Merge "Make sdr white point do a thing" into sc-dev
diff --git a/cmds/bugreport/OWNERS b/cmds/bugreport/OWNERS
index 2a9b681..5f56531 100644
--- a/cmds/bugreport/OWNERS
+++ b/cmds/bugreport/OWNERS
@@ -1,4 +1,5 @@
set noparent
+gavincorkery@google.com
nandana@google.com
jsharkey@android.com
diff --git a/cmds/bugreportz/OWNERS b/cmds/bugreportz/OWNERS
index 2a9b681..5f56531 100644
--- a/cmds/bugreportz/OWNERS
+++ b/cmds/bugreportz/OWNERS
@@ -1,4 +1,5 @@
set noparent
+gavincorkery@google.com
nandana@google.com
jsharkey@android.com
diff --git a/cmds/dumpstate/OWNERS b/cmds/dumpstate/OWNERS
index 2a9b681..5f56531 100644
--- a/cmds/dumpstate/OWNERS
+++ b/cmds/dumpstate/OWNERS
@@ -1,4 +1,5 @@
set noparent
+gavincorkery@google.com
nandana@google.com
jsharkey@android.com
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 336c5a2..8ac4ff8 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -1641,6 +1641,10 @@
MYLOGD("Skipping 'lsmod' because /proc/modules does not exist\n");
} else {
RunCommand("LSMOD", {"lsmod"});
+ RunCommand("MODULES INFO",
+ {"sh", "-c", "cat /proc/modules | cut -d' ' -f1 | "
+ " while read MOD ; do echo modinfo:$MOD ; modinfo $MOD ; "
+ "done"}, CommandOptions::AS_ROOT);
}
if (android::base::GetBoolProperty("ro.logd.kernel", false)) {
@@ -1960,6 +1964,8 @@
RunDumpsys("DUMPSYS", {"connectivity"}, CommandOptions::WithTimeout(90).Build(),
SEC_TO_MSEC(10));
+ RunDumpsys("DUMPSYS", {"vcn_management"}, CommandOptions::WithTimeout(90).Build(),
+ SEC_TO_MSEC(10));
if (include_sensitive_info) {
// Carrier apps' services will be dumped below in dumpsys activity service all-non-platform.
RunDumpsys("DUMPSYS", {"carrier_config"}, CommandOptions::WithTimeout(90).Build(),
@@ -3183,6 +3189,11 @@
// Since we do not have user consent to share the bugreport it does not get
// copied over to the calling app but remains in the internal directory from
// where the user can manually pull it.
+ std::string final_path = GetPath(".zip");
+ bool copy_succeeded = android::os::CopyFileToFile(path_, final_path);
+ if (copy_succeeded) {
+ android::os::UnlinkAndLogOnError(path_);
+ }
return Dumpstate::RunStatus::USER_CONSENT_TIMED_OUT;
}
// Unknown result; must be a programming error.
diff --git a/cmds/dumpsys/OWNERS b/cmds/dumpsys/OWNERS
index 4f6a89e..97a63ca 100644
--- a/cmds/dumpsys/OWNERS
+++ b/cmds/dumpsys/OWNERS
@@ -1,5 +1,6 @@
set noparent
+gavincorkery@google.com
nandana@google.com
jsharkey@android.com
diff --git a/cmds/installd/OWNERS b/cmds/installd/OWNERS
index fc745d0..d6807ff 100644
--- a/cmds/installd/OWNERS
+++ b/cmds/installd/OWNERS
@@ -9,3 +9,4 @@
ngeoffray@google.com
rpl@google.com
toddke@google.com
+patb@google.com
diff --git a/cmds/installd/file_parsing.h b/cmds/installd/file_parsing.h
index 3e2f815..88801ca 100644
--- a/cmds/installd/file_parsing.h
+++ b/cmds/installd/file_parsing.h
@@ -19,18 +19,14 @@
#include <fstream>
#include <functional>
-#include <string>
+#include <string_view>
+#include "android-base/unique_fd.h"
namespace android {
namespace installd {
-bool ParseFile(const std::string& strFile, std::function<bool (const std::string&)> parse) {
- std::ifstream input_stream(strFile);
-
- if (!input_stream.is_open()) {
- return false;
- }
-
+template<typename Func>
+bool ParseFile(std::istream& input_stream, Func parse) {
while (!input_stream.eof()) {
// Read the next line.
std::string line;
@@ -54,6 +50,15 @@
return true;
}
+template<typename Func>
+bool ParseFile(std::string_view str_file, Func parse) {
+ std::ifstream ifs(str_file);
+ if (!ifs.is_open()) {
+ return false;
+ }
+ return ParseFile(ifs, parse);
+}
+
} // namespace installd
} // namespace android
diff --git a/cmds/installd/otapreopt.cpp b/cmds/installd/otapreopt.cpp
index ed31ad9..6aa32b8 100644
--- a/cmds/installd/otapreopt.cpp
+++ b/cmds/installd/otapreopt.cpp
@@ -26,6 +26,7 @@
#include <sys/capability.h>
#include <sys/prctl.h>
#include <sys/stat.h>
+#include <sys/mman.h>
#include <android-base/logging.h>
#include <android-base/macros.h>
@@ -36,6 +37,7 @@
#include <log/log.h>
#include <private/android_filesystem_config.h>
+#include "android-base/file.h"
#include "dexopt.h"
#include "file_parsing.h"
#include "globals.h"
@@ -195,38 +197,63 @@
// export NAME VALUE
// For simplicity, don't respect string quotation. The values we are interested in can be
// encoded without them.
- // init.environ.rc and etc/classpath have the same format for
- // environment variable exports and can be matched by the same regex.
+ //
+ // init.environ.rc and derive_classpath all have the same format for
+ // environment variable exports (since they are all meant to be read by
+ // init) and can be matched by the same regex.
+
+ std::regex export_regex("\\s*export\\s+(\\S+)\\s+(\\S+)");
+ auto parse_results = [&](auto& input) {
+ ParseFile(input, [&](const std::string& line) {
+ std::smatch export_match;
+ if (!std::regex_match(line, export_match, export_regex)) {
+ return true;
+ }
+
+ if (export_match.size() != 3) {
+ return true;
+ }
+
+ std::string name = export_match[1].str();
+ std::string value = export_match[2].str();
+
+ system_properties_.SetProperty(name, value);
+
+ return true;
+ });
+ };
+
// TODO Just like with the system-properties above we really should have
// common code between init and otapreopt to deal with reading these
// things. See b/181182967
+ // There have been a variety of places the various env-vars have been
+ // over the years. Expand or reduce this list as needed.
static constexpr const char* kEnvironmentVariableSources[] = {
- "/init.environ.rc", "/etc/classpath"
+ "/init.environ.rc",
};
-
- std::regex export_regex("\\s*export\\s+(\\S+)\\s+(\\S+)");
+ // First get everything from the static files.
for (const char* env_vars_file : kEnvironmentVariableSources) {
- bool parse_result = ParseFile(env_vars_file, [&](const std::string& line) {
- std::smatch export_match;
- if (!std::regex_match(line, export_match, export_regex)) {
- return true;
- }
-
- if (export_match.size() != 3) {
- return true;
- }
-
- std::string name = export_match[1].str();
- std::string value = export_match[2].str();
-
- system_properties_.SetProperty(name, value);
-
- return true;
- });
- if (!parse_result) {
- return false;
- }
+ parse_results(env_vars_file);
}
+
+ // Next get everything from derive_classpath, since we're already in the
+ // chroot it will get the new versions of any dependencies.
+ {
+ android::base::unique_fd fd(memfd_create("derive_classpath_temp", MFD_CLOEXEC));
+ if (!fd.ok()) {
+ LOG(ERROR) << "Unable to create fd for derive_classpath";
+ return false;
+ }
+ std::string memfd_file = StringPrintf("/proc/%d/fd/%d", getpid(), fd.get());
+ std::string error_msg;
+ if (!Exec({"/apex/com.android.sdkext/bin/derive_classpath", memfd_file}, &error_msg)) {
+ PLOG(ERROR) << "Running derive_classpath failed: " << error_msg;
+ return false;
+ }
+ std::ifstream ifs(memfd_file);
+ parse_results(ifs);
+ }
+
if (system_properties_.GetProperty(kAndroidDataPathPropertyName) == nullptr) {
return false;
}
diff --git a/cmds/installd/otapreopt_chroot.cpp b/cmds/installd/otapreopt_chroot.cpp
index 83f01de..c62734a 100644
--- a/cmds/installd/otapreopt_chroot.cpp
+++ b/cmds/installd/otapreopt_chroot.cpp
@@ -275,6 +275,7 @@
static constexpr const std::string_view kRequiredApexs[] = {
"com.android.art",
"com.android.runtime",
+ "com.android.sdkext", // For derive_classpath
};
std::array<bool, arraysize(kRequiredApexs)> found_apexs{ false, false };
DIR* apex_dir = opendir("/apex");
diff --git a/cmds/servicemanager/ServiceManager.cpp b/cmds/servicemanager/ServiceManager.cpp
index b429fb3..90db509 100644
--- a/cmds/servicemanager/ServiceManager.cpp
+++ b/cmds/servicemanager/ServiceManager.cpp
@@ -481,7 +481,12 @@
name.c_str());
std::thread([=] {
- (void)base::SetProperty("ctl.interface_start", "aidl/" + name);
+ if (!base::SetProperty("ctl.interface_start", "aidl/" + name)) {
+ LOG(INFO) << "Tried to start aidl service " << name
+ << " as a lazy service, but was unable to. Usually this happens when a "
+ "service is not installed, but if the service is intended to be used as a "
+ "lazy service, then it may be configured incorrectly.";
+ }
}).detach();
}
diff --git a/include/android/imagedecoder.h b/include/android/imagedecoder.h
index c3d3a4b..fb7d09c 100644
--- a/include/android/imagedecoder.h
+++ b/include/android/imagedecoder.h
@@ -837,9 +837,11 @@
* is the current frame.
*
* If the image only has one frame, this will fill the {@link
- * AImageDecoderFrameInfo} with the encoded info, if any, or reasonable
+ * AImageDecoderFrameInfo} with the encoded info and reasonable
* defaults.
*
+ * If {@link AImageDecoder_advanceFrame} succeeded, this will succeed as well.
+ *
* @param decoder Opaque object representing the decoder.
* @param info Opaque object to hold frame information. On success, will be
* filled with information regarding the current frame.
@@ -861,7 +863,7 @@
* Introduced in API 31.
*
* Errors:
- * - returns 0 if |info| is null.
+ * - returns {@link ANDROID_IMAGE_DECODER_BAD_PARAMETER} if |info| is null.
*/
int64_t AImageDecoderFrameInfo_getDuration(
const AImageDecoderFrameInfo* _Nonnull info) __INTRODUCED_IN(31);
@@ -896,19 +898,25 @@
*
* Introduced in API 31.
*
- * Note that this may differ from whether the composed frame has
- * alpha. If this frame does not fill the entire image dimensions
- * (see {@link AImageDecoderFrameInfo_getFrameRect}) or it blends
- * with an opaque frame, for example, the composed frame’s alpha
- * may not match. It is also conservative; for example, if a color
- * index-based frame has a color with alpha but does not use it,
- * this will still return true.
+ * Unless this frame is independent (see {@link AImageDecoder_decodeImage}),
+ * a single call to {@link AImageDecoder_decodeImage} will decode an updated
+ * rectangle of pixels and then blend it with the existing pixels in the
+ * |pixels| buffer according to {@link AImageDecoderFrameInfo_getBlendOp}. This
+ * method returns whether the updated rectangle has alpha, prior to blending.
+ * The return value is conservative; for example, if a color-index-based frame
+ * has a color with alpha but does not use it, this will still return true.
*
* This, along with other information in AImageDecoderFrameInfo,
* can be useful for determining whether a frame is independent, but
* the decoder handles blending frames, so a simple
* sequential client does not need this.
*
+ * Note that this may differ from whether the composed frame (that is, the
+ * resulting image after blending) has alpha. If this frame does not fill the
+ * entire image dimensions (see {@link AImageDecoderFrameInfo_getFrameRect})
+ * or it blends with an opaque frame, for example, the composed frame’s alpha
+ * may not match.
+ *
* Errors:
* - returns false if |info| is null.
*/
diff --git a/include/android/surface_control.h b/include/android/surface_control.h
index f6c2e55..059bc41 100644
--- a/include/android/surface_control.h
+++ b/include/android/surface_control.h
@@ -133,6 +133,9 @@
* ASurfaceTransaction_OnComplete callback can be used to be notified when a frame
* including the updates in a transaction was presented.
*
+ * Buffers which are replaced or removed from the scene in the transaction invoking
+ * this callback may be reused after this point.
+ *
* \param context Optional context provided by the client that is passed into
* the callback.
*
@@ -153,6 +156,13 @@
* are ready to be presented. This callback will be invoked before the
* ASurfaceTransaction_OnComplete callback.
*
+ * This callback does not mean buffers have been released! It simply means that any new
+ * transactions applied will not overwrite the transaction for which we are receiving
+ * a callback and instead will be included in the next frame. If you are trying to avoid
+ * dropping frames (overwriting transactions), and unable to use timestamps (Which provide
+ * a more efficient solution), then this method provides a method to pace your transaction
+ * application.
+ *
* \param context Optional context provided by the client that is passed into the callback.
*
* \param stats Opaque handle that can be passed to ASurfaceTransactionStats functions to query
@@ -358,6 +368,11 @@
* enum.
*
* Available since API level 29.
+ *
+ * @deprecated Use setCrop, setPosition, setBufferTransform, and setScale instead. Those functions
+ * provide well defined behavior and allows for more control by the apps. It also allows the caller
+ * to set different properties at different times, instead of having to specify all the desired
+ * properties at once.
*/
void ASurfaceTransaction_setGeometry(ASurfaceTransaction* transaction,
ASurfaceControl* surface_control, const ARect& source,
@@ -526,6 +541,9 @@
* callback timings, and changes to the time interval at which the system releases buffers back to
* the application.
*
+ * You can register for changes in the refresh rate using
+ * \a AChoreographer_registerRefreshRateCallback.
+ *
* \param frameRate is the intended frame rate of this surface, in frames per second. 0 is a special
* value that indicates the app will accept the system's choice for the display frame rate, which is
* the default behavior if this function isn't called. The frameRate param does <em>not</em> need to
diff --git a/include/input/Input.h b/include/input/Input.h
index bb5ca0e..d4defa8 100644
--- a/include/input/Input.h
+++ b/include/input/Input.h
@@ -70,6 +70,14 @@
*/
AMOTION_EVENT_FLAG_IS_GENERATED_GESTURE = 0x8,
+ /**
+ * This flag indicates that the event will not cause a focus change if it is directed to an
+ * unfocused window, even if it an ACTION_DOWN. This is typically used with pointer
+ * gestures to allow the user to direct gestures to an unfocused window without bringing it
+ * into focus.
+ */
+ AMOTION_EVENT_FLAG_NO_FOCUS_CHANGE = 0x40,
+
/* Motion event is inconsistent with previously sent motion events. */
AMOTION_EVENT_FLAG_TAINTED = 0x80000000,
};
@@ -318,6 +326,12 @@
*/
constexpr float AMOTION_EVENT_INVALID_CURSOR_POSITION = std::numeric_limits<float>::quiet_NaN();
+/**
+ * Invalid value for display size. Used when display size isn't available for an event or doesn't
+ * matter. This is just a constant 0 so that it has no effect if unused.
+ */
+constexpr int32_t AMOTION_EVENT_INVALID_DISPLAY_SIZE = 0;
+
/*
* Pointer coordinate data.
*/
@@ -360,6 +374,8 @@
return getAxisValue(AMOTION_EVENT_AXIS_Y);
}
+ vec2 getXYValue() const { return vec2(getX(), getY()); }
+
#ifdef __linux__
status_t readFromParcel(Parcel* parcel);
status_t writeToParcel(Parcel* parcel) const;
@@ -548,6 +564,8 @@
void setCursorPosition(float x, float y);
+ int2 getDisplaySize() const { return {mDisplayWidth, mDisplayHeight}; }
+
static inline bool isValidCursorPosition(float x, float y) { return !isnan(x) && !isnan(y); }
inline nsecs_t getDownTime() const { return mDownTime; }
@@ -570,8 +588,17 @@
inline nsecs_t getEventTime() const { return mSampleEventTimes[getHistorySize()]; }
+ /**
+ * The actual raw pointer coords: whatever comes from the input device without any external
+ * transforms applied.
+ */
const PointerCoords* getRawPointerCoords(size_t pointerIndex) const;
+ /**
+ * This is the raw axis value. However, for X/Y axes, this currently applies a "compat-raw"
+ * transform because many apps (incorrectly) assumed that raw == oriented-screen-space.
+ * "compat raw" is raw coordinates with screen rotation applied.
+ */
float getRawAxisValue(int32_t axis, size_t pointerIndex) const;
inline float getRawX(size_t pointerIndex) const {
@@ -634,9 +661,18 @@
return mSampleEventTimes[historicalIndex];
}
+ /**
+ * The actual raw pointer coords: whatever comes from the input device without any external
+ * transforms applied.
+ */
const PointerCoords* getHistoricalRawPointerCoords(
size_t pointerIndex, size_t historicalIndex) const;
+ /**
+ * This is the raw axis value. However, for X/Y axes, this currently applies a "compat-raw"
+ * transform because many apps (incorrectly) assumed that raw == oriented-screen-space.
+ * "compat raw" is raw coordinates with screen rotation applied.
+ */
float getHistoricalRawAxisValue(int32_t axis, size_t pointerIndex,
size_t historicalIndex) const;
@@ -704,9 +740,9 @@
int32_t flags, int32_t edgeFlags, int32_t metaState, int32_t buttonState,
MotionClassification classification, const ui::Transform& transform,
float xPrecision, float yPrecision, float rawXCursorPosition,
- float rawYCursorPosition, nsecs_t downTime, nsecs_t eventTime,
- size_t pointerCount, const PointerProperties* pointerProperties,
- const PointerCoords* pointerCoords);
+ float rawYCursorPosition, int32_t displayWidth, int32_t displayHeight,
+ nsecs_t downTime, nsecs_t eventTime, size_t pointerCount,
+ const PointerProperties* pointerProperties, const PointerCoords* pointerCoords);
void copyFrom(const MotionEvent* other, bool keepHistory);
@@ -718,10 +754,14 @@
void scale(float globalScaleFactor);
- // Apply 3x3 perspective matrix transformation.
+ // Set 3x3 perspective matrix transformation.
// Matrix is in row-major form and compatible with SkMatrix.
void transform(const std::array<float, 9>& matrix);
+ // Apply 3x3 perspective matrix transformation only to content (do not modify mTransform).
+ // Matrix is in row-major form and compatible with SkMatrix.
+ void applyTransform(const std::array<float, 9>& matrix);
+
#ifdef __linux__
status_t readFromParcel(Parcel* parcel);
status_t writeToParcel(Parcel* parcel) const;
@@ -759,6 +799,8 @@
float mYPrecision;
float mRawXCursorPosition;
float mRawYCursorPosition;
+ int32_t mDisplayWidth;
+ int32_t mDisplayHeight;
nsecs_t mDownTime;
Vector<PointerProperties> mPointerProperties;
std::vector<nsecs_t> mSampleEventTimes;
diff --git a/include/input/InputTransport.h b/include/input/InputTransport.h
index 898d1a9..360dfbf 100644
--- a/include/input/InputTransport.h
+++ b/include/input/InputTransport.h
@@ -136,6 +136,8 @@
float yPrecision;
float xCursorPosition;
float yCursorPosition;
+ int32_t displayWidth;
+ int32_t displayHeight;
uint32_t pointerCount;
uint32_t empty3;
/**
@@ -227,7 +229,7 @@
InputChannel(const InputChannel& other)
: mName(other.mName), mFd(::dup(other.mFd)), mToken(other.mToken){};
InputChannel(const std::string name, android::base::unique_fd fd, sp<IBinder> token);
- virtual ~InputChannel();
+ ~InputChannel() override;
/**
* Create a pair of input channels.
* The two returned input channels are equivalent, and are labeled as "server" and "client"
@@ -353,8 +355,9 @@
int32_t metaState, int32_t buttonState,
MotionClassification classification, const ui::Transform& transform,
float xPrecision, float yPrecision, float xCursorPosition,
- float yCursorPosition, nsecs_t downTime, nsecs_t eventTime,
- uint32_t pointerCount, const PointerProperties* pointerProperties,
+ float yCursorPosition, int32_t displayWidth, int32_t displayHeight,
+ nsecs_t downTime, nsecs_t eventTime, uint32_t pointerCount,
+ const PointerProperties* pointerProperties,
const PointerCoords* pointerCoords);
/* Publishes a focus event to the input channel.
diff --git a/include/input/InputWindow.h b/include/input/InputWindow.h
index 36097d6..121be6d 100644
--- a/include/input/InputWindow.h
+++ b/include/input/InputWindow.h
@@ -168,6 +168,10 @@
// Transform applied to individual windows.
ui::Transform transform;
+ // Display size in its natural rotation. Used to rotate raw coordinates for compatibility.
+ int32_t displayWidth = AMOTION_EVENT_INVALID_DISPLAY_SIZE;
+ int32_t displayHeight = AMOTION_EVENT_INVALID_DISPLAY_SIZE;
+
/*
* This is filled in by the WM relative to the frame and then translated
* to absolute coordinates by SurfaceFlinger once the frame is computed.
diff --git a/libs/binder/Android.bp b/libs/binder/Android.bp
index a97cf87..be260e8 100644
--- a/libs/binder/Android.bp
+++ b/libs/binder/Android.bp
@@ -112,7 +112,7 @@
"PersistableBundle.cpp",
"ProcessState.cpp",
"RpcAddress.cpp",
- "RpcConnection.cpp",
+ "RpcSession.cpp",
"RpcServer.cpp",
"RpcState.cpp",
"Static.cpp",
diff --git a/libs/binder/Binder.cpp b/libs/binder/Binder.cpp
index d964d25..d5bdd1c 100644
--- a/libs/binder/Binder.cpp
+++ b/libs/binder/Binder.cpp
@@ -29,6 +29,16 @@
namespace android {
+// Service implementations inherit from BBinder and IBinder, and this is frozen
+// in prebuilts.
+#ifdef __LP64__
+static_assert(sizeof(IBinder) == 24);
+static_assert(sizeof(BBinder) == 40);
+#else
+static_assert(sizeof(IBinder) == 12);
+static_assert(sizeof(BBinder) == 20);
+#endif
+
// ---------------------------------------------------------------------------
IBinder::IBinder()
diff --git a/libs/binder/BpBinder.cpp b/libs/binder/BpBinder.cpp
index fdcf94a..1dcb94c 100644
--- a/libs/binder/BpBinder.cpp
+++ b/libs/binder/BpBinder.cpp
@@ -21,7 +21,7 @@
#include <binder/IPCThreadState.h>
#include <binder/IResultReceiver.h>
-#include <binder/RpcConnection.h>
+#include <binder/RpcSession.h>
#include <binder/Stability.h>
#include <cutils/compiler.h>
#include <utils/Log.h>
@@ -136,15 +136,15 @@
return sp<BpBinder>::make(BinderHandle{handle}, trackedUid);
}
-sp<BpBinder> BpBinder::create(const sp<RpcConnection>& connection, const RpcAddress& address) {
- LOG_ALWAYS_FATAL_IF(connection == nullptr, "BpBinder::create null connection");
+sp<BpBinder> BpBinder::create(const sp<RpcSession>& session, const RpcAddress& address) {
+ LOG_ALWAYS_FATAL_IF(session == nullptr, "BpBinder::create null session");
// These are not currently tracked, since there is no UID or other
// identifier to track them with. However, if similar functionality is
- // needed, connection objects keep track of all BpBinder objects on a
- // per-connection basis.
+ // needed, session objects keep track of all BpBinder objects on a
+ // per-session basis.
- return sp<BpBinder>::make(SocketHandle{connection, address});
+ return sp<BpBinder>::make(RpcHandle{session, address});
}
BpBinder::BpBinder(Handle&& handle)
@@ -165,20 +165,20 @@
IPCThreadState::self()->incWeakHandle(this->binderHandle(), this);
}
-BpBinder::BpBinder(SocketHandle&& handle) : BpBinder(Handle(handle)) {
- LOG_ALWAYS_FATAL_IF(rpcConnection() == nullptr, "BpBinder created w/o connection object");
+BpBinder::BpBinder(RpcHandle&& handle) : BpBinder(Handle(handle)) {
+ LOG_ALWAYS_FATAL_IF(rpcSession() == nullptr, "BpBinder created w/o session object");
}
bool BpBinder::isRpcBinder() const {
- return std::holds_alternative<SocketHandle>(mHandle);
+ return std::holds_alternative<RpcHandle>(mHandle);
}
const RpcAddress& BpBinder::rpcAddress() const {
- return std::get<SocketHandle>(mHandle).address;
+ return std::get<RpcHandle>(mHandle).address;
}
-const sp<RpcConnection>& BpBinder::rpcConnection() const {
- return std::get<SocketHandle>(mHandle).connection;
+const sp<RpcSession>& BpBinder::rpcSession() const {
+ return std::get<RpcHandle>(mHandle).session;
}
int32_t BpBinder::binderHandle() const {
@@ -273,7 +273,7 @@
status_t status;
if (CC_UNLIKELY(isRpcBinder())) {
- status = rpcConnection()->transact(rpcAddress(), code, data, reply, flags);
+ status = rpcSession()->transact(rpcAddress(), code, data, reply, flags);
} else {
status = IPCThreadState::self()->transact(binderHandle(), code, data, reply, flags);
}
@@ -479,7 +479,7 @@
{
ALOGV("onLastStrongRef BpBinder %p handle %d\n", this, binderHandle());
if (CC_UNLIKELY(isRpcBinder())) {
- (void)rpcConnection()->sendDecStrong(rpcAddress());
+ (void)rpcSession()->sendDecStrong(rpcAddress());
return;
}
IF_ALOGV() {
diff --git a/libs/binder/IPCThreadState.cpp b/libs/binder/IPCThreadState.cpp
index 6fb1227..18b77e6 100644
--- a/libs/binder/IPCThreadState.cpp
+++ b/libs/binder/IPCThreadState.cpp
@@ -29,8 +29,6 @@
#include <utils/SystemClock.h>
#include <utils/threads.h>
-#include <private/binder/binder_module.h>
-
#include <atomic>
#include <errno.h>
#include <inttypes.h>
@@ -43,6 +41,7 @@
#include <unistd.h>
#include "Static.h"
+#include "binder_module.h"
#if LOG_NDEBUG
@@ -367,19 +366,45 @@
pid_t IPCThreadState::getCallingPid() const
{
+ checkContextIsBinderForUse(__func__);
return mCallingPid;
}
const char* IPCThreadState::getCallingSid() const
{
+ checkContextIsBinderForUse(__func__);
return mCallingSid;
}
uid_t IPCThreadState::getCallingUid() const
{
+ checkContextIsBinderForUse(__func__);
return mCallingUid;
}
+IPCThreadState::SpGuard* IPCThreadState::pushGetCallingSpGuard(SpGuard* guard) {
+ SpGuard* orig = mServingStackPointerGuard;
+ mServingStackPointerGuard = guard;
+ return orig;
+}
+
+void IPCThreadState::restoreGetCallingSpGuard(SpGuard* guard) {
+ mServingStackPointerGuard = guard;
+}
+
+void IPCThreadState::checkContextIsBinderForUse(const char* use) const {
+ if (mServingStackPointerGuard == nullptr) return;
+
+ if (!mServingStackPointer || mServingStackPointerGuard < mServingStackPointer) {
+ LOG_ALWAYS_FATAL("In context %s, %s does not make sense.",
+ mServingStackPointerGuard->context, use);
+ }
+
+ // in the case mServingStackPointer is deeper in the stack than the guard,
+ // we must be serving a binder transaction (maybe nested). This is a binder
+ // context, so we don't abort
+}
+
int64_t IPCThreadState::clearCallingIdentity()
{
// ignore mCallingSid for legacy reasons
@@ -848,15 +873,15 @@
}
IPCThreadState::IPCThreadState()
- : mProcess(ProcessState::self()),
- mServingStackPointer(nullptr),
- mWorkSource(kUnsetWorkSource),
- mPropagateWorkSource(false),
- mIsLooper(false),
- mStrictModePolicy(0),
- mLastTransactionBinderFlags(0),
- mCallRestriction(mProcess->mCallRestriction)
-{
+ : mProcess(ProcessState::self()),
+ mServingStackPointer(nullptr),
+ mServingStackPointerGuard(nullptr),
+ mWorkSource(kUnsetWorkSource),
+ mPropagateWorkSource(false),
+ mIsLooper(false),
+ mStrictModePolicy(0),
+ mLastTransactionBinderFlags(0),
+ mCallRestriction(mProcess->mCallRestriction) {
pthread_setspecific(gTLS, this);
clearCaller();
mIn.setDataCapacity(256);
diff --git a/libs/binder/LazyServiceRegistrar.cpp b/libs/binder/LazyServiceRegistrar.cpp
index b503beb..6165911 100644
--- a/libs/binder/LazyServiceRegistrar.cpp
+++ b/libs/binder/LazyServiceRegistrar.cpp
@@ -123,16 +123,20 @@
std::string regStr = (reRegister) ? "Re-registering" : "Registering";
ALOGI("%s service %s", regStr.c_str(), name.c_str());
- if (!manager->addService(name.c_str(), service, allowIsolated, dumpFlags).isOk()) {
- ALOGE("Failed to register service %s", name.c_str());
+ if (Status status = manager->addService(name.c_str(), service, allowIsolated, dumpFlags);
+ !status.isOk()) {
+ ALOGE("Failed to register service %s (%s)", name.c_str(), status.toString8().c_str());
return false;
}
if (!reRegister) {
- if (!manager->registerClientCallback(name, service,
- sp<android::os::IClientCallback>::fromExisting(this))
- .isOk()) {
- ALOGE("Failed to add client callback for service %s", name.c_str());
+ if (Status status =
+ manager->registerClientCallback(name, service,
+ sp<android::os::IClientCallback>::fromExisting(
+ this));
+ !status.isOk()) {
+ ALOGE("Failed to add client callback for service %s (%s)", name.c_str(),
+ status.toString8().c_str());
return false;
}
@@ -171,10 +175,10 @@
auto manager = interface_cast<AidlServiceManager>(asBinder(defaultServiceManager()));
for (auto& [name, entry] : mRegisteredServices) {
- bool success = manager->tryUnregisterService(name, entry.service).isOk();
+ Status status = manager->tryUnregisterService(name, entry.service);
- if (!success) {
- ALOGI("Failed to unregister service %s", name.c_str());
+ if (!status.isOk()) {
+ ALOGI("Failed to unregister service %s (%s)", name.c_str(), status.toString8().c_str());
return false;
}
entry.registered = false;
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index a735309..ee834ea 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -48,10 +48,10 @@
#include <utils/String8.h>
#include <utils/misc.h>
-#include <private/binder/binder_module.h>
#include "RpcState.h"
#include "Static.h"
#include "Utils.h"
+#include "binder_module.h"
#define LOG_REFS(...)
//#define LOG_REFS(...) ALOG(LOG_DEBUG, LOG_TAG, __VA_ARGS__)
@@ -78,7 +78,11 @@
namespace android {
// many things compile this into prebuilts on the stack
-static_assert(sizeof(Parcel) == 60 || sizeof(Parcel) == 120);
+#ifdef __LP64__
+static_assert(sizeof(Parcel) == 120);
+#else
+static_assert(sizeof(Parcel) == 60);
+#endif
static std::atomic<size_t> gParcelGlobalAllocCount;
static std::atomic<size_t> gParcelGlobalAllocSize;
@@ -198,7 +202,7 @@
status_t status = writeInt32(1); // non-null
if (status != OK) return status;
RpcAddress address = RpcAddress::zero();
- status = mConnection->state()->onBinderLeaving(mConnection, binder, &address);
+ status = mSession->state()->onBinderLeaving(mSession, binder, &address);
if (status != OK) return status;
status = address.writeToParcel(this);
if (status != OK) return status;
@@ -269,8 +273,7 @@
status_t Parcel::unflattenBinder(sp<IBinder>* out) const
{
if (isForRpc()) {
- LOG_ALWAYS_FATAL_IF(mConnection == nullptr,
- "RpcConnection required to read from remote parcel");
+ LOG_ALWAYS_FATAL_IF(mSession == nullptr, "RpcSession required to read from remote parcel");
int32_t isNull;
status_t status = readInt32(&isNull);
@@ -282,7 +285,7 @@
auto addr = RpcAddress::zero();
status_t status = addr.readFromParcel(*this);
if (status != OK) return status;
- binder = mConnection->state()->onBinderEntering(mConnection, addr);
+ binder = mSession->state()->onBinderEntering(mSession, addr);
}
return finishUnflattenBinder(binder, out);
@@ -564,20 +567,20 @@
LOG_ALWAYS_FATAL_IF(mData != nullptr, "format must be set before data is written");
if (binder && binder->remoteBinder() && binder->remoteBinder()->isRpcBinder()) {
- markForRpc(binder->remoteBinder()->getPrivateAccessorForId().rpcConnection());
+ markForRpc(binder->remoteBinder()->getPrivateAccessorForId().rpcSession());
}
}
-void Parcel::markForRpc(const sp<RpcConnection>& connection) {
+void Parcel::markForRpc(const sp<RpcSession>& session) {
LOG_ALWAYS_FATAL_IF(mData != nullptr && mOwner == nullptr,
"format must be set before data is written OR on IPC data");
- LOG_ALWAYS_FATAL_IF(connection == nullptr, "markForRpc requires connection");
- mConnection = connection;
+ LOG_ALWAYS_FATAL_IF(session == nullptr, "markForRpc requires session");
+ mSession = session;
}
bool Parcel::isForRpc() const {
- return mConnection != nullptr;
+ return mSession != nullptr;
}
void Parcel::updateWorkSourceRequestHeaderPosition() const {
@@ -2495,7 +2498,7 @@
mDataPos = 0;
ALOGV("initState Setting data size of %p to %zu", this, mDataSize);
ALOGV("initState Setting data pos of %p to %zu", this, mDataPos);
- mConnection = nullptr;
+ mSession = nullptr;
mObjects = nullptr;
mObjectsSize = 0;
mObjectsCapacity = 0;
diff --git a/libs/binder/ProcessState.cpp b/libs/binder/ProcessState.cpp
index 1d3beb4..4fd0dc7 100644
--- a/libs/binder/ProcessState.cpp
+++ b/libs/binder/ProcessState.cpp
@@ -27,8 +27,8 @@
#include <utils/String8.h>
#include <utils/threads.h>
-#include <private/binder/binder_module.h>
#include "Static.h"
+#include "binder_module.h"
#include <errno.h>
#include <fcntl.h>
diff --git a/libs/binder/RpcConnection.cpp b/libs/binder/RpcConnection.cpp
deleted file mode 100644
index f2302f7..0000000
--- a/libs/binder/RpcConnection.cpp
+++ /dev/null
@@ -1,442 +0,0 @@
-/*
- * Copyright (C) 2020 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define LOG_TAG "RpcConnection"
-
-#include <binder/RpcConnection.h>
-
-#include <arpa/inet.h>
-#include <netdb.h>
-#include <netinet/in.h>
-#include <sys/socket.h>
-#include <sys/types.h>
-#include <sys/un.h>
-#include <unistd.h>
-
-#include <string_view>
-
-#include <binder/Parcel.h>
-#include <binder/Stability.h>
-#include <utils/String8.h>
-
-#include "RpcState.h"
-#include "RpcWireFormat.h"
-
-#ifdef __GLIBC__
-extern "C" pid_t gettid();
-#endif
-
-#ifdef __BIONIC__
-#include <linux/vm_sockets.h>
-#endif
-
-namespace android {
-
-using base::unique_fd;
-using AddrInfo = std::unique_ptr<addrinfo, decltype(&freeaddrinfo)>;
-
-RpcConnection::SocketAddress::~SocketAddress() {}
-
-RpcConnection::RpcConnection() {
- LOG_RPC_DETAIL("RpcConnection created %p", this);
-
- mState = std::make_unique<RpcState>();
-}
-RpcConnection::~RpcConnection() {
- LOG_RPC_DETAIL("RpcConnection destroyed %p", this);
-
- std::lock_guard<std::mutex> _l(mSocketMutex);
- LOG_ALWAYS_FATAL_IF(mServers.size() != 0,
- "Should not be able to destroy a connection with servers in use.");
-}
-
-sp<RpcConnection> RpcConnection::make() {
- return sp<RpcConnection>::make();
-}
-
-class UnixSocketAddress : public RpcConnection::SocketAddress {
-public:
- explicit UnixSocketAddress(const char* path) : mAddr({.sun_family = AF_UNIX}) {
- unsigned int pathLen = strlen(path) + 1;
- LOG_ALWAYS_FATAL_IF(pathLen > sizeof(mAddr.sun_path), "Socket path is too long: %u %s",
- pathLen, path);
- memcpy(mAddr.sun_path, path, pathLen);
- }
- virtual ~UnixSocketAddress() {}
- std::string toString() const override {
- return String8::format("path '%.*s'", static_cast<int>(sizeof(mAddr.sun_path)),
- mAddr.sun_path)
- .c_str();
- }
- const sockaddr* addr() const override { return reinterpret_cast<const sockaddr*>(&mAddr); }
- size_t addrSize() const override { return sizeof(mAddr); }
-
-private:
- sockaddr_un mAddr;
-};
-
-bool RpcConnection::setupUnixDomainServer(const char* path) {
- return setupSocketServer(UnixSocketAddress(path));
-}
-
-bool RpcConnection::addUnixDomainClient(const char* path) {
- return addSocketClient(UnixSocketAddress(path));
-}
-
-#ifdef __BIONIC__
-
-class VsockSocketAddress : public RpcConnection::SocketAddress {
-public:
- VsockSocketAddress(unsigned int cid, unsigned int port)
- : mAddr({
- .svm_family = AF_VSOCK,
- .svm_port = port,
- .svm_cid = cid,
- }) {}
- virtual ~VsockSocketAddress() {}
- std::string toString() const override {
- return String8::format("cid %u port %u", mAddr.svm_cid, mAddr.svm_port).c_str();
- }
- const sockaddr* addr() const override { return reinterpret_cast<const sockaddr*>(&mAddr); }
- size_t addrSize() const override { return sizeof(mAddr); }
-
-private:
- sockaddr_vm mAddr;
-};
-
-bool RpcConnection::setupVsockServer(unsigned int port) {
- // realizing value w/ this type at compile time to avoid ubsan abort
- constexpr unsigned int kAnyCid = VMADDR_CID_ANY;
-
- return setupSocketServer(VsockSocketAddress(kAnyCid, port));
-}
-
-bool RpcConnection::addVsockClient(unsigned int cid, unsigned int port) {
- return addSocketClient(VsockSocketAddress(cid, port));
-}
-
-#endif // __BIONIC__
-
-class InetSocketAddress : public RpcConnection::SocketAddress {
-public:
- InetSocketAddress(const sockaddr* sockAddr, size_t size, const char* addr, unsigned int port)
- : mSockAddr(sockAddr), mSize(size), mAddr(addr), mPort(port) {}
- [[nodiscard]] std::string toString() const override {
- return String8::format("%s:%u", mAddr, mPort).c_str();
- }
- [[nodiscard]] const sockaddr* addr() const override { return mSockAddr; }
- [[nodiscard]] size_t addrSize() const override { return mSize; }
-
-private:
- const sockaddr* mSockAddr;
- size_t mSize;
- const char* mAddr;
- unsigned int mPort;
-};
-
-AddrInfo GetAddrInfo(const char* addr, unsigned int port) {
- addrinfo hint{
- .ai_flags = 0,
- .ai_family = AF_UNSPEC,
- .ai_socktype = SOCK_STREAM,
- .ai_protocol = 0,
- };
- addrinfo* aiStart = nullptr;
- if (int rc = getaddrinfo(addr, std::to_string(port).data(), &hint, &aiStart); 0 != rc) {
- ALOGE("Unable to resolve %s:%u: %s", addr, port, gai_strerror(rc));
- return AddrInfo(nullptr, nullptr);
- }
- if (aiStart == nullptr) {
- ALOGE("Unable to resolve %s:%u: getaddrinfo returns null", addr, port);
- return AddrInfo(nullptr, nullptr);
- }
- return AddrInfo(aiStart, &freeaddrinfo);
-}
-
-bool RpcConnection::setupInetServer(unsigned int port) {
- const char* kAddr = "127.0.0.1";
-
- auto aiStart = GetAddrInfo(kAddr, port);
- if (aiStart == nullptr) return false;
- for (auto ai = aiStart.get(); ai != nullptr; ai = ai->ai_next) {
- InetSocketAddress socketAddress(ai->ai_addr, ai->ai_addrlen, kAddr, port);
- if (setupSocketServer(socketAddress)) return true;
- }
- ALOGE("None of the socket address resolved for %s:%u can be set up as inet server.", kAddr,
- port);
- return false;
-}
-
-bool RpcConnection::addInetClient(const char* addr, unsigned int port) {
- auto aiStart = GetAddrInfo(addr, port);
- if (aiStart == nullptr) return false;
- for (auto ai = aiStart.get(); ai != nullptr; ai = ai->ai_next) {
- InetSocketAddress socketAddress(ai->ai_addr, ai->ai_addrlen, addr, port);
- if (addSocketClient(socketAddress)) return true;
- }
- ALOGE("None of the socket address resolved for %s:%u can be added as inet client.", addr, port);
- return false;
-}
-
-bool RpcConnection::addNullDebuggingClient() {
- unique_fd serverFd(TEMP_FAILURE_RETRY(open("/dev/null", O_WRONLY | O_CLOEXEC)));
-
- if (serverFd == -1) {
- ALOGE("Could not connect to /dev/null: %s", strerror(errno));
- return false;
- }
-
- addClient(std::move(serverFd));
- return true;
-}
-
-sp<IBinder> RpcConnection::getRootObject() {
- ExclusiveSocket socket(sp<RpcConnection>::fromExisting(this), SocketUse::CLIENT);
- return state()->getRootObject(socket.fd(), sp<RpcConnection>::fromExisting(this));
-}
-
-status_t RpcConnection::transact(const RpcAddress& address, uint32_t code, const Parcel& data,
- Parcel* reply, uint32_t flags) {
- ExclusiveSocket socket(sp<RpcConnection>::fromExisting(this),
- (flags & IBinder::FLAG_ONEWAY) ? SocketUse::CLIENT_ASYNC
- : SocketUse::CLIENT);
- return state()->transact(socket.fd(), address, code, data,
- sp<RpcConnection>::fromExisting(this), reply, flags);
-}
-
-status_t RpcConnection::sendDecStrong(const RpcAddress& address) {
- ExclusiveSocket socket(sp<RpcConnection>::fromExisting(this), SocketUse::CLIENT_REFCOUNT);
- return state()->sendDecStrong(socket.fd(), address);
-}
-
-void RpcConnection::join() {
- // TODO(b/185167543): do this dynamically, instead of from a static number
- // of threads
- unique_fd clientFd(
- TEMP_FAILURE_RETRY(accept4(mServer.get(), nullptr, 0 /*length*/, SOCK_CLOEXEC)));
- if (clientFd < 0) {
- // If this log becomes confusing, should save more state from setupUnixDomainServer
- // in order to output here.
- ALOGE("Could not accept4 socket: %s", strerror(errno));
- return;
- }
-
- LOG_RPC_DETAIL("accept4 on fd %d yields fd %d", mServer.get(), clientFd.get());
-
- // must be registered to allow arbitrary client code executing commands to
- // be able to do nested calls (we can't only read from it)
- sp<ConnectionSocket> socket = assignServerToThisThread(std::move(clientFd));
-
- while (true) {
- status_t error =
- state()->getAndExecuteCommand(socket->fd, sp<RpcConnection>::fromExisting(this));
-
- if (error != OK) {
- ALOGI("Binder socket thread closing w/ status %s", statusToString(error).c_str());
- break;
- }
- }
-
- LOG_ALWAYS_FATAL_IF(!removeServerSocket(socket),
- "bad state: socket object guaranteed to be in list");
-}
-
-void RpcConnection::setForServer(const wp<RpcServer>& server) {
- mForServer = server;
-}
-
-wp<RpcServer> RpcConnection::server() {
- return mForServer;
-}
-
-bool RpcConnection::setupSocketServer(const SocketAddress& addr) {
- LOG_ALWAYS_FATAL_IF(mServer.get() != -1, "Each RpcConnection can only have one server.");
-
- unique_fd serverFd(
- TEMP_FAILURE_RETRY(socket(addr.addr()->sa_family, SOCK_STREAM | SOCK_CLOEXEC, 0)));
- if (serverFd == -1) {
- ALOGE("Could not create socket: %s", strerror(errno));
- return false;
- }
-
- if (0 != TEMP_FAILURE_RETRY(bind(serverFd.get(), addr.addr(), addr.addrSize()))) {
- int savedErrno = errno;
- ALOGE("Could not bind socket at %s: %s", addr.toString().c_str(), strerror(savedErrno));
- return false;
- }
-
- if (0 != TEMP_FAILURE_RETRY(listen(serverFd.get(), 1 /*backlog*/))) {
- int savedErrno = errno;
- ALOGE("Could not listen socket at %s: %s", addr.toString().c_str(), strerror(savedErrno));
- return false;
- }
-
- mServer = std::move(serverFd);
- return true;
-}
-
-bool RpcConnection::addSocketClient(const SocketAddress& addr) {
- unique_fd serverFd(
- TEMP_FAILURE_RETRY(socket(addr.addr()->sa_family, SOCK_STREAM | SOCK_CLOEXEC, 0)));
- if (serverFd == -1) {
- int savedErrno = errno;
- ALOGE("Could not create socket at %s: %s", addr.toString().c_str(), strerror(savedErrno));
- return false;
- }
-
- if (0 != TEMP_FAILURE_RETRY(connect(serverFd.get(), addr.addr(), addr.addrSize()))) {
- int savedErrno = errno;
- ALOGE("Could not connect socket at %s: %s", addr.toString().c_str(), strerror(savedErrno));
- return false;
- }
-
- LOG_RPC_DETAIL("Socket at %s client with fd %d", addr.toString().c_str(), serverFd.get());
-
- addClient(std::move(serverFd));
- return true;
-}
-
-void RpcConnection::addClient(unique_fd&& fd) {
- std::lock_guard<std::mutex> _l(mSocketMutex);
- sp<ConnectionSocket> connection = sp<ConnectionSocket>::make();
- connection->fd = std::move(fd);
- mClients.push_back(connection);
-}
-
-sp<RpcConnection::ConnectionSocket> RpcConnection::assignServerToThisThread(unique_fd&& fd) {
- std::lock_guard<std::mutex> _l(mSocketMutex);
- sp<ConnectionSocket> connection = sp<ConnectionSocket>::make();
- connection->fd = std::move(fd);
- connection->exclusiveTid = gettid();
- mServers.push_back(connection);
-
- return connection;
-}
-
-bool RpcConnection::removeServerSocket(const sp<ConnectionSocket>& socket) {
- std::lock_guard<std::mutex> _l(mSocketMutex);
- if (auto it = std::find(mServers.begin(), mServers.end(), socket); it != mServers.end()) {
- mServers.erase(it);
- return true;
- }
- return false;
-}
-
-RpcConnection::ExclusiveSocket::ExclusiveSocket(const sp<RpcConnection>& connection, SocketUse use)
- : mConnection(connection) {
- pid_t tid = gettid();
- std::unique_lock<std::mutex> _l(mConnection->mSocketMutex);
-
- mConnection->mWaitingThreads++;
- while (true) {
- sp<ConnectionSocket> exclusive;
- sp<ConnectionSocket> available;
-
- // CHECK FOR DEDICATED CLIENT SOCKET
- //
- // A server/looper should always use a dedicated connection if available
- findSocket(tid, &exclusive, &available, mConnection->mClients, mConnection->mClientsOffset);
-
- // WARNING: this assumes a server cannot request its client to send
- // a transaction, as mServers is excluded below.
- //
- // Imagine we have more than one thread in play, and a single thread
- // sends a synchronous, then an asynchronous command. Imagine the
- // asynchronous command is sent on the first client socket. Then, if
- // we naively send a synchronous command to that same socket, the
- // thread on the far side might be busy processing the asynchronous
- // command. So, we move to considering the second available thread
- // for subsequent calls.
- if (use == SocketUse::CLIENT_ASYNC && (exclusive != nullptr || available != nullptr)) {
- mConnection->mClientsOffset =
- (mConnection->mClientsOffset + 1) % mConnection->mClients.size();
- }
-
- // USE SERVING SOCKET (for nested transaction)
- //
- // asynchronous calls cannot be nested
- if (use != SocketUse::CLIENT_ASYNC) {
- // server sockets are always assigned to a thread
- findSocket(tid, &exclusive, nullptr /*available*/, mConnection->mServers,
- 0 /* index hint */);
- }
-
- // if our thread is already using a connection, prioritize using that
- if (exclusive != nullptr) {
- mSocket = exclusive;
- mReentrant = true;
- break;
- } else if (available != nullptr) {
- mSocket = available;
- mSocket->exclusiveTid = tid;
- break;
- }
-
- // in regular binder, this would usually be a deadlock :)
- LOG_ALWAYS_FATAL_IF(mConnection->mClients.size() == 0,
- "Not a client of any connection. You must create a connection to an "
- "RPC server to make any non-nested (e.g. oneway or on another thread) "
- "calls.");
-
- LOG_RPC_DETAIL("No available connection (have %zu clients and %zu servers). Waiting...",
- mConnection->mClients.size(), mConnection->mServers.size());
- mConnection->mSocketCv.wait(_l);
- }
- mConnection->mWaitingThreads--;
-}
-
-void RpcConnection::ExclusiveSocket::findSocket(pid_t tid, sp<ConnectionSocket>* exclusive,
- sp<ConnectionSocket>* available,
- std::vector<sp<ConnectionSocket>>& sockets,
- size_t socketsIndexHint) {
- LOG_ALWAYS_FATAL_IF(sockets.size() > 0 && socketsIndexHint >= sockets.size(),
- "Bad index %zu >= %zu", socketsIndexHint, sockets.size());
-
- if (*exclusive != nullptr) return; // consistent with break below
-
- for (size_t i = 0; i < sockets.size(); i++) {
- sp<ConnectionSocket>& socket = sockets[(i + socketsIndexHint) % sockets.size()];
-
- // take first available connection (intuition = caching)
- if (available && *available == nullptr && socket->exclusiveTid == std::nullopt) {
- *available = socket;
- continue;
- }
-
- // though, prefer to take connection which is already inuse by this thread
- // (nested transactions)
- if (exclusive && socket->exclusiveTid == tid) {
- *exclusive = socket;
- break; // consistent with return above
- }
- }
-}
-
-RpcConnection::ExclusiveSocket::~ExclusiveSocket() {
- // reentrant use of a connection means something less deep in the call stack
- // is using this fd, and it retains the right to it. So, we don't give up
- // exclusive ownership, and no thread is freed.
- if (!mReentrant) {
- std::unique_lock<std::mutex> _l(mConnection->mSocketMutex);
- mSocket->exclusiveTid = std::nullopt;
- if (mConnection->mWaitingThreads > 0) {
- _l.unlock();
- mConnection->mSocketCv.notify_one();
- }
- }
-}
-
-} // namespace android
diff --git a/libs/binder/RpcServer.cpp b/libs/binder/RpcServer.cpp
index 9a0be92..9cc6e7f 100644
--- a/libs/binder/RpcServer.cpp
+++ b/libs/binder/RpcServer.cpp
@@ -19,17 +19,23 @@
#include <sys/socket.h>
#include <sys/un.h>
+#include <thread>
#include <vector>
+#include <android-base/scopeguard.h>
#include <binder/Parcel.h>
#include <binder/RpcServer.h>
#include <log/log.h>
#include "RpcState.h"
+#include "RpcSocketAddress.h"
#include "RpcWireFormat.h"
namespace android {
+using base::ScopeGuard;
+using base::unique_fd;
+
RpcServer::RpcServer() {}
RpcServer::~RpcServer() {}
@@ -41,26 +47,251 @@
mAgreedExperimental = true;
}
-sp<RpcConnection> RpcServer::addClientConnection() {
- LOG_ALWAYS_FATAL_IF(!mAgreedExperimental, "no!");
+bool RpcServer::setupUnixDomainServer(const char* path) {
+ return setupSocketServer(UnixSocketAddress(path));
+}
- auto connection = RpcConnection::make();
- connection->setForServer(sp<RpcServer>::fromExisting(this));
- {
- std::lock_guard<std::mutex> _l(mLock);
- mConnections.push_back(connection);
+bool RpcServer::setupVsockServer(unsigned int port) {
+ // realizing value w/ this type at compile time to avoid ubsan abort
+ constexpr unsigned int kAnyCid = VMADDR_CID_ANY;
+
+ return setupSocketServer(VsockSocketAddress(kAnyCid, port));
+}
+
+bool RpcServer::setupInetServer(unsigned int port, unsigned int* assignedPort) {
+ const char* kAddr = "127.0.0.1";
+
+ if (assignedPort != nullptr) *assignedPort = 0;
+ auto aiStart = InetSocketAddress::getAddrInfo(kAddr, port);
+ if (aiStart == nullptr) return false;
+ for (auto ai = aiStart.get(); ai != nullptr; ai = ai->ai_next) {
+ InetSocketAddress socketAddress(ai->ai_addr, ai->ai_addrlen, kAddr, port);
+ if (!setupSocketServer(socketAddress)) {
+ continue;
+ }
+
+ LOG_ALWAYS_FATAL_IF(socketAddress.addr()->sa_family != AF_INET, "expecting inet");
+ sockaddr_in addr{};
+ socklen_t len = sizeof(addr);
+ if (0 != getsockname(mServer.get(), reinterpret_cast<sockaddr*>(&addr), &len)) {
+ int savedErrno = errno;
+ ALOGE("Could not getsockname at %s: %s", socketAddress.toString().c_str(),
+ strerror(savedErrno));
+ return false;
+ }
+ LOG_ALWAYS_FATAL_IF(len != sizeof(addr), "Wrong socket type: len %zu vs len %zu",
+ static_cast<size_t>(len), sizeof(addr));
+ unsigned int realPort = ntohs(addr.sin_port);
+ LOG_ALWAYS_FATAL_IF(port != 0 && realPort != port,
+ "Requesting inet server on %s but it is set up on %u.",
+ socketAddress.toString().c_str(), realPort);
+
+ if (assignedPort != nullptr) {
+ *assignedPort = realPort;
+ }
+
+ return true;
}
- return connection;
+ ALOGE("None of the socket address resolved for %s:%u can be set up as inet server.", kAddr,
+ port);
+ return false;
+}
+
+void RpcServer::setMaxThreads(size_t threads) {
+ LOG_ALWAYS_FATAL_IF(threads <= 0, "RpcServer is useless without threads");
+ LOG_ALWAYS_FATAL_IF(mStarted, "must be called before started");
+ mMaxThreads = threads;
+}
+
+size_t RpcServer::getMaxThreads() {
+ return mMaxThreads;
}
void RpcServer::setRootObject(const sp<IBinder>& binder) {
std::lock_guard<std::mutex> _l(mLock);
- mRootObject = binder;
+ mRootObjectWeak = mRootObject = binder;
+}
+
+void RpcServer::setRootObjectWeak(const wp<IBinder>& binder) {
+ std::lock_guard<std::mutex> _l(mLock);
+ mRootObject.clear();
+ mRootObjectWeak = binder;
}
sp<IBinder> RpcServer::getRootObject() {
std::lock_guard<std::mutex> _l(mLock);
- return mRootObject;
+ bool hasWeak = mRootObjectWeak.unsafe_get();
+ sp<IBinder> ret = mRootObjectWeak.promote();
+ ALOGW_IF(hasWeak && ret == nullptr, "RpcServer root object is freed, returning nullptr");
+ return ret;
+}
+
+void RpcServer::join() {
+ while (true) {
+ (void)acceptOne();
+ }
+}
+
+bool RpcServer::acceptOne() {
+ LOG_ALWAYS_FATAL_IF(!mAgreedExperimental, "no!");
+ LOG_ALWAYS_FATAL_IF(!hasServer(), "RpcServer must be setup to join.");
+
+ unique_fd clientFd(
+ TEMP_FAILURE_RETRY(accept4(mServer.get(), nullptr, nullptr /*length*/, SOCK_CLOEXEC)));
+
+ if (clientFd < 0) {
+ ALOGE("Could not accept4 socket: %s", strerror(errno));
+ return false;
+ }
+ LOG_RPC_DETAIL("accept4 on fd %d yields fd %d", mServer.get(), clientFd.get());
+
+ {
+ std::lock_guard<std::mutex> _l(mLock);
+ std::thread thread =
+ std::thread(&RpcServer::establishConnection, this,
+ std::move(sp<RpcServer>::fromExisting(this)), std::move(clientFd));
+ mConnectingThreads[thread.get_id()] = std::move(thread);
+ }
+
+ return true;
+}
+
+std::vector<sp<RpcSession>> RpcServer::listSessions() {
+ std::lock_guard<std::mutex> _l(mLock);
+ std::vector<sp<RpcSession>> sessions;
+ for (auto& [id, session] : mSessions) {
+ (void)id;
+ sessions.push_back(session);
+ }
+ return sessions;
+}
+
+size_t RpcServer::numUninitializedSessions() {
+ std::lock_guard<std::mutex> _l(mLock);
+ return mConnectingThreads.size();
+}
+
+void RpcServer::establishConnection(sp<RpcServer>&& server, base::unique_fd clientFd) {
+ LOG_ALWAYS_FATAL_IF(this != server.get(), "Must pass same ownership object");
+
+ // TODO(b/183988761): cannot trust this simple ID
+ LOG_ALWAYS_FATAL_IF(!mAgreedExperimental, "no!");
+ bool idValid = true;
+ int32_t id;
+ if (sizeof(id) != read(clientFd.get(), &id, sizeof(id))) {
+ ALOGE("Could not read ID from fd %d", clientFd.get());
+ idValid = false;
+ }
+
+ std::thread thisThread;
+ sp<RpcSession> session;
+ {
+ std::lock_guard<std::mutex> _l(mLock);
+
+ auto threadId = mConnectingThreads.find(std::this_thread::get_id());
+ LOG_ALWAYS_FATAL_IF(threadId == mConnectingThreads.end(),
+ "Must establish connection on owned thread");
+ thisThread = std::move(threadId->second);
+ ScopeGuard detachGuard = [&]() { thisThread.detach(); };
+ mConnectingThreads.erase(threadId);
+
+ if (!idValid) {
+ return;
+ }
+
+ if (id == RPC_SESSION_ID_NEW) {
+ LOG_ALWAYS_FATAL_IF(mSessionIdCounter >= INT32_MAX, "Out of session IDs");
+ mSessionIdCounter++;
+
+ session = RpcSession::make();
+ session->setForServer(wp<RpcServer>::fromExisting(this), mSessionIdCounter);
+
+ mSessions[mSessionIdCounter] = session;
+ } else {
+ auto it = mSessions.find(id);
+ if (it == mSessions.end()) {
+ ALOGE("Cannot add thread, no record of session with ID %d", id);
+ return;
+ }
+ session = it->second;
+ }
+
+ detachGuard.Disable();
+ session->preJoin(std::move(thisThread));
+ }
+
+ // avoid strong cycle
+ server = nullptr;
+ //
+ //
+ // DO NOT ACCESS MEMBER VARIABLES BELOW
+ //
+
+ session->join(std::move(clientFd));
+}
+
+bool RpcServer::setupSocketServer(const RpcSocketAddress& addr) {
+ LOG_RPC_DETAIL("Setting up socket server %s", addr.toString().c_str());
+ LOG_ALWAYS_FATAL_IF(hasServer(), "Each RpcServer can only have one server.");
+
+ unique_fd serverFd(
+ TEMP_FAILURE_RETRY(socket(addr.addr()->sa_family, SOCK_STREAM | SOCK_CLOEXEC, 0)));
+ if (serverFd == -1) {
+ ALOGE("Could not create socket: %s", strerror(errno));
+ return false;
+ }
+
+ if (0 != TEMP_FAILURE_RETRY(bind(serverFd.get(), addr.addr(), addr.addrSize()))) {
+ int savedErrno = errno;
+ ALOGE("Could not bind socket at %s: %s", addr.toString().c_str(), strerror(savedErrno));
+ return false;
+ }
+
+ if (0 != TEMP_FAILURE_RETRY(listen(serverFd.get(), 1 /*backlog*/))) {
+ int savedErrno = errno;
+ ALOGE("Could not listen socket at %s: %s", addr.toString().c_str(), strerror(savedErrno));
+ return false;
+ }
+
+ LOG_RPC_DETAIL("Successfully setup socket server %s", addr.toString().c_str());
+
+ mServer = std::move(serverFd);
+ return true;
+}
+
+void RpcServer::onSessionTerminating(const sp<RpcSession>& session) {
+ auto id = session->mId;
+ LOG_ALWAYS_FATAL_IF(id == std::nullopt, "Server sessions must be initialized with ID");
+ LOG_RPC_DETAIL("Dropping session %d", *id);
+
+ std::lock_guard<std::mutex> _l(mLock);
+ auto it = mSessions.find(*id);
+ LOG_ALWAYS_FATAL_IF(it == mSessions.end(), "Bad state, unknown session id %d", *id);
+ LOG_ALWAYS_FATAL_IF(it->second != session, "Bad state, session has id mismatch %d", *id);
+ (void)mSessions.erase(it);
+}
+
+bool RpcServer::hasServer() {
+ LOG_ALWAYS_FATAL_IF(!mAgreedExperimental, "no!");
+ std::lock_guard<std::mutex> _l(mLock);
+ return mServer.ok();
+}
+
+unique_fd RpcServer::releaseServer() {
+ LOG_ALWAYS_FATAL_IF(!mAgreedExperimental, "no!");
+ std::lock_guard<std::mutex> _l(mLock);
+ return std::move(mServer);
+}
+
+bool RpcServer::setupExternalServer(base::unique_fd serverFd) {
+ LOG_ALWAYS_FATAL_IF(!mAgreedExperimental, "no!");
+ std::lock_guard<std::mutex> _l(mLock);
+ if (mServer.ok()) {
+ ALOGE("Each RpcServer can only have one server.");
+ return false;
+ }
+ mServer = std::move(serverFd);
+ return true;
}
} // namespace android
diff --git a/libs/binder/RpcSession.cpp b/libs/binder/RpcSession.cpp
new file mode 100644
index 0000000..05fa49e
--- /dev/null
+++ b/libs/binder/RpcSession.cpp
@@ -0,0 +1,407 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#define LOG_TAG "RpcSession"
+
+#include <binder/RpcSession.h>
+
+#include <inttypes.h>
+#include <unistd.h>
+
+#include <string_view>
+
+#include <binder/Parcel.h>
+#include <binder/RpcServer.h>
+#include <binder/Stability.h>
+#include <utils/String8.h>
+
+#include "RpcSocketAddress.h"
+#include "RpcState.h"
+#include "RpcWireFormat.h"
+
+#ifdef __GLIBC__
+extern "C" pid_t gettid();
+#endif
+
+namespace android {
+
+using base::unique_fd;
+
+RpcSession::RpcSession() {
+ LOG_RPC_DETAIL("RpcSession created %p", this);
+
+ mState = std::make_unique<RpcState>();
+}
+RpcSession::~RpcSession() {
+ LOG_RPC_DETAIL("RpcSession destroyed %p", this);
+
+ std::lock_guard<std::mutex> _l(mMutex);
+ LOG_ALWAYS_FATAL_IF(mServerConnections.size() != 0,
+ "Should not be able to destroy a session with servers in use.");
+}
+
+sp<RpcSession> RpcSession::make() {
+ return sp<RpcSession>::make();
+}
+
+bool RpcSession::setupUnixDomainClient(const char* path) {
+ return setupSocketClient(UnixSocketAddress(path));
+}
+
+bool RpcSession::setupVsockClient(unsigned int cid, unsigned int port) {
+ return setupSocketClient(VsockSocketAddress(cid, port));
+}
+
+bool RpcSession::setupInetClient(const char* addr, unsigned int port) {
+ auto aiStart = InetSocketAddress::getAddrInfo(addr, port);
+ if (aiStart == nullptr) return false;
+ for (auto ai = aiStart.get(); ai != nullptr; ai = ai->ai_next) {
+ InetSocketAddress socketAddress(ai->ai_addr, ai->ai_addrlen, addr, port);
+ if (setupSocketClient(socketAddress)) return true;
+ }
+ ALOGE("None of the socket address resolved for %s:%u can be added as inet client.", addr, port);
+ return false;
+}
+
+bool RpcSession::addNullDebuggingClient() {
+ unique_fd serverFd(TEMP_FAILURE_RETRY(open("/dev/null", O_WRONLY | O_CLOEXEC)));
+
+ if (serverFd == -1) {
+ ALOGE("Could not connect to /dev/null: %s", strerror(errno));
+ return false;
+ }
+
+ addClientConnection(std::move(serverFd));
+ return true;
+}
+
+sp<IBinder> RpcSession::getRootObject() {
+ ExclusiveConnection connection(sp<RpcSession>::fromExisting(this), ConnectionUse::CLIENT);
+ return state()->getRootObject(connection.fd(), sp<RpcSession>::fromExisting(this));
+}
+
+status_t RpcSession::getRemoteMaxThreads(size_t* maxThreads) {
+ ExclusiveConnection connection(sp<RpcSession>::fromExisting(this), ConnectionUse::CLIENT);
+ return state()->getMaxThreads(connection.fd(), sp<RpcSession>::fromExisting(this), maxThreads);
+}
+
+status_t RpcSession::transact(const RpcAddress& address, uint32_t code, const Parcel& data,
+ Parcel* reply, uint32_t flags) {
+ ExclusiveConnection connection(sp<RpcSession>::fromExisting(this),
+ (flags & IBinder::FLAG_ONEWAY) ? ConnectionUse::CLIENT_ASYNC
+ : ConnectionUse::CLIENT);
+ return state()->transact(connection.fd(), address, code, data,
+ sp<RpcSession>::fromExisting(this), reply, flags);
+}
+
+status_t RpcSession::sendDecStrong(const RpcAddress& address) {
+ ExclusiveConnection connection(sp<RpcSession>::fromExisting(this),
+ ConnectionUse::CLIENT_REFCOUNT);
+ return state()->sendDecStrong(connection.fd(), address);
+}
+
+status_t RpcSession::readId() {
+ {
+ std::lock_guard<std::mutex> _l(mMutex);
+ LOG_ALWAYS_FATAL_IF(mForServer != nullptr, "Can only update ID for client.");
+ }
+
+ int32_t id;
+
+ ExclusiveConnection connection(sp<RpcSession>::fromExisting(this), ConnectionUse::CLIENT);
+ status_t status =
+ state()->getSessionId(connection.fd(), sp<RpcSession>::fromExisting(this), &id);
+ if (status != OK) return status;
+
+ LOG_RPC_DETAIL("RpcSession %p has id %d", this, id);
+ mId = id;
+ return OK;
+}
+
+void RpcSession::preJoin(std::thread thread) {
+ LOG_ALWAYS_FATAL_IF(thread.get_id() != std::this_thread::get_id(), "Must own this thread");
+
+ {
+ std::lock_guard<std::mutex> _l(mMutex);
+ mThreads[thread.get_id()] = std::move(thread);
+ }
+}
+
+void RpcSession::join(unique_fd client) {
+ // must be registered to allow arbitrary client code executing commands to
+ // be able to do nested calls (we can't only read from it)
+ sp<RpcConnection> connection = assignServerToThisThread(std::move(client));
+
+ while (true) {
+ status_t error =
+ state()->getAndExecuteCommand(connection->fd, sp<RpcSession>::fromExisting(this));
+
+ if (error != OK) {
+ ALOGI("Binder connection thread closing w/ status %s", statusToString(error).c_str());
+ break;
+ }
+ }
+
+ LOG_ALWAYS_FATAL_IF(!removeServerConnection(connection),
+ "bad state: connection object guaranteed to be in list");
+
+ {
+ std::lock_guard<std::mutex> _l(mMutex);
+ auto it = mThreads.find(std::this_thread::get_id());
+ LOG_ALWAYS_FATAL_IF(it == mThreads.end());
+ it->second.detach();
+ mThreads.erase(it);
+ }
+}
+
+void RpcSession::terminateLocked() {
+ // TODO(b/185167543):
+ // - kindly notify other side of the connection of termination (can't be
+ // locked)
+ // - prevent new client/servers from being added
+ // - stop all threads which are currently reading/writing
+ // - terminate RpcState?
