| /kernel/linux/linux-6.6/fs/hmdfs/comm/ |
| D | transport.c | 15 #include <linux/tcp.h>
83 struct tcp_handle *tcp = NULL; in hmdfs_tcpi_rtt() local
88 tcp = (struct tcp_handle *)(conn_impl->connect_handle); in hmdfs_tcpi_rtt()
89 if (tcp->sock) in hmdfs_tcpi_rtt()
90 rtt_us = tcp_sk(tcp->sock->sk)->srtt_us >> 3; in hmdfs_tcpi_rtt()
117 hmdfs_err("tcp recv error %d", rc); in tcp_read_head_from_socket()
153 hmdfs_err("tcp recv error %d", rc); in tcp_read_buffer_from_socket()
219 struct tcp_handle *tcp = NULL; in tcp_recvpage_tls() local
226 hmdfs_err("tcp connect == NULL"); in tcp_recvpage_tls()
230 tcp = (struct tcp_handle *)(connect->connect_handle); in tcp_recvpage_tls()
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| D | crypto.c | 12 #include <linux/tcp.h>
22 struct tcp_handle *tcp = conn_impl->connect_handle; in tls_crypto_set_key() local
30 lock_sock(tcp->sock->sk); in tls_crypto_set_key()
31 ctx = tls_get_ctx(tcp->sock->sk); in tls_crypto_set_key()
53 release_sock(tcp->sock->sk); in tls_crypto_set_key()
60 struct tcp_handle *tcp = in tls_crypto_info_init() local
62 if (!tcp) in tls_crypto_info_init()
66 ret = tcp->sock->ops->setsockopt(tcp->sock, SOL_TCP, TCP_ULP, in tls_crypto_info_init()
70 tcp->connect->send_crypto_info.info.version = TLS_1_2_VERSION; in tls_crypto_info_init()
71 tcp->connect->send_crypto_info.info.cipher_type = in tls_crypto_info_init()
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| /kernel/linux/linux-5.10/fs/hmdfs/comm/ |
| D | transport.c | 15 #include <linux/tcp.h>
83 struct tcp_handle *tcp = NULL; in hmdfs_tcpi_rtt() local
88 tcp = (struct tcp_handle *)(conn_impl->connect_handle); in hmdfs_tcpi_rtt()
89 if (tcp->sock) in hmdfs_tcpi_rtt()
90 rtt_us = tcp_sk(tcp->sock->sk)->srtt_us >> 3; in hmdfs_tcpi_rtt()
117 hmdfs_err("tcp recv error %d", rc); in tcp_read_head_from_socket()
153 hmdfs_err("tcp recv error %d", rc); in tcp_read_buffer_from_socket()
219 struct tcp_handle *tcp = NULL; in tcp_recvpage_tls() local
226 hmdfs_err("tcp connect == NULL"); in tcp_recvpage_tls()
230 tcp = (struct tcp_handle *)(connect->connect_handle); in tcp_recvpage_tls()
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| D | crypto.c | 12 #include <linux/tcp.h>
22 struct tcp_handle *tcp = conn_impl->connect_handle; in tls_crypto_set_key() local
30 lock_sock(tcp->sock->sk); in tls_crypto_set_key()
31 ctx = tls_get_ctx(tcp->sock->sk); in tls_crypto_set_key()
53 release_sock(tcp->sock->sk); in tls_crypto_set_key()
60 struct tcp_handle *tcp = in tls_crypto_info_init() local
62 if (!tcp) in tls_crypto_info_init()
66 ret = tcp->sock->ops->setsockopt(tcp->sock, SOL_TCP, TCP_ULP, in tls_crypto_info_init()
70 tcp->connect->send_crypto_info.info.version = TLS_1_2_VERSION; in tls_crypto_info_init()
71 tcp->connect->send_crypto_info.info.cipher_type = in tls_crypto_info_init()
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| /kernel/linux/linux-6.6/net/ipv4/ |
| D | Kconfig | 269 bool "IP: TCP syncookie support"
271 Normal TCP/IP networking is open to an attack known as "SYN
278 say Y here, the TCP/IP stack will use a cryptographic challenge
281 is no need for the legitimate users to change their TCP/IP software;
384 bool "IP: ESP in TCP encapsulation (RFC 8229)"
391 TCP/IPv4 sockets.
428 Support for INET (TCP, DCCP, etc) socket monitoring interface used by
470 bool "TCP: advanced congestion control"
472 Support for selection of various TCP congestion control
486 BIC-TCP is a sender-side only change that ensures a linear RTT
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| D | tcp_lp.c | 3 * TCP Low Priority (TCP-LP)
5 * TCP Low Priority is a distributed algorithm whose goal is to utilize only
7 * bandwidth as targeted by TCP.
