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

Comparing:
ircd-hybrid/src/send.c (file contents), Revision 30 by adx, Sun Oct 2 20:03:27 2005 UTC vs.
ircd-hybrid/trunk/src/send.c (file contents), Revision 7330 by michael, Fri Feb 19 17:50:13 2016 UTC

#	Line 1 | Line 1
1		/*
2	<	*  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3	<	*  send.c: Functions for sending messages.
2	>	*  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3		*
4	<	*  Copyright (C) 2002 by the past and present ircd coders, and others.
4	>	*  Copyright (c) 1997-2016 ircd-hybrid development team
5		*
6		*  This program is free software; you can redistribute it and/or modify
7		*  it under the terms of the GNU General Public License as published by
#	Line 16 | Line 15
15		*
16		*  You should have received a copy of the GNU General Public License
17		*  along with this program; if not, write to the Free Software
18	<	*  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
18	>	*  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19		*  USA
20	<	*
21	<	*  $Id: send.c,v 7.307 2005/10/02 12:45:07 adx Exp $
20	>	*/
21	>
22	>	/*! \file send.c
23	>	* \brief Functions for sending messages.
24	>	* \version $Id$
25		*/
26
27		#include "stdinc.h"
28	<	#include "tools.h"
28	>	#include "list.h"
29		#include "send.h"
30		#include "channel.h"
31		#include "client.h"
30	–	#include "common.h"
32		#include "dbuf.h"
33		#include "irc_string.h"
34		#include "ircd.h"
34	–	#include "handlers.h"
35	–	#include "numeric.h"
36	–	#include "fdlist.h"
35		#include "s_bsd.h"
36	<	#include "s_serv.h"
37	<	#include "sprintf_irc.h"
38	<	#include "s_conf.h"
41	<	#include "list.h"
42	<	#include "s_log.h"
43	<	#include "memory.h"
44	<	#include "hook.h"
45	<	#include "irc_getnameinfo.h"
46	<	#include "packet.h"
36	>	#include "server.h"
37	>	#include "conf_class.h"
38	>	#include "log.h"
39
48	–	#define LOG_BUFSIZE 2048
40
41	<	struct Callback *iosend_cb = NULL;
51	<	struct Callback *iosendctrl_cb = NULL;
41	>	static uintmax_t current_serial;
42
53	–	static void send_message(struct Client *, char *, int);
54	–	static void send_message_remote(struct Client *, struct Client *, char *, int);
55	–
56	–	static unsigned long current_serial = 0L;
43
44		/* send_format()
45		*
46	<	* inputs       - buffer to format into
47	<	*              - size of the buffer
46	>	* inputs
47	>	*              - buffer
48		*              - format pattern to use
49		*              - var args
50		* output       - number of bytes formatted output
51		* side effects - modifies sendbuf
52		*/
53	<	static inline int
54	<	send_format(char *lsendbuf, int bufsize, const char *pattern, va_list args)
53	>	static void
54	>	send_format(struct dbuf_block *buffer, const char *pattern, va_list args)
55		{
70	–	int len;
71	–
56		/*
57		* from rfc1459
58		*
59		* IRC messages are always lines of characters terminated with a CR-LF
60		* (Carriage Return - Line Feed) pair, and these messages shall not
61	<	* exceed 512 characters in length,  counting all characters
61	>	* exceed 512 characters in length,  counting all characters
62		* including the trailing CR-LF.
63		* Thus, there are 510 characters maximum allowed
64		* for the command and its parameters.  There is no provision for
65		* continuation message lines.  See section 7 for more details about
66		* current implementations.
67		*/
68	<	len = vsnprintf(lsendbuf, bufsize - 1, pattern, args);
69	<	if (len > bufsize - 2)
70	<	len = bufsize - 2;  /* required by some versions of vsnprintf */
71	<
72	<	lsendbuf[len++] = '\r';
73	<	lsendbuf[len++] = '\n';
74	<	return (len);
68	>	dbuf_put_args(buffer, pattern, args);
69	>
70	>	if (buffer->size > IRCD_BUFSIZE - 2)
71	>	buffer->size = IRCD_BUFSIZE - 2;
72	>
73	>	buffer->data[buffer->size++] = '\r';
74	>	buffer->data[buffer->size++] = '\n';
75		}
76
77		/*
#	Line 96 | Line 80 | send_format(char *lsendbuf, int bufsize,
80		**      sendq.
81		*/
82		static void
83	<	send_message(struct Client *to, char *buf, int len)
83	>	send_message(struct Client *to, struct dbuf_block *buf)
84		{
85	<	#ifdef INVARIANTS
86	<	if (IsMe(to))
87	<	{
104	<	sendto_realops_flags(UMODE_ALL, L_ALL,
105	<	"Trying to send message to myself!");
106	<	return;
107	<	}
108	<	#endif
85	>	assert(!IsMe(to));
86	>	assert(to != &me);
87	>	assert(MyConnect(to));
88
89	<	if (dbuf_length(&to->localClient->buf_sendq) + len > get_sendq(to))
89	>	if (dbuf_length(&to->connection->buf_sendq) + buf->size > get_sendq(&to->connection->confs))
90		{
91		if (IsServer(to))
92	<	sendto_realops_flags(UMODE_ALL, L_ALL,
93	<	"Max SendQ limit exceeded for %s: %lu > %lu",
92	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
93	>	"Max SendQ limit exceeded for %s: %zu > %u",
94		get_client_name(to, HIDE_IP),
95	<	(unsigned long)(dbuf_length(&to->localClient->buf_sendq) + len),
96	<	get_sendq(to));
95	>	(dbuf_length(&to->connection->buf_sendq) + buf->size),
96	>	get_sendq(&to->connection->confs));
97	>
98		if (IsClient(to))
99	<	SetSendQExceeded(to);
99	>	AddFlag(to, FLAGS_SENDQEX);
100	>
101		dead_link_on_write(to, 0);
102		return;
103		}
104
105	<	dbuf_put(&to->localClient->buf_sendq, buf, len);
105	>	dbuf_add(&to->connection->buf_sendq, buf);
106
107		/*
108	<	** Update statistics. The following is slightly incorrect
109	<	** because it counts messages even if queued, but bytes
110	<	** only really sent. Queued bytes get updated in SendQueued.
108	>	* Update statistics. The following is slightly incorrect because
109	>	* it counts messages even if queued, but bytes only really sent.
110	>	* Queued bytes get updated in send_queued_write().
111		*/
112	<	++to->localClient->send.messages;
113	<	++me.localClient->send.messages;
112	>	++to->connection->send.messages;
113	>	++me.connection->send.messages;
114
115	<	if (dbuf_length(&to->localClient->buf_sendq) >
135	<	(IsServer(to) ? (unsigned int) 1024 : (unsigned int) 4096))
136	<	send_queued_write(to);
115	>	send_queued_write(to);
116		}
117
118		/* send_message_remote()
119		*
120		* inputs       - pointer to client from message is being sent
121		*              - pointer to client to send to
122	<	*              - pointer to preformatted buffer
144	<	*              - length of input buffer
122	>	*              - pointer to buffer
123		* output       - none
124		* side effects - Despite the function name, this only sends to directly
125		*                connected clients.
