sctp.h revision 194355
178556Sobrien/*- 278556Sobrien * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. 378556Sobrien * 478556Sobrien * Redistribution and use in source and binary forms, with or without 578556Sobrien * modification, are permitted provided that the following conditions are met: 678556Sobrien * 778556Sobrien * a) Redistributions of source code must retain the above copyright notice, 878556Sobrien * this list of conditions and the following disclaimer. 978556Sobrien * 1078556Sobrien * b) Redistributions in binary form must reproduce the above copyright 1178556Sobrien * notice, this list of conditions and the following disclaimer in 1278556Sobrien * the documentation and/or other materials provided with the distribution. 1378556Sobrien * 1478556Sobrien * c) Neither the name of Cisco Systems, Inc. nor the names of its 1578556Sobrien * contributors may be used to endorse or promote products derived 1678556Sobrien * from this software without specific prior written permission. 1778556Sobrien * 1878556Sobrien * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1978556Sobrien * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 2078556Sobrien * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2178556Sobrien * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 2278556Sobrien * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 2378556Sobrien * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 2478556Sobrien * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 2578556Sobrien * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 2678556Sobrien * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 2778556Sobrien * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 2878556Sobrien * THE POSSIBILITY OF SUCH DAMAGE. 2978556Sobrien */ 3078556Sobrien/* $KAME: sctp.h,v 1.18 2005/03/06 16:04:16 itojun Exp $ */ 3178556Sobrien 3278556Sobrien#include <sys/cdefs.h> 3378556Sobrien__FBSDID("$FreeBSD: head/sys/netinet/sctp.h 194355 2009-06-17 12:34:56Z rrs $"); 3478556Sobrien 3578556Sobrien#ifndef _NETINET_SCTP_H_ 3678556Sobrien#define _NETINET_SCTP_H_ 3778556Sobrien 3878556Sobrien#include <sys/types.h> 3978556Sobrien 4078556Sobrien 4178556Sobrien#define SCTP_PACKED __attribute__((packed)) 4278556Sobrien 4378556Sobrien/* 4478556Sobrien * SCTP protocol - RFC2960. 4578556Sobrien */ 4678556Sobrienstruct sctphdr { 4778556Sobrien uint16_t src_port; /* source port */ 4878556Sobrien uint16_t dest_port; /* destination port */ 4978556Sobrien uint32_t v_tag; /* verification tag of packet */ 5078556Sobrien uint32_t checksum; /* Adler32 C-Sum */ 5178556Sobrien /* chunks follow... */ 5278556Sobrien} SCTP_PACKED; 5378556Sobrien 5478556Sobrien/* 5578556Sobrien * SCTP Chunks 5678556Sobrien */ 5778556Sobrienstruct sctp_chunkhdr { 5878556Sobrien uint8_t chunk_type; /* chunk type */ 5978556Sobrien uint8_t chunk_flags; /* chunk flags */ 6078556Sobrien uint16_t chunk_length; /* chunk length */ 6178556Sobrien /* optional params follow */ 6278556Sobrien} SCTP_PACKED; 6378556Sobrien 6478556Sobrien/* 6578556Sobrien * SCTP chunk parameters 6678556Sobrien */ 6778556Sobrienstruct sctp_paramhdr { 6878556Sobrien uint16_t param_type; /* parameter type */ 6978556Sobrien uint16_t param_length; /* parameter length */ 7078556Sobrien} SCTP_PACKED; 7178556Sobrien 7278556Sobrien/* 7378556Sobrien * user socket options: socket API defined 7478556Sobrien */ 7578556Sobrien/* 7678556Sobrien * read-write options 7778556Sobrien */ 7878556Sobrien#define SCTP_RTOINFO 0x00000001 7978556Sobrien#define SCTP_ASSOCINFO 0x00000002 8078556Sobrien#define SCTP_INITMSG 0x00000003 8178556Sobrien#define SCTP_NODELAY 0x00000004 8278556Sobrien#define SCTP_AUTOCLOSE 0x00000005 8378556Sobrien#define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 8478556Sobrien#define SCTP_PRIMARY_ADDR 0x00000007 8578556Sobrien#define SCTP_ADAPTATION_LAYER 0x00000008 8678556Sobrien/* same as above */ 8778556Sobrien#define SCTP_ADAPTION_LAYER 0x00000008 8878556Sobrien#define SCTP_DISABLE_FRAGMENTS 0x00000009 8978556Sobrien#define SCTP_PEER_ADDR_PARAMS 0x0000000a 9078556Sobrien#define SCTP_DEFAULT_SEND_PARAM 0x0000000b 9178556Sobrien/* ancillary data/notification interest options */ 9278556Sobrien#define SCTP_EVENTS 0x0000000c 9378556Sobrien/* Without this applied we will give V4 and V6 addresses on a V6 socket */ 9478556Sobrien#define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d 9578556Sobrien#define SCTP_MAXSEG 0x0000000e 9678556Sobrien#define SCTP_DELAYED_SACK 0x0000000f 9778556Sobrien#define SCTP_FRAGMENT_INTERLEAVE 0x00000010 9878556Sobrien#define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 9978556Sobrien/* authentication support */ 10078556Sobrien#define SCTP_AUTH_CHUNK 0x00000012 10178556Sobrien#define SCTP_AUTH_KEY 0x00000013 10278556Sobrien#define SCTP_HMAC_IDENT 0x00000014 10378556Sobrien#define SCTP_AUTH_ACTIVE_KEY 0x00000015 10478556Sobrien#define SCTP_AUTH_DELETE_KEY 0x00000016 10578556Sobrien#define SCTP_USE_EXT_RCVINFO 0x00000017 10678556Sobrien#define SCTP_AUTO_ASCONF 0x00000018 /* rw */ 10778556Sobrien#define SCTP_MAXBURST 0x00000019 /* rw */ 10878556Sobrien#define SCTP_MAX_BURST 0x00000019 /* rw */ 10978556Sobrien/* assoc level context */ 11078556Sobrien#define SCTP_CONTEXT 0x0000001a /* rw */ 11178556Sobrien/* explict EOR signalling */ 11278556Sobrien#define SCTP_EXPLICIT_EOR 0x0000001b 11378556Sobrien#define SCTP_REUSE_PORT 0x0000001c /* rw */ 11478556Sobrien#define SCTP_AUTH_DEACTIVATE_KEY 0x0000001d 11578556Sobrien 11678556Sobrien/* 11778556Sobrien * read-only options 11878556Sobrien */ 11978556Sobrien#define SCTP_STATUS 0x00000100 12078556Sobrien#define SCTP_GET_PEER_ADDR_INFO 0x00000101 12178556Sobrien/* authentication support */ 12278556Sobrien#define SCTP_PEER_AUTH_CHUNKS 0x00000102 12378556Sobrien#define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 12478556Sobrien#define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ 12578556Sobrien#define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ 12678556Sobrien 12778556Sobrien/* 12878556Sobrien * user socket options: BSD implementation specific 12978556Sobrien */ 13078556Sobrien/* 13178556Sobrien * Blocking I/O is enabled on any TCP type socket by default. For the UDP 13278556Sobrien * model if this is turned on then the socket buffer is shared for send 13378556Sobrien * resources amongst all associations. The default for the UDP model is that 13478556Sobrien * is SS_NBIO is set. Which means all associations have a seperate send 13578556Sobrien * limit BUT they will NOT ever BLOCK instead you will get an error back 13678556Sobrien * EAGAIN if you try to send to much. If you want the blocking symantics you 13778556Sobrien * set this option at the cost of sharing one socket send buffer size amongst 13878556Sobrien * all associations. Peeled off sockets turn this option off and block. But 13978556Sobrien * since both TCP and peeled off sockets have only one assoc per socket this 14078556Sobrien * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP 14178556Sobrien * model OR peeled off UDP model, but we do allow you to do so. You just use 14278556Sobrien * the normal syscall to toggle SS_NBIO the way you want. 14378556Sobrien * 14478556Sobrien * Blocking I/O is controled by the SS_NBIO flag on the socket state so_state 14578556Sobrien * field. 