PDBStringTable.h

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//===- PDBStringTable.h - PDB String Table -----------------------*- 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
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_DEBUGINFO_PDB_NATIVE_PDBSTRINGTABLE_H
#define LLVM_DEBUGINFO_PDB_NATIVE_PDBSTRINGTABLE_H
 
#include "llvm/ADT/StringRef.h"
#include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h"
#include "llvm/Support/BinaryStreamArray.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/Error.h"
#include <cstdint>
 
namespace llvm {
class BinaryStreamReader;
 
namespace pdb {
 
struct PDBStringTableHeader;
 
class PDBStringTable {
public:
  LLVM_ABI Error reload(BinaryStreamReader &Reader);
 
  LLVM_ABI uint32_t getByteSize() const;
  LLVM_ABI uint32_t getNameCount() const;
  LLVM_ABI uint32_t getHashVersion() const;
  LLVM_ABI uint32_t getSignature() const;
 
  LLVM_ABI Expected<StringRef> getStringForID(uint32_t ID) const;
  LLVM_ABI Expected<uint32_t> getIDForString(StringRef Str) const;
 
  LLVM_ABI FixedStreamArray<support::ulittle32_t> name_ids() const;
 
  LLVM_ABI const codeview::DebugStringTableSubsectionRef &
  getStringTable() const;
 
private:
  Error readHeader(BinaryStreamReader &Reader);
  Error readStrings(BinaryStreamReader &Reader);
  Error readHashTable(BinaryStreamReader &Reader);
  Error readEpilogue(BinaryStreamReader &Reader);
 
  const PDBStringTableHeader *Header = nullptr;
  codeview::DebugStringTableSubsectionRef Strings;
  FixedStreamArray<support::ulittle32_t> IDs;
  uint32_t NameCount = 0;
};
 
} // end namespace pdb
} // end namespace llvm
 
#endif // LLVM_DEBUGINFO_PDB_NATIVE_PDBSTRINGTABLE_H