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/*
This file is part of Ciso.
Ciso 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.
Ciso 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 Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Copyright 2005 BOOSTER
*/
#ifndef __CISO_H__
#define __CISO_H__
/*
complessed ISO(9660) header format
*/
typedef struct ciso_header
{
unsigned char magic[4]; /* +00 : 'C','I','S','O' */
unsigned long header_size; /* +04 : header size (==0x18) */
unsigned long long total_bytes; /* +08 : number of original data size */
unsigned long block_size; /* +10 : number of compressed block size */
unsigned char ver; /* +14 : version 01 */
unsigned char align; /* +15 : align of index value */
unsigned char rsv_06[2]; /* +16 : reserved */
#if 0
// INDEX BLOCK
unsigned int index[0]; /* +18 : block[0] index */
unsigned int index[1]; /* +1C : block[1] index */
:
:
unsigned int index[last]; /* +?? : block[last] */
unsigned int index[last+1]; /* +?? : end of last data point */
// DATA BLOCK
unsigned char data[]; /* +?? : compressed or plain sector data */
#endif
}CISO_H;
/*
note:
file_pos_sector[n] = (index[n]&0x7fffffff) << CISO_H.align
file_size_sector[n] = ( (index[n+1]&0x7fffffff) << CISO_H.align) - file_pos_sector[n]
if(index[n]&0x80000000)
// read 0x800 without compress
else
// read file_size_sector[n] bytes and decompress data
*/
#endif
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