2 * charybdis: A useful ircd.
3 * client.h: The ircd client header.
5 * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
6 * Copyright (C) 1996-2002 Hybrid Development Team
7 * Copyright (C) 2002-2004 ircd-ratbox development team
8 * Copyright (C) 2005 William Pitcock and Jilles Tjoelker
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.
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.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
25 * $Id: client.h 3446 2007-05-14 22:21:16Z jilles $
28 #ifndef INCLUDED_client_h
29 #define INCLUDED_client_h
33 #if !defined(CONFIG_RATBOX_LEVEL_1)
34 #error Incorrect config.h for this revision of ircd.
37 #include "ircd_defs.h"
41 #include "irc_string.h"
42 #include "sprintf_irc.h"
48 /* we store ipv6 ips for remote clients, so this needs to be v6 always */
49 #define HOSTIPLEN 53 /* sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255.ipv6") */
51 #define CIPHERKEYLEN 64 /* 512bit */
52 #define CLIENT_BUFSIZE 512 /* must be at least 512 bytes */
73 * Atheme's coding standards require that we use BSD-style user-defined types
74 * for stuff. Fun! --nenolod
76 typedef struct User user_t
;
77 typedef struct Server server_t
;
78 typedef struct Client client_t
;
79 typedef struct LocalUser local_user_t
;
80 typedef struct Listener listener_t
;
81 typedef struct DNSReply dns_reply_t
;
82 typedef struct Whowas whowas_entry_t
;
83 typedef struct ConfItem conf_item_t
;
84 typedef struct AuthRequest auth_request_t
;
85 typedef struct PreClient pre_client_t
;
86 typedef struct ListClient list_client_t
;
93 rb_dlink_list channel
; /* chain of channel pointer blocks */
94 rb_dlink_list invited
; /* chain of invite pointer blocks */
95 char *away
; /* pointer to away message */
96 int refcnt
; /* Number of times this block is referenced */
98 char suser
[NICKLEN
+1];
103 user_t
*user
; /* who activated this connection */
105 rb_dlink_list servers
;
107 int caps
; /* capabilities bit-field */
109 struct scache_entry
*nameinfo
;
124 unsigned long in_wire
;
126 unsigned long out_wire
;
128 unsigned long inK_wire
;
130 unsigned long outK_wire
;
139 user_t
*user
; /* ...defined, if this is a User */
140 server_t
*serv
; /* ...defined, if this is a server */
141 client_t
*servptr
; /* Points to server this Client is on */
142 client_t
*from
; /* == self, if Local Client, *NEVER* NULL! */
144 whowas_entry_t
*whowas
; /* Pointers to whowas structs */
145 time_t tsinfo
; /* TS on the nick, SVINFO on server */
146 unsigned int umodes
; /* opers, normal users subset */
147 unsigned int flags
; /* client flags */
148 unsigned int flags2
; /* ugh. overflow */
150 unsigned int snomask
; /* server notice mask */
152 int hopcount
; /* number of servers to this 0 = local */
153 unsigned short status
; /* Client type */
154 unsigned char handler
; /* Handler index */
155 unsigned long serial
; /* used to enforce 1 send per nick */
157 /* client->name is the unique name for a client nick or host */
158 char name
[HOSTLEN
+ 1];
161 * client->username is the username from ident or the USER message,
162 * If the client is idented the USER message is ignored, otherwise
163 * the username part of the USER message is put here prefixed with a
164 * tilde depending on the I:line, Once a client has registered, this
165 * field should be considered read-only.
167 char username
[USERLEN
+ 1]; /* client's username */
170 * client->host contains the resolved name or ip address
171 * as a string for the user, it may be fiddled with for oper spoofing etc.
173 char host
[HOSTLEN
+ 1]; /* client's hostname */
174 char orighost
[HOSTLEN
+ 1]; /* original hostname (before dynamic spoofing) */
175 char sockhost
[HOSTIPLEN
+ 1]; /* clients ip */
176 char info
[REALLEN
+ 1]; /* Free form additional client info */
178 char id
[IDLEN
]; /* UID/SID, unique on the network */
180 /* list of who has this client on their allow list, its counterpart
183 rb_dlink_list on_allow_list
;
185 local_user_t
*localClient
;
186 pre_client_t
*preClient
;
191 rb_dlink_node tnode
; /* This is the node for the local list type the client is on*/
193 * The following fields are allocated only for local clients
194 * (directly connected to *this* server with a socket.
