cryb-to/lib/oath/cryb_oath_key_destroy.c
Dag-Erling Smørgrav 48fc358df7 Major cleanup and API overhaul.
- The API has been redesigned so the caller is now responsible for allocating storage.
- A few more macros and typedefs have been added to clean up the namespace.
- Key parameter validation has been strengthened.
2018-04-26 01:31:35 +02:00

51 lines
1.8 KiB
C

/*-
* Copyright (c) 2013 The University of Oslo
* Copyright (c) 2018 Dag-Erling Smørgrav
* 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 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 BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "cryb/impl.h"
#include <sys/mman.h>
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <cryb/memset_s.h>
#include <cryb/oath.h>
/*
* Wipes an OATH key structure.
*/
void
oath_key_destroy(oath_key *key)
{
if (key != NULL)
memset_s(key, 0, sizeof *key, sizeof *key);
}