44 lines · cpp
1//==- DIAEnumSourceFiles.cpp - DIA Source File Enumerator impl ---*- C++ -*-==//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "llvm/DebugInfo/PDB/DIA/DIAEnumSourceFiles.h"10#include "llvm/DebugInfo/PDB/DIA/DIASourceFile.h"11#include "llvm/DebugInfo/PDB/PDBSymbol.h"12 13using namespace llvm;14using namespace llvm::pdb;15 16DIAEnumSourceFiles::DIAEnumSourceFiles(17 const DIASession &PDBSession, CComPtr<IDiaEnumSourceFiles> DiaEnumerator)18 : Session(PDBSession), Enumerator(DiaEnumerator) {}19 20uint32_t DIAEnumSourceFiles::getChildCount() const {21 LONG Count = 0;22 return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0;23}24 25std::unique_ptr<IPDBSourceFile>26DIAEnumSourceFiles::getChildAtIndex(uint32_t Index) const {27 CComPtr<IDiaSourceFile> Item;28 if (S_OK != Enumerator->Item(Index, &Item))29 return nullptr;30 31 return std::unique_ptr<IPDBSourceFile>(new DIASourceFile(Session, Item));32}33 34std::unique_ptr<IPDBSourceFile> DIAEnumSourceFiles::getNext() {35 CComPtr<IDiaSourceFile> Item;36 ULONG NumFetched = 0;37 if (S_OK != Enumerator->Next(1, &Item, &NumFetched))38 return nullptr;39 40 return std::unique_ptr<IPDBSourceFile>(new DIASourceFile(Session, Item));41}42 43void DIAEnumSourceFiles::reset() { Enumerator->Reset(); }44