196 /* Anti flooding part, all because of lamers... */
197 time_t last_join_time
; /* when this client last
199 time_t last_leave_time
; /* when this client last
201 int join_leave_count
; /* count of JOIN/LEAVE in less than
202 MIN_JOIN_LEAVE_TIME seconds */
203 int oper_warn_count_down
; /* warn opers of this possible
204 spambot every time this gets to 0 */
205 time_t last_caller_id_time
;
206 time_t first_received_message_time
;
207 int received_number_of_privmsgs
;
210 time_t lasttime
; /* last time we parsed something */
211 time_t firsttime
; /* time client was created */
213 /* Send and receive linebuf queues .. */
214 buf_head_t buf_sendq
;
215 buf_head_t buf_recvq
;
217 * we want to use unsigned int here so the sizes have a better chance of
218 * staying the same on 64 bit machines. The current trend is to use
219 * I32LP64, (32 bit ints, 64 bit longs and pointers) and since ircd
220 * will NEVER run on an operating system where ints are less than 32 bits,
221 * it's a relatively safe bet to use ints. Since right shift operations are
222 * performed on these, it's not safe to allow them to become negative,
223 * which is possible for long running server connections. Unsigned values
224 * generally overflow gracefully. --Bleep
226 unsigned int sendM
; /* Statistics: protocol messages send */
227 unsigned int sendK
; /* Statistics: total k-bytes send */
228 unsigned int receiveM
; /* Statistics: protocol messages received */
229 unsigned int receiveK
; /* Statistics: total k-bytes received */
230 unsigned short sendB
; /* counters to count upto 1-k lots of bytes */
231 unsigned short receiveB
; /* sent and received. */
232 listener_t
*listener
; /* listener accepted from */
233 conf_item_t
*att_conf
; /* attached conf */
234 struct server_conf
*att_sconf
;
236 struct rb_sockaddr_storage ip
;
237 time_t last_nick_change
;
238 int number_of_nick_changes
;
241 * XXX - there is no reason to save this, it should be checked when it's
242 * received and not stored, this is not used after registration
244 * agreed. lets get rid of it someday! --nenolod
247 char *opername
; /* name of operator{} block being used or tried (challenge) */
251 int caps
; /* capabilities bit-field */
252 rb_fde_t
*F
; /* >= 0, for local clients */
254 /* time challenge response is valid for */
257 int ctrlfd
; /* For servers:
258 control fd used for sending commands
261 struct SlinkRpl slinkrpl
; /* slink reply being parsed */
262 unsigned char *slinkq
; /* sendq for control data */
263 int slinkq_ofs
; /* ofset into slinkq */
264 int slinkq_len
; /* length remaining after slinkq_ofs */
266 struct ZipStats zipstats
;
268 time_t last_away
; /* Away since... */
271 /* clients allowed to talk through +g */
272 rb_dlink_list allow_list
;
274 /* nicknames theyre monitoring */
275 rb_dlink_list monitor_list
;
278 * Anti-flood stuff. We track how many messages were parsed and how
279 * many we were allowed in the current second, and apply a simple decay
283 int allow_read
; /* how many we're allowed to read in this second */
284 int actually_read
; /* how many we've actually read in this second */
285 int sent_parsed
; /* how many messages we've parsed in this second */
286 time_t last_knock
; /* time of last knock */
287 unsigned long random_ping
;
