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root/svn/ircd-hybrid/trunk/include/client.h

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ircd-hybrid-8/include/client.h (file contents), Revision 1549 by michael, Mon Oct 1 18:11:11 2012 UTC vs.
ircd-hybrid/trunk/include/client.h (file contents), Revision 2185 by michael, Tue Jun 4 12:29:18 2013 UTC

#	Line 34 | Line 34
34		#include "ircd_defs.h"
35		#include "dbuf.h"
36		#include "channel.h"
37	<
38	<
39	<	/*! \brief addr_mask_type enumeration */
40	<	enum addr_mask_type
41	<	{
42	<	HIDE_IP, /**< IP is hidden. Resolved hostname is shown instead */
43	<	SHOW_IP, /**< IP is shown. No parts of it are hidden or masked */
44	<	MASK_IP  /**< IP is masked. 255.255.255.255 is shown instead */
45	<	};
46	<
47	<	/*! \brief Server structure */
48	<	struct Server
49	<	{
50	<	dlink_list server_list; /**< Servers on this server */
51	<	dlink_list client_list; /**< Clients on this server */
52	<	char by[NICKLEN + 1];   /**< who activated this connection */
53	<	};
54	<
55	<	/*! \brief ListTask structure */
56	<	struct ListTask
57	<	{
58	<	dlink_list show_mask; /**< show these channels.. */
59	<	dlink_list hide_mask; /**< ..and hide these ones */
60	<
61	<	unsigned int hash_index; /**< the bucket we are currently in */
62	<	unsigned int users_min;
63	<	unsigned int users_max;
64	<	unsigned int created_min;
65	<	unsigned int created_max;
66	<	unsigned int topicts_min;
67	<	unsigned int topicts_max;
68	<	};
69	<
70	<	/*! \brief LocalUser structure
71	<	*
72	<	* Allocated only for local clients, that are directly connected
73	<	* to \b this server with a socket.
74	<	*/
75	<	struct LocalUser
76	<	{
77	<	dlink_node   lclient_node;
78	<
79	<	char         client_host[HOSTLEN + 1];
80	<	char         client_server[HOSTLEN + 1];
81	<
82	<	unsigned int registration;
83	<	unsigned int cap_client;    /**< Client capabilities (from us) */
84	<	unsigned int cap_active;    /**< Active capabilities (to us) */
85	<	unsigned int       caps;       /**< capabilities bit-field */
86	<
87	<	unsigned int operflags;     /**< IRC Operator privilege flags */
88	<	unsigned int random_ping; /**< Holding a 32bit value used for PING cookies */
89	<
90	<	unsigned int serial;     /**< used to enforce 1 send per nick */
91	<
92	<	time_t       lasttime;   /**< ...should be only LOCAL clients? --msa */
93	<	time_t       firsttime;  /**< time client was created */
94	<	time_t       since;      /**< last time we parsed something */
95	<	time_t       last_knock;    /**< time of last knock */
96	<	time_t       last_join_time;   /**< when this client last
97	<	joined a channel */
98	<	time_t       last_leave_time;  /**< when this client last
99	<	* left a channel */
100	<	int          join_leave_count; /**< count of JOIN/LEAVE in less than
101	<	MIN_JOIN_LEAVE_TIME seconds */
102	<	int          oper_warn_count_down; /**< warn opers of this possible
103	<	spambot every time this gets to 0 */
104	<	time_t       last_caller_id_time;
105	<	time_t       first_received_message_time;
106	<	time_t       last_nick_change;
107	<	time_t       last_privmsg; /**< Last time we got a PRIVMSG */
108	<	time_t       last_away; /**< Away since... */
109	<
110	<	int          received_number_of_privmsgs;
111	<	unsigned int number_of_nick_changes;
112	<
113	<	struct ListTask  *list_task;
114	<
115	<	struct dbuf_queue buf_sendq;
116	<	struct dbuf_queue buf_recvq;
117	<
118	<	struct {
119	<	unsigned int messages;      /**< Statistics: protocol messages sent/received */
120	<	uint64_t bytes;             /**< Statistics: total bytes sent/received */
121	<	} recv, send;
122	<
123	<	struct AuthRequest *auth;
124	<	struct Listener *listener;   /**< listener accepted from */
125	<	dlink_list        acceptlist; /**< clients I'll allow to talk to me */
126	<	dlink_list        watches;   /**< chain of Watch pointer blocks */
127	<	dlink_list        confs;     /**< Configuration record associated */
128	<	dlink_list        invited;   /**< chain of invite pointer blocks */
129	<	struct irc_ssaddr ip;
130	<	int               aftype;    /**< Makes life easier for DNS res in IPV6 */
131	<
132	<	char              *passwd;
133	<	fde_t             fd;
134	<
135	<	/* Anti-flood stuff. We track how many messages were parsed and how
136	<	* many we were allowed in the current second, and apply a simple
137	<	* decay to avoid flooding.
138	<	*   -- adrian
139	<	*/
140	<	int allow_read;       /**< how many we're allowed to read in this second */
141	<	int sent_parsed;      /**< how many messages we've parsed in this second */
142	<
143	<	char*          response;  /**< expected response from client */
144	<	char*          auth_oper; /**< Operator to become if they supply the response.*/
145	<	};
146	<
147	<	/*! \brief Client structure */
148	<	struct Client
149	<	{
150	<	dlink_node node;
151	<	dlink_node lnode;             /**< Used for Server->servers/users */
152	<
153	<	struct LocalUser *localClient;
154	<	struct Client    *hnext;      /**< For client hash table lookups by name */
155	<	struct Client    *idhnext;    /**< For SID hash table lookups by sid */
156	<	struct Server    *serv;       /**< ...defined, if this is a server */
157	<	struct Client    *servptr;    /**< Points to server this Client is on */
158	<	struct Client    *from;       /**< == self, if Local Client, *NEVER* NULL! */
159	<
160	<	time_t            tsinfo;     /**< TS on the nick, SVINFO on server */
161	<	time_t            servicestamp; /**< Last time client has been identified for its nick */
162	<
163	<	unsigned int      flags;      /**< client flags */
164	<	unsigned int      umodes;     /**< opers, normal users subset */
165	<	unsigned int      hopcount;   /**< number of servers to this 0 = local */
166	<	unsigned int      status;     /**< Client type */
167	<	unsigned int      handler;    /**< Handler index */
168	<
169	<	dlink_list        whowas;
170	<	dlink_list        channel;   /**< chain of channel pointer blocks */
171	<
172	<	char away[AWAYLEN + 1]; /**< Client's AWAY message. Can be set/unset via AWAY command */
173	<	char name[HOSTLEN + 1]; /**< unique name for a client nick or host */
174	<	char id[IDLEN + 1];       /**< client ID, unique ID per client */
175	<
176	<	/*
177	<	* client->username is the username from ident or the USER message,
178	<	* If the client is idented the USER message is ignored, otherwise
179	<	* the username part of the USER message is put here prefixed with a
180	<	* tilde depending on the auth{} block. Once a client has registered,
181	<	* this field should be considered read-only.
182	<	*/
183	<	char              username[USERLEN + 1]; /* client's username */
184	<
185	<	/*
186	<	* client->host contains the resolved name or ip address
187	<	* as a string for the user, it may be fiddled with for oper spoofing etc.
188	<	* once it's changed the *real* address goes away. This should be
189	<	* considered a read-only field after the client has registered.
190	<	*/
191	<	char              host[HOSTLEN + 1];     /* client's hostname */
192	<
193	<	/*
194	<	* client->info for unix clients will normally contain the info from the
195	<	* gcos field in /etc/passwd but anything can go here.
