Merge "Fix broken failure condition when populating ase configurtion." into main
diff --git a/audio/aidl/android/hardware/audio/effect/Visualizer.aidl b/audio/aidl/android/hardware/audio/effect/Visualizer.aidl
index 0b37546..fe8fe97 100644
--- a/audio/aidl/android/hardware/audio/effect/Visualizer.aidl
+++ b/audio/aidl/android/hardware/audio/effect/Visualizer.aidl
@@ -20,10 +20,12 @@
 
 /**
  * Visualizer specific definitions. Visualizer enables application to retrieve part of the currently
- * playing audio for visualization purpose
+ * playing audio for visualization purpose. The output is identical to the input, while
+ * visualization data is generated separately based on scalingMode and captureSamples parameter
+ * values.
  *
  * All parameter settings must be inside the range of Capability.Range.visualizer definition if the
- * definition for the corresponding parameter tag exist. See more detals about Range in Range.aidl.
+ * definition for the corresponding parameter tag exist. See more details about Range in Range.aidl.
  *
  */
 @VintfStability
@@ -50,14 +52,24 @@
     enum ScalingMode {
         /**
          * Defines a capture mode where amplification is applied based on the content of the
-         * captured data. This is the default Visualizer mode, and is suitable for music
-         * visualization.
+         * captured data in order to normalize it to the unsigned 8 bit sample range. This is the
+         * default Visualizer mode, and is suitable for music visualization.
+         *
+         * For example,
+         * Input Range:[-0.5, 0.5] -> Visualization Data Range:[0, 255]
+         * Input Range:[-1,1]      -> Visualization Data Range:[0, 255]
+         *
          */
         NORMALIZED = 0,
         /**
-         * Defines a capture mode where the playback volume will affect (scale) the range of the
-         * captured data. A low playback volume will lead to low sample and fft values, and
-         * vice-versa.
+         * Defines a capture mode where no additional scaling is done on the input audio data thus
+         * the visualization data remains as close as possible to the input. The visualization
+         * directly reflects the actual loudness and waveform shape, rather than fitting everything
+         * into a normalized visual range.
+         *
+         * For example,
+         * Input Range:[-0.5, 0.5] -> Visualization Data Range:[64, 192]
+         * Input Range:[-1,1]      -> Visualization Data Range:[0, 255]
          */
         AS_PLAYED,
     }
@@ -93,7 +105,10 @@
     Measurement measurement;
 
     /**
-     * Get only parameter to get the latest captured samples of PCM samples (8 bits per sample).
+     * Get only parameter to get the latest captured samples of PCM samples (8 bits per sample). It
+     * represents the visualization data. The capture is intended for passing to applications, and
+     * it contains the same audio data as the input, but with intentionally lower sample resolution,
+     * and optionally normalized, depending on the scalingMode.
      */
     byte[] captureSampleBuffer;
 
diff --git a/automotive/can/aidl/default/service.cpp b/automotive/can/aidl/default/service.cpp
index eb45167..ef04cfd 100644
--- a/automotive/can/aidl/default/service.cpp
+++ b/automotive/can/aidl/default/service.cpp
@@ -20,12 +20,11 @@
 #include <android/binder_manager.h>
 #include <android/binder_process.h>
 
-namespace android::hardware::automotive::can {
-
 using namespace std::string_literals;
+using namespace android;
 using ::aidl::android::hardware::automotive::can::CanController;
 
-extern "C" int main() {
+int main() {
     base::SetDefaultTag("CanController");
     base::SetMinimumLogSeverity(base::VERBOSE);
 
@@ -40,4 +39,3 @@
     LOG(FATAL) << "CanController exited unexpectedly!";
     return EXIT_FAILURE;
 }
-}  // namespace android::hardware::automotive::can
diff --git a/automotive/can/aidl/default/tools/configurator/canhalconfigurator.cpp b/automotive/can/aidl/default/tools/configurator/canhalconfigurator.cpp
index 94e77b4..87a4497 100644
--- a/automotive/can/aidl/default/tools/configurator/canhalconfigurator.cpp
+++ b/automotive/can/aidl/default/tools/configurator/canhalconfigurator.cpp
@@ -98,7 +98,11 @@
     return true;
 }
 
-extern "C" int main(int argc, char* argv[]) {
+}  // namespace android::hardware::automotive::can
+
+int main(int argc, char* argv[]) {
+    using namespace android::hardware::automotive::can;
+
     std::string configFilepath = static_cast<std::string>(kDefaultConfigPath);
 