126	<	*
126	>	*
127		*/
128		static void
129	<	send_message_remote(struct Client *to, struct Client *from,
152	<	char *buf, int len)
129	>	send_message_remote(struct Client *to, const struct Client *from, struct dbuf_block *buf)
130		{
131	<	if (!MyConnect(to))
132	<	{
133	<	sendto_realops_flags(UMODE_ALL, L_ALL,
134	<	"server send message to %s [%s] dropped from %s(Not local server)",
135	<	to->name, to->from->name, from->name);
131	>	assert(MyConnect(to));
132	>	assert(IsServer(to));
133	>	assert(!IsMe(to));
134	>	assert(to->from == to);
135	>
136	>	if (to == from->from)
137	>	{
138	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
139	>	"Send message to %s dropped from %s (Fake Dir)",
140	>	to->name, from->name);
141		return;
142		}
143
144	<	if (ServerInfo.hub && IsCapable(to, CAP_LL))
163	<	{
164	<	if (((from->lazyLinkClientExists &
165	<	to->localClient->serverMask) == 0))
166	<	client_burst_if_needed(to, from);
167	<	}
168	<
169	<	/* Optimize by checking if (from && to) before everything */
170	<	/* we set to->from up there.. */
171	<
172	<	if (!MyClient(from) && IsClient(to) && (to == from->from))
173	<	{
174	<	if (IsServer(from))
175	<	{
176	<	sendto_realops_flags(UMODE_ALL, L_ALL,
177	<	"Send message to %s [%s] dropped from %s(Fake Dir)",
178	<	to->name, to->from->name, from->name);
179	<	return;
180	<	}
181	<
182	<	sendto_realops_flags(UMODE_ALL, L_ALL,
183	<	"Ghosted: %s[%s@%s] from %s[%s@%s] (%s)",
184	<	to->name, to->username, to->host,
185	<	from->name, from->username, from->host,
186	<	to->from->name);
187	<
188	<	sendto_server(NULL, to, NULL, CAP_TS6, NOCAPS, NOFLAGS,
189	<	":%s KILL %s :%s (%s[%s@%s] Ghosted %s)",
190	<	me.id, to->name, me.name, to->name,
191	<	to->username, to->host, to->from->name);
192	<	sendto_server(NULL, to, NULL, NOCAPS, CAP_TS6, NOFLAGS,
193	<	":%s KILL %s :%s (%s[%s@%s] Ghosted %s)",
194	<	me.name, to->name, me.name, to->name,
195	<	to->username, to->host, to->from->name);
196	<
197	<	SetKilled(to);
198	<
199	<	if (IsClient(from))
200	<	sendto_one(from, form_str(ERR_GHOSTEDCLIENT),
201	<	me.name, from->name, to->name, to->username,
202	<	to->host, to->from);
203	<
204	<	exit_client(to, &me, "Ghosted client");
205	<
206	<	return;
207	<	}
208	<
209	<	send_message(to, buf, len);
144	>	send_message(to, buf);
145		}
146
147		/*
#	Line 214 | Line 149 | send_message_remote(struct Client *to, s
149		**      Called when a socket is ready for writing.
150		*/
151		void
152	<	sendq_unblocked(fde_t *fd, struct Client *client_p)
152	>	sendq_unblocked(fde_t *fd, void *data)
153		{
154	<	ClearSendqBlocked(client_p);
155	<	/* let send_queued_write be executed by send_queued_all */
221	<
222	<	#ifdef HAVE_LIBCRYPTO
223	<	if (fd->flags.pending_read)
224	<	{
225	<	fd->flags.pending_read = 0;
226	<	read_packet(fd, client_p);
227	<	}
228	<	#endif
229	<	}
154	>	struct Client *const client_p = data;
155	>	assert(fd == &client_p->connection->fd);
156
157	<	/*
158	<	** slinkq_unblocked
233	<	**      Called when a server control socket is ready for writing.
234	<	*/
235	<	static void
236	<	slinkq_unblocked(fde_t *fd, struct Client *client_p)
237	<	{
238	<	ClearSlinkqBlocked(client_p);
239	<	send_queued_slink_write(client_p);
157	>	DelFlag(client_p, FLAGS_BLOCKED);
158	>	send_queued_write(client_p);
159		}
160
161		/*
#	Line 248 | Line 167 | slinkq_unblocked(fde_t *fd, struct Clien
167		void
168		send_queued_write(struct Client *to)
169		{
170	<	int retlen;
171	<	struct dbuf_block *first;
170	>	int retlen = 0;
171	>	int want_read = 0;
172
173		/*
174		** Once socket is marked dead, we cannot start writing to it,
175		** even if the error is removed...
176		*/
177	<	if (IsDead(to) || IsSendqBlocked(to))
177	>	if (IsDead(to) || HasFlag(to, FLAGS_BLOCKED))
178		return;  /* no use calling send() now */
179
180		/* Next, lets try to write some data */
181	<
263	<	if (dbuf_length(&to->localClient->buf_sendq))
181	>	if (dbuf_length(&to->connection->buf_sendq))
182		{
183	<	do {
184	<	first = to->localClient->buf_sendq.blocks.head->data;
183	>	do
184	>	{
185	>	const struct dbuf_block *first = to->connection->buf_sendq.blocks.head->data;
186
187	<	#ifdef HAVE_LIBCRYPTO
269	<	if (to->localClient->fd.ssl)
187	>	if (tls_isusing(&to->connection->fd.ssl))
188		{
189	<	retlen = SSL_write(to->localClient->fd.ssl, first->data, first->size);
189	>	retlen = tls_write(&to->connection->fd.ssl, first->data + to->connection->buf_sendq.pos,
190	>	first->size - to->connection->buf_sendq.pos, &want_read);
191
192	<	/* translate openssl error codes, sigh */
193	<	if (retlen < 0)
275	<	switch (SSL_get_error(to->localClient->fd.ssl, retlen))
276	<	{
277	<	case SSL_ERROR_WANT_READ:
278	<	return;  /* retry later, don't register for write events */
279	<
280	<	case SSL_ERROR_WANT_WRITE:
281	<	errno = EWOULDBLOCK;
282	<	case SSL_ERROR_SYSCALL:
283	<	break;
284	<
285	<	default:
286	<	retlen = errno = 0;  /* either an SSL-specific error or EOF */
287	<	}
192	>	if (want_read)
193	>	return;  /* Retry later, don't register for write events */
194		}
195		else
196	<	#endif
197	<	retlen = send(to->localClient->fd.fd, first->data, first->size, 0);
196	>	retlen = send(to->connection->fd.fd, first->data + to->connection->buf_sendq.pos,
197	>	first->size - to->connection->buf_sendq.pos, 0);
198
199		if (retlen <= 0)
294	–	{
295	–	#ifdef _WIN32
296	–	errno = WSAGetLastError();
297	–	#endif
200		break;
299	–	}
201
202	<	execute_callback(iosend_cb, to, retlen, first->data);
302	<	dbuf_delete(&to->localClient->buf_sendq, retlen);
202	>	dbuf_delete(&to->connection->buf_sendq, retlen);
203
204		/* We have some data written .. update counters */
205	<	to->localClient->send.bytes += retlen;
206	<	me.localClient->send.bytes += retlen;
207	<	} while (dbuf_length(&to->localClient->buf_sendq));
205	>	to->connection->send.bytes += retlen;
206	>	me.connection->send.bytes += retlen;
207	>	} while (dbuf_length(&to->connection->buf_sendq));
208
209	<	if ((retlen < 0) && (ignoreErrno(errno)))
209	>	if (retlen < 0 && ignoreErrno(errno))
210		{
211	+	AddFlag(to, FLAGS_BLOCKED);
212	+
213		/* we have a non-fatal error, reschedule a write */
214	<	SetSendqBlocked(to);
313	<	comm_setselect(&to->localClient->fd, COMM_SELECT_WRITE,
314	<	(PF *)sendq_unblocked, (void *)to, 0);
214	>	comm_setselect(&to->connection->fd, COMM_SELECT_WRITE, sendq_unblocked, to, 0);
215		}
216		else if (retlen <= 0)
217		{
#	Line 321 | Line 221 | send_queued_write(struct Client *to)
221		}
222		}
223
324	–	/*
325	–	** send_queued_slink_write
326	–	**      This is called when there is a chance the some output would
327	–	**      be possible. This attempts to empty the send queue as far as
328	–	**      possible, and then if any data is left, a write is rescheduled.
