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

Comparing:
ircd-hybrid-8/src/client.c (file contents), Revision 1176 by michael, Sun Aug 14 11:24:24 2011 UTC vs.
ircd-hybrid/trunk/src/client.c (file contents), Revision 2813 by michael, Sun Jan 12 20:23:50 2014 UTC

#	Line 26 | Line 26
26		#include "list.h"
27		#include "client.h"
28		#include "channel_mode.h"
29	–	#include "common.h"
29		#include "event.h"
30		#include "fdlist.h"
31		#include "hash.h"
#	Line 37 | Line 36
36		#include "packet.h"
37		#include "s_auth.h"
38		#include "s_bsd.h"
39	<	#include "s_conf.h"
40	<	#include "s_log.h"
39	>	#include "conf.h"
40	>	#include "log.h"
41		#include "s_misc.h"
42		#include "s_serv.h"
43		#include "send.h"
#	Line 46 | Line 45
45		#include "s_user.h"
46		#include "dbuf.h"
47		#include "memory.h"
48	+	#include "mempool.h"
49		#include "hostmask.h"
50	–	#include "balloc.h"
50		#include "listener.h"
51		#include "irc_res.h"
52		#include "userhost.h"
53		#include "watch.h"
54	+	#include "rng_mt.h"
55	+	#include "parse.h"
56
57		dlink_list listing_client_list = { NULL, NULL, 0 };
58		/* Pointer to beginning of Client list */
#	Line 65 | Line 66 | dlink_list oper_list = {NULL, NULL, 0};
66
67		static EVH check_pings;
68
69	<	static BlockHeap *client_heap  = NULL;
70	<	static BlockHeap *lclient_heap = NULL;
69	>	static mp_pool_t *client_pool  = NULL;
70	>	static mp_pool_t *lclient_pool = NULL;
71
72		static dlink_list dead_list  = { NULL, NULL, 0};
73		static dlink_list abort_list = { NULL, NULL, 0};
#	Line 75 | Line 76 | static dlink_node *eac_next;  /* next ab
76
77		static void check_pings_list(dlink_list *);
78		static void check_unknowns_list(void);
78	–	static void ban_them(struct Client *, struct ConfItem *);
79
80
81	<	/* init_client()
81	>	/* client_init()
82		*
83		* inputs       - NONE
84		* output       - NONE
85		* side effects - initialize client free memory
86		*/
87		void
88	<	init_client(void)
88	>	client_init(void)
89		{
90		/* start off the check ping event ..  -- adrian
91		* Every 30 seconds is plenty -- db
92		*/
93	<	client_heap = BlockHeapCreate("client", sizeof(struct Client), CLIENT_HEAP_SIZE);
94	<	lclient_heap = BlockHeapCreate("local client", sizeof(struct LocalUser), LCLIENT_HEAP_SIZE);
93	>	client_pool = mp_pool_new(sizeof(struct Client), MP_CHUNK_SIZE_CLIENT);
94	>	lclient_pool = mp_pool_new(sizeof(struct LocalUser), MP_CHUNK_SIZE_LCLIENT);
95		eventAdd("check_pings", check_pings, NULL, 5);
96		}
97
#	Line 113 | Line 113 | init_client(void)
113		struct Client *
114		make_client(struct Client *from)
115		{
116	<	struct Client *client_p = BlockHeapAlloc(client_heap);
116	>	struct Client *client_p = mp_pool_get(client_pool);
117	>
118	>	memset(client_p, 0, sizeof(*client_p));
119
120		if (from == NULL)
121		{
122	<	client_p->from  = client_p; /* 'from' of local client is self! */
123	<	client_p->since = client_p->lasttime = client_p->firsttime = CurrentTime;
122	>	client_p->from                      = client_p; /* 'from' of local client is self! */
123	>	client_p->localClient               = mp_pool_get(lclient_pool);
124	>
125	>	memset(client_p->localClient, 0, sizeof(*client_p->localClient));
126
127	<	client_p->localClient = BlockHeapAlloc(lclient_heap);
127	>	client_p->localClient->since        = CurrentTime;
128	>	client_p->localClient->lasttime     = CurrentTime;
129	>	client_p->localClient->firsttime    = CurrentTime;
130		client_p->localClient->registration = REG_INIT;
131	+
132		/* as good a place as any... */
133		dlinkAdd(client_p, &client_p->localClient->lclient_node, &unknown_list);
134		}
135		else
136		client_p->from = from; /* 'from' of local client is self! */
137
138	+	client_p->idhnext = client_p;
139		client_p->hnext  = client_p;
140	<	client_p->status = STAT_UNKNOWN;
140	>	SetUnknown(client_p);
141		strcpy(client_p->username, "unknown");
142	+	strcpy(client_p->svid, "0");
143
144		return client_p;
145		}
#	Line 148 | Line 157 | free_client(struct Client *client_p)
157		assert(client_p != NULL);
158		assert(client_p != &me);
159		assert(client_p->hnext == client_p);
160	+	assert(client_p->idhnext == client_p);
161		assert(client_p->channel.head == NULL);
162		assert(dlink_list_length(&client_p->channel) == 0);
163	+	assert(dlink_list_length(&client_p->whowas) == 0);
164	+	assert(!IsServer(client_p) || (IsServer(client_p) && client_p->serv));
165
154	–	MyFree(client_p->away);
166		MyFree(client_p->serv);
167	+	MyFree(client_p->certfp);
168
169		if (MyConnect(client_p))
170		{
171		assert(client_p->localClient->invited.head == NULL);
172		assert(dlink_list_length(&client_p->localClient->invited) == 0);
173	+	assert(dlink_list_length(&client_p->localClient->watches) == 0);
174		assert(IsClosing(client_p) && IsDead(client_p));
175
176		MyFree(client_p->localClient->response);
#	Line 170 | Line 183 | free_client(struct Client *client_p)
183		{
184		assert(0 < client_p->localClient->listener->ref_count);
185		if (0 == --client_p->localClient->listener->ref_count &&
186	<	!client_p->localClient->listener->active)
186	>	!client_p->localClient->listener->active)
187		free_listener(client_p->localClient->listener);
188		}
189
190		dbuf_clear(&client_p->localClient->buf_recvq);
191		dbuf_clear(&client_p->localClient->buf_sendq);
192
193	<	BlockHeapFree(lclient_heap, client_p->localClient);
193	>	mp_pool_release(client_p->localClient);
194		}
195
196	<	BlockHeapFree(client_heap, client_p);
196	>	mp_pool_release(client_p);
197		}
198
199		/*
#	Line 189 | Line 202 | free_client(struct Client *client_p)
202		*
203		* inputs       - NOT USED (from event)
204		* output       - next time_t when check_pings() should be called again
205	<	* side effects -
205	>	* side effects -
206		*
207		*
208		* A PING can be sent to clients as necessary.
