static int opensbifile(const char *isoname) { char sbiname[MAXPATHLEN]; int s; strncpy(sbiname, isoname, sizeof(sbiname)); sbiname[MAXPATHLEN - 1] = '\0'; if (strlen(sbiname) >= 4) { strcpy(sbiname + strlen(sbiname) - 4, ".sbi"); } else { return -1; } fseek(cdHandle, 0, SEEK_END); s = ftell(cdHandle) / 2352; return LoadSBI(sbiname, s); }
int CheckCdrom() { struct iso_directory_record *dir; unsigned char time[4], *buf; unsigned char mdir[4096]; char exename[256]; int i, len, c; FreePPFCache(); time[0] = itob(0); time[1] = itob(2); time[2] = itob(0x10); READTRACK(); memset(CdromLabel, 0, sizeof(CdromLabel)); memset(CdromId, 0, sizeof(CdromId)); memset(exename, 0, sizeof(exename)); strncpy(CdromLabel, buf + 52, 32); // skip head and sub, and go to the root directory record dir = (struct iso_directory_record *)&buf[12 + 156]; mmssdd(dir->extent, (char *)time); READDIR(mdir); if (GetCdromFile(mdir, time, "SYSTEM.CNF;1") != -1) { READTRACK(); sscanf((char *)buf + 12, "BOOT = cdrom:\\%255s", exename); if (GetCdromFile(mdir, time, exename) == -1) { sscanf((char *)buf + 12, "BOOT = cdrom:%255s", exename); if (GetCdromFile(mdir, time, exename) == -1) { char *ptr = strstr(buf + 12, "cdrom:"); // possibly the executable is in some subdir if (ptr != NULL) { ptr += 6; while (*ptr == '\\' || *ptr == '/') ptr++; strncpy(exename, ptr, 255); exename[255] = '\0'; ptr = exename; while (*ptr != '\0' && *ptr != '\r' && *ptr != '\n') ptr++; *ptr = '\0'; if (GetCdromFile(mdir, time, exename) == -1) return -1; // main executable not found } else return -1; } } } else if (GetCdromFile(mdir, time, "PSX.EXE;1") != -1) { strcpy(exename, "PSX.EXE;1"); strcpy(CdromId, "SLUS99999"); } else return -1; // SYSTEM.CNF and PSX.EXE not found if (CdromId[0] == '\0') { len = strlen(exename); c = 0; for (i = 0; i < len; ++i) { if (exename[i] == ';' || c >= sizeof(CdromId) - 1) break; if (isalnum(exename[i])) CdromId[c++] = exename[i]; } } if (Config.PsxAuto) { // autodetect system (pal or ntsc) if((CdromId[2] == 'e') || (CdromId[2] == 'E') || !strncmp(CdromId, "DTLS3035", 8) || !strncmp(CdromId, "PBPX95001", 9) || // according to redump.org, these PAL !strncmp(CdromId, "PBPX95007", 9) || // discs have a non-standard ID; !strncmp(CdromId, "PBPX95008", 9)) // add more serials if they are discovered. Config.PsxType = PSX_TYPE_PAL; // pal else Config.PsxType = PSX_TYPE_NTSC; // ntsc } if (Config.PsxStock == 0) { PsxClockSpeed = 33868800; // 33.8688 MHz (stock) } else { if (Config.PsxClock == 0) { PsxClockSpeed = 16934400; // 16.9344 MHz (0.5x) } if (Config.PsxClock == 1) { PsxClockSpeed = 25401600; // 25.4016 MHz (0.75x) } if (Config.PsxClock == 2) { PsxClockSpeed = 50803200; // 50.8032 MHz (1.5x) } if (Config.PsxClock == 3) { PsxClockSpeed = 67737600; // 67.7376 MHz (2x) } if (Config.PsxClock == 4) { PsxClockSpeed = 101606400; // 101.6064 MHz (3x) } if (Config.PsxClock == 5) { PsxClockSpeed = 135475200; // 135.4752 MHz (4x) } if (Config.PsxClock == 6) { PsxClockSpeed = 169344000; // 169.3440 MHz (5x) } } if (CdromLabel[0] == ' ') { strncpy(CdromLabel, CdromId, 9); } SysPrintf(_("CD-ROM Label: %.32s\n"), CdromLabel); SysPrintf(_("CD-ROM ID: %.9s\n"), CdromId); SysPrintf(_("CD-ROM EXE Name: %.255s\n"), exename); BuildPPFCache(); LoadSBI(NULL); return 0; }
int CheckCdrom() { struct iso_directory_record *dir; unsigned char time[4], *buf; unsigned char mdir[4096]; char exename[256]; int i, c; FreePPFCache(); time[0] = itob(0); time[1] = itob(2); time[2] = itob(0x10); READTRACK(); CdromLabel[0] = '\0'; CdromId[0] = '\0'; strncpy(CdromLabel, buf + 52, 32); // skip head and sub, and go to the root directory record dir = (struct iso_directory_record *)&buf[12 + 156]; mmssdd(dir->extent, (char *)time); READDIR(mdir); if (GetCdromFile(mdir, time, "SYSTEM.CNF;1") != -1) { READTRACK(); sscanf((char *)buf + 12, "BOOT = cdrom:\\%256s", exename); if (GetCdromFile(mdir, time, exename) == -1) { sscanf((char *)buf + 12, "BOOT = cdrom:%256s", exename); if (GetCdromFile(mdir, time, exename) == -1) { char *ptr = strstr(buf + 12, "cdrom:"); // possibly the executable is in some subdir if (ptr != NULL) { ptr += 6; while (*ptr == '\\' || *ptr == '/') ptr++; strncpy(exename, ptr, 255); exename[255] = '\0'; ptr = exename; while (*ptr != '\0' && *ptr != '\r' && *ptr != '\n') ptr++; *ptr = '\0'; if (GetCdromFile(mdir, time, exename) == -1) return -1; // main executable not found } else return -1; } } } else if (GetCdromFile(mdir, time, "PSX.EXE;1") != -1) { strcpy(exename, "PSX.EXE;1"); strcpy(CdromId, "SLUS99999"); } else return -1; // SYSTEM.CNF and PSX.EXE not found if (CdromId[0] == '\0') { i = strlen(exename); if (i >= 2) { if (exename[i - 2] == ';') i-= 2; c = 8; i--; while (i >= 0 && c >= 0) { if (isalnum(exename[i])) CdromId[c--] = exename[i]; i--; } } } if (Config.PsxAuto) { // autodetect system (pal or ntsc) if((CdromId[2] == 'e') || (CdromId[2] == 'E') || !strncmp(CdromId, "\0DTLS3035", 10) || !strncmp(CdromId, "PBPX95001", 10) || // according to redump.org, these PAL !strncmp(CdromId, "PBPX95007", 10) || // discs have a non-standard ID; !strncmp(CdromId, "PBPX95008", 10)) // add more serials if they are discovered. Config.PsxType = PSX_TYPE_PAL; // pal else Config.PsxType = PSX_TYPE_NTSC; // ntsc } if (CdromLabel[0] == ' ') { strncpy(CdromLabel, CdromId, 9); } SysPrintf(_("CD-ROM Label: %.32s\n"), CdromLabel); SysPrintf(_("CD-ROM ID: %.9s\n"), CdromId); BuildPPFCache(); LoadSBI(); return 0; }