File: | src/sbin/unwind/obj/parse.c |
Warning: | line 1159, column 5 Use of memory after it is freed |
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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/sbin/unwind/parse.y" | ||||
13 | #include <sys/queue.h> | ||||
14 | #include <sys/socket.h> | ||||
15 | #include <sys/stat.h> | ||||
16 | #include <sys/types.h> | ||||
17 | |||||
18 | #include <ctype.h> | ||||
19 | #include <err.h> | ||||
20 | #include <errno(*__errno()).h> | ||||
21 | #include <limits.h> | ||||
22 | #include <netdb.h> | ||||
23 | #include <stdarg.h> | ||||
24 | #include <stdint.h> | ||||
25 | #include <stdio.h> | ||||
26 | #include <syslog.h> | ||||
27 | #include <unistd.h> | ||||
28 | |||||
29 | #include "log.h" | ||||
30 | #include "unwind.h" | ||||
31 | |||||
32 | TAILQ_HEAD(files, file)struct files { struct file *tqh_first; struct file **tqh_last ; } files = TAILQ_HEAD_INITIALIZER(files){ ((void *)0), &(files).tqh_first }; | ||||
33 | static struct file { | ||||
34 | TAILQ_ENTRY(file)struct { struct file *tqe_next; struct file **tqe_prev; } entry; | ||||
35 | FILE *stream; | ||||
36 | char *name; | ||||
37 | size_t ungetpos; | ||||
38 | size_t ungetsize; | ||||
39 | u_char *ungetbuf; | ||||
40 | int eof_reached; | ||||
41 | int lineno; | ||||
42 | int errors; | ||||
43 | } *file, *topfile; | ||||
44 | struct file *pushfile(const char *, int); | ||||
45 | int popfile(void); | ||||
46 | int check_file_secrecy(int, const char *); | ||||
47 | int yyparse(void); | ||||
48 | int yylex(void); | ||||
49 | int yyerror(const char *, ...) | ||||
50 | __attribute__((__format__ (printf, 1, 2))) | ||||
51 | __attribute__((__nonnull__ (1))); | ||||
52 | int kw_cmp(const void *, const void *); | ||||
53 | int lookup(char *); | ||||
54 | int igetc(void); | ||||
55 | int lgetc(int); | ||||
56 | void lungetc(int); | ||||
57 | int findeol(void); | ||||
58 | |||||
59 | TAILQ_HEAD(symhead, sym)struct symhead { struct sym *tqh_first; struct sym **tqh_last ; } symhead = TAILQ_HEAD_INITIALIZER(symhead){ ((void *)0), &(symhead).tqh_first }; | ||||
60 | struct sym { | ||||
61 | TAILQ_ENTRY(sym)struct { struct sym *tqe_next; struct sym **tqe_prev; } entry; | ||||
62 | int used; | ||||
63 | int persist; | ||||
64 | char *nam; | ||||
65 | char *val; | ||||
66 | }; | ||||
67 | |||||
68 | int symset(const char *, const char *, int); | ||||
69 | char *symget(const char *); | ||||
70 | int check_pref_uniq(enum uw_resolver_type); | ||||
71 | |||||
72 | static struct uw_conf *conf; | ||||
73 | static int errors; | ||||
74 | |||||
75 | void clear_config(struct uw_conf *xconf); | ||||
76 | struct sockaddr_storage *host_ip(const char *); | ||||
77 | |||||
78 | typedef struct { | ||||
79 | union { | ||||
80 | int64_t number; | ||||
81 | char *string; | ||||
82 | struct force_tree force; | ||||
83 | } v; | ||||
84 | int lineno; | ||||
85 | } YYSTYPE; | ||||
86 | |||||
87 | #line 88 "parse.c" | ||||
88 | #define INCLUDE257 257 | ||||
89 | #define ERROR258 258 | ||||
90 | #define FORWARDER259 259 | ||||
91 | #define DOT260 260 | ||||
92 | #define PORT261 261 | ||||
93 | #define ODOT_FORWARDER262 262 | ||||
94 | #define ODOT_AUTOCONF263 263 | ||||
95 | #define ODOT_DHCP264 264 | ||||
96 | #define AUTHENTICATION265 265 | ||||
97 | #define NAME266 266 | ||||
98 | #define PREFERENCE267 267 | ||||
99 | #define RECURSOR268 268 | ||||
100 | #define AUTOCONF269 269 | ||||
101 | #define DHCP270 270 | ||||
102 | #define STUB271 271 | ||||
103 | #define BLOCK272 272 | ||||
104 | #define LIST273 273 | ||||
105 | #define LOG274 274 | ||||
106 | #define FORCE275 275 | ||||
107 | #define ACCEPT276 276 | ||||
108 | #define BOGUS277 277 | ||||
109 | #define STRING278 278 | ||||
110 | #define NUMBER279 279 | ||||
111 | #define YYERRCODE256 256 | ||||
112 | const short yylhs[] = | ||||
113 | { -1, | ||||
114 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 9, | ||||
115 | 6, 6, 10, 15, 15, 13, 17, 11, 16, 16, | ||||
116 | 18, 18, 19, 3, 3, 3, 3, 3, 3, 3, | ||||
117 | 3, 3, 12, 20, 20, 21, 21, 22, 1, 1, | ||||
118 | 7, 7, 2, 2, 4, 4, 14, 5, 5, 8, | ||||
119 | 8, | ||||
120 | }; | ||||
121 | const short yylen[] = | ||||
122 | { 2, | ||||
123 | 0, 3, 2, 3, 3, 3, 3, 3, 3, 2, | ||||
124 | 2, 1, 3, 2, 0, 4, 0, 3, 4, 1, | ||||
125 | 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, | ||||
126 | 1, 1, 2, 4, 1, 3, 2, 4, 2, 0, | ||||
127 | 3, 0, 1, 0, 1, 0, 7, 2, 0, 3, | ||||
128 | 0, | ||||
129 | }; | ||||
130 | const short yydefred[] = | ||||
131 | { 1, | ||||
132 | 0, 0, 0, 0, 17, 0, 0, 0, 3, 0, | ||||
133 | 0, 0, 0, 0, 0, 9, 10, 0, 0, 33, | ||||
134 | 35, 0, 0, 0, 0, 0, 2, 4, 5, 6, | ||||
135 | 7, 8, 0, 0, 0, 0, 25, 24, 26, 30, | ||||
136 | 31, 27, 28, 29, 32, 0, 23, 18, 20, 0, | ||||
137 | 48, 0, 12, 0, 39, 0, 0, 14, 0, 0, | ||||
138 | 0, 45, 16, 51, 11, 0, 43, 38, 34, 0, | ||||
139 | 37, 0, 0, 0, 41, 36, 19, 0, 22, 0, | ||||
140 | 21, 50, 47, | ||||
141 | }; | ||||
142 | const short yydgoto[] = | ||||
143 | { 1, | ||||
144 | 34, 68, 47, 63, 25, 54, 57, 74, 10, 11, | ||||
145 | 12, 13, 14, 15, 36, 48, 22, 72, 49, 20, | ||||
146 | 59, 21, | ||||
147 | }; | ||||
148 | const short yysindex[] = | ||||
149 | { 0, | ||||
150 | -10, 8, -259, -119, 0, -241, -238, -22, 0, 30, | ||||
151 | 33, 36, 43, 44, 50, 0, 0, -200, 52, 0, | ||||
152 | 0, -96, -215, -213, -248, -211, 0, 0, 0, 0, | ||||
153 | 0, 0, -214, -199, 52, -210, 0, 0, 0, 0, | ||||
154 | 0, 0, 0, 0, 0, 52, 0, 0, 0, -205, | ||||
155 | 0, -53, 0, -207, 0, -194, -187, 0, -118, 52, | ||||
156 | -248, 0, 0, 0, 0, -204, 0, 0, 0, 52, | ||||
157 | 0, -83, 52, 52, 0, 0, 0, 52, 0, -117, | ||||
158 | 0, 0, 0,}; | ||||
159 | const short yyrindex[] = | ||||
160 | { 0, | ||||
161 | 0, 0, 0, 0, 0, 0, -234, 0, 0, 0, | ||||
162 | 0, 0, 0, 0, 0, 0, 0, -9, -203, 0, | ||||
163 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
164 | 0, 0, 0, -8, -120, 0, 0, 0, 0, 0, | ||||
165 | 0, 0, 0, 0, 0, -212, 0, 0, 0, 66, | ||||
166 | 0, 0, 0, 67, 0, 0, -7, 0, 0, -116, | ||||
167 | 0, 0, 0, 0, 0, 0, 0, 0, 0, -116, | ||||
168 | 0, 0, -70, -116, 0, 0, 0, -70, 0, 0, | ||||
169 | 0, 0, 0,}; | ||||
170 | const short yygindex[] = | ||||
171 | { 0, | ||||
172 | 0, 0, 53, 0, 0, 0, 0, 0, 0, 0, | ||||
173 | 0, 0, 0, 0, -29, 0, 0, 0, -48, 0, | ||||
174 | 0, -26, | ||||
175 | }; | ||||
176 | #define YYTABLESIZE271 271 | ||||
177 | const short yytable[] = | ||||
178 | { 9, | ||||
179 | 40, 42, 44, 19, 15, 58, 69, 83, 15, 60, | ||||
180 | 37, 38, 73, 39, 40, 41, 61, 16, 17, 42, | ||||
181 | 43, 44, 45, 78, 49, 49, 46, 49, 49, 49, | ||||
182 | 71, 23, 70, 49, 49, 49, 49, 24, 26, 27, | ||||
183 | 76, 77, 28, 79, 80, 29, 15, 15, 81, 15, | ||||
184 | 15, 15, 30, 31, 15, 15, 15, 15, 15, 32, | ||||
185 | 33, 35, 50, 51, 55, 56, 53, 18, 62, 64, | ||||
186 | 65, 66, 67, 75, 15, 46, 13, 52, 0, 0, | ||||
187 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
188 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
