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#ifndef ROUTER_ADDR_H
#define ROUTER_ADDR_H
#include <arpa/inet.h>
#include <stdint.h>
#include <stdbool.h>
#define INFINITY_DIST 128
/* Network address and sitance */
struct network_addr {
struct in_addr addr;
uint16_t distance;
uint8_t netmask;
};
typedef struct network_addr router_addr;
/* Item of the distance vector.
* If <<reachable>> is set to 0, then it means that the network is reachable.
* If <<reachable>> has positive value, then it indicates that the network was
* unreachable for <<reachable>> turns.
*/
struct vector_item {
struct network_addr network;
struct in_addr via_ip;
uint8_t reachable;
};
/* Returns broadcast address of a given network. */
struct in_addr get_broadcast_address(struct network_addr na);
/* Returns network address of a given network */
struct in_addr get_network_address(struct network_addr na);
/* Prints network_addr via stdio. */
void pretty_print(struct network_addr na);
/* Converts string of ip in CIDR notation with a netmask to network_addr. */
struct network_addr stora(char *str);
#endif
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