8.2.x/modules/m_info.c

/*
 *  ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
 *
 *  Copyright (c) 1997-2014 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307
 *  USA
 */

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

#include "stdinc.h"
#include "list.h"
#include "client.h"
#include "ircd.h"
#include "numeric.h"
#include "misc.h"
#include "server.h"
#include "send.h"
#include "conf.h"
#include "parse.h"
#include "modules.h"


/* Types for output_type in InfoStruct */
enum
{
  OUTPUT_STRING     = 1 << 0,  /* Output option as %s w/ dereference  */
  OUTPUT_STRING_PTR = 1 << 1,  /* Output option as %s w/out deference */
  OUTPUT_DECIMAL    = 1 << 2,  /* Output option as decimal (%d) */
  OUTPUT_BOOLEAN    = 1 << 3,  /* Output option as "ON" or "OFF" */
  OUTPUT_BOOLEAN_YN = 1 << 4,  /* Output option as "YES" or "NO" */
  OUTPUT_BOOLEAN2   = 1 << 5   /* Output option as "YES/NO/MASKED" */
};

/*
 * jdc -- Structure for our configuration value table
 */
struct InfoStruct
{
  const char *name;  /* Displayed variable name */
  const unsigned int output_type;  /* Type of output. See enum above */
  const void *option;  /* Pointer reference to the value */
  const char *desc;  /* ASCII description of the variable */
};

static const struct InfoStruct info_table[] =
{
  /* --[  START OF TABLE  ]-------------------------------------------- */

  {
    "DPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.dpath,
    "Root directory of installation"
  },
  {
    "SPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.spath,
    "Path to server executable"
  },
  {
    "MPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.mpath,
    "Path to main motd (Message of the Day) file"
  },
  {
    "CPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.configfile,
    "Path to main configuration file"
  },
  {
    "DLPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.dlinefile,
    "Path to D-line database file"
  },
  {
    "KPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.klinefile,
    "Path to K-line database file"
  },
  {
    "GPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.glinefile,
    "Path to G-line database file"
  },
  {
    "XPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.xlinefile,
    "Path to X-line database file"
  },
  {
    "RESVPATH",
    OUTPUT_STRING,
    &ConfigFileEntry.resvfile,
    "Path to resv database file"
  },
  {
    "network_name",
    OUTPUT_STRING,
    &ServerInfo.network_name,
    "Network name"
  },
  {
    "network_desc",
    OUTPUT_STRING,
    &ServerInfo.network_desc,
    "Network description"
  },
  {
    "hub",
    OUTPUT_BOOLEAN_YN,
    &ServerInfo.hub,
    "Server is a hub"
  },
  {
    "max_clients",
    OUTPUT_DECIMAL,
    &ServerInfo.max_clients,
    "Maximum number of clients permitted simultaneously on this server"
  },
  {
    "max_nick_length",
    OUTPUT_DECIMAL,
    &ServerInfo.max_nick_length,
    "Maximum nickname length"
  },
  {
    "max_topic_length",
    OUTPUT_DECIMAL,
    &ServerInfo.max_topic_length,
    "Maximum topic length"
  },
  {
    "use_logging",
    OUTPUT_BOOLEAN_YN,
    &ConfigLoggingEntry.use_logging,
    "Enable logging"
  },
  {
    "disable_fake_channels",
    OUTPUT_BOOLEAN_YN,
    &ConfigChannel.disable_fake_channels,
    "Forbids channels with special ASCII characters in their name"
  },
  {
    "invite_client_count",
    OUTPUT_DECIMAL,
    &ConfigChannel.invite_client_count,
    "How many INVITE attempts are permitted in invite_client_time"
  },

