1 /* IRCParser.c - NeonServ v5.5
2 * Copyright (C) 2011-2012 Philipp Kreil (pk910)
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
18 #include "IRCParser.h"
22 #include "IRCEvents.h"
23 #include "ClientSocket.h"
24 #include "WHOHandler.h"
32 struct irc_cmd *irc_commands = NULL;
33 //static struct UserNode *registering_users = NULL;
34 int statistics_privmsg = 0;
35 int statistics_network_users = 0;
36 int statistics_network_channels = 0;
38 static void register_irc_function(char *command, irc_cmd_t *func);
39 static void parse_raw(struct ClientSocket *client, char *from, char *cmd, char **argv, int argc);
41 void parse_line(struct ClientSocket *client, char *line) {
43 char *argv[MAXNUMPARAMS];
45 putlog(LOGLEVEL_RAW, "[%d recv %lu] %s\n", getCurrentThreadID(), (unsigned long) strlen(line), line);
47 putlog(LOGLEVEL_RAW, "[recv %lu] %s\n", (unsigned long) strlen(line), line);
58 //the rest is a single parameter
59 argv[argc++] = line + 1;
63 if (argc >= MAXNUMPARAMS)
65 while (*line != ' ' && *line)
69 parse_raw(client, argv[0], argv[1], argv+2, argc-2);
73 static void register_irc_function(char *command, irc_cmd_t *func) {
74 struct irc_cmd *irc_cmd = malloc(sizeof(*irc_cmd));
77 perror("malloc() failed");
80 irc_cmd->cmd = command;
82 irc_cmd->next = irc_commands;
83 irc_commands = irc_cmd;
86 static void parse_raw(struct ClientSocket *client, char *from, char *cmd, char **argv, int argc) {
87 struct irc_cmd *irc_cmd;
89 for(irc_cmd = irc_commands; irc_cmd; irc_cmd = irc_cmd->next) {
90 if(!stricmp(irc_cmd->cmd, cmd)) {
91 ret = irc_cmd->func(client, from, argv, argc);
96 event_raw(client, from, cmd, argv, argc);
98 fprintf(stderr,"PARSE ERROR: %s\n", cmd);
102 static USERLIST_CALLBACK(got_channel_userlist) {
103 struct ChanUser *chanuser = data;
104 event_join(chanuser);
107 static IRC_CMD(raw_002) { //fixed: ZNC fakes a 001 raw even if we're not connected!
108 struct UserNode *user = getUserByNick(argv[0]);
110 user = addUser(argv[0]);
112 client->user->flags |= USERFLAG_ISBOT;
113 client->flags |= SOCKET_FLAG_READY;
114 event_bot_ready(client);
118 static IRC_CMD(raw_join) {
119 if(from == NULL || argc < 1) return 0;
120 SYNCHRONIZE(cache_sync);
121 struct UserNode *user = getUserByMask(from);
122 struct ChanNode *chan = getChanByName(argv[0]);
123 struct ChanUser *chanuser;
124 if(!chan && (!user || !(user->flags & USERFLAG_ISBOT))) {
125 //parse error if the channel is not known, yet and it's not a bot joining
126 DESYNCHRONIZE(cache_sync);
130 user = addUserMask(from);
133 chan = addChannel(argv[0]);
134 chanuser = addChanUser(chan, user);
135 chanuser->visCount = 1;
136 get_userlist_with_invisible(chan, 0, got_channel_userlist, chanuser);
137 putsock(client, "MODE %s", chan->name);
138 putsock(client, "MODE %s +b", chan->name);
139 } else if((user->flags & USERFLAG_WAS_REGISTERING)) {
140 //user rejoined after registering (should still be present in the channel)
141 if(!(chanuser = getChanUser(user, chan)))
142 chanuser = addChanUser(chan, user);
143 chanuser->visCount++;
145 event_registered(user, from);
146 user->flags &= ~USERFLAG_WAS_REGISTERING;
147 } else if(!isUserOnChan(user, chan)) {
148 //join user to an existing channel
149 chanuser = addChanUser(chan, user);
150 chanuser->visCount = 1;
151 if(isBot(user) && isModeSet(chan->modes, 'D')) //if the bot joins a channel it could also be invisible
152 chanuser->flags |= CHANUSERFLAG_INVISIBLE;
154 event_join(chanuser);
156 if(!(user->flags & USERFLAG_ISBOT) && (chan->flags & CHANFLAG_REJOINING)) {
