wraith-ircbot/src/mod/server.mod/server.c

#ifdef LEAF
#define MODULE_NAME "server"
#define MAKING_SERVER
#include "src/mod/module.h"
#include "server.h"
static Function *global = NULL, *encryption_funcs;
extern struct cfg_entry CFG_OPTIMESLACK;
static int ctcp_mode;
static int serv;
static int strict_host;
static char newserver[121];
static int newserverport;
static char newserverpass[121];
static time_t trying_server;
static int server_lag;
static char altnick[NICKLEN];
static char raltnick[NICKLEN];
static int curserv;
static int flud_thr;
static int flud_time;
static int flud_ctcp_thr;
static int flud_ctcp_time;
static char initserver[121];
static char botuserhost[121];
static int keepnick;
static int nick_juped = 0;
static int check_stoned;
static int serverror_quit;
static int quiet_reject;
static int waiting_for_awake;
static time_t server_online;
static time_t server_cycle_wait;
static char botrealname[121];
static int min_servs;
static int server_timeout;
static int never_give_up;
static int strict_servernames;
static struct server_list *serverlist;
static int cycle_time;
static int default_port;
static char oldnick[NICKLEN];
static int trigger_on_ignore;
static int answer_ctcp;
static int lowercase_ctcp;
static int check_mode_r;
static int net_type;
static char connectserver[121];
static int resolvserv;
static int double_mode;
static int double_server;
static int double_help;
static int double_warned;
static int lastpingtime;
static char stackablecmds[511];
static char stackable2cmds[511];
static time_t last_time;
static int use_penalties;
static int use_fastdeq;
static int nick_len;
static int kick_method;
static int optimize_kicks;
static p_tcl_bind_list H_wall, H_raw, H_notc, H_msgm, H_msg, H_flud, H_ctcr,
  H_ctcp;
static void empty_msgq (void);
static void next_server (int *, char *, unsigned int *, char *);
static void disconnect_server (int);
static char *get_altbotnick (void);
static int calc_penalty (char *);
static int fast_deq (int);
static char *splitnicks (char **);
static void check_queues (char *, char *);
static void parse_q (struct msgq_head *, char *, char *);
static void purge_kicks (struct msgq_head *);
static int deq_kick (int);
static void msgq_clear (struct msgq_head *qh);
static int stack_limit;
#include "servmsg.c"
#define MAXPENALTY 10
#define msgrate 2
static int maxqmsg;
static struct msgq_head mq, hq, modeq;
static int burst;
#include "cmdsserv.c"
#include "tclserv.c"
static void
deq_msg ()
{
  struct msgq *q;
  int ok = 0;
  if ((now - last_time) >= msgrate || now < (last_time - 90))
    {
      last_time = now;
      if (burst > 0)
	burst--;
      ok = 1;
    }
  if (serv < 0)
    return;
  if (modeq.head)
    {
      while (modeq.head && (burst < 4) && ((last_time - now) < MAXPENALTY))
	{
	  if (deq_kick (DP_MODE))
	    {
	      burst++;
	      continue;
	    }
	  if (!modeq.head)
	    break;
	  if (fast_deq (DP_MODE))
	    {
	      burst++;
	      continue;
	    }
	  tputs (serv, modeq.head->msg, modeq.head->len);
	  if (debug_output)
	    {
	      modeq.head->msg[strlen (modeq.head->msg) - 1] = 0;
	      putlog (LOG_SRVOUT, "@", "[m->] %s", modeq.head->msg);
	    }
	  modeq.tot--;
	  last_time += calc_penalty (modeq.head->msg);
	  q = modeq.head->next;
	  nfree (modeq.head->msg);
	  nfree (modeq.head);
	  modeq.head = q;
	  burst++;
	}
      if (!modeq.head)
	modeq.last = 0;
      return;
    }
  if (burst > 1)
    return;
  if (mq.head)
    {
      burst++;
      if (deq_kick (DP_SERVER))
	return;
      if (fast_deq (DP_SERVER))
	return;
      tputs (serv, mq.head->msg, mq.head->len);
      if (debug_output)
	{
	  mq.head->msg[strlen (mq.head->msg) - 1] = 0;
	  putlog (LOG_SRVOUT, "@", "[s->] %s", mq.head->msg);
	}
      mq.tot--;
      last_time += calc_penalty (mq.head->msg);
      q = mq.head->next;
      nfree (mq.head->msg);
      nfree (mq.head);
      mq.head = q;
      if (!mq.head)
	mq.last = NULL;
      return;
    }
  if (!hq.head || burst || !ok)
    return;
  if (deq_kick (DP_HELP))
    return;
  if (fast_deq (DP_HELP))
    return;
  tputs (serv, hq.head->msg, hq.head->len);
  if (debug_output)
    {
      hq.head->msg[strlen (hq.head->msg) - 1] = 0;
      putlog (LOG_SRVOUT, "*", "[h->] %s", hq.head->msg);
    }
  hq.tot--;
  last_time += calc_penalty (hq.head->msg);
  q = hq.head->next;
  nfree (hq.head->msg);
  nfree (hq.head);
  hq.head = q;
  if (!hq.head)
    hq.last = NULL;
}
static int
calc_penalty (char *msg)
{
  char *cmd, *par1, *par2, *par3;
  register int penalty, i, ii;
  if (!use_penalties && net_type != NETT_UNDERNET
      && net_type != NETT_HYBRID_EFNET)
    return 0;
  if (msg[strlen (msg) - 1] == '\n')
    msg[strlen (msg) - 1] = '\0';
  cmd = newsplit (&msg);
  if (msg)
    i = strlen (msg);
  else
    i = strlen (cmd);
  last_time -= 2;
  if (net_type == NETT_UNDERNET || net_type == NETT_HYBRID_EFNET)
    {
      last_time += (2 + i / 120);
      return 0;
    }
  penalty = (1 + i / 100);
  if (!egg_strcasecmp (cmd, "KICK"))
    {
      par1 = newsplit (&msg);
      par2 = newsplit (&msg);
      par3 = splitnicks (&par2);
      penalty++;
      while (strlen (par3) > 0)
	{
	  par3 = splitnicks (&par2);
	  penalty++;
	}
      ii = penalty;
      par3 = splitnicks (&par1);
      while (strlen (par1) > 0)
	{
	  par3 = splitnicks (&par1);
	  penalty += ii;
	}
    }
  else if (!egg_strcasecmp (cmd, "MODE"))
    {
      i = 0;
      par1 = newsplit (&msg);
      par2 = newsplit (&msg);
      if (!strlen (par2))
	i++;
      while (strlen (par2) > 0)
	{
	  if (strchr ("ntimps", par2[0]))
	    i += 3;
	  else if (!strchr ("+-", par2[0]))
	    i += 1;
	  par2++;
	}
      while (strlen (msg) > 0)
	{
	  newsplit (&msg);
	  i += 2;
	}
      ii = 0;
      while (strlen (par1) > 0)
	{
	  splitnicks (&par1);
	  ii++;
	}
      penalty += (ii * i);
    }