14678556Sobrien */ 14778556Sobrien 14878556Sobrien/* these should probably go into sockets API */ 14978556Sobrien#define SCTP_RESET_STREAMS 0x00001004 /* wo */ 15078556Sobrien 15178556Sobrien 15278556Sobrien/* here on down are more implementation specific */ 15378556Sobrien#define SCTP_SET_DEBUG_LEVEL 0x00001005 15478556Sobrien#define SCTP_CLR_STAT_LOG 0x00001007 15578556Sobrien/* CMT ON/OFF socket option */ 15678556Sobrien#define SCTP_CMT_ON_OFF 0x00001200 15778556Sobrien#define SCTP_CMT_USE_DAC 0x00001201 15878556Sobrien/* EY - NR_SACK on/off socket option */ 15978556Sobrien#define SCTP_NR_SACK_ON_OFF 0x00001300 16078556Sobrien/* JRS - Pluggable Congestion Control Socket option */ 16178556Sobrien#define SCTP_PLUGGABLE_CC 0x00001202 16278556Sobrien 16378556Sobrien/* read only */ 16478556Sobrien#define SCTP_GET_SNDBUF_USE 0x00001101 16578556Sobrien#define SCTP_GET_STAT_LOG 0x00001103 16678556Sobrien#define SCTP_PCB_STATUS 0x00001104 16778556Sobrien#define SCTP_GET_NONCE_VALUES 0x00001105 16878556Sobrien 16978556Sobrien 17078556Sobrien/* Special hook for dynamically setting primary for all assoc's, 17178556Sobrien * this is a write only option that requires root privledge. 17278556Sobrien */ 17378556Sobrien#define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 17478556Sobrien 17578556Sobrien/* VRF (virtual router feature) and multi-VRF support 17678556Sobrien * options. VRF's provide splits within a router 17778556Sobrien * that give the views of multiple routers. A 17878556Sobrien * standard host, without VRF support, is just 17978556Sobrien * a single VRF. If VRF's are supported then 18078556Sobrien * the transport must be VRF aware. This means 18178556Sobrien * that every socket call coming in must be directed 18278556Sobrien * within the endpoint to one of the VRF's it belongs 18378556Sobrien * to. The endpoint, before binding, may select 18478556Sobrien * the "default" VRF it is in by using a set socket 18578556Sobrien * option with SCTP_VRF_ID. This will also 18678556Sobrien * get propegated to the default VRF. Once the 18778556Sobrien * endpoint binds an address then it CANNOT add 18878556Sobrien * additional VRF's to become a Multi-VRF endpoint. 18978556Sobrien * 19078556Sobrien * Before BINDING additional VRF's can be added with 19178556Sobrien * the SCTP_ADD_VRF_ID call or deleted with 19278556Sobrien * SCTP_DEL_VRF_ID. 19378556Sobrien * 19478556Sobrien * Associations are ALWAYS contained inside a single 19578556Sobrien * VRF. They cannot reside in two (or more) VRF's. Incoming 19678556Sobrien * packets, assuming the router is VRF aware, can always 19778556Sobrien * tell us what VRF they arrived on. A host not supporting 19878556Sobrien * any VRF's will find that the packets always arrived on the 19978556Sobrien * single VRF that the host has. 20078556Sobrien * 20178556Sobrien */ 20278556Sobrien 20378556Sobrien#define SCTP_VRF_ID 0x00003001 20478556Sobrien#define SCTP_ADD_VRF_ID 0x00003002 20578556Sobrien#define SCTP_GET_VRF_IDS 0x00003003 20678556Sobrien#define SCTP_GET_ASOC_VRF 