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/*
* Asterisk -- A telephony toolkit for Linux.
*
* Implementation of Inter-Asterisk eXchange
*
* Copyright (C) 2003, Digium
*
* Mark Spencer <markster@linux-support.net>
*
* $Id$
*
* This program is free software, distributed under the terms of
* the GNU General Public License
*/
#ifndef _PACKET_IAX2_H
#define _PACKET_IAX2_H
/* Max version of IAX protocol we support */
#define IAX_PROTO_VERSION 2
#define IAX_MAX_CALLS 32768
#define IAX_FLAG_FULL 0x8000
#define IAX_FLAG_RETRANS 0x8000
#define IAX_FLAG_SC_LOG 0x80
#define IAX_MAX_SHIFT 0x1F
#define IAX_WINDOW 64
#define AST_FRAME_DTMF 1 /* A DTMF digit, subclass is the digit */
#define AST_FRAME_VOICE 2 /* Voice data, subclass is AST_FORMAT_* */
#define AST_FRAME_VIDEO 3 /* Video frame, maybe?? :) */
#define AST_FRAME_CONTROL 4 /* A control frame, subclass is AST_CONTROL_* */
#define AST_FRAME_NULL 5 /* An empty, useless frame */
#define AST_FRAME_IAX 6 /* Inter Aterisk Exchange private frame type */
#define AST_FRAME_TEXT 7 /* Text messages */
#define AST_FRAME_IMAGE 8 /* Image Frames */
#define AST_FRAME_HTML 9 /* HTML Frames */
/* Subclass for AST_FRAME_IAX */
#define IAX_COMMAND_NEW 1
#define IAX_COMMAND_PING 2
#define IAX_COMMAND_PONG 3
#define IAX_COMMAND_ACK 4
#define IAX_COMMAND_HANGUP 5
#define IAX_COMMAND_REJECT 6
#define IAX_COMMAND_ACCEPT 7
#define IAX_COMMAND_AUTHREQ 8
#define IAX_COMMAND_AUTHREP 9
#define IAX_COMMAND_INVAL 10
#define IAX_COMMAND_LAGRQ 11
#define IAX_COMMAND_LAGRP 12
#define IAX_COMMAND_REGREQ 13 /* Registration request */
#define IAX_COMMAND_REGAUTH 14 /* Registration authentication required */
#define IAX_COMMAND_REGACK 15 /* Registration accepted */
#define IAX_COMMAND_REGREJ 16 /* Registration rejected */
#define IAX_COMMAND_REGREL 17 /* Force release of registration */
#define IAX_COMMAND_VNAK 18 /* If we receive voice before valid first voice frame, send this */
#define IAX_COMMAND_DPREQ 19 /* Request status of a dialplan entry */
#define IAX_COMMAND_DPREP 20 /* Request status of a dialplan entry */
#define IAX_COMMAND_DIAL 21 /* Request a dial on channel brought up TBD */
#define IAX_COMMAND_TXREQ 22 /* Transfer Request */
#define IAX_COMMAND_TXCNT 23 /* Transfer Connect */
#define IAX_COMMAND_TXACC 24 /* Transfer Accepted */
#define IAX_COMMAND_TXREADY 25 /* Transfer ready */
#define IAX_COMMAND_TXREL 26 /* Transfer release */
#define IAX_COMMAND_TXREJ 27 /* Transfer reject */
#define IAX_COMMAND_QUELCH 28 /* Stop audio/video transmission */
#define IAX_COMMAND_UNQUELCH 29 /* Resume audio/video transmission */
#define IAX_COMMAND_POKE 30 /* Like ping, but does not require an open connection */
#define IAX_COMMAND_PAGE 31 /* Paging description */
#define IAX_COMMAND_MWI 32 /* Stand-alone message waiting indicator */
#define IAX_COMMAND_UNSUPPORT 33 /* Unsupported message received */
#define IAX_COMMAND_TRANSFER 34 /* Request remote transfer */
#define IAX_DEFAULT_REG_EXPIRE 60 /* By default require re-registration once per minute */
#define IAX_LINGER_TIMEOUT 10 /* How long to wait before closing bridged call */
#define IAX_DEFAULT_PORTNO 4569
/* IAX Information elements */
#define IAX_IE_CALLED_NUMBER 1 /* Number/extension being called - string */
#define IAX_IE_CALLING_NUMBER 2 /* Calling number - string */
#define IAX_IE_CALLING_ANI 3 /* Calling number ANI for billing - string */
#define IAX_IE_CALLING_NAME 4 /* Name of caller - string */
#define IAX_IE_CALLED_CONTEXT 5 /* Context for number - string */
#define IAX_IE_USERNAME 6 /* Username (peer or user) for authentication - string */
#define IAX_IE_PASSWORD 7 /* Password for authentication - string */
#define IAX_IE_CAPABILITY 8 /* Actual codec capability - unsigned int */
#define IAX_IE_FORMAT 9 /* Desired codec format - unsigned int */
#define IAX_IE_LANGUAGE 10 /* Desired language - string */
#define IAX_IE_VERSION 11 /* Protocol version - short */
#define IAX_IE_ADSICPE 12 /* CPE ADSI capability - short */
#define IAX_IE_DNID 13 /* Originally dialed DNID - string */
#define IAX_IE_AUTHMETHODS 14 /* Authentication method(s) - short */
#define IAX_IE_CHALLENGE 15 /* Challenge data for MD5/RSA - string */
#define IAX_IE_MD5_RESULT 16 /* MD5 challenge result - string */
#define IAX_IE_RSA_RESULT 17 /* RSA challenge result - string */
#define IAX_IE_APPARENT_ADDR 18 /* Apparent address of peer - struct sockaddr_in */
#define IAX_IE_REFRESH 19 /* When to refresh registration - short */
#define IAX_IE_DPSTATUS 20 /* Dialplan status - short */
#define IAX_IE_CALLNO 21 /* Call number of peer - short */
#define IAX_IE_CAUSE 22 /* Cause - string */
#define IAX_IE_IAX_UNKNOWN 23 /* Unknown IAX command - byte */
#define IAX_IE_MSGCOUNT 24 /* How many messages waiting - short */
#define IAX_IE_AUTOANSWER 25 /* Request auto-answering -- none */
#define IAX_IE_MUSICONHOLD 26 /* Request musiconhold with QUELCH -- none or string */
#define IAX_IE_TRANSFERID 27 /* Transfer Request Identifier -- int */
#define IAX_IE_RDNIS 28 /* Referring DNIS -- string */
#define IAX_IE_PROVISIONING 29 /* Provisioning info */
#define IAX_IE_AESPROVISIONING 30 /* AES Provisioning info */
#define IAX_IE_DATETIME 31 /* Date/Time */
#define IAX_IE_DATAFORMAT 255 /* Data call format -- iax_dataformat_t */
#define IAX_AUTH_PLAINTEXT (1 << 0)
#define IAX_AUTH_MD5 (1 << 1)
#define IAX_AUTH_RSA (1 << 2)
#define IAX_META_TRUNK 1 /* Trunk meta-message */
#define IAX_META_VIDEO 2 /* Video frame */
#define IAX_DPSTATUS_EXISTS (1 << 0)
#define IAX_DPSTATUS_CANEXIST (1 << 1)
#define IAX_DPSTATUS_NONEXISTANT (1 << 2)
#define IAX_DPSTATUS_IGNOREPAT (1 << 14)
#define IAX_DPSTATUS_MATCHMORE (1 << 15)
#endif
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