blob: d066774fd8b1cec09fe102ff7b44f2509846bc21 [file] [log] [blame]
/*
* Copyright (C) 2012 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef CRYPTO_H_
#define CRYPTO_H_
#include <media/ICrypto.h>
#include <utils/threads.h>
namespace android {
struct CryptoFactory;
struct CryptoPlugin;
struct Crypto : public BnCrypto {
Crypto();
virtual ~Crypto();
virtual status_t initCheck() const;
virtual bool isCryptoSchemeSupported(const uint8_t uuid[16]) const;
virtual status_t createPlugin(
const uint8_t uuid[16], const void *data, size_t size);
virtual status_t destroyPlugin();
virtual bool requiresSecureDecoderComponent(
const char *mime) const;
virtual ssize_t decrypt(
bool secure,
const uint8_t key[16],
const uint8_t iv[16],
CryptoPlugin::Mode mode,
const void *srcPtr,
const CryptoPlugin::SubSample *subSamples, size_t numSubSamples,
void *dstPtr,
AString *errorDetailMsg);
private:
mutable Mutex mLock;
status_t mInitCheck;
void *mLibHandle;
CryptoFactory *mFactory;
CryptoPlugin *mPlugin;
status_t init();
DISALLOW_EVIL_CONSTRUCTORS(Crypto);
};
} // namespace android
#endif // CRYPTO_H_