189 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
190 | 0, 0, 0, 0, 0, 40, 42, 44, 0, 0, | ||||
191 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
192 | 0, 0, 0, 0, 0, 0, 0, 0, 15, 15, | ||||
193 | 0, 15, 15, 15, 0, 0, 0, 15, 15, 15, | ||||
194 | 15, 0, 0, 0, 0, 0, 0, 15, 18, 18, | ||||
195 | 82, 15, 37, 38, 0, 39, 40, 41, 0, 0, | ||||
196 | 0, 42, 43, 44, 45, 37, 38, 0, 39, 40, | ||||
197 | 41, 0, 0, 0, 42, 43, 44, 45, 15, 15, | ||||
198 | 0, 15, 15, 15, 0, 0, 0, 15, 15, 15, | ||||
199 | 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
200 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
201 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
202 | 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, | ||||
203 | 0, 0, 0, 0, 0, 2, 3, 0, 4, 0, | ||||
204 | 40, 42, 0, 0, 0, 40, 5, 0, 0, 0, | ||||
205 | 0, 6, 0, 0, 7, 0, 0, 8, 40, 42, | ||||
206 | 44, | ||||
207 | }; | ||||
208 | const short yycheck[] = | ||||
209 | { 10, | ||||
210 | 10, 10, 10, 123, 125, 35, 125, 125, 125, 36, | ||||
211 | 259, 260, 61, 262, 263, 264, 46, 10, 278, 268, | ||||
212 | 269, 270, 271, 72, 259, 260, 123, 262, 263, 264, | ||||
213 | 60, 273, 59, 268, 269, 270, 271, 276, 61, 10, | ||||
214 | 70, 125, 10, 73, 74, 10, 259, 260, 78, 262, | ||||
215 | 263, 264, 10, 10, 125, 268, 269, 270, 271, 10, | ||||
216 | 261, 10, 278, 277, 279, 265, 278, 278, 274, 123, | ||||
217 | 278, 266, 260, 278, 278, 10, 10, 25, -1, -1, | ||||
218 | -1, -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, 125, 125, 125, -1, -1, | ||||
222 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | ||||
223 | -1, -1, -1, -1, -1, -1, -1, -1, 259, 260, | ||||
224 | -1, 262, 263, 264, -1, -1, -1, 268, 269, 270, | ||||
225 | 271, -1, -1, -1, -1, -1, -1, 278, 278, 278, | ||||
226 | 278, 278, 259, 260, -1, 262, 263, 264, -1, -1, | ||||
227 | -1, 268, 269, 270, 271, 259, 260, -1, 262, 263, | ||||
228 | 264, -1, -1, -1, 268, 269, 270, 271, 259, 260, | ||||
229 | -1, 262, 263, 264, -1, -1, -1, 268, 269, 270, | ||||
230 | 271, -1, -1, -1, -1, -1, -1, -1, -1, -1, | ||||
231 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | ||||
232 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | ||||
233 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, | ||||
234 | -1, -1, -1, -1, -1, 256, 257, -1, 259, -1, | ||||
235 | 260, 260, -1, -1, -1, 265, 267, -1, -1, -1, | ||||
236 | -1, 272, -1, -1, 275, -1, -1, 278, 278, 278, | ||||
237 | 278, | ||||
238 | }; | ||||
239 | #define YYFINAL1 1 | ||||
240 | #ifndef YYDEBUG0 | ||||
241 | #define YYDEBUG0 0 | ||||
242 | #endif | ||||
243 | #define YYMAXTOKEN279 279 | ||||
244 | #if YYDEBUG0 | ||||
245 | const char * const yyname[] = | ||||
246 | { | ||||
247 | "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, | ||||
248 | 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, | ||||
249 | 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, | ||||
250 | 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, | ||||
251 | 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, | ||||
252 | 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, | ||||
253 | 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,"INCLUDE", | ||||
254 | "ERROR","FORWARDER","DOT","PORT","ODOT_FORWARDER","ODOT_AUTOCONF","ODOT_DHCP", | ||||
255 | "AUTHENTICATION","NAME","PREFERENCE","RECURSOR","AUTOCONF","DHCP","STUB", | ||||
256 | "BLOCK","LIST","LOG","FORCE","ACCEPT","BOGUS","STRING","NUMBER", | ||||
257 | }; | ||||
258 | const char * const yyrule[] = | ||||
259 | {"$accept : grammar", | ||||
260 | "grammar :", | ||||
261 | "grammar : grammar include '\\n'", | ||||
262 | "grammar : grammar '\\n'", | ||||
263 | "grammar : grammar varset '\\n'", | ||||
264 | "grammar : grammar uw_pref '\\n'", | ||||
265 | "grammar : grammar uw_forwarder '\\n'", | ||||
266 | "grammar : grammar block_list '\\n'", | ||||
267 | "grammar : grammar force '\\n'", | ||||
268 | "grammar : grammar error '\\n'", | ||||
269 | "include : INCLUDE STRING", | ||||
270 | "string : string STRING", | ||||
271 | "string : STRING", | ||||
272 | "varset : STRING '=' string", | ||||
273 | "optnl : '\\n' optnl", | ||||
274 | "optnl :", | ||||
275 | "block_list : BLOCK LIST STRING log", | ||||
276 | "$$1 :", | ||||
277 | "uw_pref : PREFERENCE $$1 pref_block", | ||||
278 | "pref_block : '{' optnl prefopts_l '}'", | ||||
279 | "pref_block : prefoptsl", | ||||
280 | "prefopts_l : prefopts_l prefoptsl optnl", | ||||
281 | "prefopts_l : prefoptsl optnl", | ||||
282 | "prefoptsl : prefopt", | ||||
283 | "prefopt : DOT", | ||||
284 | "prefopt : FORWARDER", | ||||
285 | "prefopt : ODOT_FORWARDER", | ||||
286 | "prefopt : RECURSOR", | ||||
287 | "prefopt : AUTOCONF", | ||||
288 | "prefopt : DHCP", | ||||
289 | "prefopt : ODOT_AUTOCONF", | ||||
290 | "prefopt : ODOT_DHCP", | ||||
291 | "prefopt : STUB", | ||||
292 | "uw_forwarder : FORWARDER forwarder_block", | ||||
293 | "forwarder_block : '{' optnl forwarderopts_l '}'", | ||||
294 | "forwarder_block : forwarderoptsl", | ||||
295 | "forwarderopts_l : forwarderopts_l forwarderoptsl optnl", | ||||
296 | "forwarderopts_l : forwarderoptsl optnl", | ||||
297 | "forwarderoptsl : STRING port authname dot", | ||||
298 | "port : PORT NUMBER", | ||||
299 | "port :", | ||||
300 | "authname : AUTHENTICATION NAME STRING", | ||||
301 | "authname :", | ||||
302 | "dot : DOT", | ||||
303 | "dot :", | ||||
304 | "log : LOG", | ||||
305 | "log :", | ||||
306 | "force : FORCE acceptbogus prefopt '{' force_list optnl '}'", | ||||
307 | "acceptbogus : ACCEPT BOGUS", | ||||
308 | "acceptbogus :", | ||||
309 | "force_list : force_list optnl STRING", | ||||
310 | "force_list :", | ||||
311 | }; | ||||
312 | #endif | ||||
313 | #ifdef YYSTACKSIZE10000 | ||||
314 | #undef YYMAXDEPTH10000 | ||||
315 | #define YYMAXDEPTH10000 YYSTACKSIZE10000 | ||||
316 | #else | ||||
317 | #ifdef YYMAXDEPTH10000 | ||||
318 | #define YYSTACKSIZE10000 YYMAXDEPTH10000 | ||||
319 | #else | ||||
320 | #define YYSTACKSIZE10000 10000 | ||||
321 | #define YYMAXDEPTH10000 10000 | ||||
322 | #endif | ||||
323 | #endif | ||||
324 | #define YYINITSTACKSIZE200 200 | ||||
325 | /* LINTUSED */ | ||||
326 | int yydebug; | ||||
327 | int yynerrs; | ||||
328 | int yyerrflag; | ||||
329 | int yychar; | ||||
330 | short *yyssp; | ||||
331 | YYSTYPE *yyvsp; | ||||
332 | YYSTYPE yyval; | ||||
333 | YYSTYPE yylval; | ||||
334 | short *yyss; | ||||
335 | short *yysslim; | ||||
336 | YYSTYPE *yyvs; | ||||
337 | unsigned int yystacksize; | ||||
338 | int yyparse(void); | ||||
339 | #line 385 "/usr/src/sbin/unwind/parse.y" | ||||
340 | |||||
341 | struct keywords { | ||||
342 | const char *k_name; | ||||
343 | int k_val; | ||||
344 | }; | ||||
345 | |||||
346 | int | ||||
347 | yyerror(const char *fmt, ...) | ||||
348 | { | ||||
349 | va_list ap; | ||||
350 | char *msg; | ||||
351 | |||||
352 | file->errors++; | ||||
353 | va_start(ap, fmt)__builtin_va_start((ap), fmt); | ||||
354 | if (vasprintf(&msg, fmt, ap) == -1) | ||||
