mirror of
https://github.com/Ryujinx/Ryujinx.git
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52 lines
1.5 KiB
C#
52 lines
1.5 KiB
C#
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using System;
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using System.Buffers;
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using System.Threading;
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namespace Ryujinx.Common.Memory
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{
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public sealed partial class ByteMemoryPool
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{
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/// <summary>
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/// Represents a <see cref="IMemoryOwner{Byte}"/> that wraps an array rented from
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/// <see cref="ArrayPool{Byte}.Shared"/> and exposes it as <see cref="Memory{Byte}"/>
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/// with a length of the requested size.
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/// </summary>
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private sealed class ByteMemoryPoolBuffer : IMemoryOwner<byte>
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{
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private byte[] _array;
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private readonly int _length;
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public ByteMemoryPoolBuffer(int length)
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{
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_array = ArrayPool<byte>.Shared.Rent(length);
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_length = length;
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}
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/// <summary>
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/// Returns a <see cref="Memory{Byte}"/> belonging to this owner.
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/// </summary>
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public Memory<byte> Memory
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{
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get
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{
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byte[] array = _array;
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ObjectDisposedException.ThrowIf(array is null, this);
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return new Memory<byte>(array, 0, _length);
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}
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}
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public void Dispose()
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{
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var array = Interlocked.Exchange(ref _array, null);
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if (array != null)
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{
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ArrayPool<byte>.Shared.Return(array);
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}
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}
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}
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}
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}
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