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

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ircd-hybrid-8/src/channel.c (file contents), Revision 1330 by michael, Sun Apr 1 12:12:00 2012 UTC vs.
ircd-hybrid/trunk/src/channel.c (file contents), Revision 4151 by michael, Wed Jul 2 17:44:54 2014 UTC

#	Line 1 | Line 1
1		/*
2	<	*  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
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) 1997-2014 ircd-hybrid development team
5		*
6		*  This program is free software; you can redistribute it and/or modify
7		*  it under the terms of the GNU General Public License as published by
#	Line 30 | Line 30
30		#include "channel_mode.h"
31		#include "client.h"
32		#include "hash.h"
33	+	#include "conf.h"
34		#include "hostmask.h"
35		#include "irc_string.h"
35	–	#include "sprintf_irc.h"
36		#include "ircd.h"
37		#include "numeric.h"
38	<	#include "s_serv.h"             /* captab */
39	<	#include "s_user.h"
38	>	#include "server.h"
39		#include "send.h"
41	–	#include "conf.h"             /* ConfigFileEntry, ConfigChannel */
40		#include "event.h"
41		#include "memory.h"
42	<	#include "balloc.h"
42	>	#include "mempool.h"
43	>	#include "misc.h"
44	>	#include "resv.h"
45
46	–	struct config_channel_entry ConfigChannel;
47	–	dlink_list global_channel_list = { NULL, NULL, 0 };
48	–	BlockHeap *ban_heap;    /*! \todo ban_heap shouldn't be a global var */
46
47	<	static BlockHeap *member_heap = NULL;
48	<	static BlockHeap *channel_heap = NULL;
47	>	dlink_list channel_list;
48	>	mp_pool_t *ban_pool;    /*! \todo ban_pool shouldn't be a global var */
49
50	+	struct event splitmode_event =
51	+	{
52	+	.name = "check_splitmode",
53	+	.handler = check_splitmode,
54	+	.when = 5
55	+	};
56	+
57	+	static mp_pool_t *member_pool, *channel_pool;
58		static char buf[IRCD_BUFSIZE];
54	–	static char modebuf[MODEBUFLEN];
55	–	static char parabuf[MODEBUFLEN];
59
60
61		/*! \brief Initializes the channel blockheap, adds known channel CAPAB
62		*/
63		void
64	<	init_channels(void)
64	>	channel_init(void)
65		{
66		add_capability("EX", CAP_EX, 1);
67		add_capability("IE", CAP_IE, 1);
65	–	add_capability("CHW", CAP_CHW, 1);
68
69	<	channel_heap = BlockHeapCreate("channel", sizeof(struct Channel), CHANNEL_HEAP_SIZE);
70	<	ban_heap = BlockHeapCreate("ban", sizeof(struct Ban), BAN_HEAP_SIZE);
71	<	member_heap = BlockHeapCreate("member", sizeof(struct Membership), CHANNEL_HEAP_SIZE*2);
69	>	channel_pool = mp_pool_new(sizeof(struct Channel), MP_CHUNK_SIZE_CHANNEL);
70	>	ban_pool = mp_pool_new(sizeof(struct Ban), MP_CHUNK_SIZE_BAN);
71	>	member_pool = mp_pool_new(sizeof(struct Membership), MP_CHUNK_SIZE_MEMBER);
72		}
73
74	<	/*! \brief adds a user to a channel by adding another link to the
74	>	/*! \brief Adds a user to a channel by adding another link to the
75		*         channels member chain.
76	<	* \param chptr      pointer to channel to add client to
77	<	* \param who        pointer to client (who) to add
78	<	* \param flags      flags for chanops etc
79	<	* \param flood_ctrl whether to count this join in flood calculations
76	>	* \param chptr      Pointer to channel to add client to
77	>	* \param who        Pointer to client (who) to add
78	>	* \param flags      Flags for chanops etc
79	>	* \param flood_ctrl Whether to count this join in flood calculations
80		*/
81		void
82		add_user_to_channel(struct Channel *chptr, struct Client *who,
#	Line 85 | Line 87 | add_user_to_channel(struct Channel *chpt
87		if (GlobalSetOptions.joinfloodtime > 0)
88		{
89		if (flood_ctrl)
90	<	chptr->number_joined++;
90	>	++chptr->number_joined;
91
92		chptr->number_joined -= (CurrentTime - chptr->last_join_time) *
93		(((float)GlobalSetOptions.joinfloodcount) /
#	Line 103 | Line 105 | add_user_to_channel(struct Channel *chpt
105		if (!IsSetJoinFloodNoticed(chptr))
106		{
107		SetJoinFloodNoticed(chptr);
108	<	sendto_realops_flags(UMODE_BOTS, L_ALL,
108	>	sendto_realops_flags(UMODE_BOTS, L_ALL, SEND_NOTICE,
109		"Possible Join Flooder %s on %s target: %s",
110		get_client_name(who, HIDE_IP),
111		who->servptr->name, chptr->chname);
#	Line 113 | Line 115 | add_user_to_channel(struct Channel *chpt
115		chptr->last_join_time = CurrentTime;
116		}
117
118	<	ms = BlockHeapAlloc(member_heap);
118	>	ms = mp_pool_get(member_pool);
119		ms->client_p = who;
120		ms->chptr = chptr;
121		ms->flags = flags;
#	Line 122 | Line 124 | add_user_to_channel(struct Channel *chpt
124		dlinkAdd(ms, &ms->usernode, &who->channel);
125		}
126
127	<	/*! \brief deletes an user from a channel by removing a link in the
127	>	/*! \brief Deletes an user from a channel by removing a link in the
128		*         channels member chain.
129	<	* \param member pointer to Membership struct
129	>	* \param member Pointer to Membership struct
130		*/
131		void
132		remove_user_from_channel(struct Membership *member)
#	Line 135 | Line 137 | remove_user_from_channel(struct Membersh
137		dlinkDelete(&member->channode, &chptr->members);
138		dlinkDelete(&member->usernode, &client_p->channel);
139
140	<	BlockHeapFree(member_heap, member);
140	>	mp_pool_release(member);
141
142		if (chptr->members.head == NULL)
143		destroy_channel(chptr);
#	Line 149 | Line 151 | remove_user_from_channel(struct Membersh
151		*/
152		static void
153		send_members(struct Client *client_p, struct Channel *chptr,
154	<	char *lmodebuf, char *lparabuf)
154	>	char *modebuf, char *parabuf)
155		{
156	<	struct Membership *ms;
155	<	dlink_node *ptr;
156	>	const dlink_node *ptr = NULL;
157		int tlen;              /* length of text to append */
158		char *t, *start;       /* temp char pointer */
159
160	<	start = t = buf + ircsprintf(buf, ":%s SJOIN %lu %s %s %s:",
161	<	ID_or_name(&me, client_p),
162	<	(unsigned long)chptr->channelts,
162	<	chptr->chname, lmodebuf, lparabuf);
160	>	start = t = buf + snprintf(buf, sizeof(buf), ":%s SJOIN %lu %s %s %s:",
161	>	me.id, (unsigned long)chptr->channelts,
162	>	chptr->chname, modebuf, parabuf);
163
164		DLINK_FOREACH(ptr, chptr->members.head)
165		{
166	<	ms = ptr->data;
166	>	const struct Membership *ms = ptr->data;
167
168	<	tlen = strlen(IsCapable(client_p, CAP_TS6) ?
