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GDT: add dissector for SCTP PPID 49 protocol

This commit is contained in:
Damir Franusic 2022-01-27 15:50:54 +01:00 committed by A Wireshark GitLab Utility
parent 2a4171fc06
commit 027f6a02e8
11 changed files with 2293 additions and 2 deletions
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2
epan/dissectors/CMakeLists.txt
View File

@ -96,6 +96,7 @@ set(CLEAN_ASN1_DISSECTOR_SRC
${CMAKE_CURRENT_SOURCE_DIR}/packet-ess.c
${CMAKE_CURRENT_SOURCE_DIR}/packet-f1ap.c
${CMAKE_CURRENT_SOURCE_DIR}/packet-ftam.c
${CMAKE_CURRENT_SOURCE_DIR}/packet-gdt.c
${CMAKE_CURRENT_SOURCE_DIR}/packet-glow.c
${CMAKE_CURRENT_SOURCE_DIR}/packet-goose.c
${CMAKE_CURRENT_SOURCE_DIR}/packet-gsm_map.c
@ -634,6 +635,7 @@ set(DISSECTOR_PUBLIC_HEADERS
packet-xmpp-other.h
packet-xmpp-utils.h
packet-xnap.h
packet-gdt.h
packet-ypbind.h
packet-yppasswd.h
packet-ypserv.h

1
epan/dissectors/asn1/CMakeLists.txt
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@ -39,6 +39,7 @@ set(ASN1_SRC_DIRS
ess
f1ap
ftam
gdt
glow
goose
gprscdr

34
epan/dissectors/asn1/gdt/CMakeLists.txt Normal file
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@ -0,0 +1,34 @@
# CMakeLists.txt
#
# Wireshark - Network traffic analyzer
# By Gerald Combs <gerald@wireshark.org>
# Copyright 1998 Gerald Combs
#
# SPDX-License-Identifier: GPL-2.0-or-later
#
set( PROTOCOL_NAME gdt )
set( PROTO_OPT )
set( EXT_ASN_FILE_LIST
)
set( ASN_FILE_LIST
${PROTOCOL_NAME}.asn
)
set( EXTRA_DIST
${ASN_FILE_LIST}
packet-${PROTOCOL_NAME}-template.c
${PROTOCOL_NAME}.cnf
)
set( SRC_FILES
${EXTRA_DIST}
${EXT_ASN_FILE_LIST}
)
set( A2W_FLAGS -b )
ASN2WRS()

770
epan/dissectors/asn1/gdt/gdt.asn Normal file
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@ -0,0 +1,770 @@
-- ===================================================================================================================
-- GDT protocol definition
-- ===================================================================================================================
GDT {iso(1) identified-organization(3) dod(6) internet(1) private(4) enterprise(1) 57805}
DEFINITIONS
IMPLICIT TAGS
::=
BEGIN
-- ===========
-- GDT Header
-- ===========
-- version - GDT version
-- source - source information
-- destination - destination information
-- uuid - universally unique identifier (UUID)
-- sequence-num - sequence number
-- sequence-flag - packet sequence information (stateful/stateless/etc.)
-- enc-info - encryption information
-- hop-info - hop counter
-- status - error code
Header ::= SEQUENCE {
version [0] INTEGER,
source [1] EndPointDescriptor,
destination [2] EndPointDescriptor,
uuid [3] OCTET STRING,
sequence-num [4] INTEGER,
sequence-flag [5] SequenceFlag,
enc-info [6] EncryptionInfo OPTIONAL,
hop-info [7] HopInfo OPTIONAL,
status [8] ErrorCode OPTIONAL,
...
}
-- ======================================================
-- SequenceFlag - stateful/stateless sequence information
-- ======================================================
-- sf-start - stateful start of sequence
-- sf-continue - stateful sequence continuation
-- sf-end - stateful end of sequence / stateless reply
-- sf-stateless-no-reply - stateless packet, no reply is received to confirm successful delivery, reliability is sctp dependant
-- sf-stateless - stateless packet, sf-end reply is received to confirm successful delivery
-- sf-stream-complete - stream complete
SequenceFlag ::= INTEGER {
sf-start (0),
sf-continue (1),
sf-end (2),
sf-stateless-no-reply (3),
sf-stateless (4),
sf-stream-complete (5),
sf-continue-wait (6),
sf-heartbeat (7)
}
-- ==================
-- EndPointDescriptor
-- ==================
-- type - daemon type
-- id - daemon id
EndPointDescriptor ::= SEQUENCE {
type [1] IA5String,
id [2] IA5String OPTIONAL,
...
}
-- =========
-- GDT Body
-- =========
-- encrypted-data - Encrypted GDT body, used only when content is encrypted (header.encryption)
-- packet-fwd - General packet forwarding, used for routing and failovers
-- filter - Filtering service, mostly used but not limited to SMS
-- data-retention - Data retention service, used for DB storage
-- general - Reserved for custom daemons and/or future use
-- conf - Configuration daemon service
-- stats - Statistical data exchange
-- auth - Authentication messages, used for daemon authentication
-- reg - Registration messages, used for daemon discovery and various registration procedures (daemons, events, etc.)
