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|
/*
* huffman.c -- functions do decompress files in MPQ files which
* uses a modified huffman version.
*
* Copyright (C) 2003 Maik Broemme <mbroemme@plusserver.de>
*
* Differences between C++ and C version:
*
* - Removed the object oriented stuff.
* - Replaced the goto things with some better C code.
*
* This source was adepted from the C++ version of huffman.cpp included
* in stormlib. The C++ version belongs to the following authors,
*
* Ladislav Zezula <ladik.zezula.net>
* ShadowFlare <BlakFlare@hotmail.com>
*
* 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.
*/
#include <stdlib.h>
#include <string.h>
#include "mpq.h"
#include "huffman.h"
unsigned char table1502A630[] = {
/* Data for compression type 0x00 */
0x0A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02,
0x00, 0x00,
/* Data for compression type 0x01 */
0x54, 0x16, 0x16, 0x0D, 0x0C, 0x08, 0x06, 0x05, 0x06, 0x05, 0x06, 0x03, 0x04, 0x04, 0x03, 0x05,
0x0E, 0x0B, 0x14, 0x13, 0x13, 0x09, 0x0B, 0x06, 0x05, 0x04, 0x03, 0x02, 0x03, 0x02, 0x02, 0x02,
0x0D, 0x07, 0x09, 0x06, 0x06, 0x04, 0x03, 0x02, 0x04, 0x03, 0x03, 0x03, 0x03, 0x03, 0x02, 0x02,
0x09, 0x06, 0x04, 0x04, 0x04, 0x04, 0x03, 0x02, 0x03, 0x02, 0x02, 0x02, 0x02, 0x03, 0x02, 0x04,
0x08, 0x03, 0x04, 0x07, 0x09, 0x05, 0x03, 0x03, 0x03, 0x03, 0x02, 0x02, 0x02, 0x03, 0x02, 0x02,
0x03, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x02, 0x01, 0x01, 0x01, 0x02, 0x01, 0x02, 0x02,
0x06, 0x0A, 0x08, 0x08, 0x06, 0x07, 0x04, 0x03, 0x04, 0x04, 0x02, 0x02, 0x04, 0x02, 0x03, 0x03,
0x04, 0x03, 0x07, 0x07, 0x09, 0x06, 0x04, 0x03, 0x03, 0x02, 0x01, 0x02, 0x02, 0x02, 0x02, 0x02,
0x0A, 0x02, 0x02, 0x03, 0x02, 0x02, 0x01, 0x01, 0x02, 0x02, 0x02, 0x06, 0x03, 0x05, 0x02, 0x03,
0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x03, 0x01, 0x01, 0x01,
0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x04, 0x04, 0x04, 0x07, 0x09, 0x08, 0x0C, 0x02,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x03,
0x04, 0x01, 0x02, 0x04, 0x05, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01,
0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x01, 0x01, 0x02, 0x02, 0x02, 0x06, 0x4B,
0x00, 0x00,
/* Data for compression type 0x02 */
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x27, 0x00, 0x00, 0x23, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xFF, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x02, 0x01, 0x01, 0x06, 0x0E, 0x10, 0x04,
0x06, 0x08, 0x05, 0x04, 0x04, 0x03, 0x03, 0x02, 0x02, 0x03, 0x03, 0x01, 0x01, 0x02, 0x01, 0x01,
0x01, 0x04, 0x02, 0x04, 0x02, 0x02, 0x02, 0x01, 0x01, 0x04, 0x01, 0x01, 0x02, 0x03, 0x03, 0x02,
0x03, 0x01, 0x03, 0x06, 0x04, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x02, 0x01, 0x01,
0x01, 0x29, 0x07, 0x16, 0x12, 0x40, 0x0A, 0x0A, 0x11, 0x25, 0x01, 0x03, 0x17, 0x10, 0x26, 0x2A,
0x10, 0x01, 0x23, 0x23, 0x2F, 0x10, 0x06, 0x07, 0x02, 0x09, 0x01, 0x01, 0x01, 0x01, 0x01, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
/* Data for compression type 0x03 */
0xFF, 0x0B, 0x07, 0x05, 0x0B, 0x02, 0x02, 0x02, 0x06, 0x02, 0x02, 0x01, 0x04, 0x02, 0x01, 0x03,
