third_party/llvm-project/lldb/include/lldb/Breakpoint/StoppointCallbackContext.h

//===-- StoppointCallbackContext.h ------------------------------*- C++ -*-===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

#ifndef liblldb_StoppointCallbackContext_h_
#define liblldb_StoppointCallbackContext_h_

#include "lldb/Target/ExecutionContext.h"
#include "lldb/lldb-private.h"

namespace lldb_private {

//----------------------------------------------------------------------
/// @class StoppointCallbackContext StoppointCallbackContext.h
/// "lldb/Breakpoint/StoppointCallbackContext.h" Class holds the information
/// that a breakpoint callback needs to evaluate this stop.
//----------------------------------------------------------------------

//----------------------------------------------------------------------
/// General Outline:
/// When we hit a breakpoint we need to package up whatever information is
/// needed to evaluate breakpoint commands and conditions.  This class is the
/// container of that information.
//----------------------------------------------------------------------

class StoppointCallbackContext {
public:
  StoppointCallbackContext();

  StoppointCallbackContext(Event *event, const ExecutionContext &exe_ctx,
                           bool synchronously = false);

  //------------------------------------------------------------------
  /// Clear the object's state.
  ///
  /// Sets the event, process and thread to NULL, and the frame index to an
  /// invalid value.
  //------------------------------------------------------------------
  void Clear();

  //------------------------------------------------------------------
  // Member variables
  //------------------------------------------------------------------
  Event *event; // This is the event, the callback can modify this to indicate
                // the meaning of the breakpoint hit
  ExecutionContextRef
      exe_ctx_ref;     // This tells us where we have stopped, what thread.
  bool is_synchronous; // Is the callback being executed synchronously with the
                       // breakpoint,
                       // or asynchronously as the event is retrieved?
};

} // namespace lldb_private

#endif // liblldb_StoppointCallbackContext_h_