Cross Reference: /src/sys/kern/uipc

Lines Matching refs:off
103 m_peek_data(const struct mbuf *m, int off, int len, void *vp)
108 	if (off < 0 || len < 0)
111 	while (off > 0) {
114 		if (off < m->m_len)
116 		off -= m->m_len;
122 		count = uimin(m->m_len - off, len);
123 		memcpy(cp, mtod(m, char *) + off, count);
126 		off = 0;
224 m_examine_ether(const struct mbuf *m, int off, const char *modif,
230 	pktlen = m_peek_len(m, modif) - off;
234 		return m_examine_hex(m, off, modif, pr);
237 	if (m_peek_data(m, off, sizeof(eh), (void *)(&eh)) < 0) {
239 		return m_examine_hex(m, off, modif, pr);
241 	off += sizeof(eh);
252 		pktlen = m_peek_len(m, modif) - off;
254 			return m_examine_hex(m, off, modif, pr);
256 		if (m_peek_data(m, off + 2, sizeof(eh.ether_type), (void *)(&eh.ether_type)) < 0) {
258 			return m_examine_hex(m, off, modif, pr);
260 		off += 4;
265 		return m_examine_pppoe(m, off, modif, pr);
269 		return m_examine_arp(m, off, modif, pr);
273 		return m_examine_ip(m, off, modif, pr);
277 		return m_examine_ip6(m, off, modif, pr);
284 	return m_examine_hex(m, off, modif, pr);
288 m_examine_pppoe(const struct mbuf *m, int off, const char *modif,
296 	pktlen = m_peek_len(m, modif) - off;
300 		return m_examine_hex(m, off, modif, pr);
303 	if (m_peek_data(m, off, sizeof(ph), (void *)(&ph)) < 0) {
305 		return m_examine_hex(m, off, modif, pr);
307 	off += sizeof(ph);
309 	while (off + sizeof(pt) > pktlen) {
310 		if (m_peek_data(m, off, sizeof(pt), (void *)(&pt)) < 0) {
312 			return m_examine_hex(m, off, modif, pr);
314 		off += sizeof(pt);
318 		off += ntohs(pt.len);
357 		return m_examine_hex(m, off, modif, pr);
363 		return m_examine_hex(m, off, modif, pr);
366 	return m_examine_ppp(m, off, modif, pr);
370 m_examine_ppp(const struct mbuf *m, int off, const char *modif,
377 	pktlen = m_peek_len(m, modif) - off;
381 		return m_examine_hex(m, off, modif, pr);
384 	if (m_peek_data(m, off, sizeof(h), (void *)(&h)) < 0) {
386 		return m_examine_hex(m, off, modif, pr);
388 	off += sizeof(h);
415 			return m_examine_ip(m, off, modif, pr);
419 			return m_examine_ip6(m, off, modif, pr);
440 			return m_examine_ip(m, off, modif, pr);
444 			return m_examine_ip6(m, off, modif, pr);
457 	return m_examine_hex(m, off, modif, pr);
461 m_examine_arp(const struct mbuf *m, int off, const char *modif,
470 	pktlen = m_peek_len(m, modif) - off;
474 		return m_examine_hex(m, off, modif, pr);
477 	if (m_peek_data(m, off, sizeof(ar), (void *)(&ar)) < 0) {
479 		return m_examine_hex(m, off, modif, pr);
481 	off += sizeof(ar);
494 		return m_examine_hex(m, off, modif, pr);
526 		return m_examine_hex(m, off, modif, pr);
529 	if (m_peek_data(m, off, sizeof(esaddr), (void *)(esaddr)) < 0) {
531 		return m_examine_hex(m, off, modif, pr);
533 	off += sizeof(esaddr);
536 	if (m_peek_data(m, off, sizeof(isaddr), (void *)(&isaddr)) < 0) {
538 		return m_examine_hex(m, off, modif, pr);
540 	off += sizeof(isaddr);
543 	if (m_peek_data(m, off, sizeof(etaddr), (void *)(etaddr)) < 0) {
545 		return m_examine_hex(m, off, modif, pr);
547 	off += sizeof(etaddr);