0x09, 0x01, 0x01, 0x01, 0x03, 0x04, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01,
0x05, 0x01, 0x01, 0x01, 0x0D, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x02, 0x01, 0x01, 0x03, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01,
0x0A, 0x04, 0x02, 0x01, 0x06, 0x03, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x03, 0x01, 0x01, 0x01,
0x05, 0x02, 0x03, 0x04, 0x03, 0x03, 0x03, 0x02, 0x01, 0x01, 0x01, 0x02, 0x01, 0x02, 0x03, 0x03,
0x01, 0x03, 0x01, 0x01, 0x02, 0x05, 0x01, 0x01, 0x04, 0x03, 0x05, 0x01, 0x03, 0x01, 0x03, 0x03,
0x02, 0x01, 0x04, 0x03, 0x0A, 0x06, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x02, 0x02, 0x01, 0x0A, 0x02, 0x05, 0x01, 0x01, 0x02, 0x07, 0x02, 0x17, 0x01, 0x05, 0x01, 0x01,
0x0E, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x06, 0x02, 0x01, 0x04, 0x05, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x07, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01,
0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x02, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x11,
0x00, 0x00,
/* Data for compression type 0x04 */
0xFF, 0xFB, 0x98, 0x9A, 0x84, 0x85, 0x63, 0x64, 0x3E, 0x3E, 0x22, 0x22, 0x13, 0x13, 0x18, 0x17,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
/* Data for compression type 0x05 */
0xFF, 0xF1, 0x9D, 0x9E, 0x9A, 0x9B, 0x9A, 0x97, 0x93, 0x93, 0x8C, 0x8E, 0x86, 0x88, 0x80, 0x82,
0x7C, 0x7C, 0x72, 0x73, 0x69, 0x6B, 0x5F, 0x60, 0x55, 0x56, 0x4A, 0x4B, 0x40, 0x41, 0x37, 0x37,
0x2F, 0x2F, 0x27, 0x27, 0x21, 0x21, 0x1B, 0x1C, 0x17, 0x17, 0x13, 0x13, 0x10, 0x10, 0x0D, 0x0D,
0x0B, 0x0B, 0x09, 0x09, 0x08, 0x08, 0x07, 0x07, 0x06, 0x05, 0x05, 0x04, 0x04, 0x04, 0x19, 0x18,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
/* Data for compression type 0x06 */
0xC3, 0xCB, 0xF5, 0x41, 0xFF, 0x7B, 0xF7, 0x21, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xBF, 0xCC, 0xF2, 0x40, 0xFD, 0x7C, 0xF7, 0x22, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x7A, 0x46, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
/* Data for compression type 0x07 */
0xC3, 0xD9, 0xEF, 0x3D, 0xF9, 0x7C, 0xE9, 0x1E, 0xFD, 0xAB, 0xF1, 0x2C, 0xFC, 0x5B, 0xFE, 0x17,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xBD, 0xD9, 0xEC, 0x3D, 0xF5, 0x7D, 0xE8, 0x1D, 0xFB, 0xAE, 0xF0, 0x2C, 0xFB, 0x5C, 0xFF, 0x18,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x70, 0x6C, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00,
/* Data for compression type 0x08 */
0xBA, 0xC5, 0xDA, 0x33, 0xE3, 0x6D, 0xD8, 0x18, 0xE5, 0x94, 0xDA, 0x23, 0xDF, 0x4A, 0xD1, 0x10,
0xEE, 0xAF, 0xE4, 0x2C, 0xEA, 0x5A, 0xDE, 0x15, 0xF4, 0x87, 0xE9, 0x21, 0xF6, 0x43, 0xFC, 0x12,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0xB0, 0xC7, 0xD8, 0x33, 0xE3, 0x6B, 0xD6, 0x18, 0xE7, 0x95, 0xD8, 0x23, 0xDB, 0x49, 0xD0, 0x11,
0xE9, 0xB2, 0xE2, 0x2B, 0xE8, 0x5C, 0xDD, 0x15, 0xF1, 0x87, 0xE7, 0x20, 0xF7, 0x44, 0xFF, 0x13,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x5F, 0x9E, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
0x00, 0x00
};
/* Gets previous Huffman tree item (?) */
struct huffman_tree_item *libmpq_huff_get_prev_item(struct huffman_tree_item *hi, long value) {
if (PTR_INT(hi->prev) < 0) {
