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source: irc_commands.c @ c570c86

Last change on this file since c570c86 was 0e7ab64, checked in by Wilmer van der Gaast <wilmer@…>, at 2007-04-23T02:58:44Z
Got rid of one HORRIBLE stupidity called chat_by_channel(), which still used the GLOBAL IM connections list, allowing user A to interfere with user B's groupchats if running in daemon mode. I can't believe this was still there...
Property mode set to `100644`
File size: 17.3 KB

Rev	Line
[0298d11]	1	/********************************************************************\
	2	* BitlBee -- An IRC to other IM-networks gateway *
	3	* *
	4	* Copyright 2002-2006 Wilmer van der Gaast and others *
	5	\********************************************************************/
	6
	7	/* IRC commands */
	8
	9	/*
	10	This program is free software; you can redistribute it and/or modify
	11	it under the terms of the GNU General Public License as published by
	12	the Free Software Foundation; either version 2 of the License, or
	13	(at your option) any later version.
	14
	15	This program is distributed in the hope that it will be useful,
	16	but WITHOUT ANY WARRANTY; without even the implied warranty of
	17	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	18	GNU General Public License for more details.
	19
	20	You should have received a copy of the GNU General Public License with
	21	the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
	22	if not, write to the Free Software Foundation, Inc., 59 Temple Place,
	23	Suite 330, Boston, MA 02111-1307 USA
	24	*/
	25
	26	#define BITLBEE_CORE
	27	#include "bitlbee.h"
[0431ea1]	28	#include "ipc.h"
[0298d11]	29
[f73b969]	30	static void irc_cmd_pass( irc_t irc, char *cmd )
[0298d11]	31	{
[edf9657]	32	if( global.conf->auth_pass && strcmp( cmd[1], global.conf->auth_pass ) == 0 )
[0298d11]	33	{
[79e826a]	34	irc->status \|= USTATUS_AUTHORIZED;
[de3e100]	35	irc_check_login( irc );
[0298d11]	36	}
	37	else
	38	{
[b23c5c7]	39	irc_reply( irc, 464, ":Incorrect password" );
[0298d11]	40	}
	41	}
	42
[f73b969]	43	static void irc_cmd_user( irc_t irc, char *cmd )
[0298d11]	44	{
[edf9657]	45	irc->user = g_strdup( cmd[1] );
	46	irc->realname = g_strdup( cmd[4] );
	47
	48	irc_check_login( irc );
[0298d11]	49	}
	50
[f73b969]	51	static void irc_cmd_nick( irc_t irc, char *cmd )
[0298d11]	52	{
	53	if( irc->nick )
	54	{
	55	irc_reply( irc, 438, ":The hand of the deity is upon thee, thy nick may not change" );
	56	}
	57	/* This is not clean, but for now it'll have to be like this... */
	58	else if( ( nick_cmp( cmd[1], irc->mynick ) == 0 ) \|\| ( nick_cmp( cmd[1], NS_NICK ) == 0 ) )
	59	{
	60	irc_reply( irc, 433, ":This nick is already in use" );
	61	}
	62	else if( !nick_ok( cmd[1] ) )
	63	{
	64	/* [SH] Invalid characters. */
