CPDF_Parser Class Reference

#include <cpdf_parser.h>

Inheritance diagram for CPDF_Parser:

Collaboration diagram for CPDF_Parser:

Classes
class	ParsedObjectsHolder

Public Types
enum	Error {   SUCCESS = 0 , FILE_ERROR , FORMAT_ERROR , PASSWORD_ERROR ,   HANDLER_ERROR }

Public Member Functions
	CPDF_Parser (ParsedObjectsHolder *holder)
	CPDF_Parser ()
	~CPDF_Parser ()
Error	StartParse (RetainPtr< IFX_SeekableReadStream > pFile, const ByteString &password)
Error	StartLinearizedParse (RetainPtr< CPDF_ReadValidator > validator, const ByteString &password)
void	SetPassword (const ByteString &password)
ByteString	GetPassword () const
ByteString	GetEncodedPassword () const
const CPDF_Dictionary *	GetTrailer () const
CPDF_Dictionary *	GetMutableTrailerForTesting ()
uint32_t	GetTrailerObjectNumber () const
RetainPtr< CPDF_Dictionary >	GetCombinedTrailer () const
FX_FILESIZE	GetLastXRefOffset () const
uint32_t	GetPermissions (bool get_owner_perms) const
uint32_t	GetRootObjNum () const
uint32_t	GetInfoObjNum () const
RetainPtr< const CPDF_Array >	GetIDArray () const
RetainPtr< const CPDF_Dictionary >	GetRoot () const
RetainPtr< const CPDF_Dictionary >	GetEncryptDict () const
RetainPtr< CPDF_Object >	ParseIndirectObject (uint32_t objnum)
uint32_t	GetLastObjNum () const
bool	IsValidObjectNumber (uint32_t objnum) const
FX_FILESIZE	GetObjectPositionOrZero (uint32_t objnum) const
bool	IsObjectFreeOrNull (uint32_t objnum) const
const RetainPtr< CPDF_SecurityHandler > &	GetSecurityHandler () const
bool	IsObjectFree (uint32_t objnum) const
int	GetFileVersion () const
bool	IsXRefStream () const
RetainPtr< CPDF_Object >	ParseIndirectObjectAt (FX_FILESIZE pos, uint32_t objnum)
FX_FILESIZE	GetDocumentSize () const
uint32_t	GetFirstPageNo () const
const CPDF_LinearizedHeader *	GetLinearizedHeader () const
const CPDF_CrossRefTable *	GetCrossRefTable () const
bool	xref_table_rebuilt () const
std::vector< unsigned int >	GetTrailerEnds ()
bool	WriteToArchive (IFX_ArchiveStream *archive, FX_FILESIZE src_size)
void	SetLinearizedHeaderForTesting (std::unique_ptr< CPDF_LinearizedHeader > pLinearized)

Static Public Attributes
static constexpr uint32_t	kMaxObjectNumber = 4 * 1024 * 1024
static constexpr size_t	kInvalidPos = std::numeric_limits<size_t>::max()

Protected Member Functions
bool	LoadCrossRefV4 (FX_FILESIZE pos, bool bSkip)
bool	RebuildCrossRef ()
Error	StartParseInternal ()
FX_FILESIZE	ParseStartXRef ()
std::unique_ptr< CPDF_LinearizedHeader >	ParseLinearizedHeader ()
void	SetSyntaxParserForTesting (std::unique_ptr< CPDF_SyntaxParser > parser)

Friends
class	CPDF_DataAvail

Detailed Description

Definition at line 37 of file cpdf_parser.h.

Member Enumeration Documentation

Error

enum CPDF_Parser::Error

Enumerator
SUCCESS
FILE_ERROR
FORMAT_ERROR
PASSWORD_ERROR
HANDLER_ERROR

Definition at line 44 of file cpdf_parser.h.

Constructor & Destructor Documentation

CPDF_Parser() [1/2]

CPDF_Parser::CPDF_Parser ( ParsedObjectsHolder * holder )

explicit

Definition at line 155 of file cpdf_parser.cpp.

