X-Git-Url: http://git.archive.openwrt.org/?p=project%2Flibubox.git;a=blobdiff_plain;f=usock.c;h=64eab9e12cb3f3edcb3a5584b4c586ea0da551a8;hp=6458151c02f91e2e8bbde46f04b52005b3d5982d;hb=cbf80de7f4df61960f386cb01a899cf4228d38f3;hpb=07dbea00588bf322e16076cf7d818a13f934301f;ds=sidebyside

diff --git a/usock.c b/usock.c
index 6458151..64eab9e 100644
--- a/usock.c
+++ b/usock.c
@@ -1,3 +1,21 @@
+/*
+ * usock - socket helper functions
+ *
+ * Copyright (C) 2010 Steven Barth <steven@midlink.org>
+ * Copyright (C) 2011-2012 Felix Fietkau <nbd@openwrt.org>
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <sys/un.h>
@@ -8,6 +26,7 @@
 #include <errno.h>
 #include <string.h>
 #include <stdbool.h>
+#include <stdio.h>
 
 #include "usock.h"
 
@@ -83,6 +102,18 @@ static int usock_inet(int type, const char *host, const char *service, int sockt
 	return sock;
 }
 
+const char *usock_port(int port)
+{
+	static char buffer[sizeof("65535\0")];
+
+	if (port < 0 || port > 65535)
+		return NULL;
+
+	snprintf(buffer, sizeof(buffer), "%u", port);
+
+	return buffer;
+}
+
 int usock(int type, const char *host, const char *service) {
 	int socktype = ((type & 0xff) == USOCK_TCP) ? SOCK_STREAM : SOCK_DGRAM;
 	bool server = !!(type & USOCK_SERVER);