| /*- |
| * Copyright (c) 2001-2008, by Cisco Systems, Inc. All rights reserved. |
| * Copyright (c) 2008-2012, by Randall Stewart. All rights reserved. |
| * Copyright (c) 2008-2012, by Michael Tuexen. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * a) Redistributions of source code must retain the above copyright notice, |
| * this list of conditions and the following disclaimer. |
| * |
| * b) Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in |
| * the documentation and/or other materials provided with the distribution. |
| * |
| * c) Neither the name of Cisco Systems, Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifdef __FreeBSD__ |
| #include <sys/cdefs.h> |
| __FBSDID("$FreeBSD: head/sys/netinet/sctp.h 297662 2016-04-07 09:10:34Z rrs $"); |
| #endif |
| |
| #ifndef _NETINET_SCTP_H_ |
| #define _NETINET_SCTP_H_ |
| |
| #if (defined(__APPLE__) || defined(__Userspace_os_Linux) || defined(__Userspace_os_Darwin)) |
| #include <stdint.h> |
| #endif |
| |
| #include <sys/types.h> |
| |
| |
| #if !defined(__Userspace_os_Windows) |
| #define SCTP_PACKED __attribute__((packed)) |
| #else |
| #pragma pack (push, 1) |
| #define SCTP_PACKED |
| #endif |
| |
| /* |
| * SCTP protocol - RFC4960. |
| */ |
| struct sctphdr { |
| uint16_t src_port; /* source port */ |
| uint16_t dest_port; /* destination port */ |
| uint32_t v_tag; /* verification tag of packet */ |
| uint32_t checksum; /* CRC32C checksum */ |
| /* chunks follow... */ |
| } SCTP_PACKED; |
| |
| /* |
| * SCTP Chunks |
| */ |
| struct sctp_chunkhdr { |
| uint8_t chunk_type; /* chunk type */ |
| uint8_t chunk_flags; /* chunk flags */ |
| uint16_t chunk_length; /* chunk length */ |
| /* optional params follow */ |
| } SCTP_PACKED; |
| |
| /* |
| * SCTP chunk parameters |
| */ |
| struct sctp_paramhdr { |
| uint16_t param_type; /* parameter type */ |
| uint16_t param_length; /* parameter length */ |
| } SCTP_PACKED; |
| |
| /* |
| * user socket options: socket API defined |
| */ |
| /* |
| * read-write options |
| */ |
| #define SCTP_RTOINFO 0x00000001 |
| #define SCTP_ASSOCINFO 0x00000002 |
| #define SCTP_INITMSG 0x00000003 |
| #define SCTP_NODELAY 0x00000004 |
| #define SCTP_AUTOCLOSE 0x00000005 |
| #define SCTP_SET_PEER_PRIMARY_ADDR 0x00000006 |
| #define SCTP_PRIMARY_ADDR 0x00000007 |
| #define SCTP_ADAPTATION_LAYER 0x00000008 |
| /* same as above */ |
| #define SCTP_ADAPTION_LAYER 0x00000008 |
| #define SCTP_DISABLE_FRAGMENTS 0x00000009 |
| #define SCTP_PEER_ADDR_PARAMS 0x0000000a |
| #define SCTP_DEFAULT_SEND_PARAM 0x0000000b |
| /* ancillary data/notification interest options */ |
| #define SCTP_EVENTS 0x0000000c /* deprecated */ |
| /* Without this applied we will give V4 and V6 addresses on a V6 socket */ |
| #define SCTP_I_WANT_MAPPED_V4_ADDR 0x0000000d |
| #define SCTP_MAXSEG 0x0000000e |
| #define SCTP_DELAYED_SACK 0x0000000f |
| #define SCTP_FRAGMENT_INTERLEAVE 0x00000010 |
| #define SCTP_PARTIAL_DELIVERY_POINT 0x00000011 |
| /* authentication support */ |
| #define SCTP_AUTH_CHUNK 0x00000012 |
