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Searched refs:udph (Results 1 - 25 of 67) sorted by relevance

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/kernel/linux/linux-5.10/net/netfilter/ipvs/
H A Dip_vs_proto_udp.c139 struct udphdr *udph; in udp_snat_handler() local
151 if (skb_ensure_writable(skb, udphoff + sizeof(*udph))) in udp_snat_handler()
173 udph = (void *)skb_network_header(skb) + udphoff; in udp_snat_handler()
174 udph->source = cp->vport; in udp_snat_handler()
180 udp_partial_csum_update(cp->af, udph, &cp->daddr, &cp->vaddr, in udp_snat_handler()
183 } else if (!payload_csum && (udph->check != 0)) { in udp_snat_handler()
185 udp_fast_csum_update(cp->af, udph, &cp->daddr, &cp->vaddr, in udp_snat_handler()
192 udph->check = 0; in udp_snat_handler()
196 udph->check = csum_ipv6_magic(&cp->vaddr.in6, in udp_snat_handler()
202 udph in udp_snat_handler()
222 struct udphdr *udph; udp_dnat_handler() local
[all...]
/kernel/linux/linux-6.6/net/netfilter/ipvs/
H A Dip_vs_proto_udp.c139 struct udphdr *udph; in udp_snat_handler() local
151 if (skb_ensure_writable(skb, udphoff + sizeof(*udph))) in udp_snat_handler()
173 udph = (void *)skb_network_header(skb) + udphoff; in udp_snat_handler()
174 udph->source = cp->vport; in udp_snat_handler()
180 udp_partial_csum_update(cp->af, udph, &cp->daddr, &cp->vaddr, in udp_snat_handler()
183 } else if (!payload_csum && (udph->check != 0)) { in udp_snat_handler()
185 udp_fast_csum_update(cp->af, udph, &cp->daddr, &cp->vaddr, in udp_snat_handler()
192 udph->check = 0; in udp_snat_handler()
196 udph->check = csum_ipv6_magic(&cp->vaddr.in6, in udp_snat_handler()
202 udph in udp_snat_handler()
222 struct udphdr *udph; udp_dnat_handler() local
[all...]
/kernel/linux/linux-5.10/net/sched/
H A Dact_csum.c256 struct udphdr *udph; in tcf_csum_ipv4_udp() local
265 * udph->len to get the real length without any protocol check, in tcf_csum_ipv4_udp()
266 * UDPLITE uses udph->len for another thing, in tcf_csum_ipv4_udp()
270 udph = tcf_csum_skb_nextlayer(skb, ihl, ipl, sizeof(*udph)); in tcf_csum_ipv4_udp()
271 if (udph == NULL) in tcf_csum_ipv4_udp()
275 ul = ntohs(udph->len); in tcf_csum_ipv4_udp()
277 if (udplite || udph->check) { in tcf_csum_ipv4_udp()
279 udph->check = 0; in tcf_csum_ipv4_udp()
283 skb->csum = csum_partial(udph, ip in tcf_csum_ipv4_udp()
312 struct udphdr *udph; tcf_csum_ipv6_udp() local
[all...]
/kernel/linux/linux-6.6/net/sched/
H A Dact_csum.c257 struct udphdr *udph; in tcf_csum_ipv4_udp() local
266 * udph->len to get the real length without any protocol check, in tcf_csum_ipv4_udp()
267 * UDPLITE uses udph->len for another thing, in tcf_csum_ipv4_udp()
271 udph = tcf_csum_skb_nextlayer(skb, ihl, ipl, sizeof(*udph)); in tcf_csum_ipv4_udp()
272 if (udph == NULL) in tcf_csum_ipv4_udp()
276 ul = ntohs(udph->len); in tcf_csum_ipv4_udp()
278 if (udplite || udph->check) { in tcf_csum_ipv4_udp()
280 udph->check = 0; in tcf_csum_ipv4_udp()
284 skb->csum = csum_partial(udph, ip in tcf_csum_ipv4_udp()
313 struct udphdr *udph; tcf_csum_ipv6_udp() local
[all...]
