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635 lines
24 KiB
635 lines
24 KiB
/* mqtt.c
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* Protocol: http://docs.oasis-open.org/mqtt/mqtt/v3.1.1/os/mqtt-v3.1.1-os.html
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*
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* Copyright (c) 2014-2015, Tuan PM <tuanpm at live dot com>
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of Redis nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "mqtt.h"
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#define MQTT_TASK_PRIO 0
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#define MQTT_TASK_QUEUE_SIZE 1
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#define MQTT_SEND_TIMOUT 5
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#ifndef QUEUE_BUFFER_SIZE
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#define QUEUE_BUFFER_SIZE 2048
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#endif
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unsigned char* default_certificate;
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unsigned int default_certificate_len = 0;
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unsigned char* default_private_key;
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unsigned int default_private_key_len = 0;
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os_event_t mqtt_procTaskQueue[MQTT_TASK_QUEUE_SIZE];
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LOCAL void ICACHE_FLASH_ATTR
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mqtt_dns_found(const char* name, ip_addr_t* ipaddr, void* arg) {
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struct espconn* pConn = (struct espconn *)arg;
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MQTT_Client* client = (MQTT_Client *)pConn->reverse;
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if (ipaddr == NULL) {
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os_printf("DNS: Found, but got no ip, try to reconnect\n");
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client->connState = TCP_RECONNECT_REQ;
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return;
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}
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os_printf("DNS: found ip %d.%d.%d.%d\n",
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*((uint8 *)&ipaddr->addr),
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*((uint8 *)&ipaddr->addr + 1),
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*((uint8 *)&ipaddr->addr + 2),
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*((uint8 *)&ipaddr->addr + 3));
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if (client->ip.addr == 0 && ipaddr->addr != 0) {
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os_memcpy(client->pCon->proto.tcp->remote_ip, &ipaddr->addr, 4);
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#ifdef CLIENT_SSL_ENABLE
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if (client->security){
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espconn_secure_connect(client->pCon);
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}
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else
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#endif
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espconn_connect(client->pCon);
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client->connState = TCP_CONNECTING;
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os_printf("MQTT-TCP: connecting...\n");
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}
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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LOCAL void ICACHE_FLASH_ATTR
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deliver_publish(MQTT_Client* client, uint8_t* message, uint16_t length) {
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mqtt_event_data_t event_data;
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event_data.topic_length = length;
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event_data.topic = mqtt_get_publish_topic(message, &event_data.topic_length);
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event_data.data_length = length;
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event_data.data = mqtt_get_publish_data(message, &event_data.data_length);
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if (client->dataCb)
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client->dataCb((uint32_t*)client, event_data.topic, event_data.topic_length, event_data.data, event_data.data_length);
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if (client->cmdDataCb)
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client->cmdDataCb((uint32_t*)client, event_data.topic, event_data.topic_length, event_data.data, event_data.data_length);
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}
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/**
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* @brief Client received callback function.
