# modules/uip/uip/uip.h File Reference

`#include "uipopt.h"`

## Data Structures
struct | uip_conn
struct | uip_stats
struct | uip_tcpip_hdr
struct | uip_icmpip_hdr
struct | uip_udpip_hdr
struct | uip_eth_addr
## Defines
#define | uip_sethostaddr(addr)
#define | uip_gethostaddr(addr)
#define | uip_setdraddr(addr)
#define | uip_setnetmask(addr)
#define | uip_getdraddr(addr)
#define | uip_getnetmask(addr)
#define | uip_input()
#define | uip_periodic(conn)
#define | uip_conn_active(conn) (uip_conns[conn].tcpstateflags != UIP_CLOSED)
#define | uip_periodic_conn(conn)
#define | uip_poll_conn(conn)
#define | uip_outstanding(conn) ((conn)->len)
#define | uip_datalen()
#define | uip_urgdatalen()
#define | uip_close()
#define | uip_abort()
#define | uip_stop()
#define | uip_stopped(conn)
#define | uip_restart()
#define | uip_udpconnection()
#define | uip_newdata()
#define | uip_acked()
#define | uip_connected()
#define | uip_closed()
#define | uip_aborted()
#define | uip_timedout()
#define | uip_rexmit()
#define | uip_poll()
#define | uip_initialmss()
#define | uip_mss()
#define | uip_udp_remove(conn)
#define | uip_udp_bind(conn, port)
#define | uip_udp_send(len)
#define | uip_ipaddr(addr, addr0, addr1, addr2, addr3)
#define | uip_ip6addr(addr, addr0, addr1, addr2, addr3, addr4, addr5, addr6, addr7)
#define | uip_ipaddr_copy(dest, src)
#define | uip_ipaddr_cmp(addr1, addr2)
#define | uip_ipaddr_maskcmp(addr1, addr2, mask)
#define | uip_ipaddr_mask(dest, src, mask)
#define | uip_ipaddr1(addr)
#define | uip_ipaddr2(addr)
#define | uip_ipaddr3(addr)
#define | uip_ipaddr4(addr)
#define | HTONS(n)
#define | ntohs htons
#define | UIP_ACKDATA 1
#define | UIP_NEWDATA 2
#define | UIP_REXMIT 4
#define | UIP_POLL 8
#define | UIP_CLOSE 16
#define | UIP_ABORT 32
#define | UIP_CONNECTED 64
#define | UIP_TIMEDOUT 128
#define | UIP_DATA 1
#define | UIP_TIMER 2
#define | UIP_POLL_REQUEST 3
#define | UIP_UDP_SEND_CONN 4
#define | UIP_CLOSED 0
#define | UIP_SYN_RCVD 1
#define | UIP_SYN_SENT 2
#define | UIP_ESTABLISHED 3
#define | UIP_FIN_WAIT_1 4
#define | UIP_FIN_WAIT_2 5
#define | UIP_CLOSING 6
#define | UIP_TIME_WAIT 7
#define | UIP_LAST_ACK 8
#define | UIP_TS_MASK 15
#define | UIP_STOPPED 16
#define | UIP_APPDATA_SIZE
#define | UIP_PROTO_ICMP 1
#define | UIP_PROTO_TCP 6
#define | UIP_PROTO_UDP 17
#define | UIP_PROTO_ICMP6 58
#define | UIP_IPH_LEN 20
#define | UIP_UDPH_LEN 8
#define | UIP_TCPH_LEN 20
#define | UIP_IPUDPH_LEN (UIP_UDPH_LEN + UIP_IPH_LEN)
#define | UIP_IPTCPH_LEN (UIP_TCPH_LEN + UIP_IPH_LEN)
#define | UIP_TCPIP_HLEN UIP_IPTCPH_LEN
## Typedefs
typedef u16_t | uip_ip4addr_t [2]
typedef u16_t | uip_ip6addr_t [8]
typedef uip_ip4addr_t | uip_ipaddr_t
## Functions
void | uip_init (void)
void | uip_setipid (u16_t id)
void | uip_listen (u16_t port)
void | uip_unlisten (u16_t port)
struct uip_conn * | uip_connect (uip_ipaddr_t *ripaddr, u16_t port)
void | uip_send (const void *data, int len)
struct uip_udp_conn * | uip_udp_new (uip_ipaddr_t *ripaddr, u16_t rport)
u16_t | htons (u16_t val)
void | uip_process (u8_t flag)
u16_t | uip_chksum (u16_t *data, u16_t len)
u16_t | uip_ipchksum (void)
u16_t | uip_tcpchksum (void)
u16_t | uip_udpchksum (void)
## Variables
u8_t | uip_buf [UIP_BUFSIZE+2]
void * | uip_appdata
u16_t | uip_len
struct uip_conn * | uip_conn
struct uip_conn | uip_conns [UIP_CONNS]
u8_t | uip_acc32 [4]
struct uip_stats | uip_stat
u8_t | uip_flags
uip_ipaddr_t | uip_hostaddr
uip_ipaddr_t | uip_netmask
uip_ipaddr_t | uip_draddr

## Detailed Description

Header file for the uIP TCP/IP stack.

Author:
  Adam Dunkels <adam@dunkels.com>

The uIP TCP/IP stack header file contains definitions for a number of C macros that are used by uIP programs as well as internal uIP structures, TCP/IP header structures and function declarations.