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Commit | Line | Data |
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25ea5d2f EM |
1 | /* |
2 | * charybdis: A slightly useful ircd. | |
3 | * chmode.c: channel mode management | |
4 | * | |
55abcbb2 KB |
5 | * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center |
6 | * Copyright (C) 1996-2002 Hybrid Development Team | |
7 | * Copyright (C) 2002-2005 ircd-ratbox development team | |
25ea5d2f EM |
8 | * Copyright (C) 2005-2006 charybdis development team |
9 | * | |
10 | * This program is free software; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | |
23 | * USA | |
24 | * | |
25 | * $Id: chmode.c 3580 2007-11-07 23:45:14Z jilles $ | |
26 | */ | |
27 | ||
28 | #include "stdinc.h" | |
29 | #include "channel.h" | |
30 | #include "client.h" | |
31 | #include "common.h" | |
32 | #include "hash.h" | |
33 | #include "hook.h" | |
34 | #include "match.h" | |
35 | #include "ircd.h" | |
36 | #include "numeric.h" | |
37 | #include "s_serv.h" /* captab */ | |
38 | #include "s_user.h" | |
39 | #include "send.h" | |
40 | #include "whowas.h" | |
41 | #include "s_conf.h" /* ConfigFileEntry, ConfigChannel */ | |
42 | #include "s_newconf.h" | |
43 | #include "logger.h" | |
44 | #include "chmode.h" | |
77d3d2db | 45 | #include "s_assert.h" |
25ea5d2f EM |
46 | |
47 | /* bitmasks for error returns, so we send once per call */ | |
48 | #define SM_ERR_NOTS 0x00000001 /* No TS on channel */ | |
49 | #define SM_ERR_NOOPS 0x00000002 /* No chan ops */ | |
50 | #define SM_ERR_UNKNOWN 0x00000004 | |
51 | #define SM_ERR_RPL_C 0x00000008 | |
52 | #define SM_ERR_RPL_B 0x00000010 | |
53 | #define SM_ERR_RPL_E 0x00000020 | |
54 | #define SM_ERR_NOTONCHANNEL 0x00000040 /* Not on channel */ | |
55 | #define SM_ERR_RPL_I 0x00000100 | |
56 | #define SM_ERR_RPL_D 0x00000200 | |
57 | #define SM_ERR_NOPRIVS 0x00000400 | |
58 | #define SM_ERR_RPL_Q 0x00000800 | |
59 | #define SM_ERR_RPL_F 0x00001000 | |
60 | #define SM_ERR_MLOCK 0x00002000 | |
61 | ||
62 | #define MAXMODES_SIMPLE 46 /* a-zA-Z except bqeIov */ | |
63 | ||
64 | static struct ChModeChange mode_changes[BUFSIZE]; | |
65 | static int mode_count; | |
66 | static int mode_limit; | |
67 | static int mode_limit_simple; | |
68 | static int mask_pos; | |
69 | static int removed_mask_pos; | |
70 | ||
71 | char cflagsbuf[256]; | |
72 | char cflagsmyinfo[256]; | |
73 | ||
74 | int chmode_flags[256]; | |
acdf71d9 | 75 | |
749d8c11 AC |
76 | extern int h_get_channel_access; |
77 | ||
9bec26cc | 78 | /* OPTIMIZE ME! -- dwr */ |
efccc22c | 79 | void |
19716b9f | 80 | construct_cflags_strings(void) |
efccc22c VY |
81 | { |
82 | int i; | |
c18cb68b VY |
83 | char *ptr = cflagsbuf; |
84 | char *ptr2 = cflagsmyinfo; | |
55abcbb2 | 85 | |
c18cb68b VY |
86 | *ptr = '\0'; |
87 | *ptr2 = '\0'; | |
efccc22c VY |
88 | |
89 | for(i = 0; i < 256; i++) | |
90 | { | |
55abcbb2 | 91 | if( !(chmode_table[i].set_func == chm_ban) && |
f588b956 VY |
92 | !(chmode_table[i].set_func == chm_forward) && |
93 | !(chmode_table[i].set_func == chm_throttle) && | |
94 | !(chmode_table[i].set_func == chm_key) && | |
95 | !(chmode_table[i].set_func == chm_limit) && | |
96 | !(chmode_table[i].set_func == chm_op) && | |
97 | !(chmode_table[i].set_func == chm_voice)) | |
efccc22c VY |
98 | { |
99 | chmode_flags[i] = chmode_table[i].mode_type; | |
100 | } | |
101 | else | |
102 | { | |
103 | chmode_flags[i] = 0; | |
104 | } | |
55abcbb2 | 105 | |
c18cb68b VY |
106 | switch (chmode_flags[i]) |
107 | { | |
c55b2782 | 108 | case MODE_FREETARGET: |
73d0f900 | 109 | case MODE_DISFORWARD: |
2da6f6eb JT |
110 | if(ConfigChannel.use_forward) |
111 | *ptr++ = (char) i; | |
112 | break; | |
c18cb68b VY |
113 | default: |
114 | if(chmode_flags[i] != 0) | |
115 | { | |
116 | *ptr++ = (char) i; | |
117 | } | |
118 | } | |
55abcbb2 | 119 | |
c18cb68b VY |
120 | /* Should we leave orphaned check here? -- dwr */ |
121 | if(!(chmode_table[i].set_func == chm_nosuch) && !(chmode_table[i].set_func == chm_orphaned)) | |
122 | { | |
123 | *ptr2++ = (char) i; | |
124 | } | |
efccc22c | 125 | } |
55abcbb2 | 126 | |
c18cb68b VY |
127 | *ptr++ = '\0'; |
128 | *ptr2++ = '\0'; | |
46d59e11 VY |
129 | } |
130 | ||
131 | /* | |
132 | * find_umode_slot | |
133 | * | |
134 | * inputs - NONE | |
135 | * outputs - an available cflag bitmask or | |
136 | * 0 if no cflags are available | |
137 | * side effects - NONE | |
138 | */ | |
19716b9f | 139 | static unsigned int |
46d59e11 VY |
140 | find_cflag_slot(void) |
141 | { | |
142 | unsigned int all_cflags = 0, my_cflag = 0, i; | |
143 | ||
144 | for (i = 0; i < 256; i++) | |
145 | all_cflags |= chmode_flags[i]; | |
146 | ||
147 | for (my_cflag = 1; my_cflag && (all_cflags & my_cflag); | |
148 | my_cflag <<= 1); | |
149 | ||
150 | return my_cflag; | |
efccc22c VY |
151 | } |
152 | ||
19716b9f JT |
153 | unsigned int |
154 | cflag_add(char c_, ChannelModeFunc function) | |
155 | { | |
156 | int c = (unsigned char)c_; | |
157 | ||
158 | if (chmode_table[c].set_func != chm_nosuch && | |
159 | chmode_table[c].set_func != chm_orphaned) | |
160 | return 0; | |
161 | ||
162 | if (chmode_table[c].set_func == chm_nosuch) | |
163 | chmode_table[c].mode_type = find_cflag_slot(); | |
164 | if (chmode_table[c].mode_type == 0) | |
165 | return 0; | |
166 | chmode_table[c].set_func = function; | |
167 | construct_cflags_strings(); | |
168 | return chmode_table[c].mode_type; | |
169 | } | |
170 | ||
171 | void | |
172 | cflag_orphan(char c_) | |
173 | { | |
174 | int c = (unsigned char)c_; | |
175 | ||
176 | s_assert(chmode_flags[c] != 0); | |
177 | chmode_table[c].set_func = chm_orphaned; | |
178 | construct_cflags_strings(); | |
179 | } | |
180 | ||
3c52f289 | 181 | int |
7eec45bc | 182 | get_channel_access(struct Client *source_p, struct membership *msptr) |
212380e3 | 183 | { |
749d8c11 AC |
184 | hook_data_channel_approval moduledata; |
185 | ||
186 | if(!MyClient(source_p)) | |
212380e3 AC |
187 | return CHFL_CHANOP; |
188 | ||
96d26127 AC |
189 | if (msptr == NULL) |
190 | return CHFL_PEON; | |
191 | ||
749d8c11 AC |
192 | moduledata.client = source_p; |
193 | moduledata.chptr = msptr->chptr; | |
194 | moduledata.msptr = msptr; | |
195 | moduledata.target = NULL; | |
7eec45bc | 196 | moduledata.approved = is_chanop(msptr) ? CHFL_CHANOP : CHFL_PEON; |
8aabb973 | 197 | |
749d8c11 AC |
198 | call_hook(h_get_channel_access, &moduledata); |
199 | ||
200 | return moduledata.approved; | |
212380e3 AC |
201 | } |
202 | ||
f3b3ad0b JT |
203 | /* allow_mode_change() |
204 | * | |
205 | * Checks if mlock and chanops permit a mode change. | |
206 | * | |
207 | * inputs - client, channel, access level, errors pointer, mode char | |
208 | * outputs - 0 on failure, 1 on success | |
209 | * side effects - error message sent on failure | |
210 | */ | |
211 | static int | |
212 | allow_mode_change(struct Client *source_p, struct Channel *chptr, int alevel, | |
213 | int *errors, char c) | |
214 | { | |
215 | /* If this mode char is locked, don't allow local users to change it. */ | |
216 | if (MyClient(source_p) && chptr->mode_lock && strchr(chptr->mode_lock, c)) | |
217 | { | |
218 | if (!(*errors & SM_ERR_MLOCK)) | |
219 | sendto_one_numeric(source_p, | |
220 | ERR_MLOCKRESTRICTED, | |
221 | form_str(ERR_MLOCKRESTRICTED), | |
222 | chptr->chname, | |
223 | c, | |
224 | chptr->mode_lock); | |
225 | *errors |= SM_ERR_MLOCK; | |
226 | return 0; | |
227 | } | |
228 | if(alevel != CHFL_CHANOP) | |
229 | { | |
230 | if(!(*errors & SM_ERR_NOOPS)) | |
231 | sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED), | |
232 | me.name, source_p->name, chptr->chname); | |
233 | *errors |= SM_ERR_NOOPS; | |
234 | return 0; | |
235 | } | |
236 | return 1; | |
237 | } | |
238 | ||
212380e3 AC |
239 | /* add_id() |
240 | * | |