11 * the original TCP-LP implementation:
26 * http://www.ece.rice.edu/~akuzma/Doc/akuzma/TCP-LP.pdf
28 * http://www-ece.rice.edu/networks/TCP-LP/
34 * http://tcp-lp-mod.sourceforge.net/
38 #include <net/tcp.h>
50 * TCP-LP's state flags.
62 * @flag: TCP-LP state flag
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| /kernel/linux/linux-5.10/net/ipv4/ |
| D | Kconfig | 269 bool "IP: TCP syncookie support"
271 Normal TCP/IP networking is open to an attack known as "SYN
278 say Y here, the TCP/IP stack will use a cryptographic challenge
281 is no need for the legitimate users to change their TCP/IP software;
385 bool "IP: ESP in TCP encapsulation (RFC 8229)"
392 TCP/IPv4 sockets.
429 Support for INET (TCP, DCCP, etc) socket monitoring interface used by
471 bool "TCP: advanced congestion control"
473 Support for selection of various TCP congestion control
487 BIC-TCP is a sender-side only change that ensures a linear RTT
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| D | tcp_lp.c | 3 * TCP Low Priority (TCP-LP)
5 * TCP Low Priority is a distributed algorithm whose goal is to utilize only
7 * bandwidth as targeted by TCP.
11 * the original TCP-LP implementation:
26 * http://www.ece.rice.edu/~akuzma/Doc/akuzma/TCP-LP.pdf
28 * http://www-ece.rice.edu/networks/TCP-LP/
34 * http://tcp-lp-mod.sourceforge.net/
38 #include <net/tcp.h>
50 * TCP-LP's state flags.
62 * @flag: TCP-LP state flag
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| /kernel/linux/linux-6.6/Documentation/networking/ |
| D | kcm.rst | 8 interface over TCP for generic application protocols. With KCM an application
9 can efficiently send and receive application protocol messages over TCP using
31 | TCP sock | | TCP sock | | TCP sock | | TCP sock | | TCP sock |
46 written on a KCM socket are sent atomically on an appropriate TCP socket.
47 Similarly, in the receive path, messages are constructed on each TCP socket
50 TCP sockets & Psocks
53 TCP sockets may be bound to a KCM multiplexor. A Psock structure is allocated
54 for each bound TCP socket, this structure holds the state for constructing
60 Each multiplexor assumes that all attached TCP connections are to the same
73 Messages are sent over a TCP stream with some application protocol message
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| D | snmp_counter.rst | 32 The number of packets delivers to the upper layer protocols. E.g. TCP, UDP,
249 General TCP counters
257 The number of packets received by the TCP layer. As mentioned in
259 error, invalid TCP header and so on. Only one error won't be included:
263 packets would be delivered to the TCP layer, but the TCP layer will discard
274 The number of packets sent by the TCP layer. As mentioned in RFC1213,
286 It means the TCP layer sends a SYN, and come into the SYN-SENT
296 It means the TCP layer receives a SYN, replies a SYN+ACK, come into
301 When packets are received by the TCP layer and are not be read by the
302 application, the TCP layer will try to merge them. This counter
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| /kernel/linux/linux-5.10/Documentation/networking/ |
| D | kcm.rst | 8 interface over TCP for generic application protocols. With KCM an application
9 can efficiently send and receive application protocol messages over TCP using
31 | TCP sock | | TCP sock | | TCP sock | | TCP sock | | TCP sock |
46 written on a KCM socket are sent atomically on an appropriate TCP socket.
