luat_mqtt.h 7.3 KB

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  1. #ifndef LUAT_MQTT_H
  2. #define LUAT_MQTT_H
  3. #include "luat_network_adapter.h"
  4. /**
  5. * @defgroup luatos_MQTT MQTT相关接口
  6. * @{
  7. */
  8. #define MQTT_MSG_RELEASE 0 /**< mqtt 释放资源前回调消息 */
  9. #define MQTT_MSG_TCP_TX_DONE 1 /**< mqtt tcp发送完成*/
  10. #define MQTT_MSG_TIMER_PING 2 /**< mqtt ping前回调消息 */
  11. #define MQTT_MSG_RECONNECT 3 /**< mqtt 重连前回调消息 */
  12. #define MQTT_MSG_CLOSE 4 /**< mqtt 关闭回调消息(不会再重连) */
  13. #define MQTT_ERROR_STATE_SOCKET -1
  14. #define MQTT_ERROR_STATE_DISCONNECT -2
  15. #ifndef MQTT_RECV_BUF_LEN_MAX
  16. #if defined(CHIP_EC618) || defined(CHIP_EC718)|| defined(CHIP_EC716)
  17. #define MQTT_RECV_BUF_LEN_MAX (32*1024) ///< MQTT 接收BUFF大小
  18. #else
  19. #define MQTT_RECV_BUF_LEN_MAX 4096 ///< MQTT 接收BUFF大小
  20. #endif
  21. #endif
  22. /**
  23. * @brief mqtt状态
  24. */
  25. typedef enum {
  26. MQTT_STATE_DISCONNECT , /**< mqtt 断开 */
  27. MQTT_STATE_SCONNECT , /**< mqtt socket连接中 */
  28. MQTT_STATE_MQTT , /**< mqtt socket已连接 mqtt连接中 */
  29. MQTT_STATE_READY /**< mqtt mqtt已连接 */
  30. }LUAT_MQTT_STATE_E;
  31. /**
  32. * @brief 设置MQTT客户端的配置参数
  33. */
  34. typedef struct{
  35. mqtt_broker_handle_t broker;/**< mqtt broker*/
  36. network_ctrl_t *netc; /**< mqtt netc*/
  37. luat_ip_addr_t ip_addr; /**<mqtt ip*/
  38. char host[192]; /**<mqtt host*/
  39. uint32_t buffer_offset; /**< 用于标识mqtt_packet_buffer当前有多少数据*/
  40. uint32_t rxbuff_size; /**< mqtt_packet_buffer的长度*/
  41. uint8_t *mqtt_packet_buffer;/**< 接收BUFF*/
  42. void* mqtt_cb; /**< mqtt 回调函数*/
  43. int8_t error_state; /**< mqtt 错误状态*/
  44. uint16_t remote_port; /**< 远程端口号*/
  45. uint32_t keepalive; /**< 心跳时长 单位s*/
  46. uint8_t adapter_index; /**< 适配器索引号, 似乎并没有什么用*/
  47. LUAT_MQTT_STATE_E mqtt_state; /**< mqtt状态*/
  48. uint8_t reconnect; /**< mqtt是否重连*/
  49. uint32_t reconnect_time; /**< mqtt重连时间 单位ms*/
  50. void* reconnect_timer; /**< mqtt重连定时器*/
  51. void* ping_timer; /**< mqtt_ping定时器*/
  52. int mqtt_ref; /**< 强制引用自身避免被GC*/
  53. void* userdata; /**< userdata */
  54. }luat_mqtt_ctrl_t;
  55. typedef struct{
  56. uint16_t topic_len;
  57. uint16_t dummy;
  58. uint32_t payload_len;
  59. uint8_t data[];
  60. }luat_mqtt_msg_t;
  61. /**
  62. * @brief 设置MQTT服务端服务器信息、加密信息
  63. */
  64. typedef struct luat_mqtt_connopts
  65. {
  66. const char* host;/**< 服务器HOST*/
  67. uint16_t port;/**< 服务器端口*/
