ZuneShell.dll/ZuneDBApi/MicrosoftZuneLibrary/ZunePlaylist.cs

using System;
using System.Runtime.InteropServices;

namespace MicrosoftZuneLibrary
{
	public class ZunePlaylist : IDisposable
	{
		private unsafe IPlaylist* m_pPlaylist;

		private bool _disposed;

		internal unsafe IPlaylist* Playlist => m_pPlaylist;

		private void _007EZunePlaylist()
		{
			_0021ZunePlaylist();
		}

		private unsafe void _0021ZunePlaylist()
		{
			//IL_001f: Expected I, but got I8
			//IL_0028: Expected I, but got I8
			if (!_disposed)
			{
				IPlaylist* pPlaylist = m_pPlaylist;
				if (pPlaylist != null)
				{
					((delegate* unmanaged[Cdecl, Cdecl]<IntPtr, uint>)(*(ulong*)(*(long*)pPlaylist + 16)))((nint)pPlaylist);
					m_pPlaylist = null;
				}
			}
		}

		protected virtual void Dispose([MarshalAs(UnmanagedType.U1)] bool P_0)
		{
			if (P_0)
			{
				_0021ZunePlaylist();
				return;
			}
			try
			{
				_0021ZunePlaylist();
			}
			finally
			{
				base.Finalize();
			}
		}

		public sealed override void Dispose()
		{
			Dispose(true);
			GC.SuppressFinalize(this);
		}

		~ZunePlaylist()
		{
			Dispose(false);
		}
	}
}