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/*
* ircd-hybrid: an advanced, lightweight Internet Relay Chat Daemon (ircd)
*
* Copyright (c) 1997-2018 ircd-hybrid development team
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301
* USA
*/
/*! \file m_ison.c
* \brief Includes required functions for processing the ISON command.
* \version $Id: m_ison.c 8440 2018-03-29 13:14:41Z michael $
*/
#include "stdinc.h"
#include "client.h"
#include "irc_string.h"
#include "ircd.h"
#include "numeric.h"
#include "send.h"
#include "parse.h"
#include "modules.h"
/*! \brief ISON command handler
*
* \param source_p Pointer to allocated Client struct from which the message
* originally comes from. This can be a local or remote client.
* \param parc Integer holding the number of supplied arguments.
* \param parv Argument vector where parv[0] .. parv[parc-1] are non-NULL
* pointers.
* \note Valid arguments for this command are:
* - parv[0] = command
* - parv[1] = space-separated list of nicknames
*/
static int
m_ison(struct Client *source_p, int parc, char *parv[])
{
char *p = NULL;
char *current_insert_point = NULL;
char buf[IRCD_BUFSIZE];
int len, cut = 0;
len = snprintf(buf, sizeof(buf), numeric_form(RPL_ISON), me.name, source_p->name);
current_insert_point = buf + len;
for (const char *name = strtok_r(parv[1], " ", &p); name;
name = strtok_r(NULL, " ", &p))
{
const struct Client *target_p;
if ((target_p = find_person(source_p, name)))
{
len = strlen(target_p->name);
if ((current_insert_point + (len + 5)) < (buf + sizeof(buf)))
{
cut = 1;
strlcpy(current_insert_point, target_p->name, len + 1);
current_insert_point += len;
*current_insert_point++ = ' ';
}
else
break;
}
}
*(current_insert_point - cut) = '\0';
sendto_one(source_p, "%s", buf);
return 0;
}
static struct Message ison_msgtab =
{
.cmd = "ISON",
.args_min = 2,
.args_max = 1,
.handlers[UNREGISTERED_HANDLER] = m_unregistered,
.handlers[CLIENT_HANDLER] = m_ison,
.handlers[SERVER_HANDLER] = m_ignore,
.handlers[ENCAP_HANDLER] = m_ignore,
.handlers[OPER_HANDLER] = m_ison
};
static void
module_init(void)
{
mod_add_cmd(&ison_msgtab);
}
static void
module_exit(void)
{
mod_del_cmd(&ison_msgtab);
}
struct module module_entry =
{
.version = "$Revision: 8440 $",
.modinit = module_init,
.modexit = module_exit,
};
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