#	Line 211 | Line 224 | free_client(struct Client *client_p)
224
225		static void
226		check_pings(void *notused)
227	<	{
227	>	{
228		check_pings_list(&local_client_list);
229		check_pings_list(&serv_list);
230		check_unknowns_list();
#	Line 221 | Line 234 | check_pings(void *notused)
234		*
235		* inputs       - pointer to list to check
236		* output       - NONE
237	<	* side effects -
237	>	* side effects -
238		*/
239		static void
240		check_pings_list(dlink_list *list)
241		{
242	<	char scratch[32];        /* way too generous but... */
243	<	struct Client *client_p; /* current local client_p being examined */
244	<	int ping, pingwarn;      /* ping time value from client */
232	<	dlink_node *ptr, *next_ptr;
242	>	char scratch[IRCD_BUFSIZE];
243	>	int ping = 0;      /* ping time value from client */
244	>	dlink_node *ptr = NULL, *next_ptr = NULL;
245
246		DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
247		{
248	<	client_p = ptr->data;
248	>	struct Client *client_p = ptr->data;
249
250		/*
251		** Note: No need to notify opers here. It's
#	Line 242 | Line 254 | check_pings_list(dlink_list *list)
254		if (IsDead(client_p))
255		{
256		/* Ignore it, its been exited already */
245	–	continue;
246	–	}
247	–
248	–	if (client_p->localClient->reject_delay > 0)
249	–	{
250	–	if (client_p->localClient->reject_delay <= CurrentTime)
251	–	exit_client(client_p, &me, "Rejected");
257		continue;
258		}
259
260		if (!IsRegistered(client_p))
261	<	ping = CONNECTTIMEOUT, pingwarn = 0;
261	>	ping = CONNECTTIMEOUT;
262		else
263	<	ping = get_client_ping(client_p, &pingwarn);
263	>	ping = get_client_ping(&client_p->localClient->confs);
264
265	<	if (ping < CurrentTime - client_p->lasttime)
265	>	if (ping < CurrentTime - client_p->localClient->lasttime)
266		{
267		if (!IsPingSent(client_p))
268		{
269	<	/*
270	<	* if we havent PINGed the connection and we havent
271	<	* heard from it in a while, PING it to make sure
272	<	* it is still alive.
273	<	*/
274	<	SetPingSent(client_p);
275	<	ClearPingWarning(client_p);
276	<	client_p->lasttime = CurrentTime - ping;
272	<	sendto_one(client_p, "PING :%s", ID_or_name(&me, client_p));
269	>	/*
270	>	* if we havent PINGed the connection and we havent
271	>	* heard from it in a while, PING it to make sure
272	>	* it is still alive.
273	>	*/
274	>	SetPingSent(client_p);
275	>	client_p->localClient->lasttime = CurrentTime - ping;
276	>	sendto_one(client_p, "PING :%s", ID_or_name(&me, client_p));
277		}
278		else
279		{
280	<	if (CurrentTime - client_p->lasttime >= 2 * ping)
280	>	if (CurrentTime - client_p->localClient->lasttime >= 2 * ping)
281		{
282		/*
283		* If the client/server hasn't talked to us in 2*ping seconds
284		* and it has a ping time, then close its connection.
285		*/
286		if (IsServer(client_p) || IsHandshake(client_p))
287	<	{
288	<	sendto_realops_flags(UMODE_ALL, L_ADMIN,
289	<	"No response from %s, closing link",
290	<	get_client_name(client_p, HIDE_IP));
291	<	sendto_realops_flags(UMODE_ALL, L_OPER,
292	<	"No response from %s, closing link",
293	<	get_client_name(client_p, MASK_IP));
294	<	ilog(L_NOTICE, "No response from %s, closing link",
295	<	get_client_name(client_p, HIDE_IP));
296	<	}
287	>	{
288	>	sendto_realops_flags(UMODE_ALL, L_ADMIN, SEND_NOTICE,
289	>	"No response from %s, closing link",
290	>	get_client_name(client_p, HIDE_IP));
291	>	sendto_realops_flags(UMODE_ALL, L_OPER, SEND_NOTICE,
292	>	"No response from %s, closing link",
293	>	get_client_name(client_p, MASK_IP));
294	>	ilog(LOG_TYPE_IRCD, "No response from %s, closing link",
295	>	get_client_name(client_p, HIDE_IP));
296	>	}
297
298		snprintf(scratch, sizeof(scratch), "Ping timeout: %d seconds",
299	<	(int)(CurrentTime - client_p->lasttime));
299	>	(int)(CurrentTime - client_p->localClient->lasttime));
300		exit_client(client_p, &me, scratch);
301		}
298	–	else if (!IsPingWarning(client_p) && pingwarn > 0 &&
299	–	(IsServer(client_p) || IsHandshake(client_p)) &&
300	–	CurrentTime - client_p->lasttime >= ping + pingwarn)
301	–	{
302	–	/*
303	–	* If the server hasn't replied in pingwarn seconds after sending
304	–	* the PING, notify the opers so that they are aware of the problem.