	65	irc_reply( irc, 432, ":This nick contains invalid characters" );
	66	}
	67	else
	68	{
	69	irc->nick = g_strdup( cmd[1] );
[edf9657]	70
	71	irc_check_login( irc );
[0298d11]	72	}
	73	}
	74
[f73b969]	75	static void irc_cmd_quit( irc_t irc, char *cmd )
[0298d11]	76	{
[f73b969]	77	if( cmd[1] && *cmd[1] )
	78	irc_abort( irc, 0, "Quit: %s", cmd[1] );
	79	else
	80	irc_abort( irc, 0, "Leaving..." );
[0298d11]	81	}
	82
[f73b969]	83	static void irc_cmd_ping( irc_t irc, char *cmd )
[0298d11]	84	{
	85	irc_write( irc, ":%s PONG %s :%s", irc->myhost, irc->myhost, cmd[1]?cmd[1]:irc->myhost );
	86	}
	87
[f73b969]	88	static void irc_cmd_oper( irc_t irc, char *cmd )
[0298d11]	89	{
[c22c210]	90	if( global.conf->oper_pass && strcmp( cmd[2], global.conf->oper_pass ) == 0 )
[b23c5c7]	91	{
[0298d11]	92	irc_umode_set( irc, "+o", 1 );
[b23c5c7]	93	irc_reply( irc, 381, ":Password accepted" );
	94	}
	95	else
	96	{
	97	irc_reply( irc, 432, ":Incorrect password" );
	98	}
[0298d11]	99	}
	100
[f73b969]	101	static void irc_cmd_mode( irc_t irc, char *cmd )
[0298d11]	102	{
	103	if( cmd[1] == '#' \|\| cmd[1] == '&' )
	104	{
	105	if( cmd[2] )
	106	{
	107	if( cmd[2] == '+' \|\| cmd[2] == '-' )
	108	irc_reply( irc, 477, "%s :Can't change channel modes", cmd[1] );
	109	else if( *cmd[2] == 'b' )
	110	irc_reply( irc, 368, "%s :No bans possible", cmd[1] );
	111	}
	112	else
	113	irc_reply( irc, 324, "%s +%s", cmd[1], CMODE );
	114	}
	115	else
	116	{
	117	if( nick_cmp( cmd[1], irc->nick ) == 0 )
	118	{
	119	if( cmd[2] )
	120	irc_umode_set( irc, cmd[2], 0 );
[2f13222]	121	else
	122	irc_reply( irc, 221, "+%s", irc->umode );
[0298d11]	123	}
	124	else
	125	irc_reply( irc, 502, ":Don't touch their modes" );
	126	}
	127	}
	128
[f73b969]	129	static void irc_cmd_names( irc_t irc, char *cmd )
[0298d11]	130	{
	131	irc_names( irc, cmd[1]?cmd[1]:irc->channel );
	132	}
	133
[f73b969]	134	static void irc_cmd_part( irc_t irc, char *cmd )
[0298d11]	135	{
[0da65d5]	136	struct groupchat *c;
[0298d11]	137
	138	if( g_strcasecmp( cmd[1], irc->channel ) == 0 )
	139	{
	140	user_t *u = user_find( irc, irc->nick );
	141
	142	/* Not allowed to leave control channel */
	143	irc_part( irc, u, irc->channel );
	144	irc_join( irc, u, irc->channel );
	145	}
[0e7ab64]	146	else if( ( c = irc_chat_by_channel( irc, cmd[1] ) ) )
[0298d11]	147	{
	148	user_t *u = user_find( irc, irc->nick );
	149
	150	irc_part( irc, u, c->channel );
	151
[0da65d5]	152	if( c->ic )
[0298d11]	153	{
	154	c->joined = 0;
[0da65d5]	155	c->ic->acc->prpl->chat_leave( c );
[0298d11]	156	}
	157	}
	158	else
	159	{
	160	irc_reply( irc, 403, "%s :No such channel", cmd[1] );
	161	}
	162	}
	163
[f73b969]	164	static void irc_cmd_join( irc_t irc, char *cmd )
[0298d11]	165	{
	166	if( g_strcasecmp( cmd[1], irc->channel ) == 0 )
	167	; /* Dude, you're already there...
