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root/svn/ircd-hybrid/trunk/src/client.c

Comparing:
ircd-hybrid-7.2/src/client.c (file contents), Revision 876 by michael, Wed Oct 24 21:51:21 2007 UTC vs.
ircd-hybrid/trunk/src/client.c (file contents), Revision 7797 by michael, Tue Oct 18 17:27:10 2016 UTC

#	Line 1 | Line 1
1		/*
2	<	*  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3	<	*  client.c: Controls clients.
2	>	*  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3		*
4	<	*  Copyright (C) 2002 by the past and present ircd coders, and others.
4	>	*  Copyright (c) 1997-2016 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
#	Line 16 | Line 15
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
18	>	*  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19		*  USA
20	<	*
21	<	*  $Id$
20	>	*/
21	>
22	>	/*! \file client.c
23	>	* \brief Controls clients.
24	>	* \version $Id$
25		*/
26
27		#include "stdinc.h"
28	<	#include "tools.h"
28	>	#include "list.h"
29		#include "client.h"
28	–	#include "channel_mode.h"
29	–	#include "common.h"
30		#include "event.h"
31	–	#include "fdlist.h"
31		#include "hash.h"
32		#include "irc_string.h"
34	–	#include "sprintf_irc.h"
33		#include "ircd.h"
36	–	#include "list.h"
37	–	#include "s_gline.h"
34		#include "numeric.h"
35	<	#include "packet.h"
40	<	#include "s_auth.h"
35	>	#include "auth.h"
36		#include "s_bsd.h"
37	<	#include "s_conf.h"
38	<	#include "s_log.h"
39	<	#include "s_misc.h"
40	<	#include "s_serv.h"
37	>	#include "conf.h"
38	>	#include "conf_gecos.h"
39	>	#include "log.h"
40	>	#include "misc.h"
41	>	#include "server.h"
42		#include "send.h"
43		#include "whowas.h"
44	<	#include "s_user.h"
49	<	#include "dbuf.h"
44	>	#include "user.h"
45		#include "memory.h"
46	+	#include "mempool.h"
47		#include "hostmask.h"
52	–	#include "balloc.h"
48		#include "listener.h"
54	–	#include "irc_res.h"
49		#include "userhost.h"
50		#include "watch.h"
51	+	#include "rng_mt.h"
52	+	#include "parse.h"
53	+	#include "ipcache.h"
54
58	–	dlink_list listing_client_list = { NULL, NULL, 0 };
59	–	/* Pointer to beginning of Client list */
60	–	dlink_list global_client_list = {NULL, NULL, 0};
61	–	/* unknown/client pointer lists */
62	–	dlink_list unknown_list = {NULL, NULL, 0};
63	–	dlink_list local_client_list = {NULL, NULL, 0};
64	–	dlink_list serv_list = {NULL, NULL, 0};
65	–	dlink_list global_serv_list = {NULL, NULL, 0};
66	–	dlink_list oper_list = {NULL, NULL, 0};
67	–
68	–	static EVH check_pings;
55
56	<	static BlockHeap *client_heap  = NULL;
57	<	static BlockHeap *lclient_heap = NULL;
58	<
59	<	static dlink_list dead_list  = { NULL, NULL, 0};
60	<	static dlink_list abort_list = { NULL, NULL, 0};
56	>	dlink_list listing_client_list;
57	>	dlink_list unknown_list;
58	>	dlink_list local_client_list;
59	>	dlink_list local_server_list;
60	>	dlink_list global_client_list;
61	>	dlink_list global_server_list;
62	>	dlink_list oper_list;
63
64	+	static mp_pool_t *client_pool, *connection_pool;
65	+	static dlink_list dead_list, abort_list;
66		static dlink_node *eac_next;  /* next aborted client to exit */
67
78	–	static void check_pings_list(dlink_list *);
79	–	static void check_unknowns_list(void);
80	–	static void ban_them(struct Client *client_p, struct ConfItem *conf);
81	–
82	–
83	–	/* init_client()
84	–	*
85	–	* inputs       - NONE
86	–	* output       - NONE
87	–	* side effects - initialize client free memory
88	–	*/
89	–	void
90	–	init_client(void)
91	–	{
92	–	/* start off the check ping event ..  -- adrian
93	–	* Every 30 seconds is plenty -- db
94	–	*/
95	–	client_heap = BlockHeapCreate("client", sizeof(struct Client), CLIENT_HEAP_SIZE);
96	–	lclient_heap = BlockHeapCreate("local client", sizeof(struct LocalUser), LCLIENT_HEAP_SIZE);
97	–	eventAdd("check_pings", check_pings, NULL, 5);
98	–	}
68
69		/*
70		* make_client - create a new Client struct and set it to initial state.
#	Line 115 | Line 84 | init_client(void)
84		struct Client *
85		make_client(struct Client *from)
86		{
87	<	struct Client *client_p = BlockHeapAlloc(client_heap);
87	>	struct Client *const client_p = mp_pool_get(client_pool);
88
89	<	if (from == NULL)
89	>	if (from)
90	>	client_p->from = from;
91	>	else
92		{
93	<	client_p->from  = client_p; /* 'from' of local client is self! */
94	<	client_p->since = client_p->lasttime = client_p->firsttime = CurrentTime;
93	>	client_p->from = client_p;  /* 'from' of local client is self! */
94	>	client_p->connection = mp_pool_get(connection_pool);
95	>	client_p->connection->since = CurrentTime;
96	>	client_p->connection->lasttime = CurrentTime;
97	>	client_p->connection->firsttime = CurrentTime;
98	>	client_p->connection->registration = REG_INIT;
99
125	–	client_p->localClient = BlockHeapAlloc(lclient_heap);
126	–	client_p->localClient->registration = REG_INIT;
100		/* as good a place as any... */
101	<	dlinkAdd(client_p, make_dlink_node(), &unknown_list);
101	>	dlinkAdd(client_p, &client_p->connection->lclient_node, &unknown_list);
102		}
130	–	else
131	–	client_p->from = from; /* 'from' of local client is self! */
103
104	<	client_p->hnext  = client_p;
105	<	client_p->status = STAT_UNKNOWN;
104	>	client_p->idhnext = client_p;
105	>	client_p->hnext = client_p;
106	>	SetUnknown(client_p);
107		strcpy(client_p->username, "unknown");
108	+	strcpy(client_p->account, "*");
109
110		return client_p;
111		}
#	Line 147 | Line 120 | make_client(struct Client *from)
120		static void
121		free_client(struct Client *client_p)
122		{
150	–	assert(client_p != NULL);
123		assert(client_p != &me);
124		assert(client_p->hnext == client_p);
125	+	assert(client_p->idhnext == client_p);
126		assert(client_p->channel.head == NULL);
127		assert(dlink_list_length(&client_p->channel) == 0);
128	+	assert(dlink_list_length(&client_p->whowas_list) == 0);
129	+	assert(dlink_list_length(&client_p->svstags) == 0);
130
131	<	MyFree(client_p->away);
132	<	MyFree(client_p->serv);
131	>	xfree(client_p->serv);
132	>	xfree(client_p->certfp);
133
134		if (MyConnect(client_p))
135		{
136	<	assert(client_p->localClient->invited.head == NULL);
137	<	assert(dlink_list_length(&client_p->localClient->invited) == 0);
138	<	assert(IsClosing(client_p) && IsDead(client_p));
139	<
165	<	MyFree(client_p->localClient->response);
166	<	MyFree(client_p->localClient->auth_oper);
136	>	assert(client_p->connection->invited.head == NULL);
137	>	assert(dlink_list_length(&client_p->connection->invited) == 0);
138	>	assert(dlink_list_length(&client_p->connection->watches) == 0);
139	>	assert(HasFlag(client_p, FLAGS_CLOSING) && IsDead(client_p));
140
141		/*
142	<	* clean up extra sockets from P-lines which have been discarded.
142	>	* Clean up extra sockets from listen {} blocks which have been discarded.
143		*/
144	<	if (client_p->localClient->listener)
144	>	if (client_p->connection->listener)
145		{
146	<	assert(0 < client_p->localClient->listener->ref_count);
147	<	if (0 == --client_p->localClient->listener->ref_count &&
175	<	!client_p->localClient->listener->active)
176	<	free_listener(client_p->localClient->listener);
146	>	listener_release(client_p->connection->listener);
147	>	client_p->connection->listener = NULL;
148		}
149
150	<	dbuf_clear(&client_p->localClient->buf_recvq);
151	<	dbuf_clear(&client_p->localClient->buf_sendq);
150	>	dbuf_clear(&client_p->connection->buf_recvq);
151	>	dbuf_clear(&client_p->connection->buf_sendq);
152
153	<	BlockHeapFree(lclient_heap, client_p->localClient);
153	>	mp_pool_release(client_p->connection);
154		}
155
156	<	BlockHeapFree(client_heap, client_p);
156	>	mp_pool_release(client_p);
157		}
158
159	<	/*
160	<	* check_pings - go through the local client list and check activity
161	<	* kill off stuff that should die
162	<	*
163	<	* inputs       - NOT USED (from event)
193	<	* output       - next time_t when check_pings() should be called again
194	<	* side effects -
195	<	*
196	<	*
197	<	* A PING can be sent to clients as necessary.
198	<	*
199	<	* Client/Server ping outs are handled.
200	<	*/
159	>	void
160	>	client_attach_svstag(struct Client *client_p, unsigned int numeric,
161	>	const char *umodes, const char *tag)
162	>	{
163	>	const struct user_modes *tab = NULL;
164
165	<	/*
166	<	* Addon from adrian. We used to call this after nextping seconds,
204	<	* however I've changed it to run once a second. This is only for
205	<	* PING timeouts, not K/etc-line checks (thanks dianora!). Having it
206	<	* run once a second makes life a lot easier - when a new client connects
207	<	* and they need a ping in 4 seconds, if nextping was set to 20 seconds
208	<	* we end up waiting 20 seconds. This is stupid. :-)
209	<	* I will optimise (hah!) check_pings() once I've finished working on
210	<	* tidying up other network IO evilnesses.
