130 lines
4.7 KiB
C++
130 lines
4.7 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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#include "config.h"
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#include "WebCompiledContentRuleListData.h"
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#if ENABLE(CONTENT_EXTENSIONS)
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#include "ArgumentCoders.h"
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#include "DataReference.h"
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#include "SharedBufferDataReference.h"
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namespace WebKit {
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void WebCompiledContentRuleListData::encode(IPC::Encoder& encoder) const
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{
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SharedMemory::Handle handle;
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data->createHandle(handle, SharedMemory::Protection::ReadOnly);
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#if OS(DARWIN) || OS(WINDOWS)
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// Exact data size is the last bytecode offset plus its size.
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uint64_t dataSize = topURLFiltersBytecodeOffset + topURLFiltersBytecodeSize;
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#else
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uint64_t dataSize = 0;
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#endif
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encoder << SharedMemory::IPCHandle { WTFMove(handle), dataSize };
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encoder << conditionsApplyOnlyToDomainOffset;
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encoder << actionsOffset;
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encoder << actionsSize;
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encoder << filtersWithoutConditionsBytecodeOffset;
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encoder << filtersWithoutConditionsBytecodeSize;
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encoder << filtersWithConditionsBytecodeOffset;
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encoder << filtersWithConditionsBytecodeSize;
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encoder << topURLFiltersBytecodeOffset;
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encoder << topURLFiltersBytecodeSize;
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}
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std::optional<WebCompiledContentRuleListData> WebCompiledContentRuleListData::decode(IPC::Decoder& decoder)
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{
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SharedMemory::IPCHandle ipcHandle;
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if (!decoder.decode(ipcHandle))
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return std::nullopt;
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RefPtr<SharedMemory> data = SharedMemory::map(ipcHandle.handle, SharedMemory::Protection::ReadOnly);
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std::optional<unsigned> conditionsApplyOnlyToDomainOffset;
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decoder >> conditionsApplyOnlyToDomainOffset;
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if (!conditionsApplyOnlyToDomainOffset)
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return std::nullopt;
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std::optional<unsigned> actionsOffset;
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decoder >> actionsOffset;
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if (!actionsOffset)
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return std::nullopt;
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std::optional<unsigned> actionsSize;
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decoder >> actionsSize;
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if (!actionsSize)
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return std::nullopt;
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std::optional<unsigned> filtersWithoutConditionsBytecodeOffset;
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decoder >> filtersWithoutConditionsBytecodeOffset;
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if (!filtersWithoutConditionsBytecodeOffset)
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return std::nullopt;
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std::optional<unsigned> filtersWithoutConditionsBytecodeSize;
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decoder >> filtersWithoutConditionsBytecodeSize;
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if (!filtersWithoutConditionsBytecodeSize)
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return std::nullopt;
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std::optional<unsigned> filtersWithConditionsBytecodeOffset;
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decoder >> filtersWithConditionsBytecodeOffset;
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if (!filtersWithConditionsBytecodeOffset)
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return std::nullopt;
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std::optional<unsigned> filtersWithConditionsBytecodeSize;
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decoder >> filtersWithConditionsBytecodeSize;
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if (!filtersWithConditionsBytecodeSize)
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return std::nullopt;
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std::optional<unsigned> topURLFiltersBytecodeOffset;
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decoder >> topURLFiltersBytecodeOffset;
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if (!topURLFiltersBytecodeOffset)
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return std::nullopt;
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std::optional<unsigned> topURLFiltersBytecodeSize;
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decoder >> topURLFiltersBytecodeSize;
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if (!topURLFiltersBytecodeSize)
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return std::nullopt;
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return {{
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WTFMove(data),
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WTFMove(*conditionsApplyOnlyToDomainOffset),
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WTFMove(*actionsOffset),
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WTFMove(*actionsSize),
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WTFMove(*filtersWithoutConditionsBytecodeOffset),
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WTFMove(*filtersWithoutConditionsBytecodeSize),
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WTFMove(*filtersWithConditionsBytecodeOffset),
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WTFMove(*filtersWithConditionsBytecodeSize),
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WTFMove(*topURLFiltersBytecodeOffset),
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WTFMove(*topURLFiltersBytecodeSize)
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}};
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}
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} // namespace WebKit
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#endif // ENABLE(CONTENT_EXTENSIONS)
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