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* @param arg: contain the ip link information
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* @param pdata: received data
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* @param len: the lenght of received data
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* @retval None
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*/
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void ICACHE_FLASH_ATTR
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mqtt_tcpclient_recv(void* arg, char* pdata, unsigned short len) {
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uint8_t msg_type;
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uint8_t msg_qos;
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uint16_t msg_id;
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struct espconn* pCon = (struct espconn*)arg;
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MQTT_Client* client = (MQTT_Client *)pCon->reverse;
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READPACKET:
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os_printf("MQTT-TCP: Data received %d bytes\n", len);
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if (len < MQTT_BUF_SIZE && len > 0) {
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os_memcpy(client->mqtt_state.in_buffer, pdata, len);
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msg_type = mqtt_get_type(client->mqtt_state.in_buffer);
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msg_qos = mqtt_get_qos(client->mqtt_state.in_buffer);
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msg_id = mqtt_get_id(client->mqtt_state.in_buffer, client->mqtt_state.in_buffer_length);
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if (client->connState == MQTT_CONNECT_SENDING) {
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if (msg_type == MQTT_MSG_TYPE_CONNACK) {
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if (client->mqtt_state.pending_msg_type != MQTT_MSG_TYPE_CONNECT) {
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os_printf("MQTT: Invalid packet\n");
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#ifdef CLIENT_SSL_ENABLE
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if (client->security){
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espconn_secure_disconnect(client->pCon);
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}
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else
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#endif
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espconn_disconnect(client->pCon);
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}
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else {
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os_printf("MQTT: Connected to %s:%ld\n", client->host, client->port);
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client->connState = MQTT_DATA;
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if (client->connectedCb)
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client->connectedCb((uint32_t*)client);
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if (client->cmdConnectedCb)
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client->cmdConnectedCb((uint32_t*)client);
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}
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}
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}
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else if (client->connState == MQTT_DATA) {
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client->mqtt_state.message_length_read = len;
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client->mqtt_state.message_length = mqtt_get_total_length(client->mqtt_state.in_buffer, client->mqtt_state.message_length_read);
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if (msg_type == MQTT_MSG_TYPE_SUBACK) {
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if (client->mqtt_state.pending_msg_type == MQTT_MSG_TYPE_SUBSCRIBE && client->mqtt_state.pending_msg_id == msg_id)
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os_printf("MQTT: Subscribe successful\n");
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}
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else if (msg_type == MQTT_MSG_TYPE_UNSUBACK) {
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if (client->mqtt_state.pending_msg_type == MQTT_MSG_TYPE_UNSUBSCRIBE && client->mqtt_state.pending_msg_id == msg_id)
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os_printf("MQTT: UnSubscribe successful\n");
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}
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else if (msg_type == MQTT_MSG_TYPE_PUBLISH) {
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if (msg_qos == 1)
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client->mqtt_state.outbound_message = mqtt_msg_puback(&client->mqtt_state.mqtt_connection, msg_id);
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else if (msg_qos == 2)
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client->mqtt_state.outbound_message = mqtt_msg_pubrec(&client->mqtt_state.mqtt_connection, msg_id);
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if (msg_qos == 1 || msg_qos == 2) {
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os_printf("MQTT: Queue response QoS: %d\n", msg_qos);
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if (QUEUE_Puts(&client->msgQueue, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length) == -1) {
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os_printf("MQTT: Queue full\n");
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}
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}
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deliver_publish(client, client->mqtt_state.in_buffer, client->mqtt_state.message_length_read);
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}
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else if (msg_type == MQTT_MSG_TYPE_PUBACK) {
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if (client->mqtt_state.pending_msg_type == MQTT_MSG_TYPE_PUBLISH && client->mqtt_state.pending_msg_id == msg_id) {
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os_printf("MQTT: received MQTT_MSG_TYPE_PUBACK, finish QoS1 publish\n");
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}
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}
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else if (msg_type == MQTT_MSG_TYPE_PUBREC) {
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client->mqtt_state.outbound_message = mqtt_msg_pubrel(&client->mqtt_state.mqtt_connection, msg_id);
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if (QUEUE_Puts(&client->msgQueue, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length) == -1) {
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os_printf("MQTT: Queue full\n");
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}
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}
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else if (msg_type == MQTT_MSG_TYPE_PUBREL) {
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client->mqtt_state.outbound_message = mqtt_msg_pubcomp(&client->mqtt_state.mqtt_connection, msg_id);
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if (QUEUE_Puts(&client->msgQueue, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length) == -1) {
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os_printf("MQTT: Queue full\n");
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}
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}
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else if (msg_type == MQTT_MSG_TYPE_PUBCOMP) {
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if (client->mqtt_state.pending_msg_type == MQTT_MSG_TYPE_PUBLISH && client->mqtt_state.pending_msg_id == msg_id) {
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os_printf("MQTT: receive MQTT_MSG_TYPE_PUBCOMP, finish QoS2 publish\n");
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}
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}
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else if (msg_type == MQTT_MSG_TYPE_PINGREQ) {
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client->mqtt_state.outbound_message = mqtt_msg_pingresp(&client->mqtt_state.mqtt_connection);
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if (QUEUE_Puts(&client->msgQueue, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length) == -1) {
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os_printf("MQTT: Queue full\n");
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}
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}
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// NOTE: this is done down here and not in the switch case above
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// because the PSOCK_READBUF_LEN() won't work inside a switch
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// statement due to the way protothreads resume.
