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54#ifndef _UAPI_SCTP_H
55#define _UAPI_SCTP_H
56
57#include <linux/types.h>
58#include <linux/socket.h>
59
60typedef __s32 sctp_assoc_t;
61
62#define SCTP_FUTURE_ASSOC 0
63#define SCTP_CURRENT_ASSOC 1
64#define SCTP_ALL_ASSOC 2
65
66
67
68
69#define SCTP_RTOINFO 0
70#define SCTP_ASSOCINFO 1
71#define SCTP_INITMSG 2
72#define SCTP_NODELAY 3
73#define SCTP_AUTOCLOSE 4
74#define SCTP_SET_PEER_PRIMARY_ADDR 5
75#define SCTP_PRIMARY_ADDR 6
76#define SCTP_ADAPTATION_LAYER 7
77#define SCTP_DISABLE_FRAGMENTS 8
78#define SCTP_PEER_ADDR_PARAMS 9
79#define SCTP_DEFAULT_SEND_PARAM 10
80#define SCTP_EVENTS 11
81#define SCTP_I_WANT_MAPPED_V4_ADDR 12
82#define SCTP_MAXSEG 13
83#define SCTP_STATUS 14
84#define SCTP_GET_PEER_ADDR_INFO 15
85#define SCTP_DELAYED_ACK_TIME 16
86#define SCTP_DELAYED_ACK SCTP_DELAYED_ACK_TIME
87#define SCTP_DELAYED_SACK SCTP_DELAYED_ACK_TIME
88#define SCTP_CONTEXT 17
89#define SCTP_FRAGMENT_INTERLEAVE 18
90#define SCTP_PARTIAL_DELIVERY_POINT 19
91#define SCTP_MAX_BURST 20
92#define SCTP_AUTH_CHUNK 21
93#define SCTP_HMAC_IDENT 22
94#define SCTP_AUTH_KEY 23
95#define SCTP_AUTH_ACTIVE_KEY 24
96#define SCTP_AUTH_DELETE_KEY 25
97#define SCTP_PEER_AUTH_CHUNKS 26
98#define SCTP_LOCAL_AUTH_CHUNKS 27
99#define SCTP_GET_ASSOC_NUMBER 28
100#define SCTP_GET_ASSOC_ID_LIST 29
101#define SCTP_AUTO_ASCONF 30
102#define SCTP_PEER_ADDR_THLDS 31
103#define SCTP_RECVRCVINFO 32
104#define SCTP_RECVNXTINFO 33
105#define SCTP_DEFAULT_SNDINFO 34
106#define SCTP_AUTH_DEACTIVATE_KEY 35
107#define SCTP_REUSE_PORT 36
108
109
110
111
112#define SCTP_SOCKOPT_BINDX_ADD 100
113#define SCTP_SOCKOPT_BINDX_REM 101
114#define SCTP_SOCKOPT_PEELOFF 102
115
116#define SCTP_SOCKOPT_CONNECTX_OLD 107
117#define SCTP_GET_PEER_ADDRS 108
118#define SCTP_GET_LOCAL_ADDRS 109
119#define SCTP_SOCKOPT_CONNECTX 110
120#define SCTP_SOCKOPT_CONNECTX3 111
121#define SCTP_GET_ASSOC_STATS 112
122#define SCTP_PR_SUPPORTED 113
123#define SCTP_DEFAULT_PRINFO 114
124#define SCTP_PR_ASSOC_STATUS 115
125#define SCTP_PR_STREAM_STATUS 116
126#define SCTP_RECONFIG_SUPPORTED 117
127#define SCTP_ENABLE_STREAM_RESET 118
128#define SCTP_RESET_STREAMS 119
129#define SCTP_RESET_ASSOC 120
130#define SCTP_ADD_STREAMS 121
131#define SCTP_SOCKOPT_PEELOFF_FLAGS 122
132#define SCTP_STREAM_SCHEDULER 123
133#define SCTP_STREAM_SCHEDULER_VALUE 124
134#define SCTP_INTERLEAVING_SUPPORTED 125
135#define SCTP_SENDMSG_CONNECT 126
136#define SCTP_EVENT 127
137
138
139#define SCTP_PR_SCTP_NONE 0x0000
140#define SCTP_PR_SCTP_TTL 0x0010
141#define SCTP_PR_SCTP_RTX 0x0020
142#define SCTP_PR_SCTP_PRIO 0x0030
143#define SCTP_PR_SCTP_MAX SCTP_PR_SCTP_PRIO
144#define SCTP_PR_SCTP_MASK 0x0030
