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root/svn/ircd-hybrid-8/include/client.h
Revision: 1226
Committed: Sun Sep 18 12:22:15 2011 UTC (12 years, 6 months ago) by michael
Content type: text/x-chdr
File size: 23010 byte(s)
Log Message:
- remove RKLINE, aswell as RXLINE. Regular expression based x/k-lines should be added
  via ircd.conf only

File Contents

# Content
1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 *
4 * Copyright (C) 2002 by the past and present ircd coders, and others.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19 * USA
20 */
21
22 /*! \file client.h
23 * \brief Header including structures, macros and prototypes for client handling
24 * \version $Id$
25 */
26
27
28 #ifndef INCLUDED_client_h
29 #define INCLUDED_client_h
30
31 #include "list.h"
32 #include "fdlist.h"
33 #include "config.h"
34 #include "ircd_defs.h"
35 #include "ircd_handler.h"
36 #include "dbuf.h"
37 #include "channel.h"
38 #include "irc_res.h"
39
40 #define HOSTIPLEN 53 /* sizeof("ffff:ffff:ffff:ffff:ffff:ffff:255.255.255.255.ipv6") */
41 #define PASSWDLEN 20
42 #define CIPHERKEYLEN 64 /* 512bit */
43 #define IDLEN 12 /* this is the maximum length, not the actual
44 generated length; DO NOT CHANGE! */
45
46 /*
47 * pre declare structs
48 */
49 struct AccessItem;
50 struct Whowas;
51 struct Listener;
52 struct Client;
53 struct LocalUser;
54
55
56 /*! \brief Server structure */
57 struct Server
58 {
59 struct ConfItem *sconf; /**< ConfItem connect{} pointer for this server */
60 dlink_list server_list; /**< Servers on this server */
61 dlink_list client_list; /**< Clients on this server */
62 char by[NICKLEN]; /**< who activated this connection */
63 };
64
65 /*! \brief SlinkRpl structure */
66 struct SlinkRpl
67 {
68 int command;
69 int datalen;
70 int gotdatalen;
71 int readdata;
72 unsigned char *data;
73 };
74
75 /*! \brief ZipStats structure */
76 struct ZipStats
77 {
78 uint64_t in;
79 uint64_t in_wire;
80 uint64_t out;
81 uint64_t out_wire;
82 double in_ratio;
83 double out_ratio;
84 };
85
86 /*! \brief ListTask structure */
87 struct ListTask
88 {
89 dlink_list show_mask; /**< show these channels.. */
90 dlink_list hide_mask; /**< ..and hide these ones */
91
92 unsigned int hash_index; /**< the bucket we are currently in */
93 unsigned int users_min;
94 unsigned int users_max;
95 unsigned int created_min;
96 unsigned int created_max;
97 unsigned int topicts_min;
98 unsigned int topicts_max;
99 };
100
101 /*! \brief Client structure */
102 struct Client
103 {
104 dlink_node node;
105 dlink_node lnode; /**< Used for Server->servers/users */
106
107 struct LocalUser *localClient;
108 struct Client *hnext; /**< For client hash table lookups by name */
109 struct Client *idhnext; /**< For SID hash table lookups by sid */
110 struct Server *serv; /**< ...defined, if this is a server */
111 struct Client *servptr; /**< Points to server this Client is on */
112 struct Client *from; /**< == self, if Local Client, *NEVER* NULL! */
113 struct Whowas *whowas; /**< Pointers to whowas structs */
114 char *away; /**< Client's AWAY message. Can be set/unset via AWAY command */
115
116 time_t lasttime; /**< ...should be only LOCAL clients? --msa */
117 time_t firsttime; /**< time client was created */
118 time_t since; /**< last time we parsed something */
119 time_t tsinfo; /**< TS on the nick, SVINFO on server */
120 time_t servicestamp; /**< Last time client has been identified for its nick */
121 uint64_t flags; /**< client flags */
122
123 unsigned int umodes; /**< opers, normal users subset */
124 unsigned int hopcount; /**< number of servers to this 0 = local */
125 unsigned int status; /**< Client type */
126 unsigned int handler; /**< Handler index */
127
128 dlink_list channel; /**< chain of channel pointer blocks */
129
130 char name[HOSTLEN + 1]; /**< unique name for a client nick or host */
131 char id[IDLEN + 1]; /**< client ID, unique ID per client */
132
133 /*
134 * client->username is the username from ident or the USER message,
135 * If the client is idented the USER message is ignored, otherwise
136 * the username part of the USER message is put here prefixed with a
137 * tilde depending on the auth{} block. Once a client has registered,
138 * this field should be considered read-only.
