diff options
Diffstat (limited to 'core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp')
| -rw-r--r-- | core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp | 335 |
1 files changed, 165 insertions, 170 deletions
diff --git a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp index c2a856cb50..61a25d565b 100644 --- a/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp +++ b/core/src/fpdfapi/fpdf_parser/fpdf_parser_parser.cpp @@ -22,7 +22,7 @@ namespace { struct SearchTagRecord { - const uint8_t* m_pTag; + const char* m_pTag; FX_DWORD m_Len; FX_DWORD m_Offset; }; @@ -68,11 +68,11 @@ FX_DWORD GetVarInt(const uint8_t* p, int32_t n) { } int32_t GetStreamNCount(CPDF_StreamAcc* pObjStream) { - return pObjStream->GetDict()->GetInteger(FX_BSTRC("N")); + return pObjStream->GetDict()->GetInteger("N"); } int32_t GetStreamFirst(CPDF_StreamAcc* pObjStream) { - return pObjStream->GetDict()->GetInteger(FX_BSTRC("First")); + return pObjStream->GetDict()->GetInteger("First"); } bool CanReadFromBitStream(const CFX_BitStream* hStream, @@ -89,14 +89,14 @@ using ScopedFileStream = nonstd::unique_ptr<IFX_FileStream, ReleaseDeleter<IFX_FileStream>>; FX_BOOL IsSignatureDict(const CPDF_Dictionary* pDict) { - CPDF_Object* pType = pDict->GetElementValue(FX_BSTRC("Type")); + CPDF_Object* pType = pDict->GetElementValue("Type"); if (!pType) { - pType = pDict->GetElementValue(FX_BSTRC("FT")); + pType = pDict->GetElementValue("FT"); if (!pType) { return FALSE; } } - if (pType->GetString() == FX_BSTRC("Sig")) { + if (pType->GetString() == "Sig") { return TRUE; } return FALSE; @@ -201,7 +201,7 @@ FX_DWORD CPDF_Parser::StartParse(IFX_FileRead* pFileAccess, m_pDocument = new CPDF_Document(this); FX_BOOL bXRefRebuilt = FALSE; - if (m_Syntax.SearchWord(FX_BSTRC("startxref"), TRUE, FALSE, 4096)) { + if (m_Syntax.SearchWord("startxref", TRUE, FALSE, 4096)) { FX_FILESIZE startxref_offset = m_Syntax.SavePos(); void* pResult = FXSYS_bsearch(&startxref_offset, m_SortedOffset.GetData(), m_SortedOffset.GetSize(), sizeof(FX_FILESIZE), @@ -264,7 +264,7 @@ FX_DWORD CPDF_Parser::StartParse(IFX_FileRead* pFileAccess, } if (m_pSecurityHandler && !m_pSecurityHandler->IsMetadataEncrypted()) { CPDF_Reference* pMetadata = - ToReference(m_pDocument->GetRoot()->GetElement(FX_BSTRC("Metadata"))); + ToReference(m_pDocument->GetRoot()->GetElement("Metadata")); if (pMetadata) m_Syntax.m_MetadataObjnum = pMetadata->GetRefObjNum(); } @@ -276,7 +276,7 @@ FX_DWORD CPDF_Parser::SetEncryptHandler() { if (m_pTrailer == NULL) { return PDFPARSE_ERROR_FORMAT; } - CPDF_Object* pEncryptObj = m_pTrailer->GetElement(FX_BSTRC("Encrypt")); + CPDF_Object* pEncryptObj = m_pTrailer->GetElement("Encrypt"); if (pEncryptObj) { if (CPDF_Dictionary* pEncryptDict = pEncryptObj->AsDictionary()) { SetEncryptDictionary(pEncryptDict); @@ -301,10 +301,10 @@ FX_DWORD CPDF_Parser::SetEncryptHandler() { } m_Syntax.SetEncrypt(pCryptoHandler.release()); } else if (m_pEncryptDict) { - CFX_ByteString filter = m_pEncryptDict->GetString(FX_BSTRC("Filter")); + CFX_ByteString filter = m_pEncryptDict->GetString("Filter"); nonstd::unique_ptr<CPDF_SecurityHandler> pSecurityHandler; FX_DWORD err = PDFPARSE_ERROR_HANDLER; - if (filter == FX_BSTRC("Standard")) { + if (filter == "Standard") { pSecurityHandler.reset(FPDF_CreateStandardSecurityHandler()); err = PDFPARSE_ERROR_PASSWORD; } @@ -351,7 +351,7 @@ FX_BOOL CPDF_Parser::LoadAllCrossRefV4(FX_FILESIZE xrefpos) { if (m_pTrailer == NULL) { return FALSE; } - int32_t xrefsize = GetDirectInteger(m_pTrailer, FX_BSTRC("Size")); + int32_t xrefsize = GetDirectInteger(m_pTrailer, "Size"); if (xrefsize <= 0 || xrefsize > (1 << 20)) { return FALSE; } @@ -359,11 +359,11 @@ FX_BOOL CPDF_Parser::LoadAllCrossRefV4(FX_FILESIZE xrefpos) { m_V5Type.SetSize(xrefsize); CFX_FileSizeArray CrossRefList, XRefStreamList; CrossRefList.Add(xrefpos); - XRefStreamList.Add(GetDirectInteger(m_pTrailer, FX_BSTRC("XRefStm"))); - if (!CheckDirectType(m_pTrailer, FX_BSTRC("Prev"), PDFOBJ_NUMBER)) { + XRefStreamList.Add(GetDirectInteger(m_pTrailer, "XRefStm")); + if (!CheckDirectType(m_pTrailer, "Prev", PDFOBJ_NUMBER)) { return FALSE; } - FX_FILESIZE newxrefpos = GetDirectInteger(m_pTrailer, FX_BSTRC("Prev")); + FX_FILESIZE newxrefpos = GetDirectInteger(m_pTrailer, "Prev"); if (newxrefpos == xrefpos) { return FALSE; } @@ -376,15 +376,15 @@ FX_BOOL CPDF_Parser::LoadAllCrossRefV4(FX_FILESIZE xrefpos) { if (!pDict) return FALSE; - if (!CheckDirectType(pDict.get(), FX_BSTRC("Prev"), PDFOBJ_NUMBER)) + if (!CheckDirectType(pDict.get(), "Prev", PDFOBJ_NUMBER)) return FALSE; - newxrefpos = GetDirectInteger(pDict.get(), FX_BSTRC("Prev")); + newxrefpos = GetDirectInteger(pDict.get(), "Prev"); if (newxrefpos == xrefpos) return FALSE; xrefpos = newxrefpos; - XRefStreamList.InsertAt(0, pDict->GetInteger(FX_BSTRC("XRefStm"))); + XRefStreamList.InsertAt(0, pDict->GetInteger("XRefStm")); m_Trailers.Add(pDict.release()); } for (int32_t i = 0; i < CrossRefList.GetSize(); i++) { @@ -402,14 +402,14 @@ FX_BOOL CPDF_Parser::LoadLinearizedAllCrossRefV4(FX_FILESIZE xrefpos, if (m_pTrailer == NULL) { return FALSE; } - int32_t xrefsize = GetDirectInteger(m_pTrailer, FX_BSTRC("Size")); + int32_t xrefsize = GetDirectInteger(m_pTrailer, "Size"); if (xrefsize == 0) { return FALSE; } CFX_FileSizeArray CrossRefList, XRefStreamList; CrossRefList.Add(xrefpos); - XRefStreamList.Add(GetDirectInteger(m_pTrailer, FX_BSTRC("XRefStm"))); - xrefpos = GetDirectInteger(m_pTrailer, FX_BSTRC("Prev")); + XRefStreamList.Add(GetDirectInteger(m_pTrailer, "XRefStm")); + xrefpos = GetDirectInteger(m_pTrailer, "Prev"); while (xrefpos) { CrossRefList.InsertAt(0, xrefpos); LoadCrossRefV4(xrefpos, 0, TRUE, FALSE); @@ -417,8 +417,8 @@ FX_BOOL CPDF_Parser::LoadLinearizedAllCrossRefV4(FX_FILESIZE xrefpos, if (pDict == NULL) { return FALSE; } - xrefpos = GetDirectInteger(pDict, FX_BSTRC("Prev")); - XRefStreamList.InsertAt(0, pDict->GetInteger(FX_BSTRC("XRefStm"))); + xrefpos = GetDirectInteger(pDict, "Prev"); + XRefStreamList.InsertAt(0, pDict->GetInteger("XRefStm")); m_Trailers.Add(pDict); } for (int32_t i = 1; i < CrossRefList.GetSize(); i++) @@ -500,7 +500,7 @@ bool CPDF_Parser::LoadCrossRefV4(FX_FILESIZE pos, FX_BOOL bSkip, FX_BOOL bFirst) { m_Syntax.RestorePos(pos); - if (m_Syntax.GetKeyword() != FX_BSTRC("xref")) + if (m_Syntax.GetKeyword() != "xref") return false; if (!FindPosInOffsets(pos)) @@ -786,13 +786,12 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() { m_pDocument, obj_pos, objnum, NULL, &obj_end); if (CPDF_Stream* pStream = ToStream(pObject)) { if (CPDF_Dictionary* pDict = pStream->GetDict()) { - if ((pDict->KeyExist(FX_BSTRC("Type"))) && - (pDict->GetString(FX_BSTRC("Type")) == - FX_BSTRC("XRef") && - pDict->KeyExist(FX_BSTRC("Size")))) { - CPDF_Object* pRoot = pDict->GetElement(FX_BSTRC("Root")); + if ((pDict->KeyExist("Type")) && + (pDict->GetString("Type") == "XRef" && + pDict->KeyExist("Size"))) { + CPDF_Object* pRoot = pDict->GetElement("Root"); if (pRoot && pRoot->GetDict() && - pRoot->GetDict()->GetElement(FX_BSTRC("Pages"))) { + pRoot->GetDict()->GetElement("Pages")) { if (m_pTrailer) m_pTrailer->Release(); m_pTrailer = ToDictionary(pDict->Clone()); @@ -802,7 +801,7 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() { } FX_FILESIZE offset = 0; m_Syntax.RestorePos(obj_pos); - offset = m_Syntax.FindTag(FX_BSTRC("obj"), 0); + offset = m_Syntax.FindTag("obj", 0); if (offset == -1) { offset = 0; } else { @@ -853,8 +852,7 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() { if (CPDF_Dictionary* pTrailer = pStream ? pStream->GetDict() : pObj->AsDictionary()) { if (m_pTrailer) { - CPDF_Object* pRoot = - pTrailer->GetElement(FX_BSTRC("Root")); + CPDF_Object* pRoot = pTrailer->GetElement("Root"); CPDF_Reference* pRef = ToReference(pRoot); if (!pRoot || (pRef && @@ -888,7 +886,7 @@ FX_BOOL CPDF_Parser::RebuildCrossRef() { } FX_FILESIZE dwSavePos = m_Syntax.SavePos(); CFX_ByteString strWord = m_Syntax.GetKeyword(); - if (!strWord.Compare(FX_BSTRC("startxref"))) { + if (!strWord.Compare("startxref")) { FX_BOOL bNumber = FALSE; CFX_ByteString bsOffset = m_Syntax.GetNextWord(bNumber); if (bNumber) { @@ -1010,8 +1008,8 @@ FX_BOOL CPDF_Parser::LoadCrossRefV5(FX_FILESIZE* pos, FX_BOOL bMainXRef) { if (!pStream) return FALSE; - *pos = pStream->GetDict()->GetInteger(FX_BSTRC("Prev")); - int32_t size = pStream->GetDict()->GetInteger(FX_BSTRC("Size")); + *pos = pStream->GetDict()->GetInteger("Prev"); + int32_t size = pStream->GetDict()->GetInteger("Size"); if (size < 0) { pStream->Release(); return FALSE; @@ -1026,7 +1024,7 @@ FX_BOOL CPDF_Parser::LoadCrossRefV5(FX_FILESIZE* pos, FX_BOOL bMainXRef) { m_Trailers.Add(ToDictionary(pStream->GetDict()->Clone())); } std::vector<std::pair<int32_t, int32_t> > arrIndex; - CPDF_Array* pArray = pStream->GetDict()->GetArray(FX_BSTRC("Index")); + CPDF_Array* pArray = pStream->GetDict()->GetArray("Index"); if (pArray) { FX_DWORD nPairSize = pArray->GetCount() / 2; for (FX_DWORD i = 0; i < nPairSize; i++) { @@ -1044,7 +1042,7 @@ FX_BOOL CPDF_Parser::LoadCrossRefV5(FX_FILESIZE* pos, FX_BOOL bMainXRef) { if (arrIndex.size() == 0) { arrIndex.push_back(std::make_pair(0, size)); } - pArray = pStream->GetDict()->GetArray(FX_BSTRC("W")); + pArray = pStream->GetDict()->GetArray("W"); if (pArray == NULL) { pStream->Release(); return FALSE; @@ -1139,24 +1137,24 @@ FX_BOOL CPDF_Parser::LoadCrossRefV5(FX_FILESIZE* pos, FX_BOOL bMainXRef) { return TRUE; } CPDF_Array* CPDF_Parser::GetIDArray() { - CPDF_Object* pID = m_pTrailer ? m_pTrailer->GetElement(FX_BSTRC("ID")) : NULL; + CPDF_Object* pID = m_pTrailer ? m_pTrailer->GetElement("ID") : NULL; if (!pID) return nullptr; if (CPDF_Reference* pRef = pID->AsReference()) { pID = ParseIndirectObject(nullptr, pRef->GetRefObjNum()); - m_pTrailer->SetAt(FX_BSTRC("ID"), pID); + m_pTrailer->SetAt("ID", pID); } return ToArray(pID); } FX_DWORD CPDF_Parser::GetRootObjNum() { - CPDF_Reference* pRef = ToReference( - m_pTrailer ? m_pTrailer->GetElement(FX_BSTRC("Root")) : nullptr); + CPDF_Reference* pRef = + ToReference(m_pTrailer ? m_pTrailer->GetElement("Root") : nullptr); return pRef ? pRef->GetRefObjNum() : 0; } FX_DWORD