  68. uint8_t is_tls;/**< 是否采用tls加密*/
  69. uint8_t is_ipv6;
  70. uint8_t verify;
  71. const char* server_cert;
  72. size_t server_cert_len;
  73. const char* client_cert;
  74. size_t client_cert_len;
  75. const char* client_key;
  76. size_t client_key_len;
  77. const char* client_password;
  78. size_t client_password_len;
  79. }luat_mqtt_connopts_t;
  80. typedef void (*luat_mqtt_cb_t)(luat_mqtt_ctrl_t *luat_mqtt_ctrl, uint16_t event);
  81. /**
  82. *@brief 发起MQTT连接
  83. *@param mqtt_ctrl luatos_mqtt对象实例
  84. *@return 成功为0,其他值失败
  85. */
  86. int luat_mqtt_connect(luat_mqtt_ctrl_t *mqtt_ctrl);
  87. // static int luat_mqtt_msg_cb(luat_mqtt_ctrl_t *mqtt_ctrl);
  88. // int l_mqtt_callback(lua_State *L, void* ptr);
  89. /**
  90. *@brief MQTT内部回调(用户无需关心)
  91. *@param ctrl luatos_mqtt对象实例
  92. *@param arg1 参数1
  93. *@param arg2 参数2
  94. *@return 成功为0,其他值失败
  95. */
  96. int l_luat_mqtt_msg_cb(luat_mqtt_ctrl_t * ctrl, int arg1, int arg2);
  97. /**
  98. *@brief MQTT报文解析内部回调(用户无需关心)
  99. *@param data 数据
  100. *@param param 参数
  101. *@return 成功为0,其他值失败
  102. */
  103. int32_t luat_mqtt_callback(void *data, void *param);
  104. /**
  105. *@brief MQTT定时器内部回调(用户无需关心)
  106. */
  107. LUAT_RT_RET_TYPE luat_mqtt_timer_callback(LUAT_RT_CB_PARAM);
  108. // int luat_mqtt_read_packet(luat_mqtt_ctrl_t *mqtt_ctrl);
  109. /**
  110. *@brief MQTT报文发送(用户无需关心)
  111. *@param socket_info socket
  112. *@param buf 数据
  113. *@param count 数据大小
  114. *@return 成功为0,其他值失败
  115. */
  116. int luat_mqtt_send_packet(void* socket_info, const void* buf, unsigned int count);
  117. /**
  118. *@brief 关闭MQTT连接,如果设置了自动重连,回重新自动连接
  119. *@param mqtt_ctrl luatos_mqtt对象实例
  120. *@return 成功为0,其他值失败
  121. */
  122. void luat_mqtt_close_socket(luat_mqtt_ctrl_t *mqtt_ctrl);
  123. /**
  124. *@brief 获取MQTT连接状态
  125. *@param mqtt_ctrl luatos_mqtt对象实例
  126. *@return LUAT_MQTT_STATE_E
  127. */
  128. LUAT_MQTT_STATE_E luat_mqtt_state_get(luat_mqtt_ctrl_t *mqtt_ctrl);
  129. /**
  130. *@brief 释放MQTT资源,释放后luatos_mqtt对象不可用
  131. *@param mqtt_ctrl luatos_mqtt对象实例
  132. *@return 成功为0,其他值失败
  133. */
  134. void luat_mqtt_release_socket(luat_mqtt_ctrl_t *mqtt_ctrl);
  135. /**
  136. *@brief 初始化luatos_mqtt(初始化MQTT)
  137. *@param mqtt_ctrl luatos_mqtt对象实例
  138. *@param adapter_index 网卡类型(唯一值 NW_ADAPTER_INDEX_LWIP_GPRS)
  139. *@return 成功为0,其他值失败
  140. */
  141. int luat_mqtt_init(luat_mqtt_ctrl_t *mqtt_ctrl, int adapter_index);
