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source: irc_commands.c @ f8cb76d

Last change on this file since f8cb76d was ec2ebcc, checked in by Wilmer van der Gaast <wilmer@…>, at 2010-04-11T22:13:19Z
Use 320 replies for status messages in /WHOIS, 333 was a bad idea. Closes Debian bug #576120.
Property mode set to `100644`
File size: 18.1 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"
[b75acf6]	29	#include "chat.h"
[0298d11]	30
[f73b969]	31	static void irc_cmd_pass( irc_t irc, char *cmd )
[0298d11]	32	{
[a199d33]	33	if( irc->status & USTATUS_LOGGED_IN )
	34	{
	35	char *send_cmd[] = { "identify", cmd[1], NULL };
	36
	37	/* We're already logged in, this client seems to send the PASS
	38	command last. (Possibly it won't send it at all if it turns
	39	out we don't require it, which will break this feature.)
	40	Try to identify using the given password. */
	41	return root_command( irc, send_cmd );
	42	}
	43	/* Handling in pre-logged-in state, first see if this server is
	44	password-protected: */
	45	else if( global.conf->auth_pass &&
[c029350]	46	( strncmp( global.conf->auth_pass, "md5:", 4 ) == 0 ?
	47	md5_verify_password( cmd[1], global.conf->auth_pass + 4 ) == 0 :
	48	strcmp( cmd[1], global.conf->auth_pass ) == 0 ) )
[0298d11]	49	{
[79e826a]	50	irc->status \|= USTATUS_AUTHORIZED;
[de3e100]	51	irc_check_login( irc );
[0298d11]	52	}
[a199d33]	53	else if( global.conf->auth_pass )
[0298d11]	54	{
[b23c5c7]	55	irc_reply( irc, 464, ":Incorrect password" );
[0298d11]	56	}
[a199d33]	57	else
	58	{
	59	/* Remember the password and try to identify after USER/NICK. */
	60	irc_setpass( irc, cmd[1] );
	61	irc_check_login( irc );
	62	}
[0298d11]	63	}
	64
[f73b969]	65	static void irc_cmd_user( irc_t irc, char *cmd )
[0298d11]	66	{
[edf9657]	67	irc->user = g_strdup( cmd[1] );
	68	irc->realname = g_strdup( cmd[4] );
	69
	70	irc_check_login( irc );
[0298d11]	71	}
	72
[f73b969]	73	static void irc_cmd_nick( irc_t irc, char *cmd )
[0298d11]	74	{
	75	if( irc->nick )
	76	{
	77	irc_reply( irc, 438, ":The hand of the deity is upon thee, thy nick may not change" );
	78	}
	79	/* This is not clean, but for now it'll have to be like this... */
	80	else if( ( nick_cmp( cmd[1], irc->mynick ) == 0 ) \|\| ( nick_cmp( cmd[1], NS_NICK ) == 0 ) )
	81	{
	82	irc_reply( irc, 433, ":This nick is already in use" );
	83	}
	84	else if( !nick_ok( cmd[1] ) )
	85	{
	86	/* [SH] Invalid characters. */
	87	irc_reply( irc, 432, ":This nick contains invalid characters" );
	88	}
	89	else
	90	{
	91	irc->nick = g_strdup( cmd[1] );
[edf9657]	92
	93	irc_check_login( irc );
[0298d11]	94	}
	95	}
	96
[f73b969]	97	static void irc_cmd_quit( irc_t irc, char *cmd )
[0298d11]	98	{
[f73b969]	99	if( cmd[1] && *cmd[1] )
	100	irc_abort( irc, 0, "Quit: %s", cmd[1] );
	101	else
	102	irc_abort( irc, 0, "Leaving..." );
[0298d11]	103	}
	104
[f73b969]	105	static void irc_cmd_ping( irc_t irc, char *cmd )
[0298d11]	106	{
	107	irc_write( irc, ":%s PONG %s :%s", irc->myhost, irc->myhost, cmd[1]?cmd[1]:irc->myhost );
	108	}
	109
[f73b969]	110	static void irc_cmd_oper( irc_t irc, char *cmd )
[0298d11]	111	{
[ec0355f]	112	if( global.conf->oper_pass &&
[c029350]	113	( strncmp( global.conf->oper_pass, "md5:", 4 ) == 0 ?
