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memmap.cpp
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memmap.cpp
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/***********************************************************************************
Snes9x - Portable Super Nintendo Entertainment System (TM) emulator.
(c) Copyright 1996 - 2002 Gary Henderson ([email protected]),
Jerremy Koot ([email protected])
(c) Copyright 2002 - 2004 Matthew Kendora
(c) Copyright 2002 - 2005 Peter Bortas ([email protected])
(c) Copyright 2004 - 2005 Joel Yliluoma (http://iki.fi/bisqwit/)
(c) Copyright 2001 - 2006 John Weidman ([email protected])
(c) Copyright 2002 - 2006 funkyass ([email protected]),
Kris Bleakley ([email protected])
(c) Copyright 2002 - 2010 Brad Jorsch ([email protected]),
Nach ([email protected]),
(c) Copyright 2002 - 2011 zones ([email protected])
(c) Copyright 2006 - 2007 nitsuja
(c) Copyright 2009 - 2011 BearOso,
OV2
BS-X C emulator code
(c) Copyright 2005 - 2006 Dreamer Nom,
zones
C4 x86 assembler and some C emulation code
(c) Copyright 2000 - 2003 _Demo_ ([email protected]),
Nach,
zsKnight ([email protected])
C4 C++ code
(c) Copyright 2003 - 2006 Brad Jorsch,
Nach
DSP-1 emulator code
(c) Copyright 1998 - 2006 _Demo_,
Andreas Naive ([email protected]),
Gary Henderson,
Ivar ([email protected]),
John Weidman,
Kris Bleakley,
Matthew Kendora,
Nach,
neviksti ([email protected])
DSP-2 emulator code
(c) Copyright 2003 John Weidman,
Kris Bleakley,
Lord Nightmare ([email protected]),
Matthew Kendora,
neviksti
DSP-3 emulator code
(c) Copyright 2003 - 2006 John Weidman,
Kris Bleakley,
Lancer,
z80 gaiden
DSP-4 emulator code
(c) Copyright 2004 - 2006 Dreamer Nom,
John Weidman,
Kris Bleakley,
Nach,
z80 gaiden
OBC1 emulator code
(c) Copyright 2001 - 2004 zsKnight,
pagefault ([email protected]),
Kris Bleakley
Ported from x86 assembler to C by sanmaiwashi
SPC7110 and RTC C++ emulator code used in 1.39-1.51
(c) Copyright 2002 Matthew Kendora with research by
zsKnight,
John Weidman,
Dark Force
SPC7110 and RTC C++ emulator code used in 1.52+
(c) Copyright 2009 byuu,
neviksti
S-DD1 C emulator code
(c) Copyright 2003 Brad Jorsch with research by
Andreas Naive,
John Weidman
S-RTC C emulator code
(c) Copyright 2001 - 2006 byuu,
John Weidman
ST010 C++ emulator code
(c) Copyright 2003 Feather,
John Weidman,
Kris Bleakley,
Matthew Kendora
Super FX x86 assembler emulator code
(c) Copyright 1998 - 2003 _Demo_,
pagefault,
zsKnight
Super FX C emulator code
(c) Copyright 1997 - 1999 Ivar,
Gary Henderson,
John Weidman
Sound emulator code used in 1.5-1.51
(c) Copyright 1998 - 2003 Brad Martin
(c) Copyright 1998 - 2006 Charles Bilyue'
Sound emulator code used in 1.52+
(c) Copyright 2004 - 2007 Shay Green ([email protected])
SH assembler code partly based on x86 assembler code
(c) Copyright 2002 - 2004 Marcus Comstedt ([email protected])
2xSaI filter
(c) Copyright 1999 - 2001 Derek Liauw Kie Fa
HQ2x, HQ3x, HQ4x filters
(c) Copyright 2003 Maxim Stepin ([email protected])
NTSC filter
(c) Copyright 2006 - 2007 Shay Green
GTK+ GUI code
(c) Copyright 2004 - 2011 BearOso
Win32 GUI code
(c) Copyright 2003 - 2006 blip,
funkyass,
Matthew Kendora,
Nach,
nitsuja
(c) Copyright 2009 - 2011 OV2
Mac OS GUI code
(c) Copyright 1998 - 2001 John Stiles
(c) Copyright 2001 - 2011 zones
Specific ports contains the works of other authors. See headers in
individual files.