References CPDF_Parser().

Referenced by CPDF_Parser(), and CPDF_Parser().

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CPDF_Parser() [2/2]

CPDF_Parser::CPDF_Parser

(

)

Definition at line 164 of file cpdf_parser.cpp.

References CPDF_Parser().

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~CPDF_Parser()

CPDF_Parser::~CPDF_Parser ( )

default

Member Function Documentation

GetCombinedTrailer()

RetainPtr< CPDF_Dictionary > CPDF_Parser::GetCombinedTrailer

(

)

const

Definition at line 978 of file cpdf_parser.cpp.

GetCrossRefTable()

const CPDF_CrossRefTable * CPDF_Parser::GetCrossRefTable ( ) const

inline

Definition at line 117 of file cpdf_parser.h.

Referenced by TEST(), TEST(), and TEST().

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GetDocumentSize()

FX_FILESIZE CPDF_Parser::GetDocumentSize

(

)

const

Definition at line 1083 of file cpdf_parser.cpp.

GetEncodedPassword()

ByteString CPDF_Parser::GetEncodedPassword

(

)

const

Definition at line 962 of file cpdf_parser.cpp.

GetEncryptDict()

RetainPtr< const CPDF_Dictionary > CPDF_Parser::GetEncryptDict

(

)

const

Definition at line 943 of file cpdf_parser.cpp.

References GetTrailer().

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GetFileVersion()

int CPDF_Parser::GetFileVersion ( ) const

inline

Definition at line 105 of file cpdf_parser.h.

Referenced by FPDF_GetFileVersion().

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GetFirstPageNo()

uint32_t CPDF_Parser::GetFirstPageNo

(

)

const

Definition at line 1087 of file cpdf_parser.cpp.

Referenced by FPDFAvail_GetFirstPageNum().

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GetIDArray()

RetainPtr< const CPDF_Array > CPDF_Parser::GetIDArray

(

)

const

Definition at line 933 of file cpdf_parser.cpp.

References CPDF_Dictionary::GetArrayFor(), and GetTrailer().

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GetInfoObjNum()

uint32_t CPDF_Parser::GetInfoObjNum

(

)

const

Definition at line 984 of file cpdf_parser.cpp.

References CPDF_Object::kInvalidObjNum.

GetLastObjNum()

uint32_t CPDF_Parser::GetLastObjNum

(

)

const

Definition at line 168 of file cpdf_parser.cpp.

Referenced by IsValidObjectNumber(), and StartLinearizedParse().

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GetLastXRefOffset()

FX_FILESIZE CPDF_Parser::GetLastXRefOffset ( ) const

inline

Definition at line 85 of file cpdf_parser.h.

GetLinearizedHeader()

const CPDF_LinearizedHeader * CPDF_Parser::GetLinearizedHeader ( ) const

inline

Definition at line 113 of file cpdf_parser.h.

GetMutableTrailerForTesting()

CPDF_Dictionary * CPDF_Parser::GetMutableTrailerForTesting

(

)

Definition at line 970 of file cpdf_parser.cpp.

Referenced by CPDFSecurityHandlerEmbedderTest::RemoveTrailerIdFromDocument().

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GetObjectPositionOrZero()

FX_FILESIZE CPDF_Parser::GetObjectPositionOrZero

(

uint32_t

objnum

)

const

Definition at line 178 of file cpdf_parser.cpp.

References CPDF_CrossRefTable::kNormal.

Referenced by ParseIndirectObject().

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GetPassword()

ByteString CPDF_Parser::GetPassword ( ) const

inline

Definition at line 71 of file cpdf_parser.h.

GetPermissions()

uint32_t CPDF_Parser::GetPermissions

(

bool

get_owner_perms

)

const

Definition at line 1103 of file cpdf_parser.cpp.

