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aria.c
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Editing: aria.c
/* * Copyright 2017 The OpenSSL Project Authors. All Rights Reserved. * Copyright (c) 2017, Oracle and/or its affiliates. All rights reserved. * * Licensed under the OpenSSL license (the "License"). You may not use * this file except in compliance with the License. You can obtain a copy * in the file LICENSE in the source distribution or at * https://www.openssl.org/source/license.html */ /* * Copyright (C) 2017 National Security Research Institute. All Rights Reserved. * * Information for ARIA * http://210.104.33.10/ARIA/index-e.html (English) * http://seed.kisa.or.kr/ (Korean) * * Public domain version is distributed above. */ #include <openssl/e_os2.h> #include "crypto/aria.h" #include <assert.h> #include <string.h> #ifndef OPENSSL_SMALL_FOOTPRINT /* Begin macro */ /* rotation */ #define rotl32(v, r) (((uint32_t)(v) << (r)) | ((uint32_t)(v) >> (32 - r))) #define rotr32(v, r) (((uint32_t)(v) >> (r)) | ((uint32_t)(v) << (32 - r))) #define bswap32(v) \ (((v) << 24) ^ ((v) >> 24) ^ \ (((v) & 0x0000ff00) << 8) ^ (((v) & 0x00ff0000) >> 8)) #define GET_U8_BE(X, Y) ((uint8_t)((X) >> ((3 - Y) * 8))) #define GET_U32_BE(X, Y) ( \ ((uint32_t)((const uint8_t *)(X))[Y * 4 ] << 24) ^ \ ((uint32_t)((const uint8_t *)(X))[Y * 4 + 1] << 16) ^ \ ((uint32_t)((const uint8_t *)(X))[Y * 4 + 2] << 8) ^ \ ((uint32_t)((const uint8_t *)(X))[Y * 4 + 3] ) ) #define PUT_U32_BE(DEST, IDX, VAL) \ do { \ ((uint8_t *)(DEST))[IDX * 4 ] = GET_U8_BE(VAL, 0); \ ((uint8_t *)(DEST))[IDX * 4 + 1] = GET_U8_BE(VAL, 1); \ ((uint8_t *)(DEST))[IDX * 4 + 2] = GET_U8_BE(VAL, 2); \ ((uint8_t *)(DEST))[IDX * 4 + 3] = GET_U8_BE(VAL, 3); \ } while(0) #define MAKE_U32(V0, V1, V2, V3) ( \ ((uint32_t)((uint8_t)(V0)) << 24) | \ ((uint32_t)((uint8_t)(V1)) << 16) | \ ((uint32_t)((uint8_t)(V2)) << 8) | \ ((uint32_t)((uint8_t)(V3)) ) ) /* End Macro*/ /* Key Constant * 128bit : 0, 1, 2 * 192bit : 1, 2, 3(0) * 256bit : 2, 3(0), 4(1) */ static const uint32_t Key_RC[5][4] = { { 0x517cc1b7, 0x27220a94, 0xfe13abe8, 0xfa9a6ee0 }, { 0x6db14acc, 0x9e21c820, 0xff28b1d5, 0xef5de2b0 }, { 0xdb92371d, 0x2126e970, 0x03249775, 0x04e8c90e }, { 0x517cc1b7, 0x27220a94, 0xfe13abe8, 0xfa9a6ee0 }, { 0x6db14acc, 0x9e21c820, 0xff28b1d5, 0xef5de2b0 } }; /* 32bit expanded s-box */ static const uint32_t S1[256] = { 0x00636363, 0x007c7c7c, 0x00777777, 0x007b7b7b, 0x00f2f2f2, 0x006b6b6b, 0x006f6f6f, 0x00c5c5c5, 0x00303030, 0x00010101, 0x00676767, 0x002b2b2b, 0x00fefefe, 0x00d7d7d7, 0x00ababab, 0x00767676, 0x00cacaca, 0x00828282, 0x00c9c9c9, 0x007d7d7d, 0x00fafafa, 0x00595959, 0x00474747, 0x00f0f0f0, 0x00adadad, 0x00d4d4d4, 0x00a2a2a2, 0x00afafaf, 0x009c9c9c, 0x00a4a4a4, 0x00727272, 0x00c0c0c0, 0x00b7b7b7, 0x00fdfdfd, 0x00939393, 0x00262626, 0x00363636, 0x003f3f3f, 0x00f7f7f7, 0x00cccccc, 0x00343434, 0x00a5a5a5, 0x00e5e5e5, 0x00f1f1f1, 0x00717171, 0x00d8d8d8, 0x00313131, 0x00151515, 0x00040404, 0x00c7c7c7, 0x00232323, 0x00c3c3c3, 0x00181818, 0x00969696, 0x00050505, 0x009a9a9a, 0x00070707, 0x00121212, 0x00808080, 0x00e2e2e2, 0x00ebebeb, 0x00272727, 0x00b2b2b2, 0x00757575, 0x00090909, 0x00838383, 0x002c2c2c, 0x001a1a1a, 0x001b1b1b, 0x006e6e6e, 0x005a5a5a, 0x00a0a0a0, 0x00525252, 0x003b3b3b, 0x00d6d6d6, 0x00b3b3b3, 0x00292929, 0x00e3e3e3, 0x002f2f2f, 0x00848484, 0x00535353, 0x00d1d1d1, 0x00000000, 0x00ededed, 0x00202020, 0x00fcfcfc, 0x00b1b1b1, 0x005b5b5b, 0x006a6a6a, 0x00cbcbcb, 0x00bebebe, 0x00393939, 0x004a4a4a, 0x004c4c4c, 0x00585858, 0x00cfcfcf, 0x00d0d0d0, 0x00efefef, 0x00aaaaaa, 0x00fbfbfb, 0x00434343, 0x004d4d4d, 0x00333333, 0x00858585, 0x00454545, 0x00f9f9f9, 0x00020202, 0x007f7f7f, 0x00505050, 0x003c3c3c, 0x009f9f9f, 0x00a8a8a8, 0x00515151, 0x00a3a3a3, 0x00404040, 0x008f8f8f, 0x00929292, 0x009d9d9d, 0x00383838, 0x00f5f5f5, 0x00bcbcbc, 0x00b6b6b6, 0x00dadada, 0x00212121, 0x00101010, 0x00ffffff, 0x00f3f3f3, 0x00d2d2d2, 0x00cdcdcd, 0x000c0c0c, 0x00131313, 0x00ececec, 0x005f5f5f, 0x00979797, 0x00444444, 0x00171717, 0x00c4c4c4, 0x00a7a7a7, 0x007e7e7e, 0x003d3d3d, 0x00646464, 0x005d5d5d, 0x00191919, 0x00737373, 0x00606060, 0x00818181, 0x004f4f4f, 0x00dcdcdc, 0x00222222, 0x002a2a2a, 0x00909090, 0x00888888, 0x00464646, 0x00eeeeee, 0x00b8b8b8, 0x00141414, 0x00dedede, 0x005e5e5e, 0x000b0b0b, 0x00dbdbdb, 0x00e0e0e0, 0x00323232, 0x003a3a3a, 0x000a0a0a, 0x00494949, 0x00060606, 0x00242424, 0x005c5c5c, 0x00c2c2c2, 0x00d3d3d3, 0x00acacac, 0x00626262, 0x00919191, 0x00959595, 0x00e4e4e4, 0x00797979, 0x00e7e7e7, 0x00c8c8c8, 0x00373737, 0x006d6d6d, 0x008d8d8d, 0x00d5d5d5, 0x004e4e4e, 0x00a9a9a9, 0x006c6c6c, 0x00565656, 0x00f4f4f4, 0x00eaeaea, 0x00656565, 0x007a7a7a, 0x00aeaeae, 