Merge pull request #1654 from mkanjari/evpn-symm-routing-enhancements

Evpn symmetric routing enhancements

1 files changed, 28 insertions, 1 deletions

diff --git a/lib/vrf.h b/lib/vrf.h
index 7e625769e7..99c048c702 100644
--- a/lib/vrf.h
+++ b/lib/vrf.h
@@ -75,7 +75,8 @@ struct vrf {
 
 	/* Zebra internal VRF status */
 	u_char status;
-#define VRF_ACTIVE     (1 << 0)
+#define VRF_ACTIVE     (1 << 0) /* VRF is up in kernel */
+#define VRF_CONFIGURED (1 << 1) /* VRF has some FRR configuration */
 
 	/* Interfaces belonging to this VRF */
 	struct if_name_head ifaces_by_name;
@@ -120,6 +121,32 @@ extern vrf_id_t vrf_name_to_id(const char *);
 	} while (0)
 
 /*
+ * Check whether the VRF is enabled.
+ */
+static inline int vrf_is_enabled(struct vrf *vrf)
+{
+	return vrf && CHECK_FLAG(vrf->status, VRF_ACTIVE);
+}
+
+/* check if the vrf is user configured */
+static inline int vrf_is_user_cfged(struct vrf *vrf)
+{
+	return vrf && CHECK_FLAG(vrf->status, VRF_CONFIGURED);
+}
+
+/* Mark that VRF has user configuration */
+static inline void vrf_set_user_cfged(struct vrf *vrf)
+{
+	SET_FLAG(vrf->status, VRF_CONFIGURED);
+}
+
+/* Mark that VRF no longer has any user configuration */
+static inline void vrf_reset_user_cfged(struct vrf *vrf)
+{
+	UNSET_FLAG(vrf->status, VRF_CONFIGURED);
+}
+
+/*
  * Utilities to obtain the user data
  */