netresolv/nameser/ns_name.c

100 ns_name_ntop(const u_char *src, char *dst, size_t dstsiz)
109 	dn = dst;
110 	eom = dst + dstsiz;
118 		if (dn != dst) {
176 	if (dn == dst) {
188 	assert(INT_MIN <= (dn - dst) && (dn - dst) <= INT_MAX);
189 	return (int)(dn - dst);
205 ns_name_pton(const char *src, u_char *dst, size_t dstsiz) {
206 	return (ns_name_pton2(src, dst, dstsiz, NULL));
210  * ns_name_pton2(src, dst, dstsiz, *dstlen)
222 ns_name_pton2(const char *src, u_char *dst, size_t dstsiz, size_t *dstlen) {
228 	bp = dst;
229 	eom = dst + dstsiz;
299 				if ((bp - dst) > MAXCDNAME) {
304 					*dstlen = (bp - dst);
338 	if ((bp - dst) > MAXCDNAME) {	/*%< src too big */
343 		*dstlen = (bp - dst);
358 ns_name_ntol(const u_char *src, u_char *dst, size_t dstsiz)
367 	dn = dst;
368 	eom = dst + dstsiz;
398 	assert(INT_MIN <= (dn - dst) && (dn - dst) <= INT_MAX);
399 	return (int)(dn - dst);
410 	       u_char *dst, size_t dstsiz)
412 	return (ns_name_unpack2(msg, eom, src, dst, dstsiz, NULL));
416  * ns_name_unpack2(msg, eom, src, dst, dstsiz, *dstlen)
425 		u_char *dst, size_t dstsiz, size_t *dstlen)
433 	dstp = dst;
435 	dstlim = dst + dstsiz;
496 		*dstlen = dstp - dst;
524 ns_name_pack(const u_char *src, u_char *dst, int dstsiz,
533 	dstp = dst;
581 				assert(INT_MIN <= (dstp - dst) && (dstp - dst) <= INT_MAX);
582 				return (int)(dstp - dst);
613 	assert(INT_MIN <= (dstp - dst) && (dstp - dst) <= INT_MAX);
614 	return (int)(dstp - dst);
628 		   char *dst, size_t dstsiz)
635 	if (ns_name_ntop(tmp, dst, dstsiz) == -1)
644  *\li	Number of bytes consumed in `dst' or -1 (with errno set).
656 ns_name_compress(const char *src, u_char *dst, size_t dstsiz,
663 	return (ns_name_pack(tmp, dst, (int)dstsiz, dnptrs, lastdnptr));
1043 		unsigned char ** dst, unsigned const char *eom)
1065 	for (tp = *dst + 1; cp < end && tp < eom; cp++) {
1139 	**dst = blen;
1142 	*dst = tp;