2002-02-28 00:26:21 +01:00
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/*
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* ngIRCd -- The Next Generation IRC Daemon
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2013-08-02 01:48:13 +02:00
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* Copyright (c)2001-2013 Alexander Barton (alex@barton.de) and Contributors.
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2002-02-28 00:26:21 +01:00
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*
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2002-12-12 13:24:18 +01:00
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* Please read the file COPYING, README and AUTHORS for more information.
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2002-02-28 00:26:21 +01:00
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*/
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2002-03-12 15:37:51 +01:00
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#include "portab.h"
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2002-02-28 00:26:21 +01:00
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2010-12-27 17:14:14 +01:00
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/**
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* @file
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* IRC commands for mode changes (like MODE, AWAY, etc.)
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*/
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2002-03-12 15:37:51 +01:00
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#include "imp.h"
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2002-02-28 00:26:21 +01:00
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#include <assert.h>
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2002-12-17 00:06:46 +01:00
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#include <stdio.h>
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#include <stdlib.h>
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2002-02-28 00:26:21 +01:00
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#include <string.h>
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2005-04-27 09:38:00 +02:00
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#include "defines.h"
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2002-05-27 15:09:26 +02:00
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#include "conn.h"
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2002-02-28 00:26:21 +01:00
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#include "channel.h"
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2013-08-02 01:48:13 +02:00
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#include "irc-macros.h"
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2002-02-28 00:26:21 +01:00
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#include "irc-write.h"
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2002-09-08 02:51:28 +02:00
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#include "lists.h"
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2002-02-28 00:26:21 +01:00
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#include "log.h"
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2002-05-27 15:09:26 +02:00
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#include "parse.h"
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2002-02-28 00:26:21 +01:00
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#include "messages.h"
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2002-09-02 16:59:17 +02:00
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#include "conf.h"
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2002-02-28 00:26:21 +01:00
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2002-03-12 15:37:51 +01:00
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#include "exp.h"
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2002-02-28 00:26:21 +01:00
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#include "irc-mode.h"
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2012-01-16 00:15:26 +01:00
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static bool Client_Mode PARAMS((CLIENT *Client, REQUEST *Req, CLIENT *Origin,
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CLIENT *Target));
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static bool Channel_Mode PARAMS((CLIENT *Client, REQUEST *Req, CLIENT *Origin,
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CHANNEL *Channel));
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2002-12-15 16:51:24 +01:00
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2012-01-21 19:27:03 +01:00
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static bool Add_To_List PARAMS((char what, CLIENT *Prefix, CLIENT *Client,
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CHANNEL *Channel, const char *Pattern));
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static bool Del_From_List PARAMS((char what, CLIENT *Prefix, CLIENT *Client,
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CHANNEL *Channel, const char *Pattern));
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2002-09-08 03:16:58 +02:00
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2012-01-16 00:15:26 +01:00
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static bool Send_ListChange PARAMS((const bool IsAdd, const char ModeChar,
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CLIENT *Prefix, CLIENT *Client,
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CHANNEL *Channel, const char *Mask));
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2002-09-08 02:51:28 +02:00
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2011-08-01 09:07:32 +02:00
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/**
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* Handler for the IRC "MODE" command.
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*
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2013-08-02 01:48:13 +02:00
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* This function detects whether user or channel modes should be modified
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2013-08-04 13:33:10 +02:00
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* and calls the appropriate sub-functions.
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2011-08-01 09:07:32 +02:00
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*
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2013-08-02 01:48:13 +02:00
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* @param Client The client from which this command has been received.
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* @param Req Request structure with prefix and all parameters.
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* @return CONNECTED or DISCONNECTED.
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2011-08-01 09:07:32 +02:00
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*/
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2005-03-19 19:43:48 +01:00
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GLOBAL bool
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2002-05-27 15:09:26 +02:00
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IRC_MODE( CLIENT *Client, REQUEST *Req )
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2002-02-28 00:26:21 +01:00
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{
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2002-12-15 16:51:24 +01:00
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CLIENT *cl, *origin;
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2002-02-28 00:26:21 +01:00
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CHANNEL *chan;
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2002-12-15 16:51:24 +01:00
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2011-08-01 09:07:32 +02:00
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assert(Client != NULL);
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assert(Req != NULL);
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2002-02-28 00:26:21 +01:00
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2013-08-02 01:48:13 +02:00
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_IRC_GET_SENDER_OR_RETURN_(origin, Req, Client)
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2006-08-12 13:56:24 +02:00
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2002-12-15 16:51:24 +01:00
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/* Channel or user mode? */
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2006-05-10 23:24:01 +02:00
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cl = NULL; chan = NULL;
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if (Client_IsValidNick(Req->argv[0]))
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cl = Client_Search(Req->argv[0]);
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if (Channel_IsValidName(Req->argv[0]))
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chan = Channel_Search(Req->argv[0]);
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2002-02-28 00:26:21 +01:00
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2006-05-10 23:24:01 +02:00
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if (cl)
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return Client_Mode(Client, Req, origin, cl);
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if (chan)
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return Channel_Mode(Client, Req, origin, chan);
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2002-02-28 00:26:21 +01:00
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2002-12-15 16:51:24 +01:00
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/* No target found! */
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2013-08-06 23:37:21 +02:00
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return IRC_WriteErrClient(Client, ERR_NOSUCHNICK_MSG,
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2006-05-10 23:24:01 +02:00
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Client_ID(Client), Req->argv[0]);
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2002-12-15 16:51:24 +01:00
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} /* IRC_MODE */
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2002-02-28 00:26:21 +01:00
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2012-01-15 14:33:04 +01:00
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/**
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* Check if the "mode limit" for a client has been reached.
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*
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* This limit doesn't apply for servers or services!
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*
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* @param Client The client to check.
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* @param Count The number of modes already handled.
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* @return true if the limit has been reached.
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*/
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static bool
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Mode_Limit_Reached(CLIENT *Client, int Count)
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{
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if (Client_Type(Client) == CLIENT_SERVER
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|| Client_Type(Client) == CLIENT_SERVICE)
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return false;
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if (Count < MAX_HNDL_MODES_ARG)
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return false;
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return true;
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}
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2011-08-01 09:07:32 +02:00
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/**
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* Handle client mode requests
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*
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2013-08-02 01:48:13 +02:00
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* @param Client The client from which this command has been received.
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* @param Req Request structure with prefix and all parameters.
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* @param Origin The originator of the MODE command (prefix).
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* @param Target The target (client) of this MODE command.
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* @return CONNECTED or DISCONNECTED.