-- ntfy - Various notification/alarm/etc. messages
-- data - payload data exchange
-- routing - routing related messages
-- service-msg - service related messages
-- state-msg - statefulness related messages
Body ::= CHOICE {
encrypted-data [1] OCTET STRING,
packet-fwd [2] PacketFwdMessage,
filter [3] FilterMessage,
data-retention [4] DataRetentionMessage,
--general [5] EXPLICIT GeneralMessage,
conf [6] ConfigMessage,
stats [7] StatsMessage,
auth [8] AuthMessage,
reg [9] RegistrationMessage,
ntfy [10] NotifyMessage,
data [11] DataMessage,
routing [12] RoutingMessage,
service-msg [13] ServiceMessage,
state-msg [14] StateMessage,
...
}
-- =================================================
-- StateMessage - used by MINK statefulness library
-- =================================================
StateMessage ::= SEQUENCE {
stmch-id OCTET STRING,
state-action StateAction,
params Parameters OPTIONAL,
...
}
-- ===========
-- StateAction
-- ===========
StateAction ::= INTEGER {
sta-update (0)
}
-- ==================================================
-- ServiceMessage - used for service related messages
-- ==================================================
ServiceMessage ::= SEQUENCE {
service-id ServiceId,
service-action ServiceAction,
params Parameters OPTIONAL,
...
}
-- =========
-- ServiceId
-- =========
ServiceId ::= INTEGER {
sid-stp-routing (42),
sid-sgn-forward (43),
sid-fgn-filtering (44),
sid-security (45),
sid-pdn-filtering (46),
sid-sysagent (47)
}
-- =============
-- ServiceAction
-- =============
ServiceAction ::= INTEGER {
srvca-request (0), -- generic request
srvca-result (1), -- generic result
srvca-default (2), -- default action
srvca-na (3) -- n/a
}
-- ==================================================
-- RoutingMessage - used for routing related messages
-- ==================================================
RoutingMessage ::= SEQUENCE {
routing-action RoutingAction,
params Parameters OPTIONAL,
...
}
-- =============
-- RoutingAction
-- =============
RoutingAction ::= INTEGER {
roua-route-set (0),
roua-route-get (1),
roua-route-result (2)
}
-- ================================================================
-- RegistrationMessage - used for daemon discovery and registration
-- ================================================================
-- reg-action - registration action
-- params - registration parameters
RegistrationMessage ::= SEQUENCE {
reg-action RegistrationAction,
params Parameters OPTIONAL,
...
}
-- ==================
-- RegistrationAction
-- ==================
RegistrationAction ::= INTEGER {
ra-reg-request (0),
ra-reg-result (1)
}
-- ========================================
-- StatsMessage - Statistical data exchange
-- ========================================
-- stats-action - stats action
-- params - stats parameters
StatsMessage ::= SEQUENCE {
stats-action StatsAction,
params Parameters OPTIONAL,
...
}
-- ===========
-- StatsAction
-- ===========
StatsAction ::= INTEGER {
sa-request (0),
sa-result (1)
}
-- ============================================
-- AuthMessage - used for daemon authentication
-- ============================================
-- auth-action - authentication action
-- params - authentication parameters
AuthMessage ::= SEQUENCE {
auth-action AuthAction,
params Parameters OPTIONAL,
...
}
-- ==========
-- AuthAction
-- ==========
AuthAction ::= INTEGER {
aa-auth-request (0),
aa-auth-result (1)
}
-- ==========================================
-- DataRetentionMessage - used for DB storage
-- ==========================================
-- payload-type - payload type
-- payload - payload
-- dr-action - data retention action
-- params - data retention parameters
DataRetentionMessage ::= SEQUENCE {
payload-type PayloadType OPTIONAL,
payload OCTET STRING OPTIONAL,
dr-action DataRetentionAction,
params Parameters OPTIONAL,
...
}
-- ===================
-- DataRetentionAction
-- ===================
DataRetentionAction ::= INTEGER {
ra-store (0),
ra-delete (1),
ra-fetch (2),
ra-result (3)
}
-- =================================
-- FilterMessage - filtering service
-- =================================
-- filter-action - filter action
-- params - filter parameters
FilterMessage ::= SEQUENCE {
filter-action FilterAction,
params Parameters OPTIONAL,
...
}
-- ============
-- FilterAction
-- ============
FilterAction ::= INTEGER {
fa-filter-request (0),
fa-filter-result (1)
}
-- =================================================
-- PacketFwdMessage - used for routing and failovers
-- =================================================
-- payload-type - payload type
-- payload - payload
-- params - extra parameters
PacketFwdMessage ::= SEQUENCE {
payload-type PayloadType,
payload OCTET STRING OPTIONAL,
params Parameters OPTIONAL,
...
