1 2ee05c9a 2002-03-03 alex /*
  2 2ee05c9a 2002-03-03 alex  * ngIRCd -- The Next Generation IRC Daemon
  3 2ee05c9a 2002-03-03 alex  * Copyright (c)2001,2002 by Alexander Barton (alex@barton.de)
  4 2ee05c9a 2002-03-03 alex  *
  5 2ee05c9a 2002-03-03 alex  * Dieses Programm ist freie Software. Sie koennen es unter den Bedingungen
  6 2ee05c9a 2002-03-03 alex  * der GNU General Public License (GPL), wie von der Free Software Foundation
  7 2ee05c9a 2002-03-03 alex  * herausgegeben, weitergeben und/oder modifizieren, entweder unter Version 2
  8 2ee05c9a 2002-03-03 alex  * der Lizenz oder (wenn Sie es wuenschen) jeder spaeteren Version.
  9 2ee05c9a 2002-03-03 alex  * Naehere Informationen entnehmen Sie bitter der Datei COPYING. Eine Liste
 10 2ee05c9a 2002-03-03 alex  * der an ngIRCd beteiligten Autoren finden Sie in der Datei AUTHORS.
 11 2ee05c9a 2002-03-03 alex  *
 12 b2615bcc 2002-11-19 alex  * $Id: irc-server.c,v 1.20 2002/11/19 12:50:20 alex Exp $
 13 2ee05c9a 2002-03-03 alex  *
 14 2ee05c9a 2002-03-03 alex  * irc-server.c: IRC-Befehle fuer Server-Links
 15 2ee05c9a 2002-03-03 alex  */
 16 2ee05c9a 2002-03-03 alex 
 17 2ee05c9a 2002-03-03 alex 
 18 ca33cbda 2002-03-12 alex #include "portab.h"
 19 2ee05c9a 2002-03-03 alex 
 20 ca33cbda 2002-03-12 alex #include "imp.h"
 21 2ee05c9a 2002-03-03 alex #include <assert.h>
 22 2ee05c9a 2002-03-03 alex #include <stdio.h>
 23 2ee05c9a 2002-03-03 alex #include <stdlib.h>
 24 2ee05c9a 2002-03-03 alex #include <string.h>
 25 2ee05c9a 2002-03-03 alex 
 26 c2f60abe 2002-05-27 alex #include "resolve.h"
 27 2ee05c9a 2002-03-03 alex #include "conf.h"
 28 c2f60abe 2002-05-27 alex #include "conn.h"
 29 c2f60abe 2002-05-27 alex #include "client.h"
 30 c2f60abe 2002-05-27 alex #include "channel.h"
 31 2ee05c9a 2002-03-03 alex #include "irc-write.h"
 32 2ee05c9a 2002-03-03 alex #include "log.h"
 33 2ee05c9a 2002-03-03 alex #include "messages.h"
 34 c2f60abe 2002-05-27 alex #include "parse.h"
 35 d58431a0 2002-09-02 alex #include "ngircd.h"
 36 2ee05c9a 2002-03-03 alex 
 37 ca33cbda 2002-03-12 alex #include "exp.h"
 38 2ee05c9a 2002-03-03 alex #include "irc-server.h"
 39 2ee05c9a 2002-03-03 alex 
 40 2ee05c9a 2002-03-03 alex 
 41 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
 42 c2f60abe 2002-05-27 alex IRC_SERVER( CLIENT *Client, REQUEST *Req )
 43 2ee05c9a 2002-03-03 alex {
 44 2ee05c9a 2002-03-03 alex 	CHAR str[LINE_LEN], *ptr;
 45 2ee05c9a 2002-03-03 alex 	CLIENT *from, *c, *cl;
 46 2ee05c9a 2002-03-03 alex 	CL2CHAN *cl2chan;
 47 2ee05c9a 2002-03-03 alex 	INT max_hops, i;
 48 2ee05c9a 2002-03-03 alex 	CHANNEL *chan;
 49 2ee05c9a 2002-03-03 alex 	BOOLEAN ok;
 50 2ee05c9a 2002-03-03 alex 	
 51 2ee05c9a 2002-03-03 alex 	assert( Client != NULL );
 52 2ee05c9a 2002-03-03 alex 	assert( Req != NULL );
 53 2ee05c9a 2002-03-03 alex 
 54 2ee05c9a 2002-03-03 alex 	/* Fehler liefern, wenn kein lokaler Client */
