97 lines
3.9 KiB
C
97 lines
3.9 KiB
C
/*
|
|
* Copyright (c) 1984, 1988, 1993
|
|
* The Regents of the University of California. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
* documentation and/or other materials provided with the distribution.
|
|
* 3. All advertising materials mentioning features or use of this software
|
|
* must display the following acknowledgement:
|
|
* This product includes software developed by the University of
|
|
* California, Berkeley and its contributors.
|
|
* 4. Neither the name of the University nor the names of its contributors
|
|
* may be used to endorse or promote products derived from this software
|
|
* without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
* SUCH DAMAGE.
|
|
*
|
|
* @(#)ns_error.h 8.1 (Berkeley) 6/10/93
|
|
* $Id$
|
|
*/
|
|
|
|
#ifndef _NETNS_NS_ERROR_H_
|
|
#define _NETNS_NS_ERROR_H_
|
|
|
|
/*
|
|
* Xerox NS error messages
|
|
*/
|
|
|
|
struct ns_errp {
|
|
u_short ns_err_num; /* Error Number */
|
|
u_short ns_err_param; /* Error Parameter */
|
|
struct idp ns_err_idp; /* Initial segment of offending
|
|
packet */
|
|
u_char ns_err_lev2[12]; /* at least this much higher
|
|
level protocol */
|
|
};
|
|
struct ns_epidp {
|
|
struct idp ns_ep_idp;
|
|
struct ns_errp ns_ep_errp;
|
|
};
|
|
|
|
#define NS_ERR_UNSPEC 0 /* Unspecified Error detected at dest. */
|
|
#define NS_ERR_BADSUM 1 /* Bad Checksum detected at dest */
|
|
#define NS_ERR_NOSOCK 2 /* Specified socket does not exist at dest*/
|
|
#define NS_ERR_FULLUP 3 /* Dest. refuses packet due to resource lim.*/
|
|
#define NS_ERR_UNSPEC_T 0x200 /* Unspec. Error occured before reaching dest*/
|
|
#define NS_ERR_BADSUM_T 0x201 /* Bad Checksum detected in transit */
|
|
#define NS_ERR_UNREACH_HOST 0x202 /* Dest cannot be reached from here*/
|
|
#define NS_ERR_TOO_OLD 0x203 /* Packet x'd 15 routers without delivery*/
|
|
#define NS_ERR_TOO_BIG 0x204 /* Packet too large to be forwarded through
|
|
some intermediate gateway. The error
|
|
parameter field contains the max packet
|
|
size that can be accommodated */
|
|
#define NS_ERR_MAX 20
|
|
|
|
/*
|
|
* Variables related to this implementation
|
|
* of the network systems error message protocol.
|
|
*/
|
|
struct ns_errstat {
|
|
/* statistics related to ns_err packets generated */
|
|
int ns_es_error; /* # of calls to ns_error */
|
|
int ns_es_oldshort; /* no error 'cuz old ip too short */
|
|
int ns_es_oldns_err; /* no error 'cuz old was ns_err */
|
|
int ns_es_outhist[NS_ERR_MAX];
|
|
/* statistics related to input messages processed */
|
|
int ns_es_badcode; /* ns_err_code out of range */
|
|
int ns_es_tooshort; /* packet < IDP_MINLEN */
|
|
int ns_es_checksum; /* bad checksum */
|
|
int ns_es_badlen; /* calculated bound mismatch */
|
|
int ns_es_reflect; /* number of responses */
|
|
int ns_es_inhist[NS_ERR_MAX];
|
|
u_short ns_es_codes[NS_ERR_MAX];/* which error code for outhist
|
|
since we might not know all */
|
|
};
|
|
|
|
#ifdef KERNEL
|
|
struct ns_errstat ns_errstat;
|
|
#endif
|
|
|
|
#endif
|