lib/gnutls_anon_cred.c

   1 /*
   2  *      Copyright (C) 2001 Nikos Mavroyanopoulos
   3  *
   4  * This file is part of GNUTLS.
   5  *
   6  *  The GNUTLS library is free software; you can redistribute it and/or
   7  *  modify it under the terms of the GNU Lesser General Public
   8  *  License as published by the Free Software Foundation; either
   9  *  version 2.1 of the License, or (at your option) any later version.
  10  *
  11  *  This library is distributed in the hope that it will be useful,
  12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  *  Lesser General Public License for more details.
  15  *
  16  *  You should have received a copy of the GNU Lesser General Public
  17  *  License along with this library; if not, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307  USA
  19  *
  20  */
  21
  22 #include "gnutls_int.h"
  23 #include "gnutls_errors.h"
  24 #include "auth_anon.h"
  25
  26 #ifdef ENABLE_ANON
  27
  28 #include "gnutls_auth_int.h"
  29 #include "gnutls_dh.h"
  30 #include "gnutls_num.h"
  31 #include "gnutls_mpi.h"
  32
  33 static int anon_tmp;
  34
  35 /**
  36   * gnutls_anon_free_server_sc - Used to free an allocated GNUTLS_ANON_SERVER_CREDENTIALS structure
  37   * @sc: is an &GNUTLS_ANON_SERVER_CREDENTIALS structure.
  38   *
  39   * This structure is complex enough to manipulate directly thus
  40   * this helper function is provided in order to free (deallocate)
  41   * the structure.
  42   **/
  43 void gnutls_anon_free_server_sc( GNUTLS_ANON_SERVER_CREDENTIALS sc) {
  44
  45         gnutls_free( sc);
  46 }
  47
  48 /**
  49   * gnutls_anon_allocate_server_sc - Used to allocate an GNUTLS_ANON_SERVER CREDENTIALS structure
  50   * @sc: is a pointer to an &GNUTLS_ANON_SERVER_CREDENTIALS structure.
  51   *
  52   * This structure is complex enough to manipulate directly thus
  53   * this helper function is provided in order to allocate
  54   * the structure.
  55   **/
  56 int gnutls_anon_allocate_server_sc( GNUTLS_ANON_SERVER_CREDENTIALS *sc) {
  57
  58         *sc = gnutls_calloc( 1, sizeof(ANON_SERVER_CREDENTIALS_INT));
  59         (*sc)->dh_params = &_gnutls_dh_default_params;
  60
  61         return 0;
  62 }
  63
  64
  65 /**
  66   * gnutls_anon_free_client_sc - Used to free an allocated GNUTLS_ANON_CLIENT_CREDENTIALS structure
  67   * @sc: is an &GNUTLS_ANON_CLIENT_CREDENTIALS structure.
  68   *
  69   * This structure is complex enough to manipulate directly thus
  70   * this helper function is provided in order to free (deallocate)
  71   * the structure.
  72   **/
  73 void gnutls_anon_free_client_sc( GNUTLS_ANON_CLIENT_CREDENTIALS sc) {
  74         return;
  75 }
  76
  77
  78 /**
  79   * gnutls_allocate_anon_client_sc - Used to allocate an GNUTLS_ANON_CLIENT CREDENTIALS structure
  80   * @sc: is a pointer to an &GNUTLS_ANON_CLIENT_CREDENTIALS structure.
  81   *
  82   * This structure is complex enough to manipulate directly thus
  83   * this helper function is provided in order to allocate
  84   * the structure.
  85   **/
  86 int gnutls_anon_allocate_client_sc( GNUTLS_ANON_CLIENT_CREDENTIALS *sc) {
  87         /* anon_tmp is only there for *sc not to be null.
  88          * it is not used at all;
  89          */
  90         *sc = (void*) &anon_tmp;
  91
  92         return 0;
  93 }
  94
  95 #else /* No ANON: define stubs */
  96
  97 void gnutls_anon_free_server_sc( GNUTLS_ANON_SERVER_CREDENTIALS sc) {
  98         return;
  99 }
 100
 101 int gnutls_anon_allocate_server_sc( GNUTLS_ANON_SERVER_CREDENTIALS *sc) {
 102
 103         return GNUTLS_E_UNIMPLEMENTED_FEATURE;
 104 }
 105
 106 void gnutls_anon_free_client_sc( GNUTLS_ANON_CLIENT_CREDENTIALS sc) {
 107         return;
 108 }
 109
 110
 111 int gnutls_anon_allocate_client_sc( GNUTLS_ANON_CLIENT_CREDENTIALS *sc) {
 112         return GNUTLS_E_UNIMPLEMENTED_FEATURE;
 113 }
 114
 115 #endif