Fix for ODBC-179. For the SQLxxxW family of functions the Wide To Mbs…

… conversion forwards the maximum required buffer size instead of the actual length/needed bytes of the converted input string
FirebirdSQL · Jul 5, 2016 · eb3f397 · eb3f397
1 parent 8de04c8
commit eb3f397
Showing 1 changed file with 3 additions and 3 deletions.
diff --git a/MainUnicode.cpp b/MainUnicode.cpp
@@ -192,13 +192,13 @@ class ConvertingString
 		byteString = new SQLCHAR[ bytesNeeded + 2 ];
 
 		if ( connection )
-			connection->WcsToMbs( (char *)byteString, (const wchar_t*)wcString, bytesNeeded );
+			bytesNeeded = connection->WcsToMbs( (char *)byteString, (const wchar_t*)wcString, bytesNeeded );
 		else
 		{
 #ifdef _WINDOWS
-			WideCharToMultiByte( codePage, 0, wcString, length, (LPSTR)byteString, (int)bytesNeeded, NULL, NULL );
+			bytesNeeded = WideCharToMultiByte( codePage, 0, wcString, length, (LPSTR)byteString, (int)bytesNeeded, NULL, NULL );
 #else
-			wcstombs( (char *)byteString, (const wchar_t*)wcString, bytesNeeded );
+			bytesNeeded = wcstombs( (char *)byteString, (const wchar_t*)wcString, bytesNeeded );
 #endif
 		}