355 | fatalx("yyerror vasprintf"); | ||||
356 | va_end(ap)__builtin_va_end((ap)); | ||||
357 | logit(LOG_CRIT2, "%s:%d: %s", file->name, yylval.lineno, msg); | ||||
358 | free(msg); | ||||
359 | return (0); | ||||
360 | } | ||||
361 | |||||
362 | int | ||||
363 | kw_cmp(const void *k, const void *e) | ||||
364 | { | ||||
365 | return (strcmp(k, ((const struct keywords *)e)->k_name)); | ||||
366 | } | ||||
367 | |||||
368 | int | ||||
369 | lookup(char *s) | ||||
370 | { | ||||
371 | /* This has to be sorted always. */ | ||||
372 | static const struct keywords keywords[] = { | ||||
373 | {"DoT", DOT260}, | ||||
374 | {"accept", ACCEPT276}, | ||||
375 | {"authentication", AUTHENTICATION265}, | ||||
376 | {"autoconf", AUTOCONF269}, | ||||
377 | {"block", BLOCK272}, | ||||
378 | {"bogus", BOGUS277}, | ||||
379 | {"dhcp", DHCP270}, | ||||
380 | {"dot", DOT260}, | ||||
381 | {"force", FORCE275}, | ||||
382 | {"forwarder", FORWARDER259}, | ||||
383 | {"include", INCLUDE257}, | ||||
384 | {"list", LIST273}, | ||||
385 | {"log", LOG274}, | ||||
386 | {"name", NAME266}, | ||||
387 | {"oDoT-autoconf", ODOT_AUTOCONF263}, | ||||
388 | {"oDoT-dhcp", ODOT_DHCP264}, | ||||
389 | {"oDoT-forwarder", ODOT_FORWARDER262}, | ||||
390 | {"port", PORT261}, | ||||
391 | {"preference", PREFERENCE267}, | ||||
392 | {"recursor", RECURSOR268}, | ||||
393 | {"stub", STUB271}, | ||||
394 | {"tls", DOT260}, | ||||
395 | }; | ||||
396 | const struct keywords *p; | ||||
397 | |||||
398 | p = bsearch(s, keywords, sizeof(keywords)/sizeof(keywords[0]), | ||||
399 | sizeof(keywords[0]), kw_cmp); | ||||
400 | |||||
401 | if (p) | ||||
402 | return (p->k_val); | ||||
403 | else | ||||
404 | return (STRING278); | ||||
405 | } | ||||
406 | |||||
407 | #define START_EXPAND1 1 | ||||
408 | #define DONE_EXPAND2 2 | ||||
409 | |||||
410 | static int expanding; | ||||
411 | |||||
412 | int | ||||
413 | igetc(void) | ||||
414 | { | ||||
415 | int c; | ||||
416 | |||||
417 | while (1) { | ||||
418 | if (file->ungetpos > 0) | ||||
419 | c = file->ungetbuf[--file->ungetpos]; | ||||
420 | else | ||||
421 | c = getc(file->stream)(!__isthreaded ? (--(file->stream)->_r < 0 ? __srget (file->stream) : (int)(*(file->stream)->_p++)) : (getc )(file->stream)); | ||||
422 | |||||
423 | if (c == START_EXPAND1) | ||||
424 | expanding = 1; | ||||
425 | else if (c == DONE_EXPAND2) | ||||
426 | expanding = 0; | ||||
427 | else | ||||
428 | break; | ||||
429 | } | ||||
430 | return (c); | ||||
431 | } | ||||
432 | |||||
433 | int | ||||
434 | lgetc(int quotec) | ||||
435 | { | ||||
436 | int c, next; | ||||
437 | |||||
438 | if (quotec) { | ||||
439 | if ((c = igetc()) == EOF(-1)) { | ||||
440 | yyerror("reached end of file while parsing " | ||||
441 | "quoted string"); | ||||
442 | if (file == topfile || popfile() == EOF(-1)) | ||||
443 | return (EOF(-1)); | ||||
444 | return (quotec); | ||||
445 | } | ||||
446 | return (c); | ||||
447 | } | ||||
448 | |||||
449 | while ((c = igetc()) == '\\') { | ||||
450 | next = igetc(); | ||||
451 | if (next != '\n') { | ||||
452 | c = next; | ||||
453 | break; | ||||
454 | } | ||||
455 | yylval.lineno = file->lineno; | ||||
456 | file->lineno++; | ||||
457 | } | ||||
458 | |||||
459 | if (c == EOF(-1)) { | ||||
460 | /* | ||||
461 | * Fake EOL when hit EOF for the first time. This gets line | ||||
462 | * count right if last line in included file is syntactically | ||||
463 | * invalid and has no newline. | ||||
464 | */ | ||||
465 | if (file->eof_reached == 0) { | ||||
466 | file->eof_reached = 1; | ||||
467 | return ('\n'); | ||||
468 | } | ||||
469 | while (c == EOF(-1)) { | ||||
470 | if (file == topfile || popfile() == EOF(-1)) | ||||
471 | return (EOF(-1)); | ||||
472 | c = igetc(); | ||||
473 | } | ||||
474 | } | ||||
475 | return (c); | ||||
476 | } | ||||
477 | |||||
478 | void | ||||
479 | lungetc(int c) | ||||
480 | { | ||||
481 | if (c == EOF(-1)) | ||||
482 | return; | ||||
483 | |||||
484 | if (file->ungetpos >= file->ungetsize) { | ||||
485 | void *p = reallocarray(file->ungetbuf, file->ungetsize, 2); | ||||
486 | if (p == NULL((void *)0)) | ||||
487 | err(1, "lungetc"); | ||||
488 | file->ungetbuf = p; | ||||
489 | file->ungetsize *= 2; | ||||
490 | } | ||||
491 | file->ungetbuf[file->ungetpos++] = c; | ||||
492 | } | ||||
493 | |||||
494 | int | ||||
495 | findeol(void) | ||||
496 | { | ||||
497 | int c; | ||||
498 | |||||
499 | /* Skip to either EOF or the first real EOL. */ | ||||
500 | while (1) { | ||||
501 | c = lgetc(0); | ||||
502 | if (c == '\n') { | ||||
503 | file->lineno++; | ||||
504 | break; | ||||
505 | } | ||||
506 | if (c == EOF(-1)) | ||||
507 | break; | ||||
508 | } | ||||
509 | return (ERROR258); | ||||
510 | } | ||||
511 | |||||
512 | int | ||||
513 | yylex(void) | ||||
514 | { | ||||
515 | char buf[8096]; | ||||
516 | char *p, *val; | ||||
517 | int quotec, next, c; | ||||
518 | int token; | ||||
519 | |||||
520 | top: | ||||
521 | p = buf; | ||||
522 | while ((c = lgetc(0)) == ' ' || c == '\t') | ||||
523 | ; /* nothing */ | ||||
524 | |||||
525 | yylval.lineno = file->lineno; | ||||
526 | if (c == '#') | ||||
527 | while ((c = lgetc(0)) != '\n' && c != EOF(-1)) | ||||
528 | ; /* nothing */ | ||||
529 | if (c == '$' && !expanding) { | ||||
530 | while (1) { | ||||
531 | if ((c = lgetc(0)) == EOF(-1)) | ||||
532 | return (0); | ||||
533 | |||||
534 | if (p + 1 >= buf + sizeof(buf) - 1) { | ||||
535 | yyerror("string too long"); | ||||
536 | return (findeol()); | ||||
537 | } | ||||
538 | if (isalnum(c) || c == '_') { | ||||
539 | *p++ = c; | ||||
540 | continue; | ||||
541 | } | ||||
542 | *p = '\0'; | ||||
543 | lungetc(c); | ||||
544 | break; | ||||
545 | } | ||||
546 | val = symget(buf); | ||||
547 | if (val == NULL((void *)0)) { | ||||
548 | yyerror("macro '%s' not defined", buf); | ||||
549 | return (findeol()); | ||||
550 | } | ||||
551 | p = val + strlen(val) - 1; | ||||
552 | lungetc(DONE_EXPAND2); | ||||
553 | while (p >= val) { | ||||
554 | lungetc((unsigned char)*p); | ||||
555 | p--; | ||||
556 | } | ||||
557 | lungetc(START_EXPAND1); | ||||
558 | goto top; | ||||
559 | } | ||||
560 | |||||
561 | switch (c) { | ||||
562 | case '\'': | ||||
563 | case '"': | ||||
564 | quotec = c; | ||||
565 | while (1) { | ||||
566 | if ((c = lgetc(quotec)) == EOF(-1)) | ||||
567 | return (0); | ||||
568 | if (c == '\n') { | ||||
569 | file->lineno++; | ||||
570 | continue; | ||||
571 | } else if (c == '\\') { | ||||
572 | if ((next = lgetc(quotec)) == EOF(-1)) | ||||
573 | return (0); | ||||
574 | if (next == quotec || next == ' ' || | ||||
575 | next == '\t') | ||||
576 | c = next; | ||||
577 | else if (next == '\n') { | ||||
578 | file->lineno++; | ||||
579 | continue; | ||||
580 | } else | ||||
581 | lungetc(next); | ||||
582 | } else if (c == quotec) { | ||||
583 | *p = '\0'; | ||||
584 | break; | ||||
585 | } else if (c == '\0') { | ||||
586 | yyerror("syntax error"); | ||||
587 | return (findeol()); | ||||
