gcc44 warns: Put input() under YY_NO_INPUT and set that if it isn't used.
[dragonfly.git] / usr.sbin / setkey / token.l
CommitLineData
984263bc 1/* $FreeBSD: src/usr.sbin/setkey/token.l,v 1.2.2.3 2001/07/03 11:02:17 ume Exp $ */
3641b7ca 2/* $DragonFly: src/usr.sbin/setkey/token.l,v 1.4 2008/06/05 18:06:33 swildner Exp $ */
984263bc
MD
3/* $KAME: token.l,v 1.21 2001/05/18 05:35:01 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 <netkey/key_debug.h>
42#include <netinet/in.h>
43#include <netinet6/ipsec.h>
44
45#include <stdlib.h>
46#include <limits.h>
47#include <string.h>
48#include <unistd.h>
49#include <errno.h>
50#include "vchar.h"
51#ifdef __NetBSD__
52#include "parse.h"
53#else
54#include "y.tab.h"
55#endif
56
57#define DECHO \
58 if (f_debug) {printf("<%d>", yy_start); ECHO ; printf("\n"); }
59
60#define CMDARG \
61{ \
62 char *__buf__ = strdup(yytext), *__p__; \
3641b7ca 63 for (__p__ = __buf__; *__p__ != 0; __p__++) \
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64 if (*__p__ == '\n' || *__p__ == '\t') \
65 *__p__ = ' '; \
66 strcat(cmdarg, __buf__); \
67 free(__buf__); \
68}
69
70#define PREPROC DECHO CMDARG
71
74c418a6
SW
72#define YY_NO_INPUT
73
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74int lineno = 1;
75char cmdarg[8192]; /* XXX: BUFSIZ is the better ? */
76
77extern u_char m_buf[BUFSIZ];
78extern u_int m_len;
79extern int f_debug;
80
2d8a3be7
EN
81int yylex(void);
82void yyfatal(const char *s);
83void yyerror(const char *s);
84extern void parse_init(void);
85int parse(FILE **);
86int yyparse(void);
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87
88%}
89
90/* common section */
91nl \n
92ws [ \t]+
93digit [0-9]
94letter [0-9A-Za-z]
95hexdigit [0-9A-Fa-f]
96/*octet (([01]?{digit}?{digit})|((2([0-4]{digit}))|(25[0-5])))*/
97special [()+\|\?\*,]
98dot \.
99comma \,
100hyphen \-
101colon \:
102slash \/
103bcl \{
104ecl \}
105blcl \[
106elcl \]
107percent \%
108semi \;
109usec {dot}{digit}{1,6}
110comment \#.*
111ccomment "/*"
112bracketstring \<[^>]*\>
113quotedstring \"[^"]*\"
114decstring {digit}+
115hexpair {hexdigit}{hexdigit}
116hexstring 0[xX]{hexdigit}+
117octetstring {octet}({dot}{octet})+
118ipaddress [a-fA-F0-9:]([a-fA-F0-9:\.]*|[a-fA-F0-9:\.]*%[a-zA-Z0-9]*)
119ipaddrmask {slash}{digit}{1,3}
120ipaddrport {blcl}{decstring}{elcl}
121keyword {letter}{letter}+
122name {letter}(({letter}|{digit}|{hyphen})*({letter}|{digit}))*
123hostname {name}(({dot}{name})+{dot}?)?
124
125%s S_PL
126
127%%
128
129add { PREPROC; return(ADD); }
130delete { PREPROC; return(DELETE); }
131deleteall { PREPROC; return(DELETEALL); }
132get { PREPROC; return(GET); }
133flush { PREPROC; return(FLUSH); }
134dump { PREPROC; return(DUMP); }
135
136 /* for management SPD */
137spdadd { PREPROC; return(SPDADD); }
138spddelete { PREPROC; return(SPDDELETE); }
139spddump { PREPROC; return(SPDDUMP); }
140spdflush { PREPROC; return(SPDFLUSH); }
141{hyphen}P { BEGIN S_PL; PREPROC; return(F_POLICY); }
142<S_PL>[a-zA-Z0-9:\.\-_/ \n\t][a-zA-Z0-9:\.\-_/ \n\t]* {
143 yymore();
144
145 /* count up for nl */
146 {
147 char *p;
3641b7ca 148 for (p = yytext; *p != 0; p++)
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149 if (*p == '\n')
150 lineno++;
151 }
152
153 yylval.val.len = strlen(yytext);
154 yylval.val.buf = strdup(yytext);
155
156 return(PL_REQUESTS);
157}
158<S_PL>{semi} { PREPROC; BEGIN INITIAL; return(EOT); }
159
160 /* security protocols */
161ah { PREPROC; yylval.num = 0; return(PR_AH); }
162esp { PREPROC; yylval.num = 0; return(PR_ESP); }
163ah-old { PREPROC; yylval.num = 1; return(PR_AH); }
164esp-old { PREPROC; yylval.num = 1; return(PR_ESP); }
165ipcomp { PREPROC; yylval.num = 0; return(PR_IPCOMP); }
166
167 /* authentication alogorithm */
168{hyphen}A { PREPROC; return(F_AUTH); }
169hmac-md5 { PREPROC; yylval.num = SADB_AALG_MD5HMAC; return(ALG_AUTH); }
170hmac-sha1 { PREPROC; yylval.num = SADB_AALG_SHA1HMAC; return(ALG_AUTH); }
171keyed-md5 { PREPROC; yylval.num = SADB_X_AALG_MD5; return(ALG_AUTH); }
172keyed-sha1 { PREPROC; yylval.num = SADB_X_AALG_SHA; return(ALG_AUTH); }
