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root/svn/ircd-hybrid/trunk/src/send.c
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Comparing:
ircd-hybrid-7.2/src/send.c (file contents), Revision 939 by db, Sat May 2 01:41:47 2009 UTC vs.
ircd-hybrid/trunk/src/send.c (file contents), Revision 6313 by michael, Sat Aug 1 18:03:39 2015 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) 1997-2015 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 < *  $Id$
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 uint64_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);
85 <  if (len > bufsize - 2)
86 <    len = bufsize - 2;  /* required by some versions of vsnprintf */
87 <
88 <  lsendbuf[len++] = '\r';
89 <  lsendbuf[len++] = '\n';
90 <  return (len);
91 < }
68 >  dbuf_put_args(buffer, pattern, args);
69  
70 < /*
71 < * iosend_default - append a packet to the client's sendq.
95 < */
96 < void *
97 < iosend_default(va_list args)
98 < {
99 <  struct Client *to = va_arg(args, struct Client *);
100 <  int length = va_arg(args, int);
101 <  char *buf = va_arg(args, char *);
70 >  if (buffer->size > IRCD_BUFSIZE - 2)
71 >    buffer->size = IRCD_BUFSIZE - 2;
72  
73 <  dbuf_put(&to->localClient->buf_sendq, buf, length);
74 <  return NULL;
73 >  buffer->data[buffer->size++] = '\r';
74 >  buffer->data[buffer->size++] = '\n';
75   }
76  
77   /*
# Line 110 | Line 80 | iosend_default(va_list args)
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    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_ALL, L_ALL, SEND_NOTICE,
93 >                           "Max SendQ limit exceeded for %s: %lu > %u",
94                             get_client_name(to, HIDE_IP),
95 <                           (unsigned long)(dbuf_length(&to->localClient->buf_sendq) + len),
96 <                           get_sendq(to));
95 >                           (unsigned long)(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 <  execute_callback(iosend_cb, to, len, buf);
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) >
143 <      (IsServer(to) ? (unsigned int) 1024 : (unsigned int) 4096))
144 <    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
152 < *              - 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,
160 <                    char *buf, int len)
129 > send_message_remote(struct Client *to, 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)",
166 <                         to->name, to->from->name, from->name);
167 <    return;
168 <  }
169 <
170 <  /* Optimize by checking if (from && to) before everything */
171 <  /* we set to->from up there.. */
131 >  assert(MyConnect(to));
132 >  assert(IsServer(to));
133 >  assert(!IsMe(to));
134 >  assert(to->from == to);
135  
136 <  if (!MyClient(from) && IsClient(to) && (to == from->from))
136 >  if (to == from->from)
137    {
138 <    if (IsServer(from))
139 <    {
140 <      sendto_realops_flags(UMODE_ALL, L_ALL,
178 <                           "Send message to %s [%s] dropped from %s(Fake Dir)",
179 <                           to->name, to->from->name, from->name);
180 <      return;
181 <    }
182 <
183 <    sendto_realops_flags(UMODE_ALL, L_ALL,
184 <                         "Ghosted: %s[%s@%s] from %s[%s@%s] (%s)",
185 <                         to->name, to->username, to->host,
186 <                         from->name, from->username, from->host,
187 <                         to->from->name);
188 <
189 <    sendto_server(NULL, NULL, CAP_TS6, NOCAPS,
190 <                  ":%s KILL %s :%s (%s[%s@%s] Ghosted %s)",
191 <                  me.id, to->name, me.name, to->name,
192 <                  to->username, to->host, to->from->name);
193 <    sendto_server(NULL, NULL, NOCAPS, CAP_TS6,
194 <                  ":%s KILL %s :%s (%s[%s@%s] Ghosted %s)",
195 <                  me.name, to->name, me.name, to->name,
196 <                  to->username, to->host, to->from->name);
197 <
198 <    SetKilled(to);
199 <
200 <    if (IsClient(from))
201 <      sendto_one(from, form_str(ERR_GHOSTEDCLIENT),
202 <                 me.name, from->name, to->name, to->username,
203 <                 to->host, to->from);
204 <
205 <    exit_client(to, &me, "Ghosted client");
206 <
138 >    sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE,
139 >                         "Send message to %s dropped from %s (Fake Dir)",
140 >                         to->name, from->name);
141      return;
142 <  }
142 >  }
143  
144 <  send_message(to, buf, len);
144 >  send_message(to, buf);
145   }
146  
147   /*
# Line 215 | 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 */
154 >  struct Client *const client_p = data;
155 >  assert(fd == &client_p->connection->fd);
156  
157 < #ifdef HAVE_LIBCRYPTO
158 <  if (fd->flags.pending_read)
225 <  {
226 <    fd->flags.pending_read = 0;
227 <    read_packet(fd, client_p);
228 <  }
229 < #endif
230 < }
231 <
232 < /*
233 < ** slinkq_unblocked
234 < **      Called when a server control socket is ready for writing.
235 < */
236 < static void
237 < slinkq_unblocked(fde_t *fd, struct Client *client_p)
238 < {
239 <  ClearSlinkqBlocked(client_p);
240 <  send_queued_slink_write(client_p);
157 >  DelFlag(client_p, FLAGS_BLOCKED);
158 >  send_queued_write(client_p);
159   }
160  
161   /*
# Line 249 | Line 167 | slinkq_unblocked(fde_t *fd, struct Clien
167   void
168   send_queued_write(struct Client *to)
169   {
170 <  int retlen;
253 <  struct dbuf_block *first;
170 >  int retlen = 0;
171  
172    /*
173     ** Once socket is marked dead, we cannot start writing to it,
174     ** even if the error is removed...
