mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-11-05 02:55:07 +01:00
815 lines
23 KiB
C
815 lines
23 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 "codehandler.h"
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#include "codehandleronly.h"
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#include "codehandlerslota.h"
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#include "multidol.h"
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#include "defaultgameconfig.h"
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#include "usbloader/apploader.h"
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#include "patchcode.h"
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#include "settings/SettingsEnums.h"
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#include "FileOperations/fileops.h"
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#include "memory/mem2.h"
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#include "memory/memory.h"
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#include "gecko.h"
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static u8 *codelistend = (u8 *)0x80003000;
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static u8 *codelist = (u8 *)0x800022A8;
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static u8 *code_buf = NULL;
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static u32 code_size = 0;
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static u32 gameconfsize = 0;
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static u32 *gameconf = NULL;
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static u32 tempgameconfsize = 0;
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static u8 *tempgameconf = NULL;
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extern void patchhook(u32 address, u32 len);
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extern void multidolhook(u32 address);
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extern void langvipatch(u32 address, u32 len, u8 langbyte);
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extern void vipatch(u32 address, u32 len);
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static const u32 vipatchcode[3] = {0x4182000C, 0x4180001C, 0x48000018};
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static const u32 viwiihooks[4] = {0x7CE33B78, 0x38870034, 0x38A70038, 0x38C7004C};
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static const u32 kpadhooks[4] = {0x9A3F005E, 0x38AE0080, 0x389FFFFC, 0x7E0903A6};
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static const u32 kpadoldhooks[6] = {0x801D0060, 0x901E0060, 0x801D0064, 0x901E0064, 0x801D0068, 0x901E0068};
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static const u32 joypadhooks[4] = {0x3AB50001, 0x3A73000C, 0x2C150004, 0x3B18000C};
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static const u32 gxdrawhooks[4] = {0x3CA0CC01, 0x38000061, 0x3C804500, 0x98058000};
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static const u32 gxflushhooks[4] = {0x90010014, 0x800305FC, 0x2C000000, 0x41820008};
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static const u32 ossleepthreadhooks[4] = {0x90A402E0, 0x806502E4, 0x908502E4, 0x2C030000};
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static const u32 axnextframehooks[4] = {0x3800000E, 0x7FE3FB78, 0xB0050000, 0x38800080};
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static const u32 wpadbuttonsdownhooks[4] = {0x7D6B4A14, 0x816B0010, 0x7D635B78, 0x4E800020};
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static const u32 wpadbuttonsdown2hooks[4] = {0x7D6B4A14, 0x800B0010, 0x7C030378, 0x4E800020};
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static const u32 multidolhooks[4] = {0x7C0004AC, 0x4C00012C, 0x7FE903A6, 0x4E800420};
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static const u32 multidolchanhooks[4] = {0x4200FFF4, 0x48000004, 0x38800000, 0x4E800020};
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static const u32 langpatch[3] = {0x7C600775, 0x40820010, 0x38000000};
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static const u8 GCT_Header[8] = {0x00, 0xD0, 0xC0, 0xDE, 0x00, 0xD0, 0xC0, 0xDE};
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//---------------------------------------------------------------------------------
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void dogamehooks(u32 hooktype, void *addr, u32 len)
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//---------------------------------------------------------------------------------
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{
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if (hooktype == 0x00)
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return;
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bool isChannel = (*((char *)0x80000005) == 0) && (*((char *)0x80000006) == 0);
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void *addr_start = addr;
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void *addr_end = addr + len;
