[hpoussin] 19813: HMACHINE and DEVINST are not the same thing. Fix their usage

HMACHINE and DEVINST are not the same thing. Fix their usage
Modified: trunk/reactos/lib/setupapi/devinst.c
Modified: trunk/reactos/lib/setupapi/setupapi_private.h
  _____  

Modified: trunk/reactos/lib/setupapi/devinst.c
--- trunk/reactos/lib/setupapi/devinst.c	2005-12-01 22:08:48 UTC
(rev 19812)
+++ trunk/reactos/lib/setupapi/devinst.c	2005-12-01 22:15:57 UTC
(rev 19813)
@@ -621,6 +621,22 @@

     return hDevInfo;
 }
 
+static DWORD
+GetErrorCodeFromCrCode(const IN CONFIGRET cr)
+{
+  switch (cr)
+  {
+    case CR_INVALID_MACHINENAME: return ERROR_INVALID_COMPUTERNAME;
+    case CR_OUT_OF_MEMORY: return ERROR_NOT_ENOUGH_MEMORY;
+    case CR_SUCCESS: return ERROR_SUCCESS;
+    default:
+      /* FIXME */
+      return ERROR_GEN_FAILURE;
+  }
+  
+  /* Does not happen */
+}
+
 
/***********************************************************************
  *		SetupDiCreateDeviceInfoListExW (SETUPAPI.@)
  */
@@ -698,13 +714,7 @@
   cr = CM_Connect_MachineW(UNCServerName, &list->hMachine);
   if (cr != CR_SUCCESS)
   {
-    switch (cr)
-    {
-      case CR_OUT_OF_MEMORY: rc = ERROR_NOT_ENOUGH_MEMORY; break;
-      case CR_INVALID_MACHINENAME: rc = ERROR_INVALID_COMPUTERNAME;
break;
-      default: rc = ERROR_GEN_FAILURE; break;
-    }
-    SetLastError(rc);
+    SetLastError(GetErrorCodeFromCrCode(cr));
     goto cleanup;
   }
 #endif
@@ -758,7 +768,7 @@
                 memcpy(&DeviceInfoData->ClassGuid,
                     &DevInfo->ClassGuid,
                     sizeof(GUID));
-                DeviceInfoData->DevInst = (DWORD)list->hMachine;
+                DeviceInfoData->DevInst = DevInfo->dnDevInst;
                 DeviceInfoData->Reserved = (ULONG_PTR)DevInfo;
                 ret = TRUE;
             }
@@ -1124,11 +1134,13 @@
 
 static BOOL
 CreateDeviceInfoElement(
+    IN struct DeviceInfoSet *list,
     IN LPCWSTR InstancePath,
     IN LPCGUID pClassGuid,
     OUT struct DeviceInfoElement **pDeviceInfo)
 {
     DWORD size;
+    CONFIGRET cr;
     struct DeviceInfoElement *deviceInfo;
 
     *pDeviceInfo = NULL;
@@ -1141,6 +1153,14 @@
         return FALSE;
     }
     memset(deviceInfo, 0, size);
+
+    cr = CM_Locate_DevNode_ExW(&deviceInfo->dnDevInst,
(DEVINSTID_W)InstancePath, CM_LOCATE_DEVNODE_PHANTOM, list->hMachine);
+    if (cr != CR_SUCCESS)
+    {
+        SetLastError(GetErrorCodeFromCrCode(cr));
+        return FALSE;
+    }
+
     deviceInfo->InstallParams.cbSize = sizeof(SP_DEVINSTALL_PARAMS_W);
     wcscpy(deviceInfo->Data, InstancePath);
     deviceInfo->DeviceName = deviceInfo->Data;
@@ -1281,7 +1301,7 @@
             }
 
             /* Add the entry to the list */
-            if (!CreateDeviceInfoElement(InstancePath, &KeyGuid,
&deviceInfo))
+            if (!CreateDeviceInfoElement(list, InstancePath, &KeyGuid,
&deviceInfo))
             {
                 RegCloseKey(hDeviceIdKey);
                 return GetLastError();
@@ -1440,7 +1460,7 @@
             struct DeviceInterface *interfaceInfo;
             TRACE("Adding %s to list\n", debugstr_w(ptr));
             /* Step 1. Create a device info element */
-            if (!CreateDeviceInfoElement(ptr,
&GUID_SERENUM_BUS_ENUMERATOR, &deviceInfo))
+            if (!CreateDeviceInfoElement(list, ptr,
&GUID_SERENUM_BUS_ENUMERATOR, &deviceInfo))
             {
                 if (devices != buf)
                     HeapFree(GetProcessHeap(), 0, devices);
@@ -1664,7 +1684,7 @@
 
