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

Comparing:
ircd-hybrid-7.2/src/channel.c (file contents), Revision 1013 by michael, Sun Oct 18 14:26:49 2009 UTC vs.
ircd-hybrid/trunk/src/channel.c (file contents), Revision 3183 by michael, Thu Mar 20 16:49:21 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 29 | Line 29
29		#include "channel.h"
30		#include "channel_mode.h"
31		#include "client.h"
32	–	#include "common.h"
32		#include "hash.h"
33	+	#include "conf.h"
34		#include "hostmask.h"
35		#include "irc_string.h"
36	–	#include "sprintf_irc.h"
36		#include "ircd.h"
37		#include "numeric.h"
38	<	#include "s_serv.h"             /* captab */
40	<	#include "s_user.h"
38	>	#include "s_serv.h"
39		#include "send.h"
42	–	#include "s_conf.h"             /* ConfigFileEntry, ConfigChannel */
40		#include "event.h"
41		#include "memory.h"
42	<	#include "balloc.h"
42	>	#include "mempool.h"
43	>	#include "s_misc.h"
44	>	#include "resv.h"
45
47	–	struct config_channel_entry ConfigChannel;
46		dlink_list global_channel_list = { NULL, NULL, 0 };
47	<	BlockHeap *ban_heap;    /*! \todo ban_heap shouldn't be a global var */
47	>	mp_pool_t *ban_pool;    /*! \todo ban_pool shouldn't be a global var */
48
49	<	static BlockHeap *topic_heap = NULL;
50	<	static BlockHeap *member_heap = NULL;
53	<	static BlockHeap *channel_heap = NULL;
49	>	static mp_pool_t *member_pool = NULL;
50	>	static mp_pool_t *channel_pool = NULL;
51
52		static char buf[IRCD_BUFSIZE];
56	–	static char modebuf[MODEBUFLEN];
57	–	static char parabuf[MODEBUFLEN];
53
54
55		/*! \brief Initializes the channel blockheap, adds known channel CAPAB
56		*/
57		void
58	<	init_channels(void)
58	>	channel_init(void)
59		{
60		add_capability("EX", CAP_EX, 1);
61		add_capability("IE", CAP_IE, 1);
67	–	add_capability("CHW", CAP_CHW, 1);
62
63	<	channel_heap = BlockHeapCreate("channel", sizeof(struct Channel), CHANNEL_HEAP_SIZE);
64	<	ban_heap = BlockHeapCreate("ban", sizeof(struct Ban), BAN_HEAP_SIZE);
65	<	topic_heap = BlockHeapCreate("topic", TOPICLEN+1 + USERHOST_REPLYLEN, TOPIC_HEAP_SIZE);
72	<	member_heap = BlockHeapCreate("member", sizeof(struct Membership), CHANNEL_HEAP_SIZE*2);
63	>	channel_pool = mp_pool_new(sizeof(struct Channel), MP_CHUNK_SIZE_CHANNEL);
64	>	ban_pool = mp_pool_new(sizeof(struct Ban), MP_CHUNK_SIZE_BAN);
65	>	member_pool = mp_pool_new(sizeof(struct Membership), MP_CHUNK_SIZE_MEMBER);
66		}
67
68		/*! \brief adds a user to a channel by adding another link to the
#	Line 106 | Line 99 | add_user_to_channel(struct Channel *chpt
99		if (!IsSetJoinFloodNoticed(chptr))
100		{
101		SetJoinFloodNoticed(chptr);
102	<	sendto_realops_flags(UMODE_BOTS, L_ALL,