	114	md5_verify_password( cmd[2], global.conf->oper_pass + 4 ) == 0 :
	115	strcmp( cmd[2], global.conf->oper_pass ) == 0 ) )
[b23c5c7]	116	{
[0298d11]	117	irc_umode_set( irc, "+o", 1 );
[b23c5c7]	118	irc_reply( irc, 381, ":Password accepted" );
	119	}
	120	else
	121	{
	122	irc_reply( irc, 432, ":Incorrect password" );
	123	}
[0298d11]	124	}
	125
[f73b969]	126	static void irc_cmd_mode( irc_t irc, char *cmd )
[0298d11]	127	{
[39f93f0]	128	if( strchr( CTYPES, *cmd[1] ) )
[0298d11]	129	{
	130	if( cmd[2] )
	131	{
	132	if( cmd[2] == '+' \|\| cmd[2] == '-' )
	133	irc_reply( irc, 477, "%s :Can't change channel modes", cmd[1] );
	134	else if( *cmd[2] == 'b' )
	135	irc_reply( irc, 368, "%s :No bans possible", cmd[1] );
	136	}
	137	else
	138	irc_reply( irc, 324, "%s +%s", cmd[1], CMODE );
	139	}
	140	else
	141	{
	142	if( nick_cmp( cmd[1], irc->nick ) == 0 )
	143	{
	144	if( cmd[2] )
	145	irc_umode_set( irc, cmd[2], 0 );
[2f13222]	146	else
	147	irc_reply( irc, 221, "+%s", irc->umode );
[0298d11]	148	}
	149	else
	150	irc_reply( irc, 502, ":Don't touch their modes" );
	151	}
	152	}
	153
[f73b969]	154	static void irc_cmd_names( irc_t irc, char *cmd )
[0298d11]	155	{
	156	irc_names( irc, cmd[1]?cmd[1]:irc->channel );
	157	}
	158
[f73b969]	159	static void irc_cmd_part( irc_t irc, char *cmd )
[0298d11]	160	{
[0da65d5]	161	struct groupchat *c;
[0298d11]	162
	163	if( g_strcasecmp( cmd[1], irc->channel ) == 0 )
	164	{
	165	user_t *u = user_find( irc, irc->nick );
	166
	167	/* Not allowed to leave control channel */
	168	irc_part( irc, u, irc->channel );
	169	irc_join( irc, u, irc->channel );
	170	}
[0e7ab64]	171	else if( ( c = irc_chat_by_channel( irc, cmd[1] ) ) )
[0298d11]	172	{
	173	user_t *u = user_find( irc, irc->nick );
	174
	175	irc_part( irc, u, c->channel );
	176
[0da65d5]	177	if( c->ic )
[0298d11]	178	{
	179	c->joined = 0;
[0da65d5]	180	c->ic->acc->prpl->chat_leave( c );
[0298d11]	181	}
	182	}
	183	else
	184	{
	185	irc_reply( irc, 403, "%s :No such channel", cmd[1] );
	186	}
	187	}
	188
[f73b969]	189	static void irc_cmd_join( irc_t irc, char *cmd )
[0298d11]	190	{
	191	if( g_strcasecmp( cmd[1], irc->channel ) == 0 )
	192	; /* Dude, you're already there...
