Merge "vulkan: Update Vulkan headers to 1.1.93"
diff --git a/cmds/atrace/atrace.rc b/cmds/atrace/atrace.rc
index d6ca0bf..4459cef 100644
--- a/cmds/atrace/atrace.rc
+++ b/cmds/atrace/atrace.rc
@@ -97,6 +97,14 @@
chmod 0666 /sys/kernel/tracing/events/kmem/ion_heap_grow/enable
chmod 0666 /sys/kernel/debug/tracing/events/kmem/ion_heap_shrink/enable
chmod 0666 /sys/kernel/tracing/events/kmem/ion_heap_shrink/enable
+ chmod 0666 /sys/kernel/debug/tracing/events/signal/signal_generate/enable
+ chmod 0666 /sys/kernel/tracing/events/signal/signal_generate/enable
+ chmod 0666 /sys/kernel/debug/tracing/events/signal/signal_deliver/enable
+ chmod 0666 /sys/kernel/tracing/events/signal/signal_deliver/enable
+ chmod 0666 /sys/kernel/debug/tracing/events/mm_event/mm_event_record/enable
+ chmod 0666 /sys/kernel/tracing/events/mm_event/mm_event_record/enable
+ chmod 0666 /sys/kernel/debug/tracing/events/lowmemorykiller/lowmemory_kill/enable
+ chmod 0666 /sys/kernel/tracing/events/lowmemorykiller/lowmemory_kill/enable
# disk
chmod 0666 /sys/kernel/tracing/events/f2fs/f2fs_get_data_block/enable
diff --git a/cmds/bugreportz/Android.bp b/cmds/bugreportz/Android.bp
new file mode 100644
index 0000000..924a3a3
--- /dev/null
+++ b/cmds/bugreportz/Android.bp
@@ -0,0 +1,44 @@
+// bugreportz
+// ==========
+cc_binary {
+ name: "bugreportz",
+
+ srcs: [
+ "bugreportz.cpp",
+ "main.cpp",
+ ],
+
+ cflags: [
+ "-Werror",
+ "-Wall",
+ ],
+
+ shared_libs: [
+ "libbase",
+ "libcutils",
+ ],
+}
+
+// bugreportz_test
+// ===============
+cc_test {
+ name: "bugreportz_test",
+ test_suites: ["device-tests"],
+
+ cflags: [
+ "-Werror",
+ "-Wall",
+ ],
+
+ srcs: [
+ "bugreportz.cpp",
+ "bugreportz_test.cpp",
+ ],
+
+ static_libs: ["libgmock"],
+
+ shared_libs: [
+ "libbase",
+ "libutils",
+ ],
+}
diff --git a/cmds/bugreportz/Android.mk b/cmds/bugreportz/Android.mk
deleted file mode 100644
index 10dda56..0000000
--- a/cmds/bugreportz/Android.mk
+++ /dev/null
@@ -1,44 +0,0 @@
-LOCAL_PATH:= $(call my-dir)
-
-# bugreportz
-# ==========
-
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES:= \
- bugreportz.cpp \
- main.cpp \
-
-LOCAL_MODULE:= bugreportz
-
-LOCAL_CFLAGS := -Werror -Wall
-
-LOCAL_SHARED_LIBRARIES := \
- libbase \
- libcutils \
-
-include $(BUILD_EXECUTABLE)
-
-# bugreportz_test
-# ===============
-
-include $(CLEAR_VARS)
-
-LOCAL_MODULE := bugreportz_test
-LOCAL_COMPATIBILITY_SUITE := device-tests
-LOCAL_MODULE_TAGS := tests
-
-LOCAL_CFLAGS := -Werror -Wall
-
-LOCAL_SRC_FILES := \
- bugreportz.cpp \
- bugreportz_test.cpp \
-
-LOCAL_STATIC_LIBRARIES := \
- libgmock \
-
-LOCAL_SHARED_LIBRARIES := \
- libbase \
- libutils \
-
-include $(BUILD_NATIVE_TEST)
diff --git a/cmds/cmd/Android.bp b/cmds/cmd/Android.bp
new file mode 100644
index 0000000..d91184a
--- /dev/null
+++ b/cmds/cmd/Android.bp
@@ -0,0 +1,18 @@
+cc_binary {
+ name: "cmd",
+
+ srcs: ["cmd.cpp"],
+
+ shared_libs: [
+ "libutils",
+ "liblog",
+ "libselinux",
+ "libbinder",
+ ],
+
+ cflags: [
+ "-Wall",
+ "-Werror",
+ "-DXP_UNIX",
+ ],
+}
diff --git a/cmds/cmd/Android.mk b/cmds/cmd/Android.mk
deleted file mode 100644
index 4868555..0000000
--- a/cmds/cmd/Android.mk
+++ /dev/null
@@ -1,25 +0,0 @@
-LOCAL_PATH:= $(call my-dir)
-include $(CLEAR_VARS)
-
-LOCAL_SRC_FILES:= \
- cmd.cpp
-
-LOCAL_SHARED_LIBRARIES := \
- libutils \
- liblog \
- libselinux \
- libbinder
-
-LOCAL_CFLAGS := -Wall -Werror
-
-LOCAL_C_INCLUDES += \
- $(JNI_H_INCLUDE)
-
-ifeq ($(TARGET_OS),linux)
- LOCAL_CFLAGS += -DXP_UNIX
- #LOCAL_SHARED_LIBRARIES += librt
-endif
-
-LOCAL_MODULE:= cmd
-
-include $(BUILD_EXECUTABLE)
diff --git a/cmds/dumpstate/DumpstateService.cpp b/cmds/dumpstate/DumpstateService.cpp
index 71658d8..0ee6c3a 100644
--- a/cmds/dumpstate/DumpstateService.cpp
+++ b/cmds/dumpstate/DumpstateService.cpp
@@ -24,10 +24,31 @@
#include "DumpstateInternal.h"
+using android::base::StringPrintf;
+
namespace android {
namespace os {
namespace {
+
+static binder::Status exception(uint32_t code, const std::string& msg) {
+ MYLOGE("%s (%d) ", msg.c_str(), code);
+ return binder::Status::fromExceptionCode(code, String8(msg.c_str()));
+}
+
+static binder::Status error(uint32_t code, const std::string& msg) {
+ MYLOGE("%s (%d) ", msg.c_str(), code);
+ return binder::Status::fromServiceSpecificError(code, String8(msg.c_str()));
+}
+
+static void* callAndNotify(void* data) {
+ Dumpstate& ds = *static_cast<Dumpstate*>(data);
+ // TODO(111441001): Return status on listener.
+ ds.Run();
+ MYLOGE("Finished Run()\n");
+ return nullptr;
+}
+
class DumpstateToken : public BnDumpstateToken {};
}
@@ -77,10 +98,30 @@
return binder::Status::ok();
}
-binder::Status DumpstateService::startBugreport(int, const sp<IDumpstateListener>&,
- const DumpstateOptions&, int32_t* returned_id) {
- // TODO: fork to handle the bugreport request and return the process id or a request id here.
+binder::Status DumpstateService::startBugreport(int, int bugreport_mode, int32_t* returned_id) {
+ // TODO(111441001): return a request id here.
*returned_id = -1;
+ MYLOGI("startBugreport() with mode: %d\n", bugreport_mode);
+
+ if (bugreport_mode != Dumpstate::BugreportMode::BUGREPORT_FULL &&
+ bugreport_mode != Dumpstate::BugreportMode::BUGREPORT_INTERACTIVE &&
+ bugreport_mode != Dumpstate::BugreportMode::BUGREPORT_REMOTE &&
+ bugreport_mode != Dumpstate::BugreportMode::BUGREPORT_WEAR &&
+ bugreport_mode != Dumpstate::BugreportMode::BUGREPORT_TELEPHONY &&
+ bugreport_mode != Dumpstate::BugreportMode::BUGREPORT_WIFI) {
+ return exception(binder::Status::EX_ILLEGAL_ARGUMENT,
+ StringPrintf("Invalid bugreport mode: %d", bugreport_mode));
+ }
+
+ std::unique_ptr<Dumpstate::DumpOptions> options = std::make_unique<Dumpstate::DumpOptions>();
+ options->Initialize(static_cast<Dumpstate::BugreportMode>(bugreport_mode));
+ ds_.SetOptions(std::move(options));
+
+ pthread_t thread;
+ status_t err = pthread_create(&thread, nullptr, callAndNotify, &ds_);
+ if (err != 0) {
+ return error(err, "Could not create a background thread.");
+ }
return binder::Status::ok();
}
diff --git a/cmds/dumpstate/DumpstateService.h b/cmds/dumpstate/DumpstateService.h
index 131aff3..58095b3 100644
--- a/cmds/dumpstate/DumpstateService.h
+++ b/cmds/dumpstate/DumpstateService.h
@@ -41,8 +41,7 @@
bool getSectionDetails,
sp<IDumpstateToken>* returned_token) override;
- binder::Status startBugreport(int fd, const sp<IDumpstateListener>& listener,
- const DumpstateOptions& options, int32_t* returned_id) override;
+ binder::Status startBugreport(int fd, int bugreport_mode, int32_t* returned_id) override;
private:
Dumpstate& ds_;
diff --git a/cmds/dumpstate/DumpstateUtil.cpp b/cmds/dumpstate/DumpstateUtil.cpp
index 600a500..97c8ae2 100644
--- a/cmds/dumpstate/DumpstateUtil.cpp
+++ b/cmds/dumpstate/DumpstateUtil.cpp
@@ -101,13 +101,16 @@
}
CommandOptions::CommandOptionsBuilder& CommandOptions::CommandOptionsBuilder::AsRoot() {
- values.account_mode_ = SU_ROOT;
+ if (!PropertiesHelper::IsUnroot()) {
+ values.account_mode_ = SU_ROOT;
+ }
return *this;
}
CommandOptions::CommandOptionsBuilder& CommandOptions::CommandOptionsBuilder::AsRootIfAvailable() {
- if (!PropertiesHelper::IsUserBuild())
- values.account_mode_ = SU_ROOT;
+ if (!PropertiesHelper::IsUserBuild()) {
+ return AsRoot();
+ }
return *this;
}
@@ -176,6 +179,7 @@
std::string PropertiesHelper::build_type_ = "";
int PropertiesHelper::dry_run_ = -1;
+int PropertiesHelper::unroot_ = -1;
bool PropertiesHelper::IsUserBuild() {
if (build_type_.empty()) {
@@ -191,6 +195,13 @@
return dry_run_ == 1;
}
+bool PropertiesHelper::IsUnroot() {
+ if (unroot_ == -1) {
+ unroot_ = android::base::GetBoolProperty("dumpstate.unroot", false) ? 1 : 0;
+ }
+ return unroot_ == 1;
+}
+
int DumpFileToFd(int out_fd, const std::string& title, const std::string& path) {
android::base::unique_fd fd(TEMP_FAILURE_RETRY(open(path.c_str(), O_RDONLY | O_NONBLOCK | O_CLOEXEC)));
if (fd.get() < 0) {
diff --git a/cmds/dumpstate/DumpstateUtil.h b/cmds/dumpstate/DumpstateUtil.h
index 8342099..d69ffbf 100644
--- a/cmds/dumpstate/DumpstateUtil.h
+++ b/cmds/dumpstate/DumpstateUtil.h
@@ -97,9 +97,16 @@
public:
/* Sets the command to always run, even on `dry-run` mode. */
CommandOptionsBuilder& Always();
- /* Sets the command's PrivilegeMode as `SU_ROOT` */
+ /*
+ * Sets the command's PrivilegeMode as `SU_ROOT` unless overridden by system property
+ * 'dumpstate.unroot'.
+ */
CommandOptionsBuilder& AsRoot();
- /* If !IsUserBuild(), sets the command's PrivilegeMode as `SU_ROOT` */
+ /*
+ * Runs AsRoot() on userdebug builds. No-op on user builds since 'su' is
+ * not available. This is used for commands that return some useful information even
+ * when run as shell.
+ */
CommandOptionsBuilder& AsRootIfAvailable();
/* Sets the command's PrivilegeMode as `DROP_ROOT` */
CommandOptionsBuilder& DropRoot();
@@ -162,9 +169,17 @@
*/
static bool IsDryRun();
+ /**
+ * Checks whether root availability should be overridden.
+ *
+ * Useful to verify how dumpstate would work in a device with an user build.
+ */
+ static bool IsUnroot();
+
private:
static std::string build_type_;
static int dry_run_;
+ static int unroot_;
};
/*
diff --git a/cmds/dumpstate/README.md b/cmds/dumpstate/README.md
index 0302ea5..d5b2953 100644
--- a/cmds/dumpstate/README.md
+++ b/cmds/dumpstate/README.md
@@ -28,22 +28,22 @@
## To build, deploy, and run unit tests
-First create `/data/nativetest`:
+First create `/data/nativetest64`:
```
-adb shell mkdir /data/nativetest
+adb shell mkdir /data/nativetest64
```
Then run:
```
-mmm -j frameworks/native/cmds/dumpstate/ && adb push ${OUT}/data/nativetest/dumpstate_test* /data/nativetest && adb shell /data/nativetest/dumpstate_test/dumpstate_test
+mmm -j frameworks/native/cmds/dumpstate/ && adb push ${OUT}/data/nativetest64/dumpstate_test* /data/nativetest64 && adb shell /data/nativetest/dumpstate_test/dumpstate_test
```
And to run just one test (for example, `DumpstateTest.RunCommandNoArgs`):
```
-mmm -j frameworks/native/cmds/dumpstate/ && adb push ${OUT}/data/nativetest/dumpstate_test* /data/nativetest && adb shell /data/nativetest/dumpstate_test/dumpstate_test --gtest_filter=DumpstateTest.RunCommandNoArgs
+mmm -j frameworks/native/cmds/dumpstate/ && adb push ${OUT}/data/nativetest64/dumpstate_test* /data/nativetest64 && adb shell /data/nativetest/dumpstate_test/dumpstate_test --gtest_filter=DumpstateTest.RunCommandNoArgs
```
## To take quick bugreports
@@ -52,6 +52,12 @@
adb shell setprop dumpstate.dry_run true
```
+## To emulate a device with user build
+
+```
+adb shell setprop dumpstate.unroot true
+```
+
## To change the `dumpstate` version
```
diff --git a/cmds/dumpstate/binder/android/os/IDumpstate.aidl b/cmds/dumpstate/binder/android/os/IDumpstate.aidl
index 68a4f21..9e59f58 100644
--- a/cmds/dumpstate/binder/android/os/IDumpstate.aidl
+++ b/cmds/dumpstate/binder/android/os/IDumpstate.aidl
@@ -39,10 +39,27 @@
IDumpstateToken setListener(@utf8InCpp String name, IDumpstateListener listener,
boolean getSectionDetails);
+ // These modes encapsulate a set of run time options for generating bugreports.
+ // A zipped bugreport; default mode.
+ const int BUGREPORT_MODE_FULL = 0;
+
+ // Interactive bugreport, i.e. triggered by the user.
+ const int BUGREPORT_MODE_INTERACTIVE = 1;
+
+ // Remote bugreport triggered by DevicePolicyManager, for e.g.
+ const int BUGREPORT_MODE_REMOTE = 2;
+
+ // Bugreport triggered on a wear device.
+ const int BUGREPORT_MODE_WEAR = 3;
+
+ // Bugreport limited to only telephony info.
+ const int BUGREPORT_MODE_TELEPHONY = 4;
+
+ // Bugreport limited to only wifi info.
+ const int BUGREPORT_MODE_WIFI = 5;
+
/*
- * Starts a bugreport in a child process.
- *
- * Returns an identifier of the bugreport process running in the background.
+ * Starts a bugreport in the background.
*/
- int startBugreport(int fd, IDumpstateListener listener, in DumpstateOptions options);
+ int startBugreport(int fd, int bugreportMode);
}
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 0b9bca0..94e8877 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -1911,7 +1911,7 @@
am_args.push_back("android.intent.extra.SCREENSHOT");
am_args.push_back(ds.screenshot_path_);
}
- if (ds.options_->notification_title.empty()) {
+ if (!ds.options_->notification_title.empty()) {
am_args.push_back("--es");
am_args.push_back("android.intent.extra.TITLE");
am_args.push_back(ds.options_->notification_title);
@@ -1934,44 +1934,103 @@
}
}
-// TODO: Move away from system properties when we have options passed via binder calls.
-/* Sets runtime options from the system properties and then clears those properties. */
-static void SetOptionsFromProperties(Dumpstate::DumpOptions* options) {
- options->extra_options = android::base::GetProperty(PROPERTY_EXTRA_OPTIONS, "");
- if (!options->extra_options.empty()) {
- // Framework uses a system property to override some command-line args.
- // Currently, it contains the type of the requested bugreport.
- if (options->extra_options == "bugreportplus") {
+static inline const char* ModeToString(Dumpstate::BugreportMode mode) {
+ switch (mode) {
+ case Dumpstate::BugreportMode::BUGREPORT_FULL:
+ return "BUGREPORT_FULL";
+ case Dumpstate::BugreportMode::BUGREPORT_INTERACTIVE:
+ return "BUGREPORT_INTERACTIVE";
+ case Dumpstate::BugreportMode::BUGREPORT_REMOTE:
+ return "BUGREPORT_REMOTE";
+ case Dumpstate::BugreportMode::BUGREPORT_WEAR:
+ return "BUGREPORT_WEAR";
+ case Dumpstate::BugreportMode::BUGREPORT_TELEPHONY:
+ return "BUGREPORT_TELEPHONY";
+ case Dumpstate::BugreportMode::BUGREPORT_WIFI:
+ return "BUGREPORT_WIFI";
+ }
+}
+
+static void SetOptionsFromMode(Dumpstate::BugreportMode mode, Dumpstate::DumpOptions* options) {
+ switch (mode) {
+ case Dumpstate::BugreportMode::BUGREPORT_FULL:
+ options->do_broadcast = true;
+ options->do_fb = true;
+ break;
+ case Dumpstate::BugreportMode::BUGREPORT_INTERACTIVE:
// Currently, the dumpstate binder is only used by Shell to update progress.
options->do_start_service = true;
options->do_progress_updates = true;
options->do_fb = false;
- } else if (options->extra_options == "bugreportremote") {
+ options->do_broadcast = true;
+ break;
+ case Dumpstate::BugreportMode::BUGREPORT_REMOTE:
options->do_vibrate = false;
options->is_remote_mode = true;
options->do_fb = false;
- } else if (options->extra_options == "bugreportwear") {
+ options->do_broadcast = true;
+ break;
+ case Dumpstate::BugreportMode::BUGREPORT_WEAR:
options->do_start_service = true;
options->do_progress_updates = true;
options->do_zip_file = true;
- } else if (options->extra_options == "bugreporttelephony") {
+ options->do_fb = true;
+ options->do_broadcast = true;
+ break;
+ case Dumpstate::BugreportMode::BUGREPORT_TELEPHONY:
options->telephony_only = true;
- } else if (options->extra_options == "bugreportwifi") {
+ options->do_fb = true;
+ options->do_broadcast = true;
+ break;
+ case Dumpstate::BugreportMode::BUGREPORT_WIFI:
options->wifi_only = true;
options->do_zip_file = true;
+ options->do_fb = true;
+ options->do_broadcast = true;
+ break;
+ }
+}
+
+static Dumpstate::BugreportMode getBugreportModeFromProperty() {
+ // If the system property is not set, it's assumed to be a full bugreport.
