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/*
* Copyright (C) 2011 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:
* 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 GOOGLE 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.
*/
#ifndef ContentSecurityPolicy_h
#define ContentSecurityPolicy_h
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class CSPDirective;
class CSPOptions;
class KURL;
class SecurityOrigin;
class ContentSecurityPolicy : public RefCounted<ContentSecurityPolicy> {
public:
static PassRefPtr<ContentSecurityPolicy> create(SecurityOrigin* origin = 0)
{
return adoptRef(new ContentSecurityPolicy(origin));
}
~ContentSecurityPolicy();
void didReceiveHeader(const String&);
bool allowJavaScriptURLs() const;
bool allowInlineEventHandlers() const;
bool allowInlineScript() const;
bool allowEval() const;
bool allowScriptFromSource(const KURL&) const;
bool allowObjectFromSource(const KURL&) const;
bool allowImageFromSource(const KURL&) const;
bool allowStyleFromSource(const KURL&) const;
bool allowFontFromSource(const KURL&) const;
bool allowMediaFromSource(const KURL&) const;
private:
explicit ContentSecurityPolicy(SecurityOrigin*);
bool protectAgainstXSS() const;
void parse(const String&);
bool parseDirective(const UChar* begin, const UChar* end, String& name, String& value);
void addDirective(const String& name, const String& value);
bool m_havePolicy;
RefPtr<SecurityOrigin> m_origin;
OwnPtr<CSPDirective> m_scriptSrc;
OwnPtr<CSPDirective> m_objectSrc;
OwnPtr<CSPDirective> m_imgSrc;
OwnPtr<CSPDirective> m_styleSrc;
OwnPtr<CSPDirective> m_fontSrc;
OwnPtr<CSPDirective> m_mediaSrc;
OwnPtr<CSPOptions> m_options;
};
}
#endif
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