Added redirection dll name.

Author: tyranid

NtApiDotNet/NtProcess.cs

@@ -136,6 +136,13 @@ private static NtProcessCreateResult Create(NtProcessCreateConfig config, string
                     {
                         process_params = config.ProcessParametersCallback(process_params, dispose);
                     }
+                    if (!string.IsNullOrWhiteSpace(config.RedirectionDllName) 
+                        && NtObjectUtils.SupportedVersion >= SupportedVersion.Windows10_19H1)
+                    {
+                        var str = dispose.AddResource(new UnicodeStringAllocated(config.RedirectionDllName));
+                        IntPtr offset = Marshal.OffsetOf(typeof(RtlUserProcessParameters), "RedirectionDllName");
+                        process_params.Write((ulong)offset.ToInt32(), str.String);
+                    }
                 }
 
                 ProcessCreateInfo create_info = dispose.AddResource(new ProcessCreateInfo());

NtApiDotNet/NtProcessCreateConfig.cs

@@ -163,6 +163,11 @@ public sealed class NtProcessCreateConfig
         /// Specify callback to update process parameters.
         /// </summary>
         public Func<SafeProcessParametersBuffer, DisposableList, SafeProcessParametersBuffer> ProcessParametersCallback { get; set; }
+
+        /// <summary>
+        /// Redirection DLL path. Only supported from 1903.
+        /// </summary>
+        public string RedirectionDllName { get; set; }
         #endregion
 
         #region Public Methods