| #define SCTP_AUTH_KEY 0x00000013 |
| #define SCTP_HMAC_IDENT 0x00000014 |
| #define SCTP_AUTH_ACTIVE_KEY 0x00000015 |
| #define SCTP_AUTH_DELETE_KEY 0x00000016 |
| #define SCTP_USE_EXT_RCVINFO 0x00000017 |
| #define SCTP_AUTO_ASCONF 0x00000018 /* rw */ |
| #define SCTP_MAXBURST 0x00000019 /* rw */ |
| #define SCTP_MAX_BURST 0x00000019 /* rw */ |
| /* assoc level context */ |
| #define SCTP_CONTEXT 0x0000001a /* rw */ |
| /* explicit EOR signalling */ |
| #define SCTP_EXPLICIT_EOR 0x0000001b |
| #define SCTP_REUSE_PORT 0x0000001c /* rw */ |
| #define SCTP_AUTH_DEACTIVATE_KEY 0x0000001d |
| #define SCTP_EVENT 0x0000001e |
| #define SCTP_RECVRCVINFO 0x0000001f |
| #define SCTP_RECVNXTINFO 0x00000020 |
| #define SCTP_DEFAULT_SNDINFO 0x00000021 |
| #define SCTP_DEFAULT_PRINFO 0x00000022 |
| #define SCTP_PEER_ADDR_THLDS 0x00000023 |
| #define SCTP_REMOTE_UDP_ENCAPS_PORT 0x00000024 |
| #define SCTP_ECN_SUPPORTED 0x00000025 |
| #define SCTP_PR_SUPPORTED 0x00000026 |
| #define SCTP_AUTH_SUPPORTED 0x00000027 |
| #define SCTP_ASCONF_SUPPORTED 0x00000028 |
| #define SCTP_RECONFIG_SUPPORTED 0x00000029 |
| #define SCTP_NRSACK_SUPPORTED 0x00000030 |
| #define SCTP_PKTDROP_SUPPORTED 0x00000031 |
| #define SCTP_MAX_CWND 0x00000032 |
| |
| /* |
| * read-only options |
| */ |
| #define SCTP_STATUS 0x00000100 |
| #define SCTP_GET_PEER_ADDR_INFO 0x00000101 |
| /* authentication support */ |
| #define SCTP_PEER_AUTH_CHUNKS 0x00000102 |
| #define SCTP_LOCAL_AUTH_CHUNKS 0x00000103 |
| #define SCTP_GET_ASSOC_NUMBER 0x00000104 /* ro */ |
| #define SCTP_GET_ASSOC_ID_LIST 0x00000105 /* ro */ |
| #define SCTP_TIMEOUTS 0x00000106 |
| #define SCTP_PR_STREAM_STATUS 0x00000107 |
| #define SCTP_PR_ASSOC_STATUS 0x00000108 |
| |
| /* |
| * user socket options: BSD implementation specific |
| */ |
| /* |
| * Blocking I/O is enabled on any TCP type socket by default. For the UDP |
| * model if this is turned on then the socket buffer is shared for send |
| * resources amongst all associations. The default for the UDP model is that |
| * is SS_NBIO is set. Which means all associations have a separate send |
| * limit BUT they will NOT ever BLOCK instead you will get an error back |
| * EAGAIN if you try to send too much. If you want the blocking semantics you |
| * set this option at the cost of sharing one socket send buffer size amongst |
| * all associations. Peeled off sockets turn this option off and block. But |
| * since both TCP and peeled off sockets have only one assoc per socket this |
| * is fine. It probably does NOT make sense to set this on SS_NBIO on a TCP |
| * model OR peeled off UDP model, but we do allow you to do so. You just use |
| * the normal syscall to toggle SS_NBIO the way you want. |
| * |
| * Blocking I/O is controlled by the SS_NBIO flag on the socket state so_state |
| * field. |
| */ |
| |
| #define SCTP_ENABLE_STREAM_RESET 0x00000900 /* struct sctp_assoc_value */ |
| #define SCTP_RESET_STREAMS 0x00000901 /* struct sctp_reset_streams */ |
