mirror of
https://github.com/eclipse/mosquitto.git
synced 2025-05-08 08:40:13 +08:00
f3590f3020
This is undefined behaviour, and some platforms don't like it. Issue #2355. Thanks to CJ Lee.
79 lines
1.8 KiB
C
79 lines
1.8 KiB
C
/*
|
|
Copyright (c) 2009-2020 Roger Light <roger@atchoo.org>
|
|
|
|
All rights reserved. This program and the accompanying materials
|
|
are made available under the terms of the Eclipse Public License 2.0
|
|
and Eclipse Distribution License v1.0 which accompany this distribution.
|
|
|
|
The Eclipse Public License is available at
|
|
https://www.eclipse.org/legal/epl-2.0/
|
|
and the Eclipse Distribution License is available at
|
|
http://www.eclipse.org/org/documents/edl-v10.php.
|
|
|
|
SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause
|
|
|
|
Contributors:
|
|
Roger Light - initial implementation and documentation.
|
|
*/
|
|
|
|
#include "config.h"
|
|
|
|
#include <assert.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
|
|
#ifdef WITH_BROKER
|
|
# include "mosquitto_broker_internal.h"
|
|
#endif
|
|
|
|
#include "mosquitto.h"
|
|
#include "logging_mosq.h"
|
|
#include "memory_mosq.h"
|
|
#include "messages_mosq.h"
|
|
#include "mqtt_protocol.h"
|
|
#include "net_mosq.h"
|
|
#include "packet_mosq.h"
|
|
#include "read_handle.h"
|
|
#include "send_mosq.h"
|
|
#include "util_mosq.h"
|
|
|
|
int handle__pingreq(struct mosquitto *mosq)
|
|
{
|
|
assert(mosq);
|
|
|
|
if(mosquitto__get_state(mosq) != mosq_cs_active){
|
|
return MOSQ_ERR_PROTOCOL;
|
|
}
|
|
if(mosq->in_packet.command != CMD_PINGREQ){
|
|
return MOSQ_ERR_MALFORMED_PACKET;
|
|
}
|
|
|
|
#ifdef WITH_BROKER
|
|
log__printf(NULL, MOSQ_LOG_DEBUG, "Received PINGREQ from %s", SAFE_PRINT(mosq->id));
|
|
#else
|
|
return MOSQ_ERR_PROTOCOL;
|
|
#endif
|
|
return send__pingresp(mosq);
|
|
}
|
|
|
|
int handle__pingresp(struct mosquitto *mosq)
|
|
{
|
|
assert(mosq);
|
|
|
|
if(mosquitto__get_state(mosq) != mosq_cs_active){
|
|
return MOSQ_ERR_PROTOCOL;
|
|
}
|
|
|
|
mosq->ping_t = 0; /* No longer waiting for a PINGRESP. */
|
|
#ifdef WITH_BROKER
|
|
if(mosq->bridge == NULL){
|
|
return MOSQ_ERR_PROTOCOL;
|
|
}
|
|
log__printf(NULL, MOSQ_LOG_DEBUG, "Received PINGRESP from %s", SAFE_PRINT(mosq->id));
|
|
#else
|
|
log__printf(mosq, MOSQ_LOG_DEBUG, "Client %s received PINGRESP", SAFE_PRINT(mosq->id));
|
|
#endif
|
|
return MOSQ_ERR_SUCCESS;
|
|
}
|
|
|