mirror of
https://github.com/lwip-tcpip/lwip.git
synced 2024-11-05 17:28:02 +00:00
ef02b1dc20
These were a problem only if arch.h does not include them. Signed-off-by: Simon Goldschmidt <goldsimon@gmx.de>
129 lines
4.2 KiB
C
129 lines
4.2 KiB
C
/*
|
|
* Redistribution and use in source and binary forms, with or without modification,
|
|
* are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice,
|
|
* this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
* 3. The name of the author may not be used to endorse or promote products
|
|
* derived from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
|
|
* SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
|
|
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
|
|
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
|
|
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
|
|
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
|
|
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
|
|
* OF SUCH DAMAGE.
|
|
*
|
|
* This file is part of the lwIP TCP/IP stack.
|
|
*
|
|
* Author: Dirk Ziegelmeier <dziegel@gmx.de>
|
|
*
|
|
*/
|
|
|
|
#include "lwip/apps/mqtt.h"
|
|
#include "mqtt_example.h"
|
|
|
|
#if LWIP_TCP
|
|
|
|
/** Define this to a compile-time IP address initialization
|
|
* to connect anything else than IPv4 loopback
|
|
*/
|
|
#ifndef LWIP_MQTT_EXAMPLE_IPADDR_INIT
|
|
#if LWIP_IPV4
|
|
#define LWIP_MQTT_EXAMPLE_IPADDR_INIT = IPADDR4_INIT(IPADDR_LOOPBACK)
|
|
#else
|
|
#define LWIP_MQTT_EXAMPLE_IPADDR_INIT
|
|
#endif
|
|
#endif
|
|
|
|
static ip_addr_t mqtt_ip LWIP_MQTT_EXAMPLE_IPADDR_INIT;
|
|
static mqtt_client_t* mqtt_client;
|
|
|
|
static const struct mqtt_connect_client_info_t mqtt_client_info =
|
|
{
|
|
"test",
|
|
NULL, /* user */
|
|
NULL, /* pass */
|
|
100, /* keep alive */
|
|
NULL, /* will_topic */
|
|
NULL, /* will_msg */
|
|
0, /* will_qos */
|
|
0 /* will_retain */
|
|
#if LWIP_ALTCP && LWIP_ALTCP_TLS
|
|
, NULL
|
|
#endif
|
|
};
|
|
|
|
static void
|
|
mqtt_incoming_data_cb(void *arg, const u8_t *data, u16_t len, u8_t flags)
|
|
{
|
|
const struct mqtt_connect_client_info_t* client_info = (const struct mqtt_connect_client_info_t*)arg;
|
|
LWIP_UNUSED_ARG(data);
|
|
|
|
LWIP_PLATFORM_DIAG(("MQTT client \"%s\" data cb: len %d, flags %d\n", client_info->client_id,
|
|
(int)len, (int)flags));
|
|
}
|
|
|
|
static void
|
|
mqtt_incoming_publish_cb(void *arg, const char *topic, u32_t tot_len)
|
|
{
|
|
const struct mqtt_connect_client_info_t* client_info = (const struct mqtt_connect_client_info_t*)arg;
|
|
|
|
LWIP_PLATFORM_DIAG(("MQTT client \"%s\" publish cb: topic %s, len %d\n", client_info->client_id,
|
|
topic, (int)tot_len));
|
|
}
|
|
|
|
static void
|
|
mqtt_request_cb(void *arg, err_t err)
|
|
{
|
|
const struct mqtt_connect_client_info_t* client_info = (const struct mqtt_connect_client_info_t*)arg;
|
|
|
|
LWIP_PLATFORM_DIAG(("MQTT client \"%s\" request cb: err %d\n", client_info->client_id, (int)err));
|
|
}
|
|
|
|
static void
|
|
mqtt_connection_cb(mqtt_client_t *client, void *arg, mqtt_connection_status_t status)
|
|
{
|
|
const struct mqtt_connect_client_info_t* client_info = (const struct mqtt_connect_client_info_t*)arg;
|
|
LWIP_UNUSED_ARG(client);
|
|
|
|
LWIP_PLATFORM_DIAG(("MQTT client \"%s\" connection cb: status %d\n", client_info->client_id, (int)status));
|
|
|
|
if (status == MQTT_CONNECT_ACCEPTED) {
|
|
mqtt_sub_unsub(client,
|
|
"topic_qos1", 1,
|
|
mqtt_request_cb, LWIP_CONST_CAST(void*, client_info),
|
|
1);
|
|
mqtt_sub_unsub(client,
|
|
"topic_qos0", 0,
|
|
mqtt_request_cb, LWIP_CONST_CAST(void*, client_info),
|
|
1);
|
|
}
|
|
}
|
|
#endif /* LWIP_TCP */
|
|
|
|
void
|
|
mqtt_example_init(void)
|
|
{
|
|
#if LWIP_TCP
|
|
mqtt_client = mqtt_client_new();
|
|
|
|
mqtt_set_inpub_callback(mqtt_client,
|
|
mqtt_incoming_publish_cb,
|
|
mqtt_incoming_data_cb,
|
|
LWIP_CONST_CAST(void*, &mqtt_client_info));
|
|
|
|
mqtt_client_connect(mqtt_client,
|
|
&mqtt_ip, MQTT_PORT,
|
|
mqtt_connection_cb, LWIP_CONST_CAST(void*, &mqtt_client_info),
|
|
&mqtt_client_info);
|
|
#endif /* LWIP_TCP */
|
|
}
|