forked from OSchip/llvm-project
117 lines
4.6 KiB
C++
117 lines
4.6 KiB
C++
//===-- MICmnLLDBDebugger.h -------------------------------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#pragma once
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// Third party headers
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#include <condition_variable>
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#include <map>
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#include <mutex>
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#include "lldb/API/SBDebugger.h"
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#include "lldb/API/SBListener.h"
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#include "lldb/API/SBEvent.h"
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// In-house headers:
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#include "MICmnBase.h"
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#include "MIUtilThreadBaseStd.h"
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#include "MIUtilSingletonBase.h"
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// Declarations:
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class CMIDriverBase;
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class CMICmnLLDBDebuggerHandleEvents;
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//++ ============================================================================
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// Details: MI proxy/adapter for the LLDB public SBDebugger API. The CMIDriver
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// requires *this object. Command classes make calls on *this object
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// to facilitate their work effort. The instance runs in its own worker
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// thread.
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// A singleton class.
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// Gotchas: None.
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// Authors: Illya Rudkin 26/02/2014.
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// Changes: None.
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//--
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class CMICmnLLDBDebugger : public CMICmnBase, public CMIUtilThreadActiveObjBase, public MI::ISingleton<CMICmnLLDBDebugger>
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{
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friend class MI::ISingleton<CMICmnLLDBDebugger>;
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// Methods:
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public:
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bool Initialize(void) override;
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bool Shutdown(void) override;
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bool SetDriver(const CMIDriverBase &vClientDriver);
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CMIDriverBase &GetDriver(void) const;
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lldb::SBDebugger &GetTheDebugger(void);
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lldb::SBListener &GetTheListener(void);
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void WaitForHandleEvent(void);
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bool CheckIfNeedToRebroadcastStopEvent(void);
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void RebroadcastStopEvent(void);
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// MI Commands can use these functions to listen for events they require
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bool RegisterForEvent(const CMIUtilString &vClientName, const CMIUtilString &vBroadcasterClass, const MIuint vEventMask);
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bool UnregisterForEvent(const CMIUtilString &vClientName, const CMIUtilString &vBroadcasterClass);
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bool RegisterForEvent(const CMIUtilString &vClientName, const lldb::SBBroadcaster &vBroadcaster, const MIuint vEventMask);
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bool UnregisterForEvent(const CMIUtilString &vClientName, const lldb::SBBroadcaster &vBroadcaster);
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// Overridden:
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public:
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// From CMIUtilThreadActiveObjBase
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const CMIUtilString &ThreadGetName(void) const override;
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// Overridden:
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protected:
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// From CMIUtilThreadActiveObjBase
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bool ThreadRun(bool &vrIsAlive) override;
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bool ThreadFinish(void) override;
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// Typedefs:
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private:
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typedef std::map<CMIUtilString, MIuint> MapBroadcastClassNameToEventMask_t;
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typedef std::pair<CMIUtilString, MIuint> MapPairBroadcastClassNameToEventMask_t;
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typedef std::map<CMIUtilString, MIuint> MapIdToEventMask_t;
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typedef std::pair<CMIUtilString, MIuint> MapPairIdToEventMask_t;
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// Methods:
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private:
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/* ctor */ CMICmnLLDBDebugger(void);
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/* ctor */ CMICmnLLDBDebugger(const CMICmnLLDBDebugger &);
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void operator=(const CMICmnLLDBDebugger &);
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bool InitSBDebugger(void);
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bool InitSBListener(void);
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bool InitStdStreams(void);
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bool MonitorSBListenerEvents(bool &vrbYesExit);
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bool BroadcasterGetMask(const CMIUtilString &vBroadcasterClass, MIuint &vEventMask) const;
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bool BroadcasterRemoveMask(const CMIUtilString &vBroadcasterClass);
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bool BroadcasterSaveMask(const CMIUtilString &vBroadcasterClass, const MIuint vEventMask);
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MIuint ClientGetMaskForAllClients(const CMIUtilString &vBroadcasterClass) const;
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bool ClientSaveMask(const CMIUtilString &vClientName, const CMIUtilString &vBroadcasterClass, const MIuint vEventMask);
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bool ClientRemoveTheirMask(const CMIUtilString &vClientName, const CMIUtilString &vBroadcasterClass);
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bool ClientGetTheirMask(const CMIUtilString &vClientName, const CMIUtilString &vBroadcasterClass, MIuint &vwEventMask);
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// Overridden:
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private:
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// From CMICmnBase
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/* dtor */ ~CMICmnLLDBDebugger(void) override;
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// Attributes:
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private:
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CMIDriverBase *m_pClientDriver; // The driver that wants to use *this LLDB debugger
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lldb::SBDebugger m_lldbDebugger; // SBDebugger is the primordial object that creates SBTargets and provides access to them
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lldb::SBListener m_lldbListener; // API clients can register its own listener to debugger events
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const CMIUtilString m_constStrThisThreadId;
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MapBroadcastClassNameToEventMask_t m_mapBroadcastClassNameToEventMask;
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MapIdToEventMask_t m_mapIdToEventMask;
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std::mutex m_mutexEventQueue;
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std::condition_variable m_conditionEventQueueEmpty;
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uint32_t m_nLastStopId;
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};
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