Merge "Handle EINTR from sendmsg/recvmsg" into oc-dev (3961b0e5) · Commits · e / os / android_frameworks_native-old

libs/nativewindow/AHardwareBuffer.cpp

+17 −8

Original line number	Diff line number	Diff line
		@@ -179,12 +179,17 @@ int AHardwareBuffer_sendHandleToUnixSocket(const AHardwareBuffer* buffer, int so
		memcpy(fdData, fds.get(), sizeof(int) * fdCount);
		msg.msg_controllen = cmsg->cmsg_len;

		int result = sendmsg(socketFd, &msg, 0);
		if (result <= 0) {
		int result;
		do {
		result = sendmsg(socketFd, &msg, 0);
		} while (result == -1 && errno == EINTR);
		if (result == -1) {
		result = errno;
		ALOGE("Error writing AHardwareBuffer to socket: error %#x (%s)",
		result, strerror(errno));
		return result;
		result, strerror(result));
		return -result;
		}

		return NO_ERROR;
		}

		@@ -206,11 +211,15 @@ int AHardwareBuffer_recvHandleFromUnixSocket(int socketFd, AHardwareBuffer** out
		.msg_iovlen = 1,
		};

		int result = recvmsg(socketFd, &msg, 0);
		if (result <= 0) {
		int result;
		do {
		result = recvmsg(socketFd, &msg, 0);
		} while (result == -1 && errno == EINTR);
		if (result == -1) {
		result = errno;
		ALOGE("Error reading AHardwareBuffer from socket: error %#x (%s)",
		result, strerror(errno));
		return result;
		result, strerror(result));
		return -result;
		}

		if (msg.msg_iovlen != 1) {