solanum-vs-hackint-and-char.../modules/m_userhost.c
nenolod 212380e3f4 [svn] - the new plan:
+ branches/release-2.1 -> 2.2 base
  + 3.0 -> branches/cxxconversion
  + backport some immediate 3.0 functionality for 2.2
  + other stuff
2007-01-24 22:40:21 -08:00

115 lines
3.2 KiB
C

/*
* ircd-ratbox: A slightly useful ircd.
* m_userhost.c: Shows a user's host.
*
* Copyright (C) 1990 Jarkko Oikarinen and University of Oulu, Co Center
* Copyright (C) 1996-2002 Hybrid Development Team
* Copyright (C) 2002-2005 ircd-ratbox 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
*
* $Id: m_userhost.c 254 2005-09-21 23:35:12Z nenolod $
*/
#include "stdinc.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 char buf[BUFSIZE];
static int m_userhost(struct Client *, struct Client *, int, const char **);
struct Message userhost_msgtab = {
"USERHOST", 0, 0, 0, MFLG_SLOW,
{mg_unreg, {m_userhost, 2}, mg_ignore, mg_ignore, mg_ignore, {m_userhost, 2}}
};
mapi_clist_av1 userhost_clist[] = { &userhost_msgtab, NULL };
DECLARE_MODULE_AV1(userhost, NULL, NULL, userhost_clist, NULL, NULL, "$Revision: 254 $");
/*
* 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 int
m_userhost(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *target_p;
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 = 1; i <= 5; i++)
{
if(parc < i + 1)
break;
if((target_p = find_person(parv[i])) != 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->user->away) ? '-' : '+',
target_p->username,
target_p->sockhost);
}
else
{
rl = ircsprintf(response, "%s%s=%c%s@%s ",
target_p->name,
IsOper(target_p) ? "*" : "",
(target_p->user->away) ? '-' : '+',
target_p->username, target_p->host);
}
if((rl + cur_len) < (BUFSIZE - 10))
{
ircsprintf(t, "%s", response);
t += rl;
cur_len += rl;
}
else
break;
}
}
sendto_one(source_p, "%s", buf);
return 0;
}