diff options
Diffstat (limited to 'core/fpdfapi/parser/cpdf_data_avail.cpp')
| -rw-r--r-- | core/fpdfapi/parser/cpdf_data_avail.cpp | 560 |
1 files changed, 279 insertions, 281 deletions
diff --git a/core/fpdfapi/parser/cpdf_data_avail.cpp b/core/fpdfapi/parser/cpdf_data_avail.cpp index 318f2cf54d..a077ebb715 100644 --- a/core/fpdfapi/parser/cpdf_data_avail.cpp +++ b/core/fpdfapi/parser/cpdf_data_avail.cpp @@ -33,7 +33,7 @@ int CPDF_DataAvail::s_CurrentDataAvailRecursionDepth = 0; CPDF_DataAvail::CPDF_DataAvail(FileAvail* pFileAvail, IFX_SeekableReadStream* pFileRead, - FX_BOOL bSupportHintTable) + bool bSupportHintTable) : m_pFileAvail(pFileAvail), m_pFileRead(pFileRead) { m_Pos = 0; m_dwFileLen = 0; @@ -53,19 +53,19 @@ CPDF_DataAvail::CPDF_DataAvail(FileAvail* pFileAvail, m_dwEncryptObjNum = 0; m_dwPrevXRefOffset = 0; m_dwLastXRefOffset = 0; - m_bDocAvail = FALSE; - m_bMainXRefLoadTried = FALSE; - m_bDocAvail = FALSE; - m_bLinearized = FALSE; - m_bPagesLoad = FALSE; - m_bPagesTreeLoad = FALSE; - m_bMainXRefLoadedOK = FALSE; - m_bAnnotsLoad = FALSE; - m_bHaveAcroForm = FALSE; - m_bAcroFormLoad = FALSE; - m_bPageLoadedOK = FALSE; - m_bNeedDownLoadResource = FALSE; - m_bLinearizedFormParamLoad = FALSE; + m_bDocAvail = false; + m_bMainXRefLoadTried = false; + m_bDocAvail = false; + m_bLinearized = false; + m_bPagesLoad = false; + m_bPagesTreeLoad = false; + m_bMainXRefLoadedOK = false; + m_bAnnotsLoad = false; + m_bHaveAcroForm = false; + m_bAcroFormLoad = false; + m_bPageLoadedOK = false; + m_bNeedDownLoadResource = false; + m_bLinearizedFormParamLoad = false; m_pLinearized = nullptr; m_pRoot = nullptr; m_pTrailer = nullptr; @@ -75,9 +75,9 @@ CPDF_DataAvail::CPDF_DataAvail(FileAvail* pFileAvail, m_pPageResource = nullptr; m_docStatus = PDF_DATAAVAIL_HEADER; m_parser.m_bOwnFileRead = false; - m_bTotalLoadPageTree = FALSE; - m_bCurPageDictLoadOK = FALSE; - m_bLinearedDataOK = FALSE; + m_bTotalLoadPageTree = false; + m_bCurPageDictLoadOK = false; + m_bLinearedDataOK = false; m_bSupportHintTable = bSupportHintTable; } @@ -125,13 +125,12 @@ uint32_t CPDF_DataAvail::GetObjectSize(uint32_t objnum, FX_FILESIZE& offset) { return *it - offset; } -FX_BOOL CPDF_DataAvail::AreObjectsAvailable( - std::vector<CPDF_Object*>& obj_array, - FX_BOOL bParsePage, - DownloadHints* pHints, - std::vector<CPDF_Object*>& ret_array) { +bool CPDF_DataAvail::AreObjectsAvailable(std::vector<CPDF_Object*>& obj_array, + bool bParsePage, + DownloadHints* pHints, + std::vector<CPDF_Object*>& ret_array) { if (obj_array.empty()) - return TRUE; + return true; uint32_t count = 0; std::vector<CPDF_Object*> new_obj_array; @@ -190,11 +189,11 @@ FX_BOOL CPDF_DataAvail::AreObjectsAvailable( continue; ret_array.push_back(pObj); } - return FALSE; + return false; } obj_array = new_obj_array; - return AreObjectsAvailable(obj_array, FALSE, pHints, ret_array); + return AreObjectsAvailable(obj_array, false, pHints, ret_array); } CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::IsDocAvail( @@ -213,52 +212,52 @@ CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::IsDocAvail( return DataAvailable; } -FX_BOOL CPDF_DataAvail::CheckAcroFormSubObject(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckAcroFormSubObject(DownloadHints* pHints) { if (m_objs_array.empty()) { m_ObjectSet.clear(); std::vector<CPDF_Object*> obj_array = m_arrayAcroforms; - if (!AreObjectsAvailable(obj_array, FALSE, pHints, m_objs_array)) - return FALSE; + if (!AreObjectsAvailable(obj_array, false, pHints, m_objs_array)) + return false; m_objs_array.clear(); - return TRUE; + return true; } std::vector<CPDF_Object*> new_objs_array; - if (!AreObjectsAvailable(m_objs_array, FALSE, pHints, new_objs_array)) { + if (!AreObjectsAvailable(m_objs_array, false, pHints, new_objs_array)) { m_objs_array = new_objs_array; - return FALSE; + return false; } for (CPDF_Object* pObject : m_arrayAcroforms) pObject->Release(); m_arrayAcroforms.clear(); - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckAcroForm(DownloadHints* pHints) { - FX_BOOL bExist = FALSE; +bool CPDF_DataAvail::CheckAcroForm(DownloadHints* pHints) { + bool bExist = false; m_pAcroForm = GetObject(m_dwAcroFormObjNum, pHints, &bExist); if (!bExist) { m_docStatus = PDF_DATAAVAIL_PAGETREE; - return TRUE; + return true; } if (!m_pAcroForm) { if (m_docStatus == PDF_DATAAVAIL_ERROR) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } - return FALSE; + return false; } m_arrayAcroforms.push_back(m_pAcroForm); m_docStatus = PDF_DATAAVAIL_PAGETREE; - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckDocStatus(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckDocStatus(DownloadHints* pHints) { switch (m_docStatus) { case PDF_DATAAVAIL_HEADER: return CheckHeader(pHints); @@ -297,18 +296,18 @@ FX_BOOL CPDF_DataAvail::CheckDocStatus(DownloadHints* pHints) { if (m_bTotalLoadPageTree) return