src/libpts/tcg/tcg_pts_attr_dh_nonce_params_resp.h

   1 /*
   2  * Copyright (C) 2011 Sansar Choinyambuu
   3  * HSR Hochschule fuer Technik Rapperswil
   4  *
   5  * This program is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License as published by the
   7  * Free Software Foundation; either version 2 of the License, or (at your
   8  * option) any later version.  See <http://www.fsf.org/copyleft/gpl.txt>.
   9  *
  10  * This program is distributed in the hope that it will be useful, but
  11  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  12  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  13  * for more details.
  14  */
  15
  16 /**
  17  * @defgroup tcg_pts_attr_dh_nonce_params_resp tcg_pts_attr_dh_nonce_params_resp
  18  * @{ @ingroup tcg_pts_attr_dh_nonce_params_resp
  19  */
  20
  21 #ifndef TCG_PTS_ATTR_DH_NONCE_PARAMS_RESP_H_
  22 #define TCG_PTS_ATTR_DH_NONCE_PARAMS_RESP_H_
  23
  24 typedef struct tcg_pts_attr_dh_nonce_params_resp_t tcg_pts_attr_dh_nonce_params_resp_t;
  25
  26 #include "tcg_attr.h"
  27 #include "pa_tnc/pa_tnc_attr.h"
  28 #include "tcg_pts_attr_dh_nonce_params_req.h"
  29 #include "pts/pts_meas_algo.h"
  30
  31 /**
  32  * Class implementing the TCG PTS DH Nonce Parameters Response Attribute
  33  */
  34 struct tcg_pts_attr_dh_nonce_params_resp_t {
  35
  36         /**
  37          * Public PA-TNC attribute interface
  38          */
  39         pa_tnc_attr_t pa_tnc_attribute;
  40
  41         /**
  42          * Get nonce length
  43          *
  44          * @return                              Length of nonce
  45          */
  46         u_int8_t (*get_nonce_len)(tcg_pts_attr_dh_nonce_params_resp_t *this);
  47
  48         /**
  49          * Get selected Diffie Hellman Group
  50          *
  51          * @return                              Selected Diffie Hellman Group
  52          */
  53         pts_dh_group_t (*get_dh_group)(tcg_pts_attr_dh_nonce_params_resp_t *this);
  54
  55         /**
  56          * Get supported hash algorithms
  57          *
  58          * @return                              Hash algorithm set
  59          */
  60         pts_meas_algorithms_t (*get_hash_algo_set)(tcg_pts_attr_dh_nonce_params_resp_t *this);
  61
  62         /**
  63          * Get DH Responder Nonce
  64          *
  65          * @return                              DH Responder Nonce
  66          */
  67         chunk_t (*get_responder_nonce)(tcg_pts_attr_dh_nonce_params_resp_t *this);
  68
  69         /**
  70          * Get DH Responder Public Value
  71          *
  72          * @return                              DH Responder Public Value
  73          */
  74         chunk_t (*get_responder_pub_val)(tcg_pts_attr_dh_nonce_params_resp_t *this);
  75
  76 };
  77
  78 /**
  79  * Creates an tcg_pts_attr_dh_nonce_params_resp_t object
  80  *
  81  * @param nonce_len                                     Length of nonce
  82  * @param dh_group                                      Selected DH group
  83  * @param hash_algo_set                         Set of supported hash algorithms
  84  * @param responder_nonce                       DH Responder Nonce
  85  * @param responder_pub_val                     DH Responder Public value
  86  */
  87 pa_tnc_attr_t* tcg_pts_attr_dh_nonce_params_resp_create(u_int8_t nonce_len,
  88                                                                                                 pts_dh_group_t dh_group,
  89                                                                                                 pts_meas_algorithms_t hash_algo_set,
  90                                                                                                 chunk_t responder_nonce,
  91                                                                                                 chunk_t responder_pub_val);
  92
  93 /**
  94  * Creates an tcg_pts_attr_dh_nonce_params_resp_t object from received data
  95  *
  96  * @param value                                         unparsed attribute value
  97  */
  98 pa_tnc_attr_t* tcg_pts_attr_dh_nonce_params_resp_create_from_data(chunk_t value);
  99
 100 #endif /** TCG_PTS_ATTR_DH_NONCE_PARAMS_RESP_H_ @}*/