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704e8090b4
this optimization comes from libgcrypt, increse about 48% speed Benchmark on my AMD Ryzen Threadripper 3990X before: Did 5752000 SM4 setup operations in 1000151us (5751131.6 ops/sec) after: Did 8506000 SM4 setup operations in 1000023us (8505804.4 ops/sec) Reviewed-by: Paul Dale <pauli@openssl.org> Reviewed-by: Hugo Landau <hlandau@openssl.org> (Merged from https://github.com/openssl/openssl/pull/19270)
380 lines
19 KiB
C
380 lines
19 KiB
C
/*
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* Copyright 2017-2022 The OpenSSL Project Authors. All Rights Reserved.
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* Copyright 2017 Ribose Inc. All Rights Reserved.
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* Ported from Ribose contributions from Botan.
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*
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* Licensed under the Apache License 2.0 (the "License"). You may not use
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* this file except in compliance with the License. You can obtain a copy
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* in the file LICENSE in the source distribution or at
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* https://www.openssl.org/source/license.html
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*/
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#include <openssl/e_os2.h>
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#include "crypto/sm4.h"
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static const uint8_t SM4_S[256] = {
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0xD6, 0x90, 0xE9, 0xFE, 0xCC, 0xE1, 0x3D, 0xB7, 0x16, 0xB6, 0x14, 0xC2,
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0x28, 0xFB, 0x2C, 0x05, 0x2B, 0x67, 0x9A, 0x76, 0x2A, 0xBE, 0x04, 0xC3,
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0xAA, 0x44, 0x13, 0x26, 0x49, 0x86, 0x06, 0x99, 0x9C, 0x42, 0x50, 0xF4,
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0x91, 0xEF, 0x98, 0x7A, 0x33, 0x54, 0x0B, 0x43, 0xED, 0xCF, 0xAC, 0x62,
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0xE4, 0xB3, 0x1C, 0xA9, 0xC9, 0x08, 0xE8, 0x95, 0x80, 0xDF, 0x94, 0xFA,
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0x75, 0x8F, 0x3F, 0xA6, 0x47, 0x07, 0xA7, 0xFC, 0xF3, 0x73, 0x17, 0xBA,
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0x83, 0x59, 0x3C, 0x19, 0xE6, 0x85, 0x4F, 0xA8, 0x68, 0x6B, 0x81, 0xB2,
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0x71, 0x64, 0xDA, 0x8B, 0xF8, 0xEB, 0x0F, 0x4B, 0x70, 0x56, 0x9D, 0x35,
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0x1E, 0x24, 0x0E, 0x5E, 0x63, 0x58, 0xD1, 0xA2, 0x25, 0x22, 0x7C, 0x3B,
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0x01, 0x21, 0x78, 0x87, 0xD4, 0x00, 0x46, 0x57, 0x9F, 0xD3, 0x27, 0x52,
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0x4C, 0x36, 0x02, 0xE7, 0xA0, 0xC4, 0xC8, 0x9E, 0xEA, 0xBF, 0x8A, 0xD2,
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0x40, 0xC7, 0x38, 0xB5, 0xA3, 0xF7, 0xF2, 0xCE, 0xF9, 0x61, 0x15, 0xA1,
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0xE0, 0xAE, 0x5D, 0xA4, 0x9B, 0x34, 0x1A, 0x55, 0xAD, 0x93, 0x32, 0x30,
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0xF5, 0x8C, 0xB1, 0xE3, 0x1D, 0xF6, 0xE2, 0x2E, 0x82, 0x66, 0xCA, 0x60,
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0xC0, 0x29, 0x23, 0xAB, 0x0D, 0x53, 0x4E, 0x6F, 0xD5, 0xDB, 0x37, 0x45,
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0xDE, 0xFD, 0x8E, 0x2F, 0x03, 0xFF, 0x6A, 0x72, 0x6D, 0x6C, 0x5B, 0x51,
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0x8D, 0x1B, 0xAF, 0x92, 0xBB, 0xDD, 0xBC, 0x7F, 0x11, 0xD9, 0x5C, 0x41,
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0x1F, 0x10, 0x5A, 0xD8, 0x0A, 0xC1, 0x31, 0x88, 0xA5, 0xCD, 0x7B, 0xBD,
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0x2D, 0x74, 0xD0, 0x12, 0xB8, 0xE5, 0xB4, 0xB0, 0x89, 0x69, 0x97, 0x4A,
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0x0C, 0x96, 0x77, 0x7E, 0x65, 0xB9, 0xF1, 0x09, 0xC5, 0x6E, 0xC6, 0x84,
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0x18, 0xF0, 0x7D, 0xEC, 0x3A, 0xDC, 0x4D, 0x20, 0x79, 0xEE, 0x5F, 0x3E,
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0xD7, 0xCB, 0x39, 0x48
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};
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/*
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* SM4_SBOX_T[j] == L(SM4_SBOX[j]).
