started with a server test2 (networking), started to create a public helper include file network.h

1 files changed, 65 insertions, 0 deletions

diff --git a/include/wolf/network/network.h b/include/wolf/network/network.h
new file mode 100644
index 0000000..34f5511
--- /dev/null
+++ b/include/wolf/network/network.h
@@ -0,0 +1,65 @@
+/*
+    Copyright (C) 2008 Andreas Baumann <abaumann@yahoo.com>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#ifndef WOLF_NETWORK_H
+#define WOLF_NETWORK_H
+
+/**
+ * @addtogroup wolf_networking support for networking
+ * @{
+ */
+
+/**
+ * @file network.h
+ * @brief Portable helper functions for networking
+ * @author Andreas Baumann <abaumann@yahoo.com>
+ */
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include "port/sys.h"
+
+#if defined HAVE_IPV6
+/**
+ * @brief defined when we have proper IPv6 ready on the system
+ */
+#define WOLF_NETWORK_HAVE_IPV6
+#endif
+
+/**
+ * helper union to avoid anti-aliasing warnings in old network functions like getpeername,
+ * use instead of struct sockaddr_storage when declaring socket address variables which need
+ * proper alignment
+ */
+typedef union wolf_network_sockaddr_union_t {
+	struct sockaddr_storage  storage;
+	struct sockaddr_in       in;
+#ifdef WOLF_NETWORK_HAVE_IPV6
+	struct sockaddr_in6      in6;
+#endif
+	struct sockaddr          addr;
+} wolf_network_sockaddr_union_t;
+
+#ifdef __cplusplus
+}
+#endif
+
+/** @} */ /* @addtogroup wolf_networking */
+
+#endif /* ifndef WOLF_NETWORK_H */