1 /* proto-p10.c - IRC protocol output
2 * Copyright 2000-2004 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_RESET "RESET"
76 #define CMD_RESTART "RESTART"
77 #define CMD_RPING "RPING"
78 #define CMD_RPONG "RPONG"
79 #define CMD_SERVER "SERVER"
80 #define CMD_SERVLIST "SERVLIST"
81 #define CMD_SERVSET "SERVSET"
83 #define CMD_SETTIME "SETTIME"
84 #define CMD_SILENCE "SILENCE"
85 #define CMD_SQUERY "SQUERY"
86 #define CMD_SQUIT "SQUIT"
87 #define CMD_STATS "STATS"
88 #define CMD_SVSNICK "SVSNICK"
89 #define CMD_TIME "TIME"
90 #define CMD_TOPIC "TOPIC"
91 #define CMD_TRACE "TRACE"
92 #define CMD_UPING "UPING"
93 #define CMD_USER "USER"
94 #define CMD_USERHOST "USERHOST"
95 #define CMD_USERIP "USERIP"
96 #define CMD_VERSION "VERSION"
97 #define CMD_WALLCHOPS "WALLCHOPS"
98 #define CMD_WALLOPS "WALLOPS"
99 #define CMD_WALLUSERS "WALLUSERS"
100 #define CMD_WALLVOICES "WALLVOICES"
101 #define CMD_WHO "WHO"
102 #define CMD_WHOIS "WHOIS"
103 #define CMD_WHOWAS "WHOWAS"
105 /* Tokenized commands. */
106 #define TOK_ACCOUNT "AC"
107 #define TOK_ADMIN "AD"
108 #define TOK_ASLL "LL"
110 #define TOK_BURST "B"
111 #define TOK_CLEARMODE "CM"
112 #define TOK_CLOSE "CLOSE"
113 #define TOK_CNOTICE "CN"
114 #define TOK_CONNECT "CO"
115 #define TOK_CPRIVMSG "CP"
116 #define TOK_CREATE "C"
117 #define TOK_DESTRUCT "DE"
118 #define TOK_DESYNCH "DS"
119 #define TOK_DIE "DIE"
120 #define TOK_DNS "DNS"
122 #define TOK_EOB_ACK "EA"
123 #define TOK_ERROR "Y"
124 #define TOK_FAKEHOST "FA"
125 #define TOK_GET "GET"
126 #define TOK_GLINE "GL"
127 #define TOK_HASH "HASH"
128 #define TOK_HELP "HELP"
130 #define TOK_INVITE "I"
131 #define TOK_ISON "ISON"
133 #define TOK_JUPE "JU"
136 #define TOK_LINKS "LI"
137 #define TOK_LIST "LIST"
138 #define TOK_LUSERS "LU"
139 #define TOK_MAP "MAP"
141 #define TOK_MOTD "MO"
142 #define TOK_NAMES "E"
144 #define TOK_NOTICE "O"
145 #define TOK_OPER "OPER"
146 #define TOK_OPMODE "OM"
148 #define TOK_PASS "PA"
151 #define TOK_POST "POST"
152 #define TOK_PRIVMSG "P"
153 #define TOK_PRIVS "PRIVS"
154 #define TOK_PROTO "PROTO"
156 #define TOK_REHASH "REHASH"
157 #define TOK_RESET "RESET"
158 #define TOK_RESTART "RESTART"
159 #define TOK_RPING "RI"
160 #define TOK_RPONG "RO"
161 #define TOK_SERVER "S"
162 #define TOK_SERVLIST "SERVSET"
163 #define TOK_SERVSET "SERVSET"
164 #define TOK_SET "SET"
165 #define TOK_SETTIME "SE"
166 #define TOK_SILENCE "U"
167 #define TOK_SQUERY "SQUERY"
168 #define TOK_SQUIT "SQ"
169 #define TOK_STATS "R"
170 #define TOK_SVSNICK "SN"
171 #define TOK_TIME "TI"
172 #define TOK_TOPIC "T"
173 #define TOK_TRACE "TR"
174 #define TOK_UPING "UP"
175 #define TOK_USER "USER"
176 #define TOK_USERHOST "USERHOST"
177 #define TOK_USERIP "USERIP"
178 #define TOK_VERSION "V"
179 #define TOK_WALLCHOPS "WC"
180 #define TOK_WALLOPS "WA"
181 #define TOK_WALLUSERS "WU"
182 #define TOK_WALLVOICES "WV"
184 #define TOK_WHOIS "W"
185 #define TOK_WHOWAS "X"
187 /* Protocol messages; aliased to full commands or tokens depending
188 on compile-time configuration. ircu prefers tokens WITH THE
189 EXCEPTION OF THE SERVER AND PASS COMMANDS, which cannot be
190 tokenized, because clients' (ie. a linking server) commands are
191 only checked against the full command list.
193 #if defined(ENABLE_TOKENS)
194 #define TYPE(NAME) TOK_ ## NAME
195 #else /* !ENABLE_TOKENS */
196 #define TYPE(NAME) CMD_ ## NAME
197 #endif /* ENABLE_TOKENS */
199 #define P10_ACCOUNT TYPE(ACCOUNT)
200 #define P10_ADMIN TYPE(ADMIN)
201 #define P10_ASLL TYPE(ASLL)
202 #define P10_AWAY TYPE(AWAY)
203 #define P10_BURST TYPE(BURST)
204 #define P10_CLEARMODE TYPE(CLEARMODE)
205 #define P10_CLOSE TYPE(CLOSE)
206 #define P10_CNOTICE TYPE(CNOTICE)
207 #define P10_CONNECT TYPE(CONNECT)
208 #define P10_CPRIVMSG TYPE(CPRIVMSG)
209 #define P10_CREATE TYPE(CREATE)
210 #define P10_DESTRUCT TYPE(DESTRUCT)
211 #define P10_DESYNCH TYPE(DESYNCH)
212 #define P10_DIE TYPE(DIE)
213 #define P10_DNS TYPE(DNS)
214 #define P10_EOB TYPE(EOB)
215 #define P10_EOB_ACK TYPE(EOB_ACK)
216 #define P10_ERROR TYPE(ERROR)
217 #define P10_FAKEHOST TYPE(FAKEHOST)
218 #define P10_GET TYPE(GET)
219 #define P10_GLINE TYPE(GLINE)
220 #define P10_HASH TYPE(HASH)
221 #define P10_HELP TYPE(HELP)
222 #define P10_INFO TYPE(INFO)
223 #define P10_INVITE TYPE(INVITE)
224 #define P10_ISON TYPE(ISON)
225 #define P10_JOIN TYPE(JOIN)
226 #define P10_JUPE TYPE(JUPE)
227 #define P10_KICK TYPE(KICK)
228 #define P10_KILL TYPE(KILL)
229 #define P10_LINKS TYPE(LINKS)
230 #define P10_LIST TYPE(LIST)
231 #define P10_LUSERS TYPE(LUSERS)
232 #define P10_MAP TYPE(MAP)
233 #define P10_MODE TYPE(MODE)
234 #define P10_MOTD TYPE(MOTD)
235 #define P10_NAMES TYPE(NAMES)
236 #define P10_NICK TYPE(NICK)
237 #define P10_NOTICE TYPE(NOTICE)
238 #define P10_OPER TYPE(OPER)
239 #define P10_OPMODE TYPE(OPMODE)
240 #define P10_PART TYPE(PART)
241 #define P10_PASS CMD_PASS
242 #define P10_PING TYPE(PING)
243 #define P10_PONG TYPE(PONG)
244 #define P10_POST TYPE(POST)
245 #define P10_PRIVMSG TYPE(PRIVMSG)
246 #define P10_PRIVS TYPE(PRIVS)
247 #define P10_PROTO TYPE(PROTO)
248 #define P10_QUIT TYPE(QUIT)
249 #define P10_REHASH TYPE(REHASH)
250 #define P10_RESET TYPE(RESET)
251 #define P10_RESTART TYPE(RESTART)
252 #define P10_RPING TYPE(RPING)
253 #define P10_RPONG TYPE(RPONG)
254 #define P10_SERVER CMD_SERVER
255 #define P10_SERVLIST TYPE(SERVLIST)
256 #define P10_SERVSET TYPE(SERVSET)
257 #define P10_SET TYPE(SET)
258 #define P10_SETTIME TYPE(SETTIME)
259 #define P10_SILENCE TYPE(SILENCE)
260 #define P10_SQUERY TYPE(SQUERY)
261 #define P10_SQUIT TYPE(SQUIT)
262 #define P10_STATS TYPE(STATS)
263 #define P10_SVSNICK TYPE(SVSNICK)
264 #define P10_TIME TYPE(TIME)
265 #define P10_TOPIC TYPE(TOPIC)
266 #define P10_TRACE TYPE(TRACE)
267 #define P10_UPING TYPE(UPING)
268 #define P10_USER TYPE(USER)
269 #define P10_USERHOST TYPE(USERHOST)
270 #define P10_USERIP TYPE(USERIP)
271 #define P10_VERSION TYPE(VERSION)
272 #define P10_WALLCHOPS TYPE(WALLCHOPS)
273 #define P10_WALLOPS TYPE(WALLOPS)
274 #define P10_WALLUSERS TYPE(WALLUSERS)
275 #define P10_WALLVOICES TYPE(WALLVOICES)
276 #define P10_WHO TYPE(WHO)
277 #define P10_WHOIS TYPE(WHOIS)
278 #define P10_WHOWAS TYPE(WHOWAS)
280 /* Servers claiming to have a boot or link time before PREHISTORY
281 * trigger errors to the log. We hope no server has been running
282 * constantly since September 1994. :)
284 #define PREHISTORY 780000000
286 static struct server *servers_num[64*64];
287 static privmsg_func_t *privmsg_funcs;
288 static unsigned int num_privmsg_funcs;
289 static privmsg_func_t *notice_funcs;
290 static unsigned int num_notice_funcs;
291 static struct dict *unbursted_channels;
292 static char *his_servername;
293 static char *his_servercomment;
295 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, time_t timestamp, const char *realip);
297 extern int off_channel;
299 static int parse_oplevel(char *str);
301 /* Numerics can be XYY, XYYY, or XXYYY; with X's identifying the
302 * server and Y's indentifying the client on that server. */
304 GetServerN(const char *numeric)
306 switch (strlen(numeric)) {
308 return servers_num[base64toint(numeric, 2)];
312 return servers_num[base64toint(numeric, 1)];
319 GetUserN(const char *numeric) /* using numeric */
325 switch (strlen(numeric)) {
327 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s): numeric too long!", numeric);
329 case 5: slen = 2; ulen = 3; break;
330 case 4: slen = 1; ulen = 3; break;
331 case 3: slen = 1; ulen = 2; break;
332 case 2: case 1: case 0:
333 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s): numeric too short!", numeric);
336 if (!(s = servers_num[base64toint(numeric, slen)])) {
337 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s): couldn't find server (len=%d)!", numeric, slen);
340 n = base64toint(numeric+slen, ulen) & s->num_mask;
341 if (!(un = s->users[n])) {
342 log_module(MAIN_LOG, LOG_WARNING, "GetUserN(%s) couldn't find user!", numeric);
348 privmsg_user_helper(struct userNode *un, void *data)
350 struct privmsg_desc *pd = data;
351 unsigned int num = un->num_local;
352 if (!pd->is_notice) {
353 if ((num < num_privmsg_funcs) && privmsg_funcs[num]) {
354 privmsg_funcs[num](pd->user, un, pd->text, pd->is_qualified);
357 if ((num < num_notice_funcs) && notice_funcs[num]) {
358 notice_funcs[num](pd->user, un, pd->text, pd->is_qualified);
364 irc_server(struct server *srv)
366 char extranum[COMBO_NUMERIC_LEN+1];
368 inttobase64(extranum, srv->num_mask, (srv->numeric[1] || (srv->num_mask >= 64*64)) ? 3 : 2);
370 /* The +s, ignored by Run's ircu, means "service" to Undernet's ircu */
371 putsock(P10_SERVER " %s %d %li %li J10 %s%s +s :%s",
372 srv->name, srv->hops+1, srv->boot, srv->link, srv->numeric, extranum, srv->description);
374 putsock("%s " P10_SERVER " %s %d %li %li %c10 %s%s +s :%s",
375 self->numeric, srv->name, srv->hops+1, srv->boot, srv->link, (srv->self_burst ? 'J' : 'P'), srv->numeric, extranum, srv->description);
380 irc_p10_pton(irc_in_addr_t *ip, const char *input)
