lib/auth/srp.h

   1 /*
   2  * Copyright (C) 2001-2012 Free Software Foundation, Inc.
   3  *
   4  * Author: Nikos Mavrogiannopoulos
   5  *
   6  * This file is part of GnuTLS.
   7  *
   8  * The GnuTLS 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 3 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 License
  19  * along with this program.  If not, see <http://www.gnu.org/licenses/>
  20  *
  21  */
  22
  23 #ifndef AUTH_SRP_H
  24 #define AUTH_SRP_H
  25
  26 #include <gnutls_auth.h>
  27
  28 typedef struct gnutls_srp_client_credentials_st
  29 {
  30   char *username;
  31   char *password;
  32   gnutls_srp_client_credentials_function *get_function;
  33 } srp_client_credentials_st;
  34
  35 typedef struct gnutls_srp_server_credentials_st
  36 {
  37   char *password_file;
  38   char *password_conf_file;
  39   /* callback function, instead of reading the
  40    * password files.
  41    */
  42   gnutls_srp_server_credentials_function *pwd_callback;
  43 } srp_server_cred_st;
  44
  45 /* these structures should not use allocated data */
  46 typedef struct srp_server_auth_info_st
  47 {
  48   char username[MAX_USERNAME_SIZE + 1];
  49 } *srp_server_auth_info_t;
  50
  51 #ifdef ENABLE_SRP
  52
  53 int _gnutls_proc_srp_server_hello (gnutls_session_t state,
  54                                    const uint8_t * data, size_t data_size);
  55 int _gnutls_gen_srp_server_hello (gnutls_session_t state, uint8_t * data,
  56                                   size_t data_size);
  57
  58 int _gnutls_gen_srp_server_kx (gnutls_session_t, gnutls_buffer_st*);
  59 int _gnutls_gen_srp_client_kx (gnutls_session_t, gnutls_buffer_st*);
  60
  61 int _gnutls_proc_srp_server_kx (gnutls_session_t, uint8_t *, size_t);
  62 int _gnutls_proc_srp_client_kx (gnutls_session_t, uint8_t *, size_t);
  63
  64 typedef struct srp_server_auth_info_st srp_server_auth_info_st;
  65
  66 #endif /* ENABLE_SRP */
  67
  68 #endif