/* Loads all patterns of a modfile and converts them into the 3 byte format. */
static BOOL ML_LoadPatterns(void)
{
int t, s, tracks = 0;
if (!AllocPatterns()) {
return 0;
}
if (!AllocTracks()) {
return 0;
}
/* Allocate temporary buffer for loading and converting the patterns */
if (!(patbuf = (MODNOTE *)MikMod_calloc(64U * of.numchn, sizeof(MODNOTE))))
return 0;
/* patterns start here */
_mm_fseek(modreader, 0xA66, SEEK_SET);
for (t = 0; t < of.numpat; t++) {
/* Load the pattern into the temp buffer and convert it */
for (s = 0; s < (64U * of.numchn); s++) {
patbuf[s].a = _mm_read_UBYTE(modreader);
patbuf[s].b = _mm_read_UBYTE(modreader);
patbuf[s].c = _mm_read_UBYTE(modreader);
patbuf[s].d = _mm_read_UBYTE(modreader);
}
for (s = 0; s < of.numchn; s++) {
if (!(of.tracks[tracks++] = ConvertTrack(patbuf + s))) {
return 0;
}
}
}
return 1;
}
BOOL S69_Test(void)
{
UBYTE buf[0x80];
if(!_mm_read_UBYTES(buf,2,modreader))
return 0;
/* look for id */
if(!memcmp(buf,"if",2) || !memcmp(buf,"JN",2)) {
int i;
/* skip song message */
_mm_fseek(modreader,108,SEEK_CUR);
/* sanity checks */
if(_mm_read_UBYTE(modreader) > 64) return 0;
if(_mm_read_UBYTE(modreader) > 128) return 0;
if(_mm_read_UBYTE(modreader) > 127) return 0;
/* check order table */
if(!_mm_read_UBYTES(buf,0x80,modreader)) return 0;
for(i=0;i<0x80;i++)
if((buf[i]>=0x80)&&(buf[i]!=0xff)) return 0;
/* check tempos table */
if(!_mm_read_UBYTES(buf,0x80,modreader)) return 0;
for(i=0;i<0x80;i++)
if((!buf[i])||(buf[i]>32)) return 0;
/* check pattern length table */
if(!_mm_read_UBYTES(buf,0x80,modreader)) return 0;
for(i=0;i<0x80;i++)
if(buf[i]>0x3f) return 0;
} else
return 0;
return 1;
}
static BOOL ML_LoadPatterns(void)
/*
Loads all patterns of a modfile and converts them into the
3 byte format.
*/
{
int t,s,tracks=0;
if(!AllocPatterns()) return 0;
if(!AllocTracks()) return 0;
/* Allocate temporary buffer for loading
and converting the patterns */
if(!(patbuf=(MODNOTE *)MyCalloc(64U*of.numchn,sizeof(MODNOTE)))) return 0;
for(t=0;t<of.numpat;t++){
/* Load the pattern into the temp buffer
and convert it */
for(s=0;s<(64L * of.numchn);s++){
patbuf[s].a=_mm_read_UBYTE();
patbuf[s].b=_mm_read_UBYTE();
patbuf[s].c=_mm_read_UBYTE();
patbuf[s].d=_mm_read_UBYTE();
}
for(s=0;s<of.numchn;s++){
if(!(of.tracks[tracks++]=ConvertTrack(patbuf+s))) return 0;
}
}
return 1;
}
UWORD
_mm_read_I_UWORD (URL reader)
{
UWORD result = _mm_read_UBYTE (reader);
result |= ((UWORD) _mm_read_UBYTE (reader)) << 8;
return result;
}
BOOL DSM_ReadPattern(void)
{
int row=0,flag;
DSMNOTE *n;
/* clear pattern data */
memset(dsmbuf,255,16*64*sizeof(DSMNOTE));
_mm_read_UBYTE(modfp);
_mm_read_UBYTE(modfp);
while(row<64)
{ flag = _mm_read_UBYTE(modfp);
if(_mm_feof(modfp))
{ _mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
if(flag)
{ n = &dsmbuf[((flag&0xf)*64)+row];
if(flag&0x80) n->note = _mm_read_UBYTE(modfp);
if(flag&0x40) n->ins = _mm_read_UBYTE(modfp);
if(flag&0x20) n->vol = _mm_read_UBYTE(modfp);
if(flag&0x10)
{ n->cmd = _mm_read_UBYTE(modfp);
n->inf = _mm_read_UBYTE(modfp);
}
} else row++;
}
return 1;
}
/* Read sample information */
static BOOL OKT_doSAMP(int len)
{
int t;
SAMPLE *q;
OKTSAMPLE s;
of.numins = of.numsmp = (len / 0x20);
if (!AllocSamples())
return 0;
for (t = 0, q = of.samples; t < of.numins; t++, q++) {
_mm_read_UBYTES(s.sampname, 20, modreader);
s.len = _mm_read_M_ULONG(modreader);
s.loopbeg = _mm_read_M_UWORD(modreader);
s.looplen = _mm_read_M_UWORD(modreader);
_mm_read_UBYTE(modreader);
s.volume = _mm_read_UBYTE(modreader);
_mm_read_M_UWORD(modreader);
if (_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_SAMPLEINFO;
return 0;
}
if (!s.len)
q->seekpos = q->length = q->loopstart = q->loopend = q->flags = 0;
else {
s.len--;
/* sanity checks */
if (s.loopbeg > s.len)
s.loopbeg = s.len;
if (s.loopbeg + s.looplen > s.len)
s.looplen = s.len - s.loopbeg;
if (s.looplen < 2)
s.looplen = 0;
q->length = s.len;
q->loopstart = s.loopbeg;
q->loopend = s.looplen + q->loopstart;
q->volume = s.volume;
q->flags = SF_SIGNED;
if (s.looplen)
q->flags |= SF_LOOP;
}
q->samplename = DupStr(s.sampname, 20, 1);
q->speed = 8363;
}
return 1;
}
static BOOL AMF_Test(void)
{
UBYTE id[3],ver;
if(!_mm_read_UBYTES(id,3,modreader)) return 0;
if(memcmp(id,"AMF",3)) return 0;
ver=_mm_read_UBYTE(modreader);
if((ver>=10)&&(ver<=14)) return 1;
return 0;
}
static BOOL IT_ReadPattern(UWORD patrows)
{
int row=0,flag,ch,blah;
ITNOTE *itt=itpat,dummy,*n,*l;
memset(itt,255,200*64*sizeof(ITNOTE));
do {
if((flag=_mm_read_UBYTE(modreader))==EOF) {
_mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
if(!flag) {
itt=&itt[of.numchn];
row++;
} else {
ch=remap[(flag-1)&63];
if(ch!=-1) {
n=&itt[ch];
l=&last[ch];
} else
n=l=&dummy;
if(flag&128) mask[ch]=_mm_read_UBYTE(modreader);
if(mask[ch]&1)
/* convert IT note off to internal note off */
if((l->note=n->note=_mm_read_UBYTE(modreader))==255)
l->note=n->note=253;
if(mask[ch]&2)
l->ins=n->ins=_mm_read_UBYTE(modreader);
if(mask[ch]&4)
l->volpan=n->volpan=_mm_read_UBYTE(modreader);
if(mask[ch]&8) {
l->cmd=n->cmd=_mm_read_UBYTE(modreader);
l->inf=n->inf=_mm_read_UBYTE(modreader);
}
if(mask[ch]&16)
n->note=l->note;
if(mask[ch]&32)
n->ins=l->ins;
if(mask[ch]&64)
n->volpan=l->volpan;
if(mask[ch]&128) {
n->cmd=l->cmd;
n->inf=l->inf;
}
}
} while(row<patrows);
for(blah=0;blah<of.numchn;blah++) {
if(!(of.tracks[numtrk++]=IT_ConvertTrack(&itpat[blah],patrows)))
return 0;
}
return 1;
}
static CHAR *UNI_LoadTitle(void)
{
UBYTE ver;
int posit[3]={304,306,26};
_mm_fseek(modreader,3,SEEK_SET);
ver=_mm_read_UBYTE(modreader);
if(ver=='N') ver='6';
_mm_fseek(modreader,posit[ver-'4'],SEEK_SET);
return readstring();
}
BOOL S3M_Load(BOOL curious)
{
int t,u,track = 0;
SAMPLE *q;
UBYTE pan[32];
/* try to read module header */
_mm_read_string(mh->songname,28,modreader);
mh->t1a =_mm_read_UBYTE(modreader);
mh->type =_mm_read_UBYTE(modreader);
_mm_read_UBYTES(mh->unused1,2,modreader);
mh->ordnum =_mm_read_I_UWORD(modreader);
mh->insnum =_mm_read_I_UWORD(modreader);
mh->patnum =_mm_read_I_UWORD(modreader);
