signed long ioman_findUnusedSpot(IOManager *ioman)
{
signed long r=-1;
unsigned short c;
unsigned char fr=0,lr=0xFF;
for(c=0;c<ioman->numbuf;c++){
if(ioman_getUseCnt(ioman,c)==0){
if(!ioman_isWritable(c) && !fr){
fr=1;
lr=0xFF;
r=-1;
}
if(ioman_isWritable(c) && !fr){
if(ioman_getRefCnt(ioman,c)<=lr){
r=c;
lr=ioman_getRefCnt(ioman,c);
}
}
if(fr && !ioman_isWritable(c)){
if(ioman_getRefCnt(ioman,c)<=lr){
r=c;
lr=ioman_getRefCnt(ioman,c);
}
}
}
}
return(r);
}
esint32 ioman_findUnusedSpot(IOManager *ioman)
{
esint32 r=-1;
euint16 c;
euint8 fr=0,lr=0xFF;
for(c=0;c<ioman->numbuf;c++){
if(ioman_getUseCnt(ioman,c)==0){
if(!ioman_isWritable(c) && !fr){
fr=1;
lr=0xFF;
r=-1;
}
if(ioman_isWritable(c) && !fr){
if(ioman_getRefCnt(ioman,c)<=lr){
r=c;
lr=ioman_getRefCnt(ioman,c);
}
}
if(fr && !ioman_isWritable(c)){
if(ioman_getRefCnt(ioman,c)<=lr){
r=c;
lr=ioman_getRefCnt(ioman,c);
}
}
}
}
return(r);
}
void ioman_printStatus(IOManager *ioman)
{
unsigned short c;
DBG((TXT("IO-Manager -- Report\n====================\n")));
DBG((TXT("Buffer is %i sectors, from %p to %p\n"),
ioman->numbuf,ioman->bufptr,ioman->bufptr+(ioman->numbuf*512)));
for(c=0;c<ioman->numbuf;c++){
if(ioman_isValid(c)){
DBG((TXT("BP %3i\t SC %8li\t\t US %i\t RF %i\t %s %s\n"),
c,ioman->sector[c],ioman_getUseCnt(ioman,c),ioman_getRefCnt(ioman,c),
ioman_isUserBuf(c) ? "USRBUF" : " ",
ioman_isWritable(c) ? "WRITABLE" : "READONLY"));
}
}
}
signed long ioman_findOverallocableSpot(IOManager *ioman)
{
unsigned char points,lp=0xFF;
unsigned short c;
signed long r=-1;
for(c=0;c<ioman->numbuf;c++){
if(ioman->itptr[c]<ioman->numit){
points = 0;
if(ioman_isWritable(c))points+=0x7F;
points += ((unsigned short)(ioman->itptr[c]*0x4D))/(ioman->numit);
points += ((unsigned short)(ioman_getRefCnt(ioman,c)*0x33))/0xFF;
if(points<lp){
lp=points;
r=c;
}
}
}
return(r);
}
esint32 ioman_findOverallocableSpot(IOManager *ioman)
{
euint8 points,lp=0xFF;
euint16 c;
esint32 r=-1;
for(c=0;c<ioman->numbuf;c++){
if(ioman->itptr[c]<ioman->numit){
points = 0;
if(ioman_isWritable(c))points+=0x7F;
points += ((euint16)(ioman->itptr[c]*0x4D))/(ioman->numit);
points += ((euint16)(ioman_getRefCnt(ioman,c)*0x33))/0xFF;
if(points<lp){
lp=points;
r=c;
}
}
}
return(r);
}
