modules/core/m_error.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 1997-2018 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_error.c
 * \brief Includes required functions for processing the ERROR command.
 * \version $Id$
 */

#include "stdinc.h"
#include "client.h"
#include "ircd.h"
#include "send.h"
#include "modules.h"
#include "log.h"
#include "parse.h"
#include "irc_string.h"


/*! \brief ERROR 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] = error message
 */
static int
mr_error(struct Client *source_p, int parc, char *parv[])
{
  const char *message = (parc > 1 && !EmptyString(parv[1])) ? parv[1] : "<>";

  assert(MyConnect(source_p));

  if (!IsHandshake(source_p) && !IsConnecting(source_p))
    return 0;

  ilog(LOG_TYPE_IRCD, "Received ERROR message from %s: %s",
       source_p->name, message);

  sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
                       "ERROR :from %s -- %s",
                       client_get_name(source_p, HIDE_IP), message);
  sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE,
                       "ERROR :from %s -- %s",
                       client_get_name(source_p, MASK_IP), message);
  return 0;
}

/*! \brief ERROR 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] = error message
 */
static int
ms_error(struct Client *source_p, int parc, char *parv[])
{
  const char *message = (parc > 1 && !EmptyString(parv[1])) ? parv[1] : "<>";

  ilog(LOG_TYPE_IRCD, "Received ERROR message from %s: %s",
       source_p->name, message);

  if (MyConnect(source_p))
    sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
                         "ERROR :from %s -- %s",
                         client_get_name(source_p->from, MASK_IP), message);
  else
    sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
                         "ERROR :from %s via %s -- %s",
                         source_p->name,
                         client_get_name(source_p->from, MASK_IP), message);
  return 0;
}

static struct Message error_msgtab =
{
  .cmd = "ERROR",
  .args_max = MAXPARA,
  .handlers[UNREGISTERED_HANDLER] = mr_error,
  .handlers[CLIENT_HANDLER] = m_ignore,
  .handlers[SERVER_HANDLER] = ms_error,
  .handlers[ENCAP_HANDLER] = m_ignore,
  .handlers[OPER_HANDLER] = m_ignore
};

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

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

struct module module_entry =
{
  .version = "$Revision$",
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = MODULE_FLAG_CORE
};
Revision:	8280
Committed:	Tue Feb 20 19:30:33 2018 UTC (6 years, 1 month ago) by michael
Content type:	text/x-csrc
File size:	4115 byte(s)
Log Message:	- Update copyright years
#	User	Rev	Content
1	michael	947	/*
2	michael	2820	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	michael	947	*
4	michael	8280	* Copyright (c) 1997-2018 ircd-hybrid development team
5	michael	947	*
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	947	* USA
20			*/
21
22	michael	2820	/*! \file m_error.c
23			* \brief Includes required functions for processing the ERROR command.
24			* \version $Id$
25			*/
26
27	michael	947	#include "stdinc.h"
28			#include "client.h"
29			#include "ircd.h"
30			#include "send.h"
31			#include "modules.h"
32	michael	1309	#include "log.h"
33	michael	1243	#include "parse.h"
34	michael	2008	#include "irc_string.h"
35	michael	947
36
37	michael	7899	/*! \brief ERROR command handler
38	michael	947	*
39	michael	7899	* \param source_p Pointer to allocated Client struct from which the message
40			* originally comes from. This can be a local or remote client.
41			* \param parc Integer holding the number of supplied arguments.
42			* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
43			* pointers.
44			* \note Valid arguments for this command are:
45			* - parv[0] = command
46			* - parv[1] = error message
47	michael	947	*/
48	michael	2820	static int
49	michael	3156	mr_error(struct Client source_p, int parc, char parv[])
50	michael	947	{
51	michael	7899	const char *message = (parc > 1 && !EmptyString(parv[1])) ? parv[1] : "<>";
52	michael	947
53	michael	3156	assert(MyConnect(source_p));
54	michael	947
55	michael	2008	if (!IsHandshake(source_p) && !IsConnecting(source_p))
56	michael	2820	return 0;
57	michael	2008
58	michael	1247	ilog(LOG_TYPE_IRCD, "Received ERROR message from %s: %s",
59	michael	7899	source_p->name, message);
60	michael	947
61	michael	6317	sendto_realops_flags(UMODE_SERVNOTICE, L_ADMIN, SEND_NOTICE,
62	michael	3156	"ERROR :from %s -- %s",
63	michael	7996	client_get_name(source_p, HIDE_IP), message);
64	michael	6317	sendto_realops_flags(UMODE_SERVNOTICE, L_OPER, SEND_NOTICE,
65	michael	3156	"ERROR :from %s -- %s",
66	michael	7996	client_get_name(source_p, MASK_IP), message);
67	michael	2820	return 0;
68	michael	947	}
69
70	michael	7899	/*! \brief ERROR command handler
71			*
72			* \param source_p Pointer to allocated Client struct from which the message
73			* originally comes from. This can be a local or remote client.
74			* \param parc Integer holding the number of supplied arguments.
75			* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
76			* pointers.
77			* \note Valid arguments for this command are:
78			* - parv[0] = command
79			* - parv[1] = error message
80			*/
81	michael	2820	static int
82	michael	3156	ms_error(struct Client source_p, int parc, char parv[])
83	michael	947	{
84	michael	7899	const char *message = (parc > 1 && !EmptyString(parv[1])) ? parv[1] : "<>";
85	michael	947
86	michael	1247	ilog(LOG_TYPE_IRCD, "Received ERROR message from %s: %s",
87	michael	7899	source_p->name, message);
88	michael	947
89	michael	3156	if (MyConnect(source_p))
90	michael	6317	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
91	michael	1618	"ERROR :from %s -- %s",
92	michael	7996	client_get_name(source_p->from, MASK_IP), message);
93	michael	947	else
94	michael	6317	sendto_realops_flags(UMODE_SERVNOTICE, L_ALL, SEND_NOTICE,
95	michael	1618	"ERROR :from %s via %s -- %s",
96	michael	947	source_p->name,
97	michael	7996	client_get_name(source_p->from, MASK_IP), message);
98	michael	2820	return 0;
99	michael	947	}
100	michael	1230
101	michael	2820	static struct Message error_msgtab =
102			{
103	michael	5880	.cmd = "ERROR",
104			.args_max = MAXPARA,
105			.handlers[UNREGISTERED_HANDLER] = mr_error,
106			.handlers[CLIENT_HANDLER] = m_ignore,
107			.handlers[SERVER_HANDLER] = ms_error,
108			.handlers[ENCAP_HANDLER] = m_ignore,
109			.handlers[OPER_HANDLER] = m_ignore
110	michael	1230	};
111
112			static void
113			module_init(void)
114			{
115			mod_add_cmd(&error_msgtab);
116			}
117
118			static void
119			module_exit(void)
120			{
121			mod_del_cmd(&error_msgtab);
122			}
123
124	michael	2820	struct module module_entry =
125			{
126	michael	1230	.version = "$Revision$",
127			.modinit = module_init,
128			.modexit = module_exit,
129			.flags = MODULE_FLAG_CORE
130			};