Files
android/libwvdrmengine/mediacrypto/include/WVCryptoPlugin.h
Jeff Tinker 4aedea8512 Support AES-CBC sample encryption in MediaDrm
bug:23719082
Change-Id: I1842bab291d6c86a87e46abbb98827c87f7f1d53
2016-01-11 17:16:08 -08:00

54 lines
1.5 KiB
C++

//
// Copyright 2013 Google Inc. All Rights Reserved.
//
#ifndef WV_CRYPTO_PLUGIN_H_
#define WV_CRYPTO_PLUGIN_H_
#include <stdint.h>
#include "utils/StrongPointer.h"
#include "utils/Vector.h"
#include "media/hardware/CryptoAPI.h"
#include "media/stagefright/foundation/ABase.h"
#include "media/stagefright/foundation/AString.h"
#include "wv_content_decryption_module.h"
namespace wvdrm {
class WVCryptoPlugin : public android::CryptoPlugin {
public:
WVCryptoPlugin(const void* data, size_t size,
const android::sp<wvcdm::WvContentDecryptionModule>& cdm);
virtual ~WVCryptoPlugin() {}
virtual bool requiresSecureDecoderComponent(const char* mime) const;
virtual void notifyResolution(uint32_t width, uint32_t height);
virtual android::status_t setMediaDrmSession(
const android::Vector<uint8_t>& sessionId);
virtual ssize_t decrypt(bool secure, const uint8_t key[16],
const uint8_t iv[16], Mode mode, const Pattern &pattern,
const void* srcPtr,
const SubSample* subSamples, size_t numSubSamples,
void* dstPtr, android::AString* errorDetailMsg);
private:
DISALLOW_EVIL_CONSTRUCTORS(WVCryptoPlugin);
android::sp<wvcdm::WvContentDecryptionModule> const mCDM;
bool mTestMode;
wvcdm::CdmSessionId mSessionId;
wvcdm::CdmSessionId configureTestMode(const void* data, size_t size);
static void incrementIV(uint64_t increaseBy, std::vector<uint8_t>* ivPtr);
};
} // namespace wvdrm
#endif // WV_CRYPTO_PLUGIN_H_