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LDP: Add Entropy Label Capability TLV 

s. https://tools.ietf.org/html/rfc6790#section-5.1

Bug: 13584
Change-Id: I1271b154960d7c46f9d0776a431beab3290c2871
Reviewed-on: https://code.wireshark.org/review/21007
Petri-Dish: Michael Mann <mmann78@netscape.net>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Michael Mann <mmann78@netscape.net>
This commit is contained in:
Uli Heilmeier 2017-04-10 20:18:27 +02:00 committed by Michael Mann
parent 14ba81598d
commit 069c15ccb9
1 changed files with 9 additions and 0 deletions
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9
epan/dissectors/packet-ldp.c
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@ -358,6 +358,7 @@ static gboolean ldp_desegment = TRUE;
#define TLV_ATM_LABEL 0x0201
#define TLV_FRAME_LABEL 0x0202
#define TLV_FT_PROTECTION 0x0203
#define TLV_ENTROPY_LABEL 0x0206
#define TLV_STATUS 0x0300
#define TLV_EXTENDED_STATUS 0x0301
#define TLV_RETURNED_PDU 0x0302
@ -434,6 +435,7 @@ static const value_string tlv_type_names[] = {
{ TLV_ATM_LABEL, "ATM Label TLV"},
{ TLV_FRAME_LABEL, "Frame Label TLV"},
{ TLV_FT_PROTECTION, "FT Protection TLV"},
{ TLV_ENTROPY_LABEL, "Entropy Label Capability TLV"},
{ TLV_STATUS, "Status TLV"},
{ TLV_EXTENDED_STATUS, "Extended Status TLV"},
{ TLV_RETURNED_PDU, "Returned PDU TLV"},
@ -2425,6 +2427,13 @@ dissect_tlv(tvbuff_t *tvb, packet_info *pinfo, guint offset, proto_tree *tree, i
offset + 4,length, ENC_BIG_ENDIAN);
break;
case TLV_ENTROPY_LABEL:
if( length != 0 ) /* Length must be 0 bytes */
proto_tree_add_expert_format(tlv_tree, pinfo, &ei_ldp_tlv_fec_len, tvb, offset + 4, length,
"Error processing Entropy Label Capability TLV: length is %d, should be 0",
length);
break;
case TLV_STATUS:
dissect_tlv_status(tvb, pinfo, offset + 4, tlv_tree, length);
break;