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QUIC: Display GREASE version.. 

Change-Id: I1005bbaf528e91dd8244fb94a0530d9152db38a0
Reviewed-on: https://code.wireshark.org/review/25691
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
This commit is contained in:
Alexis La Goutte 2018-02-08 15:06:39 +01:00
parent 9f2dff98f6
commit d11f43a30e
1 changed files with 6 additions and 1 deletions
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7
epan/dissectors/packet-quic.c
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@ -942,6 +942,8 @@ dissect_quic_short_header(tvbuff_t *tvb, packet_info *pinfo, proto_tree *quic_tr
static int
dissect_quic_version_negotiation(tvbuff_t *tvb, packet_info *pinfo, proto_tree *quic_tree, guint offset, quic_info_data_t *quic_info _U_){
guint64 cid;
guint32 supported_version;
proto_item *ti;
proto_tree_add_item(quic_tree, hf_quic_vn_unused, tvb, offset, 1, ENC_NA);
offset += 1;
@ -957,7 +959,10 @@ dissect_quic_version_negotiation(tvbuff_t *tvb, packet_info *pinfo, proto_tree *
/* Supported Version */
while(tvb_reported_length_remaining(tvb, offset) > 0){
proto_tree_add_item(quic_tree, hf_quic_supported_version, tvb, offset, 4, ENC_BIG_ENDIAN);
ti = proto_tree_add_item_ret_uint(quic_tree, hf_quic_supported_version, tvb, offset, 4, ENC_BIG_ENDIAN, &supported_version);
if ((supported_version & 0x0F0F0F0F) == 0x0a0a0a0a) {
proto_item_append_text(ti, " (GREASE)");
}
offset += 4;
}