169	<	ID(ms->client_p) : ms->client_p->name) + 1;  /* nick + space */
168	>	tlen = strlen(ms->client_p->id) + 1;  /* +1 for space */
169
170		if (ms->flags & CHFL_CHANOP)
171	<	tlen++;
172	<	#ifdef HALFOPS
173	<	else if (ms->flags & CHFL_HALFOP)
175	<	tlen++;
176	<	#endif
171	>	++tlen;
172	>	if (ms->flags & CHFL_HALFOP)
173	>	++tlen;
174		if (ms->flags & CHFL_VOICE)
175	<	tlen++;
175	>	++tlen;
176
177	<	/* space will be converted into CR, but we also need space for LF..
178	<	* That's why we use '- 1' here
179	<	* -adx */
177	>	/*
178	>	* Space will be converted into CR, but we also need space for LF..
179	>	* That's why we use '- 1' here -adx
180	>	*/
181		if (t + tlen - buf > IRCD_BUFSIZE - 1)
182		{
183	<	*(t - 1) = '\0';  /* kill the space and terminate the string */
183	>	*(t - 1) = '\0';  /* Kill the space and terminate the string */
184		sendto_one(client_p, "%s", buf);
185		t = start;
186		}
187
188	<	if ((ms->flags & (CHFL_CHANOP | CHFL_HALFOP)))
189	<	*t++ = (!(ms->flags & CHFL_CHANOP) && IsCapable(client_p, CAP_HOPS)) ?
190	<	'%' : '@';
191	<	if ((ms->flags & CHFL_VOICE))
188	>	if (ms->flags & CHFL_CHANOP)
189	>	*t++ = '@';
190	>	if (ms->flags & CHFL_HALFOP)
191	>	*t++ = '%';
192	>	if (ms->flags & CHFL_VOICE)
193		*t++ = '+';
194
195	<	if (IsCapable(client_p, CAP_TS6))
196	<	strcpy(t, ID(ms->client_p));
198	<	else
199	<	strcpy(t, ms->client_p->name);
195	>	strcpy(t, ms->client_p->id);
196	>
197		t += strlen(t);
198		*t++ = ' ';
199		}
200
201	<	/* should always be non-NULL unless we have a kind of persistent channels */
202	<	if (chptr->members.head != NULL)
203	<	t--;  /* take the space out */
201	>	/* Should always be non-NULL unless we have a kind of persistent channels */
202	>	if (chptr->members.head)
203	>	t--;  /* Take the space out */
204		*t = '\0';
205		sendto_one(client_p, "%s", buf);
206		}
207
208	<	/*! \brief sends +b/+e/+I
209	<	* \param client_p client pointer to server
210	<	* \param chptr    pointer to channel
211	<	* \param top      pointer to top of mode link list to send
212	<	* \param flag     char flag flagging type of mode. Currently this can be 'b', e' or 'I'
208	>	/*! \brief Sends +b/+e/+I
209	>	* \param client_p Client pointer to server
210	>	* \param chptr    Pointer to channel
211	>	* \param list     Pointer to list of modes to send
212	>	* \param flag     Char flag flagging type of mode. Currently this can be 'b', e' or 'I'
213		*/
214		static void
215		send_mode_list(struct Client *client_p, struct Channel *chptr,
216	<	dlink_list *top, char flag)
216	>	const dlink_list *list, char flag)
217		{
218	<	int ts5 = !IsCapable(client_p, CAP_TS6);
219	<	dlink_node *lp;
220	<	struct Ban *banptr;
221	<	char pbuf[IRCD_BUFSIZE];
225	<	int tlen, mlen, cur_len, count = 0;
226	<	char *mp = NULL, *pp = pbuf;
218	>	const dlink_node *ptr = NULL;
219	>	char pbuf[IRCD_BUFSIZE] = "";
220	>	int tlen, mlen, cur_len;
221	>	char *pp = pbuf;
222
223	<	if (top == NULL || top->length == 0)
223	>	if (list->length == 0)
224		return;
225
226	<	if (ts5)
227	<	mlen = ircsprintf(buf, ":%s MODE %s +", me.name, chptr->chname);
228	<	else
234	<	mlen = ircsprintf(buf, ":%s BMASK %lu %s %c :", me.id,
235	<	(unsigned long)chptr->channelts, chptr->chname, flag);
236	<
237	<	/* MODE needs additional one byte for space between buf and pbuf */
238	<	cur_len = mlen + ts5;
239	<	mp = buf + mlen;
226	>	mlen = snprintf(buf, sizeof(buf), ":%s BMASK %lu %s %c :", me.id,
227	>	(unsigned long)chptr->channelts, chptr->chname, flag);
228	>	cur_len = mlen;
229
230	<	DLINK_FOREACH(lp, top->head)
230	>	DLINK_FOREACH(ptr, list->head)
231		{
232	<	banptr = lp->data;
232	>	const struct Ban *banptr = ptr->data;
233
234	<	/* must add another b/e/I letter if we use MODE */
246	<	tlen = banptr->len + 3 + ts5;
234	>	tlen = banptr->len + 3;  /* +3 for ! + @ + space */
235
236		/*
237	<	* send buffer and start over if we cannot fit another ban,
250	<	* or if the target is non-ts6 and we have too many modes in
251	<	* in this line.
