1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
|
/*
* lib/crypto/openssl/pbkdf2.c
*
* Copyright 2002, 2008, 2009 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* Export of this software from the United States of America may
* require a specific license from the United States Government.
* It is the responsibility of any person or organization contemplating
* export to obtain such a license before exporting.
*
* WITHIN THAT CONSTRAINT, permission to use, copy, modify, and
* distribute this software and its documentation for any purpose and
* without fee is hereby granted, provided that the above copyright
* notice appear in all copies and that both that copyright notice and
* this permission notice appear in supporting documentation, and that
* the name of M.I.T. not be used in advertising or publicity pertaining
* to distribution of the software without specific, written prior
* permission. Furthermore if you modify this software you must label
* your software as modified software and not distribute it in such a
* fashion that it might be confused with the original M.I.T. software.
* M.I.T. makes no representations about the suitability of
* this software for any purpose. It is provided "as is" without express
* or implied warranty.
*
*
* Implementation of PBKDF2 from RFC 2898.
* Not currently used; likely to be used when we get around to AES support.
*/
#include <ctype.h>
#include "k5-int.h"
#include "hash_provider.h"
#include <openssl/x509.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
krb5_error_code
krb5int_pbkdf2_hmac_sha1 (const krb5_data *out, unsigned long count,
const krb5_data *pass, const krb5_data *salt)
{
/*
* This is an implementation of PKCS#5 v2.0
* Does not return an error
*/
PKCS5_PBKDF2_HMAC_SHA1(pass->data, pass->length,
(unsigned char *)salt->data, salt->length, count,
out->length, (unsigned char *)out->data);
return 0;
}
|