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/*
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* m_flags.c: Implements comstud-style mode flags.
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*
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* Copyright 2002 by W. Campbell and the ircd-hybrid development team
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* 1.Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2.Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3.The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id: m_flags.c 801 2006-08-30 16:54:25Z adx $
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*/
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/* List of ircd includes from ../include/ */
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#include "stdinc.h"
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#include "conf/conf.h"
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#include "handlers.h"
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#include "client.h"
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#include "common.h" /* FALSE bleah */
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#include "ircd.h"
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#include "numeric.h"
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#include "server.h"
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#include "send.h"
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#include "msg.h"
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#include "parse.h"
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#include "user.h" /* send_umode_out() */
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static void m_flags(struct Client *, struct Client *, int, char *[]);
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static void mo_flags(struct Client *, struct Client *, int, char *[]);
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static char *set_flags_to_string(struct Client *);
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static char *unset_flags_to_string(struct Client *);
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struct Message flags_msgtab = {
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"FLAGS", 0, 0, 0, 0, MFLG_SLOW, 0,
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{m_unregistered, m_flags, m_ignore, m_ignore, mo_flags, m_ignore}
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};
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INIT_MODULE(m_flags, "$Revision: 801 $")
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{
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mod_add_cmd(&flags_msgtab);
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}
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CLEANUP_MODULE
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{
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mod_del_cmd(&flags_msgtab);
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}
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/* FLAGS requires it's own mini parser, since the last parameter in it can
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* contain a number of FLAGS. CS handles FLAGS mode1 mode2 OR
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* FLAGS :mode1 mode2, but not both mixed.
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*
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* The best way to match a flag to a mode is with a simple table
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*/
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static struct FlagTable
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{
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const char *name;
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unsigned int mode;
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int oper;
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} flag_table[] = {
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/* name mode it represents oper only? */
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{ "OWALLOPS", UMODE_OPERWALL, 1 },
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{ "SWALLOPS", UMODE_WALLOP, 0 },
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{ "STATSNOTICES", UMODE_SPY, 1 },
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/* We don't have a separate OKILL and SKILL modes */
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{ "OKILLS", UMODE_SKILL, 0 },
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{ "SKILLS", UMODE_SKILL, 0 },
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{ "SNOTICES", UMODE_SERVNOTICE, 0 },
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/* We don't have separate client connect and disconnect modes */
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{ "CLICONNECTS", UMODE_CCONN, 1 },
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{ "CLIDISCONNECTS", UMODE_CCONN, 1 },
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/* I'm taking a wild guess here... */
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{ "THROTTLES", UMODE_REJ, 1 },
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#if 0
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/* This one is special...controlled via an oper block option */
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{ "NICKCHANGES", UMODE_NCHANGE, 1 },
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/* NICKCHANGES must be checked for separately */
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#endif
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/* I'm assuming this is correct... */
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{ "IPMISMATCHES", UMODE_UNAUTH, 1 },
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{ "LWALLOPS", UMODE_LOCOPS, 1 },
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/* These aren't separate on Hybrid */
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{ "CONNECTS", UMODE_EXTERNAL, 1 },
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{ "SQUITS", UMODE_EXTERNAL, 1 },
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/* Now we have our Hybrid specific flags */
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{ "FULL", UMODE_FULL, 1 },
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/* Not in CS, but we might as well put it here */
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{ "INVISIBLE", UMODE_INVISIBLE, 0 },
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{ "BOTS", UMODE_BOTS, 1 },
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{ "CALLERID", UMODE_CALLERID, 0 },
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{ "UNAUTH", UMODE_UNAUTH, 1 },
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{ "DEBUG", UMODE_DEBUG, 1 },
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{ NULL, 0, 0 }
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};
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/* We won't control CALLERID or INVISIBLE in here */
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#define FL_ALL_USER_FLAGS (UMODE_WALLOP | UMODE_SKILL | UMODE_SERVNOTICE )
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/* and we don't control NCHANGES here either */
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#define FL_ALL_OPER_FLAGS (FL_ALL_USER_FLAGS | UMODE_CCONN | UMODE_REJ |\
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UMODE_FULL | UMODE_SPY | UMODE_DEBUG |\
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UMODE_OPERWALL | UMODE_BOTS | UMODE_EXTERNAL |\
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UMODE_UNAUTH | UMODE_LOCOPS )
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/* m_flags()
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*
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* parv[0] = sender prefix
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* parv[1] = parameter
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*/
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static void
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m_flags(struct Client *client_p, struct Client *source_p,
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int parc, char *parv[])
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{
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int i,j;
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int isadd;
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int isgood;
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unsigned int setflags;
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char *p;
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char *flag;
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if (parc < 2)
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{
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/* Generate a list of what flags you have and what you are missing,
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** and send it to the user
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*/
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sendto_one(source_p, ":%s NOTICE %s :Current flags:%s",
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me.name, parv[0], set_flags_to_string(source_p));
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sendto_one(source_p, ":%s NOTICE %s :Current missing flags:%s",
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me.name, parv[0], unset_flags_to_string(source_p));
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return;
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}
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/* Preserve the current flags */
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setflags = source_p->umodes;
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/* XXX - change this to support a multiple last parameter like ISON */
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for (i = 1; i < parc; i++)
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{
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for (flag = strtoken(&p, parv[i], " "); flag;
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flag = strtoken(&p, NULL, " "))