}
-- =================================================================
-- NotifyMessage - used for various notification/alarm/etc. messages
-- =================================================================
-- message-type - notification message type
-- message - notification message
-- params - extra notification parameters
NotifyMessage ::= SEQUENCE {
message-type NotifyMessageType,
message OCTET STRING OPTIONAL,
params Parameters OPTIONAL,
...
}
-- =================
-- NotifyMessageType
-- =================
NotifyMessageType ::= INTEGER
-- ============================================
-- DataMessage - used for payload data exchange
-- ============================================
-- type - payload type
-- payload - actual payload
-- params - extra parameters (used instead of payload or as an extra payload information)
DataMessage ::= SEQUENCE {
payload-type PayloadType,
payload OCTET STRING OPTIONAL,
params Parameters OPTIONAL,
...
}
-- ===========
-- PayloadType
-- ===========
PayloadType ::= INTEGER {
dmt-unknown (1000), -- UNKNOWN
dmt-r14p (2000), -- GDT
dmt-layer2 (0), -- General layer 2
dmt-ip (1), -- Internet Protocol (IP)
dmt-sctp (2), -- Stream Control Transmission Protocol (SCTP)
dmt-tcp (3), -- Transmission Control Protocol (TCP)
dmt-udp (4), -- User Datagram Protocol (UDP)
dmt-m3ua (5), -- MTP Level 3 (MTP3) User Adaptation Layer
dmt-m2ua (6), -- Message Transfer Part 2 User Adaptation Layer (M2UA)
dmt-mtp3 (7), -- MTP Level 3 (MTP3)
dmt-isup (8), -- ISDN User Part (ISUP)
dmt-h248 (9), -- H.248 or Megaco or Gateway Control Protocol
dmt-sccp (10), -- Signalling Connection Control Part (SCCP)
dmt-smstpdu (11), -- SMS TPDU 3GPP TS 23.040
dmt-smpp (12), -- Short Message Peer-to-Peer (SMPP)
dmt-tcap (13), -- Transaction Capabilities Application Part (TCAP)
dmt-rtp (14), -- Real-time Transport Protocol (RTP)
dmt-sip (15), -- Session Initiation Protocol (SIP)
dmt-pop3 (16), -- Post Office Protocol (POP3)
dmt-imap (17), -- Internet message access protocol (IMAP)
dmt-http (18), -- Hypertext Transfer Protocol (HTTP)
dmt-radius (19), -- Remote Authentication Dial In User Service (RADIUS)
dmt-dhcp (20), -- Dynamic Host Configuration Protocol (DHCP)
dmt-smtp (21), -- Simple Mail Transfer Protocol (SMTP)
dmt-m2pa (22), -- Message Transfer Part 2 (MTP) User Peer-to-Peer Adaptation Layer (M2PA)
dmt-mtp2 (23) -- MTP Level 2 (MTP2)
}
-- ====================================================
-- ConfigMessage - used for configuration data exchange
-- ====================================================
-- action - action required from config daemon
-- payload - result generated by config daemon, action dependant
-- params - extra parameters, optional
ConfigMessage ::= SEQUENCE {
action ConfigAction,
payload OCTET STRING OPTIONAL,
params Parameters OPTIONAL,
...
}
-- ============
-- ConfigAction
-- ============
-- ca-cfg-get - get configuration item
-- ca-cfg-set - set configuration item
-- ca-cfg-replicate - replicate to other config daemon
-- ca-cfg-ac - auto complete configuration item (mostly used by CLI service)
-- ca-cfg-user-login - user login
-- ca-cfg-user-logout - user logout
ConfigAction ::= INTEGER {
ca-cfg-get (0),
ca-cfg-set (1),
ca-cfg-replicate (2),
ca-cfg-ac (3),
ca-cfg-result (4),
ca-cfg-user-login (5),
ca-cfg-user-logout (6)
}
-- =====================================
-- Parameter - general purpose parameter
-- =====================================
-- id - parameter id
-- value - parameter value(s)
--
-- Parameter values
-- ================
-- [0] - parameter data
-- [1] - fragmentation flag (1 byte)
-- [2] - variant parameter id index (1 byte)
-- [3] - variant parameter type (1 byte)
Parameter ::= SEQUENCE {
id ParameterType,
value SEQUENCE OF OCTET STRING OPTIONAL,
...