102	>	sendto_realops_flags(UMODE_BOTS, L_ALL, SEND_NOTICE,
103		"Possible Join Flooder %s on %s target: %s",
104		get_client_name(who, HIDE_IP),
105		who->servptr->name, chptr->chname);
#	Line 116 | Line 109 | add_user_to_channel(struct Channel *chpt
109		chptr->last_join_time = CurrentTime;
110		}
111
112	<	ms = BlockHeapAlloc(member_heap);
112	>	ms = mp_pool_get(member_pool);
113	>	memset(ms, 0, sizeof(*ms));
114	>
115		ms->client_p = who;
116		ms->chptr = chptr;
117		ms->flags = flags;
#	Line 138 | Line 133 | remove_user_from_channel(struct Membersh
133		dlinkDelete(&member->channode, &chptr->members);
134		dlinkDelete(&member->usernode, &client_p->channel);
135
136	<	BlockHeapFree(member_heap, member);
136	>	mp_pool_release(member);
137
138		if (chptr->members.head == NULL)
139		destroy_channel(chptr);
#	Line 152 | Line 147 | remove_user_from_channel(struct Membersh
147		*/
148		static void
149		send_members(struct Client *client_p, struct Channel *chptr,
150	<	char *lmodebuf, char *lparabuf)
150	>	char *modebuf, char *parabuf)
151		{
152	<	struct Membership *ms;
158	<	dlink_node *ptr;
152	>	const dlink_node *ptr = NULL;
153		int tlen;              /* length of text to append */
154		char *t, *start;       /* temp char pointer */
155
156	<	start = t = buf + ircsprintf(buf, ":%s SJOIN %lu %s %s %s:",
157	<	ID_or_name(&me, client_p),
158	<	(unsigned long)chptr->channelts,
165	<	chptr->chname, lmodebuf, lparabuf);
156	>	start = t = buf + snprintf(buf, sizeof(buf), ":%s SJOIN %lu %s %s %s:",
157	>	me.id, (unsigned long)chptr->channelts,
158	>	chptr->chname, modebuf, parabuf);
159
160		DLINK_FOREACH(ptr, chptr->members.head)
161		{
162	<	ms = ptr->data;
162	>	const struct Membership *ms = ptr->data;
163
164	<	tlen = strlen(IsCapable(client_p, CAP_TS6) ?
172	<	ID(ms->client_p) : ms->client_p->name) + 1;  /* nick + space */
164	>	tlen = strlen(ID(ms->client_p)) + 1;  /* nick + space */
165
166		if (ms->flags & CHFL_CHANOP)
167		tlen++;
168		#ifdef HALFOPS
169	<	else if (ms->flags & CHFL_HALFOP)
169	>	if (ms->flags & CHFL_HALFOP)
170		tlen++;
171		#endif
172		if (ms->flags & CHFL_VOICE)
#	Line 183 | Line 175 | send_members(struct Client *client_p, st
175		/* space will be converted into CR, but we also need space for LF..
176		* That's why we use '- 1' here
177		* -adx */
178	<	if (t + tlen - buf > sizeof(buf) - 1)
178	>	if (t + tlen - buf > IRCD_BUFSIZE - 1)
179		{
180		*(t - 1) = '\0';  /* kill the space and terminate the string */
181		sendto_one(client_p, "%s", buf);
182		t = start;
183		}
184
185	<	if ((ms->flags & (CHFL_CHANOP | CHFL_HALFOP)))
186	<	*t++ = (!(ms->flags & CHFL_CHANOP) && IsCapable(client_p, CAP_HOPS)) ?