196	<	*/
197	<	char              info[REALLEN + 1]; /* Free form additional client info */
198	<
199	<	/*
200	<	* client->sockhost contains the ip address gotten from the socket as a
201	<	* string, this field should be considered read-only once the connection
202	<	* has been made. (set in s_bsd.c only)
203	<	*/
204	<	char              sockhost[HOSTIPLEN + 1]; /* This is the host name from the
205	<	socket ip address as string */
206	<	};
37	>	#include "s_auth.h"
38
39		/*
40		* status macros.
#	Line 265 | Line 96 | struct Client
96
97
98		#define CAP_MULTI_PREFIX  0x00000001
99	+	#define CAP_AWAY_NOTIFY   0x00000002
100
101		#define HasCap(x, y) ((x)->localClient->cap_active & (y))
102
103		/* housekeeping flags */
104	<	#define FLAGS_PINGSENT      0x00000001 /**< Unreplied ping sent */
105	<	#define FLAGS_DEADSOCKET    0x00000002 /**< Local socket is dead--Exiting soon */
106	<	#define FLAGS_KILLED        0x00000004 /**< Prevents "QUIT" from being sent for this */
107	<	#define FLAGS_CLOSING       0x00000008 /**< set when closing to suppress errors */
108	<	#define FLAGS_GOTID         0x00000010 /**< successful ident lookup achieved */
109	<	#define FLAGS_NEEDID        0x00000020 /**< auth{} block say must use ident return */
110	<	#define FLAGS_SENDQEX       0x00000040 /**< Sendq exceeded */
111	<	#define FLAGS_IPHASH        0x00000080 /**< iphashed this client */
112	<	#define FLAGS_MARK          0x00000100 /**< marked client */
113	<	#define FLAGS_CANFLOOD      0x00000200 /**< client has the ability to flood */
114	<	#define FLAGS_EXEMPTGLINE   0x00000400 /**< client can't be G-lined */
115	<	#define FLAGS_EXEMPTKLINE   0x00000800 /**< client is exempt from kline */
116	<	#define FLAGS_NOLIMIT       0x00001000 /**< client is exempt from limits */
117	<	#define FLAGS_PING_COOKIE   0x00002000 /**< PING Cookie */
118	<	#define FLAGS_IP_SPOOFING   0x00004000 /**< client IP is spoofed */
119	<	#define FLAGS_FLOODDONE     0x00008000 /**< Flood grace period has been ended. */
120	<	#define FLAGS_EOB           0x00010000 /**< server has sent us an EOB */
121	<	#define FLAGS_HIDDEN        0x00020000 /**< a hidden server. not shown in /links */
122	<	#define FLAGS_BLOCKED       0x00040000 /**< must wait for COMM_SELECT_WRITE */
123	<	#define FLAGS_USERHOST      0x00080000 /**< client is in userhost hash */
124	<	#define FLAGS_BURSTED       0x00100000 /**< user was already bursted */
125	<	#define FLAGS_EXEMPTRESV    0x00200000 /**< client is exempt from RESV */
126	<	#define FLAGS_GOTUSER       0x00400000 /**< if we received a USER command */
127	<	#define FLAGS_PINGWARNING   0x00800000 /**< unreplied ping warning already sent */
128	<	#define FLAGS_FINISHED_AUTH 0x01000000 /**< Client has been released from auth */
129	<	#define FLAGS_FLOOD_NOTICED 0x02000000 /**< Notice to opers about this flooder has been sent */
130	<	#define FLAGS_SERVICE       0x04000000 /**< Client/server is a network service */
104	>	#define FLAGS_PINGSENT       0x00000001 /**< Unreplied ping sent */
105	>	#define FLAGS_DEADSOCKET     0x00000002 /**< Local socket is dead--Exiting soon */
106	>	#define FLAGS_KILLED         0x00000004 /**< Prevents "QUIT" from being sent for this */
