^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: GPL-2.0-or-later
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) * Copyright (C) 2006
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * NTT (Nippon Telegraph and Telephone Corporation).
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * Algorithm Specification
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) * https://info.isl.ntt.co.jp/crypt/eng/camellia/specifications.html
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) * NOTE --- NOTE --- NOTE --- NOTE
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) * This implementation assumes that all memory addresses passed
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) * as parameters are four-byte aligned.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #include <linux/crypto.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) #include <linux/bitops.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #include <asm/unaligned.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) static const u32 camellia_sp1110[256] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) 0x70707000, 0x82828200, 0x2c2c2c00, 0xececec00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) 0xb3b3b300, 0x27272700, 0xc0c0c000, 0xe5e5e500,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) 0xe4e4e400, 0x85858500, 0x57575700, 0x35353500,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) 0xeaeaea00, 0x0c0c0c00, 0xaeaeae00, 0x41414100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) 0x23232300, 0xefefef00, 0x6b6b6b00, 0x93939300,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) 0x45454500, 0x19191900, 0xa5a5a500, 0x21212100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) 0xededed00, 0x0e0e0e00, 0x4f4f4f00, 0x4e4e4e00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) 0x1d1d1d00, 0x65656500, 0x92929200, 0xbdbdbd00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) 0x86868600, 0xb8b8b800, 0xafafaf00, 0x8f8f8f00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) 0x7c7c7c00, 0xebebeb00, 0x1f1f1f00, 0xcecece00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) 0x3e3e3e00, 0x30303000, 0xdcdcdc00, 0x5f5f5f00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) 0x5e5e5e00, 0xc5c5c500, 0x0b0b0b00, 0x1a1a1a00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) 0xa6a6a600, 0xe1e1e100, 0x39393900, 0xcacaca00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) 0xd5d5d500, 0x47474700, 0x5d5d5d00, 0x3d3d3d00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) 0xd9d9d900, 0x01010100, 0x5a5a5a00, 0xd6d6d600,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) 0x51515100, 0x56565600, 0x6c6c6c00, 0x4d4d4d00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) 0x8b8b8b00, 0x0d0d0d00, 0x9a9a9a00, 0x66666600,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) 0xfbfbfb00, 0xcccccc00, 0xb0b0b000, 0x2d2d2d00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) 0x74747400, 0x12121200, 0x2b2b2b00, 0x20202000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) 0xf0f0f000, 0xb1b1b100, 0x84848400, 0x99999900,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) 0xdfdfdf00, 0x4c4c4c00, 0xcbcbcb00, 0xc2c2c200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) 0x34343400, 0x7e7e7e00, 0x76767600, 0x05050500,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) 0x6d6d6d00, 0xb7b7b700, 0xa9a9a900, 0x31313100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) 0xd1d1d100, 0x17171700, 0x04040400, 0xd7d7d700,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) 0x14141400, 0x58585800, 0x3a3a3a00, 0x61616100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) 0xdedede00, 0x1b1b1b00, 0x11111100, 0x1c1c1c00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) 0x32323200, 0x0f0f0f00, 0x9c9c9c00, 0x16161600,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) 0x53535300, 0x18181800, 0xf2f2f200, 0x22222200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) 0xfefefe00, 0x44444400, 0xcfcfcf00, 0xb2b2b200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) 0xc3c3c300, 0xb5b5b500, 0x7a7a7a00, 0x91919100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) 0x24242400, 0x08080800, 0xe8e8e800, 0xa8a8a800,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) 0x60606000, 0xfcfcfc00, 0x69696900, 0x50505000,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) 0xaaaaaa00, 0xd0d0d000, 0xa0a0a000, 0x7d7d7d00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) 0xa1a1a100, 0x89898900, 0x62626200, 0x97979700,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) 0x54545400, 0x5b5b5b00, 0x1e1e1e00, 0x95959500,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) 0xe0e0e000, 0xffffff00, 0x64646400, 0xd2d2d200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) 0x10101000, 0xc4c4c400, 0x00000000, 0x48484800,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) 0xa3a3a300, 0xf7f7f700, 0x75757500, 0xdbdbdb00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) 0x8a8a8a00, 0x03030300, 0xe6e6e600, 0xdadada00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) 0x09090900, 0x3f3f3f00, 0xdddddd00, 0x94949400,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) 0x87878700, 0x5c5c5c00, 0x83838300, 0x02020200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) 0xcdcdcd00, 0x4a4a4a00, 0x90909000, 0x33333300,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71) 0x73737300, 0x67676700, 0xf6f6f600, 0xf3f3f300,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) 0x9d9d9d00, 0x7f7f7f00, 0xbfbfbf00, 0xe2e2e200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) 0x52525200, 0x9b9b9b00, 0xd8d8d800, 0x26262600,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) 0xc8c8c800, 0x37373700, 0xc6c6c600, 0x3b3b3b00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) 0x81818100, 0x96969600, 0x6f6f6f00, 0x4b4b4b00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) 0x13131300, 0xbebebe00, 0x63636300, 0x2e2e2e00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) 0xe9e9e900, 0x79797900, 0xa7a7a700, 0x8c8c8c00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) 0x9f9f9f00, 0x6e6e6e00, 0xbcbcbc00, 0x8e8e8e00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) 0x29292900, 0xf5f5f500, 0xf9f9f900, 0xb6b6b600,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) 0x2f2f2f00, 0xfdfdfd00, 0xb4b4b400, 0x59595900,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) 0x78787800, 0x98989800, 0x06060600, 0x6a6a6a00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) 0xe7e7e700, 0x46464600, 0x71717100, 0xbababa00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) 0xd4d4d400, 0x25252500, 0xababab00, 0x42424200,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) 0x88888800, 0xa2a2a200, 0x8d8d8d00, 0xfafafa00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85) 0x72727200, 0x07070700, 0xb9b9b900, 0x55555500,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) 0xf8f8f800, 0xeeeeee00, 0xacacac00, 0x0a0a0a00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) 0x36363600, 0x49494900, 0x2a2a2a00, 0x68686800,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) 0x3c3c3c00, 0x38383800, 0xf1f1f100, 0xa4a4a400,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) 0x40404000, 0x28282800, 0xd3d3d300, 0x7b7b7b00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) 0xbbbbbb00, 0xc9c9c900, 0x43434300, 0xc1c1c100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) 0x15151500, 0xe3e3e300, 0xadadad00, 0xf4f4f400,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) 0x77777700, 0xc7c7c700, 0x80808000, 0x9e9e9e00,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) static const u32 camellia_sp0222[256] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) 0x00e0e0e0, 0x00050505, 0x00585858, 0x00d9d9d9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) 0x00676767, 0x004e4e4e, 0x00818181, 0x00cbcbcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) 0x00c9c9c9, 0x000b0b0b, 0x00aeaeae, 0x006a6a6a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) 0x00d5d5d5, 0x00181818, 0x005d5d5d, 0x00828282,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 0x00464646, 0x00dfdfdf, 0x00d6d6d6, 0x00272727,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) 0x008a8a8a, 0x00323232, 0x004b4b4b, 0x00424242,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) 0x00dbdbdb, 0x001c1c1c, 0x009e9e9e, 0x009c9c9c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 0x003a3a3a, 0x00cacaca, 0x00252525, 0x007b7b7b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) 0x000d0d0d, 0x00717171, 0x005f5f5f, 0x001f1f1f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) 0x00f8f8f8, 0x00d7d7d7, 0x003e3e3e, 0x009d9d9d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) 0x007c7c7c, 0x00606060, 0x00b9b9b9, 0x00bebebe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) 0x00bcbcbc, 0x008b8b8b, 0x00161616, 0x00343434,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) 0x004d4d4d, 0x00c3c3c3, 0x00727272, 0x00959595,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) 0x00ababab, 0x008e8e8e, 0x00bababa, 0x007a7a7a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 0x00b3b3b3, 0x00020202, 0x00b4b4b4, 0x00adadad,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) 0x00a2a2a2, 0x00acacac, 0x00d8d8d8, 0x009a9a9a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) 0x00171717, 0x001a1a1a, 0x00353535, 0x00cccccc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 0x00f7f7f7, 0x00999999, 0x00616161, 0x005a5a5a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) 0x00e8e8e8, 0x00242424, 0x00565656, 0x00404040,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 0x00e1e1e1, 0x00636363, 0x00090909, 0x00333333,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) 0x00bfbfbf, 0x00989898, 0x00979797, 0x00858585,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) 0x00686868, 0x00fcfcfc, 0x00ececec, 0x000a0a0a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 0x00dadada, 0x006f6f6f, 0x00535353, 0x00626262,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) 0x00a3a3a3, 0x002e2e2e, 0x00080808, 0x00afafaf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) 0x00282828, 0x00b0b0b0, 0x00747474, 0x00c2c2c2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 0x00bdbdbd, 0x00363636, 0x00222222, 0x00383838,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 0x00646464, 0x001e1e1e, 0x00393939, 0x002c2c2c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 