175     */
176 <  if (IsDead(to) || IsSendqBlocked(to))
176 >  if (IsDead(to) || HasFlag(to, FLAGS_BLOCKED))
177      return;  /* no use calling send() now */
178  
179    /* Next, lets try to write some data */
180 <
264 <  if (dbuf_length(&to->localClient->buf_sendq))
180 >  if (dbuf_length(&to->connection->buf_sendq))
181    {
182 <    do {
183 <      first = to->localClient->buf_sendq.blocks.head->data;
182 >    do
183 >    {
184 >      struct dbuf_block *first = to->connection->buf_sendq.blocks.head->data;
185  
186   #ifdef HAVE_LIBCRYPTO
187 <      if (to->localClient->fd.ssl)
187 >      if (to->connection->fd.ssl)
188        {
189 <        retlen = SSL_write(to->localClient->fd.ssl, first->data, first->size);
189 >        retlen = SSL_write(to->connection->fd.ssl, first->data + to->connection->buf_sendq.pos, first->size - to->connection->buf_sendq.pos);
190  
191          /* translate openssl error codes, sigh */
192 <        if (retlen < 0)
193 <          switch (SSL_get_error(to->localClient->fd.ssl, retlen))
194 <          {
192 >        if (retlen < 0)
193 >        {
194 >          switch (SSL_get_error(to->connection->fd.ssl, retlen))
195 >          {
196              case SSL_ERROR_WANT_READ:
197 <              return;  /* retry later, don't register for write events */
198 <
199 <            case SSL_ERROR_WANT_WRITE:
282 <              errno = EWOULDBLOCK;
197 >              return;  /* retry later, don't register for write events */
198 >            case SSL_ERROR_WANT_WRITE:
199 >              errno = EWOULDBLOCK;
200              case SSL_ERROR_SYSCALL:
201 <              break;
201 >              break;
202              case SSL_ERROR_SSL:
203                if (errno == EAGAIN)
204                  break;
205              default:
206 <              retlen = errno = 0;  /* either an SSL-specific error or EOF */
207 <          }
206 >              retlen = errno = 0;  /* either an SSL-specific error or EOF */
207 >          }
208 >        }
209        }
210        else
211   #endif
212 <        retlen = send(to->localClient->fd.fd, first->data, first->size, 0);
212 >        retlen = send(to->connection->fd.fd, first->data + to->connection->buf_sendq.pos, first->size - to->connection->buf_sendq.pos, 0);
213  
214        if (retlen <= 0)
297      {
298 #ifdef _WIN32
299        errno = WSAGetLastError();
300 #endif
215          break;
302      }
216  
217 <      dbuf_delete(&to->localClient->buf_sendq, retlen);
217 >      dbuf_delete(&to->connection->buf_sendq, retlen);
218  
219        /* We have some data written .. update counters */
220 <      to->localClient->send.bytes += retlen;
221 <      me.localClient->send.bytes += retlen;
222 <    } while (dbuf_length(&to->localClient->buf_sendq));
220 >      to->connection->send.bytes += retlen;
221 >      me.connection->send.bytes += retlen;
222 >    } while (dbuf_length(&to->connection->buf_sendq));
223  
224 <    if ((retlen < 0) && (ignoreErrno(errno)))
224 >    if (retlen < 0 && ignoreErrno(errno))
225      {
226 +      AddFlag(to, FLAGS_BLOCKED);
227 +
228        /* we have a non-fatal error, reschedule a write */
229 <      SetSendqBlocked(to);
230 <      comm_setselect(&to->localClient->fd, COMM_SELECT_WRITE,
316 <                     (PF *)sendq_unblocked, (void *)to, 0);
229 >      comm_setselect(&to->connection->fd, COMM_SELECT_WRITE,
230 >                     sendq_unblocked, to, 0);
231      }
232      else if (retlen <= 0)
233      {
# Line 323 | Line 237 | send_queued_write(struct Client *to)
237    }
238   }
239  
326 /*
327 ** send_queued_slink_write
328 **      This is called when there is a chance the some output would
329 **      be possible. This attempts to empty the send queue as far as
330 **      possible, and then if any data is left, a write is rescheduled.
331 */
332 void
333 send_queued_slink_write(struct Client *to)
334 {
335  int retlen;
336
337  /*
338   ** Once socket is marked dead, we cannot start writing to it,
339   ** even if the error is removed...
340   */
341  if (IsDead(to) || IsSlinkqBlocked(to))
342    return;  /* no use calling send() now */
343
344  /* Next, lets try to write some data */
345  if (to->localClient->slinkq != NULL)
346  {
347    retlen = send(to->localClient->ctrlfd.fd,
348                   to->localClient->slinkq + to->localClient->slinkq_ofs,
349                   to->localClient->slinkq_len, 0);
350    if (retlen < 0)
351    {
352      /* If we have a fatal error */
353      if (!ignoreErrno(errno))
354      {
355        dead_link_on_write(to, errno);
356        return;
357      }
358    }
359    else if (retlen == 0)
360    {
361      /* 0 bytes is an EOF .. */
362      dead_link_on_write(to, 0);
363      return;
364    }
365    else
366    {
367      execute_callback(iosendctrl_cb, to, retlen,
368        to->localClient->slinkq + to->localClient->slinkq_ofs);
369      to->localClient->slinkq_len -= retlen;
370
371      assert(to->localClient->slinkq_len >= 0);
372      if (to->localClient->slinkq_len)
373        to->localClient->slinkq_ofs += retlen;
374      else
375      {
376        to->localClient->slinkq_ofs = 0;
377        MyFree(to->localClient->slinkq);
378        to->localClient->slinkq = NULL;
379      }
380    }
381
382    /* Finally, if we have any more data, reschedule a write */
383    if (to->localClient->slinkq_len)
384    {
385      SetSlinkqBlocked(to);
386      comm_setselect(&to->localClient->ctrlfd, COMM_SELECT_WRITE,
387                     (PF *)slinkq_unblocked, (void *)to, 0);
388    }
389  }
390 }
391
240   /* send_queued_all()
241   *
242   * input        - NONE
# Line 398 | Line 246 | send_queued_slink_write(struct Client *t
246   void
247   send_queued_all(void)
248   {
249 <  dlink_node *ptr;
249 >  dlink_node *node = NULL;
250  
251    /* Servers are processed first, mainly because this can generate
252     * a notice to opers, which is to be delivered by this function.