  else if (!egg_strcasecmp (cmd, "TOPIC"))
    {
      penalty++;
      par1 = newsplit (&msg);
      par2 = newsplit (&msg);
      if (strlen (par2) > 0)
	{
	  penalty += 2;
	  par3 = splitnicks (&par1);
	  while (strlen (par1) > 0)
	    {
	      par3 = splitnicks (&par1);
	      penalty += 2;
	    }
	}
    }
  else if (!egg_strcasecmp (cmd, "PRIVMSG")
	   || !egg_strcasecmp (cmd, "NOTICE"))
    {
      par1 = newsplit (&msg);
      while (strlen (par1) > 0)
	{
	  splitnicks (&par1);
	  penalty++;
	}
    }
  else if (!egg_strcasecmp (cmd, "WHO"))
    {
      par1 = newsplit (&msg);
      par2 = par1;
      while (strlen (par1) > 0)
	{
	  par2 = splitnicks (&par1);
	  if (strlen (par2) > 4)
	    penalty += 3;
	  else
	    penalty += 5;
	}
    }
  else if (!egg_strcasecmp (cmd, "AWAY"))
    {
      if (strlen (msg) > 0)
	penalty += 2;
      else
	penalty += 1;
    }
  else if (!egg_strcasecmp (cmd, "INVITE"))
    {
      penalty += 3;
    }
  else if (!egg_strcasecmp (cmd, "JOIN"))
    {
      penalty += 2;
    }
  else if (!egg_strcasecmp (cmd, "PART"))
    {
      penalty += 4;
    }
  else if (!egg_strcasecmp (cmd, "VERSION"))
    {
      penalty += 2;
    }
  else if (!egg_strcasecmp (cmd, "TIME"))
    {
      penalty += 2;
    }
  else if (!egg_strcasecmp (cmd, "TRACE"))
    {
      penalty += 2;
    }
  else if (!egg_strcasecmp (cmd, "NICK"))
    {
      penalty += 3;
    }
  else if (!egg_strcasecmp (cmd, "ISON"))
    {
      penalty += 1;
    }
  else if (!egg_strcasecmp (cmd, "WHOIS"))
    {
      penalty += 2;
    }
  else if (!egg_strcasecmp (cmd, "DNS"))
    {
      penalty += 2;
    }
  else
    penalty++;
  if (penalty > 99)
    penalty = 99;
  if (penalty < 2)
    {
      putlog (LOG_SRVOUT, "*", "Penalty < 2sec, that's impossible!");
      penalty = 2;
    }
  if (debug_output && penalty != 0)
    putlog (LOG_SRVOUT, "*", "Adding penalty: %i", penalty);
  return penalty;
}

char *
splitnicks (char **rest)
{
  register char *o, *r;
  if (!rest)
    return *rest = "";
  o = *rest;
  while (*o == ' ')
    o++;
  r = o;
  while (*o && *o != ',')
    o++;
  if (*o)
    *o++ = 0;
  *rest = o;
  return r;
}
static int
fast_deq (int which)
{
  struct msgq_head *h;
  struct msgq *m, *nm;
  char msgstr[511], nextmsgstr[511], tosend[511], victims[511],
    stackable[511], *msg, *nextmsg, *cmd, *nextcmd, *to, *nextto, *stckbl;
  int len, doit = 0, found = 0, cmd_count = 0, stack_method = 1;
  if (!use_fastdeq)
    return 0;
  switch (which)
    {
    case DP_MODE:
      h = &modeq;
      break;
    case DP_SERVER:
      h = &mq;
      break;
    case DP_HELP:
      h = &hq;
      break;
    default:
      return 0;
    }
  m = h->head;
  strncpyz (msgstr, m->msg, sizeof msgstr);
  msg = msgstr;
  cmd = newsplit (&msg);
  if (use_fastdeq > 1)
    {
      strncpyz (stackable, stackablecmds, sizeof stackable);
      stckbl = stackable;
      while (strlen (stckbl) > 0)
	if (!egg_strcasecmp (newsplit (&stckbl), cmd))
	  {
	    found = 1;
	    break;
	  }
      if (use_fastdeq == 2 && !found)
	return 0;
      if (use_fastdeq == 3 && found)
	return 0;
      strncpyz (stackable, stackable2cmds, sizeof stackable);
      stckbl = stackable;
      while (strlen (stckbl) > 0)
	if (!egg_strcasecmp (newsplit (&stckbl), cmd))
	  {
	    stack_method = 2;
	    break;
	  }
    }
  to = newsplit (&msg);
  len = strlen (to);
  if (to[len - 1] == '\n')
    to[len - 1] = 0;
  simple_sprintf (victims, "%s", to);
  while (m)
    {
      nm = m->next;
      if (!nm)
	break;
      strncpyz (nextmsgstr, nm->msg, sizeof nextmsgstr);
      nextmsg = nextmsgstr;
      nextcmd = newsplit (&nextmsg);
      nextto = newsplit (&nextmsg);
      len = strlen (nextto);
      if (nextto[len - 1] == '\n')
	nextto[len - 1] = 0;
      if (strcmp (to, nextto) && !strcmp (cmd, nextcmd)
	  && !strcmp (msg, nextmsg)
	  &&
	  ((strlen (cmd) + strlen (victims) + strlen (nextto) + strlen (msg) +
	    2) < 510) && (!stack_limit || cmd_count < stack_limit - 1))
	{
	  cmd_count++;
	  if (stack_method == 1)
	    simple_sprintf (victims, "%s,%s", victims, nextto);
	  else
	    simple_sprintf (victims, "%s %s", victims, nextto);
	  doit = 1;
	  m->next = nm->next;
	  if (!nm->next)
	    h->last = m;
	  nfree (nm->msg);
	  nfree (nm);
	  h->tot--;
	}
      else
	m = m->next;
    }
  if (doit)
    {
      simple_sprintf (tosend, "%s %s %s", cmd, victims, msg);
      len = strlen (tosend);
      tosend[len - 1] = '\n';
      tputs (serv, tosend, len);
      m = h->head->next;
      nfree (h->head->msg);
      nfree (h->head);
      h->head = m;
      if (!h->head)
	h->last = 0;
      h->tot--;
      if (debug_output)
	{
	  tosend[len - 1] = 0;
	  switch (which)
	    {
	    case DP_MODE:
	      putlog (LOG_SRVOUT, "*", "[m=>] %s", tosend);
	      break;
	    case DP_SERVER:
	      putlog (LOG_SRVOUT, "*", "[s=>] %s", tosend);
	      break;
	    case DP_HELP:
	      putlog (LOG_SRVOUT, "*", "[h=>] %s", tosend);
	      break;
	    }
	}
      last_time += calc_penalty (tosend);
      return 1;
    }
  return 0;
}
static void
check_queues (char *oldnick, char *newnick)
{
  if (optimize_kicks == 2)
    {
      if (modeq.head)
	parse_q (&modeq, oldnick, newnick);
      if (mq.head)
	parse_q (&mq, oldnick, newnick);
      if (hq.head)
	parse_q (&hq, oldnick, newnick);
    }
}
static void
parse_q (struct msgq_head *q, char *oldnick, char *newnick)
{
  struct msgq *m, *lm = NULL;
  char buf[511], *msg, *nicks, *nick, *chan, newnicks[511], newmsg[511];
  int changed;
  for (m = q->head; m;)
    {
      changed = 0;
      if (optimize_kicks == 2 && !egg_strncasecmp (m->msg, "KICK ", 5))
	{
	  newnicks[0] = 0;
	  strncpyz (buf, m->msg, sizeof buf);
	  if (buf[0] && (buf[strlen (buf) - 1] == '\n'))
	    buf[strlen (buf) - 1] = '\0';
	  msg = buf;
	  newsplit (&msg);
	  chan = newsplit (&msg);