237	>	* Send buffer and start over if we cannot fit another ban
238		*/
239	<	if (cur_len + (tlen - 1) > IRCD_BUFSIZE - 2 ||
254	<	(!IsCapable(client_p, CAP_TS6) &&
255	<	(count >= MAXMODEPARAMS || pp - pbuf >= MODEBUFLEN)))
239	>	if (cur_len + (tlen - 1) > IRCD_BUFSIZE - 2)
240		{
241	<	*(pp - 1) = '\0';  /* get rid of trailing space on buffer */
242	<	sendto_one(client_p, "%s%s%s", buf, ts5 ? " " : "", pbuf);
241	>	*(pp - 1) = '\0';  /* Get rid of trailing space on buffer */
242	>	sendto_one(client_p, "%s%s", buf, pbuf);
243
244	<	cur_len = mlen + ts5;
261	<	mp = buf + mlen;
244	>	cur_len = mlen;
245		pp = pbuf;
263	–	count = 0;
264	–	}
265	–
266	–	count++;
267	–	if (ts5)
268	–	{
269	–	*mp++ = flag;
270	–	*mp = '\0';
246		}
247
248	<	pp += ircsprintf(pp, "%s!%s@%s ", banptr->name, banptr->username,
249	<	banptr->host);
248	>	pp += sprintf(pp, "%s!%s@%s ", banptr->name, banptr->user,
249	>	banptr->host);
250		cur_len += tlen;
251		}
252
253	<	*(pp - 1) = '\0';  /* get rid of trailing space on buffer */
254	<	sendto_one(client_p, "%s%s%s", buf, ts5 ? " " : "", pbuf);
253	>	*(pp - 1) = '\0';  /* Get rid of trailing space on buffer */
254	>	sendto_one(client_p, "%s%s", buf, pbuf);
255		}
256
257	<	/*! \brief send "client_p" a full list of the modes for channel chptr
258	<	* \param client_p pointer to client client_p
259	<	* \param chptr    pointer to channel pointer
257	>	/*! \brief Send "client_p" a full list of the modes for channel chptr
258	>	* \param client_p Pointer to client client_p
259	>	* \param chptr    Pointer to channel pointer
260		*/
261		void
262		send_channel_modes(struct Client *client_p, struct Channel *chptr)
263		{
264	<	if (chptr->chname[0] != '#')
265	<	return;
264	>	char modebuf[MODEBUFLEN] = "";
265	>	char parabuf[MODEBUFLEN] = "";
266
292	–	*modebuf = *parabuf = '\0';
267		channel_modes(chptr, client_p, modebuf, parabuf);
268		send_members(client_p, chptr, modebuf, parabuf);
269
270		send_mode_list(client_p, chptr, &chptr->banlist, 'b');
271	<
272	<	if (IsCapable(client_p, CAP_EX))
299	<	send_mode_list(client_p, chptr, &chptr->exceptlist, 'e');
300	<	if (IsCapable(client_p, CAP_IE))
301	<	send_mode_list(client_p, chptr, &chptr->invexlist, 'I');
271	>	send_mode_list(client_p, chptr, &chptr->exceptlist, 'e');
272	>	send_mode_list(client_p, chptr, &chptr->invexlist, 'I');
273		}
274
275	<	/*! \brief check channel name for invalid characters
276	<	* \param name pointer to channel name string
277	<	* \param local indicates whether it's a local or remote creation
275	>	/*! \brief Check channel name for invalid characters
276	>	* \param name Pointer to channel name string
277	>	* \param local Indicates whether it's a local or remote creation
278		* \return 0 if invalid, 1 otherwise
279		*/
280		int
281	<	check_channel_name(const char *name, int local)
281	>	check_channel_name(const char *name, const int local)
282		{
283		const char *p = name;
284	<	int max_length = local ? LOCAL_CHANNELLEN : CHANNELLEN;
284	>
285		assert(name != NULL);
286
287		if (!IsChanPrefix(*p))
#	Line 329 | Line 300 | check_channel_name(const char *name, int
300		return 0;
301		}
302
303	<	return p - name <= max_length;
303	>	return p - name <= CHANNELLEN;
304		}
305
306		void
#	Line 338 | Line 309 | remove_ban(struct Ban *bptr, dlink_list
309		dlinkDelete(&bptr->node, list);
310
311		MyFree(bptr->name);
312	<	MyFree(bptr->username);
312	>	MyFree(bptr->user);
313		MyFree(bptr->host);
314		MyFree(bptr->who);
315
316	<	BlockHeapFree(ban_heap, bptr);
316	>	mp_pool_release(bptr);
317		}
318
319		/* free_channel_list()
#	Line 354 | Line 325 | remove_ban(struct Ban *bptr, dlink_list
325		void
326		free_channel_list(dlink_list *list)
327		{
328	<	dlink_node *ptr = NULL, *next_ptr = NULL;
328	>	dlink_node *ptr = NULL, *ptr_next = NULL;
329
330	<	DLINK_FOREACH_SAFE(ptr, next_ptr, list->head)
330	>	DLINK_FOREACH_SAFE(ptr, ptr_next, list->head)
331		remove_ban(ptr->data, list);
332
333		assert(list->tail == NULL && list->head == NULL);
#	Line 364 | Line 335 | free_channel_list(dlink_list *list)
335
336		/*! \brief Get Channel block for chname (and allocate a new channel
337		*         block, if it didn't exist before)
338	<	* \param chname channel name
339	<	* \return channel block
338	>	* \param chname Channel name
339	>	* \return Channel block
340		*/
341		struct Channel *
342		make_channel(const char *chname)
#	Line 374 | Line 345 | make_channel(const char *chname)
345
346		assert(!EmptyString(chname));
347
348	<	chptr = BlockHeapAlloc(channel_heap);
348	>	chptr = mp_pool_get(channel_pool);
349
350	<	/* doesn't hurt to set it here */
350	>	/* Doesn't hurt to set it here */
351		chptr->channelts = CurrentTime;
352		chptr->last_join_time = CurrentTime;
353
354		strlcpy(chptr->chname, chname, sizeof(chptr->chname));
355	<	dlinkAdd(chptr, &chptr->node, &global_channel_list);
355	>	dlinkAdd(chptr, &chptr->node, &channel_list);
356
357		hash_add_channel(chptr);
358
359		return chptr;
360		}
361
362	<	/*! \brief walk through this channel, and destroy it.
363	<	* \param chptr channel pointer
362	>	/*! \brief Walk through this channel, and destroy it.
363	>	* \param chptr Channel pointer
364		*/
365		void
366		destroy_channel(struct Channel *chptr)
#	Line 399 | Line 370 | destroy_channel(struct Channel *chptr)
370		DLINK_FOREACH_SAFE(ptr, ptr_next, chptr->invites.head)
371		del_invite(chptr, ptr->data);
372
373	<	/* free ban/exception/invex lists */
373	>	/* Free ban/exception/invex lists */
374		free_channel_list(&chptr->banlist);
375		free_channel_list(&chptr->exceptlist);
376		free_channel_list(&chptr->invexlist);
377
378	<	dlinkDelete(&chptr->node, &global_channel_list);
378	>	dlinkDelete(&chptr->node, &channel_list);
379		hash_del_channel(chptr);
380
381	<	BlockHeapFree(channel_heap, chptr);
381	>	mp_pool_release(chptr);
382		}
383
384		/*!