+
+ if (mTerminated) return;
+
+ sp<RpcServer> server = mForServer.promote();
+ if (server) {
+ server->onSessionTerminating(sp<RpcSession>::fromExisting(this));
+ }
+}
+
+wp<RpcServer> RpcSession::server() {
+ return mForServer;
+}
+
+bool RpcSession::setupSocketClient(const RpcSocketAddress& addr) {
+ {
+ std::lock_guard<std::mutex> _l(mMutex);
+ LOG_ALWAYS_FATAL_IF(mClientConnections.size() != 0,
+ "Must only setup session once, but already has %zu clients",
+ mClientConnections.size());
+ }
+
+ if (!setupOneSocketClient(addr, RPC_SESSION_ID_NEW)) return false;
+
+ // TODO(b/185167543): we should add additional sessions dynamically
+ // instead of all at once.
+ // TODO(b/186470974): first risk of blocking
+ size_t numThreadsAvailable;
+ if (status_t status = getRemoteMaxThreads(&numThreadsAvailable); status != OK) {
+ ALOGE("Could not get max threads after initial session to %s: %s", addr.toString().c_str(),
+ statusToString(status).c_str());
+ return false;
+ }
+
+ if (status_t status = readId(); status != OK) {
+ ALOGE("Could not get session id after initial session to %s; %s", addr.toString().c_str(),
+ statusToString(status).c_str());
+ return false;
+ }
+
+ // we've already setup one client
+ for (size_t i = 0; i + 1 < numThreadsAvailable; i++) {
+ // TODO(b/185167543): shutdown existing connections?
+ if (!setupOneSocketClient(addr, mId.value())) return false;
+ }
+
+ return true;
+}
+
+bool RpcSession::setupOneSocketClient(const RpcSocketAddress& addr, int32_t id) {
+ for (size_t tries = 0; tries < 5; tries++) {
+ if (tries > 0) usleep(10000);
+
+ unique_fd serverFd(
+ TEMP_FAILURE_RETRY(socket(addr.addr()->sa_family, SOCK_STREAM | SOCK_CLOEXEC, 0)));
+ if (serverFd == -1) {
+ int savedErrno = errno;
+ ALOGE("Could not create socket at %s: %s", addr.toString().c_str(),
+ strerror(savedErrno));
+ return false;
+ }
+
+ if (0 != TEMP_FAILURE_RETRY(connect(serverFd.get(), addr.addr(), addr.addrSize()))) {
+ if (errno == ECONNRESET) {
+ ALOGW("Connection reset on %s", addr.toString().c_str());
+ continue;
+ }
+ int savedErrno = errno;
+ ALOGE("Could not connect socket at %s: %s", addr.toString().c_str(),
+ strerror(savedErrno));
+ return false;
+ }
+
+ if (sizeof(id) != TEMP_FAILURE_RETRY(write(serverFd.get(), &id, sizeof(id)))) {
+ int savedErrno = errno;
+ ALOGE("Could not write id to socket at %s: %s", addr.toString().c_str(),
+ strerror(savedErrno));
+ return false;
+ }
+
+ LOG_RPC_DETAIL("Socket at %s client with fd %d", addr.toString().c_str(), serverFd.get());
+
+ addClientConnection(std::move(serverFd));
+ return true;
+ }
+
+ ALOGE("Ran out of retries to connect to %s", addr.toString().c_str());
+ return false;
+}
+
+void RpcSession::addClientConnection(unique_fd fd) {
+ std::lock_guard<std::mutex> _l(mMutex);
+ sp<RpcConnection> session = sp<RpcConnection>::make();
+ session->fd = std::move(fd);
+ mClientConnections.push_back(session);
+}
+
+void RpcSession::setForServer(const wp<RpcServer>& server, int32_t sessionId) {
+ mId = sessionId;
+ mForServer = server;
+}
+
+sp<RpcSession::RpcConnection> RpcSession::assignServerToThisThread(unique_fd fd) {
+ std::lock_guard<std::mutex> _l(mMutex);
+ sp<RpcConnection> session = sp<RpcConnection>::make();
+ session->fd = std::move(fd);
+ session->exclusiveTid = gettid();
+ mServerConnections.push_back(session);
+
+ return session;
+}
+
+bool RpcSession::removeServerConnection(const sp<RpcConnection>& connection) {
+ std::lock_guard<std::mutex> _l(mMutex);
+ if (auto it = std::find(mServerConnections.begin(), mServerConnections.end(), connection);
+ it != mServerConnections.end()) {
+ mServerConnections.erase(it);
+ if (mServerConnections.size() == 0) {
+ terminateLocked();
+ }
+ return true;
+ }
+ return false;
+}
+
+RpcSession::ExclusiveConnection::ExclusiveConnection(const sp<RpcSession>& session,
+ ConnectionUse use)
+ : mSession(session) {
+ pid_t tid = gettid();
+ std::unique_lock<std::mutex> _l(mSession->mMutex);
+
+ mSession->mWaitingThreads++;
+ while (true) {
+ sp<RpcConnection> exclusive;
+ sp<RpcConnection> available;
+
+ // CHECK FOR DEDICATED CLIENT SOCKET
+ //
+ // A server/looper should always use a dedicated session if available
+ findConnection(tid, &exclusive, &available, mSession->mClientConnections,
+ mSession->mClientConnectionsOffset);
+
+ // WARNING: this assumes a server cannot request its client to send
+ // a transaction, as mServerConnections is excluded below.
+ //
+ // Imagine we have more than one thread in play, and a single thread
+ // sends a synchronous, then an asynchronous command. Imagine the
+ // asynchronous command is sent on the first client connection. Then, if
+ // we naively send a synchronous command to that same connection, the
+ // thread on the far side might be busy processing the asynchronous
+ // command. So, we move to considering the second available thread
+ // for subsequent calls.
+ if (use == ConnectionUse::CLIENT_ASYNC && (exclusive != nullptr || available != nullptr)) {
+ mSession->mClientConnectionsOffset =
+ (mSession->mClientConnectionsOffset + 1) % mSession->mClientConnections.size();
+ }
+
+ // USE SERVING SOCKET (for nested transaction)
+ //
+ // asynchronous calls cannot be nested
+ if (use != ConnectionUse::CLIENT_ASYNC) {
+ // server connections are always assigned to a thread
+ findConnection(tid, &exclusive, nullptr /*available*/, mSession->mServerConnections,
+ 0 /* index hint */);
+ }
+
+ // if our thread is already using a session, prioritize using that
+ if (exclusive != nullptr) {
+ mConnection = exclusive;
+ mReentrant = true;
+ break;
+ } else if (available != nullptr) {
+ mConnection = available;
+ mConnection->exclusiveTid = tid;
+ break;
+ }
+
+ // in regular binder, this would usually be a deadlock :)
+ LOG_ALWAYS_FATAL_IF(mSession->mClientConnections.size() == 0,
+ "Not a client of any session. You must create a session to an "
+ "RPC server to make any non-nested (e.g. oneway or on another thread) "
+ "calls.");
+
+ LOG_RPC_DETAIL("No available session (have %zu clients and %zu servers). Waiting...",
+ mSession->mClientConnections.size(), mSession->mServerConnections.size());
+ mSession->mAvailableConnectionCv.wait(_l);
+ }
+ mSession->mWaitingThreads--;
+}
+
+void RpcSession::ExclusiveConnection::findConnection(pid_t tid, sp<RpcConnection>* exclusive,
+ sp<RpcConnection>* available,
+ std::vector<sp<RpcConnection>>& sockets,
+ size_t socketsIndexHint) {
+ LOG_ALWAYS_FATAL_IF(sockets.size() > 0 && socketsIndexHint >= sockets.size(),
+ "Bad index %zu >= %zu", socketsIndexHint, sockets.size());
+
+ if (*exclusive != nullptr) return; // consistent with break below
+
+ for (size_t i = 0; i < sockets.size(); i++) {
+ sp<RpcConnection>& socket = sockets[(i + socketsIndexHint) % sockets.size()];
+
+ // take first available session (intuition = caching)
+ if (available && *available == nullptr && socket->exclusiveTid == std::nullopt) {
+ *available = socket;
+ continue;
+ }
+
+ // though, prefer to take session which is already inuse by this thread
+ // (nested transactions)
+ if (exclusive && socket->exclusiveTid == tid) {
+ *exclusive = socket;
+ break; // consistent with return above
+ }
+ }
+}
+
+RpcSession::ExclusiveConnection::~ExclusiveConnection() {
+ // reentrant use of a session means something less deep in the call stack
+ // is using this fd, and it retains the right to it. So, we don't give up
+ // exclusive ownership, and no thread is freed.
+ if (!mReentrant) {
+ std::unique_lock<std::mutex> _l(mSession->mMutex);
+ mConnection->exclusiveTid = std::nullopt;
+ if (mSession->mWaitingThreads > 0) {
+ _l.unlock();
+ mSession->mAvailableConnectionCv.notify_one();
+ }
+ }
+}
+
+} // namespace android
diff --git a/libs/binder/RpcSocketAddress.h b/libs/binder/RpcSocketAddress.h
new file mode 100644
index 0000000..c7ba5d9
--- /dev/null
+++ b/libs/binder/RpcSocketAddress.h
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#include <string>
+
+#include <arpa/inet.h>
+#include <netdb.h>
+#include <netinet/in.h>
+#include <sys/socket.h>
+#include <sys/types.h>
+#include <sys/un.h>
+
+#include "vm_sockets.h"
+
+namespace android {
+
+class RpcSocketAddress {
+public:
+ virtual ~RpcSocketAddress() {}
+ virtual std::string toString() const = 0;
+ virtual const sockaddr* addr() const = 0;
+ virtual size_t addrSize() const = 0;
+};
+
+class UnixSocketAddress : public RpcSocketAddress {
+public:
+ explicit UnixSocketAddress(const char* path) : mAddr({.sun_family = AF_UNIX}) {
+ unsigned int pathLen = strlen(path) + 1;
+ LOG_ALWAYS_FATAL_IF(pathLen > sizeof(mAddr.sun_path), "Socket path is too long: %u %s",
+ pathLen, path);
+ memcpy(mAddr.sun_path, path, pathLen);
+ }
+ virtual ~UnixSocketAddress() {}
+ std::string toString() const override {
+ return String8::format("path '%.*s'", static_cast<int>(sizeof(mAddr.sun_path)),
+ mAddr.sun_path)
+ .c_str();
+ }
+ const sockaddr* addr() const override { return reinterpret_cast<const sockaddr*>(&mAddr); }
+ size_t addrSize() const override { return sizeof(mAddr); }
+
+private:
+ sockaddr_un mAddr;
+};
+
+class VsockSocketAddress : public RpcSocketAddress {
+public:
+ VsockSocketAddress(unsigned int cid, unsigned int port)
+ : mAddr({
+ .svm_family = AF_VSOCK,
+ .svm_port = port,
+ .svm_cid = cid,
+ }) {}
+ virtual ~VsockSocketAddress() {}
+ std::string toString() const override {
+ return String8::format("cid %u port %u", mAddr.svm_cid, mAddr.svm_port).c_str();
+ }
+ const sockaddr* addr() const override { return reinterpret_cast<const sockaddr*>(&mAddr); }
+ size_t addrSize() const override { return sizeof(mAddr); }
+
+private:
+ sockaddr_vm mAddr;
+};
+
+class InetSocketAddress : public RpcSocketAddress {
+public:
+ InetSocketAddress(const sockaddr* sockAddr, size_t size, const char* addr, unsigned int port)
+ : mSockAddr(sockAddr), mSize(size), mAddr(addr), mPort(port) {}
+ [[nodiscard]] std::string toString() const override {
+ return String8::format("%s:%u", mAddr, mPort).c_str();
+ }
+ [[nodiscard]] const sockaddr* addr() const override { return mSockAddr; }
+ [[nodiscard]] size_t addrSize() const override { return mSize; }
+
+ using AddrInfo = std::unique_ptr<addrinfo, decltype(&freeaddrinfo)>;
+ static AddrInfo getAddrInfo(const char* addr, unsigned int port) {
+ addrinfo hint{
+ .ai_flags = 0,
+ .ai_family = AF_UNSPEC,
+ .ai_socktype = SOCK_STREAM,
+ .ai_protocol = 0,
+ };
+ addrinfo* aiStart = nullptr;
+ if (int rc = getaddrinfo(addr, std::to_string(port).data(), &hint, &aiStart); 0 != rc) {
+ ALOGE("Unable to resolve %s:%u: %s", addr, port, gai_strerror(rc));
+ return AddrInfo(nullptr, nullptr);
+ }
+ if (aiStart == nullptr) {
+ ALOGE("Unable to resolve %s:%u: getaddrinfo returns null", addr, port);
+ return AddrInfo(nullptr, nullptr);
+ }
+ return AddrInfo(aiStart, &freeaddrinfo);
+ }
+
+private:
+ const sockaddr* mSockAddr;
+ size_t mSize;
+ const char* mAddr;
+ unsigned int mPort;
+};
+
+} // namespace android
diff --git a/libs/binder/RpcState.cpp b/libs/binder/RpcState.cpp
index d934136..e5a6026 100644
--- a/libs/binder/RpcState.cpp
+++ b/libs/binder/RpcState.cpp
@@ -18,7 +18,9 @@
#include "RpcState.h"
+#include <android-base/scopeguard.h>
#include <binder/BpBinder.h>
+#include <binder/IPCThreadState.h>
#include <binder/RpcServer.h>
#include "Debug.h"
@@ -28,19 +30,21 @@
namespace android {
+using base::ScopeGuard;
+
RpcState::RpcState() {}
RpcState::~RpcState() {}
-status_t RpcState::onBinderLeaving(const sp<RpcConnection>& connection, const sp<IBinder>& binder,
+status_t RpcState::onBinderLeaving(const sp<RpcSession>& session, const sp<IBinder>& binder,
RpcAddress* outAddress) {
bool isRemote = binder->remoteBinder();
bool isRpc = isRemote && binder->remoteBinder()->isRpcBinder();
- if (isRpc && binder->remoteBinder()->getPrivateAccessorForId().rpcConnection() != connection) {
+ if (isRpc && binder->remoteBinder()->getPrivateAccessorForId().rpcSession() != session) {
// We need to be able to send instructions over the socket for how to
// connect to a different server, and we also need to let the host
// process know that this is happening.
- ALOGE("Cannot send binder from unrelated binder RPC connection.");
+ ALOGE("Cannot send binder from unrelated binder RPC session.");
return INVALID_OPERATION;
}
@@ -91,8 +95,7 @@
return OK;
}
-sp<IBinder> RpcState::onBinderEntering(const sp<RpcConnection>& connection,
- const RpcAddress& address) {
+sp<IBinder> RpcState::onBinderEntering(const sp<RpcSession>& session, const RpcAddress& address) {
std::unique_lock<std::mutex> _l(mNodeMutex);
if (auto it = mNodeForAddress.find(address); it != mNodeForAddress.end()) {
@@ -106,7 +109,7 @@
// We have timesRecd RPC refcounts, but we only need to hold on to one
// when we keep the object. All additional dec strongs are sent
// immediately, we wait to send the last one in BpBinder::onLastDecStrong.
- (void)connection->sendDecStrong(address);
+ (void)session->sendDecStrong(address);
return binder;
}
@@ -114,9 +117,9 @@
auto&& [it, inserted] = mNodeForAddress.insert({address, BinderNode{}});
LOG_ALWAYS_FATAL_IF(!inserted, "Failed to insert binder when creating proxy");
- // Currently, all binders are assumed to be part of the same connection (no
+ // Currently, all binders are assumed to be part of the same session (no
// device global binders in the RPC world).
- sp<IBinder> binder = BpBinder::create(connection, it->first);
+ sp<IBinder> binder = BpBinder::create(session, it->first);
it->second.binder = binder;
it->second.timesRecd = 1;
return binder;
@@ -183,6 +186,27 @@
}
}
+RpcState::CommandData::CommandData(size_t size) : mSize(size) {
+ // The maximum size for regular binder is 1MB for all concurrent
+ // transactions. A very small proportion of transactions are even
+ // larger than a page, but we need to avoid allocating too much
+ // data on behalf of an arbitrary client, or we could risk being in
+ // a position where a single additional allocation could run out of
+ // memory.
+ //
+ // Note, this limit may not reflect the total amount of data allocated for a
+ // transaction (in some cases, additional fixed size amounts are added),
+ // though for rough consistency, we should avoid cases where this data type
+ // is used for multiple dynamic allocations for a single transaction.
+ constexpr size_t kMaxTransactionAllocation = 100 * 1000;
+ if (size == 0) return;
+ if (size > kMaxTransactionAllocation) {
+ ALOGW("Transaction requested too much data allocation %zu", size);
+ return;
+ }
+ mData.reset(new (std::nothrow) uint8_t[size]);
+}
+
bool RpcState::rpcSend(const base::unique_fd& fd, const char* what, const void* data, size_t size) {
LOG_RPC_DETAIL("Sending %s on fd %d: %s", what, fd.get(), hexString(data, size).c_str());
@@ -232,14 +256,13 @@
return true;
}
-sp<IBinder> RpcState::getRootObject(const base::unique_fd& fd,
- const sp<RpcConnection>& connection) {
+sp<IBinder> RpcState::getRootObject(const base::unique_fd& fd, const sp<RpcSession>& session) {
Parcel data;
- data.markForRpc(connection);
+ data.markForRpc(session);
Parcel reply;
- status_t status = transact(fd, RpcAddress::zero(), RPC_SPECIAL_TRANSACT_GET_ROOT, data,
- connection, &reply, 0);
+ status_t status = transact(fd, RpcAddress::zero(), RPC_SPECIAL_TRANSACT_GET_ROOT, data, session,
+ &reply, 0);
if (status != OK) {
ALOGE("Error getting root object: %s", statusToString(status).c_str());
return nullptr;
@@ -248,8 +271,54 @@
return reply.readStrongBinder();
}
+status_t RpcState::getMaxThreads(const base::unique_fd& fd, const sp<RpcSession>& session,
+ size_t* maxThreadsOut) {
+ Parcel data;
+ data.markForRpc(session);
+ Parcel reply;
+
+ status_t status = transact(fd, RpcAddress::zero(), RPC_SPECIAL_TRANSACT_GET_MAX_THREADS, data,
+ session, &reply, 0);
+ if (status != OK) {
+ ALOGE("Error getting max threads: %s", statusToString(status).c_str());
+ return status;
+ }
+
+ int32_t maxThreads;
+ status = reply.readInt32(&maxThreads);
+ if (status != OK) return status;
+ if (maxThreads <= 0) {
+ ALOGE("Error invalid max maxThreads: %d", maxThreads);
+ return BAD_VALUE;
+ }
+
+ *maxThreadsOut = maxThreads;
+ return OK;
+}
+
+status_t RpcState::getSessionId(const base::unique_fd& fd, const sp<RpcSession>& session,
+ int32_t* sessionIdOut) {
+ Parcel data;
+ data.markForRpc(session);
+ Parcel reply;
+
+ status_t status = transact(fd, RpcAddress::zero(), RPC_SPECIAL_TRANSACT_GET_SESSION_ID, data,
+ session, &reply, 0);
+ if (status != OK) {
+ ALOGE("Error getting session ID: %s", statusToString(status).c_str());
+ return status;
+ }
+
+ int32_t sessionId;
+ status = reply.readInt32(&sessionId);
+ if (status != OK) return status;
+
+ *sessionIdOut = sessionId;
+ return OK;
+}
+
status_t RpcState::transact(const base::unique_fd& fd, const RpcAddress& address, uint32_t code,
- const Parcel& data, const sp<RpcConnection>& connection, Parcel* reply,
+ const Parcel& data, const sp<RpcSession>& session, Parcel* reply,
uint32_t flags) {
uint64_t asyncNumber = 0;
@@ -282,7 +351,11 @@
.asyncNumber = asyncNumber,
};
- std::vector<uint8_t> transactionData(sizeof(RpcWireTransaction) + data.dataSize());
+ CommandData transactionData(sizeof(RpcWireTransaction) + data.dataSize());
+ if (!transactionData.valid()) {
+ return NO_MEMORY;
+ }
+
memcpy(transactionData.data() + 0, &transaction, sizeof(RpcWireTransaction));
memcpy(transactionData.data() + sizeof(RpcWireTransaction), data.data(), data.dataSize());
@@ -309,7 +382,7 @@
LOG_ALWAYS_FATAL_IF(reply == nullptr, "Reply parcel must be used for synchronous transaction.");
- return waitForReply(fd, connection, reply);
+ return waitForReply(fd, session, reply);
}
static void cleanup_reply_data(Parcel* p, const uint8_t* data, size_t dataSize,
@@ -321,7 +394,7 @@
LOG_ALWAYS_FATAL_IF(objectsCount, 0);
}
-status_t RpcState::waitForReply(const base::unique_fd& fd, const sp<RpcConnection>& connection,
+status_t RpcState::waitForReply(const base::unique_fd& fd, const sp<RpcSession>& session,
Parcel* reply) {
RpcWireHeader command;
while (true) {
@@ -331,13 +404,16 @@
if (command.command == RPC_COMMAND_REPLY) break;
- status_t status = processServerCommand(fd, connection, command);
+ status_t status = processServerCommand(fd, session, command);
if (status != OK) return status;
}
- uint8_t* data = new uint8_t[command.bodySize];
+ CommandData data(command.bodySize);
+ if (!data.valid()) {
+ return NO_MEMORY;
+ }
- if (!rpcRec(fd, "reply body", data, command.bodySize)) {
+ if (!rpcRec(fd, "reply body", data.data(), command.bodySize)) {
return DEAD_OBJECT;
}
@@ -347,13 +423,14 @@
terminate();
return BAD_VALUE;
}
- RpcWireReply* rpcReply = reinterpret_cast<RpcWireReply*>(data);
+ RpcWireReply* rpcReply = reinterpret_cast<RpcWireReply*>(data.data());
if (rpcReply->status != OK) return rpcReply->status;
+ data.release();
reply->ipcSetDataReference(rpcReply->data, command.bodySize - offsetof(RpcWireReply, data),
nullptr, 0, cleanup_reply_data);
- reply->markForRpc(connection);
+ reply->markForRpc(session);
return OK;
}
@@ -384,8 +461,7 @@
return OK;
}
-status_t RpcState::getAndExecuteCommand(const base::unique_fd& fd,
- const sp<RpcConnection>& connection) {
+status_t RpcState::getAndExecuteCommand(const base::unique_fd& fd, const sp<RpcSession>& session) {
LOG_RPC_DETAIL("getAndExecuteCommand on fd %d", fd.get());
RpcWireHeader command;
@@ -393,15 +469,26 @@
return DEAD_OBJECT;
}
- return processServerCommand(fd, connection, command);
+ return processServerCommand(fd, session, command);
}
-status_t RpcState::processServerCommand(const base::unique_fd& fd,
- const sp<RpcConnection>& connection,
+status_t RpcState::processServerCommand(const base::unique_fd& fd, const sp<RpcSession>& session,
const RpcWireHeader& command) {
+ IPCThreadState* kernelBinderState = IPCThreadState::selfOrNull();
+ IPCThreadState::SpGuard spGuard{"processing binder RPC command"};
+ IPCThreadState::SpGuard* origGuard;
+ if (kernelBinderState != nullptr) {
+ origGuard = kernelBinderState->pushGetCallingSpGuard(&spGuard);
+ }
+ ScopeGuard guardUnguard = [&]() {
+ if (kernelBinderState != nullptr) {
+ kernelBinderState->restoreGetCallingSpGuard(origGuard);
+ }
+ };
+
switch (command.command) {
case RPC_COMMAND_TRANSACT:
- return processTransact(fd, connection, command);
+ return processTransact(fd, session, command);
case RPC_COMMAND_DEC_STRONG:
return processDecStrong(fd, command);
}
@@ -410,21 +497,24 @@
// RPC-binder-level wire protocol is not self synchronizing, we have no way
// to understand where the current command ends and the next one begins. We
// also can't consider it a fatal error because this would allow any client
- // to kill us, so ending the connection for misbehaving client.
- ALOGE("Unknown RPC command %d - terminating connection", command.command);
+ // to kill us, so ending the session for misbehaving client.
+ ALOGE("Unknown RPC command %d - terminating session", command.command);
terminate();
return DEAD_OBJECT;
}
-status_t RpcState::processTransact(const base::unique_fd& fd, const sp<RpcConnection>& connection,
+status_t RpcState::processTransact(const base::unique_fd& fd, const sp<RpcSession>& session,
const RpcWireHeader& command) {
LOG_ALWAYS_FATAL_IF(command.command != RPC_COMMAND_TRANSACT, "command: %d", command.command);
- std::vector<uint8_t> transactionData(command.bodySize);
+ CommandData transactionData(command.bodySize);
+ if (!transactionData.valid()) {
+ return NO_MEMORY;
+ }
if (!rpcRec(fd, "transaction body", transactionData.data(), transactionData.size())) {
return DEAD_OBJECT;
}
- return processTransactInternal(fd, connection, std::move(transactionData));
+ return processTransactInternal(fd, session, std::move(transactionData));
}
static void do_nothing_to_transact_data(Parcel* p, const uint8_t* data, size_t dataSize,
@@ -436,9 +526,8 @@
(void)objectsCount;
}
-status_t RpcState::processTransactInternal(const base::unique_fd& fd,
- const sp<RpcConnection>& connection,
- std::vector<uint8_t>&& transactionData) {
+status_t RpcState::processTransactInternal(const base::unique_fd& fd, const sp<RpcSession>& session,
+ CommandData transactionData) {
if (transactionData.size() < sizeof(RpcWireTransaction)) {
ALOGE("Expecting %zu but got %zu bytes for RpcWireTransaction. Terminating!",
sizeof(RpcWireTransaction), transactionData.size());
@@ -459,7 +548,6 @@
auto it = mNodeForAddress.find(addr);
if (it == mNodeForAddress.end()) {
ALOGE("Unknown binder address %s.", addr.toString().c_str());
- dump();
replyStatus = BAD_VALUE;
} else {
target = it->second.binder.promote();
@@ -469,7 +557,7 @@
// However, for local binders, it indicates a misbehaving client
// (any binder which is being transacted on should be holding a
// strong ref count), so in either case, terminating the
- // connection.
+ // session.
ALOGE("While transacting, binder has been deleted at address %s. Terminating!",
addr.toString().c_str());
terminate();
@@ -499,7 +587,7 @@
}
Parcel reply;
- reply.markForRpc(connection);
+ reply.markForRpc(session);
if (replyStatus == OK) {
Parcel data;
@@ -510,29 +598,41 @@
transactionData.size() - offsetof(RpcWireTransaction, data),
nullptr /*object*/, 0 /*objectCount*/,
do_nothing_to_transact_data);
- data.markForRpc(connection);
+ data.markForRpc(session);
if (target) {
replyStatus = target->transact(transaction->code, data, &reply, transaction->flags);
} else {
LOG_RPC_DETAIL("Got special transaction %u", transaction->code);
- // special case for 'zero' address (special server commands)
- switch (transaction->code) {
- case RPC_SPECIAL_TRANSACT_GET_ROOT: {
- sp<IBinder> root;
- sp<RpcServer> server = connection->server().promote();
- if (server) {
- root = server->getRootObject();
- } else {
- ALOGE("Root object requested, but no server attached.");
- }
- replyStatus = reply.writeStrongBinder(root);
- break;
+ sp<RpcServer> server = session->server().promote();
+ if (server) {
+ // special case for 'zero' address (special server commands)
+ switch (transaction->code) {
+ case RPC_SPECIAL_TRANSACT_GET_ROOT: {
+ replyStatus = reply.writeStrongBinder(server->getRootObject());
+ break;
+ }
+ case RPC_SPECIAL_TRANSACT_GET_MAX_THREADS: {
+ replyStatus = reply.writeInt32(server->getMaxThreads());
+ break;
+ }
+ case RPC_SPECIAL_TRANSACT_GET_SESSION_ID: {
+ // only sessions w/ services can be the source of a
+ // session ID (so still guarded by non-null server)
+ //
+ // sessions associated with servers must have an ID
+ // (hence abort)
+ int32_t id = session->getPrivateAccessorForId().get().value();
+ replyStatus = reply.writeInt32(id);
+ break;
+ }
+ default: {
+ replyStatus = UNKNOWN_TRANSACTION;
+ }
}
- default: {
- replyStatus = UNKNOWN_TRANSACTION;
- }
+ } else {
+ ALOGE("Special command sent, but no server object attached.");
}
}
}
@@ -577,11 +677,11 @@
// justification for const_cast (consider avoiding priority_queue):
// - AsyncTodo operator< doesn't depend on 'data' object
// - gotta go fast
- std::vector<uint8_t> data = std::move(
+ CommandData data = std::move(
const_cast<BinderNode::AsyncTodo&>(it->second.asyncTodo.top()).data);
it->second.asyncTodo.pop();
_l.unlock();
- return processTransactInternal(fd, connection, std::move(data));
+ return processTransactInternal(fd, session, std::move(data));
}
}
return OK;
@@ -591,7 +691,10 @@
.status = replyStatus,
};
- std::vector<uint8_t> replyData(sizeof(RpcWireReply) + reply.dataSize());
+ CommandData replyData(sizeof(RpcWireReply) + reply.dataSize());
+ if (!replyData.valid()) {
+ return NO_MEMORY;
+ }
memcpy(replyData.data() + 0, &rpcReply, sizeof(RpcWireReply));
memcpy(replyData.data() + sizeof(RpcWireReply), reply.data(), reply.dataSize());
@@ -618,7 +721,10 @@
status_t RpcState::processDecStrong(const base::unique_fd& fd, const RpcWireHeader& command) {
LOG_ALWAYS_FATAL_IF(command.command != RPC_COMMAND_DEC_STRONG, "command: %d", command.command);
- std::vector<uint8_t> commandData(command.bodySize);
+ CommandData commandData(command.bodySize);
+ if (!commandData.valid()) {
+ return NO_MEMORY;
+ }
if (!rpcRec(fd, "dec ref body", commandData.data(), commandData.size())) {
return DEAD_OBJECT;
}
@@ -637,7 +743,6 @@
auto it = mNodeForAddress.find(addr);
if (it == mNodeForAddress.end()) {
ALOGE("Unknown binder address %s for dec strong.", addr.toString().c_str());
- dump();
return OK;
}
@@ -670,7 +775,7 @@
}
_l.unlock();
- tempHold = nullptr; // destructor may make binder calls on this connection
+ tempHold = nullptr; // destructor may make binder calls on this session
return OK;
}
diff --git a/libs/binder/RpcState.h b/libs/binder/RpcState.h
index f4f5151..31f8a22 100644
--- a/libs/binder/RpcState.h
+++ b/libs/binder/RpcState.h
@@ -18,9 +18,10 @@
#include <android-base/unique_fd.h>
#include <binder/IBinder.h>
#include <binder/Parcel.h>
-#include <binder/RpcConnection.h>
+#include <binder/RpcSession.h>
#include <map>
+#include <optional>
#include <queue>
namespace android {
@@ -43,74 +44,91 @@
/**
* Abstracts away management of ref counts and the wire format from
- * RpcConnection
+ * RpcSession
*/
class RpcState {
public:
RpcState();
~RpcState();
- sp<IBinder> getRootObject(const base::unique_fd& fd, const sp<RpcConnection>& connection);
+ // TODO(b/182940634): combine some special transactions into one "getServerInfo" call?
+ sp<IBinder> getRootObject(const base::unique_fd& fd, const sp<RpcSession>& session);
+ status_t getMaxThreads(const base::unique_fd& fd, const sp<RpcSession>& session,
+ size_t* maxThreadsOut);
+ status_t getSessionId(const base::unique_fd& fd, const sp<RpcSession>& session,
+ int32_t* sessionIdOut);
[[nodiscard]] status_t transact(const base::unique_fd& fd, const RpcAddress& address,
uint32_t code, const Parcel& data,
- const sp<RpcConnection>& connection, Parcel* reply,
- uint32_t flags);
+ const sp<RpcSession>& session, Parcel* reply, uint32_t flags);
[[nodiscard]] status_t sendDecStrong(const base::unique_fd& fd, const RpcAddress& address);
[[nodiscard]] status_t getAndExecuteCommand(const base::unique_fd& fd,
- const sp<RpcConnection>& connection);
+ const sp<RpcSession>& session);
/**
* Called by Parcel for outgoing binders. This implies one refcount of
* ownership to the outgoing binder.
*/
- [[nodiscard]] status_t onBinderLeaving(const sp<RpcConnection>& connection,
- const sp<IBinder>& binder, RpcAddress* outAddress);
+ [[nodiscard]] status_t onBinderLeaving(const sp<RpcSession>& session, const sp<IBinder>& binder,
+ RpcAddress* outAddress);
/**
* Called by Parcel for incoming binders. This either returns the refcount
* to the process, if this process already has one, or it takes ownership of
* that refcount
*/
- sp<IBinder> onBinderEntering(const sp<RpcConnection>& connection, const RpcAddress& address);
+ sp<IBinder> onBinderEntering(const sp<RpcSession>& session, const RpcAddress& address);
size_t countBinders();
void dump();
private:
/**
- * Called when reading or writing data to a connection fails to clean up
- * data associated with the connection in order to cleanup binders.
+ * Called when reading or writing data to a session fails to clean up
+ * data associated with the session in order to cleanup binders.
* Specifically, we have a strong dependency cycle, since BpBinder is
* OBJECT_LIFETIME_WEAK (so that onAttemptIncStrong may return true).
*
- * BpBinder -> RpcConnection -> RpcState
+ * BpBinder -> RpcSession -> RpcState
* ^-----------------------------/
*
* In the success case, eventually all refcounts should be propagated over
- * the connection, though this could also be called to eagerly cleanup
- * the connection.
+ * the session, though this could also be called to eagerly cleanup
+ * the session.
*
- * WARNING: RpcState is responsible for calling this when the connection is
+ * WARNING: RpcState is responsible for calling this when the session is
* no longer recoverable.
*/
void terminate();
+ // Alternative to std::vector<uint8_t> that doesn't abort on allocation failure and caps
+ // large allocations to avoid being requested from allocating too much data.
+ struct CommandData {
+ explicit CommandData(size_t size);
+ bool valid() { return mSize == 0 || mData != nullptr; }
+ size_t size() { return mSize; }
+ uint8_t* data() { return mData.get(); }
+ uint8_t* release() { return mData.release(); }
+
+ private:
+ std::unique_ptr<uint8_t[]> mData;
+ size_t mSize;
+ };
+
[[nodiscard]] bool rpcSend(const base::unique_fd& fd, const char* what, const void* data,
size_t size);
[[nodiscard]] bool rpcRec(const base::unique_fd& fd, const char* what, void* data, size_t size);
- [[nodiscard]] status_t waitForReply(const base::unique_fd& fd,
- const sp<RpcConnection>& connection, Parcel* reply);
+ [[nodiscard]] status_t waitForReply(const base::unique_fd& fd, const sp<RpcSession>& session,
+ Parcel* reply);
[[nodiscard]] status_t processServerCommand(const base::unique_fd& fd,
- const sp<RpcConnection>& connection,
+ const sp<RpcSession>& session,
const RpcWireHeader& command);
- [[nodiscard]] status_t processTransact(const base::unique_fd& fd,
- const sp<RpcConnection>& connection,
+ [[nodiscard]] status_t processTransact(const base::unique_fd& fd, const sp<RpcSession>& session,
const RpcWireHeader& command);
[[nodiscard]] status_t processTransactInternal(const base::unique_fd& fd,
- const sp<RpcConnection>& connection,
- std::vector<uint8_t>&& transactionData);
+ const sp<RpcSession>& session,
+ CommandData transactionData);
[[nodiscard]] status_t processDecStrong(const base::unique_fd& fd,
const RpcWireHeader& command);
@@ -145,7 +163,7 @@
// async transaction queue, _only_ for local binder
struct AsyncTodo {
- std::vector<uint8_t> data; // most convenient format, to move it here
+ CommandData data;
uint64_t asyncNumber = 0;
bool operator<(const AsyncTodo& o) const {
@@ -163,7 +181,7 @@
std::mutex mNodeMutex;
bool mTerminated = false;
- // binders known by both sides of a connection
+ // binders known by both sides of a session
std::map<RpcAddress, BinderNode> mNodeForAddress;
};
diff --git a/libs/binder/RpcWireFormat.h b/libs/binder/RpcWireFormat.h
index 60ec6c9..c5fa008 100644
--- a/libs/binder/RpcWireFormat.h
+++ b/libs/binder/RpcWireFormat.h
@@ -47,8 +47,12 @@
*/
enum : uint32_t {
RPC_SPECIAL_TRANSACT_GET_ROOT = 0,
+ RPC_SPECIAL_TRANSACT_GET_MAX_THREADS = 1,
+ RPC_SPECIAL_TRANSACT_GET_SESSION_ID = 2,
};
+constexpr int32_t RPC_SESSION_ID_NEW = -1;
+
// serialization is like:
// |RpcWireHeader|struct desginated by 'command'| (over and over again)
diff --git a/libs/binder/include/private/binder/binder_module.h b/libs/binder/binder_module.h
similarity index 85%
rename from libs/binder/include/private/binder/binder_module.h
rename to libs/binder/binder_module.h
index 151235c..9dea3b4 100644
--- a/libs/binder/include/private/binder/binder_module.h
+++ b/libs/binder/binder_module.h
@@ -29,14 +29,14 @@
#undef B_PACK_CHARS
#endif
-#include <sys/ioctl.h>
#include <linux/android/binder.h>
+#include <sys/ioctl.h>
#ifndef BR_FROZEN_REPLY
// Temporary definition of BR_FROZEN_REPLY. For production
// this will come from UAPI binder.h
#define BR_FROZEN_REPLY _IO('r', 18)
-#endif //BR_FROZEN_REPLY
+#endif // BR_FROZEN_REPLY
#ifndef BINDER_FREEZE
/*
@@ -49,46 +49,46 @@
//
// Group-leader PID of process to be frozen
//
- uint32_t pid;
+ uint32_t pid;
//
// Enable(1) / Disable(0) freeze for given PID
//
- uint32_t enable;
+ uint32_t enable;
//
// Timeout to wait for transactions to drain.
// 0: don't wait (ioctl will return EAGAIN if not drained)
// N: number of ms to wait
- uint32_t timeout_ms;
+ uint32_t timeout_ms;
};
-#endif //BINDER_FREEZE
+#endif // BINDER_FREEZE
#ifndef BINDER_GET_FROZEN_INFO
-#define BINDER_GET_FROZEN_INFO _IOWR('b', 15, struct binder_frozen_status_info)
+#define BINDER_GET_FROZEN_INFO _IOWR('b', 15, struct binder_frozen_status_info)
struct binder_frozen_status_info {
//
// Group-leader PID of process to be queried
//
- __u32 pid;
+ __u32 pid;
//
// Indicates whether the process has received any sync calls since last
// freeze (cleared at freeze/unfreeze)
//
- __u32 sync_recv;
+ __u32 sync_recv;
//
// Indicates whether the process has received any async calls since last
// freeze (cleared at freeze/unfreeze)
//
- __u32 async_recv;
+ __u32 async_recv;
};
-#endif //BINDER_GET_FROZEN_INFO
+#endif // BINDER_GET_FROZEN_INFO
#ifndef BR_ONEWAY_SPAM_SUSPECT
// Temporary definition of BR_ONEWAY_SPAM_SUSPECT. For production
// this will come from UAPI binder.h
#define BR_ONEWAY_SPAM_SUSPECT _IO('r', 19)
-#endif //BR_ONEWAY_SPAM_SUSPECT
+#endif // BR_ONEWAY_SPAM_SUSPECT
#ifndef BINDER_ENABLE_ONEWAY_SPAM_DETECTION
/*
@@ -96,6 +96,6 @@
* these will be defined in the UAPI binder.h file from upstream kernel.
*/
#define BINDER_ENABLE_ONEWAY_SPAM_DETECTION _IOW('b', 16, __u32)
-#endif //BINDER_ENABLE_ONEWAY_SPAM_DETECTION
+#endif // BINDER_ENABLE_ONEWAY_SPAM_DETECTION
#endif // _BINDER_MODULE_H_
diff --git a/libs/binder/include/binder/BpBinder.h b/libs/binder/include/binder/BpBinder.h
index ad618f9..61bf018 100644
--- a/libs/binder/include/binder/BpBinder.h
+++ b/libs/binder/include/binder/BpBinder.h
@@ -28,7 +28,7 @@
// ---------------------------------------------------------------------------
namespace android {
-class RpcConnection;
+class RpcSession;
class RpcState;
namespace internal {
class Stability;
@@ -41,11 +41,11 @@
{
public:
static sp<BpBinder> create(int32_t handle);
- static sp<BpBinder> create(const sp<RpcConnection>& connection, const RpcAddress& address);
+ static sp<BpBinder> create(const sp<RpcSession>& session, const RpcAddress& address);
/**
* Return value:
- * true - this is associated with a socket RpcConnection
+ * true - this is associated with a socket RpcSession
* false - (usual) binder over e.g. /dev/binder
*/
bool isRpcBinder() const;
@@ -133,7 +133,7 @@
// valid if isRpcBinder
const RpcAddress& rpcAddress() const { return mBinder->rpcAddress(); }
- const sp<RpcConnection>& rpcConnection() const { return mBinder->rpcConnection(); }
+ const sp<RpcSession>& rpcSession() const { return mBinder->rpcSession(); }
const BpBinder* mBinder;
};
@@ -148,19 +148,19 @@
struct BinderHandle {
int32_t handle;
};
- struct SocketHandle {
- sp<RpcConnection> connection;
+ struct RpcHandle {
+ sp<RpcSession> session;
RpcAddress address;
};
- using Handle = std::variant<BinderHandle, SocketHandle>;
+ using Handle = std::variant<BinderHandle, RpcHandle>;
int32_t binderHandle() const;
const RpcAddress& rpcAddress() const;
- const sp<RpcConnection>& rpcConnection() const;
+ const sp<RpcSession>& rpcSession() const;
explicit BpBinder(Handle&& handle);
BpBinder(BinderHandle&& handle, int32_t trackedUid);
- explicit BpBinder(SocketHandle&& handle);
+ explicit BpBinder(RpcHandle&& handle);
virtual ~BpBinder();
virtual void onFirstRef();
diff --git a/libs/binder/include/binder/IBinder.h b/libs/binder/include/binder/IBinder.h
index 52f221d..97c826c 100644
--- a/libs/binder/include/binder/IBinder.h
+++ b/libs/binder/include/binder/IBinder.h
@@ -16,6 +16,7 @@
#pragma once
+#include <android-base/unique_fd.h>
#include <utils/Errors.h>
#include <utils/RefBase.h>
#include <utils/String16.h>
diff --git a/libs/binder/include/binder/IPCThreadState.h b/libs/binder/include/binder/IPCThreadState.h
index 23a0cb0..5220b62 100644
--- a/libs/binder/include/binder/IPCThreadState.h
+++ b/libs/binder/include/binder/IPCThreadState.h
@@ -81,6 +81,32 @@
*/
uid_t getCallingUid() const;
+ /**
+ * Make it an abort to rely on getCalling* for a section of
+ * execution.
+ *
+ * Usage:
+ * IPCThreadState::SpGuard guard { "..." };
+ * auto* orig = pushGetCallingSpGuard(&guard);
+ * {
+ * // will abort if you call getCalling*, unless you are
+ * // serving a nested binder transaction
+ * }
+ * restoreCallingSpGuard(orig);
+ */
+ struct SpGuard {
+ const char* context;
+ };
+ SpGuard* pushGetCallingSpGuard(SpGuard* guard);
+ void restoreGetCallingSpGuard(SpGuard* guard);
+ /**
+ * Used internally by getCalling*. Can also be used to assert that
+ * you are in a binder context (getCalling* is valid). This is
+ * intentionally not exposed as a boolean API since code should be
+ * written to know its environment.
+ */
+ void checkContextIsBinderForUse(const char* use) const;
+
void setStrictModePolicy(int32_t policy);
int32_t getStrictModePolicy() const;
@@ -203,6 +229,7 @@
Parcel mOut;
status_t mLastError;
const void* mServingStackPointer;
+ SpGuard* mServingStackPointerGuard;
pid_t mCallingPid;
const char* mCallingSid;
uid_t mCallingUid;
diff --git a/libs/binder/include/binder/LazyServiceRegistrar.h b/libs/binder/include/binder/LazyServiceRegistrar.h
index 9659732..f3ba830 100644
--- a/libs/binder/include/binder/LazyServiceRegistrar.h
+++ b/libs/binder/include/binder/LazyServiceRegistrar.h
@@ -50,8 +50,12 @@
int dumpFlags = IServiceManager::DUMP_FLAG_PRIORITY_DEFAULT);
/**
* Force the service to persist, even when it has 0 clients.
- * If setting this flag from the server side, make sure to do so before calling registerService,
- * or there may be a race with the default dynamic shutdown.
+ * If setting this flag from the server side, make sure to do so before calling
+ * registerService, or there may be a race with the default dynamic shutdown.
+ *
+ * This should only be used if it is every eventually set to false. If a
+ * service needs to persist but doesn't need to dynamically shut down,
+ * prefer to control it with another mechanism such as ctl.start.
*/
void forcePersist(bool persist);
diff --git a/libs/binder/include/binder/Parcel.h b/libs/binder/include/binder/Parcel.h
index 9578372..5aaaa0c 100644
--- a/libs/binder/include/binder/Parcel.h
+++ b/libs/binder/include/binder/Parcel.h
@@ -50,7 +50,7 @@
class IBinder;
class IPCThreadState;
class ProcessState;
-class RpcConnection;
+class RpcSession;
class String8;
class TextOutput;
@@ -103,7 +103,7 @@
// Whenever possible, markForBinder should be preferred. This method is
// called automatically on reply Parcels for RPC transactions.
- void markForRpc(const sp<RpcConnection>& connection);
+ void markForRpc(const sp<RpcSession>& session);
// Whether this Parcel is written for RPC transactions (after calls to
// markForBinder or markForRpc).
@@ -1136,7 +1136,7 @@
release_func mOwner;
- sp<RpcConnection> mConnection;
+ sp<RpcSession> mSession;
class Blob {
public:
diff --git a/libs/binder/include/binder/RpcConnection.h b/libs/binder/include/binder/RpcConnection.h
deleted file mode 100644
index 2395e78..0000000
--- a/libs/binder/include/binder/RpcConnection.h
+++ /dev/null
@@ -1,200 +0,0 @@
-/*
- * Copyright (C) 2020 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#pragma once
-
-#include <android-base/unique_fd.h>
-#include <binder/IBinder.h>
-#include <binder/RpcAddress.h>
-#include <utils/Errors.h>
-#include <utils/RefBase.h>
-
-#include <optional>
-#include <vector>
-
-// WARNING: This is a feature which is still in development, and it is subject
-// to radical change. Any production use of this may subject your code to any
-// number of problems.
-
-namespace android {
-
-class Parcel;
-class RpcServer;
-class RpcState;
-
-/**
- * This represents a multi-threaded/multi-socket connection between a client
- * and a server.
- */
-class RpcConnection final : public virtual RefBase {
-public:
- static sp<RpcConnection> make();
-
- /**
- * This represents a connection for responses, e.g.:
- *
- * process A serves binder a
- * process B opens a connection to process A
- * process B makes binder b and sends it to A
- * A uses this 'back connection' to send things back to B
- *
- * This should be called once, and then a call should be made to join per
- * connection thread.
- */
- [[nodiscard]] bool setupUnixDomainServer(const char* path);
-
- /**
- * This should be called once per thread, matching 'join' in the remote
- * process.
- */
- [[nodiscard]] bool addUnixDomainClient(const char* path);
-
-#ifdef __BIONIC__
- /**
- * Creates an RPC server at the current port.
- */
- [[nodiscard]] bool setupVsockServer(unsigned int port);
-
- /**
- * Connects to an RPC server at the CVD & port.
- */
- [[nodiscard]] bool addVsockClient(unsigned int cvd, unsigned int port);
-#endif // __BIONIC__
-
- /**
- * Creates an RPC server at the current port.
- */
- [[nodiscard]] bool setupInetServer(unsigned int port);
-
- /**
- * Connects to an RPC server at the given address and port.
- */
- [[nodiscard]] bool addInetClient(const char* addr, unsigned int port);
-
- /**
- * For debugging!
- *
- * Sets up an empty socket. All queries to this socket which require a
- * response will never be satisfied. All data sent here will be
- * unceremoniously cast down the bottomless pit, /dev/null.
- */
- [[nodiscard]] bool addNullDebuggingClient();
-
- /**
- * Query the other side of the connection for the root object hosted by that
- * process's RpcServer (if one exists)
- */
- sp<IBinder> getRootObject();
-
- [[nodiscard]] status_t transact(const RpcAddress& address, uint32_t code, const Parcel& data,
- Parcel* reply, uint32_t flags);
- [[nodiscard]] status_t sendDecStrong(const RpcAddress& address);
-
- /**
- * Adds a server thread accepting connections. Must be called after
- * setup*Server.
- */
- void join();
-
- ~RpcConnection();
-
- void setForServer(const wp<RpcServer>& server);
- wp<RpcServer> server();
-
- // internal only
- const std::unique_ptr<RpcState>& state() { return mState; }
-
- class SocketAddress {
- public:
- virtual ~SocketAddress();
- virtual std::string toString() const = 0;
- virtual const sockaddr* addr() const = 0;
- virtual size_t addrSize() const = 0;
- };
-
-private:
- friend sp<RpcConnection>;
- RpcConnection();
-
- struct ConnectionSocket : public RefBase {
- base::unique_fd fd;
-
- // whether this or another thread is currently using this fd to make
- // or receive transactions.
- std::optional<pid_t> exclusiveTid;
- };
-
- bool setupSocketServer(const SocketAddress& address);
- bool addSocketClient(const SocketAddress& address);
- void addClient(base::unique_fd&& fd);
- sp<ConnectionSocket> assignServerToThisThread(base::unique_fd&& fd);
- bool removeServerSocket(const sp<ConnectionSocket>& socket);
-
- enum class SocketUse {
- CLIENT,
- CLIENT_ASYNC,
- CLIENT_REFCOUNT,
- };
-
- // RAII object for connection socket
- class ExclusiveSocket {
- public:
- explicit ExclusiveSocket(const sp<RpcConnection>& connection, SocketUse use);
- ~ExclusiveSocket();
- const base::unique_fd& fd() { return mSocket->fd; }
-
- private:
- static void findSocket(pid_t tid, sp<ConnectionSocket>* exclusive,
- sp<ConnectionSocket>* available,
- std::vector<sp<ConnectionSocket>>& sockets, size_t socketsIndexHint);
-
- sp<RpcConnection> mConnection; // avoid deallocation
- sp<ConnectionSocket> mSocket;
-
- // whether this is being used for a nested transaction (being on the same
- // thread guarantees we won't write in the middle of a message, the way
- // the wire protocol is constructed guarantees this is safe).
- bool mReentrant = false;
- };
-
- // On the other side of a connection, for each of mClients here, there should
- // be one of mServers on the other side (and vice versa).
- //
- // For the simplest connection, a single server with one client, you would
- // have:
- // - the server has a single 'mServers' and a thread listening on this
- // - the client has a single 'mClients' and makes calls to this
- // - here, when the client makes a call, the server can call back into it
- // (nested calls), but outside of this, the client will only ever read
- // calls from the server when it makes a call itself.
- //
- // For a more complicated case, the client might itself open up a thread to
- // serve calls to the server at all times (e.g. if it hosts a callback)
-
- wp<RpcServer> mForServer; // maybe null, for client connections
-
- std::unique_ptr<RpcState> mState;
-
- base::unique_fd mServer; // socket we are accepting connections on
-
- std::mutex mSocketMutex; // for all below
- std::condition_variable mSocketCv; // for mWaitingThreads
- size_t mWaitingThreads = 0;
- size_t mClientsOffset = 0; // hint index into clients, ++ when sending an async transaction
- std::vector<sp<ConnectionSocket>> mClients;
- std::vector<sp<ConnectionSocket>> mServers;
-};
-
-} // namespace android
diff --git a/libs/binder/include/binder/RpcServer.h b/libs/binder/include/binder/RpcServer.h
index a665fad..8f0c6fd 100644
--- a/libs/binder/include/binder/RpcServer.h
+++ b/libs/binder/include/binder/RpcServer.h
@@ -17,11 +17,12 @@
#include <android-base/unique_fd.h>
#include <binder/IBinder.h>
-#include <binder/RpcConnection.h>
+#include <binder/RpcSession.h>
#include <utils/Errors.h>
#include <utils/RefBase.h>
#include <mutex>
+#include <thread>
// WARNING: This is a feature which is still in development, and it is subject
// to radical change. Any production use of this may subject your code to any
@@ -29,48 +30,135 @@
namespace android {
+class RpcSocketAddress;
+
/**
* This represents a server of an interface, which may be connected to by any
* number of clients over sockets.
+ *
+ * Usage:
+ * auto server = RpcServer::make();
+ * // only supports one now
+ * if (!server->setup*Server(...)) {
+ * :(
+ * }
+ * server->join();
*/
class RpcServer final : public virtual RefBase {
public:
static sp<RpcServer> make();
+ /**
+ * This represents a session for responses, e.g.:
+ *
+ * process A serves binder a
+ * process B opens a session to process A
+ * process B makes binder b and sends it to A
+ * A uses this 'back session' to send things back to B
+ */
+ [[nodiscard]] bool setupUnixDomainServer(const char* path);
+
+ /**
+ * Creates an RPC server at the current port.
+ */
+ [[nodiscard]] bool setupVsockServer(unsigned int port);
+
+ /**
+ * Creates an RPC server at the current port using IPv4.
+ *
+ * TODO(b/182914638): IPv6 support
+ *
+ * Set |port| to 0 to pick an ephemeral port; see discussion of
+ * /proc/sys/net/ipv4/ip_local_port_range in ip(7). In this case, |assignedPort|
+ * will be set to the picked port number, if it is not null.
+ */
+ [[nodiscard]] bool setupInetServer(unsigned int port, unsigned int* assignedPort);
+
+ /**
+ * If setup*Server has been successful, return true. Otherwise return false.
+ */
+ [[nodiscard]] bool hasServer();
+
+ /**
+ * If hasServer(), return the server FD. Otherwise return invalid FD.
+ */
+ [[nodiscard]] base::unique_fd releaseServer();
+
+ /**
+ * Set up server using an external FD previously set up by releaseServer().