211	<	*     -- adrian
212	<	*/
165	>	if (numeric >= ERR_LAST_ERR_MSG || *umodes != '+')
166	>	return;
167
168	<	static void
169	<	check_pings(void *notused)
170	<	{
171	<	check_pings_list(&local_client_list);
172	<	check_pings_list(&serv_list);
173	<	check_unknowns_list();
168	>	struct ServicesTag *svstag = xcalloc(sizeof(*svstag));
169	>	svstag->numeric = numeric;
170	>	svstag->tag = xstrdup(tag);
171	>
172	>	for (const char *m = umodes + 1; *m; ++m)
173	>	if ((tab = umode_map[(unsigned char)*m]))
174	>	svstag->umodes |= tab->flag;
175	>
176	>	if (numeric != RPL_WHOISOPERATOR)
177	>	dlinkAddTail(svstag, &svstag->node, &client_p->svstags);
178	>	else
179	>	dlinkAdd(svstag, &svstag->node, &client_p->svstags);
180	>	}
181	>
182	>	void
183	>	client_clear_svstags(struct Client *client_p)
184	>	{
185	>	while (client_p->svstags.head)
186	>	{
187	>	struct ServicesTag *svstag = client_p->svstags.head->data;
188	>
189	>	dlinkDelete(&svstag->node, &client_p->svstags);
190	>	xfree(svstag->tag);
191	>	xfree(svstag);
192	>	}
193		}
194
195		/* check_pings_list()
196		*
197		* inputs       - pointer to list to check
198		* output       - NONE
199	<	* side effects -
199	>	* side effects -
200		*/
201		static void
202		check_pings_list(dlink_list *list)
203		{
204	<	char scratch[32];        /* way too generous but... */
205	<	struct Client *client_p; /* current local client_p being examined */
206	<	int ping, pingwarn;      /* ping time value from client */
234	<	dlink_node *ptr, *next_ptr;
204	>	char buf[32] = "";  /* 32 = sizeof("Ping timeout: 999999999 seconds") */
205	>	unsigned int ping = 0;      /* ping time value from client */
206	>	dlink_node *node = NULL, *node_next = NULL;
207
208	<	DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
208	>	DLINK_FOREACH_SAFE(node, node_next, list->head)
209		{
210	<	client_p = ptr->data;
210	>	struct Client *client_p = node->data;
211
240	–	/*
241	–	** Note: No need to notify opers here. It's
242	–	** already done when "FLAGS_DEADSOCKET" is set.
243	–	*/
212		if (IsDead(client_p))
213	<	{
246	<	/* Ignore it, its been exited already */
247	<	continue;
248	<	}
249	<
250	<	if (client_p->localClient->reject_delay > 0)
251	<	{
252	<	if (client_p->localClient->reject_delay <= CurrentTime)
253	<	exit_client(client_p, &me, "Rejected");
254	<	continue;
255	<	}
256	<
257	<	if (GlobalSetOptions.idletime && IsClient(client_p))
258	<	{
259	<	if (!IsExemptKline(client_p) && !IsOper(client_p) &&
260	<	!IsIdlelined(client_p) &&
261	<	((CurrentTime - client_p->localClient->last) > GlobalSetOptions.idletime))
262	<	{
263	<	struct ConfItem *conf;
264	<	struct AccessItem *aconf;
213	>	continue;  /* Ignore it, its been exited already */
214
215	<	conf = make_conf_item(KLINE_TYPE);
216	<	aconf = (struct AccessItem *)map_to_conf(conf);
268	<
269	<	DupString(aconf->host, client_p->host);
270	<	DupString(aconf->reason, "idle exceeder");
271	<	DupString(aconf->user, client_p->username);
272	<	aconf->hold = CurrentTime + 60;
273	<	add_temp_line(conf);
274	<
275	<	sendto_realops_flags(UMODE_ALL, L_ALL,
276	<	"Idle time limit exceeded for %s - temp k-lining",
277	<	get_client_name(client_p, HIDE_IP));
278	<	exit_client(client_p, &me, aconf->reason);
279	<	continue;
280	<	}
281	<	}
282	<
283	<	if (!IsRegistered(client_p))
284	<	ping = CONNECTTIMEOUT, pingwarn = 0;
215	>	if (IsClient(client_p) || IsServer(client_p))
216	>	ping = get_client_ping(&client_p->connection->confs);
217		else
218	<	ping = get_client_ping(client_p, &pingwarn);
218	>	ping = CONNECTTIMEOUT;
219
220	<	if (ping < CurrentTime - client_p->lasttime)
220	>	if (ping < CurrentTime - client_p->connection->lasttime)
221		{
222	<	if (!IsPingSent(client_p))
222	>	if (!HasFlag(client_p, FLAGS_PINGSENT))
223		{
224	<	/*
225	<	* if we havent PINGed the connection and we havent
226	<	* heard from it in a while, PING it to make sure
227	<	* it is still alive.
228	<	*/
229	<	SetPingSent(client_p);
230	<	ClearPingWarning(client_p);
231	<	client_p->lasttime = CurrentTime - ping;
300	<	sendto_one(client_p, "PING :%s", ID_or_name(&me, client_p));
224	>	/*
225	>	* If we haven't PINGed the connection and we haven't
226	>	* heard from it in a while, PING it to make sure
227	>	* it is still alive.
228	>	*/
229	>	AddFlag(client_p, FLAGS_PINGSENT);
230	>	client_p->connection->lasttime = CurrentTime - ping;
231	>	sendto_one(client_p, "PING :%s", ID_or_name(&me, client_p));
232		}
233		else
234		{
235	<	if (CurrentTime - client_p->lasttime >= 2 * ping)
235	>	if (CurrentTime - client_p->connection->lasttime >= 2 * ping)
236		{
237		/*
238		* If the client/server hasn't talked to us in 2*ping seconds
239		* and it has a ping time, then close its connection.
240		*/
241		if (IsServer(client_p) || IsHandshake(client_p))
242	<	{
243	<	sendto_realops_flags(UMODE_ALL, L_ADMIN,
244	<	"No response from %s, closing link",
245	<	get_client_name(client_p, HIDE_IP));
246	<	sendto_realops_flags(UMODE_ALL, L_OPER,
247	<	"No response from %s, closing link",
248	<	get_client_name(client_p, MASK_IP));
249	<	ilog(L_NOTICE, "No response from %s, closing link",
250	<	get_client_name(client_p, HIDE_IP));
251	<	}
252	<
253	<	ircsprintf(scratch, "Ping timeout: %d seconds",
254	<	(int)(CurrentTime - client_p->lasttime));
255	<	exit_client(client_p, &me, scratch);
325	<	}
326	<	else if (!IsPingWarning(client_p) && pingwarn > 0 &&
327	<	(IsServer(client_p) || IsHandshake(client_p)) &&
328	<	CurrentTime - client_p->lasttime >= ping + pingwarn)
329	<	{
330	<	/*
331	<	* If the server hasn't replied in pingwarn seconds after sending
332	<	* the PING, notify the opers so that they are aware of the problem.
333	<	*/
334	<	SetPingWarning(client_p);
335	<	sendto_realops_flags(UMODE_ALL, L_ADMIN,
336	<	"Warning, no response from %s in %d seconds",
337	<	get_client_name(client_p, HIDE_IP), pingwarn);
338	<	sendto_realops_flags(UMODE_ALL, L_OPER,
339	<	"Warning, no response from %s in %d seconds",
340	<	get_client_name(client_p, MASK_IP), pingwarn);
341	<	ilog(L_NOTICE, "No response from %s in %d seconds",
342	<	get_client_name(client_p, HIDE_IP), pingwarn);
242	>	{
243	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
244	>	"No response from %s, closing link",
245	>	get_client_name(client_p, SHOW_IP));
246	>	sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE,
247	>	"No response from %s, closing link",
248	>	get_client_name(client_p, MASK_IP));
249	>	ilog(LOG_TYPE_IRCD, "No response from %s, closing link",
250	>	get_client_name(client_p, SHOW_IP));
251	>	}
252	>
253	>	snprintf(buf, sizeof(buf), "Ping timeout: %ji seconds",
254	>	(CurrentTime - client_p->connection->lasttime));
255	>	exit_client(client_p, buf);
256		}
257		}
258		}
#	Line 355 | Line 268 | check_pings_list(dlink_list *list)
268		static void
269		check_unknowns_list(void)
270		{
271	<	dlink_node *ptr, *next_ptr;
271	>	dlink_node *node = NULL, *node_next = NULL;
272
273	<	DLINK_FOREACH_SAFE(ptr, next_ptr, unknown_list.head)
273	>	DLINK_FOREACH_SAFE(node, node_next, unknown_list.head)
274		{
275	<	struct Client *client_p = ptr->data;
363	<
364	<	if (client_p->localClient->reject_delay > 0)
365	<	{
366	<	if (client_p->localClient->reject_delay <= CurrentTime)
367	<	exit_client(client_p, &me, "Rejected");
368	<	continue;
369	<	}
275	>	struct Client *client_p = node->data;
276
277		/*
278		* Check UNKNOWN connections - if they have been in this state
279		* for > 30s, close them.
280		*/
281	<	if (IsAuthFinished(client_p) && (CurrentTime - client_p->firsttime) > 30)
282	<	exit_client(client_p, &me, "Registration timed out");
281	>	if (HasFlag(client_p, FLAGS_FINISHED_AUTH) && (CurrentTime - client_p->connection->firsttime) > 30)
282	>	exit_client(client_p, "Registration timed out");
283		}
284		}
285
286	+	/*
287	+	* check_pings - go through the local client list and check activity
288	+	* kill off stuff that should die
289	+	*
290	+	* inputs       - NOT USED (from event)
291	+	* side effects -
292	+	*
293	+	*
294	+	* A PING can be sent to clients as necessary.
295	+	*
296	+	* Client/Server ping outs are handled.
297	+	*/
298	+
299	+	/*
300	+	* Addon from adrian. We used to call this after nextping seconds,
301	+	* however I've changed it to run once a second. This is only for
302	+	* PING timeouts, not K/etc-line checks (thanks dianora!). Having it
303	+	* run once a second makes life a lot easier - when a new client connects
304	+	* and they need a ping in 4 seconds, if nextping was set to 20 seconds
305	+	* we end up waiting 20 seconds. This is stupid. :-)
306	+	* I will optimise (hah!) check_pings() once I've finished working on
307	+	* tidying up other network IO evilnesses.
