1 |
/* |
2 |
* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd) |
3 |
* |
4 |
* Copyright (c) 1997-2014 ircd-hybrid development team |
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 "dbuf.h" |
36 |
#include "channel.h" |
37 |
#include "auth.h" |
38 |
|
39 |
struct MaskItem; |
40 |
|
41 |
/* |
42 |
* status macros. |
43 |
*/ |
44 |
#define STAT_CONNECTING 0x01 |
45 |
#define STAT_HANDSHAKE 0x02 |
46 |
#define STAT_ME 0x04 |
47 |
#define STAT_UNKNOWN 0x08 |
48 |
#define STAT_SERVER 0x10 |
49 |
#define STAT_CLIENT 0x20 |
50 |
|
51 |
#define REG_NEED_USER 0x1U /**< User must send USER command */ |
52 |
#define REG_NEED_NICK 0x2U /**< User must send NICK command */ |
53 |
#define REG_NEED_CAP 0x4U /**< In middle of CAP negotiations */ |
54 |
#define REG_INIT (REG_NEED_USER|REG_NEED_NICK) |
55 |
|
56 |
#define ID_or_name(x,client_p) ((IsCapable(client_p->from, CAP_TS6) && (x)->id[0]) ? (x)->id : (x)->name) |
57 |
|
58 |
#define IsRegistered(x) ((x)->status > STAT_UNKNOWN) |
59 |
#define IsConnecting(x) ((x)->status == STAT_CONNECTING) |
60 |
#define IsHandshake(x) ((x)->status == STAT_HANDSHAKE) |
61 |
#define IsMe(x) ((x)->status == STAT_ME) |
62 |
#define IsUnknown(x) ((x)->status == STAT_UNKNOWN) |
63 |
#define IsServer(x) ((x)->status == STAT_SERVER) |
64 |
#define IsClient(x) ((x)->status == STAT_CLIENT) |
65 |
|
66 |
#define SetConnecting(x) {(x)->status = STAT_CONNECTING; \ |
67 |
(x)->handler = UNREGISTERED_HANDLER; } |
68 |
|
69 |
#define SetHandshake(x) {(x)->status = STAT_HANDSHAKE; \ |
70 |
(x)->handler = UNREGISTERED_HANDLER; } |
71 |
|
72 |
#define SetMe(x) {(x)->status = STAT_ME; \ |
73 |
(x)->handler = UNREGISTERED_HANDLER; } |
74 |
|
75 |
#define SetUnknown(x) {(x)->status = STAT_UNKNOWN; \ |
76 |
(x)->handler = UNREGISTERED_HANDLER; } |
77 |
|
78 |
#define SetServer(x) {(x)->status = STAT_SERVER; \ |
79 |
(x)->handler = SERVER_HANDLER; } |
80 |
|
81 |
#define SetClient(x) {(x)->status = STAT_CLIENT; \ |
82 |
(x)->handler = HasUMode(x, UMODE_OPER) ? \ |
83 |
OPER_HANDLER : CLIENT_HANDLER; } |
84 |
|
85 |
#define MyConnect(x) ((x)->localClient != NULL) |
86 |
#define MyClient(x) (MyConnect(x) && IsClient(x)) |
87 |
|
88 |
/* |
89 |
* ts stuff |
90 |
*/ |
91 |
#define TS_CURRENT 6 /**< Current TS protocol version */ |
92 |
#define TS_MIN 6 /**< Minimum supported TS protocol version */ |
93 |
#define TS_DOESTS 0x20000000 |
94 |
#define DoesTS(x) ((x)->tsinfo == TS_DOESTS) |
95 |
|
96 |
|
97 |
|
98 |
#define CAP_MULTI_PREFIX 0x00000001 |
99 |
#define CAP_AWAY_NOTIFY 0x00000002 |
100 |
#define CAP_UHNAMES 0x00000004 |
101 |
|
102 |
#define HasCap(x, y) ((x)->localClient->cap_active & (y)) |
103 |
|
104 |
|
105 |
/* housekeeping flags */ |
106 |
#define FLAGS_PINGSENT 0x00000001 /**< Unreplied ping sent */ |
107 |
#define FLAGS_DEADSOCKET 0x00000002 /**< Local socket is dead--Exiting soon */ |
108 |
#define FLAGS_KILLED 0x00000004 /**< Prevents "QUIT" from being sent for this */ |
109 |
#define FLAGS_CLOSING 0x00000008 /**< Set when closing to suppress errors */ |
110 |
#define FLAGS_GOTID 0x00000010 /**< Successful ident lookup achieved */ |