+ * Return false if there's already a server.
+ */
+ bool setupExternalServer(base::unique_fd serverFd);
+
void iUnderstandThisCodeIsExperimentalAndIWillNotUseItInProduction();
/**
- * Setup a static connection, when the number of clients are known.
+ * This must be called before adding a client session.
*
- * Each call to this function corresponds to a different client, and clients
- * each have their own threadpools.
+ * If this is not specified, this will be a single-threaded server.
*
- * TODO(b/167966510): support dynamic creation of connections/threads
+ * TODO(b/185167543): these are currently created per client, but these
+ * should be shared.
*/
- sp<RpcConnection> addClientConnection();
+ void setMaxThreads(size_t threads);
+ size_t getMaxThreads();
/**
* The root object can be retrieved by any client, without any
* authentication. TODO(b/183988761)
+ *
+ * Holds a strong reference to the root object.
*/
void setRootObject(const sp<IBinder>& binder);
-
/**
- * Root object set with setRootObject
+ * Holds a weak reference to the root object.
*/
+ void setRootObjectWeak(const wp<IBinder>& binder);
sp<IBinder> getRootObject();
+ /**
+ * You must have at least one client session before calling this.
+ *
+ * TODO(b/185167543): way to shut down?
+ */
+ void join();
+
+ /**
+ * Accept one connection on this server. You must have at least one client
+ * session before calling this.
+ */
+ [[nodiscard]] bool acceptOne();
+
+ /**
+ * For debugging!
+ */
+ std::vector<sp<RpcSession>> listSessions();
+ size_t numUninitializedSessions();
+
~RpcServer();
+ // internal use only
+
+ void onSessionTerminating(const sp<RpcSession>& session);
+
private:
friend sp<RpcServer>;
RpcServer();
- bool mAgreedExperimental = false;
+ void establishConnection(sp<RpcServer>&& session, base::unique_fd clientFd);
+ bool setupSocketServer(const RpcSocketAddress& address);
- std::mutex mLock;
+ bool mAgreedExperimental = false;
+ bool mStarted = false; // TODO(b/185167543): support dynamically added clients
+ size_t mMaxThreads = 1;
+ base::unique_fd mServer; // socket we are accepting sessions on
+
+ std::mutex mLock; // for below
+ std::map<std::thread::id, std::thread> mConnectingThreads;
sp<IBinder> mRootObject;
- std::vector<sp<RpcConnection>> mConnections; // per-client
+ wp<IBinder> mRootObjectWeak;
+ std::map<int32_t, sp<RpcSession>> mSessions;
+ int32_t mSessionIdCounter = 0;
};
} // namespace android
diff --git a/libs/binder/include/binder/RpcSession.h b/libs/binder/include/binder/RpcSession.h
new file mode 100644
index 0000000..bcc213c
--- /dev/null
+++ b/libs/binder/include/binder/RpcSession.h
@@ -0,0 +1,204 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#include <android-base/unique_fd.h>
+#include <binder/IBinder.h>
+#include <binder/RpcAddress.h>
+#include <utils/Errors.h>
+#include <utils/RefBase.h>
+
+#include <map>
+#include <optional>
+#include <thread>
+#include <vector>
+
+// WARNING: This is a feature which is still in development, and it is subject
+// to radical change. Any production use of this may subject your code to any
+// number of problems.
+
+namespace android {
+
+class Parcel;
+class RpcServer;
+class RpcSocketAddress;
+class RpcState;
+
+/**
+ * This represents a session (group of connections) between a client
+ * and a server. Multiple connections are needed for multiple parallel "binder"
+ * calls which may also have nested calls.
+ */
+class RpcSession final : public virtual RefBase {
+public:
+ static sp<RpcSession> make();
+
+ /**
+ * This should be called once per thread, matching 'join' in the remote
+ * process.
+ */
+ [[nodiscard]] bool setupUnixDomainClient(const char* path);
+
+ /**
+ * Connects to an RPC server at the CVD & port.
+ */
+ [[nodiscard]] bool setupVsockClient(unsigned int cvd, unsigned int port);
+
+ /**
+ * Connects to an RPC server at the given address and port.
+ */
+ [[nodiscard]] bool setupInetClient(const char* addr, unsigned int port);
+
+ /**
+ * For debugging!
+ *
+ * Sets up an empty connection. All queries to this connection which require a
+ * response will never be satisfied. All data sent here will be
+ * unceremoniously cast down the bottomless pit, /dev/null.
+ */
+ [[nodiscard]] bool addNullDebuggingClient();
+
+ /**
+ * Query the other side of the session for the root object hosted by that
+ * process's RpcServer (if one exists)
+ */
+ sp<IBinder> getRootObject();
+
+ /**
+ * Query the other side of the session for the maximum number of threads
+ * it supports (maximum number of concurrent non-nested synchronous transactions)
+ */
+ status_t getRemoteMaxThreads(size_t* maxThreads);
+
+ [[nodiscard]] status_t transact(const RpcAddress& address, uint32_t code, const Parcel& data,
+ Parcel* reply, uint32_t flags);
+ [[nodiscard]] status_t sendDecStrong(const RpcAddress& address);
+
+ ~RpcSession();
+
+ wp<RpcServer> server();
+
+ // internal only
+ const std::unique_ptr<RpcState>& state() { return mState; }
+
+ class PrivateAccessorForId {
+ private:
+ friend class RpcSession;
+ friend class RpcState;
+ explicit PrivateAccessorForId(const RpcSession* session) : mSession(session) {}
+
+ const std::optional<int32_t> get() { return mSession->mId; }
+
+ const RpcSession* mSession;
+ };
+ PrivateAccessorForId getPrivateAccessorForId() const { return PrivateAccessorForId(this); }
+
+private:
+ friend PrivateAccessorForId;
+ friend sp<RpcSession>;
+ friend RpcServer;
+ RpcSession();
+
+ status_t readId();
+
+ // transfer ownership of thread
+ void preJoin(std::thread thread);
+ // join on thread passed to preJoin
+ void join(base::unique_fd client);
+ void terminateLocked();
+
+ struct RpcConnection : public RefBase {
+ base::unique_fd fd;
+
+ // whether this or another thread is currently using this fd to make
+ // or receive transactions.
+ std::optional<pid_t> exclusiveTid;
+ };
+
+ bool setupSocketClient(const RpcSocketAddress& address);
+ bool setupOneSocketClient(const RpcSocketAddress& address, int32_t sessionId);
+ void addClientConnection(base::unique_fd fd);
+ void setForServer(const wp<RpcServer>& server, int32_t sessionId);
+ sp<RpcConnection> assignServerToThisThread(base::unique_fd fd);
+ bool removeServerConnection(const sp<RpcConnection>& connection);
+
+ enum class ConnectionUse {
+ CLIENT,
+ CLIENT_ASYNC,
+ CLIENT_REFCOUNT,
+ };
+
+ // RAII object for session connection
+ class ExclusiveConnection {
+ public:
+ explicit ExclusiveConnection(const sp<RpcSession>& session, ConnectionUse use);
+ ~ExclusiveConnection();
+ const base::unique_fd& fd() { return mConnection->fd; }
+
+ private:
+ static void findConnection(pid_t tid, sp<RpcConnection>* exclusive,
+ sp<RpcConnection>* available,
+ std::vector<sp<RpcConnection>>& sockets,
+ size_t socketsIndexHint);
+
+ sp<RpcSession> mSession; // avoid deallocation
+ sp<RpcConnection> mConnection;
+
+ // whether this is being used for a nested transaction (being on the same
+ // thread guarantees we won't write in the middle of a message, the way
+ // the wire protocol is constructed guarantees this is safe).
+ bool mReentrant = false;
+ };
+
+ // On the other side of a session, for each of mClientConnections here, there should
+ // be one of mServerConnections on the other side (and vice versa).
+ //
+ // For the simplest session, a single server with one client, you would
+ // have:
+ // - the server has a single 'mServerConnections' and a thread listening on this
+ // - the client has a single 'mClientConnections' and makes calls to this
+ // - here, when the client makes a call, the server can call back into it
+ // (nested calls), but outside of this, the client will only ever read
+ // calls from the server when it makes a call itself.
+ //
+ // For a more complicated case, the client might itself open up a thread to
+ // serve calls to the server at all times (e.g. if it hosts a callback)
+
+ wp<RpcServer> mForServer; // maybe null, for client sessions
+
+ // TODO(b/183988761): this shouldn't be guessable
+ std::optional<int32_t> mId;
+
+ std::unique_ptr<RpcState> mState;
+
+ std::mutex mMutex; // for all below
+
+ std::condition_variable mAvailableConnectionCv; // for mWaitingThreads
+ size_t mWaitingThreads = 0;
+ // hint index into clients, ++ when sending an async transaction
+ size_t mClientConnectionsOffset = 0;
+ std::vector<sp<RpcConnection>> mClientConnections;
+ std::vector<sp<RpcConnection>> mServerConnections;
+
+ // TODO(b/185167543): use for reverse sessions (allow client to also
+ // serve calls on a session).
+ // TODO(b/185167543): allow sharing between different sessions in a
+ // process? (or combine with mServerConnections)
+ std::map<std::thread::id, std::thread> mThreads;
+ bool mTerminated = false;
+};
+
+} // namespace android
diff --git a/libs/binder/ndk/include_platform/android/binder_manager.h b/libs/binder/ndk/include_platform/android/binder_manager.h
index a90b4aa..2a66941 100644
--- a/libs/binder/ndk/include_platform/android/binder_manager.h
+++ b/libs/binder/ndk/include_platform/android/binder_manager.h
@@ -35,7 +35,7 @@
* \return EX_NONE on success.
*/
__attribute__((warn_unused_result)) binder_exception_t AServiceManager_addService(
- AIBinder* binder, const char* instance);
+ AIBinder* binder, const char* instance) __INTRODUCED_IN(29);
/**
* Gets a binder object with this specific instance name. Will return nullptr immediately if the
@@ -47,7 +47,8 @@
*
* \param instance identifier of the service used to lookup the service.
*/
-__attribute__((warn_unused_result)) AIBinder* AServiceManager_checkService(const char* instance);
+__attribute__((warn_unused_result)) AIBinder* AServiceManager_checkService(const char* instance)
+ __INTRODUCED_IN(29);
/**
* Gets a binder object with this specific instance name. Blocks for a couple of seconds waiting on
@@ -59,7 +60,8 @@
*
* \param instance identifier of the service used to lookup the service.
*/
-__attribute__((warn_unused_result)) AIBinder* AServiceManager_getService(const char* instance);
+__attribute__((warn_unused_result)) AIBinder* AServiceManager_getService(const char* instance)
+ __INTRODUCED_IN(29);
/**
* Registers a lazy service with the default service manager under the 'instance' name.
@@ -135,6 +137,10 @@
/**
* Prevent lazy services without client from shutting down their process
*
+ * This should only be used if it is every eventually set to false. If a
+ * service needs to persist but doesn't need to dynamically shut down,
+ * prefer to control it with another mechanism.
+ *
* \param persist 'true' if the process should not exit.
*/
void AServiceManager_forceLazyServicesPersist(bool persist) __INTRODUCED_IN(31);
diff --git a/libs/binder/rust/Android.bp b/libs/binder/rust/Android.bp
index 57c9013..49d3401 100644
--- a/libs/binder/rust/Android.bp
+++ b/libs/binder/rust/Android.bp
@@ -50,6 +50,8 @@
"//apex_available:platform",
"com.android.virt",
],
+ lints: "none",
+ clippy_lints: "none",
}
rust_bindgen {
diff --git a/libs/binder/rust/sys/lib.rs b/libs/binder/rust/sys/lib.rs
index 9095af2..1d1a295 100644
--- a/libs/binder/rust/sys/lib.rs
+++ b/libs/binder/rust/sys/lib.rs
@@ -16,14 +16,6 @@
//! Generated Rust bindings to libbinder_ndk
-#![allow(
- non_camel_case_types,
- non_snake_case,
- non_upper_case_globals,
- unused,
- improper_ctypes,
- missing_docs
-)]
use std::error::Error;
use std::fmt;
diff --git a/libs/binder/tests/Android.bp b/libs/binder/tests/Android.bp
index c0f7c99..ec231b2 100644
--- a/libs/binder/tests/Android.bp
+++ b/libs/binder/tests/Android.bp
@@ -63,6 +63,9 @@
"libbinder",
"libutils",
],
+ static_libs: [
+ "libgmock",
+ ],
compile_multilib: "32",
multilib: { lib32: { suffix: "" } },
cflags: ["-DBINDER_IPC_32BIT=1"],
@@ -101,6 +104,9 @@
"libbinder",
"libutils",
],
+ static_libs: [
+ "libgmock",
+ ],
test_suites: ["device-tests", "vts"],
require_root: true,
}
diff --git a/libs/binder/tests/IBinderRpcTest.aidl b/libs/binder/tests/IBinderRpcTest.aidl
index 2bdb264..41daccc 100644
--- a/libs/binder/tests/IBinderRpcTest.aidl
+++ b/libs/binder/tests/IBinderRpcTest.aidl
@@ -18,8 +18,8 @@
oneway void sendString(@utf8InCpp String str);
@utf8InCpp String doubleString(@utf8InCpp String str);
- // number of known RPC binders to process, RpcState::countBinders
- int countBinders();
+ // number of known RPC binders to process, RpcState::countBinders by session
+ int[] countBinders();
// Caller sends server, callee pings caller's server and returns error code.
int pingMe(IBinder binder);
@@ -36,7 +36,7 @@
// should always return the same binder
IBinder alwaysGiveMeTheSameBinder();
- // Idea is that the server will not hold onto the session, the remote connection
+ // Idea is that the server will not hold onto the session, the remote session
// object must. This is to test lifetimes of binder objects, and consequently, also
// identity (since by assigning sessions names, we can make sure a section always
// references the session it was originally opened with).
@@ -55,4 +55,6 @@
oneway void sleepMsAsync(int ms);
void die(boolean cleanup);
+
+ void useKernelBinderCallingId();
}
diff --git a/libs/binder/tests/binderLibTest.cpp b/libs/binder/tests/binderLibTest.cpp
index dc8c0f1..45b2776 100644
--- a/libs/binder/tests/binderLibTest.cpp
+++ b/libs/binder/tests/binderLibTest.cpp
@@ -23,6 +23,7 @@
#include <stdlib.h>
#include <thread>
+#include <gmock/gmock.h>
#include <gtest/gtest.h>
#include <binder/Binder.h>
@@ -31,16 +32,23 @@
#include <binder/IServiceManager.h>
#include <binder/ParcelRef.h>
-#include <private/binder/binder_module.h>
#include <linux/sched.h>
#include <sys/epoll.h>
#include <sys/prctl.h>
+#include "../binder_module.h"
#include "binderAbiHelper.h"
#define ARRAY_SIZE(array) (sizeof array / sizeof array[0])
using namespace android;
+using testing::Not;
+
+// e.g. EXPECT_THAT(expr, StatusEq(OK)) << "additional message";
+MATCHER_P(StatusEq, expected, (negation ? "not " : "") + statusToString(expected)) {
+ *result_listener << statusToString(arg);
+ return expected == arg;
+}
static ::testing::AssertionResult IsPageAligned(void *buf) {
if (((unsigned long)buf & ((unsigned long)PAGE_SIZE - 1)) == 0)
@@ -65,6 +73,7 @@
BINDER_LIB_TEST_REGISTER_SERVER,
BINDER_LIB_TEST_ADD_SERVER,
BINDER_LIB_TEST_ADD_POLL_SERVER,
+ BINDER_LIB_TEST_USE_CALLING_GUARD_TRANSACTION,
BINDER_LIB_TEST_CALL_BACK,
BINDER_LIB_TEST_CALL_BACK_VERIFY_BUF,
BINDER_LIB_TEST_DELAYED_CALL_BACK,
@@ -205,19 +214,16 @@
protected:
sp<IBinder> addServerEtc(int32_t *idPtr, int code)
{
- int ret;
int32_t id;
Parcel data, reply;
sp<IBinder> binder;
- ret = m_server->transact(code, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(code, data, &reply), StatusEq(NO_ERROR));
EXPECT_FALSE(binder != nullptr);
binder = reply.readStrongBinder();
EXPECT_TRUE(binder != nullptr);
- ret = reply.readInt32(&id);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(reply.readInt32(&id), StatusEq(NO_ERROR));
if (idPtr)
*idPtr = id;
return binder;
@@ -401,29 +407,25 @@
};
TEST_F(BinderLibTest, NopTransaction) {
- status_t ret;
Parcel data, reply;
- ret = m_server->transact(BINDER_LIB_TEST_NOP_TRANSACTION, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_NOP_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
}
TEST_F(BinderLibTest, NopTransactionOneway) {
- status_t ret;
Parcel data, reply;
- ret = m_server->transact(BINDER_LIB_TEST_NOP_TRANSACTION, data, &reply, TF_ONE_WAY);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_NOP_TRANSACTION, data, &reply, TF_ONE_WAY),
+ StatusEq(NO_ERROR));
}
TEST_F(BinderLibTest, NopTransactionClear) {
- status_t ret;
Parcel data, reply;
// make sure it accepts the transaction flag
- ret = m_server->transact(BINDER_LIB_TEST_NOP_TRANSACTION, data, &reply, TF_CLEAR_BUF);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_NOP_TRANSACTION, data, &reply, TF_CLEAR_BUF),
+ StatusEq(NO_ERROR));
}
TEST_F(BinderLibTest, Freeze) {
- status_t ret;
Parcel data, reply, replypid;
std::ifstream freezer_file("/sys/fs/cgroup/freezer/cgroup.freeze");
@@ -442,9 +444,8 @@
return;
}
- ret = m_server->transact(BINDER_LIB_TEST_GETPID, data, &replypid);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_GETPID, data, &replypid), StatusEq(NO_ERROR));
int32_t pid = replypid.readInt32();
- EXPECT_EQ(NO_ERROR, ret);
for (int i = 0; i < 10; i++) {
EXPECT_EQ(NO_ERROR, m_server->transact(BINDER_LIB_TEST_NOP_TRANSACTION_WAIT, data, &reply, TF_ONE_WAY));
}
@@ -468,42 +469,36 @@
TEST_F(BinderLibTest, SetError) {
int32_t testValue[] = { 0, -123, 123 };
for (size_t i = 0; i < ARRAY_SIZE(testValue); i++) {
- status_t ret;
Parcel data, reply;
data.writeInt32(testValue[i]);
- ret = m_server->transact(BINDER_LIB_TEST_SET_ERROR_TRANSACTION, data, &reply);
- EXPECT_EQ(testValue[i], ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_SET_ERROR_TRANSACTION, data, &reply),
+ StatusEq(testValue[i]));
}
}
TEST_F(BinderLibTest, GetId) {
- status_t ret;
int32_t id;
Parcel data, reply;
- ret = m_server->transact(BINDER_LIB_TEST_GET_ID_TRANSACTION, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
- ret = reply.readInt32(&id);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_GET_ID_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
+ EXPECT_THAT(reply.readInt32(&id), StatusEq(NO_ERROR));
EXPECT_EQ(0, id);
}
TEST_F(BinderLibTest, PtrSize) {
- status_t ret;
int32_t ptrsize;
Parcel data, reply;
sp<IBinder> server = addServer();
ASSERT_TRUE(server != nullptr);
- ret = server->transact(BINDER_LIB_TEST_GET_PTR_SIZE_TRANSACTION, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
- ret = reply.readInt32(&ptrsize);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(server->transact(BINDER_LIB_TEST_GET_PTR_SIZE_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
+ EXPECT_THAT(reply.readInt32(&ptrsize), StatusEq(NO_ERROR));
RecordProperty("TestPtrSize", sizeof(void *));
RecordProperty("ServerPtrSize", sizeof(void *));
}
TEST_F(BinderLibTest, IndirectGetId2)
{
- status_t ret;
int32_t id;
int32_t count;
Parcel data, reply;
@@ -521,22 +516,19 @@
datai.appendTo(&data);
}
- ret = m_server->transact(BINDER_LIB_TEST_INDIRECT_TRANSACTION, data, &reply);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(m_server->transact(BINDER_LIB_TEST_INDIRECT_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
- ret = reply.readInt32(&id);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(reply.readInt32(&id), StatusEq(NO_ERROR));
EXPECT_EQ(0, id);
- ret = reply.readInt32(&count);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(reply.readInt32(&count), StatusEq(NO_ERROR));
EXPECT_EQ(ARRAY_SIZE(serverId), (size_t)count);
for (size_t i = 0; i < (size_t)count; i++) {
BinderLibTestBundle replyi(&reply);
EXPECT_TRUE(replyi.isValid());
- ret = replyi.readInt32(&id);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(replyi.readInt32(&id), StatusEq(NO_ERROR));
EXPECT_EQ(serverId[i], id);
EXPECT_EQ(replyi.dataSize(), replyi.dataPosition());
}
@@ -546,7 +538,6 @@
TEST_F(BinderLibTest, IndirectGetId3)
{
- status_t ret;
int32_t id;
int32_t count;
Parcel data, reply;
@@ -571,15 +562,13 @@
datai.appendTo(&data);
}
- ret = m_server->transact(BINDER_LIB_TEST_INDIRECT_TRANSACTION, data, &reply);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(m_server->transact(BINDER_LIB_TEST_INDIRECT_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
- ret = reply.readInt32(&id);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(reply.readInt32(&id), StatusEq(NO_ERROR));
EXPECT_EQ(0, id);
- ret = reply.readInt32(&count);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(reply.readInt32(&count), StatusEq(NO_ERROR));
EXPECT_EQ(ARRAY_SIZE(serverId), (size_t)count);
for (size_t i = 0; i < (size_t)count; i++) {
@@ -587,18 +576,15 @@
BinderLibTestBundle replyi(&reply);
EXPECT_TRUE(replyi.isValid());
- ret = replyi.readInt32(&id);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(replyi.readInt32(&id), StatusEq(NO_ERROR));
EXPECT_EQ(serverId[i], id);
- ret = replyi.readInt32(&counti);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(replyi.readInt32(&counti), StatusEq(NO_ERROR));
EXPECT_EQ(1, counti);
BinderLibTestBundle replyi2(&replyi);
EXPECT_TRUE(replyi2.isValid());
- ret = replyi2.readInt32(&id);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(replyi2.readInt32(&id), StatusEq(NO_ERROR));
EXPECT_EQ(0, id);
EXPECT_EQ(replyi2.dataSize(), replyi2.dataPosition());
@@ -610,16 +596,31 @@
TEST_F(BinderLibTest, CallBack)
{
- status_t ret;
Parcel data, reply;
sp<BinderLibTestCallBack> callBack = new BinderLibTestCallBack();
data.writeStrongBinder(callBack);
- ret = m_server->transact(BINDER_LIB_TEST_NOP_CALL_BACK, data, &reply, TF_ONE_WAY);
- EXPECT_EQ(NO_ERROR, ret);
- ret = callBack->waitEvent(5);
- EXPECT_EQ(NO_ERROR, ret);
- ret = callBack->getResult();
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_NOP_CALL_BACK, data, &reply, TF_ONE_WAY),
+ StatusEq(NO_ERROR));
+ EXPECT_THAT(callBack->waitEvent(5), StatusEq(NO_ERROR));
+ EXPECT_THAT(callBack->getResult(), StatusEq(NO_ERROR));
+}
+
+TEST_F(BinderLibTest, NoBinderCallContextGuard) {
+ IPCThreadState::SpGuard spGuard{"NoBinderCallContext"};
+ IPCThreadState::SpGuard *origGuard = IPCThreadState::self()->pushGetCallingSpGuard(&spGuard);
+
+ // yes, this test uses threads, but it's careful and uses fork in addServer
+ EXPECT_DEATH({ IPCThreadState::self()->getCallingPid(); },
+ "In context NoBinderCallContext, getCallingPid does not make sense.");
+
+ IPCThreadState::self()->restoreGetCallingSpGuard(origGuard);
+}
+
+TEST_F(BinderLibTest, BinderCallContextGuard) {
+ sp<IBinder> binder = addServer();
+ Parcel data, reply;
+ EXPECT_THAT(binder->transact(BINDER_LIB_TEST_USE_CALLING_GUARD_TRANSACTION, data, &reply),
+ StatusEq(DEAD_OBJECT));
}
TEST_F(BinderLibTest, AddServer)
@@ -630,7 +631,6 @@
TEST_F(BinderLibTest, DeathNotificationStrongRef)
{
- status_t ret;
sp<IBinder> sbinder;
sp<TestDeathRecipient> testDeathRecipient = new TestDeathRecipient();
@@ -638,20 +638,17 @@
{
sp<IBinder> binder = addServer();
ASSERT_TRUE(binder != nullptr);
- ret = binder->linkToDeath(testDeathRecipient);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(binder->linkToDeath(testDeathRecipient), StatusEq(NO_ERROR));
sbinder = binder;
}
{
Parcel data, reply;
- ret = sbinder->transact(BINDER_LIB_TEST_EXIT_TRANSACTION, data, &reply, TF_ONE_WAY);
- EXPECT_EQ(0, ret);
+ EXPECT_THAT(sbinder->transact(BINDER_LIB_TEST_EXIT_TRANSACTION, data, &reply, TF_ONE_WAY),
+ StatusEq(OK));
}
IPCThreadState::self()->flushCommands();
- ret = testDeathRecipient->waitEvent(5);
- EXPECT_EQ(NO_ERROR, ret);
- ret = sbinder->unlinkToDeath(testDeathRecipient);
- EXPECT_EQ(DEAD_OBJECT, ret);
+ EXPECT_THAT(testDeathRecipient->waitEvent(5), StatusEq(NO_ERROR));
+ EXPECT_THAT(sbinder->unlinkToDeath(testDeathRecipient), StatusEq(DEAD_OBJECT));
}
TEST_F(BinderLibTest, DeathNotificationMultiple)
@@ -674,8 +671,9 @@
callBack[i] = new BinderLibTestCallBack();
data.writeStrongBinder(target);
data.writeStrongBinder(callBack[i]);
- ret = linkedclient[i]->transact(BINDER_LIB_TEST_LINK_DEATH_TRANSACTION, data, &reply, TF_ONE_WAY);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(linkedclient[i]->transact(BINDER_LIB_TEST_LINK_DEATH_TRANSACTION, data,
+ &reply, TF_ONE_WAY),
+ StatusEq(NO_ERROR));
}
{
Parcel data, reply;
@@ -683,8 +681,9 @@
passiveclient[i] = addServer();
ASSERT_TRUE(passiveclient[i] != nullptr);
data.writeStrongBinder(target);
- ret = passiveclient[i]->transact(BINDER_LIB_TEST_ADD_STRONG_REF_TRANSACTION, data, &reply, TF_ONE_WAY);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(passiveclient[i]->transact(BINDER_LIB_TEST_ADD_STRONG_REF_TRANSACTION, data,
+ &reply, TF_ONE_WAY),
+ StatusEq(NO_ERROR));
}
}
{
@@ -694,10 +693,8 @@
}
for (int i = 0; i < clientcount; i++) {
- ret = callBack[i]->waitEvent(5);
- EXPECT_EQ(NO_ERROR, ret);
- ret = callBack[i]->getResult();
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(callBack[i]->waitEvent(5), StatusEq(NO_ERROR));
+ EXPECT_THAT(callBack[i]->getResult(), StatusEq(NO_ERROR));
}
}
@@ -712,8 +709,7 @@
sp<TestDeathRecipient> testDeathRecipient = new TestDeathRecipient();
- ret = target->linkToDeath(testDeathRecipient);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(target->linkToDeath(testDeathRecipient), StatusEq(NO_ERROR));
{
Parcel data, reply;
@@ -750,14 +746,13 @@
callback = new BinderLibTestCallBack();
data.writeStrongBinder(target);
data.writeStrongBinder(callback);
- ret = client->transact(BINDER_LIB_TEST_LINK_DEATH_TRANSACTION, data, &reply, TF_ONE_WAY);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(client->transact(BINDER_LIB_TEST_LINK_DEATH_TRANSACTION, data, &reply,
+ TF_ONE_WAY),
+ StatusEq(NO_ERROR));
}
- ret = callback->waitEvent(5);
- EXPECT_EQ(NO_ERROR, ret);
- ret = callback->getResult();
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(callback->waitEvent(5), StatusEq(NO_ERROR));
+ EXPECT_THAT(callback->getResult(), StatusEq(NO_ERROR));
}
TEST_F(BinderLibTest, PassFile) {
@@ -773,17 +768,14 @@
Parcel data, reply;
uint8_t writebuf[1] = { write_value };
- ret = data.writeFileDescriptor(pipefd[1], true);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(data.writeFileDescriptor(pipefd[1], true), StatusEq(NO_ERROR));
- ret = data.writeInt32(sizeof(writebuf));
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(data.writeInt32(sizeof(writebuf)), StatusEq(NO_ERROR));
- ret = data.write(writebuf, sizeof(writebuf));
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(data.write(writebuf, sizeof(writebuf)), StatusEq(NO_ERROR));
- ret = m_server->transact(BINDER_LIB_TEST_WRITE_FILE_TRANSACTION, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_WRITE_FILE_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
}
ret = read(pipefd[0], buf, sizeof(buf));
@@ -864,11 +856,10 @@
}
TEST_F(BinderLibTest, CheckHandleZeroBinderHighBitsZeroCookie) {
- status_t ret;
Parcel data, reply;
- ret = m_server->transact(BINDER_LIB_TEST_GET_SELF_TRANSACTION, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_GET_SELF_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
const flat_binder_object *fb = reply.readObject(false);
ASSERT_TRUE(fb != nullptr);
@@ -888,8 +879,8 @@
wp<IBinder> keepFreedBinder;
{
Parcel data, reply;
- ret = server->transact(BINDER_LIB_TEST_CREATE_BINDER_TRANSACTION, data, &reply);
- ASSERT_EQ(NO_ERROR, ret);
+ ASSERT_THAT(server->transact(BINDER_LIB_TEST_CREATE_BINDER_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
struct flat_binder_object *freed = (struct flat_binder_object *)(reply.data());
freedHandle = freed->handle;
/* Add a weak ref to the freed binder so the driver does not
@@ -950,7 +941,6 @@
}
TEST_F(BinderLibTest, CheckNoHeaderMappedInUser) {
- status_t ret;
Parcel data, reply;
sp<BinderLibTestCallBack> callBack = new BinderLibTestCallBack();
for (int i = 0; i < 2; i++) {
@@ -964,13 +954,12 @@
datai.appendTo(&data);
}
- ret = m_server->transact(BINDER_LIB_TEST_INDIRECT_TRANSACTION, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(m_server->transact(BINDER_LIB_TEST_INDIRECT_TRANSACTION, data, &reply),
+ StatusEq(NO_ERROR));
}
TEST_F(BinderLibTest, OnewayQueueing)
{
- status_t ret;
Parcel data, data2;
sp<IBinder> pollServer = addPollServer();
@@ -983,25 +972,21 @@
data2.writeStrongBinder(callBack2);
data2.writeInt32(0); // delay in us
- ret = pollServer->transact(BINDER_LIB_TEST_DELAYED_CALL_BACK, data, nullptr, TF_ONE_WAY);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(pollServer->transact(BINDER_LIB_TEST_DELAYED_CALL_BACK, data, nullptr, TF_ONE_WAY),
+ StatusEq(NO_ERROR));
// The delay ensures that this second transaction will end up on the async_todo list
// (for a single-threaded server)
- ret = pollServer->transact(BINDER_LIB_TEST_DELAYED_CALL_BACK, data2, nullptr, TF_ONE_WAY);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(pollServer->transact(BINDER_LIB_TEST_DELAYED_CALL_BACK, data2, nullptr, TF_ONE_WAY),
+ StatusEq(NO_ERROR));
// The server will ensure that the two transactions are handled in the expected order;
// If the ordering is not as expected, an error will be returned through the callbacks.
- ret = callBack->waitEvent(2);
- EXPECT_EQ(NO_ERROR, ret);
- ret = callBack->getResult();
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(callBack->waitEvent(2), StatusEq(NO_ERROR));
+ EXPECT_THAT(callBack->getResult(), StatusEq(NO_ERROR));
- ret = callBack2->waitEvent(2);
- EXPECT_EQ(NO_ERROR, ret);
- ret = callBack2->getResult();
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(callBack2->waitEvent(2), StatusEq(NO_ERROR));
+ EXPECT_THAT(callBack2->getResult(), StatusEq(NO_ERROR));
}
TEST_F(BinderLibTest, WorkSourceUnsetByDefault)
@@ -1120,8 +1105,8 @@
ASSERT_TRUE(server != nullptr);
Parcel data, reply;
- status_t ret = server->transact(BINDER_LIB_TEST_GET_SCHEDULING_POLICY, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(server->transact(BINDER_LIB_TEST_GET_SCHEDULING_POLICY, data, &reply),
+ StatusEq(NO_ERROR));
int policy = reply.readInt32();
int priority = reply.readInt32();
@@ -1140,8 +1125,8 @@
EXPECT_EQ(0, sched_setscheduler(getpid(), SCHED_RR, ¶m));
Parcel data, reply;
- status_t ret = server->transact(BINDER_LIB_TEST_GET_SCHEDULING_POLICY, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(server->transact(BINDER_LIB_TEST_GET_SCHEDULING_POLICY, data, &reply),
+ StatusEq(NO_ERROR));
int policy = reply.readInt32();
int priority = reply.readInt32();
@@ -1158,10 +1143,9 @@
std::vector<uint64_t> const testValue = { std::numeric_limits<uint64_t>::max(), 0, 200 };
data.writeUint64Vector(testValue);
- status_t ret = server->transact(BINDER_LIB_TEST_ECHO_VECTOR, data, &reply);
- EXPECT_EQ(NO_ERROR, ret);
+ EXPECT_THAT(server->transact(BINDER_LIB_TEST_ECHO_VECTOR, data, &reply), StatusEq(NO_ERROR));
std::vector<uint64_t> readValue;
- ret = reply.readUint64Vector(&readValue);
+ EXPECT_THAT(reply.readUint64Vector(&readValue), StatusEq(OK));
EXPECT_EQ(readValue, testValue);
}
@@ -1186,19 +1170,18 @@
memcpy(parcelData, &obj, sizeof(obj));
data.setDataSize(sizeof(obj));
- status_t ret = server->transact(BINDER_LIB_TEST_REJECT_BUF, data, &reply);
// Either the kernel should reject this transaction (if it's correct), but
// if it's not, the server implementation should return an error if it
// finds an object in the received Parcel.
- EXPECT_NE(NO_ERROR, ret);
+ EXPECT_THAT(server->transact(BINDER_LIB_TEST_REJECT_BUF, data, &reply),
+ Not(StatusEq(NO_ERROR)));
}
TEST_F(BinderLibTest, GotSid) {
sp<IBinder> server = addServer();
Parcel data;
- status_t ret = server->transact(BINDER_LIB_TEST_CAN_GET_SID, data, nullptr);
- EXPECT_EQ(OK, ret);
+ EXPECT_THAT(server->transact(BINDER_LIB_TEST_CAN_GET_SID, data, nullptr), StatusEq(OK));
}
class BinderLibTestService : public BBinder
@@ -1298,6 +1281,18 @@
pthread_mutex_unlock(&m_serverWaitMutex);
return ret;
}
+ case BINDER_LIB_TEST_USE_CALLING_GUARD_TRANSACTION: {
+ IPCThreadState::SpGuard spGuard{"GuardInBinderTransaction"};
+ IPCThreadState::SpGuard *origGuard =
+ IPCThreadState::self()->pushGetCallingSpGuard(&spGuard);
+
+ // if the guard works, this should abort
+ (void)IPCThreadState::self()->getCallingPid();
+
+ IPCThreadState::self()->restoreGetCallingSpGuard(origGuard);
+ return NO_ERROR;
+ }
+
case BINDER_LIB_TEST_GETPID:
reply->writeInt32(getpid());
return NO_ERROR;
@@ -1525,6 +1520,11 @@
{
binderLibTestServiceName += String16(binderserversuffix);
+ // Testing to make sure that calls that we are serving can use getCallin*
+ // even though we don't here.
+ IPCThreadState::SpGuard spGuard{"main server thread"};
+ (void)IPCThreadState::self()->pushGetCallingSpGuard(&spGuard);
+
status_t ret;
sp<IServiceManager> sm = defaultServiceManager();
BinderLibTestService* testServicePtr;
diff --git a/libs/binder/tests/binderRpcBenchmark.cpp b/libs/binder/tests/binderRpcBenchmark.cpp
index 7c82226..a457e67 100644
--- a/libs/binder/tests/binderRpcBenchmark.cpp
+++ b/libs/binder/tests/binderRpcBenchmark.cpp
@@ -18,8 +18,8 @@
#include <android-base/logging.h>
#include <benchmark/benchmark.h>
#include <binder/Binder.h>
-#include <binder/RpcConnection.h>
#include <binder/RpcServer.h>
+#include <binder/RpcSession.h>
#include <thread>
@@ -30,8 +30,8 @@
using android::IBinder;
using android::interface_cast;
using android::OK;
-using android::RpcConnection;
using android::RpcServer;
+using android::RpcSession;
using android::sp;
using android::binder::Status;
@@ -46,17 +46,17 @@
}
};
-static sp<RpcConnection> gConnection = RpcConnection::make();
+static sp<RpcSession> gSession = RpcSession::make();
void BM_getRootObject(benchmark::State& state) {
while (state.KeepRunning()) {
- CHECK(gConnection->getRootObject() != nullptr);
+ CHECK(gSession->getRootObject() != nullptr);
}
}
BENCHMARK(BM_getRootObject);
void BM_pingTransaction(benchmark::State& state) {
- sp<IBinder> binder = gConnection->getRootObject();
+ sp<IBinder> binder = gSession->getRootObject();
CHECK(binder != nullptr);
while (state.KeepRunning()) {
@@ -66,7 +66,7 @@
BENCHMARK(BM_pingTransaction);
void BM_repeatString(benchmark::State& state) {
- sp<IBinder> binder = gConnection->getRootObject();
+ sp<IBinder> binder = gSession->getRootObject();
CHECK(binder != nullptr);
sp<IBinderRpcBenchmark> iface = interface_cast<IBinderRpcBenchmark>(binder);
CHECK(iface != nullptr);
@@ -95,7 +95,7 @@
BENCHMARK(BM_repeatString);
void BM_repeatBinder(benchmark::State& state) {
- sp<IBinder> binder = gConnection->getRootObject();
+ sp<IBinder> binder = gSession->getRootObject();
CHECK(binder != nullptr);
sp<IBinderRpcBenchmark> iface = interface_cast<IBinderRpcBenchmark>(binder);
CHECK(iface != nullptr);
@@ -121,21 +121,18 @@
std::thread([addr]() {
sp<RpcServer> server = RpcServer::make();
server->setRootObject(sp<MyBinderRpcBenchmark>::make());
-
server->iUnderstandThisCodeIsExperimentalAndIWillNotUseItInProduction();
-
- sp<RpcConnection> connection = server->addClientConnection();
- CHECK(connection->setupUnixDomainServer(addr.c_str()));
-
- connection->join();
+ CHECK(server->setupUnixDomainServer(addr.c_str()));
+ server->join();
}).detach();
for (size_t tries = 0; tries < 5; tries++) {
usleep(10000);
- if (gConnection->addUnixDomainClient(addr.c_str())) goto success;
+ if (gSession->setupUnixDomainClient(addr.c_str())) goto success;
}
LOG(FATAL) << "Could not connect.";
success:
::benchmark::RunSpecifiedBenchmarks();
+ return 0;
}
diff --git a/libs/binder/tests/binderRpcTest.cpp b/libs/binder/tests/binderRpcTest.cpp
index dd68fdb..3f94df2 100644
--- a/libs/binder/tests/binderRpcTest.cpp
+++ b/libs/binder/tests/binderRpcTest.cpp
@@ -17,15 +17,17 @@
#include <BnBinderRpcSession.h>
#include <BnBinderRpcTest.h>
#include <aidl/IBinderRpcTest.h>
+#include <android-base/file.h>
#include <android-base/logging.h>
#include <android/binder_auto_utils.h>
#include <android/binder_libbinder.h>
#include <binder/Binder.h>
#include <binder/BpBinder.h>
+#include <binder/IPCThreadState.h>
#include <binder/IServiceManager.h>
#include <binder/ProcessState.h>
-#include <binder/RpcConnection.h>
#include <binder/RpcServer.h>
+#include <binder/RpcSession.h>
#include <gtest/gtest.h>
#include <chrono>
@@ -33,14 +35,11 @@
#include <iostream>
#include <thread>
-#ifdef __BIONIC__
-#include <linux/vm_sockets.h>
-#endif //__BIONIC__
-
#include <sys/prctl.h>
#include <unistd.h>
-#include "../RpcState.h" // for debugging
+#include "../RpcState.h" // for debugging
+#include "../vm_sockets.h" // for VMADDR_*
namespace android {
@@ -51,6 +50,19 @@
EXPECT_DEATH(p.markForBinder(sp<BBinder>::make()), "");
}
+TEST(BinderRpc, SetExternalServer) {
+ base::unique_fd sink(TEMP_FAILURE_RETRY(open("/dev/null", O_RDWR)));
+ int sinkFd = sink.get();
+ auto server = RpcServer::make();
+ server->iUnderstandThisCodeIsExperimentalAndIWillNotUseItInProduction();
+ ASSERT_FALSE(server->hasServer());
+ ASSERT_TRUE(server->setupExternalServer(std::move(sink)));
+ ASSERT_TRUE(server->hasServer());
+ base::unique_fd retrieved = server->releaseServer();
+ ASSERT_FALSE(server->hasServer());
+ ASSERT_EQ(sinkFd, retrieved.get());
+}
+
using android::binder::Status;
#define EXPECT_OK(status) \
@@ -77,7 +89,7 @@
class MyBinderRpcTest : public BnBinderRpcTest {
public:
- sp<RpcConnection> connection;
+ wp<RpcServer> server;
Status sendString(const std::string& str) override {
(void)str;
@@ -87,13 +99,20 @@
*strstr = str + str;
return Status::ok();
}
- Status countBinders(int32_t* out) override {
- if (connection == nullptr) {
+ Status countBinders(std::vector<int32_t>* out) override {
+ sp<RpcServer> spServer = server.promote();
+ if (spServer == nullptr) {
return Status::fromExceptionCode(Status::EX_NULL_POINTER);
}
- *out = connection->state()->countBinders();
- if (*out != 1) {
- connection->state()->dump();
+ out->clear();
+ for (auto session : spServer->listSessions()) {
+ size_t count = session->state()->countBinders();
+ if (count != 1) {
+ // this is called when there is only one binder held remaining,
+ // so to aid debugging
+ session->state()->dump();
+ }
+ out->push_back(count);
}
return Status::ok();
}
@@ -173,17 +192,37 @@
_exit(1);
}
}
+ Status useKernelBinderCallingId() override {
+ // this is WRONG! It does not make sense when using RPC binder, and
+ // because it is SO wrong, and so much code calls this, it should abort!
+
+ (void)IPCThreadState::self()->getCallingPid();
+ return Status::ok();
+ }
};
sp<IBinder> MyBinderRpcTest::mHeldBinder;
+class Pipe {
+public:
+ Pipe() { CHECK(android::base::Pipe(&mRead, &mWrite)); }
+ Pipe(Pipe&&) = default;
+ android::base::borrowed_fd readEnd() { return mRead; }
+ android::base::borrowed_fd writeEnd() { return mWrite; }
+
+private:
+ android::base::unique_fd mRead;
+ android::base::unique_fd mWrite;
+};
+
class Process {
public:
- Process(const std::function<void()>& f) {
+ Process(Process&&) = default;
+ Process(const std::function<void(Pipe*)>& f) {
if (0 == (mPid = fork())) {
// racey: assume parent doesn't crash before this is set
prctl(PR_SET_PDEATHSIG, SIGHUP);
- f();
+ f(&mPipe);
}
}
~Process() {
@@ -191,9 +230,11 @@
kill(mPid, SIGKILL);
}
}
+ Pipe* getPipe() { return &mPipe; }
private:
pid_t mPid = 0;
+ Pipe mPipe;
};
static std::string allocateSocketAddress() {
@@ -202,48 +243,63 @@
return temp + "/binderRpcTest_" + std::to_string(id++);
};
-struct ProcessConnection {
+struct ProcessSession {
// reference to process hosting a socket server
Process host;
- // client connection object associated with other process
- sp<RpcConnection> connection;
+ struct SessionInfo {
+ sp<RpcSession> session;
+ sp<IBinder> root;
+ };
- // pre-fetched root object
- sp<IBinder> rootBinder;
+ // client session objects associated with other process
+ // each one represents a separate session
+ std::vector<SessionInfo> sessions;
- // whether connection should be invalidated by end of run
- bool expectInvalid = false;
+ ProcessSession(ProcessSession&&) = default;
+ ~ProcessSession() {
+ for (auto& session : sessions) {
+ session.root = nullptr;
+ }
- ~ProcessConnection() {
- rootBinder = nullptr;
- EXPECT_NE(nullptr, connection);
- EXPECT_NE(nullptr, connection->state());
- EXPECT_EQ(0, connection->state()->countBinders()) << (connection->state()->dump(), "dump:");
+ for (auto& info : sessions) {
+ sp<RpcSession>& session = info.session;
- wp<RpcConnection> weakConnection = connection;
- connection = nullptr;
- EXPECT_EQ(nullptr, weakConnection.promote()) << "Leaked connection";
+ EXPECT_NE(nullptr, session);
+ EXPECT_NE(nullptr, session->state());
+ EXPECT_EQ(0, session->state()->countBinders()) << (session->state()->dump(), "dump:");
+
+ wp<RpcSession> weakSession = session;
+ session = nullptr;
+ EXPECT_EQ(nullptr, weakSession.promote()) << "Leaked session";
+ }
}
};
-// Process connection where the process hosts IBinderRpcTest, the server used
+// Process session where the process hosts IBinderRpcTest, the server used
// for most testing here
-struct BinderRpcTestProcessConnection {
- ProcessConnection proc;
+struct BinderRpcTestProcessSession {
+ ProcessSession proc;
- // pre-fetched root object
+ // pre-fetched root object (for first session)
sp<IBinder> rootBinder;
- // pre-casted root object
+ // pre-casted root object (for first session)
sp<IBinderRpcTest> rootIface;
- ~BinderRpcTestProcessConnection() {
- if (!proc.expectInvalid) {
- int32_t remoteBinders = 0;
- EXPECT_OK(rootIface->countBinders(&remoteBinders));
- // should only be the root binder object, iface
- EXPECT_EQ(remoteBinders, 1);
+ // whether session should be invalidated by end of run
+ bool expectInvalid = false;
+
+ BinderRpcTestProcessSession(BinderRpcTestProcessSession&&) = default;
+ ~BinderRpcTestProcessSession() {
+ if (!expectInvalid) {
+ std::vector<int32_t> remoteCounts;
+ // calling over any sessions counts across all sessions
+ EXPECT_OK(rootIface->countBinders(&remoteCounts));
+ EXPECT_EQ(remoteCounts.size(), proc.sessions.size());
+ for (auto remoteCount : remoteCounts) {
+ EXPECT_EQ(remoteCount, 1);
+ }
}
rootIface = nullptr;
@@ -253,19 +309,15 @@
enum class SocketType {
UNIX,
-#ifdef __BIONIC__
VSOCK,
-#endif // __BIONIC__
INET,
};
static inline std::string PrintSocketType(const testing::TestParamInfo<SocketType>& info) {
switch (info.param) {
case SocketType::UNIX:
return "unix_domain_socket";
-#ifdef __BIONIC__
case SocketType::VSOCK:
return "vm_socket";
-#endif // __BIONIC__
case SocketType::INET:
return "inet_socket";
default:
@@ -277,98 +329,93 @@
public:
// This creates a new process serving an interface on a certain number of
// threads.
- ProcessConnection createRpcTestSocketServerProcess(
- size_t numThreads,
- const std::function<void(const sp<RpcServer>&, const sp<RpcConnection>&)>& configure) {
- CHECK_GT(numThreads, 0);
+ ProcessSession createRpcTestSocketServerProcess(
+ size_t numThreads, size_t numSessions,
+ const std::function<void(const sp<RpcServer>&)>& configure) {
+ CHECK_GE(numSessions, 1) << "Must have at least one session to a server";
SocketType socketType = GetParam();
std::string addr = allocateSocketAddress();
unlink(addr.c_str());
- static unsigned int port = 3456;
- port++;
+ static unsigned int vsockPort = 3456;
+ vsockPort++;
- auto ret = ProcessConnection{
- .host = Process([&] {
+ auto ret = ProcessSession{
+ .host = Process([&](Pipe* pipe) {
sp<RpcServer> server = RpcServer::make();
server->iUnderstandThisCodeIsExperimentalAndIWillNotUseItInProduction();
+ server->setMaxThreads(numThreads);
- // server supporting one client on one socket
- sp<RpcConnection> connection = server->addClientConnection();
+ unsigned int outPort = 0;
switch (socketType) {
case SocketType::UNIX:
- CHECK(connection->setupUnixDomainServer(addr.c_str())) << addr;
+ CHECK(server->setupUnixDomainServer(addr.c_str())) << addr;
break;
-#ifdef __BIONIC__
case SocketType::VSOCK:
- CHECK(connection->setupVsockServer(port));
+ CHECK(server->setupVsockServer(vsockPort));
break;
-#endif // __BIONIC__
- case SocketType::INET:
- CHECK(connection->setupInetServer(port));
+ case SocketType::INET: {
+ CHECK(server->setupInetServer(0, &outPort));
+ CHECK_NE(0, outPort);
break;
+ }
default:
LOG_ALWAYS_FATAL("Unknown socket type");
}
- configure(server, connection);
+ CHECK(android::base::WriteFully(pipe->writeEnd(), &outPort, sizeof(outPort)));
- // accept 'numThreads' connections
- std::vector<std::thread> pool;
- for (size_t i = 0; i + 1 < numThreads; i++) {
- pool.push_back(std::thread([=] { connection->join(); }));
- }
- connection->join();
- for (auto& t : pool) t.join();
+ configure(server);
+
+ server->join();
}),
- .connection = RpcConnection::make(),
};
- // create remainder of connections
- for (size_t i = 0; i < numThreads; i++) {
- for (size_t tries = 0; tries < 5; tries++) {
- usleep(10000);
- switch (socketType) {
- case SocketType::UNIX:
- if (ret.connection->addUnixDomainClient(addr.c_str())) goto success;
- break;
-#ifdef __BIONIC__
- case SocketType::VSOCK:
- if (ret.connection->addVsockClient(VMADDR_CID_LOCAL, port)) goto success;
- break;
-#endif // __BIONIC__
- case SocketType::INET:
- if (ret.connection->addInetClient("127.0.0.1", port)) goto success;
- break;
- default:
- LOG_ALWAYS_FATAL("Unknown socket type");
- }
- }
- LOG_ALWAYS_FATAL("Could not connect");
- success:;
+ // always read socket, so that we have waited for the server to start
+ unsigned int outPort = 0;
+ CHECK(android::base::ReadFully(ret.host.getPipe()->readEnd(), &outPort, sizeof(outPort)));
+ if (socketType == SocketType::INET) {
+ CHECK_NE(0, outPort);
}
- ret.rootBinder = ret.connection->getRootObject();
+ for (size_t i = 0; i < numSessions; i++) {
+ sp<RpcSession> session = RpcSession::make();
+ switch (socketType) {
+ case SocketType::UNIX:
+ if (session->setupUnixDomainClient(addr.c_str())) goto success;
+ break;
+ case SocketType::VSOCK:
+ if (session->setupVsockClient(VMADDR_CID_LOCAL, vsockPort)) goto success;
+ break;
+ case SocketType::INET:
+ if (session->setupInetClient("127.0.0.1", outPort)) goto success;
+ break;
+ default:
+ LOG_ALWAYS_FATAL("Unknown socket type");
+ }
+ LOG_ALWAYS_FATAL("Could not connect");
+ success:
+ ret.sessions.push_back({session, session->getRootObject()});
+ }
return ret;
}
- BinderRpcTestProcessConnection createRpcTestSocketServerProcess(size_t numThreads) {
- BinderRpcTestProcessConnection ret{
- .proc = createRpcTestSocketServerProcess(numThreads,
- [&](const sp<RpcServer>& server,
- const sp<RpcConnection>& connection) {
+ BinderRpcTestProcessSession createRpcTestSocketServerProcess(size_t numThreads,
+ size_t numSessions = 1) {
+ BinderRpcTestProcessSession ret{
+ .proc = createRpcTestSocketServerProcess(numThreads, numSessions,
+ [&](const sp<RpcServer>& server) {
sp<MyBinderRpcTest> service =
new MyBinderRpcTest;
server->setRootObject(service);
- service->connection =
- connection; // for testing only
+ service->server = server;
}),
};
- ret.rootBinder = ret.proc.rootBinder;
+ ret.rootBinder = ret.proc.sessions.at(0).root;
ret.rootIface = interface_cast<IBinderRpcTest>(ret.rootBinder);
return ret;
@@ -376,18 +423,12 @@
};
TEST_P(BinderRpc, RootObjectIsNull) {
- auto proc = createRpcTestSocketServerProcess(1,
- [](const sp<RpcServer>& server,
- const sp<RpcConnection>&) {
- // this is the default, but to be explicit
- server->setRootObject(nullptr);
- });
+ auto proc = createRpcTestSocketServerProcess(1, 1, [](const sp<RpcServer>& server) {
+ // this is the default, but to be explicit
+ server->setRootObject(nullptr);
+ });
- // retrieved by getRootObject when process is created above
- EXPECT_EQ(nullptr, proc.rootBinder);
-
- // make sure we can retrieve it again (process doesn't crash)
- EXPECT_EQ(nullptr, proc.connection->getRootObject());
+ EXPECT_EQ(nullptr, proc.sessions.at(0).root);
}
TEST_P(BinderRpc, Ping) {
@@ -402,6 +443,14 @@
EXPECT_EQ(IBinderRpcTest::descriptor, proc.rootBinder->getInterfaceDescriptor());
}
+TEST_P(BinderRpc, MultipleSessions) {
+ auto proc = createRpcTestSocketServerProcess(1 /*threads*/, 5 /*sessions*/);
+ for (auto session : proc.proc.sessions) {
+ ASSERT_NE(nullptr, session.root);
+ EXPECT_EQ(OK, session.root->pingBinder());
+ }
+}
+
TEST_P(BinderRpc, TransactionsMustBeMarkedRpc) {
auto proc = createRpcTestSocketServerProcess(1);
Parcel data;
@@ -540,7 +589,7 @@
// These are behavioral differences form regular binder, where certain usecases
// aren't supported.
-TEST_P(BinderRpc, CannotMixBindersBetweenUnrelatedSocketConnections) {
+TEST_P(BinderRpc, CannotMixBindersBetweenUnrelatedSocketSessions) {
auto proc1 = createRpcTestSocketServerProcess(1);
auto proc2 = createRpcTestSocketServerProcess(1);
@@ -549,6 +598,15 @@
proc1.rootIface->repeatBinder(proc2.rootBinder, &outBinder).transactionError());
}
+TEST_P(BinderRpc, CannotMixBindersBetweenTwoSessionsToTheSameServer) {
+ auto proc = createRpcTestSocketServerProcess(1 /*threads*/, 2 /*sessions*/);
+
+ sp<IBinder> outBinder;
+ EXPECT_EQ(INVALID_OPERATION,
+ proc.rootIface->repeatBinder(proc.proc.sessions.at(1).root, &outBinder)
+ .transactionError());
+}
+
TEST_P(BinderRpc, CannotSendRegularBinderOverSocketBinder) {
auto proc = createRpcTestSocketServerProcess(1);
@@ -833,10 +891,23 @@
EXPECT_EQ(DEAD_OBJECT, proc.rootIface->die(doDeathCleanup).transactionError())
<< "Do death cleanup: " << doDeathCleanup;
- proc.proc.expectInvalid = true;
+ proc.expectInvalid = true;
}
}
+TEST_P(BinderRpc, UseKernelBinderCallingId) {
+ auto proc = createRpcTestSocketServerProcess(1);
+
+ // we can't allocate IPCThreadState so actually the first time should
+ // succeed :(
+ EXPECT_OK(proc.rootIface->useKernelBinderCallingId());
+
+ // second time! we catch the error :)
+ EXPECT_EQ(DEAD_OBJECT, proc.rootIface->useKernelBinderCallingId().transactionError());
+
+ proc.expectInvalid = true;
+}
+
TEST_P(BinderRpc, WorksWithLibbinderNdkPing) {
auto proc = createRpcTestSocketServerProcess(1);
@@ -884,13 +955,42 @@
INSTANTIATE_TEST_CASE_P(PerSocket, BinderRpc,
::testing::ValuesIn({
SocketType::UNIX,
+// TODO(b/185269356): working on host
#ifdef __BIONIC__
SocketType::VSOCK,
-#endif // __BIONIC__
+#endif
SocketType::INET,
}),
PrintSocketType);
+class BinderRpcServerRootObject : public ::testing::TestWithParam<std::tuple<bool, bool>> {};
+
+TEST_P(BinderRpcServerRootObject, WeakRootObject) {
+ using SetFn = std::function<void(RpcServer*, sp<IBinder>)>;
+ auto setRootObject = [](bool isStrong) -> SetFn {
+ return isStrong ? SetFn(&RpcServer::setRootObject) : SetFn(&RpcServer::setRootObjectWeak);
+ };
+
+ auto server = RpcServer::make();
+ auto [isStrong1, isStrong2] = GetParam();
+ auto binder1 = sp<BBinder>::make();
+ IBinder* binderRaw1 = binder1.get();
+ setRootObject(isStrong1)(server.get(), binder1);
+ EXPECT_EQ(binderRaw1, server->getRootObject());
+ binder1.clear();
+ EXPECT_EQ((isStrong1 ? binderRaw1 : nullptr), server->getRootObject());
+
+ auto binder2 = sp<BBinder>::make();
+ IBinder* binderRaw2 = binder2.get();
+ setRootObject(isStrong2)(server.get(), binder2);
+ EXPECT_EQ(binderRaw2, server->getRootObject());
+ binder2.clear();
+ EXPECT_EQ((isStrong2 ? binderRaw2 : nullptr), server->getRootObject());
+}
+
+INSTANTIATE_TEST_CASE_P(BinderRpc, BinderRpcServerRootObject,
+ ::testing::Combine(::testing::Bool(), ::testing::Bool()));
+
} // namespace android
int main(int argc, char** argv) {
diff --git a/libs/binder/parcel_fuzzer/Android.bp b/libs/binder/tests/parcel_fuzzer/Android.bp
similarity index 100%
rename from libs/binder/parcel_fuzzer/Android.bp
rename to libs/binder/tests/parcel_fuzzer/Android.bp
diff --git a/libs/binder/parcel_fuzzer/binder.cpp b/libs/binder/tests/parcel_fuzzer/binder.cpp
similarity index 100%
rename from libs/binder/parcel_fuzzer/binder.cpp
rename to libs/binder/tests/parcel_fuzzer/binder.cpp
diff --git a/libs/binder/parcel_fuzzer/binder.h b/libs/binder/tests/parcel_fuzzer/binder.h
similarity index 100%
rename from libs/binder/parcel_fuzzer/binder.h
rename to libs/binder/tests/parcel_fuzzer/binder.h
diff --git a/libs/binder/parcel_fuzzer/binder_ndk.cpp b/libs/binder/tests/parcel_fuzzer/binder_ndk.cpp
similarity index 100%
rename from libs/binder/parcel_fuzzer/binder_ndk.cpp
rename to libs/binder/tests/parcel_fuzzer/binder_ndk.cpp
diff --git a/libs/binder/parcel_fuzzer/binder_ndk.h b/libs/binder/tests/parcel_fuzzer/binder_ndk.h
similarity index 97%
rename from libs/binder/parcel_fuzzer/binder_ndk.h
rename to libs/binder/tests/parcel_fuzzer/binder_ndk.h
index e69d9c1..cf24ab9 100644
--- a/libs/binder/parcel_fuzzer/binder_ndk.h
+++ b/libs/binder/tests/parcel_fuzzer/binder_ndk.h
@@ -23,7 +23,7 @@
// libbinder_ndk doesn't export this header which breaks down its API for NDK
// and APEX users, but we need access to it to fuzz.