382 if (strlen(input) == 6) {
384 memset(ip, 0, 6 * sizeof(ip->in6[0]));
385 value = base64toint(input, 6);
386 ip->in6[6] = htons(value >> 16);
387 ip->in6[7] = htons(value & 65535);
389 unsigned int pos = 0;
393 for (left = (25 - strlen(input)) / 3; left; left--)
397 ip->in6[pos++] = ntohs(base64toint(input, 3));
405 irc_p10_ntop(char *output, const irc_in_addr_t *ip)
407 if (irc_in_addr_is_ipv4(*ip)) {
409 in4 = (ntohs(ip->in6[6]) << 16) | ntohs(ip->in6[7]);
410 inttobase64(output, in4, 6);
412 } else if (irc_in_addr_is_ipv6(*ip)) {
413 unsigned int max_start, max_zeros, curr_zeros, zero, ii;
414 /* Can start by printing out the leading non-zero parts. */
415 for (ii = 0; (ip->in6[ii]) && (ii < 8); ++ii) {
416 inttobase64(output, ntohs(ip->in6[ii]), 3);
419 /* Find the longest run of zeros. */
420 for (max_start = zero = ii, max_zeros = curr_zeros = 0; ii < 8; ++ii) {
423 else if (curr_zeros > max_zeros) {
424 max_start = ii - curr_zeros;
425 max_zeros = curr_zeros;
429 if (curr_zeros > max_zeros) {
430 max_start = ii - curr_zeros;
431 max_zeros = curr_zeros;
434 /* Print the rest of the address */
435 for (ii = zero; ii < 8; ) {
436 if ((ii == max_start) && max_zeros) {
440 inttobase64(output, ntohs(ip->in6[ii]), 3);
446 strcpy(output, "???");
451 irc_user(struct userNode *user)
456 irc_p10_ntop(b64ip, &user->ip);
463 modes[modelen++] = 'o';
464 if (IsInvisible(user))
465 modes[modelen++] = 'i';
467 modes[modelen++] = 'w';
469 modes[modelen++] = 'k';
470 if (IsServNotice(user))
471 modes[modelen++] = 's';
473 modes[modelen++] = 'd';
475 modes[modelen++] = 'g';
476 if (IsHelperIrcu(user))
477 modes[modelen++] = 'h';
478 if (IsHiddenHost(user))
479 modes[modelen++] = 'x';
482 /* we don't need to put the + in modes because it's in the format string. */
483 putsock("%s " P10_NICK " %s %d %li %s %s +%s %s %s :%s",
484 user->uplink->numeric, user->nick, user->uplink->hops+1, user->timestamp, user->ident, user->hostname, modes, b64ip, user->numeric, user->info);
486 putsock("%s " P10_NICK " %s %d %li %s %s %s %s :%s",
487 user->uplink->numeric, user->nick, user->uplink->hops+1, user->timestamp, user->ident, user->hostname, b64ip, user->numeric, user->info);
492 irc_account(struct userNode *user, const char *stamp)
494 putsock("%s " P10_ACCOUNT " %s %s", self->numeric, user->numeric, stamp);
498 irc_fakehost(struct userNode *user, const char *host)
500 putsock("%s " P10_FAKEHOST " %s %s", self->numeric, user->numeric, host);
504 irc_regnick(UNUSED_ARG(struct userNode *user))
506 /* no operation here */
510 irc_nick(struct userNode *user, UNUSED_ARG(const char *old_nick))
512 putsock("%s " P10_NICK " %s "FMT_TIME_T, user->numeric, user->nick, now);
516 irc_fetchtopic(struct userNode *from, const char *to)
520 putsock("%s " P10_TOPIC " %s", from->numeric, to);
524 irc_squit(struct server *srv, const char *message, const char *service_message)
526 if (!service_message)
527 service_message = message;
529 /* Are we leaving the network? */
530 if (srv == self && cManager.uplink->state == CONNECTED) {
533 /* Quit all clients linked to me. */
534 for (i = 0; i <= self->num_mask; i++) {
537 irc_quit(self->users[i], service_message);
541 putsock("%s " P10_SQUIT " %s %d :%s", self->numeric, srv->name, 0, message);
544 /* Force a reconnect to the currently selected server. */
545 cManager.uplink->tries = 0;
546 log_module(MAIN_LOG, LOG_INFO, "Squitting from uplink: %s", message);
552 irc_wallchops(struct userNode *from, const char *to, const char *message)
554 putsock("%s " P10_WALLCHOPS " %s :%s", from->numeric, to, message);
558 irc_notice(struct userNode *from, const char *to, const char *message)
560 putsock("%s " P10_NOTICE " %s :%s", from->numeric, to, message);
564 irc_notice_user(struct userNode *from, struct userNode *to, const char *message)
566 putsock("%s " P10_NOTICE " %s :%s", from->numeric, to->numeric, message);
570 irc_privmsg(struct userNode *from, const char *to, const char *message)
572 putsock("%s " P10_PRIVMSG " %s :%s", from->numeric, to, message);
578 putsock("%s " P10_EOB, self->numeric);
584 putsock("%s " P10_EOB_ACK, self->numeric);
588 irc_ping(const char *payload)
590 putsock("%s " P10_PING " :%s", self->numeric, payload);
594 irc_pong(const char *who, const char *data)
596 putsock("%s " P10_PONG " %s :%s", self->numeric, who, data);
600 irc_pass(const char *passwd)
602 putsock(P10_PASS " :%s", passwd);
606 irc_introduce(const char *passwd)
608 void timed_send_ping(void *data);
610 self->self_burst = self->burst = 1;
614 timeq_add(now + ping_freq, timed_send_ping, 0);
618 irc_gline(struct server *srv, struct gline *gline)
620 putsock("%s " P10_GLINE " %s +%s %ld :%s",
621 self->numeric, (srv ? srv->numeric : "*"), gline->target, gline->expires-now, gline->reason);
625 irc_settime(const char *srv_name_mask, time_t new_time)
627 ioset_set_time(new_time);
628 if (!strcmp(srv_name_mask, "*"))
630 putsock("%s " P10_SETTIME " " FMT_TIME_T " %s", self->numeric, new_time, srv_name_mask);
634 irc_ungline(const char *mask)
636 putsock("%s " P10_GLINE " * -%s", self->numeric, mask);
640 irc_burst(struct chanNode *chan)
642 char burst_line[512];
643 int pos, base_len, len;
649 base_len = sprintf(burst_line, "%s " P10_BURST " %s " FMT_TIME_T " ",
650 self->numeric, chan->name, chan->timestamp);
651 len = irc_make_chanmode(chan, burst_line+base_len);
652 pos = base_len + len;
654 burst_line[pos++] = ' ';
657 for (n=0; n<chan->members.used; n++) {
658 mn = chan->members.list[n];
660 burst_line[pos-1] = 0; /* -1 to back up over the space or comma */
661 putsock("%s", burst_line);
665 memcpy(burst_line+pos, mn->user->numeric, strlen(mn->user->numeric));
666 pos += strlen(mn->user->numeric);
667 if (mn->modes && (mn->modes != last_mode)) {
668 last_mode = mn->modes;
669 burst_line[pos++] = ':';
670 if (last_mode & MODE_CHANOP)
671 burst_line[pos++] = 'o';
672 if (last_mode & MODE_VOICE)
673 burst_line[pos++] = 'v';
675 if ((n+1)<chan->members.used)
676 burst_line[pos++] = ',';
678 if (chan->banlist.used) {
680 if (pos+2+strlen(chan->banlist.list[0]->ban) > 505) {
681 burst_line[pos-1] = 0;
682 putsock("%s", burst_line);
685 burst_line[pos++] = ' ';
688 burst_line[pos++] = ':';
689 burst_line[pos++] = '%';
691 for (n=0; n<chan->banlist.used; n++) {
692 bn = chan->banlist.list[n];
693 len = strlen(bn->ban);
694 if (pos+len+1 > 510) {
695 burst_line[pos-1] = 0; /* -1 to back up over the space or comma */
696 putsock("%s", burst_line);
699 memcpy(burst_line+pos, bn->ban, len);
701 burst_line[pos++] = ' ';
704 /* print the last line */
706 putsock("%s", burst_line);
710 irc_quit(struct userNode *user, const char *message)
712 putsock("%s " P10_QUIT " :%s", user->numeric, message);
716 irc_error(const char *to, const char *message)
719 putsock("%s " P10_ERROR " :%s", to, message);
721 putsock(":%s " P10_ERROR " :%s", self->name, message);
726 irc_kill(struct userNode *from, struct userNode *target, const char *message)
729 putsock("%s " P10_KILL " %s :%s!%s (%s)",
730 from->numeric, target->numeric, self->name, from->nick, message);
732 putsock("%s " P10_KILL " %s :%s (%s)",
733 self->numeric, target->numeric, self->name, message);
738 irc_mode(struct userNode *from, struct chanNode *target, const char *modes)
740 putsock("%s " P10_MODE " %s %s "FMT_TIME_T,
741 (from ? from->numeric : self->numeric),
742 target->name, modes, target->timestamp);
746 irc_invite(struct userNode *from, struct userNode *who, struct chanNode *to)
748 putsock("%s " P10_INVITE " %s %s", from->numeric, who->nick, to->name);
752 irc_join(struct userNode *who, struct chanNode *what)
754 if (what->members.used == 1) {
755 putsock("%s " P10_CREATE " %s %lu",
756 who->numeric, what->name, what->timestamp);
758 putsock("%s " P10_JOIN " %s %lu", who->numeric, what->name, what->timestamp);
763 irc_kick(struct userNode *who, struct userNode *target, struct chanNode *channel, const char *msg)
766 struct modeNode *mn = GetUserMode(channel, who);
767 numeric = ((mn && (mn->modes & MODE_CHANOP)) || off_channel) ? who->numeric : self->numeric;
768 putsock("%s " P10_KICK " %s %s :%s",
769 numeric, channel->name, target->numeric, msg);
773 irc_stats(struct userNode *from, struct server *target, char type)
775 putsock("%s " P10_STATS " %c :%s", from->numeric, type, target->numeric);
779 irc_svsnick(struct userNode *from, struct userNode *target, const char *newnick)
781 putsock("%s " P10_SVSNICK " %s %s "FMT_TIME_T, from->uplink->numeric, target->numeric, newnick, now);
785 irc_part(struct userNode *who, struct chanNode *what, const char *reason)
788 putsock("%s " P10_PART " %s :%s", who->numeric, what->name, reason);
790 putsock("%s " P10_PART " %s", who->numeric, what->name);
795 irc_topic(struct userNode *who, struct chanNode *what, const char *topic)
797 putsock("%s " P10_TOPIC " %s :%s", who->numeric, what->name, topic);
801 irc_raw(const char *what)
807 irc_numeric(struct userNode *user, unsigned int num, const char *format, ...)