  {
    "invite_client_time",
    OUTPUT_DECIMAL,
    &ConfigChannel.invite_client_time,
    "How many invite_client_count invites are allowed in this time"
  },
  {
    "knock_client_count",
    OUTPUT_DECIMAL,
    &ConfigChannel.knock_client_count,
    "How many KNOCK attempts are permitted in knock_client_time"
  },
  {
    "knock_client_time",
    OUTPUT_DECIMAL,
    &ConfigChannel.knock_client_time,
    "How many knock_client_count knocks are allowed in this time"
  },
  {
    "knock_delay_channel",
    OUTPUT_DECIMAL,
    &ConfigChannel.knock_delay_channel,
    "Delay between KNOCK attempts to a channel"
  },
  {
    "max_channels",
    OUTPUT_DECIMAL,
    &ConfigChannel.max_channels,
    "Maximum number of channels a user can join"
  },
  {
    "max_bans",
    OUTPUT_DECIMAL,
    &ConfigChannel.max_bans,
    "Total +b/e/I modes allowed in a channel"
  },
  {
    "default_split_user_count",
    OUTPUT_DECIMAL,
    &ConfigChannel.default_split_user_count,
    "Startup value of SPLITUSERS"
  },
  {
    "default_split_server_count",
    OUTPUT_DECIMAL,
    &ConfigChannel.default_split_server_count,
    "Startup value of SPLITNUM"
  },
  {
    "no_create_on_split",
    OUTPUT_BOOLEAN_YN,
    &ConfigChannel.no_create_on_split,
    "Disallow creation of channels when split"
  },
  {
    "no_join_on_split",
    OUTPUT_BOOLEAN_YN,
    &ConfigChannel.no_join_on_split,
    "Disallow joining channels when split"
  },
  {
    "flatten_links",
    OUTPUT_BOOLEAN_YN,
    &ConfigServerHide.flatten_links,
    "Flatten /links list"
  },
  {
    "links_delay",
    OUTPUT_DECIMAL,
    &ConfigServerHide.links_delay,
    "Links rehash delay"
  },
  {
    "hidden",
    OUTPUT_BOOLEAN_YN,
    &ConfigServerHide.hidden,
    "Hide this server from a flattened /links on remote servers"
  },
  {
    "hide_servers",
    OUTPUT_BOOLEAN_YN,
    &ConfigServerHide.hide_servers,
    "Hide servernames from users"
  },
  {
    "hide_services",
    OUTPUT_BOOLEAN_YN,
    &ConfigServerHide.hide_services,
    "Hides the location of services server"
  },
  {
    "hidden_name",
    OUTPUT_STRING,
    &ConfigServerHide.hidden_name,
    "Server name users see if hide_servers = yes"
  },
  {
    "hide_server_ips",
    OUTPUT_BOOLEAN_YN,
    &ConfigServerHide.hide_server_ips,
    "Prevent people from seeing server IP addresses"
  },
  {
    "away_count",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.away_count,
    "How many AWAY attempts are permitted in away_time"
  },
  {
    "away_time",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.away_time,
    "How many away_count aways are allowed in this time"
  },
  {
    "gline_min_cidr",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.gline_min_cidr,
    "Minimum required length of a CIDR bitmask for IPv4 G-Lines"
  },
  {
    "gline_min_cidr6",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.gline_min_cidr6,
    "Minimum required length of a CIDR bitmask for IPv6 G-Lines"
  },
  {
    "invisible_on_connect",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.invisible_on_connect,
    "Automatically set mode +i on connecting users"
  },
  {
    "kill_chase_time_limit",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.kill_chase_time_limit,
    "Nick Change Tracker for KILL"
  },
  {
    "hide_spoof_ips",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.hide_spoof_ips,
    "Hide spoofed IP addresses"
  },
  {
    "ignore_bogus_ts",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.ignore_bogus_ts,
    "Ignore bogus timestamps from other servers"
  },
  {
    "cycle_on_host_change",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.cycle_on_host_change,
    "Send a fake QUIT/JOIN combination on host change"
  },
  {
    "disable_auth",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.disable_auth,
    "Completely disable ident lookups"
  },
  {
    "disable_remote_commands",
    OUTPUT_BOOLEAN_YN,
    &ConfigServerHide.disable_remote_commands,
    "Prevent users issuing commands on remote servers"
  },
  {
    "tkline_expire_notices",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.tkline_expire_notices,
    "Show temporary kline/xline expire notices"
  },
  {
    "default_floodcount",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.default_floodcount,
    "Startup value of FLOODCOUNT"
  },
  {
    "failed_oper_notice",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.failed_oper_notice,
    "Inform opers if someone tries to /oper with the wrong password"
  },
  {
    "dots_in_ident",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.dots_in_ident,
    "Number of permissable dots in an ident"
  },
  {
    "min_nonwildcard",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.min_nonwildcard,
    "Minimum non-wildcard chars in K/G lines"
  },
  {
    "min_nonwildcard_simple",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.min_nonwildcard_simple,
    "Minimum non-wildcards in gecos bans"
  },
  {
    "max_accept",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.max_accept,
    "Maximum nicknames on accept list"
  },
  {
    "anti_nick_flood",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.anti_nick_flood,
    "NICK flood protection"
  },
  {
    "max_nick_time",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.max_nick_time,
    "NICK flood protection time interval"
  },
  {
    "max_nick_changes",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.max_nick_changes,
    "NICK change threshhold setting"
  },
  {
    "anti_spam_exit_message_time",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.anti_spam_exit_message_time,
    "Duration a client must be connected for to have an exit message"
  },
  {
    "ts_warn_delta",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.ts_warn_delta,
    "Maximum permitted TS delta before displaying a warning"
  },
  {
    "ts_max_delta",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.ts_max_delta,
    "Maximum permitted TS delta from another server"
  },
  {
    "warn_no_connect_block",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.warn_no_connect_block,
    "Display warning if connecting server lacks a connect{} block"
  },
  {
    "stats_e_disabled",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.stats_e_disabled,
    "Whether or not STATS e is disabled"
  },
  {
    "stats_o_oper_only",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.stats_o_oper_only,
    "STATS O output is only shown to operators"
  },
  {
    "stats_P_oper_only",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.stats_P_oper_only,
    "STATS P is only shown to operators"
  },
  {
    "stats_u_oper_only",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.stats_u_oper_only,
    "STATS u is only shown to operators"
  },
  {
    "stats_i_oper_only",
    OUTPUT_BOOLEAN2,
    &ConfigFileEntry.stats_i_oper_only,
    "STATS I output is only shown to operators"
  },
  {
    "stats_k_oper_only",
    OUTPUT_BOOLEAN2,
    &ConfigFileEntry.stats_k_oper_only,
    "STATS K output is only shown to operators"
  },
  {
    "caller_id_wait",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.caller_id_wait,
    "Minimum delay between notifying UMODE +g users of messages"
  },
  {
    "opers_bypass_callerid",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.opers_bypass_callerid,
    "Allows IRC operators to message users who are +g (callerid)"
  },
  {
    "pace_wait_simple",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.pace_wait_simple,
    "Minimum delay between less intensive commands"
  },
  {
    "pace_wait",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.pace_wait,
    "Minimum delay between uses of certain commands"
  },
  {
    "short_motd",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.short_motd,
    "Do not show MOTD; only tell clients they should read it"
  },
  {
    "ping_cookie",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.ping_cookie,
    "Require ping cookies to connect"
  },
  {
    "no_oper_flood",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.no_oper_flood,
    "Reduce flood control for operators"
  },
  {
    "true_no_oper_flood",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.true_no_oper_flood,
    "Completely disable flood control for operators"
  },
  {
    "oper_pass_resv",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.oper_pass_resv,
    "Opers can over-ride RESVs"
  },
  {
    "max_targets",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.max_targets,
    "The maximum number of PRIVMSG/NOTICE targets"
  },
  {
    "throttle_count",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.throttle_count,
    "Number of connects in throttle_time before connections are blocked"
  },
  {
    "throttle_time",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.throttle_time,
    "Minimum time between client reconnects"
  },
  {
    "gline_enable",
    OUTPUT_BOOLEAN_YN,
    &ConfigFileEntry.glines,
    "G-line (network-wide K-line) support"
  },
  {
    "gline_duration",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.gline_time,
    "Expiry time for G-lines"
  },
  {
    "gline_request_duration",
    OUTPUT_DECIMAL,
    &ConfigFileEntry.gline_request_time,
    "Expiry time for pending G-lines"
  },