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*/
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static const uint32_t SM4_SBOX_T0[256] = {
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0x8ED55B5B, 0xD0924242, 0x4DEAA7A7, 0x06FDFBFB, 0xFCCF3333, 0x65E28787,
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0xC93DF4F4, 0x6BB5DEDE, 0x4E165858, 0x6EB4DADA, 0x44145050, 0xCAC10B0B,
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0x8828A0A0, 0x17F8EFEF, 0x9C2CB0B0, 0x11051414, 0x872BACAC, 0xFB669D9D,
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0xF2986A6A, 0xAE77D9D9, 0x822AA8A8, 0x46BCFAFA, 0x14041010, 0xCFC00F0F,
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0x02A8AAAA, 0x54451111, 0x5F134C4C, 0xBE269898, 0x6D482525, 0x9E841A1A,
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0x1E061818, 0xFD9B6666, 0xEC9E7272, 0x4A430909, 0x10514141, 0x24F7D3D3,
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0xD5934646, 0x53ECBFBF, 0xF89A6262, 0x927BE9E9, 0xFF33CCCC, 0x04555151,
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0x270B2C2C, 0x4F420D0D, 0x59EEB7B7, 0xF3CC3F3F, 0x1CAEB2B2, 0xEA638989,
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0x74E79393, 0x7FB1CECE, 0x6C1C7070, 0x0DABA6A6, 0xEDCA2727, 0x28082020,
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0x48EBA3A3, 0xC1975656, 0x80820202, 0xA3DC7F7F, 0xC4965252, 0x12F9EBEB,
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0xA174D5D5, 0xB38D3E3E, 0xC33FFCFC, 0x3EA49A9A, 0x5B461D1D, 0x1B071C1C,
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0x3BA59E9E, 0x0CFFF3F3, 0x3FF0CFCF, 0xBF72CDCD, 0x4B175C5C, 0x52B8EAEA,
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0x8F810E0E, 0x3D586565, 0xCC3CF0F0, 0x7D196464, 0x7EE59B9B, 0x91871616,
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0x734E3D3D, 0x08AAA2A2, 0xC869A1A1, 0xC76AADAD, 0x85830606, 0x7AB0CACA,
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0xB570C5C5, 0xF4659191, 0xB2D96B6B, 0xA7892E2E, 0x18FBE3E3, 0x47E8AFAF,
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0x330F3C3C, 0x674A2D2D, 0xB071C1C1, 0x0E575959, 0xE99F7676, 0xE135D4D4,
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0x661E7878, 0xB4249090, 0x360E3838, 0x265F7979, 0xEF628D8D, 0x38596161,
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0x95D24747, 0x2AA08A8A, 0xB1259494, 0xAA228888, 0x8C7DF1F1, 0xD73BECEC,
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0x05010404, 0xA5218484, 0x9879E1E1, 0x9B851E1E, 0x84D75353, 0x00000000,
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0x5E471919, 0x0B565D5D, 0xE39D7E7E, 0x9FD04F4F, 0xBB279C9C, 0x1A534949,
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0x7C4D3131, 0xEE36D8D8, 0x0A020808, 0x7BE49F9F, 0x20A28282, 0xD4C71313,
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0xE8CB2323, 0xE69C7A7A, 0x42E9ABAB, 0x43BDFEFE, 0xA2882A2A, 0x9AD14B4B,
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0x40410101, 0xDBC41F1F, 0xD838E0E0, 0x61B7D6D6, 0x2FA18E8E, 0x2BF4DFDF,
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0x3AF1CBCB, 0xF6CD3B3B, 0x1DFAE7E7, 0xE5608585, 0x41155454, 0x25A38686,
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0x60E38383, 0x16ACBABA, 0x295C7575, 0x34A69292, 0xF7996E6E, 0xE434D0D0,
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0x721A6868, 0x01545555, 0x19AFB6B6, 0xDF914E4E, 0xFA32C8C8, 0xF030C0C0,