107	>	#define FLAGS_CLOSING        0x00000008 /**< set when closing to suppress errors */
108	>	#define FLAGS_GOTID          0x00000010 /**< successful ident lookup achieved */
109	>	#define FLAGS_NEEDID         0x00000020 /**< auth{} block say must use ident return */
110	>	#define FLAGS_SENDQEX        0x00000040 /**< Sendq exceeded */
111	>	#define FLAGS_IPHASH         0x00000080 /**< iphashed this client */
112	>	#define FLAGS_MARK           0x00000100 /**< marked client */
113	>	#define FLAGS_CANFLOOD       0x00000200 /**< client has the ability to flood */
114	>	#define FLAGS_EXEMPTGLINE    0x00000400 /**< client can't be G-lined */
115	>	#define FLAGS_EXEMPTKLINE    0x00000800 /**< client is exempt from kline */
116	>	#define FLAGS_NOLIMIT        0x00001000 /**< client is exempt from limits */
117	>	#define FLAGS_PING_COOKIE    0x00002000 /**< PING Cookie */
118	>	#define FLAGS_IP_SPOOFING    0x00004000 /**< client IP is spoofed */
119	>	#define FLAGS_FLOODDONE      0x00008000 /**< Flood grace period has been ended. */
120	>	#define FLAGS_EOB            0x00010000 /**< server has sent us an EOB */
121	>	#define FLAGS_HIDDEN         0x00020000 /**< a hidden server. not shown in /links */
122	>	#define FLAGS_BLOCKED        0x00040000 /**< must wait for COMM_SELECT_WRITE */
123	>	#define FLAGS_USERHOST       0x00080000 /**< client is in userhost hash */
124	>	#define FLAGS_BURSTED        0x00100000 /**< user was already bursted */
125	>	#define FLAGS_EXEMPTRESV     0x00200000 /**< client is exempt from RESV */
126	>	#define FLAGS_GOTUSER        0x00400000 /**< if we received a USER command */
127	>	#define FLAGS_FINISHED_AUTH  0x00800000 /**< Client has been released from auth */
128	>	#define FLAGS_FLOOD_NOTICED  0x01000000 /**< Notice to opers about this flooder has been sent */
129	>	#define FLAGS_SERVICE        0x02000000 /**< Client/server is a network service */
130	>	#define FLAGS_AUTH_SPOOF     0x04000000 /**< user's hostname has been spoofed by an auth{} spoof*/
131
132		#define HasFlag(x, y) ((x)->flags &   (y))
133		#define AddFlag(x, y) ((x)->flags |=  (y))
#	Line 322 | Line 154 | struct Client
154		#define UMODE_UNAUTH       0x00008000 /**< show unauth connects here */
155		#define UMODE_LOCOPS       0x00010000 /**< show locops */
156		#define UMODE_DEAF         0x00020000 /**< don't receive channel messages */
157	<	#define UMODE_CCONN_FULL   0x00040000 /**< add unused fields to connection monitoring */
158	<	#define UMODE_REGISTERED   0x00080000 /**< User has identified for that nick. */
159	<	#define UMODE_REGONLY      0x00100000 /**< Only registered nicks may PM */
160	<	#define UMODE_HIDDEN       0x00200000 /**< Operator status is hidden */
161	<	#define UMODE_OPER         0x00400000 /**< Operator */
162	<	#define UMODE_ADMIN        0x00800000 /**< Admin on server */
157	>	#define UMODE_REGISTERED   0x00040000 /**< User has identified for that nick. */
158	>	#define UMODE_REGONLY      0x00080000 /**< Only registered nicks may PM */
159	>	#define UMODE_HIDDEN       0x00100000 /**< Operator status is hidden */
160	>	#define UMODE_OPER         0x00200000 /**< Operator */