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if (msg_type == MQTT_MSG_TYPE_PUBLISH) {
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len = client->mqtt_state.message_length_read;
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if (client->mqtt_state.message_length < client->mqtt_state.message_length_read) {
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//client->connState = MQTT_PUBLISH_RECV;
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//Not Implement yet
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len -= client->mqtt_state.message_length;
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pdata += client->mqtt_state.message_length;
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os_printf("Get another published message\n");
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goto READPACKET;
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}
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}
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}
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}
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else {
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os_printf("ERROR: Message too long\n");
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}
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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/**
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* @brief Client send over callback function.
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* @param arg: contain the ip link information
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* @retval None
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*/
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void ICACHE_FLASH_ATTR
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mqtt_tcpclient_sent_cb(void* arg) {
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struct espconn* pCon = (struct espconn *)arg;
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MQTT_Client* client = (MQTT_Client *)pCon->reverse;
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os_printf("MQTT-TCP: Sent\n");
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client->sendTimeout = 0;
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if (client->connState == MQTT_DATA && client->mqtt_state.pending_msg_type == MQTT_MSG_TYPE_PUBLISH) {
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if (client->publishedCb)
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client->publishedCb((uint32_t*)client);
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if (client->cmdPublishedCb)
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client->cmdPublishedCb((uint32_t*)client);
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}
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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void ICACHE_FLASH_ATTR
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mqtt_timer(void* arg) {
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MQTT_Client* client = (MQTT_Client*)arg;
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if (client->connState == MQTT_DATA) {
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client->keepAliveTick++;
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if (client->keepAliveTick > client->mqtt_state.connect_info->keepalive) {
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os_printf("\nMQTT: Send keepalive packet to %s:%ld!\n", client->host, client->port);
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client->mqtt_state.outbound_message = mqtt_msg_pingreq(&client->mqtt_state.mqtt_connection);
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client->mqtt_state.pending_msg_type = MQTT_MSG_TYPE_PINGREQ;
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client->mqtt_state.pending_msg_type = mqtt_get_type(client->mqtt_state.outbound_message->data);
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client->mqtt_state.pending_msg_id = mqtt_get_id(client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length);
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client->sendTimeout = MQTT_SEND_TIMOUT;
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os_printf("MQTT: Sending, type: %d, id: %04X\n", client->mqtt_state.pending_msg_type, client->mqtt_state.pending_msg_id);
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#ifdef CLIENT_SSL_ENABLE
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if (client->security){
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espconn_secure_sent(client->pCon, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length);
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}
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else
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#endif
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espconn_sent(client->pCon, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length);
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client->mqtt_state.outbound_message = NULL;
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client->keepAliveTick = 0;
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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}
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else if (client->connState == TCP_RECONNECT_REQ) {
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client->reconnectTick++;
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if (client->reconnectTick > MQTT_RECONNECT_TIMEOUT) {
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client->reconnectTick = 0;
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client->connState = TCP_RECONNECT;
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if (client->tcpDisconnectedCb)
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client->tcpDisconnectedCb((uint32_t*)client);
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if (client->cmdTcpDisconnectedCb)
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client->cmdTcpDisconnectedCb((uint32_t*)client);
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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}
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if (client->sendTimeout > 0)
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client->sendTimeout--;
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}
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void ICACHE_FLASH_ATTR
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mqtt_tcpclient_discon_cb(void* arg) {
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struct espconn* pespconn = (struct espconn *)arg;
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MQTT_Client* client = (MQTT_Client *)pespconn->reverse;
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os_printf("MQTT-TCP: Disconnected callback\n");
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client->connState = TCP_RECONNECT_REQ;
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if (client->disconnectedCb)
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client->disconnectedCb((uint32_t*)client);
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if (client->cmdDisconnectedCb)
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client->cmdDisconnectedCb((uint32_t*)client);
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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/**
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* @brief Tcp client connect success callback function.