588 | } | ||||
589 | if (p + 1 >= buf + sizeof(buf) - 1) { | ||||
590 | yyerror("string too long"); | ||||
591 | return (findeol()); | ||||
592 | } | ||||
593 | *p++ = c; | ||||
594 | } | ||||
595 | yylval.v.string = strdup(buf); | ||||
596 | if (yylval.v.string == NULL((void *)0)) | ||||
597 | err(1, "yylex: strdup"); | ||||
598 | return (STRING278); | ||||
599 | } | ||||
600 | |||||
601 | #define allowed_to_end_number(x)(isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=') \ | ||||
602 | (isspace(x) || x == ')' || x ==',' || x == '/' || x == '}' || x == '=') | ||||
603 | |||||
604 | if (c == '-' || isdigit(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) && isdigit(c)); | ||||
612 | lungetc(c); | ||||
613 | if (p == buf + 1 && buf[0] == '-') | ||||
614 | goto nodigits; | ||||
615 | if (c == EOF(-1) || allowed_to_end_number(c)(isspace(c) || c == ')' || c ==',' || c == '/' || c == '}' || c == '=')) { | ||||
616 | const char *errstr = NULL((void *)0); | ||||
617 | |||||
618 | *p = '\0'; | ||||
619 | yylval.v.number = strtonum(buf, LLONG_MIN(-0x7fffffffffffffffLL-1), | ||||
620 | LLONG_MAX0x7fffffffffffffffLL, &errstr); | ||||
621 | if (errstr) { | ||||
622 | yyerror("\"%s\" invalid number: %s", | ||||
623 | buf, errstr); | ||||
624 | return (findeol()); | ||||
625 | } | ||||
626 | return (NUMBER279); | ||||
627 | } else { | ||||
628 | nodigits: | ||||
629 | while (p > buf + 1) | ||||
630 | lungetc((unsigned char)*--p); | ||||
631 | c = (unsigned char)*--p; | ||||
632 | if (c == '-') | ||||
633 | return (c); | ||||
634 | } | ||||
635 | } | ||||
636 | |||||
637 | #define allowed_in_string(x)(isalnum(x) || (ispunct(x) && x != '(' && x != ')' && x != '{' && x != '}' && x != '!' && x != '=' && x != '#' && x != ',') ) \ | ||||
638 | (isalnum(x) || (ispunct(x) && x != '(' && x != ')' && \ | ||||
639 | x != '{' && x != '}' && \ | ||||
640 | x != '!' && x != '=' && x != '#' && \ | ||||
641 | x != ',')) | ||||
642 | |||||
643 | if (isalnum(c) || c == ':' || c == '_') { | ||||
644 | do { | ||||
645 | *p++ = c; | ||||
646 | if ((size_t)(p-buf) >= sizeof(buf)) { | ||||
647 | yyerror("string too long"); | ||||
648 | return (findeol()); | ||||
649 | } | ||||
650 | } while ((c = lgetc(0)) != EOF(-1) && (allowed_in_string(c)(isalnum(c) || (ispunct(c) && c != '(' && c != ')' && c != '{' && c != '}' && c != '!' && c != '=' && c != '#' && c != ',') ))); | ||||
651 | lungetc(c); | ||||
652 | *p = '\0'; | ||||
653 | if ((token = lookup(buf)) == STRING278) | ||||
654 | if ((yylval.v.string = strdup(buf)) == NULL((void *)0)) | ||||
655 | err(1, "yylex: strdup"); | ||||
656 | return (token); | ||||
657 | } | ||||
658 | if (c == '\n') { | ||||
659 | yylval.lineno = file->lineno; | ||||
660 | file->lineno++; | ||||
661 | } | ||||
662 | if (c == EOF(-1)) | ||||
663 | return (0); | ||||
664 | return (c); | ||||
665 | } | ||||
666 | |||||
667 | int | ||||
668 | check_file_secrecy(int fd, const char *fname) | ||||
669 | { | ||||
670 | struct stat st; | ||||
671 | |||||
672 | if (fstat(fd, &st)) { | ||||
673 | log_warn("cannot stat %s", fname)uw_log_warn("cannot stat %s", fname); | ||||
674 | return (-1); | ||||
675 | } | ||||
676 | if (st.st_uid != 0 && st.st_uid != getuid()) { | ||||
677 | log_warnx("%s: owner not root or current user", fname); | ||||
678 | return (-1); | ||||
679 | } | ||||
680 | if (st.st_mode & (S_IWGRP0000020 | S_IXGRP0000010 | S_IRWXO0000007)) { | ||||
681 | log_warnx("%s: group writable or world read/writable", fname); | ||||
682 | return (-1); | ||||
683 | } | ||||
684 | return (0); | ||||
685 | } | ||||
686 | |||||
687 | struct file * | ||||
688 | pushfile(const char *name, int secret) | ||||
689 | { | ||||
690 | struct file *nfile; | ||||
691 | |||||
692 | if ((nfile = calloc(1, sizeof(struct file))) == NULL((void *)0)) { | ||||
693 | log_warn("calloc")uw_log_warn("calloc"); | ||||
694 | return (NULL((void *)0)); | ||||
695 | } | ||||
696 | if ((nfile->name = strdup(name)) == NULL((void *)0)) { | ||||
697 | log_warn("strdup")uw_log_warn("strdup"); | ||||
698 | free(nfile); | ||||
699 | return (NULL((void *)0)); | ||||
700 | } | ||||
701 | if ((nfile->stream = fopen(nfile->name, "r")) == NULL((void *)0)) { | ||||
702 | free(nfile->name); | ||||
703 | free(nfile); | ||||
704 | return (NULL((void *)0)); | ||||
705 | } else if (secret && | ||||
706 | check_file_secrecy(fileno(nfile->stream)(!__isthreaded ? ((nfile->stream)->_file) : (fileno)(nfile ->stream)), nfile->name)) { | ||||
707 | fclose(nfile->stream); | ||||
708 | free(nfile->name); | ||||
709 | free(nfile); | ||||
710 | return (NULL((void *)0)); | ||||
711 | } | ||||
712 | nfile->lineno = TAILQ_EMPTY(&files)(((&files)->tqh_first) == ((void *)0)) ? 1 : 0; | ||||
713 | nfile->ungetsize = 16; | ||||
714 | nfile->ungetbuf = malloc(nfile->ungetsize); | ||||
715 | if (nfile->ungetbuf == NULL((void *)0)) { | ||||
716 | log_warn("malloc")uw_log_warn("malloc"); | ||||
717 | fclose(nfile->stream); | ||||
718 | free(nfile->name); | ||||
719 | free(nfile); | ||||
720 | return (NULL((void *)0)); | ||||
721 | } | ||||
722 | 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); | ||||
723 | return (nfile); | ||||
724 | } | ||||
725 | |||||
726 | int | ||||
727 | popfile(void) | ||||
728 | { | ||||
729 | struct file *prev; | ||||
730 | |||||
731 | if ((prev = TAILQ_PREV(file, files, entry)(*(((struct files *)((file)->entry.tqe_prev))->tqh_last ))) != NULL((void *)0)) | ||||
732 | prev->errors += file->errors; | ||||
733 | |||||
734 | 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); | ||||
735 | fclose(file->stream); | ||||
736 | free(file->name); | ||||
737 | free(file->ungetbuf); | ||||
738 | free(file); | ||||
739 | file = prev; | ||||
740 | return (file ? 0 : EOF(-1)); | ||||
741 | } | ||||
742 | |||||
743 | struct uw_conf * | ||||
744 | parse_config(char *filename) | ||||
745 | { | ||||
746 | static enum uw_resolver_type default_res_pref[] = { | ||||
747 | UW_RES_DOT, | ||||
748 | UW_RES_ODOT_FORWARDER, | ||||
749 | UW_RES_FORWARDER, | ||||
750 | UW_RES_RECURSOR, | ||||
751 | UW_RES_ODOT_AUTOCONF, | ||||
752 | UW_RES_AUTOCONF, | ||||
753 | UW_RES_ASR}; | ||||
754 | struct sym *sym, *next; | ||||
755 | int i; | ||||
756 | |||||
757 | conf = config_new_empty(); | ||||
758 | |||||
759 | memcpy(&conf->res_pref.types, &default_res_pref, | ||||
760 | sizeof(default_res_pref)); | ||||
761 | conf->res_pref.len = nitems(default_res_pref)(sizeof((default_res_pref)) / sizeof((default_res_pref)[0])); | ||||
762 | for (i = 0; i < conf->res_pref.len; i++) | ||||
763 | conf->enabled_resolvers[conf->res_pref.types[i]] = 1; | ||||
764 | |||||
765 | file = pushfile(filename != NULL((void *)0) ? filename : _PATH_CONF_FILE"/etc/unwind.conf", 0); | ||||
766 | if (file == NULL((void *)0)) { | ||||
767 | /* no default config file is fine */ | ||||
768 | if (errno(*__errno()) == ENOENT2 && filename == NULL((void *)0)) | ||||
769 | return (conf); | ||||
