1 /* $KAME: ipsec_strerror.c,v 1.7 2000/07/30 00:45:12 itojun Exp $ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-3-Clause 5 * 6 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. Neither the name of the project nor the names of its contributors 18 * may be used to endorse or promote products derived from this software 19 * without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 22 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 25 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 * SUCH DAMAGE. 32 */ 33 34 #include <sys/cdefs.h> 35 __FBSDID("$FreeBSD$"); 36 37 #include <sys/types.h> 38 #include <sys/param.h> 39 40 #include <string.h> 41 #include <netipsec/ipsec.h> 42 43 #include "ipsec_strerror.h" 44 45 int __ipsec_errcode; 46 47 static const char *ipsec_errlist[] = { 48 "Success", /*EIPSEC_NO_ERROR*/ 49 "Not supported", /*EIPSEC_NOT_SUPPORTED*/ 50 "Invalid argument", /*EIPSEC_INVAL_ARGUMENT*/ 51 "Invalid sadb message", /*EIPSEC_INVAL_SADBMSG*/ 52 "Invalid version", /*EIPSEC_INVAL_VERSION*/ 53 "Invalid security policy", /*EIPSEC_INVAL_POLICY*/ 54 "Invalid address specification", /*EIPSEC_INVAL_ADDRESS*/ 55 "Invalid ipsec protocol", /*EIPSEC_INVAL_PROTO*/ 56 "Invalid ipsec mode", /*EIPSEC_INVAL_MODE*/ 57 "Invalid ipsec level", /*EIPSEC_INVAL_LEVEL*/ 58 "Invalid SA type", /*EIPSEC_INVAL_SATYPE*/ 59 "Invalid message type", /*EIPSEC_INVAL_MSGTYPE*/ 60 "Invalid extension type", /*EIPSEC_INVAL_EXTTYPE*/ 61 "Invalid algorithm type", /*EIPSEC_INVAL_ALGS*/ 62 "Invalid key length", /*EIPSEC_INVAL_KEYLEN*/ 63 "Invalid address family", /*EIPSEC_INVAL_FAMILY*/ 64 "Invalid prefix length", /*EIPSEC_INVAL_PREFIXLEN*/ 65 "Invalid direction", /*EIPSEC_INVAL_DIR*/ 66 "SPI range violation", /*EIPSEC_INVAL_SPI*/ 67 "No protocol specified", /*EIPSEC_NO_PROTO*/ 68 "No algorithm specified", /*EIPSEC_NO_ALGS*/ 69 "No buffers available", /*EIPSEC_NO_BUFS*/ 70 "Must get supported algorithms list first", /*EIPSEC_DO_GET_SUPP_LIST*/ 71 "Protocol mismatch", /*EIPSEC_PROTO_MISMATCH*/ 72 "Family mismatch", /*EIPSEC_FAMILY_MISMATCH*/ 73 "Too few arguments", /*EIPSEC_FEW_ARGUMENTS*/ 74 NULL, /*EIPSEC_SYSTEM_ERROR*/ 75 "Unknown error", /*EIPSEC_MAX*/ 76 }; 77 78 const char *ipsec_strerror(void) 79 { 80 if (__ipsec_errcode < 0 || __ipsec_errcode > EIPSEC_MAX) 81 __ipsec_errcode = EIPSEC_MAX; 82 83 return (ipsec_errlist[__ipsec_errcode]); 84 } 85 86 void __ipsec_set_strerror(const char *str) 87 { 88 __ipsec_errcode = EIPSEC_SYSTEM_ERROR; 89 ipsec_errlist[EIPSEC_SYSTEM_ERROR] = str; 90 } 91