525 lines
13 KiB
C
525 lines
13 KiB
C
/* $KAME: sctp_uio.h,v 1.11 2005/03/06 16:04:18 itojun Exp $ */
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/* $NetBSD: sctp_uio.h,v 1.2 2017/06/28 14:39:33 rjs Exp $ */
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#ifndef __SCTP_UIO_H__
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#define __SCTP_UIO_H__
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/*
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* Copyright (c) 2001, 2002, 2003, 2004 Cisco Systems, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Cisco Systems, Inc.
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* 4. Neither the name of the project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY CISCO SYSTEMS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL CISCO SYSTEMS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/types.h>
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#include <sys/socket.h>
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typedef u_int32_t sctp_assoc_t;
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/* On/Off setup for subscription to events */
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struct sctp_event_subscribe {
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u_int8_t sctp_data_io_event;
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u_int8_t sctp_association_event;
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u_int8_t sctp_address_event;
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u_int8_t sctp_send_failure_event;
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u_int8_t sctp_peer_error_event;
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u_int8_t sctp_shutdown_event;
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u_int8_t sctp_partial_delivery_event;
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u_int8_t sctp_adaption_layer_event;
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u_int8_t sctp_stream_reset_events;
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} __packed;
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/* ancillary data types */
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#define SCTP_INIT 0x0001
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#define SCTP_SNDRCV 0x0002
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/*
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* ancillary data structures
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*/
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struct sctp_initmsg {
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u_int32_t sinit_num_ostreams;
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u_int32_t sinit_max_instreams;
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u_int16_t sinit_max_attempts;
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u_int16_t sinit_max_init_timeo;
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} __packed;
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struct sctp_sndrcvinfo {
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u_int16_t sinfo_stream;
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u_int16_t sinfo_ssn;
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u_int16_t sinfo_flags;
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u_int32_t sinfo_ppid;
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u_int32_t sinfo_context;
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u_int32_t sinfo_timetolive;
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u_int32_t sinfo_tsn;
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u_int32_t sinfo_cumtsn;
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sctp_assoc_t sinfo_assoc_id;
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} __packed;
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struct sctp_snd_all_completes {
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u_int16_t sall_stream;
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u_int16_t sall_flags;
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u_int32_t sall_ppid;
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u_int32_t sall_context;
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u_int32_t sall_num_sent;
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u_int32_t sall_num_failed;
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} __packed;
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/* send/recv flags */
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/* MSG_EOF (0x0100) is reused from sys/socket.h */
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#define MSG_SENDALL 0x0200
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#define MSG_PR_SCTP_TTL 0x0400 /* Partial Reliable on this msg */
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#define MSG_PR_SCTP_BUF 0x0800 /* Buffer based PR-SCTP */
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#ifndef MSG_EOF
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#define MSG_EOF 0x1000 /* Start shutdown procedures */
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#endif
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#define MSG_UNORDERED 0x2000 /* Message is un-ordered */
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#define MSG_ADDR_OVER 0x4000 /* Override the primary-address */
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#define MSG_ABORT 0x8000 /* Send an ABORT to peer */
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/* Stat's */
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struct sctp_pcbinfo {
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u_int32_t ep_count;
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u_int32_t asoc_count;
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u_int32_t laddr_count;
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u_int32_t raddr_count;
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u_int32_t chk_count;
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u_int32_t sockq_count;
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u_int32_t mbuf_track;
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} __packed;
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struct sctp_sockstat {
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sctp_assoc_t ss_assoc_id;
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u_int32_t ss_total_sndbuf;
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u_int32_t ss_total_mbuf_sndbuf;
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u_int32_t ss_total_recv_buf;
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} __packed;
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/*
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* notification event structures
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*/
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/* association change events */
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struct sctp_assoc_change {
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u_int16_t sac_type;
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u_int16_t sac_flags;
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u_int32_t sac_length;
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u_int16_t sac_state;
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u_int16_t sac_error;
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u_int16_t sac_outbound_streams;
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u_int16_t sac_inbound_streams;
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sctp_assoc_t sac_assoc_id;
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} __packed;
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/* sac_state values */
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#define SCTP_COMM_UP 0x0001
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#define SCTP_COMM_LOST 0x0002
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#define SCTP_RESTART 0x0003
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#define SCTP_SHUTDOWN_COMP 0x0004
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#define SCTP_CANT_STR_ASSOC 0x0005
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/* Address events */
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struct sctp_paddr_change {
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u_int16_t spc_type;
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u_int16_t spc_flags;
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u_int32_t spc_length;