0x00080808, 0x00bababa, 0x00787878, 0x00252525, 0x002e2e2e, 0x001c1c1c, 0x00a6a6a6, 0x00b4b4b4, 0x00c6c6c6, 0x00e8e8e8, 0x00dddddd, 0x00747474, 0x001f1f1f, 0x004b4b4b, 0x00bdbdbd, 0x008b8b8b, 0x008a8a8a, 0x00707070, 0x003e3e3e, 0x00b5b5b5, 0x00666666, 0x00484848, 0x00030303, 0x00f6f6f6, 0x000e0e0e, 0x00616161, 0x00353535, 0x00575757, 0x00b9b9b9, 0x00868686, 0x00c1c1c1, 0x001d1d1d, 0x009e9e9e, 0x00e1e1e1, 0x00f8f8f8, 0x00989898, 0x00111111, 0x00696969, 0x00d9d9d9, 0x008e8e8e, 0x00949494, 0x009b9b9b, 0x001e1e1e, 0x00878787, 0x00e9e9e9, 0x00cecece, 0x00555555, 0x00282828, 0x00dfdfdf, 0x008c8c8c, 0x00a1a1a1, 0x00898989, 0x000d0d0d, 0x00bfbfbf, 0x00e6e6e6, 0x00424242, 0x00686868, 0x00414141, 0x00999999, 0x002d2d2d, 0x000f0f0f, 0x00b0b0b0, 0x00545454, 0x00bbbbbb, 0x00161616 }; static const uint32_t S2[256] = { 0xe200e2e2, 0x4e004e4e, 0x54005454, 0xfc00fcfc, 0x94009494, 0xc200c2c2, 0x4a004a4a, 0xcc00cccc, 0x62006262, 0x0d000d0d, 0x6a006a6a, 0x46004646, 0x3c003c3c, 0x4d004d4d, 0x8b008b8b, 0xd100d1d1, 0x5e005e5e, 0xfa00fafa, 0x64006464, 0xcb00cbcb, 0xb400b4b4, 0x97009797, 0xbe00bebe, 0x2b002b2b, 0xbc00bcbc, 0x77007777, 0x2e002e2e, 0x03000303, 0xd300d3d3, 0x19001919, 0x59005959, 0xc100c1c1, 0x1d001d1d, 0x06000606, 0x41004141, 0x6b006b6b, 0x55005555, 0xf000f0f0, 0x99009999, 0x69006969, 0xea00eaea, 0x9c009c9c, 0x18001818, 0xae00aeae, 0x63006363, 0xdf00dfdf, 0xe700e7e7, 0xbb00bbbb, 0x00000000, 0x73007373, 0x66006666, 0xfb00fbfb, 0x96009696, 0x4c004c4c, 0x85008585, 0xe400e4e4, 0x3a003a3a, 0x09000909, 0x45004545, 0xaa00aaaa, 0x0f000f0f, 0xee00eeee, 0x10001010, 0xeb00ebeb, 0x2d002d2d, 0x7f007f7f, 0xf400f4f4, 0x29002929, 0xac00acac, 0xcf00cfcf, 0xad00adad, 0x91009191, 0x8d008d8d, 0x78007878, 0xc800c8c8, 0x95009595, 0xf900f9f9, 0x2f002f2f, 0xce00cece, 0xcd00cdcd, 0x08000808, 0x7a007a7a, 0x88008888, 0x38003838, 0x5c005c5c, 0x83008383, 0x2a002a2a, 0x28002828, 0x47004747, 0xdb00dbdb, 0xb800b8b8, 0xc700c7c7, 0x93009393, 0xa400a4a4, 0x12001212, 0x53005353, 0xff00ffff, 0x87008787, 0x0e000e0e, 0x31003131, 0x36003636, 0x21002121, 0x58005858, 0x48004848, 0x01000101, 0x8e008e8e, 0x37003737, 0x74007474, 0x32003232, 0xca00caca, 0xe900e9e9, 0xb100b1b1, 0xb700b7b7, 0xab00abab, 0x0c000c0c, 0xd700d7d7, 0xc400c4c4, 0x56005656, 0x42004242, 0x26002626, 0x07000707, 0x98009898, 0x60006060, 0xd900d9d9, 0xb600b6b6, 0xb900b9b9, 0x11001111, 0x40004040, 0xec00ecec, 0x20002020, 0x8c008c8c, 0xbd00bdbd, 0xa000a0a0, 0xc900c9c9, 0x84008484, 0x04000404, 0x49004949, 0x23002323, 0xf100f1f1, 0x4f004f4f, 0x50005050, 0x1f001f1f, 0x13001313, 0xdc00dcdc, 0xd800d8d8, 0xc000c0c0, 0x9e009e9e, 0x57005757, 0xe300e3e3, 0xc300c3c3, 0x7b007b7b, 0x65006565, 0x3b003b3b, 0x02000202, 0x8f008f8f, 0x3e003e3e, 0xe800e8e8, 0x25002525, 0x92009292, 0xe500e5e5, 0x15001515, 0xdd00dddd, 0xfd00fdfd, 0x17001717, 0xa900a9a9, 0xbf00bfbf, 0xd400d4d4, 0x9a009a9a, 0x7e007e7e, 0xc500c5c5, 0x39003939, 0x67006767, 0xfe00fefe, 0x76007676, 0x9d009d9d, 0x43004343, 0xa700a7a7, 0xe100e1e1, 0xd000d0d0, 0xf500f5f5, 0x68006868, 0xf200f2f2, 0x1b001b1b, 0x34003434, 0x70007070, 0x05000505, 0xa300a3a3, 0x8a008a8a, 0xd500d5d5, 0x79007979, 0x86008686, 0xa800a8a8, 0x30003030, 0xc600c6c6, 0x51005151, 0x4b004b4b, 0x1e001e1e, 0xa600a6a6, 0x27002727, 0xf600f6f6, 0x35003535, 0xd200d2d2, 0x6e006e6e, 0x24002424, 0x16001616, 0x82008282, 0x5f005f5f, 0xda00dada, 0xe600e6e6, 0x75007575, 0xa200a2a2, 0xef00efef, 0x2c002c2c, 0xb200b2b2, 0x1c001c1c, 0x9f009f9f, 0x5d005d5d, 0x6f006f6f, 0x80008080, 0x0a000a0a, 0x72007272, 0x44004444, 0x9b009b9b, 0x6c006c6c, 0x90009090, 0x0b000b0b, 0x5b005b5b, 0x33003333, 0x7d007d7d, 0x5a005a5a, 0x52005252, 0xf300f3f3, 0x61006161, 0xa100a1a1, 0xf700f7f7, 0xb000b0b0, 0xd600d6d6, 0x3f003f3f, 0x7c007c7c, 0x6d006d6d, 0xed00eded, 0x14001414, 0xe000e0e0, 0xa500a5a5, 0x3d003d3d, 0x22002222, 0xb300b3b3, 0xf800f8f8, 0x89008989, 0xde00dede, 0x71007171, 0x1a001a1a, 0xaf00afaf, 0xba00baba, 0xb500b5b5, 0x81008181 }; static const uint32_t X1[256] = { 0x52520052, 0x09090009, 0x6a6a006a, 0xd5d500d5, 0x30300030, 0x36360036, 0xa5a500a5, 0x38380038, 0xbfbf00bf, 0x40400040, 0xa3a300a3, 0x9e9e009e, 0x81810081, 0xf3f300f3, 0xd7d700d7, 0xfbfb00fb, 0x7c7c007c, 0xe3e300e3, 0x39390039, 0x82820082, 0x9b9b009b, 0x2f2f002f, 0xffff00ff, 0x87870087, 0x34340034, 0x8e8e008e, 0x43430043, 0x44440044, 0xc4c400c4, 0xdede00de, 0xe9e900e9, 0xcbcb00cb, 0x54540054, 0x7b7b007b, 0x94940094, 0x32320032, 0xa6a600a6, 0xc2c200c2, 0x23230023, 0x3d3d003d, 0xeeee00ee, 0x4c4c004c, 0x95950095, 0x0b0b000b, 0x42420042, 0xfafa00fa, 0xc3c300c3, 0x4e4e004e, 0x08080008, 0x2e2e002e, 0xa1a100a1, 0x66660066, 0x28280028, 0xd9d900d9, 0x24240024, 0xb2b200b2, 0x76760076, 0x5b5b005b, 0xa2a200a2, 0x49490049, 0x6d6d006d, 0x8b8b008b, 0xd1d100d1, 0x25250025, 