308	+	*     -- adrian
309	+	*/
310	+
311	+	static void
312	+	check_pings(void *unused)
313	+	{
314	+	check_pings_list(&local_client_list);
315	+	check_pings_list(&local_server_list);
316	+	check_unknowns_list();
317	+	}
318	+
319		/* check_conf_klines()
320		*
321		* inputs       - NONE
#	Line 384 | Line 323 | check_unknowns_list(void)
323		* side effects - Check all connections for a pending kline against the
324		*                client, exit the client if a kline matches.
325		*/
326	<	void
326	>	void
327		check_conf_klines(void)
328	<	{
329	<	struct Client *client_p = NULL;       /* current local client_p being examined */
330	<	struct AccessItem *aconf = NULL;
392	<	struct ConfItem *conf = NULL;
393	<	dlink_node *ptr, *next_ptr;
328	>	{
329	>	dlink_node *node = NULL, *node_next = NULL;
330	>	const void *ptr;
331
332	<	DLINK_FOREACH_SAFE(ptr, next_ptr, local_client_list.head)
332	>	DLINK_FOREACH_SAFE(node, node_next, local_client_list.head)
333		{
334	<	client_p = ptr->data;
334	>	struct Client *client_p = node->data;
335
336	<	/* If a client is already being exited
337	<	*/
401	<	if (IsDead(client_p) || !IsClient(client_p))
336	>	/* If a client is already being exited */
337	>	if (IsDead(client_p))
338		continue;
339
340	<	/* if there is a returned struct ConfItem then kill it */
341	<	if ((aconf = find_dline_conf(&client_p->localClient->ip,
406	<	client_p->localClient->aftype)) != NULL)
340	>	if ((ptr = find_conf_by_address(NULL, &client_p->connection->ip, CONF_DLINE,
341	>	client_p->connection->aftype, NULL, NULL, 1)))
342		{
343	<	if (aconf->status & CONF_EXEMPTDLINE)
344	<	continue;
345	<
411	<	conf = unmap_conf_item(aconf);
412	<	ban_them(client_p, conf);
413	<	continue; /* and go examine next fd/client_p */
343	>	const struct MaskItem *conf = ptr;
344	>	conf_try_ban(client_p, CLIENT_BAN_DLINE, conf->reason);
345	>	continue;  /* and go examine next Client */
346		}
347
348	<	if (ConfigFileEntry.glines && (aconf = find_gline(client_p)))
349	<	{
350	<	if (IsExemptKline(client_p) ||
419	<	IsExemptGline(client_p))
420	<	{
421	<	sendto_realops_flags(UMODE_ALL, L_ALL,
422	<	"GLINE over-ruled for %s, client is %sline_exempt",
423	<	get_client_name(client_p, HIDE_IP), IsExemptKline(client_p) ? "k" : "g");
424	<	continue;
425	<	}
426	<
427	<	conf = unmap_conf_item(aconf);
428	<	ban_them(client_p, conf);
429	<	/* and go examine next fd/client_p */
430	<	continue;
431	<	}
432	<
433	<	if ((aconf = find_kill(client_p)) != NULL)
348	>	if ((ptr = find_conf_by_address(client_p->host, &client_p->connection->ip,
349	>	CONF_KLINE, client_p->connection->aftype,
350	>	client_p->username, NULL, 1)))
351		{
352	<
353	<	/* if there is a returned struct AccessItem.. then kill it */
354	<	if (IsExemptKline(client_p))
438	<	{
439	<	sendto_realops_flags(UMODE_ALL, L_ALL,
440	<	"KLINE over-ruled for %s, client is kline_exempt",
441	<	get_client_name(client_p, HIDE_IP));
442	<	continue;
443	<	}
444	<
445	<	conf = unmap_conf_item(aconf);
446	<	ban_them(client_p, conf);
447	<	continue;
352	>	const struct MaskItem *conf = ptr;
353	>	conf_try_ban(client_p, CLIENT_BAN_KLINE, conf->reason);
354	>	continue;  /* and go examine next Client */
355		}
356
357	<	/* if there is a returned struct MatchItem then kill it */
451	<	if ((conf = find_matching_name_conf(XLINE_TYPE,  client_p->info,
452	<	NULL, NULL, 0)) != NULL ||
453	<	(conf = find_matching_name_conf(RXLINE_TYPE, client_p->info,
454	<	NULL, NULL, 0)) != NULL)
357	>	if ((ptr = gecos_find(client_p->info, match)))
358		{
359	<	ban_them(client_p, conf);
360	<	continue;
359	>	const struct GecosItem *conf = ptr;
360	>	conf_try_ban(client_p, CLIENT_BAN_XLINE, conf->reason);
361	>	continue;  /* and go examine next Client */
362		}
363		}
364
365	<	/* also check the unknowns list for new dlines */
366	<	DLINK_FOREACH_SAFE(ptr, next_ptr, unknown_list.head)
365	>	/* Also check the unknowns list for new dlines */
366	>	DLINK_FOREACH_SAFE(node, node_next, unknown_list.head)
367		{
368	<	client_p = ptr->data;
368	>	struct Client *client_p = node->data;
369
370	<	if ((aconf = find_dline_conf(&client_p->localClient->ip,
371	<	client_p->localClient->aftype)))
370	>	if ((ptr = find_conf_by_address(NULL, &client_p->connection->ip, CONF_DLINE,
371	>	client_p->connection->aftype, NULL, NULL, 1)))
372		{
373	<	if (aconf->status & CONF_EXEMPTDLINE)
374	<	continue;
375	<
472	<	exit_client(client_p, &me, "D-lined");
373	>	const struct MaskItem *conf = ptr;
374	>	conf_try_ban(client_p, CLIENT_BAN_DLINE, conf->reason);
375	>	continue;  /* and go examine next Client */
376		}
377		}
378		}
379
380		/*
381	<	* ban_them
381	>	* conf_try_ban
382		*
383		* inputs       - pointer to client to ban
384	<	*              - pointer to ConfItem
384	>	*              - pointer to MaskItem
385		* output       - NONE
386		* side effects - given client_p is banned
387		*/
388	<	static void
389	<	ban_them(struct Client *client_p, struct ConfItem *conf)
388	>	void
389	>	conf_try_ban(struct Client *client_p, int type, const char *reason)
390		{
391	<	const char *user_reason = NULL;       /* What is sent to user */
392	<	const char *channel_reason = NULL;    /* What is sent to channel */
393	<	struct AccessItem *aconf = NULL;
394	<	struct MatchItem *xconf = NULL;
395	<	const char *type_string = NULL;
396	<	const char dline_string[] = "D-line";
397	<	const char kline_string[] = "K-line";
398	<	const char gline_string[] = "G-line";
399	<	const char xline_string[] = "X-line";
400	<
401	<	switch (conf->type)
402	<	{
403	<	case RKLINE_TYPE:
404	<	case KLINE_TYPE:
502	<	type_string = kline_string;
503	<	aconf = map_to_conf(conf);
504	<	break;
505	<	case DLINE_TYPE:
506	<	type_string = dline_string;
507	<	aconf = map_to_conf(conf);
391	>	char ban_type = '?';
392	>
393	>	switch (type)
394	>	{
395	>	case CLIENT_BAN_KLINE:
396	>	if (HasFlag(client_p, FLAGS_EXEMPTKLINE))
397	>	{
398	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
399	>	"KLINE over-ruled for %s, client is kline_exempt",
400	>	get_client_name(client_p, HIDE_IP));
401	>	return;
402	>	}
403	>
404	>	ban_type = 'K';
405		break;
406	<	case GLINE_TYPE:
407	<	type_string = gline_string;
408	<	aconf = map_to_conf(conf);
406	>	case CLIENT_BAN_DLINE:
407	>	if (find_conf_by_address(NULL, &client_p->connection->ip, CONF_EXEMPT,
408	>	client_p->connection->aftype, NULL, NULL, 1))
409	>	return;
410	>	ban_type = 'D';
411		break;
412	<	case RXLINE_TYPE:
413	<	case XLINE_TYPE:
414	<	type_string = xline_string;
415	<	xconf = map_to_conf(conf);
416	<	++xconf->count;
412	>	case CLIENT_BAN_XLINE:
413	>	if (HasFlag(client_p, FLAGS_EXEMPTXLINE))
414	>	{
415	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
416	>	"XLINE over-ruled for %s, client is xline_exempt",
417	>	get_client_name(client_p, HIDE_IP));
418	>	return;
419	>	}
420	>
421	>	ban_type = 'X';
422		break;
423		default:
424		assert(0);
425		break;
426		}
427
428	<	if (ConfigFileEntry.kline_with_reason)
429	<	{
526	<	if (aconf != NULL)
527	<	user_reason = aconf->reason ? aconf->reason : type_string;
528	<	if (xconf != NULL)
529	<	user_reason = xconf->reason ? xconf->reason : type_string;
530	<	}
531	<	else
532	<	user_reason = type_string;
533	<
534	<	if (ConfigFileEntry.kline_reason != NULL)
535	<	channel_reason = ConfigFileEntry.kline_reason;
536	<	else
537	<	channel_reason = user_reason;
538	<
539	<	sendto_realops_flags(UMODE_ALL, L_ALL, "%s active for %s",
540	<	type_string, get_client_name(client_p, HIDE_IP));
428	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, "%c-line active for %s",
429	>	ban_type, get_client_name(client_p, HIDE_IP));
430
431		if (IsClient(client_p))
432	<	sendto_one(client_p, form_str(ERR_YOUREBANNEDCREEP),
544	<	me.name, client_p->name, user_reason);
432	>	sendto_one_numeric(client_p, &me, ERR_YOUREBANNEDCREEP, reason);
433
434	<	exit_client(client_p, &me, channel_reason);
434	>	exit_client(client_p, reason);
435		}
436
437		/* update_client_exit_stats()
438		*
439		* input        - pointer to client
440		* output       - NONE
441	<	* side effects -
441	>	* side effects -
442		*/
443		static void
444		update_client_exit_stats(struct Client *client_p)
445		{
446	<	if (IsServer(client_p))
559	<	{
560	<	sendto_realops_flags(UMODE_EXTERNAL, L_ALL,
561	<	"Server %s split from %s",
562	<	client_p->name, client_p->servptr->name);
563	<	}
564	<	else if (IsClient(client_p))
446	>	if (IsClient(client_p))
447		{
448	+	assert(Count.total > 0);
449	+
450		--Count.total;
451	<	if (IsOper(client_p))
451	>	if (HasUMode(client_p, UMODE_OPER))
452		--Count.oper;
453	<	if (IsInvisible(client_p))
453	>	if (HasUMode(client_p, UMODE_INVISIBLE))
454		--Count.invisi;
455		}
456	<
457	<	if (splitchecking && !splitmode)
458	<	check_splitmode(NULL);
456	>	else if (IsServer(client_p))
457	>	sendto_realops_flags(UMODE_EXTERNAL, L_ALL, SEND_NOTICE,
458	>	"Server %s split from %s",
459	>	client_p->name, client_p->servptr->name);
460		}
461
462		/* find_person()
#	Line 580 | Line 465 | update_client_exit_stats(struct Client *
465		* output       - return client pointer
466		* side effects - find person by (nick)name
467		*/
583	–	/* XXX - ugly wrapper */
468		struct Client *
469	<	find_person(const struct Client *client_p, const char *name)
469	>	find_person(const struct Client *source_p, const char *name)
470		{
471	<	struct Client *c2ptr;
471	>	struct Client *target_p = NULL;
472
473		if (IsDigit(*name))
474		{
475	<	if ((c2ptr = hash_find_id(name)) != NULL)
476	<	{
593	<	/* invisible users shall not be found by UID guessing */
594	<	if (IsInvisible(c2ptr) && !IsServer(client_p))
595	<	c2ptr = NULL;
596	<	}
475	>	if (IsServer(source_p->from))
476	>	target_p = hash_find_id(name);
477		}
478		else
479	<	c2ptr = find_client(name);
479	>	target_p = hash_find_client(name);
480
481	<	return ((c2ptr != NULL && IsClient(c2ptr)) ? c2ptr : NULL);
481	>	return (target_p && IsClient(target_p)) ? target_p : NULL;
482		}
483
484		/*
485	<	* find_chasing - find the client structure for a nick name (user)
486	<	*      using history mechanism if necessary. If the client is not found,
487	<	*      an error message (NO SUCH NICK) is generated. If the client was found
608	<	*      through the history, chasing will be 1 and otherwise 0.