811 va_start(arg_list, format);
812 vsnprintf(buffer, MAXLEN-2, format, arg_list);
813 buffer[MAXLEN-1] = 0;
814 putsock(":%s %03d %s %s", self->name, num, user->nick, buffer);
817 static void send_burst(void);
820 change_nicklen(int new_nicklen)
823 char new_nick[NICKLEN+1];
824 struct userNode *user;
826 nicklen = new_nicklen;
827 /* fix up any users we have here */
828 for (nn=0; nn<=self->num_mask; nn++) {
829 if (!(user = self->users[nn]))
831 safestrncpy(new_nick, user->nick, sizeof(new_nick));
832 new_nick[nicklen] = 0;
833 NickChange(user, new_nick, 1);
837 static CMD_FUNC(cmd_whois)
839 struct userNode *from;
840 struct userNode *who;
844 if (!(from = GetUserH(origin))) {
845 log_module(MAIN_LOG, LOG_ERROR, "Could not find WHOIS origin user %s", origin);
848 if(!(who = GetUserH(argv[2]))) {
849 irc_numeric(from, ERR_NOSUCHNICK, "%s@%s :No such nick", argv[2], self->name);
852 if (IsHiddenHost(who) && !IsOper(from)) {
853 /* Just stay quiet. */
856 irc_numeric(from, RPL_WHOISUSER, "%s %s %s * :%s", who->nick, who->ident, who->hostname, who->info);
857 if (his_servername && his_servercomment)
858 irc_numeric(from, RPL_WHOISSERVER, "%s %s :%s", who->nick, his_servername, his_servercomment);
860 irc_numeric(from, RPL_WHOISSERVER, "%s %s :%s", who->nick, who->uplink->name, who->uplink->description);
862 irc_numeric(from, RPL_WHOISOPERATOR, "%s :is a megalomaniacal power hungry tyrant", who->nick);
863 irc_numeric(from, RPL_ENDOFWHOIS, "%s :End of /WHOIS list", who->nick);
867 static CMD_FUNC(cmd_server)
875 /* another server introduced us */
876 srv = AddServer(GetServerH(origin), argv[1], atoi(argv[2]), atoi(argv[3]), atoi(argv[4]), argv[6], argv[argc-1]);
879 srv->self_burst = argv[5][0] == 'J';
882 /* this must be our uplink */
883 srv = self->uplink = AddServer(self, argv[1], atoi(argv[2]), atoi(argv[3]), atoi(argv[4]), argv[6], argv[argc-1]);
886 srv->self_burst = argv[5][0] == 'J';
888 if ((argv[7][0] == '+') && !force_n2k) {
889 log_module(MAIN_LOG, LOG_WARNING, "Got Undernet-style SERVER message but \"force_n2k\" not on.");
894 /* Fix up our timestamps if necessary. */
895 if (srv->boot <= PREHISTORY) {
896 /* Server from the mists of time.. */
897 if (srv->hops == 1) {
898 log_module(MAIN_LOG, LOG_ERROR, "Server %s claims to have booted at time "FMT_TIME_T". This is absurd.", srv->name, srv->boot);
900 } else if ((str = conf_get_data("server/reliable_clock", RECDB_QSTRING))
901 && enabled_string(str)) {
902 /* If we have a reliable clock, we just keep our current time. */
904 if (srv->boot <= self->boot) {
905 /* The other server is older than us. Accept their timestamp.
906 * Alternately, we are same age, but we accept their time
907 * since we are linking to them. */
908 self->boot = srv->boot;
909 ioset_set_time(srv->link);
912 if (srv == self->uplink) {
913 extern time_t burst_begin;
919 static CMD_FUNC(cmd_eob)
921 struct server *sender;
925 if (!(sender = GetServerH(origin)))
927 if (sender == self->uplink) {
928 cManager.uplink->state = CONNECTED;
929 for (it = dict_first(unbursted_channels); it; it = iter_next(it))
930 irc_burst(iter_data(it));
931 dict_delete(unbursted_channels);
932 unbursted_channels = NULL;
936 sender->self_burst = 0;
937 recalc_bursts(sender);
938 for (ii=0; ii<slf_used; ii++)
939 slf_list[ii](sender);
943 static CMD_FUNC(cmd_eob_ack)
945 extern time_t burst_begin;
947 if (GetServerH(origin) == self->uplink) {
948 burst_length = now - burst_begin;
949 self->self_burst = self->burst = 0;
951 cManager.uplink->state = CONNECTED;
955 static CMD_FUNC(cmd_ping)
961 irc_pong(argv[2], argv[1]);
962 else if ((srv = GetServerH(origin)))
963 irc_pong(self->name, srv->numeric);
964 else if ((un = GetUserH(origin)))
965 irc_pong(self->name, un->numeric);
967 irc_pong(self->name, origin);
969 timeq_del(0, timed_send_ping, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
970 timeq_del(0, timed_ping_timeout, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
971 timeq_add(now + ping_freq, timed_send_ping, 0);
976 static CMD_FUNC(cmd_error_nick)
978 /* Go back to original IRC length .. and try to reconnect :/ */
980 irc_squit(self, "Got erroneous nickname, truncating nicks.", NULL);
985 struct userNode *user;
990 join_helper(struct chanNode *chan, void *data)
992 struct create_desc *cd = data;
993 AddChannelUser(cd->user, chan);
997 create_helper(char *name, void *data)
999 struct create_desc *cd = data;
1001 if (!strcmp(name, "0")) {
1002 while (cd->user->channels.used > 0)
1003 DelChannelUser(cd->user, cd->user->channels.list[0]->channel, 0, 0);
1007 AddChannelUser(cd->user, AddChannel(name, cd->when, NULL, NULL));
1010 static CMD_FUNC(cmd_create)
1012 struct create_desc cd;
1013 struct userNode *user;
1015 if ((argc < 3) || !(user = GetUserH(origin)))
1018 cd.when = atoi(argv[2]);
1019 parse_foreach(argv[1], join_helper, create_helper, NULL, NULL, &cd);
1023 static CMD_FUNC(cmd_join)
1025 struct create_desc cd;
1027 if (!(cd.user = GetUserH(origin)))
1034 cd.when = atoi(argv[2]);
1035 parse_foreach(argv[1], join_helper, create_helper, NULL, NULL, &cd);
1039 static CMD_FUNC(cmd_pong)
1043 if (!strcmp(argv[2], self->name)) {
1044 timeq_del(0, timed_send_ping, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
1045 timeq_del(0, timed_ping_timeout, 0, TIMEQ_IGNORE_WHEN|TIMEQ_IGNORE_DATA);
1046 timeq_add(now + ping_freq, timed_send_ping, 0);
1052 static CMD_FUNC(cmd_nick)
1054 struct userNode *user;
1055 if ((user = GetUserH(origin))) {
1056 /* nick change (since the source is a user numeric) */
1059 NickChange(user, argv[1], 1);
1061 struct server *serv;
1066 serv = GetServerH(origin);
1068 unsplit_string(argv+6, argc-9, modes);
1071 AddUser(serv, argv[1], argv[4], argv[5], modes, argv[argc-2], argv[argc-1], atoi(argv[3]), argv[argc-3]);
1076 static CMD_FUNC(cmd_account)
1078 struct userNode *user;
1080 if ((argc < 3) || !origin || !GetServerH(origin))
1081 return 0; /* Origin must be server. */
1082 user = GetUserN(argv[1]);
1084 return 1; /* A QUIT probably passed the ACCOUNT. */
1085 call_account_func(user, argv[2]);
1089 static CMD_FUNC(cmd_fakehost)
1091 struct userNode *user;
1093 if ((argc < 3) || !origin || !GetServerH(origin))
1095 if (!(user = GetUserN(argv[1])))
1097 assign_fakehost(user, argv[2], 0);
1101 static CMD_FUNC(cmd_burst)
1104 char modes[MAXLEN], *members = "", *banlist = NULL;
1105 unsigned int next = 3, res = 1;
1106 struct chanNode *cNode;
1107 struct userNode *un;
1108 struct modeNode *mNode;
1111 char *user, *end, sep;
1112 time_t in_timestamp;
1117 while (next < argc) {
1118 switch (argv[next][0]) {
1122 for (pos=argv[next], n_modes = 1; *pos; pos++)
1123 if ((*pos == 'k') || (*pos == 'l') || (*pos == 'A')
1126 unsplit_string(argv+next, n_modes, modes);
1130 case '%': banlist = argv[next++]+1; break;
1131 default: members = argv[next++]; break;
1135 in_timestamp = atoi(argv[2]);
1136 if ((cNode = dict_find(unbursted_channels, argv[1], NULL))) {
1137 cNode->timestamp = in_timestamp;
1138 dict_remove(unbursted_channels, cNode->name);
1141 cNode = AddChannel(argv[1], in_timestamp, modes, banlist);
1143 /* Burst channel members in now. */
1144 for (user = members, sep = *members, mode = 0; sep; user = end) {
1145 for (end = user + 3; isalnum(*end) || *end == '[' || *end == ']'; end++) ;
1146 sep = *end++; end[-1] = 0;
1149 while ((sep = *end++)) {
1151 mode |= MODE_CHANOP;
1153 } else if (sep == 'v') {
1156 } else if (isdigit(sep)) {
1157 mode |= MODE_CHANOP;
1159 oplevel += parse_oplevel(end);
1161 oplevel = parse_oplevel(end);
1162 while (isdigit(*end)) end++;
1169 if (!(un = GetUserN(user))) {
1173 if ((mNode = AddChannelUser(un, cNode))) {
1174 mNode->modes = mode;
1175 mNode->oplevel = oplevel;
1182 static CMD_FUNC(cmd_mode)
1184 struct chanNode *cn;
1185 struct userNode *un;
1189 if (!IsChannelName(argv[1])) {
1190 un = GetUserH(argv[1]);
1192 log_module(MAIN_LOG, LOG_ERROR, "Unable to find user %s whose mode is changing.", argv[1]);
1195 mod_usermode(un, argv[2]);
1199 if (!(cn = GetChannel(argv[1]))) {
1200 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose mode is changing.", argv[1]);