+ Dumpstate::BugreportMode mode = Dumpstate::BugreportMode::BUGREPORT_FULL;
+
+ std::string extra_options = android::base::GetProperty(PROPERTY_EXTRA_OPTIONS, "");
+ if (!extra_options.empty()) {
+ // Framework uses a system property to override some command-line args.
+ // Currently, it contains the type of the requested bugreport.
+ if (extra_options == "bugreportplus") {
+ mode = Dumpstate::BugreportMode::BUGREPORT_INTERACTIVE;
+ } else if (extra_options == "bugreportremote") {
+ mode = Dumpstate::BugreportMode::BUGREPORT_REMOTE;
+ } else if (extra_options == "bugreportwear") {
+ mode = Dumpstate::BugreportMode::BUGREPORT_WEAR;
+ } else if (extra_options == "bugreporttelephony") {
+ mode = Dumpstate::BugreportMode::BUGREPORT_TELEPHONY;
+ } else if (extra_options == "bugreportwifi") {
+ mode = Dumpstate::BugreportMode::BUGREPORT_WIFI;
} else {
- MYLOGE("Unknown extra option: %s\n", options->extra_options.c_str());
+ MYLOGE("Unknown extra option: %s\n", extra_options.c_str());
}
// Reset the property
android::base::SetProperty(PROPERTY_EXTRA_OPTIONS, "");
}
+ return mode;
+}
+
+// TODO: Move away from system properties when we have options passed via binder calls.
+/* Sets runtime options from the system properties and then clears those properties. */
+static void SetOptionsFromProperties(Dumpstate::DumpOptions* options) {
+ Dumpstate::BugreportMode mode = getBugreportModeFromProperty();
+ SetOptionsFromMode(mode, options);
options->notification_title = android::base::GetProperty(PROPERTY_EXTRA_TITLE, "");
if (!options->notification_title.empty()) {
// Reset the property
android::base::SetProperty(PROPERTY_EXTRA_TITLE, "");
- options->extra_options = android::base::GetProperty(PROPERTY_EXTRA_DESCRIPTION, "");
+ options->notification_description =
+ android::base::GetProperty(PROPERTY_EXTRA_DESCRIPTION, "");
if (!options->notification_description.empty()) {
// Reset the property
android::base::SetProperty(PROPERTY_EXTRA_DESCRIPTION, "");
@@ -1981,6 +2040,40 @@
}
}
+static void LogDumpOptions(const Dumpstate::DumpOptions& options) {
+ MYLOGI("do_zip_file: %d\n", options.do_zip_file);
+ MYLOGI("do_add_date: %d\n", options.do_add_date);
+ MYLOGI("do_vibrate: %d\n", options.do_vibrate);
+ MYLOGI("use_socket: %d\n", options.use_socket);
+ MYLOGI("use_control_socket: %d\n", options.use_control_socket);
+ MYLOGI("do_fb: %d\n", options.do_fb);
+ MYLOGI("do_broadcast: %d\n", options.do_broadcast);
+ MYLOGI("is_remote_mode: %d\n", options.is_remote_mode);
+ MYLOGI("show_header_only: %d\n", options.show_header_only);
+ MYLOGI("do_start_service: %d\n", options.do_start_service);
+ MYLOGI("telephony_only: %d\n", options.telephony_only);
+ MYLOGI("wifi_only: %d\n", options.wifi_only);
+ MYLOGI("do_progress_updates: %d\n", options.do_progress_updates);
+ MYLOGI("use_outfile: %s\n", options.use_outfile.c_str());
+ MYLOGI("extra_options: %s\n", options.extra_options.c_str());
+ MYLOGI("args: %s\n", options.args.c_str());
+ MYLOGI("notification_title: %s\n", options.notification_title.c_str());
+ MYLOGI("notification_description: %s\n", options.notification_description.c_str());
+}
+
+void Dumpstate::DumpOptions::Initialize(BugreportMode bugreport_mode) {
+ // In the new API world, date is always added; output is always a zip file.
+ // TODO(111441001): remove these options once they are obsolete.
+ do_add_date = true;
+ do_zip_file = true;
+
+ // STOPSHIP b/111441001: Remove hardcoded output file path; accept fd.
+ use_outfile = "/data/user_de/0/com.android.shell/files/bugreports/bugreport";
+
+ extra_options = ModeToString(bugreport_mode);
+ SetOptionsFromMode(bugreport_mode, this);
+}
+
Dumpstate::RunStatus Dumpstate::DumpOptions::Initialize(int argc, char* argv[]) {
RunStatus status = RunStatus::OK;
int c;
@@ -2045,11 +2138,16 @@
return true;
}
-Dumpstate::RunStatus Dumpstate::RunWithOptions(std::unique_ptr<DumpOptions> options) {
- if (!options->ValidateOptions()) {
+void Dumpstate::SetOptions(std::unique_ptr<DumpOptions> options) {
+ options_ = std::move(options);
+}
+
+Dumpstate::RunStatus Dumpstate::Run() {
+ if (!options_->ValidateOptions()) {
+ MYLOGE("Invalid options specified\n");
+ LogDumpOptions(*options_);
return RunStatus::INVALID_INPUT;
}
- options_ = std::move(options);
/* set as high priority, and protect from OOM killer */
setpriority(PRIO_PROCESS, 0, -20);
@@ -2271,7 +2369,8 @@
std::unique_ptr<Dumpstate::DumpOptions> options = std::make_unique<Dumpstate::DumpOptions>();
Dumpstate::RunStatus status = options->Initialize(argc, argv);
if (status == Dumpstate::RunStatus::OK) {
- status = ds.RunWithOptions(std::move(options));
+ ds.SetOptions(std::move(options));
+ status = ds.Run();
}
switch (status) {
diff --git a/cmds/dumpstate/dumpstate.h b/cmds/dumpstate/dumpstate.h
index c2f7f6a..5e7f71d 100644
--- a/cmds/dumpstate/dumpstate.h
+++ b/cmds/dumpstate/dumpstate.h
@@ -27,6 +27,7 @@
#include <android-base/macros.h>
#include <android-base/unique_fd.h>
+#include <android/os/IDumpstate.h>
#include <android/os/IDumpstateListener.h>
#include <utils/StrongPointer.h>
#include <ziparchive/zip_writer.h>
@@ -42,6 +43,9 @@
// TODO: and then remove explicitly android::os::dumpstate:: prefixes
namespace android {
namespace os {
+
+struct DumpstateOptions;
+
namespace dumpstate {
class DumpstateTest;
@@ -185,6 +189,16 @@
public:
enum RunStatus { OK, HELP, INVALID_INPUT, ERROR };
+ // The mode under which the bugreport should be run. Each mode encapsulates a few options.
+ enum BugreportMode {
+ BUGREPORT_FULL = android::os::IDumpstate::BUGREPORT_MODE_FULL,
+ BUGREPORT_INTERACTIVE = android::os::IDumpstate::BUGREPORT_MODE_INTERACTIVE,
+ BUGREPORT_REMOTE = android::os::IDumpstate::BUGREPORT_MODE_REMOTE,
+ BUGREPORT_WEAR = android::os::IDumpstate::BUGREPORT_MODE_WEAR,
+ BUGREPORT_TELEPHONY = android::os::IDumpstate::BUGREPORT_MODE_TELEPHONY,
+ BUGREPORT_WIFI = android::os::IDumpstate::BUGREPORT_MODE_WIFI
+ };
+
static android::os::dumpstate::CommandOptions DEFAULT_DUMPSYS;
static Dumpstate& GetInstance();
@@ -294,8 +308,11 @@
struct DumpOptions;
- /* Main entry point for running a complete bugreport. Takes ownership of options. */
- RunStatus RunWithOptions(std::unique_ptr<DumpOptions> options);
+ /* Main entry point for running a complete bugreport. */
+ RunStatus Run();
+
+ /* Sets runtime options. */
+ void SetOptions(std::unique_ptr<DumpOptions> options);
// TODO: add other options from DumpState.
/*
@@ -317,6 +334,7 @@
// Whether progress updates should be published.
bool do_progress_updates = false;
std::string use_outfile;
+ // TODO: rename to MODE.
// Extra options passed as system property.
std::string extra_options;
// Command-line arguments as string
@@ -328,6 +346,9 @@
/* Initializes options from commandline arguments and system properties. */
RunStatus Initialize(int argc, char* argv[]);
+ /* Initializes options from the requested mode. */
+ void Initialize(BugreportMode bugreport_mode);
+
/* Returns true if the options set so far are consistent. */
bool ValidateOptions() const;
};
diff --git a/cmds/dumpstate/tests/dumpstate_test.cpp b/cmds/dumpstate/tests/dumpstate_test.cpp
index b675c51..9ca894d 100644
--- a/cmds/dumpstate/tests/dumpstate_test.cpp
+++ b/cmds/dumpstate/tests/dumpstate_test.cpp
@@ -85,6 +85,10 @@
PropertiesHelper::build_type_ = build_type;
}
+ void SetUnroot(bool unroot) const {
+ PropertiesHelper::unroot_ = unroot;
+ }
+
bool IsStandalone() const {
return calls_ == 1;
}
@@ -155,10 +159,11 @@
};
// clang-format on
- Dumpstate::DumpOptions options;
Dumpstate::RunStatus status = options_.Initialize(ARRAY_SIZE(argv), argv);
EXPECT_EQ(status, Dumpstate::RunStatus::OK);
+
+ // These correspond to bugreport_mode = full, because that's the default.
EXPECT_FALSE(options_.do_add_date);
EXPECT_FALSE(options_.do_zip_file);
EXPECT_EQ("", options_.use_outfile);
@@ -166,10 +171,10 @@
EXPECT_FALSE(options_.use_control_socket);
EXPECT_FALSE(options_.show_header_only);
EXPECT_TRUE(options_.do_vibrate);
- EXPECT_FALSE(options_.do_fb);
+ EXPECT_TRUE(options_.do_fb);
EXPECT_FALSE(options_.do_progress_updates);
EXPECT_FALSE(options_.is_remote_mode);
- EXPECT_FALSE(options_.do_broadcast);
+ EXPECT_TRUE(options_.do_broadcast);
}
TEST_F(DumpOptionsTest, InitializePartial1) {
@@ -198,10 +203,10 @@
// Other options retain default values
EXPECT_FALSE(options_.show_header_only);
EXPECT_TRUE(options_.do_vibrate);
- EXPECT_FALSE(options_.do_fb);
+ EXPECT_TRUE(options_.do_fb);
EXPECT_FALSE(options_.do_progress_updates);
EXPECT_FALSE(options_.is_remote_mode);
- EXPECT_FALSE(options_.do_broadcast);
+ EXPECT_TRUE(options_.do_broadcast);
}
TEST_F(DumpOptionsTest, InitializePartial2) {
@@ -650,6 +655,32 @@
EXPECT_THAT(err, StrEq("stderr\n"));
}
+TEST_F(DumpstateTest, RunCommandAsRootNonUserBuild_withUnroot) {
+ if (!IsStandalone()) {
+ // TODO: temporarily disabled because it might cause other tests to fail after dropping
+ // to Shell - need to refactor tests to avoid this problem)
+ MYLOGE(
+ "Skipping DumpstateTest.RunCommandAsRootNonUserBuild_withUnroot() "
+ "on test suite\n")
+ return;
+ }
+ if (PropertiesHelper::IsUserBuild()) {
+ ALOGI("Skipping RunCommandAsRootNonUserBuild_withUnroot on user builds\n");
+ return;
+ }
+
+ // Same test as above, but with unroot property set, which will override su availability.
+ SetUnroot(true);
+ DropRoot();
+
+ EXPECT_EQ(0, RunCommand("", {kSimpleCommand, "--uid"},
+ CommandOptions::WithTimeout(1).AsRoot().Build()));
+
+ // AsRoot is ineffective.
+ EXPECT_THAT(out, StrEq("2000\nstdout\n"));
+ EXPECT_THAT(err, StrEq("drop_root_user(): already running as Shell\nstderr\n"));
+}
+
TEST_F(DumpstateTest, RunCommandAsRootIfAvailableOnUserBuild) {
if (!IsStandalone()) {
// TODO: temporarily disabled because it might cause other tests to fail after dropping
@@ -692,6 +723,32 @@
EXPECT_THAT(err, StrEq("stderr\n"));
}
+TEST_F(DumpstateTest, RunCommandAsRootIfAvailableOnDebugBuild_withUnroot) {
+ if (!IsStandalone()) {
+ // TODO: temporarily disabled because it might cause other tests to fail after dropping
+ // to Shell - need to refactor tests to avoid this problem)
+ MYLOGE(
+ "Skipping DumpstateTest.RunCommandAsRootIfAvailableOnDebugBuild_withUnroot() "
+ "on test suite\n")
+ return;
+ }
+ if (PropertiesHelper::IsUserBuild()) {
+ ALOGI("Skipping RunCommandAsRootIfAvailableOnDebugBuild_withUnroot on user builds\n");
+ return;
+ }
+ // Same test as above, but with unroot property set, which will override su availability.
+ SetUnroot(true);
+
+ DropRoot();
+
+ EXPECT_EQ(0, RunCommand("", {kSimpleCommand, "--uid"},
+ CommandOptions::WithTimeout(1).AsRootIfAvailable().Build()));
+
+ // It's a userdebug build, so "su root" should be available, but unroot=true overrides it.
+ EXPECT_THAT(out, StrEq("2000\nstdout\n"));
+ EXPECT_THAT(err, StrEq("stderr\n"));
+}
+
TEST_F(DumpstateTest, DumpFileNotFoundNoTitle) {
EXPECT_EQ(-1, DumpFile("", "/I/cant/believe/I/exist"));
EXPECT_THAT(out,
diff --git a/cmds/dumpstate/utils.cpp b/cmds/dumpstate/utils.cpp
index 4ad5c4b..6cbb691 100644
--- a/cmds/dumpstate/utils.cpp
+++ b/cmds/dumpstate/utils.cpp
@@ -82,8 +82,12 @@
CommandOptions Dumpstate::DEFAULT_DUMPSYS = CommandOptions::WithTimeout(30).Build();
+// TODO(111441001): Default DumpOptions to sensible values.
Dumpstate::Dumpstate(const std::string& version)
- : pid_(getpid()), version_(version), now_(time(nullptr)) {
+ : pid_(getpid()),
+ options_(new Dumpstate::DumpOptions()),
+ version_(version),
+ now_(time(nullptr)) {
}
Dumpstate& Dumpstate::GetInstance() {
diff --git a/cmds/installd/dexopt.cpp b/cmds/installd/dexopt.cpp
index 90cadb4..aad9939 100644
--- a/cmds/installd/dexopt.cpp
+++ b/cmds/installd/dexopt.cpp
@@ -201,23 +201,53 @@
}
}
-// Automatically adds binary and null terminator arg.
-static inline void ExecVWithArgs(const char* bin, const std::vector<std::string>& args) {
- std::vector<const char*> argv = {bin};
- for (const std::string& arg : args) {
- argv.push_back(arg.c_str());
- }
- // Add null terminator.
- argv.push_back(nullptr);
- execv(bin, (char * const *)&argv[0]);
-}
+// ExecVHelper prepares and holds pointers to parsed command line arguments so that no allocations
+// need to be performed between the fork and exec.
+class ExecVHelper {
+ public:
+ // Store a placeholder for the binary name.
+ ExecVHelper() : args_(1u, std::string()) {}
-static inline void AddArgIfNonEmpty(const std::string& arg, std::vector<std::string>* args) {
- DCHECK(args != nullptr);
- if (!arg.empty()) {
- args->push_back(arg);
+ void PrepareArgs(const std::string& bin) {
+ CHECK(!args_.empty());
+ CHECK(args_[0].empty());
+ args_[0] = bin;
+ // Write char* into array.
+ for (const std::string& arg : args_) {
+ argv_.push_back(arg.c_str());
+ }
+ argv_.push_back(nullptr); // Add null terminator.
}
-}
+
+ [[ noreturn ]]
+ void Exec(int exit_code) {
+ execv(argv_[0], (char * const *)&argv_[0]);
+ PLOG(ERROR) << "execv(" << argv_[0] << ") failed";
+ exit(exit_code);
+ }
+
+ // Add an arg if it's not empty.
+ void AddArg(const std::string& arg) {
+ if (!arg.empty()) {
+ args_.push_back(arg);
+ }
+ }
+
+ // Add a runtime arg if it's not empty.
+ void AddRuntimeArg(const std::string& arg) {
+ if (!arg.empty()) {
+ args_.push_back("--runtime-arg");
+ args_.push_back(arg);
+ }
+ }
+
+ protected:
+ // Holder arrays for backing arg storage.
+ std::vector<std::string> args_;
+
+ // Argument poiners.
+ std::vector<const char*> argv_;
+};
static std::string MapPropertyToArg(const std::string& property,
const std::string& format,
@@ -229,212 +259,220 @@
return "";
}
-[[ noreturn ]]
-static void run_dex2oat(int zip_fd, int oat_fd, int input_vdex_fd, int output_vdex_fd, int image_fd,
- const char* input_file_name, const char* output_file_name, int swap_fd,
- const char* instruction_set, const char* compiler_filter,
- bool debuggable, bool post_bootcomplete, bool background_job_compile, int profile_fd,
- const char* class_loader_context, int target_sdk_version, bool enable_hidden_api_checks,
- bool generate_compact_dex, int dex_metadata_fd, const char* compilation_reason) {
- // Get the relative path to the input file.
- const char* relative_input_file_name = get_location_from_path(input_file_name);
+class RunDex2Oat : public ExecVHelper {
+ public:
+ RunDex2Oat(int zip_fd,
+ int oat_fd,
+ int input_vdex_fd,
+ int output_vdex_fd,
+ int image_fd,
+ const char* input_file_name,
+ const char* output_file_name,
+ int swap_fd,
+ const char* instruction_set,
+ const char* compiler_filter,
+ bool debuggable,
+ bool post_bootcomplete,
+ bool background_job_compile,
+ int profile_fd,
+ const char* class_loader_context,
+ int target_sdk_version,
+ bool enable_hidden_api_checks,
+ bool generate_compact_dex,
+ int dex_metadata_fd,
+ const char* compilation_reason) {
+ // Get the relative path to the input file.