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struct sockaddr_storage spc_aaddr;
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u_int32_t spc_state;
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u_int32_t spc_error;
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sctp_assoc_t spc_assoc_id;
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} __packed;
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/* paddr state values */
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#define SCTP_ADDR_AVAILABLE 0x0001
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#define SCTP_ADDR_UNREACHABLE 0x0002
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#define SCTP_ADDR_REMOVED 0x0003
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#define SCTP_ADDR_ADDED 0x0004
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#define SCTP_ADDR_MADE_PRIM 0x0005
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#define SCTP_ADDR_CONFIRMED 0x0006
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/*
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* CAUTION: these are user exposed SCTP addr reachability states
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* must be compatible with SCTP_ADDR states in sctp_constants.h
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*/
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#ifdef SCTP_ACTIVE
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#undef SCTP_ACTIVE
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#endif
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#define SCTP_ACTIVE 0x0001 /* SCTP_ADDR_REACHABLE */
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#ifdef SCTP_INACTIVE
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#undef SCTP_INACTIVE
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#endif
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#define SCTP_INACTIVE 0x0002 /* SCTP_ADDR_NOT_REACHABLE */
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#ifdef SCTP_UNCONFIRMED
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#undef SCTP_UNCONFIRMED
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#endif
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#define SCTP_UNCONFIRMED 0x0200 /* SCTP_ADDR_UNCONFIRMED */
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#ifdef SCTP_NOHEARTBEAT
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#undef SCTP_NOHEARTBEAT
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#endif
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#define SCTP_NOHEARTBEAT 0x0040 /* SCTP_ADDR_NOHB */
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/* remote error events */
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struct sctp_remote_error {
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u_int16_t sre_type;
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u_int16_t sre_flags;
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u_int32_t sre_length;
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u_int16_t sre_error;
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sctp_assoc_t sre_assoc_id;
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u_int8_t sre_data[4];
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} __packed;
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/* data send failure event */
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struct sctp_send_failed {
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u_int16_t ssf_type;
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u_int16_t ssf_flags;
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u_int32_t ssf_length;
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u_int32_t ssf_error;
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struct sctp_sndrcvinfo ssf_info;
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sctp_assoc_t ssf_assoc_id;
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u_int8_t ssf_data[4];
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} __packed;
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/* flag that indicates state of data */
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#define SCTP_DATA_UNSENT 0x0001 /* inqueue never on wire */
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#define SCTP_DATA_SENT 0x0002 /* on wire at failure */
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/* shutdown event */
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struct sctp_shutdown_event {
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u_int16_t sse_type;
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u_int16_t sse_flags;
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u_int32_t sse_length;
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sctp_assoc_t sse_assoc_id;
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} __packed;
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/* Adaption layer indication stuff */
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struct sctp_adaption_event {
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u_int16_t sai_type;
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u_int16_t sai_flags;
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u_int32_t sai_length;
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u_int32_t sai_adaption_ind;
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sctp_assoc_t sai_assoc_id;
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} __packed;
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struct sctp_setadaption {
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u_int32_t ssb_adaption_ind;
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} __packed;
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/* pdapi indications */
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struct sctp_pdapi_event {
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u_int16_t pdapi_type;
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u_int16_t pdapi_flags;
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u_int32_t pdapi_length;
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u_int32_t pdapi_indication;
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sctp_assoc_t pdapi_assoc_id;
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} __packed;
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#define SCTP_PARTIAL_DELIVERY_ABORTED 0x0001
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/* stream reset stuff */
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struct sctp_stream_reset_event {
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u_int16_t strreset_type;
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u_int16_t strreset_flags;
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u_int32_t strreset_length;
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sctp_assoc_t strreset_assoc_id;
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u_int16_t strreset_list[0];
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} __packed;
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/* flags in strreset_flags filed */
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#define SCTP_STRRESET_INBOUND_STR 0x0001
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#define SCTP_STRRESET_OUTBOUND_STR 0x0002
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#define SCTP_STRRESET_ALL_STREAMS 0x0004
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#define SCTP_STRRESET_STREAM_LIST 0x0008
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#define MAX_ASOC_IDS_RET 255
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struct sctp_assoc_ids {
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u_int16_t asls_assoc_start; /* array of index's start at 0 */
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u_int8_t asls_numb_present;
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u_int8_t asls_more_to_get;
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sctp_assoc_t asls_assoc_id[MAX_ASOC_IDS_RET];
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} __packed;
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/* notification types */
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#define SCTP_ASSOC_CHANGE 0x0001
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#define SCTP_PEER_ADDR_CHANGE 0x0002
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#define SCTP_REMOTE_ERROR 0x0003
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#define SCTP_SEND_FAILED 0x0004
