102 lines
2.3 KiB
C
102 lines
2.3 KiB
C
/*
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Copyright (c) 2011-2014 Roger Light <roger@atchoo.org>
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All rights reserved. This program and the accompanying materials
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are made available under the terms of the Eclipse Public License v1.0
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and Eclipse Distribution License v1.0 which accompany this distribution.
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The Eclipse Public License is available at
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http://www.eclipse.org/legal/epl-v10.html
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and the Eclipse Distribution License is available at
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http://www.eclipse.org/org/documents/edl-v10.php.
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Contributors:
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Roger Light - initial implementation and documentation.
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*/
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#include <config.h>
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#ifndef WIN32
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#include <unistd.h>
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#endif
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#include <mosquitto_internal.h>
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#include <net_mosq.h>
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void *_mosquitto_thread_main(void *obj);
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int mosquitto_loop_start(struct mosquitto *mosq)
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{
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#ifdef WITH_THREADING
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if(!mosq || mosq->threaded) return MOSQ_ERR_INVAL;
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mosq->threaded = true;
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pthread_create(&mosq->thread_id, NULL, _mosquitto_thread_main, mosq);
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return MOSQ_ERR_SUCCESS;
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#else
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return MOSQ_ERR_NOT_SUPPORTED;
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#endif
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}
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int mosquitto_loop_stop(struct mosquitto *mosq, bool force)
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{
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#ifdef WITH_THREADING
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# ifndef WITH_BROKER
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char sockpair_data = 0;
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# endif
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if(!mosq || !mosq->threaded) return MOSQ_ERR_INVAL;
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/* Write a single byte to sockpairW (connected to sockpairR) to break out
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* of select() if in threaded mode. */
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if(mosq->sockpairW != INVALID_SOCKET){
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#ifndef WIN32
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if(write(mosq->sockpairW, &sockpair_data, 1)){
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}
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#else
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send(mosq->sockpairW, &sockpair_data, 1, 0);
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#endif
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}
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if(force){
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pthread_cancel(mosq->thread_id);
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}
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pthread_join(mosq->thread_id, NULL);
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mosq->thread_id = pthread_self();
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mosq->threaded = false;
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return MOSQ_ERR_SUCCESS;
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#else
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return MOSQ_ERR_NOT_SUPPORTED;
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#endif
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}
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#ifdef WITH_THREADING
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void *_mosquitto_thread_main(void *obj)
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{
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struct mosquitto *mosq = obj;
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if(!mosq) return NULL;
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pthread_mutex_lock(&mosq->state_mutex);
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if(mosq->state == mosq_cs_connect_async){
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pthread_mutex_unlock(&mosq->state_mutex);
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mosquitto_reconnect(mosq);
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}else{
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pthread_mutex_unlock(&mosq->state_mutex);
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}
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if(!mosq->keepalive){
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/* Sleep for a day if keepalive disabled. */
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mosquitto_loop_forever(mosq, mosq->keepalive*1000*86400, 1);
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}else{
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/* Sleep for our keepalive value. publish() etc. will wake us up. */
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mosquitto_loop_forever(mosq, mosq->keepalive*1000, 1);
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}
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return obj;
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}
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#endif
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