0x00003004 20778556Sobrien#define SCTP_DEL_VRF_ID 0x00003005 20878556Sobrien 20978556Sobrien/* 21078556Sobrien * If you enable packet logging you can get 21178556Sobrien * a poor mans ethereal output in binary 21278556Sobrien * form. Note this is a compile option to 21378556Sobrien * the kernel, SCTP_PACKET_LOGGING, and 21478556Sobrien * without it in your kernel you 21578556Sobrien * will get a EOPNOTSUPP 21678556Sobrien */ 21778556Sobrien#define SCTP_GET_PACKET_LOG 0x00004001 21878556Sobrien 21978556Sobrien/* 22078556Sobrien * hidden implementation specific options these are NOT user visible (should 22178556Sobrien * move out of sctp.h) 22278556Sobrien */ 22378556Sobrien/* sctp_bindx() flags as hidden socket options */ 22478556Sobrien#define SCTP_BINDX_ADD_ADDR 0x00008001 22578556Sobrien#define SCTP_BINDX_REM_ADDR 0x00008002 22678556Sobrien/* Hidden socket option that gets the addresses */ 22778556Sobrien#define SCTP_GET_PEER_ADDRESSES 0x00008003 22878556Sobrien#define SCTP_GET_LOCAL_ADDRESSES 0x00008004 22978556Sobrien/* return the total count in bytes needed to hold all local addresses bound */ 23078556Sobrien#define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 23178556Sobrien/* Return the total count in bytes needed to hold the remote address */ 23278556Sobrien#define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 23378556Sobrien/* hidden option for connectx */ 23478556Sobrien#define SCTP_CONNECT_X 0x00008007 23578556Sobrien/* hidden option for connectx_delayed, part of sendx */ 23678556Sobrien#define SCTP_CONNECT_X_DELAYED 0x00008008 23778556Sobrien#define SCTP_CONNECT_X_COMPLETE 0x00008009 23878556Sobrien/* hidden socket option based sctp_peeloff */ 23978556Sobrien#define SCTP_PEELOFF 0x0000800a 24078556Sobrien/* the real worker for sctp_getaddrlen() */ 24178556Sobrien#define SCTP_GET_ADDR_LEN 0x0000800b 24278556Sobrien/* temporary workaround for Apple listen() issue, no args used */ 24378556Sobrien#define SCTP_LISTEN_FIX 0x0000800c 24478556Sobrien/* Debug things that need to be purged */ 24578556Sobrien#define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 24678556Sobrien 24778556Sobrien/* JRS - Supported congestion control modules for pluggable 24878556Sobrien * congestion control 24978556Sobrien */ 25078556Sobrien/* Standard TCP Congestion Control */ 25178556Sobrien#define SCTP_CC_RFC2581 0x00000000 25278556Sobrien/* High Speed TCP Congestion Control (Floyd) */ 25378556Sobrien#define SCTP_CC_HSTCP 0x00000001 25478556Sobrien/* HTCP Congestion Control */ 25578556Sobrien#define SCTP_CC_HTCP 0x00000002 25678556Sobrien 25778556Sobrien 25878556Sobrien/* fragment interleave constants 25978556Sobrien * setting must be one of these or 26078556Sobrien * EINVAL returned. 26178556Sobrien */ 26278556Sobrien#define SCTP_FRAG_LEVEL_0 0x00000000 26378556Sobrien#define SCTP_FRAG_LEVEL_1 0x00000001 26478556Sobrien#define SCTP_FRAG_LEVEL_2 0x00000002 26578556Sobrien 26678556Sobrien/* 26778556Sobrien * user state values 26878556Sobrien */ 26978556Sobrien#define SCTP_CLOSED 0x0000 27078556Sobrien#define SCTP_BOUND 0x1000 27178556Sobrien#define SCTP_LISTEN 0x2000 27278556Sobrien#define SCTP_COOKIE_WAIT 0x0002 27378556Sobrien#define SCTP_COOKIE_ECHOED 0x0004 27478556Sobrien#define SCTP_ESTABLISHED 0x0008 27578556Sobrien#define SCTP_SHUTDOWN_SENT 0x0010 27678556Sobrien#define SCTP_SHUTDOWN_RECEIVED 0x0020 27778556Sobrien#define SCTP_SHUTDOWN_ACK_SENT 0x0040 27878556Sobrien#define