return PTR_NOT(hi->prev);
}
if (value < 0) {
value = hi - hi->next->prev;
}
return hi->prev + value;
}
/* 1500BC90 */
static void libmpq_huff_remove_item(struct huffman_tree_item *hi) {
struct huffman_tree_item *temp; /* EDX */
if (hi->next != NULL) {
temp = hi->prev;
if (PTR_INT(temp) <= 0) {
temp = PTR_NOT(temp);
} else {
temp += (hi - hi->next->prev);
}
temp->next = hi->next;
hi->next->prev = hi->prev;
hi->next = hi->prev = NULL;
}
}
static void libmpq_huff_insert_item(struct huffman_tree_item **p_item, struct huffman_tree_item *item, unsigned long where, struct huffman_tree_item *item2) {
struct huffman_tree_item *next = item->next; /* EDI - next to the first item */
struct huffman_tree_item *prev = item->prev; /* ESI - prev to the first item */
struct huffman_tree_item *prev2; /* Pointer to previous item */
long next2; /* Pointer to the next item */
/* The same code like in mpq_huff_remove_item(); */
if (next != 0) { /* If the first item already has next one */
if (PTR_INT(prev) < 0) {
prev = PTR_NOT(prev);
} else {
prev += (item - next->prev);
}
/*
* 150083C1
* Remove the item from the tree
*/
prev->next = next;
next->prev = prev;
/* Invalidate 'prev' and 'next' pointer */
item->next = 0;
item->prev = 0;
}
if (item2 == NULL) { /* EDX - If the second item is not entered, */
item2 = PTR_PTR(&p_item[1]); /* take the first tree item */
}
switch (where) {
case SWITCH_ITEMS: /* Switch the two items */
item->next = item2->next; /* item2->next (Pointer to pointer to first) */
item->prev = item2->next->prev;
item2->next->prev = item;
item2->next = item; /* Set the first item */
return;
case INSERT_ITEM: /* Insert as the last item */
item->next = item2; /* Set next item (or pointer to pointer to first item) */
item->prev = item2->prev; /* Set prev item (or last item in the tree) */
next2 = PTR_INT(p_item[0]); /* Usually NULL */
prev2 = item2->prev; /* Prev item to the second (or last tree item) */
if (PTR_INT(prev2) < 0) {
prev2 = PTR_NOT(prev);
prev2->next = item;
item2->prev = item; /* Next after last item */
return;
}
if (next2 < 0) {
next2 = item2 - item2->next->prev;
}
prev2 += next2;
prev2->next = item;
item2->prev = item; /* Set the next/last item */
return;
default:
return;
}
}
/* Builds Huffman tree. Called with the first 8 bits loaded from input stream. */
static void libmpq_huff_build_tree(struct huffman_tree *ht, unsigned int cmp_type) {
unsigned long max_byte; /* [ESP+10] - The greatest character found in table */
unsigned char *byte_array; /* [ESP+1C] - Pointer to unsigned char in table1502A630 */
unsigned long i; /* egcs in linux doesn't like multiple for loops without an explicit i */
unsigned int found; /* Thats needed to replace the goto stuff from original source :) */
struct huffman_tree_item **p_item; /* [ESP+14] - Pointer to Huffman tree item pointer array */
struct huffman_tree_item *child1;
/* Loop while pointer has a negative value. */
while (PTR_INT(ht->last) > 0) { /* ESI - Last entry */
struct huffman_tree_item *temp; /* EAX */
if (ht->last->next != NULL) { /* ESI->next */
libmpq_huff_remove_item(ht->last);
}
ht->item3058 = PTR_PTR(&ht->item3054);/* [EDI+4] */