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2011-08-01 09:07:32 +02:00
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*/
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2005-07-31 22:13:07 +02:00
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static bool
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2002-12-15 16:51:24 +01:00
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Client_Mode( CLIENT *Client, REQUEST *Req, CLIENT *Origin, CLIENT *Target )
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{
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2005-03-19 19:43:48 +01:00
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char the_modes[COMMAND_LEN], x[2], *mode_ptr;
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bool ok, set;
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2012-08-28 23:28:56 +02:00
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bool send_RPL_HOSTHIDDEN_MSG = false;
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2005-03-19 19:43:48 +01:00
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int mode_arg;
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2005-03-05 12:44:01 +01:00
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size_t len;
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2002-12-15 16:51:24 +01:00
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/* Is the client allowed to request or change the modes? */
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2011-08-01 09:07:32 +02:00
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if (Client_Type(Client) == CLIENT_USER) {
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2002-12-15 16:51:24 +01:00
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/* Users are only allowed to manipulate their own modes! */
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2011-08-01 09:07:32 +02:00
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if (Target != Client)
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2013-08-06 23:37:21 +02:00
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return IRC_WriteErrClient(Client,
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2011-08-01 09:07:32 +02:00
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ERR_USERSDONTMATCH_MSG,
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Client_ID(Client));
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2002-09-08 02:51:28 +02:00
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}
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2002-12-15 16:51:24 +01:00
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/* Mode request: let's answer it :-) */
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2011-08-01 09:07:32 +02:00
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if (Req->argc == 1)
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return IRC_WriteStrClient(Origin, RPL_UMODEIS_MSG,
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2012-11-24 15:57:45 +01:00
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Client_ID(Target),
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2011-08-01 09:07:32 +02:00
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Client_Modes(Target));
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2002-12-15 16:51:24 +01:00
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mode_arg = 1;
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mode_ptr = Req->argv[mode_arg];
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/* Initial state: set or unset modes? */
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2011-08-01 09:07:32 +02:00
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if (*mode_ptr == '+') {
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set = true;
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strcpy(the_modes, "+");
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} else if (*mode_ptr == '-') {
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set = false;
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strcpy(the_modes, "-");
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} else
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2013-08-06 23:37:21 +02:00
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return IRC_WriteErrClient(Origin, ERR_UMODEUNKNOWNFLAG_MSG,
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2011-08-01 09:07:32 +02:00
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Client_ID(Origin));
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2002-12-15 16:51:24 +01:00
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x[1] = '\0';
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ok = CONNECTED;
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2011-08-01 09:07:32 +02:00
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while (mode_ptr) {
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2002-12-15 16:51:24 +01:00
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mode_ptr++;
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2011-08-01 09:07:32 +02:00
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if (!*mode_ptr) {
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2002-12-15 16:51:24 +01:00
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/* Try next argument if there's any */
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mode_arg++;
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2011-08-01 09:07:32 +02:00
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if (mode_arg < Req->argc)
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mode_ptr = Req->argv[mode_arg];
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else
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break;
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2002-09-08 02:51:28 +02:00
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}
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2011-08-01 09:07:32 +02:00
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2011-08-01 21:51:31 +02:00
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switch(*mode_ptr) {
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case '+':
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case '-':
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if ((*mode_ptr == '+' && !set)
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|| (*mode_ptr == '-' && set)) {
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/* Action modifier ("+"/"-") must be changed */
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len = strlen(the_modes) - 1;
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if (the_modes[len] == '+'
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|| the_modes[len] == '-') {
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/* Last character in the "result
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* string" was an "action", so just
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* overwrite it with the new action */
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the_modes[len] = *mode_ptr;
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} else {
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/* Append new modifier character to
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* the resulting mode string */
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x[0] = *mode_ptr;
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strlcat(the_modes, x,
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sizeof(the_modes));
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2002-09-08 03:38:36 +02:00
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}
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2011-08-01 21:51:31 +02:00
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if (*mode_ptr == '+')
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set = true;
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else
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set = false;
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}
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continue;
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2002-12-15 16:51:24 +01:00
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}
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2011-08-01 21:51:31 +02:00
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2002-12-16 11:52:53 +01:00
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/* Validate modes */
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2002-12-15 16:51:24 +01:00
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x[0] = '\0';
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2011-08-01 21:51:31 +02:00
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switch (*mode_ptr) {
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2012-10-08 12:11:04 +02:00
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case 'b': /* Block private msgs */
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2012-01-16 11:43:22 +01:00
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case 'C': /* Only messages from clients sharing a channel */
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2011-08-01 21:51:31 +02:00
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case 'i': /* Invisible */
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case 's': /* Server messages */
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case 'w': /* Wallops messages */
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x[0] = *mode_ptr;
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break;
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case 'a': /* Away */
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if (Client_Type(Client) == CLIENT_SERVER) {
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x[0] = 'a';
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Client_SetAway(Origin, DEFAULT_AWAY_MSG);
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} else
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2013-08-06 23:37:21 +02:00
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ok = IRC_WriteErrClient(Origin,
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2010-05-22 17:19:24 +02:00
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ERR_NOPRIVILEGES_MSG,
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Client_ID(Origin));
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2011-08-01 21:51:31 +02:00
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break;
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2012-08-23 11:25:30 +02:00
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case 'B': /* Bot */
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if (Client_HasMode(Client, 'r'))
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2013-08-06 23:37:21 +02:00
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ok = IRC_WriteErrClient(Origin,
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2012-08-23 11:25:30 +02:00
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ERR_RESTRICTED_MSG,
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Client_ID(Origin));
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else
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x[0] = 'B';
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break;
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2013-09-25 01:29:23 +02:00
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case 'c': /* Receive connect notices */
