1 //===- IPDBDataStream.h - base interface for child enumerator ---*- 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_IPDBDATASTREAM_H 11 #define LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H 12 13 #include "llvm/ADT/Optional.h" 14 #include "llvm/ADT/SmallVector.h" 15 #include <cstdint> 16 #include <string> 17 18 namespace llvm { 19 namespace pdb { 20 21 /// IPDBDataStream defines an interface used to represent a stream consisting 22 /// of a name and a series of records whose formats depend on the particular 23 /// stream type. 24 class IPDBDataStream { 25 public: 26 using RecordType = SmallVector<uint8_t, 32>; 27 28 virtual ~IPDBDataStream(); 29 30 virtual uint32_t getRecordCount() const = 0; 31 virtual std::string getName() const = 0; 32 virtual Optional<RecordType> getItemAtIndex(uint32_t Index) const = 0; 33 virtual bool getNext(RecordType &Record) = 0; 34 virtual void reset() = 0; 35 virtual IPDBDataStream *clone() const = 0; 36 }; 37 38 } // end namespace pdb 39 } // end namespace llvm 40 41 #endif // LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H 42
