Lines Matching refs:off
147 * off is a offset where TCP/UDP/ICMP6 header starts.
153 inet6_cksum(struct mbuf *m, unsigned int nxt, unsigned int off,
179 if ((m->m_flags & M_PKTHDR) && m->m_pkthdr.len < off + len) {
180 panic("inet6_cksum: mbuf len (%d) < off+len (%d+%d)\n",
181 m->m_pkthdr.len, off, len);
215 while (m != NULL && off > 0) {
216 if (m->m_len <= off)
217 off -= m->m_len;
222 w = (u_int16_t *)(void *)(mtod(m, u_char *) + off);
223 mlen = m->m_len - off;