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Commit | Line | Data |
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25ea5d2f | 1 | /* |
a6f63a82 | 2 | * Solanum: a slightly advanced ircd |
25ea5d2f EM |
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 | |
25ea5d2f EM |
24 | */ |
25 | ||
26 | #include "stdinc.h" | |
27 | #include "channel.h" | |
28 | #include "client.h" | |
25ea5d2f EM |
29 | #include "hash.h" |
30 | #include "hook.h" | |
31 | #include "match.h" | |
32 | #include "ircd.h" | |
33 | #include "numeric.h" | |
34 | #include "s_serv.h" /* captab */ | |
35 | #include "s_user.h" | |
36 | #include "send.h" | |
37 | #include "whowas.h" | |
38 | #include "s_conf.h" /* ConfigFileEntry, ConfigChannel */ | |
39 | #include "s_newconf.h" | |
40 | #include "logger.h" | |
41 | #include "chmode.h" | |
77d3d2db | 42 | #include "s_assert.h" |
b870a5f8 | 43 | #include "parse.h" |
04952c32 | 44 | #include "msgbuf.h" |
25ea5d2f EM |
45 | |
46 | /* bitmasks for error returns, so we send once per call */ | |
47 | #define SM_ERR_NOTS 0x00000001 /* No TS on channel */ | |
48 | #define SM_ERR_NOOPS 0x00000002 /* No chan ops */ | |
49 | #define SM_ERR_UNKNOWN 0x00000004 | |
50 | #define SM_ERR_RPL_C 0x00000008 | |
51 | #define SM_ERR_RPL_B 0x00000010 | |
52 | #define SM_ERR_RPL_E 0x00000020 | |
53 | #define SM_ERR_NOTONCHANNEL 0x00000040 /* Not on channel */ | |
54 | #define SM_ERR_RPL_I 0x00000100 | |
55 | #define SM_ERR_RPL_D 0x00000200 | |
56 | #define SM_ERR_NOPRIVS 0x00000400 | |
57 | #define SM_ERR_RPL_Q 0x00000800 | |
58 | #define SM_ERR_RPL_F 0x00001000 | |
59 | #define SM_ERR_MLOCK 0x00002000 | |
60 | ||
61 | #define MAXMODES_SIMPLE 46 /* a-zA-Z except bqeIov */ | |
62 | ||
63 | static struct ChModeChange mode_changes[BUFSIZE]; | |
64 | static int mode_count; | |
65 | static int mode_limit; | |
66 | static int mode_limit_simple; | |
67 | static int mask_pos; | |
68 | static int removed_mask_pos; | |
69 | ||
70 | char cflagsbuf[256]; | |
71 | char cflagsmyinfo[256]; | |
72 | ||
73 | int chmode_flags[256]; | |
acdf71d9 | 74 | |
749d8c11 AC |
75 | extern int h_get_channel_access; |
76 | ||
9bec26cc | 77 | /* OPTIMIZE ME! -- dwr */ |
efccc22c | 78 | void |
19716b9f | 79 | construct_cflags_strings(void) |
efccc22c VY |
80 | { |
81 | int i; | |
c18cb68b VY |
82 | char *ptr = cflagsbuf; |
83 | char *ptr2 = cflagsmyinfo; | |
55abcbb2 | 84 | |
c18cb68b VY |
85 | *ptr = '\0'; |
86 | *ptr2 = '\0'; | |
efccc22c VY |
87 | |
88 | for(i = 0; i < 256; i++) | |
89 | { | |
b5c8d52d EK |
90 | if (chmode_table[i].set_func != chm_ban && |
91 | chmode_table[i].set_func != chm_forward && | |
92 | chmode_table[i].set_func != chm_throttle && | |
93 | chmode_table[i].set_func != chm_key && | |
94 | chmode_table[i].set_func != chm_limit && | |
95 | chmode_table[i].set_func != chm_op && | |
96 | chmode_table[i].set_func != chm_voice) | |
efccc22c VY |
97 | { |
98 | chmode_flags[i] = chmode_table[i].mode_type; | |
99 | } | |
100 | else | |
101 | { | |
102 | chmode_flags[i] = 0; | |
103 | } | |
55abcbb2 | 104 | |
c18cb68b VY |
105 | switch (chmode_flags[i]) |
106 | { | |
c55b2782 | 107 | case MODE_FREETARGET: |
73d0f900 | 108 | case MODE_DISFORWARD: |
2da6f6eb JT |
109 | if(ConfigChannel.use_forward) |
110 | *ptr++ = (char) i; | |
111 | break; | |
c18cb68b VY |
112 | default: |
113 | if(chmode_flags[i] != 0) | |
114 | { | |
115 | *ptr++ = (char) i; | |
116 | } | |
117 | } | |
55abcbb2 | 118 | |
c18cb68b | 119 | /* Should we leave orphaned check here? -- dwr */ |
b5c8d52d | 120 | if (chmode_table[i].set_func != NULL && |
b5c8d52d | 121 | chmode_table[i].set_func != chm_orphaned) |
c18cb68b VY |
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 | ||
b5c8d52d | 158 | if (chmode_table[c].set_func != NULL && |
19716b9f JT |
159 | chmode_table[c].set_func != chm_orphaned) |
160 | return 0; | |
161 | ||
d295a398 | 162 | if (chmode_table[c].set_func == NULL) |
19716b9f JT |
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 |
3ee43bcf | 182 | get_channel_access(struct Client *source_p, struct Channel *chptr, struct membership *msptr, int dir, const char *modestr) |
212380e3 | 183 | { |
749d8c11 AC |
184 | hook_data_channel_approval moduledata; |
185 | ||
186 | if(!MyClient(source_p)) | |
212380e3 AC |
187 | return CHFL_CHANOP; |
188 | ||
749d8c11 | 189 | moduledata.client = source_p; |
3ee43bcf | 190 | moduledata.chptr = chptr; |
749d8c11 AC |
191 | moduledata.msptr = msptr; |
192 | moduledata.target = NULL; | |
b4e3861b | 193 | moduledata.approved = (msptr != NULL && is_chanop(msptr)) ? CHFL_CHANOP : CHFL_PEON; |
202d4966 | 194 | moduledata.dir = dir; |
b870a5f8 | 195 | moduledata.modestr = modestr; |
8aabb973 | 196 | |
749d8c11 AC |
197 | call_hook(h_get_channel_access, &moduledata); |
198 | ||
199 | return moduledata.approved; | |
212380e3 AC |
200 | } |
201 | ||
f3b3ad0b JT |
202 | /* allow_mode_change() |
203 | * | |
204 | * Checks if mlock and chanops permit a mode change. | |
205 | * | |
206 | * inputs - client, channel, access level, errors pointer, mode char | |
9aa639ed | 207 | * outputs - false on failure, true on success |
f3b3ad0b JT |
208 | * side effects - error message sent on failure |
209 | */ | |
9aa639ed | 210 | static bool |
f3b3ad0b JT |
211 | allow_mode_change(struct Client *source_p, struct Channel *chptr, int alevel, |
212 | int *errors, char c) | |
213 | { | |
214 | /* If this mode char is locked, don't allow local users to change it. */ | |
215 | if (MyClient(source_p) && chptr->mode_lock && strchr(chptr->mode_lock, c)) | |
216 | { | |
217 | if (!(*errors & SM_ERR_MLOCK)) | |
218 | sendto_one_numeric(source_p, | |
219 | ERR_MLOCKRESTRICTED, | |
220 | form_str(ERR_MLOCKRESTRICTED), | |
221 | chptr->chname, | |
222 | c, | |
223 | chptr->mode_lock); | |
224 | *errors |= SM_ERR_MLOCK; | |
9aa639ed | 225 | return false; |
f3b3ad0b | 226 | } |
1046ac77 | 227 | if(alevel < CHFL_CHANOP) |
f3b3ad0b JT |
228 | { |
229 | if(!(*errors & SM_ERR_NOOPS)) | |
230 | sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED), | |
231 | me.name, source_p->name, chptr->chname); | |
232 | *errors |= SM_ERR_NOOPS; | |
9aa639ed | 233 | return false; |
f3b3ad0b | 234 | } |
9aa639ed | 235 | return true; |
f3b3ad0b JT |
236 | } |
237 | ||
212380e3 AC |
238 | /* add_id() |
239 | * | |
765d839d | 240 | * inputs - client, channel, id to add, type, forward |
a383180a | 241 | * outputs - false on failure, true on success |
212380e3 AC |
242 | * side effects - given id is added to the appropriate list |
243 | */ | |
a383180a | 244 | bool |
765d839d | 245 | add_id(struct Client *source_p, struct Channel *chptr, const char *banid, const char *forward, |
330fc5c1 | 246 | rb_dlink_list * list, long mode_type) |
212380e3 AC |
247 | { |
248 | struct Ban *actualBan; | |
83294285 | 249 | static char who[USERHOST_REPLYLEN]; |
212380e3 | 250 | char *realban = LOCAL_COPY(banid); |
330fc5c1 | 251 | rb_dlink_node *ptr; |
212380e3 AC |
252 | |
253 | /* dont let local clients overflow the banlist, or set redundant | |
254 | * bans | |
255 | */ | |
256 | if(MyClient(source_p)) | |
