1 /* proto-p10.c - IRC protocol output
2 * Copyright 2000-2008 srvx Development Team
4 * This file is part of srvx.
6 * srvx is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with srvx; if not, write to the Free Software Foundation,
18 * Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
21 #include "proto-common.c"
24 #define CMD_ACCOUNT "ACCOUNT"
25 #define CMD_ADMIN "ADMIN"
26 #define CMD_ASLL "ASLL"
27 #define CMD_AWAY "AWAY"
28 #define CMD_BURST "BURST"
29 #define CMD_CLEARMODE "CLEARMODE"
30 #define CMD_CLOSE "CLOSE"
31 #define CMD_CNOTICE "CNOTICE"
32 #define CMD_CONNECT "CONNECT"
33 #define CMD_CPRIVMSG "CPRIVMSG"
34 #define CMD_CREATE "CREATE"
35 #define CMD_DESTRUCT "DESTRUCT"
36 #define CMD_DESYNCH "DESYNCH"
39 #define CMD_EOB "END_OF_BURST"
40 #define CMD_EOB_ACK "EOB_ACK"
41 #define CMD_ERROR "ERROR"
42 #define CMD_FAKEHOST "FAKE"
44 #define CMD_GLINE "GLINE"
45 #define CMD_HASH "HASH"
46 #define CMD_HELP "HELP"
47 #define CMD_INFO "INFO"
48 #define CMD_INVITE "INVITE"
49 #define CMD_ISON "ISON"
50 #define CMD_JOIN "JOIN"
51 #define CMD_JUPE "JUPE"
52 #define CMD_KICK "KICK"
53 #define CMD_KILL "KILL"
54 #define CMD_LINKS "LINKS"
55 #define CMD_LIST "LIST"
56 #define CMD_LUSERS "LUSERS"
58 #define CMD_MODE "MODE"
59 #define CMD_MOTD "MOTD"
60 #define CMD_NAMES "NAMES"
61 #define CMD_NICK "NICK"
62 #define CMD_NOTICE "NOTICE"
63 #define CMD_OPER "OPER"
64 #define CMD_OPMODE "OPMODE"
65 #define CMD_PART "PART"
66 #define CMD_PASS "PASS"
67 #define CMD_PING "PING"
68 #define CMD_PONG "PONG"
69 #define CMD_POST "POST"
70 #define CMD_PRIVMSG "PRIVMSG"
71 #define CMD_PRIVS "PRIVS"
72 #define CMD_PROTO "PROTO"
73 #define CMD_QUIT "QUIT"
74 #define CMD_REHASH "REHASH"
75 #define CMD_RELAY "RELAY"
76 #define CMD_RESET "RESET"
77 #define CMD_RESTART "RESTART"
78 #define CMD_RPING "RPING"
79 #define CMD_RPONG "RPONG"
80 #define CMD_SERVER "SERVER"
81 #define CMD_SERVLIST "SERVLIST"
82 #define CMD_SERVSET "SERVSET"
84 #define CMD_SETTIME "SETTIME"
85 #define CMD_SILENCE "SILENCE"
86 #define CMD_SQUERY "SQUERY"
87 #define CMD_SQUIT "SQUIT"
88 #define CMD_STATS "STATS"
89 #define CMD_SVSNICK "SVSNICK"
90 #define CMD_SVSMODE "SVSMODE"
91 #define CMD_SVSJOIN "SVSJOIN"
92 #define CMD_TIME "TIME"
93 #define CMD_TOPIC "TOPIC"
94 #define CMD_TRACE "TRACE"
95 #define CMD_UPING "UPING"
96 #define CMD_USER "USER"
97 #define CMD_USERHOST "USERHOST"
98 #define CMD_USERIP "USERIP"
99 #define CMD_VERSION "VERSION"
100 #define CMD_WALLCHOPS "WALLCHOPS"
101 #define CMD_WALLOPS "WALLOPS"
102 #define CMD_WALLUSERS "WALLUSERS"
103 #define CMD_WALLVOICES "WALLVOICES"
104 #define CMD_WHO "WHO"
105 #define CMD_WHOIS "WHOIS"
106 #define CMD_WHOWAS "WHOWAS"
108 /* Tokenized commands. */
109 #define TOK_ACCOUNT "AC"
110 #define TOK_ADMIN "AD"
111 #define TOK_ASLL "LL"
113 #define TOK_BURST "B"
114 #define TOK_CLEARMODE "CM"
115 #define TOK_CLOSE "CLOSE"
116 #define TOK_CNOTICE "CN"
117 #define TOK_CONNECT "CO"
118 #define TOK_CPRIVMSG "CP"
119 #define TOK_CREATE "C"
120 #define TOK_DESTRUCT "DE"
121 #define TOK_DESYNCH "DS"
122 #define TOK_DIE "DIE"
123 #define TOK_DNS "DNS"
125 #define TOK_EOB_ACK "EA"
126 #define TOK_ERROR "Y"
127 #define TOK_FAKEHOST "FA"
128 #define TOK_GET "GET"
129 #define TOK_GLINE "GL"
130 #define TOK_HASH "HASH"
131 #define TOK_HELP "HELP"
133 #define TOK_INVITE "I"
134 #define TOK_ISON "ISON"
136 #define TOK_JUPE "JU"
139 #define TOK_LINKS "LI"
140 #define TOK_LIST "LIST"
141 #define TOK_LUSERS "LU"
142 #define TOK_MAP "MAP"
144 #define TOK_MOTD "MO"
145 #define TOK_NAMES "E"
147 #define TOK_NOTICE "O"
148 #define TOK_OPER "OPER"
149 #define TOK_OPMODE "OM"
151 #define TOK_PASS "PA"
154 #define TOK_POST "POST"
155 #define TOK_PRIVMSG "P"
156 #define TOK_PRIVS "PRIVS"
157 #define TOK_PROTO "PROTO"
159 #define TOK_REHASH "REHASH"
160 #define TOK_RELAY "RL"
161 #define TOK_RESET "RESET"
162 #define TOK_RESTART "RESTART"
163 #define TOK_RPING "RI"
164 #define TOK_RPONG "RO"
165 #define TOK_SERVER "S"
166 #define TOK_SERVLIST "SERVSET"
167 #define TOK_SERVSET "SERVSET"
168 #define TOK_SET "SET"
169 #define TOK_SETTIME "SE"
170 #define TOK_SILENCE "U"
171 #define TOK_SQUERY "SQUERY"
172 #define TOK_SQUIT "SQ"
173 #define TOK_STATS "R"
174 #define TOK_SVSNICK "SN"
175 #define TOK_SVSMODE "SM"
176 #define TOK_SVSJOIN "SJ"
177 #define TOK_TIME "TI"
178 #define TOK_TOPIC "T"
179 #define TOK_TRACE "TR"
180 #define TOK_UPING "UP"
181 #define TOK_USER "USER"
182 #define TOK_USERHOST "USERHOST"
183 #define TOK_USERIP "USERIP"
184 #define TOK_VERSION "V"
185 #define TOK_WALLCHOPS "WC"
186 #define TOK_WALLOPS "WA"
187 #define TOK_WALLUSERS "WU"
188 #define TOK_WALLVOICES "WV"
190 #define TOK_WHOIS "W"
191 #define TOK_WHOWAS "X"
193 /* Protocol messages; aliased to full commands or tokens depending
194 on compile-time configuration. ircu prefers tokens WITH THE
195 EXCEPTION OF THE SERVER AND PASS COMMANDS, which cannot be
196 tokenized, because clients' (ie. a linking server) commands are
197 only checked against the full command list.
199 #if defined(ENABLE_TOKENS)
200 #define TYPE(NAME) TOK_ ## NAME
201 #else /* !ENABLE_TOKENS */
202 #define TYPE(NAME) CMD_ ## NAME
203 #endif /* ENABLE_TOKENS */
205 #define P10_ACCOUNT TYPE(ACCOUNT)
206 #define P10_ADMIN TYPE(ADMIN)
207 #define P10_ASLL TYPE(ASLL)
208 #define P10_AWAY TYPE(AWAY)
209 #define P10_BURST TYPE(BURST)
210 #define P10_CLEARMODE TYPE(CLEARMODE)
211 #define P10_CLOSE TYPE(CLOSE)
212 #define P10_CNOTICE TYPE(CNOTICE)
213 #define P10_CONNECT TYPE(CONNECT)
214 #define P10_CPRIVMSG TYPE(CPRIVMSG)
215 #define P10_CREATE TYPE(CREATE)
216 #define P10_DESTRUCT TYPE(DESTRUCT)
217 #define P10_DESYNCH TYPE(DESYNCH)
218 #define P10_DIE TYPE(DIE)
219 #define P10_DNS TYPE(DNS)
220 #define P10_EOB TYPE(EOB)
221 #define P10_EOB_ACK TYPE(EOB_ACK)
222 #define P10_ERROR TYPE(ERROR)
223 #define P10_FAKEHOST TYPE(FAKEHOST)
224 #define P10_GET TYPE(GET)
225 #define P10_GLINE TYPE(GLINE)
226 #define P10_HASH TYPE(HASH)
227 #define P10_HELP TYPE(HELP)
228 #define P10_INFO TYPE(INFO)
229 #define P10_INVITE TYPE(INVITE)
230 #define P10_ISON TYPE(ISON)
231 #define P10_JOIN TYPE(JOIN)
232 #define P10_JUPE TYPE(JUPE)
233 #define P10_KICK TYPE(KICK)
234 #define P10_KILL TYPE(KILL)
235 #define P10_LINKS TYPE(LINKS)
236 #define P10_LIST TYPE(LIST)
237 #define P10_LUSERS TYPE(LUSERS)
238 #define P10_MAP TYPE(MAP)
239 #define P10_MODE TYPE(MODE)
240 #define P10_MOTD TYPE(MOTD)
241 #define P10_NAMES TYPE(NAMES)
242 #define P10_NICK TYPE(NICK)
243 #define P10_NOTICE TYPE(NOTICE)
244 #define P10_OPER TYPE(OPER)
245 #define P10_OPMODE TYPE(OPMODE)
246 #define P10_PART TYPE(PART)
247 #define P10_PASS CMD_PASS
248 #define P10_PING TYPE(PING)
249 #define P10_PONG TYPE(PONG)
250 #define P10_POST TYPE(POST)
251 #define P10_PRIVMSG TYPE(PRIVMSG)
252 #define P10_PRIVS TYPE(PRIVS)
253 #define P10_PROTO TYPE(PROTO)
254 #define P10_QUIT TYPE(QUIT)
255 #define P10_REHASH TYPE(REHASH)
256 #define P10_RELAY TYPE(RELAY)
257 #define P10_RESET TYPE(RESET)
258 #define P10_RESTART TYPE(RESTART)
259 #define P10_RPING TYPE(RPING)
260 #define P10_RPONG TYPE(RPONG)
261 #define P10_SERVER CMD_SERVER
262 #define P10_SERVLIST TYPE(SERVLIST)
263 #define P10_SERVSET TYPE(SERVSET)
264 #define P10_SET TYPE(SET)
265 #define P10_SETTIME TYPE(SETTIME)
266 #define P10_SILENCE TYPE(SILENCE)
267 #define P10_SQUERY TYPE(SQUERY)
268 #define P10_SQUIT TYPE(SQUIT)
269 #define P10_STATS TYPE(STATS)
270 #define P10_SVSNICK TYPE(SVSNICK)
271 #define P10_SVSMODE TYPE(SVSMODE)
272 #define P10_SVSJOIN TYPE(SVSJOIN)
273 #define P10_TIME TYPE(TIME)
274 #define P10_TOPIC TYPE(TOPIC)
275 #define P10_TRACE TYPE(TRACE)
276 #define P10_UPING TYPE(UPING)
277 #define P10_USER TYPE(USER)
278 #define P10_USERHOST TYPE(USERHOST)
279 #define P10_USERIP TYPE(USERIP)
280 #define P10_VERSION TYPE(VERSION)
281 #define P10_WALLCHOPS TYPE(WALLCHOPS)
282 #define P10_WALLOPS TYPE(WALLOPS)
283 #define P10_WALLUSERS TYPE(WALLUSERS)
284 #define P10_WALLVOICES TYPE(WALLVOICES)
285 #define P10_WHO TYPE(WHO)
286 #define P10_WHOIS TYPE(WHOIS)
287 #define P10_WHOWAS TYPE(WHOWAS)
289 /* Servers claiming to have a boot or link time before PREHISTORY
290 * trigger errors to the log. We hope no server has been running
291 * constantly since September 1994. :)
293 #define PREHISTORY 780000000
295 static struct server *servers_num[64*64];
296 static privmsg_func_t *privmsg_funcs;
297 static unsigned int num_privmsg_funcs;
298 static privmsg_func_t *notice_funcs;
299 static unsigned int num_notice_funcs;
300 static struct dict *unbursted_channels;
301 static const char *his_servername;
302 static const char *his_servercomment;
303 static struct channelList dead_channels;
305 /* These correspond to 1 << X: 012345678901234567890123 */
306 const char irc_user_mode_chars[] = "o iw dkgn x ISDXHst";
308 static struct userNode *AddUser(struct server* uplink, const char *nick, const char *ident, const char *hostname, const char *modes, const char *numeric, const char *userinfo, unsigned long timestamp, const char *realip);
310 extern int off_channel;
316 parse_oplevel(char *str)
319 while (isdigit(*str))
320 oplevel = oplevel * 10 + *str++ - '0';
324 /* Numerics can be XYY, XYYY, or XXYYY; with X's identifying the
325 * server and Y's indentifying the client on that server. */
327 GetServerN(const char *numeric)
329 switch (strlen(numeric)) {
331 return servers_num[base64toint(numeric, 2)];