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#define SCTP_SHUTDOWN_EVENT 0x0005
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#define SCTP_ADAPTION_INDICATION 0x0006
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#define SCTP_PARTIAL_DELIVERY_EVENT 0x0007
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#define SCTP_STREAM_RESET_EVENT 0x0008
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struct sctp_tlv {
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u_int16_t sn_type;
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u_int16_t sn_flags;
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u_int32_t sn_length;
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} __packed;
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/* notification event */
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union sctp_notification {
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struct sctp_tlv sn_header;
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struct sctp_assoc_change sn_assoc_change;
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struct sctp_paddr_change sn_paddr_change;
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struct sctp_remote_error sn_remote_error;
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struct sctp_send_failed sn_send_failed;
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struct sctp_shutdown_event sn_shutdown_event;
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struct sctp_adaption_event sn_adaption_event;
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struct sctp_pdapi_event sn_pdapi_event;
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struct sctp_stream_reset_event sn_strreset_event;
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} __packed;
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/*
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* socket option structs
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*/
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#define SCTP_ISSUE_HB 0xffffffff /* get a on-demand hb */
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#define SCTP_NO_HB 0x0 /* turn off hb's */
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struct sctp_paddrparams {
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sctp_assoc_t spp_assoc_id;
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struct sockaddr_storage spp_address;
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u_int32_t spp_hbinterval;
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u_int16_t spp_pathmaxrxt;
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} __packed;
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struct sctp_paddrinfo {
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sctp_assoc_t spinfo_assoc_id;
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struct sockaddr_storage spinfo_address;
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int32_t spinfo_state;
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u_int32_t spinfo_cwnd;
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u_int32_t spinfo_srtt;
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u_int32_t spinfo_rto;
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u_int32_t spinfo_mtu;
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} __packed;
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struct sctp_rtoinfo {
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sctp_assoc_t srto_assoc_id;
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u_int32_t srto_initial;
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u_int32_t srto_max;
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u_int32_t srto_min;
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} __packed;
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struct sctp_assocparams {
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sctp_assoc_t sasoc_assoc_id;
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u_int16_t sasoc_asocmaxrxt;
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u_int16_t sasoc_number_peer_destinations;
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u_int32_t sasoc_peer_rwnd;
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u_int32_t sasoc_local_rwnd;
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u_int32_t sasoc_cookie_life;
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} __packed;
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struct sctp_setprim {
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sctp_assoc_t ssp_assoc_id;
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struct sockaddr_storage ssp_addr;
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} __packed;
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struct sctp_setpeerprim {
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sctp_assoc_t sspp_assoc_id;
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struct sockaddr_storage sspp_addr;
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} __packed;
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struct sctp_getaddresses {
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sctp_assoc_t sget_assoc_id;
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/* addr is filled in for N * sockaddr_storage */
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struct sockaddr addr[1];
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} __packed;
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struct sctp_setstrm_timeout {
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sctp_assoc_t ssto_assoc_id;
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u_int32_t ssto_timeout;
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u_int32_t ssto_streamid_start;
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u_int32_t ssto_streamid_end;
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} __packed;
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struct sctp_status {
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sctp_assoc_t sstat_assoc_id;
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int32_t sstat_state;
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u_int32_t sstat_rwnd;
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u_int16_t sstat_unackdata;
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u_int16_t sstat_penddata;
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u_int16_t sstat_instrms;
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u_int16_t sstat_outstrms;
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u_int32_t sstat_fragmentation_point;
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struct sctp_paddrinfo sstat_primary;
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} __packed;
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struct sctp_cwnd_args {
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struct sctp_nets *net; /* network to */
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u_int32_t cwnd_new_value; /* cwnd in k */
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u_int32_t inflight; /* flightsize in k */
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int cwnd_augment; /* increment to it */
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} __packed;
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struct sctp_blk_args {
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u_int32_t onmb; /* in 1k bytes */
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u_int32_t onsb; /* in 1k bytes */
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u_int16_t maxmb; /* in 1k bytes */
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u_int16_t maxsb; /* in 1k bytes */
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u_int16_t send_sent_qcnt; /* chnk cnt */
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u_int16_t stream_qcnt; /* chnk cnt */
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} __packed;
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/*
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* Max we can reset in one setting, note this is dictated not by the
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* define but the size of a mbuf cluster so don't change this define
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* and think you can specify more. You must do multiple resets if you
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* want to reset more than SCTP_MAX_EXPLICIT_STR_RESET.