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* @param arg: contain the ip link information
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* @retval None
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*/
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void ICACHE_FLASH_ATTR
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mqtt_tcpclient_connect_cb(void* arg) {
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struct espconn* pCon = (struct espconn *)arg;
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MQTT_Client* client = (MQTT_Client *)pCon->reverse;
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espconn_regist_disconcb(client->pCon, mqtt_tcpclient_discon_cb);
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espconn_regist_recvcb(client->pCon, mqtt_tcpclient_recv);////////
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espconn_regist_sentcb(client->pCon, mqtt_tcpclient_sent_cb);///////
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os_printf("MQTT: Connected to broker %s:%ld\n", client->host, client->port);
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mqtt_msg_init(&client->mqtt_state.mqtt_connection, client->mqtt_state.out_buffer, client->mqtt_state.out_buffer_length);
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client->mqtt_state.outbound_message = mqtt_msg_connect(&client->mqtt_state.mqtt_connection, client->mqtt_state.connect_info);
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client->mqtt_state.pending_msg_type = mqtt_get_type(client->mqtt_state.outbound_message->data);
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client->mqtt_state.pending_msg_id = mqtt_get_id(client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length);
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client->sendTimeout = MQTT_SEND_TIMOUT;
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os_printf("MQTT: Sending, type: %d, id: %04X\n", client->mqtt_state.pending_msg_type, client->mqtt_state.pending_msg_id);
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#ifdef CLIENT_SSL_ENABLE
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if (client->security){
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espconn_secure_sent(client->pCon, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length);
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}
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else
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#endif
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espconn_sent(client->pCon, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length);
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client->mqtt_state.outbound_message = NULL;
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client->connState = MQTT_CONNECT_SENDING;
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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/**
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* @brief Tcp client connect repeat callback function.
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* @param arg: contain the ip link information
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* @retval None
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*/
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void ICACHE_FLASH_ATTR
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mqtt_tcpclient_recon_cb(void* arg, int8_t errType) {
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struct espconn* pCon = (struct espconn *)arg;
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MQTT_Client* client = (MQTT_Client *)pCon->reverse;
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os_printf("MQTT-TCP: Reconnect to %s:%ld\n", client->host, client->port);
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client->connState = TCP_RECONNECT_REQ;
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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}
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/**
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* @brief MQTT publish function.
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* @param client: MQTT_Client reference
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* @param topic: string topic will publish to
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* @param data: buffer data send point to
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* @param data_length: length of data
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* @param qos: qos
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* @param retain: retain
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* @retval TRUE if success queue
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*/
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bool ICACHE_FLASH_ATTR
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MQTT_Publish(MQTT_Client* client, const char* topic, const char* data, uint8_t qos, uint8_t retain) {
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int data_length = os_strlen(data);
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uint8_t dataBuffer[MQTT_BUF_SIZE];
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uint16_t dataLen;
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client->mqtt_state.outbound_message = mqtt_msg_publish(&client->mqtt_state.mqtt_connection,
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topic, data, data_length,
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qos, retain,
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&client->mqtt_state.pending_msg_id);
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if (client->mqtt_state.outbound_message->length == 0) {
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os_printf("MQTT: Queuing Publish failed\n");
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return FALSE;
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}
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os_printf("MQTT: Queuing Publish, length: %d, queue size(%ld/%ld)\n", client->mqtt_state.outbound_message->length, client->msgQueue.rb.fill_cnt, client->msgQueue.rb.size);
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while (QUEUE_Puts(&client->msgQueue, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length) == -1) {
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os_printf("MQTT: Queue full\n");
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if (QUEUE_Gets(&client->msgQueue, dataBuffer, &dataLen, MQTT_BUF_SIZE) == -1) {
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os_printf("MQTT: Serious buffer error\n");
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return FALSE;
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}
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}
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system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
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return TRUE;
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}
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/**
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* @brief MQTT subscibe function.
