| // Copyright 2014 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_PROTOCOL_NETWORK_SETTINGS_H_ |
| #define REMOTING_PROTOCOL_NETWORK_SETTINGS_H_ |
| |
| #include <stdint.h> |
| |
| #include <string> |
| |
| #include "base/logging.h" |
| #include "base/time/time.h" |
| #include "remoting/protocol/port_range.h" |
| |
| namespace remoting { |
| namespace protocol { |
| |
| 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 uint16_t kDefaultMinPort = 12400; |
| static const uint16_t kDefaultMaxPort = 12409; |
| |
| enum Flags { |
| // 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 = 0x0, |
| |
| // Allow outgoing connections, even when STUN and RELAY are not enabled. |
| NAT_TRAVERSAL_OUTGOING = 0x1, |
| |
| // Active NAT traversal using STUN. |
| NAT_TRAVERSAL_STUN = 0x2, |
| |
| // Allow the use of relay servers when a direct connection is not available. |
| NAT_TRAVERSAL_RELAY = 0x4, |
| |
| // Active NAT traversal using STUN and relay servers. |
| NAT_TRAVERSAL_FULL = NAT_TRAVERSAL_STUN | NAT_TRAVERSAL_RELAY | |
| NAT_TRAVERSAL_OUTGOING |
| }; |
| |
| NetworkSettings() {} |
| |
| explicit NetworkSettings(uint32_t flags) : flags(flags) {} |
| |
| uint32_t flags = NAT_TRAVERSAL_DISABLED; |
| |
| // Range of ports used by P2P sessions. |
| PortRange port_range; |
| |
| // ICE Timeout. |
| base::TimeDelta ice_timeout = base::TimeDelta::FromSeconds(15); |
| |
| // ICE reconnect attempts. |
| int ice_reconnect_attempts = 2; |
| }; |
| |
| } // namespace protocol |
| } // namespace remoting |
| |
| #endif // REMOTING_HOST_NETWORK_SETTINGS_H_ |