187	<	'%' : '@';
188	<	if ((ms->flags & CHFL_VOICE))
185	>	if (ms->flags & CHFL_CHANOP)
186	>	*t++ = '@';
187	>	if (ms->flags & CHFL_HALFOP)
188	>	*t++ = '%';
189	>	if (ms->flags & CHFL_VOICE)
190		*t++ = '+';
191
192	<	if (IsCapable(client_p, CAP_TS6))
193	<	strcpy(t, ID(ms->client_p));
201	<	else
202	<	strcpy(t, ms->client_p->name);
192	>	strcpy(t, ID(ms->client_p));
193	>
194		t += strlen(t);
195		*t++ = ' ';
196		}
#	Line 219 | Line 210 | send_members(struct Client *client_p, st
210		*/
211		static void
212		send_mode_list(struct Client *client_p, struct Channel *chptr,
213	<	dlink_list *top, char flag)
213	>	const dlink_list *top, char flag)
214		{
215	<	int ts5 = !IsCapable(client_p, CAP_TS6);
225	<	dlink_node *lp;
226	<	struct Ban *banptr;
215	>	const dlink_node *lp = NULL;
216		char pbuf[IRCD_BUFSIZE];
217		int tlen, mlen, cur_len, count = 0;
218	<	char *mp = NULL, *pp = pbuf;
218	>	char *pp = pbuf;
219
220		if (top == NULL || top->length == 0)
221		return;
222
223	<	if (ts5)
224	<	mlen = ircsprintf(buf, ":%s MODE %s +", me.name, chptr->chname);
225	<	else
237	<	mlen = ircsprintf(buf, ":%s BMASK %lu %s %c :", me.id,
238	<	(unsigned long)chptr->channelts, chptr->chname, flag);
239	<
240	<	/* MODE needs additional one byte for space between buf and pbuf */
241	<	cur_len = mlen + ts5;
242	<	mp = buf + mlen;
223	>	mlen = snprintf(buf, sizeof(buf), ":%s BMASK %lu %s %c :", me.id,
224	>	(unsigned long)chptr->channelts, chptr->chname, flag);
225	>	cur_len = mlen;
226
227		DLINK_FOREACH(lp, top->head)
228		{
229	<	banptr = lp->data;
229	>	const struct Ban *banptr = lp->data;
230
231	<	/* must add another b/e/I letter if we use MODE */
249	<	tlen = banptr->len + 3 + ts5;
231	>	tlen = banptr->len + 3;
232
233		/*
234		* send buffer and start over if we cannot fit another ban,
235		* or if the target is non-ts6 and we have too many modes in
236		* in this line.
237		*/
238	<	if (cur_len + (tlen - 1) > IRCD_BUFSIZE - 2 ||
257	<	(!IsCapable(client_p, CAP_TS6) &&
258	<	(count >= MAXMODEPARAMS || pp - pbuf >= MODEBUFLEN)))
238	>	if (cur_len + (tlen - 1) > IRCD_BUFSIZE - 2)
239		{
240		*(pp - 1) = '\0';  /* get rid of trailing space on buffer */
241	<	sendto_one(client_p, "%s%s%s", buf, ts5 ? " " : "", pbuf);
241	>	sendto_one(client_p, "%s%s", buf, pbuf);
242
243	<	cur_len = mlen + ts5;
264	<	mp = buf + mlen;
243	>	cur_len = mlen;
244		pp = pbuf;
245		count = 0;
246		}
247
248		count++;
249	<	if (ts5)
250	<	{
272	<	*mp++ = flag;
273	<	*mp = '\0';
274	<	}
275	<
276	<	pp += ircsprintf(pp, "%s!%s@%s ", banptr->name, banptr->username,
277	<	banptr->host);
249	>	pp += sprintf(pp, "%s!%s@%s ", banptr->name, banptr->user,
250	>	banptr->host);
251		cur_len += tlen;
252		}
253
254		*(pp - 1) = '\0';  /* get rid of trailing space on buffer */
255	<	sendto_one(client_p, "%s%s%s", buf, ts5 ? " " : "", pbuf);
255	>	sendto_one(client_p, "%s%s", buf, pbuf);
256		}
257
258		/*! \brief send "client_p" a full list of the modes for channel chptr
#	Line 289 | Line 262 | send_mode_list(struct Client *client_p,
262		void
263		send_channel_modes(struct Client *client_p, struct Channel *chptr)
264		{
265	<	if (chptr->chname[0] != '#')
266	<	return;
