msvcrt: Added _wfopen_s implementation.

dlls/msvcr80/msvcr80.spec

@@ -1146,7 +1146,7 @@
 @ stub _wfindnext64
 @ stub _wfindnext64i32
 @ cdecl _wfopen(wstr wstr) msvcrt._wfopen
-@ stub _wfopen_s
+@ cdecl _wfopen_s(ptr wstr wstr) msvcrt._wfopen_s
 @ cdecl _wfreopen(wstr wstr ptr) msvcrt._wfreopen
 @ stub _wfreopen_s
 @ cdecl _wfsopen(wstr wstr long) msvcrt._wfsopen

dlls/msvcr90/msvcr90.spec

@@ -1133,7 +1133,7 @@
 @ stub _wfindnext64
 @ stub _wfindnext64i32
 @ cdecl _wfopen(wstr wstr) msvcrt._wfopen
-@ stub _wfopen_s
+@ cdecl _wfopen_s(ptr wstr wstr) msvcrt._wfopen_s
 @ cdecl _wfreopen(wstr wstr ptr) msvcrt._wfreopen
 @ stub _wfreopen_s
 @ cdecl _wfsopen(wstr wstr long) msvcrt._wfsopen

dlls/msvcrt/file.c

@@ -2707,6 +2707,25 @@ MSVCRT_FILE * CDECL MSVCRT__wfopen(const MSVCRT_wchar_t *path, const MSVCRT_wcha
     return MSVCRT__wfsopen( path, mode, MSVCRT__SH_DENYNO );
 }
 
+/*********************************************************************
+ *		_wfopen_s (MSVCRT.@)
+ */
+int CDECL MSVCRT__wfopen_s(MSVCRT_FILE** pFile, const MSVCRT_wchar_t *filename,
+        const MSVCRT_wchar_t *mode)
+{
+    if(!pFile) {
+        MSVCRT__invalid_parameter(NULL, NULL, NULL, 0, 0);
+        *MSVCRT__errno() = MSVCRT_EINVAL;
+        return MSVCRT_EINVAL;
+    }
+
+    *pFile = MSVCRT__wfopen(filename, mode);
+
+    if(!*pFile)
+        return *MSVCRT__errno();
+    return 0;
+}
+
 /* MSVCRT_fputc calls MSVCRT__flsbuf which calls MSVCRT_fputc */
 int CDECL MSVCRT__flsbuf(int c, MSVCRT_FILE* file);
 

dlls/msvcrt/msvcrt.spec

@@ -1072,7 +1072,7 @@
 # stub _wfindnext64
 @ cdecl _wfindnexti64(long ptr) MSVCRT__wfindnexti64
 @ cdecl _wfopen(wstr wstr) MSVCRT__wfopen
-# stub _wfopen_s
+@ cdecl _wfopen_s(ptr wstr wstr) MSVCRT__wfopen_s
 @ cdecl _wfreopen(wstr wstr ptr) MSVCRT__wfreopen
 # stub _wfreopen_s
 @ cdecl _wfsopen(wstr wstr long) MSVCRT__wfsopen