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39 lines
1.4 KiB
C++
39 lines
1.4 KiB
C++
/*
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* All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
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* its licensors.
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*
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* For complete copyright and license terms please see the LICENSE at the root of this
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* distribution (the "License"). All use of this software is governed by the License,
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* or, if provided, by the license below or the license accompanying this file. Do not
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* remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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*
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*/
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// Original file Copyright Crytek GMBH or its affiliates, used under license.
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#include "CrySystem_precompiled.h"
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#include "System.h"
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#include "CryZlib.h"
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bool CSystem::CompressDataBlock(const void* input, size_t inputSize, void* output, size_t& outputSize, int level)
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{
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uLongf destLen = outputSize;
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Bytef* dest = static_cast<Bytef*>(output);
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uLong sourceLen = inputSize;
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const Bytef* source = static_cast<const Bytef*>(input);
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bool ok = Z_OK == compress2(dest, &destLen, source, sourceLen, level);
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outputSize = destLen;
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return ok;
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}
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bool CSystem::DecompressDataBlock(const void* input, size_t inputSize, void* output, size_t& outputSize)
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{
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uLongf destLen = outputSize;
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Bytef* dest = static_cast<Bytef*>(output);
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uLong sourceLen = inputSize;
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const Bytef* source = static_cast<const Bytef*>(input);
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bool ok = Z_OK == uncompress(dest, &destLen, source, sourceLen);
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outputSize = destLen;
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return ok;
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}
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