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| 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 1 // Copyright (c) 2010 The Chromium Authors. All rights reserved. | 
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be | 
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. | 
| 4 | 4 | 
| 5 #ifndef REMOTING_BASE_COMPRESSOR_ZLIB_H_ | 5 #ifndef REMOTING_BASE_COMPRESSOR_ZLIB_H_ | 
| 6 #define REMOTING_BASE_COMPRESSOR_ZLIB_H_ | 6 #define REMOTING_BASE_COMPRESSOR_ZLIB_H_ | 
| 7 | 7 | 
| 8 #include "base/scoped_ptr.h" | 8 #include "base/scoped_ptr.h" | 
| 9 #include "remoting/base/compressor.h" | 9 #include "remoting/base/compressor.h" | 
| 10 | 10 | 
| 11 typedef struct z_stream_s z_stream; | 11 typedef struct z_stream_s z_stream; | 
| 12 | 12 | 
| 13 namespace remoting { | 13 namespace remoting { | 
| 14 | 14 | 
| 15 // A lossless compressor using zlib. | 15 // A lossless compressor using zlib. | 
| 16 class CompressorZlib : public Compressor { | 16 class CompressorZlib : public Compressor { | 
| 17  public: | 17  public: | 
| 18   CompressorZlib(); | 18   CompressorZlib(); | 
| 19   virtual ~CompressorZlib(); | 19   virtual ~CompressorZlib(); | 
| 20 | 20 | 
| 21   // Compressor implementations. | 21   // Compressor implementations. | 
| 22   virtual void Write(const uint8* input_data, int input_size, | 22   virtual bool Process(const uint8* input_data, int input_size, | 
| 23                      uint8* output_data, int output_size, | 23                        uint8* output_data, int output_size, | 
| 24                      int* consumed, int* written); | 24                        int* consumed, int* written); | 
| 25   virtual bool Flush(uint8* output_data, int output_size, int* written); |  | 
| 26 | 25 | 
| 27  private: | 26  private: | 
| 28   scoped_ptr<z_stream> stream_; | 27   scoped_ptr<z_stream> stream_; | 
| 29 }; | 28 }; | 
| 30 | 29 | 
| 31 }  // namespace remoting | 30 }  // namespace remoting | 
| 32 | 31 | 
| 33 #endif  // REMOTING_BASE_COMPRESSOR_ZLIB_H_ | 32 #endif  // REMOTING_BASE_COMPRESSOR_ZLIB_H_ | 
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