8.2.x/modules/m_unxline.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 2003-2015 ircd-hybrid development team
 *
 *  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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
 *  USA
 */

/*! \file m_unxline.c
 * \brief Includes required functions for processing the UNXLINE command.
 * \version $Id$
 */

#include "stdinc.h"
#include "list.h"
#include "client.h"
#include "irc_string.h"
#include "ircd.h"
#include "conf.h"
#include "numeric.h"
#include "log.h"
#include "send.h"
#include "server.h"
#include "parse.h"
#include "modules.h"
#include "memory.h"


/* static int remove_tkline_match(const char *host, const char *user)
 *
 * Inputs:      gecos
 * Output:      returns YES on success, NO if no tkline removed.
 * Side effects: Any matching tklines are removed.
 */
static int
xline_remove(const char *gecos)
{
  dlink_node *node = NULL;

  DLINK_FOREACH(node, xconf_items.head)
  {
    struct MaskItem *conf = node->data;

    if (!IsConfDatabase(conf))
      continue;

    if (!irccmp(gecos, conf->name))
    {
      conf_free(conf);
      return 1;
    }
  }

  return 0;
}

static void
xline_remove_and_notify(struct Client *source_p, const char *gecos)
{
  if (xline_remove(gecos))
  {
    if (IsClient(source_p))
      sendto_one_notice(source_p, &me, ":X-Line for [%s] is removed", gecos);

    sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
                         "%s has removed the X-Line for: [%s]",
                         get_oper_name(source_p), gecos);
    ilog(LOG_TYPE_XLINE, "%s removed X-Line for [%s]",
         get_oper_name(source_p), gecos);
  }
  else if (IsClient(source_p))
    sendto_one_notice(source_p, &me, ":No X-Line for %s", gecos);
}

/*! \brief UNXLINE command handler
 *
 * \param source_p Pointer to allocated Client struct from which the message
 *                 originally comes from.  This can be a local or remote client.
 * \param parc     Integer holding the number of supplied arguments.
 * \param parv     Argument vector where parv[0] .. parv[parc-1] are non-NULL
 *                 pointers.
 * \note Valid arguments for this command are:
 *      - parv[0] = command
 *      - parv[1] = gecos
 *      - parv[2] = "ON"
 *      - parv[3] = target server
 */
static int
mo_unxline(struct Client *source_p, int parc, char *parv[])
{
  char *gecos = NULL;
  char *target_server = NULL;

  if (!HasOFlag(source_p, OPER_FLAG_UNXLINE))
  {
    sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "unxline");
    return 0;
  }

  if (!parse_aline("UNXLINE", source_p, parc, parv, 0, &gecos,
                   NULL, NULL, &target_server, NULL))
    return 0;

  if (target_server)
  {
    sendto_match_servs(source_p, target_server, CAP_CLUSTER,
                       "UNXLINE %s %s", target_server, gecos);

    /* Allow ON to apply local unxline as well if it matches */
    if (match(target_server, me.name))
      return 0;
  }
  else
    cluster_a_line(source_p, "UNXLINE", CAP_CLUSTER, SHARED_UNXLINE, "%s", gecos);

  xline_remove_and_notify(source_p, gecos);
  return 0;
}

/*! \brief UNXLINE command handler
 *
 * \param source_p Pointer to allocated Client struct from which the message
 *                 originally comes from.  This can be a local or remote client.
 * \param parc     Integer holding the number of supplied arguments.
 * \param parv     Argument vector where parv[0] .. parv[parc-1] are non-NULL
 *                 pointers.
 * \note Valid arguments for this command are:
 *      - parv[0] = command
 *      - parv[1] = target server
 *      - parv[2] = gecos
 */
static int
ms_unxline(struct Client *source_p, int parc, char *parv[])
{
  if (parc != 3 || EmptyString(parv[2]))
    return 0;

  sendto_match_servs(source_p, parv[1], CAP_CLUSTER, "UNXLINE %s %s",
                     parv[1], parv[2]);