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{
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/* We default to being in ADD mode */
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isadd = 1;
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/* We default to being in BAD mode */
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isgood = 0;
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if (!isalpha(*flag))
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{
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if (*flag == '-')
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isadd = 0;
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else if (*flag == '+')
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isadd = 1;
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++flag;
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}
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/* support ALL here */
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if (!irccmp(flag, "ALL"))
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{
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if (isadd)
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source_p->umodes |= FL_ALL_USER_FLAGS;
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else
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source_p->umodes &= ~FL_ALL_USER_FLAGS;
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sendto_one(source_p, ":%s NOTICE %s :Current flags:%s",
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me.name, parv[0], set_flags_to_string(source_p));
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sendto_one(source_p, ":%s NOTICE %s :Current missing flags:%s",
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me.name, parv[0], unset_flags_to_string(source_p));
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send_umode_out(client_p, source_p, setflags);
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return;
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}
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for (j = 0; flag_table[j].name; j++)
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{
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if (!flag_table[j].oper && !irccmp(flag, flag_table[j].name))
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{
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if (isadd)
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source_p->umodes |= flag_table[j].mode;
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else
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source_p->umodes &= ~flag_table[j].mode;
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isgood = 1;
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continue;
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}
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}
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/* This for ended without matching a valid FLAG, here is where
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* I want to operate differently than ircd-comstud, and just ignore
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* the invalid flag, send a warning and go on.
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*/
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if (!isgood)
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sendto_one(source_p, ":%s NOTICE %s :Invalid FLAGS: %s (IGNORING)",
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me.name, parv[0], flag);
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}
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}
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/* All done setting the flags, print the notices out to the user
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* telling what flags they have and what flags they are missing
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*/
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sendto_one(source_p, ":%s NOTICE %s :Current flags:%s",
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me.name, parv[0], set_flags_to_string(source_p));
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sendto_one(source_p, ":%s NOTICE %s :Current missing flags:%s",
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me.name, parv[0], unset_flags_to_string(source_p));
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send_umode_out(client_p, source_p, setflags);
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}
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/* mo_flags()
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*
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* parv[0] = sender prefix
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* parv[1] = parameter
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*/
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static void
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mo_flags(struct Client *client_p, struct Client *source_p,
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int parc, char *parv[])
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{
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int i,j;
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int isadd;
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int isgood;
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unsigned int setflags;
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char *p;
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char *flag;
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if (parc < 2)
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{
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/* Generate a list of what flags you have and what you are missing,
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** and send it to the user
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*/
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sendto_one(source_p, ":%s NOTICE %s :Current flags:%s",
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me.name, parv[0], set_flags_to_string(source_p));
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sendto_one(source_p, ":%s NOTICE %s :Current missing flags:%s",
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me.name, parv[0], unset_flags_to_string(source_p));
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return;
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}
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/* Preserve the current flags */
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setflags = source_p->umodes;
|
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/* XXX - change this to support a multiple last parameter like ISON */
|
| 260 |
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for (i = 1; i < parc; i++)
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{
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for (flag = strtoken(&p, parv[i], " "); flag;
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flag = strtoken(&p, NULL, " "))
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{
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/* We default to being in ADD mode */
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isadd = 1;
|
| 268 |
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/* We default to being in BAD mode */
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isgood = 0;
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| 271 |
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if (!isalpha(*flag))
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{
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if (*flag == '-')
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isadd = 0;
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| 276 |
else if (*flag == '+')
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isadd = 1;
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++flag;
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}
|
| 280 |
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/* support ALL here */
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if (!irccmp(flag, "ALL"))
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{
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| 284 |
if (isadd)
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source_p->umodes |= FL_ALL_OPER_FLAGS;
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else
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source_p->umodes &= ~FL_ALL_OPER_FLAGS;
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sendto_one(source_p, ":%s NOTICE %s :Current flags:%s",
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me.name, parv[0], set_flags_to_string(source_p));
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sendto_one(source_p, ":%s NOTICE %s :Current missing flags:%s",
|
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me.name, parv[0], unset_flags_to_string(source_p));
|
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send_umode_out(client_p, source_p, setflags);
|
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return;
|
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}
|
| 295 |
|
| 296 |
if (!irccmp(flag, "NICKCHANGES"))
|
| 297 |
{
|
| 298 |
if (!IsOperN(source_p))
|
| 299 |
{
|
| 300 |
sendto_one(source_p,
|
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":%s NOTICE %s :*** You have no nick_changes flag;",
|
| 302 |
me.name,parv[0]);
|
| 303 |
continue;
|
| 304 |
}
|
| 305 |
if (isadd)
|
| 306 |
source_p->umodes |= UMODE_NCHANGE;
|
| 307 |
else
|
| 308 |
source_p->umodes &= ~UMODE_NCHANGE;
|
| 309 |
isgood = 1;
|
| 310 |
continue;
|
| 311 |
}
|
| 312 |
|
| 313 |
for (j = 0; flag_table[j].name; j++)
|
| 314 |
{
|
| 315 |
if (!irccmp(flag, flag_table[j].name))
|
| 316 |
{
|
| 317 |
if (isadd)
|
| 318 |
source_p->umodes |= flag_table[j].mode;
|
| 319 |
else
|
| 320 |
source_p->umodes &= ~ (flag_table[j].mode);
|
| 321 |
isgood = 1;
|
| 322 |
continue;
|
| 323 |
}
|
| 324 |
}
|
| 325 |
/* This for ended without matching a valid FLAG, here is where
|
| 326 |
* I want to operate differently than ircd-comstud, and just ignore
|
| 327 |
* the invalid flag, send a warning and go on.
