ip.h File Reference

#include "lwip/arch.h"

Go to the source code of this file.

Macros
#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_HDR_GET_VERSION(ptr)   ((*(u8_t*)(ptr)) >> 4)

Detailed Description

IP protocol definitions

Macro Definition Documentation

IP_PROTO_ICMP

#define IP_PROTO_ICMP   1

IP_PROTO_IGMP

#define IP_PROTO_IGMP   2

IP_PROTO_UDP

#define IP_PROTO_UDP   17

IP_PROTO_UDPLITE

#define IP_PROTO_UDPLITE   136

IP_PROTO_TCP

#define IP_PROTO_TCP   6

IP_HDR_GET_VERSION

#define IP_HDR_GET_VERSION

(

ptr

)

((*(u8_t*)(ptr)) >> 4)

This operates on a void* by loading the first byte