src/developer/debug/zxdb/client/breakpoint_location.h

// Copyright 2018 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef SRC_DEVELOPER_DEBUG_ZXDB_CLIENT_BREAKPOINT_LOCATION_H_
#define SRC_DEVELOPER_DEBUG_ZXDB_CLIENT_BREAKPOINT_LOCATION_H_

#include "src/developer/debug/zxdb/symbols/location.h"
#include "src/lib/fxl/macros.h"

namespace zxdb {

class Process;

// One breakpoint can expand to multiple locations due to inlining and template instantiations. This
// class represents one physical address of a breakpoint.
class BreakpointLocation {
 public:
  BreakpointLocation();
  virtual ~BreakpointLocation();

  // Returns the process this breakpoint location is associated with. One Breakpoint object can
  // apply to multiple processes, but a location applies to only one.
  virtual Process* GetProcess() const = 0;

  // Returns the symbolized location of the breakpoint.
  virtual Location GetLocation() const = 0;

  // Locations can be enabled or disabled independently. If the breakpoint is disabled, all
  // breakpoint locations will be disabled, but the enable state of each will be retained (to
  // facilitate toggling on and off a set of locations).
  //
  // This means the actual enabled state is this combined with the Breakpoint enabled flag.
  virtual bool IsEnabled() const = 0;
  virtual void SetEnabled(bool enabled) = 0;

 private:
  FXL_DISALLOW_COPY_AND_ASSIGN(BreakpointLocation);
};

}  // namespace zxdb

#endif  // SRC_DEVELOPER_DEBUG_ZXDB_CLIENT_BREAKPOINT_LOCATION_H_