	  nicks = newsplit (&msg);
	  while (strlen (nicks) > 0)
	    {
	      nick = splitnicks (&nicks);
	      if (!egg_strcasecmp (nick, oldnick)
		  &&
		  ((9 + strlen (chan) + strlen (newnicks) + strlen (newnick) +
		    strlen (nicks) + strlen (msg)) < 510))
		{
		  if (newnick)
		    egg_snprintf (newnicks, sizeof newnicks, "%s,%s",
				  newnicks, newnick);
		  changed = 1;
		}
	      else
		egg_snprintf (newnicks, sizeof newnicks, ",%s", nick);
	    }
	  egg_snprintf (newmsg, sizeof newmsg, "KICK %s %s %s\n", chan,
			newnicks + 1, msg);
	}
      if (changed)
	{
	  if (newnicks[0] == 0)
	    {
	      if (!lm)
		q->head = m->next;
	      else
		lm->next = m->next;
	      nfree (m->msg);
	      nfree (m);
	      m = lm;
	      q->tot--;
	      if (!q->head)
		q->last = 0;
	    }
	  else
	    {
	      nfree (m->msg);
	      m->msg = nmalloc (strlen (newmsg) + 1);
	      m->len = strlen (newmsg);
	      strcpy (m->msg, newmsg);
	    }
	}
      lm = m;
      if (m)
	m = m->next;
      else
	m = q->head;
    }
}
static void
purge_kicks (struct msgq_head *q)
{
  struct msgq *m, *lm = NULL;
  char buf[511], *reason, *nicks, *nick, *chan, newnicks[511], newmsg[511],
    chans[511], *chns, *ch;
  int changed, found;
  struct chanset_t *cs;
  for (m = q->head; m;)
    {
      if (!egg_strncasecmp (m->msg, "KICK", 4))
	{
	  newnicks[0] = 0;
	  changed = 0;
	  strncpyz (buf, m->msg, sizeof buf);
	  if (buf[0] && (buf[strlen (buf) - 1] == '\n'))
	    buf[strlen (buf) - 1] = '\0';
	  reason = buf;
	  newsplit (&reason);
	  chan = newsplit (&reason);
	  nicks = newsplit (&reason);
	  while (strlen (nicks) > 0)
	    {
	      found = 0;
	      nick = splitnicks (&nicks);
	      strncpyz (chans, chan, sizeof chans);
	      chns = chans;
	      while (strlen (chns) > 0)
		{
		  ch = newsplit (&chns);
		  cs = findchan (ch);
		  if (!cs)
		    continue;
		  if (ismember (cs, nick))
		    found = 1;
		}
	      if (found)
		egg_snprintf (newnicks, sizeof newnicks, "%s,%s", newnicks,
			      nick);
	      else
		{
		  putlog (LOG_SRVOUT, "*",
			  "%s isn't on any target channel, removing "
			  "kick...", nick);
		  changed = 1;
		}
	    }
	  if (changed)
	    {
	      if (newnicks[0] == 0)
		{
		  if (!lm)
		    q->head = m->next;
		  else
		    lm->next = m->next;
		  nfree (m->msg);
		  nfree (m);
		  m = lm;
		  q->tot--;
		  if (!q->head)
		    q->last = 0;
		}
	      else
		{
		  nfree (m->msg);
		  egg_snprintf (newmsg, sizeof newmsg, "KICK %s %s %s\n",
				chan, newnicks + 1, reason);
		  m->msg = nmalloc (strlen (newmsg) + 1);
		  m->len = strlen (newmsg);
		  strcpy (m->msg, newmsg);
		}
	    }
	}
      lm = m;
      if (m)
	m = m->next;
      else
	m = q->head;
    }
}
static int
deq_kick (int which)
{
  struct msgq_head *h;
  struct msgq *msg, *m, *lm;
  char buf[511], buf2[511], *reason2, *nicks, *chan, *chan2, *reason, *nick,
    newnicks[511], newnicks2[511], newmsg[511];
  int changed = 0, nr = 0;
  if (!optimize_kicks)
    return 0;
  newnicks[0] = 0;
  switch (which)
    {
    case DP_MODE:
      h = &modeq;
      break;
    case DP_SERVER:
      h = &mq;
      break;
    case DP_HELP:
      h = &hq;
      break;
    default:
      return 0;
    }
  if (egg_strncasecmp (h->head->msg, "KICK", 4))
    return 0;
  if (optimize_kicks == 2)
    {
      purge_kicks (h);
      if (!h->head)
	return 1;
    }
  if (egg_strncasecmp (h->head->msg, "KICK", 4))
    return 0;
  msg = h->head;
  strncpyz (buf, msg->msg, sizeof buf);
  reason = buf;
  newsplit (&reason);
  chan = newsplit (&reason);
  nicks = newsplit (&reason);
  while (strlen (nicks) > 0)
    {
      egg_snprintf (newnicks, sizeof newnicks, "%s,%s", newnicks,
		    newsplit (&nicks));
      nr++;
    }
  for (m = msg->next, lm = NULL; m && (nr < kick_method);)
    {
      if (!egg_strncasecmp (m->msg, "KICK", 4))
	{
	  changed = 0;
	  newnicks2[0] = 0;
	  strncpyz (buf2, m->msg, sizeof buf2);
	  if (buf2[0] && (buf2[strlen (buf2) - 1] == '\n'))
	    buf2[strlen (buf2) - 1] = '\0';
	  reason2 = buf2;
	  newsplit (&reason2);
	  chan2 = newsplit (&reason2);
	  nicks = newsplit (&reason2);
	  if (!egg_strcasecmp (chan, chan2)
	      && !egg_strcasecmp (reason, reason2))
	    {
	      while (strlen (nicks) > 0)
		{
		  nick = splitnicks (&nicks);
		  if ((nr < kick_method)
		      &&
		      ((9 + strlen (chan) + strlen (newnicks) +
			strlen (nick) + strlen (reason)) < 510))
		    {
		      egg_snprintf (newnicks, sizeof newnicks, "%s,%s",
				    newnicks, nick);
		      nr++;
		      changed = 1;
		    }
		  else
		    egg_snprintf (newnicks2, sizeof newnicks2, "%s,%s",
				  newnicks2, nick);
		}
	    }
	  if (changed)
	    {
	      if (newnicks2[0] == 0)
		{
		  if (!lm)
		    h->head->next = m->next;
		  else
		    lm->next = m->next;
		  nfree (m->msg);
		  nfree (m);
		  m = lm;
		  h->tot--;
		  if (!h->head)
		    h->last = 0;
		}
	      else
		{
		  nfree (m->msg);
		  egg_snprintf (newmsg, sizeof newmsg, "KICK %s %s %s\n",
				chan2, newnicks2 + 1, reason);
		  m->msg = nmalloc (strlen (newmsg) + 1);
		  m->len = strlen (newmsg);
		  strcpy (m->msg, newmsg);
		}
	    }
	}
      lm = m;
      if (m)
	m = m->next;
      else
	m = h->head->next;
    }
  egg_snprintf (newmsg, sizeof newmsg, "KICK %s %s %s\n", chan, newnicks + 1,
		reason);
  tputs (serv, newmsg, strlen (newmsg));
  if (debug_output)
    {
      newmsg[strlen (newmsg) - 1] = 0;
      switch (which)
	{
	case DP_MODE:
	  putlog (LOG_SRVOUT, "@", "[m->] %s", newmsg);
	  break;
	case DP_SERVER:
	  putlog (LOG_SRVOUT, "@", "[s->] %s", newmsg);
	  break;
	case DP_HELP:
	  putlog (LOG_SRVOUT, "@", "[h->] %s", newmsg);
	  break;
	}
      debug3 ("Changed: %d, kick-method: %d, nr: %d", changed, kick_method,
	      nr);
    }
  h->tot--;
  last_time += calc_penalty (newmsg);
  m = h->head->next;
  nfree (h->head->msg);