 55 2ee05c9a 2002-03-03 alex 	if( Client_Conn( Client ) <= NONE ) return IRC_WriteStrClient( Client, ERR_UNKNOWNCOMMAND_MSG, Client_ID( Client ), Req->command );
 56 2ee05c9a 2002-03-03 alex 
 57 2ee05c9a 2002-03-03 alex 	if( Client_Type( Client ) == CLIENT_GOTPASSSERVER )
 58 2ee05c9a 2002-03-03 alex 	{
 59 2ee05c9a 2002-03-03 alex 		/* Verbindung soll als Server-Server-Verbindung registriert werden */
 60 2ee05c9a 2002-03-03 alex 		Log( LOG_DEBUG, "Connection %d: got SERVER command (new server link) ...", Client_Conn( Client ));
 61 2ee05c9a 2002-03-03 alex 
 62 2ee05c9a 2002-03-03 alex 		/* Falsche Anzahl Parameter? */
 63 2ee05c9a 2002-03-03 alex 		if(( Req->argc != 2 ) && ( Req->argc != 3 )) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
 64 2ee05c9a 2002-03-03 alex 
 65 2ee05c9a 2002-03-03 alex 		/* Ist dieser Server bei uns konfiguriert? */
 66 2ee05c9a 2002-03-03 alex 		for( i = 0; i < Conf_Server_Count; i++ ) if( strcasecmp( Req->argv[0], Conf_Server[i].name ) == 0 ) break;
 67 2ee05c9a 2002-03-03 alex 		if( i >= Conf_Server_Count )
 68 2ee05c9a 2002-03-03 alex 		{
 69 2ee05c9a 2002-03-03 alex 			/* Server ist nicht konfiguriert! */
 70 2ee05c9a 2002-03-03 alex 			Log( LOG_ERR, "Connection %d: Server \"%s\" not configured here!", Client_Conn( Client ), Req->argv[0] );
 71 2ee05c9a 2002-03-03 alex 			Conn_Close( Client_Conn( Client ), NULL, "Server not configured here", TRUE );
 72 2ee05c9a 2002-03-03 alex 			return DISCONNECTED;
 73 2ee05c9a 2002-03-03 alex 		}
 74 b2615bcc 2002-11-19 alex 		if( strcmp( Client_Password( Client ), Conf_Server[i].pwd_in ) != 0 )
 75 2ee05c9a 2002-03-03 alex 		{
 76 2ee05c9a 2002-03-03 alex 			/* Falsches Passwort */
 77 b2615bcc 2002-11-19 alex 			Log( LOG_ERR, "Connection %d: Got bad password from server \"%s\"!", Client_Conn( Client ), Req->argv[0] );
 78 2ee05c9a 2002-03-03 alex 			Conn_Close( Client_Conn( Client ), NULL, "Bad password", TRUE );
 79 2ee05c9a 2002-03-03 alex 			return DISCONNECTED;
 80 2ee05c9a 2002-03-03 alex 		}
 81 2ee05c9a 2002-03-03 alex 		
 82 2ee05c9a 2002-03-03 alex 		/* Ist ein Server mit dieser ID bereits registriert? */
 83 2ee05c9a 2002-03-03 alex 		if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
 84 2ee05c9a 2002-03-03 alex 
 85 2ee05c9a 2002-03-03 alex 		/* Server-Strukturen fuellen ;-) */
 86 2ee05c9a 2002-03-03 alex 		Client_SetID( Client, Req->argv[0] );
 87 2ee05c9a 2002-03-03 alex 		Client_SetHops( Client, 1 );
 88 2ee05c9a 2002-03-03 alex 		Client_SetInfo( Client, Req->argv[Req->argc - 1] );
 89 2ee05c9a 2002-03-03 alex 		
 90 2310ac2c 2002-04-08 alex 		/* Meldet sich der Server bei uns an (d.h., bauen nicht wir
 91 2310ac2c 2002-04-08 alex 		 * selber die Verbindung zu einem anderen Server auf)? */
 92 2310ac2c 2002-04-08 alex 		if( Client_Token( Client ) != TOKEN_OUTBOUND )
 93 2ee05c9a 2002-03-03 alex 		{
 94 2310ac2c 2002-04-08 alex 			/* Eingehende Verbindung: Unseren SERVER- und PASS-Befehl senden */
