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

Comparing ircd-hybrid/trunk/src/channel.c (file contents):
Revision 1954 by michael, Mon May 6 18:51:19 2013 UTC vs.
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 35 | Line 35
35		#include "irc_string.h"
36		#include "ircd.h"
37		#include "numeric.h"
38	<	#include "s_serv.h"             /* captab */
39	<	#include "s_user.h"
38	>	#include "s_serv.h"
39		#include "send.h"
40		#include "event.h"
41		#include "memory.h"
#	Line 44 | Line 43
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		mp_pool_t *ban_pool;    /*! \todo ban_pool shouldn't be a global var */
48
#	Line 52 | Line 50 | static mp_pool_t *member_pool = NULL;
50		static mp_pool_t *channel_pool = NULL;
51
52		static char buf[IRCD_BUFSIZE];
55	–	static char modebuf[MODEBUFLEN];
56	–	static char parabuf[MODEBUFLEN];
53
54
55		/*! \brief Initializes the channel blockheap, adds known channel CAPAB
#	Line 63 | Line 59 | channel_init(void)
59		{
60		add_capability("EX", CAP_EX, 1);
61		add_capability("IE", CAP_IE, 1);
66	–	add_capability("CHW", CAP_CHW, 1);
62
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);
#	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		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 + snprintf(buf, sizeof(buf), ":%s SJOIN %lu %s %s %s:",
157	<	ID_or_name(&me, client_p),
158	<	(unsigned long)chptr->channelts,
164	<	chptr->chname, lmodebuf, lparabuf);
157	>	me.id, (unsigned long)chptr->channelts,
158	>	chptr->chname, modebuf, parabuf);
159
160		DLINK_FOREACH(ptr, chptr->members.head)
161		{
162		const struct Membership *ms = ptr->data;
163
164	<	tlen = strlen(IsCapable(client_p, CAP_TS6) ?
171	<	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 189 | Line 182 | send_members(struct Client *client_p, st
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));
200	<	else
201	<	strcpy(t, ms->client_p->name);
192	>	strcpy(t, ID(ms->client_p));
193	>
194		t += strlen(t);
195		*t++ = ' ';
196		}
#	Line 220 | Line 212 | static void
212		send_mode_list(struct Client *client_p, struct Channel *chptr,
213		const dlink_list *top, char flag)
214		{
223	–	int ts5 = !IsCapable(client_p, CAP_TS6);
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 = snprintf(buf, sizeof(buf), ":%s MODE %s +", me.name, chptr->chname);
225	<	else
235	<	mlen = snprintf(buf, sizeof(buf), ":%s BMASK %lu %s %c :", me.id,
236	<	(unsigned long)chptr->channelts, chptr->chname, flag);
237	<
238	<	/* MODE needs additional one byte for space between buf and pbuf */
239	<	cur_len = mlen + ts5;
240	<	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		const struct Ban *banptr = lp->data;
230
231	<	/* must add another b/e/I letter if we use MODE */
247	<	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 ||
255	<	(!IsCapable(client_p, CAP_TS6) &&
256	<	(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;
262	<	mp = buf + mlen;
243	>	cur_len = mlen;
244		pp = pbuf;
245		count = 0;
246		}
247
248		count++;
249	<	if (ts5)
269	<	{
270	<	*mp++ = flag;
271	<	*mp = '\0';
272	<	}
273	<
274	<	pp += sprintf(pp, "%s!%s@%s ", banptr->name, banptr->username,
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 287 | Line 262 | send_mode_list(struct Client *client_p,
262		void
263		send_channel_modes(struct Client *client_p, struct Channel *chptr)
264		{
265	<	*modebuf = *parabuf = '\0';
265	>	char modebuf[MODEBUFLEN] = "";
266	>	char parabuf[MODEBUFLEN] = "";
267	>
268		channel_modes(chptr, client_p, modebuf, parabuf);
269		send_members(client_p, chptr, modebuf, parabuf);
270
#	Line 333 | 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
#	Line 437 | Line 414 | channel_member_names(struct Client *sour
414		int tlen = 0;
415		int is_member = IsMember(source_p, chptr);
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 + snprintf(lbuf, sizeof(lbuf), form_str(RPL_NAMREPLY),
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;
#	Line 452 | Line 430 | channel_member_names(struct Client *sour
430		if (HasUMode(ms->client_p, UMODE_INVISIBLE) && !is_member)
431		continue;
432
433	<	tlen = strlen(ms->client_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 476 | Line 458 | channel_member_names(struct Client *sour
458		t = start;
459		}
460
461	<	t += sprintf(t, "%s%s ", get_member_status(ms, multi_prefix),
462	<	ms->client_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 488 | Line 475 | channel_member_names(struct Client *sour
475		}
476
477		if (show_eon)
478	<	sendto_one(source_p, form_str(RPL_ENDOFNAMES),
492	<	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 544 | 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 = buffer;
#	Line 587 | Line 573 | find_bmask(const struct Client *who, con
573		{
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		{
#	Line 633 | 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 641 | 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))
645	<	return ERR_BANNEDFROMCHAN;
646	<
647	<	#ifdef HAVE_LIBCRYPTO
648	<	if ((chptr->mode.mode & MODE_SSLONLY) && !source_p->localClient->fd.ssl)
630	>	if ((chptr->mode.mode & MODE_SSLONLY) && !HasUMode(source_p, UMODE_SSL))
631		return ERR_SSLONLYCHAN;
650	–	#endif
632
633		if ((chptr->mode.mode & MODE_REGONLY) && !HasUMode(source_p, UMODE_REGISTERED))
634		return ERR_NEEDREGGEDNICK;
#	Line 667 | Line 648 | can_join(struct Client *source_p, struct
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
#	Line 686 | 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		}
#	Line 749 | Line 742 | can_send(struct Channel *chptr, struct C
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))
#	Line 892 | Line 887 | set_channel_topic(struct Channel *chptr,
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;
890	>	chptr->topic_time = topicts;
891		}

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