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case 'q': /* KICK-protected user */
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/* (only settable by IRC operators!) */
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2011-08-01 21:51:31 +02:00
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if (!set || Client_Type(Client) == CLIENT_SERVER
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2013-09-25 01:29:23 +02:00
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|| Client_HasMode(Origin, 'o'))
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x[0] = *mode_ptr;
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2011-08-01 21:51:31 +02:00
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else
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2013-08-06 23:37:21 +02:00
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ok = IRC_WriteErrClient(Origin,
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2011-08-01 21:51:31 +02:00
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ERR_NOPRIVILEGES_MSG,
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Client_ID(Origin));
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break;
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case 'o': /* IRC operator (only unsettable!) */
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if (!set || Client_Type(Client) == CLIENT_SERVER) {
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x[0] = 'o';
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} else
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2013-08-06 23:37:21 +02:00
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ok = IRC_WriteErrClient(Origin,
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2011-08-01 21:51:31 +02:00
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ERR_NOPRIVILEGES_MSG,
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Client_ID(Origin));
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break;
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case 'r': /* Restricted (only settable) */
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if (set || Client_Type(Client) == CLIENT_SERVER)
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x[0] = 'r';
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else
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2013-08-06 23:37:21 +02:00
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ok = IRC_WriteErrClient(Origin,
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2011-08-01 21:51:31 +02:00
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ERR_RESTRICTED_MSG,
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Client_ID(Origin));
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break;
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2012-08-27 23:20:32 +02:00
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case 'R': /* Registered (not [un]settable by clients) */
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if (Client_Type(Client) == CLIENT_SERVER)
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2012-08-23 11:25:30 +02:00
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x[0] = 'R';
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else
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2013-08-06 23:37:21 +02:00
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ok = IRC_WriteErrClient(Origin,
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2012-08-23 11:25:30 +02:00
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ERR_NICKREGISTER_MSG,
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Client_ID(Origin));
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break;
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2011-08-01 21:51:31 +02:00
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case 'x': /* Cloak hostname */
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if (Client_HasMode(Client, 'r'))
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2013-08-06 23:37:21 +02:00
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ok = IRC_WriteErrClient(Origin,
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2011-08-01 21:51:31 +02:00
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ERR_RESTRICTED_MSG,
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Client_ID(Origin));
|
2012-09-26 22:52:06 +02:00
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else if (!set || Conf_CloakHostModeX[0]
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|| Client_Type(Client) == CLIENT_SERVER
|
2013-09-25 01:29:23 +02:00
|
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|| Client_HasMode(Origin, 'o')) {
|
2011-08-01 21:51:31 +02:00
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x[0] = 'x';
|
2012-08-28 23:28:56 +02:00
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send_RPL_HOSTHIDDEN_MSG = true;
|
2012-09-26 22:52:06 +02:00
|
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} else
|
2013-08-06 23:37:21 +02:00
|
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ok = IRC_WriteErrClient(Origin,
|
2012-09-26 22:52:06 +02:00
|
|
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ERR_NOPRIVILEGES_MSG,
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|
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Client_ID(Origin));
|
2011-08-01 21:51:31 +02:00
|
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break;
|
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|
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default:
|
2011-08-01 22:09:40 +02:00
|
|
|
if (Client_Type(Client) != CLIENT_SERVER) {
|
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|
|
Log(LOG_DEBUG,
|
|
|
|
"Unknown mode \"%c%c\" from \"%s\"!?",
|
|
|
|
set ? '+' : '-', *mode_ptr,
|
|
|
|
Client_ID(Origin));
|
2013-08-06 23:37:21 +02:00
|
|
|
ok = IRC_WriteErrClient(Origin,
|
2011-08-01 21:51:31 +02:00
|
|
|
ERR_UMODEUNKNOWNFLAG2_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
set ? '+' : '-',
|
|
|
|
*mode_ptr);
|
2011-08-01 22:09:40 +02:00
|
|
|
x[0] = '\0';
|
|
|
|
} else {
|
|
|
|
Log(LOG_DEBUG,
|
|
|
|
"Handling unknown mode \"%c%c\" from \"%s\" for \"%s\" ...",
|
|
|
|
set ? '+' : '-', *mode_ptr,
|
|
|
|
Client_ID(Origin), Client_ID(Target));
|
|
|
|
x[0] = *mode_ptr;
|
|
|
|
}
|
2002-09-08 02:51:28 +02:00
|
|
|
}
|
2011-08-01 21:51:31 +02:00
|
|
|
|
2011-08-01 09:07:32 +02:00
|
|
|
if (!ok)
|
|
|
|
break;
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Is there a valid mode change? */
|
2011-08-01 09:07:32 +02:00
|
|
|
if (!x[0])
|
|
|
|
continue;
|
|
|
|
|
|
|
|
if (set) {
|
|
|
|
if (Client_ModeAdd(Target, x[0]))
|
|
|
|
strlcat(the_modes, x, sizeof(the_modes));
|
|
|
|
} else {
|
|
|
|
if (Client_ModeDel(Target, x[0]))
|
|
|
|
strlcat(the_modes, x, sizeof(the_modes));
|
2002-12-15 16:51:24 +01:00
|
|
|
}
|
2002-02-28 00:26:21 +01:00
|
|
|
}
|
2011-08-01 09:07:32 +02:00
|
|
|
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Are there changed modes? */
|
2011-08-01 09:07:32 +02:00
|
|
|
if (the_modes[1]) {
|
2012-01-06 17:24:55 +01:00
|
|
|
/* Remove needless action modifier characters */
|
2011-08-01 09:07:32 +02:00
|
|
|
len = strlen(the_modes) - 1;
|
|
|
|
if (the_modes[len] == '+' || the_modes[len] == '-')
|
|
|
|
the_modes[len] = '\0';
|
2002-12-15 16:51:24 +01:00
|
|
|
|
2011-08-01 09:07:32 +02:00
|
|
|
if (Client_Type(Client) == CLIENT_SERVER) {
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Forward modes to other servers */
|
2011-08-01 21:10:16 +02:00
|
|
|
if (Client_Conn(Target) != NONE) {
|
|
|
|
/* Remote server (service?) changed modes
|
|
|
|
* for one of our clients. Inform it! */
|
|
|
|
IRC_WriteStrClientPrefix(Target, Origin,
|
|
|
|
"MODE %s :%s",
|
|
|
|
Client_ID(Target),
|
|
|
|
the_modes);
|
|
|
|
}
|
2011-08-01 09:07:32 +02:00
|
|
|
IRC_WriteStrServersPrefix(Client, Origin,
|
|
|
|
"MODE %s :%s",
|
|
|
|
Client_ID(Target),
|
|
|
|
the_modes);
|
|
|
|
} else {
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Send reply to client and inform other servers */
|
2011-08-01 09:07:32 +02:00
|
|
|
ok = IRC_WriteStrClientPrefix(Client, Origin,
|
|
|
|
"MODE %s :%s",
|
|
|
|
Client_ID(Target),
|
|
|
|
the_modes);
|
|
|
|
IRC_WriteStrServersPrefix(Client, Origin,
|
|
|
|
"MODE %s :%s",
|
|
|
|
Client_ID(Target),
|
|
|
|
the_modes);
|
2002-02-28 00:26:21 +01:00
|
|
|
}
|
2012-11-24 16:15:35 +01:00
|
|
|
|
|
|
|
if (send_RPL_HOSTHIDDEN_MSG && Client_Conn(Target) > NONE) {
|
2013-08-04 13:33:10 +02:00
|
|
|
/* A new (cloaked) hostname must be announced */
|
2012-11-24 16:15:35 +01:00
|
|
|
IRC_WriteStrClientPrefix(Target, Origin,
|
|
|
|
RPL_HOSTHIDDEN_MSG,
|
|
|
|
Client_ID(Target),
|
|
|
|
Client_HostnameDisplayed(Target));
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2008-08-16 17:52:02 +02:00
|
|
|
LogDebug("%s \"%s\": Mode change, now \"%s\".",
|
|
|
|
Client_TypeText(Target), Client_Mask(Target),
|
|
|
|
Client_Modes(Target));
|
2002-02-28 00:26:21 +01:00
|
|
|
}
|
2011-08-01 09:07:32 +02:00
|
|
|
|
2002-12-15 16:51:24 +01:00
|
|
|
return ok;
|
|
|
|
} /* Client_Mode */
|
|
|
|
|
2013-08-02 01:48:13 +02:00
|
|
|
/*
|
|
|
|
* Reply to a channel mode request.
|
|
|
|
*
|
|
|
|
* @param Origin The originator of the MODE command (prefix).
|
|
|
|
* @param Channel The channel of which the modes should be sent.
|
|
|
|
* @return CONNECTED or DISCONNECTED.
|
|
|
|
*/
|
2008-02-24 19:44:41 +01:00
|
|
|
static bool
|
|
|
|
Channel_Mode_Answer_Request(CLIENT *Origin, CHANNEL *Channel)
|
|
|
|
{
|
|
|
|
char the_modes[COMMAND_LEN], the_args[COMMAND_LEN], argadd[CLIENT_PASS_LEN];
|
|
|
|
const char *mode_ptr;
|
|
|
|
|
|
|
|
/* Member or not? -- That's the question! */
|
|
|
|
if (!Channel_IsMemberOf(Channel, Origin))
|
|
|
|
return IRC_WriteStrClient(Origin, RPL_CHANNELMODEIS_MSG,
|
|
|
|
Client_ID(Origin), Channel_Name(Channel), Channel_Modes(Channel));
|
|
|
|
|
|
|
|
/* The sender is a member: generate extended reply */
|
|
|
|
strlcpy(the_modes, Channel_Modes(Channel), sizeof(the_modes));
|
|
|
|
mode_ptr = the_modes;
|
|
|
|
the_args[0] = '\0';
|
|
|
|
|
|
|
|
while(*mode_ptr) {
|
|
|
|
switch(*mode_ptr) {
|
|
|
|
case 'l':
|
|
|
|
snprintf(argadd, sizeof(argadd), " %lu", Channel_MaxUsers(Channel));
|
|
|
|
strlcat(the_args, argadd, sizeof(the_args));
|
|
|
|
break;
|
|
|
|
case 'k':
|
|
|
|
strlcat(the_args, " ", sizeof(the_args));
|
|
|
|
strlcat(the_args, Channel_Key(Channel), sizeof(the_args));
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
mode_ptr++;
|
|
|
|
}
|
|
|
|
if (the_args[0])
|
|
|
|
strlcat(the_modes, the_args, sizeof(the_modes));
|
|
|
|
|
2010-11-11 12:39:49 +01:00
|
|
|
if (!IRC_WriteStrClient(Origin, RPL_CHANNELMODEIS_MSG,
|
|
|
|
Client_ID(Origin), Channel_Name(Channel),
|
|
|
|
the_modes))
|
|
|
|
return DISCONNECTED;
|
|
|
|
#ifndef STRICT_RFC
|
|
|
|
if (!IRC_WriteStrClient(Origin, RPL_CREATIONTIME_MSG,
|
|
|
|
Client_ID(Origin), Channel_Name(Channel),
|
|
|
|
Channel_CreationTime(Channel)))
|
|
|
|
return DISCONNECTED;
|
|
|
|
#endif
|
|
|
|
return CONNECTED;
|
2008-02-24 19:44:41 +01:00
|
|
|
}
|
|
|
|
|
2009-03-03 15:06:34 +01:00
|
|
|
/**
|
|
|
|
* Handle channel mode and channel-user mode changes
|
2013-08-02 01:48:13 +02:00
|
|
|
*
|
|
|
|
* @param Client The client from which this command has been received.
|
|
|
|
* @param Req Request structure with prefix and all parameters.
|
|
|
|
* @param Origin The originator of the MODE command (prefix).
|
|
|
|
* @param Channel The target channel of this MODE command.
|
|
|
|
* @return CONNECTED or DISCONNECTED.