485	>	* find_chasing - find the client structure for a nick name (name)
486	>	*      using history mechanism if necessary. If the client is not found,
487	>	*      an error message (NO SUCH NICK) is generated.
488		*/
489		struct Client *
490	<	find_chasing(struct Client *client_p, struct Client *source_p, const char *user, int *chasing)
490	>	find_chasing(struct Client *source_p, const char *name)
491		{
492	<	struct Client *who = find_person(client_p, user);
492	>	struct Client *target_p = find_person(source_p, name);
493
494	<	if (chasing)
495	<	*chasing = 0;
494	>	if (target_p)
495	>	return target_p;
496
497	<	if (who)
498	<	return(who);
620	<
621	<	if (IsDigit(*user))
622	<	return(NULL);
623	<
624	<	if ((who = get_history(user,
625	<	(time_t)ConfigFileEntry.kill_chase_time_limit))
626	<	== NULL)
627	<	{
628	<	sendto_one(source_p, form_str(ERR_NOSUCHNICK),
629	<	me.name, source_p->name, user);
630	<	return(NULL);
631	<	}
497	>	if (IsDigit(*name))
498	>	return NULL;
499
500	<	if (chasing)
501	<	*chasing = 1;
500	>	target_p = whowas_get_history(name, ConfigGeneral.kill_chase_time_limit);
501	>	if (!target_p)
502	>	sendto_one_numeric(source_p, &me, ERR_NOSUCHNICK, name);
503
504	<	return(who);
504	>	return target_p;
505		}
506
507		/*
#	Line 645 | Line 513 | find_chasing(struct Client *client_p, st
513		*        But, this can be used to any client structure.
514		*
515		* NOTE 1:
516	<	*        Watch out the allocation of "nbuf", if either source_p->name
516	>	*        Watch out the allocation of "buf", if either source_p->name
517		*        or source_p->sockhost gets changed into pointers instead of
518		*        directly allocated within the structure...
519		*
520		* NOTE 2:
521		*        Function return either a pointer to the structure (source_p) or
522	<	*        to internal buffer (nbuf). *NEVER* use the returned pointer
522	>	*        to internal buffer (buf). *NEVER* use the returned pointer
523		*        to modify what it points!!!
524		*/
525		const char *
526	<	get_client_name(struct Client *client, int showip)
526	>	get_client_name(const struct Client *client_p, enum addr_mask_type type)
527		{
528	<	static char nbuf[HOSTLEN * 2 + USERLEN + 5];
661	<
662	<	assert(client != NULL);
528	>	static char buf[HOSTLEN * 2 + USERLEN + 4];  /* +4 for [,@,],\0 */
529
530	<	if (irccmp(client->name, client->host) == 0)
531	<	return(client->name);
530	>	if (!MyConnect(client_p))
531	>	return client_p->name;
532
533	<	if (ConfigServerHide.hide_server_ips)
534	<	if (IsServer(client) || IsConnecting(client) || IsHandshake(client))
535	<	showip = MASK_IP;
536	<
537	<	if (ConfigFileEntry.hide_spoof_ips)
538	<	if (showip == SHOW_IP && IsIPSpoof(client))
539	<	showip = MASK_IP;
533	>	if (IsServer(client_p) || IsConnecting(client_p) || IsHandshake(client_p))
534	>	{
535	>	if (!irccmp(client_p->name, client_p->host))
536	>	return client_p->name;
537	>	else if (ConfigServerHide.hide_server_ips)
538	>	type = MASK_IP;
539	>	}
540
541		/* And finally, let's get the host information, ip or name */
542	<	switch (showip)
542	>	switch (type)
543		{
544		case SHOW_IP:
545	<	if (MyConnect(client))
546	<	{
547	<	ircsprintf(nbuf, "%s[%s@%s]", client->name, client->username,
548	<	client->sockhost);
683	<	break;
684	<	}
545	>	snprintf(buf, sizeof(buf), "%s[%s@%s]",
546	>	client_p->name,
547	>	client_p->username, client_p->sockhost);
548	>	break;
549		case MASK_IP:
550	<	ircsprintf(nbuf, "%s[%s@255.255.255.255]", client->name,
551	<	client->username);
550	>	if (client_p->connection->aftype == AF_INET)
551	>	snprintf(buf, sizeof(buf), "%s[%s@255.255.255.255]",
552	>	client_p->name, client_p->username);
553	>	else
554	>	snprintf(buf, sizeof(buf), "%s[%s@ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff]",
555	>	client_p->name, client_p->username);
556		break;
557	<	default:
558	<	ircsprintf(nbuf, "%s[%s@%s]", client->name, client->username,
559	<	client->host);
557	>	default:  /* HIDE_IP */
558	>	snprintf(buf, sizeof(buf), "%s[%s@%s]",
559	>	client_p->name,
560	>	client_p->username, client_p->host);
561		}
562
563	<	return(nbuf);
563	>	return buf;
564		}
565
566		void
567		free_exited_clients(void)
568		{
569	<	dlink_node *ptr, *next;
701	<	struct Client *target_p;
702	<
703	<	DLINK_FOREACH_SAFE(ptr, next, dead_list.head)
704	<	{
705	<	target_p = ptr->data;
706	<
707	<	if (ptr->data == NULL)
708	<	{
709	<	sendto_realops_flags(UMODE_ALL, L_ALL,
710	<	"Warning: null client on dead_list!");
711	<	dlinkDelete(ptr, &dead_list);
712	<	free_dlink_node(ptr);
713	<	continue;
714	<	}
569	>	dlink_node *node = NULL, *node_next = NULL;
570
571	<	free_client(target_p);
572	<	dlinkDelete(ptr, &dead_list);
573	<	free_dlink_node(ptr);
571	>	DLINK_FOREACH_SAFE(node, node_next, dead_list.head)
572	>	{
573	>	free_client(node->data);
574	>	dlinkDelete(node, &dead_list);
575	>	free_dlink_node(node);
576		}
577		}
578
#	Line 726 | Line 583 | free_exited_clients(void)
583		* The only messages generated are QUITs on channels.
584		*/
585		static void
586	<	exit_one_client(struct Client *source_p, const char *quitmsg)
586	>	exit_one_client(struct Client *source_p, const char *comment)
587		{
588	<	dlink_node *lp = NULL, *next_lp = NULL;
588	>	dlink_node *node = NULL, *node_next = NULL;
589
590		assert(!IsMe(source_p));
591	+	assert(source_p != &me);
592
593	<	if (IsServer(source_p))
593	>	if (IsClient(source_p))
594		{
595	<	dlinkDelete(&source_p->lnode, &source_p->servptr->serv->servers);
595	>	dlinkDelete(&source_p->lnode, &source_p->servptr->serv->client_list);
596	>	dlinkDelete(&source_p->node, &global_client_list);
597
598	<	if ((lp = dlinkFindDelete(&global_serv_list, source_p)) != NULL)
599	<	free_dlink_node(lp);
598	>	/*
599	>	* If a person is on a channel, send a QUIT notice
600	>	* to every client (person) on the same channel (so
601	>	* that the client can show the "**signoff" message).
602	>	* (Note: The notice is to the local clients *only*)
603	>	*/
604	>	sendto_common_channels_local(source_p, 0, 0, 0, ":%s!%s@%s QUIT :%s",
605	>	source_p->name, source_p->username,
606	>	source_p->host, comment);
607
608	<	if (!MyConnect(source_p))
609	<	{
744	<	source_p->from->serv->dep_servers--;
745	<	assert(source_p->from->serv->dep_servers > 0);
746	<	}
747	<	}
748	<	else if (IsClient(source_p))
749	<	{
750	<	if (source_p->servptr->serv != NULL)
751	<	dlinkDelete(&source_p->lnode, &source_p->servptr->serv->users);
608	>	DLINK_FOREACH_SAFE(node, node_next, source_p->channel.head)
609	>	remove_user_from_channel(node->data);
610
611	<	/* If a person is on a channel, send a QUIT notice
612	<	** to every client (person) on the same channel (so
613	<	** that the client can show the "**signoff" message).