305	–	*/
306	–	SetPingWarning(client_p);
307	–	sendto_realops_flags(UMODE_ALL, L_ADMIN,
308	–	"Warning, no response from %s in %d seconds",
309	–	get_client_name(client_p, HIDE_IP), pingwarn);
310	–	sendto_realops_flags(UMODE_ALL, L_OPER,
311	–	"Warning, no response from %s in %d seconds",
312	–	get_client_name(client_p, MASK_IP), pingwarn);
313	–	ilog(L_NOTICE, "No response from %s in %d seconds",
314	–	get_client_name(client_p, HIDE_IP), pingwarn);
315	–	}
302		}
303		}
304		}
#	Line 333 | Line 319 | check_unknowns_list(void)
319		{
320		struct Client *client_p = ptr->data;
321
336	–	if (client_p->localClient->reject_delay > 0)
337	–	{
338	–	if (client_p->localClient->reject_delay <= CurrentTime)
339	–	exit_client(client_p, &me, "Rejected");
340	–	continue;
341	–	}
342	–
322		/*
323		* Check UNKNOWN connections - if they have been in this state
324		* for > 30s, close them.
325		*/
326	<	if (IsAuthFinished(client_p) && (CurrentTime - client_p->firsttime) > 30)
326	>	if (IsAuthFinished(client_p) && (CurrentTime - client_p->localClient->firsttime) > 30)
327		exit_client(client_p, &me, "Registration timed out");
328		}
329		}
#	Line 356 | Line 335 | check_unknowns_list(void)
335		* side effects - Check all connections for a pending kline against the
336		*                client, exit the client if a kline matches.
337		*/
338	<	void
338	>	void
339		check_conf_klines(void)
340	<	{
340	>	{
341		struct Client *client_p = NULL;       /* current local client_p being examined */
342	<	struct AccessItem *aconf = NULL;
364	<	struct ConfItem *conf = NULL;
342	>	struct MaskItem *conf = NULL;
343		dlink_node *ptr, *next_ptr;
344
345		DLINK_FOREACH_SAFE(ptr, next_ptr, local_client_list.head)
#	Line 373 | Line 351 | check_conf_klines(void)
351		if (IsDead(client_p) || !IsClient(client_p))
352		continue;
353
354	<	/* if there is a returned struct ConfItem then kill it */
377	<	if ((aconf = find_dline_conf(&client_p->localClient->ip,
354	>	if ((conf = find_dline_conf(&client_p->localClient->ip,
355		client_p->localClient->aftype)) != NULL)
356		{
357	<	if (aconf->status & CONF_EXEMPTDLINE)
358	<	continue;
357	>	if (conf->type == CONF_EXEMPT)
358	>	continue;
359
360	<	conf = unmap_conf_item(aconf);
384	<	ban_them(client_p, conf);
360	>	conf_try_ban(client_p, conf);
361		continue; /* and go examine next fd/client_p */
362		}
363
364	<	if (ConfigFileEntry.glines && (aconf = find_gline(client_p)))
364	>	if (ConfigFileEntry.glines)
365		{
366	<	if (IsExemptKline(client_p) ||
367	<	IsExemptGline(client_p))
366	>	if ((conf = find_conf_by_address(client_p->host, &client_p->localClient->ip,
367	>	CONF_GLINE, client_p->localClient->aftype,
368	>	client_p->username, NULL, 1)))
369		{
370	<	sendto_realops_flags(UMODE_ALL, L_ALL,
371	<	"GLINE over-ruled for %s, client is %sline_exempt",
395	<	get_client_name(client_p, HIDE_IP), IsExemptKline(client_p) ? "k" : "g");
370	>	conf_try_ban(client_p, conf);
371	>	/* and go examine next fd/client_p */
372		continue;
373		}
374	+	}
375
376	<	conf = unmap_conf_item(aconf);
377	<	ban_them(client_p, conf);
378	<	/* and go examine next fd/client_p */
402	<	continue;
403	<	}
404	<
405	<	if ((aconf = find_kill(client_p)) != NULL)
376	>	if ((conf = find_conf_by_address(client_p->host, &client_p->localClient->ip,
377	>	CONF_KLINE, client_p->localClient->aftype,
378	>	client_p->username, NULL, 1)))
379		{
380	<
381	<	/* if there is a returned struct AccessItem.. then kill it */
409	<	if (IsExemptKline(client_p))
410	<	{
411	<	sendto_realops_flags(UMODE_ALL, L_ALL,
412	<	"KLINE over-ruled for %s, client is kline_exempt",
413	<	get_client_name(client_p, HIDE_IP));
414	<	continue;
415	<	}
416	<
417	<	conf = unmap_conf_item(aconf);
418	<	ban_them(client_p, conf);
419	<	continue;
380	>	conf_try_ban(client_p, conf);
381	>	continue;
382		}
383
384	<	/* if there is a returned struct MatchItem then kill it */
385	<	if ((conf = find_matching_name_conf(XLINE_TYPE,  client_p->info,
424	<	NULL, NULL, 0)) != NULL ||
425	<	(conf = find_matching_name_conf(RXLINE_TYPE, client_p->info,
426	<	NULL, NULL, 0)) != NULL)
384	>	if ((conf = find_matching_name_conf(CONF_XLINE,  client_p->info,
385	>	NULL, NULL, 0)))
386		{
387	<	ban_them(client_p, conf);
387	>	conf_try_ban(client_p, conf);
388		continue;
389		}
390		}
#	Line 435 | Line 394 | check_conf_klines(void)
394		{
395		client_p = ptr->data;
396
397	<	if ((aconf = find_dline_conf(&client_p->localClient->ip,
398	<	client_p->localClient->aftype)))
397	>	if ((conf = find_dline_conf(&client_p->localClient->ip,
398	>	client_p->localClient->aftype)))
399		{
400	<	if (aconf->status & CONF_EXEMPTDLINE)
400	>	if (conf->type == CONF_EXEMPT)
401		continue;
402
403		exit_client(client_p, &me, "D-lined");
#	Line 447 | Line 406 | check_conf_klines(void)
406		}
407
408		/*
409	<	* ban_them
409	>	* conf_try_ban
410		*
411		* inputs       - pointer to client to ban
412	<	*              - pointer to ConfItem
412	>	*              - pointer to MaskItem
413		* output       - NONE
414		* side effects - given client_p is banned
415		*/
416	<	static void
