From e090ca0d6d2785ef4a4e25360ff21fd7f49b566b Mon Sep 17 00:00:00 2001
From: Jiange Sun <jianges@microsoft.com>
Date: Mon, 13 Nov 2017 08:57:58 -0500
Subject: [PATCH] Adding Support to turn on/off Ofs_Delta and
 Strict_Object_Creation

---
 LibGit2Sharp/Core/Proxy.cs     | 24 +++++++++++++++++++++++-
 LibGit2Sharp/GlobalSettings.cs | 18 ++++++++++++++++++
 2 files changed, 41 insertions(+), 1 deletion(-)

diff --git a/LibGit2Sharp/Core/Proxy.cs b/LibGit2Sharp/Core/Proxy.cs
index c46d5fc1e..0aed20552 100644
--- a/LibGit2Sharp/Core/Proxy.cs
+++ b/LibGit2Sharp/Core/Proxy.cs
@@ -3429,7 +3429,29 @@ public static void git_libgit2_opts_set_enable_caching(bool enabled)
             Ensure.ZeroResult(res);
         }
 
-#endregion
+        /// <summary>
+        /// Enable or disable the ofs_delta capabilty
+        /// </summary>
+        /// <param name="enabled">true to enable the ofs_delta capabilty, false otherwise</param>
+        public static void git_libgit2_opts_set_enable_ofsdelta(bool enabled)
+        {
+            // libgit2 expects non-zero value for true
+            var res = NativeMethods.git_libgit2_opts((int)LibGit2Option.EnableOfsDelta, enabled ? 1 : 0);
+            Ensure.ZeroResult(res);
+        }
+
+        /// <summary>
+        /// Enable or disable the strict_object_creation capabilty
+        /// </summary>
+        /// <param name="enabled">true to enable the strict_object_creation capabilty, false otherwise</param>
+        public static void git_libgit2_opts_set_enable_strictobjectcreation(bool enabled)
+        {
+            // libgit2 expects non-zero value for true
+            var res = NativeMethods.git_libgit2_opts((int)LibGit2Option.EnableStrictObjectCreation, enabled ? 1 : 0);
+            Ensure.ZeroResult(res);
+        }
+
+        #endregion
 
         private static ICollection<TResult> git_foreach<T, TResult>(
             Func<T, TResult> resultSelector,
diff --git a/LibGit2Sharp/GlobalSettings.cs b/LibGit2Sharp/GlobalSettings.cs
index eef92c07c..386213c76 100644
--- a/LibGit2Sharp/GlobalSettings.cs
+++ b/LibGit2Sharp/GlobalSettings.cs
@@ -338,5 +338,23 @@ public static void SetEnableCaching(bool enabled)
         {
             Proxy.git_libgit2_opts_set_enable_caching(enabled);
         }
+
+        /// <summary>
+        /// Enable or disable the ofs_delta capability
+        /// </summary>
+        /// <param name="enabled">true to enable the ofs_delta capability, false otherwise</param>
+        public static void SetEnableOfsDelta(bool enabled)
+        {
+            Proxy.git_libgit2_opts_set_enable_ofsdelta(enabled);
+        }
+
+        /// <summary>
+        /// Enable or disable the libgit2 strict_object_creation capability
+        /// </summary>
+        /// <param name="enabled">true to enable the strict_object_creation capability, false otherwise</param>
+        public static void SetEnableStrictObjectCreation(bool enabled)
+        {
+            Proxy.git_libgit2_opts_set_enable_strictobjectcreation(enabled);
+        }
     }
 }