1 files changed, 164 insertions, 0 deletions
diff --git a/lldb/source/Plugins/StructuredData/DarwinLog/StructuredDataDarwinLog.h b/lldb/source/Plugins/StructuredData/DarwinLog/StructuredDataDarwinLog.h
new file mode 100644
index 000000000000..5dcb37b04eaa
--- /dev/null
+++ b/lldb/source/Plugins/StructuredData/DarwinLog/StructuredDataDarwinLog.h
@@ -0,0 +1,164 @@
+//===-- StructuredDataDarwinLog.h -------------------------------*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+
+#ifndef StructuredDataDarwinLog_h
+#define StructuredDataDarwinLog_h
+
+#include "lldb/Target/StructuredDataPlugin.h"
+
+#include <mutex>
+
+// Forward declarations
+namespace sddarwinlog_private
+{
+    class EnableCommand;
+}
+
+namespace lldb_private
+{
+
+class StructuredDataDarwinLog : public StructuredDataPlugin
+{
+    friend sddarwinlog_private::EnableCommand;
+
+public:
+
+    // -------------------------------------------------------------------------
+    // Public static API
+    // -------------------------------------------------------------------------
+
+    static void
+    Initialize();
+
+    static void
+    Terminate();
+
+    static const ConstString&
+    GetStaticPluginName();
+
+    // -------------------------------------------------------------------------
+    /// Return whether the DarwinLog functionality is enabled.
+    ///
+    /// The DarwinLog functionality is enabled if the user expicitly enabled
+    /// it with the enable command, or if the user has the setting set
+    /// that controls if we always enable it for newly created/attached
+    /// processes.
+    ///
+    /// @return
+    ///      True if DarwinLog support is/will be enabled for existing or
+    ///      newly launched/attached processes.
+    // -------------------------------------------------------------------------
+    static bool
+    IsEnabled();
+
+    // -------------------------------------------------------------------------
+    // PluginInterface API
+    // -------------------------------------------------------------------------
+
+    ConstString
+    GetPluginName() override;
+
+    uint32_t
+    GetPluginVersion() override;
+
+    // -------------------------------------------------------------------------
+    // StructuredDataPlugin API
+    // -------------------------------------------------------------------------
+
+    bool
+    SupportsStructuredDataType(const ConstString &type_name) override;
+
+    void
+    HandleArrivalOfStructuredData(Process &process,
+                                  const ConstString &type_name,
+                                  const StructuredData::ObjectSP
+                                  &object_sp) override;
+
+    Error
+    GetDescription(const StructuredData::ObjectSP &object_sp,
+                   lldb_private::Stream &stream) override;
+
+
+    bool
+    GetEnabled(const ConstString &type_name) const override;
+
+    void
+    ModulesDidLoad(Process &process, ModuleList &module_list) override;
+
+private:
+
+    // -------------------------------------------------------------------------
+    // Private constructors
+    // -------------------------------------------------------------------------
+
+    StructuredDataDarwinLog(const lldb::ProcessWP &process_wp);
+
+    // -------------------------------------------------------------------------
+    // Private static methods
+    // -------------------------------------------------------------------------
+
+    static lldb::StructuredDataPluginSP
+    CreateInstance(Process &process);
+
+    static void
+    DebuggerInitialize(Debugger &debugger);
+
+    static bool
+    InitCompletionHookCallback(void *baton, StoppointCallbackContext *context,
+                               lldb::user_id_t break_id,
+                               lldb::user_id_t break_loc_id);
+
+    static Error
+    FilterLaunchInfo(ProcessLaunchInfo &launch_info, Target *target);
+
+    // -------------------------------------------------------------------------
+    // Internal helper methods used by friend classes
+    // -------------------------------------------------------------------------
+    void
+    SetEnabled(bool enabled);
+
+    void
+    AddInitCompletionHook(Process &process);
+
+    // -------------------------------------------------------------------------
+    // Private methods
+    // -------------------------------------------------------------------------
+
+    void
+    DumpTimestamp(Stream &stream, uint64_t timestamp);
+
+    size_t
+    DumpHeader(Stream &stream, const StructuredData::Dictionary &event);
+
+    size_t
+    HandleDisplayOfEvent(const StructuredData::Dictionary &event,
+                         Stream &stream);
+
+    // -------------------------------------------------------------------------
+    /// Call the enable command again, using whatever settings were initially
+    /// made.
+    // -------------------------------------------------------------------------
+
+    void
+    EnableNow();
+
+    // -------------------------------------------------------------------------
+    // Private data
+    // -------------------------------------------------------------------------
+    bool        m_recorded_first_timestamp;
+    uint64_t    m_first_timestamp_seen;
+    bool        m_is_enabled;
+    std::mutex  m_added_breakpoint_mutex;
+    bool        m_added_breakpoint;
+};
+
+}
+
+#endif /* StructuredDataPluginDarwinLog_hpp */