	193	RFC doesn't have any reply for that though? */
	194	else if( cmd[1] )
	195	{
[39f93f0]	196	struct chat *c;
	197
	198	if( strchr( CTYPES, cmd[1][0] ) == NULL \|\| cmd[1][1] == 0 )
[e180c59]	199	irc_reply( irc, 479, "%s :Invalid channel name", cmd[1] );
	200	else if( ( c = chat_bychannel( irc, cmd[1] ) ) && c->acc && c->acc->ic )
[94acdd0]	201	chat_join( irc, c, cmd[2] );
[0298d11]	202	else
	203	irc_reply( irc, 403, "%s :No such channel", cmd[1] );
	204	}
	205	}
	206
[f73b969]	207	static void irc_cmd_invite( irc_t irc, char *cmd )
[0298d11]	208	{
	209	char nick = cmd[1], channel = cmd[2];
[0e7ab64]	210	struct groupchat *c = irc_chat_by_channel( irc, channel );
[0298d11]	211	user_t *u = user_find( irc, nick );
	212
[0da65d5]	213	if( u && c && ( u->ic == c->ic ) )
	214	if( c->ic && c->ic->acc->prpl->chat_invite )
[0298d11]	215	{
[c058ff9]	216	c->ic->acc->prpl->chat_invite( c, u->handle, NULL );
[0298d11]	217	irc_reply( irc, 341, "%s %s", nick, channel );
[f73b969]	218	return;
[0298d11]	219	}
	220
	221	irc_reply( irc, 482, "%s :Invite impossible; User/Channel non-existent or incompatible", channel );
	222	}
	223
[f73b969]	224	static void irc_cmd_privmsg( irc_t irc, char *cmd )
[0298d11]	225	{
	226	if ( !cmd[2] )
	227	{
	228	irc_reply( irc, 412, ":No text to send" );
	229	}
	230	else if ( irc->nick && g_strcasecmp( cmd[1], irc->nick ) == 0 )
	231	{
	232	irc_write( irc, ":%s!%s@%s %s %s :%s", irc->nick, irc->user, irc->host, cmd[0], cmd[1], cmd[2] );
	233	}
	234	else
	235	{
	236	if( g_strcasecmp( cmd[1], irc->channel ) == 0 )
	237	{
	238	unsigned int i;
[5c9512f]	239	char *t = set_getstr( &irc->set, "default_target" );
[0298d11]	240
	241	if( g_strcasecmp( t, "last" ) == 0 && irc->last_target )
	242	cmd[1] = irc->last_target;
	243	else if( g_strcasecmp( t, "root" ) == 0 )
	244	cmd[1] = irc->mynick;
	245
	246	for( i = 0; i < strlen( cmd[2] ); i ++ )
	247	{
	248	if( cmd[2][i] == ' ' ) break;
	249	if( cmd[2][i] == ':' \|\| cmd[2][i] == ',' )
	250	{
	251	cmd[1] = cmd[2];
	252	cmd[2] += i;
	253	*cmd[2] = 0;
	254	while( *(++cmd[2]) == ' ' );
	255	break;
	256	}
	257	}
	258
	259	irc->is_private = 0;
	260
	261	if( cmd[1] != irc->last_target )
	262	{
[f9756bd]	263	g_free( irc->last_target );
[0298d11]	264	irc->last_target = g_strdup( cmd[1] );
	265	}
	266	}
	267	else
	268	{
	269	irc->is_private = 1;
	270	}
[6bbb939]	271	irc_send( irc, cmd[1], cmd[2], ( g_strcasecmp( cmd[0], "NOTICE" ) == 0 ) ? OPT_AWAY : 0 );
[0298d11]	272	}
	273	}
	274
[f73b969]	275	static void irc_cmd_who( irc_t irc, char *cmd )
[0298d11]	276	{
	277	char *channel = cmd[1];
	278	user_t *u = irc->users;
[0da65d5]	279	struct groupchat *c;
[0298d11]	280	GList *l;
	281
	282	if( !channel \|\| channel == '0' \|\| channel == '' \|\| !channel )
	283	while( u )
	284	{
	285	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 );
	286	u = u->next;
	287	}
	288	else if( g_strcasecmp( channel, irc->channel ) == 0 )
	289	while( u )
	290	{
	291	if( u->online )
	292	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 );
	293	u = u->next;
	294	}
[0e7ab64]	295	else if( ( c = irc_chat_by_channel( irc, channel ) ) )
[0298d11]	296	for( l = c->in_room; l; l = l->next )
	297	{
[0da65d5]	298	if( ( u = user_findhandle( c->ic, l->data ) ) )
[0298d11]	299	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 );
	300	}
	301	else if( ( u = user_find( irc, channel ) ) )
	302	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 );
	303
[b23c5c7]	304	irc_reply( irc, 315, "%s :End of /WHO list", channel?channel:"**" );
[0298d11]	305	}
	306
[f73b969]	307	static void irc_cmd_userhost( irc_t irc, char *cmd )
[0298d11]	308	{
	309	user_t *u;
	310	int i;
	311
	312	/* [TV] Usable USERHOST-implementation according to
	313	RFC1459. Without this, mIRC shows an error
	314	while connecting, and the used way of rejecting
	315	breaks standards.
