47 lines
1.2 KiB
C++
47 lines
1.2 KiB
C++
/***
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Copyright (C) 2022 J Reece Wilson (a/k/a "Reece"). All rights reserved.
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File: AuIOAdapterSeeking.cpp
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Date: 2022-6-6
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Author: Reece
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***/
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#include <Source/RuntimeInternal.hpp>
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#include <Aurora/IO/IOExperimental.hpp>
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#include "AuIOAdapterSeeking.hpp"
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namespace Aurora::IO::Adapters
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{
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SeekingReader::SeekingReader(const AuSPtr<ISeekingReader> &pReader) :
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pReader(pReader)
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{
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}
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EStreamError SeekingReader::IsOpen()
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{
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return this->pReader ? this->pReader->IsOpen() : EStreamError::eErrorStreamNotOpen;
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}
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EStreamError SeekingReader::Read(const Memory::MemoryViewStreamWrite ¶meters)
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{
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auto error = this->pReader ? this->pReader->ArbitraryRead(this->uIndex, parameters) : EStreamError::eErrorStreamNotOpen;
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if (error == EStreamError::eErrorNone)
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{
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this->uIndex += parameters.outVariable;
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}
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return error;
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}
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void SeekingReader::Close()
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{
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if (auto pReader = AuExchange(this->pReader, {}))
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{
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pReader->Close();
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}
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}
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AUKN_SYM AuSPtr<IStreamReader> NewSeekingReadAdapter(const AuSPtr<ISeekingReader> &pReader)
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{
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SysCheckRetExpNotNullMemory(AuMakeShared<SeekingReader>(pReader), {});
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}
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} |