1203 if ((un = GetUserH(origin))) {
1204 struct modeNode *mn;
1205 /* Update idle time for person setting the mode */
1206 if ((mn = GetUserMode(cn, un)))
1207 mn->idle_since = now;
1209 /* If it came from a server, reset timestamp to re-sync. */
1210 cn->timestamp = atoi(argv[argc-1]);
1213 return mod_chanmode(un, cn, argv+2, argc-2, MCP_ALLOW_OVB|MCP_FROM_SERVER|(un ? MC_NOTIFY : 0));
1216 static CMD_FUNC(cmd_opmode)
1218 struct chanNode *cn;
1219 struct userNode *un;
1224 if (!(cn = GetChannel(argv[1]))) {
1225 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose mode is changing.", argv[1]);
1228 if (!(un = GetUserH(origin))) {
1229 log_module(MAIN_LOG, LOG_ERROR, "Unable to find user %s requesting OPMODE.", origin);
1233 log_module(MAIN_LOG, LOG_ERROR, "Non-privileged user %s using OPMODE.", un->nick);
1237 return mod_chanmode(un, cn, argv+2, argc-2, MCP_ALLOW_OVB|MCP_FROM_SERVER); /* do NOT announce opmode locally */
1240 static int clear_chanmode(struct chanNode *channel, const char *modes);
1242 static CMD_FUNC(cmd_clearmode)
1244 struct chanNode *cn;
1245 struct userNode *un;
1250 if (!(cn = GetChannel(argv[1]))) {
1251 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose mode is changing.", argv[1]);
1254 if (!(un = GetUserH(origin))) {
1255 log_module(MAIN_LOG, LOG_ERROR, "Unable to find user %s requesting CLEARMODE.", origin);
1259 log_module(MAIN_LOG, LOG_ERROR, "Non-privileged user %s using CLEARMODE.", un->nick);
1263 return clear_chanmode(cn, argv[2]);
1266 static CMD_FUNC(cmd_topic)
1268 struct chanNode *cn;
1269 time_t chan_ts, topic_ts;
1273 if (!(cn = GetChannel(argv[1]))) {
1274 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s whose topic is being set", argv[1]);
1278 /* Looks like an Asuka style topic burst. */
1279 chan_ts = atoi(argv[2]);
1280 topic_ts = atoi(argv[3]);
1282 chan_ts = cn->timestamp;
1285 SetChannelTopic(cn, GetUserH(origin), argv[argc-1], 0);
1286 cn->topic_time = topic_ts;
1290 static CMD_FUNC(cmd_num_topic)
1292 struct chanNode *cn;
1295 return 0; /* huh? */
1297 cn = GetChannel(argv[2]);
1299 log_module(MAIN_LOG, LOG_ERROR, "Unable to find channel %s in topic reply", argv[2]);
1305 switch (atoi(argv[0])) {
1308 break; /* no topic */
1312 safestrncpy(cn->topic, unsplit_string(argv+3, argc-3, NULL), sizeof(cn->topic));
1317 safestrncpy(cn->topic_nick, argv[3], sizeof(cn->topic_nick));
1318 cn->topic_time = atoi(argv[4]);
1321 return 0; /* should never happen */
1326 static CMD_FUNC(cmd_num_gline)
1330 gline_add(origin, argv[3], atoi(argv[4])-now, argv[5], now, 0);
1334 static CMD_FUNC(cmd_quit)
1336 struct userNode *user;
1339 /* Sometimes we get a KILL then a QUIT or the like, so we don't want to
1340 * call DelUser unless we have the user in our grasp. */
1341 if ((user = GetUserH(origin)))
1342 DelUser(user, NULL, false, argv[1]);
1346 static CMD_FUNC(cmd_kill)
1348 struct userNode *user;
1351 user = GetUserN(argv[1]);
1353 /* If we get a KILL for a non-existent user, it could be a
1354 * Ghost response to a KILL we sent out earlier. So we only
1355 * whine if the target is local.
1357 if (!strncmp(argv[1], self->numeric, strlen(self->numeric)))
1358 log_module(MAIN_LOG, LOG_ERROR, "Unable to find kill victim %s", argv[1]);
1362 if (IsLocal(user) && IsService(user)) {
1363 /* TODO: rate limit this so silly things don't happen. */
1364 ReintroduceUser(user);
1368 DelUser(user, NULL, false, argv[2]);
1372 static CMD_FUNC(cmd_part)
1374 struct userNode *user;
1378 user = GetUserH(origin);
1381 parse_foreach(argv[1], part_helper, NULL, NULL, NULL, user);
1385 static CMD_FUNC(cmd_kick)
1389 ChannelUserKicked(GetUserH(origin), GetUserN(argv[2]), GetChannel(argv[1]));
1393 static CMD_FUNC(cmd_squit)
1395 struct server *server;
1399 if (!(server = GetServerH(argv[1])))
1402 if (server == self->uplink) {
1403 /* Force a reconnect to the currently selected server. */
1404 cManager.uplink->tries = 0;
1405 log_module(MAIN_LOG, LOG_INFO, "Squitting from uplink: %s", argv[3]);
1410 DelServer(server, 0, argv[3]);
1414 static CMD_FUNC(cmd_privmsg)
1416 struct privmsg_desc pd;
1419 pd.user = GetUserH(origin);
1420 if (!pd.user || (IsGagged(pd.user) && !IsOper(pd.user)))
1424 parse_foreach(argv[1], privmsg_chan_helper, NULL, privmsg_user_helper, privmsg_invalid, &pd);
1428 static CMD_FUNC(cmd_notice)
1430 struct privmsg_desc pd;
1433 pd.user = GetUserH(origin);
1434 if (!pd.user || (IsGagged(pd.user) && !IsOper(pd.user)))
1438 parse_foreach(argv[1], privmsg_chan_helper, NULL, privmsg_user_helper, privmsg_invalid, &pd);
1442 static CMD_FUNC(cmd_away)
1444 struct userNode *uNode;
1446 uNode = GetUserH(origin);
1450 uNode->modes &= ~FLAGS_AWAY;
1452 uNode->modes |= FLAGS_AWAY;
1456 static CMD_FUNC(cmd_gline)
1460 if (argv[2][0] == '+') {
1463 gline_add(origin, argv[2]+1, strtoul(argv[3], NULL, 0), argv[argc-1], now, 0);
1465 } else if (argv[2][0] == '-') {
1466 gline_remove(argv[2]+1, 0);
1472 static CMD_FUNC(cmd_svsnick)
1474 struct userNode *target, *dest;
1476 || !(target = GetUserN(argv[1]))
1478 || (dest = GetUserH(argv[2])))
1480 NickChange(target, argv[2], 0);
1484 static oper_func_t *of_list;
1485 static unsigned int of_size = 0, of_used = 0;
1488 free_user(struct userNode *user)
1499 free(privmsg_funcs);
1502 dict_delete(irc_func_dict);
1503 for (nn=0; nn<dead_users.used; nn++)
1504 free_user(dead_users.list[nn]);
1505 userList_clean(&dead_users);
1509 p10_conf_reload(void) {
1510 hidden_host_suffix = conf_get_data("server/hidden_host", RECDB_QSTRING);
1514 remove_unbursted_channel(struct chanNode *cNode) {
1515 if (unbursted_channels)
1516 dict_remove(unbursted_channels, cNode->name);
1522 const char *str, *desc;
1523 int numnick, usermask, max_users;
1524 char numer[COMBO_NUMERIC_LEN+1];
1526 /* read config items */
1527 str = conf_get_data("server/ping_freq", RECDB_QSTRING);
1528 ping_freq = str ? ParseInterval(str) : 120;
1529 str = conf_get_data("server/ping_timeout", RECDB_QSTRING);
1530 ping_timeout = str ? ParseInterval(str) : 30;
1531 str = conf_get_data("server/force_n2k", RECDB_QSTRING);
1532 force_n2k = str ? enabled_string(str) : 1;
1533 str = conf_get_data("server/numeric", RECDB_QSTRING);
1535 log_module(MAIN_LOG, LOG_ERROR, "No server/numeric entry in config file.");
1538 numnick = atoi(str);
1539 str = conf_get_data("server/max_users", RECDB_QSTRING);
1540 max_users = str ? atoi(str) : 4096;
1541 for (usermask = 4; usermask < max_users; usermask <<= 1) ;
1543 if ((numnick < 64) && (usermask < 4096) && !force_n2k)
1544 inttobase64(numer, (numnick << 12) + (usermask & 0x00fff), 3);
1546 inttobase64(numer, (numnick << 18) + (usermask & 0x3ffff), 5);
1548 str = conf_get_data("server/his_servername", RECDB_QSTRING);
1549 his_servername = str ? strdup(str) : NULL;
1550 str = conf_get_data("server/his_servercomment", RECDB_QSTRING);
1551 his_servercomment = str ? strdup(str) : NULL;
1553 str = conf_get_data("server/hostname", RECDB_QSTRING);
1554 desc = conf_get_data("server/description", RECDB_QSTRING);
1555 if (!str || !desc) {
1556 log_module(MAIN_LOG, LOG_ERROR, "No server/hostname entry in config file.");
1559 self = AddServer(NULL, str, 0, boot_time, now, numer, desc);
1560 conf_register_reload(p10_conf_reload);
1562 irc_func_dict = dict_new();
1563 dict_insert(irc_func_dict, CMD_BURST, cmd_burst);
1564 dict_insert(irc_func_dict, TOK_BURST, cmd_burst);
1565 dict_insert(irc_func_dict, CMD_CREATE, cmd_create);
1566 dict_insert(irc_func_dict, TOK_CREATE, cmd_create);
1567 dict_insert(irc_func_dict, CMD_EOB, cmd_eob);
1568 dict_insert(irc_func_dict, TOK_EOB, cmd_eob);
1569 dict_insert(irc_func_dict, CMD_EOB_ACK, cmd_eob_ack);
1570 dict_insert(irc_func_dict, TOK_EOB_ACK, cmd_eob_ack);
1571 dict_insert(irc_func_dict, CMD_MODE, cmd_mode);
1572 dict_insert(irc_func_dict, TOK_MODE, cmd_mode);
1573 dict_insert(irc_func_dict, CMD_NICK, cmd_nick);
1574 dict_insert(irc_func_dict, TOK_NICK, cmd_nick);
1575 dict_insert(irc_func_dict, CMD_ACCOUNT, cmd_account);
1576 dict_insert(irc_func_dict, TOK_ACCOUNT, cmd_account);
1577 dict_insert(irc_func_dict, CMD_FAKEHOST, cmd_fakehost);
1578 dict_insert(irc_func_dict, TOK_FAKEHOST, cmd_fakehost);