CheckPage(pHints); m_docStatus = PDF_DATAAVAIL_PAGE_LATERLOAD; - return TRUE; + return true; case PDF_DATAAVAIL_ERROR: return LoadAllFile(pHints); case PDF_DATAAVAIL_PAGE_LATERLOAD: m_docStatus = PDF_DATAAVAIL_PAGE; default: - m_bDocAvail = TRUE; - return TRUE; + m_bDocAvail = true; + return true; } } -FX_BOOL CPDF_DataAvail::CheckPageStatus(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckPageStatus(DownloadHints* pHints) { switch (m_docStatus) { case PDF_DATAAVAIL_PAGETREE: return CheckPages(pHints); @@ -317,48 +316,48 @@ FX_BOOL CPDF_DataAvail::CheckPageStatus(DownloadHints* pHints) { case PDF_DATAAVAIL_ERROR: return LoadAllFile(pHints); default: - m_bPagesTreeLoad = TRUE; - m_bPagesLoad = TRUE; - return TRUE; + m_bPagesTreeLoad = true; + m_bPagesLoad = true; + return true; } } -FX_BOOL CPDF_DataAvail::LoadAllFile(DownloadHints* pHints) { +bool CPDF_DataAvail::LoadAllFile(DownloadHints* pHints) { if (m_pFileAvail->IsDataAvail(0, (uint32_t)m_dwFileLen)) { m_docStatus = PDF_DATAAVAIL_DONE; - return TRUE; + return true; } pHints->AddSegment(0, (uint32_t)m_dwFileLen); - return FALSE; + return false; } -FX_BOOL CPDF_DataAvail::LoadAllXref(DownloadHints* pHints) { +bool CPDF_DataAvail::LoadAllXref(DownloadHints* pHints) { m_parser.m_pSyntax->InitParser(m_pFileRead, (uint32_t)m_dwHeaderOffset); m_parser.m_bOwnFileRead = false; if (!m_parser.LoadAllCrossRefV4(m_dwLastXRefOffset) && !m_parser.LoadAllCrossRefV5(m_dwLastXRefOffset)) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return FALSE; + return false; } m_dwRootObjNum = m_parser.GetRootObjNum(); m_dwInfoObjNum = m_parser.GetInfoObjNum(); m_pCurrentParser = &m_parser; m_docStatus = PDF_DATAAVAIL_ROOT; - return TRUE; + return true; } CPDF_Object* CPDF_DataAvail::GetObject(uint32_t objnum, DownloadHints* pHints, - FX_BOOL* pExistInFile) { + bool* pExistInFile) { CPDF_Object* pRet = nullptr; uint32_t size = 0; FX_FILESIZE offset = 0; CPDF_Parser* pParser = nullptr; if (pExistInFile) - *pExistInFile = TRUE; + *pExistInFile = true; if (m_pDocument) { size = GetObjectSize(objnum, offset); @@ -376,29 +375,29 @@ CPDF_Object* CPDF_DataAvail::GetObject(uint32_t objnum, pRet = pParser->ParseIndirectObject(nullptr, objnum); if (!pRet && pExistInFile) - *pExistInFile = FALSE; + *pExistInFile = false; return pRet; } -FX_BOOL CPDF_DataAvail::CheckInfo(DownloadHints* pHints) { - FX_BOOL bExist = FALSE; +bool CPDF_DataAvail::CheckInfo(DownloadHints* pHints) { + bool bExist = false; CPDF_Object* pInfo = GetObject(m_dwInfoObjNum, pHints, &bExist); if (!bExist) { m_docStatus = (m_bHaveAcroForm ? PDF_DATAAVAIL_ACROFORM : PDF_DATAAVAIL_PAGETREE); - return TRUE; + return true; } if (!pInfo) { if (m_docStatus == PDF_DATAAVAIL_ERROR) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } if (m_Pos == m_dwFileLen) m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (pInfo) @@ -407,42 +406,42 @@ FX_BOOL CPDF_DataAvail::CheckInfo(DownloadHints* pHints) { m_docStatus = (m_bHaveAcroForm ? PDF_DATAAVAIL_ACROFORM : PDF_DATAAVAIL_PAGETREE); - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckRoot(DownloadHints* pHints) { - FX_BOOL bExist = FALSE; +bool CPDF_DataAvail::CheckRoot(DownloadHints* pHints) { + bool bExist = false; m_pRoot = GetObject(m_dwRootObjNum, pHints, &bExist); if (!bExist) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } if (!m_pRoot) { if (m_docStatus == PDF_DATAAVAIL_ERROR) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } - return FALSE; + return false; } CPDF_Dictionary* pDict = m_pRoot->GetDict(); if (!pDict) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } CPDF_Reference* pRef = ToReference(pDict->GetObjectFor("Pages")); if (!pRef) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } m_PagesObjNum = pRef->GetRefObjNum(); CPDF_Reference* pAcroFormRef = ToReference(m_pRoot->GetDict()->GetObjectFor("AcroForm")); if (pAcroFormRef) { - m_bHaveAcroForm = TRUE; + m_bHaveAcroForm = true; m_dwAcroFormObjNum = pAcroFormRef->GetRefObjNum(); } @@ -452,22 +451,22 @@ FX_BOOL CPDF_DataAvail::CheckRoot(DownloadHints* pHints) { m_docStatus = m_bHaveAcroForm ? PDF_DATAAVAIL_ACROFORM : PDF_DATAAVAIL_PAGETREE; } - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::PreparePageItem() { +bool CPDF_DataAvail::PreparePageItem() { CPDF_Dictionary* pRoot = m_pDocument->GetRoot(); CPDF_Reference* pRef = ToReference(pRoot ? pRoot->GetObjectFor("Pages") : nullptr); if (!pRef) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } m_PagesObjNum = pRef->GetRefObjNum(); m_pCurrentParser = m_pDocument->GetParser(); m_docStatus = PDF_DATAAVAIL_PAGETREE; - return TRUE; + return true; } bool CPDF_DataAvail::IsFirstCheck(uint32_t dwPage) { @@ -478,12 +477,12 @@ void CPDF_DataAvail::ResetFirstCheck(uint32_t dwPage) { m_pageMapCheckState.erase(dwPage); } -FX_BOOL CPDF_DataAvail::CheckPage(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckPage(DownloadHints* pHints) { uint32_t