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NAS-5GS: Update comment in Route selection descriptor content.

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Anders Broman 2022-08-11 08:52:00 +02:00 committed by A Wireshark GitLab Utility
parent 414dab7396
commit 903a5a74ee
1 changed files with 6 additions and 5 deletions
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11
epan/dissectors/packet-nas_5gs.c
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@ -1,7 +1,7 @@
/* packet-nas_5gs.c
* Routines for Non-Access-Stratum (NAS) protocol for 5G System (5GS) dissection
*
* Copyright 2018-2020, Anders Broman <anders.broman@ericsson.com>
* Copyright 2018-2022, Anders Broman <anders.broman@ericsson.com>
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
@ -7638,10 +7638,11 @@ de_nas_5gs_ursp_r_sel_desc(tvbuff_t* tvb, packet_info* pinfo, proto_tree* tree)
offset++;
break;
case 0x02: /* S-NSSAI type*/
/* For "S-NSSAI type", the route selection descriptor component value field shall be encoded as a
* sequence of a one octet S-NSSAI length field and an S-NSSAI value field of a variable size.
* The S-NSSAI value shall be encoded as the value part of the S-NSSAI information element defined
* in clause 9.11.2.8 of 3GPP TS 24.501 */
/* For "S-NSSAI type", the route selection descriptor component value field shall be
* encoded as a sequence of a one octet S-NSSAI length field and an S-NSSAI value
* field of a variable size. The S-NSSAI value shall be encoded as the value part of the
* S-NSSAI information element defined in clause 9.11.2.8 of 3GPP TS 24.501 [11], without
* the mapped HPLMN SST field and without the mapped HPLMN SD field. */
proto_tree_add_item_ret_uint(tree, hf_nas_5gs_mm_len_of_mapped_s_nssai, tvb, offset, 1, ENC_BIG_ENDIAN, &length);
offset++;
de_nas_5gs_cmn_s_nssai(tvb, tree, pinfo, offset, length, NULL, 0);