0x00a6a6a6, 0x00303030, 0x00e5e5e5, 0x00444444,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) 0x00fdfdfd, 0x00888888, 0x009f9f9f, 0x00656565,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 0x00878787, 0x006b6b6b, 0x00f4f4f4, 0x00232323,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) 0x00484848, 0x00101010, 0x00d1d1d1, 0x00515151,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) 0x00c0c0c0, 0x00f9f9f9, 0x00d2d2d2, 0x00a0a0a0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 0x00555555, 0x00a1a1a1, 0x00414141, 0x00fafafa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 0x00434343, 0x00131313, 0x00c4c4c4, 0x002f2f2f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 0x00a8a8a8, 0x00b6b6b6, 0x003c3c3c, 0x002b2b2b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) 0x00c1c1c1, 0x00ffffff, 0x00c8c8c8, 0x00a5a5a5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 0x00202020, 0x00898989, 0x00000000, 0x00909090,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) 0x00474747, 0x00efefef, 0x00eaeaea, 0x00b7b7b7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) 0x00151515, 0x00060606, 0x00cdcdcd, 0x00b5b5b5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 0x00121212, 0x007e7e7e, 0x00bbbbbb, 0x00292929,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) 0x000f0f0f, 0x00b8b8b8, 0x00070707, 0x00040404,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 0x009b9b9b, 0x00949494, 0x00212121, 0x00666666,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 0x00e6e6e6, 0x00cecece, 0x00ededed, 0x00e7e7e7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 0x003b3b3b, 0x00fefefe, 0x007f7f7f, 0x00c5c5c5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 0x00a4a4a4, 0x00373737, 0x00b1b1b1, 0x004c4c4c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) 0x00919191, 0x006e6e6e, 0x008d8d8d, 0x00767676,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) 0x00030303, 0x002d2d2d, 0x00dedede, 0x00969696,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 0x00262626, 0x007d7d7d, 0x00c6c6c6, 0x005c5c5c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 0x00d3d3d3, 0x00f2f2f2, 0x004f4f4f, 0x00191919,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 0x003f3f3f, 0x00dcdcdc, 0x00797979, 0x001d1d1d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) 0x00525252, 0x00ebebeb, 0x00f3f3f3, 0x006d6d6d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 0x005e5e5e, 0x00fbfbfb, 0x00696969, 0x00b2b2b2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) 0x00f0f0f0, 0x00313131, 0x000c0c0c, 0x00d4d4d4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) 0x00cfcfcf, 0x008c8c8c, 0x00e2e2e2, 0x00757575,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 0x00a9a9a9, 0x004a4a4a, 0x00575757, 0x00848484,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 0x00111111, 0x00454545, 0x001b1b1b, 0x00f5f5f5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 0x00e4e4e4, 0x000e0e0e, 0x00737373, 0x00aaaaaa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) 0x00f1f1f1, 0x00dddddd, 0x00595959, 0x00141414,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 0x006c6c6c, 0x00929292, 0x00545454, 0x00d0d0d0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) 0x00787878, 0x00707070, 0x00e3e3e3, 0x00494949,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 0x00808080, 0x00505050, 0x00a7a7a7, 0x00f6f6f6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 0x00777777, 0x00939393, 0x00868686, 0x00838383,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) 0x002a2a2a, 0x00c7c7c7, 0x005b5b5b, 0x00e9e9e9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 0x00eeeeee, 0x008f8f8f, 0x00010101, 0x003d3d3d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) static const u32 camellia_sp3033[256] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) 0x38003838, 0x41004141, 0x16001616, 0x76007676,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) 0xd900d9d9, 0x93009393, 0x60006060, 0xf200f2f2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) 0x72007272, 0xc200c2c2, 0xab00abab, 0x9a009a9a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 0x75007575, 0x06000606, 0x57005757, 0xa000a0a0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 0x91009191, 0xf700f7f7, 0xb500b5b5, 0xc900c9c9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 0xa200a2a2, 0x8c008c8c, 0xd200d2d2, 0x90009090,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 0xf600f6f6, 0x07000707, 0xa700a7a7, 0x27002727,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 0x8e008e8e, 0xb200b2b2, 0x49004949, 0xde00dede,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 0x43004343, 0x5c005c5c, 0xd700d7d7, 0xc700c7c7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 0x3e003e3e, 0xf500f5f5, 0x8f008f8f, 0x67006767,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 0x1f001f1f, 0x18001818, 0x6e006e6e, 0xaf00afaf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 0x2f002f2f, 0xe200e2e2, 0x85008585, 0x0d000d0d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 0x53005353, 0xf000f0f0, 0x9c009c9c, 0x65006565,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 0xea00eaea, 0xa300a3a3, 0xae00aeae, 0x9e009e9e,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 0xec00ecec, 0x80008080, 0x2d002d2d, 0x6b006b6b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 0xa800a8a8, 0x2b002b2b, 0x36003636, 0xa600a6a6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 0xc500c5c5, 0x86008686, 0x4d004d4d, 0x33003333,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 0xfd00fdfd, 0x66006666, 0x58005858, 0x96009696,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 0x3a003a3a, 0x09000909, 0x95009595, 0x10001010,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 0x78007878, 0xd800d8d8, 0x42004242, 0xcc00cccc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 0xef00efef, 0x26002626, 0xe500e5e5, 0x61006161,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 0x1a001a1a, 0x3f003f3f, 0x3b003b3b, 0x82008282,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 0xb600b6b6, 0xdb00dbdb, 0xd400d4d4, 0x98009898,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 0xe800e8e8, 0x8b008b8b, 0x02000202, 0xeb00ebeb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 0x0a000a0a, 0x2c002c2c, 0x1d001d1d, 0xb000b0b0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 0x6f006f6f, 0x8d008d8d, 0x88008888, 0x0e000e0e,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 0x19001919, 0x87008787, 0x4e004e4e, 0x0b000b0b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 0xa900a9a9, 0x0c000c0c, 0x79007979, 0x11001111,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 0x7f007f7f, 0x22002222, 0xe700e7e7, 0x59005959,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 0xe100e1e1, 0xda00dada, 0x3d003d3d, 0xc800c8c8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 0x12001212, 0x04000404, 0x74007474, 0x54005454,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 0x30003030, 0x7e007e7e, 0xb400b4b4, 0x28002828,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 0x55005555, 0x68006868, 0x50005050, 0xbe00bebe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 0xd000d0d0, 0xc400c4c4, 0x31003131, 0xcb00cbcb,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 0x2a002a2a, 0xad00adad, 0x0f000f0f, 0xca00caca,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 0x70007070, 0xff00ffff, 0x32003232, 0x69006969,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 0x08000808, 0x62006262, 0x00000000, 0x24002424,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 0xd100d1d1, 0xfb00fbfb, 0xba00baba, 0xed00eded,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 0x45004545, 0x81008181, 0x73007373, 0x6d006d6d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 0x84008484, 0x9f009f9f, 0xee00eeee, 0x4a004a4a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 0xc300c3c3, 0x2e002e2e, 0xc100c1c1, 0x01000101,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 0xe600e6e6, 0x25002525, 0x48004848, 0x99009999,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) 0xb900b9b9, 0xb300b3b3, 0x7b007b7b, 0xf900f9f9,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 0xce00cece, 0xbf00bfbf, 0xdf00dfdf, 0x71007171,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) 0x29002929, 0xcd00cdcd, 0x6c006c6c, 0x13001313,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) 0x64006464, 0x9b009b9b, 0x63006363, 0x9d009d9d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) 0xc000c0c0, 0x4b004b4b, 0xb700b7b7, 0xa500a5a5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 0x89008989, 0x5f005f5f, 0xb100b1b1, 0x17001717,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 0xf400f4f4, 0xbc00bcbc, 0xd300d3d3, 0x46004646,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 0xcf00cfcf, 0x37003737, 0x5e005e5e, 0x47004747,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 0x94009494, 0xfa00fafa, 0xfc00fcfc, 0x5b005b5b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 0x97009797, 0xfe00fefe, 0x5a005a5a, 0xac00acac,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 0x3c003c3c, 0x4c004c4c, 0x03000303, 0x35003535,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 0xf300f3f3, 0x23002323, 0xb800b8b8, 0x5d005d5d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 0x6a006a6a, 0x92009292, 0xd500d5d5, 0x21002121,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 0x44004444, 0x51005151, 0xc600c6c6, 0x7d007d7d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 0x39003939, 0x83008383, 0xdc00dcdc, 0xaa00aaaa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 0x7c007c7c, 0x77007777, 0x56005656, 0x05000505,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 0x1b001b1b, 0xa400a4a4, 0x15001515, 0x34003434,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 0x1e001e1e, 0x1c001c1c, 0xf800f8f8, 0x52005252,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 0x20002020, 0x14001414, 0xe900e9e9, 0xbd00bdbd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 0xdd00dddd, 0xe400e4e4, 0xa100a1a1, 0xe000e0e0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 0x8a008a8a, 0xf100f1f1, 0xd600d6d6, 0x7a007a7a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 0xbb00bbbb, 0xe300e3e3, 0x40004040, 0x4f004f4f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) static const u32 camellia_sp4404[256] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 0x70700070, 0x2c2c002c, 0xb3b300b3, 0xc0c000c0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 