             /* We have found a device */
             /* Step 1. Create a device info element */
-            if (!CreateDeviceInfoElement(InstancePath, &ClassGuid,
&deviceInfo))
+            if (!CreateDeviceInfoElement(list, InstancePath,
&ClassGuid, &deviceInfo))
             {
                 RegCloseKey(hReferenceKey);
                 RegCloseKey(hDeviceInstanceKey);
@@ -2061,7 +2081,6 @@
       PDWORD RequiredSize,
       PSP_DEVINFO_DATA DeviceInfoData)
 {
-    struct DeviceInfoSet *list;
     BOOL ret = FALSE;
 
     TRACE("%p %p %p %lu %p %p\n", DeviceInfoSet,
@@ -2072,7 +2091,7 @@
         SetLastError(ERROR_INVALID_PARAMETER);
     else if (DeviceInfoSet == (HDEVINFO)INVALID_HANDLE_VALUE)
         SetLastError(ERROR_INVALID_HANDLE);
-    else if ((list = (struct DeviceInfoSet *)DeviceInfoSet)->magic !=
SETUP_DEV_INFO_SET_MAGIC)
+    else if (((struct DeviceInfoSet *)DeviceInfoSet)->magic !=
SETUP_DEV_INFO_SET_MAGIC)
         SetLastError(ERROR_INVALID_HANDLE);
     else if (DeviceInterfaceData->cbSize !=
sizeof(SP_DEVICE_INTERFACE_DATA))
         SetLastError(ERROR_INVALID_USER_BUFFER);
@@ -2106,7 +2125,7 @@
                 memcpy(&DeviceInfoData->ClassGuid,
                     &deviceInterface->DeviceInfo->ClassGuid,
                     sizeof(GUID));
-                DeviceInfoData->DevInst = (DWORD)list->hMachine;
+                DeviceInfoData->DevInst =
deviceInterface->DeviceInfo->dnDevInst;
                 DeviceInfoData->Reserved =
(ULONG_PTR)deviceInterface->DeviceInfo;
             }
             ret = TRUE;
@@ -4199,7 +4218,7 @@
             {
                 struct DeviceInfoElement *deviceInfo;
 
-                if (CreateDeviceInfoElement(DeviceName, ClassGuid,
&deviceInfo))
+                if (CreateDeviceInfoElement(list, DeviceName,
ClassGuid, &deviceInfo))
                 {
                     InsertTailList(&list->ListHead,
&deviceInfo->ListEntry);
 
@@ -4214,7 +4233,7 @@
                         else
                         {
                             memcpy(&DeviceInfoData->ClassGuid,
ClassGuid, sizeof(GUID));
-                            DeviceInfoData->DevInst =
(DWORD)list->hMachine;
+                            DeviceInfoData->DevInst =
deviceInfo->dnDevInst;
                             DeviceInfoData->Reserved =
(ULONG_PTR)deviceInfo;
                             ret = TRUE;
                         }
@@ -5121,7 +5140,7 @@
             /* FIXME: try to get ClassGUID from registry, instead of
              * sending GUID_NULL to CreateDeviceInfoElement
              */
-            if (!CreateDeviceInfoElement(DeviceInstanceId, &GUID_NULL,
&deviceInfo))
+            if (!CreateDeviceInfoElement(list, DeviceInstanceId,
&GUID_NULL, &deviceInfo))
             {
                 RegCloseKey(hKey);
                 return FALSE;
@@ -5135,7 +5154,7 @@
         if (ret && deviceInfo && DeviceInfoData)
         {
             memcpy(&DeviceInfoData->ClassGuid, &deviceInfo->ClassGuid,
sizeof(GUID));
-            DeviceInfoData->DevInst = (DWORD)list->hMachine;
+            DeviceInfoData->DevInst = deviceInfo->dnDevInst;
             DeviceInfoData->Reserved = (ULONG_PTR)deviceInfo;
         }
     }
  _____  

Modified: trunk/reactos/lib/setupapi/setupapi_private.h
--- trunk/reactos/lib/setupapi/setupapi_private.h	2005-12-01
22:08:48 UTC (rev 19812)
+++ trunk/reactos/lib/setupapi/setupapi_private.h	2005-12-01
22:15:57 UTC (rev 19813)
@@ -85,6 +85,7 @@

 struct DeviceInfoElement /* Element of DeviceInfoSet.ListHead */
 {
     LIST_ENTRY ListEntry;
+    DEVINST dnDevInst; /* Used in CM_* functions */
 
     /* Reserved Field points to a struct DriverInfoElement */
     SP_DEVINSTALL_PARAMS_W InstallParams;