417	<	ban_them(struct Client *client_p, struct ConfItem *conf)
416	>	void
417	>	conf_try_ban(struct Client *client_p, struct MaskItem *conf)
418		{
419	<	const char *user_reason = NULL;       /* What is sent to user */
461	<	const char *channel_reason = NULL;    /* What is sent to channel */
462	<	struct AccessItem *aconf = NULL;
463	<	struct MatchItem *xconf = NULL;
419	>	const char *user_reason = NULL;  /* What is sent to user */
420		const char *type_string = NULL;
421		const char dline_string[] = "D-line";
422		const char kline_string[] = "K-line";
#	Line 469 | Line 425 | ban_them(struct Client *client_p, struct
425
426		switch (conf->type)
427		{
428	<	case RKLINE_TYPE:
429	<	case KLINE_TYPE:
428	>	case CONF_KLINE:
429	>	if (IsExemptKline(client_p))
430	>	{
431	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
432	>	"KLINE over-ruled for %s, client is kline_exempt",
433	>	get_client_name(client_p, HIDE_IP));
434	>	return;
435	>	}
436	>
437		type_string = kline_string;
475	–	aconf = map_to_conf(conf);
438		break;
439	<	case DLINE_TYPE:
439	>	case CONF_DLINE:
440		type_string = dline_string;
479	–	aconf = map_to_conf(conf);
441		break;
442	<	case GLINE_TYPE:
442	>	case CONF_GLINE:
443	>	if (IsExemptKline(client_p) ||
444	>	IsExemptGline(client_p))
445	>	{
446	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
447	>	"GLINE over-ruled for %s, client is %sline_exempt",
448	>	get_client_name(client_p, HIDE_IP), IsExemptKline(client_p) ? "k" : "g");
449	>	return;
450	>	}
451	>
452		type_string = gline_string;
483	–	aconf = map_to_conf(conf);
453		break;
454	<	case RXLINE_TYPE:
486	<	case XLINE_TYPE:
454	>	case CONF_XLINE:
455		type_string = xline_string;
456	<	xconf = map_to_conf(conf);
489	<	++xconf->count;
456	>	++conf->count;
457		break;
458		default:
459		assert(0);
460		break;
461		}
462
463	<	if (ConfigFileEntry.kline_with_reason)
497	<	{
498	<	if (aconf != NULL)
499	<	user_reason = aconf->reason ? aconf->reason : type_string;
500	<	if (xconf != NULL)
501	<	user_reason = xconf->reason ? xconf->reason : type_string;
502	<	}
503	<	else
504	<	user_reason = type_string;
505	<
506	<	if (ConfigFileEntry.kline_reason != NULL)
507	<	channel_reason = ConfigFileEntry.kline_reason;
508	<	else
509	<	channel_reason = user_reason;
463	>	user_reason = conf->reason ? conf->reason : type_string;
464
465	<	sendto_realops_flags(UMODE_ALL, L_ALL, "%s active for %s",
465	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, "%s active for %s",
466		type_string, get_client_name(client_p, HIDE_IP));
467
468		if (IsClient(client_p))
469		sendto_one(client_p, form_str(ERR_YOUREBANNEDCREEP),
470	<	me.name, client_p->name, user_reason);
470	>	me.name, client_p->name, user_reason);
471
472	<	exit_client(client_p, &me, channel_reason);
472	>	exit_client(client_p, &me, user_reason);
473		}
474
475		/* update_client_exit_stats()
476		*
477		* input        - pointer to client
478		* output       - NONE
479	<	* side effects -
479	>	* side effects -
480		*/
481		static void
482		update_client_exit_stats(struct Client *client_p)
#	Line 531 | Line 485 | update_client_exit_stats(struct Client *
485		{
486		assert(Count.total > 0);
487		--Count.total;
488	<	if (IsOper(client_p))
488	>	if (HasUMode(client_p, UMODE_OPER))
489		--Count.oper;
490	<	if (IsInvisible(client_p))
490	>	if (HasUMode(client_p, UMODE_INVISIBLE))
491		--Count.invisi;
492		}
493		else if (IsServer(client_p))
494	<	sendto_realops_flags(UMODE_EXTERNAL, L_ALL, "Server %s split from %s",
494	>	sendto_realops_flags(UMODE_EXTERNAL, L_ALL, SEND_NOTICE,
495	>	"Server %s split from %s",
496		client_p->name, client_p->servptr->name);
497
498		if (splitchecking && !splitmode)
#	Line 550 | Line 505 | update_client_exit_stats(struct Client *
505		* output       - return client pointer
506		* side effects - find person by (nick)name
507		*/
553	–	/* XXX - ugly wrapper */
508		struct Client *
509		find_person(const struct Client *client_p, const char *name)
510		{
511	<	struct Client *c2ptr;
511	>	struct Client *target_p = NULL;
512
513		if (IsDigit(*name))
514		{
515	<	if ((c2ptr = hash_find_id(name)) != NULL)
516	<	{
563	<	/* invisible users shall not be found by UID guessing */
564	<	if (IsInvisible(c2ptr) && !IsServer(client_p))
565	<	c2ptr = NULL;
566	<	}
515	>	if (IsServer(client_p) || HasFlag(client_p, FLAGS_SERVICE))
516	>	target_p = hash_find_id(name);
517		}
518		else
519	<	c2ptr = hash_find_client(name);
519	>	target_p = hash_find_client(name);
520
521	<	return ((c2ptr != NULL && IsClient(c2ptr)) ? c2ptr : NULL);
521	>	return (target_p && IsClient(target_p)) ? target_p : NULL;
522		}
523
524		/*
525	<	* find_chasing - find the client structure for a nick name (user)
526	<	*      using history mechanism if necessary. If the client is not found,
525	>	* find_chasing - find the client structure for a nick name (name)
526	>	*      using history mechanism if necessary. If the client is not found,
527		*      an error message (NO SUCH NICK) is generated. If the client was found
528		*      through the history, chasing will be 1 and otherwise 0.