161	>	#define UMODE_ADMIN        0x00400000 /**< Admin on server */
162	>	#define UMODE_FARCONNECT   0x00800000 /**< Can see remote client connects/exits */
163	>	#define UMODE_HIDDENHOST   0x01000000 /**< User's host is hidden */
164	>
165
166		#define UMODE_ALL          UMODE_SERVNOTICE
167
#	Line 342 | Line 176 | struct Client
176
177
178		/* oper priv flags */
179	<	#define OPER_FLAG_GLOBAL_KILL  0x00000001 /**< Oper can global kill        */
180	<	#define OPER_FLAG_REMOTE       0x00000002 /**> Oper can do squits/connects */
181	<	#define OPER_FLAG_UNKLINE      0x00000004 /**< Oper can use unkline        */
182	<	#define OPER_FLAG_GLINE        0x00000008 /**< Oper can use gline          */
183	<	#define OPER_FLAG_N            0x00000010 /**< Oper can umode n            */
184	<	#define OPER_FLAG_K            0x00000020 /**< Oper can kill/kline         */
185	<	#define OPER_FLAG_X            0x00000040 /**< Oper can xline              */
186	<	#define OPER_FLAG_DIE          0x00000080 /**< Oper can die                */
187	<	#define OPER_FLAG_REHASH       0x00000100 /**< Oper can rehash             */
188	<	#define OPER_FLAG_ADMIN        0x00000200 /**< Oper can set umode +a       */
189	<	#define OPER_FLAG_OPERWALL     0x00000400 /**< Oper can use OPERWALL command */
190	<	#define OPER_FLAG_OPER_SPY     0x00000800 /* */
191	<	#define OPER_FLAG_REMOTEBAN    0x00001000 /**< Oper can set remote bans */
192	<	#define OPER_FLAG_GLOBOPS      0x00002000 /**< Oper can use GLOBOPS command */
193	<	#define OPER_FLAG_MODULE       0x00004000 /**< Oper can use MODULE commands */
194	<	#define OPER_FLAG_RESTART      0x00008000 /**< Oper can use RESTART command */
195	<	#define OPER_FLAG_DLINE        0x00010000 /**< Oper can use DLINE command   */
196	<	#define OPER_FLAG_UNDLINE      0x00020000 /**< Oper can use UNDLINE command */
197	<	#define OPER_FLAG_SET          0x00040000 /**< Oper can use SET command */
179	>	#define OPER_FLAG_KILL_REMOTE    0x00000001 /**< Oper can global kill        */
180	>	#define OPER_FLAG_KILL           0x00000002 /**< Oper can do local KILL      */
181	>	#define OPER_FLAG_UNKLINE        0x00000004 /**< Oper can use unkline        */
182	>	#define OPER_FLAG_GLINE          0x00000008 /**< Oper can use gline          */
183	>	#define OPER_FLAG_K              0x00000010 /**< Oper can kill/kline         */
184	>	#define OPER_FLAG_X              0x00000020 /**< Oper can xline              */
185	>	#define OPER_FLAG_DIE            0x00000040 /**< Oper can die                */
186	>	#define OPER_FLAG_REHASH         0x00000080 /**< Oper can rehash             */
187	>	#define OPER_FLAG_ADMIN          0x00000100 /**< Oper can set umode +a       */
188	>	#define OPER_FLAG_OPERWALL       0x00000200 /**< Oper can use OPERWALL command */
189	>	#define OPER_FLAG_REMOTEBAN      0x00000400 /**< Oper can set remote bans */
190	>	#define OPER_FLAG_GLOBOPS        0x00000800 /**< Oper can use GLOBOPS command */
191	>	#define OPER_FLAG_MODULE         0x00001000 /**< Oper can use MODULE commands */
192	>	#define OPER_FLAG_RESTART        0x00002000 /**< Oper can use RESTART command */