}
-- ==========
-- Parameters
-- ==========
Parameters ::= SEQUENCE OF Parameter
-- ==============
-- PD Command Id
-- ==============
-- values specific for PD, used in pt-mink-command-id
PdCommandId ::= INTEGER {
pdci-add (1), -- add item to list
pdci-del (2), -- delete item from list
pdci-match (3) -- math item in list
}
-- ==================
-- Filter Result Type
-- ==================
FilterResultType ::= INTEGER {
frt-accept (1), -- ACCEPT
frt-drop (2) -- DROP
}
-- =============
-- ParameterType
-- =============
ParameterType ::= INTEGER {
-- User parameters (9000 - 4294967295)
-- MINK general (6000 - 6100)
pt-mink-daemon-type (6000), -- daemon type
pt-mink-daemon-id (6001), -- daemon id
pt-mink-auth-id (6002), -- authentication identification
pt-mink-auth-password (6003), -- authentication password
pt-mink-daemon-ip (6004), -- daemon ip address
pt-mink-daemon-port (6005), -- daemon port
pt-mink-daemon-description (6006), -- daemon description
pt-mink-action (6007), -- extra action
pt-mink-dpi (6008), -- deep packet inspection (DPI) flag
pt-mink-spi (6009), -- shallow/stateful packet inspection (SPI) flag
pt-mink-timestamp (6010), -- unix timestamp
pt-mink-timestamp-nsec (6011), -- unix timestamp nsec part
pt-mink-security-phase (6012), -- mink security phase
pt-mink-loop-count (6013), -- packet loop count
pt-mink-checksum (6014), -- checksum
pt-mink-timeout (6015), -- timeout
pt-mink-error (6016), -- error code
pt-mink-error-msg (6017), -- error message
pt-mink-status (6018), -- status code
pt-mink-status-msg (6019), -- status message
pt-mink-persistent-correlation (6020), -- persistent GUID
-- MINK routing (6100 - 6200)
pt-mink-routing-destination (6100), -- routing destination address
pt-mink-routing-source (6101), -- routing source address
pt-mink-routing-gateway (6102), -- routing gateway address
pt-mink-routing-interface (6103), -- routing network interface
pt-mink-routing-priority (6104), -- routing priority
pt-mink-router-status (6105), -- routing capabilities status (0/1)
pt-mink-routing-destination-type (6106), -- routing destination type
pt-mink-routing-index (6107), -- routing index
pt-mink-trunk-label (6108), -- trunk label
pt-mink-connection-type (6109), -- connection type
pt-mink-service-id (6110), -- service id
pt-mink-command-id (6111), -- command id
pt-mink-routing-sub-destination (6112), -- routing sub destination
pt-mink-routing-sub-destination-type (6113), -- routing sub destination type
pt-mink-correlation-notification (6114), -- correlation notification request
pt-mink-guid (6115), -- correlation guid
pt-mink-routing-service-id (6116), -- routing destination service id
-- MINK events (6200 - 6300)
pt-mink-event-id (6200), -- daemon event identification
pt-mink-event-description (6201), -- daemon event description
pt-mink-event-callback-id (6202), -- daemon event callback identification
pt-mink-event-callback-priority (6203), -- daemon event callback priority
-- MINK encryption (6300 - 6400)
pt-mink-enc-public-key (6300), -- public encryption key
pt-mink-enc-private-key (6301), -- private encryption key
pt-mink-enc-type (6302), -- encryption type
-- MINK statistics (6400 - 7400)
pt-mink-stats-id (6400), -- stats id
pt-mink-stats-description (6401), -- stats description
pt-mink-stats-value (6402), -- stats value
pt-mink-stats-count (6403), -- stats item count
-- MINK configuration (7400 - 7500)
pt-mink-config-param-name (7400), -- configiration parameter name
pt-mink-config-param-value (7401), -- configuration parameter value
pt-mink-config-ac-line (7402), -- line for auto completion
pt-mink-config-cfg-item-name (7403), -- config item name
pt-mink-config-cfg-item-desc (7404), -- config item description
pt-mink-config-cfg-item-ns (7405), -- config item node state
pt-mink-config-cfg-item-value (7406), -- config item committed value
pt-mink-config-cfg-item-nvalue (7407), -- config item uncommitted value
pt-mink-config-cfg-item-nt (7408), -- config item node type
pt-mink-config-cfg-cm-mode (7409), -- config mode
pt-mink-config-cfg-ac-err (7410), -- config auto completion error
pt-mink-config-cli-path (7411), -- config current cli path
pt-mink-config-cfg-line (7412), -- config line result