529		*/
530		struct Client *
531	<	find_chasing(struct Client *client_p, struct Client *source_p, const char *user, int *chasing)
531	>	find_chasing(struct Client *source_p, const char *name, int *const chasing)
532		{
533	<	struct Client *who = find_person(client_p, user);
533	>	struct Client *who = find_person(source_p->from, name);
534
535		if (chasing)
536		*chasing = 0;
#	Line 588 | Line 538 | find_chasing(struct Client *client_p, st
538		if (who)
539		return who;
540
541	<	if (IsDigit(*user))
541	>	if (IsDigit(*name))
542		return NULL;
543
544	<	if ((who = get_history(user,
545	<	(time_t)ConfigFileEntry.kill_chase_time_limit))
546	<	== NULL)
544	>	if ((who = whowas_get_history(name,
545	>	(time_t)ConfigFileEntry.kill_chase_time_limit))
546	>	== NULL)
547		{
548		sendto_one(source_p, form_str(ERR_NOSUCHNICK),
549	<	me.name, source_p->name, user);
549	>	me.name, source_p->name, name);
550		return NULL;
551		}
552
#	Line 625 | Line 575 | find_chasing(struct Client *client_p, st
575		*        to modify what it points!!!
576		*/
577		const char *
578	<	get_client_name(const struct Client *client, int showip)
578	>	get_client_name(const struct Client *client, enum addr_mask_type type)
579		{
580		static char nbuf[HOSTLEN * 2 + USERLEN + 5];
581
582		assert(client != NULL);
583
584	<	if (irccmp(client->name, client->host) == 0)
584	>	if (!MyConnect(client))
585		return client->name;
586
587	<	if (ConfigServerHide.hide_server_ips)
588	<	if (IsServer(client) || IsConnecting(client) || IsHandshake(client))
589	<	showip = MASK_IP;
587	>	if (IsServer(client) || IsConnecting(client) || IsHandshake(client))
588	>	{
589	>	if (!irccmp(client->name, client->host))
590	>	return client->name;
591	>	else if (ConfigServerHide.hide_server_ips)
592	>	type = MASK_IP;
593	>	}
594
595		if (ConfigFileEntry.hide_spoof_ips)
596	<	if (showip == SHOW_IP && IsIPSpoof(client))
597	<	showip = MASK_IP;
596	>	if (type == SHOW_IP && IsIPSpoof(client))
597	>	type = MASK_IP;
598
599		/* And finally, let's get the host information, ip or name */
600	<	switch (showip)
600	>	switch (type)
601		{
602		case SHOW_IP:
603	<	if (MyConnect(client))
604	<	{
605	<	snprintf(nbuf, sizeof(nbuf), "%s[%s@%s]",
606	<	client->name,
653	<	client->username, client->sockhost);
654	<	break;
655	<	}
603	>	snprintf(nbuf, sizeof(nbuf), "%s[%s@%s]",
604	>	client->name,
605	>	client->username, client->sockhost);
606	>	break;
607		case MASK_IP:
608	<	snprintf(nbuf, sizeof(nbuf), "%s[%s@255.255.255.255]",
609	<	client->name, client->username);
608	>	if (client->localClient->aftype == AF_INET)
609	>	snprintf(nbuf, sizeof(nbuf), "%s[%s@255.255.255.255]",
610	>	client->name, client->username);
611	>	else
612	>	snprintf(nbuf, sizeof(nbuf), "%s[%s@ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff]",
613	>	client->name, client->username);
614		break;
615		default:
616		snprintf(nbuf, sizeof(nbuf), "%s[%s@%s]",
#	Line 670 | Line 625 | void
625		free_exited_clients(void)
626		{
627		dlink_node *ptr = NULL, *next = NULL;
628	<
628	>
629		DLINK_FOREACH_SAFE(ptr, next, dead_list.head)
630		{
631		free_client(ptr->data);
#	Line 703 | Line 658 | exit_one_client(struct Client *source_p,
658		* that the client can show the "**signoff" message).
659		* (Note: The notice is to the local clients *only*)
660		*/
661	<	sendto_common_channels_local(source_p, 0, ":%s!%s@%s QUIT :%s",
661	>	sendto_common_channels_local(source_p, 0, 0, ":%s!%s@%s QUIT :%s",
662		source_p->name, source_p->username,
663		source_p->host, quitmsg);
664		DLINK_FOREACH_SAFE(lp, next_lp, source_p->channel.head)
665		remove_user_from_channel(lp->data);
666
667	<	add_history(source_p, 0);
668	<	off_history(source_p);
667	>	whowas_add_history(source_p, 0);
668	>	whowas_off_history(source_p);
669
670		watch_check_hash(source_p, RPL_LOGOFF);
671
#	Line 773 | Line 728 | recurse_send_quits(struct Client *origin
728		{
729		dlink_node *ptr, *next;
730		struct Client *target_p;
776	–	int hidden = match(me.name, source_p->name); /* XXX */
731
732		assert(to != source_p);  /* should be already removed from serv_list */
733
734		/* If this server can handle quit storm (QS) removal
735		* of dependents, just send the SQUIT
782	–	*
783	–	* Always check *all* dependent servers if some of them are
784	–	* hidden behind fakename. If so, send out the QUITs -adx
736		*/
737	<	if (hidden || !IsCapable(to, CAP_QS))
737	>	if (!IsCapable(to, CAP_QS))
738		DLINK_FOREACH_SAFE(ptr, next, source_p->serv->client_list.head)
739		{
740		target_p = ptr->data;
#	Line 794 | Line 745 | recurse_send_quits(struct Client *origin
745		recurse_send_quits(original_source_p, ptr->data, from, to,
746		comment, splitstr);
747
748	<	if (!hidden && ((source_p == original_source_p && to != from) ||
749	<	!IsCapable(to, CAP_QS)))
748	>	if ((source_p == original_source_p && to != from) ||
749	>	!IsCapable(to, CAP_QS))
750		{
751		/* don't use a prefix here - we have to be 100% sure the message
752		* will be accepted without Unknown prefix etc.. */
#	Line 803 | Line 754 | recurse_send_quits(struct Client *origin
754		}
755		}
756
757	<	/*
757	>	/*
758		* Remove all clients that depend on source_p; assumes all (S)QUITs have
759	<	* already been sent.  we make sure to exit a server's dependent clients
760	<	* and servers before the server itself; exit_one_client takes care of
759	>	* already been sent.  we make sure to exit a server's dependent clients
760	>	* and servers before the server itself; exit_one_client takes care of
761		* actually removing things off llists.   tweaked from +CSr31  -orabidoo
762		*/
763		static void
#	Line 847 | Line 798 | remove_dependents(struct Client *source_
798		* this on any struct Client, regardless of its state.
