#ifndef ETHERLIB_IPV4_CONNBLOCK_H
#define ETHERLIB_IPV4_CONNBLOCK_H

#include <stdint.h>
#include "../../connection_block.h"
#include "../../eth_interface.h"
#include "../packet_parsers/ipv4_types.h"

#define IP_ADDR_FROM_FILTCOND(fc) ((fc)->u[0])
#define IP_ADDR_TO_FILTCOND(fc,addr) (((fc)->u[0]) = (addr))

/**
 * Create new IPv4 connection block.
 * @param intf interface to the connection block will be associated
 * @param ipAddr address of the connection block
 * @param cbFn callback function fired when connection block receives data
 * @return instance of a new connection block
 */
ConnBlock ipv4_new_connblock(EthInterface * intf, ip4_addr ipAddr, SieveCallBackFn cbFn);

/**
 * Send IPv4 packet to specified IPv4 address.
 * @param intf interface we will use
 * @param addr address to send to
 * @param data data to be transmitted
 * @param size data size
 * @param headers linked list of headers, always list top contains relevant info
 */
void ipv4_send(EthInterface * intf, ip4_addr addr, const uint8_t * data, uint32_t size, const PcktHeaderElement * headers);

#endif //ETHERLIB_IPV4_CONNBLOCK_H