+ const char* relative_input_file_name = get_location_from_path(input_file_name);
- std::string dex2oat_Xms_arg = MapPropertyToArg("dalvik.vm.dex2oat-Xms", "-Xms%s");
- std::string dex2oat_Xmx_arg = MapPropertyToArg("dalvik.vm.dex2oat-Xmx", "-Xmx%s");
+ std::string dex2oat_Xms_arg = MapPropertyToArg("dalvik.vm.dex2oat-Xms", "-Xms%s");
+ std::string dex2oat_Xmx_arg = MapPropertyToArg("dalvik.vm.dex2oat-Xmx", "-Xmx%s");
- const char* threads_property = post_bootcomplete
- ? "dalvik.vm.dex2oat-threads"
- : "dalvik.vm.boot-dex2oat-threads";
- std::string dex2oat_threads_arg = MapPropertyToArg(threads_property, "-j%s");
+ const char* threads_property = post_bootcomplete
+ ? "dalvik.vm.dex2oat-threads"
+ : "dalvik.vm.boot-dex2oat-threads";
+ std::string dex2oat_threads_arg = MapPropertyToArg(threads_property, "-j%s");
- const std::string dex2oat_isa_features_key =
- StringPrintf("dalvik.vm.isa.%s.features", instruction_set);
- std::string instruction_set_features_arg =
- MapPropertyToArg(dex2oat_isa_features_key, "--instruction-set-features=%s");
+ const std::string dex2oat_isa_features_key =
+ StringPrintf("dalvik.vm.isa.%s.features", instruction_set);
+ std::string instruction_set_features_arg =
+ MapPropertyToArg(dex2oat_isa_features_key, "--instruction-set-features=%s");
- const std::string dex2oat_isa_variant_key =
- StringPrintf("dalvik.vm.isa.%s.variant", instruction_set);
- std::string instruction_set_variant_arg =
- MapPropertyToArg(dex2oat_isa_variant_key, "--instruction-set-variant=%s");
+ const std::string dex2oat_isa_variant_key =
+ StringPrintf("dalvik.vm.isa.%s.variant", instruction_set);
+ std::string instruction_set_variant_arg =
+ MapPropertyToArg(dex2oat_isa_variant_key, "--instruction-set-variant=%s");
- const char *dex2oat_norelocation = "-Xnorelocate";
+ const char* dex2oat_norelocation = "-Xnorelocate";
- const std::string dex2oat_flags = GetProperty("dalvik.vm.dex2oat-flags", "");
- std::vector<std::string> dex2oat_flags_args = SplitBySpaces(dex2oat_flags);
- ALOGV("dalvik.vm.dex2oat-flags=%s\n", dex2oat_flags.c_str());
+ const std::string dex2oat_flags = GetProperty("dalvik.vm.dex2oat-flags", "");
+ std::vector<std::string> dex2oat_flags_args = SplitBySpaces(dex2oat_flags);
+ ALOGV("dalvik.vm.dex2oat-flags=%s\n", dex2oat_flags.c_str());
- // If we are booting without the real /data, don't spend time compiling.
- std::string vold_decrypt = GetProperty("vold.decrypt", "");
- bool skip_compilation = vold_decrypt == "trigger_restart_min_framework" ||
- vold_decrypt == "1";
+ // If we are booting without the real /data, don't spend time compiling.
+ std::string vold_decrypt = GetProperty("vold.decrypt", "");
+ bool skip_compilation = vold_decrypt == "trigger_restart_min_framework" ||
+ vold_decrypt == "1";
- const std::string resolve_startup_string_arg =
- MapPropertyToArg("dalvik.vm.dex2oat-resolve-startup-strings",
- "--resolve-startup-const-strings=%s");
- const bool generate_debug_info = GetBoolProperty("debug.generate-debug-info", false);
+ const std::string resolve_startup_string_arg =
+ MapPropertyToArg("dalvik.vm.dex2oat-resolve-startup-strings",
+ "--resolve-startup-const-strings=%s");
+ const bool generate_debug_info = GetBoolProperty("debug.generate-debug-info", false);
- std::string image_format_arg;
- if (image_fd >= 0) {
- image_format_arg = MapPropertyToArg("dalvik.vm.appimageformat", "--image-format=%s");
- }
-
- std::string dex2oat_large_app_threshold_arg =
- MapPropertyToArg("dalvik.vm.dex2oat-very-large", "--very-large-app-threshold=%s");
-
- // If the runtime was requested to use libartd.so, we'll run dex2oatd, otherwise dex2oat.
- const char* dex2oat_bin = "/system/bin/dex2oat";
- constexpr const char* kDex2oatDebugPath = "/system/bin/dex2oatd";
- // Do not use dex2oatd for release candidates (give dex2oat more soak time).
- bool is_release = android::base::GetProperty("ro.build.version.codename", "") == "REL";
- if (is_debug_runtime() || (background_job_compile && is_debuggable_build() && !is_release)) {
- if (access(kDex2oatDebugPath, X_OK) == 0) {
- dex2oat_bin = kDex2oatDebugPath;
+ std::string image_format_arg;
+ if (image_fd >= 0) {
+ image_format_arg = MapPropertyToArg("dalvik.vm.appimageformat", "--image-format=%s");
}
- }
- bool generate_minidebug_info = kEnableMinidebugInfo &&
- android::base::GetBoolProperty(kMinidebugInfoSystemProperty,
- kMinidebugInfoSystemPropertyDefault);
+ std::string dex2oat_large_app_threshold_arg =
+ MapPropertyToArg("dalvik.vm.dex2oat-very-large", "--very-large-app-threshold=%s");
- // clang FORTIFY doesn't let us use strlen in constant array bounds, so we
- // use arraysize instead.
- std::string zip_fd_arg = StringPrintf("--zip-fd=%d", zip_fd);
- std::string zip_location_arg = StringPrintf("--zip-location=%s", relative_input_file_name);
- std::string input_vdex_fd_arg = StringPrintf("--input-vdex-fd=%d", input_vdex_fd);
- std::string output_vdex_fd_arg = StringPrintf("--output-vdex-fd=%d", output_vdex_fd);
- std::string oat_fd_arg = StringPrintf("--oat-fd=%d", oat_fd);
- std::string oat_location_arg = StringPrintf("--oat-location=%s", output_file_name);
- std::string instruction_set_arg = StringPrintf("--instruction-set=%s", instruction_set);
- std::string dex2oat_compiler_filter_arg;
- std::string dex2oat_swap_fd;
- std::string dex2oat_image_fd;
- std::string target_sdk_version_arg;
- if (target_sdk_version != 0) {
- StringPrintf("-Xtarget-sdk-version:%d", target_sdk_version);
- }
- std::string class_loader_context_arg;
- if (class_loader_context != nullptr) {
- class_loader_context_arg = StringPrintf("--class-loader-context=%s", class_loader_context);
- }
+ // If the runtime was requested to use libartd.so, we'll run dex2oatd, otherwise dex2oat.
+ const char* dex2oat_bin = "/system/bin/dex2oat";
+ constexpr const char* kDex2oatDebugPath = "/system/bin/dex2oatd";
+ // Do not use dex2oatd for release candidates (give dex2oat more soak time).
+ bool is_release = android::base::GetProperty("ro.build.version.codename", "") == "REL";
+ if (is_debug_runtime() ||
+ (background_job_compile && is_debuggable_build() && !is_release)) {
+ if (access(kDex2oatDebugPath, X_OK) == 0) {
+ dex2oat_bin = kDex2oatDebugPath;
+ }
+ }
- if (swap_fd >= 0) {
- dex2oat_swap_fd = StringPrintf("--swap-fd=%d", swap_fd);
- }
- if (image_fd >= 0) {
- dex2oat_image_fd = StringPrintf("--app-image-fd=%d", image_fd);
- }
+ bool generate_minidebug_info = kEnableMinidebugInfo &&
+ GetBoolProperty(kMinidebugInfoSystemProperty, kMinidebugInfoSystemPropertyDefault);
- // Compute compiler filter.
- bool have_dex2oat_relocation_skip_flag = false;
- if (skip_compilation) {
- dex2oat_compiler_filter_arg = "--compiler-filter=extract";
- have_dex2oat_relocation_skip_flag = true;
- } else if (compiler_filter != nullptr) {
- dex2oat_compiler_filter_arg = StringPrintf("--compiler-filter=%s", compiler_filter);
- }
+ // clang FORTIFY doesn't let us use strlen in constant array bounds, so we
+ // use arraysize instead.
+ std::string zip_fd_arg = StringPrintf("--zip-fd=%d", zip_fd);
+ std::string zip_location_arg = StringPrintf("--zip-location=%s", relative_input_file_name);
+ std::string input_vdex_fd_arg = StringPrintf("--input-vdex-fd=%d", input_vdex_fd);
+ std::string output_vdex_fd_arg = StringPrintf("--output-vdex-fd=%d", output_vdex_fd);
+ std::string oat_fd_arg = StringPrintf("--oat-fd=%d", oat_fd);
+ std::string oat_location_arg = StringPrintf("--oat-location=%s", output_file_name);
+ std::string instruction_set_arg = StringPrintf("--instruction-set=%s", instruction_set);
+ std::string dex2oat_compiler_filter_arg;
+ std::string dex2oat_swap_fd;
+ std::string dex2oat_image_fd;
+ std::string target_sdk_version_arg;
+ if (target_sdk_version != 0) {
+ StringPrintf("-Xtarget-sdk-version:%d", target_sdk_version);
+ }
+ std::string class_loader_context_arg;
+ if (class_loader_context != nullptr) {
+ class_loader_context_arg = StringPrintf("--class-loader-context=%s",
+ class_loader_context);
+ }
- if (dex2oat_compiler_filter_arg.empty()) {
- dex2oat_compiler_filter_arg = MapPropertyToArg("dalvik.vm.dex2oat-filter",
- "--compiler-filter=%s");
- }
+ if (swap_fd >= 0) {
+ dex2oat_swap_fd = StringPrintf("--swap-fd=%d", swap_fd);
+ }
+ if (image_fd >= 0) {
+ dex2oat_image_fd = StringPrintf("--app-image-fd=%d", image_fd);
+ }
- // Check whether all apps should be compiled debuggable.
- if (!debuggable) {
- debuggable = GetProperty("dalvik.vm.always_debuggable", "") == "1";
- }
- std::string profile_arg;
- if (profile_fd != -1) {
- profile_arg = StringPrintf("--profile-file-fd=%d", profile_fd);
- }
+ // Compute compiler filter.
+ bool have_dex2oat_relocation_skip_flag = false;
+ if (skip_compilation) {
+ dex2oat_compiler_filter_arg = "--compiler-filter=extract";
+ have_dex2oat_relocation_skip_flag = true;
+ } else if (compiler_filter != nullptr) {
+ dex2oat_compiler_filter_arg = StringPrintf("--compiler-filter=%s", compiler_filter);
+ }
- // Get the directory of the apk to pass as a base classpath directory.
- std::string base_dir;
- std::string apk_dir(input_file_name);
- unsigned long dir_index = apk_dir.rfind('/');
- bool has_base_dir = dir_index != std::string::npos;
- if (has_base_dir) {
- apk_dir = apk_dir.substr(0, dir_index);
- base_dir = StringPrintf("--classpath-dir=%s", apk_dir.c_str());
+ if (dex2oat_compiler_filter_arg.empty()) {
+ dex2oat_compiler_filter_arg = MapPropertyToArg("dalvik.vm.dex2oat-filter",
+ "--compiler-filter=%s");
+ }
+
+ // Check whether all apps should be compiled debuggable.
+ if (!debuggable) {
+ debuggable = GetProperty("dalvik.vm.always_debuggable", "") == "1";
+ }
+ std::string profile_arg;
+ if (profile_fd != -1) {
+ profile_arg = StringPrintf("--profile-file-fd=%d", profile_fd);
+ }
+
+ // Get the directory of the apk to pass as a base classpath directory.
+ std::string base_dir;
+ std::string apk_dir(input_file_name);
+ unsigned long dir_index = apk_dir.rfind('/');
+ bool has_base_dir = dir_index != std::string::npos;
+ if (has_base_dir) {
+ apk_dir = apk_dir.substr(0, dir_index);
+ base_dir = StringPrintf("--classpath-dir=%s", apk_dir.c_str());
+ }
+
+ std::string dex_metadata_fd_arg = "--dm-fd=" + std::to_string(dex_metadata_fd);
+
+ std::string compilation_reason_arg = compilation_reason == nullptr
+ ? ""
+ : std::string("--compilation-reason=") + compilation_reason;
+
+ ALOGV("Running %s in=%s out=%s\n", dex2oat_bin, relative_input_file_name, output_file_name);
+
+ // Disable cdex if update input vdex is true since this combination of options is not
+ // supported.
+ const bool disable_cdex = !generate_compact_dex || (input_vdex_fd == output_vdex_fd);
+
+ AddArg(zip_fd_arg);
+ AddArg(zip_location_arg);
+ AddArg(input_vdex_fd_arg);
+ AddArg(output_vdex_fd_arg);
+ AddArg(oat_fd_arg);
+ AddArg(oat_location_arg);
+ AddArg(instruction_set_arg);
+
+ AddArg(instruction_set_variant_arg);
+ AddArg(instruction_set_features_arg);
+
+ AddRuntimeArg(dex2oat_Xms_arg);
+ AddRuntimeArg(dex2oat_Xmx_arg);
+
+ AddArg(resolve_startup_string_arg);
+ AddArg(dex2oat_compiler_filter_arg);
+ AddArg(dex2oat_threads_arg);
+ AddArg(dex2oat_swap_fd);
+ AddArg(dex2oat_image_fd);
+
+ if (generate_debug_info) {
+ AddArg("--generate-debug-info");
+ }
+ if (debuggable) {
+ AddArg("--debuggable");
+ }
+ AddArg(image_format_arg);
+ AddArg(dex2oat_large_app_threshold_arg);
+
+ if (have_dex2oat_relocation_skip_flag) {
+ AddRuntimeArg(dex2oat_norelocation);
+ }
+ AddArg(profile_arg);
+ AddArg(base_dir);
+ AddArg(class_loader_context_arg);
+ if (generate_minidebug_info) {
+ AddArg(kMinidebugDex2oatFlag);
+ }
+ if (disable_cdex) {
+ AddArg(kDisableCompactDexFlag);
+ }
+ AddArg(target_sdk_version_arg);
+ if (enable_hidden_api_checks) {
+ AddRuntimeArg("-Xhidden-api-checks");
+ }
+
+ if (dex_metadata_fd > -1) {
+ AddArg(dex_metadata_fd_arg);
+ }
+
+ AddArg(compilation_reason_arg);
+
+ // Do not add args after dex2oat_flags, they should override others for debugging.
+ args_.insert(args_.end(), dex2oat_flags_args.begin(), dex2oat_flags_args.end());
+
+ PrepareArgs(dex2oat_bin);
}
-
- std::string dex_metadata_fd_arg = "--dm-fd=" + std::to_string(dex_metadata_fd);
-
- std::string compilation_reason_arg = compilation_reason == nullptr
- ? ""
- : std::string("--compilation-reason=") + compilation_reason;
-
- ALOGV("Running %s in=%s out=%s\n", dex2oat_bin, relative_input_file_name, output_file_name);
-
- // Disable cdex if update input vdex is true since this combination of options is not
- // supported.
- const bool disable_cdex = !generate_compact_dex || (input_vdex_fd == output_vdex_fd);
-
- std::vector<std::string> args = {
- zip_fd_arg,
- zip_location_arg,
- input_vdex_fd_arg,
- output_vdex_fd_arg,
- oat_fd_arg,
- oat_location_arg,
- instruction_set_arg,
- };
- auto add_runtime_arg = [&](const std::string& arg) {
- args.push_back("--runtime-arg");
- args.push_back(arg);
- };
-
- AddArgIfNonEmpty(instruction_set_variant_arg, &args);
- AddArgIfNonEmpty(instruction_set_features_arg, &args);
- if (!dex2oat_Xms_arg.empty()) {
- add_runtime_arg(dex2oat_Xms_arg);
- }
- if (!dex2oat_Xmx_arg.empty()) {
- add_runtime_arg(dex2oat_Xmx_arg);
- }
- AddArgIfNonEmpty(resolve_startup_string_arg, &args);
- AddArgIfNonEmpty(dex2oat_compiler_filter_arg, &args);
- AddArgIfNonEmpty(dex2oat_threads_arg, &args);
- AddArgIfNonEmpty(dex2oat_swap_fd, &args);
- AddArgIfNonEmpty(dex2oat_image_fd, &args);
-
- if (generate_debug_info) {
- args.push_back("--generate-debug-info");
- }
- if (debuggable) {
- args.push_back("--debuggable");
- }
- AddArgIfNonEmpty(image_format_arg, &args);
- AddArgIfNonEmpty(dex2oat_large_app_threshold_arg, &args);
- args.insert(args.end(), dex2oat_flags_args.begin(), dex2oat_flags_args.end());
- if (have_dex2oat_relocation_skip_flag) {
- add_runtime_arg(dex2oat_norelocation);
- }
- AddArgIfNonEmpty(profile_arg, &args);
- AddArgIfNonEmpty(base_dir, &args);
- AddArgIfNonEmpty(class_loader_context_arg, &args);
- if (generate_minidebug_info) {
- args.push_back(kMinidebugDex2oatFlag);
- }
- if (disable_cdex) {
- args.push_back(kDisableCompactDexFlag);
- }
- AddArgIfNonEmpty(target_sdk_version_arg, &args);
- if (enable_hidden_api_checks) {
- add_runtime_arg("-Xhidden-api-checks");
- }
-
- if (dex_metadata_fd > -1) {
- args.push_back(dex_metadata_fd_arg);
- }
-
- AddArgIfNonEmpty(compilation_reason_arg, &args);
-
- // Do not add after dex2oat_flags, they should override others for debugging.
-
- ExecVWithArgs(dex2oat_bin, args);
- PLOG(ERROR) << "execv(" << dex2oat_bin << ") failed";
- exit(DexoptReturnCodes::kDex2oatExec);
-}
+};
/*
* Whether dexopt should use a swap file when compiling an APK.
@@ -610,74 +648,91 @@
static constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_IO = 3;
static constexpr int PROFMAN_BIN_RETURN_CODE_ERROR_LOCKING = 4;
-[[ noreturn ]]
-static void run_profman(const std::vector<unique_fd>& profile_fds,
- const unique_fd& reference_profile_fd,
- const std::vector<unique_fd>* apk_fds,
- const std::vector<std::string>* dex_locations,
- bool copy_and_update) {
- const char* profman_bin = is_debug_runtime() ? "/system/bin/profmand" : "/system/bin/profman";
+class RunProfman : public ExecVHelper {
+ public:
+ void SetupArgs(const std::vector<unique_fd>& profile_fds,
+ const unique_fd& reference_profile_fd,
+ const std::vector<unique_fd>& apk_fds,
+ const std::vector<std::string>& dex_locations,
+ bool copy_and_update) {
+ const char* profman_bin =
+ is_debug_runtime() ? "/system/bin/profmand" : "/system/bin/profman";
- if (copy_and_update) {
- CHECK_EQ(1u, profile_fds.size());
- CHECK(apk_fds != nullptr);
- CHECK_EQ(1u, apk_fds->size());
- }
- std::vector<std::string> args;
- args.push_back("--reference-profile-file-fd=" + std::to_string(reference_profile_fd.get()));
-
- for (const unique_fd& fd : profile_fds) {
- args.push_back("--profile-file-fd=" + std::to_string(fd.get()));
- }
-
- if (apk_fds != nullptr) {
- for (const unique_fd& fd : *apk_fds) {
- args.push_back("--apk-fd=" + std::to_string(fd.get()));
+ if (copy_and_update) {
+ CHECK_EQ(1u, profile_fds.size());
+ CHECK_EQ(1u, apk_fds.size());
}
- }
-
- std::vector<std::string> dex_location_args;
- if (dex_locations != nullptr) {
- for (const std::string& dex_location : *dex_locations) {
- args.push_back("--dex-location=" + dex_location);
+ if (reference_profile_fd != -1) {
+ AddArg("--reference-profile-file-fd=" + std::to_string(reference_profile_fd.get()));
}
+
+ for (const unique_fd& fd : profile_fds) {
+ AddArg("--profile-file-fd=" + std::to_string(fd.get()));
+ }
+
+ for (const unique_fd& fd : apk_fds) {
+ AddArg("--apk-fd=" + std::to_string(fd.get()));
+ }
+
+ for (const std::string& dex_location : dex_locations) {
+ AddArg("--dex-location=" + dex_location);
+ }
+
+ if (copy_and_update) {
+ AddArg("--copy-and-update-profile-key");
+ }
+
+ // Do not add after dex2oat_flags, they should override others for debugging.