CPDF_Parser::GetInfoObjNum() { - CPDF_Reference* pRef = ToReference( - m_pTrailer ? m_pTrailer->GetElement(FX_BSTRC("Info")) : nullptr); + CPDF_Reference* pRef = + ToReference(m_pTrailer ? m_pTrailer->GetElement("Info") : nullptr); return pRef ? pRef->GetRefObjNum() : 0; } FX_BOOL CPDF_Parser::IsFormStream(FX_DWORD objnum, FX_BOOL& bForm) { @@ -1184,7 +1182,7 @@ FX_BOOL CPDF_Parser::IsFormStream(FX_DWORD objnum, FX_BOOL& bForm) { FX_FILESIZE size = ((FX_FILESIZE*)pResult)[1] - pos; FX_FILESIZE SavedPos = m_Syntax.SavePos(); m_Syntax.RestorePos(pos); - bForm = m_Syntax.SearchMultiWord(FX_BSTRC("/Form\0stream"), TRUE, size) == 0; + bForm = m_Syntax.SearchMultiWord("/Form\0stream", TRUE, size) == 0; m_Syntax.RestorePos(SavedPos); return TRUE; } @@ -1337,7 +1335,7 @@ void CPDF_Parser::GetIndirectBinary(FX_DWORD objnum, m_Syntax.RestorePos(SavedPos); return; } - if (m_Syntax.GetKeyword() != FX_BSTRC("obj")) { + if (m_Syntax.GetKeyword() != "obj") { m_Syntax.RestorePos(SavedPos); return; } @@ -1353,11 +1351,11 @@ void CPDF_Parser::GetIndirectBinary(FX_DWORD objnum, if (nextoff != pos) { m_Syntax.RestorePos(nextoff); word = m_Syntax.GetNextWord(bIsNumber); - if (word == FX_BSTRC("xref")) { + if (word == "xref") { bNextOffValid = TRUE; } else if (bIsNumber) { word = m_Syntax.GetNextWord(bIsNumber); - if (bIsNumber && m_Syntax.GetKeyword() == FX_BSTRC("obj")) { + if (bIsNumber && m_Syntax.GetKeyword() == "obj") { bNextOffValid = TRUE; } } @@ -1365,7 +1363,7 @@ void CPDF_Parser::GetIndirectBinary(FX_DWORD objnum, if (!bNextOffValid) { m_Syntax.RestorePos(pos); while (1) { - if (m_Syntax.GetKeyword() == FX_BSTRC("endobj")) { + if (m_Syntax.GetKeyword() == "endobj") { break; } if (m_Syntax.SavePos() == m_Syntax.m_FileLen) { @@ -1406,7 +1404,7 @@ CPDF_Object* CPDF_Parser::ParseIndirectObjectAt(CPDF_IndirectObjects* pObjList, return NULL; } FX_DWORD parser_gennum = FXSYS_atoi(word); - if (m_Syntax.GetKeyword() != FX_BSTRC("obj")) { + if (m_Syntax.GetKeyword() != "obj") { m_Syntax.RestorePos(SavedPos); return NULL; } @@ -1414,7 +1412,7 @@ CPDF_Object* CPDF_Parser::ParseIndirectObjectAt(CPDF_IndirectObjects* pObjList, m_Syntax.GetObject(pObjList, objnum, parser_gennum, pContext); m_Syntax.SavePos(); CFX_ByteString bsWord = m_Syntax.GetKeyword(); - if (bsWord == FX_BSTRC("endobj")) { + if (bsWord == "endobj") { m_Syntax.SavePos(); } m_Syntax.RestorePos(SavedPos); @@ -1451,7 +1449,7 @@ CPDF_Object* CPDF_Parser::ParseIndirectObjectAtByStrict( return NULL; } FX_DWORD gennum = FXSYS_atoi(word); - if (m_Syntax.GetKeyword() != FX_BSTRC("obj")) { + if (m_Syntax.GetKeyword() != "obj") { m_Syntax.RestorePos(SavedPos); return NULL; } @@ -1465,7 +1463,7 @@ CPDF_Object* CPDF_Parser::ParseIndirectObjectAtByStrict( } CPDF_Dictionary* CPDF_Parser::LoadTrailerV4() { - if (m_Syntax.GetKeyword() != FX_BSTRC("trailer")) + if (m_Syntax.GetKeyword() != "trailer") return nullptr; nonstd::unique_ptr<CPDF_Object, ReleaseDeleter<CPDF_Object>> pObj( @@ -1480,11 +1478,10 @@ FX_DWORD CPDF_Parser::GetPermissions(FX_BOOL bCheckRevision) { return (FX_DWORD)-1; } FX_DWORD dwPermission = m_pSecurityHandler->GetPermissions(); - if (m_pEncryptDict && - m_pEncryptDict->GetString(FX_BSTRC("Filter")) == FX_BSTRC("Standard")) { + if (m_pEncryptDict && m_pEncryptDict->GetString("Filter") == "Standard") { dwPermission &= 0xFFFFFFFC; dwPermission |= 0xFFFFF0C0; - if (bCheckRevision && m_pEncryptDict->GetInteger(FX_BSTRC("R")) == 2) { + if (bCheckRevision && m_pEncryptDict->GetInteger("R") == 2) { dwPermission &= 0xFFFFF0FF; } } @@ -1519,7 +1516,7 @@ FX_BOOL CPDF_Parser::IsLinearizedFile(IFX_FileRead* pFileAccess, return FALSE; } FX_DWORD gennum = FXSYS_atoi(word); - if (m_Syntax.GetKeyword() != FX_BSTRC("obj")) { + if (m_Syntax.GetKeyword() != "obj") { m_Syntax.RestorePos(SavedPos); return FALSE; } @@ -1529,10 +1526,10 @@ FX_BOOL CPDF_Parser::IsLinearizedFile(IFX_FileRead* pFileAccess, } CPDF_Dictionary* pDict = m_pLinearized->GetDict(); - if (pDict && pDict->GetElement(FX_BSTRC("Linearized"))) { + if (pDict && pDict->GetElement("Linearized")) { m_Syntax.GetNextWord(bIsNumber); - CPDF_Object* pLen = pDict->GetElement(FX_BSTRC("L")); + CPDF_Object* pLen = pDict->GetElement("L"); if (!pLen) { m_pLinearized->Release(); m_pLinearized = NULL; @@ -1542,10 +1539,10 @@ FX_BOOL CPDF_Parser::IsLinearizedFile(IFX_FileRead* pFileAccess, return FALSE; } - if (CPDF_Number* pNo = ToNumber(pDict->GetElement(FX_BSTRC("P")))) + if (CPDF_Number* pNo = ToNumber(pDict->GetElement("P"))) m_dwFirstPageNo = pNo->GetInteger(); - if (CPDF_Number* pTable = ToNumber(pDict->GetElement(FX_BSTRC("T")))) + if (CPDF_Number* pTable = ToNumber(pDict->GetElement("T"))) m_LastXRefOffset = pTable->GetInteger(); return TRUE; @@ -1588,7 +1585,7 @@ FX_DWORD CPDF_Parser::StartAsynParse(IFX_FileRead* pFileAccess, if (m_pTrailer == NULL) { return FALSE; } - int32_t xrefsize = GetDirectInteger(m_pTrailer, FX_BSTRC("Size")); + int32_t xrefsize = GetDirectInteger(m_pTrailer, "Size"); if (xrefsize > 0) { m_CrossRef.SetSize(xrefsize); m_V5Type.SetSize(xrefsize); @@ -1629,8 +1626,8 @@ FX_DWORD CPDF_Parser::StartAsynParse(IFX_FileRead* pFileAccess, } } if (m_pSecurityHandler && m_pSecurityHandler->IsMetadataEncrypted()) { - if (CPDF_Reference* pMetadata = ToReference( - m_pDocument->GetRoot()->GetElement(FX_BSTRC("Metadata")))) + if (CPDF_Reference* pMetadata = + ToReference(m_pDocument->GetRoot()->GetElement("Metadata"))) m_Syntax.m_MetadataObjnum = pMetadata->GetRefObjNum(); } return PDFPARSE_ERROR_SUCCESS; @@ -2044,7 +2041,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, CFX_ByteString nextword = GetNextWord(bIsNumber); if (bIsNumber) { CFX_ByteString nextword2 = GetNextWord(bIsNumber); - if (nextword2 == FX_BSTRC("R")) { + if (nextword2 == "R") { FX_DWORD objnum = FXSYS_atoi(word); if (bTypeOnly) return (CPDF_Object*)PDFOBJ_REFERENCE; @@ -2056,17 +2053,17 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, return (CPDF_Object*)PDFOBJ_NUMBER; return CPDF_Number::Create(word); } - if (word == FX_BSTRC("true") || word == FX_BSTRC("false")) { + if (word == "true" || word == "false") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_BOOLEAN; - return CPDF_Boolean::Create(word == FX_BSTRC("true")); + return CPDF_Boolean::Create(word == "true"); } - if (word == FX_BSTRC("null")) { + if (word == "null") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_NULL; return CPDF_Null::Create(); } - if (word == FX_BSTRC("(")) { + if (word == "(") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_STRING; CFX_ByteString str = ReadString(); @@ -2075,7 +2072,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, } return CPDF_String::Create(str, FALSE); } - if (word == FX_BSTRC("<")) { + if (word == "<") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_STRING; CFX_ByteString str = ReadHexString(); @@ -2084,7 +2081,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, } return CPDF_String::Create(str, TRUE); } - if (word == FX_BSTRC("[")) { + if (word == "[") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_ARRAY; CPDF_Array* pArray = CPDF_Array::Create(); @@ -2099,7 +2096,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, return CPDF_Name::Create( PDF_NameDecode(CFX_ByteStringC(m_WordBuffer + 1, m_WordSize - 1))); } - if (word == FX_BSTRC("<<")) { + if (word == "<<") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_DICTIONARY; @@ -2117,10 +2114,10 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, return nullptr; FX_FILESIZE SavedPos = m_Pos - key.GetLength(); - if (key == FX_BSTRC(">>")) + if (key == ">>") break; - if (key == FX_BSTRC("endobj")) { + if (key == "endobj") { m_Pos = SavedPos; break; } @@ -2132,7 +2129,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, if (key.IsEmpty()) continue; - if (key == FX_BSTRC("/Contents")) + if (key == "/Contents") dwSignValuePos = m_Pos; CPDF_Object* pObj = GetObject(pObjList, objnum, gennum); @@ -2153,7 +2150,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, FX_FILESIZE dwSavePos = m_Pos; m_Pos = dwSignValuePos; CPDF_Object* pObj = GetObject(pObjList, objnum, gennum, NULL, FALSE); - pDict->SetAt(FX_BSTRC("Contents"), pObj); + pDict->SetAt("Contents", pObj); m_Pos = dwSavePos; } if (pContext) { @@ -2165,14 +2162,14 @@ CPDF_Object* CPDF_SyntaxParser::GetObject(CPDF_IndirectObjects* pObjList, FX_FILESIZE SavedPos = m_Pos; FX_BOOL bIsNumber; CFX_ByteString nextword = GetNextWord(bIsNumber); - if (nextword != FX_BSTRC("stream")) { + if (nextword != "stream") { m_Pos = SavedPos; return pDict.release(); } return ReadStream(pDict.release(), pContext, objnum, gennum); } - if (word == FX_BSTRC(">>")) { + if (word == ">>") { m_Pos = SavedPos; return nullptr; } @@ -2205,7 +2202,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObjectByStrict( CFX_ByteString nextword = GetNextWord(bIsNumber); if (bIsNumber) { CFX_ByteString nextword2 = GetNextWord(bIsNumber); - if (nextword2 == FX_BSTRC("R")) { + if (nextword2 == "R") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_REFERENCE; FX_DWORD objnum = FXSYS_atoi(word); @@ -2217,17 +2214,17 @@ CPDF_Object* CPDF_SyntaxParser::GetObjectByStrict( return (CPDF_Object*)PDFOBJ_NUMBER; return CPDF_Number::Create(word); } - if (word == FX_BSTRC("true") || word == FX_BSTRC("false")) { + if (word == "true" || word == "false") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_BOOLEAN; - return CPDF_Boolean::Create(word == FX_BSTRC("true")); + return CPDF_Boolean::Create(word == "true"); } - if (word == FX_BSTRC("null")) { + if (word == "null") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_NULL; return CPDF_Null::Create(); } - if (word == FX_BSTRC("(")) { + if (word == "(") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_STRING; CFX_ByteString str = ReadString(); @@ -2235,7 +2232,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObjectByStrict( m_pCryptoHandler->Decrypt(objnum, gennum, str); return CPDF_String::Create(str, FALSE); } - if (word == FX_BSTRC("<")) { + if (word == "<") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_STRING; CFX_ByteString str = ReadHexString(); @@ -2243,7 +2240,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObjectByStrict( m_pCryptoHandler->Decrypt(objnum, gennum, str); return