1/*
2 * Copyright (C) 2017 Igalia S.L.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#include "config.h"
27#include "WebDriverService.h"
28
29namespace WebDriver {
30
31static bool parseVersion(const String& version, uint64_t& major, uint64_t& minor, uint64_t& micro)
32{
33 major = minor = micro = 0;
34
35 Vector<String> tokens = version.split('.');
36 bool ok;
37 switch (tokens.size()) {
38 case 3:
39 micro = tokens[2].toInt64(&ok);
40 if (!ok)
41 return false;
42 FALLTHROUGH;
43 case 2:
44 minor = tokens[1].toInt64(&ok);
45 if (!ok)
46 return false;
47 FALLTHROUGH;
48 case 1:
49 major = tokens[0].toInt64(&ok);
50 if (!ok)
51 return false;
52 break;
53 default:
54 return false;
55 }
56
57 return true;
58}
59
60bool WebDriverService::platformCompareBrowserVersions(const String& requiredVersion, const String& proposedVersion)
61{
62 // We require clients to use format major.micro.minor as version string.
63 uint64_t requiredMajor, requiredMinor, requiredMicro;
64 if (!parseVersion(requiredVersion, requiredMajor, requiredMinor, requiredMicro))
65 return false;
66
67 uint64_t proposedMajor, proposedMinor, proposedMicro;
68 if (!parseVersion(proposedVersion, proposedMajor, proposedMinor, proposedMicro))
69 return false;
70
71 return proposedMajor > requiredMajor
72 || (proposedMajor == requiredMajor && proposedMinor > requiredMinor)
73 || (proposedMajor == requiredMajor && proposedMinor == requiredMinor && proposedMicro >= requiredMicro);
74}
75
76} // namespace WebDriver
77