| /* |
| * Copyright (C) 2009 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #include "config.h" |
| #include "platform/weborigin/OriginAccessEntry.h" |
| |
| #include "platform/weborigin/SecurityOrigin.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebPublicSuffixList.h" |
| |
| namespace blink { |
| |
| OriginAccessEntry::OriginAccessEntry(const String& protocol, const String& host, SubdomainSetting subdomainSetting, IPAddressSetting ipAddressSetting) |
| : m_protocol(protocol.lower()) |
| , m_host(host.lower()) |
| , m_subdomainSettings(subdomainSetting) |
| , m_ipAddressSettings(ipAddressSetting) |
| , m_hostIsPublicSuffix(false) |
| { |
| ASSERT(subdomainSetting == AllowSubdomains || subdomainSetting == DisallowSubdomains); |
| |
| // Assume that any host that ends with a digit is trying to be an IP address. |
| m_hostIsIPAddress = !m_host.isEmpty() && isASCIIDigit(m_host[m_host.length() - 1]); |
| |
| // Look for top-level domains, either with or without an additional dot. |
| if (!m_hostIsIPAddress) { |
| blink::WebPublicSuffixList* suffixList = blink::Platform::current()->publicSuffixList(); |
| if (suffixList && m_host.length() <= suffixList->getPublicSuffixLength(m_host) + 1) |
| m_hostIsPublicSuffix = true; |
| } |
| } |
| |
| OriginAccessEntry::MatchResult OriginAccessEntry::matchesOrigin(const SecurityOrigin& origin) const |
| { |
| ASSERT(origin.host() == origin.host().lower()); |
| ASSERT(origin.protocol() == origin.protocol().lower()); |
| |
| if (m_protocol != origin.protocol()) |
| return DoesNotMatchOrigin; |
| |
| // Special case: Include subdomains and empty host means "all hosts, including ip addresses". |
| if (m_subdomainSettings == AllowSubdomains && m_host.isEmpty()) |
| return MatchesOrigin; |
| |
| // Exact match. |
| if (m_host == origin.host()) |
| return MatchesOrigin; |
| |
| // Otherwise we can only match if we're matching subdomains. |
| if (m_subdomainSettings == DisallowSubdomains) |
| return DoesNotMatchOrigin; |
| |
| // Don't try to do subdomain matching on IP addresses (except for testing). |
| if (m_hostIsIPAddress && m_ipAddressSettings == TreatIPAddressAsIPAddress) |
| return DoesNotMatchOrigin; |
| |
| // Match subdomains. |
| if (origin.host().length() <= m_host.length() || origin.host()[origin.host().length() - m_host.length() - 1] != '.' || !origin.host().endsWith(m_host)) |
| return DoesNotMatchOrigin; |
| |
| if (m_hostIsPublicSuffix) |
| return MatchesOriginButIsPublicSuffix; |
| |
| return MatchesOrigin; |
| } |
| |
| } // namespace blink |