145
146#define __SCTP_PR_INDEX(x) ((x >> 4) - 1)
147#define SCTP_PR_INDEX(x) __SCTP_PR_INDEX(SCTP_PR_SCTP_ ## x)
148
149#define SCTP_PR_POLICY(x) ((x) & SCTP_PR_SCTP_MASK)
150#define SCTP_PR_SET_POLICY(flags, x) \
151 do { \
152 flags &= ~SCTP_PR_SCTP_MASK; \
153 flags |= x; \
154 } while (0)
155
156#define SCTP_PR_TTL_ENABLED(x) (SCTP_PR_POLICY(x) == SCTP_PR_SCTP_TTL)
157#define SCTP_PR_RTX_ENABLED(x) (SCTP_PR_POLICY(x) == SCTP_PR_SCTP_RTX)
158#define SCTP_PR_PRIO_ENABLED(x) (SCTP_PR_POLICY(x) == SCTP_PR_SCTP_PRIO)
159
160
161#define SCTP_ENABLE_RESET_STREAM_REQ 0x01
162#define SCTP_ENABLE_RESET_ASSOC_REQ 0x02
163#define SCTP_ENABLE_CHANGE_ASSOC_REQ 0x04
164#define SCTP_ENABLE_STRRESET_MASK 0x07
165
166#define SCTP_STREAM_RESET_INCOMING 0x01
167#define SCTP_STREAM_RESET_OUTGOING 0x02
168
169
170
171enum sctp_msg_flags {
172 MSG_NOTIFICATION = 0x8000,
173#define MSG_NOTIFICATION MSG_NOTIFICATION
174};
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186
187struct sctp_initmsg {
188 __u16 sinit_num_ostreams;
189 __u16 sinit_max_instreams;
190 __u16 sinit_max_attempts;
191 __u16 sinit_max_init_timeo;
192};
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204struct sctp_sndrcvinfo {
205 __u16 sinfo_stream;
206 __u16 sinfo_ssn;
207 __u16 sinfo_flags;
208 __u32 sinfo_ppid;
209 __u32 sinfo_context;
210 __u32 sinfo_timetolive;
211 __u32 sinfo_tsn;
212 __u32 sinfo_cumtsn;
213 sctp_assoc_t sinfo_assoc_id;
214};
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224struct sctp_sndinfo {
225 __u16 snd_sid;
226 __u16 snd_flags;
227 __u32 snd_ppid;
228 __u32 snd_context;
229 sctp_assoc_t snd_assoc_id;
230};
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241struct sctp_rcvinfo {
242 __u16 rcv_sid;
243 __u16 rcv_ssn;
244 __u16 rcv_flags;
245 __u32 rcv_ppid;
246 __u32 rcv_tsn;
247 __u32 rcv_cumtsn;
248 __u32 rcv_context;
249 sctp_assoc_t rcv_assoc_id;
250};
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263struct sctp_nxtinfo {
264 __u16 nxt_sid;
265 __u16 nxt_flags;
266 __u32 nxt_ppid;
267 __u32 nxt_length;
268 sctp_assoc_t nxt_assoc_id;
269};
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279struct sctp_prinfo {
280 __u16 pr_policy;
281 __u32 pr_value;
282};
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292struct sctp_authinfo {
293 __u16 auth_keynumber;
294};
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302enum sctp_sinfo_flags {
303 SCTP_UNORDERED = (1 << 0),
304 SCTP_ADDR_OVER = (1 << 1),
305 SCTP_ABORT = (1 << 2),
306 SCTP_SACK_IMMEDIATELY = (1 << 3),
307
308 SCTP_SENDALL = (1 << 6),
309 SCTP_PR_SCTP_ALL = (1 << 7),
310 SCTP_NOTIFICATION = MSG_NOTIFICATION,
311 SCTP_EOF = MSG_FIN,
312};
313
314typedef union {