ht->last->prev = ht->item3058; /* EAX */
temp = libmpq_huff_get_prev_item(PTR_PTR(&ht->item3054), PTR_INT(&ht->item3050));
temp->next = ht->last;
ht->item3054 = ht->last;
}
/* Clear all pointers in huffman tree item array. */
memset(ht->items306C, 0, sizeof(ht->items306C));
max_byte = 0; /* Greatest character found init to zero. */
p_item = (struct huffman_tree_item **)&ht->items306C; /* Pointer to current entry in huffman tree item pointer array */
/* Ensure we have low 8 bits only */
cmp_type &= 0xFF;
byte_array = table1502A630 + cmp_type * 258; /* EDI also */
for (i = 0; i < 0x100; i++, p_item++) {
struct huffman_tree_item *item = ht->item3058; /* Item to be created */
struct huffman_tree_item *p_item3 = ht->item3058;
unsigned char one_byte = byte_array[i];
/* Skip all the bytes which are zero. */
if (byte_array[i] == 0) {
continue;
}
/* If not valid pointer, take the first available item in the array. */
if (PTR_INT(item) <= 0) {
item = &ht->items0008[ht->items++];
}
/* Insert this item as the top of the tree. */
libmpq_huff_insert_item(&ht->item305C, item, SWITCH_ITEMS, NULL);
item->parent = NULL; /* Invalidate child and parent */
item->child = NULL;
*p_item = item; /* Store pointer into pointer array */
item->dcmp_byte = i; /* Store counter */
item->byte_value = one_byte; /* Store byte value */
if (one_byte >= max_byte) {
max_byte = one_byte;
continue;
}
/* Find the first item which has byte value greater than current one byte */
found = 0;
if (PTR_INT((p_item3 = ht->last)) > 0) {/* EDI - Pointer to the last item */
/* 15006AF7 */
if (p_item3 != NULL) {
do { /* 15006AFB */
if (p_item3->byte_value >= one_byte) {
found = 1;
break;
}
p_item3 = p_item3->prev;
} while (PTR_INT(p_item3) > 0);
}
}
if (found == 0) {
p_item3 = NULL;
}
/* 15006B09 */
if (item->next != NULL) {
libmpq_huff_remove_item(item);
}
/* 15006B15 */
if (p_item3 == NULL) {
p_item3 = PTR_PTR(&ht->first);
}
/* 15006B1F */
item->next = p_item3->next;
item->prev = p_item3->next->prev;
p_item3->next->prev = item;
p_item3->next = item;
}
/* 15006B4A */
for (; i < 0x102; i++) {
struct huffman_tree_item **p_item2 = &ht->items306C[i]; /* EDI */
/* 15006B59 */
struct huffman_tree_item *item2 = ht->item3058; /* ESI */
if (PTR_INT(item2) <= 0) {
item2 = &ht->items0008[ht->items++];
}
libmpq_huff_insert_item(&ht->item305C, item2, INSERT_ITEM, NULL);
/* 15006B89 */
item2->dcmp_byte = i;
item2->byte_value = 1;
item2->parent = NULL;
item2->child = NULL;
*p_item2++ = item2;
}
/* 15006BAA */
if (PTR_INT((child1 = ht->last)) > 0) { /* EDI - last item (first child to item */
struct huffman_tree_item *child2; /* EBP */
struct huffman_tree_item *item; /* ESI */
/* 15006BB8 */
while (PTR_INT((child2 = child1->prev)) > 0) {
if (PTR_INT((item = ht->item3058)) <= 0) {
item = &ht->items0008[ht->items++];
}
/* 15006BE3 */
libmpq_huff_insert_item(&ht->item305C, item, SWITCH_ITEMS, NULL);
/* 15006BF3 */
item->parent = NULL;
item->child = NULL;
/*
* EDX = child2->byte_value + child1->byte_value;
* EAX = child1->byte_value;
* ECX = max_byte; The greatest character (0xFF usually)
*/
item->byte_value = child1->byte_value + child2->byte_value; /* 0x02 */
item->child = child1; /* Prev item in the */