257 | { | |
d8f0b5d7 | 258 | 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)) >= (unsigned long)((chptr->mode.mode & MODE_EXLIMIT) ? ConfigChannel.max_bans_large : ConfigChannel.max_bans)) |
212380e3 AC |
259 | { |
260 | sendto_one(source_p, form_str(ERR_BANLISTFULL), | |
261 | me.name, source_p->name, chptr->chname, realban); | |
a383180a | 262 | return false; |
212380e3 AC |
263 | } |
264 | ||
5cefa1d6 | 265 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 AC |
266 | { |
267 | actualBan = ptr->data; | |
fd488ac1 | 268 | if(mask_match(actualBan->banstr, realban)) |
a383180a | 269 | return false; |
212380e3 AC |
270 | } |
271 | } | |
272 | /* dont let remotes set duplicates */ | |
273 | else | |
274 | { | |
5cefa1d6 | 275 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 AC |
276 | { |
277 | actualBan = ptr->data; | |
278 | if(!irccmp(actualBan->banstr, realban)) | |
a383180a | 279 | return false; |
212380e3 AC |
280 | } |
281 | } | |
282 | ||
283 | ||
284 | if(IsPerson(source_p)) | |
5203cba5 | 285 | sprintf(who, "%s!%s@%s", source_p->name, source_p->username, source_p->host); |
212380e3 | 286 | else |
f427c8b0 | 287 | rb_strlcpy(who, source_p->name, sizeof(who)); |
212380e3 | 288 | |
765d839d | 289 | actualBan = allocate_ban(realban, who, forward); |
e3354945 | 290 | actualBan->when = rb_current_time(); |
212380e3 | 291 | |
330fc5c1 | 292 | rb_dlinkAdd(actualBan, &actualBan->node, list); |
212380e3 AC |
293 | |
294 | /* invalidate the can_send() cache */ | |
295 | if(mode_type == CHFL_BAN || mode_type == CHFL_QUIET || mode_type == CHFL_EXCEPTION) | |
b5f3e5e5 | 296 | chptr->bants = rb_current_time(); |
212380e3 | 297 | |
a383180a | 298 | return true; |
212380e3 AC |
299 | } |
300 | ||
301 | /* del_id() | |
302 | * | |
303 | * inputs - channel, id to remove, type | |
765d839d EM |
304 | * outputs - pointer to ban that was removed, if any |
305 | * side effects - given id is removed from the appropriate list and returned | |
212380e3 | 306 | */ |
765d839d | 307 | struct Ban * |
330fc5c1 | 308 | del_id(struct Channel *chptr, const char *banid, rb_dlink_list * list, long mode_type) |
212380e3 | 309 | { |
330fc5c1 | 310 | rb_dlink_node *ptr; |
212380e3 AC |
311 | struct Ban *banptr; |
312 | ||
313 | if(EmptyString(banid)) | |
765d839d | 314 | return NULL; |
212380e3 | 315 | |
5cefa1d6 | 316 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 AC |
317 | { |
318 | banptr = ptr->data; | |
319 | ||
320 | if(irccmp(banid, banptr->banstr) == 0) | |
321 | { | |
330fc5c1 | 322 | rb_dlinkDelete(&banptr->node, list); |
212380e3 AC |
323 | |
324 | /* invalidate the can_send() cache */ | |
325 | if(mode_type == CHFL_BAN || mode_type == CHFL_QUIET || mode_type == CHFL_EXCEPTION) | |
b5f3e5e5 | 326 | chptr->bants = rb_current_time(); |
212380e3 | 327 | |
765d839d | 328 | return banptr; |
212380e3 AC |
329 | } |
330 | } | |
331 | ||
765d839d | 332 | return NULL; |
212380e3 AC |
333 | } |
334 | ||
335 | /* check_string() | |
336 | * | |
337 | * input - string to check | |
338 | * output - pointer to 'fixed' string, or "*" if empty | |
339 | * side effects - any white space found becomes \0 | |
340 | */ | |
341 | static char * | |
342 | check_string(char *s) | |
343 | { | |
344 | char *str = s; | |
345 | static char splat[] = "*"; | |
346 | if(!(s && *s)) | |
347 | return splat; | |
348 | ||
349 | for(; *s; ++s) | |
350 | { | |
351 | if(IsSpace(*s)) | |
352 | { | |
353 | *s = '\0'; | |
354 | break; | |
355 | } | |
356 | } | |
357 | return str; | |
358 | } | |
359 | ||
360 | /* pretty_mask() | |
361 | * | |
362 | * inputs - mask to pretty | |
363 | * outputs - better version of the mask | |
364 | * side effects - mask is chopped to limits, and transformed: | |
365 | * x!y@z => x!y@z | |
366 | * y@z => *!y@z | |
367 | * x!y => x!y@* | |
368 | * x => x!*@* | |
369 | * z.d => *!*@z.d | |
370 | */ | |
371 | static char * | |
372 | pretty_mask(const char *idmask) | |
373 | { | |
374 | static char mask_buf[BUFSIZE]; | |
375 | int old_mask_pos; | |
f4e893b5 | 376 | const char *nick, *user, *host, *forward = NULL; |
74b2fb72 | 377 | char *t, *at, *ex; |
f4e893b5 | 378 | int nl, ul, hl, fl; |
212380e3 | 379 | char *mask; |
74b2fb72 | 380 | size_t masklen; |
212380e3 AC |
381 | |
382 | mask = LOCAL_COPY(idmask); | |
383 | mask = check_string(mask); | |
384 | collapse(mask); | |
74b2fb72 | 385 | masklen = strlen(mask); |
212380e3 | 386 | |
f4e893b5 | 387 | nick = user = host = "*"; |
74b2fb72 JT |
388 | nl = ul = hl = 1; |
389 | fl = 0; | |
212380e3 | 390 | |
74b2fb72 | 391 | if((size_t) BUFSIZE - mask_pos < masklen + 5) |
212380e3 AC |
392 | return NULL; |
393 | ||
394 | old_mask_pos = mask_pos; | |
395 | ||
396 | if (*mask == '$') | |
397 | { | |
74b2fb72 JT |
398 | memcpy(mask_buf + mask_pos, mask, masklen + 1); |
399 | mask_pos += masklen + 1; | |
212380e3 AC |
400 | t = mask_buf + old_mask_pos + 1; |
401 | if (*t == '!') | |
402 | *t = '~'; | |
403 | if (*t == '~') | |
404 | t++; | |
7e6b5384 | 405 | *t = irctolower(*t); |
212380e3 AC |
406 | return mask_buf + old_mask_pos; |
407 | } | |
408 | ||
74b2fb72 JT |
409 | at = ex = NULL; |
410 | if((t = memchr(mask, '@', masklen)) != NULL) | |
212380e3 AC |
411 | { |
412 | at = t; | |
74b2fb72 | 413 | t++; |
212380e3 | 414 | if(*t != '\0') |
74b2fb72 | 415 | host = t, hl = strlen(t); |
212380e3 | 416 | |
74b2fb72 | 417 | if((t = memchr(mask, '!', at - mask)) != NULL) |
212380e3 AC |
418 | { |
419 | ex = t; | |
74b2fb72 JT |
420 | t++; |
421 | if(at != t) | |
422 | user = t, ul = at - t; | |
423 | if(ex != mask) | |
424 | nick = mask, nl = ex - mask; | |
212380e3 AC |
425 | } |
426 | else | |
427 | { | |
74b2fb72 JT |
428 | if(at != mask) |
429 | user = mask, ul = at - mask; | |
212380e3 | 430 | } |
765d839d | 431 | |
74b2fb72 JT |
432 | if((t = memchr(host, '!', hl)) != NULL || |
433 | (t = memchr(host, '$', hl)) != NULL) | |
765d839d | 434 | { |
74b2fb72 JT |
435 | t++; |
436 | if (host + hl != t) | |
437 | forward = t, fl = host + hl - t; | |
438 | hl = t - 1 - host; | |
765d839d | 439 | } |
212380e3 | 440 | } |
74b2fb72 | 441 | else if((t = memchr(mask, '!', masklen)) != NULL) |
212380e3 AC |
442 | { |
443 | ex = t; | |
74b2fb72 JT |
444 | t++; |
445 | if(ex != mask) | |
446 | nick = mask, nl = ex - mask; | |
212380e3 | 447 | if(*t != '\0') |
74b2fb72 | 448 | user = t, ul = strlen(t); |
212380e3 | 449 | } |
74b2fb72 JT |
450 | else if(memchr(mask, '.', masklen) != NULL || |
451 | memchr(mask, ':', masklen) != NULL) | |
212380e3 | 452 | { |
74b2fb72 | 453 | host = mask, hl = masklen; |
212380e3 AC |
454 | } |
455 | else | |
456 | { | |
74b2fb72 JT |
457 | if(masklen > 0) |
458 | nick = mask, nl = masklen; | |
212380e3 AC |
459 | } |
460 | ||
461 | /* truncate values to max lengths */ | |
f4e893b5 JT |
462 | if(nl > NICKLEN - 1) |
463 | nl = NICKLEN - 1; | |
f4e893b5 JT |
464 | if(ul > USERLEN) |
465 | ul = USERLEN; | |
f4e893b5 JT |
466 | if(hl > HOSTLEN) |
467 | hl = HOSTLEN; | |
f4e893b5 JT |
468 | if(fl > CHANNELLEN) |
469 | fl = CHANNELLEN; | |
470 | ||
471 | memcpy(mask_buf + mask_pos, nick, nl), mask_pos += nl; | |