315 __u8 raw;
316 struct sctp_initmsg init;
317 struct sctp_sndrcvinfo sndrcv;
318} sctp_cmsg_data_t;
319
320
321typedef enum sctp_cmsg_type {
322 SCTP_INIT,
323#define SCTP_INIT SCTP_INIT
324 SCTP_SNDRCV,
325#define SCTP_SNDRCV SCTP_SNDRCV
326 SCTP_SNDINFO,
327#define SCTP_SNDINFO SCTP_SNDINFO
328 SCTP_RCVINFO,
329#define SCTP_RCVINFO SCTP_RCVINFO
330 SCTP_NXTINFO,
331#define SCTP_NXTINFO SCTP_NXTINFO
332 SCTP_PRINFO,
333#define SCTP_PRINFO SCTP_PRINFO
334 SCTP_AUTHINFO,
335#define SCTP_AUTHINFO SCTP_AUTHINFO
336 SCTP_DSTADDRV4,
337#define SCTP_DSTADDRV4 SCTP_DSTADDRV4
338 SCTP_DSTADDRV6,
339#define SCTP_DSTADDRV6 SCTP_DSTADDRV6
340} sctp_cmsg_t;
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350
351struct sctp_assoc_change {
352 __u16 sac_type;
353 __u16 sac_flags;
354 __u32 sac_length;
355 __u16 sac_state;
356 __u16 sac_error;
357 __u16 sac_outbound_streams;
358 __u16 sac_inbound_streams;
359 sctp_assoc_t sac_assoc_id;
360 __u8 sac_info[0];
361};
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371
372enum sctp_sac_state {
373 SCTP_COMM_UP,
374 SCTP_COMM_LOST,
375 SCTP_RESTART,
376 SCTP_SHUTDOWN_COMP,
377 SCTP_CANT_STR_ASSOC,
378};
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386
387struct sctp_paddr_change {
388 __u16 spc_type;
389 __u16 spc_flags;
390 __u32 spc_length;
391 struct sockaddr_storage spc_aaddr;
392 int spc_state;
393 int spc_error;
394 sctp_assoc_t spc_assoc_id;
395} __attribute__((packed, aligned(4)));
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402
403enum sctp_spc_state {
404 SCTP_ADDR_AVAILABLE,
405 SCTP_ADDR_UNREACHABLE,
406 SCTP_ADDR_REMOVED,
407 SCTP_ADDR_ADDED,
408 SCTP_ADDR_MADE_PRIM,
409 SCTP_ADDR_CONFIRMED,
410};
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423struct sctp_remote_error {
424 __u16 sre_type;
425 __u16 sre_flags;
426 __u32 sre_length;
427 __be16 sre_error;
428 sctp_assoc_t sre_assoc_id;
429 __u8 sre_data[0];
430};
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439struct sctp_send_failed {
440 __u16 ssf_type;
441 __u16 ssf_flags;
442 __u32 ssf_length;
443 __u32 ssf_error;
444 struct sctp_sndrcvinfo ssf_info;
445 sctp_assoc_t ssf_assoc_id;
446 __u8 ssf_data[0];
447};
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461enum sctp_ssf_flags {
462 SCTP_DATA_UNSENT,
463 SCTP_DATA_SENT,
464};
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471
472struct sctp_shutdown_event {
473 __u16 sse_type;
474 __u16 sse_flags;
475 __u32 sse_length;
476 sctp_assoc_t sse_assoc_id;
477};
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486struct sctp_adaptation_event {
487 __u16 sai_type;
488 __u16 sai_flags;
489 __u32 sai_length;
490 __u32 sai_adaptation_ind;