47 Similarly, in the receive path, messages are constructed on each TCP socket
50 TCP sockets & Psocks
53 TCP sockets may be bound to a KCM multiplexor. A Psock structure is allocated
54 for each bound TCP socket, this structure holds the state for constructing
60 Each multiplexor assumes that all attached TCP connections are to the same
73 Messages are sent over a TCP stream with some application protocol message
[all …]
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| D | snmp_counter.rst | 32 The number of packets delivers to the upper layer protocols. E.g. TCP, UDP,
249 General TCP counters
257 The number of packets received by the TCP layer. As mentioned in
259 error, invalid TCP header and so on. Only one error won't be included:
263 packets would be delivered to the TCP layer, but the TCP layer will discard
274 The number of packets sent by the TCP layer. As mentioned in RFC1213,
286 It means the TCP layer sends a SYN, and come into the SYN-SENT
296 It means the TCP layer receives a SYN, replies a SYN+ACK, come into
301 When packets are received by the TCP layer and are not be read by the
302 application, the TCP layer will try to merge them. This counter
[all …]
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| /kernel/linux/linux-6.6/net/netfilter/ |
| D | nf_conntrack_proto_tcp.c | 12 #include <linux/tcp.h>
19 #include <net/tcp.h>
91 /* What TCP flags are set from RST/SYN/FIN/ACK. */
102 * The TCP state transition table needs a few words...
271 seq_printf(s, "%s ", tcp_conntrack_names[ct->proto.tcp.state]); in tcp_print_conntrack()
284 /* TCP connection tracking based on 'Real Stateful TCP Packet Filtering
515 struct ip_ct_tcp *state = &ct->proto.tcp; in tcp_in_window()
581 * RFC 793: "if a TCP is reinitialized ... then it need in tcp_in_window()
586 * syn(-ack) reply, it might differ in seq, ack or tcp options. in tcp_in_window()
605 * Broken TCP stacks, that set ACK in RST packets as well in tcp_in_window()
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| D | nft_synproxy.c | 4 #include <net/tcp.h>
24 const struct tcphdr *tcp, in nft_synproxy_tcp_options() argument
30 if (tcp->ece && tcp->cwr) in nft_synproxy_tcp_options()
47 const struct tcphdr *tcp, in nft_synproxy_eval_v4() argument
56 if (tcp->syn) { in nft_synproxy_eval_v4()
58 nft_synproxy_tcp_options(opts, tcp, snet, &info, priv); in nft_synproxy_eval_v4()
59 synproxy_send_client_synack(net, skb, tcp, opts); in nft_synproxy_eval_v4()
62 } else if (tcp->ack) { in nft_synproxy_eval_v4()
64 if (synproxy_recv_client_ack(net, skb, tcp, opts, in nft_synproxy_eval_v4()
65 ntohl(tcp->seq))) { in nft_synproxy_eval_v4()
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| /kernel/linux/linux-6.6/tools/testing/selftests/bpf/prog_tests/ |
| D | flow_dissector.c | 47 struct tcphdr tcp; member
54 struct tcphdr tcp; member
62 struct tcphdr tcp; member
68 struct tcphdr tcp; member
80 struct tcphdr tcp; member
90 struct tcphdr tcp; member
119 .tcp.doff = 5,
120 .tcp.source = 80,
121 .tcp.dest = 8080,
140 .tcp.doff = 5,
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| /kernel/linux/linux-5.10/net/netfilter/ |
| D | nf_conntrack_proto_tcp.c | 12 #include <linux/tcp.h>
19 #include <net/tcp.h>
99 /* What TCP flags are set from RST/SYN/FIN/ACK. */
110 * The TCP state transition table needs a few words...