  142. /**
  143. *@brief 设置MQTT服务器信息、加密信息函数
  144. *@param mqtt_ctrl luatos_mqtt对象实例
  145. *@param opts 结构体MQTT服务器信息、加密信息函数
  146. *@return 成功为0,其他值失败
  147. */
  148. int luat_mqtt_set_connopts(luat_mqtt_ctrl_t *mqtt_ctrl, luat_mqtt_connopts_t *opts);
  149. /**
  150. *@brief 设置MQTT服务器三元组信息
  151. *@param mqtt_ctrl luatos_mqtt对象实例
  152. *@param clientid clientid
  153. *@param username username
  154. *@param password password
  155. *@return 成功为0,其他值失败
  156. */
  157. int luat_mqtt_set_triad(luat_mqtt_ctrl_t *mqtt_ctrl, const char* clientid, const char* username, const char* password);
  158. /**
  159. *@brief 设置MQTT服务器接收buff大小
  160. *@param mqtt_ctrl luatos_mqtt对象实例
  161. *@param rxbuff_size 接收buff大小
  162. *@return 成功为0,其他值失败
  163. */
  164. int luat_mqtt_set_rxbuff_size(luat_mqtt_ctrl_t *mqtt_ctrl, uint32_t rxbuff_size);
  165. /**
  166. *@brief 设置MQTT服务器 心跳时长
  167. *@param mqtt_ctrl luatos_mqtt对象实例
  168. *@param keepalive keepalive 单位s
  169. *@return 成功为0,其他值失败
  170. */
  171. int luat_mqtt_set_keepalive(luat_mqtt_ctrl_t *mqtt_ctrl, uint32_t keepalive);
  172. /**
  173. *@brief 设置MQTT服务器 是否自动重连
  174. *@param mqtt_ctrl luatos_mqtt对象实例
  175. *@param auto_connect 是否自动重连
  176. *@param reconnect_time 自动重连时间 单位ms
  177. *@return 成功为0,其他值失败
  178. */
  179. int luat_mqtt_set_auto_connect(luat_mqtt_ctrl_t *mqtt_ctrl, uint8_t auto_connect,uint32_t reconnect_time);
  180. /**
  181. *@brief 手动发起重连
  182. *@param mqtt_ctrl luatos_mqtt对象实例
  183. *@return 成功为0,其他值失败
  184. */
  185. int luat_mqtt_reconnect(luat_mqtt_ctrl_t *mqtt_ctrl);
  186. /**
  187. *@brief 发送ping包
  188. *@param mqtt_ctrl luatos_mqtt对象实例
  189. *@return 成功为0,其他值失败
  190. */
  191. int luat_mqtt_ping(luat_mqtt_ctrl_t *mqtt_ctrl);
  192. /**
  193. *@brief 设置遗嘱消息
  194. *@param mqtt_ctrl luatos_mqtt对象实例
  195. *@param topic 遗嘱消息的topic
  196. *@param payload 遗嘱消息的payload
  197. *@param payload_len 遗嘱消息payload的长度
  198. *@param qos 遗嘱消息的qos
  199. *@param retain 遗嘱消息的retain
  200. *@return 成功为0,其他值失败
  201. */
  202. int luat_mqtt_set_will(luat_mqtt_ctrl_t *mqtt_ctrl, const char* topic, const char* payload, size_t payload_len, uint8_t qos, size_t retain);
  203. /**
  204. *@brief 设置MQTT事件回调函数
  205. *@param mqtt_ctrl luatos_mqtt对象实例
  206. *@param mqtt_cb 回调函数
  207. *@return 成功为0,其他值失败
  208. */
  209. int luat_mqtt_set_cb(luat_mqtt_ctrl_t *mqtt_ctrl, luat_mqtt_cb_t mqtt_cb);
  210. /** @}*/
  211. #endif