 95 2ee05c9a 2002-03-03 alex 			ok = TRUE;
 96 b2615bcc 2002-11-19 alex 			if( ! IRC_WriteStrClient( Client, "PASS %s %s", Conf_Server[i].pwd_out, NGIRCd_ProtoID )) ok = FALSE;
 97 2ee05c9a 2002-03-03 alex 			else ok = IRC_WriteStrClient( Client, "SERVER %s 1 :%s", Conf_ServerName, Conf_ServerInfo );
 98 2ee05c9a 2002-03-03 alex 			if( ! ok )
 99 2ee05c9a 2002-03-03 alex 			{
100 2ee05c9a 2002-03-03 alex 				Conn_Close( Client_Conn( Client ), "Unexpected server behavior!", NULL, FALSE );
101 2ee05c9a 2002-03-03 alex 				return DISCONNECTED;
102 2ee05c9a 2002-03-03 alex 			}
103 2ee05c9a 2002-03-03 alex 			Client_SetIntroducer( Client, Client );
104 2ee05c9a 2002-03-03 alex 			Client_SetToken( Client, 1 );
105 2ee05c9a 2002-03-03 alex 		}
106 2310ac2c 2002-04-08 alex 		else
107 2310ac2c 2002-04-08 alex 		{
108 2310ac2c 2002-04-08 alex 			/* Ausgehende verbindung, SERVER und PASS wurden von uns bereits
109 2310ac2c 2002-04-08 alex 			 * an die Gegenseite uerbermittelt */
110 2310ac2c 2002-04-08 alex 			Client_SetToken( Client, atoi( Req->argv[1] ));
111 2310ac2c 2002-04-08 alex 		}
112 2ee05c9a 2002-03-03 alex 
113 6b58ab84 2002-03-27 alex 		Log( LOG_NOTICE|LOG_snotice, "Server \"%s\" registered (connection %d, 1 hop - direct link).", Client_ID( Client ), Client_Conn( Client ));
114 2ee05c9a 2002-03-03 alex 
115 2ee05c9a 2002-03-03 alex 		Client_SetType( Client, CLIENT_SERVER );
116 9523e281 2002-11-05 alex 		Conn_SetServer( Client_Conn( Client ), i );
117 2ee05c9a 2002-03-03 alex 
118 2ee05c9a 2002-03-03 alex 		/* maximalen Hop Count ermitteln */
119 2ee05c9a 2002-03-03 alex 		max_hops = 0;
120 2ee05c9a 2002-03-03 alex 		c = Client_First( );
121 2ee05c9a 2002-03-03 alex 		while( c )
122 2ee05c9a 2002-03-03 alex 		{
123 2ee05c9a 2002-03-03 alex 			if( Client_Hops( c ) > max_hops ) max_hops = Client_Hops( c );
124 2ee05c9a 2002-03-03 alex 			c = Client_Next( c );
125 2ee05c9a 2002-03-03 alex 		}
126 2ee05c9a 2002-03-03 alex 		
127 2ee05c9a 2002-03-03 alex 		/* Alle bisherigen Server dem neuen Server bekannt machen,
128 2ee05c9a 2002-03-03 alex 		 * die bisherigen Server ueber den neuen informierenn */
129 2ee05c9a 2002-03-03 alex 		for( i = 0; i < ( max_hops + 1 ); i++ )
130 2ee05c9a 2002-03-03 alex 		{
131 2ee05c9a 2002-03-03 alex 			c = Client_First( );
132 2ee05c9a 2002-03-03 alex 			while( c )
133 2ee05c9a 2002-03-03 alex 			{
134 2ee05c9a 2002-03-03 alex 				if(( Client_Type( c ) == CLIENT_SERVER ) && ( c != Client ) && ( c != Client_ThisServer( )) && ( Client_Hops( c ) == i ))
135 2ee05c9a 2002-03-03 alex 				{
136 2ee05c9a 2002-03-03 alex 					if( Client_Conn( c ) > NONE )
137 2ee05c9a 2002-03-03 alex 					{
138 2ee05c9a 2002-03-03 alex 						/* Dem gefundenen Server gleich den neuen
139 2ee05c9a 2002-03-03 alex 						 * Server bekannt machen */
