// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
 
namespace Microsoft.AspNetCore.Cryptography.Cng;
 
// http://msdn.microsoft.com/en-us/library/windows/desktop/aa375370(v=vs.85).aspx
[StructLayout(LayoutKind.Sequential)]
internal unsafe struct BCryptBufferDesc
{
    private const int BCRYPTBUFFER_VERSION = 0;
 
    public uint ulVersion; // Version number
    public uint cBuffers; // Number of buffers
    public BCryptBuffer* pBuffers; // Pointer to array of buffers
 
    [MethodImpl(MethodImplOptions.AggressiveInlining)]
    public static void Initialize(ref BCryptBufferDesc bufferDesc)
    {
        bufferDesc.ulVersion = BCRYPTBUFFER_VERSION;
    }
}