1 //===- IPDBDataStream.h - base interface for child enumerator ---*- C++ -*-===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 #ifndef LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H 10 #define LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H 11 12 #include "llvm/ADT/Optional.h" 13 #include "llvm/ADT/SmallVector.h" 14 #include <cstdint> 15 #include <string> 16 17 namespace llvm { 18 namespace pdb { 19 20 /// IPDBDataStream defines an interface used to represent a stream consisting 21 /// of a name and a series of records whose formats depend on the particular 22 /// stream type. 23 class IPDBDataStream { 24 public: 25 using RecordType = SmallVector<uint8_t, 32>; 26 27 virtual ~IPDBDataStream(); 28 29 virtual uint32_t getRecordCount() const = 0; 30 virtual std::string getName() const = 0; 31 virtual Optional<RecordType> getItemAtIndex(uint32_t Index) const = 0; 32 virtual bool getNext(RecordType &Record) = 0; 33 virtual void reset() = 0; 34 }; 35 36 } // end namespace pdb 37 } // end namespace llvm 38 39 #endif // LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H 40