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PCEP: Implement dissection of ASSOC-Type-list TLV (Type 35)

This commit is contained in:
Oscar Gonzalez de Dios 2021-06-30 07:52:20 -04:00 committed by Wireshark GitLab Utility
parent 5ba8139852
commit 67bf076189
1 changed files with 19 additions and 1 deletions
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20
epan/dissectors/packet-pcep.c
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@ -1438,13 +1438,23 @@ static const value_string pcep_p2mp_leaf_type_vals[] = {
{0, NULL }
};
/* Association Type Fields. */
static const value_string pcep_association_type_field_vals[] = {
{0, "Reserved"}, /* RFC 8697*/
{1, "Path Protection Association"}, /* RFC 8745 */
{0, "Disjoint Association"}, /* RFC 8800 */
{0, "Policy Association"}, /* RFC 9005 */
{0, "Single-Sided Bidirectional LSP Association"}, /* RFC 9059 */
{0, "Double-Sided Bidirectional LSP Association"}, /* RFC 9059 */
{0, "SR Policy Association"}, /* TEMPORARY registered 2021-03-30 expires 2022-03-30 draft-ietf-pce-segment-routing-policy-cp-04 */
};
#define OBJ_HDR_LEN 4 /* length of object header */
static void
dissect_pcep_tlvs(proto_tree *pcep_obj, tvbuff_t *tvb, int offset, gint length, gint ett_pcep_obj)
{
proto_tree *tlv;
guint16 tlv_length, tlv_type, of_code;
guint16 tlv_length, tlv_type, of_code, assoc_type;
int i, j;
int padding = 0;
@ -1597,6 +1607,14 @@ dissect_pcep_tlvs(proto_tree *pcep_obj, tvbuff_t *tvb, int offset, gint length,
}
break;
case 35: /* ASSOC-Type-List TLV */
for (i=0; i<tlv_length/2; i++) {
assoc_type = tvb_get_ntohs(tvb, offset+4+j+i*2);
proto_tree_add_uint_format(tlv, hf_pcep_association_type, tvb, offset+4+j+i*2, 2, assoc_type, "Assoc-Type #%d: %s (%u)",
i+1, val_to_str_const(assoc_type, pcep_association_type_field_vals, "Unknown"), assoc_type);
}
break;
case 40: /* SRCPAG-INFO TLV */
proto_tree_add_item(tlv, hf_pcep_srcpag_info_color, tvb, offset + 4 + j, 4, ENC_BIG_ENDIAN);
proto_tree_add_item(tlv, hf_pcep_srcpag_info_destination_endpoint, tvb, offset + 4 + j + 4, 4, ENC_NA);