File: | src/usr.sbin/ripd/obj/parse.c |
Warning: | line 912, column 13 Attempt to free released 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 26 "/usr/src/usr.sbin/ripd/parse.y" | |||
13 | #include <sys/types.h> | |||
14 | #include <sys/socket.h> | |||
15 | #include <sys/stat.h> | |||
16 | #include <net/route.h> | |||
17 | #include <netinet/in.h> | |||
18 | #include <arpa/inet.h> | |||
19 | #include <ctype.h> | |||
20 | #include <err.h> | |||
21 | #include <errno(*__errno()).h> | |||
22 | #include <unistd.h> | |||
23 | #include <limits.h> | |||
24 | #include <stdarg.h> | |||
25 | #include <stdio.h> | |||
26 | #include <string.h> | |||
27 | #include <syslog.h> | |||
28 | ||||
29 | #include "ripd.h" | |||
30 | #include "rip.h" | |||
31 | #include "ripe.h" | |||
32 | #include "log.h" | |||
33 | ||||
34 | TAILQ_HEAD(files, file)struct files { struct file *tqh_first; struct file **tqh_last ; } files = TAILQ_HEAD_INITIALIZER(files){ ((void *)0), &(files).tqh_first }; | |||
35 | static struct file { | |||
36 | TAILQ_ENTRY(file)struct { struct file *tqe_next; struct file **tqe_prev; } entry; | |||
37 | FILE *stream; | |||
38 | char *name; | |||
39 | int lineno; | |||
40 | int errors; | |||
41 | } *file, *topfile; | |||
42 | struct file *pushfile(const char *, int); | |||
43 | int popfile(void); | |||
44 | int yyparse(void); | |||
45 | int yylex(void); | |||
46 | int yyerror(const char *, ...) | |||
47 | __attribute__((__format__ (printf, 1, 2))) | |||
48 | __attribute__((__nonnull__ (1))); | |||
49 | int kw_cmp(const void *, const void *); | |||
50 | int lookup(char *); | |||
51 | int lgetc(int); | |||
52 | int lungetc(int); | |||
53 | int findeol(void); | |||
54 | ||||
55 | TAILQ_HEAD(symhead, sym)struct symhead { struct sym *tqh_first; struct sym **tqh_last ; } symhead = TAILQ_HEAD_INITIALIZER(symhead){ ((void *)0), &(symhead).tqh_first }; | |||
56 | struct sym { | |||
57 | TAILQ_ENTRY(sym)struct { struct sym *tqe_next; struct sym **tqe_prev; } entry; | |||
58 | int used; | |||
59 | int persist; | |||
60 | char *nam; | |||
61 | char *val; | |||
62 | }; | |||
63 | int symset(const char *, const char *, int); | |||
64 | char *symget(const char *); | |||
65 | ||||
66 | static struct { | |||
67 | u_int8_t auth_key[MAX_SIMPLE_AUTH_LEN16]; | |||
68 | struct auth_md_head md_list; | |||
69 | enum auth_type auth_type; | |||
70 | u_int8_t auth_keyid; | |||
71 | u_int8_t cost; | |||
72 | } *defs, globaldefs, ifacedefs; | |||
73 | ||||
74 | struct iface *iface = NULL((void *)0); | |||
75 | static struct ripd_conf *conf; | |||
76 | static int errors = 0; | |||
77 | ||||
78 | struct iface *conf_get_if(struct kif *); | |||
79 | void clear_config(struct ripd_conf *); | |||
80 | int check_file_secrecy(int, const char *); | |||
81 | u_int32_t get_rtr_id(void); | |||
82 | int host(const char *, struct in_addr *, struct in_addr *); | |||
83 | ||||
84 | typedef struct { | |||
85 | union { | |||
86 | int64_t number; | |||
87 | char *string; | |||
88 | } v; | |||
89 | int lineno; | |||
90 | } YYSTYPE; | |||
91 | ||||
92 | #line 93 "parse.c" | |||
93 | #define SPLIT_HORIZON257 257 | |||
94 | #define TRIGGERED_UPDATES258 258 | |||
95 | #define FIBPRIORITY259 259 | |||
96 | #define FIBUPDATE260 260 | |||
97 | #define REDISTRIBUTE261 261 | |||
98 | #define RDOMAIN262 262 | |||
99 | #define AUTHKEY263 263 | |||
100 | #define AUTHTYPE264 264 | |||
101 | #define AUTHMD265 265 | |||
102 | #define AUTHMDKEYID266 266 | |||
103 | #define INTERFACE267 267 | |||
104 | #define RTLABEL268 268 | |||
105 | #define COST269 269 | |||
106 | #define PASSIVE270 270 | |||
107 | #define YES271 271 | |||
108 | #define NO272 272 | |||
109 | #define DEMOTE273 273 | |||
110 | #define ERROR274 274 | |||
111 | #define STRING275 275 | |||
112 | #define NUMBER276 276 | |||
113 | #define YYERRCODE256 256 | |||
114 | const short yylhs[] = | |||
115 | { -1, | |||
116 | 0, 0, 0, 0, 0, 0, 3, 3, 1, 1, | |||
117 | 2, 2, 5, 4, 4, 4, 4, 4, 4, 4, | |||
118 | 4, 8, 9, 10, 11, 7, 7, 7, 7, 7, | |||
119 | 12, 12, 13, 15, 6, 14, 14, 14, 16, 16, | |||
120 | 17, 17, 17, | |||
121 | }; | |||
122 | const short yylen[] = | |||
123 | { 2, | |||
124 | 0, 2, 3, 3, 3, 3, 2, 1, 1, 1, | |||
125 | 0, 1, 3, 2, 2, 2, 2, 2, 3, 4, | |||
126 | 1, 3, 2, 2, 2, 2, 1, 1, 1, 1, | |||
127 | 2, 0, 2, 0, 4, 0, 4, 3, 3, 2, | |||
128 | 1, 2, 1, | |||
129 | }; | |||
130 | const short yydefred[] = | |||
131 | { 1, | |||
132 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
133 | 0, 0, 0, 12, 0, 2, 0, 0, 0, 0, | |||
134 | 21, 30, 29, 27, 28, 6, 14, 9, 10, 15, | |||
135 | 17, 18, 16, 25, 24, 0, 23, 34, 26, 0, | |||
136 | 0, 3, 4, 5, 22, 0, 8, 0, 0, 19, | |||
137 | 0, 35, 7, 20, 0, 0, 31, 41, 0, 38, | |||
138 | 43, 0, 0, 42, 37, 0, 40, 0, 39, 33, | |||
139 | }; | |||
140 | const short yydgoto[] = | |||
141 | { 1, | |||
142 | 30, 17, 48, 18, 19, 20, 61, 22, 23, 24, | |||
143 | 25, 56, 69, 52, 46, 62, 63, | |||
144 | }; | |||
145 | const short yysindex[] = | |||
146 | { 0, | |||
147 | -10, -7, -268, -266, -267, -266, -263, -261, -259, -258, | |||
148 | -257, -255, -254, 0, -44, 0, -253, 11, 14, 15, | |||
149 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
150 | 0, 0, 0, 0, 0, -249, 0, 0, 0, -248, | |||
151 | -264, 0, 0, 0, 0, -95, 0, -246, -245, 0, | |||
152 | 21, 0, 0, 0, 21, -124, 0, 0, -243, 0, | |||
153 | 0, -113, 21, 0, 0, 23, 0, 21, 0, 0,}; | |||
154 | const short yyrindex[] = | |||
155 | { 0, | |||
156 | -227, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
157 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
158 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
159 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
160 | 0, 0, 0, 0, 0, 25, 0, 26, 0, 0, | |||
161 | -102, 0, 0, 0, -102, 0, 0, 0, 0, 0, | |||
162 | 0, 0, -102, 0, 0, 0, 0, -102, 0, 0,}; | |||
163 | const short yygindex[] = | |||
164 | { 0, | |||
165 | 31, 0, 0, 0, 0, 0, 37, 0, 0, 0, | |||
166 | 0, -53, 0, 0, 0, 0, -23, | |||
167 | }; | |||
168 | #define YYTABLESIZE265 265 | |||
169 | const short yytable[] = | |||
170 | { 16, | |||
171 | 60, 57, 26, 49, 28, 29, 27, 41, 31, 67, | |||
172 | 50, 65, 33, 34, 70, 35, 40, 36, 37, 38, | |||
173 | 42, 39, 32, 43, 44, 45, 47, 51, 53, 54, | |||
174 | 55, 64, 68, 11, 36, 13, 32, 21, 66, 0, | |||
175 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
176 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
177 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
