int CdRead(u32 lsn, u32 sectors, void *buf, CdRMode *mode){
u32 i;
u8* buff;
int rmode;
switch (mode->datapattern) {
case CdSecS2048:
rmode = CDVD_MODE_2048; break;
case CdSecS2328:
rmode = CDVD_MODE_2328; break;
case CdSecS2340:
rmode = CDVD_MODE_2340; break;
default:
return 0;
}
for (i=0; i<sectors; i++){
if (CDVDreadTrack(lsn+i, rmode)==-1)
return 0;
buff = CDVDgetBuffer();
if (buff==NULL) return 0;
switch (mode->datapattern){
case CdSecS2048:
memcpy((void*)((uptr)buf+2048*i), buff, 2048);break;//only data
case CdSecS2328:
memcpy((void*)((uptr)buf+2328*i), buff, 2328);break;//without sync & head & sub
case CdSecS2340:
memcpy((void*)((uptr)buf+2340*i), buff, 2340);break;//without sync
}
}
return 1;
}
void ReadTrack() {
cdr.Prev[0] = itob(cdr.SetSector[0]);
cdr.Prev[1] = itob(cdr.SetSector[1]);
cdr.Prev[2] = itob(cdr.SetSector[2]);
CDR_LOG("KEY *** %x:%x:%x\n", cdr.Prev[0], cdr.Prev[1], cdr.Prev[2]);
cdr.RErr = CDVDreadTrack(MSFtoLSN(cdr.SetSector), CDVD_MODE_2352);
}
int DvdRead(u32 lsn, u32 sectors, void *buf, CdRMode *mode){
u32 i;
u8* buff;
for (i=lsn; i<(lsn+sectors); i++){
if (CDVDreadTrack(i, CDVD_MODE_2048)==-1)
return 0;
buff = CDVDgetBuffer();
if (buff==NULL) return 0;
// switch (mode->datapattern){
// case CdSecS2064:
((u32*)buf)[0] = i + 0x30000;
memcpy((u8*)buf+12, buff, 2048);
(u8*)buf+= 2064; break;
// default:
// return 0;
// }
}
return 1;
}
