1 files changed, 93 insertions, 0 deletions
diff --git a/sysdep/unix/io-loop.h b/sysdep/unix/io-loop.h
new file mode 100644
index 00000000..c531d43e
--- /dev/null
+++ b/sysdep/unix/io-loop.h
@@ -0,0 +1,93 @@
+/*
+ *	BIRD -- I/O and event loop
+ *
+ *	Can be freely distributed and used under the terms of the GNU GPL.
+ */
+
+#ifndef _BIRD_SYSDEP_UNIX_IO_LOOP_H_
+#define _BIRD_SYSDEP_UNIX_IO_LOOP_H_
+
+#include "lib/rcu.h"
+
+#include <pthread.h>
+
+struct pipe
+{
+  int fd[2];
+};
+
+struct pfd {
+  BUFFER(struct pollfd) pfd;
+  BUFFER(struct birdloop *) loop;
+};
+
+void sockets_prepare(struct birdloop *, struct pfd *);
+void socket_changed(struct birdsock *);
+
+void pipe_new(struct pipe *);
+void pipe_pollin(struct pipe *, struct pfd *);
+void pipe_drain(struct pipe *);
+void pipe_kick(struct pipe *);
+
+struct birdloop
+{
+  node n;
+
+  event event;
+  timer timer;
+
+  pool *pool;
+
+  struct timeloop time;
+  event_list event_list;
+  list sock_list;
+  struct birdsock *sock_active;
+  int sock_num;
+  uint sock_changed;
+
+  uint ping_pending;
+
+  _Atomic u32 thread_transition;
+#define LTT_PING  1
+#define LTT_MOVE  2
+  _Atomic u32 flags;
+  struct birdloop_flag_handler *flag_handler;
+
+  void (*stopped)(void *data);
+  void *stop_data;
+
+  struct birdloop *prev_loop;
+
+  struct bird_thread *thread;
+
+  u64 total_time_spent_ns;
+};
+
+struct bird_thread
+{
+  node n;
+
+  struct pipe wakeup;
+  event_list priority_events;
+
+  struct birdloop *meta;
+
+  pthread_t thread_id;
+  pthread_attr_t thread_attr;
+
+  struct rcu_thread rcu;
+
+  list loops;
+  pool *pool;
+  struct pfd *pfd;
+
+  event cleanup_event;
+
+  int sock_changed;
+  uint loop_count;
+
+  u64 max_latency_ns;
+  u64 max_loop_time_ns;
+};
+
+#endif