child1->parent = item;
child2->parent = item;
/* EAX = item->byte_value; */
if (item->byte_value >= max_byte) {
max_byte = item->byte_value;
} else {
struct huffman_tree_item *p_item2 = child2->prev; /* EDI */
found = 0;
if (PTR_INT(p_item2) > 0) {
/* 15006C2D */
do {
if (p_item2->byte_value >= item->byte_value) {
found = 1;
break;
}
p_item2 = p_item2->prev;
} while (PTR_INT(p_item2) > 0);
}
if (found == 0) {
p_item2 = NULL;
}
if (item->next != 0) {
struct huffman_tree_item *temp4 = libmpq_huff_get_prev_item(item, -1);
temp4->next = item->next; /* The first item changed */
item->next->prev = item->prev; /* First->prev changed to negative value */
item->next = NULL;
item->prev = NULL;
}
/* 15006C62 */
if (p_item2 == NULL) {
p_item2 = PTR_PTR(&ht->first);
}
item->next = p_item2->next; /* Set item with 0x100 byte value */
item->prev = p_item2->next->prev; /* Set item with 0x17 byte value */
p_item2->next->prev = item; /* Changed prev of item with */
p_item2->next = item;
}
/* 15006C7B */
if (PTR_INT((child1 = child2->prev)) <= 0) {
break;
}
}
}
/* 15006C88 */
ht->offs0004 = 1;
}
/* Gets the whole byte from the input stream. */
static unsigned long libmpq_huff_get_8bits(struct huffman_input_stream *is) {
unsigned long one_byte;
if (is->bits <= 8) {
is->bit_buf |= *(unsigned short *)is->in_buf << is->bits;
is->in_buf += sizeof(unsigned short);
is->bits += 16;
}
one_byte = (is->bit_buf & 0xFF);
is->bit_buf >>= 8;
is->bits -= 8;
return one_byte;
}
/* Gets 7 bits from the stream. */
static unsigned long libmpq_huff_get_7bits(struct huffman_input_stream *is) {
if (is->bits <= 7) {
is->bit_buf |= *(unsigned short *)is->in_buf << is->bits;
is->in_buf += sizeof(unsigned short);
is->bits += 16;
}
/* Get 7 bits from input stream. */
return (is->bit_buf & 0x7F);
}
/* Gets one bit from input stream. */
unsigned long libmpq_huff_get_bit(struct huffman_input_stream *is) {
unsigned long bit = (is->bit_buf & 1);
is->bit_buf >>= 1;
if (--is->bits == 0) {
is->bit_buf = *(unsigned long *)is->in_buf;
is->in_buf += sizeof(unsigned long);
is->bits = 32;
}
return bit;
}
static struct huffman_tree_item *libmpq_huff_call1500E740(struct huffman_tree *ht, unsigned int value) {
struct huffman_tree_item *p_item1 = ht->item3058; /* EDX */
struct huffman_tree_item *p_item2; /* EAX */
struct huffman_tree_item *p_next;
struct huffman_tree_item *p_prev;
struct huffman_tree_item **pp_item;
if (PTR_INT(p_item1) <= 0 || (p_item2 = p_item1) == NULL) {
if((p_item2 = &ht->items0008[ht->items++]) != NULL) {
p_item1 = p_item2;
} else {
p_item1 = ht->first;
}
} else {
p_item1 = p_item2;
}
p_next = p_item1->next;
if (p_next != NULL) {
p_prev = p_item1->prev;
if (PTR_INT(p_prev) <= 0) {
p_prev = PTR_NOT(p_prev);
} else {
p_prev += (p_item1 - p_item1->next->prev);
}
p_prev->next = p_next;
p_next->prev = p_prev;
p_item1->next = NULL;
p_item1->prev = NULL;
}
pp_item = &ht->first; /* ESI */
if (value > 1) {
/* ECX = ht->first->next; */
p_item1->next = *pp_item;
p_item1->prev = (*pp_item)->prev;
(*pp_item)->prev = p_item2;
*pp_item = p_item1;
p_item2->parent = NULL;
p_item2->child = NULL;
} else {
p_item1->next = (struct huffman_tree_item *)pp_item;
