#include "lwip/arch.h"
#include "lwip/opt.h"
#include "lwip/pbuf.h"
#include "lwip/ip_addr.h"
#include "lwip/netif.h"

Include dependency graph for icmp.h:

This graph shows which files directly or indirectly include this file:

Go to the source code of this file.

Classes
struct	icmp_echo_hdr

struct	icmp_dur_hdr

struct	icmp_te_hdr

Macros
#define	ICMP_ER 0 /* echo reply */

#define	ICMP_DUR 3 /* destination unreachable */

#define	ICMP_SQ 4 /* source quench */

#define	ICMP_RD 5 /* redirect */

#define	ICMP_ECHO 8 /* echo */

#define	ICMP_TE 11 /* time exceeded */

#define	ICMP_PP 12 /* parameter problem */

#define	ICMP_TS 13 /* timestamp */

#define	ICMP_TSR 14 /* timestamp reply */

#define	ICMP_IRQ 15 /* information request */

#define	ICMP_IR 16 /* information reply */

#define	ICMPH_TYPE(hdr) (ntohs((hdr)->_type_code) >> 8)

#define	ICMPH_CODE(hdr) (ntohs((hdr)->_type_code) & 0xff)

#define	ICMPH_TYPE_SET(hdr, type) ((hdr)->_type_code = htons(ICMPH_CODE(hdr) \| ((type) << 8)))

#define	ICMPH_CODE_SET(hdr, code) ((hdr)->_type_code = htons((code) \| (ICMPH_TYPE(hdr) << 8)))

Enumerations
enum	icmp_dur_type { ICMP_DUR_NET = 0, ICMP_DUR_HOST = 1, ICMP_DUR_PROTO = 2, ICMP_DUR_PORT = 3, ICMP_DUR_FRAG = 4, ICMP_DUR_SR = 5 }

enum	icmp_te_type { ICMP_TE_TTL = 0, ICMP_TE_FRAG = 1 }

Functions
void	icmp_input (struct pbuf p, struct netif inp)

void	icmp_dest_unreach (struct pbuf *p, enum icmp_dur_type t)

void	icmp_time_exceeded (struct pbuf *p, enum icmp_te_type t)

Variables
PACK_STRUCT_BEGIN struct icmp_echo_hdr	PACK_STRUCT_STRUCT

Macro Definition Documentation

◆ ICMP_DUR

#define ICMP_DUR 3 /* destination unreachable */

◆ ICMP_ECHO

#define ICMP_ECHO 8 /* echo */

◆ ICMP_ER

#define ICMP_ER 0 /* echo reply */

◆ ICMP_IR

#define ICMP_IR 16 /* information reply */

◆ ICMP_IRQ

#define ICMP_IRQ 15 /* information request */

◆ ICMP_PP

#define ICMP_PP 12 /* parameter problem */

◆ ICMP_RD

#define ICMP_RD 5 /* redirect */

◆ ICMP_SQ

#define ICMP_SQ 4 /* source quench */

◆ ICMP_TE

#define ICMP_TE 11 /* time exceeded */

◆ ICMP_TS

#define ICMP_TS 13 /* timestamp */

◆ ICMP_TSR

#define ICMP_TSR 14 /* timestamp reply */

◆ ICMPH_CODE

#define ICMPH_CODE ( hdr ) (ntohs((hdr)->_type_code) & 0xff)

◆ ICMPH_CODE_SET

#define ICMPH_CODE_SET	(	hdr,
		code
	)	((hdr)->_type_code = htons((code) \| (ICMPH_TYPE(hdr) << 8)))

◆ ICMPH_TYPE

#define ICMPH_TYPE ( hdr ) (ntohs((hdr)->_type_code) >> 8)

◆ ICMPH_TYPE_SET

#define ICMPH_TYPE_SET	(	hdr,
		type
	)	((hdr)->_type_code = htons(ICMPH_CODE(hdr) \| ((type) << 8)))

Enumeration Type Documentation

◆ icmp_dur_type

enum icmp_dur_type

Enumerator
ICMP_DUR_NET
ICMP_DUR_HOST
ICMP_DUR_PROTO
ICMP_DUR_PORT
ICMP_DUR_FRAG
ICMP_DUR_SR

◆ icmp_te_type

enum icmp_te_type

Enumerator
ICMP_TE_TTL
ICMP_TE_FRAG

Function Documentation

◆ icmp_dest_unreach()

void icmp_dest_unreach	(	struct pbuf *	p,
		enum icmp_dur_type	t
	)

Here is the call graph for this function:

Here is the caller graph for this function:

◆ icmp_input()

void icmp_input	(	struct pbuf *	p,
		struct netif *	inp
	)