770 | log_warn("%s", filename)uw_log_warn("%s", filename); | ||||
771 | free(conf); | ||||
772 | return (NULL((void *)0)); | ||||
773 | } | ||||
774 | topfile = file; | ||||
775 | |||||
776 | yyparse(); | ||||
777 | errors = file->errors; | ||||
778 | popfile(); | ||||
779 | |||||
780 | /* Free macros and check which have not been used. */ | ||||
781 | TAILQ_FOREACH_SAFE(sym, &symhead, entry, next)for ((sym) = ((&symhead)->tqh_first); (sym) != ((void * )0) && ((next) = ((sym)->entry.tqe_next), 1); (sym ) = (next)) { | ||||
782 | if ((cmd_opts & OPT_VERBOSE20x00000002) && !sym->used) | ||||
783 | fprintf(stderr(&__sF[2]), "warning: macro '%s' not used\n", | ||||
784 | sym->nam); | ||||
785 | if (!sym->persist) { | ||||
786 | free(sym->nam); | ||||
787 | free(sym->val); | ||||
788 | 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); | ||||
789 | free(sym); | ||||
790 | } | ||||
791 | } | ||||
792 | |||||
793 | if (errors) { | ||||
794 | clear_config(conf); | ||||
795 | return (NULL((void *)0)); | ||||
796 | } | ||||
797 | |||||
798 | return (conf); | ||||
799 | } | ||||
800 | |||||
801 | int | ||||
802 | symset(const char *nam, const char *val, int persist) | ||||
803 | { | ||||
804 | struct sym *sym; | ||||
805 | |||||
806 | TAILQ_FOREACH(sym, &symhead, entry)for((sym) = ((&symhead)->tqh_first); (sym) != ((void * )0); (sym) = ((sym)->entry.tqe_next)) { | ||||
807 | if (strcmp(nam, sym->nam) == 0) | ||||
808 | break; | ||||
809 | } | ||||
810 | |||||
811 | if (sym != NULL((void *)0)) { | ||||
812 | if (sym->persist == 1) | ||||
813 | return (0); | ||||
814 | else { | ||||
815 | free(sym->nam); | ||||
816 | free(sym->val); | ||||
817 | 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); | ||||
818 | free(sym); | ||||
819 | } | ||||
820 | } | ||||
821 | if ((sym = calloc(1, sizeof(*sym))) == NULL((void *)0)) | ||||
822 | return (-1); | ||||
823 | |||||
824 | sym->nam = strdup(nam); | ||||
825 | if (sym->nam == NULL((void *)0)) { | ||||
826 | free(sym); | ||||
827 | return (-1); | ||||
828 | } | ||||
829 | sym->val = strdup(val); | ||||
830 | if (sym->val == NULL((void *)0)) { | ||||
831 | free(sym->nam); | ||||
832 | free(sym); | ||||
833 | return (-1); | ||||
834 | } | ||||
835 | sym->used = 0; | ||||
836 | sym->persist = persist; | ||||
837 | 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); | ||||
838 | return (0); | ||||
839 | } | ||||
840 | |||||
841 | int | ||||
842 | cmdline_symset(char *s) | ||||
843 | { | ||||
844 | char *sym, *val; | ||||
845 | int ret; | ||||
846 | |||||
847 | if ((val = strrchr(s, '=')) == NULL((void *)0)) | ||||
848 | return (-1); | ||||
849 | sym = strndup(s, val - s); | ||||
850 | if (sym == NULL((void *)0)) | ||||
851 | errx(1, "%s: strndup", __func__); | ||||
852 | ret = symset(sym, val + 1, 1); | ||||
853 | free(sym); | ||||
854 | |||||
855 | return (ret); | ||||
856 | } | ||||
857 | |||||
858 | char * | ||||
859 | symget(const char *nam) | ||||
860 | { | ||||
861 | struct sym *sym; | ||||
862 | |||||
863 | TAILQ_FOREACH(sym, &symhead, entry)for((sym) = ((&symhead)->tqh_first); (sym) != ((void * )0); (sym) = ((sym)->entry.tqe_next)) { | ||||
864 | if (strcmp(nam, sym->nam) == 0) { | ||||
865 | sym->used = 1; | ||||
866 | return (sym->val); | ||||
867 | } | ||||
868 | } | ||||
869 | return (NULL((void *)0)); | ||||
870 | } | ||||
871 | |||||
872 | void | ||||
873 | clear_config(struct uw_conf *xconf) | ||||
874 | { | ||||
875 | struct uw_forwarder *uw_forwarder; | ||||
876 | |||||
877 | while ((uw_forwarder = TAILQ_FIRST(&xconf->uw_forwarder_list)((&xconf->uw_forwarder_list)->tqh_first)) != | ||||
878 | NULL((void *)0)) { | ||||
879 | TAILQ_REMOVE(&xconf->uw_forwarder_list, uw_forwarder, entry)do { if (((uw_forwarder)->entry.tqe_next) != ((void *)0)) ( uw_forwarder)->entry.tqe_next->entry.tqe_prev = (uw_forwarder )->entry.tqe_prev; else (&xconf->uw_forwarder_list) ->tqh_last = (uw_forwarder)->entry.tqe_prev; *(uw_forwarder )->entry.tqe_prev = (uw_forwarder)->entry.tqe_next; ; ; } while (0); | ||||
880 | free(uw_forwarder); | ||||
881 | } | ||||
882 | while ((uw_forwarder = TAILQ_FIRST(&xconf->uw_dot_forwarder_list)((&xconf->uw_dot_forwarder_list)->tqh_first)) != | ||||
883 | NULL((void *)0)) { | ||||
884 | TAILQ_REMOVE(&xconf->uw_dot_forwarder_list, uw_forwarder,do { if (((uw_forwarder)->entry.tqe_next) != ((void *)0)) ( uw_forwarder)->entry.tqe_next->entry.tqe_prev = (uw_forwarder )->entry.tqe_prev; else (&xconf->uw_dot_forwarder_list )->tqh_last = (uw_forwarder)->entry.tqe_prev; *(uw_forwarder )->entry.tqe_prev = (uw_forwarder)->entry.tqe_next; ; ; } while (0) | ||||
885 | entry)do { if (((uw_forwarder)->entry.tqe_next) != ((void *)0)) ( uw_forwarder)->entry.tqe_next->entry.tqe_prev = (uw_forwarder )->entry.tqe_prev; else (&xconf->uw_dot_forwarder_list )->tqh_last = (uw_forwarder)->entry.tqe_prev; *(uw_forwarder )->entry.tqe_prev = (uw_forwarder)->entry.tqe_next; ; ; } while (0); | ||||
886 | free(uw_forwarder); | ||||
887 | } | ||||
888 | |||||
889 | free(xconf); | ||||
890 | } | ||||
891 | |||||
892 | struct sockaddr_storage * | ||||
893 | host_ip(const char *s) | ||||
894 | { | ||||
895 | struct addrinfo hints, *res; | ||||
896 | struct sockaddr_storage *ss = NULL((void *)0); | ||||
897 | |||||
898 | memset(&hints, 0, sizeof(hints)); | ||||
899 | hints.ai_family = AF_UNSPEC0; | ||||
900 | hints.ai_socktype = SOCK_DGRAM2; /*dummy*/ | ||||
901 | hints.ai_flags = AI_NUMERICHOST4; | ||||
902 | if (getaddrinfo(s, "0", &hints, &res) == 0) { | ||||
903 | if (res->ai_family == AF_INET2 || | ||||
904 | res->ai_family == AF_INET624) { | ||||
905 | if ((ss = calloc(1, sizeof(*ss))) == NULL((void *)0)) | ||||
906 | fatal(NULL((void *)0)); | ||||
907 | memcpy(ss, res->ai_addr, res->ai_addrlen); | ||||
908 | } | ||||
909 | freeaddrinfo(res); | ||||
910 | } | ||||
911 | |||||
912 | return (ss); | ||||
913 | } | ||||
914 | |||||
915 | int | ||||
916 | check_pref_uniq(enum uw_resolver_type type) | ||||
917 | { | ||||
918 | int i; | ||||
919 | |||||
920 | for (i = 0; i < conf->res_pref.len; i++) | ||||
921 | if (conf->res_pref.types[i] == type) { | ||||
922 | yyerror("%s is already in the preference list", | ||||
923 | uw_resolver_type_str[type]); | ||||
924 | return (0); | ||||
925 | } | ||||
926 | |||||
927 | return (1); | ||||
928 | } | ||||
929 | #line 922 "parse.c" | ||||
930 | /* allocate initial stack or double stack size, up to YYMAXDEPTH */ | ||||
931 | static int yygrowstack(void) | ||||
932 | { | ||||
933 | unsigned int newsize; | ||||
934 | long sslen; | ||||
935 | short *newss; | ||||
936 | YYSTYPE *newvs; | ||||
937 | |||||
938 | if ((newsize = yystacksize) == 0) | ||||
939 | newsize = YYINITSTACKSIZE200; | ||||
940 | else if (newsize >= YYMAXDEPTH10000) | ||||
941 | return -1; | ||||
942 | else if ((newsize *= 2) > YYMAXDEPTH10000) | ||||
943 | newsize = YYMAXDEPTH10000; | ||||
944 | sslen = yyssp - yyss; | ||||
945 | #ifdef SIZE_MAX0xffffffffffffffffUL | ||||
