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/*
* Copyright (C) 2013 Martin Willi
* Copyright (C) 2013 revosec AG
*
* 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 "systime_fix_validator.h"
#include <errno.h>
#include <time.h>
#include <daemon.h>
typedef struct private_systime_fix_validator_t private_systime_fix_validator_t;
/**
* Private data of an systime_fix_validator_t object.
*/
struct private_systime_fix_validator_t {
/**
* Public systime_fix_validator_t interface.
*/
systime_fix_validator_t public;
/**
* Timestamp where we start to consider system time valid
*/
time_t threshold;
};
METHOD(cert_validator_t, check_lifetime, status_t,
private_systime_fix_validator_t *this, certificate_t *cert,
int pathlen, bool anchor, auth_cfg_t *auth)
{
if (time(NULL) < this->threshold)
{
/* our system time seems to be invalid, accept certificate */
if (pathlen)
{ /* report only once per validated chain */
DBG1(DBG_CFG, "system time out of sync, skipping certificate "
"lifetime check");
}
return SUCCESS;
}
/* validate this certificate normally */
return NEED_MORE;
}
METHOD(systime_fix_validator_t, destroy, void,
private_systime_fix_validator_t *this)
{
free(this);
}
/**
* See header
*/
systime_fix_validator_t *systime_fix_validator_create(time_t threshold)
{
private_systime_fix_validator_t *this;
INIT(this,
.public = {
.validator = {
.check_lifetime = _check_lifetime,
},
.destroy = _destroy,
},
.threshold = threshold,
);
return &this->public;
}
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