mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-12-30 22:01:55 +01:00
271 lines
8.2 KiB
C
271 lines
8.2 KiB
C
/*
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* Copyright (C) 2008 Nuke (wiinuke@gmail.com)
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*
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* this file is part of GeckoOS for USB Gecko
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* http://www.usbgecko.com
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <gccore.h>
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#include <sys/unistd.h>
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#include <ogc/ipc.h>
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#include "fst.h"
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#include "sys.h"
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#include "gecko/gecko.hpp"
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#include "memory/mem2.hpp"
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#define FSTDIRTYPE 1
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#define FSTFILETYPE 0
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#define ENTRYSIZE 0xC
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#define MAX_FILENAME_LEN 128
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u8 *codelistend;
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void *codelist;
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u32 gameconfsize = 0;
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u32 *gameconf = NULL;
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u8 debuggerselect = 0;
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extern const u32 viwiihooks[4];
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extern const u32 kpadhooks[4];
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extern const u32 joypadhooks[4];
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extern const u32 gxdrawhooks[4];
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extern const u32 gxflushhooks[4];
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extern const u32 ossleepthreadhooks[4];
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extern const u32 axnextframehooks[4];
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extern const u32 wpadbuttonsdownhooks[4];
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extern const u32 wpadbuttonsdown2hooks[4];
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int app_gameconfig_load(const char *discid, u8 *tempgameconf, u32 tempgameconfsize)
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{
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if (gameconf == NULL)
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{
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gameconf = (u32*) MEM2_alloc(65536);
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if (gameconf == NULL)
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return -1;
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}
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u32 ret;
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s32 gameidmatch, maxgameidmatch = -1, maxgameidmatch2 = -1;
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u32 i, numnonascii, parsebufpos;
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u32 codeaddr, codeval, codeaddr2, codeval2, codeoffset;
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u32 temp, tempoffset = 0;
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char parsebuffer[18];
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// Remove non-ASCII characters
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numnonascii = 0;
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for (i = 0; i < tempgameconfsize; i++)
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{
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if (tempgameconf[i] < 9 || tempgameconf[i] > 126)
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numnonascii++;
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else
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tempgameconf[i - numnonascii] = tempgameconf[i];
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}
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tempgameconfsize -= numnonascii;
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*(tempgameconf + tempgameconfsize) = 0;
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//gameconf = (tempgameconf + tempgameconfsize) + (4 - (((u32) (tempgameconf + tempgameconfsize)) % 4));
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for (maxgameidmatch = 0; maxgameidmatch <= 6; maxgameidmatch++)
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{
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i = 0;
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while (i < tempgameconfsize)
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{
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maxgameidmatch2 = -1;
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while (maxgameidmatch != maxgameidmatch2)
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{
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while (i != tempgameconfsize && tempgameconf[i] != ':')
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i++;
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if (i == tempgameconfsize) break;
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while ((tempgameconf[i] != 10 && tempgameconf[i] != 13) && (i != 0))
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i--;
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if (i != 0) i++;
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parsebufpos = 0;
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gameidmatch = 0;
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while (tempgameconf[i] != ':')
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{
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if (tempgameconf[i] == '?')
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{
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parsebuffer[parsebufpos] = discid[parsebufpos];
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parsebufpos++;
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gameidmatch--;
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i++;
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}
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else if (tempgameconf[i] != 0 && tempgameconf[i] != ' ')
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parsebuffer[parsebufpos++] = tempgameconf[i++];
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else if (tempgameconf[i] == ' ')
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break;
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else i++;
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if (parsebufpos == 8) break;
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}
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parsebuffer[parsebufpos] = 0;
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if (strncasecmp("DEFAULT", parsebuffer, strlen(parsebuffer)) == 0 && strlen(parsebuffer) == 7)
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{
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gameidmatch = 0;
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goto idmatch;
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}
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if (strncasecmp(discid, parsebuffer, strlen(parsebuffer)) == 0)
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{
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gameidmatch += strlen(parsebuffer);
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idmatch: if (gameidmatch > maxgameidmatch2)
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{
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maxgameidmatch2 = gameidmatch;
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}
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}
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while ((i != tempgameconfsize) && (tempgameconf[i] != 10 && tempgameconf[i] != 13))
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i++;
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}
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while (i != tempgameconfsize && tempgameconf[i] != ':')
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{
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parsebufpos = 0;
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while ((i != tempgameconfsize) && (tempgameconf[i] != 10 && tempgameconf[i] != 13))
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{
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if (tempgameconf[i] != 0 && tempgameconf[i] != ' ' && tempgameconf[i] != '(' && tempgameconf[i]
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!= ':')
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parsebuffer[parsebufpos++] = tempgameconf[i++];