  if (match(parv[1], me.name))
    return 0;

  if (HasFlag(source_p, FLAGS_SERVICE) ||
      find_matching_name_conf(CONF_ULINE, source_p->servptr->name,
                              source_p->username, source_p->host,
                              SHARED_UNXLINE))
    xline_remove_and_notify(source_p, parv[2]);
  return 0;
}

static struct Message unxline_msgtab =
{
  .cmd = "UNXLINE",
  .args_min = 2,
  .args_max = MAXPARA,
  .handlers[UNREGISTERED_HANDLER] = m_unregistered,
  .handlers[CLIENT_HANDLER] = m_not_oper,
  .handlers[SERVER_HANDLER] = ms_unxline,
  .handlers[ENCAP_HANDLER] = m_ignore,
  .handlers[OPER_HANDLER] = mo_unxline
};

static void
module_init(void)
{
  mod_add_cmd(&unxline_msgtab);
}

static void
module_exit(void)
{
  mod_del_cmd(&unxline_msgtab);
}

struct module module_entry =
{
  .version = "$Revision$",
  .modinit = module_init,
  .modexit = module_exit,
};
Revision:	6317
Committed:	Wed Aug 5 16:03:09 2015 UTC (10 years ago) by michael
Content type:	text/x-csrc
File size:	5383 byte(s)
Log Message:	- Get rid of UMODE_ALL
#	User	Rev	Content
1	michael	3352	/*
2			* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3			*
4	michael	5346	* Copyright (c) 2003-2015 ircd-hybrid development team
5	michael	3352	*
6			* This program is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* This program is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with this program; if not, write to the Free Software
18	michael	4564	* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
19	michael	3352	* USA
20			*/
21
22			/*! \file m_unxline.c
23			* \brief Includes required functions for processing the UNXLINE command.
24	michael	3353	* \version $Id$
25	michael	3352	*/
26
27			#include "stdinc.h"
28			#include "list.h"
29			#include "client.h"
30			#include "irc_string.h"
31			#include "ircd.h"
32			#include "conf.h"
33			#include "numeric.h"
34			#include "log.h"
35			#include "send.h"
36			#include "server.h"
37			#include "parse.h"
38			#include "modules.h"
39			#include "memory.h"
40
41
42			/* static int remove_tkline_match(const char host, const char user)
43			*
44			* Inputs: gecos
45			* Output: returns YES on success, NO if no tkline removed.
46			* Side effects: Any matching tklines are removed.
47			*/
48			static int
49	michael	5834	xline_remove(const char *gecos)
50	michael	3352	{
51	michael	4816	dlink_node *node = NULL;
52	michael	3352
53	michael	4816	DLINK_FOREACH(node, xconf_items.head)
54	michael	3352	{
55	michael	4816	struct MaskItem *conf = node->data;
56	michael	3352
57			if (!IsConfDatabase(conf))
58			continue;
59
60			if (!irccmp(gecos, conf->name))
61			{
62			conf_free(conf);
63			return 1;
64			}
65			}
66
67			return 0;
68			}
69
70			static void
71	michael	5834	xline_remove_and_notify(struct Client source_p, const char gecos)
72	michael	3352	{
73	michael	5834	if (xline_remove(gecos))
74	michael	3352	{
75	michael	4645	if (IsClient(source_p))
76			sendto_one_notice(source_p, &me, ":X-Line for [%s] is removed", gecos);
77	michael	4889
78	michael	6317	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
79	michael	3352	"%s has removed the X-Line for: [%s]",
80			get_oper_name(source_p), gecos);
81			ilog(LOG_TYPE_XLINE, "%s removed X-Line for [%s]",
82			get_oper_name(source_p), gecos);
83			}
84	michael	4645	else if (IsClient(source_p))
85	michael	3352	sendto_one_notice(source_p, &me, ":No X-Line for %s", gecos);
86			}
87
88	michael	3363	/*! \brief UNXLINE command handler
