1 /* 2 * Copyright 2004 The WebRTC Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11 #ifndef WEBRTC_BASE_VERSIONPARSING_H_ 12 #define WEBRTC_BASE_VERSIONPARSING_H_ 13 14 #include <string> 15 16 namespace rtc { 17 18 // Parses a version string into an array. "num_expected_segments" must be the 19 // number of numerical segments that the version is expected to have (e.g., 20 // "1.1.2.0" has 4). "version" must be an array of that length to hold the 21 // parsed numbers. 22 // Returns "true" iff successful. 23 bool ParseVersionString(const std::string& version_str, 24 int num_expected_segments, 25 int version[]); 26 27 // Computes the lexicographical order of two versions. The return value 28 // indicates the order in the standard way (e.g., see strcmp()). 29 int CompareVersions(const int version1[], 30 const int version2[], 31 int num_segments); 32 33 } // namespace rtc 34 35 #endif // WEBRTC_BASE_VERSIONPARSING_H_ 36
