/* crypto/camellia/camellia.c -*- mode:C; c-file-style: "eay" -*- */ /* ==================================================================== * Copyright 2006 NTT (Nippon Telegraph and Telephone Corporation) . * ALL RIGHTS RESERVED. * * Intellectual Property information for Camellia: * http://info.isl.ntt.co.jp/crypt/eng/info/chiteki.html * * News Release for Announcement of Camellia open source: * http://www.ntt.co.jp/news/news06e/0604/060413a.html * * The Camellia Code included herein is developed by * NTT (Nippon Telegraph and Telephone Corporation), and is contributed * to the OpenSSL project. * * The Camellia Code is licensed pursuant to the OpenSSL open source * license provided below. */ /* ==================================================================== * Copyright (c) 2006 The OpenSSL Project. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in * the documentation and/or other materials provided with the * distribution. * * 3. All advertising materials mentioning features or use of this * software must display the following acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" * * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to * endorse or promote products derived from this software without * prior written permission. For written permission, please contact * openssl-core@openssl.org. * * 5. Products derived from this software may not be called "OpenSSL" * nor may "OpenSSL" appear in their names without prior written * permission of the OpenSSL Project. * * 6. Redistributions of any form whatsoever must retain the following * acknowledgment: * "This product includes software developed by the OpenSSL Project * for use in the OpenSSL Toolkit (http://www.openssl.org/)" * * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED * OF THE POSSIBILITY OF SUCH DAMAGE. * ==================================================================== */ /* * Algorithm Specification * http://info.isl.llia/specicrypt/eng/camellia/specifications.html */ #include #include #include "camellia.h" #include "cmll_locl.h" /* key constants */ #define CAMELLIA_SIGMA1L (0xA09E667FL) #define CAMELLIA_SIGMA1R (0x3BCC908BL) #define CAMELLIA_SIGMA2L (0xB67AE858L) #define CAMELLIA_SIGMA2R (0x4CAA73B2L) #define CAMELLIA_SIGMA3L (0xC6EF372FL) #define CAMELLIA_SIGMA3R (0xE94F82BEL) #define CAMELLIA_SIGMA4L (0x54FF53A5L) #define CAMELLIA_SIGMA4R (0xF1D36F1CL) #define CAMELLIA_SIGMA5L (0x10E527FAL) #define CAMELLIA_SIGMA5R (0xDE682D1DL) #define CAMELLIA_SIGMA6L (0xB05688C2L) #define CAMELLIA_SIGMA6R (0xB3E6C1FDL) /* * macros */ /* e is pointer of subkey */ #define CamelliaSubkeyL(INDEX) (subkey[(INDEX)*2]) #define CamelliaSubkeyR(INDEX) (subkey[(INDEX)*2 + 1]) /* rotation right shift 1byte */ #define CAMELLIA_RR8(x) (((x) >> 8) + ((x) << 24)) /* rotation left shift 1bit */ #define CAMELLIA_RL1(x) (((x) << 1) + ((x) >> 31)) /* rotation left shift 1byte */ #define CAMELLIA_RL8(x) (((x) << 8) + ((x) >> 24)) #define CAMELLIA_ROLDQ(ll, lr, rl, rr, w0, w1, bits) \ do \ { \ w0 = ll; \ ll = (ll << bits) + (lr >> (32 - bits)); \ lr = (lr << bits) + (rl >> (32 - bits)); \ rl = (rl << bits) + (rr >> (32 - bits)); \ rr = (rr << bits) + (w0 >> (32 - bits)); \ } while(0) #define CAMELLIA_ROLDQo32(ll, lr, rl, rr, w0, w1, bits) \ do \ { \ w0 = ll; \ w1 = lr; \ ll = (lr << (bits - 32)) + (rl >> (64 - bits)); \ lr = (rl << (bits - 32)) + (rr >> (64 - bits)); \ rl = (rr << (bits - 32)) + (w0 >> (64 - bits)); \ rr = (w0 << (bits - 32)) + (w1 >> (64 - bits)); \ } while(0) #define CAMELLIA_SP1110(INDEX) (camellia_sp1110[(INDEX)]) #define CAMELLIA_SP0222(INDEX) (camellia_sp0222[(INDEX)]) #define CAMELLIA_SP3033(INDEX) (camellia_sp3033[(INDEX)]) #define CAMELLIA_SP4404(INDEX) (camellia_sp4404[(INDEX)]) #define CAMELLIA_F(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \ do \ { \ il = xl ^ kl; \ ir = xr ^ kr; \ t0 = il >> 16; \ t1 = ir >> 16; \ yl = CAMELLIA_SP1110(ir & 0xff) \ ^ CAMELLIA_SP0222((t1 >> 8) & 0xff) \ ^ CAMELLIA_SP3033(t1 & 0xff) \ ^ CAMELLIA_SP4404((ir >> 8) & 0xff); \ yr = CAMELLIA_SP1110((t0 >> 8) & 0xff) \ ^ CAMELLIA_SP0222(t0 & 0xff) \ ^ CAMELLIA_SP3033((il >> 8) & 0xff) \ ^ CAMELLIA_SP4404(il & 0xff); \ yl ^= yr; \ yr = CAMELLIA_RR8(yr); \ yr ^= yl; \ } while(0) /* * for speed up * */ #define CAMELLIA_FLS(ll, lr, rl, rr, kll, klr, krl, krr, t0, t1, t2, t3) \ do \ { \ t0 = kll; \ t0 &= ll; \ lr ^= CAMELLIA_RL1(t0); \ t1 = klr; \ t1 |= lr; \ ll ^= t1; \ \ t2 = krr; \ t2 |= rr; \ rl ^= t2; \ t3 = krl; \ t3 &= rl; \ rr ^= CAMELLIA_RL1(t3); \ } while(0) #define CAMELLIA_ROUNDSM(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \ do \ { \ il = xl; \ ir = xr; \ t0 = il >> 16; \ t1 = ir >> 16; \ ir = CAMELLIA_SP1110(ir & 0xff) \ ^ CAMELLIA_SP0222((t1 >> 8) & 0xff) \ ^ CAMELLIA_SP3033(t1 & 0xff) \ ^ CAMELLIA_SP4404((ir >> 8) & 0xff); \ il = CAMELLIA_SP1110((t0 >> 8) & 0xff) \ ^ CAMELLIA_SP0222(t0 & 0xff) \ ^ CAMELLIA_SP3033((il >> 8) & 0xff) \ ^ CAMELLIA_SP4404(il & 0xff); \ il ^= kl; \ ir ^= kr; \ ir ^= il; \ il = CAMELLIA_RR8(il); \ il ^= ir; \ yl ^= ir; \ yr ^= il; \ } while(0) static const u32 camellia_sp1110[256] = { 0x70707000, 0x82828200, 0x2c2c2c00, 0xececec00, 0xb3b3b300, 0x27272700, 0xc0c0c000, 0xe5e5e500, 0xe4e4e400, 0x85858500, 0x57575700, 0x35353500, 0xeaeaea00, 0x0c0c0c00, 0xaeaeae00, 0x41414100, 0x23232300, 0xefefef00, 0x6b6b6b00, 0x93939300, 0x45454500, 0x19191900, 0xa5a5a500, 0x21212100, 0xededed00, 0x0e0e0e00, 0x4f4f4f00, 0x4e4e4e00, 0x1d1d1d00, 0x65656500, 0x92929200, 0xbdbdbd00, 0x86868600, 0xb8b8b800, 0xafafaf00, 0x8f8f8f00, 0x7c7c7c00, 0xebebeb00, 0x1f1f1f00, 0xcecece00, 0x3e3e3e00, 0x30303000, 0xdcdcdc00, 0x5f5f5f00, 0x5e5e5e00, 0xc5c5c500, 0x0b0b0b00, 0x1a1a1a00, 0xa6a6a600, 0xe1e1e100, 0x39393900, 0xcacaca00, 0xd5d5d500, 0x47474700, 0x5d5d5d00, 0x3d3d3d00, 0xd9d9d900, 0x01010100, 0x5a5a5a00, 0xd6d6d600, 0x51515100, 0x56565600, 0x6c6c6c00, 0x4d4d4d00, 0x8b8b8b00, 0x0d0d0d00, 0x9a9a9a00, 0x66666600, 0xfbfbfb00, 0xcccccc00, 0xb0b0b000, 0x2d2d2d00, 0x74747400, 0x12121200, 0x2b2b2b00, 0x20202000, 0xf0f0f000, 0xb1b1b100, 0x84848400, 0x99999900, 0xdfdfdf00, 0x4c4c4c00, 0xcbcbcb00, 0xc2c2c200, 0x34343400, 0x7e7e7e00, 0x76767600, 0x05050500, 0x6d6d6d00, 0xb7b7b700, 0xa9a9a900, 0x31313100, 0xd1d1d100, 0x17171700, 0x04040400, 0xd7d7d700, 0x14141400, 0x58585800, 0x3a3a3a00, 0x61616100, 0xdedede00, 0x1b1b1b00, 0x11111100, 0x1c1c1c00, 0x32323200, 0x0f0f0f00, 0x9c9c9c00, 0x16161600, 0x53535300, 