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Lines Matching refs:icmp

38  * Using the InterNet Control Message Protocol (ICMP) "ECHO" facility,
56  *	This program has to run SUID to ROOT to access the ICMP socket.
102 #define F_SEMI_QUIET	0x0004		/* ignore our ICMP errors */
177 		u_char	    u_buf[MAXPACKET+offsetof(struct icmp, icmp_data)];
178 		struct icmp u_icmp;
231 static void pr_iph(struct icmp *, int);
232 static void pr_retip(struct icmp *, int);
233 static int pr_icmph(struct icmp *, struct sockaddr_in *, int);
886  * Compose and transmit an ICMP ECHO REQUEST packet.  The IP packet
904 	/* clear the cached route in the kernel after an ICMP
1056  * because ALL readers of the ICMP socket get a copy of ALL ICMP packets
1066 	struct icmp *icp;
1091 	/* Now the ICMP part */
1094 	icp = (struct icmp *)(buf + hlen);
1189 		    offsetof(struct icmp, icmp_data) + datalen
1507 ck_pr_icmph(struct icmp *icp,
1514 	struct icmp icp2b, *icp2 = &icp2b;
1531 			 * if this non-Echo-Reply ICMP message was for one
1551  *  Print a descriptive string about an ICMP header other than an echo reply.
1554 pr_icmph(struct icmp *icp,
1749 		(void)printf("Bad ICMP type: %d", icp->icmp_type);
1762 pr_iph(struct icmp *icp,
1831  *  Dump some info on a returned (via ICMP) IP packet.
1834 pr_retip(struct icmp *icp,
1858 		struct icmp icp2;