1 files changed, 54 insertions, 0 deletions
diff --git a/remoting/jingle_glue/network_settings.h b/remoting/jingle_glue/network_settings.h
new file mode 100644
index 0000000..a37b0bc
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+++ b/remoting/jingle_glue/network_settings.h
@@ -0,0 +1,54 @@
+// Copyright 2013 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#ifndef REMOTING_JINGLE_GLUE_NETWORK_SETTINGS_H_
+#define REMOTING_JINGLE_GLUE_NETWORK_SETTINGS_H_
+
+namespace remoting {
+
+struct NetworkSettings {
+
+  // When hosts are configured with NAT traversal disabled they will
+  // typically also limit their P2P ports to this range, so that
+  // sessions may be blocked or un-blocked via firewall rules.
+  static const int kDefaultMinPort = 12400;
+  static const int kDefaultMaxPort = 12409;
+
+  enum NatTraversalMode {
+    // Active NAT traversal using STUN and relay servers.
+    NAT_TRAVERSAL_ENABLED,
+
+    // Don't use STUN or relay servers. Accept incoming P2P connection
+    // attempts, but don't initiate any. This ensures that the peer is
+    // on the same network. Note that connection will always fail if
+    // both ends use this mode.
+    NAT_TRAVERSAL_DISABLED,
+
+    // Don't use STUN or relay servers but make outgoing connections.
+    NAT_TRAVERSAL_OUTGOING,
+  };
+
+  NetworkSettings()
+      : nat_traversal_mode(NAT_TRAVERSAL_DISABLED),
+        min_port(0),
+        max_port(0) {
+  }
+
+  explicit NetworkSettings(NatTraversalMode nat_traversal_mode)
+      : nat_traversal_mode(nat_traversal_mode),
+        min_port(0),
+        max_port(0) {
+  }
+
+  NatTraversalMode nat_traversal_mode;
+
+  // |min_port| and |max_port| specify range (inclusive) of ports used by
+  // P2P sessions. Any port can be used when both values are set to 0.
+  int min_port;
+  int max_port;
+};
+
+}  // namespace remoting
+
+#endif  // REMOTING_HOST_NETWORK_SETTINGS_H_