| //==- DIAEnumSymbols.cpp - DIA Symbol Enumerator impl ------------*- C++ -*-==// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/DebugInfo/PDB/DIA/DIAEnumSymbols.h" |
| #include "llvm/DebugInfo/PDB/DIA/DIARawSymbol.h" |
| #include "llvm/DebugInfo/PDB/DIA/DIASession.h" |
| #include "llvm/DebugInfo/PDB/PDBSymbol.h" |
| |
| using namespace llvm; |
| using namespace llvm::pdb; |
| |
| DIAEnumSymbols::DIAEnumSymbols(const DIASession &PDBSession, |
| CComPtr<IDiaEnumSymbols> DiaEnumerator) |
| : Session(PDBSession), Enumerator(DiaEnumerator) {} |
| |
| uint32_t DIAEnumSymbols::getChildCount() const { |
| LONG Count = 0; |
| return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0; |
| } |
| |
| std::unique_ptr<PDBSymbol> |
| DIAEnumSymbols::getChildAtIndex(uint32_t Index) const { |
| CComPtr<IDiaSymbol> Item; |
| if (S_OK != Enumerator->Item(Index, &Item)) |
| return nullptr; |
| |
| std::unique_ptr<DIARawSymbol> RawSymbol(new DIARawSymbol(Session, Item)); |
| return std::unique_ptr<PDBSymbol>(PDBSymbol::create(Session, std::move(RawSymbol))); |
| } |
| |
| std::unique_ptr<PDBSymbol> DIAEnumSymbols::getNext() { |
| CComPtr<IDiaSymbol> Item; |
| ULONG NumFetched = 0; |
| if (S_OK != Enumerator->Next(1, &Item, &NumFetched)) |
| return nullptr; |
| |
| std::unique_ptr<DIARawSymbol> RawSymbol(new DIARawSymbol(Session, Item)); |
| return std::unique_ptr<PDBSymbol>( |
| PDBSymbol::create(Session, std::move(RawSymbol))); |
| } |
| |
| void DIAEnumSymbols::reset() { Enumerator->Reset(); } |
| |
| DIAEnumSymbols *DIAEnumSymbols::clone() const { |
| CComPtr<IDiaEnumSymbols> EnumeratorClone; |
| if (S_OK != Enumerator->Clone(&EnumeratorClone)) |
| return nullptr; |
| return new DIAEnumSymbols(Session, EnumeratorClone); |
| } |