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0x21F6D7D7, 0xBC8E3232, 0x75B3C6C6, 0x6FE08F8F, 0x691D7474, 0x2EF5DBDB,
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0x6AE18B8B, 0x962EB8B8, 0x8A800A0A, 0xFE679999, 0xE2C92B2B, 0xE0618181,
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0xC0C30303, 0x8D29A4A4, 0xAF238C8C, 0x07A9AEAE, 0x390D3434, 0x1F524D4D,
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0x764F3939, 0xD36EBDBD, 0x81D65757, 0xB7D86F6F, 0xEB37DCDC, 0x51441515,
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0xA6DD7B7B, 0x09FEF7F7, 0xB68C3A3A, 0x932FBCBC, 0x0F030C0C, 0x03FCFFFF,
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0xC26BA9A9, 0xBA73C9C9, 0xD96CB5B5, 0xDC6DB1B1, 0x375A6D6D, 0x15504545,
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0xB98F3636, 0x771B6C6C, 0x13ADBEBE, 0xDA904A4A, 0x57B9EEEE, 0xA9DE7777,
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0x4CBEF2F2, 0x837EFDFD, 0x55114444, 0xBDDA6767, 0x2C5D7171, 0x45400505,
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0x631F7C7C, 0x50104040, 0x325B6969, 0xB8DB6363, 0x220A2828, 0xC5C20707,
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0xF531C4C4, 0xA88A2222, 0x31A79696, 0xF9CE3737, 0x977AEDED, 0x49BFF6F6,
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0x992DB4B4, 0xA475D1D1, 0x90D34343, 0x5A124848, 0x58BAE2E2, 0x71E69797,
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0x64B6D2D2, 0x70B2C2C2, 0xAD8B2626, 0xCD68A5A5, 0xCB955E5E, 0x624B2929,
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0x3C0C3030, 0xCE945A5A, 0xAB76DDDD, 0x867FF9F9, 0xF1649595, 0x5DBBE6E6,
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0x35F2C7C7, 0x2D092424, 0xD1C61717, 0xD66FB9B9, 0xDEC51B1B, 0x94861212,
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0x78186060, 0x30F3C3C3, 0x897CF5F5, 0x5CEFB3B3, 0xD23AE8E8, 0xACDF7373,
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0x794C3535, 0xA0208080, 0x9D78E5E5, 0x56EDBBBB, 0x235E7D7D, 0xC63EF8F8,
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0x8BD45F5F, 0xE7C82F2F, 0xDD39E4E4, 0x68492121 };
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static uint32_t SM4_SBOX_T1[256] = {
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0x5B8ED55B, 0x42D09242, 0xA74DEAA7, 0xFB06FDFB, 0x33FCCF33, 0x8765E287,
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0xF4C93DF4, 0xDE6BB5DE, 0x584E1658, 0xDA6EB4DA, 0x50441450, 0x0BCAC10B,
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0xA08828A0, 0xEF17F8EF, 0xB09C2CB0, 0x14110514, 0xAC872BAC, 0x9DFB669D,
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0x6AF2986A, 0xD9AE77D9, 0xA8822AA8, 0xFA46BCFA, 0x10140410, 0x0FCFC00F,
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0xAA02A8AA, 0x11544511, 0x4C5F134C, 0x98BE2698, 0x256D4825, 0x1A9E841A,
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0x181E0618, 0x66FD9B66, 0x72EC9E72, 0x094A4309, 0x41105141, 0xD324F7D3,
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0x46D59346, 0xBF53ECBF, 0x62F89A62, 0xE9927BE9, 0xCCFF33CC, 0x51045551,
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0x2C270B2C, 0x0D4F420D, 0xB759EEB7, 0x3FF3CC3F, 0xB21CAEB2, 0x89EA6389,
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0x9374E793, 0xCE7FB1CE, 0x706C1C70, 0xA60DABA6, 0x27EDCA27, 0x20280820,