157 //ABORT AUTOMATIC REJOIN (security break)
158 struct ClientSocket **clients = chan->rejoin_array;
160 putsock(*clients, "JOIN %s", chan->name);
163 free(chan->rejoin_array);
164 chan->flags &= ~CHANFLAG_REJOINING;
167 //user is already in the channel
168 chanuser = getChanUser(user, chan);
169 chanuser->visCount++;
170 //if multiple bots see the user, it can't be invisible
171 chanuser->flags &= ~CHANUSERFLAG_INVISIBLE;
173 DESYNCHRONIZE(cache_sync);
177 static void check_full_rejoin(struct ChanNode *chan) {
178 struct ChanUser *chanuser;
181 for(chanuser = getChannelUsers(chan, NULL); chanuser; chanuser = getChannelUsers(chan, chanuser)) {
182 if((chanuser->flags & CHANUSERFLAG_OPPED) || !(chanuser->user->flags & USERFLAG_ISBOT)) {
186 if((chanuser->user->flags & USERFLAG_ISBOT))
190 struct ClientSocket **clients = calloc(botcount, sizeof(*clients));
191 struct ClientSocket *bot, *chanbot = NULL;
193 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
194 if(!isUserOnChan(bot->user, chan))
196 if(!chanbot && ((bot->flags & SOCKET_FLAG_PREFERRED) || !getBots(SOCKET_FLAG_READY, bot)))
200 putsock(bot, "PART %s :rejoining", chan->name);
206 putsock(chanbot, "PART %s :magic hop", chan->name);
207 putsock(chanbot, "JOIN %s", chan->name);
209 chan->flags |= CHANFLAG_REJOINING;
210 chan->rejoin_array = clients;
215 static IRC_CMD(raw_part) {
216 if(from == NULL || argc < 1) return 0;
217 SYNCHRONIZE(cache_sync);
218 struct UserNode *user = getUserByMask(from);
219 struct ChanNode *chan = getChanByName(argv[0]);
220 struct ChanUser *chanuser;
221 if(user == NULL || chan == NULL || !(chanuser = getChanUser(user, chan))) {
222 DESYNCHRONIZE(cache_sync);
225 chanuser->visCount--;
226 if(chanuser->visCount == 0) {
227 delChanUser(chanuser, 0); //not free, yet!
228 event_part(chanuser, 0, (argc > 1 ? argv[1] : NULL));
229 freeChanUser(chanuser);
232 //check if channel is still present
233 int keep_channel = 1;
234 if(chan->usercount == 0) {
235 if((chan->flags & CHANFLAG_REJOINING)) {
236 struct ClientSocket **clients = chan->rejoin_array;
238 putsock(*clients, "JOIN %s", chan->name);
241 free(chan->rejoin_array);
242 chan->flags &= ~CHANFLAG_REJOINING;
246 } else if(isBot(user)) //bot parted - check if theres another bot in the channel
247 keep_channel = checkChannelVisibility(chan);
249 // free user if he/she is in no other channel
250 if(user->channel == NULL && !(user->flags & USERFLAG_ISBOT))
253 if(keep_channel && (chan->flags & CHANFLAG_RECEIVED_USERLIST) && !(chan->flags & CHANFLAG_REJOINING))
254 check_full_rejoin(chan);
255 else if(keep_channel && (chan->flags & CHANFLAG_REJOINING) && chan->usercount == 1) {
256 //bot is alone... rejoin!
257 struct ClientSocket *bot;
258 //find the last bot in the channel
259 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
260 if(isUserOnChan(bot->user, chan)) {
261 putsock(bot, "PART %s :magic hop", chan->name);
262 putsock(bot, "JOIN %s", chan->name);
266 DESYNCHRONIZE(cache_sync);
270 static IRC_CMD(raw_kick) {
271 if(from == NULL || argc < 3) return 0;
272 SYNCHRONIZE(cache_sync);
273 struct UserNode *user = getUserByMask(from);
274 struct UserNode *target = getUserByNick(argv[1]);
275 struct ChanNode *chan = getChanByName(argv[0]);
276 struct ChanUser *chanuser;
277 if(chan == NULL || target == NULL || !(chanuser = getChanUser(target, chan))) {
278 DESYNCHRONIZE(cache_sync);
281 chanuser->visCount--;
282 if(chanuser->visCount == 0) {
283 delChanUser(chanuser, 0); //not free, yet!
