ircd-hybrid-7.3/modules/m_etrace.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_etrace.c: Traces a path to a client/server.
 *
 *  Copyright (C) 2002 by the past and present ircd coders, and others.
 *
 *  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
 *
 *  $Id$
 */

#include "stdinc.h"
#include "list.h"
#include "handlers.h"
#include "hook.h"
#include "client.h"
#include "hash.h"
#include "common.h"
#include "irc_string.h"
#include "ircd.h"
#include "numeric.h"
#include "fdlist.h"
#include "s_bsd.h"
#include "s_serv.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "s_conf.h"


static void do_etrace(struct Client *, int, char **);
static void mo_etrace(struct Client *, struct Client *, int, char *[]);

struct Message etrace_msgtab = {
  "ETRACE", 0, 0, 0, 0, MFLG_SLOW, 0,
  {m_unregistered, m_not_oper, m_ignore, m_ignore, mo_etrace, m_ignore}
};

#ifndef STATIC_MODULES
const char *_version = "$Revision$";
static struct Callback *etrace_cb;

static void *
va_etrace(va_list args)
{
  struct Client *source_p = va_arg(args, struct Client *);
  int parc = va_arg(args, int);
  char **parv = va_arg(args, char **);

  do_etrace(source_p, parc, parv);
  return NULL;
}

void
_modinit(void)
{
  etrace_cb = register_callback("doing_etrace", va_etrace);
  mod_add_cmd(&etrace_msgtab);
}

void
_moddeinit(void)
{
  mod_del_cmd(&etrace_msgtab);
  uninstall_hook(etrace_cb, va_etrace);
}
#endif

static void report_this_status(struct Client *, struct Client *, int);

/*
 * do_etrace()
 */
static void
do_etrace(struct Client *source_p, int parc, char **parv)
{
  const char *tname = NULL;
  struct Client *target_p = NULL;
  int wilds = 0;
  int do_all = 0;
  int full_etrace = 0;
  dlink_node *ptr;

  if (parc > 1)
  {
    if (irccmp(parv[1], "-full") == 0)
    {
      parv++;
      parc--;
      full_etrace = 1;
    }
  }

  if (parc > 1)
  {
    tname = parv[1];

    if (tname != NULL)
      wilds = strchr(tname, '*') || strchr(tname, '?');
    else
      tname = "*";
  }
  else
  {
    do_all = 1;
    tname = "*";
  }

  if (IsFull(source_p))
    full_etrace = 1;

  if (!wilds && !do_all)
  {
    target_p = find_client(tname);

    if (target_p && MyClient(target_p))
      report_this_status(source_p, target_p, full_etrace);
      
    sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name, 
               source_p->name, tname);
    return;
  }

  DLINK_FOREACH(ptr, local_client_list.head)
  {
    target_p = ptr->data;

    if (wilds)
    {
      if (match(tname, target_p->name) || match(target_p->name, tname))
        report_this_status(source_p, target_p, full_etrace);
    }
    else
      report_this_status(source_p, target_p, full_etrace);
  }

  sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
             source_p->name, tname);
}

/* mo_etrace()
 *      parv[0] = sender prefix
 *      parv[1] = servername
 */
static void
mo_etrace(struct Client *client_p, struct Client *source_p,
          int parc, char *parv[])
{
#ifdef STATIC_MODULES
  do_etrace(source_p, parc, parv);
#else
  execute_callback(etrace_cb, source_p, parc, parv);
#endif
}

