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       1             : //===- PDBStringTable.h - PDB String Table -----------------------*- C++-*-===//
       2             : //
       3             : //                     The LLVM Compiler Infrastructure
       4             : //
       5             : // This file is distributed under the University of Illinois Open Source
       6             : // License. See LICENSE.TXT for details.
       7             : //
       8             : //===----------------------------------------------------------------------===//
       9             : 
      10             : #ifndef LLVM_DEBUGINFO_PDB_RAW_PDBSTRINGTABLE_H
      11             : #define LLVM_DEBUGINFO_PDB_RAW_PDBSTRINGTABLE_H
      12             : 
      13             : #include "llvm/ADT/ArrayRef.h"
      14             : #include "llvm/ADT/StringRef.h"
      15             : #include "llvm/DebugInfo/CodeView/DebugStringTableSubsection.h"
      16             : #include "llvm/Support/BinaryStreamArray.h"
      17             : #include "llvm/Support/BinaryStreamRef.h"
      18             : #include "llvm/Support/Endian.h"
      19             : #include "llvm/Support/Error.h"
      20             : #include <cstdint>
      21             : #include <vector>
      22             : 
      23             : namespace llvm {
      24             : class BinaryStreamReader;
      25             : 
      26             : namespace msf {
      27             : class MappedBlockStream;
      28             : }
      29             : 
      30             : namespace pdb {
      31             : 
      32             : struct PDBStringTableHeader;
      33             : 
      34         169 : class PDBStringTable {
      35             : public:
      36             :   Error reload(BinaryStreamReader &Reader);
      37             : 
      38             :   uint32_t getByteSize() const;
      39             :   uint32_t getNameCount() const;
      40             :   uint32_t getHashVersion() const;
      41             :   uint32_t getSignature() const;
      42             : 
      43             :   Expected<StringRef> getStringForID(uint32_t ID) const;
      44             :   Expected<uint32_t> getIDForString(StringRef Str) const;
      45             : 
      46             :   FixedStreamArray<support::ulittle32_t> name_ids() const;
      47             : 
      48             :   const codeview::DebugStringTableSubsectionRef &getStringTable() const;
      49             : 
      50             : private:
      51             :   Error readHeader(BinaryStreamReader &Reader);
      52             :   Error readStrings(BinaryStreamReader &Reader);
      53             :   Error readHashTable(BinaryStreamReader &Reader);
      54             :   Error readEpilogue(BinaryStreamReader &Reader);
      55             : 
      56             :   const PDBStringTableHeader *Header = nullptr;
      57             :   codeview::DebugStringTableSubsectionRef Strings;
      58             :   FixedStreamArray<support::ulittle32_t> IDs;
      59             :   uint32_t NameCount = 0;
      60             : };
      61             : 
      62             : } // end namespace pdb
      63             : } // end namespace llvm
      64             : 
      65             : #endif // LLVM_DEBUGINFO_PDB_RAW_STRINGTABLE_H