472 | mask_buf[mask_pos++] = '!'; | |
473 | memcpy(mask_buf + mask_pos, user, ul), mask_pos += ul; | |
474 | mask_buf[mask_pos++] = '@'; | |
475 | memcpy(mask_buf + mask_pos, host, hl), mask_pos += hl; | |
476 | if (forward) { | |
477 | mask_buf[mask_pos++] = '$'; | |
478 | memcpy(mask_buf + mask_pos, forward, fl), mask_pos += fl; | |
212380e3 | 479 | } |
f4e893b5 | 480 | mask_buf[mask_pos++] = '\0'; |
212380e3 | 481 | |
212380e3 AC |
482 | return mask_buf + old_mask_pos; |
483 | } | |
484 | ||
0c730321 JT |
485 | /* check_forward() |
486 | * | |
487 | * input - client, channel to set mode on, target channel name | |
488 | * output - true if forwarding should be allowed | |
489 | * side effects - numeric sent if not allowed | |
490 | */ | |
e0a9b5d3 | 491 | static bool |
0c730321 JT |
492 | check_forward(struct Client *source_p, struct Channel *chptr, |
493 | const char *forward) | |
494 | { | |
73d759ae | 495 | struct Channel *targptr = NULL; |
0c730321 JT |
496 | struct membership *msptr; |
497 | ||
498 | if(!check_channel_name(forward) || | |
499 | (MyClient(source_p) && (strlen(forward) > LOC_CHANNELLEN || hash_find_resv(forward)))) | |
500 | { | |
501 | sendto_one_numeric(source_p, ERR_BADCHANNAME, form_str(ERR_BADCHANNAME), forward); | |
e0a9b5d3 | 502 | return false; |
0c730321 JT |
503 | } |
504 | /* don't forward to inconsistent target -- jilles */ | |
505 | if(chptr->chname[0] == '#' && forward[0] == '&') | |
506 | { | |
507 | sendto_one_numeric(source_p, ERR_BADCHANNAME, | |
508 | form_str(ERR_BADCHANNAME), forward); | |
e0a9b5d3 | 509 | return false; |
0c730321 JT |
510 | } |
511 | if(MyClient(source_p) && (targptr = find_channel(forward)) == NULL) | |
512 | { | |
513 | sendto_one_numeric(source_p, ERR_NOSUCHCHANNEL, | |
514 | form_str(ERR_NOSUCHCHANNEL), forward); | |
e0a9b5d3 | 515 | return false; |
0c730321 JT |
516 | } |
517 | if(MyClient(source_p) && !(targptr->mode.mode & MODE_FREETARGET)) | |
518 | { | |
519 | if((msptr = find_channel_membership(targptr, source_p)) == NULL || | |
1046ac77 | 520 | get_channel_access(source_p, targptr, msptr, MODE_QUERY, NULL) < CHFL_CHANOP) |
0c730321 JT |
521 | { |
522 | sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED), | |
523 | me.name, source_p->name, targptr->chname); | |
e0a9b5d3 | 524 | return false; |
0c730321 JT |
525 | } |
526 | } | |
e0a9b5d3 | 527 | return true; |
0c730321 JT |
528 | } |
529 | ||
212380e3 AC |
530 | /* fix_key() |
531 | * | |
532 | * input - key to fix | |
533 | * output - the same key, fixed | |
534 | * side effects - anything below ascii 13 is discarded, ':' discarded, | |
535 | * high ascii is dropped to lower half of ascii table | |
536 | */ | |
537 | static char * | |
538 | fix_key(char *arg) | |
539 | { | |
4b11f391 | 540 | unsigned char *s, *t, c; |
212380e3 | 541 | |
4b11f391 | 542 | for(s = t = (unsigned char *) arg; (c = *s); s++) |
212380e3 AC |
543 | { |
544 | c &= 0x7f; | |
545 | if(c != ':' && c != ',' && c > ' ') | |
546 | *t++ = c; | |
547 | } | |
548 | ||
549 | *t = '\0'; | |
550 | return arg; | |
551 | } | |
552 | ||
553 | /* fix_key_remote() | |
554 | * | |
555 | * input - key to fix | |
556 | * ouput - the same key, fixed | |
557 | * side effects - high ascii dropped to lower half of table, | |
558 | * CR/LF/':' are dropped | |
559 | */ | |
560 | static char * | |
561 | fix_key_remote(char *arg) | |
562 | { | |
4b11f391 | 563 | unsigned char *s, *t, c; |
212380e3 | 564 | |
4b11f391 | 565 | for(s = t = (unsigned char *) arg; (c = *s); s++) |
212380e3 AC |
566 | { |
567 | c &= 0x7f; | |
568 | if((c != 0x0a) && (c != ':') && (c != ',') && (c != 0x0d) && (c != ' ')) | |
569 | *t++ = c; | |
570 | } | |
571 | ||
572 | *t = '\0'; | |
573 | return arg; | |
574 | } | |
575 | ||
212380e3 AC |
576 | void |
577 | chm_simple(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 578 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 | 579 | { |
f3b3ad0b | 580 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 581 | return; |
212380e3 | 582 | |
84c9a8c7 | 583 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
212380e3 AC |
584 | return; |
585 | ||
586 | /* setting + */ | |
78e6b731 | 587 | if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type)) |
212380e3 | 588 | { |
2da6f6eb JT |
589 | /* if +f is disabled, ignore an attempt to set +QF locally */ |
590 | if(!ConfigChannel.use_forward && MyClient(source_p) && | |
591 | (c == 'Q' || c == 'F')) | |
592 | return; | |
593 | ||
212380e3 AC |
594 | chptr->mode.mode |= mode_type; |
595 | ||
596 | mode_changes[mode_count].letter = c; | |
597 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
598 | mode_changes[mode_count].id = NULL; |
599 | mode_changes[mode_count].mems = ALL_MEMBERS; | |
cbed45a2 VY |
600 | mode_changes[mode_count++].arg = NULL; |
601 | } | |
78e6b731 | 602 | else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type)) |
cbed45a2 VY |
603 | { |
604 | chptr->mode.mode &= ~mode_type; | |
605 | ||
606 | mode_changes[mode_count].letter = c; | |
607 | mode_changes[mode_count].dir = MODE_DEL; | |
cbed45a2 VY |
608 | mode_changes[mode_count].mems = ALL_MEMBERS; |
609 | mode_changes[mode_count].id = NULL; | |
610 | mode_changes[mode_count++].arg = NULL; | |
611 | } | |
612 | } | |
613 | ||
614 | void | |
615 | chm_orphaned(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 616 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
cbed45a2 VY |
617 | { |
618 | if(MyClient(source_p)) | |
619 | return; | |
55abcbb2 | 620 | |
cbed45a2 VY |
621 | if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type)) |
622 | { | |
623 | chptr->mode.mode |= mode_type; | |
624 | ||
625 | mode_changes[mode_count].letter = c; | |
626 | mode_changes[mode_count].dir = MODE_ADD; | |
cbed45a2 VY |
627 | mode_changes[mode_count].id = NULL; |
628 | mode_changes[mode_count].mems = ALL_MEMBERS; | |
212380e3 AC |
629 | mode_changes[mode_count++].arg = NULL; |
630 | } | |
631 | else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type)) | |
632 | { | |
633 | chptr->mode.mode &= ~mode_type; | |
634 | ||
635 | mode_changes[mode_count].letter = c; | |
636 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
637 | mode_changes[mode_count].mems = ALL_MEMBERS; |
638 | mode_changes[mode_count].id = NULL; | |
639 | mode_changes[mode_count++].arg = NULL; | |
640 | } | |
641 | } | |
642 | ||
be29ec79 AC |
643 | void |
644 | chm_hidden(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 645 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
be29ec79 | 646 | { |
07697336 | 647 | if(MyClient(source_p) && !IsOperGeneral(source_p)) |
be29ec79 AC |
648 | { |
649 | if(!(*errors & SM_ERR_NOPRIVS)) | |
650 | sendto_one_numeric(source_p, ERR_NOPRIVILEGES, form_str(ERR_NOPRIVILEGES)); | |
651 | *errors |= SM_ERR_NOPRIVS; | |
652 | return; | |
653 | } | |
654 | if(MyClient(source_p) && !IsOperAdmin(source_p)) | |
655 | { | |
656 | if(!(*errors & SM_ERR_NOPRIVS)) | |
657 | sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, | |
658 | source_p->name, "admin"); | |
659 | *errors |= SM_ERR_NOPRIVS; | |