  nfree (h->head);
  h->head = m;
  if (!h->head)
    h->last = 0;
  return 1;
}
static void
empty_msgq ()
{
  msgq_clear (&modeq);
  msgq_clear (&mq);
  msgq_clear (&hq);
  burst = 0;
} static void
queue_server (int which, char *buf, int len)
{
  struct msgq_head *h = NULL, tempq;
  struct msgq *q, *tq, *tqq;
  int doublemsg = 0, qnext = 0;
  if (serv < 0)
    return;
  if (!egg_strncasecmp (buf, "PING", 4) || !egg_strncasecmp (buf, "PONG", 4))
    {
      if (buf[1] == 'I' || buf[1] == 'i')
	lastpingtime = now;
      tputs (serv, buf, len);
      if (debug_output)
	{
	  if (buf[len - 1] == '\n')
	    buf[len - 1] = 0;
	  putlog (LOG_SRVOUT, "@", "[m->] %s", buf);
	}
      return;
    }
  switch (which)
    {
    case DP_MODE_NEXT:
      qnext = 1;
    case DP_MODE:
      h = &modeq;
      tempq = modeq;
      if (double_mode)
	doublemsg = 1;
      break;
    case DP_SERVER_NEXT:
      qnext = 1;
    case DP_SERVER:
      h = &mq;
      tempq = mq;
      if (double_server)
	doublemsg = 1;
      break;
    case DP_HELP_NEXT:
      qnext = 1;
    case DP_HELP:
      h = &hq;
      tempq = hq;
      if (double_help)
	doublemsg = 1;
      break;
    default:
      putlog (LOG_MISC, "*", "!!! queuing unknown type to server!!");
      return;
    }
  if (h->tot < maxqmsg)
    {
      if (!doublemsg)
	for (tq = tempq.head; tq; tq = tqq)
	  {
	    tqq = tq->next;
	    if (!egg_strcasecmp (tq->msg, buf))
	      {
		if (!double_warned)
		  {
		    if (buf[len - 1] == '\n')
		      buf[len - 1] = 0;
		    debug1 ("msg already queued. skipping: %s", buf);
		    double_warned = 1;
		  }
		return;
	      }
	  }
      q = nmalloc (sizeof (struct msgq));
      if (qnext)
	q->next = h->head;
      else
	q->next = NULL;
      if (h->head)
	{
	  if (!qnext)
	    h->last->next = q;
	}
      else
	h->head = q;
      if (qnext)
	h->head = q;
      h->last = q;
      q->len = len;
      q->msg = nmalloc (len + 1);
      strncpyz (q->msg, buf, len + 1);
      h->tot++;
      h->warned = 0;
      double_warned = 0;
    }
  else
    {
      if (!h->warned)
	{
	  switch (which)
	    {
	    case DP_MODE_NEXT:
	    case DP_MODE:
	      putlog (LOG_MISC, "*", "!!! OVER MAXIMUM MODE QUEUE");
	      break;
	    case DP_SERVER_NEXT:
	    case DP_SERVER:
	      putlog (LOG_MISC, "*", "!!! OVER MAXIMUM SERVER QUEUE");
	      break;
	    case DP_HELP_NEXT:
	    case DP_HELP:
	      putlog (LOG_MISC, "*", "!!! OVER MAXIMUM HELP QUEUE");
	      break;
	    }
	}
      h->warned = 1;
    }
  if (debug_output && !h->warned)
    {
      if (buf[len - 1] == '\n')
	buf[len - 1] = 0;
      switch (which)
	{
	case DP_MODE:
	  putlog (LOG_SRVOUT, "@", "[!m] %s", buf);
	  break;
	case DP_SERVER:
	  putlog (LOG_SRVOUT, "@", "[!s] %s", buf);
	  break;
	case DP_HELP:
	  putlog (LOG_SRVOUT, "@", "[!h] %s", buf);
	  break;
	case DP_MODE_NEXT:
	  putlog (LOG_SRVOUT, "@", "[!!m] %s", buf);
	  break;
	case DP_SERVER_NEXT:
	  putlog (LOG_SRVOUT, "@", "[!!s] %s", buf);
	  break;
	case DP_HELP_NEXT:
	  putlog (LOG_SRVOUT, "@", "[!!h] %s", buf);
	  break;
	}
    }
  if (which == DP_MODE || which == DP_MODE_NEXT)
    deq_msg ();
}
static void
add_server (char *ss)
{
  struct server_list *x, *z;
  char *p, *q;
  for (z = serverlist; z && z->next; z = z->next);
  while (ss)
    {
      p = strchr (ss, ',');
      if (p)
	*p++ = 0;
      x = nmalloc (sizeof (struct server_list));
      x->next = 0;
      x->realname = 0;
      x->port = 0;
      if (z)
	z->next = x;
      else
	serverlist = x;
      z = x;
      q = strchr (ss, ':');
      if (!q)
	{
	  x->port = default_port;
	  x->pass = 0;
	  x->name = nmalloc (strlen (ss) + 1);
	  strcpy (x->name, ss);
	}
      else
	{
	  *q++ = 0;
	  x->name = nmalloc (q - ss);
	  strcpy (x->name, ss);
	  ss = q;
	  q = strchr (ss, ':');
	  if (!q)
	    {
	      x->pass = 0;
	    }
	  else
	    {
	      *q++ = 0;
	      x->pass = nmalloc (strlen (q) + 1);
	      strcpy (x->pass, q);
	    }
	  x->port = atoi (ss);
	}
      ss = p;
    }
}
static void
clearq (struct server_list *xx)
{
  struct server_list *x;
  while (xx)
    {
      x = xx->next;
      if (xx->name)
	nfree (xx->name);
      if (xx->pass)
	nfree (xx->pass);
      if (xx->realname)
	nfree (xx->realname);
      nfree (xx);
      xx = x;
    }
}
void
servers_describe (struct cfg_entry *entry, int idx)
{
} void
servers6_describe (struct cfg_entry *entry, int idx)
{
} int
count (const char *s)
{
  char *ele;
  int i = 0;
  char count[1000];
  strcpy (count, s);
  ele = strtok (count, ",");
  while (ele && *ele)
    {
      i++;
      ele = strtok ((char *) NULL, ",");
    } return i - 1;
}

int
rrand (int a, int b)
{
  b++;
  return ((random () % (b - a)) + a);
}

char *
randomize (char *line, char **new)
{
  char *str, *words[1000], *bak;
  int i, o, b, r, u = 0;
  Context;
  bak = line;
  i = count (line);
  b = i + 1;
  str = strtok (line, ",");
  o = 0;
  while (str && *str)
    {
      words[o] = str;
      o++;
      str = strtok ((char *) NULL, ",");
    } while (b)
    {
      if (u > 200)
	{
	  sprintf (*new, "%s", bak);
	  return *new;
	}
      r = rrand (0, i);
      if (strstr (*new, words[r]) == NULL)
	{
	  if (b == i + 1)
	    sprintf (*new, "%s", words[r]);
	  else
	    sprintf (*new, "%s,%s", *new, words[r]);
	  b--;
	}
      else
	u++;
    }
  return *new;
}

void
servers_changed (struct cfg_entry *entry, char *olddata, int *valid)
{
#ifdef LEAF
  char *slist, *p;
#ifdef S_RANDSERVERS
  char *new;
  if (hostname6[0])
    return;
#endif
  slist =
    (char *) (entry->ldata ? entry->
	      ldata : (entry->gdata ? entry->gdata : ""));
  if (serverlist)
    {
      clearq (serverlist);
      serverlist = NULL;
    }
  p = nmalloc (strlen (slist) + 1);
  strcpy (p, slist);
#ifdef S_RANDSERVERS
  new = nmalloc (strlen (slist) + 1);
  randomize (p, &new);
  strcpy (p, new);