253     */
254 <  DLINK_FOREACH(ptr, serv_list.head)
255 <    send_queued_write((struct Client *) ptr->data);
254 >  DLINK_FOREACH(node, local_server_list.head)
255 >    send_queued_write(node->data);
256  
257 <  DLINK_FOREACH(ptr, unknown_list.head)
258 <    send_queued_write((struct Client *) ptr->data);
257 >  DLINK_FOREACH(node, unknown_list.head)
258 >    send_queued_write(node->data);
259  
260 <  DLINK_FOREACH(ptr, local_client_list.head)
261 <    send_queued_write((struct Client *) ptr->data);
260 >  DLINK_FOREACH(node, local_client_list.head)
261 >    send_queued_write(node->data);
262  
263    /* NOTE: This can still put clients on aborted_list; unfortunately,
264     * exit_aborted_clients takes precedence over send_queued_all,
# Line 431 | Line 279 | void
279   sendto_one(struct Client *to, const char *pattern, ...)
280   {
281    va_list args;
282 <  char buffer[IRCD_BUFSIZE];
283 <  int len;
282 >  struct dbuf_block *buffer = NULL;
283 >
284 >  if (IsDead(to->from))
285 >    return;  /* This socket has already been marked as dead */
286  
287 <  if (to->from != NULL)
438 <    to = to->from;
439 <  if (IsDead(to))
440 <    return; /* This socket has already been marked as dead */
287 >  buffer = dbuf_alloc();
288  
289    va_start(args, pattern);
290 <  len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
290 >  send_format(buffer, pattern, args);
291    va_end(args);
292  
293 <  send_message(to, buffer, len);
293 >  send_message(to->from, buffer);
294 >
295 >  dbuf_ref_free(buffer);
296 > }
297 >
298 > void
299 > sendto_one_numeric(struct Client *to, struct Client *from, enum irc_numerics numeric, ...)
300 > {
301 >  struct dbuf_block *buffer = NULL;
302 >  const char *dest = NULL, *numstr = NULL;
303 >  va_list args;
304 >
305 >  if (IsDead(to->from))
306 >    return;
307 >
308 >  dest = ID_or_name(to, to);
309 >
310 >  if (EmptyString(dest))
311 >    dest = "*";
312 >
313 >  buffer = dbuf_alloc();
314 >
315 >  dbuf_put_fmt(buffer, ":%s %03d %s ", ID_or_name(from, to), numeric & ~SND_EXPLICIT, dest);
316 >
317 >  va_start(args, numeric);
318 >
319 >  if (numeric & SND_EXPLICIT)
320 >    numstr = va_arg(args, const char *);
321 >  else
322 >    numstr = numeric_form(numeric);
323 >
324 >  send_format(buffer, numstr, args);
325 >  va_end(args);
326 >
327 >  send_message(to->from, buffer);
328 >
329 >  dbuf_ref_free(buffer);
330 > }
331 >
332 > void
333 > sendto_one_notice(struct Client *to, struct Client *from, const char *pattern, ...)
334 > {
335 >  struct dbuf_block *buffer = NULL;
336 >  const char *dest = NULL;
337 >  va_list args;
338 >
339 >  if (IsDead(to->from))
340 >    return;
341 >
342 >  dest = ID_or_name(to, to);
343 >
344 >  if (EmptyString(dest))
345 >    dest = "*";
346 >
347 >  buffer = dbuf_alloc();
348 >
349 >  dbuf_put_fmt(buffer, ":%s NOTICE %s ", ID_or_name(from, to), dest);
350 >
351 >  va_start(args, pattern);
352 >  send_format(buffer, pattern, args);
353 >  va_end(args);
354 >
355 >  send_message(to->from, buffer);
356 >
357 >  dbuf_ref_free(buffer);
358   }
359  
360   /* sendto_channel_butone()
# Line 459 | Line 370 | sendto_one(struct Client *to, const char
370   */
371   void
372   sendto_channel_butone(struct Client *one, struct Client *from,
373 <                      struct Channel *chptr, const char *command,
373 >                      struct Channel *chptr, unsigned int type,
374                        const char *pattern, ...)
375   {
376 <  va_list alocal, aremote, auid;
377 <  char local_buf[IRCD_BUFSIZE];
378 <  char remote_buf[IRCD_BUFSIZE];
468 <  char uid_buf[IRCD_BUFSIZE];
469 <  int local_len, remote_len, uid_len;
470 <  dlink_node *ptr;
471 <  dlink_node *ptr_next;
472 <  struct Client *target_p;
376 >  va_list alocal, aremote;
377 >  struct dbuf_block *local_buf, *remote_buf;
378 >  dlink_node *node = NULL;
379  
380 <  if (IsServer(from))
381 <    local_len = ircsprintf(local_buf, ":%s %s %s ",
382 <                           from->name, command, chptr->chname);
380 >  local_buf = dbuf_alloc(), remote_buf = dbuf_alloc();
381 >
382 >  if (IsClient(from))
383 >    dbuf_put_fmt(local_buf, ":%s!%s@%s ", from->name, from->username, from->host);
384    else
385 <    local_len = ircsprintf(local_buf, ":%s!%s@%s %s %s ",
386 <                           from->name, from->username, from->host,
387 <                           command, chptr->chname);
481 <  remote_len = ircsprintf(remote_buf, ":%s %s %s ",
482 <                          from->name, command, chptr->chname);
483 <  uid_len = ircsprintf(uid_buf, ":%s %s %s ",
484 <                       ID(from), command, chptr->chname);
385 >    dbuf_put_fmt(local_buf, ":%s ", from->name);
386 >
387 >  dbuf_put_fmt(remote_buf, ":%s ", from->id);
388  
389    va_start(alocal, pattern);
390    va_start(aremote, pattern);
391 <  va_start(auid, pattern);
392 <  local_len += send_format(&local_buf[local_len], IRCD_BUFSIZE - local_len,
393 <                           pattern, alocal);
491 <  remote_len += send_format(&remote_buf[remote_len], IRCD_BUFSIZE - remote_len,
492 <                            pattern, aremote);
493 <  uid_len += send_format(&uid_buf[uid_len], IRCD_BUFSIZE - uid_len, pattern,
494 <                         auid);
495 <  va_end(auid);
391 >  send_format(local_buf, pattern, alocal);
392 >  send_format(remote_buf, pattern, aremote);
393 >
394    va_end(aremote);
395    va_end(alocal);
396  
397    ++current_serial;
398  
399 <  DLINK_FOREACH_SAFE(ptr, ptr_next, chptr->members.head)
399 >  DLINK_FOREACH(node, chptr->members.head)
400    {
401 <    target_p = ((struct Membership *)ptr->data)->client_p;
402 <    assert(target_p != NULL);
401 >    struct Membership *member = node->data;
402 >    struct Client *target_p = member->client_p;
403 >
404 >    assert(IsClient(target_p));
405  
406 <    if (IsDefunct(target_p) || IsDeaf(target_p) || target_p->from == one)
406 >    if (IsDefunct(target_p) || HasUMode(target_p, UMODE_DEAF) ||
407 >        (one && target_p->from == one->from))
408        continue;
409  
410 <    if (MyClient(target_p))
411 <    {
412 <      if (target_p->serial != current_serial)
413 <      {
414 <        send_message(target_p, local_buf, local_len);
415 <        target_p->serial = current_serial;
416 <      }
417 <    }
418 <    else
518 <    {
