1 files changed, 40 insertions, 0 deletions
diff --git a/core/fpdfapi/edit/cpdf_objectstream.h b/core/fpdfapi/edit/cpdf_objectstream.h
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index 0000000000..3e5c5a72a9
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+++ b/core/fpdfapi/edit/cpdf_objectstream.h
@@ -0,0 +1,40 @@
+// Copyright 2017 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.
+
+// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
+
+#ifndef CORE_FPDFAPI_EDIT_CPDF_OBJECTSTREAM_H_
+#define CORE_FPDFAPI_EDIT_CPDF_OBJECTSTREAM_H_
+
+#include <vector>
+
+#include "core/fxcrt/fx_basic.h"
+
+class CPDF_Creator;
+class CPDF_Object;
+
+class CPDF_ObjectStream {
+ public:
+  struct Item {
+    uint32_t objnum;
+    FX_STRSIZE offset;
+  };
+
+  CPDF_ObjectStream();
+  ~CPDF_ObjectStream();
+
+  void Start();
+  FX_FILESIZE End(CPDF_Creator* pCreator);
+  void CompressIndirectObject(uint32_t dwObjNum, const CPDF_Object* pObj);
+  void CompressIndirectObject(uint32_t dwObjNum,
+                              const uint8_t* pBuffer,
+                              uint32_t dwSize);
+
+  std::vector<Item> m_Items;
+  CFX_ByteTextBuf m_Buffer;
+  uint32_t m_dwObjNum;
+  int32_t m_index;
+};
+
+#endif  // CORE_FPDFAPI_EDIT_CPDF_OBJECTSTREAM_H_