wolf SSL / CyaSSL

CyaSSL 3.0.0

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cyassl/ctaocrypt/mpi_superclass.h@0:1239e9b70ca2, 2014-07-12 (annotated)

Committer:
wolfSSL
Date:
Sat Jul 12 07:18:23 2014 +0000
Revision:
0:1239e9b70ca2
CyaSSL 3.0.0;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
wolfSSL 0:1239e9b70ca2 1 /* mpi_superclass.h
wolfSSL 0:1239e9b70ca2 2 *
wolfSSL 0:1239e9b70ca2 3 * Copyright (C) 2006-2014 wolfSSL Inc.
wolfSSL 0:1239e9b70ca2 4 *
wolfSSL 0:1239e9b70ca2 5 * This file is part of CyaSSL.
wolfSSL 0:1239e9b70ca2 6 *
wolfSSL 0:1239e9b70ca2 7 * CyaSSL is free software; you can redistribute it and/or modify
wolfSSL 0:1239e9b70ca2 8 * it under the terms of the GNU General Public License as published by
wolfSSL 0:1239e9b70ca2 9 * the Free Software Foundation; either version 2 of the License, or
wolfSSL 0:1239e9b70ca2 10 * (at your option) any later version.
wolfSSL 0:1239e9b70ca2 11 *
wolfSSL 0:1239e9b70ca2 12 * CyaSSL is distributed in the hope that it will be useful,
wolfSSL 0:1239e9b70ca2 13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
wolfSSL 0:1239e9b70ca2 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
wolfSSL 0:1239e9b70ca2 15 * GNU General Public License for more details.
wolfSSL 0:1239e9b70ca2 16 *
wolfSSL 0:1239e9b70ca2 17 * You should have received a copy of the GNU General Public License
wolfSSL 0:1239e9b70ca2 18 * along with this program; if not, write to the Free Software
wolfSSL 0:1239e9b70ca2 19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
wolfSSL 0:1239e9b70ca2 20 */
wolfSSL 0:1239e9b70ca2 21
wolfSSL 0:1239e9b70ca2 22
wolfSSL 0:1239e9b70ca2 23 /* super class file for PK algos */
wolfSSL 0:1239e9b70ca2 24
wolfSSL 0:1239e9b70ca2 25 /* default ... include all MPI */
wolfSSL 0:1239e9b70ca2 26 #define LTM_ALL
wolfSSL 0:1239e9b70ca2 27
wolfSSL 0:1239e9b70ca2 28 /* RSA only (does not support DH/DSA/ECC) */
wolfSSL 0:1239e9b70ca2 29 /* #define SC_RSA_1 */
wolfSSL 0:1239e9b70ca2 30
wolfSSL 0:1239e9b70ca2 31 /* For reference.... On an Athlon64 optimizing for speed...
wolfSSL 0:1239e9b70ca2 32
wolfSSL 0:1239e9b70ca2 33 LTM's mpi.o with all functions [striped] is 142KiB in size.
wolfSSL 0:1239e9b70ca2 34
wolfSSL 0:1239e9b70ca2 35 */
wolfSSL 0:1239e9b70ca2 36
wolfSSL 0:1239e9b70ca2 37 /* Works for RSA only, mpi.o is 68KiB */
wolfSSL 0:1239e9b70ca2 38 #ifdef SC_RSA_1
wolfSSL 0:1239e9b70ca2 39 #define BN_MP_SHRINK_C
wolfSSL 0:1239e9b70ca2 40 #define BN_MP_LCM_C
wolfSSL 0:1239e9b70ca2 41 #define BN_MP_PRIME_RANDOM_EX_C
wolfSSL 0:1239e9b70ca2 42 #define BN_MP_INVMOD_C
wolfSSL 0:1239e9b70ca2 43 #define BN_MP_GCD_C
wolfSSL 0:1239e9b70ca2 44 #define BN_MP_MOD_C
wolfSSL 0:1239e9b70ca2 45 #define BN_MP_MULMOD_C
wolfSSL 0:1239e9b70ca2 46 #define BN_MP_ADDMOD_C