#endif
  add_server (p);
  nfree (p);
  nfree (new);
#endif
}

void
servers6_changed (struct cfg_entry *entry, char *olddata, int *valid)
{
#ifdef LEAF
  char *slist, *p;
#ifdef S_RANDSERVERS
  char *new;
  if (!hostname6[0])
    return;
#endif
  slist =
    (char *) (entry->ldata ? entry->
	      ldata : (entry->gdata ? entry->gdata : ""));
  if (serverlist)
    {
      clearq (serverlist);
      serverlist = NULL;
    }
  p = nmalloc (strlen (slist) + 1);
  strcpy (p, slist);
#ifdef S_RANDSERVERS
  new = nmalloc (strlen (slist) + 1);
  randomize (p, &new);
  strcpy (p, new);
#endif
  add_server (p);
  nfree (p);
  nfree (new);
#endif
}

void
nick_describe (struct cfg_entry *entry, int idx)
{
} void
nick_changed (struct cfg_entry *entry, char *olddata, int *valid)
{
#ifdef LEAF
  char *p;
  if (entry->ldata)
    p = entry->ldata;
  else if (entry->gdata)
    p = entry->gdata;
  else
    p = NULL;
  if (p && p[0])
    {
      strncpy0 (origbotname, p, NICKMAX + 1);
    }
  else
    {
      strncpy0 (origbotname, botnetnick, NICKMAX + 1);
    }
#endif
}
void
realname_describe (struct cfg_entry *entry, int idx)
{
} void
realname_changed (struct cfg_entry *entry, char *olddata, int *valid)
{
#ifdef LEAF
  if (entry->ldata)
    {
      strncpy0 (botrealname, (char *) entry->ldata, 120);
    }
  else if (entry->gdata)
    {
      strncpy0 (botrealname, (char *) entry->gdata, 120);
    }
#endif
} struct cfg_entry CFG_SERVERS =
  { "servers", CFGF_LOCAL | CFGF_GLOBAL, NULL, NULL, servers_changed,
servers_changed, servers_describe };
struct cfg_entry CFG_SERVERS6 =
  { "servers6", CFGF_LOCAL | CFGF_GLOBAL, NULL, NULL, servers6_changed,
servers6_changed, servers6_describe };
struct cfg_entry CFG_NICK =
  { "nick", CFGF_LOCAL | CFGF_GLOBAL, NULL, NULL, nick_changed, nick_changed,
nick_describe };
struct cfg_entry CFG_REALNAME =
  { "realname", CFGF_LOCAL | CFGF_GLOBAL, NULL, NULL, realname_changed,
realname_changed, realname_describe };
static void
next_server (int *ptr, char *serv, unsigned int *port, char *pass)
{
  struct server_list *x = serverlist;
  int i = 0;
  if (x == NULL)
    return;
  if (*ptr == (-1))
    {
      for (; x; x = x->next)
	{
	  if (x->port == *port)
	    {
	      if (!egg_strcasecmp (x->name, serv))
		{
		  *ptr = i;
		  return;
		}
	      else if (x->realname && !egg_strcasecmp (x->realname, serv))
		{
		  *ptr = i;
		  strncpyz (serv, x->realname, sizeof serv);
		  return;
		}
	    }
	  i++;
	}
      x = nmalloc (sizeof (struct server_list));
      x->next = 0;
      x->realname = 0;
      x->name = nmalloc (strlen (serv) + 1);
      strcpy (x->name, serv);
      x->port = *port ? *port : default_port;
      if (pass && pass[0])
	{
	  x->pass = nmalloc (strlen (pass) + 1);
	  strcpy (x->pass, pass);
	}
      else
	x->pass = NULL;
      list_append ((struct list_type **) (&serverlist),
		   (struct list_type *) x);
      *ptr = i;
      return;
    }
  i = (*ptr);
  while (i > 0 && x != NULL)
    {
      x = x->next;
      i--;
    }
  if (x != NULL)
    {
      x = x->next;
      (*ptr)++;
    }
  if (x == NULL)
    {
      x = serverlist;
      *ptr = 0;
    }
  strcpy (serv, x->name);
  *port = x->port ? x->port : default_port;
  if (x->pass)
    strcpy (pass, x->pass);
  else
    pass[0] = 0;
}
static int server_6char STDVAR
{
  Function F = (Function) cd;
  char x[20];
    BADARGS (7, 7, " nick user@host handle desto/chan keyword/nick text");
    CHECKVALIDITY (server_6char);
    egg_snprintf (x, sizeof x, "%d",
		  F (argv[1], argv[2], argv[3], argv[4], argv[5], argv[6]));
    Tcl_AppendResult (irp, x, NULL);
    return TCL_OK;
}
static int server_5char STDVAR
{
  Function F = (Function) cd;
    BADARGS (6, 6, " nick user@host handle channel text");
    CHECKVALIDITY (server_5char);
    F (argv[1], argv[2], argv[3], argv[4], argv[5]);
    return TCL_OK;
}
static int server_2char STDVAR
{
  Function F = (Function) cd;
    BADARGS (3, 3, " nick msg");
    CHECKVALIDITY (server_2char);
    F (argv[1], argv[2]);
    return TCL_OK;
}
static int server_msg STDVAR
{
  Function F = (Function) cd;
    BADARGS (5, 5, " nick uhost hand buffer");
    CHECKVALIDITY (server_msg);
    F (argv[1], argv[2], get_user_by_handle (userlist, argv[3]), argv[4]);
    return TCL_OK;
}
static int server_raw STDVAR
{
  Function F = (Function) cd;
    BADARGS (4, 4, " from code args");
    CHECKVALIDITY (server_raw);
    Tcl_AppendResult (irp, int_to_base10 (F (argv[1], argv[3])), NULL);
    return TCL_OK;
}
#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
static char *
nick_change (ClientData cdata, Tcl_Interp * irp, CONST char *name1,
	     CONST char *name2, int flags)
#else
static char *
nick_change (ClientData cdata, Tcl_Interp * irp, char *name1, char *name2,
	     int flags)
#endif
{
#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
  CONST char *new;
#else
  char *new;
#endif
  if (flags & (TCL_TRACE_READS | TCL_TRACE_UNSETS))
    {
      Tcl_SetVar2 (interp, name1, name2, origbotname, TCL_GLOBAL_ONLY);
      if (flags & TCL_TRACE_UNSETS)
	Tcl_TraceVar (irp, name1,
		      TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		      nick_change, cdata);
    }
  else
    {
      new = Tcl_GetVar2 (interp, name1, name2, TCL_GLOBAL_ONLY);
      if (rfc_casecmp (origbotname, (char *) new))
	{
	  if (origbotname[0])
	    {
	      putlog (LOG_MISC, "*", "* IRC NICK CHANGE: %s -> %s",
		      origbotname, new);
	      nick_juped = 0;
	    }
	  strncpyz (origbotname, new, NICKLEN);
	  if (server_online)
	    dprintf (DP_SERVER, "NICK %s\n", origbotname);
	}
    }
  return NULL;
}
static void
rand_nick (char *nick)
{
  register char *p = nick;
  while ((p = strchr (p, '?')) != NULL)
    {
      *p = '0' + random () % 10;
      p++;
    }
}
static char *
get_altbotnick (void)
{
  if (strchr (altnick, '?'))
