| /net/ipv4/ |
| H A D | inet_lro.c | 38 #define TCP_HDR_LEN(tcph) (tcph->doff << 2)
40 #define TCP_PAYLOAD_LENGTH(iph, tcph) \
41 (ntohs(iph->tot_len) - IP_HDR_LEN(iph) - TCP_HDR_LEN(tcph))
55 static int lro_tcp_ip_check(const struct iphdr *iph, const struct tcphdr *tcph, argument
62 if (TCP_PAYLOAD_LENGTH(iph, tcph) == 0)
68 if (tcph->cwr || tcph->ece || tcph->urg || !tcph
106 struct tcphdr *tcph = lro_desc->tcph; local
130 lro_tcp_data_csum(struct iphdr *iph, struct tcphdr *tcph, int len) argument
147 lro_init_desc(struct net_lro_desc *lro_desc, struct sk_buff *skb, struct iphdr *iph, struct tcphdr *tcph) argument
185 lro_add_common(struct net_lro_desc *lro_desc, struct iphdr *iph, struct tcphdr *tcph, int tcp_data_len) argument
214 lro_add_packet(struct net_lro_desc *lro_desc, struct sk_buff *skb, struct iphdr *iph, struct tcphdr *tcph) argument
234 lro_check_tcp_conn(struct net_lro_desc *lro_desc, struct iphdr *iph, struct tcphdr *tcph) argument
246 lro_get_desc(struct net_lro_mgr *lro_mgr, struct net_lro_desc *lro_arr, struct iphdr *iph, struct tcphdr *tcph) argument
299 struct tcphdr *tcph; local
[all...] |
| /net/netfilter/ |
| H A D | nf_conntrack_seqadj.c | 75 struct tcphdr *tcph,
105 inet_proto_csum_replace4(&tcph->check, skb,
107 inet_proto_csum_replace4(&tcph->check, skb,
118 struct tcphdr *tcph,
126 optend = protoff + tcph->doff * 4;
152 nf_ct_sack_block_adjust(skb, tcph, optoff + 2,
167 struct tcphdr *tcph; local
177 if (!skb_make_writable(skb, protoff + sizeof(*tcph)))
180 tcph = (void *)skb->data + protoff;
182 if (after(ntohl(tcph
74 nf_ct_sack_block_adjust(struct sk_buff *skb, struct tcphdr *tcph, unsigned int sackoff, unsigned int sackend, struct nf_ct_seqadj *seq) argument
116 nf_ct_sack_adjust(struct sk_buff *skb, unsigned int protoff, struct tcphdr *tcph, struct nf_conn *ct, enum ip_conntrack_info ctinfo) argument
[all...] |
| H A D | xt_TCPMSS.c | 86 struct tcphdr *tcph; local
104 tcph = (struct tcphdr *)(skb_network_header(skb) + tcphoff);
105 tcp_hdrlen = tcph->doff * 4;
128 opt = (u_int8_t *)tcph;
145 inet_proto_csum_replace2(&tcph->check, skb,
167 tcph = (struct tcphdr *)(skb_network_header(skb) + tcphoff);
184 opt = (u_int8_t *)tcph + sizeof(struct tcphdr);
187 inet_proto_csum_replace2(&tcph->check, skb,
194 inet_proto_csum_replace4(&tcph->check, skb, 0, *((__be32 *)opt), 0);
196 oldval = ((__be16 *)tcph)[
[all...] |
| H A D | xt_TCPOPTSTRIP.c | 38 struct tcphdr *tcph; local
54 tcph = (struct tcphdr *)(skb_network_header(skb) + tcphoff);
55 tcp_hdrlen = tcph->doff * 4;
60 opt = (u_int8_t *)tcph;
82 inet_proto_csum_replace2(&tcph->check, skb, htons(o),
|
| H A D | nf_nat_helper.c | 102 struct tcphdr *tcph; local
115 tcph = (void *)skb->data + protoff;
118 mangle_contents(skb, protoff + tcph->doff*4,
124 l3proto->csum_recalc(skb, IPPROTO_TCP, tcph, &tcph->check,
128 nf_ct_seqadj_set(ct, ctinfo, tcph->seq,
|
| H A D | nf_conntrack_proto_tcp.c | 325 static unsigned int get_conntrack_index(const struct tcphdr *tcph) argument
327 if (tcph->rst) return TCP_RST_SET;
328 else if (tcph->syn) return (tcph->ack ? TCP_SYNACK_SET : TCP_SYN_SET);
329 else if (tcph->fin) return TCP_FIN_SET;
330 else if (tcph->ack) return TCP_ACK_SET;
366 const struct tcphdr *tcph)
370 return (seq + len - dataoff - tcph->doff*4
371 + (tcph->syn ? 1 : 0) + (tcph