-#include "../ndk/parcel_internal.h"
+#include "../../ndk/parcel_internal.h"
class NdkParcelAdapter {
public:
diff --git a/libs/binder/parcel_fuzzer/hwbinder.cpp b/libs/binder/tests/parcel_fuzzer/hwbinder.cpp
similarity index 100%
rename from libs/binder/parcel_fuzzer/hwbinder.cpp
rename to libs/binder/tests/parcel_fuzzer/hwbinder.cpp
diff --git a/libs/binder/parcel_fuzzer/hwbinder.h b/libs/binder/tests/parcel_fuzzer/hwbinder.h
similarity index 100%
rename from libs/binder/parcel_fuzzer/hwbinder.h
rename to libs/binder/tests/parcel_fuzzer/hwbinder.h
diff --git a/libs/binder/parcel_fuzzer/include_random_parcel/fuzzbinder/random_fd.h b/libs/binder/tests/parcel_fuzzer/include_random_parcel/fuzzbinder/random_fd.h
similarity index 100%
rename from libs/binder/parcel_fuzzer/include_random_parcel/fuzzbinder/random_fd.h
rename to libs/binder/tests/parcel_fuzzer/include_random_parcel/fuzzbinder/random_fd.h
diff --git a/libs/binder/parcel_fuzzer/include_random_parcel/fuzzbinder/random_parcel.h b/libs/binder/tests/parcel_fuzzer/include_random_parcel/fuzzbinder/random_parcel.h
similarity index 100%
rename from libs/binder/parcel_fuzzer/include_random_parcel/fuzzbinder/random_parcel.h
rename to libs/binder/tests/parcel_fuzzer/include_random_parcel/fuzzbinder/random_parcel.h
diff --git a/libs/binder/parcel_fuzzer/main.cpp b/libs/binder/tests/parcel_fuzzer/main.cpp
similarity index 95%
rename from libs/binder/parcel_fuzzer/main.cpp
rename to libs/binder/tests/parcel_fuzzer/main.cpp
index 332e2ad..a47b753 100644
--- a/libs/binder/parcel_fuzzer/main.cpp
+++ b/libs/binder/tests/parcel_fuzzer/main.cpp
@@ -23,7 +23,7 @@
#include <iostream>
#include <android-base/logging.h>
-#include <binder/RpcConnection.h>
+#include <binder/RpcSession.h>
#include <fuzzbinder/random_parcel.h>
#include <fuzzer/FuzzedDataProvider.h>
@@ -33,7 +33,7 @@
#include <sys/time.h>
using android::fillRandomParcel;
-using android::RpcConnection;
+using android::RpcSession;
using android::sp;
void fillRandomParcel(::android::hardware::Parcel* p, FuzzedDataProvider&& provider) {
@@ -61,9 +61,9 @@
P p;
if constexpr (std::is_same_v<P, android::Parcel>) {
if (provider.ConsumeBool()) {
- auto connection = sp<RpcConnection>::make();
- CHECK(connection->addNullDebuggingClient());
- p.markForRpc(connection);
+ auto session = sp<RpcSession>::make();
+ CHECK(session->addNullDebuggingClient());
+ p.markForRpc(session);
fillRandomParcelData(&p, std::move(provider));
} else {
fillRandomParcel(&p, std::move(provider));
diff --git a/libs/binder/parcel_fuzzer/parcel_fuzzer.h b/libs/binder/tests/parcel_fuzzer/parcel_fuzzer.h
similarity index 100%
rename from libs/binder/parcel_fuzzer/parcel_fuzzer.h
rename to libs/binder/tests/parcel_fuzzer/parcel_fuzzer.h
diff --git a/libs/binder/parcel_fuzzer/random_fd.cpp b/libs/binder/tests/parcel_fuzzer/random_fd.cpp
similarity index 100%
rename from libs/binder/parcel_fuzzer/random_fd.cpp
rename to libs/binder/tests/parcel_fuzzer/random_fd.cpp
diff --git a/libs/binder/parcel_fuzzer/random_parcel.cpp b/libs/binder/tests/parcel_fuzzer/random_parcel.cpp
similarity index 100%
rename from libs/binder/parcel_fuzzer/random_parcel.cpp
rename to libs/binder/tests/parcel_fuzzer/random_parcel.cpp
diff --git a/libs/binder/parcel_fuzzer/util.cpp b/libs/binder/tests/parcel_fuzzer/util.cpp
similarity index 100%
rename from libs/binder/parcel_fuzzer/util.cpp
rename to libs/binder/tests/parcel_fuzzer/util.cpp
diff --git a/libs/binder/parcel_fuzzer/util.h b/libs/binder/tests/parcel_fuzzer/util.h
similarity index 100%
rename from libs/binder/parcel_fuzzer/util.h
rename to libs/binder/tests/parcel_fuzzer/util.h
diff --git a/libs/binder/tests/rpc_fuzzer/Android.bp b/libs/binder/tests/rpc_fuzzer/Android.bp
new file mode 100644
index 0000000..1c75306
--- /dev/null
+++ b/libs/binder/tests/rpc_fuzzer/Android.bp
@@ -0,0 +1,40 @@
+package {
+ // See: http://go/android-license-faq
+ // A large-scale-change added 'default_applicable_licenses' to import
+ // all of the 'license_kinds' from "frameworks_native_license"
+ // to get the below license kinds:
+ // SPDX-license-identifier-Apache-2.0
+ default_applicable_licenses: ["frameworks_native_license"],
+}
+
+cc_fuzz {
+ name: "binder_rpc_fuzzer",
+ host_supported: true,
+
+ fuzz_config: {
+ cc: ["smoreland@google.com"],
+ },
+
+ srcs: [
+ "main.cpp",
+ ],
+ static_libs: [
+ "libbase",
+ "libcutils",
+ "liblog",
+ "libutils",
+ ],
+
+ target: {
+ android: {
+ shared_libs: [
+ "libbinder",
+ ],
+ },
+ host: {
+ static_libs: [
+ "libbinder",
+ ],
+ },
+ },
+}
diff --git a/libs/binder/tests/rpc_fuzzer/main.cpp b/libs/binder/tests/rpc_fuzzer/main.cpp
new file mode 100644
index 0000000..3603ebe
--- /dev/null
+++ b/libs/binder/tests/rpc_fuzzer/main.cpp
@@ -0,0 +1,121 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#include <android-base/file.h>
+#include <android-base/logging.h>
+#include <android-base/unique_fd.h>
+#include <binder/Binder.h>
+#include <binder/Parcel.h>
+#include <binder/RpcServer.h>
+#include <binder/RpcSession.h>
+
+#include <sys/resource.h>
+#include <sys/un.h>
+
+namespace android {
+
+static const std::string kSock = std::string(getenv("TMPDIR") ?: "/tmp") +
+ "/binderRpcFuzzerSocket_" + std::to_string(getpid());
+
+size_t getHardMemoryLimit() {
+ struct rlimit limit;
+ CHECK(0 == getrlimit(RLIMIT_AS, &limit)) << errno;
+ return limit.rlim_max;
+}
+
+void setMemoryLimit(size_t cur, size_t max) {
+ const struct rlimit kLimit = {
+ .rlim_cur = cur,
+ .rlim_max = max,
+ };
+ CHECK(0 == setrlimit(RLIMIT_AS, &kLimit)) << errno;
+}
+
+class SomeBinder : public BBinder {
+ status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags = 0) {
+ (void)flags;
+
+ if ((code & 1) == 0) {
+ sp<IBinder> binder;
+ (void)data.readStrongBinder(&binder);
+ if (binder != nullptr) {
+ (void)binder->pingBinder();
+ }
+ }
+ if ((code & 2) == 0) {
+ (void)data.readInt32();
+ }
+ if ((code & 4) == 0) {
+ (void)reply->writeStrongBinder(sp<BBinder>::make());
+ }
+
+ return OK;
+ }
+};
+
+extern "C" int LLVMFuzzerTestOneInput(const uint8_t* data, size_t size) {
+ if (size > 50000) return 0;
+
+ unlink(kSock.c_str());
+
+ sp<RpcServer> server = RpcServer::make();
+ server->setRootObject(sp<SomeBinder>::make());
+ server->iUnderstandThisCodeIsExperimentalAndIWillNotUseItInProduction();
+ CHECK(server->setupUnixDomainServer(kSock.c_str()));
+
+ static constexpr size_t kMemLimit = 1llu * 1024 * 1024 * 1024;
+ size_t hardLimit = getHardMemoryLimit();
+ setMemoryLimit(std::min(kMemLimit, hardLimit), hardLimit);
+
+ std::thread serverThread([=] { (void)server->acceptOne(); });
+
+ sockaddr_un addr{
+ .sun_family = AF_UNIX,
+ };
+ CHECK_LT(kSock.size(), sizeof(addr.sun_path));
+ memcpy(&addr.sun_path, kSock.c_str(), kSock.size());
+
+ base::unique_fd clientFd(TEMP_FAILURE_RETRY(socket(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0)));
+ CHECK_NE(clientFd.get(), -1);
+ CHECK_EQ(0,
+ TEMP_FAILURE_RETRY(
+ connect(clientFd.get(), reinterpret_cast<sockaddr*>(&addr), sizeof(addr))))
+ << strerror(errno);
+
+ serverThread.join();
+
+ // TODO(b/182938024): fuzz multiple sessions, instead of just one
+
+#if 0
+ // make fuzzer more productive locally by forcing it to create a new session
+ int32_t id = -1;
+ CHECK(base::WriteFully(clientFd, &id, sizeof(id)));
+#endif
+
+ CHECK(base::WriteFully(clientFd, data, size));
+
+ clientFd.reset();
+
+ // TODO(b/185167543): better way to force a server to shutdown
+ while (!server->listSessions().empty() && server->numUninitializedSessions()) {
+ usleep(1);
+ }
+
+ setMemoryLimit(hardLimit, hardLimit);
+
+ return 0;
+}
+
+} // namespace android
diff --git a/libs/binder/tests/fuzzers/Android.bp b/libs/binder/tests/unit_fuzzers/Android.bp
similarity index 100%
rename from libs/binder/tests/fuzzers/Android.bp
rename to libs/binder/tests/unit_fuzzers/Android.bp
diff --git a/libs/binder/tests/fuzzers/BinderFuzz.cpp b/libs/binder/tests/unit_fuzzers/BinderFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/BinderFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/BinderFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/BinderFuzzFunctions.h b/libs/binder/tests/unit_fuzzers/BinderFuzzFunctions.h
similarity index 100%
rename from libs/binder/tests/fuzzers/BinderFuzzFunctions.h
rename to libs/binder/tests/unit_fuzzers/BinderFuzzFunctions.h
diff --git a/libs/binder/tests/fuzzers/BpBinderFuzz.cpp b/libs/binder/tests/unit_fuzzers/BpBinderFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/BpBinderFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/BpBinderFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/BpBinderFuzzFunctions.h b/libs/binder/tests/unit_fuzzers/BpBinderFuzzFunctions.h
similarity index 100%
rename from libs/binder/tests/fuzzers/BpBinderFuzzFunctions.h
rename to libs/binder/tests/unit_fuzzers/BpBinderFuzzFunctions.h
diff --git a/libs/binder/tests/fuzzers/BufferedTextOutputFuzz.cpp b/libs/binder/tests/unit_fuzzers/BufferedTextOutputFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/BufferedTextOutputFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/BufferedTextOutputFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/IBinderFuzzFunctions.h b/libs/binder/tests/unit_fuzzers/IBinderFuzzFunctions.h
similarity index 100%
rename from libs/binder/tests/fuzzers/IBinderFuzzFunctions.h
rename to libs/binder/tests/unit_fuzzers/IBinderFuzzFunctions.h
diff --git a/libs/binder/tests/fuzzers/MemoryDealerFuzz.cpp b/libs/binder/tests/unit_fuzzers/MemoryDealerFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/MemoryDealerFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/MemoryDealerFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/PersistableBundleFuzz.cpp b/libs/binder/tests/unit_fuzzers/PersistableBundleFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/PersistableBundleFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/PersistableBundleFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/PersistableBundleFuzzFunctions.h b/libs/binder/tests/unit_fuzzers/PersistableBundleFuzzFunctions.h
similarity index 100%
rename from libs/binder/tests/fuzzers/PersistableBundleFuzzFunctions.h
rename to libs/binder/tests/unit_fuzzers/PersistableBundleFuzzFunctions.h
diff --git a/libs/binder/tests/fuzzers/StabilityFuzz.cpp b/libs/binder/tests/unit_fuzzers/StabilityFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/StabilityFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/StabilityFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/StabilityFuzzFunctions.h b/libs/binder/tests/unit_fuzzers/StabilityFuzzFunctions.h
similarity index 100%
rename from libs/binder/tests/fuzzers/StabilityFuzzFunctions.h
rename to libs/binder/tests/unit_fuzzers/StabilityFuzzFunctions.h
diff --git a/libs/binder/tests/fuzzers/StatusFuzz.cpp b/libs/binder/tests/unit_fuzzers/StatusFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/StatusFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/StatusFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/StatusFuzzFunctions.h b/libs/binder/tests/unit_fuzzers/StatusFuzzFunctions.h
similarity index 100%
rename from libs/binder/tests/fuzzers/StatusFuzzFunctions.h
rename to libs/binder/tests/unit_fuzzers/StatusFuzzFunctions.h
diff --git a/libs/binder/tests/fuzzers/TextOutputFuzz.cpp b/libs/binder/tests/unit_fuzzers/TextOutputFuzz.cpp
similarity index 100%
rename from libs/binder/tests/fuzzers/TextOutputFuzz.cpp
rename to libs/binder/tests/unit_fuzzers/TextOutputFuzz.cpp
diff --git a/libs/binder/tests/fuzzers/commonFuzzHelpers.h b/libs/binder/tests/unit_fuzzers/commonFuzzHelpers.h
similarity index 100%
rename from libs/binder/tests/fuzzers/commonFuzzHelpers.h
rename to libs/binder/tests/unit_fuzzers/commonFuzzHelpers.h
diff --git a/libs/binder/vm_sockets.h b/libs/binder/vm_sockets.h
new file mode 100644
index 0000000..7d9732b
--- /dev/null
+++ b/libs/binder/vm_sockets.h
@@ -0,0 +1,54 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ *** This header was automatically generated from a Linux kernel header
+ *** of the same name, to make information necessary for userspace to
+ *** call into the kernel available to libc. It contains only constants,
+ *** structures, and macros generated from the original header, and thus,
+ *** contains no copyrightable information.
+ ***
+ *** Copied and modified from bionic/libc/kernel/uapi/linux/vm_sockets.h
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#pragma once
+
+#ifdef __BIONIC__
+#include <linux/vm_sockets.h>
+#else
+
+#ifndef _UAPI_VM_SOCKETS_H
+#define _UAPI_VM_SOCKETS_H
+#define SO_VM_SOCKETS_BUFFER_SIZE 0
+#define SO_VM_SOCKETS_BUFFER_MIN_SIZE 1
+#define SO_VM_SOCKETS_BUFFER_MAX_SIZE 2
+#define SO_VM_SOCKETS_PEER_HOST_VM_ID 3
+#define SO_VM_SOCKETS_TRUSTED 5
+#define SO_VM_SOCKETS_CONNECT_TIMEOUT 6
+#define SO_VM_SOCKETS_NONBLOCK_TXRX 7
+#define VMADDR_CID_ANY (-1U)
+#define VMADDR_PORT_ANY (-1U)
+#define VMADDR_CID_HYPERVISOR 0
+#define VMADDR_CID_LOCAL 1
+#define VMADDR_CID_HOST 2
+#define VM_SOCKETS_INVALID_VERSION (-1U)
+#define VM_SOCKETS_VERSION_EPOCH(_v) (((_v)&0xFF000000) >> 24)
+#define VM_SOCKETS_VERSION_MAJOR(_v) (((_v)&0x00FF0000) >> 16)
+#define VM_SOCKETS_VERSION_MINOR(_v) (((_v)&0x0000FFFF))
+struct sockaddr_vm {
+ sa_family_t svm_family;
+ // NOLINTNEXTLINE(google-runtime-int)
+ unsigned short svm_reserved1;
+ unsigned int svm_port;
+ unsigned int svm_cid;
+ // NOLINTNEXTLINE(google-runtime-int)
+ unsigned char svm_zero[sizeof(struct sockaddr) - sizeof(sa_family_t) - sizeof(unsigned short) -
+ sizeof(unsigned int) - sizeof(unsigned int)];
+};
+#define IOCTL_VM_SOCKETS_GET_LOCAL_CID _IO(7, 0xb9)
+#ifndef AF_VSOCK
+#define AF_VSOCK 40
+#endif
+#endif
+
+#endif
diff --git a/libs/dumputils/dump_utils.cpp b/libs/dumputils/dump_utils.cpp
index 8a82c2a..29c788b 100644
--- a/libs/dumputils/dump_utils.cpp
+++ b/libs/dumputils/dump_utils.cpp
@@ -47,6 +47,7 @@
// Native processes to dump on debuggable builds.
static const char* debuggable_native_processes_to_dump[] = {
+ "/system/bin/keystore2",
"/system/bin/vold",
NULL,
};
diff --git a/libs/gui/BLASTBufferQueue.cpp b/libs/gui/BLASTBufferQueue.cpp
index 3d854c2..08800f7 100644
--- a/libs/gui/BLASTBufferQueue.cpp
+++ b/libs/gui/BLASTBufferQueue.cpp
@@ -213,7 +213,8 @@
// for this is the scale is calculated based on the requested size and buffer size.
// If there's no buffer, the scale will always be 1.
if (mLastBufferInfo.hasBuffer) {
- setMatrix(&t, mLastBufferInfo);
+ t.setDestinationFrame(mSurfaceControl,
+ Rect(0, 0, newSize.getWidth(), newSize.getHeight()));
}
applyTransaction = true;
}
@@ -416,8 +417,8 @@
t->addTransactionCompletedCallback(transactionCallbackThunk, static_cast<void*>(this));
mSurfaceControlsWithPendingCallback.push(mSurfaceControl);
- setMatrix(t, mLastBufferInfo);
- t->setCrop(mSurfaceControl, crop);
+ t->setDestinationFrame(mSurfaceControl, Rect(0, 0, mSize.getWidth(), mSize.getHeight()));
+ t->setBufferCrop(mSurfaceControl, crop);
t->setTransform(mSurfaceControl, bufferItem.mTransform);
t->setTransformToDisplayInverse(mSurfaceControl, bufferItem.mTransformToDisplayInverse);
if (!bufferItem.mIsAutoTimestamp) {
@@ -543,19 +544,6 @@
return mSize != bufferSize;
}
-void BLASTBufferQueue::setMatrix(SurfaceComposerClient::Transaction* t,
- const BufferInfo& bufferInfo) {
- uint32_t bufWidth = bufferInfo.crop.getWidth();
- uint32_t bufHeight = bufferInfo.crop.getHeight();
-
- float sx = mSize.width / static_cast<float>(bufWidth);
- float sy = mSize.height / static_cast<float>(bufHeight);
-
- t->setMatrix(mSurfaceControl, sx, 0, 0, sy);
- // Update position based on crop.
- t->setPosition(mSurfaceControl, bufferInfo.crop.left * sx * -1, bufferInfo.crop.top * sy * -1);
-}
-
void BLASTBufferQueue::setTransactionCompleteCallback(
uint64_t frameNumber, std::function<void(int64_t)>&& transactionCompleteCallback) {
std::lock_guard _lock{mMutex};
@@ -666,12 +654,12 @@
void run() {
std::unique_lock<std::mutex> lock(mMutex);
while (!mDone) {
- mCv.wait(lock);
while (!mRunnables.empty()) {
std::function<void()> runnable = mRunnables.front();
mRunnables.pop_front();
runnable();
}
+ mCv.wait(lock);
}
}
diff --git a/libs/gui/LayerDebugInfo.cpp b/libs/gui/LayerDebugInfo.cpp
index e707684..0827bbe 100644
--- a/libs/gui/LayerDebugInfo.cpp
+++ b/libs/gui/LayerDebugInfo.cpp
@@ -119,9 +119,11 @@
info.mSurfaceDamageRegion.dump(result, "SurfaceDamageRegion");
if (info.mStretchEffect.hasEffect()) {
const auto& se = info.mStretchEffect;
- StringAppendF(&result, " StretchEffect area=[%f, %f, %f, %f] vec=(%f, %f) maxAmount=%f\n",
- se.area.left, se.area.top, se.area.right, se.area.bottom, se.vectorX,
- se.vectorY, se.maxAmount);
+ StringAppendF(&result,
+ " StretchEffect width = %f, height = %f vec=(%f, %f) "
+ "maxAmount=(%f, %f)\n",
+ se.width, se.height,
+ se.vectorX, se.vectorY, se.maxAmountX, se.maxAmountY);
}
StringAppendF(&result, " layerStack=%4d, z=%9d, pos=(%g,%g), size=(%4d,%4d), ",
diff --git a/libs/gui/LayerState.cpp b/libs/gui/LayerState.cpp
index 267db76..e65c721 100644
--- a/libs/gui/LayerState.cpp
+++ b/libs/gui/LayerState.cpp
@@ -64,6 +64,8 @@
fixedTransformHint(ui::Transform::ROT_INVALID),
frameNumber(0),
autoRefresh(false),
+ bufferCrop(Rect::INVALID_RECT),
+ destinationFrame(Rect::INVALID_RECT),
releaseBufferListener(nullptr) {
matrix.dsdx = matrix.dtdy = 1.0f;
matrix.dsdy = matrix.dtdx = 0.0f;
@@ -167,6 +169,7 @@
SAFE_PARCEL(output.write, stretchEffect);
SAFE_PARCEL(output.write, bufferCrop);
+ SAFE_PARCEL(output.write, destinationFrame);
return NO_ERROR;
}
@@ -296,6 +299,7 @@
SAFE_PARCEL(input.read, stretchEffect);
SAFE_PARCEL(input.read, bufferCrop);
+ SAFE_PARCEL(input.read, destinationFrame);
return NO_ERROR;
}
@@ -543,6 +547,10 @@
what |= eBufferCropChanged;
bufferCrop = other.bufferCrop;
}
+ if (other.what & eDestinationFrameChanged) {
+ what |= eDestinationFrameChanged;
+ destinationFrame = other.destinationFrame;
+ }
if ((other.what & what) != other.what) {
ALOGE("Unmerged SurfaceComposer Transaction properties. LayerState::merge needs updating? "
"other.what=0x%" PRIu64 " what=0x%" PRIu64,
diff --git a/libs/gui/SurfaceComposerClient.cpp b/libs/gui/SurfaceComposerClient.cpp
index 808b731..aa93808 100644
--- a/libs/gui/SurfaceComposerClient.cpp
+++ b/libs/gui/SurfaceComposerClient.cpp
@@ -1648,8 +1648,7 @@
}
SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setStretchEffect(
- const sp<SurfaceControl>& sc, float left, float top, float right, float bottom, float vecX,
- float vecY, float maxAmount) {
+ const sp<SurfaceControl>& sc, const StretchEffect& stretchEffect) {
layer_state_t* s = getLayerState(sc);
if (!s) {
mStatus = BAD_INDEX;
@@ -1657,10 +1656,7 @@
}
s->what |= layer_state_t::eStretchChanged;
- s->stretchEffect = StretchEffect{.area = {left, top, right, bottom},
- .vectorX = vecX,
- .vectorY = vecY,
- .maxAmount = maxAmount};
+ s->stretchEffect = stretchEffect;
return *this;
}
@@ -1679,6 +1675,21 @@
return *this;
}
+SurfaceComposerClient::Transaction& SurfaceComposerClient::Transaction::setDestinationFrame(
+ const sp<SurfaceControl>& sc, const Rect& destinationFrame) {
+ layer_state_t* s = getLayerState(sc);
+ if (!s) {
+ mStatus = BAD_INDEX;
+ return *this;
+ }
+
+ s->what |= layer_state_t::eDestinationFrameChanged;
+ s->destinationFrame = destinationFrame;
+
+ registerSurfaceControlForCallback(sc);
+ return *this;
+}
+
// ---------------------------------------------------------------------------
DisplayState& SurfaceComposerClient::Transaction::getDisplayState(const sp<IBinder>& token) {
diff --git a/libs/gui/include/gui/LayerState.h b/libs/gui/include/gui/LayerState.h
index 3947f22..16430b3 100644
--- a/libs/gui/include/gui/LayerState.h
+++ b/libs/gui/include/gui/LayerState.h
@@ -104,7 +104,7 @@
eHasListenerCallbacksChanged = 0x20000000,
eInputInfoChanged = 0x40000000,
eCornerRadiusChanged = 0x80000000,
- /* was eFrameChanged, now available 0x1'00000000, */
+ eDestinationFrameChanged = 0x1'00000000,
eCachedBufferChanged = 0x2'00000000,
eBackgroundColorChanged = 0x4'00000000,
eMetadataChanged = 0x8'00000000,
@@ -228,6 +228,7 @@
StretchEffect stretchEffect;
Rect bufferCrop;
+ Rect destinationFrame;
// Listens to when the buffer is safe to be released. This is used for blast
// layers only. The callback includes a release fence as well as the graphic
diff --git a/libs/gui/include/gui/SurfaceComposerClient.h b/libs/gui/include/gui/SurfaceComposerClient.h
index f3439c4..0940e9d 100644
--- a/libs/gui/include/gui/SurfaceComposerClient.h
+++ b/libs/gui/include/gui/SurfaceComposerClient.h
@@ -538,11 +538,24 @@
// transactions from blocking each other.
Transaction& setApplyToken(const sp<IBinder>& token);
- Transaction& setStretchEffect(const sp<SurfaceControl>& sc, float left, float top,
- float right, float bottom, float vecX, float vecY,
- float maxAmount);
+ /**
+ * Provides the stretch effect configured on a container that the
+ * surface is rendered within.
+ * @param sc target surface the stretch should be applied to
+ * @param stretchEffect the corresponding stretch effect to be applied
+ * to the surface. This can be directly on the surface itself or
+ * configured from a parent of the surface in which case the
+ * StretchEffect provided has parameters mapping the position of
+ * the surface within the container that has the stretch configured
+ * on it
+ * @return The transaction being constructed
+ */
+ Transaction& setStretchEffect(const sp<SurfaceControl>& sc,
+ const StretchEffect& stretchEffect);
Transaction& setBufferCrop(const sp<SurfaceControl>& sc, const Rect& bufferCrop);
+ Transaction& setDestinationFrame(const sp<SurfaceControl>& sc,
+ const Rect& destinationFrame);
status_t setDisplaySurface(const sp<IBinder>& token,
const sp<IGraphicBufferProducer>& bufferProducer);
diff --git a/libs/input/Input.cpp b/libs/input/Input.cpp
index 5600eb3..649a140 100644
--- a/libs/input/Input.cpp
+++ b/libs/input/Input.cpp
@@ -340,7 +340,8 @@
int32_t flags, int32_t edgeFlags, int32_t metaState,
int32_t buttonState, MotionClassification classification,
const ui::Transform& transform, float xPrecision, float yPrecision,
- float rawXCursorPosition, float rawYCursorPosition, nsecs_t downTime,
+ float rawXCursorPosition, float rawYCursorPosition,
+ int32_t displayWidth, int32_t displayHeight, nsecs_t downTime,
nsecs_t eventTime, size_t pointerCount,
const PointerProperties* pointerProperties,
const PointerCoords* pointerCoords) {
@@ -357,6 +358,8 @@
mYPrecision = yPrecision;
mRawXCursorPosition = rawXCursorPosition;
mRawYCursorPosition = rawYCursorPosition;
+ mDisplayWidth = displayWidth;
+ mDisplayHeight = displayHeight;
mDownTime = downTime;
mPointerProperties.clear();
mPointerProperties.appendArray(pointerProperties, pointerCount);
@@ -380,6 +383,8 @@
mYPrecision = other->mYPrecision;
mRawXCursorPosition = other->mRawXCursorPosition;
mRawYCursorPosition = other->mRawYCursorPosition;
+ mDisplayWidth = other->mDisplayWidth;
+ mDisplayHeight = other->mDisplayHeight;
mDownTime = other->mDownTime;
mPointerProperties = other->mPointerProperties;
@@ -426,7 +431,7 @@
}
float MotionEvent::getRawAxisValue(int32_t axis, size_t pointerIndex) const {
- return getRawPointerCoords(pointerIndex)->getAxisValue(axis);
+ return getHistoricalRawAxisValue(axis, pointerIndex, getHistorySize());
}
float MotionEvent::getAxisValue(int32_t axis, size_t pointerIndex) const {
@@ -440,7 +445,32 @@
float MotionEvent::getHistoricalRawAxisValue(int32_t axis, size_t pointerIndex,
size_t historicalIndex) const {
- return getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getAxisValue(axis);
+ if (axis != AMOTION_EVENT_AXIS_X && axis != AMOTION_EVENT_AXIS_Y) {
+ return getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getAxisValue(axis);
+ }
+ // 0x7 encapsulates all 3 rotations (see ui::Transform::RotationFlags)
+ static const int ALL_ROTATIONS_MASK = 0x7;
+ uint32_t orientation = (mTransform.getOrientation() & ALL_ROTATIONS_MASK);
+ if (orientation == ui::Transform::ROT_0) {
+ return getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getAxisValue(axis);
+ }
+
+ // For compatibility, convert raw coordinates into "oriented screen space". Once app developers
+ // are educated about getRaw, we can consider removing this.
+ vec2 xy = getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getXYValue();
+ const float unrotatedX = xy.x;
+ if (orientation == ui::Transform::ROT_90) {
+ xy.x = mDisplayHeight - xy.y;
+ xy.y = unrotatedX;
+ } else if (orientation == ui::Transform::ROT_180) {
+ xy.x = mDisplayWidth - xy.x;
+ xy.y = mDisplayHeight - xy.y;
+ } else if (orientation == ui::Transform::ROT_270) {
+ xy.x = xy.y;
+ xy.y = mDisplayWidth - unrotatedX;
+ }
+ static_assert(AMOTION_EVENT_AXIS_X == 0 && AMOTION_EVENT_AXIS_Y == 1);
+ return xy[axis];
}
float MotionEvent::getHistoricalAxisValue(int32_t axis, size_t pointerIndex,
@@ -449,19 +479,10 @@
return getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getAxisValue(axis);
}
- float rawX = getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getX();
- float rawY = getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getY();
- vec2 vals = mTransform.transform(rawX, rawY);
-
- switch (axis) {
- case AMOTION_EVENT_AXIS_X:
- return vals.x;
- case AMOTION_EVENT_AXIS_Y:
- return vals.y;
- }
-
- // This should never happen
- return 0;
+ vec2 vals = mTransform.transform(
+ getHistoricalRawPointerCoords(pointerIndex, historicalIndex)->getXYValue());
+ static_assert(AMOTION_EVENT_AXIS_X == 0 && AMOTION_EVENT_AXIS_Y == 1);
+ return vals[axis];
}
ssize_t MotionEvent::findPointerIndex(int32_t pointerId) const {
@@ -548,6 +569,24 @@
}
}
+void MotionEvent::applyTransform(const std::array<float, 9>& matrix) {
+ // Determine how the origin is transformed by the matrix so that we
+ // can transform orientation vectors.
+ vec2 origin = transformPoint(matrix, 0, 0);
+
+ // Apply the transformation to all samples.
+ size_t numSamples = mSamplePointerCoords.size();
+ for (size_t i = 0; i < numSamples; i++) {
+ PointerCoords& c = mSamplePointerCoords.editItemAt(i);
+ float orientation = c.getAxisValue(AMOTION_EVENT_AXIS_ORIENTATION);
+ c.setAxisValue(AMOTION_EVENT_AXIS_ORIENTATION,
+ transformAngle(matrix, orientation, origin.x, origin.y));
+ vec2 xy = transformPoint(matrix, c.getX(), c.getY());
+ c.setAxisValue(AMOTION_EVENT_AXIS_X, xy.x);
+ c.setAxisValue(AMOTION_EVENT_AXIS_Y, xy.y);
+ }
+}
+
#ifdef __linux__
static status_t readFromParcel(ui::Transform& transform, const Parcel& parcel) {
float dsdx, dtdx, tx, dtdy, dsdy, ty;
@@ -606,6 +645,8 @@
mYPrecision = parcel->readFloat();
mRawXCursorPosition = parcel->readFloat();
mRawYCursorPosition = parcel->readFloat();
+ mDisplayWidth = parcel->readInt32();
+ mDisplayHeight = parcel->readInt32();
mDownTime = parcel->readInt64();
mPointerProperties.clear();
@@ -665,6 +706,8 @@
parcel->writeFloat(mYPrecision);
parcel->writeFloat(mRawXCursorPosition);
parcel->writeFloat(mRawYCursorPosition);
+ parcel->writeInt32(mDisplayWidth);
+ parcel->writeInt32(mDisplayHeight);
parcel->writeInt64(mDownTime);
for (size_t i = 0; i < pointerCount; i++) {
diff --git a/libs/input/InputDevice.cpp b/libs/input/InputDevice.cpp
index 31027b6..61d72ad 100644
--- a/libs/input/InputDevice.cpp
+++ b/libs/input/InputDevice.cpp
@@ -87,8 +87,10 @@
// Search system repository.
std::string path;
- // Treblized input device config files will be located /odm/usr or /vendor/usr.
- const char *rootsForPartition[] {"/odm", "/vendor", getenv("ANDROID_ROOT")};
+ // Treblized input device config files will be located /product/usr, /system_ext/usr,
+ // /odm/usr or /vendor/usr.
+ const char* rootsForPartition[]{"/product", "/system_ext", "/odm", "/vendor",
+ getenv("ANDROID_ROOT")};
for (size_t i = 0; i < size(rootsForPartition); i++) {
if (rootsForPartition[i] == nullptr) {
continue;
diff --git a/libs/input/InputTransport.cpp b/libs/input/InputTransport.cpp
index 56a064b..dd1c462 100644
--- a/libs/input/InputTransport.cpp
+++ b/libs/input/InputTransport.cpp
@@ -96,28 +96,42 @@
// --- InputMessage ---
bool InputMessage::isValid(size_t actualSize) const {
- if (size() == actualSize) {
- switch (header.type) {
- case Type::KEY:
- return true;
- case Type::MOTION:
- return body.motion.pointerCount > 0 && body.motion.pointerCount <= MAX_POINTERS;
- case Type::FINISHED:
- return true;
- case Type::FOCUS:
- return true;
- case Type::CAPTURE:
- return true;
- case Type::DRAG:
- return true;
- case Type::TIMELINE:
- const nsecs_t gpuCompletedTime =
- body.timeline.graphicsTimeline[GraphicsTimeline::GPU_COMPLETED_TIME];
- const nsecs_t presentTime =
- body.timeline.graphicsTimeline[GraphicsTimeline::PRESENT_TIME];
- return presentTime > gpuCompletedTime;
+ if (size() != actualSize) {
+ ALOGE("Received message of incorrect size %zu (expected %zu)", actualSize, size());
+ return false;
+ }
+
+ switch (header.type) {
+ case Type::KEY:
+ return true;
+ case Type::MOTION: {
+ const bool valid =
+ body.motion.pointerCount > 0 && body.motion.pointerCount <= MAX_POINTERS;
+ if (!valid) {
+ ALOGE("Received invalid MOTION: pointerCount = %" PRIu32, body.motion.pointerCount);
+ }
+ return valid;
+ }
+ case Type::FINISHED:
+ case Type::FOCUS:
+ case Type::CAPTURE:
+ case Type::DRAG:
+ return true;
+ case Type::TIMELINE: {
+ const nsecs_t gpuCompletedTime =
+ body.timeline.graphicsTimeline[GraphicsTimeline::GPU_COMPLETED_TIME];
+ const nsecs_t presentTime =
+ body.timeline.graphicsTimeline[GraphicsTimeline::PRESENT_TIME];
+ const bool valid = presentTime > gpuCompletedTime;
+ if (!valid) {
+ ALOGE("Received invalid TIMELINE: gpuCompletedTime = %" PRId64
+ " presentTime = %" PRId64,
+ gpuCompletedTime, presentTime);
+ }
+ return valid;
}
}
+ ALOGE("Invalid message type: %" PRIu32, header.type);
return false;
}
@@ -228,6 +242,10 @@
msg->body.motion.xCursorPosition = body.motion.xCursorPosition;
// float yCursorPosition
msg->body.motion.yCursorPosition = body.motion.yCursorPosition;
+ // int32_t displayW
+ msg->body.motion.displayWidth = body.motion.displayWidth;
+ // int32_t displayH
+ msg->body.motion.displayHeight = body.motion.displayHeight;
// uint32_t pointerCount
msg->body.motion.pointerCount = body.motion.pointerCount;
//struct Pointer pointers[MAX_POINTERS]
@@ -400,9 +418,7 @@
}
if (!msg->isValid(nRead)) {
-#if DEBUG_CHANNEL_MESSAGES
- ALOGD("channel '%s' ~ received invalid message", mName.c_str());
-#endif
+ ALOGE("channel '%s' ~ received invalid message of size %zd", mName.c_str(), nRead);
return BAD_VALUE;
}
@@ -517,9 +533,9 @@
std::array<uint8_t, 32> hmac, int32_t action, int32_t actionButton, int32_t flags,
int32_t edgeFlags, int32_t metaState, int32_t buttonState,
MotionClassification classification, const ui::Transform& transform, float xPrecision,
- float yPrecision, float xCursorPosition, float yCursorPosition, nsecs_t downTime,
- nsecs_t eventTime, uint32_t pointerCount, const PointerProperties* pointerProperties,
- const PointerCoords* pointerCoords) {
+ float yPrecision, float xCursorPosition, float yCursorPosition, int32_t displayWidth,
+ int32_t displayHeight, nsecs_t downTime, nsecs_t eventTime, uint32_t pointerCount,
+ const PointerProperties* pointerProperties, const PointerCoords* pointerCoords) {
if (ATRACE_ENABLED()) {
std::string message = StringPrintf(
"publishMotionEvent(inputChannel=%s, action=%" PRId32 ")",
@@ -577,6 +593,8 @@
msg.body.motion.yPrecision = yPrecision;
msg.body.motion.xCursorPosition = xCursorPosition;
msg.body.motion.yCursorPosition = yCursorPosition;
+ msg.body.motion.displayWidth = displayWidth;
+ msg.body.motion.displayHeight = displayHeight;
msg.body.motion.downTime = downTime;
msg.body.motion.eventTime = eventTime;
msg.body.motion.pointerCount = pointerCount;
@@ -1343,6 +1361,7 @@
msg->body.motion.buttonState, msg->body.motion.classification, transform,
msg->body.motion.xPrecision, msg->body.motion.yPrecision,
msg->body.motion.xCursorPosition, msg->body.motion.yCursorPosition,
+ msg->body.motion.displayWidth, msg->body.motion.displayHeight,
msg->body.motion.downTime, msg->body.motion.eventTime, pointerCount,
pointerProperties, pointerCoords);
}
diff --git a/libs/input/tests/Android.bp b/libs/input/tests/Android.bp
index fe8a567..767878b 100644
--- a/libs/input/tests/Android.bp
+++ b/libs/input/tests/Android.bp
@@ -49,8 +49,8 @@
cc_library_static {
name: "StructLayout_test",
srcs: ["StructLayout_test.cpp"],
+ compile_multilib: "both",
cflags: [
- "-O0",
"-Wall",
"-Werror",
"-Wextra",
diff --git a/libs/input/tests/InputEvent_test.cpp b/libs/input/tests/InputEvent_test.cpp
index 601d8da..32b72ba 100644
--- a/libs/input/tests/InputEvent_test.cpp
+++ b/libs/input/tests/InputEvent_test.cpp
@@ -271,6 +271,7 @@
AMOTION_EVENT_EDGE_FLAG_TOP, AMETA_ALT_ON, AMOTION_EVENT_BUTTON_PRIMARY,
MotionClassification::NONE, mTransform, 2.0f, 2.1f,
AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
ARBITRARY_DOWN_TIME, ARBITRARY_EVENT_TIME, 2, pointerProperties,
pointerCoords);
@@ -592,6 +593,7 @@
AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0 /*buttonState*/,
MotionClassification::NONE, identityTransform, 0 /*xPrecision*/,
0 /*yPrecision*/, 3 + RADIUS /*xCursorPosition*/, 2 /*yCursorPosition*/,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
0 /*downTime*/, 0 /*eventTime*/, pointerCount, pointerProperties,
pointerCoords);
float originalRawX = 0 + 3;
@@ -634,6 +636,97 @@
ASSERT_NEAR(originalRawY, event.getRawY(0), 0.001);
}
+MotionEvent createTouchDownEvent(int x, int y, ui::Transform transform) {
+ std::vector<PointerProperties> pointerProperties;
+ pointerProperties.push_back(PointerProperties{/* id */ 0, AMOTION_EVENT_TOOL_TYPE_FINGER});
+ std::vector<PointerCoords> pointerCoords;
+ pointerCoords.emplace_back().clear();
+ pointerCoords.back().setAxisValue(AMOTION_EVENT_AXIS_X, x);
+ pointerCoords.back().setAxisValue(AMOTION_EVENT_AXIS_Y, y);
+ nsecs_t eventTime = systemTime(SYSTEM_TIME_MONOTONIC);
+ MotionEvent event;
+ event.initialize(InputEvent::nextId(), /* deviceId */ 1, AINPUT_SOURCE_TOUCHSCREEN,
+ /* displayId */ 0, INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN,
+ /* actionButton */ 0, /* flags */ 0, /* edgeFlags */ 0, AMETA_NONE,
+ /* buttonState */ 0, MotionClassification::NONE, transform,
+ /* xPrecision */ 0, /* yPrecision */ 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, /* displayWidth */ 400,
+ /* displayHeight */ 800, eventTime, eventTime, pointerCoords.size(),
+ pointerProperties.data(), pointerCoords.data());
+ return event;
+}
+
+TEST_F(MotionEventTest, ApplyTransform) {
+ // Create a rotate-90 transform with an offset (like a window which isn't fullscreen).
+ ui::Transform identity;
+ ui::Transform xform(ui::Transform::ROT_90, 800, 400);
+ xform.set(xform.tx() + 20, xform.ty() + 40);
+ MotionEvent event = createTouchDownEvent(60, 100, xform);
+ ASSERT_EQ(700, event.getRawX(0));
+ ASSERT_EQ(60, event.getRawY(0));
+ ASSERT_NE(event.getRawX(0), event.getX(0));
+ ASSERT_NE(event.getRawY(0), event.getY(0));
+
+ MotionEvent changedEvent = createTouchDownEvent(60, 100, identity);
+ const std::array<float, 9> rowMajor{xform[0][0], xform[1][0], xform[2][0],
+ xform[0][1], xform[1][1], xform[2][1],
+ xform[0][2], xform[1][2], xform[2][2]};
+ changedEvent.applyTransform(rowMajor);
+
+ // transformContent effectively rotates the raw coordinates, so those should now include
+ // both rotation AND offset
+ ASSERT_EQ(720, changedEvent.getRawX(0));
+ ASSERT_EQ(100, changedEvent.getRawY(0));
+
+ // The transformed output should be the same then
+ ASSERT_NEAR(event.getX(0), changedEvent.getX(0), 0.001);
+ ASSERT_NEAR(event.getY(0), changedEvent.getY(0), 0.001);
+}
+
+TEST_F(MotionEventTest, RawCompatTransform) {
+ {
+ // Make sure raw is raw regardless of transform translation.
+ ui::Transform xform;
+ xform.set(20, 40);
+ MotionEvent event = createTouchDownEvent(60, 100, xform);
+ ASSERT_EQ(60, event.getRawX(0));
+ ASSERT_EQ(100, event.getRawY(0));
+ ASSERT_NE(event.getRawX(0), event.getX(0));
+ ASSERT_NE(event.getRawY(0), event.getY(0));
+ }
+
+ // Next check that getRaw contains rotation (for compatibility) but otherwise is still
+ // "Screen-space". The following tests check all 3 rotations.
+ {
+ // Create a rotate-90 transform with an offset (like a window which isn't fullscreen).
+ ui::Transform xform(ui::Transform::ROT_90, 800, 400);
+ xform.set(xform.tx() + 20, xform.ty() + 40);
+ MotionEvent event = createTouchDownEvent(60, 100, xform);
+ ASSERT_EQ(700, event.getRawX(0));
+ ASSERT_EQ(60, event.getRawY(0));
+ ASSERT_NE(event.getRawX(0), event.getX(0));
+ ASSERT_NE(event.getRawY(0), event.getY(0));
+ }
+
+ {
+ // Same as above, but check rotate-180.
+ ui::Transform xform(ui::Transform::ROT_180, 400, 800);
+ xform.set(xform.tx() + 20, xform.ty() + 40);
+ MotionEvent event = createTouchDownEvent(60, 100, xform);
+ ASSERT_EQ(340, event.getRawX(0));
+ ASSERT_EQ(700, event.getRawY(0));
+ }
+
+ {
+ // Same as above, but check rotate-270.
+ ui::Transform xform(ui::Transform::ROT_270, 800, 400);
+ xform.set(xform.tx() + 20, xform.ty() + 40);
+ MotionEvent event = createTouchDownEvent(60, 100, xform);
+ ASSERT_EQ(100, event.getRawX(0));
+ ASSERT_EQ(340, event.getRawY(0));
+ }
+}
+
TEST_F(MotionEventTest, Initialize_SetsClassification) {
std::array<MotionClassification, 3> classifications = {
MotionClassification::NONE,
@@ -657,7 +750,8 @@
DISPLAY_ID, INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN, 0, 0,
AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0, classification,
identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, 0 /*downTime*/, 0 /*eventTime*/,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, 0 /*downTime*/, 0 /*eventTime*/,
pointerCount, pointerProperties, pointerCoords);
ASSERT_EQ(classification, event.getClassification());
}
@@ -678,8 +772,10 @@
event.initialize(InputEvent::nextId(), 0 /*deviceId*/, AINPUT_SOURCE_MOUSE, DISPLAY_ID,
INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN, 0, 0, AMOTION_EVENT_EDGE_FLAG_NONE,
AMETA_NONE, 0, MotionClassification::NONE, identityTransform, 0, 0,
- 280 /*xCursorPosition*/, 540 /*yCursorPosition*/, 0 /*downTime*/,
- 0 /*eventTime*/, pointerCount, pointerProperties, pointerCoords);
+ 280 /*xCursorPosition*/, 540 /*yCursorPosition*/,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ 0 /*downTime*/, 0 /*eventTime*/, pointerCount, pointerProperties,
+ pointerCoords);
event.offsetLocation(20, 60);
ASSERT_EQ(280, event.getRawXCursorPosition());
ASSERT_EQ(540, event.getRawYCursorPosition());
diff --git a/libs/input/tests/InputPublisherAndConsumer_test.cpp b/libs/input/tests/InputPublisherAndConsumer_test.cpp
index 088e00b..a2cfaa1 100644
--- a/libs/input/tests/InputPublisherAndConsumer_test.cpp
+++ b/libs/input/tests/InputPublisherAndConsumer_test.cpp
@@ -162,6 +162,8 @@
constexpr float yPrecision = 0.5;
constexpr float xCursorPosition = 1.3;
constexpr float yCursorPosition = 50.6;
+ constexpr int32_t displayWidth = 1000;
+ constexpr int32_t displayHeight = 2000;
constexpr nsecs_t downTime = 3;
constexpr size_t pointerCount = 3;
constexpr nsecs_t eventTime = 4;
@@ -190,8 +192,9 @@
status = mPublisher->publishMotionEvent(seq, eventId, deviceId, source, displayId, hmac, action,
actionButton, flags, edgeFlags, metaState, buttonState,
classification, transform, xPrecision, yPrecision,
- xCursorPosition, yCursorPosition, downTime, eventTime,
- pointerCount, pointerProperties, pointerCoords);
+ xCursorPosition, yCursorPosition, displayWidth,
+ displayHeight, downTime, eventTime, pointerCount,
+ pointerProperties, pointerCoords);
ASSERT_EQ(OK, status)
<< "publisher publishMotionEvent should return OK";
@@ -228,6 +231,8 @@
EXPECT_EQ(yCursorPosition, motionEvent->getRawYCursorPosition());
EXPECT_EQ(xCursorPosition * xScale + xOffset, motionEvent->getXCursorPosition());
EXPECT_EQ(yCursorPosition * yScale + yOffset, motionEvent->getYCursorPosition());
+ EXPECT_EQ(displayWidth, motionEvent->getDisplaySize().x);
+ EXPECT_EQ(displayHeight, motionEvent->getDisplaySize().y);
EXPECT_EQ(downTime, motionEvent->getDownTime());
EXPECT_EQ(eventTime, motionEvent->getEventTime());
EXPECT_EQ(pointerCount, motionEvent->getPointerCount());
@@ -455,7 +460,7 @@
status = mPublisher->publishMotionEvent(0, InputEvent::nextId(), 0, 0, 0, INVALID_HMAC, 0, 0, 0,
0, 0, 0, MotionClassification::NONE, identityTransform,
0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0, 0, 0,
pointerCount, pointerProperties, pointerCoords);
ASSERT_EQ(BAD_VALUE, status)
<< "publisher publishMotionEvent should return BAD_VALUE";
@@ -471,7 +476,7 @@
status = mPublisher->publishMotionEvent(1, InputEvent::nextId(), 0, 0, 0, INVALID_HMAC, 0, 0, 0,
0, 0, 0, MotionClassification::NONE, identityTransform,
0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0, 0, 0,
pointerCount, pointerProperties, pointerCoords);
ASSERT_EQ(BAD_VALUE, status)
<< "publisher publishMotionEvent should return BAD_VALUE";
@@ -492,7 +497,7 @@
status = mPublisher->publishMotionEvent(1, InputEvent::nextId(), 0, 0, 0, INVALID_HMAC, 0, 0, 0,
0, 0, 0, MotionClassification::NONE, identityTransform,
0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, 0, 0, 0, 0,
pointerCount, pointerProperties, pointerCoords);
ASSERT_EQ(BAD_VALUE, status)
<< "publisher publishMotionEvent should return BAD_VALUE";
diff --git a/libs/input/tests/StructLayout_test.cpp b/libs/input/tests/StructLayout_test.cpp
index 585779e..5861d55 100644
--- a/libs/input/tests/StructLayout_test.cpp
+++ b/libs/input/tests/StructLayout_test.cpp
@@ -74,9 +74,11 @@
CHECK_OFFSET(InputMessage::Body::Motion, yPrecision, 124);
CHECK_OFFSET(InputMessage::Body::Motion, xCursorPosition, 128);
CHECK_OFFSET(InputMessage::Body::Motion, yCursorPosition, 132);
- CHECK_OFFSET(InputMessage::Body::Motion, pointerCount, 136);
- CHECK_OFFSET(InputMessage::Body::Motion, empty3, 140);
- CHECK_OFFSET(InputMessage::Body::Motion, pointers, 144);
+ CHECK_OFFSET(InputMessage::Body::Motion, displayWidth, 136);
+ CHECK_OFFSET(InputMessage::Body::Motion, displayHeight, 140);
+ CHECK_OFFSET(InputMessage::Body::Motion, pointerCount, 144);
+ CHECK_OFFSET(InputMessage::Body::Motion, empty3, 148);
+ CHECK_OFFSET(InputMessage::Body::Motion, pointers, 152);
CHECK_OFFSET(InputMessage::Body::Focus, eventId, 0);
CHECK_OFFSET(InputMessage::Body::Focus, hasFocus, 4);
diff --git a/libs/input/tests/VelocityTracker_test.cpp b/libs/input/tests/VelocityTracker_test.cpp
index d049d05..aefc2ec 100644
--- a/libs/input/tests/VelocityTracker_test.cpp
+++ b/libs/input/tests/VelocityTracker_test.cpp
@@ -183,7 +183,8 @@
AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0 /*buttonState*/,
MotionClassification::NONE, identityTransform, 0 /*xPrecision*/,
0 /*yPrecision*/, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, 0 /*downTime*/,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, 0 /*downTime*/,
entry.eventTime.count(), pointerCount, properties, coords);
events.emplace_back(event);
diff --git a/libs/input/tests/VerifiedInputEvent_test.cpp b/libs/input/tests/VerifiedInputEvent_test.cpp
index 36f87b8..f79098c 100644
--- a/libs/input/tests/VerifiedInputEvent_test.cpp
+++ b/libs/input/tests/VerifiedInputEvent_test.cpp
@@ -46,8 +46,10 @@
INVALID_HMAC, AMOTION_EVENT_ACTION_DOWN, 0 /*actionButton*/, flags,
AMOTION_EVENT_EDGE_FLAG_NONE, AMETA_NONE, 0 /*buttonState*/,
MotionClassification::NONE, transform, 0.1 /*xPrecision*/, 0.2 /*yPrecision*/,
- 280 /*xCursorPosition*/, 540 /*yCursorPosition*/, 100 /*downTime*/,
- 200 /*eventTime*/, pointerCount, pointerProperties, pointerCoords);
+ 280 /*xCursorPosition*/, 540 /*yCursorPosition*/,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ 100 /*downTime*/, 200 /*eventTime*/, pointerCount, pointerProperties,
+ pointerCoords);
return event;
}
diff --git a/libs/nativewindow/include/android/native_window.h b/libs/nativewindow/include/android/native_window.h
index 3865ba5..f0e1c4d 100644
--- a/libs/nativewindow/include/android/native_window.h
+++ b/libs/nativewindow/include/android/native_window.h
@@ -300,6 +300,9 @@
* this ANativeWindow is consumed by something other than the system compositor,
* e.g. a media codec, this call has no effect.
*
+ * You can register for changes in the refresh rate using
+ * \a AChoreographer_registerRefreshRateCallback.
+ *
* Available since API level 31.
*
* \param window pointer to an ANativeWindow object.
diff --git a/libs/permission/Android.bp b/libs/permission/Android.bp
index a5712b3..3243a6b 100644
--- a/libs/permission/Android.bp
+++ b/libs/permission/Android.bp
@@ -7,17 +7,43 @@
default_applicable_licenses: ["frameworks_native_license"],
}
+aidl_interface {
+ name: "framework-permission-aidl",
+ unstable: true,
+ local_include_dir: "aidl",
+ backend: {
+ ndk: {
+ enabled: false
+ }
+ },
+ srcs: [
+ "aidl/android/content/AttributionSourceState.aidl",
+ "aidl/android/permission/IPermissionChecker.aidl",
+ ],
+}
+
cc_library_shared {
name: "libpermission",
+ cflags: [
+ "-Wall",
+ "-Wextra",
+ "-Werror",
+ ],
srcs: [
"AppOpsManager.cpp",
"IAppOpsCallback.cpp",
"IAppOpsService.cpp",
+ "android/permission/PermissionChecker.cpp",
],
export_include_dirs: ["include"],
shared_libs: [
- "libbinder",
- "liblog",
"libutils",
+ "libbinder",
+ "libcutils",
+ "liblog",
],
+ static_libs: [
+ "framework-permission-aidl-cpp",
+ ],
+ export_static_lib_headers: ["framework-permission-aidl-cpp"],
}
diff --git a/libs/permission/aidl/android/content/AttributionSourceState.aidl b/libs/permission/aidl/android/content/AttributionSourceState.aidl
new file mode 100644
index 0000000..b6e54bf
--- /dev/null
+++ b/libs/permission/aidl/android/content/AttributionSourceState.aidl
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.content;
+
+/**
+ * Payload for the {@link AttributionSource} class needed to interoperate
+ * with different languages.
+ *
+ * {@hide}
+ */
+parcelable AttributionSourceState {
+ /** The UID that is accessing the permission protected data. */
+ int uid;
+ /** The package that is accessing the permission protected data. */
+ @nullable @utf8InCpp String packageName;
+ /** The attribution tag of the app accessing the permission protected data. */
+ @nullable @utf8InCpp String attributionTag;
+ /** Unique token for that source. */
+ @nullable IBinder token;
+ /** Permissions that should be considered revoked regardless if granted. */
+ @nullable @utf8InCpp String[] renouncedPermissions;
+ /** The next app to receive the permission protected data. */
+ // TODO: We use an array as a workaround - the C++ backend doesn't
+ // support referring to the parcelable as it expects ctor/dtor
+ @nullable AttributionSourceState[] next;
+}
diff --git a/libs/permission/aidl/android/permission/IPermissionChecker.aidl b/libs/permission/aidl/android/permission/IPermissionChecker.aidl
new file mode 100644
index 0000000..1f0e32d
--- /dev/null
+++ b/libs/permission/aidl/android/permission/IPermissionChecker.aidl
@@ -0,0 +1,37 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package android.permission;
+
+import android.content.AttributionSourceState;
+
+/**
+ * Interface to communicate directly with the permission checker service.
+ */
+interface IPermissionChecker {
+ const int PERMISSION_GRANTED = 0;
+ const int PERMISSION_SOFT_DENIED = 1;
+ const int PERMISSION_HARD_DENIED = 2;
+
+ int checkPermission(String permission, in AttributionSourceState attributionSource,
+ @nullable String message, boolean forDataDelivery, boolean startDataDelivery,
+ boolean fromDatasource);
+
+ void finishDataDelivery(String op, in AttributionSourceState attributionSource);
+
+ int checkOp(int op, in AttributionSourceState attributionSource,
+ String message, boolean forDataDelivery, boolean startDataDelivery);
+}
diff --git a/libs/permission/android/permission/PermissionChecker.cpp b/libs/permission/android/permission/PermissionChecker.cpp
new file mode 100644
index 0000000..a8083ee
--- /dev/null
+++ b/libs/permission/android/permission/PermissionChecker.cpp
@@ -0,0 +1,114 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include <mutex>
+#include <include/android/permission/PermissionChecker.h>
+#include <binder/Binder.h>
+#include <binder/IServiceManager.h>
+
+#include <utils/SystemClock.h>
+
+#include <sys/types.h>
+#include <private/android_filesystem_config.h>
+
+#ifdef LOG_TAG
+#undef LOG_TAG
+#endif
+#define LOG_TAG "PermissionChecker"
+
+namespace android {
+
+using android::content::AttributionSourceState;
+
+PermissionChecker::PermissionChecker()
+{
+}
+
+sp<IPermissionChecker> PermissionChecker::getService()
+{
+ static String16 permission_checker("permission_checker");
+
+ std::lock_guard<Mutex> scoped_lock(mLock);
+ int64_t startTime = 0;
+ sp<IPermissionChecker> service = mService;
+ while (service == nullptr || !IInterface::asBinder(service)->isBinderAlive()) {
+ sp<IBinder> binder = defaultServiceManager()->checkService(permission_checker);
+ if (binder == nullptr) {
+ // Wait for the permission checker service to come back...
+ if (startTime == 0) {
+ startTime = uptimeMillis();
+ ALOGW("Waiting for permission checker service");
+ } else if ((uptimeMillis() - startTime) > 10000) {
+ ALOGE("Waiting too long for permission checker service, giving up");
+ service = nullptr;
+ break;
+ }
+ sleep(1);
+ } else {
+ mService = interface_cast<IPermissionChecker>(binder);
+ }
+ }
+ return mService;
+}
+
+PermissionChecker::PermissionResult
+ PermissionChecker::checkPermissionForDataDeliveryFromDatasource(
+ const String16& permission, AttributionSourceState& attributionSource,
+ const String16& message)
+{
+ return static_cast<PermissionResult>(checkPermission(permission, attributionSource, message,
+ /*forDataDelivery*/ true, /*startDataDelivery*/ false,/*fromDatasource*/ true));
+}
+
+PermissionChecker::PermissionResult
+ PermissionChecker::checkPermissionForStartDataDeliveryFromDatasource(
+ const String16& permission, AttributionSourceState& attributionSource,
+ const String16& message)
+{
+ return static_cast<PermissionResult>(checkPermission(permission, attributionSource, message,
+ /*forDataDelivery*/ true, /*startDataDelivery*/ true, /*fromDatasource*/ true));
+}
+
+void PermissionChecker::finishDataDelivery(const String16& op,
+ AttributionSourceState& attributionSource)
+{
+ sp<IPermissionChecker> service = getService();
+ if (service != nullptr) {
+ binder::Status status = service->finishDataDelivery(op, attributionSource);
+ if (!status.isOk()) {
+ ALOGE("finishDataDelivery failed: %s", status.exceptionMessage().c_str());
+ }
+ }
+}
+
+int32_t PermissionChecker::checkPermission(const String16& permission,
+ AttributionSourceState& attributionSource, const String16& message,
+ bool forDataDelivery, bool startDataDelivery, bool fromDatasource)
+{
+ sp<IPermissionChecker> service = getService();
+ if (service != nullptr) {
+ int32_t result;
+ binder::Status status = service->checkPermission(permission, attributionSource, message,
+ forDataDelivery, startDataDelivery, fromDatasource, &result);
+ if (status.isOk()) {
+ return result;
+ }
+ ALOGE("checkPermission failed: %s", status.exceptionMessage().c_str());
+ }
+ return PERMISSION_DENIED;
+}
+
+} // namespace android
diff --git a/libs/permission/include/android/permission/PermissionChecker.h b/libs/permission/include/android/permission/PermissionChecker.h
new file mode 100644
index 0000000..20ab51f
--- /dev/null
+++ b/libs/permission/include/android/permission/PermissionChecker.h
@@ -0,0 +1,136 @@
+/*
+ * Copyright (C) 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#pragma once
+
+#include <android/content/AttributionSourceState.h>
+#include <android/permission/IPermissionChecker.h>
+
+#include <utils/threads.h>
+
+#include <optional>
+
+#ifdef __ANDROID_VNDK__
+#error "This header is not visible to vendors"
+#endif
+
+// ---------------------------------------------------------------------------
+namespace android {
+
+using android::content::AttributionSourceState;
+using android::permission::IPermissionChecker;
+
+class PermissionChecker
+{
+public:
+
+ enum PermissionResult {
+
+ /**
+ * The permission is granted.
+ */
+ PERMISSION_GRANTED = IPermissionChecker::PERMISSION_GRANTED,
+
+ /**
+ * The permission is denied. Applicable only to runtime and app op permissions.
+ *
+ * Returned when:
+ * - the runtime permission is granted, but the corresponding app op is denied
+ * for runtime permissions.
+ * - the app ops is ignored for app op permissions.
+ *
+ */
+ PERMISSION_SOFT_DENIED = IPermissionChecker::PERMISSION_SOFT_DENIED,
+
+ /**
+ * The permission is denied.
+ *
+ * Returned when:
+ * - the permission is denied for non app op permissions.
+ * - the app op is denied or app op is AppOpsManager#MODE_DEFAULT and permission is denied.
