File: | src/usr.sbin/mrouted/obj/cfparse.c |
Warning: | line 611, column 12 Use of zero-allocated memory |
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1 | #include <stdlib.h> | |||
2 | #include <string.h> | |||
3 | #define YYBYACC1 1 | |||
4 | #define YYMAJOR1 1 | |||
5 | #define YYMINOR9 9 | |||
6 | #define YYLEXyylex() yylex() | |||
7 | #define YYEMPTY-1 -1 | |||
8 | #define yyclearin(yychar=(-1)) (yychar=(YYEMPTY-1)) | |||
9 | #define yyerrok(yyerrflag=0) (yyerrflag=0) | |||
10 | #define YYRECOVERING()(yyerrflag!=0) (yyerrflag!=0) | |||
11 | #define YYPREFIX"yy" "yy" | |||
12 | #line 2 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
13 | /* $NetBSD: cfparse.y,v 1.4 1995/12/10 10:06:57 mycroft Exp $ */ | |||
14 | ||||
15 | /* | |||
16 | * Configuration file parser for mrouted. | |||
17 | * | |||
18 | * Written by Bill Fenner, NRL, 1994 | |||
19 | * Copyright (c) 1994 | |||
20 | * Naval Research Laboratory (NRL/CCS) | |||
21 | * and the | |||
22 | * Defense Advanced Research Projects Agency (DARPA) | |||
23 | * | |||
24 | * All Rights Reserved. | |||
25 | * | |||
26 | * Permission to use, copy, modify and distribute this software and its | |||
27 | * documentation is hereby granted, provided that both the copyright notice and | |||
28 | * this permission notice appear in all copies of the software, derivative | |||
29 | * works or modified versions, and any portions thereof, and that both notices | |||
30 | * appear in supporting documentation. | |||
31 | * | |||
32 | * NRL AND DARPA ALLOW FREE USE OF THIS SOFTWARE IN ITS "AS IS" CONDITION AND | |||
33 | * DISCLAIM ANY LIABILITY OF ANY KIND FOR ANY DAMAGES WHATSOEVER RESULTING FROM | |||
34 | * THE USE OF THIS SOFTWARE. | |||
35 | */ | |||
36 | #include <stdio.h> | |||
37 | #include <string.h> | |||
38 | #include <stdarg.h> | |||
39 | #include "defs.h" | |||
40 | #include <netdb.h> | |||
41 | #include <ifaddrs.h> | |||
42 | ||||
43 | /* | |||
44 | * Local function declarations | |||
45 | */ | |||
46 | static void fatal(const char *fmt, ...) | |||
47 | __attribute__((__format__ (printf, 1, 2))) | |||
48 | __attribute__((__nonnull__ (1))); | |||
49 | static void warn(const char *fmt, ...) | |||
50 | __attribute__((__format__ (printf, 1, 2))) | |||
51 | __attribute__((__nonnull__ (1))); | |||
52 | static void yyerror(char *s); | |||
53 | static char * next_word(void); | |||
54 | static int yylex(void); | |||
55 | static u_int32_t valid_if(char *s); | |||
56 | static const char * ifconfaddr(u_int32_t a); | |||
57 | int yyparse(void); | |||
58 | ||||
59 | static FILE *f; | |||
60 | ||||
61 | extern int udp_socket; | |||
62 | char *configfilename = _PATH_MROUTED_CONF"/etc/mrouted.conf"; | |||
63 | ||||
64 | extern int cache_lifetime; | |||
65 | extern int max_prune_lifetime; | |||
66 | ||||
67 | static int lineno; | |||
68 | ||||
69 | static struct uvif *v; | |||
70 | ||||
71 | static int order; | |||
72 | ||||
73 | struct addrmask { | |||
74 | u_int32_t addr; | |||
75 | int mask; | |||
76 | }; | |||
77 | ||||
78 | struct boundnam { | |||
79 | char *name; | |||
80 | struct addrmask bound; | |||
81 | }; | |||
82 | ||||
83 | #define MAXBOUNDS20 20 | |||
84 | ||||
85 | struct boundnam boundlist[MAXBOUNDS20]; /* Max. of 20 named boundaries */ | |||
86 | int numbounds = 0; /* Number of named boundaries */ | |||
87 | ||||
88 | #line 79 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
89 | #ifndef YYSTYPE_DEFINED | |||
90 | #define YYSTYPE_DEFINED | |||
91 | typedef union | |||
92 | { | |||
93 | int num; | |||
94 | char *ptr; | |||
95 | struct addrmask addrmask; | |||
96 | u_int32_t addr; | |||
97 | } YYSTYPE; | |||
98 | #endif /* YYSTYPE_DEFINED */ | |||
99 | #line 100 "cfparse.c" | |||
100 | #define CACHE_LIFETIME257 257 | |||
101 | #define PRUNING258 258 | |||
102 | #define PHYINT259 259 | |||
103 | #define TUNNEL260 260 | |||
104 | #define NAME261 261 | |||
105 | #define DISABLE262 262 | |||
106 | #define IGMPV1263 263 | |||
107 | #define SRCRT264 264 | |||
108 | #define METRIC265 265 | |||
109 | #define THRESHOLD266 266 | |||
110 | #define RATE_LIMIT267 267 | |||
111 | #define BOUNDARY268 268 | |||
112 | #define NETMASK269 269 | |||
113 | #define ALTNET270 270 | |||
114 | #define BOOLEAN271 271 | |||
115 | #define NUMBER272 272 | |||
116 | #define STRING273 273 | |||
117 | #define ADDRMASK274 274 | |||
118 | #define ADDR275 275 | |||
119 | #define YYERRCODE256 256 | |||
120 | const short yylhs[] = | |||
121 | { -1, | |||
122 | 0, 6, 6, 7, 9, 7, 11, 7, 7, 7, | |||
123 | 7, 10, 10, 12, 12, 8, 8, 14, 14, 14, | |||
124 | 14, 14, 14, 14, 13, 13, 13, 13, 13, 13, | |||
125 | 13, 13, 1, 1, 2, 2, 3, 3, 4, 5, | |||
126 | 5, | |||
127 | }; | |||
128 | const short yylen[] = | |||
129 | { 2, | |||
130 | 1, 0, 2, 1, 0, 4, 0, 5, 2, 2, | |||
131 | 3, 0, 2, 1, 1, 0, 2, 1, 1, 1, | |||
132 | 2, 1, 2, 1, 2, 1, 2, 1, 2, 1, | |||
133 | 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, | |||
134 | 1, | |||
135 | }; | |||
136 | const short yydefred[] = | |||
137 | { 2, | |||
138 | 0, 0, 4, 0, 0, 0, 0, 0, 3, 10, | |||
139 | 9, 34, 33, 5, 0, 0, 16, 36, 35, 7, | |||
140 | 39, 11, 0, 12, 19, 20, 0, 0, 0, 0, | |||
