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//===- DbiModuleDescriptor.cpp - PDB module information -------------------===//
//
// 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/DbiModuleDescriptor.h"
#include "llvm/DebugInfo/PDB/Native/RawTypes.h"
#include "llvm/Support/BinaryStreamReader.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/Error.h"
#include "llvm/Support/MathExtras.h"
#include <cstdint>
using namespace llvm;
using namespace llvm::pdb;
using namespace llvm::support;
Error DbiModuleDescriptor::initialize(BinaryStreamRef Stream,
DbiModuleDescriptor &Info) {
BinaryStreamReader Reader(Stream);
if (auto EC = Reader.readObject(Info.Layout))
return EC;
if (auto EC = Reader.readCString(Info.ModuleName))
return EC;
if (auto EC = Reader.readCString(Info.ObjFileName))
return EC;
return Error::success();
}
bool DbiModuleDescriptor::hasECInfo() const {
return (Layout->Flags & ModInfoFlags::HasECFlagMask) != 0;
}
uint16_t DbiModuleDescriptor::getTypeServerIndex() const {
return (Layout->Flags & ModInfoFlags::TypeServerIndexMask) >>
ModInfoFlags::TypeServerIndexShift;
}
const SectionContrib &DbiModuleDescriptor::getSectionContrib() const {
return Layout->SC;
}
uint16_t DbiModuleDescriptor::getModuleStreamIndex() const {
return Layout->ModDiStream;
}
uint32_t DbiModuleDescriptor::getSymbolDebugInfoByteSize() const {
return Layout->SymBytes;
}
uint32_t DbiModuleDescriptor::getC11LineInfoByteSize() const {
return Layout->C11Bytes;
}
uint32_t DbiModuleDescriptor::getC13LineInfoByteSize() const {
return Layout->C13Bytes;
}
uint32_t DbiModuleDescriptor::getNumberOfFiles() const {
return Layout->NumFiles;
}
uint32_t DbiModuleDescriptor::getSourceFileNameIndex() const {
return Layout->SrcFileNameNI;
}
uint32_t DbiModuleDescriptor::getPdbFilePathNameIndex() const {
return Layout->PdbFilePathNI;
}
StringRef DbiModuleDescriptor::getModuleName() const { return ModuleName; }
StringRef DbiModuleDescriptor::getObjFileName() const { return ObjFileName; }
uint32_t DbiModuleDescriptor::getRecordLength() const {
uint32_t M = ModuleName.str().size() + 1;
uint32_t O = ObjFileName.str().size() + 1;
uint32_t Size = sizeof(ModuleInfoHeader) + M + O;
Size = alignTo(Size, 4);
return Size;
}
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