+ */
+ PERMISSION_HARD_DENIED = IPermissionChecker::PERMISSION_HARD_DENIED
+ };
+
+ PermissionChecker();
+
+ /**
+ * Checks whether a given data access chain described by the given attribution source
+ * has a given permission and whether the app op that corresponds to this permission
+ * is allowed. Call this method if you are the datasource which would not blame you for
+ * access to the data since you are the data. Note that the attribution source chain
+ *
+ * NOTE: The attribution source should be for yourself with its next attribution
+ * source being the app that would receive the data from you.
+ *
+ * NOTE: Use this method only for permission checks at the point where you will deliver
+ * the permission protected data to clients.
+ *
+ * @param permission The permission to check.
+ * @param attributionSource The attribution chain to check.
+ * @param message A message describing the reason the permission was checked.
+ * @return The permission check result which is either PERMISSION_GRANTED,
+ * or PERMISSION_SOFT_DENIED or PERMISSION_HARD_DENIED.
+ */
+ PermissionChecker::PermissionResult checkPermissionForDataDeliveryFromDatasource(
+ const String16& permission, AttributionSourceState& attributionSource,
+ const String16& message);
+
+ /**
+ * Checks whether a given data access chain described by the given attribution source
+ * has a given permission and whether the app op that corresponds to this permission
+ * is allowed. The app ops are also marked as started. This is useful for long running
+ * permissions like camera and microphone.
+ *
+ * NOTE: The attribution source should be for yourself with its next attribution
+ * source being the app that would receive the data from you.
+ *
+ * NOTE: Use this method only for permission checks at the point where you will deliver
+ * the permission protected data to clients.
+ *
+ * @param permission The permission to check.
+ * @param attributionSource The attribution chain to check.
+ * @param message A message describing the reason the permission was checked.
+ * @return The permission check result which is either PERMISSION_GRANTED,
+ * or PERMISSION_SOFT_DENIED or PERMISSION_HARD_DENIED.
+ */
+ PermissionResult checkPermissionForStartDataDeliveryFromDatasource(
+ const String16& permission, AttributionSourceState& attributionSource,
+ const String16& message);
+
+ /**
+ * Finishes an ongoing op for data access chain described by the given
+ * attribution source.
+ *
+ * @param op The op to finish.
+ * @param attributionSource The attribution chain for which to finish data delivery.
+ */
+ void finishDataDelivery(const String16& op, AttributionSourceState& attributionSource);
+
+private:
+ Mutex mLock;
+ sp<IPermissionChecker> mService;
+ sp<IPermissionChecker> getService();
+
+ int32_t checkPermission(const String16& permission, AttributionSourceState& attributionSource,
+ const String16& message, bool forDataDelivery, bool startDataDelivery,
+ bool fromDatasource);
+};
+
+
+} // namespace android
+
+// ---------------------------------------------------------------------------
diff --git a/libs/permission/include/binder/AppOpsManager.h b/libs/permission/include/binder/AppOpsManager.h
index c048cbe..e3d705f 100644
--- a/libs/permission/include/binder/AppOpsManager.h
+++ b/libs/permission/include/binder/AppOpsManager.h
@@ -146,7 +146,8 @@
OP_UWB_RANGING = 112,
OP_ACTIVITY_RECOGNITION_SOURCE = 113,
OP_BLUETOOTH_ADVERTISE = 114,
- _NUM_OP = 115
+ OP_RECORD_INCOMING_PHONE_AUDIO = 115,
+ _NUM_OP = 116
};
AppOpsManager();
diff --git a/libs/renderengine/Android.bp b/libs/renderengine/Android.bp
index f395ab4..570c7bc 100644
--- a/libs/renderengine/Android.bp
+++ b/libs/renderengine/Android.bp
@@ -95,6 +95,7 @@
"skia/debug/SkiaMemoryReporter.cpp",
"skia/filters/BlurFilter.cpp",
"skia/filters/LinearEffect.cpp",
+ "skia/filters/StretchShaderFactory.cpp"
],
}
@@ -117,7 +118,7 @@
include_dirs: [
"external/skia/src/gpu",
],
- whole_static_libs: ["libskia"],
+ whole_static_libs: ["libskia_renderengine"],
lto: {
thin: true,
},
diff --git a/libs/renderengine/gl/GLESRenderEngine.cpp b/libs/renderengine/gl/GLESRenderEngine.cpp
index b5510d9..3c58238 100644
--- a/libs/renderengine/gl/GLESRenderEngine.cpp
+++ b/libs/renderengine/gl/GLESRenderEngine.cpp
@@ -249,7 +249,7 @@
// initialize EGL for the default display
EGLDisplay display = eglGetDisplay(EGL_DEFAULT_DISPLAY);
if (!eglInitialize(display, nullptr, nullptr)) {
- LOG_ALWAYS_FATAL("failed to initialize EGL");
+ LOG_ALWAYS_FATAL("failed to initialize EGL. EGL error=0x%x", eglGetError());
}
const auto eglVersion = eglQueryString(display, EGL_VERSION);
diff --git a/libs/renderengine/include/renderengine/LayerSettings.h b/libs/renderengine/include/renderengine/LayerSettings.h
index 993448d..bfb7465 100644
--- a/libs/renderengine/include/renderengine/LayerSettings.h
+++ b/libs/renderengine/include/renderengine/LayerSettings.h
@@ -221,7 +221,9 @@
lhs.sourceDataspace == rhs.sourceDataspace &&
lhs.colorTransform == rhs.colorTransform &&
lhs.disableBlending == rhs.disableBlending && lhs.shadow == rhs.shadow &&
- lhs.backgroundBlurRadius == rhs.backgroundBlurRadius;
+ lhs.backgroundBlurRadius == rhs.backgroundBlurRadius &&
+ lhs.blurRegionTransform == rhs.blurRegionTransform &&
+ lhs.stretchEffect == rhs.stretchEffect;
}
// Defining PrintTo helps with Google Tests.
@@ -270,6 +272,21 @@
*os << "\n}";
}
+static inline void PrintTo(const StretchEffect& effect, ::std::ostream* os) {
+ *os << "StretchEffect {";
+ *os << "\n .width = " << effect.width;
+ *os << "\n .height = " << effect.height;
+ *os << "\n .vectorX = " << effect.vectorX;
+ *os << "\n .vectorY = " << effect.vectorY;
+ *os << "\n .maxAmountX = " << effect.maxAmountX;
+ *os << "\n .maxAmountY = " << effect.maxAmountY;
+ *os << "\n .mappedLeft = " << effect.mappedChildBounds.left;
+ *os << "\n .mappedTop = " << effect.mappedChildBounds.top;
+ *os << "\n .mappedRight = " << effect.mappedChildBounds.right;
+ *os << "\n .mappedBottom = " << effect.mappedChildBounds.bottom;
+ *os << "\n}";
+}
+
static inline void PrintTo(const LayerSettings& settings, ::std::ostream* os) {
*os << "LayerSettings {";
*os << "\n .geometry = ";
@@ -288,6 +305,8 @@
}
*os << "\n .shadow = ";
PrintTo(settings.shadow, os);
+ *os << "\n .stretchEffect = ";
+ PrintTo(settings.stretchEffect, os);
*os << "\n}";
}
diff --git a/libs/renderengine/skia/Cache.cpp b/libs/renderengine/skia/Cache.cpp
index 58d124a..0eee564 100644
--- a/libs/renderengine/skia/Cache.cpp
+++ b/libs/renderengine/skia/Cache.cpp
@@ -236,63 +236,70 @@
if (previousCount) {
ALOGD("%d Shaders already compiled before Cache::primeShaderCache ran\n", previousCount);
}
- const nsecs_t timeBefore = systemTime();
- // The dimensions should not matter, so long as we draw inside them.
- const Rect displayRect(0, 0, 1080, 2340);
- DisplaySettings display{
- .physicalDisplay = displayRect,
- .clip = displayRect,
- .maxLuminance = 500,
- .outputDataspace = kDestDataSpace,
- };
- const int64_t usage = GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE;
+ // The loop is beneficial for debugging and should otherwise be optimized out by the compiler.
+ // Adding additional bounds to the loop is useful for verifying that the size of the dst buffer
+ // does not impact the shader compilation counts by triggering different behaviors in RE/Skia.
+ for (SkSize bounds : {SkSize::Make(128, 128), /*SkSize::Make(1080, 2340)*/}) {
+ const nsecs_t timeBefore = systemTime();
+ // The dimensions should not matter, so long as we draw inside them.
+ const Rect displayRect(0, 0, bounds.fWidth, bounds.fHeight);
+ DisplaySettings display{
+ .physicalDisplay = displayRect,
+ .clip = displayRect,
+ .maxLuminance = 500,
+ .outputDataspace = kDestDataSpace,
+ };
- sp<GraphicBuffer> dstBuffer =
- new GraphicBuffer(displayRect.width(), displayRect.height(), PIXEL_FORMAT_RGBA_8888, 1,
- usage, "primeShaderCache_dst");
+ const int64_t usage = GRALLOC_USAGE_HW_RENDER | GRALLOC_USAGE_HW_TEXTURE;
- const auto dstTexture = std::make_shared<ExternalTexture>(dstBuffer, *renderengine,
- ExternalTexture::Usage::WRITEABLE);
- // This buffer will be the source for the call to drawImageLayers. Draw
- // something to it as a placeholder for what an app draws. We should draw
- // something, but the details are not important. Make use of the shadow layer drawing step
- // to populate it.
- sp<GraphicBuffer> srcBuffer =
- new GraphicBuffer(displayRect.width(), displayRect.height(), PIXEL_FORMAT_RGBA_8888, 1,
- usage, "drawImageLayer_src");
+ sp<GraphicBuffer> dstBuffer =
+ new GraphicBuffer(displayRect.width(), displayRect.height(), PIXEL_FORMAT_RGBA_8888,
+ 1, usage, "primeShaderCache_dst");
- const auto srcTexture =
- std::make_shared<ExternalTexture>(srcBuffer, *renderengine,
- ExternalTexture::Usage::READABLE |
- ExternalTexture::Usage::WRITEABLE);
+ const auto dstTexture =
+ std::make_shared<ExternalTexture>(dstBuffer, *renderengine,
+ ExternalTexture::Usage::WRITEABLE);
+ // This buffer will be the source for the call to drawImageLayers. Draw
+ // something to it as a placeholder for what an app draws. We should draw
+ // something, but the details are not important. Make use of the shadow layer drawing step
+ // to populate it.
+ sp<GraphicBuffer> srcBuffer =
+ new GraphicBuffer(displayRect.width(), displayRect.height(), PIXEL_FORMAT_RGBA_8888,
+ 1, usage, "drawImageLayer_src");
- drawSolidLayers(renderengine, display, dstTexture);
- drawShadowLayers(renderengine, display, srcTexture);
- drawBlurLayers(renderengine, display, dstTexture);
- // The majority of shaders are related to sampling images.
- drawImageLayers(renderengine, display, dstTexture, srcTexture);
+ const auto srcTexture =
+ std::make_shared<ExternalTexture>(srcBuffer, *renderengine,
+ ExternalTexture::Usage::READABLE |
+ ExternalTexture::Usage::WRITEABLE);
- // should be the same as AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE;
- const int64_t usageExternal = GRALLOC_USAGE_HW_TEXTURE;
+ drawSolidLayers(renderengine, display, dstTexture);
+ drawShadowLayers(renderengine, display, srcTexture);
+ drawBlurLayers(renderengine, display, dstTexture);
+ // The majority of shaders are related to sampling images.
+ drawImageLayers(renderengine, display, dstTexture, srcTexture);
- sp<GraphicBuffer> externalBuffer =
- new GraphicBuffer(displayRect.width(), displayRect.height(), PIXEL_FORMAT_RGBA_8888, 1,
- usageExternal, "primeShaderCache_external");
- const auto externalTexture =
- std::make_shared<ExternalTexture>(externalBuffer, *renderengine,
- ExternalTexture::Usage::READABLE);
- // TODO(b/184665179) doubles number of image shader compilations, but only somewhere
- // between 6 and 8 will occur in real uses.
- drawImageLayers(renderengine, display, dstTexture, externalTexture);
+ // should be the same as AHARDWAREBUFFER_USAGE_GPU_SAMPLED_IMAGE;
+ const int64_t usageExternal = GRALLOC_USAGE_HW_TEXTURE;
- // Draw layers for b/185569240.
- drawTextureScaleLayers(renderengine, display, dstTexture, externalTexture);
+ sp<GraphicBuffer> externalBuffer =
+ new GraphicBuffer(displayRect.width(), displayRect.height(), PIXEL_FORMAT_RGBA_8888,
+ 1, usageExternal, "primeShaderCache_external");
+ const auto externalTexture =
+ std::make_shared<ExternalTexture>(externalBuffer, *renderengine,
+ ExternalTexture::Usage::READABLE);
+ // TODO(b/184665179) doubles number of image shader compilations, but only somewhere
+ // between 6 and 8 will occur in real uses.
+ drawImageLayers(renderengine, display, dstTexture, externalTexture);
- const nsecs_t timeAfter = systemTime();
- const float compileTimeMs = static_cast<float>(timeAfter - timeBefore) / 1.0E6;
- const int shadersCompiled = renderengine->reportShadersCompiled();
- ALOGD("Shader cache generated %d shaders in %f ms\n", shadersCompiled, compileTimeMs);
+ // Draw layers for b/185569240.
+ drawTextureScaleLayers(renderengine, display, dstTexture, externalTexture);
+
+ const nsecs_t timeAfter = systemTime();
+ const float compileTimeMs = static_cast<float>(timeAfter - timeBefore) / 1.0E6;
+ const int shadersCompiled = renderengine->reportShadersCompiled();
+ ALOGD("Shader cache generated %d shaders in %f ms\n", shadersCompiled, compileTimeMs);
+ }
}
} // namespace android::renderengine::skia
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.cpp b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
index 160ffb3..05bbc12 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.cpp
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.cpp
@@ -56,6 +56,7 @@
#include "log/log_main.h"
#include "skia/debug/SkiaCapture.h"
#include "skia/debug/SkiaMemoryReporter.h"
+#include "skia/filters/StretchShaderFactory.h"
#include "system/graphics-base-v1.0.h"
namespace {
@@ -365,6 +366,10 @@
return mProtectedEGLContext != EGL_NO_CONTEXT;
}
+GrDirectContext* SkiaGLRenderEngine::getActiveGrContext() const {
+ return mInProtectedContext ? mProtectedGrContext.get() : mGrContext.get();
+}
+
bool SkiaGLRenderEngine::useProtectedContext(bool useProtectedContext) {
if (useProtectedContext == mInProtectedContext) {
return true;
@@ -372,6 +377,12 @@
if (useProtectedContext && !supportsProtectedContent()) {
return false;
}
+
+ // release any scratch resources before switching into a new mode
+ if (getActiveGrContext()) {
+ getActiveGrContext()->purgeUnlockedResources(true);
+ }
+
const EGLSurface surface =
useProtectedContext ? mProtectedPlaceholderSurface : mPlaceholderSurface;
const EGLContext context = useProtectedContext ? mProtectedEGLContext : mEGLContext;
@@ -379,6 +390,11 @@
if (success) {
mInProtectedContext = useProtectedContext;
+ // given that we are sharing the same thread between two GrContexts we need to
+ // make sure that the thread state is reset when switching between the two.
+ if (getActiveGrContext()) {
+ getActiveGrContext()->resetContext();
+ }
}
return success;
}
@@ -489,18 +505,18 @@
if (mRenderEngineType != RenderEngineType::SKIA_GL_THREADED) {
return;
}
- ATRACE_CALL();
-
- // We need to switch the currently bound context if the buffer is protected but the current
- // context is not. The current state must then be restored after the buffer is cached.
- const bool protectedContextState = mInProtectedContext;
- if (!useProtectedContext(protectedContextState ||
- (buffer->getUsage() & GRALLOC_USAGE_PROTECTED))) {
- ALOGE("Attempting to cache a buffer into a different context than what is currently bound");
+ // we currently don't attempt to map a buffer if the buffer contains protected content
+ // because GPU resources for protected buffers is much more limited.
+ const bool isProtectedBuffer = buffer->getUsage() & GRALLOC_USAGE_PROTECTED;
+ if (isProtectedBuffer) {
return;
}
+ ATRACE_CALL();
- auto grContext = mInProtectedContext ? mProtectedGrContext : mGrContext;
+ // If we were to support caching protected buffers then we will need to switch the currently
+ // bound context if we are not already using the protected context (and subsequently switch
+ // back after the buffer is cached).
+ auto grContext = getActiveGrContext();
auto& cache = mInProtectedContext ? mProtectedTextureCache : mTextureCache;
std::lock_guard<std::mutex> lock(mRenderingMutex);
@@ -508,13 +524,11 @@
if (const auto& iter = cache.find(buffer->getId()); iter == cache.end()) {
std::shared_ptr<AutoBackendTexture::LocalRef> imageTextureRef =
- std::make_shared<AutoBackendTexture::LocalRef>(grContext.get(),
+ std::make_shared<AutoBackendTexture::LocalRef>(grContext,
buffer->toAHardwareBuffer(),
isRenderable);
cache.insert({buffer->getId(), imageTextureRef});
}
- // restore the original state of the protected context if necessary
- useProtectedContext(protectedContextState);
}
void SkiaGLRenderEngine::unmapExternalTextureBuffer(const sp<GraphicBuffer>& buffer) {
@@ -541,14 +555,23 @@
}
}
-sk_sp<SkShader> SkiaGLRenderEngine::createRuntimeEffectShader(sk_sp<SkShader> shader,
- const LayerSettings* layer,
- const DisplaySettings& display,
- bool undoPremultipliedAlpha,
- bool requiresLinearEffect) {
- if (layer->stretchEffect.hasEffect()) {
- // TODO: Implement
+sk_sp<SkShader> SkiaGLRenderEngine::createRuntimeEffectShader(
+ sk_sp<SkShader> shader,
+ const LayerSettings* layer, const DisplaySettings& display, bool undoPremultipliedAlpha,
+ bool requiresLinearEffect) {
+ const auto stretchEffect = layer->stretchEffect;
+ // The given surface will be stretched by HWUI via matrix transformation
+ // which gets similar results for most surfaces
+ // Determine later on if we need to leverage the stertch shader within
+ // surface flinger
+ if (stretchEffect.hasEffect()) {
+ const auto targetBuffer = layer->source.buffer.buffer;
+ const auto graphicBuffer = targetBuffer ? targetBuffer->getBuffer() : nullptr;
+ if (graphicBuffer && shader) {
+ shader = mStretchShaderFactory.createSkShader(shader, stretchEffect);
+ }
}
+
if (requiresLinearEffect) {
const ui::Dataspace inputDataspace =
mUseColorManagement ? layer->sourceDataspace : ui::Dataspace::UNKNOWN;
@@ -638,6 +661,17 @@
int mSaveCount;
};
+static SkRRect getBlurRRect(const BlurRegion& region) {
+ const auto rect = SkRect::MakeLTRB(region.left, region.top, region.right, region.bottom);
+ const SkVector radii[4] = {SkVector::Make(region.cornerRadiusTL, region.cornerRadiusTL),
+ SkVector::Make(region.cornerRadiusTR, region.cornerRadiusTR),
+ SkVector::Make(region.cornerRadiusBR, region.cornerRadiusBR),
+ SkVector::Make(region.cornerRadiusBL, region.cornerRadiusBL)};
+ SkRRect roundedRect;
+ roundedRect.setRectRadii(rect, radii);
+ return roundedRect;
+}
+
status_t SkiaGLRenderEngine::drawLayers(const DisplaySettings& display,
const std::vector<const LayerSettings*>& layers,
const std::shared_ptr<ExternalTexture>& buffer,
@@ -666,7 +700,7 @@
validateOutputBufferUsage(buffer->getBuffer());
- auto grContext = mInProtectedContext ? mProtectedGrContext : mGrContext;
+ auto grContext = getActiveGrContext();
auto& cache = mInProtectedContext ? mProtectedTextureCache : mTextureCache;
std::shared_ptr<AutoBackendTexture::LocalRef> surfaceTextureRef;
@@ -674,7 +708,7 @@
surfaceTextureRef = it->second;
} else {
surfaceTextureRef =
- std::make_shared<AutoBackendTexture::LocalRef>(grContext.get(),
+ std::make_shared<AutoBackendTexture::LocalRef>(grContext,
buffer->getBuffer()
->toAHardwareBuffer(),
true);
@@ -682,8 +716,7 @@
const ui::Dataspace dstDataspace =
mUseColorManagement ? display.outputDataspace : ui::Dataspace::UNKNOWN;
- sk_sp<SkSurface> dstSurface =
- surfaceTextureRef->getOrCreateSurface(dstDataspace, grContext.get());
+ sk_sp<SkSurface> dstSurface = surfaceTextureRef->getOrCreateSurface(dstDataspace, grContext);
SkCanvas* dstCanvas = mCapture->tryCapture(dstSurface.get());
if (dstCanvas == nullptr) {
@@ -813,7 +846,7 @@
// Layers have a local transform that should be applied to them
canvas->concat(getSkM44(layer->geometry.positionTransform).asM33());
- const auto bounds = getSkRect(layer->geometry.boundaries);
+ const auto [bounds, roundRectClip] = getBoundsAndClip(layer);
if (mBlurFilter && layerHasBlur(layer)) {
std::unordered_map<uint32_t, sk_sp<SkImage>> cachedBlurs;
@@ -823,32 +856,40 @@
blurInput = activeSurface->makeImageSnapshot();
}
// rect to be blurred in the coordinate space of blurInput
- const auto blurRect = canvas->getTotalMatrix().mapRect(bounds);
+ const auto blurRect = canvas->getTotalMatrix().mapRect(bounds.rect());
+
+ // if the clip needs to be applied then apply it now and make sure
+ // it is restored before we attempt to draw any shadows.
+ SkAutoCanvasRestore acr(canvas, true);
+ if (!roundRectClip.isEmpty()) {
+ canvas->clipRRect(roundRectClip, true);
+ }
// TODO(b/182216890): Filter out empty layers earlier
if (blurRect.width() > 0 && blurRect.height() > 0) {
if (layer->backgroundBlurRadius > 0) {
ATRACE_NAME("BackgroundBlur");
auto blurredImage =
- mBlurFilter->generate(grContext.get(), layer->backgroundBlurRadius,
- blurInput, blurRect);
+ mBlurFilter->generate(grContext, layer->backgroundBlurRadius, blurInput,
+ blurRect);
cachedBlurs[layer->backgroundBlurRadius] = blurredImage;
- mBlurFilter->drawBlurRegion(canvas, getBlurRegion(layer), blurRect,
- blurredImage, blurInput);
+ mBlurFilter->drawBlurRegion(canvas, bounds, layer->backgroundBlurRadius, 1.0f,
+ blurRect, blurredImage, blurInput);
}
- SkAutoCanvasRestore acr(canvas, true);
+
canvas->concat(getSkM44(layer->blurRegionTransform).asM33());
for (auto region : layer->blurRegions) {
if (cachedBlurs[region.blurRadius] == nullptr) {
ATRACE_NAME("BlurRegion");
cachedBlurs[region.blurRadius] =
- mBlurFilter->generate(grContext.get(), region.blurRadius, blurInput,
+ mBlurFilter->generate(grContext, region.blurRadius, blurInput,
blurRect);
}
- mBlurFilter->drawBlurRegion(canvas, region, blurRect,
+ mBlurFilter->drawBlurRegion(canvas, getBlurRRect(region), region.blurRadius,
+ region.alpha, blurRect,
cachedBlurs[region.blurRadius], blurInput);
}
}
@@ -859,12 +900,9 @@
// TODO(b/175915334): consider relaxing this restriction to enable more flexible
// composition - using a well-defined invalid color is long-term less error-prone.
if (layer->shadow.length > 0) {
- const auto rect = layer->geometry.roundedCornersRadius > 0
- ? getSkRect(layer->geometry.roundedCornersCrop)
- : bounds;
// This would require a new parameter/flag to SkShadowUtils::DrawShadow
LOG_ALWAYS_FATAL_IF(layer->disableBlending, "Cannot disableBlending with a shadow");
- drawShadow(canvas, rect, layer->geometry.roundedCornersRadius, layer->shadow);
+ drawShadow(canvas, bounds, layer->shadow);
continue;
}
@@ -903,7 +941,7 @@
// we didn't find anything in the cache then we intentionally did not cache this
// buffer's resources.
imageTextureRef = std::make_shared<
- AutoBackendTexture::LocalRef>(grContext.get(),
+ AutoBackendTexture::LocalRef>(grContext,
item.buffer->getBuffer()->toAHardwareBuffer(),
false);
}
@@ -912,7 +950,7 @@
imageTextureRef->makeImage(layerDataspace,
item.usePremultipliedAlpha ? kPremul_SkAlphaType
: kUnpremul_SkAlphaType,
- grContext.get());
+ grContext);
auto texMatrix = getSkM44(item.textureTransform).asM33();
// textureTansform was intended to be passed directly into a shader, so when
@@ -928,7 +966,7 @@
// The shader does not respect the translation, so we add it to the texture
// transform for the SkImage. This will make sure that the correct layer contents
// are drawn in the correct part of the screen.
- matrix.postTranslate(layer->geometry.boundaries.left, layer->geometry.boundaries.top);
+ matrix.postTranslate(bounds.rect().fLeft, bounds.rect().fTop);
sk_sp<SkShader> shader;
@@ -990,11 +1028,15 @@
paint.setColorFilter(displayColorTransform);
- if (layer->geometry.roundedCornersRadius > 0) {
+ if (!roundRectClip.isEmpty()) {
+ canvas->clipRRect(roundRectClip, true);
+ }
+
+ if (!bounds.isRect()) {
paint.setAntiAlias(true);
- canvas->drawRRect(getRoundedRect(layer), paint);
+ canvas->drawRRect(bounds, paint);
} else {
- canvas->drawRect(bounds, paint);
+ canvas->drawRect(bounds.rect(), paint);
}
if (kFlushAfterEveryLayer) {
ATRACE_NAME("flush surface");
@@ -1042,25 +1084,76 @@
return SkRect::MakeLTRB(rect.left, rect.top, rect.right, rect.bottom);
}
-inline SkRRect SkiaGLRenderEngine::getRoundedRect(const LayerSettings* layer) {
- const auto rect = getSkRect(layer->geometry.roundedCornersCrop);
+inline std::pair<SkRRect, SkRRect> SkiaGLRenderEngine::getBoundsAndClip(
+ const LayerSettings* layer) {
+ const auto bounds = getSkRect(layer->geometry.boundaries);
+ const auto crop = getSkRect(layer->geometry.roundedCornersCrop);
const auto cornerRadius = layer->geometry.roundedCornersRadius;
- return SkRRect::MakeRectXY(rect, cornerRadius, cornerRadius);
-}
-inline BlurRegion SkiaGLRenderEngine::getBlurRegion(const LayerSettings* layer) {
- const auto rect = getSkRect(layer->geometry.boundaries);
- const auto cornersRadius = layer->geometry.roundedCornersRadius;
- return BlurRegion{.blurRadius = static_cast<uint32_t>(layer->backgroundBlurRadius),
- .cornerRadiusTL = cornersRadius,
- .cornerRadiusTR = cornersRadius,
- .cornerRadiusBL = cornersRadius,
- .cornerRadiusBR = cornersRadius,
- .alpha = 1,
- .left = static_cast<int>(rect.fLeft),
- .top = static_cast<int>(rect.fTop),
- .right = static_cast<int>(rect.fRight),
- .bottom = static_cast<int>(rect.fBottom)};
+ SkRRect clip;
+ if (cornerRadius > 0) {
+ // it the crop and the bounds are equivalent then we don't need a clip
+ if (bounds == crop) {
+ return {SkRRect::MakeRectXY(bounds, cornerRadius, cornerRadius), clip};
+ }
+
+ // This makes an effort to speed up common, simple bounds + clip combinations by
+ // converting them to a single RRect draw. It is possible there are other cases
+ // that can be converted.
+ if (crop.contains(bounds)) {
+ bool intersectionIsRoundRect = true;
+ // check each cropped corner to ensure that it exactly matches the crop or is full
+ SkVector radii[4];
+
+ const auto insetCrop = crop.makeInset(cornerRadius, cornerRadius);
+
+ // compute the UpperLeft corner radius
+ if (bounds.fLeft == crop.fLeft && bounds.fTop == crop.fTop) {
+ radii[0].set(cornerRadius, cornerRadius);
+ } else if (bounds.fLeft > insetCrop.fLeft && bounds.fTop > insetCrop.fTop) {
+ radii[0].set(0, 0);
+ } else {
+ intersectionIsRoundRect = false;
+ }
+ // compute the UpperRight corner radius
+ if (bounds.fRight == crop.fRight && bounds.fTop == crop.fTop) {
+ radii[1].set(cornerRadius, cornerRadius);
+ } else if (bounds.fRight < insetCrop.fRight && bounds.fTop > insetCrop.fTop) {
+ radii[1].set(0, 0);
+ } else {
+ intersectionIsRoundRect = false;
+ }
+ // compute the BottomRight corner radius
+ if (bounds.fRight == crop.fRight && bounds.fBottom == crop.fBottom) {
+ radii[2].set(cornerRadius, cornerRadius);
+ } else if (bounds.fRight < insetCrop.fRight && bounds.fBottom < insetCrop.fBottom) {
+ radii[2].set(0, 0);
+ } else {
+ intersectionIsRoundRect = false;
+ }
+ // compute the BottomLeft corner radius
+ if (bounds.fLeft == crop.fLeft && bounds.fBottom == crop.fBottom) {
+ radii[3].set(cornerRadius, cornerRadius);
+ } else if (bounds.fLeft > insetCrop.fLeft && bounds.fBottom < insetCrop.fBottom) {
+ radii[3].set(0, 0);
+ } else {
+ intersectionIsRoundRect = false;
+ }
+
+ if (intersectionIsRoundRect) {
+ SkRRect intersectionBounds;
+ intersectionBounds.setRectRadii(bounds, radii);
+ return {intersectionBounds, clip};
+ }
+ }
+
+ // we didn't it any of our fast paths so set the clip to the cropRect
+ clip.setRectXY(crop, cornerRadius, cornerRadius);
+ }
+
+ // if we hit this point then we either don't have rounded corners or we are going to rely
+ // on the clip to round the corners for us
+ return {SkRRect::MakeRect(bounds), clip};
}
inline bool SkiaGLRenderEngine::layerHasBlur(const LayerSettings* layer) {
@@ -1090,17 +1183,14 @@
return mGrContext->maxRenderTargetSize();
}
-void SkiaGLRenderEngine::drawShadow(SkCanvas* canvas, const SkRect& casterRect, float cornerRadius,
+void SkiaGLRenderEngine::drawShadow(SkCanvas* canvas, const SkRRect& casterRRect,
const ShadowSettings& settings) {
ATRACE_CALL();
const float casterZ = settings.length / 2.0f;
- const auto shadowShape = cornerRadius > 0
- ? SkPath::RRect(SkRRect::MakeRectXY(casterRect, cornerRadius, cornerRadius))
- : SkPath::Rect(casterRect);
const auto flags =
settings.casterIsTranslucent ? kTransparentOccluder_ShadowFlag : kNone_ShadowFlag;
- SkShadowUtils::DrawShadow(canvas, shadowShape, SkPoint3::Make(0, 0, casterZ),
+ SkShadowUtils::DrawShadow(canvas, SkPath::RRect(casterRRect), SkPoint3::Make(0, 0, casterZ),
getSkPoint3(settings.lightPos), settings.lightRadius,
getSkColor(settings.ambientColor), getSkColor(settings.spotColor),
flags);
@@ -1232,13 +1322,11 @@
const int maxResourceBytes = size.width * size.height * SURFACE_SIZE_MULTIPLIER;
// start by resizing the current context
- auto grContext = mInProtectedContext ? mProtectedGrContext : mGrContext;
- grContext->setResourceCacheLimit(maxResourceBytes);
+ getActiveGrContext()->setResourceCacheLimit(maxResourceBytes);
// if it is possible to switch contexts then we will resize the other context
if (useProtectedContext(!mInProtectedContext)) {
- grContext = mInProtectedContext ? mProtectedGrContext : mGrContext;
- grContext->setResourceCacheLimit(maxResourceBytes);
+ getActiveGrContext()->setResourceCacheLimit(maxResourceBytes);
// reset back to the initial context that was active when this method was called
useProtectedContext(!mInProtectedContext);
}
diff --git a/libs/renderengine/skia/SkiaGLRenderEngine.h b/libs/renderengine/skia/SkiaGLRenderEngine.h
index e71c560..1f528b7 100644
--- a/libs/renderengine/skia/SkiaGLRenderEngine.h
+++ b/libs/renderengine/skia/SkiaGLRenderEngine.h
@@ -39,6 +39,7 @@
#include "debug/SkiaCapture.h"
#include "filters/BlurFilter.h"
#include "filters/LinearEffect.h"
+#include "filters/StretchShaderFactory.h"
namespace android {
namespace renderengine {
@@ -87,21 +88,22 @@
int hwcFormat, Protection protection);
inline SkRect getSkRect(const FloatRect& layer);
inline SkRect getSkRect(const Rect& layer);
- inline SkRRect getRoundedRect(const LayerSettings* layer);
- inline BlurRegion getBlurRegion(const LayerSettings* layer);
+ inline std::pair<SkRRect, SkRRect> getBoundsAndClip(const LayerSettings* layer);
inline bool layerHasBlur(const LayerSettings* layer);
inline SkColor getSkColor(const vec4& color);
inline SkM44 getSkM44(const mat4& matrix);
inline SkPoint3 getSkPoint3(const vec3& vector);
+ inline GrDirectContext* getActiveGrContext() const;
base::unique_fd flush();
bool waitFence(base::unique_fd fenceFd);
void initCanvas(SkCanvas* canvas, const DisplaySettings& display);
- void drawShadow(SkCanvas* canvas, const SkRect& casterRect, float casterCornerRadius,
+ void drawShadow(SkCanvas* canvas, const SkRRect& casterRRect,
const ShadowSettings& shadowSettings);
// If requiresLinearEffect is true or the layer has a stretchEffect a new shader is returned.
// Otherwise it returns the input shader.
- sk_sp<SkShader> createRuntimeEffectShader(sk_sp<SkShader> shader, const LayerSettings* layer,
+ sk_sp<SkShader> createRuntimeEffectShader(sk_sp<SkShader> shader,
+ const LayerSettings* layer,
const DisplaySettings& display,
bool undoPremultipliedAlpha,
bool requiresLinearEffect);
@@ -116,14 +118,21 @@
const PixelFormat mDefaultPixelFormat;
const bool mUseColorManagement;
+ // Identifier used or various mappings of layers to various
+ // textures or shaders
+ using GraphicBufferId = uint64_t;
+
// Number of external holders of ExternalTexture references, per GraphicBuffer ID.
- std::unordered_map<uint64_t, int32_t> mGraphicBufferExternalRefs GUARDED_BY(mRenderingMutex);
- // Cache of GL textures that we'll store per GraphicBuffer ID, sliced by GPU context.
- std::unordered_map<uint64_t, std::shared_ptr<AutoBackendTexture::LocalRef>> mTextureCache
+ std::unordered_map<GraphicBufferId, int32_t> mGraphicBufferExternalRefs
GUARDED_BY(mRenderingMutex);
- std::unordered_map<uint64_t, std::shared_ptr<AutoBackendTexture::LocalRef>>
+ // Cache of GL textures that we'll store per GraphicBuffer ID, sliced by GPU context.
+ std::unordered_map<GraphicBufferId, std::shared_ptr<AutoBackendTexture::LocalRef>> mTextureCache
+ GUARDED_BY(mRenderingMutex);
+ std::unordered_map<GraphicBufferId, std::shared_ptr<AutoBackendTexture::LocalRef>>
mProtectedTextureCache GUARDED_BY(mRenderingMutex);
std::unordered_map<LinearEffect, sk_sp<SkRuntimeEffect>, LinearEffectHasher> mRuntimeEffects;
+
+ StretchShaderFactory mStretchShaderFactory;
// Mutex guarding rendering operations, so that:
// 1. GL operations aren't interleaved, and
// 2. Internal state related to rendering that is potentially modified by
diff --git a/libs/renderengine/skia/debug/record.sh b/libs/renderengine/skia/debug/record.sh
index bc406d9..25c8cef 100755
--- a/libs/renderengine/skia/debug/record.sh
+++ b/libs/renderengine/skia/debug/record.sh
@@ -31,7 +31,7 @@
# give the device time to both record, and starting writing the file.
# Total time needed to write the file depends on how much data was recorded.
# the loop at the end waits for this.
-sleep $(($1 / 1000 + 2));
+sleep $(($1 / 1000 + 4));
# There is no guarantee that at least one frame passed through renderengine during that time
# but as far as I know it always at least writes a 0-byte file with a new name, unless it crashes
@@ -54,7 +54,7 @@
mskp_size=$(adb_filesize "/data/user/$name")
if [[ $mskp_size = "0" ]]; then
- echo "Empty file, probably no RenderEngine activity during recording period."
+ echo "File opened, but remains empty after recording period + wait. Either there was no RenderEngine activity during recording period, or recording process is still working. Check /data/user/$name manually later."
exit 1
fi
diff --git a/libs/renderengine/skia/filters/BlurFilter.cpp b/libs/renderengine/skia/filters/BlurFilter.cpp
index 2028def..4ad6e94 100644
--- a/libs/renderengine/skia/filters/BlurFilter.cpp
+++ b/libs/renderengine/skia/filters/BlurFilter.cpp
@@ -86,8 +86,8 @@
float radiusByPasses = tmpRadius / (float)numberOfPasses;
// create blur surface with the bit depth and colorspace of the original surface
- SkImageInfo scaledInfo = input->imageInfo().makeWH(blurRect.width() * kInputScale,
- blurRect.height() * kInputScale);
+ SkImageInfo scaledInfo = input->imageInfo().makeWH(std::ceil(blurRect.width() * kInputScale),
+ std::ceil(blurRect.height() * kInputScale));
const float stepX = radiusByPasses;
const float stepY = radiusByPasses;
@@ -105,7 +105,7 @@
input->makeShader(SkTileMode::kClamp, SkTileMode::kClamp, linear, blurMatrix);
blurBuilder.uniform("in_blurOffset") = SkV2{stepX * kInputScale, stepY * kInputScale};
blurBuilder.uniform("in_maxSizeXY") =
- SkV2{blurRect.width() * kInputScale - 1, blurRect.height() * kInputScale - 1};
+ SkV2{blurRect.width() * kInputScale, blurRect.height() * kInputScale};
sk_sp<SkImage> tmpBlur(blurBuilder.makeImage(context, nullptr, scaledInfo, false));
@@ -116,7 +116,7 @@
tmpBlur->makeShader(SkTileMode::kClamp, SkTileMode::kClamp, linear);
blurBuilder.uniform("in_blurOffset") = SkV2{stepX * stepScale, stepY * stepScale};
blurBuilder.uniform("in_maxSizeXY") =
- SkV2{blurRect.width() * kInputScale - 1, blurRect.height() * kInputScale - 1};
+ SkV2{blurRect.width() * kInputScale, blurRect.height() * kInputScale};
tmpBlur = blurBuilder.makeImage(context, nullptr, scaledInfo, false);
}
@@ -139,23 +139,21 @@
return matrix;
}
-void BlurFilter::drawBlurRegion(SkCanvas* canvas, const BlurRegion& effectRegion,
+void BlurFilter::drawBlurRegion(SkCanvas* canvas, const SkRRect& effectRegion,
+ const uint32_t blurRadius, const float blurAlpha,
const SkRect& blurRect, sk_sp<SkImage> blurredImage,
sk_sp<SkImage> input) {
ATRACE_CALL();
SkPaint paint;
- paint.setAlphaf(effectRegion.alpha);
- if (effectRegion.alpha == 1.0f) {
- paint.setBlendMode(SkBlendMode::kSrc);
- }
+ paint.setAlphaf(blurAlpha);
const auto blurMatrix = getShaderTransform(canvas, blurRect, kInverseInputScale);
SkSamplingOptions linearSampling(SkFilterMode::kLinear, SkMipmapMode::kNone);
const auto blurShader = blurredImage->makeShader(SkTileMode::kClamp, SkTileMode::kClamp,
linearSampling, &blurMatrix);
- if (effectRegion.blurRadius < kMaxCrossFadeRadius) {
+ if (blurRadius < kMaxCrossFadeRadius) {
// For sampling Skia's API expects the inverse of what logically seems appropriate. In this
// case you might expect the matrix to simply be the canvas matrix.
SkMatrix inputMatrix;
@@ -168,30 +166,21 @@
blurBuilder.child("originalInput") =
input->makeShader(SkTileMode::kClamp, SkTileMode::kClamp, linearSampling,
inputMatrix);
- blurBuilder.uniform("mixFactor") = effectRegion.blurRadius / kMaxCrossFadeRadius;
+ blurBuilder.uniform("mixFactor") = blurRadius / kMaxCrossFadeRadius;
paint.setShader(blurBuilder.makeShader(nullptr, true));
} else {
paint.setShader(blurShader);
}
- // TODO we should AA at least the drawRoundRect which would mean no SRC blending
- // TODO this round rect calculation doesn't match the one used to draw in RenderEngine
- auto rect = SkRect::MakeLTRB(effectRegion.left, effectRegion.top, effectRegion.right,
- effectRegion.bottom);
-
- if (effectRegion.cornerRadiusTL > 0 || effectRegion.cornerRadiusTR > 0 ||
- effectRegion.cornerRadiusBL > 0 || effectRegion.cornerRadiusBR > 0) {
- const SkVector radii[4] =
- {SkVector::Make(effectRegion.cornerRadiusTL, effectRegion.cornerRadiusTL),
- SkVector::Make(effectRegion.cornerRadiusTR, effectRegion.cornerRadiusTR),
- SkVector::Make(effectRegion.cornerRadiusBL, effectRegion.cornerRadiusBL),
- SkVector::Make(effectRegion.cornerRadiusBR, effectRegion.cornerRadiusBR)};
- SkRRect roundedRect;
- roundedRect.setRectRadii(rect, radii);
- canvas->drawRRect(roundedRect, paint);
+ if (effectRegion.isRect()) {
+ if (blurAlpha == 1.0f) {
+ paint.setBlendMode(SkBlendMode::kSrc);
+ }
+ canvas->drawRect(effectRegion.rect(), paint);
} else {
- canvas->drawRect(rect, paint);
+ paint.setAntiAlias(true);
+ canvas->drawRRect(effectRegion, paint);
}
}
diff --git a/libs/renderengine/skia/filters/BlurFilter.h b/libs/renderengine/skia/filters/BlurFilter.h
index 731ba11..a8e6dd7 100644
--- a/libs/renderengine/skia/filters/BlurFilter.h
+++ b/libs/renderengine/skia/filters/BlurFilter.h
@@ -20,7 +20,6 @@
#include <SkImage.h>
#include <SkRuntimeEffect.h>
#include <SkSurface.h>
-#include <ui/BlurRegion.h>
using namespace std;
@@ -52,8 +51,19 @@
sk_sp<SkImage> generate(GrRecordingContext* context, const uint32_t radius,
const sk_sp<SkImage> blurInput, const SkRect& blurRect) const;
- void drawBlurRegion(SkCanvas* canvas, const BlurRegion& blurRegion, const SkRect& blurRect,
- sk_sp<SkImage> blurredImage, sk_sp<SkImage> input);
+ /**
+ * Draw the blurred content (from the generate method) into the canvas.
+ * @param canvas is the destination/output for the blur
+ * @param effectRegion the RoundRect in canvas coordinates that determines the blur coverage
+ * @param blurRadius radius of the blur used to determine the intensity of the crossfade effect
+ * @param blurAlpha alpha value applied to the effectRegion when the blur is drawn
+ * @param blurRect bounds of the blurredImage translated into canvas coordinates
+ * @param blurredImage down-sampled blurred content that was produced by the generate() method
+ * @param input original unblurred input that is used to crossfade with the blurredImage
+ */
+ void drawBlurRegion(SkCanvas* canvas, const SkRRect& effectRegion, const uint32_t blurRadius,
+ const float blurAlpha, const SkRect& blurRect, sk_sp<SkImage> blurredImage,
+ sk_sp<SkImage> input);
private:
sk_sp<SkRuntimeEffect> mBlurEffect;
diff --git a/libs/renderengine/skia/filters/StretchShaderFactory.cpp b/libs/renderengine/skia/filters/StretchShaderFactory.cpp
new file mode 100644
index 0000000..4ac5c40
--- /dev/null
+++ b/libs/renderengine/skia/filters/StretchShaderFactory.cpp
@@ -0,0 +1,246 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#include "StretchShaderFactory.h"
+#include <SkImageFilter.h>
+#include <SkRefCnt.h>
+#include <SkRuntimeEffect.h>
+#include <SkString.h>
+#include <SkSurface.h>
+#include "log/log.h"
+#include <memory>
+
+namespace android {
+namespace renderengine {
+namespace skia {
+
+static const SkString stretchShader = SkString(R"(
+ uniform shader uContentTexture;
+
+ // multiplier to apply to scale effect
+ uniform float uMaxStretchIntensity;
+
+ // Maximum percentage to stretch beyond bounds of target
+ uniform float uStretchAffectedDistX;
+ uniform float uStretchAffectedDistY;
+
+ // Distance stretched as a function of the normalized overscroll times
+ // scale intensity
+ uniform float uDistanceStretchedX;
+ uniform float uDistanceStretchedY;
+ uniform float uInverseDistanceStretchedX;
+ uniform float uInverseDistanceStretchedY;
+ uniform float uDistDiffX;
+
+ // Difference between the peak stretch amount and overscroll amount normalized
+ uniform float uDistDiffY;
+
+ // Horizontal offset represented as a ratio of pixels divided by the target width
+ uniform float uScrollX;
+ // Vertical offset represented as a ratio of pixels divided by the target height
+ uniform float uScrollY;
+
+ // Normalized overscroll amount in the horizontal direction
+ uniform float uOverscrollX;
+
+ // Normalized overscroll amount in the vertical direction
+ uniform float uOverscrollY;
+ uniform float viewportWidth; // target height in pixels
+ uniform float viewportHeight; // target width in pixels
+
+ // uInterpolationStrength is the intensity of the interpolation.
+ // if uInterpolationStrength is 0, then the stretch is constant for all the
+ // uStretchAffectedDist. if uInterpolationStrength is 1, then stretch intensity
+ // is interpolated based on the pixel position in the uStretchAffectedDist area;
+ // The closer we are from the scroll anchor point, the more it stretches,
+ // and the other way around.
+ uniform float uInterpolationStrength;
+
+ float easeIn(float t, float d) {
+ return t * d;
+ }
+
+ float computeOverscrollStart(
+ float inPos,
+ float overscroll,
+ float uStretchAffectedDist,
+ float uInverseStretchAffectedDist,
+ float distanceStretched,
+ float interpolationStrength
+ ) {
+ float offsetPos = uStretchAffectedDist - inPos;
+ float posBasedVariation = mix(
+ 1. ,easeIn(offsetPos, uInverseStretchAffectedDist), interpolationStrength);
+ float stretchIntensity = overscroll * posBasedVariation;
+ return distanceStretched - (offsetPos / (1. + stretchIntensity));
+ }
+
+ float computeOverscrollEnd(
+ float inPos,
+ float overscroll,
+ float reverseStretchDist,
+ float uStretchAffectedDist,
+ float uInverseStretchAffectedDist,
+ float distanceStretched,
+ float interpolationStrength
+ ) {
+ float offsetPos = inPos - reverseStretchDist;
+ float posBasedVariation = mix(
+ 1. ,easeIn(offsetPos, uInverseStretchAffectedDist), interpolationStrength);
+ float stretchIntensity = (-overscroll) * posBasedVariation;
+ return 1 - (distanceStretched - (offsetPos / (1. + stretchIntensity)));
+ }
+
+ // Prefer usage of return values over out parameters as it enables
+ // SKSL to properly inline method calls and works around potential GPU
+ // driver issues on Wembly. See b/182566543 for details
+ float computeOverscroll(
+ float inPos,
+ float overscroll,
+ float uStretchAffectedDist,
+ float uInverseStretchAffectedDist,
+ float distanceStretched,
+ float distanceDiff,
+ float interpolationStrength
+ ) {
+ float outPos = inPos;
+ // overscroll is provided via uniform so there is no concern
+ // for potential incoherent branches
+ if (overscroll > 0) {
+ if (inPos <= uStretchAffectedDist) {
+ outPos = computeOverscrollStart(
+ inPos,
+ overscroll,
+ uStretchAffectedDist,
+ uInverseStretchAffectedDist,
+ distanceStretched,
+ interpolationStrength
+ );
+ } else if (inPos >= distanceStretched) {
+ outPos = distanceDiff + inPos;
+ }
+ }
+ if (overscroll < 0) {
+ float stretchAffectedDist = 1. - uStretchAffectedDist;
+ if (inPos >= stretchAffectedDist) {
+ outPos = computeOverscrollEnd(
+ inPos,
+ overscroll,
+ stretchAffectedDist,
+ uStretchAffectedDist,
+ uInverseStretchAffectedDist,
+ distanceStretched,
+ interpolationStrength
+ );
+ } else if (inPos < stretchAffectedDist) {
+ outPos = -distanceDiff + inPos;
+ }
+ }
+ return outPos;
+ }
+
+ vec4 main(vec2 coord) {
+ // Normalize SKSL pixel coordinate into a unit vector
+ float inU = coord.x / viewportWidth;
+ float inV = coord.y / viewportHeight;
+ float outU;
+ float outV;
+ float stretchIntensity;
+ // Add the normalized scroll position within scrolling list
+ inU += uScrollX;
+ inV += uScrollY;
+ outU = inU;
+ outV = inV;
+ outU = computeOverscroll(
+ inU,
+ uOverscrollX,
+ uStretchAffectedDistX,
+ uInverseDistanceStretchedX,
+ uDistanceStretchedX,
+ uDistDiffX,
+ uInterpolationStrength
+ );
+ outV = computeOverscroll(
+ inV,
+ uOverscrollY,
+ uStretchAffectedDistY,
+ uInverseDistanceStretchedY,
+ uDistanceStretchedY,
+ uDistDiffY,
+ uInterpolationStrength
+ );
+ coord.x = (outU - uScrollX) * viewportWidth;
+ coord.y = (outV - uScrollY) * viewportHeight;
+ return sample(uContentTexture, coord);
+ })");
+
+const float INTERPOLATION_STRENGTH_VALUE = 0.7f;
+
+sk_sp<SkShader> StretchShaderFactory::createSkShader(const sk_sp<SkShader>& inputShader,
+ const StretchEffect& stretchEffect) {
+ if (!stretchEffect.hasEffect()) {
+ return nullptr;
+ }
+
+ float viewportWidth = stretchEffect.width;
+ float viewportHeight = stretchEffect.height;
+ float normOverScrollDistX = stretchEffect.vectorX;
+ float normOverScrollDistY = stretchEffect.vectorY;
+ float distanceStretchedX =
+ StretchEffect::CONTENT_DISTANCE_STRETCHED / (1 + abs(normOverScrollDistX));
+ float distanceStretchedY =
+ StretchEffect::CONTENT_DISTANCE_STRETCHED / (1 + abs(normOverScrollDistY));
+ float inverseDistanceStretchedX =
+ 1.f / StretchEffect::CONTENT_DISTANCE_STRETCHED;
+ float inverseDistanceStretchedY =
+ 1.f / StretchEffect::CONTENT_DISTANCE_STRETCHED;
+ float diffX =
+ distanceStretchedX - StretchEffect::CONTENT_DISTANCE_STRETCHED;
+ float diffY =
+ distanceStretchedY - StretchEffect::CONTENT_DISTANCE_STRETCHED;
+ auto& srcBounds = stretchEffect.mappedChildBounds;
+ float normalizedScrollX = srcBounds.left / viewportWidth;
+ float normalizedScrollY = srcBounds.top / viewportHeight;
+
+ if (mBuilder == nullptr) {
+ const static SkRuntimeEffect::Result instance =
+ SkRuntimeEffect::MakeForShader(stretchShader);
+ mBuilder = std::make_unique<SkRuntimeShaderBuilder>(instance.effect);
+ }
+
+ mBuilder->child("uContentTexture") = inputShader;
+ mBuilder->uniform("uInterpolationStrength").set(&INTERPOLATION_STRENGTH_VALUE, 1);
+ mBuilder->uniform("uStretchAffectedDistX").set(&StretchEffect::CONTENT_DISTANCE_STRETCHED, 1);
+ mBuilder->uniform("uStretchAffectedDistY").set(&StretchEffect::CONTENT_DISTANCE_STRETCHED, 1);
+ mBuilder->uniform("uDistanceStretchedX").set(&distanceStretchedX, 1);
+ mBuilder->uniform("uDistanceStretchedY").set(&distanceStretchedY, 1);
+ mBuilder->uniform("uInverseDistanceStretchedX").set(&inverseDistanceStretchedX, 1);
+ mBuilder->uniform("uInverseDistanceStretchedY").set(&inverseDistanceStretchedY, 1);
+ mBuilder->uniform("uDistDiffX").set(&diffX, 1);
+ mBuilder->uniform("uDistDiffY").set(&diffY, 1);
+ mBuilder->uniform("uOverscrollX").set(&normOverScrollDistX, 1);
+ mBuilder->uniform("uOverscrollY").set(&normOverScrollDistY, 1);
+ mBuilder->uniform("uScrollX").set(&normalizedScrollX, 1);
+ mBuilder->uniform("uScrollY").set(&normalizedScrollY, 1);
+ mBuilder->uniform("viewportWidth").set(&viewportWidth, 1);
+ mBuilder->uniform("viewportHeight").set(&viewportHeight, 1);
+
+ return mBuilder->makeShader(nullptr, false);
+}
+
+} // namespace skia
+} // namespace renderengine
+} // namespace android
\ No newline at end of file
diff --git a/libs/renderengine/skia/filters/StretchShaderFactory.h b/libs/renderengine/skia/filters/StretchShaderFactory.h
new file mode 100644
index 0000000..9c3ab7c
--- /dev/null
+++ b/libs/renderengine/skia/filters/StretchShaderFactory.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright 2021 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+#pragma once
+
+#include <SkImage.h>
+#include <SkRuntimeEffect.h>
+#include <SkShader.h>
+#include <ui/StretchEffect.h>
+
+namespace android {
+namespace renderengine {
+namespace skia {
+class StretchShaderFactory {
+public:
+ sk_sp<SkShader> createSkShader(const sk_sp<SkShader>& inputShader,
+ const StretchEffect& stretchEffect);
+
+private:
+ std::unique_ptr<SkRuntimeShaderBuilder> mBuilder;
+};
+} // namespace skia
+} // namespace renderengine
+} // namespace android
\ No newline at end of file
diff --git a/libs/renderengine/tests/RenderEngineTest.cpp b/libs/renderengine/tests/RenderEngineTest.cpp
index 34ef0a4..72e32ed 100644
--- a/libs/renderengine/tests/RenderEngineTest.cpp
+++ b/libs/renderengine/tests/RenderEngineTest.cpp
@@ -263,6 +263,11 @@
}
}
+ void expectBufferColor(const Point& point, uint8_t r, uint8_t g, uint8_t b, uint8_t a,
+ uint8_t tolerance = 0) {
+ expectBufferColor(Rect(point.x, point.y, point.x + 1, point.y + 1), r, g, b, a, tolerance);
+ }
+
void expectBufferColor(const Rect& rect, uint8_t r, uint8_t g, uint8_t b, uint8_t a,
uint8_t tolerance = 0) {
auto colorCompare = [tolerance](const uint8_t* colorA, const uint8_t* colorB) {
@@ -487,6 +492,9 @@
void fillBufferAndBlurBackground();
template <typename SourceVariant>
+ void fillSmallLayerAndBlurBackground();
+
+ template <typename SourceVariant>
void overlayCorners();
void fillRedBufferTextureTransform();
@@ -966,11 +974,44 @@
if (mRE->supportsBackgroundBlur()) {
// blurred color (downsampling should result in the center color being close to 128)
expectBufferColor(Rect(center - 1, center - 5, center + 1, center + 5), 128, 128, 0, 255,
- 10 /* tolerance */);
+ 50 /* tolerance */);
}
}
template <typename SourceVariant>
+void RenderEngineTest::fillSmallLayerAndBlurBackground() {
+ auto blurRadius = 50;
+ renderengine::DisplaySettings settings;
+ settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+ settings.physicalDisplay = fullscreenRect();
+ settings.clip = fullscreenRect();
+
+ std::vector<const renderengine::LayerSettings*> layers;
+
+ renderengine::LayerSettings backgroundLayer;
+ backgroundLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+ backgroundLayer.geometry.boundaries = fullscreenRect().toFloatRect();
+ SourceVariant::fillColor(backgroundLayer, 1.0f, 0.0f, 0.0f, this);
+ backgroundLayer.alpha = 1.0f;
+ layers.push_back(&backgroundLayer);
+
+ renderengine::LayerSettings blurLayer;
+ blurLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+ blurLayer.geometry.boundaries = FloatRect(0.f, 0.f, 1.f, 1.f);
+ blurLayer.backgroundBlurRadius = blurRadius;
+ SourceVariant::fillColor(blurLayer, 0.0f, 0.0f, 1.0f, this);
+ blurLayer.alpha = 0;
+ layers.push_back(&blurLayer);
+
+ invokeDraw(settings, layers);
+
+ // Give a generous tolerance - the blur rectangle is very small and this test is
+ // mainly concerned with ensuring that there's no device failure.
+ expectBufferColor(Rect(DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT), 255, 0, 0, 255,
+ 40 /* tolerance */);
+}
+
+template <typename SourceVariant>
void RenderEngineTest::overlayCorners() {
renderengine::DisplaySettings settings;
settings.physicalDisplay = fullscreenRect();
@@ -1402,12 +1443,16 @@
fillBufferColorTransformZeroLayerAlpha<ColorSourceVariant>();
}
-// TODO(b/186010146): reenable once swiftshader is happy with this test
-TEST_P(RenderEngineTest, DISABLED_drawLayers_fillBufferAndBlurBackground_colorSource) {
+TEST_P(RenderEngineTest, drawLayers_fillBufferAndBlurBackground_colorSource) {
initializeRenderEngine();
fillBufferAndBlurBackground<ColorSourceVariant>();
}
+TEST_P(RenderEngineTest, drawLayers_fillSmallLayerAndBlurBackground_colorSource) {
+ initializeRenderEngine();
+ fillSmallLayerAndBlurBackground<ColorSourceVariant>();
+}
+
TEST_P(RenderEngineTest, drawLayers_overlayCorners_colorSource) {
initializeRenderEngine();
overlayCorners<ColorSourceVariant>();
@@ -1478,12 +1523,16 @@
fillBufferColorTransformZeroLayerAlpha<BufferSourceVariant<ForceOpaqueBufferVariant>>();
}
-// TODO(b/186010146): reenable once swiftshader is happy with this test
-TEST_P(RenderEngineTest, DISABLED_drawLayers_fillBufferAndBlurBackground_opaqueBufferSource) {
+TEST_P(RenderEngineTest, drawLayers_fillBufferAndBlurBackground_opaqueBufferSource) {
initializeRenderEngine();
fillBufferAndBlurBackground<BufferSourceVariant<ForceOpaqueBufferVariant>>();
}
+TEST_P(RenderEngineTest, drawLayers_fillSmallLayerAndBlurBackground_opaqueBufferSource) {
+ initializeRenderEngine();
+ fillSmallLayerAndBlurBackground<BufferSourceVariant<ForceOpaqueBufferVariant>>();
+}
+
TEST_P(RenderEngineTest, drawLayers_overlayCorners_opaqueBufferSource) {
initializeRenderEngine();
overlayCorners<BufferSourceVariant<ForceOpaqueBufferVariant>>();
@@ -1554,12 +1603,16 @@
fillBufferColorTransformZeroLayerAlpha<BufferSourceVariant<RelaxOpaqueBufferVariant>>();
}
-// TODO(b/186010146): reenable once swiftshader is happy with this test
-TEST_P(RenderEngineTest, DISABLED_drawLayers_fillBufferAndBlurBackground_bufferSource) {
+TEST_P(RenderEngineTest, drawLayers_fillBufferAndBlurBackground_bufferSource) {
initializeRenderEngine();
fillBufferAndBlurBackground<BufferSourceVariant<RelaxOpaqueBufferVariant>>();
}
+TEST_P(RenderEngineTest, drawLayers_fillSmallLayerAndBlurBackground_bufferSource) {
+ initializeRenderEngine();
+ fillSmallLayerAndBlurBackground<BufferSourceVariant<RelaxOpaqueBufferVariant>>();
+}
+
TEST_P(RenderEngineTest, drawLayers_overlayCorners_bufferSource) {
initializeRenderEngine();
overlayCorners<BufferSourceVariant<RelaxOpaqueBufferVariant>>();
@@ -1839,6 +1892,51 @@
0, 255, 0, 255);
}
+TEST_P(RenderEngineTest, testRoundedCornersParentCrop) {
+ initializeRenderEngine();
+
+ renderengine::DisplaySettings settings;
+ settings.physicalDisplay = fullscreenRect();
+ settings.clip = fullscreenRect();
+ settings.outputDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+
+ std::vector<const renderengine::LayerSettings*> layers;
+
+ renderengine::LayerSettings redLayer;
+ redLayer.sourceDataspace = ui::Dataspace::V0_SRGB_LINEAR;
+ redLayer.geometry.boundaries = fullscreenRect().toFloatRect();
+ redLayer.geometry.roundedCornersRadius = 5.0f;
+ redLayer.geometry.roundedCornersCrop = fullscreenRect().toFloatRect();
+ // Red background.