491 sctp_assoc_t sai_assoc_id;
492};
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501struct sctp_pdapi_event {
502 __u16 pdapi_type;
503 __u16 pdapi_flags;
504 __u32 pdapi_length;
505 __u32 pdapi_indication;
506 sctp_assoc_t pdapi_assoc_id;
507 __u32 pdapi_stream;
508 __u32 pdapi_seq;
509};
510
511enum { SCTP_PARTIAL_DELIVERY_ABORTED=0, };
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519struct sctp_authkey_event {
520 __u16 auth_type;
521 __u16 auth_flags;
522 __u32 auth_length;
523 __u16 auth_keynumber;
524 __u16 auth_altkeynumber;
525 __u32 auth_indication;
526 sctp_assoc_t auth_assoc_id;
527};
528
529enum {
530 SCTP_AUTH_NEW_KEY,
531#define SCTP_AUTH_NEWKEY SCTP_AUTH_NEW_KEY
532 SCTP_AUTH_FREE_KEY,
533 SCTP_AUTH_NO_AUTH,
534};
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544struct sctp_sender_dry_event {
545 __u16 sender_dry_type;
546 __u16 sender_dry_flags;
547 __u32 sender_dry_length;
548 sctp_assoc_t sender_dry_assoc_id;
549};
550
551#define SCTP_STREAM_RESET_INCOMING_SSN 0x0001
552#define SCTP_STREAM_RESET_OUTGOING_SSN 0x0002
553#define SCTP_STREAM_RESET_DENIED 0x0004
554#define SCTP_STREAM_RESET_FAILED 0x0008
555struct sctp_stream_reset_event {
556 __u16 strreset_type;
557 __u16 strreset_flags;
558 __u32 strreset_length;
559 sctp_assoc_t strreset_assoc_id;
560 __u16 strreset_stream_list[];
561};
562
563#define SCTP_ASSOC_RESET_DENIED 0x0004
564#define SCTP_ASSOC_RESET_FAILED 0x0008
565struct sctp_assoc_reset_event {
566 __u16 assocreset_type;
567 __u16 assocreset_flags;
568 __u32 assocreset_length;
569 sctp_assoc_t assocreset_assoc_id;
570 __u32 assocreset_local_tsn;
571 __u32 assocreset_remote_tsn;
572};
573
574#define SCTP_ASSOC_CHANGE_DENIED 0x0004
575#define SCTP_ASSOC_CHANGE_FAILED 0x0008
576#define SCTP_STREAM_CHANGE_DENIED SCTP_ASSOC_CHANGE_DENIED
577#define SCTP_STREAM_CHANGE_FAILED SCTP_ASSOC_CHANGE_FAILED
578struct sctp_stream_change_event {
579 __u16 strchange_type;
580 __u16 strchange_flags;
581 __u32 strchange_length;
582 sctp_assoc_t strchange_assoc_id;
583 __u16 strchange_instrms;
584 __u16 strchange_outstrms;
585};
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591struct sctp_event_subscribe {
592 __u8 sctp_data_io_event;
593 __u8 sctp_association_event;
594 __u8 sctp_address_event;
595 __u8 sctp_send_failure_event;
596 __u8 sctp_peer_error_event;
597 __u8 sctp_shutdown_event;
598 __u8 sctp_partial_delivery_event;
599 __u8 sctp_adaptation_layer_event;
600 __u8 sctp_authentication_event;
601 __u8 sctp_sender_dry_event;
602 __u8 sctp_stream_reset_event;
603 __u8 sctp_assoc_reset_event;
604 __u8 sctp_stream_change_event;
605};
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614union sctp_notification {