193	>	#define OPER_FLAG_DLINE          0x00004000 /**< Oper can use DLINE command   */
194	>	#define OPER_FLAG_UNDLINE        0x00008000 /**< Oper can use UNDLINE command */
195	>	#define OPER_FLAG_SET            0x00010000 /**< Oper can use SET command */
196	>	#define OPER_FLAG_SQUIT          0x00020000 /**< Oper can do local SQUIT */
197	>	#define OPER_FLAG_SQUIT_REMOTE   0x00040000 /**< Oper can do global SQUIT */
198	>	#define OPER_FLAG_CONNECT        0x00080000 /**< Oper can do local CONNECT */
199	>	#define OPER_FLAG_CONNECT_REMOTE 0x00100000 /**< Oper can do global CONNECT */
200	>	#define OPER_FLAG_WALLOPS        0x00200000 /**< Oper can do WALLOPS */
201	>	#define OPER_FLAG_LOCOPS         0x00400000 /**< Oper can do LOCOPS */
202
203		#define HasOFlag(x, y) (MyConnect(x) ? (x)->localClient->operflags & (y) : 0)
204		#define AddOFlag(x, y) ((x)->localClient->operflags |=  (y))
#	Line 405 | Line 243 | struct Client
243		#define IsPingSent(x)           ((x)->flags & FLAGS_PINGSENT)
244		#define ClearPingSent(x)        ((x)->flags &= ~FLAGS_PINGSENT)
245
408	–	#define SetPingWarning(x)       ((x)->flags |= FLAGS_PINGWARNING)
409	–	#define IsPingWarning(x)        ((x)->flags & FLAGS_PINGWARNING)
410	–	#define ClearPingWarning(x)     ((x)->flags &= ~FLAGS_PINGWARNING)
411	–
246		#define SetNeedId(x)            ((x)->flags |= FLAGS_NEEDID)
247		#define IsNeedId(x)             ((x)->flags & FLAGS_NEEDID)
248
#	Line 425 | Line 259 | struct Client
259		#define SetExemptResv(x)        ((x)->flags |= FLAGS_EXEMPTRESV)
260		#define SetIPSpoof(x)           ((x)->flags |= FLAGS_IP_SPOOFING)
261		#define IsIPSpoof(x)            ((x)->flags & FLAGS_IP_SPOOFING)
262	+	#define DelIPSpoof(x)           ((x)->flags &= ~FLAGS_IP_SPOOFING)
263
264		#define IsFloodDone(x)          ((x)->flags &  FLAGS_FLOODDONE)
265		#define SetFloodDone(x)         ((x)->flags |= FLAGS_FLOODDONE)
#	Line 438 | Line 273 | struct Client
273		#define ClearSendqBlocked(x)    ((x)->flags &= ~FLAGS_BLOCKED)
274
275
276	+	/*! \brief addr_mask_type enumeration */
277	+	enum addr_mask_type
278	+	{
279	+	HIDE_IP, /**< IP is hidden. Resolved hostname is shown instead */
280	+	SHOW_IP, /**< IP is shown. No parts of it are hidden or masked */
281	+	MASK_IP  /**< IP is masked. 255.255.255.255 is shown instead */
282	+	};
283	+
284	+	/*! \brief Server structure */
285	+	struct Server
286	+	{
287	+	dlink_list server_list; /**< Servers on this server */
288	+	dlink_list client_list; /**< Clients on this server */
289	+	char by[NICKLEN + 1];   /**< who activated this connection */
290	+	};
291	+
292	+	/*! \brief ListTask structure */
293	+	struct ListTask
294	+	{
295	+	dlink_list show_mask; /**< show these channels.. */
296	+	dlink_list hide_mask; /**< ..and hide these ones */
297	+
298	+	unsigned int hash_index; /**< the bucket we are currently in */
299	+	unsigned int users_min;
300	+	unsigned int users_max;
301	+	unsigned int created_min;
302	+	unsigned int created_max;
303	+	unsigned int topicts_min;
304	+	unsigned int topicts_max;
305	+	};
306	+
307	+	/*! \brief LocalUser structure
308	+	*
309	+	* Allocated only for local clients, that are directly connected
310	+	* to \b this server with a socket.
