Add VNDK API to access AHardwareBuffer from ANativeWindowBuffer

this is to allow vendors to use AHardwareBuffer’s 
lock/unlock on buffer dequeued from an
ANativeWindow.

Test: compiled
Bug: 36866217
Change-Id: If630105572ae0e57f6fda19c13e82150f415ed6b

1 files changed, 6 insertions, 0 deletions

diff --git a/libs/nativewindow/ANativeWindow.cpp b/libs/nativewindow/ANativeWindow.cpp
index c0c4ac0f04..6c67cf8dc6 100644
--- a/libs/nativewindow/ANativeWindow.cpp
+++ b/libs/nativewindow/ANativeWindow.cpp
@@ -25,6 +25,8 @@
 
 #include <private/android/AHardwareBufferHelpers.h>
 
+#include <ui/GraphicBuffer.h>
+
 using namespace android;
 
 static int32_t query(ANativeWindow* window, int what) {
@@ -105,6 +107,10 @@ int32_t ANativeWindow_setBuffersTransform(ANativeWindow* window, int32_t transfo
  * vndk-stable
  **************************************************************************************************/
 
+AHardwareBuffer* ANativeWindowBuffer_getHardwareBuffer(ANativeWindowBuffer* anwb) {
+    return AHardwareBuffer_from_GraphicBuffer(static_cast<GraphicBuffer*>(anwb));
+}
+
 int ANativeWindow_OemStorageSet(ANativeWindow* window, uint32_t slot, intptr_t value) {
     if (slot < 4) {
         window->oem[slot] = value;