279 seq_printf(s, "%s ", tcp_conntrack_names[ct->proto.tcp.state]); in tcp_print_conntrack()
292 /* TCP connection tracking based on 'Real Stateful TCP Packet Filtering
565 * RFC 793: "if a TCP is reinitialized ... then it need in tcp_in_window()
585 * Broken TCP stacks, that set ACK in RST packets as well in tcp_in_window()
737 /* Not whole TCP header or malformed packet */ in tcp_error()
755 /* Check TCP flags. */ in tcp_error()
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| D | nft_synproxy.c | 4 #include <net/tcp.h>
24 const struct tcphdr *tcp, in nft_synproxy_tcp_options() argument
30 if (tcp->ece && tcp->cwr) in nft_synproxy_tcp_options()
47 const struct tcphdr *tcp, in nft_synproxy_eval_v4() argument
56 if (tcp->syn) { in nft_synproxy_eval_v4()
58 nft_synproxy_tcp_options(opts, tcp, snet, &info, priv); in nft_synproxy_eval_v4()
59 synproxy_send_client_synack(net, skb, tcp, opts); in nft_synproxy_eval_v4()
62 } else if (tcp->ack) { in nft_synproxy_eval_v4()
64 if (synproxy_recv_client_ack(net, skb, tcp, opts, in nft_synproxy_eval_v4()
65 ntohl(tcp->seq))) { in nft_synproxy_eval_v4()
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| /kernel/linux/linux-5.10/tools/testing/selftests/bpf/prog_tests/ |
| D | flow_dissector.c | 44 struct tcphdr tcp; member
51 struct tcphdr tcp; member
59 struct tcphdr tcp; member
65 struct tcphdr tcp; member
77 struct tcphdr tcp; member
87 struct tcphdr tcp; member
115 .tcp.doff = 5,
116 .tcp.source = 80,
117 .tcp.dest = 8080,
135 .tcp.doff = 5,
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| /kernel/linux/linux-6.6/tools/testing/selftests/bpf/progs/ |
| D | xdp_synproxy_kern.c | 369 struct tcphdr *tcp; member
395 hdr->tcp = (void *)hdr->ipv4 + hdr->ipv4->ihl * 4; in tcp_dissect()
412 hdr->tcp = (void *)hdr->ipv6 + sizeof(*hdr->ipv6); in tcp_dissect()
419 if (hdr->tcp + 1 > data_end) in tcp_dissect()
421 hdr->tcp_len = hdr->tcp->doff * 4; in tcp_dissect()
422 if (hdr->tcp_len < sizeof(*hdr->tcp)) in tcp_dissect()
439 /* TCP doesn't normally use fragments, and XDP can't reassemble in tcp_lookup()
447 tup.ipv4.sport = hdr->tcp->source; in tcp_lookup()
448 tup.ipv4.dport = hdr->tcp->dest; in tcp_lookup()
453 tup.ipv6.sport = hdr->tcp->source; in tcp_lookup()
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| D | test_pkt_access.c | 12 #include <linux/tcp.h>
89 struct tcphdr *tcp = NULL; in test_pkt_write_access_subprog() local
94 tcp = data + off; in test_pkt_write_access_subprog()
95 if (tcp + 1 > data_end) in test_pkt_write_access_subprog()
98 tcp->check++; in test_pkt_write_access_subprog()
108 struct tcphdr *tcp = NULL; in test_pkt_access() local
122 tcp = (struct tcphdr *)((void *)(iph) + ihl_len); in test_pkt_access()
130 tcp = (struct tcphdr *)((void *)(ip6h) + ihl_len); in test_pkt_access()
139 if (tcp) { in test_pkt_access()
140 if (test_pkt_write_access_subprog(skb, (void *)tcp - data)) in test_pkt_access()
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| /kernel/linux/linux-6.6/include/net/ |
| D | slhc_vj.h | 4 * Definitions for tcp compression routines.
43 * The first octet contains the packet type (top 3 bits), TCP
44 * 'push' bit, and flags that indicate which of the 4 TCP sequence
46 * conversation number that associates a saved IP/TCP header with
47 * the compressed packet. The next two octets are the TCP checksum
54 * in the following order): TCP urgent pointer, window,
69 * three possible types: IP (not proto TCP or tcp with one of the
70 * control flags set); uncompressed TCP (a normal IP/TCP packet but
73 * TCP (described above).
75 * LSB of 4-bit field is TCP "PUSH" bit (a worthless anachronism) and
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| /kernel/linux/linux-5.10/include/net/ |
| D | slhc_vj.h | 4 * Definitions for tcp compression routines.