385	<	* \param chptr pointer to channel
386	<	* \return string pointer "=" if public, "@" if secret else "*"
385	>	* \param chptr Pointer to channel
386	>	* \return String pointer "=" if public, "@" if secret else "*"
387		*/
388		static const char *
389		channel_pub_or_secret(const struct Channel *chptr)
#	Line 425 | Line 396 | channel_pub_or_secret(const struct Chann
396		}
397
398		/*! \brief lists all names on given channel
399	<	* \param source_p pointer to client struct requesting names
400	<	* \param chptr    pointer to channel block
401	<	* \param show_eon show ENDOFNAMES numeric or not
399	>	* \param source_p Pointer to client struct requesting names
400	>	* \param chptr    Pointer to channel block
401	>	* \param show_eon Show RPL_ENDOFNAMES numeric or not
402		*                 (don't want it with /names with no params)
403		*/
404		void
405		channel_member_names(struct Client *source_p, struct Channel *chptr,
406		int show_eon)
407		{
408	<	struct Client *target_p = NULL;
409	<	struct Membership *ms = NULL;
439	<	dlink_node *ptr = NULL;
440	<	char lbuf[IRCD_BUFSIZE + 1];
408	>	const dlink_node *ptr = NULL;
409	>	char lbuf[IRCD_BUFSIZE + 1] = "";
410		char *t = NULL, *start = NULL;
411		int tlen = 0;
412		int is_member = IsMember(source_p, chptr);
413		int multi_prefix = HasCap(source_p, CAP_MULTI_PREFIX) != 0;
414	+	int uhnames = HasCap(source_p, CAP_UHNAMES) != 0;
415
416		if (PubChannel(chptr) || is_member)
417		{
418	<	t = lbuf + ircsprintf(lbuf, form_str(RPL_NAMREPLY),
419	<	me.name, source_p->name,
420	<	channel_pub_or_secret(chptr),
451	<	chptr->chname);
418	>	t = lbuf + snprintf(lbuf, sizeof(lbuf), numeric_form(RPL_NAMREPLY),
419	>	me.name, source_p->name,
420	>	channel_pub_or_secret(chptr), chptr->chname);
421		start = t;
422
423		DLINK_FOREACH(ptr, chptr->members.head)
424		{
425	<	ms       = ptr->data;
457	<	target_p = ms->client_p;
425	>	const struct Membership *ms = ptr->data;
426
427	<	if (HasUMode(target_p, UMODE_INVISIBLE) && !is_member)
427	>	if (HasUMode(ms->client_p, UMODE_INVISIBLE) && !is_member)
428		continue;
429
430	<	tlen = strlen(target_p->name) + 1;  /* nick + space */
430	>	if (!uhnames)
431	>	tlen = strlen(ms->client_p->name) + 1;  /* +1 for space */
432	>	else
433	>	tlen = strlen(ms->client_p->name) + strlen(ms->client_p->username) +
434	>	strlen(ms->client_p->host) + 3;  /* +3 for ! + @ + space */
435
436		if (!multi_prefix)
437		{
#	Line 483 | Line 455 | channel_member_names(struct Client *sour
455		t = start;
456		}
457
458	<	t += ircsprintf(t, "%s%s ", get_member_status(ms, multi_prefix),
459	<	target_p->name);
458	>	if (!uhnames)
459	>	t += sprintf(t, "%s%s ", get_member_status(ms, multi_prefix),
460	>	ms->client_p->name);
461	>	else
462	>	t += sprintf(t, "%s%s!%s@%s ", get_member_status(ms, multi_prefix),
463	>	ms->client_p->name, ms->client_p->username,
464	>	ms->client_p->host);
465		}
466
467	<	if (tlen != 0)
467	>	if (tlen)
468		{
469		*(t - 1) = '\0';
470		sendto_one(source_p, "%s", lbuf);
#	Line 495 | Line 472 | channel_member_names(struct Client *sour
472		}
473
474		if (show_eon)
475	<	sendto_one(source_p, form_str(RPL_ENDOFNAMES),
499	<	me.name, source_p->name, chptr->chname);
475	>	sendto_one_numeric(source_p, &me, RPL_ENDOFNAMES, chptr->chname);
476		}
477
478	<	/*! \brief adds client to invite list
479	<	* \param chptr pointer to channel block
480	<	* \param who   pointer to client to add invite to
478	>	/*! \brief Adds client to invite list
479	>	* \param chptr Pointer to channel block
480	>	* \param who   Pointer to client to add invite to
481		*/
482		void
483		add_invite(struct Channel *chptr, struct Client *who)
#	Line 509 | Line 485 | add_invite(struct Channel *chptr, struct
485		del_invite(chptr, who);
486
487		/*
488	<	* delete last link in chain if the list is max length
488	>	* Delete last link in chain if the list is max length
489		*/
490		if (dlink_list_length(&who->localClient->invited) >=
491	<	ConfigChannel.max_chans_per_user)
491	>	ConfigChannel.max_channels)
492		del_invite(who->localClient->invited.tail->data, who);
493
494	<	/* add client to channel invite list */
494	>	/* Add client to channel invite list */
495		dlinkAdd(who, make_dlink_node(), &chptr->invites);
496
497	<	/* add channel to the end of the client invite list */
497	>	/* Add channel to the end of the client invite list */
498		dlinkAdd(chptr, make_dlink_node(), &who->localClient->invited);
499		}
500
501		/*! \brief Delete Invite block from channel invite list
502		*         and client invite list
503	<	* \param chptr pointer to Channel struct
504	<	* \param who   pointer to client to remove invites from
503	>	* \param chptr Pointer to Channel struct
504	>	* \param who   Pointer to client to remove invites from
505		*/
506		void
507		del_invite(struct Channel *chptr, struct Client *who)
#	Line 551 | Line 527 | del_invite(struct Channel *chptr, struct
527		* (like in get_client_name)
528		*/
529		const char *
530	<	get_member_status(const struct Membership *ms, int combine)
530	>	get_member_status(const struct Membership *ms, const int combine)
531		{
532	<	static char buffer[4];
533	<	char *p = NULL;
558	<
559	<	if (ms == NULL)
560	<	return "";
561	<	p = buffer;
532	>	static char buffer[4];  /* 4 for @%+\0 */
533	>	char *p = buffer;
534
535		if (ms->flags & CHFL_CHANOP)
536		{
#	Line 567 | Line 539 | get_member_status(const struct Membershi
539		*p++ = '@';
540		}
541
570	–	#ifdef HALFOPS
542		if (ms->flags & CHFL_HALFOP)
543		{
544		if (!combine)
545		return "%";
546		*p++ = '%';
547		}
577	–	#endif
548
549		if (ms->flags & CHFL_VOICE)
550		*p++ = '+';
#	Line 584 | Line 554 | get_member_status(const struct Membershi
554		}
555
556		/*!