+ PrepareArgs(profman_bin);
}
- if (copy_and_update) {
- args.push_back("--copy-and-update-profile-key");
+ void SetupMerge(const std::vector<unique_fd>& profiles_fd,
+ const unique_fd& reference_profile_fd,
+ const std::vector<unique_fd>& apk_fds = std::vector<unique_fd>(),
+ const std::vector<std::string>& dex_locations = std::vector<std::string>()) {
+ SetupArgs(profiles_fd,
+ reference_profile_fd,
+ apk_fds,
+ dex_locations,
+ /*copy_and_update=*/false);
}
- // Do not add after dex2oat_flags, they should override others for debugging.
+ void SetupCopyAndUpdate(unique_fd&& profile_fd,
+ unique_fd&& reference_profile_fd,
+ unique_fd&& apk_fd,
+ const std::string& dex_location) {
+ // The fds need to stay open longer than the scope of the function, so put them into a local
+ // variable vector.
+ profiles_fd_.push_back(std::move(profile_fd));
+ apk_fds_.push_back(std::move(apk_fd));
+ reference_profile_fd_ = std::move(reference_profile_fd);
+ std::vector<std::string> dex_locations = {dex_location};
+ SetupArgs(profiles_fd_, reference_profile_fd_, apk_fds_, dex_locations,
+ /*copy_and_update=*/true);
+ }
- ExecVWithArgs(profman_bin, args);
- PLOG(ERROR) << "execv(" << profman_bin << ") failed";
- exit(DexoptReturnCodes::kProfmanExec); /* only get here on exec failure */
-}
+ void SetupDump(const std::vector<unique_fd>& profiles_fd,
+ const unique_fd& reference_profile_fd,
+ const std::vector<std::string>& dex_locations,
+ const std::vector<unique_fd>& apk_fds,
+ const unique_fd& output_fd) {
+ AddArg("--dump-only");
+ AddArg(StringPrintf("--dump-output-to-fd=%d", output_fd.get()));
+ SetupArgs(profiles_fd, reference_profile_fd, apk_fds, dex_locations,
+ /*copy_and_update=*/false);
+ }
-[[ noreturn ]]
-static void run_profman_merge(const std::vector<unique_fd>& profiles_fd,
- const unique_fd& reference_profile_fd,
- const std::vector<unique_fd>* apk_fds = nullptr,
- const std::vector<std::string>* dex_locations = nullptr) {
- run_profman(profiles_fd, reference_profile_fd, apk_fds, dex_locations,
- /*copy_and_update*/false);
-}
+ void Exec() {
+ ExecVHelper::Exec(DexoptReturnCodes::kProfmanExec);
+ }
-[[ noreturn ]]
-static void run_profman_copy_and_update(unique_fd&& profile_fd,
- unique_fd&& reference_profile_fd,
- unique_fd&& apk_fd,
- const std::string& dex_location) {
- std::vector<unique_fd> profiles_fd;
- profiles_fd.push_back(std::move(profile_fd));
- std::vector<unique_fd> apk_fds;
- apk_fds.push_back(std::move(apk_fd));
- std::vector<std::string> dex_locations;
- dex_locations.push_back(dex_location);
+ private:
+ unique_fd reference_profile_fd_;
+ std::vector<unique_fd> profiles_fd_;
+ std::vector<unique_fd> apk_fds_;
+};
- run_profman(profiles_fd, reference_profile_fd, &apk_fds, &dex_locations,
- /*copy_and_update*/true);
-}
+
// Decides if profile guided compilation is needed or not based on existing profiles.
// The location is the package name for primary apks or the dex path for secondary dex files.
@@ -697,11 +752,13 @@
return false;
}
+ RunProfman profman_merge;
+ profman_merge.SetupMerge(profiles_fd, reference_profile_fd);
pid_t pid = fork();
if (pid == 0) {
/* child -- drop privileges before continuing */
drop_capabilities(uid);
- run_profman_merge(profiles_fd, reference_profile_fd);
+ profman_merge.Exec();
}
/* parent */
int return_code = wait_child(pid);
@@ -774,35 +831,6 @@
return analyze_profiles(uid, package_name, profile_name, /*is_secondary_dex*/false);
}
-[[ noreturn ]]
-static void run_profman_dump(const std::vector<unique_fd>& profile_fds,
- const unique_fd& reference_profile_fd,
- const std::vector<std::string>& dex_locations,
- const std::vector<unique_fd>& apk_fds,
- const unique_fd& output_fd) {
- std::vector<std::string> profman_args;
- static const char* PROFMAN_BIN = "/system/bin/profman";
- profman_args.push_back("--dump-only");
- profman_args.push_back(StringPrintf("--dump-output-to-fd=%d", output_fd.get()));
- if (reference_profile_fd != -1) {
- profman_args.push_back(StringPrintf("--reference-profile-file-fd=%d",
- reference_profile_fd.get()));
- }
- for (size_t i = 0; i < profile_fds.size(); i++) {
- profman_args.push_back(StringPrintf("--profile-file-fd=%d", profile_fds[i].get()));
- }
- for (const std::string& dex_location : dex_locations) {
- profman_args.push_back(StringPrintf("--dex-location=%s", dex_location.c_str()));
- }
- for (size_t i = 0; i < apk_fds.size(); i++) {
- profman_args.push_back(StringPrintf("--apk-fd=%d", apk_fds[i].get()));
- }
-
- ExecVWithArgs(PROFMAN_BIN, profman_args);
- PLOG(ERROR) << "execv(" << PROFMAN_BIN << ") failed";
- exit(DexoptReturnCodes::kProfmanExec); /* only get here on exec failure */
-}
-
bool dump_profiles(int32_t uid, const std::string& pkgname, const std::string& profile_name,
const std::string& code_path) {
std::vector<unique_fd> profile_fds;
@@ -839,12 +867,13 @@
apk_fds.push_back(std::move(apk_fd));
+ RunProfman profman_dump;
+ profman_dump.SetupDump(profile_fds, reference_profile_fd, dex_locations, apk_fds, output_fd);
pid_t pid = fork();
if (pid == 0) {
/* child -- drop privileges before continuing */
drop_capabilities(uid);
- run_profman_dump(profile_fds, reference_profile_fd, dex_locations,
- apk_fds, output_fd);
+ profman_dump.Exec();
}
/* parent */
int return_code = wait_child(pid);
@@ -1416,55 +1445,60 @@
// The analyzer will check if the dex_file needs to be (re)compiled to match the compiler_filter.
// If this is for a profile guided compilation, profile_was_updated will tell whether or not
// the profile has changed.
-static void exec_dexoptanalyzer(const std::string& dex_file, int vdex_fd, int oat_fd,
- int zip_fd, const std::string& instruction_set, const std::string& compiler_filter,
- bool profile_was_updated, bool downgrade,
- const char* class_loader_context) {
- CHECK_GE(zip_fd, 0);
- const char* dexoptanalyzer_bin =
- is_debug_runtime()
- ? "/system/bin/dexoptanalyzerd"
- : "/system/bin/dexoptanalyzer";
+class RunDexoptAnalyzer : public ExecVHelper {
+ public:
+ RunDexoptAnalyzer(const std::string& dex_file,
+ int vdex_fd,
+ int oat_fd,
+ int zip_fd,
+ const std::string& instruction_set,
+ const std::string& compiler_filter,
+ bool profile_was_updated,
+ bool downgrade,
+ const char* class_loader_context) {
+ CHECK_GE(zip_fd, 0);
+ const char* dexoptanalyzer_bin =
+ is_debug_runtime()
+ ? "/system/bin/dexoptanalyzerd"
+ : "/system/bin/dexoptanalyzer";
- std::string dex_file_arg = "--dex-file=" + dex_file;
- std::string oat_fd_arg = "--oat-fd=" + std::to_string(oat_fd);
- std::string vdex_fd_arg = "--vdex-fd=" + std::to_string(vdex_fd);
- std::string zip_fd_arg = "--zip-fd=" + std::to_string(zip_fd);
- std::string isa_arg = "--isa=" + instruction_set;
- std::string compiler_filter_arg = "--compiler-filter=" + compiler_filter;
- const char* assume_profile_changed = "--assume-profile-changed";
- const char* downgrade_flag = "--downgrade";
- std::string class_loader_context_arg = "--class-loader-context=";
- if (class_loader_context != nullptr) {
- class_loader_context_arg += class_loader_context;
- }
+ std::string dex_file_arg = "--dex-file=" + dex_file;
+ std::string oat_fd_arg = "--oat-fd=" + std::to_string(oat_fd);
+ std::string vdex_fd_arg = "--vdex-fd=" + std::to_string(vdex_fd);
+ std::string zip_fd_arg = "--zip-fd=" + std::to_string(zip_fd);
+ std::string isa_arg = "--isa=" + instruction_set;
+ std::string compiler_filter_arg = "--compiler-filter=" + compiler_filter;
+ const char* assume_profile_changed = "--assume-profile-changed";
+ const char* downgrade_flag = "--downgrade";
+ std::string class_loader_context_arg = "--class-loader-context=";
+ if (class_loader_context != nullptr) {
+ class_loader_context_arg += class_loader_context;
+ }
- // program name, dex file, isa, filter
- std::vector<std::string> args = {
- dex_file_arg,
- isa_arg,
- compiler_filter_arg,
- };
- if (oat_fd >= 0) {
- args.push_back(oat_fd_arg);
- }
- if (vdex_fd >= 0) {
- args.push_back(vdex_fd_arg);
- }
- args.push_back(zip_fd_arg.c_str());
- if (profile_was_updated) {
- args.push_back(assume_profile_changed);
- }
- if (downgrade) {
- args.push_back(downgrade_flag);
- }
- if (class_loader_context != nullptr) {
- args.push_back(class_loader_context_arg.c_str());
- }
+ // program name, dex file, isa, filter
+ AddArg(dex_file_arg);
+ AddArg(isa_arg);
+ AddArg(compiler_filter_arg);
+ if (oat_fd >= 0) {
+ AddArg(oat_fd_arg);
+ }
+ if (vdex_fd >= 0) {
+ AddArg(vdex_fd_arg);
+ }
+ AddArg(zip_fd_arg.c_str());
+ if (profile_was_updated) {
+ AddArg(assume_profile_changed);
+ }
+ if (downgrade) {
+ AddArg(downgrade_flag);
+ }
+ if (class_loader_context != nullptr) {
+ AddArg(class_loader_context_arg.c_str());
+ }
- ExecVWithArgs(dexoptanalyzer_bin, args);
- ALOGE("execv(%s) failed: %s\n", dexoptanalyzer_bin, strerror(errno));
-}
+ PrepareArgs(dexoptanalyzer_bin);
+ }
+};
// Prepares the oat dir for the secondary dex files.
static bool prepare_secondary_dex_oat_dir(const std::string& dex_path, int uid,
@@ -1716,16 +1750,17 @@
/*is_secondary_dex*/true);
// Run dexoptanalyzer to get dexopt_needed code. This is not expected to return.
- exec_dexoptanalyzer(dex_path,
- vdex_file_fd.get(),
- oat_file_fd.get(),
- zip_fd.get(),
- instruction_set,
- compiler_filter, profile_was_updated,
- downgrade,
- class_loader_context);
- PLOG(ERROR) << "Failed to exec dexoptanalyzer";
- _exit(kSecondaryDexDexoptAnalyzerSkippedFailExec);
+ // Note that we do not do it before the fork since opening the files is required to happen
+ // after forking.
+ RunDexoptAnalyzer run_dexopt_analyzer(dex_path,
+ vdex_file_fd.get(),
+ oat_file_fd.get(),
+ zip_fd.get(),
+ instruction_set,
+ compiler_filter, profile_was_updated,
+ downgrade,
+ class_loader_context);
+ run_dexopt_analyzer.Exec(kSecondaryDexDexoptAnalyzerSkippedFailExec);
}
/* parent */
@@ -1894,6 +1929,27 @@
LOG(VERBOSE) << "DexInv: --- BEGIN '" << dex_path << "' ---";
+ RunDex2Oat runner(input_fd.get(),
+ out_oat_fd.get(),
+ in_vdex_fd.get(),
+ out_vdex_fd.get(),
+ image_fd.get(),
+ dex_path,
+ out_oat_path,
+ swap_fd.get(),
+ instruction_set,
+ compiler_filter,
+ debuggable,
+ boot_complete,
+ background_job_compile,
+ reference_profile_fd.get(),
+ class_loader_context,
+ target_sdk_version,
+ enable_hidden_api_checks,
+ generate_compact_dex,
+ dex_metadata_fd.get(),
+ compilation_reason);
+
pid_t pid = fork();
if (pid == 0) {
/* child -- drop privileges before continuing */
@@ -1905,26 +1961,7 @@
_exit(DexoptReturnCodes::kFlock);
}
- run_dex2oat(input_fd.get(),
- out_oat_fd.get(),
- in_vdex_fd.get(),
- out_vdex_fd.get(),
- image_fd.get(),
- dex_path,
- out_oat_path,
- swap_fd.get(),
- instruction_set,
- compiler_filter,
- debuggable,
- boot_complete,
- background_job_compile,
- reference_profile_fd.get(),
- class_loader_context,
- target_sdk_version,
- enable_hidden_api_checks,
- generate_compact_dex,
- dex_metadata_fd.get(),
- compilation_reason);
+ runner.Exec(DexoptReturnCodes::kDex2oatExec);
} else {
int res = wait_child(pid);
if (res == 0) {
@@ -2488,11 +2525,13 @@
return false;
}
+ RunProfman args;
+ args.SetupMerge(profiles_fd, snapshot_fd, apk_fds, dex_locations);
pid_t pid = fork();
if (pid == 0) {
/* child -- drop privileges before continuing */
drop_capabilities(app_shared_gid);
- run_profman_merge(profiles_fd, snapshot_fd, &apk_fds, &dex_locations);
+ args.Exec();
}
/* parent */
@@ -2572,6 +2611,8 @@
profiles_fd.push_back(std::move(fd));
}
}
+ RunProfman args;
+ args.SetupMerge(profiles_fd, snapshot_fd, apk_fds, dex_locations);
pid_t pid = fork();
if (pid == 0) {
/* child -- drop privileges before continuing */
@@ -2579,7 +2620,7 @@
// The introduction of new access flags into boot jars causes them to
// fail dex file verification.
- run_profman_merge(profiles_fd, snapshot_fd, &apk_fds, &dex_locations);
+ args.Exec();
}
/* parent */
@@ -2633,6 +2674,11 @@
return false;
}
+ RunProfman args;
+ args.SetupCopyAndUpdate(std::move(dex_metadata_fd),
+ std::move(ref_profile_fd),
+ std::move(apk_fd),
+ code_path);
pid_t pid = fork();
if (pid == 0) {
/* child -- drop privileges before continuing */
@@ -2640,10 +2686,7 @@
drop_capabilities(app_shared_gid);
// The copy and update takes ownership over the fds.
- run_profman_copy_and_update(std::move(dex_metadata_fd),
- std::move(ref_profile_fd),
- std::move(apk_fd),
- code_path);
+ args.Exec();
}
/* parent */
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index b3ae09b..07d5c4b 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -2239,8 +2239,30 @@
int32_t hasComm = readInt32();
int fd = readFileDescriptor();
if (hasComm != 0) {
- // skip
- readFileDescriptor();
+ // detach (owned by the binder driver)
+ int comm = readFileDescriptor();
+
+ // warning: this must be kept in sync with:
+ // frameworks/base/core/java/android/os/ParcelFileDescriptor.java
+ enum ParcelFileDescriptorStatus {
+ DETACHED = 2,
+ };
+
+#if BYTE_ORDER == BIG_ENDIAN
+ const int32_t message = ParcelFileDescriptorStatus::DETACHED;
+#endif
+#if BYTE_ORDER == LITTLE_ENDIAN
+ const int32_t message = __builtin_bswap32(ParcelFileDescriptorStatus::DETACHED);
+#endif
+
+ ssize_t written = TEMP_FAILURE_RETRY(
+ ::write(comm, &message, sizeof(message)));
+
+ if (written == -1 || written != sizeof(message)) {
+ ALOGW("Failed to detach ParcelFileDescriptor written: %zd err: %s",
+ written, strerror(errno));
+ return BAD_TYPE;
+ }
}
return fd;
}
diff --git a/libs/binder/ndk/Android.bp b/libs/binder/ndk/Android.bp
index d16502f..14ce4cb 100644
--- a/libs/binder/ndk/Android.bp
+++ b/libs/binder/ndk/Android.bp
@@ -39,6 +39,8 @@
"libutils",
],
+ cpp_std: "c++17",
+
version_script: "libbinder_ndk.map.txt",
}
diff --git a/libs/binder/ndk/ibinder.cpp b/libs/binder/ndk/ibinder.cpp
index f3fb9c3..f9c8c8a 100644
--- a/libs/binder/ndk/ibinder.cpp
+++ b/libs/binder/ndk/ibinder.cpp
@@ -22,6 +22,7 @@
#include "status_internal.h"
#include <android-base/logging.h>
+#include <binder/IPCThreadState.h>
using DeathRecipient = ::android::IBinder::DeathRecipient;
@@ -346,6 +347,14 @@
return recipient->unlinkToDeath(binder, cookie);
}
+uid_t AIBinder_getCallingUid() {
+ return ::android::IPCThreadState::self()->getCallingUid();
+}
+
+pid_t AIBinder_getCallingPid() {
+ return ::android::IPCThreadState::self()->getCallingPid();
+}
+
void AIBinder_incStrong(AIBinder* binder) {
if (binder == nullptr) {
LOG(ERROR) << __func__ << ": on null binder";
diff --git a/libs/binder/ndk/include_ndk/android/binder_auto_utils.h b/libs/binder/ndk/include_ndk/android/binder_auto_utils.h
index 5c26039..e2c0cfa 100644
--- a/libs/binder/ndk/include_ndk/android/binder_auto_utils.h
+++ b/libs/binder/ndk/include_ndk/android/binder_auto_utils.h
@@ -198,6 +198,11 @@
* See AStatus_isOk.
*/
bool isOk() { return get() != nullptr && AStatus_isOk(get()); }
+
+ /**
+ * Convenience method for okay status.
+ */
+ static ScopedAStatus ok() { return ScopedAStatus(AStatus_newOk()); }
};
/**
diff --git a/libs/binder/ndk/include_ndk/android/binder_ibinder.h b/libs/binder/ndk/include_ndk/android/binder_ibinder.h
index d711ad8..9c6c55e 100644
--- a/libs/binder/ndk/include_ndk/android/binder_ibinder.h
+++ b/libs/binder/ndk/include_ndk/android/binder_ibinder.h
@@ -28,6 +28,7 @@
#include <stdint.h>
#include <sys/cdefs.h>
+#include <sys/types.h>
#include <android/binder_parcel.h>
#include <android/binder_status.h>
@@ -270,6 +271,31 @@
void* cookie) __INTRODUCED_IN(29);
/**
+ * This returns the calling UID assuming that this thread is called from a thread that is processing
+ * a binder transaction (for instance, in the implementation of AIBinder_Class_onTransact).