660 | return; | |
661 | } | |
662 | ||
663 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) | |
664 | return; | |
665 | ||
666 | /* setting + */ | |
667 | if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type)) | |
668 | { | |
669 | chptr->mode.mode |= mode_type; | |
670 | ||
671 | mode_changes[mode_count].letter = c; | |
672 | mode_changes[mode_count].dir = MODE_ADD; | |
be29ec79 AC |
673 | mode_changes[mode_count].id = NULL; |
674 | mode_changes[mode_count].mems = ONLY_OPERS; | |
be29ec79 AC |
675 | mode_changes[mode_count++].arg = NULL; |
676 | } | |
677 | else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type)) | |
678 | { | |
679 | chptr->mode.mode &= ~mode_type; | |
680 | ||
681 | mode_changes[mode_count].letter = c; | |
682 | mode_changes[mode_count].dir = MODE_DEL; | |
be29ec79 AC |
683 | mode_changes[mode_count].mems = ONLY_OPERS; |
684 | mode_changes[mode_count].id = NULL; | |
be29ec79 AC |
685 | mode_changes[mode_count++].arg = NULL; |
686 | } | |
687 | } | |
688 | ||
212380e3 AC |
689 | void |
690 | chm_staff(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 691 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 | 692 | { |
07697336 | 693 | if(MyClient(source_p) && !IsOper(source_p)) |
212380e3 AC |
694 | { |
695 | if(!(*errors & SM_ERR_NOPRIVS)) | |
696 | sendto_one_numeric(source_p, ERR_NOPRIVILEGES, form_str(ERR_NOPRIVILEGES)); | |
697 | *errors |= SM_ERR_NOPRIVS; | |
698 | return; | |
699 | } | |
80303ab7 | 700 | if(MyClient(source_p) && !HasPrivilege(source_p, "oper:cmodes")) |
1ef5b430 JT |
701 | { |
702 | if(!(*errors & SM_ERR_NOPRIVS)) | |
703 | sendto_one(source_p, form_str(ERR_NOPRIVS), me.name, | |
80303ab7 | 704 | source_p->name, "cmodes"); |
1ef5b430 JT |
705 | *errors |= SM_ERR_NOPRIVS; |
706 | return; | |
707 | } | |
212380e3 | 708 | |
84c9a8c7 JT |
709 | if(MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
710 | return; | |
711 | ||
212380e3 AC |
712 | /* setting + */ |
713 | if((dir == MODE_ADD) && !(chptr->mode.mode & mode_type)) | |
714 | { | |
715 | chptr->mode.mode |= mode_type; | |
716 | ||
717 | mode_changes[mode_count].letter = c; | |
718 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
719 | mode_changes[mode_count].id = NULL; |
720 | mode_changes[mode_count].mems = ALL_MEMBERS; | |
721 | mode_changes[mode_count++].arg = NULL; | |
722 | } | |
723 | else if((dir == MODE_DEL) && (chptr->mode.mode & mode_type)) | |
724 | { | |
725 | chptr->mode.mode &= ~mode_type; | |
726 | ||
727 | mode_changes[mode_count].letter = c; | |
728 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
729 | mode_changes[mode_count].mems = ALL_MEMBERS; |
730 | mode_changes[mode_count].id = NULL; | |
731 | mode_changes[mode_count++].arg = NULL; | |
732 | } | |
733 | } | |
734 | ||
735 | void | |
736 | chm_ban(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 737 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 | 738 | { |
04952c32 | 739 | const char *mask; |
cea0689e | 740 | char *forward; |
330fc5c1 AC |
741 | rb_dlink_list *list; |
742 | rb_dlink_node *ptr; | |
212380e3 AC |
743 | struct Ban *banptr; |
744 | int errorval; | |
6f7b36d5 AC |
745 | const char *rpl_list_p; |
746 | const char *rpl_endlist_p; | |
212380e3 AC |
747 | int mems; |
748 | ||
749 | switch (mode_type) | |
750 | { | |
751 | case CHFL_BAN: | |
752 | list = &chptr->banlist; | |
753 | errorval = SM_ERR_RPL_B; | |
6f7b36d5 AC |
754 | rpl_list_p = form_str(RPL_BANLIST); |
755 | rpl_endlist_p = form_str(RPL_ENDOFBANLIST); | |
212380e3 | 756 | mems = ALL_MEMBERS; |
212380e3 AC |
757 | break; |
758 | ||
759 | case CHFL_EXCEPTION: | |
760 | /* if +e is disabled, allow all but +e locally */ | |
04952c32 | 761 | if (!ConfigChannel.use_except && MyClient(source_p) && dir == MODE_ADD) |
212380e3 AC |
762 | return; |
763 | ||
764 | list = &chptr->exceptlist; | |
765 | errorval = SM_ERR_RPL_E; | |
6f7b36d5 AC |
766 | rpl_list_p = form_str(RPL_EXCEPTLIST); |
767 | rpl_endlist_p = form_str(RPL_ENDOFEXCEPTLIST); | |
212380e3 AC |
768 | |
769 | if(ConfigChannel.use_except || (dir == MODE_DEL)) | |
770 | mems = ONLY_CHANOPS; | |
771 | else | |
772 | mems = ONLY_SERVERS; | |
773 | break; | |
774 | ||
775 | case CHFL_INVEX: | |
776 | /* if +I is disabled, allow all but +I locally */ | |
04952c32 | 777 | if (!ConfigChannel.use_invex && MyClient(source_p) && dir == MODE_ADD) |
212380e3 AC |
778 | return; |
779 | ||
780 | list = &chptr->invexlist; | |
781 | errorval = SM_ERR_RPL_I; | |
6f7b36d5 AC |
782 | rpl_list_p = form_str(RPL_INVITELIST); |
783 | rpl_endlist_p = form_str(RPL_ENDOFINVITELIST); | |
212380e3 AC |
784 | |
785 | if(ConfigChannel.use_invex || (dir == MODE_DEL)) | |
786 | mems = ONLY_CHANOPS; | |
787 | else | |
788 | mems = ONLY_SERVERS; | |
789 | break; | |
790 | ||
791 | case CHFL_QUIET: | |
792 | list = &chptr->quietlist; | |
793 | errorval = SM_ERR_RPL_Q; | |
6f7b36d5 AC |
794 | rpl_list_p = form_str(RPL_QUIETLIST); |
795 | rpl_endlist_p = form_str(RPL_ENDOFQUIETLIST); | |
212380e3 | 796 | mems = ALL_MEMBERS; |
212380e3 AC |
797 | break; |
798 | ||
799 | default: | |
a9227555 | 800 | sendto_realops_snomask(SNO_GENERAL, L_NETWIDE, "chm_ban() called with unknown type!"); |
212380e3 | 801 | return; |
212380e3 AC |
802 | } |
803 | ||
04952c32 | 804 | if (dir == MODE_QUERY) |
212380e3 AC |
805 | { |
806 | if((*errors & errorval) != 0) | |
807 | return; | |
808 | *errors |= errorval; | |
809 | ||
810 | /* non-ops cant see +eI lists.. */ | |
f3b3ad0b | 811 | /* note that this is still permitted if +e/+I are mlocked. */ |
1046ac77 | 812 | if(alevel < CHFL_CHANOP && mode_type != CHFL_BAN && |
212380e3 AC |
813 | mode_type != CHFL_QUIET) |
814 | { | |
815 | if(!(*errors & SM_ERR_NOOPS)) | |
816 | sendto_one(source_p, form_str(ERR_CHANOPRIVSNEEDED), | |
817 | me.name, source_p->name, chptr->chname); | |
818 | *errors |= SM_ERR_NOOPS; | |
819 | return; | |
820 | } | |
821 | ||
5cefa1d6 | 822 | RB_DLINK_FOREACH(ptr, list->head) |
212380e3 | 823 | { |
765d839d | 824 | char buf[BANLEN]; |
212380e3 | 825 | banptr = ptr->data; |
765d839d | 826 | if(banptr->forward) |
5203cba5 | 827 | snprintf(buf, sizeof(buf), "%s$%s", banptr->banstr, banptr->forward); |
765d839d EM |
828 | else |
829 | rb_strlcpy(buf, banptr->banstr, sizeof(buf)); | |
830 | ||
6f7b36d5 | 831 | sendto_one(source_p, rpl_list_p, |
212380e3 | 832 | me.name, source_p->name, chptr->chname, |
765d839d | 833 | buf, banptr->who, banptr->when); |
212380e3 | 834 | } |
6f7b36d5 | 835 | sendto_one(source_p, rpl_endlist_p, me.name, source_p->name, chptr->chname); |
212380e3 AC |
836 | return; |
837 | } | |
838 | ||
04952c32 | 839 | if (!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 840 | return; |
f3b3ad0b | 841 | |
212380e3 | 842 | |
04952c32 | 843 | if (MyClient(source_p) && (++mode_limit > MAXMODEPARAMS)) |
212380e3 AC |
844 | return; |
845 | ||
212380e3 | 846 | /* empty ban, or starts with ':' which messes up s2s, ignore it */ |
04952c32 | 847 | if (EmptyString(arg) || *arg == ':') |
212380e3 AC |
848 | return; |
849 | ||
04952c32 | 850 | if (!MyClient(source_p)) |
