AuroraRuntime/Source/IO/Adapters/AuIOAdapterNOPs.cpp

/***
    Copyright (C) 2024 J Reece Wilson (a/k/a "Reece"). All rights reserved.

    File: AuIOAdapterNOPs.cpp
    Date: 2024-1-3
    Author: Reece
***/
#include <Source/RuntimeInternal.hpp>
#include "AuIOAdapterNOPs.hpp"

namespace Aurora::IO::Adapters
{
    EStreamError NOPsStreamReader::IsOpen()
    {
        return EStreamError::eErrorNone;
    }
    
    EStreamError NOPsStreamReader::Read(const Memory::MemoryViewStreamWrite &parameters)
    {
        parameters.outVariable = 0;

        if (!parameters)
        {
            return EStreamError::eErrorOutOfBounds;
        }

        return EStreamError::eErrorNone;
    }
    
    void NOPsStreamReader::Close()
    {

    }

    EStreamError NOPsStreamSeekingReader::IsOpen()
    {
        return EStreamError::eErrorNone;
    }

    EStreamError NOPsStreamSeekingReader::ArbitraryRead(AuUInt uOffset, const Memory::MemoryViewStreamWrite &parameters)
    {
        parameters.outVariable = 0;

        if (!parameters)
        {
            return EStreamError::eErrorOutOfBounds;
        }

        return EStreamError::eErrorNone;
    }

    void NOPsStreamSeekingReader::Close()
    {

    }

    EStreamError NOPsStreamWriter::IsOpen()
    {
        return EStreamError::eErrorNone;
    }

    EStreamError NOPsStreamWriter::Write(const Memory::MemoryViewStreamRead &parameters)
    {
        if (!parameters)
        {
            return EStreamError::eErrorOutOfBounds;
        }

        parameters.outVariable = parameters.length;
        return EStreamError::eErrorNone;
    }

    void NOPsStreamWriter::Close()
    {

    }

    void NOPsStreamWriter::Flush()
    {

    }

    AUKN_SYM AuSPtr<IStreamReader>  NewNOPsReadAdapter()
    {
        SysCheckRetExpNotNullMemory(AuMakeShared<NOPsStreamReader>(), {});
    }

    AUKN_SYM AuSPtr<ISeekingReader> NewNOPsSeekingAdapter()
    {
        SysCheckRetExpNotNullMemory(AuMakeShared<NOPsStreamSeekingReader>(), {});
    }

    AUKN_SYM AuSPtr<IStreamWriter>  NewNOPsWriteAdapter()
    {
        SysCheckRetExpNotNullMemory(AuMakeShared<NOPsStreamWriter>(), {});
    }
}