trunk/modules/m_pong.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 1997-2014 ircd-hybrid development team
 *
 *  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
 */

/*! \file m_pong.c
 * \brief Includes required functions for processing the PONG command.
 * \version $Id$
 */

#include "stdinc.h"
#include "ircd.h"
#include "s_user.h"
#include "client.h"
#include "hash.h"
#include "numeric.h"
#include "conf.h"
#include "send.h"
#include "irc_string.h"
#include "parse.h"
#include "modules.h"


static int
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 0;
  }

  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 0;
}

static int
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);
      }
    }
  }
  else
    sendto_one(source_p, form_str(ERR_NOORIGIN),
               me.name, source_p->name);
  return 0;
}

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
};
Revision:	2820
Committed:	Wed Jan 15 23:10:26 2014 UTC (11 years, 7 months ago) by michael
Content type:	text/x-csrc
File size:	3608 byte(s)
Log Message:	- Clean up all files in modules/ (fixed indentation, removed whitespaces/tabs) - Fixed copyright years - Made module handlers int type for later use
#	Content
1	/*
2	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	*
4	* Copyright (c) 1997-2014 ircd-hybrid development team
5	*
6	* This program is free software; you can redistribute it and/or modify
7	* it under the terms of the GNU General Public License as published by
8	* the Free Software Foundation; either version 2 of the License, or
9	* (at your option) any later version.
10	*
11	* This program is distributed in the hope that it will be useful,
12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14	* GNU General Public License for more details.
15	*
16	* You should have received a copy of the GNU General Public License
17	* along with this program; if not, write to the Free Software
18	* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19	* USA
20	*/
21
22	/*! \file m_pong.c
23	* \brief Includes required functions for processing the PONG command.
24	* \version $Id$
25	*/
26
27	#include "stdinc.h"
28	#include "ircd.h"
29	#include "s_user.h"
30	#include "client.h"
31	#include "hash.h"
32	#include "numeric.h"
33	#include "conf.h"
34	#include "send.h"
35	#include "irc_string.h"
36	#include "parse.h"
37	#include "modules.h"
38
39
40	static int
41	ms_pong(struct Client client_p, struct Client source_p,
42	int parc, char *parv[])
43	{
44	struct Client *target_p;
45	const char origin, destination;
46
47	if (parc < 2 \|\| EmptyString(parv[1]))
48	{
49	sendto_one(source_p, form_str(ERR_NOORIGIN),
50	me.name, source_p->name);
51	return 0;
52	}
53
54	origin = parv[1];
55	destination = parv[2];
56
57	/* Now attempt to route the PONG, comstud pointed out routable PING
58	* is used for SPING. routable PING should also probably be left in
59	* -Dianora
60	* That being the case, we will route, but only for registered clients (a
61	* case can be made to allow them only from servers). -Shadowfax
62	*/
63	if (!EmptyString(destination) && match(destination, me.name) &&
64	irccmp(destination, me.id))
65	{
66	if ((target_p = hash_find_client(destination)) \|\|
67	(target_p = hash_find_server(destination)))
68	sendto_one(target_p, ":%s PONG %s %s",
69	source_p->name, origin, destination);
70	else
71	sendto_one(source_p, form_str(ERR_NOSUCHSERVER),
72	me.name, source_p->name, destination);
73	}
74
75	return 0;
76	}
77
78	static int
79	mr_pong(struct Client client_p, struct Client source_p,
80	int parc, char *parv[])
81	{
82	assert(source_p == client_p);
83
84	if (parc == 2 && *parv[1] != '\0')
85	{
86	if (ConfigFileEntry.ping_cookie && !source_p->localClient->registration)
87	{
88	unsigned int incoming_ping = strtoul(parv[1], NULL, 10);
89
90	if (incoming_ping)
91	{
92	if (source_p->localClient->random_ping == incoming_ping)
93	{
94	SetPingCookie(source_p);
95	register_local_user(source_p);
96	}
97	else
98	sendto_one(source_p, form_str(ERR_WRONGPONG), me.name,
99	source_p->name, source_p->localClient->random_ping);
100	}
101	}
102	}
103	else
104	sendto_one(source_p, form_str(ERR_NOORIGIN),
105	me.name, source_p->name);
106	return 0;
107	}
108
109	static struct Message pong_msgtab =
110	{
111	"PONG", 0, 0, 1, MAXPARA, MFLG_SLOW, 0,
112	{ mr_pong, m_ignore, ms_pong, m_ignore, m_ignore, m_ignore }
113	};
114
115	static void
116	module_init(void)
117	{
118	mod_add_cmd(&pong_msgtab);
119	}
120
121	static void
122	module_exit(void)
123	{
124	mod_del_cmd(&pong_msgtab);
125	}
126
127	struct module module_entry =
128	{
129	.node = { NULL, NULL, NULL },
130	.name = NULL,
131	.version = "$Revision$",
132	.handle = NULL,
133	.modinit = module_init,
134	.modexit = module_exit,
135	.flags = 0
136	};