Return to bfd.h CVS log

Up to [ELWIX - Embedded LightWeight unIX -] / embedaddon / bird2 / nest

Annotation of embedaddon/bird2/nest/bfd.h, revision 1.1.1.1

1.1       misho       1: /*
                      2:  *     BIRD -- Bidirectional Forwarding Detection (BFD)
                      3:  *
                      4:  *     Can be freely distributed and used under the terms of the GNU GPL.
                      5:  */
                      6: 
                      7: #ifndef _BIRD_NBFD_H_
                      8: #define _BIRD_NBFD_H_
                      9: 
                     10: #include "lib/lists.h"
                     11: #include "lib/resource.h"
                     12: 
                     13: struct bfd_session;
                     14: 
                     15: struct bfd_request {
                     16:   resource r;
                     17:   node n;
                     18: 
                     19:   ip_addr addr;
                     20:   ip_addr local;
                     21:   struct iface *iface;
                     22:   struct iface *vrf;
                     23: 
                     24:   void (*hook)(struct bfd_request *);
                     25:   void *data;
                     26: 
                     27:   struct bfd_session *session;
                     28: 
                     29:   u8 state;
                     30:   u8 diag;
                     31:   u8 old_state;
                     32:   u8 down;
                     33: };
                     34: 
                     35: 
                     36: #define BFD_STATE_ADMIN_DOWN   0
                     37: #define BFD_STATE_DOWN         1
                     38: #define BFD_STATE_INIT         2
                     39: #define BFD_STATE_UP           3
                     40: 
                     41: 
                     42: #ifdef CONFIG_BFD
                     43: 
                     44: 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);
                     45: 
                     46: static inline void cf_check_bfd(int use UNUSED) { }
                     47: 
                     48: #else
                     49: 
                     50: 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; }
                     51: 
                     52: static inline void cf_check_bfd(int use) { if (use) cf_error("BFD not available"); }
                     53: 
                     54: #endif /* CONFIG_BFD */
                     55: 
                     56: 
                     57: 
                     58: #endif /* _BIRD_NBFD_H_ */