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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 $ | |
212380e3 AC |
3 | */ |
4 | ||
5 | %{ | |
6 | #include <sys/types.h> | |
7 | #include <sys/stat.h> | |
8 | ||
9 | #include <netinet/in.h> | |
10 | ||
11 | #include <string.h> | |
12 | #include <stdlib.h> | |
13 | #include <stdarg.h> | |
14 | #include <stdio.h> | |
15 | #define WE_ARE_MEMORY_C | |
16 | #include "stdinc.h" | |
17 | #include "setup.h" | |
18 | #include "common.h" | |
19 | #include "ircd_defs.h" | |
9b8e9eb3 | 20 | #include "defaults.h" |
212380e3 AC |
21 | #include "client.h" |
22 | #include "modules.h" | |
23 | #include "newconf.h" | |
24 | ||
25 | #define YY_NO_UNPUT | |
26 | ||
6ab8c0d3 | 27 | int yyparse(void); |
67b7840a | 28 | void yyerror(const char *); |
6ab8c0d3 | 29 | int yylex(void); |
212380e3 AC |
30 | |
31 | static time_t conf_find_time(char*); | |
32 | ||
33 | static struct { | |
34 | const char * name; | |
35 | const char * plural; | |
e8cfec47 | 36 | time_t val; |
212380e3 AC |
37 | } ircd_times[] = { |
38 | {"second", "seconds", 1}, | |
39 | {"minute", "minutes", 60}, | |
40 | {"hour", "hours", 60 * 60}, | |
41 | {"day", "days", 60 * 60 * 24}, | |
42 | {"week", "weeks", 60 * 60 * 24 * 7}, | |
43 | {"fortnight", "fortnights", 60 * 60 * 24 * 14}, | |
44 | {"month", "months", 60 * 60 * 24 * 7 * 4}, | |
45 | {"year", "years", 60 * 60 * 24 * 365}, | |
e8cfec47 | 46 | /* ok-- we now do sizes here too. they aren't times, but |
212380e3 AC |
47 | it's close enough */ |
48 | {"byte", "bytes", 1}, | |
49 | {"kb", NULL, 1024}, | |
50 | {"kbyte", "kbytes", 1024}, | |
51 | {"kilobyte", "kilebytes", 1024}, | |
52 | {"mb", NULL, 1024 * 1024}, | |
53 | {"mbyte", "mbytes", 1024 * 1024}, | |
54 | {"megabyte", "megabytes", 1024 * 1024}, | |
55 | {NULL, NULL, 0}, | |
56 | }; | |
57 | ||
58 | time_t conf_find_time(char *name) | |
59 | { | |
60 | int i; | |
61 | ||
62 | for (i = 0; ircd_times[i].name; i++) | |
63 | { | |
64 | if (strcasecmp(ircd_times[i].name, name) == 0 || | |
65 | (ircd_times[i].plural && strcasecmp(ircd_times[i].plural, name) == 0)) | |
66 | return ircd_times[i].val; | |
67 | } | |
68 | ||
69 | return 0; | |
70 | } | |
71 | ||
72 | static struct | |
73 | { | |
74 | const char *word; | |
75 | int yesno; | |
76 | } yesno[] = { | |
77 | {"yes", 1}, | |
78 | {"no", 0}, | |
79 | {"true", 1}, | |
80 | {"false", 0}, | |
81 | {"on", 1}, | |
82 | {"off", 0}, | |
83 | {NULL, 0} | |
84 | }; | |
85 | ||
86 | static int conf_get_yesno_value(char *str) | |
87 | { | |
88 | int i; | |
89 | ||
90 | for (i = 0; yesno[i].word; i++) | |
91 | { | |
92 | if (strcasecmp(str, yesno[i].word) == 0) | |
93 | { | |
94 | return yesno[i].yesno; | |
95 | } | |
96 | } | |
97 | ||
98 | return -1; | |
99 | } | |
100 | ||
101 | static void free_cur_list(conf_parm_t* list) | |
102 | { | |
dceac3e4 KB |
103 | if (list->type == CF_STRING || list->type == CF_QSTRING) { |
104 | rb_free(list->v.string); | |
105 | } else if (list->type == CF_FLIST) { | |
106 | /* Even though CF_FLIST is a flag, comparing with == is valid | |
107 | * because conf_parm_t.type must be either a type or one flag. | |
108 | */ | |
109 | free_cur_list(list->v.list); | |
212380e3 AC |
110 | } |
111 | ||
dceac3e4 | 112 | if (list->next) { |
212380e3 | 113 | free_cur_list(list->next); |
dceac3e4 KB |
114 | } |
115 | ||
116 | rb_free(list); | |
212380e3 AC |
117 | } |
118 | ||
e8cfec47 | 119 | |
212380e3 AC |
120 | conf_parm_t * cur_list = NULL; |
121 | ||
122 | static void add_cur_list_cpt(conf_parm_t *new) | |
123 | { | |
124 | if (cur_list == NULL) | |
125 | { | |
eddc2ab6 | 126 | cur_list = rb_malloc(sizeof(conf_parm_t)); |
dceac3e4 | 127 | cur_list->type = CF_FLIST; |
212380e3 AC |
128 | cur_list->v.list = new; |
129 | } | |
130 | else | |
131 | { | |
132 | new->next = cur_list->v.list; | |
133 | cur_list->v.list = new; | |
134 | } | |
135 | } | |
136 | ||
137 | static void add_cur_list(int type, char *str, int number) | |
138 | { | |
139 | conf_parm_t *new; | |
140 | ||
eddc2ab6 | 141 | new = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
142 | new->next = NULL; |
143 | new->type = type; | |
144 | ||