+ *
+ * This can be used with higher-level system services to determine the caller's identity and check
+ * permissions.
+ *
+ * \return calling uid or the current process's UID if this thread isn't processing a transaction.
+ */
+uid_t AIBinder_getCallingUid();
+
+/**
+ * This returns the calling PID assuming that this thread is called from a thread that is processing
+ * a binder transaction (for instance, in the implementation of AIBinder_Class_onTransact).
+ *
+ * This can be used with higher-level system services to determine the caller's identity and check
+ * permissions. However, when doing this, one should be aware of possible TOCTOU problems when the
+ * calling process dies and is replaced with another process with elevated permissions and the same
+ * PID.
+ *
+ * \return calling pid or the current process's PID if this thread isn't processing a transaction.
+ * If the transaction being processed is a oneway transaction, then this method will return 0.
+ */
+pid_t AIBinder_getCallingPid();
+
+/**
* This can only be called if a strong reference to this object already exists in process.
*
* \param binder the binder object to add a refcount to.
diff --git a/libs/binder/ndk/include_ndk/android/binder_parcel.h b/libs/binder/ndk/include_ndk/android/binder_parcel.h
index a5842f7..3594349 100644
--- a/libs/binder/ndk/include_ndk/android/binder_parcel.h
+++ b/libs/binder/ndk/include_ndk/android/binder_parcel.h
@@ -55,9 +55,9 @@
/**
* This is called to allocate a buffer for a C-style string (null-terminated). The returned buffer
- * should be at least length bytes. This includes space for a null terminator. length will always be
- * strictly less than or equal to the maximum size that can be held in a size_t and will always be
- * greater than 0.
+ * should be at least length bytes. This includes space for a null terminator. For a string, length
+ * will always be strictly less than or equal to the maximum size that can be held in a size_t and
+ * will always be greater than 0. However, if a 'null' string is being read, length will be -1.
*
* See also AParcel_readString.
*
@@ -65,31 +65,35 @@
*
* \param stringData some external representation of a string
* \param length the length of the buffer needed to fill (including the null-terminator)
+ * \param buffer a buffer of size 'length' or null if allocation failed.
*
- * \return a buffer of size 'length' or null if allocation failed.
+ * \return true if the allocation succeeded, false otherwise. If length is -1, a true return here
+ * means that a 'null' value (or equivalent) was successfully stored.
*/
-typedef char* (*AParcel_stringAllocator)(void* stringData, size_t length);
+typedef bool (*AParcel_stringAllocator)(void* stringData, int32_t length, char** buffer);
/**
- * This is called to allocate an array of size 'length'.
+ * This is called to allocate an array of size 'length'. If length is -1, then a 'null' array (or
+ * equivalent) should be created.
*
* See also AParcel_readStringArray
*
* \param arrayData some external representation of an array
* \param length the length to allocate this array to
*
- * \return true if allocation succeeded
+ * \return true if allocation succeeded. If length is -1, a true return here means that a 'null'
+ * value (or equivalent) was successfully stored.
*/
-typedef bool (*AParcel_stringArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_stringArrayAllocator)(void* arrayData, int32_t length);
/**
* This is called to allocate a string inside of an array that was allocated by an
* AParcel_stringArrayAllocator.
*
* The index returned will always be within the range [0, length of arrayData). The returned buffer
- * should be at least length bytes. This includes space for a null-terminator. length will always be
- * strictly less than or equal to the maximum size that can be held in a size_t and will always be
- * greater than 0.
+ * should be at least length bytes. This includes space for a null-terminator. For a string, length
+ * will always be strictly less than or equal to the maximum size that can be held in a size_t and
+ * will always be greater than 0. However, if a 'null' string is being read, length will be -1.
*
* See also AParcel_readStringArray
*
@@ -97,10 +101,13 @@
* \param index the index at which a string should be allocated.
* \param length the length of the string to be allocated at this index. See also
* AParcel_stringAllocator. This includes the length required for a null-terminator.
+ * \param buffer a buffer of size 'length' or null if allocation failed.
*
- * \return a buffer of size 'length' or null if allocation failed.
+ * \return true if the allocation succeeded, false otherwise. If length is -1, a true return here
+ * means that a 'null' value (or equivalent) was successfully stored.
*/
-typedef char* (*AParcel_stringArrayElementAllocator)(void* arrayData, size_t index, size_t length);
+typedef bool (*AParcel_stringArrayElementAllocator)(void* arrayData, size_t index, int32_t length,
+ char** buffer);
/**
* This returns the length and buffer of an array at a specific index in an arrayData object.
@@ -109,11 +116,12 @@
*
* \param arrayData some external representation of an array.
* \param index the index at which a string should be allocated.
- * \param outLength an out parameter for the length of the string (not including the
- * null-terminator)
+ * \param outLength an out parameter for the length of the string at the specified index. This
+ * should not include the length for a null-terminator if there is one. If the object at this index
+ * is 'null', then this should be set to -1.
*
- * \param a null-terminated buffer of size 'outLength + 1' representing the string at the provided
- * index including the null-terminator.
+ * \param a buffer of size outLength or more representing the string at the provided index. This is
+ * not required to be null-terminated. If the object at index is null, then this should be null.
*/
typedef const char* (*AParcel_stringArrayElementGetter)(const void* arrayData, size_t index,
size_t* outLength);
@@ -124,109 +132,127 @@
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readInt32Array
*
* \param arrayData some external representation of an array of int32_t.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of int32_t of size 'length' (if length is >= 0, if length is 0, this
+ * may be nullptr).
*
- * \return a buffer of int32_t of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef int32_t* (*AParcel_int32ArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_int32ArrayAllocator)(void* arrayData, int32_t length, int32_t** outBuffer);
/**
* This is called to get the underlying data from an arrayData object.
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readUint32Array
*
* \param arrayData some external representation of an array of uint32_t.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of uint32_t of size 'length' (if length is >= 0, if length is 0, this
+ * may be nullptr).
*
- * \return a buffer of uint32_t of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef uint32_t* (*AParcel_uint32ArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_uint32ArrayAllocator)(void* arrayData, int32_t length, uint32_t** outBuffer);
/**
* This is called to get the underlying data from an arrayData object.
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readInt64Array
*
* \param arrayData some external representation of an array of int64_t.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of int64_t of size 'length' (if length is >= 0, if length is 0, this
+ * may be nullptr).
*
- * \return a buffer of int64_t of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef int64_t* (*AParcel_int64ArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_int64ArrayAllocator)(void* arrayData, int32_t length, int64_t** outBuffer);
/**
* This is called to get the underlying data from an arrayData object.
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readUint64Array
*
* \param arrayData some external representation of an array of uint64_t.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of uint64_t of size 'length' (if length is >= 0, if length is 0, this
+ * may be nullptr).
*
- * \return a buffer of uint64_t of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef uint64_t* (*AParcel_uint64ArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_uint64ArrayAllocator)(void* arrayData, int32_t length, uint64_t** outBuffer);
/**
* This is called to get the underlying data from an arrayData object.
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readFloatArray
*
* \param arrayData some external representation of an array of float.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of float of size 'length' (if length is >= 0, if length is 0, this may
+ * be nullptr).
*
- * \return a buffer of float of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef float* (*AParcel_floatArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_floatArrayAllocator)(void* arrayData, int32_t length, float** outBuffer);
/**
* This is called to get the underlying data from an arrayData object.
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readDoubleArray
*
* \param arrayData some external representation of an array of double.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of double of size 'length' (if length is >= 0, if length is 0, this may
+ * be nullptr).
*
- * \return a buffer of double of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef double* (*AParcel_doubleArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_doubleArrayAllocator)(void* arrayData, int32_t length, double** outBuffer);
/**
* This allocates an array of size 'length' inside of arrayData and returns whether or not there was
- * a success.
+ * a success. If length is -1, then this should allocate some representation of a null array.
*
* See also AParcel_readBoolArray
*
* \param arrayData some external representation of an array of bool.
- * \param length the length to allocate arrayData to.
+ * \param length the length to allocate arrayData to (or -1 if this represents a null array).
*
* \return whether the allocation succeeded.
*/
-typedef bool (*AParcel_boolArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_boolArrayAllocator)(void* arrayData, int32_t length);
/**
* This is called to get the underlying data from an arrayData object at index.
@@ -256,32 +282,38 @@
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readCharArray
*
* \param arrayData some external representation of an array of char16_t.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of char16_t of size 'length' (if length is >= 0, if length is 0, this
+ * may be nullptr).
*
- * \return a buffer of char16_t of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef char16_t* (*AParcel_charArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_charArrayAllocator)(void* arrayData, int32_t length, char16_t** outBuffer);
/**
* This is called to get the underlying data from an arrayData object.
*
* The implementation of this function should allocate a contiguous array of size 'length' and
* return that underlying buffer to be filled out. If there is an error or length is 0, null may be
- * returned.
+ * returned. If length is -1, this should allocate some representation of a null array.
*
* See also AParcel_readByteArray
*
* \param arrayData some external representation of an array of int8_t.
* \param length the length to allocate arrayData to.
+ * \param outBuffer a buffer of int8_t of size 'length' (if length is >= 0, if length is 0, this may
+ * be nullptr).
*
- * \return a buffer of int8_t of size 'length'.
+ * \return whether or not the allocation was successful (or whether a null array is represented when
+ * length is -1).
*/
-typedef int8_t* (*AParcel_byteArrayAllocator)(void* arrayData, size_t length);
+typedef bool (*AParcel_byteArrayAllocator)(void* arrayData, int32_t length, int8_t** outBuffer);
// @END-PRIMITIVE-VECTOR-GETTERS
@@ -297,12 +329,11 @@
binder_status_t AParcel_writeStrongBinder(AParcel* parcel, AIBinder* binder) __INTRODUCED_IN(29);
/**
- * Reads an AIBinder from the next location in a non-null parcel. This will fail if the binder is
- * non-null. One strong ref-count of ownership is passed to the caller of this function.
+ * Reads an AIBinder from the next location in a non-null parcel. One strong ref-count of ownership
+ * is passed to the caller of this function.
*
* \param parcel the parcel to read from.
- * \param binder the out parameter for what is read from the parcel. This will not be null on
- * success.
+ * \param binder the out parameter for what is read from the parcel. This may be null.
*
* \return STATUS_OK on successful write.
*/
@@ -310,26 +341,13 @@
__INTRODUCED_IN(29);
/**
- * Reads an AIBinder from the next location in a non-null parcel. This may read a null. One strong
- * ref-count of ownership is passed to the caller of this function.
- *
- * \param parcel the parcel to read from.
- * \param binder the out parameter for what is read from the parcel. This may be null even on
- * success.
- *
- * \return STATUS_OK on successful write.
- */
-binder_status_t AParcel_readNullableStrongBinder(const AParcel* parcel, AIBinder** binder)
- __INTRODUCED_IN(29);
-
-/**
* Writes a file descriptor to the next location in a non-null parcel. This does not take ownership
* of fd.
*
* This corresponds to the SDK's android.os.ParcelFileDescriptor.
*
* \param parcel the parcel to write to.
- * \param fd the value to write to the parcel.
+ * \param fd the value to write to the parcel (-1 to represent a null ParcelFileDescriptor).
*
* \return STATUS_OK on successful write.
*/
@@ -343,7 +361,8 @@
* This corresponds to the SDK's android.os.ParcelFileDescriptor.
*
* \param parcel the parcel to read from.
- * \param binder the out parameter for what is read from the parcel.
+ * \param fd the out parameter for what is read from the parcel (or -1 to represent a null
+ * ParcelFileDescriptor)
*
* \return STATUS_OK on successful write.
*/
@@ -381,14 +400,15 @@
/**
* Writes utf-8 string value to the next location in a non-null parcel.
*
+ * If length is -1, and string is nullptr, this will write a 'null' string to the parcel.
+ *
* \param parcel the parcel to write to.
- * \param string the null-terminated string to write to the parcel. The buffer including the null
- * terminator should be of size 'length' + 1.
+ * \param string the null-terminated string to write to the parcel, at least of size 'length'.
* \param length the length of the string to be written.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeString(AParcel* parcel, const char* string, size_t length)
+binder_status_t AParcel_writeString(AParcel* parcel, const char* string, int32_t length)
__INTRODUCED_IN(29);
/**
@@ -396,7 +416,8 @@
*
* Data is passed to the string allocator once the string size is known. This size includes the
* space for the null-terminator of this string. This allocator returns a buffer which is used as
- * the output buffer from this read.
+ * the output buffer from this read. If there is a 'null' string on the binder buffer, the allocator
+ * will be called with length -1.
*
* \param parcel the parcel to read from.
* \param stringData some external representation of a string.
@@ -412,7 +433,8 @@
*
* length is the length of the array. AParcel_stringArrayElementGetter will be called for all
* indices in range [0, length) with the arrayData provided here. The string length and buffer
- * returned from this function will be used to fill out the data from the parcel.
+ * returned from this function will be used to fill out the data from the parcel. If length is -1,
+ * this will write a 'null' string array to the binder buffer.
*
* \param parcel the parcel to write to.
* \param arrayData some external representation of an array.
@@ -422,7 +444,7 @@
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeStringArray(AParcel* parcel, const void* arrayData, size_t length,
+binder_status_t AParcel_writeStringArray(AParcel* parcel, const void* arrayData, int32_t length,
AParcel_stringArrayElementGetter getter)
__INTRODUCED_IN(29);
@@ -433,7 +455,8 @@
* length is the length of the array to be read from the parcel. Then, for each index i in [0,
* length), AParcel_stringArrayElementAllocator will be called with the length of the string to be
* read from the parcel. The resultant buffer from each of these calls will be filled according to
- * the contents of the string that is read.
+ * the contents of the string that is read. If the string array being read is 'null', this will
+ * instead just pass -1 to AParcel_stringArrayAllocator.
*
* \param parcel the parcel to read from.
* \param arrayData some external representation of an array.
@@ -634,72 +657,72 @@
* Writes an array of int32_t to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeInt32Array(AParcel* parcel, const int32_t* arrayData, size_t length)
+binder_status_t AParcel_writeInt32Array(AParcel* parcel, const int32_t* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
* Writes an array of uint32_t to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeUint32Array(AParcel* parcel, const uint32_t* arrayData, size_t length)
+binder_status_t AParcel_writeUint32Array(AParcel* parcel, const uint32_t* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
* Writes an array of int64_t to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeInt64Array(AParcel* parcel, const int64_t* arrayData, size_t length)
+binder_status_t AParcel_writeInt64Array(AParcel* parcel, const int64_t* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
* Writes an array of uint64_t to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeUint64Array(AParcel* parcel, const uint64_t* arrayData, size_t length)
+binder_status_t AParcel_writeUint64Array(AParcel* parcel, const uint64_t* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
* Writes an array of float to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeFloatArray(AParcel* parcel, const float* arrayData, size_t length)
+binder_status_t AParcel_writeFloatArray(AParcel* parcel, const float* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
* Writes an array of double to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeDoubleArray(AParcel* parcel, const double* arrayData, size_t length)
+binder_status_t AParcel_writeDoubleArray(AParcel* parcel, const double* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
@@ -710,36 +733,36 @@
*
* \param parcel the parcel to write to.
* \param arrayData some external representation of an array.
- * \param length the length of arrayData.
+ * \param length the length of arrayData (or -1 if this represents a null array).
* \param getter the callback to retrieve data at specific locations in the array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeBoolArray(AParcel* parcel, const void* arrayData, size_t length,
+binder_status_t AParcel_writeBoolArray(AParcel* parcel, const void* arrayData, int32_t length,
AParcel_boolArrayGetter getter) __INTRODUCED_IN(29);
/**
* Writes an array of char16_t to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeCharArray(AParcel* parcel, const char16_t* arrayData, size_t length)
+binder_status_t AParcel_writeCharArray(AParcel* parcel, const char16_t* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
* Writes an array of int8_t to the next location in a non-null parcel.
*
* \param parcel the parcel to write to.
- * \param arrayData an array of size 'length'.
- * \param length the length of arrayData.
+ * \param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).
+ * \param length the length of arrayData or -1 if this represents a null array.
*
* \return STATUS_OK on successful write.
*/
-binder_status_t AParcel_writeByteArray(AParcel* parcel, const int8_t* arrayData, size_t length)
+binder_status_t AParcel_writeByteArray(AParcel* parcel, const int8_t* arrayData, int32_t length)
__INTRODUCED_IN(29);
/**
diff --git a/libs/binder/ndk/include_ndk/android/binder_parcel_utils.h b/libs/binder/ndk/include_ndk/android/binder_parcel_utils.h
index 2ccbe5a..f99c3a9 100644
--- a/libs/binder/ndk/include_ndk/android/binder_parcel_utils.h
+++ b/libs/binder/ndk/include_ndk/android/binder_parcel_utils.h
@@ -26,8 +26,10 @@
#pragma once
+#include <android/binder_auto_utils.h>
#include <android/binder_parcel.h>
+#include <optional>
#include <string>
#include <vector>
@@ -37,12 +39,37 @@
* This retrieves and allocates a vector to size 'length' and returns the underlying buffer.
*/
template <typename T>
-static inline T* AParcel_stdVectorAllocator(void* vectorData, size_t length) {
+static inline bool AParcel_stdVectorAllocator(void* vectorData, int32_t length, T** outBuffer) {
+ if (length < 0) return false;
+
std::vector<T>* vec = static_cast<std::vector<T>*>(vectorData);
- if (length > vec->max_size()) return nullptr;
+ if (length > vec->max_size()) return false;
vec->resize(length);
- return vec->data();
+ *outBuffer = vec->data();
+ return true;
+}
+
+/**
+ * This retrieves and allocates a vector to size 'length' and returns the underlying buffer.
+ */
+template <typename T>
+static inline bool AParcel_nullableStdVectorAllocator(void* vectorData, int32_t length,
+ T** outBuffer) {
+ std::optional<std::vector<T>>* vec = static_cast<std::optional<std::vector<T>>*>(vectorData);
+
+ if (length < 0) {
+ *vec = std::nullopt;
+ return true;
+ }
+
+ *vec = std::optional<std::vector<T>>(std::vector<T>{});
+
+ if (length > (*vec)->max_size()) return false;
+ (*vec)->resize(length);
+
+ *outBuffer = (*vec)->data();
+ return true;
}
/**
@@ -50,13 +77,16 @@
*
* See also AParcel_stdVectorAllocator. Types used with this allocator have their sizes defined
* externally with respect to the NDK, and that size information is not passed into the NDK.
- * Instead, it is used in cases where callbacks are used.
+ * Instead, it is used in cases where callbacks are used. Note that when this allocator is used,
+ * null arrays are not supported.