mh->flags =_mm_read_I_UWORD(modreader);
mh->tracker =_mm_read_I_UWORD(modreader);
mh->fileformat =_mm_read_I_UWORD(modreader);
_mm_read_string(mh->scrm,4,modreader);
mh->mastervol =_mm_read_UBYTE(modreader);
mh->initspeed =_mm_read_UBYTE(modreader);
mh->inittempo =_mm_read_UBYTE(modreader);
mh->mastermult =_mm_read_UBYTE(modreader);
mh->ultraclick =_mm_read_UBYTE(modreader);
mh->pantable =_mm_read_UBYTE(modreader);
_mm_read_UBYTES(mh->unused2,8,modreader);
mh->special =_mm_read_I_UWORD(modreader);
_mm_read_UBYTES(mh->channels,32,modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
/* then we can decide the module type */
tracker=mh->tracker>>12;
if((!tracker)||(tracker>=NUMTRACKERS))
tracker=NUMTRACKERS-1; /* unknown tracker */
else {
if(mh->tracker>=0x3217)
tracker=NUMTRACKERS+1; /* IT 2.14p4 */
else if(mh->tracker>=0x3216)
tracker=NUMTRACKERS; /* IT 2.14p3 */
else tracker--;
}
of.modtype = strdup(S3M_Version[tracker]);
if(tracker<NUMTRACKERS) {
of.modtype[numeric[tracker]] = ((mh->tracker>>8) &0xf)+'0';
of.modtype[numeric[tracker]+2] = ((mh->tracker>>4)&0xf)+'0';
of.modtype[numeric[tracker]+3] = ((mh->tracker)&0xf)+'0';
}
static BOOL DSM_ReadPattern(void)
{
int flag,row=0;
SWORD length;
DSMNOTE *n;
/* clear pattern data */
memset(dsmbuf,255,DSM_MAXCHAN*64*sizeof(DSMNOTE));
length=_mm_read_I_SWORD(modreader);
while(row<64) {
flag=_mm_read_UBYTE(modreader);
if((_mm_eof(modreader))||(--length<0)) {
_mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
if(flag) {
n=&dsmbuf[((flag&0xf)*64)+row];
if(flag&0x80) n->note=_mm_read_UBYTE(modreader);
if(flag&0x40) n->ins=_mm_read_UBYTE(modreader);
if(flag&0x20) n->vol=_mm_read_UBYTE(modreader);
if(flag&0x10) {
n->cmd=_mm_read_UBYTE(modreader);
n->inf=_mm_read_UBYTE(modreader);
}
} else
row++;
}
return 1;
}
static BOOL S3M_ReadPattern(void)
{
int row=0,flag,ch;
S3MNOTE *n;
S3MNOTE dummy;
/* clear pattern data */
mod_memset(s3mbuf, (char)255, 16*64*sizeof(S3MNOTE));
while(row<64){
flag=_mm_read_UBYTE();
// if(flag==255)
// {
// gModPlayerErrorMessage=ERROR_LOADING_PATTERN;
// return 0;
// }
if(flag)
{
ch=flag&31;
if(mh_s3m->channels[ch]<16)
{
n=&s3mbuf[(64U*remap[ch])+row];
}
else
{
n=&dummy;
}
if(flag&32)
{
n->note=_mm_read_UBYTE();
n->ins=_mm_read_UBYTE();
}
if(flag&64)
{
n->vol=_mm_read_UBYTE();
}
if(flag&128)
{
n->cmd=_mm_read_UBYTE();
n->inf=_mm_read_UBYTE();
}
}
else
{
row++;
}
}
return 1;
}
/* Read order table */
static BOOL OKT_doPATT(void)
{
int t;
if (!of.numpos || !AllocPositions(of.numpos))
return 0;
for (t = 0; t < 128; t++)
if (t < of.numpos)
of.positions[t] = (UWORD)_mm_read_UBYTE(modreader);
else
break;
return 1;
}
static BOOL IMF_ReadPattern(SLONG size,UWORD rows)
{
int row=0,flag,ch;
IMFNOTE *n,dummy;
/* clear pattern data */
memset(imfpat,255,32*256*sizeof(IMFNOTE));
while((size>0)&&(row<rows)) {
flag=_mm_read_UBYTE(modreader);size--;
if(_mm_eof(modreader)) {
_mm_errno=MMERR_LOADING_PATTERN;
return 0;
}
if(flag) {
ch=remap[flag&31];
if(ch!=-1)
n=&imfpat[256*ch+row];
else
n=&dummy;
if(flag&32) {
n->note=_mm_read_UBYTE(modreader);
if(n->note>=0xa0) n->note=0xa0; /* note off */
n->ins =_mm_read_UBYTE(modreader);
size-=2;
}
if(flag&64) {
size-=2;
n->eff2=_mm_read_UBYTE(modreader);
n->dat2=_mm_read_UBYTE(modreader);
}
if(flag&128) {
n->eff1=_mm_read_UBYTE(modreader);
n->dat1=_mm_read_UBYTE(modreader);
size-=2;
}
} else row++;
}
if((size)||(row!=rows)) {
_mm_errno=MMERR_LOADING_PATTERN;
return 0;
}
return 1;
}
static UBYTE ReadUltEvent(ULTEVENT* event)
{
UBYTE flag,rep=1;
flag = _mm_read_UBYTE(modreader);
if(flag==0xfc) {
rep = _mm_read_UBYTE(modreader);
event->note =_mm_read_UBYTE(modreader);
} else
event->note = flag;
event->sample =_mm_read_UBYTE(modreader);
event->eff =_mm_read_UBYTE(modreader);
event->dat1 =_mm_read_UBYTE(modreader);
event->dat2 =_mm_read_UBYTE(modreader);
return rep;
}
/* Because so many IT files have 64 channels as the set number used, but really
only use far less (usually from 8 to 24 still), I had to make this function,
which determines the number of channels that are actually USED by a pattern.
NOTE: You must first seek to the file location of the pattern before calling
this procedure.
Returns 1 on error
*/
static BOOL IT_GetNumChannels(UWORD patrows)
{
int row=0,flag,ch;
do {
if((flag=_mm_read_UBYTE(modreader))==EOF) {
_mm_errno=MMERR_LOADING_PATTERN;
return 1;
}
if(!flag)
row++;
else {
ch=(flag-1)&63;
remap[ch]=0;
if(flag & 128) mask[ch]=_mm_read_UBYTE(modreader);
if(mask[ch]&1) _mm_read_UBYTE(modreader);
if(mask[ch]&2) _mm_read_UBYTE(modreader);
if(mask[ch]&4) _mm_read_UBYTE(modreader);
if(mask[ch]&8) { _mm_read_UBYTE(modreader);_mm_read_UBYTE(modreader); }
}
} while(row<patrows);
return 0;
}
static int ReadUltEvent(ULTEVENT *event)
{
UBYTE flag,rep=1;
flag=_mm_read_UBYTE();
if(flag==0xfc){
_mm_read_str((char *)&rep,1);
event->note =_mm_read_UBYTE();
}
else{
event->note=flag;
}
event->sample =_mm_read_UBYTE();
event->eff =_mm_read_UBYTE();
event->dat1 =_mm_read_UBYTE();
event->dat2 =_mm_read_UBYTE();
return rep;
}
static BOOL S3M_ReadPattern(void)
{
int row=0,flag,ch;
S3MNOTE *n,dummy;
/* clear pattern data */
memset(s3mbuf,255,32*64*sizeof(S3MNOTE));
while(row<64) {
flag=_mm_read_UBYTE(modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
if(flag) {
ch=remap[flag&31];
if(ch!=-1)
n=&s3mbuf[(64U*ch)+row];
else
n=&dummy;
if(flag&32) {
n->note=_mm_read_UBYTE(modreader);
n->ins=_mm_read_UBYTE(modreader);
}
if(flag&64) {
n->vol=_mm_read_UBYTE(modreader);
if (n->vol>64) n->vol=64;
}
if(flag&128) {
n->cmd=_mm_read_UBYTE(modreader);
n->inf=_mm_read_UBYTE(modreader);
}
} else row++;
}
return 1;
}
/* Because so many s3m files have 16 channels as the set number used, but really
only use far less (usually 8 to 12 still), I had to make this function, which
determines the number of channels that are actually USED by a pattern.
For every channel that's used, it sets the appropriate array entry of the
global variable 'remap'
NOTE: You must first seek to the file location of the pattern before calling
this procedure.