    {
      if (!raltnick[0])
	{
	  strncpyz (raltnick, altnick, NICKLEN);
	  rand_nick (raltnick);
	}
      return raltnick;
    }
  else
    return altnick;
}

#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
static char *
altnick_change (ClientData cdata, Tcl_Interp * irp, CONST char *name1,
		CONST char *name2, int flags)
#else
static char *
altnick_change (ClientData cdata, Tcl_Interp * irp, char *name1, char *name2,
		int flags)
#endif
{
  raltnick[0] = 0;
  return NULL;
}

#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
static char *
traced_server (ClientData cdata, Tcl_Interp * irp, CONST char *name1,
	       CONST char *name2, int flags)
#else
static char *
traced_server (ClientData cdata, Tcl_Interp * irp, char *name1, char *name2,
	       int flags)
#endif
{
  char s[1024];
  if (server_online)
    {
      int servidx = findanyidx (serv);
      simple_sprintf (s, "%s:%u", dcc[servidx].host, dcc[servidx].port);
    }
  else
    s[0] = 0;
  Tcl_SetVar2 (interp, name1, name2, s, TCL_GLOBAL_ONLY);
  if (flags & TCL_TRACE_UNSETS)
    Tcl_TraceVar (irp, name1,
		  TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  traced_server, cdata);
  return NULL;
}

#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
static char *
traced_botname (ClientData cdata, Tcl_Interp * irp, CONST char *name1,
		CONST char *name2, int flags)
#else
static char *
traced_botname (ClientData cdata, Tcl_Interp * irp, char *name1, char *name2,
		int flags)
#endif
{
  char s[1024];
  simple_sprintf (s, "%s%s%s", botname, botuserhost[0] ? "!" : "",
		  botuserhost[0] ? botuserhost : "");
  Tcl_SetVar2 (interp, name1, name2, s, TCL_GLOBAL_ONLY);
  if (flags & TCL_TRACE_UNSETS)
    Tcl_TraceVar (irp, name1,
		  TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  traced_botname, cdata);
  return NULL;
}
static void
do_nettype (void)
{
  switch (net_type)
    {
    case NETT_EFNET:
      check_mode_r = 0;
      nick_len = 9;
      break;
    case NETT_IRCNET:
      check_mode_r = 1;
      use_penalties = 1;
      use_fastdeq = 3;
      nick_len = 9;
      simple_sprintf (stackablecmds, "INVITE AWAY VERSION NICK");
      kick_method = 4;
      break;
    case NETT_UNDERNET:
      check_mode_r = 0;
      use_fastdeq = 2;
      nick_len = 9;
      simple_sprintf (stackablecmds,
		      "PRIVMSG NOTICE TOPIC PART WHOIS USERHOST USERIP ISON");
      simple_sprintf (stackable2cmds, "USERHOST USERIP ISON");
      break;
    case NETT_DALNET:
      check_mode_r = 0;
      use_fastdeq = 2;
      nick_len = 32;
      simple_sprintf (stackablecmds,
		      "PRIVMSG NOTICE PART WHOIS WHOWAS USERHOST ISON WATCH DCCALLOW");
      simple_sprintf (stackable2cmds, "USERHOST ISON WATCH");
      break;
    case NETT_HYBRID_EFNET:
      check_mode_r = 0;
      nick_len = 9;
      break;
    }
}

#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
static char *
traced_nettype (ClientData cdata, Tcl_Interp * irp, CONST char *name1,
		CONST char *name2, int flags)
#else
static char *
traced_nettype (ClientData cdata, Tcl_Interp * irp, char *name1, char *name2,
		int flags)
#endif
{
  do_nettype ();
  return NULL;
}

#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
static char *
traced_nicklen (ClientData cdata, Tcl_Interp * irp, CONST char *name1,
		CONST char *name2, int flags)
#else
static char *
traced_nicklen (ClientData cdata, Tcl_Interp * irp, char *name1, char *name2,
		int flags)
#endif
{
  if (flags & (TCL_TRACE_READS | TCL_TRACE_UNSETS))
    {
      char s[40];
      egg_snprintf (s, sizeof s, "%d", nick_len);
      Tcl_SetVar2 (interp, name1, name2, s, TCL_GLOBAL_ONLY);
      if (flags & TCL_TRACE_UNSETS)
	Tcl_TraceVar (irp, name1, TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		      traced_nicklen, cdata);
    }
  else
    {
#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
      CONST char *cval = Tcl_GetVar2 (interp, name1, name2, TCL_GLOBAL_ONLY);
#else
      char *cval = Tcl_GetVar2 (interp, name1, name2, TCL_GLOBAL_ONLY);
#endif
      long lval = 0;
      Context;
      if (cval && Tcl_ExprLong (interp, cval, &lval) != TCL_ERROR)
	{
	  if (lval > NICKMAX)
	    lval = NICKMAX;
	  nick_len = (int) lval;
	}
    } return NULL;
}
static tcl_strings my_tcl_strings[] =
  { {"botnick", NULL, 0, STR_PROTECT}, {"altnick", altnick, NICKMAX, 0},
  {"realname", botrealname, 80, 0}, {"init-server", initserver, 120, 0},
  {"connect-server", connectserver, 120, 0}, {"stackable-commands",
					      stackablecmds, 510, 0},
  {"stackable2-commands", stackable2cmds, 510, 0}, {NULL, NULL, 0, 0} };
static tcl_coups my_tcl_coups[] =
  { {"flood-msg", &flud_thr, &flud_time}, {"flood-ctcp", &flud_ctcp_thr,
					   &flud_ctcp_time}, {NULL, NULL,
							      NULL} };
static tcl_ints my_tcl_ints[] =
  { {"use-console-r", NULL, 1}, {"servlimit", &min_servs, 0},
  {"server-timeout", &server_timeout, 0}, {"lowercase-ctcp", &lowercase_ctcp,
					   0}, {"server-online",
						(int *) &server_online, 2},
  {"never-give-up", &never_give_up, 0}, {"keep-nick", &keepnick, 0},
  {"strict-servernames", &strict_servernames, 0}, {"check-stoned",
						   &check_stoned, 0},
  {"serverror-quit", &serverror_quit, 0}, {"quiet-reject", &quiet_reject, 0},
  {"max-queue-msg", &maxqmsg, 0}, {"trigger-on-ignore", &trigger_on_ignore,
				   0}, {"answer-ctcp", &answer_ctcp, 0},
  {"server-cycle-wait", (int *) &server_cycle_wait, 0}, {"default-port",
							 &default_port, 0},
  {"check-mode-r", &check_mode_r, 0}, {"net-type", &net_type, 0},
  {"ctcp-mode", &ctcp_mode, 0}, {"double-mode", &double_mode, 0},
  {"double-server", &double_server, 0}, {"double-help", &double_help, 0},
  {"use-penalties", &use_penalties, 0}, {"use-fastdeq", &use_fastdeq, 0},
  {"nicklen", &nick_len, 0}, {"nick-len", &nick_len, 0}, {"optimize-kicks",
							  &optimize_kicks, 0},
  {"isjuped", &nick_juped, 0}, {"stack-limit", &stack_limit, 0}, {NULL, NULL,
								  0} };
static void dcc_chat_hostresolved (int);
static int
ctcp_DCC_CHAT (char *nick, char *from, char *handle, char *object,
	       char *keyword, char *text)
{
  char *action, *param, *ip, *prt, buf[512], *msg = buf;
  int i, ok;
  struct userrec *u = get_user_by_handle (userlist, handle);
  struct flag_record fr = { FR_GLOBAL | FR_CHAN | FR_ANYWH, 0, 0, 0, 0, 0 };
  if (!ischanhub () && !issechub ())
    return 0;
  strcpy (msg, text);
  action = newsplit (&msg);
  param = newsplit (&msg);
  ip = newsplit (&msg);
  prt = newsplit (&msg);
  if (egg_strcasecmp (action, "CHAT") || egg_strcasecmp (object, botname)
      || !u)
    return 0;
  get_user_flagrec (u, &fr, 0);
  ok = 1;
  if (issechub () && !glob_huba (fr))
    ok = 0;
  if (ischanhub () && !glob_chuba (fr))
    ok = 0;
  if (dcc_total == max_dcc)
    {
      if (!quiet_reject)
	dprintf (DP_HELP, "NOTICE %s :%s\n", nick, DCC_TOOMANYDCCS1);
      putlog (LOG_MISC, "*", DCC_TOOMANYDCCS2, "CHAT", param, nick, from);
