libowfat/mult/range_strinbuf.c
2006-04-17 04:33:40 +00:00

13 lines
312 B
C

#include <rangecheck.h>
/* does an ASCIIZ string starting at "ptr" lie in buf[0..len-1]? */
int range_strinbuf(const void* buf,size_t len,const void* stringstart) {
const char* x;
const char* y;
if (!range_ptrinbuf(buf,len,x=stringstart)) return 0;
y=x+len;
for (; x<y && *x; ++x);
return (x<y);
}