140 2ee05c9a 2002-03-03 alex 						if( ! IRC_WriteStrClient( c, "SERVER %s %d %d :%s", Client_ID( Client ), Client_Hops( Client ) + 1, Client_MyToken( Client ), Client_Info( Client ))) return DISCONNECTED;
141 2ee05c9a 2002-03-03 alex 					}
142 2ee05c9a 2002-03-03 alex 					
143 2ee05c9a 2002-03-03 alex 					/* Den neuen Server ueber den alten informieren */
144 2ee05c9a 2002-03-03 alex 					if( ! IRC_WriteStrClientPrefix( Client, Client_Hops( c ) == 1 ? Client_ThisServer( ) : Client_Introducer( c ), "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ))) return DISCONNECTED;
145 2ee05c9a 2002-03-03 alex 				}
146 2ee05c9a 2002-03-03 alex 				c = Client_Next( c );
147 2ee05c9a 2002-03-03 alex 			}
148 2ee05c9a 2002-03-03 alex 		}
149 2ee05c9a 2002-03-03 alex 
150 2ee05c9a 2002-03-03 alex 		/* alle User dem neuen Server bekannt machen */
151 2ee05c9a 2002-03-03 alex 		c = Client_First( );
152 2ee05c9a 2002-03-03 alex 		while( c )
153 2ee05c9a 2002-03-03 alex 		{
154 2ee05c9a 2002-03-03 alex 			if( Client_Type( c ) == CLIENT_USER )
155 2ee05c9a 2002-03-03 alex 			{
156 2ee05c9a 2002-03-03 alex 				/* User an neuen Server melden */
157 2ee05c9a 2002-03-03 alex 				if( ! IRC_WriteStrClient( Client, "NICK %s %d %s %s %d +%s :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_User( c ), Client_Hostname( c ), Client_MyToken( Client_Introducer( c )), Client_Modes( c ), Client_Info( c ))) return DISCONNECTED;
158 2ee05c9a 2002-03-03 alex 			}
159 2ee05c9a 2002-03-03 alex 			c = Client_Next( c );
160 2ee05c9a 2002-03-03 alex 		}
161 2ee05c9a 2002-03-03 alex 
162 2ee05c9a 2002-03-03 alex 		/* Channels dem neuen Server bekannt machen */
163 2ee05c9a 2002-03-03 alex 		chan = Channel_First( );
164 2ee05c9a 2002-03-03 alex 		while( chan )
165 2ee05c9a 2002-03-03 alex 		{
166 3dc16212 2002-09-07 alex #ifdef IRCPLUS
167 938abb02 2002-09-03 alex 			/* Wenn unterstuetzt, CHANINFO senden */
168 938abb02 2002-09-03 alex 			if( strchr( Client_Flags( Client ), 'C' ))
169 938abb02 2002-09-03 alex 			{
170 938abb02 2002-09-03 alex 				/* CHANINFO senden */
171 938abb02 2002-09-03 alex 				if( ! IRC_WriteStrClient( Client, "CHANINFO %s +%s :%s", Channel_Name( chan ), Channel_Modes( chan ), Channel_Topic( chan ))) return DISCONNECTED;
172 938abb02 2002-09-03 alex 			}
173 3dc16212 2002-09-07 alex #endif
174 3dc16212 2002-09-07 alex 
175 2ee05c9a 2002-03-03 alex 			/* alle Member suchen */
176 2ee05c9a 2002-03-03 alex 			cl2chan = Channel_FirstMember( chan );
177 0e092b3f 2002-03-06 alex 			sprintf( str, "NJOIN %s :", Channel_Name( chan ));
178 2ee05c9a 2002-03-03 alex 			while( cl2chan )
179 2ee05c9a 2002-03-03 alex 			{
180 2ee05c9a 2002-03-03 alex 				cl = Channel_GetClient( cl2chan );
181 2ee05c9a 2002-03-03 alex 				assert( cl != NULL );
182 2ee05c9a 2002-03-03 alex 
183 2ee05c9a 2002-03-03 alex 				/* Nick, ggf. mit Modes, anhaengen */
184 2ee05c9a 2002-03-03 alex 				if( str[strlen( str ) - 1] != ':' ) strcat( str, "," );
