/*********************************************************************************
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* Copyright: (C) 2019 LingYun IoT System Studio
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* All rights reserved.
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*
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* Filename: conf.h
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* Description: This file is mqttd configure file parser function
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*
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* Version: 1.0.0(2019年06月25日)
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* Author: Guo Wenxue <guowenxue@gmail.com>
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* ChangeLog: 1, Release initial version on "2019年06月25日 22时23分55秒"
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*
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********************************************************************************/
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#ifndef __CONF_H_
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#define __CONF_H_
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enum
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{
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Qos0, /* 发送者只发送一次消息，不进行重试，Broker不会返回确认消息。在Qos0情况下，Broker可能没有接受到消息 */
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Qos1, /* 发送者最少发送一次消息，确保消息到达Broker，Broker需要返回确认消息PUBACK。在Qos1情况下，Broker可能接受到重复消息 */
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Qos2, /* Qos2使用两阶段确认来保证消息的不丢失和不重复。在Qos2情况下，Broker肯定会收到消息，且只收到一次 */
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};
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#define DEF_KEEPALIVE 30
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#define DEF_PUBINTERVAL 120
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#define DEF_QOS Qos2
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typedef struct hwconf_s
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{
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int relay; /* relay aviable or not. 0:Disable 1: Enable */
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int led; /* RGB led aviable or not. 0:Disable 1: Enable */
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int beeper; /* beeper aviable or not. 0:Disable 1: Enable */
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int ds18b20; /* DS1B820 aviable or not. 0:Disable 1: Enable */
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int sht2x; /* SHT20 aviable or not. 0:Disable 1: Enable */
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int tsl2561; /* TSL2561 aviable or not. 0:Disable 1: Enable */
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} hwconf_t;
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typedef struct mqtt_ctx_s
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{
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char devid[32]; /* device ID */
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/* hardware configuration */
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hwconf_t hwconf;
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/* logger settings */
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char logfile[128]; /* logger record file */
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int loglevel; /* logger level */
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int logsize; /* logger file maxsize, oversize will rollback */
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/* Broker settings */
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char host[128]; /* MQTT broker server name */
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int port; /* MQTT broker listen port */
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char uid[64]; /* username */
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char pwd[64]; /* password */
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int keepalive; /* MQTT broker send PING message to subsciber/publisher keepalive timeout<seconds> */
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/* Publisher settings */
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char pubTopic[256]; /* Publisher topic */
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int pubQos; /* Publisher Qos */
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int interval ; /* Publish sensor data interval time, unit seconds */
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/* Subscriber settings */
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char subTopic[256]; /* Subscriber topic */
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int subQos; /* Subscriber Qos */
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} mqtt_ctx_t;
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extern int mqttd_parser_conf(const char *conf_file, mqtt_ctx_t *ctx, int debug);
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#endif /* ----- #ifndef _CONF_H_ ----- */
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