File: | src/usr.sbin/ripd/obj/parse.c |
Warning: | line 1401, column 14 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 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
| ||||
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
| ||||
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
| ||||
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 | } |