	316	*/
	317
	318	for( i = 1; cmd[i]; i ++ )
	319	if( ( u = user_find( irc, cmd[i] ) ) )
	320	{
	321	if( u->online && u->away )
	322	irc_reply( irc, 302, ":%s=-%s@%s", u->nick, u->user, u->host );
	323	else
	324	irc_reply( irc, 302, ":%s=+%s@%s", u->nick, u->user, u->host );
	325	}
	326	}
	327
[f73b969]	328	static void irc_cmd_ison( irc_t irc, char *cmd )
[0298d11]	329	{
	330	user_t *u;
[b4e4b95]	331	char buff[IRC_MAX_LINE];
[0298d11]	332	int lenleft, i;
	333
	334	buff[0] = '\0';
	335
	336	/* [SH] Leave room for : and \0 */
	337	lenleft = IRC_MAX_LINE - 2;
	338
	339	for( i = 1; cmd[i]; i ++ )
	340	{
[42616d1]	341	char this, next;
	342
	343	this = cmd[i];
	344	while( *this )
[0298d11]	345	{
[42616d1]	346	if( ( next = strchr( this, ' ' ) ) )
	347	*next = 0;
[0298d11]	348
[42616d1]	349	if( ( u = user_find( irc, this ) ) && u->online )
[0298d11]	350	{
[42616d1]	351	lenleft -= strlen( u->nick ) + 1;
	352
	353	if( lenleft < 0 )
	354	break;
	355
	356	strcat( buff, u->nick );
	357	strcat( buff, " " );
[0298d11]	358	}
	359
[42616d1]	360	if( next )
	361	{
	362	*next = ' ';
	363	this = next + 1;
	364	}
	365	else
	366	{
	367	break;
	368	}
[0298d11]	369	}
[42616d1]	370
	371	/* sigh */
	372	if( lenleft < 0 )
	373	break;
[0298d11]	374	}
	375
	376	if( strlen( buff ) > 0 )
	377	buff[strlen(buff)-1] = '\0';
	378
	379	irc_reply( irc, 303, ":%s", buff );
	380	}
	381
[f73b969]	382	static void irc_cmd_watch( irc_t irc, char *cmd )
[0298d11]	383	{
	384	int i;
	385
	386	/* Obviously we could also mark a user structure as being
	387	watched, but what if the WATCH command is sent right
	388	after connecting? The user won't exist yet then... */
	389	for( i = 1; cmd[i]; i ++ )
	390	{
	391	char *nick;
	392	user_t *u;
	393
	394	if( !cmd[i][0] \|\| !cmd[i][1] )
	395	break;
	396
	397	nick = g_strdup( cmd[i] + 1 );
	398	nick_lc( nick );
	399
	400	u = user_find( irc, nick );
	401
	402	if( cmd[i][0] == '+' )
	403	{
	404	if( !g_hash_table_lookup( irc->watches, nick ) )
	405	g_hash_table_insert( irc->watches, nick, nick );
	406
	407	if( u && u->online )
[fc630f9]	408	irc_reply( irc, 604, "%s %s %s %d :%s", u->nick, u->user, u->host, (int) time( NULL ), "is online" );
[0298d11]	409	else
[fc630f9]	410	irc_reply( irc, 605, "%s %s %s %d :%s", nick, "", "", (int) time( NULL ), "is offline" );
[0298d11]	411	}
	412	else if( cmd[i][0] == '-' )
	413	{
	414	gpointer okey, ovalue;
	415
	416	if( g_hash_table_lookup_extended( irc->watches, nick, &okey, &ovalue ) )
	417	{
	418	g_hash_table_remove( irc->watches, okey );
[e59b4f6]	419	g_free( okey );
[0298d11]	420
	421	irc_reply( irc, 602, "%s %s %s %d :%s", nick, "", "", 0, "Stopped watching" );
	422	}
	423	}
	424	}
	425	}
	426
[f73b969]	427	static void irc_cmd_topic( irc_t irc, char *cmd )
[0298d11]	428	{
[50e1776]	429	char *channel = cmd[1];
	430	char *topic = cmd[2];
