Implement StringTableDuplicate.

Modified: trunk/reactos/include/wine/setupapi.h
Modified: trunk/reactos/lib/setupapi/setupapi.spec
Modified: trunk/reactos/lib/setupapi/stringtable.c
Modified: trunk/reactos/w32api/include/setupapi.h

--- trunk/reactos/include/wine/setupapi.h	2005-07-02 19:26:43 UTC (rev 16382)
+++ trunk/reactos/include/wine/setupapi.h	2005-07-02 21:32:37 UTC (rev 16383)
@@ -838,6 +838,7 @@

 
 DWORD    WINAPI StringTableAddString(HSTRING_TABLE, LPWSTR, DWORD);
 VOID     WINAPI StringTableDestroy(HSTRING_TABLE);

+HSTRING_TABLE WINAPI StringTableDuplicate(HSTRING_TABLE);

 HSTRING_TABLE WINAPI StringTableInitialize(VOID);
 DWORD    WINAPI StringTableLookUpString(HSTRING_TABLE, LPWSTR, DWORD);
 LPWSTR   WINAPI StringTableStringFromId(HSTRING_TABLE, DWORD);

--- trunk/reactos/lib/setupapi/setupapi.spec	2005-07-02 19:26:43 UTC (rev 16382)
+++ trunk/reactos/lib/setupapi/setupapi.spec	2005-07-02 21:32:37 UTC (rev 16383)
@@ -516,7 +516,7 @@

 @ stdcall StringTableAddString(ptr wstr long)
 @ stub StringTableAddStringEx
 @ stdcall StringTableDestroy(ptr)

-@ stub StringTableDuplicate

+@ stdcall StringTableDuplicate(ptr)

 @ stub StringTableEnum
 @ stub StringTableGetExtraData
 @ stdcall StringTableInitialize()

--- trunk/reactos/lib/setupapi/stringtable.c	2005-07-02 19:26:43 UTC (rev 16382)
+++ trunk/reactos/lib/setupapi/stringtable.c	2005-07-02 21:32:37 UTC (rev 16383)
@@ -36,9 +36,9 @@

 
 typedef struct _STRING_TABLE
 {

-    LPWSTR *pSlots;     /* 0x00 */
-    DWORD dwUsedSlots;  /* 0x04 */
-    DWORD dwMaxSlots;   /* 0x08 */

+    LPWSTR *pSlots;
+    DWORD dwUsedSlots;
+    DWORD dwMaxSlots;

 } STRING_TABLE, *PSTRING_TABLE;
 
 
@@ -222,6 +222,77 @@

 
 
 /**************************************************************************

+ * StringTableDuplicate [SETUPAPI.@]
+ *
+ * Duplicates a given string table.
+ *
+ * PARAMS
+ *     hStringTable [I] Handle to the string table
+ *
+ * RETURNS
+ *     Success: Handle to the duplicated string table
+ *     Failure: NULL
+ *
+ */
+HSTRING_TABLE WINAPI
+StringTableDuplicate(HSTRING_TABLE hStringTable)
+{
+    PSTRING_TABLE pSourceTable;
+    PSTRING_TABLE pDestinationTable;
+    DWORD i;
+    DWORD length;
+
+    TRACE("%p\n", (PVOID)hStringTable);
+
+    pSourceTable = (PSTRING_TABLE)hStringTable;
+    if (pSourceTable == NULL)
+    {
+        ERR("Invalid hStringTable!\n");
+        return (HSTRING_TABLE)NULL;
+    }
+
+    pDestinationTable = MyMalloc(sizeof(STRING_TABLE));
+    if (pDestinationTable == NULL)
+    {
+        ERR("Cound not allocate a new string table!\n");
+        return (HSTRING_TABLE)NULL;
+    }
+
+    memset(pDestinationTable, 0, sizeof(STRING_TABLE));
+
+    pDestinationTable->pSlots = MyMalloc(sizeof(LPWSTR) * pSourceTable->dwMaxSlots);
+    if (pDestinationTable->pSlots == NULL)
+    {
+        MyFree(pDestinationTable);
+        return (HSTRING_TABLE)NULL;
+    }
+
+    memset(pDestinationTable->pSlots, 0, sizeof(LPWSTR) * pSourceTable->dwMaxSlots);
+
+    pDestinationTable->dwUsedSlots = 0;
+    pDestinationTable->dwMaxSlots = pSourceTable->dwMaxSlots;
+
+    for (i = 0; i < pSourceTable->dwMaxSlots; i++)
+    {
+        if (pSourceTable->pSlots[i] != NULL)
+        {
+            length = lstrlenW(pSourceTable->pSlots[i]) + sizeof(WCHAR);
+            pDestinationTable->pSlots[i] = MyMalloc(length);
+            if (pDestinationTable->pSlots[i] != NULL)
+            {
+                memcpy(pDestinationTable->pSlots[i],
+                       pSourceTable->pSlots[i],
+                       length);
+                pDestinationTable->dwUsedSlots++;
+            }
+        }
+    }
+
+    return (HSTRING_TABLE)pDestinationTable;
+}
+
+
+/**************************************************************************

  * StringTableLookUpString [SETUPAPI.@]
  *
  * Searches a string table for a given string.

--- trunk/reactos/w32api/include/setupapi.h	2005-07-02 19:26:43 UTC (rev 16382)
+++ trunk/reactos/w32api/include/setupapi.h	2005-07-02 21:32:37 UTC (rev 16383)
@@ -1350,6 +1350,7 @@

 
 WINSETUPAPI DWORD  WINAPI StringTableAddString(HSTRING_TABLE, LPWSTR, DWORD);
 WINSETUPAPI VOID   WINAPI StringTableDestroy(HSTRING_TABLE);

+WINSETUPAPI HSTRING_TABLE WINAPI StringTableDuplicate(HSTRING_TABLE);

 WINSETUPAPI HSTRING_TABLE WINAPI StringTableInitialize(VOID);
 WINSETUPAPI DWORD  WINAPI StringTableLookUpString(HSTRING_TABLE, LPWSTR, DWORD);
 WINSETUPAPI LPWSTR WINAPI StringTableStringFromId(HSTRING_TABLE, DWORD);