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-rw-r--r--lib/mpls.h9
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/mpls.h b/lib/mpls.h
index 8889868970..5a67b915d1 100644
--- a/lib/mpls.h
+++ b/lib/mpls.h
@@ -169,4 +169,13 @@ label2str (mpls_label_t label, char *buf, int len)
return(buf);
}
+/* constants used by ldpd */
+#define MPLS_LABEL_IPV4NULL 0 /* IPv4 Explicit NULL Label */
+#define MPLS_LABEL_RTALERT 1 /* Router Alert Label */
+#define MPLS_LABEL_IPV6NULL 2 /* IPv6 Explicit NULL Label */
+#define MPLS_LABEL_IMPLNULL 3 /* Implicit NULL Label */
+/* MPLS_LABEL_RESERVED 4-15 */ /* Values 4-15 are reserved */
+#define MPLS_LABEL_RESERVED_MAX 15
+#define MPLS_LABEL_MAX ((1 << 20) - 1)
+
#endif