93 lines
2.8 KiB
C
93 lines
2.8 KiB
C
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//===- ModuleDebugStream.h - PDB Module Info Stream Access ------*- C++ -*-===//
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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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#ifndef LLVM_DEBUGINFO_PDB_NATIVE_MODULEDEBUGSTREAM_H
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#define LLVM_DEBUGINFO_PDB_NATIVE_MODULEDEBUGSTREAM_H
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#include "llvm/ADT/iterator_range.h"
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#include "llvm/DebugInfo/CodeView/DebugChecksumsSubsection.h"
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#include "llvm/DebugInfo/CodeView/DebugSubsectionRecord.h"
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#include "llvm/DebugInfo/CodeView/SymbolRecord.h"
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#include "llvm/DebugInfo/MSF/MappedBlockStream.h"
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#include "llvm/DebugInfo/PDB/Native/DbiModuleDescriptor.h"
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#include "llvm/Support/BinaryStreamRef.h"
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#include "llvm/Support/Error.h"
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#include <cstdint>
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#include <memory>
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namespace llvm {
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namespace pdb {
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class DbiModuleDescriptor;
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class ModuleDebugStreamRef {
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using DebugSubsectionIterator = codeview::DebugSubsectionArray::Iterator;
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public:
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ModuleDebugStreamRef(const DbiModuleDescriptor &Module,
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std::unique_ptr<msf::MappedBlockStream> Stream);
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ModuleDebugStreamRef(ModuleDebugStreamRef &&Other) = default;
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ModuleDebugStreamRef(const ModuleDebugStreamRef &Other) = default;
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~ModuleDebugStreamRef();
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Error reload();
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uint32_t signature() const { return Signature; }
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iterator_range<codeview::CVSymbolArray::Iterator>
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symbols(bool *HadError) const;
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const codeview::CVSymbolArray &getSymbolArray() const { return SymbolArray; }
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const codeview::CVSymbolArray
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getSymbolArrayForScope(uint32_t ScopeBegin) const;
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BinarySubstreamRef getSymbolsSubstream() const;
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BinarySubstreamRef getC11LinesSubstream() const;
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BinarySubstreamRef getC13LinesSubstream() const;
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BinarySubstreamRef getGlobalRefsSubstream() const;
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ModuleDebugStreamRef &operator=(ModuleDebugStreamRef &&Other) = delete;
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codeview::CVSymbol readSymbolAtOffset(uint32_t Offset) const;
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iterator_range<DebugSubsectionIterator> subsections() const;
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codeview::DebugSubsectionArray getSubsectionsArray() const {
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return Subsections;
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}
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bool hasDebugSubsections() const;
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Error commit();
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Expected<codeview::DebugChecksumsSubsectionRef>
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findChecksumsSubsection() const;
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private:
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Error reloadSerialize(BinaryStreamReader &Reader);
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DbiModuleDescriptor Mod;
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uint32_t Signature;
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std::shared_ptr<msf::MappedBlockStream> Stream;
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codeview::CVSymbolArray SymbolArray;
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BinarySubstreamRef SymbolsSubstream;
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BinarySubstreamRef C11LinesSubstream;
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BinarySubstreamRef C13LinesSubstream;
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BinarySubstreamRef GlobalRefsSubstream;
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codeview::DebugSubsectionArray Subsections;
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};
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} // end namespace pdb
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} // end namespace llvm
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#endif // LLVM_DEBUGINFO_PDB_NATIVE_MODULEDEBUGSTREAM_H
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