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#ifndef com_h
#define com_h
#include "gwframe.h"
#define IP_SEND_INTERVAL 300000
#define DATA_PORT 8888
#define IFACE "wlan0"
#define MASTER_IP_SIZE 100 // Buffer size for IP address char
char MASTER_IP[MASTER_IP_SIZE]; // Master IP (global variable)
pthread_mutex_t mutex_master_ip; // Mutex for thread that use MASTER_IP
/**
* Init GW communication
*/
void startGWCom();
/**
* Send GW frame to master GW
*/
void sendDataToMaster(GWFrame frame);
/**
* Start master GW slave frame receiver server
*/
GWFrame rcvDataFromSlave();
/**
* Start slave ip reveiver server
*/
void rcvIPFromMaster();
/**
* Send master ip to slaves (broadcast UDP)
*/
void sendIPToSlave();
#endif
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