0x18181800, 0xf2f2f200, 0x22222200, 0xfefefe00, 0x44444400, 0xcfcfcf00, 0xb2b2b200, 0xc3c3c300, 0xb5b5b500, 0x7a7a7a00, 0x91919100, 0x24242400, 0x08080800, 0xe8e8e800, 0xa8a8a800, 0x60606000, 0xfcfcfc00, 0x69696900, 0x50505000, 0xaaaaaa00, 0xd0d0d000, 0xa0a0a000, 0x7d7d7d00, 0xa1a1a100, 0x89898900, 0x62626200, 0x97979700, 0x54545400, 0x5b5b5b00, 0x1e1e1e00, 0x95959500, 0xe0e0e000, 0xffffff00, 0x64646400, 0xd2d2d200, 0x10101000, 0xc4c4c400, 0x00000000, 0x48484800, 0xa3a3a300, 0xf7f7f700, 0x75757500, 0xdbdbdb00, 0x8a8a8a00, 0x03030300, 0xe6e6e600, 0xdadada00, 0x09090900, 0x3f3f3f00, 0xdddddd00, 0x94949400, 0x87878700, 0x5c5c5c00, 0x83838300, 0x02020200, 0xcdcdcd00, 0x4a4a4a00, 0x90909000, 0x33333300, 0x73737300, 0x67676700, 0xf6f6f600, 0xf3f3f300, 0x9d9d9d00, 0x7f7f7f00, 0xbfbfbf00, 0xe2e2e200, 0x52525200, 0x9b9b9b00, 0xd8d8d800, 0x26262600, 0xc8c8c800, 0x37373700, 0xc6c6c600, 0x3b3b3b00, 0x81818100, 0x96969600, 0x6f6f6f00, 0x4b4b4b00, 0x13131300, 0xbebebe00, 0x63636300, 0x2e2e2e00, 0xe9e9e900, 0x79797900, 0xa7a7a700, 0x8c8c8c00, 0x9f9f9f00, 0x6e6e6e00, 0xbcbcbc00, 0x8e8e8e00, 0x29292900, 0xf5f5f500, 0xf9f9f900, 0xb6b6b600, 0x2f2f2f00, 0xfdfdfd00, 0xb4b4b400, 0x59595900, 0x78787800, 0x98989800, 0x06060600, 0x6a6a6a00, 0xe7e7e700, 0x46464600, 0x71717100, 0xbababa00, 0xd4d4d400, 0x25252500, 0xababab00, 0x42424200, 0x88888800, 0xa2a2a200, 0x8d8d8d00, 0xfafafa00, 0x72727200, 0x07070700, 0xb9b9b900, 0x55555500, 0xf8f8f800, 0xeeeeee00, 0xacacac00, 0x0a0a0a00, 0x36363600, 0x49494900, 0x2a2a2a00, 0x68686800, 0x3c3c3c00, 0x38383800, 0xf1f1f100, 0xa4a4a400, 0x40404000, 0x28282800, 0xd3d3d300, 0x7b7b7b00, 0xbbbbbb00, 0xc9c9c900, 0x43434300, 0xc1c1c100, 0x15151500, 0xe3e3e300, 0xadadad00, 0xf4f4f400, 0x77777700, 0xc7c7c700, 0x80808000, 0x9e9e9e00, }; static const u32 camellia_sp0222[256] = { 0x00e0e0e0, 0x00050505, 0x00585858, 0x00d9d9d9, 0x00676767, 0x004e4e4e, 0x00818181, 0x00cbcbcb, 0x00c9c9c9, 0x000b0b0b, 0x00aeaeae, 0x006a6a6a, 0x00d5d5d5, 0x00181818, 0x005d5d5d, 0x00828282, 0x00464646, 0x00dfdfdf, 0x00d6d6d6, 0x00272727, 0x008a8a8a, 0x00323232, 0x004b4b4b, 0x00424242, 0x00dbdbdb, 0x001c1c1c, 0x009e9e9e, 0x009c9c9c, 0x003a3a3a, 0x00cacaca, 0x00252525, 0x007b7b7b, 0x000d0d0d, 0x00717171, 0x005f5f5f, 0x001f1f1f, 0x00f8f8f8, 0x00d7d7d7, 0x003e3e3e, 0x009d9d9d, 0x007c7c7c, 0x00606060, 0x00b9b9b9, 0x00bebebe, 0x00bcbcbc, 0x008b8b8b, 0x00161616, 0x00343434, 0x004d4d4d, 0x00c3c3c3, 0x00727272, 0x00959595, 0x00ababab, 0x008e8e8e, 0x00bababa, 0x007a7a7a, 0x00b3b3b3, 0x00020202, 0x00b4b4b4, 0x00adadad, 0x00a2a2a2, 0x00acacac, 0x00d8d8d8, 0x009a9a9a, 0x00171717, 0x001a1a1a, 0x00353535, 0x00cccccc, 0x00f7f7f7, 0x00999999, 0x00616161, 0x005a5a5a, 0x00e8e8e8, 0x00242424, 0x00565656, 0x00404040, 0x00e1e1e1, 0x00636363, 0x00090909, 0x00333333, 0x00bfbfbf, 0x00989898, 0x00979797, 0x00858585, 0x00686868, 0x00fcfcfc, 0x00ececec, 0x000a0a0a, 0x00dadada, 0x006f6f6f, 0x00535353, 0x00626262, 0x00a3a3a3, 0x002e2e2e, 0x00080808, 0x00afafaf, 0x00282828, 0x00b0b0b0, 0x00747474, 0x00c2c2c2, 0x00bdbdbd, 0x00363636, 0x00222222, 0x00383838, 0x00646464, 0x001e1e1e, 0x00393939, 0x002c2c2c, 0x00a6a6a6, 0x00303030, 0x00e5e5e5, 0x00444444, 0x00fdfdfd, 0x00888888, 0x009f9f9f, 0x00656565, 0x00878787, 0x006b6b6b, 0x00f4f4f4, 0x00232323, 0x00484848, 0x00101010, 0x00d1d1d1, 0x00515151, 0x00c0c0c0, 0x00f9f9f9, 0x00d2d2d2, 0x00a0a0a0, 0x00555555, 0x00a1a1a1, 0x00414141, 0x00fafafa, 0x00434343, 0x00131313, 0x00c4c4c4, 0x002f2f2f, 0x00a8a8a8, 0x00b6b6b6, 0x003c3c3c, 0x002b2b2b, 0x00c1c1c1, 0x00ffffff, 0x00c8c8c8, 0x00a5a5a5, 0x00202020, 0x00898989, 0x00000000, 0x00909090, 0x00474747, 0x00efefef, 0x00eaeaea, 0x00b7b7b7, 0x00151515, 0x00060606, 0x00cdcdcd, 0x00b5b5b5, 0x00121212, 0x007e7e7e, 0x00bbbbbb, 0x00292929, 0x000f0f0f, 0x00b8b8b8, 0x00070707, 0x00040404, 0x009b9b9b, 0x00949494, 0x00212121, 0x00666666, 0x00e6e6e6, 0x00cecece, 0x00ededed, 0x00e7e7e7, 0x003b3b3b, 0x00fefefe, 0x007f7f7f, 0x00c5c5c5, 0x00a4a4a4, 0x00373737, 0x00b1b1b1, 0x004c4c4c, 0x00919191, 0x006e6e6e, 0x008d8d8d, 0x00767676, 0x00030303, 0x002d2d2d, 0x00dedede, 0x00969696, 0x00262626, 0x007d7d7d, 0x00c6c6c6, 0x005c5c5c, 0x00d3d3d3, 0x00f2f2f2, 0x004f4f4f, 0x00191919, 0x003f3f3f, 0x00dcdcdc, 0x00797979, 0x001d1d1d, 0x00525252, 0x00ebebeb, 0x00f3f3f3, 0x006d6d6d, 0x005e5e5e, 0x00fbfbfb, 0x00696969, 0x00b2b2b2, 0x00f0f0f0, 0x00313131, 0x000c0c0c, 0x00d4d4d4, 0x00cfcfcf, 0x008c8c8c, 0x00e2e2e2, 0x00757575, 0x00a9a9a9, 0x004a4a4a, 0x00575757, 0x00848484, 0x00111111, 0x00454545, 0x001b1b1b, 0x00f5f5f5, 0x00e4e4e4, 0x000e0e0e, 0x00737373, 0x00aaaaaa, 0x00f1f1f1, 0x00dddddd, 0x00595959, 0x00141414, 0x006c6c6c, 0x00929292, 0x00545454, 0x00d0d0d0, 0x00787878, 0x00707070, 0x00e3e3e3, 0x00494949, 0x00808080, 0x00505050, 0x00a7a7a7, 0x00f6f6f6, 0x00777777, 0x00939393, 0x00868686, 0x00838383, 0x002a2a2a, 0x00c7c7c7, 0x005b5b5b, 0x00e9e9e9, 0x00eeeeee, 0x008f8f8f, 0x00010101, 0x003d3d3d, }; static const u32 camellia_sp3033[256] = { 0x38003838, 0x41004141, 0x16001616, 0x76007676, 0xd900d9d9, 0x93009393, 0x60006060, 0xf200f2f2, 0x72007272, 0xc200c2c2, 0xab00abab, 0x9a009a9a, 0x75007575, 0x06000606, 0x57005757, 0xa000a0a0, 0x91009191, 0xf700f7f7, 0xb500b5b5, 0xc900c9c9, 0xa200a2a2, 0x8c008c8c, 0xd200d2d2, 0x90009090, 0xf600f6f6, 0x07000707, 0xa700a7a7, 0x27002727, 0x8e008e8e, 0xb200b2b2, 0x49004949, 0xde00dede, 0x43004343, 0x5c005c5c, 0xd700d7d7, 0xc700c7c7, 0x3e003e3e, 0xf500f5f5, 0x8f008f8f, 0x67006767, 0x1f001f1f, 0x18001818, 0x6e006e6e, 0xaf00afaf, 0x2f002f2f, 0xe200e2e2, 0x85008585, 0x0d000d0d, 0x53005353, 0xf000f0f0, 0x9c009c9c, 0x65006565, 0xea00eaea, 0xa300a3a3, 0xae00aeae, 0x9e009e9e, 0xec00ecec, 0x80008080, 0x2d002d2d, 0x6b006b6b, 0xa800a8a8, 0x2b002b2b, 0x36003636, 0xa600a6a6, 0xc500c5c5, 0x86008686, 0x4d004d4d, 0x33003333, 0xfd00fdfd, 0x66006666, 0x58005858, 0x96009696, 0x3a003a3a, 0x09000909, 0x95009595, 0x10001010, 0x78007878, 0xd800d8d8, 0x42004242, 0xcc00cccc, 0xef00efef, 0x26002626, 0xe500e5e5, 0x61006161, 0x1a001a1a, 0x3f003f3f, 0x3b003b3b, 0x82008282, 0xb600b6b6, 0xdb00dbdb, 0xd400d4d4, 0x98009898, 0xe800e8e8, 0x8b008b8b, 0x02000202, 0xeb00ebeb, 0x0a000a0a, 0x2c002c2c, 0x1d001d1d, 0xb000b0b0, 0x6f006f6f, 0x8d008d8d, 0x88008888, 0x0e000e0e, 0x19001919, 0x87008787, 0x4e004e4e, 0x0b000b0b, 0xa900a9a9, 0x0c000c0c, 0x79007979, 0x11001111, 0x7f007f7f, 0x22002222, 0xe700e7e7, 0x59005959, 0xe100e1e1, 0xda00dada, 0x3d003d3d, 0xc800c8c8, 0x12001212, 0x04000404, 0x74007474, 