msvcrt: Add _mbsnbcpy_s_l implementation.

dlls/msvcr100/msvcr100.spec

@@ -1132,7 +1132,7 @@
 @ cdecl _mbsnbcpy(ptr str long)
 @ stub _mbsnbcpy_l
 @ cdecl _mbsnbcpy_s(ptr long str long)
-@ stub _mbsnbcpy_s_l
+@ cdecl _mbsnbcpy_s_l(ptr long str long ptr)
 @ cdecl _mbsnbicmp(str str long)
 @ stub _mbsnbicmp_l
 @ cdecl _mbsnbicoll(str str long)

dlls/msvcr110/msvcr110.spec

@@ -1490,7 +1490,7 @@
 @ cdecl _mbsnbcpy(ptr str long)
 @ stub _mbsnbcpy_l
 @ cdecl _mbsnbcpy_s(ptr long str long)
-@ stub _mbsnbcpy_s_l
+@ cdecl _mbsnbcpy_s_l(ptr long str long ptr)
 @ cdecl _mbsnbicmp(str str long)
 @ stub _mbsnbicmp_l
 @ cdecl _mbsnbicoll(str str long)

dlls/msvcr80/msvcr80.spec

@@ -804,7 +804,7 @@
 @ cdecl _mbsnbcpy(ptr str long)
 @ stub _mbsnbcpy_l
 @ cdecl _mbsnbcpy_s(ptr long str long)
-@ stub _mbsnbcpy_s_l
+@ cdecl _mbsnbcpy_s_l(ptr long str long ptr)
 @ cdecl _mbsnbicmp(str str long)
 @ stub _mbsnbicmp_l
 @ cdecl _mbsnbicoll(str str long)

dlls/msvcr90/msvcr90.spec

@@ -782,7 +782,7 @@
 @ cdecl _mbsnbcpy(ptr str long)
 @ stub _mbsnbcpy_l
 @ cdecl _mbsnbcpy_s(ptr long str long)
-@ stub _mbsnbcpy_s_l
+@ cdecl _mbsnbcpy_s_l(ptr long str long ptr)
 @ cdecl _mbsnbicmp(str str long)
 @ stub _mbsnbicmp_l
 @ cdecl _mbsnbicoll(str str long)

dlls/msvcrt/mbcs.c

@@ -638,12 +638,13 @@ unsigned char* CDECL _mbsncpy(unsigned char* dst, const unsigned char* src, MSVC
 }
 
 /*********************************************************************
- *              _mbsnbcpy_s(MSVCRT.@)
+ *              _mbsnbcpy_s_l(MSVCRT.@)
  * REMARKS
  * Unlike _mbsnbcpy this function does not pad the rest of the dest
  * string with 0
  */
-int CDECL _mbsnbcpy_s(unsigned char* dst, MSVCRT_size_t size, const unsigned char* src, MSVCRT_size_t n)
+int CDECL _mbsnbcpy_s_l(unsigned char* dst, MSVCRT_size_t size,
+        const unsigned char* src, MSVCRT_size_t n, MSVCRT__locale_t locale)
 {
     MSVCRT_size_t pos = 0;
 
@@ -657,7 +658,7 @@ int CDECL _mbsnbcpy_s(unsigned char* dst, MSVCRT_size_t size, const unsigned cha
     if(!n)
         return 0;
 
-    if(get_mbcinfo()->ismbcodepage)
+    if((locale ? locale->mbcinfo : get_mbcinfo())->ismbcodepage)
     {
         int is_lead = 0;
         while (*src && n)
@@ -703,6 +704,14 @@ int CDECL _mbsnbcpy_s(unsigned char* dst, MSVCRT_size_t size, const unsigned cha
 }
 
 /*********************************************************************
+ *              _mbsnbcpy_s(MSVCRT.@)
+ */
+int CDECL _mbsnbcpy_s(unsigned char* dst, MSVCRT_size_t size, const unsigned char* src, MSVCRT_size_t n)
+{
+    return _mbsnbcpy_s_l(dst, size, src, n, NULL);
+}
+
+/*********************************************************************
  *              _mbsnbcpy(MSVCRT.@)
  * REMARKS
  *  Like strncpy this function doesn't enforce the string to be

dlls/msvcrt/msvcrt.spec

@@ -755,7 +755,7 @@
 @ cdecl _mbsnbcpy(ptr str long)
 # stub _mbsnbcpy_l(ptr str long ptr)
 @ cdecl _mbsnbcpy_s(ptr long str long)
-# stub _mbsnbcpy_s_l(ptr long str long ptr)
+@ cdecl _mbsnbcpy_s_l(ptr long str long ptr)
 @ cdecl _mbsnbicmp(str str long)
 # stub _mbsnbicmp_l(str str long ptr)
 @ cdecl _mbsnbicoll(str str long)