615 struct {
616 __u16 sn_type;
617 __u16 sn_flags;
618 __u32 sn_length;
619 } sn_header;
620 struct sctp_assoc_change sn_assoc_change;
621 struct sctp_paddr_change sn_paddr_change;
622 struct sctp_remote_error sn_remote_error;
623 struct sctp_send_failed sn_send_failed;
624 struct sctp_shutdown_event sn_shutdown_event;
625 struct sctp_adaptation_event sn_adaptation_event;
626 struct sctp_pdapi_event sn_pdapi_event;
627 struct sctp_authkey_event sn_authkey_event;
628 struct sctp_sender_dry_event sn_sender_dry_event;
629 struct sctp_stream_reset_event sn_strreset_event;
630 struct sctp_assoc_reset_event sn_assocreset_event;
631 struct sctp_stream_change_event sn_strchange_event;
632};
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639enum sctp_sn_type {
640 SCTP_SN_TYPE_BASE = (1<<15),
641 SCTP_DATA_IO_EVENT = SCTP_SN_TYPE_BASE,
642#define SCTP_DATA_IO_EVENT SCTP_DATA_IO_EVENT
643 SCTP_ASSOC_CHANGE,
644#define SCTP_ASSOC_CHANGE SCTP_ASSOC_CHANGE
645 SCTP_PEER_ADDR_CHANGE,
646#define SCTP_PEER_ADDR_CHANGE SCTP_PEER_ADDR_CHANGE
647 SCTP_SEND_FAILED,
648#define SCTP_SEND_FAILED SCTP_SEND_FAILED
649 SCTP_REMOTE_ERROR,
650#define SCTP_REMOTE_ERROR SCTP_REMOTE_ERROR
651 SCTP_SHUTDOWN_EVENT,
652#define SCTP_SHUTDOWN_EVENT SCTP_SHUTDOWN_EVENT
653 SCTP_PARTIAL_DELIVERY_EVENT,
654#define SCTP_PARTIAL_DELIVERY_EVENT SCTP_PARTIAL_DELIVERY_EVENT
655 SCTP_ADAPTATION_INDICATION,
656#define SCTP_ADAPTATION_INDICATION SCTP_ADAPTATION_INDICATION
657 SCTP_AUTHENTICATION_EVENT,
658#define SCTP_AUTHENTICATION_INDICATION SCTP_AUTHENTICATION_EVENT
659 SCTP_SENDER_DRY_EVENT,
660#define SCTP_SENDER_DRY_EVENT SCTP_SENDER_DRY_EVENT
661 SCTP_STREAM_RESET_EVENT,
662#define SCTP_STREAM_RESET_EVENT SCTP_STREAM_RESET_EVENT
663 SCTP_ASSOC_RESET_EVENT,
664#define SCTP_ASSOC_RESET_EVENT SCTP_ASSOC_RESET_EVENT
665 SCTP_STREAM_CHANGE_EVENT,
666#define SCTP_STREAM_CHANGE_EVENT SCTP_STREAM_CHANGE_EVENT
667 SCTP_SN_TYPE_MAX = SCTP_STREAM_CHANGE_EVENT,
668#define SCTP_SN_TYPE_MAX SCTP_SN_TYPE_MAX
669};
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678typedef enum sctp_sn_error {
679 SCTP_FAILED_THRESHOLD,
680 SCTP_RECEIVED_SACK,
681 SCTP_HEARTBEAT_SUCCESS,
682 SCTP_RESPONSE_TO_USER_REQ,
683 SCTP_INTERNAL_ERROR,
684 SCTP_SHUTDOWN_GUARD_EXPIRES,
685 SCTP_PEER_FAULTY,
686} sctp_sn_error_t;
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695struct sctp_rtoinfo {
696 sctp_assoc_t srto_assoc_id;
697 __u32 srto_initial;
698 __u32 srto_max;
699 __u32 srto_min;
700};
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708struct sctp_assocparams {
709 sctp_assoc_t sasoc_assoc_id;
710 __u16 sasoc_asocmaxrxt;
711 __u16 sasoc_number_peer_destinations;
712 __u32 sasoc_peer_rwnd;