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0xA348EBA3, 0x56C19756, 0x02808202, 0x7FA3DC7F, 0x52C49652, 0xEB12F9EB,
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0xD5A174D5, 0x3EB38D3E, 0xFCC33FFC, 0x9A3EA49A, 0x1D5B461D, 0x1C1B071C,
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0x9E3BA59E, 0xF30CFFF3, 0xCF3FF0CF, 0xCDBF72CD, 0x5C4B175C, 0xEA52B8EA,
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0x0E8F810E, 0x653D5865, 0xF0CC3CF0, 0x647D1964, 0x9B7EE59B, 0x16918716,
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0x3D734E3D, 0xA208AAA2, 0xA1C869A1, 0xADC76AAD, 0x06858306, 0xCA7AB0CA,
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0xC5B570C5, 0x91F46591, 0x6BB2D96B, 0x2EA7892E, 0xE318FBE3, 0xAF47E8AF,
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0x3C330F3C, 0x2D674A2D, 0xC1B071C1, 0x590E5759, 0x76E99F76, 0xD4E135D4,
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0x78661E78, 0x90B42490, 0x38360E38, 0x79265F79, 0x8DEF628D, 0x61385961,
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0x4795D247, 0x8A2AA08A, 0x94B12594, 0x88AA2288, 0xF18C7DF1, 0xECD73BEC,
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0x04050104, 0x84A52184, 0xE19879E1, 0x1E9B851E, 0x5384D753, 0x00000000,
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0x195E4719, 0x5D0B565D, 0x7EE39D7E, 0x4F9FD04F, 0x9CBB279C, 0x491A5349,
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0x317C4D31, 0xD8EE36D8, 0x080A0208, 0x9F7BE49F, 0x8220A282, 0x13D4C713,
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0x23E8CB23, 0x7AE69C7A, 0xAB42E9AB, 0xFE43BDFE, 0x2AA2882A, 0x4B9AD14B,
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0x01404101, 0x1FDBC41F, 0xE0D838E0, 0xD661B7D6, 0x8E2FA18E, 0xDF2BF4DF,
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0xCB3AF1CB, 0x3BF6CD3B, 0xE71DFAE7, 0x85E56085, 0x54411554, 0x8625A386,
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0x8360E383, 0xBA16ACBA, 0x75295C75, 0x9234A692, 0x6EF7996E, 0xD0E434D0,
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0x68721A68, 0x55015455, 0xB619AFB6, 0x4EDF914E, 0xC8FA32C8, 0xC0F030C0,
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0xD721F6D7, 0x32BC8E32, 0xC675B3C6, 0x8F6FE08F, 0x74691D74, 0xDB2EF5DB,
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0x8B6AE18B, 0xB8962EB8, 0x0A8A800A, 0x99FE6799, 0x2BE2C92B, 0x81E06181,
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0x03C0C303, 0xA48D29A4, 0x8CAF238C, 0xAE07A9AE, 0x34390D34, 0x4D1F524D,
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0x39764F39, 0xBDD36EBD, 0x5781D657, 0x6FB7D86F, 0xDCEB37DC, 0x15514415,
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0x7BA6DD7B, 0xF709FEF7, 0x3AB68C3A, 0xBC932FBC, 0x0C0F030C, 0xFF03FCFF,
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0xA9C26BA9, 0xC9BA73C9, 0xB5D96CB5, 0xB1DC6DB1, 0x6D375A6D, 0x45155045,
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0x36B98F36, 0x6C771B6C, 0xBE13ADBE, 0x4ADA904A, 0xEE57B9EE, 0x77A9DE77,
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0xF24CBEF2, 0xFD837EFD, 0x44551144, 0x67BDDA67, 0x712C5D71, 0x05454005,
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0x7C631F7C, 0x40501040, 0x69325B69, 0x63B8DB63, 0x28220A28, 0x07C5C207,
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0xC4F531C4, 0x22A88A22, 0x9631A796, 0x37F9CE37, 0xED977AED, 0xF649BFF6,
