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46 lines
1.1 KiB
C#
46 lines
1.1 KiB
C#
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using System;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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namespace Ryujinx.Common.Memory
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{
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public ref struct SpanWriter
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{
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private Span<byte> _output;
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public int Length => _output.Length;
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public SpanWriter(Span<byte> output)
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{
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_output = output;
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}
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public void Write<T>(T value) where T : unmanaged
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{
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MemoryMarshal.Cast<byte, T>(_output)[0] = value;
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_output = _output.Slice(Unsafe.SizeOf<T>());
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}
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public void Write(ReadOnlySpan<byte> data)
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{
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data.CopyTo(_output.Slice(0, data.Length));
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_output = _output.Slice(data.Length);
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}
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public void WriteAt<T>(int offset, T value) where T : unmanaged
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{
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MemoryMarshal.Cast<byte, T>(_output.Slice(offset))[0] = value;
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}
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public void WriteAt(int offset, ReadOnlySpan<byte> data)
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{
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data.CopyTo(_output.Slice(offset, data.Length));
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}
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public void Skip(int size)
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{
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_output = _output.Slice(size);
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}
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}
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}
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