|
2009-03-03 15:06:34 +01:00
|
|
|
*/
|
2005-07-31 22:13:07 +02:00
|
|
|
static bool
|
2009-03-03 15:06:34 +01:00
|
|
|
Channel_Mode(CLIENT *Client, REQUEST *Req, CLIENT *Origin, CHANNEL *Channel)
|
2002-12-15 16:51:24 +01:00
|
|
|
{
|
2009-03-03 15:06:34 +01:00
|
|
|
char the_modes[COMMAND_LEN], the_args[COMMAND_LEN], x[2],
|
2013-08-04 19:28:04 +02:00
|
|
|
argadd[CLIENT_PASS_LEN], *mode_ptr;
|
2012-08-04 14:19:58 +02:00
|
|
|
bool connected, set, skiponce, retval, use_servermode,
|
|
|
|
is_halfop, is_op, is_admin, is_owner, is_machine, is_oper;
|
2012-01-06 17:27:29 +01:00
|
|
|
int mode_arg, arg_arg, mode_arg_count = 0;
|
2002-12-15 16:51:24 +01:00
|
|
|
CLIENT *client;
|
2005-03-19 19:43:48 +01:00
|
|
|
long l;
|
2005-03-05 12:44:01 +01:00
|
|
|
size_t len;
|
2002-02-28 00:26:21 +01:00
|
|
|
|
2012-08-04 14:19:58 +02:00
|
|
|
is_halfop = is_op = is_admin = is_owner = is_machine = is_oper = false;
|
|
|
|
|
2009-03-07 00:13:25 +01:00
|
|
|
if (Channel_IsModeless(Channel))
|
2013-08-06 23:37:21 +02:00
|
|
|
return IRC_WriteErrClient(Client, ERR_NOCHANMODES_MSG,
|
2008-05-01 15:19:31 +02:00
|
|
|
Client_ID(Client), Channel_Name(Channel));
|
2008-05-01 18:00:33 +02:00
|
|
|
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Mode request: let's answer it :-) */
|
2008-02-24 19:44:41 +01:00
|
|
|
if (Req->argc <= 1)
|
|
|
|
return Channel_Mode_Answer_Request(Origin, Channel);
|
2002-02-28 00:26:21 +01:00
|
|
|
|
2012-08-04 14:19:58 +02:00
|
|
|
/* Check if origin is oper and opers can use mode */
|
|
|
|
use_servermode = Conf_OperServerMode;
|
2013-09-25 01:29:23 +02:00
|
|
|
if(Client_HasMode(Client, 'o') && Conf_OperCanMode) {
|
2012-08-04 14:19:58 +02:00
|
|
|
is_oper = true;
|
|
|
|
}
|
2012-09-11 12:48:51 +02:00
|
|
|
|
2012-08-04 14:19:58 +02:00
|
|
|
/* Check if client is a server/service */
|
|
|
|
if(Client_Type(Client) == CLIENT_SERVER ||
|
|
|
|
Client_Type(Client) == CLIENT_SERVICE) {
|
|
|
|
is_machine = true;
|
|
|
|
}
|
2010-05-14 20:07:34 +02:00
|
|
|
|
2012-08-04 14:19:58 +02:00
|
|
|
/* Check if client is member of channel or an oper or an server/service */
|
|
|
|
if(!Channel_IsMemberOf(Channel, Client) && !is_oper && !is_machine)
|
2013-08-06 23:37:21 +02:00
|
|
|
return IRC_WriteErrClient(Origin, ERR_NOTONCHANNEL_MSG,
|
2011-01-09 22:40:11 +01:00
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2002-12-15 16:51:24 +01:00
|
|
|
|
|
|
|
mode_arg = 1;
|
|
|
|
mode_ptr = Req->argv[mode_arg];
|
2008-02-24 19:44:41 +01:00
|
|
|
if (Req->argc > mode_arg + 1)
|
|
|
|
arg_arg = mode_arg + 1;
|
|
|
|
else
|
|
|
|
arg_arg = -1;
|
2002-12-15 16:51:24 +01:00
|
|
|
|
|
|
|
/* Initial state: set or unset modes? */
|
2005-03-19 19:43:48 +01:00
|
|
|
skiponce = false;
|
2008-02-24 19:44:41 +01:00
|
|
|
switch (*mode_ptr) {
|
2009-03-03 15:06:34 +01:00
|
|
|
case '-':
|
|
|
|
set = false;
|
|
|
|
break;
|
|
|
|
case '+':
|
|
|
|
set = true;
|
|
|
|
break;
|
2008-02-24 19:44:41 +01:00
|
|
|
default:
|
|
|
|
set = true;
|
|
|
|
skiponce = true;
|
|
|
|
}
|
2002-02-28 00:26:21 +01:00
|
|
|
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Prepare reply string */
|
2008-02-24 19:44:41 +01:00
|
|
|
strcpy(the_modes, set ? "+" : "-");
|
2008-02-16 12:27:48 +01:00
|
|
|
the_args[0] = '\0';
|
2002-02-28 00:26:21 +01:00
|
|
|
|
|
|
|
x[1] = '\0';
|
2009-09-11 00:44:41 +02:00
|
|
|
connected = CONNECTED;
|
2008-02-24 19:44:41 +01:00
|
|
|
while (mode_ptr) {
|
2009-03-03 15:06:34 +01:00
|
|
|
if (!skiponce)
|
2008-02-24 19:44:41 +01:00
|
|
|
mode_ptr++;
|
|
|
|
if (!*mode_ptr) {
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Try next argument if there's any */
|
2012-01-06 17:24:55 +01:00
|
|
|
if (arg_arg < 0)
|
|
|
|
break;
|
2008-02-24 19:44:41 +01:00
|
|
|
if (arg_arg > mode_arg)
|
|
|
|
mode_arg = arg_arg;
|
|
|
|
else
|
|
|
|
mode_arg++;
|
|
|
|
|
|
|
|
if (mode_arg >= Req->argc)
|
|
|
|
break;
|
|
|
|
mode_ptr = Req->argv[mode_arg];
|
|
|
|
|
|
|
|
if (Req->argc > mode_arg + 1)
|
|
|
|
arg_arg = mode_arg + 1;
|
|
|
|
else
|
|
|
|
arg_arg = -1;
|
2002-12-15 16:51:24 +01:00
|
|
|
}
|
2005-03-19 19:43:48 +01:00
|
|
|
skiponce = false;
|
2002-12-15 16:51:24 +01:00
|
|
|
|
2008-02-24 19:44:41 +01:00
|
|
|
switch (*mode_ptr) {
|
|
|
|
case '+':
|
|
|
|
case '-':
|
2009-03-03 15:06:34 +01:00
|
|
|
if (((*mode_ptr == '+') && !set)
|
|
|
|
|| ((*mode_ptr == '-') && set)) {
|
2008-02-24 19:44:41 +01:00
|
|
|
/* Action modifier ("+"/"-") must be changed ... */
|
2009-03-03 15:06:34 +01:00
|
|
|
len = strlen(the_modes) - 1;
|
|
|
|
if (the_modes[len] == '+' || the_modes[len] == '-') {
|
2008-02-24 19:44:41 +01:00
|
|
|
/* Adjust last action modifier in result */
|
|
|
|
the_modes[len] = *mode_ptr;
|
|
|
|
} else {
|
|
|
|
/* Append modifier character to result string */
|
|
|
|
x[0] = *mode_ptr;
|
|
|
|
strlcat(the_modes, x, sizeof(the_modes));
|
2002-12-15 16:51:24 +01:00
|
|
|
}
|
2008-02-24 19:44:41 +01:00
|
|
|
set = *mode_ptr == '+';
|
|
|
|
}
|
|
|
|
continue;
|
2002-12-15 16:51:24 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Are there arguments left? */
|
2009-03-03 15:06:34 +01:00
|
|
|
if (arg_arg >= Req->argc)
|
|
|
|
arg_arg = -1;
|
2012-09-11 12:48:51 +02:00
|
|
|
|
2012-12-31 18:13:18 +01:00
|
|
|
if(!is_machine && !is_oper) {
|
2013-08-04 19:28:04 +02:00
|
|
|
if (Channel_UserHasMode(Channel, Client, 'q'))
|
|
|
|
is_owner = true;
|
|
|
|
if (Channel_UserHasMode(Channel, Client, 'a'))
|
|
|
|
is_admin = true;
|
|
|
|
if (Channel_UserHasMode(Channel, Client, 'o'))
|
|
|
|
is_op = true;
|
|
|
|
if (Channel_UserHasMode(Channel, Client, 'h'))
|
|
|
|
is_halfop = true;
|
2012-08-04 14:19:58 +02:00
|
|
|
}
|
2002-12-15 16:51:24 +01:00
|
|
|
|
2002-12-16 11:52:53 +01:00
|
|
|
/* Validate modes */
|
2002-02-28 00:26:21 +01:00
|
|
|
x[0] = '\0';
|
2002-12-17 00:06:46 +01:00
|
|
|
