IPDBDataStream.h

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//===- IPDBDataStream.h - base interface for child enumerator ---*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
 
#ifndef LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H
#define LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H
 
#include "llvm/ADT/SmallVector.h"
#include <cstdint>
#include <optional>
#include <string>
 
namespace llvm {
namespace pdb {
 
/// IPDBDataStream defines an interface used to represent a stream consisting
/// of a name and a series of records whose formats depend on the particular
/// stream type.
class IPDBDataStream {
public:
  using RecordType = SmallVector<uint8_t, 32>;
 
  virtual ~IPDBDataStream();
 
  virtual uint32_t getRecordCount() const = 0;
  virtual std::string getName() const = 0;
  virtual std::optional<RecordType> getItemAtIndex(uint32_t Index) const = 0;
  virtual bool getNext(RecordType &Record) = 0;
  virtual void reset() = 0;
};
 
} // end namespace pdb
} // end namespace llvm
 
#endif // LLVM_DEBUGINFO_PDB_IPDBDATASTREAM_H