185 2ee05c9a 2002-03-03 alex 				if( strchr( Channel_UserModes( chan, cl ), 'v' )) strcat( str, "+" );
186 2ee05c9a 2002-03-03 alex 				if( strchr( Channel_UserModes( chan, cl ), 'o' )) strcat( str, "@" );
187 2ee05c9a 2002-03-03 alex 				strcat( str, Client_ID( cl ));
188 2ee05c9a 2002-03-03 alex 
189 0e092b3f 2002-03-06 alex 				if( strlen( str ) > ( LINE_LEN - CLIENT_NICK_LEN - 8 ))
190 2ee05c9a 2002-03-03 alex 				{
191 2ee05c9a 2002-03-03 alex 					/* Zeile senden */
192 ec474a4b 2002-10-04 alex 					if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
193 2ee05c9a 2002-03-03 alex 					sprintf( str, "NJOIN %s :", Channel_Name( chan ));
194 2ee05c9a 2002-03-03 alex 				}
195 2ee05c9a 2002-03-03 alex 				
196 2ee05c9a 2002-03-03 alex 				cl2chan = Channel_NextMember( chan, cl2chan );
197 2ee05c9a 2002-03-03 alex 			}
198 2ee05c9a 2002-03-03 alex 
199 2ee05c9a 2002-03-03 alex 			/* noch Daten da? */
200 2ee05c9a 2002-03-03 alex 			if( str[strlen( str ) - 1] != ':')
201 2ee05c9a 2002-03-03 alex 			{
202 2ee05c9a 2002-03-03 alex 				/* Ja; Also senden ... */
203 ec474a4b 2002-10-04 alex 				if( ! IRC_WriteStrClient( Client, "%s", str )) return DISCONNECTED;
204 2ee05c9a 2002-03-03 alex 			}
205 2ee05c9a 2002-03-03 alex 
206 2ee05c9a 2002-03-03 alex 			/* naechsten Channel suchen */
207 2ee05c9a 2002-03-03 alex 			chan = Channel_Next( chan );
208 2ee05c9a 2002-03-03 alex 		}
209 2ee05c9a 2002-03-03 alex 		
210 2ee05c9a 2002-03-03 alex 		return CONNECTED;
211 2ee05c9a 2002-03-03 alex 	}
212 2ee05c9a 2002-03-03 alex 	else if( Client_Type( Client ) == CLIENT_SERVER )
213 2ee05c9a 2002-03-03 alex 	{
214 2ee05c9a 2002-03-03 alex 		/* Neuer Server wird im Netz angekuendigt */
215 2ee05c9a 2002-03-03 alex 
216 2ee05c9a 2002-03-03 alex 		/* Falsche Anzahl Parameter? */
217 2ee05c9a 2002-03-03 alex 		if( Req->argc != 4 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
218 2ee05c9a 2002-03-03 alex 
219 2ee05c9a 2002-03-03 alex 		/* Ist ein Server mit dieser ID bereits registriert? */
220 2ee05c9a 2002-03-03 alex 		if( ! Client_CheckID( Client, Req->argv[0] )) return DISCONNECTED;
221 2ee05c9a 2002-03-03 alex 
222 2ee05c9a 2002-03-03 alex 		/* Ueberfluessige Hostnamen aus Info-Text entfernen */
223 2ee05c9a 2002-03-03 alex 		ptr = strchr( Req->argv[3] + 2, '[' );
224 2ee05c9a 2002-03-03 alex 		if( ! ptr ) ptr = Req->argv[3];
225 2ee05c9a 2002-03-03 alex 
226 bc4ed226 2002-03-25 alex 		from = Client_Search( Req->prefix );
227 2ee05c9a 2002-03-03 alex 		if( ! from )
228 2ee05c9a 2002-03-03 alex 		{
229 2ee05c9a 2002-03-03 alex 			/* Hm, Server, der diesen einfuehrt, ist nicht bekannt!? */
230 2ee05c9a 2002-03-03 alex 			Log( LOG_ALERT, "Unknown ID in prefix of SERVER: \"%s\"! (on connection %d)", Req->prefix, Client_Conn( Client ));
231 2ee05c9a 2002-03-03 alex 			Conn_Close( Client_Conn( Client ), NULL, "Unknown ID in prefix of SERVER", TRUE );
