src/s4u/s4u_actor.cpp

   1 /* Copyright (c) 2006-2014. The SimGrid Team.
   2  * All rights reserved.                                                     */
   3
   4 /* This program is free software; you can redistribute it and/or modify it
   5  * under the terms of the license (GNU LGPL) which comes with this package. */
   6
   7 #include "xbt/log.h"
   8 #include "src/msg/msg_private.h"
   9
  10 #include "simgrid/s4u/actor.hpp"
  11 #include "simgrid/s4u/comm.hpp"
  12 #include "simgrid/s4u/host.hpp"
  13 #include "simgrid/s4u/mailbox.hpp"
  14
  15 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_actor,"S4U actors");
  16
  17 static int s4u_actor_runner(int argc, char **argv)
  18 {
  19   // Move the callback from the heap to the stack:
  20   std::unique_ptr<std::function<int()>> code2 =
  21     std::unique_ptr<std::function<int()>>(
  22       static_cast<std::function<int()>*>(
  23         SIMIX_process_self_get_data()));
  24   std::function<int()> code = std::move(*code2);
  25   code2 = nullptr;
  26   // Call it:
  27   // TODO, handle exceptions
  28   return code();
  29 }
  30
  31 using namespace simgrid;
  32
  33 s4u::Actor::Actor(smx_process_t smx_proc) : pimpl_(smx_proc) {}
  34
  35 s4u::Actor::Actor(const char* name, s4u::Host *host, double killTime, std::function<int()> code)
  36 {
  37   std::function<int()>* code2 = new std::function<int()>(std::move(code));
  38   this->pimpl_ = simcall_process_create(
  39     name, s4u_actor_runner, code2, host->name().c_str(),
  40     killTime, 0, NULL, NULL, 0);
  41 }
  42
  43 s4u::Actor::~Actor() {}
  44
  45 void s4u::Actor::setAutoRestart(bool autorestart) {
  46   simcall_process_auto_restart_set(pimpl_,autorestart);
  47 }
  48
  49 s4u::Host *s4u::Actor::getHost() {
  50   return s4u::Host::by_name(sg_host_get_name(simcall_process_get_host(pimpl_)));
  51 }
  52
  53 const char* s4u::Actor::getName() {
  54   return simcall_process_get_name(pimpl_);
  55 }
  56
  57 int s4u::Actor::getPid(){
  58   return simcall_process_get_PID(pimpl_);
  59 }
  60
  61 void s4u::Actor::setKillTime(double time) {
  62   simcall_process_set_kill_time(pimpl_,time);
  63 }
  64
  65 double s4u::Actor::getKillTime() {
  66   return simcall_process_get_kill_time(pimpl_);
  67 }
  68
  69 void s4u::Actor::kill() {
  70   simcall_process_kill(pimpl_);
  71 }
  72
  73 // static stuff:
  74
  75 void s4u::Actor::killAll() {
  76   simcall_process_killall(1);
  77 }
  78
  79 void s4u::Actor::sleep(double duration) {
  80   simcall_process_sleep(duration);
  81 }
  82
  83 e_smx_state_t s4u::Actor::execute(double flops) {
  84   smx_synchro_t s = simcall_execution_start(NULL,flops,1.0/*priority*/,0./*bound*/, 0L/*affinity*/);
  85   return simcall_execution_wait(s);
  86 }
  87
  88 void *s4u::Actor::recv(Mailbox &chan) {
  89   void *res = NULL;
  90   Comm c = Comm::recv_init(chan);
  91   c.setDstData(&res,sizeof(res));
  92   c.wait();
  93   return res;
  94 }
  95
  96 void s4u::Actor::send(Mailbox &chan, void *payload, size_t simulatedSize) {
  97   Comm c = Comm::send_init(chan);
  98   c.setRemains(simulatedSize);
  99   c.setSrcData(payload);
 100   // c.start() is optional.
 101   c.wait();
 102 }