SCTP_SHUTDOWN_PENDING 0x0080 27978556Sobrien 28078556Sobrien/* 28178556Sobrien * SCTP operational error codes (user visible) 28278556Sobrien */ 28378556Sobrien#define SCTP_CAUSE_NO_ERROR 0x0000 28478556Sobrien#define SCTP_CAUSE_INVALID_STREAM 0x0001 28578556Sobrien#define SCTP_CAUSE_MISSING_PARAM 0x0002 28678556Sobrien#define SCTP_CAUSE_STALE_COOKIE 0x0003 28778556Sobrien#define SCTP_CAUSE_OUT_OF_RESC 0x0004 28878556Sobrien#define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 28978556Sobrien#define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 29078556Sobrien#define SCTP_CAUSE_INVALID_PARAM 0x0007 29178556Sobrien#define SCTP_CAUSE_UNRECOG_PARAM 0x0008 29278556Sobrien#define SCTP_CAUSE_NO_USER_DATA 0x0009 29378556Sobrien#define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a 29478556Sobrien#define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b 29578556Sobrien#define SCTP_CAUSE_USER_INITIATED_ABT 0x000c 29678556Sobrien#define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d 29778556Sobrien 29878556Sobrien/* Error causes from RFC5061 */ 29978556Sobrien#define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 30078556Sobrien#define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 30178556Sobrien#define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 30278556Sobrien#define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 30378556Sobrien#define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 30478556Sobrien 30578556Sobrien/* Error causes from nat-draft */ 30678556Sobrien#define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 30778556Sobrien#define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 30878556Sobrien 30978556Sobrien/* Error causes from RFC4895 */ 31078556Sobrien#define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 31178556Sobrien 31278556Sobrien/* 31378556Sobrien * error cause parameters (user visisble) 31478556Sobrien */ 31578556Sobrienstruct sctp_error_cause { 31678556Sobrien uint16_t code; 31778556Sobrien uint16_t length; 31878556Sobrien /* optional cause-specific info may follow */ 31978556Sobrien} SCTP_PACKED; 32078556Sobrien 32178556Sobrienstruct sctp_error_invalid_stream { 32278556Sobrien struct sctp_error_cause cause; /* code=SCTP_ERROR_INVALID_STREAM */ 32378556Sobrien uint16_t stream_id; /* stream id of the DATA in error */ 32478556Sobrien uint16_t reserved; 32578556Sobrien} SCTP_PACKED; 32678556Sobrien 32778556Sobrienstruct sctp_error_missing_param { 32878556Sobrien struct sctp_error_cause cause; /* code=SCTP_ERROR_MISSING_PARAM */ 32978556Sobrien uint32_t num_missing_params; /* number of missing parameters */ 33078556Sobrien /* uint16_t param_type's follow */ 33178556Sobrien} SCTP_PACKED; 33278556Sobrien 33378556Sobrienstruct sctp_error_stale_cookie { 33478556Sobrien struct sctp_error_cause cause; /* code=SCTP_ERROR_STALE_COOKIE */ 33578556Sobrien uint32_t stale_time; /* time in usec of staleness */ 33678556Sobrien} SCTP_PACKED; 33778556Sobrien 33878556Sobrienstruct sctp_error_out_of_resource { 33978556Sobrien struct sctp_error_cause cause; /* code=SCTP_ERROR_OUT_OF_RESOURCES */ 34078556Sobrien} SCTP_PACKED; 34178556Sobrien 34278556Sobrienstruct sctp_error_unresolv_addr { 34378556Sobrien struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRESOLVABLE_ADDR */ 34478556Sobrien 34578556Sobrien} SCTP_PACKED; 34678556Sobrien 34778556Sobrienstruct sctp_error_unrecognized_chunk { 34878556Sobrien struct sctp_error_cause