+ redLayer.source.solidColor = half3(1.0f, 0.0f, 0.0f);
+ redLayer.alpha = 1.0f;
+
+ layers.push_back(&redLayer);
+
+ // Green layer with 1/2 size with parent crop rect.
+ renderengine::LayerSettings greenLayer = redLayer;
+ greenLayer.geometry.boundaries =
+ FloatRect(0, 0, DEFAULT_DISPLAY_WIDTH, DEFAULT_DISPLAY_HEIGHT / 2);
+ greenLayer.source.solidColor = half3(0.0f, 1.0f, 0.0f);
+
+ layers.push_back(&greenLayer);
+
+ invokeDraw(settings, layers);
+
+ // Due to roundedCornersRadius, the corners are untouched.
+ expectBufferColor(Point(0, 0), 0, 0, 0, 0);
+ expectBufferColor(Point(DEFAULT_DISPLAY_WIDTH - 1, 0), 0, 0, 0, 0);
+ expectBufferColor(Point(0, DEFAULT_DISPLAY_HEIGHT - 1), 0, 0, 0, 0);
+ expectBufferColor(Point(DEFAULT_DISPLAY_WIDTH - 1, DEFAULT_DISPLAY_HEIGHT - 1), 0, 0, 0, 0);
+
+ // top middle should be green and the bottom middle red
+ expectBufferColor(Point(DEFAULT_DISPLAY_WIDTH / 2, 0), 0, 255, 0, 255);
+ expectBufferColor(Point(DEFAULT_DISPLAY_WIDTH / 2, DEFAULT_DISPLAY_HEIGHT / 2), 255, 0, 0, 255);
+
+ // the bottom edge of the green layer should not be rounded
+ expectBufferColor(Point(0, (DEFAULT_DISPLAY_HEIGHT / 2) - 1), 0, 255, 0, 255);
+}
+
TEST_P(RenderEngineTest, testClear) {
initializeRenderEngine();
diff --git a/libs/renderengine/threaded/RenderEngineThreaded.cpp b/libs/renderengine/threaded/RenderEngineThreaded.cpp
index c87a836..9009ce4 100644
--- a/libs/renderengine/threaded/RenderEngineThreaded.cpp
+++ b/libs/renderengine/threaded/RenderEngineThreaded.cpp
@@ -101,6 +101,7 @@
}
void RenderEngineThreaded::primeCache() {
+ ATRACE_CALL();
// This function is designed so it can run asynchronously, so we do not need to wait
// for the futures.
{
@@ -131,6 +132,7 @@
}
void RenderEngineThreaded::genTextures(size_t count, uint32_t* names) {
+ ATRACE_CALL();
std::promise<void> resultPromise;
std::future<void> resultFuture = resultPromise.get_future();
{
@@ -146,6 +148,7 @@
}
void RenderEngineThreaded::deleteTextures(size_t count, uint32_t const* names) {
+ ATRACE_CALL();
std::promise<void> resultPromise;
std::future<void> resultFuture = resultPromise.get_future();
{
@@ -162,6 +165,7 @@
void RenderEngineThreaded::mapExternalTextureBuffer(const sp<GraphicBuffer>& buffer,
bool isRenderable) {
+ ATRACE_CALL();
// This function is designed so it can run asynchronously, so we do not need to wait
// for the futures.
{
@@ -175,6 +179,7 @@
}
void RenderEngineThreaded::unmapExternalTextureBuffer(const sp<GraphicBuffer>& buffer) {
+ ATRACE_CALL();
// This function is designed so it can run asynchronously, so we do not need to wait
// for the futures.
{
@@ -247,6 +252,7 @@
const bool useFramebufferCache,
base::unique_fd&& bufferFence,
base::unique_fd* drawFence) {
+ ATRACE_CALL();
std::promise<status_t> resultPromise;
std::future<status_t> resultFuture = resultPromise.get_future();
{
@@ -264,6 +270,7 @@
}
void RenderEngineThreaded::cleanFramebufferCache() {
+ ATRACE_CALL();
// This function is designed so it can run asynchronously, so we do not need to wait
// for the futures.
{
diff --git a/libs/sensor/Sensor.cpp b/libs/sensor/Sensor.cpp
index 240738d..0a49008 100644
--- a/libs/sensor/Sensor.cpp
+++ b/libs/sensor/Sensor.cpp
@@ -231,6 +231,10 @@
mFlags |= SENSOR_FLAG_WAKE_UP;
}
break;
+ case SENSOR_TYPE_DEVICE_ORIENTATION:
+ mStringType = SENSOR_STRING_TYPE_DEVICE_ORIENTATION;
+ mFlags |= SENSOR_FLAG_ON_CHANGE_MODE;
+ break;
case SENSOR_TYPE_DYNAMIC_SENSOR_META:
mStringType = SENSOR_STRING_TYPE_DYNAMIC_SENSOR_META;
mFlags |= SENSOR_FLAG_SPECIAL_REPORTING_MODE; // special trigger
diff --git a/libs/ui/include/ui/StretchEffect.h b/libs/ui/include/ui/StretchEffect.h
index 0803df3..cf08acb 100644
--- a/libs/ui/include/ui/StretchEffect.h
+++ b/libs/ui/include/ui/StretchEffect.h
@@ -25,31 +25,49 @@
namespace android {
struct StretchEffect : public LightFlattenablePod<StretchEffect> {
- FloatRect area = {0, 0, 0, 0};
- float vectorX = 0;
- float vectorY = 0;
- float maxAmount = 0;
+ constexpr static const float CONTENT_DISTANCE_STRETCHED = 1.f;
- bool operator==(const StretchEffect& other) const {
- return area == other.area && vectorX == other.vectorX && vectorY == other.vectorY &&
- maxAmount == other.maxAmount;
+ float width = 0;
+ float height = 0;
+ float vectorX = 0;
+ float vectorY = 0;
+ float maxAmountX = 0;
+ float maxAmountY = 0;
+ FloatRect mappedChildBounds = {0, 0, 0, 0};
+
+ bool operator==(const StretchEffect& other) const {
+ return width == other.width && height == other.height &&
+ vectorX == other.vectorX &&
+ vectorY == other.vectorY &&
+ maxAmountX == other.maxAmountX &&
+ maxAmountY == other.maxAmountY &&
+ mappedChildBounds == other.mappedChildBounds;
+ }
+
+ static bool isZero(float value) {
+ constexpr float NON_ZERO_EPSILON = 0.001f;
+ return fabsf(value) <= NON_ZERO_EPSILON;
+ }
+
+ bool isNoOp() const { return isZero(vectorX) && isZero(vectorY); }
+
+ bool hasEffect() const { return !isNoOp(); }
+
+ void sanitize() {
+ // If the area is empty, or the max amount is zero, then reset back to defaults
+ if (width == 0.f || height == 0.f || isZero(maxAmountX) ||
+ isZero(maxAmountY)) {
+ *this = StretchEffect{};
}
+ }
- static bool isZero(float value) {
- constexpr float NON_ZERO_EPSILON = 0.001f;
- return fabsf(value) <= NON_ZERO_EPSILON;
- }
+ float getStretchWidthMultiplier() const {
+ return CONTENT_DISTANCE_STRETCHED / (1.f + abs(vectorX));
+ }
- bool isNoOp() const { return isZero(vectorX) && isZero(vectorY); }
-
- bool hasEffect() const { return !isNoOp(); }
-
- void sanitize() {
- // If the area is empty, or the max amount is zero, then reset back to defaults
- if (area.isEmpty() || isZero(maxAmount)) {
- *this = StretchEffect{};
- }
- }
+ float getStretchHeightMultiplier() const {
+ return CONTENT_DISTANCE_STRETCHED / (1.f + abs(vectorY));
+ }
};
static_assert(std::is_trivially_copyable<StretchEffect>::value,
diff --git a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
index 7bd0c6b..1b5f1ab 100644
--- a/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
+++ b/services/inputflinger/benchmarks/InputDispatcher_benchmarks.cpp
@@ -232,7 +232,8 @@
/* edgeFlags */ 0, AMETA_NONE, /* buttonState */ 0, MotionClassification::NONE,
identityTransform, /* xPrecision */ 0,
/* yPrecision */ 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, currentTime, currentTime,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, currentTime, currentTime,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
return event;
}
diff --git a/services/inputflinger/dispatcher/Entry.cpp b/services/inputflinger/dispatcher/Entry.cpp
index 5270b8a..6ed9593 100644
--- a/services/inputflinger/dispatcher/Entry.cpp
+++ b/services/inputflinger/dispatcher/Entry.cpp
@@ -296,12 +296,13 @@
volatile int32_t DispatchEntry::sNextSeqAtomic;
DispatchEntry::DispatchEntry(std::shared_ptr<EventEntry> eventEntry, int32_t targetFlags,
- ui::Transform transform, float globalScaleFactor)
+ ui::Transform transform, float globalScaleFactor, vec2 displaySize)
: seq(nextSeq()),
eventEntry(std::move(eventEntry)),
targetFlags(targetFlags),
transform(transform),
globalScaleFactor(globalScaleFactor),
+ displaySize(displaySize),
deliveryTime(0),
resolvedAction(0),
resolvedFlags(0) {}
diff --git a/services/inputflinger/dispatcher/Entry.h b/services/inputflinger/dispatcher/Entry.h
index f3ef64b..45c5e24 100644
--- a/services/inputflinger/dispatcher/Entry.h
+++ b/services/inputflinger/dispatcher/Entry.h
@@ -215,6 +215,7 @@
int32_t targetFlags;
ui::Transform transform;
float globalScaleFactor;
+ vec2 displaySize;
// Both deliveryTime and timeoutTime are only populated when the entry is sent to the app,
// and will be undefined before that.
nsecs_t deliveryTime; // time when the event was actually delivered
@@ -227,7 +228,7 @@
int32_t resolvedFlags;
DispatchEntry(std::shared_ptr<EventEntry> eventEntry, int32_t targetFlags,
- ui::Transform transform, float globalScaleFactor);
+ ui::Transform transform, float globalScaleFactor, vec2 displaySize);
inline bool hasForegroundTarget() const { return targetFlags & InputTarget::FLAG_FOREGROUND; }
diff --git a/services/inputflinger/dispatcher/InputDispatcher.cpp b/services/inputflinger/dispatcher/InputDispatcher.cpp
index 27443b0..8bc877f 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.cpp
+++ b/services/inputflinger/dispatcher/InputDispatcher.cpp
@@ -283,27 +283,6 @@
return it != map.end() ? it->second : V{};
}
-/**
- * Find the entry in std::unordered_map by value, and remove it.
- * If more than one entry has the same value, then all matching
- * key-value pairs will be removed.
- *
- * Return true if at least one value has been removed.
- */
-template <typename K, typename V>
-static bool removeByValue(std::unordered_map<K, V>& map, const V& value) {
- bool removed = false;
- for (auto it = map.begin(); it != map.end();) {
- if (it->second == value) {
- it = map.erase(it);
- removed = true;
- } else {
- it++;
- }
- }
- return removed;
-}
-
static bool haveSameToken(const sp<InputWindowHandle>& first, const sp<InputWindowHandle>& second) {
if (first == second) {
return true;
@@ -339,14 +318,16 @@
// values do not represent on-screen coordinates, so they should not have any window
// transformations applied to them.
return std::make_unique<DispatchEntry>(eventEntry, inputTargetFlags, identityTransform,
- 1.0f /*globalScaleFactor*/);
+ 1.0f /*globalScaleFactor*/,
+ inputTarget.displaySize);
}
}
if (inputTarget.useDefaultPointerTransform()) {
const ui::Transform& transform = inputTarget.getDefaultPointerTransform();
return std::make_unique<DispatchEntry>(eventEntry, inputTargetFlags, transform,
- inputTarget.globalScaleFactor);
+ inputTarget.globalScaleFactor,
+ inputTarget.displaySize);
}
ALOG_ASSERT(eventEntry->type == EventEntry::Type::MOTION);
@@ -397,7 +378,8 @@
std::unique_ptr<DispatchEntry> dispatchEntry =
std::make_unique<DispatchEntry>(std::move(combinedMotionEntry), inputTargetFlags,
- firstPointerTransform, inputTarget.globalScaleFactor);
+ firstPointerTransform, inputTarget.globalScaleFactor,
+ inputTarget.displaySize);
return dispatchEntry;
}
@@ -504,8 +486,8 @@
drainInboundQueueLocked();
}
- while (!mConnectionsByFd.empty()) {
- sp<Connection> connection = mConnectionsByFd.begin()->second;
+ while (!mConnectionsByToken.empty()) {
+ sp<Connection> connection = mConnectionsByToken.begin()->second;
removeInputChannel(connection->inputChannel->getConnectionToken());
}
}
@@ -2402,6 +2384,8 @@
inputTarget.inputChannel = inputChannel;
inputTarget.flags = targetFlags;
inputTarget.globalScaleFactor = windowInfo->globalScaleFactor;
+ inputTarget.displaySize =
+ vec2(windowHandle->getInfo()->displayWidth, windowHandle->getInfo()->displayHeight);
inputTargets.push_back(inputTarget);
it = inputTargets.end() - 1;
}
@@ -2902,6 +2886,12 @@
ATRACE_NAME(message.c_str());
}
+ if ((motionEntry.flags & AMOTION_EVENT_FLAG_NO_FOCUS_CHANGE) &&
+ (motionEntry.policyFlags & POLICY_FLAG_TRUSTED)) {
+ // Skip reporting pointer down outside focus to the policy.
+ break;
+ }
+
dispatchPointerDownOutsideFocus(motionEntry.source, dispatchEntry->resolvedAction,
inputTarget.inputChannel->getConnectionToken());
@@ -3107,6 +3097,8 @@
motionEntry.xPrecision, motionEntry.yPrecision,
motionEntry.xCursorPosition,
motionEntry.yCursorPosition,
+ dispatchEntry->displaySize.x,
+ dispatchEntry->displaySize.y,
motionEntry.downTime, motionEntry.eventTime,
motionEntry.pointerCount,
motionEntry.pointerProperties, usingCoords);
@@ -3290,86 +3282,78 @@
delete dispatchEntry;
}
-int InputDispatcher::handleReceiveCallback(int fd, int events, void* data) {
- InputDispatcher* d = static_cast<InputDispatcher*>(data);
+int InputDispatcher::handleReceiveCallback(int events, sp<IBinder> connectionToken) {
+ std::scoped_lock _l(mLock);
+ sp<Connection> connection = getConnectionLocked(connectionToken);
+ if (connection == nullptr) {
+ ALOGW("Received looper callback for unknown input channel token %p. events=0x%x",
+ connectionToken.get(), events);
+ return 0; // remove the callback
+ }
- { // acquire lock
- std::scoped_lock _l(d->mLock);
-
- if (d->mConnectionsByFd.find(fd) == d->mConnectionsByFd.end()) {
- ALOGE("Received spurious receive callback for unknown input channel. "
- "fd=%d, events=0x%x",
- fd, events);
- return 0; // remove the callback
+ bool notify;
+ if (!(events & (ALOOPER_EVENT_ERROR | ALOOPER_EVENT_HANGUP))) {
+ if (!(events & ALOOPER_EVENT_INPUT)) {
+ ALOGW("channel '%s' ~ Received spurious callback for unhandled poll event. "
+ "events=0x%x",
+ connection->getInputChannelName().c_str(), events);
+ return 1;
}
- bool notify;
- sp<Connection> connection = d->mConnectionsByFd[fd];
- if (!(events & (ALOOPER_EVENT_ERROR | ALOOPER_EVENT_HANGUP))) {
- if (!(events & ALOOPER_EVENT_INPUT)) {
- ALOGW("channel '%s' ~ Received spurious callback for unhandled poll event. "
- "events=0x%x",
- connection->getInputChannelName().c_str(), events);
+ nsecs_t currentTime = now();
+ bool gotOne = false;
+ status_t status = OK;
+ for (;;) {
+ Result<InputPublisher::ConsumerResponse> result =
+ connection->inputPublisher.receiveConsumerResponse();
+ if (!result.ok()) {
+ status = result.error().code();
+ break;
+ }
+
+ if (std::holds_alternative<InputPublisher::Finished>(*result)) {
+ const InputPublisher::Finished& finish =
+ std::get<InputPublisher::Finished>(*result);
+ finishDispatchCycleLocked(currentTime, connection, finish.seq, finish.handled,
+ finish.consumeTime);
+ } else if (std::holds_alternative<InputPublisher::Timeline>(*result)) {
+ // TODO(b/167947340): Report this data to LatencyTracker
+ }
+ gotOne = true;
+ }
+ if (gotOne) {
+ runCommandsLockedInterruptible();
+ if (status == WOULD_BLOCK) {
return 1;
}
-
- nsecs_t currentTime = now();
- bool gotOne = false;
- status_t status = OK;
- for (;;) {
- Result<InputPublisher::ConsumerResponse> result =
- connection->inputPublisher.receiveConsumerResponse();
- if (!result.ok()) {
- status = result.error().code();
- break;
- }
-
- if (std::holds_alternative<InputPublisher::Finished>(*result)) {
- const InputPublisher::Finished& finish =
- std::get<InputPublisher::Finished>(*result);
- d->finishDispatchCycleLocked(currentTime, connection, finish.seq,
- finish.handled, finish.consumeTime);
- } else if (std::holds_alternative<InputPublisher::Timeline>(*result)) {
- // TODO(b/167947340): Report this data to LatencyTracker
- }
- gotOne = true;
- }
- if (gotOne) {
- d->runCommandsLockedInterruptible();
- if (status == WOULD_BLOCK) {
- return 1;
- }
- }
-
- notify = status != DEAD_OBJECT || !connection->monitor;
- if (notify) {
- ALOGE("channel '%s' ~ Failed to receive finished signal. status=%s(%d)",
- connection->getInputChannelName().c_str(), statusToString(status).c_str(),
- status);
- }
- } else {
- // Monitor channels are never explicitly unregistered.
- // We do it automatically when the remote endpoint is closed so don't warn about them.
- const bool stillHaveWindowHandle =
- d->getWindowHandleLocked(connection->inputChannel->getConnectionToken()) !=
- nullptr;
- notify = !connection->monitor && stillHaveWindowHandle;
- if (notify) {
- ALOGW("channel '%s' ~ Consumer closed input channel or an error occurred. "
- "events=0x%x",
- connection->getInputChannelName().c_str(), events);
- }
}
- // Remove the channel.
- d->removeInputChannelLocked(connection->inputChannel->getConnectionToken(), notify);
- return 0; // remove the callback
- } // release lock
+ notify = status != DEAD_OBJECT || !connection->monitor;
+ if (notify) {
+ ALOGE("channel '%s' ~ Failed to receive finished signal. status=%s(%d)",
+ connection->getInputChannelName().c_str(), statusToString(status).c_str(),
+ status);
+ }
+ } else {
+ // Monitor channels are never explicitly unregistered.
+ // We do it automatically when the remote endpoint is closed so don't warn about them.
+ const bool stillHaveWindowHandle =
+ getWindowHandleLocked(connection->inputChannel->getConnectionToken()) != nullptr;
+ notify = !connection->monitor && stillHaveWindowHandle;
+ if (notify) {
+ ALOGW("channel '%s' ~ Consumer closed input channel or an error occurred. events=0x%x",
+ connection->getInputChannelName().c_str(), events);
+ }
+ }
+
+ // Remove the channel.
+ removeInputChannelLocked(connection->inputChannel->getConnectionToken(), notify);
+ return 0; // remove the callback
}
void InputDispatcher::synthesizeCancelationEventsForAllConnectionsLocked(
const CancelationOptions& options) {
- for (const auto& [fd, connection] : mConnectionsByFd) {
+ for (const auto& [token, connection] : mConnectionsByToken) {
synthesizeCancelationEventsForConnectionLocked(connection, options);
}
}
@@ -3819,7 +3803,8 @@
args->action, args->actionButton, args->flags, args->edgeFlags,
args->metaState, args->buttonState, args->classification, transform,
args->xPrecision, args->yPrecision, args->xCursorPosition,
- args->yCursorPosition, args->downTime, args->eventTime,
+ args->yCursorPosition, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, args->downTime, args->eventTime,
args->pointerCount, args->pointerProperties, args->pointerCoords);
policyFlags |= POLICY_FLAG_FILTERED;
@@ -4334,11 +4319,11 @@
std::shared_ptr<InputChannel> InputDispatcher::getInputChannelLocked(
const sp<IBinder>& token) const {
- size_t count = mInputChannelsByToken.count(token);
- if (count == 0) {
+ auto connectionIt = mConnectionsByToken.find(token);
+ if (connectionIt == mConnectionsByToken.end()) {
return nullptr;
}
- return mInputChannelsByToken.at(token);
+ return connectionIt->second->inputChannel;
}
void InputDispatcher::updateWindowHandlesForDisplayLocked(
@@ -4762,6 +4747,40 @@
return true;
}
+// Binder call
+bool InputDispatcher::transferTouch(const sp<IBinder>& destChannelToken) {
+ sp<IBinder> fromToken;
+ { // acquire lock
+ std::scoped_lock _l(mLock);
+
+ sp<InputWindowHandle> toWindowHandle = getWindowHandleLocked(destChannelToken);
+ if (toWindowHandle == nullptr) {
+ ALOGW("Could not find window associated with token=%p", destChannelToken.get());
+ return false;
+ }
+
+ const int32_t displayId = toWindowHandle->getInfo()->displayId;
+
+ auto touchStateIt = mTouchStatesByDisplay.find(displayId);
+ if (touchStateIt == mTouchStatesByDisplay.end()) {
+ ALOGD("Could not transfer touch because the display %" PRId32 " is not being touched",
+ displayId);
+ return false;
+ }
+
+ TouchState& state = touchStateIt->second;
+ if (state.windows.size() != 1) {
+ ALOGW("Cannot transfer touch state because there are %zu windows being touched",
+ state.windows.size());
+ return false;
+ }
+ const TouchedWindow& touchedWindow = state.windows[0];
+ fromToken = touchedWindow.windowHandle->getToken();
+ } // release lock
+
+ return transferTouchFocus(fromToken, destChannelToken);
+}
+
void InputDispatcher::resetAndDropEverythingLocked(const char* reason) {
if (DEBUG_FOCUS) {
ALOGD("Resetting and dropping all events (%s).", reason);
@@ -4988,13 +5007,13 @@
dump += INDENT "ReplacedKeys: <empty>\n";
}
- if (!mConnectionsByFd.empty()) {
+ if (!mConnectionsByToken.empty()) {
dump += INDENT "Connections:\n";
- for (const auto& pair : mConnectionsByFd) {
- const sp<Connection>& connection = pair.second;
+ for (const auto& [token, connection] : mConnectionsByToken) {
dump += StringPrintf(INDENT2 "%i: channelName='%s', windowName='%s', "
"status=%s, monitor=%s, responsive=%s\n",
- pair.first, connection->getInputChannelName().c_str(),
+ connection->inputChannel->getFd().get(),
+ connection->getInputChannelName().c_str(),
connection->getWindowName().c_str(), connection->getStatusLabel(),
toString(connection->monitor), toString(connection->responsive));
@@ -5042,14 +5061,23 @@
}
}
+class LooperEventCallback : public LooperCallback {
+public:
+ LooperEventCallback(std::function<int(int events)> callback) : mCallback(callback) {}
+ int handleEvent(int /*fd*/, int events, void* /*data*/) override { return mCallback(events); }
+
+private:
+ std::function<int(int events)> mCallback;
+};
+
Result<std::unique_ptr<InputChannel>> InputDispatcher::createInputChannel(const std::string& name) {
#if DEBUG_CHANNEL_CREATION
ALOGD("channel '%s' ~ createInputChannel", name.c_str());
#endif
- std::shared_ptr<InputChannel> serverChannel;
+ std::unique_ptr<InputChannel> serverChannel;
std::unique_ptr<InputChannel> clientChannel;
- status_t result = openInputChannelPair(name, serverChannel, clientChannel);
+ status_t result = InputChannel::openInputChannelPair(name, serverChannel, clientChannel);
if (result) {
return base::Error(result) << "Failed to open input channel pair with name " << name;
@@ -5057,13 +5085,20 @@
{ // acquire lock
std::scoped_lock _l(mLock);
- sp<Connection> connection = new Connection(serverChannel, false /*monitor*/, mIdGenerator);
-
+ const sp<IBinder>& token = serverChannel->getConnectionToken();
int fd = serverChannel->getFd();
- mConnectionsByFd[fd] = connection;
- mInputChannelsByToken[serverChannel->getConnectionToken()] = serverChannel;
+ sp<Connection> connection =
+ new Connection(std::move(serverChannel), false /*monitor*/, mIdGenerator);
- mLooper->addFd(fd, 0, ALOOPER_EVENT_INPUT, handleReceiveCallback, this);
+ if (mConnectionsByToken.find(token) != mConnectionsByToken.end()) {
+ ALOGE("Created a new connection, but the token %p is already known", token.get());
+ }
+ mConnectionsByToken.emplace(token, connection);
+
+ std::function<int(int events)> callback = std::bind(&InputDispatcher::handleReceiveCallback,
+ this, std::placeholders::_1, token);
+
+ mLooper->addFd(fd, 0, ALOOPER_EVENT_INPUT, new LooperEventCallback(callback), nullptr);
} // release lock
// Wake the looper because some connections have changed.
@@ -5091,18 +5126,21 @@
}
sp<Connection> connection = new Connection(serverChannel, true /*monitor*/, mIdGenerator);
-
+ const sp<IBinder>& token = serverChannel->getConnectionToken();
const int fd = serverChannel->getFd();
- mConnectionsByFd[fd] = connection;
- mInputChannelsByToken[serverChannel->getConnectionToken()] = serverChannel;
+
+ if (mConnectionsByToken.find(token) != mConnectionsByToken.end()) {
+ ALOGE("Created a new connection, but the token %p is already known", token.get());
+ }
+ mConnectionsByToken.emplace(token, connection);
+ std::function<int(int events)> callback = std::bind(&InputDispatcher::handleReceiveCallback,
+ this, std::placeholders::_1, token);
auto& monitorsByDisplay =
isGestureMonitor ? mGestureMonitorsByDisplay : mGlobalMonitorsByDisplay;
monitorsByDisplay[displayId].emplace_back(serverChannel, pid);
- mLooper->addFd(fd, 0, ALOOPER_EVENT_INPUT, handleReceiveCallback, this);
- ALOGI("Created monitor %s for display %" PRId32 ", gesture=%s, pid=%" PRId32, name.c_str(),
- displayId, toString(isGestureMonitor), pid);
+ mLooper->addFd(fd, 0, ALOOPER_EVENT_INPUT, new LooperEventCallback(callback), nullptr);
}
// Wake the looper because some connections have changed.
@@ -5135,7 +5173,6 @@
}
removeConnectionLocked(connection);
- mInputChannelsByToken.erase(connectionToken);
if (connection->monitor) {
removeMonitorChannelLocked(connectionToken);
@@ -5293,9 +5330,8 @@
return nullptr;
}
- for (const auto& pair : mConnectionsByFd) {
- const sp<Connection>& connection = pair.second;
- if (connection->inputChannel->getConnectionToken() == inputConnectionToken) {
+ for (const auto& [token, connection] : mConnectionsByToken) {
+ if (token == inputConnectionToken) {
return connection;
}
}
@@ -5313,7 +5349,7 @@
void InputDispatcher::removeConnectionLocked(const sp<Connection>& connection) {
mAnrTracker.eraseToken(connection->inputChannel->getConnectionToken());
- removeByValue(mConnectionsByFd, connection);
+ mConnectionsByToken.erase(connection->inputChannel->getConnectionToken());
}
void InputDispatcher::onDispatchCycleFinishedLocked(nsecs_t currentTime,
diff --git a/services/inputflinger/dispatcher/InputDispatcher.h b/services/inputflinger/dispatcher/InputDispatcher.h
index 7ab4fd7..6edc5f1 100644
--- a/services/inputflinger/dispatcher/InputDispatcher.h
+++ b/services/inputflinger/dispatcher/InputDispatcher.h
@@ -81,60 +81,60 @@
*/
class InputDispatcher : public android::InputDispatcherInterface {
protected:
- virtual ~InputDispatcher();
+ ~InputDispatcher() override;
public:
explicit InputDispatcher(const sp<InputDispatcherPolicyInterface>& policy);
- virtual void dump(std::string& dump) override;
- virtual void monitor() override;
- virtual bool waitForIdle() override;
- virtual status_t start() override;
- virtual status_t stop() override;
+ void dump(std::string& dump) override;
+ void monitor() override;
+ bool waitForIdle() override;
+ status_t start() override;
+ status_t stop() override;
- virtual void notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args) override;
- virtual void notifyKey(const NotifyKeyArgs* args) override;
- virtual void notifyMotion(const NotifyMotionArgs* args) override;
- virtual void notifySwitch(const NotifySwitchArgs* args) override;
- virtual void notifySensor(const NotifySensorArgs* args) override;
- virtual void notifyVibratorState(const NotifyVibratorStateArgs* args) override;
- virtual void notifyDeviceReset(const NotifyDeviceResetArgs* args) override;
- virtual void notifyPointerCaptureChanged(const NotifyPointerCaptureChangedArgs* args) override;
+ void notifyConfigurationChanged(const NotifyConfigurationChangedArgs* args) override;
+ void notifyKey(const NotifyKeyArgs* args) override;
+ void notifyMotion(const NotifyMotionArgs* args) override;
+ void notifySwitch(const NotifySwitchArgs* args) override;
+ void notifySensor(const NotifySensorArgs* args) override;
+ void notifyVibratorState(const NotifyVibratorStateArgs* args) override;
+ void notifyDeviceReset(const NotifyDeviceResetArgs* args) override;
+ void notifyPointerCaptureChanged(const NotifyPointerCaptureChangedArgs* args) override;
- virtual android::os::InputEventInjectionResult injectInputEvent(
+ android::os::InputEventInjectionResult injectInputEvent(
const InputEvent* event, int32_t injectorPid, int32_t injectorUid,
android::os::InputEventInjectionSync syncMode, std::chrono::milliseconds timeout,
uint32_t policyFlags) override;
- virtual std::unique_ptr<VerifiedInputEvent> verifyInputEvent(const InputEvent& event) override;
+ std::unique_ptr<VerifiedInputEvent> verifyInputEvent(const InputEvent& event) override;
- virtual void setInputWindows(
- const std::unordered_map<int32_t, std::vector<sp<InputWindowHandle>>>&
- handlesPerDisplay) override;
- virtual void setFocusedApplication(
+ void setInputWindows(const std::unordered_map<int32_t, std::vector<sp<InputWindowHandle>>>&
+ handlesPerDisplay) override;
+ void setFocusedApplication(
int32_t displayId,
const std::shared_ptr<InputApplicationHandle>& inputApplicationHandle) override;
- virtual void setFocusedDisplay(int32_t displayId) override;
- virtual void setInputDispatchMode(bool enabled, bool frozen) override;
- virtual void setInputFilterEnabled(bool enabled) override;
- virtual void setInTouchMode(bool inTouchMode) override;
- virtual void setMaximumObscuringOpacityForTouch(float opacity) override;
- virtual void setBlockUntrustedTouchesMode(android::os::BlockUntrustedTouchesMode mode) override;
+ void setFocusedDisplay(int32_t displayId) override;
+ void setInputDispatchMode(bool enabled, bool frozen) override;
+ void setInputFilterEnabled(bool enabled) override;
+ void setInTouchMode(bool inTouchMode) override;
+ void setMaximumObscuringOpacityForTouch(float opacity) override;
+ void setBlockUntrustedTouchesMode(android::os::BlockUntrustedTouchesMode mode) override;
- virtual bool transferTouchFocus(const sp<IBinder>& fromToken, const sp<IBinder>& toToken,
- bool isDragDrop = false) override;
+ bool transferTouchFocus(const sp<IBinder>& fromToken, const sp<IBinder>& toToken,
+ bool isDragDrop = false) override;
+ bool transferTouch(const sp<IBinder>& destChannelToken) override;
- virtual base::Result<std::unique_ptr<InputChannel>> createInputChannel(
+ base::Result<std::unique_ptr<InputChannel>> createInputChannel(
const std::string& name) override;
- virtual void setFocusedWindow(const FocusRequest&) override;
- virtual base::Result<std::unique_ptr<InputChannel>> createInputMonitor(int32_t displayId,
- bool isGestureMonitor,
- const std::string& name,
- int32_t pid) override;
- virtual status_t removeInputChannel(const sp<IBinder>& connectionToken) override;
- virtual status_t pilferPointers(const sp<IBinder>& token) override;
- virtual void requestPointerCapture(const sp<IBinder>& windowToken, bool enabled) override;
- virtual bool flushSensor(int deviceId, InputDeviceSensorType sensorType) override;
+ void setFocusedWindow(const FocusRequest&) override;
+ base::Result<std::unique_ptr<InputChannel>> createInputMonitor(int32_t displayId,
+ bool isGestureMonitor,
+ const std::string& name,
+ int32_t pid) override;
+ status_t removeInputChannel(const sp<IBinder>& connectionToken) override;
+ status_t pilferPointers(const sp<IBinder>& token) override;
+ void requestPointerCapture(const sp<IBinder>& windowToken, bool enabled) override;
+ bool flushSensor(int deviceId, InputDeviceSensorType sensorType) override;
std::array<uint8_t, 32> sign(const VerifiedInputEvent& event) const;
@@ -211,9 +211,6 @@
bool addPortalWindows = false,
bool ignoreDragWindow = false) REQUIRES(mLock);
- // All registered connections mapped by channel file descriptor.
- std::unordered_map<int, sp<Connection>> mConnectionsByFd GUARDED_BY(mLock);
-
sp<Connection> getConnectionLocked(const sp<IBinder>& inputConnectionToken) const
REQUIRES(mLock);
@@ -225,8 +222,10 @@
struct StrongPointerHash {
std::size_t operator()(const sp<T>& b) const { return std::hash<T*>{}(b.get()); }
};
- std::unordered_map<sp<IBinder>, std::shared_ptr<InputChannel>, StrongPointerHash<IBinder>>
- mInputChannelsByToken GUARDED_BY(mLock);
+
+ // All registered connections mapped by input channel token.
+ std::unordered_map<sp<IBinder>, sp<Connection>, StrongPointerHash<IBinder>> mConnectionsByToken
+ GUARDED_BY(mLock);
// Finds the display ID of the gesture monitor identified by the provided token.
std::optional<int32_t> findGestureMonitorDisplayByTokenLocked(const sp<IBinder>& token)
@@ -544,7 +543,7 @@
bool notify) REQUIRES(mLock);
void drainDispatchQueue(std::deque<DispatchEntry*>& queue);
void releaseDispatchEntry(DispatchEntry* dispatchEntry);
- static int handleReceiveCallback(int fd, int events, void* data);
+ int handleReceiveCallback(int events, sp<IBinder> connectionToken);
// The action sent should only be of type AMOTION_EVENT_*
void dispatchPointerDownOutsideFocus(uint32_t source, int32_t action,
const sp<IBinder>& newToken) REQUIRES(mLock);
diff --git a/services/inputflinger/dispatcher/InputTarget.h b/services/inputflinger/dispatcher/InputTarget.h
index debf805..2543852 100644
--- a/services/inputflinger/dispatcher/InputTarget.h
+++ b/services/inputflinger/dispatcher/InputTarget.h
@@ -100,6 +100,9 @@
// (ignored for KeyEvents)
float globalScaleFactor = 1.0f;
+ // Display-size in its natural rotation. Used for compatibility transform of raw coordinates.
+ vec2 displaySize = {AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE};
+
// The subset of pointer ids to include in motion events dispatched to this input target
// if FLAG_SPLIT is set.
BitSet32 pointerIds;
diff --git a/services/inputflinger/dispatcher/include/InputDispatcherInterface.h b/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
index b601dfc..7f85e53 100644
--- a/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
+++ b/services/inputflinger/dispatcher/include/InputDispatcherInterface.h
@@ -151,6 +151,14 @@
*/
virtual bool transferTouchFocus(const sp<IBinder>& fromToken, const sp<IBinder>& toToken,
bool isDragDrop) = 0;
+
+ /**
+ * Transfer touch focus to the provided channel, no matter where the current touch is.
+ *
+ * Return true on success, false if there was no on-going touch.
+ */
+ virtual bool transferTouch(const sp<IBinder>& destChannelToken) = 0;
+
/**
* Sets focus on the specified window.
*/
diff --git a/services/inputflinger/reader/InputReader.cpp b/services/inputflinger/reader/InputReader.cpp
index 2d0fdf7..e91f84e 100644
--- a/services/inputflinger/reader/InputReader.cpp
+++ b/services/inputflinger/reader/InputReader.cpp
@@ -413,8 +413,7 @@
}
}
-void InputReader::dispatchExternalStylusState(const StylusState& state) {
- std::scoped_lock _l(mLock);
+void InputReader::dispatchExternalStylusStateLocked(const StylusState& state) {
for (auto& devicePair : mDevices) {
std::shared_ptr<InputDevice>& device = devicePair.second;
device->updateExternalStylusState(state);
@@ -945,7 +944,7 @@
}
void InputReader::ContextImpl::dispatchExternalStylusState(const StylusState& state) {
- mReader->dispatchExternalStylusState(state);
+ mReader->dispatchExternalStylusStateLocked(state);
}
InputReaderPolicyInterface* InputReader::ContextImpl::getPolicy() {
diff --git a/services/inputflinger/reader/include/InputReader.h b/services/inputflinger/reader/include/InputReader.h
index 1405671..bc79ccf 100644
--- a/services/inputflinger/reader/include/InputReader.h
+++ b/services/inputflinger/reader/include/InputReader.h
@@ -203,7 +203,7 @@
void notifyExternalStylusPresenceChangedLocked() REQUIRES(mLock);
void getExternalStylusDevicesLocked(std::vector<InputDeviceInfo>& outDevices) REQUIRES(mLock);
- void dispatchExternalStylusState(const StylusState& state);
+ void dispatchExternalStylusStateLocked(const StylusState& state) REQUIRES(mLock);
// The PointerController that is shared among all the input devices that need it.
std::weak_ptr<PointerControllerInterface> mPointerController;
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.cpp b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
index 13712ee..fb65484 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.cpp
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.cpp
@@ -2456,6 +2456,12 @@
int32_t metaState = getContext()->getGlobalMetaState();
int32_t buttonState = mCurrentCookedState.buttonState;
+ uint32_t flags = 0;
+
+ if (!PointerGesture::canGestureAffectWindowFocus(mPointerGesture.currentGestureMode)) {
+ flags |= AMOTION_EVENT_FLAG_NO_FOCUS_CHANGE;
+ }
+
// Update last coordinates of pointers that have moved so that we observe the new
// pointer positions at the same time as other pointers that have just gone up.
bool down = mPointerGesture.currentGestureMode == PointerGesture::Mode::TAP ||
@@ -2485,8 +2491,8 @@
BitSet32 dispatchedGestureIdBits(mPointerGesture.lastGestureIdBits);
if (!dispatchedGestureIdBits.isEmpty()) {
if (cancelPreviousGesture) {
- dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0, 0,
- metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+ dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_CANCEL, 0,
+ flags, metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
mPointerGesture.lastGestureProperties, mPointerGesture.lastGestureCoords,
mPointerGesture.lastGestureIdToIndex, dispatchedGestureIdBits, -1, 0, 0,
mPointerGesture.downTime);
@@ -2504,7 +2510,7 @@
uint32_t id = upGestureIdBits.clearFirstMarkedBit();
dispatchMotion(when, readTime, policyFlags, mSource,
- AMOTION_EVENT_ACTION_POINTER_UP, 0, 0, metaState, buttonState,
+ AMOTION_EVENT_ACTION_POINTER_UP, 0, flags, metaState, buttonState,
AMOTION_EVENT_EDGE_FLAG_NONE, mPointerGesture.lastGestureProperties,
mPointerGesture.lastGestureCoords,
mPointerGesture.lastGestureIdToIndex, dispatchedGestureIdBits, id, 0,
@@ -2517,7 +2523,7 @@
// Send motion events for all pointers that moved.
if (moveNeeded) {
- dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, 0,
+ dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_MOVE, 0, flags,
metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
mPointerGesture.currentGestureProperties,
mPointerGesture.currentGestureCoords,
@@ -2538,7 +2544,7 @@
}
dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_POINTER_DOWN,
- 0, 0, metaState, buttonState, 0,
+ 0, flags, metaState, buttonState, 0,
mPointerGesture.currentGestureProperties,
mPointerGesture.currentGestureCoords,
mPointerGesture.currentGestureIdToIndex, dispatchedGestureIdBits, id, 0,
@@ -2548,8 +2554,8 @@
// Send motion events for hover.
if (mPointerGesture.currentGestureMode == PointerGesture::Mode::HOVER) {
- dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0,
- metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
+ dispatchMotion(when, readTime, policyFlags, mSource, AMOTION_EVENT_ACTION_HOVER_MOVE, 0,
+ flags, metaState, buttonState, AMOTION_EVENT_EDGE_FLAG_NONE,
mPointerGesture.currentGestureProperties,
mPointerGesture.currentGestureCoords,
mPointerGesture.currentGestureIdToIndex,
@@ -2573,7 +2579,7 @@
const int32_t displayId = mPointerController->getDisplayId();
NotifyMotionArgs args(getContext()->getNextId(), when, readTime, getDeviceId(), mSource,
- displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, 0,
+ displayId, policyFlags, AMOTION_EVENT_ACTION_HOVER_MOVE, 0, flags,
metaState, buttonState, MotionClassification::NONE,
AMOTION_EVENT_EDGE_FLAG_NONE, 1, &pointerProperties, &pointerCoords,
0, 0, x, y, mPointerGesture.downTime, /* videoFrames */ {});
diff --git a/services/inputflinger/reader/mapper/TouchInputMapper.h b/services/inputflinger/reader/mapper/TouchInputMapper.h
index 5146299..920f842 100644
--- a/services/inputflinger/reader/mapper/TouchInputMapper.h
+++ b/services/inputflinger/reader/mapper/TouchInputMapper.h
@@ -590,6 +590,27 @@
QUIET,
};
+ // When a gesture is sent to an unfocused window, return true if it can bring that window
+ // into focus, false otherwise.
+ static bool canGestureAffectWindowFocus(Mode mode) {
+ switch (mode) {
+ case Mode::TAP:
+ case Mode::TAP_DRAG:
+ case Mode::BUTTON_CLICK_OR_DRAG:
+ // Taps can affect window focus.
+ return true;
+ case Mode::FREEFORM:
+ case Mode::HOVER:
+ case Mode::NEUTRAL:
+ case Mode::PRESS:
+ case Mode::QUIET:
+ case Mode::SWIPE:
+ // Most gestures can be performed on an unfocused window, so they should not
+ // not affect window focus.
+ return false;
+ }
+ }
+
// Time the first finger went down.
nsecs_t firstTouchTime;
diff --git a/services/inputflinger/tests/InputDispatcher_test.cpp b/services/inputflinger/tests/InputDispatcher_test.cpp
index 31d6900..855453e 100644
--- a/services/inputflinger/tests/InputDispatcher_test.cpp
+++ b/services/inputflinger/tests/InputDispatcher_test.cpp
@@ -526,7 +526,8 @@
event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
/*action*/ -1, 0, 0, edgeFlags, metaState, 0, classification,
identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -539,6 +540,7 @@
(1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
@@ -551,6 +553,7 @@
(~0U << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
@@ -564,6 +567,7 @@
(1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
@@ -576,6 +580,7 @@
(~0U << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
0, 0, edgeFlags, metaState, 0, classification, identityTransform, 0, 0,
AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_CURSOR_POSITION,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
ARBITRARY_TIME, ARBITRARY_TIME, /*pointerCount*/ 1, pointerProperties,
pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
@@ -587,7 +592,8 @@
event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 0, pointerProperties, pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -597,7 +603,8 @@
event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ MAX_POINTERS + 1, pointerProperties, pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -609,7 +616,8 @@
event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -620,7 +628,8 @@
event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 1, pointerProperties, pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -633,7 +642,8 @@
event.initialize(InputEvent::nextId(), DEVICE_ID, source, DISPLAY_ID, INVALID_HMAC,
AMOTION_EVENT_ACTION_DOWN, 0, 0, edgeFlags, metaState, 0, classification,
identityTransform, 0, 0, AMOTION_EVENT_INVALID_CURSOR_POSITION,
- AMOTION_EVENT_INVALID_CURSOR_POSITION, ARBITRARY_TIME, ARBITRARY_TIME,
+ AMOTION_EVENT_INVALID_CURSOR_POSITION, AMOTION_EVENT_INVALID_DISPLAY_SIZE,
+ AMOTION_EVENT_INVALID_DISPLAY_SIZE, ARBITRARY_TIME, ARBITRARY_TIME,
/*pointerCount*/ 2, pointerProperties, pointerCoords);
ASSERT_EQ(InputEventInjectionResult::FAILED,
mDispatcher->injectInputEvent(&event, INJECTOR_PID, INJECTOR_UID,
@@ -1215,6 +1225,11 @@
return *this;
}
+ MotionEventBuilder& addFlag(uint32_t flags) {
+ mFlags |= flags;
+ return *this;
+ }
+
MotionEvent build() {
std::vector<PointerProperties> pointerProperties;
std::vector<PointerCoords> pointerCoords;
@@ -1234,11 +1249,11 @@
MotionEvent event;
ui::Transform identityTransform;
event.initialize(InputEvent::nextId(), DEVICE_ID, mSource, mDisplayId, INVALID_HMAC,
- mAction, mActionButton, /* flags */ 0, /* edgeFlags */ 0, AMETA_NONE,
+ mAction, mActionButton, mFlags, /* edgeFlags */ 0, AMETA_NONE,
mButtonState, MotionClassification::NONE, identityTransform,
/* xPrecision */ 0, /* yPrecision */ 0, mRawXCursorPosition,
- mRawYCursorPosition, mEventTime, mEventTime, mPointers.size(),
- pointerProperties.data(), pointerCoords.data());
+ mRawYCursorPosition, mDisplayWidth, mDisplayHeight, mEventTime, mEventTime,
+ mPointers.size(), pointerProperties.data(), pointerCoords.data());
return event;
}
@@ -1250,8 +1265,11 @@
int32_t mDisplayId{ADISPLAY_ID_DEFAULT};
int32_t mActionButton{0};
int32_t mButtonState{0};
+ int32_t mFlags{0};
float mRawXCursorPosition{AMOTION_EVENT_INVALID_CURSOR_POSITION};
float mRawYCursorPosition{AMOTION_EVENT_INVALID_CURSOR_POSITION};
+ int32_t mDisplayWidth{AMOTION_EVENT_INVALID_DISPLAY_SIZE};
+ int32_t mDisplayHeight{AMOTION_EVENT_INVALID_DISPLAY_SIZE};
std::vector<PointerBuilder> mPointers;
};
@@ -1696,7 +1714,13 @@
0 /*expectedFlags*/);
}
-TEST_F(InputDispatcherTest, TransferTouchFocus_OnePointer) {
+using TransferFunction =
+ std::function<bool(sp<InputDispatcher> dispatcher, sp<IBinder>, sp<IBinder>)>;
+
+class TransferTouchFixture : public InputDispatcherTest,
+ public ::testing::WithParamInterface<TransferFunction> {};
+
+TEST_P(TransferTouchFixture, TransferTouch_OnePointer) {
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
// Create a couple of windows
@@ -1717,8 +1741,10 @@
firstWindow->consumeMotionDown();
secondWindow->assertNoEvents();
- // Transfer touch focus to the second window
- mDispatcher->transferTouchFocus(firstWindow->getToken(), secondWindow->getToken());
+ // Transfer touch to the second window
+ TransferFunction f = GetParam();
+ const bool success = f(mDispatcher, firstWindow->getToken(), secondWindow->getToken());
+ ASSERT_TRUE(success);
// The first window gets cancel and the second gets down
firstWindow->consumeMotionCancel();
secondWindow->consumeMotionDown();
@@ -1733,7 +1759,7 @@
secondWindow->consumeMotionUp();
}
-TEST_F(InputDispatcherTest, TransferTouchFocus_TwoPointerNoSplitTouch) {
+TEST_P(TransferTouchFixture, TransferTouch_TwoPointersNonSplitTouch) {
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
PointF touchPoint = {10, 10};
@@ -1768,7 +1794,9 @@
secondWindow->assertNoEvents();
// Transfer touch focus to the second window
- mDispatcher->transferTouchFocus(firstWindow->getToken(), secondWindow->getToken());
+ TransferFunction f = GetParam();
+ bool success = f(mDispatcher, firstWindow->getToken(), secondWindow->getToken());
+ ASSERT_TRUE(success);
// The first window gets cancel and the second gets down and pointer down
firstWindow->consumeMotionCancel();
secondWindow->consumeMotionDown();
@@ -1795,6 +1823,21 @@
secondWindow->consumeMotionUp();
}
+// For the cases of single pointer touch and two pointers non-split touch, the api's
+// 'transferTouch' and 'transferTouchFocus' are equivalent in behaviour. They only differ
+// for the case where there are multiple pointers split across several windows.
+INSTANTIATE_TEST_SUITE_P(TransferFunctionTests, TransferTouchFixture,
+ ::testing::Values(
+ [&](sp<InputDispatcher> dispatcher, sp<IBinder> /*ignored*/,
+ sp<IBinder> destChannelToken) {
+ return dispatcher->transferTouch(destChannelToken);
+ },
+ [&](sp<InputDispatcher> dispatcher, sp<IBinder> from,
+ sp<IBinder> to) {
+ return dispatcher->transferTouchFocus(from, to,
+ false /*isDragAndDrop*/);
+ }));
+
TEST_F(InputDispatcherTest, TransferTouchFocus_TwoPointersSplitTouch) {
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
@@ -1865,6 +1908,82 @@
secondWindow->consumeMotionUp();
}
+// Same as TransferTouchFocus_TwoPointersSplitTouch, but using 'transferTouch' api.
+// Unlike 'transferTouchFocus', calling 'transferTouch' when there are two windows receiving
+// touch is not supported, so the touch should continue on those windows and the transferred-to
+// window should get nothing.
+TEST_F(InputDispatcherTest, TransferTouch_TwoPointersSplitTouch) {
+ std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
+
+ // Create a non touch modal window that supports split touch
+ sp<FakeWindowHandle> firstWindow =
+ new FakeWindowHandle(application, mDispatcher, "First Window", ADISPLAY_ID_DEFAULT);
+ firstWindow->setFrame(Rect(0, 0, 600, 400));
+ firstWindow->setFlags(InputWindowInfo::Flag::NOT_TOUCH_MODAL |
+ InputWindowInfo::Flag::SPLIT_TOUCH);
+
+ // Create a non touch modal window that supports split touch
+ sp<FakeWindowHandle> secondWindow =
+ new FakeWindowHandle(application, mDispatcher, "Second Window", ADISPLAY_ID_DEFAULT);
+ secondWindow->setFrame(Rect(0, 400, 600, 800));
+ secondWindow->setFlags(InputWindowInfo::Flag::NOT_TOUCH_MODAL |
+ InputWindowInfo::Flag::SPLIT_TOUCH);
+
+ // Add the windows to the dispatcher
+ mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {firstWindow, secondWindow}}});
+
+ PointF pointInFirst = {300, 200};
+ PointF pointInSecond = {300, 600};
+
+ // Send down to the first window
+ NotifyMotionArgs firstDownMotionArgs =
+ generateMotionArgs(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_TOUCHSCREEN,
+ ADISPLAY_ID_DEFAULT, {pointInFirst});
+ mDispatcher->notifyMotion(&firstDownMotionArgs);
+ // Only the first window should get the down event
+ firstWindow->consumeMotionDown();
+ secondWindow->assertNoEvents();
+
+ // Send down to the second window
+ NotifyMotionArgs secondDownMotionArgs =
+ generateMotionArgs(AMOTION_EVENT_ACTION_POINTER_DOWN |
+ (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+ AINPUT_SOURCE_TOUCHSCREEN, ADISPLAY_ID_DEFAULT,
+ {pointInFirst, pointInSecond});
+ mDispatcher->notifyMotion(&secondDownMotionArgs);
+ // The first window gets a move and the second a down
+ firstWindow->consumeMotionMove();
+ secondWindow->consumeMotionDown();
+
+ // Transfer touch focus to the second window
+ const bool transferred = mDispatcher->transferTouch(secondWindow->getToken());
+ // The 'transferTouch' call should not succeed, because there are 2 touched windows
+ ASSERT_FALSE(transferred);
+ firstWindow->assertNoEvents();
+ secondWindow->assertNoEvents();
+
+ // The rest of the dispatch should proceed as normal
+ // Send pointer up to the second window
+ NotifyMotionArgs pointerUpMotionArgs =
+ generateMotionArgs(AMOTION_EVENT_ACTION_POINTER_UP |
+ (1 << AMOTION_EVENT_ACTION_POINTER_INDEX_SHIFT),
+ AINPUT_SOURCE_TOUCHSCREEN, ADISPLAY_ID_DEFAULT,
+ {pointInFirst, pointInSecond});
+ mDispatcher->notifyMotion(&pointerUpMotionArgs);
+ // The first window gets MOVE and the second gets pointer up
+ firstWindow->consumeMotionMove();
+ secondWindow->consumeMotionUp();
+
+ // Send up event to the first window
+ NotifyMotionArgs upMotionArgs =
+ generateMotionArgs(AMOTION_EVENT_ACTION_UP, AINPUT_SOURCE_TOUCHSCREEN,
+ ADISPLAY_ID_DEFAULT);
+ mDispatcher->notifyMotion(&upMotionArgs);
+ // The first window gets nothing and the second gets up
+ firstWindow->consumeMotionUp();
+ secondWindow->assertNoEvents();
+}
+
TEST_F(InputDispatcherTest, FocusedWindow_ReceivesFocusEventAndKeyEvent) {
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window =
@@ -2029,6 +2148,19 @@
expectedDisplayId, expectedFlags);
}
+ MotionEvent* consumeMotion() {
+ InputEvent* event = mInputReceiver->consume();
+ if (!event) {
+ ADD_FAILURE() << "No event was produced";
+ return nullptr;
+ }
+ if (event->getType() != AINPUT_EVENT_TYPE_MOTION) {
+ ADD_FAILURE() << "Received event of type " << event->getType() << " instead of motion";
+ return nullptr;
+ }
+ return static_cast<MotionEvent*>(event);
+ }
+
void assertNoEvents() { mInputReceiver->assertNoEvents(); }
private:
@@ -2115,6 +2247,27 @@
mFakePolicy->assertNotifyMonitorResponsiveWasCalled();
}
+// Tests for gesture monitors
+TEST_F(InputDispatcherTest, GestureMonitor_NoWindowTransform) {
+ std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
+ sp<FakeWindowHandle> window =
+ new FakeWindowHandle(application, mDispatcher, "Fake Window", ADISPLAY_ID_DEFAULT);
+ mDispatcher->setInputWindows({{ADISPLAY_ID_DEFAULT, {window}}});
+ window->setWindowOffset(20, 40);
+ window->setWindowTransform(0, 1, -1, 0);
+
+ FakeMonitorReceiver monitor = FakeMonitorReceiver(mDispatcher, "GM_1", ADISPLAY_ID_DEFAULT,
+ true /*isGestureMonitor*/);
+
+ ASSERT_EQ(InputEventInjectionResult::SUCCEEDED,
+ injectMotionDown(mDispatcher, AINPUT_SOURCE_TOUCHSCREEN, ADISPLAY_ID_DEFAULT))
+ << "Inject motion event should return InputEventInjectionResult::SUCCEEDED";
+ window->consumeMotionDown(ADISPLAY_ID_DEFAULT);
+ MotionEvent* event = monitor.consumeMotion();
+ // Even though window has transform, gesture monitor must not.
+ ASSERT_EQ(ui::Transform(), event->getTransform());
+}
+
TEST_F(InputDispatcherTest, TestMoveEvent) {
std::shared_ptr<FakeApplicationHandle> application = std::make_shared<FakeApplicationHandle>();
sp<FakeWindowHandle> window =
@@ -3059,6 +3212,25 @@
mFakePolicy->assertOnPointerDownWasNotCalled();
}
+// Have two windows, one with focus. Injecting a trusted DOWN MotionEvent with the flag
+// NO_FOCUS_CHANGE on the unfocused window should not call the onPointerDownOutsideFocus callback.
+TEST_F(InputDispatcherOnPointerDownOutsideFocus, NoFocusChangeFlag) {
+ const MotionEvent event =
+ MotionEventBuilder(AMOTION_EVENT_ACTION_DOWN, AINPUT_SOURCE_MOUSE)
+ .eventTime(systemTime(SYSTEM_TIME_MONOTONIC))
+ .pointer(PointerBuilder(/* id */ 0, AMOTION_EVENT_TOOL_TYPE_FINGER).x(20).y(20))
+ .addFlag(AMOTION_EVENT_FLAG_NO_FOCUS_CHANGE)
+ .build();
+ ASSERT_EQ(InputEventInjectionResult::SUCCEEDED, injectMotionEvent(mDispatcher, event))
+ << "Inject motion event should return InputEventInjectionResult::SUCCEEDED";
+ mUnfocusedWindow->consumeAnyMotionDown(ADISPLAY_ID_DEFAULT, AMOTION_EVENT_FLAG_NO_FOCUS_CHANGE);
+
+ ASSERT_TRUE(mDispatcher->waitForIdle());
+ mFakePolicy->assertOnPointerDownWasNotCalled();
+ // Ensure that the unfocused window did not receive any FOCUS events.
+ mUnfocusedWindow->assertNoEvents();
+}
+
// These tests ensures we can send touch events to a single client when there are multiple input
// windows that point to the same client token.
class InputDispatcherMultiWindowSameTokenTests : public InputDispatcherTest {
diff --git a/services/sensorservice/SensorDevice.cpp b/services/sensorservice/SensorDevice.cpp
index d8e8b52..5d6f8c7 100644
--- a/services/sensorservice/SensorDevice.cpp
+++ b/services/sensorservice/SensorDevice.cpp
@@ -132,8 +132,6 @@
}
void SensorDevice::initializeSensorList() {
- float minPowerMa = 0.001; // 1 microAmp
-
checkReturn(mSensors->getSensorsList(
[&](const auto &list) {
const size_t count = list.size();
@@ -151,13 +149,18 @@
// Don't crash in this case since CTS will verify that devices don't go to
// production with a resolution of 0.
if (sensor.resolution != 0) {
- double promotedResolution = sensor.resolution;
- double promotedMaxRange = sensor.maxRange;
- if (fmod(promotedMaxRange, promotedResolution) != 0) {
- ALOGW("%s's max range %f is not a multiple of the resolution %f",
- sensor.name, sensor.maxRange, sensor.resolution);
- SensorDeviceUtils::quantizeValue(
- &sensor.maxRange, promotedResolution);
+ float quantizedRange = sensor.maxRange;
+ SensorDeviceUtils::quantizeValue(
+ &quantizedRange, sensor.resolution, /*factor=*/ 1);
+ // Only rewrite maxRange if the requantization produced a "significant"
+ // change, which is fairly arbitrarily defined as resolution / 8.
+ // Smaller deltas are permitted, as they may simply be due to floating
+ // point representation error, etc.
+ if (fabsf(sensor.maxRange - quantizedRange) > sensor.resolution / 8) {
+ ALOGW("%s's max range %.12f is not a multiple of the resolution "
+ "%.12f - updated to %.12f", sensor.name, sensor.maxRange,
+ sensor.resolution, quantizedRange);
+ sensor.maxRange = quantizedRange;
}
} else {
// Don't crash here or the device will go into a crashloop.
@@ -166,10 +169,11 @@
}
// Sanity check and clamp power if it is 0 (or close)
- if (sensor.power < minPowerMa) {
- ALOGI("Reported power %f not deemed sane, clamping to %f",
- sensor.power, minPowerMa);
- sensor.power = minPowerMa;
+ constexpr float MIN_POWER_MA = 0.001; // 1 microAmp
+ if (sensor.power < MIN_POWER_MA) {
+ ALOGI("%s's reported power %f invalid, clamped to %f",
+ sensor.name, sensor.power, MIN_POWER_MA);
+ sensor.power = MIN_POWER_MA;
}
mSensorList.push_back(sensor);
diff --git a/services/sensorservice/SensorDeviceUtils.h b/services/sensorservice/SensorDeviceUtils.h
index 1309971..255f7e1 100644
--- a/services/sensorservice/SensorDeviceUtils.h
+++ b/services/sensorservice/SensorDeviceUtils.h
@@ -32,16 +32,15 @@
namespace android {
namespace SensorDeviceUtils {
-// Quantizes a single value using a sensor's resolution.
-inline void quantizeValue(float *value, double resolution) {
+// Quantizes a single value to (a fractional factor of) a sensor's resolution. Typically we
+// increase the value of the sensor's nominal resolution to ensure that sensor accuracy
+// improvements, like runtime calibration, are not masked during requantization.
+inline void quantizeValue(float *value, double resolution, double factor = 0.125) {
if (resolution == 0) {
return;
}
- // Increase the value of the sensor's nominal resolution to ensure that
- // sensor accuracy improvements, like runtime calibration, are not masked
- // during requantization.