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* @param client: MQTT_Client reference
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* @param topic: string topic will subscribe
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* @param qos: qos
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* @retval TRUE if success queue
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*/
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bool ICACHE_FLASH_ATTR
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MQTT_Subscribe(MQTT_Client* client, char* topic, uint8_t qos) {
|
|
uint8_t dataBuffer[MQTT_BUF_SIZE];
|
|
uint16_t dataLen;
|
|
|
|
client->mqtt_state.outbound_message = mqtt_msg_subscribe(&client->mqtt_state.mqtt_connection,
|
|
topic, 0,
|
|
&client->mqtt_state.pending_msg_id);
|
|
os_printf("MQTT: Queue Subscribe, topic: \"%s\", id: %d\n", topic, client->mqtt_state.pending_msg_id);
|
|
while (QUEUE_Puts(&client->msgQueue, client->mqtt_state.outbound_message->data, client->mqtt_state.outbound_message->length) == -1) {
|
|
os_printf("MQTT: Queue full\n");
|
|
if (QUEUE_Gets(&client->msgQueue, dataBuffer, &dataLen, MQTT_BUF_SIZE) == -1) {
|
|
os_printf("MQTT: Serious buffer error\n");
|
|
return FALSE;
|
|
}
|
|
}
|
|
system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)client);
|
|
return TRUE;
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_Task(os_event_t* e) {
|
|
MQTT_Client* client = (MQTT_Client*)e->par;
|
|
uint8_t dataBuffer[MQTT_BUF_SIZE];
|
|
uint16_t dataLen;
|
|
if (e->par == 0)
|
|
return;
|
|
|
|
if (client->connState == TCP_RECONNECT_REQ) {
|
|
return;
|
|
}
|
|
else if (client->connState == TCP_RECONNECT) {
|
|
MQTT_Connect(client);
|
|
os_printf("MQTT-TCP: Reconnect to: %s:%ld\n", client->host, client->port);
|
|
client->connState = TCP_CONNECTING;
|
|
}
|
|
else if (client->connState == MQTT_DATA) {
|
|
if (QUEUE_IsEmpty(&client->msgQueue) || client->sendTimeout != 0)
|
|
return;
|
|
|
|
if (QUEUE_Gets(&client->msgQueue, dataBuffer, &dataLen, MQTT_BUF_SIZE) == 0) {
|
|
client->mqtt_state.pending_msg_type = mqtt_get_type(dataBuffer);
|
|
client->mqtt_state.pending_msg_id = mqtt_get_id(dataBuffer, dataLen);
|
|
client->sendTimeout = MQTT_SEND_TIMOUT;
|
|
os_printf("MQTT: Sending, type: %d, id: %04X\n", client->mqtt_state.pending_msg_type, client->mqtt_state.pending_msg_id);
|
|
#ifdef CLIENT_SSL_ENABLE
|
|
if (client->security){
|
|
espconn_secure_sent(client->pCon, dataBuffer, dataLen);
|
|
}
|
|
else
|
|
#endif
|
|
espconn_sent(client->pCon, dataBuffer, dataLen);
|
|
|
|
client->mqtt_state.outbound_message = NULL;
|
|
return;
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @brief MQTT initialization connection function
|
|
* @param client: MQTT_Client reference
|
|
* @param host: Domain or IP string
|
|
* @param port: Port to connect
|
|
* @param security: 1 for ssl, 0 for none
|
|
* @retval None
|
|
*/
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_InitConnection(MQTT_Client* mqttClient, char* host, uint32 port, uint8_t security) {
|
|