946 | #define YY_SIZE_MAX0xffffffffffffffffUL SIZE_MAX0xffffffffffffffffUL | ||||
947 | #else | ||||
948 | #define YY_SIZE_MAX0xffffffffffffffffUL 0xffffffffU | ||||
949 | #endif | ||||
950 | if (newsize && YY_SIZE_MAX0xffffffffffffffffUL / newsize < sizeof *newss) | ||||
951 | goto bail; | ||||
952 | newss = (short *)realloc(yyss, newsize * sizeof *newss); | ||||
953 | if (newss == NULL((void *)0)) | ||||
954 | goto bail; | ||||
955 | yyss = newss; | ||||
956 | yyssp = newss + sslen; | ||||
957 | if (newsize && YY_SIZE_MAX0xffffffffffffffffUL / newsize < sizeof *newvs) | ||||
958 | goto bail; | ||||
959 | newvs = (YYSTYPE *)realloc(yyvs, newsize * sizeof *newvs); | ||||
960 | if (newvs == NULL((void *)0)) | ||||
961 | goto bail; | ||||
962 | yyvs = newvs; | ||||
963 | yyvsp = newvs + sslen; | ||||
964 | yystacksize = newsize; | ||||
965 | yysslim = yyss + newsize - 1; | ||||
966 | return 0; | ||||
967 | bail: | ||||
968 | if (yyss) | ||||
969 | free(yyss); | ||||
970 | if (yyvs) | ||||
971 | free(yyvs); | ||||
972 | yyss = yyssp = NULL((void *)0); | ||||
973 | yyvs = yyvsp = NULL((void *)0); | ||||
974 | yystacksize = 0; | ||||
975 | return -1; | ||||
976 | } | ||||
977 | |||||
978 | #define YYABORTgoto yyabort goto yyabort | ||||
979 | #define YYREJECTgoto yyabort goto yyabort | ||||
980 | #define YYACCEPTgoto yyaccept goto yyaccept | ||||
981 | #define YYERRORgoto yyerrlab goto yyerrlab | ||||
982 | int | ||||
983 | yyparse(void) | ||||
984 | { | ||||
985 | int yym, yyn, yystate; | ||||
986 | #if YYDEBUG0 | ||||
987 | const char *yys; | ||||
988 | |||||
989 | if ((yys = getenv("YYDEBUG"))) | ||||
990 | { | ||||
991 | yyn = *yys; | ||||
992 | if (yyn >= '0' && yyn <= '9') | ||||
993 | yydebug = yyn - '0'; | ||||
994 | } | ||||
995 | #endif /* YYDEBUG */ | ||||
996 | |||||
997 | yynerrs = 0; | ||||
998 | yyerrflag = 0; | ||||
999 | yychar = (-1); | ||||
1000 | |||||
1001 | if (yyss == NULL((void *)0) && yygrowstack()) goto yyoverflow; | ||||
| |||||
1002 | yyssp = yyss; | ||||
1003 | yyvsp = yyvs; | ||||
1004 | *yyssp = yystate = 0; | ||||
1005 | |||||
1006 | yyloop: | ||||
1007 | if ((yyn = yydefred[yystate]) != 0) goto yyreduce; | ||||
1008 | if (yychar
| ||||
1009 | { | ||||
1010 | if ((yychar = yylex()) < 0) yychar = 0; | ||||
1011 | #if YYDEBUG0 | ||||
1012 | if (yydebug) | ||||
1013 | { | ||||
1014 | yys = 0; | ||||
1015 | if (yychar <= YYMAXTOKEN279) yys = yyname[yychar]; | ||||
1016 | if (!yys) yys = "illegal-symbol"; | ||||
1017 | printf("%sdebug: state %d, reading %d (%s)\n", | ||||
1018 | YYPREFIX"yy", yystate, yychar, yys); | ||||
1019 | } | ||||
1020 | #endif | ||||
1021 | } | ||||
1022 | if ((yyn = yysindex[yystate]) && (yyn += yychar) >= 0 && | ||||
1023 | yyn <= YYTABLESIZE271 && yycheck[yyn] == yychar) | ||||
1024 | { | ||||
1025 | #if YYDEBUG0 | ||||
1026 | if (yydebug) | ||||
1027 | printf("%sdebug: state %d, shifting to state %d\n", | ||||
1028 | YYPREFIX"yy", yystate, yytable[yyn]); | ||||
1029 | #endif | ||||
1030 | if (yyssp >= yysslim && yygrowstack()) | ||||
1031 | { | ||||
1032 | goto yyoverflow; | ||||
1033 | } | ||||
1034 | *++yyssp = yystate = yytable[yyn]; | ||||
1035 | *++yyvsp = yylval; | ||||
1036 | yychar = (-1); | ||||
1037 | if (yyerrflag > 0) --yyerrflag; | ||||
1038 | goto yyloop; | ||||
1039 | } | ||||
1040 | if ((yyn = yyrindex[yystate]) && (yyn += yychar) >= 0 && | ||||
1041 | yyn <= YYTABLESIZE271 && yycheck[yyn] == yychar) | ||||
1042 | { | ||||
1043 | yyn = yytable[yyn]; | ||||
1044 | goto yyreduce; | ||||
1045 | } | ||||
1046 | if (yyerrflag) goto yyinrecovery; | ||||
1047 | #if defined(__GNUC__4) | ||||
1048 | goto yynewerror; | ||||
1049 | #endif | ||||
1050 | yynewerror: | ||||
1051 | yyerror("syntax error"); | ||||
1052 | #if defined(__GNUC__4) | ||||
1053 | goto yyerrlab; | ||||
1054 | #endif | ||||
1055 | yyerrlab: | ||||
1056 | ++yynerrs; | ||||
1057 | yyinrecovery: | ||||
1058 | if (yyerrflag < 3) | ||||
1059 | { | ||||
1060 | yyerrflag = 3; | ||||
1061 | for (;;) | ||||
1062 | { | ||||
1063 | if ((yyn = yysindex[*yyssp]) && (yyn += YYERRCODE256) >= 0 && | ||||
1064 | yyn <= YYTABLESIZE271 && yycheck[yyn] == YYERRCODE256) | ||||
1065 | { | ||||
1066 | #if YYDEBUG0 | ||||
1067 | if (yydebug) | ||||
1068 | printf("%sdebug: state %d, error recovery shifting\ | ||||
1069 | to state %d\n", YYPREFIX"yy", *yyssp, yytable[yyn]); | ||||
1070 | #endif | ||||
1071 | if (yyssp >= yysslim && yygrowstack()) | ||||
1072 | { | ||||
1073 | goto yyoverflow; | ||||
1074 | } | ||||
1075 | *++yyssp = yystate = yytable[yyn]; | ||||
1076 | *++yyvsp = yylval; | ||||
1077 | goto yyloop; | ||||
1078 | } | ||||
1079 | else | ||||
1080 | { | ||||
1081 | #if YYDEBUG0 | ||||
1082 | if (yydebug) | ||||
1083 | printf("%sdebug: error recovery discarding state %d\n", | ||||
1084 | YYPREFIX"yy", *yyssp); | ||||
1085 | #endif | ||||
1086 | if (yyssp <= yyss) goto yyabort; | ||||
1087 | --yyssp; | ||||
1088 | --yyvsp; | ||||
1089 | } | ||||
1090 | } | ||||
1091 | } | ||||
1092 | else | ||||
1093 | { | ||||
1094 | if (yychar == 0) goto yyabort; | ||||
1095 | #if YYDEBUG0 | ||||
1096 | if (yydebug) | ||||
1097 | { | ||||
1098 | yys = 0; | ||||
1099 | if (yychar <= YYMAXTOKEN279) yys = yyname[yychar]; | ||||
1100 | if (!yys) yys = "illegal-symbol"; | ||||
1101 | printf("%sdebug: state %d, error recovery discards token %d (%s)\n", | ||||
1102 | YYPREFIX"yy", yystate, yychar, yys); | ||||
1103 | } | ||||
1104 | #endif | ||||
1105 | yychar = (-1); | ||||
1106 | goto yyloop; | ||||
1107 | } | ||||
1108 | yyreduce: | ||||
1109 | #if YYDEBUG0 | ||||
1110 | if (yydebug) | ||||
1111 | printf("%sdebug: state %d, reducing by rule %d (%s)\n", | ||||
1112 | YYPREFIX"yy", yystate, yyn, yyrule[yyn]); | ||||
1113 | #endif | ||||
1114 | yym = yylen[yyn]; | ||||
1115 | if (yym
| ||||
1116 | yyval = yyvsp[1-yym]; | ||||
1117 | else | ||||
1118 | memset(&yyval, 0, sizeof yyval); | ||||
1119 | switch (yyn) | ||||
1120 | { | ||||
1121 | case 9: | ||||
1122 | #line 123 "/usr/src/sbin/unwind/parse.y" | ||||
1123 | { file->errors++; } | ||||
1124 | break; | ||||
1125 | case 10: | ||||
1126 | #line 126 "/usr/src/sbin/unwind/parse.y" | ||||
1127 | { | ||||
1128 | struct file *nfile; | ||||
1129 | |||||
1130 | if ((nfile = pushfile(yyvsp[0].v.string, 0)) == NULL((void *)0)) { | ||||
1131 | yyerror("failed to include file %s", yyvsp[0].v.string); | ||||
1132 | free(yyvsp[0].v.string); | ||||
1133 | YYERRORgoto yyerrlab; | ||||
1134 | } | ||||
1135 | free(yyvsp[0].v.string); | ||||
1136 | |||||
1137 | file = nfile; | ||||
1138 | lungetc('\n'); | ||||
1139 | } | ||||
1140 | break; | ||||
1141 | case 11: | ||||
1142 | #line 141 "/usr/src/sbin/unwind/parse.y" | ||||
1143 | { | ||||
1144 | if (asprintf(&yyval.v.string, "%s %s", yyvsp[-1].v.string, yyvsp[0].v.string) == -1) { | ||||
1145 | free(yyvsp[-1].v.string); | ||||
1146 | free(yyvsp[0].v.string); | ||||
1147 | yyerror("string: asprintf"); | ||||
1148 | YYERRORgoto yyerrlab; | ||||
1149 | } | ||||
1150 | free(yyvsp[-1].v.string); | ||||