GetRoot()

RetainPtr< const CPDF_Dictionary > CPDF_Parser::GetRoot

(

)

const

Definition at line 937 of file cpdf_parser.cpp.

Referenced by StartParseInternal().

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GetRootObjNum()

uint32_t CPDF_Parser::GetRootObjNum

(

)

const

Definition at line 992 of file cpdf_parser.cpp.

References CPDF_Object::kInvalidObjNum.

Referenced by StartLinearizedParse(), and StartParseInternal().

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GetSecurityHandler()

const RetainPtr< CPDF_SecurityHandler > & CPDF_Parser::GetSecurityHandler ( ) const

inline

Definition at line 100 of file cpdf_parser.h.

GetTrailer()

const CPDF_Dictionary * CPDF_Parser::GetTrailer

(

)

const

Definition at line 966 of file cpdf_parser.cpp.

Referenced by GetEncryptDict(), GetIDArray(), and StartLinearizedParse().

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GetTrailerEnds()

std::vector< unsigned int > CPDF_Parser::GetTrailerEnds

(

)

Definition at line 1252 of file cpdf_parser.cpp.

References CPDF_SyntaxParser::WordResult::is_number.

GetTrailerObjectNumber()

uint32_t CPDF_Parser::GetTrailerObjectNumber

(

)

const

Definition at line 974 of file cpdf_parser.cpp.

IsObjectFree()

bool CPDF_Parser::IsObjectFree

(

uint32_t

objnum

)

const

Definition at line 201 of file cpdf_parser.cpp.

References CPDF_CrossRefTable::kFree.

IsObjectFreeOrNull()

bool CPDF_Parser::IsObjectFreeOrNull

(

uint32_t

objnum

)

const

Definition at line 189 of file cpdf_parser.cpp.

References CPDF_CrossRefTable::kCompressed, CPDF_CrossRefTable::kFree, CPDF_CrossRefTable::kNormal, and CPDF_CrossRefTable::kNull.

IsValidObjectNumber()

bool CPDF_Parser::IsValidObjectNumber

(

uint32_t

objnum

)

const

Definition at line 174 of file cpdf_parser.cpp.

References GetLastObjNum().

Referenced by ParseIndirectObject().

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IsXRefStream()

bool CPDF_Parser::IsXRefStream ( ) const

inline

Definition at line 106 of file cpdf_parser.h.

LoadCrossRefV4()

bool CPDF_Parser::LoadCrossRefV4 ( FX_FILESIZE pos, bool bSkip )

protected

Definition at line 636 of file cpdf_parser.cpp.

Referenced by StartLinearizedParse(), and TEST().

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ParseIndirectObject()

RetainPtr< CPDF_Object > CPDF_Parser::ParseIndirectObject

(

uint32_t

objnum

)

Definition at line 1000 of file cpdf_parser.cpp.

References GetObjectPositionOrZero(), IsValidObjectNumber(), CPDF_CrossRefTable::kCompressed, CPDF_CrossRefTable::kNormal, and ParseIndirectObjectAt().

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ParseIndirectObjectAt()

RetainPtr< CPDF_Object > CPDF_Parser::ParseIndirectObjectAt	(	FX_FILESIZE	pos,
		uint32_t	objnum )

Definition at line 1062 of file cpdf_parser.cpp.

Referenced by ParseIndirectObject().

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ParseLinearizedHeader()

std::unique_ptr< CPDF_LinearizedHeader > CPDF_Parser::ParseLinearizedHeader ( )

protected

Definition at line 1109 of file cpdf_parser.cpp.

ParseStartXRef()

FX_FILESIZE CPDF_Parser::ParseStartXRef ( )

protected

Definition at line 304 of file cpdf_parser.cpp.

References CPDF_SyntaxParser::WordResult::is_number.

Referenced by StartParseInternal(), TEST(), and TEST().

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RebuildCrossRef()

bool CPDF_Parser::RebuildCrossRef ( )

protected

Definition at line 695 of file cpdf_parser.cpp.