Snes9x homepage: http://www.snes9x.com/
Permission to use, copy, modify and/or distribute Snes9x in both binary
and source form, for non-commercial purposes, is hereby granted without
fee, providing that this license information and copyright notice appear
with all copies and any derived work.
This software is provided 'as-is', without any express or implied
warranty. In no event shall the authors be held liable for any damages
arising from the use of this software or it's derivatives.
Snes9x is freeware for PERSONAL USE only. Commercial users should
seek permission of the copyright holders first. Commercial use includes,
but is not limited to, charging money for Snes9x or software derived from
Snes9x, including Snes9x or derivatives in commercial game bundles, and/or
using Snes9x as a promotion for your commercial product.
The copyright holders request that bug fixes and improvements to the code
should be forwarded to them so everyone can benefit from the modifications
in future versions.
Super NES and Super Nintendo Entertainment System are trademarks of
Nintendo Co., Limited and its subsidiary companies.
***********************************************************************************/
#include <string>
#include <numeric>
#include <assert.h>
#ifdef UNZIP_SUPPORT
#include "unzip/unzip.h"
#endif
#ifdef JMA_SUPPORT
#include "jma/s9x-jma.h"
#endif
#include <ctype.h>
#include "snes9x.h"
#include "memmap.h"
#include "apu/apu.h"
#include "fxemu.h"
#include "sdd1.h"
#include "srtc.h"
#include "controls.h"
#include "cheats.h"
#include "movie.h"
#include "display.h"
#ifndef SET_UI_COLOR
#define SET_UI_COLOR(r, g, b) ;
#endif
#ifndef max
#define max(a, b) (((a) > (b)) ? (a) : (b))
#endif
#ifndef min
#define min(a, b) (((a) < (b)) ? (a) : (b))
#endif
static bool8 stopMovie = TRUE;
static char LastRomFilename[PATH_MAX + 1] = "";
// from NSRT
static const char *nintendo_licensees[] =
{
"Unlicensed",
"Nintendo",
"Rocket Games/Ajinomoto",
"Imagineer-Zoom",
"Gray Matter",
"Zamuse",
"Falcom",
NULL,
"Capcom",
"Hot B Co.",
"Jaleco",
"Coconuts Japan",
"Coconuts Japan/G.X.Media",
"Micronet",
"Technos",
"Mebio Software",
"Shouei System",
"Starfish",
NULL,
"Mitsui Fudosan/Dentsu",
NULL,
"Warashi Inc.",
NULL,
"Nowpro",
NULL,
"Game Village",
"IE Institute",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Banarex",
"Starfish",
"Infocom",
"Electronic Arts Japan",
NULL,
"Cobra Team",
"Human/Field",
"KOEI",
"Hudson Soft",
"S.C.P./Game Village",
"Yanoman",
NULL,
"Tecmo Products",
"Japan Glary Business",
"Forum/OpenSystem",
"Virgin Games (Japan)",
"SMDE",
"Yojigen",
NULL,
"Daikokudenki",
NULL,
NULL,
NULL,
NULL,
NULL,
"Creatures Inc.",
"TDK Deep Impresion",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Destination Software/KSS",
"Sunsoft/Tokai Engineering",
