From a6e8978fd9b5786607438689f8cd8b8efb8ef77e Mon Sep 17 00:00:00 2001
From: dimitri staessens <dimitri.staessens@intec.ugent.be>
Date: Wed, 3 Aug 2016 00:19:06 +0200
Subject: lib: dev: Add select-like call

This adds a flow_select() call that will sleep until an SDU can be
read on a flow. It returns the file descriptor for which an SDU is
ready. It takes as optional argument a timespec struct to specify a
timeout.
---
 include/ouroboros/dev.h | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'include/ouroboros/dev.h')

diff --git a/include/ouroboros/dev.h b/include/ouroboros/dev.h
index eb779953..91d5c7de 100644
--- a/include/ouroboros/dev.h
+++ b/include/ouroboros/dev.h
@@ -22,6 +22,7 @@
 
 #include <unistd.h>
 #include <stdint.h>
+#include <sys/time.h>
 
 #include <ouroboros/qos.h>
 #include <ouroboros/flow.h>
@@ -53,5 +54,6 @@ int     flow_dealloc(int fd);
 int     flow_cntl(int fd, int cmd, int oflags);
 ssize_t flow_write(int fd, void * buf, size_t count);
 ssize_t flow_read(int fd, void * buf, size_t count);
+int     flow_select(const struct timespec * timeout);
 
 #endif
-- 
cgit v1.2.3