67 lines
1.5 KiB
Plaintext
67 lines
1.5 KiB
Plaintext
// ----------------------------------------------------------------------------
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//
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// Copyright (c) Microsoft Corporation. All rights reserved.
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//
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// ----------------------------------------------------------------------------
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using System;
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using Microsoft.SingSharp;
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using Microsoft.Singularity;
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using Microsoft.Singularity.Channels;
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namespace Smb.Shared
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{
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class BufferPool : IDisposable
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{
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public BufferPool(int maxcount, int size)
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{
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_maxcount = maxcount;
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_buffersize = size;
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}
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readonly int _maxcount;
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readonly int _buffersize;
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readonly VContainer<byte>[]! _pool = new VContainer<byte>[0x10];
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int _readycount = 0;
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public void Recycle([Claims]byte[]! in ExHeap buffer)
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{
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if (_readycount < _pool.Length) {
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VContainer<byte> container = _pool[_readycount];
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if (container != null) {
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container.Release(buffer);
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}
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else {
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_pool[_readycount] = new VContainer<byte>(buffer);
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}
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_readycount++;
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}
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else {
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delete buffer;
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}
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}
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public byte[]! in ExHeap Allocate()
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{
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if (_readycount > 0) {
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byte[] in ExHeap buf = ((!)_pool[--_readycount]).Acquire();
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return buf;
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}
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else {
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byte[]! in ExHeap buf = new[ExHeap] byte[_buffersize];
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return buf;
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}
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}
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public void Dispose()
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{
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for (int i = 0; i < _readycount; i++) {
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byte[] in ExHeap! buf = ((!)_pool[i]).Acquire();
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delete buf;
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}
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_readycount = 0;
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}
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}
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}
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