459 lines
12 KiB
C
459 lines
12 KiB
C
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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 28681 2015-10-02 16:49:39Z androsyn $
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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 "ratbox_lib.h"
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#include "struct.h"
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#include "client.h"
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#include "common.h"
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#include "ircd.h"
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#include "match.h"
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#include "numeric.h"
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#include "s_conf.h"
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#include "s_log.h"
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#include "s_serv.h"
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#include "send.h"
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#include "parse.h"
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#include "modules.h"
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#include "s_user.h" /* send_umode_out() */
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#include "s_newconf.h"
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static int m_flags(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
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static int mo_flags(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
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static char *set_flags_to_string(struct Client *client_p);
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static char *unset_flags_to_string(struct Client *client_p);
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struct Message test_msgtab = {
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"FLAGS", 0, 0, 0, MFLG_SLOW,
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{mg_unreg, {m_flags, 0}, {m_flags, 0}, mg_ignore, mg_ignore, {mo_flags, 0}}
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};
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mapi_clist_av1 test_clist[] = { &test_msgtab, NULL };
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DECLARE_MODULE_AV1(test, NULL, NULL, test_clist, NULL, NULL, "$Revision: 28681 $");
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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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struct FlagTable
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{
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const char *name;
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int mode;
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int oper;
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};
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/* *INDENT-OFF* */
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static struct FlagTable flag_table[] = {
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/* name mode it represents oper only? */
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#if 0
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/* This one is special...controlled via an oper block option */
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{ "OWALLOPS", UMODE_OPERWALL, 1 },
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#endif
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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_SERVNOTICE, 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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/* *INDENT-ON* */
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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_BOTS | UMODE_EXTERNAL |\
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UMODE_UNAUTH | UMODE_LOCOPS )
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/*
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** m_flags
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** parv[0] = sender prefix
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** parv[1] = parameter
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*/
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static int
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m_flags(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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int i, j;
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int isadd;
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int setflags;
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int isgood;
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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 1;
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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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char *s = LOCAL_COPY(parv[i]);
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for(flag = rb_strtok_r(s, " ", &p); flag; flag = rb_strtok_r(NULL, " ", &p))
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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[0]))
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{
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if(flag[0] == '-')
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isadd = 0;
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else if(flag[0] == '+')
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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 1;
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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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return 0;
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}
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/*
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** mo_flags
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** parv[0] = sender prefix
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** parv[1] = parameter
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*/
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static int
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mo_flags(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
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{
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int i, j;