799		*
800		* Note, you shouldn't exit remote _users_ without first doing
801	<	* SetKilled and propagating a kill or similar message. However,
802	<	* it is perfectly correct to call exit_client to force a _server_
801	>	* AddFlag(x, FLAGS_KILLED) and propagating a kill or similar message.
802	>	* However, it is perfectly correct to call exit_client to force a _server_
803		* quit (either local or remote one).
804		*
805		* inputs:       - a client pointer that is going to be exited
#	Line 878 | Line 829 | exit_client(struct Client *source_p, str
829		if (IsIpHash(source_p))
830		remove_one_ip(&source_p->localClient->ip);
831
832	<	if (source_p->localClient->auth)
882	<	{
883	<	delete_auth(source_p->localClient->auth);
884	<	source_p->localClient->auth = NULL;
885	<	}
832	>	delete_auth(&source_p->localClient->auth);
833
834	<	/* This source_p could have status of one of STAT_UNKNOWN, STAT_CONNECTING
834	>	/*
835	>	* This source_p could have status of one of STAT_UNKNOWN, STAT_CONNECTING
836		* STAT_HANDSHAKE or STAT_UNKNOWN
837		* all of which are lumped together into unknown_list
838		*
#	Line 898 | Line 846 | exit_client(struct Client *source_p, str
846		}
847		else if (IsClient(source_p))
848		{
849	+	time_t on_for = CurrentTime - source_p->localClient->firsttime;
850		assert(Count.local > 0);
851		Count.local--;
852
853	<	if (IsOper(source_p))
905	<	{
853	>	if (HasUMode(source_p, UMODE_OPER))
854		if ((m = dlinkFindDelete(&oper_list, source_p)) != NULL)
855		free_dlink_node(m);
908	–	}
856
857		assert(dlinkFind(&local_client_list, source_p));
858		dlinkDelete(&source_p->localClient->lclient_node, &local_client_list);
#	Line 914 | Line 861 | exit_client(struct Client *source_p, str
861		free_list_task(source_p->localClient->list_task, source_p);
862
863		watch_del_watch_list(source_p);
864	<	sendto_realops_flags(UMODE_CCONN, L_ALL, "Client exiting: %s (%s@%s) [%s] [%s]",
864	>	sendto_realops_flags(UMODE_CCONN, L_ALL, SEND_NOTICE,
865	>	"Client exiting: %s (%s@%s) [%s] [%s]",
866		source_p->name, source_p->username, source_p->host, comment,
867		ConfigFileEntry.hide_spoof_ips && IsIPSpoof(source_p) ?
868		"255.255.255.255" : source_p->sockhost);
869	<	sendto_realops_flags(UMODE_CCONN_FULL, L_ALL, "CLIEXIT: %s %s %s %s 0 %s",
870	<	source_p->name,
871	<	source_p->username,
872	<	source_p->host,
873	<
874	<	ConfigFileEntry.hide_spoof_ips && IsIPSpoof(source_p) ?
875	<	"255.255.255.255" : source_p->sockhost,
876	<	comment);
869	>	ilog(LOG_TYPE_USER, "%s (%3u:%02u:%02u): %s!%s@%s %llu/%llu",
870	>	myctime(source_p->localClient->firsttime), (unsigned int)(on_for / 3600),
871	>	(unsigned int)((on_for % 3600)/60), (unsigned int)(on_for % 60),
872	>	source_p->name, source_p->username, source_p->host,
873	>	source_p->localClient->send.bytes>>10,
874	>	source_p->localClient->recv.bytes>>10);
875	>	}
876	>	else if (IsServer(source_p))
877	>	{
878	>	assert(Count.myserver > 0);
879	>	--Count.myserver;
880	>
881	>	assert(dlinkFind(&serv_list, source_p));
882	>	dlinkDelete(&source_p->localClient->lclient_node, &serv_list);
883	>	unset_chcap_usage_counts(source_p);
884		}
885
931	–	/* As soon as a client is known to be a server of some sort
932	–	* it has to be put on the serv_list, or SJOIN's to this new server
933	–	* from the connect burst will not be seen.
934	–	*/
935	–	if (IsServer(source_p) || IsConnecting(source_p) ||
936	–	IsHandshake(source_p))
937	–	{
938	–	if ((m = dlinkFindDelete(&serv_list, source_p)) != NULL)
939	–	{
940	–	free_dlink_node(m);
941	–	unset_chcap_usage_counts(source_p);
942	–	}
943	–
944	–	if (IsServer(source_p))
945	–	Count.myserver--;
946	–	}
947	–
948	–	log_user_exit(source_p);
949	–
886		if (!IsDead(source_p))
887		{
888		if (IsServer(source_p))
889		{
890		/* for them, we are exiting the network */
891		sendto_one(source_p, ":%s SQUIT %s :%s",
892	<	ID_or_name(from, source_p), me.name, comment);
892	>	ID_or_name(from, source_p), me.name, comment);
893		}
894
895		sendto_one(source_p, "ERROR :Closing Link: %s (%s)",
#	Line 973 | Line 909 | exit_client(struct Client *source_p, str
909		*/
910		close_connection(source_p);
911		}
912	+	else if (IsClient(source_p) && HasFlag(source_p->servptr, FLAGS_EOB))
913	+	sendto_realops_flags(UMODE_FARCONNECT, L_ALL, SEND_NOTICE,
914	+	"Client exiting at %s: %s (%s@%s) [%s]",
915	+	source_p->servptr->name, source_p->name,
916	+	source_p->username, source_p->host, comment);
917
918		if (IsServer(source_p))
919		{
#	Line 983 | Line 924 | exit_client(struct Client *source_p, str
924
925		if (ConfigServerHide.hide_servers)
926		/*
927	<	* Set netsplit message to "*.net *.split" to still show
927	>	* Set netsplit message to "*.net *.split" to still show
928		* that its a split, but hide the servers splitting
929		*/
930		strcpy(splitstr, "*.net *.split");
#	Line 995 | Line 936 | exit_client(struct Client *source_p, str
936
937		if (source_p->servptr == &me)
938		{
939	<	sendto_realops_flags(UMODE_ALL, L_ALL,
939	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
940		"%s was connected for %d seconds.  %llu/%llu sendK/recvK.",
941	<	source_p->name, (int)(CurrentTime - source_p->firsttime),
941	>	source_p->name, (int)(CurrentTime - source_p->localClient->firsttime),
942		source_p->localClient->send.bytes >> 10,
943		source_p->localClient->recv.bytes >> 10);
944	<	ilog(L_NOTICE, "%s was connected for %d seconds.  %llu/%llu sendK/recvK.",
945	<	source_p->name, (int)(CurrentTime - source_p->firsttime),
944	>	ilog(LOG_TYPE_IRCD, "%s was connected for %d seconds.  %llu/%llu sendK/recvK.",
945	>	source_p->name, (int)(CurrentTime - source_p->localClient->firsttime),
946		source_p->localClient->send.bytes >> 10,
947		source_p->localClient->recv.bytes >> 10);
948		}
949		}