cause; /* code=SCTP_ERROR_UNRECOG_CHUNK */ 34978556Sobrien struct sctp_chunkhdr ch;/* header from chunk in error */ 35078556Sobrien} SCTP_PACKED; 35178556Sobrien 35278556Sobrien/* 35378556Sobrien * Main SCTP chunk types we place these here so natd and f/w's in user land 35478556Sobrien * can find them. 35578556Sobrien */ 35678556Sobrien/************0x00 series ***********/ 35778556Sobrien#define SCTP_DATA 0x00 35878556Sobrien#define SCTP_INITIATION 0x01 35978556Sobrien#define SCTP_INITIATION_ACK 0x02 36078556Sobrien#define SCTP_SELECTIVE_ACK 0x03 36178556Sobrien#define SCTP_HEARTBEAT_REQUEST 0x04 36278556Sobrien#define SCTP_HEARTBEAT_ACK 0x05 36378556Sobrien#define SCTP_ABORT_ASSOCIATION 0x06 36478556Sobrien#define SCTP_SHUTDOWN 0x07 36578556Sobrien#define SCTP_SHUTDOWN_ACK 0x08 36678556Sobrien#define SCTP_OPERATION_ERROR 0x09 36778556Sobrien#define SCTP_COOKIE_ECHO 0x0a 36878556Sobrien#define SCTP_COOKIE_ACK 0x0b 36978556Sobrien#define SCTP_ECN_ECHO 0x0c 37078556Sobrien#define SCTP_ECN_CWR 0x0d 37178556Sobrien#define SCTP_SHUTDOWN_COMPLETE 0x0e 37278556Sobrien/* RFC4895 */ 37378556Sobrien#define SCTP_AUTHENTICATION 0x0f 37478556Sobrien/* EY nr_sack chunk id*/ 37578556Sobrien#define SCTP_NR_SELECTIVE_ACK 0x10 37678556Sobrien/************0x40 series ***********/ 37778556Sobrien/************0x80 series ***********/ 37878556Sobrien/* RFC5061 */ 37978556Sobrien#define SCTP_ASCONF_ACK 0x80 38078556Sobrien/* draft-ietf-stewart-pktdrpsctp */ 38178556Sobrien#define SCTP_PACKET_DROPPED 0x81 38278556Sobrien/* draft-ietf-stewart-strreset-xxx */ 38378556Sobrien#define SCTP_STREAM_RESET 0x82 38478556Sobrien 38578556Sobrien/* RFC4820 */ 38678556Sobrien#define SCTP_PAD_CHUNK 0x84 38778556Sobrien/************0xc0 series ***********/ 38878556Sobrien/* RFC3758 */ 38978556Sobrien#define SCTP_FORWARD_CUM_TSN 0xc0 39078556Sobrien/* RFC5061 */ 39178556Sobrien#define SCTP_ASCONF 0xc1 39278556Sobrien 39378556Sobrien 39478556Sobrien/* ABORT and SHUTDOWN COMPLETE FLAG */ 39578556Sobrien#define SCTP_HAD_NO_TCB 0x01 39678556Sobrien 39778556Sobrien/* Packet dropped flags */ 39878556Sobrien#define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB 39978556Sobrien#define SCTP_BADCRC 0x02 40078556Sobrien#define SCTP_PACKET_TRUNCATED 0x04 40178556Sobrien 40278556Sobrien#define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite 40378556Sobrien * time */ 40478556Sobrien#define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst 40578556Sobrien * in sat */ 40678556Sobrien 40778556Sobrien/* Data Chuck Specific Flags */ 40878556Sobrien#define SCTP_DATA_FRAG_MASK 0x03 40978556Sobrien#define SCTP_DATA_MIDDLE_FRAG 0x00 41078556Sobrien#define SCTP_DATA_LAST_FRAG 0x01 41178556Sobrien#define SCTP_DATA_FIRST_FRAG 0x02 41278556Sobrien#define SCTP_DATA_NOT_FRAG 0x03 41378556Sobrien#define SCTP_DATA_UNORDERED 0x04 41478556Sobrien#define SCTP_DATA_SACK_IMMEDIATELY 0x08 41578556Sobrien/* ECN Nonce: SACK Chunk Specific Flags */ 41678556Sobrien#define SCTP_SACK_NONCE_SUM 0x01 41778556Sobrien 41878556Sobrien/* CMT DAC algorithm SACK flag */ 41978556Sobrien#define SCTP_SACK_CMT_DAC 0x80 42078556Sobrien 42178556Sobrien/* 42278556Sobrien * PCB flags (in sctp_flags bitmask). 42378556Sobrien * Note the features and flags are meant 42478556Sobrien * for use by netstat. 