1579 dict_insert(irc_func_dict, CMD_PASS, cmd_pass);
1580 dict_insert(irc_func_dict, TOK_PASS, cmd_pass);
1581 dict_insert(irc_func_dict, CMD_PING, cmd_ping);
1582 dict_insert(irc_func_dict, TOK_PING, cmd_ping);
1583 dict_insert(irc_func_dict, CMD_PRIVMSG, cmd_privmsg);
1584 dict_insert(irc_func_dict, TOK_PRIVMSG, cmd_privmsg);
1585 dict_insert(irc_func_dict, CMD_PONG, cmd_pong);
1586 dict_insert(irc_func_dict, TOK_PONG, cmd_pong);
1587 dict_insert(irc_func_dict, CMD_QUIT, cmd_quit);
1588 dict_insert(irc_func_dict, TOK_QUIT, cmd_quit);
1589 dict_insert(irc_func_dict, CMD_SERVER, cmd_server);
1590 dict_insert(irc_func_dict, TOK_SERVER, cmd_server);
1591 dict_insert(irc_func_dict, CMD_JOIN, cmd_join);
1592 dict_insert(irc_func_dict, TOK_JOIN, cmd_join);
1593 dict_insert(irc_func_dict, CMD_PART, cmd_part);
1594 dict_insert(irc_func_dict, TOK_PART, cmd_part);
1595 dict_insert(irc_func_dict, CMD_ERROR, cmd_error);
1596 dict_insert(irc_func_dict, TOK_ERROR, cmd_error);
1597 dict_insert(irc_func_dict, CMD_TOPIC, cmd_topic);
1598 dict_insert(irc_func_dict, TOK_TOPIC, cmd_topic);
1599 dict_insert(irc_func_dict, CMD_AWAY, cmd_away);
1600 dict_insert(irc_func_dict, TOK_AWAY, cmd_away);
1601 dict_insert(irc_func_dict, CMD_SILENCE, cmd_dummy);
1602 dict_insert(irc_func_dict, TOK_SILENCE, cmd_dummy);
1603 dict_insert(irc_func_dict, CMD_KICK, cmd_kick);
1604 dict_insert(irc_func_dict, TOK_KICK, cmd_kick);
1605 dict_insert(irc_func_dict, CMD_SQUIT, cmd_squit);
1606 dict_insert(irc_func_dict, TOK_SQUIT, cmd_squit);
1607 dict_insert(irc_func_dict, CMD_KILL, cmd_kill);
1608 dict_insert(irc_func_dict, TOK_KILL, cmd_kill);
1609 dict_insert(irc_func_dict, CMD_NOTICE, cmd_notice);
1610 dict_insert(irc_func_dict, TOK_NOTICE, cmd_notice);
1611 dict_insert(irc_func_dict, CMD_STATS, cmd_stats);
1612 dict_insert(irc_func_dict, TOK_STATS, cmd_stats);
1613 dict_insert(irc_func_dict, CMD_SVSNICK, cmd_svsnick);
1614 dict_insert(irc_func_dict, TOK_SVSNICK, cmd_svsnick);
1615 dict_insert(irc_func_dict, CMD_WHOIS, cmd_whois);
1616 dict_insert(irc_func_dict, TOK_WHOIS, cmd_whois);
1617 dict_insert(irc_func_dict, CMD_GLINE, cmd_gline);
1618 dict_insert(irc_func_dict, TOK_GLINE, cmd_gline);
1619 dict_insert(irc_func_dict, CMD_OPMODE, cmd_opmode);
1620 dict_insert(irc_func_dict, TOK_OPMODE, cmd_opmode);
1621 dict_insert(irc_func_dict, CMD_CLEARMODE, cmd_clearmode);
1622 dict_insert(irc_func_dict, TOK_CLEARMODE, cmd_clearmode);
1623 dict_insert(irc_func_dict, CMD_VERSION, cmd_version);
1624 dict_insert(irc_func_dict, TOK_VERSION, cmd_version);
1625 dict_insert(irc_func_dict, CMD_ADMIN, cmd_admin);
1626 dict_insert(irc_func_dict, TOK_ADMIN, cmd_admin);
1628 /* In P10, DESTRUCT doesn't do anything except be broadcast to servers.
1629 * Apparently to obliterate channels from any servers that think they
1632 dict_insert(irc_func_dict, CMD_DESTRUCT, cmd_dummy);
1633 dict_insert(irc_func_dict, TOK_DESTRUCT, cmd_dummy);
1634 /* Ignore invites */
1635 dict_insert(irc_func_dict, CMD_INVITE, cmd_dummy);
1636 dict_insert(irc_func_dict, TOK_INVITE, cmd_dummy);
1637 /* DESYNCH is just informational, so ignore it */
1638 dict_insert(irc_func_dict, CMD_DESYNCH, cmd_dummy);
1639 dict_insert(irc_func_dict, TOK_DESYNCH, cmd_dummy);
1640 /* Ignore channel operator notices. */
1641 dict_insert(irc_func_dict, CMD_WALLCHOPS, cmd_dummy);
1642 dict_insert(irc_func_dict, TOK_WALLCHOPS, cmd_dummy);
1643 dict_insert(irc_func_dict, CMD_WALLVOICES, cmd_dummy);
1644 dict_insert(irc_func_dict, TOK_WALLVOICES, cmd_dummy);
1645 /* Ignore opers being silly. */
1646 dict_insert(irc_func_dict, CMD_WALLOPS, cmd_dummy);
1647 dict_insert(irc_func_dict, TOK_WALLOPS, cmd_dummy);
1648 /* We have reliable clock! Always! Wraaa! */
1649 dict_insert(irc_func_dict, CMD_SETTIME, cmd_dummy);
1650 dict_insert(irc_func_dict, TOK_SETTIME, cmd_dummy);
1652 dict_insert(irc_func_dict, "331", cmd_num_topic);
1653 dict_insert(irc_func_dict, "332", cmd_num_topic);
1654 dict_insert(irc_func_dict, "333", cmd_num_topic);
1655 dict_insert(irc_func_dict, "345", cmd_dummy); /* blah has been invited to blah */
1656 dict_insert(irc_func_dict, "432", cmd_error_nick); /* Erroneus [sic] nickname */
1657 /* ban list resetting */
1658 /* "stats g" responses */
1659 dict_insert(irc_func_dict, "247", cmd_num_gline);
1660 dict_insert(irc_func_dict, "219", cmd_dummy); /* "End of /STATS report" */
1661 /* other numeric responses we might get */
1662 dict_insert(irc_func_dict, "401", cmd_dummy); /* target left network */
1663 dict_insert(irc_func_dict, "403", cmd_dummy); /* no such channel */
1664 dict_insert(irc_func_dict, "404", cmd_dummy); /* cannot send to channel */
1665 dict_insert(irc_func_dict, "439", cmd_dummy); /* target change too fast */
1666 dict_insert(irc_func_dict, "441", cmd_dummy); /* target isn't on that channel */
1667 dict_insert(irc_func_dict, "442", cmd_dummy); /* you aren't on that channel */
1668 dict_insert(irc_func_dict, "443", cmd_dummy); /* is already on channel (after invite?) */
1669 dict_insert(irc_func_dict, "461", cmd_dummy); /* Not enough parameters (after TOPIC w/ 0 args) */
1670 dict_insert(irc_func_dict, "467", cmd_dummy); /* Channel key already set */
1672 num_privmsg_funcs = 16;
1673 privmsg_funcs = malloc(sizeof(privmsg_func_t)*num_privmsg_funcs);
1674 memset(privmsg_funcs, 0, sizeof(privmsg_func_t)*num_privmsg_funcs);
1676 num_notice_funcs = 16;
1677 notice_funcs = malloc(sizeof(privmsg_func_t)*num_notice_funcs);
1678 memset(notice_funcs, 0, sizeof(privmsg_func_t)*num_notice_funcs);
1680 userList_init(&dead_users);
1681 reg_del_channel_func(remove_unbursted_channel);
1682 reg_exit_func(parse_cleanup);
1686 parse_line(char *line, int recursive)
1688 char *argv[MAXNUMPARAMS], *origin;
1689 int argc, cmd, res=0;
1692 argc = split_line(line, true, MAXNUMPARAMS, argv);
1693 cmd = self->uplink || !argv[0][1] || !argv[0][2];
1696 if (argv[0][0] == ':') {
1698 } else if (!argv[0][1] || !argv[0][2]) {
1699 struct server *sNode = GetServerN(argv[0]);
1700 origin = sNode ? sNode->name : 0;
1702 struct userNode *uNode = GetUserN(argv[0]);
1703 origin = uNode ? uNode->nick : 0;
1707 if ((func = dict_find(irc_func_dict, argv[cmd], NULL)))
1708 res = func(origin, argc-cmd, argv+cmd);
1711 log_module(MAIN_LOG, LOG_ERROR, "PARSE ERROR on line: %s", unsplit_string(argv, argc, NULL));
1712 } else if (!recursive) {
1714 for (i=0; i<dead_users.used; i++)
1715 free_user(dead_users.list[i]);
1716 dead_users.used = 0;
1722 parse_foreach(char *target_list, foreach_chanfunc cf, foreach_nonchan nc, foreach_userfunc uf, foreach_nonuser nu, void *data)
1728 while (*j != 0 && *j != ',')
1733 if (IsChannelName(target_list)
1734 || (target_list[0] == '0' && target_list[1] == '\0')) {
1735 struct chanNode *chan = GetChannel(target_list);
1742 nc(target_list, data);
1745 struct userNode *user;
1746 struct privmsg_desc *pd = data;
1748 pd->is_qualified = 0;
1749 if (*target_list == '@') {
1751 } else if (strchr(target_list, '@')) {
1752 struct server *server;
1754 pd->is_qualified = 1;
1755 user = GetUserH(strtok(target_list, "@"));
1756 server = GetServerH(strtok(NULL, "@"));
1758 if (user && (user->uplink != server)) {
1759 /* Don't attempt to index into any arrays
1760 using a user's numeric on another server. */
1764 user = GetUserN(target_list);
1772 nu(target_list, data);
1776 } while (old == ',');
1780 get_local_numeric(void)
1782 static unsigned int next_numeric = 0;
1783 if (self->clients > self->num_mask)
1785 while (self->users[next_numeric])
1786 if (++next_numeric > self->num_mask)
1788 return next_numeric;
1792 make_numeric(struct server *svr, int local_num, char *outbuf)
1796 if (force_n2k || svr->numeric[1]) {
1801 llen = (local_num < 64*64) ? 2 : 3;
1803 strncpy(outbuf, svr->numeric, slen);
1804 inttobase64(outbuf+slen, local_num, llen);
1805 outbuf[slen+llen] = 0;
1809 AddServer(struct server *uplink, const char *name, int hops, time_t boot, time_t link, const char *numeric, const char *description)
1811 struct server* sNode;
1814 if ((sNode = GetServerN(numeric))) {
1815 /* This means we're trying to re-add an existant server.