	168	RFC doesn't have any reply for that though? */
	169	else if( cmd[1] )
	170	{
	171	if( ( cmd[1][0] == '#' \|\| cmd[1][0] == '&' ) && cmd[1][1] )
	172	{
	173	user_t *u = user_find( irc, cmd[1] + 1 );
	174
[0da65d5]	175	if( u && u->ic && u->ic->acc->prpl->chat_with )
[0298d11]	176	{
	177	irc_reply( irc, 403, "%s :Initializing groupchat in a different channel", cmd[1] );
	178
[0da65d5]	179	if( !u->ic->acc->prpl->chat_with( u->ic, u->handle ) )
[0298d11]	180	{
[c38e965]	181	irc_usermsg( irc, "Could not open a groupchat with %s.", u->nick );
[0298d11]	182	}
	183	}
	184	else if( u )
	185	{
	186	irc_reply( irc, 403, "%s :Groupchats are not possible with %s", cmd[1], cmd[1]+1 );
	187	}
	188	else
	189	{
	190	irc_reply( irc, 403, "%s :No such nick", cmd[1] );
	191	}
	192	}
	193	else
	194	{
	195	irc_reply( irc, 403, "%s :No such channel", cmd[1] );
	196	}
	197	}
	198	}
	199
[f73b969]	200	static void irc_cmd_invite( irc_t irc, char *cmd )
[0298d11]	201	{
	202	char nick = cmd[1], channel = cmd[2];
[0e7ab64]	203	struct groupchat *c = irc_chat_by_channel( irc, channel );
[0298d11]	204	user_t *u = user_find( irc, nick );
	205
[0da65d5]	206	if( u && c && ( u->ic == c->ic ) )
	207	if( c->ic && c->ic->acc->prpl->chat_invite )
[0298d11]	208	{
[0da65d5]	209	c->ic->acc->prpl->chat_invite( c, "", u->handle );
[0298d11]	210	irc_reply( irc, 341, "%s %s", nick, channel );
[f73b969]	211	return;
[0298d11]	212	}
	213
	214	irc_reply( irc, 482, "%s :Invite impossible; User/Channel non-existent or incompatible", channel );
	215	}
	216
[f73b969]	217	static void irc_cmd_privmsg( irc_t irc, char *cmd )
[0298d11]	218	{
	219	if ( !cmd[2] )
	220	{
	221	irc_reply( irc, 412, ":No text to send" );
	222	}
	223	else if ( irc->nick && g_strcasecmp( cmd[1], irc->nick ) == 0 )
	224	{
	225	irc_write( irc, ":%s!%s@%s %s %s :%s", irc->nick, irc->user, irc->host, cmd[0], cmd[1], cmd[2] );
	226	}
	227	else
	228	{
	229	if( g_strcasecmp( cmd[1], irc->channel ) == 0 )
	230	{
	231	unsigned int i;
[5c9512f]	232	char *t = set_getstr( &irc->set, "default_target" );
[0298d11]	233
	234	if( g_strcasecmp( t, "last" ) == 0 && irc->last_target )
	235	cmd[1] = irc->last_target;
	236	else if( g_strcasecmp( t, "root" ) == 0 )
	237	cmd[1] = irc->mynick;
	238
	239	for( i = 0; i < strlen( cmd[2] ); i ++ )
	240	{
	241	if( cmd[2][i] == ' ' ) break;
	242	if( cmd[2][i] == ':' \|\| cmd[2][i] == ',' )
	243	{
	244	cmd[1] = cmd[2];
	245	cmd[2] += i;
	246	*cmd[2] = 0;
	247	while( *(++cmd[2]) == ' ' );
	248	break;
	249	}
	250	}
	251
	252	irc->is_private = 0;
	253
	254	if( cmd[1] != irc->last_target )
	255	{
	256	if( irc->last_target )
	257	g_free( irc->last_target );
	258	irc->last_target = g_strdup( cmd[1] );
	259	}
	260	}
	261	else
	262	{
	263	irc->is_private = 1;
	264	}
[6bbb939]	265	irc_send( irc, cmd[1], cmd[2], ( g_strcasecmp( cmd[0], "NOTICE" ) == 0 ) ? OPT_AWAY : 0 );
[0298d11]	266	}
	267	}
	268
[f73b969]	269	static void irc_cmd_who( irc_t irc, char *cmd )
[0298d11]	270	{
	271	char *channel = cmd[1];
	272	user_t *u = irc->users;
[0da65d5]	273	struct groupchat *c;
[0298d11]	274	GList *l;
	275
