1 files changed, 30 insertions, 0 deletions
diff --git a/src/lib/net/gethostname.c b/src/lib/net/gethostname.c
new file mode 100644
index 0000000000..e54a1ea16e
--- /dev/null
+++ b/src/lib/net/gethostname.c
@@ -0,0 +1,30 @@
+/* Copyright (c) 2003-2004, Roger Dingledine
+ * Copyright (c) 2004-2006, Roger Dingledine, Nick Mathewson.
+ * Copyright (c) 2007-2019, The Tor Project, Inc. */
+/* See LICENSE for licensing information */
+
+/**
+ * \file gethostname.c
+ * \brief Mockable wrapper for gethostname().
+ */
+
+#include "orconfig.h"
+#include "lib/net/gethostname.h"
+
+#ifdef HAVE_UNISTD_H
+#include <unistd.h>
+#endif
+#ifdef _WIN32
+#include <winsock2.h>
+#endif
+
+/** Get name of current host and write it to <b>name</b> array, whose
+ * length is specified by <b>namelen</b> argument. Return 0 upon
+ * successful completion; otherwise return return -1. (Currently,
+ * this function is merely a mockable wrapper for POSIX gethostname().)
+ */
+MOCK_IMPL(int,
+tor_gethostname,(char *name, size_t namelen))
+{
+   return gethostname(name,namelen);
+}