Returns 1 on fail. */
static BOOL S3M_GetNumChannels(void)
{
int row=0,flag,ch;
while(row<64) {
flag=_mm_read_UBYTE(modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_PATTERN;
return 1;
}
if(flag) {
ch=flag&31;
if(mh->channels[ch]<32) remap[ch] = 0;
if(flag&32) {_mm_read_UBYTE(modreader);_mm_read_UBYTE(modreader);}
if(flag&64) _mm_read_UBYTE(modreader);
if(flag&128){_mm_read_UBYTE(modreader);_mm_read_UBYTE(modreader);}
} else row++;
}
return 0;
}
static BOOL MTM_Load(void)
{
MTMSAMPLE s;
INSTRUMENT *d;
SAMPLE *q;
int t,u;
/* try to read module header */
_mm_read_UBYTES(mh_mtm->id,3);
mh_mtm->version =_mm_read_UBYTE();
_mm_read_str(mh_mtm->songname,20);
mh_mtm->numtracks =_mm_read_I_UWORD();
mh_mtm->lastpattern =_mm_read_UBYTE();
mh_mtm->lastorder =_mm_read_UBYTE();
mh_mtm->commentsize =_mm_read_I_UWORD();
mh_mtm->numsamples =_mm_read_UBYTE();
mh_mtm->attribute =_mm_read_UBYTE();
mh_mtm->beatspertrack=_mm_read_UBYTE();
mh_mtm->numchannels =_mm_read_UBYTE();
_mm_read_UBYTES(mh_mtm->panpos,32);
if(modpos > modsize) {
gModPlayerErrorMessage=ERROR_LOADING_HEADER;
return 0;
}
/* set module variables */
of.initspeed=6;
of.inittempo=125;
of.modtype=strdup(MTM_Version);
of.numchn=mh_mtm->numchannels;
of.numtrk=mh_mtm->numtracks+1; /* get number of channels */
of.songname=DupStr(mh_mtm->songname,20); /* make a cstr of songname */
of.numpos=mh_mtm->lastorder+1; /* copy the songlength */
of.numpat=mh_mtm->lastpattern+1;
for(t=0; t<32; t++) of.panning[t]=mh_mtm->panpos[t]<<4;
of.numins=mh_mtm->numsamples;
if(!AllocInstruments()) return 0;
d=of.instruments;
for(t=0; t<of.numins; t++) {
d->numsmp=1;
if(!AllocSamples(d)) return 0;
q=d->samples;
/* try to read sample info */
_mm_read_str(s.samplename,22);
s.length =_mm_read_I_ULONG();
s.reppos =_mm_read_I_ULONG();
s.repend =_mm_read_I_ULONG();
s.finetune =_mm_read_UBYTE();
s.volume =_mm_read_UBYTE();
s.attribute =_mm_read_UBYTE();
if(modpos > modsize) {
gModPlayerErrorMessage=ERROR_LOADING_SAMPLEINFO;
return 0;
}
d->insname=DupStr(s.samplename,22);
q->seekpos=0;
q->c2spd=finetune[s.finetune];
q->length=s.length;
q->loopstart=s.reppos;
q->loopend=s.repend;
q->volume=s.volume;
q->flags=0;
if(s.repend-s.reppos>2) q->flags|=SF_LOOP; /* <- 1.00 bugfix */
if(s.attribute&1) {
/* If the sample is 16-bits, convert the length
and replen byte-values into sample-values */
q->flags|=SF_16BITS;
q->length>>=1;
q->loopstart>>=1;
q->loopend>>=1;
}
d++;
}
static BOOL ULT_Load(BOOL curious)
{
int t,u,tracks=0;
SAMPLE *q;
ULTSAMPLE s;
ULTHEADER mh;
UBYTE nos,noc,nop;
/* try to read module header */
_mm_read_string(mh.id,15,modreader);
_mm_read_string(mh.songtitle,32,modreader);
mh.reserved=_mm_read_UBYTE(modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
ULT_Version[ULT_VERSION_LEN-1]='3'+(mh.id[14]-'1');
of.modtype = DupStr(ULT_Version,ULT_VERSION_LEN,1);
of.initspeed = 6;
of.inittempo = 125;
of.reppos = 0;
/* read songtext */
if ((mh.id[14]>'1')&&(mh.reserved))
if(!ReadLinedComment(mh.reserved * 32, 32)) return 0;
nos=_mm_read_UBYTE(modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
of.songname=DupStr(mh.songtitle,32,1);
of.numins=of.numsmp=nos;
if(!AllocSamples()) return 0;
q = of.samples;
for(t=0; t<nos; t++) {
/* try to read sample info */
_mm_read_string(s.samplename,32,modreader);
_mm_read_string(s.dosname,12,modreader);
s.loopstart =_mm_read_I_ULONG(modreader);
s.loopend =_mm_read_I_ULONG(modreader);
s.sizestart =_mm_read_I_ULONG(modreader);
s.sizeend =_mm_read_I_ULONG(modreader);
s.volume =_mm_read_UBYTE(modreader);
s.flags =_mm_read_UBYTE(modreader);
s.speed =(mh.id[14]>='4')?_mm_read_I_UWORD(modreader):8363;
s.finetune =_mm_read_I_SWORD(modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_SAMPLEINFO;
return 0;
}
q->samplename=DupStr(s.samplename,32,1);
/* The correct formula for the coefficient would be
pow(2,(double)s.finetume/OCTAVE/32768), but to avoid floating point
here, we'll use a first order approximation here.
1/567290 == Ln(2)/OCTAVE/32768 */
q->speed=s.speed+s.speed*(((SLONG)s.speed*(SLONG)s.finetune)/567290);
q->length = s.sizeend-s.sizestart;
q->volume = s.volume>>2;
q->loopstart = s.loopstart;
q->loopend = s.loopend;
q->flags = SF_SIGNED;
if(s.flags&ULTS_LOOP) q->flags|=SF_LOOP;
if(s.flags&ULTS_16BITS) {
s.sizeend+=(s.sizeend-s.sizestart);
s.sizestart<<=1;
q->flags|=SF_16BITS;
q->loopstart>>=1;
q->loopend>>=1;
}
q++;
}
static BOOL UNI_Load(BOOL curious)
{
int t;
char *modtype,*oldtype=NULL;
INSTRUMENT *d;
SAMPLE *q;
/* read module header */
_mm_read_UBYTES(mh.id,4,modreader);
if(mh.id[3]!='N')
universion=mh.id[3]-'0';
else
universion=0x100;
if(universion>=6) {
if (universion==6) {
_mm_skip_BYTE(modreader);
} else {
universion=_mm_read_M_UWORD(modreader);
}
mh.flags =_mm_read_M_UWORD(modreader);
mh.numchn =_mm_read_UBYTE(modreader);
mh.numvoices =_mm_read_UBYTE(modreader);
mh.numpos =_mm_read_M_UWORD(modreader);
mh.numpat =_mm_read_M_UWORD(modreader);
mh.numtrk =_mm_read_M_UWORD(modreader);
mh.numins =_mm_read_M_UWORD(modreader);
mh.numsmp =_mm_read_M_UWORD(modreader);
mh.reppos =_mm_read_M_UWORD(modreader);
mh.initspeed =_mm_read_UBYTE(modreader);
mh.inittempo =_mm_read_UBYTE(modreader);
mh.initvolume=_mm_read_UBYTE(modreader);
/* I expect this to show up soon in APlayer 1.06 format */
if (universion >= 0x106)
mh.bpmlimit=_mm_read_M_UWORD(modreader);
else
mh.bpmlimit=32;
mh.flags &= UF_XMPERIODS | UF_LINEAR | UF_INST | UF_NNA;
mh.flags |= UF_PANNING;
} else {
mh.numchn =_mm_read_UBYTE(modreader);
mh.numpos =_mm_read_I_UWORD(modreader);
mh.reppos =(universion==5)?_mm_read_I_UWORD(modreader):0;
mh.numpat =_mm_read_I_UWORD(modreader);
mh.numtrk =_mm_read_I_UWORD(modreader);
mh.numins =_mm_read_I_UWORD(modreader);
mh.initspeed =_mm_read_UBYTE(modreader);
mh.inittempo =_mm_read_UBYTE(modreader);
_mm_read_UBYTES(mh.positions,256,modreader);
_mm_read_UBYTES(mh.panning,32,modreader);
mh.flags =_mm_read_UBYTE(modreader);
mh.bpmlimit =32;
mh.flags &= UF_XMPERIODS | UF_LINEAR;
mh.flags |= UF_INST | UF_NOWRAP | UF_PANNING;
}
/* set module parameters */
of.flags =mh.flags;
of.numchn =mh.numchn;
of.numpos =mh.numpos;
of.numpat =mh.numpat;
of.numtrk =mh.numtrk;
of.numins =mh.numins;
of.reppos =mh.reppos;
of.initspeed =mh.initspeed;
of.inittempo =mh.inittempo;
if(mh.bpmlimit)
of.bpmlimit=mh.bpmlimit;
else
/* be bug-compatible with older releases */
of.bpmlimit=32;
of.songname=readstring();
if(universion<0x102)
oldtype=readstring();
if(oldtype) {
size_t len=strlen(oldtype)+20;
if(!(modtype=(char*)MikMod_malloc(len))) return 0;
#ifdef HAVE_SNPRINTF
snprintf(modtype,len,"%s (was %s)",(universion>=0x100)?"APlayer":"MikCvt2",oldtype);
#else
sprintf(modtype,"%s (was %s)",(universion>=0x100)?"APlayer":"MikCvt2",oldtype);
#endif
} else {
if(!(modtype=(char*)MikMod_malloc(10))) return 0;
