1 //==- DIAEnumSourceFiles.cpp - DIA Source File Enumerator impl ---*- C++ -*-==// 2 // 3 // The LLVM Compiler Infrastructure 4 // 5 // This file is distributed under the University of Illinois Open Source 6 // License. See LICENSE.TXT for details. 7 // 8 //===----------------------------------------------------------------------===// 9 10 #include "llvm/DebugInfo/PDB/PDBSymbol.h" 11 #include "llvm/DebugInfo/PDB/DIA/DIAEnumSourceFiles.h" 12 #include "llvm/DebugInfo/PDB/DIA/DIASourceFile.h" 13 14 using namespace llvm; 15 using namespace llvm::pdb; 16 17 DIAEnumSourceFiles::DIAEnumSourceFiles( 18 const DIASession &PDBSession, CComPtr<IDiaEnumSourceFiles> DiaEnumerator) 19 : Session(PDBSession), Enumerator(DiaEnumerator) {} 20 21 uint32_t DIAEnumSourceFiles::getChildCount() const { 22 LONG Count = 0; 23 return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0; 24 } 25 26 std::unique_ptr<IPDBSourceFile> 27 DIAEnumSourceFiles::getChildAtIndex(uint32_t Index) const { 28 CComPtr<IDiaSourceFile> Item; 29 if (S_OK != Enumerator->Item(Index, &Item)) 30 return nullptr; 31 32 return std::unique_ptr<IPDBSourceFile>(new DIASourceFile(Session, Item)); 33 } 34 35 std::unique_ptr<IPDBSourceFile> DIAEnumSourceFiles::getNext() { 36 CComPtr<IDiaSourceFile> Item; 37 ULONG NumFetched = 0; 38 if (S_OK != Enumerator->Next(1, &Item, &NumFetched)) 39 return nullptr; 40 41 return std::unique_ptr<IPDBSourceFile>(new DIASourceFile(Session, Item)); 42 } 43 44 void DIAEnumSourceFiles::reset() { Enumerator->Reset(); } 45 46 DIAEnumSourceFiles *DIAEnumSourceFiles::clone() const { 47 CComPtr<IDiaEnumSourceFiles> EnumeratorClone; 48 if (S_OK != Enumerator->Clone(&EnumeratorClone)) 49 return nullptr; 50 return new DIAEnumSourceFiles(Session, EnumeratorClone); 51 } 52