/* report_this_status()
 *
 * inputs       - pointer to client to report to
 *              - pointer to client to report about
 *              - flag full etrace or not
 * output       - NONE
 * side effects - NONE
 */
static void
report_this_status(struct Client *source_p, struct Client *target_p,
                   int full_etrace)
{
  const char *name;
  const char *class_name;

  name = get_client_name(target_p, HIDE_IP);
  class_name = get_client_class(target_p);

  set_time();

  if (target_p->status == STAT_CLIENT)
  {
    if (full_etrace)
    {
      if (ConfigFileEntry.hide_spoof_ips)
        sendto_one(source_p, form_str(RPL_ETRACE_FULL),
                   me.name,
                   source_p->name,
                   IsOper(target_p) ? "Oper" : "User",
                   class_name,
                   target_p->name,
                   target_p->username,
                   target_p->host,
                   IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
                   IsIPSpoof(target_p) ? "<hidden>" : target_p->localClient->client_host,
                   IsIPSpoof(target_p) ? "<hidden>" : target_p->localClient->client_server,
                   target_p->info);
      else
        sendto_one(source_p, form_str(RPL_ETRACE_FULL),
                   me.name,
                   source_p->name, 
                   IsOper(target_p) ? "Oper" : "User", 
                   class_name,
                   target_p->name,
                   target_p->username,
                   target_p->host,
                   target_p->sockhost,
                   target_p->localClient->client_host,
                   target_p->localClient->client_server,
                   target_p->info);
    }
    else
    {
      if (ConfigFileEntry.hide_spoof_ips)
        sendto_one(source_p, form_str(RPL_ETRACE),
                   me.name,
                   source_p->name,
                   IsOper(target_p) ? "Oper" : "User",
                   class_name,
                   target_p->name,
                   target_p->username,
                   target_p->host,
                   IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
                   target_p->info);
      else
        sendto_one(source_p, form_str(RPL_ETRACE),
                   me.name,
                   source_p->name, 
                   IsOper(target_p) ? "Oper" : "User", 
                   class_name,
                   target_p->name,
                   target_p->username,
                   target_p->host,
                   target_p->sockhost,
                   target_p->info);
    }
  }
}
Revision:	1114
Committed:	Mon Dec 20 20:33:05 2010 UTC (13 years, 3 months ago) by michael
Content type:	text/x-csrc
File size:	5809 byte(s)
Log Message:	- Move RPL_ETRACE to messages.tab - CHANGE RPL_WHOISSSL to use the 671 numeric
#	Content
1	/*
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	* $Id$
23	*/
24
25	#include "stdinc.h"
26	#include "list.h"
27	#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
45	static void do_etrace(struct Client , int, char *);
46	static void mo_etrace(struct Client , struct Client , int, char *[]);
47
48	struct Message etrace_msgtab = {
49	"ETRACE", 0, 0, 0, 0, MFLG_SLOW, 0,
50	{m_unregistered, m_not_oper, m_ignore, m_ignore, mo_etrace, m_ignore}
51	};
52
53	#ifndef STATIC_MODULES
54	const char *_version = "$Revision$";
55	static struct Callback *etrace_cb;
56
57	static void *
58	va_etrace(va_list args)
59	{
60	struct Client source_p = va_arg(args, struct Client );
61	int parc = va_arg(args, int);
62	char parv = va_arg(args, char );
63
64	do_etrace(source_p, parc, parv);
65	return NULL;
66	}
67
68	void
69	_modinit(void)
70	{
71	etrace_cb = register_callback("doing_etrace", va_etrace);
72	mod_add_cmd(&etrace_msgtab);
73	}
74
75	void
76	_moddeinit(void)
77	{