335 return servers_num[base64toint(numeric, 1)];
342 GetUserN(const char *numeric) /* using numeric */
348 switch (strlen(numeric)) {
350 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s): numeric too long!", numeric);
352 case 5: slen = 2; ulen = 3; break;
353 case 4: slen = 1; ulen = 3; break;
354 case 3: slen = 1; ulen = 2; break;
355 case 2: case 1: case 0:
356 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s): numeric too short!", numeric);
359 if (!(s = servers_num[base64toint(numeric, slen)])) {
360 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s): couldn't find server (len=%d)!", numeric, slen);
363 n = base64toint(numeric+slen, ulen) & s->num_mask;
364 if (!(un = s->users[n])) {
365 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s) couldn't find user!", numeric);
371 privmsg_user_helper(struct userNode *un, void *data)
373 struct privmsg_desc *pd = data;
374 unsigned int num = un->num_local;
375 if (!pd->is_notice) {
376 if ((num < num_privmsg_funcs) && privmsg_funcs[num]) {
377 privmsg_funcs[num](pd->user, un, pd->text, pd->is_qualified);
380 if ((num < num_notice_funcs) && notice_funcs[num]) {
381 notice_funcs[num](pd->user, un, pd->text, pd->is_qualified);
387 irc_server(struct server *srv)
389 char extranum[COMBO_NUMERIC_LEN+1];
391 inttobase64(extranum, srv->num_mask, (srv->numeric[1] || (srv->num_mask >= 64*64)) ? 3 : 2);
393 /* The +s, ignored by Run's ircu, means "service" to Undernet's ircu */
394 putsock(P10_SERVER " %s %d %lu %lu J10 %s%s +s6 :%s",
395 srv->name, srv->hops+1, srv->boot, srv->link_time, srv->numeric, extranum, srv->description);
397 putsock("%s " P10_SERVER " %s %d %lu %lu %c10 %s%s +s6 :%s",
398 self->numeric, srv->name, srv->hops+1, srv->boot, srv->link_time, (srv->self_burst ? 'J' : 'P'), srv->numeric, extranum, srv->description);
403 irc_p10_pton(irc_in_addr_t *ip, const char *input)
405 if (strlen(input) == 6) {
407 memset(ip, 0, 6 * sizeof(ip->in6[0]));
408 value = base64toint(input, 6);
410 ip->in6[5] = htons(65535);
411 ip->in6[6] = htons(value >> 16);
412 ip->in6[7] = htons(value & 65535);
414 unsigned int pos = 0;
418 for (left = (25 - strlen(input)) / 3 - pos; left; left--)
422 ip->in6[pos++] = ntohs(base64toint(input, 3));
430 irc_p10_ntop(char *output, const irc_in_addr_t *ip)
432 if (!irc_in_addr_is_valid(*ip)) {
433 strcpy(output, "AAAAAA");
434 } else if (irc_in_addr_is_ipv4(*ip)) {
436 in4 = (ntohs(ip->in6[6]) << 16) | ntohs(ip->in6[7]);
437 inttobase64(output, in4, 6);
439 } else if (irc_in_addr_is_ipv6(*ip)) {
440 unsigned int max_start, max_zeros, curr_zeros, zero, ii;
441 /* Can start by printing out the leading non-zero parts. */
442 for (ii = 0; (ip->in6[ii]) && (ii < 8); ++ii) {
443 inttobase64(output, ntohs(ip->in6[ii]), 3);
446 /* Find the longest run of zeros. */
447 for (max_start = zero = ii, max_zeros = curr_zeros = 0; ii < 8; ++ii) {
450 else if (curr_zeros > max_zeros) {
451 max_start = ii - curr_zeros;
452 max_zeros = curr_zeros;
456 if (curr_zeros > max_zeros) {
457 max_start = ii - curr_zeros;
458 max_zeros = curr_zeros;
461 /* Print the rest of the address */
462 for (ii = zero; ii < 8; ) {
463 if ((ii == max_start) && max_zeros) {
467 inttobase64(output, ntohs(ip->in6[ii]), 3);
474 strcpy(output, "???");
479 irc_user(struct userNode *user)
482 if (!user || IsDummy(user))
484 irc_p10_ntop(b64ip, &user->ip);
487 irc_user_modes(user, modes, sizeof(modes));
488 putsock("%s " P10_NICK " %s %d %lu %s %s +%s %s %s :%s",
489 user->uplink->numeric, user->nick, user->uplink->hops+1, (unsigned long)user->timestamp, user->ident, user->hostname, modes, b64ip, user->numeric, user->info);
491 putsock("%s " P10_NICK " %s %d %lu %s %s %s %s :%s",
492 user->uplink->numeric, user->nick, user->uplink->hops+1, (unsigned long)user->timestamp, user->ident, user->hostname, b64ip, user->numeric, user->info);
497 irc_account(struct userNode *user, const char *stamp, unsigned long timestamp, unsigned long serial)
499 putsock("%s " P10_ACCOUNT " %s %s %lu %lu", self->numeric, user->numeric, stamp, timestamp, serial);
503 irc_fakehost(struct userNode *user, const char *host, const char *ident, int force)
505 putsock("%s " P10_FAKEHOST " %s %s %s%s", self->numeric, user->numeric, ident, host, force ? " FORCE" : "");
509 irc_relay(char *message)
511 putsock("%s " P10_RELAY " %s", self->numeric, message);
512 fprintf(stderr,"%s " P10_RELAY " %s", self->numeric, message);
516 irc_simul(struct userNode *target, char *command)
518 putsock("%s " P10_RELAY " %s SI %s :%s", self->numeric, target->numeric, target->numeric, command);
522 irc_regnick(UNUSED_ARG(struct userNode *user))
524 /* no operation here */
528 irc_nick(struct userNode *user, UNUSED_ARG(const char *old_nick))
530 putsock("%s " P10_NICK " %s %lu", user->numeric, user->nick, (unsigned long)now);
534 irc_fetchtopic(struct userNode *from, const char *to)
538 putsock("%s " P10_TOPIC " %s", from->numeric, to);
542 irc_squit(struct server *srv, const char *message, const char *service_message)
544 if (!service_message)
545 service_message = message;
547 /* Are we leaving the network? */
548 if (srv == self && cManager.uplink->state == CONNECTED) {
551 /* Quit all clients linked to me. */
552 for (i = 0; i <= self->num_mask; i++) {
555 irc_quit(self->users[i], service_message);
559 putsock("%s " P10_SQUIT " %s %d :%s", self->numeric, srv->name, 0, message);
562 /* Force a reconnect to the currently selected server. */
563 cManager.uplink->tries = 0;
564 log_module(MAIN_LOG, LOG_INFO, "Squitting from uplink: %s", message);
570 irc_wallchops(struct userNode *from, const char *to, const char *message)
572 putsock("%s " P10_WALLCHOPS " %s :%s", from->numeric, to, message);
576 deliver_to_dummy(struct userNode *source, struct userNode *dest, const char *message, int type)
580 if (!dest || !IsDummy(dest) || !IsLocal(dest))
582 num = dest->num_local;
585 if ((num < num_notice_funcs) && notice_funcs[num])
586 notice_funcs[num](source, dest, message, 0);
589 if ((num < num_privmsg_funcs) && privmsg_funcs[num])
590 privmsg_funcs[num](source, dest, message, 0);
597 irc_notice(struct userNode *from, const char *to, const char *message)
599 if (to[0] == '#' || to[0] == '$'
600 || !deliver_to_dummy(from, GetUserN(to), message, 0))
601 putsock("%s " P10_NOTICE " %s :%s", from->numeric, to, message);
605 irc_notice_user(struct userNode *from, struct userNode *to, const char *message)
607 if (!deliver_to_dummy(from, to, message, 0))
608 putsock("%s " P10_NOTICE " %s :%s", from->numeric, to->numeric, message);
612 irc_privmsg(struct userNode *from, const char *to, const char *message)
614 if (to[0] == '#' || to[0] == '$'
615 || !deliver_to_dummy(from, GetUserN(to), message, 1))
616 putsock("%s " P10_PRIVMSG " %s :%s", from->numeric, to, message);
620 irc_svsmode(struct userNode *from, struct userNode *user, const char *modes)
622 putsock("%s " P10_SVSMODE " %s %s", from->numeric, user->numeric, modes);
626 irc_svsjoin(struct userNode *from, struct userNode *user, struct chanNode *chan)
628 putsock("%s " P10_SVSJOIN " %s %s", from->numeric, user->numeric, chan->name);
632 irc_svsjoinchan(struct userNode *from, struct userNode *user, const char *chan)
634 putsock("%s " P10_SVSJOIN " %s %s", from->numeric, user->numeric, chan);
640 putsock("%s " P10_EOB, self->numeric);
646 putsock("%s " P10_EOB_ACK, self->numeric);
650 irc_ping(const char *payload)
652 putsock("%s " P10_PING " :%s", self->numeric, payload);
656 irc_pong(const char *who, const char *data)
658 putsock("%s " P10_PONG " %s :%s", self->numeric, who, data);
662 irc_pong_asll(const char *who, const char *orig_ts)
666 struct timeval sys_now;
669 orig.tv_sec = strtoul(orig_ts, &delim, 10);
670 orig.tv_usec = (*delim == '.') ? strtoul(delim + 1, NULL, 10) : 0;
671 gettimeofday(&sys_now, NULL);
672 diff = (sys_now.tv_sec - orig.tv_sec) * 1000 + (sys_now.tv_usec - orig.tv_usec) / 1000;
673 putsock("%s " P10_PONG " %s %s %d %lu.%06lu", self->numeric, who, orig_ts, diff, (unsigned long)sys_now.tv_sec, (unsigned long)sys_now.tv_usec);
677 irc_pass(const char *passwd)
679 putsock(P10_PASS " :%s", passwd);
683 irc_introduce(const char *passwd)
685 void timed_send_ping(void *data);
687 self->self_burst = self->burst = 1;
691 timeq_add(now + ping_freq, timed_send_ping, 0);
695 irc_gline(struct server *srv, struct gline *gline)
698 putsock("%s " P10_GLINE " %s +%s %lu %lu %lu :%s",
699 self->numeric, (srv ? srv->numeric : "*"), gline->target, gline->expires, gline->lastmod, gline->lifetime, gline->reason);
701 putsock("%s " P10_GLINE " %s +%s %lu :%s",
702 self->numeric, (srv ? srv->numeric : "*"), gline->target, gline->expires, gline->reason);
706 irc_settime(const char *srv_name_mask, unsigned long new_time)
708 ioset_set_time(new_time);
709 if (!strcmp(srv_name_mask, "*"))
711 putsock("%s " P10_SETTIME " %lu %s", self->numeric, new_time, srv_name_mask);
715 irc_ungline(const char *mask)
717 putsock("%s " P10_GLINE " * -%s %lu", self->numeric, mask, now);
718 //putsock("%s " P10_GLINE " * %s * %lu", self->numeric, mask, now);
721 /* Return negative if *(struct modeNode**)pa is "less than" pb,
722 * positive if pa is "larger than" pb. Comparison is based on sorting
723 * so that non-voiced/non-opped users are first, voiced-only users are
724 * next, and the "strongest" oplevels are before "weaker" oplevels.
725 * Within those sets, ordering is arbitrary.
