gcc44 warns: Put input() under YY_NO_INPUT and set that if it isn't used.
[dragonfly.git] / lib / libipsec / policy_token.l
CommitLineData
984263bc 1/* $FreeBSD: src/lib/libipsec/policy_token.l,v 1.2.2.2 2001/07/03 11:01:15 ume Exp $ */
d797dc5d 2/* $DragonFly: src/lib/libipsec/policy_token.l,v 1.4 2008/09/30 16:57:05 swildner Exp $ */
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3/* $KAME: policy_token.l,v 1.11 2000/12/01 10:08:29 sakane Exp $ */
4
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%{
35#include <sys/types.h>
36#include <sys/param.h>
37#include <sys/socket.h>
38#include <net/route.h>
39#include <net/pfkeyv2.h>
40#include <netkey/keydb.h>
41#include <netinet/in.h>
42#include <netinet6/ipsec.h>
43
44#include <stdlib.h>
45#include <limits.h>
46#include <string.h>
47#include <unistd.h>
48#include <errno.h>
49
74c418a6
SW
50#define YY_NO_INPUT
51
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52#ifndef __NetBSD__
53#include "y.tab.h"
54#else
55#include "policy_parse.h"
56#endif
57#define yylval __libipsecyylval /* XXX */
58
064e1fb3 59int yylex (void);
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60%}
61
62%option noyywrap
63%option nounput
64
65/* common section */
66nl \n
67ws [ \t]+
68digit [0-9]
69hexdigit [0-9A-Fa-f]
70special [()+\|\?\*,]
71dot \.
72comma \,
73hyphen \-
74colon \:
75slash \/
76bcl \{
77ecl \}
78blcl \[
79elcl \]
80percent \%
81semi \;
82usec {dot}{digit}{1,6}
83comment \#.*
84ccomment "/*"
85bracketstring \<[^>]*\>
86quotedstring \"[^"]*\"
87decstring {digit}+
88hexpair {hexdigit}{hexdigit}
89hexstring 0[xX]{hexdigit}+
90octetstring {octet}({dot}{octet})+
91ipaddress [a-zA-Z0-9:\._][a-zA-Z0-9:\._]*(%[a-zA-Z0-9]+)?
92
93%%
94
95in { yylval.num = IPSEC_DIR_INBOUND; return(DIR); }
96out { yylval.num = IPSEC_DIR_OUTBOUND; return(DIR); }
97
98discard { yylval.num = IPSEC_POLICY_DISCARD; return(ACTION); }
99none { yylval.num = IPSEC_POLICY_NONE; return(ACTION); }
100ipsec { yylval.num = IPSEC_POLICY_IPSEC; return(ACTION); }
101bypass { yylval.num = IPSEC_POLICY_BYPASS; return(ACTION); }
102entrust { yylval.num = IPSEC_POLICY_ENTRUST; return(ACTION); }
103
104esp { yylval.num = IPPROTO_ESP; return(PROTOCOL); }
105ah { yylval.num = IPPROTO_AH; return(PROTOCOL); }
106ipcomp { yylval.num = IPPROTO_IPCOMP; return(PROTOCOL); }
107
108transport { yylval.num = IPSEC_MODE_TRANSPORT; return(MODE); }
109tunnel { yylval.num = IPSEC_MODE_TUNNEL; return(MODE); }
110
111me { return(ME); }
112any { return(ANY); }
113
114default { yylval.num = IPSEC_LEVEL_DEFAULT; return(LEVEL); }
115use { yylval.num = IPSEC_LEVEL_USE; return(LEVEL); }
116require { yylval.num = IPSEC_LEVEL_REQUIRE; return(LEVEL); }
117unique{colon}{decstring} {
118 yylval.val.len = strlen(yytext + 7);
119 yylval.val.buf = yytext + 7;
120 return(LEVEL_SPECIFY);
121 }
122unique { yylval.num = IPSEC_LEVEL_UNIQUE; return(LEVEL); }
123{slash} { return(SLASH); }
124
125{ipaddress} {
126 yylval.val.len = strlen(yytext);
127 yylval.val.buf = yytext;
128 return(IPADDRESS);
129 }
130
131{hyphen} { return(HYPHEN); }
132
133{ws} { ; }
134{nl} { ; }
135
136%%
137
064e1fb3 138void __policy__strbuffer__init__ (char *);
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139
140void
d797dc5d 141__policy__strbuffer__init__(char *msg)
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142{
143 YY_BUFFER_STATE yyb;
144
145 yyb = (YY_BUFFER_STATE)yy_scan_string(msg);
146 yy_switch_to_buffer(yyb);
147
148 return;
149}
150