139 */
140 char username[USERLEN + 1]; /* client's username */
141
142 /*
143 * client->host contains the resolved name or ip address
144 * as a string for the user, it may be fiddled with for oper spoofing etc.
145 * once it's changed the *real* address goes away. This should be
146 * considered a read-only field after the client has registered.
147 */
148 char host[HOSTLEN + 1]; /* client's hostname */
149
150 /*
151 * client->info for unix clients will normally contain the info from the
152 * gcos field in /etc/passwd but anything can go here.
153 */
154 char info[REALLEN + 1]; /* Free form additional client info */
155
156 /*
157 * client->sockhost contains the ip address gotten from the socket as a
158 * string, this field should be considered read-only once the connection
159 * has been made. (set in s_bsd.c only)
160 */
161 char sockhost[HOSTIPLEN + 1]; /* This is the host name from the
162 socket ip address as string */
163 };
164
165 /*! \brief LocalUser structure
166 *
167 * Allocated only for local clients, that are directly connected
168 * to \b this server with a socket.
169 */
170 struct LocalUser
171 {
172 dlink_node lclient_node;
173
174 char client_host[HOSTLEN + 1];
175 char client_server[HOSTLEN + 1];
176
177 unsigned int registration;
178 unsigned int cap_client; /**< Client capabilities (from us) */
179 unsigned int cap_active; /**< Active capabilities (to us) */
180
181 unsigned int operflags; /**< IRC Operator privilege flags */
182 unsigned int random_ping; /**< Holding a 32bit value used for PING cookies */
183
184 unsigned int serial; /**< used to enforce 1 send per nick */
185
186 time_t last_knock; /**< time of last knock */
187 time_t last_away; /**< Away since... */
188 time_t last_join_time; /**< when this client last
189 joined a channel */
190 time_t last_leave_time; /**< when this client last
191 * left a channel */
192 int join_leave_count; /**< count of JOIN/LEAVE in less than
193 MIN_JOIN_LEAVE_TIME seconds */
194 int oper_warn_count_down; /**< warn opers of this possible
195 spambot every time this gets to 0 */
196 time_t reject_delay;
197 time_t last_caller_id_time;
198 time_t first_received_message_time;
199 time_t last_nick_change;
200 time_t last_privmsg; /**< Last time we got a PRIVMSG */
201
202 int received_number_of_privmsgs;
203 unsigned int number_of_nick_changes;
204
205 struct ListTask *list_task;
206
207 struct dbuf_queue buf_sendq;
208 struct dbuf_queue buf_recvq;
209
210 struct {
211 unsigned int messages; /**< Statistics: protocol messages sent/received */
212 uint64_t bytes; /**< Statistics: total bytes sent/received */
213 } recv, send;
214
215 struct AuthRequest *auth;
216 struct Listener *listener; /**< listener accepted from */
217 dlink_list acceptlist; /**< clients I'll allow to talk to me */
218 dlink_list watches; /**< chain of Watch pointer blocks */
219 dlink_list confs; /**< Configuration record associated */
220 dlink_list invited; /**< chain of invite pointer blocks */
221 struct irc_ssaddr ip;
222 int aftype; /**< Makes life easier for DNS res in IPV6 */
223
224 char *passwd;
225 unsigned int caps; /**< capabilities bit-field */
226 unsigned int enc_caps; /**< cipher capabilities bit-field */
227
228 #ifdef HAVE_LIBCRYPTO
229 struct EncCapability *in_cipher;
230 struct EncCapability *out_cipher;
231
232 char in_key[CIPHERKEYLEN];
233 char out_key[CIPHERKEYLEN];
234 #endif
235
236 fde_t fd;
237 fde_t ctrlfd; /**< For servers: control fd used for sending commands
238 to servlink */
239
240 struct SlinkRpl slinkrpl; /**< slink reply being parsed */
241 char *slinkq; /**< sendq for control data */
242 int slinkq_ofs; /**< ofset into slinkq */
243 int slinkq_len; /**< length remaining after slinkq_ofs */
244
245 struct ZipStats zipstats;
246
247 /* Anti-flood stuff. We track how many messages were parsed and how
248 * many we were allowed in the current second, and apply a simple
249 * decay to avoid flooding.
