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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/network_settings.h" | |
6 | |
7 #include <limits.h> | |
8 #include <stdlib.h> | |
9 | |
10 #include "base/strings/string_number_conversions.h" | |
11 #include "base/strings/string_util.h" | |
12 | |
13 namespace remoting { | |
14 namespace protocol { | |
15 | |
16 // static | |
17 bool NetworkSettings::ParsePortRange(const std::string& port_range, | |
18 uint16* out_min_port, | |
19 uint16* out_max_port) { | |
20 size_t separator_index = port_range.find('-'); | |
21 if (separator_index == std::string::npos) | |
22 return false; | |
23 | |
24 std::string min_port_string, max_port_string; | |
25 base::TrimWhitespaceASCII(port_range.substr(0, separator_index), | |
26 base::TRIM_ALL, | |
27 &min_port_string); | |
28 base::TrimWhitespaceASCII(port_range.substr(separator_index + 1), | |
29 base::TRIM_ALL, | |
30 &max_port_string); | |
31 | |
32 unsigned min_port, max_port; | |
33 if (!base::StringToUint(min_port_string, &min_port) || | |
34 !base::StringToUint(max_port_string, &max_port)) { | |
35 return false; | |
36 } | |
37 | |
38 if (min_port == 0 || min_port > max_port || max_port > USHRT_MAX) | |
39 return false; | |
40 | |
41 *out_min_port = static_cast<uint16>(min_port); | |
42 *out_max_port = static_cast<uint16>(max_port); | |
43 return true; | |
44 } | |
45 | |
46 } // namespace protocol | |
47 } // namespace remoting | |
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