Output more detailed error message if loading library fails (d1eff571) · Commits · e / os / android_frameworks_av

media/libmediaplayerservice/Crypto.cpp

+2 −1

Original line number	Diff line number	Diff line
		@@ -134,7 +134,6 @@ void Crypto::findFactoryForScheme(const uint8_t uuid[16]) {
		return;
		}

		ALOGE("Failed to find crypto plugin");
		mInitCheck = ERROR_UNSUPPORTED;
		}

		@@ -151,6 +150,7 @@ bool Crypto::loadLibraryForScheme(const String8 &path, const uint8_t uuid[16]) {
		if (!mLibrary.get()) {
		mLibrary = new SharedLibrary(path);
		if (!*mLibrary) {
		ALOGE("loadLibraryForScheme failed:%s", mLibrary->lastError());
		return false;
		}

		@@ -165,6 +165,7 @@ bool Crypto::loadLibraryForScheme(const String8 &path, const uint8_t uuid[16]) {
		if (createCryptoFactory == NULL \|\|
		(mFactory = createCryptoFactory()) == NULL \|\|
		!mFactory->isCryptoSchemeSupported(uuid)) {
		ALOGE("createCryptoFactory failed:%s", mLibrary->lastError());
		closeFactory();
		return false;
		}

+6 −0

Original line number	Diff line number	Diff line
		@@ -46,4 +46,10 @@ namespace android {
		}
		return dlsym(mLibHandle, symbol);
		}

		const char *SharedLibrary::lastError() const {
		const char *error = dlerror();
		return error ? error : "No errors or unknown error";
		}

		};

+1 −0

Original line number	Diff line number	Diff line
		@@ -29,6 +29,7 @@ namespace android {

		bool operator!() const;
		void lookup(const char symbol) const;
		const char *lastError() const;

		private:
		void *mLibHandle;