265	>	char modebuf[MODEBUFLEN] = "";
266	>	char parabuf[MODEBUFLEN] = "";
267
295	–	*modebuf = *parabuf = '\0';
268		channel_modes(chptr, client_p, modebuf, parabuf);
269		send_members(client_p, chptr, modebuf, parabuf);
270
271		send_mode_list(client_p, chptr, &chptr->banlist, 'b');
272	<
273	<	if (IsCapable(client_p, CAP_EX))
302	<	send_mode_list(client_p, chptr, &chptr->exceptlist, 'e');
303	<	if (IsCapable(client_p, CAP_IE))
304	<	send_mode_list(client_p, chptr, &chptr->invexlist, 'I');
272	>	send_mode_list(client_p, chptr, &chptr->exceptlist, 'e');
273	>	send_mode_list(client_p, chptr, &chptr->invexlist, 'I');
274		}
275
276		/*! \brief check channel name for invalid characters
#	Line 310 | Line 279 | send_channel_modes(struct Client *client
279		* \return 0 if invalid, 1 otherwise
280		*/
281		int
282	<	check_channel_name(const char *name, int local)
282	>	check_channel_name(const char *name, const int local)
283		{
284		const char *p = name;
285	<	int max_length = local ? LOCAL_CHANNELLEN : CHANNELLEN;
285	>	const int max_length = local ? LOCAL_CHANNELLEN : CHANNELLEN;
286		assert(name != NULL);
287
288		if (!IsChanPrefix(*p))
#	Line 341 | Line 310 | remove_ban(struct Ban *bptr, dlink_list
310		dlinkDelete(&bptr->node, list);
311
312		MyFree(bptr->name);
313	<	MyFree(bptr->username);
313	>	MyFree(bptr->user);
314		MyFree(bptr->host);
315		MyFree(bptr->who);
316
317	<	BlockHeapFree(ban_heap, bptr);
317	>	mp_pool_release(bptr);
318		}
319
320		/* free_channel_list()
#	Line 377 | Line 346 | make_channel(const char *chname)
346
347		assert(!EmptyString(chname));
348
349	<	chptr = BlockHeapAlloc(channel_heap);
349	>	chptr = mp_pool_get(channel_pool);
350	>
351	>	memset(chptr, 0, sizeof(*chptr));
352
353		/* doesn't hurt to set it here */
354		chptr->channelts = CurrentTime;
#	Line 407 | Line 378 | destroy_channel(struct Channel *chptr)
378		free_channel_list(&chptr->exceptlist);
379		free_channel_list(&chptr->invexlist);
380
410	–	/* Free the topic */
411	–	free_topic(chptr);
412	–
381		dlinkDelete(&chptr->node, &global_channel_list);
382		hash_del_channel(chptr);
383
384	<	BlockHeapFree(channel_heap, chptr);
384	>	mp_pool_release(chptr);
385		}
386
387		/*!
#	Line 440 | Line 408 | void
408		channel_member_names(struct Client *source_p, struct Channel *chptr,
409		int show_eon)
410		{
411	<	struct Client *target_p = NULL;
444	<	struct Membership *ms = NULL;
445	<	dlink_node *ptr = NULL;
411	>	const dlink_node *ptr = NULL;
412		char lbuf[IRCD_BUFSIZE + 1];
413		char *t = NULL, *start = NULL;
414		int tlen = 0;
415		int is_member = IsMember(source_p, chptr);
416	<	int multi_prefix = (source_p->localClient->cap_active & CAP_MULTI_PREFIX) != 0;
416	>	int multi_prefix = HasCap(source_p, CAP_MULTI_PREFIX) != 0;
417	>	int uhnames = HasCap(source_p, CAP_UHNAMES) != 0;
418
419		if (PubChannel(chptr) || is_member)
420		{
421	<	t = lbuf + ircsprintf(lbuf, form_str(RPL_NAMREPLY),
422	<	me.name, source_p->name,
423	<	channel_pub_or_secret(chptr),
457	<	chptr->chname);
421	>	t = lbuf + snprintf(lbuf, sizeof(lbuf), numeric_form(RPL_NAMREPLY),
422	>	me.name, source_p->name,
423	>	channel_pub_or_secret(chptr), chptr->chname);
424		start = t;
