[wasi-libc.git] / libc-top-half / musl / include / netinet / tcp.h

#ifndef _NETINET_TCP_H
#define _NETINET_TCP_H

#include <features.h>

#define TCP_NODELAY 1
#define TCP_MAXSEG	 2
#define TCP_CORK	 3
#define TCP_KEEPIDLE	 4
#define TCP_KEEPINTVL	 5
#define TCP_KEEPCNT	 6
#define TCP_SYNCNT	 7
#define TCP_LINGER2	 8
#define TCP_DEFER_ACCEPT 9
#define TCP_WINDOW_CLAMP 10
#define TCP_INFO	 11
#define	TCP_QUICKACK	 12
#define TCP_CONGESTION	 13
#define TCP_MD5SIG	 14
#define TCP_THIN_LINEAR_TIMEOUTS 16
#define TCP_THIN_DUPACK  17
#define TCP_USER_TIMEOUT 18
#define TCP_REPAIR       19
#define TCP_REPAIR_QUEUE 20
#define TCP_QUEUE_SEQ    21
#define TCP_REPAIR_OPTIONS 22
#define TCP_FASTOPEN     23
#define TCP_TIMESTAMP    24
#define TCP_NOTSENT_LOWAT 25
#define TCP_CC_INFO      26
#define TCP_SAVE_SYN     27
#define TCP_SAVED_SYN    28
#define TCP_REPAIR_WINDOW 29
#define TCP_FASTOPEN_CONNECT 30
#define TCP_ULP          31
#define TCP_MD5SIG_EXT   32
#define TCP_FASTOPEN_KEY 33
#define TCP_FASTOPEN_NO_COOKIE 34
#define TCP_ZEROCOPY_RECEIVE   35
#define TCP_INQ          36
#define TCP_TX_DELAY     37

#define TCP_CM_INQ TCP_INQ

#define TCP_ESTABLISHED  1
#define TCP_SYN_SENT     2
#define TCP_SYN_RECV     3
#define TCP_FIN_WAIT1    4
#define TCP_FIN_WAIT2    5
#define TCP_TIME_WAIT    6
#define TCP_CLOSE        7
#define TCP_CLOSE_WAIT   8
#define TCP_LAST_ACK     9
#define TCP_LISTEN       10
#define TCP_CLOSING      11

enum {
	TCP_NLA_PAD,
	TCP_NLA_BUSY,
	TCP_NLA_RWND_LIMITED,
	TCP_NLA_SNDBUF_LIMITED,
	TCP_NLA_DATA_SEGS_OUT,
	TCP_NLA_TOTAL_RETRANS,
	TCP_NLA_PACING_RATE,
	TCP_NLA_DELIVERY_RATE,
	TCP_NLA_SND_CWND,
	TCP_NLA_REORDERING,
	TCP_NLA_MIN_RTT,
	TCP_NLA_RECUR_RETRANS,
	TCP_NLA_DELIVERY_RATE_APP_LMT,
	TCP_NLA_SNDQ_SIZE,
	TCP_NLA_CA_STATE,
	TCP_NLA_SND_SSTHRESH,
	TCP_NLA_DELIVERED,
	TCP_NLA_DELIVERED_CE,
	TCP_NLA_BYTES_SENT,
	TCP_NLA_BYTES_RETRANS,
	TCP_NLA_DSACK_DUPS,
	TCP_NLA_REORD_SEEN,
	TCP_NLA_SRTT,
	TCP_NLA_TIMEOUT_REHASH,
	TCP_NLA_BYTES_NOTSENT,
};

#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
#define TCPOPT_EOL              0
#define TCPOPT_NOP              1
#define TCPOPT_MAXSEG           2
#define TCPOPT_WINDOW           3
#define TCPOPT_SACK_PERMITTED   4
#define TCPOPT_SACK             5
#define TCPOPT_TIMESTAMP        8
#define TCPOLEN_SACK_PERMITTED  2
#define TCPOLEN_WINDOW          3
#define TCPOLEN_MAXSEG          4
#define TCPOLEN_TIMESTAMP       10

#define SOL_TCP 6

#include <sys/types.h>
#include <sys/socket.h>
#include <stdint.h>

typedef uint32_t tcp_seq;

