XRef Class Reference

#include </home/clem/local/src/opie/noncore/unsupported/qpdf/xpdf/XRef.h>

Collaboration diagram for XRef:

[legend]List of all members.

Public Member Functions
	XRef (BaseStream *strA, GString *ownerPassword, GString *userPassword)
	~XRef ()
GBool	isOk ()
int	getErrorCode ()
GBool	isEncrypted ()
GBool	okToPrint (GBool ignoreOwnerPW=gFalse)
GBool	okToChange (GBool ignoreOwnerPW=gFalse)
GBool	okToCopy (GBool ignoreOwnerPW=gFalse)
GBool	okToAddNotes (GBool ignoreOwnerPW=gFalse)
Object *	getCatalog (Object *obj)
Object *	fetch (int num, int gen, Object *obj)
Object *	getDocInfo (Object *obj)
Object *	getDocInfoNF (Object *obj)
int	getNumObjects ()
Guint	getLastXRefPos ()
int	getRootNum ()
int	getRootGen ()
GBool	getStreamEnd (Guint streamStart, Guint *streamEnd)
Private Member Functions
Guint	readTrailer ()
GBool	readXRef (Guint *pos)
GBool	constructXRef ()
GBool	checkEncrypted (GString *ownerPassword, GString *userPassword)
Guint	strToUnsigned (char *s)
Private Attributes
BaseStream *	str
Guint	start
XRefEntry *	entries
int	size
int	rootNum
int	rootGen
GBool	ok
int	errCode
Object	trailerDict
Guint	lastXRefPos
Guint *	streamEnds
int	streamEndsLen
GBool	encrypted
int	encVersion
int	encRevision
int	keyLength
int	permFlags
Guchar	fileKey [16]
GBool	ownerPasswordOk

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Constructor & Destructor Documentation

XRef::XRef (  BaseStream *  strA, GString *  ownerPassword, GString *  userPassword )

Definition at line 52 of file XRef.cc. References checkEncrypted(), constructXRef(), encrypted, entries, errCode, errDamaged, errEncrypted, errNone, Object::getDict(), BaseStream::getStart(), gFalse, gfree(), gmalloc(), gTrue, i, NULL, XRefEntry::offset, ok, pos, readTrailer(), readXRef(), size, start, str, streamEnds, streamEndsLen, trailerDict, and XRefEntry::used.

XRef::~XRef (   )

Definition at line 113 of file XRef.cc. References entries, Object::free(), gfree(), streamEnds, and trailerDict.

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Member Function Documentation

GBool XRef::checkEncrypted (  GString *  ownerPassword, GString *  userPassword )  [private]

Definition at line 448 of file XRef.cc. References Object::arrayGet(), defPermFlags, Object::dictLookup(), encRevision, encrypted, encVersion, error(), fileKey, Object::free(), Object::getInt(), Object::getName(), Object::getString(), gFalse, gTrue, Object::isArray(), Object::isDict(), Object::isInt(), Object::isName(), Object::isString(), keyLength, Decrypt::makeFileKey(), ownerPasswordOk, permFlags, and trailerDict. Referenced by XRef().

GBool XRef::constructXRef (   )  [private]

Definition at line 344 of file XRef.cc. References buf, Object::dictLookupNF(), entries, error(), Object::free(), XRefEntry::gen, Stream::getLine(), Parser::getObj(), Stream::getPos(), Object::getRefGen(), Object::getRefNum(), gFalse, grealloc(), gTrue, i, Object::initNull(), Object::isDict(), Object::isNone(), Object::isRef(), BaseStream::makeSubStream(), NULL, XRefEntry::offset, p, parser, pos, Stream::reset(), rootGen, rootNum, size, start, str, streamEnds, streamEndsLen, trailerDict, and XRefEntry::used. Referenced by XRef().

Object * XRef::fetch (  int  num, int  gen, Object *  obj )

Definition at line 581 of file XRef.cc. References entries, fileKey, XRefEntry::gen, Parser::getObj(), gFalse, Object::initNull(), keyLength, BaseStream::makeSubStream(), NULL, XRefEntry::offset, parser, size, start, and str. Referenced by Object::fetch(), and getCatalog().

Object* XRef::getCatalog (  Object *  obj  )  [inline]

Definition at line 61 of file XRef.h. References fetch(), rootGen, and rootNum. Referenced by Catalog::Catalog().

Object * XRef::getDocInfo (  Object *  obj  )

Definition at line 623 of file XRef.cc. References Object::dictLookup(), and trailerDict. Referenced by PDFDoc::getDocInfo().

Object * XRef::getDocInfoNF (  Object *  obj  )

Definition at line 628 of file XRef.cc. References Object::dictLookupNF(), and trailerDict.

int XRef::getErrorCode (   )  [inline]

Definition at line 45 of file XRef.h. References errCode. Referenced by PDFDoc::setup().

Guint XRef::getLastXRefPos (   )  [inline]

Definition at line 74 of file XRef.h. References lastXRefPos.

int XRef::getNumObjects (   )  [inline]

Definition at line 71 of file XRef.h. References size.

int XRef::getRootGen (   )  [inline]

Definition at line 78 of file XRef.h. References rootGen.

int XRef::getRootNum (   )  [inline]

Definition at line 77 of file XRef.h. References rootNum.

GBool XRef::getStreamEnd (  Guint  streamStart, Guint *  streamEnd )

Definition at line 632 of file XRef.cc. References gFalse, gTrue, streamEnds, and streamEndsLen. Referenced by Parser::makeStream().

GBool XRef::isEncrypted (   )  [inline]

Definition at line 49 of file XRef.h. References encrypted. Referenced by PDFDoc::isEncrypted().