728 modeNode_sort_p10(const void *pa, const void *pb)
730 struct modeNode *a = *(struct modeNode**)pa;
731 struct modeNode *b = *(struct modeNode**)pb;
733 if (a->modes & MODE_CHANOP) {
734 if (!(b->modes & MODE_CHANOP))
736 else if ((a->modes & MODE_VOICE) != (b->modes & MODE_VOICE))
737 return (a->modes & MODE_VOICE) - (b->modes & MODE_VOICE);
738 else if (a->oplevel != b->oplevel)
739 return a->oplevel - b->oplevel;
740 } else if (b->modes & MODE_CHANOP)
742 else if ((a->modes & MODE_VOICE) != (b->modes & MODE_VOICE))
743 return (a->modes & MODE_VOICE) - (b->modes & MODE_VOICE);
744 return (a < b) ? -1 : 1;
748 irc_burst(struct chanNode *chan)
750 char burst_line[512];
751 int pos, base_len, len;
754 int last_oplevel = 0;
757 unsigned int first_ban;
760 base_len = sprintf(burst_line, "%s " P10_BURST " %s %lu ",
761 self->numeric, chan->name,
762 (unsigned long)chan->timestamp);
763 len = irc_make_chanmode(chan, burst_line+base_len);
764 pos = base_len + len;
765 if (len > 0 && chan->members.used > 0)
766 burst_line[pos++] = ' ';
768 /* sort the users for oplevel-sending purposes */
769 qsort(chan->members.list, chan->members.used, sizeof(chan->members.list[0]), modeNode_sort_p10);
772 for (n=0; n<chan->members.used; n++) {
773 mn = chan->members.list[n];
775 burst_line[pos-1] = 0; /* -1 to back up over the space or comma */
776 putsock("%s", burst_line);
781 memcpy(burst_line+pos, mn->user->numeric, strlen(mn->user->numeric));
782 pos += strlen(mn->user->numeric);
783 new_modes = mn->modes & (MODE_CHANOP | MODE_VOICE);
784 if (new_modes != last_mode) {
785 last_mode = new_modes;
786 burst_line[pos++] = ':';
787 if (new_modes & MODE_VOICE)
788 burst_line[pos++] = 'v';
789 /* Note: :vNNN (oplevel NNN with voice) resets the
790 * implicit oplevel back to zero, so we always use the raw
791 * oplevel value here. Read ircu's m_burst.c for more
794 if (new_modes & MODE_CHANOP) {
795 last_oplevel = mn->oplevel;
796 if (mn->oplevel < MAXOPLEVEL)
797 pos += sprintf(burst_line + pos, "%u", mn->oplevel);
799 burst_line[pos++] = 'o';
801 } else if ((last_mode & MODE_CHANOP) && (mn->oplevel != last_oplevel)) {
802 pos += sprintf(burst_line + pos, ":%u", mn->oplevel - last_oplevel);
803 last_oplevel = mn->oplevel;
805 if ((n+1)<chan->members.used)
806 burst_line[pos++] = ',';
810 if (chan->banlist.used) {
813 if (chan->members.used > 0)
814 burst_line[pos++] = ' ';
816 for (n=0; n<chan->banlist.used; ) {
817 if (first_ban && (pos < 500)) {
818 burst_line[pos++] = ':';
819 burst_line[pos++] = '%';
821 bn = chan->banlist.list[n];
822 len = strlen(bn->ban);
823 if (pos + 2 + len < 505) {
824 memcpy(burst_line + pos, bn->ban, len);
826 burst_line[pos++] = ' ';
830 burst_line[pos-1] = 0;
831 putsock("%s", burst_line);
838 /* print the last line */
840 putsock("%s", burst_line);
844 irc_quit(struct userNode *user, const char *message)
846 putsock("%s " P10_QUIT " :%s", user->numeric, message);
850 irc_error(const char *to, const char *message)
853 putsock("%s " P10_ERROR " :%s", to, message);
855 putsock(":%s " P10_ERROR " :%s", self->name, message);
860 irc_kill(struct userNode *from, struct userNode *target, const char *message)
863 putsock("%s " P10_KILL " %s :%s (%s)",
864 from->numeric, target->numeric, from->nick, message);
866 putsock("%s " P10_KILL " %s :%s (%s)",
867 self->numeric, target->numeric, self->name, message);
872 irc_mode(struct userNode *from, struct chanNode *target, const char *modes)
874 putsock("%s " P10_MODE " %s %s %lu",
875 (from ? from->numeric : self->numeric),
876 target->name, modes, (unsigned long)target->timestamp);
880 irc_invite(struct userNode *from, struct userNode *who, struct chanNode *to)
882 putsock("%s " P10_INVITE " %s %s", from->numeric, who->nick, to->name);
886 irc_join(struct userNode *who, struct chanNode *what)
888 if (what->members.used == 1) {
889 putsock("%s " P10_CREATE " %s %lu",
890 who->numeric, what->name, (unsigned long)what->timestamp);
892 putsock("%s " P10_JOIN " %s %lu", who->numeric, what->name,
893 (unsigned long)what->timestamp);
898 irc_kick(struct userNode *who, struct userNode *target, struct chanNode *channel, const char *msg)
901 struct modeNode *mn = GetUserMode(channel, who);
902 numeric = ((mn && (mn->modes & MODE_CHANOP)) || off_channel) ? who->numeric : self->numeric;
903 putsock("%s " P10_KICK " %s %s :%s",
904 numeric, channel->name, target->numeric, msg);
908 irc_stats(struct userNode *from, struct server *target, char type)
910 putsock("%s " P10_STATS " %c :%s", from->numeric, type, target->numeric);
914 irc_svsnick(struct userNode *from, struct userNode *target, const char *newnick)
916 putsock("%s " P10_SVSNICK " %s %s %lu", from->uplink->numeric, target->numeric, newnick, (unsigned long)now);
920 irc_part(struct userNode *who, struct chanNode *what, const char *reason)
923 putsock("%s " P10_PART " %s :%s", who->numeric, what->name, reason);
925 putsock("%s " P10_PART " %s", who->numeric, what->name);
930 irc_topic(struct userNode *who, struct chanNode *what, const char *topic)
932 putsock("%s " P10_TOPIC " %s :%s", who->numeric, what->name, topic);
936 irc_raw(const char *what)
942 irc_numeric(struct userNode *user, unsigned int num, const char *format, ...)
946 va_start(arg_list, format);
947 vsnprintf(buffer, MAXLEN-2, format, arg_list);
948 buffer[MAXLEN-1] = 0;
949 putsock(":%s %03d %s %s", self->name, num, user->nick, buffer);
952 static void send_burst(void);
955 change_nicklen(int new_nicklen)
958 char new_nick[NICKLEN+1];
959 struct userNode *user;
961 nicklen = new_nicklen;
962 /* fix up any users we have here */
963 for (nn=0; nn<=self->num_mask; nn++) {
964 if (!(user = self->users[nn]))
966 safestrncpy(new_nick, user->nick, sizeof(new_nick));
967 new_nick[nicklen] = 0;
968 NickChange(user, new_nick, 1);
972 static CMD_FUNC(cmd_whois)
974 struct userNode *from;
975 struct userNode *who;
977 unsigned int i, mlen, len;
981 if (!(from = GetUserH(origin))) {
982 log_module(MAIN_LOG, LOG_ERROR, "Could not find WHOIS origin user %s", origin);
985 if (!(who = GetUserH(argv[2]))) {
986 irc_numeric(from, ERR_NOSUCHNICK, "%s@%s :No such nick", argv[2], self->name);
990 if (IsFakeHost(who) && IsFakeIdent(who) && IsHiddenHost(who))
991 irc_numeric(from, RPL_WHOISUSER, "%s %s %s * :%s", who->nick, who->fakeident, who->fakehost, who->info);
992 else if (IsFakeIdent(who) && IsHiddenHost(who))
993 irc_numeric(from, RPL_WHOISUSER, "%s %s %s * :%s", who->nick, who->fakeident, who->hostname, who->info);
994 else if (IsFakeHost(who) && IsHiddenHost(who))
995 irc_numeric(from, RPL_WHOISUSER, "%s %s %s * :%s", who->nick, who->ident, who->fakehost, who->info);
996 else if (IsHiddenHost(who) && who->handle_info && hidden_host_suffix)
997 irc_numeric(from, RPL_WHOISUSER, "%s %s %s.%s * :%s", who->nick, who->ident, who->handle_info->handle, hidden_host_suffix, who->info);
999 irc_numeric(from, RPL_WHOISUSER, "%s %s %s * :%s", who->nick, who->ident, who->hostname, who->info);
1001 if ((!IsService(who) && !IsNoChan(who)) || (from == who)) {
1002 struct modeNode *mn;
1003 mlen = strlen(self->name) + strlen(from->nick) + 12 + strlen(who->nick);
1006 for (i = who->channels.used; i > 0; )
1008 mn = who->channels.list[--i];
1010 if (!IsOper(from) && (mn->channel->modes & (MODE_PRIVATE | MODE_SECRET)) && !GetUserMode(mn->channel, from))
1013 if (len + strlen(mn->channel->name) + mlen > MAXLEN - 5)
1015 irc_numeric(from, RPL_WHOISCHANNELS, "%s :%s", who->nick, buf);
1021 *(buf + len++) = '-';
1022 if ((mn->channel->modes & (MODE_PRIVATE | MODE_SECRET)) && !GetUserMode(mn->channel, from))
1023 *(buf + len++) = '*';
1024 if (mn->modes & MODE_CHANOP)
1025 *(buf + len++) = '@';
1026 else if (mn->modes & MODE_VOICE)
1027 *(buf + len++) = '+';
1030 *(buf + len) = '\0';
1031 strcpy(buf + len, mn->channel->name);
1032 len += strlen(mn->channel->name);
1033 strcat(buf + len, " ");
1037 irc_numeric(from, RPL_WHOISCHANNELS, "%s :%s", who->nick, buf);
1040 if (his_servername && his_servercomment && !IsOper(from) && from != who)
1041 irc_numeric(from, RPL_WHOISSERVER, "%s %s :%s", who->nick, his_servername, his_servercomment);
1043 irc_numeric(from, RPL_WHOISSERVER, "%s %s :%s", who->nick, who->uplink->name, who->uplink->description);
1046 irc_numeric(from, RPL_AWAY, "%s :Away", who->nick);
1048 irc_numeric(from, RPL_WHOISOPERATOR, "%s :%s", who->nick, IsLocal(who) ? "is a megalomaniacal power hungry tyrant" : "is an IRC Operator");
1049 if (who->handle_info)
1050 irc_numeric(from, RPL_WHOISACCOUNT, "%s %s :is logged in as", who->nick, who->handle_info->handle);
1051 if (IsHiddenHost(who) && who->handle_info && (IsOper(from) || from == who))
1052 irc_numeric(from, RPL_WHOISACTUALLY, "%s %s@%s %s :Actual user@host, Actual IP", who->nick, who->ident, who->hostname, irc_ntoa(&who->ip));
1053 if (IsLocal(who) && !IsService(who) && (!IsNoIdle(who) || IsOper(from) || from == who))
1054 irc_numeric(from, RPL_WHOISIDLE, "%s %ld %ld :seconds idle, signon time", who->nick, now - who->idle_since, who->timestamp);
1056 irc_numeric(from, RPL_ENDOFWHOIS, "%s :End of /WHOIS list", who->nick);
1060 static CMD_FUNC(cmd_server)
1068 /* another server introduced us */
1069 srv = AddServer(GetServerH(origin), argv[1], atoi(argv[2]), atoi(argv[3]), atoi(argv[4]), argv[6], argv[argc-1]);
1072 srv->self_burst = argv[5][0] == 'J';
1075 /* this must be our uplink */
1076 srv = self->uplink = AddServer(self, argv[1], atoi(argv[2]), atoi(argv[3]), atoi(argv[4]), argv[6], argv[argc-1]);
1079 srv->self_burst = argv[5][0] == 'J';
1081 if ((argv[7][0] == '+') && !force_n2k) {
1082 log_module(MAIN_LOG, LOG_WARNING, "Got Undernet-style SERVER message but \"force_n2k\" not on.");
1087 /* Fix up our timestamps if necessary. */
1088 if (srv->boot <= PREHISTORY) {
1089 /* Server from the mists of time.. */
1090 if (srv->hops == 1) {
1091 log_module(MAIN_LOG, LOG_ERROR, "Server %s claims to have booted at time %lu. This is absurd.", srv->name, (unsigned long)srv->boot);
1093 } else if ((str = conf_get_data("server/reliable_clock", RECDB_QSTRING))
1094 && enabled_string(str)) {
1095 /* If we have a reliable clock, we just keep our current time. */
1097 if (srv->boot <= self->boot) {
1098 /* The other server is older than us. Accept their timestamp.