614	<	** (Note: The notice is to the local clients *only*)
757	<	*/
758	<	sendto_common_channels_local(source_p, 0, ":%s!%s@%s QUIT :%s",
759	<	source_p->name, source_p->username,
760	<	source_p->host, quitmsg);
761	<	DLINK_FOREACH_SAFE(lp, next_lp, source_p->channel.head)
762	<	remove_user_from_channel(lp->data);
763	<
764	<	/* Clean up allow lists */
765	<	del_all_accepts(source_p);
766	<	add_history(source_p, 0);
767	<	off_history(source_p);
611	>	client_clear_svstags(source_p);
612	>
613	>	whowas_add_history(source_p, 0);
614	>	whowas_off_history(source_p);
615
616		watch_check_hash(source_p, RPL_LOGOFF);
617
618	<	if (!MyConnect(source_p))
618	>	if (MyConnect(source_p))
619		{
620	<	source_p->from->serv->dep_users--;
621	<	assert(source_p->from->serv->dep_users >= 0);
775	<	}
776	<	else
777	<	{
778	<	/* Clean up invitefield */
779	<	DLINK_FOREACH_SAFE(lp, next_lp, source_p->localClient->invited.head)
780	<	del_invite(lp->data, source_p);
620	>	clear_invite_list(&source_p->connection->invited);
621	>	del_all_accepts(source_p);
622		}
623		}
624	+	else if (IsServer(source_p))
625	+	{
626	+	dlinkDelete(&source_p->lnode, &source_p->servptr->serv->server_list);
627	+	dlinkDelete(&source_p->node, &global_client_list);
628	+
629	+	if ((node = dlinkFindDelete(&global_server_list, source_p)))
630	+	free_dlink_node(node);
631	+	}
632
633		/* Remove source_p from the client lists */
634	<	if (HasID(source_p))
634	>	if (source_p->id[0])
635		hash_del_id(source_p);
636	+
637		if (source_p->name[0])
638		hash_del_client(source_p);
639
640	<	if (IsUserHostIp(source_p))
641	<	delete_user_host(source_p->username, source_p->host, !MyConnect(source_p));
792	<
793	<	/* remove from global client list
794	<	* NOTE: source_p->node.next cannot be NULL if the client is added
795	<	*       to global_client_list (there is always &me at its end)
796	<	*/
797	<	if (source_p != NULL && source_p->node.next != NULL)
798	<	dlinkDelete(&source_p->node, &global_client_list);
640	>	if (HasFlag(source_p, FLAGS_USERHOST))
641	>	userhost_del(source_p->sockhost, !MyConnect(source_p));
642
643		update_client_exit_stats(source_p);
644
#	Line 807 | Line 650 | exit_one_client(struct Client *source_p,
650		dlinkAdd(source_p, make_dlink_node(), &dead_list);
651		}
652
653	<	/* Recursively send QUITs and SQUITs for source_p and all its dependent clients
811	<	* and servers to those servers that need them.  A server needs the client
812	<	* QUITs if it can't figure them out from the SQUIT (ie pre-TS4) or if it
813	<	* isn't getting the SQUIT because of @#(*&@)# hostmasking.  With TS4, once
814	<	* a link gets a SQUIT, it doesn't need any QUIT/SQUITs for clients depending
815	<	* on that one -orabidoo
816	<	*
817	<	* This is now called on each local server -adx
818	<	*/
819	<	static void
820	<	recurse_send_quits(struct Client *original_source_p, struct Client *source_p,
821	<	struct Client *from, struct Client *to, const char *comment,
822	<	const char *splitstr, const char *myname)
823	<	{
824	<	dlink_node *ptr, *next;
825	<	struct Client *target_p;
826	<	int hidden = match(myname, source_p->name);
827	<
828	<	assert(to != source_p);  /* should be already removed from serv_list */
829	<
830	<	/* If this server can handle quit storm (QS) removal
831	<	* of dependents, just send the SQUIT
832	<	*
833	<	* Always check *all* dependent servers if some of them are
834	<	* hidden behind fakename. If so, send out the QUITs -adx
835	<	*/
836	<	if (hidden || !IsCapable(to, CAP_QS))
837	<	DLINK_FOREACH_SAFE(ptr, next, source_p->serv->users.head)
838	<	{
839	<	target_p = ptr->data;
840	<	sendto_one(to, ":%s QUIT :%s", target_p->name, splitstr);
841	<	}
842	<
843	<	DLINK_FOREACH_SAFE(ptr, next, source_p->serv->servers.head)
844	<	recurse_send_quits(original_source_p, ptr->data, from, to,
845	<	comment, splitstr, myname);
846	<
847	<	if (!hidden && ((source_p == original_source_p && to != from) ||
848	<	!IsCapable(to, CAP_QS)))
849	<	{
850	<	/* don't use a prefix here - we have to be 100% sure the message
851	<	* will be accepted without Unknown prefix etc.. */
852	<	sendto_one(to, "SQUIT %s :%s", ID_or_name(source_p, to), comment);
853	<	}
854	<	}
855	<
856	<	/*
653	>	/*
654		* Remove all clients that depend on source_p; assumes all (S)QUITs have
655	<	* already been sent.  we make sure to exit a server's dependent clients
656	<	* and servers before the server itself; exit_one_client takes care of
655	>	* already been sent.  we make sure to exit a server's dependent clients
656	>	* and servers before the server itself; exit_one_client takes care of
657		* actually removing things off llists.   tweaked from +CSr31  -orabidoo
658		*/
659		static void
660	<	recurse_remove_clients(struct Client *source_p, const char *quitmsg)
660	>	recurse_remove_clients(struct Client *source_p, const char *comment)
661		{
662	<	dlink_node *ptr, *next;
866	<
867	<	DLINK_FOREACH_SAFE(ptr, next, source_p->serv->users.head)
868	<	exit_one_client(ptr->data, quitmsg);
869	<
870	<	DLINK_FOREACH_SAFE(ptr, next, source_p->serv->servers.head)
871	<	{
872	<	recurse_remove_clients(ptr->data, quitmsg);
873	<	exit_one_client(ptr->data, quitmsg);
874	<	}
662	>	dlink_node *node = NULL, *node_next = NULL;
663
664	<	assert(source_p->serv->dep_servers == 1);
665	<	assert(source_p->serv->dep_users == 0);
878	<	}
664	>	DLINK_FOREACH_SAFE(node, node_next, source_p->serv->client_list.head)
665	>	exit_one_client(node->data, comment);
666
667	<	/*
881	<	** Remove *everything* that depends on source_p, from all lists, and sending
882	<	** all necessary QUITs and SQUITs.  source_p itself is still on the lists,
883	<	** and its SQUITs have been sent except for the upstream one  -orabidoo
884	<	*/
885	<	static void
886	<	remove_dependents(struct Client *source_p, struct Client *from,
887	<	const char *comment, const char *splitstr)
888	<	{
889	<	struct Client *to;
890	<	struct ConfItem *conf;
891	<	static char myname[HOSTLEN+1];
892	<	dlink_node *ptr;
893	<
894	<	DLINK_FOREACH(ptr, serv_list.head)
667	>	DLINK_FOREACH_SAFE(node, node_next, source_p->serv->server_list.head)
668		{
669	<	to = ptr->data;
670	<
898	<	if ((conf = to->serv->sconf) != NULL)
899	<	strlcpy(myname, my_name_for_link(conf), sizeof(myname));
900	<	else
901	<	strlcpy(myname, me.name, sizeof(myname));
902	<	recurse_send_quits(source_p, source_p, from, to,
903	<	comment, splitstr, myname);
669	>	recurse_remove_clients(node->data, comment);
670	>	exit_one_client(node->data, comment);
671		}
905	–
906	–	recurse_remove_clients(source_p, splitstr);
672		}
673
674		/*
#	Line 911 | Line 676 | remove_dependents(struct Client *source_
676		* this on any struct Client, regardless of its state.
677		*
678		* Note, you shouldn't exit remote _users_ without first doing
679	<	* SetKilled and propagating a kill or similar message. However,
680	<	* it is perfectly correct to call exit_client to force a _server_
679	>	* AddFlag(x, FLAGS_KILLED) and propagating a kill or similar message.
680	>	*
681	>	* However, it is perfectly correct to call exit_client to force a _server_
682		* quit (either local or remote one).
683		*
684	+	*
685		* inputs:       - a client pointer that is going to be exited
919	–	*               - for servers, the second argument is a pointer to who
920	–	*                 is firing the server. This side won't get any generated
921	–	*                 messages. NEVER NULL!
686		* output:       none
687		* side effects: the client is delinked from all lists, disconnected,
688		*               and the rest of IRC network is notified of the exit.
689		*               Client memory is scheduled to be freed
690		*/
691		void
692	<	exit_client(struct Client *source_p, struct Client *from, const char *comment)
692	>	exit_client(struct Client *source_p, const char *comment)
693		{
694	<	dlink_node *m;
694	>	dlink_node *node = NULL;
695	>
696	>	assert(!IsMe(source_p));
697	>	assert(source_p != &me);
698
699		if (MyConnect(source_p))
700		{
701		/* DO NOT REMOVE. exit_client can be called twice after a failed
702		* read/write.
703		*/
704	<	if (IsClosing(source_p))
704	>	if (HasFlag(source_p, FLAGS_CLOSING))
705		return;
706
707	<	SetClosing(source_p);
941	<
942	<	if (IsIpHash(source_p))
943	<	remove_one_ip(&source_p->localClient->ip);
944	<
945	<	delete_auth(source_p);
707	>	AddFlag(source_p, FLAGS_CLOSING);
708
709	<	/* This source_p could have status of one of STAT_UNKNOWN, STAT_CONNECTING
948	<	* STAT_HANDSHAKE or STAT_UNKNOWN
949	<	* all of which are lumped together into unknown_list
950	<	*
951	<	* In all above cases IsRegistered() will not be true.
