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/* fgetshort.c 1.3 (CARL) 9/12/86 16:26:51 */
#include <stdio.h>
#include <carl/defaults.h>
#include <carl/carl.h>
#include <carl/procom.h>
/*
* fgetshort - get shortsam
* takes:
* fp - pointer to a short
* iop - file descriptor
* returns:
* fbp->ssize if successful
* -1 on errors
* 0 if out of input
* side effects:
* sets up buffer for samples
* if a header is present, it is read in and stored on the
* property list associated with this iop
* notes:
* see the macro for getshort()
*/
fgetshort(sp, iop)
short *sp;
FILE *iop;
{
register struct fltbuf *fbp;
register short *sx;
fbp = &fb[fileno(iop)]; /* get fid buffer pointer */
if (fbp->gpflt == 0) { /* first time? */
set_sample_size(sizeof(short));
if (finitbuf(iop)) /* setup buffer */
return(-1);
if (!fbp->prop) /* go get header */
getheader(iop);
}
if (fbp->pos >= fbp->n) { /* get shortsam */
if ((fbp->n = read(fileno(iop),(char *)fbp->fbuf,P_BUFSIZE))<=0)
return(fbp->n);
fbp->pos = 0;
fbp->n /= fbp->ssize;
}
sx = (short *) fbp->fbuf;
*sp = sx[fbp->pos++]; /* copy out of buffer */
return(fbp->ssize); /* success */
}
These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.