forked from osmocom/wireshark
RLC-NR: initial dissector submission based on v15.0.0
Change-Id: If469bb8d1c86462238bc363a5794da935c74bb1e Reviewed-on: https://code.wireshark.org/review/26474 Reviewed-by: Pascal Quantin <pascal.quantin@gmail.com> Petri-Dish: Pascal Quantin <pascal.quantin@gmail.com> Tested-by: Petri Dish Buildbot Reviewed-by: Martin Mathieson <martin.r.mathieson@googlemail.com>
This commit is contained in:
Pascal Quantin
Alexis La Goutte
parent
d1c1348601
commit
86cf7e7169
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@ -118,6 +118,7 @@ Lustre Filesystem
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Nano / RaiBlocks Cryptocurrency Protocol (UDP)
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Network Functional Application Platform Interface (NFAPI) Protocol
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New Radio Radio Resource Control protocol
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New Radio Radio Link Control protocol
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NXP 802.15.4 Sniffer Protocol
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PFCP (Packet Forwarding Control Protocol)
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Protobuf (Protocol Buffers)
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@ -485,6 +485,7 @@ set(DISSECTOR_PUBLIC_HEADERS
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packet-rdt.h
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packet-reload.h
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packet-rlc-lte.h
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packet-rlc-nr.h
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packet-rmi.h
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packet-rmt-common.h
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packet-rohc.h
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@ -1538,6 +1539,7 @@ set(DISSECTOR_SRC
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${CMAKE_CURRENT_SOURCE_DIR}/packet-rip.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-ripng.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-rlc-lte.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-rlc-nr.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-rlm.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-rlogin.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-rmcp.c
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@ -1159,6 +1159,7 @@ DISSECTOR_SRC = \
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packet-rip.c \
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packet-ripng.c \
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packet-rlc-lte.c \
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packet-rlc-nr.c \
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packet-rlm.c \
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packet-rlogin.c \
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packet-rmcp.c \
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@ -1742,6 +1743,7 @@ DISSECTOR_INCLUDES = \
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packet-rdt.h \
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packet-reload.h \
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packet-rlc-lte.h \
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packet-rlc-nr.h \
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packet-rmi.h \
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packet-rmt-common.h \
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packet-rohc.h \
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File diff suppressed because it is too large
Load Diff
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@ -0,0 +1,108 @@
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/* packet-rlc-nr.h
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*
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* Pascal Quantin
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#ifndef PACKET_RLC_NR_H
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#define PACKET_RLC_NR_H
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/* rlcMode */
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#define RLC_TM_MODE 1
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#define RLC_UM_MODE 2
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#define RLC_AM_MODE 4
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/* direction */
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#define DIRECTION_UPLINK 0
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#define DIRECTION_DOWNLINK 1
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/* bearerType */
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#define BEARER_TYPE_CCCH 1
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#define BEARER_TYPE_BCCH_BCH 2
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#define BEARER_TYPE_PCCH 3
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#define BEARER_TYPE_SRB 4
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#define BEARER_TYPE_DRB 5
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#define BEARER_TYPE_BCCH_DL_SCH 6
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/* sequenceNumberLength */
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#define TM_SN_LENGTH_0_BITS 0
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#define UM_SN_LENGTH_6_BITS 6
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#define UM_SN_LENGTH_12_BITS 12
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#define AM_SN_LENGTH_12_BITS 12
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#define AM_SN_LENGTH_18_BITS 18
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/* Info attached to each NR RLC frame */
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typedef struct rlc_nr_info
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{
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guint8 rlcMode;
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guint8 direction;
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guint8 sequenceNumberLength;
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guint16 ueid;
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guint16 bearerType;
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guint16 bearerId;
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guint16 pduLength;
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} rlc_nr_info;
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/*****************************************************************/
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/* UDP framing format */
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/* ----------------------- */
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/* Several people have asked about dissecting RLC by framing */
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/* PDUs over IP. A suggested format over UDP has been defined */
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/* and implemented by this dissector, using the definitions */
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/* below. */
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/* */
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/* A heuristic dissector (enabled by a preference) will */
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/* recognise a signature at the beginning of these frames. */
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/*****************************************************************/
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/* Signature. Rather than try to define a port for this, or make the
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port number a preference, frames will start with this string (with no
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terminating NULL */
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#define RLC_NR_START_STRING "rlc-nr"
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/* Fixed field. This is followed by the following 2 mandatory field:
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- rlcMode (1 byte)
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- sequenceNumberLength (1 byte)
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(where the allowed values are defined above) */
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/* Optional fields. Attaching this info to frames will allow you
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to show you display/filter/plot/add-custom-columns on these fields, so should
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be added if available.
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The format is to have the tag, followed by the value (there is no length field,
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it's implicit from the tag) */
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#define RLC_NR_DIRECTION_TAG 0x02
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/* 1 byte */
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#define RLC_NR_UEID_TAG 0x03
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/* 2 bytes, network order */
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#define RLC_NR_BEARER_TYPE_TAG 0x04
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/* 1 byte */
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#define RLC_NR_BEARER_ID_TAG 0x05
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/* 1 byte */
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/* RLC PDU. Following this tag comes the actual RLC PDU (there is no length, the PDU
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continues until the end of the frame) */
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#define RLC_NR_PAYLOAD_TAG 0x01
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#endif
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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