  /* --[  END OF TABLE  ]---------------------------------------------- */
  {
    NULL,
    0,
    NULL,
    0
  }
};

/* send_birthdate_online_time()
 *
 * inputs       - client pointer to send to
 * output       - NONE
 * side effects - birthdate and online time are sent
 */
static void
send_birthdate_online_time(struct Client *source_p)
{
  sendto_one_numeric(source_p, &me, RPL_INFO|SND_EXPLICIT,
                     ":On-line since %s",
                     myctime(me.localClient->firsttime));
}

/* send_conf_options()
 *
 * inputs       - client pointer to send to
 * output       - NONE
 * side effects - send config options to client
 */
static void
send_conf_options(struct Client *source_p)
{
  /*
   * Parse the info_table[] and do the magic.
   */
  for (const struct InfoStruct *iptr = info_table; iptr->name; ++iptr)
  {
    switch (iptr->output_type)
    {
      /* For "char *" references */
      case OUTPUT_STRING:
      {
        const char *option = *((const char *const *)iptr->option);

        sendto_one_numeric(source_p, &me, RPL_INFO|SND_EXPLICIT,
                           ":%-30s %-5s [%-30s]",
                           iptr->name, option ? option : "NONE",
                           iptr->desc ? iptr->desc : "<none>");
        break;
      }

      /* For "char foo[]" references */
      case OUTPUT_STRING_PTR:
      {
        const char *option = iptr->option;

        sendto_one_numeric(source_p, &me, RPL_INFO|SND_EXPLICIT,
                           ":%-30s %-5s [%-30s]",
                           iptr->name, option ? option : "NONE",
                           iptr->desc ? iptr->desc : "<none>");
        break;
      }

      /* Output info_table[i].option as a decimal value. */
      case OUTPUT_DECIMAL:
      {
        const int option = *((const int *const)iptr->option);

        sendto_one_numeric(source_p, &me, RPL_INFO|SND_EXPLICIT,
                           ":%-30s %-5d [%-30s]",
                           iptr->name, option, iptr->desc ? iptr->desc : "<none>");
        break;
      }

      /* Output info_table[i].option as "ON" or "OFF" */
      case OUTPUT_BOOLEAN:
      {
        const int option = *((const int *const)iptr->option);

        sendto_one_numeric(source_p, &me, RPL_INFO|SND_EXPLICIT,
                           ":%-30s %-5s [%-30s]",
                           iptr->name, option ? "ON" : "OFF",
                           iptr->desc ? iptr->desc : "<none>");

        break;
      }

      /* Output info_table[i].option as "YES" or "NO" */
      case OUTPUT_BOOLEAN_YN:
      {
        const int option = *((const int *const)iptr->option);

        sendto_one_numeric(source_p, &me, RPL_INFO|SND_EXPLICIT,
                           ":%-30s %-5s [%-30s]",
                           iptr->name, option ? "YES" : "NO",
                           iptr->desc ? iptr->desc : "<none>");
        break;
      }

      case OUTPUT_BOOLEAN2:
      {
        const int option = *((const int *const)iptr->option);

        sendto_one_numeric(source_p, &me, RPL_INFO|SND_EXPLICIT,
                           ":%-30s %-5s [%-30s]",
                           iptr->name, option ? ((option == 1) ? "MASK" : "YES") : "NO",
                           iptr->desc ? iptr->desc : "<none>");
        break;
      }
    }
  }

  sendto_one_numeric(source_p, &me, RPL_INFO, "");
}

/* send_info_text()
 *
 * inputs       - client pointer to send info text to
 * output       - NONE
 * side effects - info text is sent to client
 */
static void
send_info_text(struct Client *source_p)
{
  sendto_realops_flags(UMODE_SPY, L_ALL, SEND_NOTICE,
                       "INFO requested by %s (%s@%s) [%s]",
                       source_p->name, source_p->username,
                       source_p->host, source_p->servptr->name);

  for (const char **text = infotext; *text; ++text)
  {
    const char *line = *text;

    if (*line == '\0')
      line = " ";

    sendto_one_numeric(source_p, &me, RPL_INFO, line);
  }

  if (HasUMode(source_p, UMODE_OPER))
    send_conf_options(source_p);

  send_birthdate_online_time(source_p);

  sendto_one_numeric(source_p, &me, RPL_ENDOFINFO);
}

/*! \brief INFO 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] = nickname/servername
 */
static int
m_info(struct Client *source_p, int parc, char *parv[])
{
  static time_t last_used = 0;

  if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
  {
    sendto_one_numeric(source_p, &me, RPL_LOAD2HI);
    return 0;
  }

  last_used = CurrentTime;

  if (!ConfigServerHide.disable_remote_commands)
    if (hunt_server(source_p, ":%s INFO :%s", 1,
                    parc, parv) != HUNTED_ISME)
      return 0;

  send_info_text(source_p);
  return 0;
}

/*! \brief INFO 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] = nickname/servername
 */
static int
ms_info(struct Client *source_p, int parc, char *parv[])
{
  if (hunt_server(source_p, ":%s INFO :%s", 1,
                  parc, parv) != HUNTED_ISME)
    return 0;

  send_info_text(source_p);
  return 0;
}

static struct Message info_msgtab =
{
  "INFO", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
  { m_unregistered, m_info, ms_info, m_ignore, ms_info, m_ignore }
};

