forked from OSchip/llvm-project
136 lines
4.8 KiB
C++
136 lines
4.8 KiB
C++
//===-- StructuredDataDarwinLog.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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#ifndef StructuredDataDarwinLog_h
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#define StructuredDataDarwinLog_h
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#include "lldb/Target/StructuredDataPlugin.h"
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#include <mutex>
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// Forward declarations
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namespace sddarwinlog_private {
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class EnableCommand;
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}
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namespace lldb_private {
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class StructuredDataDarwinLog : public StructuredDataPlugin {
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friend sddarwinlog_private::EnableCommand;
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public:
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// -------------------------------------------------------------------------
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// Public static API
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// -------------------------------------------------------------------------
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static void Initialize();
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static void Terminate();
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static const ConstString &GetStaticPluginName();
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// -------------------------------------------------------------------------
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/// Return whether the DarwinLog functionality is enabled.
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///
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/// The DarwinLog functionality is enabled if the user expicitly enabled
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/// it with the enable command, or if the user has the setting set
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/// that controls if we always enable it for newly created/attached
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/// processes.
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///
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/// @return
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/// True if DarwinLog support is/will be enabled for existing or
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/// newly launched/attached processes.
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// -------------------------------------------------------------------------
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static bool IsEnabled();
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// -------------------------------------------------------------------------
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// PluginInterface API
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// -------------------------------------------------------------------------
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ConstString GetPluginName() override;
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uint32_t GetPluginVersion() override;
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// -------------------------------------------------------------------------
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// StructuredDataPlugin API
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// -------------------------------------------------------------------------
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bool SupportsStructuredDataType(const ConstString &type_name) override;
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void HandleArrivalOfStructuredData(
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Process &process, const ConstString &type_name,
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const StructuredData::ObjectSP &object_sp) override;
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Error GetDescription(const StructuredData::ObjectSP &object_sp,
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lldb_private::Stream &stream) override;
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bool GetEnabled(const ConstString &type_name) const override;
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void ModulesDidLoad(Process &process, ModuleList &module_list) override;
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private:
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// -------------------------------------------------------------------------
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// Private constructors
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// -------------------------------------------------------------------------
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StructuredDataDarwinLog(const lldb::ProcessWP &process_wp);
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// -------------------------------------------------------------------------
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// Private static methods
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// -------------------------------------------------------------------------
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static lldb::StructuredDataPluginSP CreateInstance(Process &process);
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static void DebuggerInitialize(Debugger &debugger);
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static bool InitCompletionHookCallback(void *baton,
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StoppointCallbackContext *context,
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lldb::user_id_t break_id,
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lldb::user_id_t break_loc_id);
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static Error FilterLaunchInfo(ProcessLaunchInfo &launch_info, Target *target);
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// -------------------------------------------------------------------------
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// Internal helper methods used by friend classes
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// -------------------------------------------------------------------------
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void SetEnabled(bool enabled);
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void AddInitCompletionHook(Process &process);
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// -------------------------------------------------------------------------
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// Private methods
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// -------------------------------------------------------------------------
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void DumpTimestamp(Stream &stream, uint64_t timestamp);
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size_t DumpHeader(Stream &stream, const StructuredData::Dictionary &event);
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size_t HandleDisplayOfEvent(const StructuredData::Dictionary &event,
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Stream &stream);
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// -------------------------------------------------------------------------
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/// Call the enable command again, using whatever settings were initially
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/// made.
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// -------------------------------------------------------------------------
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void EnableNow();
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// -------------------------------------------------------------------------
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// Private data
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// -------------------------------------------------------------------------
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bool m_recorded_first_timestamp;
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uint64_t m_first_timestamp_seen;
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bool m_is_enabled;
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std::mutex m_added_breakpoint_mutex;
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bool m_added_breakpoint;
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};
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}
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#endif /* StructuredDataPluginDarwinLog_hpp */
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