73 lines
2.6 KiB
C++
73 lines
2.6 KiB
C++
/*
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* Copyright (C) 2015 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef PlatformContentFilter_h
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#define PlatformContentFilter_h
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#include <wtf/Ref.h>
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#include <wtf/text/WTFString.h>
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namespace WebCore {
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class ContentFilterUnblockHandler;
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class ResourceRequest;
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class ResourceResponse;
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class SharedBuffer;
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class PlatformContentFilter {
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WTF_MAKE_FAST_ALLOCATED;
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WTF_MAKE_NONCOPYABLE(PlatformContentFilter);
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public:
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enum class State {
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Stopped,
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Filtering,
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Allowed,
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Blocked,
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};
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bool needsMoreData() const { return m_state == State::Filtering; }
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bool didBlockData() const { return m_state == State::Blocked; }
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virtual ~PlatformContentFilter() = default;
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virtual void willSendRequest(ResourceRequest&, const ResourceResponse&) = 0;
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virtual void responseReceived(const ResourceResponse&) = 0;
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virtual void addData(const uint8_t* data, int length) = 0;
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virtual void finishedAddingData() = 0;
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virtual Ref<SharedBuffer> replacementData() const = 0;
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#if ENABLE(CONTENT_FILTERING)
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virtual ContentFilterUnblockHandler unblockHandler() const = 0;
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#endif
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virtual String unblockRequestDeniedScript() const { return emptyString(); }
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protected:
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PlatformContentFilter() = default;
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State m_state { State::Filtering };
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};
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} // namespace WebCore
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#endif // PlatformContentFilter_h
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