557	<	* \param who  pointer to Client to check
558	<	* \param list pointer to ban list to search
557	>	* \param who  Pointer to Client to check
558	>	* \param list Pointer to ban list to search
559		* \return 1 if ban found for given n!u\@h mask, 0 otherwise
560		*
561		*/
#	Line 596 | Line 566 | find_bmask(const struct Client *who, con
566
567		DLINK_FOREACH(ptr, list->head)
568		{
569	<	struct Ban *bp = ptr->data;
569	>	const struct Ban *bp = ptr->data;
570
571	<	if (match(bp->name, who->name) && match(bp->username, who->username))
571	>	if (!match(bp->name, who->name) && !match(bp->user, who->username))
572		{
573		switch (bp->type)
574		{
575		case HM_HOST:
576	<	if (match(bp->host, who->host) || match(bp->host, who->sockhost))
576	>	if (!match(bp->host, who->host) || !match(bp->host, who->sockhost))
577		return 1;
578		break;
579		case HM_IPV4:
#	Line 628 | Line 598 | find_bmask(const struct Client *who, con
598		}
599
600		/*!
601	<	* \param chptr pointer to channel block
602	<	* \param who   pointer to client to check access fo
601	>	* \param chptr Pointer to channel block
602	>	* \param who   Pointer to client to check access fo
603		* \return 0 if not banned, 1 otherwise
604		*/
605		int
606		is_banned(const struct Channel *chptr, const struct Client *who)
607		{
608		if (find_bmask(who, &chptr->banlist))
609	<	if (!ConfigChannel.use_except || !find_bmask(who, &chptr->exceptlist))
609	>	if (!find_bmask(who, &chptr->exceptlist))
610		return 1;
611
612		return 0;
613		}
614
615	<	/*!
616	<	* \param source_p pointer to client attempting to join
617	<	* \param chptr    pointer to channel
618	<	* \param key      key sent by client attempting to join if present
615	>	/*! Tests if a client can join a certain channel
616	>	* \param source_p Pointer to client attempting to join
617	>	* \param chptr    Pointer to channel
618	>	* \param key      Key sent by client attempting to join if present
619		* \return ERR_BANNEDFROMCHAN, ERR_INVITEONLYCHAN, ERR_CHANNELISFULL
620		*         or 0 if allowed to join.
621		*/
622		int
623		can_join(struct Client *source_p, struct Channel *chptr, const char *key)
624		{
625	<	if (is_banned(chptr, source_p))
656	<	return ERR_BANNEDFROMCHAN;
657	<
658	<	#ifdef HAVE_LIBCRYPTO
659	<	if ((chptr->mode.mode & MODE_SSLONLY) && !source_p->localClient->fd.ssl)
625	>	if ((chptr->mode.mode & MODE_SSLONLY) && !HasUMode(source_p, UMODE_SSL))
626		return ERR_SSLONLYCHAN;
661	–	#endif
627
628		if ((chptr->mode.mode & MODE_REGONLY) && !HasUMode(source_p, UMODE_REGISTERED))
629		return ERR_NEEDREGGEDNICK;
#	Line 668 | Line 633 | can_join(struct Client *source_p, struct
633
634		if (chptr->mode.mode & MODE_INVITEONLY)
635		if (!dlinkFind(&source_p->localClient->invited, chptr))
636	<	if (!ConfigChannel.use_invex || !find_bmask(source_p, &chptr->invexlist))
636	>	if (!find_bmask(source_p, &chptr->invexlist))
637		return ERR_INVITEONLYCHAN;
638
639	<	if (chptr->mode.key[0] && (!key || irccmp(chptr->mode.key, key)))
639	>	if (chptr->mode.key[0] && (!key || strcmp(chptr->mode.key, key)))
640		return ERR_BADCHANNELKEY;
641
642		if (chptr->mode.limit && dlink_list_length(&chptr->members) >=
643		chptr->mode.limit)
644		return ERR_CHANNELISFULL;
645
646	+	if (is_banned(chptr, source_p))
647	+	return ERR_BANNEDFROMCHAN;
648	+
649		return 0;
650		}
651
652		int
653	<	has_member_flags(struct Membership *ms, unsigned int flags)
653	>	has_member_flags(const struct Membership *ms, const unsigned int flags)
654		{
655	<	if (ms != NULL)
688	<	return ms->flags & flags;
689	<	return 0;
655	>	return ms && (ms->flags & flags);
656		}
657
658		struct Membership *
#	Line 697 | Line 663 | find_channel_link(struct Client *client_
663		if (!IsClient(client_p))
664		return NULL;
665
666	<	DLINK_FOREACH(ptr, client_p->channel.head)
667	<	if (((struct Membership *)ptr->data)->chptr == chptr)
668	<	return ptr->data;
666	>	if (dlink_list_length(&chptr->members) < dlink_list_length(&client_p->channel))
667	>	{
668	>	DLINK_FOREACH(ptr, chptr->members.head)
669	>	if (((struct Membership *)ptr->data)->client_p == client_p)
670	>	return ptr->data;
671	>	}
672	>	else
673	>	{
674	>	DLINK_FOREACH(ptr, client_p->channel.head)
675	>	if (((struct Membership *)ptr->data)->chptr == chptr)
676	>	return ptr->data;
677	>	}
678
679		return NULL;
680		}
681
682	<	/*!
