File: src\Shared\ServerInfrastructure\MemoryPoolExtensions.cs
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Project: src\src\Servers\Kestrel\Core\src\Microsoft.AspNetCore.Server.Kestrel.Core.csproj (Microsoft.AspNetCore.Server.Kestrel.Core)
// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System;
using System.Buffers;
using System.Collections.Generic;
using System.Text;
 
namespace Microsoft.AspNetCore.Server.Kestrel.Core.Internal;
 
internal static class MemoryPoolExtensions
{
    /// <summary>
    /// Computes a minimum segment size
    /// </summary>
    /// <param name="pool"></param>
    /// <returns></returns>
    public static int GetMinimumSegmentSize(this MemoryPool<byte> pool)
    {
        if (pool == null)
        {
            return 4096;
        }
 
        return Math.Min(4096, pool.MaxBufferSize);
    }
 
    public static int GetMinimumAllocSize(this MemoryPool<byte> pool)
    {
        // 1/2 of a segment
        return pool.GetMinimumSegmentSize() / 2;
    }
}