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while (addr_start < addr_end)
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{
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switch (hooktype)
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{
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default:
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case 0x00:
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break;
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case 0x01:
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if (memcmp(addr_start, viwiihooks, sizeof(viwiihooks)) == 0)
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patchhook((u32)addr_start, len);
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break;
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case 0x02:
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if (memcmp(addr_start, kpadhooks, sizeof(kpadhooks)) == 0)
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patchhook((u32)addr_start, len);
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if (memcmp(addr_start, kpadoldhooks, sizeof(kpadoldhooks)) == 0)
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patchhook((u32)addr_start, len);
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break;
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case 0x03:
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if (memcmp(addr_start, joypadhooks, sizeof(joypadhooks)) == 0)
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patchhook((u32)addr_start, len);
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break;
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case 0x04:
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if (memcmp(addr_start, gxdrawhooks, sizeof(gxdrawhooks)) == 0)
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patchhook((u32)addr_start, len);
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break;
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case 0x05:
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if (memcmp(addr_start, gxflushhooks, sizeof(gxflushhooks)) == 0)
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patchhook((u32)addr_start, len);
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break;
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case 0x06:
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if (memcmp(addr_start, ossleepthreadhooks, sizeof(ossleepthreadhooks)) == 0)
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patchhook((u32)addr_start, len);
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break;
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case 0x07:
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if (memcmp(addr_start, axnextframehooks, sizeof(axnextframehooks)) == 0)
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patchhook((u32)addr_start, len);
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break;
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/*
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case 0x08:
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if (memcmp(addr_start, customhook, customhooksize) == 0)
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patchhook((u32)addr_start, len);
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if (memcmp(addr_start, multidolhooks, sizeof(multidolhooks)) == 0)
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multidolhook((u32)addr_start + sizeof(multidolhooks) - 4);
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break;
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*/
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}
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if (memcmp(addr_start, multidolhooks, sizeof(multidolhooks)) == 0)
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multidolhook((u32)addr_start + sizeof(multidolhooks) - 4);
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if (isChannel && memcmp(addr_start, multidolchanhooks, sizeof(multidolchanhooks)) == 0)
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{
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*(((u32 *)addr_start) + 1) = 0x7FE802A6;
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DCFlushRange(((u32 *)addr_start) + 1, 4);
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ICInvalidateRange(((u32 *)addr_start) + 1, 4);
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multidolhook((u32)addr_start + sizeof(multidolchanhooks) - 4);
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}
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addr_start += 4;
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}
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}
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//---------------------------------------------------------------------------------
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void app_pokevalues()
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//---------------------------------------------------------------------------------
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{