250 * -- adrian
251 */
252 int allow_read; /**< how many we're allowed to read in this second */
253 int sent_parsed; /**< how many messages we've parsed in this second */
254
255 char* response; /**< expected response from client */
256 char* auth_oper; /**< Operator to become if they supply the response.*/
257 };
258
259 /*
260 * status macros.
261 */
262 #define STAT_CONNECTING 0x01
263 #define STAT_HANDSHAKE 0x02
264 #define STAT_ME 0x04
265 #define STAT_UNKNOWN 0x08
266 #define STAT_SERVER 0x10
267 #define STAT_CLIENT 0x20
268
269 #define REG_NEED_USER 0x1
270 #define REG_NEED_NICK 0x2
271 #define REG_NEED_CAP 0x4
272 #define REG_INIT (REG_NEED_USER|REG_NEED_NICK)
273
274 #define HasID(x) ((x)->id[0] != '\0')
275 #define ID(x) (HasID(x) ? (x)->id : (x)->name)
276 #define ID_or_name(x,client_p) ((IsCapable(client_p, CAP_TS6) && HasID(x)) ? (x)->id : (x)->name)
277
278 #define IsRegistered(x) ((x)->status > STAT_UNKNOWN)
279 #define IsConnecting(x) ((x)->status == STAT_CONNECTING)
280 #define IsHandshake(x) ((x)->status == STAT_HANDSHAKE)
281 #define IsMe(x) ((x)->status == STAT_ME)
282 #define IsUnknown(x) ((x)->status == STAT_UNKNOWN)
283 #define IsServer(x) ((x)->status == STAT_SERVER)
284 #define IsClient(x) ((x)->status == STAT_CLIENT)
285
286 #define SetConnecting(x) {(x)->status = STAT_CONNECTING; \
287 (x)->handler = UNREGISTERED_HANDLER; }
288
289 #define SetHandshake(x) {(x)->status = STAT_HANDSHAKE; \
290 (x)->handler = UNREGISTERED_HANDLER; }
291
292 #define SetMe(x) {(x)->status = STAT_ME; \
293 (x)->handler = UNREGISTERED_HANDLER; }
294
295 #define SetUnknown(x) {(x)->status = STAT_UNKNOWN; \
296 (x)->handler = UNREGISTERED_HANDLER; }
297
298 #define SetServer(x) {(x)->status = STAT_SERVER; \
299 (x)->handler = SERVER_HANDLER; }
300
301 #define SetClient(x) {(x)->status = STAT_CLIENT; \
302 (x)->handler = HasUMode(x, UMODE_OPER) ? \
303 OPER_HANDLER : CLIENT_HANDLER; }
304
305 #define MyConnect(x) ((x)->localClient != NULL)
306 #define MyClient(x) (MyConnect(x) && IsClient(x))
307
308 /*
309 * ts stuff
310 */
311 #define TS_CURRENT 6 /**< current TS protocol version */
312 #define TS_MIN 5 /**< minimum supported TS protocol version */
313 #define TS_DOESTS 0x20000000
314 #define DoesTS(x) ((x)->tsinfo == TS_DOESTS)
315
316
317
318 #define CAP_MULTI_PREFIX 0x00000001
319
320 #define HasCap(x, y) ((x)->localClient->cap_active & (y))
321
322 /* housekeeping flags */
323 #define FLAGS_PINGSENT 0x0000000000000001 /**< Unreplied ping sent */
324 #define FLAGS_DEADSOCKET 0x0000000000000002 /**< Local socket is dead--Exiting soon */
325 #define FLAGS_KILLED 0x0000000000000004 /**< Prevents "QUIT" from being sent for this */
326 #define FLAGS_CLOSING 0x0000000000000008 /**< set when closing to suppress errors */