0x72720072, 0xf8f800f8, 0xf6f600f6, 0x64640064, 0x86860086, 0x68680068, 0x98980098, 0x16160016, 0xd4d400d4, 0xa4a400a4, 0x5c5c005c, 0xcccc00cc, 0x5d5d005d, 0x65650065, 0xb6b600b6, 0x92920092, 0x6c6c006c, 0x70700070, 0x48480048, 0x50500050, 0xfdfd00fd, 0xeded00ed, 0xb9b900b9, 0xdada00da, 0x5e5e005e, 0x15150015, 0x46460046, 0x57570057, 0xa7a700a7, 0x8d8d008d, 0x9d9d009d, 0x84840084, 0x90900090, 0xd8d800d8, 0xabab00ab, 0x00000000, 0x8c8c008c, 0xbcbc00bc, 0xd3d300d3, 0x0a0a000a, 0xf7f700f7, 0xe4e400e4, 0x58580058, 0x05050005, 0xb8b800b8, 0xb3b300b3, 0x45450045, 0x06060006, 0xd0d000d0, 0x2c2c002c, 0x1e1e001e, 0x8f8f008f, 0xcaca00ca, 0x3f3f003f, 0x0f0f000f, 0x02020002, 0xc1c100c1, 0xafaf00af, 0xbdbd00bd, 0x03030003, 0x01010001, 0x13130013, 0x8a8a008a, 0x6b6b006b, 0x3a3a003a, 0x91910091, 0x11110011, 0x41410041, 0x4f4f004f, 0x67670067, 0xdcdc00dc, 0xeaea00ea, 0x97970097, 0xf2f200f2, 0xcfcf00cf, 0xcece00ce, 0xf0f000f0, 0xb4b400b4, 0xe6e600e6, 0x73730073, 0x96960096, 0xacac00ac, 0x74740074, 0x22220022, 0xe7e700e7, 0xadad00ad, 0x35350035, 0x85850085, 0xe2e200e2, 0xf9f900f9, 0x37370037, 0xe8e800e8, 0x1c1c001c, 0x75750075, 0xdfdf00df, 0x6e6e006e, 0x47470047, 0xf1f100f1, 0x1a1a001a, 0x71710071, 0x1d1d001d, 0x29290029, 0xc5c500c5, 0x89890089, 0x6f6f006f, 0xb7b700b7, 0x62620062, 0x0e0e000e, 0xaaaa00aa, 0x18180018, 0xbebe00be, 0x1b1b001b, 0xfcfc00fc, 0x56560056, 0x3e3e003e, 0x4b4b004b, 0xc6c600c6, 0xd2d200d2, 0x79790079, 0x20200020, 0x9a9a009a, 0xdbdb00db, 0xc0c000c0, 0xfefe00fe, 0x78780078, 0xcdcd00cd, 0x5a5a005a, 0xf4f400f4, 0x1f1f001f, 0xdddd00dd, 0xa8a800a8, 0x33330033, 0x88880088, 0x07070007, 0xc7c700c7, 0x31310031, 0xb1b100b1, 0x12120012, 0x10100010, 0x59590059, 0x27270027, 0x80800080, 0xecec00ec, 0x5f5f005f, 0x60600060, 0x51510051, 0x7f7f007f, 0xa9a900a9, 0x19190019, 0xb5b500b5, 0x4a4a004a, 0x0d0d000d, 0x2d2d002d, 0xe5e500e5, 0x7a7a007a, 0x9f9f009f, 0x93930093, 0xc9c900c9, 0x9c9c009c, 0xefef00ef, 0xa0a000a0, 0xe0e000e0, 0x3b3b003b, 0x4d4d004d, 0xaeae00ae, 0x2a2a002a, 0xf5f500f5, 0xb0b000b0, 0xc8c800c8, 0xebeb00eb, 0xbbbb00bb, 0x3c3c003c, 0x83830083, 0x53530053, 0x99990099, 0x61610061, 0x17170017, 0x2b2b002b, 0x04040004, 0x7e7e007e, 0xbaba00ba, 0x77770077, 0xd6d600d6, 0x26260026, 0xe1e100e1, 0x69690069, 0x14140014, 0x63630063, 0x55550055, 0x21210021, 0x0c0c000c, 0x7d7d007d }; static const uint32_t X2[256] = { 0x30303000, 0x68686800, 0x99999900, 0x1b1b1b00, 0x87878700, 0xb9b9b900, 0x21212100, 0x78787800, 0x50505000, 0x39393900, 0xdbdbdb00, 0xe1e1e100, 0x72727200, 0x09090900, 0x62626200, 0x3c3c3c00, 0x3e3e3e00, 0x7e7e7e00, 0x5e5e5e00, 0x8e8e8e00, 0xf1f1f100, 0xa0a0a000, 0xcccccc00, 0xa3a3a300, 0x2a2a2a00, 0x1d1d1d00, 0xfbfbfb00, 0xb6b6b600, 0xd6d6d600, 0x20202000, 0xc4c4c400, 0x8d8d8d00, 0x81818100, 0x65656500, 0xf5f5f500, 0x89898900, 0xcbcbcb00, 0x9d9d9d00, 0x77777700, 0xc6c6c600, 0x57575700, 0x43434300, 0x56565600, 0x17171700, 0xd4d4d400, 0x40404000, 0x1a1a1a00, 0x4d4d4d00, 0xc0c0c000, 0x63636300, 0x6c6c6c00, 0xe3e3e300, 0xb7b7b700, 0xc8c8c800, 0x64646400, 0x6a6a6a00, 0x53535300, 0xaaaaaa00, 0x38383800, 0x98989800, 0x0c0c0c00, 0xf4f4f400, 0x9b9b9b00, 0xededed00, 0x7f7f7f00, 0x22222200, 0x76767600, 0xafafaf00, 0xdddddd00, 0x3a3a3a00, 0x0b0b0b00, 0x58585800, 0x67676700, 0x88888800, 0x06060600, 0xc3c3c300, 0x35353500, 0x0d0d0d00, 0x01010100, 0x8b8b8b00, 0x8c8c8c00, 0xc2c2c200, 0xe6e6e600, 0x5f5f5f00, 0x02020200, 0x24242400, 0x75757500, 0x93939300, 0x66666600, 0x1e1e1e00, 0xe5e5e500, 0xe2e2e200, 0x54545400, 0xd8d8d800, 0x10101000, 0xcecece00, 0x7a7a7a00, 0xe8e8e800, 0x08080800, 0x2c2c2c00, 0x12121200, 0x97979700, 0x32323200, 0xababab00, 0xb4b4b400, 0x27272700, 0x0a0a0a00, 0x23232300, 0xdfdfdf00, 0xefefef00, 0xcacaca00, 0xd9d9d900, 0xb8b8b800, 0xfafafa00, 0xdcdcdc00, 0x31313100, 0x6b6b6b00, 0xd1d1d100, 0xadadad00, 0x19191900, 0x49494900, 0xbdbdbd00, 0x51515100, 0x96969600, 0xeeeeee00, 0xe4e4e400, 0xa8a8a800, 0x41414100, 0xdadada00, 0xffffff00, 0xcdcdcd00, 0x55555500, 0x86868600, 0x36363600, 0xbebebe00, 0x61616100, 0x52525200, 0xf8f8f800, 0xbbbbbb00, 0x0e0e0e00, 0x82828200, 0x48484800, 0x69696900, 0x9a9a9a00, 0xe0e0e000, 0x47474700, 0x9e9e9e00, 0x5c5c5c00, 0x04040400, 0x4b4b4b00, 0x34343400, 0x15151500, 0x79797900, 0x26262600, 0xa7a7a700, 0xdedede00, 0x29292900, 0xaeaeae00, 0x92929200, 0xd7d7d700, 0x84848400, 0xe9e9e900, 0xd2d2d200, 0xbababa00, 0x5d5d5d00, 0xf3f3f300, 0xc5c5c500, 0xb0b0b000, 0xbfbfbf00, 0xa4a4a400, 0x3b3b3b00, 0x71717100, 0x44444400, 0x46464600, 0x2b2b2b00, 0xfcfcfc00, 0xebebeb00, 0x6f6f6f00, 0xd5d5d500, 0xf6f6f600, 0x14141400, 0xfefefe00, 0x7c7c7c00, 0x70707000, 0x5a5a5a00, 0x7d7d7d00, 0xfdfdfd00, 0x2f2f2f00, 0x18181800, 0x83838300, 0x16161600, 0xa5a5a500, 0x91919100, 0x1f1f1f00, 0x05050500, 0x95959500, 