ipsec_strerror.c revision 55505 
1/*
2 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 * 3. Neither the name of the project nor the names of its contributors
14 *    may be used to endorse or promote products derived from this software
15 *    without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20 * ARE DISCLAIMED.  IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27 * SUCH DAMAGE.
28 *
29 * $FreeBSD: head/lib/libipsec/ipsec_strerror.c 55505 2000-01-06 12:40:54Z shin $
30 */
31
32#include <sys/types.h>
33#include <sys/param.h>
34
35#include <string.h>
36#include <netinet6/ipsec.h>
37
38#include "ipsec_strerror.h"
39
40int ipsec_errcode;
41
42static char *ipsec_errlist[] = {
43"Success",					/*EIPSEC_NO_ERROR*/
44"Not supported",				/*EIPSEC_NOT_SUPPORTED*/
45"Invalid argument",				/*EIPSEC_INVAL_ARGUMENT*/
46"Invalid sadb message",				/*EIPSEC_INVAL_SADBMSG*/
47"Invalid version",				/*EIPSEC_INVAL_VERSION*/
48"Invalid security policy",			/*EIPSEC_INVAL_POLICY*/
49"Invalid address specification",		/*EIPSEC_INVAL_ADDRESS*/
50"Invalid ipsec protocol",			/*EIPSEC_INVAL_PROTO*/
51"Invalid ipsec mode",				/*EIPSEC_INVAL_MODE*/
52"Invalid ipsec level",				/*EIPSEC_INVAL_LEVEL*/
53"Invalid SA type",				/*EIPSEC_INVAL_SATYPE*/
54"Invalid message type",				/*EIPSEC_INVAL_MSGTYPE*/
55"Invalid extension type",			/*EIPSEC_INVAL_EXTTYPE*/
56"Invalid algorithm type",			/*EIPSEC_INVAL_ALGS*/
57"Invalid key length",				/*EIPSEC_INVAL_KEYLEN*/
58"Invalid address family",			/*EIPSEC_INVAL_FAMILY*/
59"Invalid prefix length",			/*EIPSEC_INVAL_PREFIXLEN*/
60"Invalid direciton",				/*EIPSEC_INVAL_DIR*/
61"SPI range violation",				/*EIPSEC_INVAL_SPI*/
62"No protocol specified",			/*EIPSEC_NO_PROTO*/
63"No algorithm specified",			/*EIPSEC_NO_ALGS*/
64"No buffers available",				/*EIPSEC_NO_BUFS*/
65"Must get supported algorithms list first",	/*EIPSEC_DO_GET_SUPP_LIST*/
66"Protocol mismatch",				/*EIPSEC_PROTO_MISMATCH*/
67"Family mismatch",				/*EIPSEC_FAMILY_MISMATCH*/
68"Too few arguments",				/*EIPSEC_FEW_ARGUMENTS*/
69NULL,						/*EIPSEC_SYSTEM_ERROR*/
70"Unknown error",				/*EIPSEC_MAX*/
71};
72
73char *ipsec_strerror(void)
74{
75	if (ipsec_errcode < 0 || ipsec_errcode > EIPSEC_MAX)
76		ipsec_errcode = EIPSEC_MAX;
77
78	return ipsec_errlist[ipsec_errcode];
79}
80
81void ipsec_set_strerror(char *str)
82{
83	ipsec_errcode = EIPSEC_SYSTEM_ERROR;
84	ipsec_errlist[EIPSEC_SYSTEM_ERROR] = str;
85
86	return;
87}
88