329	–	*/
330	–	void
331	–	send_queued_slink_write(struct Client *to)
332	–	{
333	–	int retlen;
334	–
335	–	/*
336	–	** Once socket is marked dead, we cannot start writing to it,
337	–	** even if the error is removed...
338	–	*/
339	–	if (IsDead(to) || IsSlinkqBlocked(to))
340	–	return;  /* no use calling send() now */
341	–
342	–	/* Next, lets try to write some data */
343	–	if (to->localClient->slinkq != NULL)
344	–	{
345	–	retlen = send(to->localClient->ctrlfd.fd,
346	–	to->localClient->slinkq + to->localClient->slinkq_ofs,
347	–	to->localClient->slinkq_len, 0);
348	–	if (retlen < 0)
349	–	{
350	–	/* If we have a fatal error */
351	–	if (!ignoreErrno(errno))
352	–	{
353	–	dead_link_on_write(to, errno);
354	–	return;
355	–	}
356	–	}
357	–	else if (retlen == 0)
358	–	{
359	–	/* 0 bytes is an EOF .. */
360	–	dead_link_on_write(to, 0);
361	–	return;
362	–	}
363	–	else
364	–	{
365	–	execute_callback(iosendctrl_cb, to, retlen,
366	–	to->localClient->slinkq + to->localClient->slinkq_ofs);
367	–	to->localClient->slinkq_len -= retlen;
368	–
369	–	assert(to->localClient->slinkq_len >= 0);
370	–	if (to->localClient->slinkq_len)
371	–	to->localClient->slinkq_ofs += retlen;
372	–	else
373	–	{
374	–	to->localClient->slinkq_ofs = 0;
375	–	MyFree(to->localClient->slinkq);
376	–	to->localClient->slinkq = NULL;
377	–	}
378	–	}
379	–
380	–	/* Finally, if we have any more data, reschedule a write */
381	–	if (to->localClient->slinkq_len)
382	–	{
383	–	SetSlinkqBlocked(to);
384	–	comm_setselect(&to->localClient->ctrlfd, COMM_SELECT_WRITE,
385	–	(PF *)slinkq_unblocked, (void *)to, 0);
386	–	}
387	–	}
388	–	}
389	–
224		/* send_queued_all()
225		*
226		* input        - NONE
#	Line 396 | Line 230 | send_queued_slink_write(struct Client *t
230		void
231		send_queued_all(void)
232		{
233	<	dlink_node *ptr;
233	>	dlink_node *node = NULL;
234
235		/* Servers are processed first, mainly because this can generate
236		* a notice to opers, which is to be delivered by this function.
237		*/
238	<	DLINK_FOREACH(ptr, serv_list.head)
239	<	send_queued_write((struct Client *) ptr->data);
238	>	DLINK_FOREACH(node, local_server_list.head)
239	>	send_queued_write(node->data);
240
241	<	DLINK_FOREACH(ptr, unknown_list.head)
242	<	send_queued_write((struct Client *) ptr->data);
241	>	DLINK_FOREACH(node, unknown_list.head)
242	>	send_queued_write(node->data);
243
244	<	DLINK_FOREACH(ptr, local_client_list.head)
245	<	send_queued_write((struct Client *) ptr->data);
244	>	DLINK_FOREACH(node, local_client_list.head)
245	>	send_queued_write(node->data);
246
247		/* NOTE: This can still put clients on aborted_list; unfortunately,
248		* exit_aborted_clients takes precedence over send_queued_all,
#	Line 429 | Line 263 | void
263		sendto_one(struct Client *to, const char *pattern, ...)
264		{
265		va_list args;
266	<	char buffer[IRCD_BUFSIZE];
267	<	int len;
266	>	struct dbuf_block *buffer = NULL;
267	>
268	>	if (IsDead(to->from))
269	>	return;  /* This socket has already been marked as dead */
270
271	<	if (to->from != NULL)
436	<	to = to->from;
437	<	if (IsDead(to))
438	<	return; /* This socket has already been marked as dead */
271	>	buffer = dbuf_alloc();
272
273		va_start(args, pattern);
274	<	len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
274	>	send_format(buffer, pattern, args);
275		va_end(args);
276
277	<	send_message(to, buffer, len);
277	>	send_message(to->from, buffer);
278	>
279	>	dbuf_ref_free(buffer);
280	>	}
281	>
282	>	void
283	>	sendto_one_numeric(struct Client *to, const struct Client *from, enum irc_numerics numeric, ...)
284	>	{
285	>	struct dbuf_block *buffer = NULL;
286	>	const char *dest = NULL, *numstr = NULL;
287	>	va_list args;
288	>
289	>	if (IsDead(to->from))
290	>	return;
291	>
292	>	dest = ID_or_name(to, to);
293	>
294	>	if (EmptyString(dest))
295	>	dest = "*";
296	>
297	>	buffer = dbuf_alloc();
298	>
299	>	dbuf_put_fmt(buffer, ":%s %03d %s ", ID_or_name(from, to), numeric & ~SND_EXPLICIT, dest);
300	>
301	>	va_start(args, numeric);
302	>
303	>	if (numeric & SND_EXPLICIT)
304	>	numstr = va_arg(args, const char *);
305	>	else
306	>	numstr = numeric_form(numeric);
307	>
308	>	send_format(buffer, numstr, args);
309	>	va_end(args);
310	>
311	>	send_message(to->from, buffer);
312	>
313	>	dbuf_ref_free(buffer);
314	>	}
315	>
316	>	void
317	>	sendto_one_notice(struct Client *to, const struct Client *from, const char *pattern, ...)
318	>	{
319	>	struct dbuf_block *buffer = NULL;
320	>	const char *dest = NULL;
321	>	va_list args;
322	>
323	>	if (IsDead(to->from))
324	>	return;
325	>
326	>	dest = ID_or_name(to, to);
327	>
328	>	if (EmptyString(dest))
329	>	dest = "*";
330	>
331	>	buffer = dbuf_alloc();
332	>
333	>	dbuf_put_fmt(buffer, ":%s NOTICE %s ", ID_or_name(from, to), dest);
334	>
335	>	va_start(args, pattern);
336	>	send_format(buffer, pattern, args);
337	>	va_end(args);
338	>
339	>	send_message(to->from, buffer);
340	>
341	>	dbuf_ref_free(buffer);
342		}
343
344		/* sendto_channel_butone()
#	Line 456 | Line 353 | sendto_one(struct Client *to, const char
353		* WARNING - +D clients are ignored
354		*/
355		void
356	<	sendto_channel_butone(struct Client *one, struct Client *from,
357	<	struct Channel *chptr, const char *command,
356	>	sendto_channel_butone(struct Client *one, const struct Client *from,
357	>	struct Channel *chptr, unsigned int type,
358		const char *pattern, ...)
