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author | Tom Sepez <tsepez@chromium.org> | 2015-02-04 10:48:28 -0800 |
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committer | Tom Sepez <tsepez@chromium.org> | 2015-02-04 10:48:28 -0800 |
commit | 53476d6956781ceb252e1ae5e01f83a48bcb4908 (patch) | |
tree | 9310dbde273217a0de7e5165c585b081b046bf1c /core/src/fxcrt | |
parent | d2501393eb0c18b5e73506658cd8e8ae0c4ea456 (diff) | |
download | pdfium-53476d6956781ceb252e1ae5e01f83a48bcb4908.tar.xz |
Merge to XFA: Prevent base::CheckedNumeric from leaking outside of pdfium.
Original review URL: https://codereview.chromium.org/896023003
TBR=jam@chromium.org
Review URL: https://codereview.chromium.org/897023005
Diffstat (limited to 'core/src/fxcrt')
-rw-r--r-- | core/src/fxcrt/extension.h | 2 | ||||
-rw-r--r-- | core/src/fxcrt/fx_safe_types.h | 17 |
2 files changed, 19 insertions, 0 deletions
diff --git a/core/src/fxcrt/extension.h b/core/src/fxcrt/extension.h index 05aad67e40..bf60292a4d 100644 --- a/core/src/fxcrt/extension.h +++ b/core/src/fxcrt/extension.h @@ -7,6 +7,8 @@ #ifndef _FXCRT_EXTENSION_IMP_ #define _FXCRT_EXTENSION_IMP_ +#include "fx_safe_types.h" + class IFXCRT_FileAccess { public: diff --git a/core/src/fxcrt/fx_safe_types.h b/core/src/fxcrt/fx_safe_types.h new file mode 100644 index 0000000000..794e1f19dc --- /dev/null +++ b/core/src/fxcrt/fx_safe_types.h @@ -0,0 +1,17 @@ +// Copyright 2014 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +#ifndef FX_SAFE_TYPES_H_ +#define FX_SAFE_TYPES_H_ + +#include <stdlib.h> // For size_t. + +#include "../../../third_party/numerics/safe_math.h" + +typedef base::CheckedNumeric<FX_DWORD> FX_SAFE_DWORD; +typedef base::CheckedNumeric<FX_INT32> FX_SAFE_INT32; +typedef base::CheckedNumeric<size_t> FX_SAFE_SIZE_T; +typedef base::CheckedNumeric<FX_FILESIZE> FX_SAFE_FILESIZE; + +#endif // FX_SAFE_TYPES_H_ |