     // allow for CLI specification of a config file.
@@ -114,5 +118,3 @@
     }
     return 0;
 }
-
-}  // namespace android::hardware::automotive::can
diff --git a/bluetooth/hci/h4_protocol.cc b/bluetooth/hci/h4_protocol.cc
index 5f6d86e..109ca5c 100644
--- a/bluetooth/hci/h4_protocol.cc
+++ b/bluetooth/hci/h4_protocol.cc
@@ -45,29 +45,50 @@
 }
 
 size_t H4Protocol::Send(PacketType type, const uint8_t* data, size_t length) {
-  /* For HCI communication over USB dongle, multiple write results in
-   * response timeout as driver expect type + data at once to process
-   * the command, so using "writev"(for atomicity) here.
-   */
-  struct iovec iov[2];
-  ssize_t ret = 0;
-  iov[0].iov_base = &type;
-  iov[0].iov_len = sizeof(type);
-  iov[1].iov_base = (void*)data;
-  iov[1].iov_len = length;
-  while (1) {
-    ret = TEMP_FAILURE_RETRY(writev(uart_fd_, iov, 2));
+  struct iovec iov_array[] = {{&type, sizeof(type)},
+                              {const_cast<uint8_t*>(data), length}};
+  size_t iovcnt = sizeof(iov_array) / sizeof(iov_array[0]);
+  struct iovec* iov = iov_array;
+  size_t total_bytes = sizeof(type) + length;
+  size_t remaining_bytes = total_bytes;
+  size_t bytes_written = 0;
+
+  while (remaining_bytes > 0) {
+    ssize_t ret = TEMP_FAILURE_RETRY(writev(uart_fd_, iov, iovcnt));
     if (ret == -1) {
-      LOG_ALWAYS_FATAL("%s error writing to UART (%s)", __func__,
-                       strerror(errno));
+      if (errno == EAGAIN) continue;
+      ALOGE("Error writing to UART (%s)", strerror(errno));
+      break;
     } else if (ret == 0) {
       // Nothing written :(
       ALOGE("%s zero bytes written - something went wrong...", __func__);
       break;
+    } else if (ret == remaining_bytes) {
+      // Everything written
+      bytes_written += ret;
+      break;
     }
-    break;
+
+    // Updating counters for partial writes
+    bytes_written += ret;
+    remaining_bytes -= ret;
+
+    ALOGW("%s: %zu/%zu bytes written - retrying remaining %zu bytes", __func__,
+          bytes_written, total_bytes, remaining_bytes);
+
+    // Remove fully written iovs from the list
+    while (ret >= iov->iov_len) {
+      ret -= iov->iov_len;
+      ++iov;
+      --iovcnt;
+    }
+    // Adjust the iov to point to the remaining data that needs to be written
+    if (ret > 0) {
+      iov->iov_base = static_cast<uint8_t*>(iov->iov_base) + ret;
+      iov->iov_len -= ret;
+    }
   }
-  return ret;
+  return total_bytes - remaining_bytes;
 }
 