0x74747400, 0xa9a9a900, 0xc1c1c100, 0x5b5b5b00, 0x4a4a4a00, 0x85858500, 0x6d6d6d00, 0x13131300, 0x07070700, 0x4f4f4f00, 0x4e4e4e00, 0x45454500, 0xb2b2b200, 0x0f0f0f00, 0xc9c9c900, 0x1c1c1c00, 0xa6a6a600, 0xbcbcbc00, 0xececec00, 0x73737300, 0x90909000, 0x7b7b7b00, 0xcfcfcf00, 0x59595900, 0x8f8f8f00, 0xa1a1a100, 0xf9f9f900, 0x2d2d2d00, 0xf2f2f200, 0xb1b1b100, 0x00000000, 0x94949400, 0x37373700, 0x9f9f9f00, 0xd0d0d000, 0x2e2e2e00, 0x9c9c9c00, 0x6e6e6e00, 0x28282800, 0x3f3f3f00, 0x80808000, 0xf0f0f000, 0x3d3d3d00, 0xd3d3d300, 0x25252500, 0x8a8a8a00, 0xb5b5b500, 0xe7e7e700, 0x42424200, 0xb3b3b300, 0xc7c7c700, 0xeaeaea00, 0xf7f7f700, 0x4c4c4c00, 0x11111100, 0x33333300, 0x03030300, 0xa2a2a200, 0xacacac00, 0x60606000 }; /* Key XOR Layer */ #define ARIA_ADD_ROUND_KEY(RK, T0, T1, T2, T3) \ do { \ (T0) ^= (RK)->u[0]; \ (T1) ^= (RK)->u[1]; \ (T2) ^= (RK)->u[2]; \ (T3) ^= (RK)->u[3]; \ } while(0) /* S-Box Layer 1 + M */ #define ARIA_SBOX_LAYER1_WITH_PRE_DIFF(T0, T1, T2, T3) \ do { \ (T0) = \ S1[GET_U8_BE(T0, 0)] ^ \ S2[GET_U8_BE(T0, 1)] ^ \ X1[GET_U8_BE(T0, 2)] ^ \ X2[GET_U8_BE(T0, 3)]; \ (T1) = \ S1[GET_U8_BE(T1, 0)] ^ \ S2[GET_U8_BE(T1, 1)] ^ \ X1[GET_U8_BE(T1, 2)] ^ \ X2[GET_U8_BE(T1, 3)]; \ (T2) = \ S1[GET_U8_BE(T2, 0)] ^ \ S2[GET_U8_BE(T2, 1)] ^ \ X1[GET_U8_BE(T2, 2)] ^ \ X2[GET_U8_BE(T2, 3)]; \ (T3) = \ S1[GET_U8_BE(T3, 0)] ^ \ S2[GET_U8_BE(T3, 1)] ^ \ X1[GET_U8_BE(T3, 2)] ^ \ X2[GET_U8_BE(T3, 3)]; \ } while(0) /* S-Box Layer 2 + M */ #define ARIA_SBOX_LAYER2_WITH_PRE_DIFF(T0, T1, T2, T3) \ do { \ (T0) = \ X1[GET_U8_BE(T0, 0)] ^ \ X2[GET_U8_BE(T0, 1)] ^ \ S1[GET_U8_BE(T0, 2)] ^ \ S2[GET_U8_BE(T0, 3)]; \ (T1) = \ X1[GET_U8_BE(T1, 0)] ^ \ X2[GET_U8_BE(T1, 1)] ^ \ S1[GET_U8_BE(T1, 2)] ^ \ S2[GET_U8_BE(T1, 3)]; \ (T2) = \ X1[GET_U8_BE(T2, 0)] ^ \ X2[GET_U8_BE(T2, 1)] ^ \ S1[GET_U8_BE(T2, 2)] ^ \ S2[GET_U8_BE(T2, 3)]; \ (T3) = \ X1[GET_U8_BE(T3, 0)] ^ \ X2[GET_U8_BE(T3, 1)] ^ \ S1[GET_U8_BE(T3, 2)] ^ \ S2[GET_U8_BE(T3, 3)]; \ } while(0) /* Word-level diffusion */ #define ARIA_DIFF_WORD(T0,T1,T2,T3) \ do { \ (T1) ^= (T2); \ (T2) ^= (T3); \ (T0) ^= (T1); \ \ (T3) ^= (T1); \ (T2) ^= (T0); \ (T1) ^= (T2); \ } while(0) /* Byte-level diffusion */ #define ARIA_DIFF_BYTE(T0, T1, T2, T3) \ do { \ (T1) = (((T1) << 8) & 0xff00ff00) ^ (((T1) >> 8) & 0x00ff00ff); \ (T2) = rotr32(T2, 16); \ (T3) = bswap32(T3); \ } while(0) /* Odd round Substitution & Diffusion */ #define ARIA_SUBST_DIFF_ODD(T0, T1, T2, T3) \ do { \ ARIA_SBOX_LAYER1_WITH_PRE_DIFF(T0, T1, T2, T3); \ ARIA_DIFF_WORD(T0, T1, T2, T3); \ ARIA_DIFF_BYTE(T0, T1, T2, T3); \ ARIA_DIFF_WORD(T0, T1, T2, T3); \ } while(0) /* Even round Substitution & Diffusion */ #define ARIA_SUBST_DIFF_EVEN(T0, T1, T2, T3) \ do { \ ARIA_SBOX_LAYER2_WITH_PRE_DIFF(T0, T1, T2, T3); \ ARIA_DIFF_WORD(T0, T1, T2, T3); \ ARIA_DIFF_BYTE(T2, T3, T0, T1); \ ARIA_DIFF_WORD(T0, T1, T2, T3); \ } while(0) /* Q, R Macro expanded ARIA GSRK */ #define _ARIA_GSRK(RK, X, Y, Q, R) \ do { \ (RK)->u[0] = \ ((X)[0]) ^ \ (((Y)[((Q) ) % 4]) >> (R)) ^ \ (((Y)[((Q) + 3) % 4]) << (32 - (R))); \ (RK)->u[1] = \ ((X)[1]) ^ \ (((Y)[((Q) + 1) % 4]) >> (R)) ^ \ (((Y)[((Q) ) % 4]) << (32 - (R))); \ (RK)->u[2] = \ ((X)[2]) ^ \ (((Y)[((Q) + 2) % 4]) >> (R)) ^ \ (((Y)[((Q) + 1) % 4]) << (32 - (R))); \ (RK)->u[3] = \ ((X)[3]) ^ \ (((Y)[((Q) + 3) % 4]) >> (R)) ^ \ (((Y)[((Q) + 2) % 4]) << (32 - (R))); \ } while(0) #define ARIA_GSRK(RK, X, Y, N) _ARIA_GSRK(RK, X, Y, 4 - ((N) / 32), (N) % 32) #define ARIA_DEC_DIFF_BYTE(X, Y, TMP, TMP2) \ do { \ (TMP) = (X); \ (TMP2) = rotr32((TMP), 8); \ (Y) = (TMP2) ^ rotr32((TMP) ^ (TMP2), 16); \ } while(0) void aria_encrypt(const unsigned char *in, unsigned char *out, const ARIA_KEY *key) { register uint32_t reg0, reg1, reg2, reg3; int Nr; const ARIA_u128 *rk; if (in == NULL || out == NULL || key == NULL) { return; } rk = key->rd_key; Nr = key->rounds; if (Nr != 12 && Nr != 14 && Nr != 16) { return; } reg0 = GET_U32_BE(in, 0); reg1 = GET_U32_BE(in, 1); reg2 = GET_U32_BE(in, 2); reg3 = GET_U32_BE(in, 3); ARIA_ADD_ROUND_KEY(rk, reg0, reg1, reg2, reg3); rk++; ARIA_SUBST_DIFF_ODD(reg0, reg1, reg2, reg3); ARIA_ADD_ROUND_KEY(rk, reg0, reg1, reg2, reg3); rk++; while(Nr -= 2){ ARIA_SUBST_DIFF_EVEN(reg0, reg1, reg2, reg3); ARIA_ADD_ROUND_KEY(rk, reg0, reg1, reg2, reg3); rk++; ARIA_SUBST_DIFF_ODD(reg0, reg1, reg2, reg3); ARIA_ADD_ROUND_KEY(rk, reg0, reg1, reg2, reg3); rk++; } reg0 = rk->u[0] ^ MAKE_U32( (uint8_t)(X1[GET_U8_BE(reg0, 0)] ), (uint8_t)(X2[GET_U8_BE(reg0, 1)] >> 8), (uint8_t)(S1[GET_U8_BE(reg0, 2)] ), (uint8_t)(S2[GET_U8_BE(reg0, 3)] )); reg1 = rk->u[1] ^ MAKE_U32( (uint8_t)(X1[GET_U8_BE(reg1, 0)] ), (uint8_t)(X2[GET_U8_BE(reg1, 1)] >> 8), (uint8_t)(S1[GET_U8_BE(reg1, 2)] ), (uint8_t)(S2[GET_U8_BE(reg1, 