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author Krzysztof KosiƄski <krzysio@google.com> 2018-04-04 00:46:46 +0000
committer Android (Google) Code Review <android-gerrit@google.com> 2018-04-04 00:46:46 +0000
commitbcb9443c1840d54ca3140c47491f7ad3e6105a75 (patch)
tree9ae71e0138cd976bf3cfd8f2f2cce2debb29b298 /libs/nativewindow/AHardwareBuffer.cpp
parent25503383adecdc68a101f9d48bf81bcda1d4f67b (diff)
parent00bf64278b0d2c13a6f1a2f8616736881414597b (diff)
Merge "Do not allocate protected AHardwareBuffers with CPU access." into pi-dev
Diffstat (limited to 'libs/nativewindow/AHardwareBuffer.cpp')
-rw-r--r--libs/nativewindow/AHardwareBuffer.cpp7
1 files changed, 7 insertions, 0 deletions
diff --git a/libs/nativewindow/AHardwareBuffer.cpp b/libs/nativewindow/AHardwareBuffer.cpp
index f37ef289b3..49ffc8f221 100644
--- a/libs/nativewindow/AHardwareBuffer.cpp
+++ b/libs/nativewindow/AHardwareBuffer.cpp
@@ -60,6 +60,13 @@ int AHardwareBuffer_allocate(const AHardwareBuffer_Desc* desc, AHardwareBuffer**
return BAD_VALUE;
}
+ if ((desc->usage & (AHARDWAREBUFFER_USAGE_CPU_READ_MASK | AHARDWAREBUFFER_USAGE_CPU_WRITE_MASK)) &&
+ (desc->usage & AHARDWAREBUFFER_USAGE_PROTECTED_CONTENT)) {
+ ALOGE("AHARDWAREBUFFER_USAGE_PROTECTED_CONTENT requires AHARDWAREBUFFER_USAGE_CPU_READ_NEVER "
+ "and AHARDWAREBUFFER_USAGE_CPU_WRITE_NEVER");
+ return BAD_VALUE;
+ }
+
uint64_t usage = AHardwareBuffer_convertToGrallocUsageBits(desc->usage);
sp<GraphicBuffer> gbuffer(new GraphicBuffer(
desc->width, desc->height, format, desc->layers, usage,