284 event_kick(user, chanuser, argv[2]);
285 freeChanUser(chanuser);
288 //check if channel is still present
289 int keep_channel = 1;
290 if(chan->usercount == 0) {
291 if((chan->flags & CHANFLAG_REJOINING)) {
292 struct ClientSocket **clients = chan->rejoin_array;
294 putsock(*clients, "JOIN %s", chan->name);
297 free(chan->rejoin_array);
298 chan->flags &= ~CHANFLAG_REJOINING;
302 } else if(isBot(target)) //bot parted - check if theres another bot in the channel
303 keep_channel = checkChannelVisibility(chan);
305 // free user if he/she is in no other channel
306 if(target->channel == NULL && !(target->flags & USERFLAG_ISBOT))
309 if(keep_channel && (chan->flags & CHANFLAG_RECEIVED_USERLIST) && !(chan->flags & CHANFLAG_REJOINING))
310 check_full_rejoin(chan);
311 else if(keep_channel && (chan->flags & CHANFLAG_REJOINING) && chan->usercount == 1) {
312 //bot is alone... rejoin!
313 struct ClientSocket *bot;
314 //find the last bot in the channel
315 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
316 if(isUserOnChan(bot->user, chan)) {
317 putsock(bot, "PART %s :magic hop", chan->name);
318 putsock(bot, "JOIN %s", chan->name);
322 DESYNCHRONIZE(cache_sync);
326 static IRC_CMD(raw_quit) {
327 if(from == NULL || argc < 1) return 0;
328 SYNCHRONIZE(cache_sync);
329 struct UserNode *user = getUserByMask(from);
331 DESYNCHRONIZE(cache_sync);
335 if(client->user == user) {
336 DESYNCHRONIZE(cache_sync);
340 //check if user is just registering
341 if(!stricmp(argv[0], "Registered"))
342 user->flags |= USERFLAG_WAS_REGISTERING;
344 //decrease visCount counter
345 struct ChanUser *chanuser, *next_chanuser;
346 for(chanuser = getUserChannels(user, NULL); chanuser; chanuser = next_chanuser) {
347 next_chanuser = getUserChannels(user, chanuser);
348 chanuser->visCount--;
349 if(chanuser->visCount == 0) {
350 delChanUser(chanuser, 0); //not free, yet!
351 event_part(chanuser, 1, argv[0]);
352 if((chanuser->chan->flags & CHANFLAG_RECEIVED_USERLIST) && !(chanuser->chan->flags & CHANFLAG_REJOINING))
353 check_full_rejoin(chanuser->chan);
354 freeChanUser(chanuser);
358 if(user->channel == NULL) {
363 if((user->flags & USERFLAG_WAS_REGISTERING)) {
364 //TODO: set a timeout or sth like that?
369 DESYNCHRONIZE(cache_sync);
373 void bot_disconnect(struct ClientSocket *client) {
374 struct UserNode *user = client->user;
376 //just remove the bot mark from the user and handle a normal quit :)
377 user->flags &= ~USERFLAG_ISBOT;
379 client->flags &= ~SOCKET_FLAG_READY;
381 //decrease visCount counter
382 struct ChanUser *chanuser, *next_chanuser;
383 for(chanuser = getUserChannels(user, NULL); chanuser; chanuser = next_chanuser) {
384 next_chanuser = getUserChannels(user, chanuser);
385 chanuser->visCount--;
386 if(chanuser->visCount == 0) {
387 delChanUser(chanuser, 0); //not free, yet!