425
426		DLINK_FOREACH(ptr, chptr->members.head)
427		{
428	<	ms       = ptr->data;
463	<	target_p = ms->client_p;
428	>	const struct Membership *ms = ptr->data;
429
430	<	if (IsInvisible(target_p) && !is_member)
430	>	if (HasUMode(ms->client_p, UMODE_INVISIBLE) && !is_member)
431		continue;
432
433	<	tlen = strlen(target_p->name) + 1;  /* nick + space */
433	>	if (!uhnames)
434	>	tlen = strlen(ms->client_p->name) + 1;  /* nick + space */
435	>	else
436	>	tlen = strlen(ms->client_p->name) + strlen(ms->client_p->username) +
437	>	strlen(ms->client_p->host) + 3;
438
439		if (!multi_prefix)
440		{
#	Line 489 | Line 458 | channel_member_names(struct Client *sour
458		t = start;
459		}
460
461	<	t += ircsprintf(t, "%s%s ", get_member_status(ms, multi_prefix),
462	<	target_p->name);
461	>	if (!uhnames)
462	>	t += sprintf(t, "%s%s ", get_member_status(ms, multi_prefix),
463	>	ms->client_p->name);
464	>	else
465	>	t += sprintf(t, "%s%s!%s@%s ", get_member_status(ms, multi_prefix),
466	>	ms->client_p->name, ms->client_p->username,
467	>	ms->client_p->host);
468		}
469
470		if (tlen != 0)
#	Line 501 | Line 475 | channel_member_names(struct Client *sour
475		}
476
477		if (show_eon)
478	<	sendto_one(source_p, form_str(RPL_ENDOFNAMES),
505	<	me.name, source_p->name, chptr->chname);
478	>	sendto_one_numeric(source_p, &me, RPL_ENDOFNAMES, chptr->chname);
479		}
480
481		/*! \brief adds client to invite list
#	Line 557 | Line 530 | del_invite(struct Channel *chptr, struct
530		* (like in get_client_name)
531		*/
532		const char *
533	<	get_member_status(const struct Membership *ms, int combine)
533	>	get_member_status(const struct Membership *ms, const int combine)
534		{
535		static char buffer[4];
536	<	char *p = NULL;
564	<
565	<	if (ms == NULL)
566	<	return "";
567	<	p = buffer;
536	>	char *p = buffer;
537
538		if (ms->flags & CHFL_CHANOP)
539		{
#	Line 602 | Line 571 | find_bmask(const struct Client *who, con
571
572		DLINK_FOREACH(ptr, list->head)
573		{
574	<	struct Ban *bp = ptr->data;
574	>	const struct Ban *bp = ptr->data;
575
576	<	if (match(bp->name, who->name) && match(bp->username, who->username))
576	>	if (!match(bp->name, who->name) && !match(bp->user, who->username))
577		{
578		switch (bp->type)
579		{
580		case HM_HOST:
581	<	if (match(bp->host, who->host) || match(bp->host, who->sockhost))
581	>	if (!match(bp->host, who->host) || !match(bp->host, who->sockhost))
582		return 1;
583		break;
584		case HM_IPV4:
#	Line 642 | Line 611 | int
611		is_banned(const struct Channel *chptr, const struct Client *who)
612		{
613		if (find_bmask(who, &chptr->banlist))
614	<	if (!ConfigChannel.use_except || !find_bmask(who, &chptr->exceptlist))
614	>	if (!find_bmask(who, &chptr->exceptlist))
615		return 1;
616
617		return 0;
#	Line 650 | Line 619 | is_banned(const struct Channel *chptr, c
619
620		/*!
621		* \param source_p pointer to client attempting to join
622	<	* \param chptr    pointer to channel
622	>	* \param chptr    pointer to channel
623		* \param key      key sent by client attempting to join if present
624		* \return ERR_BANNEDFROMCHAN, ERR_INVITEONLYCHAN, ERR_CHANNELISFULL
625		*         or 0 if allowed to join.
