Lines Matching refs:opt
233 struct inet6_skb_parm *opt = IP6CB(skb); in ipv6_dest_hao() local
238 if (opt->dsthao) { in ipv6_dest_hao()
242 opt->dsthao = opt->dst1; in ipv6_dest_hao()
243 opt->dst1 = 0; in ipv6_dest_hao()
297 struct inet6_skb_parm *opt = IP6CB(skb); in ipv6_destopt_rcv() local
319 opt->lastopt = opt->dst1 = skb_network_header_len(skb); in ipv6_destopt_rcv()
321 dstbuf = opt->dst1; in ipv6_destopt_rcv()
326 opt = IP6CB(skb); in ipv6_destopt_rcv()
328 opt->nhoff = dstbuf; in ipv6_destopt_rcv()
330 opt->nhoff = opt->dst1; in ipv6_destopt_rcv()
370 struct inet6_skb_parm *opt = IP6CB(skb); in ipv6_srh_rcv() local
419 opt->srcrt = skb_network_header_len(skb); in ipv6_srh_rcv()
420 opt->lastopt = opt->srcrt; in ipv6_srh_rcv()
422 opt->nhoff = (&hdr->nexthdr) - skb_network_header(skb); in ipv6_srh_rcv()
485 struct inet6_skb_parm *opt = IP6CB(skb); in ipv6_rpl_srh_rcv() local
529 opt->srcrt = skb_network_header_len(skb); in ipv6_rpl_srh_rcv()
530 opt->lastopt = opt->srcrt; in ipv6_rpl_srh_rcv()
532 opt->nhoff = (&hdr->nexthdr) - skb_network_header(skb); in ipv6_rpl_srh_rcv()
651 struct inet6_skb_parm *opt = IP6CB(skb); in ipv6_rthdr_rcv() local
710 opt->lastopt = opt->srcrt = skb_network_header_len(skb); in ipv6_rthdr_rcv()
712 opt->dst0 = opt->dst1; in ipv6_rthdr_rcv()
713 opt->dst1 = 0; in ipv6_rthdr_rcv()
714 opt->nhoff = (&hdr->nexthdr) - skb_network_header(skb); in ipv6_rthdr_rcv()
1037 struct inet6_skb_parm *opt = IP6CB(skb); in ipv6_parse_hopopts() local
1059 opt->flags |= IP6SKB_HOPBYHOP; in ipv6_parse_hopopts()
1062 opt = IP6CB(skb); in ipv6_parse_hopopts()
1063 opt->nhoff = sizeof(struct ipv6hdr); in ipv6_parse_hopopts()
1080 struct ipv6_rt_hdr *opt, in ipv6_push_rthdr0() argument
1086 ihdr = (struct rt0_hdr *) opt; in ipv6_push_rthdr0()
1105 struct ipv6_rt_hdr *opt, in ipv6_push_rthdr4() argument
1111 sr_ihdr = (struct ipv6_sr_hdr *)opt; in ipv6_push_rthdr4()
1154 struct ipv6_rt_hdr *opt, in ipv6_push_rthdr() argument
1157 switch (opt->type) { in ipv6_push_rthdr()
1161 ipv6_push_rthdr0(skb, proto, opt, addr_p, saddr); in ipv6_push_rthdr()
1164 ipv6_push_rthdr4(skb, proto, opt, addr_p, saddr); in ipv6_push_rthdr()
1171 static void ipv6_push_exthdr(struct sk_buff *skb, u8 *proto, u8 type, struct ipv6_opt_hdr *opt) in ipv6_push_exthdr() argument
1173 struct ipv6_opt_hdr *h = skb_push(skb, ipv6_optlen(opt)); in ipv6_push_exthdr()
1175 memcpy(h, opt, ipv6_optlen(opt)); in ipv6_push_exthdr()
1180 void ipv6_push_nfrag_opts(struct sk_buff *skb, struct ipv6_txoptions *opt, in ipv6_push_nfrag_opts() argument
1184 if (opt->srcrt) { in ipv6_push_nfrag_opts()
1185 ipv6_push_rthdr(skb, proto, opt->srcrt, daddr, saddr); in ipv6_push_nfrag_opts()