288 auth_request_t
*auth_request
;
290 /* target change stuff */
291 uint32_t targets
[10]; /* targets were aware of (fnv32(use_id(target_p))) */
292 unsigned int targinfo
[2]; /* cyclic array, no in use */
293 time_t target_last
; /* last time we cleared a slot */
295 list_client_t
*safelist_data
;
297 char *mangledhost
; /* non-NULL if host mangling module loaded and
298 applicable to this client */
300 struct rb_sockaddr_storage
*lip
; /* alloc before auth/freed after auth */
301 struct _ssl_ctl
*ssl_ctl
; /* which ssl daemon we're associate with */
302 rb_uint32_t localflags
;
307 char spoofnick
[NICKLEN
+ 1];
308 char spoofuser
[USERLEN
+ 1];
309 char spoofhost
[HOSTLEN
+ 1];
311 char sasl_agent
[IDLEN
];
312 unsigned char sasl_out
;
313 unsigned char sasl_complete
;
315 rb_dlink_list dnsbl_queries
; /* list of struct BlacklistClient * */
316 struct Blacklist
*dnsbl_listed
; /* first dnsbl where it's listed */
321 unsigned int hash_indice
;
322 unsigned int users_min
, users_max
;
324 /* It would be nice to add other modifiers,
325 * but not for 1.1 --nenolod
329 struct exit_client_hook
331 struct Client
*client_p
;
332 char exit_message
[TOPICLEN
];
338 #define STAT_CONNECTING 0x01
339 #define STAT_HANDSHAKE 0x02
341 #define STAT_UNKNOWN 0x08
342 #define STAT_REJECT 0x10
343 #define STAT_SERVER 0x20
344 #define STAT_CLIENT 0x40
347 #define IsRegisteredUser(x) ((x)->status == STAT_CLIENT)
348 #define IsRegistered(x) (((x)->status > STAT_UNKNOWN) && ((x)->status != STAT_REJECT))
349 #define IsConnecting(x) ((x)->status == STAT_CONNECTING)
350 #define IsHandshake(x) ((x)->status == STAT_HANDSHAKE)
351 #define IsMe(x) ((x)->status == STAT_ME)
352 #define IsUnknown(x) ((x)->status == STAT_UNKNOWN)
353 #define IsServer(x) ((x)->status == STAT_SERVER)
354 #define IsClient(x) ((x)->status == STAT_CLIENT)
355 #define IsReject(x) ((x)->status == STAT_REJECT)
357 #define IsAnyServer(x) (IsServer(x) || IsHandshake(x) || IsConnecting(x))
359 #define IsOper(x) ((x)->umodes & UMODE_OPER)
360 #define IsAdmin(x) ((x)->umodes & UMODE_ADMIN)
362 #define SetReject(x) {(x)->status = STAT_REJECT; \
363 (x)->handler = UNREGISTERED_HANDLER; }
365 #define SetConnecting(x) {(x)->status = STAT_CONNECTING; \
366 (x)->handler = UNREGISTERED_HANDLER; }
368 #define SetHandshake(x) {(x)->status = STAT_HANDSHAKE; \
369 (x)->handler = UNREGISTERED_HANDLER; }
371 #define SetMe(x) {(x)->status = STAT_ME; \
372 (x)->handler = UNREGISTERED_HANDLER; }
374 #define SetUnknown(x) {(x)->status = STAT_UNKNOWN; \
375 (x)->handler = UNREGISTERED_HANDLER; }
377 #define SetServer(x) {(x)->status = STAT_SERVER; \
378 (x)->handler = SERVER_HANDLER; }
380 #define SetClient(x) {(x)->status = STAT_CLIENT; \
381 (x)->handler = IsOper((x)) ? \
382 OPER_HANDLER : CLIENT_HANDLER; }
383 #define SetRemoteClient(x) {(x)->status = STAT_CLIENT; \
384 (x)->handler = RCLIENT_HANDLER; }
386 #define STAT_CLIENT_PARSE (STAT_UNKNOWN | STAT_CLIENT)
387 #define STAT_SERVER_PARSE (STAT_CONNECTING | STAT_HANDSHAKE | STAT_SERVER)
389 #define PARSE_AS_CLIENT(x) ((x)->status & STAT_CLIENT_PARSE)
390 #define PARSE_AS_SERVER(x) ((x)->status & STAT_SERVER_PARSE)
404 #define TS_DOESTS 0x10000000
405 #define DoesTS(x) ((x)->tsinfo & TS_DOESTS)
407 #define has_id(source) ((source)->id[0] != '\0')