765d839d | 241 | * inputs - client, channel, id to add, type, forward |
212380e3 AC |
242 | * outputs - 0 on failure, 1 on success |
243 | * side effects - given id is added to the appropriate list | |
244 | */ | |
245 | int | |
765d839d | 246 | add_id(struct Client *source_p, struct Channel *chptr, const char *banid, const char *forward, |
330fc5c1 | 247 | rb_dlink_list * list, long mode_type) |
212380e3 AC |
248 | { |
249 | struct Ban *actualBan; | |
83294285 | 250 | static char who[USERHOST_REPLYLEN]; |
212380e3 | 251 | char *realban = LOCAL_COPY(banid); |
330fc5c1 | 252 | rb_dlink_node *ptr; |
212380e3 AC |
253 | |
254 | /* dont let local clients overflow the banlist, or set redundant | |
255 | * bans | |
256 | */ | |
257 | if(MyClient(source_p)) | |
258 | { | |
330fc5c1 | 259 | if((rb_dlink_list_length(&chptr->banlist) + rb_dlink_list_length(&chptr->exceptlist) + rb_dlink_list_length(&chptr->invexlist) + rb_dlink_list_length(&chptr->quietlist)) >= (chptr->mode.mode & MODE_EXLIMIT ? ConfigChannel.max_bans_large : ConfigChannel.max_bans)) |
212380e3 AC |
260 | { |
261 | sendto_one(source_p, form_str(ERR_BANLISTFULL), | |
262 | me.name, source_p->name, chptr->chname, realban); | |
263 | return 0; | |
264 | } | |
265 | ||
5cefa1d6 | 266 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 AC |
267 | { |
268 | actualBan = ptr->data; | |
fd488ac1 | 269 | if(mask_match(actualBan->banstr, realban)) |
212380e3 AC |
270 | return 0; |
271 | } | |
272 | } | |
273 | /* dont let remotes set duplicates */ | |
274 | else | |
275 | { | |
5cefa1d6 | 276 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 AC |
277 | { |
278 | actualBan = ptr->data; | |
279 | if(!irccmp(actualBan->banstr, realban)) | |
280 | return 0; | |
281 | } | |
282 | } | |
283 | ||
284 | ||
285 | if(IsPerson(source_p)) | |
b2f0da88 | 286 | rb_sprintf(who, "%s!%s@%s", source_p->name, source_p->username, source_p->host); |
212380e3 | 287 | else |
f427c8b0 | 288 | rb_strlcpy(who, source_p->name, sizeof(who)); |
212380e3 | 289 | |
765d839d | 290 | actualBan = allocate_ban(realban, who, forward); |
e3354945 | 291 | actualBan->when = rb_current_time(); |
212380e3 | 292 | |
330fc5c1 | 293 | rb_dlinkAdd(actualBan, &actualBan->node, list); |
212380e3 AC |
294 | |
295 | /* invalidate the can_send() cache */ | |
296 | if(mode_type == CHFL_BAN || mode_type == CHFL_QUIET || mode_type == CHFL_EXCEPTION) | |
297 | chptr->bants++; | |
298 | ||
299 | return 1; | |
300 | } | |
301 | ||
302 | /* del_id() | |
303 | * | |
304 | * inputs - channel, id to remove, type | |
765d839d EM |
305 | * outputs - pointer to ban that was removed, if any |
306 | * side effects - given id is removed from the appropriate list and returned | |
212380e3 | 307 | */ |
765d839d | 308 | struct Ban * |
330fc5c1 | 309 | del_id(struct Channel *chptr, const char *banid, rb_dlink_list * list, long mode_type) |
212380e3 | 310 | { |
330fc5c1 | 311 | rb_dlink_node *ptr; |
212380e3 AC |
312 | struct Ban *banptr; |
313 | ||
314 | if(EmptyString(banid)) | |
765d839d | 315 | return NULL; |
212380e3 | 316 | |
5cefa1d6 | 317 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 AC |
318 | { |
319 | banptr = ptr->data; | |
320 | ||
321 | if(irccmp(banid, banptr->banstr) == 0) | |
322 | { | |
330fc5c1 | 323 | rb_dlinkDelete(&banptr->node, list); |
212380e3 AC |
324 | |
325 | /* invalidate the can_send() cache */ | |
326 | if(mode_type == CHFL_BAN || mode_type == CHFL_QUIET || mode_type == CHFL_EXCEPTION) | |
327 | chptr->bants++; | |
328 | ||
765d839d | 329 | return banptr; |
212380e3 AC |
330 | } |
331 | } | |
332 | ||
765d839d | 333 | return NULL; |
212380e3 AC |
334 | } |
335 | ||
336 | /* check_string() | |
337 | * | |
338 | * input - string to check | |
339 | * output - pointer to 'fixed' string, or "*" if empty | |
340 | * side effects - any white space found becomes \0 | |
341 | */ | |
342 | static char * | |
343 | check_string(char *s) | |
344 | { | |
345 | char *str = s; | |
346 | static char splat[] = "*"; | |
347 | if(!(s && *s)) | |
348 | return splat; | |
349 | ||
350 | for(; *s; ++s) | |
351 | { | |
352 | if(IsSpace(*s)) | |
353 | { | |
354 | *s = '\0'; | |
355 | break; | |
356 | } | |
357 | } | |
358 | return str; | |
359 | } | |
360 | ||
361 | /* pretty_mask() | |
362 | * | |
363 | * inputs - mask to pretty | |
364 | * outputs - better version of the mask | |
365 | * side effects - mask is chopped to limits, and transformed: | |
366 | * x!y@z => x!y@z | |
367 | * y@z => *!y@z | |
368 | * x!y => x!y@* | |
369 | * x => x!*@* | |
370 | * z.d => *!*@z.d | |
371 | */ | |
372 | static char * | |
373 | pretty_mask(const char *idmask) | |
374 | { | |
375 | static char mask_buf[BUFSIZE]; | |
376 | int old_mask_pos; | |
765d839d | 377 | char *nick, *user, *host, *forward = NULL; |
212380e3 | 378 | char splat[] = "*"; |
765d839d EM |
379 | char *t, *at, *ex, *ex2; |
380 | char ne = 0, ue = 0, he = 0, fe = 0; /* save values at nick[NICKLEN], et all */ | |
381 | char e2 = 0; /* save value that delimits forward channel */ | |
212380e3 AC |
382 | char *mask; |
383 | ||
384 | mask = LOCAL_COPY(idmask); | |
385 | mask = check_string(mask); | |
386 | collapse(mask); | |
387 | ||
388 | nick = user = host = splat; | |
389 | ||
390 | if((size_t) BUFSIZE - mask_pos < strlen(mask) + 5) | |
391 | return NULL; | |
392 | ||
393 | old_mask_pos = mask_pos; | |
394 | ||
395 | if (*mask == '$') | |
396 | { | |
b2f0da88 | 397 | mask_pos += rb_sprintf(mask_buf + mask_pos, "%s", mask) + 1; |
212380e3 AC |
398 | t = mask_buf + old_mask_pos + 1; |
399 | if (*t == '!') | |
400 | *t = '~'; | |
401 | if (*t == '~') | |
402 | t++; | |
403 | *t = ToLower(*t); | |
404 | return mask_buf + old_mask_pos; | |
405 | } | |
406 | ||
765d839d | 407 | at = ex = ex2 = NULL; |
212380e3 AC |
408 | if((t = strchr(mask, '@')) != NULL) |
409 | { | |
410 | at = t; | |
411 | *t++ = '\0'; | |
412 | if(*t != '\0') | |
413 | host = t; | |
414 | ||
415 | if((t = strchr(mask, '!')) != NULL) | |
416 | { | |
417 | ex = t; | |
418 | *t++ = '\0'; | |
419 | if(*t != '\0') | |
420 | user = t; | |
421 | if(*mask != '\0') | |
422 | nick = mask; | |
423 | } | |
424 | else | |
425 | { | |
426 | if(*mask != '\0') | |
427 | user = mask; | |
428 | } | |
765d839d EM |
429 | |
430 | if((t = strchr(host, '!')) != NULL || (t = strchr(host, '$')) != NULL) | |
431 | { | |
432 | ex2 = t; | |
433 | e2 = *t; | |
434 | *t++= '\0'; | |
435 | if (*t != '\0') | |
436 | forward = t; | |
437 | } | |
212380e3 AC |
438 | } |
439 | else if((t = strchr(mask, '!')) != NULL) | |
440 | { | |
441 | ex = t; | |
442 | *t++ = '\0'; | |
443 | if(*mask != '\0') | |
444 | nick = mask; | |
445 | if(*t != '\0') | |
446 | user = t; | |
447 | } | |
765d839d | 448 | else if(strchr(mask, '.') != NULL || strchr(mask, ':') != NULL) |
212380e3 AC |
449 | { |
450 | if(*mask != '\0') | |
451 | host = mask; | |
452 | } | |
453 | else | |
454 | { | |
455 | if(*mask != '\0') | |
456 | nick = mask; | |
457 | } | |
458 | ||
459 | /* truncate values to max lengths */ | |
460 | if(strlen(nick) > NICKLEN - 1) | |
461 | { | |
462 | ne = nick[NICKLEN - 1]; | |
463 | nick[NICKLEN - 1] = '\0'; | |
464 | } | |
465 | if(strlen(user) > USERLEN) | |
466 | { | |
467 | ue = user[USERLEN]; | |
468 | user[USERLEN] = '\0'; | |
469 | } | |
470 | if(strlen(host) > HOSTLEN) | |
471 | { | |
472 | he = host[HOSTLEN]; | |
473 | host[HOSTLEN] = '\0'; | |
474 | } | |
765d839d EM |
475 | if(forward && strlen(forward) > CHANNELLEN) |
476 | { | |
477 | fe = forward[CHANNELLEN]; | |
478 | forward[CHANNELLEN] = '\0'; | |
479 | } | |
212380e3 | 480 | |
765d839d EM |
481 | if (forward) |
482 | mask_pos += rb_sprintf(mask_buf + mask_pos, "%s!%s@%s$%s", nick, user, host, forward) + 1; | |
483 | else | |
484 | mask_pos += rb_sprintf(mask_buf + mask_pos, "%s!%s@%s", nick, user, host) + 1; | |
212380e3 AC |