519 <      /* Now check whether a message has been sent to this
520 <       * remote link already
521 <       */
522 <      if (target_p->from->serial != current_serial)
523 <      {
524 <        if (IsCapable(target_p->from, CAP_TS6))
525 <          send_message_remote(target_p->from, from, uid_buf, uid_len);
526 <        else
527 <          send_message_remote(target_p->from, from, remote_buf, remote_len);
528 <        target_p->from->serial = current_serial;
529 <      }
530 <    }
410 >    if (type && (member->flags & type) == 0)
411 >      continue;
412 >
413 >    if (MyConnect(target_p))
414 >      send_message(target_p, local_buf);
415 >    else if (target_p->from->connection->serial != current_serial)
416 >      send_message_remote(target_p->from, from, remote_buf);
417 >
418 >    target_p->from->connection->serial = current_serial;
419    }
420 +
421 +  dbuf_ref_free(local_buf);
422 +  dbuf_ref_free(remote_buf);
423   }
424  
425   /* sendto_server()
426 < *
426 > *
427   * inputs       - pointer to client to NOT send to
428   *              - pointer to channel
429   *              - caps or'd together which must ALL be present
# Line 543 | Line 434 | sendto_channel_butone(struct Client *one
434   * side effects - Send a message to all connected servers, except the
435   *                client 'one' (if non-NULL), as long as the servers
436   *                support ALL capabs in 'caps', and NO capabs in 'nocaps'.
437 < *            
437 > *
438   * This function was written in an attempt to merge together the other
439   * billion sendto_*serv*() functions, which sprung up with capabs,
440   * lazylinks, uids, etc.
441   * -davidt
442   */
443 < void
443 > void
444   sendto_server(struct Client *one,
445 <              struct Channel *chptr, unsigned long caps,
446 <              unsigned long nocaps,
445 >              const unsigned int caps,
446 >              const unsigned int nocaps,
447                const char *format, ...)
448   {
449    va_list args;
450 <  dlink_node *ptr = NULL;
451 <  char buffer[IRCD_BUFSIZE];
561 <  int len = 0;
562 <
563 <  if (chptr && chptr->chname[0] != '#')
564 <    return;
450 >  dlink_node *node = NULL;
451 >  struct dbuf_block *buffer = dbuf_alloc();
452  
453    va_start(args, format);
454 <  len = send_format(buffer, IRCD_BUFSIZE, format, args);
454 >  send_format(buffer, format, args);
455    va_end(args);
456  
457 <  DLINK_FOREACH(ptr, serv_list.head)
457 >  DLINK_FOREACH(node, local_server_list.head)
458    {
459 <    struct Client *client_p = ptr->data;
459 >    struct Client *client_p = node->data;
460  
461      /* If dead already skip */
462      if (IsDead(client_p))
463        continue;
464 +
465      /* check against 'one' */
466 <    if (one != NULL && (client_p == one->from))
466 >    if (one && (client_p == one->from))
467        continue;
468 +
469      /* check we have required capabs */
470 <    if ((client_p->localClient->caps & caps) != caps)
470 >    if ((client_p->connection->caps & caps) != caps)
471        continue;
472 +
473      /* check we don't have any forbidden capabs */
474 <    if ((client_p->localClient->caps & nocaps) != 0)
474 >    if ((client_p->connection->caps & nocaps))
475        continue;
476  
477 <    send_message(client_p, buffer, len);
477 >    send_message(client_p, buffer);
478    }
479 +
480 +  dbuf_ref_free(buffer);
481   }
482  
483   /* sendto_common_channels_local()
# Line 594 | Line 486 | sendto_server(struct Client *one,
486   *              - pattern to send
487   * output       - NONE
488   * side effects - Sends a message to all people on local server who are
489 < *                in same channel with user.
489 > *                in same channel with user.
490   *                used by m_nick.c and exit_one_client.
491   */
492   void
493 < sendto_common_channels_local(struct Client *user, int touser,
493 > sendto_common_channels_local(struct Client *user, int touser, unsigned int cap,
494                               const char *pattern, ...)
495   {
496    va_list args;
497    dlink_node *uptr;
498    dlink_node *cptr;
499    struct Channel *chptr;
500 <  struct Membership *ms;
500 >  struct Membership *member;
501    struct Client *target_p;
502 <  char buffer[IRCD_BUFSIZE];
611 <  int len;
502 >  struct dbuf_block *buffer = dbuf_alloc();
503  
504    va_start(args, pattern);
505 <  len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
505 >  send_format(buffer, pattern, args);
506    va_end(args);
507  
508    ++current_serial;
509  
510    DLINK_FOREACH(cptr, user->channel.head)
511    {
512 <    chptr = ((struct Membership *) cptr->data)->chptr;
622 <    assert(chptr != NULL);
512 >    chptr = ((struct Membership *)cptr->data)->chptr;
513  
514 <    DLINK_FOREACH(uptr, chptr->members.head)
514 >    DLINK_FOREACH(uptr, chptr->locmembers.head)
515      {
516 <      ms = uptr->data;
517 <      target_p = ms->client_p;
518 <      assert(target_p != NULL);
516 >      member = uptr->data;
517 >      target_p = member->client_p;
518 >
519 >      if (target_p == user || IsDefunct(target_p) ||
520 >          target_p->connection->serial == current_serial)
521 >        continue;
522  
523 <      if (!MyConnect(target_p) || target_p == user || IsDefunct(target_p) ||
631 <          target_p->serial == current_serial)
523 >      if (HasCap(target_p, cap) != cap)
524          continue;
525  
526 <      target_p->serial = current_serial;
527 <      send_message(target_p, buffer, len);
526 >      target_p->connection->serial = current_serial;
527 >      send_message(target_p, buffer);
528      }
529    }
530  
531    if (touser && MyConnect(user) && !IsDead(user) &&
532 <      user->serial != current_serial)
533 <    send_message(user, buffer, len);
532 >      user->connection->serial != current_serial)
533 >    if (HasCap(user, cap) == cap)
534 >      send_message(user, buffer);
535 >
536 >  dbuf_ref_free(buffer);
537   }
538  
539   /* sendto_channel_local()
540   *
541   * inputs       - member status mask, e.g. CHFL_CHANOP | CHFL_VOICE
647 *              - whether to ignore +D clients (YES/NO)
542   *              - pointer to channel to send to
543   *              - var args pattern
544   * output       - NONE
# Line 652 | Line 546 | sendto_common_channels_local(struct Clie
546   *                locally connected to this server.
