1 /* $KAME: ipsec_strerror.c,v 1.7 2000/07/30 00:45:12 itojun Exp $ */ 2 3 /* 4 * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the project nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #ifdef HAVE_CONFIG_H 33 #include "config.h" 34 #endif 35 36 #include <sys/types.h> 37 #include <sys/param.h> 38 39 #include <string.h> 40 #ifdef HAVE_NETINET6_IPSEC 41 # include <netinet6/ipsec.h> 42 #else 43 # include <netinet/ipsec.h> 44 #endif 45 46 #include "ipsec_strerror.h" 47 48 int __ipsec_errcode; 49 50 static const char *ipsec_errlist[] = { 51 "Success", /*EIPSEC_NO_ERROR*/ 52 "Not supported", /*EIPSEC_NOT_SUPPORTED*/ 53 "Invalid argument", /*EIPSEC_INVAL_ARGUMENT*/ 54 "Invalid sadb message", /*EIPSEC_INVAL_SADBMSG*/ 55 "Invalid version", /*EIPSEC_INVAL_VERSION*/ 56 "Invalid security policy", /*EIPSEC_INVAL_POLICY*/ 57 "Invalid address specification", /*EIPSEC_INVAL_ADDRESS*/ 58 "Invalid ipsec protocol", /*EIPSEC_INVAL_PROTO*/ 59 "Invalid ipsec mode", /*EIPSEC_INVAL_MODE*/ 60 "Invalid ipsec level", /*EIPSEC_INVAL_LEVEL*/ 61 "Invalid SA type", /*EIPSEC_INVAL_SATYPE*/ 62 "Invalid message type", /*EIPSEC_INVAL_MSGTYPE*/ 63 "Invalid extension type", /*EIPSEC_INVAL_EXTTYPE*/ 64 "Invalid algorithm type", /*EIPSEC_INVAL_ALGS*/ 65 "Invalid key length", /*EIPSEC_INVAL_KEYLEN*/ 66 "Invalid address family", /*EIPSEC_INVAL_FAMILY*/ 67 "Invalid prefix length", /*EIPSEC_INVAL_PREFIXLEN*/ 68 "Invalid direciton", /*EIPSEC_INVAL_DIR*/ 69 "SPI range violation", /*EIPSEC_INVAL_SPI*/ 70 "No protocol specified", /*EIPSEC_NO_PROTO*/ 71 "No algorithm specified", /*EIPSEC_NO_ALGS*/ 72 "No buffers available", /*EIPSEC_NO_BUFS*/ 73 "Must get supported algorithms list first", /*EIPSEC_DO_GET_SUPP_LIST*/ 74 "Protocol mismatch", /*EIPSEC_PROTO_MISMATCH*/ 75 "Family mismatch", /*EIPSEC_FAMILY_MISMATCH*/ 76 "Too few arguments", /*EIPSEC_FEW_ARGUMENTS*/ 77 NULL, /*EIPSEC_SYSTEM_ERROR*/ 78 "Priority offset not in valid range [-2147483647, 2147483648]", /*EIPSEC_INVAL_PRIORITY_OFFSET*/ 79 "Priority offset from base not in valid range [0, 1073741823] for negative offsets and [0, 1073741824] for positive offsets", /* EIPSEC_INVAL_PRIORITY_OFFSET */ 80 "Policy priority not compiled in", /*EIPSEC_PRIORITY_NOT_COMPILED*/ 81 "Unknown error", /*EIPSEC_MAX*/ 82 }; 83 84 const char *ipsec_strerror(void) 85 { 86 if (__ipsec_errcode < 0 || __ipsec_errcode > EIPSEC_MAX) 87 __ipsec_errcode = EIPSEC_MAX; 88 89 return ipsec_errlist[__ipsec_errcode]; 90 } 91 92 void __ipsec_set_strerror(const char *str) 93 { 94 __ipsec_errcode = EIPSEC_SYSTEM_ERROR; 95 ipsec_errlist[EIPSEC_SYSTEM_ERROR] = str; 96 97 return; 98 } 99