485 | |
486 | /* restore mask, since we may need to use it again later */ | |
487 | if(at) | |
488 | *at = '@'; | |
489 | if(ex) | |
490 | *ex = '!'; | |
765d839d EM |
491 | if(ex2) |
492 | *ex2 = e2; | |
212380e3 AC |
493 | if(ne) |
494 | nick[NICKLEN - 1] = ne; | |
495 | if(ue) | |
496 | user[USERLEN] = ue; | |
497 | if(he) | |
498 | host[HOSTLEN] = he; | |
765d839d EM |
499 | if(fe) |
500 | forward[CHANNELLEN] = fe; | |
212380e3 AC |
501 | |
502 | return mask_buf + old_mask_pos; | |
503 | } | |
504 | ||
0c730321 JT |
505 | /* check_forward() |
506 | * | |
507 | * input - client, channel to set mode on, target channel name | |
508 | * output - true if forwarding should be allowed | |
509 | * side effects - numeric sent if not allowed | |
510 | */ | |
511 | static int | |
512 | check_forward(struct Client *source_p, struct Channel *chptr, | |
513 | const char *forward) | |
514 | { | |
515 | struct Channel *targptr; | |
516 | struct membership *msptr; | |
517 | ||
518 | if(!check_channel_name(forward) || | |
519 | (MyClient(source_p) && (strlen(forward) > LOC_CHANNELLEN || hash_find_resv(forward)))) | |
520 | { | |
521 | sendto_one_numeric(source_p, ERR_BADCHANNAME, form_str(ERR_BADCHANNAME), forward); | |
522 | return 0; | |
523 | } | |
524 | /* don't forward to inconsistent target -- jilles */ | |
525 | if(chptr->chname[0] == '#' && forward[0] == '&') | |
526 | { | |
527 | sendto_one_numeric(source_p, ERR_BADCHANNAME, | |
528 | form_str(ERR_BADCHANNAME), forward); | |
529 | return 0; | |
530 | } | |
531 | if(MyClient(source_p) && (targptr = find_channel(forward)) == NULL) | |
532 | { | |
533 | sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, | |
534 | form_str(ERR_NOSUCHCHANNEL), forward); | |
535 | return 0; | |
536 | } | |
537 | if(MyClient(source_p) && !(targptr->mode.mode & MODE_FREETARGET)) | |
538 | { | |
539 | if((msptr = find_channel_membership(targptr, source_p)) == NULL || | |
540 | get_channel_access(source_p, msptr) != CHFL_CHANOP) | |
541 | { | |
542 | sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED), | |
543 | me.name, source_p->name, targptr->chname); | |
544 | return 0; | |
545 | } | |
546 | } | |
547 | return 1; | |
548 | } | |
549 | ||
212380e3 AC |
550 | /* fix_key() |
551 | * | |
552 | * input - key to fix | |
553 | * output - the same key, fixed | |
554 | * side effects - anything below ascii 13 is discarded, ':' discarded, | |
555 | * high ascii is dropped to lower half of ascii table | |
556 | */ | |
557 | static char * | |
558 | fix_key(char *arg) | |
559 | { | |
560 | u_char *s, *t, c; | |
561 | ||
562 | for(s = t = (u_char *) arg; (c = *s); s++) | |
563 | { | |
564 | c &= 0x7f; | |
565 | if(c != ':' && c != ',' && c > ' ') | |
566 | *t++ = c; | |
567 | } | |
568 | ||
569 | *t = '\0'; | |
570 | return arg; | |
571 | } | |
572 | ||
573 | /* fix_key_remote() | |
574 | * | |
575 | * input - key to fix | |
576 | * ouput - the same key, fixed | |
577 | * side effects - high ascii dropped to lower half of table, | |
578 | * CR/LF/':' are dropped | |
579 | */ | |
580 | static char * | |
581 | fix_key_remote(char *arg) | |
582 | { | |
583 | u_char *s, *t, c; | |
584 | ||
585 | for(s = t = (u_char *) arg; (c = *s); s++) | |
586 | { | |
587 | c &= 0x7f; | |
588 | if((c != 0x0a) && (c != ':') && (c != ',') && (c != 0x0d) && (c != ' ')) | |
589 | *t++ = c; | |
590 | } | |
591 | ||
592 | *t = '\0'; | |
593 | return arg; | |
594 | } | |
595 | ||
596 | /* chm_*() | |
597 | * | |
598 | * The handlers for each specific mode. | |
599 | */ | |
600 | void | |
601 | chm_nosuch(struct Client *source_p, struct Channel *chptr, | |
602 | int alevel, int parc, int *parn, | |
603 | const char **parv, int *errors, int dir, char c, long mode_type) | |
604 | { | |
605 | if(*errors & SM_ERR_UNKNOWN) | |
606 | return; | |
607 | *errors |= SM_ERR_UNKNOWN; | |
608 | sendto_one(source_p, form_str(ERR_UNKNOWNMODE), me.name, source_p->name, c); | |
609 | } | |
610 | ||
611 | void | |
612 | chm_simple(struct Client *source_p, struct Channel *chptr, | |
613 | int alevel, int parc, int *parn, | |
614 | const char **parv, int *errors, int dir, char c, long mode_type) | |
615 | { | |
f3b3ad0b | 616 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 617 | return; |
212380e3 | 618 | |
84c9a8c7 | 619 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
212380e3 AC |
620 | return; |
621 | ||
622 | /* setting + */ | |
78e6b731 | 623 | if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type)) |
212380e3 | 624 | { |
2da6f6eb JT |
625 | /* if +f is disabled, ignore an attempt to set +QF locally */ |
626 | if(!ConfigChannel.use_forward && MyClient(source_p) && | |
627 | (c == 'Q' || c == 'F')) | |
628 | return; | |
629 | ||
212380e3 AC |
630 | chptr->mode.mode |= mode_type; |
631 | ||
632 | mode_changes[mode_count].letter = c; | |
633 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
634 | mode_changes[mode_count].id = NULL; |
635 | mode_changes[mode_count].mems = ALL_MEMBERS; | |
cbed45a2 VY |
636 | mode_changes[mode_count++].arg = NULL; |
637 | } | |
78e6b731 | 638 | else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type)) |
cbed45a2 VY |
639 | { |
640 | chptr->mode.mode &= ~mode_type; | |
641 | ||
642 | mode_changes[mode_count].letter = c; | |
643 | mode_changes[mode_count].dir = MODE_DEL; | |
cbed45a2 VY |
644 | mode_changes[mode_count].mems = ALL_MEMBERS; |
645 | mode_changes[mode_count].id = NULL; | |
646 | mode_changes[mode_count++].arg = NULL; | |
647 | } | |
648 | } | |
649 | ||
650 | void | |
651 | chm_orphaned(struct Client *source_p, struct Channel *chptr, | |
652 | int alevel, int parc, int *parn, | |
653 | const char **parv, int *errors, int dir, char c, long mode_type) | |
654 | { | |
655 | if(MyClient(source_p)) | |
656 | return; | |
55abcbb2 | 657 | |
cbed45a2 VY |
658 | if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type)) |
659 | { | |
660 | chptr->mode.mode |= mode_type; | |
661 | ||
662 | mode_changes[mode_count].letter = c; | |
663 | mode_changes[mode_count].dir = MODE_ADD; | |
cbed45a2 VY |
664 | mode_changes[mode_count].id = NULL; |
665 | mode_changes[mode_count].mems = ALL_MEMBERS; | |
212380e3 AC |
666 | mode_changes[mode_count++].arg = NULL; |
667 | } | |
668 | else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type)) | |
669 | { | |
670 | chptr->mode.mode &= ~mode_type; | |
671 | ||
672 | mode_changes[mode_count].letter = c; | |
673 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
674 | mode_changes[mode_count].mems = ALL_MEMBERS; |
675 | mode_changes[mode_count].id = NULL; | |
676 | mode_changes[mode_count++].arg = NULL; | |
677 | } | |
678 | } | |
679 | ||
680 | void | |
681 | chm_staff(struct Client *source_p, struct Channel *chptr, | |
682 | int alevel, int parc, int *parn, | |
683 | const char **parv, int *errors, int dir, char c, long mode_type) | |
684 | { | |
685 | if(!IsOper(source_p) && !IsServer(source_p)) | |
686 | { | |
687 | if(!(*errors & SM_ERR_NOPRIVS)) | |
688 | sendto_one_numeric(source_p, ERR_NOPRIVILEGES, form_str(ERR_NOPRIVILEGES)); | |
689 | *errors |= SM_ERR_NOPRIVS; | |
690 | return; | |
691 | } | |
1ef5b430 JT |
692 | if(MyClient(source_p) && !IsOperResv(source_p)) |
693 | { | |
694 | if(!(*errors & SM_ERR_NOPRIVS)) | |
695 | sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, | |
696 | source_p->name, "resv"); | |
697 | *errors |= SM_ERR_NOPRIVS; | |
698 | return; | |
699 | } | |
212380e3 | 700 | |
84c9a8c7 JT |
701 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
702 | return; | |
703 | ||
212380e3 AC |
704 | /* setting + */ |
705 | if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type)) | |
706 | { | |
707 | chptr->mode.mode |= mode_type; | |
708 | ||
709 | mode_changes[mode_count].letter = c; | |
710 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