547   */
548   void
549 < sendto_channel_local(int type, int nodeaf, struct Channel *chptr,
549 > sendto_channel_local(unsigned int type, struct Channel *chptr,
550                       const char *pattern, ...)
551   {
552    va_list args;
553 <  char buffer[IRCD_BUFSIZE];
554 <  int len;
661 <  dlink_node *ptr;
662 <  struct Membership *ms;
663 <  struct Client *target_p;
553 >  dlink_node *node = NULL;
554 >  struct dbuf_block *buffer = dbuf_alloc();
555  
556    va_start(args, pattern);
557 <  len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
557 >  send_format(buffer, pattern, args);
558    va_end(args);
559  
560 <  DLINK_FOREACH(ptr, chptr->members.head)
560 >  DLINK_FOREACH(node, chptr->locmembers.head)
561    {
562 <    ms = ptr->data;
563 <    target_p = ms->client_p;
562 >    struct Membership *member = node->data;
563 >    struct Client *target_p = member->client_p;
564  
565 <    if (type != 0 && (ms->flags & type) == 0)
565 >    if (type && (member->flags & type) == 0)
566        continue;
567  
568 <    if (!MyConnect(target_p) || IsDefunct(target_p) ||
678 <        (nodeaf && IsDeaf(target_p)))
568 >    if (IsDefunct(target_p))
569        continue;
570  
571 <    send_message(target_p, buffer, len);
571 >    send_message(target_p, buffer);
572    }
573 +
574 +  dbuf_ref_free(buffer);
575   }
576  
577   /* sendto_channel_local_butone()
# Line 694 | Line 586 | sendto_channel_local(int type, int nodea
586   *
587   * WARNING - +D clients are omitted
588   */
697 void      
698 sendto_channel_local_butone(struct Client *one, int type,
699                            struct Channel *chptr, const char *pattern, ...)
700 {
701  va_list args;
702  char buffer[IRCD_BUFSIZE];
703  int len;
704  struct Client *target_p;
705  struct Membership *ms;
706  dlink_node *ptr;
707
708  va_start(args, pattern);
709  len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
710  va_end(args);
711
712  DLINK_FOREACH(ptr, chptr->members.head)      
713  {  
714    ms = ptr->data;
715    target_p = ms->client_p;
716
717    if (type != 0 && (ms->flags & type) == 0)
718      continue;
719
720    if (!MyConnect(target_p) || target_p == one ||
721        IsDefunct(target_p) || IsDeaf(target_p))
722      continue;
723    send_message(target_p, buffer, len);
724  }
725 }
726
727
728 /* sendto_channel_remote()
729 *
730 * inputs       - Client not to send towards
731 *              - Client from whom message is from
732 *              - member status mask, e.g. CHFL_CHANOP | CHFL_VOICE
733 *              - pointer to channel to send to
734 *              - var args pattern
735 * output       - NONE
736 * side effects - Send a message to all members of a channel that are
737 *                remote to this server.
738 */
589   void
590 < sendto_channel_remote(struct Client *one, struct Client *from, int type, int caps,
591 <                      int nocaps, struct Channel *chptr, const char *pattern, ...)
590 > sendto_channel_local_butone(struct Client *one, unsigned int poscap, unsigned int negcap,
591 >                            struct Channel *chptr, const char *pattern, ...)
592   {
593    va_list args;
594 <  char buffer[IRCD_BUFSIZE];
595 <  int len;
746 <  dlink_node *ptr;
747 <  struct Client *target_p;
748 <  struct Membership *ms;
594 >  dlink_node *node = NULL;
595 >  struct dbuf_block *buffer = dbuf_alloc();
596  
597    va_start(args, pattern);
598 <  len = send_format(buffer, IRCD_BUFSIZE, pattern, args);
598 >  send_format(buffer, pattern, args);
599    va_end(args);
600  
601 <  ++current_serial;
755 <
756 <  DLINK_FOREACH(ptr, chptr->members.head)
601 >  DLINK_FOREACH(node, chptr->locmembers.head)
602    {
603 <    ms = ptr->data;
604 <    target_p = ms->client_p;
603 >    struct Membership *member = node->data;
604 >    struct Client *target_p = member->client_p;
605  
606 <    if (type != 0 && (ms->flags & type) == 0)
606 >    if (one && target_p == one->from)
607        continue;
608  
609 <    if (MyConnect(target_p))
609 >    if (IsDefunct(target_p))
610        continue;
766    target_p = target_p->from;
611  
612 <    if (target_p == one->from ||
769 <        ((target_p->from->localClient->caps & caps) != caps) ||
770 <        ((target_p->from->localClient->caps & nocaps) != 0))
612 >    if (poscap && HasCap(target_p, poscap) != poscap)
613        continue;
614 <    if (target_p->from->serial != current_serial)
615 <    {
616 <      send_message(target_p, buffer, len);
617 <      target_p->from->serial = current_serial;
618 <    }
619 <  }
614 >
615 >    if (negcap && HasCap(target_p, negcap))
616 >      continue;
617 >
618 >    send_message(target_p, buffer);
619 >  }
620 >
621 >  dbuf_ref_free(buffer);
622   }
623  
624   /*
# Line 795 | Line 639 | sendto_channel_remote(struct Client *one
639   * side effects - NONE
640   */
641   static int
642 < match_it(const struct Client *one, const char *mask, int what)
642 > match_it(const struct Client *one, const char *mask, unsigned int what)
643   {
644    if (what == MATCH_HOST)
645 <    return(match(mask, one->host));
645 >    return !match(mask, one->host);
646  
647 <  return(match(mask, one->servptr->name));
647 >  return !match(mask, one->servptr->name);
648   }
649  
650   /* sendto_match_butone()
# Line 811 | Line 655 | match_it(const struct Client *one, const
655   * ugh. ONLY used by m_message.c to send an "oper magic" message. ugh.