311	+	*/
312	+	struct LocalUser
313	+	{
314	+	dlink_node   lclient_node;
315	+
316	+	char         client_host[HOSTLEN + 1];
317	+	char         client_server[HOSTLEN + 1];
318	+
319	+	unsigned int registration;
320	+	unsigned int cap_client;    /**< Client capabilities (from us) */
321	+	unsigned int cap_active;    /**< Active capabilities (to us) */
322	+	unsigned int       caps;       /**< capabilities bit-field */
323	+
324	+	unsigned int operflags;     /**< IRC Operator privilege flags */
325	+	unsigned int random_ping; /**< Holding a 32bit value used for PING cookies */
326	+
327	+	unsigned int serial;     /**< used to enforce 1 send per nick */
328	+
329	+	time_t       lasttime;   /**< ...should be only LOCAL clients? --msa */
330	+	time_t       firsttime;  /**< time client was created */
331	+	time_t       since;      /**< last time we parsed something */
332	+	time_t       last_knock;    /**< time of last knock */
333	+	time_t       last_join_time;   /**< when this client last
334	+	joined a channel */
335	+	time_t       last_leave_time;  /**< when this client last
336	+	* left a channel */
337	+	int          join_leave_count; /**< count of JOIN/LEAVE in less than
338	+	MIN_JOIN_LEAVE_TIME seconds */
339	+	int          oper_warn_count_down; /**< warn opers of this possible
340	+	spambot every time this gets to 0 */
341	+	time_t       last_caller_id_time;
342	+	time_t       first_received_message_time;
343	+	time_t       last_nick_change;
344	+	time_t       last_privmsg; /**< Last time we got a PRIVMSG */
345	+	time_t       last_away; /**< Away since... */
346	+
347	+	int          received_number_of_privmsgs;
348	+	unsigned int number_of_nick_changes;
349	+
350	+	struct ListTask  *list_task;
351	+
352	+	struct dbuf_queue buf_sendq;
353	+	struct dbuf_queue buf_recvq;
354	+
355	+	struct {
356	+	unsigned int messages;      /**< Statistics: protocol messages sent/received */
357	+	uint64_t bytes;             /**< Statistics: total bytes sent/received */
358	+	} recv, send;
359	+
360	+	struct AuthRequest auth;
361	+	struct Listener *listener;   /**< listener accepted from */
362	+	dlink_list        acceptlist; /**< clients I'll allow to talk to me */
363	+	dlink_list        watches;   /**< chain of Watch pointer blocks */
364	+	dlink_list        confs;     /**< Configuration record associated */
365	+	dlink_list        invited;   /**< chain of invite pointer blocks */
366	+	struct irc_ssaddr ip;
367	+	int               aftype;    /**< Makes life easier for DNS res in IPV6 */
368	+	int               country_id; /**< ID corresponding to a ISO 3166 country code */
369	+
370	+	char              *passwd;
371	+	fde_t             fd;
372	+	/* Anti-flood stuff. We track how many messages were parsed and how
373	+	* many we were allowed in the current second, and apply a simple
374	+	* decay to avoid flooding.