178 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
179 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | |||
180 | 0, 0, 0, 0, 0, 0, 0, 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, 8, 9, | |||
185 | 10, 11, 0, 0, 13, 58, 0, 0, 59, 8, | |||
186 | 9, 10, 11, 0, 0, 13, 58, 0, 0, 59, | |||
187 | 32, 32, 32, 32, 0, 0, 32, 32, 0, 0, | |||
188 | 32, 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, 2, 3, 4, 5, 6, | |||
196 | 0, 7, 8, 9, 10, 11, 12, 0, 13, 0, | |||
197 | 0, 14, 0, 0, 15, | |||
198 | }; | |||
199 | const short yycheck[] = | |||
200 | { 10, | |||
201 | 125, 55, 10, 268, 271, 272, 275, 261, 276, 63, | |||
202 | 275, 125, 276, 275, 68, 275, 61, 276, 276, 275, | |||
203 | 10, 276, 125, 10, 10, 275, 275, 123, 275, 275, | |||
204 | 10, 275, 10, 261, 10, 10, 6, 1, 62, -1, | |||
205 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
206 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
207 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
208 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
209 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
210 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
211 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
212 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
213 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
214 | -1, -1, -1, -1, -1, -1, -1, -1, 263, 264, | |||
215 | 265, 266, -1, -1, 269, 270, -1, -1, 273, 263, | |||
216 | 264, 265, 266, -1, -1, 269, 270, -1, -1, 273, | |||
217 | 263, 264, 265, 266, -1, -1, 269, 270, -1, -1, | |||
218 | 273, -1, -1, -1, -1, -1, -1, -1, -1, -1, | |||
219 | -1, -1, -1, -1, -1, -1, -1, -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, 256, 257, 258, 259, 260, | |||
226 | -1, 262, 263, 264, 265, 266, 267, -1, 269, -1, | |||
227 | -1, 272, -1, -1, 275, | |||
228 | }; | |||
229 | #define YYFINAL1 1 | |||
230 | #ifndef YYDEBUG0 | |||
231 | #define YYDEBUG0 0 | |||
232 | #endif | |||
233 | #define YYMAXTOKEN276 276 | |||
234 | #if YYDEBUG0 | |||
235 | const char * const yyname[] = | |||
236 | { | |||
237 | "end-of-file",0,0,0,0,0,0,0,0,0,"'\\n'",0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0, | |||
238 | 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, | |||
239 | 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, | |||
240 | 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, | |||
241 | 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, | |||
242 | 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, | |||
243 | 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,"SPLIT_HORIZON", | |||
244 | "TRIGGERED_UPDATES","FIBPRIORITY","FIBUPDATE","REDISTRIBUTE","RDOMAIN", | |||
245 | "AUTHKEY","AUTHTYPE","AUTHMD","AUTHMDKEYID","INTERFACE","RTLABEL","COST", | |||
246 | "PASSIVE","YES","NO","DEMOTE","ERROR","STRING","NUMBER", | |||
247 | }; | |||
248 | const char * const yyrule[] = | |||
249 | {"$accept : grammar", | |||
250 | "grammar :", | |||
251 | "grammar : grammar '\\n'", | |||
252 | "grammar : grammar conf_main '\\n'", | |||
253 | "grammar : grammar varset '\\n'", | |||
254 | "grammar : grammar interface '\\n'", | |||
255 | "grammar : grammar error '\\n'", | |||
256 | "string : string STRING", | |||
257 | "string : STRING", | |||
258 | "yesno : YES", | |||
259 | "yesno : NO", | |||
260 | "no :", | |||
261 | "no : NO", | |||
262 | "varset : STRING '=' string", | |||
263 | "conf_main : SPLIT_HORIZON STRING", | |||
264 | "conf_main : TRIGGERED_UPDATES yesno", | |||
265 | "conf_main : RDOMAIN NUMBER", | |||
266 | "conf_main : FIBPRIORITY NUMBER", | |||
267 | "conf_main : FIBUPDATE yesno", | |||
268 | "conf_main : no REDISTRIBUTE STRING", | |||
269 | "conf_main : no REDISTRIBUTE RTLABEL STRING", | |||
270 | "conf_main : defaults", | |||
271 | "authmd : AUTHMD NUMBER STRING", | |||
272 | "authmdkeyid : AUTHMDKEYID NUMBER", | |||
273 | "authtype : AUTHTYPE STRING", | |||
274 | "authkey : AUTHKEY STRING", | |||
275 | "defaults : COST NUMBER", | |||
276 | "defaults : authtype", | |||
277 | "defaults : authkey", | |||
278 | "defaults : authmdkeyid", | |||
279 | "defaults : authmd", | |||
280 | "optnl : '\\n' optnl", | |||
281 | "optnl :", | |||
282 | "nl : '\\n' optnl", | |||
283 | "$$1 :", | |||
284 | "interface : INTERFACE STRING $$1 interface_block", | |||
285 | "interface_block :", | |||
286 | "interface_block : '{' optnl interfaceopts_l '}'", | |||
287 | "interface_block : '{' optnl '}'", | |||
288 | "interfaceopts_l : interfaceopts_l interfaceoptsl nl", | |||
289 | "interfaceopts_l : interfaceoptsl optnl", | |||
290 | "interfaceoptsl : PASSIVE", | |||
291 | "interfaceoptsl : DEMOTE STRING", | |||
292 | "interfaceoptsl : defaults", | |||
293 | }; | |||
294 | #endif | |||
295 | #ifdef YYSTACKSIZE10000 | |||
296 | #undef YYMAXDEPTH10000 | |||
297 | #define YYMAXDEPTH10000 YYSTACKSIZE10000 | |||
298 | #else | |||
299 | #ifdef YYMAXDEPTH10000 | |||
300 | #define YYSTACKSIZE10000 YYMAXDEPTH10000 | |||
301 | #else | |||
302 | #define YYSTACKSIZE10000 10000 | |||
303 | #define YYMAXDEPTH10000 10000 | |||
304 | #endif | |||
305 | #endif | |||
306 | #define YYINITSTACKSIZE200 200 | |||
307 | /* LINTUSED */ | |||
308 | int yydebug; | |||
309 | int yynerrs; | |||
310 | int yyerrflag; | |||
311 | int yychar; | |||
312 | short *yyssp; | |||
313 | YYSTYPE *yyvsp; | |||
314 | YYSTYPE yyval; | |||
315 | YYSTYPE yylval; | |||
316 | short *yyss; | |||
317 | short *yysslim; | |||
318 | YYSTYPE *yyvs; | |||
319 | unsigned int yystacksize; | |||
320 | int yyparse(void); | |||
321 | #line 395 "/usr/src/usr.sbin/ripd/parse.y" | |||
322 | ||||
323 | struct keywords { | |||
324 | const char *k_name; | |||
325 | int k_val; | |||
326 | }; | |||
327 | ||||
328 | int | |||
329 | yyerror(const char *fmt, ...) | |||
330 | { | |||
331 | va_list ap; | |||
332 | char *msg; | |||
333 | ||||
334 | file->errors++; | |||
335 | va_start(ap, fmt)__builtin_va_start(ap, fmt); | |||
336 | if (vasprintf(&msg, fmt, ap) == -1) | |||
337 | fatalx("yyerror vasprintf"); | |||
338 | va_end(ap)__builtin_va_end(ap); | |||
339 | logit(LOG_CRIT2, "%s:%d: %s", file->name, yylval.lineno, msg); | |||
340 | free(msg); | |||
341 | return (0); | |||
342 | } | |||
343 | ||||
344 | int | |||
345 | kw_cmp(const void *k, const void *e) | |||
346 | { | |||
347 | return (strcmp(k, ((const struct keywords *)e)->k_name)); | |||
348 | } | |||
349 | ||||
350 | int | |||
351 | lookup(char *s) | |||
352 | { | |||
