94 lines
2.7 KiB
C++
94 lines
2.7 KiB
C++
//===- DbiModuleDescriptor.cpp - PDB module information -------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/DebugInfo/PDB/Native/DbiModuleDescriptor.h"
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#include "llvm/DebugInfo/PDB/Native/RawTypes.h"
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#include "llvm/Support/BinaryStreamReader.h"
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#include "llvm/Support/Endian.h"
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#include "llvm/Support/Error.h"
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#include "llvm/Support/MathExtras.h"
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#include <cstdint>
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using namespace llvm;
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using namespace llvm::pdb;
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using namespace llvm::support;
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DbiModuleDescriptor::DbiModuleDescriptor() = default;
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DbiModuleDescriptor::DbiModuleDescriptor(const DbiModuleDescriptor &Info) =
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default;
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DbiModuleDescriptor::~DbiModuleDescriptor() = default;
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Error DbiModuleDescriptor::initialize(BinaryStreamRef Stream,
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DbiModuleDescriptor &Info) {
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BinaryStreamReader Reader(Stream);
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if (auto EC = Reader.readObject(Info.Layout))
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return EC;
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if (auto EC = Reader.readCString(Info.ModuleName))
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return EC;
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if (auto EC = Reader.readCString(Info.ObjFileName))
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return EC;
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return Error::success();
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}
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bool DbiModuleDescriptor::hasECInfo() const {
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return (Layout->Flags & ModInfoFlags::HasECFlagMask) != 0;
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}
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uint16_t DbiModuleDescriptor::getTypeServerIndex() const {
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return (Layout->Flags & ModInfoFlags::TypeServerIndexMask) >>
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ModInfoFlags::TypeServerIndexShift;
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}
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const SectionContrib &DbiModuleDescriptor::getSectionContrib() const {
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return Layout->SC;
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}
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uint16_t DbiModuleDescriptor::getModuleStreamIndex() const {
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return Layout->ModDiStream;
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}
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uint32_t DbiModuleDescriptor::getSymbolDebugInfoByteSize() const {
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return Layout->SymBytes;
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}
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uint32_t DbiModuleDescriptor::getC11LineInfoByteSize() const {
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return Layout->C11Bytes;
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}
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uint32_t DbiModuleDescriptor::getC13LineInfoByteSize() const {
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return Layout->C13Bytes;
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}
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uint32_t DbiModuleDescriptor::getNumberOfFiles() const {
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return Layout->NumFiles;
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}
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uint32_t DbiModuleDescriptor::getSourceFileNameIndex() const {
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return Layout->SrcFileNameNI;
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}
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uint32_t DbiModuleDescriptor::getPdbFilePathNameIndex() const {
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return Layout->PdbFilePathNI;
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}
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StringRef DbiModuleDescriptor::getModuleName() const { return ModuleName; }
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StringRef DbiModuleDescriptor::getObjFileName() const { return ObjFileName; }
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uint32_t DbiModuleDescriptor::getRecordLength() const {
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uint32_t M = ModuleName.str().size() + 1;
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uint32_t O = ObjFileName.str().size() + 1;
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uint32_t Size = sizeof(ModuleInfoHeader) + M + O;
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Size = alignTo(Size, 4);
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return Size;
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}
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