1// Copyright 2014 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5#include "remoting/protocol/socket_util.h"
6
7#include "net/base/net_errors.h"
8
9namespace remoting {
10
11SocketErrorAction GetSocketErrorAction(int error) {
12  switch (error) {
13    // UDP is connectionless, so we may receive ICMP unreachable or reset errors
14    // for previous sends to different addresses.
15    case net::ERR_ADDRESS_UNREACHABLE:
16    case net::ERR_CONNECTION_RESET:
17      return SOCKET_ERROR_ACTION_RETRY;
18
19    // Target address is invalid. The socket is still usable for different
20    // target addresses and the error can be ignored.
21    case net::ERR_ADDRESS_INVALID:
22      return SOCKET_ERROR_ACTION_IGNORE;
23
24    // May be returned when the packet is blocked by local firewall (see
25    // https://code.google.com/p/webrtc/issues/detail?id=1207). The firewall may
26    // still allow us to send to other addresses, so ignore the error for this
27    // particular send.
28    case net::ERR_ACCESS_DENIED:
29      return SOCKET_ERROR_ACTION_IGNORE;
30
31    // Indicates that the buffer in the network adapter is full, so drop this
32    // packet and assume the socket is still usable.
33    case net::ERR_OUT_OF_MEMORY:
34      return SOCKET_ERROR_ACTION_IGNORE;
35
36    default:
37      return SOCKET_ERROR_ACTION_FAIL;
38  }
39}
40
41
42}  // namespace remoting
43