353 | /* this has to be sorted always */ | |||
354 | static const struct keywords keywords[] = { | |||
355 | {"auth-key", AUTHKEY263}, | |||
356 | {"auth-md", AUTHMD265}, | |||
357 | {"auth-md-keyid", AUTHMDKEYID266}, | |||
358 | {"auth-type", AUTHTYPE264}, | |||
359 | {"cost", COST269}, | |||
360 | {"demote", DEMOTE273}, | |||
361 | {"fib-priority", FIBPRIORITY259}, | |||
362 | {"fib-update", FIBUPDATE260}, | |||
363 | {"interface", INTERFACE267}, | |||
364 | {"no", NO272}, | |||
365 | {"passive", PASSIVE270}, | |||
366 | {"rdomain", RDOMAIN262}, | |||
367 | {"redistribute", REDISTRIBUTE261}, | |||
368 | {"rtlabel", RTLABEL268}, | |||
369 | {"split-horizon", SPLIT_HORIZON257}, | |||
370 | {"triggered-updates", TRIGGERED_UPDATES258}, | |||
371 | {"yes", YES271} | |||
372 | }; | |||
373 | const struct keywords *p; | |||
374 | ||||
375 | p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]), | |||
376 | sizeof(keywords[0]), kw_cmp); | |||
377 | ||||
378 | if (p) | |||
379 | return (p->k_val); | |||
380 | else | |||
381 | return (STRING275); | |||
382 | } | |||
383 | ||||
384 | #define MAXPUSHBACK128 128 | |||
385 | ||||
386 | char *parsebuf; | |||
387 | int parseindex; | |||
388 | char pushback_buffer[MAXPUSHBACK128]; | |||
389 | int pushback_index = 0; | |||
390 | ||||
391 | int | |||
392 | lgetc(int quotec) | |||
393 | { | |||
394 | int c, next; | |||
395 | ||||
396 | if (parsebuf) { | |||
397 | /* Read character from the parsebuffer instead of input. */ | |||
398 | if (parseindex >= 0) { | |||
399 | c = (unsigned char)parsebuf[parseindex++]; | |||
400 | if (c != '\0') | |||
401 | return (c); | |||
402 | parsebuf = NULL((void *)0); | |||
403 | } else | |||
404 | parseindex++; | |||
405 | } | |||
406 | ||||
407 | if (pushback_index) | |||
408 | return ((unsigned char)pushback_buffer[--pushback_index]); | |||
409 | ||||
410 | if (quotec) { | |||
411 | if ((c = getc(file->stream)(!__isthreaded ? (--(file->stream)->_r < 0 ? __srget (file->stream) : (int)(*(file->stream)->_p++)) : (getc )(file->stream))) == EOF(-1)) { | |||
412 | yyerror("reached end of file while parsing " | |||
413 | "quoted string"); | |||
414 | if (file == topfile || popfile() == EOF(-1)) | |||
415 | return (EOF(-1)); | |||
416 | return (quotec); | |||
417 | } | |||
418 | return (c); | |||
419 | } | |||
420 | ||||
421 | while ((c = getc(file->stream)(!__isthreaded ? (--(file->stream)->_r < 0 ? __srget (file->stream) : (int)(*(file->stream)->_p++)) : (getc )(file->stream))) == '\\') { | |||
422 | next = getc(file->stream)(!__isthreaded ? (--(file->stream)->_r < 0 ? __srget (file->stream) : (int)(*(file->stream)->_p++)) : (getc )(file->stream)); | |||
423 | if (next != '\n') { | |||
424 | c = next; | |||
425 | break; | |||
426 | } | |||
427 | yylval.lineno = file->lineno; | |||
428 | file->lineno++; | |||
429 | } | |||
430 | ||||
431 | while (c == EOF(-1)) { | |||
432 | if (file == topfile || popfile() == EOF(-1)) | |||
433 | return (EOF(-1)); | |||
434 | c = getc(file->stream)(!__isthreaded ? (--(file->stream)->_r < 0 ? __srget (file->stream) : (int)(*(file->stream)->_p++)) : (getc )(file->stream)); | |||
435 | } | |||
436 | return (c); | |||
437 | } | |||
438 | ||||
439 | int | |||
440 | lungetc(int c) | |||
441 | { | |||
442 | if (c == EOF(-1)) | |||
443 | return (EOF(-1)); | |||
444 | if (parsebuf) { | |||
445 | parseindex--; | |||
446 | if (parseindex >= 0) | |||
447 | return (c); | |||
448 | } | |||
449 | if (pushback_index + 1 >= MAXPUSHBACK128) | |||
450 | return (EOF(-1)); | |||
451 | pushback_buffer[pushback_index++] = c; | |||
452 | return (c); | |||
453 | } | |||
454 | ||||
455 | int | |||
456 | findeol(void) | |||
457 | { | |||
458 | int c; | |||
459 | ||||
460 | parsebuf = NULL((void *)0); | |||
461 | ||||
462 | /* skip to either EOF or the first real EOL */ | |||
463 | while (1) { | |||
464 | if (pushback_index) | |||
465 | c = (unsigned char)pushback_buffer[--pushback_index]; | |||
466 | else | |||
467 | c = lgetc(0); | |||
468 | if (c == '\n') { | |||
469 | file->lineno++; | |||
470 | break; | |||
471 | } | |||
472 | if (c == EOF(-1)) | |||
473 | break; | |||
474 | } | |||
475 | return (ERROR274); | |||
476 | } | |||
477 | ||||
478 | int | |||
479 | yylex(void) | |||
480 | { | |||
481 | char buf[8096]; | |||
482 | char *p, *val; | |||
483 | int quotec, next, c; | |||
484 | int token; | |||
485 | ||||
486 | top: | |||
487 | p = buf; | |||
488 | while ((c = lgetc(0)) == ' ' || c == '\t') | |||
489 | ; /* nothing */ | |||
490 | ||||
491 | yylval.lineno = file->lineno; | |||
492 | if (c == '#') | |||
493 | while ((c = lgetc(0)) != '\n' && c != EOF(-1)) | |||
494 | ; /* nothing */ | |||
495 | if (c == '$' && parsebuf == NULL((void *)0)) { | |||
496 | while (1) { | |||
497 | if ((c = lgetc(0)) == EOF(-1)) | |||
498 | return (0); | |||
499 | ||||
500 | if (p + 1 >= buf + sizeof(buf) - 1) { | |||
501 | yyerror("string too long"); | |||
502 | return (findeol()); | |||
503 | } | |||
504 | if (isalnum(c) || c == '_') { | |||
505 | *p++ = c; | |||
506 | continue; | |||
507 | } | |||
508 | *p = '\0'; | |||
509 | lungetc(c); | |||
510 | break; | |||
511 | } | |||
512 | val = symget(buf); | |||
513 | if (val == NULL((void *)0)) { | |||
514 | yyerror("macro '%s' not defined", buf); | |||
515 | return (findeol()); | |||
516 | } | |||
517 | parsebuf = val; | |||
518 | parseindex = 0; | |||
519 | goto top; | |||
520 | } | |||
521 | ||||
522 | switch (c) { | |||
523 | case '\'': | |||
524 | case '"': | |||
525 | quotec = c; | |||
526 | while (1) { | |||
527 | if ((c = lgetc(quotec)) == EOF(-1)) | |||
528 | return (0); | |||
529 | if (c == '\n') { | |||
530 | file->lineno++; | |||
531 | continue; | |||
532 | } else if (c == '\\') { | |||
533 | if ((next = lgetc(quotec)) == EOF(-1)) | |||
534 | return (0); | |||
535 | if (next == quotec || next == ' ' || | |||
536 | next == '\t') | |||
537 | c = next; | |||
538 | else if (next == '\n') { | |||
539 | file->lineno++; | |||
540 | continue; | |||
541 | } else | |||
542 | lungetc(next); | |||
543 | } else if (c == quotec) { | |||
544 | *p = '\0'; | |||
545 | break; | |||
546 | } else if (c == '\0') { | |||
547 | yyerror("syntax error"); | |||
548 | return (findeol()); | |||
549 | } | |||
550 | if (p + 1 >= buf + sizeof(buf) - 1) { | |||
551 | yyerror("string too long"); | |||
552 | return (findeol()); | |||
553 | } | |||
554 | *p++ = c; | |||
555 | } | |||
556 | yylval.v.string = strdup(buf); | |||