656   */
657   void
658 < sendto_match_butone(struct Client *one, struct Client *from, char *mask,
658 > sendto_match_butone(struct Client *one, struct Client *from, const char *mask,
659                      int what, const char *pattern, ...)
660   {
661    va_list alocal, aremote;
662 <  struct Client *client_p;
663 <  dlink_node *ptr, *ptr_next;
664 <  char local_buf[IRCD_BUFSIZE], remote_buf[IRCD_BUFSIZE];
665 <  int local_len = ircsprintf(local_buf, ":%s!%s@%s ", from->name,
666 <                             from->username, from->host);
667 <  int remote_len = ircsprintf(remote_buf, ":%s ", from->name);
662 >  dlink_node *node = NULL;
663 >  struct dbuf_block *local_buf, *remote_buf;
664 >
665 >  local_buf = dbuf_alloc(), remote_buf = dbuf_alloc();
666 >
667 >  dbuf_put_fmt(local_buf, ":%s!%s@%s ", from->name, from->username, from->host);
668 >  dbuf_put_fmt(remote_buf, ":%s ", from->id);
669  
670    va_start(alocal, pattern);
671    va_start(aremote, pattern);
672 <  local_len += send_format(&local_buf[local_len], IRCD_BUFSIZE - local_len,
673 <                           pattern, alocal);
829 <  remote_len += send_format(&remote_buf[remote_len], IRCD_BUFSIZE - remote_len,
830 <                            pattern, aremote);
672 >  send_format(local_buf, pattern, alocal);
673 >  send_format(remote_buf, pattern, aremote);
674    va_end(aremote);
675    va_end(alocal);
676  
677    /* scan the local clients */
678 <  DLINK_FOREACH(ptr, local_client_list.head)
678 >  DLINK_FOREACH(node, local_client_list.head)
679    {
680 <    client_p = ptr->data;
680 >    struct Client *client_p = node->data;
681  
682 <    if (client_p != one && !IsDefunct(client_p) &&
682 >    if ((!one || client_p != one->from) && !IsDefunct(client_p) &&
683          match_it(client_p, mask, what))
684 <      send_message(client_p, local_buf, local_len);
684 >      send_message(client_p, local_buf);
685    }
686  
687    /* Now scan servers */
688 <  DLINK_FOREACH_SAFE(ptr, ptr_next, serv_list.head)
688 >  DLINK_FOREACH(node, local_server_list.head)
689    {
690 <    client_p = ptr->data;
690 >    struct Client *client_p = node->data;
691  
692      /*
693       * The old code looped through every client on the
# Line 870 | Line 713 | sendto_match_butone(struct Client *one,
713       * server deal with it.
714       * -wnder
715       */
716 <    if (client_p != one && !IsDefunct(client_p))
717 <      send_message_remote(client_p, from, remote_buf, remote_len);
716 >    if ((!one || client_p != one->from) && !IsDefunct(client_p))
717 >      send_message_remote(client_p, from, remote_buf);
718    }
719 +
720 +  dbuf_ref_free(local_buf);
721 +  dbuf_ref_free(remote_buf);
722   }
723  
724   /* sendto_match_servs()
# Line 885 | Line 731 | sendto_match_butone(struct Client *one,
731   * side effects - data sent to servers matching with capab
732   */
733   void
734 < sendto_match_servs(struct Client *source_p, const char *mask, int cap,
734 > sendto_match_servs(struct Client *source_p, const char *mask, unsigned int cap,
735                     const char *pattern, ...)
736   {
737    va_list args;
738 <  struct Client *target_p;
739 <  dlink_node *ptr;
894 <  char buffer[IRCD_BUFSIZE];
895 <  int found = 0;
738 >  dlink_node *node = NULL;
739 >  struct dbuf_block *buffer = dbuf_alloc();
740  
741 +  dbuf_put_fmt(buffer, ":%s ", source_p->id);
742    va_start(args, pattern);
743 <  vsnprintf(buffer, sizeof(buffer), pattern, args);
743 >  send_format(buffer, pattern, args);
744    va_end(args);
745  
746 <  current_serial++;
746 >  ++current_serial;
747  
748 <  DLINK_FOREACH(ptr, global_serv_list.head)
748 >  DLINK_FOREACH(node, global_server_list.head)
749    {
750 <    target_p = ptr->data;
750 >    struct Client *target_p = node->data;
751  
752      /* Do not attempt to send to ourselves, or the source */
753      if (IsMe(target_p) || target_p->from == source_p->from)
754        continue;
755  
756 <    if (target_p->from->serial == current_serial)
756 >    if (target_p->from->connection->serial == current_serial)
757        continue;
758  
759      if (match(mask, target_p->name))
760 <    {
916 <      /*
917 <       * if we set the serial here, then we'll never do a
918 <       * match() again, if !IsCapable()
919 <       */
920 <      target_p->from->serial = current_serial;
921 <      found++;
760 >      continue;
761  
762 <      if (!IsCapable(target_p->from, cap))
763 <        continue;
762 >    /*
763 >     * If we set the serial here, then we'll never do a
764 >     * match() again, if !IsCapable()
765 >     */
766 >    target_p->from->connection->serial = current_serial;
767  
768 <      sendto_anywhere(target_p, source_p, "%s", buffer);
769 <    }
768 >    if (!IsCapable(target_p->from, cap))
769 >      continue;
770 >
771 >    send_message_remote(target_p->from, source_p, buffer);
772    }
773 +
774 +  dbuf_ref_free(buffer);
775   }
776  
777   /* sendto_anywhere()
# Line 939 | Line 785 | sendto_match_servs(struct Client *source
785   */
786   void
787   sendto_anywhere(struct Client *to, struct Client *from,
788 +                const char *command,
789                  const char *pattern, ...)
