From a6dc7abc9b8cc3986eda5a84141da7dc9e4e8f1a Mon Sep 17 00:00:00 2001 From: aliaspider Date: Wed, 29 Oct 2014 05:36:07 +0100 Subject: start moving everything to C --- source/cheats2.cpp | 285 ----------------------------------------------------- 1 file changed, 285 deletions(-) delete mode 100644 source/cheats2.cpp (limited to 'source/cheats2.cpp') diff --git a/source/cheats2.cpp b/source/cheats2.cpp deleted file mode 100644 index 59855b9..0000000 --- a/source/cheats2.cpp +++ /dev/null @@ -1,285 +0,0 @@ -/******************************************************************************* - Snes9x - Portable Super Nintendo Entertainment System (TM) emulator. - - (c) Copyright 1996 - 2002 Gary Henderson (gary.henderson@ntlworld.com) and - Jerremy Koot (jkoot@snes9x.com) - - (c) Copyright 2001 - 2004 John Weidman (jweidman@slip.net) - - (c) Copyright 2002 - 2004 Brad Jorsch (anomie@users.sourceforge.net), - funkyass (funkyass@spam.shaw.ca), - Joel Yliluoma (http://iki.fi/bisqwit/) - Kris Bleakley (codeviolation@hotmail.com), - Matthew Kendora, - Nach (n-a-c-h@users.sourceforge.net), - Peter Bortas (peter@bortas.org) and - zones (kasumitokoduck@yahoo.com) - - C4 x86 assembler and some C emulation code - (c) Copyright 2000 - 2003 zsKnight (zsknight@zsnes.com), - _Demo_ (_demo_@zsnes.com), and Nach - - C4 C++ code - (c) Copyright 2003 Brad Jorsch - - DSP-1 emulator code - (c) Copyright 1998 - 2004 Ivar (ivar@snes9x.com), _Demo_, Gary Henderson, - John Weidman, neviksti (neviksti@hotmail.com), - Kris Bleakley, Andreas Naive - - DSP-2 emulator code - (c) Copyright 2003 Kris Bleakley, John Weidman, neviksti, Matthew Kendora, and - Lord Nightmare (lord_nightmare@users.sourceforge.net - - OBC1 emulator code - (c) Copyright 2001 - 2004 zsKnight, pagefault (pagefault@zsnes.com) and - Kris Bleakley - Ported from x86 assembler to C by sanmaiwashi - - SPC7110 and RTC C++ emulator code - (c) Copyright 2002 Matthew Kendora with research by - zsKnight, John Weidman, and Dark Force - - S-DD1 C emulator code - (c) Copyright 2003 Brad Jorsch with research by - Andreas Naive and John Weidman - - S-RTC C emulator code - (c) Copyright 2001 John Weidman - - ST010 C++ emulator code - (c) Copyright 2003 Feather, Kris Bleakley, John Weidman and Matthew Kendora - - Super FX x86 assembler emulator code - (c) Copyright 1998 - 2003 zsKnight, _Demo_, and pagefault - - Super FX C emulator code - (c) Copyright 1997 - 1999 Ivar, Gary Henderson and John Weidman - - - SH assembler code partly based on x86 assembler code - (c) Copyright 2002 - 2004 Marcus Comstedt (marcus@mc.pp.se) - - - 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 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. - - Snes9x is freeware for PERSONAL USE only. Commercial users should - seek permission of the copyright holders first. Commercial use includes - charging money for Snes9x or software derived from Snes9x. - - 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 -#include -#include -#include "snes9x.h" -#include "cheats.h" -#include "memmap.h" - -extern SCheatData Cheat; - -void S9xInitCheatData () -{ - Cheat.RAM = Memory.RAM; - Cheat.SRAM = ::SRAM; - Cheat.FillRAM = Memory.FillRAM; -} - -void S9xAddCheat (bool8 enable, bool8 save_current_value, - uint32 address, uint8 byte) -{ - if (Cheat.num_cheats < sizeof (Cheat.c) / sizeof (Cheat.c [0])) - { - Cheat.c [Cheat.num_cheats].address = address; - Cheat.c [Cheat.num_cheats].byte = byte; - Cheat.c [Cheat.num_cheats].enabled = enable; - if (save_current_value) - { - Cheat.c [Cheat.num_cheats].saved_byte = S9xGetByte (address); - Cheat.c [Cheat.num_cheats].saved = TRUE; - } - Cheat.num_cheats++; - if (enable) - S9xApplyCheat(Cheat.num_cheats - 1); - } -} - -void S9xDeleteCheat (uint32 which1) -{ - if (which1 < Cheat.num_cheats) - { - if (Cheat.c [which1].enabled) - S9xRemoveCheat (which1); - - // memmove required: Overlapping addresses [Neb] - memmove (&Cheat.c [which1], &Cheat.c [which1 + 1], - sizeof (Cheat.c [0]) * (Cheat.num_cheats - which1 - 1)); - Cheat.num_cheats--; //MK: This used to set it to 0?? - } -} - -void S9xDeleteCheats () -{ - S9xRemoveCheats (); - Cheat.num_cheats = 0; -} - -void S9xEnableCheat (uint32 which1) -{ - if (which1 < Cheat.num_cheats && !Cheat.c [which1].enabled) - { - Cheat.c [which1].enabled = TRUE; - S9xApplyCheat (which1); - } -} - -void S9xDisableCheat (uint32 which1) -{ - if (which1 < Cheat.num_cheats && Cheat.c [which1].enabled) - { - S9xRemoveCheat (which1); - Cheat.c [which1].enabled = FALSE; - } -} - -void S9xRemoveCheat (uint32 which1) -{ - if (Cheat.c [which1].saved) - { - uint32 address = Cheat.c [which1].address; - - int block = (address >> MEMMAP_SHIFT) & MEMMAP_MASK; - uint8 *ptr = Memory.Map [block]; - - if (ptr >= (uint8 *) CMemory::MAP_LAST) - *(ptr + (address & 0xffff)) = Cheat.c [which1].saved_byte; - else - S9xSetByte (Cheat.c [which1].saved_byte, address); - // Unsave the address for the next call to S9xRemoveCheat. - Cheat.c [which1].saved = FALSE; - } -} - -void S9xApplyCheat (uint32 which1) -{ - uint32 address = Cheat.c [which1].address; - - if (!Cheat.c [which1].saved) - Cheat.c [which1].saved_byte = S9xGetByte (address); - - int block = (address >> MEMMAP_SHIFT) & MEMMAP_MASK; - uint8 *ptr = Memory.Map [block]; - - if (ptr >= (uint8 *) CMemory::MAP_LAST) - *(ptr + (address & 0xffff)) = Cheat.c [which1].byte; - else - S9xSetByte (Cheat.c [which1].byte, address); - Cheat.c [which1].saved = TRUE; -} - -void S9xApplyCheats () -{ - if (Settings.ApplyCheats) - { - for (uint32 i = 0; i < Cheat.num_cheats; i++) - if (Cheat.c [i].enabled) - S9xApplyCheat (i); - } -} - -void S9xRemoveCheats () -{ - for (uint32 i = 0; i < Cheat.num_cheats; i++) - if (Cheat.c [i].enabled) - S9xRemoveCheat (i); -} - -bool8 S9xLoadCheatFile (const char *filename) -{ - Cheat.num_cheats = 0; - - FILE *fs = fopen (filename, "rb"); - uint8 data [8 + MAX_SFCCHEAT_NAME]; - - if (!fs) - return (FALSE); - - while (fread ((void *) data, 1, 8 + MAX_SFCCHEAT_NAME, fs) == 8 + MAX_SFCCHEAT_NAME) - { - if (data[6] != 254 || data[7] != 252) { - fclose (fs); - return (FALSE); - } - Cheat.c [Cheat.num_cheats].enabled = (data [0] & 4) == 0; - Cheat.c [Cheat.num_cheats].byte = data [1]; - Cheat.c [Cheat.num_cheats].address = data [2] | (data [3] << 8) | (data [4] << 16); - Cheat.c [Cheat.num_cheats].saved_byte = data [5]; - Cheat.c [Cheat.num_cheats].saved = (data [0] & 8) != 0; - memcpy (Cheat.c [Cheat.num_cheats].name, &data [8], MAX_SFCCHEAT_NAME - 1); - Cheat.c [Cheat.num_cheats++].name [MAX_SFCCHEAT_NAME - 1] = 0; - } - fclose (fs); - - return (TRUE); -} - -bool8 S9xSaveCheatFile (const char *filename) -{ - if (Cheat.num_cheats == 0) - { - (void) remove (filename); - return (TRUE); - } - - FILE *fs = fopen (filename, "wb"); - uint8 data [8 + MAX_SFCCHEAT_NAME]; - - if (!fs) - return (FALSE); - - uint32 i; - for (i = 0; i < Cheat.num_cheats; i++) - { - memset (data, 0, 8 + MAX_SFCCHEAT_NAME); - data [6] = 254; - data [7] = 252; - if (!Cheat.c [i].enabled) - data [0] |= 4; - - if (Cheat.c [i].saved) - data [0] |= 8; - - data [1] = Cheat.c [i].byte; - data [2] = (uint8) Cheat.c [i].address; - data [3] = (uint8) (Cheat.c [i].address >> 8); - data [4] = (uint8) (Cheat.c [i].address >> 16); - data [5] = Cheat.c [i].saved_byte; - - memcpy (&data [8], Cheat.c [i].name, MAX_SFCCHEAT_NAME - 1); - if (fwrite (data, 8 + MAX_SFCCHEAT_NAME, 1, fs) != 1) - { - fclose (fs); - return (FALSE); - } - } - - fclose (fs); - return (TRUE); -} -- cgit v1.2.3