#	Line 658 | Line 627 | is_banned(const struct Channel *chptr, c
627		int
628		can_join(struct Client *source_p, struct Channel *chptr, const char *key)
629		{
630	<	if (is_banned(chptr, source_p))
631	<	return ERR_BANNEDFROMCHAN;
630	>	if ((chptr->mode.mode & MODE_SSLONLY) && !HasUMode(source_p, UMODE_SSL))
631	>	return ERR_SSLONLYCHAN;
632	>
633	>	if ((chptr->mode.mode & MODE_REGONLY) && !HasUMode(source_p, UMODE_REGISTERED))
634	>	return ERR_NEEDREGGEDNICK;
635	>
636	>	if ((chptr->mode.mode & MODE_OPERONLY) && !HasUMode(source_p, UMODE_OPER))
637	>	return ERR_OPERONLYCHAN;
638
639		if (chptr->mode.mode & MODE_INVITEONLY)
640		if (!dlinkFind(&source_p->localClient->invited, chptr))
641	<	if (!ConfigChannel.use_invex || !find_bmask(source_p, &chptr->invexlist))
641	>	if (!find_bmask(source_p, &chptr->invexlist))
642		return ERR_INVITEONLYCHAN;
643
644	<	if (chptr->mode.key[0] && (!key || irccmp(chptr->mode.key, key)))
644	>	if (chptr->mode.key[0] && (!key || strcmp(chptr->mode.key, key)))
645		return ERR_BADCHANNELKEY;
646
647		if (chptr->mode.limit && dlink_list_length(&chptr->members) >=
648		chptr->mode.limit)
649		return ERR_CHANNELISFULL;
650
651	+	if (is_banned(chptr, source_p))
652	+	return ERR_BANNEDFROMCHAN;
653	+
654		return 0;
655		}
656
657		int
658	<	has_member_flags(struct Membership *ms, unsigned int flags)
658	>	has_member_flags(const struct Membership *ms, const unsigned int flags)
659		{
660		if (ms != NULL)
661		return ms->flags & flags;
#	Line 692 | Line 670 | find_channel_link(struct Client *client_
670		if (!IsClient(client_p))
671		return NULL;
672
673	<	DLINK_FOREACH(ptr, client_p->channel.head)
674	<	if (((struct Membership *)ptr->data)->chptr == chptr)
675	<	return ptr->data;
673	>	if (dlink_list_length(&chptr->members) < dlink_list_length(&client_p->channel))
674	>	{
675	>	DLINK_FOREACH(ptr, chptr->members.head)
676	>	if (((struct Membership *)ptr->data)->client_p == client_p)
677	>	return ptr->data;
678	>	}
679	>	else
680	>	{
681	>	DLINK_FOREACH(ptr, client_p->channel.head)
682	>	if (((struct Membership *)ptr->data)->chptr == chptr)
683	>	return ptr->data;
684	>	}
685
686		return NULL;
687		}
688
689	+	/*
690	+	* Basically the same functionality as in bahamut
691	+	*/
692	+	static int
693	+	msg_has_ctrls(const char *message)
694	+	{
695	+	const unsigned char *p = (const unsigned char *)message;
696	+
697	+	for (; *p; ++p)
698	+	{
699	+	if (*p > 31 || *p == 1)
700	+	continue;
701	+
702	+	if (*p == 27)
703	+	{
704	+	if (*(p + 1) == '$' ||
705	+	*(p + 1) == '(')
706	+	{
707	+	++p;
708	+	continue;
709	+	}
710	+	}
711	+
712	+	return 1;
713	+	}
714	+
715	+	return 0;
716	+	}
717	+
718		/*!