1816 * To be safe, we should forget the previous incarnation.
1817 * (And all its linked servers.)
1819 * It usually only happens in replays when the original
1820 * had a ping timeout and the replay didn't (because
1821 * replaying a ping timeout invariably gets things wrong).
1823 DelServer(sNode, 0, NULL);
1826 switch (strlen(numeric)) {
1827 case 5: slen = 2; mlen = 3; break;
1828 case 4: slen = 1; mlen = 3; break;
1829 case 3: slen = 1; mlen = 2; break;
1831 log_module(MAIN_LOG, LOG_ERROR, "AddServer(\"%s\", \"%s\", ...): Numeric %s has invalid length.", uplink->name, name, numeric);
1835 sNode = calloc(1, sizeof(*sNode));
1836 sNode->uplink = uplink;
1837 safestrncpy(sNode->name, name, sizeof(sNode->name));
1838 sNode->num_mask = base64toint(numeric+slen, mlen);
1842 strncpy(sNode->numeric, numeric, slen);
1843 safestrncpy(sNode->description, description, sizeof(sNode->description));
1844 sNode->users = calloc(sNode->num_mask+1, sizeof(*sNode->users));
1845 serverList_init(&sNode->children);
1846 if (sNode->uplink) {
1847 /* uplink may be NULL if we're just building ourself */
1848 serverList_append(&sNode->uplink->children, sNode);
1850 servers_num[base64toint(numeric, slen)] = sNode;
1851 dict_insert(servers, sNode->name, sNode);
1855 void DelServer(struct server* serv, int announce, const char *message)
1859 /* If we receive an ERROR command before the SERVER
1860 * command a NULL server can be passed */
1864 /* Hrm, what's the right way to SQUIT some other server?
1865 * (This code is only to handle killing juped servers.) */
1866 if (announce && (serv->uplink == self) && (serv != self->uplink))
1867 irc_squit(serv, message, NULL);
1869 /* must recursively remove servers linked to this one first */
1870 for (i=serv->children.used;i>0;)
1871 if (serv->children.list[--i] != self)
1872 DelServer(serv->children.list[i], false, NULL);
1874 /* clean up server's user hash tables */
1875 for (i=0;i<=serv->num_mask;i++)
1877 DelUser(serv->users[i], NULL, false, "server delinked");
1881 serverList_remove(&serv->uplink->children, serv);
1882 if (serv == self->uplink)
1883 self->uplink = NULL;
1884 servers_num[base64toint(serv->numeric, strlen(serv->numeric))] = NULL;
1885 dict_remove(servers, serv->name);
1886 serverList_clean(&serv->children);
1892 AddService(const char *nick, const char *modes, const char *desc, const char *hostname)
1894 char numeric[COMBO_NUMERIC_LEN+1];
1895 int local_num = get_local_numeric();
1896 time_t timestamp = now;
1897 struct userNode *old_user = GetUserH(nick);
1900 if (IsLocal(old_user))
1902 timestamp = old_user->timestamp - 1;
1904 if (local_num == -1) {
1905 log_module(MAIN_LOG, LOG_ERROR, "Unable to allocate numnick for service %s", nick);
1909 hostname = self->name;
1910 make_numeric(self, local_num, numeric);
1911 return AddUser(self, nick, nick, hostname, modes ? modes : "+oik", numeric, desc, now, "AAAAAA");
1915 AddClone(const char *nick, const char *ident, const char *hostname, const char *desc)
1917 char numeric[COMBO_NUMERIC_LEN+1];
1918 int local_num = get_local_numeric();
1919 time_t timestamp = now;
1920 struct userNode *old_user = GetUserH(nick);
1923 if (IsLocal(old_user))
1925 timestamp = old_user->timestamp - 1;
1927 if (local_num == -1) {
1928 log_module(MAIN_LOG, LOG_ERROR, "Unable to allocate numnick for clone %s", nick);
1931 make_numeric(self, local_num, numeric);
1932 return AddUser(self, nick, ident, hostname, "+i", numeric, desc, timestamp, "AAAAAA");
1936 is_valid_nick(const char *nick) {
1938 /* IRC has some of The Most Fucked-Up ideas about character sets
1940 if (!isalpha(*nick) && !strchr("{|}~[\\]^_`", *nick))
1942 for (ii = 0; nick[ii]; ++ii)
1943 if (!isalnum(nick[ii]) && !strchr("{|}~[\\]^-_`", nick[ii]))
1945 if (strlen(nick) > nicklen)
1950 static struct userNode*
1951 AddUser(struct server* uplink, const char *nick, const char *ident, const char *hostname, const char *modes, const char *numeric, const char *userinfo, time_t timestamp, const char *realip)
1953 struct userNode *oldUser, *uNode;
1954 unsigned int n, ignore_user;
1956 if ((strlen(numeric) < 3) || (strlen(numeric) > 5)) {
1957 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): numeric %s wrong length!", uplink, nick, numeric);
1962 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): server for numeric %s doesn't exist!", uplink, nick, numeric);
1966 if (uplink != GetServerN(numeric)) {
1967 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): server for numeric %s differs from nominal uplink %s.", uplink, nick, numeric, uplink->name);
1971 if (!is_valid_nick(nick)) {
1972 log_module(MAIN_LOG, LOG_WARNING, "AddUser(%p, %s, ...): invalid nickname detected.", uplink, nick);
1977 if ((oldUser = GetUserH(nick))) {
1978 if (IsLocal(oldUser) && (IsService(oldUser) || IsPersistent(oldUser))) {
1979 /* The service should collide the new user off. */
1980 oldUser->timestamp = timestamp - 1;
1983 if (oldUser->timestamp > timestamp) {
1984 /* "Old" user is really newer; remove them */
1985 DelUser(oldUser, 0, 1, "Overruled by older nick");
1987 /* User being added is too new; do not add them to
1988 * clients, but do add them to the server's list, since it
1989 * will send a KILL and QUIT soon. */
1994 /* create new usernode and set all values */
1995 uNode = calloc(1, sizeof(*uNode));
1996 uNode->nick = strdup(nick);
1997 safestrncpy(uNode->ident, ident, sizeof(uNode->ident));
1998 safestrncpy(uNode->info, userinfo, sizeof(uNode->info));
1999 safestrncpy(uNode->hostname, hostname, sizeof(uNode->hostname));
2000 safestrncpy(uNode->numeric, numeric, sizeof(uNode->numeric));
2001 irc_p10_pton(&uNode->ip, realip);
2002 uNode->timestamp = timestamp;
2003 modeList_init(&uNode->channels);
2004 uNode->uplink = uplink;
2005 if (++uNode->uplink->clients > uNode->uplink->max_clients) {
2006 uNode->uplink->max_clients = uNode->uplink->clients;
2008 uNode->num_local = base64toint(numeric+strlen(uNode->uplink->numeric), 3) & uNode->uplink->num_mask;
2009 uNode->uplink->users[uNode->num_local] = uNode;
2010 mod_usermode(uNode, modes);
2014 dict_insert(clients, uNode->nick, uNode);
2015 if (dict_size(clients) > max_clients) {
2016 max_clients = dict_size(clients);
2017 max_clients_time = now;
2021 for (n=0; n<nuf_used; n++)
2022 if (nuf_list[n](uNode))
2027 /* removes user from it's server's hash table and nick hash table */
2029 DelUser(struct userNode* user, struct userNode *killer, int announce, const char *why)
2035 /* mark them as dead, in case anybody cares */
2038 /* remove user from all channels */
2039 while (user->channels.used > 0)
2040 DelChannelUser(user, user->channels.list[user->channels.used-1]->channel, false, 0);
2042 /* Call these in reverse order so ChanServ can update presence
2043 information before NickServ nukes the handle_info. */
2044 for (n = duf_used; n > 0; )
2045 duf_list[--n](user, killer, why);
2047 user->uplink->clients--;
2048 user->uplink->users[user->num_local] = NULL;
2050 userList_remove(&curr_opers, user);
2051 /* remove from global dictionary, but not if after a collide */
2052 if (user == dict_find(clients, user->nick, NULL))
2053 dict_remove(clients, user->nick);
2055 if (IsInvisible(user))
2060 irc_quit(user, why);
2062 irc_kill(killer, user, why);
2065 modeList_clean(&user->channels);
2066 /* We don't free them, in case we try to privmsg them or something
2067 * (like when a stupid oper kills themself). We just put them onto
2068 * a list of clients that get freed after processing each line.