| #define SCTP_RESET_ASSOC 0x00000902 /* sctp_assoc_t */ |
| #define SCTP_ADD_STREAMS 0x00000903 /* struct sctp_add_streams */ |
| |
| /* For enable stream reset */ |
| #define SCTP_ENABLE_RESET_STREAM_REQ 0x00000001 |
| #define SCTP_ENABLE_RESET_ASSOC_REQ 0x00000002 |
| #define SCTP_ENABLE_CHANGE_ASSOC_REQ 0x00000004 |
| #define SCTP_ENABLE_VALUE_MASK 0x00000007 |
| /* For reset streams */ |
| #define SCTP_STREAM_RESET_INCOMING 0x00000001 |
| #define SCTP_STREAM_RESET_OUTGOING 0x00000002 |
| |
| |
| /* here on down are more implementation specific */ |
| #define SCTP_SET_DEBUG_LEVEL 0x00001005 |
| #define SCTP_CLR_STAT_LOG 0x00001007 |
| /* CMT ON/OFF socket option */ |
| #define SCTP_CMT_ON_OFF 0x00001200 |
| #define SCTP_CMT_USE_DAC 0x00001201 |
| /* JRS - Pluggable Congestion Control Socket option */ |
| #define SCTP_PLUGGABLE_CC 0x00001202 |
| /* RS - Pluggable Stream Scheduling Socket option */ |
| #define SCTP_PLUGGABLE_SS 0x00001203 |
| #define SCTP_SS_VALUE 0x00001204 |
| #define SCTP_CC_OPTION 0x00001205 /* Options for CC modules */ |
| /* For I-DATA */ |
| #define SCTP_INTERLEAVING_SUPPORTED 0x00001206 |
| |
| /* read only */ |
| #define SCTP_GET_SNDBUF_USE 0x00001101 |
| #define SCTP_GET_STAT_LOG 0x00001103 |
| #define SCTP_PCB_STATUS 0x00001104 |
| #define SCTP_GET_NONCE_VALUES 0x00001105 |
| |
| |
| /* Special hook for dynamically setting primary for all assoc's, |
| * this is a write only option that requires root privilege. |
| */ |
| #define SCTP_SET_DYNAMIC_PRIMARY 0x00002001 |
| |
| /* VRF (virtual router feature) and multi-VRF support |
| * options. VRF's provide splits within a router |
| * that give the views of multiple routers. A |
| * standard host, without VRF support, is just |
| * a single VRF. If VRF's are supported then |
| * the transport must be VRF aware. This means |
| * that every socket call coming in must be directed |
| * within the endpoint to one of the VRF's it belongs |
| * to. The endpoint, before binding, may select |
| * the "default" VRF it is in by using a set socket |
| * option with SCTP_VRF_ID. This will also |
| * get propagated to the default VRF. Once the |
| * endpoint binds an address then it CANNOT add |
| * additional VRF's to become a Multi-VRF endpoint. |
| * |
| * Before BINDING additional VRF's can be added with |
| * the SCTP_ADD_VRF_ID call or deleted with |
| * SCTP_DEL_VRF_ID. |
| * |
| * Associations are ALWAYS contained inside a single |
| * VRF. They cannot reside in two (or more) VRF's. Incoming |
| * packets, assuming the router is VRF aware, can always |
| * tell us what VRF they arrived on. A host not supporting |
| * any VRF's will find that the packets always arrived on the |
| * single VRF that the host has. |
| * |
| */ |
| |
| #define SCTP_VRF_ID 0x00003001 |
| #define SCTP_ADD_VRF_ID 0x00003002 |
| #define SCTP_GET_VRF_IDS 0x00003003 |
| #define SCTP_GET_ASOC_VRF 0x00003004 |
| #define SCTP_DEL_VRF_ID 0x00003005 |
| |
| /* |
| * If you enable packet logging you can get |