#define TH_FIN 0x01
#define TH_SYN 0x02
#define TH_RST 0x04
#define TH_PUSH 0x08
#define TH_ACK 0x10
#define TH_URG 0x20

struct tcphdr {
#ifdef _GNU_SOURCE
#ifdef __GNUC__
	__extension__
#endif
	union { struct {

	uint16_t source;
	uint16_t dest;
	uint32_t seq;
	uint32_t ack_seq;
#if __BYTE_ORDER == __LITTLE_ENDIAN
	uint16_t res1:4;
	uint16_t doff:4;
	uint16_t fin:1;
	uint16_t syn:1;
	uint16_t rst:1;
	uint16_t psh:1;
	uint16_t ack:1;
	uint16_t urg:1;
	uint16_t res2:2;
#else
	uint16_t doff:4;
	uint16_t res1:4;
	uint16_t res2:2;
	uint16_t urg:1;
	uint16_t ack:1;
	uint16_t psh:1;
	uint16_t rst:1;
	uint16_t syn:1;
	uint16_t fin:1;
#endif
	uint16_t window;
	uint16_t check;
	uint16_t urg_ptr;

	}; struct {
#endif

	uint16_t th_sport;
	uint16_t th_dport;
	uint32_t th_seq;
	uint32_t th_ack;
#if __BYTE_ORDER == __LITTLE_ENDIAN
	uint8_t th_x2:4;
	uint8_t th_off:4;
#else
	uint8_t th_off:4;
	uint8_t th_x2:4;
#endif
	uint8_t th_flags;
	uint16_t th_win;
	uint16_t th_sum;
	uint16_t th_urp;

#ifdef _GNU_SOURCE
	}; };
#endif
};
#endif

#ifdef _GNU_SOURCE
#define TCPI_OPT_TIMESTAMPS	1
#define TCPI_OPT_SACK		2
#define TCPI_OPT_WSCALE		4
#define TCPI_OPT_ECN		8

#define TCP_CA_Open		0
#define TCP_CA_Disorder		1
#define TCP_CA_CWR		2
#define TCP_CA_Recovery		3
#define TCP_CA_Loss		4

enum tcp_fastopen_client_fail {
	TFO_STATUS_UNSPEC,
	TFO_COOKIE_UNAVAILABLE,
	TFO_DATA_NOT_ACKED,
	TFO_SYN_RETRANSMITTED,
};

struct tcp_info {
	uint8_t tcpi_state;
	uint8_t tcpi_ca_state;
	uint8_t tcpi_retransmits;
	uint8_t tcpi_probes;
	uint8_t tcpi_backoff;
	uint8_t tcpi_options;
	uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
	uint8_t tcpi_delivery_rate_app_limited : 1, tcpi_fastopen_client_fail : 2;
	uint32_t tcpi_rto;
	uint32_t tcpi_ato;
	uint32_t tcpi_snd_mss;
	uint32_t tcpi_rcv_mss;
	uint32_t tcpi_unacked;
	uint32_t tcpi_sacked;
	uint32_t tcpi_lost;
	uint32_t tcpi_retrans;
	uint32_t tcpi_fackets;
	uint32_t tcpi_last_data_sent;
	uint32_t tcpi_last_ack_sent;
	uint32_t tcpi_last_data_recv;
	uint32_t tcpi_last_ack_recv;
	uint32_t tcpi_pmtu;
	uint32_t tcpi_rcv_ssthresh;
	uint32_t tcpi_rtt;
	uint32_t tcpi_rttvar;
	uint32_t tcpi_snd_ssthresh;
	uint32_t tcpi_snd_cwnd;
	uint32_t tcpi_advmss;
	uint32_t tcpi_reordering;
	uint32_t tcpi_rcv_rtt;
	uint32_t tcpi_rcv_space;
	uint32_t tcpi_total_retrans;
	uint64_t tcpi_pacing_rate;
	uint64_t tcpi_max_pacing_rate;
	uint64_t tcpi_bytes_acked;
	uint64_t tcpi_bytes_received;
	uint32_t tcpi_segs_out;
	uint32_t tcpi_segs_in;
	uint32_t tcpi_notsent_bytes;
	uint32_t tcpi_min_rtt;
	uint32_t tcpi_data_segs_in;
	uint32_t tcpi_data_segs_out;
	uint64_t tcpi_delivery_rate;
	uint64_t tcpi_busy_time;
	uint64_t tcpi_rwnd_limited;
	uint64_t tcpi_sndbuf_limited;
	uint32_t tcpi_delivered;
	uint32_t tcpi_delivered_ce;
	uint64_t tcpi_bytes_sent;
	uint64_t tcpi_bytes_retrans;
	uint32_t tcpi_dsack_dups;
	uint32_t tcpi_reord_seen;
	uint32_t tcpi_rcv_ooopack;
	uint32_t tcpi_snd_wnd;
};

