]>
Commit | Line | Data |
---|---|---|
212380e3 AC |
1 | /* This code is in the public domain. |
2 | * $Nightmare: nightmare/src/main/parser.y,v 1.2.2.1.2.1 2002/07/02 03:42:10 ejb Exp $ | |
3 | * $Id: ircd_parser.y 871 2006-02-18 21:56:00Z nenolod $ | |
4 | */ | |
5 | ||
6 | %{ | |
7 | #include <sys/types.h> | |
8 | #include <sys/stat.h> | |
9 | ||
10 | #include <netinet/in.h> | |
11 | ||
12 | #include <string.h> | |
13 | #include <stdlib.h> | |
14 | #include <stdarg.h> | |
15 | #include <stdio.h> | |
16 | #define WE_ARE_MEMORY_C | |
17 | #include "stdinc.h" | |
18 | #include "setup.h" | |
19 | #include "common.h" | |
20 | #include "ircd_defs.h" | |
21 | #include "config.h" | |
22 | #include "client.h" | |
23 | #include "modules.h" | |
24 | #include "newconf.h" | |
25 | ||
26 | #define YY_NO_UNPUT | |
27 | ||
6ab8c0d3 | 28 | int yyparse(void); |
67b7840a | 29 | void yyerror(const char *); |
6ab8c0d3 | 30 | int yylex(void); |
212380e3 AC |
31 | |
32 | static time_t conf_find_time(char*); | |
33 | ||
34 | static struct { | |
35 | const char * name; | |
36 | const char * plural; | |
e8cfec47 | 37 | time_t val; |
212380e3 AC |
38 | } ircd_times[] = { |
39 | {"second", "seconds", 1}, | |
40 | {"minute", "minutes", 60}, | |
41 | {"hour", "hours", 60 * 60}, | |
42 | {"day", "days", 60 * 60 * 24}, | |
43 | {"week", "weeks", 60 * 60 * 24 * 7}, | |
44 | {"fortnight", "fortnights", 60 * 60 * 24 * 14}, | |
45 | {"month", "months", 60 * 60 * 24 * 7 * 4}, | |
46 | {"year", "years", 60 * 60 * 24 * 365}, | |
e8cfec47 | 47 | /* ok-- we now do sizes here too. they aren't times, but |
212380e3 AC |
48 | it's close enough */ |
49 | {"byte", "bytes", 1}, | |
50 | {"kb", NULL, 1024}, | |
51 | {"kbyte", "kbytes", 1024}, | |
52 | {"kilobyte", "kilebytes", 1024}, | |
53 | {"mb", NULL, 1024 * 1024}, | |
54 | {"mbyte", "mbytes", 1024 * 1024}, | |
55 | {"megabyte", "megabytes", 1024 * 1024}, | |
56 | {NULL, NULL, 0}, | |
57 | }; | |
58 | ||
59 | time_t conf_find_time(char *name) | |
60 | { | |
61 | int i; | |
62 | ||
63 | for (i = 0; ircd_times[i].name; i++) | |
64 | { | |
65 | if (strcasecmp(ircd_times[i].name, name) == 0 || | |
66 | (ircd_times[i].plural && strcasecmp(ircd_times[i].plural, name) == 0)) | |
67 | return ircd_times[i].val; | |
68 | } | |
69 | ||
70 | return 0; | |
71 | } | |
72 | ||
73 | static struct | |
74 | { | |
75 | const char *word; | |
76 | int yesno; | |
77 | } yesno[] = { | |
78 | {"yes", 1}, | |
79 | {"no", 0}, | |
80 | {"true", 1}, | |
81 | {"false", 0}, | |
82 | {"on", 1}, | |
83 | {"off", 0}, | |
84 | {NULL, 0} | |
85 | }; | |
86 | ||
87 | static int conf_get_yesno_value(char *str) | |
88 | { | |
89 | int i; | |
90 | ||
91 | for (i = 0; yesno[i].word; i++) | |
92 | { | |
93 | if (strcasecmp(str, yesno[i].word) == 0) | |
94 | { | |
95 | return yesno[i].yesno; | |
96 | } | |
97 | } | |
98 | ||
99 | return -1; | |
100 | } | |
101 | ||
102 | static void free_cur_list(conf_parm_t* list) | |
103 | { | |
dceac3e4 KB |
104 | if (list->type == CF_STRING || list->type == CF_QSTRING) { |