wolfSSL 0:1239e9b70ca2 47 #define BN_MP_EXPTMOD_C
wolfSSL 0:1239e9b70ca2 48 #define BN_MP_SET_INT_C
wolfSSL 0:1239e9b70ca2 49 #define BN_MP_INIT_MULTI_C
wolfSSL 0:1239e9b70ca2 50 #define BN_MP_CLEAR_MULTI_C
wolfSSL 0:1239e9b70ca2 51 #define BN_MP_UNSIGNED_BIN_SIZE_C
wolfSSL 0:1239e9b70ca2 52 #define BN_MP_TO_UNSIGNED_BIN_C
wolfSSL 0:1239e9b70ca2 53 #define BN_MP_MOD_D_C
wolfSSL 0:1239e9b70ca2 54 #define BN_MP_PRIME_RABIN_MILLER_TRIALS_C
wolfSSL 0:1239e9b70ca2 55 #define BN_REVERSE_C
wolfSSL 0:1239e9b70ca2 56 #define BN_PRIME_TAB_C
wolfSSL 0:1239e9b70ca2 57
wolfSSL 0:1239e9b70ca2 58 /* other modifiers */
wolfSSL 0:1239e9b70ca2 59 #define BN_MP_DIV_SMALL /* Slower division, not critical */
wolfSSL 0:1239e9b70ca2 60
wolfSSL 0:1239e9b70ca2 61 /* here we are on the last pass so we turn things off. The functions classes are still there
wolfSSL 0:1239e9b70ca2 62 * but we remove them specifically from the build. This also invokes tweaks in functions
wolfSSL 0:1239e9b70ca2 63 * like removing support for even moduli, etc...
wolfSSL 0:1239e9b70ca2 64 */
wolfSSL 0:1239e9b70ca2 65 #ifdef LTM_LAST
wolfSSL 0:1239e9b70ca2 66 #undef BN_MP_TOOM_MUL_C
wolfSSL 0:1239e9b70ca2 67 #undef BN_MP_TOOM_SQR_C
wolfSSL 0:1239e9b70ca2 68 #undef BN_MP_KARATSUBA_MUL_C
wolfSSL 0:1239e9b70ca2 69 #undef BN_MP_KARATSUBA_SQR_C
wolfSSL 0:1239e9b70ca2 70 #undef BN_MP_REDUCE_C
wolfSSL 0:1239e9b70ca2 71 #undef BN_MP_REDUCE_SETUP_C
wolfSSL 0:1239e9b70ca2 72 #undef BN_MP_DR_IS_MODULUS_C
wolfSSL 0:1239e9b70ca2 73 #undef BN_MP_DR_SETUP_C
wolfSSL 0:1239e9b70ca2 74 #undef BN_MP_DR_REDUCE_C
wolfSSL 0:1239e9b70ca2 75 #undef BN_MP_REDUCE_IS_2K_C
wolfSSL 0:1239e9b70ca2 76 #undef BN_MP_REDUCE_2K_SETUP_C
wolfSSL 0:1239e9b70ca2 77 #undef BN_MP_REDUCE_2K_C
wolfSSL 0:1239e9b70ca2 78 #undef BN_S_MP_EXPTMOD_C
wolfSSL 0:1239e9b70ca2 79 #undef BN_MP_DIV_3_C
wolfSSL 0:1239e9b70ca2 80 #undef BN_S_MP_MUL_HIGH_DIGS_C
wolfSSL 0:1239e9b70ca2 81 #undef BN_FAST_S_MP_MUL_HIGH_DIGS_C
wolfSSL 0:1239e9b70ca2 82 #undef BN_FAST_MP_INVMOD_C
wolfSSL 0:1239e9b70ca2 83
wolfSSL 0:1239e9b70ca2 84 /* To safely undefine these you have to make sure your RSA key won't exceed the Comba threshold
wolfSSL 0:1239e9b70ca2 85 * which is roughly 255 digits [7140 bits for 32-bit machines, 15300 bits for 64-bit machines]
wolfSSL 0:1239e9b70ca2 86 * which means roughly speaking you can handle upto 2536-bit RSA keys with these defined without
wolfSSL 0:1239e9b70ca2 87 * trouble.
wolfSSL 0:1239e9b70ca2 88 */
wolfSSL 0:1239e9b70ca2 89 #undef BN_S_MP_MUL_DIGS_C
wolfSSL 0:1239e9b70ca2 90 #undef BN_S_MP_SQR_C
wolfSSL 0:1239e9b70ca2 91 #undef BN_MP_MONTGOMERY_REDUCE_C
wolfSSL 0:1239e9b70ca2 92 #endif
wolfSSL 0:1239e9b70ca2 93
wolfSSL 0:1239e9b70ca2 94 #endif
wolfSSL 0:1239e9b70ca2 95
wolfSSL 0:1239e9b70ca2 96