3)] )); reg2 = rk->u[2] ^ MAKE_U32( (uint8_t)(X1[GET_U8_BE(reg2, 0)] ), (uint8_t)(X2[GET_U8_BE(reg2, 1)] >> 8), (uint8_t)(S1[GET_U8_BE(reg2, 2)] ), (uint8_t)(S2[GET_U8_BE(reg2, 3)] )); reg3 = rk->u[3] ^ MAKE_U32( (uint8_t)(X1[GET_U8_BE(reg3, 0)] ), (uint8_t)(X2[GET_U8_BE(reg3, 1)] >> 8), (uint8_t)(S1[GET_U8_BE(reg3, 2)] ), (uint8_t)(S2[GET_U8_BE(reg3, 3)] )); PUT_U32_BE(out, 0, reg0); PUT_U32_BE(out, 1, reg1); PUT_U32_BE(out, 2, reg2); PUT_U32_BE(out, 3, reg3); } int aria_set_encrypt_key(const unsigned char *userKey, const int bits, ARIA_KEY *key) { register uint32_t reg0, reg1, reg2, reg3; uint32_t w0[4], w1[4], w2[4], w3[4]; const uint32_t *ck; ARIA_u128 *rk; int Nr = (bits + 256) / 32; if (userKey == NULL || key == NULL) { return -1; } if (bits != 128 && bits != 192 && bits != 256) { return -2; } rk = key->rd_key; key->rounds = Nr; ck = &Key_RC[(bits - 128) / 64][0]; w0[0] = GET_U32_BE(userKey, 0); w0[1] = GET_U32_BE(userKey, 1); w0[2] = GET_U32_BE(userKey, 2); w0[3] = GET_U32_BE(userKey, 3); reg0 = w0[0] ^ ck[0]; reg1 = w0[1] ^ ck[1]; reg2 = w0[2] ^ ck[2]; reg3 = w0[3] ^ ck[3]; ARIA_SUBST_DIFF_ODD(reg0, reg1, reg2, reg3); if (bits > 128) { w1[0] = GET_U32_BE(userKey, 4); w1[1] = GET_U32_BE(userKey, 5); if (bits > 192) { w1[2] = GET_U32_BE(userKey, 6); w1[3] = GET_U32_BE(userKey, 7); } else { w1[2] = w1[3] = 0; } } else { w1[0] = w1[1] = w1[2] = w1[3] = 0; } w1[0] ^= reg0; w1[1] ^= reg1; w1[2] ^= reg2; w1[3] ^= reg3; reg0 = w1[0]; reg1 = w1[1]; reg2 = w1[2]; reg3 = w1[3]; reg0 ^= ck[4]; reg1 ^= ck[5]; reg2 ^= ck[6]; reg3 ^= ck[7]; ARIA_SUBST_DIFF_EVEN(reg0, reg1, reg2, reg3); reg0 ^= w0[0]; reg1 ^= w0[1]; reg2 ^= w0[2]; reg3 ^= w0[3]; w2[0] = reg0; w2[1] = reg1; w2[2] = reg2; w2[3] = reg3; reg0 ^= ck[8]; reg1 ^= ck[9]; reg2 ^= ck[10]; reg3 ^= ck[11]; ARIA_SUBST_DIFF_ODD(reg0, reg1, reg2, reg3); w3[0] = reg0 ^ w1[0]; w3[1] = reg1 ^ w1[1]; w3[2] = reg2 ^ w1[2]; w3[3] = reg3 ^ w1[3]; ARIA_GSRK(rk, w0, w1, 19); rk++; ARIA_GSRK(rk, w1, w2, 19); rk++; ARIA_GSRK(rk, w2, w3, 19); rk++; ARIA_GSRK(rk, w3, w0, 19); rk++; ARIA_GSRK(rk, w0, w1, 31); rk++; ARIA_GSRK(rk, w1, w2, 31); rk++; ARIA_GSRK(rk, w2, w3, 31); rk++; ARIA_GSRK(rk, w3, w0, 31); rk++; ARIA_GSRK(rk, w0, w1, 67); rk++; ARIA_GSRK(rk, w1, w2, 67); rk++; ARIA_GSRK(rk, w2, w3, 67); rk++; ARIA_GSRK(rk, w3, w0, 67); rk++; ARIA_GSRK(rk, w0, w1, 97); if (bits > 128) { rk++; ARIA_GSRK(rk, w1, w2, 97); rk++; ARIA_GSRK(rk, w2, w3, 97); } if (bits > 192) { rk++; ARIA_GSRK(rk, w3, w0, 97); rk++; ARIA_GSRK(rk, w0, w1, 109); } return 0; } int aria_set_decrypt_key(const unsigned char *userKey, const int bits, ARIA_KEY *key) { ARIA_u128 *rk_head; ARIA_u128 *rk_tail; register uint32_t w1, w2; register uint32_t reg0, reg1, reg2, reg3; uint32_t s0, s1, s2, s3; const int r = aria_set_encrypt_key(userKey, bits, key); if (r != 0) { return r; } rk_head = key->rd_key; rk_tail = rk_head + key->rounds; reg0 = rk_head->u[0]; reg1 = rk_head->u[1]; reg2 = rk_head->u[2]; reg3 = rk_head->u[3]; memcpy(rk_head, rk_tail, ARIA_BLOCK_SIZE); rk_tail->u[0] = reg0; rk_tail->u[1] = reg1; rk_tail->u[2] = reg2; rk_tail->u[3] = reg3; rk_head++; rk_tail--; for (; rk_head < rk_tail; rk_head++, rk_tail--) { ARIA_DEC_DIFF_BYTE(rk_head->u[0], reg0, w1, w2); ARIA_DEC_DIFF_BYTE(rk_head->u[1], reg1, w1, w2); ARIA_DEC_DIFF_BYTE(rk_head->u[2], reg2, w1, w2); ARIA_DEC_DIFF_BYTE(rk_head->u[3], reg3, w1, w2); ARIA_DIFF_WORD(reg0, reg1, reg2, reg3); ARIA_DIFF_BYTE(reg0, reg1, reg2, reg3); ARIA_DIFF_WORD(reg0, reg1, reg2, reg3); s0 = reg0; s1 = reg1; s2 = reg2; s3 = reg3; ARIA_DEC_DIFF_BYTE(rk_tail->u[0], reg0, w1, w2); ARIA_DEC_DIFF_BYTE(rk_tail->u[1], reg1, w1, w2); ARIA_DEC_DIFF_BYTE(rk_tail->u[2], reg2, w1, w2); ARIA_DEC_DIFF_BYTE(rk_tail->u[3], reg3, w1, w2); ARIA_DIFF_WORD(reg0, reg1, reg2, reg3); ARIA_DIFF_BYTE(reg0, reg1, reg2, reg3); ARIA_DIFF_WORD(reg0, reg1, reg2, reg3); rk_head->u[0] = reg0; rk_head->u[1] = reg1; rk_head->u[2] = reg2; rk_head->u[3] = reg3; rk_tail->u[0] = s0; rk_tail->u[1] = s1; rk_tail->u[2] = s2; rk_tail->u[3] = s3; } ARIA_DEC_DIFF_BYTE(rk_head->u[0], reg0, w1, w2); ARIA_DEC_DIFF_BYTE(rk_head->u[1], reg1, w1, w2); ARIA_DEC_DIFF_BYTE(rk_head->u[2], reg2, w1, w2); ARIA_DEC_DIFF_BYTE(rk_head->u[3], reg3, w1, w2); ARIA_DIFF_WORD(reg0, reg1, reg2, reg3); ARIA_DIFF_BYTE(reg0, reg1, reg2, reg3); ARIA_DIFF_WORD(reg0, reg1, reg2, reg3); rk_tail->u[0] = reg0; rk_tail->u[1] = reg1; rk_tail->u[2] = reg2; rk_tail->u[3] = reg3; return 0; } #else static const unsigned char sb1[256] = { 0x63, 0x7c, 0x77, 0x7b, 0xf2, 0x6b, 0x6f, 0xc5, 0x30, 0x01, 0x67, 0x2b, 0xfe, 0xd7, 0xab, 0x76, 0xca, 0x82, 0xc9, 0x7d, 0xfa, 0x59, 0x47, 0xf0, 0xad, 0xd4, 0xa2, 0xaf, 0x9c, 0xa4, 0x72, 0xc0, 0xb7, 0xfd, 