elemental-ircd/modules/m_privs.c

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/*
* m_privs.c: Shows effective operator privileges
*
* Copyright (C) 2008 Jilles Tjoelker
* Copyright (C) 2008 charybdis development team
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* 1.Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2.Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3.The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#include "stdinc.h"
#include "client.h"
#include "common.h"
#include "numeric.h"
#include "send.h"
#include "msg.h"
#include "parse.h"
#include "modules.h"
#include "s_conf.h"
#include "s_newconf.h"
static int me_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
static int mo_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[]);
struct Message privs_msgtab = {
"PRIVS", 0, 0, 0, MFLG_SLOW,
{mg_unreg, mg_not_oper, mg_ignore, mg_ignore, {me_privs, 0}, {mo_privs, 0}}
};
mapi_clist_av1 privs_clist[] = {
&privs_msgtab,
NULL
};
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/* XXX this is a copy, not so nice */
struct mode_table
{
const char *name;
int mode;
};
/* there is no such table like this anywhere else */
static struct mode_table auth_client_table[] = {
{"resv_exempt", FLAGS2_EXEMPTRESV },
{"kline_exempt", FLAGS2_EXEMPTKLINE },
{"flood_exempt", FLAGS2_EXEMPTFLOOD },
{"spambot_exempt", FLAGS2_EXEMPTSPAMBOT },
{"shide_exempt", FLAGS2_EXEMPTSHIDE },
{"jupe_exempt", FLAGS2_EXEMPTJUPE },
{NULL, 0}
};
DECLARE_MODULE_AV1(privs, NULL, NULL, privs_clist, NULL, NULL, "");
static void show_privs(struct Client *source_p, struct Client *target_p)
{
char buf[512];
struct mode_table *p;
buf[0] = '\0';
if (target_p->localClient->privset)
rb_strlcat(buf, target_p->localClient->privset->privs, sizeof buf);
if (IsOper(target_p))
{
if (buf[0] != '\0')
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rb_strlcat(buf, " ", sizeof buf);
rb_strlcat(buf, "operator:", sizeof buf);
rb_strlcat(buf, target_p->localClient->opername, sizeof buf);
if (target_p->localClient->privset)
{
if (buf[0] != '\0')
rb_strlcat(buf, " ", sizeof buf);
rb_strlcat(buf, "privset:", sizeof buf);
rb_strlcat(buf, target_p->localClient->privset->name, sizeof buf);
}
}
p = &auth_client_table[0];
while (p->name != NULL)
{
if (target_p->flags2 & p->mode)
{
if (buf[0] != '\0')
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rb_strlcat(buf, " ", sizeof buf);
rb_strlcat(buf, p->name, sizeof buf);
}
p++;
}
sendto_one_numeric(source_p, RPL_PRIVS, form_str(RPL_PRIVS),
target_p->name, buf);
}
static int me_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *target_p;
if (!IsOper(source_p) || parc < 2 || EmptyString(parv[1]))
return 0;
/* we cannot show privs for remote clients */
if((target_p = find_person(parv[1])) && MyClient(target_p))
show_privs(source_p, target_p);
return 0;
}
static int mo_privs(struct Client *client_p, struct Client *source_p, int parc, const char *parv[])
{
struct Client *target_p;
if (parc < 2 || EmptyString(parv[1]))
target_p = source_p;
else
{
target_p = find_named_person(parv[1]);
if (target_p == NULL)
{
sendto_one_numeric(source_p, ERR_NOSUCHNICK,
form_str(ERR_NOSUCHNICK), parv[1]);
return 0;
}
}
if (MyClient(target_p))
show_privs(source_p, target_p);
else
sendto_one(target_p, ":%s ENCAP %s PRIVS %s",
get_id(source_p, target_p),
target_p->servptr->name,
use_id(target_p));
return 0;
}