Mirror of :pserver:cvs@cvs.fefe.de:/cvs libowfat https://www.fefe.de/libowfat/
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#include "byte.h"
#include "buffer.h"
ssize_t buffer_get(buffer* b,char* x,size_t len) {
ssize_t done;
ssize_t blen;
done=0;
if ((ssize_t)len < 0) len=(ssize_t)(((size_t)-1)>>1);
while (len) {
if ((blen=buffer_feed(b))<0) return blen;
if (blen==0) break;
if (blen>=(ssize_t)len)
blen=(ssize_t)len;
byte_copy(x,(size_t)blen,b->x+b->p);
b->p+=(size_t)blen;
len-=(size_t)blen;
x+=blen;
done+=blen;
}
return done;
}