Rico Schüller : d3d10: Add data and size check to parse_dxbc().
Alexandre Julliard
julliard at winehq.org
Wed Jul 21 10:54:49 CDT 2010
Module: wine
Branch: master
Commit: 51c2542631688c0de24cdcf44e7da9963b7cfb2c
URL: http://source.winehq.org/git/wine.git/?a=commit;h=51c2542631688c0de24cdcf44e7da9963b7cfb2c
Author: Rico Schüller <kgbricola at web.de>
Date: Mon Jul 19 21:48:41 2010 +0200
d3d10: Add data and size check to parse_dxbc().
---
dlls/d3d10/utils.c | 12 ++++++++++++
1 files changed, 12 insertions(+), 0 deletions(-)
diff --git a/dlls/d3d10/utils.c b/dlls/d3d10/utils.c
index 633d411..a3f761e 100644
--- a/dlls/d3d10/utils.c
+++ b/dlls/d3d10/utils.c
@@ -141,6 +141,12 @@ HRESULT parse_dxbc(const char *data, SIZE_T data_size,
unsigned int i;
DWORD tag;
+ if (!data)
+ {
+ WARN("No data supplied.\n");
+ return E_FAIL;
+ }
+
read_dword(&ptr, &tag);
TRACE("tag: %s.\n", debugstr_an((const char *)&tag, 4));
@@ -158,6 +164,12 @@ HRESULT parse_dxbc(const char *data, SIZE_T data_size,
read_dword(&ptr, &total_size);
TRACE("total size: %#x\n", total_size);
+ if (data_size != total_size)
+ {
+ WARN("Wrong size supplied.\n");
+ return E_FAIL;
+ }
+
read_dword(&ptr, &chunk_count);
TRACE("chunk count: %#x\n", chunk_count);
More information about the wine-cvs
mailing list