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/progs/
H A Ddecap_sanity.c36 struct udphdr udph; in decap_sanity() local
48 if (bpf_skb_load_bytes(skb, ETH_HLEN + sizeof(ip6h), &udph, sizeof(udph))) in decap_sanity()
51 if (udph.dest != __bpf_constant_htons(UDP_TEST_PORT)) in decap_sanity()
56 err = bpf_skb_adjust_room(skb, -(s32)(ETH_HLEN + sizeof(ip6h) + sizeof(udph)), in decap_sanity()
/kernel/linux/linux-5.10/net/ipv4/netfilter/
H A Dnf_nat_snmp_basic_main.c129 struct udphdr *udph = (struct udphdr *)((__be32 *)iph + iph->ihl); in snmp_translate() local
130 u16 datalen = ntohs(udph->len) - sizeof(struct udphdr); in snmp_translate()
131 char *data = (unsigned char *)udph + sizeof(struct udphdr); in snmp_translate()
146 ctx.begin = (unsigned char *)udph + sizeof(struct udphdr); in snmp_translate()
147 ctx.check = &udph->check; in snmp_translate()
167 const struct udphdr *udph = (struct udphdr *)((__be32 *)iph + iph->ihl); in help() local
170 if (udph->source == htons(SNMP_PORT) && dir != IP_CT_DIR_REPLY) in help()
172 if (udph->dest == htons(SNMP_TRAP_PORT) && dir != IP_CT_DIR_ORIGINAL) in help()
184 if (ntohs(udph->len) != skb->len - (iph->ihl << 2)) { in help()
/kernel/linux/linux-6.6/net/ipv4/netfilter/
H A Dnf_nat_snmp_basic_main.c129 struct udphdr *udph = (struct udphdr *)((__be32 *)iph + iph->ihl); in snmp_translate() local
130 u16 datalen = ntohs(udph->len) - sizeof(struct udphdr); in snmp_translate()
131 char *data = (unsigned char *)udph + sizeof(struct udphdr); in snmp_translate()
146 ctx.begin = (unsigned char *)udph + sizeof(struct udphdr); in snmp_translate()
147 ctx.check = &udph->check; in snmp_translate()
167 const struct udphdr *udph = (struct udphdr *)((__be32 *)iph + iph->ihl); in help() local
170 if (udph->source == htons(SNMP_PORT) && dir != IP_CT_DIR_REPLY) in help()
172 if (udph->dest == htons(SNMP_TRAP_PORT) && dir != IP_CT_DIR_ORIGINAL) in help()
184 if (ntohs(udph->len) != skb->len - (iph->ihl << 2)) { in help()
/kernel/linux/linux-5.10/drivers/net/ethernet/mellanox/mlx5/core/
H A Den_selftest.c107 struct udphdr *udph; in mlx5e_test_get_udp_skb() local
128 udph = skb_put(skb, sizeof(struct udphdr)); in mlx5e_test_get_udp_skb()
136 udph->source = htons(9); in mlx5e_test_get_udp_skb()
137 udph->dest = htons(9); /* Discard Protocol */ in mlx5e_test_get_udp_skb()
138 udph->len = htons(sizeof(struct mlx5ehdr) + sizeof(struct udphdr)); in mlx5e_test_get_udp_skb()
139 udph->check = 0; in mlx5e_test_get_udp_skb()
188 struct udphdr *udph; in mlx5e_test_loopback_validate() local
204 udph = (struct udphdr *)((u8 *)iph + 4 * iph->ihl); in mlx5e_test_loopback_validate()
205 if (udph->dest != htons(9)) in mlx5e_test_loopback_validate()
208 mlxh = (struct mlx5ehdr *)((char *)udph in mlx5e_test_loopback_validate()
[all...]