713 __u32 sasoc_local_rwnd;
714 __u32 sasoc_cookie_life;
715};
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725struct sctp_setpeerprim {
726 sctp_assoc_t sspp_assoc_id;
727 struct sockaddr_storage sspp_addr;
728} __attribute__((packed, aligned(4)));
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738struct sctp_prim {
739 sctp_assoc_t ssp_assoc_id;
740 struct sockaddr_storage ssp_addr;
741} __attribute__((packed, aligned(4)));
742
743
744#define sctp_setprim sctp_prim
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752struct sctp_setadaptation {
753 __u32 ssb_adaptation_ind;
754};
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766enum sctp_spp_flags {
767 SPP_HB_ENABLE = 1<<0,
768 SPP_HB_DISABLE = 1<<1,
769 SPP_HB = SPP_HB_ENABLE | SPP_HB_DISABLE,
770 SPP_HB_DEMAND = 1<<2,
771 SPP_PMTUD_ENABLE = 1<<3,
772 SPP_PMTUD_DISABLE = 1<<4,
773 SPP_PMTUD = SPP_PMTUD_ENABLE | SPP_PMTUD_DISABLE,
774 SPP_SACKDELAY_ENABLE = 1<<5,
775 SPP_SACKDELAY_DISABLE = 1<<6,
776 SPP_SACKDELAY = SPP_SACKDELAY_ENABLE | SPP_SACKDELAY_DISABLE,
777 SPP_HB_TIME_IS_ZERO = 1<<7,
778 SPP_IPV6_FLOWLABEL = 1<<8,
779 SPP_DSCP = 1<<9,
780};
781
782struct sctp_paddrparams {
783 sctp_assoc_t spp_assoc_id;
784 struct sockaddr_storage spp_address;
785 __u32 spp_hbinterval;
786 __u16 spp_pathmaxrxt;
787 __u32 spp_pathmtu;
788 __u32 spp_sackdelay;
789 __u32 spp_flags;
790 __u32 spp_ipv6_flowlabel;
791 __u8 spp_dscp;
792} __attribute__((packed, aligned(4)));
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801struct sctp_authchunk {
802 __u8 sauth_chunk;
803};
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811#ifndef __KERNEL__
812
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814
815enum {
816 SCTP_AUTH_HMAC_ID_SHA1 = 1,
817 SCTP_AUTH_HMAC_ID_SHA256 = 3,
818};
819#endif
820
821struct sctp_hmacalgo {
822 __u32 shmac_num_idents;
823 __u16 shmac_idents[];
824};
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829#define shmac_number_of_idents shmac_num_idents
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837struct sctp_authkey {
838 sctp_assoc_t sca_assoc_id;
839 __u16 sca_keynumber;
840 __u16 sca_keylength;
841 __u8 sca_key[];
842};
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851struct sctp_authkeyid {
852 sctp_assoc_t scact_assoc_id;
853 __u16 scact_keynumber;
854};
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871struct sctp_sack_info {
872 sctp_assoc_t sack_assoc_id;
873 uint32_t sack_delay;
874 uint32_t sack_freq;
875};
876
877struct sctp_assoc_value {
878 sctp_assoc_t assoc_id;
879 uint32_t assoc_value;
880};
881
882struct sctp_stream_value {
883 sctp_assoc_t assoc_id;
884 uint16_t stream_id;
885 uint16_t stream_value;
886};
