2002-08-13 14:34:25 +00:00
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/*
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2002-09-13 06:50:09 +00:00
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* NeoIRCd: NeoStats Group. Based on Hybird7
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2002-08-13 14:34:25 +00:00
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* m_userhost.c: Shows a user's host.
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*
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* Copyright (C) 2002 by the past and present ircd coders, and others.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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* USA
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*
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2003-01-27 04:20:36 +00:00
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* $Id: m_userhost.c,v 1.5 2003/01/27 04:20:36 fishwaldo Exp $
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2002-08-13 14:34:25 +00:00
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*/
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#include "stdinc.h"
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#include "handlers.h"
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#include "client.h"
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#include "ircd.h"
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#include "numeric.h"
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#include "s_serv.h"
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#include "send.h"
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#include "irc_string.h"
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#include "msg.h"
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#include "parse.h"
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#include "modules.h"
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#include "s_conf.h"
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static char buf[BUFSIZE];
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static void m_userhost(struct Client*, struct Client*, int, char**);
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struct Message userhost_msgtab = {
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"USERHOST", 0, 0, 1, 0, MFLG_SLOW, 0,
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{m_unregistered, m_userhost, m_userhost, m_userhost}
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};
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#ifndef STATIC_MODULES
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void
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_modinit(void)
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{
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mod_add_cmd(&userhost_msgtab);
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}
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void
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_moddeinit(void)
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{
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mod_del_cmd(&userhost_msgtab);
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}
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2003-01-27 04:20:36 +00:00
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const char *_version = "$Revision: 1.5 $";
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2002-08-13 14:34:25 +00:00
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#endif
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/*
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* m_userhost added by Darren Reed 13/8/91 to aid clients and reduce
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* the need for complicated requests like WHOIS. It returns user/host
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* information only (no spurious AWAY labels or channels).
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*/
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static void m_userhost(struct Client *client_p,
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struct Client *source_p,
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int parc,
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char *parv[])
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{
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struct Client *target_p;
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char response[NICKLEN*2+USERLEN+HOSTLEN+30];
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char *t;
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int i, n; /* loop counter */
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int cur_len;
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int rl;
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cur_len = ircsprintf(buf,form_str(RPL_USERHOST),me.name, parv[0], "");
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t = buf + cur_len;
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for ( i = 0; i < 5; i++)
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{
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if (parv[i+1] == NULL)
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break;
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if ((target_p = find_person(parv[i+1])) != NULL)
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{
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/*
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* Show real IP for USERHOST on yourself.
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* This is needed for things like mIRC, which do a server-based
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* lookup (USERHOST) to figure out what the clients' local IP
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* is. Useful for things like NAT, and dynamic dial-up users.
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*/
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/*
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* If a lazyleaf relayed us this request, we don't know
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* the clients real IP.
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* So, if you're on a lazyleaf, and you send a userhost
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* including your nick and the nick of someone not known to
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* the leaf, you'll get your spoofed IP. tough.
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*/
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if (MyClient(target_p) && (target_p == source_p))
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{
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rl = ircsprintf(response, "%s%s=%c%s@%s ",
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target_p->name,
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IsOper(target_p) ? "*" : "",
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(target_p->user->away) ? '-' : '+',
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target_p->username,
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2003-01-27 04:20:36 +00:00
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target_p->host);
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2002-08-13 14:34:25 +00:00
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}
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else
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{
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rl = ircsprintf(response, "%s%s=%c%s@%s ",
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target_p->name,
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IsOper(target_p) ? "*" : "",
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(target_p->user->away) ? '-' : '+',
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target_p->username,
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2002-09-21 06:26:13 +00:00
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target_p->vhost);
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2002-08-13 14:45:13 +00:00
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};
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2002-08-13 14:34:25 +00:00
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if((rl + cur_len) < (BUFSIZE-10))
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{
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ircsprintf(t,"%s",response);
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t += rl;
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cur_len += rl;
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}
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else
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break;
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}
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else if ( !ServerInfo.hub && uplink && IsCapable(uplink, CAP_LL) )
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{
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t = buf;
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for( n = 0; n < 5; n++ )
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{
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if( parv[n+1] )
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{
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rl = ircsprintf(t, "%s ", parv[n+1]);
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t += rl;
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}
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else
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break;
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}
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/* Relay upstream, and let hub reply */
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sendto_one(uplink, ":%s USERHOST %s", parv[0], buf );
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return;
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}
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}
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sendto_one(source_p, "%s", buf);
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}
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