[janderwald] 44660: [MMIXER] - Fix buffer overflow

Author: janderwald
Date: Sat Dec 19 22:44:39 2009
New Revision: 44660

URL: http://svn.reactos.org/svn/reactos?rev=44660&view=rev
Log:
[MMIXER]
- Fix buffer overflow

Modified:
    trunk/reactos/lib/drivers/sound/mmixer/controls.c

Modified: trunk/reactos/lib/drivers/sound/mmixer/controls.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/lib/drivers/sound/mmixer/co...
==============================================================================
--- trunk/reactos/lib/drivers/sound/mmixer/controls.c [iso-8859-1] (original)
+++ trunk/reactos/lib/drivers/sound/mmixer/controls.c [iso-8859-1] Sat Dec 19 22:44:39 2009
@@ -576,8 +576,12 @@

if (LineName)
     {
-        wcscpy(DestinationLine->Line.szShortName, LineName);
-        wcscpy(DestinationLine->Line.szName, LineName);
+        MixerContext->Copy(DestinationLine->Line.szShortName, LineName, (min(MIXER_SHORT_NAME_CHARS, wcslen(LineName)+1)) * sizeof(WCHAR));
+        DestinationLine->Line.szShortName[MIXER_SHORT_NAME_CHARS-1] = L'\0';
+
+        MixerContext->Copy(DestinationLine->Line.szName, LineName, (min(MIXER_LONG_NAME_CHARS, wcslen(LineName)+1)) * sizeof(WCHAR));
+        DestinationLine->Line.szName[MIXER_LONG_NAME_CHARS-1] = L'\0';
+
     }
     else
     {