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Quelle ecrdsa_defs.h Sprache: C |
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/* SPDX-License-Identifier: GPL-2.0+ */
/* * Definitions of EC-RDSA Curve Parameters * * Copyright (c) 2019 Vitaly Chikunov <vt@altlinux.org> * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the Free * Software Foundation; either version 2 of the License, or (at your option) * any later version. */ #ifndef _CRYTO_ECRDSA_DEFS_H #define _CRYTO_ECRDSA_DEFS_H #include <crypto/internal/ecc.h> #define ECRDSA_MAX_SIG_SIZE (2 * 512 / 8) #define ECRDSA_MAX_DIGITS (512 / 64) /* * EC-RDSA uses its own set of curves. * * cp256{a,b,c} curves first defined for GOST R 34.10-2001 in RFC 4357 (as * 256-bit {A,B,C}-ParamSet), but inherited for GOST R 34.10-2012 and * proposed for use in R 50.1.114-2016 and RFC 7836 as the 256-bit curves. */ /* OID_gostCPSignA 1.2.643.2.2.35.1 */ static u64 cp256a_g_x[] = { 0x0000000000000001ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, }; static u64 cp256a_g_y[] = { 0x22ACC99C9E9F1E14ull, 0x35294F2DDF23E3B1ull, 0x27DF505A453F2B76ull, 0x8D91E471E0989CDAull, }; static u64 cp256a_p[] = { /* p = 2^256 - 617 */ 0xFFFFFFFFFFFFFD97ull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull }; static u64 cp256a_n[] = { 0x45841B09B761B893ull, 0x6C611070995AD100ull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull }; static u64 cp256a_a[] = { /* a = p - 3 */ 0xFFFFFFFFFFFFFD94ull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull }; static u64 cp256a_b[] = { 0x00000000000000a6ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull }; static struct ecc_curve gost_cp256a = { .name = "cp256a", .nbits = 256, .g = { .x = cp256a_g_x, .y = cp256a_g_y, .ndigits = 256 / 64, }, .p = cp256a_p, .n = cp256a_n, .a = cp256a_a, .b = cp256a_b }; /* OID_gostCPSignB 1.2.643.2.2.35.2 */ static u64 cp256b_g_x[] = { 0x0000000000000001ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, }; static u64 cp256b_g_y[] = { 0x744BF8D717717EFCull, 0xC545C9858D03ECFBull, 0xB83D1C3EB2C070E5ull, 0x3FA8124359F96680ull, }; static u64 cp256b_p[] = { /* p = 2^255 + 3225 */ 0x0000000000000C99ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x8000000000000000ull, }; static u64 cp256b_n[] = { 0xE497161BCC8A198Full, 0x5F700CFFF1A624E5ull, 0x0000000000000001ull, 0x8000000000000000ull, }; static u64 cp256b_a[] = { /* a = p - 3 */ 0x0000000000000C96ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x8000000000000000ull, }; static u64 cp256b_b[] = { 0x2F49D4CE7E1BBC8Bull, 0xE979259373FF2B18ull, 0x66A7D3C25C3DF80Aull, 0x3E1AF419A269A5F8ull, }; static struct ecc_curve gost_cp256b = { .name = "cp256b", .nbits = 256, .g = { .x = cp256b_g_x, .y = cp256b_g_y, .ndigits = 256 / 64, }, .p = cp256b_p, .n = cp256b_n, .a = cp256b_a, .b = cp256b_b }; /* OID_gostCPSignC 1.2.643.2.2.35.3 */ static u64 cp256c_g_x[] = { 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, }; static u64 cp256c_g_y[] = { 0x366E550DFDB3BB67ull, 0x4D4DC440D4641A8Full, 0x3CBF3783CD08C0EEull, 0x41ECE55743711A8Cull, }; static u64 cp256c_p[] = { 0x7998F7B9022D759Bull, 0xCF846E86789051D3ull, 0xAB1EC85E6B41C8AAull, 0x9B9F605F5A858107ull, /* pre-computed value for Barrett's reduction */ 0xedc283cdd217b5a2ull, 0xbac48fc06398ae59ull, 0x405384d55f9f3b73ull, 0xa51f176161f1d734ull, 0x0000000000000001ull, }; static u64 cp256c_n[] = { 