1 //===- TpiStream.cpp - PDB Type Info (TPI) Stream 2 Access ------*- 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_PDBTPISTREAM_H 11 #define LLVM_DEBUGINFO_PDB_RAW_PDBTPISTREAM_H 12 13 #include "llvm/DebugInfo/CodeView/TypeRecord.h" 14 #include "llvm/DebugInfo/PDB/Native/HashTable.h" 15 #include "llvm/DebugInfo/PDB/Native/RawConstants.h" 16 #include "llvm/DebugInfo/PDB/Native/RawTypes.h" 17 #include "llvm/DebugInfo/PDB/PDBTypes.h" 18 #include "llvm/Support/BinaryStreamArray.h" 19 #include "llvm/Support/raw_ostream.h" 20 21 #include "llvm/Support/Error.h" 22 23 namespace llvm { 24 namespace msf { 25 class MappedBlockStream; 26 } 27 namespace pdb { 28 class PDBFile; 29 30 class TpiStream { 31 friend class TpiStreamBuilder; 32 33 public: 34 TpiStream(const PDBFile &File, 35 std::unique_ptr<msf::MappedBlockStream> Stream); 36 ~TpiStream(); 37 Error reload(); 38 39 PdbRaw_TpiVer getTpiVersion() const; 40 41 uint32_t TypeIndexBegin() const; 42 uint32_t TypeIndexEnd() const; 43 uint32_t NumTypeRecords() const; 44 uint16_t getTypeHashStreamIndex() const; 45 uint16_t getTypeHashStreamAuxIndex() const; 46 47 uint32_t getHashKeySize() const; 48 uint32_t NumHashBuckets() const; 49 FixedStreamArray<support::ulittle32_t> getHashValues() const; 50 FixedStreamArray<TypeIndexOffset> getTypeIndexOffsets() const; 51 HashTable &getHashAdjusters(); 52 53 codeview::CVTypeRange types(bool *HadError) const; 54 55 Error commit(); 56 57 private: 58 Error verifyHashValues(); 59 60 const PDBFile &Pdb; 61 std::unique_ptr<msf::MappedBlockStream> Stream; 62 63 codeview::CVTypeArray TypeRecords; 64 65 std::unique_ptr<BinaryStream> HashStream; 66 FixedStreamArray<support::ulittle32_t> HashValues; 67 FixedStreamArray<TypeIndexOffset> TypeIndexOffsets; 68 HashTable HashAdjusters; 69 70 const TpiStreamHeader *Header; 71 }; 72 } 73 } 74 75 #endif 76
