[khornicek] 66742: [KERNEL32] - don't garble the output with invalid data in WideCharToUtf7 - fixes whopping 65536 failed tests and as a result Testman shouldn't choke on kernel32:codepage anymore

Author: khornicek
Date: Mon Mar 16 19:00:57 2015
New Revision: 66742

URL: http://svn.reactos.org/svn/reactos?rev=66742&view=rev
Log:
[KERNEL32]
- don't garble the output with invalid data in WideCharToUtf7
- fixes whopping 65536 failed tests and as a result Testman shouldn't choke on kernel32:codepage anymore

Modified:
    trunk/reactos/dll/win32/kernel32/winnls/string/nls.c

Modified: trunk/reactos/dll/win32/kernel32/winnls/string/nls.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/dll/win32/kernel32/winnls/s...
==============================================================================
--- trunk/reactos/dll/win32/kernel32/winnls/string/nls.c	[iso-8859-1] (original)
+++ trunk/reactos/dll/win32/kernel32/winnls/string/nls.c	[iso-8859-1] Mon Mar 16 19:00:57 2015
@@ -1654,12 +1654,12 @@
             }
             *pszUtf7++ = base64[wsz[0] >> 10];
             *pszUtf7++ = base64[(wsz[0] >> 4) & 0x3F];
-            *pszUtf7++ = base64[(wsz[0] << 2 | wsz[1] >> 14) & 0x3F];
+            *pszUtf7++ = base64[(wsz[0] << 2 | (n >= 2 ? wsz[1] >> 14 : 0)) & 0x3F];
             if (n >= 2)
             {
                 *pszUtf7++ = base64[(wsz[1] >> 8) & 0x3F];
                 *pszUtf7++ = base64[(wsz[1] >> 2) & 0x3F];
-                *pszUtf7++ = base64[(wsz[1] << 4 | wsz[2] >> 12) & 0x3F];
+                *pszUtf7++ = base64[(wsz[1] << 4 | (n >= 3 ? wsz[2] >> 12 : 0)) & 0x3F];
                 if (n >= 3)
                 {
                     *pszUtf7++ = base64[(wsz[2] >> 6) & 0x3F];