790   {
791    va_list args;
792 <  char buffer[IRCD_BUFSIZE];
946 <  int len;
947 <  struct Client *send_to = (to->from != NULL ? to->from : to);
792 >  struct dbuf_block *buffer = NULL;
793  
794 <  if (IsDead(send_to))
794 >  if (IsDead(to->from))
795      return;
796  
797 <  if (MyClient(to))
798 <  {
799 <    if (IsServer(from))
800 <    {
801 <      if (IsCapable(to, CAP_TS6) && HasID(from))
802 <        len = ircsprintf(buffer, ":%s ", from->id);
803 <      else
804 <        len = ircsprintf(buffer, ":%s ", from->name);
960 <    }
961 <    else
962 <      len = ircsprintf(buffer, ":%s!%s@%s ",
963 <                       from->name, from->username, from->host);
964 <  }
965 <  else len = ircsprintf(buffer, ":%s ", ID_or_name(from, send_to));
797 >  buffer = dbuf_alloc();
798 >
799 >  if (MyClient(to) && IsClient(from))
800 >    dbuf_put_fmt(buffer, ":%s!%s@%s %s %s ", from->name, from->username,
801 >                 from->host, command, to->name);
802 >  else
803 >    dbuf_put_fmt(buffer, ":%s %s %s ", ID_or_name(from, to),
804 >                 command, ID_or_name(to, to));
805  
806    va_start(args, pattern);
807 <  len += send_format(&buffer[len], IRCD_BUFSIZE - len, pattern, args);
807 >  send_format(buffer, pattern, args);
808    va_end(args);
809  
810 <  if(MyClient(to))
811 <    send_message(send_to, buffer, len);
810 >  if (MyConnect(to))
811 >    send_message(to, buffer);
812    else
813 <    send_message_remote(send_to, from, buffer, len);
813 >    send_message_remote(to->from, from, buffer);
814 >
815 >  dbuf_ref_free(buffer);
816   }
817  
818   /* sendto_realops_flags()
# Line 983 | Line 824 | sendto_anywhere(struct Client *to, struc
824   * side effects - Send to *local* ops only but NOT +s nonopers.
825   */
826   void
827 < sendto_realops_flags(unsigned int flags, int level, const char *pattern, ...)
827 > sendto_realops_flags(unsigned int flags, int level, int type, const char *pattern, ...)
828   {
829 <  struct Client *client_p;
830 <  char nbuf[IRCD_BUFSIZE];
831 <  dlink_node *ptr;
829 >  const char *ntype = NULL;
830 >  dlink_node *node = NULL;
831 >  char nbuf[IRCD_BUFSIZE] = "";
832    va_list args;
833  
834    va_start(args, pattern);
835 <  vsnprintf(nbuf, IRCD_BUFSIZE, pattern, args);
835 >  vsnprintf(nbuf, sizeof(nbuf), pattern, args);
836    va_end(args);
837  
838 <  DLINK_FOREACH(ptr, oper_list.head)
838 >  switch (type)
839    {
840 <    client_p = ptr->data;
841 <    assert(client_p->umodes & UMODE_OPER);
842 <
843 <    /* If we're sending it to opers and theyre an admin, skip.
844 <     * If we're sending it to admins, and theyre not, skip.
845 <     */
846 <    if (((level == L_ADMIN) && !IsAdmin(client_p)) ||
847 <        ((level == L_OPER) && IsAdmin(client_p)))
848 <      continue;
849 <
850 <    if (client_p->umodes & flags)
1010 <      sendto_one(client_p, ":%s NOTICE %s :*** Notice -- %s",
1011 <                 me.name, client_p->name, nbuf);
840 >    case SEND_NOTICE:
841 >      ntype = "Notice";
842 >      break;
843 >    case SEND_GLOBAL:
844 >      ntype = "Global";
845 >      break;
846 >    case SEND_LOCOPS:
847 >      ntype = "LocOps";
848 >      break;
849 >    default:
850 >      assert(0);
851    }
1013 }
1014
1015 /* sendto_wallops_flags()
1016 *
1017 * inputs       - flag types of messages to show to real opers
1018 *              - client sending request
1019 *              - var args input message
1020 * output       - NONE
1021 * side effects - Send a wallops to local opers
1022 */
1023 void
1024 sendto_wallops_flags(unsigned int flags, struct Client *source_p,
1025                     const char *pattern, ...)
1026 {
1027  struct Client *client_p;
1028  dlink_node *ptr;
1029  va_list args;
1030  char buffer[IRCD_BUFSIZE];
1031  int len;
852  
853 <  if (IsClient(source_p))
1034 <    len = ircsprintf(buffer, ":%s!%s@%s WALLOPS :",
1035 <                     source_p->name, source_p->username, source_p->host);
1036 <  else
1037 <    len = ircsprintf(buffer, ":%s WALLOPS :", source_p->name);
1038 <
1039 <  va_start(args, pattern);
1040 <  len += send_format(&buffer[len], IRCD_BUFSIZE - len, pattern, args);
1041 <  va_end(args);
1042 <
1043 <  DLINK_FOREACH(ptr, oper_list.head)
853 >  DLINK_FOREACH(node, oper_list.head)
854    {
855 <    client_p = ptr->data;
856 <    assert(client_p->umodes & UMODE_OPER);
1047 <
1048 <    if ((client_p->umodes & flags) && !IsDefunct(client_p))
1049 <      send_message(client_p, buffer, len);
1050 <  }
1051 < }
855 >    struct Client *client_p = node->data;
856 >    assert(HasUMode(client_p, UMODE_OPER));
857  
858 < /* ts_warn()
859 < *
860 < * inputs       - var args message
861 < * output       - NONE
862 < * side effects - Call sendto_realops_flags, with some flood checking
863 < *                (at most 5 warnings every 5 seconds)
864 < */
1060 < void
1061 < ts_warn(const char *pattern, ...)
1062 < {
1063 <  va_list args;
1064 <  char buffer[LOG_BUFSIZE];
1065 <  static time_t last = 0;
1066 <  static int warnings = 0;
1067 <
1068 <  /*
1069 <   ** if we're running with TS_WARNINGS enabled and someone does
1070 <   ** something silly like (remotely) connecting a nonTS server,
1071 <   ** we'll get a ton of warnings, so we make sure we don't send
1072 <   ** more than 5 every 5 seconds.  -orabidoo
1073 <   */
858 >    /*
859 >     * If we're sending it to opers and they're an admin, skip.