os_printf("MQTT_InitConnection\n");
|
|
uint8_t len = sizeof(MQTT_Client);
|
|
os_memset(mqttClient, 0, len);
|
|
|
|
uint32_t temp = os_strlen(host);
|
|
mqttClient->host = (char*)os_zalloc(temp + 1);
|
|
os_strcpy(mqttClient->host, host);
|
|
mqttClient->host[temp] = 0;
|
|
|
|
mqttClient->port = port;
|
|
mqttClient->security = security;
|
|
}
|
|
|
|
/**
|
|
* @brief MQTT initialization mqtt client function
|
|
* @param client: MQTT_Client reference
|
|
* @param clientid: MQTT client id
|
|
* @param client_user:MQTT client user
|
|
* @param client_pass:MQTT client password
|
|
* @param client_pass:MQTT keep alive timer, in second
|
|
* @retval None
|
|
*/
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_InitClient(MQTT_Client* mqttClient, char* client_id, char* client_user, char* client_pass, uint8_t keepAliveTime, uint8_t cleanSession) {
|
|
uint32_t temp;
|
|
os_printf("MQTT_InitClient\n");
|
|
|
|
os_memset(&mqttClient->connect_info, 0, sizeof(mqtt_connect_info_t));
|
|
|
|
temp = os_strlen(client_id);
|
|
mqttClient->connect_info.client_id = (char*)os_zalloc(temp + 1);
|
|
os_strcpy(mqttClient->connect_info.client_id, client_id);
|
|
mqttClient->connect_info.client_id[temp] = 0;
|
|
|
|
temp = os_strlen(client_user);
|
|
mqttClient->connect_info.username = (char*)os_zalloc(temp + 1);
|
|
os_strcpy(mqttClient->connect_info.username, client_user);
|
|
mqttClient->connect_info.username[temp] = 0;
|
|
|
|
temp = os_strlen(client_pass);
|
|
mqttClient->connect_info.password = (char*)os_zalloc(temp + 1);
|
|
os_strcpy(mqttClient->connect_info.password, client_pass);
|
|
mqttClient->connect_info.password[temp] = 0;
|
|
|
|
|
|
mqttClient->connect_info.keepalive = keepAliveTime;
|
|
mqttClient->connect_info.clean_session = cleanSession;
|
|
|
|
mqttClient->mqtt_state.in_buffer = (uint8_t *)os_zalloc(MQTT_BUF_SIZE);
|
|
mqttClient->mqtt_state.in_buffer_length = MQTT_BUF_SIZE;
|
|
mqttClient->mqtt_state.out_buffer = (uint8_t *)os_zalloc(MQTT_BUF_SIZE);
|
|
mqttClient->mqtt_state.out_buffer_length = MQTT_BUF_SIZE;
|
|
mqttClient->mqtt_state.connect_info = &mqttClient->connect_info;
|
|
|
|
mqtt_msg_init(&mqttClient->mqtt_state.mqtt_connection, mqttClient->mqtt_state.out_buffer, mqttClient->mqtt_state.out_buffer_length);
|
|
|
|
QUEUE_Init(&mqttClient->msgQueue, QUEUE_BUFFER_SIZE);
|
|
|
|
system_os_task(MQTT_Task, MQTT_TASK_PRIO, mqtt_procTaskQueue, MQTT_TASK_QUEUE_SIZE);
|
|
system_os_post(MQTT_TASK_PRIO, 0, (os_param_t)mqttClient);
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_InitLWT(MQTT_Client* mqttClient, char* will_topic, char* will_msg, uint8_t will_qos, uint8_t will_retain) {
|
|
uint32_t temp;
|
|
temp = os_strlen((char*)will_topic);
|
|
mqttClient->connect_info.will_topic = (char*)os_zalloc(temp + 1);
|
|
os_strcpy((char*)mqttClient->connect_info.will_topic, (char*)will_topic);
|
|
mqttClient->connect_info.will_topic[temp] = 0;
|
|
|
|
temp = os_strlen((char*)will_msg);
|
|
mqttClient->connect_info.will_message = (char*)os_zalloc(temp + 1);
|
|
os_strcpy((char*)mqttClient->connect_info.will_message, (char*)will_msg);
