| /* |
| * Copyright (C) 2011 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 CHROME_HTTP_DATA_SOURCE_H_ |
| |
| #define CHROME_HTTP_DATA_SOURCE_H_ |
| |
| #include <media/stagefright/foundation/AString.h> |
| #include <utils/threads.h> |
| |
| #include "HTTPBase.h" |
| |
| namespace android { |
| |
| struct SfDelegate; |
| |
| struct ChromiumHTTPDataSource : public HTTPBase { |
| ChromiumHTTPDataSource(uint32_t flags = 0); |
| |
| virtual status_t connect( |
| const char *uri, |
| const KeyedVector<String8, String8> *headers = NULL, |
| off64_t offset = 0); |
| |
| virtual void disconnect(); |
| |
| virtual status_t initCheck() const; |
| |
| virtual ssize_t readAt(off64_t offset, void *data, size_t size); |
| virtual status_t getSize(off64_t *size); |
| virtual uint32_t flags(); |
| |
| virtual sp<DecryptHandle> DrmInitialization(const char *mime); |
| |
| virtual void getDrmInfo(sp<DecryptHandle> &handle, DrmManagerClient **client); |
| |
| virtual String8 getUri(); |
| |
| virtual String8 getMIMEType() const; |
| |
| virtual status_t reconnectAtOffset(off64_t offset); |
| |
| protected: |
| virtual ~ChromiumHTTPDataSource(); |
| |
| private: |
| friend struct SfDelegate; |
| |
| enum State { |
| DISCONNECTED, |
| CONNECTING, |
| CONNECTED, |
| READING, |
| DISCONNECTING |
| }; |
| |
| const uint32_t mFlags; |
| |
| mutable Mutex mLock; |
| Condition mCondition; |
| |
| State mState; |
| |
| SfDelegate *mDelegate; |
| |
| AString mURI; |
| KeyedVector<String8, String8> mHeaders; |
| |
| off64_t mCurrentOffset; |
| |
| // Any connection error or the result of a read operation |
| // (for the lattter this is the number of bytes read, if successful). |
| ssize_t mIOResult; |
| |
| int64_t mContentSize; |
| |
| String8 mContentType; |
| |
| sp<DecryptHandle> mDecryptHandle; |
| DrmManagerClient *mDrmManagerClient; |
| |
| void disconnect_l(); |
| |
| status_t connect_l( |
| const char *uri, |
| const KeyedVector<String8, String8> *headers, |
| off64_t offset); |
| |
| static void InitiateRead( |
| ChromiumHTTPDataSource *me, void *data, size_t size); |
| |
| void initiateRead(void *data, size_t size); |
| |
| void onConnectionEstablished( |
| int64_t contentSize, const char *contentType); |
| |
| void onConnectionFailed(status_t err); |
| void onReadCompleted(ssize_t size); |
| void onDisconnectComplete(); |
| |
| void clearDRMState_l(); |
| |
| DISALLOW_EVIL_CONSTRUCTORS(ChromiumHTTPDataSource); |
| }; |
| |
| } // namespace android |
| |
| #endif // CHROME_HTTP_DATA_SOURCE_H_ |