Refactor UART handling and enhance user data structures

include/rfid_handler.h

@@ -0,0 +1,7 @@
+#ifndef __RFID_HANDLER_H__
+#define __RFIT_HANDLER_H__
+
+#endif
+
+// UART handler thread
+void *uartListener(void *arg);

include/users.h

@@ -12,9 +12,9 @@ typedef struct person
 
     char *name;
     char *surname;
-    uint8_t department;
+    uint32_t department;
 
-    time_t last_timestamp;
+    time_t last_time_event;
     uint32_t total;
 
     pthread_mutex_t lock; 
@@ -26,4 +26,14 @@ typedef struct node
     struct node *next;
 } node_t;
 
+uint16_t generateUUID(node_t * _head);
+
+uint16_t searchUUIDByName(node_t * _head);
+
+node_t * searchPersonByUUID(node_t * _head);
+
+void addPersonToList(node_t * _head, char * _name, char * _surname, uint32_t _department);
+
+void addTimeEvent(node_t * _person);
+
 #endif