0x93, 0x26, 0x36, 0x3f, 0xf7, 0xcc, 0x34, 0xa5, 0xe5, 0xf1, 0x71, 0xd8, 0x31, 0x15, 0x04, 0xc7, 0x23, 0xc3, 0x18, 0x96, 0x05, 0x9a, 0x07, 0x12, 0x80, 0xe2, 0xeb, 0x27, 0xb2, 0x75, 0x09, 0x83, 0x2c, 0x1a, 0x1b, 0x6e, 0x5a, 0xa0, 0x52, 0x3b, 0xd6, 0xb3, 0x29, 0xe3, 0x2f, 0x84, 0x53, 0xd1, 0x00, 0xed, 0x20, 0xfc, 0xb1, 0x5b, 0x6a, 0xcb, 0xbe, 0x39, 0x4a, 0x4c, 0x58, 0xcf, 0xd0, 0xef, 0xaa, 0xfb, 0x43, 0x4d, 0x33, 0x85, 0x45, 0xf9, 0x02, 0x7f, 0x50, 0x3c, 0x9f, 0xa8, 0x51, 0xa3, 0x40, 0x8f, 0x92, 0x9d, 0x38, 0xf5, 0xbc, 0xb6, 0xda, 0x21, 0x10, 0xff, 0xf3, 0xd2, 0xcd, 0x0c, 0x13, 0xec, 0x5f, 0x97, 0x44, 0x17, 0xc4, 0xa7, 0x7e, 0x3d, 0x64, 0x5d, 0x19, 0x73, 0x60, 0x81, 0x4f, 0xdc, 0x22, 0x2a, 0x90, 0x88, 0x46, 0xee, 0xb8, 0x14, 0xde, 0x5e, 0x0b, 0xdb, 0xe0, 0x32, 0x3a, 0x0a, 0x49, 0x06, 0x24, 0x5c, 0xc2, 0xd3, 0xac, 0x62, 0x91, 0x95, 0xe4, 0x79, 0xe7, 0xc8, 0x37, 0x6d, 0x8d, 0xd5, 0x4e, 0xa9, 0x6c, 0x56, 0xf4, 0xea, 0x65, 0x7a, 0xae, 0x08, 0xba, 0x78, 0x25, 0x2e, 0x1c, 0xa6, 0xb4, 0xc6, 0xe8, 0xdd, 0x74, 0x1f, 0x4b, 0xbd, 0x8b, 0x8a, 0x70, 0x3e, 0xb5, 0x66, 0x48, 0x03, 0xf6, 0x0e, 0x61, 0x35, 0x57, 0xb9, 0x86, 0xc1, 0x1d, 0x9e, 0xe1, 0xf8, 0x98, 0x11, 0x69, 0xd9, 0x8e, 0x94, 0x9b, 0x1e, 0x87, 0xe9, 0xce, 0x55, 0x28, 0xdf, 0x8c, 0xa1, 0x89, 0x0d, 0xbf, 0xe6, 0x42, 0x68, 0x41, 0x99, 0x2d, 0x0f, 0xb0, 0x54, 0xbb, 0x16 }; static const unsigned char sb2[256] = { 0xe2, 0x4e, 0x54, 0xfc, 0x94, 0xc2, 0x4a, 0xcc, 0x62, 0x0d, 0x6a, 0x46, 0x3c, 0x4d, 0x8b, 0xd1, 0x5e, 0xfa, 0x64, 0xcb, 0xb4, 0x97, 0xbe, 0x2b, 0xbc, 0x77, 0x2e, 0x03, 0xd3, 0x19, 0x59, 0xc1, 0x1d, 0x06, 0x41, 0x6b, 0x55, 0xf0, 0x99, 0x69, 0xea, 0x9c, 0x18, 0xae, 0x63, 0xdf, 0xe7, 0xbb, 0x00, 0x73, 0x66, 0xfb, 0x96, 0x4c, 0x85, 0xe4, 0x3a, 0x09, 0x45, 0xaa, 0x0f, 0xee, 0x10, 0xeb, 0x2d, 0x7f, 0xf4, 0x29, 0xac, 0xcf, 0xad, 0x91, 0x8d, 0x78, 0xc8, 0x95, 0xf9, 0x2f, 0xce, 0xcd, 0x08, 0x7a, 0x88, 0x38, 0x5c, 0x83, 0x2a, 0x28, 0x47, 0xdb, 0xb8, 0xc7, 0x93, 0xa4, 0x12, 0x53, 0xff, 0x87, 0x0e, 0x31, 0x36, 0x21, 0x58, 0x48, 0x01, 0x8e, 0x37, 0x74, 0x32, 0xca, 0xe9, 0xb1, 0xb7, 0xab, 0x0c, 0xd7, 0xc4, 0x56, 0x42, 0x26, 0x07, 0x98, 0x60, 0xd9, 0xb6, 0xb9, 0x11, 0x40, 0xec, 0x20, 0x8c, 0xbd, 0xa0, 0xc9, 0x84, 0x04, 0x49, 0x23, 0xf1, 0x4f, 0x50, 0x1f, 0x13, 0xdc, 0xd8, 0xc0, 0x9e, 0x57, 0xe3, 0xc3, 0x7b, 0x65, 0x3b, 0x02, 0x8f, 0x3e, 0xe8, 0x25, 0x92, 0xe5, 0x15, 0xdd, 0xfd, 0x17, 0xa9, 0xbf, 0xd4, 0x9a, 0x7e, 0xc5, 0x39, 0x67, 0xfe, 0x76, 0x9d, 0x43, 0xa7, 0xe1, 0xd0, 0xf5, 0x68, 0xf2, 0x1b, 0x34, 0x70, 0x05, 0xa3, 0x8a, 0xd5, 0x79, 0x86, 0xa8, 0x30, 0xc6, 0x51, 0x4b, 0x1e, 0xa6, 0x27, 0xf6, 0x35, 0xd2, 0x6e, 0x24, 0x16, 0x82, 0x5f, 0xda, 0xe6, 0x75, 0xa2, 0xef, 0x2c, 0xb2, 0x1c, 0x9f, 0x5d, 0x6f, 0x80, 0x0a, 0x72, 0x44, 0x9b, 0x6c, 0x90, 0x0b, 0x5b, 0x33, 0x7d, 0x5a, 0x52, 0xf3, 0x61, 0xa1, 0xf7, 0xb0, 0xd6, 0x3f, 0x7c, 0x6d, 0xed, 0x14, 0xe0, 0xa5, 0x3d, 0x22, 0xb3, 0xf8, 0x89, 0xde, 0x71, 0x1a, 0xaf, 0xba, 0xb5, 0x81 }; static const unsigned char sb3[256] = { 0x52, 0x09, 0x6a, 0xd5, 0x30, 0x36, 0xa5, 0x38, 0xbf, 0x40, 0xa3, 0x9e, 0x81, 0xf3, 0xd7, 0xfb, 0x7c, 0xe3, 0x39, 0x82, 0x9b, 0x2f, 0xff, 0x87, 0x34, 0x8e, 0x43, 0x44, 0xc4, 0xde, 0xe9, 0xcb, 0x54, 0x7b, 0x94, 0x32, 0xa6, 0xc2, 0x23, 0x3d, 0xee, 0x4c, 0x95, 0x0b, 0x42, 0xfa, 0xc3, 0x4e, 0x08, 0x2e, 0xa1, 0x66, 0x28, 0xd9, 0x24, 0xb2, 0x76, 0x5b, 0xa2, 0x49, 0x6d, 0x8b, 0xd1, 0x25, 0x72, 0xf8, 0xf6, 0x64, 0x86, 0x68, 0x98, 0x16, 0xd4, 0xa4, 0x5c, 0xcc, 0x5d, 0x65, 0xb6, 0x92, 0x6c, 0x70, 0x48, 0x50, 0xfd, 0xed, 0xb9, 0xda, 0x5e, 0x15, 0x46, 0x57, 0xa7, 0x8d, 0x9d, 0x84, 0x90, 0xd8, 0xab, 0x00, 0x8c, 0xbc, 0xd3, 0x0a, 0xf7, 0xe4, 0x58, 0x05, 0xb8, 0xb3, 0x45, 0x06, 0xd0, 0x2c, 0x1e, 0x8f, 0xca, 0x3f, 0x0f, 0x02, 0xc1, 0xaf, 0xbd, 0x03, 0x01, 0x13, 0x8a, 0x6b, 0x3a, 0x91, 0x11, 0x41, 0x4f, 0x67, 0xdc, 0xea, 0x97, 0xf2, 0xcf, 0xce, 0xf0, 0xb4, 0xe6, 0x73, 0x96, 0xac, 0x74, 0x22, 0xe7, 0xad, 0x35, 0x85, 0xe2, 0xf9, 0x37, 0xe8, 0x1c, 0x75, 0xdf, 0x6e, 0x47, 0xf1, 0x1a, 0x71, 0x1d, 0x29, 0xc5, 0x89, 0x6f, 0xb7, 0x62, 0x0e, 0xaa, 0x18, 0xbe, 0x1b, 0xfc, 0x56, 0x3e, 0x4b, 0xc6, 0xd2, 0x79, 0x20, 0x9a, 0xdb, 0xc0, 0xfe, 0x78, 0xcd, 0x5a, 0xf4, 0x1f, 0xdd, 0xa8, 0x33, 0x88, 0x07, 0xc7, 0x31, 0xb1, 0x12, 0x10, 0x59, 0x27, 0x80, 0xec, 0x5f, 0x60, 0x51, 0x7f, 0xa9, 0x19, 0xb5, 0x4a, 0x0d, 0x2d, 0xe5, 0x7a, 0x9f, 0x93, 0xc9, 0x9c, 0xef, 0xa0, 0xe0, 0x3b, 0x4d, 0xae, 0x2a, 0xf5, 0xb0, 0xc8, 0xeb, 0xbb, 0x3c, 0x83, 0x53, 0x99, 0x61, 0x17, 0x2b, 0x04, 0x7e, 0xba, 0x77, 0xd6, 0x26, 0xe1, 0x69, 0x14, 0x63, 0x55, 0x21, 0x0c, 0x7d }; static const unsigned char sb4[256] = { 0x30, 0x68, 0x99, 0x1b, 0x87, 0xb9, 0x21, 0x78, 0x50, 0x39, 0xdb, 0xe1, 0x72, 0x09, 0x62, 0x3c, 0x3e, 0x7e, 0x5e, 0x8e, 0xf1, 0xa0, 0xcc, 0xa3, 0x2a, 0x1d, 0xfb, 