session-android/jni/webrtc/system_wrappers/source/file_impl.h

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/*
* Copyright (c) 2011 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#ifndef WEBRTC_SYSTEM_WRAPPERS_SOURCE_FILE_IMPL_H_
#define WEBRTC_SYSTEM_WRAPPERS_SOURCE_FILE_IMPL_H_
#include <stdio.h>
#include "webrtc/system_wrappers/interface/file_wrapper.h"
#include "webrtc/system_wrappers/interface/scoped_ptr.h"
namespace webrtc {
class RWLockWrapper;
class FileWrapperImpl : public FileWrapper {
public:
FileWrapperImpl();
virtual ~FileWrapperImpl();
virtual int FileName(char* file_name_utf8,
size_t size) const OVERRIDE;
virtual bool Open() const OVERRIDE;
virtual int OpenFile(const char* file_name_utf8,
bool read_only,
bool loop = false,
bool text = false) OVERRIDE;
virtual int OpenFromFileHandle(FILE* handle,
bool manage_file,
bool read_only,
bool loop = false) OVERRIDE;
virtual int CloseFile() OVERRIDE;
virtual int SetMaxFileSize(size_t bytes) OVERRIDE;
virtual int Flush() OVERRIDE;
virtual int Read(void* buf, int length) OVERRIDE;
virtual bool Write(const void* buf, int length) OVERRIDE;
virtual int WriteText(const char* format, ...) OVERRIDE;
virtual int Rewind() OVERRIDE;
private:
int CloseFileImpl();
int FlushImpl();
scoped_ptr<RWLockWrapper> rw_lock_;
FILE* id_;
bool managed_file_handle_;
bool open_;
bool looping_;
bool read_only_;
size_t max_size_in_bytes_; // -1 indicates file size limitation is off
size_t size_in_bytes_;
char file_name_utf8_[kMaxFileNameSize];
};
} // namespace webrtc
#endif // WEBRTC_SYSTEM_WRAPPERS_SOURCE_FILE_IMPL_H_