359		{
360	<	va_list args;
361	<	char local_buf[IRCD_BUFSIZE];
362	<	char remote_buf[IRCD_BUFSIZE];
363	<	char uid_buf[IRCD_BUFSIZE];
364	<	int local_len, remote_len, uid_len;
468	<	dlink_node *ptr;
469	<	dlink_node *ptr_next;
470	<	struct Client *target_p;
360	>	va_list alocal, aremote;
361	>	struct dbuf_block *local_buf, *remote_buf;
362	>	dlink_node *node = NULL;
363	>
364	>	local_buf = dbuf_alloc(), remote_buf = dbuf_alloc();
365
366	<	if (IsServer(from))
367	<	local_len = ircsprintf(local_buf, ":%s %s %s ",
474	<	from->name, command, chptr->chname);
366	>	if (IsClient(from))
367	>	dbuf_put_fmt(local_buf, ":%s!%s@%s ", from->name, from->username, from->host);
368		else
369	<	local_len = ircsprintf(local_buf, ":%s!%s@%s %s %s ",
477	<	from->name, from->username, from->host,
478	<	command, chptr->chname);
479	<	remote_len = ircsprintf(remote_buf, ":%s %s %s ",
480	<	from->name, command, chptr->chname);
481	<	uid_len = ircsprintf(uid_buf, ":%s %s %s ",
482	<	ID(from), command, chptr->chname);
369	>	dbuf_put_fmt(local_buf, ":%s ", from->name);
370
371	<	va_start(args, pattern);
372	<	local_len += send_format(&local_buf[local_len], IRCD_BUFSIZE - local_len,
373	<	pattern, args);
374	<	remote_len += send_format(&remote_buf[remote_len], IRCD_BUFSIZE - remote_len,
375	<	pattern, args);
376	<	uid_len += send_format(&uid_buf[uid_len], IRCD_BUFSIZE - uid_len, pattern,
377	<	args);
378	<	va_end(args);
371	>	dbuf_put_fmt(remote_buf, ":%s ", from->id);
372	>
373	>	va_start(alocal, pattern);
374	>	va_start(aremote, pattern);
375	>	send_format(local_buf, pattern, alocal);
376	>	send_format(remote_buf, pattern, aremote);
377	>
378	>	va_end(aremote);
379	>	va_end(alocal);
380
381		++current_serial;
382
383	<	DLINK_FOREACH_SAFE(ptr, ptr_next, chptr->members.head)
383	>	DLINK_FOREACH(node, chptr->members.head)
384		{
385	<	target_p = ((struct Membership *)ptr->data)->client_p;
386	<	assert(target_p != NULL);
385	>	struct Membership *member = node->data;
386	>	struct Client *target_p = member->client_p;
387	>
388	>	assert(IsClient(target_p));
389
390	<	if (IsDefunct(target_p) || IsDeaf(target_p) || target_p->from == one)
390	>	if (IsDefunct(target_p) || HasUMode(target_p, UMODE_DEAF) ||
391	>	(one && target_p->from == one->from))
392		continue;
393
394	<	if (MyClient(target_p))
395	<	{
396	<	if (target_p->serial != current_serial)
397	<	{
398	<	send_message(target_p, local_buf, local_len);
399	<	target_p->serial = current_serial;
400	<	}
401	<	}
402	<	else
512	<	{
513	<	/* Now check whether a message has been sent to this
514	<	* remote link already
515	<	*/
516	<	if (target_p->from->serial != current_serial)
517	<	{
518	<	if (IsCapable(target_p->from, CAP_TS6))
519	<	send_message_remote(target_p->from, from, uid_buf, uid_len);
520	<	else
521	<	send_message_remote(target_p->from, from, remote_buf, remote_len);
522	<	target_p->from->serial = current_serial;
523	<	}
524	<	}
394	>	if (type && (member->flags & type) == 0)
395	>	continue;
396	>
397	>	if (MyConnect(target_p))
398	>	send_message(target_p, local_buf);
399	>	else if (target_p->from->connection->serial != current_serial)
400	>	send_message_remote(target_p->from, from, remote_buf);
401	>
402	>	target_p->from->connection->serial = current_serial;
403		}
404	+
405	+	dbuf_ref_free(local_buf);
406	+	dbuf_ref_free(remote_buf);
407		}
408
409		/* sendto_server()
410	<	*
410	>	*
411		* inputs       - pointer to client to NOT send to
412	<	*              - pointer to source client required by LL (if any)
532	<	*              - pointer to channel required by LL (if any)
412	>	*              - pointer to channel
413		*              - caps or'd together which must ALL be present
414		*              - caps or'd together which must ALL NOT be present
535	–	*              - LL flags: LL_ICLIENT | LL_ICHAN
415		*              - printf style format string
416		*              - args to format string
417		* output       - NONE
418		* side effects - Send a message to all connected servers, except the
419		*                client 'one' (if non-NULL), as long as the servers
420		*                support ALL capabs in 'caps', and NO capabs in 'nocaps'.
421	<	*                If the server is a lazylink client, then it must know
543	<	*                about source_p if non-NULL (unless LL_ICLIENT is specified,
544	<	*                when source_p will be introduced where required) and
545	<	*                chptr if non-NULL (unless LL_ICHANNEL is specified, when
546	<	*                chptr will be introduced where required).
547	<	*                Note: nothing will be introduced to a LazyLeaf unless
548	<	*                the message is actually sent.
549	<	*
421	>	*
422		* This function was written in an attempt to merge together the other
423		* billion sendto_*serv*() functions, which sprung up with capabs,
424		* lazylinks, uids, etc.
425		* -davidt
426		*/
427	<	void
428	<	sendto_server(struct Client *one, struct Client *source_p,
429	<	struct Channel *chptr, unsigned long caps,
430	<	unsigned long nocaps, unsigned long llflags,
427	>	void
428	>	sendto_server(const struct Client *one,
429	>	const unsigned int caps,
430	>	const unsigned int nocaps,
431		const char *format, ...)