327 #define FLAGS_GOTID 0x0000000000000010 /**< successful ident lookup achieved */
328 #define FLAGS_NEEDID 0x0000000000000020 /**< auth{} block say must use ident return */
329 #define FLAGS_SENDQEX 0x0000000000000040 /**< Sendq exceeded */
330 #define FLAGS_IPHASH 0x0000000000000080 /**< iphashed this client */
331 #define FLAGS_CRYPTIN 0x0000000000000100 /**< incoming data must be decrypted */
332 #define FLAGS_CRYPTOUT 0x0000000000000200 /**< outgoing data must be encrypted */
333 #define FLAGS_WAITAUTH 0x0000000000000400 /**< waiting for CRYPTLINK AUTH command */
334 #define FLAGS_SERVLINK 0x0000000000000800 /**< servlink has servlink process */
335 #define FLAGS_MARK 0x0000000000001000 /**< marked client */
336 #define FLAGS_CANFLOOD 0x0000000000002000 /**< client has the ability to flood */
337 #define FLAGS_EXEMPTGLINE 0x0000000000004000 /**< client can't be G-lined */
338 #define FLAGS_EXEMPTKLINE 0x0000000000008000 /**< client is exempt from kline */
339 #define FLAGS_NOLIMIT 0x0000000000010000 /**< client is exempt from limits */
340 #define FLAGS_UNUSED___ 0x0000000000020000 /**< Unused */
341 #define FLAGS_PING_COOKIE 0x0000000000040000 /**< PING Cookie */
342 #define FLAGS_UNUSED____ 0x0000000000080000 /**< Unused */
343 #define FLAGS_IP_SPOOFING 0x0000000000100000 /**< client IP is spoofed */
344 #define FLAGS_FLOODDONE 0x0000000000200000 /**< Flood grace period has been ended. */
345 #define FLAGS_EOB 0x0000000000400000 /**< server has sent us an EOB */
346 #define FLAGS_HIDDEN 0x0000000000800000 /**< a hidden server. not shown in /links */
347 #define FLAGS_BLOCKED 0x0000000001000000 /**< must wait for COMM_SELECT_WRITE */
348 #define FLAGS_SBLOCKED 0x0000000002000000 /**< slinkq is blocked */
349 #define FLAGS_USERHOST 0x0000000004000000 /**< client is in userhost hash */
350 #define FLAGS_BURSTED 0x0000000008000000 /**< user was already bursted */
351 #define FLAGS_EXEMPTRESV 0x0000000010000000 /**< client is exempt from RESV */
352 #define FLAGS_GOTUSER 0x0000000020000000 /**< if we received a USER command */
353 #define FLAGS_PINGWARNING 0x0000000040000000 /**< unreplied ping warning already sent */
354 #define FLAGS_FINISHED_AUTH 0x0000000080000000 /**< Client has been released from auth */
355 #define FLAGS_FLOOD_NOTICED 0x0000000100000000 /**< Notice to opers about this flooder has been sent */
356 #define FLAGS_SERVICE 0x0000000200000000 /**< Client/server is a network service */
357
358 #define HasFlag(x, y) ((x)->flags & (y))
359 #define AddFlag(x, y) ((x)->flags |= (y))
360 #define DelFlag(x, y) ((x)->flags &= ~(y))
361
362
363
364 /* umodes, settable flags */
365 #define UMODE_SERVNOTICE 0x00000001 /**< server notices such as kill */
366 #define UMODE_CCONN 0x00000002 /**< Client Connections */
