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netinet/ip.h File Reference

Definitions for internet protocol version 4. More...

Data Structures
struct	ip
	Structure of an internet header. More...
Defines
#define	IPVERSION
	IP protocol version.
#define	IP_DF
	Don't fragment flag.
#define	IP_MF
	More fragments flag.
#define	IP_OFFMASK
	Mask for fragmenting bits.
#define	IPOPT_EOL
	End of option list.
#define	IPOPT_NOP
	No operation.
#define	IPOPT_RR
	Record packet route.
#define	IPOPT_TS
	Timestamp.
#define	IPOPT_SECURITY
	Provide s,c,h,tcc.
#define	IPOPT_LSRR
	Loose source route.
#define	IPOPT_SATID
	Satnet id.
#define	IPOPT_SSRR
	Strict source route.
#define	IPOPT_OPTVAL
	Option identifier offset.
#define	IPOPT_OLEN
	Option length offset.
#define	IPOPT_OFFSET
	Offset within option.
#define	IPOPT_MINOFF
	Minimum offset within option.
#define	MAXTTL
	Maximum time to live (seconds).
#define	IPDEFTTL
	Default time to live.
#define	IPFRAGTTL
	Time to live for fragments.
#define	IPTTLDEC
	Subtracted from time to live when forwarding.
Typedefs
typedef ip	IPHDR
	Internet header type.
Functions
int	NutIpOutput (u_char proto, u_long dest, NETBUF *nb)
	Send IP datagram.
void	NutIpInput (NUTDEVICE *dev, NETBUF *nb)
	Process incoming IP datagrams.

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Detailed Description

Definitions for internet protocol version 4.

RFC 791.

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