/kernel/linux/linux-6.6/drivers/net/ethernet/mellanox/mlx5/core/
H A Den_selftest.c84 struct udphdr *udph; in mlx5e_test_get_udp_skb() local
105 udph = skb_put(skb, sizeof(struct udphdr)); in mlx5e_test_get_udp_skb()
113 udph->source = htons(9); in mlx5e_test_get_udp_skb()
114 udph->dest = htons(9); /* Discard Protocol */ in mlx5e_test_get_udp_skb()
115 udph->len = htons(sizeof(struct mlx5ehdr) + sizeof(struct udphdr)); in mlx5e_test_get_udp_skb()
116 udph->check = 0; in mlx5e_test_get_udp_skb()
165 struct udphdr *udph; in mlx5e_test_loopback_validate() local
181 udph = (struct udphdr *)((u8 *)iph + 4 * iph->ihl); in mlx5e_test_loopback_validate()
182 if (udph->dest != htons(9)) in mlx5e_test_loopback_validate()
185 mlxh = (struct mlx5ehdr *)((char *)udph in mlx5e_test_loopback_validate()
[all...]
/kernel/linux/linux-5.10/tools/testing/selftests/net/
H A Dtxring_overwrite.c43 struct udphdr *udph; in build_packet() local
65 udph = buffer + off; in build_packet()
66 udph->dest = htons(8000); in build_packet()
67 udph->source = htons(8001); in build_packet()
68 udph->len = htons(blen - off); in build_packet()
69 udph->check = 0; in build_packet()
71 off += sizeof(*udph); in build_packet()
H A Dpsock_snd.c137 struct udphdr *udph = header; in build_udp_header() local
138 int len = sizeof(*udph) + payload_len; in build_udp_header()
140 udph->source = htons(9); in build_udp_header()
141 udph->dest = htons(cfg_port); in build_udp_header()
142 udph->len = htons(len); in build_udp_header()
145 udph->check = build_ip_csum(header - (2 * alen), alen, in build_udp_header()
146 htons(IPPROTO_UDP) + udph->len); in build_udp_header()
148 udph->check = 0; in build_udp_header()
150 return sizeof(*udph); in build_udp_header()
/kernel/linux/linux-6.6/tools/testing/selftests/net/
H A Dtxring_overwrite.c43 struct udphdr *udph; in build_packet() local
65 udph = buffer + off; in build_packet()
66 udph->dest = htons(8000); in build_packet()
67 udph->source = htons(8001); in build_packet()
68 udph->len = htons(blen - off); in build_packet()
69 udph->check = 0; in build_packet()
71 off += sizeof(*udph); in build_packet()
H A Dpsock_snd.c137 struct udphdr *udph = header; in build_udp_header() local
138 int len = sizeof(*udph) + payload_len; in build_udp_header()
140 udph->source = htons(9); in build_udp_header()
141 udph->dest = htons(cfg_port); in build_udp_header()
142 udph->len = htons(len); in build_udp_header()
145 udph->check = build_ip_csum(header - (2 * alen), alen, in build_udp_header()
146 htons(IPPROTO_UDP) + udph->len); in build_udp_header()
148 udph->check = 0; in build_udp_header()
150 return sizeof(*udph); in build_udp_header()
/kernel/linux/linux-5.10/net/netfilter/
H A Dnf_nat_helper.c145 struct udphdr *udph; in nf_nat_mangle_udp_packet() local
156 udph = (void *)skb->data + protoff; in nf_nat_mangle_udp_packet()
159 mangle_contents(skb, protoff + sizeof(*udph), in nf_nat_mangle_udp_packet()
164 udph->len = htons(datalen); in nf_nat_mangle_udp_packet()
167 if (!udph->check && skb->ip_summed != CHECKSUM_PARTIAL) in nf_nat_mangle_udp_packet()
171 udph, &udph->check, datalen, oldlen); in nf_nat_mangle_udp_packet()
H A Dnf_flow_table_ip.c54 struct udphdr *udph; in nf_flow_nat_ip_udp() local
56 if (skb_try_make_writable(skb, thoff + sizeof(*udph))) in nf_flow_nat_ip_udp()
59 udph = (void *)(skb_network_header(skb) + thoff); in nf_flow_nat_ip_udp()
60 if (udph->check || skb->ip_summed == CHECKSUM_PARTIAL) { in nf_flow_nat_ip_udp()
61 inet_proto_csum_replace4(&udph->check, skb, addr, in nf_flow_nat_ip_udp()
63 if (!udph->check) in nf_flow_nat_ip_udp()
64 udph->check = CSUM_MANGLED_0; in nf_flow_nat_ip_udp()
334 struct udphdr *udph; in nf_flow_nat_ipv6_udp() local
336 if (skb_try_make_writable(skb, thoff + sizeof(*udph))) in nf_flow_nat_ipv6_udp()
339 udph in nf_flow_nat_ipv6_udp()
[all...]
