bool reios_locate_bootfile(const char* bootfile)
{
u32 data_len = 2048 * 1024;
u8* temp = new u8[data_len];
libGDR_ReadSector(temp, base_fad + 16, 1, 2048);
if (memcmp(temp, "\001CD001\001", 7) == 0) {
printf("reios: iso9660 PVD found\n");
u32 lba = read_u32bi(&temp[156 + 2]); //make sure to use big endian
u32 len = read_u32bi(&temp[156 + 10]); //make sure to use big endian
data_len = ((len + 2047) / 2048) *2048;
printf("reios: iso9660 root_directory, FAD: %d, len: %d\n", 150 + lba, data_len);
libGDR_ReadSector(temp, 150 + lba, data_len/2048, 2048);
}
else {
libGDR_ReadSector(temp, base_fad + 16, data_len / 2048, 2048);
}
for (int i = 0; i < (data_len-20); i++)
{
if (memcmp(temp+i, bootfile, strlen(bootfile)) == 0)
{
printf("Found %s at %06X\n", bootfile, i);
u32 lba = read_u32bi(&temp[i - 33 + 2]); //make sure to use big endian
u32 len = read_u32bi(&temp[i - 33 + 10]); //make sure to use big endian
printf("filename len: %d\n", temp[i - 1]);
printf("file LBA: %d\n", lba);
printf("file LEN: %d\n", len);
if (descrambl)
descrambl_file(lba + 150, len, GetMemPtr(0x8c010000, 0));
else
libGDR_ReadSector(GetMemPtr(0x8c010000, 0), lba + 150, (len + 2047) / 2048, 2048);
#if 0
if (false)
{
FILE* f = fopen("z:\\1stboot.bin", "wb");
fwrite(GetMemPtr(0x8c010000, 0), 1, len, f);
fclose(f);
}
#endif
delete[] temp;
bootfile_inited = true;
return true;
}
}
delete[] temp;
return false;
}
const char* reios_locate_ip() {
if (libGDR_GetDiscType() == GdRom) {
base_fad = 45150;
descrambl = false;
}
else {
u8 ses[6];
libGDR_GetSessionInfo(ses, 0);
libGDR_GetSessionInfo(ses, ses[2]);
base_fad = (ses[3] << 16) | (ses[4] << 8) | (ses[5] << 0);
descrambl = true;
}
printf("reios: loading ip.bin from FAD: %d\n", base_fad);
libGDR_ReadSector(GetMemPtr(0x8c008000, 0), base_fad, 16, 2048);
memset(reios_bootfile, 0, sizeof(reios_bootfile));
memcpy(reios_bootfile, GetMemPtr(0x8c008060, 0), 16);
printf("reios: bootfile is '%s'\n", reios_bootfile);
for (int i = 15; i >= 0; i--) {
if (reios_bootfile[i] != ' ')
break;
reios_bootfile[i] = 0;
}
return reios_bootfile;
}
const char* reios_locate_ip(void)
{
char ip_bin[256];
if (libGDR_GetDiscType() == GdRom)
{
base_fad = 45150;
descrambl = false;
}
else
{
u8 ses[6];
libGDR_GetSessionInfo(ses, 0);
libGDR_GetSessionInfo(ses, ses[2]);
base_fad = (ses[3] << 16) | (ses[4] << 8) | (ses[5] << 0);
descrambl = true;
}
libGDR_ReadSector(GetMemPtr(0x8c008000, 0), base_fad, 256, 2048);
memset(ip_bin, 0, sizeof(ip_bin));
memcpy(ip_bin, GetMemPtr(0x8c008000, 0), 256);
memcpy(&reios_hardware_id[0], &ip_bin[0], 16 * sizeof(char));
memcpy(&reios_maker_id[0], &ip_bin[16], 16 * sizeof(char));
memcpy(&reios_device_info[0], &ip_bin[32], 16 * sizeof(char));
memcpy(&reios_area_symbols[0], &ip_bin[48], 8 * sizeof(char));
memcpy(&reios_peripherals[0], &ip_bin[56], 8 * sizeof(char));
memcpy(&reios_product_number[0], &ip_bin[64], 10 * sizeof(char));
memcpy(&reios_product_version[0], &ip_bin[74], 6 * sizeof(char));
memcpy(&reios_releasedate[0], &ip_bin[80], 16 * sizeof(char));
memcpy(&reios_boot_filename[0], &ip_bin[96], 16 * sizeof(char));
memcpy(&reios_software_company[0], &ip_bin[112], 16 * sizeof(char));
memcpy(&reios_software_name[0], &ip_bin[128], 128 * sizeof(char));
printf("reios: IP.bin is '%s'\n", ip_bin);
printf("reios: Hardware ID is: %s\n", reios_hardware_id);
printf("reios: Maker ID is: %s\n", reios_maker_id);
printf("reios: Device info is: %s\n", reios_device_info);
printf("reios: Area symbols is: %s\n", reios_area_symbols);
printf("reios: Peripherals is: %s\n", reios_peripherals);
printf("reios: Product number is: %s\n", reios_product_number);
printf("reios: Product version is: %s\n", reios_product_version);
printf("reios: Release date is: %s\n", reios_releasedate);
printf("reios: Boot filename is: %s\n", reios_boot_filename);
printf("reios: Software company is: %s\n", reios_software_company);
printf("reios: Software name is: %s\n", reios_software_name);
printf("reios: loading ip.bin from FAD: %d\n", base_fad);
libGDR_ReadSector(GetMemPtr(0x8c008000, 0), base_fad, 16, 2048);
memset(reios_bootfile, 0, sizeof(reios_bootfile));
memcpy(reios_bootfile, GetMemPtr(0x8c008060, 0), 16);
printf("reios: bootfile is '%s'\n", reios_bootfile);
for (int i = 15; i >= 0; i--)
{
if (reios_bootfile[i] != ' ')
break;
reios_bootfile[i] = 0;
}
return reios_bootfile;
}
