From 9d26058a8e1b61da85ce8f2a4f81fc7dcae63112 Mon Sep 17 00:00:00 2001
From: Eric Kohl <eric.kohl@reactos.org>
Date: Sun, 12 Aug 2018 22:19:05 +0200
Subject: [PATCH] [UMPNPMGR] Partially implement ReenumerateDeviceInstance
 which is needed by the Lenovo T400 network driver installer

---
 base/services/umpnpmgr/umpnpmgr.c | 36 ++++++++++++++++++++++++++-----
 sdk/include/ndk/cmtypes.h         |  7 ++++++
 2 files changed, 38 insertions(+), 5 deletions(-)

diff --git a/base/services/umpnpmgr/umpnpmgr.c b/base/services/umpnpmgr/umpnpmgr.c
index 478bcc7825d..02eaf05b3a9 100644
--- a/base/services/umpnpmgr/umpnpmgr.c
+++ b/base/services/umpnpmgr/umpnpmgr.c
@@ -1959,11 +1959,36 @@ DisableDeviceInstance(LPWSTR pszDeviceInstance)
 
 
 static CONFIGRET
-ReenumerateDeviceInstance(LPWSTR pszDeviceInstance)
+ReenumerateDeviceInstance(
+    _In_ LPWSTR pszDeviceInstance,
+    _In_ ULONG ulFlags)
 {
-    DPRINT("ReenumerateDeviceInstance: not implemented\n");
-    /* FIXME */
-    return CR_CALL_NOT_IMPLEMENTED;
+    PLUGPLAY_CONTROL_ENUMERATE_DEVICE_DATA EnumerateDeviceData;
+    CONFIGRET ret = CR_SUCCESS;
+    NTSTATUS Status;
+
+    DPRINT1("ReenumerateDeviceInstance(%S 0x%08lx)\n",
+           pszDeviceInstance, ulFlags);
+
+    if (ulFlags & ~CM_REENUMERATE_BITS)
+        return CR_INVALID_FLAG;
+
+    if (ulFlags & CM_REENUMERATE_RETRY_INSTALLATION)
+    {
+        DPRINT1("CM_REENUMERATE_RETRY_INSTALLATION not implemented!\n");
+    }
+
+    RtlInitUnicodeString(&EnumerateDeviceData.DeviceInstance,
+                         pszDeviceInstance);
+    EnumerateDeviceData.Flags = 0;
+
+    Status = NtPlugPlayControl(PlugPlayControlEnumerateDevice,
+                               &EnumerateDeviceData,
+                               sizeof(PLUGPLAY_CONTROL_ENUMERATE_DEVICE_DATA));
+    if (!NT_SUCCESS(Status))
+        ret = NtStatusToCrError(Status);
+
+    return ret;
 }
 
 
@@ -2004,7 +2029,8 @@ PNP_DeviceInstanceAction(
             break;
 
         case PNP_DEVINST_REENUMERATE:
-            ret = ReenumerateDeviceInstance(pszDeviceInstance1);
+            ret = ReenumerateDeviceInstance(pszDeviceInstance1,
+                                            ulFlags);
             break;
 
         default:
diff --git a/sdk/include/ndk/cmtypes.h b/sdk/include/ndk/cmtypes.h
index 1d58d93b68f..2b854923cf6 100644
--- a/sdk/include/ndk/cmtypes.h
+++ b/sdk/include/ndk/cmtypes.h
@@ -445,6 +445,13 @@ typedef struct _PLUGPLAY_EVENT_BLOCK
 // Plug and Play Control Classes
 //
 
+// Class 0x00
+typedef struct _PLUGPLAY_CONTROL_ENUMERATE_DEVICE_DATA
+{
+    UNICODE_STRING DeviceInstance;
+    ULONG Flags;
+} PLUGPLAY_CONTROL_ENUMERATE_DEVICE_DATA, *PPLUGPLAY_CONTROL_ENUMERATE_DEVICE_DATA;
+
 //Class 0x09
 typedef struct _PLUGPLAY_CONTROL_INTERFACE_DEVICE_LIST_DATA
 {
-- 
2.17.1