#define TCP_MD5SIG_MAXKEYLEN    80

#define TCP_MD5SIG_FLAG_PREFIX  0x1
#define TCP_MD5SIG_FLAG_IFINDEX 0x2

struct tcp_md5sig {
	struct sockaddr_storage tcpm_addr;
	uint8_t tcpm_flags;
	uint8_t tcpm_prefixlen;
	uint16_t tcpm_keylen;
	int tcpm_ifindex;
	uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
};

struct tcp_diag_md5sig {
	uint8_t tcpm_family;
	uint8_t tcpm_prefixlen;
	uint16_t tcpm_keylen;
	uint32_t tcpm_addr[4];
	uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
};

#define TCP_REPAIR_ON		1
#define TCP_REPAIR_OFF		0
#define TCP_REPAIR_OFF_NO_WP	-1

struct tcp_repair_window {
	uint32_t snd_wl1;
	uint32_t snd_wnd;
	uint32_t max_window;
	uint32_t rcv_wnd;
	uint32_t rcv_wup;
};

struct tcp_zerocopy_receive {
	uint64_t address;
	uint32_t length;
	uint32_t recv_skip_hint;
	uint32_t inq;
	int32_t err;
};

#endif

#endif
Commit	Line	Data
320054e8 DG	1	#ifndef _NETINET_TCP_H
	2	#define _NETINET_TCP_H
	3
	4	#include <features.h>
	5
	6	#define TCP_NODELAY 1
	7	#define TCP_MAXSEG 2
	8	#define TCP_CORK 3
	9	#define TCP_KEEPIDLE 4
	10	#define TCP_KEEPINTVL 5
	11	#define TCP_KEEPCNT 6
	12	#define TCP_SYNCNT 7
	13	#define TCP_LINGER2 8
	14	#define TCP_DEFER_ACCEPT 9
	15	#define TCP_WINDOW_CLAMP 10
	16	#define TCP_INFO 11
	17	#define TCP_QUICKACK 12
	18	#define TCP_CONGESTION 13
	19	#define TCP_MD5SIG 14
	20	#define TCP_THIN_LINEAR_TIMEOUTS 16
	21	#define TCP_THIN_DUPACK 17
	22	#define TCP_USER_TIMEOUT 18
	23	#define TCP_REPAIR 19
	24	#define TCP_REPAIR_QUEUE 20
	25	#define TCP_QUEUE_SEQ 21
	26	#define TCP_REPAIR_OPTIONS 22
	27	#define TCP_FASTOPEN 23
	28	#define TCP_TIMESTAMP 24
	29	#define TCP_NOTSENT_LOWAT 25
	30	#define TCP_CC_INFO 26
	31	#define TCP_SAVE_SYN 27
	32	#define TCP_SAVED_SYN 28
	33	#define TCP_REPAIR_WINDOW 29
	34	#define TCP_FASTOPEN_CONNECT 30
	35	#define TCP_ULP 31
	36	#define TCP_MD5SIG_EXT 32
	37	#define TCP_FASTOPEN_KEY 33
	38	#define TCP_FASTOPEN_NO_COOKIE 34
	39	#define TCP_ZEROCOPY_RECEIVE 35
	40	#define TCP_INQ 36
575e1579	41	#define TCP_TX_DELAY 37
320054e8 DG	42
	43	#define TCP_CM_INQ TCP_INQ
	44
	45	#define TCP_ESTABLISHED 1
	46	#define TCP_SYN_SENT 2
	47	#define TCP_SYN_RECV 3
	48	#define TCP_FIN_WAIT1 4
	49	#define TCP_FIN_WAIT2 5
	50	#define TCP_TIME_WAIT 6
	51	#define TCP_CLOSE 7
	52	#define TCP_CLOSE_WAIT 8
	53	#define TCP_LAST_ACK 9
	54	#define TCP_LISTEN 10
	55	#define TCP_CLOSING 11
	56
	57	enum {
	58	TCP_NLA_PAD,
	59	TCP_NLA_BUSY,
	60	TCP_NLA_RWND_LIMITED,
	61	TCP_NLA_SNDBUF_LIMITED,
	62	TCP_NLA_DATA_SEGS_OUT,
	63	TCP_NLA_TOTAL_RETRANS,
	64	TCP_NLA_PACING_RATE,
	65	TCP_NLA_DELIVERY_RATE,
	66	TCP_NLA_SND_CWND,
	67	TCP_NLA_REORDERING,
	68	TCP_NLA_MIN_RTT,
	69	TCP_NLA_RECUR_RETRANS,
	70	TCP_NLA_DELIVERY_RATE_APP_LMT,
	71	TCP_NLA_SNDQ_SIZE,
	72	TCP_NLA_CA_STATE,
	73	TCP_NLA_SND_SSTHRESH,
