ip.h File Reference

---

Detailed Description

IP header (license: GPLv2).

Author:

Roland Riegel

Defines
#define	IP_PROTOCOL_ICMP
	Protocol identifier of the ICMP protocol.
#define	IP_PROTOCOL_TCP
	Protocol identifier of the TCP protocol.
#define	IP_PROTOCOL_UDP
	Protocol identifier of the UDP protocol.
#define	ip_get_buffer()
	Retrieves a pointer to the IP transmit buffer.
#define	ip_get_buffer_size()
	Retrieves the maximum payload size of the transmit buffer.
Functions
void	ip_init (const uint8_t *ip, const uint8_t *netmask, const uint8_t *gateway)
	Initializes the IP layer and optionally assigns IP address, netmask and gateway.
bool	ip_handle_packet (const struct ip_header *packet, uint16_t packet_len)
	Forwards incoming packets to the appropriate higher-level protocol.
bool	ip_send_packet (const uint8_t *ip_dest, uint8_t protocol, uint16_t data_len)
	Sends data from the transmit buffer to a remote host.
const uint8_t *	ip_get_address ()
	Retrieves the current IP address.
void	ip_set_address (const uint8_t *ip_local)
	Configures a new IP address.
const uint8_t *	ip_get_netmask ()
	Retrieves the current IP netmask.
void	ip_set_netmask (const uint8_t *netmask)
	Configures a new IP netmask.
const uint8_t *	ip_get_gateway ()
	Retrieves the current IP gateway.
void	ip_set_gateway (const uint8_t *gateway)
	Configures a new IP gateway.
const uint8_t *	ip_get_broadcast ()
	Retrieves the broadcast address.