1 /* 2 * Copyright (C) 2014 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 MIDI_IO_WRAPPER_H_ 18 #define MIDI_IO_WRAPPER_H_ 19 20 #include <libsonivox/eas_types.h> 21 22 #include <media/DataSourceBase.h> 23 24 namespace android { 25 26 class MidiIoWrapper { 27 public: 28 explicit MidiIoWrapper(const char *path); 29 explicit MidiIoWrapper(int fd, off64_t offset, int64_t size); 30 explicit MidiIoWrapper(DataSourceBase *source); 31 32 ~MidiIoWrapper(); 33 34 int readAt(void *buffer, int offset, int size); 35 int size(); 36 37 EAS_FILE_LOCATOR getLocator(); 38 39 private: 40 int mFd; 41 off64_t mBase; 42 int64_t mLength; 43 DataSourceBase *mDataSource; 44 EAS_FILE mEasFile; 45 }; 46 47 48 } // namespace android 49 50 #endif // MIDI_IO_WRAPPER_H_ 51