argadd[0] = '\0';
|
2002-12-15 16:51:24 +01:00
|
|
|
client = NULL;
|
2008-04-19 16:45:31 +02:00
|
|
|
switch (*mode_ptr) {
|
|
|
|
/* --- Channel modes --- */
|
2012-08-04 14:19:58 +02:00
|
|
|
case 'R': /* Registered users only */
|
|
|
|
case 's': /* Secret channel */
|
|
|
|
case 'z': /* Secure connections only */
|
|
|
|
if(!is_oper && !is_machine && !is_owner &&
|
|
|
|
!is_admin && !is_op) {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2012-08-04 14:19:58 +02:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin), Channel_Name(Channel));
|
|
|
|
goto chan_exit;
|
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
case 'i': /* Invite only */
|
2012-10-06 20:49:35 +02:00
|
|
|
case 'V': /* Invite disallow */
|
2012-08-23 11:25:30 +02:00
|
|
|
case 'M': /* Only identified nicks can write */
|
2008-04-19 16:45:31 +02:00
|
|
|
case 'm': /* Moderated */
|
|
|
|
case 'n': /* Only members can write */
|
2012-10-06 18:13:01 +02:00
|
|
|
case 'Q': /* No kicks */
|
2008-04-19 16:45:31 +02:00
|
|
|
case 't': /* Topic locked */
|
2012-08-04 14:19:58 +02:00
|
|
|
if(is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op || is_halfop)
|
2008-04-19 16:45:31 +02:00
|
|
|
x[0] = *mode_ptr;
|
|
|
|
else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin), Channel_Name(Channel));
|
2008-04-19 16:45:31 +02:00
|
|
|
break;
|
|
|
|
case 'k': /* Channel key */
|
2012-01-15 14:33:04 +01:00
|
|
|
if (Mode_Limit_Reached(Client, mode_arg_count++))
|
2012-01-06 17:42:52 +01:00
|
|
|
goto chan_exit;
|
2009-03-03 15:06:34 +01:00
|
|
|
if (!set) {
|
2012-08-04 14:19:58 +02:00
|
|
|
if (is_oper || is_machine || is_owner ||
|
2014-01-08 14:18:09 +01:00
|
|
|
is_admin || is_op || is_halfop) {
|
2008-04-19 16:45:31 +02:00
|
|
|
x[0] = *mode_ptr;
|
2014-01-08 14:18:09 +01:00
|
|
|
if (Channel_HasMode(Channel, 'k'))
|
|
|
|
strlcpy(argadd, "*", sizeof(argadd));
|
|
|
|
if (arg_arg > mode_arg)
|
|
|
|
arg_arg++;
|
|
|
|
} else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2002-12-16 11:52:53 +01:00
|
|
|
break;
|
2008-04-19 16:45:31 +02:00
|
|
|
}
|
|
|
|
if (arg_arg > mode_arg) {
|
2012-08-04 14:19:58 +02:00
|
|
|
if (is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op || is_halfop) {
|
2008-04-19 16:45:31 +02:00
|
|
|
Channel_ModeDel(Channel, 'k');
|
2009-03-03 15:06:34 +01:00
|
|
|
Channel_SetKey(Channel,
|
|
|
|
Req->argv[arg_arg]);
|
|
|
|
strlcpy(argadd, Channel_Key(Channel),
|
|
|
|
sizeof(argadd));
|
2008-04-19 16:45:31 +02:00
|
|
|
x[0] = *mode_ptr;
|
|
|
|
} else {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2002-12-17 00:06:46 +01:00
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
Req->argv[arg_arg][0] = '\0';
|
|
|
|
arg_arg++;
|
|
|
|
} else {
|
2013-01-13 16:52:00 +01:00
|
|
|
#ifdef STRICT_RFC
|
|
|
|
/* Only send error message in "strict" mode,
|
|
|
|
* this is how ircd2.11 and others behave ... */
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Origin), Req->command);
|
2013-01-13 16:52:00 +01:00
|
|
|
#endif
|
2009-03-03 16:33:40 +01:00
|
|
|
goto chan_exit;
|
2008-04-19 16:45:31 +02:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
case 'l': /* Member limit */
|
2012-01-15 14:33:04 +01:00
|
|
|
if (Mode_Limit_Reached(Client, mode_arg_count++))
|
2012-01-06 17:42:52 +01:00
|
|
|
goto chan_exit;
|
2008-04-19 16:45:31 +02:00
|
|
|
if (!set) {
|
2012-08-04 14:19:58 +02:00
|
|
|
if (is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op || is_halfop)
|
2008-04-19 16:45:31 +02:00
|
|
|
x[0] = *mode_ptr;
|
|
|
|
else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2002-12-17 00:06:46 +01:00
|
|
|
break;
|
2008-04-19 16:45:31 +02:00
|
|
|
}
|
|
|
|
if (arg_arg > mode_arg) {
|
2012-08-04 14:19:58 +02:00
|
|
|
if (is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op || is_halfop) {
|
2008-04-19 16:45:31 +02:00
|
|
|
l = atol(Req->argv[arg_arg]);
|
|
|
|
if (l > 0 && l < 0xFFFF) {
|
|
|
|
Channel_ModeDel(Channel, 'l');
|
|
|
|
Channel_SetMaxUsers(Channel, l);
|
2009-03-03 15:06:34 +01:00
|
|
|
snprintf(argadd, sizeof(argadd),
|
|
|
|
"%ld", l);
|
2008-04-19 16:45:31 +02:00
|
|
|
x[0] = *mode_ptr;
|
2002-12-17 00:06:46 +01:00
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
} else {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2002-12-17 00:06:46 +01:00
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
Req->argv[arg_arg][0] = '\0';
|
|
|
|
arg_arg++;
|
|
|
|
} else {
|
2013-01-13 16:52:00 +01:00
|
|
|
#ifdef STRICT_RFC
|
|
|
|
/* Only send error message in "strict" mode,
|
|
|
|
* this is how ircd2.11 and others behave ... */
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Origin), Req->command);
|
2013-01-13 16:52:00 +01:00
|
|
|
#endif
|
2009-03-03 16:33:40 +01:00
|
|
|
goto chan_exit;
|
2008-04-19 16:45:31 +02:00
|
|
|
}
|
|
|
|
break;
|
2011-01-10 12:15:05 +01:00
|
|
|
case 'O': /* IRC operators only */
|
2012-08-04 14:19:58 +02:00
|
|
|
if (set) {
|
2011-01-10 12:15:05 +01:00
|
|
|
/* Only IRC operators are allowed to
|
|
|
|
* set the 'O' channel mode! */
|
2012-08-04 14:19:58 +02:00
|
|
|
if(is_oper || is_machine)
|
|
|
|
x[0] = 'O';
|
|
|
|
else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2011-01-10 12:15:05 +01:00
|
|
|
ERR_NOPRIVILEGES_MSG,
|
|
|
|
Client_ID(Origin));
|
2012-08-04 14:19:58 +02:00
|
|
|
} else if(is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op)
|
|
|
|
x[0] = 'O';
|
|
|
|
else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2012-08-04 14:19:58 +02:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
|
|
|
break;
|
2008-04-19 16:45:31 +02:00
|
|
|
case 'P': /* Persistent channel */
|
2012-08-04 14:19:58 +02:00
|
|
|
if (set) {
|
2008-04-19 16:45:31 +02:00
|
|
|
/* Only IRC operators are allowed to
|
|
|
|
* set the 'P' channel mode! */
|
2012-08-04 14:19:58 +02:00
|
|
|
if(is_oper || is_machine)