CPDF_String::Create(str, TRUE); } - if (word == FX_BSTRC("[")) { + if (word == "[") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_ARRAY; nonstd::unique_ptr<CPDF_Array, ReleaseDeleter<CPDF_Array>> pArray( @@ -2258,7 +2255,7 @@ CPDF_Object* CPDF_SyntaxParser::GetObjectByStrict( return CPDF_Name::Create( PDF_NameDecode(CFX_ByteStringC(m_WordBuffer + 1, m_WordSize - 1))); } - if (word == FX_BSTRC("<<")) { + if (word == "<<") { if (bTypeOnly) return (CPDF_Object*)PDFOBJ_DICTIONARY; if (pContext) @@ -2273,10 +2270,10 @@ CPDF_Object* CPDF_SyntaxParser::GetObjectByStrict( if (key.IsEmpty()) return nullptr; - if (key == FX_BSTRC(">>")) + if (key == ">>") break; - if (key == FX_BSTRC("endobj")) { + if (key == "endobj") { m_Pos = SavedPos; break; } @@ -2306,14 +2303,14 @@ CPDF_Object* CPDF_SyntaxParser::GetObjectByStrict( FX_FILESIZE SavedPos = m_Pos; FX_BOOL bIsNumber; CFX_ByteString nextword = GetNextWord(bIsNumber); - if (nextword != FX_BSTRC("stream")) { + if (nextword != "stream") { m_Pos = SavedPos; return pDict.release(); } return ReadStream(pDict.release(), pContext, objnum, gennum); } - if (word == FX_BSTRC(">>")) { + if (word == ">>") { m_Pos = SavedPos; return nullptr; } @@ -2339,7 +2336,7 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, PARSE_CONTEXT* pContext, FX_DWORD objnum, FX_DWORD gennum) { - CPDF_Object* pLenObj = pDict->GetElement(FX_BSTRC("Length")); + CPDF_Object* pLenObj = pDict->GetElement("Length"); FX_FILESIZE len = -1; CPDF_Reference* pLenObjRef = ToReference(pLenObj); @@ -2354,8 +2351,9 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, if (pContext) { pContext->m_DataStart = streamStartPos; } - const unsigned int ENDSTREAM_LEN = sizeof("endstream") - 1; - const unsigned int ENDOBJ_LEN = sizeof("endobj") - 1; + + const CFX_ByteStringC kEndStreamStr("endstream"); + const CFX_ByteStringC kEndObjStr("endobj"); CPDF_CryptoHandler* pCryptoHandler = objnum == (FX_DWORD)m_MetadataObjnum ? nullptr : m_pCryptoHandler.get(); if (!pCryptoHandler) { @@ -2367,13 +2365,15 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, m_Pos = pos.ValueOrDie(); } m_Pos += ReadEOLMarkers(m_Pos); - FXSYS_memset(m_WordBuffer, 0, ENDSTREAM_LEN + 1); + FXSYS_memset(m_WordBuffer, 0, kEndStreamStr.GetLength() + 1); GetNextWord(); // Earlier version of PDF specification doesn't require EOL marker before // 'endstream' keyword. If keyword 'endstream' follows the bytes in // specified length, it signals the end of stream. - if (FXSYS_memcmp(m_WordBuffer, "endstream", ENDSTREAM_LEN) == 0) + if (FXSYS_memcmp(m_WordBuffer, kEndStreamStr.GetPtr(), + kEndStreamStr.GetLength()) == 0) { bSearchForKeyword = FALSE; + } } if (bSearchForKeyword) { // If len is not available, len needs to be calculated @@ -2381,30 +2381,30 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, m_Pos = streamStartPos; FX_FILESIZE endStreamOffset = 0; while (endStreamOffset >= 0) { - endStreamOffset = FindTag(FX_BSTRC("endstream"), 0); + endStreamOffset = FindTag(kEndStreamStr, 0); if (endStreamOffset < 0) { // Can't find any "endstream". break; } - if (IsWholeWord(m_Pos - ENDSTREAM_LEN, m_FileLen, - FX_BSTRC("endstream").GetPtr(), ENDSTREAM_LEN, TRUE)) { + if (IsWholeWord(m_Pos - kEndStreamStr.GetLength(), m_FileLen, + kEndStreamStr, TRUE)) { // Stop searching when the keyword "endstream" is found. - endStreamOffset = m_Pos - streamStartPos - ENDSTREAM_LEN; + endStreamOffset = m_Pos - streamStartPos - kEndStreamStr.GetLength(); break; } } m_Pos = streamStartPos; FX_FILESIZE endObjOffset = 0; while (endObjOffset >= 0) { - endObjOffset = FindTag(FX_BSTRC("endobj"), 0); + endObjOffset = FindTag(kEndObjStr, 0); if (endObjOffset < 0) { // Can't find any "endobj". break; } - if (IsWholeWord(m_Pos - ENDOBJ_LEN, m_FileLen, - FX_BSTRC("endobj").GetPtr(), ENDOBJ_LEN, TRUE)) { + if (IsWholeWord(m_Pos - kEndObjStr.GetLength(), m_FileLen, kEndObjStr, + TRUE)) { // Stop searching when the keyword "endobj" is found. - endObjOffset = m_Pos - streamStartPos - ENDOBJ_LEN; + endObjOffset = m_Pos - streamStartPos - kEndObjStr.GetLength(); break; } } @@ -2436,7 +2436,7 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, pDict->Release(); return nullptr; } - pDict->SetAtInteger(FX_BSTRC("Length"), len); + pDict->SetAtInteger("Length", len); } m_Pos = streamStartPos; } @@ -2465,11 +2465,12 @@ CPDF_Stream* CPDF_SyntaxParser::ReadStream(CPDF_Dictionary* pDict, pContext->m_DataEnd = pContext->m_DataStart + len; } streamStartPos = m_Pos; - FXSYS_memset(m_WordBuffer, 0, ENDOBJ_LEN + 1); + FXSYS_memset(m_WordBuffer, 0, kEndObjStr.GetLength() + 1); GetNextWord(); int numMarkers = ReadEOLMarkers(m_Pos); - if (m_WordSize == ENDOBJ_LEN && numMarkers != 0 && - FXSYS_memcmp(m_WordBuffer, "endobj", ENDOBJ_LEN) == 0) { + if (m_WordSize == kEndObjStr.GetLength() && numMarkers != 0 && + FXSYS_memcmp(m_WordBuffer, kEndObjStr.GetPtr(), kEndObjStr.GetLength()) == + 0) { m_Pos = streamStartPos; } return pStream; @@ -2495,11 +2496,12 @@ int32_t CPDF_SyntaxParser::GetDirectNum() { m_WordBuffer[m_WordSize] = 0; return FXSYS_atoi((const FX_CHAR*)m_WordBuffer); } -FX_BOOL