408 #define use_id(source) ((source)->id[0] != '\0' ? (source)->id : (source)->name)
410 /* if target is TS6, use id if it has one, else name */
411 #define get_id(source, target) ((IsServer(target->from) && has_id(target->from)) ? \
412 use_id(source) : (source)->name)
414 /* housekeeping flags */
416 #define FLAGS_PINGSENT 0x0001 /* Unreplied ping sent */
417 #define FLAGS_DEAD 0x0002 /* Local socket is dead--Exiting soon */
418 #define FLAGS_KILLED 0x0004 /* Prevents "QUIT" from being sent for this */
419 #define FLAGS_SENTUSER 0x0008 /* Client sent a USER command. */
420 #define FLAGS_CLICAP 0x0010 /* In CAP negotiation, wait for CAP END */
421 #define FLAGS_CLOSING 0x0020 /* set when closing to suppress errors */
422 #define FLAGS_PING_COOKIE 0x0040 /* has sent ping cookie */
423 #define FLAGS_GOTID 0x0080 /* successful ident lookup achieved */
424 #define FLAGS_FLOODDONE 0x0100 /* flood grace period over / reported */
425 #define FLAGS_NORMALEX 0x0400 /* Client exited normally */
426 #define FLAGS_SENDQEX 0x0800 /* Sendq exceeded */
427 #define FLAGS_SERVLINK 0x10000 /* servlink has servlink process */
428 #define FLAGS_MARK 0x20000 /* marked client */
429 #define FLAGS_HIDDEN 0x40000 /* hidden server */
430 #define FLAGS_EOB 0x80000 /* EOB */
431 #define FLAGS_MYCONNECT 0x100000 /* MyConnect */
432 #define FLAGS_IOERROR 0x200000 /* IO error */
433 #define FLAGS_SERVICE 0x400000 /* network service */
434 #define FLAGS_TGCHANGE 0x800000 /* we're allowed to clear something */
435 #define FLAGS_DYNSPOOF 0x1000000 /* dynamic spoof, only opers see ip */
436 #define FLAGS_EXUNKNOWN 0x2000000 /* too many unknowns exit.. */
438 /* umodes, settable flags */
439 /* lots of this moved to snomask -- jilles */
440 #define UMODE_SERVNOTICE 0x0001 /* server notices */
441 #define UMODE_WALLOP 0x0100 /* send wallops to them */
442 #define UMODE_OPERWALL 0x0200 /* Operwalls */
443 #define UMODE_INVISIBLE 0x0400 /* makes user invisible */
444 #define UMODE_CALLERID 0x2000 /* block unless caller id's */
445 #define UMODE_LOCOPS 0x8000 /* show locops */
446 #define UMODE_SERVICE 0x40000
447 #define UMODE_DEAF 0x80000
448 #define UMODE_NOFORWARD 0x400000 /* don't forward */
449 #define UMODE_REGONLYMSG 0x800000 /* only allow logged in users to msg */
451 /* user information flags, only settable by remote mode or local oper */
452 #define UMODE_OPER 0x100000 /* Operator */
453 #define UMODE_ADMIN 0x200000 /* Admin on server */
455 #define UMODE_ALL UMODE_SERVNOTICE
458 /* EARLIER FLAGS ARE IN s_newconf.h */
459 #define FLAGS2_EXEMPTRESV 0x00400000
460 #define FLAGS2_EXEMPTGLINE 0x00800000
461 #define FLAGS2_EXEMPTKLINE 0x01000000
462 #define FLAGS2_EXEMPTFLOOD 0x02000000
463 #define FLAGS2_IP_SPOOFING 0x10000000
464 #define FLAGS2_EXEMPTSPAMBOT 0x20000000
465 #define FLAGS2_EXEMPTSHIDE 0x40000000
466 #define FLAGS2_EXEMPTJUPE 0x80000000
468 /* flags for local clients, this needs stuff moved from above to here at some point */
469 #define LFLAGS_SSL 0x00000001
470 #define LFLAGS_FLUSH 0x00000002
472 #define DEFAULT_OPER_UMODES (UMODE_SERVNOTICE | UMODE_OPERWALL | \
473 UMODE_WALLOP | UMODE_LOCOPS)
474 #define DEFAULT_OPER_SNOMASK SNO_GENERAL
476 #define CLICAP_MULTI_PREFIX 0x0001
477 #define CLICAP_SASL 0x0002
482 #define IsPerson(x) (IsClient(x) && (x)->user != NULL)