iPageObjs = m_PageObjList.GetSize(); CFX_ArrayTemplate<uint32_t> UnavailObjList; for (uint32_t i = 0; i < iPageObjs; ++i) { uint32_t dwPageObjNum = m_PageObjList.GetAt(i); - FX_BOOL bExist = FALSE; + bool bExist = false; CPDF_Object* pObj = GetObject(dwPageObjNum, pHints, &bExist); if (!pObj) { if (bExist) @@ -515,7 +514,7 @@ FX_BOOL CPDF_DataAvail::CheckPage(DownloadHints* pHints) { m_PageObjList.RemoveAll(); if (UnavailObjList.GetSize()) { m_PageObjList.Append(UnavailObjList); - return FALSE; + return false; } uint32_t iPages = m_PagesArray.size(); @@ -531,7 +530,7 @@ FX_BOOL CPDF_DataAvail::CheckPage(DownloadHints* pHints) { m_PagesArray.clear(); m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } pPages->Release(); } @@ -539,19 +538,19 @@ FX_BOOL CPDF_DataAvail::CheckPage(DownloadHints* pHints) { m_PagesArray.clear(); if (!m_PageObjList.GetSize()) m_docStatus = PDF_DATAAVAIL_DONE; - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::GetPageKids(CPDF_Parser* pParser, CPDF_Object* pPages) { +bool CPDF_DataAvail::GetPageKids(CPDF_Parser* pParser, CPDF_Object* pPages) { if (!pParser) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } CPDF_Dictionary* pDict = pPages->GetDict(); CPDF_Object* pKids = pDict ? pDict->GetObjectFor("Kids") : nullptr; if (!pKids) - return TRUE; + return true; switch (pKids->GetType()) { case CPDF_Object::REFERENCE: @@ -566,39 +565,39 @@ FX_BOOL CPDF_DataAvail::GetPageKids(CPDF_Parser* pParser, CPDF_Object* pPages) { } break; default: m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckPages(DownloadHints* pHints) { - FX_BOOL bExist = FALSE; +bool CPDF_DataAvail::CheckPages(DownloadHints* pHints) { + bool bExist = false; CPDF_Object* pPages = GetObject(m_PagesObjNum, pHints, &bExist); if (!bExist) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } if (!pPages) { if (m_docStatus == PDF_DATAAVAIL_ERROR) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } - return FALSE; + return false; } if (!GetPageKids(m_pCurrentParser, pPages)) { pPages->Release(); m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } pPages->Release(); m_docStatus = PDF_DATAAVAIL_PAGE; - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckHeader(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckHeader(DownloadHints* pHints) { ASSERT(m_dwFileLen >= 0); const uint32_t kReqSize = std::min(static_cast<uint32_t>(m_dwFileLen), 1024U); @@ -610,37 +609,37 @@ FX_BOOL CPDF_DataAvail::CheckHeader(DownloadHints* pHints) { m_docStatus = PDF_DATAAVAIL_FIRSTPAGE; } else { if (m_docStatus == PDF_DATAAVAIL_ERROR) - return FALSE; + return false; m_docStatus = PDF_DATAAVAIL_END; } - return TRUE; + return true; } pHints->AddSegment(0, kReqSize); - return FALSE; + return false; } -FX_BOOL CPDF_DataAvail::CheckFirstPage(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckFirstPage(DownloadHints* pHints) { CPDF_Dictionary* pDict = m_pLinearized->GetDict(); CPDF_Object* pEndOffSet = pDict ? pDict->GetObjectFor("E") : nullptr; if (!pEndOffSet) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } CPDF_Object* pXRefOffset = pDict ? pDict->GetObjectFor("T") : nullptr; if (!pXRefOffset) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } CPDF_Object* pFileLen = pDict ? pDict->GetObjectFor("L") : nullptr; if (!pFileLen) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } - FX_BOOL bNeedDownLoad = FALSE; + bool bNeedDownLoad = false; if (pEndOffSet->IsNumber()) { uint32_t dwEnd = pEndOffSet->GetInteger(); dwEnd += 512; @@ -651,7 +650,7 @@ FX_BOOL CPDF_DataAvail::CheckFirstPage(DownloadHints* pHints) { int32_t iSize = dwEnd > 1024 ? dwEnd - 1024 : 0; if (!m_pFileAvail->IsDataAvail(iStartPos, iSize)) { pHints->AddSegment(iStartPos, iSize); - bNeedDownLoad = TRUE; + bNeedDownLoad = true; } } @@ -680,19 +679,19 @@ FX_BOOL CPDF_DataAvail::CheckFirstPage(DownloadHints* pHints) { if (bNeedDownLoad || m_docStatus != PDF_DATAAVAIL_FIRSTPAGE_PREPARE) { m_docStatus = PDF_DATAAVAIL_FIRSTPAGE_PREPARE; - return FALSE; + return false; } m_docStatus = m_bSupportHintTable ? PDF_DATAAVAIL_HINTTABLE : PDF_DATAAVAIL_DONE; - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::IsDataAvail(FX_FILESIZE offset, - uint32_t size, - DownloadHints* pHints) { +bool CPDF_DataAvail::IsDataAvail(FX_FILESIZE offset, + uint32_t size, + DownloadHints* pHints) { if (offset < 0 || offset > m_dwFileLen) - return TRUE; + return true; FX_SAFE_FILESIZE safeSize = offset; safeSize += size; @@ -704,49 +703,49 @@ FX_BOOL CPDF_DataAvail::IsDataAvail(FX_FILESIZE offset, if (!m_pFileAvail->IsDataAvail(offset, size)) { pHints->AddSegment(offset, size); - return FALSE; + return false; } - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckHintTables(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckHintTables(DownloadHints* pHints) { CPDF_Dictionary* pDict = m_pLinearized->GetDict(); if (!pDict) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } // The actual value is not required here, but validate its existence and type. CPDF_Number* pFirstPage = ToNumber(pDict->GetDirectObjectFor("O")); if (!pFirstPage || !pFirstPage->IsInteger()) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } CPDF_Number* pPageCount = ToNumber(pDict->GetDirectObjectFor("N")); if (!pPageCount || !pPageCount->IsInteger()) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } int nPageCount = pPageCount->GetInteger(); if (nPageCount <= 1) { m_docStatus = PDF_DATAAVAIL_DONE; - return TRUE; + return true; } CPDF_Array* pHintStreamRange = pDict->GetArrayFor("H"); size_t nHintStreamSize = pHintStreamRange ? pHintStreamRange->GetCount() : 0; if (nHintStreamSize != 2 && nHintStreamSize != 4) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } for (const CPDF_Object* pArrayObject : *pHintStreamRange) { const CPDF_Number* pNumber = ToNumber(pArrayObject->GetDirect()); if (!pNumber || !pNumber->IsInteger()) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } } @@ -754,11 +753,11 @@ FX_BOOL CPDF_DataAvail::CheckHintTables(DownloadHints* pHints) { FX_FILESIZE szHintLength = pHintStreamRange->GetIntegerAt(1); if (szHintStart < 0 || szHintLength <= 0) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (!IsDataAvail(szHintStart, szHintLength, pHints)) - return FALSE; + return false; m_syntaxParser.InitParser(m_pFileRead, m_dwHeaderOffset); @@ -771,7 +770,7 @@ FX_BOOL CPDF_DataAvail::CheckHintTables(DownloadHints* pHints) { m_pHintTables = std::move(pHintTables); m_docStatus = PDF_DATAAVAIL_DONE; - return TRUE; + return true; } CPDF_Object* CPDF_DataAvail::ParseIndirectObjectAt( @@ -826,20 +825,20 @@ CPDF_DataAvail::DocLinearizationStatus CPDF_DataAvail::IsLinearizedPDF() { return NotLinearized; } -FX_BOOL CPDF_DataAvail::IsLinearized() { +bool CPDF_DataAvail::IsLinearized() { return m_bLinearized; } -FX_BOOL CPDF_DataAvail::IsLinearizedFile(uint8_t* pData, uint32_t dwLen) { +bool CPDF_DataAvail::IsLinearizedFile(uint8_t* pData, uint32_t dwLen) { if (m_pLinearized) return m_bLinearized; - ScopedFileStream file(FX_CreateMemoryStream(pData, (size_t)dwLen, FALSE)); + ScopedFileStream file(FX_CreateMemoryStream(pData, (size_t)dwLen, false)); int32_t offset = GetHeaderOffset(file.get()); if (offset == -1) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } m_dwHeaderOffset = offset; @@ -849,34 +848,34 @@ FX_BOOL CPDF_DataAvail::IsLinearizedFile(uint8_t* pData, uint32_t dwLen) { bool bNumber; CFX_ByteString wordObjNum = m_syntaxParser.GetNextWord(&bNumber); if (!bNumber) - return FALSE; + return false; uint32_t objnum = FXSYS_atoui(wordObjNum.c_str()); m_pLinearized = ParseIndirectObjectAt(m_syntaxParser.m_HeaderOffset + 9, objnum); if (!m_pLinearized) - return FALSE; + return false; CPDF_Dictionary* pDict = m_pLinearized->GetDict(); if (!pDict || !pDict->GetObjectFor("Linearized")) - return FALSE; + return false; CPDF_Object* pLen = pDict->GetObjectFor("L"); if (!pLen) - return FALSE; + return false; if ((FX_FILESIZE)pLen->GetInteger() != m_pFileRead->GetSize()) - return FALSE; + return false; - m_bLinearized = TRUE; + m_bLinearized = true; if (CPDF_Number* pNo = ToNumber(pDict->GetObjectFor("P"))) m_dwFirstPageNo = pNo->GetInteger(); - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckEnd(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckEnd(DownloadHints* pHints) { uint32_t req_pos = (uint32_t)(m_dwFileLen > 1024 ? m_dwFileLen - 1024 : 0); uint32_t dwSize = (uint32_t)(m_dwFileLen - req_pos); @@ -884,38 +883,38 @@ FX_BOOL CPDF_DataAvail::CheckEnd(DownloadHints* pHints) { uint8_t buffer[1024]; m_pFileRead->ReadBlock(buffer, req_pos, dwSize); - ScopedFileStream file(FX_CreateMemoryStream(buffer, (size_t)dwSize, FALSE)); + ScopedFileStream file(FX_CreateMemoryStream(buffer, (size_t)dwSize, false)); m_syntaxParser.InitParser(file.get(), 0); m_syntaxParser.RestorePos(dwSize - 1); - if (m_syntaxParser.SearchWord("startxref", TRUE, FALSE, dwSize)) { + if (m_syntaxParser.SearchWord("startxref", true, false, dwSize)) { m_syntaxParser.GetNextWord(nullptr); bool bNumber; CFX_ByteString xrefpos_str = m_syntaxParser.GetNextWord(&bNumber); if (!bNumber) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } m_dwXRefOffset = (FX_FILESIZE)FXSYS_atoi64(xrefpos_str.c_str()); if (!m_dwXRefOffset || m_dwXRefOffset > m_dwFileLen) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } m_dwLastXRefOffset = m_dwXRefOffset; SetStartOffset(m_dwXRefOffset); m_docStatus = PDF_DATAAVAIL_CROSSREF; - return TRUE; + return true; } m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } pHints->AddSegment(req_pos, dwSize); - return FALSE; + return false; } int32_t CPDF_DataAvail::CheckCrossRefStream(DownloadHints* pHints, @@ -931,7 +930,7 @@ int32_t