388 event_part(chanuser, 1, "QUIT");
389 if((chanuser->chan->flags & CHANFLAG_RECEIVED_USERLIST) && !(chanuser->chan->flags & CHANFLAG_REJOINING))
390 check_full_rejoin(chanuser->chan);
391 freeChanUser(chanuser);
395 if(user->channel == NULL)
400 static struct ClientSocket *get_first_prefered_bot_in_channel(struct ChanNode *chan) {
401 struct ClientSocket *bot, *chanbot = NULL;
402 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
403 if(!isUserOnChan(bot->user, chan))
405 if(bot->flags & SOCKET_FLAG_PREFERRED)
412 static IRC_CMD(raw_topic) {
413 if(from == NULL || argc < 2) return 0;
414 SYNCHRONIZE(cache_sync);
415 struct UserNode *user = getUserByMask(from);
416 struct ChanNode *chan = getChanByName(argv[0]);
418 DESYNCHRONIZE(cache_sync);
421 if(client != get_first_prefered_bot_in_channel(chan)) {
422 DESYNCHRONIZE(cache_sync);
423 return 1; //just ignore it to prevent event duplicates
426 user = createTempUserMask(from);
428 DESYNCHRONIZE(cache_sync);
431 user->flags |= USERFLAG_ISTMPUSER;
433 event_topic(user, chan, argv[1]);
434 strcpy(chan->topic, argv[1]);
435 DESYNCHRONIZE(cache_sync);
439 static IRC_CMD(raw_privmsg) {
440 if(from == NULL || argc < 2) return 0;
441 struct UserNode *user = getUserByMask(from);
443 user = createTempUserMask(from);
445 user->flags |= USERFLAG_ISTMPUSER;
447 if(argv[0][0] == '#') { //Channel message
448 struct ChanNode *chan = getChanByName(argv[0]);
449 if(chan && client == get_first_prefered_bot_in_channel(chan)) {
450 if(statistics_enabled)
451 statistics_privmsg++;
452 if(argv[1][0] == '\001') {
453 char *cmd = &argv[1][1];
454 char *text = strstr(cmd, " ");
458 if(strlen(text) && text[strlen(text)-1] == '\001')
459 text[strlen(text)-1] = '\0';
460 } else if(strlen(cmd) && cmd[strlen(cmd)-1] == '\001')
461 cmd[strlen(cmd)-1] = '\0';
462 event_chanctcp(user, chan, cmd, text);
464 event_chanmsg(user, chan, argv[1]);
467 struct UserNode *target = getUserByNick(argv[0]);
469 if(argv[1][0] == '\001') {
470 char *cmd = &argv[1][1];
471 char *text = strstr(cmd, " ");
475 if(strlen(text) && text[strlen(text)-1] == '\001')
476 text[strlen(text)-1] = '\0';
477 } else if(strlen(cmd) && cmd[strlen(cmd)-1] == '\001')
478 cmd[strlen(cmd)-1] = '\0';
479 event_privctcp(user, target, cmd, text);
481 event_privmsg(user, target, argv[1]);
487 static IRC_CMD(raw_notice) {
488 if(from == NULL || argc < 2) return 0;
489 struct UserNode *user = getUserByMask(from);
491 user = createTempUserMask(from);
493 user->flags |= USERFLAG_ISTMPUSER;
495 if(argv[0][0] == '#') { //Channel notice
496 struct ChanNode *chan = getChanByName(argv[0]);
497 if(chan && client == get_first_prefered_bot_in_channel(chan))
498 event_channotice(user, chan, argv[1]);
500 struct UserNode *target = getUserByNick(argv[0]);
502 event_privnotice(user, target, argv[1]);
507 static void client_renamed(struct ClientSocket *client);
509 static IRC_CMD(raw_nick) {
510 if(from == NULL || argc == 0) return 0;
511 SYNCHRONIZE(cache_sync);
512 struct UserNode *user = getUserByMask(from);
514 DESYNCHRONIZE(cache_sync);
515 return 1; //maybe already renamed - no parse error
518 if(client->user != user) {
519 DESYNCHRONIZE(cache_sync);
522 client_renamed(client);
524 else if(!strcmp(user->nick, argv[0])) {
525 DESYNCHRONIZE(cache_sync);
526 return 1; //user has already this nick (case sensitive)
528 event_nick(user, argv[0]);
529 renameUser(user, argv[0]);
530 DESYNCHRONIZE(cache_sync);
534 static IRC_CMD(raw_ping) {
535 if(argc == 0) return 0;
536 putsock(client, "PONG :%s", argv[0]);