141 | 0, 0, 18, 17, 0, 27, 25, 29, 38, 31, | |||
142 | 37, 21, 40, 41, 23, 15, 13, 14, | |||
143 | }; | |||
144 | const short yydgoto[] = | |||
145 | { 1, | |||
146 | 14, 20, 40, 22, 45, 2, 9, 23, 17, 35, | |||
147 | 24, 47, 33, 34, | |||
148 | }; | |||
149 | const short yysindex[] = | |||
150 | { 0, | |||
151 | 0, -239, 0, -272, -267, -250, -250, -241, 0, 0, | |||
152 | 0, 0, 0, 0, -249, -240, 0, 0, 0, 0, | |||
153 | 0, 0, -260, 0, 0, 0, -237, -236, -235, -246, | |||
154 | -249, -245, 0, 0, -253, 0, 0, 0, 0, 0, | |||
155 | 0, 0, 0, 0, 0, 0, 0, 0,}; | |||
156 | const short yyrindex[] = | |||
157 | { 0, | |||
158 | 0, 33, 0, 0, 0, 0, 0, 0, 0, 0, | |||
159 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
160 | 0, 0, 91, 0, 0, 0, 1, 16, 31, 46, | |||
161 | 61, 76, 0, 0, 97, 0, 0, 0, 0, 0, | |||
162 | 0, 0, 0, 0, 0, 0, 0, 0,}; | |||
163 | const short yygindex[] = | |||
164 | { 0, | |||
165 | 32, 7, 0, 10, 0, 0, 0, 0, 0, 0, | |||
166 | 0, 0, 6, 0, | |||
167 | }; | |||
168 | #define YYTABLESIZE358 358 | |||
169 | const short yytable[] = | |||
170 | { 10, | |||
171 | 28, 25, 26, 11, 27, 28, 29, 30, 31, 32, | |||
172 | 46, 27, 28, 29, 30, 26, 3, 4, 5, 6, | |||
173 | 7, 8, 12, 18, 13, 19, 39, 21, 43, 44, | |||
174 | 30, 16, 1, 21, 36, 37, 38, 42, 15, 41, | |||
175 | 48, 0, 0, 0, 0, 32, 0, 0, 0, 0, | |||
176 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
177 | 22, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
178 | 0, 0, 0, 0, 0, 24, 0, 0, 0, 0, | |||
179 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
180 | 6, 0, 0, 0, 0, 0, 8, 0, 0, 0, | |||
181 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
182 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
183 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
184 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
185 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
186 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
187 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
188 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
189 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
190 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
191 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
192 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
193 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
194 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
195 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
196 | 0, 0, 0, 0, 0, 0, 28, 28, 28, 28, | |||
197 | 28, 28, 28, 28, 28, 28, 28, 28, 28, 28, | |||
198 | 28, 26, 26, 26, 26, 26, 26, 26, 26, 26, | |||
199 | 26, 26, 26, 26, 26, 26, 30, 30, 30, 30, | |||
200 | 30, 30, 30, 30, 30, 30, 30, 30, 30, 30, | |||
201 | 30, 32, 32, 32, 32, 32, 32, 32, 32, 32, | |||
202 | 32, 32, 32, 32, 32, 32, 22, 22, 22, 22, | |||
203 | 22, 22, 22, 22, 0, 22, 22, 22, 22, 22, | |||
204 | 22, 24, 24, 24, 24, 24, 24, 24, 24, 0, | |||
205 | 24, 24, 24, 24, 24, 24, 6, 6, 6, 6, | |||
206 | 6, 6, 8, 8, 8, 8, 8, 8, | |||
207 | }; | |||
208 | const short yycheck[] = | |||
209 | { 272, | |||
210 | 0, 262, 263, 271, 265, 266, 267, 268, 269, 270, | |||
211 | 264, 265, 266, 267, 268, 0, 256, 257, 258, 259, | |||
212 | 260, 261, 273, 273, 275, 275, 273, 274, 274, 275, | |||
213 | 0, 273, 0, 274, 272, 272, 272, 31, 7, 30, | |||
214 | 35, -1, -1, -1, -1, 0, -1, -1, -1, -1, | |||
215 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
216 | 0, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
217 | -1, -1, -1, -1, -1, 0, -1, -1, -1, -1, | |||
218 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
219 | 0, -1, -1, -1, -1, -1, 0, -1, -1, -1, | |||
220 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
221 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
222 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
223 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
224 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
225 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
226 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
227 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
228 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
229 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
230 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
231 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
232 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
233 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
234 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
235 | -1, -1, -1, -1, -1, -1, 256, 257, 258, 259, | |||
236 | 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, | |||
237 | 270, 256, 257, 258, 259, 260, 261, 262, 263, 264, | |||
238 | 265, 266, 267, 268, 269, 270, 256, 257, 258, 259, | |||
239 | 260, 261, 262, 263, 264, 265, 266, 267, 268, 269, | |||
240 | 270, 256, 257, 258, 259, 260, 261, 262, 263, 264, | |||
241 | 265, 266, 267, 268, 269, 270, 256, 257, 258, 259, | |||
242 | 260, 261, 262, 263, -1, 265, 266, 267, 268, 269, | |||
243 | 270, 256, 257, 258, 259, 260, 261, 262, 263, -1, | |||
244 | 265, 266, 267, 268, 269, 270, 256, 257, 258, 259, | |||
245 | 260, 261, 256, 257, 258, 259, 260, 261, | |||