1099 * Alternately, we are same age, but we accept their time
1100 * since we are linking to them. */
1101 self->boot = srv->boot;
1102 ioset_set_time(srv->link_time);
1105 if (srv == self->uplink) {
1106 extern unsigned long burst_begin;
1112 static CMD_FUNC(cmd_eob)
1114 struct server *sender;
1118 if (!(sender = GetServerH(origin)))
1120 if (sender == self->uplink) {
1121 cManager.uplink->state = CONNECTED;
1122 for (it = dict_first(unbursted_channels); it; it = iter_next(it))
1123 irc_burst(iter_data(it));
1124 dict_delete(unbursted_channels);
1125 unbursted_channels = NULL;
1129 sender->self_burst = 0;
1130 recalc_bursts(sender);
1131 for (ii=0; ii<slf_used; ii++)
1132 slf_list[ii](sender);
1136 static CMD_FUNC(cmd_eob_ack)
1138 extern unsigned long burst_begin;
1140 if (GetServerH(origin) == self->uplink) {
1141 burst_length = now - burst_begin;
1142 self->self_burst = self->burst = 0;
1144 cManager.uplink->state = CONNECTED;
1148 static CMD_FUNC(cmd_ping)
1151 struct userNode *un;
1154 irc_pong_asll(argv[2], argv[3]);
1155 else if ((srv = GetServerH(origin)))
1156 irc_pong(self->name, srv->numeric);
1157 else if ((un = GetUserH(origin)))
1158 irc_pong(self->name, un->numeric);
1160 irc_pong(self->name, origin);
1162 timeq_del(0, timed_send_ping, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
1163 timeq_del(0, timed_ping_timeout, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
1164 timeq_add(now + ping_freq, timed_send_ping, 0);
1169 static CMD_FUNC(cmd_error_nick)
1171 /* Go back to original IRC length .. and try to reconnect :/ */
1173 irc_squit(self, "Got erroneous nickname, truncating nicks.", NULL);
1177 struct create_desc {
1178 struct userNode *user;
1183 join_helper(struct chanNode *chan, void *data)
1185 struct create_desc *cd = data;
1186 AddChannelUser(cd->user, chan);
1190 create_helper(char *name, void *data)
1192 struct create_desc *cd = data;
1194 if (!strcmp(name, "0")) {
1195 while (cd->user->channels.used > 0)
1196 DelChannelUser(cd->user, cd->user->channels.list[0]->channel, 0, 0);
1200 AddChannelUser(cd->user, AddChannel(name, cd->when, NULL, NULL));
1203 static CMD_FUNC(cmd_create)
1205 struct create_desc cd;
1206 struct userNode *user;
1208 if ((argc < 3) || !(user = GetUserH(origin)))
1211 cd.when = atoi(argv[2]);
1212 parse_foreach(argv[1], join_helper, create_helper, NULL, NULL, &cd);
1216 static CMD_FUNC(cmd_join)
1218 struct create_desc cd;
1220 if (!(cd.user = GetUserH(origin)))
1227 cd.when = atoi(argv[2]);
1228 parse_foreach(argv[1], join_helper, create_helper, NULL, NULL, &cd);
1232 static CMD_FUNC(cmd_pong)
1236 if (!strcmp(argv[2], self->name)) {
1237 timeq_del(0, timed_send_ping, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
1238 timeq_del(0, timed_ping_timeout, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
1239 timeq_add(now + ping_freq, timed_send_ping, 0);
1245 static CMD_FUNC(cmd_nick)
1247 struct userNode *user;
1248 if ((user = GetUserH(origin))) {
1249 /* nick change (since the source is a user numeric) */
1252 NickChange(user, argv[1], 1);
1254 struct server *serv;
1259 serv = GetServerH(origin);
1261 unsplit_string(argv+6, argc-9, modes);
1264 AddUser(serv, argv[1], argv[4], argv[5], modes, argv[argc-2], argv[argc-1], atoi(argv[3]), argv[argc-3]);
1269 static CMD_FUNC(cmd_account)
1271 struct userNode *user;
1272 unsigned long timestamp = 0;
1273 unsigned long serial = 0;
1275 if ((argc < 3) || !origin || !GetServerH(origin))
1276 return 0; /* Origin must be server. */
1277 user = GetUserN(argv[1]);
1279 return 1; /* A QUIT probably passed the ACCOUNT. */
1281 timestamp = strtoul(argv[3], NULL, 10);
1283 serial = strtoul(argv[4], NULL, 10);
1284 call_account_func(user, argv[2], timestamp, serial);
1288 static CMD_FUNC(cmd_fakehost)
1290 struct userNode *user;
1291 const char *host, *ident;
1293 if ((argc < 3) || !origin || !GetServerH(origin))
1295 if (!(user = GetUserN(argv[1])))
1306 assign_fakehost(user, host, ident, 0, 0);
1310 static CMD_FUNC(cmd_burst)
1313 char modes[MAXLEN], *members = "", *banlist = NULL;
1314 unsigned int next = 3, res = 1;
1315 struct chanNode *cNode;
1316 struct userNode *un;
1317 struct modeNode *mNode;
1320 char *user, *end, sep;
1321 unsigned long in_timestamp;
1326 while (next < argc) {
1327 switch (argv[next][0]) {
1331 for (pos=argv[next], n_modes = 1; *pos; pos++)
1332 if ((*pos == 'k') || (*pos == 'l') || (*pos == 'A')
1333 || (*pos == 'U') || (*pos == 'a') || (*pos == 'F'))
1335 if (next + n_modes > argc)
1336 n_modes = argc - next;
1337 unsplit_string(argv+next, n_modes, modes);
1341 case '%': banlist = argv[next++]+1; break;
1342 default: members = argv[next++]; break;
1346 in_timestamp = atoi(argv[2]);
1347 if ((cNode = dict_find(unbursted_channels, argv[1], NULL))) {
1348 cNode->timestamp = in_timestamp;
1349 dict_remove(unbursted_channels, cNode->name);
1352 cNode = AddChannel(argv[1], in_timestamp, modes, banlist);
1354 /* Burst channel members in now. */
1355 for (user = members, sep = *members, mode = 0; sep; user = end) {
1356 for (end = user + 3; isalnum(*end) || *end == '[' || *end == ']'; end++) ;
1357 sep = *end++; end[-1] = 0;
1360 while ((sep = *end++)) {
1362 mode |= MODE_CHANOP;
1363 oplevel = MAXOPLEVEL;
1364 } else if (sep == 'v') {
1367 } else if (isdigit(sep)) {
1368 mode |= MODE_CHANOP;
1369 oplevel += parse_oplevel(end - 1);
1370 while (isdigit(*end)) end++;
1377 if (!(un = GetUserN(user))) {
1381 if ((mNode = AddChannelUser(un, cNode))) {
1382 mNode->modes = mode;
1383 mNode->oplevel = oplevel;
1390 static CMD_FUNC(cmd_mode)
1392 struct chanNode *cn;
1393 struct userNode *un;
1397 if (!IsChannelName(argv[1])) {
1398 un = GetUserH(argv[1]);
1400 log_module(MAIN_LOG, LOG_ERROR, "Unable to find user %s whose mode is changing.", argv[1]);
1403 argv[2] = unsplit_string(argv + 2, argc - 2, NULL);
1404 mod_usermode(un, argv[2]);
1408 if (!(cn = GetChannel(argv[1]))) {
1409 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose mode is changing.", argv[1]);
1412 if ((un = GetUserH(origin))) {
1413 struct modeNode *mn;
1414 /* Update idle time for person setting the mode */
1415 if ((mn = GetUserMode(cn, un)))
1416 mn->idle_since = now;
1418 /* If it came from a server, reset timestamp to re-sync. */
1419 cn->timestamp = atoi(argv[argc-1]);
1422 return mod_chanmode(un, cn, argv+2, argc-2, MCP_ALLOW_OVB|MCP_FROM_SERVER|(un ? MC_NOTIFY : 0));
1425 static CMD_FUNC(cmd_opmode)
1427 struct chanNode *cn;
1428 struct userNode *un;
1433 if (!(cn = GetChannel(argv[1]))) {
1434 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose mode is changing.", argv[1]);
1437 if (!(un = GetUserH(origin))) {
1438 log_module(MAIN_LOG, LOG_ERROR, "Unable to find user %s requesting OPMODE.", origin);
1442 log_module(MAIN_LOG, LOG_ERROR, "Non-privileged user %s using OPMODE.", un->nick);
1446 return mod_chanmode(un, cn, argv+2, argc-2, MCP_ALLOW_OVB|MCP_FROM_SERVER); /* do NOT announce opmode locally */
1449 static int clear_chanmode(struct chanNode *channel, const char *modes);
1451 static CMD_FUNC(cmd_clearmode)
1453 struct chanNode *cn;
1454 struct userNode *un;
1459 if (!(cn = GetChannel(argv[1]))) {
1460 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose mode is changing.", argv[1]);
1463 if (!(un = GetUserH(origin))) {
1464 log_module(MAIN_LOG, LOG_ERROR, "Unable to find user %s requesting CLEARMODE.", origin);
1468 log_module(MAIN_LOG, LOG_ERROR, "Non-privileged user %s using CLEARMODE.", un->nick);
1472 return clear_chanmode(cn, argv[2]);
1475 static CMD_FUNC(cmd_topic)
1477 struct chanNode *cn;
1478 unsigned long chan_ts, topic_ts;
1482 if (!(cn = GetChannel(argv[1]))) {
1483 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose topic is being set", argv[1]);
1487 /* Looks like an Asuka style topic burst. */
1488 chan_ts = atoi(argv[2]);
1489 topic_ts = atoi(argv[3]);
1491 chan_ts = cn->timestamp;
1494 SetChannelTopic(cn, GetUserH(origin), argv[argc-1], 0);
1495 cn->topic_time = topic_ts;
1499 static CMD_FUNC(cmd_num_topic)
1501 struct chanNode *cn;
1504 return 0; /* huh? */
1506 cn = GetChannel(argv[2]);
1508 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s in topic reply", argv[2]);
1514 switch (atoi(argv[0])) {
1517 break; /* no topic */
1521 safestrncpy(cn->topic, unsplit_string(argv+3, argc-3, NULL), sizeof(cn->topic));
1526 safestrncpy(cn->topic_nick, argv[3], sizeof(cn->topic_nick));
1527 cn->topic_time = atoi(argv[4]);
1530 return 0; /* should never happen */
1535 static CMD_FUNC(cmd_num_gline)
1537 unsigned long lastmod;
1538 unsigned long lifetime;
1542 lastmod = (argc > 5) ? strtoul(argv[5], NULL, 0) : 0;
1543 lifetime = (argc > 6) ? strtoul(argv[6], NULL, 0) : 0;
1544 gline_add(origin, argv[3], atoi(argv[4])-now, argv[argc - 1], now, lastmod, lifetime, 0);
1548 static CMD_FUNC(cmd_quit)
1550 struct userNode *user;
1553 /* Sometimes we get a KILL then a QUIT or the like, so we don't want to
1554 * call DelUser unless we have the user in our grasp. */
1555 if ((user = GetUserH(origin)))
1556 DelUser(user, NULL, false, argv[1]);
1560 static CMD_FUNC(cmd_kill)
1562 struct userNode *user;
1565 user = GetUserN(argv[1]);
1567 /* If we get a KILL for a non-existent user, it could be a
1568 * Ghost response to a KILL we sent out earlier. So we only
1569 * whine if the target is local.
