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Software Vault: The Diamond Collection
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The Diamond Collection (Software Vault)(Digital Impact).ISO
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x1j4_src.zip
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ICMP.H
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1995-01-20
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5KB
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130 lines
/*****************************************************************************/
/* */
/* */
/* ***** ***** */
/* ***** ***** */
/* ***** ***** */
/* ***** ***** */
/* *************** *************** */
/* ***************** ***************** */
/* *************** *************** */
/* ***** ***** TheNet */
/* ***** ***** Portable. Compatible. */
/* ***** ***** Public Domain */
/* ***** ***** G8KBB */
/* */
/* This software is public domain ONLY for non commercial use */
/* */
/* */
/*****************************************************************************/
/* Level 3, Internet Gateway icmp header file */
/* Version 1.00 */
/* Dave Roberts G8KBB, 7, Rowanhayes Close, Ipswich, England */
/* 10-April-91 */
/* This software is released into the public domain on the understanding
* that it is to be used only for non life threatening, amateur, non
* commercial purposes only.
* It has been written expressly for use in self tuition of
* people in amateur radio communications only. It is NOT claimed that this
* software works correctly.
*
*
* Released as TheNet X-1J, September 1993
*
* Released as TheNet X-1J release 4, January 1995
*/
/* SNMP MIB variables, used for statistics and control. See RFC 1066 */
#define icmpInMsgs Icmp_mib[1].value.integer
#define icmpInErrors Icmp_mib[2].value.integer
#define icmpInDestUnreachs Icmp_mib[3].value.integer
#define icmpInTimeExcds Icmp_mib[4].value.integer
#define icmpInParmProbs Icmp_mib[5].value.integer
#define icmpInSrcQuenchs Icmp_mib[6].value.integer
#define icmpInRedirects Icmp_mib[7].value.integer
#define icmpInEchos Icmp_mib[8].value.integer
#define icmpInEchoReps Icmp_mib[9].value.integer
#define icmpInTimestamps Icmp_mib[10].value.integer
#define icmpInTimestampReps Icmp_mib[11].value.integer
#define icmpInAddrMasks Icmp_mib[12].value.integer
#define icmpInAddrMaskReps Icmp_mib[13].value.integer
#define icmpOutMsgs Icmp_mib[14].value.integer
#define icmpOutErrors Icmp_mib[15].value.integer
#define icmpOutDestUnreachs Icmp_mib[16].value.integer
#define icmpOutTimeExcds Icmp_mib[17].value.integer
#define icmpOutParmProbs Icmp_mib[18].value.integer
#define icmpOutSrcQuenchs Icmp_mib[19].value.integer
#define icmpOutRedirects Icmp_mib[20].value.integer
#define icmpOutEchos Icmp_mib[21].value.integer
#define icmpOutEchoReps Icmp_mib[22].value.integer
#define icmpOutTimestamps Icmp_mib[23].value.integer
#define icmpOutTimestampReps Icmp_mib[24].value.integer
#define icmpOutAddrMasks Icmp_mib[25].value.integer
#define icmpOutAddrMaskReps Icmp_mib[26].value.integer
#define NUMICMPMIB 26
/* Internet Control Message Protocol */
/* Message types */
#define ICMP_ECHO_REPLY 0 /* Echo Reply */
#define ICMP_DEST_UNREACH 3 /* Destination Unreachable */
#define ICMP_QUENCH 4 /* Source Quench */
#define ICMP_REDIRECT 5 /* Redirect */
#define ICMP_ECHO 8 /* Echo Request */
#define ICMP_TIME_EXCEED 11 /* Time-to-live Exceeded */
#define ICMP_PARAM_PROB 12 /* Parameter Problem */
#define ICMP_TIMESTAMP 13 /* Timestamp */
#define ICMP_TIME_REPLY 14 /* Timestamp Reply */
#define ICMP_INFO_RQST 15 /* Information Request */
#define ICMP_INFO_REPLY 16 /* Information Reply */
#define ICMP_ADDR_MASK 17 /* Address mask request */
#define ICMP_ADDR_MASK_REPLY 18 /* Address mask reply */
#define ICMP_TYPES 19
/* Internal format of an ICMP header (checksum is missing) */
typedef struct icmp_ {
char type;
char code;
union icmp_args {
int mtu;
int unused;
unsigned char pointer;
ipaddr address;
struct {
int id;
int seq;
} echo;
} args;
} ICMP ;
#define ICMPLEN 8 /* Length of ICMP header on the net */
#define NULLICMP (union icmp_args *)0
/* Destination Unreachable codes */
#define ICMP_NET_UNREACH 0 /* Net unreachable */
#define ICMP_HOST_UNREACH 1 /* Host unreachable */
#define ICMP_PROT_UNREACH 2 /* Protocol unreachable */
#define ICMP_PORT_UNREACH 3 /* Port unreachable */
#define ICMP_FRAG_NEEDED 4 /* Fragmentation needed and DF set */
#define ICMP_ROUTE_FAIL 5 /* Source route failed */
#define NUNREACH 6
/* Time Exceeded codes */
#define ICMP_TTL_EXCEED 0 /* Time-to-live exceeded */
#define ICMP_FRAG_EXCEED 1 /* Fragment reassembly time exceeded */
#define NEXCEED 2
/* Redirect message codes */
#define ICMP_REDR_NET 0 /* Redirect for the network */
#define ICMP_REDR_HOST 1 /* Redirect for the host */
#define ICMP_REDR_TOS 2 /* Redirect for Type of Service, or-ed with prev */
#define NREDIRECT 3
int icmp_output(struct ip_ *,struct mhead *,unsigned ,unsigned ,union icmp_args *);
struct mhead *htonicmp(struct icmp_ *,struct mhead *);
int icmp_input( struct ip_ *, struct mhead * );