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diff --git a/lib/iana_afi.h b/lib/iana_afi.h
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+/*
+ * iana_afi and safi definitions.
+ * Copyright (C) 2018-2019 Cumulus Networks, Inc.
+ * Donald Sharp
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; see the file COPYING; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+#ifndef __IANA_AFI_H__
+
+#include <prefix.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/*
+ * The above AFI and SAFI definitions are for internal use. The protocol
+ * definitions (IANA values) as for example used in BGP protocol packets
+ * are defined below and these will get mapped to/from the internal values
+ * in the appropriate places.
+ * The rationale is that the protocol (IANA) values may be sparse and are
+ * not optimal for use in data-structure sizing.
+ * Note: Only useful (i.e., supported) values are defined below.
+ */
+typedef enum {
+ IANA_AFI_RESERVED = 0,
+ IANA_AFI_IPV4 = 1,
+ IANA_AFI_IPV6 = 2,
+ IANA_AFI_L2VPN = 25,
+} iana_afi_t;
+
+typedef enum {
+ IANA_SAFI_RESERVED = 0,
+ IANA_SAFI_UNICAST = 1,
+ IANA_SAFI_MULTICAST = 2,
+ IANA_SAFI_LABELED_UNICAST = 4,
+ IANA_SAFI_ENCAP = 7,
+ IANA_SAFI_EVPN = 70,
+ IANA_SAFI_MPLS_VPN = 128,
+ IANA_SAFI_FLOWSPEC = 133
+} iana_safi_t;
+
+static inline afi_t afi_iana2int(iana_afi_t afi)
+{
+ switch (afi) {
+ case IANA_AFI_IPV4:
+ return AFI_IP;
+ case IANA_AFI_IPV6:
+ return AFI_IP6;
+ case IANA_AFI_L2VPN:
+ return AFI_L2VPN;
+ default:
+ return AFI_MAX;
+ }
+}
+
+static inline iana_afi_t afi_int2iana(afi_t afi)
+{
+ switch (afi) {
+ case AFI_IP:
+ return IANA_AFI_IPV4;
+ case AFI_IP6:
+ return IANA_AFI_IPV6;
+ case AFI_L2VPN:
+ return IANA_AFI_L2VPN;
+ default:
+ return IANA_AFI_RESERVED;
+ }
+}
+
+static inline const char *iana_afi2str(iana_afi_t afi)
+{
+ return afi2str(afi_iana2int(afi));
+}
+
+static inline safi_t safi_iana2int(iana_safi_t safi)
+{
+ switch (safi) {
+ case IANA_SAFI_UNICAST:
+ return SAFI_UNICAST;
+ case IANA_SAFI_MULTICAST:
+ return SAFI_MULTICAST;
+ case IANA_SAFI_MPLS_VPN:
+ return SAFI_MPLS_VPN;
+ case IANA_SAFI_ENCAP:
+ return SAFI_ENCAP;
+ case IANA_SAFI_EVPN:
+ return SAFI_EVPN;
+ case IANA_SAFI_LABELED_UNICAST:
+ return SAFI_LABELED_UNICAST;
+ case IANA_SAFI_FLOWSPEC:
+ return SAFI_FLOWSPEC;
+ default:
+ return SAFI_MAX;
+ }
+}
+
+static inline iana_safi_t safi_int2iana(safi_t safi)
+{
+ switch (safi) {
+ case SAFI_UNICAST:
+ return IANA_SAFI_UNICAST;
+ case SAFI_MULTICAST:
+ return IANA_SAFI_MULTICAST;
+ case SAFI_MPLS_VPN:
+ return IANA_SAFI_MPLS_VPN;
+ case SAFI_ENCAP:
+ return IANA_SAFI_ENCAP;
+ case SAFI_EVPN:
+ return IANA_SAFI_EVPN;
+ case SAFI_LABELED_UNICAST:
+ return IANA_SAFI_LABELED_UNICAST;
+ case SAFI_FLOWSPEC:
+ return IANA_SAFI_FLOWSPEC;
+ default:
+ return IANA_SAFI_RESERVED;
+ }
+}
+
+static inline const char *iana_safi2str(iana_safi_t safi)
+{
+ return safi2str(safi_iana2int(safi));
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif