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author | Andreas Huber <andih@google.com> | 2013-01-30 10:41:25 -0800 |
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committer | Andreas Huber <andih@google.com> | 2013-01-30 10:41:25 -0800 |
commit | a6a88d9c445e261972c2433254e0a996336e78a4 (patch) | |
tree | 3bcb34c468d9f0f525fb68dbb237e5b709a03465 /media/libmediaplayerservice | |
parent | 1bd947a7c99853ad4ee67d59db89524be1e5acfc (diff) | |
download | frameworks_av-a6a88d9c445e261972c2433254e0a996336e78a4.zip frameworks_av-a6a88d9c445e261972c2433254e0a996336e78a4.tar.gz frameworks_av-a6a88d9c445e261972c2433254e0a996336e78a4.tar.bz2 |
Plumbing to reflect minor changes in the HDCP module API that allow for
support of _decryption_ modules in addition to what we already supported.
Change-Id: Ic37b87dc170ba8def3817991d25df798f21e950b
Diffstat (limited to 'media/libmediaplayerservice')
-rw-r--r-- | media/libmediaplayerservice/HDCP.cpp | 26 | ||||
-rw-r--r-- | media/libmediaplayerservice/HDCP.h | 8 | ||||
-rw-r--r-- | media/libmediaplayerservice/MediaPlayerService.cpp | 4 | ||||
-rw-r--r-- | media/libmediaplayerservice/MediaPlayerService.h | 2 |
4 files changed, 33 insertions, 7 deletions
diff --git a/media/libmediaplayerservice/HDCP.cpp b/media/libmediaplayerservice/HDCP.cpp index 09b9719..469a02e 100644 --- a/media/libmediaplayerservice/HDCP.cpp +++ b/media/libmediaplayerservice/HDCP.cpp @@ -26,8 +26,9 @@ namespace android { -HDCP::HDCP() - : mLibHandle(NULL), +HDCP::HDCP(bool createEncryptionModule) + : mIsEncryptionModule(createEncryptionModule), + mLibHandle(NULL), mHDCPModule(NULL) { mLibHandle = dlopen("libstagefright_hdcp.so", RTLD_NOW); @@ -40,7 +41,10 @@ HDCP::HDCP() void *, HDCPModule::ObserverFunc); CreateHDCPModuleFunc createHDCPModule = - (CreateHDCPModuleFunc)dlsym(mLibHandle, "createHDCPModule"); + mIsEncryptionModule + ? (CreateHDCPModuleFunc)dlsym(mLibHandle, "createHDCPModule") + : (CreateHDCPModuleFunc)dlsym( + mLibHandle, "createHDCPModuleForDecryption"); if (createHDCPModule == NULL) { ALOGE("Unable to find symbol 'createHDCPModule'."); @@ -101,6 +105,8 @@ status_t HDCP::encrypt( uint64_t *outInputCTR, void *outData) { Mutex::Autolock autoLock(mLock); + CHECK(mIsEncryptionModule); + if (mHDCPModule == NULL) { *outInputCTR = 0; @@ -110,6 +116,20 @@ status_t HDCP::encrypt( return mHDCPModule->encrypt(inData, size, streamCTR, outInputCTR, outData); } +status_t HDCP::decrypt( + const void *inData, size_t size, + uint32_t streamCTR, uint64_t outInputCTR, void *outData) { + Mutex::Autolock autoLock(mLock); + + CHECK(!mIsEncryptionModule); + + if (mHDCPModule == NULL) { + return NO_INIT; + } + + return mHDCPModule->decrypt(inData, size, streamCTR, outInputCTR, outData); +} + // static void HDCP::ObserveWrapper(void *me, int msg, int ext1, int ext2) { static_cast<HDCP *>(me)->observe(msg, ext1, ext2); diff --git a/media/libmediaplayerservice/HDCP.h b/media/libmediaplayerservice/HDCP.h index b2fc457..42e6467 100644 --- a/media/libmediaplayerservice/HDCP.h +++ b/media/libmediaplayerservice/HDCP.h @@ -24,7 +24,7 @@ namespace android { struct HDCP : public BnHDCP { - HDCP(); + HDCP(bool createEncryptionModule); virtual ~HDCP(); virtual status_t setObserver(const sp<IHDCPObserver> &observer); @@ -35,9 +35,15 @@ struct HDCP : public BnHDCP { const void *inData, size_t size, uint32_t streamCTR, uint64_t *outInputCTR, void *outData); + virtual status_t decrypt( + const void *inData, size_t size, + uint32_t streamCTR, uint64_t outInputCTR, void *outData); + private: Mutex mLock; + bool mIsEncryptionModule; + void *mLibHandle; HDCPModule *mHDCPModule; sp<IHDCPObserver> mObserver; diff --git a/media/libmediaplayerservice/MediaPlayerService.cpp b/media/libmediaplayerservice/MediaPlayerService.cpp index 749f48c..f932131 100644 --- a/media/libmediaplayerservice/MediaPlayerService.cpp +++ b/media/libmediaplayerservice/MediaPlayerService.cpp @@ -285,8 +285,8 @@ sp<ICrypto> MediaPlayerService::makeCrypto() { return new Crypto; } -sp<IHDCP> MediaPlayerService::makeHDCP() { - return new HDCP; +sp<IHDCP> MediaPlayerService::makeHDCP(bool createEncryptionModule) { + return new HDCP(createEncryptionModule); } sp<IRemoteDisplay> MediaPlayerService::listenForRemoteDisplay( diff --git a/media/libmediaplayerservice/MediaPlayerService.h b/media/libmediaplayerservice/MediaPlayerService.h index d2d8939..2d2a09d 100644 --- a/media/libmediaplayerservice/MediaPlayerService.h +++ b/media/libmediaplayerservice/MediaPlayerService.h @@ -249,7 +249,7 @@ public: virtual sp<IMemory> decode(int fd, int64_t offset, int64_t length, uint32_t *pSampleRate, int* pNumChannels, audio_format_t* pFormat); virtual sp<IOMX> getOMX(); virtual sp<ICrypto> makeCrypto(); - virtual sp<IHDCP> makeHDCP(); + virtual sp<IHDCP> makeHDCP(bool createEncryptionModule); virtual sp<IRemoteDisplay> listenForRemoteDisplay(const sp<IRemoteDisplayClient>& client, const String8& iface); |