0x54005454, 0x30003030, 0x7e007e7e, 0xb400b4b4, 0x28002828, 0x55005555, 0x68006868, 0x50005050, 0xbe00bebe, 0xd000d0d0, 0xc400c4c4, 0x31003131, 0xcb00cbcb, 0x2a002a2a, 0xad00adad, 0x0f000f0f, 0xca00caca, 0x70007070, 0xff00ffff, 0x32003232, 0x69006969, 0x08000808, 0x62006262, 0x00000000, 0x24002424, 0xd100d1d1, 0xfb00fbfb, 0xba00baba, 0xed00eded, 0x45004545, 0x81008181, 0x73007373, 0x6d006d6d, 0x84008484, 0x9f009f9f, 0xee00eeee, 0x4a004a4a, 0xc300c3c3, 0x2e002e2e, 0xc100c1c1, 0x01000101, 0xe600e6e6, 0x25002525, 0x48004848, 0x99009999, 0xb900b9b9, 0xb300b3b3, 0x7b007b7b, 0xf900f9f9, 0xce00cece, 0xbf00bfbf, 0xdf00dfdf, 0x71007171, 0x29002929, 0xcd00cdcd, 0x6c006c6c, 0x13001313, 0x64006464, 0x9b009b9b, 0x63006363, 0x9d009d9d, 0xc000c0c0, 0x4b004b4b, 0xb700b7b7, 0xa500a5a5, 0x89008989, 0x5f005f5f, 0xb100b1b1, 0x17001717, 0xf400f4f4, 0xbc00bcbc, 0xd300d3d3, 0x46004646, 0xcf00cfcf, 0x37003737, 0x5e005e5e, 0x47004747, 0x94009494, 0xfa00fafa, 0xfc00fcfc, 0x5b005b5b, 0x97009797, 0xfe00fefe, 0x5a005a5a, 0xac00acac, 0x3c003c3c, 0x4c004c4c, 0x03000303, 0x35003535, 0xf300f3f3, 0x23002323, 0xb800b8b8, 0x5d005d5d, 0x6a006a6a, 0x92009292, 0xd500d5d5, 0x21002121, 0x44004444, 0x51005151, 0xc600c6c6, 0x7d007d7d, 0x39003939, 0x83008383, 0xdc00dcdc, 0xaa00aaaa, 0x7c007c7c, 0x77007777, 0x56005656, 0x05000505, 0x1b001b1b, 0xa400a4a4, 0x15001515, 0x34003434, 0x1e001e1e, 0x1c001c1c, 0xf800f8f8, 0x52005252, 0x20002020, 0x14001414, 0xe900e9e9, 0xbd00bdbd, 0xdd00dddd, 0xe400e4e4, 0xa100a1a1, 0xe000e0e0, 0x8a008a8a, 0xf100f1f1, 0xd600d6d6, 0x7a007a7a, 0xbb00bbbb, 0xe300e3e3, 0x40004040, 0x4f004f4f, }; static const u32 camellia_sp4404[256] = { 0x70700070, 0x2c2c002c, 0xb3b300b3, 0xc0c000c0, 0xe4e400e4, 0x57570057, 0xeaea00ea, 0xaeae00ae, 0x23230023, 0x6b6b006b, 0x45450045, 0xa5a500a5, 0xeded00ed, 0x4f4f004f, 0x1d1d001d, 0x92920092, 0x86860086, 0xafaf00af, 0x7c7c007c, 0x1f1f001f, 0x3e3e003e, 0xdcdc00dc, 0x5e5e005e, 0x0b0b000b, 0xa6a600a6, 0x39390039, 0xd5d500d5, 0x5d5d005d, 0xd9d900d9, 0x5a5a005a, 0x51510051, 0x6c6c006c, 0x8b8b008b, 0x9a9a009a, 0xfbfb00fb, 0xb0b000b0, 0x74740074, 0x2b2b002b, 0xf0f000f0, 0x84840084, 0xdfdf00df, 0xcbcb00cb, 0x34340034, 0x76760076, 0x6d6d006d, 0xa9a900a9, 0xd1d100d1, 0x04040004, 0x14140014, 0x3a3a003a, 0xdede00de, 0x11110011, 0x32320032, 0x9c9c009c, 0x53530053, 0xf2f200f2, 0xfefe00fe, 0xcfcf00cf, 0xc3c300c3, 0x7a7a007a, 0x24240024, 0xe8e800e8, 0x60600060, 0x69690069, 0xaaaa00aa, 0xa0a000a0, 0xa1a100a1, 0x62620062, 0x54540054, 0x1e1e001e, 0xe0e000e0, 0x64640064, 0x10100010, 0x00000000, 0xa3a300a3, 0x75750075, 0x8a8a008a, 0xe6e600e6, 0x09090009, 0xdddd00dd, 0x87870087, 0x83830083, 0xcdcd00cd, 0x90900090, 0x73730073, 0xf6f600f6, 0x9d9d009d, 0xbfbf00bf, 0x52520052, 0xd8d800d8, 0xc8c800c8, 0xc6c600c6, 0x81810081, 0x6f6f006f, 0x13130013, 0x63630063, 0xe9e900e9, 0xa7a700a7, 0x9f9f009f, 0xbcbc00bc, 0x29290029, 0xf9f900f9, 0x2f2f002f, 0xb4b400b4, 0x78780078, 0x06060006, 0xe7e700e7, 0x71710071, 0xd4d400d4, 0xabab00ab, 0x88880088, 0x8d8d008d, 0x72720072, 0xb9b900b9, 0xf8f800f8, 0xacac00ac, 0x36360036, 0x2a2a002a, 0x3c3c003c, 0xf1f100f1, 0x40400040, 0xd3d300d3, 0xbbbb00bb, 0x43430043, 0x15150015, 0xadad00ad, 0x77770077, 0x80800080, 0x82820082, 0xecec00ec, 0x27270027, 0xe5e500e5, 0x85850085, 0x35350035, 0x0c0c000c, 0x41410041, 0xefef00ef, 0x93930093, 0x19190019, 0x21210021, 0x0e0e000e, 0x4e4e004e, 0x65650065, 0xbdbd00bd, 0xb8b800b8, 0x8f8f008f, 0xebeb00eb, 0xcece00ce, 0x30300030, 0x5f5f005f, 0xc5c500c5, 0x1a1a001a, 0xe1e100e1, 0xcaca00ca, 0x47470047, 0x3d3d003d, 0x01010001, 0xd6d600d6, 0x56560056, 0x4d4d004d, 0x0d0d000d, 0x66660066, 0xcccc00cc, 0x2d2d002d, 0x12120012, 0x20200020, 0xb1b100b1, 0x99990099, 0x4c4c004c, 0xc2c200c2, 0x7e7e007e, 0x05050005, 0xb7b700b7, 0x31310031, 0x17170017, 0xd7d700d7, 0x58580058, 0x61610061, 0x1b1b001b, 0x1c1c001c, 0x0f0f000f, 0x16160016, 0x18180018, 0x22220022, 0x44440044, 0xb2b200b2, 0xb5b500b5, 0x91910091, 0x08080008, 0xa8a800a8, 0xfcfc00fc, 0x50500050, 0xd0d000d0, 0x7d7d007d, 0x89890089, 0x97970097, 0x5b5b005b, 0x95950095, 0xffff00ff, 0xd2d200d2, 0xc4c400c4, 0x48480048, 0xf7f700f7, 0xdbdb00db, 0x03030003, 0xdada00da, 0x3f3f003f, 0x94940094, 0x5c5c005c, 0x02020002, 0x4a4a004a, 0x33330033, 0x67670067, 0xf3f300f3, 0x7f7f007f, 0xe2e200e2, 0x9b9b009b, 0x26260026, 0x37370037, 0x3b3b003b, 0x96960096, 0x4b4b004b, 0xbebe00be, 0x2e2e002e, 0x79790079, 0x8c8c008c, 0x6e6e006e, 0x8e8e008e, 0xf5f500f5, 0xb6b600b6, 0xfdfd00fd, 0x59590059, 0x98980098, 0x6a6a006a, 0x46460046, 0xbaba00ba, 0x25250025, 0x42420042, 0xa2a200a2, 0xfafa00fa, 0x07070007, 0x55550055, 0xeeee00ee, 0x0a0a000a, 0x49490049, 0x68680068, 0x38380038, 0xa4a400a4, 0x28280028, 0x7b7b007b, 0xc9c900c9, 0xc1c100c1, 0xe3e300e3, 0xf4f400f4, 0xc7c700c7, 0x9e9e009e, }; /** * Stuff related to the Camellia key schedule */ #define subl(x) subL[(x)] #define subr(x) subR[(x)] void camellia_setup128(const u8 *key, u32 *subkey) { u32 kll, klr, krl, krr; u32 il, ir, t0, t1, w0, w1; u32 kw4l, kw4r, dw, tl, tr; u32 subL[26]; u32 subR[26]; /** * k == kll || klr || krl || krr (|| is concatination) */ kll = GETU32(key); klr = GETU32(key + 4); krl = GETU32(key + 8); krr = GETU32(key + 12); /** * generate KL dependent subkeys */ /* kw1 */ subl(0) = kll; subr(0) = klr; /* kw2 */ subl(1) = krl; subr(1) = krr; /* rotation left shift 15bit */ CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* k3 */ subl(4) = kll; subr(4) = klr; /* k4 */ subl(5) = krl; subr(5) = krr; /* rotation left shift 15+30bit */ CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30); /* k7 */ subl(10) = kll; subr(10) = klr; /* k8 */ subl(11) = krl; subr(11) = krr; /* rotation left shift 15+30+15bit */ CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* k10 */ subl(13) = krl; subr(13) = krr; /* rotation left shift 15+30+15+17 bit */ CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); /* kl3 */ subl(16) = kll; subr(16) = klr; /* kl4 */ subl(17) = krl; subr(17) = krr; /* rotation left shift 15+30+15+17+17 bit */ CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); /* k13 */ subl(18) = kll; subr(18) = klr; /* k14 */ subl(19) = krl; subr(19) = krr; /* rotation left shift 15+30+15+17+17+17 bit */ CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); /* k17 */ subl(22) = kll; subr(22) = klr; /* k18 */ subl(23) = krl; subr(23) = krr; /* generate KA */ kll = subl(0); klr = subr(0); krl = subl(1); krr = subr(1); CAMELLIA_F(kll, klr, CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R, w0, w1, il, ir, t0, t1); krl ^= w0; krr ^= w1; CAMELLIA_F(krl, krr, CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R, kll, klr, il, ir, t0, t1); /* current status == (kll, klr, w0, w1) */ CAMELLIA_F(kll, klr, CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R, krl, krr, il, ir, t0, t1); krl ^= w0; krr ^= w1; CAMELLIA_F(krl, krr, CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R, w0, w1, il, ir, t0, t1); kll ^= w0; klr ^= w1; /* generate KA dependent subkeys */ /* k1, k2 */ subl(2) = kll; subr(2) = klr; subl(3) = krl; subr(3) = krr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* k5,k6 */ subl(6) = kll; subr(6) = klr; subl(7) = krl; subr(7) = krr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* kl1, kl2 */ subl(8) = kll; subr(8) = klr; subl(9) = krl; subr(9) = krr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* k9 */ subl(12) = kll; subr(12) = klr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* k11, k12 */ subl(14) = kll; subr(14) = klr; subl(15) = krl; subr(15) = krr; CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34); /* k15, k16 */ subl(20) = kll; subr(20) = klr; subl(21) = krl; subr(21) = krr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); /* kw3, kw4 */ subl(24) = kll; subr(24) = klr; subl(25) = krl; subr(25) = krr; /* absorb kw2 to other subkeys */ /* round 2 */ subl(3) ^= subl(1); subr(3) ^= subr(1); /* round 4 */ subl(5) ^= subl(1); subr(5) ^= subr(1); /* round 6 */ subl(7) ^= subl(1); subr(7) ^= subr(1); subl(1) ^= subr(1) & ~subr(9); dw = subl(1) & subl(9), subr(1) ^= CAMELLIA_RL1(dw); /* modified for * FLinv(kl2) */ /* round 8 */ subl(11) ^= subl(1); subr(11) ^= subr(1); /* round 10 */ subl(13) ^= subl(1); subr(13) ^= subr(1); /* round 12 */ subl(15) ^= subl(1); subr(15) ^= subr(1); subl(1) ^= subr(1) & ~subr(17); dw = subl(1) & subl(17), subr(1) ^= CAMELLIA_RL1(dw); /* modified for * FLinv(kl4) */ /* round 14 */ subl(19) ^= subl(1); subr(19) ^= subr(1); /* round 16 */ subl(21) ^= subl(1); subr(21) ^= subr(1); /* round 18 */ subl(23) ^= subl(1); subr(23) ^= subr(1); /* kw3 */ subl(24) ^= subl(1); subr(24) ^= subr(1); /* absorb kw4 to other subkeys */ kw4l = subl(25); kw4r = subr(25); /* round 17 */ subl(22) ^= kw4l; subr(22) ^= kw4r; /* round 15 */ subl(20) ^= kw4l; subr(20) ^= kw4r; /* round 13 */ subl(18) ^= kw4l; subr(18) ^= kw4r; kw4l ^= kw4r & ~subr(16); dw = kw4l & subl(16), kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl3) */ /* round 11 */ subl(14) ^= kw4l; subr(14) ^= kw4r; /* round 9 */ subl(12) ^= kw4l; subr(12) ^= kw4r; /* round 7 */ subl(10) ^= kw4l; subr(10) ^= kw4r; kw4l ^= kw4r & ~subr(8); dw = kw4l & subl(8), kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl1) */ /* round 5 */ subl(6) ^= kw4l; subr(6) ^= kw4r; /* round 3 */ subl(4) ^= kw4l; subr(4) ^= kw4r; /* round 1 */ subl(2) ^= kw4l; subr(2) ^= kw4r; /* kw1 */ subl(0) ^= kw4l; subr(0) ^= kw4r; /* key XOR is end of F-function */ CamelliaSubkeyL(0) = subl(0) ^ subl(2); /* kw1 */ CamelliaSubkeyR(0) = subr(0) ^ subr(2); CamelliaSubkeyL(2) = subl(3); /* round 1 */ CamelliaSubkeyR(2) = subr(3); CamelliaSubkeyL(3) = subl(2) ^ subl(4); /* round 2 */ CamelliaSubkeyR(3) = subr(2) ^ subr(4); CamelliaSubkeyL(4) = subl(3) ^ subl(5); /* round 3 */ CamelliaSubkeyR(4) = subr(3) ^ subr(5); CamelliaSubkeyL(5) = subl(4) ^ subl(6); /* round 4 */ CamelliaSubkeyR(5) = subr(4) ^ subr(6); CamelliaSubkeyL(6) = subl(5) ^ subl(7); /* round 5 */ CamelliaSubkeyR(6) = subr(5) ^ subr(7); tl = subl(10) ^ (subr(10) & ~subr(8)); dw = tl & subl(8), /* FL(kl1) */ tr = subr(10) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(7) = subl(6) ^ tl; /* round 6 */ CamelliaSubkeyR(7) = subr(6) ^ tr; CamelliaSubkeyL(8) = subl(8); /* FL(kl1) */ CamelliaSubkeyR(8) = subr(8); CamelliaSubkeyL(9) = subl(9); /* FLinv(kl2) */ CamelliaSubkeyR(9) = subr(9); tl = subl(7) ^ (subr(7) & ~subr(9)); dw = tl & subl(9), /* FLinv(kl2) */ tr = subr(7) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(10) = tl ^ subl(11); /* round 7 */ CamelliaSubkeyR(10) = tr ^ subr(11); CamelliaSubkeyL(11) = subl(10) ^ subl(12); /* round 8 */ CamelliaSubkeyR(11) = subr(10) ^ subr(12); CamelliaSubkeyL(12) = subl(11) ^ subl(13); /* round 9 */ CamelliaSubkeyR(12) = subr(11) ^ subr(13); CamelliaSubkeyL(13) = subl(12) ^ subl(14); /* round 10 */ CamelliaSubkeyR(13) = subr(12) ^ subr(14); CamelliaSubkeyL(14) = subl(13) ^ subl(15); /* round 11 */ CamelliaSubkeyR(14) = subr(13) ^ subr(15); tl = subl(18) ^ (subr(18) & ~subr(16)); dw = tl & subl(16), /* FL(kl3) */ tr = subr(18) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(15) = subl(14) ^ tl; /* round 12 */ CamelliaSubkeyR(15) = subr(14) ^ tr; CamelliaSubkeyL(16) = subl(16); /* FL(kl3) */ CamelliaSubkeyR(16) = subr(16); CamelliaSubkeyL(17) = subl(17); /* FLinv(kl4) */ CamelliaSubkeyR(17) = subr(17); tl = subl(15) ^ (subr(15) & ~subr(17)); dw = tl & subl(17), /* FLinv(kl4) */ tr = subr(15) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(18) = tl ^ subl(19); /* round 13 */ CamelliaSubkeyR(18) = tr ^ subr(19); CamelliaSubkeyL(19) = subl(18) ^ subl(20); /* round 14 */ CamelliaSubkeyR(19) = subr(18) ^ subr(20); CamelliaSubkeyL(20) = subl(19) ^ subl(21); /* round 15 */ CamelliaSubkeyR(20) = subr(19) ^ subr(21); CamelliaSubkeyL(21) = subl(20) ^ subl(22); /* round 16 */ CamelliaSubkeyR(21) = subr(20) ^ subr(22); CamelliaSubkeyL(22) = subl(21) ^ subl(23); /* round 17 */ CamelliaSubkeyR(22) = subr(21) ^ subr(23); CamelliaSubkeyL(23) = subl(22); /* round 18 */ CamelliaSubkeyR(23) = subr(22); CamelliaSubkeyL(24) = subl(24) ^ subl(23); /* kw3 */ CamelliaSubkeyR(24) = subr(24) ^ subr(23); /* apply the inverse of the last half of P-function */ /* round 1 */ dw = CamelliaSubkeyL(2) ^ CamelliaSubkeyR(2), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(2) = CamelliaSubkeyL(2) ^ dw, CamelliaSubkeyL(2) = dw; /* round 2 */ dw = CamelliaSubkeyL(3) ^ CamelliaSubkeyR(3), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(3) = CamelliaSubkeyL(3) ^ dw, CamelliaSubkeyL(3) = dw; /* round 3 */ dw = CamelliaSubkeyL(4) ^ CamelliaSubkeyR(4), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(4) = CamelliaSubkeyL(4) ^ dw, CamelliaSubkeyL(4) = dw; /* round 4 */ dw = CamelliaSubkeyL(5) ^ CamelliaSubkeyR(5), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(5) = CamelliaSubkeyL(5) ^ dw, CamelliaSubkeyL(5) = dw; /* round 5 */ dw = CamelliaSubkeyL(6) ^ CamelliaSubkeyR(6), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(6) = CamelliaSubkeyL(6) ^ dw, CamelliaSubkeyL(6) = dw; /* round 6 */ dw = CamelliaSubkeyL(7) ^ CamelliaSubkeyR(7), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(7) = CamelliaSubkeyL(7) ^ dw, CamelliaSubkeyL(7) = dw; /* round 7 */ dw = CamelliaSubkeyL(10) ^ CamelliaSubkeyR(10), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(10) = CamelliaSubkeyL(10) ^ dw, CamelliaSubkeyL(10) = dw; /* round 8 */ dw = CamelliaSubkeyL(11) ^ CamelliaSubkeyR(11), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(11) = CamelliaSubkeyL(11) ^ dw, CamelliaSubkeyL(11) = dw; /* round 9 */ dw = CamelliaSubkeyL(12) ^ CamelliaSubkeyR(12), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(12) = CamelliaSubkeyL(12) ^ dw, CamelliaSubkeyL(12) = dw; /* round 10 */ dw = CamelliaSubkeyL(13) ^ CamelliaSubkeyR(13), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(13) = CamelliaSubkeyL(13) ^ dw, CamelliaSubkeyL(13) = dw; /* round 11 */ dw = CamelliaSubkeyL(14) ^ CamelliaSubkeyR(14), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(14) = CamelliaSubkeyL(14) ^ dw, CamelliaSubkeyL(14) = dw; /* round 12 */ dw = CamelliaSubkeyL(15) ^ CamelliaSubkeyR(15), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(15) = CamelliaSubkeyL(15) ^ dw, CamelliaSubkeyL(15) = dw; /* round 13 */ dw = CamelliaSubkeyL(18) ^ CamelliaSubkeyR(18), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(18) = CamelliaSubkeyL(18) ^ dw, CamelliaSubkeyL(18) = dw; /* round 14 */ dw = CamelliaSubkeyL(19) ^ CamelliaSubkeyR(19), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(19) = CamelliaSubkeyL(19) ^ dw, CamelliaSubkeyL(19) = dw; /* round 15 */ dw = CamelliaSubkeyL(20) ^ CamelliaSubkeyR(20), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(20) = CamelliaSubkeyL(20) ^ dw, CamelliaSubkeyL(20) = dw; /* round 16 */ dw = CamelliaSubkeyL(21) ^ CamelliaSubkeyR(21), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(21) = CamelliaSubkeyL(21) ^ dw, CamelliaSubkeyL(21) = dw; /* round 17 */ dw = CamelliaSubkeyL(22) ^ CamelliaSubkeyR(22), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(22) = CamelliaSubkeyL(22) ^ dw, CamelliaSubkeyL(22) = dw; /* round 18 */ dw = CamelliaSubkeyL(23) ^ CamelliaSubkeyR(23), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(23) = CamelliaSubkeyL(23) ^ dw, CamelliaSubkeyL(23) = dw; return; } void camellia_setup256(const u8 *key, u32 *subkey) { u32 kll, klr, krl, krr; /* left half of key */ u32 krll, krlr, krrl, krrr; /* right half of key */ u32 il, ir, t0, t1, w0, w1; /* temporary variables */ u32 kw4l, kw4r, dw, tl, tr; u32 subL[34]; u32 subR[34]; /** * key = (kll || klr || krl || krr || krll || krlr || krrl || krrr) * (|| is concatination) */ kll = GETU32(key); klr = GETU32(key + 4); krl = GETU32(key + 8); krr = GETU32(key + 12); krll = GETU32(key + 16); krlr = GETU32(key + 20); krrl = GETU32(key + 24); krrr = GETU32(key + 28); /* generate KL dependent subkeys */ /* kw1 */ subl(0) = kll; subr(0) = klr; /* kw2 */ subl(1) = krl; subr(1) = krr; CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 45); /* k9 */ subl(12) = kll; subr(12) = klr; /* k10 */ subl(13) = krl; subr(13) = krr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* kl3 */ subl(16) = kll; subr(16) = klr; /* kl4 */ subl(17) = krl; subr(17) = krr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17); /* k17 */ subl(22) = kll; subr(22) = klr; /* k18 */ subl(23) = krl; subr(23) = krr; CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34); /* k23 */ subl(30) = kll; subr(30) = klr; /* k24 */ subl(31) = krl; subr(31) = krr; /* generate KR dependent subkeys */ CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15); /* k3 */ subl(4) = krll; subr(4) = krlr; /* k4 */ subl(5) = krrl; subr(5) = krrr; CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15); /* kl1 */ subl(8) = krll; subr(8) = krlr; /* kl2 */ subl(9) = krrl; subr(9) = krrr; CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); /* k13 */ subl(18) = krll; subr(18) = krlr; /* k14 */ subl(19) = krrl; subr(19) = krrr; CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34); /* k19 */ subl(26) = krll; subr(26) = krlr; /* k20 */ subl(27) = krrl; subr(27) = krrr; CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34); /* generate KA */ kll = subl(0) ^ krll; klr = subr(0) ^ krlr; krl = subl(1) ^ krrl; krr = subr(1) ^ krrr; CAMELLIA_F(kll, klr, CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R, w0, w1, il, ir, t0, t1); krl ^= w0; krr ^= w1; CAMELLIA_F(krl, krr, CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R, kll, klr, il, ir, t0, t1); kll ^= krll; klr ^= krlr; CAMELLIA_F(kll, klr, CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R, krl, krr, il, ir, t0, t1); krl ^= w0 ^ krrl; krr ^= w1 ^ krrr; CAMELLIA_F(krl, krr, CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R, w0, w1, il, ir, t0, t1); kll ^= w0; klr ^= w1; /* generate KB */ krll ^= kll; krlr ^= klr; krrl ^= krl; krrr ^= krr; CAMELLIA_F(krll, krlr, CAMELLIA_SIGMA5L, CAMELLIA_SIGMA5R, w0, w1, il, ir, t0, t1); krrl ^= w0; krrr ^= w1; CAMELLIA_F(krrl, krrr, CAMELLIA_SIGMA6L, CAMELLIA_SIGMA6R, w0, w1, il, ir, t0, t1); krll ^= w0; krlr ^= w1; /* generate KA dependent subkeys */ CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15); /* k5 */ subl(6) = kll; subr(6) = klr; /* k6 */ subl(7) = krl; subr(7) = krr; CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30); /* k11 */ subl(14) = kll; subr(14) = klr; /* k12 */ subl(15) = krl; subr(15) = krr; /* rotation left shift 32bit */ /* kl5 */ subl(24) = klr; subr(24) = krl; /* kl6 */ subl(25) = krr; subr(25) = kll; /* rotation left shift 49 from k11,k12 -> k21,k22 */ CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 49); /* k21 */ subl(28) = kll; subr(28) = klr; /* k22 */ subl(29) = krl; subr(29) = krr; /* generate KB dependent subkeys */ /* k1 */ subl(2) = krll; subr(2) = krlr; /* k2 */ subl(3) = krrl; subr(3) = krrr; CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); /* k7 */ subl(10) = krll; subr(10) = krlr; /* k8 */ subl(11) = krrl; subr(11) = krrr; CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30); /* k15 */ subl(20) = krll; subr(20) = krlr; /* k16 */ subl(21) = krrl; subr(21) = krrr; CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 51); /* kw3 */ subl(32) = krll; subr(32) = krlr; /* kw4 */ subl(33) = krrl; subr(33) = krrr; /* absorb