|
| 328 |
*/
|
| 329 |
if (!isgood)
|
| 330 |
sendto_one(source_p, ":%s NOTICE %s :Invalid FLAGS: %s (IGNORING)",
|
| 331 |
me.name, parv[0], flag);
|
| 332 |
}
|
| 333 |
}
|
| 334 |
|
| 335 |
/* All done setting the flags, print the notices out to the user
|
| 336 |
** telling what flags they have and what flags they are missing
|
| 337 |
*/
|
| 338 |
sendto_one(source_p, ":%s NOTICE %s :Current flags:%s",
|
| 339 |
me.name, parv[0], set_flags_to_string(source_p));
|
| 340 |
sendto_one(source_p, ":%s NOTICE %s :Current missing flags:%s",
|
| 341 |
me.name, parv[0], unset_flags_to_string(source_p));
|
| 342 |
|
| 343 |
send_umode_out(client_p, source_p, setflags);
|
| 344 |
}
|
| 345 |
|
| 346 |
static char *
|
| 347 |
set_flags_to_string(struct Client *client_p)
|
| 348 |
{
|
| 349 |
/* XXX - list all flags that we have set on the client */
|
| 350 |
static char setflags[IRCD_BUFSIZE + 1];
|
| 351 |
int i;
|
| 352 |
|
| 353 |
/* Clear it to begin with, we'll be doing a lot of ircsprintf's */
|
| 354 |
setflags[0] = '\0';
|
| 355 |
|
| 356 |
/* Unlike unset_flags_to_string(), we don't have to care about oper
|
| 357 |
** flags and not showing them
|
| 358 |
*/
|
| 359 |
|
| 360 |
for (i = 0; flag_table[i].name; i++)
|
| 361 |
{
|
| 362 |
if (client_p->umodes & flag_table[i].mode)
|
| 363 |
{
|
| 364 |
ircsprintf(setflags, "%s %s", setflags, flag_table[i].name);
|
| 365 |
}
|
| 366 |
}
|
| 367 |
|
| 368 |
#if 0
|
| 369 |
if (IsOper(client_p) && IsOperN(client_p))
|
| 370 |
{
|
| 371 |
#endif
|
| 372 |
/* You can only be set +NICKCHANGES if you are an oper and
|
| 373 |
* IsOperN(client_p) is true
|
| 374 |
*/
|
| 375 |
if (client_p->umodes & UMODE_NCHANGE)
|
| 376 |
{
|
| 377 |
ircsprintf(setflags, "%s %s", setflags, "NICKCHANGES");
|
| 378 |
}
|
| 379 |
#if 0
|
| 380 |
}
|
| 381 |
#endif
|
| 382 |
return setflags;
|
| 383 |
}
|
| 384 |
|
| 385 |
static char *
|
| 386 |
unset_flags_to_string(struct Client *client_p)
|
| 387 |
{
|
| 388 |
/* Inverse of above */
|
| 389 |
/* XXX - list all flags that we do NOT have set on the client */
|
| 390 |
static char setflags[IRCD_BUFSIZE + 1];
|
| 391 |
int i, isoper;
|
| 392 |
|
| 393 |
/* Clear it to begin with, we'll be doing a lot of ircsprintf's */
|
| 394 |
setflags[0] = '\0';
|
| 395 |
|
| 396 |
isoper = IsOper(client_p) != 0;
|
| 397 |
|
| 398 |
for (i = 0; flag_table[i].name; i++)
|
| 399 |
{
|
| 400 |
if (!(client_p->umodes & flag_table[i].mode))
|
| 401 |
{
|
| 402 |
if (!isoper && flag_table[i].oper)
|
| 403 |
continue;
|
| 404 |
|
| 405 |
ircsprintf(setflags, "%s %s", setflags,
|
| 406 |
flag_table[i].name);
|
| 407 |
}
|
| 408 |
}
|
| 409 |
|
| 410 |
if (IsOper(client_p) && IsOperN(client_p))
|
| 411 |
{
|
| 412 |
if (!(client_p->umodes & UMODE_NCHANGE))
|
| 413 |
{
|
| 414 |
ircsprintf(setflags, "%s %s", setflags, "NICKCHANGES");
|
| 415 |
}
|
| 416 |
}
|
| 417 |
|
| 418 |
return setflags;
|
| 419 |
}
|
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