#ifdef HAVE_SNPRINTF
snprintf(modtype,10,"%s",(universion>=0x100)?"APlayer":"MikCvt3");
#else
sprintf(modtype,"%s",(universion>=0x100)?"APlayer":"MikCvt3");
#endif
}
of.modtype=MikMod_strdup(modtype);
MikMod_free(modtype);MikMod_free(oldtype);
of.comment=readstring();
if(universion>=6) {
of.numvoices=mh.numvoices;
of.initvolume=mh.initvolume;
}
if(_mm_eof(modreader)) {
_mm_errno=MMERR_LOADING_HEADER;
return 0;
}
/* positions */
if(!AllocPositions(of.numpos)) return 0;
if(universion>=6) {
if(universion>=0x100)
_mm_read_M_UWORDS(of.positions,of.numpos,modreader);
else
for(t=0;t<of.numpos;t++) of.positions[t]=_mm_read_UBYTE(modreader);
_mm_read_M_UWORDS(of.panning,of.numchn,modreader);
_mm_read_UBYTES(of.chanvol,of.numchn,modreader);
} else {
if((mh.numpos>256)||(mh.numchn>32)) {
_mm_errno=MMERR_LOADING_HEADER;
return 0;
}
for(t=0;t<of.numpos;t++) of.positions[t]=mh.positions[t];
for(t=0;t<of.numchn;t++) of.panning[t]=mh.panning[t];
}
/* convert the ``end of song'' pattern code if necessary */
if(universion<0x106)
for(t=0;t<of.numpos;t++)
if(of.positions[t]==255) of.positions[t]=LAST_PATTERN;
/* instruments and samples */
if(universion>=6) {
of.numsmp=mh.numsmp;
if(!AllocSamples()) return 0;
if(!loadsmp6()) return 0;
if(of.flags&UF_INST) {
if(!AllocInstruments()) return 0;
if(!loadinstr6()) return 0;
}
} else {
if(!AllocInstruments()) return 0;
if(!loadinstr5()) return 0;
if(!AllocSamples()) {
MikMod_free(wh);wh=NULL;
return 0;
}
if(!loadsmp5()) return 0;
/* check if the original file had no instruments */
if(of.numsmp==of.numins) {
for(t=0,d=of.instruments;t<of.numins;t++,d++) {
int u;
if((d->volpts)||(d->panpts)||(d->globvol!=64)) break;
for(u=0;u<96;u++)
if((d->samplenumber[u]!=t)||(d->samplenote[u]!=u)) break;
if(u!=96) break;
}
if(t==of.numins) {
of.flags&=~UF_INST;
of.flags&=~UF_NOWRAP;
for(t=0,d=of.instruments,q=of.samples;t<of.numins;t++,d++,q++) {
q->samplename=d->insname;
d->insname=NULL;
}
}
}
}
/* patterns */
if(!AllocPatterns()) return 0;
if(universion>=6) {
_mm_read_M_UWORDS(of.pattrows,of.numpat,modreader);
_mm_read_M_UWORDS(of.patterns,of.numpat*of.numchn,modreader);
} else {
_mm_read_I_UWORDS(of.pattrows,of.numpat,modreader);
_mm_read_I_UWORDS(of.patterns,of.numpat*of.numchn,modreader);
}
/* tracks */
if(!AllocTracks()) return 0;
for(t=0;t<of.numtrk;t++)
if(!(of.tracks[t]=readtrack())) {
_mm_errno=MMERR_LOADING_TRACK;
return 0;
}
return 1;
}
BOOL IT_Load(BOOL curious)
{
int t,u,lp;
INSTRUMENT *d;
SAMPLE *q;
BOOL compressed=0;
numtrk=0;
filters=0;
/* try to read module header */
_mm_read_I_ULONG(modreader); /* kill the 4 byte header */
_mm_read_string(mh->songname,26,modreader);
_mm_read_UBYTES(mh->blank01,2,modreader);
mh->ordnum =_mm_read_I_UWORD(modreader);
mh->insnum =_mm_read_I_UWORD(modreader);
mh->smpnum =_mm_read_I_UWORD(modreader);
mh->patnum =_mm_read_I_UWORD(modreader);
mh->cwt =_mm_read_I_UWORD(modreader);
mh->cmwt =_mm_read_I_UWORD(modreader);
mh->flags =_mm_read_I_UWORD(modreader);
mh->special =_mm_read_I_UWORD(modreader);
mh->globvol =_mm_read_UBYTE(modreader);
mh->mixvol =_mm_read_UBYTE(modreader);
mh->initspeed =_mm_read_UBYTE(modreader);
mh->inittempo =_mm_read_UBYTE(modreader);
mh->pansep =_mm_read_UBYTE(modreader);
mh->zerobyte =_mm_read_UBYTE(modreader);
mh->msglength =_mm_read_I_UWORD(modreader);
mh->msgoffset =_mm_read_I_ULONG(modreader);
_mm_read_UBYTES(mh->blank02,4,modreader);
_mm_read_UBYTES(mh->pantable,64,modreader);
_mm_read_UBYTES(mh->voltable,64,modreader);
if(_mm_eof(modreader)) {
_mm_errno=MMERR_LOADING_HEADER;
return 0;
}
/* set module variables */
of.songname = DupStr(mh->songname,26,0); /* make a cstr of songname */
of.reppos = 0;
of.numpat = mh->patnum;
of.numins = mh->insnum;
of.numsmp = mh->smpnum;
of.initspeed = mh->initspeed;
of.inittempo = mh->inittempo;
of.initvolume = mh->globvol;
of.flags |= UF_BGSLIDES|UF_ARPMEM;
if(mh->songname[25]) {
of.numvoices=1+mh->songname[25];
#ifdef MIKMOD_DEBUG
fprintf(stderr,"Embedded IT limitation to %d voices\n",of.numvoices);
#endif
}
/* set the module type */
/* 2.17 : IT 2.14p4 */
/* 2.16 : IT 2.14p3 with resonant filters */
/* 2.15 : IT 2.14p3 (improved compression) */
if((mh->cwt<=0x219)&&(mh->cwt>=0x217))
of.modtype=strdup(IT_Version[mh->cmwt<0x214?4:5]);
else if (mh->cwt>=0x215)
of.modtype=strdup(IT_Version[mh->cmwt<0x214?2:3]);
else {
of.modtype = strdup(IT_Version[mh->cmwt<0x214?0:1]);
of.modtype[mh->cmwt<0x214?15:26] = (mh->cwt>>8)+'0';
of.modtype[mh->cmwt<0x214?17:28] = ((mh->cwt>>4)&0xf)+'0';
of.modtype[mh->cmwt<0x214?18:29] = ((mh->cwt)&0xf)+'0';
}
if(mh->flags&8)
of.flags|=(UF_XMPERIODS | UF_LINEAR);
if((mh->cwt>=0x106)&&(mh->flags&16))
old_effect=1;
else
old_effect=0;
/* set panning positions */
for(t=0;t<64;t++) {
mh->pantable[t]&=0x7f;
if(mh->pantable[t]<64)
of.panning[t]=mh->pantable[t]<<2;
else if(mh->pantable[t]==64)
of.panning[t]=255;
else if(mh->pantable[t]==100)
of.panning[t]=PAN_SURROUND;
else if(mh->pantable[t]==127)
of.panning[t]=PAN_CENTER;
else {
_mm_errno=MMERR_LOADING_HEADER;
return 0;
}
}
/* set channel volumes */
memcpy(of.chanvol,mh->voltable,64);
/* read the order data */
if(!AllocPositions(mh->ordnum)) return 0;
if(!(origpositions=_mm_calloc(mh->ordnum,sizeof(UWORD)))) return 0;
for(t=0;t<mh->ordnum;t++) {
origpositions[t]=_mm_read_UBYTE(modreader);
if((origpositions[t]>mh->patnum)&&(origpositions[t]<254))
origpositions[t]=255;
}
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
poslookupcnt=(UBYTE)mh->ordnum;
S3MIT_CreateOrders(curious);
if(!(paraptr=(ULONG*)_mm_malloc((mh->insnum+mh->smpnum+of.numpat)*
sizeof(ULONG)))) return 0;
/* read the instrument, sample, and pattern parapointers */
_mm_read_I_ULONGS(paraptr,mh->insnum+mh->smpnum+of.numpat,modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
/* Check for and load midi information for resonant filters */
if(mh->cmwt>=0x216) {
if(mh->special&8) {
IT_LoadMidiConfiguration(modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
} else
IT_LoadMidiConfiguration(NULL);
filters=1;
}
/* Check for and load song comment */
if((mh->special&1)&&(mh->cwt>=0x104)&&(mh->msglength)) {
_mm_fseek(modreader,(long)(mh->msgoffset),SEEK_SET);
if(!ReadComment(mh->msglength)) return 0;
}
if(!(mh->flags&4)) of.numins=of.numsmp;
if(!AllocSamples()) return 0;
if(!AllocLinear()) return 0;
/* Load all samples */
q = of.samples;
for(t=0;t<mh->smpnum;t++) {
ITSAMPLE s;
/* seek to sample position */
_mm_fseek(modreader,(long)(paraptr[mh->insnum+t]+4),SEEK_SET);
/* load sample info */
_mm_read_string(s.filename,12,modreader);
s.zerobyte = _mm_read_UBYTE(modreader);
s.globvol = _mm_read_UBYTE(modreader);
s.flag = _mm_read_UBYTE(modreader);
s.volume = _mm_read_UBYTE(modreader);
_mm_read_string(s.sampname,26,modreader);
s.convert = _mm_read_UBYTE(modreader);