950	<	else if (IsClient(source_p) && !IsKilled(source_p))
950	>	else if (IsClient(source_p) && !HasFlag(source_p, FLAGS_KILLED))
951		{
952	<	sendto_server(from->from, NULL, CAP_TS6, NOCAPS,
952	>	sendto_server(from->from, CAP_TS6, NOCAPS,
953		":%s QUIT :%s", ID(source_p), comment);
954	<	sendto_server(from->from, NULL, NOCAPS, CAP_TS6,
954	>	sendto_server(from->from, NOCAPS, CAP_TS6,
955		":%s QUIT :%s", source_p->name, comment);
956		}
957
#	Line 1056 | Line 997 | dead_link_on_write(struct Client *client
997		void
998		dead_link_on_read(struct Client *client_p, int error)
999		{
1000	<	char errmsg[255];
1000	>	char errmsg[IRCD_BUFSIZE];
1001		int current_error;
1002
1003		if (IsDefunct(client_p))
#	Line 1069 | Line 1010 | dead_link_on_read(struct Client *client_
1010
1011		if (IsServer(client_p) || IsHandshake(client_p))
1012		{
1013	<	int connected = CurrentTime - client_p->firsttime;
1014	<
1013	>	int connected = CurrentTime - client_p->localClient->firsttime;
1014	>
1015		if (error == 0)
1016		{
1017		/* Admins get the real IP */
1018	<	sendto_realops_flags(UMODE_ALL, L_ADMIN,
1019	<	"Server %s closed the connection",
1020	<	get_client_name(client_p, SHOW_IP));
1018	>	sendto_realops_flags(UMODE_ALL, L_ADMIN, SEND_NOTICE,
1019	>	"Server %s closed the connection",
1020	>	get_client_name(client_p, SHOW_IP));
1021
1022		/* Opers get a masked IP */
1023	<	sendto_realops_flags(UMODE_ALL, L_OPER,
1024	<	"Server %s closed the connection",
1025	<	get_client_name(client_p, MASK_IP));
1023	>	sendto_realops_flags(UMODE_ALL, L_OPER, SEND_NOTICE,
1024	>	"Server %s closed the connection",
1025	>	get_client_name(client_p, MASK_IP));
1026
1027	<	ilog(L_NOTICE, "Server %s closed the connection",
1028	<	get_client_name(client_p, SHOW_IP));
1027	>	ilog(LOG_TYPE_IRCD, "Server %s closed the connection",
1028	>	get_client_name(client_p, SHOW_IP));
1029		}
1030		else
1031		{
1032		report_error(L_ADMIN, "Lost connection to %s: %s",
1033	<	get_client_name(client_p, SHOW_IP), current_error);
1033	>	get_client_name(client_p, SHOW_IP), current_error);
1034		report_error(L_OPER, "Lost connection to %s: %s",
1035	<	get_client_name(client_p, MASK_IP), current_error);
1035	>	get_client_name(client_p, MASK_IP), current_error);
1036		}
1037
1038	<	sendto_realops_flags(UMODE_ALL, L_ALL,
1039	<	"%s had been connected for %d day%s, %2d:%02d:%02d",
1040	<	client_p->name, connected/86400,
1041	<	(connected/86400 == 1) ? "" : "s",
1042	<	(connected % 86400) / 3600, (connected % 3600) / 60,
1043	<	connected % 60);
1038	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1039	>	"%s had been connected for %d day%s, %2d:%02d:%02d",
1040	>	client_p->name, connected/86400,
1041	>	(connected/86400 == 1) ? "" : "s",
1042	>	(connected % 86400) / 3600, (connected % 3600) / 60,
1043	>	connected % 60);
1044		}
1045
1046		if (error == 0)
#	Line 1126 | Line 1067 | exit_aborted_clients(void)
1067
1068		if (target_p == NULL)
1069		{
1070	<	sendto_realops_flags(UMODE_ALL, L_ALL,
1070	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
1071		"Warning: null client on abort_list!");
1072		dlinkDelete(ptr, &abort_list);
1073		free_dlink_node(ptr);
#	Line 1140 | Line 1081 | exit_aborted_clients(void)
1081		else
1082		notice = "Write error: connection closed";
1083
1084	<	exit_client(target_p, &me, notice);
1084	>	exit_client(target_p, &me, notice);
1085		free_dlink_node(ptr);
1086		}
1087		}
#	Line 1168 | Line 1109 | del_accept(struct split_nuh_item *accept
1109
1110		struct split_nuh_item *
1111		find_accept(const char *nick, const char *user,
1112	<	const char *host, struct Client *client_p, int do_match)
1112	>	const char *host, struct Client *client_p,
1113	>	int (*cmpfunc)(const char *, const char *))
1114		{
1115		dlink_node *ptr = NULL;
1174	–	/* XXX We wouldn't need that if match() would return 0 on match */
1175	–	int (*cmpfunc)(const char *, const char *) = do_match ? match : irccmp;
1116
1117		DLINK_FOREACH(ptr, client_p->localClient->acceptlist.head)
1118		{
1119		struct split_nuh_item *accept_p = ptr->data;
1120
1121	<	if (cmpfunc(accept_p->nickptr, nick) == do_match &&
1122	<	cmpfunc(accept_p->userptr, user) == do_match &&
1123	<	cmpfunc(accept_p->hostptr, host) == do_match)
1121	>	if (!cmpfunc(accept_p->nickptr, nick) &&
1122	>	!cmpfunc(accept_p->userptr, user) &&
1123	>	!cmpfunc(accept_p->hostptr, host))
1124		return accept_p;
1125		}
1126
#	Line 1201 | Line 1141 | accept_message(struct Client *source,
1141		dlink_node *ptr = NULL;
1142
1143		if (source == target || find_accept(source->name, source->username,
1144	<	source->host, target, 1))
1144	>	source->host, target, match))
1145		return 1;
1146
1147	<	if (IsSoftCallerId(target))
1147	>	if (HasUMode(target, UMODE_SOFTCALLERID))
1148		DLINK_FOREACH(ptr, target->channel.head)
1149		if (IsMember(source, ((struct Membership *)ptr->data)->chptr))
1150		return 1;
#	Line 1227 | Line 1167 | del_all_accepts(struct Client *client_p)
1167		del_accept(ptr->data, client_p);
1168		}
1169
1170	<	/* change_local_nick()
1171	<	*
1232	<	* inputs       - pointer to server
1233	<	*              - pointer to client
1234	<	*              - nick
1235	<	* output       -
1236	<	* side effects - changes nick of a LOCAL user
1237	<	*/
1238	<	void
1239	<	change_local_nick(struct Client *client_p, struct Client *source_p, const char *nick)
1170	>	unsigned int
1171	>	idle_time_get(const struct Client *source_p, const struct Client *target_p)
1172		{
1173	<	int samenick = 0;
1174	<
1175	<	assert(source_p->name[0] && !EmptyString(nick));
1176	<
1177	<	/*
1178	<	* Client just changing his/her nick. If he/she is
1179	<	* on a channel, send note of change to all clients
1180	<	* on that channel. Propagate notice to other servers.