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u32 i, *codeaddr, *codeaddr2, *addrfound = NULL;
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if (gameconfsize != 0)
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{
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for (i = 0; i < gameconfsize / 4; i++)
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{
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if (*(gameconf + i) == 0)
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{
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if (((u32 *)(*(gameconf + i + 1))) == NULL || *((u32 *)(*(gameconf + i + 1))) == *(gameconf + i + 2))
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{
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*((u32 *)(*(gameconf + i + 3))) = *(gameconf + i + 4);
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DCFlushRange((void *)*(gameconf + i + 3), 4);
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}
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i += 4;
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}
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else
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{
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codeaddr = (u32 *)*(gameconf + i + *(gameconf + i) + 1);
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codeaddr2 = (u32 *)*(gameconf + i + *(gameconf + i) + 2);
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if (codeaddr == 0 && addrfound != NULL)
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codeaddr = addrfound;
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else if (codeaddr == 0 && codeaddr2 != 0)
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codeaddr = (u32 *)((((u32)codeaddr2) >> 28) << 28);
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else if (codeaddr == 0 && codeaddr2 == 0)
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{
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i += *(gameconf + i) + 4;
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continue;
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}
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if (codeaddr2 == 0)
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codeaddr2 = codeaddr + *(gameconf + i);
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addrfound = NULL;
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while (codeaddr <= (codeaddr2 - *(gameconf + i)))
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{
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if (memcmp(codeaddr, gameconf + i + 1, (*(gameconf + i)) * 4) == 0)
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{
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*(codeaddr + ((*(gameconf + i + *(gameconf + i) + 3)) / 4)) = *(gameconf + i + *(gameconf + i) + 4);
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if (addrfound == NULL)
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addrfound = codeaddr;
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}
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codeaddr++;
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}
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i += *(gameconf + i) + 4;
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}
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}
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}
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}
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//---------------------------------------------------------------------------------
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static void app_loadgameconfig()
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//---------------------------------------------------------------------------------
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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;
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}
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const char *discid = (const char *)Disc_ID;
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if (!tempgameconf)
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{
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tempgameconf = (u8 *)defaultgameconfig;
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tempgameconfsize = defaultgameconfig_size;
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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)
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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)
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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
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i++;
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if (parsebufpos == 8)
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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:
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if (gameidmatch > maxgameidmatch2)