212380e3 | 851 | { |
04952c32 | 852 | if (strchr(arg, ' ')) |
212380e3 AC |
853 | return; |
854 | ||
04952c32 | 855 | mask = arg; |
212380e3 AC |
856 | } |
857 | else | |
04952c32 | 858 | mask = pretty_mask(arg); |
212380e3 | 859 | |
1aa35c8a JT |
860 | /* we'd have problems parsing this, hyb6 does it too |
861 | * also make sure it will always fit on a line with channel | |
862 | * name etc. | |
863 | */ | |
79435744 | 864 | if(strlen(mask) > MIN(BANLEN, MODEBUFLEN - 5)) |
be0365e1 JT |
865 | { |
866 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
867 | form_str(ERR_INVALIDBAN), | |
04952c32 | 868 | chptr->chname, c, arg); |
1aa35c8a | 869 | return; |
be0365e1 | 870 | } |
1aa35c8a | 871 | |
765d839d EM |
872 | /* Look for a $ after the first character. |
873 | * As the first character, it marks an extban; afterwards | |
874 | * it delimits a forward channel. | |
875 | */ | |
876 | if ((forward = strchr(mask+1, '$')) != NULL) | |
877 | { | |
878 | *forward++ = '\0'; | |
879 | if (*forward == '\0') | |
880 | forward = NULL; | |
881 | } | |
882 | ||
212380e3 | 883 | /* if we're adding a NEW id */ |
04952c32 | 884 | if (dir == MODE_ADD) |
212380e3 AC |
885 | { |
886 | if (*mask == '$' && MyClient(source_p)) | |
887 | { | |
888 | if (!valid_extban(mask, source_p, chptr, mode_type)) | |
be0365e1 JT |
889 | { |
890 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
891 | form_str(ERR_INVALIDBAN), | |
04952c32 | 892 | chptr->chname, c, arg); |
212380e3 | 893 | return; |
be0365e1 | 894 | } |
212380e3 AC |
895 | } |
896 | ||
e1dc9e54 JT |
897 | /* For compatibility, only check the forward channel from |
898 | * local clients. Accept any forward channel from servers. | |
899 | */ | |
04952c32 | 900 | if (forward != NULL && MyClient(source_p)) |
e1dc9e54 | 901 | { |
f2edb2be JT |
902 | /* For simplicity and future flexibility, do not |
903 | * allow '$' in forwarding targets. | |
904 | */ | |
04952c32 | 905 | if (!ConfigChannel.use_forward || |
be0365e1 JT |
906 | strchr(forward, '$') != NULL) |
907 | { | |
908 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
909 | form_str(ERR_INVALIDBAN), | |
04952c32 | 910 | chptr->chname, c, arg); |
be0365e1 JT |
911 | return; |
912 | } | |
913 | /* check_forward() sends its own error message */ | |
04952c32 | 914 | if (!check_forward(source_p, chptr, forward)) |
f2edb2be | 915 | return; |
5efa7ef6 | 916 | /* Forwards only make sense for bans. */ |
04952c32 | 917 | if (mode_type != CHFL_BAN) |
be0365e1 JT |
918 | { |
919 | sendto_one_numeric(source_p, ERR_INVALIDBAN, | |
920 | form_str(ERR_INVALIDBAN), | |
04952c32 | 921 | chptr->chname, c, arg); |
5efa7ef6 | 922 | return; |
be0365e1 | 923 | } |
e1dc9e54 | 924 | } |
2da6f6eb | 925 | |
212380e3 AC |
926 | /* dont allow local clients to overflow the banlist, dont |
927 | * let remote servers set duplicate bans | |
928 | */ | |
04952c32 | 929 | if (!add_id(source_p, chptr, mask, forward, list, mode_type)) |
212380e3 AC |
930 | return; |
931 | ||
04952c32 | 932 | if (forward) |
765d839d EM |
933 | forward[-1]= '$'; |
934 | ||
212380e3 AC |
935 | mode_changes[mode_count].letter = c; |
936 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
937 | mode_changes[mode_count].mems = mems; |
938 | mode_changes[mode_count].id = NULL; | |
939 | mode_changes[mode_count++].arg = mask; | |
940 | } | |
04952c32 | 941 | else if (dir == MODE_DEL) |
212380e3 | 942 | { |
765d839d EM |
943 | struct Ban *removed; |
944 | static char buf[BANLEN * MAXMODEPARAMS]; | |
945 | int old_removed_mask_pos = removed_mask_pos; | |
04952c32 | 946 | if ((removed = del_id(chptr, mask, list, mode_type)) == NULL) |
212380e3 | 947 | { |
04952c32 EK |
948 | /* mask isn't a valid ban, check arg */ |
949 | if ((removed = del_id(chptr, arg, list, mode_type)) != NULL) | |
950 | mask = arg; | |
212380e3 AC |
951 | } |
952 | ||
04952c32 | 953 | if (removed && removed->forward) |
5203cba5 | 954 | removed_mask_pos += snprintf(buf + old_removed_mask_pos, sizeof(buf), "%s$%s", removed->banstr, removed->forward) + 1; |
765d839d | 955 | else |
3e910a18 | 956 | removed_mask_pos += rb_strlcpy(buf + old_removed_mask_pos, mask, sizeof(buf)) + 1; |
04952c32 | 957 | if (removed) |
765d839d EM |
958 | { |
959 | free_ban(removed); | |
960 | removed = NULL; | |
961 | } | |
962 | ||
212380e3 AC |
963 | mode_changes[mode_count].letter = c; |
964 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
965 | mode_changes[mode_count].mems = mems; |
966 | mode_changes[mode_count].id = NULL; | |
765d839d | 967 | mode_changes[mode_count++].arg = buf + old_removed_mask_pos; |
212380e3 AC |
968 | } |
969 | } | |
970 | ||
971 | void | |
972 | chm_op(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 973 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 AC |
974 | { |
975 | struct membership *mstptr; | |
212380e3 AC |
976 | struct Client *targ_p; |
977 | ||
f3b3ad0b | 978 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 979 | return; |
212380e3 | 980 | |
212380e3 | 981 | /* empty nick */ |
04952c32 | 982 | if(EmptyString(arg)) |
212380e3 AC |
983 | { |
984 | sendto_one_numeric(source_p, ERR_NOSUCHNICK, form_str(ERR_NOSUCHNICK), "*"); | |
985 | return; | |
986 | } | |
987 | ||
04952c32 | 988 | if((targ_p = find_chasing(source_p, arg, NULL)) == NULL) |
212380e3 AC |
989 | { |
990 | return; | |
991 | } | |
992 | ||
993 | mstptr = find_channel_membership(chptr, targ_p); | |
994 | ||
995 | if(mstptr == NULL) | |
996 | { | |
997 | if(!(*errors & SM_ERR_NOTONCHANNEL) && MyClient(source_p)) | |
998 | sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL, | |
04952c32 | 999 | form_str(ERR_USERNOTINCHANNEL), arg, chptr->chname); |
212380e3 AC |
1000 | *errors |= SM_ERR_NOTONCHANNEL; |
1001 | return; | |
1002 | } | |
1003 | ||
1004 | if(MyClient(source_p) && (++mode_limit > MAXMODEPARAMS)) | |
1005 | return; | |
1006 | ||
1007 | if(dir == MODE_ADD) | |
1008 | { | |
fa0e2152 JT |
1009 | if(targ_p == source_p && mstptr->flags & CHFL_CHANOP) |
1010 | return; | |
1011 | ||
212380e3 AC |
1012 | mode_changes[mode_count].letter = c; |
1013 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1014 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1015 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1016 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1017 | |
1018 | mstptr->flags |= CHFL_CHANOP; | |
212380e3 AC |
1019 | } |
1020 | else | |
1021 | { | |
1022 | if(MyClient(source_p) && IsService(targ_p)) | |
1023 | { | |
1024 | sendto_one(source_p, form_str(ERR_ISCHANSERVICE), | |
1025 | me.name, source_p->name, targ_p->name, chptr->chname); | |
1026 | return; | |
1027 | } | |
1028 | ||
1029 | mode_changes[mode_count].letter = c; | |
1030 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1031 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1032 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1033 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1034 | |
1035 | mstptr->flags &= ~CHFL_CHANOP; | |
1036 | } | |
1037 | } | |
1038 | ||
1039 | void | |