42578556Sobrien */ 42678556Sobrien#define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 42778556Sobrien#define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 42878556Sobrien#define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 42978556Sobrien#define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 43078556Sobrien#define SCTP_PCB_FLAGS_UNBOUND 0x00000010 43178556Sobrien#define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 43278556Sobrien#define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 43378556Sobrien#define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 43478556Sobrien/* TCP model support */ 43578556Sobrien 43678556Sobrien#define SCTP_PCB_FLAGS_CONNECTED 0x00200000 43778556Sobrien#define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 43878556Sobrien#define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 43978556Sobrien#define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 44078556Sobrien#define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 44178556Sobrien#define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 44278556Sobrien#define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 44378556Sobrien#define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 44478556Sobrien#define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 44578556Sobrien/* flags to copy to new PCB */ 44678556Sobrien#define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ 44778556Sobrien SCTP_PCB_FLAGS_WAKEINPUT|\ 44878556Sobrien SCTP_PCB_FLAGS_BOUND_V6) 44978556Sobrien 45078556Sobrien 45178556Sobrien/* 45278556Sobrien * PCB Features (in sctp_features bitmask) 45378556Sobrien */ 45478556Sobrien#define SCTP_PCB_FLAGS_EXT_RCVINFO 0x00000002 45578556Sobrien#define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x00000004 45678556Sobrien#define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x00000008 45778556Sobrien#define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x00000010 45878556Sobrien#define SCTP_PCB_FLAGS_DO_ASCONF 0x00000020 45978556Sobrien#define SCTP_PCB_FLAGS_AUTO_ASCONF 0x00000040 46078556Sobrien#define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x00000080 46178556Sobrien/* socket options */ 46278556Sobrien#define SCTP_PCB_FLAGS_NODELAY 0x00000100 46378556Sobrien#define SCTP_PCB_FLAGS_AUTOCLOSE 0x00000200 46478556Sobrien#define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x00000400 46578556Sobrien#define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x00000800 46678556Sobrien#define SCTP_PCB_FLAGS_RECVPADDREVNT 0x00001000 46778556Sobrien#define SCTP_PCB_FLAGS_RECVPEERERR 0x00002000 46878556Sobrien#define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x00004000 46978556Sobrien#define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x00008000 47078556Sobrien#define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x00010000 47178556Sobrien#define SCTP_PCB_FLAGS_PDAPIEVNT 0x00020000 47278556Sobrien#define SCTP_PCB_FLAGS_AUTHEVNT 0x00040000 47378556Sobrien#define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x00080000 47478556Sobrien#define SCTP_PCB_FLAGS_NO_FRAGMENT 0x00100000 47578556Sobrien#define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x00400000 47678556Sobrien#define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x00800000 47778556Sobrien#define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x01000000 47878556Sobrien#define SCTP_PCB_FLAGS_PORTREUSE 0x02000000 47978556Sobrien#define SCTP_PCB_FLAGS_DRYEVNT 0x04000000 48078556Sobrien/*- 48178556Sobrien * mobility_features parameters (by micchie).Note 48278556Sobrien * these features are applied against the 48378556Sobrien * sctp_mobility_features flags.. not the sctp_features 48478556Sobrien * flags. 