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1 /* | |
2 * Copyright (C) 2009 Google Inc. All rights reserved. | |
3 * | |
4 * Redistribution and use in source and binary forms, with or without | |
5 * modification, are permitted provided that the following conditions are | |
6 * met: | |
7 * | |
8 * * Redistributions of source code must retain the above copyright | |
9 * notice, this list of conditions and the following disclaimer. | |
10 * * Redistributions in binary form must reproduce the above | |
11 * copyright notice, this list of conditions and the following disclaimer | |
12 * in the documentation and/or other materials provided with the | |
13 * distribution. | |
14 * * Neither the name of Google Inc. nor the names of its | |
15 * contributors may be used to endorse or promote products derived from | |
16 * this software without specific prior written permission. | |
17 * | |
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | |
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | |
20 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | |
21 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | |
22 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | |
23 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | |
24 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | |
25 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | |
26 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | |
27 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | |
28 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | |
29 */ | |
30 | |
31 #include "config.h" | |
32 #include "weborigin/OriginAccessEntry.h" | |
33 | |
34 #include "weborigin/SecurityOrigin.h" | |
35 | |
36 namespace WebCore { | |
37 | |
38 OriginAccessEntry::OriginAccessEntry(const String& protocol, const String& host,
SubdomainSetting subdomainSetting, IPAddressSetting ipAddressSetting) | |
39 : m_protocol(protocol.lower()) | |
40 , m_host(host.lower()) | |
41 , m_subdomainSettings(subdomainSetting) | |
42 , m_ipAddressSettings(ipAddressSetting) | |
43 { | |
44 ASSERT(subdomainSetting == AllowSubdomains || subdomainSetting == DisallowSu
bdomains); | |
45 | |
46 // Assume that any host that ends with a digit is trying to be an IP address
. | |
47 m_hostIsIPAddress = !m_host.isEmpty() && isASCIIDigit(m_host[m_host.length()
- 1]); | |
48 } | |
49 | |
50 bool OriginAccessEntry::matchesOrigin(const SecurityOrigin& origin) const | |
51 { | |
52 ASSERT(origin.host() == origin.host().lower()); | |
53 ASSERT(origin.protocol() == origin.protocol().lower()); | |
54 | |
55 if (m_protocol != origin.protocol()) | |
56 return false; | |
57 | |
58 // Special case: Include subdomains and empty host means "all hosts, includi
ng ip addresses". | |
59 if (m_subdomainSettings == AllowSubdomains && m_host.isEmpty()) | |
60 return true; | |
61 | |
62 // Exact match. | |
63 if (m_host == origin.host()) | |
64 return true; | |
65 | |
66 // Otherwise we can only match if we're matching subdomains. | |
67 if (m_subdomainSettings == DisallowSubdomains) | |
68 return false; | |
69 | |
70 // Don't try to do subdomain matching on IP addresses. | |
71 if (m_hostIsIPAddress && m_ipAddressSettings == TreatIPAddressAsIPAddress) | |
72 return false; | |
73 | |
74 // Match subdomains. | |
75 if (origin.host().length() > m_host.length() && origin.host()[origin.host().
length() - m_host.length() - 1] == '.' && origin.host().endsWith(m_host)) | |
76 return true; | |
77 | |
78 return false; | |
79 } | |
80 | |
81 } // namespace WebCore | |
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