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/*
* extract.h -- header for the extraction functions used by mpq-tools.
*
* Copyright (c) 2003-2008 Maik Broemme <mbroemme@plusserver.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#ifndef _EXTRACT_H
#define _EXTRACT_H
/* define compression types for multilpe compressions. */
#define LIBMPQ_COMPRESSION_HUFFMAN 0x01 /* huffman compression. (used on wave files only and introduced in starcraft) */
#define LIBMPQ_COMPRESSION_ZLIB 0x02 /* zlib compression. (introduced in warcraft 3) */
#define LIBMPQ_COMPRESSION_PKZIP 0x08 /* pkware dcl compression. (first used compression algorithm) */
#define LIBMPQ_COMPRESSION_BZIP2 0x10 /* bzip compression. (introduced in warcraft 3 - the frozen throne) */
#define LIBMPQ_COMPRESSION_WAVE_MONO 0x40 /* adpcm 4:1 compression. (introduced in starcraft) */
#define LIBMPQ_COMPRESSION_WAVE_STEREO 0x80 /* adpcm 4:1 compression. (introduced in starcraft) */
/*
* table for decompression functions, return value for all functions
* is the transferred data size or one of the following error constants:
*
* LIBMPQ_ERROR_MALLOC
* LIBMPQ_ERROR_DECOMPRESS
*/
typedef int32_t (*DECOMPRESS)(uint8_t *, uint32_t, uint8_t *, uint32_t);
typedef struct {
uint32_t mask; /* decompression bit. */
DECOMPRESS decompress; /* decompression function. */
} decompress_table_s;
/*
* huffman decompression routine, the in_size parameter is not used,
* but needs to be specified due to compatibility reasons.
*
* 1500F5F0
*/
extern int32_t libmpq__decompress_huffman(
uint8_t *in_buf,
uint32_t in_size,
uint8_t *out_buf,
uint32_t out_size
);
/* decompression using zlib. */
extern int32_t libmpq__decompress_zlib(
uint8_t *in_buf,
uint32_t in_size,
uint8_t *out_buf,
uint32_t out_size
);
/* decompression using pkzip. */
extern int32_t libmpq__decompress_pkzip(
uint8_t *in_buf,
uint32_t in_size,
uint8_t *out_buf,
uint32_t out_size
);
/* decompression using bzip2. */
extern int32_t libmpq__decompress_bzip2(
uint8_t *in_buf,
uint32_t in_size,
uint8_t *out_buf,
uint32_t out_size
);
/* decompression using wave. (1 channel) */
extern int32_t libmpq__decompress_wave_mono(
uint8_t *in_buf,
uint32_t in_size,
uint8_t *out_buf,
uint32_t out_size
);
/* decompression using wave. (2 channels) */
extern int32_t libmpq__decompress_wave_stereo(
uint8_t *in_buf,
uint32_t in_size,
uint8_t *out_buf,
uint32_t out_size
);
/* decompression using multiple of the above algorithm. */
extern int32_t libmpq__decompress_multi(
uint8_t *in_buf,
uint32_t in_size,
uint8_t *out_buf,
uint32_t out_size
);
#endif /* _EXTRACT_H */
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