89	michael	3352	*
90	michael	3363	* \param source_p Pointer to allocated Client struct from which the message
91			* originally comes from. This can be a local or remote client.
92			* \param parc Integer holding the number of supplied arguments.
93			* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
94			* pointers.
95			* \note Valid arguments for this command are:
96			* - parv[0] = command
97	michael	3365	* - parv[1] = gecos
98	michael	3363	* - parv[2] = "ON"
99			* - parv[3] = target server
100	michael	3352	*/
101			static int
102			mo_unxline(struct Client source_p, int parc, char parv[])
103			{
104			char *gecos = NULL;
105			char *target_server = NULL;
106
107			if (!HasOFlag(source_p, OPER_FLAG_UNXLINE))
108			{
109			sendto_one_numeric(source_p, &me, ERR_NOPRIVS, "unxline");
110			return 0;
111			}
112
113	michael	5775	if (!parse_aline("UNXLINE", source_p, parc, parv, 0, &gecos,
114			NULL, NULL, &target_server, NULL))
115	michael	3352	return 0;
116
117	michael	3368	if (target_server)
118	michael	3352	{
119			sendto_match_servs(source_p, target_server, CAP_CLUSTER,
120			"UNXLINE %s %s", target_server, gecos);
121
122			/* Allow ON to apply local unxline as well if it matches */
123			if (match(target_server, me.name))
124			return 0;
125			}
126			else
127	michael	4645	cluster_a_line(source_p, "UNXLINE", CAP_CLUSTER, SHARED_UNXLINE, "%s", gecos);
128	michael	3352
129	michael	5834	xline_remove_and_notify(source_p, gecos);
130	michael	3352	return 0;
131			}
132
133	michael	3363	/*! \brief UNXLINE command handler
134	michael	3352	*
135	michael	3363	* \param source_p Pointer to allocated Client struct from which the message
136			* originally comes from. This can be a local or remote client.
137			* \param parc Integer holding the number of supplied arguments.
138			* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
139			* pointers.
140			* \note Valid arguments for this command are:
141			* - parv[0] = command
142			* - parv[1] = target server
143	michael	3791	* - parv[2] = gecos
144	michael	3352	*/
145			static int
146			ms_unxline(struct Client source_p, int parc, char parv[])
147			{
148	michael	4645	if (parc != 3 \|\| EmptyString(parv[2]))
149	michael	3352	return 0;
150
151	michael	3368	sendto_match_servs(source_p, parv[1], CAP_CLUSTER, "UNXLINE %s %s",
152			parv[1], parv[2]);
153	michael	3352
154			if (match(parv[1], me.name))
155			return 0;
156
157	michael	3368	if (HasFlag(source_p, FLAGS_SERVICE) \|\|
158			find_matching_name_conf(CONF_ULINE, source_p->servptr->name,
159	michael	3352	source_p->username, source_p->host,
160			SHARED_UNXLINE))
161	michael	5834	xline_remove_and_notify(source_p, parv[2]);
162	michael	3352	return 0;
163			}
164
165			static struct Message unxline_msgtab =
166			{
167	michael	5880	.cmd = "UNXLINE",
168			.args_min = 2,
169			.args_max = MAXPARA,
170			.handlers[UNREGISTERED_HANDLER] = m_unregistered,
171			.handlers[CLIENT_HANDLER] = m_not_oper,
172			.handlers[SERVER_HANDLER] = ms_unxline,
173			.handlers[ENCAP_HANDLER] = m_ignore,
174			.handlers[OPER_HANDLER] = mo_unxline
175	michael	3352	};
176
177			static void
178			module_init(void)
179			{
180			mod_add_cmd(&unxline_msgtab);
181			}
182
183			static void
184			module_exit(void)
185			{
186			mod_del_cmd(&unxline_msgtab);
187			}
188
189			struct module module_entry =
190			{
191	michael	3353	.version = "$Revision$",
192	michael	3352	.modinit = module_init,
193			.modexit = module_exit,
194			};