	276	if( !channel \|\| channel == '0' \|\| channel == '' \|\| !channel )
	277	while( u )
	278	{
	279	irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", u->online ? irc->channel : "*", u->user, u->host, irc->myhost, u->nick, u->online ? ( u->away ? 'G' : 'H' ) : 'G', u->realname );
	280	u = u->next;
	281	}
	282	else if( g_strcasecmp( channel, irc->channel ) == 0 )
	283	while( u )
	284	{
	285	if( u->online )
	286	irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", channel, u->user, u->host, irc->myhost, u->nick, u->away ? 'G' : 'H', u->realname );
	287	u = u->next;
	288	}
[0e7ab64]	289	else if( ( c = irc_chat_by_channel( irc, channel ) ) )
[0298d11]	290	for( l = c->in_room; l; l = l->next )
	291	{
[0da65d5]	292	if( ( u = user_findhandle( c->ic, l->data ) ) )
[0298d11]	293	irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", channel, u->user, u->host, irc->myhost, u->nick, u->away ? 'G' : 'H', u->realname );
	294	}
	295	else if( ( u = user_find( irc, channel ) ) )
	296	irc_reply( irc, 352, "%s %s %s %s %s %c :0 %s", channel, u->user, u->host, irc->myhost, u->nick, u->online ? ( u->away ? 'G' : 'H' ) : 'G', u->realname );
	297
[b23c5c7]	298	irc_reply( irc, 315, "%s :End of /WHO list", channel?channel:"**" );
[0298d11]	299	}
	300
[f73b969]	301	static void irc_cmd_userhost( irc_t irc, char *cmd )
[0298d11]	302	{
	303	user_t *u;
	304	int i;
	305
	306	/* [TV] Usable USERHOST-implementation according to
	307	RFC1459. Without this, mIRC shows an error
	308	while connecting, and the used way of rejecting
	309	breaks standards.
	310	*/
	311
	312	for( i = 1; cmd[i]; i ++ )
	313	if( ( u = user_find( irc, cmd[i] ) ) )
	314	{
	315	if( u->online && u->away )
	316	irc_reply( irc, 302, ":%s=-%s@%s", u->nick, u->user, u->host );
	317	else
	318	irc_reply( irc, 302, ":%s=+%s@%s", u->nick, u->user, u->host );
	319	}
	320	}
	321
[f73b969]	322	static void irc_cmd_ison( irc_t irc, char *cmd )
[0298d11]	323	{
	324	user_t *u;
[b4e4b95]	325	char buff[IRC_MAX_LINE];
[0298d11]	326	int lenleft, i;
	327
	328	buff[0] = '\0';
	329
	330	/* [SH] Leave room for : and \0 */
	331	lenleft = IRC_MAX_LINE - 2;
	332
	333	for( i = 1; cmd[i]; i ++ )
	334	{
[42616d1]	335	char this, next;
	336
	337	this = cmd[i];
	338	while( *this )
[0298d11]	339	{
[42616d1]	340	if( ( next = strchr( this, ' ' ) ) )
	341	*next = 0;
[0298d11]	342
[42616d1]	343	if( ( u = user_find( irc, this ) ) && u->online )
[0298d11]	344	{
[42616d1]	345	lenleft -= strlen( u->nick ) + 1;
	346
	347	if( lenleft < 0 )
	348	break;
	349
	350	strcat( buff, u->nick );
	351	strcat( buff, " " );
[0298d11]	352	}
	353
[42616d1]	354	if( next )
	355	{
	356	*next = ' ';
	357	this = next + 1;
	358	}
	359	else
	360	{
	361	break;
	362	}
[0298d11]	363	}
[42616d1]	364
	365	/* sigh */
	366	if( lenleft < 0 )
	367	break;
[0298d11]	368	}
	369
	370	if( strlen( buff ) > 0 )
	371	buff[strlen(buff)-1] = '\0';
	372
	373	irc_reply( irc, 303, ":%s", buff );
	374	}
	375
[f73b969]	376	static void irc_cmd_watch( irc_t irc, char *cmd )
[0298d11]	377	{
	378	int i;
	379
	380	/* Obviously we could also mark a user structure as being
	381	watched, but what if the WATCH command is sent right