483 #define HasServlink(x) ((x)->flags & FLAGS_SERVLINK)
484 #define SetServlink(x) ((x)->flags |= FLAGS_SERVLINK)
485 #define MyConnect(x) ((x)->flags & FLAGS_MYCONNECT)
486 #define SetMyConnect(x) ((x)->flags |= FLAGS_MYCONNECT)
487 #define ClearMyConnect(x) ((x)->flags &= ~FLAGS_MYCONNECT)
489 #define MyClient(x) (MyConnect(x) && IsClient(x))
490 #define SetMark(x) ((x)->flags |= FLAGS_MARK)
491 #define ClearMark(x) ((x)->flags &= ~FLAGS_MARK)
492 #define IsMarked(x) ((x)->flags & FLAGS_MARK)
493 #define SetHidden(x) ((x)->flags |= FLAGS_HIDDEN)
494 #define ClearHidden(x) ((x)->flags &= ~FLAGS_HIDDEN)
495 #define IsHidden(x) ((x)->flags & FLAGS_HIDDEN)
496 #define ClearEob(x) ((x)->flags &= ~FLAGS_EOB)
497 #define SetEob(x) ((x)->flags |= FLAGS_EOB)
498 #define HasSentEob(x) ((x)->flags & FLAGS_EOB)
499 #define IsDead(x) ((x)->flags & FLAGS_DEAD)
500 #define SetDead(x) ((x)->flags |= FLAGS_DEAD)
501 #define IsClosing(x) ((x)->flags & FLAGS_CLOSING)
502 #define SetClosing(x) ((x)->flags |= FLAGS_CLOSING)
503 #define IsIOError(x) ((x)->flags & FLAGS_IOERROR)
504 #define SetIOError(x) ((x)->flags |= FLAGS_IOERROR)
505 #define IsAnyDead(x) (IsIOError(x) || IsDead(x) || IsClosing(x))
506 #define IsTGChange(x) ((x)->flags & FLAGS_TGCHANGE)
507 #define SetTGChange(x) ((x)->flags |= FLAGS_TGCHANGE)
508 #define ClearTGChange(x) ((x)->flags &= ~FLAGS_TGCHANGE)
509 #define IsDynSpoof(x) ((x)->flags & FLAGS_DYNSPOOF)
510 #define SetDynSpoof(x) ((x)->flags |= FLAGS_DYNSPOOF)
511 #define ClearDynSpoof(x) ((x)->flags &= ~FLAGS_DYNSPOOF)
512 #define IsExUnknown(x) ((x)->flags & FLAGS_EXUNKNOWN)
513 #define SetExUnknown(x) ((x)->flags |= FLAGS_EXUNKNOWN)
517 #define IsSSL(x) ((x)->localClient->localflags & LFLAGS_SSL)
518 #define SetSSL(x) ((x)->localClient->localflags |= LFLAGS_SSL)
519 #define ClearSSL(x) ((x)->localClient->localflags &= ~LFLAGS_SSL)
521 #define IsFlush(x) ((x)->localClient->localflags & LFLAGS_FLUSH)
522 #define SetFlush(x) ((x)->localClient->localflags |= LFLAGS_FLUSH)
523 #define ClearFlush(x) ((x)->localClient->localflags &= ~LFLAGS_FLUSH)
526 #define MyOper(x) (MyConnect(x) && IsOper(x))
528 #define SetOper(x) {(x)->umodes |= UMODE_OPER; \
529 if (MyClient((x))) (x)->handler = OPER_HANDLER;}
531 #define ClearOper(x) {(x)->umodes &= ~(UMODE_OPER|UMODE_ADMIN); \
532 if (MyClient((x)) && !IsOper((x)) && !IsServer((x))) \
533 (x)->handler = CLIENT_HANDLER; }
536 #define IsInvisible(x) ((x)->umodes & UMODE_INVISIBLE)
537 #define SetInvisible(x) ((x)->umodes |= UMODE_INVISIBLE)
538 #define ClearInvisible(x) ((x)->umodes &= ~UMODE_INVISIBLE)
539 #define SendWallops(x) ((x)->umodes & UMODE_WALLOP)
540 #define SendLocops(x) ((x)->umodes & UMODE_LOCOPS)
541 #define SendServNotice(x) ((x)->umodes & UMODE_SERVNOTICE)
542 #define SendOperwall(x) ((x)->umodes & UMODE_OPERWALL)
543 #define IsSetCallerId(x) ((x)->umodes & UMODE_CALLERID)
544 #define IsService(x) ((x)->umodes & UMODE_SERVICE)
545 #define IsDeaf(x) ((x)->umodes & UMODE_DEAF)
546 #define IsNoForward(x) ((x)->umodes & UMODE_NOFORWARD)
547 #define IsSetRegOnlyMsg(x) ((x)->umodes & UMODE_REGONLYMSG)
549 #define SetGotId(x) ((x)->flags |= FLAGS_GOTID)
550 #define IsGotId(x) (((x)->flags & FLAGS_GOTID) != 0)
555 #define IsExemptKline(x) ((x)->flags2 & FLAGS2_EXEMPTKLINE)
