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root/svn/ircd-hybrid/releases/8.1.0beta1/modules/m_userhost.c
Revision: 1870
Committed: Thu Apr 25 19:01:23 2013 UTC (12 years, 4 months ago) by michael
Content type: text/x-csrc
File size: 3711 byte(s)
Log Message:
RELEASE TAG 8.1.0beta1

File Contents

# Content
1 /*
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 * $Id$
23 */
24
25 #include "stdinc.h"
26 #include "client.h"
27 #include "ircd.h"
28 #include "numeric.h"
29 #include "s_serv.h"
30 #include "send.h"
31 #include "irc_string.h"
32 #include "parse.h"
33 #include "modules.h"
34
35
36 /*
37 * m_userhost added by Darren Reed 13/8/91 to aid clients and reduce
38 * the need for complicated requests like WHOIS. It returns user/host
39 * information only (no spurious AWAY labels or channels).
40 */
41 static void
42 m_userhost(struct Client *client_p, struct Client *source_p,
43 int parc, char *parv[])
44 {
45 struct Client *target_p;
46 char buf[IRCD_BUFSIZE];
47 char response[NICKLEN*2+USERLEN+HOSTLEN+30];
48 char *t = NULL, *p = NULL, *nick = NULL;
49 int i = 0; /* loop counter */
50 int cur_len;
51 int rl;
52
53 cur_len = snprintf(buf, sizeof(buf), form_str(RPL_USERHOST), me.name, source_p->name, "");
54 t = buf + cur_len;
55
56 for (nick = strtoken(&p, parv[1], " "); nick && i++ < 5;
57 nick = strtoken(&p, NULL, " "))
58 {
59 if ((target_p = find_person(client_p, nick)) != NULL)
60 {
61 /*
62 * Show real IP for USERHOST on yourself.
63 * This is needed for things like mIRC, which do a server-based
64 * lookup (USERHOST) to figure out what the clients' local IP
65 * is. Useful for things like NAT, and dynamic dial-up users.
66 */
67 if (MyClient(target_p) && (target_p == source_p))
68 {
69 rl = sprintf(response, "%s%s=%c%s@%s ",
70 target_p->name,
71 HasUMode(target_p, UMODE_OPER) ? "*" : "",
72 (target_p->away[0]) ? '-' : '+',
73 target_p->username,
74 target_p->sockhost);
75 }
76 else
77 {
78 rl = sprintf(response, "%s%s=%c%s@%s ",
79 target_p->name, (HasUMode(target_p, UMODE_OPER) &&
80 (!HasUMode(target_p, UMODE_HIDDEN) ||
81 HasUMode(source_p, UMODE_OPER))) ? "*" : "",
82 (target_p->away[0]) ? '-' : '+',
83 target_p->username,
84 target_p->host);
85 }
86
87 if ((rl + cur_len) < (IRCD_BUFSIZE - 10))
88 {
89 sprintf(t, "%s", response);
90 t += rl;
91 cur_len += rl;
92 }
93 else
94 break;
95 }
96 }
97
98 sendto_one(source_p, "%s", buf);
99 }
100
101 static struct Message userhost_msgtab = {
102 "USERHOST", 0, 0, 2, 1, MFLG_SLOW, 0,
103 {m_unregistered, m_userhost, m_userhost, m_ignore, m_userhost, m_ignore}
104 };
105
106 static void
107 module_init(void)
108 {
109 mod_add_cmd(&userhost_msgtab);
110 }
111
112 static void
113 module_exit(void)
114 {
115 mod_del_cmd(&userhost_msgtab);
116 }
117
118 struct module module_entry = {
119 .node = { NULL, NULL, NULL },
120 .name = NULL,
121 .version = "$Revision$",
122 .handle = NULL,
123 .modinit = module_init,
124 .modexit = module_exit,
125 .flags = 0
126 };

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svn:eol-style native
svn:keywords Id Revision