s.panning = _mm_read_UBYTE(modreader);
s.length = _mm_read_I_ULONG(modreader);
s.loopbeg = _mm_read_I_ULONG(modreader);
s.loopend = _mm_read_I_ULONG(modreader);
s.c5spd = _mm_read_I_ULONG(modreader);
s.susbegin = _mm_read_I_ULONG(modreader);
s.susend = _mm_read_I_ULONG(modreader);
s.sampoffset = _mm_read_I_ULONG(modreader);
s.vibspeed = _mm_read_UBYTE(modreader);
s.vibdepth = _mm_read_UBYTE(modreader);
s.vibrate = _mm_read_UBYTE(modreader);
s.vibwave = _mm_read_UBYTE(modreader);
/* Generate an error if c5spd is > 512k, or samplelength > 256 megs
(nothing would EVER be that high) */
if(_mm_eof(modreader)||(s.c5spd>0x7ffffL)||(s.length>0xfffffffUL)||
(s.loopbeg>0xfffffffUL)||(s.loopend>0xfffffffUL)) {
_mm_errno = MMERR_LOADING_SAMPLEINFO;
return 0;
}
q->samplename = DupStr(s.sampname,26,0);
q->speed = s.c5spd / 2;
q->panning = ((s.panning&127)==64)?255:(s.panning&127)<<2;
q->length = s.length;
q->loopstart = s.loopbeg;
q->loopend = s.loopend;
q->volume = s.volume;
q->globvol = s.globvol;
q->seekpos = s.sampoffset;
/* Convert speed to XM linear finetune */
if(of.flags&UF_LINEAR)
q->speed=speed_to_finetune(s.c5spd,t);
if(s.panning&128) q->flags|=SF_OWNPAN;
if(s.vibrate) {
q->vibflags |= AV_IT;
q->vibtype = s.vibwave;
q->vibsweep = s.vibrate * 2;
q->vibdepth = s.vibdepth;
q->vibrate = s.vibspeed;
}
if(s.flag&2) q->flags|=SF_16BITS;
if((s.flag&8)&&(mh->cwt>=0x214)) {
q->flags|=SF_ITPACKED;
compressed=1;
}
if(s.flag&16) q->flags|=SF_LOOP;
if(s.flag&64) q->flags|=SF_BIDI;
if(mh->cwt>=0x200) {
if(s.convert&1) q->flags|=SF_SIGNED;
if(s.convert&4) q->flags|=SF_DELTA;
}
q++;
}
/* Load instruments if instrument mode flag enabled */
if(mh->flags&4) {
if(!AllocInstruments()) return 0;
d=of.instruments;
of.flags|=UF_NNA|UF_INST;
for(t=0;t<mh->insnum;t++) {
ITINSTHEADER ih;
/* seek to instrument position */
_mm_fseek(modreader,paraptr[t]+4,SEEK_SET);
/* load instrument info */
_mm_read_string(ih.filename,12,modreader);
ih.zerobyte = _mm_read_UBYTE(modreader);
if(mh->cwt<0x200) {
/* load IT 1.xx inst header */
ih.volflg = _mm_read_UBYTE(modreader);
ih.volbeg = _mm_read_UBYTE(modreader);
ih.volend = _mm_read_UBYTE(modreader);
ih.volsusbeg = _mm_read_UBYTE(modreader);
ih.volsusend = _mm_read_UBYTE(modreader);
_mm_read_I_UWORD(modreader);
ih.fadeout = _mm_read_I_UWORD(modreader);
ih.nna = _mm_read_UBYTE(modreader);
ih.dnc = _mm_read_UBYTE(modreader);
} else {
/* Read IT200+ header */
ih.nna = _mm_read_UBYTE(modreader);
ih.dct = _mm_read_UBYTE(modreader);
ih.dca = _mm_read_UBYTE(modreader);
ih.fadeout = _mm_read_I_UWORD(modreader);
ih.ppsep = _mm_read_UBYTE(modreader);
ih.ppcenter = _mm_read_UBYTE(modreader);
ih.globvol = _mm_read_UBYTE(modreader);
ih.chanpan = _mm_read_UBYTE(modreader);
ih.rvolvar = _mm_read_UBYTE(modreader);
ih.rpanvar = _mm_read_UBYTE(modreader);
}
ih.trkvers = _mm_read_I_UWORD(modreader);
ih.numsmp = _mm_read_UBYTE(modreader);
_mm_read_UBYTE(modreader);
_mm_read_string(ih.name,26,modreader);
_mm_read_UBYTES(ih.blank01,6,modreader);
_mm_read_I_UWORDS(ih.samptable,ITNOTECNT,modreader);
if(mh->cwt<0x200) {
/* load IT 1xx volume envelope */
_mm_read_UBYTES(ih.volenv,200,modreader);
for(lp=0;lp<ITENVCNT;lp++) {
ih.oldvoltick[lp] = _mm_read_UBYTE(modreader);
ih.volnode[lp] = _mm_read_UBYTE(modreader);
}
} else {
/* load IT 2xx volume, pan and pitch envelopes */
ih.volflg =_mm_read_UBYTE(modreader);
ih.volpts =_mm_read_UBYTE(modreader);
ih.volbeg =_mm_read_UBYTE(modreader);
ih.volend =_mm_read_UBYTE(modreader);
ih.volsusbeg=_mm_read_UBYTE(modreader);
ih.volsusend=_mm_read_UBYTE(modreader);
for(lp=0;lp<ITENVCNT;lp++) {
ih.volnode[lp]=_mm_read_UBYTE(modreader);
ih.voltick[lp]=_mm_read_I_UWORD(modreader);
}
_mm_read_UBYTE(modreader);
ih.panflg =_mm_read_UBYTE(modreader);
ih.panpts =_mm_read_UBYTE(modreader);
ih.panbeg =_mm_read_UBYTE(modreader);
ih.panend =_mm_read_UBYTE(modreader);
ih.pansusbeg=_mm_read_UBYTE(modreader);
ih.pansusend=_mm_read_UBYTE(modreader);
for(lp=0;lp<ITENVCNT;lp++) {
ih.pannode[lp]=_mm_read_SBYTE(modreader);
ih.pantick[lp]=_mm_read_I_UWORD(modreader);
}
_mm_read_UBYTE(modreader);
ih.pitflg =_mm_read_UBYTE(modreader);
ih.pitpts =_mm_read_UBYTE(modreader);
ih.pitbeg =_mm_read_UBYTE(modreader);
ih.pitend =_mm_read_UBYTE(modreader);
ih.pitsusbeg=_mm_read_UBYTE(modreader);
ih.pitsusend=_mm_read_UBYTE(modreader);
for(lp=0;lp < ITENVCNT; lp++) {
ih.pitnode[lp]=_mm_read_SBYTE(modreader);
ih.pittick[lp]=_mm_read_I_UWORD(modreader);
}
_mm_read_UBYTE(modreader);
}
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_SAMPLEINFO;
return 0;
}
d->volflg|=EF_VOLENV;
d->insname = DupStr(ih.name,26,0);
d->nnatype = ih.nna & NNA_MASK;
if(mh->cwt<0x200) {
d->volfade=ih.fadeout<< 6;
if(ih.dnc) {
d->dct=DCT_NOTE;
d->dca=DCA_CUT;
}
if(ih.volflg&1) d->volflg|=EF_ON;
if(ih.volflg&2) d->volflg|=EF_LOOP;
if(ih.volflg&4) d->volflg|=EF_SUSTAIN;
/* XM conversion of IT envelope Array */
d->volbeg = ih.volbeg;
d->volend = ih.volend;
d->volsusbeg = ih.volsusbeg;
d->volsusend = ih.volsusend;
if(ih.volflg&1) {
for(u=0;u<ITENVCNT;u++)
if(ih.oldvoltick[d->volpts]!=0xff) {
d->volenv[d->volpts].val=(ih.volnode[d->volpts]<<2);
d->volenv[d->volpts].pos=ih.oldvoltick[d->volpts];
d->volpts++;
} else
break;
}
} else {
d->panning=((ih.chanpan&127)==64)?255:(ih.chanpan&127)<<2;
if(!(ih.chanpan&128)) d->flags|=IF_OWNPAN;
if(!(ih.ppsep & 128)) {
d->pitpansep=ih.ppsep<<2;
d->pitpancenter=ih.ppcenter;
d->flags|=IF_PITCHPAN;
}
d->globvol=ih.globvol>>1;
d->volfade=ih.fadeout<<5;
d->dct =ih.dct;
d->dca =ih.dca;
if(mh->cwt>=0x204) {
d->rvolvar = ih.rvolvar;
d->rpanvar = ih.rpanvar;
}
if(ih.volflg&1) d->volflg|=EF_ON;
if(ih.volflg&2) d->volflg|=EF_LOOP;
if(ih.volflg&4) d->volflg|=EF_SUSTAIN;
d->volpts=ih.volpts;
d->volbeg=ih.volbeg;
d->volend=ih.volend;
d->volsusbeg=ih.volsusbeg;
d->volsusend=ih.volsusend;
for(u=0;u<ih.volpts;u++)
d->volenv[u].pos=ih.voltick[u]; if((d->volflg&EF_ON)&&(d->volpts<2))
d->volflg&=~EF_ON;
for(u=0;u<ih.volpts;u++)
d->volenv[u].val=(ih.volnode[u]<<2);
if(ih.panflg&1) d->panflg|=EF_ON;
if(ih.panflg&2) d->panflg|=EF_LOOP;
if(ih.panflg&4) d->panflg|=EF_SUSTAIN;
d->panpts=ih.panpts;
d->panbeg=ih.panbeg;
d->panend=ih.panend;
d->pansusbeg=ih.pansusbeg;
d->pansusend=ih.pansusend;
for(u=0;u<ih.panpts;u++)
d->panenv[u].pos=ih.pantick[u];
if((d->panflg&EF_ON)&&(d->panpts<2))
d->panflg&=~EF_ON;
for(u=0;u<ih.panpts;u++)
d->panenv[u].val=ih.pannode[u]==32?255:(ih.pannode[u]+32)<<2;
if(ih.pitflg&1) d->pitflg|=EF_ON;
if(ih.pitflg&2) d->pitflg|=EF_LOOP;
if(ih.pitflg&4) d->pitflg|=EF_SUSTAIN;
d->pitpts=ih.pitpts;
d->pitbeg=ih.pitbeg;
d->pitend=ih.pitend;
d->pitsusbeg=ih.pitsusbeg;
d->pitsusend=ih.pitsusend;
for(u=0;u<ih.pitpts;u++)
d->pitenv[u].pos=ih.pittick[u];
if((d->pitflg&EF_ON)&&(d->pitpts<2))
d->pitflg&=~EF_ON;
for(u=0;u<ih.pitpts;u++)
