lib/ext_safe_renegotiation.h

   1 /*
   2  * Copyright (C) 2009, 2010 Free Software Foundation, Inc.
   3  *
   4  * Author: Steve Dispensa (<dispensa@phonefactor.com>)
   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 2.1 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
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
  21  * USA
  22  *
  23  */
  24
  25 #ifndef EXT_SAFE_RENEGOTIATION_H
  26 #define EXT_SAFE_RENEGOTIATION_H
  27
  28 #include <gnutls_extensions.h>
  29
  30 typedef struct
  31 {
  32   uint8_t client_verify_data[MAX_VERIFY_DATA_SIZE];
  33   size_t client_verify_data_len;
  34   uint8_t server_verify_data[MAX_VERIFY_DATA_SIZE];
  35   size_t server_verify_data_len;
  36   uint8_t ri_extension_data[MAX_VERIFY_DATA_SIZE * 2];  /* max signal is 72 bytes in s->c sslv3 */
  37   size_t ri_extension_data_len;
  38
  39   int safe_renegotiation_received:1;
  40   int initial_negotiation_completed:1;
  41   int connection_using_safe_renegotiation:1;
  42 } sr_ext_st;
  43
  44 extern extension_entry_st ext_mod_sr;
  45
  46 int _gnutls_ext_sr_finished (gnutls_session_t session, void *vdata,
  47                              size_t vdata_size, int dir);
  48 int _gnutls_ext_sr_recv_cs (gnutls_session_t session);
  49 int _gnutls_ext_sr_verify (gnutls_session_t session);
  50 int _gnutls_ext_sr_send_cs (gnutls_session_t);
  51
  52 #endif /* EXT_SAFE_RENEGOTIATION_H */