release/src/router/nettle/ecc-224.c

   1 /* ecc-224.c.c */
   2
   3 /* Compile time constant (but machine dependent) tables. */
   4
   5 /* nettle, low-level cryptographics library
   6  *
   7  * Copyright (C) 2013 Niels Möller
   8  *
   9  * The nettle library is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU Lesser General Public License as published by
  11  * the Free Software Foundation; either version 2.1 of the License, or (at your
  12  * option) any later version.
  13  *
  14  * The nettle library is distributed in the hope that it will be useful, but
  15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  16  * or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public
  17  * License for more details.
  18  *
  19  * You should have received a copy of the GNU Lesser General Public License
  20  * along with the nettle library; see the file COPYING.LIB.  If not, write to
  21  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
  22  * MA 02111-1301, USA.
  23  */
  24
  25 /* Development of Nettle's ECC support was funded by the .SE Internet Fund. */
  26
  27 #if HAVE_CONFIG_H
  28 # include "config.h"
  29 #endif
  30
  31 #include "ecc-internal.h"
  32
  33 #if HAVE_NATIVE_ecc_224_modp
  34
  35 #define USE_REDC 0
  36 #define ecc_224_modp nettle_ecc_224_modp
  37 void
  38 ecc_224_modp (const struct ecc_curve *ecc, mp_limb_t *rp);
  39
  40 #else
  41 #define USE_REDC (ECC_REDC_SIZE != 0)
  42 #define ecc_224_modp ecc_generic_modp
  43 #endif
  44
  45 #include "ecc-224.h"
  46
  47 const struct ecc_curve nettle_secp_224r1 =
  48 {
  49   224,
  50   ECC_LIMB_SIZE,
  51   ECC_BMODP_SIZE,
  52   ECC_BMODQ_SIZE,
  53   USE_REDC,
  54   ECC_REDC_SIZE,
  55   ECC_PIPPENGER_K,
  56   ECC_PIPPENGER_C,
  57   ecc_p,
  58   ecc_b,
  59   ecc_q,
  60   ecc_g,
  61   ecc_redc_g,
  62   ecc_224_modp,
  63   ecc_generic_redc,
  64   USE_REDC ? ecc_generic_redc : ecc_224_modp,
  65   ecc_generic_modq,
  66   ecc_Bmodp,
  67   ecc_Bmodp_shifted,
  68   ecc_pp1h,
  69   ecc_redc_ppm1,
  70   ecc_unit,
  71   ecc_Bmodq,
  72   ecc_Bmodq_shifted,
  73   ecc_qp1h,
  74   ecc_table
  75 };