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0xB4992DB4, 0xD1A475D1, 0x4390D343, 0x485A1248, 0xE258BAE2, 0x9771E697,
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0xD264B6D2, 0xC270B2C2, 0x26AD8B26, 0xA5CD68A5, 0x5ECB955E, 0x29624B29,
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0x303C0C30, 0x5ACE945A, 0xDDAB76DD, 0xF9867FF9, 0x95F16495, 0xE65DBBE6,
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0xC735F2C7, 0x242D0924, 0x17D1C617, 0xB9D66FB9, 0x1BDEC51B, 0x12948612,
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0x60781860, 0xC330F3C3, 0xF5897CF5, 0xB35CEFB3, 0xE8D23AE8, 0x73ACDF73,
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0x35794C35, 0x80A02080, 0xE59D78E5, 0xBB56EDBB, 0x7D235E7D, 0xF8C63EF8,
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0x5F8BD45F, 0x2FE7C82F, 0xE4DD39E4, 0x21684921};
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static uint32_t SM4_SBOX_T2[256] = {
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0x5B5B8ED5, 0x4242D092, 0xA7A74DEA, 0xFBFB06FD, 0x3333FCCF, 0x878765E2,
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0xF4F4C93D, 0xDEDE6BB5, 0x58584E16, 0xDADA6EB4, 0x50504414, 0x0B0BCAC1,
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0xA0A08828, 0xEFEF17F8, 0xB0B09C2C, 0x14141105, 0xACAC872B, 0x9D9DFB66,
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0x6A6AF298, 0xD9D9AE77, 0xA8A8822A, 0xFAFA46BC, 0x10101404, 0x0F0FCFC0,
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0xAAAA02A8, 0x11115445, 0x4C4C5F13, 0x9898BE26, 0x25256D48, 0x1A1A9E84,
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0x18181E06, 0x6666FD9B, 0x7272EC9E, 0x09094A43, 0x41411051, 0xD3D324F7,
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0x4646D593, 0xBFBF53EC, 0x6262F89A, 0xE9E9927B, 0xCCCCFF33, 0x51510455,
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0x2C2C270B, 0x0D0D4F42, 0xB7B759EE, 0x3F3FF3CC, 0xB2B21CAE, 0x8989EA63,
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0x939374E7, 0xCECE7FB1, 0x70706C1C, 0xA6A60DAB, 0x2727EDCA, 0x20202808,
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0xA3A348EB, 0x5656C197, 0x02028082, 0x7F7FA3DC, 0x5252C496, 0xEBEB12F9,
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0xD5D5A174, 0x3E3EB38D, 0xFCFCC33F, 0x9A9A3EA4, 0x1D1D5B46, 0x1C1C1B07,
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0x9E9E3BA5, 0xF3F30CFF, 0xCFCF3FF0, 0xCDCDBF72, 0x5C5C4B17, 0xEAEA52B8,
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0x0E0E8F81, 0x65653D58, 0xF0F0CC3C, 0x64647D19, 0x9B9B7EE5, 0x16169187,
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0x3D3D734E, 0xA2A208AA, 0xA1A1C869, 0xADADC76A, 0x06068583, 0xCACA7AB0,
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0xC5C5B570, 0x9191F465, 0x6B6BB2D9, 0x2E2EA789, 0xE3E318FB, 0xAFAF47E8,
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0x3C3C330F, 0x2D2D674A, 0xC1C1B071, 0x59590E57, 0x7676E99F, 0xD4D4E135,
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0x7878661E, 0x9090B424, 0x3838360E, 0x7979265F, 0x8D8DEF62, 0x61613859,
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0x474795D2, 0x8A8A2AA0, 0x9494B125, 0x8888AA22, 0xF1F18C7D, 0xECECD73B,
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0x04040501, 0x8484A521, 0xE1E19879, 0x1E1E9B85, 0x535384D7, 0x00000000,