246 | }; | |||
247 | #define YYFINAL1 1 | |||
248 | #ifndef YYDEBUG0 | |||
249 | #define YYDEBUG0 0 | |||
250 | #endif | |||
251 | #define YYMAXTOKEN275 275 | |||
252 | #if YYDEBUG0 | |||
253 | const char * const yyname[] = | |||
254 | { | |||
255 | "end-of-file",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, | |||
256 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, | |||
257 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, | |||
258 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, | |||
259 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, | |||
260 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, | |||
261 | 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,"CACHE_LIFETIME","PRUNING", | |||
262 | "PHYINT","TUNNEL","NAME","DISABLE","IGMPV1","SRCRT","METRIC","THRESHOLD", | |||
263 | "RATE_LIMIT","BOUNDARY","NETMASK","ALTNET","BOOLEAN","NUMBER","STRING", | |||
264 | "ADDRMASK","ADDR", | |||
265 | }; | |||
266 | const char * const yyrule[] = | |||
267 | {"$accept : conf", | |||
268 | "conf : stmts", | |||
269 | "stmts :", | |||
270 | "stmts : stmts stmt", | |||
271 | "stmt : error", | |||
272 | "$$1 :", | |||
273 | "stmt : PHYINT interface $$1 ifmods", | |||
274 | "$$2 :", | |||
275 | "stmt : TUNNEL interface addrname $$2 tunnelmods", | |||
276 | "stmt : PRUNING BOOLEAN", | |||
277 | "stmt : CACHE_LIFETIME NUMBER", | |||
278 | "stmt : NAME STRING boundary", | |||
279 | "tunnelmods :", | |||
280 | "tunnelmods : tunnelmods tunnelmod", | |||
281 | "tunnelmod : mod", | |||
282 | "tunnelmod : SRCRT", | |||
283 | "ifmods :", | |||
284 | "ifmods : ifmods ifmod", | |||
285 | "ifmod : mod", | |||
286 | "ifmod : DISABLE", | |||
287 | "ifmod : IGMPV1", | |||
288 | "ifmod : NETMASK addrname", | |||
289 | "ifmod : NETMASK", | |||
290 | "ifmod : ALTNET addrmask", | |||
291 | "ifmod : ALTNET", | |||
292 | "mod : THRESHOLD NUMBER", | |||
293 | "mod : THRESHOLD", | |||
294 | "mod : METRIC NUMBER", | |||
295 | "mod : METRIC", | |||
296 | "mod : RATE_LIMIT NUMBER", | |||
297 | "mod : RATE_LIMIT", | |||
298 | "mod : BOUNDARY bound", | |||
299 | "mod : BOUNDARY", | |||
300 | "interface : ADDR", | |||
301 | "interface : STRING", | |||
302 | "addrname : ADDR", | |||
303 | "addrname : STRING", | |||
304 | "bound : boundary", | |||
305 | "bound : STRING", | |||
306 | "boundary : ADDRMASK", | |||
307 | "addrmask : ADDRMASK", | |||
308 | "addrmask : ADDR", | |||
309 | }; | |||
310 | #endif | |||
311 | #ifdef YYSTACKSIZE10000 | |||
312 | #undef YYMAXDEPTH10000 | |||
313 | #define YYMAXDEPTH10000 YYSTACKSIZE10000 | |||
314 | #else | |||
315 | #ifdef YYMAXDEPTH10000 | |||
316 | #define YYSTACKSIZE10000 YYMAXDEPTH10000 | |||
317 | #else | |||
318 | #define YYSTACKSIZE10000 10000 | |||
319 | #define YYMAXDEPTH10000 10000 | |||
320 | #endif | |||
321 | #endif | |||
322 | #define YYINITSTACKSIZE200 200 | |||
323 | /* LINTUSED */ | |||
324 | int yydebug; | |||
325 | int yynerrs; | |||
326 | int yyerrflag; | |||
327 | int yychar; | |||
328 | short *yyssp; | |||
329 | YYSTYPE *yyvsp; | |||
330 | YYSTYPE yyval; | |||
331 | YYSTYPE yylval; | |||
332 | short *yyss; | |||
333 | short *yysslim; | |||
334 | YYSTYPE *yyvs; | |||
335 | unsigned int yystacksize; | |||
336 | int yyparse(void); | |||
337 | #line 374 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
338 | static void | |||
339 | fatal(const char *fmt, ...) | |||
340 | { | |||
341 | va_list ap; | |||
342 | char buf[200]; | |||
343 | ||||
344 | va_start(ap, fmt)__builtin_va_start(ap, fmt); | |||
345 | vsnprintf(buf, sizeof buf, fmt, ap); | |||
346 | va_end(ap)__builtin_va_end(ap); | |||
347 | ||||
348 | logit(LOG_ERR3,0,"%s: %s near line %d", configfilename, buf, lineno); | |||
349 | } | |||
350 | ||||
351 | static void | |||
352 | warn(const char *fmt, ...) | |||
353 | { | |||
354 | va_list ap; | |||
355 | char buf[200]; | |||
356 | ||||
357 | va_start(ap, fmt)__builtin_va_start(ap, fmt); | |||
358 | vsnprintf(buf, sizeof buf, fmt, ap); | |||
359 | va_end(ap)__builtin_va_end(ap); | |||
360 | ||||
361 | logit(LOG_WARNING4,0,"%s: %s near line %d", configfilename, buf, lineno); | |||
362 | } | |||
363 | ||||
364 | static void | |||
365 | yyerror(s) | |||
366 | char *s; | |||
367 | { | |||
368 | logit(LOG_ERR3, 0, "%s: %s near line %d", configfilename, s, lineno); | |||
369 | } | |||
370 | ||||
371 | static char * | |||
372 | next_word() | |||
373 | { | |||
374 | static char buf[1024]; | |||
375 | static char *p=NULL((void *)0); | |||
376 | extern FILE *f; | |||
377 | char *q; | |||
378 | ||||
379 | while (1) { | |||
380 | if (!p || !*p) { | |||
381 | lineno++; | |||
382 | if (fgets(buf, sizeof(buf), f) == NULL((void *)0)) | |||
383 | return NULL((void *)0); | |||
384 | p = buf; | |||
385 | } | |||
386 | while (*p && (*p == ' ' || *p == '\t')) /* skip whitespace */ | |||
387 | p++; | |||
388 | if (*p == '#') { | |||
389 | p = NULL((void *)0); /* skip comments */ | |||
390 | continue; | |||
391 | } | |||
392 | q = p; | |||
393 | while (*p && *p != ' ' && *p != '\t' && *p != '\n') | |||
394 | p++; /* find next whitespace */ | |||
395 | *p++ = '\0'; /* null-terminate string */ | |||