/kernel/linux/linux-6.6/net/netfilter/
H A Dnf_nat_helper.c145 struct udphdr *udph; in nf_nat_mangle_udp_packet() local
156 udph = (void *)skb->data + protoff; in nf_nat_mangle_udp_packet()
159 mangle_contents(skb, protoff + sizeof(*udph), in nf_nat_mangle_udp_packet()
164 udph->len = htons(datalen); in nf_nat_mangle_udp_packet()
167 if (!udph->check && skb->ip_summed != CHECKSUM_PARTIAL) in nf_nat_mangle_udp_packet()
171 udph, &udph->check, datalen, oldlen); in nf_nat_mangle_udp_packet()
/kernel/linux/linux-5.10/drivers/infiniband/sw/rxe/
H A Drxe_icrc.c16 struct udphdr *udph; in rxe_icrc_hdr() local
38 udph = (struct udphdr *)(ip4h + 1); in rxe_icrc_hdr()
46 udph = (struct udphdr *)(ip6h + 1); in rxe_icrc_hdr()
52 udph->check = CSUM_MANGLED_0; in rxe_icrc_hdr()
H A Drxe_net.c155 struct udphdr *udph; in rxe_udp_encap_recv() local
174 udph = udp_hdr(skb); in rxe_udp_encap_recv()
177 pkt->hdr = (u8 *)(udph + 1); in rxe_udp_encap_recv()
179 pkt->paylen = be16_to_cpu(udph->len) - sizeof(*udph); in rxe_udp_encap_recv()
236 struct udphdr *udph; in prepare_udp_hdr() local
238 __skb_push(skb, sizeof(*udph)); in prepare_udp_hdr()
240 udph = udp_hdr(skb); in prepare_udp_hdr()
242 udph->dest = dst_port; in prepare_udp_hdr()
243 udph in prepare_udp_hdr()
[all...]
/kernel/linux/linux-5.10/tools/testing/selftests/bpf/
H A Dtest_flow_dissector.c211 const struct udphdr *udph, in build_udp_v4_csum()
219 pseudo_sum += udph->len; in build_udp_v4_csum()
220 return build_ip_csum((void *) udph, num_words, pseudo_sum); in build_udp_v4_csum()
224 const struct udphdr *udph, in build_udp_v6_csum()
233 return build_ip_csum((void *) udph, num_words, pseudo_sum); in build_udp_v6_csum()
239 struct udphdr *udph = header; in build_udp_header() local
240 int len = sizeof(*udph) + payload_len; in build_udp_header()
242 udph->source = htons(cfg_src_port); in build_udp_header()
243 udph->dest = htons(dport); in build_udp_header()
244 udph in build_udp_header()
210 build_udp_v4_csum(const struct iphdr *iph, const struct udphdr *udph, int num_words) build_udp_v4_csum() argument
223 build_udp_v6_csum(const struct ipv6hdr *ip6h, const struct udphdr *udph, int num_words) build_udp_v6_csum() argument
[all...]
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/
H A Dtest_flow_dissector.c211 const struct udphdr *udph, in build_udp_v4_csum()
219 pseudo_sum += udph->len; in build_udp_v4_csum()
220 return build_ip_csum((void *) udph, num_words, pseudo_sum); in build_udp_v4_csum()
224 const struct udphdr *udph, in build_udp_v6_csum()
233 return build_ip_csum((void *) udph, num_words, pseudo_sum); in build_udp_v6_csum()
239 struct udphdr *udph = header; in build_udp_header() local
240 int len = sizeof(*udph) + payload_len; in build_udp_header()
242 udph->source = htons(cfg_src_port); in build_udp_header()
243 udph->dest = htons(dport); in build_udp_header()
244 udph in build_udp_header()
210 build_udp_v4_csum(const struct iphdr *iph, const struct udphdr *udph, int num_words) build_udp_v4_csum() argument
223 build_udp_v6_csum(const struct ipv6hdr *ip6h, const struct udphdr *udph, int num_words) build_udp_v6_csum() argument
[all...]
