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root/svn/ircd-hybrid-8/modules/m_ison.c
Revision: 1243
Committed: Fri Sep 30 10:47:53 2011 UTC (12 years, 6 months ago) by michael
Content type: text/x-csrc
File size: 3350 byte(s)
Log Message:
- move content of msg.h, ircd_handler.h and handlers.h into parse.h and
  remove headers accordingly
- killed common.h
- remove m_killhost.c and m_flags.c from contrib/
- sort out unused header includes here and there

File Contents

# Content
1 /*
2 * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3 * m_ison.c: Provides a single line answer of whether a user is online.
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 "irc_string.h"
28 #include "sprintf_irc.h"
29 #include "ircd.h"
30 #include "numeric.h"
31 #include "send.h"
32 #include "parse.h"
33 #include "modules.h"
34
35
36 static void
37 do_ison(struct Client *client_p, struct Client *source_p,
38 int parc, char *parv[])
39 {
40 struct Client *target_p = NULL;
41 char *nick;
42 char *p = NULL;
43 char *current_insert_point = NULL;
44 char buf[IRCD_BUFSIZE];
45 int len;
46 int i;
47 int done = 0;
48
49 len = snprintf(buf, sizeof(buf), form_str(RPL_ISON), me.name, source_p->name);
50 current_insert_point = buf + len;
51
52 /*
53 * rfc1459 is ambigious about how to handle ISON
54 * this should handle both interpretations.
55 */
56 for (i = 1; i < parc; i++)
57 {
58 for (nick = strtoken(&p, parv[i], " "); nick;
59 nick = strtoken(&p, NULL, " "))
60 {
61 if ((target_p = find_person(client_p, nick)))
62 {
63 len = strlen(target_p->name);
64
65 if ((current_insert_point + (len + 5)) < (buf + sizeof(buf)))
66 {
67 memcpy(current_insert_point, target_p->name, len);
68 current_insert_point += len;
69 *current_insert_point++ = ' ';
70 }
71 else
72 {
73 done = 1;
74 break;
75 }
76 }
77 }
78
79 if (done)
80 break;
81 }
82
83 /*
84 * current_insert_point--;
85 * Do NOT take out the trailing space, it breaks ircII
86 * --Rodder
87 */
88 *current_insert_point = '\0';
89
90 sendto_one(source_p, "%s", buf);
91 }
92
93 /*
94 * m_ison added by Darren Reed 13/8/91 to act as an efficent user indicator
95 * with respect to cpu/bandwidth used. Implemented for NOTIFY feature in
96 * clients. Designed to reduce number of whois requests. Can process
97 * nicknames in batches as long as the maximum buffer length.
98 *
99 * format:
100 * ISON :nicklist
101 */
102 static void
103 m_ison(struct Client *client_p, struct Client *source_p,
104 int parc, char *parv[])
105 {
106 do_ison(client_p, source_p, parc, parv);
107 }
108
109 static struct Message ison_msgtab = {
110 "ISON", 0, 0, 1, 1, MFLG_SLOW, 0,
111 {m_unregistered, m_ison, m_ignore, m_ignore, m_ison, m_ignore}
112 };
113
114 static void
115 module_init(void)
116 {
117 mod_add_cmd(&ison_msgtab);
118 }
119
120 static void
121 module_exit(void)
122 {
123 mod_del_cmd(&ison_msgtab);
124 }
125
126 struct module module_entry = {
127 .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 };

Properties

Name Value
svn:eol-style native
svn:keywords Id Revision