X-Git-Url: http://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Fio%2Fbackend.h;h=714972d15ea4a3edfc6967ef22a00663c5f5eada;hp=c071c5d6c5939372bcbb290a0a580e5257076e38;hb=580457bd3e4af60d5367412589d2aa1bb0289eed;hpb=1966714494a5de39b2ee944fcc01f333c1741dbd

diff --git a/ccan/io/backend.h b/ccan/io/backend.h
index c071c5d6..714972d1 100644
--- a/ccan/io/backend.h
+++ b/ccan/io/backend.h
@@ -8,6 +8,8 @@
 struct fd {
 	int fd;
 	bool listener;
+	/* We could put these in io_plan, but they pack nicely here */
+	bool exclusive[2];
 	size_t backend_info;
 };
 
@@ -60,9 +62,6 @@ struct io_plan {
 struct io_conn {
 	struct fd fd;
 
-	/* always list. */
-	struct list_node always;
-
 	void (*finish)(struct io_conn *, void *arg);
 	void *finish_arg;
 
@@ -76,15 +75,15 @@ bool add_conn(struct io_conn *c);
 bool add_duplex(struct io_conn *c);
 void del_listener(struct io_listener *l);
 void cleanup_conn_without_close(struct io_conn *c);
-void backend_new_always(struct io_conn *conn);
+bool backend_new_always(struct io_plan *plan);
 void backend_new_plan(struct io_conn *conn);
-void remove_from_always(struct io_conn *conn);
 void backend_plan_done(struct io_conn *conn);
+bool backend_set_exclusive(struct io_plan *plan, bool exclusive);
 
 void backend_wake(const void *wait);
 
 void io_ready(struct io_conn *conn, int pollflags);
-void io_do_always(struct io_conn *conn);
+void io_do_always(struct io_plan *conn);
 void io_do_wakeup(struct io_conn *conn, enum io_direction dir);
 void *do_io_loop(struct io_conn **ready);
 #endif /* CCAN_IO_BACKEND_H */