0xe4e400e4, 0x57570057, 0xeaea00ea, 0xaeae00ae,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 0x23230023, 0x6b6b006b, 0x45450045, 0xa5a500a5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 0xeded00ed, 0x4f4f004f, 0x1d1d001d, 0x92920092,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 0x86860086, 0xafaf00af, 0x7c7c007c, 0x1f1f001f,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 0x3e3e003e, 0xdcdc00dc, 0x5e5e005e, 0x0b0b000b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 0xa6a600a6, 0x39390039, 0xd5d500d5, 0x5d5d005d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 0xd9d900d9, 0x5a5a005a, 0x51510051, 0x6c6c006c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 0x8b8b008b, 0x9a9a009a, 0xfbfb00fb, 0xb0b000b0,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 0x74740074, 0x2b2b002b, 0xf0f000f0, 0x84840084,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 0xdfdf00df, 0xcbcb00cb, 0x34340034, 0x76760076,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 0x6d6d006d, 0xa9a900a9, 0xd1d100d1, 0x04040004,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 0x14140014, 0x3a3a003a, 0xdede00de, 0x11110011,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 0x32320032, 0x9c9c009c, 0x53530053, 0xf2f200f2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 0xfefe00fe, 0xcfcf00cf, 0xc3c300c3, 0x7a7a007a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) 0x24240024, 0xe8e800e8, 0x60600060, 0x69690069,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 0xaaaa00aa, 0xa0a000a0, 0xa1a100a1, 0x62620062,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) 0x54540054, 0x1e1e001e, 0xe0e000e0, 0x64640064,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248) 0x10100010, 0x00000000, 0xa3a300a3, 0x75750075,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) 0x8a8a008a, 0xe6e600e6, 0x09090009, 0xdddd00dd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) 0x87870087, 0x83830083, 0xcdcd00cd, 0x90900090,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) 0x73730073, 0xf6f600f6, 0x9d9d009d, 0xbfbf00bf,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) 0x52520052, 0xd8d800d8, 0xc8c800c8, 0xc6c600c6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 0x81810081, 0x6f6f006f, 0x13130013, 0x63630063,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 0xe9e900e9, 0xa7a700a7, 0x9f9f009f, 0xbcbc00bc,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 0x29290029, 0xf9f900f9, 0x2f2f002f, 0xb4b400b4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 0x78780078, 0x06060006, 0xe7e700e7, 0x71710071,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 0xd4d400d4, 0xabab00ab, 0x88880088, 0x8d8d008d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 0x72720072, 0xb9b900b9, 0xf8f800f8, 0xacac00ac,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 0x36360036, 0x2a2a002a, 0x3c3c003c, 0xf1f100f1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 0x40400040, 0xd3d300d3, 0xbbbb00bb, 0x43430043,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 0x15150015, 0xadad00ad, 0x77770077, 0x80800080,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) 0x82820082, 0xecec00ec, 0x27270027, 0xe5e500e5,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 0x85850085, 0x35350035, 0x0c0c000c, 0x41410041,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 0xefef00ef, 0x93930093, 0x19190019, 0x21210021,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 0x0e0e000e, 0x4e4e004e, 0x65650065, 0xbdbd00bd,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) 0xb8b800b8, 0x8f8f008f, 0xebeb00eb, 0xcece00ce,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 0x30300030, 0x5f5f005f, 0xc5c500c5, 0x1a1a001a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) 0xe1e100e1, 0xcaca00ca, 0x47470047, 0x3d3d003d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 0x01010001, 0xd6d600d6, 0x56560056, 0x4d4d004d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) 0x0d0d000d, 0x66660066, 0xcccc00cc, 0x2d2d002d,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) 0x12120012, 0x20200020, 0xb1b100b1, 0x99990099,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 0x4c4c004c, 0xc2c200c2, 0x7e7e007e, 0x05050005,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) 0xb7b700b7, 0x31310031, 0x17170017, 0xd7d700d7,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) 0x58580058, 0x61610061, 0x1b1b001b, 0x1c1c001c,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) 0x0f0f000f, 0x16160016, 0x18180018, 0x22220022,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) 0x44440044, 0xb2b200b2, 0xb5b500b5, 0x91910091,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) 0x08080008, 0xa8a800a8, 0xfcfc00fc, 0x50500050,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) 0xd0d000d0, 0x7d7d007d, 0x89890089, 0x97970097,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 0x5b5b005b, 0x95950095, 0xffff00ff, 0xd2d200d2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) 0xc4c400c4, 0x48480048, 0xf7f700f7, 0xdbdb00db,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 0x03030003, 0xdada00da, 0x3f3f003f, 0x94940094,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 0x5c5c005c, 0x02020002, 0x4a4a004a, 0x33330033,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 0x67670067, 0xf3f300f3, 0x7f7f007f, 0xe2e200e2,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 0x9b9b009b, 0x26260026, 0x37370037, 0x3b3b003b,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 0x96960096, 0x4b4b004b, 0xbebe00be, 0x2e2e002e,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 0x79790079, 0x8c8c008c, 0x6e6e006e, 0x8e8e008e,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 0xf5f500f5, 0xb6b600b6, 0xfdfd00fd, 0x59590059,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 0x98980098, 0x6a6a006a, 0x46460046, 0xbaba00ba,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) 0x25250025, 0x42420042, 0xa2a200a2, 0xfafa00fa,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 0x07070007, 0x55550055, 0xeeee00ee, 0x0a0a000a,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 0x49490049, 0x68680068, 0x38380038, 0xa4a400a4,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 0x28280028, 0x7b7b007b, 0xc9c900c9, 0xc1c100c1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) 0xe3e300e3, 0xf4f400f4, 0xc7c700c7, 0x9e9e009e,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) #define CAMELLIA_MIN_KEY_SIZE 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) #define CAMELLIA_MAX_KEY_SIZE 32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) #define CAMELLIA_BLOCK_SIZE 16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) #define CAMELLIA_TABLE_BYTE_LEN 272
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) * NB: L and R below stand for 'left' and 'right' as in written numbers.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) * That is, in (xxxL,xxxR) pair xxxL holds most significant digits,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) * _not_ least significant ones!
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) /* key constants */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) #define CAMELLIA_SIGMA1L (0xA09E667FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) #define CAMELLIA_SIGMA1R (0x3BCC908BL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) #define CAMELLIA_SIGMA2L (0xB67AE858L)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) #define CAMELLIA_SIGMA2R (0x4CAA73B2L)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) #define CAMELLIA_SIGMA3L (0xC6EF372FL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) #define CAMELLIA_SIGMA3R (0xE94F82BEL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) #define CAMELLIA_SIGMA4L (0x54FF53A5L)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) #define CAMELLIA_SIGMA4R (0xF1D36F1CL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) #define CAMELLIA_SIGMA5L (0x10E527FAL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) #define CAMELLIA_SIGMA5R (0xDE682D1DL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) #define CAMELLIA_SIGMA6L (0xB05688C2L)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) #define CAMELLIA_SIGMA6R (0xB3E6C1FDL)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) * macros
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) #define ROLDQ(ll, lr, rl, rr, w0, w1, bits) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) w0 = ll; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) ll = (ll << bits) + (lr >> (32 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) lr = (lr << bits) + (rl >> (32 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) rl = (rl << bits) + (rr >> (32 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) rr = (rr << bits) + (w0 >> (32 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) #define ROLDQo32(ll, lr, rl, rr, w0, w1, bits) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) w0 = ll; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) w1 = lr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) ll = (lr << (bits - 32)) + (rl >> (64 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) lr = (rl << (bits - 32)) + (rr >> (64 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) rl = (rr << (bits - 32)) + (w0 >> (64 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) rr = (w0 << (bits - 32)) + (w1 >> (64 - bits)); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) #define CAMELLIA_F(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) il = xl ^ kl; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) ir = xr ^ kr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) t0 = il >> 16; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) t1 = ir >> 16; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) yl = camellia_sp1110[(u8)(ir)] \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) ^ camellia_sp0222[(u8)(t1 >> 8)] \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) ^ camellia_sp3033[(u8)(t1)] \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) ^ camellia_sp4404[(u8)(ir >> 8)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) yr = camellia_sp1110[(u8)(t0 >> 8)] \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) ^ camellia_sp0222[(u8)(t0)] \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) ^ camellia_sp3033[(u8)(il >> 8)] \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) ^ camellia_sp4404[(u8)(il)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) yl ^= yr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) yr = ror32(yr, 8); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) yr ^= yl; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) #define SUBKEY_L(INDEX) (subkey[(INDEX)*2])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) #define SUBKEY_R(INDEX) (subkey[(INDEX)*2 + 1])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) static void camellia_setup_tail(u32 *subkey, u32 *subL, u32 *subR, int max)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) u32 dw, tl, tr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) u32 kw4l, kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) /* absorb kw2 to other subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) /* round 2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) subL[3] ^= subL[1]; subR[3] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) /* round 4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) subL[5] ^= subL[1]; subR[5] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) /* round 6 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) subL[7] ^= subL[1]; subR[7] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) subL[1] ^= subR[1] & ~subR[9];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) dw = subL[1] & subL[9];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) subR[1] ^= rol32(dw, 1); /* modified for FLinv(kl2) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) /* round 8 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) subL[11] ^= subL[1]; subR[11] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) /* round 10 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) subL[13] ^= subL[1]; subR[13] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) /* round 12 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) subL[15] ^= subL[1]; subR[15] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) subL[1] ^= subR[1] & ~subR[17];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) dw = subL[1] & subL[17];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) subR[1] ^= rol32(dw, 1); /* modified for FLinv(kl4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) /* round 14 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) subL[19] ^= subL[1]; subR[19] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) /* round 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) subL[21] ^= subL[1]; subR[21] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) /* round 18 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) subL[23] ^= subL[1]; subR[23] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) if (max == 24) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) /* kw3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) subL[24] ^= subL[1]; subR[24] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) /* absorb kw4 to other subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) kw4l = subL[25]; kw4r = subR[25];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) subL[1] ^= subR[1] & ~subR[25];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) dw = subL[1] & subL[25];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) subR[1] ^= rol32(dw, 1); /* modified for FLinv(kl6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) /* round 20 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) subL[27] ^= subL[1]; subR[27] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) /* round 22 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408) subL[29] ^= subL[1]; subR[29] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409) /* round 24 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) subL[31] ^= subL[1]; subR[31] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) /* kw3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) subL[32] ^= subL[1]; subR[32] ^= subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) /* absorb kw4 to other subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) kw4l = subL[33]; kw4r = subR[33];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) /* round 23 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) subL[30] ^= kw4l; subR[30] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) /* round 21 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) subL[28] ^= kw4l; subR[28] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) /* round 19 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) subL[26] ^= kw4l; subR[26] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) kw4l ^= kw4r & ~subR[24];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) dw = kw4l & subL[24];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) kw4r ^= rol32(dw, 1); /* modified for FL(kl5) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) /* round 17 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) subL[22] ^= kw4l; subR[22] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) /* round 15 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) subL[20] ^= kw4l; subR[20] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) /* round 13 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) subL[18] ^= kw4l; subR[18] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) kw4l ^= kw4r & ~subR[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) dw = kw4l & subL[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) kw4r ^= rol32(dw, 1); /* modified for FL(kl3) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) /* round 11 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) subL[14] ^= kw4l; subR[14] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) /* round 9 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) subL[12] ^= kw4l; subR[12] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) /* round 7 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) subL[10] ^= kw4l; subR[10] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) kw4l ^= kw4r & ~subR[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) dw = kw4l & subL[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) kw4r ^= rol32(dw, 1); /* modified for FL(kl1) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) /* round 5 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445) subL[6] ^= kw4l; subR[6] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446) /* round 3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447) subL[4] ^= kw4l; subR[4] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448) /* round 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449) subL[2] ^= kw4l; subR[2] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450) /* kw1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451) subL[0] ^= kw4l; subR[0] ^= kw4r;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) /* key XOR is end of F-function */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) SUBKEY_L(0) = subL[0] ^ subL[2];/* kw1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) SUBKEY_R(0) = subR[0] ^ subR[2];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) SUBKEY_L(2) = subL[3]; /* round 1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) SUBKEY_R(2) = subR[3];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) SUBKEY_L(3) = subL[2] ^ subL[4]; /* round 2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) SUBKEY_R(3) = subR[2] ^ subR[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) SUBKEY_L(4) = subL[3] ^ subL[5]; /* round 3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) SUBKEY_R(4) = subR[3] ^ subR[5];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) SUBKEY_L(5) = subL[4] ^ subL[6]; /* round 4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) SUBKEY_R(5) = subR[4] ^ subR[6];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) SUBKEY_L(6) = subL[5] ^ subL[7]; /* round 5 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) SUBKEY_R(6) = subR[5] ^ subR[7];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) tl = subL[10] ^ (subR[10] & ~subR[8]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) dw = tl & subL[8]; /* FL(kl1) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) tr = subR[10] ^ rol32(dw, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) SUBKEY_L(7) = subL[6] ^ tl; /* round 6 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) SUBKEY_R(7) = subR[6] ^ tr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) SUBKEY_L(8) = subL[8]; /* FL(kl1) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) SUBKEY_R(8) = subR[8];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) SUBKEY_L(9) = subL[9]; /* FLinv(kl2) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) SUBKEY_R(9) = subR[9];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) tl = subL[7] ^ (subR[7] & ~subR[9]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) dw = tl & subL[9]; /* FLinv(kl2) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) tr = subR[7] ^ rol32(dw, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) SUBKEY_L(10) = tl ^ subL[11]; /* round 7 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) SUBKEY_R(10) = tr ^ subR[11];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) SUBKEY_L(11) = subL[10] ^ subL[12]; /* round 8 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) SUBKEY_R(11) = subR[10] ^ subR[12];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) SUBKEY_L(12) = subL[11] ^ subL[13]; /* round 9 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) SUBKEY_R(12) = subR[11] ^ subR[13];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) SUBKEY_L(13) = subL[12] ^ subL[14]; /* round 10 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) SUBKEY_R(13) = subR[12] ^ subR[14];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) SUBKEY_L(14) = subL[13] ^ subL[15]; /* round 11 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) SUBKEY_R(14) = subR[13] ^ subR[15];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) tl = subL[18] ^ (subR[18] & ~subR[16]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489) dw = tl & subL[16]; /* FL(kl3) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490) tr = subR[18] ^ rol32(dw, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) SUBKEY_L(15) = subL[14] ^ tl; /* round 12 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) SUBKEY_R(15) = subR[14] ^ tr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) SUBKEY_L(16) = subL[16]; /* FL(kl3) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) SUBKEY_R(16) = subR[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) SUBKEY_L(17) = subL[17]; /* FLinv(kl4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) SUBKEY_R(17) = subR[17];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) tl = subL[15] ^ (subR[15] & ~subR[17]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) dw = tl & subL[17]; /* FLinv(kl4) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) tr = subR[15] ^ rol32(dw, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500) SUBKEY_L(18) = tl ^ subL[19]; /* round 13 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501) SUBKEY_R(18) = tr ^ subR[19];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502) SUBKEY_L(19) = subL[18] ^ subL[20]; /* round 14 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) SUBKEY_R(19) = subR[18] ^ subR[20];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) SUBKEY_L(20) = subL[19] ^ subL[21]; /* round 15 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) SUBKEY_R(20) = subR[19] ^ subR[21];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) SUBKEY_L(21) = subL[20] ^ subL[22]; /* round 16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) SUBKEY_R(21) = subR[20] ^ subR[22];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) SUBKEY_L(22) = subL[21] ^ subL[23]; /* round 17 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) SUBKEY_R(22) = subR[21] ^ subR[23];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) if (max == 24) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) SUBKEY_L(23) = subL[22]; /* round 18 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) SUBKEY_R(23) = subR[22];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) SUBKEY_L(24) = subL[24] ^ subL[23]; /* kw3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) SUBKEY_R(24) = subR[24] ^ subR[23];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) } else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) tl = subL[26] ^ (subR[26] & ~subR[24]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) dw = tl & subL[24]; /* FL(kl5) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) tr = subR[26] ^ rol32(dw, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) SUBKEY_L(23) = subL[22] ^ tl; /* round 18 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) SUBKEY_R(23) = subR[22] ^ tr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) SUBKEY_L(24) = subL[24]; /* FL(kl5) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) SUBKEY_R(24) = subR[24];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) SUBKEY_L(25) = subL[25]; /* FLinv(kl6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) SUBKEY_R(25) = subR[25];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) tl = subL[23] ^ (subR[23] & ~subR[25]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) dw = tl & subL[25]; /* FLinv(kl6) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) tr = subR[23] ^ rol32(dw, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) SUBKEY_L(26) = tl ^ subL[27]; /* round 19 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) SUBKEY_R(26) = tr ^ subR[27];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) SUBKEY_L(27) = subL[26] ^ subL[28]; /* round 20 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531) SUBKEY_R(27) = subR[26] ^ subR[28];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) SUBKEY_L(28) = subL[27] ^ subL[29]; /* round 21 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) SUBKEY_R(28) = subR[27] ^ subR[29];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) SUBKEY_L(29) = subL[28] ^ subL[30]; /* round 22 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) SUBKEY_R(29) = subR[28] ^ subR[30];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536) SUBKEY_L(30) = subL[29] ^ subL[31]; /* round 23 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537) SUBKEY_R(30) = subR[29] ^ subR[31];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) SUBKEY_L(31) = subL[30]; /* round 24 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) SUBKEY_R(31) = subR[30];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) SUBKEY_L(32) = subL[32] ^ subL[31]; /* kw3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) SUBKEY_R(32) = subR[32] ^ subR[31];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) static void camellia_setup128(const unsigned char *key, u32 *subkey)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) u32 kll, klr, krl, krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) u32 il, ir, t0, t1, w0, w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) u32 subL[26];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) u32 subR[26];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) * k == kll || klr || krl || krr (|| is concatenation)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) kll = get_unaligned_be32(key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) klr = get_unaligned_be32(key + 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) krl = get_unaligned_be32(key + 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) krr = get_unaligned_be32(key + 12);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) /* generate KL dependent subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) /* kw1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) subL[0] = kll; subR[0] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) /* kw2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) subL[1] = krl; subR[1] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) /* rotation left shift 15bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) /* k3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) subL[4] = kll; subR[4] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) /* k4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) subL[5] = krl; subR[5] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) /* rotation left shift 15+30bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) ROLDQ(kll, klr, krl, krr, w0, w1, 30);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) /* k7 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) subL[10] = kll; subR[10] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) /* k8 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) subL[11] = krl; subR[11] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) /* rotation left shift 15+30+15bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) /* k10 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) subL[13] = krl; subR[13] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) /* rotation left shift 15+30+15+17 bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) ROLDQ(kll, klr, krl, krr, w0, w1, 17);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) /* kl3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) subL[16] = kll; subR[16] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) /* kl4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) subL[17] = krl; subR[17] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) /* rotation left shift 15+30+15+17+17 bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) ROLDQ(kll, klr, krl, krr, w0, w1, 17);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) /* k13 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) subL[18] = kll; subR[18] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) /* k14 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) subL[19] = krl; subR[19] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) /* rotation left shift 15+30+15+17+17+17 bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) ROLDQ(kll, klr, krl, krr, w0, w1, 17);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) /* k17 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) subL[22] = kll; subR[22] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) /* k18 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) subL[23] = krl; subR[23] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) /* generate KA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) kll = subL[0]; klr = subR[0];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) krl = subL[1]; krr = subR[1];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) CAMELLIA_F(kll, klr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) w0, w1, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) krl ^= w0; krr ^= w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) CAMELLIA_F(krl, krr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) kll, klr, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) /* current status == (kll, klr, w0, w1) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) CAMELLIA_F(kll, klr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) krl, krr, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) krl ^= w0; krr ^= w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) CAMELLIA_F(krl, krr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) w0, w1, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) kll ^= w0; klr ^= w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) /* generate KA dependent subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) /* k1, k2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) subL[2] = kll; subR[2] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) subL[3] = krl; subR[3] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) /* k5,k6 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) subL[6] = kll; subR[6] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) subL[7] = krl; subR[7] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) /* kl1, kl2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) subL[8] = kll; subR[8] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) subL[9] = krl; subR[9] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) /* k9 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) subL[12] = kll; subR[12] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) /* k11, k12 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) subL[14] = kll; subR[14] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) subL[15] = krl; subR[15] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) ROLDQo32(kll, klr, krl, krr, w0, w1, 34);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) /* k15, k16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) subL[20] = kll; subR[20] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) subL[21] = krl; subR[21] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) ROLDQ(kll, klr, krl, krr, w0, w1, 