p_item1->prev = pp_item[1];
/* EDI = ht->item305C; */
p_prev = pp_item[1]; /* ECX */
if (p_prev <= 0) {
p_prev = PTR_NOT(p_prev);
p_prev->next = p_item1;
p_prev->prev = p_item2;
p_item2->parent = NULL;
p_item2->child = NULL;
} else {
if (PTR_INT(ht->item305C) < 0) {
p_prev += (struct huffman_tree_item *)pp_item - (*pp_item)->prev;
} else {
p_prev += PTR_INT(ht->item305C);
}
p_prev->next = p_item1;
pp_item[1] = p_item2;
p_item2->parent = NULL;
p_item2->child = NULL;
}
}
return p_item2;
}
static void libmpq_huff_call1500E820(struct huffman_tree *ht, struct huffman_tree_item *p_item) {
struct huffman_tree_item *p_item1; /* EDI */
struct huffman_tree_item *p_item2 = NULL; /* EAX */
struct huffman_tree_item *p_item3; /* EDX */
struct huffman_tree_item *p_prev; /* EBX */
for (; p_item != NULL; p_item = p_item->parent) {
p_item->byte_value++;
for (p_item1 = p_item; ; p_item1 = p_prev) {
p_prev = p_item1->prev;
if (PTR_INT(p_prev) <= 0) {
p_prev = NULL;
break;
}
if (p_prev->byte_value >= p_item->byte_value) {
break;
}
}
if (p_item1 == p_item) {
continue;
}
if (p_item1->next != NULL) {
p_item2 = libmpq_huff_get_prev_item(p_item1, -1);
p_item2->next = p_item1->next;
p_item1->next->prev = p_item1->prev;
p_item1->next = NULL;
p_item1->prev = NULL;
}
p_item2 = p_item->next;
p_item1->next = p_item2;
p_item1->prev = p_item2->prev;
p_item2->prev = p_item1;
p_item->next = p_item1;
if ((p_item2 = p_item1) != NULL) {
p_item2 = libmpq_huff_get_prev_item(p_item, -1);
p_item2->next = p_item->next;
p_item->next->prev = p_item->prev;
p_item->next = NULL;
p_item->prev = NULL;
}
if (p_prev == NULL) {
p_prev = PTR_PTR(&ht->first);
}
p_item2 = p_prev->next;
p_item->next = p_item2;
p_item->prev = p_item2->prev;
p_item2->prev = p_item;
p_prev->next = p_item;
p_item3 = p_item1->parent->child;
p_item2 = p_item->parent;
if (p_item2->child == p_item) {
p_item2->child = p_item1;
}
if (p_item3 == p_item1) {
p_item1->parent->child = p_item;
}
p_item2 = p_item->parent;
p_item->parent = p_item1->parent;
p_item1->parent = p_item2;
ht->offs0004++;
}
}
int libmpq_huff_do_decompress(struct huffman_tree *ht, struct huffman_input_stream *is, unsigned char *out_buf, unsigned int out_length) {
unsigned int n8bits; /* 8 bits loaded from input stream */
unsigned int n7bits; /* 7 bits loaded from input stream */
unsigned int found; /* Thats needed to replace the goto stuff from original source :) */
unsigned int dcmp_byte = 0;
unsigned long bit_count;
struct huffman_decompress *qd;
unsigned int has_qd; /* Can we use quick decompression? */
struct huffman_tree_item *p_item1;
struct huffman_tree_item *p_item2;
unsigned char *out_pos = out_buf;
/* Test the output length. Must not be non zero. */
if (out_length == 0) {
return 0;
}
/* Get the compression type from the input stream. */
n8bits = libmpq_huff_get_8bits(is);
/* Build the Huffman tree */
libmpq_huff_build_tree(ht, n8bits);
ht->cmp0 = (n8bits == 0) ? TRUE : FALSE;
for(;;) {
n7bits = libmpq_huff_get_7bits(is); /* Get 7 bits from input stream */
/*
* Try to use quick decompression. Check huffman_decompress array for corresponding item.
* If found, use the result byte instead.