48578556Sobrien */ 48678556Sobrien#define SCTP_MOBILITY_BASE 0x00000001 48778556Sobrien#define SCTP_MOBILITY_FASTHANDOFF 0x00000002 48878556Sobrien#define SCTP_MOBILITY_PRIM_DELETED 0x00000004 48978556Sobrien 49078556Sobrien 49178556Sobrien#define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU 49278556Sobrien * discovery */ 49378556Sobrien 49478556Sobrien#include <netinet/sctp_uio.h> 49578556Sobrien 49678556Sobrien/* This dictates the size of the packet 49778556Sobrien * collection buffer. This only applies 49878556Sobrien * if SCTP_PACKET_LOGGING is enabled in 49978556Sobrien * your config. 50078556Sobrien */ 50178556Sobrien#define SCTP_PACKET_LOG_SIZE 65536 50278556Sobrien 50378556Sobrien/* Maximum delays and such a user can set for options that 50478556Sobrien * take ms. 50578556Sobrien */ 50678556Sobrien#define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ 50778556Sobrien#define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ 50878556Sobrien#define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ 50978556Sobrien 51078556Sobrien 51178556Sobrien/* Types of logging/KTR tracing that can be enabled via the 51278556Sobrien * sysctl net.inet.sctp.sctp_logging. You must also enable 51378556Sobrien * SUBSYS tracing. 51478556Sobrien * Note that you must have the SCTP option in the kernel 51578556Sobrien * to enable these as well. 51678556Sobrien */ 51778556Sobrien#define SCTP_BLK_LOGGING_ENABLE 0x00000001 51878556Sobrien#define SCTP_CWND_MONITOR_ENABLE 0x00000002 51978556Sobrien#define SCTP_CWND_LOGGING_ENABLE 0x00000004 52078556Sobrien#define SCTP_EARLYFR_LOGGING_ENABLE 0x00000010 52178556Sobrien#define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 52278556Sobrien#define SCTP_FR_LOGGING_ENABLE 0x00000040 52378556Sobrien#define SCTP_LOCK_LOGGING_ENABLE 0x00000080 52478556Sobrien#define SCTP_MAP_LOGGING_ENABLE 0x00000100 52578556Sobrien#define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 52678556Sobrien#define SCTP_MBUF_LOGGING_ENABLE 0x00000400 52778556Sobrien#define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 52878556Sobrien#define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 52978556Sobrien#define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 53078556Sobrien#define SCTP_SACK_LOGGING_ENABLE 0x00004000 53178556Sobrien#define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 53278556Sobrien#define SCTP_SB_LOGGING_ENABLE 0x00010000 53378556Sobrien#define SCTP_STR_LOGGING_ENABLE 0x00020000 53478556Sobrien#define SCTP_WAKE_LOGGING_ENABLE 0x00040000 53578556Sobrien#define SCTP_LOG_MAXBURST_ENABLE 0x00080000 53678556Sobrien#define SCTP_LOG_RWND_ENABLE 0x00100000 53778556Sobrien#define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 53878556Sobrien#define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 53978556Sobrien#define SCTP_LTRACE_ERROR_ENABLE 0x00800000 54078556Sobrien#define SCTP_LAST_PACKET_TRACING 0x01000000 54178556Sobrien#define SCTP_THRESHOLD_LOGGING 0x02000000 54278556Sobrien#define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 54378556Sobrien#define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 54478556Sobrien#define SCTP_LOG_TRY_ADVANCE 0x10000000 54578556Sobrien 54678556Sobrien 54778556Sobrien#undef SCTP_PACKED 54878556Sobrien 54978556Sobrien#endif /* !_NETINET_SCTP_H_ */ 55078556Sobrien