98 lines
2.7 KiB
C
98 lines
2.7 KiB
C
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//===- TpiStream.cpp - PDB Type Info (TPI) Stream 2 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_RAW_PDBTPISTREAM_H
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#define LLVM_DEBUGINFO_PDB_RAW_PDBTPISTREAM_H
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#include "llvm/DebugInfo/CodeView/CVRecord.h"
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#include "llvm/DebugInfo/PDB/Native/HashTable.h"
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#include "llvm/DebugInfo/PDB/Native/RawConstants.h"
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#include "llvm/DebugInfo/PDB/Native/RawTypes.h"
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#include "llvm/DebugInfo/PDB/PDBTypes.h"
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#include "llvm/Support/BinaryStreamArray.h"
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#include "llvm/Support/BinaryStreamRef.h"
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#include "llvm/Support/raw_ostream.h"
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#include "llvm/Support/Error.h"
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namespace llvm {
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namespace codeview {
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class LazyRandomTypeCollection;
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}
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namespace msf {
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class MappedBlockStream;
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}
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namespace pdb {
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class PDBFile;
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class TpiStream {
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friend class TpiStreamBuilder;
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public:
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TpiStream(PDBFile &File, std::unique_ptr<msf::MappedBlockStream> Stream);
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~TpiStream();
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Error reload();
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PdbRaw_TpiVer getTpiVersion() const;
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uint32_t TypeIndexBegin() const;
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uint32_t TypeIndexEnd() const;
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uint32_t getNumTypeRecords() const;
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uint16_t getTypeHashStreamIndex() const;
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uint16_t getTypeHashStreamAuxIndex() const;
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uint32_t getHashKeySize() const;
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uint32_t getNumHashBuckets() const;
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FixedStreamArray<support::ulittle32_t> getHashValues() const;
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FixedStreamArray<codeview::TypeIndexOffset> getTypeIndexOffsets() const;
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HashTable<support::ulittle32_t> &getHashAdjusters();
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codeview::CVTypeRange types(bool *HadError) const;
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const codeview::CVTypeArray &typeArray() const { return TypeRecords; }
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codeview::LazyRandomTypeCollection &typeCollection() { return *Types; }
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Expected<codeview::TypeIndex>
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findFullDeclForForwardRef(codeview::TypeIndex ForwardRefTI) const;
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std::vector<codeview::TypeIndex> findRecordsByName(StringRef Name) const;
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codeview::CVType getType(codeview::TypeIndex Index);
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BinarySubstreamRef getTypeRecordsSubstream() const;
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Error commit();
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void buildHashMap();
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bool supportsTypeLookup() const;
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private:
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PDBFile &Pdb;
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std::unique_ptr<msf::MappedBlockStream> Stream;
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std::unique_ptr<codeview::LazyRandomTypeCollection> Types;
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BinarySubstreamRef TypeRecordsSubstream;
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codeview::CVTypeArray TypeRecords;
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std::unique_ptr<BinaryStream> HashStream;
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FixedStreamArray<support::ulittle32_t> HashValues;
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FixedStreamArray<codeview::TypeIndexOffset> TypeIndexOffsets;
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HashTable<support::ulittle32_t> HashAdjusters;
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std::vector<std::vector<codeview::TypeIndex>> HashMap;
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const TpiStreamHeader *Header;
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};
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}
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}
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#endif
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