|
|
mqttClient->connect_info.will_message[temp] = 0;
|
|
|
|
|
|
mqttClient->connect_info.will_qos = will_qos;
|
|
mqttClient->connect_info.will_retain = will_retain;
|
|
}
|
|
|
|
/**
|
|
* @brief Begin connect to MQTT broker
|
|
* @param client: MQTT_Client reference
|
|
* @retval None
|
|
*/
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_Connect(MQTT_Client* mqttClient) {
|
|
MQTT_Disconnect(mqttClient);
|
|
mqttClient->pCon = (struct espconn *)os_zalloc(sizeof(struct espconn));
|
|
mqttClient->pCon->type = ESPCONN_TCP;
|
|
mqttClient->pCon->state = ESPCONN_NONE;
|
|
mqttClient->pCon->proto.tcp = (esp_tcp *)os_zalloc(sizeof(esp_tcp));
|
|
mqttClient->pCon->proto.tcp->local_port = espconn_port();
|
|
mqttClient->pCon->proto.tcp->remote_port = mqttClient->port;
|
|
mqttClient->pCon->reverse = mqttClient;
|
|
espconn_regist_connectcb(mqttClient->pCon, mqtt_tcpclient_connect_cb);
|
|
espconn_regist_reconcb(mqttClient->pCon, mqtt_tcpclient_recon_cb);
|
|
|
|
mqttClient->keepAliveTick = 0;
|
|
mqttClient->reconnectTick = 0;
|
|
|
|
|
|
os_timer_disarm(&mqttClient->mqttTimer);
|
|
os_timer_setfn(&mqttClient->mqttTimer, (os_timer_func_t *)mqtt_timer, mqttClient);
|
|
os_timer_arm(&mqttClient->mqttTimer, 1000, 1);
|
|
|
|
if (UTILS_StrToIP((const char *)mqttClient->host, (void*)&mqttClient->pCon->proto.tcp->remote_ip)) {
|
|
os_printf("MQTT-TCP: Connect to ip %s:%ld\n", mqttClient->host, mqttClient->port);
|
|
#ifdef CLIENT_SSL_ENABLE
|
|
if (mqttClient->security){
|
|
espconn_secure_connect(mqttClient->pCon);
|
|
}
|
|
else
|
|
#endif
|
|
espconn_connect(mqttClient->pCon);
|
|
}
|
|
else {
|
|
os_printf("MQTT-TCP: Connect to domain %s:%ld\n", mqttClient->host, mqttClient->port);
|
|
espconn_gethostbyname(mqttClient->pCon, (const char *)mqttClient->host, &mqttClient->ip, mqtt_dns_found);
|
|
}
|
|
mqttClient->connState = TCP_CONNECTING;
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_Disconnect(MQTT_Client* mqttClient) {
|
|
if (mqttClient->pCon) {
|
|
os_printf("Free memory\n");
|
|
if (mqttClient->pCon->proto.tcp)
|
|
os_free(mqttClient->pCon->proto.tcp);
|
|
os_free(mqttClient->pCon);
|
|
mqttClient->pCon = NULL;
|
|
}
|
|
|
|
os_timer_disarm(&mqttClient->mqttTimer);
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_OnConnected(MQTT_Client* mqttClient, MqttCallback connectedCb) {
|
|
mqttClient->connectedCb = connectedCb;
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_OnDisconnected(MQTT_Client* mqttClient, MqttCallback disconnectedCb) {
|
|
mqttClient->disconnectedCb = disconnectedCb;
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_OnTcpDisconnected(MQTT_Client *mqttClient, MqttCallback tcpDisconnectedCb)
|
|
{
|
|
mqttClient->tcpDisconnectedCb = tcpDisconnectedCb;
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_OnData(MQTT_Client* mqttClient, MqttDataCallback dataCb) {
|
|
mqttClient->dataCb = dataCb;
|
|
}
|
|
|
|
void ICACHE_FLASH_ATTR
|
|
MQTT_OnPublished(MQTT_Client* mqttClient, MqttCallback publishedCb) {
|
|
mqttClient->publishedCb = publishedCb;
|
|
}
|
|
|