// This function is invoked by the front-end when opening an ISO
// file for playback
static long CALLBACK ISOopen(void) {
u32 modeTest = 0;
if (cdHandle != NULL) {
return 0; // it's already open
}
cdHandle = fopen(GetIsoFile(), "rb");
if (cdHandle == NULL) {
return -1;
}
SysPrintf(_("Loaded CD Image: %s"), GetIsoFile());
cddaBigEndian = FALSE;
subChanMixed = FALSE;
subChanRaw = FALSE;
isMode1ISO = FALSE;
if (parseccd(GetIsoFile()) == 0) {
SysPrintf("[+ccd]");
}
else if (parsemds(GetIsoFile()) == 0) {
SysPrintf("[+mds]");
}
else if (parsecue(GetIsoFile()) == 0) {
SysPrintf("[+cue]");
}
else if (parsetoc(GetIsoFile()) == 0) {
SysPrintf("[+toc]");
} else {
//guess whether it is mode1/2048
fseek(cdHandle, 0, SEEK_END);
if(ftell(cdHandle) % 2048 == 0) {
fseek(cdHandle, 0, SEEK_SET);
fread(&modeTest, 4, 1, cdHandle);
if(SWAP32(modeTest)!=0xffffff00) isMode1ISO = TRUE;
}
fseek(cdHandle, 0, SEEK_SET);
}
if (!subChanMixed && opensubfile(GetIsoFile()) == 0) {
SysPrintf("[+sub]");
}
SysPrintf(".\n");
PrintTracks();
return 0;
}
// This function is invoked by the front-end when opening an ISO
// file for playback
static long CALLBACK ISOopen(void) {
boolean isMode1ISO = FALSE;
char alt_bin_filename[MAXPATHLEN];
const char *bin_filename;
if (cdHandle != NULL) {
return 0; // it's already open
}
cdHandle = fopen(GetIsoFile(), "rb");
if (cdHandle == NULL) {
SysPrintf(_("Could't open '%s' for reading: %s\n"),
GetIsoFile(), strerror(errno));
return -1;
}
SysPrintf(_("Loaded CD Image: %s"), GetIsoFile());
cddaBigEndian = FALSE;
subChanMixed = FALSE;
subChanRaw = FALSE;
pregapOffset = 0;
cdrIsoMultidiskCount = 1;
multifile = 0;
CDR_getBuffer = ISOgetBuffer;
cdimg_read_func = cdread_normal;
if (parsetoc(GetIsoFile()) == 0) {
SysPrintf("[+toc]");
}
else if (parseccd(GetIsoFile()) == 0) {
SysPrintf("[+ccd]");
}
else if (parsemds(GetIsoFile()) == 0) {
SysPrintf("[+mds]");
}
else if (parsecue(GetIsoFile()) == 0) {
SysPrintf("[+cue]");
}
if (handlepbp(GetIsoFile()) == 0) {
SysPrintf("[pbp]");
CDR_getBuffer = ISOgetBuffer_compr;
cdimg_read_func = cdread_compressed;
}
else if (handlecbin(GetIsoFile()) == 0) {
SysPrintf("[cbin]");
CDR_getBuffer = ISOgetBuffer_compr;
cdimg_read_func = cdread_compressed;
}
if (!subChanMixed && opensubfile(GetIsoFile()) == 0) {
SysPrintf("[+sub]");
}
if (opensbifile(GetIsoFile()) == 0) {
SysPrintf("[+sbi]");
}
fseek(cdHandle, 0, SEEK_END);
// maybe user selected metadata file instead of main .bin ..
