summaryrefslogtreecommitdiff
path: root/core/include/fpdfapi/cpdf_parser.h
diff options
context:
space:
mode:
authorDan Sinclair <dsinclair@chromium.org>2016-03-15 14:57:22 -0400
committerDan Sinclair <dsinclair@chromium.org>2016-03-15 14:57:22 -0400
commitaa403d3f68a966e24a6d8e8c109970930f096afb (patch)
treefeee638c1d8cee4b191bf09c2637009bb9cd6f30 /core/include/fpdfapi/cpdf_parser.h
parente40764862208b8cb76f507c489b01e3795fd93bd (diff)
downloadpdfium-aa403d3f68a966e24a6d8e8c109970930f096afb.tar.xz
core/include/fdpfapi cleanup Part I.
This Cl moves a bunch of the files from core/include/fpdfapi to their correct location outside the core/include tree. R=tsepez@chromium.org Review URL: https://codereview.chromium.org/1805603002 .
Diffstat (limited to 'core/include/fpdfapi/cpdf_parser.h')
-rw-r--r--core/include/fpdfapi/cpdf_parser.h173
1 files changed, 0 insertions, 173 deletions
diff --git a/core/include/fpdfapi/cpdf_parser.h b/core/include/fpdfapi/cpdf_parser.h
deleted file mode 100644
index f2d7343e87..0000000000
--- a/core/include/fpdfapi/cpdf_parser.h
+++ /dev/null
@@ -1,173 +0,0 @@
-// Copyright 2016 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_INCLUDE_FPDFAPI_CPDF_PARSER_H_
-#define CORE_INCLUDE_FPDFAPI_CPDF_PARSER_H_
-
-#include <map>
-#include <memory>
-#include <set>
-
-#include "core/include/fxcrt/fx_basic.h"
-
-class CPDF_Array;
-class CPDF_Dictionary;
-class CPDF_Document;
-class CPDF_IndirectObjectHolder;
-class CPDF_Object;
-class CPDF_StreamAcc;
-class CPDF_SyntaxParser;
-class IFX_FileRead;
-class IPDF_CryptoHandler;
-class IPDF_SecurityHandler;
-
-class CPDF_Parser {
- public:
- enum Error {
- SUCCESS = 0,
- FILE_ERROR,
- FORMAT_ERROR,
- PASSWORD_ERROR,
- HANDLER_ERROR
- };
-
- CPDF_Parser();
- ~CPDF_Parser();
-
- Error StartParse(IFX_FileRead* pFile);
- FX_DWORD GetPermissions(FX_BOOL bCheckRevision = FALSE);
-
- void SetPassword(const FX_CHAR* password) { m_Password = password; }
- CFX_ByteString GetPassword() { return m_Password; }
- CPDF_Dictionary* GetTrailer() const { return m_pTrailer; }
- FX_FILESIZE GetLastXRefOffset() const { return m_LastXRefOffset; }
- CPDF_Document* GetDocument() const { return m_pDocument; }
-
- FX_DWORD GetRootObjNum();
- FX_DWORD GetInfoObjNum();
- CPDF_Array* GetIDArray();
-
- CPDF_Dictionary* GetEncryptDict() const { return m_pEncryptDict; }
-
- CPDF_Object* ParseIndirectObject(CPDF_IndirectObjectHolder* pObjList,
- FX_DWORD objnum);
-
- FX_DWORD GetLastObjNum() const;
- bool IsValidObjectNumber(FX_DWORD objnum) const;
- FX_FILESIZE GetObjectPositionOrZero(FX_DWORD objnum) const;
- uint8_t GetObjectType(FX_DWORD objnum) const;
- uint16_t GetObjectGenNum(FX_DWORD objnum) const;
- bool IsVersionUpdated() const { return m_bVersionUpdated; }
- bool IsObjectFreeOrNull(FX_DWORD objnum) const;
- FX_BOOL IsFormStream(FX_DWORD objnum, FX_BOOL& bForm);
- IPDF_CryptoHandler* GetCryptoHandler();
- IFX_FileRead* GetFileAccess() const;
-
- FX_FILESIZE GetObjectOffset(FX_DWORD objnum) const;
- FX_FILESIZE GetObjectSize(FX_DWORD objnum) const;
-
- void GetIndirectBinary(FX_DWORD objnum, uint8_t*& pBuffer, FX_DWORD& size);
