ircd-hybrid/contrib/m_capture.c

/*
 *  ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
 *  m_capture.c: Makes a designated client captive
 *
 *  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 "common.h"  
#include "handlers.h"
#include "client.h"
#include "hash.h"
#include "channel.h"
#include "channel_mode.h"
#include "hash.h"
#include "ircd.h"
#include "numeric.h"
#include "s_conf.h"
#include "s_serv.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "parse_aline.h"

static void mo_capture(struct Client *, struct Client *, int, char *[]);
static void mo_uncapture(struct Client *, struct Client *, int, char *[]);

struct Message capture_msgtab = {
  "CAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
  { m_unregistered, m_ignore, mo_capture, mo_capture, mo_capture, m_ignore }
};

struct Message uncapture_msgtab = {
  "UNCAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
  { m_unregistered, m_ignore, mo_uncapture, mo_uncapture, mo_uncapture, m_ignore }
};

#ifndef STATIC_MODULES
void
_modinit(void)
{
  mod_add_cmd(&capture_msgtab);
  mod_add_cmd(&uncapture_msgtab);
}

void
_moddeinit(void)
{
  mod_del_cmd(&capture_msgtab);
  mod_del_cmd(&uncapture_msgtab);
}

const char *_version = "$Revision$";
#endif

/* mo_capture
 *      parv[0] = sender prefix
 *      parv[1] = nickname masklist
 */
static void
mo_capture(struct Client *client_p, struct Client *source_p,
           int parc, char *parv[])
{
  struct Client *target_p = NULL;
  char nick[NICKLEN + 1];
  char user[USERLEN + 1];
  char host[HOSTLEN + 1];
  dlink_node *ptr = NULL;

  if (EmptyString(parv[1]))
  {
    sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
               me.name, source_p->name);
    return;
  }

  /* XXX Add oper flag in future ? */

  if (MyClient(source_p) && !IsAdmin(source_p))
  {
    sendto_one(source_p, form_str(ERR_NOPRIVS),
               me.name, source_p->name, "CAPTURE");
    return;
  }

  if (strchr(parv[1], '@') == NULL)
  {
    if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
    {
      if (MyConnect(target_p) && source_p != target_p)
      {
        if (IsOper(target_p))
        {
          sendto_one(source_p, form_str(ERR_NOPRIVS),
                     me.name, source_p->name, "CAPTURE");
          return;
        }

        if (!IsCaptured(target_p))
        {
          sendto_realops_flags(UMODE_ALL, L_ALL, "Captured %s (%s@%s)",
                               target_p->name, target_p->username,
                               target_p->host);
          SetCaptured(target_p);
        }

        sendto_one(source_p, form_str(RPL_ISCAPTURED),
                   me.name, source_p->name, target_p->name);
      }
      else if (IsCapable(target_p->from, CAP_ENCAP))
        sendto_one(target_p, ":%s ENCAP %s CAPTURE %s",
                   source_p->name, target_p->from->name, target_p->name);
    }
    else
      sendto_one(source_p, form_str(ERR_NOSUCHNICK),
                 me.name, source_p->name, parv[1]);
  }
  else
  {
    unsigned int matches = 0;
    struct split_nuh_item nuh;

    nuh.nuhmask  = parv[1];
    nuh.nickptr  = nick;
    nuh.userptr  = user;
    nuh.hostptr  = host;

    nuh.nicksize = sizeof(nick);
    nuh.usersize = sizeof(user);
    nuh.hostsize = sizeof(host);

    split_nuh(&nuh);

    if (!valid_wild_card(source_p, YES, 3, nick, user, host))
      return;

    if (IsClient(client_p))
      sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0,
                    ":%s ENCAP * CAPTURE %s!%s@%s",
                    source_p->name, nick, user, host);