1151 | free(yyvsp[0].v.string); | ||||
1152 | } | ||||
1153 | break; | ||||
1154 | case 13: | ||||
1155 | #line 154 "/usr/src/sbin/unwind/parse.y" | ||||
1156 | { | ||||
1157 | char *s = yyvsp[-2].v.string; | ||||
1158 | if (cmd_opts & OPT_VERBOSE0x00000001) | ||||
1159 | printf("%s = \"%s\"\n", yyvsp[-2].v.string, yyvsp[0].v.string); | ||||
| |||||
1160 | while (*s++) { | ||||
1161 | if (isspace((unsigned char)*s)) { | ||||
1162 | yyerror("macro name cannot contain " | ||||
1163 | "whitespace"); | ||||
1164 | free(yyvsp[-2].v.string); | ||||
1165 | free(yyvsp[0].v.string); | ||||
1166 | YYERRORgoto yyerrlab; | ||||
1167 | } | ||||
1168 | } | ||||
1169 | if (symset(yyvsp[-2].v.string, yyvsp[0].v.string, 0) == -1) | ||||
1170 | fatal("cannot store variable"); | ||||
1171 | free(yyvsp[-2].v.string); | ||||
1172 | free(yyvsp[0].v.string); | ||||
1173 | } | ||||
1174 | break; | ||||
1175 | case 16: | ||||
1176 | #line 179 "/usr/src/sbin/unwind/parse.y" | ||||
1177 | { | ||||
1178 | if (conf->blocklist_file != NULL((void *)0)) { | ||||
1179 | yyerror("block list already " | ||||
1180 | "configured"); | ||||
1181 | free(yyvsp[-1].v.string); | ||||
1182 | YYERRORgoto yyerrlab; | ||||
1183 | } else { | ||||
1184 | conf->blocklist_file = strdup(yyvsp[-1].v.string); | ||||
1185 | if (conf->blocklist_file == NULL((void *)0)) | ||||
1186 | err(1, "strdup"); | ||||
1187 | free(yyvsp[-1].v.string); | ||||
1188 | conf->blocklist_log = yyvsp[0].v.number; | ||||
1189 | } | ||||
1190 | } | ||||
1191 | break; | ||||
1192 | case 17: | ||||
1193 | #line 195 "/usr/src/sbin/unwind/parse.y" | ||||
1194 | { | ||||
1195 | conf->res_pref.len = 0; | ||||
1196 | memset(conf->enabled_resolvers, 0, | ||||
1197 | sizeof(conf->enabled_resolvers)); | ||||
1198 | } | ||||
1199 | break; | ||||
1200 | case 23: | ||||
1201 | #line 210 "/usr/src/sbin/unwind/parse.y" | ||||
1202 | { | ||||
1203 | if (!check_pref_uniq(yyvsp[0].v.number)) | ||||
1204 | YYERRORgoto yyerrlab; | ||||
1205 | if (conf->res_pref.len >= UW_RES_NONE) { | ||||
1206 | yyerror("preference list too long"); | ||||
1207 | YYERRORgoto yyerrlab; | ||||
1208 | } | ||||
1209 | conf->res_pref.types[conf->res_pref.len++] = yyvsp[0].v.number; | ||||
1210 | conf->enabled_resolvers[yyvsp[0].v.number] = 1; | ||||
1211 | } | ||||
1212 | break; | ||||
1213 | case 24: | ||||
1214 | #line 222 "/usr/src/sbin/unwind/parse.y" | ||||
1215 | { yyval.v.number = UW_RES_DOT; } | ||||
1216 | break; | ||||
1217 | case 25: | ||||
1218 | #line 223 "/usr/src/sbin/unwind/parse.y" | ||||
1219 | { yyval.v.number = UW_RES_FORWARDER; } | ||||
1220 | break; | ||||
1221 | case 26: | ||||
1222 | #line 224 "/usr/src/sbin/unwind/parse.y" | ||||
1223 | { yyval.v.number = UW_RES_ODOT_FORWARDER; } | ||||
1224 | break; | ||||
1225 | case 27: | ||||
1226 | #line 225 "/usr/src/sbin/unwind/parse.y" | ||||
1227 | { yyval.v.number = UW_RES_RECURSOR; } | ||||
1228 | break; | ||||
1229 | case 28: | ||||
1230 | #line 226 "/usr/src/sbin/unwind/parse.y" | ||||
1231 | { yyval.v.number = UW_RES_AUTOCONF; } | ||||
1232 | break; | ||||
1233 | case 29: | ||||
1234 | #line 227 "/usr/src/sbin/unwind/parse.y" | ||||
1235 | { yyval.v.number = UW_RES_AUTOCONF; } | ||||
1236 | break; | ||||
1237 | case 30: | ||||
1238 | #line 228 "/usr/src/sbin/unwind/parse.y" | ||||
1239 | { yyval.v.number = UW_RES_ODOT_AUTOCONF; } | ||||
1240 | break; | ||||
1241 | case 31: | ||||
1242 | #line 229 "/usr/src/sbin/unwind/parse.y" | ||||
1243 | { yyval.v.number = UW_RES_ODOT_AUTOCONF; } | ||||
1244 | break; | ||||
1245 | case 32: | ||||
1246 | #line 230 "/usr/src/sbin/unwind/parse.y" | ||||
1247 | { yyval.v.number = UW_RES_ASR; } | ||||
1248 | break; | ||||
1249 | case 38: | ||||
1250 | #line 244 "/usr/src/sbin/unwind/parse.y" | ||||
1251 | { | ||||
1252 | struct uw_forwarder *uw_fwd; | ||||
1253 | struct sockaddr_storage *ss; | ||||
1254 | |||||
1255 | if ((ss = host_ip(yyvsp[-3].v.string)) == NULL((void *)0)) { | ||||
1256 | yyerror("%s is not an ip-address", yyvsp[-3].v.string); | ||||
1257 | free(yyvsp[-3].v.string); | ||||
1258 | YYERRORgoto yyerrlab; | ||||
1259 | } | ||||
1260 | free(ss); | ||||
1261 | |||||
1262 | if ((uw_fwd = calloc(1, sizeof(*uw_fwd))) == | ||||
1263 | NULL((void *)0)) | ||||
1264 | err(1, NULL((void *)0)); | ||||
1265 | |||||
1266 | if (yyvsp[-2].v.number < 0 || yyvsp[-2].v.number > (int)USHRT_MAX0xffff) { | ||||
1267 | yyerror("invalid port: %lld", yyvsp[-2].v.number); | ||||
1268 | free(yyvsp[-3].v.string); | ||||
1269 | free(uw_fwd); | ||||
1270 | YYERRORgoto yyerrlab; | ||||
1271 | } | ||||
1272 | if (yyvsp[-2].v.number == 0) | ||||
1273 | uw_fwd->port = yyvsp[0].v.number == DOT260 ? 853 : 53; | ||||
1274 | else | ||||
1275 | uw_fwd->port = yyvsp[-2].v.number; | ||||
1276 | |||||
1277 | if (yyvsp[-1].v.string != NULL((void *)0) && yyvsp[0].v.number == 0) { | ||||
1278 | yyerror("authentication name can only " | ||||
1279 | "be used with DoT"); | ||||
1280 | free(yyvsp[-3].v.string); | ||||
1281 | free(uw_fwd); | ||||
1282 | YYERRORgoto yyerrlab; | ||||
1283 | } | ||||
1284 | |||||
1285 | if (strlcpy(uw_fwd->ip, yyvsp[-3].v.string, sizeof(uw_fwd->ip)) | ||||
1286 | >= sizeof(uw_fwd->ip)) { | ||||
1287 | free(uw_fwd); | ||||
1288 | yyerror("forwarder %s too long", yyvsp[-3].v.string); | ||||
1289 | free(yyvsp[-3].v.string); | ||||
1290 | YYERRORgoto yyerrlab; | ||||
1291 | } | ||||
1292 | |||||
1293 | if (yyvsp[0].v.number == DOT260 && yyvsp[-1].v.string != NULL((void *)0)) { | ||||
1294 | if (strlcpy(uw_fwd->auth_name, yyvsp[-1].v.string, | ||||
1295 | sizeof(uw_fwd->auth_name)) | ||||
1296 | >= sizeof(uw_fwd->auth_name)) { | ||||
1297 | free(uw_fwd); | ||||
1298 | yyerror("authentication name " | ||||
1299 | "%s too long", yyvsp[-1].v.string); | ||||
1300 | free(yyvsp[-3].v.string); | ||||
1301 | YYERRORgoto yyerrlab; | ||||
1302 | } | ||||
1303 | } | ||||
1304 | |||||
1305 | if (yyvsp[0].v.number == DOT260) | ||||
1306 | TAILQ_INSERT_TAIL(do { (uw_fwd)->entry.tqe_next = ((void *)0); (uw_fwd)-> entry.tqe_prev = (&conf->uw_dot_forwarder_list)->tqh_last ; *(&conf->uw_dot_forwarder_list)->tqh_last = (uw_fwd ); (&conf->uw_dot_forwarder_list)->tqh_last = & (uw_fwd)->entry.tqe_next; } while (0) | ||||
1307 | &conf->uw_dot_forwarder_list,do { (uw_fwd)->entry.tqe_next = ((void *)0); (uw_fwd)-> entry.tqe_prev = (&conf->uw_dot_forwarder_list)->tqh_last ; *(&conf->uw_dot_forwarder_list)->tqh_last = (uw_fwd ); (&conf->uw_dot_forwarder_list)->tqh_last = & (uw_fwd)->entry.tqe_next; } while (0) | ||||
1308 | uw_fwd, entry)do { (uw_fwd)->entry.tqe_next = ((void *)0); (uw_fwd)-> entry.tqe_prev = (&conf->uw_dot_forwarder_list)->tqh_last ; *(&conf->uw_dot_forwarder_list)->tqh_last = (uw_fwd ); (&conf->uw_dot_forwarder_list)->tqh_last = & (uw_fwd)->entry.tqe_next; } while (0); | ||||
1309 | else { | ||||