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maxgameidmatch2 = gameidmatch;
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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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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
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i++;
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if (parsebufpos == 17)
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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) == 13)
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sscanf((char *)(tempgameconf + i), " = %x", (unsigned int *)&codelist);
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if (strncasecmp("codelistend", parsebuffer, strlen(parsebuffer)) == 0 && strlen(parsebuffer) == 11)
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sscanf((char *)(tempgameconf + i), " = %x", (unsigned int *)&codelistend);
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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", (unsigned int *)&codeaddr, (unsigned int *)&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", (unsigned int *)&codeaddr, (unsigned int *)&codeval, (unsigned int *)&codeaddr2, (unsigned int *)&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) == 13)
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{
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ret = sscanf((char *)(tempgameconf + i), "( %x%n", (unsigned int *)&codeval, (int *)&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", (unsigned int *)&codeval, (int *)&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", (unsigned int *)&codeaddr, (unsigned int *)&codeaddr2, (unsigned int *)&codeoffset, (unsigned int *)&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
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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)
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i++;
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}
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}
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if (i != tempgameconfsize)
|
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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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if (tempgameconf != defaultgameconfig)
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MEM2_free(tempgameconf);
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if (code_size > (u32)codelistend - (u32)codelist)
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{
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gprintf("Ocarina: Too many codes found: filesize %i, maxsize: %i\n", code_size, (u32)codelistend - (u32)codelist);
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MEM2_free(code_buf);
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code_buf = NULL;
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code_size = 0;
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}
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}
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|
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//---------------------------------------------------------------------------------
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void load_handler(u32 hooktype, u32 debugger, u32 pauseAtStart)
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//---------------------------------------------------------------------------------
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|
{
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if (hooktype != 0x00)
|
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{
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if (debugger == 0x01)
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codelist = (u8 *)0x800028B8;
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codelistend = (u8 *)0x80003000;
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app_loadgameconfig();
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if (debugger == 0x01)
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{
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//! Prefer Slot B
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if (usb_isgeckoalive(EXI_CHANNEL_1))
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{
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// Slot B
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memset((void *)0x80001800, 0, codehandler_size);
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memcpy((void *)0x80001800, codehandler, codehandler_size);
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if (pauseAtStart == 0x01)
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*(u32 *)0x80002774 = 1;
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memcpy((void *)0x80001CDE, &codelist, 2);
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memcpy((void *)0x80001CE2, ((u8 *)&codelist) + 2, 2);
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memcpy((void *)0x80001F5A, &codelist, 2);