711 | mode_changes[mode_count].id = NULL; |
712 | mode_changes[mode_count].mems = ALL_MEMBERS; | |
713 | mode_changes[mode_count++].arg = NULL; | |
714 | } | |
715 | else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type)) | |
716 | { | |
717 | chptr->mode.mode &= ~mode_type; | |
718 | ||
719 | mode_changes[mode_count].letter = c; | |
720 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
721 | mode_changes[mode_count].mems = ALL_MEMBERS; |
722 | mode_changes[mode_count].id = NULL; | |
723 | mode_changes[mode_count++].arg = NULL; | |
724 | } | |
725 | } | |
726 | ||
727 | void | |
728 | chm_ban(struct Client *source_p, struct Channel *chptr, | |
729 | int alevel, int parc, int *parn, | |
730 | const char **parv, int *errors, int dir, char c, long mode_type) | |
731 | { | |
cea0689e DF |
732 | const char *mask, *raw_mask; |
733 | char *forward; | |
330fc5c1 AC |
734 | rb_dlink_list *list; |
735 | rb_dlink_node *ptr; | |
212380e3 AC |
736 | struct Ban *banptr; |
737 | int errorval; | |
6f7b36d5 AC |
738 | const char *rpl_list_p; |
739 | const char *rpl_endlist_p; | |
212380e3 AC |
740 | int mems; |
741 | ||
742 | switch (mode_type) | |
743 | { | |
744 | case CHFL_BAN: | |
745 | list = &chptr->banlist; | |
746 | errorval = SM_ERR_RPL_B; | |
6f7b36d5 AC |
747 | rpl_list_p = form_str(RPL_BANLIST); |
748 | rpl_endlist_p = form_str(RPL_ENDOFBANLIST); | |
212380e3 | 749 | mems = ALL_MEMBERS; |
212380e3 AC |
750 | break; |
751 | ||
752 | case CHFL_EXCEPTION: | |
753 | /* if +e is disabled, allow all but +e locally */ | |
754 | if(!ConfigChannel.use_except && MyClient(source_p) && | |
755 | ((dir == MODE_ADD) && (parc > *parn))) | |
756 | return; | |
757 | ||
758 | list = &chptr->exceptlist; | |
759 | errorval = SM_ERR_RPL_E; | |
6f7b36d5 AC |
760 | rpl_list_p = form_str(RPL_EXCEPTLIST); |
761 | rpl_endlist_p = form_str(RPL_ENDOFEXCEPTLIST); | |
212380e3 AC |
762 | |
763 | if(ConfigChannel.use_except || (dir == MODE_DEL)) | |
764 | mems = ONLY_CHANOPS; | |
765 | else | |
766 | mems = ONLY_SERVERS; | |
767 | break; | |
768 | ||
769 | case CHFL_INVEX: | |
770 | /* if +I is disabled, allow all but +I locally */ | |
771 | if(!ConfigChannel.use_invex && MyClient(source_p) && | |
772 | (dir == MODE_ADD) && (parc > *parn)) | |
773 | return; | |
774 | ||
775 | list = &chptr->invexlist; | |
776 | errorval = SM_ERR_RPL_I; | |
6f7b36d5 AC |
777 | rpl_list_p = form_str(RPL_INVITELIST); |
778 | rpl_endlist_p = form_str(RPL_ENDOFINVITELIST); | |
212380e3 AC |
779 | |
780 | if(ConfigChannel.use_invex || (dir == MODE_DEL)) | |
781 | mems = ONLY_CHANOPS; | |
782 | else | |
783 | mems = ONLY_SERVERS; | |
784 | break; | |
785 | ||
786 | case CHFL_QUIET: | |
787 | list = &chptr->quietlist; | |
788 | errorval = SM_ERR_RPL_Q; | |
6f7b36d5 AC |
789 | rpl_list_p = form_str(RPL_QUIETLIST); |
790 | rpl_endlist_p = form_str(RPL_ENDOFQUIETLIST); | |
212380e3 | 791 | mems = ALL_MEMBERS; |
212380e3 AC |
792 | break; |
793 | ||
794 | default: | |
795 | sendto_realops_snomask(SNO_GENERAL, L_ALL, "chm_ban() called with unknown type!"); | |
796 | return; | |
797 | break; | |
798 | } | |
799 | ||
800 | if(dir == 0 || parc <= *parn) | |
801 | { | |
802 | if((*errors & errorval) != 0) | |
803 | return; | |
804 | *errors |= errorval; | |
805 | ||
806 | /* non-ops cant see +eI lists.. */ | |
f3b3ad0b | 807 | /* note that this is still permitted if +e/+I are mlocked. */ |
212380e3 AC |
808 | if(alevel != CHFL_CHANOP && mode_type != CHFL_BAN && |
809 | mode_type != CHFL_QUIET) | |
810 | { | |
811 | if(!(*errors & SM_ERR_NOOPS)) | |
812 | sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED), | |
813 | me.name, source_p->name, chptr->chname); | |
814 | *errors |= SM_ERR_NOOPS; | |
815 | return; | |
816 | } | |
817 | ||
5cefa1d6 | 818 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 | 819 | { |
765d839d | 820 | char buf[BANLEN]; |
212380e3 | 821 | banptr = ptr->data; |
765d839d EM |
822 | if(banptr->forward) |
823 | rb_snprintf(buf, sizeof(buf), "%s$%s", banptr->banstr, banptr->forward); | |
824 | else | |
825 | rb_strlcpy(buf, banptr->banstr, sizeof(buf)); | |
826 | ||
6f7b36d5 | 827 | sendto_one(source_p, rpl_list_p, |
212380e3 | 828 | me.name, source_p->name, chptr->chname, |
765d839d | 829 | buf, banptr->who, banptr->when); |
212380e3 | 830 | } |
6f7b36d5 | 831 | sendto_one(source_p, rpl_endlist_p, me.name, source_p->name, chptr->chname); |
212380e3 AC |
832 | return; |
833 | } | |
834 | ||
f3b3ad0b | 835 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 836 | return; |
f3b3ad0b | 837 | |
212380e3 AC |
838 | |
839 | if(MyClient(source_p) && (++mode_limit > MAXMODEPARAMS)) | |
840 | return; | |
841 | ||
842 | raw_mask = parv[(*parn)]; | |
843 | (*parn)++; | |
844 | ||
845 | /* empty ban, or starts with ':' which messes up s2s, ignore it */ | |
846 | if(EmptyString(raw_mask) || *raw_mask == ':') | |
847 | return; | |
848 | ||
849 | if(!MyClient(source_p)) | |
850 | { | |
851 | if(strchr(raw_mask, ' ')) | |
852 | return; | |
853 | ||
854 | mask = raw_mask; | |
855 | } | |
856 | else | |
857 | mask = pretty_mask(raw_mask); | |
858 | ||
1aa35c8a JT |
859 | /* we'd have problems parsing this, hyb6 does it too |
860 | * also make sure it will always fit on a line with channel | |
861 | * name etc. | |
862 | */ | |
863 | if(strlen(mask) > IRCD_MIN(BANLEN, MODEBUFLEN - 5)) | |
be0365e1 JT |
864 | { |
865 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
866 | form_str(ERR_INVALIDBAN), | |
867 | chptr->chname, c, raw_mask); | |
1aa35c8a | 868 | return; |
be0365e1 | 869 | } |
1aa35c8a | 870 | |
765d839d EM |
871 | /* Look for a $ after the first character. |
872 | * As the first character, it marks an extban; afterwards | |
873 | * it delimits a forward channel. | |
874 | */ | |
875 | if ((forward = strchr(mask+1, '$')) != NULL) | |
876 | { | |
877 | *forward++ = '\0'; | |
878 | if (*forward == '\0') | |
879 | forward = NULL; | |
880 | } | |
881 | ||
212380e3 AC |
882 | /* if we're adding a NEW id */ |
883 | if(dir == MODE_ADD) | |
884 | { | |
885 | if (*mask == '$' && MyClient(source_p)) | |
886 | { | |
887 | if (!valid_extban(mask, source_p, chptr, mode_type)) | |
be0365e1 JT |
888 | { |
889 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
890 | form_str(ERR_INVALIDBAN), | |
891 | chptr->chname, c, raw_mask); | |
212380e3 | 892 | return; |
be0365e1 | 893 | } |
212380e3 AC |
894 | } |
895 | ||
e1dc9e54 JT |
896 | /* For compatibility, only check the forward channel from |
897 | * local clients. Accept any forward channel from servers. | |
898 | */ | |
899 | if(forward != NULL && MyClient(source_p)) | |
900 | { | |
f2edb2be JT |
901 | /* For simplicity and future flexibility, do not |
902 | * allow '$' in forwarding targets. | |
903 | */ | |
be0365e1 JT |
904 | if(!ConfigChannel.use_forward || |
905 | strchr(forward, '$') != NULL) | |
906 | { | |
907 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
908 | form_str(ERR_INVALIDBAN), | |
909 | chptr->chname, c, raw_mask); | |
910 | return; | |
911 | } | |
912 | /* check_forward() sends its own error message */ | |
913 | if(!check_forward(source_p, chptr, forward)) | |
f2edb2be | 914 | return; |
5efa7ef6 JT |
915 | /* Forwards only make sense for bans. */ |
916 | if(mode_type != CHFL_BAN) | |
be0365e1 JT |
917 | { |
918 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
919 | form_str(ERR_INVALIDBAN), | |
920 | chptr->chname, c, raw_mask); | |
5efa7ef6 | 921 | return; |
be0365e1 | 922 | } |
e1dc9e54 | 923 | } |
2da6f6eb | 924 | |
212380e3 AC |
925 | /* dont allow local clients to overflow the banlist, dont |
926 | * let remote servers set duplicate bans | |
927 | */ | |
765d839d | 928 | if(!add_id(source_p, chptr, mask, forward, list, mode_type)) |
212380e3 AC |
929 | return; |
930 | ||
765d839d EM |
931 | if(forward) |
