ip.h File Reference

#include "lwip/opt.h"
#include "lwip/def.h"
#include "lwip/pbuf.h"
#include "lwip/ip_addr.h"
#include "lwip/err.h"
#include "lwip/netif.h"

Go to the source code of this file.

Data Structures
struct	ip_pcb
struct	ip_hdr
Defines
#define	IP_OPTIONS_SEND   LWIP_IGMP
#define	IP_HLEN   20
#define	IP_PROTO_ICMP   1
#define	IP_PROTO_IGMP   2
#define	IP_PROTO_UDP   17
#define	IP_PROTO_UDPLITE   136
#define	IP_PROTO_TCP   6
#define	IP_HDRINCL   NULL
#define	IP_PCB_ADDRHINT
#define	IP_PCB
#define	SOF_ACCEPTCONN   (u8_t)0x02U /* socket has had listen() */
#define	SOF_REUSEADDR   (u8_t)0x04U /* allow local address reuse */
#define	SOF_KEEPALIVE   (u8_t)0x08U /* keep connections alive */
#define	SOF_BROADCAST   (u8_t)0x20U /* permit to send and to receive broadcast messages (see IP_SOF_BROADCAST option) */
#define	SOF_LINGER   (u8_t)0x80U /* linger on close if data present */
#define	SOF_INHERITED   (SOF_REUSEADDR|SOF_KEEPALIVE|SOF_LINGER/*|SOF_DEBUG|SOF_DONTROUTE|SOF_OOBINLINE*/)
#define	IP_RF   0x8000U /* reserved fragment flag */
#define	IP_DF   0x4000U /* dont fragment flag */
#define	IP_MF   0x2000U /* more fragments flag */
#define	IP_OFFMASK   0x1fffU /* mask for fragmenting bits */
#define	IPH_V(hdr)   (ntohs((hdr)->_v_hl_tos) >> 12)
#define	IPH_HL(hdr)   ((ntohs((hdr)->_v_hl_tos) >> 8) & 0x0f)
#define	IPH_TOS(hdr)   (ntohs((hdr)->_v_hl_tos) & 0xff)
#define	IPH_LEN(hdr)   ((hdr)->_len)
#define	IPH_ID(hdr)   ((hdr)->_id)
#define	IPH_OFFSET(hdr)   ((hdr)->_offset)
#define	IPH_TTL(hdr)   ((hdr)->_ttl)
#define	IPH_PROTO(hdr)   ((hdr)->_proto)
#define	IPH_CHKSUM(hdr)   ((hdr)->_chksum)
#define	IPH_VHLTOS_SET(hdr, v, hl, tos)   (hdr)->_v_hl_tos = (htons(((v) << 12) | ((hl) << 8) | (tos)))
#define	IPH_LEN_SET(hdr, len)   (hdr)->_len = (len)
#define	IPH_ID_SET(hdr, id)   (hdr)->_id = (id)
#define	IPH_OFFSET_SET(hdr, off)   (hdr)->_offset = (off)
#define	IPH_TTL_SET(hdr, ttl)   (hdr)->_ttl = (u8_t)(ttl)
#define	IPH_PROTO_SET(hdr, proto)   (hdr)->_proto = (u8_t)(proto)
#define	IPH_CHKSUM_SET(hdr, chksum)   (hdr)->_chksum = (chksum)
#define	ip_init()   /* Compatibility define, not init needed. */
#define	ip_current_netif()   (current_netif)
#define	ip_current_header()   (current_header)
#define	ip_current_src_addr()   (&current_iphdr_src)
#define	ip_current_dest_addr()   (&current_iphdr_dest)
#define	ip_debug_print(p)
Functions
struct netif *	ip_route (ip_addr_t *dest)
err_t	ip_input (struct pbuf *p, struct netif *inp)
err_t	ip_output (struct pbuf *p, ip_addr_t *src, ip_addr_t *dest, u8_t ttl, u8_t tos, u8_t proto)
err_t	ip_output_if (struct pbuf *p, ip_addr_t *src, ip_addr_t *dest, u8_t ttl, u8_t tos, u8_t proto, struct netif *netif)
Variables
PACK_STRUCT_BEGIN struct ip_hdr	PACK_STRUCT_STRUCT
struct netif *	current_netif
struct ip_hdr *	current_header
ip_addr_t	current_iphdr_src
ip_addr_t	current_iphdr_dest