432		{
433		va_list args;
434	<	struct Client *client_p;
435	<	dlink_node *ptr;
564	<	char buffer[IRCD_BUFSIZE];
565	<	int len;
566	<
567	<	if (chptr != NULL)
568	<	{
569	<	if (chptr->chname[0] != '#')
570	<	return;
571	<	}
434	>	dlink_node *node = NULL;
435	>	struct dbuf_block *buffer = dbuf_alloc();
436
437		va_start(args, format);
438	<	len = send_format(buffer, IRCD_BUFSIZE, format, args);
438	>	send_format(buffer, format, args);
439		va_end(args);
440
441	<	DLINK_FOREACH(ptr, serv_list.head)
441	>	DLINK_FOREACH(node, local_server_list.head)
442		{
443	<	client_p = ptr->data;
443	>	struct Client *client_p = node->data;
444
445		/* If dead already skip */
446		if (IsDead(client_p))
447		continue;
448	+
449		/* check against 'one' */
450	<	if (one != NULL && (client_p == one->from))
450	>	if (one && (client_p == one->from))
451		continue;
452	+
453		/* check we have required capabs */
454	<	if ((client_p->localClient->caps & caps) != caps)
454	>	if ((client_p->connection->caps & caps) != caps)
455		continue;
456	+
457		/* check we don't have any forbidden capabs */
458	<	if ((client_p->localClient->caps & nocaps) != 0)
458	>	if ((client_p->connection->caps & nocaps))
459		continue;
460
461	<	if (ServerInfo.hub && IsCapable(client_p, CAP_LL))
595	<	{
596	<	/* check LL channel */
597	<	if (chptr != NULL &&
598	<	((chptr->lazyLinkChannelExists &
599	<	client_p->localClient->serverMask) == 0))
600	<	{
601	<	/* Only introduce the channel if we really will send this message */
602	<	if (!(llflags & LL_ICLIENT) && source_p &&
603	<	((source_p->lazyLinkClientExists &
604	<	client_p->localClient->serverMask) == 0))
605	<	continue; /* we can't introduce the unknown source_p, skip */
606	<
607	<	if (llflags & LL_ICHAN)
608	<	burst_channel(client_p, chptr);
609	<	else
610	<	continue; /* we can't introduce the unknown chptr, skip */
611	<	}
612	<	/* check LL client */
613	<	if (source_p &&
614	<	((source_p->lazyLinkClientExists &
615	<	client_p->localClient->serverMask) == 0))
616	<	{
617	<	if (llflags & LL_ICLIENT)
618	<	client_burst_if_needed(client_p,source_p);
619	<	else
620	<	continue; /* we can't introduce the unknown source_p, skip */
621	<	}
622	<	}
623	<	send_message(client_p, buffer, len);
461	>	send_message(client_p, buffer);
462		}
463	+
464	+	dbuf_ref_free(buffer);
465		}
466
467		/* sendto_common_channels_local()
#	Line 630 | Line 470 | sendto_server(struct Client *one, struct
470		*              - pattern to send
471		* output       - NONE
472		* side effects - Sends a message to all people on local server who are
473	<	*                in same channel with user.
473	>	*                in same channel with user.
474		*                used by m_nick.c and exit_one_client.
475		*/
476		void
477	<	sendto_common_channels_local(struct Client *user, int touser,
478	<	const char *pattern, ...)
477	>	sendto_common_channels_local(struct Client *user, int touser, unsigned int poscap,
478	>	unsigned int negcap, const char *pattern, ...)
479		{
480		va_list args;
481		dlink_node *uptr;
482		dlink_node *cptr;
483		struct Channel *chptr;
484	<	struct Membership *ms;
484	>	struct Membership *member;
485		struct Client *target_p;
486	<	char buffer[IRCD_BUFSIZE];
647	<	int len;
486	>	struct dbuf_block *buffer = dbuf_alloc();
487
488		va_start(args, pattern);
489	<	len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
489	>	send_format(buffer, pattern, args);
490		va_end(args);
491
492		++current_serial;
493
494		DLINK_FOREACH(cptr, user->channel.head)
495		{
496	<	chptr = ((struct Membership *) cptr->data)->chptr;
658	<	assert(chptr != NULL);
496	>	chptr = ((struct Membership *)cptr->data)->chptr;
497
498		DLINK_FOREACH(uptr, chptr->locmembers.head)
499		{
500	<	ms = uptr->data;
501	<	target_p = ms->client_p;
664	<	assert(target_p != NULL);
500	>	member = uptr->data;
501	>	target_p = member->client_p;
502
503		if (target_p == user || IsDefunct(target_p) ||
504	<	target_p->serial == current_serial)
504	>	target_p->connection->serial == current_serial)
505	>	continue;
506	>
507	>	if (poscap && HasCap(target_p, poscap) != poscap)
508	>	continue;
509	>
510	>	if (negcap && HasCap(target_p, negcap))
511		continue;
512
513	<	target_p->serial = current_serial;
514	<	send_message(target_p, buffer, len);
513	>	target_p->connection->serial = current_serial;
514	>	send_message(target_p, buffer);
515		}
516		}
517
518		if (touser && MyConnect(user) && !IsDead(user) &&
519	<	user->serial != current_serial)
520	<	send_message(user, buffer, len);
519	>	user->connection->serial != current_serial)
520	>	if (HasCap(user, poscap) == poscap)
521	>	send_message(user, buffer);
522	>
523	>	dbuf_ref_free(buffer);
524		}
525
526	<	/* sendto_channel_local()
527	<	*
528	<	* inputs       - member status mask, e.g. CHFL_CHANOP | CHFL_VOICE
529	<	*              - whether to ignore +D clients (YES/NO)
530	<	*              - pointer to channel to send to
531	<	*              - var args pattern
532	<	* output       - NONE
687	<	* side effects - Send a message to all members of a channel that are
688	<	*                locally connected to this server.
526	>	/*! \brief Send a message to members of a channel that are locally connected to this server.
527	>	* \param one      Client to skip; can be NULL
528	>	* \param chptr    Destination channel
529	>	* \param status   Channel member status flags clients must have
530	>	* \param poscap   Positive client capabilities flags (CAP)
531	>	* \param negcap   Negative client capabilities flags (CAP)
532	>	* \param pattern  Format string for command arguments
533		*/
534		void
535	<	sendto_channel_local(int type, int nodeaf, struct Channel *chptr,
536	<	const char *pattern, ...)
535	>	sendto_channel_local(const struct Client *one, struct Channel *chptr, unsigned int status,
536	>	unsigned int poscap, unsigned int negcap, const char *pattern, ...)
537		{
538		va_list args;
539	<	char buffer[IRCD_BUFSIZE];
540	<	int len;
697	<	dlink_node *ptr;
698	<	struct Membership *ms;
699	<	struct Client *target_p;
539	>	dlink_node *node = NULL;
540	>	struct dbuf_block *buffer = dbuf_alloc();
541
542		va_start(args, pattern);
543	<	len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
543	>	send_format(buffer, pattern, args);
544		va_end(args);
545
546	<	DLINK_FOREACH(ptr, chptr->locmembers.head)
546	>	DLINK_FOREACH(node, chptr->locmembers.head)
547		{
548	<	ms = ptr->data;
549	<	target_p = ms->client_p;
548	>	struct Membership *member = node->data;
549	>	struct Client *target_p = member->client_p;
550
551	<	if (type != 0 && (ms->flags & type) == 0)
551	>	if (IsDefunct(target_p))
552		continue;
553
554	<	if (IsDefunct(target_p) || (nodeaf && IsDeaf(target_p)))
554	>	if (one && target_p == one->from)
555		continue;
556
557	<	send_message(target_p, buffer, len);
717	<	}
718	<	}
719	<
720	<	/* sendto_channel_local_butone()
721	<	*
722	<	* inputs       - pointer to client to NOT send message to
723	<	*              - member status mask, e.g. CHFL_CHANOP | CHFL_VOICE
724	<	*              - pointer to channel to send to
725	<	*              - var args pattern
726	<	* output       - NONE
727	<	* side effects - Send a message to all members of a channel that are
728	<	*                locally connected to this server except one.
729	<	*
730	<	* WARNING - +D clients are omitted
731	<	*/
732	<	void
733	<	sendto_channel_local_butone(struct Client *one, int type,
734	<	struct Channel *chptr, const char *pattern, ...)
