44 lines
806 B
C++
44 lines
806 B
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#pragma once
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#if WITH_EDITOR
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#include <cstdio>
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#include <istream>
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#include <streambuf>
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class IFileHandle;
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/**
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* Stream buffer that uses \c IFileHandle for file access.
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*/
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class IFileStreamBuf : public std::streambuf
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{
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static const unsigned int buffer_size = 512;
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IFileHandle* istream;
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unsigned char in[buffer_size];
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unsigned char out[buffer_size];
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int total_read;
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bool valid;
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public:
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IFileStreamBuf(IFileHandle* istream);
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virtual ~IFileStreamBuf();
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int process();
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virtual int underflow();
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virtual int overflow(int c = EOF);
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};
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/**
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* Input stream that uses \c IFileHandle for file access.
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*/
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class IFileStream : public std::istream
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{
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IFileStreamBuf buf;
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public:
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IFileStream(IFileHandle* istream);
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virtual ~IFileStream();
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};
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#endif
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