932 | forward[-1]= '$'; | |
933 | ||
212380e3 AC |
934 | mode_changes[mode_count].letter = c; |
935 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
936 | mode_changes[mode_count].mems = mems; |
937 | mode_changes[mode_count].id = NULL; | |
938 | mode_changes[mode_count++].arg = mask; | |
939 | } | |
940 | else if(dir == MODE_DEL) | |
941 | { | |
765d839d EM |
942 | struct Ban *removed; |
943 | static char buf[BANLEN * MAXMODEPARAMS]; | |
944 | int old_removed_mask_pos = removed_mask_pos; | |
945 | if((removed = del_id(chptr, mask, list, mode_type)) == NULL) | |
212380e3 AC |
946 | { |
947 | /* mask isn't a valid ban, check raw_mask */ | |
765d839d | 948 | if((removed = del_id(chptr, raw_mask, list, mode_type)) != NULL) |
212380e3 AC |
949 | mask = raw_mask; |
950 | } | |
951 | ||
765d839d | 952 | if(removed && removed->forward) |
3e910a18 | 953 | removed_mask_pos += rb_snprintf(buf + old_removed_mask_pos, sizeof(buf), "%s$%s", removed->banstr, removed->forward) + 1; |
765d839d | 954 | else |
3e910a18 | 955 | removed_mask_pos += rb_strlcpy(buf + old_removed_mask_pos, mask, sizeof(buf)) + 1; |
765d839d EM |
956 | if(removed) |
957 | { | |
958 | free_ban(removed); | |
959 | removed = NULL; | |
960 | } | |
961 | ||
212380e3 AC |
962 | mode_changes[mode_count].letter = c; |
963 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
964 | mode_changes[mode_count].mems = mems; |
965 | mode_changes[mode_count].id = NULL; | |
765d839d | 966 | mode_changes[mode_count++].arg = buf + old_removed_mask_pos; |
212380e3 AC |
967 | } |
968 | } | |
969 | ||
970 | void | |
971 | chm_op(struct Client *source_p, struct Channel *chptr, | |
972 | int alevel, int parc, int *parn, | |
973 | const char **parv, int *errors, int dir, char c, long mode_type) | |
974 | { | |
975 | struct membership *mstptr; | |
976 | const char *opnick; | |
977 | struct Client *targ_p; | |
978 | ||
f3b3ad0b | 979 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 980 | return; |
212380e3 AC |
981 | |
982 | if((dir == MODE_QUERY) || (parc <= *parn)) | |
983 | return; | |
984 | ||
985 | opnick = parv[(*parn)]; | |
986 | (*parn)++; | |
987 | ||
988 | /* empty nick */ | |
989 | if(EmptyString(opnick)) | |
990 | { | |
991 | sendto_one_numeric(source_p, ERR_NOSUCHNICK, form_str(ERR_NOSUCHNICK), "*"); | |
992 | return; | |
993 | } | |
994 | ||
995 | if((targ_p = find_chasing(source_p, opnick, NULL)) == NULL) | |
996 | { | |
997 | return; | |
998 | } | |
999 | ||
1000 | mstptr = find_channel_membership(chptr, targ_p); | |
1001 | ||
1002 | if(mstptr == NULL) | |
1003 | { | |
1004 | if(!(*errors & SM_ERR_NOTONCHANNEL) && MyClient(source_p)) | |
1005 | sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL, | |
1006 | form_str(ERR_USERNOTINCHANNEL), opnick, chptr->chname); | |
1007 | *errors |= SM_ERR_NOTONCHANNEL; | |
1008 | return; | |
1009 | } | |
1010 | ||
1011 | if(MyClient(source_p) && (++mode_limit > MAXMODEPARAMS)) | |
1012 | return; | |
1013 | ||
1014 | if(dir == MODE_ADD) | |
1015 | { | |
fa0e2152 JT |
1016 | if(targ_p == source_p && mstptr->flags & CHFL_CHANOP) |
1017 | return; | |
1018 | ||
212380e3 AC |
1019 | mode_changes[mode_count].letter = c; |
1020 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1021 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1022 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1023 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1024 | |
1025 | mstptr->flags |= CHFL_CHANOP; | |
212380e3 AC |
1026 | } |
1027 | else | |
1028 | { | |
1029 | if(MyClient(source_p) && IsService(targ_p)) | |
1030 | { | |
1031 | sendto_one(source_p, form_str(ERR_ISCHANSERVICE), | |
1032 | me.name, source_p->name, targ_p->name, chptr->chname); | |
1033 | return; | |
1034 | } | |
1035 | ||
1036 | mode_changes[mode_count].letter = c; | |
1037 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1038 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1039 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1040 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1041 | |
1042 | mstptr->flags &= ~CHFL_CHANOP; | |
1043 | } | |
1044 | } | |
1045 | ||
1046 | void | |
1047 | chm_voice(struct Client *source_p, struct Channel *chptr, | |
1048 | int alevel, int parc, int *parn, | |
1049 | const char **parv, int *errors, int dir, char c, long mode_type) | |
1050 | { | |
1051 | struct membership *mstptr; | |
1052 | const char *opnick; | |
1053 | struct Client *targ_p; | |
1054 | ||
f3b3ad0b | 1055 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1056 | return; |
212380e3 AC |
1057 | |
1058 | if((dir == MODE_QUERY) || parc <= *parn) | |
1059 | return; | |
1060 | ||
1061 | opnick = parv[(*parn)]; | |
1062 | (*parn)++; | |
1063 | ||
1064 | /* empty nick */ | |
1065 | if(EmptyString(opnick)) | |
1066 | { | |
1067 | sendto_one_numeric(source_p, ERR_NOSUCHNICK, form_str(ERR_NOSUCHNICK), "*"); | |
1068 | return; | |
1069 | } | |
1070 | ||
1071 | if((targ_p = find_chasing(source_p, opnick, NULL)) == NULL) | |
1072 | { | |
1073 | return; | |
1074 | } | |
1075 | ||
1076 | mstptr = find_channel_membership(chptr, targ_p); | |
1077 | ||
1078 | if(mstptr == NULL) | |
1079 | { | |
1080 | if(!(*errors & SM_ERR_NOTONCHANNEL) && MyClient(source_p)) | |
1081 | sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL, | |
1082 | form_str(ERR_USERNOTINCHANNEL), opnick, chptr->chname); | |
1083 | *errors |= SM_ERR_NOTONCHANNEL; | |
1084 | return; | |
1085 | } | |
1086 | ||
1087 | if(MyClient(source_p) && (++mode_limit > MAXMODEPARAMS)) | |
1088 | return; | |
1089 | ||
1090 | if(dir == MODE_ADD) | |
1091 | { | |
1092 | mode_changes[mode_count].letter = c; | |
1093 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1094 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1095 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1096 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1097 | |
1098 | mstptr->flags |= CHFL_VOICE; | |
1099 | } | |
1100 | else | |
1101 | { | |
1102 | mode_changes[mode_count].letter = 'v'; | |
1103 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1104 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1105 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1106 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1107 | |
1108 | mstptr->flags &= ~CHFL_VOICE; | |
1109 | } | |
1110 | } | |
1111 | ||
1112 | void | |
1113 | chm_limit(struct Client *source_p, struct Channel *chptr, | |
1114 | int alevel, int parc, int *parn, | |
1115 | const char **parv, int *errors, int dir, char c, long mode_type) | |
1116 | { | |
1117 | const char *lstr; | |
1118 | static char limitstr[30]; | |
1119 | int limit; | |
1120 | ||
f3b3ad0b | 1121 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1122 | return; |
212380e3 AC |
1123 | |
1124 | if(dir == MODE_QUERY) | |
1125 | return; | |
1126 | ||
84c9a8c7 JT |
1127 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
1128 | return; | |
1129 | ||
212380e3 AC |
1130 | if((dir == MODE_ADD) && parc > *parn) |
1131 | { | |
1132 | lstr = parv[(*parn)]; | |
1133 | (*parn)++; | |
1134 | ||
1135 | if(EmptyString(lstr) || (limit = atoi(lstr)) <= 0) | |
1136 | return; | |
1137 | ||
b2f0da88 | 1138 | rb_sprintf(limitstr, "%d", limit); |
212380e3 AC |
1139 | |
1140 | mode_changes[mode_count].letter = c; | |
1141 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1142 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1143 | mode_changes[mode_count].id = NULL; | |
1144 | mode_changes[mode_count++].arg = limitstr; | |
1145 | ||
1146 | chptr->mode.limit = limit; | |
1147 | } | |
1148 | else if(dir == MODE_DEL) | |
1149 | { | |
1150 | if(!chptr->mode.limit) | |
1151 | return; | |
1152 | ||
1153 | chptr->mode.limit = 0; | |
1154 | ||
1155 | mode_changes[mode_count].letter = c; | |