735	<	{
736	<	va_list args;
737	<	char buffer[IRCD_BUFSIZE];
738	<	int len;
739	<	struct Client *target_p;
740	<	struct Membership *ms;
741	<	dlink_node *ptr;
742	<
743	<	va_start(args, pattern);
744	<	len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
745	<	va_end(args);
746	<
747	<	DLINK_FOREACH(ptr, chptr->locmembers.head)
748	<	{
749	<	ms = ptr->data;
750	<	target_p = ms->client_p;
751	<
752	<	if (type != 0 && (ms->flags & type) == 0)
557	>	if (status && (member->flags & status) == 0)
558		continue;
559
560	<	if (target_p == one || IsDefunct(target_p) || IsDeaf(target_p))
756	<	continue;
757	<	send_message(target_p, buffer, len);
758	<	}
759	<	}
760	<
761	<
762	<	/* sendto_channel_remote()
763	<	*
764	<	* inputs       - Client not to send towards
765	<	*              - Client from whom message is from
766	<	*              - member status mask, e.g. CHFL_CHANOP | CHFL_VOICE
767	<	*              - pointer to channel to send to
768	<	*              - var args pattern
769	<	* output       - NONE
770	<	* side effects - Send a message to all members of a channel that are
771	<	*                remote to this server.
772	<	*/
773	<	void
774	<	sendto_channel_remote(struct Client *one, struct Client *from, int type, int caps,
775	<	int nocaps, struct Channel *chptr, const char *pattern, ...)
776	<	{
777	<	va_list args;
778	<	char buffer[IRCD_BUFSIZE];
779	<	int len;
780	<	dlink_node *ptr;
781	<	struct Client *target_p;
782	<	struct Membership *ms;
783	<
784	<	va_start(args, pattern);
785	<	len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
786	<	va_end(args);
787	<
788	<	DLINK_FOREACH(ptr, chptr->members.head)
789	<	{
790	<	ms = ptr->data;
791	<	target_p = ms->client_p;
792	<
793	<	if (type != 0 && (ms->flags & type) == 0)
560	>	if (poscap && HasCap(target_p, poscap) != poscap)
561		continue;
562
563	<	if (MyConnect(target_p))
563	>	if (negcap && HasCap(target_p, negcap))
564		continue;
798	–	target_p = target_p->from;
565
566	<	if (target_p == one->from ||
567	<	((target_p->from->localClient->caps & caps) != caps) ||
802	<	((target_p->from->localClient->caps & nocaps) != 0))
803	<	continue;
566	>	send_message(target_p, buffer);
567	>	}
568
569	<	send_message(target_p, buffer, len);
806	<	}
569	>	dbuf_ref_free(buffer);
570		}
571
572		/*
#	Line 824 | Line 587 | sendto_channel_remote(struct Client *one
587		* side effects - NONE
588		*/
589		static int
590	<	match_it(const struct Client *one, const char *mask, int what)
590	>	match_it(const struct Client *one, const char *mask, unsigned int what)
591		{
592		if (what == MATCH_HOST)
593	<	return(match(mask, one->host));
593	>	return !match(mask, one->host);
594
595	<	return(match(mask, one->servptr->name));
595	>	return !match(mask, one->servptr->name);
596		}
597
598		/* sendto_match_butone()
#	Line 840 | Line 603 | match_it(const struct Client *one, const
603		* ugh. ONLY used by m_message.c to send an "oper magic" message. ugh.
604		*/
605		void
606	<	sendto_match_butone(struct Client *one, struct Client *from, char *mask,
607	<	int what, const char *pattern, ...)
606	>	sendto_match_butone(const struct Client *one, const struct Client *from,
607	>	const char *mask, int what, const char *pattern, ...)
608		{
609	<	va_list args;
610	<	struct Client *client_p;
611	<	dlink_node *ptr, *ptr_next;
612	<	char local_buf[IRCD_BUFSIZE], remote_buf[IRCD_BUFSIZE];
613	<	int local_len = ircsprintf(local_buf, ":%s!%s@%s ", from->name,
614	<	from->username, from->host);
615	<	int remote_len = ircsprintf(remote_buf, ":%s ", from->name);
616	<
617	<	va_start(args, pattern);
618	<	local_len += send_format(&local_buf[local_len], IRCD_BUFSIZE - local_len,
619	<	pattern, args);
620	<	remote_len += send_format(&remote_buf[remote_len], IRCD_BUFSIZE - remote_len,
621	<	pattern, args);
622	<	va_end(args);
609	>	va_list alocal, aremote;
610	>	dlink_node *node = NULL;
611	>	struct dbuf_block *local_buf, *remote_buf;
612	>
613	>	local_buf = dbuf_alloc(), remote_buf = dbuf_alloc();
614	>
615	>	dbuf_put_fmt(local_buf, ":%s!%s@%s ", from->name, from->username, from->host);
616	>	dbuf_put_fmt(remote_buf, ":%s ", from->id);
617	>
618	>	va_start(alocal, pattern);
619	>	va_start(aremote, pattern);
620	>	send_format(local_buf, pattern, alocal);
621	>	send_format(remote_buf, pattern, aremote);
622	>	va_end(aremote);
623	>	va_end(alocal);
624
625		/* scan the local clients */
626	<	DLINK_FOREACH(ptr, local_client_list.head)
626	>	DLINK_FOREACH(node, local_client_list.head)
627		{
628	<	client_p = ptr->data;
628	>	struct Client *client_p = node->data;
629
630	<	if (client_p != one && !IsDefunct(client_p) &&
630	>	if ((!one || client_p != one->from) && !IsDefunct(client_p) &&
631		match_it(client_p, mask, what))
632	<	send_message(client_p, local_buf, local_len);
632	>	send_message(client_p, local_buf);
633		}
634
635		/* Now scan servers */
636	<	DLINK_FOREACH_SAFE(ptr, ptr_next, serv_list.head)
636	>	DLINK_FOREACH(node, local_server_list.head)
637		{
638	<	client_p = ptr->data;
638	>	struct Client *client_p = node->data;
639
640		/*
641		* The old code looped through every client on the
#	Line 897 | Line 661 | sendto_match_butone(struct Client *one,
661		* server deal with it.
662		* -wnder
663		*/
664	<	if (client_p != one && !IsDefunct(client_p))
665	<	send_message_remote(client_p, from, remote_buf, remote_len);
664	>	if ((!one || client_p != one->from) && !IsDefunct(client_p))
665	>	send_message_remote(client_p, from, remote_buf);
666		}
667	+
668	+	dbuf_ref_free(local_buf);
669	+	dbuf_ref_free(remote_buf);
670		}
671
672		/* sendto_match_servs()
#	Line 912 | Line 679 | sendto_match_butone(struct Client *one,
679		* side effects - data sent to servers matching with capab
680		*/
681		void
682	<	sendto_match_servs(struct Client *source_p, const char *mask, int cap,
682	>	sendto_match_servs(const struct Client *source_p, const char *mask, unsigned int cap,
683		const char *pattern, ...)
