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root/svn/ircd-hybrid/branches/8.2.x/modules/m_ping.c
Revision: 1156
Committed: Tue Aug 9 20:29:20 2011 UTC (12 years, 8 months ago) by michael
Content type: text/x-csrc
Original Path: ircd-hybrid-8/modules/m_ping.c
File size: 3843 byte(s)
Log Message:
- create ircd-hybrid-8 "branch"

File Contents

# Content
1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 * m_ping.c: Requests that a PONG message be sent back.
4 *
5 * Copyright (C) 2002 by the past and present ircd coders, and others.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
20 * USA
21 *
22 * $Id$
23 */
24
25 #include "stdinc.h"
26 #include "handlers.h"
27 #include "client.h"
28 #include "ircd.h"
29 #include "numeric.h"
30 #include "send.h"
31 #include "irc_string.h"
32 #include "msg.h"
33 #include "parse.h"
34 #include "modules.h"
35 #include "hash.h"
36 #include "s_conf.h"
37 #include "s_serv.h"
38
39 static void m_ping(struct Client *, struct Client *, int, char *[]);
40 static void ms_ping(struct Client *, struct Client *, int, char *[]);
41
42 struct Message ping_msgtab = {
43 "PING", 0, 0, 1, 0, MFLG_SLOW, 0,
44 {m_unregistered, m_ping, ms_ping, m_ignore, m_ping, m_ping}
45 };
46
47 void
48 _modinit(void)
49 {
50 mod_add_cmd(&ping_msgtab);
51 }
52
53 void
54 _moddeinit(void)
55 {
56 mod_del_cmd(&ping_msgtab);
57 }
58
59 const char *_version = "$Revision$";
60
61 /*
62 ** m_ping
63 ** parv[0] = sender prefix
64 ** parv[1] = origin
65 ** parv[2] = destination
66 */
67 static void
68 m_ping(struct Client *client_p, struct Client *source_p,
69 int parc, char *parv[])
70 {
71 struct Client *target_p;
72 char *origin, *destination;
73
74 if (parc < 2 || EmptyString(parv[1]))
75 {
76 sendto_one(source_p, form_str(ERR_NOORIGIN), me.name, parv[0]);
77 return;
78 }
79
80 origin = parv[1];
81 destination = parv[2]; /* Will get NULL or pointer (parc >= 2!!) */
82
83 if (ConfigFileEntry.disable_remote && !IsOper(source_p))
84 {
85 sendto_one(source_p,":%s PONG %s :%s", me.name,
86 (destination) ? destination : me.name, origin);
87 return;
88 }
89
90 if (!EmptyString(destination) && irccmp(destination, me.name) != 0)
91 {
92 /* We're sending it across servers.. origin == client_p->name --fl_ */
93 origin = client_p->name;
94
95 if ((target_p = find_server(destination)) != NULL)
96 {
97 sendto_one(target_p,":%s PING %s :%s", parv[0],
98 origin, destination);
99 }
100 else
101 {
102 sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
103 me.name, parv[0], destination);
104 return;
105 }
106 }
107 else
108 sendto_one(source_p,":%s PONG %s :%s", me.name,
109 (destination) ? destination : me.name, origin);
110 }
111
112 static void
113 ms_ping(struct Client *client_p, struct Client *source_p,
114 int parc, char *parv[])
115 {
116 struct Client *target_p;
117 const char *origin, *destination;
118
119 if (parc < 2 || EmptyString(parv[1]))
120 {
121 sendto_one(source_p, form_str(ERR_NOORIGIN), me.name, parv[0]);
122 return;
123 }
124
125 origin = source_p->name;
126 destination = parv[2]; /* Will get NULL or pointer (parc >= 2!!) */
127
128 if (!EmptyString(destination) && irccmp(destination, me.name) != 0 && irccmp(destination, me.id) != 0)
129 {
130 if ((target_p = find_server(destination)))
131 sendto_one(target_p,":%s PING %s :%s", parv[0],
132 origin, destination);
133 else
134 {
135 sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
136 ID_or_name(&me, client_p), parv[0], destination);
137 return;
138 }
139 }
140 else
141 sendto_one(source_p,":%s PONG %s :%s",
142 ID_or_name(&me, client_p), (destination) ? destination : me.name, origin);
143 }

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