78	mod_del_cmd(&etrace_msgtab);
79	uninstall_hook(etrace_cb, va_etrace);
80	}
81	#endif
82
83	static void report_this_status(struct Client , struct Client , int);
84
85	/*
86	* do_etrace()
87	*/
88	static void
89	do_etrace(struct Client source_p, int parc, char *parv)
90	{
91	const char *tname = NULL;
92	struct Client *target_p = NULL;
93	int wilds = 0;
94	int do_all = 0;
95	int full_etrace = 0;
96	dlink_node *ptr;
97
98	if (parc > 1)
99	{
100	if (irccmp(parv[1], "-full") == 0)
101	{
102	parv++;
103	parc--;
104	full_etrace = 1;
105	}
106	}
107
108	if (parc > 1)
109	{
110	tname = parv[1];
111
112	if (tname != NULL)
113	wilds = strchr(tname, '*') \|\| strchr(tname, '?');
114	else
115	tname = "*";
116	}
117	else
118	{
119	do_all = 1;
120	tname = "*";
121	}
122
123	if (IsFull(source_p))
124	full_etrace = 1;
125
126	if (!wilds && !do_all)
127	{
128	target_p = find_client(tname);
129
130	if (target_p && MyClient(target_p))
131	report_this_status(source_p, target_p, full_etrace);
132
133	sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
134	source_p->name, tname);
135	return;
136	}
137
138	DLINK_FOREACH(ptr, local_client_list.head)
139	{
140	target_p = ptr->data;
141
142	if (wilds)
143	{
144	if (match(tname, target_p->name) \|\| match(target_p->name, tname))
145	report_this_status(source_p, target_p, full_etrace);
146	}
147	else
148	report_this_status(source_p, target_p, full_etrace);
149	}
150
151	sendto_one(source_p, form_str(RPL_ENDOFTRACE), me.name,
152	source_p->name, tname);
153	}
154
155	/* mo_etrace()
156	* parv[0] = sender prefix
157	* parv[1] = servername
158	*/
159	static void
160	mo_etrace(struct Client client_p, struct Client source_p,
161	int parc, char *parv[])
162	{
163	#ifdef STATIC_MODULES
164	do_etrace(source_p, parc, parv);
165	#else
166	execute_callback(etrace_cb, source_p, parc, parv);
167	#endif
168	}
169
170	/* report_this_status()
171	*
172	* inputs - pointer to client to report to
173	* - pointer to client to report about
174	* - flag full etrace or not
175	* output - NONE
176	* side effects - NONE
177	*/
178	static void
179	report_this_status(struct Client source_p, struct Client target_p,
180	int full_etrace)
181	{
182	const char *name;
183	const char *class_name;
184
185	name = get_client_name(target_p, HIDE_IP);
186	class_name = get_client_class(target_p);
187
188	set_time();
189
190	if (target_p->status == STAT_CLIENT)
191	{
192	if (full_etrace)
193	{
194	if (ConfigFileEntry.hide_spoof_ips)
195	sendto_one(source_p, form_str(RPL_ETRACE_FULL),
196	me.name,
197	source_p->name,
198	IsOper(target_p) ? "Oper" : "User",
199	class_name,
200	target_p->name,
201	target_p->username,
202	target_p->host,
203	IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
204	IsIPSpoof(target_p) ? "<hidden>" : target_p->localClient->client_host,
205	IsIPSpoof(target_p) ? "<hidden>" : target_p->localClient->client_server,
206	target_p->info);
207	else
208	sendto_one(source_p, form_str(RPL_ETRACE_FULL),
209	me.name,
210	source_p->name,
211	IsOper(target_p) ? "Oper" : "User",
212	class_name,
213	target_p->name,
214	target_p->username,
215	target_p->host,
216	target_p->sockhost,
217	target_p->localClient->client_host,
218	target_p->localClient->client_server,
219	target_p->info);
220	}
221	else
222	{
223	if (ConfigFileEntry.hide_spoof_ips)
224	sendto_one(source_p, form_str(RPL_ETRACE),
225	me.name,
226	source_p->name,
227	IsOper(target_p) ? "Oper" : "User",
228	class_name,
229	target_p->name,
230	target_p->username,
231	target_p->host,
232	IsIPSpoof(target_p) ? "255.255.255.255" : target_p->sockhost,
233	target_p->info);
234	else
235	sendto_one(source_p, form_str(RPL_ETRACE),
236	me.name,
237	source_p->name,
238	IsOper(target_p) ? "Oper" : "User",
239	class_name,
240	target_p->name,
241	target_p->username,
242	target_p->host,
243	target_p->sockhost,
244	target_p->info);
245	}
246	}
247	}