105 | rb_free(list->v.string); | |
106 | } else if (list->type == CF_FLIST) { | |
107 | /* Even though CF_FLIST is a flag, comparing with == is valid | |
108 | * because conf_parm_t.type must be either a type or one flag. | |
109 | */ | |
110 | free_cur_list(list->v.list); | |
212380e3 AC |
111 | } |
112 | ||
dceac3e4 | 113 | if (list->next) { |
212380e3 | 114 | free_cur_list(list->next); |
dceac3e4 KB |
115 | } |
116 | ||
117 | rb_free(list); | |
212380e3 AC |
118 | } |
119 | ||
e8cfec47 | 120 | |
212380e3 AC |
121 | conf_parm_t * cur_list = NULL; |
122 | ||
123 | static void add_cur_list_cpt(conf_parm_t *new) | |
124 | { | |
125 | if (cur_list == NULL) | |
126 | { | |
eddc2ab6 | 127 | cur_list = rb_malloc(sizeof(conf_parm_t)); |
dceac3e4 | 128 | cur_list->type = CF_FLIST; |
212380e3 AC |
129 | cur_list->v.list = new; |
130 | } | |
131 | else | |
132 | { | |
133 | new->next = cur_list->v.list; | |
134 | cur_list->v.list = new; | |
135 | } | |
136 | } | |
137 | ||
138 | static void add_cur_list(int type, char *str, int number) | |
139 | { | |
140 | conf_parm_t *new; | |
141 | ||
eddc2ab6 | 142 | new = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
143 | new->next = NULL; |
144 | new->type = type; | |
145 | ||
146 | switch(type) | |
147 | { | |
148 | case CF_INT: | |
149 | case CF_TIME: | |
150 | case CF_YESNO: | |
151 | new->v.number = number; | |
152 | break; | |
153 | case CF_STRING: | |
154 | case CF_QSTRING: | |
47a03750 | 155 | new->v.string = rb_strdup(str); |
212380e3 AC |
156 | break; |
157 | } | |
158 | ||
159 | add_cur_list_cpt(new); | |
160 | } | |
161 | ||
162 | ||
163 | %} | |
164 | ||
165 | %union { | |
e8cfec47 JT |
166 | int number; |
167 | char string[IRCD_BUFSIZE + 1]; | |
212380e3 AC |
168 | conf_parm_t * conf_parm; |
169 | } | |
170 | ||
171 | %token LOADMODULE TWODOTS | |
172 | ||
173 | %token <string> QSTRING STRING | |
174 | %token <number> NUMBER | |
175 | ||
176 | %type <string> qstring string | |
e8cfec47 | 177 | %type <number> number timespec |
212380e3 AC |
178 | %type <conf_parm> oneitem single itemlist |
179 | ||
180 | %start conf | |
181 | ||
182 | %% | |
183 | ||
e8cfec47 JT |
184 | conf: |
185 | | conf conf_item | |
212380e3 AC |
186 | | error |
187 | ; | |
188 | ||
189 | conf_item: block | |
190 | | loadmodule | |
191 | ; | |
192 | ||
e8cfec47 JT |
193 | block: string |
194 | { | |
212380e3 AC |
195 | conf_start_block($1, NULL); |
196 | } | |
e8cfec47 | 197 | '{' block_items '}' ';' |
212380e3 AC |
198 | { |
199 | if (conf_cur_block) | |
e8cfec47 | 200 | conf_end_block(conf_cur_block); |
212380e3 | 201 | } |
e8cfec47 JT |
202 | | string qstring |
203 | { | |
212380e3 AC |
204 | conf_start_block($1, $2); |
205 | } | |
206 | '{' block_items '}' ';' | |
207 | { | |
208 | if (conf_cur_block) | |
e8cfec47 | 209 | conf_end_block(conf_cur_block); |
212380e3 AC |
210 | } |
211 | ; | |
212 | ||
e8cfec47 JT |
213 | block_items: block_items block_item |
214 | | block_item | |
212380e3 AC |
215 | ; |
216 | ||