396 | ||||
397 | if (!*q) { | |||
398 | p = NULL((void *)0); | |||
399 | continue; /* if 0-length string, read another line */ | |||
400 | } | |||
401 | ||||
402 | return q; | |||
403 | } | |||
404 | } | |||
405 | ||||
406 | static int | |||
407 | yylex() | |||
408 | { | |||
409 | int n; | |||
410 | u_int32_t addr; | |||
411 | char *q; | |||
412 | ||||
413 | if ((q = next_word()) == NULL((void *)0)) { | |||
414 | return 0; | |||
415 | } | |||
416 | ||||
417 | if (!strcmp(q,"cache_lifetime")) | |||
418 | return CACHE_LIFETIME257; | |||
419 | if (!strcmp(q,"pruning")) | |||
420 | return PRUNING258; | |||
421 | if (!strcmp(q,"phyint")) | |||
422 | return PHYINT259; | |||
423 | if (!strcmp(q,"tunnel")) | |||
424 | return TUNNEL260; | |||
425 | if (!strcmp(q,"disable")) | |||
426 | return DISABLE262; | |||
427 | if (!strcmp(q,"metric")) | |||
428 | return METRIC265; | |||
429 | if (!strcmp(q,"threshold")) | |||
430 | return THRESHOLD266; | |||
431 | if (!strcmp(q,"rate_limit")) | |||
432 | return RATE_LIMIT267; | |||
433 | if (!strcmp(q,"srcrt") || !strcmp(q,"sourceroute")) | |||
434 | return SRCRT264; | |||
435 | if (!strcmp(q,"boundary")) | |||
436 | return BOUNDARY268; | |||
437 | if (!strcmp(q,"netmask")) | |||
438 | return NETMASK269; | |||
439 | if (!strcmp(q,"igmpv1")) | |||
440 | return IGMPV1263; | |||
441 | if (!strcmp(q,"altnet")) | |||
442 | return ALTNET270; | |||
443 | if (!strcmp(q,"name")) | |||
444 | return NAME261; | |||
445 | if (!strcmp(q,"on") || !strcmp(q,"yes")) { | |||
446 | yylval.num = 1; | |||
447 | return BOOLEAN271; | |||
448 | } | |||
449 | if (!strcmp(q,"off") || !strcmp(q,"no")) { | |||
450 | yylval.num = 0; | |||
451 | return BOOLEAN271; | |||
452 | } | |||
453 | if (sscanf(q,"%[.0-9]/%d%c",s1,&n,s2) == 2) { | |||
454 | if ((addr = inet_parse(s1)) != 0xffffffff) { | |||
455 | yylval.addrmask.mask = n; | |||
456 | yylval.addrmask.addr = addr; | |||
457 | return ADDRMASK274; | |||
458 | } | |||
459 | /* fall through to returning STRING */ | |||
460 | } | |||
461 | if (sscanf(q,"%[.0-9]%c",s1,s2) == 1) { | |||
462 | if ((addr = inet_parse(s1)) != 0xffffffff && | |||
463 | inet_valid_host(addr)) { | |||
464 | yylval.addr = addr; | |||
465 | return ADDR275; | |||
466 | } | |||
467 | } | |||
468 | if (sscanf(q,"0x%8x%c",&n,s1) == 1) { | |||
469 | yylval.addr = n; | |||
470 | return ADDR275; | |||
471 | } | |||
472 | if (sscanf(q,"%d%c",&n,s1) == 1) { | |||
473 | yylval.num = n; | |||
474 | return NUMBER272; | |||
475 | } | |||
476 | yylval.ptr = q; | |||
477 | return STRING273; | |||
478 | } | |||
479 | ||||
480 | void | |||
481 | config_vifs_from_file() | |||
482 | { | |||
483 | extern FILE *f; | |||
484 | ||||
485 | order = 0; | |||
486 | numbounds = 0; | |||
487 | lineno = 0; | |||
488 | ||||
489 | if ((f = fopen(configfilename, "r")) == NULL((void *)0)) { | |||
490 | if (errno(*__errno()) != ENOENT2) | |||
491 | logit(LOG_ERR3, errno(*__errno()), "can't open %s", configfilename); | |||
492 | return; | |||
493 | } | |||
494 | ||||
495 | yyparse(); | |||
496 | ||||
497 | fclose(f); | |||
498 | } | |||
499 | ||||
500 | static u_int32_t | |||
501 | valid_if(s) | |||
502 | char *s; | |||
503 | { | |||
504 | register vifi_t vifi; | |||
505 | register struct uvif *v; | |||
506 | ||||
507 | for (vifi=0, v=uvifs; vifi<numvifs; vifi++, v++) | |||
508 | if (!strcmp(v->uv_name, s)) | |||
509 | return v->uv_lcl_addr; | |||
510 | ||||
511 | return 0; | |||
512 | } | |||
513 | ||||
514 | static const char * | |||
515 | ifconfaddr(a) | |||
516 | u_int32_t a; | |||
517 | { | |||
518 | static char ifname[IFNAMSIZ16]; | |||
519 | struct ifaddrs *ifap, *ifa; | |||
520 | ||||
521 | if (getifaddrs(&ifap) != 0) | |||
522 | return (NULL((void *)0)); | |||
523 | ||||
524 | for (ifa = ifap; ifa; ifa = ifa->ifa_next) { | |||
525 | if (ifa->ifa_addr != NULL((void *)0) && | |||
526 | ifa->ifa_addr->sa_family == AF_INET2 && | |||
527 | ((struct sockaddr_in *)ifa->ifa_addr)->sin_addr.s_addr == a) { | |||
528 | strlcpy(ifname, ifa->ifa_name, sizeof(ifname)); | |||
529 | freeifaddrs(ifap); | |||
530 | return (ifname); | |||
531 | } | |||
532 | } | |||
533 | freeifaddrs(ifap); | |||
534 | return (0); | |||
535 | } | |||
536 | #line 529 "cfparse.c" | |||
537 | /* allocate initial stack or double stack size, up to YYMAXDEPTH */ | |||
538 | static int yygrowstack(void) | |||
539 | { | |||
540 | unsigned int newsize; | |||
541 | long sslen; | |||
542 | short *newss; | |||
543 | YYSTYPE *newvs; | |||
544 | ||||
545 | if ((newsize = yystacksize) == 0) | |||
546 | newsize = YYINITSTACKSIZE200; | |||
547 | else if (newsize >= YYMAXDEPTH10000) | |||
548 | return -1; | |||
549 | else if ((newsize *= 2) > YYMAXDEPTH10000) | |||
550 | newsize = YYMAXDEPTH10000; | |||
551 | sslen = yyssp - yyss; | |||
552 | #ifdef SIZE_MAX | |||
553 | #define YY_SIZE_MAX0xffffffffU SIZE_MAX | |||
554 | #else | |||
555 | #define YY_SIZE_MAX0xffffffffU 0xffffffffU | |||
556 | #endif | |||
557 | if (newsize && YY_SIZE_MAX0xffffffffU / newsize < sizeof *newss) | |||
558 | goto bail; | |||
559 | newss = (short *)realloc(yyss, newsize * sizeof *newss); | |||
560 | if (newss == NULL((void *)0)) | |||
