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/*
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
* m_ping.c: Requests that a PONG message be sent back.
*
* Copyright (C) 2002 by the past and present ircd coders, and others.
*
* 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 2 of the License, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* $Id$
*/
#include "stdinc.h"
#include "client.h"
#include "ircd.h"
#include "numeric.h"
#include "send.h"
#include "irc_string.h"
#include "parse.h"
#include "modules.h"
#include "hash.h"
#include "conf.h"
#include "s_serv.h"
/*
** m_ping
** parv[0] = sender prefix
** parv[1] = origin
** parv[2] = destination
*/
static void
m_ping(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
struct Client *target_p;
char *origin, *destination;
if (parc < 2 || EmptyString(parv[1]))
{
sendto_one(source_p, form_str(ERR_NOORIGIN),
me.name, source_p->name);
return;
}
origin = parv[1];
destination = parv[2]; /* Will get NULL or pointer (parc >= 2!!) */
if (ConfigFileEntry.disable_remote && !HasUMode(source_p, UMODE_OPER))
{
sendto_one(source_p, ":%s PONG %s :%s", me.name,
(destination) ? destination : me.name, origin);
return;
}
if (!EmptyString(destination) && irccmp(destination, me.name) != 0)
{
/* We're sending it across servers.. origin == client_p->name --fl_ */
origin = client_p->name;
if ((target_p = hash_find_server(destination)) != NULL)
{
sendto_one(target_p, ":%s PING %s :%s", source_p->name,
origin, destination);
}
else
{
sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
me.name, source_p->name, destination);
return;
}
}
else
sendto_one(source_p, ":%s PONG %s :%s", me.name,
(destination) ? destination : me.name, origin);
}
static void
ms_ping(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
struct Client *target_p;
const char *origin, *destination;
if (parc < 2 || EmptyString(parv[1]))
{
sendto_one(source_p, form_str(ERR_NOORIGIN),
me.name, source_p->name);
return;
}
origin = source_p->name;
destination = parv[2]; /* Will get NULL or pointer (parc >= 2!!) */
if (!EmptyString(destination) && irccmp(destination, me.name) != 0 && irccmp(destination, me.id) != 0)
{
if ((target_p = hash_find_server(destination)))
sendto_one(target_p, ":%s PING %s :%s", source_p->name,
origin, destination);
else
{
sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
ID_or_name(&me, client_p), source_p->name, destination);
return;
}
}
else
sendto_one(source_p, ":%s PONG %s :%s",
ID_or_name(&me, client_p), (destination) ? destination : me.name, origin);
}
static struct Message ping_msgtab = {
"PING", 0, 0, 1, MAXPARA, MFLG_SLOW, 0,
{m_unregistered, m_ping, ms_ping, m_ignore, m_ping, m_ping}
};
static void
module_init(void)
{
mod_add_cmd(&ping_msgtab);
}
static void
module_exit(void)
{
mod_del_cmd(&ping_msgtab);
}
struct module module_entry = {
.node = { NULL, NULL, NULL },
.name = NULL,
.version = "$Revision$",
.handle = NULL,
.modinit = module_init,
.modexit = module_exit,
.flags = 0
};
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