b816d46508
This allows a big swath of ifdefs to be removed. It also means savings as the db var is not passed around all of the time, and makes it easier to remove the final broker call to mosquitto_time() call in packet_mosq.c. In one test this reduced the calls to mosquitto_time() from 295k to 48k.
112 lines
3.1 KiB
C
112 lines
3.1 KiB
C
/*
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Copyright (c) 2009-2020 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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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#ifdef WITH_BROKER
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# include "mosquitto_broker_internal.h"
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#endif
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#include "mosquitto.h"
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#include "logging_mosq.h"
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#include "memory_mosq.h"
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#include "messages_mosq.h"
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#include "mqtt_protocol.h"
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#include "net_mosq.h"
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#include "packet_mosq.h"
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#include "read_handle.h"
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#include "send_mosq.h"
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#include "util_mosq.h"
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int handle__pubrec(struct mosquitto *mosq)
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{
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uint8_t reason_code = 0;
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uint16_t mid;
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int rc;
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mosquitto_property *properties = NULL;
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int state;
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assert(mosq);
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state = mosquitto__get_state(mosq);
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if(state != mosq_cs_active){
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return MOSQ_ERR_PROTOCOL;
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}
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rc = packet__read_uint16(&mosq->in_packet, &mid);
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if(rc) return rc;
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if(mid == 0) return MOSQ_ERR_PROTOCOL;
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if(mosq->protocol == mosq_p_mqtt5 && mosq->in_packet.remaining_length > 2){
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rc = packet__read_byte(&mosq->in_packet, &reason_code);
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if(rc) return rc;
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if(mosq->in_packet.remaining_length > 3){
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rc = property__read_all(CMD_PUBREC, &mosq->in_packet, &properties);
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if(rc) return rc;
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/* Immediately free, we don't do anything with Reason String or User Property at the moment */
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mosquitto_property_free_all(&properties);
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}
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}
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#ifdef WITH_BROKER
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log__printf(NULL, MOSQ_LOG_DEBUG, "Received PUBREC from %s (Mid: %d)", mosq->id, mid);
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if(reason_code < 0x80){
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rc = db__message_update_outgoing(mosq, mid, mosq_ms_wait_for_pubcomp, 2);
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}else{
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return db__message_delete_outgoing(mosq, mid, mosq_ms_wait_for_pubrec, 2);
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}
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#else
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log__printf(mosq, MOSQ_LOG_DEBUG, "Client %s received PUBREC (Mid: %d)", mosq->id, mid);
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if(reason_code < 0x80 || mosq->protocol != mosq_p_mqtt5){
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rc = message__out_update(mosq, mid, mosq_ms_wait_for_pubcomp, 2);
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}else{
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if(!message__delete(mosq, mid, mosq_md_out, 2)){
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/* Only inform the client the message has been sent once. */
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pthread_mutex_lock(&mosq->callback_mutex);
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if(mosq->on_publish_v5){
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mosq->in_callback = true;
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mosq->on_publish_v5(mosq, mosq->userdata, mid, reason_code, properties);
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mosq->in_callback = false;
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}
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pthread_mutex_unlock(&mosq->callback_mutex);
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}
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util__increment_send_quota(mosq);
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pthread_mutex_lock(&mosq->msgs_out.mutex);
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message__release_to_inflight(mosq, mosq_md_out);
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pthread_mutex_unlock(&mosq->msgs_out.mutex);
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return MOSQ_ERR_SUCCESS;
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}
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#endif
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if(rc == MOSQ_ERR_NOT_FOUND){
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log__printf(mosq, MOSQ_LOG_WARNING, "Warning: Received PUBREC from %s for an unknown packet identifier %d.", mosq->id, mid);
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}else if(rc != MOSQ_ERR_SUCCESS){
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return rc;
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}
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rc = send__pubrel(mosq, mid, NULL);
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if(rc) return rc;
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return MOSQ_ERR_SUCCESS;
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}
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