952	<	*/
953	<	if (!IsRegistered(source_p))
709	>	if (HasFlag(source_p, FLAGS_IPHASH))
710		{
711	<	if ((m = dlinkFindDelete(&unknown_list, source_p)) != NULL)
712	<	free_dlink_node(m);
711	>	DelFlag(source_p, FLAGS_IPHASH);
712	>	ipcache_remove_address(&source_p->connection->ip);
713		}
714	<	else if (IsClient(source_p))
714	>
715	>	delete_auth(&source_p->connection->auth);
716	>
717	>	if (IsClient(source_p))
718		{
719	<	Count.local--;
719	>	assert(Count.local > 0);
720
721	<	if (IsOper(source_p))
963	<	{
964	<	if ((m = dlinkFindDelete(&oper_list, source_p)) != NULL)
965	<	free_dlink_node(m);
966	<	}
721	>	--Count.local;
722
723	<	dlinkDelete(&source_p->localClient->lclient_node, &local_client_list);
724	<	if (source_p->localClient->list_task != NULL)
725	<	free_list_task(source_p->localClient->list_task, source_p);
723	>	if (HasUMode(source_p, UMODE_OPER))
724	>	if ((node = dlinkFindDelete(&oper_list, source_p)))
725	>	free_dlink_node(node);
726	>
727	>	assert(dlinkFind(&local_client_list, source_p));
728	>	dlinkDelete(&source_p->connection->lclient_node, &local_client_list);
729	>
730	>	if (source_p->connection->list_task)
731	>	free_list_task(source_p);
732
733		watch_del_watch_list(source_p);
973	–	sendto_realops_flags(UMODE_CCONN, L_ALL, "Client exiting: %s (%s@%s) [%s] [%s]",
974	–	source_p->name, source_p->username, source_p->host, comment,
975	–	ConfigFileEntry.hide_spoof_ips && IsIPSpoof(source_p) ?
976	–	"255.255.255.255" : source_p->sockhost);
977	–	sendto_realops_flags(UMODE_CCONN_FULL, L_ALL, "CLIEXIT: %s %s %s %s 0 %s",
978	–	source_p->name,
979	–	source_p->username,
980	–	source_p->host,
981	–
982	–	ConfigFileEntry.hide_spoof_ips && IsIPSpoof(source_p) ?
983	–	"255.255.255.255" : source_p->sockhost,
984	–	comment);
985	–	}
734
735	<	/* As soon as a client is known to be a server of some sort
736	<	* it has to be put on the serv_list, or SJOIN's to this new server
737	<	* from the connect burst will not be seen.
738	<	*/
739	<	if (IsServer(source_p) || IsConnecting(source_p) ||
740	<	IsHandshake(source_p))
735	>	sendto_realops_flags(UMODE_CCONN, L_ALL, SEND_NOTICE,
736	>	"Client exiting: %s (%s@%s) [%s] [%s]",
737	>	source_p->name, source_p->username, source_p->host,
738	>	source_p->sockhost, comment);
739	>
740	>	ilog(LOG_TYPE_USER, "%s (%ju): %s!%s@%s %s %s %ju/%ju :%s",
741	>	date_ctime(source_p->connection->firsttime),
742	>	CurrentTime - source_p->connection->firsttime,
743	>	source_p->name, source_p->username, source_p->host,
744	>	source_p->sockhost, source_p->account,
745	>	source_p->connection->send.bytes >> 10,
746	>	source_p->connection->recv.bytes >> 10, source_p->info);
747	>	}
748	>	else if (IsServer(source_p))
749		{
750	<	if ((m = dlinkFindDelete(&serv_list, source_p)) != NULL)
995	<	{
996	<	free_dlink_node(m);
997	<	unset_chcap_usage_counts(source_p);
998	<	}
750	>	assert(Count.myserver > 0);
751
752	<	if (IsServer(source_p))
1001	<	{
1002	<	Count.myserver--;
1003	<	if (ServerInfo.hub)
1004	<	remove_lazylink_flags(source_p->localClient->serverMask);
1005	<	else
1006	<	uplink = NULL;
1007	<	}
1008	<	}
752	>	--Count.myserver;
753
754	<	log_user_exit(source_p);
754	>	assert(dlinkFind(&local_server_list, source_p));
755	>	dlinkDelete(&source_p->connection->lclient_node, &local_server_list);
756	>	}
757	>	else
758	>	{
759	>	assert(dlinkFind(&unknown_list, source_p));
760	>	dlinkDelete(&source_p->connection->lclient_node, &unknown_list);
761	>	}
762
763		if (!IsDead(source_p))
764		{
765		if (IsServer(source_p))
766		{
767	<	/* for them, we are exiting the network */
768	<	sendto_one(source_p, ":%s SQUIT %s :%s",
769	<	ID_or_name(from, source_p), me.name, comment);
767	>	if (!HasFlag(source_p, FLAGS_SQUIT))
768	>	{
769	>	/* for them, we are exiting the network */
770	>	sendto_one(source_p, ":%s SQUIT %s :%s",
771	>	me.id, me.id, comment);
772	>	}
773		}
774
775		sendto_one(source_p, "ERROR :Closing Link: %s (%s)",
776		source_p->host, comment);
777		}
778
1025	–	/*
1026	–	** Currently only server connections can have
1027	–	** depending remote clients here, but it does no
1028	–	** harm to check for all local clients. In
1029	–	** future some other clients than servers might
1030	–	** have remotes too...
1031	–	**
1032	–	** Close the Client connection first and mark it
1033	–	** so that no messages are attempted to send to it.
1034	–	** Remember it makes source_p->from == NULL.
1035	–	*/
779		close_connection(source_p);
780		}
781	+	else if (IsClient(source_p) && HasFlag(source_p->servptr, FLAGS_EOB))
782	+	sendto_realops_flags(UMODE_FARCONNECT, L_ALL, SEND_NOTICE,
783	+	"Client exiting at %s: %s (%s@%s) [%s] [%s]",
784	+	source_p->servptr->name, source_p->name,
785	+	source_p->username, source_p->host, source_p->sockhost, comment);
786
787		if (IsServer(source_p))
788		{
789	<	char splitstr[HOSTLEN + HOSTLEN + 2];
789	>	char splitstr[HOSTLEN + HOSTLEN + 2] = "";
790
791	<	/* This shouldn't ever happen */
792	<	assert(source_p->serv != NULL && source_p->servptr != NULL);
791	>	assert(source_p->serv);
792	>	assert(source_p->servptr);
793
794		if (ConfigServerHide.hide_servers)
795	<	/* set netsplit message to "*.net *.split" to still show
795	>	/*
796	>	* Set netsplit message to "*.net *.split" to still show
797		* that its a split, but hide the servers splitting
798		*/
799	<	strcpy(splitstr, "*.net *.split");
799	>	strlcpy(splitstr, "*.net *.split", sizeof(splitstr));
800		else
801		snprintf(splitstr, sizeof(splitstr), "%s %s",
802		source_p->servptr->name, source_p->name);
803
804	<	remove_dependents(source_p, from->from, comment, splitstr);
805	<
806	<	if (source_p->servptr == &me)
807	<	{
808	<	sendto_realops_flags(UMODE_ALL, L_ALL,
809	<	"%s was connected for %d seconds.  %llu/%llu sendK/recvK.",
810	<	source_p->name, (int)(CurrentTime - source_p->firsttime),
811	<	source_p->localClient->send.bytes >> 10,
812	<	source_p->localClient->recv.bytes >> 10);
813	<	ilog(L_NOTICE, "%s was connected for %d seconds.  %llu/%llu sendK/recvK.",
814	<	source_p->name, (int)(CurrentTime - source_p->firsttime),
815	<	source_p->localClient->send.bytes >> 10,
816	<	source_p->localClient->recv.bytes >> 10);
817	<	}
818	<	}
819	<	else if (IsClient(source_p) && !IsKilled(source_p))
820	<	{
821	<	sendto_server(from->from, source_p, NULL, CAP_TS6, NOCAPS, NOFLAGS,
822	<	":%s QUIT :%s", ID(source_p), comment);
823	<	sendto_server(from->from, source_p, NULL, NOCAPS, CAP_TS6, NOFLAGS,
824	<	":%s QUIT :%s", source_p->name, comment);
825	<	}
804	>	/* Send SQUIT for source_p in every direction. source_p is already off of local_server_list here */
805	>	if (!HasFlag(source_p, FLAGS_SQUIT))
806	>	sendto_server(NULL, 0, 0, "SQUIT %s :%s", source_p->id, comment);
807	>
808	>	/* Now exit the clients internally */
809	>	recurse_remove_clients(source_p, splitstr);
810	>
811	>	if (MyConnect(source_p))
812	>	{
813	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
814	>	"%s was connected for %s. %ju/%ju sendK/recvK.",
815	>	source_p->name, time_dissect(CurrentTime - source_p->connection->firsttime),
816	>	source_p->connection->send.bytes >> 10,
817	>	source_p->connection->recv.bytes >> 10);
818	>	ilog(LOG_TYPE_IRCD, "%s was connected for %s. %ju/%ju sendK/recvK.",
819	>	source_p->name, time_dissect(CurrentTime - source_p->connection->firsttime),
820	>	source_p->connection->send.bytes >> 10,
821	>	source_p->connection->recv.bytes >> 10);
822	>	}
823	>	}
824	>	else if (IsClient(source_p) && !HasFlag(source_p, FLAGS_KILLED))
825	>	sendto_server(source_p->from, 0, 0, ":%s QUIT :%s",
826	>	source_p->id, comment);
827
828		/* The client *better* be off all of the lists */
