mirror of
https://github.com/Fledge68/WiiFlow_Lite.git
synced 2024-11-01 09:05:06 +01:00
7d07abdb16
- Now wiiflow download "US" covers correctly - A lot of little changes and code clean up (like update GameTDB -> dimok )
137 lines
2.7 KiB
C++
137 lines
2.7 KiB
C++
#include <gccore.h>
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#include <ogcsys.h>
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//#include <malloc.h>
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#include <stdio.h>
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#include <string.h>
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#include <ogc/machine/processor.h>
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#include "safe_vector.hpp"
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#include <string>
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#include "smartptr.hpp"
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#include "gecko.h"
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#define EXECUTE_ADDR ((u8 *) 0x92000000)
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#define BOOTER_ADDR ((u8 *) 0x93000000)
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#define ARGS_ADDR ((u8 *) 0x93200000)
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extern const u8 app_booter_bin[];
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extern const u32 app_booter_bin_size;
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typedef void (*entrypoint) (void);
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extern "C" { void __exception_closeall(); }
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static u8 *homebrewbuffer = EXECUTE_ADDR;
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static u32 homebrewsize = 0;
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static safe_vector<std::string> Arguments;
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bool bootHB;
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void AddBootArgument(const char * argv)
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{
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std::string arg(argv);
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Arguments.push_back(arg);
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}
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int CopyHomebrewMemory(u8 *temp, u32 pos, u32 len)
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{
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homebrewsize += len;
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memcpy(homebrewbuffer+pos, temp, len);
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DCFlushRange(homebrewbuffer+pos, len);
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return 1;
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}
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void FreeHomebrewBuffer()
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{
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homebrewbuffer = EXECUTE_ADDR;
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homebrewsize = 0;
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Arguments.clear();
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}
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int LoadHomebrew(const char * filepath)
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{
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if(!filepath) return -1;
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FILE *file = fopen(filepath ,"rb");
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if(!file) return -2;
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fseek(file, 0, SEEK_END);
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u32 filesize = ftell(file);
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rewind(file);
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SmartBuf buffer = smartAnyAlloc(filesize);
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if (!buffer)
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{
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fclose(file);
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return -3;
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}
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bool good_read = fread((u8 *)buffer.get(), 1, filesize, file) == filesize;
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SAFE_CLOSE(file);
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if (!good_read) return -4;
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DCFlushRange((u8 *)buffer.get(), filesize);
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return CopyHomebrewMemory((u8*)buffer.get(), 0, filesize);
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}
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static int SetupARGV(struct __argv * args)
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{
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if(!args) return -1;
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bzero(args, sizeof(struct __argv));
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args->argvMagic = ARGV_MAGIC;
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u32 argc = 0;
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u32 position = 0;
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u32 stringlength = 1;
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/** Append Arguments **/
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for(u32 i = 0; i < Arguments.size(); i++)
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stringlength += Arguments[i].size()+1;
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args->length = stringlength;
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//! Put the argument into mem2 too, to avoid overwriting it
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args->commandLine = (char *) ARGS_ADDR + sizeof(struct __argv);
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/** Append Arguments **/
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for(u32 i = 0; i < Arguments.size(); i++)
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{
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strcpy(&args->commandLine[position], Arguments[i].c_str());
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position += Arguments[i].size() + 1;
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argc++;
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}
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args->argc = argc;
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args->commandLine[args->length - 1] = '\0';
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args->argv = &args->commandLine;
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args->endARGV = args->argv + 1;
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Arguments.clear();
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return 0;
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}
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int BootHomebrew()
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{
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if(homebrewsize == 0) return -1;
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struct __argv args;
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SetupARGV(&args);
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memcpy(BOOTER_ADDR, app_booter_bin, app_booter_bin_size);
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DCFlushRange(BOOTER_ADDR, app_booter_bin_size);
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entrypoint entry = (entrypoint) BOOTER_ADDR;
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if (args.argvMagic == ARGV_MAGIC)
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{
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memmove(ARGS_ADDR, &args, sizeof(args));
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DCFlushRange(ARGS_ADDR, sizeof(args) + args.length);
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}
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SYS_ResetSystem(SYS_SHUTDOWN, 0, 0);
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entry();
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return 0;
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} |