556 #define SetExemptKline(x) ((x)->flags2 |= FLAGS2_EXEMPTKLINE)
557 #define IsExemptGline(x) ((x)->flags2 & FLAGS2_EXEMPTGLINE)
558 #define SetExemptGline(x) ((x)->flags2 |= FLAGS2_EXEMPTGLINE)
559 #define IsExemptFlood(x) ((x)->flags2 & FLAGS2_EXEMPTFLOOD)
560 #define SetExemptFlood(x) ((x)->flags2 |= FLAGS2_EXEMPTFLOOD)
561 #define IsExemptSpambot(x) ((x)->flags2 & FLAGS2_EXEMPTSPAMBOT)
562 #define SetExemptSpambot(x) ((x)->flags2 |= FLAGS2_EXEMPTSPAMBOT)
563 #define IsExemptShide(x) ((x)->flags2 & FLAGS2_EXEMPTSHIDE)
564 #define SetExemptShide(x) ((x)->flags2 |= FLAGS2_EXEMPTSHIDE)
565 #define IsExemptJupe(x) ((x)->flags2 & FLAGS2_EXEMPTJUPE)
566 #define SetExemptJupe(x) ((x)->flags2 |= FLAGS2_EXEMPTJUPE)
567 #define IsExemptResv(x) ((x)->flags2 & FLAGS2_EXEMPTRESV)
568 #define SetExemptResv(x) ((x)->flags2 |= FLAGS2_EXEMPTRESV)
569 #define IsIPSpoof(x) ((x)->flags2 & FLAGS2_IP_SPOOFING)
570 #define SetIPSpoof(x) ((x)->flags2 |= FLAGS2_IP_SPOOFING)
572 /* for local users: flood grace period is over
573 * for servers: mentioned in networknotice.c notice
575 #define IsFloodDone(x) ((x)->flags & FLAGS_FLOODDONE)
576 #define SetFloodDone(x) ((x)->flags |= FLAGS_FLOODDONE)
579 * definitions for get_client_name
585 extern void check_banned_lines(void);
586 extern void check_klines_event(void *unused
);
587 extern void check_klines(void);
588 extern void check_glines(void);
589 extern void check_dlines(void);
590 extern void check_xlines(void);
592 extern const char *get_client_name(struct Client
*client
, int show_ip
);
593 extern const char *get_server_name(struct Client
*client
, int show_ip
);
594 extern const char *log_client_name(struct Client
*, int);
595 extern int is_remote_connect(struct Client
*);
596 extern void init_client(void);
597 extern client_t
*make_client(struct Client
*from
);
598 extern void free_pre_client(struct Client
*client
);
599 extern void free_client(struct Client
*client
);
601 extern int exit_client(struct Client
*, struct Client
*, struct Client
*, const char *);
603 extern void error_exit_client(struct Client
*, int);
607 extern void count_local_client_memory(size_t * count
, size_t * memory
);
608 extern void count_remote_client_memory(size_t * count
, size_t * memory
);
610 extern client_t
*find_chasing(struct Client
*, const char *, int *);
611 extern client_t
*find_person(const char *);
612 extern client_t
*find_named_person(const char *);
613 extern client_t
*next_client(struct Client
*, const char *);
615 #define accept_message(s, t) ((s) == (t) || (rb_dlinkFind((s), &((t)->localClient->allow_list))))
616 extern void del_all_accepts(struct Client
*client_p
);
618 extern void dead_link(struct Client
*client_p
);
619 extern int show_ip(struct Client
*source_p
, struct Client
*target_p
);
620 extern int show_ip_conf(struct ConfItem
*aconf
, struct Client
*target_p
);
622 extern void initUser(void);
623 extern void free_user(struct User
*, struct Client
*);
624 extern user_t
*make_user(struct Client
*);
625 extern server_t
*make_server(struct Client
*);
626 extern void close_connection(struct Client
*);
627 extern void init_uid(void);
628 extern char *generate_uid(void);
630 void allocate_away(struct Client
*);
631 void free_away(struct Client
*);
633 #endif /* INCLUDED_client_h */