Move networking startup/cleanup logic into a subsystem.

1 files changed, 44 insertions, 0 deletions

diff --git a/src/lib/net/network_sys.c b/src/lib/net/network_sys.c
new file mode 100644
index 0000000000..c9d33a94d3
--- /dev/null
+++ b/src/lib/net/network_sys.c
@@ -0,0 +1,44 @@
+/* Copyright (c) 2018, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * \file network_sys.c
+ * \brief Subsystem object for networking setup.
+ **/
+
+#include "orconfig.h"
+#include "lib/subsys/subsys.h"
+#include "lib/net/network_sys.h"
+#include "lib/net/resolve.h"
+#include "lib/net/socket.h"
+
+#ifdef _WIN32
+#include <winsock2.h>
+#include <windows.h>
+#endif
+
+static int
+init_network_sys(void)
+{
+  if (network_init() < 0)
+    return -1;
+
+  return 0;
+}
+
+static void
+shutdown_network_sys(void)
+{
+#ifdef _WIN32
+  WSACleanup();
+#endif
+  tor_free_getaddrinfo_cache();
+}
+
+const subsys_fns_t sys_network = {
+  .name = "network",
+  .level = -90,
+  .supported = true,
+  .initialize = init_network_sys,
+  .shutdown = shutdown_network_sys,
+};