"POW (Planning Office Wada)/VR 1 Japan",
"Micro World",
NULL,
"San-X",
"Enix",
"Loriciel/Electro Brain",
"Kemco Japan",
"Seta Co.,Ltd.",
"Culture Brain",
"Irem Corp.",
"Palsoft",
"Visit Co., Ltd.",
"Intec",
"System Sacom",
"Poppo",
"Ubisoft Japan",
NULL,
"Media Works",
"NEC InterChannel",
"Tam",
"Gajin/Jordan",
"Smilesoft",
NULL,
NULL,
"Mediakite",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Viacom",
"Carrozzeria",
"Dynamic",
NULL,
"Magifact",
"Hect",
"Codemasters",
"Taito/GAGA Communications",
"Laguna",
"Telstar Fun & Games/Event/Taito",
NULL,
"Arcade Zone Ltd.",
"Entertainment International/Empire Software",
"Loriciel",
"Gremlin Graphics",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Seika Corp.",
"UBI SOFT Entertainment Software",
"Sunsoft US",
NULL,
"Life Fitness",
NULL,
"System 3",
"Spectrum Holobyte",
NULL,
"Irem",
NULL,
"Raya Systems",
"Renovation Products",
"Malibu Games",
NULL,
"Eidos/U.S. Gold",
"Playmates Interactive",
NULL,
NULL,
"Fox Interactive",
"Time Warner Interactive",
NULL,
NULL,
NULL,
NULL,
NULL,
"Disney Interactive",
NULL,
"Black Pearl",
NULL,
"Advanced Productions",
NULL,
NULL,
"GT Interactive",
"RARE",
"Crave Entertainment",
"Absolute Entertainment",
"Acclaim",
"Activision",
"American Sammy",
"Take 2/GameTek",
"Hi Tech",
"LJN Ltd.",
NULL,
"Mattel",
NULL,
"Mindscape/Red Orb Entertainment",
"Romstar",
"Taxan",
"Midway/Tradewest",
NULL,
"American Softworks Corp.",
"Majesco Sales Inc.",
"3DO",
NULL,
NULL,
"Hasbro",
"NewKidCo",
"Telegames",
"Metro3D",
NULL,
"Vatical Entertainment",
"LEGO Media",
NULL,
"Xicat Interactive",
"Cryo Interactive",
NULL,
NULL,
"Red Storm Entertainment",
"Microids",
NULL,
"Conspiracy/Swing",
"Titus",
"Virgin Interactive",
"Maxis",
NULL,
"LucasArts Entertainment",
NULL,
NULL,
"Ocean",
NULL,
"Electronic Arts",
NULL,
"Laser Beam",
NULL,
NULL,
"Elite Systems",
"Electro Brain",
"The Learning Company",
"BBC",
NULL,
"Software 2000",
NULL,
"BAM! Entertainment",
"Studio 3",
NULL,
NULL,
NULL,
"Classified Games",
NULL,
"TDK Mediactive",
NULL,
"DreamCatcher",
"JoWood Produtions",
"SEGA",
"Wannado Edition",
"LSP (Light & Shadow Prod.)",
"ITE Media",
"Infogrames",
"Interplay",
"JVC (US)",
"Parker Brothers",
NULL,
"SCI (Sales Curve Interactive)/Storm",
NULL,
NULL,
"THQ Software",
"Accolade Inc.",
"Triffix Entertainment",
NULL,
"Microprose Software",
"Universal Interactive/Sierra/Simon & Schuster",
NULL,
"Kemco",
"Rage Software",
"Encore",
NULL,
"Zoo",
"Kiddinx",
"Simon & Schuster Interactive",
"Asmik Ace Entertainment Inc./AIA",
"Empire Interactive",
NULL,
NULL,
"Jester Interactive",
NULL,
"Rockstar Games",
"Scholastic",
"Ignition Entertainment",
"Summitsoft",
"Stadlbauer",
NULL,
NULL,
NULL,
"Misawa",
"Teichiku",
"Namco Ltd.",
"LOZC",
"KOEI",
NULL,
"Tokuma Shoten Intermedia",
"Tsukuda Original",
