u32 Load_Dol_from_disc(u32 doloffset)
{
int ret;
void *dol_header;
u32 entrypoint;
dol_header = memalign(32, sizeof(dolheader));
if (dol_header == NULL)
{
#ifdef DEBTXT_ALTDOL
DebTxt("Out of memory");
#endif
return -1;
}
ret = WDVD_Read(dol_header, sizeof(dolheader), (doloffset<<2));
entrypoint = load_dol_start(dol_header);
if (entrypoint == 0)
{
#ifdef DEBTXT_ALTDOL
DebTxt("entrypoint = 0");
#endif
free(dol_header);
return -1;
}
void *offset;
u32 pos;
u32 len;
while (load_dol_image_modified(&offset, &pos, &len))
{
if (len != 0)
{
ret = WDVD_Read(offset, len, (doloffset<<2) + pos);
DCFlushRange(offset, len);
gamepatches(offset, len );
DCFlushRange(offset, len);
Remove_001_Protection(offset, len);
}
}
free(dol_header);
return entrypoint;
}
u32 Load_Dol_from_sd(void)
{
int ret;
FILE* file;
void *dol_header;
u32 entrypoint;
char fname[128];
char gameidbuffer4[5];
memset(gameidbuffer4, 0, 5);
memcpy(gameidbuffer4, (char*)0x80000000, 4);
snprintf(fname, sizeof(fname), "%s/%s.dol", gAltDolPath, gameidbuffer4);
if (CFG.verbosemode) printf(" %s\n", fname);
file = fopen(fname, "rb");
if(file == NULL)
{
// Why we need two same error messages?
// printf(" Not found.\n");
// sleep(4);
return 0;
}
int filesize;
fseek(file, 0, SEEK_END);
filesize = ftell(file);
fseek(file, 0, SEEK_SET);
dol_header = memalign(32, sizeof(dolheader));
if (dol_header == NULL)
{
printf("[+] Out of memory!\n");
sleep(2);
fclose(file);
return 0;
}
ret = fread( dol_header, 1, sizeof(dolheader), file);
if(ret != sizeof(dolheader))
{
printf("[+] Error reading .dol header\n");
sleep(2);
free(dol_header);
fclose(file);
return 0;
}
entrypoint = load_dol_start(dol_header);
if (entrypoint == 0)
{
printf("[+] Invalid .dol\n");
sleep(2);
free(dol_header);
fclose(file);
return 0;
}
void *offset;
u32 pos;
u32 len;
int sec_idx = 0;
// printf(" ...");
while (load_dol_image(&offset, &pos, &len))
{
if(pos+len > filesize)
{
printf("[+] .dol too small\n");
sleep(2);
free(dol_header);
fclose(file);
return -1;
}
if (len != 0)
{
//dbg_printf("\rdol [%d] @ 0x%08x [%6x] 0x%08x\n", sec_idx,
// (int)offset, len, (int)offset + len);
fseek(file, pos, 0);
ret = fread( offset, 1, len, file);
if(ret != len)
{
printf("[+] Error reading .dol\n");
sleep(2);
free(dol_header);
fclose(file);
return -1;
}
maindolpatches(offset, len);
Remove_001_Protection(offset, len);
}
sec_idx++;
// printf(".");
}
printf("\n");
free(dol_header);
fclose(file);
return entrypoint;
} // Load_Dol_from_sd
