diff options
Diffstat (limited to '')
| -rw-r--r-- | netwerk/sctp/src/netinet/sctp.h | 674 |
1 files changed, 674 insertions, 0 deletions
diff --git a/netwerk/sctp/src/netinet/sctp.h b/netwerk/sctp/src/netinet/sctp.h new file mode 100644 index 0000000000..6129e77f96 --- /dev/null +++ b/netwerk/sctp/src/netinet/sctp.h @@ -0,0 +1,674 @@ +/*- + * SPDX-License-Identifier: BSD-3-Clause + * + * 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. + */ + +#ifndef _NETINET_SCTP_H_ +#define _NETINET_SCTP_H_ + +#if defined(__APPLE__) || defined(__linux__) +#include <stdint.h> +#endif +#if defined(__FreeBSD__) && !defined(__Userspace__) +#include <sys/cdefs.h> +#endif +#include <sys/types.h> + +#if !defined(_WIN32) +#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 +#define SCTP_ACCEPT_ZERO_CHECKSUM 0x00000033 + +/* + * 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_STREAM_SCHEDULER 0x00001203 +#define SCTP_STREAM_SCHEDULER_VALUE 0x00001204 +/* The next two are for backwards compatibility. */ +#define SCTP_PLUGGABLE_SS SCTP_STREAM_SCHEDULER +#define SCTP_SS_VALUE SCTP_STREAM_SCHEDULER_VALUE +#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__) && !defined(__Userspace__) +/* temporary workaround for Apple listen() issue, no args used */ +#define SCTP_LISTEN_FIX 0x0000800c +#endif +#if defined(_WIN32) && !defined(__Userspace__) +/* 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_RR 0x00000001 +/* Real round-robin per packet */ +#define SCTP_SS_RR_PKT 0x00000002 +/* Priority */ +#define SCTP_SS_PRIO 0x00000003 +/* Fair Bandwidth */ +#define SCTP_SS_FB 0x00000004 +/* First-come, first-serve */ +#define SCTP_SS_FCFS 0x00000005 +/* The next five are for backwards compatibility. */ +#define SCTP_SS_ROUND_ROBIN SCTP_SS_RR +#define SCTP_SS_ROUND_ROBIN_PACKET SCTP_SS_RR_PKT +#define SCTP_SS_PRIORITY SCTP_SS_PRIO +#define SCTP_SS_FAIR_BANDWITH SCTP_SS_FB +#define SCTP_SS_FIRST_COME SCTP_SS_FCFS + +/* 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_SND_ITERATOR_UP 0x00000020 +#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 +/* 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 + +/* Smallest PMTU allowed when disabling PMTU discovery */ +#define SCTP_SMALLEST_PMTU 512 +/* Largest PMTU allowed when disabling PMTU discovery */ +#define SCTP_LARGEST_PMTU 65536 + +#if defined(_WIN32) +#pragma pack(pop) +#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_MIN_COOKIE_LIFE 1000 /* 1 second 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_ */ |