124 lines
3.0 KiB
C++
124 lines
3.0 KiB
C++
// Copyright (C) 2024 Jérôme "SirLynix" Leclercq (lynix680@gmail.com)
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// This file is part of the "Nazara Engine - Core module"
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// For conditions of distribution and use, see copyright notice in Export.hpp
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#include <Nazara/Core/ByteStream.hpp>
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#include <Nazara/Core/MemoryStream.hpp>
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#include <Nazara/Core/MemoryView.hpp>
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#include <algorithm>
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namespace Nz
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{
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/*!
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* \ingroup core
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* \class Nz::ByteStream
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* \brief Core class that represents a stream of bytes
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*/
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/*!
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* \brief Constructs a ByteStream object with a byte array
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*
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* \param byteArray Bytes to stream
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* \param openMode Reading/writing mode for the stream
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*/
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ByteStream::ByteStream(ByteArray* byteArray, OpenModeFlags openMode) :
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ByteStream()
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{
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SetStream(byteArray, openMode);
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}
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/*!
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* \brief Constructs a ByteStream object with a raw memory and a size
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*
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* \param ptr Pointer to raw memory
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* \param size Size that can be read
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*
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* \remark If preallocated space of ptr is less than the size, the behaviour is undefined
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*/
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ByteStream::ByteStream(void* ptr, Nz::UInt64 size) :
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ByteStream()
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{
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SetStream(ptr, size);
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}
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/*!
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* \brief Constructs a ByteStream object with a raw memory and a size
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*
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* \param ptr Constant pointer to raw memory
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* \param size Size that can be read
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*
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* \remark If preallocated space of ptr is less than the size, the behaviour is undefined
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*/
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ByteStream::ByteStream(const void* ptr, Nz::UInt64 size) :
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ByteStream()
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{
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SetStream(ptr, size);
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}
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/*!
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* \brief Sets this with a byte array
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*
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* \param byteArray Bytes to stream
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* \param openMode Reading/writing mode for the stream
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*/
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void ByteStream::SetStream(ByteArray* byteArray, OpenModeFlags openMode)
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{
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std::unique_ptr<MemoryStream> stream = std::make_unique<MemoryStream>(byteArray, openMode);
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SetStream(stream.get());
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// SetStream reset our smart pointer, set it after calling it
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m_ownedStream = std::move(stream);
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}
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/*!
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* \brief Sets this with a raw memory and a size
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*
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* \param ptr Pointer to raw memory
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* \param size Size that can be read
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*
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* \remark If preallocated space of ptr is less than the size, the behaviour is undefined
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*/
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void ByteStream::SetStream(void* ptr, Nz::UInt64 size)
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{
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std::unique_ptr<MemoryView> stream = std::make_unique<MemoryView>(ptr, size);
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SetStream(stream.get());
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// SetStream reset our smart pointer, set it after calling it
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m_ownedStream = std::move(stream);
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}
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/*!
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* \brief Sets this with a raw memory and a size
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*
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* \param ptr Constant pointer to raw memory
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* \param size Size that can be read
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*
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* \remark If preallocated space of ptr is less than the size, the behaviour is undefined
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*/
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void ByteStream::SetStream(const void* ptr, Nz::UInt64 size)
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{
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std::unique_ptr<MemoryView> stream = std::make_unique<MemoryView>(ptr, size);
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SetStream(stream.get());
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// SetStream reset our smart pointer, set it after calling it
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m_ownedStream = std::move(stream);
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}
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/*!
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* \brief Signal function (meant to be virtual)
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*
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* \remark Produces a NazaraError
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*/
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void ByteStream::OnEmptyStream()
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{
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NazaraError("no stream");
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}
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}
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