 size_t H4Protocol::OnPacketReady(const std::vector<uint8_t>& packet) {
diff --git a/boot/aidl/client/BootControlClient.cpp b/boot/aidl/client/BootControlClient.cpp
index 5cca183..7aab5b4 100644
--- a/boot/aidl/client/BootControlClient.cpp
+++ b/boot/aidl/client/BootControlClient.cpp
@@ -80,6 +80,7 @@
     explicit BootControlClientAidl(std::shared_ptr<IBootControl> module)
         : module_(module),
           boot_control_death_recipient(AIBinder_DeathRecipient_new(onBootControlServiceDied)) {
+        AIBinder_DeathRecipient_setOnUnlinked(boot_control_death_recipient, onCallbackUnlinked);
         binder_status_t status =
                 AIBinder_linkToDeath(module->asBinder().get(), boot_control_death_recipient, this);
         if (status != STATUS_OK) {
@@ -236,6 +237,11 @@
   private:
     std::shared_ptr<IBootControl> module_;
     AIBinder_DeathRecipient* boot_control_death_recipient;
+    static void onCallbackUnlinked(void* /*client*/) {
+        // this is an empty function needed to suppress the "AIBinder_linkToDeath is being called
+        // with a non-null cookie and no onUnlink callback set. This might not be intended.
+        // AIBinder_DeathRecipient_setOnUnlinked should be called first." warning
+    }
     static void onBootControlServiceDied(void* client) {
         BootControlClientAidl* self = static_cast<BootControlClientAidl*>(client);
         self->onBootControlServiceDied();
diff --git a/compatibility_matrices/bump.py b/compatibility_matrices/bump.py
index bcb0fa6..91f58d4 100755
--- a/compatibility_matrices/bump.py
+++ b/compatibility_matrices/bump.py
@@ -45,6 +45,7 @@
         self.current_level = cmdline_args.current_level
         self.current_letter = cmdline_args.current_letter
         self.current_version = cmdline_args.platform_version
+        self.next_version = cmdline_args.next_platform_version
         self.current_module_name = f"framework_compatibility_matrix.{self.current_level}.xml"
         self.current_xml = self.interfaces_dir / f"compatibility_matrices/compatibility_matrix.{self.current_level}.xml"
         self.device_module_name = "framework_compatibility_matrix.device.xml"
@@ -132,27 +133,27 @@
             return
         try:
             check_call(["grep", "-h",
-                        f"{self.current_letter.upper()} = {self.current_level}",
-                        "system/libvintf/include/vintf/Level.h"])
+                        f"{self.next_letter.upper()} = {self.next_level}",
+                        f"{self.top}/system/libvintf/include/vintf/Level.h"])
         except subprocess.CalledProcessError:
             print("Adding new API level to libvintf")
-            add_lines_above("system/libvintf/analyze_matrix/analyze_matrix.cpp",
+            add_lines_above(f"{self.top}/system/libvintf/analyze_matrix/analyze_matrix.cpp",
                             "        case Level::UNSPECIFIED:",
                             textwrap.indent(textwrap.dedent(f"""\
-                                    case Level::{self.current_letter.upper()}:
-                                        return "Android {self.current_version} ({self.current_letter.upper()})";"""),
+                                    case Level::{self.next_letter.upper()}:
+                                        return "Android {self.next_version} ({self.next_letter.upper()})";"""),
                             "    "*2))
-            add_lines_above("system/libvintf/include/vintf/Level.h",
+            add_lines_above(f"{self.top}/system/libvintf/include/vintf/Level.h",
                             "    // To add new values:",
-                            f"    {self.current_letter.upper()} = {self.current_level},")
-            add_lines_above("system/libvintf/include/vintf/Level.h",
+                            f"    {self.next_letter.upper()} = {self.next_level},")
+            add_lines_above(f"{self.top}/system/libvintf/include/vintf/Level.h",
                             "        Level::UNSPECIFIED,",
-                            f"        Level::{self.current_letter.upper()},")
-            add_lines_above("system/libvintf/RuntimeInfo.cpp",
+                            f"        Level::{self.next_letter.upper()},")
+            add_lines_above(f"{self.top}/system/libvintf/RuntimeInfo.cpp",
                             "            // Add more levels above this line.",
                             textwrap.indent(textwrap.dedent(f"""\
-                                        case {self.current_version}: {{
-                                            ret = Level::{self.current_letter.upper()};
+                                        case {self.next_version}: {{
+                                            ret = Level::{self.next_letter.upper()};
                                         }} break;"""),
                             "    "*3))
 
@@ -188,7 +189,11 @@
     parser.add_argument("platform_version",
                         type=str,
                         nargs="?",
-                        help="Android release version number number (e.g. 16)")
+                        help="Current Android release version number (e.g. 16)")
+    parser.add_argument("next_platform_version",
+                        type=str,
+                        nargs="?",
+                        help="Next Android release version number number (e.g. 17)")
     cmdline_args = parser.parse_args()
 
     Bump(cmdline_args).run()
diff --git a/health/aidl/default/LinkedCallback.h b/health/aidl/default/LinkedCallback.h
index 8c9c997..6b17be0 100644
--- a/health/aidl/default/LinkedCallback.h
+++ b/health/aidl/default/LinkedCallback.h
@@ -36,7 +36,7 @@
     // cookie when it's unlinked.
     static ::android::base::Result<LinkedCallback*> Make(
             std::shared_ptr<Health> service, std::shared_ptr<IHealthInfoCallback> callback);
-    // On callback died, unreigster it from the service.
+    // On callback died, unregister it from the service.
     void OnCallbackDied();
 
   private:
diff --git a/macsec/aidl/default/service.cpp b/macsec/aidl/default/service.cpp
index faf3a09..9d5d3bf 100644
--- a/macsec/aidl/default/service.cpp
+++ b/macsec/aidl/default/service.cpp
@@ -20,12 +20,11 @@
 #include <android/binder_manager.h>
 #include <android/binder_process.h>
 
-namespace android::hardware::macsec {
-
 using namespace std::string_literals;
+using namespace android;
 using ::aidl::android::hardware::macsec::MacsecPskPlugin;
 
-extern "C" int main() {
+int main() {
     base::SetDefaultTag("MacsecPskPlugin");
     base::SetMinimumLogSeverity(base::VERBOSE);
 
@@ -40,4 +39,3 @@
     LOG(FATAL) << "MacsecPskPlugin exited unexpectedly!";
     return EXIT_FAILURE;
 }
-}  // namespace android::hardware::macsec