232 2ee05c9a 2002-03-03 alex 			return DISCONNECTED;
233 2ee05c9a 2002-03-03 alex 		}
234 2ee05c9a 2002-03-03 alex 
235 2ee05c9a 2002-03-03 alex 		/* Neue Client-Struktur anlegen */
236 2ee05c9a 2002-03-03 alex 		c = Client_NewRemoteServer( Client, Req->argv[0], from, atoi( Req->argv[1] ), atoi( Req->argv[2] ), ptr, TRUE );
237 2ee05c9a 2002-03-03 alex 		if( ! c )
238 2ee05c9a 2002-03-03 alex 		{
239 2ee05c9a 2002-03-03 alex 			/* Neue Client-Struktur konnte nicht angelegt werden */
240 2ee05c9a 2002-03-03 alex 			Log( LOG_ALERT, "Can't create client structure for server! (on connection %d)", Client_Conn( Client ));
241 2ee05c9a 2002-03-03 alex 			Conn_Close( Client_Conn( Client ), NULL, "Can't allocate client structure for remote server", TRUE );
242 2ee05c9a 2002-03-03 alex 			return DISCONNECTED;
243 2ee05c9a 2002-03-03 alex 		}
244 2ee05c9a 2002-03-03 alex 
245 2ee05c9a 2002-03-03 alex 		/* Log-Meldung zusammenbauen und ausgeben */
246 2ee05c9a 2002-03-03 alex 		if(( Client_Hops( c ) > 1 ) && ( Req->prefix[0] )) sprintf( str, "connected to %s, ", Client_ID( from ));
247 2ee05c9a 2002-03-03 alex 		else strcpy( str, "" );
248 6b58ab84 2002-03-27 alex 		Log( LOG_NOTICE|LOG_snotice, "Server \"%s\" registered (via %s, %s%d hop%s).", Client_ID( c ), Client_ID( Client ), str, Client_Hops( c ), Client_Hops( c ) > 1 ? "s": "" );
249 2ee05c9a 2002-03-03 alex 
250 2ee05c9a 2002-03-03 alex 		/* Andere Server informieren */
251 2ee05c9a 2002-03-03 alex 		IRC_WriteStrServersPrefix( Client, from, "SERVER %s %d %d :%s", Client_ID( c ), Client_Hops( c ) + 1, Client_MyToken( c ), Client_Info( c ));
252 2ee05c9a 2002-03-03 alex 
253 2ee05c9a 2002-03-03 alex 		return CONNECTED;
254 2ee05c9a 2002-03-03 alex 	}
255 2ee05c9a 2002-03-03 alex 	else return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
256 2ee05c9a 2002-03-03 alex } /* IRC_SERVER */
257 2ee05c9a 2002-03-03 alex 
258 2ee05c9a 2002-03-03 alex 
259 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
260 c2f60abe 2002-05-27 alex IRC_NJOIN( CLIENT *Client, REQUEST *Req )
261 2ee05c9a 2002-03-03 alex {
262 e07fab17 2002-07-25 alex 	CHAR str[COMMAND_LEN], *channame, *ptr, modes[8];
263 2ee05c9a 2002-03-03 alex 	BOOLEAN is_op, is_voiced;
264 2ee05c9a 2002-03-03 alex 	CHANNEL *chan;
265 2ee05c9a 2002-03-03 alex 	CLIENT *c;
266 2ee05c9a 2002-03-03 alex 	
267 2ee05c9a 2002-03-03 alex 	assert( Client != NULL );
268 2ee05c9a 2002-03-03 alex 	assert( Req != NULL );
269 2ee05c9a 2002-03-03 alex 
270 2ee05c9a 2002-03-03 alex 	if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTEREDSERVER_MSG, Client_ID( Client ));
271 2ee05c9a 2002-03-03 alex 
272 2ee05c9a 2002-03-03 alex 	/* Falsche Anzahl Parameter? */
273 2ee05c9a 2002-03-03 alex 	if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
274 2ee05c9a 2002-03-03 alex 
275 e07fab17 2002-07-25 alex 	strncpy( str, Req->argv[1], COMMAND_LEN - 1 );
276 e07fab17 2002-07-25 alex 	str[COMMAND_LEN - 1] = '\0';