GBool XRef::isOk (   )  [inline]

Definition at line 42 of file XRef.h. References ok. Referenced by PDFDoc::setup().

GBool XRef::okToAddNotes (  GBool  ignoreOwnerPW = gFalse  )

Definition at line 572 of file XRef.cc. References gFalse, gTrue, ownerPasswordOk, permFlags, and permNotes. Referenced by PDFDoc::okToAddNotes().

GBool XRef::okToChange (  GBool  ignoreOwnerPW = gFalse  )

Definition at line 554 of file XRef.cc. References gFalse, gTrue, ownerPasswordOk, permChange, and permFlags. Referenced by PDFDoc::okToChange().

GBool XRef::okToCopy (  GBool  ignoreOwnerPW = gFalse  )

Definition at line 563 of file XRef.cc. References gFalse, gTrue, ownerPasswordOk, permCopy, and permFlags. Referenced by PDFDoc::okToCopy().

GBool XRef::okToPrint (  GBool  ignoreOwnerPW = gFalse  )

Definition at line 545 of file XRef.cc. References gFalse, gTrue, ownerPasswordOk, permFlags, and permPrint. Referenced by PDFDoc::okToPrint().

Guint XRef::readTrailer (   )  [private]

Definition at line 123 of file XRef.cc. References buf, Object::free(), Stream::getChar(), Object::getInt(), Parser::getObj(), Object::getRefGen(), Object::getRefNum(), gFalse, i, Object::initNull(), Object::isInt(), Object::isRef(), lastXRefPos, BaseStream::makeSubStream(), NULL, p, parser, pos, rootGen, rootNum, BaseStream::setPos(), size, start, str, strToUnsigned(), trailerDict, and xrefSearchSize. Referenced by XRef().

GBool XRef::readXRef (  Guint *  pos  )  [private]

Definition at line 214 of file XRef.cc. References entries, Object::free(), XRefEntry::gen, Stream::getChar(), Object::getDict(), Object::getInt(), Parser::getObj(), Stream::getPos(), gFalse, grealloc(), gTrue, i, Object::initNull(), Object::isCmd(), Object::isDict(), Object::isInt(), Stream::lookChar(), BaseStream::makeSubStream(), NULL, XRefEntry::offset, ok, parser, s, BaseStream::setPos(), size, start, str, strToUnsigned(), and XRefEntry::used. Referenced by XRef().

Guint XRef::strToUnsigned (  char *  s  )  [private]

Definition at line 655 of file XRef.cc. References i, p, and Opie::MM::x. Referenced by readTrailer(), and readXRef().

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Member Data Documentation

int XRef::encRevision [private]

Definition at line 102 of file XRef.h. Referenced by checkEncrypted().

GBool XRef::encrypted [private]

Definition at line 100 of file XRef.h. Referenced by checkEncrypted(), isEncrypted(), and XRef().

int XRef::encVersion [private]

Definition at line 101 of file XRef.h. Referenced by checkEncrypted().

XRefEntry* XRef::entries [private]

Definition at line 89 of file XRef.h. Referenced by constructXRef(), fetch(), readXRef(), XRef(), and ~XRef().

int XRef::errCode [private]

Definition at line 93 of file XRef.h. Referenced by getErrorCode(), and XRef().

Guchar XRef::fileKey[16] [private]

Definition at line 105 of file XRef.h. Referenced by checkEncrypted(), and fetch().

int XRef::keyLength [private]

Definition at line 103 of file XRef.h. Referenced by checkEncrypted(), and fetch().

Guint XRef::lastXRefPos [private]

Definition at line 95 of file XRef.h. Referenced by getLastXRefPos(), and readTrailer().

GBool XRef::ok [private]

Definition at line 92 of file XRef.h. Referenced by isOk(), readXRef(), and XRef().

GBool XRef::ownerPasswordOk [private]

Definition at line 106 of file XRef.h. Referenced by checkEncrypted(), okToAddNotes(), okToChange(), okToCopy(), and okToPrint().

int XRef::permFlags [private]

Definition at line 104 of file XRef.h. Referenced by checkEncrypted(), okToAddNotes(), okToChange(), okToCopy(), and okToPrint().

int XRef::rootGen [private]

Definition at line 91 of file XRef.h. Referenced by constructXRef(), getCatalog(), getRootGen(), and readTrailer().

int XRef::rootNum [private]

Definition at line 91 of file XRef.h. Referenced by constructXRef(), getCatalog(), getRootNum(), and readTrailer().

int XRef::size [private]

Definition at line 90 of file XRef.h. Referenced by constructXRef(), fetch(), getNumObjects(), readTrailer(), readXRef(), and XRef().

Guint XRef::start [private]

Definition at line 87 of file XRef.h. Referenced by constructXRef(), fetch(), readTrailer(), readXRef(), and XRef().

BaseStream* XRef::str [private]

Definition at line 86 of file XRef.h. Referenced by constructXRef(), fetch(), readTrailer(), readXRef(), and XRef().

Guint* XRef::streamEnds [private]

Definition at line 96 of file XRef.h. Referenced by constructXRef(), getStreamEnd(), XRef(), and ~XRef().

int XRef::streamEndsLen [private]

Definition at line 98 of file XRef.h. Referenced by constructXRef(), getStreamEnd(), and XRef().

Object XRef::trailerDict [private]

Definition at line 94 of file XRef.h. Referenced by checkEncrypted(), constructXRef(), getDocInfo(), getDocInfoNF(), readTrailer(), XRef(), and ~XRef().

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

• noncore/unsupported/qpdf/xpdf/XRef.h
• noncore/unsupported/qpdf/xpdf/XRef.cc

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