1571 if (!strncmp(argv[1], self->numeric, strlen(self->numeric)))
1572 log_module(MAIN_LOG, LOG_ERROR, "Unable to find kill victim %s", argv[1]);
1576 if (IsLocal(user) && IsService(user)) {
1577 /* TODO: rate limit this so silly things don't happen. */
1578 ReintroduceUser(user);
1582 DelUser(user, NULL, false, argv[2]);
1586 static CMD_FUNC(cmd_kick)
1590 ChannelUserKicked(GetUserH(origin), GetUserN(argv[2]), GetChannel(argv[1]));
1594 static CMD_FUNC(cmd_squit)
1596 struct server *server;
1600 if (!(server = GetServerH(argv[1])))
1603 if (server == self->uplink) {
1604 /* Force a reconnect to the currently selected server. */
1605 cManager.uplink->tries = 0;
1606 log_module(MAIN_LOG, LOG_INFO, "Squitting from uplink: %s", argv[3]);
1611 DelServer(server, 0, argv[3]);
1615 static CMD_FUNC(cmd_privmsg)
1617 struct privmsg_desc pd;
1620 pd.user = GetUserH(origin);
1621 if (!pd.user || (IsGagged(pd.user) && !IsOper(pd.user)))
1624 pd.text = argv[argc - 1];
1625 parse_foreach(argv[1], privmsg_chan_helper, NULL, privmsg_user_helper, privmsg_invalid, &pd);
1629 static CMD_FUNC(cmd_notice)
1631 struct privmsg_desc pd;
1634 pd.user = GetUserH(origin);
1635 if (!pd.user || (IsGagged(pd.user) && !IsOper(pd.user)))
1638 pd.text = argv[argc - 1];
1639 parse_foreach(argv[1], privmsg_chan_helper, NULL, privmsg_user_helper, privmsg_invalid, &pd);
1643 static CMD_FUNC(cmd_away)
1645 struct userNode *uNode;
1647 uNode = GetUserH(origin);
1651 uNode->modes &= ~FLAGS_AWAY;
1653 uNode->modes |= FLAGS_AWAY;
1657 static CMD_FUNC(cmd_gline)
1659 #define PASTWATCH (5*365*24*3600)
1660 unsigned long lastmod;
1661 unsigned long lifetime;
1662 unsigned long expiration;
1666 if (argv[2][0] == '+') {
1669 expiration = strtoul(argv[3], NULL, 10);
1670 if (expiration < now - PASTWATCH)
1672 lastmod = (argc > 5) ? strtoul(argv[4], NULL, 10) : 0;
1673 lifetime = (argc > 6) ? strtoul(argv[5], NULL, 10) : 0;
1674 gline_add(origin, argv[2]+1, expiration - now, argv[argc-1], now, lastmod, lifetime, 0);
1676 } else if (argv[2][0] == '-') {
1677 gline_remove(argv[2]+1, 0);
1683 static CMD_FUNC(cmd_svsnick)
1685 struct userNode *target, *dest;
1687 || !(target = GetUserN(argv[1]))
1689 || (dest = GetUserH(argv[2])))
1691 NickChange(target, argv[2], 0);
1695 static CMD_FUNC(cmd_time)
1697 extern int clock_skew;
1699 struct userNode *who;
1702 who = GetUserH(origin);
1707 strftime(buf, sizeof(buf), "%a %b %d %Y -- %H:%M %z", localtime(&when));
1708 irc_numeric(who, 391, "%s %lu %d :%s", self->name, now, clock_skew, buf);
1712 static CMD_FUNC(cmd_relay)
1714 struct server *sNode;
1717 //<sender> RELAY <destination> <command>
1718 len = strlen(argv[1]);
1722 sNode = GetServerN(argv[1]);
1725 buf[0] = argv[1][0];
1726 buf[1] = argv[1][1];
1727 sNode = GetServerN(buf);
1730 buf[0] = argv[1][1];
1731 buf[1] = argv[1][2];
1732 sNode = GetServerN(buf);
1735 /* Invalid destination. Ignore. */
1738 if(sNode->numeric == self->numeric) {
1739 //ok someone relayed something to us!
1746 free_user(struct userNode *user)
1757 free(privmsg_funcs);
1758 num_privmsg_funcs = 0;
1760 num_notice_funcs = 0;
1762 dict_delete(irc_func_dict);
1763 for (nn=0; nn<dead_users.used; nn++)
1764 free_user(dead_users.list[nn]);
1765 userList_clean(&dead_users);
1769 p10_conf_reload(void) {
1770 hidden_host_suffix = conf_get_data("server/hidden_host", RECDB_QSTRING);
1771 his_servername = conf_get_data("server/his_servername", RECDB_QSTRING);
1772 his_servercomment = conf_get_data("server/his_servercomment", RECDB_QSTRING);
1776 remove_unbursted_channel(struct chanNode *cNode) {
1777 if (unbursted_channels)
1778 dict_remove(unbursted_channels, cNode->name);
1784 const char *str, *desc;
1785 int numnick, usermask, max_users;
1786 char numer[COMBO_NUMERIC_LEN+1];
1788 /* read config items */
1789 str = conf_get_data("server/ping_freq", RECDB_QSTRING);
1790 ping_freq = str ? ParseInterval(str) : 120;
1791 str = conf_get_data("server/ping_timeout", RECDB_QSTRING);
1792 ping_timeout = str ? ParseInterval(str) : 30;
1793 str = conf_get_data("server/force_n2k", RECDB_QSTRING);
1794 force_n2k = str ? enabled_string(str) : 1;
1795 str = conf_get_data("server/numeric", RECDB_QSTRING);
1797 log_module(MAIN_LOG, LOG_ERROR, "No server/numeric entry in config file.");
1800 numnick = atoi(str);
1801 str = conf_get_data("server/max_users", RECDB_QSTRING);
1802 max_users = str ? atoi(str) : 4096;
1803 for (usermask = 4; usermask < max_users; usermask <<= 1) ;
1805 if ((numnick < 64) && (usermask < 4096) && !force_n2k)
1806 inttobase64(numer, (numnick << 12) + (usermask & 0x00fff), 3);
1808 inttobase64(numer, (numnick << 18) + (usermask & 0x3ffff), 5);
1810 str = conf_get_data("server/hostname", RECDB_QSTRING);
1811 desc = conf_get_data("server/description", RECDB_QSTRING);
1812 if (!str || !desc) {
1813 log_module(MAIN_LOG, LOG_ERROR, "No server/hostname entry in config file.");
1816 self = AddServer(NULL, str, 0, boot_time, now, numer, desc);
1817 conf_register_reload(p10_conf_reload);
1819 irc_func_dict = dict_new();
1820 dict_insert(irc_func_dict, CMD_BURST, cmd_burst);
1821 dict_insert(irc_func_dict, TOK_BURST, cmd_burst);
1822 dict_insert(irc_func_dict, CMD_CREATE, cmd_create);
1823 dict_insert(irc_func_dict, TOK_CREATE, cmd_create);
1824 dict_insert(irc_func_dict, CMD_EOB, cmd_eob);
1825 dict_insert(irc_func_dict, TOK_EOB, cmd_eob);
1826 dict_insert(irc_func_dict, CMD_EOB_ACK, cmd_eob_ack);
1827 dict_insert(irc_func_dict, TOK_EOB_ACK, cmd_eob_ack);
1828 dict_insert(irc_func_dict, CMD_MODE, cmd_mode);
1829 dict_insert(irc_func_dict, TOK_MODE, cmd_mode);
1830 dict_insert(irc_func_dict, CMD_NICK, cmd_nick);
1831 dict_insert(irc_func_dict, TOK_NICK, cmd_nick);
1832 dict_insert(irc_func_dict, CMD_ACCOUNT, cmd_account);
1833 dict_insert(irc_func_dict, TOK_ACCOUNT, cmd_account);
1834 dict_insert(irc_func_dict, CMD_FAKEHOST, cmd_fakehost);
1835 dict_insert(irc_func_dict, TOK_FAKEHOST, cmd_fakehost);
1836 dict_insert(irc_func_dict, CMD_PASS, cmd_pass);
1837 dict_insert(irc_func_dict, TOK_PASS, cmd_pass);
1838 dict_insert(irc_func_dict, CMD_PING, cmd_ping);
1839 dict_insert(irc_func_dict, TOK_PING, cmd_ping);
1840 dict_insert(irc_func_dict, CMD_PRIVMSG, cmd_privmsg);
1841 dict_insert(irc_func_dict, TOK_PRIVMSG, cmd_privmsg);
1842 dict_insert(irc_func_dict, CMD_PONG, cmd_pong);
1843 dict_insert(irc_func_dict, TOK_PONG, cmd_pong);
1844 dict_insert(irc_func_dict, CMD_QUIT, cmd_quit);
1845 dict_insert(irc_func_dict, TOK_QUIT, cmd_quit);
1846 dict_insert(irc_func_dict, CMD_SERVER, cmd_server);
1847 dict_insert(irc_func_dict, TOK_SERVER, cmd_server);
1848 dict_insert(irc_func_dict, CMD_JOIN, cmd_join);
1849 dict_insert(irc_func_dict, TOK_JOIN, cmd_join);
1850 dict_insert(irc_func_dict, CMD_PART, cmd_part);
1851 dict_insert(irc_func_dict, TOK_PART, cmd_part);
1852 dict_insert(irc_func_dict, CMD_ERROR, cmd_error);
1853 dict_insert(irc_func_dict, TOK_ERROR, cmd_error);
1854 dict_insert(irc_func_dict, CMD_TOPIC, cmd_topic);
1855 dict_insert(irc_func_dict, TOK_TOPIC, cmd_topic);
1856 dict_insert(irc_func_dict, CMD_AWAY, cmd_away);
1857 dict_insert(irc_func_dict, TOK_AWAY, cmd_away);
1858 dict_insert(irc_func_dict, CMD_SILENCE, cmd_dummy);
1859 dict_insert(irc_func_dict, TOK_SILENCE, cmd_dummy);
1860 dict_insert(irc_func_dict, CMD_KICK, cmd_kick);
1861 dict_insert(irc_func_dict, TOK_KICK, cmd_kick);
1862 dict_insert(irc_func_dict, CMD_SQUIT, cmd_squit);
1863 dict_insert(irc_func_dict, TOK_SQUIT, cmd_squit);
1864 dict_insert(irc_func_dict, CMD_KILL, cmd_kill);
1865 dict_insert(irc_func_dict, TOK_KILL, cmd_kill);
1866 dict_insert(irc_func_dict, CMD_NOTICE, cmd_notice);
1867 dict_insert(irc_func_dict, TOK_NOTICE, cmd_notice);
1868 dict_insert(irc_func_dict, CMD_STATS, cmd_stats);
1869 dict_insert(irc_func_dict, TOK_STATS, cmd_stats);
1870 dict_insert(irc_func_dict, CMD_SVSNICK, cmd_svsnick);
1871 dict_insert(irc_func_dict, TOK_SVSNICK, cmd_svsnick);
1872 dict_insert(irc_func_dict, CMD_RELAY, cmd_relay);
1873 dict_insert(irc_func_dict, TOK_RELAY, cmd_relay);
1874 dict_insert(irc_func_dict, CMD_WHOIS, cmd_whois);
1875 dict_insert(irc_func_dict, TOK_WHOIS, cmd_whois);
1876 dict_insert(irc_func_dict, CMD_GLINE, cmd_gline);
1877 dict_insert(irc_func_dict, TOK_GLINE, cmd_gline);
1878 dict_insert(irc_func_dict, CMD_OPMODE, cmd_opmode);
1879 dict_insert(irc_func_dict, TOK_OPMODE, cmd_opmode);
1880 dict_insert(irc_func_dict, CMD_CLEARMODE, cmd_clearmode);
1881 dict_insert(irc_func_dict, TOK_CLEARMODE, cmd_clearmode);
1882 dict_insert(irc_func_dict, CMD_VERSION, cmd_version);
1883 dict_insert(irc_func_dict, TOK_VERSION, cmd_version);
1884 dict_insert(irc_func_dict, CMD_ADMIN, cmd_admin);
1885 dict_insert(irc_func_dict, TOK_ADMIN, cmd_admin);
1886 dict_insert(irc_func_dict, CMD_TIME, cmd_time);
1887 dict_insert(irc_func_dict, TOK_TIME, cmd_time);
1889 /* In P10, DESTRUCT doesn't do anything except be broadcast to servers.