CPDF_SyntaxParser::IsWholeWord(FX_FILESIZE startpos, - FX_FILESIZE limit, - const uint8_t* tag, - FX_DWORD taglen, - FX_BOOL checkKeyword) { + +bool CPDF_SyntaxParser::IsWholeWord(FX_FILESIZE startpos, + FX_FILESIZE limit, + const CFX_ByteStringC& tag, + FX_BOOL checkKeyword) { + const FX_DWORD taglen = tag.GetLength(); bool bCheckLeft = !PDFCharIsDelimiter(tag[0]) && !PDFCharIsWhitespace(tag[0]); bool bCheckRight = !PDFCharIsDelimiter(tag[taglen - 1]) && !PDFCharIsWhitespace(tag[taglen - 1]); @@ -2508,18 +2510,19 @@ FX_BOOL CPDF_SyntaxParser::IsWholeWord(FX_FILESIZE startpos, GetCharAt(startpos + (int32_t)taglen, ch)) { if (PDFCharIsNumeric(ch) || PDFCharIsOther(ch) || (checkKeyword && PDFCharIsDelimiter(ch))) { - return FALSE; + return false; } } if (bCheckLeft && startpos > 0 && GetCharAt(startpos - 1, ch)) { if (PDFCharIsNumeric(ch) || PDFCharIsOther(ch) || (checkKeyword && PDFCharIsDelimiter(ch))) { - return FALSE; + return false; } } - return TRUE; + return true; } + FX_BOOL CPDF_SyntaxParser::SearchWord(const CFX_ByteStringC& tag, FX_BOOL bWholeWord, FX_BOOL bForward, @@ -2570,8 +2573,7 @@ FX_BOOL CPDF_SyntaxParser::SearchWord(const CFX_ByteStringC& tag, } } FX_FILESIZE startpos = bForward ? pos - taglen + 1 : pos; - if (!bWholeWord || - IsWholeWord(startpos, limit, tag.GetPtr(), taglen, FALSE)) { + if (!bWholeWord || IsWholeWord(startpos, limit, tag, FALSE)) { m_Pos = startpos; return TRUE; } @@ -2608,7 +2610,7 @@ int32_t CPDF_SyntaxParser::SearchMultiWord(const CFX_ByteStringC& tags, if (tags[i] == 0) { FX_DWORD len = i - start; max_len = std::max(len, max_len); - patterns[itag].m_pTag = tags.GetPtr() + start; + patterns[itag].m_pTag = tags.GetCStr() + start; patterns[itag].m_Len = len; patterns[itag].m_Offset = 0; start = i + 1; @@ -2634,7 +2636,8 @@ int32_t CPDF_SyntaxParser::SearchMultiWord(const CFX_ByteStringC& tags, continue; if (!bWholeWord || - IsWholeWord(pos - pat.m_Len, limit, pat.m_pTag, pat.m_Len, FALSE)) { + IsWholeWord(pos - pat.m_Len, limit, + CFX_ByteStringC(pat.m_pTag, pat.m_Len), FALSE)) { return i; } @@ -3322,7 +3325,7 @@ FX_BOOL CPDF_DataAvail::CheckRoot(IFX_DownloadHints* pHints) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; } - CPDF_Reference* pRef = ToReference(pDict->GetElement(FX_BSTRC("Pages"))); + CPDF_Reference* pRef = ToReference(pDict->GetElement("Pages")); if (!pRef) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; @@ -3330,7 +3333,7 @@ FX_BOOL CPDF_DataAvail::CheckRoot(IFX_DownloadHints* pHints) { m_PagesObjNum = pRef->GetRefObjNum(); CPDF_Reference* pAcroFormRef = - ToReference(m_pRoot->GetDict()->GetElement(FX_BSTRC("AcroForm"))); + ToReference(m_pRoot->GetDict()->GetElement("AcroForm")); if (pAcroFormRef) { m_bHaveAcroForm = TRUE; m_dwAcroFormObjNum = pAcroFormRef->GetRefObjNum(); @@ -3347,7 +3350,7 @@ FX_BOOL CPDF_DataAvail::CheckRoot(IFX_DownloadHints* pHints) { FX_BOOL CPDF_DataAvail::PreparePageItem() { CPDF_Dictionary* pRoot = m_pDocument->GetRoot(); CPDF_Reference* pRef = - ToReference(pRoot ? pRoot->GetElement(FX_BSTRC("Pages")) : nullptr); + ToReference(pRoot ? pRoot->GetElement("Pages") : nullptr); if (!pRef) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; @@ -3395,8 +3398,8 @@ FX_BOOL CPDF_DataAvail::CheckPage(IFX_DownloadHints* pHints) { pObj->Release(); continue; } - CFX_ByteString type = pObj->GetDict()->GetString(FX_BSTRC("Type")); - if (type == FX_BSTRC("Pages")) { + CFX_ByteString type = pObj->GetDict()->GetString("Type"); + if (type == "Pages") { m_PagesArray.Add(pObj); continue; } @@ -3437,7 +3440,7 @@ FX_BOOL CPDF_DataAvail::GetPageKids(CPDF_Parser* pParser, CPDF_Object* pPages) { return FALSE; } CPDF_Dictionary* pDict = pPages->GetDict(); - CPDF_Object* pKids = pDict ? pDict->GetElement(FX_BSTRC("Kids")) : NULL; + CPDF_Object* pKids = pDict ? pDict->GetElement("Kids") : NULL; if (!pKids) { return TRUE; } @@ -3504,17 +3507,17 @@ FX_BOOL CPDF_DataAvail::CheckHeader(IFX_DownloadHints* pHints) { } FX_BOOL CPDF_DataAvail::CheckFirstPage(IFX_DownloadHints* pHints) { CPDF_Dictionary* pDict = m_pLinearized->GetDict(); - CPDF_Object* pEndOffSet = pDict ? pDict->GetElement(FX_BSTRC("E")) : NULL; + CPDF_Object* pEndOffSet = pDict ? pDict->GetElement("E") : NULL; if (!pEndOffSet) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; } - CPDF_Object* pXRefOffset = pDict ? pDict->GetElement(FX_BSTRC("T")) : NULL; + CPDF_Object* pXRefOffset = pDict ? pDict->GetElement("T") : NULL; if (!pXRefOffset) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; } - CPDF_Object* pFileLen = pDict ? pDict->GetElement(FX_BSTRC("L")) : NULL; + CPDF_Object* pFileLen = pDict ? pDict->GetElement("L") : NULL; if (!pFileLen) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; @@ -3587,17 +3590,16 @@ FX_BOOL CPDF_DataAvail::CheckHintTables(IFX_DownloadHints* pHints) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; } - if (!pDict->KeyExist(FX_BSTRC("H")) || !pDict->KeyExist(FX_BSTRC("O")) || - !pDict->KeyExist(FX_BSTRC("N"))) { + if (!pDict->KeyExist("H") || !pDict->KeyExist("O") || !pDict->KeyExist("N")) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; } - int