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/*
* minconn.c - pppd plugin to implement a `minconnect' option.
*
* Copyright (c) 1999 Paul Mackerras. All rights reserved.
*
* 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(s) of the authors of this software must not be used to
* endorse or promote products derived from this software without
* prior written permission.
*
* 4. Redistributions of any form whatsoever must retain the following
* acknowledgment:
* "This product includes software developed by Paul Mackerras
* <paulus@samba.org>".
*
* THE AUTHORS OF THIS SOFTWARE DISCLAIM ALL WARRANTIES WITH REGARD TO
* THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS, IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY
* SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
* AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <stddef.h>
#include <time.h>
#include "pppd.h"
char pppd_version[] = VERSION;
static int minconnect = 0;
static option_t my_options[] = {
{ "minconnect", o_int, &minconnect,
"Set minimum connect time before idle timeout applies" },
{ NULL }
};
static int my_get_idle(struct ppp_idle *idle)
{
time_t t;
if (idle == NULL)
return minconnect? minconnect: idle_time_limit;
t = idle->xmit_idle;
if (idle->recv_idle < t)
t = idle->recv_idle;
return idle_time_limit - t;
}
void plugin_init(void)
{
info("plugin_init");
add_options(my_options);
idle_time_hook = my_get_idle;
}
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