145 | switch(type) | |
146 | { | |
147 | case CF_INT: | |
148 | case CF_TIME: | |
149 | case CF_YESNO: | |
150 | new->v.number = number; | |
151 | break; | |
152 | case CF_STRING: | |
153 | case CF_QSTRING: | |
47a03750 | 154 | new->v.string = rb_strdup(str); |
212380e3 AC |
155 | break; |
156 | } | |
157 | ||
158 | add_cur_list_cpt(new); | |
159 | } | |
160 | ||
161 | ||
162 | %} | |
163 | ||
164 | %union { | |
e8cfec47 JT |
165 | int number; |
166 | char string[IRCD_BUFSIZE + 1]; | |
212380e3 AC |
167 | conf_parm_t * conf_parm; |
168 | } | |
169 | ||
170 | %token LOADMODULE TWODOTS | |
171 | ||
172 | %token <string> QSTRING STRING | |
173 | %token <number> NUMBER | |
174 | ||
175 | %type <string> qstring string | |
e8cfec47 | 176 | %type <number> number timespec |
212380e3 AC |
177 | %type <conf_parm> oneitem single itemlist |
178 | ||
179 | %start conf | |
180 | ||
181 | %% | |
182 | ||
e8cfec47 JT |
183 | conf: |
184 | | conf conf_item | |
212380e3 AC |
185 | | error |
186 | ; | |
187 | ||
188 | conf_item: block | |
189 | | loadmodule | |
190 | ; | |
191 | ||
e8cfec47 JT |
192 | block: string |
193 | { | |
212380e3 AC |
194 | conf_start_block($1, NULL); |
195 | } | |
e8cfec47 | 196 | '{' block_items '}' ';' |
212380e3 AC |
197 | { |
198 | if (conf_cur_block) | |
e8cfec47 | 199 | conf_end_block(conf_cur_block); |
212380e3 | 200 | } |
e8cfec47 JT |
201 | | string qstring |
202 | { | |
212380e3 AC |
203 | conf_start_block($1, $2); |
204 | } | |
205 | '{' block_items '}' ';' | |
206 | { | |
207 | if (conf_cur_block) | |
e8cfec47 | 208 | conf_end_block(conf_cur_block); |
212380e3 AC |
209 | } |
210 | ; | |
211 | ||
e8cfec47 JT |
212 | block_items: block_items block_item |
213 | | block_item | |
212380e3 AC |
214 | ; |
215 | ||
216 | block_item: string '=' itemlist ';' | |
217 | { | |
dceac3e4 | 218 | conf_call_set(conf_cur_block, $1, cur_list); |
212380e3 AC |
219 | free_cur_list(cur_list); |
220 | cur_list = NULL; | |
221 | } | |
222 | ; | |
223 | ||
224 | itemlist: itemlist ',' single | |
225 | | single | |
226 | ; | |
227 | ||
228 | single: oneitem | |
229 | { | |
230 | add_cur_list_cpt($1); | |
231 | } | |
232 | | oneitem TWODOTS oneitem | |
233 | { | |
234 | /* "1 .. 5" meaning 1,2,3,4,5 - only valid for integers */ | |
dceac3e4 | 235 | if ($1->type != CF_INT || $3->type != CF_INT) |
212380e3 AC |
236 | { |
237 | conf_report_error("Both arguments in '..' notation must be integers."); | |
238 | break; | |
239 | } | |
240 | else | |
241 | { | |
242 | int i; | |
243 | ||
244 | for (i = $1->v.number; i <= $3->v.number; i++) | |
245 | { | |
246 | add_cur_list(CF_INT, 0, i); | |
247 | } | |
248 | } | |
249 | } | |
250 | ; | |
251 | ||
252 | oneitem: qstring | |
253 | { | |
eddc2ab6 | 254 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 | 255 | $$->type = CF_QSTRING; |
47a03750 | 256 | $$->v.string = rb_strdup($1); |
212380e3 AC |
257 | } |
258 | | timespec | |
259 | { | |
eddc2ab6 | 260 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
261 | $$->type = CF_TIME; |
262 | $$->v.number = $1; | |
263 | } | |
264 | | number | |
265 | { | |
eddc2ab6 | 266 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
267 | $$->type = CF_INT; |
268 | $$->v.number = $1; | |
269 | } | |
270 | | string | |
271 | { | |
e8cfec47 | 272 | /* a 'string' could also be a yes/no value .. |
212380e3 AC |
273 | so pass it as that, if so */ |
274 | int val = conf_get_yesno_value($1); | |
275 | ||
eddc2ab6 | 276 | $$ = rb_malloc(sizeof(conf_parm_t)); |
212380e3 AC |
277 | |
278 | if (val != -1) | |
279 | { | |
280 | $$->type = CF_YESNO; | |
281 | $$->v.number = val; | |
282 | } | |
283 | else | |
284 | { | |
285 | $$->type = CF_STRING; | |
47a03750 | 286 | $$->v.string = rb_strdup($1); |
212380e3 AC |
287 | } |
288 | } | |
289 | ; | |
290 | ||
291 | loadmodule: | |
292 | LOADMODULE QSTRING | |
293 | { | |
216d70e9 EM |
294 | char *m_bn; |
295 | m_bn = rb_basename((char *) $2); | |
212380e3 | 296 | |
216d70e9 EM |
297 | if (findmodule_byname(m_bn) == -1) |
298 | { | |
299 | load_one_module($2, MAPI_ORIGIN_EXTENSION, 0); | |
300 | } | |
1d393245 | 301 | |
216d70e9 | 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 | ; |