8.2.x/modules/m_userhost.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_userhost.c: Shows a user's host.
 *
 *  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 "handlers.h"
#include "client.h"
#include "ircd.h"
#include "numeric.h"
#include "s_serv.h"
#include "send.h"
#include "irc_string.h"
#include "sprintf_irc.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "s_conf.h"


static void m_userhost(struct Client *, struct Client *, int, char *[]);

struct Message userhost_msgtab = {
  "USERHOST", 0, 0, 1, 0, MFLG_SLOW, 0,
  {m_unregistered, m_userhost, m_userhost, m_ignore, m_userhost, m_ignore}
};

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

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

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

/*
 * m_userhost added by Darren Reed 13/8/91 to aid clients and reduce
 * the need for complicated requests like WHOIS. It returns user/host
 * information only (no spurious AWAY labels or channels).
 */
static void
m_userhost(struct Client *client_p, struct Client *source_p,
           int parc, char *parv[])
{
  struct Client *target_p;
  char buf[IRCD_BUFSIZE];
  char response[NICKLEN*2+USERLEN+HOSTLEN+30];
  char *t;
  int i;               /* loop counter */
  int cur_len;
  int rl;

  cur_len = ircsprintf(buf,form_str(RPL_USERHOST),me.name, parv[0], "");
  t = buf + cur_len;

  for (i = 0; i < 5; i++)
  {
    if (parv[i + 1] == NULL)
      break;

    if ((target_p = find_person(client_p, parv[i+1])) != NULL)
    {
      /*
       * Show real IP for USERHOST on yourself.
       * This is needed for things like mIRC, which do a server-based
       * lookup (USERHOST) to figure out what the clients' local IP
       * is.  Useful for things like NAT, and dynamic dial-up users.
       */
      if (MyClient(target_p) && (target_p == source_p))
      {
        rl = ircsprintf(response, "%s%s=%c%s@%s ",
                        target_p->name,
                        IsOper(target_p) ? "*" : "",
                        (target_p->away) ? '-' : '+',
                        target_p->username,
                        target_p->sockhost);
      }
      else
      {
        rl = ircsprintf(response, "%s%s=%c%s@%s ",
                        target_p->name,
                        IsOper(target_p) ? "*" : "",
                        (target_p->away) ? '-' : '+',
                        target_p->username,
                        target_p->host);
      }

      if ((rl + cur_len) < (IRCD_BUFSIZE - 10))
      {
        ircsprintf(t, "%s", response);
        t += rl;
        cur_len += rl;
      }
      else
        break;
    }
  }

  sendto_one(source_p, "%s", buf);
}
Revision:	885
Committed:	Wed Oct 31 18:09:24 2007 UTC (16 years, 5 months ago) by michael
Content type:	text/x-csrc
Original Path:	*ircd-hybrid-7.2/modules/m_userhost.c*
File size:	3500 byte(s)
Log Message:	- Removed LazyLinks in 7.2 to stop people from asking why we keep broken code for half a decade. LL will be implemented in a smarter fashion in due time
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_userhost.c: Shows a user's host.
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 "handlers.h"
27			#include "client.h"
28			#include "ircd.h"
29			#include "numeric.h"
30			#include "s_serv.h"
31			#include "send.h"
32			#include "irc_string.h"
33			#include "sprintf_irc.h"
34			#include "msg.h"
35			#include "parse.h"
36			#include "modules.h"
37			#include "s_conf.h"
38
39
40			static void m_userhost(struct Client , struct Client , int, char *[]);
41
42			struct Message userhost_msgtab = {
43			"USERHOST", 0, 0, 1, 0, MFLG_SLOW, 0,
44			{m_unregistered, m_userhost, m_userhost, m_ignore, m_userhost, m_ignore}
45			};
46
47			#ifndef STATIC_MODULES
48			void
49			_modinit(void)
50			{
51			mod_add_cmd(&userhost_msgtab);
52			}
53
54			void
55			_moddeinit(void)
56			{
57			mod_del_cmd(&userhost_msgtab);
58			}
59
60	knight	31	const char *_version = "$Revision$";
61	adx	30	#endif
62
63			/*
64			* m_userhost added by Darren Reed 13/8/91 to aid clients and reduce
65			* the need for complicated requests like WHOIS. It returns user/host
66			* information only (no spurious AWAY labels or channels).
67			*/
68			static void
69			m_userhost(struct Client client_p, struct Client source_p,
70			int parc, char *parv[])
71			{
72			struct Client *target_p;
73			char buf[IRCD_BUFSIZE];
74			char response[NICKLEN*2+USERLEN+HOSTLEN+30];
75			char *t;
76	michael	885	int i; /* loop counter */
77	adx	30	int cur_len;
78			int rl;
79
80			cur_len = ircsprintf(buf,form_str(RPL_USERHOST),me.name, parv[0], "");
81			t = buf + cur_len;
82
83			for (i = 0; i < 5; i++)
84			{
85	michael	885	if (parv[i + 1] == NULL)
86	adx	30	break;
87
88			if ((target_p = find_person(client_p, parv[i+1])) != NULL)
89			{
90	adx	268	/*
91	michael	885	* Show real IP for USERHOST on yourself.
92			* This is needed for things like mIRC, which do a server-based
93			* lookup (USERHOST) to figure out what the clients' local IP
94			* is. Useful for things like NAT, and dynamic dial-up users.
95	adx	268	*/
96	michael	885	if (MyClient(target_p) && (target_p == source_p))
97			{
98			rl = ircsprintf(response, "%s%s=%c%s@%s ",
99			target_p->name,
100			IsOper(target_p) ? "*" : "",
101			(target_p->away) ? '-' : '+',
102			target_p->username,
103			target_p->sockhost);
104			}
105	adx	268	else
106	michael	885	{
107			rl = ircsprintf(response, "%s%s=%c%s@%s ",
108			target_p->name,
109			IsOper(target_p) ? "*" : "",
110			(target_p->away) ? '-' : '+',
111			target_p->username,
112			target_p->host);
113			}
114	adx	30
115	michael	885	if ((rl + cur_len) < (IRCD_BUFSIZE - 10))
116	adx	268	{
117	michael	885	ircsprintf(t, "%s", response);
118	adx	268	t += rl;
119			cur_len += rl;
120			}
121	michael	885	else
122			break;
123	adx	30	}
124	adx	268	}
125	adx	30
126			sendto_one(source_p, "%s", buf);
127			}