NetBSD/usr.sbin/pppd/plugins/minconn/minconn.c

47 lines
1.2 KiB
C

/*
* minconn.c - pppd plugin to implement a `minconnect' option.
*
* Copyright 1999 Paul Mackerras.
*
* Redistribution and use in source and binary forms are permitted
* provided that the above copyright notice and this paragraph are
* duplicated in all such forms. 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 ``AS IS'' AND WITHOUT ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
* WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE.
*/
#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;
}