	382	after connecting? The user won't exist yet then... */
	383	for( i = 1; cmd[i]; i ++ )
	384	{
	385	char *nick;
	386	user_t *u;
	387
	388	if( !cmd[i][0] \|\| !cmd[i][1] )
	389	break;
	390
	391	nick = g_strdup( cmd[i] + 1 );
	392	nick_lc( nick );
	393
	394	u = user_find( irc, nick );
	395
	396	if( cmd[i][0] == '+' )
	397	{
	398	if( !g_hash_table_lookup( irc->watches, nick ) )
	399	g_hash_table_insert( irc->watches, nick, nick );
	400
	401	if( u && u->online )
[fc630f9]	402	irc_reply( irc, 604, "%s %s %s %d :%s", u->nick, u->user, u->host, (int) time( NULL ), "is online" );
[0298d11]	403	else
[fc630f9]	404	irc_reply( irc, 605, "%s %s %s %d :%s", nick, "", "", (int) time( NULL ), "is offline" );
[0298d11]	405	}
	406	else if( cmd[i][0] == '-' )
	407	{
	408	gpointer okey, ovalue;
	409
	410	if( g_hash_table_lookup_extended( irc->watches, nick, &okey, &ovalue ) )
	411	{
	412	g_free( okey );
	413	g_hash_table_remove( irc->watches, okey );
	414
	415	irc_reply( irc, 602, "%s %s %s %d :%s", nick, "", "", 0, "Stopped watching" );
	416	}
	417	}
	418	}
	419	}
	420
[f73b969]	421	static void irc_cmd_topic( irc_t irc, char *cmd )
[0298d11]	422	{
	423	if( cmd[2] )
	424	irc_reply( irc, 482, "%s :Cannot change topic", cmd[1] );
	425	else
	426	irc_topic( irc, cmd[1] );
	427	}
	428
[f73b969]	429	static void irc_cmd_away( irc_t irc, char *cmd )
[0298d11]	430	{
	431	user_t *u = user_find( irc, irc->nick );
	432	char *away = cmd[1];
[a91ecee]	433	account_t *a;
[0298d11]	434
[f73b969]	435	if( !u ) return;
[0298d11]	436
	437	if( away && *away )
	438	{
	439	int i, j;
	440
	441	/* Copy away string, but skip control chars. Mainly because
	442	Jabber really doesn't like them. */
	443	u->away = g_malloc( strlen( away ) + 1 );
	444	for( i = j = 0; away[i]; i ++ )
	445	if( ( u->away[j] = away[i] ) >= ' ' )
	446	j ++;
	447	u->away[j] = 0;
	448
	449	irc_reply( irc, 306, ":You're now away: %s", u->away );
	450	/* irc_umode_set( irc, irc->myhost, "+a" ); */
	451	}
	452	else
	453	{
	454	if( u->away ) g_free( u->away );
	455	u->away = NULL;
	456	/* irc_umode_set( irc, irc->myhost, "-a" ); */
	457	irc_reply( irc, 305, ":Welcome back" );
	458	}
	459
[a91ecee]	460	for( a = irc->accounts; a; a = a->next )
[0298d11]	461	{
[0da65d5]	462	struct im_connection *ic = a->ic;
[0298d11]	463
[0da65d5]	464	if( ic && ic->flags & OPT_LOGGED_IN )
[84b045d]	465	imc_set_away( ic, u->away );
[0298d11]	466	}
	467	}
	468
[f73b969]	469	static void irc_cmd_whois( irc_t irc, char *cmd )
[0298d11]	470	{
	471	char *nick = cmd[1];
	472	user_t *u = user_find( irc, nick );
	473
	474	if( u )
	475	{
	476	irc_reply( irc, 311, "%s %s %s * :%s", u->nick, u->user, u->host, u->realname );
	477
[0da65d5]	478	if( u->ic )
	479	irc_reply( irc, 312, "%s %s.%s :%s network", u->nick, u->ic->acc->user,
	480	u->ic->acc->server && *u->ic->acc->server ? u->ic->acc->server : "",
	481	u->ic->acc->prpl->name );
[0298d11]	482	else
	483	irc_reply( irc, 312, "%s %s :%s", u->nick, irc->myhost, IRCD_INFO );
	484
	485	if( !u->online )
	486	irc_reply( irc, 301, "%s :%s", u->nick, "User is offline" );
	487	else if( u->away )