1040 | chm_voice(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 1041 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 AC |
1042 | { |
1043 | struct membership *mstptr; | |
212380e3 AC |
1044 | struct Client *targ_p; |
1045 | ||
f3b3ad0b | 1046 | if(!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1047 | return; |
212380e3 | 1048 | |
212380e3 | 1049 | /* empty nick */ |
04952c32 | 1050 | if(EmptyString(arg)) |
212380e3 AC |
1051 | { |
1052 | sendto_one_numeric(source_p, ERR_NOSUCHNICK, form_str(ERR_NOSUCHNICK), "*"); | |
1053 | return; | |
1054 | } | |
1055 | ||
04952c32 | 1056 | if((targ_p = find_chasing(source_p, arg, NULL)) == NULL) |
212380e3 AC |
1057 | { |
1058 | return; | |
1059 | } | |
1060 | ||
1061 | mstptr = find_channel_membership(chptr, targ_p); | |
1062 | ||
1063 | if(mstptr == NULL) | |
1064 | { | |
1065 | if(!(*errors & SM_ERR_NOTONCHANNEL) && MyClient(source_p)) | |
1066 | sendto_one_numeric(source_p, ERR_USERNOTINCHANNEL, | |
04952c32 | 1067 | form_str(ERR_USERNOTINCHANNEL), arg, chptr->chname); |
212380e3 AC |
1068 | *errors |= SM_ERR_NOTONCHANNEL; |
1069 | return; | |
1070 | } | |
1071 | ||
1072 | if(MyClient(source_p) && (++mode_limit > MAXMODEPARAMS)) | |
1073 | return; | |
1074 | ||
1075 | if(dir == MODE_ADD) | |
1076 | { | |
1077 | mode_changes[mode_count].letter = c; | |
1078 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1079 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1080 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1081 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1082 | |
1083 | mstptr->flags |= CHFL_VOICE; | |
1084 | } | |
1085 | else | |
1086 | { | |
1087 | mode_changes[mode_count].letter = 'v'; | |
1088 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1089 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1090 | mode_changes[mode_count].id = targ_p->id; | |
0f8db055 | 1091 | mode_changes[mode_count++].arg = targ_p->name; |
212380e3 AC |
1092 | |
1093 | mstptr->flags &= ~CHFL_VOICE; | |
1094 | } | |
1095 | } | |
1096 | ||
1097 | void | |
1098 | chm_limit(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 1099 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 | 1100 | { |
212380e3 AC |
1101 | static char limitstr[30]; |
1102 | int limit; | |
1103 | ||
04952c32 | 1104 | if (!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 AC |
1105 | return; |
1106 | ||
04952c32 | 1107 | if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
84c9a8c7 JT |
1108 | return; |
1109 | ||
04952c32 | 1110 | if (dir == MODE_ADD) |
212380e3 | 1111 | { |
04952c32 | 1112 | if (EmptyString(arg) || (limit = atoi(arg)) <= 0) |
212380e3 AC |
1113 | return; |
1114 | ||
5203cba5 | 1115 | sprintf(limitstr, "%d", limit); |
212380e3 AC |
1116 | |
1117 | mode_changes[mode_count].letter = c; | |
1118 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1119 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1120 | mode_changes[mode_count].id = NULL; | |
1121 | mode_changes[mode_count++].arg = limitstr; | |
1122 | ||
1123 | chptr->mode.limit = limit; | |
1124 | } | |
04952c32 | 1125 | else if (dir == MODE_DEL) |
212380e3 AC |
1126 | { |
1127 | if(!chptr->mode.limit) | |
1128 | return; | |
1129 | ||
1130 | chptr->mode.limit = 0; | |
1131 | ||
1132 | mode_changes[mode_count].letter = c; | |
1133 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1134 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1135 | mode_changes[mode_count].id = NULL; | |
1136 | mode_changes[mode_count++].arg = NULL; | |
1137 | } | |
1138 | } | |
1139 | ||
1140 | void | |
1141 | chm_throttle(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 1142 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 AC |
1143 | { |
1144 | int joins = 0, timeslice = 0; | |
1145 | ||
04952c32 | 1146 | if (!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 AC |
1147 | return; |
1148 | ||
04952c32 | 1149 | if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
84c9a8c7 JT |
1150 | return; |
1151 | ||
04952c32 | 1152 | if (dir == MODE_ADD) |
212380e3 | 1153 | { |
04952c32 | 1154 | if (sscanf(arg, "%d:%d", &joins, ×lice) < 2) |
2daf1813 | 1155 | return; |
212380e3 | 1156 | |
90552e21 | 1157 | if(joins <= 0 || timeslice <= 0) |
212380e3 AC |
1158 | return; |
1159 | ||
1160 | mode_changes[mode_count].letter = c; | |
1161 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1162 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1163 | mode_changes[mode_count].id = NULL; | |
04952c32 | 1164 | mode_changes[mode_count++].arg = arg; |
212380e3 AC |
1165 | |
1166 | chptr->mode.join_num = joins; | |
1167 | chptr->mode.join_time = timeslice; | |
1168 | } | |
1169 | else if(dir == MODE_DEL) | |
1170 | { | |
1171 | if(!chptr->mode.join_num) | |
1172 | return; | |
1173 | ||
1174 | chptr->mode.join_num = 0; | |
1175 | chptr->mode.join_time = 0; | |
1176 | chptr->join_count = 0; | |
1177 | chptr->join_delta = 0; | |
1178 | ||
1179 | mode_changes[mode_count].letter = c; | |
1180 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1181 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1182 | mode_changes[mode_count].id = NULL; | |
1183 | mode_changes[mode_count++].arg = NULL; | |
1184 | } | |
1185 | } | |
1186 | ||
1187 | void | |
1188 | chm_forward(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 1189 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 | 1190 | { |
2da6f6eb | 1191 | /* if +f is disabled, ignore local attempts to set it */ |
04952c32 | 1192 | if (!ConfigChannel.use_forward && MyClient(source_p) && dir == MODE_ADD) |
2da6f6eb JT |
1193 | return; |
1194 | ||
04952c32 | 1195 | if (dir == MODE_QUERY) |
212380e3 AC |
1196 | { |
1197 | if (!(*errors & SM_ERR_RPL_F)) | |
1198 | { | |
1199 | if (*chptr->mode.forward == '\0') | |
5366977b | 1200 | sendto_one_notice(source_p, ":%s has no forward channel", chptr->chname); |
212380e3 | 1201 | else |
5366977b | 1202 | sendto_one_notice(source_p, ":%s forward channel is %s", chptr->chname, chptr->mode.forward); |
212380e3 AC |
1203 | *errors |= SM_ERR_RPL_F; |
1204 | } | |
1205 | return; | |
1206 | } | |
1207 | ||
1208 | #ifndef FORWARD_OPERONLY | |
04952c32 | 1209 | if (!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1210 | return; |
212380e3 | 1211 | #else |
04952c32 | 1212 | if (!IsOperGeneral(source_p) && !IsServer(source_p)) |
212380e3 AC |
1213 | { |
1214 | if(!(*errors & SM_ERR_NOPRIVS)) | |
1215 | sendto_one_numeric(source_p, ERR_NOPRIVILEGES, form_str(ERR_NOPRIVILEGES)); | |
1216 | *errors |= SM_ERR_NOPRIVS; | |
1217 | return; | |
1218 | } | |
1219 | #endif | |
1220 | ||
04952c32 | 1221 | if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
84c9a8c7 JT |
1222 | return; |
1223 | ||
04952c32 | 1224 | if (dir == MODE_ADD) |
212380e3 | 1225 | { |
04952c32 | 1226 | if(EmptyString(arg)) |
212380e3 | 1227 | return; |
0c730321 | 1228 | |
04952c32 | 1229 | if(!check_forward(source_p, chptr, arg)) |
212380e3 | 1230 | return; |
212380e3 | 1231 | |
04952c32 | 1232 | rb_strlcpy(chptr->mode.forward, arg, sizeof(chptr->mode.forward)); |
212380e3 AC |
1233 | |
1234 | mode_changes[mode_count].letter = c; | |
