1 //===- IPDBEnumChildren.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_IPDBENUMCHILDREN_H 11 #define LLVM_DEBUGINFO_PDB_IPDBENUMCHILDREN_H 12 13 #include <cstdint> 14 #include <memory> 15 16 namespace llvm { 17 namespace pdb { 18 19 template <typename ChildType> class IPDBEnumChildren { 20 public: 21 using ChildTypePtr = std::unique_ptr<ChildType>; 22 using MyType = IPDBEnumChildren<ChildType>; 23 24 virtual ~IPDBEnumChildren() = default; 25 26 virtual uint32_t getChildCount() const = 0; 27 virtual ChildTypePtr getChildAtIndex(uint32_t Index) const = 0; 28 virtual ChildTypePtr getNext() = 0; 29 virtual void reset() = 0; 30 virtual MyType *clone() const = 0; 31 }; 32 33 } // end namespace pdb 34 } // end namespace llvm 35 36 #endif // LLVM_DEBUGINFO_PDB_IPDBENUMCHILDREN_H 37