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

      if (source_p == target_p || IsOper(target_p) || IsCaptured(target_p))
        continue;

      if (match(nick, target_p->name) &&
          match(host, target_p->host) && match(user, target_p->username))
      {
        SetCaptured(target_p);
        ++matches;
      }
    }

    sendto_realops_flags(UMODE_ALL, L_ALL,
                         "Bulk captured %s!%s@%s, %u local match(es)",
                         nick, user, host, matches);
  }
}

/* mo_uncapture
 *      parv[0] = sender prefix
 *      parv[1] = nickname masklist
 */
static void
mo_uncapture(struct Client *client_p, struct Client *source_p,
             int parc, char *parv[])
{
  struct Client *target_p = NULL;
  char nick[NICKLEN + 1];
  char user[USERLEN + 1];
  char host[HOSTLEN + 1];
  dlink_node *ptr = NULL;

  if (MyClient(source_p) && !IsAdmin(source_p))
  {
    sendto_one(source_p, form_str(ERR_NOPRIVS),
               me.name, source_p->name, "CAPTURE");
    return;
  }

  if (EmptyString(parv[1]))
  {
    sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
               me.name, source_p->name);
    return;
  }

  if (strchr(parv[1], '@') == NULL)
  {      
    if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
    {
      if (MyConnect(target_p))
      {
        if (IsCaptured(target_p))
        {
          ClearCaptured(target_p);

          sendto_realops_flags(UMODE_ALL, L_ALL, "Uncaptured %s (%s@%s)",
                               target_p->name, target_p->username,
                               target_p->host);
        }

        sendto_one(source_p, form_str(RPL_ISUNCAPTURED),
                   me.name, source_p->name, target_p->name);
      }
      else if (IsCapable(target_p->from, CAP_ENCAP))
        sendto_one(target_p, ":%s ENCAP %s UNCAPTURE %s",
                   source_p->name, target_p->from->name, target_p->name);
    }
    else
      sendto_one(source_p, form_str(ERR_NOSUCHNICK),
                 me.name, source_p->name, parv[1]);
  }
  else
  {
    unsigned int matches = 0;
    struct split_nuh_item nuh;

    nuh.nuhmask  = parv[1];
    nuh.nickptr  = nick;
    nuh.userptr  = user;
    nuh.hostptr  = host;

    nuh.nicksize = sizeof(nick);
    nuh.usersize = sizeof(user);
    nuh.hostsize = sizeof(host);

    split_nuh(&nuh);

    if (IsClient(client_p))
      sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0,
                    ":%s ENCAP * UNCAPTURE %s!%s@%s",
                    source_p->name, nick, user, host);

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

      if (!IsCaptured(target_p))
        continue;

      if (match(nick, target_p->name) &&
          match(host, target_p->host) && match(user, target_p->username))
      {
        ClearCaptured(target_p);
        ++matches;
      }
    }