561 | goto bail; | |||
562 | yyss = newss; | |||
563 | yyssp = newss + sslen; | |||
564 | if (newsize
| |||
565 | goto bail; | |||
566 | newvs = (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs); | |||
567 | if (newvs == NULL((void *)0)) | |||
568 | goto bail; | |||
569 | yyvs = newvs; | |||
570 | yyvsp = newvs + sslen; | |||
571 | yystacksize = newsize; | |||
572 | yysslim = yyss + newsize - 1; | |||
573 | return 0; | |||
574 | bail: | |||
575 | if (yyss) | |||
576 | free(yyss); | |||
577 | if (yyvs) | |||
578 | free(yyvs); | |||
579 | yyss = yyssp = NULL((void *)0); | |||
580 | yyvs = yyvsp = NULL((void *)0); | |||
581 | yystacksize = 0; | |||
582 | return -1; | |||
583 | } | |||
584 | ||||
585 | #define YYABORTgoto yyabort goto yyabort | |||
586 | #define YYREJECTgoto yyabort goto yyabort | |||
587 | #define YYACCEPTgoto yyaccept goto yyaccept | |||
588 | #define YYERRORgoto yyerrlab goto yyerrlab | |||
589 | int | |||
590 | yyparse(void) | |||
591 | { | |||
592 | int yym, yyn, yystate; | |||
593 | #if YYDEBUG0 | |||
594 | const char *yys; | |||
595 | ||||
596 | if ((yys = getenv("YYDEBUG"))) | |||
597 | { | |||
598 | yyn = *yys; | |||
599 | if (yyn >= '0' && yyn <= '9') | |||
600 | yydebug = yyn - '0'; | |||
601 | } | |||
602 | #endif /* YYDEBUG */ | |||
603 | ||||
604 | yynerrs = 0; | |||
605 | yyerrflag = 0; | |||
606 | yychar = (-1); | |||
607 | ||||
608 | if (yyss == NULL((void *)0) && yygrowstack()) goto yyoverflow; | |||
| ||||
609 | yyssp = yyss; | |||
610 | yyvsp = yyvs; | |||
611 | *yyssp = yystate = 0; | |||
| ||||
612 | ||||
613 | yyloop: | |||
614 | if ((yyn = yydefred[yystate]) != 0) goto yyreduce; | |||
615 | if (yychar < 0) | |||
616 | { | |||
617 | if ((yychar = yylex()) < 0) yychar = 0; | |||
618 | #if YYDEBUG0 | |||
619 | if (yydebug) | |||
620 | { | |||
621 | yys = 0; | |||
622 | if (yychar <= YYMAXTOKEN275) yys = yyname[yychar]; | |||
623 | if (!yys) yys = "illegal-symbol"; | |||
624 | printf("%sdebug: state %d, reading %d (%s)\n", | |||
625 | YYPREFIX"yy", yystate, yychar, yys); | |||
626 | } | |||
627 | #endif | |||
628 | } | |||
629 | if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && | |||
630 | yyn <= YYTABLESIZE358 && yycheck[yyn] == yychar) | |||
631 | { | |||
632 | #if YYDEBUG0 | |||
633 | if (yydebug) | |||
634 | printf("%sdebug: state %d, shifting to state %d\n", | |||
635 | YYPREFIX"yy", yystate, yytable[yyn]); | |||
636 | #endif | |||
637 | if (yyssp >= yysslim && yygrowstack()) | |||
638 | { | |||
639 | goto yyoverflow; | |||
640 | } | |||
641 | *++yyssp = yystate = yytable[yyn]; | |||
642 | *++yyvsp = yylval; | |||
643 | yychar = (-1); | |||
644 | if (yyerrflag > 0) --yyerrflag; | |||
645 | goto yyloop; | |||
646 | } | |||
647 | if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && | |||
648 | yyn <= YYTABLESIZE358 && yycheck[yyn] == yychar) | |||
649 | { | |||
650 | yyn = yytable[yyn]; | |||
651 | goto yyreduce; | |||
652 | } | |||
653 | if (yyerrflag) goto yyinrecovery; | |||
654 | #if defined(__GNUC__4) | |||
655 | goto yynewerror; | |||
656 | #endif | |||
657 | yynewerror: | |||
658 | yyerror("syntax error"); | |||
659 | #if defined(__GNUC__4) | |||
660 | goto yyerrlab; | |||
661 | #endif | |||
662 | yyerrlab: | |||
663 | ++yynerrs; | |||
664 | yyinrecovery: | |||
665 | if (yyerrflag < 3) | |||
666 | { | |||
667 | yyerrflag = 3; | |||
668 | for (;;) | |||
669 | { | |||
670 | if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE256) >= 0 && | |||
671 | yyn <= YYTABLESIZE358 && yycheck[yyn] == YYERRCODE256) | |||
672 | { | |||
673 | #if YYDEBUG0 | |||
674 | if (yydebug) | |||
675 | printf("%sdebug: state %d, error recovery shifting\ | |||
676 | to state %d\n", YYPREFIX"yy", *yyssp, yytable[yyn]); | |||
677 | #endif | |||
678 | if (yyssp >= yysslim && yygrowstack()) | |||
679 | { | |||
680 | goto yyoverflow; | |||
681 | } | |||
682 | *++yyssp = yystate = yytable[yyn]; | |||
683 | *++yyvsp = yylval; | |||
684 | goto yyloop; | |||
685 | } | |||
686 | else | |||
687 | { | |||
688 | #if YYDEBUG0 | |||
689 | if (yydebug) | |||
690 | printf("%sdebug: error recovery discarding state %d\n", | |||
691 | YYPREFIX"yy", *yyssp); | |||
692 | #endif | |||
693 | if (yyssp <= yyss) goto yyabort; | |||
694 | --yyssp; | |||
695 | --yyvsp; | |||
696 | } | |||
697 | } | |||
698 | } | |||
699 | else | |||
700 | { | |||
701 | if (yychar == 0) goto yyabort; | |||
702 | #if YYDEBUG0 | |||
703 | if (yydebug) | |||
704 | { | |||
705 | yys = 0; | |||
706 | if (yychar <= YYMAXTOKEN275) yys = yyname[yychar]; | |||
707 | if (!yys) yys = "illegal-symbol"; | |||
708 | printf("%sdebug: state %d, error recovery discards token %d (%s)\n", | |||
709 | YYPREFIX"yy", yystate, yychar, yys); | |||
710 | } | |||
711 | #endif | |||
712 | yychar = (-1); | |||
713 | goto yyloop; | |||
714 | } | |||
715 | yyreduce: | |||
716 | #if YYDEBUG0 | |||
717 | if (yydebug) | |||
718 | printf("%sdebug: state %d, reducing by rule %d (%s)\n", | |||
719 | YYPREFIX"yy", yystate, yyn, yyrule[yyn]); | |||
720 | #endif | |||
721 | yym = yylen[yyn]; | |||
722 | if (yym) | |||
723 | yyval = yyvsp[1-yym]; | |||
724 | else | |||
725 | memset(&yyval, 0, sizeof yyval); | |||