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0x19195E47, 0x5D5D0B56, 0x7E7EE39D, 0x4F4F9FD0, 0x9C9CBB27, 0x49491A53,
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0x31317C4D, 0xD8D8EE36, 0x08080A02, 0x9F9F7BE4, 0x828220A2, 0x1313D4C7,
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0x2323E8CB, 0x7A7AE69C, 0xABAB42E9, 0xFEFE43BD, 0x2A2AA288, 0x4B4B9AD1,
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0x01014041, 0x1F1FDBC4, 0xE0E0D838, 0xD6D661B7, 0x8E8E2FA1, 0xDFDF2BF4,
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0xCBCB3AF1, 0x3B3BF6CD, 0xE7E71DFA, 0x8585E560, 0x54544115, 0x868625A3,
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0x838360E3, 0xBABA16AC, 0x7575295C, 0x929234A6, 0x6E6EF799, 0xD0D0E434,
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0x6868721A, 0x55550154, 0xB6B619AF, 0x4E4EDF91, 0xC8C8FA32, 0xC0C0F030,
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0xD7D721F6, 0x3232BC8E, 0xC6C675B3, 0x8F8F6FE0, 0x7474691D, 0xDBDB2EF5,
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0x8B8B6AE1, 0xB8B8962E, 0x0A0A8A80, 0x9999FE67, 0x2B2BE2C9, 0x8181E061,
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0x0303C0C3, 0xA4A48D29, 0x8C8CAF23, 0xAEAE07A9, 0x3434390D, 0x4D4D1F52,
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0x3939764F, 0xBDBDD36E, 0x575781D6, 0x6F6FB7D8, 0xDCDCEB37, 0x15155144,
|
|
0x7B7BA6DD, 0xF7F709FE, 0x3A3AB68C, 0xBCBC932F, 0x0C0C0F03, 0xFFFF03FC,
|
|
0xA9A9C26B, 0xC9C9BA73, 0xB5B5D96C, 0xB1B1DC6D, 0x6D6D375A, 0x45451550,
|
|
0x3636B98F, 0x6C6C771B, 0xBEBE13AD, 0x4A4ADA90, 0xEEEE57B9, 0x7777A9DE,
|
|
0xF2F24CBE, 0xFDFD837E, 0x44445511, 0x6767BDDA, 0x71712C5D, 0x05054540,
|
|
0x7C7C631F, 0x40405010, 0x6969325B, 0x6363B8DB, 0x2828220A, 0x0707C5C2,
|
|
0xC4C4F531, 0x2222A88A, 0x969631A7, 0x3737F9CE, 0xEDED977A, 0xF6F649BF,
|
|
0xB4B4992D, 0xD1D1A475, 0x434390D3, 0x48485A12, 0xE2E258BA, 0x979771E6,
|
|
0xD2D264B6, 0xC2C270B2, 0x2626AD8B, 0xA5A5CD68, 0x5E5ECB95, 0x2929624B,
|
|
0x30303C0C, 0x5A5ACE94, 0xDDDDAB76, 0xF9F9867F, 0x9595F164, 0xE6E65DBB,
|
|
0xC7C735F2, 0x24242D09, 0x1717D1C6, 0xB9B9D66F, 0x1B1BDEC5, 0x12129486,
|
|
0x60607818, 0xC3C330F3, 0xF5F5897C, 0xB3B35CEF, 0xE8E8D23A, 0x7373ACDF,
|
|
0x3535794C, 0x8080A020, 0xE5E59D78, 0xBBBB56ED, 0x7D7D235E, 0xF8F8C63E,
|
|
0x5F5F8BD4, 0x2F2FE7C8, 0xE4E4DD39, 0x21216849};
|
|
|
|
static uint32_t SM4_SBOX_T3[256] = {
|
|
0xD55B5B8E, 0x924242D0, 0xEAA7A74D, 0xFDFBFB06, 0xCF3333FC, 0xE2878765,
|
|
0x3DF4F4C9, 0xB5DEDE6B, 0x1658584E, 0xB4DADA6E, 0x14505044, 0xC10B0BCA,
|
|
0x28A0A088, 0xF8EFEF17, 0x2CB0B09C, 0x05141411, 0x2BACAC87, 0x669D9DFB,
|
|
0x986A6AF2, 0x77D9D9AE, 0x2AA8A882, 0xBCFAFA46, 0x04101014, 0xC00F0FCF,
|
|
0xA8AAAA02, 0x45111154, 0x134C4C5F, 0x269898BE, 0x4825256D, 0x841A1A9E,
|
|
0x0618181E, 0x9B6666FD, 0x9E7272EC, 0x4309094A, 0x51414110, 0xF7D3D324,
|
|
0x934646D5, 0xECBFBF53, 0x9A6262F8, 0x7BE9E992, 0x33CCCCFF, 0x55515104,
|
|
0x0B2C2C27, 0x420D0D4F, 0xEEB7B759, 0xCC3F3FF3, 0xAEB2B21C, 0x638989EA,
|
|
0xE7939374, 0xB1CECE7F, 0x1C70706C, 0xABA6A60D, 0xCA2727ED, 0x08202028,
|
|
0xEBA3A348, 0x975656C1, 0x82020280, 0xDC7F7FA3, 0x965252C4, 0xF9EBEB12,
|
|
0x74D5D5A1, 0x8D3E3EB3, 0x3FFCFCC3, 0xA49A9A3E, 0x461D1D5B, 0x071C1C1B,
|
|
0xA59E9E3B, 0xFFF3F30C, 0xF0CFCF3F, 0x72CDCDBF, 0x175C5C4B, 0xB8EAEA52,
|
|
0x810E0E8F, 0x5865653D, 0x3CF0F0CC, 0x1964647D, 0xE59B9B7E, 0x87161691,
|
|
