1 //===- NativeExeSymbol.cpp - native impl for PDBSymbolExe -------*- 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/Native/NativeExeSymbol.h"
11 
12 #include "llvm/ADT/STLExtras.h"
13 #include "llvm/DebugInfo/PDB/Native/DbiStream.h"
14 #include "llvm/DebugInfo/PDB/Native/InfoStream.h"
15 #include "llvm/DebugInfo/PDB/Native/NativeEnumModules.h"
16 #include "llvm/DebugInfo/PDB/Native/PDBFile.h"
17 
18 namespace llvm {
19 namespace pdb {
20 
21 NativeExeSymbol::NativeExeSymbol(NativeSession &Session, SymIndexId SymbolId)
22     : NativeRawSymbol(Session, SymbolId), File(Session.getPDBFile()) {}
23 
24 std::unique_ptr<NativeRawSymbol> NativeExeSymbol::clone() const {
25   return llvm::make_unique<NativeExeSymbol>(Session, SymbolId);
26 }
27 
28 std::unique_ptr<IPDBEnumSymbols>
29 NativeExeSymbol::findChildren(PDB_SymType Type) const {
30   switch (Type) {
31   case PDB_SymType::Compiland: {
32     auto Dbi = File.getPDBDbiStream();
33     if (Dbi) {
34       const DbiModuleList &Modules = Dbi->modules();
35       return std::unique_ptr<IPDBEnumSymbols>(
36           new NativeEnumModules(Session, Modules));
37     }
38     consumeError(Dbi.takeError());
39     break;
40   }
41   default:
42     break;
43   }
44   return nullptr;
45 }
46 
47 uint32_t NativeExeSymbol::getAge() const {
48   auto IS = File.getPDBInfoStream();
49   if (IS)
50     return IS->getAge();
51   consumeError(IS.takeError());
52   return 0;
53 }
54 
55 std::string NativeExeSymbol::getSymbolsFileName() const {
56   return File.getFilePath();
57 }
58 
59 PDB_UniqueId NativeExeSymbol::getGuid() const {
60   auto IS = File.getPDBInfoStream();
61   if (IS)
62     return IS->getGuid();
63   consumeError(IS.takeError());
64   return PDB_UniqueId{{0}};
65 }
66 
67 bool NativeExeSymbol::hasCTypes() const {
68   auto Dbi = File.getPDBDbiStream();
69   if (Dbi)
70     return Dbi->hasCTypes();
71   consumeError(Dbi.takeError());
72   return false;
73 }
74 
75 bool NativeExeSymbol::hasPrivateSymbols() const {
76   auto Dbi = File.getPDBDbiStream();
77   if (Dbi)
78     return !Dbi->isStripped();
79   consumeError(Dbi.takeError());
80   return false;
81 }
82 
83 } // namespace pdb
84 } // namespace llvm
85