Merge "ExternalCameraHAL: dup fd when creating AIDL NativeHandle" into main
diff --git a/camera/device/default/ExternalCameraDeviceSession.cpp b/camera/device/default/ExternalCameraDeviceSession.cpp
index a6ec4c7..126b782 100644
--- a/camera/device/default/ExternalCameraDeviceSession.cpp
+++ b/camera/device/default/ExternalCameraDeviceSession.cpp
@@ -789,8 +789,10 @@
                 outputBuffer.bufferId = buffer.bufferId;
                 outputBuffer.status = BufferStatus::ERROR;
                 if (buffer.acquireFence >= 0) {
-                    outputBuffer.releaseFence.fds.resize(1);
-                    outputBuffer.releaseFence.fds.at(0).set(buffer.acquireFence);
+                    native_handle_t* handle = native_handle_create(/*numFds*/ 1, /*numInts*/ 0);
+                    handle->data[0] = buffer.acquireFence;
+                    outputBuffer.releaseFence = android::dupToAidl(handle);
+                    native_handle_delete(handle);
                 }
             } else {
                 offlineBuffers.push_back(buffer);
@@ -1768,8 +1770,10 @@
         result.outputBuffers[i].bufferId = req->buffers[i].bufferId;
         result.outputBuffers[i].status = BufferStatus::ERROR;
         if (req->buffers[i].acquireFence >= 0) {
-            result.outputBuffers[i].releaseFence.fds.resize(1);
-            result.outputBuffers[i].releaseFence.fds.at(0).set(req->buffers[i].acquireFence);
+            native_handle_t* handle = native_handle_create(/*numFds*/ 1, /*numInts*/ 0);
+            handle->data[0] = req->buffers[i].acquireFence;
+            result.outputBuffers[i].releaseFence = android::dupToAidl(handle);
+            native_handle_delete(handle);
         }
     }
 
@@ -1813,16 +1817,20 @@
         if (req->buffers[i].fenceTimeout) {
             result.outputBuffers[i].status = BufferStatus::ERROR;
             if (req->buffers[i].acquireFence >= 0) {
-                result.outputBuffers[i].releaseFence.fds.resize(1);
-                result.outputBuffers[i].releaseFence.fds.at(0).set(req->buffers[i].acquireFence);
+                native_handle_t* handle = native_handle_create(/*numFds*/ 1, /*numInts*/ 0);
+                handle->data[0] = req->buffers[i].acquireFence;
+                result.outputBuffers[i].releaseFence = android::dupToAidl(handle);
+                native_handle_delete(handle);
             }
             notifyError(req->frameNumber, req->buffers[i].streamId, ErrorCode::ERROR_BUFFER);
         } else {
             result.outputBuffers[i].status = BufferStatus::OK;
             // TODO: refactor
             if (req->buffers[i].acquireFence >= 0) {
-                result.outputBuffers[i].releaseFence.fds.resize(1);
-                result.outputBuffers[i].releaseFence.fds.at(0).set(req->buffers[i].acquireFence);
+                native_handle_t* handle = native_handle_create(/*numFds*/ 1, /*numInts*/ 0);
+                handle->data[0] = req->buffers[i].acquireFence;
+                result.outputBuffers[i].releaseFence = android::dupToAidl(handle);
+                native_handle_delete(handle);
             }
         }
     }
diff --git a/camera/device/default/ExternalCameraOfflineSession.cpp b/camera/device/default/ExternalCameraOfflineSession.cpp
index 53bd44f..536fa47 100644
--- a/camera/device/default/ExternalCameraOfflineSession.cpp
+++ b/camera/device/default/ExternalCameraOfflineSession.cpp
@@ -110,7 +110,7 @@
             if (req->buffers[i].acquireFence >= 0) {
                 native_handle_t* handle = native_handle_create(/*numFds*/ 1, /*numInts*/ 0);
                 handle->data[0] = req->buffers[i].acquireFence;
-                result.outputBuffers[i].releaseFence = android::makeToAidl(handle);
+                result.outputBuffers[i].releaseFence = android::dupToAidl(handle);
             }
             notifyError(req->frameNumber, req->buffers[i].streamId, ErrorCode::ERROR_BUFFER);
         } else {
@@ -119,7 +119,7 @@
             if (req->buffers[i].acquireFence >= 0) {
                 native_handle_t* handle = native_handle_create(/*numFds*/ 1, /*numInts*/ 0);
                 handle->data[0] = req->buffers[i].acquireFence;
-                outputBuffer.releaseFence = android::makeToAidl(handle);
+                outputBuffer.releaseFence = android::dupToAidl(handle);
             }
         }
     }
@@ -247,7 +247,7 @@
         if (req->buffers[i].acquireFence >= 0) {
             native_handle_t* handle = native_handle_create(/*numFds*/ 1, /*numInts*/ 0);
             handle->data[0] = req->buffers[i].acquireFence;
-            outputBuffer.releaseFence = makeToAidl(handle);
+            outputBuffer.releaseFence = dupToAidl(handle);
         }
     }
 
diff --git a/camera/device/default/ExternalCameraUtils.cpp b/camera/device/default/ExternalCameraUtils.cpp
index 30c216f..2dc3c77 100644
--- a/camera/device/default/ExternalCameraUtils.cpp
+++ b/camera/device/default/ExternalCameraUtils.cpp
@@ -750,18 +750,12 @@
 
 void freeReleaseFences(std::vector<CaptureResult>& results) {
     for (auto& result : results) {
-        native_handle_t* inputReleaseFence =
-                ::android::makeFromAidl(result.inputBuffer.releaseFence);
-        if (inputReleaseFence != nullptr) {
-            native_handle_close(inputReleaseFence);
-            native_handle_delete(inputReleaseFence);
-        }
+        // NativeHandles free fd's on desctruction. Simply delete the objects!
+        result.inputBuffer.releaseFence.fds.clear();  // Implicitly closes fds
+        result.inputBuffer.releaseFence.ints.clear();
         for (auto& buf : result.outputBuffers) {
-            native_handle_t* outReleaseFence = ::android::makeFromAidl(buf.releaseFence);
-            if (outReleaseFence != nullptr) {
-                native_handle_close(outReleaseFence);
-                native_handle_delete(outReleaseFence);
-            }
+            buf.releaseFence.fds.clear();  // Implicitly closes fds
+            buf.releaseFence.ints.clear();
         }
     }
 }