277 e07fab17 2002-07-25 alex 
278 2ee05c9a 2002-03-03 alex 	channame = Req->argv[0];
279 e07fab17 2002-07-25 alex 	ptr = strtok( str, "," );
280 2ee05c9a 2002-03-03 alex 	while( ptr )
281 2ee05c9a 2002-03-03 alex 	{
282 2ee05c9a 2002-03-03 alex 		is_op = is_voiced = FALSE;
283 2ee05c9a 2002-03-03 alex 		
284 2ee05c9a 2002-03-03 alex 		/* Prefixe abschneiden */
285 2ee05c9a 2002-03-03 alex 		while(( *ptr == '@' ) || ( *ptr == '+' ))
286 2ee05c9a 2002-03-03 alex 		{
287 2ee05c9a 2002-03-03 alex 			if( *ptr == '@' ) is_op = TRUE;
288 2ee05c9a 2002-03-03 alex 			if( *ptr == '+' ) is_voiced = TRUE;
289 2ee05c9a 2002-03-03 alex 			ptr++;
290 2ee05c9a 2002-03-03 alex 		}
291 2ee05c9a 2002-03-03 alex 
292 bc4ed226 2002-03-25 alex 		c = Client_Search( ptr );
293 2ee05c9a 2002-03-03 alex 		if( c )
294 2ee05c9a 2002-03-03 alex 		{
295 2ee05c9a 2002-03-03 alex 			Channel_Join( c, channame );
296 2ee05c9a 2002-03-03 alex 			chan = Channel_Search( channame );
297 2ee05c9a 2002-03-03 alex 			assert( chan != NULL );
298 2ee05c9a 2002-03-03 alex 			
299 2ee05c9a 2002-03-03 alex 			if( is_op ) Channel_UserModeAdd( chan, c, 'o' );
300 2ee05c9a 2002-03-03 alex 			if( is_voiced ) Channel_UserModeAdd( chan, c, 'v' );
301 2ee05c9a 2002-03-03 alex 
302 2ee05c9a 2002-03-03 alex 			/* im Channel bekannt machen */
303 2ee05c9a 2002-03-03 alex 			IRC_WriteStrChannelPrefix( Client, chan, c, FALSE, "JOIN :%s", channame );
304 2ee05c9a 2002-03-03 alex 
305 2ee05c9a 2002-03-03 alex 			/* Channel-User-Modes setzen */
306 2ee05c9a 2002-03-03 alex 			strcpy( modes, Channel_UserModes( chan, c ));
307 2ee05c9a 2002-03-03 alex 			if( modes[0] )
308 2ee05c9a 2002-03-03 alex 			{
309 2ee05c9a 2002-03-03 alex 				/* Modes im Channel bekannt machen */
310 2ee05c9a 2002-03-03 alex 				IRC_WriteStrChannelPrefix( Client, chan, Client, FALSE, "MODE %s +%s %s", channame, modes, Client_ID( c ));
311 2ee05c9a 2002-03-03 alex 			}
312 2ee05c9a 2002-03-03 alex 		}
313 7d30c8ce 2002-08-26 alex 		else Log( LOG_ERR, "Got NJOIN for unknown nick \"%s\" for channel \"%s\"!", ptr, channame );
314 2ee05c9a 2002-03-03 alex 		
315 2ee05c9a 2002-03-03 alex 		/* naechsten Nick suchen */
316 2ee05c9a 2002-03-03 alex 		ptr = strtok( NULL, "," );
317 2ee05c9a 2002-03-03 alex 	}
318 2ee05c9a 2002-03-03 alex 
319 2ee05c9a 2002-03-03 alex 	/* an andere Server weiterleiten */
320 2ee05c9a 2002-03-03 alex 	IRC_WriteStrServersPrefix( Client, Client_ThisServer( ), "NJOIN %s :%s", Req->argv[0], Req->argv[1] );
321 2ee05c9a 2002-03-03 alex 
322 2ee05c9a 2002-03-03 alex 	return CONNECTED;
323 2ee05c9a 2002-03-03 alex } /* IRC_NJOIN */
324 2ee05c9a 2002-03-03 alex 
325 2ee05c9a 2002-03-03 alex 
326 c2f60abe 2002-05-27 alex GLOBAL BOOLEAN
327 c2f60abe 2002-05-27 alex IRC_SQUIT( CLIENT *Client, REQUEST *Req )
328 2ee05c9a 2002-03-03 alex {
329 2ee05c9a 2002-03-03 alex 	CLIENT *target;
