ccan/io: have io_plan mappable back to io_conn.

[ccan] / ccan / io / backend.h

diff --git a/ccan/io/backend.h b/ccan/io/backend.h
index 2ee5a830e1233bd614d916d73d7087a9f9ec7cea..c071c5d6c5939372bcbb290a0a580e5257076e38 100644 (file)
--- a/ccan/io/backend.h
+++ b/ccan/io/backend.h
@@ -37,6 +37,7 @@ enum io_plan_status {
 /**
  * struct io_plan - one half of I/O to do
  * @status: the status of this plan.
+ * @dir: are we plan[0] or plan[1] inside io_conn?
  * @io: function to call when fd becomes read/writable, returns 0 to be
  *      called again, 1 if it's finished, and -1 on error (fd will be closed)
  * @next: the next function which is called if io returns 1.
@@ -45,6 +46,7 @@ enum io_plan_status {
  */
 struct io_plan {
        enum io_plan_status status;
+       enum io_direction dir;
 
        int (*io)(int fd, struct io_plan_arg *arg);