ircd-hybrid/modules/m_pong.c

/*
 *  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 "handlers.h"
#include "s_user.h"
#include "client.h"
#include "hash.h"       /* for find_client() */
#include "numeric.h"
#include "s_conf.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"

static void mr_pong(struct Client *, struct Client *, int, char **);
static void ms_pong(struct Client *, struct Client *, int, char **);

struct Message pong_msgtab = {
  "PONG", 0, 0, 1, 0, MFLG_SLOW | MFLG_UNREG, 0,
  {mr_pong, m_ignore, ms_pong, m_ignore, m_ignore, m_ignore}
};

#ifndef STATIC_MODULES
void
_modinit(void)
{
  mod_add_cmd(&pong_msgtab);
}

void
_moddeinit(void)
{
  mod_del_cmd(&pong_msgtab);
}

const char *_version = "$Revision$";
#endif

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 || *parv[1] == '\0')
  {
    sendto_one(source_p, form_str(ERR_NOORIGIN),
               me.name, parv[0]);
    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 = find_client(destination)) ||
          (target_p = find_server(destination)))
        sendto_one(target_p,":%s PONG %s %s",
                   parv[0], origin, destination);
      else
        {
          sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
                     me.name, parv[0], destination);
          return;
        }
  }
}

static void
mr_pong(struct Client *client_p, struct Client *source_p,
        int parc, char *parv[])
{
  if (parc == 2 && *parv[1] != '\0')
  {
    if(ConfigFileEntry.ping_cookie && (source_p->flags&FLAGS_GOTUSER) && source_p->name[0])
    {
        unsigned long incoming_ping = strtoul(parv[1], NULL, 10);
        if(incoming_ping)
        {
          if(source_p->localClient->random_ping == incoming_ping)
          {
                char buf[USERLEN+1];
                strlcpy(buf, source_p->username, sizeof(buf));
                SetPingCookie(source_p);
                register_local_user(client_p, source_p, source_p->name, buf);
          }
          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, parv[0]);
}

Revision:	69
Committed:	Tue Oct 4 16:09:51 2005 UTC (20 years, 10 months ago) by adx
Content type:	text/x-csrc
File size:	3593 byte(s)
Log Message:	- splitted ircd/libio, all headers connected with libio sources have been moved for internal use only. To use libio interface, include "libio.h" (which is already done in "stdinc.h")
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_pong.c: The reply to a ping message.
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	knight	31	* $Id$
23	adx	30	*/
24
25			#include "stdinc.h"
26			#include "ircd.h"
27			#include "handlers.h"
28			#include "s_user.h"
29			#include "client.h"
30			#include "hash.h" /* for find_client() */
31			#include "numeric.h"
32			#include "s_conf.h"
33			#include "send.h"
34			#include "msg.h"
35			#include "parse.h"
36			#include "modules.h"
37
38			static void mr_pong(struct Client , struct Client , int, char **);
39			static void ms_pong(struct Client , struct Client , int, char **);
40
41			struct Message pong_msgtab = {
42			"PONG", 0, 0, 1, 0, MFLG_SLOW \| MFLG_UNREG, 0,
43			{mr_pong, m_ignore, ms_pong, m_ignore, m_ignore, m_ignore}
44			};
45
46			#ifndef STATIC_MODULES
47			void
48			_modinit(void)
49			{
50			mod_add_cmd(&pong_msgtab);
51			}
52
53			void
54			_moddeinit(void)
55			{
56			mod_del_cmd(&pong_msgtab);
57			}
58
59	knight	31	const char *_version = "$Revision$";
60	adx	30	#endif
61
62			static void
63			ms_pong(struct Client client_p, struct Client source_p,
64			int parc, char *parv[])
65			{
66			struct Client *target_p;
67			const char origin, destination;
68
69			if (parc < 2 \|\| *parv[1] == '\0')
70			{
71			sendto_one(source_p, form_str(ERR_NOORIGIN),
72			me.name, parv[0]);
73			return;
74			}
75
76			origin = parv[1];
77			destination = parv[2];
78
79			/* Now attempt to route the PONG, comstud pointed out routable PING
80			* is used for SPING. routable PING should also probably be left in
81			* -Dianora
82			* That being the case, we will route, but only for registered clients (a
83			* case can be made to allow them only from servers). -Shadowfax
84			*/
85			if (!EmptyString(destination) && !match(destination, me.name) &&
86			irccmp(destination, me.id))
87			{
88			if ((target_p = find_client(destination)) \|\|
89			(target_p = find_server(destination)))
90			sendto_one(target_p,":%s PONG %s %s",
91			parv[0], origin, destination);
92			else
93			{
94			sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
95			me.name, parv[0], destination);
96			return;
97			}
98			}
99			}
100
101			static void
102			mr_pong(struct Client client_p, struct Client source_p,
103			int parc, char *parv[])
104			{
105			if (parc == 2 && *parv[1] != '\0')
106			{
107			if(ConfigFileEntry.ping_cookie && (source_p->flags&FLAGS_GOTUSER) && source_p->name[0])
108			{
109			unsigned long incoming_ping = strtoul(parv[1], NULL, 10);
110			if(incoming_ping)
111			{
112			if(source_p->localClient->random_ping == incoming_ping)
113			{
114			char buf[USERLEN+1];
115			strlcpy(buf, source_p->username, sizeof(buf));
116			SetPingCookie(source_p);
117			register_local_user(client_p, source_p, source_p->name, buf);
118			}
119			else
120			{
121			sendto_one(source_p, form_str(ERR_WRONGPONG), me.name,
122			source_p->name, source_p->localClient->random_ping);
123			return;
124			}
125			}
126			}
127
128			}
129			else
130			sendto_one(source_p, form_str(ERR_NOORIGIN), me.name, parv[0]);
131			}
132