|
|
|
|
x[0] = 'P';
|
|
|
|
else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_NOPRIVILEGES_MSG,
|
|
|
|
Client_ID(Origin));
|
2012-08-04 14:19:58 +02:00
|
|
|
} else if(is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op)
|
|
|
|
x[0] = 'P';
|
|
|
|
else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2008-04-19 16:45:31 +02:00
|
|
|
break;
|
|
|
|
/* --- Channel user modes --- */
|
2012-08-04 14:19:58 +02:00
|
|
|
case 'q': /* Owner */
|
|
|
|
case 'a': /* Channel admin */
|
2012-10-06 19:52:00 +02:00
|
|
|
if(!is_oper && !is_machine && !is_owner && !is_admin) {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2012-10-06 19:52:00 +02:00
|
|
|
ERR_CHANOPPRIVTOOLOW_MSG,
|
2011-08-01 23:30:55 +02:00
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
|
|
|
goto chan_exit;
|
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
case 'o': /* Channel operator */
|
2012-08-04 14:19:58 +02:00
|
|
|
if(!is_oper && !is_machine && !is_owner &&
|
|
|
|
!is_admin && !is_op) {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2012-08-04 14:19:58 +02:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
|
|
|
goto chan_exit;
|
|
|
|
}
|
|
|
|
case 'h': /* Half Op */
|
|
|
|
if(!is_oper && !is_machine && !is_owner &&
|
|
|
|
!is_admin && !is_op) {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2012-08-04 14:19:58 +02:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
|
|
|
goto chan_exit;
|
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
case 'v': /* Voice */
|
|
|
|
if (arg_arg > mode_arg) {
|
2012-08-04 14:19:58 +02:00
|
|
|
if (is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op || is_halfop) {
|
2008-04-19 16:45:31 +02:00
|
|
|
client = Client_Search(Req->argv[arg_arg]);
|
|
|
|
if (client)
|
|
|
|
x[0] = *mode_ptr;
|
|
|
|
else
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_NOSUCHNICK_MSG,
|
2012-08-04 14:19:58 +02:00
|
|
|
Client_ID(Origin),
|
2009-03-03 15:06:34 +01:00
|
|
|
Req->argv[arg_arg]);
|
2008-04-19 16:45:31 +02:00
|
|
|
} else {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2005-02-27 21:09:44 +01:00
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
Req->argv[arg_arg][0] = '\0';
|
|
|
|
arg_arg++;
|
|
|
|
} else {
|
2013-01-13 16:52:00 +01:00
|
|
|
#ifdef STRICT_RFC
|
|
|
|
/* Report an error to the client, when a user
|
|
|
|
* mode should be changed but no nickname is
|
|
|
|
* given. But don't do it when not in "strict"
|
|
|
|
* mode, because most other servers don't do
|
|
|
|
* it as well and some clients send "wired"
|
|
|
|
* MODE commands like "MODE #chan -ooo nick". */
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_NEEDMOREPARAMS_MSG,
|
|
|
|
Client_ID(Origin), Req->command);
|
2013-01-13 16:52:00 +01:00
|
|
|
#endif
|
2009-03-03 16:33:40 +01:00
|
|
|
goto chan_exit;
|
2008-04-19 16:45:31 +02:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
/* --- Channel lists --- */
|
|
|
|
case 'I': /* Invite lists */
|
|
|
|
case 'b': /* Ban lists */
|
2012-01-21 19:59:57 +01:00
|
|
|
case 'e': /* Channel exception lists */
|
2012-01-15 14:33:04 +01:00
|
|
|
if (Mode_Limit_Reached(Client, mode_arg_count++))
|
2012-01-06 17:42:52 +01:00
|
|
|
goto chan_exit;
|
2008-04-19 16:45:31 +02:00
|
|
|
if (arg_arg > mode_arg) {
|
|
|
|
/* modify list */
|
2012-08-04 14:19:58 +02:00
|
|
|
if (is_oper || is_machine || is_owner ||
|
|
|
|
is_admin || is_op || is_halfop) {
|
2009-09-11 00:44:41 +02:00
|
|
|
connected = set
|
2012-01-21 19:27:03 +01:00
|
|
|
? Add_To_List(*mode_ptr, Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
Client, Channel,
|
|
|
|
Req->argv[arg_arg])
|
2012-01-21 19:27:03 +01:00
|
|
|
: Del_From_List(*mode_ptr, Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
Client, Channel,
|
|
|
|
Req->argv[arg_arg]);
|
2008-04-19 14:16:17 +02:00
|
|
|
} else {
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
ERR_CHANOPRIVSNEEDED_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Channel_Name(Channel));
|
2002-12-16 11:52:53 +01:00
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
Req->argv[arg_arg][0] = '\0';
|
|
|
|
arg_arg++;
|
|
|
|
} else {
|
2012-01-21 19:59:57 +01:00
|
|
|
switch (*mode_ptr) {
|
|
|
|
case 'I':
|
2008-04-19 16:45:31 +02:00
|
|
|
Channel_ShowInvites(Origin, Channel);
|
2012-01-21 19:59:57 +01:00
|
|
|
break;
|
|
|
|
case 'b':
|
2008-04-19 16:45:31 +02:00
|
|
|
Channel_ShowBans(Origin, Channel);
|
2012-01-21 19:59:57 +01:00
|
|
|
break;
|
|
|
|
case 'e':
|
|
|
|
Channel_ShowExcepts(Origin, Channel);
|
|
|
|
break;
|
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
default:
|
2011-08-01 22:30:00 +02:00
|
|
|
if (Client_Type(Client) != CLIENT_SERVER) {
|
|
|
|
Log(LOG_DEBUG,
|
|
|
|
"Unknown mode \"%c%c\" from \"%s\" on %s!?",
|
|
|
|
set ? '+' : '-', *mode_ptr,
|
|
|
|
Client_ID(Origin), Channel_Name(Channel));
|
2013-08-06 23:37:21 +02:00
|
|
|
connected = IRC_WriteErrClient(Origin,
|
2012-01-09 23:18:39 +01:00
|
|
|
ERR_UNKNOWNMODE_MSG,
|
|
|
|
Client_ID(Origin), *mode_ptr,
|
|
|
|
Channel_Name(Channel));
|
2011-08-01 22:30:00 +02:00
|
|
|
x[0] = '\0';
|
|
|
|
} else {
|
|
|
|
Log(LOG_DEBUG,
|
|
|
|
"Handling unknown mode \"%c%c\" from \"%s\" on %s ...",
|
|
|
|
set ? '+' : '-', *mode_ptr,
|
|
|
|
Client_ID(Origin), Channel_Name(Channel));
|
|
|
|
x[0] = *mode_ptr;
|
|
|
|
}
|
|
|
|
}
|
2008-04-19 16:45:31 +02:00
|
|
|
|
2009-09-11 00:44:41 +02:00
|
|
|
if (!connected)
|
2008-04-19 16:45:31 +02:00
|
|
|
break;
|
2002-12-15 16:51:24 +01:00
|
|
|
|
|
|
|
/* Is there a valid mode change? */
|
2008-04-19 16:45:31 +02:00
|
|
|
if (!x[0])
|
|
|
|
continue;
|
2002-02-28 00:26:21 +01:00
|
|
|
|
2003-01-21 22:04:16 +01:00
|
|
|
/* Validate target client */
|
2008-04-19 16:45:31 +02:00
|
|
|
if (client && (!Channel_IsMemberOf(Channel, client))) {
|
2013-08-06 23:37:21 +02:00
|
|
|