    }
  else if (!ok)
    {
      if (!quiet_reject)
	dprintf (DP_HELP, "NOTICE %s :%s\n", nick, DCC_REFUSED2);
      putlog (LOG_MISC, "*", "%s: %s!%s", DCC_REFUSED, nick, from);
    }
  else if (u_pass_match (u, "-"))
    {
      if (!quiet_reject)
	dprintf (DP_HELP, "NOTICE %s :%s\n", nick, DCC_REFUSED3);
      putlog (LOG_MISC, "*", "%s: %s!%s", DCC_REFUSED4, nick, from);
    }
  else if (atoi (prt) < 1024 || atoi (prt) > 65535)
    {
      if (!quiet_reject)
	dprintf (DP_HELP, "NOTICE %s :%s (invalid port)\n", nick,
		 DCC_CONNECTFAILED1);
      putlog (LOG_MISC, "*", "%s: CHAT (%s!%s)", DCC_CONNECTFAILED3, nick,
	      from);
    }
  else
    {
      if (!sanitycheck_dcc (nick, from, ip, prt))
	return 1;
      i = new_dcc (&DCC_DNSWAIT, sizeof (struct dns_info));
      if (i < 0)
	{
	  putlog (LOG_MISC, "*", "DCC connection: CHAT (%s!%s)", dcc[i].nick,
		  ip);
	  return 1;
	}
      dcc[i].addr = my_atoul (ip);
      dcc[i].port = atoi (prt);
      dcc[i].sock = -1;
      strcpy (dcc[i].nick, u->handle);
      strcpy (dcc[i].host, from);
      dcc[i].timeval = now;
      dcc[i].user = u;
      dcc[i].u.dns->ip = dcc[i].addr;
      dcc[i].u.dns->dns_type = RES_HOSTBYIP;
      dcc[i].u.dns->dns_success = dcc_chat_hostresolved;
      dcc[i].u.dns->dns_failure = dcc_chat_hostresolved;
      dcc[i].u.dns->type = &DCC_CHAT_PASS;
      dcc_dnshostbyip (dcc[i].addr);
    }
  return 1;
}
static void
dcc_chat_hostresolved (int i)
{
  char buf[512], ip[512];
  int ok;
  struct flag_record fr = { FR_GLOBAL | FR_CHAN | FR_ANYWH, 0, 0, 0, 0, 0 };
  egg_snprintf (buf, sizeof buf, "%d", dcc[i].port);
  if (!hostsanitycheck_dcc
      (dcc[i].nick, dcc[i].host, dcc[i].addr, dcc[i].u.dns->host, buf))
    {
      lostdcc (i);
      return;
    }
  egg_snprintf (ip, sizeof ip, "%lu", iptolong (htonl (dcc[i].addr)));
  dcc[i].sock = getsock (0, getprotocol (ip));
  if (dcc[i].sock < 0 || open_telnet_dcc (dcc[i].sock, ip, buf) < 0)
    {
      neterror (buf);
      if (!quiet_reject)
	dprintf (DP_HELP, "NOTICE %s :%s (%s)\n", dcc[i].nick,
		 DCC_CONNECTFAILED1, buf);
      putlog (LOG_MISC, "*", "%s: CHAT (%s!%s)", DCC_CONNECTFAILED2,
	      dcc[i].nick, dcc[i].host);
      putlog (LOG_MISC, "*", "    (%s)", buf);
      killsock (dcc[i].sock);
      lostdcc (i);
    }
  else
    {
      changeover_dcc (i, &DCC_CHAT_PASS, sizeof (struct chat_info));
      dcc[i].status = STAT_ECHO;
      get_user_flagrec (dcc[i].user, &fr, 0);
      ok = 1;
      if (issechub () && !glob_huba (fr))
	ok = 0;
      if (ischanhub () && !glob_chuba (fr))
	ok = 0;
      if (ok)
	dcc[i].status |= STAT_PARTY;
      strcpy (dcc[i].u.chat->con_chan, (chanset) ? chanset->dname : "*");
      dcc[i].timeval = now;
      putlog (LOG_MISC, "*", "DCC connection: CHAT (%s!%s)", dcc[i].nick,
	      dcc[i].host);
      dprintf (i, "%s", rand_dccresp ());
    }
  return;
}
static void
server_secondly ()
{
  if (cycle_time)
    cycle_time--;
  deq_msg ();
  if (!resolvserv && serv < 0)
    connect_server ();
}
static void
server_5minutely ()
{
  if (check_stoned && server_online)
    {
      if (waiting_for_awake)
	{
	  int servidx = findanyidx (serv);
	  disconnect_server (servidx);
	  lostdcc (servidx);
	  putlog (LOG_SERV, "*", IRC_SERVERSTONED);
	}
      else if (!trying_server)
	{
	  dprintf (DP_MODE, "PING :%lu\n", (unsigned long) now);
	  waiting_for_awake = 1;
	}
    }
} static void

server_prerehash ()
{
  strcpy (oldnick, botname);
} static void

server_postrehash ()
{
  strncpyz (botname, origbotname, NICKLEN);
  if (oldnick[0] && !rfc_casecmp (oldnick, botname)
      && !rfc_casecmp (oldnick, get_altbotnick ()))
    {
      strcpy (botname, oldnick);
      dprintf (DP_SERVER, "NICK %s\n", origbotname);
    }
  else if (oldnick[0])
    strcpy (botname, oldnick);
}
static void
server_die ()
{
  cycle_time = 100;
  if (server_online)
    {
      dprintf (-serv, "QUIT :%s\n", quit_msg[0] ? quit_msg : "");
      sleep (3);
    }
  nuke_server (NULL);
}
static void
server_report (int idx, int details)
{
  char s1[64], s[128];
  int servidx;
  if (server_online)
    {
      dprintf (idx, "    Online as: %s%s%s (%s)\n", botname,
	       botuserhost[0] ? "!" : "", botuserhost[0] ? botuserhost : "",
	       botrealname);
      if (nick_juped)
	dprintf (idx, "    NICK IS JUPED: %s %s\n", origbotname,
		 keepnick ? "(trying)" : "");
      nick_juped = 0;
      daysdur (now, server_online, s1);
      egg_snprintf (s, sizeof s, "(connected %s)", s1);
      if (server_lag && !waiting_for_awake)
	{
	  if (server_lag == (-1))
	    egg_snprintf (s1, sizeof s1, " (bad pong replies)");
	  else
	    egg_snprintf (s1, sizeof s1, " (lag: %ds)", server_lag);
	  strcat (s, s1);
	}
    }
  if ((trying_server || server_online)
      && ((servidx = findanyidx (serv)) != (-1)))
    {
      dprintf (idx, "    Server %s:%d %s\n", dcc[servidx].host,
	       dcc[servidx].port, trying_server ? "(trying)" : s);
    }
  else
    dprintf (idx, "    %s\n", IRC_NOSERVER);
  if (modeq.tot)
    dprintf (idx, "    %s %d%%, %d msgs\n", IRC_MODEQUEUE,
	     (int) ((float) (modeq.tot * 100.0) / (float) maxqmsg),
	     (int) modeq.tot);
  if (mq.tot)
    dprintf (idx, "    %s %d%%, %d msgs\n", IRC_SERVERQUEUE,
	     (int) ((float) (mq.tot * 100.0) / (float) maxqmsg),
	     (int) mq.tot);
  if (hq.tot)
    dprintf (idx, "    %s %d%%, %d msgs\n", IRC_HELPQUEUE,
	     (int) ((float) (hq.tot * 100.0) / (float) maxqmsg),
	     (int) hq.tot);
  if (details)
    {
      if (min_servs)
	dprintf (idx, "    Requiring a net of at least %d server(s)\n",
		 min_servs);
      if (initserver[0])
	dprintf (idx, "    On connect, I do: %s\n", initserver);
      if (connectserver[0])
	dprintf (idx, "    Before connect, I do: %s\n", connectserver);
      dprintf (idx, "    Flood is: %d msg/%ds, %d ctcp/%ds\n", flud_thr,
	       flud_time, flud_ctcp_thr, flud_ctcp_time);
    }
}
static void
msgq_clear (struct msgq_head *qh)
{
  register struct msgq *q, *qq;
  for (q = qh->head; q; q = qq)
    {
      qq = q->next;
      nfree (q->msg);
      nfree (q);
    }
  qh->head = qh->last = NULL;
  qh->tot = qh->warned = 0;
}
static int
msgq_expmem (struct msgq_head *qh)
{
  register int tot = 0;
  register struct msgq *m;
  for (m = qh->head; m; m = m->next)
    {
      tot += m->len + 1;
      tot += sizeof (struct msgq);
    } return tot;
}
static int
server_expmem ()
{
  int tot = 0;
  struct server_list *s = serverlist;
  for (; s; s = s->next)
    {
      if (s->name)
	tot += strlen (s->name) + 1;
      if (s->pass)
	tot += strlen (s->pass) + 1;
      if (s->realname)
	tot += strlen (s->realname) + 1;
      tot += sizeof (struct server_list);
    } tot += msgq_expmem (&mq) + msgq_expmem (&hq) + msgq_expmem (&modeq);
  return tot;
}
static cmd_t my_ctcps[] =
  { {"DCC", "", ctcp_DCC_CHAT, "server:DCC"}, {NULL, NULL, NULL, NULL} };
static char *
server_close ()
{
  cycle_time = 100;