0x4E3D3D73, 0xAAA2A208, 0x69A1A1C8, 0x6AADADC7, 0x83060685, 0xB0CACA7A,
|
|
0x70C5C5B5, 0x659191F4, 0xD96B6BB2, 0x892E2EA7, 0xFBE3E318, 0xE8AFAF47,
|
|
0x0F3C3C33, 0x4A2D2D67, 0x71C1C1B0, 0x5759590E, 0x9F7676E9, 0x35D4D4E1,
|
|
0x1E787866, 0x249090B4, 0x0E383836, 0x5F797926, 0x628D8DEF, 0x59616138,
|
|
0xD2474795, 0xA08A8A2A, 0x259494B1, 0x228888AA, 0x7DF1F18C, 0x3BECECD7,
|
|
0x01040405, 0x218484A5, 0x79E1E198, 0x851E1E9B, 0xD7535384, 0x00000000,
|
|
0x4719195E, 0x565D5D0B, 0x9D7E7EE3, 0xD04F4F9F, 0x279C9CBB, 0x5349491A,
|
|
0x4D31317C, 0x36D8D8EE, 0x0208080A, 0xE49F9F7B, 0xA2828220, 0xC71313D4,
|
|
0xCB2323E8, 0x9C7A7AE6, 0xE9ABAB42, 0xBDFEFE43, 0x882A2AA2, 0xD14B4B9A,
|
|
0x41010140, 0xC41F1FDB, 0x38E0E0D8, 0xB7D6D661, 0xA18E8E2F, 0xF4DFDF2B,
|
|
0xF1CBCB3A, 0xCD3B3BF6, 0xFAE7E71D, 0x608585E5, 0x15545441, 0xA3868625,
|
|
0xE3838360, 0xACBABA16, 0x5C757529, 0xA6929234, 0x996E6EF7, 0x34D0D0E4,
|
|
0x1A686872, 0x54555501, 0xAFB6B619, 0x914E4EDF, 0x32C8C8FA, 0x30C0C0F0,
|
|
0xF6D7D721, 0x8E3232BC, 0xB3C6C675, 0xE08F8F6F, 0x1D747469, 0xF5DBDB2E,
|
|
0xE18B8B6A, 0x2EB8B896, 0x800A0A8A, 0x679999FE, 0xC92B2BE2, 0x618181E0,
|
|
0xC30303C0, 0x29A4A48D, 0x238C8CAF, 0xA9AEAE07, 0x0D343439, 0x524D4D1F,
|
|
0x4F393976, 0x6EBDBDD3, 0xD6575781, 0xD86F6FB7, 0x37DCDCEB, 0x44151551,
|
|
0xDD7B7BA6, 0xFEF7F709, 0x8C3A3AB6, 0x2FBCBC93, 0x030C0C0F, 0xFCFFFF03,
|
|
0x6BA9A9C2, 0x73C9C9BA, 0x6CB5B5D9, 0x6DB1B1DC, 0x5A6D6D37, 0x50454515,
|
|
0x8F3636B9, 0x1B6C6C77, 0xADBEBE13, 0x904A4ADA, 0xB9EEEE57, 0xDE7777A9,
|
|
0xBEF2F24C, 0x7EFDFD83, 0x11444455, 0xDA6767BD, 0x5D71712C, 0x40050545,
|
|
0x1F7C7C63, 0x10404050, 0x5B696932, 0xDB6363B8, 0x0A282822, 0xC20707C5,
|
|
0x31C4C4F5, 0x8A2222A8, 0xA7969631, 0xCE3737F9, 0x7AEDED97, 0xBFF6F649,
|
|
0x2DB4B499, 0x75D1D1A4, 0xD3434390, 0x1248485A, 0xBAE2E258, 0xE6979771,
|
|
0xB6D2D264, 0xB2C2C270, 0x8B2626AD, 0x68A5A5CD, 0x955E5ECB, 0x4B292962,
|
|
0x0C30303C, 0x945A5ACE, 0x76DDDDAB, 0x7FF9F986, 0x649595F1, 0xBBE6E65D,
|
|
0xF2C7C735, 0x0924242D, 0xC61717D1, 0x6FB9B9D6, 0xC51B1BDE, 0x86121294,
|
|
0x18606078, 0xF3C3C330, 0x7CF5F589, 0xEFB3B35C, 0x3AE8E8D2, 0xDF7373AC,
|
|
0x4C353579, 0x208080A0, 0x78E5E59D, 0xEDBBBB56, 0x5E7D7D23, 0x3EF8F8C6,
|
|
0xD45F5F8B, 0xC82F2FE7, 0x39E4E4DD, 0x49212168};
|
|
|
|
static ossl_inline uint32_t rotl(uint32_t a, uint8_t n)
|
|
{
|
|
return (a << n) | (a >> (32 - n));
|
|
}
|
|
|
|
static ossl_inline uint32_t load_u32_be(const uint8_t *b, uint32_t n)
|
|
{
|
|
return ((uint32_t)b[4 * n] << 24) |
|
|
((uint32_t)b[4 * n + 1] << 16) |
|
|
((uint32_t)b[4 * n + 2] << 8) |
|
|
((uint32_t)b[4 * n + 3]);
|
|
}
|
|
|
|
static ossl_inline void store_u32_be(uint32_t v, uint8_t *b)
|
|
{
|
|
b[0] = (uint8_t)(v >> 24);
|
|
b[1] = (uint8_t)(v >> 16);
|
|
b[2] = (uint8_t)(v >> 8);
|
|
b[3] = (uint8_t)(v);
|
|
}
|
|
|
|
static ossl_inline uint32_t SM4_T_non_lin_sub(uint32_t X)
|
|
{
|
|
uint32_t t = 0;
|
|
|
|
t |= ((uint32_t)SM4_S[(uint8_t)(X >> 24)]) << 24;
|
|
t |= ((uint32_t)SM4_S[(uint8_t)(X >> 16)]) << 16;
|
|
t |= ((uint32_t)SM4_S[(uint8_t)(X >> 8)]) << 8;
|
|
t |= SM4_S[(uint8_t)X];
|
|
|
|
return t;
|
|
}
|
|
|
|
static ossl_inline uint32_t SM4_T_slow(uint32_t X)
|
|
{
|
|
uint32_t t = SM4_T_non_lin_sub(X);
|
|
|
|
/*
|
|
* L linear transform
|
|
*/
|
|
return t ^ rotl(t, 2) ^ rotl(t, 10) ^ rotl(t, 18) ^ rotl(t, 24);
|
|
}
|
|
|
|
static ossl_inline uint32_t SM4_T(uint32_t X)
