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-rw-r--r--core/src/fdrm/crypto/fx_crypt.cpp2
-rw-r--r--core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp5
-rw-r--r--core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp2
-rw-r--r--core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp2
-rw-r--r--core/src/fpdfdoc/doc_link.cpp2
-rw-r--r--core/src/fxcrt/extension.h2
-rw-r--r--core/src/fxcrt/fx_safe_types.h17
7 files changed, 29 insertions, 3 deletions
diff --git a/core/src/fdrm/crypto/fx_crypt.cpp b/core/src/fdrm/crypto/fx_crypt.cpp
index 8128f91f89..1fbba993d2 100644
--- a/core/src/fdrm/crypto/fx_crypt.cpp
+++ b/core/src/fdrm/crypto/fx_crypt.cpp
@@ -6,6 +6,8 @@
#include "../../../include/fxcrt/fx_basic.h"
#include "../../../include/fdrm/fx_crypt.h"
+#include "../../../src/fxcrt/fx_safe_types.h"
+
#ifdef __cplusplus
extern "C" {
#endif
diff --git a/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp b/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp
index 3ceb0f7e8b..7d727f37fb 100644
--- a/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp
+++ b/core/src/fpdfapi/fpdf_page/fpdf_page_func.cpp
@@ -4,11 +4,14 @@
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+#include <limits.h>
+
#include "../../../include/fpdfapi/fpdf_page.h"
#include "../../../include/fpdfapi/fpdf_module.h"
+#include "../../../src/fxcrt/fx_safe_types.h"
#include "../../../third_party/numerics/safe_conversions_impl.h"
#include "pageint.h"
-#include <limits.h>
+
class CPDF_PSEngine;
typedef enum {PSOP_ADD, PSOP_SUB, PSOP_MUL, PSOP_DIV, PSOP_IDIV, PSOP_MOD,
PSOP_NEG, PSOP_ABS, PSOP_CEILING, PSOP_FLOOR, PSOP_ROUND, PSOP_TRUNCATE,
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
index 3d999ecf19..340da6f66b 100644
--- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
+++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp
@@ -7,7 +7,7 @@
#include "../../../include/fpdfapi/fpdf_parser.h"
#include "../../../include/fpdfapi/fpdf_module.h"
#include "../../../include/fpdfapi/fpdf_page.h"
-#include "../../../../third_party/numerics/safe_math.h"
+#include "../../../src/fxcrt/fx_safe_types.h"
#include "../fpdf_page/pageint.h"
#include <utility>
#include <vector>
diff --git a/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp b/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
index 1637655e68..f938628f55 100644
--- a/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
+++ b/core/src/fpdfapi/fpdf_render/fpdf_render_loadimage.cpp
@@ -9,9 +9,9 @@
#include "../../../include/fpdfapi/fpdf_module.h"
#include "../../../include/fpdfapi/fpdf_render.h"
#include "../../../include/fpdfapi/fpdf_pageobj.h"
+#include "../../../src/fxcrt/fx_safe_types.h"
#include "../fpdf_page/pageint.h"
#include "render_int.h"
-#include "../../../../third_party/numerics/safe_math.h"
static unsigned int _GetBits8(FX_LPCBYTE pData, int bitpos, int nbits)
{
diff --git a/core/src/fpdfdoc/doc_link.cpp b/core/src/fpdfdoc/doc_link.cpp
index 0d1b98e7b7..c27333e08b 100644
--- a/core/src/fpdfdoc/doc_link.cpp
+++ b/core/src/fpdfdoc/doc_link.cpp
@@ -5,6 +5,8 @@
// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
#include "../../include/fpdfdoc/fpdf_doc.h"
+#include "../../src/fxcrt/fx_safe_types.h"
+
CPDF_LinkList::~CPDF_LinkList()
{
FX_POSITION pos = m_PageMap.GetStartPosition();
diff --git a/core/src/fxcrt/extension.h b/core/src/fxcrt/extension.h
index c23a2e3369..961e0ecf3a 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_