"DATAM-Polystar",
NULL,
NULL,
"Bullet-Proof Software",
"Vic Tokai Inc.",
NULL,
"Character Soft",
"I'Max",
"Saurus",
NULL,
NULL,
"General Entertainment",
NULL,
NULL,
"I'Max",
"Success",
NULL,
"SEGA Japan",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Takara",
"Chun Soft",
"Video System Co., Ltd./McO'River",
"BEC",
NULL,
"Varie",
"Yonezawa/S'pal",
"Kaneko",
NULL,
"Victor Interactive Software/Pack-in-Video",
"Nichibutsu/Nihon Bussan",
"Tecmo",
"Imagineer",
NULL,
NULL,
"Nova",
"Den'Z",
"Bottom Up",
NULL,
"TGL (Technical Group Laboratory)",
NULL,
"Hasbro Japan",
NULL,
"Marvelous Entertainment",
NULL,
"Keynet Inc.",
"Hands-On Entertainment",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Telenet",
"Hori",
NULL,
NULL,
"Konami",
"K.Amusement Leasing Co.",
"Kawada",
"Takara",
NULL,
"Technos Japan Corp.",
"JVC (Europe/Japan)/Victor Musical Industries",
NULL,
"Toei Animation",
"Toho",
NULL,
"Namco",
"Media Rings Corp.",
"J-Wing",
NULL,
"Pioneer LDC",
"KID",
"Mediafactory",
NULL,
NULL,
NULL,
"Infogrames Hudson",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Acclaim Japan",
"ASCII Co./Nexoft",
"Bandai",
NULL,
"Enix",
NULL,
"HAL Laboratory/Halken",
"SNK",
NULL,
"Pony Canyon Hanbai",
"Culture Brain",
"Sunsoft",
"Toshiba EMI",
"Sony Imagesoft",
NULL,
"Sammy",
"Magical",
"Visco",
NULL,
"Compile",
NULL,
"MTO Inc.",
NULL,
"Sunrise Interactive",
NULL,
"Global A Entertainment",
"Fuuki",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Taito",
NULL,
"Kemco",
"Square",
"Tokuma Shoten",
"Data East",
"Tonkin House",
NULL,
"KOEI",
NULL,
"Konami/Ultra/Palcom",
"NTVIC/VAP",
"Use Co., Ltd.",
"Meldac",
"Pony Canyon (Japan)/FCI (US)",
"Angel/Sotsu Agency/Sunrise",
"Yumedia/Aroma Co., Ltd.",
NULL,
NULL,
"Boss",
"Axela/Crea-Tech",
"Sekaibunka-Sha/Sumire kobo/Marigul Management Inc.",
"Konami Computer Entertainment Osaka",
NULL,
NULL,
"Enterbrain",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Taito/Disco",
"Sofel",
"Quest Corp.",
"Sigma",
"Ask Kodansha",
NULL,
"Naxat",
"Copya System",
"Capcom Co., Ltd.",
"Banpresto",
"TOMY",
"Acclaim/LJN Japan",
NULL,
"NCS",
"Human Entertainment",
"Altron",
"Jaleco",
"Gaps Inc.",
NULL,
NULL,
NULL,
NULL,
NULL,
"Elf",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Jaleco",
NULL,
"Yutaka",
"Varie",
"T&ESoft",
"Epoch Co., Ltd.",
NULL,
"Athena",
"Asmik",
"Natsume",
"King Records",
"Atlus",
"Epic/Sony Records (Japan)",
NULL,
"IGS (Information Global Service)",
NULL,
"Chatnoir",
"Right Stuff",
NULL,
"NTT COMWARE",
NULL,
"Spike",
"Konami Computer Entertainment Tokyo",
"Alphadream Corp.",
NULL,
"Sting",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"A Wave",
"Motown Software",
"Left Field Entertainment",
"Extreme Entertainment Group",
"TecMagik",
NULL,
NULL,
NULL,
NULL,
"Cybersoft",
NULL,
"Psygnosis",
NULL,