- double incRes = 0.125 * resolution;
+ double incRes = factor * resolution;
*value = round(static_cast<double>(*value) / incRes) * incRes;
}
diff --git a/services/stats/android.frameworks.stats@1.0-service.xml b/services/stats/android.frameworks.stats@1.0-service.xml
index 5fd361c..c564b7b 100644
--- a/services/stats/android.frameworks.stats@1.0-service.xml
+++ b/services/stats/android.frameworks.stats@1.0-service.xml
@@ -1,5 +1,5 @@
<manifest version="1.0" type="framework">
- <hal>
+ <hal max-level="5">
<name>android.frameworks.stats</name>
<transport>hwbinder</transport>
<version>1.0</version>
diff --git a/services/surfaceflinger/Android.bp b/services/surfaceflinger/Android.bp
index 9885352..f20bfe1 100644
--- a/services/surfaceflinger/Android.bp
+++ b/services/surfaceflinger/Android.bp
@@ -25,7 +25,7 @@
name: "libsurfaceflinger_defaults",
defaults: [
"surfaceflinger_defaults",
- "skia_deps",
+ "skia_renderengine_deps",
],
cflags: [
"-DLOG_TAG=\"SurfaceFlinger\"",
diff --git a/services/surfaceflinger/BufferStateLayer.cpp b/services/surfaceflinger/BufferStateLayer.cpp
index 24b3599..fcf8299 100644
--- a/services/surfaceflinger/BufferStateLayer.cpp
+++ b/services/surfaceflinger/BufferStateLayer.cpp
@@ -295,12 +295,72 @@
return true;
}
+bool BufferStateLayer::setDestinationFrame(const Rect& destinationFrame) {
+ if (mCurrentState.destinationFrame == destinationFrame) return false;
+
+ mCurrentState.sequence++;
+ mCurrentState.destinationFrame = destinationFrame;
+
+ mCurrentState.modified = true;
+ setTransactionFlags(eTransactionNeeded);
+ return true;
+}
+
+// Translate destination frame into scale and position. If a destination frame is not set, use the
+// provided scale and position
+void BufferStateLayer::updateGeometry() {
+ if (mCurrentState.destinationFrame.isEmpty()) {
+ // If destination frame is not set, use the requested transform set via
+ // BufferStateLayer::setPosition and BufferStateLayer::setMatrix.
+ mCurrentState.transform = mRequestedTransform;
+ return;
+ }
+
+ Rect destRect = mCurrentState.destinationFrame;
+ int32_t destW = destRect.width();
+ int32_t destH = destRect.height();
+ if (destRect.left < 0) {
+ destRect.left = 0;
+ destRect.right = destW;
+ }
+ if (destRect.top < 0) {
+ destRect.top = 0;
+ destRect.bottom = destH;
+ }
+
+ if (!mCurrentState.buffer) {
+ ui::Transform t;
+ t.set(destRect.left, destRect.top);
+ mCurrentState.transform = t;
+ return;
+ }
+
+ uint32_t bufferWidth = mCurrentState.buffer->getBuffer()->getWidth();
+ uint32_t bufferHeight = mCurrentState.buffer->getBuffer()->getHeight();
+ // Undo any transformations on the buffer.
+ if (mCurrentState.bufferTransform & ui::Transform::ROT_90) {
+ std::swap(bufferWidth, bufferHeight);
+ }
+ uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
+ if (mCurrentState.transformToDisplayInverse) {
+ if (invTransform & ui::Transform::ROT_90) {
+ std::swap(bufferWidth, bufferHeight);
+ }
+ }
+
+ float sx = destW / static_cast<float>(bufferWidth);
+ float sy = destH / static_cast<float>(bufferHeight);
+ ui::Transform t;
+ t.set(sx, 0, 0, sy);
+ t.set(destRect.left, destRect.top);
+ mCurrentState.transform = t;
+ return;
+}
+
bool BufferStateLayer::setMatrix(const layer_state_t::matrix22_t& matrix,
bool allowNonRectPreservingTransforms) {
- if (mCurrentState.transform.dsdx() == matrix.dsdx &&
- mCurrentState.transform.dtdy() == matrix.dtdy &&
- mCurrentState.transform.dtdx() == matrix.dtdx &&
- mCurrentState.transform.dsdy() == matrix.dsdy) {
+ if (mRequestedTransform.dsdx() == matrix.dsdx && mRequestedTransform.dtdy() == matrix.dtdy &&
+ mRequestedTransform.dtdx() == matrix.dtdx && mRequestedTransform.dsdy() == matrix.dsdy) {
return false;
}
@@ -313,7 +373,7 @@
return false;
}
- mCurrentState.transform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy);
+ mRequestedTransform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy);
mCurrentState.sequence++;
mCurrentState.modified = true;
@@ -323,11 +383,11 @@
}
bool BufferStateLayer::setPosition(float x, float y) {
- if (mCurrentState.transform.tx() == x && mCurrentState.transform.ty() == y) {
+ if (mRequestedTransform.tx() == x && mRequestedTransform.ty() == y) {
return false;
}
- mCurrentState.transform.set(x, y);
+ mRequestedTransform.set(x, y);
mCurrentState.sequence++;
mCurrentState.modified = true;
@@ -523,35 +583,35 @@
Rect BufferStateLayer::getBufferSize(const State& s) const {
// for buffer state layers we use the display frame size as the buffer size.
- if (getActiveWidth(s) < UINT32_MAX && getActiveHeight(s) < UINT32_MAX) {
- return Rect(getActiveWidth(s), getActiveHeight(s));
- }
if (mBufferInfo.mBuffer == nullptr) {
return Rect::INVALID_RECT;
}
- // if the display frame is not defined, use the parent bounds as the buffer size.
- const auto& p = mDrawingParent.promote();
- if (p != nullptr) {
- Rect parentBounds = Rect(p->getBounds(Region()));
- if (!parentBounds.isEmpty()) {
- return parentBounds;
+ uint32_t bufWidth = mBufferInfo.mBuffer->getBuffer()->getWidth();
+ uint32_t bufHeight = mBufferInfo.mBuffer->getBuffer()->getHeight();
+
+ // Undo any transformations on the buffer and return the result.
+ if (mBufferInfo.mTransform & ui::Transform::ROT_90) {
+ std::swap(bufWidth, bufHeight);
+ }
+
+ if (getTransformToDisplayInverse()) {
+ uint32_t invTransform = DisplayDevice::getPrimaryDisplayRotationFlags();
+ if (invTransform & ui::Transform::ROT_90) {
+ std::swap(bufWidth, bufHeight);
}
}
- return Rect::INVALID_RECT;
+ return Rect(0, 0, bufWidth, bufHeight);
}
FloatRect BufferStateLayer::computeSourceBounds(const FloatRect& parentBounds) const {
- const State& s(getDrawingState());
- // for buffer state layers we use the display frame size as the buffer size.
- if (getActiveWidth(s) < UINT32_MAX && getActiveHeight(s) < UINT32_MAX) {
- return FloatRect(0, 0, getActiveWidth(s), getActiveHeight(s));
+ if (mBufferInfo.mBuffer == nullptr) {
+ return parentBounds;
}
- // if the display frame is not defined, use the parent bounds as the buffer size.
- return parentBounds;
+ return getBufferSize(getDrawingState()).toFloatRect();
}
// -----------------------------------------------------------------------
diff --git a/services/surfaceflinger/BufferStateLayer.h b/services/surfaceflinger/BufferStateLayer.h
index 570a41a..2e48452 100644
--- a/services/surfaceflinger/BufferStateLayer.h
+++ b/services/surfaceflinger/BufferStateLayer.h
@@ -51,9 +51,6 @@
return flags;
}
- uint32_t getActiveWidth(const Layer::State& s) const override { return s.width; }
- uint32_t getActiveHeight(const Layer::State& s) const override { return s.height; }
- ui::Transform getActiveTransform(const Layer::State& s) const override { return s.transform; }
Region getActiveTransparentRegion(const Layer::State& s) const override {
return s.transparentRegionHint;
}
@@ -89,6 +86,8 @@
void setAutoRefresh(bool autoRefresh) override;
bool setBufferCrop(const Rect& bufferCrop) override;
+ bool setDestinationFrame(const Rect& destinationFrame) override;
+ void updateGeometry() override;
// -----------------------------------------------------------------------
@@ -181,6 +180,10 @@
// - If the integer decreases in setBuffer or doTransaction, a buffer was dropped
std::atomic<int32_t> mPendingBufferTransactions{0};
+ // Contains requested position and matrix updates. This will be applied if the client does
+ // not specify a destination frame.
+ ui::Transform mRequestedTransform;
+
// TODO(marissaw): support sticky transform for LEGACY camera mode
class HwcSlotGenerator : public ClientCache::ErasedRecipient {
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
index af58245..257974f 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/Output.h
@@ -163,6 +163,9 @@
// Enables (or disables) composition on this output
virtual void setCompositionEnabled(bool) = 0;
+ // Enables (or disables) layer caching on this output
+ virtual void setLayerCachingEnabled(bool) = 0;
+
// Sets the projection state to use
virtual void setProjection(ui::Rotation orientation, const Rect& layerStackSpaceRect,
const Rect& orientedDisplaySpaceRect) = 0;
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/HwcBufferCache.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/HwcBufferCache.h
index aa049a8..fd22aa3 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/HwcBufferCache.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/HwcBufferCache.h
@@ -57,11 +57,15 @@
void getHwcBuffer(int slot, const sp<GraphicBuffer>& buffer, uint32_t* outSlot,
sp<GraphicBuffer>* outBuffer);
+ // Special caching slot for the layer caching feature.
+ static const constexpr size_t FLATTENER_CACHING_SLOT = BufferQueue::NUM_BUFFER_SLOTS;
+
private:
// an array where the index corresponds to a slot and the value corresponds to a (counter,
// buffer) pair. "counter" is a unique value that indicates the last time this slot was updated
// or used and allows us to keep track of the least-recently used buffer.
- wp<GraphicBuffer> mBuffers[BufferQueue::NUM_BUFFER_SLOTS];
+ static const constexpr size_t kMaxLayerBufferCount = BufferQueue::NUM_BUFFER_SLOTS + 1;
+ wp<GraphicBuffer> mBuffers[kMaxLayerBufferCount];
};
} // namespace compositionengine::impl
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
index 07eaaef..f10ff25 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/Output.h
@@ -20,6 +20,7 @@
#include <compositionengine/Output.h>
#include <compositionengine/impl/ClientCompositionRequestCache.h>
#include <compositionengine/impl/OutputCompositionState.h>
+#include <compositionengine/impl/planner/Planner.h>
#include <renderengine/DisplaySettings.h>
#include <renderengine/LayerSettings.h>
#include <memory>
@@ -28,21 +29,18 @@
namespace android::compositionengine::impl {
-namespace planner {
-class Planner;
-} // namespace planner
-
// The implementation class contains the common implementation, but does not
// actually contain the final output state.
class Output : public virtual compositionengine::Output {
public:
- Output();
+ Output() = default;
~Output() override;
// compositionengine::Output overrides
bool isValid() const override;
std::optional<DisplayId> getDisplayId() const override;
void setCompositionEnabled(bool) override;
+ void setLayerCachingEnabled(bool) override;
void setProjection(ui::Rotation orientation, const Rect& layerStackSpaceRect,
const Rect& orientedDisplaySpaceRect) override;
void setDisplaySize(const ui::Size&) override;
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h
index 2488c66..2ffd472 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayer.h
@@ -78,9 +78,10 @@
void writeSidebandStateToHWC(HWC2::Layer*, const LayerFECompositionState&);
void writeBufferStateToHWC(HWC2::Layer*, const LayerFECompositionState&);
void writeCompositionTypeToHWC(HWC2::Layer*, Hwc2::IComposerClient::Composition,
- bool isPeekingThrough);
+ bool isPeekingThrough, bool skipLayer);
void detectDisallowedCompositionTypeChange(Hwc2::IComposerClient::Composition from,
Hwc2::IComposerClient::Composition to) const;
+ bool isClientCompositionForced(bool isPeekingThrough) const;
};
// This template factory function standardizes the implementation details of the
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayerCompositionState.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayerCompositionState.h
index 356965c..3f670a1 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayerCompositionState.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/OutputLayerCompositionState.h
@@ -102,7 +102,7 @@
// behind the OutputLayer represented by this CompositionState and will
// be visible through it. Unowned - the OutputLayer's lifetime will
// outlast this.)
- OutputLayer* peekThroughLayer = nullptr;
+ compositionengine::OutputLayer* peekThroughLayer = nullptr;
} overrideInfo;
/*
@@ -125,6 +125,9 @@
// Set to true when overridden info has been sent to HW composer
bool stateOverridden = false;
+
+ // True when this layer was skipped as part of SF-side layer caching.
+ bool layerSkipped = false;
};
// The HWC state is optional, and is only set up if there is any potential
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/CachedSet.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/CachedSet.h
index a6c4eaf..06f26eb 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/CachedSet.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/CachedSet.h
@@ -60,7 +60,6 @@
void addLayer(const LayerState*, std::chrono::steady_clock::time_point lastUpdate);
std::chrono::steady_clock::time_point getLastUpdate() const { return mLastUpdate; }
- NonBufferHash getFingerprint() const { return mFingerprint; }
size_t getLayerCount() const { return mLayers.size(); }
const Layer& getFirstLayer() const { return mLayers[0]; }
const Rect& getBounds() const { return mBounds; }
@@ -121,7 +120,7 @@
void addHolePunchLayerIfFeasible(const CachedSet&, bool isFirstLayer);
// Retrieve the layer that will be drawn behind this one.
- OutputLayer* getHolePunchLayer() const;
+ compositionengine::OutputLayer* getHolePunchLayer() const;
private:
CachedSet() = default;
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Flattener.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Flattener.h
index 942592a..864251f 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Flattener.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Flattener.h
@@ -36,8 +36,7 @@
class Flattener {
public:
- Flattener(Predictor& predictor, bool enableHolePunch = false)
- : mEnableHolePunch(enableHolePunch), mPredictor(predictor) {}
+ Flattener(bool enableHolePunch = false) : mEnableHolePunch(enableHolePunch) {}
void setDisplaySize(ui::Size size) { mDisplaySize = size; }
@@ -49,6 +48,7 @@
const OutputCompositionState& outputState);
void dump(std::string& result) const;
+ void dumpLayers(std::string& result) const;
private:
size_t calculateDisplayCost(const std::vector<const LayerState*>& layers) const;
@@ -63,7 +63,6 @@
void buildCachedSets(std::chrono::steady_clock::time_point now);
const bool mEnableHolePunch;
- Predictor& mPredictor;
ui::Size mDisplaySize;
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Planner.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Planner.h
index c2037a8..4365b93 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Planner.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/impl/planner/Planner.h
@@ -76,6 +76,8 @@
std::optional<Predictor::PredictedPlan> mPredictedPlan;
NonBufferHash mFlattenedHash = 0;
+
+ bool mPredictorEnabled = false;
};
} // namespace compositionengine::impl::planner
diff --git a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h
index 49d93ca..4b4d375 100644
--- a/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h
+++ b/services/surfaceflinger/CompositionEngine/include/compositionengine/mock/Output.h
@@ -36,6 +36,7 @@
MOCK_CONST_METHOD0(getDisplayId, std::optional<DisplayId>());
MOCK_METHOD1(setCompositionEnabled, void(bool));
+ MOCK_METHOD1(setLayerCachingEnabled, void(bool));
MOCK_METHOD3(setProjection, void(ui::Rotation, const Rect&, const Rect&));
MOCK_METHOD1(setDisplaySize, void(const ui::Size&));
MOCK_METHOD2(setLayerStackFilter, void(uint32_t, bool));
diff --git a/services/surfaceflinger/CompositionEngine/src/ClientCompositionRequestCache.cpp b/services/surfaceflinger/CompositionEngine/src/ClientCompositionRequestCache.cpp
index 27b0c80..7e020ee 100644
--- a/services/surfaceflinger/CompositionEngine/src/ClientCompositionRequestCache.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/ClientCompositionRequestCache.cpp
@@ -36,7 +36,8 @@
lhs.sourceDataspace == rhs.sourceDataspace &&
lhs.colorTransform == rhs.colorTransform &&
lhs.disableBlending == rhs.disableBlending && lhs.shadow == rhs.shadow &&
- lhs.backgroundBlurRadius == rhs.backgroundBlurRadius;
+ lhs.backgroundBlurRadius == rhs.backgroundBlurRadius &&
+ lhs.stretchEffect == rhs.stretchEffect;
}
inline bool equalIgnoringBuffer(const renderengine::Buffer& lhs, const renderengine::Buffer& rhs) {
diff --git a/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp b/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp
index 0cc2c6e..5565396 100644
--- a/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/DumpHelpers.cpp
@@ -101,9 +101,9 @@
}
void dumpVal(std::string& out, const char* name, const StretchEffect& effect) {
- StringAppendF(&out, "%s={ area=[%f, %f, %f, %f], vec=(%f, %f), max=%f } ", name,
- effect.area.left, effect.area.top, effect.area.right, effect.area.bottom,
- effect.vectorX, effect.vectorY, effect.maxAmount);
+ StringAppendF(&out, "%s={ width =%f, height = %f, vec=(%f, %f), max=(%f, %f) } ", name,
+ effect.width, effect.height,
+ effect.vectorX, effect.vectorY, effect.maxAmountX, effect.maxAmountY);
}
} // namespace android::compositionengine::impl
diff --git a/services/surfaceflinger/CompositionEngine/src/HwcBufferCache.cpp b/services/surfaceflinger/CompositionEngine/src/HwcBufferCache.cpp
index cedc333..f95382d 100644
--- a/services/surfaceflinger/CompositionEngine/src/HwcBufferCache.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/HwcBufferCache.cpp
@@ -36,7 +36,7 @@
sp<GraphicBuffer>* outBuffer) {
// default is 0
if (slot == BufferQueue::INVALID_BUFFER_SLOT || slot < 0 ||
- slot >= BufferQueue::NUM_BUFFER_SLOTS) {
+ slot >= static_cast<int32_t>(kMaxLayerBufferCount)) {
*outSlot = 0;
} else {
*outSlot = static_cast<uint32_t>(slot);
diff --git a/services/surfaceflinger/CompositionEngine/src/Output.cpp b/services/surfaceflinger/CompositionEngine/src/Output.cpp
index 6c2f9c5..bf36355 100644
--- a/services/surfaceflinger/CompositionEngine/src/Output.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/Output.cpp
@@ -55,18 +55,6 @@
namespace impl {
-Output::Output() {
- const bool enableLayerCaching = [] {
- const bool enable =
- android::sysprop::SurfaceFlingerProperties::enable_layer_caching().value_or(false);
- return base::GetBoolProperty(std::string("debug.sf.enable_layer_caching"), enable);
- }();
-
- if (enableLayerCaching) {
- mPlanner = std::make_unique<planner::Planner>();
- }
-}
-
namespace {
template <typename T>
@@ -135,6 +123,21 @@
dirtyEntireOutput();
}
+void Output::setLayerCachingEnabled(bool enabled) {
+ if (enabled == (mPlanner != nullptr)) {
+ return;
+ }
+
+ if (enabled) {
+ mPlanner = std::make_unique<planner::Planner>();
+ if (mRenderSurface) {
+ mPlanner->setDisplaySize(mRenderSurface->getSize());
+ }
+ } else {
+ mPlanner.reset();
+ }
+}
+
void Output::setProjection(ui::Rotation orientation, const Rect& layerStackSpaceRect,
const Rect& orientedDisplaySpaceRect) {
auto& outputState = editState();
@@ -719,7 +722,7 @@
editState().earliestPresentTime = refreshArgs.earliestPresentTime;
- OutputLayer* peekThroughLayer = nullptr;
+ compositionengine::OutputLayer* peekThroughLayer = nullptr;
sp<GraphicBuffer> previousOverride = nullptr;
bool includeGeometry = refreshArgs.updatingGeometryThisFrame;
uint32_t z = 0;
diff --git a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
index 7f5c01c..cd14327 100644
--- a/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/OutputLayer.cpp
@@ -14,10 +14,12 @@
* limitations under the License.
*/
+#include <DisplayHardware/Hal.h>
#include <android-base/stringprintf.h>
#include <compositionengine/DisplayColorProfile.h>
#include <compositionengine/LayerFECompositionState.h>
#include <compositionengine/Output.h>
+#include <compositionengine/impl/HwcBufferCache.h>
#include <compositionengine/impl/OutputCompositionState.h>
#include <compositionengine/impl/OutputLayer.h>
#include <compositionengine/impl/OutputLayerCompositionState.h>
@@ -349,12 +351,14 @@
writeOutputDependentPerFrameStateToHWC(hwcLayer.get());
writeOutputIndependentPerFrameStateToHWC(hwcLayer.get(), *outputIndependentState);
- writeCompositionTypeToHWC(hwcLayer.get(), requestedCompositionType, isPeekingThrough);
+ writeCompositionTypeToHWC(hwcLayer.get(), requestedCompositionType, isPeekingThrough,
+ skipLayer);
// Always set the layer color after setting the composition type.
writeSolidColorStateToHWC(hwcLayer.get(), *outputIndependentState);
editState().hwc->stateOverridden = isOverridden;
+ editState().hwc->layerSkipped = skipLayer;
}
void OutputLayer::writeOutputDependentGeometryStateToHWC(HWC2::Layer* hwcLayer,
@@ -481,7 +485,8 @@
const Region& surfaceDamage = getState().overrideInfo.buffer
? getState().overrideInfo.damageRegion
- : outputIndependentState.surfaceDamage;
+ : (getState().hwc->stateOverridden ? Region::INVALID_REGION
+ : outputIndependentState.surfaceDamage);
if (auto error = hwcLayer->setSurfaceDamage(surfaceDamage); error != hal::Error::NONE) {
ALOGE("[%s] Failed to set surface damage: %s (%d)", getLayerFE().getDebugName(),
@@ -548,9 +553,11 @@
sp<GraphicBuffer> buffer = outputIndependentState.buffer;
sp<Fence> acquireFence = outputIndependentState.acquireFence;
+ int slot = outputIndependentState.bufferSlot;
if (getState().overrideInfo.buffer != nullptr) {
buffer = getState().overrideInfo.buffer->getBuffer();
acquireFence = getState().overrideInfo.acquireFence;
+ slot = HwcBufferCache::FLATTENER_CACHING_SLOT;
}
ALOGV("Writing buffer %p", buffer.get());
@@ -559,8 +566,7 @@
sp<GraphicBuffer> hwcBuffer;
// We need access to the output-dependent state for the buffer cache there,
// though otherwise the buffer is not output-dependent.
- editState().hwc->hwcBufferCache.getHwcBuffer(outputIndependentState.bufferSlot, buffer,
- &hwcSlot, &hwcBuffer);
+ editState().hwc->hwcBufferCache.getHwcBuffer(slot, buffer, &hwcSlot, &hwcBuffer);
if (auto error = hwcLayer->setBuffer(hwcSlot, hwcBuffer, acquireFence);
error != hal::Error::NONE) {
@@ -571,17 +577,19 @@
void OutputLayer::writeCompositionTypeToHWC(HWC2::Layer* hwcLayer,
hal::Composition requestedCompositionType,
- bool isPeekingThrough) {
+ bool isPeekingThrough, bool skipLayer) {
auto& outputDependentState = editState();
- // If we are forcing client composition, we need to tell the HWC
- if (outputDependentState.forceClientComposition ||
- (!isPeekingThrough && getLayerFE().hasRoundedCorners())) {
+ if (isClientCompositionForced(isPeekingThrough)) {
+ // If we are forcing client composition, we need to tell the HWC
requestedCompositionType = hal::Composition::CLIENT;
}
// Set the requested composition type with the HWC whenever it changes
- if (outputDependentState.hwc->hwcCompositionType != requestedCompositionType) {
+ // We also resend the composition type when this layer was previously skipped, to ensure that
+ // the composition type is up-to-date.
+ if (outputDependentState.hwc->hwcCompositionType != requestedCompositionType ||
+ (outputDependentState.hwc->layerSkipped && !skipLayer)) {
outputDependentState.hwc->hwcCompositionType = requestedCompositionType;
if (auto error = hwcLayer->setCompositionType(requestedCompositionType);
@@ -661,12 +669,22 @@
}
}
+bool OutputLayer::isClientCompositionForced(bool isPeekingThrough) const {
+ return getState().forceClientComposition ||
+ (!isPeekingThrough && getLayerFE().hasRoundedCorners());
+}
+
void OutputLayer::applyDeviceCompositionTypeChange(hal::Composition compositionType) {
auto& state = editState();
LOG_FATAL_IF(!state.hwc);
auto& hwcState = *state.hwc;
- detectDisallowedCompositionTypeChange(hwcState.hwcCompositionType, compositionType);
+ // Only detected disallowed changes if this was not a skip layer, because the
+ // validated composition type may be arbitrary (usually DEVICE, to reflect that there were
+ // fewer GPU layers)
+ if (!hwcState.layerSkipped) {
+ detectDisallowedCompositionTypeChange(hwcState.hwcCompositionType, compositionType);
+ }
hwcState.hwcCompositionType = compositionType;
}
diff --git a/services/surfaceflinger/CompositionEngine/src/planner/CachedSet.cpp b/services/surfaceflinger/CompositionEngine/src/planner/CachedSet.cpp
index 4cf83d9..67854cf 100644
--- a/services/surfaceflinger/CompositionEngine/src/planner/CachedSet.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/planner/CachedSet.cpp
@@ -306,7 +306,7 @@
}
}
-OutputLayer* CachedSet::getHolePunchLayer() const {
+compositionengine::OutputLayer* CachedSet::getHolePunchLayer() const {
return mHolePunchLayer ? mHolePunchLayer->getOutputLayer() : nullptr;
}
diff --git a/services/surfaceflinger/CompositionEngine/src/planner/Flattener.cpp b/services/surfaceflinger/CompositionEngine/src/planner/Flattener.cpp
index b4e7610..4453a99 100644
--- a/services/surfaceflinger/CompositionEngine/src/planner/Flattener.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/planner/Flattener.cpp
@@ -20,7 +20,6 @@
#include <compositionengine/impl/planner/Flattener.h>
#include <compositionengine/impl/planner/LayerState.h>
-#include <compositionengine/impl/planner/Predictor.h>
using time_point = std::chrono::steady_clock::time_point;
using namespace std::chrono_literals;
@@ -45,7 +44,10 @@
}
for (size_t i = 0; i < incomingLayers.size(); i++) {
- if (incomingLayers[i]->getDifferingFields(*(existingLayers[i])) != LayerStateField::None) {
+ // Checking the IDs here is very strict, but we do this as otherwise we may mistakenly try
+ // to access destroyed OutputLayers later on.
+ if (incomingLayers[i]->getId() != existingLayers[i]->getId() ||
+ incomingLayers[i]->getDifferingFields(*(existingLayers[i])) != LayerStateField::None) {
return false;
}
}
@@ -96,6 +98,14 @@
mNewCachedSet->render(renderEngine, outputState);
}
+void Flattener::dumpLayers(std::string& result) const {
+ result.append(" Current layers:");
+ for (const CachedSet& layer : mLayers) {
+ result.append("\n");
+ layer.dump(result);
+ }
+}
+
void Flattener::dump(std::string& result) const {
const auto now = std::chrono::steady_clock::now();
@@ -115,9 +125,11 @@
return left.first < right.first;
};
- const size_t maxLayerCount = std::max_element(mInitialLayerCounts.cbegin(),
- mInitialLayerCounts.cend(), compareLayerCounts)
- ->first;
+ const size_t maxLayerCount = mInitialLayerCounts.empty()
+ ? 0u
+ : std::max_element(mInitialLayerCounts.cbegin(), mInitialLayerCounts.cend(),
+ compareLayerCounts)
+ ->first;
result.append("\n Initial counts:\n");
for (size_t count = 1; count < maxLayerCount; ++count) {
@@ -140,11 +152,7 @@
base::StringAppendF(&result, "\n Current hash %016zx, last update %sago\n\n", mCurrentGeometry,
durationString(lastUpdate).c_str());
- result.append(" Current layers:");
- for (const CachedSet& layer : mLayers) {
- result.append("\n");
- layer.dump(result);
- }
+ dumpLayers(result);
}
size_t Flattener::calculateDisplayCost(const std::vector<const LayerState*>& layers) const {
@@ -232,7 +240,8 @@
auto currentLayerIter = mLayers.begin();
auto incomingLayerIter = layers.begin();
while (incomingLayerIter != layers.end()) {
- if (mNewCachedSet && mNewCachedSet->getFingerprint() == (*incomingLayerIter)->getHash()) {
+ if (mNewCachedSet &&
+ mNewCachedSet->getFirstLayer().getState()->getId() == (*incomingLayerIter)->getId()) {
if (mNewCachedSet->hasBufferUpdate()) {
ALOGV("[%s] Dropping new cached set", __func__);
++mInvalidatedCachedSetAges[0];
@@ -400,7 +409,7 @@
}
// TODO(b/181192467): Actually compute new LayerState vector and corresponding hash for each run
- mPredictor.getPredictedPlan({}, 0);
+ // and feedback into the predictor
++mCachedSetCreationCount;
mCachedSetCreationCost += mNewCachedSet->getCreationCost();
diff --git a/services/surfaceflinger/CompositionEngine/src/planner/Planner.cpp b/services/surfaceflinger/CompositionEngine/src/planner/Planner.cpp
index 7d2bf06..c26eb1e 100644
--- a/services/surfaceflinger/CompositionEngine/src/planner/Planner.cpp
+++ b/services/surfaceflinger/CompositionEngine/src/planner/Planner.cpp
@@ -27,8 +27,13 @@
namespace android::compositionengine::impl::planner {
Planner::Planner()
- : mFlattener(mPredictor,
- base::GetBoolProperty(std::string("debug.sf.enable_hole_punch_pip"), false)) {}
+ : mFlattener(base::GetBoolProperty(std::string("debug.sf.enable_hole_punch_pip"), false)) {
+ // Implicitly, layer caching must also be enabled.
+ // E.g., setprop debug.sf.enable_layer_caching 1, or
+ // adb shell service call SurfaceFlinger 1040 i32 1 [i64 <display ID>]
+ mPredictorEnabled =
+ base::GetBoolProperty(std::string("debug.sf.enable_planner_prediction"), false);
+}
void Planner::setDisplaySize(ui::Size size) {
mFlattener.setDisplaySize(size);
@@ -99,19 +104,25 @@
const bool layersWereFlattened = hash != mFlattenedHash;
ALOGV("[%s] Initial hash %zx flattened hash %zx", __func__, hash, mFlattenedHash);
- mPredictedPlan =
- mPredictor.getPredictedPlan(layersWereFlattened ? std::vector<const LayerState*>()
- : mCurrentLayers,
- mFlattenedHash);
- if (mPredictedPlan) {
- ALOGV("[%s] Predicting plan %s", __func__, to_string(mPredictedPlan->plan).c_str());
- } else {
- ALOGV("[%s] No prediction found\n", __func__);
+ if (mPredictorEnabled) {
+ mPredictedPlan =
+ mPredictor.getPredictedPlan(layersWereFlattened ? std::vector<const LayerState*>()
+ : mCurrentLayers,
+ mFlattenedHash);
+ if (mPredictedPlan) {
+ ALOGV("[%s] Predicting plan %s", __func__, to_string(mPredictedPlan->plan).c_str());
+ } else {
+ ALOGV("[%s] No prediction found\n", __func__);
+ }
}
}
void Planner::reportFinalPlan(
compositionengine::Output::OutputLayersEnumerator<compositionengine::Output>&& layers) {
+ if (!mPredictorEnabled) {
+ return;
+ }
+
Plan finalPlan;
const GraphicBuffer* currentOverrideBuffer = nullptr;
bool hasSkippedLayers = false;
@@ -185,7 +196,9 @@
return;
}
- mPredictor.compareLayerStacks(leftHash, rightHash, result);
+ if (mPredictorEnabled) {
+ mPredictor.compareLayerStacks(leftHash, rightHash, result);
+ }
} else if (command == "--describe" || command == "-d") {
if (args.size() < 3) {
base::StringAppendF(&result,
@@ -209,7 +222,9 @@
return;
}
- mPredictor.describeLayerStack(hash, result);
+ if (mPredictorEnabled) {
+ mPredictor.describeLayerStack(hash, result);
+ }
} else if (command == "--help" || command == "-h") {
dumpUsage(result);
} else if (command == "--similar" || command == "-s") {
@@ -232,7 +247,11 @@
return;
}
- mPredictor.listSimilarStacks(*plan, result);
+ if (mPredictorEnabled) {
+ mPredictor.listSimilarStacks(*plan, result);
+ }
+ } else if (command == "--layers" || command == "-l") {
+ mFlattener.dumpLayers(result);
} else {
base::StringAppendF(&result, "Unknown command '%s'\n\n", command.string());
dumpUsage(result);
@@ -245,7 +264,9 @@
mFlattener.dump(result);
result.append("\n");
- mPredictor.dump(result);
+ if (mPredictorEnabled) {
+ mPredictor.dump(result);
+ }
}
void Planner::dumpUsage(std::string& result) const {
@@ -268,6 +289,9 @@
result.append("[--similar|-s] <plan>\n");
result.append(" Prints the example layer names for similar stacks matching <plan>\n");
+
+ result.append("[--layers|-l]\n");
+ result.append(" Prints the current layers\n");
}
} // namespace android::compositionengine::impl::planner
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
index fb8ffce..5bd1216 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputLayerTest.cpp
@@ -14,6 +14,7 @@
* limitations under the License.
*/
+#include <compositionengine/impl/HwcBufferCache.h>
#include <compositionengine/impl/OutputLayer.h>
#include <compositionengine/impl/OutputLayerCompositionState.h>
#include <compositionengine/mock/CompositionEngine.h>
@@ -702,6 +703,7 @@
static constexpr ui::Dataspace kOverrideDataspace = static_cast<ui::Dataspace>(72);
static constexpr int kSupportedPerFrameMetadata = 101;
static constexpr int kExpectedHwcSlot = 0;
+ static constexpr int kOverrideHwcSlot = impl::HwcBufferCache::FLATTENER_CACHING_SLOT;
static constexpr bool kLayerGenericMetadata1Mandatory = true;
static constexpr bool kLayerGenericMetadata2Mandatory = true;
@@ -824,10 +826,11 @@
EXPECT_CALL(*mHwcLayer, setSidebandStream(kSidebandStreamHandle));
}
- void expectSetHdrMetadataAndBufferCalls(sp<GraphicBuffer> buffer = kBuffer,
+ void expectSetHdrMetadataAndBufferCalls(uint32_t hwcSlot = kExpectedHwcSlot,
+ sp<GraphicBuffer> buffer = kBuffer,
sp<Fence> fence = kFence) {
EXPECT_CALL(*mHwcLayer, setPerFrameMetadata(kSupportedPerFrameMetadata, kHdrMetadata));
- EXPECT_CALL(*mHwcLayer, setBuffer(kExpectedHwcSlot, buffer, fence));
+ EXPECT_CALL(*mHwcLayer, setBuffer(hwcSlot, buffer, fence));
}
void expectGenericLayerMetadataCalls() {
@@ -1060,15 +1063,125 @@
kOverrideBlendMode, kOverrideAlpha);
expectPerFrameCommonCalls(SimulateUnsupported::None, kOverrideDataspace, kOverrideVisibleRegion,
kOverrideSurfaceDamage);
- expectSetHdrMetadataAndBufferCalls(kOverrideBuffer, kOverrideFence);
+ expectSetHdrMetadataAndBufferCalls(kOverrideHwcSlot, kOverrideBuffer, kOverrideFence);
expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::DEVICE);
+ EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillRepeatedly(Return(false));
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/ false);
+}
+
+TEST_F(OutputLayerWriteStateToHWCTest, previousOverriddenLayerSendsSurfaceDamage) {
+ mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::DEVICE;
+ mOutputLayer.editState().hwc->stateOverridden = true;
+
+ expectGeometryCommonCalls();
+ expectPerFrameCommonCalls(SimulateUnsupported::None, kDataspace, kOutputSpaceVisibleRegion,
+ Region::INVALID_REGION);
+ expectSetHdrMetadataAndBufferCalls();
+ expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::DEVICE);
+ EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillRepeatedly(Return(false));
+
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/ false);
+}
+
+TEST_F(OutputLayerWriteStateToHWCTest, previousSkipLayerSendsUpdatedDeviceCompositionInfo) {
+ mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::DEVICE;
+ mOutputLayer.editState().hwc->stateOverridden = true;
+ mOutputLayer.editState().hwc->layerSkipped = true;
+ mOutputLayer.editState().hwc->hwcCompositionType = Hwc2::IComposerClient::Composition::DEVICE;
+
+ expectGeometryCommonCalls();
+ expectPerFrameCommonCalls(SimulateUnsupported::None, kDataspace, kOutputSpaceVisibleRegion,
+ Region::INVALID_REGION);
+ expectSetHdrMetadataAndBufferCalls();
+ expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::DEVICE);
EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillOnce(Return(false));
mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
/*zIsOverridden*/ false, /*isPeekingThrough*/ false);
}
+TEST_F(OutputLayerWriteStateToHWCTest, previousSkipLayerSendsUpdatedClientCompositionInfo) {
+ mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::DEVICE;
+ mOutputLayer.editState().forceClientComposition = true;
+ mOutputLayer.editState().hwc->stateOverridden = true;
+ mOutputLayer.editState().hwc->layerSkipped = true;
+ mOutputLayer.editState().hwc->hwcCompositionType = Hwc2::IComposerClient::Composition::CLIENT;
+
+ expectGeometryCommonCalls();
+ expectPerFrameCommonCalls(SimulateUnsupported::None, kDataspace, kOutputSpaceVisibleRegion,
+ Region::INVALID_REGION);
+ expectSetHdrMetadataAndBufferCalls();
+ expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::CLIENT);
+ EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillRepeatedly(Return(false));
+
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/ false);
+}
+
+TEST_F(OutputLayerWriteStateToHWCTest, peekThroughChangesBlendMode) {
+ auto peekThroughLayerFE = sp<compositionengine::mock::LayerFE>::make();
+ OutputLayer peekThroughLayer{mOutput, peekThroughLayerFE};
+
+ mOutputLayer.mState.overrideInfo.peekThroughLayer = &peekThroughLayer;
+
+ expectGeometryCommonCalls(kDisplayFrame, kSourceCrop, kBufferTransform,
+ Hwc2::IComposerClient::BlendMode::PREMULTIPLIED);
+ expectPerFrameCommonCalls();
+ EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillOnce(Return(false));
+
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/ false);
+}
+
+TEST_F(OutputLayerWriteStateToHWCTest, isPeekingThroughSetsOverride) {
+ expectGeometryCommonCalls();
+ expectPerFrameCommonCalls();
+
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/ true);
+ EXPECT_TRUE(mOutputLayer.getState().hwc->stateOverridden);
+}
+
+TEST_F(OutputLayerWriteStateToHWCTest, zIsOverriddenSetsOverride) {
+ expectGeometryCommonCalls();
+ expectPerFrameCommonCalls();
+ EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillOnce(Return(false));
+
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ true, /*isPeekingThrough*/
+ false);
+ EXPECT_TRUE(mOutputLayer.getState().hwc->stateOverridden);
+}
+
+TEST_F(OutputLayerWriteStateToHWCTest, roundedCornersForceClientComposition) {
+ expectGeometryCommonCalls();
+ expectPerFrameCommonCalls();
+ EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillOnce(Return(true));
+ expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::CLIENT);
+
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/
+ false);
+}
+
+TEST_F(OutputLayerWriteStateToHWCTest, roundedCornersPeekingThroughAllowsDeviceComposition) {
+ expectGeometryCommonCalls();
+ expectPerFrameCommonCalls();
+ expectSetHdrMetadataAndBufferCalls();
+ EXPECT_CALL(*mLayerFE, hasRoundedCorners()).WillRepeatedly(Return(true));
+ expectSetCompositionTypeCall(Hwc2::IComposerClient::Composition::DEVICE);
+
+ mLayerFEState.compositionType = Hwc2::IComposerClient::Composition::DEVICE;
+ mOutputLayer.writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, 0,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/
+ true);
+ EXPECT_EQ(Hwc2::IComposerClient::Composition::DEVICE,
+ mOutputLayer.getState().hwc->hwcCompositionType);
+}
+
/*
* OutputLayer::writeCursorPositionToHWC()
*/
diff --git a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
index 7b71957..11736d1 100644
--- a/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/OutputTest.cpp
@@ -238,6 +238,28 @@
}
/*
+ * Output::setLayerCachingEnabled()
+ */
+
+TEST_F(OutputTest, setLayerCachingEnabled_enablesCaching) {
+ const auto kSize = ui::Size(1, 1);
+ EXPECT_CALL(*mRenderSurface, getSize()).WillRepeatedly(ReturnRef(kSize));
+ mOutput->setLayerCachingEnabled(false);
+ mOutput->setLayerCachingEnabled(true);
+
+ EXPECT_TRUE(mOutput->plannerEnabled());
+}
+
+TEST_F(OutputTest, setLayerCachingEnabled_disablesCaching) {
+ const auto kSize = ui::Size(1, 1);
+ EXPECT_CALL(*mRenderSurface, getSize()).WillRepeatedly(ReturnRef(kSize));
+ mOutput->setLayerCachingEnabled(true);
+ mOutput->setLayerCachingEnabled(false);
+
+ EXPECT_FALSE(mOutput->plannerEnabled());
+}
+
+/*
* Output::setProjection()
*/
@@ -879,6 +901,64 @@
mOutput->writeCompositionState(args);
}
+TEST_F(OutputUpdateAndWriteCompositionStateTest, peekThroughLayerChangesOrder) {
+ renderengine::mock::RenderEngine renderEngine;
+ InjectedLayer layer0;
+ InjectedLayer layer1;
+ InjectedLayer layer2;
+ InjectedLayer layer3;
+
+ InSequence seq;
+ EXPECT_CALL(*layer0.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+ EXPECT_CALL(*layer1.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+ EXPECT_CALL(*layer2.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+ EXPECT_CALL(*layer3.outputLayer, updateCompositionState(true, false, ui::Transform::ROT_0));
+
+ uint32_t z = 0;
+ EXPECT_CALL(*layer0.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, z++,
+ /*zIsOverridden*/ false, /*isPeekingThrough*/ false));
+
+ // After calling planComposition (which clears overrideInfo), this test sets
+ // layer3 to be the peekThroughLayer for layer1 and layer2. As a result, it
+ // comes first, setting isPeekingThrough to true and zIsOverridden to true
+ // for it and the following layers.
+ EXPECT_CALL(*layer3.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, z++,
+ /*zIsOverridden*/ true, /*isPeekingThrough*/
+ true));
+ EXPECT_CALL(*layer1.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ false, z++,
+ /*zIsOverridden*/ true, /*isPeekingThrough*/ false));
+ EXPECT_CALL(*layer2.outputLayer,
+ writeStateToHWC(/*includeGeometry*/ true, /*skipLayer*/ true, z++,
+ /*zIsOverridden*/ true, /*isPeekingThrough*/ false));
+
+ injectOutputLayer(layer0);
+ injectOutputLayer(layer1);
+ injectOutputLayer(layer2);
+ injectOutputLayer(layer3);
+
+ mOutput->editState().isEnabled = true;
+
+ CompositionRefreshArgs args;
+ args.updatingGeometryThisFrame = true;
+ args.devOptForceClientComposition = false;
+ mOutput->updateCompositionState(args);
+ mOutput->planComposition();
+
+ std::shared_ptr<renderengine::ExternalTexture> buffer = std::make_shared<
+ renderengine::ExternalTexture>(new GraphicBuffer(), renderEngine,
+ renderengine::ExternalTexture::Usage::READABLE |
+ renderengine::ExternalTexture::Usage::WRITEABLE);
+ layer1.outputLayerState.overrideInfo.buffer = buffer;
+ layer2.outputLayerState.overrideInfo.buffer = buffer;
+ layer1.outputLayerState.overrideInfo.peekThroughLayer = layer3.outputLayer;
+ layer2.outputLayerState.overrideInfo.peekThroughLayer = layer3.outputLayer;
+
+ mOutput->writeCompositionState(args);
+}
+
/*
* Output::prepareFrame()
*/
@@ -914,9 +994,7 @@
mOutput.editState().usesDeviceComposition = true;
EXPECT_CALL(mOutput, chooseCompositionStrategy()).Times(1);
- if (mOutput.plannerEnabled()) {
- EXPECT_CALL(mOutput, getOutputLayerCount()).WillOnce(Return(0u));
- }
+ EXPECT_CALL(mOutput, getOutputLayerCount()).WillRepeatedly(Return(0u));
EXPECT_CALL(*mRenderSurface, prepareFrame(false, true));
mOutput.prepareFrame();
diff --git a/services/surfaceflinger/CompositionEngine/tests/planner/CachedSetTest.cpp b/services/surfaceflinger/CompositionEngine/tests/planner/CachedSetTest.cpp
index 8884711..a39331c 100644
--- a/services/surfaceflinger/CompositionEngine/tests/planner/CachedSetTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/planner/CachedSetTest.cpp
@@ -19,8 +19,12 @@
#include <compositionengine/impl/planner/LayerState.h>
#include <compositionengine/mock/LayerFE.h>
#include <compositionengine/mock/OutputLayer.h>
+#include <gmock/gmock-actions.h>
#include <gtest/gtest.h>
+#include <renderengine/ExternalTexture.h>
#include <renderengine/mock/RenderEngine.h>
+#include <ui/GraphicTypes.h>
+#include <memory>
namespace android::compositionengine {
using namespace std::chrono_literals;
@@ -105,7 +109,6 @@
}
void expectEqual(const CachedSet& cachedSet, const CachedSet::Layer& layer) {
- EXPECT_EQ(layer.getHash(), cachedSet.getFingerprint());
EXPECT_EQ(layer.getLastUpdate(), cachedSet.getLastUpdate());
EXPECT_EQ(layer.getDisplayFrame(), cachedSet.getBounds());
EXPECT_TRUE(layer.getVisibleRegion().hasSameRects(cachedSet.getVisibleRegion()));
@@ -154,7 +157,6 @@
CachedSet cachedSet(layer1);
cachedSet.addLayer(layer2.getState(), kStartTime + 10ms);
- EXPECT_EQ(layer1.getHash(), cachedSet.getFingerprint());
EXPECT_EQ(kStartTime, cachedSet.getLastUpdate());
EXPECT_EQ(Rect(0, 0, 2, 2), cachedSet.getBounds());
Region expectedRegion;
@@ -243,7 +245,6 @@
cachedSet1.addLayer(layer3.getState(), kStartTime + 10ms);
cachedSet1.append(cachedSet2);
- EXPECT_EQ(layer1.getHash(), cachedSet1.getFingerprint());
EXPECT_EQ(kStartTime, cachedSet1.getLastUpdate());
EXPECT_EQ(Rect(0, 0, 3, 3), cachedSet1.getBounds());
Region expectedRegion;
@@ -380,5 +381,191 @@
cachedSet.append(CachedSet(layer3));
}
+TEST_F(CachedSetTest, holePunch_requiresBuffer) {
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ sp<mock::LayerFE> layerFE1 = mTestLayers[0]->layerFE;
+
+ CachedSet cachedSet(layer1);
+ EXPECT_CALL(*layerFE1, hasRoundedCorners()).WillRepeatedly(Return(true));
+
+ EXPECT_FALSE(cachedSet.requiresHolePunch());
+}
+
+TEST_F(CachedSetTest, holePunch_requiresRoundedCorners) {
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ mTestLayers[0]->layerFECompositionState.buffer = sp<GraphicBuffer>::make();
+
+ CachedSet cachedSet(layer1);
+
+ EXPECT_FALSE(cachedSet.requiresHolePunch());
+}
+
+TEST_F(CachedSetTest, holePunch_requiresSingleLayer) {
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ mTestLayers[0]->layerFECompositionState.buffer = sp<GraphicBuffer>::make();
+ sp<mock::LayerFE> layerFE = mTestLayers[0]->layerFE;
+ EXPECT_CALL(*layerFE, hasRoundedCorners()).WillRepeatedly(Return(true));
+
+ CachedSet::Layer& layer2 = *mTestLayers[1]->cachedSetLayer.get();
+
+ CachedSet cachedSet(layer1);
+ cachedSet.append(layer2);
+
+ EXPECT_FALSE(cachedSet.requiresHolePunch());
+}
+
+TEST_F(CachedSetTest, requiresHolePunch) {
+ CachedSet::Layer& layer = *mTestLayers[0]->cachedSetLayer.get();
+ mTestLayers[0]->layerFECompositionState.buffer = sp<GraphicBuffer>::make();
+ sp<mock::LayerFE> layerFE = mTestLayers[0]->layerFE;
+
+ CachedSet cachedSet(layer);
+ EXPECT_CALL(*layerFE, hasRoundedCorners()).WillRepeatedly(Return(true));
+
+ EXPECT_TRUE(cachedSet.requiresHolePunch());
+}
+
+TEST_F(CachedSetTest, holePunch_requiresDeviceComposition) {
+ CachedSet::Layer& layer = *mTestLayers[0]->cachedSetLayer.get();
+ sp<mock::LayerFE> layerFE = mTestLayers[0]->layerFE;
+ auto& layerFECompositionState = mTestLayers[0]->layerFECompositionState;
+ layerFECompositionState.buffer = sp<GraphicBuffer>::make();
+ layerFECompositionState.forceClientComposition = true;
+
+ CachedSet cachedSet(layer);
+ EXPECT_CALL(*layerFE, hasRoundedCorners()).WillRepeatedly(Return(true));
+
+ EXPECT_FALSE(cachedSet.requiresHolePunch());
+}
+
+TEST_F(CachedSetTest, addHolePunch_requiresOverlap) {
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ CachedSet::Layer& layer2 = *mTestLayers[1]->cachedSetLayer.get();
+ CachedSet::Layer& layer3 = *mTestLayers[2]->cachedSetLayer.get();
+
+ CachedSet cachedSet(layer1);
+ cachedSet.addLayer(layer2.getState(), kStartTime + 10ms);
+
+ cachedSet.addHolePunchLayerIfFeasible(layer3, true);
+
+ ASSERT_EQ(nullptr, cachedSet.getHolePunchLayer());
+}
+
+TEST_F(CachedSetTest, addHolePunch_requiresOpaque) {
+ mTestLayers[0]->outputLayerCompositionState.displayFrame = Rect(0, 0, 5, 5);
+ mTestLayers[0]->layerFECompositionState.isOpaque = false;
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ CachedSet::Layer& layer2 = *mTestLayers[1]->cachedSetLayer.get();
+ CachedSet::Layer& layer3 = *mTestLayers[2]->cachedSetLayer.get();
+
+ CachedSet cachedSet(layer1);
+ cachedSet.addLayer(layer2.getState(), kStartTime + 10ms);
+
+ cachedSet.addHolePunchLayerIfFeasible(layer3, false);
+
+ ASSERT_EQ(nullptr, cachedSet.getHolePunchLayer());
+}
+
+TEST_F(CachedSetTest, addHolePunch_opaque) {
+ mTestLayers[0]->outputLayerCompositionState.displayFrame = Rect(0, 0, 5, 5);
+ mTestLayers[0]->layerFECompositionState.isOpaque = true;
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ CachedSet::Layer& layer2 = *mTestLayers[1]->cachedSetLayer.get();
+ CachedSet::Layer& layer3 = *mTestLayers[2]->cachedSetLayer.get();
+
+ CachedSet cachedSet(layer1);
+ cachedSet.addLayer(layer2.getState(), kStartTime + 10ms);
+
+ cachedSet.addHolePunchLayerIfFeasible(layer3, false);
+
+ ASSERT_EQ(&mTestLayers[2]->outputLayer, cachedSet.getHolePunchLayer());
+}
+
+TEST_F(CachedSetTest, addHolePunch_firstLayer) {
+ mTestLayers[0]->outputLayerCompositionState.displayFrame = Rect(0, 0, 5, 5);
+ mTestLayers[0]->layerFECompositionState.isOpaque = false;
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ CachedSet::Layer& layer2 = *mTestLayers[1]->cachedSetLayer.get();
+ CachedSet::Layer& layer3 = *mTestLayers[2]->cachedSetLayer.get();
+
+ CachedSet cachedSet(layer1);
+ cachedSet.addLayer(layer2.getState(), kStartTime + 10ms);
+
+ cachedSet.addHolePunchLayerIfFeasible(layer3, true);
+
+ ASSERT_EQ(&mTestLayers[2]->outputLayer, cachedSet.getHolePunchLayer());
+}
+
+TEST_F(CachedSetTest, addHolePunch) {
+ mTestLayers[0]->outputLayerCompositionState.displayFrame = Rect(0, 0, 5, 5);
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ sp<mock::LayerFE> layerFE1 = mTestLayers[0]->layerFE;
+
+ CachedSet::Layer& layer2 = *mTestLayers[1]->cachedSetLayer.get();
+ sp<mock::LayerFE> layerFE2 = mTestLayers[1]->layerFE;
+
+ CachedSet::Layer& layer3 = *mTestLayers[2]->cachedSetLayer.get();
+ sp<mock::LayerFE> layerFE3 = mTestLayers[2]->layerFE;
+
+ CachedSet cachedSet(layer1);
+ cachedSet.addLayer(layer2.getState(), kStartTime + 10ms);
+
+ cachedSet.addHolePunchLayerIfFeasible(layer3, true);
+
+ std::vector<compositionengine::LayerFE::LayerSettings> clientCompList1;
+ clientCompList1.push_back({});
+ std::vector<compositionengine::LayerFE::LayerSettings> clientCompList2;
+ clientCompList2.push_back({});
+ std::vector<compositionengine::LayerFE::LayerSettings> clientCompList3;
+ clientCompList3.push_back({});
+
+ clientCompList3[0].source.buffer.buffer = std::make_shared<
+ renderengine::ExternalTexture>(sp<GraphicBuffer>::make(), mRenderEngine,
+ renderengine::ExternalTexture::READABLE);
+
+ EXPECT_CALL(*layerFE1, prepareClientCompositionList(_)).WillOnce(Return(clientCompList1));
+ EXPECT_CALL(*layerFE2, prepareClientCompositionList(_)).WillOnce(Return(clientCompList2));
+ EXPECT_CALL(*layerFE3, prepareClientCompositionList(_)).WillOnce(Return(clientCompList3));
+
+ const auto drawLayers = [&](const renderengine::DisplaySettings&,
+ const std::vector<const renderengine::LayerSettings*>& layers,
+ const std::shared_ptr<renderengine::ExternalTexture>&, const bool,
+ base::unique_fd&&, base::unique_fd*) -> size_t {
+ // If the highlight layer is enabled, it will increase the size by 1.
+ // We're interested in the third layer either way.
+ EXPECT_GE(layers.size(), 3u);
+ const auto* holePunchSettings = layers[2];
+ EXPECT_EQ(nullptr, holePunchSettings->source.buffer.buffer);
+ EXPECT_EQ(half3(0.0f, 0.0f, 0.0f), holePunchSettings->source.solidColor);
+ EXPECT_TRUE(holePunchSettings->disableBlending);
+ EXPECT_EQ(0.0f, holePunchSettings->alpha);
+
+ return NO_ERROR;
+ };
+
+ EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, _, _, _)).WillOnce(Invoke(drawLayers));
+ cachedSet.render(mRenderEngine, mOutputState);
+}
+
+TEST_F(CachedSetTest, decompose_removesHolePunch) {
+ mTestLayers[0]->outputLayerCompositionState.displayFrame = Rect(0, 0, 5, 5);
+ CachedSet::Layer& layer1 = *mTestLayers[0]->cachedSetLayer.get();
+ CachedSet::Layer& layer2 = *mTestLayers[1]->cachedSetLayer.get();
+ CachedSet::Layer& layer3 = *mTestLayers[2]->cachedSetLayer.get();
+
+ CachedSet cachedSet(layer1);
+ cachedSet.addLayer(layer2.getState(), kStartTime + 10ms);
+
+ cachedSet.addHolePunchLayerIfFeasible(layer3, true);
+
+ ASSERT_EQ(&mTestLayers[2]->outputLayer, cachedSet.getHolePunchLayer());
+
+ std::vector<CachedSet> decomposed = cachedSet.decompose();
+ EXPECT_EQ(2u, decomposed.size());
+ for (const auto& set : decomposed) {
+ EXPECT_EQ(nullptr, set.getHolePunchLayer());
+ }
+}
+
} // namespace
} // namespace android::compositionengine
diff --git a/services/surfaceflinger/CompositionEngine/tests/planner/FlattenerTest.cpp b/services/surfaceflinger/CompositionEngine/tests/planner/FlattenerTest.cpp
index 373b895..25fab49 100644
--- a/services/surfaceflinger/CompositionEngine/tests/planner/FlattenerTest.cpp
+++ b/services/surfaceflinger/CompositionEngine/tests/planner/FlattenerTest.cpp
@@ -18,10 +18,11 @@
#include <compositionengine/impl/planner/CachedSet.h>
#include <compositionengine/impl/planner/Flattener.h>
#include <compositionengine/impl/planner/LayerState.h>
-#include <compositionengine/impl/planner/Predictor.h>
#include <compositionengine/mock/LayerFE.h>
#include <compositionengine/mock/OutputLayer.h>
#include <gtest/gtest.h>
+#include <renderengine/ExternalTexture.h>
+#include <renderengine/LayerSettings.h>
#include <renderengine/mock/RenderEngine.h>
namespace android::compositionengine {
@@ -29,7 +30,6 @@
using impl::planner::Flattener;
using impl::planner::LayerState;
using impl::planner::NonBufferHash;
-using impl::planner::Predictor;
using testing::_;
using testing::ByMove;
@@ -45,7 +45,7 @@
class FlattenerTest : public testing::Test {
public:
- FlattenerTest() : mFlattener(std::make_unique<Flattener>(mPredictor)) {}
+ FlattenerTest() : mFlattener(std::make_unique<Flattener>(true)) {}
void SetUp() override;
protected:
@@ -53,10 +53,6 @@
void initializeFlattener(const std::vector<const LayerState*>& layers);
void expectAllLayersFlattened(const std::vector<const LayerState*>& layers);
- // TODO(b/181192467): Once Flattener starts to do something useful with Predictor,
- // mPredictor should be mocked and checked for expectations.
- Predictor mPredictor;
-
// mRenderEngine may be held as a pointer to mFlattener, so mFlattener must be destroyed first.
renderengine::mock::RenderEngine mRenderEngine;
std::unique_ptr<Flattener> mFlattener;
@@ -528,5 +524,123 @@
EXPECT_EQ(overrideBuffer4, overrideBuffer5);
}
+// Tests for a PIP
+TEST_F(FlattenerTest, flattenLayers_pipRequiresRoundedCorners) {
+ auto& layerState1 = mTestLayers[0]->layerState;
+ const auto& overrideBuffer1 = layerState1->getOutputLayer()->getState().overrideInfo.buffer;
+
+ auto& layerState2 = mTestLayers[1]->layerState;
+ const auto& overrideBuffer2 = layerState2->getOutputLayer()->getState().overrideInfo.buffer;
+
+ auto& layerState3 = mTestLayers[2]->layerState;
+ const auto& overrideBuffer3 = layerState3->getOutputLayer()->getState().overrideInfo.buffer;
+
+ const std::vector<const LayerState*> layers = {
+ layerState1.get(),
+ layerState2.get(),
+ layerState3.get(),
+ };
+
+ initializeFlattener(layers);
+
+ // 3 has a buffer update, so it will not be merged, but it has no round
+ // corners, so it is not a PIP.
+ mTime += 200ms;
+ layerState3->resetFramesSinceBufferUpdate();
+
+ initializeOverrideBuffer(layers);
+ EXPECT_EQ(getNonBufferHash(layers),
+ mFlattener->flattenLayers(layers, getNonBufferHash(layers), mTime));
+
+ // This will render a CachedSet.
+ EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, _, _, _)).WillOnce(Return(NO_ERROR));
+ mFlattener->renderCachedSets(mRenderEngine, mOutputState);
+
+ // We've rendered a CachedSet, but we haven't merged it in.
+ EXPECT_EQ(nullptr, overrideBuffer1);
+ EXPECT_EQ(nullptr, overrideBuffer2);
+ EXPECT_EQ(nullptr, overrideBuffer3);
+
+ // This time we merge the CachedSet in, so we have a new hash, and we should
+ // only have two sets.
+ EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, _, _, _)).Times(0);
+ initializeOverrideBuffer(layers);
+ EXPECT_NE(getNonBufferHash(layers),
+ mFlattener->flattenLayers(layers, getNonBufferHash(layers), mTime));
+ mFlattener->renderCachedSets(mRenderEngine, mOutputState);
+
+ EXPECT_NE(nullptr, overrideBuffer1);
+ EXPECT_EQ(overrideBuffer1, overrideBuffer2);
+ EXPECT_EQ(nullptr, overrideBuffer3);
+}
+
+TEST_F(FlattenerTest, flattenLayers_pip) {
+ mTestLayers[0]->outputLayerCompositionState.displayFrame = Rect(0, 0, 5, 5);
+ auto& layerState1 = mTestLayers[0]->layerState;
+ const auto& overrideBuffer1 = layerState1->getOutputLayer()->getState().overrideInfo.buffer;
+
+ auto& layerState2 = mTestLayers[1]->layerState;
+ const auto& overrideBuffer2 = layerState2->getOutputLayer()->getState().overrideInfo.buffer;
+
+ auto& layerState3 = mTestLayers[2]->layerState;
+ const auto& overrideBuffer3 = layerState3->getOutputLayer()->getState().overrideInfo.buffer;
+
+ EXPECT_CALL(*mTestLayers[2]->layerFE, hasRoundedCorners()).WillRepeatedly(Return(true));
+
+ std::vector<LayerFE::LayerSettings> clientCompositionList = {
+ LayerFE::LayerSettings{},
+ };
+ clientCompositionList[0].source.buffer.buffer = std::make_shared<
+ renderengine::ExternalTexture>(mTestLayers[2]->layerFECompositionState.buffer,
+ mRenderEngine,
+ renderengine::ExternalTexture::Usage::READABLE);
+ EXPECT_CALL(*mTestLayers[2]->layerFE, prepareClientCompositionList(_))
+ .WillOnce(Return(clientCompositionList));
+
+ const std::vector<const LayerState*> layers = {
+ layerState1.get(),
+ layerState2.get(),
+ layerState3.get(),
+ };
+
+ initializeFlattener(layers);
+
+ // 3 has a buffer update, so it will not be merged, and it has round
+ // corners, so it is a PIP.
