LDP: add support for the Typed Wildcard FEC Capability TLV as per RFC 5918

[tcpdump] / print-ldp.c

diff --git a/print-ldp.c b/print-ldp.c
index 3792a4719268738b233d3035a8f7de4453982405..f09c5a6e84a63219372324eba55a23cd46706904 100644 (file)
--- a/print-ldp.c
+++ b/print-ldp.c
@@ -142,6 +142,7 @@ static const struct tok ldp_msg_values[] = {
 #define        LDP_TLV_ATM_SESSION_PARM     0x0501
 #define        LDP_TLV_FR_SESSION_PARM      0x0502
 #define LDP_TLV_FT_SESSION          0x0503
+#define LDP_TLV_TYPED_WC_FEC_CAP     0x050b /* rfc 5918 */
 #define        LDP_TLV_LABEL_REQUEST_MSG_ID 0x0600
 #define LDP_TLV_MTU                  0x0601 /* rfc 3988 */
 #define LDP_TLV_DUAL_STACK_CAP       0x0701 /* rfc 7552 */
@@ -166,6 +167,7 @@ static const struct tok ldp_tlv_values[] = {
     { LDP_TLV_ATM_SESSION_PARM,      "ATM Session Parameters" },
     { LDP_TLV_FR_SESSION_PARM,       "Frame-Relay Session Parameters" },
     { LDP_TLV_FT_SESSION,            "Fault-Tolerant Session Parameters" },
+    { LDP_TLV_TYPED_WC_FEC_CAP,      "Typed Wildcard FEC Capability" },
     { LDP_TLV_LABEL_REQUEST_MSG_ID,  "Label Request Message ID" },
     { LDP_TLV_MTU,                   "MTU" },
     { LDP_TLV_DUAL_STACK_CAP,        "Dual-Stack Capability" },
@@ -559,6 +561,11 @@ ldp_tlv_print(netdissect_options *ndo,
            ND_PRINT(", Recovery Time: %ums", ui);
        break;
 
+    case LDP_TLV_TYPED_WC_FEC_CAP:
+       TLV_TCHECK(1);
+       ND_PRINT("\n\t      %s", GET_U_1(tptr)&0x80 ? "Support" : "No Support");
+       break;
+
     case LDP_TLV_MTU:
        TLV_TCHECK(2);
        ND_PRINT("\n\t      MTU: %u", GET_BE_U_2(tptr));