1 /* 2 * Copyright 2012, The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef _ANDROID_MEDIA_CRYPTO_H_ 18 #define _ANDROID_MEDIA_CRYPTO_H_ 19 20 #include "jni.h" 21 22 #include <media/stagefright/foundation/ABase.h> 23 #include <utils/Errors.h> 24 #include <utils/RefBase.h> 25 26 namespace android { 27 28 struct ICrypto; 29 30 struct JCrypto : public RefBase { 31 static bool IsCryptoSchemeSupported(const uint8_t uuid[16]); 32 33 JCrypto(JNIEnv *env, jobject thiz, 34 const uint8_t uuid[16], const void *initData, size_t initSize); 35 36 status_t initCheck() const; 37 38 bool requiresSecureDecoderComponent(const char *mime) const; 39 40 static sp<ICrypto> GetCrypto(JNIEnv *env, jobject obj); 41 42 protected: 43 virtual ~JCrypto(); 44 45 private: 46 jweak mObject; 47 sp<ICrypto> mCrypto; 48 49 static sp<ICrypto> MakeCrypto(); 50 51 static sp<ICrypto> MakeCrypto( 52 const uint8_t uuid[16], const void *initData, size_t initSize); 53 54 DISALLOW_EVIL_CONSTRUCTORS(JCrypto); 55 }; 56 57 } // namespace android 58 59 #endif // _ANDROID_MEDIA_CRYPTO_H_ 60