550 	if (m_peek_data(m, off, sizeof(itaddr), (void *)(&itaddr)) < 0) {
552 		return m_examine_hex(m, off, modif, pr);
554 	off += sizeof(itaddr);
557 	return m_examine_hex(m, off, modif, pr);
561 m_examine_ip(const struct mbuf *m, int off, const char *modif,
568 	pktlen = m_peek_len(m, modif) - off;
572 		return m_examine_hex(m, off, modif, pr);
575 	if (m_peek_data(m, off, sizeof(ip), (void *)(&ip)) < 0) {
577 		return m_examine_hex(m, off, modif, pr);
579 	off += sizeof(ip);
604 		return m_examine_icmp(m, off, modif, pr);
607 		return m_examine_tcp(m, off, modif, pr);
610 		return m_examine_udp(m, off, modif, pr);
616 	return m_examine_hex(m, off, modif, pr);
620 m_examine_icmp(const struct mbuf *m, int off, const char *modif,
626 	pktlen = m_peek_len(m, modif) - off;
630 		return m_examine_hex(m, off, modif, pr);
633 	if (m_peek_data(m, off, sizeof(icmphdr), (void *)(&icmphdr)) < 0) {
635 		return m_examine_hex(m, off, modif, pr);
637 	off += sizeof(icmphdr);
662 	return m_examine_hex(m, off, modif, pr);
666 m_examine_ip6(const struct mbuf *m, int off, const char *modif,
677 	pktlen = m_peek_len(m, modif) - off;
681 		return m_examine_hex(m, off, modif, pr);
684 	if (m_peek_data(m, off, sizeof(ip6), (void *)(&ip6)) < 0) {
686 		return m_examine_hex(m, off, modif, pr);
688 	off += sizeof(ip6);
703 		if (m_peek_data(m, off, sizeof(hbh), (void *)(&hbh)) < 0) {
705 			return m_examine_hex(m, off, modif, pr);
709 		off += hbhlen;
717 		return m_examine_icmp6(m, off, modif, pr);
720 		return m_examine_tcp(m, off, modif, pr);
723 		return m_examine_udp(m, off, modif, pr);
729 	return m_examine_hex(m, off, modif, pr);
733 m_examine_icmp6(const struct mbuf *m, int off, const char *modif,
739 	pktlen = m_peek_len(m, modif) - off;
743 		return m_examine_hex(m, off, modif, pr);
746 	if (m_peek_data(m, off, sizeof(icmp6), (void *)(&icmp6)) < 0) {
748 		return m_examine_hex(m, off, modif, pr);
750 	off += sizeof(icmp6);
805 	return m_examine_hex(m, off, modif, pr);
809 m_examine_tcp(const struct mbuf *m, int off, const char *modif,
815 	pktlen = m_peek_len(m, modif) - off;
819 		return m_examine_hex(m, off, modif, pr);
822 	if (m_peek_data(m, off, sizeof(tcp), (void *)(&tcp)) < 0) {
824 		return m_examine_hex(m, off, modif, pr);
826 	off += sizeof(tcp);
861 		if ((bufp == NULL) || (m_peek_data(m, off, len, bufp) < 0)) {
865 			return m_examine_hex(m, off, modif, pr);
867 		off += len;
935 	if (off < pktlen)
936 		m_examine_hex(m, off, modif, pr);
942 m_examine_udp(const struct mbuf *m, int off, const char *modif,
948 	pktlen = m_peek_len(m, modif) - off;
952 		return m_examine_hex(m, off, modif, pr);
955 	if (m_peek_data(m, off, sizeof(udp), (void *)(&udp)) < 0) {
957 		return m_examine_hex(m, off, modif, pr);
959 	off += sizeof(udp);
965 	return m_examine_hex(m, off, modif, pr);
969 m_examine_hex(const struct mbuf *m, int off, const char *modif,
976 	pktlen = m_peek_len(m, modif) - off;
983 	(*pr)("offset %04d: ", off);
985 		if (m_peek_data(m, off, sizeof(v), (void *)(&v)) < 0)
988 		off++;
997 			(*pr)("offset %04d: ", off);