367 #define UMODE_REJ 0x00000004 /**< Bot Rejections */
368 #define UMODE_SKILL 0x00000008 /**< Server Killed */
369 #define UMODE_FULL 0x00000010 /**< Full messages */
370 #define UMODE_SPY 0x00000020 /**< see STATS / LINKS */
371 #define UMODE_DEBUG 0x00000040 /**< 'debugging' info */
372 #define UMODE_NCHANGE 0x00000080 /**< Nick change notice */
373 #define UMODE_WALLOP 0x00000100 /**< send wallops to them */
374 #define UMODE_OPERWALL 0x00000200 /**< Operwalls */
375 #define UMODE_INVISIBLE 0x00000400 /**< makes user invisible */
376 #define UMODE_BOTS 0x00000800 /**< shows bots */
377 #define UMODE_EXTERNAL 0x00001000 /**< show servers introduced and splitting */
378 #define UMODE_CALLERID 0x00002000 /**< block unless caller id's */
379 #define UMODE_SOFTCALLERID 0x00004000 /**< block unless on common channel */
380 #define UMODE_UNAUTH 0x00008000 /**< show unauth connects here */
381 #define UMODE_LOCOPS 0x00010000 /**< show locops */
382 #define UMODE_DEAF 0x00020000 /**< don't receive channel messages */
383 #define UMODE_CCONN_FULL 0x00040000 /**< add unused fields to connection monitoring */
384 #define UMODE_REGISTERED 0x00080000 /**< User has identified for that nick. */
385 #define UMODE_REGONLY 0x00100000 /**< Only registered nicks may PM */
386 #define UMODE_OPER 0x40000000 /**< Operator */
387 #define UMODE_ADMIN 0x80000000 /**< Admin on server */
388
389 #define UMODE_ALL UMODE_SERVNOTICE
390
391 #define HasUMode(x, y) ((x)->umodes & (y))
392 #define AddUMode(x, y) ((x)->umodes |= (y))
393 #define DelUMode(x, y) ((x)->umodes &= ~(y))
394
395 #define SEND_UMODES (UMODE_INVISIBLE | UMODE_OPER | UMODE_WALLOP | \
396 UMODE_REGISTERED | UMODE_ADMIN)
397
398
399
400 /* oper priv flags */
401 #define OPER_FLAG_GLOBAL_KILL 0x00000001 /* oper can global kill */
402 #define OPER_FLAG_REMOTE 0x00000002 /* oper can do squits/connects */
403 #define OPER_FLAG_UNKLINE 0x00000004 /* oper can use unkline */
404 #define OPER_FLAG_GLINE 0x00000008 /* oper can use gline */
405 #define OPER_FLAG_N 0x00000010 /* oper can umode n */
406 #define OPER_FLAG_K 0x00000020 /* oper can kill/kline */
407 #define OPER_FLAG_X 0x00000040 /* oper can xline */
408 #define OPER_FLAG_DIE 0x00000080 /* oper can die */
409 #define OPER_FLAG_REHASH 0x00000100 /* oper can rehash */
410 #define OPER_FLAG_ADMIN 0x00000200 /* oper can set umode +a */
411 #define OPER_FLAG_HIDDEN_ADMIN 0x00000400 /* admin is hidden */
412 #define OPER_FLAG_OPERWALL 0x00000800 /* */
413 #define OPER_FLAG_OPER_SPY 0x00001000 /* */
414 #define OPER_FLAG_REMOTEBAN 0x00002000 /* */
415 #define OPER_FLAG_HIDDEN_OPER 0x00004000 /* */
416 #define OPER_FLAG_GLOBOPS 0x00008000
417
418 #define HasOFlag(x, y) (MyConnect(x) ? (x)->localClient->operflags & (y) : 0)
