/* packet-iax2.h * * Copyright (C) 2003, Digium * Mark Spencer * * Wireshark - Network traffic analyzer * By Gerald Combs * Copyright 1998 Gerald Combs * * SPDX-License-Identifier: GPL-2.0-or-later */ #ifndef __PACKET_IAX2_H__ #define __PACKET_IAX2_H__ #include #include /* 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_END 1 /* A DTMF end event, 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 */ #define AST_FRAME_CNG 10 /* Confort Noise Generation */ #define AST_FRAME_MODEM 11 /* Modem-over-IP datastream */ #define AST_FRAME_DTMF_BEGIN 12 /* A DTMF begin event, subclass is the digit */ /* 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_COMMAND_PROVISION 35 /* Provision device */ #define IAX_COMMAND_FWDOWNL 36 /* Download firmware */ #define IAX_COMMAND_FWDATA 37 /* Firmware Data */ #define IAX_COMMAND_TXMEDIA 38 /* Transfer Media */ #define IAX_COMMAND_RTKEY 39 /* Rotate key */ #define IAX_COMMAND_CALLTOKEN 40 /* Call token */ #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 -- unsigned int */ #define IAX_IE_DEVICETYPE 32 /* Device Type -- string */ #define IAX_IE_SERVICEIDENT 33 /* Service Identifier -- string */ #define IAX_IE_FIRMWAREVER 34 /* Firmware revision -- u16 */ #define IAX_IE_FWBLOCKDESC 35 /* Firmware block description -- u32 */ #define IAX_IE_FWBLOCKDATA 36 /* Firmware block of data -- raw */ #define IAX_IE_PROVVER 37 /* Provisioning Version (u32) */ #define IAX_IE_CALLINGPRES 38 /* Calling presentation (u8) */ #define IAX_IE_CALLINGTON 39 /* Calling type of number (u8) */ #define IAX_IE_CALLINGTNS 40 /* Calling transit network select (u16) */ #define IAX_IE_SAMPLINGRATE 41 /* Supported sampling rates (u16) */ #define IAX_IE_CAUSECODE 42 /* Hangup cause (u8) */ #define IAX_IE_ENCRYPTION 43 /* Encryption format (u16) */ #define IAX_IE_ENCKEY 44 /* Encryption key (raw) */ #define IAX_IE_CODEC_PREFS 45 /* Codec Negotiation */ #define IAX_IE_RR_JITTER 46 /* Received jitter (as in RFC1889) u32 */ #define IAX_IE_RR_LOSS 47 /* Received loss (high byte loss pct, low 24 bits loss count, as in rfc1889 */ #define IAX_IE_RR_PKTS 48 /* Received frames (total frames received) u32 */ #define IAX_IE_RR_DELAY 49 /* Max playout delay for received frames (in ms) u16 */ #define IAX_IE_RR_DROPPED 50 /* Dropped frames (presumably by jitterbuf) u32 */ #define IAX_IE_RR_OOO 51 /* Frames received Out of Order u32 */ #define IAX_IE_VARIABLE 52 /* IAX variable transmission */ #define IAX_IE_OSPTOKEN 53 /* OSP Token */ #define IAX_IE_CALLTOKEN 54 /* Call Token */ #define IAX_IE_CAPABILITY2 55 /* Codec capability */ #define IAX_IE_FORMAT2 56 /* Desired codec capability */ #define IAX_IE_DATAFORMAT 255 /* Data call format -- iax_dataformat_t */ /* hangup cause codes */ #define AST_CAUSE_UNALLOCATED 1 #define AST_CAUSE_NO_ROUTE_TRANSIT_NET 2 #define AST_CAUSE_NO_ROUTE_DESTINATION 3 #define AST_CAUSE_MISDIALLED_TRUNK_PREFIX 5 #define AST_CAUSE_CHANNEL_UNACCEPTABLE 6 #define AST_CAUSE_CALL_AWARDED_DELIVERED 7 #define AST_CAUSE_PRE_EMPTED 8 #define AST_CAUSE_NUMBER_PORTED_NOT_HERE 14 #define AST_CAUSE_NORMAL_CLEARING 16 #define AST_CAUSE_USER_BUSY 17 #define AST_CAUSE_NO_USER_RESPONSE 18 #define AST_CAUSE_NO_ANSWER 19 #define AST_CAUSE_SUBSCRIBER_ABSENT 20 #define AST_CAUSE_CALL_REJECTED 21 #define AST_CAUSE_NUMBER_CHANGED 22 #define AST_CAUSE_REDIRECTED_TO_NEW_DESTINATION 23 #define AST_CAUSE_ANSWERED_ELSEWHERE 26 #define AST_CAUSE_DESTINATION_OUT_OF_ORDER 27 #define AST_CAUSE_INVALID_NUMBER_FORMAT 28 #define AST_CAUSE_FACILITY_REJECTED 29 #define AST_CAUSE_RESPONSE_TO_STATUS_ENQUIRY 30 #define AST_CAUSE_NORMAL_UNSPECIFIED 31 #define AST_CAUSE_NORMAL_CIRCUIT_CONGESTION 34 #define AST_CAUSE_NETWORK_OUT_OF_ORDER 38 #define AST_CAUSE_NORMAL_TEMPORARY_FAILURE 41 #define AST_CAUSE_SWITCH_CONGESTION 42 #define AST_CAUSE_ACCESS_INFO_DISCARDED 43 #define AST_CAUSE_REQUESTED_CHAN_UNAVAIL 44 #define AST_CAUSE_FACILITY_NOT_SUBSCRIBED 50 #define AST_CAUSE_OUTGOING_CALL_BARRED 52 #define AST_CAUSE_INCOMING_CALL_BARRED 54 #define AST_CAUSE_BEARERCAPABILITY_NOTAUTH 57 #define AST_CAUSE_BEARERCAPABILITY_NOTAVAIL 58 #define AST_CAUSE_BEARERCAPABILITY_NOTIMPL 65 #define AST_CAUSE_CHAN_NOT_IMPLEMENTED 66 #define AST_CAUSE_FACILITY_NOT_IMPLEMENTED 69 #define AST_CAUSE_INVALID_CALL_REFERENCE 81 #define AST_CAUSE_INCOMPATIBLE_DESTINATION 88 #define AST_CAUSE_INVALID_MSG_UNSPECIFIED 95 #define AST_CAUSE_MANDATORY_IE_MISSING 96 #define AST_CAUSE_MESSAGE_TYPE_NONEXIST 97 #define AST_CAUSE_WRONG_MESSAGE 98 #define AST_CAUSE_IE_NONEXIST 99 #define AST_CAUSE_INVALID_IE_CONTENTS 100 #define AST_CAUSE_WRONG_CALL_STATE 101 #define AST_CAUSE_RECOVERY_ON_TIMER_EXPIRE 102 #define AST_CAUSE_MANDATORY_IE_LENGTH_ERROR 103 #define AST_CAUSE_PROTOCOL_ERROR 111 #define AST_CAUSE_INTERWORKING 127 #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) typedef enum { IAX2_MINI_VOICE_PACKET, IAX2_FULL_PACKET, IAX2_MINI_VIDEO_PACKET, IAX2_TRUNK_PACKET } packet_type; /* Container for tapping relevant data */ typedef struct _iax2_info_t { packet_type ptype; guint16 scallno; guint16 dcallno; guint8 ftype; guint8 csub; guint32 timestamp; guint payload_len; voip_call_state callState; const gchar *messageName; const gchar *callingParty; const gchar *calledParty; const guint8 *payload_data; } iax2_info_t; /* Container for passing data between dissectors */ typedef struct _iax2_dissector_info_t { endpoint_type etype; guint32 circuit_id; } iax2_dissector_info_t; #endif /* __PACKET_IAX2_H__ */