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memcpy((void *)0x80001F5E, ((u8 *)&codelist) + 2, 2);
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DCFlushRange((void *)0x80001800, codehandler_size);
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}
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else
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{
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// Slot A
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memset((void *)0x80001800, 0, codehandlerslota_size);
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memcpy((void *)0x80001800, codehandlerslota, codehandlerslota_size);
|
|
if (pauseAtStart == 0x01)
|
|
*(u32 *)0x80002774 = 1;
|
|
memcpy((void *)0x80001CDE, &codelist, 2);
|
|
memcpy((void *)0x80001CE2, ((u8 *)&codelist) + 2, 2);
|
|
memcpy((void *)0x80001F5A, &codelist, 2);
|
|
memcpy((void *)0x80001F5E, ((u8 *)&codelist) + 2, 2);
|
|
DCFlushRange((void *)0x80001800, codehandlerslota_size);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
memset((void *)0x80001800, 0, codehandleronly_size);
|
|
memcpy((void *)0x80001800, codehandleronly, codehandleronly_size);
|
|
memcpy((void *)0x80001906, &codelist, 2);
|
|
memcpy((void *)0x8000190A, ((u8 *)&codelist) + 2, 2);
|
|
DCFlushRange((void *)0x80001800, codehandleronly_size);
|
|
}
|
|
// Load multidol handler
|
|
memset((void *)0x80001000, 0, multidol_size);
|
|
memcpy((void *)0x80001000, multidol, multidol_size);
|
|
DCFlushRange((void *)0x80001000, multidol_size);
|
|
switch (hooktype)
|
|
{
|
|
default:
|
|
break;
|
|
case 0x01:
|
|
memcpy((void *)0x8000119C, viwiihooks, 12);
|
|
memcpy((void *)0x80001198, viwiihooks + 3, 4);
|
|
break;
|
|
case 0x02:
|
|
memcpy((void *)0x8000119C, kpadhooks, 12);
|
|
memcpy((void *)0x80001198, kpadhooks + 3, 4);
|
|
break;
|
|
case 0x03:
|
|
memcpy((void *)0x8000119C, joypadhooks, 12);
|
|
memcpy((void *)0x80001198, joypadhooks + 3, 4);
|
|
break;
|
|
case 0x04:
|
|
memcpy((void *)0x8000119C, gxdrawhooks, 12);
|
|
memcpy((void *)0x80001198, gxdrawhooks + 3, 4);
|
|
break;
|
|
case 0x05:
|
|
memcpy((void *)0x8000119C, gxflushhooks, 12);
|
|
memcpy((void *)0x80001198, gxflushhooks + 3, 4);
|
|
break;
|
|
case 0x06:
|
|
memcpy((void *)0x8000119C, ossleepthreadhooks, 12);
|
|
memcpy((void *)0x80001198, ossleepthreadhooks + 3, 4);
|
|
break;
|
|
case 0x07:
|
|
memcpy((void *)0x8000119C, axnextframehooks, 12);
|
|
memcpy((void *)0x80001198, axnextframehooks + 3, 4);
|
|
break;
|
|
/*
|
|
case 0x08:
|
|
if (customhooksize == 16)
|
|
{
|
|
memcpy((void *)0x8000119C, customhook, 12);
|
|
memcpy((void *)0x80001198, customhook + 3, 4);
|
|
}
|
|
break;
|
|
*/
|
|
case 0x09:
|
|
memcpy((void *)0x8000119C, wpadbuttonsdownhooks, 12);
|
|
memcpy((void *)0x80001198, wpadbuttonsdownhooks + 3, 4);
|
|
break;
|
|
case 0x0A:
|
|
memcpy((void *)0x8000119C, wpadbuttonsdown2hooks, 12);
|
|
memcpy((void *)0x80001198, wpadbuttonsdown2hooks + 3, 4);
|
|
break;
|
|
}
|
|
DCFlushRange((void *)0x80001198, 16);
|
|
|
|
memcpy((void *)0x80001800, (void *)Disc_ID, 6); // For Wiird
|
|
DCFlushRange((void *)0x80001800, 6);
|
|
}
|
|
// Copy the codes
|
|
if (code_buf && code_size > 0)
|
|
{
|
|
memset(codelist, 0, (u32)codelistend - (u32)codelist);
|
|
memcpy(codelist, code_buf, code_size);
|
|
DCFlushRange(codelist, (u32)codelistend - (u32)codelist);
|
|
MEM2_free(code_buf);
|
|
code_buf = NULL;
|
|
gprintf("Ocarina codes applied to %p size: %i\n", codelist, (u32)codelistend - (u32)codelist);
|
|
}
|
|
// This needs to be done after loading the .dol into memory
|
|
if (hooktype != 0x00)
|
|
app_pokevalues();
|
|
}
|
|
|
|
int LoadGameConfig(const char *CheatFilepath)
|
|
{
|
|
int filesize = 0;
|
|
tempgameconf = (u8 *)defaultgameconfig;
|
|
tempgameconfsize = defaultgameconfig_size;
|
|
gameconfsize = 0;
|
|
|
|
FILE *fp;
|
|
char filepath[200];
|
|
snprintf(filepath, sizeof(filepath), "%s/gameconfig.txt", CheatFilepath);
|
|
|
|
fp = fopen(filepath, "rb");
|
|
|
|
if (!fp)
|
|
{
|
|
snprintf(filepath, sizeof(filepath), "sd:/gameconfig.txt");
|
|
fp = fopen(filepath, "rb");
|
|
int i;
|
|
for (i = 1; i <= 8; ++i)
|
|
{
|
|
if (fp)
|
|
break;
|
|
|
|
snprintf(filepath, sizeof(filepath), "usb%i:/gameconfig.txt", i);
|
|
fp = fopen(filepath, "rb");
|
|
}
|
|
}
|
|
|
|
if (!fp)
|
|
return 0;
|
|
|
|
fseek(fp, 0, SEEK_END);
|
|
filesize = ftell(fp);
|
|
fseek(fp, 0, SEEK_SET);
|
|
|
|
tempgameconf = (u8 *)MEM2_alloc(filesize);
|
|
if (tempgameconf == NULL)
|
|
{
|
|
tempgameconf = (u8 *)defaultgameconfig;
|
|
fclose(fp);
|
|
return -1;
|
|
}
|
|
|
|
int ret = fread((void *)tempgameconf, 1, filesize, fp);
|
|
|
|
fclose(fp);
|
|
|
|
if (ret != filesize)
|
|
{
|
|
MEM2_free(tempgameconf);
|
|
tempgameconf = (u8 *)defaultgameconfig;
|
|
return -1;
|
|
}
|
|
tempgameconfsize = filesize;
|
|
|
|
return 0;
|
|
}
|
|
|
|
int ocarina_patch_mkw(u8 *gameid)
|
|
{
|
|
// Thanks to Seeky for the gecko codes
|
|
u8 GCT_RCE_Patch[24] =
|
|
{
|
|
0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xFF,
|
|
0x20, 0x07, 0x00, 0x04, 0x00, 0x00, 0x00, 0x00,
|
|
0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