419 #define AddOFlag(x, y) ((x)->localClient->operflags |= (y))
420 #define DelOFlag(x, y) ((x)->localClient->operflags &= ~(y))
421 #define ClrOFlag(x) ((x)->localClient->operflags = 0)
422
423
424
425 /* flags macros. */
426 #define IsAuthFinished(x) ((x)->flags & FLAGS_FINISHED_AUTH)
427 #define IsDead(x) ((x)->flags & FLAGS_DEADSOCKET)
428 #define SetDead(x) ((x)->flags |= FLAGS_DEADSOCKET)
429 #define IsClosing(x) ((x)->flags & FLAGS_CLOSING)
430 #define SetClosing(x) ((x)->flags |= FLAGS_CLOSING)
431 #define IsCryptIn(x) ((x)->flags & FLAGS_CRYPTIN)
432 #define SetCryptIn(x) ((x)->flags |= FLAGS_CRYPTIN)
433 #define IsCryptOut(x) ((x)->flags & FLAGS_CRYPTOUT)
434 #define SetCryptOut(x) ((x)->flags |= FLAGS_CRYPTOUT)
435 #define IsWaitAuth(x) ((x)->flags & FLAGS_WAITAUTH)
436 #define SetWaitAuth(x) ((x)->flags |= FLAGS_WAITAUTH)
437 #define ClearWaitAuth(x) ((x)->flags &= ~FLAGS_WAITAUTH)
438 #define HasServlink(x) ((x)->flags & FLAGS_SERVLINK)
439 #define SetServlink(x) ((x)->flags |= FLAGS_SERVLINK)
440 #define SetCanFlood(x) ((x)->flags |= FLAGS_CANFLOOD)
441 #define IsCanFlood(x) ((x)->flags & FLAGS_CANFLOOD)
442 #define IsDefunct(x) ((x)->flags & (FLAGS_DEADSOCKET|FLAGS_CLOSING| \
443 FLAGS_KILLED))
444
445 /* oper flags */
446 #define MyOper(x) (MyConnect(x) && HasUMode(x, UMODE_OPER))
447
448 #define SetOper(x) {(x)->umodes |= UMODE_OPER; \
449 if (!IsServer((x))) (x)->handler = OPER_HANDLER;}
450
451 #define ClearOper(x) {(x)->umodes &= ~(UMODE_OPER|UMODE_ADMIN); \
452 if (!HasUMode(x, UMODE_OPER) && !IsServer((x))) \
453 (x)->handler = CLIENT_HANDLER; }
454
455 #define SetSendQExceeded(x) ((x)->flags |= FLAGS_SENDQEX)
456 #define IsSendQExceeded(x) ((x)->flags & FLAGS_SENDQEX)
457
458 #define SetIpHash(x) ((x)->flags |= FLAGS_IPHASH)
459 #define ClearIpHash(x) ((x)->flags &= ~FLAGS_IPHASH)
460 #define IsIpHash(x) ((x)->flags & FLAGS_IPHASH)
461
462 #define SetUserHost(x) ((x)->flags |= FLAGS_USERHOST)
463 #define ClearUserHost(x) ((x)->flags &= ~FLAGS_USERHOST)
464 #define IsUserHostIp(x) ((x)->flags & FLAGS_USERHOST)
465
466 #define SetPingSent(x) ((x)->flags |= FLAGS_PINGSENT)
467 #define IsPingSent(x) ((x)->flags & FLAGS_PINGSENT)
468 #define ClearPingSent(x) ((x)->flags &= ~FLAGS_PINGSENT)
469
470 #define SetPingWarning(x) ((x)->flags |= FLAGS_PINGWARNING)
471 #define IsPingWarning(x) ((x)->flags & FLAGS_PINGWARNING)
472 #define ClearPingWarning(x) ((x)->flags &= ~FLAGS_PINGWARNING)
473
474 #define SetNeedId(x) ((x)->flags |= FLAGS_NEEDID)
475 #define IsNeedId(x) ((x)->flags & FLAGS_NEEDID)
476
477 #define SetGotId(x) ((x)->flags |= FLAGS_GOTID)
478 #define IsGotId(x) ((x)->flags & FLAGS_GOTID)
479
480 #define IsExemptKline(x) ((x)->flags & FLAGS_EXEMPTKLINE)
