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root/svn/ircd-hybrid-7.3/modules/m_ping.c
Revision: 30
Committed: Sun Oct 2 20:03:27 2005 UTC (18 years, 5 months ago) by adx
Content type: text/x-csrc
Original Path: ircd-hybrid/modules/m_ping.c
File size: 4258 byte(s)
Log Message:
- imported sources
- can be moved later according to the directory/branching scheme,
  but we need the svn up

File Contents

# User Rev Content
1 adx 30 /*
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: m_ping.c,v 1.40 2004/07/08 00:27:22 erik Exp $
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     #ifndef STATIC_MODULES
48     void
49     _modinit(void)
50     {
51     mod_add_cmd(&ping_msgtab);
52     }
53    
54     void
55     _moddeinit(void)
56     {
57     mod_del_cmd(&ping_msgtab);
58     }
59    
60     const char *_version = "$Revision: 1.40 $";
61     #endif
62    
63     /*
64     ** m_ping
65     ** parv[0] = sender prefix
66     ** parv[1] = origin
67     ** parv[2] = destination
68     */
69     static void
70     m_ping(struct Client *client_p, struct Client *source_p,
71     int parc, char *parv[])
72     {
73     struct Client *target_p;
74     char *origin, *destination;
75    
76     if (parc < 2 || *parv[1] == '\0')
77     {
78     sendto_one(source_p, form_str(ERR_NOORIGIN), me.name, parv[0]);
79     return;
80     }
81    
82     origin = parv[1];
83     destination = parv[2]; /* Will get NULL or pointer (parc >= 2!!) */
84    
85     if (ConfigFileEntry.disable_remote && !IsOper(source_p))
86     {
87     sendto_one(source_p,":%s PONG %s :%s", me.name,
88     (destination) ? destination : me.name, origin);
89     return;
90     }
91    
92     if (!EmptyString(destination) && irccmp(destination, me.name) != 0)
93     {
94     /* We're sending it across servers.. origin == client_p->name --fl_ */
95     origin = client_p->name;
96    
97     /* XXX - sendto_server() ? --fl_ */
98     if ((target_p = find_server(destination)) != NULL)
99     {
100     struct Client *ll_p;
101    
102     /* use the direct link for LL checking */
103     ll_p = target_p->from;
104    
105     if(ServerInfo.hub && IsCapable(ll_p, CAP_LL))
106     {
107     if((ll_p->lazyLinkClientExists & target_p->localClient->serverMask) == 0)
108     client_burst_if_needed(target_p, ll_p);
109     }
110    
111     sendto_one(target_p,":%s PING %s :%s", parv[0],
112     origin, destination);
113     }
114     else
115     {
116     sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
117     me.name, parv[0], destination);
118     return;
119     }
120     }
121     else
122     sendto_one(source_p,":%s PONG %s :%s", me.name,
123     (destination) ? destination : me.name, origin);
124     }
125    
126     static void
127     ms_ping(struct Client *client_p, struct Client *source_p,
128     int parc, char *parv[])
129     {
130     struct Client *target_p;
131     const char *origin, *destination;
132    
133     if (parc < 2 || *parv[1] == '\0')
134     {
135     sendto_one(source_p, form_str(ERR_NOORIGIN), me.name, parv[0]);
136     return;
137     }
138    
139     origin = source_p->name;
140     destination = parv[2]; /* Will get NULL or pointer (parc >= 2!!) */
141    
142     if (!EmptyString(destination) && irccmp(destination, me.name) != 0 && irccmp(destination, me.id) != 0)
143     {
144     if ((target_p = find_server(destination)))
145     sendto_one(target_p,":%s PING %s :%s", parv[0],
146     origin, destination);
147     else
148     {
149     sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
150     ID_or_name(&me, client_p), parv[0], destination);
151     return;
152     }
153     }
154     else
155     sendto_one(source_p,":%s PONG %s :%s",
156     ID_or_name(&me, client_p), (destination) ? destination : me.name, origin);
157     }

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