libipsec and IPsec related apps. (and some KAME related man pages)

Reviewed by: freebsd-arch, cvs-committers
Obtained from: KAME project

1 files changed, 137 insertions, 0 deletions

diff --git a/lib/libipsec/policy_token.l b/lib/libipsec/policy_token.l
new file mode 100644
index 000000000000..1e7b7140676d
--- /dev/null
+++ b/lib/libipsec/policy_token.l
@@ -0,0 +1,137 @@
+/*
+ * 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.
+ *
+ * $FreeBSD$
+ */
+
+%{
+#include <sys/types.h>
+#include <sys/param.h>
+#include <sys/socket.h>
+#include <net/route.h>
+#include <net/pfkeyv2.h>
+#include <netkey/keydb.h>
+#include <netkey/key_debug.h>
+#include <netinet/in.h>
+#include <netinet6/ipsec.h>
+
+#include <stdlib.h>
+#include <limits.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+
+#include "y.tab.h"
+#define	yylval __libyylval	/* XXX */
+%}
+
+%option noyywrap
+
+/* common section */
+nl		\n
+ws		[ \t]+
+digit		[0-9]
+letter		[0-9A-Za-z]
+hexdigit	[0-9A-Fa-f]
+special		[()+\|\?\*,]
+dot		\.
+comma		\,
+hyphen		\-
+colon		\:
+slash		\/
+bcl		\{
+ecl		\}
+blcl		\[
+elcl		\]
+percent		\%
+semi		\;
+usec		{dot}{digit}{1,6}
+comment		\#.*
+ccomment	"/*"
+bracketstring	\<[^>]*\>
+quotedstring	\"[^"]*\"
+decstring	{digit}+
+hexpair		{hexdigit}{hexdigit}
+hexstring	0[xX]{hexdigit}+
+octetstring	{octet}({dot}{octet})+
+ipaddress	[a-zA-Z0-9:\._][a-zA-Z0-9:\._]*(@{letter}{letter}+)?
+name		{letter}(({letter}|{digit}|{hyphen})*({letter}|{digit}))*
+hostname	{name}(({dot}{name})+{dot}?)?
+
+%%
+
+in		{ yylval.num = IPSEC_DIR_INBOUND; return(DIR); }
+out		{ yylval.num = IPSEC_DIR_OUTBOUND; return(DIR); }
+
+discard		{ yylval.num = IPSEC_POLICY_DISCARD; return(ACTION); }
+none		{ yylval.num = IPSEC_POLICY_NONE; return(ACTION); }
+ipsec		{ yylval.num = IPSEC_POLICY_IPSEC; return(ACTION); }
+bypass		{ yylval.num = IPSEC_POLICY_BYPASS; return(ACTION); }
+entrust		{ yylval.num = IPSEC_POLICY_ENTRUST; return(ACTION); }
+
+esp		{ yylval.num = IPPROTO_ESP; return(PROTOCOL); }
+ah		{ yylval.num = IPPROTO_AH; return(PROTOCOL); }
+ipcomp		{ yylval.num = IPPROTO_IPCOMP; return(PROTOCOL); }
+
+transport	{ yylval.num = IPSEC_MODE_TRANSPORT; return(MODE); }
+tunnel		{ yylval.num = IPSEC_MODE_TUNNEL; return(MODE); }
+
+me		{ return(ME); }
+any		{ return(ANY); }
+
+default		{ yylval.num = IPSEC_LEVEL_DEFAULT; return(LEVEL); }
+use		{ yylval.num = IPSEC_LEVEL_USE; return(LEVEL); }
+require		{ yylval.num = IPSEC_LEVEL_REQUIRE; return(LEVEL); }
+unique		{ yylval.num = IPSEC_LEVEL_UNIQUE; return(LEVEL); }
+{slash}		{ return(SLASH); }
+
+{ipaddress}	{
+			yylval.val.len = strlen(yytext);
+			yylval.val.buf = strdup(yytext);
+			return(IPADDRESS);
+		}
+
+{hyphen}	{ return(HYPHEN); }
+
+{ws}		{ ; }
+{nl}		{ ; }
+
+%%
+
+void
+__policy__strbuffer__init__(msg)
+	char *msg;
+{
+	YY_BUFFER_STATE yyb;
+
+	yyb = (YY_BUFFER_STATE)yy_scan_string(msg);
+	yy_switch_to_buffer(yyb);
+
+	return;
+}
+