557 | if (yylval.v.string == NULL((void *)0)) | |||
558 | err(1, "%s", __func__); | |||
559 | return (STRING275); | |||
560 | } | |||
561 | ||||
562 | #define allowed_to_end_number(x)(isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=') \ | |||
563 | (isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=') | |||
564 | ||||
565 | if (c == '-' || isdigit(c)) { | |||
566 | do { | |||
567 | *p++ = c; | |||
568 | if ((size_t)(p-buf) >= sizeof(buf)) { | |||
569 | yyerror("string too long"); | |||
570 | return (findeol()); | |||
571 | } | |||
572 | } while ((c = lgetc(0)) != EOF(-1) && isdigit(c)); | |||
573 | lungetc(c); | |||
574 | if (p == buf + 1 && buf[0] == '-') | |||
575 | goto nodigits; | |||
576 | if (c == EOF(-1) || allowed_to_end_number(c)(isspace(c) || c == ')' || c ==',' || c == '/' || c == '}' || c == '=')) { | |||
577 | const char *errstr = NULL((void *)0); | |||
578 | ||||
579 | *p = '\0'; | |||
580 | yylval.v.number = strtonum(buf, LLONG_MIN(-9223372036854775807LL -1LL), | |||
581 | LLONG_MAX9223372036854775807LL, &errstr); | |||
582 | if (errstr) { | |||
583 | yyerror("\"%s\" invalid number: %s", | |||
584 | buf, errstr); | |||
585 | return (findeol()); | |||
586 | } | |||
587 | return (NUMBER276); | |||
588 | } else { | |||
589 | nodigits: | |||
590 | while (p > buf + 1) | |||
591 | lungetc((unsigned char)*--p); | |||
592 | c = (unsigned char)*--p; | |||
593 | if (c == '-') | |||
594 | return (c); | |||
595 | } | |||
596 | } | |||
597 | ||||
598 | #define allowed_in_string(x)(isalnum(x) || (ispunct(x) && x != '(' && x != ')' && x != '{' && x != '}' && x != '!' && x != '=' && x != '#' && x != ',') ) \ | |||
599 | (isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \ | |||
600 | x != '{' && x != '}' && \ | |||
601 | x != '!' && x != '=' && x != '#' && \ | |||
602 | x != ',')) | |||
603 | ||||
604 | if (isalnum(c) || c == ':' || c == '_') { | |||
605 | do { | |||
606 | *p++ = c; | |||
607 | if ((size_t)(p-buf) >= sizeof(buf)) { | |||
608 | yyerror("string too long"); | |||
609 | return (findeol()); | |||
610 | } | |||
611 | } while ((c = lgetc(0)) != EOF(-1) && (allowed_in_string(c)(isalnum(c) || (ispunct(c) && c != '(' && c != ')' && c != '{' && c != '}' && c != '!' && c != '=' && c != '#' && c != ',') ))); | |||
612 | lungetc(c); | |||
613 | *p = '\0'; | |||
614 | if ((token = lookup(buf)) == STRING275) | |||
615 | if ((yylval.v.string = strdup(buf)) == NULL((void *)0)) | |||
616 | err(1, "%s", __func__); | |||
617 | return (token); | |||
618 | } | |||
619 | if (c == '\n') { | |||
620 | yylval.lineno = file->lineno; | |||
621 | file->lineno++; | |||
622 | } | |||
623 | if (c == EOF(-1)) | |||
624 | return (0); | |||
625 | return (c); | |||
626 | } | |||
627 | ||||
628 | int | |||
629 | check_file_secrecy(int fd, const char *fname) | |||
630 | { | |||
631 | struct stat st; | |||
632 | ||||
633 | if (fstat(fd, &st)) { | |||
634 | log_warn("cannot stat %s", fname); | |||
635 | return (-1); | |||
636 | } | |||
637 | if (st.st_uid != 0 && st.st_uid != getuid()) { | |||
638 | log_warnx("%s: owner not root or current user", fname); | |||
639 | return (-1); | |||
640 | } | |||
641 | if (st.st_mode & (S_IWGRP0000020 | S_IXGRP0000010 | S_IRWXO0000007)) { | |||
642 | log_warnx("%s: group writable or world read/writable", fname); | |||
643 | return (-1); | |||
644 | } | |||
645 | return (0); | |||
646 | } | |||
647 | ||||
648 | struct file * | |||
649 | pushfile(const char *name, int secret) | |||
650 | { | |||
651 | struct file *nfile; | |||
652 | ||||
653 | if ((nfile = calloc(1, sizeof(struct file))) == NULL((void *)0)) { | |||
654 | log_warn("%s", __func__); | |||
655 | return (NULL((void *)0)); | |||
656 | } | |||
657 | if ((nfile->name = strdup(name)) == NULL((void *)0)) { | |||
658 | log_warn("%s", __func__); | |||
659 | free(nfile); | |||
660 | return (NULL((void *)0)); | |||
661 | } | |||
662 | if ((nfile->stream = fopen(nfile->name, "r")) == NULL((void *)0)) { | |||
663 | log_warn("%s: %s", __func__, nfile->name); | |||
664 | free(nfile->name); | |||
665 | free(nfile); | |||
666 | return (NULL((void *)0)); | |||
667 | } else if (secret && | |||
668 | check_file_secrecy(fileno(nfile->stream)(!__isthreaded ? ((nfile->stream)->_file) : (fileno)(nfile ->stream)), nfile->name)) { | |||
669 | fclose(nfile->stream); | |||
670 | free(nfile->name); | |||
671 | free(nfile); | |||
672 | return (NULL((void *)0)); | |||
673 | } | |||
674 | nfile->lineno = 1; | |||
675 | TAILQ_INSERT_TAIL(&files, nfile, entry)do { (nfile)->entry.tqe_next = ((void *)0); (nfile)->entry .tqe_prev = (&files)->tqh_last; *(&files)->tqh_last = (nfile); (&files)->tqh_last = &(nfile)->entry .tqe_next; } while (0); | |||
676 | return (nfile); | |||
677 | } | |||
678 | ||||
679 | int | |||
680 | popfile(void) | |||
681 | { | |||
682 | struct file *prev; | |||
683 | ||||
684 | if ((prev = TAILQ_PREV(file, files, entry)(*(((struct files *)((file)->entry.tqe_prev))->tqh_last ))) != NULL((void *)0)) | |||
685 | prev->errors += file->errors; | |||
686 | ||||
687 | TAILQ_REMOVE(&files, file, entry)do { if (((file)->entry.tqe_next) != ((void *)0)) (file)-> entry.tqe_next->entry.tqe_prev = (file)->entry.tqe_prev ; else (&files)->tqh_last = (file)->entry.tqe_prev; *(file)->entry.tqe_prev = (file)->entry.tqe_next; ; ; } while (0); | |||
688 | fclose(file->stream); | |||
689 | free(file->name); | |||
690 | free(file); | |||
691 | file = prev; | |||
692 | return (file ? 0 : EOF(-1)); | |||
693 | } | |||
694 | ||||
695 | struct ripd_conf * | |||
696 | parse_config(char *filename, int opts) | |||
697 | { | |||
698 | struct sym *sym, *next; | |||
699 | ||||
700 | if ((conf = calloc(1, sizeof(struct ripd_conf))) == NULL((void *)0)) | |||
701 | fatal("parse_config"); | |||
702 | ||||
703 | bzero(&globaldefs, sizeof(globaldefs)); | |||
704 | defs = &globaldefs; | |||
705 | TAILQ_INIT(&defs->md_list)do { (&defs->md_list)->tqh_first = ((void *)0); (& defs->md_list)->tqh_last = &(&defs->md_list) ->tqh_first; } while (0); | |||
706 | defs->cost = DEFAULT_COST1; | |||
707 | defs->auth_type = AUTH_NONE; | |||
708 | conf->opts = opts; | |||
709 | conf->options = OPT_SPLIT_POISONED0x02; | |||
710 | conf->fib_priority = RTP_RIP40; | |||
711 | SIMPLEQ_INIT(&conf->redist_list)do { (&conf->redist_list)->sqh_first = ((void *)0); (&conf->redist_list)->sqh_last = &(&conf-> redist_list)->sqh_first; } while (0); | |||
712 | ||||
713 | if ((file = pushfile(filename, !(conf->opts & RIPD_OPT_NOACTION0x00000004))) == NULL((void *)0)) { | |||