684		{
685		va_list args;
686	<	struct Client *target_p;
687	<	dlink_node *ptr;
921	<	char buffer[IRCD_BUFSIZE];
922	<	int found = 0;
686	>	dlink_node *node = NULL;
687	>	struct dbuf_block *buffer = dbuf_alloc();
688
689	+	dbuf_put_fmt(buffer, ":%s ", source_p->id);
690		va_start(args, pattern);
691	<	vsnprintf(buffer, sizeof(buffer), pattern, args);
691	>	send_format(buffer, pattern, args);
692		va_end(args);
693
694	<	current_serial++;
694	>	++current_serial;
695
696	<	DLINK_FOREACH(ptr, global_serv_list.head)
696	>	DLINK_FOREACH(node, global_server_list.head)
697		{
698	<	target_p = ptr->data;
698	>	struct Client *target_p = node->data;
699
700		/* Do not attempt to send to ourselves, or the source */
701		if (IsMe(target_p) || target_p->from == source_p->from)
702		continue;
703
704	<	if (target_p->from->serial == current_serial)
704	>	if (target_p->from->connection->serial == current_serial)
705		continue;
706
707		if (match(mask, target_p->name))
708	<	{
943	<	/*
944	<	* if we set the serial here, then we'll never do a
945	<	* match() again, if !IsCapable()
946	<	*/
947	<	target_p->from->serial = current_serial;
948	<	found++;
708	>	continue;
709
710	<	if (!IsCapable(target_p->from, cap))
711	<	continue;
710	>	/*
711	>	* If we set the serial here, then we'll never do a
712	>	* match() again, if !IsCapable()
713	>	*/
714	>	target_p->from->connection->serial = current_serial;
715
716	<	sendto_anywhere(target_p, source_p, "%s", buffer);
717	<	}
716	>	if (cap && IsCapable(target_p->from, cap) != cap)
717	>	continue;
718	>
719	>	send_message_remote(target_p->from, source_p, buffer);
720		}
721	+
722	+	dbuf_ref_free(buffer);
723		}
724
725		/* sendto_anywhere()
#	Line 965 | Line 732 | sendto_match_servs(struct Client *source
732		*                but useful when one does not know where target "lives"
733		*/
734		void
735	<	sendto_anywhere(struct Client *to, struct Client *from,
735	>	sendto_anywhere(struct Client *to, const struct Client *from,
736	>	const char *command,
737		const char *pattern, ...)
738		{
739		va_list args;
740	<	char buffer[IRCD_BUFSIZE];
973	<	int len;
974	<	struct Client *send_to = (to->from != NULL ? to->from : to);
740	>	struct dbuf_block *buffer = NULL;
741
742	<	if (IsDead(send_to))
742	>	if (IsDead(to->from))
743		return;
744
745	<	if (MyClient(to))
746	<	{
747	<	if (IsServer(from))
748	<	{
749	<	if (IsCapable(to, CAP_TS6) && HasID(from))
750	<	len = ircsprintf(buffer, ":%s ", from->id);
751	<	else
752	<	len = ircsprintf(buffer, ":%s ", from->name);
987	<	}
988	<	else
989	<	len = ircsprintf(buffer, ":%s!%s@%s ",
990	<	from->name, from->username, from->host);
991	<	}
992	<	else len = ircsprintf(buffer, ":%s ", ID_or_name(from, send_to));
745	>	buffer = dbuf_alloc();
746	>
747	>	if (MyClient(to) && IsClient(from))
748	>	dbuf_put_fmt(buffer, ":%s!%s@%s %s %s ", from->name, from->username,
749	>	from->host, command, to->name);
750	>	else
751	>	dbuf_put_fmt(buffer, ":%s %s %s ", ID_or_name(from, to),
752	>	command, ID_or_name(to, to));
753
754		va_start(args, pattern);
755	<	len += send_format(&buffer[len], IRCD_BUFSIZE - len, pattern, args);
755	>	send_format(buffer, pattern, args);
756		va_end(args);
757
758	<	if(MyClient(to))
759	<	send_message(send_to, buffer, len);
758	>	if (MyConnect(to))
759	>	send_message(to, buffer);
760		else
761	<	send_message_remote(send_to, from, buffer, len);
761	>	send_message_remote(to->from, from, buffer);
762	>
763	>	dbuf_ref_free(buffer);
764		}
765
766		/* sendto_realops_flags()
#	Line 1010 | Line 772 | sendto_anywhere(struct Client *to, struc
772		* side effects - Send to *local* ops only but NOT +s nonopers.
773		*/
774		void
775	<	sendto_realops_flags(unsigned int flags, int level, const char *pattern, ...)
775	>	sendto_realops_flags(unsigned int flags, int level, int type, const char *pattern, ...)
776		{
777	<	struct Client *client_p;
778	<	char nbuf[IRCD_BUFSIZE];
779	<	dlink_node *ptr;
777	>	const char *ntype = NULL;
778	>	dlink_node *node = NULL;
779	>	char nbuf[IRCD_BUFSIZE] = "";
780		va_list args;
781
782		va_start(args, pattern);
783	<	vsnprintf(nbuf, IRCD_BUFSIZE, pattern, args);
783	>	vsnprintf(nbuf, sizeof(nbuf), pattern, args);
784		va_end(args);
785
786	<	DLINK_FOREACH(ptr, oper_list.head)
786	>	switch (type)
787		{
788	<	client_p = ptr->data;
789	<	assert(client_p->umodes & UMODE_OPER);
790	<
791	<	/* If we're sending it to opers and theyre an admin, skip.
792	<	* If we're sending it to admins, and theyre not, skip.
793	<	*/
794	<	if (((level == L_ADMIN) && !IsAdmin(client_p)) ||
795	<	((level == L_OPER) && IsAdmin(client_p)))
796	<	continue;
797	<
798	<	if (client_p->umodes & flags)
1037	<	sendto_one(client_p, ":%s NOTICE %s :*** Notice -- %s",
1038	<	me.name, client_p->name, nbuf);
788	>	case SEND_NOTICE:
789	>	ntype = "Notice";
790	>	break;
791	>	case SEND_GLOBAL:
792	>	ntype = "Global";
793	>	break;
794	>	case SEND_LOCOPS:
795	>	ntype = "LocOps";
796	>	break;
797	>	default:
798	>	assert(0);
799		}
1040	–	}
800
801	<	/* sendto_wallops_flags()
1043	<	*
1044	<	* inputs       - flag types of messages to show to real opers
1045	<	*              - client sending request
1046	<	*              - var args input message
1047	<	* output       - NONE
1048	<	* side effects - Send a wallops to local opers
1049	<	*/
1050	<	void
1051	<	sendto_wallops_flags(unsigned int flags, struct Client *source_p,
1052	<	const char *pattern, ...)
1053	<	{
1054	<	struct Client *client_p;
1055	<	dlink_node *ptr;
1056	<	va_list args;
1057	<	char buffer[IRCD_BUFSIZE];
1058	<	int len;
1059	<
1060	<	if (IsClient(source_p))
1061	<	len = ircsprintf(buffer, ":%s!%s@%s WALLOPS :",
1062	<	source_p->name, source_p->username, source_p->host);
1063	<	else
1064	<	len = ircsprintf(buffer, ":%s WALLOPS :", source_p->name);
1065	<
1066	<	va_start(args, pattern);
1067	<	len += send_format(&buffer[len], IRCD_BUFSIZE - len, pattern, args);
1068	<	va_end(args);
1069	<
1070	<	DLINK_FOREACH(ptr, oper_list.head)
801	>	DLINK_FOREACH(node, oper_list.head)
802		{
803	<	client_p = ptr->data;
804	<	assert(client_p->umodes & UMODE_OPER);
1074	<
1075	<	if ((client_p->umodes & flags) && !IsDefunct(client_p))
1076	<	send_message(client_p, buffer, len);
1077	<	}
1078	<	}
1079	<
1080	<	/* ts_warn()
1081	<	*
1082	<	* inputs       - var args message
1083	<	* output       - NONE
1084	<	* side effects - Call sendto_realops_flags, with some flood checking
1085	<	*                (at most 5 warnings every 5 seconds)
1086	<	*/
1087	<	void
1088	<	ts_warn(const char *pattern, ...)
