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Preparations for option -isosize via fifo (only a debug message yet)

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Thomas Schmitt
2007-03-27 21:33:22 +00:00
parent 45b103891f
commit 9e5c8290f1
4 changed files with 75 additions and 2 deletions
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30
libburn/trunk/cdrskin/cdrfifo.c
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@ -77,6 +77,8 @@ struct CdrfifO {
double empty_counter;
double full_counter;
/* eventual ISO-9660 image size obtained from first 64k of input */
double iso_fs_size;
/* (sequential) fd chaining */
/* fds: 0=source, 1=dest */
@ -159,6 +161,7 @@ int Cdrfifo_new(struct CdrfifO **ff, int source_fd, int dest_fd,
o->get_counter= 0.0;
o->empty_counter= 0.0;
o->full_counter= 0.0;
o->iso_fs_size= -1.0;
for(i= 0; i<Cdrfifo_ffd_maX; i++) {
o->follow_up_fds[i][0]= o->follow_up_fds[i][1]= -1;
o->follow_up_eop[i]= o->follow_up_sod[i]= -1;
@ -390,6 +393,13 @@ int Cdrfifo_get_min_fill(struct CdrfifO *o, int *total_min_fill,
}
int Cdrfifo_get_iso_fs_size(struct CdrfifO *o, double *size_in_bytes, int flag)
{
*size_in_bytes= o->iso_fs_size;
return(o->iso_fs_size>=2048);
}
/** Get counters which are mentioned by cdrecord at the end of burning.
It still has to be examined wether they mean what i believe they do.
*/
@ -398,7 +408,7 @@ int Cdrfifo_get_cdr_counters(struct CdrfifO *o,
double *empty_counter, double *full_counter,
int flag)
{
*put_counter= o->put_counter;;
*put_counter= o->put_counter;
*get_counter= o->get_counter;
*empty_counter= o->empty_counter;
*full_counter= o->full_counter;
@ -870,6 +880,24 @@ int Cdrfifo_fill(struct CdrfifO *o, int size, int flag)
if(ret==2)
break;
}
#ifndef Cdrfifo_standalonE
{ int Scan_for_iso_size(unsigned char data[2048], double *size_in_bytes,
int flag);
int i;
double size;
/* try to obtain an ISO-9660 file system size */
for(i= 0; i<32*2048 && i+2048<=fill; i+=2048) {
ret= Scan_for_iso_size((unsigned char *) (o->buffer+i), &size, 0);
if(ret<=0)
continue;
o->iso_fs_size= size;
break;
}
}
#endif
o->total_min_fill= fill;
o->interval_min_fill= fill;
return(1);