0xb6, 0xd6, 0x20, 0xc4, 0x8d, 0x81, 0x65, 0xf5, 0x89, 0xcb, 0x9d, 0x77, 0xc6, 0x57, 0x43, 0x56, 0x17, 0xd4, 0x40, 0x1a, 0x4d, 0xc0, 0x63, 0x6c, 0xe3, 0xb7, 0xc8, 0x64, 0x6a, 0x53, 0xaa, 0x38, 0x98, 0x0c, 0xf4, 0x9b, 0xed, 0x7f, 0x22, 0x76, 0xaf, 0xdd, 0x3a, 0x0b, 0x58, 0x67, 0x88, 0x06, 0xc3, 0x35, 0x0d, 0x01, 0x8b, 0x8c, 0xc2, 0xe6, 0x5f, 0x02, 0x24, 0x75, 0x93, 0x66, 0x1e, 0xe5, 0xe2, 0x54, 0xd8, 0x10, 0xce, 0x7a, 0xe8, 0x08, 0x2c, 0x12, 0x97, 0x32, 0xab, 0xb4, 0x27, 0x0a, 0x23, 0xdf, 0xef, 0xca, 0xd9, 0xb8, 0xfa, 0xdc, 0x31, 0x6b, 0xd1, 0xad, 0x19, 0x49, 0xbd, 0x51, 0x96, 0xee, 0xe4, 0xa8, 0x41, 0xda, 0xff, 0xcd, 0x55, 0x86, 0x36, 0xbe, 0x61, 0x52, 0xf8, 0xbb, 0x0e, 0x82, 0x48, 0x69, 0x9a, 0xe0, 0x47, 0x9e, 0x5c, 0x04, 0x4b, 0x34, 0x15, 0x79, 0x26, 0xa7, 0xde, 0x29, 0xae, 0x92, 0xd7, 0x84, 0xe9, 0xd2, 0xba, 0x5d, 0xf3, 0xc5, 0xb0, 0xbf, 0xa4, 0x3b, 0x71, 0x44, 0x46, 0x2b, 0xfc, 0xeb, 0x6f, 0xd5, 0xf6, 0x14, 0xfe, 0x7c, 0x70, 0x5a, 0x7d, 0xfd, 0x2f, 0x18, 0x83, 0x16, 0xa5, 0x91, 0x1f, 0x05, 0x95, 0x74, 0xa9, 0xc1, 0x5b, 0x4a, 0x85, 0x6d, 0x13, 0x07, 0x4f, 0x4e, 0x45, 0xb2, 0x0f, 0xc9, 0x1c, 0xa6, 0xbc, 0xec, 0x73, 0x90, 0x7b, 0xcf, 0x59, 0x8f, 0xa1, 0xf9, 0x2d, 0xf2, 0xb1, 0x00, 0x94, 0x37, 0x9f, 0xd0, 0x2e, 0x9c, 0x6e, 0x28, 0x3f, 0x80, 0xf0, 0x3d, 0xd3, 0x25, 0x8a, 0xb5, 0xe7, 0x42, 0xb3, 0xc7, 0xea, 0xf7, 0x4c, 0x11, 0x33, 0x03, 0xa2, 0xac, 0x60 }; static const ARIA_u128 c1 = {{ 0x51, 0x7c, 0xc1, 0xb7, 0x27, 0x22, 0x0a, 0x94, 0xfe, 0x13, 0xab, 0xe8, 0xfa, 0x9a, 0x6e, 0xe0 }}; static const ARIA_u128 c2 = {{ 0x6d, 0xb1, 0x4a, 0xcc, 0x9e, 0x21, 0xc8, 0x20, 0xff, 0x28, 0xb1, 0xd5, 0xef, 0x5d, 0xe2, 0xb0 }}; static const ARIA_u128 c3 = {{ 0xdb, 0x92, 0x37, 0x1d, 0x21, 0x26, 0xe9, 0x70, 0x03, 0x24, 0x97, 0x75, 0x04, 0xe8, 0xc9, 0x0e }}; /* * Exclusive or two 128 bit values into the result. * It is safe for the result to be the same as the either input. */ static void xor128(ARIA_c128 o, const ARIA_c128 x, const ARIA_u128 *y) { int i; for (i = 0; i < ARIA_BLOCK_SIZE; i++) o[i] = x[i] ^ y->c[i]; } /* * Generalised circular rotate right and exclusive or function. * It is safe for the output to overlap either input. */ static ossl_inline void rotnr(unsigned int n, ARIA_u128 *o, const ARIA_u128 *xor, const ARIA_u128 *z) { const unsigned int bytes = n / 8, bits = n % 8; unsigned int i; ARIA_u128 t; for (i = 0; i < ARIA_BLOCK_SIZE; i++) t.c[(i + bytes) % ARIA_BLOCK_SIZE] = z->c[i]; for (i = 0; i < ARIA_BLOCK_SIZE; i++) o->c[i] = ((t.c[i] >> bits) | (t.c[i ? i - 1 : ARIA_BLOCK_SIZE - 1] << (8 - bits))) ^ xor->c[i]; } /* * Circular rotate 19 bits right and xor. * It is safe for the output to overlap either input. */ static void rot19r(ARIA_u128 *o, const ARIA_u128 *xor, const ARIA_u128 *z) { rotnr(19, o, xor, z); } /* * Circular rotate 31 bits right and xor. * It is safe for the output to overlap either input. */ static void rot31r(ARIA_u128 *o, const ARIA_u128 *xor, const ARIA_u128 *z) { rotnr(31, o, xor, z); } /* * Circular rotate 61 bits left and xor. * It is safe for the output to overlap either input. */ static void rot61l(ARIA_u128 *o, const ARIA_u128 *xor, const ARIA_u128 *z) { rotnr(8 * ARIA_BLOCK_SIZE - 61, o, xor, z); } /* * Circular rotate 31 bits left and xor. * It is safe for the output to overlap either input. */ static void rot31l(ARIA_u128 *o, const ARIA_u128 *xor, const ARIA_u128 *z) { rotnr(8 * ARIA_BLOCK_SIZE - 31, o, xor, z); } /* * Circular rotate 19 bits left and xor. * It is safe for the output to overlap either input. */ static void rot19l(ARIA_u128 *o, const ARIA_u128 *xor, const ARIA_u128 *z) { rotnr(8 * ARIA_BLOCK_SIZE - 19, o, xor, z); } /* * First substitution and xor layer, used for odd steps. * It is safe for the input and output to be the same. */ static void sl1(ARIA_u128 *o, const ARIA_u128 *x, const ARIA_u128 *y) { unsigned int i; for (i = 0; i < ARIA_BLOCK_SIZE; i += 4) { o->c[i ] = sb1[x->c[i ] ^ y->c[i ]]; o->c[i + 1] = sb2[x->c[i + 1] ^ y->c[i + 1]]; o->c[i + 2] = sb3[x->c[i + 2] ^ y->c[i + 2]]; o->c[i + 3] = sb4[x->c[i + 3] ^ y->c[i + 3]]; } } /* * Second substitution and xor layer, used for even steps. * It is safe for the input and output to be the same. */ static void sl2(ARIA_c128 o, const ARIA_u128 *x, const ARIA_u128 *y) { unsigned int i; for (i = 0; i < ARIA_BLOCK_SIZE; i += 4) { o[i ] = sb3[x->c[i ] ^ y->c[i ]]; o[i + 1] = sb4[x->c[i + 1] ^ y->c[i + 1]]; o[i + 2] = sb1[x->c[i + 2] ^ y->c[i + 2]]; o[i + 3] = sb2[x->c[i + 3] ^ y->c[i + 3]]; } } /* * Diffusion layer step * It is NOT safe for the input and output to overlap. */ static void a(ARIA_u128 *y, const ARIA_u128 *x) { y->c[ 0] = x->c[ 3] ^ x->c[ 4] ^ x->c[ 6] ^ x->c[ 8] ^ x->c[ 9] ^ x->c[13] ^ x->c[14]; y->c[ 