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

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

struct module module_entry =
{
  .node    = { NULL, NULL, NULL },
  .name    = NULL,
  .version = "$Revision$",
  .handle  = NULL,
  .modinit = module_init,
  .modexit = module_exit,
  .flags   = 0
};
Revision:	4314
Committed:	Thu Jul 31 18:53:31 2014 UTC (11 years ago) by michael
Content type:	text/x-csrc
File size:	19328 byte(s)
Log Message:	- Improved AWAY throttling to allow for better fine-tuning
#	User	Rev	Content
1	adx	30	/*
2	michael	2820	* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
3	adx	30	*
4	michael	2820	* Copyright (c) 1997-2014 ircd-hybrid development team
5	adx	30	*
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			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
19			* USA
20			*/
21
22	michael	2820	/*! \file m_info.c
23			* \brief Includes required functions for processing the INFO command.
24			* \version $Id$
25			*/
26
27	adx	30	#include "stdinc.h"
28	michael	1011	#include "list.h"
29	adx	30	#include "client.h"
30			#include "ircd.h"
31			#include "numeric.h"
32	michael	3347	#include "misc.h"
33			#include "server.h"
34	adx	30	#include "send.h"
35	michael	1309	#include "conf.h"
36	adx	30	#include "parse.h"
37			#include "modules.h"
38
39	michael	1230
40	michael	3743	/* Types for output_type in InfoStruct */
41			enum
42			{
43			OUTPUT_STRING = 1 << 0, /* Output option as %s w/ dereference */
44			OUTPUT_STRING_PTR = 1 << 1, /* Output option as %s w/out deference */
45			OUTPUT_DECIMAL = 1 << 2, /* Output option as decimal (%d) */
46			OUTPUT_BOOLEAN = 1 << 3, /* Output option as "ON" or "OFF" */
47			OUTPUT_BOOLEAN_YN = 1 << 4, /* Output option as "YES" or "NO" */
48			OUTPUT_BOOLEAN2 = 1 << 5 /* Output option as "YES/NO/MASKED" */
49			};
50
51	adx	30	/*
52			* jdc -- Structure for our configuration value table
53			*/
54			struct InfoStruct
55			{
56	michael	3743	const char name; / Displayed variable name */
57			const unsigned int output_type; /* Type of output. See enum above */
58			const void option; / Pointer reference to the value */
59			const char desc; / ASCII description of the variable */
60	adx	30	};
61
62			static const struct InfoStruct info_table[] =
63			{
64			/* --[ START OF TABLE ]-------------------------------------------- */
65	michael	1318
66	adx	30	{
67	michael	3236	"DPATH",
68			OUTPUT_STRING,
69			&ConfigFileEntry.dpath,
70			"Root directory of installation"
71			},
72			{
73	michael	3239	"SPATH",
74			OUTPUT_STRING,
75			&ConfigFileEntry.spath,
76			"Path to server executable"
77			},
78			{
79			"MPATH",
80			OUTPUT_STRING,
81			&ConfigFileEntry.mpath,
82			"Path to main motd (Message of the Day) file"
83			},
84			{
85	michael	1318	"CPATH",
86			OUTPUT_STRING,
87			&ConfigFileEntry.configfile,
88	michael	1702	"Path to main configuration file"
89	michael	1318	},
90			{
91			"DLPATH",
92			OUTPUT_STRING,
93			&ConfigFileEntry.dlinefile,
94	michael	1702	"Path to D-line database file"
95	michael	1318	},
96			{
97			"KPATH",
98			OUTPUT_STRING,
99			&ConfigFileEntry.klinefile,
100	michael	1702	"Path to K-line database file"
101	michael	1318	},
102			{
103	michael	1702	"GPATH",
104			OUTPUT_STRING,
105			&ConfigFileEntry.glinefile,
106			"Path to G-line database file"
107			},
108			{
109			"XPATH",
110			OUTPUT_STRING,
111			&ConfigFileEntry.xlinefile,
112			"Path to X-line database file"
113			},
114			{
115			"RESVPATH",
116			OUTPUT_STRING,
117	michael	1841	&ConfigFileEntry.resvfile,
118	michael	1702	"Path to resv database file"
119			},
120			{
121	adx	30	"network_name",
122			OUTPUT_STRING,
123			&ServerInfo.network_name,
124			"Network name"
125			},
126			{
127			"network_desc",
128			OUTPUT_STRING,
129			&ServerInfo.network_desc,
130			"Network description"
131			},
132			{
133			"hub",
134			OUTPUT_BOOLEAN_YN,
135			&ServerInfo.hub,
136			"Server is a hub"
137			},
138			{
139	michael	1754	"max_clients",
140			OUTPUT_DECIMAL,
141			&ServerInfo.max_clients,
142			"Maximum number of clients permitted simultaneously on this server"
143			},
144			{
145			"max_nick_length",
146			OUTPUT_DECIMAL,
147			&ServerInfo.max_nick_length,
148			"Maximum nickname length"
149			},
150			{
151			"max_topic_length",
152			OUTPUT_DECIMAL,
153			&ServerInfo.max_topic_length,
154			"Maximum topic length"
155			},
156			{
157	adx	30	"use_logging",
158			OUTPUT_BOOLEAN_YN,
159			&ConfigLoggingEntry.use_logging,