	431
	432	if( topic )
	433	{
	434	/* Send the topic */
	435	struct groupchat *c = irc_chat_by_channel( irc, channel );
	436	if( c && c->ic && c->ic->acc->prpl->chat_topic )
	437	c->ic->acc->prpl->chat_topic( c, topic );
	438	}
[0298d11]	439	else
[50e1776]	440	{
	441	/* Get the topic */
	442	irc_topic( irc, channel );
	443	}
[0298d11]	444	}
	445
[f73b969]	446	static void irc_cmd_away( irc_t irc, char *cmd )
[0298d11]	447	{
	448	user_t *u = user_find( irc, irc->nick );
	449	char *away = cmd[1];
	450
[f73b969]	451	if( !u ) return;
[0298d11]	452
	453	if( away && *away )
	454	{
	455	int i, j;
	456
	457	/* Copy away string, but skip control chars. Mainly because
	458	Jabber really doesn't like them. */
	459	u->away = g_malloc( strlen( away ) + 1 );
	460	for( i = j = 0; away[i]; i ++ )
	461	if( ( u->away[j] = away[i] ) >= ' ' )
	462	j ++;
	463	u->away[j] = 0;
	464
	465	irc_reply( irc, 306, ":You're now away: %s", u->away );
	466	/* irc_umode_set( irc, irc->myhost, "+a" ); */
	467	}
	468	else
	469	{
	470	if( u->away ) g_free( u->away );
	471	u->away = NULL;
	472	/* irc_umode_set( irc, irc->myhost, "-a" ); */
	473	irc_reply( irc, 305, ":Welcome back" );
	474	}
	475
[58adb7e]	476	set_setstr( &irc->set, "away", u->away );
[0298d11]	477	}
	478
[f73b969]	479	static void irc_cmd_whois( irc_t irc, char *cmd )
[0298d11]	480	{
	481	char *nick = cmd[1];
	482	user_t *u = user_find( irc, nick );
	483
	484	if( u )
	485	{
	486	irc_reply( irc, 311, "%s %s %s * :%s", u->nick, u->user, u->host, u->realname );
	487
[0da65d5]	488	if( u->ic )
	489	irc_reply( irc, 312, "%s %s.%s :%s network", u->nick, u->ic->acc->user,
	490	u->ic->acc->server && *u->ic->acc->server ? u->ic->acc->server : "",
	491	u->ic->acc->prpl->name );
[0298d11]	492	else
	493	irc_reply( irc, 312, "%s %s :%s", u->nick, irc->myhost, IRCD_INFO );
	494
	495	if( !u->online )
	496	irc_reply( irc, 301, "%s :%s", u->nick, "User is offline" );
	497	else if( u->away )
	498	irc_reply( irc, 301, "%s :%s", u->nick, u->away );
[449a51d]	499	if( u->status_msg )
[ec2ebcc]	500	irc_reply( irc, 320, "%s :%s", u->nick, u->status_msg );
[0298d11]	501
	502	irc_reply( irc, 318, "%s :End of /WHOIS list", nick );
	503	}
	504	else
	505	{
	506	irc_reply( irc, 401, "%s :Nick does not exist", nick );
	507	}
	508	}
	509
[f73b969]	510	static void irc_cmd_whowas( irc_t irc, char *cmd )
[0298d11]	511	{
	512	/* For some reason irssi tries a whowas when whois fails. We can
	513	ignore this, but then the user never gets a "user not found"
	514	message from irssi which is a bit annoying. So just respond
	515	with not-found and irssi users will get better error messages */
	516
	517	irc_reply( irc, 406, "%s :Nick does not exist", cmd[1] );
	518	irc_reply( irc, 369, "%s :End of WHOWAS", cmd[1] );
	519	}
	520
[f73b969]	521	static void irc_cmd_nickserv( irc_t irc, char *cmd )