719		* \param chptr    pointer to Channel struct
720		* \param source_p pointer to Client struct
721		* \param ms       pointer to Membership struct (can be NULL)
722		* \return CAN_SEND_OPV if op or voiced on channel\n
723		*         CAN_SEND_NONOP if can send to channel but is not an op\n
724	<	*         CAN_SEND_NO if they cannot send to channel\n
724	>	*         ERR_CANNOTSENDTOCHAN or ERR_NEEDREGGEDNICK if they cannot send to channel\n
725		*/
726		int
727	<	can_send(struct Channel *chptr, struct Client *source_p, struct Membership *ms)
727	>	can_send(struct Channel *chptr, struct Client *source_p,
728	>	struct Membership *ms, const char *message)
729		{
730	<	if (IsServer(source_p))
730	>	struct MaskItem *conf = NULL;
731	>
732	>	if (IsServer(source_p) || HasFlag(source_p, FLAGS_SERVICE))
733		return CAN_SEND_OPV;
734
735		if (MyClient(source_p) && !IsExemptResv(source_p))
736	<	if (!(IsOper(source_p) && ConfigFileEntry.oper_pass_resv))
737	<	if (!hash_find_resv(chptr->chname) == ConfigChannel.restrict_channels)
738	<	return CAN_SEND_NO;
739	<
740	<	if (ms != NULL || (ms = find_channel_link(source_p, chptr)))
741	<	{
736	>	if (!(HasUMode(source_p, UMODE_OPER) && ConfigFileEntry.oper_pass_resv))
737	>	if ((conf = match_find_resv(chptr->chname)) && !resv_find_exempt(source_p, conf))
738	>	return ERR_CANNOTSENDTOCHAN;
739	>
740	>	if ((chptr->mode.mode & MODE_NOCTRL) && msg_has_ctrls(message))
741	>	return ERR_NOCTRLSONCHAN;
742	>	if (ms || (ms = find_channel_link(source_p, chptr)))
743		if (ms->flags & (CHFL_CHANOP|CHFL_HALFOP|CHFL_VOICE))
744		return CAN_SEND_OPV;
745	+	if (!ms && (chptr->mode.mode & MODE_NOPRIVMSGS))
746	+	return ERR_CANNOTSENDTOCHAN;
747	+	if (chptr->mode.mode & MODE_MODERATED)
748	+	return ERR_CANNOTSENDTOCHAN;
749	+	if ((chptr->mode.mode & MODE_MODREG) && !HasUMode(source_p, UMODE_REGISTERED))
750	+	return ERR_NEEDREGGEDNICK;
751
752	<	/* cache can send if quiet_on_ban and banned */
753	<	if (ConfigChannel.quiet_on_ban && MyClient(source_p))
752	>	/* cache can send if banned */
753	>	if (MyClient(source_p))
754	>	{
755	>	if (ms)
756		{
757		if (ms->flags & CHFL_BAN_SILENCED)
758	<	return CAN_SEND_NO;
758	>	return ERR_CANNOTSENDTOCHAN;
759
760		if (!(ms->flags & CHFL_BAN_CHECKED))
761		{
762		if (is_banned(chptr, source_p))
763		{
764		ms->flags |= (CHFL_BAN_CHECKED|CHFL_BAN_SILENCED);
765	<	return CAN_SEND_NO;
765	>	return ERR_CANNOTSENDTOCHAN;
766		}
767
768		ms->flags |= CHFL_BAN_CHECKED;
769		}
770		}
771	+	else if (is_banned(chptr, source_p))
772	+	return ERR_CANNOTSENDTOCHAN;
773		}
744	–	else if (chptr->mode.mode & MODE_NOPRIVMSGS)
745	–	return CAN_SEND_NO;
746	–
747	–	if (chptr->mode.mode & MODE_MODERATED)
748	–	return CAN_SEND_NO;
774
775		return CAN_SEND_NONOP;
776		}
#	Line 775 | Line 800 | check_spambot_warning(struct Client *sou
800		{
801		/* Its already known as a possible spambot */
802		if (name != NULL)
803	<	sendto_realops_flags(UMODE_BOTS, L_ALL,
803	>	sendto_realops_flags(UMODE_BOTS, L_ALL, SEND_NOTICE,
804		"User %s (%s@%s) trying to join %s is a possible spambot",
805		source_p->name, source_p->username,