1156 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1157 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1158 | mode_changes[mode_count].id = NULL; | |
1159 | mode_changes[mode_count++].arg = NULL; | |
1160 | } | |
1161 | } | |
1162 | ||
1163 | void | |
1164 | chm_throttle(struct Client *source_p, struct Channel *chptr, | |
1165 | int alevel, int parc, int *parn, | |
1166 | const char **parv, int *errors, int dir, char c, long mode_type) | |
1167 | { | |
1168 | int joins = 0, timeslice = 0; | |
1169 | ||
f3b3ad0b | 1170 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1171 | return; |
212380e3 AC |
1172 | |
1173 | if(dir == MODE_QUERY) | |
1174 | return; | |
1175 | ||
84c9a8c7 JT |
1176 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
1177 | return; | |
1178 | ||
212380e3 AC |
1179 | if((dir == MODE_ADD) && parc > *parn) |
1180 | { | |
1181 | sscanf(parv[(*parn)], "%d:%d", &joins, ×lice); | |
1182 | ||
1183 | if(!joins || !timeslice) | |
1184 | return; | |
1185 | ||
1186 | mode_changes[mode_count].letter = c; | |
1187 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1188 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1189 | mode_changes[mode_count].id = NULL; | |
1190 | mode_changes[mode_count++].arg = parv[(*parn)]; | |
1191 | ||
1192 | (*parn)++; | |
1193 | ||
1194 | chptr->mode.join_num = joins; | |
1195 | chptr->mode.join_time = timeslice; | |
1196 | } | |
1197 | else if(dir == MODE_DEL) | |
1198 | { | |
1199 | if(!chptr->mode.join_num) | |
1200 | return; | |
1201 | ||
1202 | chptr->mode.join_num = 0; | |
1203 | chptr->mode.join_time = 0; | |
1204 | chptr->join_count = 0; | |
1205 | chptr->join_delta = 0; | |
1206 | ||
1207 | mode_changes[mode_count].letter = c; | |
1208 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1209 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1210 | mode_changes[mode_count].id = NULL; | |
1211 | mode_changes[mode_count++].arg = NULL; | |
1212 | } | |
1213 | } | |
1214 | ||
1215 | void | |
1216 | chm_forward(struct Client *source_p, struct Channel *chptr, | |
1217 | int alevel, int parc, int *parn, | |
1218 | const char **parv, int *errors, int dir, char c, long mode_type) | |
1219 | { | |
212380e3 AC |
1220 | const char *forward; |
1221 | ||
2da6f6eb JT |
1222 | /* if +f is disabled, ignore local attempts to set it */ |
1223 | if(!ConfigChannel.use_forward && MyClient(source_p) && | |
1224 | (dir == MODE_ADD) && (parc > *parn)) | |
1225 | return; | |
1226 | ||
212380e3 AC |
1227 | if(dir == MODE_QUERY || (dir == MODE_ADD && parc <= *parn)) |
1228 | { | |
1229 | if (!(*errors & SM_ERR_RPL_F)) | |
1230 | { | |
1231 | if (*chptr->mode.forward == '\0') | |
5366977b | 1232 | sendto_one_notice(source_p, ":%s has no forward channel", chptr->chname); |
212380e3 | 1233 | else |
5366977b | 1234 | sendto_one_notice(source_p, ":%s forward channel is %s", chptr->chname, chptr->mode.forward); |
212380e3 AC |
1235 | *errors |= SM_ERR_RPL_F; |
1236 | } | |
1237 | return; | |
1238 | } | |
1239 | ||
1240 | #ifndef FORWARD_OPERONLY | |
f3b3ad0b | 1241 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1242 | return; |
212380e3 AC |
1243 | #else |
1244 | if(!IsOper(source_p) && !IsServer(source_p)) | |
1245 | { | |
1246 | if(!(*errors & SM_ERR_NOPRIVS)) | |
1247 | sendto_one_numeric(source_p, ERR_NOPRIVILEGES, form_str(ERR_NOPRIVILEGES)); | |
1248 | *errors |= SM_ERR_NOPRIVS; | |
1249 | return; | |
1250 | } | |
1251 | #endif | |
1252 | ||
84c9a8c7 JT |
1253 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
1254 | return; | |
1255 | ||
212380e3 AC |
1256 | if(dir == MODE_ADD && parc > *parn) |
1257 | { | |
1258 | forward = parv[(*parn)]; | |
1259 | (*parn)++; | |
1260 | ||
1261 | if(EmptyString(forward)) | |
1262 | return; | |
0c730321 JT |
1263 | |
1264 | if(!check_forward(source_p, chptr, forward)) | |
212380e3 | 1265 | return; |
212380e3 | 1266 | |
f427c8b0 | 1267 | rb_strlcpy(chptr->mode.forward, forward, sizeof(chptr->mode.forward)); |
212380e3 AC |
1268 | |
1269 | mode_changes[mode_count].letter = c; | |
1270 | mode_changes[mode_count].dir = MODE_ADD; | |
2da6f6eb JT |
1271 | mode_changes[mode_count].mems = |
1272 | ConfigChannel.use_forward ? ALL_MEMBERS : ONLY_SERVERS; | |
212380e3 AC |
1273 | mode_changes[mode_count].id = NULL; |
1274 | mode_changes[mode_count++].arg = forward; | |
1275 | } | |
1276 | else if(dir == MODE_DEL) | |
1277 | { | |
1278 | if(!(*chptr->mode.forward)) | |
1279 | return; | |
1280 | ||
1281 | *chptr->mode.forward = '\0'; | |
1282 | ||
1283 | mode_changes[mode_count].letter = c; | |
1284 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1285 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1286 | mode_changes[mode_count].id = NULL; | |
1287 | mode_changes[mode_count++].arg = NULL; | |
1288 | } | |
1289 | } | |
1290 | ||
1291 | void | |
1292 | chm_key(struct Client *source_p, struct Channel *chptr, | |
1293 | int alevel, int parc, int *parn, | |
1294 | const char **parv, int *errors, int dir, char c, long mode_type) | |
1295 | { | |
1296 | char *key; | |
1297 | ||
f3b3ad0b | 1298 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1299 | return; |
212380e3 AC |
1300 | |
1301 | if(dir == MODE_QUERY) | |
1302 | return; | |
1303 | ||
84c9a8c7 JT |
1304 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
1305 | return; | |
1306 | ||
212380e3 AC |
1307 | if((dir == MODE_ADD) && parc > *parn) |
1308 | { | |
1309 | key = LOCAL_COPY(parv[(*parn)]); | |
1310 | (*parn)++; | |
1311 | ||
1312 | if(MyClient(source_p)) | |
1313 | fix_key(key); | |
1314 | else | |
1315 | fix_key_remote(key); | |
1316 | ||
1317 | if(EmptyString(key)) | |
1318 | return; | |
1319 | ||
1320 | s_assert(key[0] != ' '); | |
f427c8b0 | 1321 | rb_strlcpy(chptr->mode.key, key, sizeof(chptr->mode.key)); |
212380e3 AC |
1322 | |
1323 | mode_changes[mode_count].letter = c; | |
1324 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1325 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1326 | mode_changes[mode_count].id = NULL; | |
1327 | mode_changes[mode_count++].arg = chptr->mode.key; | |
1328 | } | |
1329 | else if(dir == MODE_DEL) | |
1330 | { | |
1331 | static char splat[] = "*"; | |
1332 | int i; | |
1333 | ||
1334 | if(parc > *parn) | |
1335 | (*parn)++; | |
1336 | ||
1337 | if(!(*chptr->mode.key)) | |
1338 | return; | |
1339 | ||
1340 | /* hack time. when we get a +k-k mode, the +k arg is | |
1341 | * chptr->mode.key, which the -k sets to \0, so hunt for a | |
1342 | * +k when we get a -k, and set the arg to splat. --anfl | |
1343 | */ | |
1344 | for(i = 0; i < mode_count; i++) | |
1345 | { | |
1346 | if(mode_changes[i].letter == 'k' && mode_changes[i].dir == MODE_ADD) | |
1347 | mode_changes[i].arg = splat; | |
1348 | } | |
1349 | ||
1350 | *chptr->mode.key = 0; | |
1351 | ||
1352 | mode_changes[mode_count].letter = c; | |
1353 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1354 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1355 | mode_changes[mode_count].id = NULL; | |
1356 | mode_changes[mode_count++].arg = "*"; | |
1357 | } | |
1358 | } | |
1359 | ||
212380e3 AC |
1360 | /* *INDENT-OFF* */ |
1361 | struct ChannelMode chmode_table[256] = | |
1362 | { | |
1363 | {chm_nosuch, 0 }, /* 0x00 */ | |
1364 | {chm_nosuch, 0 }, /* 0x01 */ | |
1365 | {chm_nosuch, 0 }, /* 0x02 */ | |
1366 | {chm_nosuch, 0 }, /* 0x03 */ | |
1367 | {chm_nosuch, 0 }, /* 0x04 */ | |
1368 | {chm_nosuch, 0 }, /* 0x05 */ | |
1369 | {chm_nosuch, 0 }, /* 0x06 */ | |
1370 | {chm_nosuch, 0 }, /* 0x07 */ | |
1371 | {chm_nosuch, 0 }, /* 0x08 */ | |
1372 | {chm_nosuch, 0 }, /* 0x09 */ | |
1373 | {chm_nosuch, 0 }, /* 0x0a */ | |
1374 | {chm_nosuch, 0 }, /* 0x0b */ | |
1375 | {chm_nosuch, 0 }, /* 0x0c */ | |
1376 | {chm_nosuch, 0 }, /* 0x0d */ | |
1377 | {chm_nosuch, 0 }, /* 0x0e */ | |
1378 | {chm_nosuch, 0 }, /* 0x0f */ | |
1379 | {chm_nosuch, 0 }, /* 0x10 */ | |
1380 | {chm_nosuch, 0 }, /* 0x11 */ | |