1181	<	*/
1182	<	if ((source_p->localClient->last_nick_change +
1251	<	ConfigFileEntry.max_nick_time) < CurrentTime)
1252	<	source_p->localClient->number_of_nick_changes = 0;
1253	<	source_p->localClient->last_nick_change = CurrentTime;
1254	<	source_p->localClient->number_of_nick_changes++;
1255	<
1256	<	if ((ConfigFileEntry.anti_nick_flood &&
1257	<	(source_p->localClient->number_of_nick_changes
1258	<	<= ConfigFileEntry.max_nick_changes)) ||
1259	<	!ConfigFileEntry.anti_nick_flood ||
1260	<	(IsOper(source_p) && ConfigFileEntry.no_oper_flood))
1261	<	{
1262	<	samenick = !irccmp(source_p->name, nick);
1173	>	unsigned int idle = 0;
1174	>	unsigned int min_idle = 0;
1175	>	unsigned int max_idle = 0;
1176	>	const struct ClassItem *class = get_class_ptr(&target_p->localClient->confs);
1177	>
1178	>	if (!(class->flags & CLASS_FLAGS_FAKE_IDLE) || target_p == source_p)
1179	>	return CurrentTime - target_p->localClient->last_privmsg;
1180	>	if (HasUMode(source_p, UMODE_OPER) &&
1181	>	!(class->flags & CLASS_FLAGS_HIDE_IDLE_FROM_OPERS))
1182	>	return CurrentTime - target_p->localClient->last_privmsg;
1183
1184	<	if (!samenick)
1185	<	{
1266	<	source_p->tsinfo = CurrentTime;
1267	<	clear_ban_cache_client(source_p);
1268	<	watch_check_hash(source_p, RPL_LOGOFF);
1184	>	min_idle = class->min_idle;
1185	>	max_idle = class->max_idle;
1186
1187	<	if (HasUMode(source_p, UMODE_REGISTERED))
1188	<	{
1272	<	unsigned int oldmodes = source_p->umodes;
1273	<	char modebuf[IRCD_BUFSIZE] = { '\0' };
1187	>	if (min_idle == max_idle)
1188	>	return min_idle;
1189
1190	<	DelUMode(source_p, UMODE_REGISTERED);
1191	<	send_umode(source_p, source_p, oldmodes, 0xffffffff, modebuf);
1192	<	}
1193	<	}
1279	<
1280	<	/* XXX - the format of this notice should eventually be changed
1281	<	* to either %s[%s@%s], or even better would be get_client_name() -bill
1282	<	*/
1283	<	sendto_realops_flags(UMODE_NCHANGE, L_ALL, "Nick change: From %s to %s [%s@%s]",
1284	<	source_p->name, nick, source_p->username, source_p->host);
1285	<	sendto_common_channels_local(source_p, 1, ":%s!%s@%s NICK :%s",
1286	<	source_p->name, source_p->username,
1287	<	source_p->host, nick);
1288	<	add_history(source_p, 1);
1289	<
1290	<	sendto_server(client_p, NULL, CAP_TS6, NOCAPS,
1291	<	":%s NICK %s :%lu",
1292	<	ID(source_p), nick, (unsigned long)source_p->tsinfo);
1293	<	sendto_server(client_p, NULL, NOCAPS, CAP_TS6,
1294	<	":%s NICK %s :%lu",
1295	<	source_p->name, nick, (unsigned long)source_p->tsinfo);
1190	>	if (class->flags & CLASS_FLAGS_RANDOM_IDLE)
1191	>	idle = genrand_int32();
1192	>	else
1193	>	idle = CurrentTime - target_p->localClient->last_privmsg;
1194
1195	<	hash_del_client(source_p);
1196	<	strcpy(source_p->name, nick);
1197	<	hash_add_client(source_p);
1195	>	if (max_idle == 0)
1196	>	idle = 0;
1197	>	else
1198	>	idle %= max_idle;
1199
1200	<	if (!samenick)
1201	<	watch_check_hash(source_p, RPL_LOGON);
1200	>	if (idle < min_idle)
1201	>	idle = min_idle + (idle % (max_idle - min_idle));
1202
1203	<	/* fd_desc is long enough */
1305	<	fd_note(&client_p->localClient->fd, "Nick: %s", nick);
1306	<	}
1307	<	else
1308	<	sendto_one(source_p, form_str(ERR_NICKTOOFAST),
1309	<	me.name, source_p->name, source_p->name,
1310	<	nick, ConfigFileEntry.max_nick_time);
1203	>	return idle;
1204		}

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