From 3534b428629be185e096be99e3bd5fdfe32d5544 Mon Sep 17 00:00:00 2001
From: Laurent Bercot <ska-skaware@skarnet.org>
Date: Thu, 18 Sep 2014 18:55:44 +0000
Subject: initial commit with rc for skalibs-2.0.0.0

---
 src/libstddjb/socket_connected.c | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)
 create mode 100644 src/libstddjb/socket_connected.c

(limited to 'src/libstddjb/socket_connected.c')

diff --git a/src/libstddjb/socket_connected.c b/src/libstddjb/socket_connected.c
new file mode 100644
index 0000000..895eaf3
--- /dev/null
+++ b/src/libstddjb/socket_connected.c
@@ -0,0 +1,20 @@
+/* ISC license. */
+
+#include <skalibs/nonposix.h>
+#include <sys/socket.h>
+#include <netinet/in.h>
+#include <skalibs/allreadwrite.h>
+#include <skalibs/socket.h>
+
+int socket_connected (int s)
+{
+  struct sockaddr_in sa ;
+  socklen_t dummy = sizeof sa ;
+  if (getpeername(s, (struct sockaddr *)&sa, &dummy) == -1)
+  {
+    char ch ;
+    fd_read(s, &ch, 1) ; /* sets errno */
+    return 0 ;
+  }
+  return 1 ;
+}
-- 
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