Lines Matching refs:uh
655 struct udphdr *uh, in __udp4_lib_err_encap() argument
683 sk = __udp4_lib_lookup(net, iph->daddr, uh->source, in __udp4_lib_err_encap()
684 iph->saddr, uh->dest, skb->dev->ifindex, 0, in __udp4_lib_err_encap()
719 struct udphdr *uh = (struct udphdr *)(skb->data+(iph->ihl<<2)); in __udp4_lib_err() local
728 sk = __udp4_lib_lookup(net, iph->daddr, uh->dest, in __udp4_lib_err()
729 iph->saddr, uh->source, skb->dev->ifindex, in __udp4_lib_err()
735 sk = __udp4_lib_err_encap(net, iph, uh, udptable, sk, skb, in __udp4_lib_err()
793 udp_sk(sk)->encap_err_rcv(sk, skb, err, uh->dest, info, in __udp4_lib_err()
794 (u8 *)(uh+1)); in __udp4_lib_err()
801 ip_icmp_error(sk, skb, err, uh->dest, info, (u8 *)(uh+1)); in __udp4_lib_err()
838 struct udphdr *uh = udp_hdr(skb); in udp4_hwcsum() local
850 uh->check = ~csum_tcpudp_magic(src, dst, len, in udp4_hwcsum()
868 uh->check = csum_tcpudp_magic(src, dst, len, IPPROTO_UDP, csum); in udp4_hwcsum()
869 if (uh->check == 0) in udp4_hwcsum()
870 uh->check = CSUM_MANGLED_0; in udp4_hwcsum()
881 struct udphdr *uh = udp_hdr(skb); in udp_set_csum() local
884 uh->check = 0; in udp_set_csum()
886 uh->check = ~udp_v4_check(len, saddr, daddr, 0); in udp_set_csum()
888 uh->check = 0; in udp_set_csum()
889 uh->check = udp_v4_check(len, saddr, daddr, lco_csum(skb)); in udp_set_csum()
890 if (uh->check == 0) in udp_set_csum()
891 uh->check = CSUM_MANGLED_0; in udp_set_csum()
896 uh->check = ~udp_v4_check(len, saddr, daddr, 0); in udp_set_csum()
906 struct udphdr *uh; in udp_send_skb() local
911 int datalen = len - sizeof(*uh); in udp_send_skb()
917 uh = udp_hdr(skb); in udp_send_skb()
918 uh->source = inet->inet_sport; in udp_send_skb()
919 uh->dest = fl4->fl4_dport; in udp_send_skb()
920 uh->len = htons(len); in udp_send_skb()
921 uh->check = 0; in udp_send_skb()
972 uh->check = csum_tcpudp_magic(fl4->saddr, fl4->daddr, len, in udp_send_skb()
974 if (uh->check == 0) in udp_send_skb()
975 uh->check = CSUM_MANGLED_0; in udp_send_skb()
2279 struct udphdr *uh, in __udp4_lib_mcast_deliver() argument
2285 unsigned short hnum = ntohs(uh->dest); in __udp4_lib_mcast_deliver()
2304 if (!__udp_is_mcast_sock(net, sk, uh->dest, daddr, in __udp4_lib_mcast_deliver()
2305 uh->source, saddr, dif, sdif, hnum)) in __udp4_lib_mcast_deliver()
2348 static inline int udp4_csum_init(struct sk_buff *skb, struct udphdr *uh, in udp4_csum_init() argument
2357 err = udplite_checksum_init(skb, uh); in udp4_csum_init()
2370 err = (__force int)skb_checksum_init_zero_check(skb, proto, uh->check, in udp4_csum_init()
2394 struct udphdr *uh) in udp_unicast_rcv_skb() argument
2398 if (inet_get_convert_csum(sk) && uh->check && !IS_UDPLITE(sk)) in udp_unicast_rcv_skb()
2419 struct udphdr *uh; in __udp4_lib_rcv() local
2435 uh = udp_hdr(skb); in __udp4_lib_rcv()
2436 ulen = ntohs(uh->len); in __udp4_lib_rcv()
2445 if (ulen < sizeof(*uh) || pskb_trim_rcsum(skb, ulen)) in __udp4_lib_rcv()
2447 uh = udp_hdr(skb); in __udp4_lib_rcv()
2450 if (udp4_csum_init(skb, uh, proto)) in __udp4_lib_rcv()
2461 ret = udp_unicast_rcv_skb(sk, skb, uh); in __udp4_lib_rcv()
2468 return __udp4_lib_mcast_deliver(net, skb, uh, in __udp4_lib_rcv()
2471 sk = __udp4_lib_lookup_skb(skb, uh->source, uh->dest, udptable); in __udp4_lib_rcv()
2473 return udp_unicast_rcv_skb(sk, skb, uh); in __udp4_lib_rcv()
2498 &saddr, ntohs(uh->source), in __udp4_lib_rcv()
2500 &daddr, ntohs(uh->dest)); in __udp4_lib_rcv()
2511 &saddr, ntohs(uh->source), &daddr, ntohs(uh->dest), in __udp4_lib_rcv()
2590 const struct udphdr *uh; in udp_v4_early_demux() local
2602 uh = udp_hdr(skb); in udp_v4_early_demux()
2615 sk = __udp4_lib_mcast_demux_lookup(net, uh->dest, iph->daddr, in udp_v4_early_demux()
2616 uh->source, iph->saddr, in udp_v4_early_demux()
2619 sk = __udp4_lib_demux_lookup(net, uh->dest, iph->daddr, in udp_v4_early_demux()
2620 uh->source, iph->saddr, dif, sdif); in udp_v4_early_demux()