1381 | {chm_nosuch, 0 }, /* 0x12 */ | |
1382 | {chm_nosuch, 0 }, /* 0x13 */ | |
1383 | {chm_nosuch, 0 }, /* 0x14 */ | |
1384 | {chm_nosuch, 0 }, /* 0x15 */ | |
1385 | {chm_nosuch, 0 }, /* 0x16 */ | |
1386 | {chm_nosuch, 0 }, /* 0x17 */ | |
1387 | {chm_nosuch, 0 }, /* 0x18 */ | |
1388 | {chm_nosuch, 0 }, /* 0x19 */ | |
1389 | {chm_nosuch, 0 }, /* 0x1a */ | |
1390 | {chm_nosuch, 0 }, /* 0x1b */ | |
1391 | {chm_nosuch, 0 }, /* 0x1c */ | |
1392 | {chm_nosuch, 0 }, /* 0x1d */ | |
1393 | {chm_nosuch, 0 }, /* 0x1e */ | |
1394 | {chm_nosuch, 0 }, /* 0x1f */ | |
1395 | {chm_nosuch, 0 }, /* 0x20 */ | |
1396 | {chm_nosuch, 0 }, /* 0x21 */ | |
1397 | {chm_nosuch, 0 }, /* 0x22 */ | |
1398 | {chm_nosuch, 0 }, /* 0x23 */ | |
1399 | {chm_nosuch, 0 }, /* 0x24 */ | |
1400 | {chm_nosuch, 0 }, /* 0x25 */ | |
1401 | {chm_nosuch, 0 }, /* 0x26 */ | |
1402 | {chm_nosuch, 0 }, /* 0x27 */ | |
1403 | {chm_nosuch, 0 }, /* 0x28 */ | |
1404 | {chm_nosuch, 0 }, /* 0x29 */ | |
1405 | {chm_nosuch, 0 }, /* 0x2a */ | |
1406 | {chm_nosuch, 0 }, /* 0x2b */ | |
1407 | {chm_nosuch, 0 }, /* 0x2c */ | |
1408 | {chm_nosuch, 0 }, /* 0x2d */ | |
1409 | {chm_nosuch, 0 }, /* 0x2e */ | |
1410 | {chm_nosuch, 0 }, /* 0x2f */ | |
1411 | {chm_nosuch, 0 }, /* 0x30 */ | |
1412 | {chm_nosuch, 0 }, /* 0x31 */ | |
1413 | {chm_nosuch, 0 }, /* 0x32 */ | |
1414 | {chm_nosuch, 0 }, /* 0x33 */ | |
1415 | {chm_nosuch, 0 }, /* 0x34 */ | |
1416 | {chm_nosuch, 0 }, /* 0x35 */ | |
1417 | {chm_nosuch, 0 }, /* 0x36 */ | |
1418 | {chm_nosuch, 0 }, /* 0x37 */ | |
1419 | {chm_nosuch, 0 }, /* 0x38 */ | |
1420 | {chm_nosuch, 0 }, /* 0x39 */ | |
1421 | {chm_nosuch, 0 }, /* 0x3a */ | |
1422 | {chm_nosuch, 0 }, /* 0x3b */ | |
1423 | {chm_nosuch, 0 }, /* 0x3c */ | |
1424 | {chm_nosuch, 0 }, /* 0x3d */ | |
1425 | {chm_nosuch, 0 }, /* 0x3e */ | |
1426 | {chm_nosuch, 0 }, /* 0x3f */ | |
1427 | ||
1428 | {chm_nosuch, 0 }, /* @ */ | |
1429 | {chm_nosuch, 0 }, /* A */ | |
1430 | {chm_nosuch, 0 }, /* B */ | |
f30a5ee4 | 1431 | {chm_nosuch, 0 }, /* C */ |
212380e3 AC |
1432 | {chm_nosuch, 0 }, /* D */ |
1433 | {chm_nosuch, 0 }, /* E */ | |
1434 | {chm_simple, MODE_FREETARGET }, /* F */ | |
1435 | {chm_nosuch, 0 }, /* G */ | |
1436 | {chm_nosuch, 0 }, /* H */ | |
1437 | {chm_ban, CHFL_INVEX }, /* I */ | |
1438 | {chm_nosuch, 0 }, /* J */ | |
1439 | {chm_nosuch, 0 }, /* K */ | |
1440 | {chm_staff, MODE_EXLIMIT }, /* L */ | |
1441 | {chm_nosuch, 0 }, /* M */ | |
1442 | {chm_nosuch, 0 }, /* N */ | |
1443 | {chm_nosuch, 0 }, /* O */ | |
1444 | {chm_staff, MODE_PERMANENT }, /* P */ | |
1445 | {chm_simple, MODE_DISFORWARD }, /* Q */ | |
1446 | {chm_nosuch, 0 }, /* R */ | |
1447 | {chm_nosuch, 0 }, /* S */ | |
1448 | {chm_nosuch, 0 }, /* T */ | |
1449 | {chm_nosuch, 0 }, /* U */ | |
1450 | {chm_nosuch, 0 }, /* V */ | |
1451 | {chm_nosuch, 0 }, /* W */ | |
1452 | {chm_nosuch, 0 }, /* X */ | |
1453 | {chm_nosuch, 0 }, /* Y */ | |
1454 | {chm_nosuch, 0 }, /* Z */ | |
1455 | {chm_nosuch, 0 }, | |
1456 | {chm_nosuch, 0 }, | |
1457 | {chm_nosuch, 0 }, | |
1458 | {chm_nosuch, 0 }, | |
1459 | {chm_nosuch, 0 }, | |
1460 | {chm_nosuch, 0 }, | |
1461 | {chm_nosuch, 0 }, /* a */ | |
1462 | {chm_ban, CHFL_BAN }, /* b */ | |
67aeaba5 | 1463 | {chm_nosuch, 0 }, /* c */ |
212380e3 AC |
1464 | {chm_nosuch, 0 }, /* d */ |
1465 | {chm_ban, CHFL_EXCEPTION }, /* e */ | |
1466 | {chm_forward, 0 }, /* f */ | |
1467 | {chm_simple, MODE_FREEINVITE }, /* g */ | |
1468 | {chm_nosuch, 0 }, /* h */ | |
1469 | {chm_simple, MODE_INVITEONLY }, /* i */ | |
1470 | {chm_throttle, 0 }, /* j */ | |
1471 | {chm_key, 0 }, /* k */ | |
1472 | {chm_limit, 0 }, /* l */ | |
1473 | {chm_simple, MODE_MODERATED }, /* m */ | |
1474 | {chm_simple, MODE_NOPRIVMSGS }, /* n */ | |
1475 | {chm_op, 0 }, /* o */ | |
1476 | {chm_simple, MODE_PRIVATE }, /* p */ | |
1477 | {chm_ban, CHFL_QUIET }, /* q */ | |
83b72f91 | 1478 | {chm_simple, MODE_REGONLY }, /* r */ |
212380e3 AC |
1479 | {chm_simple, MODE_SECRET }, /* s */ |
1480 | {chm_simple, MODE_TOPICLIMIT }, /* t */ | |
1481 | {chm_nosuch, 0 }, /* u */ | |
1482 | {chm_voice, 0 }, /* v */ | |
1483 | {chm_nosuch, 0 }, /* w */ | |
1484 | {chm_nosuch, 0 }, /* x */ | |
1485 | {chm_nosuch, 0 }, /* y */ | |
1486 | {chm_simple, MODE_OPMODERATE }, /* z */ | |
1487 | ||
1488 | {chm_nosuch, 0 }, /* 0x7b */ | |
1489 | {chm_nosuch, 0 }, /* 0x7c */ | |
1490 | {chm_nosuch, 0 }, /* 0x7d */ | |
1491 | {chm_nosuch, 0 }, /* 0x7e */ | |
1492 | {chm_nosuch, 0 }, /* 0x7f */ | |
1493 | ||
1494 | {chm_nosuch, 0 }, /* 0x80 */ | |
1495 | {chm_nosuch, 0 }, /* 0x81 */ | |
1496 | {chm_nosuch, 0 }, /* 0x82 */ | |
1497 | {chm_nosuch, 0 }, /* 0x83 */ | |
1498 | {chm_nosuch, 0 }, /* 0x84 */ | |
1499 | {chm_nosuch, 0 }, /* 0x85 */ | |
1500 | {chm_nosuch, 0 }, /* 0x86 */ | |
1501 | {chm_nosuch, 0 }, /* 0x87 */ | |
1502 | {chm_nosuch, 0 }, /* 0x88 */ | |
1503 | {chm_nosuch, 0 }, /* 0x89 */ | |
1504 | {chm_nosuch, 0 }, /* 0x8a */ | |
1505 | {chm_nosuch, 0 }, /* 0x8b */ | |
1506 | {chm_nosuch, 0 }, /* 0x8c */ | |
1507 | {chm_nosuch, 0 }, /* 0x8d */ | |
1508 | {chm_nosuch, 0 }, /* 0x8e */ | |
1509 | {chm_nosuch, 0 }, /* 0x8f */ | |
1510 | ||
1511 | {chm_nosuch, 0 }, /* 0x90 */ | |
1512 | {chm_nosuch, 0 }, /* 0x91 */ | |
1513 | {chm_nosuch, 0 }, /* 0x92 */ | |
1514 | {chm_nosuch, 0 }, /* 0x93 */ | |
1515 | {chm_nosuch, 0 }, /* 0x94 */ | |
1516 | {chm_nosuch, 0 }, /* 0x95 */ | |
1517 | {chm_nosuch, 0 }, /* 0x96 */ | |
1518 | {chm_nosuch, 0 }, /* 0x97 */ | |
1519 | {chm_nosuch, 0 }, /* 0x98 */ | |
1520 | {chm_nosuch, 0 }, /* 0x99 */ | |
1521 | {chm_nosuch, 0 }, /* 0x9a */ | |
1522 | {chm_nosuch, 0 }, /* 0x9b */ | |
1523 | {chm_nosuch, 0 }, /* 0x9c */ | |
1524 | {chm_nosuch, 0 }, /* 0x9d */ | |
1525 | {chm_nosuch, 0 }, /* 0x9e */ | |
1526 | {chm_nosuch, 0 }, /* 0x9f */ | |
1527 | ||
1528 | {chm_nosuch, 0 }, /* 0xa0 */ | |
1529 | {chm_nosuch, 0 }, /* 0xa1 */ | |
1530 | {chm_nosuch, 0 }, /* 0xa2 */ | |
1531 | {chm_nosuch, 0 }, /* 0xa3 */ | |
1532 | {chm_nosuch, 0 }, /* 0xa4 */ | |
1533 | {chm_nosuch, 0 }, /* 0xa5 */ | |
1534 | {chm_nosuch, 0 }, /* 0xa6 */ | |
1535 | {chm_nosuch, 0 }, /* 0xa7 */ | |
1536 | {chm_nosuch, 0 }, /* 0xa8 */ | |
1537 | {chm_nosuch, 0 }, /* 0xa9 */ | |
1538 | {chm_nosuch, 0 }, /* 0xaa */ | |
1539 | {chm_nosuch, 0 }, /* 0xab */ | |
1540 | {chm_nosuch, 0 }, /* 0xac */ | |
1541 | {chm_nosuch, 0 }, /* 0xad */ | |
1542 | {chm_nosuch, 0 }, /* 0xae */ | |
1543 | {chm_nosuch, 0 }, /* 0xaf */ | |
1544 | ||
1545 | {chm_nosuch, 0 }, /* 0xb0 */ | |
1546 | {chm_nosuch, 0 }, /* 0xb1 */ | |
1547 | {chm_nosuch, 0 }, /* 0xb2 */ | |
1548 | {chm_nosuch, 0 }, /* 0xb3 */ | |
1549 | {chm_nosuch, 0 }, /* 0xb4 */ | |
1550 | {chm_nosuch, 0 }, /* 0xb5 */ | |
1551 | {chm_nosuch, 0 }, /* 0xb6 */ | |
1552 | {chm_nosuch, 0 }, /* 0xb7 */ | |
1553 | {chm_nosuch, 0 }, /* 0xb8 */ | |
1554 | {chm_nosuch, 0 }, /* 0xb9 */ | |
1555 | {chm_nosuch, 0 }, /* 0xba */ | |
1556 | {chm_nosuch, 0 }, /* 0xbb */ | |
1557 | {chm_nosuch, 0 }, /* 0xbc */ | |
1558 | {chm_nosuch, 0 }, /* 0xbd */ | |
1559 | {chm_nosuch, 0 }, /* 0xbe */ | |
1560 | {chm_nosuch, 0 }, /* 0xbf */ | |
1561 | ||
1562 | {chm_nosuch, 0 }, /* 0xc0 */ | |
1563 | {chm_nosuch, 0 }, /* 0xc1 */ | |
1564 | {chm_nosuch, 0 }, /* 0xc2 */ | |
1565 | {chm_nosuch, 0 }, /* 0xc3 */ | |
1566 | {chm_nosuch, 0 }, /* 0xc4 */ | |
1567 | {chm_nosuch, 0 }, /* 0xc5 */ | |
1568 | {chm_nosuch, 0 }, /* 0xc6 */ | |
1569 | {chm_nosuch, 0 }, /* 0xc7 */ | |
1570 | {chm_nosuch, 0 }, /* 0xc8 */ | |
1571 | {chm_nosuch, 0 }, /* 0xc9 */ | |
1572 | {chm_nosuch, 0 }, /* 0xca */ | |
1573 | {chm_nosuch, 0 }, /* 0xcb */ | |
1574 | {chm_nosuch, 0 }, /* 0xcc */ | |
1575 | {chm_nosuch, 0 }, /* 0xcd */ | |
1576 | {chm_nosuch, 0 }, /* 0xce */ | |
1577 | {chm_nosuch, 0 }, /* 0xcf */ | |
1578 | ||
1579 | {chm_nosuch, 0 }, /* 0xd0 */ | |
1580 | {chm_nosuch, 0 }, /* 0xd1 */ | |