d->pitenv[u].val=ih.pitnode[u]+32;
if(ih.pitflg&0x80) {
/* filter envelopes not supported yet */
d->pitflg&=~EF_ON;
ih.pitpts=ih.pitbeg=ih.pitend=0;
#ifdef MIKMOD_DEBUG
{
static int warn=0;
if(!warn)
fputs("\rFilter envelopes not supported yet\n",stderr);
warn=1;
}
#endif
}
}
for(u=0;u<ITNOTECNT;u++) {
d->samplenote[u]=(ih.samptable[u]&255);
d->samplenumber[u]=
(ih.samptable[u]>>8)?((ih.samptable[u]>>8)-1):0xffff;
if(d->samplenumber[u]>=of.numsmp)
d->samplenote[u]=255;
else if (of.flags&UF_LINEAR) {
int note=(int)d->samplenote[u]+noteindex[d->samplenumber[u]];
d->samplenote[u]=(note<0)?0:(note>255?255:note);
}
}
d++;
}
} else if(of.flags & UF_LINEAR) {
static BOOL S3M_Load(void)
{
int t,u,track=0;
INSTRUMENT *d;
SAMPLE *q;
UBYTE isused[16];
UBYTE pan[32];
/* try to read module header */
_mm_read_str(mh_s3m->songname,28);
mh_s3m->t1a =_mm_read_UBYTE();
mh_s3m->type =_mm_read_UBYTE();
_mm_read_UBYTES(mh_s3m->unused1,2);
mh_s3m->ordnum =_mm_read_I_UWORD();
mh_s3m->insnum =_mm_read_I_UWORD();
mh_s3m->patnum =_mm_read_I_UWORD();
mh_s3m->flags =_mm_read_I_UWORD();
mh_s3m->tracker =_mm_read_I_UWORD();
mh_s3m->fileformat =_mm_read_I_UWORD();
_mm_read_str(mh_s3m->scrm,4);
mh_s3m->mastervol =_mm_read_UBYTE();
mh_s3m->initspeed =_mm_read_UBYTE();
mh_s3m->inittempo =_mm_read_UBYTE();
mh_s3m->mastermult =_mm_read_UBYTE();
mh_s3m->ultraclick =_mm_read_UBYTE();
mh_s3m->pantable =_mm_read_UBYTE();
_mm_read_UBYTES(mh_s3m->unused2,8);
mh_s3m->special =_mm_read_I_UWORD();
_mm_read_UBYTES(mh_s3m->channels,32);
if(modpos > modsize){
gModPlayerErrorMessage=ERROR_LOADING_HEADER;
return 0;
}
/* set module variables */
of.modtype=strdup(S3M_Version);
of.songname=DupStr(mh_s3m->songname,28); /* make a cstr of songname */
of.numpat=mh_s3m->patnum;
of.numins=mh_s3m->insnum;
of.initspeed=mh_s3m->initspeed;
of.inittempo=mh_s3m->inittempo;
/* count the number of channels used */
of.numchn=0;
/* for(t=0;t<32;t++) printf("%2.2x ",mh_s3m->channels[t]);
*/
for(t=0;t<32;t++) remap[t]=0;
for(t=0;t<16;t++) isused[t]=0;
/* set a flag for each channel (1 out of of 16) thats being used: */
for(t=0;t<32;t++){
if(mh_s3m->channels[t]<16){
isused[mh_s3m->channels[t]]=1;
}
}
/* give each of them a different number */
for(t=0;t<16;t++){
if(isused[t]){
isused[t]=of.numchn;
of.numchn++;
}
}
/* build the remap array */
for(t=0;t<32;t++){
if(mh_s3m->channels[t]<16){
remap[t]=isused[mh_s3m->channels[t]];
}
}
/* set panning positions */
for(t=0;t<32;t++){
if(mh_s3m->channels[t]<16){
if(mh_s3m->channels[t]<8){
of.panning[remap[t]]=0x30;
}
else{
of.panning[remap[t]]=0xc0;
}
}
}
of.numtrk=of.numpat*of.numchn;
/* printf("Uses %d channels\n",of.numchn);
*/
/* read the order data */
_mm_read_UBYTES(of.positions,mh_s3m->ordnum);
of.numpos=0;
for(t=0;t<mh_s3m->ordnum;t++){
of.positions[of.numpos]=of.positions[t];
if(of.positions[t]<254) of.numpos++;
}
if((paraptr=(UWORD *)MyMalloc((of.numins+of.numpat)*sizeof(UWORD)))==NULL) return 0;
/* read the instrument+pattern parapointers */
_mm_read_I_UWORDS(paraptr,of.numins+of.numpat);
/* printf("pantab %d\n",mh_s3m->pantable);
*/
if(mh_s3m->pantable==252){
/* read the panning table */
_mm_read_UBYTES(pan,32);
/* set panning positions according to panning table (new for st3.2) */
for(t=0;t<32;t++){
if((pan[t]&0x20) && mh_s3m->channels[t]<16){
of.panning[remap[t]]=(pan[t]&0xf)<<4;
}
}
}
/* now is a good time to check if the header was too short :) */
if(modpos > modsize){
gModPlayerErrorMessage=ERROR_LOADING_HEADER;
return 0;
}
if(!AllocInstruments()) return 0;
d=of.instruments;
for(t=0;t<of.numins;t++){
S3MSAMPLE s;
d->numsmp=1;
if(!AllocSamples(d)) return 0;
q=d->samples;
/* seek to instrument position */
_mm_fseek(((long)paraptr[t])<<4,SEEK_SET);
/* and load sample info */
s.type =_mm_read_UBYTE();
_mm_read_str(s.filename,12);
s.memsegh =_mm_read_UBYTE();
s.memsegl =_mm_read_I_UWORD();
s.length =_mm_read_I_ULONG();
s.loopbeg =_mm_read_I_ULONG();
s.loopend =_mm_read_I_ULONG();
s.volume =_mm_read_UBYTE();
s.dsk =_mm_read_UBYTE();
s.pack =_mm_read_UBYTE();
s.flags =_mm_read_UBYTE();
s.c2spd =_mm_read_I_ULONG();
_mm_read_UBYTES(s.unused,12);
_mm_read_str(s.sampname,28);
_mm_read_str(s.scrs,4);
if(modpos > modsize){
gModPlayerErrorMessage=ERROR_LOADING_HEADER;
return 0;
}
d->insname=DupStr(s.sampname,28);
q->c2spd= (unsigned short)s.c2spd;
q->length=s.length;
q->loopstart=s.loopbeg;
q->loopend=s.loopend;
q->volume=s.volume;
q->seekpos=(((long)s.memsegh)<<16|s.memsegl)<<4;
q->flags=0;
if(s.flags&1) q->flags|=SF_LOOP;
if(s.flags&4) q->flags|=SF_16BITS;
if(mh_s3m->fileformat==1) q->flags|=SF_SIGNED;
/* DON'T load sample if it doesn't have the SCRS tag */
if(memcmp(s.scrs,"SCRS",4)!=0) q->length=0;
/* printf("%s\n",d->insname);
*/
d++;
}
if(!AllocTracks())
{
gModPlayerErrorMessage=ERROR_ALLOC_STRUCT;
return 0;
}
if(!AllocPatterns())
{
gModPlayerErrorMessage=ERROR_ALLOC_STRUCT;
return 0;
}
for(t=0;t<of.numpat;t++)
{
/* seek to pattern position ( + 2 skip pattern length ) */
_mm_fseek((((long)paraptr[of.numins+t])<<4)+2,SEEK_SET);
if(!S3M_ReadPattern())
{
gModPlayerErrorMessage = ERROR_LOADING_PATTERN;
return 0;
}
for(u=0;u<of.numchn;u++)
{
if(!(of.tracks[track++]=S3M_ConvertTrack(&s3mbuf[u*64])))
{
gModPlayerErrorMessage = ERROR_LOADING_TRACK;
return 0;
}
}
}
return 1;
}
BOOL
DSM_Load (BOOL curious)
{
int t;
DSMINST s;
SAMPLE *q;
int cursmp = 0, curpat = 0, track = 0;
blocklp = 0;
blockln = 12;
if (!GetBlockHeader ())
return 0;
if (memcmp (blockid, SONGID, 4))
{
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
_mm_read_UBYTES (mh->songname, 28, modreader);
mh->version = _mm_read_I_UWORD (modreader);
mh->flags = _mm_read_I_UWORD (modreader);
mh->reserved2 = _mm_read_I_ULONG (modreader);
mh->numord = _mm_read_I_UWORD (modreader);
mh->numsmp = _mm_read_I_UWORD (modreader);
mh->numpat = _mm_read_I_UWORD (modreader);
mh->numtrk = _mm_read_I_UWORD (modreader);
mh->globalvol = _mm_read_UBYTE (modreader);
mh->mastervol = _mm_read_UBYTE (modreader);
mh->speed = _mm_read_UBYTE (modreader);
mh->bpm = _mm_read_UBYTE (modreader);
_mm_read_UBYTES (mh->panpos, DSM_MAXCHAN, modreader);
_mm_read_UBYTES (mh->orders, DSM_MAXORDERS, modreader);
/* set module variables */
of.initspeed = mh->speed;
of.inittempo = mh->bpm;
of.modtype = strdup (DSM_Version);
of.numchn = mh->numtrk;
of.numpat = mh->numpat;
of.numtrk = of.numchn * of.numpat;
of.songname = DupStr (mh->songname, 28, 1); /* make a cstr of songname */
of.reppos = 0;
for (t = 0; t < DSM_MAXCHAN; t++)
of.panning[t] = mh->panpos[t] == DSM_SURROUND ? PAN_SURROUND :
mh->panpos[t] < 0x80 ? (mh->panpos[t] << 1) : 255;
if (!AllocPositions (mh->numord))
return 0;
of.numpos = 0;
for (t = 0; t < mh->numord; t++)
{
of.positions[of.numpos] = mh->orders[t];
if (mh->orders[t] < 254)
of.numpos++;
}