    sendto_realops_flags(UMODE_ALL, L_ALL,
                         "Bulk uncaptured %s!%s@%s, %u local match(es)",
                         nick, user, host, matches);
  }
}
Revision:	405
Committed:	Tue Feb 7 19:38:35 2006 UTC (20 years, 6 months ago) by michael
Content type:	text/x-csrc
File size:	7398 byte(s)
Log Message:	- Removed now unused llflags parameter from sendto_server()
#	User	Rev	Content
1	adx	30	/*
2			* ircd-hybrid: an advanced Internet Relay Chat Daemon(ircd).
3			* m_capture.c: Makes a designated client captive
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			#include "common.h"
27			#include "handlers.h"
28			#include "client.h"
29			#include "hash.h"
30			#include "channel.h"
31			#include "channel_mode.h"
32			#include "hash.h"
33			#include "ircd.h"
34			#include "numeric.h"
35			#include "s_conf.h"
36			#include "s_serv.h"
37			#include "send.h"
38			#include "msg.h"
39			#include "parse.h"
40			#include "modules.h"
41	knight	113	#include "parse_aline.h"
42	adx	30
43			static void mo_capture(struct Client , struct Client , int, char *[]);
44			static void mo_uncapture(struct Client , struct Client , int, char *[]);
45
46			struct Message capture_msgtab = {
47			"CAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
48	michael	357	{ m_unregistered, m_ignore, mo_capture, mo_capture, mo_capture, m_ignore }
49	adx	30	};
50
51			struct Message uncapture_msgtab = {
52			"UNCAPTURE", 0, 0, 0, 0, MFLG_SLOW, 0,
53	michael	357	{ m_unregistered, m_ignore, mo_uncapture, mo_uncapture, mo_uncapture, m_ignore }
54	adx	30	};
55
56			#ifndef STATIC_MODULES
57			void
58			_modinit(void)
59			{
60			mod_add_cmd(&capture_msgtab);
61			mod_add_cmd(&uncapture_msgtab);
62			}
63
64			void
65			_moddeinit(void)
66			{
67			mod_del_cmd(&capture_msgtab);
68			mod_del_cmd(&uncapture_msgtab);
69			}
70
71	knight	31	const char *_version = "$Revision$";
72	adx	30	#endif
73
74			/* mo_capture
75			* parv[0] = sender prefix
76			* parv[1] = nickname masklist
77			*/
78			static void
79			mo_capture(struct Client client_p, struct Client source_p,
80			int parc, char *parv[])
81			{
82			struct Client *target_p = NULL;
83	michael	357	char nick[NICKLEN + 1];
84			char user[USERLEN + 1];
85			char host[HOSTLEN + 1];
86	adx	30	dlink_node *ptr = NULL;
87
88	michael	357	if (EmptyString(parv[1]))
89	adx	30	{
90			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
91			me.name, source_p->name);
92			return;
93			}
94
95			/* XXX Add oper flag in future ? */
96
97			if (MyClient(source_p) && !IsAdmin(source_p))
98			{
99			sendto_one(source_p, form_str(ERR_NOPRIVS),
100			me.name, source_p->name, "CAPTURE");
101			return;
102			}
103
104	michael	357	if (strchr(parv[1], '@') == NULL)
105	adx	30	{
106			if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
107			{
108			if (MyConnect(target_p) && source_p != target_p)
109			{
110			if (IsOper(target_p))
111			{
112			sendto_one(source_p, form_str(ERR_NOPRIVS),
113			me.name, source_p->name, "CAPTURE");
114			return;
115			}
116
117			if (!IsCaptured(target_p))
118			{
119			sendto_realops_flags(UMODE_ALL, L_ALL, "Captured %s (%s@%s)",
120			target_p->name, target_p->username,
121			target_p->host);
122			SetCaptured(target_p);
123			}
124
125			sendto_one(source_p, form_str(RPL_ISCAPTURED),
126			me.name, source_p->name, target_p->name);
127			}
128			else if (IsCapable(target_p->from, CAP_ENCAP))
129			sendto_one(target_p, ":%s ENCAP %s CAPTURE %s",
130			source_p->name, target_p->from->name, target_p->name);
131			}
132			else
133			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
134			me.name, source_p->name, parv[1]);
135			}
136			else
137			{
138			unsigned int matches = 0;
139	michael	357	struct split_nuh_item nuh;