1235 | mode_changes[mode_count].dir = MODE_ADD; | |
2da6f6eb JT |
1236 | mode_changes[mode_count].mems = |
1237 | ConfigChannel.use_forward ? ALL_MEMBERS : ONLY_SERVERS; | |
212380e3 | 1238 | mode_changes[mode_count].id = NULL; |
04952c32 | 1239 | mode_changes[mode_count++].arg = arg; |
212380e3 AC |
1240 | } |
1241 | else if(dir == MODE_DEL) | |
1242 | { | |
1243 | if(!(*chptr->mode.forward)) | |
1244 | return; | |
1245 | ||
1246 | *chptr->mode.forward = '\0'; | |
1247 | ||
1248 | mode_changes[mode_count].letter = c; | |
1249 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1250 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1251 | mode_changes[mode_count].id = NULL; | |
1252 | mode_changes[mode_count++].arg = NULL; | |
1253 | } | |
1254 | } | |
1255 | ||
1256 | void | |
1257 | chm_key(struct Client *source_p, struct Channel *chptr, | |
04952c32 | 1258 | int alevel, const char *arg, int *errors, int dir, char c, long mode_type) |
212380e3 AC |
1259 | { |
1260 | char *key; | |
1261 | ||
04952c32 | 1262 | if (!allow_mode_change(source_p, chptr, alevel, errors, c)) |
212380e3 | 1263 | return; |
212380e3 | 1264 | |
04952c32 | 1265 | if (MyClient(source_p) && (++mode_limit_simple > MAXMODES_SIMPLE)) |
212380e3 AC |
1266 | return; |
1267 | ||
04952c32 | 1268 | if (dir == MODE_ADD) |
212380e3 | 1269 | { |
04952c32 | 1270 | key = LOCAL_COPY(arg); |
212380e3 AC |
1271 | |
1272 | if(MyClient(source_p)) | |
1273 | fix_key(key); | |
1274 | else | |
1275 | fix_key_remote(key); | |
1276 | ||
1277 | if(EmptyString(key)) | |
1278 | return; | |
1279 | ||
1280 | s_assert(key[0] != ' '); | |
f427c8b0 | 1281 | rb_strlcpy(chptr->mode.key, key, sizeof(chptr->mode.key)); |
212380e3 AC |
1282 | |
1283 | mode_changes[mode_count].letter = c; | |
1284 | mode_changes[mode_count].dir = MODE_ADD; | |
212380e3 AC |
1285 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1286 | mode_changes[mode_count].id = NULL; | |
1287 | mode_changes[mode_count++].arg = chptr->mode.key; | |
1288 | } | |
1289 | else if(dir == MODE_DEL) | |
1290 | { | |
1291 | static char splat[] = "*"; | |
1292 | int i; | |
1293 | ||
212380e3 AC |
1294 | if(!(*chptr->mode.key)) |
1295 | return; | |
1296 | ||
1297 | /* hack time. when we get a +k-k mode, the +k arg is | |
1298 | * chptr->mode.key, which the -k sets to \0, so hunt for a | |
1299 | * +k when we get a -k, and set the arg to splat. --anfl | |
1300 | */ | |
1301 | for(i = 0; i < mode_count; i++) | |
1302 | { | |
1303 | if(mode_changes[i].letter == 'k' && mode_changes[i].dir == MODE_ADD) | |
1304 | mode_changes[i].arg = splat; | |
1305 | } | |
1306 | ||
1307 | *chptr->mode.key = 0; | |
1308 | ||
1309 | mode_changes[mode_count].letter = c; | |
1310 | mode_changes[mode_count].dir = MODE_DEL; | |
212380e3 AC |
1311 | mode_changes[mode_count].mems = ALL_MEMBERS; |
1312 | mode_changes[mode_count].id = NULL; | |
1313 | mode_changes[mode_count++].arg = "*"; | |
1314 | } | |
1315 | } | |
1316 | ||
212380e3 AC |
1317 | /* *INDENT-OFF* */ |
1318 | struct ChannelMode chmode_table[256] = | |
1319 | { | |
04952c32 EK |
1320 | ['F'] = {chm_simple, MODE_FREETARGET, 0 }, |
1321 | ['I'] = {chm_ban, CHFL_INVEX, CHM_QUERYABLE | CHM_OPS_QUERY }, | |
1322 | ['L'] = {chm_staff, MODE_EXLIMIT, 0 }, | |
1323 | ['P'] = {chm_staff, MODE_PERMANENT, 0 }, | |
1324 | ['Q'] = {chm_simple, MODE_DISFORWARD, 0 }, | |
1325 | ['b'] = {chm_ban, CHFL_BAN, CHM_QUERYABLE }, | |
1326 | ['e'] = {chm_ban, CHFL_EXCEPTION, CHM_QUERYABLE | CHM_OPS_QUERY }, | |
1327 | ['f'] = {chm_forward, 0, CHM_ARG_SET | CHM_CAN_QUERY }, /* weird because it's nonstandard and violates isupport */ | |
1328 | ['g'] = {chm_simple, MODE_FREEINVITE, 0 }, | |
1329 | ['i'] = {chm_simple, MODE_INVITEONLY, 0 }, | |
1330 | ['j'] = {chm_throttle, 0, CHM_ARG_SET }, | |
1331 | ['k'] = {chm_key, 0, CHM_QUERYABLE }, | |
1332 | ['l'] = {chm_limit, 0, CHM_ARG_SET }, | |
1333 | ['m'] = {chm_simple, MODE_MODERATED, 0 }, | |
1334 | ['n'] = {chm_simple, MODE_NOPRIVMSGS, 0 }, | |
1335 | ['o'] = {chm_op, 0, CHM_ARGS }, | |
1336 | ['p'] = {chm_simple, MODE_PRIVATE, 0 }, | |
1337 | ['q'] = {chm_ban, CHFL_QUIET, CHM_QUERYABLE }, | |
1338 | ['r'] = {chm_simple, MODE_REGONLY, 0 }, | |
1339 | ['s'] = {chm_simple, MODE_SECRET, 0 }, | |
1340 | ['t'] = {chm_simple, MODE_TOPICLIMIT, 0 }, | |
1341 | ['v'] = {chm_voice, 0, CHM_ARGS }, | |
1342 | ['z'] = {chm_simple, MODE_OPMODERATE, 0 }, | |
212380e3 AC |
1343 | }; |
1344 | ||
1345 | /* *INDENT-ON* */ | |
1346 | ||
1347 | /* set_channel_mode() | |
1348 | * | |
1349 | * inputs - client, source, channel, membership pointer, params | |
55abcbb2 | 1350 | * output - |
212380e3 AC |
1351 | * side effects - channel modes/memberships are changed, MODE is issued |
1352 | * | |
1353 | * Extensively modified to be hotpluggable, 03/09/06 -- nenolod | |
1354 | */ | |
1355 | void | |
1356 | set_channel_mode(struct Client *client_p, struct Client *source_p, | |
1357 | struct Channel *chptr, struct membership *msptr, int parc, const char *parv[]) | |
1358 | { | |
047b56e7 | 1359 | static char modebuf[BUFSIZE * 2]; /* paranoid case: 2 canonical chars per input char */ |
212380e3 AC |
1360 | static char parabuf[BUFSIZE]; |
1361 | char *mbuf; | |
1362 | char *pbuf; | |
1363 | int cur_len, mlen, paralen, paracount, arglen, len; | |
1364 | int i, j, flags; | |
04952c32 EK |
1365 | int dir = MODE_ADD; |
1366 | int access_dir = MODE_QUERY; | |
212380e3 AC |
1367 | int parn = 1; |
1368 | int errors = 0; | |
1369 | int alevel; | |
1370 | const char *ml = parv[0]; | |
1371 | char c; | |
1372 | struct Client *fakesource_p; | |
be29ec79 | 1373 | int flags_list[3] = { ALL_MEMBERS, ONLY_CHANOPS, ONLY_OPERS }; |
212380e3 AC |
1374 | |
1375 | mask_pos = 0; | |
765d839d | 1376 | removed_mask_pos = 0; |
212380e3 AC |
1377 | mode_count = 0; |
1378 | mode_limit = 0; | |
84c9a8c7 | 1379 | mode_limit_simple = 0; |
212380e3 | 1380 | |
212380e3 AC |
1381 | /* Hide connecting server on netburst -- jilles */ |
1382 | if (ConfigServerHide.flatten_links && IsServer(source_p) && !has_id(source_p) && !HasSentEob(source_p)) | |
1383 | fakesource_p = &me; | |
1384 | else | |
1385 | fakesource_p = source_p; | |
1386 | ||
04952c32 EK |
1387 | struct modeset { |
1388 | const struct ChannelMode *cm; | |
1389 | const char *arg; | |
1390 | int dir; | |
1391 | char mode; | |
1392 | }; | |
202d4966 | 1393 | |
04952c32 EK |
1394 | static struct modeset modesets[MAXPARA]; |
1395 | struct modeset *ms = modesets, *mend; | |
047b56e7 EK |
1396 | char canon_op = '\0'; |
1397 | ||
1398 | mbuf = modebuf; | |
04952c32 EK |
1399 | |
1400 | for (ml = parv[0]; *ml != 0; ml++) | |
212380e3 | 1401 | { |
04952c32 | 1402 | c = *ml; |
212380e3 AC |
1403 | switch (c) |
1404 | { | |
1405 | case '+': | |
1406 | dir = MODE_ADD; | |
1407 | break; | |
1408 | case '-': | |
1409 | dir = MODE_DEL; | |
1410 | break; | |
1411 | case '=': | |
1412 | dir = MODE_QUERY; | |
1413 | break; | |
1414 | default: | |
04952c32 EK |
1415 | { |
1416 | int effective_dir = dir; | |
1417 | const struct ChannelMode *cm = &chmode_table[(unsigned char) c]; | |
1418 | bool use_arg = dir == MODE_ADD ? cm->flags & CHM_ARG_SET : | |
