2 * ircd-ratbox: A slightly useful ircd.
3 * m_pong.c: The reply to a ping message.
5 * Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
6 * Copyright (C) 1996-2002 Hybrid Development Team
7 * Copyright (C) 2002-2005 ircd-ratbox development team
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
29 #include "hash.h" /* for find_client() */
41 static const char pong_desc
[] = "Provides the PONG command to respond to a PING message";
43 static void mr_pong(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
44 static void ms_pong(struct MsgBuf
*, struct Client
*, struct Client
*, int, const char **);
46 struct Message pong_msgtab
= {
48 {{mr_pong
, 0}, mg_ignore
, mg_ignore
, {ms_pong
, 2}, mg_ignore
, mg_ignore
}
51 mapi_clist_av1 pong_clist
[] = { &pong_msgtab
, NULL
};
53 DECLARE_MODULE_AV2(pong
, NULL
, NULL
, pong_clist
, NULL
, NULL
, NULL
, NULL
, pong_desc
);
56 ms_pong(struct MsgBuf
*msgbuf_p
, struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
58 struct Client
*target_p
;
59 const char *destination
;
61 destination
= parv
[2];
62 source_p
->flags
&= ~FLAGS_PINGSENT
;
64 /* Now attempt to route the PONG, comstud pointed out routable PING
65 * is used for SPING. routable PING should also probably be left in
67 * That being the case, we will route, but only for registered clients (a
68 * case can be made to allow them only from servers). -Shadowfax
70 if(!EmptyString(destination
) && !match(destination
, me
.name
) &&
71 irccmp(destination
, me
.id
))
73 if((target_p
= find_client(destination
)))
74 sendto_one(target_p
, ":%s PONG %s %s",
75 get_id(source_p
, target_p
), parv
[1],
76 get_id(target_p
, target_p
));
79 if(!IsDigit(*destination
))
80 sendto_one_numeric(source_p
, ERR_NOSUCHSERVER
,
81 form_str(ERR_NOSUCHSERVER
), destination
);
86 /* destination is us, emulate EOB */
87 if(IsServer(source_p
) && !HasSentEob(source_p
))
89 if(MyConnect(source_p
))
90 sendto_realops_snomask(SNO_GENERAL
, L_ALL
,
91 "End of burst (emulated) from %s (%d seconds)",
93 (signed int) (rb_current_time() - source_p
->localClient
->firsttime
));
96 call_hook(h_server_eob
, source_p
);
101 mr_pong(struct MsgBuf
*msgbuf_p
, struct Client
*client_p
, struct Client
*source_p
, int parc
, const char *parv
[])
103 if(parc
== 2 && !EmptyString(parv
[1]))
105 if(ConfigFileEntry
.ping_cookie
&& source_p
->flags
& FLAGS_SENTUSER
&& source_p
->name
[0])
107 unsigned long incoming_ping
= strtoul(parv
[1], NULL
, 16);
110 if(source_p
->localClient
->random_ping
== incoming_ping
)
112 source_p
->flags
|= FLAGS_PING_COOKIE
;
113 register_local_user(client_p
, source_p
);
117 sendto_one(source_p
, form_str(ERR_WRONGPONG
),
118 me
.name
, source_p
->name
,
119 source_p
->localClient
->random_ping
);
127 sendto_one(source_p
, form_str(ERR_NOORIGIN
), me
.name
, source_p
->name
);
129 source_p
->flags
&= ~FLAGS_PINGSENT
;