2 * ngIRCd -- The Next Generation IRC Daemon
3 * Copyright (c)2001-2005 by Alexander Barton (alex@barton.de)
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation; either version 2 of the License, or
8 * (at your option) any later version.
9 * Please read the file COPYING, README and AUTHORS for more information.
11 * Sending IRC commands over the network
28 #include "conn-func.h"
33 #include "irc-write.h"
36 #define SEND_TO_USER 1
37 #define SEND_TO_SERVER 2
40 static char *Get_Prefix PARAMS((CLIENT *Target, CLIENT *Client));
41 static void cb_writeStrServersPrefixFlag PARAMS((CLIENT *Client,
42 CLIENT *Prefix, void *Buffer));
47 IRC_WriteStrClient( CLIENT *Client, char *Format, ... )
50 IRC_WriteStrClient( Client, Format, va_alist )
60 assert( Client != NULL );
61 assert( Format != NULL );
64 va_start( ap, Format );
68 vsnprintf( buffer, 1000, Format, ap );
71 /* to the client itself */
72 ok = IRC_WriteStrClientPrefix( Client, Client_ThisServer( ), "%s", buffer );
75 } /* IRC_WriteStrClient */
80 IRC_WriteStrClientPrefix( CLIENT *Client, CLIENT *Prefix, char *Format, ... )
83 IRC_WriteStrClientPrefix( Client, Prefix, Format, va_alist )
90 /* send text to local and remote clients */
95 assert( Client != NULL );
96 assert( Format != NULL );
97 assert( Prefix != NULL );
100 va_start( ap, Format );
104 vsnprintf( buffer, 1000, Format, ap );
107 return Conn_WriteStr( Client_Conn( Client_NextHop( Client )), ":%s %s", Get_Prefix( Client_NextHop( Client ), Prefix ), buffer );
108 } /* IRC_WriteStrClientPrefix */
113 IRC_WriteStrChannel( CLIENT *Client, CHANNEL *Chan, bool Remote, char *Format, ... )
116 IRC_WriteStrChannel( Client, Chan, Remote, Format, va_alist )
127 assert( Client != NULL );
128 assert( Format != NULL );
131 va_start( ap, Format );
135 vsnprintf( buffer, 1000, Format, ap );
138 return IRC_WriteStrChannelPrefix( Client, Chan, Client_ThisServer( ), Remote, "%s", buffer );
139 } /* IRC_WriteStrChannel */
144 * send message to all clients in the same channel, but only send message
145 * once per remote server.
149 IRC_WriteStrChannelPrefix( CLIENT *Client, CHANNEL *Chan, CLIENT *Prefix, bool Remote, char *Format, ... )
152 IRC_WriteStrChannelPrefix( Client, Chan, Prefix, Remote, Format, va_alist )
168 assert( Client != NULL );
169 assert( Chan != NULL );
170 assert( Prefix != NULL );
171 assert( Format != NULL );
174 va_start( ap, Format );
178 vsnprintf( buffer, 1000, Format, ap );
183 cl2chan = Channel_FirstMember( Chan );
186 c = Channel_GetClient( cl2chan );
189 if( Client_Conn( c ) <= NONE ) c = NULL;
190 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
192 if( c ) c = Client_NextHop( c );
194 if( c && ( c != Client ))
196 /* Ok, another Client */
197 conn = Client_Conn( c );
198 if( Client_Type( c ) == CLIENT_SERVER ) Conn_SetFlag( conn, SEND_TO_SERVER );
199 else Conn_SetFlag( conn, SEND_TO_USER );
201 cl2chan = Channel_NextMember( Chan, cl2chan );
204 conn = Conn_First( );
205 while( conn != NONE )
207 /* do we need to send data via this connection? */
208 if( Conn_Flag( conn ) == SEND_TO_SERVER) ok = Conn_WriteStr( conn, ":%s %s", Client_ID( Prefix ), buffer );
209 else if( Conn_Flag( conn ) == SEND_TO_USER ) ok = Conn_WriteStr( conn, ":%s %s", Client_Mask( Prefix ), buffer );
212 conn = Conn_Next( conn );
216 } /* IRC_WriteStrChannelPrefix */
221 IRC_WriteStrServers( CLIENT *ExceptOf, char *Format, ... )
224 IRC_WriteStrServers( ExceptOf, Format, va_alist )
233 assert( Format != NULL );
236 va_start( ap, Format );
240 vsnprintf( buffer, 1000, Format, ap );
243 IRC_WriteStrServersPrefix( ExceptOf, Client_ThisServer( ), "%s", buffer );