CPDF_DataAvail::CheckCrossRefStream(DownloadHints* pHints, m_pFileRead->ReadBlock(pBuf, m_dwCurrentXRefSteam, iSize); - ScopedFileStream file(FX_CreateMemoryStream(pBuf, (size_t)iSize, FALSE)); + ScopedFileStream file(FX_CreateMemoryStream(pBuf, (size_t)iSize, false)); m_parser.m_pSyntax->InitParser(file.get(), 0); bool bNumber; @@ -967,15 +966,15 @@ void CPDF_DataAvail::SetStartOffset(FX_FILESIZE dwOffset) { m_Pos = dwOffset; } -FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { +bool CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { uint8_t ch; if (!GetNextChar(ch)) - return FALSE; + return false; while (1) { while (PDFCharIsWhitespace(ch)) { if (!GetNextChar(ch)) - return FALSE; + return false; } if (ch != '%') @@ -983,7 +982,7 @@ FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { while (1) { if (!GetNextChar(ch)) - return FALSE; + return false; if (PDFCharIsLineEnding(ch)) break; } @@ -996,13 +995,13 @@ FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { if (ch == '/') { while (1) { if (!GetNextChar(ch)) - return FALSE; + return false; if (!PDFCharIsOther(ch) && !PDFCharIsNumeric(ch)) { m_Pos--; CFX_ByteString ret(buffer, index); token = ret; - return TRUE; + return true; } if (index < sizeof(buffer)) @@ -1010,7 +1009,7 @@ FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { } } else if (ch == '<') { if (!GetNextChar(ch)) - return FALSE; + return false; if (ch == '<') buffer[index++] = ch; @@ -1018,7 +1017,7 @@ FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { m_Pos--; } else if (ch == '>') { if (!GetNextChar(ch)) - return FALSE; + return false; if (ch == '>') buffer[index++] = ch; @@ -1028,7 +1027,7 @@ FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { CFX_ByteString ret(buffer, index); token = ret; - return TRUE; + return true; } while (1) { @@ -1036,7 +1035,7 @@ FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { buffer[index++] = ch; if (!GetNextChar(ch)) - return FALSE; + return false; if (PDFCharIsDelimiter(ch) || PDFCharIsWhitespace(ch)) { m_Pos--; @@ -1045,13 +1044,13 @@ FX_BOOL CPDF_DataAvail::GetNextToken(CFX_ByteString& token) { } token = CFX_ByteString(buffer, index); - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::GetNextChar(uint8_t& ch) { +bool CPDF_DataAvail::GetNextChar(uint8_t& ch) { FX_FILESIZE pos = m_Pos; if (pos >= m_dwFileLen) - return FALSE; + return false; if (m_bufferOffset >= pos || (FX_FILESIZE)(m_bufferOffset + m_bufferSize) <= pos) { @@ -1064,35 +1063,35 @@ FX_BOOL CPDF_DataAvail::GetNextChar(uint8_t& ch) { read_pos = m_dwFileLen - read_size; if (!m_pFileRead->ReadBlock(m_bufferData, read_pos, read_size)) - return FALSE; + return false; m_bufferOffset = read_pos; m_bufferSize = read_size; } ch = m_bufferData[pos - m_bufferOffset]; m_Pos++; - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckCrossRefItem(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckCrossRefItem(DownloadHints* pHints) { int32_t iSize = 0; CFX_ByteString token; while (1) { if (!GetNextToken(token)) { iSize = (int32_t)(m_Pos + 512 > m_dwFileLen ? m_dwFileLen - m_Pos : 512); pHints->AddSegment(m_Pos, iSize); - return FALSE; + return false; } if (token == "trailer") { m_dwTrailerOffset = m_Pos; m_docStatus = PDF_DATAAVAIL_TRAILER; - return TRUE; + return true; } } } -FX_BOOL CPDF_DataAvail::CheckAllCrossRefStream(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckAllCrossRefStream(DownloadHints* pHints) { FX_FILESIZE xref_offset = 0; int32_t nRet = CheckCrossRefStream(pHints, xref_offset); @@ -1103,21 +1102,21 @@ FX_BOOL CPDF_DataAvail::CheckAllCrossRefStream(DownloadHints* pHints) { m_dwCurrentXRefSteam = xref_offset; m_Pos = xref_offset; } - return TRUE; + return true; } if (nRet == -1) m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } -FX_BOOL CPDF_DataAvail::CheckCrossRef(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckCrossRef(DownloadHints* pHints) { int32_t iSize = 0; CFX_ByteString token; if (!GetNextToken(token)) { iSize = (int32_t)(m_Pos + 512 > m_dwFileLen ? m_dwFileLen - m_Pos : 512); pHints->AddSegment(m_Pos, iSize); - return FALSE; + return false; } if (token == "xref") { @@ -1127,23 +1126,23 @@ FX_BOOL CPDF_DataAvail::CheckCrossRef(DownloadHints* pHints) { (int32_t)(m_Pos + 512 > m_dwFileLen ? m_dwFileLen - m_Pos : 512); pHints->AddSegment(m_Pos, iSize); m_docStatus = PDF_DATAAVAIL_CROSSREF_ITEM; - return FALSE; + return false; } if (token == "trailer") { m_dwTrailerOffset = m_Pos; m_docStatus = PDF_DATAAVAIL_TRAILER; - return TRUE; + return true; } } } else { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } - return FALSE; + return false; } -FX_BOOL CPDF_DataAvail::CheckTrailerAppend(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckTrailerAppend(DownloadHints* pHints) { if (m_Pos < m_dwFileLen) { FX_FILESIZE dwAppendPos = m_Pos + m_syntaxParser.SavePos(); int32_t iSize = (int32_t)( @@ -1151,7 +1150,7 @@ FX_BOOL