1890 * Apparently to obliterate channels from any servers that think they
1893 dict_insert(irc_func_dict, CMD_DESTRUCT, cmd_dummy);
1894 dict_insert(irc_func_dict, TOK_DESTRUCT, cmd_dummy);
1895 /* Ignore invites */
1896 dict_insert(irc_func_dict, CMD_INVITE, cmd_dummy);
1897 dict_insert(irc_func_dict, TOK_INVITE, cmd_dummy);
1898 /* DESYNCH is just informational, so ignore it */
1899 dict_insert(irc_func_dict, CMD_DESYNCH, cmd_dummy);
1900 dict_insert(irc_func_dict, TOK_DESYNCH, cmd_dummy);
1901 /* Ignore channel operator notices. */
1902 dict_insert(irc_func_dict, CMD_WALLCHOPS, cmd_dummy);
1903 dict_insert(irc_func_dict, TOK_WALLCHOPS, cmd_dummy);
1904 dict_insert(irc_func_dict, CMD_WALLVOICES, cmd_dummy);
1905 dict_insert(irc_func_dict, TOK_WALLVOICES, cmd_dummy);
1906 /* Ignore opers being silly. */
1907 dict_insert(irc_func_dict, CMD_WALLOPS, cmd_dummy);
1908 dict_insert(irc_func_dict, TOK_WALLOPS, cmd_dummy);
1909 /* We have reliable clock! Always! Wraaa! */
1910 dict_insert(irc_func_dict, CMD_SETTIME, cmd_dummy);
1911 dict_insert(irc_func_dict, TOK_SETTIME, cmd_dummy);
1913 dict_insert(irc_func_dict, "331", cmd_num_topic);
1914 dict_insert(irc_func_dict, "332", cmd_num_topic);
1915 dict_insert(irc_func_dict, "333", cmd_num_topic);
1916 dict_insert(irc_func_dict, "345", cmd_dummy); /* blah has been invited to blah */
1917 dict_insert(irc_func_dict, "432", cmd_error_nick); /* Erroneus [sic] nickname */
1918 /* ban list resetting */
1919 /* "stats g" responses */
1920 dict_insert(irc_func_dict, "247", cmd_num_gline);
1921 dict_insert(irc_func_dict, "219", cmd_dummy); /* "End of /STATS report" */
1922 /* other numeric responses we might get */
1923 dict_insert(irc_func_dict, "401", cmd_dummy); /* target left network */
1924 dict_insert(irc_func_dict, "403", cmd_dummy); /* no such channel */
1925 dict_insert(irc_func_dict, "404", cmd_dummy); /* cannot send to channel */
1926 dict_insert(irc_func_dict, "439", cmd_dummy); /* target change too fast */
1927 dict_insert(irc_func_dict, "441", cmd_dummy); /* target isn't on that channel */
1928 dict_insert(irc_func_dict, "442", cmd_dummy); /* you aren't on that channel */
1929 dict_insert(irc_func_dict, "443", cmd_dummy); /* is already on channel (after invite?) */
1930 dict_insert(irc_func_dict, "461", cmd_dummy); /* Not enough parameters (after TOPIC w/ 0 args) */
1931 dict_insert(irc_func_dict, "467", cmd_dummy); /* Channel key already set */
1933 num_privmsg_funcs = 16;
1934 privmsg_funcs = malloc(sizeof(privmsg_func_t)*num_privmsg_funcs);
1935 memset(privmsg_funcs, 0, sizeof(privmsg_func_t)*num_privmsg_funcs);
1937 num_notice_funcs = 16;
1938 notice_funcs = malloc(sizeof(privmsg_func_t)*num_notice_funcs);
1939 memset(notice_funcs, 0, sizeof(privmsg_func_t)*num_notice_funcs);
1941 userList_init(&dead_users);
1942 channelList_init(&dead_channels);
1943 reg_del_channel_func(remove_unbursted_channel);
1944 reg_exit_func(parse_cleanup);
1948 parse_line(char *line, int recursive)
1950 char *argv[MAXNUMPARAMS], *origin;
1951 int argc, cmd, res=0;
1954 argc = split_line(line, true, MAXNUMPARAMS, argv);
1955 cmd = self->uplink || !argv[0][1] || !argv[0][2];
1958 if (argv[0][0] == ':') {
1960 } else if (!argv[0][1] || !argv[0][2]) {
1961 struct server *sNode = GetServerN(argv[0]);
1962 origin = sNode ? sNode->name : 0;
1964 struct userNode *uNode = GetUserN(argv[0]);
1965 origin = uNode ? uNode->nick : 0;
1969 if ((func = dict_find(irc_func_dict, argv[cmd], NULL)))
1970 res = func(origin, argc-cmd, argv+cmd);
1973 log_module(MAIN_LOG, LOG_ERROR, "PARSE ERROR on line: %s", unsplit_string(argv, argc, NULL));
1974 } else if (!recursive) {
1976 for (i=0; i<dead_users.used; i++)
1977 free_user(dead_users.list[i]);
1978 dead_users.used = 0;
1979 for (i=0; i<dead_channels.used; i++)
1980 UnlockChannel(dead_channels.list[i]);
1981 dead_channels.used = 0;
1987 parse_foreach(char *target_list, foreach_chanfunc cf, foreach_nonchan nc, foreach_userfunc uf, foreach_nonuser nu, void *data)
1993 while (*j != 0 && *j != ',')
1998 if (IsChannelName(target_list)
1999 || (target_list[0] == '0' && target_list[1] == '\0')) {
2000 struct chanNode *chan = GetChannel(target_list);
2007 nc(target_list, data);
2010 struct userNode *user;
2011 struct privmsg_desc *pd = data;
2013 pd->is_qualified = 0;
2014 if (*target_list == '@') {
2016 } else if (strchr(target_list, '@')) {
2017 struct server *server;
2019 pd->is_qualified = 1;
2020 user = GetUserH(strtok(target_list, "@"));
2021 server = GetServerH(strtok(NULL, "@"));
2023 if (user && (user->uplink != server)) {
2024 /* Don't attempt to index into any arrays
2025 using a user's numeric on another server. */
2029 user = GetUserN(target_list);
2037 nu(target_list, data);
2041 } while (old == ',');
2045 get_local_numeric(void)
2047 static unsigned int next_numeric = 0;
2048 if (self->clients > self->num_mask)
2050 while (self->users[next_numeric])
2051 if (++next_numeric > self->num_mask)
2053 return next_numeric;
2057 make_numeric(struct server *svr, int local_num, char *outbuf)
2061 if (force_n2k || svr->numeric[1]) {
2066 llen = (local_num < 64*64) ? 2 : 3;
2068 strncpy(outbuf, svr->numeric, slen);
2069 inttobase64(outbuf+slen, local_num, llen);
2070 outbuf[slen+llen] = 0;
2074 AddServer(struct server *uplink, const char *name, int hops, unsigned long boot, unsigned long link_time, const char *numeric, const char *description)
2076 struct server* sNode;
2079 if ((sNode = GetServerN(numeric))) {
2080 /* This means we're trying to re-add an existant server.
2081 * To be safe, we should forget the previous incarnation.
2082 * (And all its linked servers.)
2084 * It usually only happens in replays when the original
2085 * had a ping timeout and the replay didn't (because
2086 * replaying a ping timeout invariably gets things wrong).
2088 DelServer(sNode, 0, NULL);
2091 switch (strlen(numeric)) {
2092 case 5: slen = 2; mlen = 3; break;
2093 case 4: slen = 1; mlen = 3; break;
2094 case 3: slen = 1; mlen = 2; break;
2096 log_module(MAIN_LOG, LOG_ERROR, "AddServer(\"%s\", \"%s\", ...): Numeric %s has invalid length.", uplink->name, name, numeric);
2100 sNode = calloc(1, sizeof(*sNode));
2101 sNode->uplink = uplink;
2102 safestrncpy(sNode->name, name, sizeof(sNode->name));
2103 sNode->num_mask = base64toint(numeric+slen, mlen);
2106 sNode->link_time = link_time;
2107 strncpy(sNode->numeric, numeric, slen);
2108 safestrncpy(sNode->description, description, sizeof(sNode->description));
2109 sNode->users = calloc(sNode->num_mask+1, sizeof(*sNode->users));
2110 serverList_init(&sNode->children);
2111 if (sNode->uplink) {
2112 /* uplink may be NULL if we're just building ourself */
2113 serverList_append(&sNode->uplink->children, sNode);
2115 servers_num[base64toint(numeric, slen)] = sNode;
2116 dict_insert(servers, sNode->name, sNode);
2120 void DelServer(struct server* serv, int announce, const char *message)
2124 /* If we receive an ERROR command before the SERVER
2125 * command a NULL server can be passed */
2129 /* Hrm, what's the right way to SQUIT some other server?
2130 * (This code is only to handle killing juped servers.) */
2131 if (announce && (serv->uplink == self) && (serv != self->uplink))
2132 irc_squit(serv, message, NULL);
2134 /* must recursively remove servers linked to this one first */
2135 for (i=serv->children.used;i>0;)
2136 if (serv->children.list[--i] != self)
2137 DelServer(serv->children.list[i], false, NULL);
2139 /* clean up server's user hash tables */
2140 for (i=0;i<=serv->num_mask;i++)
2142 DelUser(serv->users[i], NULL, false, "server delinked");
2146 serverList_remove(&serv->uplink->children, serv);
2147 if (serv == self->uplink)
2148 self->uplink = NULL;
2149 servers_num[base64toint(serv->numeric, strlen(serv->numeric))] = NULL;
2150 dict_remove(servers, serv->name);
2151 serverList_clean(&serv->children);
2157 AddLocalUser(const char *nick, const char *ident, const char *hostname, const char *desc, const char *modes)
2159 char numeric[COMBO_NUMERIC_LEN+1];
2160 int local_num = get_local_numeric();
2161 unsigned long timestamp = now;
2162 struct userNode *old_user = GetUserH(nick);
2167 if (IsLocal(old_user))
2169 timestamp = old_user->timestamp - 1;
2171 if (local_num == -1) {
2172 log_module(MAIN_LOG, LOG_ERROR, "Unable to allocate numnick for service %s", nick);
2176 hostname = self->name;
2177 make_numeric(self, local_num, numeric);
2178 return AddUser(self, nick, ident, hostname, modes, numeric, desc, now, "AAAAAA");
2182 AddClone(const char *nick, const char *ident, const char *hostname, const char *desc)
2184 char numeric[COMBO_NUMERIC_LEN+1];
2185 int local_num = get_local_numeric();
2186 unsigned long timestamp = now;
2187 struct userNode *old_user = GetUserH(nick);
2190 if (IsLocal(old_user))
2192 timestamp = old_user->timestamp - 1;
2194 if (local_num == -1) {
2195 log_module(MAIN_LOG, LOG_ERROR, "Unable to allocate numnick for clone %s", nick);
2198 make_numeric(self, local_num, numeric);
2199 return AddUser(self, nick, ident, hostname, "+i", numeric, desc, timestamp, "AAAAAA");
2203 is_valid_nick(const char *nick) {
2205 /* IRC has some of The Most Fucked-Up ideas about character sets
2207 if (!isalpha(*nick) && !strchr("{|}~[\\]^_`", *nick))
2209 for (ii = 0; nick[ii]; ++ii)
2210 if (!isalnum(nick[ii]) && !strchr("{|}~[\\]^-_`", nick[ii]))
2212 if (strlen(nick) > nicklen)
2217 static struct userNode*
2218 AddUser(struct server* uplink, const char *nick, const char *ident, const char *hostname, const char *modes, const char *numeric, const char *userinfo, unsigned long timestamp, const char *realip)
2220 struct userNode *oldUser, *uNode;
2221 unsigned int n, ignore_user, dummy;
2223 if ((strlen(numeric) < 3) || (strlen(numeric) > 5)) {
2224 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): numeric %s wrong length!", (void*)uplink, nick, numeric);
2229 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): server for numeric %s doesn't exist!", (void*)uplink, nick, numeric);
2233 if (uplink != GetServerN(numeric)) {
2234 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): server for numeric %s differs from nominal uplink %s.", (void*)uplink, nick, numeric, uplink->name);
2238 dummy = modes && modes[0] == '*';
2241 } else if (!is_valid_nick(nick)) {
2242 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): invalid nickname detected.", (void*)uplink, nick);
2247 if ((oldUser = GetUserH(nick))) {
2248 if (IsLocal(oldUser)
2249 && (IsService(oldUser) || IsPersistent(oldUser))) {
2250 /* The service should collide the new user off - but not
2251 * if the new user is coming in during a burst. (During a
2252 * burst, the bursting server will kill either our user --
2253 * triggering a ReintroduceUser() -- or its own.)
2255 oldUser->timestamp = timestamp - 1;
2259 } else if (oldUser->timestamp > timestamp) {
2260 /* "Old" user is really newer; remove them. */
2261 DelUser(oldUser, 0, 1, "Overruled by older nick");
2263 /* User being added is too new; do not add them to
2264 * clients, but do add them to the server's list, since it
2265 * will send a KILL and QUIT soon. */
2270 /* create new usernode and set all values */
2271 uNode = calloc(1, sizeof(*uNode));
2272 uNode->nick = strdup(nick);
2273 safestrncpy(uNode->ident, ident, sizeof(uNode->ident));
2274 safestrncpy(uNode->info, userinfo, sizeof(uNode->info));
2275 safestrncpy(uNode->hostname, hostname, sizeof(uNode->hostname));
2276 safestrncpy(uNode->numeric, numeric, sizeof(uNode->numeric));
2277 irc_p10_pton(&uNode->ip, realip);
2278 uNode->timestamp = timestamp;
2279 uNode->idle_since = timestamp;
2280 modeList_init(&uNode->channels);
2281 uNode->uplink = uplink;
2282 if (++uNode->uplink->clients > uNode->uplink->max_clients) {
2283 uNode->uplink->max_clients = uNode->uplink->clients;
2285 uNode->num_local = base64toint(numeric+strlen(uNode->uplink->numeric), 3) & uNode->uplink->num_mask;
2286 uNode->uplink->users[uNode->num_local] = uNode;
2287 mod_usermode(uNode, modes);
2289 uNode->modes |= FLAGS_DUMMY;
2293 dict_insert(clients, uNode->nick, uNode);
2294 if (dict_size(clients) > max_clients) {
2295 max_clients = dict_size(clients);
2296 max_clients_time = now;
2300 for (n=0; (n<nuf_used) && !uNode->dead; n++)
2305 /* removes user from it's server's hash table and nick hash table */
2307 DelUser(struct userNode* user, struct userNode *killer, int announce, const char *why)
2313 /* mark them as dead, in case anybody cares */
2316 /* remove user from all channels */
2317 while (user->channels.used > 0)
2318 DelChannelUser(user, user->channels.list[user->channels.used-1]->channel, NULL, false);
2320 /* Call these in reverse order so ChanServ can update presence
2321 information before NickServ nukes the handle_info. */
2322 for (n = duf_used; n > 0; )
2323 duf_list[--n](user, killer, why);
2325 user->uplink->clients--;
2326 user->uplink->users[user->num_local] = NULL;
2328 userList_remove(&curr_opers, user);
2329 /* remove from global dictionary, but not if after a collide */
2330 if (user == dict_find(clients, user->nick, NULL))
2331 dict_remove(clients, user->nick);
2333 if (IsInvisible(user))
2338 irc_quit(user, why);
2340 irc_kill(killer, user, why);
2343 if (IsLocal(user)) {
2344 unsigned int num = user->num_local;
2345 if (num < num_privmsg_funcs)
2346 privmsg_funcs[num] = NULL;
2347 if (num < num_notice_funcs)
2348 notice_funcs[num] = NULL;
2351 modeList_clean(&user->channels);
2352 /* We don't free them, in case we try to privmsg them or something
2353 * (like when a stupid oper kills themself). We just put them onto
2354 * a list of clients that get freed after processing each line.
