Revert "Revert "and added files""
[bcm963xx.git] / userapps / opensource / ipsec-tools / src / libipsec / ipsec_strerror.c
diff --git a/userapps/opensource/ipsec-tools/src/libipsec/ipsec_strerror.c b/userapps/opensource/ipsec-tools/src/libipsec/ipsec_strerror.c
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+/*     $KAME: ipsec_strerror.c,v 1.7 2000/07/30 00:45:12 itojun Exp $  */
+
+/*
+ * Copyright (C) 1995, 1996, 1997, 1998, and 1999 WIDE Project.
+ * 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. Neither the name of the project 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 PROJECT 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 PROJECT 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.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <sys/types.h>
+#include <sys/param.h>
+
+#include <string.h>
+#ifdef HAVE_NETINET6_IPSEC
+#  include <netinet6/ipsec.h>
+#else
+#  include <netinet/ipsec.h>
+#endif
+
+#include "ipsec_strerror.h"
+
+int __ipsec_errcode;
+
+static const char *ipsec_errlist[] = {
+"Success",                                     /*EIPSEC_NO_ERROR*/
+"Not supported",                               /*EIPSEC_NOT_SUPPORTED*/
+"Invalid argument",                            /*EIPSEC_INVAL_ARGUMENT*/
+"Invalid sadb message",                                /*EIPSEC_INVAL_SADBMSG*/
+"Invalid version",                             /*EIPSEC_INVAL_VERSION*/
+"Invalid security policy",                     /*EIPSEC_INVAL_POLICY*/
+"Invalid address specification",               /*EIPSEC_INVAL_ADDRESS*/
+"Invalid ipsec protocol",                      /*EIPSEC_INVAL_PROTO*/
+"Invalid ipsec mode",                          /*EIPSEC_INVAL_MODE*/
+"Invalid ipsec level",                         /*EIPSEC_INVAL_LEVEL*/
+"Invalid SA type",                             /*EIPSEC_INVAL_SATYPE*/
+"Invalid message type",                                /*EIPSEC_INVAL_MSGTYPE*/
+"Invalid extension type",                      /*EIPSEC_INVAL_EXTTYPE*/
+"Invalid algorithm type",                      /*EIPSEC_INVAL_ALGS*/
+"Invalid key length",                          /*EIPSEC_INVAL_KEYLEN*/
+"Invalid address family",                      /*EIPSEC_INVAL_FAMILY*/
+"Invalid prefix length",                       /*EIPSEC_INVAL_PREFIXLEN*/
+"Invalid direciton",                           /*EIPSEC_INVAL_DIR*/
+"SPI range violation",                         /*EIPSEC_INVAL_SPI*/
+"No protocol specified",                       /*EIPSEC_NO_PROTO*/
+"No algorithm specified",                      /*EIPSEC_NO_ALGS*/
+"No buffers available",                                /*EIPSEC_NO_BUFS*/
+"Must get supported algorithms list first",    /*EIPSEC_DO_GET_SUPP_LIST*/
+"Protocol mismatch",                           /*EIPSEC_PROTO_MISMATCH*/
+"Family mismatch",                             /*EIPSEC_FAMILY_MISMATCH*/
+"Too few arguments",                           /*EIPSEC_FEW_ARGUMENTS*/
+NULL,                                          /*EIPSEC_SYSTEM_ERROR*/
+"Priority offset not in valid range [-2147483647, 2147483648]",        /*EIPSEC_INVAL_PRIORITY_OFFSET*/
+"Priority offset from base not in valid range [0, 1073741823] for negative offsets and [0, 1073741824] for positive offsets", /* EIPSEC_INVAL_PRIORITY_OFFSET */
+"Policy priority not compiled in",     /*EIPSEC_PRIORITY_NOT_COMPILED*/
+"Unknown error",                               /*EIPSEC_MAX*/
+};
+
+const char *ipsec_strerror(void)
+{
+       if (__ipsec_errcode < 0 || __ipsec_errcode > EIPSEC_MAX)
+               __ipsec_errcode = EIPSEC_MAX;
+
+       return ipsec_errlist[__ipsec_errcode];
+}
+
+void __ipsec_set_strerror(const char *str)
+{
+       __ipsec_errcode = EIPSEC_SYSTEM_ERROR;
+       ipsec_errlist[EIPSEC_SYSTEM_ERROR] = str;
+
+       return;
+}