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root/svn/ircd-hybrid/branches/8.2.x/modules/m_svsnick.c
Revision: 3171
Committed: Sun Mar 16 11:51:48 2014 UTC (10 years ago) by michael
Content type: text/x-csrc
Original Path: ircd-hybrid/trunk/modules/m_svsnick.c
File size: 4112 byte(s)
Log Message:
- Incorporate Adam's exit_client/quit storm cleanups
  Note: QS is mandatory now

File Contents

# User Rev Content
1 michael 1165 /*
2 michael 2820 * ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3 michael 1165 *
4 michael 2820 * Copyright (c) 1999 Bahamut development team.
5     * Copyright (c) 2011-2014 ircd-hybrid development team
6 michael 1165 *
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    
23     /*! \file m_svsnick.c
24 michael 1221 * \brief Includes required functions for processing the SVSNICK command.
25 michael 1165 * \version $Id$
26     */
27    
28 michael 2820
29 michael 1165 #include "stdinc.h"
30     #include "client.h"
31     #include "ircd.h"
32     #include "channel_mode.h"
33     #include "numeric.h"
34     #include "s_serv.h"
35     #include "send.h"
36     #include "parse.h"
37     #include "modules.h"
38     #include "irc_string.h"
39     #include "s_user.h"
40     #include "hash.h"
41     #include "watch.h"
42     #include "whowas.h"
43    
44    
45 michael 1221 /*! \brief SVSNICK command handler (called by services)
46 michael 1165 *
47     * \param source_p Pointer to allocated Client struct from which the message
48     * originally comes from. This can be a local or remote client.
49     * \param parc Integer holding the number of supplied arguments.
50     * \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
51     * pointers.
52     * \note Valid arguments for this command are:
53 michael 3096 * - parv[0] = command
54 michael 1165 * - parv[1] = old nickname
55     * - parv[2] = new nickname
56     * - parv[3] = timestamp
57     */
58 michael 2820 static int
59 michael 3156 ms_svsnick(struct Client *source_p, int parc, char *parv[])
60 michael 1165 {
61     struct Client *target_p = NULL, *exists_p = NULL;
62    
63 michael 1221 if (!HasFlag(source_p, FLAGS_SERVICE) || !valid_nickname(parv[2], 1))
64 michael 2820 return 0;
65 michael 1165
66 michael 3156 if (hunt_server(source_p, ":%s SVSNICK %s %s :%s",
67 michael 1165 1, parc, parv) != HUNTED_ISME)
68 michael 2820 return 0;
69 michael 1165
70 michael 3156 if ((target_p = find_person(source_p, parv[1])) == NULL)
71 michael 2820 return 0;
72 michael 1165
73     assert(MyClient(target_p));
74    
75 michael 1169 if ((exists_p = hash_find_client(parv[2])))
76 michael 1165 {
77 michael 3138 if (target_p == exists_p)
78     {
79     if (!strcmp(target_p->name, parv[2]))
80     return 0;
81     }
82     else if (IsUnknown(exists_p))
83 michael 3171 exit_client(exists_p, "SVSNICK Override");
84 michael 1165 else
85     {
86 michael 3171 exit_client(target_p, "SVSNICK Collide");
87 michael 2820 return 0;
88 michael 1165 }
89     }
90    
91     target_p->tsinfo = atoi(parv[3]);
92     clear_ban_cache_client(target_p);
93     watch_check_hash(target_p, RPL_LOGOFF);
94    
95     if (HasUMode(target_p, UMODE_REGISTERED))
96     {
97     unsigned int oldmodes = target_p->umodes;
98     char modebuf[IRCD_BUFSIZE] = { '\0' };
99    
100     DelUMode(target_p, UMODE_REGISTERED);
101     send_umode(target_p, target_p, oldmodes, 0xffffffff, modebuf);
102     }
103    
104 michael 1734 sendto_common_channels_local(target_p, 1, 0, ":%s!%s@%s NICK :%s",
105 michael 1165 target_p->name, target_p->username,
106     target_p->host, parv[2]);
107    
108 michael 2300 whowas_add_history(target_p, 1);
109 michael 1165
110 michael 3135 sendto_server(NULL, NOCAPS, NOCAPS, ":%s NICK %s :%lu",
111 michael 1165 ID(target_p), parv[2], (unsigned long)target_p->tsinfo);
112     hash_del_client(target_p);
113     strlcpy(target_p->name, parv[2], sizeof(target_p->name));
114     hash_add_client(target_p);
115    
116     watch_check_hash(target_p, RPL_LOGON);
117    
118     fd_note(&target_p->localClient->fd, "Nick: %s", parv[2]);
119 michael 2820 return 0;
120 michael 1165 }
121 michael 1230
122 michael 2820 static struct Message svsnick_msgtab =
123     {
124 michael 1569 "SVSNICK", 0, 0, 4, MAXPARA, MFLG_SLOW, 0,
125 michael 1230 {m_ignore, m_ignore, ms_svsnick, m_ignore, m_ignore, m_ignore}
126     };
127    
128     static void
129     module_init(void)
130     {
131     mod_add_cmd(&svsnick_msgtab);
132     }
133    
134     static void
135     module_exit(void)
136     {
137     mod_del_cmd(&svsnick_msgtab);
138     }
139    
140 michael 2820 struct module module_entry =
141     {
142 michael 1230 .node = { NULL, NULL, NULL },
143     .name = NULL,
144     .version = "$Revision$",
145     .handle = NULL,
146     .modinit = module_init,
147     .modexit = module_exit,
148     .flags = 0
149     };

Properties

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