111 |
#define FLAGS_NEEDID 0x00000020 /**< auth{} block say must use ident return */ |
112 |
#define FLAGS_SENDQEX 0x00000040 /**< Sendq exceeded */ |
113 |
#define FLAGS_IPHASH 0x00000080 /**< Iphashed this client */ |
114 |
#define FLAGS_MARK 0x00000100 /**< Marked client */ |
115 |
#define FLAGS_CANFLOOD 0x00000200 /**< Client has the ability to flood */ |
116 |
#define FLAGS_EXEMPTGLINE 0x00000400 /**< Client can't be G-lined */ |
117 |
#define FLAGS_EXEMPTKLINE 0x00000800 /**< Client is exempt from kline */ |
118 |
#define FLAGS_NOLIMIT 0x00001000 /**< Client is exempt from limits */ |
119 |
#define FLAGS_PING_COOKIE 0x00002000 /**< PING Cookie */ |
120 |
#define FLAGS_IP_SPOOFING 0x00004000 /**< Client IP is spoofed */ |
121 |
#define FLAGS_FLOODDONE 0x00008000 /**< Flood grace period has been ended. */ |
122 |
#define FLAGS_EOB 0x00010000 /**< Server has sent us an EOB */ |
123 |
#define FLAGS_HIDDEN 0x00020000 /**< A hidden server. Not shown in /links */ |
124 |
#define FLAGS_BLOCKED 0x00040000 /**< Must wait for COMM_SELECT_WRITE */ |
125 |
#define FLAGS_USERHOST 0x00080000 /**< Client is in userhost hash */ |
126 |
#define FLAGS_BURSTED 0x00100000 /**< User was already bursted */ |
127 |
#define FLAGS_EXEMPTRESV 0x00200000 /**< Client is exempt from RESV */ |
128 |
#define FLAGS_GOTUSER 0x00400000 /**< If we received a USER command */ |
129 |
#define FLAGS_FINISHED_AUTH 0x00800000 /**< Client has been released from auth */ |
130 |
#define FLAGS_FLOOD_NOTICED 0x01000000 /**< Notice to opers about this flooder has been sent */ |
131 |
#define FLAGS_SERVICE 0x02000000 /**< Client/server is a network service */ |
132 |
#define FLAGS_AUTH_SPOOF 0x04000000 /**< User's hostname has been spoofed by an auth{} spoof */ |
133 |
#define FLAGS_SSL 0x08000000 /**< User is connected via TLS/SSL */ |
134 |
#define FLAGS_SQUIT 0x10000000 |
135 |
|
136 |
#define HasFlag(x, y) ((x)->flags & (y)) |
137 |
#define AddFlag(x, y) ((x)->flags |= (y)) |
138 |
#define DelFlag(x, y) ((x)->flags &= ~(y)) |
139 |
|
140 |
|
141 |
|
142 |
/* umodes, settable flags */ |
143 |
#define UMODE_SERVNOTICE 0x00000001 /**< Server notices such as kill */ |
144 |
#define UMODE_CCONN 0x00000002 /**< Client Connections */ |
145 |
#define UMODE_REJ 0x00000004 /**< Bot Rejections */ |
146 |
#define UMODE_SKILL 0x00000008 /**< Server Killed */ |
147 |
#define UMODE_FULL 0x00000010 /**< Full messages */ |
148 |
#define UMODE_SPY 0x00000020 /**< See STATS / LINKS */ |
149 |
#define UMODE_DEBUG 0x00000040 /**< 'debugging' info */ |
150 |
#define UMODE_NCHANGE 0x00000080 /**< Nick change notice */ |
151 |
#define UMODE_WALLOP 0x00000100 /**< Send wallops to them */ |
152 |
#define UMODE_INVISIBLE 0x00000200 /**< Makes user invisible */ |
153 |
#define UMODE_BOTS 0x00000400 /**< Shows bots */ |
154 |
#define UMODE_EXTERNAL 0x00000800 /**< Show servers introduced and splitting */ |
155 |
#define UMODE_CALLERID 0x00001000 /**< Block unless caller id's */ |
156 |
#define UMODE_SOFTCALLERID 0x00002000 /**< Block unless on common channel */ |
157 |
#define UMODE_UNAUTH 0x00004000 /**< Show unauth connects here */ |