375	+	*   -- adrian
376	+	*/
377	+	int allow_read;       /**< how many we're allowed to read in this second */
378	+	int sent_parsed;      /**< how many messages we've parsed in this second */
379	+
380	+	char*          response;  /**< expected response from client */
381	+	char*          auth_oper; /**< Operator to become if they supply the response.*/
382	+	};
383	+
384	+	/*! \brief Client structure */
385	+	struct Client
386	+	{
387	+	dlink_node node;
388	+	dlink_node lnode;             /**< Used for Server->servers/users */
389	+
390	+	struct LocalUser *localClient;
391	+	struct Client    *hnext;      /**< For client hash table lookups by name */
392	+	struct Client    *idhnext;    /**< For SID hash table lookups by sid */
393	+	struct Server    *serv;       /**< ...defined, if this is a server */
394	+	struct Client    *servptr;    /**< Points to server this Client is on */
395	+	struct Client    *from;       /**< == self, if Local Client, *NEVER* NULL! */
396	+
397	+	time_t            tsinfo;     /**< TS on the nick, SVINFO on server */
398	+
399	+	unsigned int      flags;      /**< client flags */
400	+	unsigned int      umodes;     /**< opers, normal users subset */
401	+	unsigned int      hopcount;   /**< number of servers to this 0 = local */
402	+	unsigned int      status;     /**< Client type */
403	+	unsigned int      handler;    /**< Handler index */
404	+
405	+	dlink_list        whowas;
406	+	dlink_list        channel;   /**< chain of channel pointer blocks */
407	+
408	+	char away[AWAYLEN + 1]; /**< Client's AWAY message. Can be set/unset via AWAY command */
409	+	char name[HOSTLEN + 1]; /**< unique name for a client nick or host */
410	+	char svid[HOSTLEN + 1]; /**< Services ID. XXX: Going with HOSTLEN for now. NICKLEN might be too small
411	+	if dealing with timestamps */
412	+	char id[IDLEN + 1];       /**< client ID, unique ID per client */
413	+	/*
414	+	* client->username is the username from ident or the USER message,
415	+	* If the client is idented the USER message is ignored, otherwise
416	+	* the username part of the USER message is put here prefixed with a
417	+	* tilde depending on the auth{} block. Once a client has registered,
418	+	* this field should be considered read-only.
419	+	*/
420	+	char              username[USERLEN + 1]; /* client's username */
421	+	/*
422	+	* client->host contains the resolved name or ip address
423	+	* as a string for the user, it may be fiddled with for oper spoofing etc.
424	+	* once it's changed the *real* address goes away. This should be
425	+	* considered a read-only field after the client has registered.
426	+	*/
427	+	char              host[HOSTLEN + 1];     /* client's hostname */
428	+
429	+	/*
430	+	* client->info for unix clients will normally contain the info from the
431	+	* gcos field in /etc/passwd but anything can go here.
432	+	*/
433	+	char              info[REALLEN + 1]; /* Free form additional client info */
434	+
435	+	/*
436	+	* client->sockhost contains the ip address gotten from the socket as a
437	+	* string, this field should be considered read-only once the connection
438	+	* has been made. (set in s_bsd.c only)
439	+	*/
440	+	char              sockhost[HOSTIPLEN + 1]; /* This is the host name from the
441	+	socket ip address as string */
442	+	};
443	+
444	+
445		extern struct Client me;
446		extern dlink_list listing_client_list;
447		extern dlink_list global_client_list;
448	+	extern dlink_list unknown_list;       /* unknown clients ON this server only        */
449	+	extern dlink_list local_client_list;  /* local clients only ON this server          */
450	+	extern dlink_list serv_list;          /* local servers to this server ONLY          */
451	+	extern dlink_list global_serv_list;   /* global servers on the network              */
452	+	extern dlink_list oper_list;          /* our opers, duplicated in local_client_list */
453
454		extern int accept_message(struct Client *, struct Client *);
455	+	extern unsigned int idle_time_get(const struct Client *, const struct Client *);
456		extern struct split_nuh_item *find_accept(const char *, const char *,
457		const char *, struct Client *, int);
458		extern void del_accept(struct split_nuh_item *, struct Client *);
459		extern void del_all_accepts(struct Client *);
460		extern void exit_client(struct Client *, struct Client *, const char *);
461		extern void check_conf_klines(void);
462	<	extern void init_client(void);
462	>	extern void client_init(void);
463		extern void dead_link_on_write(struct Client *, int);
464		extern void dead_link_on_read(struct Client *, int);
465		extern void exit_aborted_clients(void);

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