- int GetFileVersion() const { return m_FileVersion; }
- FX_BOOL IsXRefStream() const { return m_bXRefStream; }
-
- CPDF_Object* ParseIndirectObjectAt(CPDF_IndirectObjectHolder* pObjList,
- FX_FILESIZE pos,
- FX_DWORD objnum);
-
- CPDF_Object* ParseIndirectObjectAtByStrict(
- CPDF_IndirectObjectHolder* pObjList,
- FX_FILESIZE pos,
- FX_DWORD objnum,
- FX_FILESIZE* pResultPos);
-
- Error StartAsyncParse(IFX_FileRead* pFile);
-
- FX_DWORD GetFirstPageNo() const { return m_dwFirstPageNo; }
-
- protected:
- struct ObjectInfo {
- ObjectInfo() : pos(0), type(0), gennum(0) {}
-
- FX_FILESIZE pos;
- uint8_t type;
- uint16_t gennum;
- };
-
- void CloseParser();
- CPDF_Object* ParseDirect(CPDF_Object* pObj);
- FX_BOOL LoadAllCrossRefV4(FX_FILESIZE pos);
- FX_BOOL LoadAllCrossRefV5(FX_FILESIZE pos);
- bool LoadCrossRefV4(FX_FILESIZE pos, FX_FILESIZE streampos, FX_BOOL bSkip);
- FX_BOOL LoadCrossRefV5(FX_FILESIZE* pos, FX_BOOL bMainXRef);
- CPDF_Dictionary* LoadTrailerV4();
- FX_BOOL RebuildCrossRef();
- Error SetEncryptHandler();
- void ReleaseEncryptHandler();
- FX_BOOL LoadLinearizedAllCrossRefV4(FX_FILESIZE pos, FX_DWORD dwObjCount);
- FX_BOOL LoadLinearizedCrossRefV4(FX_FILESIZE pos, FX_DWORD dwObjCount);
- FX_BOOL LoadLinearizedAllCrossRefV5(FX_FILESIZE pos);
- Error LoadLinearizedMainXRefTable();
- CPDF_StreamAcc* GetObjectStream(FX_DWORD number);
- FX_BOOL IsLinearizedFile(IFX_FileRead* pFileAccess, FX_DWORD offset);
- void SetEncryptDictionary(CPDF_Dictionary* pDict);
- void ShrinkObjectMap(FX_DWORD size);
-
- CPDF_Document* m_pDocument;
- std::unique_ptr<CPDF_SyntaxParser> m_pSyntax;
- bool m_bOwnFileRead;
- int m_FileVersion;
- CPDF_Dictionary* m_pTrailer;
- CPDF_Dictionary* m_pEncryptDict;
- FX_FILESIZE m_LastXRefOffset;
- FX_BOOL m_bXRefStream;
- std::unique_ptr<IPDF_SecurityHandler> m_pSecurityHandler;
- CFX_ByteString m_bsRecipient;
- CFX_ByteString m_FilePath;
- CFX_ByteString m_Password;
- std::map<FX_DWORD, ObjectInfo> m_ObjectInfo;
- std::set<FX_FILESIZE> m_SortedOffset;
- CFX_ArrayTemplate<CPDF_Dictionary*> m_Trailers;
- bool m_bVersionUpdated;
- CPDF_Object* m_pLinearized;
- FX_DWORD m_dwFirstPageNo;
- FX_DWORD m_dwXrefStartObjNum;
-
- // A map of object numbers to indirect streams. Map owns the streams.
- std::map<FX_DWORD, std::unique_ptr<CPDF_StreamAcc>> m_ObjectStreamMap;
-
- // Mapping of object numbers to offsets. The offsets are relative to the first
- // object in the stream.
- using StreamObjectCache = std::map<FX_DWORD, FX_DWORD>;
-
- // Mapping of streams to their object caches. This is valid as long as the
- // streams in |m_ObjectStreamMap| are valid.
- std::map<CPDF_StreamAcc*, StreamObjectCache> m_ObjCache;
-
- // All indirect object numbers that are being parsed.
- std::set<FX_DWORD> m_ParsingObjNums;
-
- friend class CPDF_DataAvail;
-
- private:
- enum class ParserState {
- kDefault,
- kComment,
- kWhitespace,
- kString,
- kHexString,
- kEscapedString,
- kXref,
- kObjNum,
- kPostObjNum,
- kGenNum,
- kPostGenNum,
- kTrailer,
- kBeginObj,
- kEndObj
- };
-};
-
-#endif // CORE_INCLUDE_FPDFAPI_CPDF_PARSER_H_