158 |
#define UMODE_LOCOPS 0x00008000 /**< Show locops */ |
159 |
#define UMODE_DEAF 0x00010000 /**< Don't receive channel messages */ |
160 |
#define UMODE_REGISTERED 0x00020000 /**< User has identified for that nick. */ |
161 |
#define UMODE_REGONLY 0x00040000 /**< Only registered nicks may PM */ |
162 |
#define UMODE_HIDDEN 0x00080000 /**< Operator status is hidden */ |
163 |
#define UMODE_OPER 0x00100000 /**< Operator */ |
164 |
#define UMODE_ADMIN 0x00200000 /**< Admin on server */ |
165 |
#define UMODE_FARCONNECT 0x00400000 /**< Can see remote client connects/exits */ |
166 |
#define UMODE_HIDDENHOST 0x00800000 /**< User's host is hidden */ |
167 |
#define UMODE_SSL 0x01000000 /**< User is connected via TLS/SSL */ |
168 |
#define UMODE_WEBIRC 0x02000000 /**< User connected via a webirc gateway */ |
169 |
#define UMODE_HIDEIDLE 0x04000000 /**< Hides idle and signon time in WHOIS */ |
170 |
#define UMODE_HIDECHANS 0x08000000 /**< Hides channel list in WHOIS */ |
171 |
|
172 |
#define UMODE_ALL UMODE_SERVNOTICE |
173 |
|
174 |
#define HasUMode(x, y) ((x)->umodes & (y)) |
175 |
#define AddUMode(x, y) ((x)->umodes |= (y)) |
176 |
#define DelUMode(x, y) ((x)->umodes &= ~(y)) |
177 |
|
178 |
#define SEND_UMODES (UMODE_INVISIBLE | UMODE_OPER | UMODE_WALLOP |\ |
179 |
UMODE_REGONLY | UMODE_REGISTERED | UMODE_ADMIN |\ |
180 |
UMODE_HIDDEN | UMODE_HIDDENHOST | UMODE_SSL |\ |
181 |
UMODE_WEBIRC | UMODE_CALLERID | UMODE_SOFTCALLERID|\ |
182 |
UMODE_HIDECHANS) |
183 |
|
184 |
|
185 |
|
186 |
/* oper priv flags */ |
187 |
#define OPER_FLAG_KILL_REMOTE 0x00000001 /**< Oper can global KILL */ |
188 |
#define OPER_FLAG_KILL 0x00000002 /**< Oper can do local KILL */ |
189 |
#define OPER_FLAG_UNKLINE 0x00000004 /**< Oper can use use UNKLINE command */ |
190 |
#define OPER_FLAG_GLINE 0x00000008 /**< Oper can use GLINE command */ |
191 |
#define OPER_FLAG_K 0x00000010 /**< Oper can use KLINE command */ |
192 |
#define OPER_FLAG_XLINE 0x00000020 /**< Oper can use XLINE command */ |
193 |
#define OPER_FLAG_DIE 0x00000040 /**< Oper can use DIE command */ |
194 |
#define OPER_FLAG_REHASH 0x00000080 /**< Oper can use REHASH command */ |
195 |
#define OPER_FLAG_ADMIN 0x00000100 /**< Oper can set user mode +a*/ |
196 |
#define OPER_FLAG_REMOTEBAN 0x00000200 /**< Oper can set remote bans */ |
197 |
#define OPER_FLAG_GLOBOPS 0x00000400 /**< Oper can use GLOBOPS command */ |
198 |
#define OPER_FLAG_MODULE 0x00000800 /**< Oper can use MODULE commands */ |
199 |
#define OPER_FLAG_RESTART 0x00001000 /**< Oper can use RESTART command */ |
200 |
#define OPER_FLAG_DLINE 0x00002000 /**< Oper can use DLINE command */ |
201 |
#define OPER_FLAG_UNDLINE 0x00004000 /**< Oper can use UNDLINE command */ |
202 |
#define OPER_FLAG_SET 0x00008000 /**< Oper can use SET command */ |
203 |
#define OPER_FLAG_SQUIT 0x00010000 /**< Oper can do local SQUIT */ |
204 |
#define OPER_FLAG_SQUIT_REMOTE 0x00020000 /**< Oper can do global SQUIT */ |
205 |
#define OPER_FLAG_CONNECT 0x00040000 /**< Oper can do local CONNECT */ |
206 |
#define OPER_FLAG_CONNECT_REMOTE 0x00080000 /**< Oper can do global CONNECT */ |