1310 | TAILQ_INSERT_TAIL(do { (uw_fwd)->entry.tqe_next = ((void *)0); (uw_fwd)-> entry.tqe_prev = (&conf->uw_forwarder_list)->tqh_last ; *(&conf->uw_forwarder_list)->tqh_last = (uw_fwd); (&conf->uw_forwarder_list)->tqh_last = &(uw_fwd )->entry.tqe_next; } while (0) | ||||
1311 | &conf->uw_forwarder_list,do { (uw_fwd)->entry.tqe_next = ((void *)0); (uw_fwd)-> entry.tqe_prev = (&conf->uw_forwarder_list)->tqh_last ; *(&conf->uw_forwarder_list)->tqh_last = (uw_fwd); (&conf->uw_forwarder_list)->tqh_last = &(uw_fwd )->entry.tqe_next; } while (0) | ||||
1312 | uw_fwd, entry)do { (uw_fwd)->entry.tqe_next = ((void *)0); (uw_fwd)-> entry.tqe_prev = (&conf->uw_forwarder_list)->tqh_last ; *(&conf->uw_forwarder_list)->tqh_last = (uw_fwd); (&conf->uw_forwarder_list)->tqh_last = &(uw_fwd )->entry.tqe_next; } while (0); | ||||
1313 | } | ||||
1314 | free(yyvsp[-3].v.string); | ||||
1315 | } | ||||
1316 | break; | ||||
1317 | case 39: | ||||
1318 | #line 311 "/usr/src/sbin/unwind/parse.y" | ||||
1319 | { yyval.v.number = yyvsp[0].v.number; } | ||||
1320 | break; | ||||
1321 | case 40: | ||||
1322 | #line 312 "/usr/src/sbin/unwind/parse.y" | ||||
1323 | { yyval.v.number = 0; } | ||||
1324 | break; | ||||
1325 | case 41: | ||||
1326 | #line 315 "/usr/src/sbin/unwind/parse.y" | ||||
1327 | { yyval.v.string = yyvsp[0].v.string; } | ||||
1328 | break; | ||||
1329 | case 42: | ||||
1330 | #line 316 "/usr/src/sbin/unwind/parse.y" | ||||
1331 | { yyval.v.string = NULL((void *)0); } | ||||
1332 | break; | ||||
1333 | case 43: | ||||
1334 | #line 319 "/usr/src/sbin/unwind/parse.y" | ||||
1335 | { yyval.v.number = DOT260; } | ||||
1336 | break; | ||||
1337 | case 44: | ||||
1338 | #line 320 "/usr/src/sbin/unwind/parse.y" | ||||
1339 | { yyval.v.number = 0; } | ||||
1340 | break; | ||||
1341 | case 45: | ||||
1342 | #line 323 "/usr/src/sbin/unwind/parse.y" | ||||
1343 | { yyval.v.number = 1; } | ||||
1344 | break; | ||||
1345 | case 46: | ||||
1346 | #line 324 "/usr/src/sbin/unwind/parse.y" | ||||
1347 | { yyval.v.number = 0; } | ||||
1348 | break; | ||||
1349 | case 47: | ||||
1350 | #line 327 "/usr/src/sbin/unwind/parse.y" | ||||
1351 | { | ||||
1352 | struct force_tree_entry *n, *nxt; | ||||
1353 | int error = 0; | ||||
1354 | |||||
1355 | RB_FOREACH_SAFE(n, force_tree, &yyvsp[-2].v.force, nxt)for ((n) = force_tree_RB_MINMAX(&yyvsp[-2].v.force, -1); ( (n) != ((void *)0)) && ((nxt) = force_tree_RB_NEXT(n) , 1); (n) = (nxt)) { | ||||
1356 | n->acceptbogus = yyvsp[-5].v.number; | ||||
1357 | n->type = yyvsp[-4].v.number; | ||||
1358 | RB_REMOVE(force_tree, &yyvsp[-2].v.force, n)force_tree_RB_REMOVE(&yyvsp[-2].v.force, n); | ||||
1359 | if (RB_INSERT(force_tree, &conf->force,force_tree_RB_INSERT(&conf->force, n) | ||||
1360 | n)force_tree_RB_INSERT(&conf->force, n)) { | ||||
1361 | yyerror("%s already in an force " | ||||
1362 | "list", n->domain); | ||||
1363 | error = 1; | ||||
1364 | } | ||||
1365 | } | ||||
1366 | if (error) | ||||
1367 | YYERRORgoto yyerrlab; | ||||
1368 | } | ||||
1369 | break; | ||||
1370 | case 48: | ||||
1371 | #line 347 "/usr/src/sbin/unwind/parse.y" | ||||
1372 | { yyval.v.number = 1; } | ||||
1373 | break; | ||||
1374 | case 49: | ||||
1375 | #line 348 "/usr/src/sbin/unwind/parse.y" | ||||
1376 | { yyval.v.number = 0; } | ||||
1377 | break; | ||||
1378 | case 50: | ||||
1379 | #line 351 "/usr/src/sbin/unwind/parse.y" | ||||
1380 | { | ||||
1381 | struct force_tree_entry *e; | ||||
1382 | size_t len; | ||||
1383 | |||||
1384 | len = strlen(yyvsp[0].v.string); | ||||
1385 | e = malloc(sizeof(*e)); | ||||
1386 | if (e == NULL((void *)0)) | ||||
1387 | err(1, NULL((void *)0)); | ||||
1388 | if (strlcpy(e->domain, yyvsp[0].v.string, sizeof(e->domain)) >= | ||||
1389 | sizeof(e->domain)) { | ||||
1390 | yyerror("force %s too long", yyvsp[0].v.string); | ||||
1391 | free(yyvsp[0].v.string); | ||||
1392 | YYERRORgoto yyerrlab; | ||||
1393 | } | ||||
1394 | free(yyvsp[0].v.string); | ||||
1395 | if (len == 0 || e->domain[len-1] != '.') { | ||||
1396 | if (strlcat(e->domain, ".", | ||||
1397 | sizeof((e->domain))) >= | ||||
1398 | sizeof((e->domain))) { | ||||
1399 | yyerror("force %s too long", yyvsp[0].v.string); | ||||
1400 | YYERRORgoto yyerrlab; | ||||
1401 | } | ||||
1402 | } | ||||
1403 | if (RB_INSERT(force_tree, &yyval.v.force, e)force_tree_RB_INSERT(&yyval.v.force, e) != NULL((void *)0)) { | ||||
1404 | log_warnx("duplicate force %s", e->domain); | ||||
1405 | free(e); | ||||
1406 | } | ||||
1407 | } | ||||
1408 | break; | ||||
1409 | case 51: | ||||
1410 | #line 379 "/usr/src/sbin/unwind/parse.y" | ||||
1411 | { | ||||
1412 | RB_INIT(&yyval.v.force)do { (&yyval.v.force)->rbh_root = ((void *)0); } while (0); | ||||
1413 | } | ||||
1414 | break; | ||||
1415 | #line 1408 "parse.c" | ||||
1416 | } | ||||
1417 | yyssp -= yym; | ||||
1418 | yystate = *yyssp; | ||||
1419 | yyvsp -= yym; | ||||
1420 | yym = yylhs[yyn]; | ||||
1421 | if (yystate
| ||||
1422 | { | ||||
1423 | #if YYDEBUG0 | ||||
1424 | if (yydebug) | ||||
1425 | printf("%sdebug: after reduction, shifting from state 0 to\ | ||||
1426 | state %d\n", YYPREFIX"yy", YYFINAL1); | ||||
1427 | #endif | ||||
1428 | yystate = YYFINAL1; | ||||
1429 | *++yyssp = YYFINAL1; | ||||
1430 | *++yyvsp = yyval; | ||||
1431 | if (yychar
| ||||
1432 | { | ||||
1433 | if ((yychar = yylex()) < 0) yychar = 0; | ||||
1434 | #if YYDEBUG0 | ||||
1435 | if (yydebug) | ||||
1436 | { | ||||
1437 | yys = 0; | ||||
1438 | if (yychar <= YYMAXTOKEN279) yys = yyname[yychar]; | ||||
1439 | if (!yys) yys = "illegal-symbol"; | ||||
1440 | printf("%sdebug: state %d, reading %d (%s)\n", | ||||
1441 | YYPREFIX"yy", YYFINAL1, yychar, yys); | ||||
1442 | } | ||||
1443 | #endif | ||||
1444 | } | ||||
1445 | if (yychar == 0) goto yyaccept; | ||||
1446 | goto yyloop; | ||||
1447 | } | ||||
1448 | if ((yyn = yygindex[yym]) && (yyn += yystate) >= 0 && | ||||
1449 | yyn <= YYTABLESIZE271 && yycheck[yyn] == yystate) | ||||
1450 | yystate = yytable[yyn]; | ||||
1451 | else | ||||
1452 | yystate = yydgoto[yym]; | ||||
1453 | #if YYDEBUG0 | ||||
1454 | if (yydebug) | ||||
1455 | printf("%sdebug: after reduction, shifting from state %d \ | ||||
1456 | to state %d\n", YYPREFIX"yy", *yyssp, yystate); | ||||
1457 | #endif | ||||
1458 | if (yyssp >= yysslim && yygrowstack()) | ||||
1459 | { | ||||
1460 | goto yyoverflow; | ||||
1461 | } | ||||
1462 | *++yyssp = yystate; | ||||
1463 | *++yyvsp = yyval; | ||||
1464 | goto yyloop; | ||||
1465 | yyoverflow: | ||||
1466 | yyerror("yacc stack overflow"); | ||||
1467 | yyabort: | ||||
1468 | if (yyss) | ||||
1469 | free(yyss); | ||||
1470 | if (yyvs) | ||||
1471 | free(yyvs); | ||||
1472 | yyss = yyssp = NULL((void *)0); | ||||
1473 | yyvs = yyvsp = NULL((void *)0); | ||||
1474 | yystacksize = 0; | ||||
1475 | return (1); | ||||
1476 | yyaccept: | ||||
1477 | if (yyss) | ||||
1478 | free(yyss); | ||||
1479 | if (yyvs) | ||||
1480 | free(yyvs); | ||||
1481 | yyss = yyssp = NULL((void *)0); | ||||
1482 | yyvs = yyvsp = NULL((void *)0); | ||||
1483 | yystacksize = 0; | ||||
1484 | return (0); | ||||
1485 | } |