	488	irc_reply( irc, 301, "%s :%s", u->nick, u->away );
	489
	490	irc_reply( irc, 318, "%s :End of /WHOIS list", nick );
	491	}
	492	else
	493	{
	494	irc_reply( irc, 401, "%s :Nick does not exist", nick );
	495	}
	496	}
	497
[f73b969]	498	static void irc_cmd_whowas( irc_t irc, char *cmd )
[0298d11]	499	{
	500	/* For some reason irssi tries a whowas when whois fails. We can
	501	ignore this, but then the user never gets a "user not found"
	502	message from irssi which is a bit annoying. So just respond
	503	with not-found and irssi users will get better error messages */
	504
	505	irc_reply( irc, 406, "%s :Nick does not exist", cmd[1] );
	506	irc_reply( irc, 369, "%s :End of WHOWAS", cmd[1] );
	507	}
	508
[f73b969]	509	static void irc_cmd_nickserv( irc_t irc, char *cmd )
[0298d11]	510	{
	511	/* [SH] This aliases the NickServ command to PRIVMSG root */
	512	/* [TV] This aliases the NS command to PRIVMSG root as well */
	513	root_command( irc, cmd + 1 );
	514	}
	515
[f73b969]	516	static void irc_cmd_motd( irc_t irc, char *cmd )
[0298d11]	517	{
	518	irc_motd( irc );
	519	}
	520
[f73b969]	521	static void irc_cmd_pong( irc_t irc, char *cmd )
[0298d11]	522	{
	523	/* We could check the value we get back from the user, but in
	524	fact we don't care, we're just happy he's still alive. */
	525	irc->last_pong = gettime();
	526	irc->pinging = 0;
	527	}
	528
[82898af]	529	static void irc_cmd_version( irc_t irc, char *cmd )
	530	{
	531	irc_reply( irc, 351, "bitlbee-%s. %s :%s/%s ", BITLBEE_VERSION, irc->myhost, ARCH, CPU );
	532	}
	533
[f73b969]	534	static void irc_cmd_completions( irc_t irc, char *cmd )
[0298d11]	535	{
	536	user_t *u = user_find( irc, irc->mynick );
	537	help_t *h;
	538	set_t *s;
	539	int i;
	540
	541	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", "OK" );
	542
	543	for( i = 0; commands[i].command; i ++ )
	544	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", commands[i].command );
	545
	546	for( h = global.help; h; h = h->next )
	547	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS help ", h->string );
	548
	549	for( s = irc->set; s; s = s->next )
	550	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS set ", s->key );
	551
	552	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", "END" );
	553	}
	554
[f73b969]	555	static void irc_cmd_rehash( irc_t irc, char *cmd )
[f4a5940]	556	{
[5424c76]	557	if( global.conf->runmode == RUNMODE_INETD )
	558	ipc_master_cmd_rehash( NULL, NULL );
	559	else
	560	ipc_to_master( cmd );
[f4a5940]	561
	562	irc_reply( irc, 382, "%s :Rehashing", CONF_FILE );
	563	}
	564
[0298d11]	565	static const command_t irc_commands[] = {
	566	{ "pass", 1, irc_cmd_pass, IRC_CMD_PRE_LOGIN },
	567	{ "user", 4, irc_cmd_user, IRC_CMD_PRE_LOGIN },
	568	{ "nick", 1, irc_cmd_nick, 0 },
	569	{ "quit", 0, irc_cmd_quit, 0 },
	570	{ "ping", 0, irc_cmd_ping, 0 },
	571	{ "oper", 2, irc_cmd_oper, IRC_CMD_LOGGED_IN },
	572	{ "mode", 1, irc_cmd_mode, IRC_CMD_LOGGED_IN },
	573	{ "names", 0, irc_cmd_names, IRC_CMD_LOGGED_IN },
	574	{ "part", 1, irc_cmd_part, IRC_CMD_LOGGED_IN },
	575	{ "join", 1, irc_cmd_join, IRC_CMD_LOGGED_IN },
