1 /* Copyright (c) 2007-2020. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
6 #ifndef SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP
7 #define SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP
13 #include "simgrid/forward.h"
16 #include <simgrid/kernel/resource/Action.hpp>
17 #include <simgrid/simix.hpp>
37 class XBT_PUBLIC ActivityImpl {
38 std::atomic_int_fast32_t refcount_{0};
41 virtual ~ActivityImpl();
42 ActivityImpl() = default;
43 State state_ = State::WAITING; /* State of the activity */
44 std::list<smx_simcall_t> simcalls_; /* List of simcalls waiting for this activity */
45 resource::Action* surf_action_ = nullptr;
49 virtual void suspend();
50 virtual void resume();
51 virtual void cancel();
53 virtual void post() = 0; // Called by the main loop when the activity is marked as terminated or failed by its model.
54 // Setups the status, clean things up, and call finish()
55 virtual void finish() = 0; // Unlock all simcalls blocked on that activity, either because it was marked as done by
56 // the model or because it terminated without waiting for the model
58 virtual void register_simcall(smx_simcall_t simcall);
60 virtual double get_remaining() const;
61 // Support for the boost::intrusive_ptr<ActivityImpl> datatype
62 friend XBT_PUBLIC void intrusive_ptr_add_ref(ActivityImpl* activity);
63 friend XBT_PUBLIC void intrusive_ptr_release(ActivityImpl* activity);
65 static xbt::signal<void(ActivityImpl const&)> on_suspended;
66 static xbt::signal<void(ActivityImpl const&)> on_resumed;
69 template <class AnyActivityImpl> class ActivityImpl_T : public ActivityImpl {
71 std::string name_ = "";
72 std::string tracing_category_ = "";
75 AnyActivityImpl& set_name(const std::string& name)
78 return static_cast<AnyActivityImpl&>(*this);
80 const std::string& get_name() { return name_; }
81 const char* get_cname() { return name_.c_str(); }
83 AnyActivityImpl& set_tracing_category(const std::string& category)
85 tracing_category_ = category;
86 return static_cast<AnyActivityImpl&>(*this);
88 const std::string& get_tracing_category() { return tracing_category_; }
91 } // namespace activity
93 } // namespace simgrid
95 #endif /* SIMGRID_KERNEL_ACTIVITY_ACTIVITYIMPL_HPP */