References CPDF_SyntaxParser::WordResult::is_number, kMaxObjectNumber, and fxcrt::ByteString::operator==().

Referenced by StartLinearizedParse(), StartParseInternal(), TEST(), and TEST().

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SetLinearizedHeaderForTesting()

void CPDF_Parser::SetLinearizedHeaderForTesting

(

std::unique_ptr< CPDF_LinearizedHeader >

pLinearized

)

Definition at line 1091 of file cpdf_parser.cpp.

SetPassword()

void CPDF_Parser::SetPassword ( const ByteString & password )

inline

Definition at line 70 of file cpdf_parser.h.

Referenced by StartLinearizedParse(), and StartParse().

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SetSyntaxParserForTesting()

void CPDF_Parser::SetSyntaxParserForTesting ( std::unique_ptr< CPDF_SyntaxParser > parser )

protected

Definition at line 1247 of file cpdf_parser.cpp.

StartLinearizedParse()

CPDF_Parser::Error CPDF_Parser::StartLinearizedParse	(	RetainPtr< CPDF_ReadValidator >	validator,
		const ByteString &	password )

Definition at line 1113 of file cpdf_parser.cpp.

References FORMAT_ERROR, CPDF_Dictionary::GetDirectIntegerFor(), GetLastObjNum(), GetRootObjNum(), GetTrailer(), CPDF_Object::kInvalidObjNum, LoadCrossRefV4(), RebuildCrossRef(), SetPassword(), StartParseInternal(), and SUCCESS.

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StartParse()

CPDF_Parser::Error CPDF_Parser::StartParse	(	RetainPtr< IFX_SeekableReadStream >	pFile,
		const ByteString &	password )

Definition at line 234 of file cpdf_parser.cpp.

References FORMAT_ERROR, SetPassword(), and StartParseInternal().

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StartParseInternal()

CPDF_Parser::Error CPDF_Parser::StartParseInternal ( )

protected

Definition at line 244 of file cpdf_parser.cpp.

References FORMAT_ERROR, GetRoot(), GetRootObjNum(), CPDF_Object::kInvalidObjNum, ParseStartXRef(), RebuildCrossRef(), and SUCCESS.

Referenced by StartLinearizedParse(), StartParse(), and TEST().

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WriteToArchive()

bool CPDF_Parser::WriteToArchive	(	IFX_ArchiveStream *	archive,
		FX_FILESIZE	src_size )

Definition at line 1296 of file cpdf_parser.cpp.

xref_table_rebuilt()

bool CPDF_Parser::xref_table_rebuilt ( ) const

inline

Definition at line 121 of file cpdf_parser.h.

Friends And Related Symbol Documentation

CPDF_DataAvail

friend class CPDF_DataAvail

friend

Definition at line 139 of file cpdf_parser.h.

Member Data Documentation

kInvalidPos

size_t CPDF_Parser::kInvalidPos = std::numeric_limits<size_t>::max()

staticconstexpr

Definition at line 59 of file cpdf_parser.h.

kMaxObjectNumber

uint32_t CPDF_Parser::kMaxObjectNumber = 4 * 1024 * 1024

staticconstexpr

Definition at line 57 of file cpdf_parser.h.

Referenced by CPDF_CrossRefTable::AddCompressed(), CPDF_CrossRefTable::AddNormal(), CPDF_HintTables::ReadPageHintTable(), CPDF_HintTables::ReadSharedObjHintTable(), RebuildCrossRef(), CPDF_CrossRefTable::SetFree(), and TEST_F().

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The documentation for this class was generated from the following files:

• qtwebengine/src/3rdparty/chromium/third_party/pdfium/core/fpdfapi/parser/cpdf_parser.h (9c1f44f67466fea2fb20bb6f31fea388d8c65961)
• qtwebengine/src/3rdparty/chromium/third_party/pdfium/core/fpdfapi/parser/cpdf_parser.cpp (9c1f44f67466fea2fb20bb6f31fea388d8c65961)