1 /* A table of data supporting modlimb_invert(). 2 3 THE CONTENTS OF THIS FILE ARE FOR INTERNAL USE AND MAY CHANGE 4 INCOMPATIBLY OR DISAPPEAR IN A FUTURE GNU MP RELEASE. */ 5 6 /* 7 Copyright 2000 Free Software Foundation, Inc. 8 9 This file is part of the GNU MP Library. 10 11 The GNU MP Library is free software; you can redistribute it and/or modify 12 it under the terms of the GNU Lesser General Public License as published by 13 the Free Software Foundation; either version 2.1 of the License, or (at your 14 option) any later version. 15 16 The GNU MP Library is distributed in the hope that it will be useful, but 17 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 18 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 19 License for more details. 20 21 You should have received a copy of the GNU Lesser General Public License 22 along with the GNU MP Library; see the file COPYING.LIB. If not, write to 23 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, 24 MA 02110-1301, USA. */ 25 26 #include "mpir.h" 27 #include "gmp-impl.h" 28 29 30 /* modlimb_invert_table[i] is the multiplicative inverse of 2*i+1 mod 256, 31 ie. (modlimb_invert_table[i] * (2*i+1)) % 256 == 1 */ 32 33 const unsigned char modlimb_invert_table[128] = { 34 0x01, 0xAB, 0xCD, 0xB7, 0x39, 0xA3, 0xC5, 0xEF, 35 0xF1, 0x1B, 0x3D, 0xA7, 0x29, 0x13, 0x35, 0xDF, 36 0xE1, 0x8B, 0xAD, 0x97, 0x19, 0x83, 0xA5, 0xCF, 37 0xD1, 0xFB, 0x1D, 0x87, 0x09, 0xF3, 0x15, 0xBF, 38 0xC1, 0x6B, 0x8D, 0x77, 0xF9, 0x63, 0x85, 0xAF, 39 0xB1, 0xDB, 0xFD, 0x67, 0xE9, 0xD3, 0xF5, 0x9F, 40 0xA1, 0x4B, 0x6D, 0x57, 0xD9, 0x43, 0x65, 0x8F, 41 0x91, 0xBB, 0xDD, 0x47, 0xC9, 0xB3, 0xD5, 0x7F, 42 0x81, 0x2B, 0x4D, 0x37, 0xB9, 0x23, 0x45, 0x6F, 43 0x71, 0x9B, 0xBD, 0x27, 0xA9, 0x93, 0xB5, 0x5F, 44 0x61, 0x0B, 0x2D, 0x17, 0x99, 0x03, 0x25, 0x4F, 45 0x51, 0x7B, 0x9D, 0x07, 0x89, 0x73, 0x95, 0x3F, 46 0x41, 0xEB, 0x0D, 0xF7, 0x79, 0xE3, 0x05, 0x2F, 47 0x31, 0x5B, 0x7D, 0xE7, 0x69, 0x53, 0x75, 0x1F, 48 0x21, 0xCB, 0xED, 0xD7, 0x59, 0xC3, 0xE5, 0x0F, 49 0x11, 0x3B, 0x5D, 0xC7, 0x49, 0x33, 0x55, 0xFF 50 }; 51