540 static IRC_CMD(raw_354) {
541 recv_whohandler_354(client, argv, argc);
545 static IRC_CMD(raw_315) {
546 recv_whohandler_315(client, argv, argc);
550 static IRC_CMD(raw_324) { //MODE LIST
551 //Watchcat #pktest +stnzN
552 if(from == NULL || argc < 3) return 0;
553 struct ChanNode *chan = getChanByName(argv[1]);
554 if(chan == NULL) return 0;
555 parseModes(chan->modes, argv[2], argv+3, argc-3);
559 static IRC_CMD(raw_invite) {
560 if(from == NULL || argc < 2) return 0;
561 struct UserNode *user = getUserByMask(from);
563 user = createTempUserMask(from);
565 user->flags |= USERFLAG_ISTMPUSER;
567 event_invite(client, user, argv[1]);
571 static IRC_CMD(raw_mode) {
572 if(from == NULL || argc < 2) return 0;
573 SYNCHRONIZE(cache_sync);
574 struct UserNode *user = getUserByMask(from);
576 user = createTempUserMask(from);
578 DESYNCHRONIZE(cache_sync);
581 user->flags |= USERFLAG_ISTMPUSER;
583 if(argv[0][0] == '#') {
585 struct ChanNode *chan = getChanByName(argv[0]);
587 DESYNCHRONIZE(cache_sync);
590 if(client != get_first_prefered_bot_in_channel(chan)) {
591 DESYNCHRONIZE(cache_sync);
594 parseModes(chan->modes, argv[1], argv+2, argc-2);
595 event_mode(user, chan, argv[1], argv+2, argc-2);
598 if(stricmp(client->user->nick, argv[0])) {
599 DESYNCHRONIZE(cache_sync);
602 parseUserModes(client->user, argv[1]);
604 DESYNCHRONIZE(cache_sync);
608 static IRC_CMD(raw_367) {
609 //Watchcat #pktest pk911!*@* TestBot!~bot@pktest.user.WebGamesNet 1315863279
610 struct ChanNode *chan = getChanByName(argv[1]);
613 while((ban = getMatchingChannelBan(chan, argv[2]))) {
614 removeChannelBan(ban);
616 addChannelBan(chan, argv[2]);
620 static IRC_CMD(raw_251) {
621 if(argc < 2) return 0;
622 char *total_user_str = argv[1];
623 char total_visible[20], total_invisible[20];
624 int i = 0, total_visible_pos = 0, total_invisible_pos = 0;
625 while(*total_user_str) {
626 if(*total_user_str == ' ') {
629 if(total_visible_pos < 20)
630 total_visible[total_visible_pos++] = *total_user_str;
632 if(total_invisible_pos < 20)
633 total_invisible[total_invisible_pos++] = *total_user_str;
637 total_visible[total_visible_pos] = '\0';
638 total_invisible[total_invisible_pos] = '\0';
639 statistics_network_users = atoi(total_visible) + atoi(total_invisible);
643 static IRC_CMD(raw_254) {
644 if(argc < 3) return 0;
645 statistics_network_channels = atoi(argv[1]);
650 static IRC_CMD(raw_332) {
651 //Skynet #neonserv :topic
652 struct ChanNode *chan = getChanByName(argv[1]);
654 strcpy(chan->topic, argv[2]);
658 struct ClientRenamePartedChannel {
659 char channel[CHANNELLEN+1];
660 struct ClientRenamePartedChannel *next;
663 static IRC_CMD(raw_437) { //can NOT change nick
664 struct ClientRenamePartedChannel *partedchan = malloc(sizeof(*partedchan));
665 strcpy(partedchan->channel, argv[1]);
666 if((client->flags & SOCKET_FLAG_CHANGENICK))
667 partedchan->next = client->changenick_channels;
669 partedchan->next = NULL;
670 client->changenick_channels = partedchan;
671 client->flags |= SOCKET_FLAG_CHANGENICK;
672 putsock(client, "PART %s", argv[1]);
673 putsock(client, "NICK %s", client->nick);
677 static void client_renamed(struct ClientSocket *client) {
678 if((client->flags & SOCKET_FLAG_CHANGENICK)) {
679 struct ClientRenamePartedChannel *partedchan, *nextchan;
680 for(partedchan = client->changenick_channels; partedchan; partedchan = nextchan) {
681 nextchan = partedchan->next;
682 putsock(client, "JOIN %s", partedchan->channel);
685 client->flags &= ~SOCKET_FLAG_CHANGENICK;
