LCOV - code coverage report
Current view: top level - include/llvm/DebugInfo/PDB/Native - PDBFile.h (source / functions) Hit Total Coverage
Test: llvm-toolchain.info Lines: 3 6 50.0 %
Date: 2018-10-20 13:21:21 Functions: 2 4 50.0 %
Legend: Lines: hit not hit

          Line data    Source code
       1             : //===- PDBFile.h - Low level interface to a PDB file ------------*- 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_PDBFILE_H
      11             : #define LLVM_DEBUGINFO_PDB_RAW_PDBFILE_H
      12             : 
      13             : #include "llvm/ADT/DenseMap.h"
      14             : #include "llvm/DebugInfo/MSF/IMSFFile.h"
      15             : #include "llvm/DebugInfo/MSF/MSFCommon.h"
      16             : #include "llvm/Support/Allocator.h"
      17             : #include "llvm/Support/BinaryStreamRef.h"
      18             : #include "llvm/Support/Endian.h"
      19             : #include "llvm/Support/Error.h"
      20             : #include "llvm/Support/MathExtras.h"
      21             : 
      22             : #include <memory>
      23             : 
      24             : namespace llvm {
      25             : 
      26             : class BinaryStream;
      27             : 
      28             : namespace msf {
      29             : class MappedBlockStream;
      30             : }
      31             : 
      32             : namespace pdb {
      33             : class DbiStream;
      34             : class GlobalsStream;
      35             : class InfoStream;
      36             : class PDBStringTable;
      37             : class PDBFileBuilder;
      38             : class PublicsStream;
      39             : class SymbolStream;
      40             : class TpiStream;
      41             : 
      42         378 : class PDBFile : public msf::IMSFFile {
      43             :   friend PDBFileBuilder;
      44             : 
      45             : public:
      46             :   PDBFile(StringRef Path, std::unique_ptr<BinaryStream> PdbFileBuffer,
      47             :           BumpPtrAllocator &Allocator);
      48             :   ~PDBFile() override;
      49             : 
      50             :   StringRef getFileDirectory() const;
      51             :   StringRef getFilePath() const;
      52             : 
      53             :   uint32_t getFreeBlockMapBlock() const;
      54             :   uint32_t getUnknown1() const;
      55             : 
      56             :   uint32_t getBlockSize() const override;
      57             :   uint32_t getBlockCount() const override;
      58             :   uint32_t getNumDirectoryBytes() const;
      59             :   uint32_t getBlockMapIndex() const;
      60             :   uint32_t getNumDirectoryBlocks() const;
      61             :   uint64_t getBlockMapOffset() const;
      62             : 
      63             :   uint32_t getNumStreams() const override;
      64             :   uint32_t getMaxStreamSize() const;
      65             :   uint32_t getStreamByteSize(uint32_t StreamIndex) const override;
      66             :   ArrayRef<support::ulittle32_t>
      67             :   getStreamBlockList(uint32_t StreamIndex) const override;
      68             :   uint32_t getFileSize() const;
      69             : 
      70             :   Expected<ArrayRef<uint8_t>> getBlockData(uint32_t BlockIndex,
      71             :                                            uint32_t NumBytes) const override;
      72             :   Error setBlockData(uint32_t BlockIndex, uint32_t Offset,
      73             :                      ArrayRef<uint8_t> Data) const override;
      74             : 
      75           0 :   ArrayRef<support::ulittle32_t> getStreamSizes() const {
      76           0 :     return ContainerLayout.StreamSizes;
      77             :   }
      78             :   ArrayRef<ArrayRef<support::ulittle32_t>> getStreamMap() const {
      79             :     return ContainerLayout.StreamMap;
      80             :   }
      81             : 
      82         359 :   const msf::MSFLayout &getMsfLayout() const { return ContainerLayout; }
      83         360 :   BinaryStreamRef getMsfBuffer() const { return *Buffer; }
      84             : 
      85             :   ArrayRef<support::ulittle32_t> getDirectoryBlockArray() const;
      86             : 
      87             :   std::unique_ptr<msf::MappedBlockStream> createIndexedStream(uint16_t SN);
      88             : 
      89             :   msf::MSFStreamLayout getStreamLayout(uint32_t StreamIdx) const;
      90             :   msf::MSFStreamLayout getFpmStreamLayout() const;
      91             : 
      92             :   Error parseFileHeaders();
      93             :   Error parseStreamData();
      94             : 
      95             :   Expected<InfoStream &> getPDBInfoStream();
      96             :   Expected<DbiStream &> getPDBDbiStream();
      97             :   Expected<GlobalsStream &> getPDBGlobalsStream();
      98             :   Expected<TpiStream &> getPDBTpiStream();
      99             :   Expected<TpiStream &> getPDBIpiStream();
     100             :   Expected<PublicsStream &> getPDBPublicsStream();
     101             :   Expected<SymbolStream &> getPDBSymbolStream();
     102             :   Expected<PDBStringTable &> getStringTable();
     103             : 
     104           0 :   BumpPtrAllocator &getAllocator() { return Allocator; }
     105             : 
     106             :   bool hasPDBDbiStream() const;
     107             :   bool hasPDBGlobalsStream();
     108             :   bool hasPDBInfoStream() const;
     109             :   bool hasPDBIpiStream() const;
     110             :   bool hasPDBPublicsStream();
     111             :   bool hasPDBSymbolStream();
     112             :   bool hasPDBTpiStream() const;
     113             :   bool hasPDBStringTable();
     114             : 
     115             :   uint32_t getPointerSize();
     116             : 
     117             : private:
     118             :   Expected<std::unique_ptr<msf::MappedBlockStream>>
     119             :   safelyCreateIndexedStream(const msf::MSFLayout &Layout,
     120             :                             BinaryStreamRef MsfData,
     121             :                             uint32_t StreamIndex) const;
     122             : 
     123             :   std::string FilePath;
     124             :   BumpPtrAllocator &Allocator;
     125             : 
     126             :   std::unique_ptr<BinaryStream> Buffer;
     127             : 
     128             :   msf::MSFLayout ContainerLayout;
     129             : 
     130             :   std::unique_ptr<GlobalsStream> Globals;
     131             :   std::unique_ptr<InfoStream> Info;
     132             :   std::unique_ptr<DbiStream> Dbi;
     133             :   std::unique_ptr<TpiStream> Tpi;
     134             :   std::unique_ptr<TpiStream> Ipi;
     135             :   std::unique_ptr<PublicsStream> Publics;
     136             :   std::unique_ptr<SymbolStream> Symbols;
     137             :   std::unique_ptr<msf::MappedBlockStream> DirectoryStream;
     138             :   std::unique_ptr<msf::MappedBlockStream> StringTableStream;
     139             :   std::unique_ptr<PDBStringTable> Strings;
     140             : };
     141             : }
     142             : }
     143             : 
     144             : #endif

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