829		assert(dlinkFind(&unknown_list, source_p) == NULL);
830		assert(dlinkFind(&local_client_list, source_p) == NULL);
831	<	assert(dlinkFind(&serv_list, source_p) == NULL);
831	>	assert(dlinkFind(&local_server_list, source_p) == NULL);
832		assert(dlinkFind(&oper_list, source_p) == NULL);
833
834		exit_one_client(source_p, comment);
#	Line 1091 | Line 841 | exit_client(struct Client *source_p, str
841		void
842		dead_link_on_write(struct Client *client_p, int ierrno)
843		{
844	<	dlink_node *ptr;
844	>	dlink_node *node;
845
846		if (IsDefunct(client_p))
847		return;
848
849	<	dbuf_clear(&client_p->localClient->buf_recvq);
850	<	dbuf_clear(&client_p->localClient->buf_sendq);
849	>	dbuf_clear(&client_p->connection->buf_recvq);
850	>	dbuf_clear(&client_p->connection->buf_sendq);
851
852		assert(dlinkFind(&abort_list, client_p) == NULL);
853	<	ptr = make_dlink_node();
853	>	node = make_dlink_node();
854		/* don't let exit_aborted_clients() finish yet */
855	<	dlinkAddTail(client_p, ptr, &abort_list);
855	>	dlinkAddTail(client_p, node, &abort_list);
856
857		if (eac_next == NULL)
858	<	eac_next = ptr;
858	>	eac_next = node;
859
860		SetDead(client_p); /* You are dead my friend */
861		}
#	Line 1117 | Line 867 | dead_link_on_write(struct Client *client
867		void
868		dead_link_on_read(struct Client *client_p, int error)
869		{
870	<	char errmsg[255];
870	>	char errmsg[IRCD_BUFSIZE];
871		int current_error;
872
873		if (IsDefunct(client_p))
874		return;
875
876	<	dbuf_clear(&client_p->localClient->buf_recvq);
877	<	dbuf_clear(&client_p->localClient->buf_sendq);
876	>	dbuf_clear(&client_p->connection->buf_recvq);
877	>	dbuf_clear(&client_p->connection->buf_sendq);
878
879	<	current_error = get_sockerr(client_p->localClient->fd.fd);
879	>	current_error = get_sockerr(client_p->connection->fd.fd);
880
881		if (IsServer(client_p) || IsHandshake(client_p))
882		{
1133	–	int connected = CurrentTime - client_p->firsttime;
1134	–
883		if (error == 0)
884		{
885		/* Admins get the real IP */
886	<	sendto_realops_flags(UMODE_ALL, L_ADMIN,
887	<	"Server %s closed the connection",
888	<	get_client_name(client_p, SHOW_IP));
886	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
887	>	"Server %s closed the connection",
888	>	get_client_name(client_p, SHOW_IP));
889
890		/* Opers get a masked IP */
891	<	sendto_realops_flags(UMODE_ALL, L_OPER,
892	<	"Server %s closed the connection",
893	<	get_client_name(client_p, MASK_IP));
891	>	sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE,
892	>	"Server %s closed the connection",
893	>	get_client_name(client_p, MASK_IP));
894
895	<	ilog(L_NOTICE, "Server %s closed the connection",
896	<	get_client_name(client_p, SHOW_IP));
895	>	ilog(LOG_TYPE_IRCD, "Server %s closed the connection",
896	>	get_client_name(client_p, SHOW_IP));
897		}
898		else
899		{
900		report_error(L_ADMIN, "Lost connection to %s: %s",
901	<	get_client_name(client_p, SHOW_IP), current_error);
901	>	get_client_name(client_p, SHOW_IP), current_error);
902		report_error(L_OPER, "Lost connection to %s: %s",
903	<	get_client_name(client_p, MASK_IP), current_error);
903	>	get_client_name(client_p, MASK_IP), current_error);
904		}
905
906	<	sendto_realops_flags(UMODE_ALL, L_ALL,
907	<	"%s had been connected for %d day%s, %2d:%02d:%02d",
908	<	client_p->name, connected/86400,
1161	<	(connected/86400 == 1) ? "" : "s",
1162	<	(connected % 86400) / 3600, (connected % 3600) / 60,
1163	<	connected % 60);
906	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
907	>	"%s was connected for %s",
908	>	client_p->name, time_dissect(CurrentTime - client_p->connection->firsttime));
909		}
910
911		if (error == 0)
912		strlcpy(errmsg, "Remote host closed the connection",
913		sizeof(errmsg));
914		else
915	<	ircsprintf(errmsg, "Read error: %s",
916	<	strerror(current_error));
915	>	snprintf(errmsg, sizeof(errmsg), "Read error: %s",
916	>	strerror(current_error));
917
918	<	exit_client(client_p, &me, errmsg);
918	>	exit_client(client_p, errmsg);
919		}
920
921		void
#	Line 1187 | Line 932 | exit_aborted_clients(void)
932
933		if (target_p == NULL)
934		{
935	<	sendto_realops_flags(UMODE_ALL, L_ALL,
935	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
936		"Warning: null client on abort_list!");
937		dlinkDelete(ptr, &abort_list);
938		free_dlink_node(ptr);
#	Line 1196 | Line 941 | exit_aborted_clients(void)
941
942		dlinkDelete(ptr, &abort_list);
943
944	<	if (IsSendQExceeded(target_p))
944	>	if (HasFlag(target_p, FLAGS_SENDQEX))
945		notice = "Max SendQ exceeded";
946		else
947		notice = "Write error: connection closed";
948
949	<	exit_client(target_p, &me, notice);
949	>	exit_client(target_p, notice);
950		free_dlink_node(ptr);
951		}
952		}
953
954		/*
955		* accept processing, this adds a form of "caller ID" to ircd
956	<	*
956	>	*
957		* If a client puts themselves into "caller ID only" mode,
958	<	* only clients that match a client pointer they have put on
958	>	* only clients that match a client pointer they have put on
959		* the accept list will be allowed to message them.
960		*
961	<	* [ source.on_allow_list ] -> [ target1 ] -> [ target2 ]
1217	<	*
1218	<	* [target.allow_list] -> [ source1 ] -> [source2 ]
1219	<	*
1220	<	* i.e. a target will have a link list of source pointers it will allow
1221	<	* each source client then has a back pointer pointing back
1222	<	* to the client that has it on its accept list.
1223	<	* This allows for exit_one_client to remove these now bogus entries
1224	<	* from any client having an accept on them.
961	>	* Diane Bruce, "Dianora" db@db.net
962		*/
963
964	<	/* accept_message()
965	<	*
1229	<	* inputs       - pointer to source client
1230	<	*              - pointer to target client
1231	<	* output       - 1 if accept this message 0 if not
1232	<	* side effects - See if source is on target's allow list
1233	<	*/
1234	<	int
1235	<	accept_message(struct Client *source, struct Client *target)
964	>	void
965	>	del_accept(struct split_nuh_item *accept_p, struct Client *client_p)
966		{
967	<	dlink_node *ptr;
967	>	dlinkDelete(&accept_p->node, &client_p->connection->acceptlist);
968
969	<	DLINK_FOREACH(ptr, target->allow_list.head)
970	<	{
971	<	struct Client *target_p = ptr->data;
969	>	xfree(accept_p->nickptr);
970	>	xfree(accept_p->userptr);
971	>	xfree(accept_p->hostptr);
972	>	xfree(accept_p);
973	>	}
974
975	<	if (source == target_p)
976	<	return (1);
977	<	}
975	>	struct split_nuh_item *
976	>	find_accept(const char *nick, const char *user,
977	>	const char *host, struct Client *client_p,
978	>	int (*cmpfunc)(const char *, const char *))
979	>	{
980	>	dlink_node *node = NULL;
981
982	<	if (IsSoftCallerId(target))
982	>	DLINK_FOREACH(node, client_p->connection->acceptlist.head)
983		{
984	<	DLINK_FOREACH(ptr, target->channel.head)
985	<	if (IsMember(source, ((struct Membership *)ptr->data)->chptr))
986	<	return (1);
984	>	struct split_nuh_item *accept_p = node->data;
985	>
986	>	if (!cmpfunc(accept_p->nickptr, nick) &&
987	>	!cmpfunc(accept_p->userptr, user) &&
988	>	!cmpfunc(accept_p->hostptr, host))
989	>	return accept_p;
990		}
991
992	<	return (0);
992	>	return NULL;
993		}
994
995	<	/* del_from_accept()
1258	<	*
1259	<	* inputs       - pointer to source client
1260	<	*              - pointer to target client
1261	<	* output       - NONE
1262	<	* side effects - Delete's source pointer to targets allow list
995	>	/* accept_message()
996		*
997	<	* Walk through the target's accept list, remove if source is found,
998	<	* Then walk through the source's on_accept_list remove target if found.