683	<	* \param chptr    pointer to Channel struct
684	<	* \param source_p pointer to Client struct
685	<	* \param ms       pointer to Membership struct (can be NULL)
682	>	/*! Tests if a client can send to a channel
683	>	* \param message The actual message string the client wants to send
684	>	* \return 1 if the message does contain any control codes, 0 otherwise
685	>	*/
686	>	static int
687	>	msg_has_ctrls(const char *message)
688	>	{
689	>	const unsigned char *p = (const unsigned char *)message;
690	>
691	>	for (; *p; ++p)
692	>	{
693	>	if (*p > 31 || *p == 1)
694	>	continue;  /* No control code or CTCP */
695	>
696	>	if (*p == 27)  /* Escape */
697	>	{
698	>	/* ISO 2022 charset shift sequence */
699	>	if (*(p + 1) == '$' ||
700	>	*(p + 1) == '(')
701	>	{
702	>	++p;
703	>	continue;
704	>	}
705	>	}
706	>
707	>	return 1;  /* Control code */
708	>	}
709	>
710	>	return 0;
711	>	}
712	>
713	>	/*! Tests if a client can send to a channel
714	>	* \param chptr    Pointer to Channel struct
715	>	* \param source_p Pointer to Client struct
716	>	* \param ms       Pointer to Membership struct (can be NULL)
717	>	* \param message  The actual message string the client wants to send
718		* \return CAN_SEND_OPV if op or voiced on channel\n
719		*         CAN_SEND_NONOP if can send to channel but is not an op\n
720		*         ERR_CANNOTSENDTOCHAN or ERR_NEEDREGGEDNICK if they cannot send to channel\n
721		*/
722		int
723	<	can_send(struct Channel *chptr, struct Client *source_p, struct Membership *ms)
723	>	can_send(struct Channel *chptr, struct Client *source_p,
724	>	struct Membership *ms, const char *message)
725		{
726	+	struct MaskItem *conf = NULL;
727	+
728		if (IsServer(source_p) || HasFlag(source_p, FLAGS_SERVICE))
729		return CAN_SEND_OPV;
730
731		if (MyClient(source_p) && !IsExemptResv(source_p))
732		if (!(HasUMode(source_p, UMODE_OPER) && ConfigFileEntry.oper_pass_resv))
733	<	if (!hash_find_resv(chptr->chname) == ConfigChannel.restrict_channels)
733	>	if ((conf = match_find_resv(chptr->chname)) && !resv_find_exempt(source_p, conf))
734		return ERR_CANNOTSENDTOCHAN;
735
736	<	if (ms != NULL || (ms = find_channel_link(source_p, chptr)))
737	<	{
736	>	if ((chptr->mode.mode & MODE_NOCTRL) && msg_has_ctrls(message))
737	>	return ERR_NOCTRLSONCHAN;
738	>	if (ms || (ms = find_channel_link(source_p, chptr)))
739		if (ms->flags & (CHFL_CHANOP|CHFL_HALFOP|CHFL_VOICE))
740		return CAN_SEND_OPV;
741	+	if (!ms && (chptr->mode.mode & MODE_NOPRIVMSGS))
742	+	return ERR_CANNOTSENDTOCHAN;
743	+	if (chptr->mode.mode & MODE_MODERATED)
744	+	return ERR_CANNOTSENDTOCHAN;
745	+	if ((chptr->mode.mode & MODE_MODREG) && !HasUMode(source_p, UMODE_REGISTERED))
746	+	return ERR_NEEDREGGEDNICK;
747
748	<	/* cache can send if quiet_on_ban and banned */
749	<	if (ConfigChannel.quiet_on_ban && MyClient(source_p))
748	>	/* Cache can send if banned */
749	>	if (MyClient(source_p))
750	>	{
751	>	if (ms)
752		{
753		if (ms->flags & CHFL_BAN_SILENCED)
754		return ERR_CANNOTSENDTOCHAN;
#	Line 745 | Line 764 | can_send(struct Channel *chptr, struct C
764		ms->flags |= CHFL_BAN_CHECKED;
765		}
766		}
767	+	else if (is_banned(chptr, source_p))
768	+	return ERR_CANNOTSENDTOCHAN;
769		}
749	–	else if (chptr->mode.mode & MODE_NOPRIVMSGS)
750	–	return ERR_CANNOTSENDTOCHAN;
751	–
752	–	if (chptr->mode.mode & MODE_MODERATED)
753	–	return ERR_CANNOTSENDTOCHAN;
770
771		return CAN_SEND_NONOP;
772		}
#	Line 758 | Line 774 | can_send(struct Channel *chptr, struct C
774		/*! \brief Updates the client's oper_warn_count_down, warns the
775		*         IRC operators if necessary, and updates
776		*         join_leave_countdown as needed.
777	<	* \param source_p pointer to struct Client to check
778	<	* \param name     channel name or NULL if this is a part.
777	>	* \param source_p Pointer to struct Client to check
778	>	* \param name     Channel name or NULL if this is a part.
779		*/
780		void
781		check_spambot_warning(struct Client *source_p, const char *name)
#	Line 778 | Line 794 | check_spambot_warning(struct Client *sou
794
795		if (source_p->localClient->oper_warn_count_down == 0)
796		{
797	<	/* Its already known as a possible spambot */
798	<	if (name != NULL)
799	<	sendto_realops_flags(UMODE_BOTS, L_ALL,
797	>	/* It's already known as a possible spambot */
798	>	if (name)
799	>	sendto_realops_flags(UMODE_BOTS, L_ALL, SEND_NOTICE,
800		"User %s (%s@%s) trying to join %s is a possible spambot",
801		source_p->name, source_p->username,
802		source_p->host, name);
803		else
804	<	sendto_realops_flags(UMODE_BOTS, L_ALL,
804	>	sendto_realops_flags(UMODE_BOTS, L_ALL, SEND_NOTICE,
805		"User %s (%s@%s) is a possible spambot",
806		source_p->name, source_p->username,
807		source_p->host);
#	Line 807 | Line 823 | check_spambot_warning(struct Client *sou
823		{
824		if ((CurrentTime - (source_p->localClient->last_join_time)) <
825		GlobalSetOptions.spam_time)
826	<	{
811	<	/* oh, its a possible spambot */
812	<	source_p->localClient->join_leave_count++;
813	<	}
826	>	source_p->localClient->join_leave_count++;  /* It's a possible spambot */
827		}
828
829	<	if (name != NULL)
829	>	if (name)
830		source_p->localClient->last_join_time = CurrentTime;
831		else
832		source_p->localClient->last_leave_time = CurrentTime;
833		}
834		}
835
836	<	/*! \brief compares usercount and servercount against their split
836	>	/*! \brief Compares usercount and servercount against their split
837		*         values and adjusts splitmode accordingly
838		* \param unused Unused address pointer
839		*/
#	Line 836 | Line 849 | check_splitmode(void *unused)
849		{
850		splitmode = 1;
851
852	<	sendto_realops_flags(UMODE_ALL,L_ALL,
852	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
853		"Network split, activating splitmode");
854	<	eventAddIsh("check_splitmode", check_splitmode, NULL, 10);
854	>	event_add(&splitmode_event, NULL);
855		}
856	<	else if (splitmode && (server > split_servers) && (Count.total > split_users))
856	>	else if (splitmode && (server >= split_servers) && (Count.total >= split_users))
857		{
858		splitmode = 0;
859
860	<	sendto_realops_flags(UMODE_ALL, L_ALL,
860	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
861		"Network rejoined, deactivating splitmode");
862	<	eventDelete(check_splitmode, NULL);
862	>	event_delete(&splitmode_event);
863		}
864		}
865		}
866
867	<	/*! \brief Sets the channel topic for chptr
867	>	/*! \brief Sets the channel topic for a certain channel
868		* \param chptr      Pointer to struct Channel
869		* \param topic      The topic string
870		* \param topic_info n!u\@h formatted string of the topic setter
871	<	* \param topicts    timestamp on the topic
871	>	* \param topicts    Timestamp on the topic
872	>	* \param local      Whether the topic is set by a local client
873		*/
874		void
875	<	set_channel_topic(struct Channel *chptr, const char *topic,
876	<	const char *topic_info, time_t topicts)
875	>	channel_set_topic(struct Channel *chptr, const char *topic,
876	>	const char *topic_info, time_t topicts, int local)
877		{
878	<	strlcpy(chptr->topic, topic, sizeof(chptr->topic));
878	>	if (local)
879	>	strlcpy(chptr->topic, topic, IRCD_MIN(sizeof(chptr->topic), ServerInfo.max_topic_length + 1));
880	>	else
881	>	strlcpy(chptr->topic, topic, sizeof(chptr->topic));
882	>
883		strlcpy(chptr->topic_info, topic_info, sizeof(chptr->topic_info));
884	<	chptr->topic_time = topicts;
884	>	chptr->topic_time = topicts;
885	>	}
886	>
887	>	/* do_join_0()
888	>	*
889	>	* inputs       - pointer to client doing join 0
890	>	* output       - NONE
891	>	* side effects - Use has decided to join 0. This is legacy
892	>	*                from the days when channels were numbers not names. *sigh*
893	>	*                There is a bunch of evilness necessary here due to
894	>	*                anti spambot code.
