lib/gnutls_hash_int.h

   1 /*
   2  * Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation
   3  *
   4  * Author: Nikos Mavroyanopoulos
   5  *
   6  * This file is part of GNUTLS.
   7  *
   8  * The GNUTLS library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public License
  10  * as published by the Free Software Foundation; either version 2.1 of
  11  * the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful, but
  14  * WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  21  * USA
  22  *
  23  */
  24
  25 #ifndef GNUTLS_HASH_INT_H
  26 # define GNUTLS_HASH_INT_H
  27
  28 #include <gnutls_int.h>
  29
  30 /* for message digests */
  31
  32 typedef struct
  33 {
  34   gc_hash_handle handle;
  35   gnutls_mac_algorithm_t algorithm;
  36   const void *key;
  37   int keysize;
  38 } mac_hd_st;
  39 typedef mac_hd_st *mac_hd_t;
  40 typedef mac_hd_t GNUTLS_HASH_HANDLE;
  41
  42 #define GNUTLS_HASH_FAILED NULL
  43 #define GNUTLS_MAC_FAILED NULL
  44
  45 mac_hd_t _gnutls_hmac_init (gnutls_mac_algorithm_t algorithm,
  46                             const void *key, int keylen);
  47 #define _gnutls_hmac_get_algo_len _gnutls_hash_get_algo_len
  48 #define _gnutls_hmac _gnutls_hash
  49 void _gnutls_hmac_deinit (mac_hd_t handle, void *digest);
  50
  51 mac_hd_t _gnutls_mac_init_ssl3 (gnutls_mac_algorithm_t algorithm, void *key,
  52                                 int keylen);
  53 void _gnutls_mac_deinit_ssl3 (mac_hd_t handle, void *digest);
  54
  55 GNUTLS_HASH_HANDLE _gnutls_hash_init (gnutls_mac_algorithm_t algorithm);
  56 int _gnutls_hash_get_algo_len (gnutls_mac_algorithm_t algorithm);
  57 int _gnutls_hash (GNUTLS_HASH_HANDLE handle, const void *text,
  58                   size_t textlen);
  59 void _gnutls_hash_deinit (GNUTLS_HASH_HANDLE handle, void *digest);
  60
  61 int _gnutls_ssl3_generate_random (void *secret, int secret_len,
  62                                   void *rnd, int random_len, int bytes,
  63                                   opaque * ret);
  64 int _gnutls_ssl3_hash_md5 (void *first, int first_len, void *second,
  65                            int second_len, int ret_len, opaque * ret);
  66
  67 void _gnutls_mac_deinit_ssl3_handshake (mac_hd_t handle, void *digest,
  68                                         opaque * key, uint32_t key_size);
  69
  70 GNUTLS_HASH_HANDLE _gnutls_hash_copy (GNUTLS_HASH_HANDLE handle);
  71
  72 #endif /* GNUTLS_HASH_INT_H */