sys/netisdn/i4b_q931.h

   1 /*
   2  * Copyright (c) 1997, 2000 Hellmuth Michaelis. All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  * 1. Redistributions of source code must retain the above copyright
   8  *    notice, this list of conditions and the following disclaimer.
   9  * 2. Redistributions in binary form must reproduce the above copyright
  10  *    notice, this list of conditions and the following disclaimer in the
  11  *    documentation and/or other materials provided with the distribution.
  12  *
  13  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  14  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  16  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  17  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  18  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  19  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  20  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  21  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  22  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  23  * SUCH DAMAGE.
  24  *
  25  *---------------------------------------------------------------------------
  26  *
  27  *      i4b_q931.h - Q931 handling header file
  28  *      --------------------------------------
  29  *
  30  *      $Id: i4b_q931.h,v 1.4 2005/12/10 23:51:50 elad Exp $
  31  *
  32  * $FreeBSD$
  33  *
  34  *      last edit-date: [Thu Apr 27 11:07:37 2000]
  35  *
  36  *---------------------------------------------------------------------------*/
  37
  38 #ifndef _NETISDN_I4B_Q931_H_
  39 #define _NETISDN_I4B_Q931_H_
  40
  41 /* extension bit */
  42
  43 #define EXT_LAST                0x80    /* last octett */
  44
  45 /* reserve space in mbuf */
  46
  47 #define I_FRAME_HDRLEN          4       /* to be added by layer 2 */
  48
  49 /* SHIFT */
  50
  51 #define CODESET_MASK            0x07
  52 #define UNSHIFTED               0
  53 #define SHIFTED                 1
  54 #define CRLENGTH_MASK           0x0f
  55
  56 /* CONNECT */
  57
  58 #define MSG_CONNECT_LEN         4       /* length of a connect message */
  59
  60 /* DISCONNECT */
  61
  62 #define MSG_DISCONNECT_LEN      8       /* length of a disconnect message */
  63
  64 /* RELEASE COMPLETE */
  65
  66 #define MSG_RELEASE_COMPLETE_LEN 8      /* length of release complete msg */
  67
  68 /* for outgoing causes */
  69
  70 #define CAUSE_LEN               2
  71 #define CAUSE_STD_LOC_OUT       0x80    /* std = CCITT, loc = user */
  72
  73 /* SETUP */
  74
  75 #define MSG_SETUP_LEN           18      /* without number strings ! */
  76
  77 #define IEI_BEARERCAP_LEN       2       /* 2 octetts length */
  78
  79 #define IT_CAP_SPEECH           0x80    /* BC: information xfer capability */
  80 #define IT_CAP_UNR_DIG_INFO     0x88    /* BC: information xfer capability */
  81
  82 #define IT_RATE_64K             0x90    /* BC: information xfer rate */
  83 #define IT_UL1_G711A            0xa3    /* layer1 proto G.711 A-law */
  84
  85 #define IEI_CHANNELID_LEN       0x01    /* length of channel id         */
  86 #define CHANNELID_B1            0x81    /* channel = B1 (outgoing) */
  87 #define CHANNELID_B2            0x82    /* channel = B2 (outgoing) */
  88 #define CHANNELID_ANY           0x83    /* channel = any channel (outgoing) */
  89
  90 #define IE_CHAN_ID_NO           0x00    /* no channel (incoming)        */
  91 #define IE_CHAN_ID_B1           0x01    /* B1 channel (incoming)        */
  92 #define IE_CHAN_ID_B2           0x02    /* B2 channel (incoming)        */
  93 #define IE_CHAN_ID_ANY          0x03    /* ANY channel (incoming)       */
  94
  95 #define NUMBER_TYPEPLAN         0x81    /* type of number/numbering plan */
  96
  97 #define IEI_CALLINGPN_LEN       1       /* without number string ! */
  98
  99 #define IEI_CALLEDPN_LEN        1       /* without number string ! */
 100
 101 /* CONNECT_ACK */
 102
 103 #define MSG_CONNECT_ACK_LEN     4       /* length of a connect ack message */
 104
 105 /* STATUS */
 106
 107 #define MSG_STATUS_LEN          11
 108 #define CALLSTATE_LEN           1
 109
 110 /* RELEASE */
 111
 112 #define MSG_RELEASE_LEN         8       /* length of release msg */
 113
 114 /* ALERT */
 115
 116 #define MSG_ALERT_LEN           4       /* length of a alert message */
 117
 118 #endif /* !_NETISDN_I4B_Q931_H_ */
 119
 120 /* EOF */