1089	<	{
1090	<	va_list args;
1091	<	char buffer[LOG_BUFSIZE];
1092	<	static time_t last = 0;
1093	<	static int warnings = 0;
803	>	struct Client *client_p = node->data;
804	>	assert(HasUMode(client_p, UMODE_OPER));
805
806	<	/*
807	<	** if we're running with TS_WARNINGS enabled and someone does
808	<	** something silly like (remotely) connecting a nonTS server,
809	<	** we'll get a ton of warnings, so we make sure we don't send
810	<	** more than 5 every 5 seconds.  -orabidoo
811	<	*/
806	>	/*
807	>	* If we're sending it to opers and they're an admin, skip.
808	>	* If we're sending it to admins, and they're not, skip.
809	>	*/
810	>	if (((level == L_ADMIN) && !HasUMode(client_p, UMODE_ADMIN)) ||
811	>	((level == L_OPER) && HasUMode(client_p, UMODE_ADMIN)))
812	>	continue;
813
814	<	if (CurrentTime - last < 5)
815	<	{
816	<	if (++warnings > 5)
1105	<	return;
1106	<	}
1107	<	else
1108	<	{
1109	<	last = CurrentTime;
1110	<	warnings = 0;
814	>	if (HasUMode(client_p, flags))
815	>	sendto_one(client_p, ":%s NOTICE %s :*** %s -- %s",
816	>	me.name, client_p->name, ntype, nbuf);
817		}
1112	–
1113	–	va_start(args, pattern);
1114	–	vsprintf_irc(buffer, pattern, args);
1115	–	va_end(args);
1116	–
1117	–	sendto_realops_flags(UMODE_ALL, L_ALL, "%s", buffer);
1118	–	ilog(L_CRIT, "%s", buffer);
818		}
819
820	<	/* kill_client()
820	>	/* ts_warn()
821		*
822	<	* inputs       - client to send kill towards
823	<	*              - pointer to client to kill
824	<	*              - reason for kill
825	<	* output       - NONE
1127	<	* side effects - NONE
822	>	* inputs       - var args message
823	>	* output       - NONE
824	>	* side effects - Call sendto_realops_flags, with some flood checking
825	>	*                (at most 5 warnings every 5 seconds)
826		*/
827		void
828	<	kill_client(struct Client *client_p, struct Client *diedie,
1131	<	const char *pattern, ...)
828	>	sendto_realops_flags_ratelimited(uintmax_t *rate, const char *pattern, ...)
829		{
830		va_list args;
831	<	char buffer[IRCD_BUFSIZE];
1135	<	int len;
831	>	char buffer[IRCD_BUFSIZE] = "";
832
833	<	if (client_p->from != NULL)
1138	<	client_p = client_p->from;
1139	<	if (IsDead(client_p))
833	>	if ((CurrentTime - *rate) < 20)
834		return;
835
836	<	len = ircsprintf(buffer, ":%s KILL %s :", ID_or_name(&me, client_p->from),
1143	<	ID_or_name(diedie, client_p));
836	>	*rate = CurrentTime;
837
838		va_start(args, pattern);
839	<	len += send_format(&buffer[len], IRCD_BUFSIZE - len, pattern, args);
839	>	vsnprintf(buffer, sizeof(buffer), pattern, args);
840		va_end(args);
841
842	<	send_message(client_p, buffer, len);
842	>	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE, "%s", buffer);
843	>	ilog(LOG_TYPE_IRCD, "%s", buffer);
844		}
845
846	<	/* kill_client_ll_serv_butone()
846	>	/* sendto_wallops_flags()
847		*
848	<	* inputs       - pointer to client to not send to
849	<	*              - pointer to client to kill
850	<	* output       - NONE
851	<	* side effects - Send a KILL for the given client
852	<	*                message to all connected servers
1159	<	*                except the client 'one'. Also deal with
1160	<	*                client being unknown to leaf, as in lazylink...
848	>	* inputs       - flag types of messages to show to real opers
849	>	*              - client sending request
850	>	*              - var args input message
851	>	* output       - NONE
852	>	* side effects - Send a wallops to local opers
853		*/
854		void
855	<	kill_client_ll_serv_butone(struct Client *one, struct Client *source_p,
856	<	const char *pattern, ...)
855	>	sendto_wallops_flags(unsigned int flags, const struct Client *source_p,
856	>	const char *pattern, ...)
857		{
858	+	dlink_node *node = NULL;
859		va_list args;
860	<	int have_uid = 0;
861	<	struct Client *client_p;
862	<	dlink_node *ptr;
863	<	char buf_uid[IRCD_BUFSIZE], buf_nick[IRCD_BUFSIZE];
864	<	int len_uid = 0, len_nick;
860	>	struct dbuf_block *buffer = dbuf_alloc();
861	>
862	>	if (IsClient(source_p))
863	>	dbuf_put_fmt(buffer, ":%s!%s@%s WALLOPS :", source_p->name, source_p->username, source_p->host);
864	>	else
865	>	dbuf_put_fmt(buffer, ":%s WALLOPS :", source_p->name);
866
867		va_start(args, pattern);
868	<	if (HasID(source_p) && (me.id[0] != '\0'))
1175	<	{
1176	<	have_uid = 1;
1177	<	len_uid = ircsprintf(buf_uid, ":%s KILL %s :", me.id, ID(source_p));
1178	<	len_uid += send_format(&buf_uid[len_uid], IRCD_BUFSIZE - len_uid, pattern,
1179	<	args);
1180	<	}
1181	<	len_nick = ircsprintf(buf_nick, ":%s KILL %s :", me.name, source_p->name);
1182	<	len_nick += send_format(&buf_nick[len_nick], IRCD_BUFSIZE - len_nick, pattern,
1183	<	args);
868	>	send_format(buffer, pattern, args);
869		va_end(args);
870
871	<	DLINK_FOREACH(ptr, serv_list.head)
871	>	DLINK_FOREACH(node, oper_list.head)
872		{
873	<	client_p = ptr->data;
874	<
1190	<	if (one != NULL && (client_p == one->from))
1191	<	continue;
1192	<	if (IsDefunct(client_p))
1193	<	continue;
873	>	struct Client *client_p = node->data;
874	>	assert(client_p->umodes & UMODE_OPER);
875
876	<	/* XXX perhaps IsCapable should test for localClient itself ? -db */
877	<	if (client_p->localClient == NULL || !IsCapable(client_p, CAP_LL) ||
1197	<	!ServerInfo.hub ||
1198	<	(source_p->lazyLinkClientExists & client_p->localClient->serverMask))
1199	<	{
1200	<	if (have_uid && IsCapable(client_p, CAP_TS6))
1201	<	send_message(client_p, buf_uid, len_uid);
1202	<	else
1203	<	send_message(client_p, buf_nick, len_nick);
1204	<	}
876	>	if (HasUMode(client_p, flags) && !IsDefunct(client_p))
877	>	send_message(client_p, buffer);
878		}
879	<	}
879	>
880	>	dbuf_ref_free(buffer);
881	>	}

Comparing:
ircd-hybrid/src/send.c (property svn:keywords), Revision 30 by adx, Sun Oct 2 20:03:27 2005 UTC vs.
ircd-hybrid/trunk/src/send.c (property svn:keywords), Revision 7330 by michael, Fri Feb 19 17:50:13 2016 UTC

#	Line 1 | Line 1
1	<	"Id Revision"
1	>	Id Revision

Diff Legend

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>	Changed lines (new)