of.numins = of.numsmp = mh->numsmp;
if (!AllocSamples ())
return 0;
if (!AllocTracks ())
return 0;
if (!AllocPatterns ())
return 0;
while (cursmp < of.numins || curpat < of.numpat)
{
if (!GetBlockHeader ())
return 0;
if (!memcmp (blockid, INSTID, 4) && cursmp < of.numins)
{
q = &of.samples[cursmp];
/* try to read sample info */
_mm_read_UBYTES (s.filename, 13, modreader);
s.flags = _mm_read_I_UWORD (modreader);
s.volume = _mm_read_UBYTE (modreader);
s.length = _mm_read_I_ULONG (modreader);
s.loopstart = _mm_read_I_ULONG (modreader);
s.loopend = _mm_read_I_ULONG (modreader);
s.reserved1 = _mm_read_I_ULONG (modreader);
s.c2spd = _mm_read_I_UWORD (modreader);
s.period = _mm_read_I_UWORD (modreader);
_mm_read_UBYTES (s.samplename, 28, modreader);
q->samplename = DupStr (s.samplename, 28, 1);
q->seekpos = _mm_ftell (modreader);
q->speed = s.c2spd;
q->length = s.length;
q->loopstart = s.loopstart;
q->loopend = s.loopend;
q->volume = s.volume;
if (s.flags & 1)
q->flags |= SF_LOOP;
if (s.flags & 2)
q->flags |= SF_SIGNED;
/* (s.flags&4) means packed sample,
but did they really exist in dsm ? */
cursmp++;
}
else if (!memcmp (blockid, PATTID, 4) && curpat < of.numpat)
{
DSM_ReadPattern ();
for (t = 0; t < of.numchn; t++)
if (!(of.tracks[track++] = DSM_ConvertTrack (&dsmbuf[t * 64])))
return 0;
curpat++;
}
}
return 1;
}
BOOL
FAR_Load (BOOL curious)
{
int t, u, tracks = 0;
SAMPLE *q;
FARSAMPLE s;
FARNOTE *crow;
UBYTE smap[8];
/* try to read module header (first part) */
_mm_read_UBYTES (mh1->id, 4, modreader);
_mm_read_SBYTES (mh1->songname, 40, modreader);
_mm_read_SBYTES (mh1->blah, 3, modreader);
mh1->headerlen = _mm_read_I_UWORD (modreader);
mh1->version = _mm_read_UBYTE (modreader);
_mm_read_UBYTES (mh1->onoff, 16, modreader);
_mm_read_UBYTES (mh1->edit1, 9, modreader);
mh1->speed = _mm_read_UBYTE (modreader);
_mm_read_UBYTES (mh1->panning, 16, modreader);
_mm_read_UBYTES (mh1->edit2, 4, modreader);
mh1->stlen = _mm_read_I_UWORD (modreader);
/* init modfile data */
of.modtype = strdup (FAR_Version);
of.songname = DupStr (mh1->songname, 40, 1);
of.numchn = 16;
of.initspeed = mh1->speed;
of.inittempo = 80;
of.reppos = 0;
for (t = 0; t < 16; t++)
of.panning[t] = mh1->panning[t] << 4;
/* read songtext into comment field */
if (mh1->stlen)
if (!ReadComment (mh1->stlen))
return 0;
/* try to read module header (second part) */
_mm_read_UBYTES (mh2->orders, 256, modreader);
mh2->numpat = _mm_read_UBYTE (modreader);
mh2->snglen = _mm_read_UBYTE (modreader);
mh2->loopto = _mm_read_UBYTE (modreader);
_mm_read_I_UWORDS (mh2->patsiz, 256, modreader);
of.numpos = mh2->snglen;
if (!AllocPositions (of.numpos))
return 0;
for (t = 0; t < of.numpos; t++)
{
if (mh2->orders[t] == 0xff)
break;
of.positions[t] = mh2->orders[t];
}
/* count number of patterns stored in file */
of.numpat = 0;
for (t = 0; t < 256; t++)
if (mh2->patsiz[t])
if ((t + 1) > of.numpat)
of.numpat = t + 1;
of.numtrk = of.numpat * of.numchn;
/* seek across eventual new data */
_mm_fseek (modreader, mh1->headerlen - (869 + mh1->stlen), SEEK_CUR);
/* alloc track and pattern structures */
if (!AllocTracks ())
return 0;
if (!AllocPatterns ())
return 0;
for (t = 0; t < of.numpat; t++)
{
UBYTE rows = 0;
memset (pat, 0, 256 * 16 * 4 * sizeof (FARNOTE));
if (mh2->patsiz[t])
{
rows = _mm_read_UBYTE (modreader);
/* tempo = */ _mm_read_UBYTE (modreader);
crow = pat;
/* file often allocates 64 rows even if there are less in pattern */
if (mh2->patsiz[t] < 2 + (rows * 16 * 4))
{
_mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
for (u = (mh2->patsiz[t] - 2) / 4; u; u--, crow++)
{
crow->note = _mm_read_UBYTE (modreader);
crow->ins = _mm_read_UBYTE (modreader);
crow->vol = _mm_read_UBYTE (modreader);
crow->eff = _mm_read_UBYTE (modreader);
}
if (_mm_eof (modreader))
{
_mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
crow = pat;
of.pattrows[t] = rows;
for (u = 16; u; u--, crow++)
if (!(of.tracks[tracks++] = FAR_ConvertTrack (crow, rows)))
{
_mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
}
else
tracks += 16;
}
/* read sample map */
if (!_mm_read_UBYTES (smap, 8, modreader))
{
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
/* count number of samples used */
of.numins = 0;
for (t = 0; t < 64; t++)
if (smap[t >> 3] & (1 << (t & 7)))
of.numins = t + 1;
of.numsmp = of.numins;
/* alloc sample structs */
if (!AllocSamples ())
return 0;
q = of.samples;
for (t = 0; t < of.numsmp; t++)
{
q->speed = 8363;
q->flags = SF_SIGNED;
if (smap[t >> 3] & (1 << (t & 7)))
{
_mm_read_SBYTES (s.samplename, 32, modreader);
s.length = _mm_read_I_ULONG (modreader);
s.finetune = _mm_read_UBYTE (modreader);
s.volume = _mm_read_UBYTE (modreader);
s.reppos = _mm_read_I_ULONG (modreader);
s.repend = _mm_read_I_ULONG (modreader);
s.type = _mm_read_UBYTE (modreader);
s.loop = _mm_read_UBYTE (modreader);
q->samplename = DupStr (s.samplename, 32, 1);
q->length = s.length;
q->loopstart = s.reppos;
q->loopend = s.repend;
q->volume = s.volume << 2;
if (s.type & 1)
q->flags |= SF_16BITS;
if (s.loop & 8)
q->flags |= SF_LOOP;
q->seekpos = _mm_ftell (modreader);
_mm_fseek (modreader, q->length, SEEK_CUR);
}
else
q->samplename = DupStr (NULL, 0, 0);
q++;
}
static int MTM_Load(int curious)
{
int t,u;
MTMSAMPLE s;
SAMPLE *q;
(void)curious;
/* try to read module header */
_mm_read_UBYTES(mh->id,3,modreader);
mh->version =_mm_read_UBYTE(modreader);
_mm_read_string(mh->songname,20,modreader);
mh->numtracks =_mm_read_I_UWORD(modreader);
mh->lastpattern =_mm_read_UBYTE(modreader);
mh->lastorder =_mm_read_UBYTE(modreader);
mh->commentsize =_mm_read_I_UWORD(modreader);
mh->numsamples =_mm_read_UBYTE(modreader);
mh->attribute =_mm_read_UBYTE(modreader);
mh->beatspertrack=_mm_read_UBYTE(modreader);
mh->numchannels =_mm_read_UBYTE(modreader);
_mm_read_UBYTES(mh->panpos,32,modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
/* set module variables */
of.initspeed = 6;
of.inittempo = 125;
of.modtype = StrDup(MTM_Version);
of.numchn = mh->numchannels;
of.numtrk = mh->numtracks+1; /* get number of channels */
of.songname = DupStr(mh->songname,20,1); /* make a cstr of songname */
of.numpos = mh->lastorder+1; /* copy the songlength */
of.numpat = mh->lastpattern+1;
of.reppos = 0;
of.flags |= UF_PANNING;
for(t=0;t<32;t++) of.panning[t]=mh->panpos[t]<< 4;
of.numins=of.numsmp=mh->numsamples;
if(!AllocSamples()) return 0;
q=of.samples;
for(t=0;t<of.numins;t++) {
/* try to read sample info */
_mm_read_string(s.samplename,22,modreader);
s.length =_mm_read_I_ULONG(modreader);
s.reppos =_mm_read_I_ULONG(modreader);
s.repend =_mm_read_I_ULONG(modreader);
s.finetune =_mm_read_UBYTE(modreader);
s.volume =_mm_read_UBYTE(modreader);
s.attribute =_mm_read_UBYTE(modreader);
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_SAMPLEINFO;
