From 436e31da349a55cf36c6092be1bcb1049583f060 Mon Sep 17 00:00:00 2001
From: Bill Zissimopoulos <billziss@navimatics.com>
Date: Wed, 11 Oct 2017 17:07:38 -0700
Subject: [PATCH] dotnet: GetOperationProcessId

---
 src/dotnet/FileSystemBase.cs | 10 ++++++++++
 src/dotnet/Interop.cs        |  4 ++++
 2 files changed, 14 insertions(+)

diff --git a/src/dotnet/FileSystemBase.cs b/src/dotnet/FileSystemBase.cs
index 84ea3dab..cfd89637 100644
--- a/src/dotnet/FileSystemBase.cs
+++ b/src/dotnet/FileSystemBase.cs
@@ -983,6 +983,16 @@ namespace Fsp
             return Api.FspWin32FromNtStatus(Status);
         }
         /// <summary>
+        /// Gets the originating process ID.
+        /// </summary>
+        /// <remarks>
+        /// Valid only during Create, Open and Rename requests when the target exists.
+        /// </remarks>
+        public static int GetOperationProcessId()
+        {
+            return (int)Api.FspFileSystemOperationProcessId();
+        }
+        /// <summary>
         /// Modifies a security descriptor.
         /// </summary>
         /// <remarks>
diff --git a/src/dotnet/Interop.cs b/src/dotnet/Interop.cs
index 43838240..ed39d279 100644
--- a/src/dotnet/Interop.cs
+++ b/src/dotnet/Interop.cs
@@ -539,6 +539,8 @@ namespace Fsp.Interop
                 IntPtr FileSystem,
                 UInt32 DebugLog);
             [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
+            internal delegate UInt32 FspFileSystemOperationProcessIdF();
+            [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
             [return: MarshalAs(UnmanagedType.U1)]
             internal delegate Boolean FspFileSystemAddDirInfo(
                 IntPtr DirInfo,
@@ -706,6 +708,7 @@ namespace Fsp.Interop
         internal static Proto.FspFileSystemMountPointF FspFileSystemMountPoint;
         internal static Proto.FspFileSystemSetOperationGuardStrategyF FspFileSystemSetOperationGuardStrategy;
         internal static Proto.FspFileSystemSetDebugLogF FspFileSystemSetDebugLog;
+        internal static Proto.FspFileSystemOperationProcessIdF FspFileSystemOperationProcessId;
         internal static Proto.FspFileSystemAddDirInfo _FspFileSystemAddDirInfo;
         internal static Proto.FspFileSystemFindReparsePoint FspFileSystemFindReparsePoint;
         internal static Proto.FspFileSystemResolveReparsePoints FspFileSystemResolveReparsePoints;
@@ -1015,6 +1018,7 @@ namespace Fsp.Interop
             FspFileSystemMountPoint = GetEntryPoint<Proto.FspFileSystemMountPointF>(Module);
             FspFileSystemSetOperationGuardStrategy = GetEntryPoint<Proto.FspFileSystemSetOperationGuardStrategyF>(Module);
             FspFileSystemSetDebugLog = GetEntryPoint<Proto.FspFileSystemSetDebugLogF>(Module);
+            FspFileSystemOperationProcessId = GetEntryPoint<Proto.FspFileSystemOperationProcessIdF>(Module);
             _FspFileSystemAddDirInfo = GetEntryPoint<Proto.FspFileSystemAddDirInfo>(Module);
             FspFileSystemFindReparsePoint = GetEntryPoint<Proto.FspFileSystemFindReparsePoint>(Module);
             FspFileSystemResolveReparsePoints = GetEntryPoint<Proto.FspFileSystemResolveReparsePoints>(Module);