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897struct sctp_paddrinfo {
898 sctp_assoc_t spinfo_assoc_id;
899 struct sockaddr_storage spinfo_address;
900 __s32 spinfo_state;
901 __u32 spinfo_cwnd;
902 __u32 spinfo_srtt;
903 __u32 spinfo_rto;
904 __u32 spinfo_mtu;
905} __attribute__((packed, aligned(4)));
906
907
908
909
910
911
912
913
914
915
916enum sctp_spinfo_state {
917 SCTP_INACTIVE,
918 SCTP_PF,
919 SCTP_ACTIVE,
920 SCTP_UNCONFIRMED,
921 SCTP_UNKNOWN = 0xffff
922};
923
924
925
926
927
928
929
930
931
932
933struct sctp_status {
934 sctp_assoc_t sstat_assoc_id;
935 __s32 sstat_state;
936 __u32 sstat_rwnd;
937 __u16 sstat_unackdata;
938 __u16 sstat_penddata;
939 __u16 sstat_instrms;
940 __u16 sstat_outstrms;
941 __u32 sstat_fragmentation_point;
942 struct sctp_paddrinfo sstat_primary;
943};
944
945
946
947
948
949
950
951
952struct sctp_authchunks {
953 sctp_assoc_t gauth_assoc_id;
954 __u32 gauth_number_of_chunks;
955 uint8_t gauth_chunks[];
956};
957
958
959
960
961#define guth_number_of_chunks gauth_number_of_chunks
962
963
964enum sctp_sstat_state {
965 SCTP_EMPTY = 0,
966 SCTP_CLOSED = 1,
967 SCTP_COOKIE_WAIT = 2,
968 SCTP_COOKIE_ECHOED = 3,
969 SCTP_ESTABLISHED = 4,
970 SCTP_SHUTDOWN_PENDING = 5,
971 SCTP_SHUTDOWN_SENT = 6,
972 SCTP_SHUTDOWN_RECEIVED = 7,
973 SCTP_SHUTDOWN_ACK_SENT = 8,
974};
975
976
977
978
979
980
981
982
983struct sctp_assoc_ids {
984 __u32 gaids_number_of_ids;
985 sctp_assoc_t gaids_assoc_id[];
986};
987
988
989
990
991
992
993
994struct sctp_getaddrs_old {
995 sctp_assoc_t assoc_id;
996 int addr_num;
997#ifdef __KERNEL__
998 struct sockaddr __user *addrs;
999#else
1000 struct sockaddr *addrs;
1001#endif
1002};
1003
1004struct sctp_getaddrs {
1005 sctp_assoc_t assoc_id;
1006 __u32 addr_num;
1007 __u8 addrs[0];
1008};
1009
1010
1011
1012
1013
1014
1015struct sctp_assoc_stats {
1016 sctp_assoc_t sas_assoc_id;
1017
1018 struct sockaddr_storage sas_obs_rto_ipaddr;
1019 __u64 sas_maxrto;
1020 __u64 sas_isacks;
1021 __u64 sas_osacks;
1022 __u64 sas_opackets;
1023 __u64 sas_ipackets;
1024 __u64 sas_rtxchunks;
1025 __u64 sas_outofseqtsns;
1026 __u64 sas_idupchunks;
1027 __u64 sas_gapcnt;
1028 __u64 sas_ouodchunks;
1029 __u64 sas_iuodchunks;
1030 __u64 sas_oodchunks;
1031 __u64 sas_iodchunks;
1032 __u64 sas_octrlchunks;
1033 __u64 sas_ictrlchunks;
1034};
1035
1036
1037
1038
1039
1040
1041
1042#define SCTP_BINDX_ADD_ADDR 0x01
1043#define SCTP_BINDX_REM_ADDR 0x02
1044
1045
1046
1047
1048typedef struct {
1049 sctp_assoc_t associd;
1050 int sd;
1051} sctp_peeloff_arg_t;
1052
1053typedef struct {
1054 sctp_peeloff_arg_t p_arg;
1055 unsigned flags;
1056} sctp_peeloff_flags_arg_t;
1057
1058
1059
1060
1061struct sctp_paddrthlds {