714 | free(conf); | |||
715 | return (NULL((void *)0)); | |||
716 | } | |||
717 | topfile = file; | |||
718 | ||||
719 | yyparse(); | |||
720 | errors = file->errors; | |||
721 | popfile(); | |||
722 | ||||
723 | /* Free macros and check which have not been used. */ | |||
724 | TAILQ_FOREACH_SAFE(sym, &symhead, entry, next)for ((sym) = ((&symhead)->tqh_first); (sym) != ((void * )0) && ((next) = ((sym)->entry.tqe_next), 1); (sym ) = (next)) { | |||
725 | if ((conf->opts & RIPD_OPT_VERBOSE20x00000002) && !sym->used) | |||
726 | fprintf(stderr(&__sF[2]), "warning: macro '%s' not " | |||
727 | "used\n", sym->nam); | |||
728 | if (!sym->persist) { | |||
729 | free(sym->nam); | |||
730 | free(sym->val); | |||
731 | TAILQ_REMOVE(&symhead, sym, entry)do { if (((sym)->entry.tqe_next) != ((void *)0)) (sym)-> entry.tqe_next->entry.tqe_prev = (sym)->entry.tqe_prev; else (&symhead)->tqh_last = (sym)->entry.tqe_prev; *(sym)->entry.tqe_prev = (sym)->entry.tqe_next; ; ; } while (0); | |||
732 | free(sym); | |||
733 | } | |||
734 | } | |||
735 | ||||
736 | /* free global config defaults */ | |||
737 | md_list_clr(&globaldefs.md_list); | |||
738 | ||||
739 | if (errors) { | |||
740 | clear_config(conf); | |||
741 | return (NULL((void *)0)); | |||
742 | } | |||
743 | ||||
744 | return (conf); | |||
745 | } | |||
746 | ||||
747 | int | |||
748 | symset(const char *nam, const char *val, int persist) | |||
749 | { | |||
750 | struct sym *sym; | |||
751 | ||||
752 | TAILQ_FOREACH(sym, &symhead, entry)for((sym) = ((&symhead)->tqh_first); (sym) != ((void * )0); (sym) = ((sym)->entry.tqe_next)) { | |||
753 | if (strcmp(nam, sym->nam) == 0) | |||
754 | break; | |||
755 | } | |||
756 | ||||
757 | if (sym != NULL((void *)0)) { | |||
758 | if (sym->persist == 1) | |||
759 | return (0); | |||
760 | else { | |||
761 | free(sym->nam); | |||
762 | free(sym->val); | |||
763 | TAILQ_REMOVE(&symhead, sym, entry)do { if (((sym)->entry.tqe_next) != ((void *)0)) (sym)-> entry.tqe_next->entry.tqe_prev = (sym)->entry.tqe_prev; else (&symhead)->tqh_last = (sym)->entry.tqe_prev; *(sym)->entry.tqe_prev = (sym)->entry.tqe_next; ; ; } while (0); | |||
764 | free(sym); | |||
765 | } | |||
766 | } | |||
767 | if ((sym = calloc(1, sizeof(*sym))) == NULL((void *)0)) | |||
768 | return (-1); | |||
769 | ||||
770 | sym->nam = strdup(nam); | |||
771 | if (sym->nam == NULL((void *)0)) { | |||
772 | free(sym); | |||
773 | return (-1); | |||
774 | } | |||
775 | sym->val = strdup(val); | |||
776 | if (sym->val == NULL((void *)0)) { | |||
777 | free(sym->nam); | |||
778 | free(sym); | |||
779 | return (-1); | |||
780 | } | |||
781 | sym->used = 0; | |||
782 | sym->persist = persist; | |||
783 | TAILQ_INSERT_TAIL(&symhead, sym, entry)do { (sym)->entry.tqe_next = ((void *)0); (sym)->entry. tqe_prev = (&symhead)->tqh_last; *(&symhead)->tqh_last = (sym); (&symhead)->tqh_last = &(sym)->entry. tqe_next; } while (0); | |||
784 | return (0); | |||
785 | } | |||
786 | ||||
787 | int | |||
788 | cmdline_symset(char *s) | |||
789 | { | |||
790 | char *sym, *val; | |||
791 | int ret; | |||
792 | ||||
793 | if ((val = strrchr(s, '=')) == NULL((void *)0)) | |||
794 | return (-1); | |||
795 | sym = strndup(s, val - s); | |||
796 | if (sym == NULL((void *)0)) | |||
797 | errx(1, "%s: strndup", __func__); | |||
798 | ret = symset(sym, val + 1, 1); | |||
799 | free(sym); | |||
800 | ||||
801 | return (ret); | |||
802 | } | |||
803 | ||||
804 | char * | |||
805 | symget(const char *nam) | |||
806 | { | |||
807 | struct sym *sym; | |||
808 | ||||
809 | TAILQ_FOREACH(sym, &symhead, entry)for((sym) = ((&symhead)->tqh_first); (sym) != ((void * )0); (sym) = ((sym)->entry.tqe_next)) { | |||
810 | if (strcmp(nam, sym->nam) == 0) { | |||
811 | sym->used = 1; | |||
812 | return (sym->val); | |||
813 | } | |||
814 | } | |||
815 | return (NULL((void *)0)); | |||
816 | } | |||
817 | ||||
818 | struct iface * | |||
819 | conf_get_if(struct kif *kif) | |||
820 | { | |||
821 | struct iface *i; | |||
822 | ||||
823 | LIST_FOREACH(i, &conf->iface_list, entry)for((i) = ((&conf->iface_list)->lh_first); (i)!= (( void *)0); (i) = ((i)->entry.le_next)) | |||
824 | if (i->ifindex == kif->ifindex) { | |||
825 | yyerror("interface %s already configured", | |||
826 | kif->ifname); | |||
827 | return (NULL((void *)0)); | |||
828 | } | |||
829 | ||||
830 | i = if_new(kif); | |||
831 | i->auth_keyid = 1; | |||
832 | i->passive = 0; | |||
833 | ||||
834 | return (i); | |||
835 | } | |||
836 | ||||
837 | void | |||
838 | clear_config(struct ripd_conf *xconf) | |||
839 | { | |||
840 | struct iface *i; | |||
841 | ||||
842 | while ((i = LIST_FIRST(&conf->iface_list)((&conf->iface_list)->lh_first)) != NULL((void *)0)) { | |||
843 | LIST_REMOVE(i, entry)do { if ((i)->entry.le_next != ((void *)0)) (i)->entry. le_next->entry.le_prev = (i)->entry.le_prev; *(i)->entry .le_prev = (i)->entry.le_next; ; ; } while (0); | |||
844 | if_del(i); | |||
845 | } | |||
846 | ||||
847 | free(xconf); | |||
848 | } | |||
849 | ||||
850 | int | |||
851 | host(const char *s, struct in_addr *addr, struct in_addr *mask) | |||
852 | { | |||
853 | struct in_addr ina; | |||
854 | int bits = 32; | |||
855 | ||||
856 | bzero(&ina, sizeof(struct in_addr)); | |||
857 | if (strrchr(s, '/') != NULL((void *)0)) { | |||
858 | if ((bits = inet_net_pton(AF_INET2, s, &ina, sizeof(ina))) == -1) | |||
859 | return (0); | |||
860 | } else { | |||
861 | if (inet_pton(AF_INET2, s, &ina) != 1) | |||
862 | return (0); | |||
863 | } | |||
864 | ||||
865 | addr->s_addr = ina.s_addr; | |||
866 | mask->s_addr = prefixlen2mask(bits); | |||
867 | ||||
868 | return (1); | |||
869 | } | |||
870 | #line 863 "parse.c" | |||
871 | /* allocate initial stack or double stack size, up to YYMAXDEPTH */ | |||
872 | static int yygrowstack(void) | |||
873 | { | |||
874 | unsigned int newsize; | |||
875 | long sslen; | |||
876 | short *newss; | |||
877 | YYSTYPE *newvs; | |||
878 | ||||
879 | if ((newsize = yystacksize) == 0) | |||
880 | newsize = YYINITSTACKSIZE200; | |||
881 | else if (newsize >= YYMAXDEPTH10000) | |||
882 | return -1; | |||
883 | else if ((newsize *= 2) > YYMAXDEPTH10000) | |||
884 | newsize = YYMAXDEPTH10000; | |||
885 | sslen = yyssp - yyss; | |||
886 | #ifdef SIZE_MAX0xffffffffffffffffUL | |||
887 | #define YY_SIZE_MAX0xffffffffffffffffUL SIZE_MAX0xffffffffffffffffUL | |||
888 | #else | |||