363 segment_seq_plus_len(__u32 seq, size_t len, unsigned int dataoff, const struct tcphdr *tcph) argument
383 tcp_options(const struct sk_buff *skb, unsigned int dataoff, const struct tcphdr *tcph, struct ip_ct_tcp_state *state) argument
439 tcp_sack(const struct sk_buff *skb, unsigned int dataoff, const struct tcphdr *tcph, __u32 *sack) argument
500 tcp_in_window(const struct nf_conn *ct, struct ip_ct_tcp *state, enum ip_conntrack_dir dir, unsigned int index, const struct sk_buff *skb, unsigned int dataoff, const struct tcphdr *tcph, u_int8_t pf) argument
[all...] |
| H A D | nf_conntrack_pptp.c | 514 const struct tcphdr *tcph; local
531 tcph = skb_header_pointer(skb, nexthdr_off, sizeof(_tcph), &_tcph);
532 BUG_ON(!tcph);
533 nexthdr_off += tcph->doff * 4;
534 datalen = tcplen - tcph->doff * 4;
|
| /net/ipv4/netfilter/ |
| H A D | nf_reject_ipv4.c | 72 struct tcphdr *tcph; local
75 tcph = (struct tcphdr *)skb_put(nskb, sizeof(struct tcphdr));
76 memset(tcph, 0, sizeof(*tcph));
77 tcph->source = oth->dest;
78 tcph->dest = oth->source;
79 tcph->doff = sizeof(struct tcphdr) / 4;
82 tcph->seq = oth->ack_seq;
84 tcph->ack_seq = htonl(ntohl(oth->seq) + oth->syn + oth->fin +
87 tcph
[all...] |
| H A D | ipt_ECN.c | 50 struct tcphdr _tcph, *tcph; local
54 tcph = skb_header_pointer(skb, ip_hdrlen(skb), sizeof(_tcph), &_tcph);
55 if (!tcph)
59 tcph->ece == einfo->proto.tcp.ece) &&
61 tcph->cwr == einfo->proto.tcp.cwr))
64 if (!skb_make_writable(skb, ip_hdrlen(skb) + sizeof(*tcph)))
66 tcph = (void *)ip_hdr(skb) + ip_hdrlen(skb);
68 oldval = ((__be16 *)tcph)[6];
70 tcph->ece = einfo->proto.tcp.ece;
72 tcph
[all...] |
| /net/ipv6/netfilter/ |
| H A D | nf_reject_ipv6.c | 93 struct tcphdr *tcph; local
97 tcph = (struct tcphdr *)skb_put(nskb, sizeof(struct tcphdr));
99 tcph->doff = sizeof(struct tcphdr)/4;
100 tcph->source = oth->dest;
101 tcph->dest = oth->source;
105 tcph->seq = oth->ack_seq;
106 tcph->ack_seq = 0;
109 tcph->ack_seq = htonl(ntohl(oth->seq) + oth->syn + oth->fin +
111 tcph->seq = 0;
115 ((u_int8_t *)tcph)[1
[all...] |
| /net/core/ |
| H A D | tso.c | 18 struct tcphdr *tcph; local
26 tcph = (struct tcphdr *)(hdr + skb_transport_offset(skb));
27 put_unaligned_be32(tso->tcp_seq, &tcph->seq);
32 tcph->psh = 0;
33 tcph->fin = 0;
34 tcph->rst = 0;
|
| /net/netfilter/ipvs/ |
| H A D | ip_vs_proto_tcp.c | 89 tcp_fast_csum_update(int af, struct tcphdr *tcph, argument
96 tcph->check =
99 ~csum_unfold(tcph->check))));
102 tcph->check =
105 ~csum_unfold(tcph->check))));
110 tcp_partial_csum_update(int af, struct tcphdr *tcph, argument
117 tcph->check =
120 csum_unfold(tcph->check))));
123 tcph->check =
126 csum_unfold(tcph
134 struct tcphdr *tcph; local
212 struct tcphdr *tcph; local
[all...] |
| /net/sched/ |
| H A D | act_csum.c | 176 struct tcphdr *tcph; local
179 tcph = tcf_csum_skb_nextlayer(skb, ihl, ipl, sizeof(*tcph));
180 if (tcph == NULL)
184 tcph->check = 0;
185 skb->csum = csum_partial(tcph, ipl - ihl, 0);
186 tcph->check = tcp_v4_check(ipl - ihl,
197 struct tcphdr *tcph; local
200 tcph = tcf_csum_skb_nextlayer(skb, ihl, ipl, sizeof(*tcph));
[all...] |
| H A D | act_nat.c | 155 struct tcphdr *tcph; local
157 if (!pskb_may_pull(skb, ihl + sizeof(*tcph) + noff) ||
159 !skb_clone_writable(skb, ihl + sizeof(*tcph) + noff) &&
163 tcph = (void *)(skb_network_header(skb) + ihl);
164 inet_proto_csum_replace4(&tcph->check, skb, addr, new_addr, 1);
|