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Fixed debug print to not overflow the stack on long prints.

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Increased buffer from 512 to 1024 bytes, and truncate string using _vsnprintf()

svn path=/trunk/; revision=2650
This commit is contained in:
Phillip Susi 2002-02-25 22:45:04 +00:00
parent 9594f61e1f
commit f83db8cc84
1 changed files with 3 additions and 3 deletions
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6
reactos/ntoskrnl/dbg/print.c
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@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
/* $Id: print.c,v 1.12 2001/03/16 18:11:21 dwelch Exp $ /* $Id: print.c,v 1.13 2002/02/25 22:45:04 phreak Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
@ -57,7 +57,7 @@ ULONG
DbgPrint(PCH Format, ...) DbgPrint(PCH Format, ...)
{ {
ANSI_STRING DebugString; ANSI_STRING DebugString;
CHAR Buffer[512]; CHAR Buffer[1024];
va_list ap; va_list ap;
/* init ansi string */ /* init ansi string */
@ -65,7 +65,7 @@ DbgPrint(PCH Format, ...)
DebugString.MaximumLength = 512; DebugString.MaximumLength = 512;
va_start (ap, Format); va_start (ap, Format);
DebugString.Length = vsprintf (Buffer, Format, ap); DebugString.Length = _vsnprintf (Buffer, sizeof( Buffer ), Format, ap);
va_end (ap); va_end (ap);
KdpPrintString (&DebugString); KdpPrintString (&DebugString);