726 | switch (yyn) | |||
727 | { | |||
728 | case 5: | |||
729 | #line 112 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
730 | { | |||
731 | ||||
732 | vifi_t vifi; | |||
733 | ||||
734 | if (order) | |||
735 | fatal("phyints must appear before tunnels"); | |||
736 | ||||
737 | for (vifi = 0, v = uvifs; | |||
738 | vifi < numvifs; | |||
739 | ++vifi, ++v) | |||
740 | if (!(v->uv_flags & VIFF_TUNNEL0x1) && | |||
741 | yyvsp[0].addr == v->uv_lcl_addr) | |||
742 | break; | |||
743 | ||||
744 | if (vifi == numvifs) | |||
745 | fatal("%s is not a configured interface", | |||
746 | inet_fmt(yyvsp[0].addr,s1)); | |||
747 | ||||
748 | } | |||
749 | break; | |||
750 | case 7: | |||
751 | #line 132 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
752 | { | |||
753 | const char *ifname; | |||
754 | struct ifreq ffr; | |||
755 | vifi_t vifi; | |||
756 | ||||
757 | order++; | |||
758 | ||||
759 | ifname = ifconfaddr(yyvsp[-1].addr); | |||
760 | if (ifname == 0) | |||
761 | fatal("Tunnel local address %s is not mine", | |||
762 | inet_fmt(yyvsp[-1].addr, s1)); | |||
763 | ||||
764 | strlcpy(ffr.ifr_name, ifname, sizeof(ffr.ifr_name)); | |||
765 | if (ioctl(udp_socket, SIOCGIFFLAGS(((unsigned long)0x80000000|(unsigned long)0x40000000) | ((sizeof (struct ifreq) & 0x1fff) << 16) | ((('i')) << 8) | ((17))), (char *)&ffr) == -1) | |||
766 | fatal("ioctl SIOCGIFFLAGS on %s",ffr.ifr_name); | |||
767 | if (ffr.ifr_flagsifr_ifru.ifru_flags & IFF_LOOPBACK0x8) | |||
768 | fatal("Tunnel local address %s is a loopback interface", | |||
769 | inet_fmt(yyvsp[-1].addr, s1)); | |||
770 | ||||
771 | if (ifconfaddr(yyvsp[0].addr) != 0) | |||
772 | fatal("Tunnel remote address %s is one of mine", | |||
773 | inet_fmt(yyvsp[0].addr, s1)); | |||
774 | ||||
775 | for (vifi = 0, v = uvifs; | |||
776 | vifi < numvifs; | |||
777 | ++vifi, ++v) | |||
778 | if (v->uv_flags & VIFF_TUNNEL0x1) { | |||
779 | if (yyvsp[0].addr == v->uv_rmt_addr) | |||
780 | fatal("Duplicate tunnel to %s", | |||
781 | inet_fmt(yyvsp[0].addr, s1)); | |||
782 | } else if (!(v->uv_flags & VIFF_DISABLED0x0200)) { | |||
783 | if ((yyvsp[0].addr & v->uv_subnetmask) == v->uv_subnet) | |||
784 | fatal("Unnecessary tunnel to %s", | |||
785 | inet_fmt(yyvsp[0].addr,s1)); | |||
786 | } | |||
787 | ||||
788 | if (numvifs == MAXVIFS32) | |||
789 | fatal("too many vifs"); | |||
790 | ||||
791 | v = &uvifs[numvifs]; | |||
792 | v->uv_flags = VIFF_TUNNEL0x1; | |||
793 | v->uv_metric = DEFAULT_METRIC1; | |||
794 | v->uv_rate_limit= DEFAULT_TUN_RATE_LIMIT500; | |||
795 | v->uv_threshold = DEFAULT_THRESHOLD1; | |||
796 | v->uv_lcl_addr = yyvsp[-1].addr; | |||
797 | v->uv_rmt_addr = yyvsp[0].addr; | |||
798 | v->uv_subnet = 0; | |||
799 | v->uv_subnetmask= 0; | |||
800 | v->uv_subnetbcast= 0; | |||
801 | strncpy(v->uv_name, ffr.ifr_name, IFNAMSIZ16); | |||
802 | v->uv_groups = NULL((void *)0); | |||
803 | v->uv_neighbors = NULL((void *)0); | |||
804 | v->uv_acl = NULL((void *)0); | |||
805 | v->uv_addrs = NULL((void *)0); | |||
806 | ||||
807 | if (!(ffr.ifr_flagsifr_ifru.ifru_flags & IFF_UP0x1)) { | |||
808 | v->uv_flags |= VIFF_DOWN0x0100; | |||
809 | vifs_down = TRUE1; | |||
810 | } | |||
811 | } | |||
812 | break; | |||
813 | case 8: | |||
814 | #line 193 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
815 | { | |||
816 | logit(LOG_INFO6, 0, | |||
817 | "installing tunnel from %s to %s as vif #%u - rate=%d", | |||
818 | inet_fmt(yyvsp[-3].addr, s1), inet_fmt(yyvsp[-2].addr, s2), | |||
819 | numvifs, v->uv_rate_limit); | |||
820 | ||||
821 | ++numvifs; | |||
822 | } | |||
823 | break; | |||
824 | case 9: | |||
825 | #line 201 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
826 | { pruning = yyvsp[0].num; } | |||
827 | break; | |||
828 | case 10: | |||
829 | #line 202 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
830 | { cache_lifetime = yyvsp[0].num; | |||
831 | max_prune_lifetime = cache_lifetime * 2; | |||
832 | } | |||
833 | break; | |||
834 | case 11: | |||
835 | #line 205 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
836 | { if (numbounds >= MAXBOUNDS20) { | |||
837 | fatal("Too many named boundaries (max %d)", MAXBOUNDS20); | |||
838 | } | |||
839 | ||||
840 | boundlist[numbounds].name = strdup(yyvsp[-1].ptr); | |||
841 | boundlist[numbounds++].bound = yyvsp[0].addrmask; | |||
842 | } | |||
843 | break; | |||
844 | case 15: | |||
845 | #line 219 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
846 | { fatal("Source-route tunnels not supported"); } | |||
847 | break; | |||
848 | case 19: | |||
849 | #line 227 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
850 | { v->uv_flags |= VIFF_DISABLED0x0200; } | |||
851 | break; | |||
852 | case 20: | |||
853 | #line 228 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
854 | { v->uv_flags |= VIFF_IGMPV10x2000; } | |||
855 | break; | |||
856 | case 21: | |||
857 | #line 229 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
858 | { | |||
859 | u_int32_t subnet, mask; | |||
860 | ||||
861 | mask = yyvsp[0].addr; | |||
862 | subnet = v->uv_lcl_addr & mask; | |||
863 | if (!inet_valid_subnet(subnet, mask)) | |||
864 | fatal("Invalid netmask"); | |||
