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📄 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: Event.h

//===-- Event.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_EVENT_H
#define LLDB_UTILITY_EVENT_H

#include "lldb/Utility/Broadcaster.h"
#include "lldb/Utility/ConstString.h"
#include "lldb/Utility/Predicate.h"
#include "lldb/Utility/StructuredData.h"
#include "lldb/lldb-defines.h"
#include "lldb/lldb-forward.h"

#include "llvm/ADT/StringRef.h"

#include <chrono>
#include <memory>
#include <string>

#include <stddef.h>
#include <stdint.h>

namespace lldb_private {
class Event;
class Stream;
}

namespace lldb_private {

// lldb::EventData
class EventData {
  friend class Event;

public:
  EventData();

virtual ~EventData();

virtual ConstString GetFlavor() const = 0;

virtual void Dump(Stream *s) const;

private:
  virtual void DoOnRemoval(Event *event_ptr) {}

EventData(const EventData &) = delete;
  const EventData &operator=(const EventData &) = delete;
};

// lldb::EventDataBytes
class EventDataBytes : public EventData {
public:
  // Constructors
  EventDataBytes();

EventDataBytes(const char *cstr);

EventDataBytes(llvm::StringRef str);

EventDataBytes(const void *src, size_t src_len);

~EventDataBytes() override;

// Member functions
  ConstString GetFlavor() const override;

void Dump(Stream *s) const override;

const void *GetBytes() const;

size_t GetByteSize() const;

void SetBytes(const void *src, size_t src_len);

void SwapBytes(std::string &new_bytes);

void SetBytesFromCString(const char *cstr);

// Static functions
  static const EventDataBytes *GetEventDataFromEvent(const Event *event_ptr);

static const void *GetBytesFromEvent(const Event *event_ptr);

static size_t GetByteSizeFromEvent(const Event *event_ptr);

static ConstString GetFlavorString();

private:
  std::string m_bytes;

EventDataBytes(const EventDataBytes &) = delete;
  const EventDataBytes &operator=(const EventDataBytes &) = delete;
};

class EventDataReceipt : public EventData {
public:
  EventDataReceipt() : EventData(), m_predicate(false) {}

~EventDataReceipt() override {}

static ConstString GetFlavorString() {
    static ConstString g_flavor("Process::ProcessEventData");
    return g_flavor;
  }

ConstString GetFlavor() const override { return GetFlavorString(); }

bool WaitForEventReceived(const Timeout<std::micro> &timeout = llvm::None) {
    return m_predicate.WaitForValueEqualTo(true, timeout);
  }

private:
  Predicate<bool> m_predicate;

void DoOnRemoval(Event *event_ptr) override {
    m_predicate.SetValue(true, eBroadcastAlways);
  }
};

/// This class handles one or more StructuredData::Dictionary entries
/// that are raised for structured data events.

class EventDataStructuredData : public EventData {
public:
  // Constructors
  EventDataStructuredData();

EventDataStructuredData(const lldb::ProcessSP &process_sp,
                          const StructuredData::ObjectSP &object_sp,
                          const lldb::StructuredDataPluginSP &plugin_sp);

~EventDataStructuredData() override;

// Member functions
  ConstString GetFlavor() const override;

void Dump(Stream *s) const override;

const lldb::ProcessSP &GetProcess() const;

const StructuredData::ObjectSP &GetObject() const;

const lldb::StructuredDataPluginSP &GetStructuredDataPlugin() const;

void SetProcess(const lldb::ProcessSP &process_sp);

void SetObject(const StructuredData::ObjectSP &object_sp);

void SetStructuredDataPlugin(const lldb::StructuredDataPluginSP &plugin_sp);

// Static functions
  static const EventDataStructuredData *
  GetEventDataFromEvent(const Event *event_ptr);

static lldb::ProcessSP GetProcessFromEvent(const Event *event_ptr);

static StructuredData::ObjectSP GetObjectFromEvent(const Event *event_ptr);

static lldb::StructuredDataPluginSP
  GetPluginFromEvent(const Event *event_ptr);

static ConstString GetFlavorString();

private:
  lldb::ProcessSP m_process_sp;
  StructuredData::ObjectSP m_object_sp;
  lldb::StructuredDataPluginSP m_plugin_sp;

EventDataStructuredData(const EventDataStructuredData &) = delete;
  const EventDataStructuredData &
  operator=(const EventDataStructuredData &) = delete;
};

// lldb::Event
class Event {
  friend class Listener;
  friend class EventData;
  friend class Broadcaster::BroadcasterImpl;

public:
  Event(Broadcaster *broadcaster, uint32_t event_type,
        EventData *data = nullptr);

Event(Broadcaster *broadcaster, uint32_t event_type,
        const lldb::EventDataSP &event_data_sp);

Event(uint32_t event_type, EventData *data = nullptr);

Event(uint32_t event_type, const lldb::EventDataSP &event_data_sp);

~Event();

void Dump(Stream *s) const;

EventData *GetData() { return m_data_sp.get(); }

const EventData *GetData() const { return m_data_sp.get(); }

void SetData(EventData *new_data) { m_data_sp.reset(new_data); }

uint32_t GetType() const { return m_type; }

void SetType(uint32_t new_type) { m_type = new_type; }

Broadcaster *GetBroadcaster() const {
    Broadcaster::BroadcasterImplSP broadcaster_impl_sp =
        m_broadcaster_wp.lock();
    if (broadcaster_impl_sp)
      return broadcaster_impl_sp->GetBroadcaster();
    else
      return nullptr;
  }

bool BroadcasterIs(Broadcaster *broadcaster) {
    Broadcaster::BroadcasterImplSP broadcaster_impl_sp =
        m_broadcaster_wp.lock();
    if (broadcaster_impl_sp)
      return broadcaster_impl_sp->GetBroadcaster() == broadcaster;
    else
      return false;
  }

void Clear() { m_data_sp.reset(); }

private:
  // This is only called by Listener when it pops an event off the queue for
  // the listener.  It calls the Event Data's DoOnRemoval() method, which is
  // virtual and can be overridden by the specific data classes.

void DoOnRemoval();

// Called by Broadcaster::BroadcastEvent prior to letting all the listeners
  // know about it update the contained broadcaster so that events can be
  // popped off one queue and re-broadcast to others.
  void SetBroadcaster(Broadcaster *broadcaster) {
    m_broadcaster_wp = broadcaster->GetBroadcasterImpl();
  }

Broadcaster::BroadcasterImplWP
      m_broadcaster_wp;        // The broadcaster that sent this event
  uint32_t m_type;             // The bit describing this event
  lldb::EventDataSP m_data_sp; // User specific data for this event

Event(const Event &) = delete;
  const Event &operator=(const Event &) = delete;
  Event() = delete;
};

} // namespace lldb_private

#endif // LLDB_UTILITY_EVENT_H

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