2070 if (dead_users.size)
2071 userList_append(&dead_users, user);
2076 static void call_oper_funcs(struct userNode *user);
2078 void mod_usermode(struct userNode *user, const char *mode_change) {
2080 const char *word = mode_change;
2082 if (!user || !mode_change)
2084 while (*word != ' ' && *word) word++;
2085 while (*word == ' ') word++;
2087 #define do_user_mode(FLAG) do { if (add) user->modes |= FLAG; else user->modes &= ~FLAG; } while (0)
2088 switch (*mode_change++) {
2089 case 0: case ' ': return;
2090 case '+': add = 1; break;
2091 case '-': add = 0; break;
2093 do_user_mode(FLAGS_OPER);
2095 userList_append(&curr_opers, user);
2096 call_oper_funcs(user);
2098 userList_remove(&curr_opers, user);
2101 case 'O': do_user_mode(FLAGS_LOCOP); break;
2102 case 'i': do_user_mode(FLAGS_INVISIBLE);
2108 case 'w': do_user_mode(FLAGS_WALLOP); break;
2109 case 's': do_user_mode(FLAGS_SERVNOTICE); break;
2110 case 'd': do_user_mode(FLAGS_DEAF); break;
2111 case 'k': do_user_mode(FLAGS_SERVICE); break;
2112 case 'g': do_user_mode(FLAGS_GLOBAL); break;
2113 case 'h': do_user_mode(FLAGS_HELPER); break;
2114 case 'x': do_user_mode(FLAGS_HIDDEN_HOST); break;
2119 for (ii=0; (*word != ' ') && (*word != '\0'); )
2120 tag[ii++] = *word++;
2122 while (*word == ' ')
2124 call_account_func(user, tag);
2131 for (ii=0; (*word != ' ') && (*word != '\0'); )
2132 host[ii++] = *word++;
2134 while (*word == ' ')
2136 assign_fakehost(user, host, 0);
2144 struct mod_chanmode *
2145 mod_chanmode_parse(struct chanNode *channel, char **modes, unsigned int argc, unsigned int flags, short base_oplevel)
2147 struct mod_chanmode *change;
2148 unsigned int ii, in_arg, ch_arg, add;
2152 if (!(change = mod_chanmode_alloc(argc - 1)))
2155 for (ii = ch_arg = 0, in_arg = add = 1;
2156 (modes[0][ii] != '\0') && (modes[0][ii] != ' ');
2158 switch (modes[0][ii]) {
2165 #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)
2166 case 'C': do_chan_mode(MODE_NOCTCPS); break;
2167 case 'D': do_chan_mode(MODE_DELAYJOINS); break;
2168 case 'c': do_chan_mode(MODE_NOCOLORS); break;
2169 case 'i': do_chan_mode(MODE_INVITEONLY); break;
2170 case 'm': do_chan_mode(MODE_MODERATED); break;
2171 case 'n': do_chan_mode(MODE_NOPRIVMSGS); break;
2172 case 'p': do_chan_mode(MODE_PRIVATE); break;
2173 case 'r': do_chan_mode(MODE_REGONLY); break;
2174 case 's': do_chan_mode(MODE_SECRET); break;
2175 case 't': do_chan_mode(MODE_TOPICLIMIT); break;
2177 if (!(flags & MCP_REGISTERED)) {
2178 do_chan_mode(MODE_REGISTERED);
2180 mod_chanmode_free(change);
2189 change->modes_set |= MODE_LIMIT;
2190 change->new_limit = atoi(modes[in_arg++]);
2192 change->modes_set &= ~MODE_LIMIT;
2193 change->modes_clear |= MODE_LIMIT;
2200 change->modes_set |= MODE_KEY;
2201 safestrncpy(change->new_key, modes[in_arg++], sizeof(change->new_key));
2203 change->modes_clear |= MODE_KEY;
2204 if (!(flags & MCP_KEY_FREE)) {
2216 change->modes_set |= MODE_UPASS;
2217 safestrncpy(change->new_upass, modes[in_arg++], sizeof(change->new_upass));
2219 change->modes_clear |= MODE_UPASS;
2220 if (!(flags & MCP_UPASS_FREE)) {
2231 change->modes_set |= MODE_APASS;
2232 safestrncpy(change->new_apass, modes[in_arg++], sizeof(change->new_apass));
2234 change->modes_clear |= MODE_APASS;
2235 if (!(flags & MCP_APASS_FREE)) {
2243 if (!(flags & MCP_ALLOW_OVB))
2247 change->args[ch_arg].mode = MODE_BAN;
2249 change->args[ch_arg].mode |= MODE_REMOVE;
2250 change->args[ch_arg++].u.hostmask = modes[in_arg++];
2254 struct userNode *victim;
2258 oplevel_str = strchr(modes[in_arg], ':');
2261 /* XXYYY M #channel +o XXYYY:<oplevel> */
2262 *oplevel_str++ = '\0';
2263 oplevel = parse_oplevel(oplevel_str);
2264 if (oplevel <= base_oplevel && !(flags & MCP_FROM_SERVER))
2265 oplevel = base_oplevel + 1;
2267 else if (channel->modes & MODE_UPASS)
2268 oplevel = base_oplevel + 1;
2272 /* Check that oplevel is within bounds. */
2273 if (oplevel > MAXOPLEVEL)
2274 oplevel = MAXOPLEVEL;
2276 if (!(flags & MCP_ALLOW_OVB))
2280 change->args[ch_arg].mode = (modes[0][ii] == 'o') ? MODE_CHANOP : MODE_VOICE;
2282 change->args[ch_arg].mode |= MODE_REMOVE;
2283 if (flags & MCP_FROM_SERVER)
2284 victim = GetUserN(modes[in_arg++]);
2286 victim = GetUserH(modes[in_arg++]);
2289 if ((change->args[ch_arg].u.member = GetUserMode(channel, victim)))
2291 /* Apply the oplevel change */
2292 change->args[ch_arg].u.member->oplevel = oplevel;
2298 if (!(flags & MCP_FROM_SERVER))
2303 change->argc = ch_arg; /* in case any turned out to be ignored */
2304 if (change->modes_set & MODE_SECRET) {
2305 change->modes_set &= ~(MODE_PRIVATE);
2306 change->modes_clear |= MODE_PRIVATE;
2307 } else if (change->modes_set & MODE_PRIVATE) {
2308 change->modes_set &= ~(MODE_SECRET);
2309 change->modes_clear |= MODE_SECRET;
2313 mod_chanmode_free(change);
2317 struct chanmode_buffer {
2320 struct chanNode *channel;
2321 struct userNode *actor;
2322 unsigned int modes_used;
2323 unsigned int args_used;
2325 unsigned int is_add : 1;
2326 unsigned int is_chanop : 1;
2330 mod_chanmode_append(struct chanmode_buffer *buf, char ch, const char *arg)
2332 size_t arg_len = strlen(arg);
2333 if (buf->modes_used > (MAXMODEPARAMS) ||
2334 buf->modes_used + buf->args_used + buf->chname_len + arg_len > 450) {
2335 memcpy(buf->modes + buf->modes_used, buf->args, buf->args_used);
2336 buf->modes[buf->modes_used + buf->args_used] = '\0';
2337 irc_mode((buf->is_chanop ? buf->actor : NULL), buf->channel, buf->modes);
2338 buf->modes[0] = buf->is_add ? '+' : '-';
2339 buf->modes_used = 1;
2342 buf->modes[buf->modes_used++] = ch;
2343 buf->args[buf->args_used++] = ' ';
2344 memcpy(buf->args + buf->args_used, arg, arg_len);
2345 buf->args_used += arg_len;
2349 mod_chanmode_announce(struct userNode *who, struct chanNode *channel, struct mod_chanmode *change)
2351 struct chanmode_buffer chbuf;
2353 struct modeNode *mn;
2354 char int_buff[32], mode = '\0';
2356 assert(change->argc <= change->alloc_argc);
2357 memset(&chbuf, 0, sizeof(chbuf));
2358 chbuf.channel = channel;
2360 chbuf.chname_len = strlen(channel->name);
2362 mn = GetUserMode(channel, who);
2363 if ((mn && (mn->modes & MODE_CHANOP)) || off_channel)
2364 chbuf.is_chanop = 1;
2366 /* First remove modes */
2368 if (change->modes_clear) {
2370 chbuf.modes[chbuf.modes_used++] = mode = '-';
2371 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_clear & MODE_##BIT) chbuf.modes[chbuf.modes_used++] = CHAR
2372 DO_MODE_CHAR(PRIVATE, 'p');
2373 DO_MODE_CHAR(SECRET, 's');
2374 DO_MODE_CHAR(MODERATED, 'm');
2375 DO_MODE_CHAR(TOPICLIMIT, 't');
2376 DO_MODE_CHAR(INVITEONLY, 'i');
2377 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2378 DO_MODE_CHAR(LIMIT, 'l');
2379 DO_MODE_CHAR(DELAYJOINS, 'D');
2380 DO_MODE_CHAR(REGONLY, 'r');
2381 DO_MODE_CHAR(NOCOLORS, 'c');
2382 DO_MODE_CHAR(NOCTCPS, 'C');
2383 DO_MODE_CHAR(REGISTERED, 'z');
2385 if (change->modes_clear & channel->modes & MODE_KEY)
2386 mod_chanmode_append(&chbuf, 'k', channel->key);
2387 if (change->modes_clear & channel->modes & MODE_UPASS)
2388 mod_chanmode_append(&chbuf, 'U', channel->upass);
2389 if (change->modes_clear * channel->modes & MODE_APASS)
2390 mod_chanmode_append(&chbuf, 'A', channel->apass);
2392 for (arg = 0; arg < change->argc; ++arg) {
2393 if (!(change->args[arg].mode & MODE_REMOVE))
2396 chbuf.modes[chbuf.modes_used++] = mode = '-';
2397 switch (change->args[arg].mode & ~MODE_REMOVE) {
2399 mod_chanmode_append(&chbuf, 'b', change->args[arg].u.hostmask);
2402 if (change->args[arg].mode & MODE_CHANOP)
2403 mod_chanmode_append(&chbuf, 'o', change->args[arg].u.member->user->numeric);
2404 if (change->args[arg].mode & MODE_VOICE)
2405 mod_chanmode_append(&chbuf, 'v', change->args[arg].u.member->user->numeric);
2412 if (change->modes_set) {
2414 chbuf.modes[chbuf.modes_used++] = mode = '+';
2415 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_set & MODE_##BIT) chbuf.modes[chbuf.modes_used++] = CHAR
2416 DO_MODE_CHAR(PRIVATE, 'p');
2417 DO_MODE_CHAR(SECRET, 's');
2418 DO_MODE_CHAR(MODERATED, 'm');
2419 DO_MODE_CHAR(TOPICLIMIT, 't');
2420 DO_MODE_CHAR(INVITEONLY, 'i');
2421 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2422 DO_MODE_CHAR(DELAYJOINS, 'D');
2423 DO_MODE_CHAR(REGONLY, 'r');
2424 DO_MODE_CHAR(NOCOLORS, 'c');
2425 DO_MODE_CHAR(NOCTCPS, 'C');
2426 DO_MODE_CHAR(REGISTERED, 'z');
2428 if(change->modes_set & MODE_KEY)
2429 mod_chanmode_append(&chbuf, 'k', change->new_key);
2430 if (change->modes_set & MODE_UPASS)
2431 mod_chanmode_append(&chbuf, 'U', change->new_upass);
2432 if (change->modes_set & MODE_APASS)
2433 mod_chanmode_append(&chbuf, 'A', change->new_apass);
2434 if(change->modes_set & MODE_LIMIT) {
2435 sprintf(int_buff, "%d", change->new_limit);
2436 mod_chanmode_append(&chbuf, 'l', int_buff);
2439 for (arg = 0; arg < change->argc; ++arg) {
2440 if (change->args[arg].mode & MODE_REMOVE)