160			"Enable logging"
161			},
162			{
163	michael	1767	"disable_fake_channels",
164			OUTPUT_BOOLEAN_YN,
165			&ConfigChannel.disable_fake_channels,
166			"Forbids channels with special ASCII characters in their name"
167			},
168			{
169	michael	3863	"invite_client_count",
170	michael	3765	OUTPUT_DECIMAL,
171	michael	3863	&ConfigChannel.invite_client_count,
172			"How many INVITE attempts are permitted in invite_client_time"
173	michael	3765	},
174	michael	3863
175	michael	3765	{
176	michael	3863	"invite_client_time",
177	michael	3765	OUTPUT_DECIMAL,
178	michael	3863	&ConfigChannel.invite_client_time,
179			"How many invite_client_count invites are allowed in this time"
180	michael	3765	},
181			{
182	michael	3863	"knock_client_count",
183	adx	30	OUTPUT_DECIMAL,
184	michael	3863	&ConfigChannel.knock_client_count,
185			"How many KNOCK attempts are permitted in knock_client_time"
186	adx	30	},
187			{
188	michael	3863	"knock_client_time",
189			OUTPUT_DECIMAL,
190			&ConfigChannel.knock_client_time,
191	michael	4314	"How many knock_client_count knocks are allowed in this time"
192	michael	3863	},
193			{
194	adx	30	"knock_delay_channel",
195			OUTPUT_DECIMAL,
196			&ConfigChannel.knock_delay_channel,
197			"Delay between KNOCK attempts to a channel"
198			},
199			{
200	michael	3934	"max_channels",
201	adx	30	OUTPUT_DECIMAL,
202	michael	3934	&ConfigChannel.max_channels,
203	adx	30	"Maximum number of channels a user can join"
204			},
205			{
206			"max_bans",
207			OUTPUT_DECIMAL,
208			&ConfigChannel.max_bans,
209			"Total +b/e/I modes allowed in a channel"
210			},
211			{
212			"default_split_user_count",
213			OUTPUT_DECIMAL,
214			&ConfigChannel.default_split_user_count,
215			"Startup value of SPLITUSERS"
216			},
217			{
218			"default_split_server_count",
219			OUTPUT_DECIMAL,
220			&ConfigChannel.default_split_server_count,
221			"Startup value of SPLITNUM"
222			},
223			{
224			"no_create_on_split",
225			OUTPUT_BOOLEAN_YN,
226			&ConfigChannel.no_create_on_split,
227			"Disallow creation of channels when split"
228			},
229			{
230			"no_join_on_split",
231			OUTPUT_BOOLEAN_YN,
232			&ConfigChannel.no_join_on_split,
233			"Disallow joining channels when split"
234			},
235			{
236			"flatten_links",
237			OUTPUT_BOOLEAN_YN,
238			&ConfigServerHide.flatten_links,
239			"Flatten /links list"
240			},
241			{
242			"links_delay",
243			OUTPUT_DECIMAL,
244			&ConfigServerHide.links_delay,
245			"Links rehash delay"
246			},
247			{
248			"hidden",
249			OUTPUT_BOOLEAN_YN,
250			&ConfigServerHide.hidden,
251			"Hide this server from a flattened /links on remote servers"
252			},
253			{
254			"hide_servers",
255			OUTPUT_BOOLEAN_YN,
256			&ConfigServerHide.hide_servers,
257			"Hide servernames from users"
258			},
259			{
260	michael	1854	"hide_services",
261			OUTPUT_BOOLEAN_YN,
262			&ConfigServerHide.hide_services,
263			"Hides the location of services server"
264			},
265			{
266	adx	30	"hidden_name",
267			OUTPUT_STRING,
268			&ConfigServerHide.hidden_name,
269			"Server name users see if hide_servers = yes"
270			},
271			{
272			"hide_server_ips",
273			OUTPUT_BOOLEAN_YN,
274			&ConfigServerHide.hide_server_ips,
275	michael	1936	"Prevent people from seeing server IP addresses"
276	adx	30	},
277			{
278	michael	4314	"away_count",
279			OUTPUT_DECIMAL,
280			&ConfigFileEntry.away_count,
281			"How many AWAY attempts are permitted in away_time"
282			},
283			{
284			"away_time",
285			OUTPUT_DECIMAL,
286			&ConfigFileEntry.away_time,
287			"How many away_count aways are allowed in this time"
288			},
289			{
290	adx	30	"gline_min_cidr",
291			OUTPUT_DECIMAL,
292			&ConfigFileEntry.gline_min_cidr,
293			"Minimum required length of a CIDR bitmask for IPv4 G-Lines"
294			},
295			{
296			"gline_min_cidr6",
297			OUTPUT_DECIMAL,
298			&ConfigFileEntry.gline_min_cidr6,
299			"Minimum required length of a CIDR bitmask for IPv6 G-Lines"
300			},
301			{
302			"invisible_on_connect",
303			OUTPUT_BOOLEAN_YN,
304			&ConfigFileEntry.invisible_on_connect,
305			"Automatically set mode +i on connecting users"
306			},
307			{
308			"kill_chase_time_limit",
309			OUTPUT_DECIMAL,
310			&ConfigFileEntry.kill_chase_time_limit,
311			"Nick Change Tracker for KILL"
312			},
313			{
314			"hide_spoof_ips",
315			OUTPUT_BOOLEAN_YN,
316			&ConfigFileEntry.hide_spoof_ips,
317	michael	1936	"Hide spoofed IP addresses"
318	adx	30	},
319			{
320			"ignore_bogus_ts",
321			OUTPUT_BOOLEAN_YN,