/kernel/linux/linux-5.10/net/core/
H A Dnetpoll.c404 struct udphdr *udph; in netpoll_send_udp() local
412 udp_len = len + sizeof(*udph); in netpoll_send_udp()
428 skb_push(skb, sizeof(*udph)); in netpoll_send_udp()
430 udph = udp_hdr(skb); in netpoll_send_udp()
431 udph->source = htons(np->local_port); in netpoll_send_udp()
432 udph->dest = htons(np->remote_port); in netpoll_send_udp()
433 udph->len = htons(udp_len); in netpoll_send_udp()
436 udph->check = 0; in netpoll_send_udp()
437 udph->check = csum_ipv6_magic(&np->local_ip.in6, in netpoll_send_udp()
440 csum_partial(udph, udp_le in netpoll_send_udp()
[all...]
/kernel/linux/linux-6.6/net/core/
H A Dnetpoll.c404 struct udphdr *udph; in netpoll_send_udp() local
413 udp_len = len + sizeof(*udph); in netpoll_send_udp()
429 skb_push(skb, sizeof(*udph)); in netpoll_send_udp()
431 udph = udp_hdr(skb); in netpoll_send_udp()
432 udph->source = htons(np->local_port); in netpoll_send_udp()
433 udph->dest = htons(np->remote_port); in netpoll_send_udp()
434 udph->len = htons(udp_len); in netpoll_send_udp()
437 udph->check = 0; in netpoll_send_udp()
438 udph->check = csum_ipv6_magic(&np->local_ip.in6, in netpoll_send_udp()
441 csum_partial(udph, udp_le in netpoll_send_udp()
[all...]
/kernel/linux/linux-6.6/tools/testing/selftests/bpf/prog_tests/
H A Dxdp_metadata.c142 struct udphdr *udph; in generate_packet() local
160 udph = (void *)(iph + 1); in generate_packet()
169 iph->tot_len = htons(sizeof(*iph) + sizeof(*udph) + UDP_PAYLOAD_BYTES); in generate_packet()
178 udph->source = htons(AF_XDP_SOURCE_PORT); in generate_packet()
179 udph->dest = htons(dst_port); in generate_packet()
180 udph->len = htons(sizeof(*udph) + UDP_PAYLOAD_BYTES); in generate_packet()
181 udph->check = 0; in generate_packet()
183 memset(udph + 1, 0xAA, UDP_PAYLOAD_BYTES); in generate_packet()
185 tx_desc->len = sizeof(*eth) + sizeof(*iph) + sizeof(*udph) in generate_packet()
[all...]
/kernel/linux/linux-6.6/drivers/infiniband/sw/rxe/
H A Drxe_net.c136 struct udphdr *udph; in rxe_udp_encap_recv() local
155 udph = udp_hdr(skb); in rxe_udp_encap_recv()
158 pkt->hdr = (u8 *)(udph + 1); in rxe_udp_encap_recv()
160 pkt->paylen = be16_to_cpu(udph->len) - sizeof(*udph); in rxe_udp_encap_recv()
214 struct udphdr *udph; in prepare_udp_hdr() local
216 __skb_push(skb, sizeof(*udph)); in prepare_udp_hdr()
218 udph = udp_hdr(skb); in prepare_udp_hdr()
220 udph->dest = dst_port; in prepare_udp_hdr()
221 udph in prepare_udp_hdr()
[all...]
H A Drxe_icrc.c77 struct udphdr *udph; in rxe_icrc_hdr() local
99 udph = (struct udphdr *)(ip4h + 1); in rxe_icrc_hdr()
107 udph = (struct udphdr *)(ip6h + 1); in rxe_icrc_hdr()
113 udph->check = CSUM_MANGLED_0; in rxe_icrc_hdr()

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