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/*
* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
* m_pong.c: The reply to a ping message.
*
* 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 "ircd.h"
#include "s_user.h"
#include "client.h"
#include "hash.h" /* for find_client() */
#include "numeric.h"
#include "conf.h"
#include "send.h"
#include "irc_string.h"
#include "parse.h"
#include "modules.h"
static void
ms_pong(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 = parv[1];
destination = parv[2];
/* Now attempt to route the PONG, comstud pointed out routable PING
* is used for SPING. routable PING should also probably be left in
* -Dianora
* That being the case, we will route, but only for registered clients (a
* case can be made to allow them only from servers). -Shadowfax
*/
if (!EmptyString(destination) && !match(destination, me.name) &&
irccmp(destination, me.id))
{
if ((target_p = hash_find_client(destination)) ||
(target_p = hash_find_server(destination)))
sendto_one(target_p, ":%s PONG %s %s",
source_p->name, origin, destination);
else
{
sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
me.name, source_p->name, destination);
return;
}
}
}
static void
mr_pong(struct Client *client_p, struct Client *source_p,
int parc, char *parv[])
{
assert(source_p == client_p);
if (parc == 2 && *parv[1] != '\0')
{
if (ConfigFileEntry.ping_cookie && !source_p->localClient->registration)
{
unsigned int incoming_ping = strtoul(parv[1], NULL, 10);
if (incoming_ping)
{
if (source_p->localClient->random_ping == incoming_ping)
{
SetPingCookie(source_p);
register_local_user(source_p);
}
else
{
sendto_one(source_p, form_str(ERR_WRONGPONG), me.name,
source_p->name, source_p->localClient->random_ping);
return;
}
}
}
}
else
sendto_one(source_p, form_str(ERR_NOORIGIN),
me.name, source_p->name);
}
static struct Message pong_msgtab = {
"PONG", 0, 0, 1, MAXPARA, MFLG_SLOW, 0,
{mr_pong, m_ignore, ms_pong, m_ignore, m_ignore, m_ignore}
};
static void
module_init(void)
{
mod_add_cmd(&pong_msgtab);
}
static void
module_exit(void)
{
mod_del_cmd(&pong_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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