324 static int events_timer(struct Curl_multi *multi,    /* multi handle */  in events_timer()  argument
329   (void)multi;  in events_timer()
455  * Do the multi handle setups that only event-based transfers need.
457 static void events_setup(struct Curl_multi *multi, struct events *ev)  in events_setup()  argument
460   curl_multi_setopt(multi, CURLMOPT_TIMERFUNCTION, events_timer);  in events_setup()
461   curl_multi_setopt(multi, CURLMOPT_TIMERDATA, ev);  in events_setup()
464   curl_multi_setopt(multi, CURLMOPT_SOCKETFUNCTION, events_socket);  in events_setup()
465   curl_multi_setopt(multi, CURLMOPT_SOCKETDATA, ev);  in events_setup()
474 static CURLcode wait_or_timeout(struct Curl_multi *multi, struct events *ev)  in wait_or_timeout()  argument
515       mcode = curl_multi_socket_action(multi, CURL_SOCKET_TIMEOUT, 0,  in wait_or_timeout()
524           infof(multi->easyp, "call curl_multi_socket_action(socket %d)\n",  in wait_or_timeout()
526           mcode = curl_multi_socket_action(multi, fds[i].fd, act,  in wait_or_timeout()
552     msg = curl_multi_info_read(multi, &pollrc);  in wait_or_timeout()
567 static CURLcode easy_events(struct Curl_multi *multi)  in easy_events()  argument
573   /* if running event-based, do some further multi inits */  in easy_events()
574   events_setup(multi, &evs);  in easy_events()
576   return wait_or_timeout(multi, &evs);  in easy_events()
583 static CURLcode easy_transfer(struct Curl_multi *multi)  in easy_transfer()  argument
592     mcode = curl_multi_poll(multi, NULL, 0, 1000, NULL);  in easy_transfer()
595       mcode = curl_multi_perform(multi, &still_running);  in easy_transfer()
600       CURLMsg *msg = curl_multi_info_read(multi, &rc);  in easy_transfer()
608   /* Make sure to return some kind of error if there was a multi problem */  in easy_transfer()
611               /* The other multi errors should never happen, so return  in easy_transfer()
624  * CONCEPT: This function creates a multi handle, adds the easy handle to it,
626  * easy handle, destroys the multi handle and returns the easy handle's return
629  * REALITY: it can't just create and destroy the multi handle that easily. It
631  * function, the same multi handle must be re-used so that the same pools and
639   struct Curl_multi *multi;  in easy_perform()  local
651   if(data->multi) {  in easy_perform()
652     failf(data, "easy handle already used in multi handle");  in easy_perform()
657     multi = data->multi_easy;  in easy_perform()
659     /* this multi handle will only ever have a single easy handled attached  in easy_perform()
661     multi = Curl_multi_handle(1, 3);  in easy_perform()
662     if(!multi)  in easy_perform()
664     data->multi_easy = multi;  in easy_perform()
667   if(multi->in_callback)  in easy_perform()
670   /* Copy the MAXCONNECTS option to the multi handle */  in easy_perform()
671   curl_multi_setopt(multi, CURLMOPT_MAXCONNECTS, data->set.maxconnects);  in easy_perform()
673   mcode = curl_multi_add_handle(multi, data);  in easy_perform()
675     curl_multi_cleanup(multi);  in easy_perform()
685   data->multi = multi;  in easy_perform()
688   result = events ? easy_events(multi) : easy_transfer(multi);  in easy_perform()
692   (void)curl_multi_remove_handle(multi, data);  in easy_perform()
696   /* The multi handle is kept alive, owned by the easy handle */  in easy_perform()
1026     if(data->multi)  in curl_easy_pause()
1027       Curl_update_timer(data->multi);  in curl_easy_pause()