Merge commit 'origin/bfd'

4 files changed, 70 insertions, 7 deletions

diff --git a/nest/bfd.h b/nest/bfd.h
new file mode 100644
index 00000000..79c3c921
--- /dev/null
+++ b/nest/bfd.h
@@ -0,0 +1,51 @@
+/*
+ *	BIRD -- Bidirectional Forwarding Detection (BFD)
+ *
+ *	Can be freely distributed and used under the terms of the GNU GPL.
+ */
+
+#ifndef _BIRD_NBFD_H_
+#define _BIRD_NBFD_H_
+
+#include "lib/lists.h"
+#include "lib/resource.h"
+
+struct bfd_session;
+
+struct bfd_request {
+  resource r;
+  node n;
+
+  ip_addr addr;
+  ip_addr local;
+  struct iface *iface;
+
+  void (*hook)(struct bfd_request *);
+  void *data;
+
+  struct bfd_session *session;
+
+  u8 state;
+  u8 diag;
+  u8 old_state;
+  u8 down;
+};
+
+
+#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);
+
+static inline void cf_check_bfd(int use) { }
+
+#else
+
+static inline struct bfd_request * bfd_request_session(pool *p, ip_addr addr, ip_addr local, struct iface *iface, void (*hook)(struct bfd_request *), void *data) { return NULL; }
+
+static inline void cf_check_bfd(int use) { if (use) cf_error("BFD not available"); }
+
+#endif /* CONFIG_BFD */
+
+
+
+#endif /* _BIRD_NBFD_H_ */
diff --git a/nest/cmds.c b/nest/cmds.c
index 9bdd66cd..ec6bc762 100644
--- a/nest/cmds.c
+++ b/nest/cmds.c
@@ -92,13 +92,10 @@ cmd_show_memory(void)
   cli_msg(0, "");
 }
 
-extern const char *log_buffer_ptr;
-
 void
 cmd_eval(struct f_inst *expr)
 {
   struct f_val v = f_eval(expr, this_cli->parser_pool);
-  log_reset();
 
   if (v.type == T_RETURN)
     {
@@ -106,7 +103,8 @@ cmd_eval(struct f_inst *expr)
       return;
     }
 
-  val_print(v);
-  cli_msg(23, "%s", log_buffer_ptr);
-  log_reset();
+  buffer buf;
+  LOG_BUFFER_INIT(buf);
+  val_format(v, &buf);
+  cli_msg(23, "%s", buf.start);
 }
diff --git a/nest/proto.c b/nest/proto.c
index 140ec943..75ba10dd 100644
--- a/nest/proto.c
+++ b/nest/proto.c
@@ -699,6 +699,9 @@ proto_build(struct protocol *p)
     }
 }
 
+/* FIXME: convert this call to some protocol hook */
+extern void bfd_init_all(void);
+
 /**
  * protos_build - build a protocol list
  *
@@ -736,6 +739,11 @@ protos_build(void)
 #ifdef CONFIG_BGP
   proto_build(&proto_bgp);
 #endif
+#ifdef CONFIG_BFD
+  proto_build(&proto_bfd);
+  bfd_init_all();
+#endif
+
   proto_pool = rp_new(&root_pool, "Protocols");
   proto_flush_event = ev_new(proto_pool);
   proto_flush_event->hook = proto_flush_loop;
diff --git a/nest/protocol.h b/nest/protocol.h
index 033a0ede..96923447 100644
--- a/nest/protocol.h
+++ b/nest/protocol.h
@@ -75,7 +75,7 @@ void protos_dump_all(void);
 
 extern struct protocol
   proto_device, proto_radv, proto_rip, proto_static,
-  proto_ospf, proto_pipe, proto_bgp;
+  proto_ospf, proto_pipe, proto_bgp, proto_bfd;
 
 /*
  *	Routing Protocol Instance
@@ -358,6 +358,12 @@ void proto_notify_state(struct proto *p, unsigned state);
 #define D_EVENTS 16		/* Protocol events */
 #define D_PACKETS 32		/* Packets sent/received */
 
+#ifndef PARSER
+#define TRACE(flags, msg, args...) \
+  do { if (p->p.debug & flags) log(L_TRACE "%s: " msg, p->p.name , ## args ); } while(0)
+#endif
+
+
 /*
  *	MRTDump flags
  */