if (!IRC_WriteErrClient(Origin, ERR_USERNOTINCHANNEL_MSG,
|
|
|
|
Client_ID(Origin),
|
|
|
|
Client_ID(client),
|
|
|
|
Channel_Name(Channel)))
|
2009-03-03 15:06:34 +01:00
|
|
|
break;
|
2003-01-21 22:04:16 +01:00
|
|
|
continue;
|
|
|
|
}
|
|
|
|
|
2008-04-19 16:51:42 +02:00
|
|
|
if (client) {
|
|
|
|
/* Channel-User-Mode */
|
2009-03-03 15:06:34 +01:00
|
|
|
retval = set
|
|
|
|
? Channel_UserModeAdd(Channel, client, x[0])
|
|
|
|
: Channel_UserModeDel(Channel, client, x[0]);
|
2008-04-19 16:58:00 +02:00
|
|
|
if (retval) {
|
|
|
|
strlcat(the_args, " ", sizeof(the_args));
|
2009-03-03 15:06:34 +01:00
|
|
|
strlcat(the_args, Client_ID(client),
|
|
|
|
sizeof(the_args));
|
2008-04-19 16:58:00 +02:00
|
|
|
strlcat(the_modes, x, sizeof(the_modes));
|
2009-03-03 15:06:34 +01:00
|
|
|
LogDebug
|
|
|
|
("User \"%s\": Mode change on %s, now \"%s\"",
|
|
|
|
Client_Mask(client), Channel_Name(Channel),
|
|
|
|
Channel_UserModes(Channel, client));
|
2008-04-19 16:51:42 +02:00
|
|
|
}
|
|
|
|
} else {
|
|
|
|
/* Channel-Mode */
|
2009-03-03 15:06:34 +01:00
|
|
|
retval = set
|
|
|
|
? Channel_ModeAdd(Channel, x[0])
|
|
|
|
: Channel_ModeDel(Channel, x[0]);
|
2008-04-19 16:58:00 +02:00
|
|
|
if (retval) {
|
|
|
|
strlcat(the_modes, x, sizeof(the_modes));
|
2009-03-03 15:06:34 +01:00
|
|
|
LogDebug("Channel %s: Mode change, now \"%s\".",
|
|
|
|
Channel_Name(Channel),
|
|
|
|
Channel_Modes(Channel));
|
2002-02-28 00:26:21 +01:00
|
|
|
}
|
2002-12-17 00:06:46 +01:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Are there additional arguments to add? */
|
2008-04-19 16:45:31 +02:00
|
|
|
if (argadd[0]) {
|
|
|
|
strlcat(the_args, " ", sizeof(the_args));
|
|
|
|
strlcat(the_args, argadd, sizeof(the_args));
|
2002-12-17 00:06:46 +01:00
|
|
|
}
|
2002-02-28 00:26:21 +01:00
|
|
|
}
|
2009-03-03 15:06:34 +01:00
|
|
|
|
|
|
|
chan_exit:
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Are there changed modes? */
|
2008-02-24 19:44:41 +01:00
|
|
|
if (the_modes[1]) {
|
2002-12-15 17:29:18 +01:00
|
|
|
/* Clean up mode string */
|
2008-02-24 19:44:41 +01:00
|
|
|
len = strlen(the_modes) - 1;
|
|
|
|
if ((the_modes[len] == '+') || (the_modes[len] == '-'))
|
|
|
|
the_modes[len] = '\0';
|
2002-12-15 17:29:18 +01:00
|
|
|
|
2008-02-24 19:44:41 +01:00
|
|
|
if (Client_Type(Client) == CLIENT_SERVER) {
|
2008-11-14 00:42:58 +01:00
|
|
|
/* MODE requests for local channels from other servers
|
|
|
|
* are definitely invalid! */
|
|
|
|
if (Channel_IsLocal(Channel)) {
|
|
|
|
Log(LOG_ALERT, "Got remote MODE command for local channel!? Ignored.");
|
|
|
|
return CONNECTED;
|
|
|
|
}
|
|
|
|
|
|
|
|
/* Forward mode changes to channel users and all the
|
|
|
|
* other remote servers: */
|
2009-03-03 15:06:34 +01:00
|
|
|
IRC_WriteStrServersPrefix(Client, Origin,
|
|
|
|
"MODE %s %s%s", Channel_Name(Channel),
|
|
|
|
the_modes, the_args);
|
|
|
|
IRC_WriteStrChannelPrefix(Client, Channel, Origin,
|
|
|
|
false, "MODE %s %s%s", Channel_Name(Channel),
|
|
|
|
the_modes, the_args);
|
2008-02-24 19:44:41 +01:00
|
|
|
} else {
|
|
|
|
if (use_servermode)
|
|
|
|
Origin = Client_ThisServer();
|
2002-12-15 16:51:24 +01:00
|
|
|
/* Send reply to client and inform other servers and channel users */
|
2009-09-11 00:44:41 +02:00
|
|
|
connected = IRC_WriteStrClientPrefix(Client, Origin,
|
2009-03-03 15:06:34 +01:00
|
|
|
"MODE %s %s%s", Channel_Name(Channel),
|
|
|
|
the_modes, the_args);
|
2008-11-14 00:42:58 +01:00
|
|
|
/* Only forward requests for non-local channels */
|
|
|
|
if (!Channel_IsLocal(Channel))
|
|
|
|
IRC_WriteStrServersPrefix(Client, Origin,
|
|
|
|
"MODE %s %s%s", Channel_Name(Channel),
|
|
|
|
the_modes, the_args);
|
|
|
|
IRC_WriteStrChannelPrefix(Client, Channel, Origin,
|
|
|
|
false, "MODE %s %s%s", Channel_Name(Channel),
|
|
|
|
the_modes, the_args);
|
2002-02-28 00:26:21 +01:00
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2009-09-11 00:44:41 +02:00
|
|
|
return connected;
|
2002-12-15 16:51:24 +01:00
|
|
|
} /* Channel_Mode */
|
2002-02-28 00:26:21 +01:00
|
|
|
|
2013-08-02 01:48:13 +02:00
|
|
|
/**
|
|
|
|
* Handler for the IRC "AWAY" command.
|
|
|
|
*
|
|
|
|
* @param Client The client from which this command has been received.
|
|
|
|
* @param Req Request structure with prefix and all parameters.
|
|
|
|
* @return CONNECTED or DISCONNECTED.
|
|
|
|
*/
|
2005-03-19 19:43:48 +01:00
|
|
|
GLOBAL bool
|
2002-05-27 15:09:26 +02:00
|
|
|
IRC_AWAY( CLIENT *Client, REQUEST *Req )
|
2002-02-28 00:26:21 +01:00
|
|
|
{
|
2013-08-02 01:48:13 +02:00
|
|
|
assert (Client != NULL);
|
|
|
|
assert (Req != NULL);
|
|
|
|
|
|
|
|
if (Req->argc == 1 && Req->argv[0][0]) {
|
|
|
|
Client_SetAway(Client, Req->argv[0]);
|
|
|
|
Client_ModeAdd(Client, 'a');
|
|
|
|
IRC_WriteStrServersPrefix(Client, Client, "MODE %s :+a",
|
|
|
|
Client_ID( Client));
|
|
|
|
return IRC_WriteStrClient(Client, RPL_NOWAWAY_MSG,
|
|
|
|
Client_ID( Client));
|
|
|
|
} else {
|
|
|
|
Client_ModeDel(Client, 'a');
|
|
|
|
IRC_WriteStrServersPrefix(Client, Client, "MODE %s :-a",
|
|
|
|
Client_ID( Client));
|
|
|
|
return IRC_WriteStrClient(Client, RPL_UNAWAY_MSG,
|
|
|
|
Client_ID( Client));
|
2002-02-28 00:26:21 +01:00
|
|
|
}
|
|
|
|
} /* IRC_AWAY */
|
|
|
|
|
2012-01-15 19:07:15 +01:00
|
|
|
/**
|
2012-01-21 19:27:03 +01:00
|
|
|
* Add entries to channel invite, ban and exception lists.
|
2012-01-15 19:07:15 +01:00
|
|
|
*
|
2012-01-21 19:59:57 +01:00
|
|
|
* @param what Can be 'I' for invite, 'b' for ban, and 'e' for exception list.
|
2012-01-15 19:07:15 +01:00
|
|
|
* @param Prefix The originator of the command.
|
|
|
|
* @param Client The sender of the command.
|
|
|
|
* @param Channel The channel of which the list should be modified.
|
|
|
|
* @param Pattern The pattern to add to the list.
|
|
|
|
* @return CONNECTED or DISCONNECTED.