CPDF_DataAvail::CheckTrailerAppend(DownloadHints* pHints) { if (!m_pFileAvail->IsDataAvail(dwAppendPos, iSize)) { pHints->AddSegment(dwAppendPos, iSize); - return FALSE; + return false; } } @@ -1161,10 +1160,10 @@ FX_BOOL CPDF_DataAvail::CheckTrailerAppend(DownloadHints* pHints) { } else { m_docStatus = PDF_DATAAVAIL_LOADALLCROSSREF; } - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckTrailer(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckTrailer(DownloadHints* pHints) { int32_t iTrailerSize = (int32_t)(m_Pos + 512 > m_dwFileLen ? m_dwFileLen - m_Pos : 512); if (m_pFileAvail->IsDataAvail(m_Pos, iTrailerSize)) { @@ -1173,13 +1172,13 @@ FX_BOOL CPDF_DataAvail::CheckTrailer(DownloadHints* pHints) { uint8_t* pBuf = buf.GetBuffer(); if (!pBuf) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (!m_pFileRead->ReadBlock(pBuf, m_dwTrailerOffset, iSize)) - return FALSE; + return false; - ScopedFileStream file(FX_CreateMemoryStream(pBuf, (size_t)iSize, FALSE)); + ScopedFileStream file(FX_CreateMemoryStream(pBuf, (size_t)iSize, false)); m_syntaxParser.InitParser(file.get(), 0); std::unique_ptr<CPDF_Object, ReleaseDeleter<CPDF_Object>> pTrailer( @@ -1187,17 +1186,17 @@ FX_BOOL CPDF_DataAvail::CheckTrailer(DownloadHints* pHints) { if (!pTrailer) { m_Pos += m_syntaxParser.SavePos(); pHints->AddSegment(m_Pos, iTrailerSize); - return FALSE; + return false; } if (!pTrailer->IsDictionary()) - return FALSE; + return false; CPDF_Dictionary* pTrailerDict = pTrailer->GetDict(); CPDF_Object* pEncrypt = pTrailerDict->GetObjectFor("Encrypt"); if (ToReference(pEncrypt)) { m_docStatus = PDF_DATAAVAIL_LOADALLFILE; - return TRUE; + return true; } uint32_t xrefpos = GetDirectInteger(pTrailerDict, "Prev"); @@ -1214,62 +1213,62 @@ FX_BOOL CPDF_DataAvail::CheckTrailer(DownloadHints* pHints) { m_docStatus = PDF_DATAAVAIL_TRAILER_APPEND; } } - return TRUE; + return true; } m_dwPrevXRefOffset = 0; m_docStatus = PDF_DATAAVAIL_TRAILER_APPEND; - return TRUE; + return true; } pHints->AddSegment(m_Pos, iTrailerSize); - return FALSE; + return false; } -FX_BOOL CPDF_DataAvail::CheckPage(uint32_t dwPage, DownloadHints* pHints) { - while (TRUE) { +bool CPDF_DataAvail::CheckPage(uint32_t dwPage, DownloadHints* pHints) { + while (true) { switch (m_docStatus) { case PDF_DATAAVAIL_PAGETREE: if (!LoadDocPages(pHints)) - return FALSE; + return false; break; case PDF_DATAAVAIL_PAGE: if (!LoadDocPage(dwPage, pHints)) - return FALSE; + return false; break; case PDF_DATAAVAIL_ERROR: return LoadAllFile(pHints); default: - m_bPagesTreeLoad = TRUE; - m_bPagesLoad = TRUE; - m_bCurPageDictLoadOK = TRUE; + m_bPagesTreeLoad = true; + m_bPagesLoad = true; + m_bCurPageDictLoadOK = true; m_docStatus = PDF_DATAAVAIL_PAGE; - return TRUE; + return true; } } } -FX_BOOL CPDF_DataAvail::CheckArrayPageNode(uint32_t dwPageNo, - PageNode* pPageNode, - DownloadHints* pHints) { - FX_BOOL bExist = FALSE; +bool CPDF_DataAvail::CheckArrayPageNode(uint32_t dwPageNo, + PageNode* pPageNode, + DownloadHints* pHints) { + bool bExist = false; CPDF_Object* pPages = GetObject(dwPageNo, pHints, &bExist); if (!bExist) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (!pPages) { if (m_docStatus == PDF_DATAAVAIL_ERROR) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } - return FALSE; + return false; } CPDF_Array* pArray = pPages->AsArray(); if (!pArray) { pPages->Release(); m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } pPageNode->m_type = PDF_PAGENODE_PAGES; @@ -1283,36 +1282,36 @@ FX_BOOL CPDF_DataAvail::CheckArrayPageNode(uint32_t dwPageNo, pNode->m_dwPageNo = pKid->GetRefObjNum(); } pPages->Release(); - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckUnkownPageNode(uint32_t dwPageNo, - PageNode* pPageNode, - DownloadHints* pHints) { - FX_BOOL bExist = FALSE; +bool CPDF_DataAvail::CheckUnkownPageNode(uint32_t dwPageNo, + PageNode* pPageNode, + DownloadHints* pHints) { + bool bExist = false; CPDF_Object* pPage = GetObject(dwPageNo, pHints, &bExist); if (!bExist) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (!pPage) { if (m_docStatus == PDF_DATAAVAIL_ERROR) m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (pPage->IsArray()) { pPageNode->m_dwPageNo = dwPageNo; pPageNode->m_type = PDF_PAGENODE_ARRAY; pPage->Release(); - return TRUE; + return true; } if (!pPage->IsDictionary()) { pPage->Release(); m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } pPageNode->m_dwPageNo = dwPageNo; @@ -1323,7 +1322,7 @@ FX_BOOL CPDF_DataAvail::CheckUnkownPageNode(uint32_t dwPageNo, CPDF_Object* pKids = pDict->GetObjectFor("Kids"); if (!pKids) { m_docStatus = PDF_DATAAVAIL_PAGE; - return TRUE; + return true; } switch (pKids->GetType()) { @@ -1353,24 +1352,24 @@ FX_BOOL CPDF_DataAvail::CheckUnkownPageNode(uint32_t dwPageNo, } else { pPage->Release(); m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } pPage->Release(); - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::CheckPageNode(CPDF_DataAvail::PageNode& pageNodes, - int32_t iPage, - int32_t& iCount, - DownloadHints* pHints, - int level) { +bool CPDF_DataAvail::CheckPageNode(CPDF_DataAvail::PageNode& pageNodes, + int32_t iPage, + int32_t& iCount, + DownloadHints* pHints, + int level) { if (level >= kMaxPageRecursionDepth) - return FALSE; + return false; int32_t iSize = pageNodes.m_childNode.GetSize(); if (iSize <= 0 || iPage >= iSize) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } for (int32_t i = 0; i < iSize; ++i) { @@ -1381,7 +1380,7 @@ FX_BOOL CPDF_DataAvail::CheckPageNode(CPDF_DataAvail::PageNode& pageNodes, switch (pNode->m_type) { case PDF_PAGENODE_UNKNOWN: if (!CheckUnkownPageNode(pNode->m_dwPageNo, pNode, pHints)) { - return FALSE; + return false; } --i; break; @@ -1392,101 +1391,101 @@ FX_BOOL CPDF_DataAvail::CheckPageNode(CPDF_DataAvail::PageNode& pageNodes, break; case PDF_PAGENODE_PAGES: if (!CheckPageNode(*pNode, iPage, iCount, pHints, level + 1)) - return FALSE; + return false; break; case PDF_PAGENODE_ARRAY: if (!CheckArrayPageNode(pNode->m_dwPageNo, pNode, pHints)) - return FALSE; + return false; --i; break; } if (iPage == iCount) { m_docStatus = PDF_DATAAVAIL_DONE; - return TRUE; + return true; } } - return TRUE; + return true; } -FX_BOOL CPDF_DataAvail::LoadDocPage(uint32_t dwPage, DownloadHints* pHints) { +bool CPDF_DataAvail::LoadDocPage(uint32_t dwPage, DownloadHints* pHints) { FX_SAFE_INT32 safePage = pdfium::base::checked_cast<int32_t>(dwPage); int32_t iPage = safePage.ValueOrDie(); if (m_pDocument->GetPageCount() <= iPage || m_pDocument->IsPageLoaded(iPage)) { m_docStatus = PDF_DATAAVAIL_DONE; - return TRUE; + return true; } if (m_pageNodes.m_type == PDF_PAGENODE_PAGE) { if (iPage == 0) { m_docStatus = PDF_DATAAVAIL_DONE; - return TRUE; + return true; } m_docStatus = PDF_DATAAVAIL_ERROR; - return TRUE; + return true; } int32_t iCount = -1; return CheckPageNode(m_pageNodes, iPage, iCount, pHints, 0); } -FX_BOOL CPDF_DataAvail::CheckPageCount(DownloadHints* pHints) { - FX_BOOL bExist = FALSE; +bool CPDF_DataAvail::CheckPageCount(DownloadHints* pHints) { + bool bExist = false; CPDF_Object* pPages = GetObject(m_PagesObjNum, pHints, &bExist); if (!bExist) { m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (!pPages) - return FALSE; + return false; CPDF_Dictionary* pPagesDict = pPages->GetDict(); if (!pPagesDict) { pPages->Release(); m_docStatus = PDF_DATAAVAIL_ERROR; - return FALSE; + return false; } if (!pPagesDict->KeyExist("Kids")) { pPages->Release(); - return TRUE; + return true; } int count = pPagesDict->GetIntegerFor("Count"); if (count > 0) { pPages->Release(); - return TRUE; + return true; } pPages->Release(); - return FALSE; + return false; } -FX_BOOL CPDF_DataAvail::LoadDocPages(DownloadHints* pHints) { +bool CPDF_DataAvail::LoadDocPages(DownloadHints* pHints) { if (!CheckUnkownPageNode(m_PagesObjNum, &m_pageNodes, pHints)) - return FALSE; + return false; if (CheckPageCount(pHints)) { m_docStatus = PDF_DATAAVAIL_PAGE; - return TRUE; + return true; } - m_bTotalLoadPageTree = TRUE; - return FALSE; + m_bTotalLoadPageTree = true; + return false; } -FX_BOOL CPDF_DataAvail::LoadPages(DownloadHints* pHints) { +bool CPDF_DataAvail::LoadPages(DownloadHints* pHints) { while (!m_bPagesTreeLoad) { if (!CheckPageStatus(pHints)) - return FALSE; + return false; } if (m_bPagesLoad) - return TRUE; + return true; m_pDocument->LoadPages(); - return FALSE; + return false; } CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::CheckLinearizedData( @@ -1508,50 +1507,49 @@ CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::CheckLinearizedData( CPDF_Parser::Error eRet = m_pDocument->GetParser()->LoadLinearizedMainXRefTable(); - m_bMainXRefLoadTried = TRUE; + m_bMainXRefLoadTried = true; if (eRet != CPDF_Parser::SUCCESS) return DataError; if (!PreparePageItem()) return DataNotAvailable; - m_bMainXRefLoadedOK = TRUE; - m_bLinearedDataOK = TRUE; + m_bMainXRefLoadedOK = true; + m_bLinearedDataOK = true; } return m_bLinearedDataOK ? DataAvailable : DataNotAvailable; } -FX_BOOL CPDF_DataAvail::CheckPageAnnots(uint32_t dwPage, - DownloadHints* pHints) { +bool CPDF_DataAvail::CheckPageAnnots(uint32_t dwPage, DownloadHints* pHints) { if (m_objs_array.empty()) { m_ObjectSet.clear(); FX_SAFE_INT32 safePage = pdfium::base::checked_cast<int32_t>(dwPage); CPDF_Dictionary* pPageDict = m_pDocument->GetPage(safePage.ValueOrDie()); if (!pPageDict) - return TRUE; + return true; CPDF_Object* pAnnots = pPageDict->GetObjectFor("Annots"); if (!pAnnots) - return TRUE; + return true; std::vector<CPDF_Object*> obj_array; obj_array.push_back(pAnnots); - if (!AreObjectsAvailable(obj_array, FALSE, pHints, m_objs_array)) - return FALSE; + if (!AreObjectsAvailable(obj_array, false, pHints, m_objs_array)) + return false; m_objs_array.clear(); - return