lib/gnutls_mpi.h

   1 /*
   2  * Copyright (C) 2000-2012 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 GNUTLS_MPI_H
  24 #define GNUTLS_MPI_H
  25
  26 #include <gnutls_int.h>
  27
  28 #include <crypto-backend.h>
  29
  30 extern int crypto_bigint_prio;
  31 extern gnutls_crypto_bigint_st _gnutls_mpi_ops;
  32
  33 bigint_t _gnutls_mpi_randomize (bigint_t, unsigned int bits,
  34                                 gnutls_rnd_level_t level);
  35
  36 #define _gnutls_mpi_new(x) _gnutls_mpi_ops.bigint_new(x)
  37 #define _gnutls_mpi_cmp(x,y) _gnutls_mpi_ops.bigint_cmp(x,y)
  38 #define _gnutls_mpi_cmp_ui(x,y) _gnutls_mpi_ops.bigint_cmp_ui(x,y)
  39 #define _gnutls_mpi_mod(x,y) _gnutls_mpi_ops.bigint_mod(x,y)
  40 #define _gnutls_mpi_set(x,y) _gnutls_mpi_ops.bigint_set(x,y)
  41 #define _gnutls_mpi_set_ui(x,y) _gnutls_mpi_ops.bigint_set_ui(x,y)
  42 #define _gnutls_mpi_get_nbits(x) _gnutls_mpi_ops.bigint_get_nbits(x)
  43 #define _gnutls_mpi_alloc_like(x) _gnutls_mpi_new(_gnutls_mpi_get_nbits(x))
  44 #define _gnutls_mpi_powm(x,y,z,w) _gnutls_mpi_ops.bigint_powm(x,y,z,w)
  45 #define _gnutls_mpi_addm(x,y,z,w) _gnutls_mpi_ops.bigint_addm(x,y,z,w)
  46 #define _gnutls_mpi_subm(x,y,z,w) _gnutls_mpi_ops.bigint_subm(x,y,z,w)
  47 #define _gnutls_mpi_mulm(x,y,z,w) _gnutls_mpi_ops.bigint_mulm(x,y,z,w)
  48 #define _gnutls_mpi_add(x,y,z) _gnutls_mpi_ops.bigint_add(x,y,z)
  49 #define _gnutls_mpi_sub(x,y,z) _gnutls_mpi_ops.bigint_sub(x,y,z)
  50 #define _gnutls_mpi_mul(x,y,z) _gnutls_mpi_ops.bigint_mul(x,y,z)
  51 #define _gnutls_mpi_div(x,y,z) _gnutls_mpi_ops.bigint_div(x,y,z)
  52 #define _gnutls_mpi_add_ui(x,y,z) _gnutls_mpi_ops.bigint_add_ui(x,y,z)
  53 #define _gnutls_mpi_sub_ui(x,y,z) _gnutls_mpi_ops.bigint_sub_ui(x,y,z)
  54 #define _gnutls_mpi_mul_ui(x,y,z) _gnutls_mpi_ops.bigint_mul_ui(x,y,z)
  55 #define _gnutls_prime_check(z) _gnutls_mpi_ops.bigint_prime_check(z)
  56 #define _gnutls_mpi_print(x,y,z) _gnutls_mpi_ops.bigint_print(x,y,z,GNUTLS_MPI_FORMAT_USG)
  57 #define _gnutls_mpi_print_lz(x,y,z) _gnutls_mpi_ops.bigint_print(x,y,z,GNUTLS_MPI_FORMAT_STD)
  58 #define _gnutls_mpi_print_pgp(x,y,z) _gnutls_mpi_ops.bigint_print(x,y,z,GNUTLS_MPI_FORMAT_PGP)
  59 #define _gnutls_mpi_copy( a) _gnutls_mpi_set( NULL, a)
  60
  61 void _gnutls_mpi_release (bigint_t * x);
  62
  63 int _gnutls_mpi_scan (bigint_t * ret_mpi, const void *buffer, size_t nbytes);
  64 int _gnutls_mpi_scan_nz (bigint_t * ret_mpi, const void *buffer,
  65                          size_t nbytes);
  66 int _gnutls_mpi_scan_pgp (bigint_t * ret_mpi, const void *buffer,
  67                           size_t nbytes);
  68
  69 int _gnutls_mpi_dprint_lz (const bigint_t a, gnutls_datum_t * dest);
  70 int _gnutls_mpi_dprint (const bigint_t a, gnutls_datum_t * dest);
  71 int _gnutls_mpi_dprint_size (const bigint_t a, gnutls_datum_t * dest,
  72                              size_t size);
  73
  74 #define _gnutls_mpi_generate_group( gg, bits) _gnutls_mpi_ops.bigint_generate_group( gg, bits)
  75
  76 #endif