207 |
#define OPER_FLAG_WALLOPS 0x00100000 /**< Oper can use WALLOPS command */ |
208 |
#define OPER_FLAG_LOCOPS 0x00200000 /**< Oper can use LOCOPS command */ |
209 |
#define OPER_FLAG_UNXLINE 0x00400000 /**< Oper can use UNXLINE command */ |
210 |
|
211 |
|
212 |
#define HasOFlag(x, y) (MyConnect(x) ? (x)->localClient->operflags & (y) : 0) |
213 |
#define AddOFlag(x, y) ((x)->localClient->operflags |= (y)) |
214 |
#define DelOFlag(x, y) ((x)->localClient->operflags &= ~(y)) |
215 |
#define ClrOFlag(x) ((x)->localClient->operflags = 0) |
216 |
|
217 |
|
218 |
|
219 |
/* flags macros. */ |
220 |
#define IsAuthFinished(x) ((x)->flags & FLAGS_FINISHED_AUTH) |
221 |
#define IsDead(x) ((x)->flags & FLAGS_DEADSOCKET) |
222 |
#define SetDead(x) ((x)->flags |= FLAGS_DEADSOCKET) |
223 |
#define IsClosing(x) ((x)->flags & FLAGS_CLOSING) |
224 |
#define SetClosing(x) ((x)->flags |= FLAGS_CLOSING) |
225 |
#define SetCanFlood(x) ((x)->flags |= FLAGS_CANFLOOD) |
226 |
#define IsCanFlood(x) ((x)->flags & FLAGS_CANFLOOD) |
227 |
#define IsDefunct(x) ((x)->flags & (FLAGS_DEADSOCKET|FLAGS_CLOSING|FLAGS_KILLED)) |
228 |
|
229 |
/* oper flags */ |
230 |
#define MyOper(x) (MyConnect(x) && HasUMode(x, UMODE_OPER)) |
231 |
|
232 |
#define SetOper(x) {(x)->umodes |= UMODE_OPER; \ |
233 |
if (!IsServer((x))) (x)->handler = OPER_HANDLER;} |
234 |
|
235 |
#define ClearOper(x) {(x)->umodes &= ~(UMODE_OPER|UMODE_ADMIN); \ |
236 |
if (!HasUMode(x, UMODE_OPER) && !IsServer((x))) \ |
237 |
(x)->handler = CLIENT_HANDLER; } |
238 |
|
239 |
#define SetSendQExceeded(x) ((x)->flags |= FLAGS_SENDQEX) |
240 |
#define IsSendQExceeded(x) ((x)->flags & FLAGS_SENDQEX) |
241 |
|
242 |
#define SetIpHash(x) ((x)->flags |= FLAGS_IPHASH) |
243 |
#define IsIpHash(x) ((x)->flags & FLAGS_IPHASH) |
244 |
|
245 |
#define SetUserHost(x) ((x)->flags |= FLAGS_USERHOST) |
246 |
#define IsUserHostIp(x) ((x)->flags & FLAGS_USERHOST) |
247 |
|
248 |
#define SetPingSent(x) ((x)->flags |= FLAGS_PINGSENT) |
249 |
#define IsPingSent(x) ((x)->flags & FLAGS_PINGSENT) |
250 |
#define ClearPingSent(x) ((x)->flags &= ~FLAGS_PINGSENT) |
251 |
|
252 |
#define SetNeedId(x) ((x)->flags |= FLAGS_NEEDID) |
253 |
#define IsNeedId(x) ((x)->flags & FLAGS_NEEDID) |
254 |
|
255 |
#define SetGotId(x) ((x)->flags |= FLAGS_GOTID) |
256 |
#define IsGotId(x) ((x)->flags & FLAGS_GOTID) |
257 |
|
258 |
#define IsExemptKline(x) ((x)->flags & FLAGS_EXEMPTKLINE) |
259 |
#define SetExemptKline(x) ((x)->flags |= FLAGS_EXEMPTKLINE) |
260 |
#define IsExemptLimits(x) ((x)->flags & FLAGS_NOLIMIT) |
261 |
#define SetExemptLimits(x) ((x)->flags |= FLAGS_NOLIMIT) |
262 |
#define IsExemptGline(x) ((x)->flags & FLAGS_EXEMPTGLINE) |
263 |
#define SetExemptGline(x) ((x)->flags |= FLAGS_EXEMPTGLINE) |
264 |
#define IsExemptResv(x) ((x)->flags & FLAGS_EXEMPTRESV) |
265 |
#define SetExemptResv(x) ((x)->flags |= FLAGS_EXEMPTRESV) |
266 |
#define SetIPSpoof(x) ((x)->flags |= FLAGS_IP_SPOOFING) |
267 |
#define IsIPSpoof(x) ((x)->flags & FLAGS_IP_SPOOFING) |
268 |
|
269 |
#define IsFloodDone(x) ((x)->flags & FLAGS_FLOODDONE) |
270 |