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*/
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#define SCTP_MAX_EXPLICT_STR_RESET 1000
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#define SCTP_RESET_LOCAL_RECV 0x0001
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#define SCTP_RESET_LOCAL_SEND 0x0002
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#define SCTP_RESET_BOTH 0x0003
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struct sctp_stream_reset {
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sctp_assoc_t strrst_assoc_id;
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u_int16_t strrst_flags;
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u_int16_t strrst_num_streams; /* 0 == ALL */
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u_int16_t strrst_list[0]; /* list if strrst_num_streams is not 0*/
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} __packed;
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struct sctp_get_nonce_values {
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sctp_assoc_t gn_assoc_id;
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u_int32_t gn_peers_tag;
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u_int32_t gn_local_tag;
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} __packed;
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/* Debugging logs */
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struct sctp_str_log{
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u_int32_t n_tsn;
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u_int32_t e_tsn;
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u_int16_t n_sseq;
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u_int16_t e_sseq;
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} __packed;
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struct sctp_fr_log {
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u_int32_t largest_tsn;
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u_int32_t largest_new_tsn;
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u_int32_t tsn;
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} __packed;
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struct sctp_fr_map {
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u_int32_t base;
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u_int32_t cum;
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u_int32_t high;
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} __packed;
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struct sctp_rwnd_log {
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u_int32_t rwnd;
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u_int32_t send_size;
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u_int32_t overhead;
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u_int32_t new_rwnd;
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} __packed;
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struct sctp_mbcnt_log {
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u_int32_t total_queue_size;
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u_int32_t size_change;
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u_int32_t total_queue_mb_size;
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u_int32_t mbcnt_change;
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} __packed;
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struct sctp_cwnd_log{
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union {
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struct sctp_blk_args blk;
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struct sctp_cwnd_args cwnd;
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struct sctp_str_log strlog;
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struct sctp_fr_log fr;
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struct sctp_fr_map map;
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struct sctp_rwnd_log rwnd;
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struct sctp_mbcnt_log mbcnt;
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}x;
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u_int8_t from;
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u_int8_t event_type;
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} __packed;
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struct sctp_cwnd_log_req{
|
|
int num_in_log; /* Number in log */
|
|
int num_ret; /* Number returned */
|
|
int start_at; /* start at this one */
|
|
int end_at; /* end at this one */
|
|
struct sctp_cwnd_log log[0];
|
|
} __packed;
|
|
|
|
|
|
|
|
/*
|
|
* API system calls
|
|
*/
|
|
#if !defined(_KERNEL)
|
|
|
|
__BEGIN_DECLS
|
|
int sctp_peeloff(int, sctp_assoc_t);
|
|
int sctp_bindx(int, struct sockaddr *, int, int);
|
|
int sctp_connectx(int, struct sockaddr *, int);
|
|
int sctp_getpaddrs(int, sctp_assoc_t, struct sockaddr **);
|
|
void sctp_freepaddrs(struct sockaddr *);
|
|
int sctp_getladdrs(int, sctp_assoc_t, struct sockaddr **);
|
|
void sctp_freeladdrs(struct sockaddr *);
|
|
int sctp_opt_info(int, sctp_assoc_t, int, void *, socklen_t *);
|
|
|
|
ssize_t sctp_sendmsg(int, const void *, size_t,
|
|
const struct sockaddr *,
|
|
socklen_t, u_int32_t, u_int32_t, u_int16_t, u_int32_t, u_int32_t);
|
|
|
|
ssize_t sctp_send(int sd, const void *msg, size_t len,
|
|
const struct sctp_sndrcvinfo *sinfo,int flags);
|
|
|
|
ssize_t
|
|
sctp_sendx(int sd, const void *msg, size_t len,
|
|
struct sockaddr *addrs, int addrcnt,
|
|
struct sctp_sndrcvinfo *sinfo, int flags);
|
|
ssize_t
|
|
sctp_sendmsgx(int sd, const void *, size_t,
|
|
struct sockaddr *, int,
|
|
u_int32_t, u_int32_t, u_int16_t, u_int32_t, u_int32_t);
|
|
|
|
sctp_assoc_t
|
|
sctp_getassocid(int sd, struct sockaddr *sa);
|
|
|
|
ssize_t sctp_recvmsg(int, void *, size_t, struct sockaddr *,
|
|
socklen_t *, struct sctp_sndrcvinfo *, int *);
|
|
|
|
__END_DECLS
|
|
|
|
#endif /* !_KERNEL */
|
|
#endif /* !__SCTP_UIO_H__ */
|