91 _in6_cksum_pseudo(struct ip6_hdr *ip6, uint32_t len, uint8_t nxt, uint16_t csum)  in _in6_cksum_pseudo()  argument
109 	uph.ph.ph_len = htonl(len);  in _in6_cksum_pseudo()
137 in6_cksum_pseudo(struct ip6_hdr *ip6, uint32_t len, uint8_t nxt, uint16_t csum)  in in6_cksum_pseudo()  argument
142 	sum = _in6_cksum_pseudo(ip6, len, nxt, csum);  in in6_cksum_pseudo()
153 	int len, sum;  in in6_cksumdata()  local
159 	len = *lenp;  in in6_cksumdata()
162 	if (len == 0) {  in in6_cksumdata()
163 		len = rlen;  in in6_cksumdata()
178 		len--;  in in6_cksumdata()
185 	if ((1 & (uintptr_t)w) && len > 0) {  in in6_cksumdata()
190 		len--;  in in6_cksumdata()
197 	while ((len -= 32) >= 0) {  in in6_cksumdata()
204 	len += 32;  in in6_cksumdata()
205 	while ((len -= 8) >= 0) {  in in6_cksumdata()
209 	len += 8;  in in6_cksumdata()
210 	if (len == 0 && !byte_swapped)  in in6_cksumdata()
213 	while ((len -= 2) >= 0) {  in in6_cksumdata()
219 		if (len == -1) {  in in6_cksumdata()
224 		len++;  in in6_cksumdata()
225 	} else if (len == -1)  in in6_cksumdata()
228 	*lenp = len & 1;  in in6_cksumdata()
239 in6_cksum_partial_one(void *_arg, void *data, u_int len)  in in6_cksum_partial_one()  argument
243 	arg->sum += in6_cksumdata(data, &len, &arg->resid, arg->rlen);  in in6_cksum_partial_one()
244 	arg->rlen = len;  in in6_cksum_partial_one()
256 in6_cksum_partial(struct mbuf *m, uint8_t nxt, uint32_t off, uint32_t len,  in in6_cksum_partial()  argument
275 	KASSERT(m->m_pkthdr.len >= off + len, ("%s: mbuf len (%d) < off(%d)+"  in in6_cksum_partial()
276 	    "len(%d)", __func__, m->m_pkthdr.len, off, len));  in in6_cksum_partial()
283 	uph.ph.ph_len = htonl(len);  in in6_cksum_partial()
331 in6_cksum(struct mbuf *m, uint8_t nxt, uint32_t off, uint32_t len)  in in6_cksum()  argument
333 	return (in6_cksum_partial(m, nxt, off, len, len));  in in6_cksum()