*/
qd = &ht->qd3474[n7bits];
/* If there is a quick-pass possible (ebx) */
has_qd = (qd->offs00 >= ht->offs0004) ? TRUE : FALSE;
/* If we can use quick decompress, use it. */
if (has_qd) {
found = 0;
if (qd->bits > 7) {
is->bit_buf >>= 7;
is->bits -= 7;
p_item1 = qd->p_item;
found = 1;
}
if (found == 0) {
is->bit_buf >>= qd->bits;
is->bits -= qd->bits;
dcmp_byte = qd->dcmp_byte;
}
} else {
found = 1;
p_item1 = ht->first->next->prev;
if (PTR_INT(p_item1) <= 0) {
p_item1 = NULL;
}
}
if (found == 1) {
bit_count = 0;
p_item2 = NULL;
do {
p_item1 = p_item1->child; /* Move down by one level */
if (libmpq_huff_get_bit(is)) { /* If current bit is set, move to previous */
p_item1 = p_item1->prev;
}
if (++bit_count == 7) { /* If we are at 7th bit, save current huffman tree item. */
p_item2 = p_item1;
}
} while (p_item1->child != NULL); /* Walk until tree has no deeper level */
if (has_qd == FALSE) {
if (bit_count > 7) {
qd->offs00 = ht->offs0004;
qd->bits = bit_count;
qd->p_item = p_item2;
} else {
unsigned long index = n7bits & (0xFFFFFFFF >> (32 - bit_count));
unsigned long add = (1 << bit_count);
for (qd = &ht->qd3474[index]; index <= 0x7F; index += add, qd += add) {
qd->offs00 = ht->offs0004;
qd->bits = bit_count;
qd->dcmp_byte = p_item1->dcmp_byte;
}
}
}
dcmp_byte = p_item1->dcmp_byte;
}
if (dcmp_byte == 0x101) { /* Huffman tree needs to be modified */
n8bits = libmpq_huff_get_8bits(is);
p_item1 = (ht->last <= 0) ? NULL : ht->last;
p_item2 = libmpq_huff_call1500E740(ht, 1);
p_item2->parent = p_item1;
p_item2->dcmp_byte = p_item1->dcmp_byte;
p_item2->byte_value = p_item1->byte_value;
ht->items306C[p_item2->dcmp_byte] = p_item2;
p_item2 = libmpq_huff_call1500E740(ht, 1);
p_item2->parent = p_item1;
p_item2->dcmp_byte = n8bits;
p_item2->byte_value = 0;
ht->items306C[p_item2->dcmp_byte] = p_item2;
p_item1->child = p_item2;
libmpq_huff_call1500E820(ht, p_item2);
if (ht->cmp0 == 0) {
libmpq_huff_call1500E820(ht, ht->items306C[n8bits]);
}
dcmp_byte = n8bits;
}
if (dcmp_byte == 0x100) {
break;
}
*out_pos++ = (unsigned char)dcmp_byte;
if (--out_length == 0) {
break;
}
if (ht->cmp0) {
libmpq_huff_call1500E820(ht, ht->items306C[dcmp_byte]);
}
}
return (out_pos - out_buf);
}
int libmpq_huff_init_tree(struct huffman_tree *ht, struct huffman_tree_item *hi, unsigned int cmp) {
int count;
/* Clear links for all the items in the tree */
for (hi = ht->items0008, count = 0x203; count != 0; hi++, count--) {
hi->next = hi->prev = NULL;
}
ht->item3050 = NULL;
ht->item3054 = PTR_PTR(&ht->item3054);
ht->item3058 = PTR_NOT(ht->item3054);
ht->item305C = NULL;
ht->first = PTR_PTR(&ht->first);
ht->last = PTR_NOT(ht->first);
ht->offs0004 = 1;
ht->items = 0;
/* Clear all huffman_decompress items. Do this only if preparing for decompression */
if (cmp == LIBMPQ_HUFF_DECOMPRESS) {
for (count = 0; count < sizeof(ht->qd3474) / sizeof(struct huffman_decompress); count++) {
ht->qd3474[count].offs00 = 0;
}
}
return 0;
}
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