TRUE; + return true; } std::vector<CPDF_Object*> new_objs_array; - if (!AreObjectsAvailable(m_objs_array, FALSE, pHints, new_objs_array)) { + if (!AreObjectsAvailable(m_objs_array, false, pHints, new_objs_array)) { m_objs_array = new_objs_array; - return FALSE; + return false; } m_objs_array.clear(); - return TRUE; + return true; } CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::CheckLinearizedFirstPage( @@ -1560,32 +1558,32 @@ CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::CheckLinearizedFirstPage( if (!m_bAnnotsLoad) { if (!CheckPageAnnots(dwPage, pHints)) return DataNotAvailable; - m_bAnnotsLoad = TRUE; + m_bAnnotsLoad = true; } DocAvailStatus nRet = CheckLinearizedData(pHints); if (nRet == DataAvailable) - m_bPageLoadedOK = FALSE; + m_bPageLoadedOK = false; return nRet; } -FX_BOOL CPDF_DataAvail::HaveResourceAncestor(CPDF_Dictionary* pDict) { +bool CPDF_DataAvail::HaveResourceAncestor(CPDF_Dictionary* pDict) { CFX_AutoRestorer<int> restorer(&s_CurrentDataAvailRecursionDepth); if (++s_CurrentDataAvailRecursionDepth > kMaxDataAvailRecursionDepth) - return FALSE; + return false; CPDF_Object* pParent = pDict->GetObjectFor("Parent"); if (!pParent) - return FALSE; + return false; CPDF_Dictionary* pParentDict = pParent->GetDict(); if (!pParentDict) - return FALSE; + return false; CPDF_Object* pRet = pParentDict->GetObjectFor("Resources"); if (pRet) { m_pPageResource = pRet; - return TRUE; + return true; } return HaveResourceAncestor(pParentDict); @@ -1598,10 +1596,10 @@ CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::IsPageAvail( return DataError; if (IsFirstCheck(dwPage)) { - m_bCurPageDictLoadOK = FALSE; - m_bPageLoadedOK = FALSE; - m_bAnnotsLoad = FALSE; - m_bNeedDownLoadResource = FALSE; + m_bCurPageDictLoadOK = false; + m_bPageLoadedOK = false; + m_bAnnotsLoad = false; + m_bNeedDownLoadResource = false; m_objs_array.clear(); m_ObjectSet.clear(); } @@ -1654,7 +1652,7 @@ CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::IsPageAvail( if (m_bHaveAcroForm && !m_bAcroFormLoad) { if (!CheckAcroFormSubObject(pHints)) return DataNotAvailable; - m_bAcroFormLoad = TRUE; + m_bAcroFormLoad = true; } if (!m_bPageLoadedOK) { @@ -1670,25 +1668,25 @@ CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::IsPageAvail( std::vector<CPDF_Object*> obj_array; obj_array.push_back(m_pPageDict); - if (!AreObjectsAvailable(obj_array, TRUE, pHints, m_objs_array)) + if (!AreObjectsAvailable(obj_array, true, pHints, m_objs_array)) return DataNotAvailable; m_objs_array.clear(); } else { std::vector<CPDF_Object*> new_objs_array; - if (!AreObjectsAvailable(m_objs_array, FALSE, pHints, new_objs_array)) { + if (!AreObjectsAvailable(m_objs_array, false, pHints, new_objs_array)) { m_objs_array = new_objs_array; return DataNotAvailable; } } m_objs_array.clear(); - m_bPageLoadedOK = TRUE; + m_bPageLoadedOK = true; } if (!m_bAnnotsLoad) { if (!CheckPageAnnots(dwPage, pHints)) return DataNotAvailable; - m_bAnnotsLoad = TRUE; + m_bAnnotsLoad = true; } if (m_pPageDict && !m_bNeedDownLoadResource) { @@ -1700,35 +1698,35 @@ CPDF_DataAvail::DocAvailStatus CPDF_DataAvail::IsPageAvail( if (m_bNeedDownLoadResource) { if (!CheckResources(pHints)) return DataNotAvailable; - m_bNeedDownLoadResource = FALSE; + m_bNeedDownLoadResource = false; } - m_bPageLoadedOK = FALSE; - m_bAnnotsLoad = FALSE; - m_bCurPageDictLoadOK = FALSE; + m_bPageLoadedOK = false; + m_bAnnotsLoad = false; + m_bCurPageDictLoadOK = false; ResetFirstCheck(dwPage); m_pagesLoadState.insert(dwPage); return DataAvailable; } -FX_BOOL CPDF_DataAvail::CheckResources(DownloadHints* pHints) { +bool CPDF_DataAvail::CheckResources(DownloadHints* pHints) { if (m_objs_array.empty()) { std::vector<CPDF_Object*> obj_array; obj_array.push_back(m_pPageResource); - if (!AreObjectsAvailable(obj_array, TRUE, pHints, m_objs_array)) - return FALSE; + if (!AreObjectsAvailable(obj_array, true, pHints, m_objs_array)) + return false; m_objs_array.clear(); - return TRUE; + return true; } std::vector<CPDF_Object*> new_objs_array; - if (!AreObjectsAvailable(m_objs_array, FALSE, pHints, new_objs_array)) { + if (!AreObjectsAvailable(m_objs_array, false, pHints, new_objs_array)) { m_objs_array = new_objs_array; - return FALSE; + return false; } m_objs_array.clear(); - return TRUE; + return true; } void CPDF_DataAvail::GetLinearizedMainXRefInfo(FX_FILESIZE* pPos, @@ -1805,11 +1803,11 @@ CPDF_DataAvail::DocFormStatus CPDF_DataAvail::IsFormAvail( if (m_objs_array.empty()) m_objs_array.push_back(pAcroForm->GetDict()); - m_bLinearizedFormParamLoad = TRUE; + m_bLinearizedFormParamLoad = true; } std::vector<CPDF_Object*> new_objs_array; - if (!AreObjectsAvailable(m_objs_array, FALSE, pHints, new_objs_array)) { + if (!AreObjectsAvailable(m_objs_array, false, pHints, new_objs_array)) { m_objs_array = new_objs_array; return FormNotAvailable; } |