1581 | {chm_nosuch, 0 }, /* 0xd2 */ | |
1582 | {chm_nosuch, 0 }, /* 0xd3 */ | |
1583 | {chm_nosuch, 0 }, /* 0xd4 */ | |
1584 | {chm_nosuch, 0 }, /* 0xd5 */ | |
1585 | {chm_nosuch, 0 }, /* 0xd6 */ | |
1586 | {chm_nosuch, 0 }, /* 0xd7 */ | |
1587 | {chm_nosuch, 0 }, /* 0xd8 */ | |
1588 | {chm_nosuch, 0 }, /* 0xd9 */ | |
1589 | {chm_nosuch, 0 }, /* 0xda */ | |
1590 | {chm_nosuch, 0 }, /* 0xdb */ | |
1591 | {chm_nosuch, 0 }, /* 0xdc */ | |
1592 | {chm_nosuch, 0 }, /* 0xdd */ | |
1593 | {chm_nosuch, 0 }, /* 0xde */ | |
1594 | {chm_nosuch, 0 }, /* 0xdf */ | |
1595 | ||
1596 | {chm_nosuch, 0 }, /* 0xe0 */ | |
1597 | {chm_nosuch, 0 }, /* 0xe1 */ | |
1598 | {chm_nosuch, 0 }, /* 0xe2 */ | |
1599 | {chm_nosuch, 0 }, /* 0xe3 */ | |
1600 | {chm_nosuch, 0 }, /* 0xe4 */ | |
1601 | {chm_nosuch, 0 }, /* 0xe5 */ | |
1602 | {chm_nosuch, 0 }, /* 0xe6 */ | |
1603 | {chm_nosuch, 0 }, /* 0xe7 */ | |
1604 | {chm_nosuch, 0 }, /* 0xe8 */ | |
1605 | {chm_nosuch, 0 }, /* 0xe9 */ | |
1606 | {chm_nosuch, 0 }, /* 0xea */ | |
1607 | {chm_nosuch, 0 }, /* 0xeb */ | |
1608 | {chm_nosuch, 0 }, /* 0xec */ | |
1609 | {chm_nosuch, 0 }, /* 0xed */ | |
1610 | {chm_nosuch, 0 }, /* 0xee */ | |
1611 | {chm_nosuch, 0 }, /* 0xef */ | |
1612 | ||
1613 | {chm_nosuch, 0 }, /* 0xf0 */ | |
1614 | {chm_nosuch, 0 }, /* 0xf1 */ | |
1615 | {chm_nosuch, 0 }, /* 0xf2 */ | |
1616 | {chm_nosuch, 0 }, /* 0xf3 */ | |
1617 | {chm_nosuch, 0 }, /* 0xf4 */ | |
1618 | {chm_nosuch, 0 }, /* 0xf5 */ | |
1619 | {chm_nosuch, 0 }, /* 0xf6 */ | |
1620 | {chm_nosuch, 0 }, /* 0xf7 */ | |
1621 | {chm_nosuch, 0 }, /* 0xf8 */ | |
1622 | {chm_nosuch, 0 }, /* 0xf9 */ | |
1623 | {chm_nosuch, 0 }, /* 0xfa */ | |
1624 | {chm_nosuch, 0 }, /* 0xfb */ | |
1625 | {chm_nosuch, 0 }, /* 0xfc */ | |
1626 | {chm_nosuch, 0 }, /* 0xfd */ | |
1627 | {chm_nosuch, 0 }, /* 0xfe */ | |
1628 | {chm_nosuch, 0 }, /* 0xff */ | |
1629 | }; | |
1630 | ||
1631 | /* *INDENT-ON* */ | |
1632 | ||
1633 | /* set_channel_mode() | |
1634 | * | |
1635 | * inputs - client, source, channel, membership pointer, params | |
55abcbb2 | 1636 | * output - |
212380e3 AC |
1637 | * side effects - channel modes/memberships are changed, MODE is issued |
1638 | * | |
1639 | * Extensively modified to be hotpluggable, 03/09/06 -- nenolod | |
1640 | */ | |
1641 | void | |
1642 | set_channel_mode(struct Client *client_p, struct Client *source_p, | |
1643 | struct Channel *chptr, struct membership *msptr, int parc, const char *parv[]) | |
1644 | { | |
1645 | static char modebuf[BUFSIZE]; | |
1646 | static char parabuf[BUFSIZE]; | |
1647 | char *mbuf; | |
1648 | char *pbuf; | |
1649 | int cur_len, mlen, paralen, paracount, arglen, len; | |
1650 | int i, j, flags; | |
1651 | int dir = MODE_ADD; | |
1652 | int parn = 1; | |
1653 | int errors = 0; | |
1654 | int alevel; | |
1655 | const char *ml = parv[0]; | |
1656 | char c; | |
1657 | struct Client *fakesource_p; | |
1658 | ||
1659 | mask_pos = 0; | |
765d839d | 1660 | removed_mask_pos = 0; |
212380e3 AC |
1661 | mode_count = 0; |
1662 | mode_limit = 0; | |
84c9a8c7 | 1663 | mode_limit_simple = 0; |
212380e3 | 1664 | |
7eec45bc | 1665 | alevel = get_channel_access(source_p, msptr); |
212380e3 AC |
1666 | |
1667 | /* Hide connecting server on netburst -- jilles */ | |
1668 | if (ConfigServerHide.flatten_links && IsServer(source_p) && !has_id(source_p) && !HasSentEob(source_p)) | |
1669 | fakesource_p = &me; | |
1670 | else | |
1671 | fakesource_p = source_p; | |
1672 | ||
1673 | for(; (c = *ml) != 0; ml++) | |
1674 | { | |
1675 | switch (c) | |
1676 | { | |
1677 | case '+': | |
1678 | dir = MODE_ADD; | |
1679 | break; | |
1680 | case '-': | |
1681 | dir = MODE_DEL; | |
1682 | break; | |
1683 | case '=': | |
1684 | dir = MODE_QUERY; | |
1685 | break; | |
1686 | default: | |
1687 | chmode_table[(unsigned char) c].set_func(fakesource_p, chptr, alevel, | |
1688 | parc, &parn, parv, | |
1689 | &errors, dir, c, | |
1690 | chmode_table[(unsigned char) c].mode_type); | |
1691 | break; | |
1692 | } | |
1693 | } | |
1694 | ||
1695 | /* bail out if we have nothing to do... */ | |
1696 | if(!mode_count) | |
1697 | return; | |
1698 | ||
1699 | if(IsServer(source_p)) | |
b2f0da88 | 1700 | mlen = rb_sprintf(modebuf, ":%s MODE %s ", fakesource_p->name, chptr->chname); |
212380e3 | 1701 | else |
b2f0da88 | 1702 | mlen = rb_sprintf(modebuf, ":%s!%s@%s MODE %s ", |
212380e3 AC |
1703 | source_p->name, source_p->username, |
1704 | source_p->host, chptr->chname); | |
1705 | ||
1706 | for(j = 0, flags = ALL_MEMBERS; j < 2; j++, flags = ONLY_CHANOPS) | |
1707 | { | |
1708 | cur_len = mlen; | |
1709 | mbuf = modebuf + mlen; | |
1710 | pbuf = parabuf; | |
1711 | parabuf[0] = '\0'; | |
1712 | paracount = paralen = 0; | |
1713 | dir = MODE_QUERY; | |
1714 | ||
1715 | for(i = 0; i < mode_count; i++) | |
1716 | { | |
1717 | if(mode_changes[i].letter == 0 || mode_changes[i].mems != flags) | |
1718 | continue; | |
1719 | ||
1720 | if(mode_changes[i].arg != NULL) | |
1721 | { | |
1722 | arglen = strlen(mode_changes[i].arg); | |
1723 | ||
1724 | if(arglen > MODEBUFLEN - 5) | |
1725 | continue; | |
1726 | } | |
1727 | else | |
1728 | arglen = 0; | |
1729 | ||
1730 | /* if we're creeping over MAXMODEPARAMSSERV, or over | |
1731 | * bufsize (4 == +/-,modechar,two spaces) send now. | |
1732 | */ | |
1733 | if(mode_changes[i].arg != NULL && | |
1734 | ((paracount == MAXMODEPARAMSSERV) || | |
1735 | ((cur_len + paralen + arglen + 4) > (BUFSIZE - 3)))) | |
1736 | { | |
1737 | *mbuf = '\0'; | |
1738 | ||
1739 | if(cur_len > mlen) | |
1740 | sendto_channel_local(flags, chptr, "%s %s", modebuf, | |
1741 | parabuf); | |
1742 | else | |
1743 | continue; | |
1744 | ||
1745 | paracount = paralen = 0; | |
1746 | cur_len = mlen; | |
1747 | mbuf = modebuf + mlen; | |
1748 | pbuf = parabuf; | |
1749 | parabuf[0] = '\0'; | |
1750 | dir = MODE_QUERY; | |
1751 | } | |
1752 | ||
1753 | if(dir != mode_changes[i].dir) | |
1754 | { | |
1755 | *mbuf++ = (mode_changes[i].dir == MODE_ADD) ? '+' : '-'; | |
1756 | cur_len++; | |
1757 | dir = mode_changes[i].dir; | |
1758 | } | |
1759 | ||
1760 | *mbuf++ = mode_changes[i].letter; | |
1761 | cur_len++; | |
1762 | ||
1763 | if(mode_changes[i].arg != NULL) | |
1764 | { | |
1765 | paracount++; | |
b2f0da88 | 1766 | len = rb_sprintf(pbuf, "%s ", mode_changes[i].arg); |
212380e3 AC |
1767 | pbuf += len; |
1768 | paralen += len; | |
1769 | } | |
1770 | } | |
1771 | ||
1772 | if(paralen && parabuf[paralen - 1] == ' ') | |
1773 | parabuf[paralen - 1] = '\0'; | |
1774 | ||
1775 | *mbuf = '\0'; | |
1776 | if(cur_len > mlen) | |
1777 | sendto_channel_local(flags, chptr, "%s %s", modebuf, parabuf); | |
1778 | } | |
1779 | ||
1780 | /* only propagate modes originating locally, or if we're hubbing */ | |
330fc5c1 | 1781 | if(MyClient(source_p) || rb_dlink_list_length(&serv_list) > 1) |
212380e3 AC |
1782 | send_cap_mode_changes(client_p, source_p, chptr, mode_changes, mode_count); |
1783 | } | |
8727cbe8 AC |
1784 | |
1785 | /* set_channel_mlock() | |
1786 | * | |
1787 | * inputs - client, source, channel, params | |
55abcbb2 | 1788 | * output - |
8727cbe8 AC |
1789 | * side effects - channel mlock is changed / MLOCK is propagated |
1790 | */ | |
1791 | void | |
1792 | set_channel_mlock(struct Client *client_p, struct Client *source_p, | |
6fb6bd15 | 1793 | struct Channel *chptr, const char *newmlock, int propagate) |
8727cbe8 | 1794 | { |
78e6b731 | 1795 | rb_free(chptr->mode_lock); |
6b8db2da | 1796 | chptr->mode_lock = newmlock ? rb_strdup(newmlock) : NULL; |
8727cbe8 | 1797 | |
6fb6bd15 AC |
1798 | if (propagate) |
1799 | { | |
1800 | sendto_server(client_p, NULL, CAP_TS6 | CAP_MLOCK, NOCAPS, ":%s MLOCK %ld %s :%s", | |
1801 | source_p->id, (long) chptr->channelts, chptr->chname, | |
1802 | chptr->mode_lock ? chptr->mode_lock : ""); | |
1803 | } | |
8727cbe8 | 1804 | } |