|
|
};
|
|
|
|
switch (gameid[3])
|
|
{
|
|
case 'P':
|
|
GCT_RCE_Patch[1] = 0x89;
|
|
GCT_RCE_Patch[2] = 0xA1;
|
|
GCT_RCE_Patch[3] = 0x94;
|
|
break;
|
|
case 'E':
|
|
GCT_RCE_Patch[1] = 0x89;
|
|
GCT_RCE_Patch[2] = 0x5A;
|
|
GCT_RCE_Patch[3] = 0xC4;
|
|
break;
|
|
case 'J':
|
|
GCT_RCE_Patch[1] = 0x89;
|
|
GCT_RCE_Patch[2] = 0x92;
|
|
GCT_RCE_Patch[3] = 0xF4;
|
|
break;
|
|
case 'K':
|
|
GCT_RCE_Patch[1] = 0x88;
|
|
GCT_RCE_Patch[2] = 0x85;
|
|
GCT_RCE_Patch[3] = 0xCC;
|
|
break;
|
|
default:
|
|
return 0;
|
|
}
|
|
|
|
if (code_buf != NULL)
|
|
{
|
|
gprintf("Loading %s with RCE patch & other cheats.\n", gameid);
|
|
code_buf = (u8 *)MEM2_realloc(code_buf, code_size + 16);
|
|
memcpy(code_buf + code_size - 8, GCT_RCE_Patch, sizeof(GCT_RCE_Patch));
|
|
code_size = code_size + 16;
|
|
}
|
|
else
|
|
{
|
|
// No cheats were loaded
|
|
gprintf("Loading %s with RCE patch.\n", gameid);
|
|
code_buf = (u8 *)MEM2_alloc(32);
|
|
if (code_buf)
|
|
{
|
|
memcpy(code_buf, GCT_Header, sizeof(GCT_Header));
|
|
memcpy(code_buf + 8, GCT_RCE_Patch, sizeof(GCT_RCE_Patch));
|
|
code_size = 32;
|
|
}
|
|
}
|
|
return code_size;
|
|
}
|
|
|
|
int ocarina_patch_games(u8 *gameid)
|
|
{
|
|
// Thanks to InvoxiPlayGames for the gecko codes
|
|
u8 GCT_Con_Patch[16] =
|
|
{
|
|
0x04, 0x00, 0x00, 0x00, 0x41, 0x41, 0x41, 0x41,
|
|
0xF0, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
|
|
};
|
|
|
|
if (memcmp(gameid, "SC7", 3) == 0)
|
|
{
|
|
GCT_Con_Patch[1] = 0x23;
|
|
GCT_Con_Patch[2] = 0xC9;
|
|
GCT_Con_Patch[3] = 0x54;
|
|
}
|
|
else if (memcmp(gameid, "RJA", 3) == 0)
|
|
{
|
|
GCT_Con_Patch[1] = 0x1B;
|
|
GCT_Con_Patch[2] = 0x83;
|
|
GCT_Con_Patch[3] = 0x8C;
|
|
}
|
|
else if (memcmp(gameid, "SM8", 3) == 0)
|
|
{
|
|
GCT_Con_Patch[1] = 0x23;
|
|
GCT_Con_Patch[2] = 0x8C;
|
|
GCT_Con_Patch[3] = 0x74;
|
|
}
|
|
else if (memcmp(gameid, "SZB", 3) == 0)
|
|
{
|
|
GCT_Con_Patch[1] = 0x8E;
|
|
GCT_Con_Patch[2] = 0x3B;
|
|
GCT_Con_Patch[3] = 0x20;
|
|
}
|
|
else if (memcmp(gameid, "R9J", 3) == 0)
|
|
{
|
|
GCT_Con_Patch[1] = 0x8D;
|
|
GCT_Con_Patch[2] = 0x69;
|
|
GCT_Con_Patch[3] = 0x34;
|
|
}
|
|
|
|
if (code_buf != NULL)
|
|
{
|
|
gprintf("Loading %s with error 23400 patch & other cheats.\n", gameid);
|
|
code_buf = (u8 *)MEM2_realloc(code_buf, code_size + 8);
|
|
memcpy(code_buf + code_size - 8, GCT_Con_Patch, sizeof(GCT_Con_Patch));
|
|
code_size = code_size + 8;
|
|
}
|
|
else
|
|
{
|
|
// No cheats were loaded
|
|
gprintf("Loading %s with error 23400 patch.\n", gameid);
|
|
code_buf = (u8 *)MEM2_alloc(24);
|
|
if (code_buf)
|
|
{
|
|
memcpy(code_buf, GCT_Header, sizeof(GCT_Header));
|
|
memcpy(code_buf + 8, GCT_Con_Patch, sizeof(GCT_Con_Patch));
|
|
code_size = 24;
|
|
}
|
|
}
|
|
return code_size;
|
|
}
|
|
|
|
int ocarina_load_code(const char *CheatFilepath, u8 *gameid)
|
|
{
|
|
char filepath[150];
|
|
char id[7];
|
|
|
|
memset(id, 0, sizeof(id));
|
|
memcpy(id, gameid, 6);
|
|
snprintf(filepath, sizeof(filepath), "%s%s.gct", CheatFilepath, id);
|
|
|
|
gprintf("Ocarina: Searching codes...%s\n", filepath);
|
|
|
|
FILE *fp = fopen(filepath, "rb");
|
|
if (!fp)
|
|
{
|
|
gprintf("Ocarina: No codes found\n");
|
|
return 0;
|
|
}
|
|
|
|
fseek(fp, 0, SEEK_END);
|
|
u32 filesize = ftell(fp);
|
|
rewind(fp);
|
|
|
|
code_buf = (u8 *)MEM2_alloc(filesize);
|
|
if (!code_buf)
|
|
{
|
|
gprintf("Ocarina: Not enough memory\n");
|
|
fclose(fp);
|
|
return 0;
|
|
}
|
|
|
|
code_size = fread(code_buf, 1, filesize, fp);
|
|
|
|
fclose(fp);
|
|
|
|
if (code_size == 0)
|
|
{
|
|
gprintf("Ocarina: could not read file.\n");
|
|
MEM2_free(code_buf);
|
|
code_buf = NULL;
|
|
code_size = 0;
|
|
return 0;
|
|
}
|
|
|
|
gprintf("Ocarina: Codes found.\n");
|
|
|
|
//LoadGameConfig(CheatFilepath);
|
|
|
|
return code_size;
|
|
}
|
|
|
|
void langpatcher(void *addr, u32 len, u8 languageChoice)
|
|
{
|
|
u8 ocarinaLangPatchByte = 1;
|
|
switch (languageChoice)
|
|
{
|
|
case JAPANESE:
|
|
ocarinaLangPatchByte = 0x00;
|
|
break;
|
|
case ENGLISH:
|
|
ocarinaLangPatchByte = 0x01;
|
|
break;
|
|
case GERMAN:
|
|
ocarinaLangPatchByte = 0x02;
|
|
break;
|
|
case FRENCH:
|
|
ocarinaLangPatchByte = 0x03;
|
|
break;
|
|
case SPANISH:
|
|
ocarinaLangPatchByte = 0x04;
|
|
break;
|
|
case ITALIAN:
|
|
ocarinaLangPatchByte = 0x05;
|
|
break;
|
|
case DUTCH:
|
|
ocarinaLangPatchByte = 0x06;
|
|
break;
|
|
case S_CHINESE:
|
|
ocarinaLangPatchByte = 0x07;
|
|
break;
|
|
case T_CHINESE:
|
|
ocarinaLangPatchByte = 0x08;
|
|
break;
|
|
case KOREAN:
|
|
ocarinaLangPatchByte = 0x09;
|
|
break;
|
|
default:
|
|
return;
|
|
}
|
|
|
|
u8 *addr_start = addr;
|
|
u8 *addr_end = addr + len;
|
|
|
|
while (addr_start < addr_end)
|
|
{
|
|
if (memcmp(addr_start, langpatch, sizeof(langpatch)) == 0)
|
|
langvipatch((u32)addr_start, len, ocarinaLangPatchByte);
|
|
addr_start += 4;
|
|
}
|
|
}
|
|
|
|
void vidolpatcher(void *addr, u32 len)
|
|
{
|
|
|
|
void *addr_start = addr;
|
|
void *addr_end = addr + len;
|
|
|
|
while (addr_start < addr_end)
|
|
{
|
|
if (memcmp(addr_start, vipatchcode, sizeof(vipatchcode)) == 0)
|
|
vipatch((u32)addr_start, len);
|
|
addr_start += 4;
|
|
}
|
|
}
|