1419 | dir == MODE_DEL ? cm->flags & CHM_ARG_DEL : | |
1420 | false; | |
d295a398 | 1421 | if (cm->set_func == NULL) |
04952c32 EK |
1422 | { |
1423 | sendto_one(source_p, form_str(ERR_UNKNOWNMODE), me.name, source_p->name, c); | |
1424 | return; | |
1425 | } | |
1426 | if (use_arg && parn >= parc) | |
1427 | { | |
1428 | if (!(cm->flags & CHM_CAN_QUERY)) | |
1429 | { | |
1430 | sendto_one(source_p, form_str(ERR_NEEDMOREPARAMS), me.name, source_p->name, "MODE"); | |
1431 | return; | |
1432 | } | |
1433 | effective_dir = MODE_QUERY; | |
1434 | use_arg = false; | |
1435 | } | |
1436 | ||
1437 | if (effective_dir == MODE_QUERY && !(cm->flags & CHM_CAN_QUERY)) | |
1438 | { | |
1439 | /* XXX this currently replicates traditional behaviour and just | |
1440 | * does nothing for a query on a mode with no query. would it be | |
1441 | * good to send an error here? | |
1442 | */ | |
047b56e7 | 1443 | continue; |
04952c32 EK |
1444 | } |
1445 | ||
047b56e7 EK |
1446 | char op = effective_dir == MODE_ADD ? '+' : |
1447 | effective_dir == MODE_DEL ? '-' : | |
1448 | '='; | |
1449 | ||
1450 | if (op != canon_op) | |
1451 | *mbuf++ = canon_op = op; | |
1452 | ||
1453 | *mbuf++ = c; | |
1454 | ||
04952c32 EK |
1455 | if (effective_dir != MODE_QUERY && access_dir == MODE_QUERY) |
1456 | access_dir = effective_dir; | |
ea41b24f EK |
1457 | if (effective_dir == MODE_QUERY && cm->flags & CHM_OPS_QUERY) |
1458 | access_dir = MODE_OP_QUERY; | |
04952c32 EK |
1459 | |
1460 | ms->cm = cm; | |
1461 | ms->dir = effective_dir; | |
1462 | if (use_arg) | |
1463 | ms->arg = parv[parn++]; | |
1464 | else | |
1465 | ms->arg = NULL; | |
1466 | ms->mode = c; | |
1467 | ms++; | |
1468 | } | |
212380e3 AC |
1469 | } |
1470 | } | |
1471 | ||
047b56e7 EK |
1472 | /* this will happen on something like MODE +-=++-. |
1473 | * we'd have caught that with the if !mode_count | |
1474 | * later on, but this saves an override notice | |
1475 | */ | |
1476 | if (ms == modesets) | |
1477 | return; | |
1478 | ||
04952c32 EK |
1479 | if (parn < parc) |
1480 | { | |
1481 | /* XXX we could reject excess params here */ | |
1482 | } | |
1483 | ||
1484 | mend = ms; | |
1485 | ||
047b56e7 EK |
1486 | if (parn > 1) |
1487 | { | |
1488 | strcpy(mbuf, " "); | |
1489 | rb_strlcat(modebuf, reconstruct_parv(parn - 1, parv + 1), sizeof modebuf); | |
1490 | } | |
1491 | else | |
1492 | { | |
1493 | *mbuf = '\0'; | |
1494 | } | |
1495 | alevel = get_channel_access(source_p, chptr, msptr, access_dir, modebuf); | |
04952c32 EK |
1496 | |
1497 | for (ms = modesets; ms < mend; ms++) | |
1498 | { | |
92c6e47b | 1499 | ChannelModeFunc *set_func = ms->cm->set_func; |
04952c32 EK |
1500 | set_func(fakesource_p, chptr, alevel, ms->arg, &errors, ms->dir, ms->mode, ms->cm->mode_type); |
1501 | } | |
1502 | ||
212380e3 | 1503 | /* bail out if we have nothing to do... */ |
047b56e7 | 1504 | if (!mode_count) |
212380e3 AC |
1505 | return; |
1506 | ||
047b56e7 | 1507 | if (IsServer(source_p)) |
5203cba5 | 1508 | mlen = sprintf(modebuf, ":%s MODE %s ", fakesource_p->name, chptr->chname); |
212380e3 | 1509 | else |
5203cba5 | 1510 | mlen = sprintf(modebuf, ":%s!%s@%s MODE %s ", |
212380e3 AC |
1511 | source_p->name, source_p->username, |
1512 | source_p->host, chptr->chname); | |
1513 | ||
87c44482 | 1514 | for(j = 0; j < 3; j++) |
212380e3 | 1515 | { |
d3fd88a4 | 1516 | int send_flags = flags = flags_list[j]; |
f5d60bb5 | 1517 | const char *priv = NULL; |
d3fd88a4 EK |
1518 | if (flags == ONLY_OPERS) |
1519 | { | |
1520 | send_flags = ALL_MEMBERS; | |
1521 | priv = "auspex:cmodes"; | |
1522 | } | |
212380e3 AC |
1523 | cur_len = mlen; |
1524 | mbuf = modebuf + mlen; | |
1525 | pbuf = parabuf; | |
1526 | parabuf[0] = '\0'; | |
1527 | paracount = paralen = 0; | |
1528 | dir = MODE_QUERY; | |
1529 | ||
1530 | for(i = 0; i < mode_count; i++) | |
1531 | { | |
1532 | if(mode_changes[i].letter == 0 || mode_changes[i].mems != flags) | |
1533 | continue; | |
1534 | ||
1535 | if(mode_changes[i].arg != NULL) | |
1536 | { | |
1537 | arglen = strlen(mode_changes[i].arg); | |
1538 | ||
1539 | if(arglen > MODEBUFLEN - 5) | |
1540 | continue; | |
1541 | } | |
1542 | else | |
1543 | arglen = 0; | |
1544 | ||
1545 | /* if we're creeping over MAXMODEPARAMSSERV, or over | |
1546 | * bufsize (4 == +/-,modechar,two spaces) send now. | |
1547 | */ | |
1548 | if(mode_changes[i].arg != NULL && | |
1549 | ((paracount == MAXMODEPARAMSSERV) || | |
1550 | ((cur_len + paralen + arglen + 4) > (BUFSIZE - 3)))) | |
1551 | { | |
1552 | *mbuf = '\0'; | |
1553 | ||
1554 | if(cur_len > mlen) | |
d3fd88a4 EK |
1555 | sendto_channel_local_priv(IsServer(source_p) ? fakesource_p : source_p, |
1556 | send_flags, priv, chptr, "%s %s", modebuf, parabuf); | |
212380e3 AC |
1557 | else |
1558 | continue; | |
1559 | ||
1560 | paracount = paralen = 0; | |
1561 | cur_len = mlen; | |
1562 | mbuf = modebuf + mlen; | |
1563 | pbuf = parabuf; | |
1564 | parabuf[0] = '\0'; | |
1565 | dir = MODE_QUERY; | |
1566 | } | |
1567 | ||
1568 | if(dir != mode_changes[i].dir) | |
1569 | { | |
1570 | *mbuf++ = (mode_changes[i].dir == MODE_ADD) ? '+' : '-'; | |
1571 | cur_len++; | |
1572 | dir = mode_changes[i].dir; | |
1573 | } | |
1574 | ||
1575 | *mbuf++ = mode_changes[i].letter; | |
1576 | cur_len++; | |
1577 | ||
1578 | if(mode_changes[i].arg != NULL) | |
1579 | { | |
1580 | paracount++; | |
5203cba5 | 1581 | len = sprintf(pbuf, "%s ", mode_changes[i].arg); |
212380e3 AC |
1582 | pbuf += len; |
1583 | paralen += len; | |
1584 | } | |
1585 | } | |
1586 | ||
1587 | if(paralen && parabuf[paralen - 1] == ' ') | |
1588 | parabuf[paralen - 1] = '\0'; | |
1589 | ||
1590 | *mbuf = '\0'; | |
1591 | if(cur_len > mlen) | |
d3fd88a4 EK |
1592 | sendto_channel_local_priv(IsServer(source_p) ? fakesource_p : source_p, |
1593 | send_flags, priv, chptr, "%s %s", modebuf, parabuf); | |
212380e3 AC |
1594 | } |
1595 | ||
1596 | /* only propagate modes originating locally, or if we're hubbing */ | |
330fc5c1 | 1597 | if(MyClient(source_p) || rb_dlink_list_length(&serv_list) > 1) |
212380e3 AC |
1598 | send_cap_mode_changes(client_p, source_p, chptr, mode_changes, mode_count); |
1599 | } | |
8727cbe8 AC |
1600 | |
1601 | /* set_channel_mlock() | |
1602 | * | |
1603 | * inputs - client, source, channel, params | |
55abcbb2 | 1604 | * output - |
8727cbe8 AC |
1605 | * side effects - channel mlock is changed / MLOCK is propagated |
1606 | */ | |
1607 | void | |
1608 | set_channel_mlock(struct Client *client_p, struct Client *source_p, | |
07554369 | 1609 | struct Channel *chptr, const char *newmlock, bool propagate) |
8727cbe8 | 1610 | { |
78e6b731 | 1611 | rb_free(chptr->mode_lock); |
6b8db2da | 1612 | chptr->mode_lock = newmlock ? rb_strdup(newmlock) : NULL; |
8727cbe8 | 1613 | |
6fb6bd15 AC |
1614 | if (propagate) |
1615 | { | |
1616 | sendto_server(client_p, NULL, CAP_TS6 | CAP_MLOCK, NOCAPS, ":%s MLOCK %ld %s :%s", | |
1617 | source_p->id, (long) chptr->channelts, chptr->chname, | |
1618 | chptr->mode_lock ? chptr->mode_lock : ""); | |
1619 | } | |
8727cbe8 | 1620 | } |