689 static void raw_005_network(struct ClientSocket *client, char *value) {
691 //check all other networknames
692 //if they are NOT simular to value throw a warning
693 SYNCHRONIZE(cache_sync); //all bots connect to the same time so there is a higher chance that this code is running on multiple threads at the same time
694 if(client->network_name)
695 free(client->network_name);
696 client->network_name = strdup(value);
697 struct ClientSocket *bot;
698 for(bot = getBots(SOCKET_FLAG_READY, NULL); bot; bot = getBots(SOCKET_FLAG_READY, bot)) {
699 if(bot == client) continue;
700 if(!bot->network_name) continue;
701 if(stricmp(bot->network_name, value)) {
702 putlog(LOGLEVEL_ERROR, "WARNING: Network name '%s' (%s) differs from '%s' (%s)! Connecting to multiple IRC-Networks with one instance is NOT supported!\n", client->network_name, client->nick, bot->network_name, bot->nick);
706 DESYNCHRONIZE(cache_sync);
709 static IRC_CMD(raw_005) {
710 char *ptr1 = merge_argv(argv, 1, argc);
711 char *ptr2, *name, *value;
713 ptr2 = strchr(ptr1, ' ');
717 if((value = strchr(ptr1, '='))) {
721 if(!stricmp(name, "NETWORK")) raw_005_network(client, value);
728 static IRC_CMD(raw_nojoin) {
729 if(from == NULL || argc < 3) return 0;
730 struct ChanNode *chan = getChanByName(argv[1]);
731 if(chan == NULL) return 0;
732 if(client->flags & SOCKET_FLAG_REQUEST_INVITE)
733 requestInvite(client->user, chan);
738 //all the raws we receive...
739 register_irc_function("437", raw_437);
740 register_irc_function("002", raw_002);
741 register_irc_function("005", raw_005);
742 register_irc_function("251", raw_251);
743 register_irc_function("254", raw_254);
744 register_irc_function("324", raw_324);
745 register_irc_function("332", raw_332);
746 register_irc_function("367", raw_367);
747 register_irc_function("471", raw_nojoin);
748 register_irc_function("473", raw_nojoin);
749 register_irc_function("474", raw_nojoin);
750 register_irc_function("475", raw_nojoin);
751 register_irc_function("INVITE", raw_invite);
752 register_irc_function("NOTICE", raw_notice);
753 register_irc_function("TOPIC", raw_topic);
754 register_irc_function("KICK", raw_kick);
755 register_irc_function("PART", raw_part);
756 register_irc_function("QUIT", raw_quit);
757 register_irc_function("JOIN", raw_join);
758 register_irc_function("MODE", raw_mode);
759 register_irc_function("NICK", raw_nick);
760 register_irc_function("354", raw_354);
761 register_irc_function("315", raw_315);
762 register_irc_function("PING", raw_ping);
763 register_irc_function("PRIVMSG", raw_privmsg);
767 struct irc_cmd *cmd, *next;
768 for(cmd = irc_commands; cmd; cmd = next) {
774 void reply(struct ClientSocket *client, struct UserNode *user, const char *text, ...) {
775 const char *reply_format = get_language_string(user, text);
776 if(reply_format == NULL)
778 loadUserSettings(user);
779 char formatBuf[MAXLEN];
780 sprintf(formatBuf, "%s %s :%s", ((user->flags & USERFLAG_REPLY_PRIVMSG) ? "PRIVMSG" : "NOTICE"), user->nick, reply_format);
782 char sendBuf[MAXLEN];
784 if (!(client->flags & SOCKET_FLAG_CONNECTED)) return;
786 va_start(arg_list, text);
787 pos = vsnprintf(sendBuf, MAXLEN - 2, formatBuf, arg_list);
789 if (pos < 0 || pos > (MAXLEN - 2)) pos = MAXLEN - 2;
791 sendBuf[pos+1] = '\0';
792 write_socket(client, sendBuf, pos+1);
795 char* merge_argv(char **argv, int start, int end) {
796 return merge_argv_char(argv, start, end, ' ');
799 char* merge_argv_char(char **argv, int start, int end, char seperator) {
802 for(i = start; i < end; i++) {
806 while(p != argv[i+1]) {