| * a poor mans ethereal output in binary |
| * form. Note this is a compile option to |
| * the kernel, SCTP_PACKET_LOGGING, and |
| * without it in your kernel you |
| * will get a EOPNOTSUPP |
| */ |
| #define SCTP_GET_PACKET_LOG 0x00004001 |
| |
| /* |
| * hidden implementation specific options these are NOT user visible (should |
| * move out of sctp.h) |
| */ |
| /* sctp_bindx() flags as hidden socket options */ |
| #define SCTP_BINDX_ADD_ADDR 0x00008001 |
| #define SCTP_BINDX_REM_ADDR 0x00008002 |
| /* Hidden socket option that gets the addresses */ |
| #define SCTP_GET_PEER_ADDRESSES 0x00008003 |
| #define SCTP_GET_LOCAL_ADDRESSES 0x00008004 |
| /* return the total count in bytes needed to hold all local addresses bound */ |
| #define SCTP_GET_LOCAL_ADDR_SIZE 0x00008005 |
| /* Return the total count in bytes needed to hold the remote address */ |
| #define SCTP_GET_REMOTE_ADDR_SIZE 0x00008006 |
| /* hidden option for connectx */ |
| #define SCTP_CONNECT_X 0x00008007 |
| /* hidden option for connectx_delayed, part of sendx */ |
| #define SCTP_CONNECT_X_DELAYED 0x00008008 |
| #define SCTP_CONNECT_X_COMPLETE 0x00008009 |
| /* hidden socket option based sctp_peeloff */ |
| #define SCTP_PEELOFF 0x0000800a |
| /* the real worker for sctp_getaddrlen() */ |
| #define SCTP_GET_ADDR_LEN 0x0000800b |
| #if defined(__APPLE__) |
| /* temporary workaround for Apple listen() issue, no args used */ |
| #define SCTP_LISTEN_FIX 0x0000800c |
| #endif |
| #if defined(__Windows__) |
| /* workaround for Cygwin on Windows: returns the SOCKET handle */ |
| #define SCTP_GET_HANDLE 0x0000800d |
| #endif |
| /* Debug things that need to be purged */ |
| #define SCTP_SET_INITIAL_DBG_SEQ 0x00009f00 |
| |
| /* JRS - Supported congestion control modules for pluggable |
| * congestion control |
| */ |
| /* Standard TCP Congestion Control */ |
| #define SCTP_CC_RFC2581 0x00000000 |
| /* High Speed TCP Congestion Control (Floyd) */ |
| #define SCTP_CC_HSTCP 0x00000001 |
| /* HTCP Congestion Control */ |
| #define SCTP_CC_HTCP 0x00000002 |
| /* RTCC Congestion Control - RFC2581 plus */ |
| #define SCTP_CC_RTCC 0x00000003 |
| |
| #define SCTP_CC_OPT_RTCC_SETMODE 0x00002000 |
| #define SCTP_CC_OPT_USE_DCCC_ECN 0x00002001 |
| #define SCTP_CC_OPT_STEADY_STEP 0x00002002 |
| |
| #define SCTP_CMT_OFF 0 |
| #define SCTP_CMT_BASE 1 |
| #define SCTP_CMT_RPV1 2 |
| #define SCTP_CMT_RPV2 3 |
| #define SCTP_CMT_MPTCP 4 |
| #define SCTP_CMT_MAX SCTP_CMT_MPTCP |
| |
| /* RS - Supported stream scheduling modules for pluggable |
| * stream scheduling |
| */ |
| /* Default simple round-robin */ |
| #define SCTP_SS_DEFAULT 0x00000000 |
| /* Real round-robin */ |
| #define SCTP_SS_ROUND_ROBIN 0x00000001 |
| /* Real round-robin per packet */ |
| #define SCTP_SS_ROUND_ROBIN_PACKET 0x00000002 |
| /* Priority */ |
| #define SCTP_SS_PRIORITY 0x00000003 |
| /* Fair Bandwidth */ |
| #define SCTP_SS_FAIR_BANDWITH 0x00000004 |
| /* First-come, first-serve */ |
| #define SCTP_SS_FIRST_COME 0x00000005 |
| |
| |