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else if (tempgameconf[i] == ' ' || tempgameconf[i] == '(' || tempgameconf[i] == ':')
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break;
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else i++;
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if (parsebufpos == 17) break;
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}
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parsebuffer[parsebufpos] = 0;
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//if (!autobootcheck)
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{
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if (strncasecmp("codeliststart", parsebuffer, strlen(parsebuffer)) == 0 && strlen(parsebuffer)
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== 13)
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{
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sscanf((char *) (tempgameconf + i), " = %x", (unsigned int *) &codelist);
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}
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if (strncasecmp("codelistend", parsebuffer, strlen(parsebuffer)) == 0 && strlen(parsebuffer) == 11)
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{
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sscanf((char *) (tempgameconf + i), " = %x", (unsigned int *) &codelistend);
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}
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if (strncasecmp("poke", parsebuffer, strlen(parsebuffer)) == 0 && strlen(parsebuffer) == 4)
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{
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ret = sscanf((char *) tempgameconf + i, "( %x , %x", &codeaddr, &codeval);
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if (ret == 2)
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{
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*(gameconf + (gameconfsize / 4)) = 0;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = 0;
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gameconfsize += 8;
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*(gameconf + (gameconfsize / 4)) = codeaddr;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeval;
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gameconfsize += 4;
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DCFlushRange((void *) (gameconf + (gameconfsize / 4) - 5), 20);
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}
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}
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if (strncasecmp("pokeifequal", parsebuffer, strlen(parsebuffer)) == 0 && strlen(parsebuffer) == 11)
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{
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ret = sscanf((char *) (tempgameconf + i), "( %x , %x , %x , %x", &codeaddr, &codeval,
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&codeaddr2, &codeval2);
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if (ret == 4)
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{
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*(gameconf + (gameconfsize / 4)) = 0;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeaddr;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeval;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeaddr2;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeval2;
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gameconfsize += 4;
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DCFlushRange((void *) (gameconf + (gameconfsize / 4) - 5), 20);
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}
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}
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if (strncasecmp("searchandpoke", parsebuffer, strlen(parsebuffer)) == 0 && strlen(parsebuffer)
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== 13)
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{
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ret = sscanf((char *) (tempgameconf + i), "( %x%n", &codeval, &tempoffset);
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if (ret == 1)
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{
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gameconfsize += 4;
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temp = 0;
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while (ret == 1)
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{
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*(gameconf + (gameconfsize / 4)) = codeval;
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gameconfsize += 4;
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temp++;
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i += tempoffset;
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ret = sscanf((char *) (tempgameconf + i), " %x%n", &codeval, &tempoffset);
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}
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*(gameconf + (gameconfsize / 4) - temp - 1) = temp;
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ret = sscanf((char *) (tempgameconf + i), " , %x , %x , %x , %x", &codeaddr, &codeaddr2,
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&codeoffset, &codeval2);
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if (ret == 4)
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{
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*(gameconf + (gameconfsize / 4)) = codeaddr;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeaddr2;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeoffset;
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gameconfsize += 4;
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*(gameconf + (gameconfsize / 4)) = codeval2;
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gameconfsize += 4;
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DCFlushRange((void *) (gameconf + (gameconfsize / 4) - temp - 5), temp * 4 + 20);
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}
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else gameconfsize -= temp * 4 + 4;
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}
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}
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}
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if (tempgameconf[i] != ':')
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{
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while ((i != tempgameconfsize) && (tempgameconf[i] != 10 && tempgameconf[i] != 13))
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i++;
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if (i != tempgameconfsize) i++;
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}
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}
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if (i != tempgameconfsize) while ((tempgameconf[i] != 10 && tempgameconf[i] != 13) && (i != 0))
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i--;
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}
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}
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return 0;
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}
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u8 *code_buf = NULL;
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u32 code_size = 0;
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int ocarina_load_code(const u8 *cheat, u32 cheatSize)
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{
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if (debuggerselect == 0x00)
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codelist = (u8 *) 0x800022A8;
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else
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codelist = (u8 *) 0x800028B8;
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codelistend = (u8 *) 0x80003000;
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code_buf = (u8 *)cheat;
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code_size = cheatSize;
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if(code_size <= 0)
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{
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//gprintf("Ocarina: No codes found\n");
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code_buf = NULL;
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code_size = 0;
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return 0;
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}
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//gprintf("Ocarina: Codes found.\n");
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DCFlushRange(code_buf, code_size);
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return code_size;
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}
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