140	adx	30
141	michael	357	nuh.nuhmask = parv[1];
142			nuh.nickptr = nick;
143			nuh.userptr = user;
144			nuh.hostptr = host;
145	adx	30
146	michael	357	nuh.nicksize = sizeof(nick);
147			nuh.usersize = sizeof(user);
148			nuh.hostsize = sizeof(host);
149	adx	30
150	michael	357	split_nuh(&nuh);
151
152	adx	30	if (!valid_wild_card(source_p, YES, 3, nick, user, host))
153			return;
154
155			if (IsClient(client_p))
156	michael	405	sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0,
157	adx	30	":%s ENCAP * CAPTURE %s!%s@%s",
158			source_p->name, nick, user, host);
159
160			DLINK_FOREACH(ptr, local_client_list.head)
161			{
162			target_p = ptr->data;
163
164	michael	357	if (source_p == target_p \|\| IsOper(target_p) \|\| IsCaptured(target_p))
165	adx	30	continue;
166
167			if (match(nick, target_p->name) &&
168			match(host, target_p->host) && match(user, target_p->username))
169			{
170			SetCaptured(target_p);
171			++matches;
172			}
173			}
174
175			sendto_realops_flags(UMODE_ALL, L_ALL,
176			"Bulk captured %s!%s@%s, %u local match(es)",
177			nick, user, host, matches);
178			}
179			}
180
181			/* mo_uncapture
182			* parv[0] = sender prefix
183			* parv[1] = nickname masklist
184			*/
185			static void
186			mo_uncapture(struct Client client_p, struct Client source_p,
187			int parc, char *parv[])
188			{
189			struct Client *target_p = NULL;
190	michael	357	char nick[NICKLEN + 1];
191			char user[USERLEN + 1];
192			char host[HOSTLEN + 1];
193	adx	30	dlink_node *ptr = NULL;
194
195			if (MyClient(source_p) && !IsAdmin(source_p))
196			{
197			sendto_one(source_p, form_str(ERR_NOPRIVS),
198			me.name, source_p->name, "CAPTURE");
199			return;
200			}
201
202	michael	357	if (EmptyString(parv[1]))
203	adx	30	{
204			sendto_one(source_p, form_str(ERR_NONICKNAMEGIVEN),
205			me.name, source_p->name);
206			return;
207			}
208
209	michael	357	if (strchr(parv[1], '@') == NULL)
210	adx	30	{
211			if ((target_p = find_client(parv[1])) != NULL && IsClient(target_p))
212			{
213			if (MyConnect(target_p))
214			{
215			if (IsCaptured(target_p))
216			{
217			ClearCaptured(target_p);
218
219			sendto_realops_flags(UMODE_ALL, L_ALL, "Uncaptured %s (%s@%s)",
220			target_p->name, target_p->username,
221			target_p->host);
222			}
223
224			sendto_one(source_p, form_str(RPL_ISUNCAPTURED),
225			me.name, source_p->name, target_p->name);
226			}
227			else if (IsCapable(target_p->from, CAP_ENCAP))
228			sendto_one(target_p, ":%s ENCAP %s UNCAPTURE %s",
229			source_p->name, target_p->from->name, target_p->name);
230			}
231			else
232			sendto_one(source_p, form_str(ERR_NOSUCHNICK),
233			me.name, source_p->name, parv[1]);
234			}
235			else
236			{
237			unsigned int matches = 0;
238	michael	357	struct split_nuh_item nuh;
239	adx	30
240	michael	357	nuh.nuhmask = parv[1];
241			nuh.nickptr = nick;
242			nuh.userptr = user;
243			nuh.hostptr = host;
244	adx	30
245	michael	357	nuh.nicksize = sizeof(nick);
246			nuh.usersize = sizeof(user);
247			nuh.hostsize = sizeof(host);
248	adx	30
249	michael	357	split_nuh(&nuh);
250
251	adx	30	if (IsClient(client_p))
252	michael	405	sendto_server(client_p, NULL, NULL, CAP_ENCAP, 0,
253	adx	30	":%s ENCAP * UNCAPTURE %s!%s@%s",
254			source_p->name, nick, user, host);
255
256			DLINK_FOREACH(ptr, local_client_list.head)
257			{
258			target_p = ptr->data;
259
260			if (!IsCaptured(target_p))
261			continue;
262
263			if (match(nick, target_p->name) &&
264			match(host, target_p->host) && match(user, target_p->username))
265			{
266			ClearCaptured(target_p);
267			++matches;
268			}
269			}
270
271			sendto_realops_flags(UMODE_ALL, L_ALL,
272			"Bulk uncaptured %s!%s@%s, %u local match(es)",
273			nick, user, host, matches);
274			}
275			}