kw2 to other subkeys */ /* round 2 */ subl(3) ^= subl(1); subr(3) ^= subr(1); /* round 4 */ subl(5) ^= subl(1); subr(5) ^= subr(1); /* round 6 */ subl(7) ^= subl(1); subr(7) ^= subr(1); subl(1) ^= subr(1) & ~subr(9); dw = subl(1) & subl(9), subr(1) ^= CAMELLIA_RL1(dw); /* modified for * FLinv(kl2) */ /* round 8 */ subl(11) ^= subl(1); subr(11) ^= subr(1); /* round 10 */ subl(13) ^= subl(1); subr(13) ^= subr(1); /* round 12 */ subl(15) ^= subl(1); subr(15) ^= subr(1); subl(1) ^= subr(1) & ~subr(17); dw = subl(1) & subl(17), subr(1) ^= CAMELLIA_RL1(dw); /* modified for * FLinv(kl4) */ /* round 14 */ subl(19) ^= subl(1); subr(19) ^= subr(1); /* round 16 */ subl(21) ^= subl(1); subr(21) ^= subr(1); /* round 18 */ subl(23) ^= subl(1); subr(23) ^= subr(1); subl(1) ^= subr(1) & ~subr(25); dw = subl(1) & subl(25), subr(1) ^= CAMELLIA_RL1(dw); /* modified for * FLinv(kl6) */ /* round 20 */ subl(27) ^= subl(1); subr(27) ^= subr(1); /* round 22 */ subl(29) ^= subl(1); subr(29) ^= subr(1); /* round 24 */ subl(31) ^= subl(1); subr(31) ^= subr(1); /* kw3 */ subl(32) ^= subl(1); subr(32) ^= subr(1); /* absorb kw4 to other subkeys */ kw4l = subl(33); kw4r = subr(33); /* round 23 */ subl(30) ^= kw4l; subr(30) ^= kw4r; /* round 21 */ subl(28) ^= kw4l; subr(28) ^= kw4r; /* round 19 */ subl(26) ^= kw4l; subr(26) ^= kw4r; kw4l ^= kw4r & ~subr(24); dw = kw4l & subl(24), kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl5) */ /* round 17 */ subl(22) ^= kw4l; subr(22) ^= kw4r; /* round 15 */ subl(20) ^= kw4l; subr(20) ^= kw4r; /* round 13 */ subl(18) ^= kw4l; subr(18) ^= kw4r; kw4l ^= kw4r & ~subr(16); dw = kw4l & subl(16), kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl3) */ /* round 11 */ subl(14) ^= kw4l; subr(14) ^= kw4r; /* round 9 */ subl(12) ^= kw4l; subr(12) ^= kw4r; /* round 7 */ subl(10) ^= kw4l; subr(10) ^= kw4r; kw4l ^= kw4r & ~subr(8); dw = kw4l & subl(8), kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl1) */ /* round 5 */ subl(6) ^= kw4l; subr(6) ^= kw4r; /* round 3 */ subl(4) ^= kw4l; subr(4) ^= kw4r; /* round 1 */ subl(2) ^= kw4l; subr(2) ^= kw4r; /* kw1 */ subl(0) ^= kw4l; subr(0) ^= kw4r; /* key XOR is end of F-function */ CamelliaSubkeyL(0) = subl(0) ^ subl(2); /* kw1 */ CamelliaSubkeyR(0) = subr(0) ^ subr(2); CamelliaSubkeyL(2) = subl(3); /* round 1 */ CamelliaSubkeyR(2) = subr(3); CamelliaSubkeyL(3) = subl(2) ^ subl(4); /* round 2 */ CamelliaSubkeyR(3) = subr(2) ^ subr(4); CamelliaSubkeyL(4) = subl(3) ^ subl(5); /* round 3 */ CamelliaSubkeyR(4) = subr(3) ^ subr(5); CamelliaSubkeyL(5) = subl(4) ^ subl(6); /* round 4 */ CamelliaSubkeyR(5) = subr(4) ^ subr(6); CamelliaSubkeyL(6) = subl(5) ^ subl(7); /* round 5 */ CamelliaSubkeyR(6) = subr(5) ^ subr(7); tl = subl(10) ^ (subr(10) & ~subr(8)); dw = tl & subl(8), /* FL(kl1) */ tr = subr(10) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(7) = subl(6) ^ tl; /* round 6 */ CamelliaSubkeyR(7) = subr(6) ^ tr; CamelliaSubkeyL(8) = subl(8); /* FL(kl1) */ CamelliaSubkeyR(8) = subr(8); CamelliaSubkeyL(9) = subl(9); /* FLinv(kl2) */ CamelliaSubkeyR(9) = subr(9); tl = subl(7) ^ (subr(7) & ~subr(9)); dw = tl & subl(9), /* FLinv(kl2) */ tr = subr(7) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(10) = tl ^ subl(11); /* round 7 */ CamelliaSubkeyR(10) = tr ^ subr(11); CamelliaSubkeyL(11) = subl(10) ^ subl(12); /* round 8 */ CamelliaSubkeyR(11) = subr(10) ^ subr(12); CamelliaSubkeyL(12) = subl(11) ^ subl(13); /* round 9 */ CamelliaSubkeyR(12) = subr(11) ^ subr(13); CamelliaSubkeyL(13) = subl(12) ^ subl(14); /* round 10 */ CamelliaSubkeyR(13) = subr(12) ^ subr(14); CamelliaSubkeyL(14) = subl(13) ^ subl(15); /* round 11 */ CamelliaSubkeyR(14) = subr(13) ^ subr(15); tl = subl(18) ^ (subr(18) & ~subr(16)); dw = tl & subl(16), /* FL(kl3) */ tr = subr(18) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(15) = subl(14) ^ tl; /* round 12 */ CamelliaSubkeyR(15) = subr(14) ^ tr; CamelliaSubkeyL(16) = subl(16); /* FL(kl3) */ CamelliaSubkeyR(16) = subr(16); CamelliaSubkeyL(17) = subl(17); /* FLinv(kl4) */ CamelliaSubkeyR(17) = subr(17); tl = subl(15) ^ (subr(15) & ~subr(17)); dw = tl & subl(17), /* FLinv(kl4) */ tr = subr(15) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(18) = tl ^ subl(19); /* round 13 */ CamelliaSubkeyR(18) = tr ^ subr(19); CamelliaSubkeyL(19) = subl(18) ^ subl(20); /* round 14 */ CamelliaSubkeyR(19) = subr(18) ^ subr(20); CamelliaSubkeyL(20) = subl(19) ^ subl(21); /* round 15 */ CamelliaSubkeyR(20) = subr(19) ^ subr(21); CamelliaSubkeyL(21) = subl(20) ^ subl(22); /* round 16 */ CamelliaSubkeyR(21) = subr(20) ^ subr(22); CamelliaSubkeyL(22) = subl(21) ^ subl(23); /* round 17 */ CamelliaSubkeyR(22) = subr(21) ^ subr(23); tl = subl(26) ^ (subr(26) & ~subr(24)); dw = tl & subl(24), /* FL(kl5) */ tr = subr(26) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(23) = subl(22) ^ tl; /* round 18 */ CamelliaSubkeyR(23) = subr(22) ^ tr; CamelliaSubkeyL(24) = subl(24); /* FL(kl5) */ CamelliaSubkeyR(24) = subr(24); CamelliaSubkeyL(25) = subl(25); /* FLinv(kl6) */ CamelliaSubkeyR(25) = subr(25); tl = subl(23) ^ (subr(23) & ~subr(25)); dw = tl & subl(25), /* FLinv(kl6) */ tr = subr(23) ^ CAMELLIA_RL1(dw); CamelliaSubkeyL(26) = tl ^ subl(27); /* round 19 */ CamelliaSubkeyR(26) = tr ^ subr(27); CamelliaSubkeyL(27) = subl(26) ^ subl(28); /* round 20 */ CamelliaSubkeyR(27) = subr(26) ^ subr(28); CamelliaSubkeyL(28) = subl(27) ^ subl(29); /* round 21 */ CamelliaSubkeyR(28) = subr(27) ^ subr(29); CamelliaSubkeyL(29) = subl(28) ^ subl(30); /* round 22 */ CamelliaSubkeyR(29) = subr(28) ^ subr(30); CamelliaSubkeyL(30) = subl(29) ^ subl(31); /* round 23 */ CamelliaSubkeyR(30) = subr(29) ^ subr(31); CamelliaSubkeyL(31) = subl(30); /* round 24 */ CamelliaSubkeyR(31) = subr(30); CamelliaSubkeyL(32) = subl(32) ^ subl(31); /* kw3 */ CamelliaSubkeyR(32) = subr(32) ^ subr(31); /* apply the inverse of the last half of P-function */ /* round 1 */ dw = CamelliaSubkeyL(2) ^ CamelliaSubkeyR(2), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(2) = CamelliaSubkeyL(2) ^ dw, CamelliaSubkeyL(2) = dw; /* round 2 */ dw = CamelliaSubkeyL(3) ^ CamelliaSubkeyR(3), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(3) = CamelliaSubkeyL(3) ^ dw, CamelliaSubkeyL(3) = dw; /* round 3 */ dw = CamelliaSubkeyL(4) ^ CamelliaSubkeyR(4), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(4) = CamelliaSubkeyL(4) ^ dw, CamelliaSubkeyL(4) = dw; /* round 