322			&ConfigFileEntry.ignore_bogus_ts,
323			"Ignore bogus timestamps from other servers"
324			},
325			{
326	michael	2283	"cycle_on_host_change",
327			OUTPUT_BOOLEAN_YN,
328			&ConfigFileEntry.cycle_on_host_change,
329			"Send a fake QUIT/JOIN combination on host change"
330			},
331			{
332	adx	30	"disable_auth",
333			OUTPUT_BOOLEAN_YN,
334			&ConfigFileEntry.disable_auth,
335			"Completely disable ident lookups"
336			},
337			{
338			"disable_remote_commands",
339			OUTPUT_BOOLEAN_YN,
340	michael	2196	&ConfigServerHide.disable_remote_commands,
341	adx	30	"Prevent users issuing commands on remote servers"
342			},
343			{
344			"tkline_expire_notices",
345			OUTPUT_BOOLEAN_YN,
346			&ConfigFileEntry.tkline_expire_notices,
347			"Show temporary kline/xline expire notices"
348			},
349			{
350			"default_floodcount",
351			OUTPUT_DECIMAL,
352			&ConfigFileEntry.default_floodcount,
353			"Startup value of FLOODCOUNT"
354			},
355			{
356			"failed_oper_notice",
357	michael	3546	OUTPUT_BOOLEAN_YN,
358	adx	30	&ConfigFileEntry.failed_oper_notice,
359	michael	1702	"Inform opers if someone tries to /oper with the wrong password"
360	adx	30	},
361			{
362			"dots_in_ident",
363			OUTPUT_DECIMAL,
364			&ConfigFileEntry.dots_in_ident,
365			"Number of permissable dots in an ident"
366			},
367			{
368			"min_nonwildcard",
369			OUTPUT_DECIMAL,
370			&ConfigFileEntry.min_nonwildcard,
371			"Minimum non-wildcard chars in K/G lines"
372			},
373			{
374			"min_nonwildcard_simple",
375			OUTPUT_DECIMAL,
376			&ConfigFileEntry.min_nonwildcard_simple,
377			"Minimum non-wildcards in gecos bans"
378			},
379			{
380			"max_accept",
381			OUTPUT_DECIMAL,
382			&ConfigFileEntry.max_accept,
383			"Maximum nicknames on accept list"
384			},
385			{
386			"anti_nick_flood",
387	michael	3546	OUTPUT_BOOLEAN_YN,
388	adx	30	&ConfigFileEntry.anti_nick_flood,
389			"NICK flood protection"
390			},
391			{
392			"max_nick_time",
393			OUTPUT_DECIMAL,
394			&ConfigFileEntry.max_nick_time,
395			"NICK flood protection time interval"
396			},
397			{
398			"max_nick_changes",
399			OUTPUT_DECIMAL,
400			&ConfigFileEntry.max_nick_changes,
401			"NICK change threshhold setting"
402			},
403			{
404			"anti_spam_exit_message_time",
405			OUTPUT_DECIMAL,
406			&ConfigFileEntry.anti_spam_exit_message_time,
407			"Duration a client must be connected for to have an exit message"
408			},
409			{
410			"ts_warn_delta",
411			OUTPUT_DECIMAL,
412			&ConfigFileEntry.ts_warn_delta,
413			"Maximum permitted TS delta before displaying a warning"
414			},
415			{
416			"ts_max_delta",
417			OUTPUT_DECIMAL,
418			&ConfigFileEntry.ts_max_delta,
419			"Maximum permitted TS delta from another server"
420			},
421			{
422	michael	3474	"warn_no_connect_block",
423	michael	3546	OUTPUT_BOOLEAN_YN,
424	michael	3474	&ConfigFileEntry.warn_no_connect_block,
425			"Display warning if connecting server lacks a connect{} block"
426	adx	30	},
427			{
428	michael	1767	"stats_e_disabled",
429			OUTPUT_BOOLEAN_YN,
430			&ConfigFileEntry.stats_e_disabled,
431			"Whether or not STATS e is disabled"
432			},
433			{
434	adx	30	"stats_o_oper_only",
435			OUTPUT_BOOLEAN_YN,
436			&ConfigFileEntry.stats_o_oper_only,
437			"STATS O output is only shown to operators"
438			},
439			{
440			"stats_P_oper_only",
441			OUTPUT_BOOLEAN_YN,
442			&ConfigFileEntry.stats_P_oper_only,
443			"STATS P is only shown to operators"
444			},
445			{
446	michael	2269	"stats_u_oper_only",
447			OUTPUT_BOOLEAN_YN,
448			&ConfigFileEntry.stats_u_oper_only,
449			"STATS u is only shown to operators"
450			},
451			{
452	adx	30	"stats_i_oper_only",
453			OUTPUT_BOOLEAN2,
454			&ConfigFileEntry.stats_i_oper_only,
455			"STATS I output is only shown to operators"
456			},
457			{
458			"stats_k_oper_only",
459			OUTPUT_BOOLEAN2,
460			&ConfigFileEntry.stats_k_oper_only,
461			"STATS K output is only shown to operators"
462			},
463			{
464			"caller_id_wait",
465			OUTPUT_DECIMAL,
466			&ConfigFileEntry.caller_id_wait,
467			"Minimum delay between notifying UMODE +g users of messages"
468			},
469			{
470			"opers_bypass_callerid",
471			OUTPUT_BOOLEAN_YN,
472			&ConfigFileEntry.opers_bypass_callerid,
473			"Allows IRC operators to message users who are +g (callerid)"
474			},
475			{
476			"pace_wait_simple",
477			OUTPUT_DECIMAL,
478			&ConfigFileEntry.pace_wait_simple,
479			"Minimum delay between less intensive commands"
480			},
481			{
482			"pace_wait",
483			OUTPUT_DECIMAL,