	576	{ "invite", 2, irc_cmd_invite, IRC_CMD_LOGGED_IN },
	577	{ "privmsg", 1, irc_cmd_privmsg, IRC_CMD_LOGGED_IN },
	578	{ "notice", 1, irc_cmd_privmsg, IRC_CMD_LOGGED_IN },
	579	{ "who", 0, irc_cmd_who, IRC_CMD_LOGGED_IN },
	580	{ "userhost", 1, irc_cmd_userhost, IRC_CMD_LOGGED_IN },
	581	{ "ison", 1, irc_cmd_ison, IRC_CMD_LOGGED_IN },
	582	{ "watch", 1, irc_cmd_watch, IRC_CMD_LOGGED_IN },
	583	{ "topic", 1, irc_cmd_topic, IRC_CMD_LOGGED_IN },
	584	{ "away", 0, irc_cmd_away, IRC_CMD_LOGGED_IN },
	585	{ "whois", 1, irc_cmd_whois, IRC_CMD_LOGGED_IN },
	586	{ "whowas", 1, irc_cmd_whowas, IRC_CMD_LOGGED_IN },
	587	{ "nickserv", 1, irc_cmd_nickserv, IRC_CMD_LOGGED_IN },
	588	{ "ns", 1, irc_cmd_nickserv, IRC_CMD_LOGGED_IN },
	589	{ "motd", 0, irc_cmd_motd, IRC_CMD_LOGGED_IN },
	590	{ "pong", 0, irc_cmd_pong, IRC_CMD_LOGGED_IN },
[82898af]	591	{ "version", 0, irc_cmd_version, IRC_CMD_LOGGED_IN },
[0298d11]	592	{ "completions", 0, irc_cmd_completions, IRC_CMD_LOGGED_IN },
[0431ea1]	593	{ "die", 0, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[48721c3]	594	{ "wallops", 1, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[dfc8a46]	595	{ "wall", 1, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[f4a5940]	596	{ "rehash", 0, irc_cmd_rehash, IRC_CMD_OPER_ONLY },
[54879ab]	597	{ "restart", 0, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[48721c3]	598	{ "kill", 2, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[0298d11]	599	{ NULL }
	600	};
	601
[f73b969]	602	void irc_exec( irc_t irc, char cmd[] )
[0298d11]	603	{
[f1d38f2]	604	int i, n_arg;
[0298d11]	605
	606	if( !cmd[0] )
[f73b969]	607	return;
[0298d11]	608
	609	for( i = 0; irc_commands[i].command; i++ )
	610	if( g_strcasecmp( irc_commands[i].command, cmd[0] ) == 0 )
	611	{
[f1d38f2]	612	/* There should be no typo in the next line: */
	613	for( n_arg = 0; cmd[n_arg]; n_arg ++ ); n_arg --;
	614
[79e826a]	615	if( irc_commands[i].flags & IRC_CMD_PRE_LOGIN && irc->status & USTATUS_LOGGED_IN )
[edf9657]	616	{
	617	irc_reply( irc, 462, ":Only allowed before logging in" );
	618	}
[3af70b0]	619	else if( irc_commands[i].flags & IRC_CMD_LOGGED_IN && !( irc->status & USTATUS_LOGGED_IN ) )
[edf9657]	620	{
	621	irc_reply( irc, 451, ":Register first" );
	622	}
[f73b969]	623	else if( irc_commands[i].flags & IRC_CMD_OPER_ONLY && !strchr( irc->umode, 'o' ) )
[edf9657]	624	{
	625	irc_reply( irc, 481, ":Permission denied - You're not an IRC operator" );
	626	}
[f1d38f2]	627	else if( n_arg < irc_commands[i].required_parameters )
[f73b969]	628	{
	629	irc_reply( irc, 461, "%s :Need more parameters", cmd[0] );
	630	}
	631	else if( irc_commands[i].flags & IRC_CMD_TO_MASTER )
	632	{
[5424c76]	633	/* IPC doesn't make sense in inetd mode,
	634	but the function will catch that. */
[0431ea1]	635	ipc_to_master( cmd );
[f73b969]	636	}
[0431ea1]	637	else
[f73b969]	638	{
	639	irc_commands[i].execute( irc, cmd );
	640	}
	641
[2f13222]	642	return;
[0298d11]	643	}
[2f13222]	644
	645	if( irc->status >= USTATUS_LOGGED_IN )
	646	irc_reply( irc, 421, "%s :Unknown command", cmd[0] );
[0298d11]	647	}

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