17);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) /* kw3, kw4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) subL[24] = kll; subR[24] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) subL[25] = krl; subR[25] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) camellia_setup_tail(subkey, subL, subR, 24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) static void camellia_setup256(const unsigned char *key, u32 *subkey)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) u32 kll, klr, krl, krr; /* left half of key */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) u32 krll, krlr, krrl, krrr; /* right half of key */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) u32 il, ir, t0, t1, w0, w1; /* temporary variables */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) u32 subL[34];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) u32 subR[34];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) * key = (kll || klr || krl || krr || krll || krlr || krrl || krrr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) * (|| is concatenation)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) kll = get_unaligned_be32(key);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) klr = get_unaligned_be32(key + 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) krl = get_unaligned_be32(key + 8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) krr = get_unaligned_be32(key + 12);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) krll = get_unaligned_be32(key + 16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) krlr = get_unaligned_be32(key + 20);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) krrl = get_unaligned_be32(key + 24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) krrr = get_unaligned_be32(key + 28);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) /* generate KL dependent subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) /* kw1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) subL[0] = kll; subR[0] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) /* kw2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) subL[1] = krl; subR[1] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) ROLDQo32(kll, klr, krl, krr, w0, w1, 45);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) /* k9 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) subL[12] = kll; subR[12] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) /* k10 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) subL[13] = krl; subR[13] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) /* kl3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) subL[16] = kll; subR[16] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) /* kl4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) subL[17] = krl; subR[17] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) ROLDQ(kll, klr, krl, krr, w0, w1, 17);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) /* k17 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) subL[22] = kll; subR[22] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) /* k18 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) subL[23] = krl; subR[23] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) ROLDQo32(kll, klr, krl, krr, w0, w1, 34);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) /* k23 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) subL[30] = kll; subR[30] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) /* k24 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) subL[31] = krl; subR[31] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) /* generate KR dependent subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) /* k3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) subL[4] = krll; subR[4] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) /* k4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) subL[5] = krrl; subR[5] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) /* kl1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) subL[8] = krll; subR[8] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) /* kl2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) subL[9] = krrl; subR[9] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) /* k13 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) subL[18] = krll; subR[18] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) /* k14 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) subL[19] = krrl; subR[19] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) /* k19 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) subL[26] = krll; subR[26] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) /* k20 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) subL[27] = krrl; subR[27] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) /* generate KA */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) kll = subL[0] ^ krll; klr = subR[0] ^ krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) krl = subL[1] ^ krrl; krr = subR[1] ^ krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) CAMELLIA_F(kll, klr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) w0, w1, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) krl ^= w0; krr ^= w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) CAMELLIA_F(krl, krr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) kll, klr, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) kll ^= krll; klr ^= krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) CAMELLIA_F(kll, klr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) krl, krr, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) krl ^= w0 ^ krrl; krr ^= w1 ^ krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) CAMELLIA_F(krl, krr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) w0, w1, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) kll ^= w0; klr ^= w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) /* generate KB */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) krll ^= kll; krlr ^= klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) krrl ^= krl; krrr ^= krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) CAMELLIA_F(krll, krlr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) CAMELLIA_SIGMA5L, CAMELLIA_SIGMA5R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) w0, w1, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) krrl ^= w0; krrr ^= w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) CAMELLIA_F(krrl, krrr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) CAMELLIA_SIGMA6L, CAMELLIA_SIGMA6R,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) w0, w1, il, ir, t0, t1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) krll ^= w0; krlr ^= w1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) /* generate KA dependent subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) ROLDQ(kll, klr, krl, krr, w0, w1, 15);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) /* k5 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) subL[6] = kll; subR[6] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) /* k6 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) subL[7] = krl; subR[7] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759) ROLDQ(kll, klr, krl, krr, w0, w1, 30);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) /* k11 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761) subL[14] = kll; subR[14] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) /* k12 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763) subL[15] = krl; subR[15] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) /* rotation left shift 32bit */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) /* kl5 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) subL[24] = klr; subR[24] = krl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) /* kl6 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) subL[25] = krr; subR[25] = kll;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) /* rotation left shift 49 from k11,k12 -> k21,k22 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) ROLDQo32(kll, klr, krl, krr, w0, w1, 49);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) /* k21 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) subL[28] = kll; subR[28] = klr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) /* k22 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) subL[29] = krl; subR[29] = krr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) /* generate KB dependent subkeys */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) /* k1 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) subL[2] = krll; subR[2] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) /* k2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) subL[3] = krrl; subR[3] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) /* k7 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) subL[10] = krll; subR[10] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) /* k8 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) subL[11] = krrl; subR[11] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) /* k15 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) subL[20] = krll; subR[20] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) /* k16 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) subL[21] = krrl; subR[21] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 51);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) /* kw3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) subL[32] = krll; subR[32] = krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) /* kw4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) subL[33] = krrl; subR[33] = krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) camellia_setup_tail(subkey, subL, subR, 32);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) static void camellia_setup192(const unsigned char *key, u32 *subkey)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) unsigned char kk[32];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) u32 krll, krlr, krrl, krrr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) memcpy(kk, key, 24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) memcpy((unsigned char *)&krll, key+16, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) memcpy((unsigned