	74	TCP_NLA_DELIVERED,
	75	TCP_NLA_DELIVERED_CE,
f41256b6 DG	76	TCP_NLA_BYTES_SENT,
	77	TCP_NLA_BYTES_RETRANS,
	78	TCP_NLA_DSACK_DUPS,
	79	TCP_NLA_REORD_SEEN,
	80	TCP_NLA_SRTT,
322bd4ff DG	81	TCP_NLA_TIMEOUT_REHASH,
322bd4ff DG	82	TCP_NLA_BYTES_NOTSENT,
320054e8 DG	83	};
	84
	85	#if defined(_GNU_SOURCE) \|\| defined(_BSD_SOURCE)
	86	#define TCPOPT_EOL 0
	87	#define TCPOPT_NOP 1
	88	#define TCPOPT_MAXSEG 2
	89	#define TCPOPT_WINDOW 3
	90	#define TCPOPT_SACK_PERMITTED 4
	91	#define TCPOPT_SACK 5
	92	#define TCPOPT_TIMESTAMP 8
	93	#define TCPOLEN_SACK_PERMITTED 2
	94	#define TCPOLEN_WINDOW 3
	95	#define TCPOLEN_MAXSEG 4
	96	#define TCPOLEN_TIMESTAMP 10
	97
	98	#define SOL_TCP 6
	99
	100	#include <sys/types.h>
	101	#include <sys/socket.h>
	102	#include <stdint.h>
320054e8 DG	103
	104	typedef uint32_t tcp_seq;
	105
	106	#define TH_FIN 0x01
	107	#define TH_SYN 0x02
	108	#define TH_RST 0x04
	109	#define TH_PUSH 0x08
	110	#define TH_ACK 0x10
	111	#define TH_URG 0x20
	112
	113	struct tcphdr {
	114	#ifdef _GNU_SOURCE
	115	#ifdef __GNUC__
	116	__extension__
	117	#endif
	118	union { struct {
	119
	120	uint16_t source;
	121	uint16_t dest;
	122	uint32_t seq;
	123	uint32_t ack_seq;
	124	#if __BYTE_ORDER == __LITTLE_ENDIAN
	125	uint16_t res1:4;
	126	uint16_t doff:4;
	127	uint16_t fin:1;
	128	uint16_t syn:1;
	129	uint16_t rst:1;
	130	uint16_t psh:1;
	131	uint16_t ack:1;
	132	uint16_t urg:1;
	133	uint16_t res2:2;
	134	#else
	135	uint16_t doff:4;
	136	uint16_t res1:4;
	137	uint16_t res2:2;
	138	uint16_t urg:1;
	139	uint16_t ack:1;
	140	uint16_t psh:1;
	141	uint16_t rst:1;
	142	uint16_t syn:1;
	143	uint16_t fin:1;
	144	#endif
	145	uint16_t window;
	146	uint16_t check;
	147	uint16_t urg_ptr;
	148
	149	}; struct {
	150	#endif
	151
	152	uint16_t th_sport;
	153	uint16_t th_dport;
	154	uint32_t th_seq;
	155	uint32_t th_ack;
	156	#if __BYTE_ORDER == __LITTLE_ENDIAN
	157	uint8_t th_x2:4;
	158	uint8_t th_off:4;
	159	#else
	160	uint8_t th_off:4;
	161	uint8_t th_x2:4;
	162	#endif
	163	uint8_t th_flags;
	164	uint16_t th_win;
	165	uint16_t th_sum;
	166	uint16_t th_urp;
167
168	#ifdef _GNU_SOURCE
169	}; };
170	#endif
171	};
172	#endif
173
174	#ifdef _GNU_SOURCE
175	#define TCPI_OPT_TIMESTAMPS 1
176	#define TCPI_OPT_SACK 2
177	#define TCPI_OPT_WSCALE 4
178	#define TCPI_OPT_ECN 8
179
180	#define TCP_CA_Open 0
181	#define TCP_CA_Disorder 1
182	#define TCP_CA_CWR 2
183	#define TCP_CA_Recovery 3
184	#define TCP_CA_Loss 4
185
322bd4ff DG	186	enum tcp_fastopen_client_fail {
	187	TFO_STATUS_UNSPEC,
	188	TFO_COOKIE_UNAVAILABLE,
	189	TFO_DATA_NOT_ACKED,
	190	TFO_SYN_RETRANSMITTED,
	191	};
	192
320054e8 DG	193	struct tcp_info {
	194	uint8_t tcpi_state;
	195	uint8_t tcpi_ca_state;
	196	uint8_t tcpi_retransmits;
	197	uint8_t tcpi_probes;
