|
|
1.1 root 1: /*
2: * Copyright (c) 1984, 1988 Regents of the University of California.
3: * All rights reserved.
4: *
5: * Redistribution is only permitted until one year after the first shipment
6: * of 4.4BSD by the Regents. Otherwise, redistribution and use in source and
7: * binary forms are permitted provided that: (1) source distributions retain
8: * this entire copyright notice and comment, and (2) distributions including
9: * binaries display the following acknowledgement: This product includes
10: * software developed by the University of California, Berkeley and its
11: * contributors'' in the documentation or other materials provided with the
12: * distribution and in all advertising materials mentioning features or use
13: * of this software. Neither the name of the University nor the names of
14: * its contributors may be used to endorse or promote products derived from
15: * this software without specific prior written permission.
16: * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
17: * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
18: * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
19: *
20: * @(#)ns_error.h 7.5 (Berkeley) 6/28/90
21: */
22:
23: /*
24: * Xerox NS error messages
25: */
26:
27: struct ns_errp {
28: u_short ns_err_num; /* Error Number */
29: u_short ns_err_param; /* Error Parameter */
30: struct idp ns_err_idp; /* Initial segment of offending
31: packet */
32: u_char ns_err_lev2[12]; /* at least this much higher
33: level protocol */
34: };
35: struct ns_epidp {
36: struct idp ns_ep_idp;
37: struct ns_errp ns_ep_errp;
38: };
39:
40: #define NS_ERR_UNSPEC 0 /* Unspecified Error detected at dest. */
41: #define NS_ERR_BADSUM 1 /* Bad Checksum detected at dest */
42: #define NS_ERR_NOSOCK 2 /* Specified socket does not exist at dest*/
43: #define NS_ERR_FULLUP 3 /* Dest. refuses packet due to resource lim.*/
44: #define NS_ERR_UNSPEC_T 0x200 /* Unspec. Error occured before reaching dest*/
45: #define NS_ERR_BADSUM_T 0x201 /* Bad Checksum detected in transit */
46: #define NS_ERR_UNREACH_HOST 0x202 /* Dest cannot be reached from here*/
47: #define NS_ERR_TOO_OLD 0x203 /* Packet x'd 15 routers without delivery*/
48: #define NS_ERR_TOO_BIG 0x204 /* Packet too large to be forwarded through
49: some intermediate gateway. The error
50: parameter field contains the max packet
51: size that can be accommodated */
52: #define NS_ERR_MAX 20
53:
54: /*
55: * Variables related to this implementation
56: * of the network systems error message protocol.
57: */
58: struct ns_errstat {
59: /* statistics related to ns_err packets generated */
60: int ns_es_error; /* # of calls to ns_error */
61: int ns_es_oldshort; /* no error 'cuz old ip too short */
62: int ns_es_oldns_err; /* no error 'cuz old was ns_err */
63: int ns_es_outhist[NS_ERR_MAX];
64: /* statistics related to input messages processed */
65: int ns_es_badcode; /* ns_err_code out of range */
66: int ns_es_tooshort; /* packet < IDP_MINLEN */
67: int ns_es_checksum; /* bad checksum */
68: int ns_es_badlen; /* calculated bound mismatch */
69: int ns_es_reflect; /* number of responses */
70: int ns_es_inhist[NS_ERR_MAX];
71: u_short ns_es_codes[NS_ERR_MAX];/* which error code for outhist
72: since we might not know all */
73: };
74:
75: #ifdef KERNEL
76: struct ns_errstat ns_errstat;
77: #endif
This archive runs on limited infrastructure. Preserving old code on modern bandwidth. Automated agents are requested to crawl responsibly.