1062 sctp_assoc_t spt_assoc_id;
1063 struct sockaddr_storage spt_address;
1064 __u16 spt_pathmaxrxt;
1065 __u16 spt_pathpfthld;
1066};
1067
1068
1069
1070
1071struct sctp_prstatus {
1072 sctp_assoc_t sprstat_assoc_id;
1073 __u16 sprstat_sid;
1074 __u16 sprstat_policy;
1075 __u64 sprstat_abandoned_unsent;
1076 __u64 sprstat_abandoned_sent;
1077};
1078
1079struct sctp_default_prinfo {
1080 sctp_assoc_t pr_assoc_id;
1081 __u32 pr_value;
1082 __u16 pr_policy;
1083};
1084
1085struct sctp_info {
1086 __u32 sctpi_tag;
1087 __u32 sctpi_state;
1088 __u32 sctpi_rwnd;
1089 __u16 sctpi_unackdata;
1090 __u16 sctpi_penddata;
1091 __u16 sctpi_instrms;
1092 __u16 sctpi_outstrms;
1093 __u32 sctpi_fragmentation_point;
1094 __u32 sctpi_inqueue;
1095 __u32 sctpi_outqueue;
1096 __u32 sctpi_overall_error;
1097 __u32 sctpi_max_burst;
1098 __u32 sctpi_maxseg;
1099 __u32 sctpi_peer_rwnd;
1100 __u32 sctpi_peer_tag;
1101 __u8 sctpi_peer_capable;
1102 __u8 sctpi_peer_sack;
1103 __u16 __reserved1;
1104
1105
1106 __u64 sctpi_isacks;
1107 __u64 sctpi_osacks;
1108 __u64 sctpi_opackets;
1109 __u64 sctpi_ipackets;
1110 __u64 sctpi_rtxchunks;
1111 __u64 sctpi_outofseqtsns;
1112 __u64 sctpi_idupchunks;
1113 __u64 sctpi_gapcnt;
1114 __u64 sctpi_ouodchunks;
1115 __u64 sctpi_iuodchunks;
1116 __u64 sctpi_oodchunks;
1117 __u64 sctpi_iodchunks;
1118 __u64 sctpi_octrlchunks;
1119 __u64 sctpi_ictrlchunks;
1120
1121
1122 struct sockaddr_storage sctpi_p_address;
1123 __s32 sctpi_p_state;
1124 __u32 sctpi_p_cwnd;
1125 __u32 sctpi_p_srtt;
1126 __u32 sctpi_p_rto;
1127 __u32 sctpi_p_hbinterval;
1128 __u32 sctpi_p_pathmaxrxt;
1129 __u32 sctpi_p_sackdelay;
1130 __u32 sctpi_p_sackfreq;
1131 __u32 sctpi_p_ssthresh;
1132 __u32 sctpi_p_partial_bytes_acked;
1133 __u32 sctpi_p_flight_size;
1134 __u16 sctpi_p_error;
1135 __u16 __reserved2;
1136
1137
1138 __u32 sctpi_s_autoclose;
1139 __u32 sctpi_s_adaptation_ind;
1140 __u32 sctpi_s_pd_point;
1141 __u8 sctpi_s_nodelay;
1142 __u8 sctpi_s_disable_fragments;
1143 __u8 sctpi_s_v4mapped;
1144 __u8 sctpi_s_frag_interleave;
1145 __u32 sctpi_s_type;
1146 __u32 __reserved3;
1147};
1148
1149struct sctp_reset_streams {
1150 sctp_assoc_t srs_assoc_id;
1151 uint16_t srs_flags;
1152 uint16_t srs_number_streams;
1153 uint16_t srs_stream_list[];
1154};
1155
1156struct sctp_add_streams {
1157 sctp_assoc_t sas_assoc_id;
1158 uint16_t sas_instrms;
1159 uint16_t sas_outstrms;
1160};
1161
1162struct sctp_event {
1163 sctp_assoc_t se_assoc_id;
1164 uint16_t se_type;
1165 uint8_t se_on;
1166};
1167
1168
1169enum sctp_sched_type {
1170 SCTP_SS_FCFS,
1171 SCTP_SS_DEFAULT = SCTP_SS_FCFS,
1172 SCTP_SS_PRIO,
1173 SCTP_SS_RR,
1174 SCTP_SS_MAX = SCTP_SS_RR
1175};
1176
1177#endif
1178