mirror of
https://github.com/wiidev/usbloadergx.git
synced 2024-08-03 15:28:16 +02:00
153 lines
3.9 KiB
C
153 lines
3.9 KiB
C
#include <stdio.h>
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#include <ogcsys.h>
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#include <string.h>
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#include <malloc.h>
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#include "patches/patchcode.h"
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#include "apploader.h"
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#include "wdvd.h"
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#include "wpad.h"
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#include "disc.h"
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#include "alternatedol.h"
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#include "fstfile.h"
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#include "settings/cfg.h"
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#include "gecko.h"
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#include "patches/wip.h"
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#include "patches/dolpatcher.h"
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#include "patches/gamepatches.h"
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extern bool geckoinit;
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/* Apploader function pointers */
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typedef int ( *app_main )( void **dst, int *size, int *offset );
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typedef void ( *app_init )( void ( *report )( const char *fmt, ... ) );
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typedef void *( *app_final )();
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typedef void ( *app_entry )( void ( **init )( void ( *report )( const char *fmt, ... ) ), int ( **main )(), void *( **final )() );
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/* Apploader pointers */
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static u8 *appldr = ( u8 * )0x81200000;
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/* Constants */
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#define APPLDR_OFFSET 0x2440
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/* Variables */
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static u32 buffer[0x20] ATTRIBUTE_ALIGN( 32 );
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void gamepatches( void * dst, int len, u8 videoSelected, u8 patchcountrystring, u8 vipatch, u8 cheat )
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{
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VideoModePatcher( dst, len, videoSelected );
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if ( cheat )
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dogamehooks( dst, len );
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if ( vipatch )
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vidolpatcher( dst, len );
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/*LANGUAGE PATCH - FISHEARS*/
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langpatcher( dst, len );
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/*Thanks to WiiPower*/
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if ( patchcountrystring == 1 )
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PatchCountryStrings( dst, len );
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NSMBPatch( dst, len );
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do_wip_code( ( u8 * ) dst, len );
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if ( fix002 == 2 )
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Anti_002_fix( dst, len );
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}
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s32 Apploader_Run( entry_point *entry, u8 cheat, u8 videoSelected, u8 vipatch, u8 patchcountrystring, u8 error002fix, u8 alternatedol, u32 alternatedoloffset )
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{
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app_entry appldr_entry;
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app_init appldr_init;
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app_main appldr_main;
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app_final appldr_final;
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u32 appldr_len;
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s32 ret;
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gprintf( "\nApploader_Run() started\n" );
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//u32 geckoattached = usb_isgeckoalive(EXI_CHANNEL_1);
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//if (geckoattached)usb_flush(EXI_CHANNEL_1);
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geckoinit = InitGecko();
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/* Read apploader header */
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ret = WDVD_Read( buffer, 0x20, APPLDR_OFFSET );
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if ( ret < 0 )
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return ret;
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/* Calculate apploader length */
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appldr_len = buffer[5] + buffer[6];
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/* Read apploader code */
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ret = WDVD_Read( appldr, appldr_len, APPLDR_OFFSET + 0x20 );
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if ( ret < 0 )
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return ret;
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/* Set apploader entry function */
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appldr_entry = ( app_entry )buffer[4];
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/* Call apploader entry */
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appldr_entry( &appldr_init, &appldr_main, &appldr_final );
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/* Initialize apploader */
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appldr_init( gprintf );
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if ( error002fix != 0 )
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{
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/* ERROR 002 fix (thanks to WiiPower for sharing this)*/
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*( u32 * )0x80003188 = *( u32 * )0x80003140;
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}
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for ( ;; )
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{
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void *dst = NULL;
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int len = 0, offset = 0;
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/* Run apploader main function */
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ret = appldr_main( &dst, &len, &offset );
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if ( !ret )
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break;
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/* Read data from DVD */
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WDVD_Read( dst, len, ( u64 )( offset << 2 ) );
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gamepatches( dst, len, videoSelected, patchcountrystring, vipatch, cheat );
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DCFlushRange( dst, len );
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}
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*entry = appldr_final();
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/** Load alternate dol if set **/
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if ( alternatedol == 1 )
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{
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wip_reset_counter();
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void *dolbuffer = NULL;
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int dollen = 0;
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bool dolloaded = Load_Dol( &dolbuffer, &dollen, Settings.dolpath, videoSelected, patchcountrystring, vipatch, cheat );
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if ( dolloaded )
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{
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*entry = ( entry_point ) load_dol_image( dolbuffer );
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}
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if ( dolbuffer )
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free( dolbuffer );
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}
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else if ( alternatedol == 2 )
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{
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wip_reset_counter();
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FST_ENTRY *fst = ( FST_ENTRY * ) * ( u32 * )0x80000038;
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*entry = ( entry_point ) Load_Dol_from_disc( fst[alternatedoloffset].fileoffset, videoSelected, patchcountrystring, vipatch, cheat );
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if ( *entry == 0 )
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SYS_ResetSystem( SYS_RETURNTOMENU, 0, 0 );
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}
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return 0;
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}
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