43 * The first octet contains the packet type (top 3 bits), TCP
44 * 'push' bit, and flags that indicate which of the 4 TCP sequence
46 * conversation number that associates a saved IP/TCP header with
47 * the compressed packet. The next two octets are the TCP checksum
54 * in the following order): TCP urgent pointer, window,
69 * three possible types: IP (not proto TCP or tcp with one of the
70 * control flags set); uncompressed TCP (a normal IP/TCP packet but
73 * TCP (described above).
75 * LSB of 4-bit field is TCP "PUSH" bit (a worthless anachronism) and
[all …]
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| /kernel/linux/linux-5.10/tools/testing/selftests/bpf/progs/ |
| D | test_pkt_access.c | 12 #include <linux/tcp.h>
87 struct tcphdr *tcp = NULL; in test_pkt_write_access_subprog() local
92 tcp = data + off; in test_pkt_write_access_subprog()
93 if (tcp + 1 > data_end) in test_pkt_write_access_subprog()
96 tcp->check++; in test_pkt_write_access_subprog()
106 struct tcphdr *tcp = NULL; in test_pkt_access() local
120 tcp = (struct tcphdr *)((void *)(iph) + ihl_len); in test_pkt_access()
128 tcp = (struct tcphdr *)((void *)(ip6h) + ihl_len); in test_pkt_access()
137 if (tcp) { in test_pkt_access()
138 if (test_pkt_write_access_subprog(skb, (void *)tcp - data)) in test_pkt_access()
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| /kernel/linux/linux-5.10/include/linux/ |
| D | nvme-tcp.h | 3 * NVMe over Fabrics TCP protocol header.
55 * struct nvme_tcp_hdr - nvme tcp pdu common header
72 * struct nvme_tcp_icreq_pdu - nvme tcp initialize connection request pdu
90 * struct nvme_tcp_icresp_pdu - nvme tcp initialize connection response pdu
108 * struct nvme_tcp_term_pdu - nvme tcp terminate connection pdu
123 * struct nvme_tcp_cmd_pdu - nvme tcp command capsule pdu
134 * struct nvme_tcp_rsp_pdu - nvme tcp response capsule pdu
137 * @hdr: nvme-tcp generic header
146 * struct nvme_tcp_r2t_pdu - nvme tcp ready-to-transfer pdu
164 * struct nvme_tcp_data_pdu - nvme tcp data pdu
|
| /kernel/linux/linux-6.6/drivers/net/ethernet/mellanox/mlx5/core/en/tc/ |
| D | ct_fs_smfs.c | 47 mlx5_ct_fs_smfs_fill_mask(struct mlx5_ct_fs *fs, struct mlx5_flow_spec *spec, bool ipv4, bool tcp, in mlx5_ct_fs_smfs_fill_mask() argument
76 if (likely(tcp)) { in mlx5_ct_fs_smfs_fill_mask()
91 bool tcp, bool gre, u32 priority) in mlx5_ct_fs_smfs_matcher_create() argument
100 mlx5_ct_fs_smfs_fill_mask(fs, spec, ipv4, tcp, gre); in mlx5_ct_fs_smfs_matcher_create()
112 mlx5_ct_fs_smfs_matcher_get(struct mlx5_ct_fs *fs, bool nat, bool ipv4, bool tcp, bool gre) in mlx5_ct_fs_smfs_matcher_get() argument
123 smfs_matcher = &matchers->smfs_matchers[ipv4 * 3 + tcp * 2 + gre]; in mlx5_ct_fs_smfs_matcher_get()
149 dr_matcher = mlx5_ct_fs_smfs_matcher_create(fs, tbl, ipv4, tcp, gre, prio); in mlx5_ct_fs_smfs_matcher_get()
152 "ct_fs_smfs: failed to create matcher (nat %d, ipv4 %d, tcp %d, gre %d), err: %ld\n", in mlx5_ct_fs_smfs_matcher_get()
153 nat, ipv4, tcp, gre, PTR_ERR(dr_matcher)); in mlx5_ct_fs_smfs_matcher_get()
230 DISS_BIT(PORTS) | DISS_BIT(TCP); in mlx5_tc_ct_valid_used_dissector_keys()
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