home *** CD-ROM | disk | FTP | other *** search
- /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License"). You may not use this file except in compliance with the
- * License. Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
- *
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the
- * License for the specific language governing rights and limitations
- * under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
- /*
- * 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
- */
-
- /*
- * 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
-