Source/lib/crypto/hashers/hasher.c

   1 /**
   2  * @file hasher.c
   3  *
   4  * @brief Generic constructor for hasher_t.
   5  *
   6  */
   7
   8 /*
   9  * Copyright (C) 2005 Jan Hutter, Martin Willi
  10  * Hochschule fuer Technik Rapperswil
  11  *
  12  * This program is free software; you can redistribute it and/or modify it
  13  * under the terms of the GNU General Public License as published by the
  14  * Free Software Foundation; either version 2 of the License, or (at your
  15  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
  16  *
  17  * This program is distributed in the hope that it will be useful, but
  18  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  20  * for more details.
  21  */
  22
  23
  24 #include "hasher.h"
  25
  26 #include <crypto/hashers/sha1_hasher.h>
  27 #include <crypto/hashers/md5_hasher.h>
  28
  29 /**
  30  * String mappings for hash_algorithm_t.
  31  */
  32 mapping_t hash_algorithm_m[] = {
  33         {HASH_MD2,"HASH_MD2"},
  34         {HASH_MD5,"HASH_MD5"},
  35         {HASH_SHA1,"HASH_SHA1"},
  36         {HASH_SHA256,"HASH_SHA256"},
  37         {HASH_SHA384,"HASH_SHA384"},
  38         {HASH_SHA512,"HASH_SHA512"},
  39         {MAPPING_END, NULL}
  40 };
  41
  42 /*
  43  * Described in header.
  44  */
  45 hasher_t *hasher_create(hash_algorithm_t hash_algorithm)
  46 {
  47         switch (hash_algorithm)
  48         {
  49                 case HASH_SHA1:
  50                 {
  51                         return (hasher_t*)sha1_hasher_create();
  52                 }
  53                 case HASH_MD5:
  54                 {
  55                         return (hasher_t*)md5_hasher_create();
  56                 }
  57                 default:
  58                         return NULL;
  59         }
  60 }