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86 lines
3.9 KiB
C
86 lines
3.9 KiB
C
/*
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* Copyright (c) 1997 Yen Yen Lim and North Dakota State University
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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 Yen Yen Lim and
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North Dakota State University
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* 4. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/* Based on UNI3.1 standard by ATM Forum */
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/* ATM traffic types based on VPI=0 and (the following VCI */
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#define VCI_PPC 0x05 /* Point-to-point signal msg */
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#define VCI_BCC 0x02 /* Broadcast signal msg */
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#define VCI_OAMF4SC 0x03 /* Segment OAM F4 flow cell */
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#define VCI_OAMF4EC 0x04 /* End-to-end OAM F4 flow cell */
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#define VCI_METAC 0x01 /* Meta signal msg */
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#define VCI_ILMIC 0x10 /* ILMI msg */
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/* Q.2931 signalling messages */
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#define CALL_PROCEED 0x02 /* call proceeding */
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#define CONNECT 0x07 /* connect */
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#define CONNECT_ACK 0x0f /* connect_ack */
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#define SETUP 0x05 /* setup */
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#define RELEASE 0x4d /* release */
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#define RELEASE_DONE 0x5a /* release_done */
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#define RESTART 0x46 /* restart */
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#define RESTART_ACK 0x4e /* restart ack */
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#define STATUS 0x7d /* status */
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#define STATUS_ENQ 0x75 /* status ack */
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#define ADD_PARTY 0x80 /* add party */
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#define ADD_PARTY_ACK 0x81 /* add party ack */
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#define ADD_PARTY_REJ 0x82 /* add party rej */
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#define DROP_PARTY 0x83 /* drop party */
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#define DROP_PARTY_ACK 0x84 /* drop party ack */
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/* Information Element Parameters in the signalling messages */
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#define CAUSE 0x08 /* cause */
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#define ENDPT_REF 0x54 /* endpoint reference */
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#define AAL_PARA 0x58 /* ATM adaptation layer parameters */
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#define TRAFF_DESCRIP 0x59 /* atm traffic descriptors */
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#define CONNECT_ID 0x5a /* connection identifier */
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#define QOS_PARA 0x5c /* quality of service parameters */
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#define B_HIGHER 0x5d /* broadband higher layer information */
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#define B_BEARER 0x5e /* broadband bearer capability */
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#define B_LOWER 0x5f /* broadband lower information */
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#define CALLING_PARTY 0x6c /* calling party number */
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#define CALLED_PARTY 0x70 /* called party nmber */
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#define Q2931 0x09
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/* Q.2931 signalling general messages format */
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#define PROTO_POS 0 /* offset of protocol discriminator */
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#define CALL_REF_POS 2 /* offset of call reference value */
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#define MSG_TYPE_POS 5 /* offset of message type */
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#define MSG_LEN_POS 7 /* offset of mesage length */
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#define IE_BEGIN_POS 9 /* offset of first information element */
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/* format of signalling messages */
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#define TYPE_POS 0
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#define LEN_POS 2
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#define FIELD_BEGIN_POS 4
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