484			&ConfigFileEntry.pace_wait,
485			"Minimum delay between uses of certain commands"
486			},
487			{
488			"short_motd",
489			OUTPUT_BOOLEAN_YN,
490			&ConfigFileEntry.short_motd,
491			"Do not show MOTD; only tell clients they should read it"
492			},
493			{
494			"ping_cookie",
495	michael	3546	OUTPUT_BOOLEAN_YN,
496	adx	30	&ConfigFileEntry.ping_cookie,
497			"Require ping cookies to connect"
498			},
499			{
500			"no_oper_flood",
501	michael	3546	OUTPUT_BOOLEAN_YN,
502	adx	30	&ConfigFileEntry.no_oper_flood,
503			"Reduce flood control for operators"
504			},
505			{
506			"true_no_oper_flood",
507	michael	3546	OUTPUT_BOOLEAN_YN,
508	adx	30	&ConfigFileEntry.true_no_oper_flood,
509			"Completely disable flood control for operators"
510			},
511			{
512			"oper_pass_resv",
513			OUTPUT_BOOLEAN_YN,
514			&ConfigFileEntry.oper_pass_resv,
515			"Opers can over-ride RESVs"
516			},
517			{
518			"max_targets",
519			OUTPUT_DECIMAL,
520			&ConfigFileEntry.max_targets,
521			"The maximum number of PRIVMSG/NOTICE targets"
522			},
523			{
524	michael	3876	"throttle_count",
525			OUTPUT_DECIMAL,
526			&ConfigFileEntry.throttle_count,
527			"Number of connects in throttle_time before connections are blocked"
528			},
529			{
530	adx	30	"throttle_time",
531			OUTPUT_DECIMAL,
532			&ConfigFileEntry.throttle_time,
533			"Minimum time between client reconnects"
534			},
535			{
536	michael	3546	"gline_enable",
537			OUTPUT_BOOLEAN_YN,
538	adx	30	&ConfigFileEntry.glines,
539			"G-line (network-wide K-line) support"
540			},
541			{
542	michael	1459	"gline_duration",
543	adx	30	OUTPUT_DECIMAL,
544			&ConfigFileEntry.gline_time,
545			"Expiry time for G-lines"
546			},
547	michael	1459	{
548			"gline_request_duration",
549			OUTPUT_DECIMAL,
550			&ConfigFileEntry.gline_request_time,
551			"Expiry time for pending G-lines"
552			},
553
554	adx	30	/* --[ END OF TABLE ]---------------------------------------------- */
555			{
556			NULL,
557			0,
558			NULL,
559			0
560			}
561			};
562
563			/* send_birthdate_online_time()
564			*
565			* inputs - client pointer to send to
566			* output - NONE
567			* side effects - birthdate and online time are sent
568			*/
569			static void
570			send_birthdate_online_time(struct Client *source_p)
571			{
572	michael	3574	sendto_one_numeric(source_p, &me, RPL_INFO\|SND_EXPLICIT,
573			":On-line since %s",
574			myctime(me.localClient->firsttime));
575	adx	30	}
576
577			/* send_conf_options()
578			*
579			* inputs - client pointer to send to
580			* output - NONE
581			* side effects - send config options to client
582			*/
583			static void
584			send_conf_options(struct Client *source_p)
585			{
586			/*
587			* Parse the info_table[] and do the magic.
588			*/
589	michael	3460	for (const struct InfoStruct *iptr = info_table; iptr->name; ++iptr)
590	adx	30	{
591			switch (iptr->output_type)
592			{
593			/* For "char " references /
594			case OUTPUT_STRING:
595			{
596	michael	3343	const char option = ((const char const )iptr->option);
597	adx	30
598	michael	3574	sendto_one_numeric(source_p, &me, RPL_INFO\|SND_EXPLICIT,
599			":%-30s %-5s [%-30s]",
600			iptr->name, option ? option : "NONE",
601			iptr->desc ? iptr->desc : "<none>");
602	adx	30	break;
603			}
604
605			/* For "char foo[]" references */
606			case OUTPUT_STRING_PTR:
607			{
608			const char *option = iptr->option;
609
610	michael	3574	sendto_one_numeric(source_p, &me, RPL_INFO\|SND_EXPLICIT,
611			":%-30s %-5s [%-30s]",
612			iptr->name, option ? option : "NONE",
613			iptr->desc ? iptr->desc : "<none>");
614	adx	30	break;
615			}
616
617			/* Output info_table[i].option as a decimal value. */
618			case OUTPUT_DECIMAL:
619			{
620	michael	3343	const int option = ((const int const)iptr->option);
621	adx	30
622	michael	3574	sendto_one_numeric(source_p, &me, RPL_INFO\|SND_EXPLICIT,
623			":%-30s %-5d [%-30s]",
624			iptr->name, option, iptr->desc ? iptr->desc : "<none>");
625	adx	30	break;
626			}
627
628			/* Output info_table[i].option as "ON" or "OFF" */
629			case OUTPUT_BOOLEAN:
630			{
631	michael	3343	const int option = ((const int const)iptr->option);
632	adx	30
633	michael	3574	sendto_one_numeric(source_p, &me, RPL_INFO\|SND_EXPLICIT,
634			":%-30s %-5s [%-30s]",
635			iptr->name, option ? "ON" : "OFF",
636			iptr->desc ? iptr->desc : "<none>");
637	adx	30
638			break;
639			}
640
641			/* Output info_table[i].option as "YES" or "NO" */
642			case OUTPUT_BOOLEAN_YN:
643			{
644	michael	3343	const int option = ((const int const)iptr->option);
645	adx	30
646	michael	3574	sendto_one_numeric(source_p, &me, RPL_INFO\|SND_EXPLICIT,
647			":%-30s %-5s [%-30s]",
648			iptr->name, option ? "YES" : "NO",
649			iptr->desc ? iptr->desc : "<none>");
650	adx	30	break;
651			}
652
653			case OUTPUT_BOOLEAN2:
654			{
655	michael	3343	const int option = ((const int const)iptr->option);
656	adx	30
657	michael	3574	sendto_one_numeric(source_p, &me, RPL_INFO\|SND_EXPLICIT,
658			":%-30s %-5s [%-30s]",
659			iptr->name, option ? ((option == 1) ? "MASK" : "YES") : "NO",
660			iptr->desc ? iptr->desc : "<none>");
661	adx	30	break;
662			}
663			}
664			}
665
666	michael	3109	sendto_one_numeric(source_p, &me, RPL_INFO, "");
667	adx	30	}
668	michael	1230
669	michael	1827	/* send_info_text()
670			*
671			* inputs - client pointer to send info text to
672			* output - NONE
673			* side effects - info text is sent to client
674			*/
675	michael	3156	static void
676	michael	1827	send_info_text(struct Client *source_p)
677			{
678			sendto_realops_flags(UMODE_SPY, L_ALL, SEND_NOTICE,
679			"INFO requested by %s (%s@%s) [%s]",
680			source_p->name, source_p->username,
681			source_p->host, source_p->servptr->name);
682
683	michael	3894	for (const char *text = infotext; text; ++text)
684	michael	1827	{
685	michael	3879	const char line = text;
686	michael	1827
687			if (*line == '\0')
688			line = " ";
689
690	michael	3109	sendto_one_numeric(source_p, &me, RPL_INFO, line);
691	michael	1827	}
692
693			if (HasUMode(source_p, UMODE_OPER))
694			send_conf_options(source_p);
695
696			send_birthdate_online_time(source_p);
697
698	michael	3109	sendto_one_numeric(source_p, &me, RPL_ENDOFINFO);
699	michael	1827	}
700
701	michael	3275	/*! \brief INFO command handler
702			*
703			* \param source_p Pointer to allocated Client struct from which the message
704			* originally comes from. This can be a local or remote client.
705			* \param parc Integer holding the number of supplied arguments.
706			* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
707			* pointers.
708			* \note Valid arguments for this command are:
709			* - parv[0] = command
710	michael	3300	* - parv[1] = nickname/servername
711	michael	3275	*/
712	michael	2820	static int
713	michael	3156	m_info(struct Client source_p, int parc, char parv[])
714	michael	1827	{
715			static time_t last_used = 0;
716
717			if ((last_used + ConfigFileEntry.pace_wait) > CurrentTime)
718			{
719	michael	3109	sendto_one_numeric(source_p, &me, RPL_LOAD2HI);
720	michael	2820	return 0;
721	michael	1827	}
722
723			last_used = CurrentTime;
724
725	michael	2196	if (!ConfigServerHide.disable_remote_commands)
726	michael	3156	if (hunt_server(source_p, ":%s INFO :%s", 1,
727	michael	1827	parc, parv) != HUNTED_ISME)
728	michael	2820	return 0;
729	michael	1827
730	michael	3156	send_info_text(source_p);
731			return 0;
732	michael	1827	}
733
734	michael	3275	/*! \brief INFO command handler
735			*
736			* \param source_p Pointer to allocated Client struct from which the message
737			* originally comes from. This can be a local or remote client.
738			* \param parc Integer holding the number of supplied arguments.
739			* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
740			* pointers.
741			* \note Valid arguments for this command are:
742			* - parv[0] = command
743	michael	3300	* - parv[1] = nickname/servername
744	michael	3275	*/
745	michael	2820	static int
746	michael	3156	ms_info(struct Client source_p, int parc, char parv[])
747	michael	1827	{
748	michael	3156	if (hunt_server(source_p, ":%s INFO :%s", 1,
749	michael	1827	parc, parv) != HUNTED_ISME)
750	michael	2820	return 0;
751	michael	1827
752	michael	3156	send_info_text(source_p);
753			return 0;
754	michael	1827	}
755
756	michael	2820	static struct Message info_msgtab =
757			{
758	michael	1230	"INFO", 0, 0, 0, MAXPARA, MFLG_SLOW, 0,
759	michael	1827	{ m_unregistered, m_info, ms_info, m_ignore, ms_info, m_ignore }
760	michael	1230	};
761
762			static void
763			module_init(void)
764			{
765			mod_add_cmd(&info_msgtab);
766			}
767
768			static void
769			module_exit(void)
770			{
771			mod_del_cmd(&info_msgtab);
772			}
773
774	michael	2820	struct module module_entry =
775			{
776	michael	1230	.node = { NULL, NULL, NULL },
777			.name = NULL,
778			.version = "$Revision$",
779			.handle = NULL,
780			.modinit = module_init,
781			.modexit = module_exit,
782			.flags = 0
783			};