895	>	*/
896	>	void
897	>	channel_do_join_0(struct Client *source_p)
898	>	{
899	>	dlink_node *ptr = NULL, *ptr_next = NULL;
900	>
901	>	if (source_p->channel.head)
902	>	if (MyConnect(source_p) && !HasUMode(source_p, UMODE_OPER))
903	>	check_spambot_warning(source_p, NULL);
904	>
905	>	DLINK_FOREACH_SAFE(ptr, ptr_next, source_p->channel.head)
906	>	{
907	>	struct Channel *chptr = ((struct Membership *)ptr->data)->chptr;
908	>
909	>	sendto_server(source_p, NOCAPS, NOCAPS, ":%s PART %s",
910	>	source_p->id, chptr->chname);
911	>	sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s!%s@%s PART %s",
912	>	source_p->name, source_p->username,
913	>	source_p->host, chptr->chname);
914	>
915	>	remove_user_from_channel(ptr->data);
916	>	}
917	>	}
918	>
919	>	static char *
920	>	channel_find_last0(struct Client *source_p, char *chanlist)
921	>	{
922	>	int join0 = 0;
923	>
924	>	for (char *p = chanlist; *p; ++p)  /* Find last "JOIN 0" */
925	>	{
926	>	if (*p == '0' && (*(p + 1) == ',' || *(p + 1) == '\0'))
927	>	{
928	>	if ((*p + 1) == ',')
929	>	++p;
930	>
931	>	chanlist = p + 1;
932	>	join0 = 1;
933	>	}
934	>	else
935	>	{
936	>	while (*p != ',' && *p != '\0')  /* Skip past channel name */
937	>	++p;
938	>
939	>	if (*p == '\0')  /* Hit the end */
940	>	break;
941	>	}
942	>	}
943	>
944	>	if (join0)
945	>	channel_do_join_0(source_p);
946	>
947	>	return chanlist;
948	>	}
949	>
950	>	void
951	>	channel_do_join(struct Client *source_p, char *channel, char *key_list)
952	>	{
953	>	char *p = NULL;
954	>	char *chan = NULL;
955	>	char *chan_list = NULL;
956	>	struct Channel *chptr = NULL;
957	>	struct MaskItem *conf = NULL;
958	>	const struct ClassItem *class = get_class_ptr(&source_p->localClient->confs);
959	>	int i = 0;
960	>	unsigned int flags = 0;
961	>
962	>	chan_list = channel_find_last0(source_p, channel);
963	>
964	>	for (chan = strtoken(&p, chan_list, ","); chan;
965	>	chan = strtoken(&p,      NULL, ","))
966	>	{
967	>	const char *key = NULL;
968	>
969	>	/* If we have any more keys, take the first for this channel. */
970	>	if (!EmptyString(key_list) && (key_list = strchr(key = key_list, ',')))
971	>	*key_list++ = '\0';
972	>
973	>	/* Empty keys are the same as no keys. */
974	>	if (key && *key == '\0')
975	>	key = NULL;
976	>
977	>	if (!check_channel_name(chan, 1))
978	>	{
979	>	sendto_one_numeric(source_p, &me, ERR_BADCHANNAME, chan);
980	>	continue;
981	>	}
982	>
983	>	if (!IsExemptResv(source_p) &&
984	>	!(HasUMode(source_p, UMODE_OPER) && ConfigFileEntry.oper_pass_resv) &&
985	>	((conf = match_find_resv(chan)) && !resv_find_exempt(source_p, conf)))
986	>	{
987	>	++conf->count;
988	>	sendto_one_numeric(source_p, &me, ERR_CHANBANREASON,
989	>	chan, conf->reason ? conf->reason : "Reserved channel");
990	>	sendto_realops_flags(UMODE_REJ, L_ALL, SEND_NOTICE,
991	>	"Forbidding reserved channel %s from user %s",
992	>	chan, get_client_name(source_p, HIDE_IP));
993	>	continue;
994	>	}
995	>
996	>	if (dlink_list_length(&source_p->channel) >=
997	>	((class->max_channels) ? class->max_channels : ConfigChannel.max_channels))
998	>	{
999	>	sendto_one_numeric(source_p, &me, ERR_TOOMANYCHANNELS, chan);
1000	>	break;
1001	>	}
1002	>
1003	>	if ((chptr = hash_find_channel(chan)))
1004	>	{
1005	>	if (IsMember(source_p, chptr))
1006	>	continue;
1007	>
1008	>	if (splitmode && !HasUMode(source_p, UMODE_OPER) &&
1009	>	ConfigChannel.no_join_on_split)
1010	>	{
1011	>	sendto_one_numeric(source_p, &me, ERR_UNAVAILRESOURCE, chptr->chname);
1012	>	continue;
1013	>	}
1014	>
1015	>	/*
1016	>	* can_join checks for +i key, bans.
1017	>	*/
1018	>	if ((i = can_join(source_p, chptr, key)))
1019	>	{
1020	>	sendto_one_numeric(source_p, &me, i, chptr->chname);
1021	>	continue;
1022	>	}
1023	>
1024	>	/*
1025	>	* This should never be the case unless there is some sort of
1026	>	* persistant channels.
