include/reactos/libs/gnutls/nettle/pbkdf2.h

   1 /* pbkdf2.h
   2  *
   3  * PKCS #5 password-based key derivation function PBKDF2, see RFC 2898.
   4  */
   5
   6 /* nettle, low-level cryptographics library
   7  *
   8  * Copyright (C) 2012 Simon Josefsson
   9  *
  10  * The nettle library is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU Lesser General Public License as published by
  12  * the Free Software Foundation; either version 2.1 of the License, or (at your
  13  * option) any later version.
  14  *
  15  * The nettle library is distributed in the hope that it will be useful, but
  16  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  17  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  18  * License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public License
  21  * along with the nettle library; see the file COPYING.LIB.  If not, write to
  22  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  23  * MA 02111-1301, USA.
  24  */
  25
  26 #ifndef NETTLE_PBKDF2_H_INCLUDED
  27 #define NETTLE_PBKDF2_H_INCLUDED
  28
  29 #include "nettle-meta.h"
  30
  31 #ifdef __cplusplus
  32 extern "C" {
  33 #endif
  34
  35 /* Namespace mangling */
  36 #define pbkdf2 nettle_pbkdf2
  37 #define pbkdf2_hmac_sha1 nettle_pbkdf2_hmac_sha1
  38 #define pbkdf2_hmac_sha256 nettle_pbkdf2_hmac_sha256
  39
  40         void
  41          pbkdf2(void *mac_ctx,
  42                 nettle_hash_update_func * update,
  43                 nettle_hash_digest_func * digest,
  44                 unsigned digest_size, unsigned iterations,
  45                 unsigned salt_length, const uint8_t * salt,
  46                 unsigned length, uint8_t * dst);
  47
  48 #define PBKDF2(ctx, update, digest, digest_size,                        \
  49                iterations, salt_length, salt, length, dst)              \
  50   (0 ? ((update)((ctx), 0, (uint8_t *) 0),                              \
  51         (digest)((ctx), 0, (uint8_t *) 0))                              \
  52    : pbkdf2 ((ctx),                                                     \
  53              (nettle_hash_update_func *)(update),                       \
  54              (nettle_hash_digest_func *)(digest),                       \
  55              (digest_size), (iterations),                               \
  56              (salt_length), (salt), (length), (dst)))
  57
  58 /* PBKDF2 with specific PRFs. */
  59
  60         void
  61          pbkdf2_hmac_sha1(unsigned key_length, const uint8_t * key,
  62                           unsigned iterations,
  63                           unsigned salt_length, const uint8_t * salt,
  64                           unsigned length, uint8_t * dst);
  65
  66         void
  67          pbkdf2_hmac_sha256(unsigned key_length, const uint8_t * key,
  68                             unsigned iterations,
  69                             unsigned salt_length, const uint8_t * salt,
  70                             unsigned length, uint8_t * dst);
  71
  72 #ifdef __cplusplus
  73 }
  74 #endif
  75 #endif                          /* NETTLE_PBKDF2_H_INCLUDED */