| /* fragment interleave constants |
| * setting must be one of these or |
| * EINVAL returned. |
| */ |
| #define SCTP_FRAG_LEVEL_0 0x00000000 |
| #define SCTP_FRAG_LEVEL_1 0x00000001 |
| #define SCTP_FRAG_LEVEL_2 0x00000002 |
| |
| /* |
| * user state values |
| */ |
| #define SCTP_CLOSED 0x0000 |
| #define SCTP_BOUND 0x1000 |
| #define SCTP_LISTEN 0x2000 |
| #define SCTP_COOKIE_WAIT 0x0002 |
| #define SCTP_COOKIE_ECHOED 0x0004 |
| #define SCTP_ESTABLISHED 0x0008 |
| #define SCTP_SHUTDOWN_SENT 0x0010 |
| #define SCTP_SHUTDOWN_RECEIVED 0x0020 |
| #define SCTP_SHUTDOWN_ACK_SENT 0x0040 |
| #define SCTP_SHUTDOWN_PENDING 0x0080 |
| |
| /* |
| * SCTP operational error codes (user visible) |
| */ |
| #define SCTP_CAUSE_NO_ERROR 0x0000 |
| #define SCTP_CAUSE_INVALID_STREAM 0x0001 |
| #define SCTP_CAUSE_MISSING_PARAM 0x0002 |
| #define SCTP_CAUSE_STALE_COOKIE 0x0003 |
| #define SCTP_CAUSE_OUT_OF_RESC 0x0004 |
| #define SCTP_CAUSE_UNRESOLVABLE_ADDR 0x0005 |
| #define SCTP_CAUSE_UNRECOG_CHUNK 0x0006 |
| #define SCTP_CAUSE_INVALID_PARAM 0x0007 |
| #define SCTP_CAUSE_UNRECOG_PARAM 0x0008 |
| #define SCTP_CAUSE_NO_USER_DATA 0x0009 |
| #define SCTP_CAUSE_COOKIE_IN_SHUTDOWN 0x000a |
| #define SCTP_CAUSE_RESTART_W_NEWADDR 0x000b |
| #define SCTP_CAUSE_USER_INITIATED_ABT 0x000c |
| #define SCTP_CAUSE_PROTOCOL_VIOLATION 0x000d |
| |
| /* Error causes from RFC5061 */ |
| #define SCTP_CAUSE_DELETING_LAST_ADDR 0x00a0 |
| #define SCTP_CAUSE_RESOURCE_SHORTAGE 0x00a1 |
| #define SCTP_CAUSE_DELETING_SRC_ADDR 0x00a2 |
| #define SCTP_CAUSE_ILLEGAL_ASCONF_ACK 0x00a3 |
| #define SCTP_CAUSE_REQUEST_REFUSED 0x00a4 |
| |
| /* Error causes from nat-draft */ |
| #define SCTP_CAUSE_NAT_COLLIDING_STATE 0x00b0 |
| #define SCTP_CAUSE_NAT_MISSING_STATE 0x00b1 |
| |
| /* Error causes from RFC4895 */ |
| #define SCTP_CAUSE_UNSUPPORTED_HMACID 0x0105 |
| |
| /* |
| * error cause parameters (user visible) |
| */ |
| struct sctp_gen_error_cause { |
| uint16_t code; |
| uint16_t length; |
| uint8_t info[]; |
| } SCTP_PACKED; |
| |
| struct sctp_error_cause { |
| uint16_t code; |
| uint16_t length; |
| /* optional cause-specific info may follow */ |
| } SCTP_PACKED; |
| |
| struct sctp_error_invalid_stream { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_INVALID_STREAM */ |
| uint16_t stream_id; /* stream id of the DATA in error */ |
| uint16_t reserved; |
| } SCTP_PACKED; |
| |
| struct sctp_error_missing_param { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_MISSING_PARAM */ |
| uint32_t num_missing_params; /* number of missing parameters */ |
| uint16_t type[]; |
| } SCTP_PACKED; |
| |
| struct sctp_error_stale_cookie { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_STALE_COOKIE */ |
| uint32_t stale_time; /* time in usec of staleness */ |
| } SCTP_PACKED; |
| |
| struct sctp_error_out_of_resource { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_OUT_OF_RESOURCES */ |
| } SCTP_PACKED; |
| |
| struct sctp_error_unresolv_addr { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_UNRESOLVABLE_ADDR */ |
