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//===- NativeExeSymbol.cpp - native impl for PDBSymbolExe -------*- 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/Native/NativeExeSymbol.h"
#include "llvm/DebugInfo/CodeView/CodeView.h"
#include "llvm/DebugInfo/PDB/IPDBEnumChildren.h"
#include "llvm/DebugInfo/PDB/Native/DbiStream.h"
#include "llvm/DebugInfo/PDB/Native/InfoStream.h"
#include "llvm/DebugInfo/PDB/Native/NativeEnumModules.h"
#include "llvm/DebugInfo/PDB/Native/NativeSession.h"
#include "llvm/DebugInfo/PDB/Native/PDBFile.h"
#include "llvm/DebugInfo/PDB/Native/SymbolCache.h"
using namespace llvm;
using namespace llvm::pdb;
static DbiStream *getDbiStreamPtr(NativeSession &Session) {
Expected<DbiStream &> DbiS = Session.getPDBFile().getPDBDbiStream();
if (DbiS)
return &DbiS.get();
consumeError(DbiS.takeError());
return nullptr;
}
NativeExeSymbol::NativeExeSymbol(NativeSession &Session, SymIndexId SymbolId)
: NativeRawSymbol(Session, PDB_SymType::Exe, SymbolId),
Dbi(getDbiStreamPtr(Session)) {}
std::unique_ptr<IPDBEnumSymbols>
NativeExeSymbol::findChildren(PDB_SymType Type) const {
switch (Type) {
case PDB_SymType::Compiland: {
return std::unique_ptr<IPDBEnumSymbols>(new NativeEnumModules(Session));
break;
}
case PDB_SymType::ArrayType:
return Session.getSymbolCache().createTypeEnumerator(codeview::LF_ARRAY);
case PDB_SymType::Enum:
return Session.getSymbolCache().createTypeEnumerator(codeview::LF_ENUM);
case PDB_SymType::PointerType:
return Session.getSymbolCache().createTypeEnumerator(codeview::LF_POINTER);
case PDB_SymType::UDT:
return Session.getSymbolCache().createTypeEnumerator(
{codeview::LF_STRUCTURE, codeview::LF_CLASS, codeview::LF_UNION,
codeview::LF_INTERFACE});
case PDB_SymType::VTableShape:
return Session.getSymbolCache().createTypeEnumerator(codeview::LF_VTSHAPE);
case PDB_SymType::FunctionSig:
return Session.getSymbolCache().createTypeEnumerator(
{codeview::LF_PROCEDURE, codeview::LF_MFUNCTION});
case PDB_SymType::Typedef:
return Session.getSymbolCache().createGlobalsEnumerator(codeview::S_UDT);
default:
break;
}
return nullptr;
}
uint32_t NativeExeSymbol::getAge() const {
auto IS = Session.getPDBFile().getPDBInfoStream();
if (IS)
return IS->getAge();
consumeError(IS.takeError());
return 0;
}
std::string NativeExeSymbol::getSymbolsFileName() const {
return std::string(Session.getPDBFile().getFilePath());
}
codeview::GUID NativeExeSymbol::getGuid() const {
auto IS = Session.getPDBFile().getPDBInfoStream();
if (IS)
return IS->getGuid();
consumeError(IS.takeError());
return codeview::GUID{{0}};
}
bool NativeExeSymbol::hasCTypes() const {
auto Dbi = Session.getPDBFile().getPDBDbiStream();
if (Dbi)
return Dbi->hasCTypes();
consumeError(Dbi.takeError());
return false;
}
bool NativeExeSymbol::hasPrivateSymbols() const {
auto Dbi = Session.getPDBFile().getPDBDbiStream();
if (Dbi)
return !Dbi->isStripped();
consumeError(Dbi.takeError());
return false;
}
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