865 | v->uv_subnet = subnet; | |||
866 | v->uv_subnetmask = mask; | |||
867 | v->uv_subnetbcast = subnet | ~mask; | |||
868 | } | |||
869 | break; | |||
870 | case 22: | |||
871 | #line 240 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
872 | { | |||
873 | ||||
874 | warn("Expected address after netmask keyword, ignored"); | |||
875 | ||||
876 | } | |||
877 | break; | |||
878 | case 23: | |||
879 | #line 245 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
880 | { | |||
881 | ||||
882 | struct phaddr *ph; | |||
883 | ||||
884 | ph = malloc(sizeof(struct phaddr)); | |||
885 | if (ph == NULL((void *)0)) | |||
886 | fatal("out of memory"); | |||
887 | if (yyvsp[0].addrmask.mask) { | |||
888 | VAL_TO_MASK(ph->pa_subnetmask, yyvsp[0].addrmask.mask){ ph->pa_subnetmask = (__uint32_t)(__builtin_constant_p(~( (1 << (32 - (yyvsp[0].addrmask.mask))) - 1)) ? (__uint32_t )(((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask)) ) - 1)) & 0xff) << 24 | ((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask))) - 1)) & 0xff00) << 8 | ((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask ))) - 1)) & 0xff0000) >> 8 | ((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask))) - 1)) & 0xff000000) >> 24) : __swap32md(~((1 << (32 - (yyvsp[0].addrmask.mask ))) - 1))); };; | |||
889 | } else | |||
890 | ph->pa_subnetmask = v->uv_subnetmask; | |||
891 | ph->pa_subnet = yyvsp[0].addrmask.addr & ph->pa_subnetmask; | |||
892 | ph->pa_subnetbcast = ph->pa_subnet | ~ph->pa_subnetmask; | |||
893 | if (yyvsp[0].addrmask.addr & ~ph->pa_subnetmask) | |||
894 | warn("Extra subnet %s/%d has host bits set", | |||
895 | inet_fmt(yyvsp[0].addrmask.addr,s1), yyvsp[0].addrmask.mask); | |||
896 | ph->pa_next = v->uv_addrs; | |||
897 | v->uv_addrs = ph; | |||
898 | ||||
899 | } | |||
900 | break; | |||
901 | case 24: | |||
902 | #line 265 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
903 | { | |||
904 | ||||
905 | warn("Expected address after altnet keyword, ignored"); | |||
906 | ||||
907 | } | |||
908 | break; | |||
909 | case 25: | |||
910 | #line 272 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
911 | { if (yyvsp[0].num < 1 || yyvsp[0].num > 255) | |||
912 | fatal("Invalid threshold %d",yyvsp[0].num); | |||
913 | v->uv_threshold = yyvsp[0].num; | |||
914 | } | |||
915 | break; | |||
916 | case 26: | |||
917 | #line 276 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
918 | { | |||
919 | ||||
920 | warn("Expected number after threshold keyword, ignored"); | |||
921 | ||||
922 | } | |||
923 | break; | |||
924 | case 27: | |||
925 | #line 281 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
926 | { if (yyvsp[0].num < 1 || yyvsp[0].num > UNREACHABLE32) | |||
927 | fatal("Invalid metric %d",yyvsp[0].num); | |||
928 | v->uv_metric = yyvsp[0].num; | |||
929 | } | |||
930 | break; | |||
931 | case 28: | |||
932 | #line 285 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
933 | { | |||
934 | ||||
935 | warn("Expected number after metric keyword, ignored"); | |||
936 | ||||
937 | } | |||
938 | break; | |||
939 | case 29: | |||
940 | #line 290 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
941 | { if (yyvsp[0].num > MAX_RATE_LIMIT100000) | |||
942 | fatal("Invalid rate_limit %d",yyvsp[0].num); | |||
943 | v->uv_rate_limit = yyvsp[0].num; | |||
944 | } | |||
945 | break; | |||
946 | case 30: | |||
947 | #line 294 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
948 | { | |||
949 | ||||
950 | warn("Expected number after rate_limit keyword, ignored"); | |||
951 | ||||
952 | } | |||
953 | break; | |||
954 | case 31: | |||
955 | #line 299 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
956 | { | |||
957 | ||||
958 | struct vif_acl *v_acl; | |||
959 | ||||
960 | v_acl = malloc(sizeof(struct vif_acl)); | |||
961 | if (v_acl == NULL((void *)0)) | |||
962 | fatal("out of memory"); | |||
963 | VAL_TO_MASK(v_acl->acl_mask, yyvsp[0].addrmask.mask){ v_acl->acl_mask = (__uint32_t)(__builtin_constant_p(~((1 << (32 - (yyvsp[0].addrmask.mask))) - 1)) ? (__uint32_t )(((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask)) ) - 1)) & 0xff) << 24 | ((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask))) - 1)) & 0xff00) << 8 | ((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask ))) - 1)) & 0xff0000) >> 8 | ((__uint32_t)(~((1 << (32 - (yyvsp[0].addrmask.mask))) - 1)) & 0xff000000) >> 24) : __swap32md(~((1 << (32 - (yyvsp[0].addrmask.mask ))) - 1))); };; | |||
964 | v_acl->acl_addr = yyvsp[0].addrmask.addr & v_acl->acl_mask; | |||
965 | if (yyvsp[0].addrmask.addr & ~v_acl->acl_mask) | |||
966 | warn("Boundary spec %s/%d has host bits set", | |||
967 | inet_fmt(yyvsp[0].addrmask.addr,s1),yyvsp[0].addrmask.mask); | |||
968 | v_acl->acl_next = v->uv_acl; | |||
969 | v->uv_acl = v_acl; | |||
970 | ||||
971 | } | |||
972 | break; | |||
973 | case 32: | |||
974 | #line 315 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
975 | { | |||
976 | ||||
977 | warn("Expected boundary spec after boundary keyword, ignored"); | |||
978 | ||||
979 | } | |||
980 | break; | |||
981 | case 33: | |||
982 | #line 322 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
