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75 lines
1.9 KiB
C++
75 lines
1.9 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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#ifndef CRYINCLUDE_CRYCOMMONTOOLS_PAKXMLFILEBUFFERSOURCE_H
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#define CRYINCLUDE_CRYCOMMONTOOLS_PAKXMLFILEBUFFERSOURCE_H
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#pragma once
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#include "../CryXML/IXMLSerializer.h"
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#include "IPakSystem.h"
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class PakXmlFileBufferSource
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: public IXmlBufferSource
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{
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public:
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PakXmlFileBufferSource(IPakSystem* pakSystem, const char* path)
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: pakSystem(pakSystem)
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{
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file = pakSystem->Open(path, "r");
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}
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~PakXmlFileBufferSource()
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{
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if (file)
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{
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pakSystem->Close(file);
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}
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}
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virtual int Read(void* buffer, int size) const
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{
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return pakSystem->Read(file, buffer, size);
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};
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IPakSystem* pakSystem;
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PakSystemFile* file;
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};
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class PakXmlBufferSource
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: public IXmlBufferSource
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{
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public:
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PakXmlBufferSource(const char* buffer, size_t length)
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: position(buffer)
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, end(buffer + length)
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{
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}
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virtual int Read(void* output, int size) const
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{
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size_t bytesLeft = end - position;
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size_t bytesToCopy = size < bytesLeft ? size : bytesLeft;
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if (bytesToCopy > 0)
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{
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memcpy(output, position, bytesToCopy);
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position += bytesToCopy;
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}
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return bytesToCopy;
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};
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mutable const char* position;
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const char* end;
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};
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#endif // CRYINCLUDE_CRYCOMMONTOOLS_PAKXMLFILEBUFFERSOURCE_H
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