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/*
* Copyright (C) 2008 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``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 APPLE COMPUTER, INC. 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 "KURLHash.h"
#include "StringHash.h"
namespace WebCore {
class HTTPHeaderMap;
class ResourceResponse;
class CrossOriginPreflightResultCacheItem : Noncopyable {
public:
CrossOriginPreflightResultCacheItem(bool credentials)
: m_absoluteExpiryTime(0)
, m_credentials(credentials)
{
}
bool parse(const ResourceResponse&);
bool allowsCrossOriginMethod(const String&) const;
bool allowsCrossOriginHeaders(const HTTPHeaderMap&) const;
bool allowsRequest(bool includeCredentials, const String& method, const HTTPHeaderMap& requestHeaders) const;
private:
typedef HashSet<String, CaseFoldingHash> HeadersSet;
// FIXME: A better solution to holding onto the absolute expiration time might be
// to start a timer for the expiration delta that removes this from the cache when
// it fires.
double m_absoluteExpiryTime;
bool m_credentials;
HashSet<String> m_methods;
HeadersSet m_headers;
};
class CrossOriginPreflightResultCache : Noncopyable {
public:
static CrossOriginPreflightResultCache& shared();
void appendEntry(const String& origin, const KURL&, CrossOriginPreflightResultCacheItem*);
bool canSkipPreflight(const String& origin, const KURL&, bool includeCredentials, const String& method, const HTTPHeaderMap& requestHeaders);
void empty();
private:
CrossOriginPreflightResultCache() { }
typedef HashMap<std::pair<String, KURL>, CrossOriginPreflightResultCacheItem*> CrossOriginPreflightResultHashMap;
CrossOriginPreflightResultHashMap m_preflightHashMap;
Mutex m_mutex;
};
} // namespace WebCore
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