330 2ee05c9a 2002-03-03 alex 	CHAR msg[LINE_LEN + 64];
331 2ee05c9a 2002-03-03 alex 
332 2ee05c9a 2002-03-03 alex 	assert( Client != NULL );
333 2ee05c9a 2002-03-03 alex 	assert( Req != NULL );
334 2ee05c9a 2002-03-03 alex 
335 2ee05c9a 2002-03-03 alex 	/* SQUIT ist nur fuer Server erlaubt */
336 2ee05c9a 2002-03-03 alex 	if( Client_Type( Client ) != CLIENT_SERVER ) return IRC_WriteStrClient( Client, ERR_NOTREGISTERED_MSG, Client_ID( Client ));
337 2ee05c9a 2002-03-03 alex 
338 2ee05c9a 2002-03-03 alex 	/* Falsche Anzahl Parameter? */
339 2ee05c9a 2002-03-03 alex 	if( Req->argc != 2 ) return IRC_WriteStrClient( Client, ERR_NEEDMOREPARAMS_MSG, Client_ID( Client ), Req->command );
340 2ee05c9a 2002-03-03 alex 
341 2ee05c9a 2002-03-03 alex 	Log( LOG_DEBUG, "Got SQUIT from %s for \"%s\": \"%s\" ...", Client_ID( Client ), Req->argv[0], Req->argv[1] );
342 2ee05c9a 2002-03-03 alex 
343 2ee05c9a 2002-03-03 alex 	/* SQUIT an alle Server weiterleiten */
344 2ee05c9a 2002-03-03 alex 	IRC_WriteStrServers( Client, "SQUIT %s :%s", Req->argv[0], Req->argv[1] );
345 2ee05c9a 2002-03-03 alex 
346 bc4ed226 2002-03-25 alex 	target = Client_Search( Req->argv[0] );
347 2ee05c9a 2002-03-03 alex 	if( ! target )
348 2ee05c9a 2002-03-03 alex 	{
349 9fc7e66f 2002-03-11 alex 		/* Den Server kennen wir nicht (mehr), also nichts zu tun. */
350 f7a0ff1f 2002-03-11 alex 		Log( LOG_WARNING, "Got SQUIT from %s for unknown server \"%s\"!?", Client_ID( Client ), Req->argv[0] );
351 2ee05c9a 2002-03-03 alex 		return CONNECTED;
352 2ee05c9a 2002-03-03 alex 	}
353 2ee05c9a 2002-03-03 alex 
354 2ee05c9a 2002-03-03 alex 	if( Req->argv[1][0] )
355 2ee05c9a 2002-03-03 alex 	{
356 2ee05c9a 2002-03-03 alex 		if( strlen( Req->argv[1] ) > LINE_LEN ) Req->argv[1][LINE_LEN] = '\0';
357 2ee05c9a 2002-03-03 alex 		sprintf( msg, "%s (SQUIT from %s).", Req->argv[1], Client_ID( Client ));
358 2ee05c9a 2002-03-03 alex 	}
359 2ee05c9a 2002-03-03 alex 	else sprintf( msg, "Got SQUIT from %s.", Client_ID( Client ));
360 2ee05c9a 2002-03-03 alex 
361 2ee05c9a 2002-03-03 alex 	if( Client_Conn( target ) > NONE )
362 2ee05c9a 2002-03-03 alex 	{
363 2ee05c9a 2002-03-03 alex 		/* dieser Server hat die Connection */
364 2ee05c9a 2002-03-03 alex 		if( Req->argv[1][0] ) Conn_Close( Client_Conn( target ), msg, Req->argv[1], TRUE );
365 2ee05c9a 2002-03-03 alex 		else Conn_Close( Client_Conn( target ), msg, NULL, TRUE );
366 2ee05c9a 2002-03-03 alex 		return DISCONNECTED;
367 2ee05c9a 2002-03-03 alex 	}
368 2ee05c9a 2002-03-03 alex 	else
369 2ee05c9a 2002-03-03 alex 	{
370 2ee05c9a 2002-03-03 alex 		/* Verbindung hielt anderer Server */
371 50ec7a56 2002-03-11 alex 		Client_Destroy( target, msg, Req->argv[1], FALSE );
372 2ee05c9a 2002-03-03 alex 		return CONNECTED;
373 2ee05c9a 2002-03-03 alex 	}
374 2ee05c9a 2002-03-03 alex } /* IRC_SQUIT */
375 2ee05c9a 2002-03-03 alex 
376 2ee05c9a 2002-03-03 alex 
377 2ee05c9a 2002-03-03 alex /* -eof- */