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_numeric(source_p, &me, ERR_NOORIGIN);
    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_numeric(source_p, &me, ERR_NOSUCHSERVER, 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_numeric(source_p, &me, ERR_WRONGPONG,
                             source_p->localClient->random_ping);
      }
    }
  }
  else
    sendto_one_numeric(source_p, &me, ERR_NOORIGIN);

  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:	3109
Committed:	Thu Mar 6 19:25:12 2014 UTC (11 years, 5 months ago) by michael
Content type:	text/x-csrc
File size:	3482 byte(s)
Log Message:	- Applied Adam's sendto_one_numeric() changes
#	User	Rev	Content
1	adx	30	/*
2	michael	2820	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	adx	30	*
4	michael	2820	* Copyright (c) 1997-2014 ircd-hybrid development team
5	adx	30	*
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	michael	2820	/*! \file m_pong.c
23			* \brief Includes required functions for processing the PONG command.
24			* \version $Id$
25			*/
26
27	adx	30	#include "stdinc.h"
28			#include "ircd.h"
29			#include "s_user.h"
30			#include "client.h"
31	michael	2820	#include "hash.h"
32	adx	30	#include "numeric.h"
33	michael	1309	#include "conf.h"
34	adx	30	#include "send.h"
35			#include "irc_string.h"
36			#include "parse.h"
37			#include "modules.h"
38
39
40	michael	2820	static int
41	adx	30	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	michael	1121	if (parc < 2 \|\| EmptyString(parv[1]))
48	adx	30	{
49	michael	3109	sendto_one_numeric(source_p, &me, ERR_NOORIGIN);
50	michael	2820	return 0;
51	adx	30	}
52
53			origin = parv[1];
54			destination = parv[2];
55
56			/* Now attempt to route the PONG, comstud pointed out routable PING
57			* is used for SPING. routable PING should also probably be left in
58			* -Dianora
59			* That being the case, we will route, but only for registered clients (a
60			* case can be made to allow them only from servers). -Shadowfax
61			*/
62	michael	1652	if (!EmptyString(destination) && match(destination, me.name) &&
63	adx	30	irccmp(destination, me.id))
64			{
65	michael	1169	if ((target_p = hash_find_client(destination)) \|\|
66			(target_p = hash_find_server(destination)))
67			sendto_one(target_p, ":%s PONG %s %s",
68	michael	1230	source_p->name, origin, destination);
69	michael	1169	else
70	michael	3109	sendto_one_numeric(source_p, &me, ERR_NOSUCHSERVER, destination);
71	adx	30	}
72	michael	2820
73			return 0;
74	adx	30	}
75
76	michael	2820	static int
77	adx	30	mr_pong(struct Client client_p, struct Client source_p,
78			int parc, char *parv[])
79			{
80	michael	503	assert(source_p == client_p);
81
82	adx	30	if (parc == 2 && *parv[1] != '\0')
83			{
84	michael	503	if (ConfigFileEntry.ping_cookie && !source_p->localClient->registration)
85	adx	30	{
86	michael	982	unsigned int incoming_ping = strtoul(parv[1], NULL, 10);
87	michael	503
88			if (incoming_ping)
89			{
90			if (source_p->localClient->random_ping == incoming_ping)
91			{
92			SetPingCookie(source_p);
93	michael	1080	register_local_user(source_p);
94	michael	503	}
95			else
96	michael	3109	sendto_one_numeric(source_p, &me, ERR_WRONGPONG,
97			source_p->localClient->random_ping);
98	adx	30	}
99			}
100	michael	503	}
101	adx	30	else
102	michael	3109	sendto_one_numeric(source_p, &me, ERR_NOORIGIN);
103
104	michael	2820	return 0;
105	adx	30	}
106	michael	1230
107	michael	2820	static struct Message pong_msgtab =
108			{
109	michael	1569	"PONG", 0, 0, 1, MAXPARA, MFLG_SLOW, 0,
110	michael	2820	{ mr_pong, m_ignore, ms_pong, m_ignore, m_ignore, m_ignore }
111	michael	1230	};
112
113			static void
114			module_init(void)
115			{
116			mod_add_cmd(&pong_msgtab);
117			}
118
119			static void
120			module_exit(void)
121			{
122			mod_del_cmd(&pong_msgtab);
123			}
124
125	michael	2820	struct module module_entry =
126			{
127	michael	1230	.node = { NULL, NULL, NULL },
128			.name = NULL,
129			.version = "$Revision$",
130			.handle = NULL,
131			.modinit = module_init,
132			.modexit = module_exit,
133			.flags = 0
134			};