1190 if (opt->dst0opt) in ipv6_push_nfrag_opts()
1191 ipv6_push_exthdr(skb, proto, NEXTHDR_DEST, opt->dst0opt); in ipv6_push_nfrag_opts()
1193 if (opt->hopopt) in ipv6_push_nfrag_opts()
1194 ipv6_push_exthdr(skb, proto, NEXTHDR_HOP, opt->hopopt); in ipv6_push_nfrag_opts()
1197 void ipv6_push_frag_opts(struct sk_buff *skb, struct ipv6_txoptions *opt, u8 *proto) in ipv6_push_frag_opts() argument
1199 if (opt->dst1opt) in ipv6_push_frag_opts()
1200 ipv6_push_exthdr(skb, proto, NEXTHDR_DEST, opt->dst1opt); in ipv6_push_frag_opts()
1205 ipv6_dup_options(struct sock *sk, struct ipv6_txoptions *opt) in ipv6_dup_options() argument
1209 opt2 = sock_kmalloc(sk, opt->tot_len, GFP_ATOMIC); in ipv6_dup_options()
1211 long dif = (char *)opt2 - (char *)opt; in ipv6_dup_options()
1212 memcpy(opt2, opt, opt->tot_len); in ipv6_dup_options()
1265 ipv6_renew_options(struct sock *sk, struct ipv6_txoptions *opt, in ipv6_renew_options() argument
1272 if (opt) { in ipv6_renew_options()
1273 if (newtype != IPV6_HOPOPTS && opt->hopopt) in ipv6_renew_options()
1274 tot_len += CMSG_ALIGN(ipv6_optlen(opt->hopopt)); in ipv6_renew_options()
1275 if (newtype != IPV6_RTHDRDSTOPTS && opt->dst0opt) in ipv6_renew_options()
1276 tot_len += CMSG_ALIGN(ipv6_optlen(opt->dst0opt)); in ipv6_renew_options()
1277 if (newtype != IPV6_RTHDR && opt->srcrt) in ipv6_renew_options()
1278 tot_len += CMSG_ALIGN(ipv6_optlen(opt->srcrt)); in ipv6_renew_options()
1279 if (newtype != IPV6_DSTOPTS && opt->dst1opt) in ipv6_renew_options()
1280 tot_len += CMSG_ALIGN(ipv6_optlen(opt->dst1opt)); in ipv6_renew_options()
1300 (opt ? opt->hopopt : NULL), in ipv6_renew_options()
1303 (opt ? opt->dst0opt : NULL), in ipv6_renew_options()
1307 (opt ? (struct ipv6_opt_hdr *)opt->srcrt : NULL), in ipv6_renew_options()
1310 (opt ? opt->dst1opt : NULL), in ipv6_renew_options()
1322 struct ipv6_txoptions *opt) in __ipv6_fixup_options()
1328 if (opt->dst0opt && !opt->srcrt) { in __ipv6_fixup_options()
1329 if (opt_space != opt) { in __ipv6_fixup_options()
1330 memcpy(opt_space, opt, sizeof(*opt_space)); in __ipv6_fixup_options()
1331 opt = opt_space; in __ipv6_fixup_options()
1333 opt->opt_nflen -= ipv6_optlen(opt->dst0opt); in __ipv6_fixup_options()
1334 opt->dst0opt = NULL; in __ipv6_fixup_options()
1337 return opt; in __ipv6_fixup_options()
1353 const struct ipv6_txoptions *opt, in fl6_update_dst() argument
1356 if (!opt || !opt->srcrt) in fl6_update_dst()
1361 switch (opt->srcrt->type) { in fl6_update_dst()
1365 fl6->daddr = *((struct rt0_hdr *)opt->srcrt)->addr; in fl6_update_dst()
1369 struct ipv6_sr_hdr *srh = (struct ipv6_sr_hdr *)opt->srcrt; in fl6_update_dst()