2356 if (dead_users.size)
2357 userList_append(&dead_users, user);
2362 static void call_oper_funcs(struct userNode *user);
2364 void mod_usermode(struct userNode *user, const char *mode_change) {
2366 const char *word = mode_change;
2368 if (!user || !mode_change)
2370 while (*word != ' ' && *word) word++;
2371 while (*word == ' ') word++;
2373 #define do_user_mode(FLAG) do { if (add) user->modes |= FLAG; else user->modes &= ~FLAG; } while (0)
2374 switch (*mode_change++) {
2375 case 0: case ' ': return;
2376 case '+': add = 1; break;
2377 case '-': add = 0; break;
2379 do_user_mode(FLAGS_OPER);
2381 userList_remove(&curr_opers, user);
2382 } else if (!userList_contains(&curr_opers, user)) {
2383 userList_append(&curr_opers, user);
2384 call_oper_funcs(user);
2387 case 'i': do_user_mode(FLAGS_INVISIBLE);
2393 case 'w': do_user_mode(FLAGS_WALLOP); break;
2394 case 'd': do_user_mode(FLAGS_DEAF); break;
2395 case 'k': do_user_mode(FLAGS_SERVICE); break;
2396 case 'g': do_user_mode(FLAGS_GLOBAL); break;
2397 case 'n': do_user_mode(FLAGS_NOCHAN); break;
2398 case 'I': do_user_mode(FLAGS_NOIDLE); break;
2399 case 'S': do_user_mode(FLAGS_NETSERV); break;
2400 case 'D': do_user_mode(FLAGS_SECURITYSERV); break;
2401 case 'X': do_user_mode(FLAGS_XTRAOP); break;
2402 case 's': do_user_mode(FLAGS_SERVERNOTICE); break;
2403 case 'H': do_user_mode(FLAGS_HIDDENOPER); break;
2404 case 't': do_user_mode(FLAGS_SEENOIDLE); break;
2405 case 'x': do_user_mode(FLAGS_HIDDEN_HOST); break;
2411 unsigned long ts = 0;
2412 unsigned long id = 0;
2414 for (ii=0; (*word != ' ') && (*word != '\0') && (*word != ':'); )
2415 tag[ii++] = *word++;
2417 ts = strtoul(word + 1, &sep, 10);
2419 id = strtoul(sep + 1, &sep, 10);
2420 } else if (*sep != ' ' && *sep != '\0') {
2426 while (*word == ' ')
2428 call_account_func(user, tag, ts, id);
2437 for (ii=0; (*word != ' ') && (*word != '\0'); )
2438 mask[ii++] = *word++;
2440 while (*word == ' ')
2443 if ((host = strrchr(mask, '@'))) {
2450 user->modes |= FLAGS_HIDDEN_HOST;
2451 assign_fakehost(user, host, ident, 0, 0);
2460 keyncpy(char output[], char input[], size_t output_size)
2464 if (input[0] == ':')
2470 for (ii = 0; (ii + 1 < output_size) && (input[ii] != '\0'); ++ii)
2472 output[ii] = input[ii];
2479 struct mod_chanmode *
2480 mod_chanmode_parse(struct chanNode *channel, char **modes, unsigned int argc, unsigned int flags, short base_oplevel)
2482 struct mod_chanmode *change;
2483 unsigned int ii, in_arg, ch_arg, add;
2487 if (!(change = mod_chanmode_alloc(argc - 1)))
2490 for (ii = ch_arg = 0, in_arg = add = 1;
2491 (modes[0][ii] != '\0') && (modes[0][ii] != ' ');
2493 switch (modes[0][ii]) {
2500 #define do_chan_mode(FLAG) do { if (add) change->modes_set |= (FLAG), change->modes_clear &= ~(FLAG); else change->modes_clear |= (FLAG), change->modes_set &= ~(FLAG); } while(0)
2501 case 'C': do_chan_mode(MODE_NOCTCPS); break;
2502 case 'D': do_chan_mode(MODE_DELAYJOINS); break;
2503 case 'c': do_chan_mode(MODE_NOCOLORS); break;
2504 case 'M': do_chan_mode(MODE_NOAMSGS); break;
2505 case 'N': do_chan_mode(MODE_NONOTICES); break;
2506 case 'i': do_chan_mode(MODE_INVITEONLY); break;
2507 case 'm': do_chan_mode(MODE_MODERATED); break;
2508 case 'n': do_chan_mode(MODE_NOPRIVMSGS); break;
2509 case 'p': do_chan_mode(MODE_PRIVATE); break;
2510 case 'r': do_chan_mode(MODE_REGONLY); break;
2511 case 's': do_chan_mode(MODE_SECRET); break;
2512 case 't': do_chan_mode(MODE_TOPICLIMIT); break;
2514 if (!(flags & MCP_REGISTERED) && (!(flags & MCP_IGN_REGISTERED) || add)) {
2515 do_chan_mode(MODE_REGISTERED);
2516 + } else if (flags & MCP_IGN_REGISTERED) {
2517 + /* ignore the modechange but continue parsing */
2519 mod_chanmode_free(change);
2528 change->modes_set |= MODE_LIMIT;
2529 change->new_limit = atoi(modes[in_arg++]);
2531 change->modes_set &= ~MODE_LIMIT;
2532 change->modes_clear |= MODE_LIMIT;
2539 change->modes_set |= MODE_ACCESS;
2540 change->new_access = atoi(modes[in_arg++]);
2542 change->modes_set &= ~MODE_ACCESS;
2543 change->modes_clear |= MODE_ACCESS;
2548 if ((in_arg >= argc)
2549 || keyncpy(change->new_key, modes[in_arg++], sizeof(change->new_key)))
2551 change->modes_set |= MODE_KEY;
2553 change->modes_clear |= MODE_KEY;
2554 if (!(flags & MCP_KEY_FREE)) {
2565 change->modes_set |= MODE_ALTCHAN;
2566 safestrncpy(change->new_altchan, modes[in_arg++], sizeof(change->new_altchan));
2568 change->modes_clear |= MODE_ALTCHAN;
2572 if (flags & MCP_NO_APASS)
2576 if ((in_arg >= argc)
2577 || keyncpy(change->new_upass, modes[in_arg++], sizeof(change->new_upass)))
2579 change->modes_set |= MODE_UPASS;
2581 change->modes_clear |= MODE_UPASS;
2582 if (!(flags & MCP_UPASS_FREE)) {
2590 if (flags & MCP_NO_APASS)
2593 if ((in_arg >= argc)
2594 || keyncpy(change->new_apass, modes[in_arg++], sizeof(change->new_apass)))
2596 change->modes_set |= MODE_APASS;
2598 change->modes_clear |= MODE_APASS;
2599 if (!(flags & MCP_APASS_FREE)) {
2607 if (!(flags & MCP_ALLOW_OVB))
2611 change->args[ch_arg].mode = MODE_BAN;
2613 change->args[ch_arg].mode |= MODE_REMOVE;
2614 change->args[ch_arg++].u.hostmask = modes[in_arg++];
2618 struct userNode *victim;
2624 oplevel_str = strchr(modes[in_arg], ':');
2627 /* XXYYY M #channel +o XXYYY:<oplevel> */
2628 *oplevel_str++ = '\0';
2629 oplevel = parse_oplevel(oplevel_str);
2630 if (oplevel <= base_oplevel && !(flags & MCP_FROM_SERVER))
2631 oplevel = base_oplevel + 1;
2633 else if (channel->modes & MODE_UPASS)
2634 oplevel = base_oplevel + 1;
2636 oplevel = MAXOPLEVEL;
2638 /* Check that oplevel is within bounds. */
2639 if (oplevel > MAXOPLEVEL)
2640 oplevel = MAXOPLEVEL;
2642 if (!(flags & MCP_ALLOW_OVB))
2646 change->args[ch_arg].mode = (modes[0][ii] == 'o') ? MODE_CHANOP : MODE_VOICE;
2648 change->args[ch_arg].mode |= MODE_REMOVE;
2649 if (flags & MCP_FROM_SERVER)
2650 victim = GetUserN(modes[in_arg++]);
2652 victim = GetUserH(modes[in_arg++]);
2655 if ((change->args[ch_arg].u.member = GetUserMode(channel, victim)))
2657 /* Apply the oplevel change if the user is being (de-)opped */
2658 if (modes[0][ii] == 'o')
2659 change->args[ch_arg].u.member->oplevel = oplevel;
2665 if (!(flags & MCP_FROM_SERVER))
2670 change->argc = ch_arg; /* in case any turned out to be ignored */
2671 if (change->modes_set & MODE_SECRET) {
2672 change->modes_set &= ~(MODE_PRIVATE);
2673 change->modes_clear |= MODE_PRIVATE;
2674 } else if (change->modes_set & MODE_PRIVATE) {
2675 change->modes_set &= ~(MODE_SECRET);
2676 change->modes_clear |= MODE_SECRET;
2678 if (change->modes_clear & MODE_REGISTERED) {
2679 /* Horribly cheat by using the lock/unlock semantics. */
2680 LockChannel(channel);
2681 channelList_append(&dead_channels, channel);
2685 mod_chanmode_free(change);
2689 struct chanmode_buffer {
2692 struct chanNode *channel;
2693 struct userNode *actor;
2694 unsigned int modes_used;
2695 unsigned int args_used;
2697 unsigned int is_add : 1;
2698 unsigned int is_chanop : 1;
2702 mod_chanmode_append(struct chanmode_buffer *buf, char ch, const char *arg)
2704 size_t arg_len = strlen(arg);
2705 if (buf->modes_used > (MAXMODEPARAMS) ||
2706 buf->modes_used + buf->args_used + buf->chname_len + arg_len > 450) {
2707 memcpy(buf->modes + buf->modes_used, buf->args, buf->args_used);
2708 buf->modes[buf->modes_used + buf->args_used] = '\0';
2709 irc_mode((buf->is_chanop ? buf->actor : NULL), buf->channel, buf->modes);
2710 buf->modes[0] = buf->is_add ? '+' : '-';
2711 buf->modes_used = 1;
2714 buf->modes[buf->modes_used++] = ch;
2715 buf->args[buf->args_used++] = ' ';
2716 memcpy(buf->args + buf->args_used, arg, arg_len);
2717 buf->args_used += arg_len;
2721 mod_chanmode_announce(struct userNode *who, struct chanNode *channel, struct mod_chanmode *change)
2723 struct chanmode_buffer chbuf;
2725 struct modeNode *mn;
2726 char int_buff[32], mode = '\0';
2728 assert(change->argc <= change->alloc_argc);
2729 memset(&chbuf, 0, sizeof(chbuf));
2730 chbuf.channel = channel;
2732 chbuf.chname_len = strlen(channel->name);
2734 mn = GetUserMode(channel, who);
2735 if ((mn && (mn->modes & MODE_CHANOP)) || off_channel)
2736 chbuf.is_chanop = 1;
2738 /* First remove modes */
2740 if (change->modes_clear) {
2742 chbuf.modes[chbuf.modes_used++] = mode = '-';
2743 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_clear & MODE_##BIT) chbuf.modes[chbuf.modes_used++] = CHAR
2744 DO_MODE_CHAR(PRIVATE, 'p');
2745 DO_MODE_CHAR(SECRET, 's');
2746 DO_MODE_CHAR(MODERATED, 'm');
2747 DO_MODE_CHAR(TOPICLIMIT, 't');
2748 DO_MODE_CHAR(INVITEONLY, 'i');
2749 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2750 DO_MODE_CHAR(LIMIT, 'l');
2751 DO_MODE_CHAR(ACCESS, 'a');
2752 DO_MODE_CHAR(ALTCHAN, 'F');
2753 DO_MODE_CHAR(DELAYJOINS, 'D');
2754 DO_MODE_CHAR(REGONLY, 'r');
2755 DO_MODE_CHAR(NOCOLORS, 'c');
2756 DO_MODE_CHAR(NOCTCPS, 'C');
2757 DO_MODE_CHAR(NONOTICES, 'N');
2758 DO_MODE_CHAR(NOAMSGS, 'M');
2759 DO_MODE_CHAR(REGISTERED, 'z');
2761 if (change->modes_clear & channel->modes & MODE_KEY)
2762 mod_chanmode_append(&chbuf, 'k', channel->key);
2763 if (change->modes_clear & channel->modes & MODE_UPASS)
2764 mod_chanmode_append(&chbuf, 'U', channel->upass);
2765 if (change->modes_clear & channel->modes & MODE_APASS)