|
|
{
|
|
return SM4_SBOX_T0[(uint8_t)(X >> 24)] ^
|
|
SM4_SBOX_T1[(uint8_t)(X >> 16)] ^
|
|
SM4_SBOX_T2[(uint8_t)(X >> 8)] ^
|
|
SM4_SBOX_T3[(uint8_t)X];
|
|
}
|
|
|
|
static ossl_inline uint32_t SM4_key_sub(uint32_t X)
|
|
{
|
|
uint32_t t = SM4_T_non_lin_sub(X);
|
|
|
|
return t ^ rotl(t, 13) ^ rotl(t, 23);
|
|
}
|
|
|
|
int ossl_sm4_set_key(const uint8_t *key, SM4_KEY *ks)
|
|
{
|
|
/*
|
|
* Family Key
|
|
*/
|
|
static const uint32_t FK[4] =
|
|
{ 0xa3b1bac6, 0x56aa3350, 0x677d9197, 0xb27022dc };
|
|
|
|
/*
|
|
* Constant Key
|
|
*/
|
|
static const uint32_t CK[32] = {
|
|
0x00070E15, 0x1C232A31, 0x383F464D, 0x545B6269,
|
|
0x70777E85, 0x8C939AA1, 0xA8AFB6BD, 0xC4CBD2D9,
|
|
0xE0E7EEF5, 0xFC030A11, 0x181F262D, 0x343B4249,
|
|
0x50575E65, 0x6C737A81, 0x888F969D, 0xA4ABB2B9,
|
|
0xC0C7CED5, 0xDCE3EAF1, 0xF8FF060D, 0x141B2229,
|
|
0x30373E45, 0x4C535A61, 0x686F767D, 0x848B9299,
|
|
0xA0A7AEB5, 0xBCC3CAD1, 0xD8DFE6ED, 0xF4FB0209,
|
|
0x10171E25, 0x2C333A41, 0x484F565D, 0x646B7279
|
|
};
|
|
|
|
uint32_t K[4];
|
|
int i;
|
|
|
|
K[0] = load_u32_be(key, 0) ^ FK[0];
|
|
K[1] = load_u32_be(key, 1) ^ FK[1];
|
|
K[2] = load_u32_be(key, 2) ^ FK[2];
|
|
K[3] = load_u32_be(key, 3) ^ FK[3];
|
|
|
|
for (i = 0; i < SM4_KEY_SCHEDULE; i = i + 4) {
|
|
K[0] ^= SM4_key_sub(K[1] ^ K[2] ^ K[3] ^ CK[i]);
|
|
K[1] ^= SM4_key_sub(K[2] ^ K[3] ^ K[0] ^ CK[i + 1]);
|
|
K[2] ^= SM4_key_sub(K[3] ^ K[0] ^ K[1] ^ CK[i + 2]);
|
|
K[3] ^= SM4_key_sub(K[0] ^ K[1] ^ K[2] ^ CK[i + 3]);
|
|
ks->rk[i ] = K[0];
|
|
ks->rk[i + 1] = K[1];
|
|
ks->rk[i + 2] = K[2];
|
|
ks->rk[i + 3] = K[3];
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
#define SM4_RNDS(k0, k1, k2, k3, F) \
|
|
do { \
|
|
B0 ^= F(B1 ^ B2 ^ B3 ^ ks->rk[k0]); \
|
|
B1 ^= F(B0 ^ B2 ^ B3 ^ ks->rk[k1]); \
|
|
B2 ^= F(B0 ^ B1 ^ B3 ^ ks->rk[k2]); \
|
|
B3 ^= F(B0 ^ B1 ^ B2 ^ ks->rk[k3]); \
|
|
} while(0)
|
|
|
|
void ossl_sm4_encrypt(const uint8_t *in, uint8_t *out, const SM4_KEY *ks)
|
|
{
|
|
uint32_t B0 = load_u32_be(in, 0);
|
|
uint32_t B1 = load_u32_be(in, 1);
|
|
uint32_t B2 = load_u32_be(in, 2);
|
|
uint32_t B3 = load_u32_be(in, 3);
|
|
|
|
/*
|
|
* Uses byte-wise sbox in the first and last rounds to provide some
|
|
* protection from cache based side channels.
|
|
*/
|
|
SM4_RNDS( 0, 1, 2, 3, SM4_T_slow);
|
|
SM4_RNDS( 4, 5, 6, 7, SM4_T);
|
|
SM4_RNDS( 8, 9, 10, 11, SM4_T);
|
|
SM4_RNDS(12, 13, 14, 15, SM4_T);
|
|
SM4_RNDS(16, 17, 18, 19, SM4_T);
|
|
SM4_RNDS(20, 21, 22, 23, SM4_T);
|
|
SM4_RNDS(24, 25, 26, 27, SM4_T);
|
|
SM4_RNDS(28, 29, 30, 31, SM4_T_slow);
|
|
|
|
store_u32_be(B3, out);
|
|
store_u32_be(B2, out + 4);
|
|
store_u32_be(B1, out + 8);
|
|
store_u32_be(B0, out + 12);
|
|
}
|
|
|
|
void ossl_sm4_decrypt(const uint8_t *in, uint8_t *out, const SM4_KEY *ks)
|
|
{
|
|
uint32_t B0 = load_u32_be(in, 0);
|
|
uint32_t B1 = load_u32_be(in, 1);
|
|
uint32_t B2 = load_u32_be(in, 2);
|
|
uint32_t B3 = load_u32_be(in, 3);
|
|
|
|
SM4_RNDS(31, 30, 29, 28, SM4_T_slow);
|
|
SM4_RNDS(27, 26, 25, 24, SM4_T);
|
|
SM4_RNDS(23, 22, 21, 20, SM4_T);
|
|
SM4_RNDS(19, 18, 17, 16, SM4_T);
|
|
SM4_RNDS(15, 14, 13, 12, SM4_T);
|
|
SM4_RNDS(11, 10, 9, 8, SM4_T);
|
|
SM4_RNDS( 7, 6, 5, 4, SM4_T);
|
|
SM4_RNDS( 3, 2, 1, 0, SM4_T_slow);
|
|
|
|
store_u32_be(B3, out);
|
|
store_u32_be(B2, out + 4);
|
|
store_u32_be(B1, out + 8);
|
|
store_u32_be(B0, out + 12);
|
|
}
|