983 | { yyval.addr = yyvsp[0].addr; } | |||
984 | break; | |||
985 | case 34: | |||
986 | #line 323 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
987 | { | |||
988 | yyval.addr = valid_if(yyvsp[0].ptr); | |||
989 | if (yyval.addr == 0) | |||
990 | fatal("Invalid interface name %s",yyvsp[0].ptr); | |||
991 | } | |||
992 | break; | |||
993 | case 35: | |||
994 | #line 330 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
995 | { yyval.addr = yyvsp[0].addr; } | |||
996 | break; | |||
997 | case 36: | |||
998 | #line 331 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
999 | { struct hostent *hp; | |||
1000 | ||||
1001 | if ((hp = gethostbyname(yyvsp[0].ptr)) == NULL((void *)0)) | |||
1002 | fatal("No such host %s", yyvsp[0].ptr); | |||
1003 | ||||
1004 | if (hp->h_addr_list[1]) | |||
1005 | fatal("Hostname %s does not %s", | |||
1006 | yyvsp[0].ptr, "map to a unique address"); | |||
1007 | ||||
1008 | bcopy(hp->h_addr_list[0], &yyval.addr, | |||
1009 | hp->h_length); | |||
1010 | } | |||
1011 | break; | |||
1012 | case 37: | |||
1013 | #line 344 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
1014 | { yyval.addrmask = yyvsp[0].addrmask; } | |||
1015 | break; | |||
1016 | case 38: | |||
1017 | #line 345 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
1018 | { int i; | |||
1019 | ||||
1020 | for (i=0; i < numbounds; i++) { | |||
1021 | if (!strcmp(boundlist[i].name, yyvsp[0].ptr)) { | |||
1022 | yyval.addrmask = boundlist[i].bound; | |||
1023 | break; | |||
1024 | } | |||
1025 | } | |||
1026 | if (i == numbounds) { | |||
1027 | fatal("Invalid boundary name %s",yyvsp[0].ptr); | |||
1028 | } | |||
1029 | } | |||
1030 | break; | |||
1031 | case 39: | |||
1032 | #line 359 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
1033 | { | |||
1034 | ||||
1035 | if ((ntohl(yyvsp[0].addrmask.addr)(__uint32_t)(__builtin_constant_p(yyvsp[0].addrmask.addr) ? ( __uint32_t)(((__uint32_t)(yyvsp[0].addrmask.addr) & 0xff) << 24 | ((__uint32_t)(yyvsp[0].addrmask.addr) & 0xff00 ) << 8 | ((__uint32_t)(yyvsp[0].addrmask.addr) & 0xff0000 ) >> 8 | ((__uint32_t)(yyvsp[0].addrmask.addr) & 0xff000000 ) >> 24) : __swap32md(yyvsp[0].addrmask.addr)) & 0xff000000) != 0xef000000) { | |||
1036 | fatal("Boundaries must be 239.x.x.x, not %s/%d", | |||
1037 | inet_fmt(yyvsp[0].addrmask.addr, s1), yyvsp[0].addrmask.mask); | |||
1038 | } | |||
1039 | yyval.addrmask = yyvsp[0].addrmask; | |||
1040 | ||||
1041 | } | |||
1042 | break; | |||
1043 | case 40: | |||
1044 | #line 370 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
1045 | { yyval.addrmask = yyvsp[0].addrmask; } | |||
1046 | break; | |||
1047 | case 41: | |||
1048 | #line 371 "/usr/src/usr.sbin/mrouted/cfparse.y" | |||
1049 | { yyval.addrmask.addr = yyvsp[0].addr; yyval.addrmask.mask = 0; } | |||
1050 | break; | |||
1051 | #line 1044 "cfparse.c" | |||
1052 | } | |||
1053 | yyssp -= yym; | |||
1054 | yystate = *yyssp; | |||
1055 | yyvsp -= yym; | |||
1056 | yym = yylhs[yyn]; | |||
1057 | if (yystate == 0 && yym == 0) | |||
1058 | { | |||
1059 | #if YYDEBUG0 | |||
1060 | if (yydebug) | |||
1061 | printf("%sdebug: after reduction, shifting from state 0 to\ | |||
1062 | state %d\n", YYPREFIX"yy", YYFINAL1); | |||
1063 | #endif | |||
1064 | yystate = YYFINAL1; | |||
1065 | *++yyssp = YYFINAL1; | |||
1066 | *++yyvsp = yyval; | |||
1067 | if (yychar < 0) | |||
1068 | { | |||
1069 | if ((yychar = yylex()) < 0) yychar = 0; | |||
1070 | #if YYDEBUG0 | |||
1071 | if (yydebug) | |||
1072 | { | |||
1073 | yys = 0; | |||
1074 | if (yychar <= YYMAXTOKEN275) yys = yyname[yychar]; | |||
1075 | if (!yys) yys = "illegal-symbol"; | |||
1076 | printf("%sdebug: state %d, reading %d (%s)\n", | |||
1077 | YYPREFIX"yy", YYFINAL1, yychar, yys); | |||
1078 | } | |||
1079 | #endif | |||
1080 | } | |||
1081 | if (yychar == 0) goto yyaccept; | |||
1082 | goto yyloop; | |||
1083 | } | |||
1084 | if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && | |||
1085 | yyn <= YYTABLESIZE358 && yycheck[yyn] == yystate) | |||
1086 | yystate = yytable[yyn]; | |||
1087 | else | |||
1088 | yystate = yydgoto[yym]; | |||
1089 | #if YYDEBUG0 | |||
1090 | if (yydebug) | |||
1091 | printf("%sdebug: after reduction, shifting from state %d \ | |||
1092 | to state %d\n", YYPREFIX"yy", *yyssp, yystate); | |||
1093 | #endif | |||
1094 | if (yyssp >= yysslim && yygrowstack()) | |||
1095 | { | |||
1096 | goto yyoverflow; | |||
1097 | } | |||
1098 | *++yyssp = yystate; | |||
1099 | *++yyvsp = yyval; | |||
1100 | goto yyloop; | |||
1101 | yyoverflow: | |||
1102 | yyerror("yacc stack overflow"); | |||
1103 | yyabort: | |||
1104 | if (yyss) | |||
1105 | free(yyss); | |||
1106 | if (yyvs) | |||
1107 | free(yyvs); | |||
1108 | yyss = yyssp = NULL((void *)0); | |||
1109 | yyvs = yyvsp = NULL((void *)0); | |||
1110 | yystacksize = 0; | |||
1111 | return (1); | |||
1112 | yyaccept: | |||
1113 | if (yyss) | |||
1114 | free(yyss); | |||
1115 | if (yyvs) | |||
1116 | free(yyvs); | |||
1117 | yyss = yyssp = NULL((void *)0); | |||
1118 | yyvs = yyvsp = NULL((void *)0); | |||
1119 | yystacksize = 0; | |||
1120 | return (0); | |||
1121 | } |