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-rw-r--r--CONTRIBUTORS1
-rw-r--r--HISTORY1
-rw-r--r--dvbosd.c4
-rw-r--r--osd.h3
4 files changed, 7 insertions, 2 deletions
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index e3f95046..b5f831df 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -1256,6 +1256,7 @@ Marco Schlüßler <marco@lordzodiac.de>
for fixing initializing the day index when editing the weekday parameter of a
repeating timer
for figuring out some obscure length bytes the the CA PMT Reply data of AlphaCrypt CAMs
+ for fixing handling OSD areas that have invalid sizes
Jürgen Schmitz <j.schmitz@web.de>
for reporting a bug in displaying the current channel when switching via the SVDRP
diff --git a/HISTORY b/HISTORY
index e72ee5b6..83b13aca 100644
--- a/HISTORY
+++ b/HISTORY
@@ -3986,3 +3986,4 @@ Video Disk Recorder Revision History
actually removing it (unless a new recording requires the disk space).
- Fixed a possible crash when displaying the "Low disk space!" message from
a background thread (thanks to Christof Steininger).
+- Fixed handling OSD areas that have invalid sizes (thanks to Marco Schlüßler).
diff --git a/dvbosd.c b/dvbosd.c
index 458ec9ce..da58d99c 100644
--- a/dvbosd.c
+++ b/dvbosd.c
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: dvbosd.c 1.27 2005/05/22 10:57:45 kls Exp $
+ * $Id: dvbosd.c 1.28 2005/12/18 12:56:55 kls Exp $
*/
#include "dvbosd.h"
@@ -88,6 +88,8 @@ eOsdError cDvbOsd::CanHandleAreas(const tArea *Areas, int NumAreas)
return oeBppNotSupported;
if ((Areas[i].Width() & (8 / Areas[i].bpp - 1)) != 0)
return oeWrongAlignment;
+ if (Areas[i].Width() < 1 || Areas[i].Height() < 1 || Areas[i].Width() > 720 || Areas[i].Height() > 576)
+ return oeWrongAreaSize;
TotalMemory += Areas[i].Width() * Areas[i].Height() / (8 / Areas[i].bpp);
}
if (TotalMemory > osdMem)
diff --git a/osd.h b/osd.h
index 083d0f4a..9156393e 100644
--- a/osd.h
+++ b/osd.h
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: osd.h 1.49 2005/06/19 10:35:25 kls Exp $
+ * $Id: osd.h 1.50 2005/12/18 12:56:21 kls Exp $
*/
#ifndef __OSD_H
@@ -37,6 +37,7 @@ enum eOsdError { oeOk,
oeAreasOverlap,
oeWrongAlignment,
oeOutOfMemory,
+ oeWrongAreaSize,
oeUnknown,
};