[0298d11]	522	{
	523	/* [SH] This aliases the NickServ command to PRIVMSG root */
	524	/* [TV] This aliases the NS command to PRIVMSG root as well */
	525	root_command( irc, cmd + 1 );
	526	}
	527
[f73b969]	528	static void irc_cmd_motd( irc_t irc, char *cmd )
[0298d11]	529	{
	530	irc_motd( irc );
	531	}
	532
[f73b969]	533	static void irc_cmd_pong( irc_t irc, char *cmd )
[0298d11]	534	{
	535	/* We could check the value we get back from the user, but in
	536	fact we don't care, we're just happy he's still alive. */
	537	irc->last_pong = gettime();
	538	irc->pinging = 0;
	539	}
	540
[82898af]	541	static void irc_cmd_version( irc_t irc, char *cmd )
	542	{
	543	irc_reply( irc, 351, "bitlbee-%s. %s :%s/%s ", BITLBEE_VERSION, irc->myhost, ARCH, CPU );
	544	}
	545
[f73b969]	546	static void irc_cmd_completions( irc_t irc, char *cmd )
[0298d11]	547	{
	548	user_t *u = user_find( irc, irc->mynick );
	549	help_t *h;
	550	set_t *s;
	551	int i;
	552
	553	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", "OK" );
	554
	555	for( i = 0; commands[i].command; i ++ )
	556	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", commands[i].command );
	557
	558	for( h = global.help; h; h = h->next )
[0fbda193]	559	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS help ", h->title );
[0298d11]	560
	561	for( s = irc->set; s; s = s->next )
	562	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS set ", s->key );
	563
	564	irc_privmsg( irc, u, "NOTICE", irc->nick, "COMPLETIONS ", "END" );
	565	}
	566
[f73b969]	567	static void irc_cmd_rehash( irc_t irc, char *cmd )
[f4a5940]	568	{
[5424c76]	569	if( global.conf->runmode == RUNMODE_INETD )
	570	ipc_master_cmd_rehash( NULL, NULL );
	571	else
	572	ipc_to_master( cmd );
[f4a5940]	573
[eeb85a8]	574	irc_reply( irc, 382, "%s :Rehashing", global.conf_file );
[f4a5940]	575	}
	576
[0298d11]	577	static const command_t irc_commands[] = {
[a199d33]	578	{ "pass", 1, irc_cmd_pass, 0 },
[0298d11]	579	{ "user", 4, irc_cmd_user, IRC_CMD_PRE_LOGIN },
	580	{ "nick", 1, irc_cmd_nick, 0 },
	581	{ "quit", 0, irc_cmd_quit, 0 },
	582	{ "ping", 0, irc_cmd_ping, 0 },
	583	{ "oper", 2, irc_cmd_oper, IRC_CMD_LOGGED_IN },
	584	{ "mode", 1, irc_cmd_mode, IRC_CMD_LOGGED_IN },
	585	{ "names", 0, irc_cmd_names, IRC_CMD_LOGGED_IN },
	586	{ "part", 1, irc_cmd_part, IRC_CMD_LOGGED_IN },
	587	{ "join", 1, irc_cmd_join, IRC_CMD_LOGGED_IN },
	588	{ "invite", 2, irc_cmd_invite, IRC_CMD_LOGGED_IN },
	589	{ "privmsg", 1, irc_cmd_privmsg, IRC_CMD_LOGGED_IN },
	590	{ "notice", 1, irc_cmd_privmsg, IRC_CMD_LOGGED_IN },
	591	{ "who", 0, irc_cmd_who, IRC_CMD_LOGGED_IN },
	592	{ "userhost", 1, irc_cmd_userhost, IRC_CMD_LOGGED_IN },
	593	{ "ison", 1, irc_cmd_ison, IRC_CMD_LOGGED_IN },
	594	{ "watch", 1, irc_cmd_watch, IRC_CMD_LOGGED_IN },
