git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4 65c4cc65-6c06-0410-ace0-fbb531ad65f3
106 lines
2.8 KiB
C
Executable file
106 lines
2.8 KiB
C
Executable file
/*
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* Asterisk -- A telephony toolkit for Linux.
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*
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* Implementation of Voice over Frame Relay, Adtran Style
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*
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* Copyright (C) 1999, Adtran Inc. and Linux Support Services, LLC
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*
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* Mark Spencer <markster@linux-support.net>
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*
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* This program is free software, distributed under the terms of
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* the GNU General Public License
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*/
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#ifndef _ADTRANVOFR_H
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#define _ADTRANVOFR_H
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#define VOFR_CONTROL_ADTRAN 0x0
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#define VOFR_CONTROL_VOICE 0x1
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#define VOFR_CONTROL_RFC1490 0x3
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#define VOFR_TYPE_SIGNAL 0x0
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#define VOFR_TYPE_VOICE 0x1
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#define VOFR_TYPE_ANSWER 0x2
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#define VOFR_TYPE_FAX 0x3
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#define VOFR_TYPE_DTMF 0x4
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#define VOFR_CARD_TYPE_UNSPEC 0x0
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#define VOFR_CARD_TYPE_FXS 0x1
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#define VOFR_CARD_TYPE_FXO 0x2
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#define VOFR_CARD_TYPE_ENM 0x3
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#define VOFR_CARD_TYPE_VCOM 0x4
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#define VOFR_CARD_TYPE_ASTERISK 0xf
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#define VOFR_MODULATION_SINGLE 0x0
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#define VOFR_MODULATION_V21 0x1
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#define VOFR_MODULATION_V27ter_2 0x2
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#define VOFR_MODULATION_V27ter_4 0x3
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#define VOFR_MODULATION_V29_7 0x4
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#define VOFR_MODULATION_V29_9 0x5
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#define VOFR_MODULATION_V33_12 0x6
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#define VOFR_MODULATION_V33_14 0x7
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#define VOFR_ROUTE_NONE 0x0
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#define VOFR_ROUTE_LOCAL 0x1
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#define VOFR_ROUTE_VOICE 0x2
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#define VOFR_ROUTE_DTE1 0x4
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#define VOFR_ROUTE_DTE2 0x8
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#define VOFR_ROUTE_DTE 0xC
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#define VOFR_MASK_EI 0x80
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#define VOFR_MASK_LI 0x40
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#define VOFR_MASK_CONTROL 0x3F
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#define VOFR_SIGNAL_ON_HOOK 0x00
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#define VOFR_SIGNAL_OFF_HOOK 0x01
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#define VOFR_SIGNAL_RING 0x40
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#define VOFR_SIGNAL_SWITCHED_DIAL 0x08
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#define VOFR_SIGNAL_BUSY 0x02
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#define VOFR_SIGNAL_TRUNK_BUSY 0x04
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#define VOFR_SIGNAL_UNKNOWN 0x10
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#define VOFR_SIGNAL_OFFHOOK 0x81
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#define VOFR_TRACE_SIGNAL 1 << 0
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#define VOFR_TRACE_VOICE 1 << 1
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#define VOFR_MAX_PKT_SIZE 1500
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/*
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* Wire level protocol
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*/
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struct vofr_hdr {
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u_int8_t control; /* Also contains unused EI and LI bits */
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#if __BYTE_ORDER == __LITTLE_ENDIAN
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u_int8_t dtype:4; /* Data type */
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u_int8_t ctag:4; /* Connect tag */
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u_int8_t dlcih:4; /* Hi 2 bits of DLCI x-ref */
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u_int8_t vflags:4; /* Voice Routing Flags */
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u_int8_t dlcil; /* Lo 8 bits of DLCI x-ref */
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u_int8_t cid; /* Channel ID */
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u_int8_t mod:4; /* Modulation */
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u_int8_t remid:4; /* Remote ID */
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#elif __BYTE__ORDER == __BIG_ENDIAN
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u_int8_t ctag:4; /* Connect tag */
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u_int8_t dtype:4; /* Data type */
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u_int8_t vflags:4; /* Voice Routing Flags */
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u_int8_t dlcih:4; /* Hi 2 bits of DLCI x-ref */
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u_int8_t dlcil; /* Lo 8 bits of DLCI x-ref */
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u_int8_t cid; /* Channel ID */
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u_int8_t remid:4; /* Remote ID or Relay CMD*/
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u_int8_t mod:4; /* Modulation */
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#else
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#error "Please fix <bytesex.h>"
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#endif
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#ifdef __GNUC__
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u_int8_t data[0]; /* Data */
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#endif
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};
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#define VOFR_HDR_SIZE 6
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/* Number of milliseconds to fudge -- experimentally derived */
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#define VOFR_FUDGE 2
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#endif
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