806		source_p->host, name);
807		else
808	<	sendto_realops_flags(UMODE_BOTS, L_ALL,
808	>	sendto_realops_flags(UMODE_BOTS, L_ALL, SEND_NOTICE,
809		"User %s (%s@%s) is a possible spambot",
810		source_p->name, source_p->username,
811		source_p->host);
#	Line 831 | Line 856 | check_splitmode(void *unused)
856		{
857		splitmode = 1;
858
859	<	sendto_realops_flags(UMODE_ALL,L_ALL,
859	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
860		"Network split, activating splitmode");
861		eventAddIsh("check_splitmode", check_splitmode, NULL, 10);
862		}
#	Line 839 | Line 864 | check_splitmode(void *unused)
864		{
865		splitmode = 0;
866
867	<	sendto_realops_flags(UMODE_ALL, L_ALL,
867	>	sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
868		"Network rejoined, deactivating splitmode");
869		eventDelete(check_splitmode, NULL);
870		}
871		}
872		}
873
849	–	/*! \brief Allocates a new topic
850	–	* \param chptr Channel to allocate a new topic for
851	–	*/
852	–	static void
853	–	allocate_topic(struct Channel *chptr)
854	–	{
855	–	void *ptr = NULL;
856	–
857	–	if (chptr == NULL)
858	–	return;
859	–
860	–	ptr = BlockHeapAlloc(topic_heap);
861	–
862	–	/* Basically we allocate one large block for the topic and
863	–	* the topic info.  We then split it up into two and shove it
864	–	* in the chptr
865	–	*/
866	–	chptr->topic       = ptr;
867	–	chptr->topic_info  = (char *)ptr + TOPICLEN+1;
868	–	*chptr->topic      = '\0';
869	–	*chptr->topic_info = '\0';
870	–	}
871	–
872	–	void
873	–	free_topic(struct Channel *chptr)
874	–	{
875	–	void *ptr = NULL;
876	–	assert(chptr);
877	–	if (chptr->topic == NULL)
878	–	return;
879	–
880	–	/*
881	–	* If you change allocate_topic you MUST change this as well
882	–	*/
883	–	ptr = chptr->topic;
884	–	BlockHeapFree(topic_heap, ptr);
885	–	chptr->topic      = NULL;
886	–	chptr->topic_info = NULL;
887	–	}
888	–
874		/*! \brief Sets the channel topic for chptr
875		* \param chptr      Pointer to struct Channel
876		* \param topic      The topic string
#	Line 894 | Line 879 | free_topic(struct Channel *chptr)
879		*/
880		void
881		set_channel_topic(struct Channel *chptr, const char *topic,
882	<	const char *topic_info, time_t topicts)
882	>	const char *topic_info, time_t topicts, int local)
883		{
884	<	if (!EmptyString(topic))
885	<	{
901	<	if (chptr->topic == NULL)
902	<	allocate_topic(chptr);
903	<
904	<	strlcpy(chptr->topic, topic, TOPICLEN+1);
905	<	strlcpy(chptr->topic_info, topic_info, USERHOST_REPLYLEN);
906	<	chptr->topic_time = topicts;
907	<	}
884	>	if (local)
885	>	strlcpy(chptr->topic, topic, IRCD_MIN(sizeof(chptr->topic), ServerInfo.max_topic_length + 1));
886		else
887	<	{
888	<	/*
889	<	* Do not reset chptr->topic_time here, it's required for
890	<	* bursting topics properly.
913	<	*/
914	<	if (chptr->topic != NULL)
915	<	free_topic(chptr);
916	<	}
887	>	strlcpy(chptr->topic, topic, sizeof(chptr->topic));
888	>
889	>	strlcpy(chptr->topic_info, topic_info, sizeof(chptr->topic_info));
890	>	chptr->topic_time = topicts;
891		}

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