860 >     * If we're sending it to admins, and they're not, skip.
861 >     */
862 >    if (((level == L_ADMIN) && !HasUMode(client_p, UMODE_ADMIN)) ||
863 >        ((level == L_OPER) && HasUMode(client_p, UMODE_ADMIN)))
864 >      continue;
865  
866 <  if (CurrentTime - last < 5)
867 <  {
868 <    if (++warnings > 5)
1078 <      return;
866 >    if (HasUMode(client_p, flags))
867 >      sendto_one(client_p, ":%s NOTICE %s :*** %s -- %s",
868 >                 me.name, client_p->name, ntype, nbuf);
869    }
1080  else
1081  {
1082    last = CurrentTime;
1083    warnings = 0;
1084  }
1085
1086  va_start(args, pattern);
1087  vsprintf_irc(buffer, pattern, args);
1088  va_end(args);
1089
1090  sendto_realops_flags(UMODE_ALL, L_ALL, "%s", buffer);
1091  ilog(L_CRIT, "%s", buffer);
870   }
871  
872 < /* kill_client()
872 > /* ts_warn()
873   *
874 < * inputs       - client to send kill towards
875 < *              - pointer to client to kill
876 < *              - reason for kill
877 < * output       - NONE
1100 < * side effects - NONE
874 > * inputs       - var args message
875 > * output       - NONE
876 > * side effects - Call sendto_realops_flags, with some flood checking
877 > *                (at most 5 warnings every 5 seconds)
878   */
879   void
880 < kill_client(struct Client *client_p, struct Client *diedie,
1104 <            const char *pattern, ...)
880 > sendto_realops_flags_ratelimited(time_t *rate, const char *pattern, ...)
881   {
882    va_list args;
883 <  char buffer[IRCD_BUFSIZE];
1108 <  int len;
883 >  char buffer[IRCD_BUFSIZE] = "";
884  
885 <  if (client_p->from != NULL)
1111 <    client_p = client_p->from;
1112 <  if (IsDead(client_p))
885 >  if ((CurrentTime - *rate) < 20)
886      return;
887  
888 <  len = ircsprintf(buffer, ":%s KILL %s :", ID_or_name(&me, client_p->from),
1116 <                   ID_or_name(diedie, client_p));
888 >  *rate = CurrentTime;
889  
890    va_start(args, pattern);
891 <  len += send_format(&buffer[len], IRCD_BUFSIZE - len, pattern, args);
891 >  vsnprintf(buffer, sizeof(buffer), pattern, args);
892    va_end(args);
893  
894 <  send_message(client_p, buffer, len);
894 >  sendto_realops_flags(UMODE_ALL, L_ALL, SEND_NOTICE, "%s", buffer);
895 >  ilog(LOG_TYPE_IRCD, "%s", buffer);
896   }
897  
898 < /* kill_client_ll_serv_butone()
898 > /* sendto_wallops_flags()
899   *
900 < * inputs       - pointer to client to not send to
901 < *              - pointer to client to kill
902 < * output       - NONE
903 < * side effects - Send a KILL for the given client
904 < *                message to all connected servers
1132 < *                except the client 'one'. Also deal with
1133 < *                client being unknown to leaf, as in lazylink...
900 > * inputs       - flag types of messages to show to real opers
901 > *              - client sending request
902 > *              - var args input message
903 > * output       - NONE
904 > * side effects - Send a wallops to local opers
905   */
906   void
907 < kill_client_ll_serv_butone(struct Client *one, struct Client *source_p,
908 <                           const char *pattern, ...)
907 > sendto_wallops_flags(unsigned int flags, struct Client *source_p,
908 >                     const char *pattern, ...)
909   {
910 +  dlink_node *node = NULL;
911    va_list args;
912 <  int have_uid = 0;
1141 <  dlink_node *ptr = NULL;
1142 <  char buf_uid[IRCD_BUFSIZE], buf_nick[IRCD_BUFSIZE];
1143 <  int len_uid = 0, len_nick = 0;
912 >  struct dbuf_block *buffer = dbuf_alloc();
913  
914 <  if (HasID(source_p) && (me.id[0] != '\0'))
915 <  {
916 <    have_uid = 1;
917 <    va_start(args, pattern);
1149 <    len_uid = ircsprintf(buf_uid, ":%s KILL %s :", me.id, ID(source_p));
1150 <    len_uid += send_format(&buf_uid[len_uid], IRCD_BUFSIZE - len_uid, pattern,
1151 <                           args);
1152 <    va_end(args);
1153 <  }
914 >  if (IsClient(source_p))
915 >    dbuf_put_fmt(buffer, ":%s!%s@%s WALLOPS :", source_p->name, source_p->username, source_p->host);
916 >  else
917 >    dbuf_put_fmt(buffer, ":%s WALLOPS :", source_p->name);
918  
919    va_start(args, pattern);
920 <  len_nick = ircsprintf(buf_nick, ":%s KILL %s :", me.name, source_p->name);
1157 <  len_nick += send_format(&buf_nick[len_nick], IRCD_BUFSIZE - len_nick, pattern,
1158 <                          args);
920 >  send_format(buffer, pattern, args);
921    va_end(args);
922  
923 <  DLINK_FOREACH(ptr, serv_list.head)
923 >  DLINK_FOREACH(node, oper_list.head)
924    {
925 <    struct Client *client_p = ptr->data;
926 <
1165 <    if (one != NULL && (client_p == one->from))
1166 <      continue;
1167 <    if (IsDefunct(client_p))
1168 <      continue;
925 >    struct Client *client_p = node->data;
926 >    assert(client_p->umodes & UMODE_OPER);
927  
928 <    if (have_uid && IsCapable(client_p, CAP_TS6))
929 <      send_message(client_p, buf_uid, len_uid);
1172 <    else
1173 <      send_message(client_p, buf_nick, len_nick);
928 >    if (HasUMode(client_p, flags) && !IsDefunct(client_p))
929 >      send_message(client_p, buffer);
930    }
931 < }
931 >
932 >  dbuf_ref_free(buffer);
933 > }

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