889 | #define YY_SIZE_MAX0xffffffffffffffffUL 0xffffffffU | |||
890 | #endif | |||
891 | if (newsize && YY_SIZE_MAX0xffffffffffffffffUL / newsize < sizeof *newss) | |||
892 | goto bail; | |||
893 | newss = (short *)realloc(yyss, newsize * sizeof *newss); | |||
894 | if (newss == NULL((void *)0)) | |||
895 | goto bail; | |||
896 | yyss = newss; | |||
897 | yyssp = newss + sslen; | |||
898 | if (newsize
| |||
899 | goto bail; | |||
900 | newvs = (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs); | |||
901 | if (newvs == NULL((void *)0)) | |||
902 | goto bail; | |||
903 | yyvs = newvs; | |||
904 | yyvsp = newvs + sslen; | |||
905 | yystacksize = newsize; | |||
906 | yysslim = yyss + newsize - 1; | |||
907 | return 0; | |||
908 | bail: | |||
909 | if (yyss
| |||
910 | free(yyss); | |||
911 | if (yyvs) | |||
912 | free(yyvs); | |||
| ||||
913 | yyss = yyssp = NULL((void *)0); | |||
914 | yyvs = yyvsp = NULL((void *)0); | |||
915 | yystacksize = 0; | |||
916 | return -1; | |||
917 | } | |||
918 | ||||
919 | #define YYABORTgoto yyabort goto yyabort | |||
920 | #define YYREJECTgoto yyabort goto yyabort | |||
921 | #define YYACCEPTgoto yyaccept goto yyaccept | |||
922 | #define YYERRORgoto yyerrlab goto yyerrlab | |||
923 | int | |||
924 | yyparse(void) | |||
925 | { | |||
926 | int yym, yyn, yystate; | |||
927 | #if YYDEBUG0 | |||
928 | const char *yys; | |||
929 | ||||
930 | if ((yys = getenv("YYDEBUG"))) | |||
931 | { | |||
932 | yyn = *yys; | |||
933 | if (yyn >= '0' && yyn <= '9') | |||
934 | yydebug = yyn - '0'; | |||
935 | } | |||
936 | #endif /* YYDEBUG */ | |||
937 | ||||
938 | yynerrs = 0; | |||
939 | yyerrflag = 0; | |||
940 | yychar = (-1); | |||
941 | ||||
942 | if (yyss == NULL((void *)0) && yygrowstack()) goto yyoverflow; | |||
| ||||
943 | yyssp = yyss; | |||
944 | yyvsp = yyvs; | |||
945 | *yyssp = yystate = 0; | |||
946 | ||||
947 | yyloop: | |||
948 | if ((yyn = yydefred[yystate]) != 0) goto yyreduce; | |||
949 | if (yychar < 0) | |||
950 | { | |||
951 | if ((yychar = yylex()) < 0) yychar = 0; | |||
952 | #if YYDEBUG0 | |||
953 | if (yydebug) | |||
954 | { | |||
955 | yys = 0; | |||
956 | if (yychar <= YYMAXTOKEN276) yys = yyname[yychar]; | |||
957 | if (!yys) yys = "illegal-symbol"; | |||
958 | printf("%sdebug: state %d, reading %d (%s)\n", | |||
959 | YYPREFIX"yy", yystate, yychar, yys); | |||
960 | } | |||
961 | #endif | |||
962 | } | |||
963 | if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && | |||
964 | yyn <= YYTABLESIZE265 && yycheck[yyn] == yychar) | |||
965 | { | |||
966 | #if YYDEBUG0 | |||
967 | if (yydebug) | |||
968 | printf("%sdebug: state %d, shifting to state %d\n", | |||
969 | YYPREFIX"yy", yystate, yytable[yyn]); | |||
970 | #endif | |||
971 | if (yyssp >= yysslim && yygrowstack()) | |||
972 | { | |||
973 | goto yyoverflow; | |||
974 | } | |||
975 | *++yyssp = yystate = yytable[yyn]; | |||
976 | *++yyvsp = yylval; | |||
977 | yychar = (-1); | |||
978 | if (yyerrflag > 0) --yyerrflag; | |||
979 | goto yyloop; | |||
980 | } | |||
981 | if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && | |||
982 | yyn <= YYTABLESIZE265 && yycheck[yyn] == yychar) | |||
983 | { | |||
984 | yyn = yytable[yyn]; | |||
985 | goto yyreduce; | |||
986 | } | |||
987 | if (yyerrflag) goto yyinrecovery; | |||
988 | #if defined(__GNUC__4) | |||
989 | goto yynewerror; | |||
990 | #endif | |||
991 | yynewerror: | |||
992 | yyerror("syntax error"); | |||
993 | #if defined(__GNUC__4) | |||
994 | goto yyerrlab; | |||
995 | #endif | |||
996 | yyerrlab: | |||
997 | ++yynerrs; | |||
998 | yyinrecovery: | |||
999 | if (yyerrflag < 3) | |||
1000 | { | |||
1001 | yyerrflag = 3; | |||
1002 | for (;;) | |||
1003 | { | |||
1004 | if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE256) >= 0 && | |||
1005 | yyn <= YYTABLESIZE265 && yycheck[yyn] == YYERRCODE256) | |||
1006 | { | |||
1007 | #if YYDEBUG0 | |||
1008 | if (yydebug) | |||
1009 | printf("%sdebug: state %d, error recovery shifting\ | |||
1010 | to state %d\n", YYPREFIX"yy", *yyssp, yytable[yyn]); | |||
1011 | #endif | |||
1012 | if (yyssp >= yysslim && yygrowstack()) | |||
1013 | { | |||
1014 | goto yyoverflow; | |||
1015 | } | |||
1016 | *++yyssp = yystate = yytable[yyn]; | |||
1017 | *++yyvsp = yylval; | |||
1018 | goto yyloop; | |||
1019 | } | |||
1020 | else | |||
1021 | { | |||
1022 | #if YYDEBUG0 | |||
1023 | if (yydebug) | |||
1024 | printf("%sdebug: error recovery discarding state %d\n", | |||
1025 | YYPREFIX"yy", *yyssp); | |||
1026 | #endif | |||
1027 | if (yyssp <= yyss) goto yyabort; | |||
1028 | --yyssp; | |||
1029 | --yyvsp; | |||
1030 | } | |||
1031 | } | |||
1032 | } | |||
1033 | else | |||
1034 | { | |||
1035 | if (yychar == 0) goto yyabort; | |||
1036 | #if YYDEBUG0 | |||
1037 | if (yydebug) | |||
1038 | { | |||
1039 | yys = 0; | |||
1040 | if (yychar <= YYMAXTOKEN276) yys = yyname[yychar]; | |||
1041 | if (!yys) yys = "illegal-symbol"; | |||
1042 | printf("%sdebug: state %d, error recovery discards token %d (%s)\n", | |||
1043 | YYPREFIX"yy", yystate, yychar, yys); | |||
1044 | } | |||
1045 | #endif | |||
1046 | yychar = (-1); | |||
1047 | goto yyloop; | |||
1048 | } | |||
1049 | yyreduce: | |||
1050 | #if YYDEBUG0 | |||
1051 | if (yydebug) | |||
1052 | printf("%sdebug: state %d, reducing by rule %d (%s)\n", | |||
1053 | YYPREFIX"yy", yystate, yyn, yyrule[yyn]); | |||
1054 | #endif | |||
1055 | yym = yylen[yyn]; | |||
1056 | if (yym) | |||
1057 | yyval = yyvsp[1-yym]; | |||
1058 | else | |||
1059 | memset(&yyval, 0, sizeof yyval); | |||
1060 | switch (yyn) | |||
1061 | { | |||
1062 | case 6: | |||
1063 | #line 127 "/usr/src/usr.sbin/ripd/parse.y" | |||
1064 | { file->errors++; } | |||
1065 | break; | |||
1066 | case 7: | |||
1067 | #line 130 "/usr/src/usr.sbin/ripd/parse.y" | |||
1068 | { | |||
1069 | if (asprintf(&yyval.v.string, "%s %s", yyvsp[-1].v.string, yyvsp[0].v.string) == -1) { | |||
1070 | free(yyvsp[-1].v.string); | |||
1071 | free(yyvsp[0].v.string); | |||
1072 | yyerror("string: asprintf"); | |||
1073 | YYERRORgoto yyerrlab; | |||
1074 | } | |||
1075 | free(yyvsp[-1].v.string); | |||
1076 | free(yyvsp[0].v.string); | |||
1077 | } | |||
1078 | break; | |||
1079 | case 9: | |||
1080 | #line 143 "/usr/src/usr.sbin/ripd/parse.y" | |||
1081 | { yyval.v.number = 1; } | |||
1082 | break; | |||
1083 | case 10: | |||
1084 | #line 144 "/usr/src/usr.sbin/ripd/parse.y" | |||
1085 | { yyval.v.number = 0; } | |||
1086 | break; | |||
1087 | case 11: | |||