	595	{ "topic", 1, irc_cmd_topic, IRC_CMD_LOGGED_IN },
	596	{ "away", 0, irc_cmd_away, IRC_CMD_LOGGED_IN },
	597	{ "whois", 1, irc_cmd_whois, IRC_CMD_LOGGED_IN },
	598	{ "whowas", 1, irc_cmd_whowas, IRC_CMD_LOGGED_IN },
	599	{ "nickserv", 1, irc_cmd_nickserv, IRC_CMD_LOGGED_IN },
	600	{ "ns", 1, irc_cmd_nickserv, IRC_CMD_LOGGED_IN },
	601	{ "motd", 0, irc_cmd_motd, IRC_CMD_LOGGED_IN },
	602	{ "pong", 0, irc_cmd_pong, IRC_CMD_LOGGED_IN },
[82898af]	603	{ "version", 0, irc_cmd_version, IRC_CMD_LOGGED_IN },
[0298d11]	604	{ "completions", 0, irc_cmd_completions, IRC_CMD_LOGGED_IN },
[0431ea1]	605	{ "die", 0, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[565a1ea]	606	{ "deaf", 0, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[48721c3]	607	{ "wallops", 1, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[dfc8a46]	608	{ "wall", 1, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[f4a5940]	609	{ "rehash", 0, irc_cmd_rehash, IRC_CMD_OPER_ONLY },
[54879ab]	610	{ "restart", 0, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[48721c3]	611	{ "kill", 2, NULL, IRC_CMD_OPER_ONLY \| IRC_CMD_TO_MASTER },
[0298d11]	612	{ NULL }
	613	};
	614
[f73b969]	615	void irc_exec( irc_t irc, char cmd[] )
[0298d11]	616	{
[f1d38f2]	617	int i, n_arg;
[0298d11]	618
	619	if( !cmd[0] )
[f73b969]	620	return;
[0298d11]	621
	622	for( i = 0; irc_commands[i].command; i++ )
	623	if( g_strcasecmp( irc_commands[i].command, cmd[0] ) == 0 )
	624	{
[f1d38f2]	625	/* There should be no typo in the next line: */
	626	for( n_arg = 0; cmd[n_arg]; n_arg ++ ); n_arg --;
	627
[79e826a]	628	if( irc_commands[i].flags & IRC_CMD_PRE_LOGIN && irc->status & USTATUS_LOGGED_IN )
[edf9657]	629	{
	630	irc_reply( irc, 462, ":Only allowed before logging in" );
	631	}
[3af70b0]	632	else if( irc_commands[i].flags & IRC_CMD_LOGGED_IN && !( irc->status & USTATUS_LOGGED_IN ) )
[edf9657]	633	{
	634	irc_reply( irc, 451, ":Register first" );
	635	}
[f73b969]	636	else if( irc_commands[i].flags & IRC_CMD_OPER_ONLY && !strchr( irc->umode, 'o' ) )
[edf9657]	637	{
	638	irc_reply( irc, 481, ":Permission denied - You're not an IRC operator" );
	639	}
[f1d38f2]	640	else if( n_arg < irc_commands[i].required_parameters )
[f73b969]	641	{
	642	irc_reply( irc, 461, "%s :Need more parameters", cmd[0] );
	643	}
	644	else if( irc_commands[i].flags & IRC_CMD_TO_MASTER )
	645	{
[5424c76]	646	/* IPC doesn't make sense in inetd mode,
	647	but the function will catch that. */
[0431ea1]	648	ipc_to_master( cmd );
[f73b969]	649	}
[0431ea1]	650	else
[f73b969]	651	{
	652	irc_commands[i].execute( irc, cmd );
	653	}
	654
[2f13222]	655	return;
[0298d11]	656	}
[2f13222]	657
	658	if( irc->status >= USTATUS_LOGGED_IN )
	659	irc_reply( irc, 421, "%s :Unknown command", cmd[0] );
[0298d11]	660	}

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