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construct/modules/m_privs.cc
2016-08-26 08:50:11 -07:00

164 lines
5.1 KiB
C++

/*
* 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.
*/
using namespace ircd;
static const char privs_desc[] = "Provides the PRIVS command to inspect an operator's privileges";
static void m_privs(struct MsgBuf *msgbuf_p, client::client &client, client::client &source, int parc, const char *parv[]);
static void me_privs(struct MsgBuf *msgbuf_p, client::client &client, client::client &source, int parc, const char *parv[]);
static void mo_privs(struct MsgBuf *msgbuf_p, client::client &client, client::client &source, int parc, const char *parv[]);
struct Message privs_msgtab = {
"PRIVS", 0, 0, 0, 0,
{mg_unreg, {m_privs, 0}, mg_ignore, mg_ignore, {me_privs, 0}, {mo_privs, 0}}
};
mapi_clist_av1 privs_clist[] = {
&privs_msgtab,
NULL
};
/* XXX this is a copy, not so nice
*
* Sort of... it's int in newconf.c since oper confs don't need 64-bit wide flags.
* --Elizafox
*/
struct mode_table_
{
const char *name;
uint64_t mode;
};
/* there is no such table like this anywhere else */
static struct mode_table_ auth_client_table[] = {
{"resv_exempt", client::flags::EXEMPTRESV },
{"kline_exempt", client::flags::EXEMPTKLINE },
{"flood_exempt", client::flags::EXEMPTFLOOD },
{"spambot_exempt", client::flags::EXEMPTSPAMBOT },
{"shide_exempt", client::flags::EXEMPTSHIDE },
{"jupe_exempt", client::flags::EXEMPTJUPE },
{"extend_chans", client::flags::EXTENDCHANS },
{NULL, 0}
};
DECLARE_MODULE_AV2(privs, NULL, NULL, privs_clist, NULL, NULL, NULL, NULL, privs_desc);
static void show_privs(client::client &source, client::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 (is(*target_p, umode::OPER))
{
if (buf[0] != '\0')
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->flags & p->mode)
{
if (buf[0] != '\0')
rb_strlcat(buf, " ", sizeof buf);
rb_strlcat(buf, p->name, sizeof buf);
}
p++;
}
sendto_one_numeric(&source, RPL_PRIVS, form_str(RPL_PRIVS),
target_p->name, buf);
}
static void
me_privs(struct MsgBuf *msgbuf_p, client::client &client, client::client &source, int parc, const char *parv[])
{
client::client *target_p;
if (!is(source, umode::OPER) || parc < 2 || EmptyString(parv[1]))
return;
/* we cannot show privs for remote clients */
if((target_p = client::find_person(parv[1])) && my(*target_p))
show_privs(source, target_p);
}
static void
mo_privs(struct MsgBuf *msgbuf_p, client::client &client, client::client &source, int parc, const char *parv[])
{
client::client *target_p;
if (parc < 2 || EmptyString(parv[1]))
target_p = &source;
else
{
target_p = client::find_named_person(parv[1]);
if (target_p == NULL)
{
sendto_one_numeric(&source, ERR_NOSUCHNICK,
form_str(ERR_NOSUCHNICK), parv[1]);
return;
}
}
if (my(*target_p))
show_privs(source, target_p);
else
sendto_one(target_p, ":%s ENCAP %s PRIVS %s",
get_id(&source, target_p),
target_p->servptr->name,
use_id(target_p));
}
static void
m_privs(struct MsgBuf *msgbuf_p, client::client &client, client::client &source, int parc, const char *parv[])
{
if (parc >= 2 && !EmptyString(parv[1]) &&
irccmp(parv[1], source.name)) {
sendto_one_numeric(&source, ERR_NOPRIVILEGES,
form_str(ERR_NOPRIVILEGES));
return;
}
show_privs(source, &source);
}