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int isadd;
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int setflags;
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int isgood;
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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 1;
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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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char *s = LOCAL_COPY(parv[i]);
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for(flag = rb_strtok_r(s, " ", &p); flag; flag = rb_strtok_r(NULL, " ", &p))
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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[0]))
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{
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if(flag[0] == '-')
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isadd = 0;
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else if(flag[0] == '+')
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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_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 1;
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}
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if(!irccmp(flag, "NICKCHANGES"))
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{
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if(!IsOperN(source_p))
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{
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sendto_one(source_p,
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":%s NOTICE %s :*** You need oper and N flag for +n",
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me.name, parv[0]);
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continue;
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}
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if(isadd)
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source_p->umodes |= UMODE_NCHANGE;
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else
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source_p->umodes &= ~UMODE_NCHANGE;
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isgood = 1;
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continue;
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}
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if(!irccmp(flag, "OWALLOPS"))
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{
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if(!IsOperOperwall(source_p))
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{
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sendto_one(source_p,
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":%s NOTICE %s :*** You need oper and operwall flag for +z",
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me.name, parv[0]);
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continue;
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}
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if(isadd)
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source_p->umodes |= UMODE_OPERWALL;
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else
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source_p->umodes &= ~UMODE_OPERWALL;
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isgood = 1;
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continue;
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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(!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",
|
||
|
|
me.name, parv[0], set_flags_to_string(source_p));
|
||
|
|
sendto_one(source_p, ":%s NOTICE %s :Current missing flags:%s",
|
||
|
|
me.name, parv[0], unset_flags_to_string(source_p));
|
||
|
|
|
||
|
|
send_umode_out(client_p, source_p, setflags);
|
||
|
|
return 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static char *
|
||
|
|
set_flags_to_string(struct Client *client_p)
|
||
|
|
{
|
||
|
|
/* XXX - list all flags that we have set on the client */
|
||
|
|
static char setflags[BUFSIZE + 1];
|
||
|
|
int i;
|
||
|
|
|
||
|
|
/* Clear it to begin with, we'll be doing a lot of rb_sprintf's */
|
||
|
|
setflags[0] = '\0';
|
||
|
|
|
||
|
|
/* Unlike unset_flags_to_string(), we don't have to care about oper
|
||
|
|
** flags and not showing them
|
||
|
|
*/
|
||
|
|
|
||
|
|
if(client_p->umodes & UMODE_OPERWALL)
|
||
|
|
{
|
||
|
|
rb_sprintf(setflags, "%s %s", setflags, "OWALLOPS");
|
||
|
|
}
|
||
|
|
|
||
|
|
for(i = 0; flag_table[i].name; i++)
|
||
|
|
{
|
||
|
|
if(client_p->umodes & flag_table[i].mode)
|
||
|
|
{
|
||
|
|
rb_sprintf(setflags, "%s %s", setflags, flag_table[i].name);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
#if 0
|
||
|
|
if(IsOper(client_p) && IsOperN(client_p))
|
||
|
|
{
|
||
|
|
#endif
|
||
|
|
/* You can only be set +NICKCHANGES if you are an oper and
|
||
|
|
** IsOperN(client_p) is true
|
||
|
|
*/
|
||
|
|
if(client_p->umodes & UMODE_NCHANGE)
|
||
|
|
{
|
||
|
|
rb_sprintf(setflags, "%s %s", setflags, "NICKCHANGES");
|
||
|
|
}
|
||
|
|
#if 0
|
||
|
|
}
|
||
|
|
#endif
|
||
|
|
|
||
|
|
return setflags;
|
||
|
|
}
|
||
|
|
|
||
|
|
static char *
|
||
|
|
unset_flags_to_string(struct Client *client_p)
|
||
|
|
{
|
||
|
|
/* Inverse of above */
|
||
|
|
/* XXX - list all flags that we do NOT have set on the client */
|
||
|
|
static char setflags[BUFSIZE + 1];
|
||
|
|
int i, isoper;
|
||
|
|
|
||
|
|
/* Clear it to begin with, we'll be doing a lot of rb_sprintf's */
|
||
|
|
setflags[0] = '\0';
|
||
|
|
|
||
|
|
if(IsOper(client_p))
|
||
|
|
isoper = 1;
|
||
|
|
else
|
||
|
|
isoper = 0;
|
||
|
|
|
||
|
|
if(IsOper(client_p) && IsOperOperwall(client_p))
|
||
|
|
{
|
||
|
|
if(!(client_p->umodes & UMODE_OPERWALL))
|
||
|
|
{
|
||
|
|
rb_sprintf(setflags, "%s %s", setflags, "OWALLOPS");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
for(i = 0; flag_table[i].name; i++)
|
||
|
|
{
|
||
|
|
if(!(client_p->umodes & flag_table[i].mode))
|
||
|
|
{
|
||
|
|
if(!isoper && flag_table[i].oper)
|
||
|
|
continue;
|
||
|
|
rb_sprintf(setflags, "%s %s", setflags, flag_table[i].name);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
if(IsOper(client_p) && IsOperN(client_p))
|
||
|
|
{
|
||
|
|
if(!(client_p->umodes & UMODE_NCHANGE))
|
||
|
|
{
|
||
|
|
rb_sprintf(setflags, "%s %s", setflags, "NICKCHANGES");
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
return setflags;
|
||
|
|
}
|