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usr / src / contrib / llvm-project / lldb / include / lldb / Utility /

📁 ..
📄 AnsiTerminal.h(4.97 KB)
📄 ArchSpec.h(17.08 KB)
📄 Args.h(13.72 KB)
📄 Baton.h(2.25 KB)
📄 Broadcaster.h(17.55 KB)
📄 CompletionRequest.h(9.23 KB)
📄 Connection.h(6.42 KB)
📄 ConstString.h(17.92 KB)
📄 DataBuffer.h(3.39 KB)
📄 DataBufferHeap.h(3.65 KB)
📄 DataBufferLLVM.h(1.17 KB)
📄 DataEncoder.h(8.45 KB)
📄 DataExtractor.h(39.18 KB)
📄 Endian.h(865 B)
📄 Environment.h(2.68 KB)
📄 Event.h(6.64 KB)
📄 FileSpec.h(15.41 KB)
📄 Flags.h(3.39 KB)
📄 GDBRemote.h(4.15 KB)
📄 IOObject.h(1.38 KB)
📄 Iterable.h(5.5 KB)
📄 LLDBAssert.h(911 B)
📄 Listener.h(5.2 KB)
📄 Log.h(10.51 KB)
📄 Logging.h(2.27 KB)
📄 NameMatches.h(716 B)
📄 Predicate.h(8.08 KB)
📄 ProcessInfo.h(7.92 KB)
📄 RangeMap.h(23.05 KB)
📄 RegisterValue.h(7.08 KB)
📄 RegularExpression.h(3.2 KB)
📄 Reproducer.h(13.25 KB)
📄 ReproducerInstrumentation.h(39.38 KB)
📄 Scalar.h(11.27 KB)
📄 SelectHelper.h(2.53 KB)
📄 SharedCluster.h(1.69 KB)
📄 State.h(2.54 KB)
📄 Status.h(7.31 KB)
📄 Stream.h(14.34 KB)
📄 StreamCallback.h(978 B)
📄 StreamString.h(1.23 KB)
📄 StreamTee.h(4.52 KB)
📄 StringExtractor.h(3.13 KB)
📄 StringExtractorGDBRemote.h(6.12 KB)
📄 StringLexer.h(1.31 KB)
📄 StringList.h(3.47 KB)
📄 StructuredData.h(15.49 KB)
📄 TildeExpressionResolver.h(2.42 KB)
📄 Timeout.h(2.45 KB)
📄 Timer.h(1.87 KB)
📄 TraceOptions.h(1.79 KB)
📄 UUID.h(3.74 KB)
📄 UriParser.h(1.01 KB)
📄 UserID.h(2.8 KB)
📄 UserIDResolver.h(1.8 KB)
📄 VASPrintf.h(636 B)
📄 VMRange.h(3.06 KB)
📄 XcodeSDK.h(2.85 KB)

Editing: Baton.h

//===-- Baton.h -------------------------------------------------*- 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 LLDB_UTILITY_BATON_H
#define LLDB_UTILITY_BATON_H

#include "lldb/lldb-enumerations.h"
#include "lldb/lldb-public.h"

#include "llvm/Support/raw_ostream.h"

#include <memory>

namespace lldb_private {
class Stream;
}

namespace lldb_private {

/// \class Baton Baton.h "lldb/Core/Baton.h"
/// A class designed to wrap callback batons so they can cleanup
///        any acquired resources
///
/// This class is designed to be used by any objects that have a callback
/// function that takes a baton where the baton might need to
/// free/delete/close itself.
///
/// The default behavior is to not free anything. Subclasses can free any
/// needed resources in their destructors.
class Baton {
public:
  Baton() {}
  virtual ~Baton() {}

virtual void *data() = 0;

virtual void GetDescription(llvm::raw_ostream &s,
                              lldb::DescriptionLevel level,
                              unsigned indentation) const = 0;
};

class UntypedBaton : public Baton {
public:
  UntypedBaton(void *Data) : m_data(Data) {}
  ~UntypedBaton() override {
    // The default destructor for an untyped baton does NOT attempt to clean up
    // anything in m_data.
  }

void *data() override { return m_data; }
  void GetDescription(llvm::raw_ostream &s, lldb::DescriptionLevel level,
                      unsigned indentation) const override;

void *m_data; // Leave baton public for easy access
};

template <typename T> class TypedBaton : public Baton {
public:
  explicit TypedBaton(std::unique_ptr<T> Item) : Item(std::move(Item)) {}

T *getItem() { return Item.get(); }
  const T *getItem() const { return Item.get(); }

void *data() override { return Item.get(); }
  void GetDescription(llvm::raw_ostream &s, lldb::DescriptionLevel level,
                      unsigned indentation) const override {}

protected:
  std::unique_ptr<T> Item;
};

} // namespace lldb_private

#endif // LLDB_UTILITY_BATON_H

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