#define SetFloodDone(x) ((x)->flags |= FLAGS_FLOODDONE) |
271 |
#define HasPingCookie(x) ((x)->flags & FLAGS_PING_COOKIE) |
272 |
#define SetPingCookie(x) ((x)->flags |= FLAGS_PING_COOKIE) |
273 |
#define IsHidden(x) ((x)->flags & FLAGS_HIDDEN) |
274 |
#define SetHidden(x) ((x)->flags |= FLAGS_HIDDEN) |
275 |
|
276 |
|
277 |
/*! \brief addr_mask_type enumeration */ |
278 |
enum addr_mask_type |
279 |
{ |
280 |
HIDE_IP, /**< IP is hidden. Resolved hostname is shown instead */ |
281 |
SHOW_IP, /**< IP is shown. No parts of it are hidden or masked */ |
282 |
MASK_IP /**< IP is masked. 255.255.255.255 is shown instead */ |
283 |
}; |
284 |
|
285 |
/*! \brief Server structure */ |
286 |
struct Server |
287 |
{ |
288 |
dlink_list server_list; /**< Servers on this server */ |
289 |
dlink_list client_list; /**< Clients on this server */ |
290 |
char by[NICKLEN + 1]; /**< Who activated this connection */ |
291 |
}; |
292 |
|
293 |
/*! \brief ListTask structure */ |
294 |
struct ListTask |
295 |
{ |
296 |
dlink_list show_mask; /**< Channels to show */ |
297 |
dlink_list hide_mask; /**< Channels to hide */ |
298 |
|
299 |
unsigned int hash_index; /**< The hash bucket we are currently in */ |
300 |
unsigned int users_min; |
301 |
unsigned int users_max; |
302 |
unsigned int created_min; |
303 |
unsigned int created_max; |
304 |
unsigned int topicts_min; |
305 |
unsigned int topicts_max; |
306 |
}; |
307 |
|
308 |
/*! \brief LocalUser structure |
309 |
* |
310 |
* Allocated only for local clients, that are directly connected |
311 |
* to \b this server with a socket. |
312 |
*/ |
313 |
struct LocalUser |
314 |
{ |
315 |
dlink_node lclient_node; |
316 |
|
317 |
unsigned int registration; |
318 |
unsigned int cap_client; /**< Client capabilities (from us) */ |
319 |
unsigned int cap_active; /**< Active capabilities (to us) */ |
320 |
unsigned int caps; /**< Capabilities bit-field */ |
321 |
|
322 |
unsigned int operflags; /**< IRC Operator privilege flags */ |
323 |
unsigned int random_ping; /**< Holding a 32bit value used for PING cookies */ |
324 |
|
325 |
unsigned int serial; /**< Used to enforce 1 send per nick */ |
326 |
|
327 |
time_t lasttime; /**< ...should be only LOCAL clients? --msa */ |
328 |
time_t firsttime; /**< Time client was created */ |
329 |
time_t since; /**< Last time we parsed something */ |
330 |
time_t last_join_time; /**< When this client last joined a channel */ |
331 |
time_t last_leave_time; /**< When this client last left a channel */ |
332 |
int join_leave_count; /**< Count of JOIN/LEAVE in less than |
333 |
MIN_JOIN_LEAVE_TIME seconds */ |
334 |
int oper_warn_count_down; /**< Warn opers of this possible |
335 |
spambot every time this gets to 0 */ |
336 |
time_t last_caller_id_time; |
337 |
time_t first_received_message_time; |
338 |
time_t last_nick_change; |
339 |
time_t last_privmsg; /**< Last time we got a PRIVMSG */ |
340 |
time_t last_away; /**< Away since... */ |
341 |
|
342 |
int received_number_of_privmsgs; |
343 |
unsigned int number_of_nick_changes; |
344 |
|
345 |
struct ListTask *list_task; |
346 |
|
347 |
struct dbuf_queue buf_sendq; |
