niotso/Libraries/FileHandler/iff/iff.h
rothn 02dff475c8 Added BHAV support to FileHandler and iff2html
Split "chunk.c" functionality into bhav.h, bhav.c, stbl.h, stbl.c
2012-04-02 20:07:46 -05:00

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3.6 KiB
C

/*
iff.h - Copyright (c) 2012 Fatbag <X-Fi6@phppoll.org>
Permission to use, copy, modify, and/or distribute this software for any
purpose with or without fee is hereby granted, provided that the above
copyright notice and this permission notice appear in all copies.
THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include "stbl.h"
#include "bhav.h"
#ifndef read_uint32be
#define read_int32be(x) (signed)(((x)[0]<<(8*3)) | ((x)[1]<<(8*2)) | ((x)[2]<<(8*1)) | ((x)[3]<<(8*0)))
#define read_int24be(x) (signed)(((x)[0]<<(8*2)) | ((x)[1]<<(8*1)) | ((x)[2]<<(8*0)))
#define read_int16be(x) (signed)(((x)[0]<<(8*1)) | ((x)[1]<<(8*0)))
#define read_int8be(x) (signed)(((x)[0]<<(8*0)))
#define read_int32le(x) (signed)(((x)[0]<<(8*0)) | ((x)[1]<<(8*1)) | ((x)[2]<<(8*2)) | ((x)[3]<<(8*3)))
#define read_int24le(x) (signed)(((x)[0]<<(8*0)) | ((x)[1]<<(8*1)) | ((x)[2]<<(8*2)))
#define read_int16le(x) (signed)(((x)[0]<<(8*0)) | ((x)[1]<<(8*1)))
#define read_int8le(x) (signed)(((x)[0]<<(8*0)))
#define read_uint32be(x) (unsigned)(((x)[0]<<(8*3)) | ((x)[1]<<(8*2)) | ((x)[2]<<(8*1)) | ((x)[3]<<(8*0)))
#define read_uint24be(x) (unsigned)(((x)[0]<<(8*2)) | ((x)[1]<<(8*1)) | ((x)[2]<<(8*0)))
#define read_uint16be(x) (unsigned)(((x)[0]<<(8*1)) | ((x)[1]<<(8*0)))
#define read_uint8be(x) (unsigned)(((x)[0]<<(8*0)))
#define read_uint32le(x) (unsigned)(((x)[0]<<(8*0)) | ((x)[1]<<(8*1)) | ((x)[2]<<(8*2)) | ((x)[3]<<(8*3)))
#define read_uint24le(x) (unsigned)(((x)[0]<<(8*0)) | ((x)[1]<<(8*1)) | ((x)[2]<<(8*2)))
#define read_uint16le(x) (unsigned)(((x)[0]<<(8*0)) | ((x)[1]<<(8*1)))
#define read_uint8le(x) (unsigned)(((x)[0]<<(8*0)))
#endif
/*
** IFF file headers
*/
typedef struct IFFChunk_struct
{
char Type[5];
uint32_t Size;
uint16_t ChunkID;
uint16_t Flags;
char Label[65];
uint8_t * Data;
void * FormattedData;
} IFFChunk;
typedef struct IFFChunkNode_struct
{
IFFChunk Chunk;
struct IFFChunkNode_struct * PrevChunk;
struct IFFChunkNode_struct * NextChunk;
} IFFChunkNode;
typedef struct IFFFile_struct
{
uint8_t Header[64];
uint32_t ChunkCount;
IFFChunkNode * FirstChunk;
IFFChunkNode * LastChunk;
IFFChunkNode * ResourceMap;
} IFFFile;
static const uint8_t Header_IFF[] = "IFF FILE 2.5:TYPE FOLLOWED BY SIZE\0 JAMIE DOORNBOS & MAXIS 1";
/*
** IFF chunk structs
*/
#ifdef __cplusplus
extern "C" {
#endif
/*
** IFF file functions
*/
IFFFile * iff_create();
int iff_read_header(IFFFile * IFFFileInfo, const uint8_t * Buffer, unsigned FileSize);
IFFChunkNode * iff_add_chunk(IFFFile * IFFFileInfo, int Position);
int iff_read_chunk(IFFChunk * ChunkInfo, const uint8_t * Buffer, unsigned MaxChunkSize);
int iff_enumerate_chunks(IFFFile * IFFFileInfo, const uint8_t * Buffer, unsigned BufferSize);
void iff_delete_chunk(IFFFile * IFFFileInfo, int Position);
void iff_delete(IFFFile * IFFFileInfo);
/*
** IFF chunk functions
*/
int iff_parse_rsmp(IFFChunk * ChunkInfo, const uint8_t * Buffer, unsigned IFFSize);
int iff_parse_chunk(IFFChunk * ChunkInfo, const uint8_t * Buffer);
int iff_parse_str(IFFChunk * ChunkInfo, const uint8_t * Buffer);
int iff_parse_bhav(IFFChunk * ChunkInfo, const uint8_t * Buffer);
#ifdef __cplusplus
}
#endif