//==- DIAEnumDebugStreams.cpp - DIA Debug Stream Enumerator impl -*- C++ -*-==// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception // //===----------------------------------------------------------------------===// #include "llvm/DebugInfo/PDB/DIA/DIAEnumDebugStreams.h" #include "llvm/DebugInfo/PDB/DIA/DIADataStream.h" #include "llvm/DebugInfo/PDB/PDBSymbol.h" using namespace llvm; using namespace llvm::pdb; DIAEnumDebugStreams::DIAEnumDebugStreams( CComPtr DiaEnumerator) : Enumerator(DiaEnumerator) {} uint32_t DIAEnumDebugStreams::getChildCount() const { LONG Count = 0; return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0; } std::unique_ptr DIAEnumDebugStreams::getChildAtIndex(uint32_t Index) const { CComPtr Item; VARIANT VarIndex; VarIndex.vt = VT_I4; VarIndex.lVal = Index; if (S_OK != Enumerator->Item(VarIndex, &Item)) return nullptr; return std::unique_ptr(new DIADataStream(Item)); } std::unique_ptr DIAEnumDebugStreams::getNext() { CComPtr Item; ULONG NumFetched = 0; if (S_OK != Enumerator->Next(1, &Item, &NumFetched)) return nullptr; return std::unique_ptr(new DIADataStream(Item)); } void DIAEnumDebugStreams::reset() { Enumerator->Reset(); }