348 |
struct dbuf_queue buf_recvq; |
349 |
|
350 |
struct |
351 |
{ |
352 |
unsigned int messages; /**< Statistics: protocol messages sent/received */ |
353 |
uint64_t bytes; /**< Statistics: total bytes sent/received */ |
354 |
} recv, send; |
355 |
|
356 |
struct |
357 |
{ |
358 |
unsigned int count; /**< How many INVITE/KNOCK requests client has send */ |
359 |
time_t last_attempt; /**< Las time the INVITE/KNOCK request was issued */ |
360 |
} invite, knock; |
361 |
|
362 |
struct AuthRequest auth; |
363 |
struct Listener *listener; /**< Listener accepted from */ |
364 |
dlink_list acceptlist; /**< Clients I'll allow to talk to me */ |
365 |
dlink_list watches; /**< Chain of Watch pointer blocks */ |
366 |
dlink_list confs; /**< Configuration record associated */ |
367 |
dlink_list invited; /**< Chain of invite pointer blocks */ |
368 |
struct irc_ssaddr ip; |
369 |
int aftype; /**< Makes life easier for DNS res in IPV6 */ |
370 |
int country_id; /**< ID corresponding to a ISO 3166 country code */ |
371 |
|
372 |
char *passwd; |
373 |
fde_t fd; |
374 |
/* Anti-flood stuff. We track how many messages were parsed and how |
375 |
* many we were allowed in the current second, and apply a simple |
376 |
* decay to avoid flooding. |
377 |
* -- adrian |
378 |
*/ |
379 |
int allow_read; /**< How many we're allowed to read in this second */ |
380 |
int sent_parsed; /**< How many messages we've parsed in this second */ |
381 |
|
382 |
char* response; /**< Expected CHALLENGE response from client */ |
383 |
char* auth_oper; /**< Operator to become if they supply the response */ |
384 |
}; |
385 |
|
386 |
/*! \brief Client structure */ |
387 |
struct Client |
388 |
{ |
389 |
dlink_node node; |
390 |
dlink_node lnode; /**< Used for Server->servers/users */ |
391 |
|
392 |
struct LocalUser *localClient; |
393 |
struct Client *hnext; /**< For client hash table lookups by name */ |
394 |
struct Client *idhnext; /**< For SID hash table lookups by sid */ |
395 |
struct Server *serv; /**< ...defined, if this is a server */ |
396 |
struct Client *servptr; /**< Points to server this Client is on */ |
397 |
struct Client *from; /**< == self, if Local Client, *NEVER* NULL! */ |
398 |
|
399 |
time_t tsinfo; /**< TS on the nick, SVINFO on server */ |
400 |
|
401 |
unsigned int flags; /**< Client flags */ |
402 |
unsigned int umodes; /**< Opers, normal users subset */ |
403 |
unsigned int hopcount; /**< Number of servers to this 0 = local */ |
404 |
unsigned int status; /**< Client type */ |
405 |
unsigned int handler; /**< Handler index */ |
406 |
|
407 |
dlink_list whowas; |
408 |
dlink_list channel; /**< Chain of channel pointer blocks */ |
409 |
|
410 |
char away[AWAYLEN + 1]; /**< Client's AWAY message. Can be set/unset via AWAY command */ |
411 |
char name[HOSTLEN + 1]; /**< Unique name for a client nick or host */ |
412 |
char svid[SVIDLEN + 1]; /**< Services ID */ |
413 |
char id[IDLEN + 1]; /**< Client ID, unique ID per client */ |
414 |
|
415 |
/* |
416 |
* client->username is the username from ident or the USER message, |
417 |
