BFD: Support for VRFs

Allow multiple BFD instances in separate VRFs, dispatch BFD requests
according to VRFs.

Thanks to Alexander Zubkov for notice and patches.

1 files changed, 3 insertions, 2 deletions

diff --git a/nest/bfd.h b/nest/bfd.h
index 04d6c001..36add991 100644
--- a/nest/bfd.h
+++ b/nest/bfd.h
@@ -19,6 +19,7 @@ struct bfd_request {
   ip_addr addr;
   ip_addr local;
   struct iface *iface;
+  struct iface *vrf;
 
   void (*hook)(struct bfd_request *);
   void *data;
@@ -40,13 +41,13 @@ struct bfd_request {
 
 #ifdef CONFIG_BFD
 
-struct bfd_request * bfd_request_session(pool *p, ip_addr addr, ip_addr local, struct iface *iface, void (*hook)(struct bfd_request *), void *data);
+struct bfd_request * bfd_request_session(pool *p, ip_addr addr, ip_addr local, struct iface *iface, struct iface *vrf, void (*hook)(struct bfd_request *), void *data);
 
 static inline void cf_check_bfd(int use UNUSED) { }
 
 #else
 
-static inline struct bfd_request * bfd_request_session(pool *p UNUSED, ip_addr addr UNUSED, ip_addr local UNUSED, struct iface *iface UNUSED, void (*hook)(struct bfd_request *) UNUSED, void *data UNUSED) { return NULL; }
+static inline struct bfd_request * bfd_request_session(pool *p UNUSED, ip_addr addr UNUSED, ip_addr local UNUSED, struct iface *iface UNUSED, struct iface *vrf UNUSED, void (*hook)(struct bfd_request *) UNUSED, void *data UNUSED) { return NULL; }
 
 static inline void cf_check_bfd(int use) { if (use) cf_error("BFD not available"); }