1088 | #line 147 "/usr/src/usr.sbin/ripd/parse.y" | |||
1089 | { yyval.v.number = 0; } | |||
1090 | break; | |||
1091 | case 12: | |||
1092 | #line 148 "/usr/src/usr.sbin/ripd/parse.y" | |||
1093 | { yyval.v.number = 1; } | |||
1094 | break; | |||
1095 | case 13: | |||
1096 | #line 150 "/usr/src/usr.sbin/ripd/parse.y" | |||
1097 | { | |||
1098 | char *s = yyvsp[-2].v.string; | |||
1099 | if (conf->opts & RIPD_OPT_VERBOSE0x00000001) | |||
1100 | printf("%s = \"%s\"\n", yyvsp[-2].v.string, yyvsp[0].v.string); | |||
1101 | while (*s++) { | |||
1102 | if (isspace((unsigned char)*s)) { | |||
1103 | yyerror("macro name cannot contain " | |||
1104 | "whitespace"); | |||
1105 | free(yyvsp[-2].v.string); | |||
1106 | free(yyvsp[0].v.string); | |||
1107 | YYERRORgoto yyerrlab; | |||
1108 | } | |||
1109 | } | |||
1110 | if (symset(yyvsp[-2].v.string, yyvsp[0].v.string, 0) == -1) | |||
1111 | fatal("cannot store variable"); | |||
1112 | free(yyvsp[-2].v.string); | |||
1113 | free(yyvsp[0].v.string); | |||
1114 | } | |||
1115 | break; | |||
1116 | case 14: | |||
1117 | #line 170 "/usr/src/usr.sbin/ripd/parse.y" | |||
1118 | { | |||
1119 | /* clean flags first */ | |||
1120 | conf->options &= ~(OPT_SPLIT_HORIZON0x01 | | |||
1121 | OPT_SPLIT_POISONED0x02); | |||
1122 | if (!strcmp(yyvsp[0].v.string, "none")) | |||
1123 | /* nothing */ ; | |||
1124 | else if (!strcmp(yyvsp[0].v.string, "simple")) | |||
1125 | conf->options |= OPT_SPLIT_HORIZON0x01; | |||
1126 | else if (!strcmp(yyvsp[0].v.string, "poisoned")) | |||
1127 | conf->options |= OPT_SPLIT_POISONED0x02; | |||
1128 | else { | |||
1129 | yyerror("unknown split horizon type"); | |||
1130 | free(yyvsp[0].v.string); | |||
1131 | YYERRORgoto yyerrlab; | |||
1132 | } | |||
1133 | free(yyvsp[0].v.string); | |||
1134 | } | |||
1135 | break; | |||
1136 | case 15: | |||
1137 | #line 187 "/usr/src/usr.sbin/ripd/parse.y" | |||
1138 | { | |||
1139 | if (yyvsp[0].v.number == 1) | |||
1140 | conf->options |= OPT_TRIGGERED_UPDATES0x04; | |||
1141 | else | |||
1142 | conf->options &= ~OPT_TRIGGERED_UPDATES0x04; | |||
1143 | } | |||
1144 | break; | |||
1145 | case 16: | |||
1146 | #line 193 "/usr/src/usr.sbin/ripd/parse.y" | |||
1147 | { | |||
1148 | if (yyvsp[0].v.number < 0 || yyvsp[0].v.number > RT_TABLEID_MAX255) { | |||
1149 | yyerror("invalid rdomain"); | |||
1150 | YYERRORgoto yyerrlab; | |||
1151 | } | |||
1152 | conf->rdomain = yyvsp[0].v.number; | |||
1153 | } | |||
1154 | break; | |||
1155 | case 17: | |||
1156 | #line 200 "/usr/src/usr.sbin/ripd/parse.y" | |||
1157 | { | |||
1158 | if (yyvsp[0].v.number <= RTP_NONE0 || yyvsp[0].v.number > RTP_MAX63) { | |||
1159 | yyerror("invalid fib-priority"); | |||
1160 | YYERRORgoto yyerrlab; | |||
1161 | } | |||
1162 | conf->fib_priority = yyvsp[0].v.number; | |||
1163 | } | |||
1164 | break; | |||
1165 | case 18: | |||
1166 | #line 207 "/usr/src/usr.sbin/ripd/parse.y" | |||
1167 | { | |||
1168 | if (yyvsp[0].v.number == 0) | |||
1169 | conf->flags |= RIPD_FLAG_NO_FIB_UPDATE0x0001; | |||
1170 | else | |||
1171 | conf->flags &= ~RIPD_FLAG_NO_FIB_UPDATE0x0001; | |||
1172 | } | |||
1173 | break; | |||
1174 | case 19: | |||
1175 | #line 213 "/usr/src/usr.sbin/ripd/parse.y" | |||
1176 | { | |||
1177 | struct redistribute *r; | |||
1178 | ||||
1179 | if ((r = calloc(1, sizeof(*r))) == NULL((void *)0)) | |||
1180 | fatal(NULL((void *)0)); | |||
1181 | if (!strcmp(yyvsp[0].v.string, "static")) | |||
1182 | r->type = REDIST_STATIC0x02; | |||
1183 | else if (!strcmp(yyvsp[0].v.string, "connected")) | |||
1184 | r->type = REDIST_CONNECTED0x01; | |||
1185 | else if (!strcmp(yyvsp[0].v.string, "default")) | |||
1186 | r->type = REDIST_DEFAULT0x10; | |||
1187 | else if (host(yyvsp[0].v.string, &r->addr, &r->mask)) | |||
1188 | r->type = REDIST_ADDR0x08; | |||
1189 | else { | |||
1190 | yyerror("unknown redistribute type"); | |||
1191 | free(yyvsp[0].v.string); | |||
1192 | free(r); | |||
1193 | YYERRORgoto yyerrlab; | |||
1194 | } | |||
1195 | ||||
1196 | if (yyvsp[-2].v.number) | |||
1197 | r->type |= REDIST_NO0x20; | |||
1198 | ||||
1199 | SIMPLEQ_INSERT_TAIL(&conf->redist_list, r,do { (r)->entry.sqe_next = ((void *)0); *(&conf->redist_list )->sqh_last = (r); (&conf->redist_list)->sqh_last = &(r)->entry.sqe_next; } while (0) | |||
1200 | entry)do { (r)->entry.sqe_next = ((void *)0); *(&conf->redist_list )->sqh_last = (r); (&conf->redist_list)->sqh_last = &(r)->entry.sqe_next; } while (0); | |||
1201 | ||||
1202 | conf->redistribute |= REDISTRIBUTE_ON0x01; | |||
1203 | free(yyvsp[0].v.string); | |||
1204 | } | |||
1205 | break; | |||
1206 | case 20: | |||
1207 | #line 242 "/usr/src/usr.sbin/ripd/parse.y" | |||
1208 | { | |||
1209 | struct redistribute *r; | |||
1210 | ||||
1211 | if ((r = calloc(1, sizeof(*r))) == NULL((void *)0)) | |||
1212 | fatal(NULL((void *)0)); | |||
1213 | r->type = REDIST_LABEL0x04; | |||
1214 | r->label = rtlabel_name2id(yyvsp[0].v.string); | |||
1215 | if (yyvsp[-3].v.number) | |||
1216 | r->type |= REDIST_NO0x20; | |||
1217 | free(yyvsp[0].v.string); | |||
1218 | ||||
1219 | SIMPLEQ_INSERT_TAIL(&conf->redist_list, r, entry)do { (r)->entry.sqe_next = ((void *)0); *(&conf->redist_list )->sqh_last = (r); (&conf->redist_list)->sqh_last = &(r)->entry.sqe_next; } while (0); | |||
1220 | conf->redistribute |= REDISTRIBUTE_ON0x01; | |||
1221 | } | |||
1222 | break; | |||
1223 | case 22: | |||
1224 | #line 259 "/usr/src/usr.sbin/ripd/parse.y" | |||
1225 | { | |||
1226 | if (yyvsp[-1].v.number < MIN_MD_ID0 || yyvsp[-1].v.number > MAX_MD_ID255) { | |||
1227 | yyerror("auth-md key-id out of range " | |||
1228 | "(%d-%d)", MIN_MD_ID0, MAX_MD_ID255); | |||
1229 | free(yyvsp[0].v.string); | |||
1230 | YYERRORgoto yyerrlab; | |||
1231 | } | |||
1232 | if (md_list_add(&defs->md_list, yyvsp[-1].v.number, yyvsp[0].v.string) == -1) { | |||
1233 | yyerror("auth-md key length out of range " | |||
1234 | "(max length %d)", MD5_DIGEST_LENGTH16); | |||
1235 | free(yyvsp[0].v.string); | |||
1236 | YYERRORgoto yyerrlab; | |||
1237 | } | |||
1238 | free(yyvsp[0].v.string); | |||
1239 | } | |||
1240 | break; | |||
1241 | case 23: | |||
1242 | #line 275 "/usr/src/usr.sbin/ripd/parse.y" | |||
1243 | { | |||
1244 | if (yyvsp[0].v.number < MIN_MD_ID0 || yyvsp[0].v.number > MAX_MD_ID255) { | |||
1245 | yyerror("auth-md-keyid out of range " | |||
1246 | "(%d-%d)", MIN_MD_ID0, MAX_MD_ID255); | |||
1247 | YYERRORgoto yyerrlab; | |||
1248 | } | |||