return 0;
}
q->samplename = DupStr(s.samplename,22,1);
q->seekpos = 0;
q->speed = finetune[s.finetune];
q->length = s.length;
q->loopstart = s.reppos;
q->loopend = s.repend;
q->volume = s.volume;
if((s.repend-s.reppos)>2) q->flags |= SF_LOOP;
if(s.attribute&1) {
/* If the sample is 16-bits, convert the length and replen
byte-values into sample-values */
q->flags|=SF_16BITS;
q->length>>=1;
q->loopstart>>=1;
q->loopend>>=1;
}
q++;
}
static BOOL ULT_Load(void)
{
int t,u,tracks=0;
INSTRUMENT *d;
SAMPLE *q;
ULTSAMPLE s;
ULTHEADER mh;
UBYTE nos,noc,nop;
/* try to read module header */
_mm_read_str(mh.id,15);
_mm_read_str(mh.songtitle,32);
mh.reserved=_mm_read_UBYTE();
if(modpos > modsize){
gModPlayerErrorMessage=ERROR_LOADING_HEADER;
return 0;
}
if(mh.id[14]<'1' || mh.id[14]>'4'){
//printf("This version is not yet supported\n");
return 0;
}
of.modtype=strdup(ULT_Version[mh.id[14]-'1']);
of.initspeed=6;
of.inittempo=125;
/* read songtext */
if(!ReadComment((UWORD)(mh.reserved * 32))) return 0;
nos=_mm_read_UBYTE();
if(modpos > modsize){
gModPlayerErrorMessage=ERROR_LOADING_HEADER;
return 0;
}
of.songname=DupStr(mh.songtitle,32);
of.numins=nos;
if(!AllocInstruments()) return 0;
d=of.instruments;
for(t=0;t<nos;t++){
d->numsmp=1;
if(!AllocSamples(d)) return 0;
q=d->samples;
/* try to read sample info */
_mm_read_str(s.samplename,32);
_mm_read_str(s.dosname,12);
s.loopstart =_mm_read_I_ULONG();
s.loopend =_mm_read_I_ULONG();
s.sizestart =_mm_read_I_ULONG();
s.sizeend =_mm_read_I_ULONG();
s.volume =_mm_read_UBYTE();
s.flags =_mm_read_UBYTE();
s.finetune =_mm_read_I_SWORD();
if(modpos > modsize){
gModPlayerErrorMessage=ERROR_LOADING_SAMPLEINFO;
return 0;
}
d->insname=DupStr(s.samplename,32);
q->seekpos=0;
q->c2spd=8363;
if(mh.id[14]>='4'){
_mm_read_I_UWORD(); /* read 1.6 extra info(??) word */
q->c2spd=s.finetune;
}
q->length=s.sizeend-s.sizestart;
q->volume=s.volume>>2;
q->loopstart=s.loopstart;
q->loopend=s.loopend;
q->flags=SF_SIGNED;
if(s.flags&ULTS_LOOP){
q->flags|=SF_LOOP;
}
if(s.flags&ULTS_16BITS){
q->flags|=SF_16BITS;
q->loopstart>>=1;
q->loopend>>=1;
}
/* printf("Sample %d %s length %ld\n",t,d->samplename,d->length); */
d++;
}
static BOOL S69_LoadPatterns(void)
{
int track,row,channel;
UBYTE note,inst,vol,effect,lastfx,lastval;
S69NOTE *cur;
int tracks=0;
if(!AllocPatterns()) return 0;
if(!AllocTracks()) return 0;
for(track=0;track<of.numpat;track++) {
/* set pattern break locations */
of.pattrows[track]=mh->breaks[track]+1;
/* load the 669 pattern */
cur=s69pat;
for(row=0;row<64;row++) {
for(channel=0;channel<8;channel++,cur++) {
cur->a = _mm_read_UBYTE(modreader);
cur->b = _mm_read_UBYTE(modreader);
cur->c = _mm_read_UBYTE(modreader);
}
}
if(_mm_eof(modreader)) {
_mm_errno = MMERR_LOADING_PATTERN;
return 0;
}
/* translate the pattern */
for(channel=0;channel<8;channel++) {
UniReset();
/* set pattern tempo */
UniPTEffect(0xf,78);
UniPTEffect(0xf,mh->tempos[track]);
lastfx=0xff,lastval=0;
for(row=0;row<=mh->breaks[track];row++) {
int a,b,c;
/* fetch the encoded note */
a=s69pat[(row*8)+channel].a;
b=s69pat[(row*8)+channel].b;
c=s69pat[(row*8)+channel].c;
/* decode it */
note=a>>2;
inst=((a&0x3)<<4)|((b&0xf0)>>4);
vol=b&0xf;
if (a<0xff) {
if (a<0xfe) {
UniInstrument(inst);
UniNote(note+2*OCTAVE);
lastfx=0xff; /* reset background effect memory */
}
UniPTEffect(0xc,vol<<2);
}
if ((c!=0xff)||(lastfx!=0xff)) {
if(c==0xff)
c=lastfx,effect=lastval;
else
effect=c&0xf;
switch(c>>4) {
case 0: /* porta up */
UniPTEffect(0x1,effect);
lastfx=c,lastval=effect;
break;
case 1: /* porta down */
UniPTEffect(0x2,effect);
lastfx=c,lastval=effect;
break;
case 2: /* porta to note */
UniPTEffect(0x3,effect);
lastfx=c,lastval=effect;
break;
case 3: /* frequency adjust */
/* DMP converts this effect to S3M FF1. Why not ? */
UniEffect(UNI_S3MEFFECTF,0xf0|effect);
break;
case 4: /* vibrato */
UniPTEffect(0x4,effect);
lastfx=c,lastval=effect;
break;
case 5: /* set speed */
if (effect)
UniPTEffect(0xf,effect);
else
if(mh->marker[0]!=0x69) {
#ifdef MIKMOD_DEBUG
fprintf(stderr,"\r669: unsupported super fast tempo at pat=%d row=%d chan=%d\n",
track,row,channel);
#endif
}
break;
}
}
UniNewline();
}
if(!(of.tracks[tracks++]=UniDup())) return 0;
}
}
return 1;
}
BOOL S69_Load(BOOL curious)
{
int i;
SAMPLE *current;
S69SAMPLE sample;
/* module header */
_mm_read_UBYTES(mh->marker,2,modreader);
_mm_read_UBYTES(mh->message,108,modreader);
mh->nos=_mm_read_UBYTE(modreader);
mh->nop=_mm_read_UBYTE(modreader);
mh->looporder=_mm_read_UBYTE(modreader);
_mm_read_UBYTES(mh->orders,0x80,modreader);
for(i=0;i<0x80;i++)
if ((mh->orders[i]>=0x80)&&(mh->orders[i]!=0xff)) {
_mm_errno=MMERR_NOT_A_MODULE;
return 1;
}
_mm_read_UBYTES(mh->tempos,0x80,modreader);
for(i=0;i<0x80;i++)
if ((!mh->tempos[i])||(mh->tempos[i]>32)) {
_mm_errno=MMERR_NOT_A_MODULE;
return 1;
}
_mm_read_UBYTES(mh->breaks,0x80,modreader);
for(i=0;i<0x80;i++)
if (mh->breaks[i]>0x3f) {
_mm_errno=MMERR_NOT_A_MODULE;
return 1;
}
/* set module variables */
of.initspeed=4;
of.inittempo=78;
of.songname=DupStr(mh->message,36,1);
of.modtype=StrDup(S69_Version[memcmp(mh->marker,"JN",2)==0]);
of.numchn=8;
of.numpat=mh->nop;
of.numins=of.numsmp=mh->nos;
of.numtrk=of.numchn*of.numpat;
of.flags=UF_XMPERIODS|UF_LINEAR;
for(i= 35;(i>= 0)&&(mh->message[i]==' ');i--) mh->message[i]=0;
for(i=36+35;(i>=36+0)&&(mh->message[i]==' ');i--) mh->message[i]=0;
for(i=72+35;(i>=72+0)&&(mh->message[i]==' ');i--) mh->message[i]=0;
if((mh->message[0])||(mh->message[36])||(mh->message[72]))
if((of.comment=(CHAR*)MikMod_malloc(3*(36+1)+1))) {
strncpy(of.comment,mh->message,36);
strcat(of.comment,"\r");
if (mh->message[36]) strncat(of.comment,mh->message+36,36);
strcat(of.comment,"\r");
if (mh->message[72]) strncat(of.comment,mh->message+72,36);
strcat(of.comment,"\r");
of.comment[3*(36+1)]=0;
}
if(!AllocPositions(0x80)) return 0;
for(i=0;i<0x80;i++) {
if(mh->orders[i]>=mh->nop) break;
of.positions[i]=mh->orders[i];
}
of.numpos=i;
of.reppos=mh->looporder<of.numpos?mh->looporder:0;
if(!AllocSamples()) return 0;
current=of.samples;
for(i=0;i<of.numins;i++) {
/* sample information */
_mm_read_UBYTES((UBYTE*)sample.filename,13,modreader);
sample.length=_mm_read_I_SLONG(modreader);
sample.loopbeg=_mm_read_I_SLONG(modreader);
sample.loopend=_mm_read_I_SLONG(modreader);
if (sample.loopend==0xfffff) sample.loopend=0;
if((sample.length<0)||(sample.loopbeg<-1)||(sample.loopend<-1)) {
_mm_errno = MMERR_LOADING_HEADER;
return 0;
}
current->samplename=DupStr(sample.filename,13,1);
current->seekpos=0;
current->speed=0;
current->length=sample.length;
current->loopstart=sample.loopbeg;
current->loopend=sample.loopend;
current->flags=(sample.loopbeg<sample.loopend)?SF_LOOP:0;
current->volume=64;
current++;
}
if(!S69_LoadPatterns()) return 0;
return 1;
}