gemrb/core/Compressor.h

   1 /* GemRB - Infinity Engine Emulator
   2  * Copyright (C) 2003 The GemRB Project
   3  *
   4  * This program is free software; you can redistribute it and/or
   5  * modify it under the terms of the GNU General Public License
   6  * as published by the Free Software Foundation; either version 2
   7  * of the License, or (at your option) any later version.
   8
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program; if not, write to the Free Software
  16  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  17  *
  18  *
  19  */
  20
  21 #ifndef COMPRESSOR_H
  22 #define COMPRESSOR_H
  23
  24 #include "DataStream.h"
  25 #include "Plugin.h"
  26
  27 #include <cstdio>
  28
  29 class GEM_EXPORT Compressor : public Plugin {
  30 public:
  31         Compressor(void);
  32         virtual ~Compressor(void);
  33         /** Initialization Function. Returns FALSE if there was an error during initialization, else returns TRUE. */
  34         virtual int Init(void);
  35         /** decompresses a datastream (memory or file) to a FILE * stream */
  36         virtual int Decompress(FILE* dest, DataStream* source, unsigned int size_guess = 0) const = 0;
  37         /** compresses a datastream (memory or file) to another DataStream */
  38         virtual int Compress(DataStream *dest, DataStream* source) const = 0;
  39 };
  40
  41 #endif