	198	uint8_t tcpi_backoff;
	199	uint8_t tcpi_options;
	200	uint8_t tcpi_snd_wscale : 4, tcpi_rcv_wscale : 4;
322bd4ff	201	uint8_t tcpi_delivery_rate_app_limited : 1, tcpi_fastopen_client_fail : 2;
320054e8 DG	202	uint32_t tcpi_rto;
	203	uint32_t tcpi_ato;
	204	uint32_t tcpi_snd_mss;
	205	uint32_t tcpi_rcv_mss;
	206	uint32_t tcpi_unacked;
	207	uint32_t tcpi_sacked;
	208	uint32_t tcpi_lost;
	209	uint32_t tcpi_retrans;
	210	uint32_t tcpi_fackets;
	211	uint32_t tcpi_last_data_sent;
	212	uint32_t tcpi_last_ack_sent;
	213	uint32_t tcpi_last_data_recv;
	214	uint32_t tcpi_last_ack_recv;
	215	uint32_t tcpi_pmtu;
	216	uint32_t tcpi_rcv_ssthresh;
	217	uint32_t tcpi_rtt;
	218	uint32_t tcpi_rttvar;
	219	uint32_t tcpi_snd_ssthresh;
	220	uint32_t tcpi_snd_cwnd;
	221	uint32_t tcpi_advmss;
	222	uint32_t tcpi_reordering;
	223	uint32_t tcpi_rcv_rtt;
	224	uint32_t tcpi_rcv_space;
	225	uint32_t tcpi_total_retrans;
	226	uint64_t tcpi_pacing_rate;
	227	uint64_t tcpi_max_pacing_rate;
	228	uint64_t tcpi_bytes_acked;
	229	uint64_t tcpi_bytes_received;
	230	uint32_t tcpi_segs_out;
	231	uint32_t tcpi_segs_in;
	232	uint32_t tcpi_notsent_bytes;
	233	uint32_t tcpi_min_rtt;
	234	uint32_t tcpi_data_segs_in;
	235	uint32_t tcpi_data_segs_out;
	236	uint64_t tcpi_delivery_rate;
	237	uint64_t tcpi_busy_time;
	238	uint64_t tcpi_rwnd_limited;
	239	uint64_t tcpi_sndbuf_limited;
	240	uint32_t tcpi_delivered;
	241	uint32_t tcpi_delivered_ce;
f41256b6 DG	242	uint64_t tcpi_bytes_sent;
	243	uint64_t tcpi_bytes_retrans;
	244	uint32_t tcpi_dsack_dups;
	245	uint32_t tcpi_reord_seen;
575e1579 DG	246	uint32_t tcpi_rcv_ooopack;
575e1579 DG	247	uint32_t tcpi_snd_wnd;
320054e8 DG	248	};
	249
	250	#define TCP_MD5SIG_MAXKEYLEN 80
	251
322bd4ff DG	252	#define TCP_MD5SIG_FLAG_PREFIX 0x1
322bd4ff DG	253	#define TCP_MD5SIG_FLAG_IFINDEX 0x2
320054e8 DG	254
	255	struct tcp_md5sig {
	256	struct sockaddr_storage tcpm_addr;
	257	uint8_t tcpm_flags;
	258	uint8_t tcpm_prefixlen;
	259	uint16_t tcpm_keylen;
322bd4ff	260	int tcpm_ifindex;
320054e8 DG	261	uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
	262	};
	263
	264	struct tcp_diag_md5sig {
	265	uint8_t tcpm_family;
	266	uint8_t tcpm_prefixlen;
	267	uint16_t tcpm_keylen;
	268	uint32_t tcpm_addr[4];
	269	uint8_t tcpm_key[TCP_MD5SIG_MAXKEYLEN];
	270	};
	271
	272	#define TCP_REPAIR_ON 1
	273	#define TCP_REPAIR_OFF 0
	274	#define TCP_REPAIR_OFF_NO_WP -1
	275
	276	struct tcp_repair_window {
	277	uint32_t snd_wl1;
	278	uint32_t snd_wnd;
	279	uint32_t max_window;
	280	uint32_t rcv_wnd;
	281	uint32_t rcv_wup;
	282	};
	283
	284	struct tcp_zerocopy_receive {
	285	uint64_t address;
	286	uint32_t length;
	287	uint32_t recv_skip_hint;
322bd4ff DG	288	uint32_t inq;
322bd4ff DG	289	int32_t err;
320054e8 DG	290	};
	291
	292	#endif
	293
	294	#endif