+ mTime += 200ms;
+ layerState3->resetFramesSinceBufferUpdate();
+
+ initializeOverrideBuffer(layers);
+ EXPECT_EQ(getNonBufferHash(layers),
+ mFlattener->flattenLayers(layers, getNonBufferHash(layers), mTime));
+
+ // This will render a CachedSet.
+ EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, _, _, _)).WillOnce(Return(NO_ERROR));
+ mFlattener->renderCachedSets(mRenderEngine, mOutputState);
+
+ // We've rendered a CachedSet, but we haven't merged it in.
+ EXPECT_EQ(nullptr, overrideBuffer1);
+ EXPECT_EQ(nullptr, overrideBuffer2);
+ EXPECT_EQ(nullptr, overrideBuffer3);
+
+ // This time we merge the CachedSet in, so we have a new hash, and we should
+ // only have two sets.
+ EXPECT_CALL(mRenderEngine, drawLayers(_, _, _, _, _, _)).Times(0);
+ initializeOverrideBuffer(layers);
+ EXPECT_NE(getNonBufferHash(layers),
+ mFlattener->flattenLayers(layers, getNonBufferHash(layers), mTime));
+ mFlattener->renderCachedSets(mRenderEngine, mOutputState);
+
+ EXPECT_NE(nullptr, overrideBuffer1);
+ EXPECT_EQ(overrideBuffer1, overrideBuffer2);
+ EXPECT_EQ(nullptr, overrideBuffer3);
+
+ const auto* peekThroughLayer1 =
+ layerState1->getOutputLayer()->getState().overrideInfo.peekThroughLayer;
+ const auto* peekThroughLayer2 =
+ layerState2->getOutputLayer()->getState().overrideInfo.peekThroughLayer;
+ EXPECT_EQ(&mTestLayers[2]->outputLayer, peekThroughLayer1);
+ EXPECT_EQ(peekThroughLayer1, peekThroughLayer2);
+}
} // namespace
} // namespace android::compositionengine
diff --git a/services/surfaceflinger/DisplayDevice.cpp b/services/surfaceflinger/DisplayDevice.cpp
index 8692ee6..0f18235 100644
--- a/services/surfaceflinger/DisplayDevice.cpp
+++ b/services/surfaceflinger/DisplayDevice.cpp
@@ -138,6 +138,10 @@
getCompositionDisplay()->setCompositionEnabled(mPowerMode != hal::PowerMode::OFF);
}
+void DisplayDevice::enableLayerCaching(bool enable) {
+ getCompositionDisplay()->setLayerCachingEnabled(enable);
+}
+
hal::PowerMode DisplayDevice::getPowerMode() const {
return mPowerMode;
}
@@ -268,8 +272,9 @@
StringAppendF(&result, "+ %s\n", getDebugName().c_str());
StringAppendF(&result, " powerMode=%s (%d)\n", to_string(mPowerMode).c_str(),
static_cast<int32_t>(mPowerMode));
+ const auto activeMode = getActiveMode();
StringAppendF(&result, " activeMode=%s\n",
- mSupportedModes.size() ? to_string(*getActiveMode()).c_str() : "none");
+ activeMode ? to_string(*activeMode).c_str() : "none");
result.append(" supportedModes=\n");
diff --git a/services/surfaceflinger/DisplayDevice.h b/services/surfaceflinger/DisplayDevice.h
index 68846d3..bf249cd 100644
--- a/services/surfaceflinger/DisplayDevice.h
+++ b/services/surfaceflinger/DisplayDevice.h
@@ -157,6 +157,9 @@
void setPowerMode(hardware::graphics::composer::hal::PowerMode mode);
bool isPoweredOn() const;
+ // Enables layer caching on this DisplayDevice
+ void enableLayerCaching(bool enable);
+
ui::Dataspace getCompositionDataSpace() const;
/* ------------------------------------------------------------------------
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
index fd70988..1cbcf59 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.cpp
@@ -25,7 +25,6 @@
#include "ComposerHal.h"
#include <composer-command-buffer/2.2/ComposerCommandBuffer.h>
-#include <gui/BufferQueue.h>
#include <hidl/HidlTransportSupport.h>
#include <hidl/HidlTransportUtils.h>
#include <log/log.h>
@@ -266,15 +265,15 @@
Error Composer::createLayer(Display display, Layer* outLayer)
{
Error error = kDefaultError;
- mClient->createLayer(display, BufferQueue::NUM_BUFFER_SLOTS,
- [&](const auto& tmpError, const auto& tmpLayer) {
- error = tmpError;
- if (error != Error::NONE) {
- return;
- }
+ mClient->createLayer(display, kMaxLayerBufferCount,
+ [&](const auto& tmpError, const auto& tmpLayer) {
+ error = tmpError;
+ if (error != Error::NONE) {
+ return;
+ }
- *outLayer = tmpLayer;
- });
+ *outLayer = tmpLayer;
+ });
return error;
}
diff --git a/services/surfaceflinger/DisplayHardware/ComposerHal.h b/services/surfaceflinger/DisplayHardware/ComposerHal.h
index c756d65..0619b8c 100644
--- a/services/surfaceflinger/DisplayHardware/ComposerHal.h
+++ b/services/surfaceflinger/DisplayHardware/ComposerHal.h
@@ -32,6 +32,7 @@
#include <android/hardware/graphics/composer/2.4/IComposer.h>
#include <android/hardware/graphics/composer/2.4/IComposerClient.h>
#include <composer-command-buffer/2.4/ComposerCommandBuffer.h>
+#include <gui/BufferQueue.h>
#include <gui/HdrMetadata.h>
#include <math/mat4.h>
#include <ui/DisplayedFrameStats.h>
@@ -491,6 +492,11 @@
// 64KiB minus a small space for metadata such as read/write pointers
static constexpr size_t kWriterInitialSize =
64 * 1024 / sizeof(uint32_t) - 16;
+ // Max number of buffers that may be cached for a given layer
+ // We obtain this number by:
+ // 1. Tightly coupling this cache to the max size of BufferQueue
+ // 2. Adding an additional slot for the layer caching feature in SurfaceFlinger (see: Planner.h)
+ static const constexpr uint32_t kMaxLayerBufferCount = BufferQueue::NUM_BUFFER_SLOTS + 1;
CommandWriter mWriter;
CommandReader mReader;
};
diff --git a/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp b/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
index 0033dbe..f19e2a7 100644
--- a/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
+++ b/services/surfaceflinger/FrameTimeline/FrameTimeline.cpp
@@ -730,9 +730,11 @@
int64_t TokenManager::generateTokenForPredictions(TimelineItem&& predictions) {
ATRACE_CALL();
std::scoped_lock lock(mMutex);
+ while (mPredictions.size() >= kMaxTokens) {
+ mPredictions.erase(mPredictions.begin());
+ }
const int64_t assignedToken = mCurrentToken++;
- mPredictions[assignedToken] = {systemTime(), predictions};
- flushTokens(systemTime());
+ mPredictions[assignedToken] = predictions;
return assignedToken;
}
@@ -740,23 +742,11 @@
std::scoped_lock lock(mMutex);
auto predictionsIterator = mPredictions.find(token);
if (predictionsIterator != mPredictions.end()) {
- return predictionsIterator->second.predictions;
+ return predictionsIterator->second;
}
return {};
}
-void TokenManager::flushTokens(nsecs_t flushTime) {
- for (auto it = mPredictions.begin(); it != mPredictions.end();) {
- if (flushTime - it->second.timestamp >= kMaxRetentionTime) {
- it = mPredictions.erase(it);
- } else {
- // Tokens are ordered by time. If i'th token is within the retention time, then the
- // i+1'th token will also be within retention time.
- break;
- }
- }
-}
-
FrameTimeline::FrameTimeline(std::shared_ptr<TimeStats> timeStats, pid_t surfaceFlingerPid,
JankClassificationThresholds thresholds)
: mMaxDisplayFrames(kDefaultMaxDisplayFrames),
diff --git a/services/surfaceflinger/FrameTimeline/FrameTimeline.h b/services/surfaceflinger/FrameTimeline/FrameTimeline.h
index 0563a53..42be55a 100644
--- a/services/surfaceflinger/FrameTimeline/FrameTimeline.h
+++ b/services/surfaceflinger/FrameTimeline/FrameTimeline.h
@@ -92,11 +92,6 @@
bool operator!=(const TimelineItem& other) const { return !(*this == other); }
};
-struct TokenManagerPrediction {
- nsecs_t timestamp = 0;
- TimelineItem predictions;
-};
-
struct JankClassificationThresholds {
// The various thresholds for App and SF. If the actual timestamp falls within the threshold
// compared to prediction, we treat it as on time.
@@ -334,11 +329,10 @@
void flushTokens(nsecs_t flushTime) REQUIRES(mMutex);
- std::map<int64_t, TokenManagerPrediction> mPredictions GUARDED_BY(mMutex);
+ std::map<int64_t, TimelineItem> mPredictions GUARDED_BY(mMutex);
int64_t mCurrentToken GUARDED_BY(mMutex);
mutable std::mutex mMutex;
- static constexpr nsecs_t kMaxRetentionTime =
- std::chrono::duration_cast<std::chrono::nanoseconds>(120ms).count();
+ static constexpr size_t kMaxTokens = 500;
};
class FrameTimeline : public android::frametimeline::FrameTimeline {
diff --git a/services/surfaceflinger/Layer.cpp b/services/surfaceflinger/Layer.cpp
index 7707aaf..4fee723 100644
--- a/services/surfaceflinger/Layer.cpp
+++ b/services/surfaceflinger/Layer.cpp
@@ -129,10 +129,10 @@
mCurrentState.frameRateSelectionPriority = PRIORITY_UNSET;
mCurrentState.metadata = args.metadata;
mCurrentState.shadowRadius = 0.f;
- mCurrentState.treeHasFrameRateVote = false;
mCurrentState.fixedTransformHint = ui::Transform::ROT_INVALID;
mCurrentState.frameTimelineInfo = {};
mCurrentState.postTime = -1;
+ mCurrentState.destinationFrame.makeInvalid();
if (args.flags & ISurfaceComposerClient::eNoColorFill) {
// Set an invalid color so there is no color fill.
@@ -315,55 +315,6 @@
return reduce(mBounds, activeTransparentRegion);
}
-ui::Transform Layer::getBufferScaleTransform() const {
- // If the layer is not using NATIVE_WINDOW_SCALING_MODE_FREEZE (e.g.
- // it isFixedSize) then there may be additional scaling not accounted
- // for in the layer transform.
- if (!isFixedSize() || getBuffer() == nullptr) {
- return {};
- }
-
- // If the layer is a buffer state layer, the active width and height
- // could be infinite. In that case, return the effective transform.
- const uint32_t activeWidth = getActiveWidth(getDrawingState());
- const uint32_t activeHeight = getActiveHeight(getDrawingState());
- if (activeWidth >= UINT32_MAX && activeHeight >= UINT32_MAX) {
- return {};
- }
-
- int bufferWidth = getBuffer()->getWidth();
- int bufferHeight = getBuffer()->getHeight();
-
- if (getBufferTransform() & NATIVE_WINDOW_TRANSFORM_ROT_90) {
- std::swap(bufferWidth, bufferHeight);
- }
-
- float sx = activeWidth / static_cast<float>(bufferWidth);
- float sy = activeHeight / static_cast<float>(bufferHeight);
-
- ui::Transform extraParentScaling;
- extraParentScaling.set(sx, 0, 0, sy);
- return extraParentScaling;
-}
-
-ui::Transform Layer::getTransformWithScale(const ui::Transform& bufferScaleTransform) const {
- // We need to mirror this scaling to child surfaces or we will break the contract where WM can
- // treat child surfaces as pixels in the parent surface.
- if (!isFixedSize() || getBuffer() == nullptr) {
- return mEffectiveTransform;
- }
- return mEffectiveTransform * bufferScaleTransform;
-}
-
-FloatRect Layer::getBoundsPreScaling(const ui::Transform& bufferScaleTransform) const {
- // We need the pre scaled layer bounds when computing child bounds to make sure the child is
- // cropped to its parent layer after any buffer transform scaling is applied.
- if (!isFixedSize() || getBuffer() == nullptr) {
- return mBounds;
- }
- return bufferScaleTransform.inverse().transform(mBounds);
-}
-
void Layer::computeBounds(FloatRect parentBounds, ui::Transform parentTransform,
float parentShadowRadius) {
const State& s(getDrawingState());
@@ -400,11 +351,8 @@
// don't pass it to its children.
const float childShadowRadius = canDrawShadows() ? 0.f : mEffectiveShadowRadius;
- // Add any buffer scaling to the layer's children.
- ui::Transform bufferScaleTransform = getBufferScaleTransform();
for (const sp<Layer>& child : mDrawingChildren) {
- child->computeBounds(getBoundsPreScaling(bufferScaleTransform),
- getTransformWithScale(bufferScaleTransform), childShadowRadius);
+ child->computeBounds(mBounds, mEffectiveTransform, childShadowRadius);
}
}
@@ -635,7 +583,7 @@
layerSettings.blurRegionTransform =
getActiveTransform(getDrawingState()).inverse().asMatrix4();
}
- layerSettings.stretchEffect = getDrawingState().stretchEffect;
+ layerSettings.stretchEffect = getStretchEffect();
// Record the name of the layer for debugging further down the stack.
layerSettings.name = getName();
return layerSettings;
@@ -858,7 +806,12 @@
const State& s(getDrawingState());
State& c(getCurrentState());
- if (getActiveGeometry(c) != getActiveGeometry(s)) {
+ // Translates dest frame into scale and position updates. This helps align geometry calculations
+ // for BufferStateLayer with other layers. This should ideally happen in the client once client
+ // has the display orientation details from WM.
+ updateGeometry();
+
+ if (c.width != s.width || c.height != s.height || !(c.transform == s.transform)) {
// invalidate and recompute the visible regions if needed
flags |= Layer::eVisibleRegion;
}
@@ -907,8 +860,15 @@
// list.
addSurfaceFrameDroppedForBuffer(bufferSurfaceFrame);
}
+ const bool frameRateVoteChanged =
+ mDrawingState.frameRateForLayerTree != stateToCommit.frameRateForLayerTree;
mDrawingState = stateToCommit;
+ if (frameRateVoteChanged) {
+ mFlinger->mScheduler->recordLayerHistory(this, systemTime(),
+ LayerHistory::LayerUpdateType::SetFrameRate);
+ }
+
// Set the present state for all bufferlessSurfaceFramesTX to Presented. The
// bufferSurfaceFrameTX will be presented in latchBuffer.
for (auto& [token, surfaceFrame] : mDrawingState.bufferlessSurfaceFramesTX) {
@@ -933,20 +893,18 @@
}
bool Layer::setPosition(float x, float y) {
- if (mCurrentState.requested_legacy.transform.tx() == x &&
- mCurrentState.requested_legacy.transform.ty() == y)
- return false;
+ if (mCurrentState.transform.tx() == x && mCurrentState.transform.ty() == y) return false;
mCurrentState.sequence++;
// We update the requested and active position simultaneously because
// we want to apply the position portion of the transform matrix immediately,
// but still delay scaling when resizing a SCALING_MODE_FREEZE layer.
- mCurrentState.requested_legacy.transform.set(x, y);
+ mCurrentState.transform.set(x, y);
// Here we directly update the active state
// unlike other setters, because we store it within
// the transform, but use different latching rules.
// b/38182305
- mCurrentState.active_legacy.transform.set(x, y);
+ mCurrentState.transform.set(x, y);
mCurrentState.modified = true;
setTransactionFlags(eTransactionNeeded);
@@ -1065,6 +1023,7 @@
setDefaultBufferSize(mCurrentState.requested_legacy.w, mCurrentState.requested_legacy.h);
return true;
}
+
bool Layer::setAlpha(float alpha) {
if (mCurrentState.color.a == alpha) return false;
mCurrentState.sequence++;
@@ -1143,8 +1102,7 @@
return false;
}
mCurrentState.sequence++;
- mCurrentState.requested_legacy.transform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx,
- matrix.dsdy);
+ mCurrentState.transform.set(matrix.dsdx, matrix.dtdy, matrix.dtdx, matrix.dsdy);
mCurrentState.modified = true;
setTransactionFlags(eTransactionNeeded);
return true;
@@ -1313,8 +1271,7 @@
};
// update parents and children about the vote
- // First traverse the tree and count how many layers has votes. In addition
- // activate the layers in Scheduler's LayerHistory for it to check for changes
+ // First traverse the tree and count how many layers has votes.
int layersWithVote = 0;
traverseTree([&layersWithVote](Layer* layer) {
const auto layerVotedWithDefaultCompatibility =
@@ -1334,20 +1291,11 @@
}
});
- // Now update the other layers
+ // Now we can update the tree frame rate vote for each layer in the tree
+ const bool treeHasFrameRateVote = layersWithVote > 0;
bool transactionNeeded = false;
- traverseTree([layersWithVote, &transactionNeeded, this](Layer* layer) {
- const bool treeHasFrameRateVote = layersWithVote > 0;
- if (layer->mCurrentState.treeHasFrameRateVote != treeHasFrameRateVote) {
- layer->mCurrentState.sequence++;
- layer->mCurrentState.treeHasFrameRateVote = treeHasFrameRateVote;
- layer->mCurrentState.modified = true;
- layer->setTransactionFlags(eTransactionNeeded);
- transactionNeeded = true;
-
- mFlinger->mScheduler->recordLayerHistory(layer, systemTime(),
- LayerHistory::LayerUpdateType::SetFrameRate);
- }
+ traverseTree([treeHasFrameRateVote, &transactionNeeded](Layer* layer) {
+ transactionNeeded = layer->updateFrameRateForLayerTree(treeHasFrameRateVote);
});
if (transactionNeeded) {
@@ -1476,32 +1424,42 @@
return surfaceFrame;
}
-Layer::FrameRate Layer::getFrameRateForLayerTree() const {
- const auto frameRate = getDrawingState().frameRate;
+bool Layer::updateFrameRateForLayerTree(bool treeHasFrameRateVote) {
+ const auto updateCurrentState = [&](FrameRate frameRate) {
+ if (mCurrentState.frameRateForLayerTree == frameRate) {
+ return false;
+ }
+ mCurrentState.frameRateForLayerTree = frameRate;
+ mCurrentState.sequence++;
+ mCurrentState.modified = true;
+ setTransactionFlags(eTransactionNeeded);
+ return true;
+ };
+
+ const auto frameRate = mCurrentState.frameRate;
if (frameRate.rate.isValid() || frameRate.type == FrameRateCompatibility::NoVote) {
- return frameRate;
+ return updateCurrentState(frameRate);
}
// This layer doesn't have a frame rate. Check if its ancestors have a vote
- if (sp<Layer> parent = getParent(); parent) {
- if (const auto parentFrameRate = parent->getFrameRateForLayerTree();
- parentFrameRate.rate.isValid()) {
- return parentFrameRate;
+ for (sp<Layer> parent = getParent(); parent; parent = parent->getParent()) {
+ if (parent->mCurrentState.frameRate.rate.isValid()) {
+ return updateCurrentState(parent->mCurrentState.frameRate);
}
}
// This layer and its ancestors don't have a frame rate. If one of successors
// has a vote, return a NoVote for successors to set the vote
- if (getDrawingState().treeHasFrameRateVote) {
- return {Fps(0.0f), FrameRateCompatibility::NoVote};
+ if (treeHasFrameRateVote) {
+ return updateCurrentState(FrameRate(Fps(0.0f), FrameRateCompatibility::NoVote));
}
- return frameRate;
+ return updateCurrentState(frameRate);
}
-// ----------------------------------------------------------------------------
-// pageflip handling...
-// ----------------------------------------------------------------------------
+Layer::FrameRate Layer::getFrameRateForLayerTree() const {
+ return getDrawingState().frameRateForLayerTree;
+}
bool Layer::isHiddenByPolicy() const {
const State& s(mDrawingState);
@@ -1560,20 +1518,20 @@
info.mVisibleRegion = getVisibleRegion(display);
info.mSurfaceDamageRegion = surfaceDamageRegion;
info.mLayerStack = getLayerStack();
- info.mX = ds.active_legacy.transform.tx();
- info.mY = ds.active_legacy.transform.ty();
+ info.mX = ds.transform.tx();
+ info.mY = ds.transform.ty();
info.mZ = ds.z;
- info.mWidth = ds.active_legacy.w;
- info.mHeight = ds.active_legacy.h;
+ info.mWidth = ds.width;
+ info.mHeight = ds.height;
info.mCrop = ds.crop;
info.mColor = ds.color;
info.mFlags = ds.flags;
info.mPixelFormat = getPixelFormat();
info.mDataSpace = static_cast<android_dataspace>(getDataSpace());
- info.mMatrix[0][0] = ds.active_legacy.transform[0][0];
- info.mMatrix[0][1] = ds.active_legacy.transform[0][1];
- info.mMatrix[1][0] = ds.active_legacy.transform[1][0];
- info.mMatrix[1][1] = ds.active_legacy.transform[1][1];
+ info.mMatrix[0][0] = ds.transform[0][0];
+ info.mMatrix[0][1] = ds.transform[0][1];
+ info.mMatrix[1][0] = ds.transform[1][0];
+ info.mMatrix[1][1] = ds.transform[1][1];
{
sp<const GraphicBuffer> buffer = getBuffer();
if (buffer != 0) {
@@ -1770,8 +1728,7 @@
void Layer::setChildrenDrawingParent(const sp<Layer>& newParent) {
for (const sp<Layer>& child : mDrawingChildren) {
child->mDrawingParent = newParent;
- child->computeBounds(newParent->mBounds,
- newParent->getTransformWithScale(newParent->getBufferScaleTransform()),
+ child->computeBounds(newParent->mBounds, newParent->mEffectiveTransform,
newParent->mEffectiveShadowRadius);
}
}
@@ -2449,6 +2406,8 @@
ui::Transform toPhysicalDisplay;
if (display) {
toPhysicalDisplay = display->getTransform();
+ info.displayWidth = display->getWidth();
+ info.displayHeight = display->getHeight();
}
fillInputFrameInfo(info, toPhysicalDisplay);
diff --git a/services/surfaceflinger/Layer.h b/services/surfaceflinger/Layer.h
index a83408b..8139d8a 100644
--- a/services/surfaceflinger/Layer.h
+++ b/services/surfaceflinger/Layer.h
@@ -239,8 +239,8 @@
FrameRate frameRate;
- // Indicates whether parents / children of this layer had set FrameRate
- bool treeHasFrameRateVote;
+ // The combined frame rate of parents / children of this layer
+ FrameRate frameRateForLayerTree;
// Set by window manager indicating the layer and all its children are
// in a different orientation than the display. The hint suggests that
@@ -276,6 +276,7 @@
StretchEffect stretchEffect;
Rect bufferCrop;
+ Rect destinationFrame;
};
/*
@@ -484,12 +485,9 @@
// to avoid grabbing the lock again to avoid deadlock
virtual bool isCreatedFromMainThread() const { return false; }
- virtual Geometry getActiveGeometry(const Layer::State& s) const { return s.active_legacy; }
- virtual uint32_t getActiveWidth(const Layer::State& s) const { return s.active_legacy.w; }
- virtual uint32_t getActiveHeight(const Layer::State& s) const { return s.active_legacy.h; }
- virtual ui::Transform getActiveTransform(const Layer::State& s) const {
- return s.active_legacy.transform;
- }
+ uint32_t getActiveWidth(const Layer::State& s) const { return s.width; }
+ uint32_t getActiveHeight(const Layer::State& s) const { return s.height; }
+ ui::Transform getActiveTransform(const Layer::State& s) const { return s.transform; }
virtual Region getActiveTransparentRegion(const Layer::State& s) const {
return s.activeTransparentRegion_legacy;
}
@@ -649,16 +647,6 @@
// Compute bounds for the layer and cache the results.
void computeBounds(FloatRect parentBounds, ui::Transform parentTransform, float shadowRadius);
- // Returns the buffer scale transform if a scaling mode is set.
- ui::Transform getBufferScaleTransform() const;
-
- // Get effective layer transform, taking into account all its parent transform with any
- // scaling if the parent scaling more is not NATIVE_WINDOW_SCALING_MODE_FREEZE.
- ui::Transform getTransformWithScale(const ui::Transform& bufferScaleTransform) const;
-
- // Returns the bounds of the layer without any buffer scaling.
- FloatRect getBoundsPreScaling(const ui::Transform& bufferScaleTransform) const;
-
int32_t getSequence() const override { return sequence; }
// For tracing.
@@ -888,8 +876,10 @@
StretchEffect getStretchEffect() const;
virtual bool setBufferCrop(const Rect& /* bufferCrop */) { return false; }
+ virtual bool setDestinationFrame(const Rect& /* destinationFrame */) { return false; }
virtual std::atomic<int32_t>* getPendingBufferCounter() { return nullptr; }
virtual std::string getPendingBufferCounterName() { return ""; }
+ virtual void updateGeometry() {}
protected:
friend class impl::SurfaceInterceptor;
@@ -1067,6 +1057,8 @@
// Fills in the frame and transform info for the InputWindowInfo
void fillInputFrameInfo(InputWindowInfo& info, const ui::Transform& toPhysicalDisplay);
+ bool updateFrameRateForLayerTree(bool treeHasFrameRateVote);
+
// Cached properties computed from drawing state
// Effective transform taking into account parent transforms and any parent scaling, which is
// a transform from the current layer coordinate space to display(screen) coordinate space.
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index 6f830aa..4a007ff 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -287,6 +287,8 @@
const String16 sReadFramebuffer("android.permission.READ_FRAME_BUFFER");
const String16 sControlDisplayBrightness("android.permission.CONTROL_DISPLAY_BRIGHTNESS");
const String16 sDump("android.permission.DUMP");
+const String16 sCaptureBlackoutContent("android.permission.CAPTURE_BLACKOUT_CONTENT");
+
const char* KERNEL_IDLE_TIMER_PROP = "graphics.display.kernel_idle_timer.enabled";
// ---------------------------------------------------------------------------
@@ -382,6 +384,12 @@
mColorSpaceAgnosticDataspace =
static_cast<ui::Dataspace>(color_space_agnostic_dataspace(Dataspace::UNKNOWN));
+ mLayerCachingEnabled = [] {
+ const bool enable =
+ android::sysprop::SurfaceFlingerProperties::enable_layer_caching().value_or(false);
+ return base::GetBoolProperty(std::string("debug.sf.enable_layer_caching"), enable);
+ }();
+
useContextPriority = use_context_priority(true);
using Values = SurfaceFlingerProperties::primary_display_orientation_values;
@@ -1750,12 +1758,6 @@
}
void SurfaceFlinger::onMessageReceived(int32_t what, int64_t vsyncId, nsecs_t expectedVSyncTime) {
- const auto vsyncIn = [&] {
- if (!ATRACE_ENABLED()) return 0.f;
- return (expectedVSyncTime - systemTime()) / 1e6f;
- }();
-
- ATRACE_FORMAT("onMessageReceived %" PRId64 " vsyncIn %.2fms", vsyncId, vsyncIn);
switch (what) {
case MessageQueue::INVALIDATE: {
onMessageInvalidate(vsyncId, expectedVSyncTime);
@@ -1769,8 +1771,6 @@
}
void SurfaceFlinger::onMessageInvalidate(int64_t vsyncId, nsecs_t expectedVSyncTime) {
- ATRACE_CALL();
-
const nsecs_t frameStart = systemTime();
// calculate the expected present time once and use the cached
// value throughout this frame to make sure all layers are
@@ -1785,6 +1785,13 @@
const nsecs_t lastScheduledPresentTime = mScheduledPresentTime;
mScheduledPresentTime = expectedVSyncTime;
+ const auto vsyncIn = [&] {
+ if (!ATRACE_ENABLED()) return 0.f;
+ return (mExpectedPresentTime - systemTime()) / 1e6f;
+ }();
+ ATRACE_FORMAT("onMessageInvalidate %" PRId64 " vsyncIn %.2fms%s", vsyncId, vsyncIn,
+ mExpectedPresentTime == expectedVSyncTime ? "" : " (adjusted)");
+
// When Backpressure propagation is enabled we want to give a small grace period
// for the present fence to fire instead of just giving up on this frame to handle cases
// where present fence is just about to get signaled.
@@ -2200,20 +2207,10 @@
mDrawingState.traverse([&, compositionDisplay = compositionDisplay](Layer* layer) {
if (layer->isVisible() &&
compositionDisplay->belongsInOutput(layer->getCompositionEngineLayerFE())) {
- bool isHdr = false;
- switch (layer->getDataSpace()) {
- case ui::Dataspace::BT2020:
- case ui::Dataspace::BT2020_HLG:
- case ui::Dataspace::BT2020_PQ:
- case ui::Dataspace::BT2020_ITU:
- case ui::Dataspace::BT2020_ITU_HLG:
- case ui::Dataspace::BT2020_ITU_PQ:
- isHdr = true;
- break;
- default:
- isHdr = false;
- break;
- }
+ const Dataspace transfer =
+ static_cast<Dataspace>(layer->getDataSpace() & Dataspace::TRANSFER_MASK);
+ const bool isHdr = (transfer == Dataspace::TRANSFER_ST2084 ||
+ transfer == Dataspace::TRANSFER_HLG);
if (isHdr) {
info.numberOfHdrLayers++;
@@ -2652,6 +2649,7 @@
builder.setGpuVirtualDisplayIdGenerator(mGpuVirtualDisplayIdGenerator);
builder.setName(state.displayName);
const auto compositionDisplay = getCompositionEngine().createDisplay(builder.build());
+ compositionDisplay->setLayerCachingEnabled(mLayerCachingEnabled);
sp<compositionengine::DisplaySurface> displaySurface;
sp<IGraphicBufferProducer> producer;
@@ -2826,16 +2824,19 @@
}
void SurfaceFlinger::handleTransactionLocked(uint32_t transactionFlags) {
- /*
- * Traversal of the children
- * (perform the transaction for each of them if needed)
- */
+ // Commit display transactions
+ const bool displayTransactionNeeded = transactionFlags & eDisplayTransactionNeeded;
+ if (displayTransactionNeeded) {
+ processDisplayChangesLocked();
+ processDisplayHotplugEventsLocked();
+ }
- if ((transactionFlags & eTraversalNeeded) || mForceTraversal) {
- mForceTraversal = false;
+ // Commit layer transactions. This needs to happen after display transactions are
+ // committed because some geometry logic relies on display orientation.
+ if ((transactionFlags & eTraversalNeeded) || mForceTraversal || displayTransactionNeeded) {
mCurrentState.traverse([&](Layer* layer) {
uint32_t trFlags = layer->getTransactionFlags(eTransactionNeeded);
- if (!trFlags) return;
+ if (!trFlags && !displayTransactionNeeded) return;
const uint32_t flags = layer->doTransaction(0);
if (flags & Layer::eVisibleRegion)
@@ -2847,15 +2848,7 @@
});
}
- /*
- * Perform display own transactions if needed
- */
-
- if (transactionFlags & eDisplayTransactionNeeded) {
- processDisplayChangesLocked();
- processDisplayHotplugEventsLocked();
- }
-
+ // Update transform hint
if (transactionFlags & (eTransformHintUpdateNeeded | eDisplayTransactionNeeded)) {
// The transform hint might have changed for some layers
// (either because a display has changed, or because a layer
@@ -3114,7 +3107,7 @@
void SurfaceFlinger::commitTransaction() {
commitTransactionLocked();
- signalSynchronousTransactions();
+ signalSynchronousTransactions(CountDownLatch::eSyncTransaction);
mAnimTransactionPending = false;
}
@@ -3536,7 +3529,9 @@
// Generate a CountDownLatch pending state if this is a synchronous transaction.
if ((state.flags & eSynchronous) || state.inputWindowCommands.syncInputWindows) {
state.transactionCommittedSignal = std::make_shared<CountDownLatch>(
- (state.inputWindowCommands.syncInputWindows ? 2 : 1));
+ (state.inputWindowCommands.syncInputWindows
+ ? (CountDownLatch::eSyncInputWindows | CountDownLatch::eSyncTransaction)
+ : CountDownLatch::eSyncTransaction));
}
mTransactionQueue.emplace(state);
@@ -3561,10 +3556,10 @@
}
}
-void SurfaceFlinger::signalSynchronousTransactions() {
+void SurfaceFlinger::signalSynchronousTransactions(const uint32_t flag) {
for (auto it = mTransactionCommittedSignals.begin();
it != mTransactionCommittedSignals.end();) {
- if ((*it)->countDown() == 0) {
+ if ((*it)->countDown(flag)) {
it = mTransactionCommittedSignals.erase(it);
} else {
it++;
@@ -4047,6 +4042,11 @@
flags |= eTraversalNeeded;
}
}
+ if (what & layer_state_t::eDestinationFrameChanged) {
+ if (layer->setDestinationFrame(s.destinationFrame)) {
+ flags |= eTraversalNeeded;
+ }
+ }
// This has to happen after we reparent children because when we reparent to null we remove
// child layers from current state and remove its relative z. If the children are reparented in
// the same transaction, then we have to make sure we reparent the children first so we do not
@@ -4996,6 +4996,13 @@
result.append("\n");
}
+ {
+ DumpArgs plannerArgs;
+ plannerArgs.add(); // first argument is ignored
+ plannerArgs.add(String16("--layers"));
+ dumpPlannerInfo(plannerArgs, result);
+ }
+
/*
* Dump HWComposer state
*/
@@ -5188,9 +5195,9 @@
code == IBinder::SYSPROPS_TRANSACTION) {
return OK;
}
- // Numbers from 1000 to 1038 are currently used for backdoors. The code
+ // Numbers from 1000 to 1040 are currently used for backdoors. The code
// in onTransact verifies that the user is root, and has access to use SF.
- if (code >= 1000 && code <= 1039) {
+ if (code >= 1000 && code <= 1040) {
ALOGV("Accessing SurfaceFlinger through backdoor code: %u", code);
return OK;
}
@@ -5587,6 +5594,36 @@
mScheduler->onFrameRateOverridesChanged(mAppConnectionHandle, displayId);
return NO_ERROR;
}
+ // Toggle caching feature
+ // First argument is an int32 - nonzero enables caching and zero disables caching
+ // Second argument is an optional uint64 - if present, then limits enabling/disabling
+ // caching to a particular physical display
+ case 1040: {
+ n = data.readInt32();
+ std::optional<PhysicalDisplayId> inputId = std::nullopt;
+ if (uint64_t inputDisplayId; data.readUint64(&inputDisplayId) == NO_ERROR) {
+ const auto token =
+ getPhysicalDisplayToken(static_cast<PhysicalDisplayId>(inputDisplayId));
+ if (!token) {
+ ALOGE("No display with id: %" PRIu64, inputDisplayId);
+ return NAME_NOT_FOUND;
+ }
+
+ inputId = std::make_optional<PhysicalDisplayId>(inputDisplayId);
+ }
+ {
+ Mutex::Autolock lock(mStateLock);
+ mLayerCachingEnabled = n != 0;
+ for (const auto& [_, display] : mDisplays) {
+ if (!inputId || *inputId == display->getPhysicalId()) {
+ display->enableLayerCaching(mLayerCachingEnabled);
+ }
+ }
+ }
+ invalidateHwcGeometry();
+ repaintEverything();
+ return NO_ERROR;
+ }
}
}
return err;
@@ -5682,6 +5719,14 @@
}
}
+static bool hasCaptureBlackoutContentPermission() {
+ IPCThreadState* ipc = IPCThreadState::self();
+ const int pid = ipc->getCallingPid();
+ const int uid = ipc->getCallingUid();
+ return uid == AID_GRAPHICS || uid == AID_SYSTEM ||
+ PermissionCache::checkPermission(sCaptureBlackoutContent, pid, uid);
+}
+
static status_t validateScreenshotPermissions(const CaptureArgs& captureArgs) {
IPCThreadState* ipc = IPCThreadState::self();
const int pid = ipc->getCallingPid();
@@ -5852,6 +5897,10 @@
Rect layerStackSpaceRect;
ui::Dataspace dataspace;
bool captureSecureLayers;
+
+ // Call this before holding mStateLock to avoid any deadlocking.
+ bool canCaptureBlackoutContent = hasCaptureBlackoutContentPermission();
+
{
Mutex::Autolock lock(mStateLock);
@@ -5861,9 +5910,8 @@
return NAME_NOT_FOUND;
}
- const int uid = IPCThreadState::self()->getCallingUid();
- const bool forSystem = uid == AID_GRAPHICS || uid == AID_SYSTEM;
- if (!forSystem && parent->getCurrentState().flags & layer_state_t::eLayerSecure) {
+ if (!canCaptureBlackoutContent &&
+ parent->getCurrentState().flags & layer_state_t::eLayerSecure) {
ALOGW("Attempting to capture secure layer: PERMISSION_DENIED");
return PERMISSION_DENIED;
}
@@ -6013,8 +6061,7 @@
return BAD_VALUE;
}
- const int uid = IPCThreadState::self()->getCallingUid();
- const bool forSystem = uid == AID_GRAPHICS || uid == AID_SYSTEM;
+ bool canCaptureBlackoutContent = hasCaptureBlackoutContentPermission();
static_cast<void>(schedule([=, renderAreaFuture = std::move(renderAreaFuture)]() mutable {
if (mRefreshPending) {
@@ -6034,8 +6081,9 @@
status_t result = NO_ERROR;
renderArea->render([&] {
- result = renderScreenImplLocked(*renderArea, traverseLayers, buffer, forSystem,
- regionSampling, grayscale, captureResults);
+ result = renderScreenImplLocked(*renderArea, traverseLayers, buffer,
+ canCaptureBlackoutContent, regionSampling, grayscale,
+ captureResults);
});
captureResults.result = result;
@@ -6047,8 +6095,9 @@
status_t SurfaceFlinger::renderScreenImplLocked(
const RenderArea& renderArea, TraverseLayersFunction traverseLayers,
- const std::shared_ptr<renderengine::ExternalTexture>& buffer, bool forSystem,
- bool regionSampling, bool grayscale, ScreenCaptureResults& captureResults) {
+ const std::shared_ptr<renderengine::ExternalTexture>& buffer,
+ bool canCaptureBlackoutContent, bool regionSampling, bool grayscale,
+ ScreenCaptureResults& captureResults) {
ATRACE_CALL();
traverseLayers([&](Layer* layer) {
@@ -6061,7 +6110,7 @@
// We allow the system server to take screenshots of secure layers for
// use in situations like the Screen-rotation animation and place
// the impetus on WindowManager to not persist them.
- if (captureResults.capturedSecureLayers && !forSystem) {
+ if (captureResults.capturedSecureLayers && !canCaptureBlackoutContent) {
ALOGW("FB is protected: PERMISSION_DENIED");
return PERMISSION_DENIED;
}
@@ -6177,7 +6226,7 @@
void SurfaceFlinger::setInputWindowsFinished() {
Mutex::Autolock _l(mStateLock);
- signalSynchronousTransactions();
+ signalSynchronousTransactions(CountDownLatch::eSyncInputWindows);
}
// ---------------------------------------------------------------------------
diff --git a/services/surfaceflinger/SurfaceFlinger.h b/services/surfaceflinger/SurfaceFlinger.h
index 8523b1a..da874b6 100644
--- a/services/surfaceflinger/SurfaceFlinger.h
+++ b/services/surfaceflinger/SurfaceFlinger.h
@@ -471,24 +471,31 @@
class CountDownLatch {
public:
- explicit CountDownLatch(int32_t count) : mCount(count) {}
+ enum {
+ eSyncTransaction = 1 << 0,
+ eSyncInputWindows = 1 << 1,
+ };
+ explicit CountDownLatch(uint32_t flags) : mFlags(flags) {}
- int32_t countDown() {
+ // True if there is no waiting condition after count down.
+ bool countDown(uint32_t flag) {
std::unique_lock<std::mutex> lock(mMutex);
- if (mCount == 0) {
- return 0;
+ if (mFlags == 0) {
+ return true;
}
- if (--mCount == 0) {
+ mFlags &= ~flag;
+ if (mFlags == 0) {
mCountDownComplete.notify_all();
+ return true;
}
- return mCount;
+ return false;
}
// Return true if triggered.
bool wait_until(const std::chrono::seconds& timeout) const {
std::unique_lock<std::mutex> lock(mMutex);
const auto untilTime = std::chrono::system_clock::now() + timeout;
- while (mCount != 0) {
+ while (mFlags != 0) {
// Conditional variables can be woken up sporadically, so we check count
// to verify the wakeup was triggered by |countDown|.
if (std::cv_status::timeout == mCountDownComplete.wait_until(lock, untilTime)) {
@@ -499,7 +506,7 @@
}
private:
- int32_t mCount;
+ uint32_t mFlags;
mutable std::condition_variable mCountDownComplete;
mutable std::mutex mMutex;
};
@@ -908,8 +915,8 @@
const sp<IScreenCaptureListener>&);
status_t renderScreenImplLocked(const RenderArea&, TraverseLayersFunction,
const std::shared_ptr<renderengine::ExternalTexture>&,
- bool forSystem, bool regionSampling, bool grayscale,
- ScreenCaptureResults&);
+ bool canCaptureBlackoutContent, bool regionSampling,
+ bool grayscale, ScreenCaptureResults&);
sp<DisplayDevice> getDisplayByIdOrLayerStack(uint64_t displayOrLayerStack) REQUIRES(mStateLock);
sp<DisplayDevice> getDisplayById(DisplayId displayId) const REQUIRES(mStateLock);
@@ -1128,7 +1135,7 @@
// Add transaction to the Transaction Queue
void queueTransaction(TransactionState& state) EXCLUDES(mQueueLock);
void waitForSynchronousTransaction(const CountDownLatch& transactionCommittedSignal);
- void signalSynchronousTransactions();
+ void signalSynchronousTransactions(const uint32_t flag);
/*
* Generic Layer Metadata
@@ -1233,6 +1240,7 @@
int mDebugRegion = 0;
bool mDebugDisableHWC = false;
bool mDebugDisableTransformHint = false;
+ bool mLayerCachingEnabled = false;
volatile nsecs_t mDebugInTransaction = 0;
bool mForceFullDamage = false;
bool mPropagateBackpressureClientComposition = false;
diff --git a/services/surfaceflinger/SurfaceInterceptor.cpp b/services/surfaceflinger/SurfaceInterceptor.cpp
index 113f463..c5f1598 100644
--- a/services/surfaceflinger/SurfaceInterceptor.cpp
+++ b/services/surfaceflinger/SurfaceInterceptor.cpp
@@ -130,8 +130,8 @@
transaction->set_animation(layerFlags & BnSurfaceComposer::eAnimation);
const int32_t layerId(getLayerId(layer));
- addPositionLocked(transaction, layerId, layer->mCurrentState.active_legacy.transform.tx(),
- layer->mCurrentState.active_legacy.transform.ty());
+ addPositionLocked(transaction, layerId, layer->mCurrentState.transform.tx(),
+ layer->mCurrentState.transform.ty());
addDepthLocked(transaction, layerId, layer->mCurrentState.z);
addAlphaLocked(transaction, layerId, layer->mCurrentState.color.a);
addTransparentRegionLocked(transaction, layerId,
diff --git a/services/surfaceflinger/TimeStats/TimeStats.cpp b/services/surfaceflinger/TimeStats/TimeStats.cpp
index 3d82afa..10d58a6 100644
--- a/services/surfaceflinger/TimeStats/TimeStats.cpp
+++ b/services/surfaceflinger/TimeStats/TimeStats.cpp
@@ -427,8 +427,8 @@
return true;
}
-static int32_t clampToSmallestBucket(Fps fps, size_t bucketWidth) {
- return (fps.getIntValue() / bucketWidth) * bucketWidth;
+static int32_t clampToNearestBucket(Fps fps, size_t bucketWidth) {
+ return std::round(fps.getValue() / bucketWidth) * bucketWidth;
}
void TimeStats::flushAvailableRecordsToStatsLocked(int32_t layerId, Fps displayRefreshRate,
@@ -441,10 +441,10 @@
TimeRecord& prevTimeRecord = layerRecord.prevTimeRecord;
std::deque<TimeRecord>& timeRecords = layerRecord.timeRecords;
const int32_t refreshRateBucket =
- clampToSmallestBucket(displayRefreshRate, REFRESH_RATE_BUCKET_WIDTH);
+ clampToNearestBucket(displayRefreshRate, REFRESH_RATE_BUCKET_WIDTH);
const int32_t renderRateBucket =
- clampToSmallestBucket(renderRate ? *renderRate : displayRefreshRate,
- RENDER_RATE_BUCKET_WIDTH);
+ clampToNearestBucket(renderRate ? *renderRate : displayRefreshRate,
+ RENDER_RATE_BUCKET_WIDTH);
while (!timeRecords.empty()) {
if (!recordReadyLocked(layerId, &timeRecords[0])) break;
ALOGV("[%d]-[%" PRIu64 "]-presentFenceTime[%" PRId64 "]", layerId,
@@ -799,10 +799,10 @@
static const std::string kDefaultLayerName = "none";
const int32_t refreshRateBucket =
- clampToSmallestBucket(info.refreshRate, REFRESH_RATE_BUCKET_WIDTH);
+ clampToNearestBucket(info.refreshRate, REFRESH_RATE_BUCKET_WIDTH);
const int32_t renderRateBucket =
- clampToSmallestBucket(info.renderRate ? *info.renderRate : info.refreshRate,
- RENDER_RATE_BUCKET_WIDTH);
+ clampToNearestBucket(info.renderRate ? *info.renderRate : info.refreshRate,
+ RENDER_RATE_BUCKET_WIDTH);
const TimeStatsHelper::TimelineStatsKey timelineKey = {refreshRateBucket, renderRateBucket};
if (!mTimeStats.stats.count(timelineKey)) {
@@ -1021,6 +1021,7 @@
void TimeStats::clearAll() {
std::lock_guard<std::mutex> lock(mMutex);
+ mTimeStats.stats.clear();
clearGlobalLocked();
clearLayersLocked();
}
diff --git a/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp b/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp
index 4753362..34c9182 100644
--- a/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp
+++ b/services/surfaceflinger/tests/LayerTypeTransaction_test.cpp
@@ -19,6 +19,7 @@
#pragma clang diagnostic ignored "-Wconversion"
#include <gui/BufferItemConsumer.h>
+#include <private/android_filesystem_config.h>
#include "TransactionTestHarnesses.h"
namespace android {
@@ -170,7 +171,11 @@
args.displayToken = mDisplay;
ScreenCaptureResults captureResults;
- ASSERT_EQ(PERMISSION_DENIED, ScreenCapture::captureDisplay(args, captureResults));
+ {
+ // Ensure the UID is not root because root has all permissions
+ UIDFaker f(AID_APP_START);
+ ASSERT_EQ(PERMISSION_DENIED, ScreenCapture::captureDisplay(args, captureResults));
+ }
Transaction().setFlags(layer, 0, layer_state_t::eLayerSecure).apply(true);
ASSERT_EQ(NO_ERROR, ScreenCapture::captureDisplay(args, captureResults));
diff --git a/services/surfaceflinger/tests/ScreenCapture_test.cpp b/services/surfaceflinger/tests/ScreenCapture_test.cpp
index 2e9c10c..6912fcf 100644
--- a/services/surfaceflinger/tests/ScreenCapture_test.cpp
+++ b/services/surfaceflinger/tests/ScreenCapture_test.cpp
@@ -84,7 +84,11 @@
Transaction().show(layer).setLayer(layer, INT32_MAX).apply(true);
- ASSERT_EQ(PERMISSION_DENIED, ScreenCapture::captureDisplay(mCaptureArgs, mCaptureResults));
+ {
+ // Ensure the UID is not root because root has all permissions
+ UIDFaker f(AID_APP_START);
+ ASSERT_EQ(PERMISSION_DENIED, ScreenCapture::captureDisplay(mCaptureArgs, mCaptureResults));
+ }
UIDFaker f(AID_SYSTEM);
@@ -528,7 +532,7 @@
ASSERT_EQ(NAME_NOT_FOUND, ScreenCapture::captureLayers(args, captureResults));
}
-TEST_F(ScreenCaptureTest, CaputureSecureLayer) {
+TEST_F(ScreenCaptureTest, CaptureSecureLayer) {
sp<SurfaceControl> redLayer = createLayer(String8("Red surface"), 60, 60,
ISurfaceComposerClient::eFXSurfaceBufferState);
sp<SurfaceControl> secureLayer =
@@ -552,8 +556,12 @@
args.childrenOnly = false;
ScreenCaptureResults captureResults;
- // Call from outside system with secure layers will result in permission denied
- ASSERT_EQ(PERMISSION_DENIED, ScreenCapture::captureLayers(args, captureResults));
+ {
+ // Ensure the UID is not root because root has all permissions
+ UIDFaker f(AID_APP_START);
+ // Call from outside system with secure layers will result in permission denied
+ ASSERT_EQ(PERMISSION_DENIED, ScreenCapture::captureLayers(args, captureResults));
+ }
UIDFaker f(AID_SYSTEM);
diff --git a/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp b/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp
index 6ed6148..c6a4115 100644
--- a/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp
+++ b/services/surfaceflinger/tests/unittests/FrameTimelineTest.cpp
@@ -73,7 +73,7 @@
mTokenManager = &mFrameTimeline->mTokenManager;
mTraceCookieCounter = &mFrameTimeline->mTraceCookieCounter;
maxDisplayFrames = &mFrameTimeline->mMaxDisplayFrames;
- maxTokenRetentionTime = mTokenManager->kMaxRetentionTime;
+ maxTokens = mTokenManager->kMaxTokens;
}
// Each tracing session can be used for a single block of Start -> Stop.
@@ -111,9 +111,11 @@
mFrameTimeline->setSfPresent(2500, presentFence1);
}
- void flushTokens(nsecs_t flushTime) {
- std::lock_guard<std::mutex> lock(mTokenManager->mMutex);
- mTokenManager->flushTokens(flushTime);
+ void flushTokens() {
+ for (size_t i = 0; i < maxTokens; i++) {
+ mTokenManager->generateTokenForPredictions({});
+ }
+ EXPECT_EQ(getPredictions().size(), maxTokens);
}
SurfaceFrame& getSurfaceFrame(size_t displayFrameIdx, size_t surfaceFrameIdx) {
@@ -132,7 +134,7 @@
a.presentTime == b.presentTime;
}
- const std::map<int64_t, TokenManagerPrediction>& getPredictions() const {
+ const std::map<int64_t, TimelineItem>& getPredictions() const {
return mTokenManager->mPredictions;
}
@@ -155,7 +157,7 @@
TraceCookieCounter* mTraceCookieCounter;
FenceToFenceTimeMap fenceFactory;
uint32_t* maxDisplayFrames;
- nsecs_t maxTokenRetentionTime;
+ size_t maxTokens;
static constexpr pid_t kSurfaceFlingerPid = 666;
static constexpr nsecs_t kPresentThreshold = std::chrono::nanoseconds(2ns).count();
static constexpr nsecs_t kDeadlineThreshold = std::chrono::nanoseconds(2ns).count();
@@ -177,12 +179,11 @@
TEST_F(FrameTimelineTest, tokenManagerRemovesStalePredictions) {
int64_t token1 = mTokenManager->generateTokenForPredictions({0, 0, 0});
EXPECT_EQ(getPredictions().size(), 1u);
- flushTokens(systemTime() + maxTokenRetentionTime);
+ flushTokens();
int64_t token2 = mTokenManager->generateTokenForPredictions({10, 20, 30});
std::optional<TimelineItem> predictions = mTokenManager->getPredictionsForToken(token1);
// token1 should have expired
- EXPECT_EQ(getPredictions().size(), 1u);
EXPECT_EQ(predictions.has_value(), false);
predictions = mTokenManager->getPredictionsForToken(token2);
@@ -212,7 +213,7 @@
TEST_F(FrameTimelineTest, createSurfaceFrameForToken_expiredToken) {
int64_t token1 = mTokenManager->generateTokenForPredictions({0, 0, 0});
- flushTokens(systemTime() + maxTokenRetentionTime);
+ flushTokens();
auto surfaceFrame =
mFrameTimeline->createSurfaceFrameForToken({token1, sInputEventId}, sPidOne, sUidOne,
sLayerIdOne, sLayerNameOne, sLayerNameOne,
@@ -707,7 +708,7 @@
sLayerNameOne, /*isBuffer*/ true);
surfaceFrame1->setAcquireFenceTime(45);
// Trigger a prediction expiry
- flushTokens(systemTime() + maxTokenRetentionTime);
+ flushTokens();
mFrameTimeline->setSfWakeUp(sfToken1, 52, refreshRate);
surfaceFrame1->setPresentState(SurfaceFrame::PresentState::Presented);
@@ -1065,7 +1066,7 @@
tracingSession->StartBlocking();
int64_t displayFrameToken1 = mTokenManager->generateTokenForPredictions({10, 25, 30});
// Flush the token so that it would expire
- flushTokens(systemTime() + maxTokenRetentionTime);
+ flushTokens();
// Set up the display frame
mFrameTimeline->setSfWakeUp(displayFrameToken1, 20, Fps::fromPeriodNsecs(11));
@@ -1283,7 +1284,7 @@
mTokenManager->generateTokenForPredictions({appStartTime, appEndTime, appPresentTime});
// Flush the token so that it would expire
- flushTokens(systemTime() + maxTokenRetentionTime);
+ flushTokens();
auto surfaceFrame1 =
mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, /*inputEventId*/ 0},
sPidOne, sUidOne, sLayerIdOne, sLayerNameOne,
@@ -1359,7 +1360,7 @@
mTokenManager->generateTokenForPredictions({appStartTime, appEndTime, appPresentTime});
// Flush the token so that it would expire
- flushTokens(systemTime() + maxTokenRetentionTime);
+ flushTokens();
auto surfaceFrame1 =
mFrameTimeline->createSurfaceFrameForToken({surfaceFrameToken, /*inputEventId*/ 0},
sPidOne, sUidOne, sLayerIdOne, sLayerNameOne,
diff --git a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
index 188ea75..ff53a7b 100644
--- a/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
+++ b/services/surfaceflinger/tests/unittests/TimeStatsTest.cpp
@@ -897,24 +897,24 @@
EXPECT_THAT(result, HasSubstr("compositionStrategyChanges = 0"));
EXPECT_THAT(result, HasSubstr("averageFrameDuration = 0.000 ms"));
EXPECT_THAT(result, HasSubstr("averageRenderEngineTiming = 0.000 ms"));
- std::string expectedResult = "totalTimelineFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "jankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "sfLongCpuJankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "sfLongGpuJankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "sfUnattributedJankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "appUnattributedJankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "sfSchedulingJankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "sfPredictionErrorJankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
- expectedResult = "appBufferStuffingJankyFrames = " + std::to_string(0);
- EXPECT_THAT(result, HasSubstr(expectedResult));
+ std::string expectedResult = "totalTimelineFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "jankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "sfLongCpuJankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "sfLongGpuJankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "sfUnattributedJankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "appUnattributedJankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "sfSchedulingJankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "sfPredictionErrorJankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
+ expectedResult = "appBufferStuffingJankyFrames = ";
+ EXPECT_THAT(result, Not(HasSubstr(expectedResult)));
}
TEST_F(TimeStatsTest, canDumpWithMaxLayers) {
@@ -1348,6 +1348,30 @@
}
}
+TEST_F(TimeStatsTest, refreshRateIsClampedToNearestBucket) {
+ // this stat is not in the proto so verify by checking the string dump
+ const auto verifyRefreshRateBucket = [&](Fps fps, int32_t bucket) {
+ EXPECT_TRUE(inputCommand(InputCommand::CLEAR, FMT_STRING).empty());
+ EXPECT_TRUE(inputCommand(InputCommand::ENABLE, FMT_STRING).empty());
+
+ insertTimeRecord(NORMAL_SEQUENCE, LAYER_ID_0, 1, 1000000);
+ mTimeStats->incrementJankyFrames(
+ {fps, std::nullopt, UID_0, genLayerName(LAYER_ID_0), JankType::None, 0, 0, 0});
+ const std::string result(inputCommand(InputCommand::DUMP_ALL, FMT_STRING));
+ std::string expectedResult = "displayRefreshRate = " + std::to_string(bucket) + " fps";
+ EXPECT_THAT(result, HasSubstr(expectedResult)) << "failed for " << fps;
+ };
+
+ verifyRefreshRateBucket(Fps(91.f), 90);
+ verifyRefreshRateBucket(Fps(89.f), 90);
+
+ verifyRefreshRateBucket(Fps(61.f), 60);
+ verifyRefreshRateBucket(Fps(59.f), 60);
+
+ verifyRefreshRateBucket(Fps(31.f), 30);
+ verifyRefreshRateBucket(Fps(29.f), 30);
+}
+
} // namespace
} // namespace android
diff --git a/services/vr/hardware_composer/Android.bp b/services/vr/hardware_composer/Android.bp
index eb24a22..80e9a3c 100644
--- a/services/vr/hardware_composer/Android.bp
+++ b/services/vr/hardware_composer/Android.bp
@@ -106,42 +106,6 @@
],
}
-cc_binary {
- name: "vr_hwc",
- enabled: false,
- system_ext_specific: true,
- vintf_fragments: ["manifest_vr_hwc.xml"],
- srcs: [
- "vr_hardware_composer_service.cpp",
- ],
- static_libs: [
- "libvr_hwc-impl",
- // NOTE: This needs to be included after the *-impl lib otherwise the
- // symbols in the *-binder library get optimized out.
- "libvr_hwc-binder",
- ],
- shared_libs: [
- "android.frameworks.vr.composer@2.0",
- "android.hardware.graphics.composer@2.3",
- "libbase",
- "libbinder",
- "liblog",
- "libhardware",
- "libhidlbase",
- "libui",
- "libutils",
- "libvr_hwc-hal",
- ],
- cflags: [
- "-DLOG_TAG=\"vr_hwc\"",
- "-Wall",
- "-Werror",
- ],
- init_rc: [
- "vr_hwc.rc",
- ],
-}
-
cc_test {
name: "vr_hwc_test",
gtest: true,
diff --git a/services/vr/hardware_composer/manifest_vr_hwc.xml b/services/vr/hardware_composer/manifest_vr_hwc.xml
deleted file mode 100644
index 1068cac..0000000
--- a/services/vr/hardware_composer/manifest_vr_hwc.xml
+++ /dev/null
@@ -1,11 +0,0 @@
-<manifest version="1.0" type="framework">
- <hal>
- <name>android.hardware.graphics.composer</name>
- <transport>hwbinder</transport>
- <version>2.1</version>
- <interface>
- <name>IComposer</name>
- <instance>vr</instance>
- </interface>
- </hal>
-</manifest>
diff --git a/services/vr/hardware_composer/vr_hardware_composer_service.cpp b/services/vr/hardware_composer/vr_hardware_composer_service.cpp
deleted file mode 100644
index 7701847..0000000
--- a/services/vr/hardware_composer/vr_hardware_composer_service.cpp
+++ /dev/null
@@ -1,55 +0,0 @@
-/*
- * Copyright 2017 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-#include <binder/ProcessState.h>
-#include <binder/IServiceManager.h>
-#include <hwbinder/IPCThreadState.h>
-#include <impl/vr_hwc.h>
-#include <inttypes.h>
-
-#include "vr_composer.h"
-
-int main() {
- android::ProcessState::self()->startThreadPool();
-
- // Register the hwbinder HWC HAL service used by SurfaceFlinger while in VR
- // mode.
- android::sp<android::dvr::VrHwc> service = new android::dvr::VrHwc();
-
- LOG_ALWAYS_FATAL_IF(!service.get(), "Failed to get service");
- LOG_ALWAYS_FATAL_IF(service->isRemote(), "Service is remote");
-
- const char instance[] = "vr";
- LOG_ALWAYS_FATAL_IF(service->registerAsService(instance) != android::OK,
- "Failed to register service");
-
- android::sp<android::dvr::VrComposer> composer =
- new android::dvr::VrComposer(service.get());
-
- android::sp<android::IServiceManager> sm(android::defaultServiceManager());
-
- // Register the binder service used by VR Window Manager service to receive
- // frame information from VR HWC HAL.
- android::status_t status = sm->addService(
- android::dvr::VrComposer::SERVICE_NAME(), composer.get(),
- false /* allowIsolated */);
- LOG_ALWAYS_FATAL_IF(status != android::OK,
- "VrDisplay service failed to start: %" PRId32, status);
-
- android::hardware::ProcessState::self()->startThreadPool();
- android::hardware::IPCThreadState::self()->joinThreadPool();
-
- return 0;
-}
diff --git a/services/vr/hardware_composer/vr_hwc.rc b/services/vr/hardware_composer/vr_hwc.rc
deleted file mode 100644
index 645ab80..0000000
--- a/services/vr/hardware_composer/vr_hwc.rc
+++ /dev/null
@@ -1,6 +0,0 @@
-service vr_hwc /system/bin/vr_hwc
- class hal animation
- user system
- group system graphics
- onrestart restart surfaceflinger
- writepid /dev/cpuset/system-background/tasks