1027	>	*/
1028	>	if (dlink_list_length(&chptr->members) == 0)
1029	>	flags = CHFL_CHANOP;
1030	>	else
1031	>	flags = 0;
1032	>	}
1033	>	else
1034	>	{
1035	>	if (splitmode && !HasUMode(source_p, UMODE_OPER) &&
1036	>	(ConfigChannel.no_create_on_split || ConfigChannel.no_join_on_split))
1037	>	{
1038	>	sendto_one_numeric(source_p, &me, ERR_UNAVAILRESOURCE, chan);
1039	>	continue;
1040	>	}
1041	>
1042	>	flags = CHFL_CHANOP;
1043	>	chptr = make_channel(chan);
1044	>	}
1045	>
1046	>	if (!HasUMode(source_p, UMODE_OPER))
1047	>	check_spambot_warning(source_p, chptr->chname);
1048	>
1049	>	add_user_to_channel(chptr, source_p, flags, 1);
1050	>
1051	>	/*
1052	>	*  Set timestamp if appropriate, and propagate
1053	>	*/
1054	>	if (flags == CHFL_CHANOP)
1055	>	{
1056	>	chptr->channelts = CurrentTime;
1057	>	chptr->mode.mode |= MODE_TOPICLIMIT;
1058	>	chptr->mode.mode |= MODE_NOPRIVMSGS;
1059	>
1060	>	sendto_server(source_p, NOCAPS, NOCAPS, ":%s SJOIN %lu %s +nt :@%s",
1061	>	me.id, (unsigned long)chptr->channelts,
1062	>	chptr->chname, source_p->id);
1063	>
1064	>	/*
1065	>	* Notify all other users on the new channel
1066	>	*/
1067	>	sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s!%s@%s JOIN :%s",
1068	>	source_p->name, source_p->username,
1069	>	source_p->host, chptr->chname);
1070	>	sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s MODE %s +nt",
1071	>	me.name, chptr->chname);
1072	>
1073	>	if (source_p->away[0])
1074	>	sendto_channel_local_butone(source_p, 0, CAP_AWAY_NOTIFY, chptr,
1075	>	":%s!%s@%s AWAY :%s",
1076	>	source_p->name, source_p->username,
1077	>	source_p->host, source_p->away);
1078	>	}
1079	>	else
1080	>	{
1081	>	sendto_server(source_p, NOCAPS, NOCAPS, ":%s JOIN %lu %s +",
1082	>	source_p->id, (unsigned long)chptr->channelts,
1083	>	chptr->chname);
1084	>	sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s!%s@%s JOIN :%s",
1085	>	source_p->name, source_p->username,
1086	>	source_p->host, chptr->chname);
1087	>
1088	>	if (source_p->away[0])
1089	>	sendto_channel_local_butone(source_p, 0, CAP_AWAY_NOTIFY, chptr,
1090	>	":%s!%s@%s AWAY :%s",
1091	>	source_p->name, source_p->username,
1092	>	source_p->host, source_p->away);
1093	>	}
1094	>
1095	>	del_invite(chptr, source_p);
1096	>
1097	>	if (chptr->topic[0])
1098	>	{
1099	>	sendto_one_numeric(source_p, &me, RPL_TOPIC, chptr->chname, chptr->topic);
1100	>	sendto_one_numeric(source_p, &me, RPL_TOPICWHOTIME, chptr->chname,
1101	>	chptr->topic_info, chptr->topic_time);
1102	>	}
1103	>
1104	>	channel_member_names(source_p, chptr, 1);
1105	>
1106	>	source_p->localClient->last_join_time = CurrentTime;
1107	>	}
1108	>	}
1109	>
1110	>	/*! \brief Removes a client from a specific channel
1111	>	* \param source_p Pointer to source client to remove
1112	>	* \param name     Name of channel to remove from
1113	>	* \param reason   Part reason to show
1114	>	*/
1115	>	static void
1116	>	channel_part_one_client(struct Client *source_p, const char *name, const char *reason)
1117	>	{
1118	>	struct Channel *chptr = NULL;
1119	>	struct Membership *ms = NULL;
1120	>
1121	>	if ((chptr = hash_find_channel(name)) == NULL)
1122	>	{
1123	>	sendto_one_numeric(source_p, &me, ERR_NOSUCHCHANNEL, name);
1124	>	return;
1125	>	}
1126	>
1127	>	if ((ms = find_channel_link(source_p, chptr)) == NULL)
1128	>	{
1129	>	sendto_one_numeric(source_p, &me, ERR_NOTONCHANNEL, chptr->chname);
1130	>	return;
1131	>	}
1132	>
1133	>	if (MyConnect(source_p) && !HasUMode(source_p, UMODE_OPER))
1134	>	check_spambot_warning(source_p, NULL);
1135	>
1136	>	/*
1137	>	* Remove user from the old channel (if any)
1138	>	* only allow /part reasons in -m chans
1139	>	*/
1140	>	if (*reason && (!MyConnect(source_p) ||
1141	>	((can_send(chptr, source_p, ms, reason) &&
1142	>	(source_p->localClient->firsttime + ConfigFileEntry.anti_spam_exit_message_time)
1143	>	< CurrentTime))))
1144	>	{
1145	>	sendto_server(source_p, NOCAPS, NOCAPS, ":%s PART %s :%s",
1146	>	source_p->id, chptr->chname, reason);
1147	>	sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s!%s@%s PART %s :%s",
1148	>	source_p->name, source_p->username,
1149	>	source_p->host, chptr->chname, reason);
1150	>	}
1151	>	else
1152	>	{
1153	>	sendto_server(source_p, NOCAPS, NOCAPS, ":%s PART %s",
1154	>	source_p->id, chptr->chname);
1155	>	sendto_channel_local(ALL_MEMBERS, 0, chptr, ":%s!%s@%s PART %s",
1156	>	source_p->name, source_p->username,
1157	>	source_p->host, chptr->chname);
1158	>	}
1159	>
1160	>	remove_user_from_channel(ms);
1161	>	}
1162	>
1163	>	void
1164	>	channel_do_part(struct Client *source_p, char *channel, char *reason)
1165	>	{
1166	>	char *p = NULL, *name = NULL;
1167	>	char reasonbuf[KICKLEN + 1] = "";
1168	>
1169	>	if (!EmptyString(reason))
1170	>	strlcpy(reasonbuf, reason, sizeof(reasonbuf));
1171	>
1172	>	for (name = strtoken(&p, channel, ","); name;
1173	>	name = strtoken(&p,    NULL, ","))
1174	>	channel_part_one_client(source_p, name, reasonbuf);
1175		}

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