1249 | defs->auth_keyid = yyvsp[0].v.number; | |||
1250 | } | |||
1251 | break; | |||
1252 | case 24: | |||
1253 | #line 284 "/usr/src/usr.sbin/ripd/parse.y" | |||
1254 | { | |||
1255 | enum auth_type type; | |||
1256 | ||||
1257 | if (!strcmp(yyvsp[0].v.string, "none")) | |||
1258 | type = AUTH_NONE; | |||
1259 | else if (!strcmp(yyvsp[0].v.string, "simple")) | |||
1260 | type = AUTH_SIMPLE; | |||
1261 | else if (!strcmp(yyvsp[0].v.string, "crypt")) | |||
1262 | type = AUTH_CRYPT; | |||
1263 | else { | |||
1264 | yyerror("unknown auth-type"); | |||
1265 | free(yyvsp[0].v.string); | |||
1266 | YYERRORgoto yyerrlab; | |||
1267 | } | |||
1268 | free(yyvsp[0].v.string); | |||
1269 | defs->auth_type = type; | |||
1270 | } | |||
1271 | break; | |||
1272 | case 25: | |||
1273 | #line 303 "/usr/src/usr.sbin/ripd/parse.y" | |||
1274 | { | |||
1275 | if (strlen(yyvsp[0].v.string) > MAX_SIMPLE_AUTH_LEN16) { | |||
1276 | yyerror("auth-key too long (max length %d)", | |||
1277 | MAX_SIMPLE_AUTH_LEN16); | |||
1278 | free(yyvsp[0].v.string); | |||
1279 | YYERRORgoto yyerrlab; | |||
1280 | } | |||
1281 | bzero(defs->auth_key, MAX_SIMPLE_AUTH_LEN16); | |||
1282 | memcpy(defs->auth_key, yyvsp[0].v.string, strlen(yyvsp[0].v.string)); | |||
1283 | free(yyvsp[0].v.string); | |||
1284 | } | |||
1285 | break; | |||
1286 | case 26: | |||
1287 | #line 316 "/usr/src/usr.sbin/ripd/parse.y" | |||
1288 | { | |||
1289 | if (yyvsp[0].v.number < 1 || yyvsp[0].v.number > INFINITY16) { | |||
1290 | yyerror("cost out of range (%d-%d)", 1, | |||
1291 | INFINITY16); | |||
1292 | YYERRORgoto yyerrlab; | |||
1293 | } | |||
1294 | defs->cost = yyvsp[0].v.number; | |||
1295 | } | |||
1296 | break; | |||
1297 | case 34: | |||
1298 | #line 337 "/usr/src/usr.sbin/ripd/parse.y" | |||
1299 | { | |||
1300 | struct kif *kif; | |||
1301 | ||||
1302 | if ((kif = kif_findname(yyvsp[0].v.string)) == NULL((void *)0)) { | |||
1303 | yyerror("unknown interface %s", yyvsp[0].v.string); | |||
1304 | free(yyvsp[0].v.string); | |||
1305 | YYERRORgoto yyerrlab; | |||
1306 | } | |||
1307 | free(yyvsp[0].v.string); | |||
1308 | iface = conf_get_if(kif); | |||
1309 | if (iface == NULL((void *)0)) | |||
1310 | YYERRORgoto yyerrlab; | |||
1311 | LIST_INSERT_HEAD(&conf->iface_list, iface, entry)do { if (((iface)->entry.le_next = (&conf->iface_list )->lh_first) != ((void *)0)) (&conf->iface_list)-> lh_first->entry.le_prev = &(iface)->entry.le_next; ( &conf->iface_list)->lh_first = (iface); (iface)-> entry.le_prev = &(&conf->iface_list)->lh_first; } while (0); | |||
1312 | memcpy(&ifacedefs, defs, sizeof(ifacedefs)); | |||
1313 | md_list_copy(&ifacedefs.md_list, &defs->md_list); | |||
1314 | defs = &ifacedefs; | |||
1315 | } | |||
1316 | break; | |||
1317 | case 35: | |||
1318 | #line 353 "/usr/src/usr.sbin/ripd/parse.y" | |||
1319 | { | |||
1320 | iface->cost = defs->cost; | |||
1321 | iface->auth_type = defs->auth_type; | |||
1322 | iface->auth_keyid = defs->auth_keyid; | |||
1323 | memcpy(iface->auth_key, defs->auth_key, | |||
1324 | sizeof(iface->auth_key)); | |||
1325 | md_list_copy(&iface->auth_md_list, &defs->md_list); | |||
1326 | md_list_clr(&defs->md_list); | |||
1327 | defs = &globaldefs; | |||
1328 | } | |||
1329 | break; | |||
1330 | case 41: | |||
1331 | #line 374 "/usr/src/usr.sbin/ripd/parse.y" | |||
1332 | { iface->passive = 1; } | |||
1333 | break; | |||
1334 | case 42: | |||
1335 | #line 375 "/usr/src/usr.sbin/ripd/parse.y" | |||
1336 | { | |||
1337 | if (strlcpy(iface->demote_group, yyvsp[0].v.string, | |||
1338 | sizeof(iface->demote_group)) >= | |||
1339 | sizeof(iface->demote_group)) { | |||
1340 | yyerror("demote group name \"%s\" too long", | |||
1341 | yyvsp[0].v.string); | |||
1342 | free(yyvsp[0].v.string); | |||
1343 | YYERRORgoto yyerrlab; | |||
1344 | } | |||
1345 | free(yyvsp[0].v.string); | |||
1346 | if (carp_demote_init(iface->demote_group, | |||
1347 | conf->opts & RIPD_OPT_FORCE_DEMOTE0x00000008) == -1) { | |||
1348 | yyerror("error initializing group \"%s\"", | |||
1349 | iface->demote_group); | |||
1350 | YYERRORgoto yyerrlab; | |||
1351 | } | |||
1352 | } | |||
1353 | break; | |||
1354 | #line 1347 "parse.c" | |||
1355 | } | |||
1356 | yyssp -= yym; | |||
1357 | yystate = *yyssp; | |||
1358 | yyvsp -= yym; | |||
1359 | yym = yylhs[yyn]; | |||
1360 | if (yystate == 0 && yym == 0) | |||
1361 | { | |||
1362 | #if YYDEBUG0 | |||
1363 | if (yydebug) | |||
1364 | printf("%sdebug: after reduction, shifting from state 0 to\ | |||
1365 | state %d\n", YYPREFIX"yy", YYFINAL1); | |||
1366 | #endif | |||
1367 | yystate = YYFINAL1; | |||
1368 | *++yyssp = YYFINAL1; | |||
1369 | *++yyvsp = yyval; | |||
1370 | if (yychar < 0) | |||
1371 | { | |||
1372 | if ((yychar = yylex()) < 0) yychar = 0; | |||
1373 | #if YYDEBUG0 | |||
1374 | if (yydebug) | |||
1375 | { | |||
1376 | yys = 0; | |||
1377 | if (yychar <= YYMAXTOKEN276) yys = yyname[yychar]; | |||
1378 | if (!yys) yys = "illegal-symbol"; | |||
1379 | printf("%sdebug: state %d, reading %d (%s)\n", | |||
1380 | YYPREFIX"yy", YYFINAL1, yychar, yys); | |||
1381 | } | |||
1382 | #endif | |||
1383 | } | |||
1384 | if (yychar == 0) goto yyaccept; | |||
1385 | goto yyloop; | |||
1386 | } | |||
1387 | if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && | |||
1388 | yyn <= YYTABLESIZE265 && yycheck[yyn] == yystate) | |||
1389 | yystate = yytable[yyn]; | |||
1390 | else | |||
1391 | yystate = yydgoto[yym]; | |||
1392 | #if YYDEBUG0 | |||
1393 | if (yydebug) | |||
1394 | printf("%sdebug: after reduction, shifting from state %d \ | |||
1395 | to state %d\n", YYPREFIX"yy", *yyssp, yystate); | |||
1396 | #endif | |||
1397 | if (yyssp >= yysslim && yygrowstack()) | |||
1398 | { | |||
1399 | goto yyoverflow; | |||
1400 | } | |||
1401 | *++yyssp = yystate; | |||
1402 | *++yyvsp = yyval; | |||
1403 | goto yyloop; | |||
1404 | yyoverflow: | |||
1405 | yyerror("yacc stack overflow"); | |||
1406 | yyabort: | |||
1407 | if (yyss) | |||
1408 | free(yyss); | |||
1409 | if (yyvs) | |||
1410 | free(yyvs); | |||
1411 | yyss = yyssp = NULL((void *)0); | |||
1412 | yyvs = yyvsp = NULL((void *)0); | |||
1413 | yystacksize = 0; | |||
1414 | return (1); | |||
1415 | yyaccept: | |||
1416 | if (yyss) | |||
1417 | free(yyss); | |||
1418 | if (yyvs) | |||
1419 | free(yyvs); | |||
1420 | yyss = yyssp = NULL((void *)0); | |||
1421 | yyvs = yyvsp = NULL((void *)0); | |||
1422 | yystacksize = 0; | |||
1423 | return (0); | |||
1424 | } |