| } SCTP_PACKED; |
| |
| struct sctp_error_unrecognized_chunk { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_UNRECOG_CHUNK */ |
| struct sctp_chunkhdr ch;/* header from chunk in error */ |
| } SCTP_PACKED; |
| |
| struct sctp_error_no_user_data { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_NO_USER_DATA */ |
| uint32_t tsn; /* TSN of the empty data chunk */ |
| } SCTP_PACKED; |
| |
| struct sctp_error_auth_invalid_hmac { |
| struct sctp_error_cause cause; /* code=SCTP_CAUSE_UNSUPPORTED_HMACID */ |
| uint16_t hmac_id; |
| } SCTP_PACKED; |
| |
| /* |
| * Main SCTP chunk types we place these here so natd and f/w's in user land |
| * can find them. |
| */ |
| /************0x00 series ***********/ |
| #define SCTP_DATA 0x00 |
| #define SCTP_INITIATION 0x01 |
| #define SCTP_INITIATION_ACK 0x02 |
| #define SCTP_SELECTIVE_ACK 0x03 |
| #define SCTP_HEARTBEAT_REQUEST 0x04 |
| #define SCTP_HEARTBEAT_ACK 0x05 |
| #define SCTP_ABORT_ASSOCIATION 0x06 |
| #define SCTP_SHUTDOWN 0x07 |
| #define SCTP_SHUTDOWN_ACK 0x08 |
| #define SCTP_OPERATION_ERROR 0x09 |
| #define SCTP_COOKIE_ECHO 0x0a |
| #define SCTP_COOKIE_ACK 0x0b |
| #define SCTP_ECN_ECHO 0x0c |
| #define SCTP_ECN_CWR 0x0d |
| #define SCTP_SHUTDOWN_COMPLETE 0x0e |
| /* RFC4895 */ |
| #define SCTP_AUTHENTICATION 0x0f |
| /* EY nr_sack chunk id*/ |
| #define SCTP_NR_SELECTIVE_ACK 0x10 |
| /************0x40 series ***********/ |
| #define SCTP_IDATA 0x40 |
| /************0x80 series ***********/ |
| /* RFC5061 */ |
| #define SCTP_ASCONF_ACK 0x80 |
| /* draft-ietf-stewart-pktdrpsctp */ |
| #define SCTP_PACKET_DROPPED 0x81 |
| /* draft-ietf-stewart-strreset-xxx */ |
| #define SCTP_STREAM_RESET 0x82 |
| |
| /* RFC4820 */ |
| #define SCTP_PAD_CHUNK 0x84 |
| /************0xc0 series ***********/ |
| /* RFC3758 */ |
| #define SCTP_FORWARD_CUM_TSN 0xc0 |
| /* RFC5061 */ |
| #define SCTP_ASCONF 0xc1 |
| #define SCTP_IFORWARD_CUM_TSN 0xc2 |
| |
| /* ABORT and SHUTDOWN COMPLETE FLAG */ |
| #define SCTP_HAD_NO_TCB 0x01 |
| |
| /* Packet dropped flags */ |
| #define SCTP_FROM_MIDDLE_BOX SCTP_HAD_NO_TCB |
| #define SCTP_BADCRC 0x02 |
| #define SCTP_PACKET_TRUNCATED 0x04 |
| |
| /* Flag for ECN -CWR */ |
| #define SCTP_CWR_REDUCE_OVERRIDE 0x01 |
| #define SCTP_CWR_IN_SAME_WINDOW 0x02 |
| |
| #define SCTP_SAT_NETWORK_MIN 400 /* min ms for RTT to set satellite |
| * time */ |
| #define SCTP_SAT_NETWORK_BURST_INCR 2 /* how many times to multiply maxburst |
| * in sat */ |
| |
| /* Data Chuck Specific Flags */ |
| #define SCTP_DATA_FRAG_MASK 0x03 |
| #define SCTP_DATA_MIDDLE_FRAG 0x00 |
| #define SCTP_DATA_LAST_FRAG 0x01 |
| #define SCTP_DATA_FIRST_FRAG 0x02 |
| #define SCTP_DATA_NOT_FRAG 0x03 |
| #define SCTP_DATA_UNORDERED 0x04 |
| #define SCTP_DATA_SACK_IMMEDIATELY 0x08 |
| /* ECN Nonce: SACK Chunk Specific Flags */ |
| #define SCTP_SACK_NONCE_SUM 0x01 |
| |
| /* CMT DAC algorithm SACK flag */ |
| #define SCTP_SACK_CMT_DAC 0x80 |
| |
| /* |
| * PCB flags (in sctp_flags bitmask). |
| * Note the features and flags are meant |