pt-mink-config-ac-err-count (7413), -- config auto completion error count
pt-mink-config-cfg-line-count (7414), -- config line result count
pt-mink-config-cfg-item-path (7415), -- config item path
pt-mink-config-cfg-item-notify (7416), -- config item on_change notification
pt-mink-config-cfg-item-count (7417), -- config item count
pt-mink-config-replication-line (7418), -- replication command
-- MINK sms related (7500 - 7600)
pt-mink-sms-status (7500), -- sms status
pt-mink-sms-uuid (7501), -- sms uuid
-- MINK filtering related (7600 - 7700)
pt-mink-filter-result (7600), -- filter result
pt-mink-filter-exit (7601), -- filter exit rule
pt-mink-filter-list-id (7602), -- list id
pt-mink-filter-list-label (7603), -- list label
pt-mink-filter-data (7604), -- generic filter input/output data
pt-mink-filter-data-size (7605), -- generic filter input/output data size
-- ETH header (6xx)
pt-eth-destination-mac (600), -- ETH header destination mac address
pt-eth-source-mac (601), -- ETH header source mac address
-- IP header (7xx)
pt-ip-destination-ip (700), -- IP header destination ip address
pt-ip-source-ip (701), -- IP header source ip address
-- TCP header (8xx)
pt-tcp-destination-port (800), -- TCP header destination port
pt-tcp-source-port (801), -- TCP header source port
-- UDP header (9xx)
pt-udp-destination-port (900), -- UDP header destination port
pt-udp-source-port (901), -- UDP header source port
-- SCTP header (1xxx)
pt-sctp-destination-port (1000), -- SCTP header destination port
pt-sctp-source-port (1001), -- SCTP header source port
-- TCAP and GSM MAP related (5xx)
pt-gsmmap-scoa-digits (500), -- serviceCentreAddressOA digits
pt-gsmmap-scoa-type-of-number (501), -- serviceCentreAddressOA type of number
pt-gsmmap-scoa-numbering-plan (502), -- serviceCentreAddressOA numbering plan
pt-gsmmap-scda-digits (503), -- serviceCentreAddressDA digits
pt-gsmmap-scda-type-of-number (504), -- serviceCentreAddressDA type of number
pt-gsmmap-scda-numbering-plan (505), -- serviceCentreAddressDA numbering plan
pt-gsmmap-imsi (506), -- IMSI
pt-gsmmap-msisdn-digits (507), -- MSISDN digits
pt-gsmmap-msisdn-type-of-number (508), -- MSISDN type of number
pt-gsmmap-msisdn-numbering-plan (509), -- MSISDN numbering plan
pt-tcap-source-transaction-id (510), -- TCAP Source Transaction Id
pt-tcap-destination-transaction-id (511), -- TCAP Destination Transaction Id
pt-tcap-opcode (512), -- TCAP Operation code
pt-tcap-component-type (513), -- TCAP Component type
pt-tcap-component-invoke-id (514), -- TCAP Invoke Id
pt-tcap-error-type (515), -- TCAP Error Type
pt-tcap-error-code (516), -- TCAP Error code
pt-tcap-dialogue-context-oid (517), -- TCAP Dialogue application context oid
pt-tcap-message-type (518), -- TCAP Message type
pt-gsmmap-nnn-digits (519), -- GSM MAP network node number digits
pt-gsmmap-nnn-type-of-number (520), -- GSM MAP nn type of number
pt-gsmmap-nnn-numbering-plan (521), -- GSM MAP nn numbering plan
pt-gsmmap-an-digits (522), -- GSM MAP additional number digits
pt-gsmmap-an-type-of-number (523), -- GSM MAP an type of number
pt-gsmmap-an-numbering-plan (524), -- GSM MAP an numbering plan
pt-gsmmap-sca-digits (525), -- GSM MAP service centre address digits
pt-gsmmap-sca-type-of-number (526), -- GSM MAP SCA type of number
pt-gsmmap-sca-numbering-plan (527), -- GSM MAP SCA numbering plan
pt-tcap-component-count (528), -- TCAP Component count
pt-tcap-dialogue-context-supported (529), -- TCAP Dialogue context supported
pt-tcap-component-index (530), -- TCAP Compoonent index currently processed
pt-tcap-source-transaction-id-length (531), -- TCAP Source Transaction Id length
pt-tcap-destination-transaction-id-length (532), -- TCAP Destination Transaction Id length
pt-gsmmap-version (533), -- GSM MAP version
-- GSM SMS TPDU (GSM 03.40) related (4xx)
pt-smstpdu-tp-udhi (400), -- 9.2.3.23 TP-User-Data-Header-Indicator (TP-UDHI)
pt-smstpdu-tp-sri (401), -- 9.2.3.4 TP-Status-Report-Indication (TP-SRI)
pt-smstpdu-tp-mms (402), -- 9.2.3.2 TP-More-Messages-to-Send (TP-MMS)
pt-smstpdu-tp-mti (403), -- 9.2.3.1 TP-Message-Type-Indicator (TP-MTI)
pt-smstpdu-tp-oa-type-of-number (404), -- 9.2.3.7 TP-Originating-Address (TP-OA) type of number
