From bb3435550f9aa0b6ab9296bde7704de2f3840e04 Mon Sep 17 00:00:00 2001
From: David Hall <dahall@byu.net>
Date: Tue, 29 Oct 2019 10:44:02 -0600
Subject: [PATCH] Added SafeAllocatedMemoryHandle.TakeOwnership method to take
 control of the allocated memory.

---
 Core/InteropServices/SafeMemoryHandle.cs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/Core/InteropServices/SafeMemoryHandle.cs b/Core/InteropServices/SafeMemoryHandle.cs
index 79e035f8..8498dbfd 100644
--- a/Core/InteropServices/SafeMemoryHandle.cs
+++ b/Core/InteropServices/SafeMemoryHandle.cs
@@ -160,6 +160,17 @@ namespace Vanara.InteropServices
 			handle.FillMemory(value, length);
 		}
 
+		/// <summary>Releases the owned handle without releasing the allocated memory and returns a pointer to the current memory.</summary>
+		/// <returns>A pointer to the currently allocated memory. The caller now has the responsibility to free this memory.</returns>
+		public virtual IntPtr TakeOwnership()
+		{
+			var h = handle;
+			SetHandleAsInvalid();
+			handle = IntPtr.Zero;
+			Size = 0;
+			return h;
+		}
+
 		/// <summary>Zero out all allocated memory.</summary>
 		public virtual void Zero() => Fill(0, Size);