173hmac-sha2-256 { PREPROC; yylval.num = SADB_X_AALG_SHA2_256; return(ALG_AUTH); }
174hmac-sha2-384 { PREPROC; yylval.num = SADB_X_AALG_SHA2_384; return(ALG_AUTH); }
175hmac-sha2-512 { PREPROC; yylval.num = SADB_X_AALG_SHA2_512; return(ALG_AUTH); }
176null { PREPROC; yylval.num = SADB_X_AALG_NULL; return(ALG_AUTH); }
177
178 /* encryption alogorithm */
179{hyphen}E { PREPROC; return(F_ENC); }
180des-cbc { PREPROC; yylval.num = SADB_EALG_DESCBC; return(ALG_ENC); }
1813des-cbc { PREPROC; yylval.num = SADB_EALG_3DESCBC; return(ALG_ENC); }
182simple { PREPROC; yylval.num = SADB_EALG_NULL; return(ALG_ENC); }
183blowfish-cbc { PREPROC; yylval.num = SADB_X_EALG_BLOWFISHCBC; return(ALG_ENC); }
184cast128-cbc { PREPROC; yylval.num = SADB_X_EALG_CAST128CBC; return(ALG_ENC); }
185des-deriv { PREPROC; yylval.num = SADB_EALG_DESCBC; return(ALG_ENC_DESDERIV); }
186des-32iv { PREPROC; yylval.num = SADB_EALG_DESCBC; return(ALG_ENC_DES32IV); }
187rijndael-cbc { PREPROC; yylval.num = SADB_X_EALG_RIJNDAELCBC; return(ALG_ENC); }
188
189 /* compression algorithms */
190{hyphen}C { PREPROC; return(F_COMP); }
191oui { PREPROC; yylval.num = SADB_X_CALG_OUI; return(ALG_COMP); }
192deflate { PREPROC; yylval.num = SADB_X_CALG_DEFLATE; return(ALG_COMP); }
193lzs { PREPROC; yylval.num = SADB_X_CALG_LZS; return(ALG_COMP); }
194{hyphen}R { PREPROC; return(F_RAWCPI); }
195
196 /* extension */
197{hyphen}m { PREPROC; return(F_MODE); }
198transport { PREPROC; yylval.num = IPSEC_MODE_TRANSPORT; return(MODE); }
199tunnel { PREPROC; yylval.num = IPSEC_MODE_TUNNEL; return(MODE); }
200{hyphen}u { PREPROC; return(F_REQID); }
201{hyphen}f { PREPROC; return(F_EXT); }
202random-pad { PREPROC; yylval.num = SADB_X_EXT_PRAND; return(EXTENSION); }
203seq-pad { PREPROC; yylval.num = SADB_X_EXT_PSEQ; return(EXTENSION); }
204zero-pad { PREPROC; yylval.num = SADB_X_EXT_PZERO; return(EXTENSION); }
205nocyclic-seq { PREPROC; return(NOCYCLICSEQ); }
206{hyphen}r { PREPROC; return(F_REPLAY); }
207{hyphen}lh { PREPROC; return(F_LIFETIME_HARD); }
208{hyphen}ls { PREPROC; return(F_LIFETIME_SOFT); }
209
210 /* ... */
211any { PREPROC; return(ANY); }
212{ws} { PREPROC; }
213{nl} { lineno++; }
214{comment}
215{semi} { PREPROC; return(EOT); }
216
217 /* parameter */
218{decstring} {
219 char *bp;
220
221 PREPROC;
222 yylval.num = strtoul(yytext, &bp, 10);
223 return(DECSTRING);
224 }
225
226{ipaddress} {
227 PREPROC;
228
229 yylval.val.len = yyleng;
230 yylval.val.buf = strdup(yytext);
231
232 return(ADDRESS);
233 }
234
235{ipaddrmask} {
236 PREPROC;
237 yytext++;
238 yylval.num = atoi(yytext);
239 return(PREFIX);
240 }
241
242{ipaddrport} {
243 char *p = yytext;
244 PREPROC;
245 while (*++p != ']') ;
3641b7ca 246 *p = 0;
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247 yytext++;
248 yylval.num = atoi(yytext);
249 return(PORT);
250 }
251
252{blcl}any{elcl} {
253 PREPROC;
254 return(PORTANY);
255 }
256
257{hexstring} {
258 int len = yyleng - 2; /* (str - "0x") */
259 PREPROC;
260 yylval.val.len = (len & 1) + (len / 2);
261 /* fixed string if length is odd. */
262 if (len & 1) {
263 yytext[1] = '0';
264 yylval.val.buf = strdup(yytext + 1);
265 } else
266 yylval.val.buf = strdup(yytext + 2);
267
268 return(HEXSTRING);
269 }
270
271{quotedstring} {
272 char *p = yytext;
273 PREPROC;
274 while (*++p != '"') ;
3641b7ca 275 *p = 0;
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276 yytext++;
277 yylval.val.len = yyleng - 2;
278 yylval.val.buf = strdup(yytext);
279
280 return(QUOTEDSTRING);
281 }
282
283[a-z0-9.\-]* {
284 yylval.val.len = yyleng;
285 yylval.val.buf = strdup(yytext);
286 return(STRING);
287 }
288
289. {
290 yyfatal("Syntax error");
291 /*NOTREACHED*/
292 }
293
294%%
295
296void
297yyfatal(s)
298 const char *s;
299{
300 yyerror(s);
301 exit(1);
302}
303
304void
305yyerror(s)
306 const char *s;
307{
308 printf("line %d: %s at [%s]\n", lineno, s, yytext);
309}
310
311int
312parse(fp)
313 FILE **fp;
314{
315 yyin = *fp;
316
317 parse_init();
318
319 if (yyparse()) {
320 printf("parse failed, line %d.\n", lineno);
321 return(-1);
322 }
323
324 return(0);
325}