121 lines
3.7 KiB
C
121 lines
3.7 KiB
C
/*
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* Copyright (c) 1997, 1999 Hellmuth Michaelis. 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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 THE AUTHOR 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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*---------------------------------------------------------------------------
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*
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* i4b_q931.h - Q931 handling header file
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* --------------------------------------
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*
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* $Id: i4b_q931.h,v 1.8 1999/12/13 21:25:27 hm Exp $
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*
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* $FreeBSD$
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*
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* last edit-date: [Mon Dec 13 22:05:44 1999]
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*
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*---------------------------------------------------------------------------*/
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#ifndef _I4B_Q931_H_
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#define _I4B_Q931_H_
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/* extension bit */
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#define EXT_LAST 0x80 /* last octett */
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/* reserve space in mbuf */
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#define I_FRAME_HDRLEN 4 /* to be added by layer 2 */
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/* SHIFT */
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#define CODESET_MASK 0x07
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#define UNSHIFTED 0
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#define SHIFTED 1
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#define CRLENGTH_MASK 0x0f
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/* CONNECT */
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#define MSG_CONNECT_LEN 4 /* length of a connect message */
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/* DISCONNECT */
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#define MSG_DISCONNECT_LEN 8 /* length of a disconnect message */
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/* RELEASE COMPLETE */
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#define MSG_RELEASE_COMPLETE_LEN 8 /* length of release complete msg */
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/* for outgoing causes */
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#define CAUSE_LEN 2
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#define CAUSE_STD_LOC_OUT 0x80 /* std = CCITT, loc = user */
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/* SETUP */
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#define MSG_SETUP_LEN 18 /* without number strings ! */
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#define IEI_BEARERCAP_LEN 2 /* 2 octetts lenght */
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#define IT_CAP_SPEECH 0x80 /* BC: information xfer capability */
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#define IT_CAP_UNR_DIG_INFO 0x88 /* BC: information xfer capability */
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#define IT_RATE_64K 0x90 /* BC: information xfer rate */
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#define IT_UL1_G711A 0xa3 /* layer1 proto G.711 A-law */
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#define IEI_CHANNELID_LEN 0x01 /* length of channel id */
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#define CHANNELID_B1 0x81 /* channel = B1 (outgoing) */
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#define CHANNELID_B2 0x82 /* channel = B2 (outgoing) */
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#define CHANNELID_ANY 0x83 /* channel = any channel (outgoing) */
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#define IE_CHAN_ID_NO 0x00 /* no channel (incoming) */
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#define IE_CHAN_ID_B1 0x01 /* B1 channel (incoming) */
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#define IE_CHAN_ID_B2 0x02 /* B2 channel (incoming) */
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#define IE_CHAN_ID_ANY 0x03 /* ANY channel (incoming) */
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#define NUMBER_TYPEPLAN 0x81 /* type of number/numbering plan */
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#define IEI_CALLINGPN_LEN 1 /* without number string ! */
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#define IEI_CALLEDPN_LEN 1 /* without number string ! */
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/* CONNECT_ACK */
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#define MSG_CONNECT_ACK_LEN 4 /* length of a connect ack message */
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/* STATUS */
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#define MSG_STATUS_LEN 11
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#define CALLSTATE_LEN 1
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/* RELEASE */
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#define MSG_RELEASE_LEN 8 /* length of release msg */
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/* ALERT */
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#define MSG_ALERT_LEN 4 /* length of a alert message */
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#endif /* _I4B_Q931_H_ */
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/* EOF */
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