Source/charon/transforms/signers/signer.c

   1 /**
   2  * @file signer.c
   3  *
   4  * @brief Implementation of generic signer_t constructor.
   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 #include "signer.h"
  24
  25 #include <transforms/signers/hmac_signer.h>
  26
  27 /**
  28  * string mappings for integrity_algorithm_t
  29  */
  30 mapping_t integrity_algorithm_m[] = {
  31         {AUTH_UNDEFINED, "AUTH_UNDEFINED"},
  32         {AUTH_HMAC_MD5_96, "AUTH_HMAC_MD5_96"},
  33         {AUTH_HMAC_SHA1_96, "AUTH_HMAC_SHA1_96"},
  34         {AUTH_DES_MAC, "AUTH_DES_MAC"},
  35         {AUTH_KPDK_MD5, "AUTH_KPDK_MD5"},
  36         {AUTH_AES_XCBC_96, "AUTH_AES_XCBC_96"},
  37         {MAPPING_END, NULL}
  38 };
  39
  40 signer_t *signer_create(integrity_algorithm_t integrity_algorithm)
  41 {
  42         switch(integrity_algorithm)
  43         {
  44                 case AUTH_HMAC_SHA1_96:
  45                 {
  46                         return ((signer_t *) hmac_signer_create(HASH_SHA1));
  47                 }
  48                 case AUTH_HMAC_MD5_96:
  49                 {
  50                         return ((signer_t *) hmac_signer_create(HASH_MD5));
  51                 }
  52
  53                 default:
  54                         return NULL;
  55         }
  56 }