2766 mod_chanmode_append(&chbuf, 'A', channel->apass);
2768 for (arg = 0; arg < change->argc; ++arg) {
2769 if (!(change->args[arg].mode & MODE_REMOVE))
2772 chbuf.modes[chbuf.modes_used++] = mode = '-';
2773 switch (change->args[arg].mode & ~MODE_REMOVE) {
2775 mod_chanmode_append(&chbuf, 'b', change->args[arg].u.hostmask);
2778 if (change->args[arg].mode & MODE_CHANOP)
2779 mod_chanmode_append(&chbuf, 'o', change->args[arg].u.member->user->numeric);
2780 if (change->args[arg].mode & MODE_VOICE)
2781 mod_chanmode_append(&chbuf, 'v', change->args[arg].u.member->user->numeric);
2788 if (change->modes_set) {
2790 chbuf.modes[chbuf.modes_used++] = mode = '+';
2791 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_set & MODE_##BIT) chbuf.modes[chbuf.modes_used++] = CHAR
2792 DO_MODE_CHAR(PRIVATE, 'p');
2793 DO_MODE_CHAR(SECRET, 's');
2794 DO_MODE_CHAR(MODERATED, 'm');
2795 DO_MODE_CHAR(TOPICLIMIT, 't');
2796 DO_MODE_CHAR(INVITEONLY, 'i');
2797 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2798 DO_MODE_CHAR(DELAYJOINS, 'D');
2799 DO_MODE_CHAR(REGONLY, 'r');
2800 DO_MODE_CHAR(NOCOLORS, 'c');
2801 DO_MODE_CHAR(NOCTCPS, 'C');
2802 DO_MODE_CHAR(NONOTICES, 'N');
2803 DO_MODE_CHAR(NOAMSGS, 'M');
2804 DO_MODE_CHAR(REGISTERED, 'z');
2806 if(change->modes_set & MODE_KEY)
2807 mod_chanmode_append(&chbuf, 'k', change->new_key);
2808 if (change->modes_set & MODE_UPASS)
2809 mod_chanmode_append(&chbuf, 'U', change->new_upass);
2810 if (change->modes_set & MODE_APASS)
2811 mod_chanmode_append(&chbuf, 'A', change->new_apass);
2812 if(change->modes_set & MODE_LIMIT) {
2813 sprintf(int_buff, "%d", change->new_limit);
2814 mod_chanmode_append(&chbuf, 'l', int_buff);
2816 if(change->modes_set & MODE_ACCESS) {
2817 sprintf(int_buff, "%d", change->new_access);
2818 mod_chanmode_append(&chbuf, 'a', int_buff);
2820 if (change->modes_set & MODE_ALTCHAN)
2821 mod_chanmode_append(&chbuf, 'F', change->new_altchan);
2823 for (arg = 0; arg < change->argc; ++arg) {
2824 if (change->args[arg].mode & MODE_REMOVE)
2827 chbuf.modes[chbuf.modes_used++] = mode = '+';
2828 switch (change->args[arg].mode) {
2830 mod_chanmode_append(&chbuf, 'b', change->args[arg].u.hostmask);
2833 if (change->args[arg].mode & MODE_CHANOP)
2834 mod_chanmode_append(&chbuf, 'o', change->args[arg].u.member->user->numeric);
2835 if (change->args[arg].mode & MODE_VOICE)
2836 mod_chanmode_append(&chbuf, 'v', change->args[arg].u.member->user->numeric);
2841 /* Flush the buffer and apply changes locally */
2842 if (chbuf.modes_used > 0) {
2843 memcpy(chbuf.modes + chbuf.modes_used, chbuf.args, chbuf.args_used);
2844 chbuf.modes[chbuf.modes_used + chbuf.args_used] = '\0';
2845 irc_mode((chbuf.is_chanop ? chbuf.actor : NULL), chbuf.channel, chbuf.modes);
2847 mod_chanmode_apply(who, channel, change);
2851 mod_chanmode_format(struct mod_chanmode *change, char *outbuff)
2853 unsigned int used = 0;
2854 unsigned int args_used = 0;
2857 assert(change->argc <= change->alloc_argc);
2858 if (change->modes_clear) {
2859 outbuff[used++] = '-';
2860 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_clear & MODE_##BIT) outbuff[used++] = CHAR
2861 DO_MODE_CHAR(PRIVATE, 'p');
2862 DO_MODE_CHAR(SECRET, 's');
2863 DO_MODE_CHAR(MODERATED, 'm');
2864 DO_MODE_CHAR(TOPICLIMIT, 't');
2865 DO_MODE_CHAR(INVITEONLY, 'i');
2866 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2867 DO_MODE_CHAR(LIMIT, 'l');
2868 DO_MODE_CHAR(ACCESS, 'a');
2869 DO_MODE_CHAR(ALTCHAN, 'F');
2870 DO_MODE_CHAR(KEY, 'k');
2871 DO_MODE_CHAR(UPASS, 'U');
2872 DO_MODE_CHAR(APASS, 'A');
2873 DO_MODE_CHAR(DELAYJOINS, 'D');
2874 DO_MODE_CHAR(REGONLY, 'r');
2875 DO_MODE_CHAR(NOCOLORS, 'c');
2876 DO_MODE_CHAR(NOCTCPS, 'C');
2877 DO_MODE_CHAR(NONOTICES, 'N');
2878 DO_MODE_CHAR(NOAMSGS, 'M');
2879 DO_MODE_CHAR(REGISTERED, 'z');
2882 if (change->modes_set) {
2883 outbuff[used++] = '+';
2884 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_set & MODE_##BIT) outbuff[used++] = CHAR
2885 DO_MODE_CHAR(PRIVATE, 'p');
2886 DO_MODE_CHAR(SECRET, 's');
2887 DO_MODE_CHAR(MODERATED, 'm');
2888 DO_MODE_CHAR(TOPICLIMIT, 't');
2889 DO_MODE_CHAR(INVITEONLY, 'i');
2890 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2891 DO_MODE_CHAR(DELAYJOINS, 'D');
2892 DO_MODE_CHAR(REGONLY, 'r');
2893 DO_MODE_CHAR(NOCOLORS, 'c');
2894 DO_MODE_CHAR(NOCTCPS, 'C');
2895 DO_MODE_CHAR(NONOTICES, 'N');
2896 DO_MODE_CHAR(NOAMSGS, 'M');
2897 DO_MODE_CHAR(REGISTERED, 'z');
2898 DO_MODE_CHAR(LIMIT, 'l'), args_used += sprintf(args + args_used, " %d", change->new_limit);
2899 DO_MODE_CHAR(KEY, 'k'), args_used += sprintf(args + args_used, " %s", change->new_key);
2900 DO_MODE_CHAR(KEY, 'a'), args_used += sprintf(args + args_used, " %s", change->new_access);
2901 DO_MODE_CHAR(KEY, 'F'), args_used += sprintf(args + args_used, " %s", change->new_altchan);
2902 DO_MODE_CHAR(UPASS, 'U'), args_used += sprintf(args + args_used, " %s", change->new_upass);
2903 DO_MODE_CHAR(APASS, 'A'), args_used += sprintf(args + args_used, " %s", change->new_apass);
2906 args[args_used] = '\0';
2907 strcpy(outbuff + used, args);
2912 clear_chanmode(struct chanNode *channel, const char *modes)
2914 unsigned int cleared;
2916 for (cleared = 0; *modes; modes++) {
2918 case 'o': cleared |= MODE_CHANOP; break;
2919 case 'v': cleared |= MODE_VOICE; break;
2920 case 'p': cleared |= MODE_PRIVATE; break;
2921 case 's': cleared |= MODE_SECRET; break;
2922 case 'm': cleared |= MODE_MODERATED; break;
2923 case 't': cleared |= MODE_TOPICLIMIT; break;
2924 case 'i': cleared |= MODE_INVITEONLY; break;
2925 case 'n': cleared |= MODE_NOPRIVMSGS; break;
2927 cleared |= MODE_ALTCHAN;
2928 channel->altchan[0] = '\0';
2931 cleared |= MODE_KEY;
2932 channel->key[0] = '\0';
2935 cleared |= MODE_APASS;
2936 channel->apass[0] = '\0';
2939 cleared |= MODE_UPASS;
2940 channel->upass[0] = '\0';
2943 cleared |= MODE_LIMIT;
2947 cleared |= MODE_ACCESS;
2948 channel->access = 0;
2950 case 'b': cleared |= MODE_BAN; break;
2951 case 'D': cleared |= MODE_DELAYJOINS; break;
2952 case 'r': cleared |= MODE_REGONLY; break;
2953 case 'c': cleared |= MODE_NOCOLORS; break;
2954 case 'C': cleared |= MODE_NOCTCPS; break;
2955 case 'M': cleared |= MODE_NOAMSGS; break;
2956 case 'N': cleared |= MODE_NONOTICES; break;
2957 case 'z': cleared |= MODE_REGISTERED; break;
2964 /* Remove simple modes. */
2965 channel->modes &= ~cleared;
2967 /* If removing bans, kill 'em all. */
2968 if ((cleared & MODE_BAN) && channel->banlist.used) {
2970 for (i=0; i<channel->banlist.used; i++)
2971 free(channel->banlist.list[i]);
2972 channel->banlist.used = 0;
2975 /* Remove member modes. */
2976 if ((cleared & (MODE_CHANOP | MODE_VOICE)) && channel->members.used) {
2977 int mask = ~(cleared & (MODE_CHANOP | MODE_VOICE));
2980 for (i = 0; i < channel->members.used; i++)
2981 channel->members.list[i]->modes &= mask;
2988 reg_privmsg_func(struct userNode *user, privmsg_func_t handler)
2990 unsigned int numeric = user->num_local;
2991 if (numeric >= num_privmsg_funcs) {
2992 int newnum = numeric + 8, ii;
2993 privmsg_funcs = realloc(privmsg_funcs, newnum*sizeof(privmsg_func_t));
2994 for (ii = num_privmsg_funcs; ii < newnum; ++ii)
2995 privmsg_funcs[ii] = NULL;
2996 num_privmsg_funcs = newnum;
2998 if (privmsg_funcs[numeric])
2999 log_module(MAIN_LOG, LOG_WARNING, "re-registering new privmsg handler for numeric %d", numeric);
3000 privmsg_funcs[numeric] = handler;
3004 unreg_privmsg_func(struct userNode *user)
3006 if (!IsLocal(user) || user->num_local >= num_privmsg_funcs)
3007 return; /* this really only works with users */
3009 privmsg_funcs[user->num_local] = NULL;
3014 reg_notice_func(struct userNode *user, privmsg_func_t handler)
3016 unsigned int numeric = user->num_local;
3017 if (numeric >= num_notice_funcs) {
3018 int newnum = numeric + 8, ii;
3019 notice_funcs = realloc(notice_funcs, newnum*sizeof(privmsg_func_t));
3020 for (ii = num_notice_funcs; ii < newnum; ++ii)
3021 notice_funcs[ii] = NULL;
3022 num_notice_funcs = newnum;
3024 if (notice_funcs[numeric])
3025 log_module(MAIN_LOG, LOG_WARNING, "re-registering new notice handler for numeric %d", numeric);
3026 notice_funcs[numeric] = handler;
3030 unreg_notice_func(struct userNode *user)
3032 if (!IsLocal(user) || user->num_local >= num_privmsg_funcs)
3033 return; /* this really only works with users */
3035 notice_funcs[user->num_local] = NULL;
3041 unsigned int i, hop, max_hop=1;
3044 /* burst (juped) servers, closest first (except self, which is sent already) */
3045 for (i=0; i<ArrayLength(servers_num); i++)
3046 if (servers_num[i] && servers_num[i]->hops > max_hop)
3047 max_hop = servers_num[i]->hops;
3048 for (hop=1; hop<=max_hop; hop++) {
3049 for (i=0;i<ArrayLength(servers_num);i++) {
3051 && (servers_num[i]->hops == hop)
3052 && (servers_num[i] != self->uplink))
3053 irc_server(servers_num[i]);
3057 /* burst local nicks */
3058 for (i=0; i<=self->num_mask; i++)
3060 irc_user(self->users[i]);
3062 /* build dict of unbursted channel names (just copy existing channels) */
3063 unbursted_channels = dict_new();
3064 for (it = dict_first(channels); it; it = iter_next(it))
3065 dict_insert(unbursted_channels, iter_key(it), iter_data(it));