pt-smstpdu-tp-oa-numbering-plan (405), -- 9.2.3.7 TP-Originating-Address (TP-OA) numbering plan
pt-smstpdu-tp-oa-digits (406), -- 9.2.3.7 TP-Originating-Address (TP-OA) digits
pt-smstpdu-tp-pid (407), -- 9.2.3.9 TP-Protocol-Identifier (TP-PID)
pt-smstpdu-tp-dcs (408), -- 9.2.3.10 TP-Data-Coding-Scheme (TP-DCS)
pt-smstpdu-tp-scts (409), -- 9.2.3.11 TP-Service-Centre-Time-Stamp (TP-SCTS)
pt-smstpdu-tp-udl (410), -- 9.2.3.16 TP-User-Data-Length (TP-UDL)
pt-smstpdu-tp-ud (411), -- 9.2.3.24 TP-User Data (TP-UD)
pt-smstpdu-tp-rp (412), -- 9.2.3.17 TP-Reply-Path (TP-RP)
pt-smstpdu-tp-srr (413), -- 9.2.3.5 TP-Status-Report-Request (TP-SRR)
pt-smstpdu-tp-vpf (414), -- 9.2.3.3 TP-Validity-Period-Format (TP-VPF)
pt-smstpdu-tp-rd (415), -- 9.2.3.25 TP-Reject-Duplicates (TP-RD)
pt-smstpdu-tp-da-type-of-number (416), -- 9.2.3.8 TP-Destination-Address (TP-DA) type of number
pt-smstpdu-tp-da-numbering-plan (417), -- 9.2.3.8 TP-Destination-Address (TP-DA) numbering plan
pt-smstpdu-tp-da-digits (418), -- 9.2.3.8 TP-Destination-Address (TP-DA) digits
pt-smstpdu-tp-vp (419), -- 9.2.3.12 TP-Validity-Period (TP-VP)
pt-smstpdu-msg-id (420), -- Message Id
pt-smstpdu-msg-parts (421), -- Message parts
pt-smstpdu-msg-part (422), -- Message part
pt-smstpdu-tp-mr (423), -- Message reference
pt-smstpdu-message-class (424), -- Message class
-- SCCP related (3xx)
pt-sccp-destination-local-reference (300), -- Destination local reference
pt-sccp-source-local-reference (301), -- Source local reference
pt-sccp-called-party (302), -- Called party address
pt-sccp-calling-party (303), -- Calling party address
pt-sccp-protocol-class (304), -- Protocol class
pt-sccp-segmenting-reassembling (305), -- Segmenting/reassembling
pt-sccp-receive-sequence-number (306), -- Receive sequence number
pt-sccp-sequencing-segmenting (307), -- Sequencing/segmenting
pt-sccp-credit (308), -- Credit
pt-sccp-release-cause (309), -- Release cause
pt-sccp-return-cause (310), -- Return cause
pt-sccp-reset-cause (311), -- Reset cause
pt-sccp-error-cause (312), -- Error cause
pt-sccp-refusal-cause (313), -- Refusal cause
pt-sccp-data (314), -- Data
pt-sccp-segmentation (315), -- Segmentation
pt-sccp-hop-counter (316), -- Hop counter
pt-sccp-importance (317), -- Importance
pt-sccp-long-data (318), -- Long data
pt-sccp-called-pa-routing-indicator (319), -- Called party routing indicator
pt-sccp-called-pa-global-title-indicator (320), -- Called party global title indicator
pt-sccp-called-pa-ssn-indicator (321), -- Called party subsystem number indicator
pt-sccp-called-pa-point-code-indicator (322), -- Called party point code indicator
pt-sccp-called-pa-point-code-number (323), -- Called party point code number
pt-sccp-called-pa-subsystem-number (324), -- Called party subsystem number
pt-sccp-called-pa-gt-numbering-plan (325), -- Called party GT numbering plan
pt-sccp-called-pa-gt-encoding-scheme (326), -- Called party GT encoding scheme
pt-sccp-called-pa-gt-nature-of-address (327), -- Called party GT nature of address
pt-sccp-called-pa-gt-address (328), -- Called party GT address
pt-sccp-called-pa-gt-translation-type (329), -- Called party GT translation type
pt-sccp-calling-pa-routing-indicator (330), -- Calling party routing indicator
pt-sccp-calling-pa-global-title-indicator (331), -- Calling party global title indicator
pt-sccp-calling-pa-ssn-indicator (332), -- Calling party subsystem number indicator
pt-sccp-calling-pa-point-code-indicator (333), -- Calling party point code indicator
pt-sccp-calling-pa-point-code-number (334), -- Calling party point code number
pt-sccp-calling-pa-subsystem-number (335), -- Calling party subsystem number
pt-sccp-calling-pa-gt-numbering-plan (336), -- Calling party GT numbering plan
pt-sccp-calling-pa-gt-encoding-scheme (337), -- Calling party GT encoding scheme
pt-sccp-calling-pa-gt-nature-of-address (338), -- Calling party GT nature of address
pt-sccp-calling-pa-gt-address (339), -- Calling party GT address
pt-sccp-calling-pa-gt-translation-type (340), -- Calling party GT translation type
pt-sccp-message-type (341), -- SCCP Message type
-- M3UA related (2xx)
pt-m3ua-info-string (200), -- INFO String