*
* See AParcel_readVector(const AParcel* parcel, std::vector<bool>)
* See AParcel_readVector(const AParcel* parcel, std::vector<std::string>)
*/
template <typename T>
-static inline bool AParcel_stdVectorExternalAllocator(void* vectorData, size_t length) {
+static inline bool AParcel_stdVectorExternalAllocator(void* vectorData, int32_t length) {
+ if (length < 0) return false;
+
std::vector<T>* vec = static_cast<std::vector<T>*>(vectorData);
if (length > vec->max_size()) return false;
@@ -65,6 +95,34 @@
}
/**
+ * This allocates a vector to size 'length' and returns whether the allocation is successful.
+ *
+ * See also AParcel_stdVectorAllocator. Types used with this allocator have their sizes defined
+ * externally with respect to the NDK, and that size information is not passed into the NDK.
+ * Instead, it is used in cases where callbacks are used. Note, when this allocator is used,
+ * the vector itself can be nullable.
+ *
+ * See AParcel_readVector(const AParcel* parcel,
+ * std::optional<std::vector<std::optional<std::string>>>)
+ */
+template <typename T>
+static inline bool AParcel_nullableStdVectorExternalAllocator(void* vectorData, int32_t length) {
+ std::optional<std::vector<T>>* vec = static_cast<std::optional<std::vector<T>>*>(vectorData);
+
+ if (length < 0) {
+ *vec = std::nullopt;
+ return true;
+ }
+
+ *vec = std::optional<std::vector<T>>(std::vector<T>{});
+
+ if (length > (*vec)->max_size()) return false;
+ (*vec)->resize(length);
+
+ return true;
+}
+
+/**
* This retrieves the underlying value in a vector which may not be contiguous at index from a
* corresponding vectorData.
*/
@@ -84,166 +142,156 @@
(*vec)[index] = value;
}
-// @START
/**
- * Writes a vector of int32_t to the next location in a non-null parcel.
+ * This sets the underlying value in a corresponding vectorData which may not be contiguous at
+ * index.
*/
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int32_t>& vec) {
- return AParcel_writeInt32Array(parcel, vec.data(), vec.size());
+template <typename T>
+static inline void AParcel_nullableStdVectorSetter(void* vectorData, size_t index, T value) {
+ std::optional<std::vector<T>>* vec = static_cast<std::optional<std::vector<T>>*>(vectorData);
+ vec->value()[index] = value;
}
/**
- * Reads a vector of int32_t from the next location in a non-null parcel.
+ * Convenience method to write a nullable strong binder.
*/
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<int32_t>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readInt32Array(parcel, vectorData, AParcel_stdVectorAllocator<int32_t>);
+static inline binder_status_t AParcel_writeNullableStrongBinder(AParcel* parcel,
+ const SpAIBinder& binder) {
+ return AParcel_writeStrongBinder(parcel, binder.get());
}
/**
- * Writes a vector of uint32_t to the next location in a non-null parcel.
+ * Convenience method to read a nullable strong binder.
*/
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<uint32_t>& vec) {
- return AParcel_writeUint32Array(parcel, vec.data(), vec.size());
+static inline binder_status_t AParcel_readNullableStrongBinder(const AParcel* parcel,
+ SpAIBinder* binder) {
+ AIBinder* readBinder;
+ binder_status_t status = AParcel_readStrongBinder(parcel, &readBinder);
+ if (status == STATUS_OK) {
+ binder->set(readBinder);
+ }
+ return status;
}
/**
- * Reads a vector of uint32_t from the next location in a non-null parcel.
+ * Convenience method to write a strong binder but return an error if it is null.
*/
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<uint32_t>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readUint32Array(parcel, vectorData, AParcel_stdVectorAllocator<uint32_t>);
+static inline binder_status_t AParcel_writeRequiredStrongBinder(AParcel* parcel,
+ const SpAIBinder& binder) {
+ if (binder.get() == nullptr) {
+ return STATUS_UNEXPECTED_NULL;
+ }
+ return AParcel_writeStrongBinder(parcel, binder.get());
}
/**
- * Writes a vector of int64_t to the next location in a non-null parcel.
+ * Convenience method to read a strong binder but return an error if it is null.
*/
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int64_t>& vec) {
- return AParcel_writeInt64Array(parcel, vec.data(), vec.size());
+static inline binder_status_t AParcel_readRequiredStrongBinder(const AParcel* parcel,
+ SpAIBinder* binder) {
+ AIBinder* readBinder;
+ binder_status_t ret = AParcel_readStrongBinder(parcel, &readBinder);
+ if (ret == STATUS_OK) {
+ if (readBinder == nullptr) {
+ return STATUS_UNEXPECTED_NULL;
+ }
+
+ binder->set(readBinder);
+ }
+ return ret;
}
/**
- * Reads a vector of int64_t from the next location in a non-null parcel.
+ * Convenience method to write a ParcelFileDescriptor where -1 represents a null value.
*/
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<int64_t>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readInt64Array(parcel, vectorData, AParcel_stdVectorAllocator<int64_t>);
+static inline binder_status_t AParcel_writeNullableParcelFileDescriptor(
+ AParcel* parcel, const ScopedFileDescriptor& fd) {
+ return AParcel_writeParcelFileDescriptor(parcel, fd.get());
}
/**
- * Writes a vector of uint64_t to the next location in a non-null parcel.
+ * Convenience method to read a ParcelFileDescriptor where -1 represents a null value.
*/
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<uint64_t>& vec) {
- return AParcel_writeUint64Array(parcel, vec.data(), vec.size());
+static inline binder_status_t AParcel_readNullableParcelFileDescriptor(const AParcel* parcel,
+ ScopedFileDescriptor* fd) {
+ int readFd;
+ binder_status_t status = AParcel_readParcelFileDescriptor(parcel, &readFd);
+ if (status == STATUS_OK) {
+ fd->set(readFd);
+ }
+ return status;
}
/**
- * Reads a vector of uint64_t from the next location in a non-null parcel.
+ * Convenience method to write a valid ParcelFileDescriptor.
*/
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<uint64_t>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readUint64Array(parcel, vectorData, AParcel_stdVectorAllocator<uint64_t>);
+static inline binder_status_t AParcel_writeRequiredParcelFileDescriptor(
+ AParcel* parcel, const ScopedFileDescriptor& fd) {
+ if (fd.get() < 0) {
+ return STATUS_UNEXPECTED_NULL;
+ }
+ return AParcel_writeParcelFileDescriptor(parcel, fd.get());
}
/**
- * Writes a vector of float to the next location in a non-null parcel.
+ * Convenience method to read a valid ParcelFileDescriptor.
*/
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<float>& vec) {
- return AParcel_writeFloatArray(parcel, vec.data(), vec.size());
+static inline binder_status_t AParcel_readRequiredParcelFileDescriptor(const AParcel* parcel,
+ ScopedFileDescriptor* fd) {
+ int readFd;
+ binder_status_t status = AParcel_readParcelFileDescriptor(parcel, &readFd);
+ if (status == STATUS_OK) {
+ if (readFd < 0) {
+ return STATUS_UNEXPECTED_NULL;
+ }
+ fd->set(readFd);
+ }
+ return status;
}
/**
- * Reads a vector of float from the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<float>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readFloatArray(parcel, vectorData, AParcel_stdVectorAllocator<float>);
-}
-
-/**
- * Writes a vector of double to the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<double>& vec) {
- return AParcel_writeDoubleArray(parcel, vec.data(), vec.size());
-}
-
-/**
- * Reads a vector of double from the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<double>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readDoubleArray(parcel, vectorData, AParcel_stdVectorAllocator<double>);
-}
-
-/**
- * Writes a vector of bool to the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<bool>& vec) {
- return AParcel_writeBoolArray(parcel, static_cast<const void*>(&vec), vec.size(),
- AParcel_stdVectorGetter<bool>);
-}
-
-/**
- * Reads a vector of bool from the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<bool>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readBoolArray(parcel, vectorData, AParcel_stdVectorExternalAllocator<bool>,
- AParcel_stdVectorSetter<bool>);
-}
-
-/**
- * Writes a vector of char16_t to the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<char16_t>& vec) {
- return AParcel_writeCharArray(parcel, vec.data(), vec.size());
-}
-
-/**
- * Reads a vector of char16_t from the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<char16_t>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readCharArray(parcel, vectorData, AParcel_stdVectorAllocator<char16_t>);
-}
-
-/**
- * Writes a vector of int8_t to the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int8_t>& vec) {
- return AParcel_writeByteArray(parcel, vec.data(), vec.size());
-}
-
-/**
- * Reads a vector of int8_t from the next location in a non-null parcel.
- */
-inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<int8_t>* vec) {
- void* vectorData = static_cast<void*>(vec);
- return AParcel_readByteArray(parcel, vectorData, AParcel_stdVectorAllocator<int8_t>);
-}
-
-// @END
-
-/**
* Allocates a std::string to length and returns the underlying buffer. For use with
* AParcel_readString. See use below in AParcel_readString(const AParcel*, std::string*).
*/
-static inline char* AParcel_stdStringAllocator(void* stringData, size_t length) {
+static inline bool AParcel_stdStringAllocator(void* stringData, int32_t length, char** buffer) {
+ if (length <= 0) return false;
+
std::string* str = static_cast<std::string*>(stringData);
str->resize(length - 1);
- return &(*str)[0];
+ *buffer = &(*str)[0];
+ return true;
}
/**
- * Allocates a std::string inside of a std::vector<std::string> at index index to size 'length'.
+ * Allocates a string in a std::optional<std::string> to size 'length' (or to std::nullopt when
+ * length is -1) and returns the underlying buffer. For use with AParcel_readString. See use below
+ * in AParcel_readString(const AParcel*, std::optional<std::string>*).
*/
-static inline char* AParcel_stdVectorStringElementAllocator(void* vectorData, size_t index,
- size_t length) {
- std::vector<std::string>* vec = static_cast<std::vector<std::string>*>(vectorData);
+static inline bool AParcel_nullableStdStringAllocator(void* stringData, int32_t length,
+ char** buffer) {
+ if (length == 0) return false;
+ std::optional<std::string>* str = static_cast<std::optional<std::string>*>(stringData);
+
+ if (length < 0) {
+ *str = std::nullopt;
+ return true;
+ }
+
+ *str = std::optional<std::string>(std::string{});
+ (*str)->resize(length - 1);
+ *buffer = &(**str)[0];
+ return true;
+}
+
+/**
+ * Allocates a std::string inside of a std::vector<std::string> at index 'index' to size 'length'.
+ */
+static inline bool AParcel_stdVectorStringElementAllocator(void* vectorData, size_t index,
+ int32_t length, char** buffer) {
+ std::vector<std::string>* vec = static_cast<std::vector<std::string>*>(vectorData);
std::string& element = vec->at(index);
- element.resize(length - 1);
- return &element[0];
+ return AParcel_stdStringAllocator(static_cast<void*>(&element), length, buffer);
}
/**
@@ -253,7 +301,6 @@
static inline const char* AParcel_stdVectorStringElementGetter(const void* vectorData, size_t index,
size_t* outLength) {
const std::vector<std::string>* vec = static_cast<const std::vector<std::string>*>(vectorData);
-
const std::string& element = vec->at(index);
*outLength = element.size();
@@ -261,6 +308,40 @@
}
/**
+ * Allocates a string in a std::optional<std::string> inside of a
+ * std::optional<std::vector<std::optional<std::string>>> at index 'index' to size 'length' (or to
+ * std::nullopt when length is -1).
+ */
+static inline bool AParcel_nullableStdVectorStringElementAllocator(void* vectorData, size_t index,
+ int32_t length, char** buffer) {
+ std::optional<std::vector<std::optional<std::string>>>* vec =
+ static_cast<std::optional<std::vector<std::optional<std::string>>>*>(vectorData);
+ std::optional<std::string>& element = vec->value().at(index);
+ return AParcel_nullableStdStringAllocator(static_cast<void*>(&element), length, buffer);
+}
+
+/**
+ * This gets the length and buffer of a std::optional<std::string> inside of a
+ * std::vector<std::string> at index index. If the string is null, then it returns null and a length
+ * of -1.
+ */
+static inline const char* AParcel_nullableStdVectorStringElementGetter(const void* vectorData,
+ size_t index,
+ size_t* outLength) {
+ const std::optional<std::vector<std::optional<std::string>>>* vec =
+ static_cast<const std::optional<std::vector<std::optional<std::string>>>*>(vectorData);
+ const std::optional<std::string>& element = vec->value().at(index);
+
+ if (!element) {
+ *outLength = -1;
+ return nullptr;
+ }
+
+ *outLength = element->size();
+ return element->c_str();
+}
+
+/**
* Convenience API for writing a std::string.
*/
static inline binder_status_t AParcel_writeString(AParcel* parcel, const std::string& str) {
@@ -276,6 +357,27 @@
}
/**
+ * Convenience API for writing a std::optional<std::string>.
+ */
+static inline binder_status_t AParcel_writeString(AParcel* parcel,
+ const std::optional<std::string>& str) {
+ if (!str) {
+ return AParcel_writeString(parcel, nullptr, -1);
+ }
+
+ return AParcel_writeString(parcel, str->c_str(), str->size());
+}
+
+/**
+ * Convenience API for reading a std::optional<std::string>.
+ */
+static inline binder_status_t AParcel_readString(const AParcel* parcel,
+ std::optional<std::string>* str) {
+ void* stringData = static_cast<void*>(str);
+ return AParcel_readString(parcel, stringData, AParcel_nullableStdStringAllocator);
+}
+
+/**
* Convenience API for writing a std::vector<std::string>
*/
static inline binder_status_t AParcel_writeVector(AParcel* parcel,
@@ -297,6 +399,334 @@
}
/**
+ * Convenience API for writing a std::optional<std::vector<std::optional<std::string>>>
+ */
+static inline binder_status_t AParcel_writeVector(
+ AParcel* parcel, const std::optional<std::vector<std::optional<std::string>>>& vec) {
+ const void* vectorData = static_cast<const void*>(&vec);
+ return AParcel_writeStringArray(parcel, vectorData, (vec ? vec->size() : -1),
+ AParcel_nullableStdVectorStringElementGetter);
+}
+
+/**
+ * Convenience API for reading a std::optional<std::vector<std::optional<std::string>>>
+ */
+static inline binder_status_t AParcel_readVector(
+ const AParcel* parcel, std::optional<std::vector<std::optional<std::string>>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readStringArray(
+ parcel, vectorData,
+ AParcel_nullableStdVectorExternalAllocator<std::optional<std::string>>,
+ AParcel_nullableStdVectorStringElementAllocator);
+}
+
+// @START
+/**
+ * Writes a vector of int32_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int32_t>& vec) {
+ return AParcel_writeInt32Array(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of int32_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<int32_t>>& vec) {
+ if (!vec) return AParcel_writeInt32Array(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of int32_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<int32_t>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readInt32Array(parcel, vectorData, AParcel_stdVectorAllocator<int32_t>);
+}
+
+/**
+ * Reads an optional vector of int32_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<int32_t>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readInt32Array(parcel, vectorData, AParcel_nullableStdVectorAllocator<int32_t>);
+}
+
+/**
+ * Writes a vector of uint32_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<uint32_t>& vec) {
+ return AParcel_writeUint32Array(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of uint32_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<uint32_t>>& vec) {
+ if (!vec) return AParcel_writeUint32Array(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of uint32_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<uint32_t>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readUint32Array(parcel, vectorData, AParcel_stdVectorAllocator<uint32_t>);
+}
+
+/**
+ * Reads an optional vector of uint32_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<uint32_t>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readUint32Array(parcel, vectorData,
+ AParcel_nullableStdVectorAllocator<uint32_t>);
+}
+
+/**
+ * Writes a vector of int64_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int64_t>& vec) {
+ return AParcel_writeInt64Array(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of int64_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<int64_t>>& vec) {
+ if (!vec) return AParcel_writeInt64Array(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of int64_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<int64_t>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readInt64Array(parcel, vectorData, AParcel_stdVectorAllocator<int64_t>);
+}
+
+/**
+ * Reads an optional vector of int64_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<int64_t>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readInt64Array(parcel, vectorData, AParcel_nullableStdVectorAllocator<int64_t>);
+}
+
+/**
+ * Writes a vector of uint64_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<uint64_t>& vec) {
+ return AParcel_writeUint64Array(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of uint64_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<uint64_t>>& vec) {
+ if (!vec) return AParcel_writeUint64Array(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of uint64_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<uint64_t>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readUint64Array(parcel, vectorData, AParcel_stdVectorAllocator<uint64_t>);
+}
+
+/**
+ * Reads an optional vector of uint64_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<uint64_t>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readUint64Array(parcel, vectorData,
+ AParcel_nullableStdVectorAllocator<uint64_t>);
+}
+
+/**
+ * Writes a vector of float to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<float>& vec) {
+ return AParcel_writeFloatArray(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of float to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<float>>& vec) {
+ if (!vec) return AParcel_writeFloatArray(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of float from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<float>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readFloatArray(parcel, vectorData, AParcel_stdVectorAllocator<float>);
+}
+
+/**
+ * Reads an optional vector of float from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<float>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readFloatArray(parcel, vectorData, AParcel_nullableStdVectorAllocator<float>);
+}
+
+/**
+ * Writes a vector of double to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<double>& vec) {
+ return AParcel_writeDoubleArray(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of double to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<double>>& vec) {
+ if (!vec) return AParcel_writeDoubleArray(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of double from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<double>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readDoubleArray(parcel, vectorData, AParcel_stdVectorAllocator<double>);
+}
+
+/**
+ * Reads an optional vector of double from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<double>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readDoubleArray(parcel, vectorData, AParcel_nullableStdVectorAllocator<double>);
+}
+
+/**
+ * Writes a vector of bool to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<bool>& vec) {
+ return AParcel_writeBoolArray(parcel, static_cast<const void*>(&vec), vec.size(),
+ AParcel_stdVectorGetter<bool>);
+}
+
+/**
+ * Writes an optional vector of bool to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<bool>>& vec) {
+ if (!vec) return AParcel_writeBoolArray(parcel, nullptr, -1, AParcel_stdVectorGetter<bool>);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of bool from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<bool>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readBoolArray(parcel, vectorData, AParcel_stdVectorExternalAllocator<bool>,
+ AParcel_stdVectorSetter<bool>);
+}
+
+/**
+ * Reads an optional vector of bool from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<bool>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readBoolArray(parcel, vectorData,
+ AParcel_nullableStdVectorExternalAllocator<bool>,
+ AParcel_nullableStdVectorSetter<bool>);
+}
+
+/**
+ * Writes a vector of char16_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<char16_t>& vec) {
+ return AParcel_writeCharArray(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of char16_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<char16_t>>& vec) {
+ if (!vec) return AParcel_writeCharArray(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of char16_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<char16_t>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readCharArray(parcel, vectorData, AParcel_stdVectorAllocator<char16_t>);
+}
+
+/**
+ * Reads an optional vector of char16_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<char16_t>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readCharArray(parcel, vectorData, AParcel_nullableStdVectorAllocator<char16_t>);
+}
+
+/**
+ * Writes a vector of int8_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::vector<int8_t>& vec) {
+ return AParcel_writeByteArray(parcel, vec.data(), vec.size());
+}
+
+/**
+ * Writes an optional vector of int8_t to the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_writeVector(AParcel* parcel,
+ const std::optional<std::vector<int8_t>>& vec) {
+ if (!vec) return AParcel_writeByteArray(parcel, nullptr, -1);
+ return AParcel_writeVector(parcel, *vec);
+}
+
+/**
+ * Reads a vector of int8_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<int8_t>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readByteArray(parcel, vectorData, AParcel_stdVectorAllocator<int8_t>);
+}
+
+/**
+ * Reads an optional vector of int8_t from the next location in a non-null parcel.