1] = x->c[ 2] ^ x->c[ 5] ^ x->c[ 7] ^ x->c[ 8] ^ x->c[ 9] ^ x->c[12] ^ x->c[15]; y->c[ 2] = x->c[ 1] ^ x->c[ 4] ^ x->c[ 6] ^ x->c[10] ^ x->c[11] ^ x->c[12] ^ x->c[15]; y->c[ 3] = x->c[ 0] ^ x->c[ 5] ^ x->c[ 7] ^ x->c[10] ^ x->c[11] ^ x->c[13] ^ x->c[14]; y->c[ 4] = x->c[ 0] ^ x->c[ 2] ^ x->c[ 5] ^ x->c[ 8] ^ x->c[11] ^ x->c[14] ^ x->c[15]; y->c[ 5] = x->c[ 1] ^ x->c[ 3] ^ x->c[ 4] ^ x->c[ 9] ^ x->c[10] ^ x->c[14] ^ x->c[15]; y->c[ 6] = x->c[ 0] ^ x->c[ 2] ^ x->c[ 7] ^ x->c[ 9] ^ x->c[10] ^ x->c[12] ^ x->c[13]; y->c[ 7] = x->c[ 1] ^ x->c[ 3] ^ x->c[ 6] ^ x->c[ 8] ^ x->c[11] ^ x->c[12] ^ x->c[13]; y->c[ 8] = x->c[ 0] ^ x->c[ 1] ^ x->c[ 4] ^ x->c[ 7] ^ x->c[10] ^ x->c[13] ^ x->c[15]; y->c[ 9] = x->c[ 0] ^ x->c[ 1] ^ x->c[ 5] ^ x->c[ 6] ^ x->c[11] ^ x->c[12] ^ x->c[14]; y->c[10] = x->c[ 2] ^ x->c[ 3] ^ x->c[ 5] ^ x->c[ 6] ^ x->c[ 8] ^ x->c[13] ^ x->c[15]; y->c[11] = x->c[ 2] ^ x->c[ 3] ^ x->c[ 4] ^ x->c[ 7] ^ x->c[ 9] ^ x->c[12] ^ x->c[14]; y->c[12] = x->c[ 1] ^ x->c[ 2] ^ x->c[ 6] ^ x->c[ 7] ^ x->c[ 9] ^ x->c[11] ^ x->c[12]; y->c[13] = x->c[ 0] ^ x->c[ 3] ^ x->c[ 6] ^ x->c[ 7] ^ x->c[ 8] ^ x->c[10] ^ x->c[13]; y->c[14] = x->c[ 0] ^ x->c[ 3] ^ x->c[ 4] ^ x->c[ 5] ^ x->c[ 9] ^ x->c[11] ^ x->c[14]; y->c[15] = x->c[ 1] ^ x->c[ 2] ^ x->c[ 4] ^ x->c[ 5] ^ x->c[ 8] ^ x->c[10] ^ x->c[15]; } /* * Odd round function * Apply the first substitution layer and then a diffusion step. * It is safe for the input and output to overlap. */ static ossl_inline void FO(ARIA_u128 *o, const ARIA_u128 *d, const ARIA_u128 *rk) { ARIA_u128 y; sl1(&y, d, rk); a(o, &y); } /* * Even round function * Apply the second substitution layer and then a diffusion step. * It is safe for the input and output to overlap. */ static ossl_inline void FE(ARIA_u128 *o, const ARIA_u128 *d, const ARIA_u128 *rk) { ARIA_u128 y; sl2(y.c, d, rk); a(o, &y); } /* * Encrypt or decrypt a single block * in and out can overlap */ static void do_encrypt(unsigned char *o, const unsigned char *pin, unsigned int rounds, const ARIA_u128 *keys) { ARIA_u128 p; unsigned int i; memcpy(&p, pin, sizeof(p)); for (i = 0; i < rounds - 2; i += 2) { FO(&p, &p, &keys[i]); FE(&p, &p, &keys[i + 1]); } FO(&p, &p, &keys[rounds - 2]); sl2(o, &p, &keys[rounds - 1]); xor128(o, o, &keys[rounds]); } /* * Encrypt a single block * in and out can overlap */ void aria_encrypt(const unsigned char *in, unsigned char *out, const ARIA_KEY *key) { assert(in != NULL && out != NULL && key != NULL); do_encrypt(out, in, key->rounds, key->rd_key); } /* * Expand the cipher key into the encryption key schedule. * We short circuit execution of the last two * or four rotations based on the key size. */ int aria_set_encrypt_key(const unsigned char *userKey, const int bits, ARIA_KEY *key) { const ARIA_u128 *ck1, *ck2, *ck3; ARIA_u128 kr, w0, w1, w2, w3; if (!userKey || !key) return -1; memcpy(w0.c, userKey, sizeof(w0)); switch (bits) { default: return -2; case 128: key->rounds = 12; ck1 = &c1; ck2 = &c2; ck3 = &c3; memset(kr.c, 0, sizeof(kr)); break; case 192: key->rounds = 14; ck1 = &c2; ck2 = &c3; ck3 = &c1; memcpy(kr.c, userKey + ARIA_BLOCK_SIZE, sizeof(kr) / 2); memset(kr.c + ARIA_BLOCK_SIZE / 2, 0, sizeof(kr) / 2); break; case 256: key->rounds = 16; ck1 = &c3; ck2 = &c1; ck3 = &c2; memcpy(kr.c, userKey + ARIA_BLOCK_SIZE, sizeof(kr)); break; } FO(&w3, &w0, ck1); xor128(w1.c, w3.c, &kr); FE(&w3, &w1, ck2); xor128(w2.c, w3.c, &w0); FO(&kr, &w2, ck3); xor128(w3.c, kr.c, &w1); rot19r(&key->rd_key[ 0], &w0, &w1); rot19r(&key->rd_key[ 1], &w1, &w2); rot19r(&key->rd_key[ 2], &w2, &w3); rot19r(&key->rd_key[ 3], &w3, &w0); rot31r(&key->rd_key[ 4], &w0, &w1); rot31r(&key->rd_key[ 5], &w1, &w2); rot31r(&key->rd_key[ 6], &w2, &w3); rot31r(&key->rd_key[ 7], &w3, &w0); rot61l(&key->rd_key[ 8], &w0, &w1); rot61l(&key->rd_key[ 9], &w1, &w2); rot61l(&key->rd_key[10], &w2, &w3); rot61l(&key->rd_key[11], &w3, &w0); rot31l(&key->rd_key[12], &w0, &w1); if (key->rounds > 12) { rot31l(&key->rd_key[13], &w1, &w2); rot31l(&key->rd_key[14], &w2, &w3); if (key->rounds > 14) { rot31l(&key->rd_key[15], &w3, &w0); rot19l(&key->rd_key[16], &w0, &w1); } } return 0; } /* * Expand the cipher key into the decryption key schedule. */ int aria_set_decrypt_key(const unsigned char *userKey, const int bits, ARIA_KEY *key) { ARIA_KEY ek; const int r = aria_set_encrypt_key(userKey, bits, &ek); unsigned int i, rounds = ek.rounds; if (r == 0) { key->rounds = rounds; memcpy(&key->rd_key[0], &ek.rd_key[rounds], sizeof(key->rd_key[0])); for (i = 1; i < rounds; i++) a(&key->rd_key[i], &ek.rd_key[rounds - i]); memcpy(&key->rd_key[rounds], &ek.rd_key[0], sizeof(key->rd_key[rounds])); } return r; } #endif
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