217 | block_item: string '=' itemlist ';' | |
218 | { | |
dceac3e4 | 219 | conf_call_set(conf_cur_block, $1, cur_list); |
212380e3 AC |
220 | free_cur_list(cur_list); |
221 | cur_list = NULL; | |
222 | } | |
223 | ; | |
224 | ||
225 | itemlist: itemlist ',' single | |
226 | | single | |
227 | ; | |
228 | ||
229 | single: oneitem | |
230 | { | |
231 | add_cur_list_cpt($1); | |
232 | } | |
233 | | oneitem TWODOTS oneitem | |
234 | { | |
235 | /* "1 .. 5" meaning 1,2,3,4,5 - only valid for integers */ | |
dceac3e4 | 236 | if ($1->type != CF_INT || $3->type != CF_INT) |
212380e3 AC |
237 | { |
238 | conf_report_error("Both arguments in '..' notation must be integers."); | |
239 | break; | |
240 | } | |
241 | else | |
242 | { | |
243 | int i; | |
244 | ||
245 | for (i = $1->v.number; i <= $3->v.number; i++) | |
246 | { | |
247 | add_cur_list(CF_INT, 0, i); | |
248 | } | |
249 | } | |
250 | } | |
251 | ; | |
252 | ||
253 | oneitem: qstring | |
254 | { | |
eddc2ab6 | 255 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 | 256 | $$->type = CF_QSTRING; |
47a03750 | 257 | $$->v.string = rb_strdup($1); |
212380e3 AC |
258 | } |
259 | | timespec | |
260 | { | |
eddc2ab6 | 261 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
262 | $$->type = CF_TIME; |
263 | $$->v.number = $1; | |
264 | } | |
265 | | number | |
266 | { | |
eddc2ab6 | 267 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
268 | $$->type = CF_INT; |
269 | $$->v.number = $1; | |
270 | } | |
271 | | string | |
272 | { | |
e8cfec47 | 273 | /* a 'string' could also be a yes/no value .. |
212380e3 AC |
274 | so pass it as that, if so */ |
275 | int val = conf_get_yesno_value($1); | |
276 | ||
eddc2ab6 | 277 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
278 | |
279 | if (val != -1) | |
280 | { | |
281 | $$->type = CF_YESNO; | |
282 | $$->v.number = val; | |
283 | } | |
284 | else | |
285 | { | |
286 | $$->type = CF_STRING; | |
47a03750 | 287 | $$->v.string = rb_strdup($1); |
212380e3 AC |
288 | } |
289 | } | |
290 | ; | |
291 | ||
292 | loadmodule: | |
293 | LOADMODULE QSTRING | |
294 | { | |
212380e3 AC |
295 | char *m_bn; |
296 | ||
b7a689d1 | 297 | m_bn = rb_basename((char *) $2); |
212380e3 AC |
298 | |
299 | if (findmodule_byname(m_bn) == -1) | |
300 | load_one_module($2, 0); | |
1d393245 KB |
301 | |
302 | rb_free(m_bn); | |
212380e3 AC |
303 | } |
304 | ';' | |
305 | ; | |
306 | ||
307 | qstring: QSTRING { strcpy($$, $1); } ; | |
308 | string: STRING { strcpy($$, $1); } ; | |
309 | number: NUMBER { $$ = $1; } ; | |
310 | ||
311 | timespec: number string | |
e8cfec47 | 312 | { |
212380e3 AC |
313 | time_t t; |
314 | ||
315 | if ((t = conf_find_time($2)) == 0) | |
316 | { | |
317 | conf_report_error("Unrecognised time type/size '%s'", $2); | |
318 | t = 1; | |
319 | } | |
e8cfec47 | 320 | |
212380e3 AC |
321 | $$ = $1 * t; |
322 | } | |
323 | | timespec timespec | |
324 | { | |
325 | $$ = $1 + $2; | |
326 | } | |
327 | | timespec number | |
328 | { | |
329 | $$ = $1 + $2; | |
330 | } | |
331 | ; |