char *)&krlr, key+20, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) krrl = ~krll;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) krrr = ~krlr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) memcpy(kk+24, (unsigned char *)&krrl, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) memcpy(kk+28, (unsigned char *)&krrr, 4);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) camellia_setup256(kk, subkey);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) * Encrypt/decrypt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) #define CAMELLIA_FLS(ll, lr, rl, rr, kll, klr, krl, krr, t0, t1, t2, t3) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) t0 = kll; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) t2 = krr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) t0 &= ll; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) t2 |= rr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) rl ^= t2; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) lr ^= rol32(t0, 1); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) t3 = krl; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) t1 = klr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) t3 &= rl; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) t1 |= lr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) ll ^= t1; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) rr ^= rol32(t3, 1); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) #define CAMELLIA_ROUNDSM(xl, xr, kl, kr, yl, yr, il, ir) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) yl ^= kl; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) yr ^= kr; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) ir = camellia_sp1110[(u8)xr]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) il = camellia_sp1110[(u8)(xl >> 24)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) ir ^= camellia_sp0222[(u8)(xr >> 24)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) il ^= camellia_sp0222[(u8)(xl >> 16)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) ir ^= camellia_sp3033[(u8)(xr >> 16)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) il ^= camellia_sp3033[(u8)(xl >> 8)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) ir ^= camellia_sp4404[(u8)(xr >> 8)]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) il ^= camellia_sp4404[(u8)xl]; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) ir ^= il; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) yl ^= ir; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) yr ^= ror32(il, 8) ^ ir; \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) /* max = 24: 128bit encrypt, max = 32: 256bit encrypt */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) static void camellia_do_encrypt(const u32 *subkey, u32 *io, unsigned max)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) u32 il, ir, t0, t1; /* temporary variables */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) /* pre whitening but absorb kw2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) io[0] ^= SUBKEY_L(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 857) io[1] ^= SUBKEY_R(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 858)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 859) /* main iteration */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 860) #define ROUNDS(i) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 861) CAMELLIA_ROUNDSM(io[0], io[1], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 862) SUBKEY_L(i + 2), SUBKEY_R(i + 2), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 863) io[2], io[3], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 864) CAMELLIA_ROUNDSM(io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 865) SUBKEY_L(i + 3), SUBKEY_R(i + 3), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 866) io[0], io[1], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 867) CAMELLIA_ROUNDSM(io[0], io[1], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 868) SUBKEY_L(i + 4), SUBKEY_R(i + 4), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 869) io[2], io[3], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 870) CAMELLIA_ROUNDSM(io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 871) SUBKEY_L(i + 5), SUBKEY_R(i + 5), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 872) io[0], io[1], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 873) CAMELLIA_ROUNDSM(io[0], io[1], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 874) SUBKEY_L(i + 6), SUBKEY_R(i + 6), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 875) io[2], io[3], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 876) CAMELLIA_ROUNDSM(io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 877) SUBKEY_L(i + 7), SUBKEY_R(i + 7), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 878) io[0], io[1], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 879) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 880) #define FLS(i) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 881) CAMELLIA_FLS(io[0], io[1], io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 882) SUBKEY_L(i + 0), SUBKEY_R(i + 0), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 883) SUBKEY_L(i + 1), SUBKEY_R(i + 1), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 884) t0, t1, il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 885) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 886)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 887) ROUNDS(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 888) FLS(8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 889) ROUNDS(8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 890) FLS(16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 891) ROUNDS(16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 892) if (max == 32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 893) FLS(24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 894) ROUNDS(24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 895) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 896)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 897) #undef ROUNDS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 898) #undef FLS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 899)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 900) /* post whitening but kw4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 901) io[2] ^= SUBKEY_L(max);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 902) io[3] ^= SUBKEY_R(max);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 903) /* NB: io[0],[1] should be swapped with [2],[3] by caller! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 904) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 905)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 906) static void camellia_do_decrypt(const u32 *subkey, u32 *io, unsigned i)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 907) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 908) u32 il, ir, t0, t1; /* temporary variables */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 909)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 910) /* pre whitening but absorb kw2 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 911) io[0] ^= SUBKEY_L(i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 912) io[1] ^= SUBKEY_R(i);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 913)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 914) /* main iteration */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 915) #define ROUNDS(i) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 916) CAMELLIA_ROUNDSM(io[0], io[1], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 917) SUBKEY_L(i + 7), SUBKEY_R(i + 7), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 918) io[2], io[3], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 919) CAMELLIA_ROUNDSM(io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 920) SUBKEY_L(i + 6), SUBKEY_R(i + 6), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 921) io[0], io[1], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 922) CAMELLIA_ROUNDSM(io[0], io[1], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 923) SUBKEY_L(i + 5), SUBKEY_R(i + 5), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 924) io[2], io[3], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 925) CAMELLIA_ROUNDSM(io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 926) SUBKEY_L(i + 4), SUBKEY_R(i + 4), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 927) io[0], io[1], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 928) CAMELLIA_ROUNDSM(io[0], io[1], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 929) SUBKEY_L(i + 3), SUBKEY_R(i + 3), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 930) io[2], io[3], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 931) CAMELLIA_ROUNDSM(io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 932) SUBKEY_L(i + 2), SUBKEY_R(i + 2), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 933) io[0], io[1], il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 934) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 935) #define FLS(i) ({ \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 936) CAMELLIA_FLS(io[0], io[1], io[2], io[3], \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 937) SUBKEY_L(i + 1), SUBKEY_R(i + 1), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 938) SUBKEY_L(i + 0), SUBKEY_R(i + 0), \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 939) t0, t1, il, ir); \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 940) })