481 #define SetExemptKline(x) ((x)->flags |= FLAGS_EXEMPTKLINE)
482 #define IsExemptLimits(x) ((x)->flags & FLAGS_NOLIMIT)
483 #define SetExemptLimits(x) ((x)->flags |= FLAGS_NOLIMIT)
484 #define IsExemptGline(x) ((x)->flags & FLAGS_EXEMPTGLINE)
485 #define SetExemptGline(x) ((x)->flags |= FLAGS_EXEMPTGLINE)
486 #define IsExemptResv(x) ((x)->flags & FLAGS_EXEMPTRESV)
487 #define SetExemptResv(x) ((x)->flags |= FLAGS_EXEMPTRESV)
488 #define SetIPSpoof(x) ((x)->flags |= FLAGS_IP_SPOOFING)
489 #define IsIPSpoof(x) ((x)->flags & FLAGS_IP_SPOOFING)
490
491 #define IsFloodDone(x) ((x)->flags & FLAGS_FLOODDONE)
492 #define SetFloodDone(x) ((x)->flags |= FLAGS_FLOODDONE)
493 #define HasPingCookie(x) ((x)->flags & FLAGS_PING_COOKIE)
494 #define SetPingCookie(x) ((x)->flags |= FLAGS_PING_COOKIE)
495 #define IsHidden(x) ((x)->flags & FLAGS_HIDDEN)
496 #define SetHidden(x) ((x)->flags |= FLAGS_HIDDEN)
497
498 #define IsSendqBlocked(x) ((x)->flags & FLAGS_BLOCKED)
499 #define SetSendqBlocked(x) ((x)->flags |= FLAGS_BLOCKED)
500 #define ClearSendqBlocked(x) ((x)->flags &= ~FLAGS_BLOCKED)
501 #define IsSlinkqBlocked(x) ((x)->flags & FLAGS_SBLOCKED)
502 #define SetSlinkqBlocked(x) ((x)->flags |= FLAGS_SBLOCKED)
503 #define ClearSlinkqBlocked(x) ((x)->flags &= ~FLAGS_SBLOCKED)
504
505 #define IsCaptured(x) ((x)->handler == DUMMY_HANDLER)
506 #define SetCaptured(x) ((x)->handler = DUMMY_HANDLER)
507 #define ClearCaptured(x) ((x)->handler = CLIENT_HANDLER)
508
509
510 /*
511 * definitions for get_client_name
512 * TBD - make this an enum
513 */
514 #define HIDE_IP 0
515 #define SHOW_IP 1
516 #define MASK_IP 2
517
518 extern struct Client me;
519 extern dlink_list listing_client_list;
520 extern dlink_list global_client_list;
521
522 extern int accept_message(struct Client *, struct Client *);
523 extern struct split_nuh_item *find_accept(const char *, const char *,
524 const char *, struct Client *, int);
525 extern void del_accept(struct split_nuh_item *, struct Client *);
526 extern void del_all_accepts(struct Client *);
527 extern void exit_client(struct Client *, struct Client *, const char *);
528 extern void check_conf_klines(void);
529 extern void init_client(void);
530 extern void dead_link_on_write(struct Client *, int);
531 extern void dead_link_on_read(struct Client *, int);
532 extern void exit_aborted_clients(void);
533 extern void free_exited_clients(void);
534 extern struct Client *make_client(struct Client *);
535 extern struct Client *find_chasing(struct Client *, struct Client *, const char *, int *);
536 extern struct Client *find_person(const struct Client *const, const char *);
537 extern const char *get_client_name(const struct Client *, int);
538
539 #endif /* INCLUDED_client_h */

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