pt-m3ua-routing-context (201), -- Routing Context
pt-m3ua-diagnostic-info (202), -- Diagnostic Information
pt-m3ua-heartbeat (203), -- Heartbeat Data
pt-m3ua-traffic-mode-type (204), -- Traffic Mode Type
pt-m3ua-error-code (205), -- Error Code
pt-m3ua-status (206), -- Status
pt-m3ua-asp-identifier (207), -- ASP Identifier
pt-m3ua-affected-point-code (208), -- Affected Point Code
pt-m3ua-correlation-id (209), -- Correlation ID
pt-m3ua-network-appearance (210), -- Network Appearance
pt-m3ua-user-cause (211), -- User/Cause
pt-m3ua-congestion-indications (212), -- Congestion Indications
pt-m3ua-concerned-destination (213), -- Concerned Destination
pt-m3ua-routing-key (214), -- Routing Key
pt-m3ua-registration-result (215), -- Registration Result
pt-m3ua-deregistration-result (216), -- Deregistration Result
pt-m3ua-local-routing-key-identifier (217), -- Local-Routing Key Identifier
pt-m3ua-destination-point-code (218), -- Destination Point Code
pt-m3ua-service-indicators (219), -- Service Indicators
pt-m3ua-origination-point-code-list (220), -- Originating Point Code List
pt-m3ua-circuit-range (221), -- Circuit Range
pt-m3ua-protocol-data (222), -- Protocol Data
pt-m3ua-protocol-data-service-indicator (223), -- Protocol Data service indicator (SI)
pt-m3ua-protocol-data-network-indicator (224), -- Protocol Data network indicator (NI)
pt-m3ua-protocol-data-message-priority (225), -- Protocol Data message priority (MP)
pt-m3ua-protocol-data-destination-point-code (226), -- Protocol Data destination point code (DPC)
pt-m3ua-protocol-data-originating-point-code (227), -- Protocol Data originating point code (OPC)
pt-m3ua-protocol-data-signalling-link-selection-code (228), -- Protocol Data signalling link selection code (SLS)
pt-m3ua-registration-status (229), -- Registration Status
pt-m3ua-deregistration-status (230), -- Deregistration Status
pt-m3ua-header-data (231), -- M3UA header raw data
pt-m3ua-as-label (232), -- Application server (AS) label
pt-m3ua-asp-label (233) -- Application server process (ASP) label
}
-- ==============================================================
-- GeneralMessage - reserved for custom daemons and/or future use
-- ==============================================================
-- reserved for future use and/or custom daemons
GeneralMessage ::= ANY
-- =======
-- HopInfo
-- =======
-- current-hop - current hop
-- max-hops - max hops
HopInfo ::= SEQUENCE {
current-hop [1] INTEGER,
max-hops [2] INTEGER,
...
}
-- =========
-- ErrorCode
-- =========
ErrorCode ::= INTEGER {
err-ok (0),
err-out-of-sequence (1),
err-unknown-sequence (2),
err-unsupported-version (3),
err-timeout (4),
err-unknown-route (5),
err-routing-not-supported (6),
err-max-hops-exceeded (7),
err-unknown-error (255)
}
-- ============
-- GDT Message
-- ============
-- header - packet header
-- body - packet body
GDTMessage ::= SEQUENCE {
header Header,
body Body OPTIONAL,
...
}
-- ================================================================================================================
-- EncryptionInfo
-- ================================================================================================================
-- enc-type - cipher type
-------------------------------------------------------------------------------------------------------------------
-- base64 - Base64 Encoding
-- bf bf-cbc bf-cfb bf-ecb bf-ofb - Blowfish Cipher
-- cast cast-cbc - CAST Cipher
-- cast5-cbc cast5-cfb cast5-ecb cast5-ofb - CAST5 Cipher
-- des des-cbc des-cfb des-ecb des-ede des-ede-cbc des-ede-cfb des-ede-ofb des-ofb - DES Cipher
-- des3 desx des-ede3 des-ede3-cbc des-ede3-cfb des-ede3-ofb - Triple-DES Cipher
-- idea idea-cbc idea-cfb idea-ecb idea-ofb - IDEA Cipher
-- rc2 rc2-cbc rc2-cfb rc2-ecb rc2-ofb - RC2 Cipher
-- rc4 - RC4 Cipher
-- rc5 rc5-cbc rc5-cfb rc5-ecb rc5-ofb - RC5 Cipher
-------------------------------------------------------------------------------------------------------------------
-- params - cipher related parameters
-------------------------------------------------------------------------------------------------------------------
EncryptionInfo ::= SEQUENCE {
enc-type OCTET STRING,
params Parameters OPTIONAL,
...