|
|
|
|
*/
|
2005-07-31 22:13:07 +02:00
|
|
|
static bool
|
2012-01-21 19:27:03 +01:00
|
|
|
Add_To_List(char what, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel,
|
|
|
|
const char *Pattern)
|
2002-09-08 02:51:28 +02:00
|
|
|
{
|
2013-04-20 01:19:03 +02:00
|
|
|
char mask[MASK_LEN];
|
2012-03-12 22:27:55 +01:00
|
|
|
struct list_head *list = NULL;
|
2012-01-23 21:51:38 +01:00
|
|
|
long int current_count;
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2012-01-15 19:07:15 +01:00
|
|
|
assert(Client != NULL);
|
|
|
|
assert(Channel != NULL);
|
|
|
|
assert(Pattern != NULL);
|
2012-01-21 19:59:57 +01:00
|
|
|
assert(what == 'I' || what == 'b' || what == 'e');
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2013-04-20 01:19:03 +02:00
|
|
|
Lists_MakeMask(Pattern, mask, sizeof(mask));
|
2012-01-23 21:51:38 +01:00
|
|
|
current_count = Lists_Count(Channel_GetListInvites(Channel))
|
|
|
|
+ Lists_Count(Channel_GetListExcepts(Channel))
|
|
|
|
+ Lists_Count(Channel_GetListBans(Channel));
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2012-01-21 19:27:03 +01:00
|
|
|
switch(what) {
|
|
|
|
case 'I':
|
|
|
|
list = Channel_GetListInvites(Channel);
|
|
|
|
break;
|
|
|
|
case 'b':
|
|
|
|
list = Channel_GetListBans(Channel);
|
|
|
|
break;
|
2012-01-21 19:59:57 +01:00
|
|
|
case 'e':
|
|
|
|
list = Channel_GetListExcepts(Channel);
|
|
|
|
break;
|
2012-01-21 19:27:03 +01:00
|
|
|
}
|
2012-01-16 00:15:26 +01:00
|
|
|
|
|
|
|
if (Lists_CheckDupeMask(list, mask))
|
|
|
|
return CONNECTED;
|
2012-01-16 00:26:12 +01:00
|
|
|
if (Client_Type(Client) == CLIENT_USER &&
|
2012-01-23 21:51:38 +01:00
|
|
|
current_count >= MAX_HNDL_CHANNEL_LISTS)
|
2013-08-06 23:37:21 +02:00
|
|
|
return IRC_WriteErrClient(Client, ERR_LISTFULL_MSG,
|
2012-01-16 00:26:12 +01:00
|
|
|
Client_ID(Client),
|
|
|
|
Channel_Name(Channel), mask,
|
|
|
|
MAX_HNDL_CHANNEL_LISTS);
|
2012-01-16 00:15:26 +01:00
|
|
|
|
2012-01-21 19:27:03 +01:00
|
|
|
switch (what) {
|
|
|
|
case 'I':
|
|
|
|
if (!Channel_AddInvite(Channel, mask, false))
|
|
|
|
return CONNECTED;
|
|
|
|
break;
|
|
|
|
case 'b':
|
|
|
|
if (!Channel_AddBan(Channel, mask))
|
|
|
|
return CONNECTED;
|
|
|
|
break;
|
2012-01-21 19:59:57 +01:00
|
|
|
case 'e':
|
|
|
|
if (!Channel_AddExcept(Channel, mask))
|
|
|
|
return CONNECTED;
|
|
|
|
break;
|
2012-01-15 19:07:15 +01:00
|
|
|
}
|
2012-01-16 00:15:26 +01:00
|
|
|
return Send_ListChange(true, what, Prefix, Client, Channel, mask);
|
2008-04-19 14:02:54 +02:00
|
|
|
}
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2012-01-15 19:07:15 +01:00
|
|
|
/**
|
2013-08-04 13:33:10 +02:00
|
|
|
* Delete entries from channel invite, ban and exception lists.
|
2012-01-15 19:07:15 +01:00
|
|
|
*
|
2012-01-21 19:59:57 +01:00
|
|
|
* @param what Can be 'I' for invite, 'b' for ban, and 'e' for exception list.
|
2012-01-15 19:07:15 +01:00
|
|
|
* @param Prefix The originator of the command.
|
|
|
|
* @param Client The sender of the command.
|
|
|
|
* @param Channel The channel of which the list should be modified.
|
|
|
|
* @param Pattern The pattern to add to the list.
|
|
|
|
* @return CONNECTED or DISCONNECTED.
|
|
|
|
*/
|
2005-07-31 22:13:07 +02:00
|
|
|
static bool
|
2012-01-21 19:27:03 +01:00
|
|
|
Del_From_List(char what, CLIENT *Prefix, CLIENT *Client, CHANNEL *Channel,
|
|
|
|
const char *Pattern)
|
2002-09-08 02:51:28 +02:00
|
|
|
{
|
2013-04-20 01:19:03 +02:00
|
|
|
char mask[MASK_LEN];
|
2012-03-12 22:27:55 +01:00
|
|
|
struct list_head *list = NULL;
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2012-01-15 19:07:15 +01:00
|
|
|
assert(Client != NULL);
|
|
|
|
assert(Channel != NULL);
|
|
|
|
assert(Pattern != NULL);
|
2012-01-21 19:59:57 +01:00
|
|
|
assert(what == 'I' || what == 'b' || what == 'e');
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2013-04-20 01:19:03 +02:00
|
|
|
Lists_MakeMask(Pattern, mask, sizeof(mask));
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2012-01-21 19:27:03 +01:00
|
|
|
switch (what) {
|
|
|
|
case 'I':
|
|
|
|
list = Channel_GetListInvites(Channel);
|
|
|
|
break;
|
|
|
|
case 'b':
|
|
|
|
list = Channel_GetListBans(Channel);
|
|
|
|
break;
|
2012-01-21 19:59:57 +01:00
|
|
|
case 'e':
|
|
|
|
list = Channel_GetListExcepts(Channel);
|
|
|
|
break;
|
2012-01-21 19:27:03 +01:00
|
|
|
}
|
2012-01-16 00:15:26 +01:00
|
|
|
|
|
|
|
if (!Lists_CheckDupeMask(list, mask))
|
|
|
|
return CONNECTED;
|
|
|
|
Lists_Del(list, mask);
|
2012-01-15 19:07:15 +01:00
|
|
|
|
2012-01-16 00:15:26 +01:00
|
|
|
return Send_ListChange(false, what, Prefix, Client, Channel, mask);
|
2008-04-19 14:12:06 +02:00
|
|
|
}
|
2002-09-08 03:16:58 +02:00
|
|
|
|
2012-01-16 00:15:26 +01:00
|
|
|
/**
|
2012-01-21 19:59:57 +01:00
|
|
|
* Send information about changed channel invite/ban/exception lists to clients.
|
2012-01-16 00:15:26 +01:00
|
|
|
*
|
|
|
|
* @param IsAdd true if the list item has been added, false otherwise.
|
|
|
|
* @param ModeChar The mode to use (e. g. 'b' or 'I')
|
|
|
|
* @param Prefix The originator of the mode list change.
|
|
|
|
* @param Client The sender of the command.
|
|
|
|
* @param Channel The channel of which the list has been modified.
|
|
|
|
* @param Mask The mask which has been added or removed.
|
|
|
|
* @return CONNECTED or DISCONNECTED.
|
|
|
|
*/
|
2005-07-31 22:13:07 +02:00
|
|
|
static bool
|
2012-01-16 00:15:26 +01:00
|
|
|
Send_ListChange(const bool IsAdd, const char ModeChar, CLIENT *Prefix,
|
|
|
|
CLIENT *Client, CHANNEL *Channel, const char *Mask)
|
2002-09-08 03:16:58 +02:00
|
|
|
{
|
2012-01-16 00:15:26 +01:00
|
|
|
bool ok = true;
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2012-01-16 00:15:26 +01:00
|
|
|
/* Send confirmation to the client */
|
|
|
|
if (Client_Type(Client) == CLIENT_USER)
|
|
|
|
ok = IRC_WriteStrClientPrefix(Client, Prefix, "MODE %s %c%c %s",
|
|
|
|
Channel_Name(Channel),
|
|
|
|
IsAdd ? '+' : '-',
|
|
|
|
ModeChar, Mask);
|
2002-09-08 03:16:58 +02:00
|
|
|
|
2009-04-21 08:40:10 +02:00
|
|
|
/* to other servers */
|
2012-01-16 00:15:26 +01:00
|
|
|
IRC_WriteStrServersPrefix(Client, Prefix, "MODE %s %c%c %s",
|
|
|
|
Channel_Name(Channel), IsAdd ? '+' : '-',
|
|
|
|
ModeChar, Mask);
|
2002-09-08 03:16:58 +02:00
|
|
|
|
2009-04-21 08:40:10 +02:00
|
|
|
/* and local users in channel */
|
2012-01-16 00:15:26 +01:00
|
|
|
IRC_WriteStrChannelPrefix(Client, Channel, Prefix, false,
|
|
|
|
"MODE %s %c%c %s", Channel_Name(Channel),
|
|
|
|
IsAdd ? '+' : '-', ModeChar, Mask );
|
|
|
|
|
2002-09-08 03:16:58 +02:00
|
|
|
return ok;
|
|
|
|
} /* Send_ListChange */
|
2002-09-08 02:51:28 +02:00
|
|
|
|
2002-02-28 00:26:21 +01:00
|
|
|
/* -eof- */
|