NULL,
"Davidson/Western Tech.",
"Unlicensed",
NULL,
NULL,
NULL,
NULL,
"The Game Factory Europe",
"Hip Games",
"Aspyr",
NULL,
NULL,
"Mastiff",
"iQue",
"Digital Tainment Pool",
"XS Games",
"Daiwon",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"PCCW Japan",
NULL,
NULL,
"KiKi Co. Ltd.",
"Open Sesame Inc.",
"Sims",
"Broccoli",
"Avex",
"D3 Publisher",
NULL,
"Konami Computer Entertainment Japan",
NULL,
"Square-Enix",
"KSG",
"Micott & Basara Inc.",
NULL,
"Orbital Media",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"The Game Factory USA",
NULL,
NULL,
"Treasure",
"Aruze",
"Ertain",
"SNK Playmore",
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
NULL,
"Yojigen"
};
static const uint32 crc32Table[256] =
{
0x00000000, 0x77073096, 0xee0e612c, 0x990951ba, 0x076dc419, 0x706af48f,
0xe963a535, 0x9e6495a3, 0x0edb8832, 0x79dcb8a4, 0xe0d5e91e, 0x97d2d988,
0x09b64c2b, 0x7eb17cbd, 0xe7b82d07, 0x90bf1d91, 0x1db71064, 0x6ab020f2,
0xf3b97148, 0x84be41de, 0x1adad47d, 0x6ddde4eb, 0xf4d4b551, 0x83d385c7,
0x136c9856, 0x646ba8c0, 0xfd62f97a, 0x8a65c9ec, 0x14015c4f, 0x63066cd9,
0xfa0f3d63, 0x8d080df5, 0x3b6e20c8, 0x4c69105e, 0xd56041e4, 0xa2677172,
0x3c03e4d1, 0x4b04d447, 0xd20d85fd, 0xa50ab56b, 0x35b5a8fa, 0x42b2986c,
0xdbbbc9d6, 0xacbcf940, 0x32d86ce3, 0x45df5c75, 0xdcd60dcf, 0xabd13d59,
0x26d930ac, 0x51de003a, 0xc8d75180, 0xbfd06116, 0x21b4f4b5, 0x56b3c423,
0xcfba9599, 0xb8bda50f, 0x2802b89e, 0x5f058808, 0xc60cd9b2, 0xb10be924,
0x2f6f7c87, 0x58684c11, 0xc1611dab, 0xb6662d3d, 0x76dc4190, 0x01db7106,
0x98d220bc, 0xefd5102a, 0x71b18589, 0x06b6b51f, 0x9fbfe4a5, 0xe8b8d433,
0x7807c9a2, 0x0f00f934, 0x9609a88e, 0xe10e9818, 0x7f6a0dbb, 0x086d3d2d,
0x91646c97, 0xe6635c01, 0x6b6b51f4, 0x1c6c6162, 0x856530d8, 0xf262004e,
0x6c0695ed, 0x1b01a57b, 0x8208f4c1, 0xf50fc457, 0x65b0d9c6, 0x12b7e950,
0x8bbeb8ea, 0xfcb9887c, 0x62dd1ddf, 0x15da2d49, 0x8cd37cf3, 0xfbd44c65,
0x4db26158, 0x3ab551ce, 0xa3bc0074, 0xd4bb30e2, 0x4adfa541, 0x3dd895d7,
0xa4d1c46d, 0xd3d6f4fb, 0x4369e96a, 0x346ed9fc, 0xad678846, 0xda60b8d0,
0x44042d73, 0x33031de5, 0xaa0a4c5f, 0xdd0d7cc9, 0x5005713c, 0x270241aa,
0xbe0b1010, 0xc90c2086, 0x5768b525, 0x206f85b3, 0xb966d409, 0xce61e49f,
0x5edef90e, 0x29d9c998, 0xb0d09822, 0xc7d7a8b4, 0x59b33d17, 0x2eb40d81,
0xb7bd5c3b, 0xc0ba6cad, 0xedb88320, 0x9abfb3b6, 0x03b6e20c, 0x74b1d29a,
0xead54739, 0x9dd277af, 0x04db2615, 0x73dc1683, 0xe3630b12, 0x94643b84,
0x0d6d6a3e, 0x7a6a5aa8, 0xe40ecf0b, 0x9309ff9d, 0x0a00ae27, 0x7d079eb1,
0xf00f9344, 0x8708a3d2, 0x1e01f268, 0x6906c2fe, 0xf762575d, 0x806567cb,
0x196c3671, 0x6e6b06e7, 0xfed41b76, 0x89d32be0, 0x10da7a5a, 0x67dd4acc,
0xf9b9df6f, 0x8ebeeff9, 0x17b7be43, 0x60b08ed5, 0xd6d6a3e8, 0xa1d1937e,
0x38d8c2c4, 0x4fdff252, 0xd1bb67f1, 0xa6bc5767, 0x3fb506dd, 0x48b2364b,
0xd80d2bda, 0xaf0a1b4c, 0x36034af6, 0x41047a60, 0xdf60efc3, 0xa867df55,