+ */
+inline binder_status_t AParcel_readVector(const AParcel* parcel,
+ std::optional<std::vector<int8_t>>* vec) {
+ void* vectorData = static_cast<void*>(vec);
+ return AParcel_readByteArray(parcel, vectorData, AParcel_nullableStdVectorAllocator<int8_t>);
+}
+
+// @END
+
+/**
* Convenience API for writing the size of a vector.
*/
template <typename T>
@@ -309,6 +739,23 @@
}
/**
+ * Convenience API for writing the size of a vector.
+ */
+template <typename T>
+static inline binder_status_t AParcel_writeVectorSize(AParcel* parcel,
+ const std::optional<std::vector<T>>& vec) {
+ if (!vec) {
+ return AParcel_writeInt32(parcel, -1);
+ }
+
+ if (vec->size() > INT32_MAX) {
+ return STATUS_BAD_VALUE;
+ }
+
+ return AParcel_writeInt32(parcel, static_cast<int32_t>(vec->size()));
+}
+
+/**
* Convenience API for resizing a vector.
*/
template <typename T>
@@ -323,6 +770,28 @@
return STATUS_OK;
}
+/**
+ * Convenience API for resizing a vector.
+ */
+template <typename T>
+static inline binder_status_t AParcel_resizeVector(const AParcel* parcel,
+ std::optional<std::vector<T>>* vec) {
+ int32_t size;
+ binder_status_t err = AParcel_readInt32(parcel, &size);
+
+ if (err != STATUS_OK) return err;
+ if (size < -1) return STATUS_UNEXPECTED_NULL;
+
+ if (size == -1) {
+ *vec = std::nullopt;
+ return STATUS_OK;
+ }
+
+ *vec = std::optional<std::vector<T>>(std::vector<T>{});
+ (*vec)->resize(static_cast<size_t>(size));
+ return STATUS_OK;
+}
+
} // namespace ndk
/** @} */
diff --git a/libs/binder/ndk/libbinder_ndk.map.txt b/libs/binder/ndk/libbinder_ndk.map.txt
index d2c1a3d..41df90b 100644
--- a/libs/binder/ndk/libbinder_ndk.map.txt
+++ b/libs/binder/ndk/libbinder_ndk.map.txt
@@ -7,6 +7,8 @@
AIBinder_debugGetRefCount;
AIBinder_decStrong;
AIBinder_fromJavaBinder;
+ AIBinder_getCallingPid;
+ AIBinder_getCallingUid;
AIBinder_getClass;
AIBinder_getUserData;
AIBinder_incStrong;
@@ -37,7 +39,6 @@
AParcel_readInt32Array;
AParcel_readInt64;
AParcel_readInt64Array;
- AParcel_readNullableStrongBinder;
AParcel_readParcelFileDescriptor;
AParcel_readStatusHeader;
AParcel_readString;
diff --git a/libs/binder/ndk/parcel.cpp b/libs/binder/ndk/parcel.cpp
index 8e5b477..3c32100 100644
--- a/libs/binder/ndk/parcel.cpp
+++ b/libs/binder/ndk/parcel.cpp
@@ -36,28 +36,46 @@
using ::android::os::ParcelFileDescriptor;
template <typename T>
-using ContiguousArrayAllocator = T* (*)(void* arrayData, size_t length);
+using ContiguousArrayAllocator = bool (*)(void* arrayData, int32_t length, T** outBuffer);
template <typename T>
-using ArrayAllocator = bool (*)(void* arrayData, size_t length);
+using ArrayAllocator = bool (*)(void* arrayData, int32_t length);
template <typename T>
using ArrayGetter = T (*)(const void* arrayData, size_t index);
template <typename T>
using ArraySetter = void (*)(void* arrayData, size_t index, T value);
-template <typename T>
-binder_status_t WriteArray(AParcel* parcel, const T* array, size_t length) {
- if (length > std::numeric_limits<int32_t>::max()) return STATUS_BAD_VALUE;
+binder_status_t WriteAndValidateArraySize(AParcel* parcel, bool isNullArray, int32_t length) {
+ // only -1 can be used to represent a null array
+ if (length < -1) return STATUS_BAD_VALUE;
+
+ if (!isNullArray && length < 0) {
+ LOG(ERROR) << __func__ << ": null array must be used with length == -1.";
+ return STATUS_BAD_VALUE;
+ }
+ if (isNullArray && length > 0) {
+ LOG(ERROR) << __func__ << ": null buffer cannot be for size " << length << " array.";
+ return STATUS_BAD_VALUE;
+ }
Parcel* rawParcel = parcel->get();
status_t status = rawParcel->writeInt32(static_cast<int32_t>(length));
if (status != STATUS_OK) return PruneStatusT(status);
+ return STATUS_OK;
+}
+
+template <typename T>
+binder_status_t WriteArray(AParcel* parcel, const T* array, int32_t length) {
+ binder_status_t status = WriteAndValidateArraySize(parcel, array == nullptr, length);
+ if (status != STATUS_OK) return status;
+ if (length <= 0) return STATUS_OK;
+
int32_t size = 0;
if (__builtin_smul_overflow(sizeof(T), length, &size)) return STATUS_NO_MEMORY;
- void* const data = rawParcel->writeInplace(size);
+ void* const data = parcel->get()->writeInplace(size);
if (data == nullptr) return STATUS_NO_MEMORY;
memcpy(data, array, size);
@@ -67,17 +85,16 @@
// Each element in a char16_t array is converted to an int32_t (not packed).
template <>
-binder_status_t WriteArray<char16_t>(AParcel* parcel, const char16_t* array, size_t length) {
- if (length > std::numeric_limits<int32_t>::max()) return STATUS_BAD_VALUE;
-
- Parcel* rawParcel = parcel->get();
-
- status_t status = rawParcel->writeInt32(static_cast<int32_t>(length));
- if (status != STATUS_OK) return PruneStatusT(status);
+binder_status_t WriteArray<char16_t>(AParcel* parcel, const char16_t* array, int32_t length) {
+ binder_status_t status = WriteAndValidateArraySize(parcel, array == nullptr, length);
+ if (status != STATUS_OK) return status;
+ if (length <= 0) return STATUS_OK;
int32_t size = 0;
if (__builtin_smul_overflow(sizeof(char16_t), length, &size)) return STATUS_NO_MEMORY;
+ Parcel* rawParcel = parcel->get();
+
for (int32_t i = 0; i < length; i++) {
status = rawParcel->writeChar(array[i]);
@@ -96,10 +113,12 @@
status_t status = rawParcel->readInt32(&length);
if (status != STATUS_OK) return PruneStatusT(status);
- if (length < 0) return STATUS_UNEXPECTED_NULL;
+ if (length < -1) return STATUS_BAD_VALUE;
- T* array = allocator(arrayData, length);
- if (length == 0) return STATUS_OK;
+ T* array;
+ if (!allocator(arrayData, length, &array)) return STATUS_NO_MEMORY;
+
+ if (length <= 0) return STATUS_OK;
if (array == nullptr) return STATUS_NO_MEMORY;
int32_t size = 0;
@@ -123,10 +142,12 @@
status_t status = rawParcel->readInt32(&length);
if (status != STATUS_OK) return PruneStatusT(status);
- if (length < 0) return STATUS_UNEXPECTED_NULL;
+ if (length < -1) return STATUS_BAD_VALUE;
- char16_t* array = allocator(arrayData, length);
- if (length == 0) return STATUS_OK;
+ char16_t* array;
+ if (!allocator(arrayData, length, &array)) return STATUS_NO_MEMORY;
+
+ if (length <= 0) return STATUS_OK;
if (array == nullptr) return STATUS_NO_MEMORY;
int32_t size = 0;
@@ -142,15 +163,16 @@
}
template <typename T>
-binder_status_t WriteArray(AParcel* parcel, const void* arrayData, size_t length,
+binder_status_t WriteArray(AParcel* parcel, const void* arrayData, int32_t length,
ArrayGetter<T> getter, status_t (Parcel::*write)(T)) {
- if (length > std::numeric_limits<int32_t>::max()) return STATUS_BAD_VALUE;
+ // we have no clue if arrayData represents a null object or not, we can only infer from length
+ bool arrayIsNull = length < 0;
+ binder_status_t status = WriteAndValidateArraySize(parcel, arrayIsNull, length);
+ if (status != STATUS_OK) return status;
+ if (length <= 0) return STATUS_OK;
Parcel* rawParcel = parcel->get();
- status_t status = rawParcel->writeInt32(static_cast<int32_t>(length));
- if (status != STATUS_OK) return PruneStatusT(status);
-
for (size_t i = 0; i < length; i++) {
status = (rawParcel->*write)(getter(arrayData, i));
@@ -169,10 +191,12 @@
status_t status = rawParcel->readInt32(&length);
if (status != STATUS_OK) return PruneStatusT(status);
- if (length < 0) return STATUS_UNEXPECTED_NULL;
+ if (length < -1) return STATUS_BAD_VALUE;
if (!allocator(arrayData, length)) return STATUS_NO_MEMORY;
+ if (length <= 0) return STATUS_OK;
+
for (size_t i = 0; i < length; i++) {
T readTarget;
status = (rawParcel->*read)(&readTarget);
@@ -194,17 +218,6 @@
}
binder_status_t AParcel_readStrongBinder(const AParcel* parcel, AIBinder** binder) {
sp<IBinder> readBinder = nullptr;
- status_t status = parcel->get()->readStrongBinder(&readBinder);
- if (status != STATUS_OK) {
- return PruneStatusT(status);
- }
- sp<AIBinder> ret = ABpBinder::lookupOrCreateFromBinder(readBinder);
- AIBinder_incStrong(ret.get());
- *binder = ret.get();
- return PruneStatusT(status);
-}
-binder_status_t AParcel_readNullableStrongBinder(const AParcel* parcel, AIBinder** binder) {
- sp<IBinder> readBinder = nullptr;
status_t status = parcel->get()->readNullableStrongBinder(&readBinder);
if (status != STATUS_OK) {
return PruneStatusT(status);
@@ -216,23 +229,39 @@
}
binder_status_t AParcel_writeParcelFileDescriptor(AParcel* parcel, int fd) {
- ParcelFileDescriptor parcelFd((unique_fd(fd)));
+ std::unique_ptr<ParcelFileDescriptor> parcelFd;
- status_t status = parcel->get()->writeParcelable(parcelFd);
+ if (fd < 0) {
+ if (fd != -1) {
+ return STATUS_UNKNOWN_ERROR;
+ }
+ // parcelFd = nullptr
+ } else { // fd >= 0
+ parcelFd = std::make_unique<ParcelFileDescriptor>(unique_fd(fd));
+ }
+
+ status_t status = parcel->get()->writeNullableParcelable(parcelFd);
// ownership is retained by caller
- (void)parcelFd.release().release();
+ if (parcelFd != nullptr) {
+ (void)parcelFd->release().release();
+ }
return PruneStatusT(status);
}
binder_status_t AParcel_readParcelFileDescriptor(const AParcel* parcel, int* fd) {
- ParcelFileDescriptor parcelFd;
- // status_t status = parcelFd.readFromParcel(parcel->get());
+ std::unique_ptr<ParcelFileDescriptor> parcelFd;
+
status_t status = parcel->get()->readParcelable(&parcelFd);
if (status != STATUS_OK) return PruneStatusT(status);
- *fd = parcelFd.release().release();
+ if (parcelFd) {
+ *fd = parcelFd->release().release();
+ } else {
+ *fd = -1;
+ }
+
return STATUS_OK;
}
@@ -248,9 +277,23 @@
return PruneStatusT(ret);
}
-binder_status_t AParcel_writeString(AParcel* parcel, const char* string, size_t length) {
- const uint8_t* str8 = (uint8_t*)string;
+binder_status_t AParcel_writeString(AParcel* parcel, const char* string, int32_t length) {
+ if (string == nullptr) {
+ if (length != -1) {
+ LOG(WARNING) << __func__ << ": null string must be used with length == -1.";
+ return STATUS_BAD_VALUE;
+ }
+ status_t err = parcel->get()->writeInt32(-1);
+ return PruneStatusT(err);
+ }
+
+ if (length < 0) {
+ LOG(WARNING) << __func__ << ": Negative string length: " << length;
+ return STATUS_BAD_VALUE;
+ }
+
+ const uint8_t* str8 = (uint8_t*)string;
const ssize_t len16 = utf8_to_utf16_length(str8, length);
if (len16 < 0 || len16 >= std::numeric_limits<int32_t>::max()) {
@@ -279,7 +322,10 @@
const char16_t* str16 = parcel->get()->readString16Inplace(&len16);
if (str16 == nullptr) {
- LOG(WARNING) << __func__ << ": Failed to read string in place.";
+ if (allocator(stringData, -1, nullptr)) {
+ return STATUS_OK;
+ }
+
return STATUS_UNEXPECTED_NULL;
}
@@ -296,9 +342,10 @@
return STATUS_BAD_VALUE;
}
- char* str8 = allocator(stringData, len8);
+ char* str8;
+ bool success = allocator(stringData, len8, &str8);
- if (str8 == nullptr) {
+ if (!success || str8 == nullptr) {
LOG(WARNING) << __func__ << ": AParcel_stringAllocator failed to allocate.";
return STATUS_NO_MEMORY;
}
@@ -308,19 +355,18 @@
return STATUS_OK;
}
-binder_status_t AParcel_writeStringArray(AParcel* parcel, const void* arrayData, size_t length,
+binder_status_t AParcel_writeStringArray(AParcel* parcel, const void* arrayData, int32_t length,
AParcel_stringArrayElementGetter getter) {
- if (length > std::numeric_limits<int32_t>::max()) return STATUS_BAD_VALUE;
-
- Parcel* rawParcel = parcel->get();
-
- status_t status = rawParcel->writeInt32(static_cast<int32_t>(length));
- if (status != STATUS_OK) return PruneStatusT(status);
+ // we have no clue if arrayData represents a null object or not, we can only infer from length
+ bool arrayIsNull = length < 0;
+ binder_status_t status = WriteAndValidateArraySize(parcel, arrayIsNull, length);
+ if (status != STATUS_OK) return status;
+ if (length <= 0) return STATUS_OK;
for (size_t i = 0; i < length; i++) {
size_t length = 0;
const char* str = getter(arrayData, i, &length);
- if (str == nullptr) return STATUS_BAD_VALUE;
+ if (str == nullptr && length != -1) return STATUS_BAD_VALUE;
binder_status_t status = AParcel_writeString(parcel, str, length);
if (status != STATUS_OK) return status;
@@ -336,10 +382,10 @@
size_t index; // index into the string array
AParcel_stringArrayElementAllocator elementAllocator;
- static char* Allocator(void* stringData, size_t length) {
+ static bool Allocator(void* stringData, int32_t length, char** buffer) {
StringArrayElementAllocationAdapter* adapter =
static_cast<StringArrayElementAllocationAdapter*>(stringData);
- return adapter->elementAllocator(adapter->arrayData, adapter->index, length);
+ return adapter->elementAllocator(adapter->arrayData, adapter->index, length, buffer);
}
};
@@ -352,10 +398,12 @@
status_t status = rawParcel->readInt32(&length);
if (status != STATUS_OK) return PruneStatusT(status);
- if (length < 0) return STATUS_UNEXPECTED_NULL;
+ if (length < -1) return STATUS_BAD_VALUE;
if (!allocator(arrayData, length)) return STATUS_NO_MEMORY;
+ if (length == -1) return STATUS_OK; // null string array
+
StringArrayElementAllocationAdapter adapter{
.arrayData = arrayData,
.index = 0,
@@ -363,8 +411,10 @@
};
for (; adapter.index < length; adapter.index++) {
- AParcel_readString(parcel, static_cast<void*>(&adapter),
- StringArrayElementAllocationAdapter::Allocator);
+ binder_status_t status = AParcel_readString(parcel, static_cast<void*>(&adapter),
+ StringArrayElementAllocationAdapter::Allocator);
+
+ if (status != STATUS_OK) return status;
}
return STATUS_OK;
@@ -463,42 +513,42 @@
return PruneStatusT(status);
}
-binder_status_t AParcel_writeInt32Array(AParcel* parcel, const int32_t* arrayData, size_t length) {
+binder_status_t AParcel_writeInt32Array(AParcel* parcel, const int32_t* arrayData, int32_t length) {
return WriteArray<int32_t>(parcel, arrayData, length);
}
binder_status_t AParcel_writeUint32Array(AParcel* parcel, const uint32_t* arrayData,
- size_t length) {
+ int32_t length) {
return WriteArray<uint32_t>(parcel, arrayData, length);
}
-binder_status_t AParcel_writeInt64Array(AParcel* parcel, const int64_t* arrayData, size_t length) {
+binder_status_t AParcel_writeInt64Array(AParcel* parcel, const int64_t* arrayData, int32_t length) {
return WriteArray<int64_t>(parcel, arrayData, length);
}
binder_status_t AParcel_writeUint64Array(AParcel* parcel, const uint64_t* arrayData,
- size_t length) {
+ int32_t length) {
return WriteArray<uint64_t>(parcel, arrayData, length);
}
-binder_status_t AParcel_writeFloatArray(AParcel* parcel, const float* arrayData, size_t length) {
+binder_status_t AParcel_writeFloatArray(AParcel* parcel, const float* arrayData, int32_t length) {
return WriteArray<float>(parcel, arrayData, length);
}
-binder_status_t AParcel_writeDoubleArray(AParcel* parcel, const double* arrayData, size_t length) {
+binder_status_t AParcel_writeDoubleArray(AParcel* parcel, const double* arrayData, int32_t length) {
return WriteArray<double>(parcel, arrayData, length);
}
-binder_status_t AParcel_writeBoolArray(AParcel* parcel, const void* arrayData, size_t length,
+binder_status_t AParcel_writeBoolArray(AParcel* parcel, const void* arrayData, int32_t length,
AParcel_boolArrayGetter getter) {
return WriteArray<bool>(parcel, arrayData, length, getter, &Parcel::writeBool);
}
-binder_status_t AParcel_writeCharArray(AParcel* parcel, const char16_t* arrayData, size_t length) {
+binder_status_t AParcel_writeCharArray(AParcel* parcel, const char16_t* arrayData, int32_t length) {
return WriteArray<char16_t>(parcel, arrayData, length);
}
-binder_status_t AParcel_writeByteArray(AParcel* parcel, const int8_t* arrayData, size_t length) {
+binder_status_t AParcel_writeByteArray(AParcel* parcel, const int8_t* arrayData, int32_t length) {
return WriteArray<int8_t>(parcel, arrayData, length);
}
diff --git a/libs/binder/ndk/scripts/gen_parcel_helper.py b/libs/binder/ndk/scripts/gen_parcel_helper.py
index bb76254..8f587d2 100755
--- a/libs/binder/ndk/scripts/gen_parcel_helper.py
+++ b/libs/binder/ndk/scripts/gen_parcel_helper.py
@@ -99,8 +99,8 @@
for pretty, cpp in data_types:
nca = pretty in non_contiguously_addressable
- arg_types = "const " + cpp + "* arrayData, size_t length"
- if nca: arg_types = "const void* arrayData, size_t length, AParcel_" + pretty.lower() + "ArrayGetter getter"
