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 ParsePortRange(const std::string & port_range,int * out_min_port,int * out_max_port)17 bool NetworkSettings::ParsePortRange(const std::string& port_range, 18 int* out_min_port, 19 int* 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<int>(min_port); 42 *out_max_port = static_cast<int>(max_port); 43 return true; 44 } 45 46 } // namespace protocol 47 } // namespace remoting 48