7.0 refactor

src/mqtt.h

@@ -0,0 +1,27 @@
+#pragma once
+
+#include "net.h"
+#include "str.h"
+
+struct mg_mqtt_opts {
+  struct mg_str client_id;
+  struct mg_str will_topic;
+  struct mg_str will_message;
+  uint8_t qos;         // Quality of service
+  bool will_retain;    // Retain last will
+  bool clean;          // Use clean session, 0 or 1
+  uint16_t keepalive;  // Keep-alive timer in seconds
+};
+
+struct mg_mqtt_message {
+  struct mg_str topic;
+  struct mg_str data;
+};
+
+struct mg_connection *mg_mqtt_connect(struct mg_mgr *, const char *url,
+                                      struct mg_mqtt_opts *opts,
+                                      mg_event_handler_t fn, void *fn_data);
+void mg_mqtt_pub(struct mg_connection *, struct mg_str *topic,
+                 struct mg_str *data);
+void mg_mqtt_sub(struct mg_connection *, struct mg_str *topic);
+int mg_mqtt_parse(const unsigned char *buf, int len, struct mg_mqtt_message *m);