0xF02F3A6598980BB9ull, 0x582CA3511EDDFB74ull, 0xAB1EC85E6B41C8AAull, 0x9B9F605F5A858107ull, }; static u64 cp256c_a[] = { /* a = p - 3 */ 0x7998F7B9022D7598ull, 0xCF846E86789051D3ull, 0xAB1EC85E6B41C8AAull, 0x9B9F605F5A858107ull, }; static u64 cp256c_b[] = { 0x000000000000805aull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, }; static struct ecc_curve gost_cp256c = { .name = "cp256c", .nbits = 256, .g = { .x = cp256c_g_x, .y = cp256c_g_y, .ndigits = 256 / 64, }, .p = cp256c_p, .n = cp256c_n, .a = cp256c_a, .b = cp256c_b }; /* tc512{a,b} curves first recommended in 2013 and then standardized in * R 50.1.114-2016 and RFC 7836 for use with GOST R 34.10-2012 (as TC26 * 512-bit ParamSet{A,B}). */ /* OID_gostTC26Sign512A 1.2.643.7.1.2.1.2.1 */ static u64 tc512a_g_x[] = { 0x0000000000000003ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, }; static u64 tc512a_g_y[] = { 0x89A589CB5215F2A4ull, 0x8028FE5FC235F5B8ull, 0x3D75E6A50E3A41E9ull, 0xDF1626BE4FD036E9ull, 0x778064FDCBEFA921ull, 0xCE5E1C93ACF1ABC1ull, 0xA61B8816E25450E6ull, 0x7503CFE87A836AE3ull, }; static u64 tc512a_p[] = { /* p = 2^512 - 569 */ 0xFFFFFFFFFFFFFDC7ull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, }; static u64 tc512a_n[] = { 0xCACDB1411F10B275ull, 0x9B4B38ABFAD2B85Dull, 0x6FF22B8D4E056060ull, 0x27E69532F48D8911ull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, }; static u64 tc512a_a[] = { /* a = p - 3 */ 0xFFFFFFFFFFFFFDC4ull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, 0xFFFFFFFFFFFFFFFFull, }; static u64 tc512a_b[] = { 0x503190785A71C760ull, 0x862EF9D4EBEE4761ull, 0x4CB4574010DA90DDull, 0xEE3CB090F30D2761ull, 0x79BD081CFD0B6265ull, 0x34B82574761CB0E8ull, 0xC1BD0B2B6667F1DAull, 0xE8C2505DEDFC86DDull, }; static struct ecc_curve gost_tc512a = { .name = "tc512a", .nbits = 512, .g = { .x = tc512a_g_x, .y = tc512a_g_y, .ndigits = 512 / 64, }, .p = tc512a_p, .n = tc512a_n, .a = tc512a_a, .b = tc512a_b }; /* OID_gostTC26Sign512B 1.2.643.7.1.2.1.2.2 */ static u64 tc512b_g_x[] = { 0x0000000000000002ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, }; static u64 tc512b_g_y[] = { 0x7E21340780FE41BDull, 0x28041055F94CEEECull, 0x152CBCAAF8C03988ull, 0xDCB228FD1EDF4A39ull, 0xBE6DD9E6C8EC7335ull, 0x3C123B697578C213ull, 0x2C071E3647A8940Full, 0x1A8F7EDA389B094Cull, }; static u64 tc512b_p[] = { /* p = 2^511 + 111 */ 0x000000000000006Full, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x8000000000000000ull, }; static u64 tc512b_n[] = { 0xC6346C54374F25BDull, 0x8B996712101BEA0Eull, 0xACFDB77BD9D40CFAull, 0x49A1EC142565A545ull, 0x0000000000000001ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x8000000000000000ull, }; static u64 tc512b_a[] = { /* a = p - 3 */ 0x000000000000006Cull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x0000000000000000ull, 0x8000000000000000ull, }; static u64 tc512b_b[] = { 0xFB8CCBC7C5140116ull, 0x50F78BEE1FA3106Eull, 0x7F8B276FAD1AB69Cull, 0x3E965D2DB1416D21ull, 0xBF85DC806C4B289Full, 0xB97C7D614AF138BCull, 0x7E3E06CF6F5E2517ull, 0x687D1B459DC84145ull, }; static struct ecc_curve gost_tc512b = { .name = "tc512b", .nbits = 512, .g = { .x = tc512b_g_x, .y = tc512b_g_y, .ndigits = 512 / 64, }, .p = tc512b_p, .n = tc512b_n, .a = tc512b_a, .b = tc512b_b }; #endif ¤ Dauer der Verarbeitung: 0.17 Sekunden (vorverarbeitet) ¤*© Formatika GbR, Deutschland |
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2026-03-28