  nuke_server ("Connection reset by peer");
  clearq (serverlist);
  rem_builtins_dcc (H_dcc, C_dcc_serv);
  rem_builtins (H_raw, my_raw_binds);
  rem_builtins (H_ctcp, my_ctcps);
  del_bind_table (H_wall);
  del_bind_table (H_raw);
  del_bind_table (H_notc);
  del_bind_table (H_msgm);
  del_bind_table (H_msg);
  del_bind_table (H_flud);
  del_bind_table (H_ctcr);
  del_bind_table (H_ctcp);
  rem_tcl_coups (my_tcl_coups);
  rem_tcl_strings (my_tcl_strings);
  rem_tcl_ints (my_tcl_ints);
  rem_tcl_commands (my_tcl_cmds);
  Tcl_UntraceVar (interp, "nick",
		  TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  nick_change, NULL);
  Tcl_UntraceVar (interp, "altnick", TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  altnick_change, NULL);
  Tcl_UntraceVar (interp, "botname",
		  TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  traced_botname, NULL);
  Tcl_UntraceVar (interp, "server",
		  TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  traced_server, NULL);
  Tcl_UntraceVar (interp, "net-type",
		  TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  traced_nettype, NULL);
  Tcl_UntraceVar (interp, "nick-len",
		  TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		  traced_nicklen, NULL);
  empty_msgq ();
  del_hook (HOOK_SECONDLY, (Function) server_secondly);
  del_hook (HOOK_5MINUTELY, (Function) server_5minutely);
  del_hook (HOOK_QSERV, (Function) queue_server);
  del_hook (HOOK_MINUTELY, (Function) minutely_checks);
  del_hook (HOOK_PRE_REHASH, (Function) server_prerehash);
  del_hook (HOOK_REHASH, (Function) server_postrehash);
  del_hook (HOOK_DIE, (Function) server_die);
  module_undepend (MODULE_NAME);
  return NULL;
}
EXPORT_SCOPE char *server_start ();
static Function server_table[] =
  { (Function) server_start, (Function) server_close,
(Function) server_expmem, (Function) server_report, (Function) NULL, (Function) botuserhost,
(Function) & quiet_reject, (Function) & serv, (Function) & flud_thr, (Function) & flud_time,
(Function) & flud_ctcp_thr, (Function) & flud_ctcp_time, (Function) match_my_nick,
(Function) check_tcl_flud, (Function) NULL, (Function) & answer_ctcp, (Function) & trigger_on_ignore,
(Function) check_tcl_ctcpr, (Function) detect_avalanche, (Function) nuke_server, (Function) newserver,
(Function) & newserverport, (Function) newserverpass, (Function) & cycle_time, (Function) & default_port,
(Function) & server_online, (Function) & min_servs, (Function) & H_raw, (Function) & H_wall,
(Function) & H_msg, (Function) & H_msgm, (Function) & H_notc, (Function) & H_flud, (Function) & H_ctcp,
(Function) & H_ctcr, (Function) ctcp_reply, (Function) get_altbotnick, (Function) & nick_len,
(Function) check_tcl_notc, (Function) & server_lag, (Function) & curserv, (Function) cursrvname,
(Function) botrealname, };
char *
server_start (Function * global_funcs)
{
#if (((TCL_MAJOR_VERSION == 8) && (TCL_MINOR_VERSION >= 4)) || (TCL_MAJOR_VERSION > 8))
  CONST char *s;
#else
  char *s;
#endif
  global = global_funcs;
  serv = -1;
  strict_host = 1;
  botname[0] = 0;
  trying_server = 0L;
  server_lag = 0;
  altnick[0] = 0;
  raltnick[0] = 0;
  curserv = 0;
  flud_thr = 5;
  flud_time = 60;
  flud_ctcp_thr = 3;
  flud_ctcp_time = 60;
  initserver[0] = 0;
  connectserver[0] = 0;
  botuserhost[0] = 0;
  keepnick = 1;
  check_stoned = 1;
  serverror_quit = 1;
  quiet_reject = 1;
  waiting_for_awake = 0;
  server_online = 0;
  server_cycle_wait = 15;
  strcpy (botrealname, "A deranged product of evil coders");
  min_servs = 0;
  server_timeout = 15;
  never_give_up = 1;
  strict_servernames = 1;
  serverlist = NULL;
  cycle_time = 0;
  default_port = 6667;
  oldnick[0] = 0;
  trigger_on_ignore = 0;
  answer_ctcp = 1;
  lowercase_ctcp = 0;
  check_mode_r = 0;
  maxqmsg = 300;
  burst = 0;
  net_type = NETT_EFNET;
  double_mode = 0;
  double_server = 0;
  double_help = 0;
  use_penalties = 0;
  use_fastdeq = 0;
  stackablecmds[0] = 0;
  strcpy (stackable2cmds, "USERHOST ISON");
  resolvserv = 0;
  lastpingtime = 0;
  last_time = 0;
  nick_len = 9;
  kick_method = 1;
  optimize_kicks = 0;
  stack_limit = 4;
  server_table[4] = (Function) botname;
  module_register (MODULE_NAME, server_table, 1, 2);
  if (!(encryption_funcs = module_depend (MODULE_NAME, "encryption", 0, 0)))
    {
      module_undepend (MODULE_NAME);
      return "This module requires an encryption modules.";
    }
  s = Tcl_GetVar (interp, "nick", TCL_GLOBAL_ONLY);
  if (s)
    strncpyz (origbotname, s, NICKLEN);
  Tcl_TraceVar (interp, "nick",
		TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		nick_change, NULL);
  Tcl_TraceVar (interp, "altnick", TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		altnick_change, NULL);
  Tcl_TraceVar (interp, "botname",
		TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		traced_botname, NULL);
  Tcl_TraceVar (interp, "server",
		TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		traced_server, NULL);
  Tcl_TraceVar (interp, "net-type",
		TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		traced_nettype, NULL);
  Tcl_TraceVar (interp, "nick-len",
		TCL_TRACE_READS | TCL_TRACE_WRITES | TCL_TRACE_UNSETS,
		traced_nicklen, NULL);
  H_wall = add_bind_table ("wall", HT_STACKABLE, server_2char);
  H_raw = add_bind_table ("raw", HT_STACKABLE, server_raw);
  H_notc = add_bind_table ("notc", HT_STACKABLE, server_6char);
  H_msgm = add_bind_table ("msgm", HT_STACKABLE, server_msg);
  H_msg = add_bind_table ("msg", 0, server_msg);
  H_flud = add_bind_table ("flud", HT_STACKABLE, server_5char);
  H_ctcr = add_bind_table ("ctcr", HT_STACKABLE, server_6char);
  H_ctcp = add_bind_table ("ctcp", HT_STACKABLE, server_6char);
  add_builtins (H_raw, my_raw_binds);
  add_builtins_dcc (H_dcc, C_dcc_serv);
  add_builtins (H_ctcp, my_ctcps);
  my_tcl_strings[0].buf = botname;
  add_tcl_strings (my_tcl_strings);
  my_tcl_ints[0].val = &use_console_r;
  add_tcl_ints (my_tcl_ints);
  add_tcl_commands (my_tcl_cmds);
  add_tcl_coups (my_tcl_coups);
  add_hook (HOOK_SECONDLY, (Function) server_secondly);
  add_hook (HOOK_10SECONDLY, (Function) server_10secondly);
  add_hook (HOOK_5MINUTELY, (Function) server_5minutely);
  add_hook (HOOK_MINUTELY, (Function) minutely_checks);
  add_hook (HOOK_QSERV, (Function) queue_server);
  add_hook (HOOK_PRE_REHASH, (Function) server_prerehash);
  add_hook (HOOK_REHASH, (Function) server_postrehash);
  add_hook (HOOK_DIE, (Function) server_die);
  mq.head = hq.head = modeq.head = NULL;
  mq.last = hq.last = modeq.last = NULL;
  mq.tot = hq.tot = modeq.tot = 0;
  mq.warned = hq.warned = modeq.warned = 0;
  double_warned = 0;
  newserver[0] = 0;
  newserverport = 0;
  curserv = 999;
  do_nettype ();
  add_cfg (&CFG_NICK);
  add_cfg (&CFG_SERVERS);
  add_cfg (&CFG_SERVERS6);
  add_cfg (&CFG_REALNAME);
  set_cfg_str (NULL, STR ("realname"), "A deranged product of evil coders");
  return NULL;
}
#endif