0x316e8eef, 0x4669be79, 0xcb61b38c, 0xbc66831a, 0x256fd2a0, 0x5268e236,
0xcc0c7795, 0xbb0b4703, 0x220216b9, 0x5505262f, 0xc5ba3bbe, 0xb2bd0b28,
0x2bb45a92, 0x5cb36a04, 0xc2d7ffa7, 0xb5d0cf31, 0x2cd99e8b, 0x5bdeae1d,
0x9b64c2b0, 0xec63f226, 0x756aa39c, 0x026d930a, 0x9c0906a9, 0xeb0e363f,
0x72076785, 0x05005713, 0x95bf4a82, 0xe2b87a14, 0x7bb12bae, 0x0cb61b38,
0x92d28e9b, 0xe5d5be0d, 0x7cdcefb7, 0x0bdbdf21, 0x86d3d2d4, 0xf1d4e242,
0x68ddb3f8, 0x1fda836e, 0x81be16cd, 0xf6b9265b, 0x6fb077e1, 0x18b74777,
0x88085ae6, 0xff0f6a70, 0x66063bca, 0x11010b5c, 0x8f659eff, 0xf862ae69,
0x616bffd3, 0x166ccf45, 0xa00ae278, 0xd70dd2ee, 0x4e048354, 0x3903b3c2,
0xa7672661, 0xd06016f7, 0x4969474d, 0x3e6e77db, 0xaed16a4a, 0xd9d65adc,
0x40df0b66, 0x37d83bf0, 0xa9bcae53, 0xdebb9ec5, 0x47b2cf7f, 0x30b5ffe9,
0xbdbdf21c, 0xcabac28a, 0x53b39330, 0x24b4a3a6, 0xbad03605, 0xcdd70693,
0x54de5729, 0x23d967bf, 0xb3667a2e, 0xc4614ab8, 0x5d681b02, 0x2a6f2b94,
0xb40bbe37, 0xc30c8ea1, 0x5a05df1b, 0x2d02ef8d
};
static void S9xDeinterleaveType1 (int, uint8 *);
static void S9xDeinterleaveType2 (int, uint8 *);
static void S9xDeinterleaveGD24 (int, uint8 *);
static bool8 allASCII (uint8 *, int);
static bool8 is_SufamiTurbo_BIOS (const uint8 *, uint32);
static bool8 is_SufamiTurbo_Cart (const uint8 *, uint32);
static bool8 is_SameGame_BIOS (const uint8 *, uint32);
static bool8 is_SameGame_Add_On (const uint8 *, uint32);
static bool8 is_GNEXT_BIOS (const uint8 *, uint32);
static bool8 is_GNEXT_Add_On (const uint8 *, uint32);
static uint32 caCRC32 (uint8 *, uint32, uint32 crc32 = 0xffffffff);
static uint32 ReadUPSPointer (const uint8 *, unsigned &, unsigned);
static bool8 ReadUPSPatch (Stream *, long, int32 &);
static long ReadInt (Stream *, unsigned);
static bool8 ReadIPSPatch (Stream *, long, int32 &);
#ifdef UNZIP_SUPPORT
static int unzFindExtension (unzFile &, const char *, bool restart = TRUE, bool print = TRUE);
#endif
// deinterleave
static void S9xDeinterleaveType1 (int size, uint8 *base)
{
Settings.DisplayColor = BUILD_PIXEL(0, 31, 0);
SET_UI_COLOR(0, 255, 0);
uint8 blocks[256];
int nblocks = size >> 16;
for (int i = 0; i < nblocks; i++)
{
blocks[i * 2] = i + nblocks;
blocks[i * 2 + 1] = i;
}
uint8 *tmp = (uint8 *) malloc(0x8000);
if (tmp)
{
for (int i = 0; i < nblocks * 2; i++)
{
for (int j = i; j < nblocks * 2; j++)
{
if (blocks[j] == i)
{
memmove(tmp, &base[blocks[j] * 0x8000], 0x8000);
memmove(&base[blocks[j] * 0x8000], &base[blocks[i] * 0x8000], 0x8000);
memmove(&base[blocks[i] * 0x8000], tmp, 0x8000);
uint8 b = blocks[j];
blocks[j] = blocks[i];
blocks[i] = b;
break;
}
}
}
free(tmp);
}
}
static void S9xDeinterleaveType2 (int size, uint8 *base)
{
// for odd Super FX images
Settings.DisplayColor = BUILD_PIXEL(31, 14, 6);
SET_UI_COLOR(255, 119, 25);