2443 chbuf.modes[chbuf.modes_used++] = mode = '+';
2444 switch (change->args[arg].mode) {
2446 mod_chanmode_append(&chbuf, 'b', change->args[arg].u.hostmask);
2449 if (change->args[arg].mode & MODE_CHANOP)
2450 mod_chanmode_append(&chbuf, 'o', change->args[arg].u.member->user->numeric);
2451 if (change->args[arg].mode & MODE_VOICE)
2452 mod_chanmode_append(&chbuf, 'v', change->args[arg].u.member->user->numeric);
2457 /* Flush the buffer and apply changes locally */
2458 if (chbuf.modes_used > 0) {
2459 memcpy(chbuf.modes + chbuf.modes_used, chbuf.args, chbuf.args_used);
2460 chbuf.modes[chbuf.modes_used + chbuf.args_used] = '\0';
2461 irc_mode((chbuf.is_chanop ? chbuf.actor : NULL), chbuf.channel, chbuf.modes);
2463 mod_chanmode_apply(who, channel, change);
2467 mod_chanmode_format(struct mod_chanmode *change, char *outbuff)
2469 unsigned int used = 0;
2470 assert(change->argc <= change->alloc_argc);
2471 if (change->modes_clear) {
2472 outbuff[used++] = '-';
2473 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_clear & MODE_##BIT) outbuff[used++] = CHAR
2474 DO_MODE_CHAR(PRIVATE, 'p');
2475 DO_MODE_CHAR(SECRET, 's');
2476 DO_MODE_CHAR(MODERATED, 'm');
2477 DO_MODE_CHAR(TOPICLIMIT, 't');
2478 DO_MODE_CHAR(INVITEONLY, 'i');
2479 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2480 DO_MODE_CHAR(LIMIT, 'l');
2481 DO_MODE_CHAR(KEY, 'k');
2482 DO_MODE_CHAR(UPASS, 'U');
2483 DO_MODE_CHAR(APASS, 'A');
2484 DO_MODE_CHAR(DELAYJOINS, 'D');
2485 DO_MODE_CHAR(REGONLY, 'r');
2486 DO_MODE_CHAR(NOCOLORS, 'c');
2487 DO_MODE_CHAR(NOCTCPS, 'C');
2488 DO_MODE_CHAR(REGISTERED, 'z');
2491 if (change->modes_set) {
2492 outbuff[used++] = '+';
2493 #define DO_MODE_CHAR(BIT, CHAR) if (change->modes_set & MODE_##BIT) outbuff[used++] = CHAR
2494 DO_MODE_CHAR(PRIVATE, 'p');
2495 DO_MODE_CHAR(SECRET, 's');
2496 DO_MODE_CHAR(MODERATED, 'm');
2497 DO_MODE_CHAR(TOPICLIMIT, 't');
2498 DO_MODE_CHAR(INVITEONLY, 'i');
2499 DO_MODE_CHAR(NOPRIVMSGS, 'n');
2500 DO_MODE_CHAR(DELAYJOINS, 'D');
2501 DO_MODE_CHAR(REGONLY, 'r');
2502 DO_MODE_CHAR(NOCOLORS, 'c');
2503 DO_MODE_CHAR(NOCTCPS, 'C');
2504 DO_MODE_CHAR(REGISTERED, 'z');
2506 switch (change->modes_set & (MODE_KEY|MODE_LIMIT|MODE_APASS|MODE_UPASS)) {
2507 /* Doing this implementation has been a pain in the arse, I hope I didn't forget a possible combination */
2508 case MODE_KEY|MODE_LIMIT|MODE_APASS|MODE_UPASS:
2509 used += sprintf(outbuff+used, "lkAU %d %s %s %s", change->new_limit, change->new_key, change->new_apass, change->new_upass);
2512 case MODE_KEY|MODE_LIMIT|MODE_APASS:
2513 used += sprintf(outbuff+used, "lkA %d %s %s", change->new_limit, change->new_key, change->new_apass);
2515 case MODE_KEY|MODE_LIMIT|MODE_UPASS:
2516 used += sprintf(outbuff+used, "lkU %d %s %s", change->new_limit, change->new_key, change->new_upass);
2518 case MODE_KEY|MODE_APASS|MODE_UPASS:
2519 used += sprintf(outbuff+used, "kAU %s %s %s", change->new_key, change->new_apass, change->new_upass);
2522 case MODE_KEY|MODE_APASS:
2523 used += sprintf(outbuff+used, "kA %s %s", change->new_key, change->new_apass);
2525 case MODE_KEY|MODE_UPASS:
2526 used += sprintf(outbuff+used, "kU %s %s", change->new_key, change->new_upass);
2528 case MODE_KEY|MODE_LIMIT:
2529 used += sprintf(outbuff+used, "lk %d %s", change->new_limit, change->new_key);
2531 case MODE_LIMIT|MODE_UPASS:
2532 used += sprintf(outbuff+used, "lU %d %s", change->new_limit, change->new_upass);
2534 case MODE_LIMIT|MODE_APASS:
2535 used += sprintf(outbuff+used, "lA %d %s", change->new_limit, change->new_apass);
2537 case MODE_APASS|MODE_UPASS:
2538 used += sprintf(outbuff+used, "AU %s %s", change->new_apass, change->new_upass);
2541 case MODE_LIMIT|MODE_APASS|MODE_UPASS:
2542 used += sprintf(outbuff+used, "lAU %d %s %s", change->new_limit, change->new_apass, change->new_upass);
2546 used += sprintf(outbuff+used, "A %s", change->new_apass);
2549 used += sprintf(outbuff+used, "U %s", change->new_upass);
2552 used += sprintf(outbuff+used, "k %s", change->new_key);
2555 used += sprintf(outbuff+used, "l %d", change->new_limit);
2564 clear_chanmode(struct chanNode *channel, const char *modes)
2566 unsigned int remove;
2568 for (remove = 0; *modes; modes++) {
2570 case 'o': remove |= MODE_CHANOP; break;
2571 case 'v': remove |= MODE_VOICE; break;
2572 case 'p': remove |= MODE_PRIVATE; break;
2573 case 's': remove |= MODE_SECRET; break;
2574 case 'm': remove |= MODE_MODERATED; break;
2575 case 't': remove |= MODE_TOPICLIMIT; break;
2576 case 'i': remove |= MODE_INVITEONLY; break;
2577 case 'n': remove |= MODE_NOPRIVMSGS; break;
2580 channel->key[0] = '\0';
2583 remove |= MODE_APASS;
2584 channel->apass[0] = '\0';
2587 remove |= MODE_UPASS;
2588 channel->upass[0] = '\0';
2591 remove |= MODE_LIMIT;
2594 case 'b': remove |= MODE_BAN; break;
2595 case 'D': remove |= MODE_DELAYJOINS; break;
2596 case 'r': remove |= MODE_REGONLY; break;
2597 case 'c': remove |= MODE_NOCOLORS; break;
2598 case 'C': remove |= MODE_NOCTCPS; break;
2599 case 'z': remove |= MODE_REGISTERED; break;
2606 /* Remove simple modes. */
2607 channel->modes &= ~remove;
2609 /* If removing bans, kill 'em all. */
2610 if ((remove & MODE_BAN) && channel->banlist.used) {
2612 for (i=0; i<channel->banlist.used; i++)
2613 free(channel->banlist.list[i]);
2614 channel->banlist.used = 0;
2617 /* Remove member modes. */
2618 if ((remove & (MODE_CHANOP | MODE_VOICE)) && channel->members.used) {
2619 int mask = ~(remove & (MODE_CHANOP | MODE_VOICE));
2622 for (i = 0; i < channel->members.used; i++)
2623 channel->members.list[i]->modes &= mask;
2630 reg_privmsg_func(struct userNode *user, privmsg_func_t handler)
2632 unsigned int numeric = user->num_local;
2633 if (numeric >= num_privmsg_funcs) {
2634 int newnum = numeric + 8;
2635 privmsg_funcs = realloc(privmsg_funcs, newnum*sizeof(privmsg_func_t));
2636 memset(privmsg_funcs+num_privmsg_funcs, 0, (newnum-num_privmsg_funcs)*sizeof(privmsg_func_t));
2637 num_privmsg_funcs = newnum;
2639 if (privmsg_funcs[numeric])
2640 log_module(MAIN_LOG, LOG_WARNING, "re-registering new privmsg handler for numeric %d", numeric);
2641 privmsg_funcs[numeric] = handler;
2645 unreg_privmsg_func(struct userNode *user, privmsg_func_t handler)
2649 if (!user || handler)
2650 return; /* this really only works with users */
2652 memset(privmsg_funcs+user->num_local, 0, sizeof(privmsg_func_t));
2654 for (x = user->num_local+1; x < num_privmsg_funcs; x++)
2655 memmove(privmsg_funcs+x-1, privmsg_funcs+x, sizeof(privmsg_func_t));
2657 privmsg_funcs = realloc(privmsg_funcs, num_privmsg_funcs*sizeof(privmsg_func_t));
2658 num_privmsg_funcs--;
2663 reg_notice_func(struct userNode *user, privmsg_func_t handler)
2665 unsigned int numeric = user->num_local;
2666 if (numeric >= num_notice_funcs) {
2667 int newnum = numeric + 8;
2668 notice_funcs = realloc(notice_funcs, newnum*sizeof(privmsg_func_t));
2669 memset(notice_funcs+num_notice_funcs, 0, (newnum-num_notice_funcs)*sizeof(privmsg_func_t));
2670 num_notice_funcs = newnum;
2672 if (notice_funcs[numeric])
2673 log_module(MAIN_LOG, LOG_WARNING, "re-registering new notice handler for numeric %d", numeric);
2674 notice_funcs[numeric] = handler;
2678 unreg_notice_func(struct userNode *user, privmsg_func_t handler)
2682 if (!user || handler)
2683 return; /* this really only works with users */
2685 memset(notice_funcs+user->num_local, 0, sizeof(privmsg_func_t));
2687 for (x = user->num_local+1; x < num_notice_funcs; x++)
2688 memmove(notice_funcs+x-1, notice_funcs+x, sizeof(privmsg_func_t));
2690 memset(notice_funcs+user->num_local, 0, sizeof(privmsg_func_t));
2691 notice_funcs = realloc(notice_funcs, num_notice_funcs*sizeof(privmsg_func_t));
2696 reg_oper_func(oper_func_t handler)
2698 if (of_used == of_size) {
2701 of_list = realloc(of_list, of_size*sizeof(oper_func_t));
2704 of_list = malloc(of_size*sizeof(oper_func_t));
2707 of_list[of_used++] = handler;
2711 call_oper_funcs(struct userNode *user)
2716 for (n=0; n<of_used; n++)
2723 unsigned int i, hop, max_hop=1;
2726 /* burst (juped) servers, closest first (except self, which is sent already) */
2727 for (i=0; i<ArrayLength(servers_num); i++)
2728 if (servers_num[i] && servers_num[i]->hops > max_hop)
2729 max_hop = servers_num[i]->hops;
2730 for (hop=1; hop<=max_hop; hop++) {
2731 for (i=0;i<ArrayLength(servers_num);i++) {
2733 && (servers_num[i]->hops == hop)
2734 && (servers_num[i] != self->uplink))
2735 irc_server(servers_num[i]);
2739 /* burst local nicks */
2740 for (i=0; i<=self->num_mask; i++)
2742 irc_user(self->users[i]);
2744 /* build dict of unbursted channel names (just copy existing channels) */
2745 unbursted_channels = dict_new();
2746 for (it = dict_first(channels); it; it = iter_next(it))
2747 dict_insert(unbursted_channels, iter_key(it), iter_data(it));
2754 parse_oplevel(char *str)
2757 while (isdigit(*str))
2758 oplevel = oplevel * 10 + *str++ - '0';