+ arg_types = "const " + cpp + "* arrayData, int32_t length"
+ if nca: arg_types = "const void* arrayData, int32_t length, AParcel_" + pretty.lower() + "ArrayGetter getter"
args = "arrayData, length"
if nca: args = "arrayData, length, getter, &Parcel::write" + pretty
@@ -114,11 +114,11 @@
header += " * \\param parcel the parcel to write to.\n"
if nca:
header += " * \\param arrayData some external representation of an array.\n"
- header += " * \\param length the length of arrayData.\n"
+ header += " * \\param length the length of arrayData (or -1 if this represents a null array).\n"
header += " * \\param getter the callback to retrieve data at specific locations in the array.\n"
else:
- header += " * \\param arrayData an array of size 'length'.\n"
- header += " * \\param length the length of arrayData.\n"
+ header += " * \\param arrayData an array of size 'length' (or null if length is -1, may be null if length is 0).\n"
+ header += " * \\param length the length of arrayData or -1 if this represents a null array.\n"
header += " *\n"
header += " * \\return STATUS_OK on successful write.\n"
header += " */\n"
@@ -139,16 +139,16 @@
if nca:
pre_header += "/**\n"
pre_header += " * This allocates an array of size 'length' inside of arrayData and returns whether or not there was "
- pre_header += "a success.\n"
+ pre_header += "a success. If length is -1, then this should allocate some representation of a null array.\n"
pre_header += " *\n"
pre_header += " * See also " + read_func + "\n"
pre_header += " *\n"
pre_header += " * \\param arrayData some external representation of an array of " + cpp + ".\n"
- pre_header += " * \\param length the length to allocate arrayData to.\n"
+ pre_header += " * \\param length the length to allocate arrayData to (or -1 if this represents a null array).\n"
pre_header += " *\n"
pre_header += " * \\return whether the allocation succeeded.\n"
pre_header += " */\n"
- pre_header += "typedef bool (*" + allocator_type + ")(void* arrayData, size_t length);\n\n"
+ pre_header += "typedef bool (*" + allocator_type + ")(void* arrayData, int32_t length);\n\n"
pre_header += "/**\n"
pre_header += " * This is called to get the underlying data from an arrayData object at index.\n"
@@ -178,16 +178,18 @@
pre_header += " *\n"
pre_header += " * The implementation of this function should allocate a contiguous array of size 'length' and "
pre_header += "return that underlying buffer to be filled out. If there is an error or length is 0, null may be "
- pre_header += "returned.\n"
+ pre_header += "returned. If length is -1, this should allocate some representation of a null array.\n"
pre_header += " *\n"
pre_header += " * See also " + read_func + "\n"
pre_header += " *\n"
pre_header += " * \\param arrayData some external representation of an array of " + cpp + ".\n"
pre_header += " * \\param length the length to allocate arrayData to.\n"
+ pre_header += " * \\param outBuffer a buffer of " + cpp + " of size 'length' (if length is >= 0, if length is 0, "
+ pre_header += "this may be nullptr).\n"
pre_header += " *\n"
- pre_header += " * \\return a buffer of " + cpp + " of size 'length'.\n"
+ pre_header += " * \\return whether or not the allocation was successful (or whether a null array is represented when length is -1).\n"
pre_header += " */\n"
- pre_header += "typedef " + cpp + "* (*" + allocator_type + ")(void* arrayData, size_t length);\n\n"
+ pre_header += "typedef bool (*" + allocator_type + ")(void* arrayData, int32_t length, " + cpp + "** outBuffer);\n\n"
read_array_args = [("const AParcel*", "parcel")]
read_array_args += [("void*", "arrayData")]
@@ -232,6 +234,16 @@
cpp_helper += "}\n\n"
cpp_helper += "/**\n"
+ cpp_helper += " * Writes an optional vector of " + cpp + " to the next location in a non-null parcel.\n"
+ cpp_helper += " */\n"
+ cpp_helper += "inline binder_status_t AParcel_writeVector(AParcel* parcel, const std::optional<std::vector<" + cpp + ">>& vec) {\n"
+ extra_args = ""
+ if nca: extra_args = ", AParcel_stdVectorGetter<" + cpp + ">"
+ cpp_helper += " if (!vec) return AParcel_write" + pretty + "Array(parcel, nullptr, -1" + extra_args + ");\n"
+ cpp_helper += " return AParcel_writeVector(parcel, *vec);\n"
+ cpp_helper += "}\n\n"
+
+ cpp_helper += "/**\n"
cpp_helper += " * Reads a vector of " + cpp + " from the next location in a non-null parcel.\n"
cpp_helper += " */\n"
cpp_helper += "inline binder_status_t AParcel_readVector(const AParcel* parcel, std::vector<" + cpp + ">* vec) {\n"
@@ -247,6 +259,22 @@
cpp_helper += " return AParcel_read" + pretty + "Array(" + ", ".join(read_args) + ");\n"
cpp_helper += "}\n\n"
+ cpp_helper += "/**\n"
+ cpp_helper += " * Reads an optional vector of " + cpp + " from the next location in a non-null parcel.\n"
+ cpp_helper += " */\n"
+ cpp_helper += "inline binder_status_t AParcel_readVector(const AParcel* parcel, std::optional<std::vector<" + cpp + ">>* vec) {\n"
+ cpp_helper += " void* vectorData = static_cast<void*>(vec);\n"
+ read_args = []
+ read_args += ["parcel"]
+ read_args += ["vectorData"]
+ if nca:
+ read_args += ["AParcel_nullableStdVectorExternalAllocator<bool>"]
+ read_args += ["AParcel_nullableStdVectorSetter<" + cpp + ">"]
+ else:
+ read_args += ["AParcel_nullableStdVectorAllocator<" + cpp + ">"]
+ cpp_helper += " return AParcel_read" + pretty + "Array(" + ", ".join(read_args) + ");\n"
+ cpp_helper += "}\n\n"
+
replaceFileTags(ROOT + "include_ndk/android/binder_parcel.h", pre_header, "START-PRIMITIVE-VECTOR-GETTERS", "END-PRIMITIVE-VECTOR-GETTERS")
replaceFileTags(ROOT + "include_ndk/android/binder_parcel.h", header, "START-PRIMITIVE-READ-WRITE", "END-PRIMITIVE-READ-WRITE")
replaceFileTags(ROOT + "parcel.cpp", source, "START", "END")
diff --git a/libs/binder/ndk/test/Android.bp b/libs/binder/ndk/test/Android.bp
index b29b6e7..67481cf 100644
--- a/libs/binder/ndk/test/Android.bp
+++ b/libs/binder/ndk/test/Android.bp
@@ -22,6 +22,7 @@
strip: {
none: true,
},
+ cpp_std: "c++17",
cflags: [
"-O0",
"-g",
diff --git a/libs/binder/tests/binderValueTypeTest.cpp b/libs/binder/tests/binderValueTypeTest.cpp
index c8f4697..15949d4 100644
--- a/libs/binder/tests/binderValueTypeTest.cpp
+++ b/libs/binder/tests/binderValueTypeTest.cpp
@@ -22,7 +22,6 @@
#include <vector>
#include "android-base/file.h"
-#include "android-base/test_utils.h"
#include <gtest/gtest.h>
#include <binder/Parcel.h>
diff --git a/libs/input/VelocityTracker.cpp b/libs/input/VelocityTracker.cpp
index f72e49b..f834c55 100644
--- a/libs/input/VelocityTracker.cpp
+++ b/libs/input/VelocityTracker.cpp
@@ -327,8 +327,8 @@
eventTime = event->getHistoricalEventTime(h);
for (size_t i = 0; i < pointerCount; i++) {
uint32_t index = pointerIndex[i];
- positions[index].x = event->getHistoricalRawX(i, h);
- positions[index].y = event->getHistoricalRawY(i, h);
+ positions[index].x = event->getHistoricalX(i, h);
+ positions[index].y = event->getHistoricalY(i, h);
}
addMovement(eventTime, idBits, positions);
}
@@ -336,8 +336,8 @@
eventTime = event->getEventTime();
for (size_t i = 0; i < pointerCount; i++) {
uint32_t index = pointerIndex[i];
- positions[index].x = event->getRawX(i);
- positions[index].y = event->getRawY(i);
+ positions[index].x = event->getX(i);
+ positions[index].y = event->getY(i);
}
addMovement(eventTime, idBits, positions);
}
diff --git a/libs/ui/GraphicBuffer.cpp b/libs/ui/GraphicBuffer.cpp
index 0382479..c1f1d25 100644
--- a/libs/ui/GraphicBuffer.cpp
+++ b/libs/ui/GraphicBuffer.cpp
@@ -65,12 +65,11 @@
{
}
-GraphicBuffer::GraphicBuffer(uint32_t inWidth, uint32_t inHeight,
- PixelFormat inFormat, uint32_t inLayerCount, uint64_t usage, std::string requestorName)
- : GraphicBuffer()
-{
- mInitCheck = initWithSize(inWidth, inHeight, inFormat, inLayerCount,
- usage, std::move(requestorName));
+GraphicBuffer::GraphicBuffer(uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
+ uint32_t inLayerCount, uint64_t inUsage, std::string requestorName)
+ : GraphicBuffer() {
+ mInitCheck = initWithSize(inWidth, inHeight, inFormat, inLayerCount, inUsage,
+ std::move(requestorName));
}
// deprecated
@@ -83,15 +82,12 @@
{
}
-GraphicBuffer::GraphicBuffer(const native_handle_t* handle,
- HandleWrapMethod method, uint32_t width, uint32_t height,
- PixelFormat format, uint32_t layerCount,
- uint64_t usage,
- uint32_t stride)
- : GraphicBuffer()
-{
- mInitCheck = initWithHandle(handle, method, width, height, format,
- layerCount, usage, stride);
+GraphicBuffer::GraphicBuffer(const native_handle_t* inHandle, HandleWrapMethod method,
+ uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
+ uint32_t inLayerCount, uint64_t inUsage, uint32_t inStride)
+ : GraphicBuffer() {
+ mInitCheck = initWithHandle(inHandle, method, inWidth, inHeight, inFormat, inLayerCount,
+ inUsage, inStride);
}
GraphicBuffer::~GraphicBuffer()
@@ -183,26 +179,24 @@
return err;
}
-status_t GraphicBuffer::initWithHandle(const native_handle_t* handle,
- HandleWrapMethod method, uint32_t width, uint32_t height,
- PixelFormat format, uint32_t layerCount, uint64_t usage,
- uint32_t stride)
-{
- ANativeWindowBuffer::width = static_cast<int>(width);
- ANativeWindowBuffer::height = static_cast<int>(height);
- ANativeWindowBuffer::stride = static_cast<int>(stride);
- ANativeWindowBuffer::format = format;
- ANativeWindowBuffer::usage = usage;
- ANativeWindowBuffer::usage_deprecated = int(usage);
+status_t GraphicBuffer::initWithHandle(const native_handle_t* inHandle, HandleWrapMethod method,
+ uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
+ uint32_t inLayerCount, uint64_t inUsage, uint32_t inStride) {
+ ANativeWindowBuffer::width = static_cast<int>(inWidth);
+ ANativeWindowBuffer::height = static_cast<int>(inHeight);
+ ANativeWindowBuffer::stride = static_cast<int>(inStride);
+ ANativeWindowBuffer::format = inFormat;
+ ANativeWindowBuffer::usage = inUsage;
+ ANativeWindowBuffer::usage_deprecated = int(inUsage);
- ANativeWindowBuffer::layerCount = layerCount;
+ ANativeWindowBuffer::layerCount = inLayerCount;
mOwner = (method == WRAP_HANDLE) ? ownNone : ownHandle;
if (method == TAKE_UNREGISTERED_HANDLE || method == CLONE_HANDLE) {
buffer_handle_t importedHandle;
- status_t err = mBufferMapper.importBuffer(handle, width, height,
- layerCount, format, usage, stride, &importedHandle);
+ status_t err = mBufferMapper.importBuffer(inHandle, inWidth, inHeight, inLayerCount,
+ inFormat, inUsage, inStride, &importedHandle);
if (err != NO_ERROR) {
initWithHandle(nullptr, WRAP_HANDLE, 0, 0, 0, 0, 0, 0);
@@ -210,15 +204,15 @@
}
if (method == TAKE_UNREGISTERED_HANDLE) {
- native_handle_close(handle);
- native_handle_delete(const_cast<native_handle_t*>(handle));
+ native_handle_close(inHandle);
+ native_handle_delete(const_cast<native_handle_t*>(inHandle));
}
- handle = importedHandle;
- mBufferMapper.getTransportSize(handle, &mTransportNumFds, &mTransportNumInts);
+ inHandle = importedHandle;
+ mBufferMapper.getTransportSize(inHandle, &mTransportNumFds, &mTransportNumInts);
}
- ANativeWindowBuffer::handle = handle;
+ ANativeWindowBuffer::handle = inHandle;
return NO_ERROR;
}
diff --git a/libs/ui/include/ui/GraphicBuffer.h b/libs/ui/include/ui/GraphicBuffer.h
index cc38982..315db11 100644
--- a/libs/ui/include/ui/GraphicBuffer.h
+++ b/libs/ui/include/ui/GraphicBuffer.h
@@ -118,18 +118,16 @@
// cannot be used directly, such as one from hidl_handle.
CLONE_HANDLE,
};
- GraphicBuffer(const native_handle_t* handle, HandleWrapMethod method,
- uint32_t width, uint32_t height,
- PixelFormat format, uint32_t layerCount,
- uint64_t usage, uint32_t stride);
+ GraphicBuffer(const native_handle_t* inHandle, HandleWrapMethod method, uint32_t inWidth,
+ uint32_t inHeight, PixelFormat inFormat, uint32_t inLayerCount, uint64_t inUsage,
+ uint32_t inStride);
// These functions are deprecated because they only take 32 bits of usage
- GraphicBuffer(const native_handle_t* handle, HandleWrapMethod method,
- uint32_t width, uint32_t height,
- PixelFormat format, uint32_t layerCount,
- uint32_t usage, uint32_t stride)
- : GraphicBuffer(handle, method, width, height, format, layerCount,
- static_cast<uint64_t>(usage), stride) {}
+ GraphicBuffer(const native_handle_t* inHandle, HandleWrapMethod method, uint32_t inWidth,
+ uint32_t inHeight, PixelFormat inFormat, uint32_t inLayerCount, uint32_t inUsage,
+ uint32_t inStride)
+ : GraphicBuffer(inHandle, method, inWidth, inHeight, inFormat, inLayerCount,
+ static_cast<uint64_t>(inUsage), inStride) {}
GraphicBuffer(uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
uint32_t inLayerCount, uint32_t inUsage, uint32_t inStride,
native_handle_t* inHandle, bool keepOwnership);
@@ -226,10 +224,9 @@
PixelFormat inFormat, uint32_t inLayerCount,
uint64_t inUsage, std::string requestorName);
- status_t initWithHandle(const native_handle_t* handle,
- HandleWrapMethod method, uint32_t width, uint32_t height,
- PixelFormat format, uint32_t layerCount,
- uint64_t usage, uint32_t stride);
+ status_t initWithHandle(const native_handle_t* inHandle, HandleWrapMethod method,
+ uint32_t inWidth, uint32_t inHeight, PixelFormat inFormat,
+ uint32_t inLayerCount, uint64_t inUsage, uint32_t inStride);
void free_handle();
diff --git a/services/gpuservice/GpuService.cpp b/services/gpuservice/GpuService.cpp
index e4ca6bc..150896c 100644
--- a/services/gpuservice/GpuService.cpp
+++ b/services/gpuservice/GpuService.cpp
@@ -62,7 +62,7 @@
status_t cmd_vkjson(int out, int err);
}
-const char* const GpuService::SERVICE_NAME = "gpuservice";
+const char* const GpuService::SERVICE_NAME = "gpu";
GpuService::GpuService() = default;
diff --git a/services/gpuservice/gpuservice.rc b/services/gpuservice/gpuservice.rc
index d23cf46..65a5c27 100644
--- a/services/gpuservice/gpuservice.rc
+++ b/services/gpuservice/gpuservice.rc
@@ -1,4 +1,4 @@
-service gpuservice /system/bin/gpuservice
+service gpu /system/bin/gpuservice
class core
user gpu_service
group graphics
diff --git a/services/vr/performanced/Android.bp b/services/vr/performanced/Android.bp
new file mode 100644
index 0000000..20301f6
--- /dev/null
+++ b/services/vr/performanced/Android.bp
@@ -0,0 +1,53 @@
+// Copyright (C) 2016 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.
+
+cc_defaults {
+ name: "performanced_defaults",
+ static_libs: [
+ "libperformance",
+ "libvr_manager",
+ ],
+ shared_libs: [
+ "libbinder",
+ "libbase",
+ "libcutils",
+ "liblog",
+ "libutils",
+ "libpdx_default_transport",
+ ],
+}
+
+cc_binary {
+ name: "performanced",
+ defaults: ["performanced_defaults"],
+ srcs: [
+ "cpu_set.cpp",
+ "main.cpp",
+ "performance_service.cpp",
+ "task.cpp",
+ ],
+ cflags: [
+ "-DLOG_TAG=\"performanced\"",
+ "-DTRACE=0",
+ "-Wall",
+ "-Werror",
+ ],
+ init_rc: ["performanced.rc"],
+}
+
+cc_test {
+ name: "performance_service_tests",
+ defaults: ["performanced_defaults"],
+ srcs: ["performance_service_tests.cpp"],
+}
diff --git a/services/vr/performanced/Android.mk b/services/vr/performanced/Android.mk
deleted file mode 100644
index a548ef0..0000000
--- a/services/vr/performanced/Android.mk
+++ /dev/null
@@ -1,52 +0,0 @@
-# Copyright (C) 2016 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.
-
-LOCAL_PATH := $(call my-dir)
-
-sourceFiles := \
- cpu_set.cpp \
- main.cpp \
- performance_service.cpp \
- task.cpp
-
-staticLibraries := \
- libperformance \
- libvr_manager
-
-sharedLibraries := \
- libbinder \
- libbase \
- libcutils \
- liblog \
- libutils \
- libpdx_default_transport \
-
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES := $(sourceFiles)
-LOCAL_CFLAGS := -DLOG_TAG=\"performanced\"
-LOCAL_CFLAGS += -DTRACE=0
-LOCAL_CFLAGS += -Wall -Werror
-LOCAL_STATIC_LIBRARIES := $(staticLibraries)
-LOCAL_SHARED_LIBRARIES := $(sharedLibraries)
-LOCAL_MODULE := performanced
-LOCAL_INIT_RC := performanced.rc
-include $(BUILD_EXECUTABLE)
-
-include $(CLEAR_VARS)
-LOCAL_SRC_FILES := performance_service_tests.cpp
-LOCAL_STATIC_LIBRARIES := $(staticLibraries) libgtest_main
-LOCAL_SHARED_LIBRARIES := $(sharedLibraries)
-LOCAL_MODULE := performance_service_tests
-LOCAL_MODULE_TAGS := optional
-include $(BUILD_NATIVE_TEST)