997	>	* inputs       - pointer to source client
998	>	*              - pointer to target client
999	>	* output       - 1 if accept this message 0 if not
1000	>	* side effects - See if source is on target's allow list
1001		*/
1002	<	void
1003	<	del_from_accept(struct Client *source, struct Client *target)
1002	>	int
1003	>	accept_message(struct Client *source,
1004	>	struct Client *target)
1005		{
1006	<	dlink_node *ptr;
1271	<	dlink_node *ptr2;
1272	<	dlink_node *next_ptr;
1273	<	dlink_node *next_ptr2;
1274	<	struct Client *target_p;
1006	>	dlink_node *node = NULL;
1007
1008	<	DLINK_FOREACH_SAFE(ptr, next_ptr, target->allow_list.head)
1009	<	{
1010	<	target_p = ptr->data;
1008	>	if (HasFlag(source, FLAGS_SERVICE) ||
1009	>	(HasUMode(source, UMODE_OPER) && ConfigGeneral.opers_bypass_callerid))
1010	>	return 1;
1011
1012	<	if (source == target_p)
1013	<	{
1014	<	dlinkDelete(ptr, &target->allow_list);
1283	<	free_dlink_node(ptr);
1012	>	if (source == target || find_accept(source->name, source->username,
1013	>	source->host, target, match))
1014	>	return 1;
1015
1016	<	DLINK_FOREACH_SAFE(ptr2, next_ptr2, source->on_allow_list.head)
1017	<	{
1018	<	target_p = ptr2->data;
1016	>	if (!HasUMode(target, UMODE_CALLERID) && HasUMode(target, UMODE_SOFTCALLERID))
1017	>	DLINK_FOREACH(node, target->channel.head)
1018	>	if (IsMember(source, ((struct Membership *)node->data)->chptr))
1019	>	return 1;
1020
1021	<	if (target == target_p)
1290	<	{
1291	<	dlinkDelete(ptr2, &source->on_allow_list);
1292	<	free_dlink_node(ptr2);
1293	<	}
1294	<	}
1295	<	}
1296	<	}
1021	>	return 0;
1022		}
1023
1024		/* del_all_accepts()
1025		*
1026	<	* inputs       - pointer to exiting client
1027	<	* output       - NONE
1028	<	* side effects - Walk through given clients allow_list and on_allow_list
1304	<	*                remove all references to this client
1026	>	* inputs       - pointer to exiting client
1027	>	* output       - NONE
1028	>	* side effects - Walk through given clients acceptlist and remove all entries
1029		*/
1030		void
1031		del_all_accepts(struct Client *client_p)
1032		{
1033	<	dlink_node *ptr, *next_ptr;
1033	>	dlink_node *node = NULL, *node_next = NULL;
1034
1035	<	DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->allow_list.head)
1036	<	del_from_accept(ptr->data, client_p);
1313	<
1314	<	DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->on_allow_list.head)
1315	<	del_from_accept(client_p, ptr->data);
1035	>	DLINK_FOREACH_SAFE(node, node_next, client_p->connection->acceptlist.head)
1036	>	del_accept(node->data, client_p);
1037		}
1038
1039	<	/* del_all_their_accepts()
1040	<	*
1041	<	* inputs       - pointer to exiting client
1321	<	* output       - NONE
1322	<	* side effects - Walk through given clients on_allow_list
1323	<	*                remove all references to this client,
1324	<	*                allow this client to keep their own allow_list
1325	<	*/
1326	<	void
1327	<	del_all_their_accepts(struct Client *client_p)
1039	>	unsigned int
1040	>	client_get_idle_time(const struct Client *source_p,
1041	>	const struct Client *target_p)
1042		{
1043	<	dlink_node *ptr, *next_ptr;
1043	>	unsigned int idle = 0;
1044	>	unsigned int min_idle = 0;
1045	>	unsigned int max_idle = 0;
1046	>	const struct ClassItem *const class = get_class_ptr(&target_p->connection->confs);
1047
1048	<	DLINK_FOREACH_SAFE(ptr, next_ptr, client_p->on_allow_list.head)
1049	<	del_from_accept(client_p, ptr->data);
1333	<	}
1048	>	if (!(class->flags & CLASS_FLAGS_FAKE_IDLE) || target_p == source_p)
1049	>	return CurrentTime - target_p->connection->last_privmsg;
1050
1051	<	/* set_initial_nick()
1052	<	*
1053	<	* inputs
1338	<	* output
1339	<	* side effects -
1340	<	*
1341	<	* This function is only called to set up an initially registering
1342	<	* client.
1343	<	*/
1344	<	void
1345	<	set_initial_nick(struct Client *client_p, struct Client *source_p,
1346	<	const char *nick)
1347	<	{
1348	<	char buf[USERLEN + 1];
1051	>	if (HasUMode(source_p, UMODE_OPER) &&
1052	>	!(class->flags & CLASS_FLAGS_HIDE_IDLE_FROM_OPERS))
1053	>	return CurrentTime - target_p->connection->last_privmsg;
1054
1055	<	/* Client setting NICK the first time */
1056	<
1352	<	/* This had to be copied here to avoid problems.. */
1353	<	source_p->tsinfo = CurrentTime;
1354	<	source_p->localClient->registration &= ~REG_NEED_NICK;
1055	>	min_idle = class->min_idle;
1056	>	max_idle = class->max_idle;
1057
1058	<	if (source_p->name[0])
1059	<	hash_del_client(source_p);
1058	>	if (min_idle == max_idle)
1059	>	return min_idle;
1060
1061	<	strlcpy(source_p->name, nick, sizeof(source_p->name));
1062	<	hash_add_client(source_p);
1061	>	if (class->flags & CLASS_FLAGS_RANDOM_IDLE)
1062	>	idle = genrand_int32();
1063	>	else
1064	>	idle = CurrentTime - target_p->connection->last_privmsg;
1065
1066	<	/* fd_desc is long enough */
1067	<	fd_note(&client_p->localClient->fd, "Nick: %s", nick);
1068	<
1069	<	/* They have the nick they want now.. */
1366	<	client_p->llname[0] = '\0';
1066	>	if (!max_idle)
1067	>	idle = 0;
1068	>	else
1069	>	idle %= max_idle;
1070
1071	<	if (!source_p->localClient->registration)
1072	<	{
1370	<	strlcpy(buf, source_p->username, sizeof(buf));
1071	>	if (idle < min_idle)
1072	>	idle = min_idle + (idle % (max_idle - min_idle));
1073
1074	<	/*
1373	<	* USER already received, now we have NICK.
1374	<	* *NOTE* For servers "NICK" *must* precede the
1375	<	* user message (giving USER before NICK is possible
1376	<	* only for local client connection!). register_user
1377	<	* may reject the client and call exit_client for it
1378	<	* --must test this and exit m_nick too!!!
1379	<	*/
1380	<	register_local_user(client_p, source_p, nick, buf);
1381	<	}
1074	>	return idle;
1075		}
1076
1077	<	/* change_local_nick()
1077	>	/* client_init()
1078		*
1079	<	* inputs       - pointer to server
1080	<	*              - pointer to client
1081	<	*              - nick
1389	<	* output       -
1390	<	* side effects - changes nick of a LOCAL user
1079	>	* inputs       - NONE
1080	>	* output       - NONE
1081	>	* side effects - initialize client free memory
1082		*/
1083		void
1084	<	change_local_nick(struct Client *client_p, struct Client *source_p, const char *nick)
1084	>	client_init(void)
1085		{
1086	<	int samenick = 0;
1396	<
1397	<	/*
1398	<	** Client just changing his/her nick. If he/she is
1399	<	** on a channel, send note of change to all clients
1400	<	** on that channel. Propagate notice to other servers.
1401	<	*/
1402	<	if ((source_p->localClient->last_nick_change +
1403	<	ConfigFileEntry.max_nick_time) < CurrentTime)
1404	<	source_p->localClient->number_of_nick_changes = 0;
1405	<	source_p->localClient->last_nick_change = CurrentTime;
1406	<	source_p->localClient->number_of_nick_changes++;
1407	<
1408	<	if ((ConfigFileEntry.anti_nick_flood &&
1409	<	(source_p->localClient->number_of_nick_changes
1410	<	<= ConfigFileEntry.max_nick_changes)) ||
1411	<	!ConfigFileEntry.anti_nick_flood ||
1412	<	(IsOper(source_p) && ConfigFileEntry.no_oper_flood))
1413	<	{
1414	<	samenick = !irccmp(source_p->name, nick);
1415	<
1416	<	if (!samenick)
1417	<	{
1418	<	/*
1419	<	* Make sure everyone that has this client on its accept list
1420	<	* loses that reference.
1421	<	*/
1422	<	del_all_their_accepts(source_p);
1423	<	source_p->tsinfo = CurrentTime;
1424	<	clear_ban_cache_client(source_p);
1425	<	}
1426	<
1427	<	/* XXX - the format of this notice should eventually be changed
1428	<	* to either %s[%s@%s], or even better would be get_client_name() -bill
1429	<	*/
1430	<	sendto_realops_flags(UMODE_NCHANGE, L_ALL, "Nick change: From %s to %s [%s@%s]",
1431	<	source_p->name, nick, source_p->username, source_p->host);
1432	<	sendto_common_channels_local(source_p, 1, ":%s!%s@%s NICK :%s",
1433	<	source_p->name, source_p->username,
1434	<	source_p->host, nick);
1435	<	add_history(source_p, 1);
1436	<
1437	<	/*
1438	<	* Only hubs care about lazy link nicks not being sent on yet
1439	<	* lazylink leafs/leafs always send their nicks up to hub,
1440	<	* hence must always propagate nick changes.
1441	<	* hubs might not propagate a nick change, if the leaf
1442	<	* does not know about that client yet.
1443	<	*/
1444	<	sendto_server(client_p, source_p, NULL, CAP_TS6, NOCAPS, NOFLAGS,
1445	<	":%s NICK %s :%lu",
1446	<	ID(source_p), nick, (unsigned long)source_p->tsinfo);
1447	<	sendto_server(client_p, source_p, NULL, NOCAPS, CAP_TS6, NOFLAGS,
1448	<	":%s NICK %s :%lu",
1449	<	source_p->name, nick, (unsigned long)source_p->tsinfo);
1450	<	}
1451	<	else
1452	<	{
1453	<	sendto_one(source_p, form_str(ERR_NICKTOOFAST),
1454	<	me.name, source_p->name, source_p->name,
1455	<	nick, ConfigFileEntry.max_nick_time);
1456	<	return;
1457	<	}
1458	<
1459	<	/* Finally, add to hash */
1460	<	if (source_p->name[0])
1461	<	hash_del_client(source_p);
1462	<
1463	<	if (!samenick)
1086	>	static struct event event_ping =
1087		{
1088	<	clear_ban_cache_client(source_p);
1089	<	watch_check_hash(source_p, RPL_LOGOFF);
1090	<	}
1091	<
1092	<	strcpy(source_p->name, nick);
1093	<	hash_add_client(source_p);
1094	<
1095	<	if (!samenick)
1473	<	watch_check_hash(source_p, RPL_LOGON);
1474	<
1475	<	/* fd_desc is long enough */
1476	<	fd_note(&client_p->localClient->fd, "Nick: %s", nick);
1088	>	.name = "check_pings",
1089	>	.handler = check_pings,
1090	>	.when = 5
1091	>	};
1092	>
1093	>	client_pool = mp_pool_new(sizeof(struct Client), MP_CHUNK_SIZE_CLIENT);
1094	>	connection_pool = mp_pool_new(sizeof(struct Connection), MP_CHUNK_SIZE_CONNECTION);
1095	>	event_add(&event_ping, NULL);
1096		}

Comparing:
ircd-hybrid-7.2/src/client.c (property svn:keywords), Revision 876 by michael, Wed Oct 24 21:51:21 2007 UTC vs.
ircd-hybrid/trunk/src/client.c (property svn:keywords), Revision 7797 by michael, Tue Oct 18 17:27:10 2016 UTC

#	Line 1 | Line 1
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1	>	Id

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