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/************************************************************************
* IRC - Internet Relay Chat, ircd/s_numeric.c
* Copyright (C) 1990 Jarkko Oikarinen
*
* Numerous fixes by Markku Savela
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 1, or (at your option)
* any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef lint
static const volatile char rcsid[] = "@(#)$Id: s_numeric.c,v 1.8 2005/01/30 17:56:31 chopin Exp $";
#endif
#include "os.h"
#include "s_defines.h"
#define S_NUMERIC_C
#include "s_externs.h"
#undef S_NUMERIC_C
static char buffer[1024];
/*
** DoNumeric (replacement for the old do_numeric)
**
** parc number of arguments ('sender' counted as one!)
** parv[0] pointer to 'sender' (may point to empty string) (not used)
** parv[1]..parv[parc-1]
** pointers to additional parameters, this is a NULL
** terminated list (parv[parc] == NULL).
**
** *WARNING*
** Numerics are mostly error reports. If there is something
** wrong with the message, just *DROP* it! Don't even think of
** sending back a neat error message -- big danger of creating
** a ping pong error message...
*/
int do_numeric(int numeric, aClient *cptr, aClient *sptr, int parc,
char *parv[])
{
aClient *acptr = NULL;
aChannel *chptr;
char *nick, *p;
int i;
if (parc < 1 || !IsServer(sptr))
return 1;
/* Remap low number numerics. */
if (numeric < 100)
numeric += 100;
/*
** Prepare the parameter portion of the message into 'buffer'.
** (Because the buffer is twice as large as the message buffer
** for the socket, no overflow can occur here... ...on current
** assumptions--bets are off, if these are changed --msa)
** Note: if buffer is non-empty, it will begin with SPACE.
*/
buffer[0] = '\0';
if (parc > 1)
{
for (i = 2; i < (parc - 1); i++)
{
(void)strcat(buffer, " ");
(void)strcat(buffer, parv[i]);
}
(void)strcat(buffer, " :");
(void)strcat(buffer, parv[parc-1]);
}
for (; (nick = strtoken(&p, parv[1], ",")); parv[1] = NULL)
{
acptr = find_target(nick, cptr);
if (acptr)
{
/*
** Drop to bit bucket if for me...
** ...one might consider sendto_ops
** here... --msa
** And so it was done. -avalon
** And regretted. Don't do it that way. Make sure
** it goes only to non-servers. -avalon
** Check added to make sure servers don't try to loop
** with numerics which can happen with nick collisions.
** - Avalon
*/
if (IsMe(acptr) || acptr->from == cptr)
sendto_flag(SCH_NUM,
"From %s for %s: %s %d %s %s.",
get_client_name(cptr, TRUE),
acptr->name, sptr->name,
numeric, nick, buffer);
else if (IsPerson(acptr) || IsServer(acptr) ||
IsService(acptr))
sendto_prefix_one(acptr, sptr,":%s %d %s%s",
parv[0], numeric, nick, buffer);
}
/* any reason why no cptr == acptr->from checks here? -krys */
/* because these are not used.. -Vesa
else if ((acptr = find_service(nick, (aClient *)NULL)))
sendto_prefix_one(acptr, sptr,":%s %d %s%s",
parv[0], numeric, nick, buffer);
else if ((acptr = find_server(nick, (aClient *)NULL)))
{
if (!IsMe(acptr) && acptr->from != cptr)
sendto_prefix_one(acptr, sptr,":%s %d %s%s",
parv[0], numeric, nick, buffer);
}
..nuke them */
else if ((chptr = find_channel(nick, (aChannel *)NULL)))
sendto_channel_butone(cptr,sptr,chptr,":%s %d %s%s",
parv[0],
numeric, chptr->chname, buffer);
}
return 1;
}
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