bin_filename = GetIsoFile();
if (ftell(cdHandle) < 2352 * 0x10) {
static const char *exts[] = { ".bin", ".BIN", ".img", ".IMG" };
FILE *tmpf = NULL;
size_t i;
char *p;
strncpy(alt_bin_filename, bin_filename, sizeof(alt_bin_filename));
alt_bin_filename[MAXPATHLEN - 1] = '\0';
if (strlen(alt_bin_filename) >= 4) {
p = alt_bin_filename + strlen(alt_bin_filename) - 4;
for (i = 0; i < sizeof(exts) / sizeof(exts[0]); i++) {
strcpy(p, exts[i]);
tmpf = fopen(alt_bin_filename, "rb");
if (tmpf != NULL)
break;
}
}
if (tmpf != NULL) {
bin_filename = alt_bin_filename;
fclose(cdHandle);
cdHandle = tmpf;
fseek(cdHandle, 0, SEEK_END);
}
}
// guess whether it is mode1/2048
if (ftell(cdHandle) % 2048 == 0) {
unsigned int modeTest = 0;
fseek(cdHandle, 0, SEEK_SET);
fread(&modeTest, 4, 1, cdHandle);
if (SWAP32(modeTest) != 0xffffff00) {
SysPrintf("[2048]");
isMode1ISO = TRUE;
}
}
fseek(cdHandle, 0, SEEK_SET);
SysPrintf(".\n");
PrintTracks();
if (subChanMixed)
cdimg_read_func = cdread_sub_mixed;
else if (isMode1ISO)
cdimg_read_func = cdread_2048;
// make sure we have another handle open for cdda
if (numtracks > 1 && ti[1].handle == NULL) {
ti[1].handle = fopen(bin_filename, "rb");
}
cdda_cur_sector = 0;
cdda_file_offset = 0;
return 0;
}
// This function is invoked by the front-end when opening an ISO
// file for playback
static long ISOopen(void) {
boolean isMode1ISO = FALSE;
if (cdHandle != NULL) {
return 0; // it's already open
}
cdHandle = fopen(GetIsoFile(), "rb");
if (cdHandle == NULL) {
return -1;
}
SysPrintf("Loaded CD Image: %s", GetIsoFile());
cddaBigEndian = FALSE;
subChanMixed = FALSE;
subChanRaw = FALSE;
pregapOffset = 0;
CDR_getBuffer = ISOgetBuffer;
cdimg_read_func = cdread_normal;
if (parsecue(GetIsoFile()) == 0) {
SysPrintf("[+cue]");
}
else if (parsetoc(GetIsoFile()) == 0) {
SysPrintf("[+toc]");
}
else if (parseccd(GetIsoFile()) == 0) {
SysPrintf("[+ccd]");
}
else if (parsemds(GetIsoFile()) == 0) {
SysPrintf("[+mds]");
}
else if (parsepbp(GetIsoFile()) == 0) {
SysPrintf("[pbp]");
CDR_getBuffer = ISOgetBuffer_compr;
cdimg_read_func = cdread_compressed;
}
if (!subChanMixed && opensubfile(GetIsoFile()) == 0) {
SysPrintf("[+sub]");
}
if (opensbifile(GetIsoFile()) == 0) {
SysPrintf("[+sbi]");
}
// guess whether it is mode1/2048
fseek(cdHandle, 0, SEEK_END);
if (ftell(cdHandle) % 2048 == 0) {
unsigned int modeTest = 0;
fseek(cdHandle, 0, SEEK_SET);
fread(&modeTest, 4, 1, cdHandle);
if (SWAP32(modeTest) != 0xffffff00) {
SysPrintf("[2048]");
isMode1ISO = TRUE;
}
}
fseek(cdHandle, 0, SEEK_SET);
SysPrintf(".\n");
PrintTracks();
if (subChanMixed)
cdimg_read_func = cdread_sub_mixed;
else if (isMode1ISO)
cdimg_read_func = cdread_2048;
// make sure we have another handle open for cdda
if (numtracks > 1 && ti[1].handle == NULL) {
ti[1].handle = fopen(GetIsoFile(), "rb");
}
cdda_cur_sector = cdda_start_sector = 0;
return 0;
}