244 } /* IRC_WriteStrServers */
249 IRC_WriteStrServersPrefix( CLIENT *ExceptOf, CLIENT *Prefix, char *Format, ... )
252 IRC_WriteStrServersPrefix( ExceptOf, Prefix, Format, va_alist )
262 assert( Format != NULL );
263 assert( Prefix != NULL );
266 va_start( ap, Format );
270 vsnprintf( buffer, 1000, Format, ap );
273 IRC_WriteStrServersPrefixFlag( ExceptOf, Prefix, '\0', "%s", buffer );
274 } /* IRC_WriteStrServersPrefix */
279 IRC_WriteStrServersPrefixFlag( CLIENT *ExceptOf, CLIENT *Prefix, char Flag, char *Format, ... )
282 IRC_WriteStrServersPrefixFlag( ExceptOf, Prefix, Flag, Format, va_alist )
293 assert( Format != NULL );
294 assert( Prefix != NULL );
297 va_start( ap, Format );
301 vsnprintf( buffer, 1000, Format, ap );
304 IRC_WriteStrServersPrefixFlag_CB(ExceptOf, Prefix, Flag,
305 cb_writeStrServersPrefixFlag, buffer);
306 } /* IRC_WriteStrServersPrefixFlag */
310 IRC_WriteStrServersPrefixFlag_CB(CLIENT *ExceptOf, CLIENT *Prefix, char Flag,
311 void (*callback)(CLIENT *, CLIENT *, void *), void *cb_data)
317 if (Client_Type(c) == CLIENT_SERVER && Client_Conn(c) > NONE &&
318 c != Client_ThisServer() && c != ExceptOf) {
319 /* Found a target server, do the flags match? */
320 if (Flag == '\0' || strchr(Client_Flags(c), Flag))
321 callback(c, Prefix, cb_data);
325 } /* IRC_WriteStrServersPrefixFlag */
329 * send message to all clients that are in the same channels as the client sending this message.
330 * only send message once per reote server.
334 IRC_WriteStrRelatedPrefix( CLIENT *Client, CLIENT *Prefix, bool Remote, char *Format, ... )
337 IRC_WriteStrRelatedPrefix( Client, Prefix, Remote, Format, va_alist )
346 CL2CHAN *chan_cl2chan, *cl2chan;
353 assert( Client != NULL );
354 assert( Prefix != NULL );
355 assert( Format != NULL );
358 va_start( ap, Format );
362 vsnprintf( buffer, 1000, Format, ap );
367 chan_cl2chan = Channel_FirstChannelOf( Client );
368 while( chan_cl2chan )
370 chan = Channel_GetChannel( chan_cl2chan );
371 cl2chan = Channel_FirstMember( chan );
374 c = Channel_GetClient( cl2chan );
377 if( Client_Conn( c ) <= NONE ) c = NULL;
378 else if( Client_Type( c ) == CLIENT_SERVER ) c = NULL;
380 if( c ) c = Client_NextHop( c );
382 if( c && ( c != Client ))
384 conn = Client_Conn( c );
385 if( Client_Type( c ) == CLIENT_SERVER ) Conn_SetFlag( conn, SEND_TO_SERVER );
386 else Conn_SetFlag( conn, SEND_TO_USER );
388 cl2chan = Channel_NextMember( chan, cl2chan );
391 chan_cl2chan = Channel_NextChannelOf( Client, chan_cl2chan );
394 conn = Conn_First( );
395 while( conn != NONE )
397 /* send data via this connection? */
398 if( Conn_Flag( conn ) == SEND_TO_SERVER ) ok = Conn_WriteStr( conn, ":%s %s", Client_ID( Prefix ), buffer );
399 else if( Conn_Flag( conn ) == SEND_TO_USER ) ok = Conn_WriteStr( conn, ":%s %s", Client_Mask( Prefix ), buffer );
402 conn = Conn_Next( conn );
405 } /* IRC_WriteStrRelatedPrefix */
409 IRC_SetPenalty( CLIENT *Client, time_t Seconds )
413 assert( Client != NULL );
414 assert( Seconds > 0 );
416 if( Client_Type( Client ) == CLIENT_SERVER ) return;
418 c = Client_Conn( Client );
420 Conn_SetPenalty(c, Seconds);
421 } /* IRC_SetPenalty */
425 Get_Prefix( CLIENT *Target, CLIENT *Client )
427 assert( Target != NULL );
428 assert( Client != NULL );
430 if( Client_Type( Target ) == CLIENT_SERVER ) return Client_ID( Client );
431 else return Client_Mask( Client );
436 cb_writeStrServersPrefixFlag(CLIENT *Client, CLIENT *Prefix, void *Buffer)
438 IRC_WriteStrClientPrefix(Client, Prefix, "%s", Buffer);
439 } /* cb_writeStrServersPrefixFlag */