* If the client is idented the USER message is ignored, otherwise |
418 |
* the username part of the USER message is put here prefixed with a |
419 |
* tilde depending on the auth{} block. Once a client has registered, |
420 |
* this field should be considered read-only. |
421 |
*/ |
422 |
char username[USERLEN + 1]; /* client's username */ |
423 |
|
424 |
/* |
425 |
* client->host contains the resolved name or ip address |
426 |
* as a string for the user, it may be fiddled with for oper spoofing etc. |
427 |
* once it's changed the *real* address goes away. This should be |
428 |
* considered a read-only field after the client has registered. |
429 |
*/ |
430 |
char host[HOSTLEN + 1]; /* client's hostname */ |
431 |
|
432 |
/* |
433 |
* client->info for unix clients will normally contain the info from the |
434 |
* gcos field in /etc/passwd but anything can go here. |
435 |
*/ |
436 |
char info[REALLEN + 1]; /* Free form additional client info */ |
437 |
|
438 |
/* |
439 |
* client->sockhost contains the ip address gotten from the socket as a |
440 |
* string, this field should be considered read-only once the connection |
441 |
* has been made. (set in s_bsd.c only) |
442 |
*/ |
443 |
char sockhost[HOSTIPLEN + 1]; /* This is the host name from the |
444 |
socket ip address as string */ |
445 |
char *certfp; |
446 |
}; |
447 |
|
448 |
|
449 |
extern struct Client me; |
450 |
extern dlink_list listing_client_list; |
451 |
extern dlink_list global_client_list; |
452 |
extern dlink_list unknown_list; /* unknown clients ON this server only */ |
453 |
extern dlink_list local_client_list; /* local clients only ON this server */ |
454 |
extern dlink_list serv_list; /* local servers to this server ONLY */ |
455 |
extern dlink_list global_serv_list; /* global servers on the network */ |
456 |
extern dlink_list oper_list; /* our opers, duplicated in local_client_list */ |
457 |
|
458 |
extern int accept_message(struct Client *, struct Client *); |
459 |
extern unsigned int idle_time_get(const struct Client *, const struct Client *); |
460 |
extern struct split_nuh_item *find_accept(const char *, const char *, |
461 |
const char *, struct Client *, |
462 |
int (*)(const char *, const char *)); |
463 |
extern void del_accept(struct split_nuh_item *, struct Client *); |
464 |
extern void del_all_accepts(struct Client *); |
465 |
extern void exit_client(struct Client *, const char *); |
466 |
extern void conf_try_ban(struct Client *, struct MaskItem *); |
467 |
extern void check_conf_klines(void); |
468 |
extern void client_init(void); |
469 |
extern void dead_link_on_write(struct Client *, int); |
470 |
extern void dead_link_on_read(struct Client *, int); |
471 |
extern void exit_aborted_clients(void); |
472 |
extern void free_exited_clients(void); |
473 |
extern struct Client *make_client(struct Client *); |
474 |
extern struct Client *find_chasing(struct Client *, const char *); |
475 |
extern struct Client *find_person(const struct Client *const, const char *); |
476 |
extern const char *get_client_name(const struct Client *, enum addr_mask_type); |
477 |
|
478 |
#endif /* INCLUDED_client_h */ |