network_functions.h

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#ifndef NETWORK_FUNCTIONS_H
#define NETWORK_FUNCTIONS_H


#define DEBUG_MODE 1
/* TCP/GPRS error code*/
#define ERR_PHONE_FUNCTION 48
#define ERR_SIM_PRESENCE 49
#define ERR_PIN_WRONG 50
#define ERR_WEAK_SIGNAL 51
#define ERR_REGISTRATION 52
#define ERR_GPRS_ATTACH 52
#define ERR_PDP_DEACTIVATED 53
#define ERR_PDP_DEFINE 54
#define ERR_PDP_ACTIVATE 55
#define ERR_GET_IP 56

/* MQTT error code*/
#define ERR_MQTT_EMPTY_PARAM 100

/*GPRS definitions*/
#define APN "TM"
#define APN_LENGTH 2 /* Length of the APN string */
#define SIM_PIN ""

/* MQTT packet variable definitions*/
#define MAX_LENGTH_MQTT_PACKET 128
#define MQTT_KEEP_ALIVE 15

uint8_t enable_gprs();


uint8_t disable_gprs();



uint8_t open_tcp_connection(char * ip_address, char * tcp_port);

uint8_t send_tcp_data(uint8_t * data, uint8_t data_length);

uint8_t close_tcp_connection();


uint8_t publish_mqtt_msg(char * ip_address, char * tcp_port, char * topic, char * client_id, char * message);


#endif