xref: /freebsd/contrib/llvm-project/llvm/lib/DebugInfo/PDB/DIA/DIAEnumInjectedSources.cpp (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
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-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 #include "llvm/DebugInfo/PDB/DIA/DIAEnumInjectedSources.h"
10 #include "llvm/DebugInfo/PDB/DIA/DIAInjectedSource.h"
11 #include "llvm/DebugInfo/PDB/PDBSymbol.h"
12 
13 using namespace llvm;
14 using namespace llvm::pdb;
15 
16 DIAEnumInjectedSources::DIAEnumInjectedSources(
17     CComPtr<IDiaEnumInjectedSources> DiaEnumerator)
18     : Enumerator(DiaEnumerator) {}
19 
20 uint32_t DIAEnumInjectedSources::getChildCount() const {
21   LONG Count = 0;
22   return (S_OK == Enumerator->get_Count(&Count)) ? Count : 0;
23 }
24 
25 std::unique_ptr<IPDBInjectedSource>
26 DIAEnumInjectedSources::getChildAtIndex(uint32_t Index) const {
27   CComPtr<IDiaInjectedSource> Item;
28   if (S_OK != Enumerator->Item(Index, &Item))
29     return nullptr;
30 
31   return std::unique_ptr<IPDBInjectedSource>(new DIAInjectedSource(Item));
32 }
33 
34 std::unique_ptr<IPDBInjectedSource> DIAEnumInjectedSources::getNext() {
35   CComPtr<IDiaInjectedSource> Item;
36   ULONG NumFetched = 0;
37   if (S_OK != Enumerator->Next(1, &Item, &NumFetched))
38     return nullptr;
39 
40   return std::unique_ptr<IPDBInjectedSource>(new DIAInjectedSource(Item));
41 }
42 
43 void DIAEnumInjectedSources::reset() { Enumerator->Reset(); }
44