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/* strongSwan KLIPS starter
* Copyright (C) 2001-2002 Mathieu Lafon - Arkoon Network Security
*
* 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. See <http://www.fsf.org/copyleft/gpl.txt>.
*
* 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.
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <stdlib.h>
#include <freeswan.h>
#include "../pluto/constants.h"
#include "../pluto/defs.h"
#include "../pluto/log.h"
#include "files.h"
bool
starter_klips_init(void)
{
struct stat stb;
if (stat(PROC_KLIPS, &stb) != 0)
{
/* ipsec module makes the pf_key proc interface visible */
if (stat(PROC_MODULES, &stb) == 0)
{
ignore_result(system("modprobe -qv ipsec"));
}
/* now test again */
if (stat(PROC_KLIPS, &stb) != 0)
{
DBG(DBG_CONTROL,
DBG_log("kernel appears to lack the KLIPS IPsec stack")
)
return FALSE;
}
}
/* load crypto algorithm modules */
ignore_result(system("modprobe -qv ipsec_aes"));
ignore_result(system("modprobe -qv ipsec_blowfish"));
ignore_result(system("modprobe -qv ipsec_sha2"));
DBG(DBG_CONTROL,
DBG_log("Found KLIPS IPsec stack")
)
return TRUE;
}
void
starter_klips_cleanup(void)
{
if (system("type eroute > /dev/null 2>&1") == 0)
{
ignore_result(system("spi --clear"));
ignore_result(system("eroute --clear"));
}
else if (system("type setkey > /dev/null 2>&1") == 0)
{
ignore_result(system("setkey -F"));
ignore_result(system("setkey -FP"));
}
else
{
plog("WARNING: cannot flush IPsec state/policy database");
}
}
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