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 941)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 942) if (i == 32) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 943) ROUNDS(24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 944) FLS(24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 945) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 946) ROUNDS(16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 947) FLS(16);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 948) ROUNDS(8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 949) FLS(8);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 950) ROUNDS(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 951)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 952) #undef ROUNDS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 953) #undef FLS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 954)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 955) /* post whitening but kw4 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 956) io[2] ^= SUBKEY_L(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 957) io[3] ^= SUBKEY_R(0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 958) /* NB: 0,1 should be swapped with 2,3 by caller! */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 959) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 960)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 961)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 962) struct camellia_ctx {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 963) int key_length;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 964) u32 key_table[CAMELLIA_TABLE_BYTE_LEN / sizeof(u32)];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 965) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 966)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 967) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 968) camellia_set_key(struct crypto_tfm *tfm, const u8 *in_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 969) unsigned int key_len)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 970) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 971) struct camellia_ctx *cctx = crypto_tfm_ctx(tfm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 972) const unsigned char *key = (const unsigned char *)in_key;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 973)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 974) if (key_len != 16 && key_len != 24 && key_len != 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 975) return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 976)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 977) cctx->key_length = key_len;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 978)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 979) switch (key_len) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 980) case 16:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 981) camellia_setup128(key, cctx->key_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 982) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 983) case 24:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 984) camellia_setup192(key, cctx->key_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 985) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 986) case 32:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 987) camellia_setup256(key, cctx->key_table);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 988) break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 989) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 990)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 991) return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 992) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 993)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 994) static void camellia_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 995) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 996) const struct camellia_ctx *cctx = crypto_tfm_ctx(tfm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 997) const __be32 *src = (const __be32 *)in;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 998) __be32 *dst = (__be32 *)out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 999) unsigned int max;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1000)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1001) u32 tmp[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1002)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1003) tmp[0] = be32_to_cpu(src[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1004) tmp[1] = be32_to_cpu(src[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1005) tmp[2] = be32_to_cpu(src[2]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1006) tmp[3] = be32_to_cpu(src[3]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1007)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1008) if (cctx->key_length == 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1009) max = 24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1010) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1011) max = 32; /* for key lengths of 24 and 32 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1012)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1013) camellia_do_encrypt(cctx->key_table, tmp, max);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1014)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1015) /* do_encrypt returns 0,1 swapped with 2,3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1016) dst[0] = cpu_to_be32(tmp[2]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1017) dst[1] = cpu_to_be32(tmp[3]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1018) dst[2] = cpu_to_be32(tmp[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1019) dst[3] = cpu_to_be32(tmp[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1020) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1021)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1022) static void camellia_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1023) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1024) const struct camellia_ctx *cctx = crypto_tfm_ctx(tfm);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1025) const __be32 *src = (const __be32 *)in;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1026) __be32 *dst = (__be32 *)out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1027) unsigned int max;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1028)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1029) u32 tmp[4];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1030)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1031) tmp[0] = be32_to_cpu(src[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1032) tmp[1] = be32_to_cpu(src[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1033) tmp[2] = be32_to_cpu(src[2]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1034) tmp[3] = be32_to_cpu(src[3]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1035)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1036) if (cctx->key_length == 16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1037) max = 24;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1038) else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1039) max = 32; /* for key lengths of 24 and 32 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1040)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1041) camellia_do_decrypt(cctx->key_table, tmp, max);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1042)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1043) /* do_decrypt returns 0,1 swapped with 2,3 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1044) dst[0] = cpu_to_be32(tmp[2]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1045) dst[1] = cpu_to_be32(tmp[3]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1046) dst[2] = cpu_to_be32(tmp[0]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1047) dst[3] = cpu_to_be32(tmp[1]);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1048) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1049)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1050) static struct crypto_alg camellia_alg = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1051) .cra_name = "camellia",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1052) .cra_driver_name = "camellia-generic",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1053) .cra_priority = 100,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1054) .cra_flags = CRYPTO_ALG_TYPE_CIPHER,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1055) .cra_blocksize = CAMELLIA_BLOCK_SIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1056) .cra_ctxsize = sizeof(struct camellia_ctx),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1057) .cra_alignmask = 3,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1058) .cra_module = THIS_MODULE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1059) .cra_u = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1060) .cipher = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1061) .cia_min_keysize = CAMELLIA_MIN_KEY_SIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1062) .cia_max_keysize = CAMELLIA_MAX_KEY_SIZE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1063) .cia_setkey = camellia_set_key,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1064) .cia_encrypt = camellia_encrypt,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1065) .cia_decrypt = camellia_decrypt
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1066) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1067) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1068) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1069)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1070) static int __init camellia_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1071) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1072) return crypto_register_alg(&camellia_alg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1073) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1074)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1075) static void __exit camellia_fini(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1076) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1077) crypto_unregister_alg(&camellia_alg);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1078) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1079)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1080) subsys_initcall(camellia_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1081) module_exit(camellia_fini);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1082)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1083) MODULE_DESCRIPTION("Camellia Cipher Algorithm");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1084) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1085) MODULE_ALIAS_CRYPTO("camellia");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1086) MODULE_ALIAS_CRYPTO("camellia-generic");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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