nPageCount = pDict->GetElementValue(FX_BSTRC("N"))->GetInteger(); + int nPageCount = pDict->GetElementValue("N")->GetInteger(); if (nPageCount <= 1) { m_docStatus = PDF_DATAAVAIL_DONE; return TRUE; } - CPDF_Array* pHintStreamRange = pDict->GetArray(FX_BSTRC("H")); + CPDF_Array* pHintStreamRange = pDict->GetArray("H"); FX_FILESIZE szHSStart = pHintStreamRange->GetElementValue(0) ? pHintStreamRange->GetElementValue(0)->GetInteger() @@ -3644,7 +3646,7 @@ CPDF_Object* CPDF_DataAvail::ParseIndirectObjectAt( return NULL; } FX_DWORD gennum = FXSYS_atoi(word); - if (m_syntaxParser.GetKeyword() != FX_BSTRC("obj")) { + if (m_syntaxParser.GetKeyword() != "obj") { m_syntaxParser.RestorePos(SavedPos); return NULL; } @@ -3699,8 +3701,8 @@ FX_BOOL CPDF_DataAvail::IsLinearizedFile(uint8_t* pData, FX_DWORD dwLen) { } CPDF_Dictionary* pDict = m_pLinearized->GetDict(); - if (pDict && pDict->GetElement(FX_BSTRC("Linearized"))) { - CPDF_Object* pLen = pDict->GetElement(FX_BSTRC("L")); + if (pDict && pDict->GetElement("Linearized")) { + CPDF_Object* pLen = pDict->GetElement("L"); if (!pLen) { return FALSE; } @@ -3709,7 +3711,7 @@ FX_BOOL CPDF_DataAvail::IsLinearizedFile(uint8_t* pData, FX_DWORD dwLen) { } m_bLinearized = TRUE; - if (CPDF_Number* pNo = ToNumber(pDict->GetElement(FX_BSTRC("P")))) + if (CPDF_Number* pNo = ToNumber(pDict->GetElement("P"))) m_dwFirstPageNo = pNo->GetInteger(); return TRUE; @@ -3725,7 +3727,7 @@ FX_BOOL CPDF_DataAvail::CheckEnd(IFX_DownloadHints* pHints) { ScopedFileStream file(FX_CreateMemoryStream(buffer, (size_t)dwSize, FALSE)); m_syntaxParser.InitParser(file.get(), 0); m_syntaxParser.RestorePos(dwSize - 1); - if (m_syntaxParser.SearchWord(FX_BSTRC("startxref"), TRUE, FALSE, dwSize)) { + if (m_syntaxParser.SearchWord("startxref", TRUE, FALSE, dwSize)) { FX_BOOL bNumber; m_syntaxParser.GetNextWord(bNumber); CFX_ByteString xrefpos_str = m_syntaxParser.GetNextWord(bNumber); @@ -3773,12 +3775,11 @@ int32_t CPDF_DataAvail::CheckCrossRefStream(IFX_DownloadHints* pHints, return 0; } CPDF_Dictionary* pDict = pObj->GetDict(); - CPDF_Name* pName = - ToName(pDict ? pDict->GetElement(FX_BSTRC("Type")) : nullptr); + CPDF_Name* pName = ToName(pDict ? pDict->GetElement("Type") : nullptr); if (pName) { - if (pName->GetString() == FX_BSTRC("XRef")) { + if (pName->GetString() == "XRef") { m_Pos += m_parser.m_Syntax.SavePos(); - xref_offset = pObj->GetDict()->GetInteger(FX_BSTRC("Prev")); + xref_offset = pObj->GetDict()->GetInteger("Prev"); pObj->Release(); return 1; } @@ -4013,9 +4014,9 @@ FX_BOOL CPDF_DataAvail::CheckTrailer(IFX_DownloadHints* pHints) { return TRUE; } - FX_DWORD xrefpos = GetDirectInteger(pTrailerDict, FX_BSTRC("Prev")); + FX_DWORD xrefpos = GetDirectInteger(pTrailerDict, "Prev"); if (xrefpos) { - m_dwPrevXRefOffset = GetDirectInteger(pTrailerDict, FX_BSTRC("XRefStm")); + m_dwPrevXRefOffset = GetDirectInteger(pTrailerDict, "XRefStm"); if (m_dwPrevXRefOffset) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; } else { @@ -4127,10 +4128,10 @@ FX_BOOL CPDF_DataAvail::CheckUnkownPageNode(FX_DWORD dwPageNo, } pPageNode->m_dwPageNo = dwPageNo; CPDF_Dictionary* pDict = pPage->GetDict(); - CFX_ByteString type = pDict->GetString(FX_BSTRC("Type")); - if (type == FX_BSTRC("Pages")) { + CFX_ByteString type = pDict->GetString("Type"); + if (type == "Pages") { pPageNode->m_type = PDF_PAGENODE_PAGES; - CPDF_Object* pKids = pDict->GetElement(FX_BSTRC("Kids")); + CPDF_Object* pKids = pDict->GetElement("Kids"); if (!pKids) { m_docStatus = PDF_DATAAVAIL_PAGE; return TRUE; @@ -4157,7 +4158,7 @@ FX_BOOL CPDF_DataAvail::CheckUnkownPageNode(FX_DWORD dwPageNo, default: break; } - } else if (type == FX_BSTRC("Page")) { + } else if (type == "Page") { pPageNode->m_type = PDF_PAGENODE_PAGE; } else { pPage->Release(); @@ -4250,11 +4251,11 @@ FX_BOOL CPDF_DataAvail::CheckPageCount(IFX_DownloadHints* pHints) { m_docStatus = PDF_DATAAVAIL_ERROR; return FALSE; } - if (!pPagesDict->KeyExist(FX_BSTRC("Kids"))) { + if (!pPagesDict->KeyExist("Kids")) { pPages->Release(); return TRUE; } - int count = pPagesDict->GetInteger(FX_BSTRC("Count")); + int count = pPagesDict->GetInteger("Count"); if (count > 0) { pPages->Release(); return TRUE; @@ -4324,7 +4325,7 @@ FX_BOOL CPDF_DataAvail::CheckPageAnnots(int32_t iPage, if (!pPageDict) { return TRUE; } - CPDF_Object* pAnnots = pPageDict->GetElement(FX_BSTRC("Annots")); + CPDF_Object* pAnnots = pPageDict->GetElement("Annots"); if (!pAnnots) { return TRUE; } @@ -4533,7 +4534,7 @@ void CPDF_DataAvail::GetLinearizedMainXRefInfo(FX_FILESIZE* pPos, int CPDF_DataAvail::GetPageCount() const { if (m_pLinearized) { CPDF_Dictionary* pDict = m_pLinearized->GetDict(); - CPDF_Object* pObj = pDict ? pDict->GetElementValue(FX_BSTRC("N")) : nullptr; + CPDF_Object* pObj = pDict ? pDict->GetElementValue("N") : nullptr; return pObj ? pObj->GetInteger() : 0; } return m_pDocument ? m_pDocument->GetPageCount() : 0; @@ -4544,7 +4545,7 @@ CPDF_Dictionary* CPDF_DataAvail::GetPage(int index) { } if (m_pLinearized) { CPDF_Dictionary* pDict = m_pLinearized->GetDict(); - CPDF_Object* pObj = pDict ? pDict->GetElementValue(FX_BSTRC("P")) : nullptr; + CPDF_Object* pObj = pDict ? pDict->GetElementValue("P") : nullptr; int pageNum = pObj ? pObj->GetInteger() : 0; if (m_pHintTables && index != pageNum) { FX_FILESIZE szPageStartPos = 0; @@ -4577,7 +4578,7 @@ IPDF_DataAvail::DocFormStatus CPDF_DataAvail::IsFormAvail( if (!pRoot) { return FormAvailable; } - CPDF_Object* pAcroForm = pRoot->GetElement(FX_BSTRC("AcroForm")); + CPDF_Object* pAcroForm = pRoot->GetElement("AcroForm"); if (!pAcroForm) { return FormNotExist; } @@ -4697,7 +4698,7 @@ FX_BOOL CPDF_HintTables::ReadPageHintTable(CFX_BitStream* hStream) { FX_DWORD dwSharedNumeratorBits = hStream->GetBits(16); // Item 13: Skip Item 13 which has 16 bits. hStream->SkipBits(16); - CPDF_Object* pPageNum = m_pLinearizedDict->GetElementValue(FX_BSTRC("N")); + CPDF_Object* pPageNum = m_pLinearizedDict->GetElementValue("N"); int nPages = pPageNum ? pPageNum->GetInteger() : 0; if (nPages < 1) return FALSE; @@ -4727,12 +4728,11 @@ FX_BOOL CPDF_HintTables::ReadPageHintTable(CFX_BitStream* hStream) { return FALSE; dwPageLenArray.Add(safePageLen.ValueOrDie()); } - CPDF_Object* pOffsetE = m_pLinearizedDict->GetElementValue(FX_BSTRC("E")); + CPDF_Object* pOffsetE = m_pLinearizedDict->GetElementValue("E"); int nOffsetE = pOffsetE ? pOffsetE->GetInteger() : -1; if (nOffsetE < 0) return FALSE; - CPDF_Object* pFirstPageNum = - m_pLinearizedDict->GetElementValue(FX_BSTRC("P")); + CPDF_Object* pFirstPageNum = m_pLinearizedDict->GetElementValue("P"); int nFirstPageNum = pFirstPageNum ? pFirstPageNum->GetInteger() : 0; for (int i = 0; i < nPages; ++i) { if (i == nFirstPageNum) { @@ -4836,8 +4836,7 @@ FX_BOOL CPDF_HintTables::ReadSharedObjHintTable(CFX_BitStream* hStream, // Item 7: The number of bits needed to represent the difference between the // greatest and least length of a shared object group, in bytes. FX_DWORD dwDeltaGroupLen = hStream->GetBits(16); - CPDF_Object* pFirstPageObj = - m_pLinearizedDict->GetElementValue(FX_BSTRC("O")); + CPDF_Object* pFirstPageObj = m_pLinearizedDict->GetElementValue("O"); int nFirstPageObjNum = pFirstPageObj ? pFirstPageObj->GetInteger() : -1; if (nFirstPageObjNum < 0) return FALSE; @@ -4899,11 +4898,9 @@ FX_BOOL CPDF_HintTables::GetPagePos(int index, return FALSE; szPageStartPos = m_szPageOffsetArray[index]; szPageLength = GetItemLength(index, m_szPageOffsetArray); - CPDF_Object* pFirstPageNum = - m_pLinearizedDict->GetElementValue(FX_BSTRC("P")); + CPDF_Object* pFirstPageNum = m_pLinearizedDict->GetElementValue("P"); int nFirstPageNum = pFirstPageNum ? pFirstPageNum->GetInteger() : 0; - CPDF_Object* pFirstPageObjNum = - m_pLinearizedDict->GetElementValue(FX_BSTRC("O")); + CPDF_Object* pFirstPageObjNum = m_pLinearizedDict->GetElementValue("O"); if (!pFirstPageObjNum) return FALSE; int nFirstPageObjNum = pFirstPageObjNum->GetInteger(); @@ -4923,8 +4920,7 @@ FX_BOOL CPDF_HintTables::GetPagePos(int index, int32_t CPDF_HintTables::CheckPage(int index, IFX_DownloadHints* pHints) { if (!m_pLinearizedDict || !pHints) return IPDF_DataAvail::DataError; - CPDF_Object* pFirstAvailPage = - m_pLinearizedDict->GetElementValue(FX_BSTRC("P")); + CPDF_Object* pFirstAvailPage = m_pLinearizedDict->GetElementValue("P"); int nFirstAvailPage = pFirstAvailPage ? pFirstAvailPage->GetInteger() : 0; if (index == nFirstAvailPage) return IPDF_DataAvail::DataAvailable; @@ -4939,8 +4935,7 @@ int32_t CPDF_HintTables::CheckPage(int index, IFX_DownloadHints* pHints) { for (int i = 0; i < index; ++i) { offset += m_dwNSharedObjsArray[i]; } - CPDF_Object* pFirstPageObj = - m_pLinearizedDict->GetElementValue(FX_BSTRC("O")); + CPDF_Object* pFirstPageObj = m_pLinearizedDict->GetElementValue("O"); int nFirstPageObjNum = pFirstPageObj ? pFirstPageObj->GetInteger() : -1; if (nFirstPageObjNum < 0) return FALSE; // TODO(thestig): Fix this and the return type. @@ -4968,7 +4963,7 @@ FX_BOOL CPDF_HintTables::LoadHintStream(CPDF_Stream* pHintStream) { if (!pHintStream || !m_pLinearizedDict) return FALSE; CPDF_Dictionary* pDict = pHintStream->GetDict(); - CPDF_Object* pOffset = pDict ? pDict->GetElement(FX_BSTRC("S")) : nullptr; + CPDF_Object* pOffset = pDict ? pDict->GetElement("S") : nullptr; if (!pOffset || pOffset->GetType() != PDFOBJ_NUMBER) return FALSE; int shared_hint_table_offset = pOffset->GetInteger(); @@ -4992,7 +4987,7 @@ FX_BOOL CPDF_HintTables::LoadHintStream(CPDF_Stream* pHintStream) { int CPDF_HintTables::ReadPrimaryHintStreamOffset() const { if (!m_pLinearizedDict) return -1; - CPDF_Array* pRange = m_pLinearizedDict->GetArray(FX_BSTRC("H")); + CPDF_Array* pRange = m_pLinearizedDict->GetArray("H"); if (!pRange) return -1; CPDF_Object* pStreamOffset = pRange->GetElementValue(0); @@ -5003,7 +4998,7 @@ int CPDF_HintTables::ReadPrimaryHintStreamOffset() const { int CPDF_HintTables::ReadPrimaryHintStreamLength() const { if (!m_pLinearizedDict) return -1; - CPDF_Array* pRange = m_pLinearizedDict->GetArray(FX_BSTRC("H")); + CPDF_Array* pRange = m_pLinearizedDict->GetArray("H"); if (!pRange) return -1; CPDF_Object* pStreamLen = pRange->GetElementValue(1); |