/[svn]/ircd-hybrid-8/modules/m_etrace.c
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Annotation of /ircd-hybrid-8/modules/m_etrace.c

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Revision 1028 - (hide annotations)
Sun Nov 8 13:03:38 2009 UTC (10 years, 7 months ago) by michael
Original Path: ircd-hybrid/modules/m_etrace.c
File MIME type: text/x-chdr
File size: 5870 byte(s)
- move ircd-hybrid-7.2 to trunk

1 adx 30 /*
2     * ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3     * m_etrace.c: Traces a path to a client/server.
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 knight 31 * $Id$
23 adx 30 */
24    
25     #include "stdinc.h"
26 michael 1011 #include "list.h"
27 adx 30 #include "handlers.h"
28     #include "hook.h"
29     #include "client.h"
30     #include "hash.h"
31     #include "common.h"
32     #include "irc_string.h"
33     #include "ircd.h"
34     #include "numeric.h"
35     #include "fdlist.h"
36     #include "s_bsd.h"
37     #include "s_serv.h"
38     #include "send.h"
39     #include "msg.h"
40     #include "parse.h"
41     #include "modules.h"
42     #include "s_conf.h"
43    
44 db 856 #define FORM_STR_RPL_ETRACE ":%s 709 %s %s %s %s %s %s %s :%s"
45     #define FORM_STR_RPL_ETRACE_FULL ":%s 708 %s %s %s %s %s %s %s %s %s :%s"
46 adx 30
47     static void do_etrace(struct Client *, int, char **);
48     static void mo_etrace(struct Client *, struct Client *, int, char *[]);
49    
50     struct Message etrace_msgtab = {
51     "ETRACE", 0, 0, 0, 0, MFLG_SLOW, 0,
52 michael 172 {m_unregistered, m_not_oper, m_ignore, m_ignore, mo_etrace, m_ignore}
53 adx 30 };
54    
55     #ifndef STATIC_MODULES
56 knight 31 const char *_version = "$Revision$";
57 adx 30 static struct Callback *etrace_cb;
58    
59     static void *
60     va_etrace(va_list args)
61     {
62     struct Client *source_p = va_arg(args, struct Client *);
63     int parc = va_arg(args, int);
64     char **parv = va_arg(args, char **);
65    
66     do_etrace(source_p, parc, parv);
67     return NULL;
68     }
69    
70     void
71     _modinit(void)
72     {
73     etrace_cb = register_callback("doing_etrace", va_etrace);
74     mod_add_cmd(&etrace_msgtab);
75     }
76    
77     void
78     _moddeinit(void)
79     {
80     mod_del_cmd(&etrace_msgtab);
81     uninstall_hook(etrace_cb, va_etrace);
82     }
83     #endif
84    
85 db 849 static void report_this_status(struct Client *, struct Client *, int);
86 adx 30
87     /*
88     * do_etrace()
89     */
90     static void
91     do_etrace(struct Client *source_p, int parc, char **parv)
92     {
93     const char *tname = NULL;
94     struct Client *target_p = NULL;
95     int wilds = 0;
96     int do_all = 0;
97 db 849 int full_etrace = 0;
98 adx 30 dlink_node *ptr;
99    
100 db 849 if (parc > 1)
101 adx 30 {
102 db 849 if (irccmp(parv[1], "-full") == 0)
103     {
104     parv++;
105     parc--;
106     full_etrace = 1;
107     }
108     }
109    
110     if (parc > 1)
111     {
112 adx 30 tname = parv[1];
113 db 849
114 adx 30 if (tname != NULL)
115     wilds = strchr(tname, '*') || strchr(tname, '?');
116     else
117     tname = "*";
118     }
119     else
120     {
121     do_all = 1;
122     tname = "*";
123     }
124    
125 db 856 if (IsFull(source_p))
126     full_etrace = 1;
127    
128 adx 30 if (!wilds && !do_all)
129     {
130     target_p = find_client(tname);
131    
132     if (target_p && MyClient(target_p))
133 db 849 report_this_status(source_p, target_p, full_etrace);
134 adx 30
135     sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
136 michael 891 source_p->name, tname);
137 adx 30 return;
138     }
139    
140     DLINK_FOREACH(ptr, local_client_list.head)
141     {
142     target_p = ptr->data;
143    
144     if (wilds)
145     {
146     if (match(tname, target_p->name) || match(target_p->name, tname))
147 michael 891 report_this_status(source_p, target_p, full_etrace);
148 adx 30 }
149     else
150 db 849 report_this_status(source_p, target_p, full_etrace);
151 adx 30 }
152    
153     sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
154 michael 891 source_p->name, tname);
155 adx 30 }
156    
157     /* mo_etrace()
158     * parv[0] = sender prefix
159     * parv[1] = servername
160     */
161     static void
162     mo_etrace(struct Client *client_p, struct Client *source_p,
163     int parc, char *parv[])
164     {
165     #ifdef STATIC_MODULES
166     do_etrace(source_p, parc, parv);
167     #else
168     execute_callback(etrace_cb, source_p, parc, parv);
169     #endif
170     }
171    
172     /* report_this_status()
173     *
174     * inputs - pointer to client to report to
175     * - pointer to client to report about
176 db 849 * - flag full etrace or not
177 adx 30 * output - NONE
178     * side effects - NONE
179     */
180     static void
181 db 849 report_this_status(struct Client *source_p, struct Client *target_p,
182     int full_etrace)
183 adx 30 {
184     const char *name;
185     const char *class_name;
186    
187     name = get_client_name(target_p, HIDE_IP);
188     class_name = get_client_class(target_p);
189    
190     set_time();
191    
192     if (target_p->status == STAT_CLIENT)
193     {
194 db 849 if (full_etrace)
195     {
196     if (ConfigFileEntry.hide_spoof_ips)
197     sendto_one(source_p, FORM_STR_RPL_ETRACE_FULL,
198     me.name,
199     source_p->name,
200     IsOper(target_p) ? "Oper" : "User",
201     class_name,
202     target_p->name,
203     target_p->username,
204 db 856 target_p->host,
205 michael 891 IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
206 db 849 IsIPSpoof(target_p) ? "<hidden>" : target_p->client_host,
207     IsIPSpoof(target_p) ? "<hidden>" : target_p->client_server,
208     target_p->info);
209     else
210     sendto_one(source_p, FORM_STR_RPL_ETRACE_FULL,
211     me.name,
212     source_p->name,
213     IsOper(target_p) ? "Oper" : "User",
214     class_name,
215     target_p->name,
216     target_p->username,
217 db 856 target_p->host,
218 michael 891 target_p->sockhost,
219 db 849 target_p->client_host,
220     target_p->client_server,
221     target_p->info);
222     }
223 adx 30 else
224 db 849 {
225     if (ConfigFileEntry.hide_spoof_ips)
226     sendto_one(source_p, FORM_STR_RPL_ETRACE,
227     me.name,
228     source_p->name,
229     IsOper(target_p) ? "Oper" : "User",
230     class_name,
231     target_p->name,
232     target_p->username,
233 db 856 target_p->host,
234 michael 891 IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
235 db 849 target_p->info);
236     else
237     sendto_one(source_p, FORM_STR_RPL_ETRACE,
238     me.name,
239     source_p->name,
240     IsOper(target_p) ? "Oper" : "User",
241     class_name,
242     target_p->name,
243     target_p->username,
244 db 856 target_p->host,
245 michael 891 target_p->sockhost,
246 db 849 target_p->info);
247     }
248 adx 30 }
249     }

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