| * for use by netstat. |
| */ |
| #define SCTP_PCB_FLAGS_UDPTYPE 0x00000001 |
| #define SCTP_PCB_FLAGS_TCPTYPE 0x00000002 |
| #define SCTP_PCB_FLAGS_BOUNDALL 0x00000004 |
| #define SCTP_PCB_FLAGS_ACCEPTING 0x00000008 |
| #define SCTP_PCB_FLAGS_UNBOUND 0x00000010 |
| #define SCTP_PCB_FLAGS_CLOSE_IP 0x00040000 |
| #define SCTP_PCB_FLAGS_WAS_CONNECTED 0x00080000 |
| #define SCTP_PCB_FLAGS_WAS_ABORTED 0x00100000 |
| /* TCP model support */ |
| |
| #define SCTP_PCB_FLAGS_CONNECTED 0x00200000 |
| #define SCTP_PCB_FLAGS_IN_TCPPOOL 0x00400000 |
| #define SCTP_PCB_FLAGS_DONT_WAKE 0x00800000 |
| #define SCTP_PCB_FLAGS_WAKEOUTPUT 0x01000000 |
| #define SCTP_PCB_FLAGS_WAKEINPUT 0x02000000 |
| #define SCTP_PCB_FLAGS_BOUND_V6 0x04000000 |
| #define SCTP_PCB_FLAGS_BLOCKING_IO 0x08000000 |
| #define SCTP_PCB_FLAGS_SOCKET_GONE 0x10000000 |
| #define SCTP_PCB_FLAGS_SOCKET_ALLGONE 0x20000000 |
| #define SCTP_PCB_FLAGS_SOCKET_CANT_READ 0x40000000 |
| #if defined(__Userspace__) |
| #define SCTP_PCB_FLAGS_BOUND_CONN 0x80000000 |
| |
| /* flags to copy to new PCB */ |
| #define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ |
| SCTP_PCB_FLAGS_WAKEINPUT|\ |
| SCTP_PCB_FLAGS_BOUND_V6|\ |
| SCTP_PCB_FLAGS_BOUND_CONN) |
| #else |
| |
| /* flags to copy to new PCB */ |
| #define SCTP_PCB_COPY_FLAGS (SCTP_PCB_FLAGS_BOUNDALL|\ |
| SCTP_PCB_FLAGS_WAKEINPUT|\ |
| SCTP_PCB_FLAGS_BOUND_V6) |
| #endif |
| |
| /* |
| * PCB Features (in sctp_features bitmask) |
| */ |
| #define SCTP_PCB_FLAGS_DO_NOT_PMTUD 0x0000000000000001 |
| #define SCTP_PCB_FLAGS_EXT_RCVINFO 0x0000000000000002 /* deprecated */ |
| #define SCTP_PCB_FLAGS_DONOT_HEARTBEAT 0x0000000000000004 |
| #define SCTP_PCB_FLAGS_FRAG_INTERLEAVE 0x0000000000000008 |
| #define SCTP_PCB_FLAGS_INTERLEAVE_STRMS 0x0000000000000010 |
| #define SCTP_PCB_FLAGS_DO_ASCONF 0x0000000000000020 |
| #define SCTP_PCB_FLAGS_AUTO_ASCONF 0x0000000000000040 |
| #define SCTP_PCB_FLAGS_ZERO_COPY_ACTIVE 0x0000000000000080 |
| /* socket options */ |
| #define SCTP_PCB_FLAGS_NODELAY 0x0000000000000100 |
| #define SCTP_PCB_FLAGS_AUTOCLOSE 0x0000000000000200 |
| #define SCTP_PCB_FLAGS_RECVDATAIOEVNT 0x0000000000000400 /* deprecated */ |
| #define SCTP_PCB_FLAGS_RECVASSOCEVNT 0x0000000000000800 |
| #define SCTP_PCB_FLAGS_RECVPADDREVNT 0x0000000000001000 |
| #define SCTP_PCB_FLAGS_RECVPEERERR 0x0000000000002000 |
| #define SCTP_PCB_FLAGS_RECVSENDFAILEVNT 0x0000000000004000 /* deprecated */ |
| #define SCTP_PCB_FLAGS_RECVSHUTDOWNEVNT 0x0000000000008000 |
| #define SCTP_PCB_FLAGS_ADAPTATIONEVNT 0x0000000000010000 |
| #define SCTP_PCB_FLAGS_PDAPIEVNT 0x0000000000020000 |
| #define SCTP_PCB_FLAGS_AUTHEVNT 0x0000000000040000 |
| #define SCTP_PCB_FLAGS_STREAM_RESETEVNT 0x0000000000080000 |
| #define SCTP_PCB_FLAGS_NO_FRAGMENT 0x0000000000100000 |
| #define SCTP_PCB_FLAGS_EXPLICIT_EOR 0x0000000000400000 |
| #define SCTP_PCB_FLAGS_NEEDS_MAPPED_V4 0x0000000000800000 |
| #define SCTP_PCB_FLAGS_MULTIPLE_ASCONFS 0x0000000001000000 |
