1 files changed, 92 insertions, 0 deletions

diff --git a/src/lib/util/test_os_network.c b/src/lib/util/test_os_network.c
new file mode 100644
index 000000000..74e98663b
--- /dev/null
+++ b/src/lib/util/test_os_network.c
@@ -0,0 +1,92 @@
+/*
+     This file is part of GNUnet.
+     Copyright (C) 2003, 2004, 2005, 2006, 2009 GNUnet e.V.
+
+     GNUnet is free software: you can redistribute it and/or modify it
+     under the terms of the GNU Affero General Public License as published
+     by the Free Software Foundation, either version 3 of the License,
+     or (at your option) any later version.
+
+     GNUnet 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
+     Affero General Public License for more details.
+
+     You should have received a copy of the GNU Affero General Public License
+     along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+     SPDX-License-Identifier: AGPL3.0-or-later
+ */
+/**
+ * @file util/test_os_network.c
+ * @brief testcase for util/os_network.c
+ */
+
+#include "platform.h"
+#include "gnunet_util_lib.h"
+
+
+/**
+ * Check if the address we got is IPv4 or IPv6 loopback (which should
+ * be present on all systems at all times); if so, set ok to 0
+ * (success).
+ */
+static int
+proc (void *cls,
+      const char *name,
+      int isDefault,
+      const struct sockaddr *addr,
+      const struct sockaddr *broadcast_addr,
+      const struct sockaddr *netmask,
+      socklen_t addrlen)
+{
+  int *ok = cls;
+  char buf[INET6_ADDRSTRLEN];
+  const char *protocol;
+
+  if (NULL == addr)
+    return GNUNET_OK;
+  if (addrlen == sizeof(struct sockaddr_in))
+    protocol = "IPv4";
+  else
+    protocol = "IPv6";
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "%s Address `%s'\n",
+              protocol,
+              GNUNET_a2s ((const struct sockaddr *) addr,
+                          addrlen));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "Netmask `%s'\n",
+              GNUNET_a2s ((const struct sockaddr *) netmask,
+                          addrlen));
+  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+              "`%s'\n",
+              GNUNET_a2s ((const struct sockaddr *) broadcast_addr,
+                          addrlen));
+  inet_ntop (addr->sa_family,
+             (addr->sa_family ==
+              AF_INET) ? (void *) &((struct sockaddr_in *) addr)->sin_addr
+             : (void *) &((struct sockaddr_in6 *) addr)->sin6_addr, buf,
+             sizeof(buf));
+  if ((0 == strcmp ("::1", buf)) || (0 == strcmp ("127.0.0.1", buf)))
+    *ok = 0;
+  return GNUNET_OK;
+}
+
+
+int
+main (int argc, char *argv[])
+{
+  int ret;
+
+  GNUNET_log_setup ("test-os-network",
+                    "WARNING",
+                    NULL);
+  ret = 1;
+  GNUNET_OS_network_interfaces_list (&proc,
+                                     &ret);
+  return ret;
+}
+
+
+/* end of test_os_network.c */