}
END

30
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@ -0,0 +1,30 @@
# gdt.cnf
# GDT conformation file
# $Id$
#.MODULE_IMPORT
#.EXPORTS
#.PDU
GDTMessage
#.NO_EMIT
#.OMIT_ASSIGNMENT
GeneralMessage
FilterResultType
PdCommandId
#.TYPE_RENAME
#.FIELD_RENAME
EndPointDescriptor/id end_point_id
Parameter/id parameter_type_id
#.FIELD_ATTR
EndPointDescriptor/id ABBREV=end_point_id
Parameter/id ABBREV=parameter_type_id
#.END

92
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@ -0,0 +1,92 @@
/* packet-gdt-template.c
*
* Copyright 2022, Damir Franusic <damir.franusic@gmail.com>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
# include "config.h"
#include <glib.h>
#include <epan/packet.h>
#include <epan/conversation.h>
#include <epan/sctpppids.h>
#include <stdio.h>
#include <string.h>
#include "packet-ber.h"
#include "packet-gdt.h"
#define PNAME "Generic Data Transfer Protocol"
#define PSNAME "GDT"
#define PFNAME "gdt"
/* Initialize the protocol and registered fields */
static int proto_gdt = -1;
static dissector_handle_t gdt_handle = NULL;
#include "packet-gdt-hf.c"
/* Initialize the subtree pointers */
static int ett_gdt = -1;
#include "packet-gdt-ett.c"
#include "packet-gdt-fn.c"
static int dissect_gdt(tvbuff_t *tvb,
packet_info *pinfo,
proto_tree *tree,
void *data _U_) {
proto_item *gdt_item = NULL;
proto_tree *gdt_tree = NULL;
/* make entry in the Protocol column on summary display */
col_set_str(pinfo->cinfo, COL_PROTOCOL, PNAME);
/* create the gdt protocol tree */
if (tree) {
gdt_item = proto_tree_add_item(tree, proto_gdt, tvb, 0, -1, FALSE);
gdt_tree = proto_item_add_subtree(gdt_item, ett_gdt);
dissect_GDTMessage_PDU(tvb, pinfo, gdt_tree, 0);
}
return tvb_captured_length(tvb);
}
/*--- proto_register_gdt ----------------------------------------------*/
void proto_register_gdt(void) {
/* List of fields */
static hf_register_info hf[] = {
#include "packet-gdt-hfarr.c"
};
/* List of subtrees */
static gint *ett[] = {
&ett_gdt,
#include "packet-gdt-ettarr.c"
};
/* Register protocol */
proto_gdt = proto_register_protocol(PNAME, PSNAME, PFNAME);
/* Register fields and subtrees */
proto_register_field_array(proto_gdt, hf, array_length(hf));
proto_register_subtree_array(ett, array_length(ett));
}
/*--- proto_reg_handoff_gdt -------------------------------------------*/
void proto_reg_handoff_gdt(void) {
static gboolean initialized = FALSE;
if (!initialized) {
gdt_handle = create_dissector_handle(dissect_gdt, proto_gdt);
dissector_add_for_decode_as("sctp.ppi", gdt_handle);
dissector_add_uint("sctp.ppi", GDT_PROTOCOL_ID, gdt_handle);
initialized = TRUE;
}
}

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/* packet-gdt-template.h
*
* Copyright 2022, Damir Franusic <damir.franusic@gmail.com>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef PACKET_GDT_H
#define PACKET_GDT_H
void proto_register_gdt(void);
void proto_reg_handoff_gdt(void);
#endif /* PACKET_GDT_H */

1316
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27
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@ -0,0 +1,27 @@
/* Do not modify this file. Changes will be overwritten. */
/* Generated automatically by the ASN.1 to Wireshark dissector compiler */
/* packet-gdt.h */
/* asn2wrs.py -b -p gdt -c ./gdt.cnf -s ./packet-gdt-template -D . -O ../.. gdt.asn */
/* Input file: packet-gdt-template.h */
#line 1 "./asn1/gdt/packet-gdt-template.h"
/* packet-gdt-template.h
*
* Copyright 2022, Damir Franusic <damir.franusic@gmail.com>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* SPDX-License-Identifier: GPL-2.0-or-later
*/
#ifndef PACKET_GDT_H
#define PACKET_GDT_H
void proto_register_gdt(void);
void proto_reg_handoff_gdt(void);
#endif /* PACKET_GDT_H */

2
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@ -73,7 +73,7 @@ static const value_string sctp_payload_proto_id_values[] = {
{ DIAMETER_PROTOCOL_ID, "DIAMETER" },
{ DIAMETER_DTLS_PROTOCOL_ID, "DIAMETER over DTLS" },
{ R14P_BER_PROTOCOL_ID, "R14P" },
{ 49, "Unassigned" }, /* Unassigned 49 */
{ GDT_PROTOCOL_ID, "Generic Data Transfer Protocol (GDT)" },
{ WEBRTC_DCEP_PROTOCOL_ID, "WebRTC Control" },
{ WEBRTC_STRING_PAYLOAD_PROTOCOL_ID, "WebRTC String" },
{ WEBRTC_BINARY_PARTIAL_PAYLOAD_PROTOCOL_ID, "WebRTC Binary Partial (Deprecated)" },

2
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@ -70,7 +70,7 @@
#define DIAMETER_PROTOCOL_ID 46
#define DIAMETER_DTLS_PROTOCOL_ID 47
#define R14P_BER_PROTOCOL_ID 48
/* Unassigned 49 */
#define GDT_PROTOCOL_ID 49
#define WEBRTC_DCEP_PROTOCOL_ID 50
#define WEBRTC_STRING_PAYLOAD_PROTOCOL_ID 51
#define WEBRTC_BINARY_PARTIAL_PAYLOAD_PROTOCOL_ID 52