| #define SCTP_PCB_FLAGS_PORTREUSE 0x0000000002000000 |
| #define SCTP_PCB_FLAGS_DRYEVNT 0x0000000004000000 |
| #define SCTP_PCB_FLAGS_RECVRCVINFO 0x0000000008000000 |
| #define SCTP_PCB_FLAGS_RECVNXTINFO 0x0000000010000000 |
| #define SCTP_PCB_FLAGS_ASSOC_RESETEVNT 0x0000000020000000 |
| #define SCTP_PCB_FLAGS_STREAM_CHANGEEVNT 0x0000000040000000 |
| #define SCTP_PCB_FLAGS_RECVNSENDFAILEVNT 0x0000000080000000 |
| |
| /*- |
| * mobility_features parameters (by micchie).Note |
| * these features are applied against the |
| * sctp_mobility_features flags.. not the sctp_features |
| * flags. |
| */ |
| #define SCTP_MOBILITY_BASE 0x00000001 |
| #define SCTP_MOBILITY_FASTHANDOFF 0x00000002 |
| #define SCTP_MOBILITY_PRIM_DELETED 0x00000004 |
| |
| |
| #define SCTP_SMALLEST_PMTU 512 /* smallest pmtu allowed when disabling PMTU discovery */ |
| |
| #if defined(__Userspace_os_Windows) |
| #pragma pack() |
| #endif |
| #undef SCTP_PACKED |
| |
| #include <netinet/sctp_uio.h> |
| |
| /* This dictates the size of the packet |
| * collection buffer. This only applies |
| * if SCTP_PACKET_LOGGING is enabled in |
| * your config. |
| */ |
| #define SCTP_PACKET_LOG_SIZE 65536 |
| |
| /* Maximum delays and such a user can set for options that |
| * take ms. |
| */ |
| #define SCTP_MAX_SACK_DELAY 500 /* per RFC4960 */ |
| #define SCTP_MAX_HB_INTERVAL 14400000 /* 4 hours in ms */ |
| #define SCTP_MAX_COOKIE_LIFE 3600000 /* 1 hour in ms */ |
| |
| |
| /* Types of logging/KTR tracing that can be enabled via the |
| * sysctl net.inet.sctp.sctp_logging. You must also enable |
| * SUBSYS tracing. |
| * Note that you must have the SCTP option in the kernel |
| * to enable these as well. |
| */ |
| #define SCTP_BLK_LOGGING_ENABLE 0x00000001 |
| #define SCTP_CWND_MONITOR_ENABLE 0x00000002 |
| #define SCTP_CWND_LOGGING_ENABLE 0x00000004 |
| #define SCTP_FLIGHT_LOGGING_ENABLE 0x00000020 |
| #define SCTP_FR_LOGGING_ENABLE 0x00000040 |
| #define SCTP_LOCK_LOGGING_ENABLE 0x00000080 |
| #define SCTP_MAP_LOGGING_ENABLE 0x00000100 |
| #define SCTP_MBCNT_LOGGING_ENABLE 0x00000200 |
| #define SCTP_MBUF_LOGGING_ENABLE 0x00000400 |
| #define SCTP_NAGLE_LOGGING_ENABLE 0x00000800 |
| #define SCTP_RECV_RWND_LOGGING_ENABLE 0x00001000 |
| #define SCTP_RTTVAR_LOGGING_ENABLE 0x00002000 |
| #define SCTP_SACK_LOGGING_ENABLE 0x00004000 |
| #define SCTP_SACK_RWND_LOGGING_ENABLE 0x00008000 |
| #define SCTP_SB_LOGGING_ENABLE 0x00010000 |
| #define SCTP_STR_LOGGING_ENABLE 0x00020000 |
| #define SCTP_WAKE_LOGGING_ENABLE 0x00040000 |
| #define SCTP_LOG_MAXBURST_ENABLE 0x00080000 |
| #define SCTP_LOG_RWND_ENABLE 0x00100000 |
| #define SCTP_LOG_SACK_ARRIVALS_ENABLE 0x00200000 |
| #define SCTP_LTRACE_CHUNK_ENABLE 0x00400000 |
| #define SCTP_LTRACE_ERROR_ENABLE 0x00800000 |
| #define SCTP_LAST_PACKET_TRACING 0x01000000 |
| #define SCTP_THRESHOLD_LOGGING 0x02000000 |
| #define SCTP_LOG_AT_SEND_2_SCTP 0x04000000 |
| #define SCTP_LOG_AT_SEND_2_OUTQ 0x08000000 |
| #define SCTP_LOG_TRY_ADVANCE 0x10000000 |
| |
| #endif /* !_NETINET_SCTP_H_ */ |