4 */ dw = CamelliaSubkeyL(5) ^ CamelliaSubkeyR(5), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(5) = CamelliaSubkeyL(5) ^ dw, CamelliaSubkeyL(5) = dw; /* round 5 */ dw = CamelliaSubkeyL(6) ^ CamelliaSubkeyR(6), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(6) = CamelliaSubkeyL(6) ^ dw, CamelliaSubkeyL(6) = dw; /* round 6 */ dw = CamelliaSubkeyL(7) ^ CamelliaSubkeyR(7), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(7) = CamelliaSubkeyL(7) ^ dw, CamelliaSubkeyL(7) = dw; /* round 7 */ dw = CamelliaSubkeyL(10) ^ CamelliaSubkeyR(10), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(10) = CamelliaSubkeyL(10) ^ dw, CamelliaSubkeyL(10) = dw; /* round 8 */ dw = CamelliaSubkeyL(11) ^ CamelliaSubkeyR(11), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(11) = CamelliaSubkeyL(11) ^ dw, CamelliaSubkeyL(11) = dw; /* round 9 */ dw = CamelliaSubkeyL(12) ^ CamelliaSubkeyR(12), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(12) = CamelliaSubkeyL(12) ^ dw, CamelliaSubkeyL(12) = dw; /* round 10 */ dw = CamelliaSubkeyL(13) ^ CamelliaSubkeyR(13), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(13) = CamelliaSubkeyL(13) ^ dw, CamelliaSubkeyL(13) = dw; /* round 11 */ dw = CamelliaSubkeyL(14) ^ CamelliaSubkeyR(14), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(14) = CamelliaSubkeyL(14) ^ dw, CamelliaSubkeyL(14) = dw; /* round 12 */ dw = CamelliaSubkeyL(15) ^ CamelliaSubkeyR(15), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(15) = CamelliaSubkeyL(15) ^ dw, CamelliaSubkeyL(15) = dw; /* round 13 */ dw = CamelliaSubkeyL(18) ^ CamelliaSubkeyR(18), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(18) = CamelliaSubkeyL(18) ^ dw, CamelliaSubkeyL(18) = dw; /* round 14 */ dw = CamelliaSubkeyL(19) ^ CamelliaSubkeyR(19), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(19) = CamelliaSubkeyL(19) ^ dw, CamelliaSubkeyL(19) = dw; /* round 15 */ dw = CamelliaSubkeyL(20) ^ CamelliaSubkeyR(20), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(20) = CamelliaSubkeyL(20) ^ dw, CamelliaSubkeyL(20) = dw; /* round 16 */ dw = CamelliaSubkeyL(21) ^ CamelliaSubkeyR(21), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(21) = CamelliaSubkeyL(21) ^ dw, CamelliaSubkeyL(21) = dw; /* round 17 */ dw = CamelliaSubkeyL(22) ^ CamelliaSubkeyR(22), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(22) = CamelliaSubkeyL(22) ^ dw, CamelliaSubkeyL(22) = dw; /* round 18 */ dw = CamelliaSubkeyL(23) ^ CamelliaSubkeyR(23), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(23) = CamelliaSubkeyL(23) ^ dw, CamelliaSubkeyL(23) = dw; /* round 19 */ dw = CamelliaSubkeyL(26) ^ CamelliaSubkeyR(26), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(26) = CamelliaSubkeyL(26) ^ dw, CamelliaSubkeyL(26) = dw; /* round 20 */ dw = CamelliaSubkeyL(27) ^ CamelliaSubkeyR(27), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(27) = CamelliaSubkeyL(27) ^ dw, CamelliaSubkeyL(27) = dw; /* round 21 */ dw = CamelliaSubkeyL(28) ^ CamelliaSubkeyR(28), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(28) = CamelliaSubkeyL(28) ^ dw, CamelliaSubkeyL(28) = dw; /* round 22 */ dw = CamelliaSubkeyL(29) ^ CamelliaSubkeyR(29), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(29) = CamelliaSubkeyL(29) ^ dw, CamelliaSubkeyL(29) = dw; /* round 23 */ dw = CamelliaSubkeyL(30) ^ CamelliaSubkeyR(30), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(30) = CamelliaSubkeyL(30) ^ dw, CamelliaSubkeyL(30) = dw; /* round 24 */ dw = CamelliaSubkeyL(31) ^ CamelliaSubkeyR(31), dw = CAMELLIA_RL8(dw); CamelliaSubkeyR(31) = CamelliaSubkeyL(31) ^ dw, CamelliaSubkeyL(31) = dw; return; } void camellia_setup192(const u8 *key, u32 *subkey) { u8 kk[32]; u32 krll, krlr, krrl, krrr; memcpy(kk, key, 24); memcpy((u8 *)&krll, key + 16, 4); memcpy((u8 *)&krlr, key + 20, 4); krrl = ~krll; krrr = ~krlr; memcpy(kk + 24, (u8 *)&krrl, 4); memcpy(kk + 28, (u8 *)&krrr, 4); camellia_setup256(kk, subkey); return; } /** * Stuff related to camellia encryption/decryption */ void camellia_encrypt128(const u32 *subkey, u32 *io) { u32 il, ir, t0, t1; /* pre whitening but absorb kw2 */ io[0] ^= CamelliaSubkeyL(0); io[1] ^= CamelliaSubkeyR(0); /* main iteration */ CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(2), CamelliaSubkeyR(2), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(3), CamelliaSubkeyR(3), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(4), CamelliaSubkeyR(4), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(5), CamelliaSubkeyR(5), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(6), CamelliaSubkeyR(6), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(7), CamelliaSubkeyR(7), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(8), CamelliaSubkeyR(8), CamelliaSubkeyL(9), CamelliaSubkeyR(9), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(10), CamelliaSubkeyR(10), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(11), CamelliaSubkeyR(11), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(12), CamelliaSubkeyR(12), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(13), CamelliaSubkeyR(13), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(14), CamelliaSubkeyR(14), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(15), CamelliaSubkeyR(15), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(16), CamelliaSubkeyR(16), CamelliaSubkeyL(17), CamelliaSubkeyR(17), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(18), CamelliaSubkeyR(18), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(19), CamelliaSubkeyR(19), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(20), CamelliaSubkeyR(20), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(21), CamelliaSubkeyR(21), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(22), CamelliaSubkeyR(22), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(23), CamelliaSubkeyR(23), io[0], io[1], il, ir, t0, t1); /* post whitening but kw4 */ io[2] ^= CamelliaSubkeyL(24); io[3] ^= CamelliaSubkeyR(24); t0 = io[0]; t1 = io[1]; io[0] = io[2]; io[1] = io[3]; io[2] = t0; io[3] = t1; return; } void camellia_decrypt128(const u32 *subkey, u32 *io) { u32 il, ir, t0, t1; /* temporary valiables */ /* pre whitening but absorb kw2 */ io[0] ^= CamelliaSubkeyL(24); io[1] ^= CamelliaSubkeyR(24); /* main iteration */ CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(23), CamelliaSubkeyR(23), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(22), CamelliaSubkeyR(22), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(21), CamelliaSubkeyR(21), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(20), CamelliaSubkeyR(20), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(19), CamelliaSubkeyR(19), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(18), CamelliaSubkeyR(18), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(17), CamelliaSubkeyR(17), CamelliaSubkeyL(16), CamelliaSubkeyR(16), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(15), CamelliaSubkeyR(15), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(14), CamelliaSubkeyR(14), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(13), CamelliaSubkeyR(13), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(12), CamelliaSubkeyR(12), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(11), CamelliaSubkeyR(11), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(10), CamelliaSubkeyR(10), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(9), CamelliaSubkeyR(9), CamelliaSubkeyL(8), CamelliaSubkeyR(8), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(7), CamelliaSubkeyR(7), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(6), CamelliaSubkeyR(6), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(5), CamelliaSubkeyR(5), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(4), CamelliaSubkeyR(4), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(3), CamelliaSubkeyR(3), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(2), CamelliaSubkeyR(2), io[0], io[1], il, ir, t0, t1); /* post whitening but kw4 */ io[2] ^= CamelliaSubkeyL(0); io[3] ^= CamelliaSubkeyR(0); t0 = io[0]; t1 = io[1]; io[0] = io[2]; io[1] = io[3]; io[2] = t0; io[3] = t1; return; } /** * stuff for 192 and 256bit encryption/decryption */ void camellia_encrypt256(const u32 *subkey, u32 *io) { u32 il, ir, t0, t1; /* temporary valiables */ /* pre whitening but absorb kw2 */ io[0] ^= CamelliaSubkeyL(0); io[1] ^= CamelliaSubkeyR(0); /* main iteration */ CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(2), CamelliaSubkeyR(2), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(3), CamelliaSubkeyR(3), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(4), CamelliaSubkeyR(4), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(5), CamelliaSubkeyR(5), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(6), CamelliaSubkeyR(6), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(7), CamelliaSubkeyR(7), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(8), CamelliaSubkeyR(8), CamelliaSubkeyL(9), CamelliaSubkeyR(9), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(10), CamelliaSubkeyR(10), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(11), CamelliaSubkeyR(11), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(12), CamelliaSubkeyR(12), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(13), CamelliaSubkeyR(13), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(14), CamelliaSubkeyR(14), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(15), CamelliaSubkeyR(15), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(16), CamelliaSubkeyR(16), CamelliaSubkeyL(17), CamelliaSubkeyR(17), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(18), CamelliaSubkeyR(18), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(19), CamelliaSubkeyR(19), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(20), CamelliaSubkeyR(20), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(21), CamelliaSubkeyR(21), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(22), CamelliaSubkeyR(22), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(23), CamelliaSubkeyR(23), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(24), CamelliaSubkeyR(24), CamelliaSubkeyL(25), CamelliaSubkeyR(25), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(26), CamelliaSubkeyR(26), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(27), CamelliaSubkeyR(27), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(28), CamelliaSubkeyR(28), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(29), CamelliaSubkeyR(29), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(30), CamelliaSubkeyR(30), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(31), CamelliaSubkeyR(31), io[0], io[1], il, ir, t0, t1); /* post whitening but kw4 */ io[2] ^= CamelliaSubkeyL(32); io[3] ^= CamelliaSubkeyR(32); t0 = io[0]; t1 = io[1]; io[0] = io[2]; io[1] = io[3]; io[2] = t0; io[3] = t1; return; } void camellia_decrypt256(const u32 *subkey, u32 *io) { u32 il, ir, t0, t1; /* temporary valiables */ /* pre whitening but absorb kw2 */ io[0] ^= CamelliaSubkeyL(32); io[1] ^= CamelliaSubkeyR(32); /* main iteration */ CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(31), CamelliaSubkeyR(31), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(30), CamelliaSubkeyR(30), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(29), CamelliaSubkeyR(29), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(28), CamelliaSubkeyR(28), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(27), CamelliaSubkeyR(27), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(26), CamelliaSubkeyR(26), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(25), CamelliaSubkeyR(25), CamelliaSubkeyL(24), CamelliaSubkeyR(24), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(23), CamelliaSubkeyR(23), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(22), CamelliaSubkeyR(22), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(21), CamelliaSubkeyR(21), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(20), CamelliaSubkeyR(20), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(19), CamelliaSubkeyR(19), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(18), CamelliaSubkeyR(18), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(17), CamelliaSubkeyR(17), CamelliaSubkeyL(16), CamelliaSubkeyR(16), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(15), CamelliaSubkeyR(15), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(14), CamelliaSubkeyR(14), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(13), CamelliaSubkeyR(13), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(12), CamelliaSubkeyR(12), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(11), CamelliaSubkeyR(11), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(10), CamelliaSubkeyR(10), io[0], io[1], il, ir, t0, t1); CAMELLIA_FLS(io[0], io[1], io[2], io[3], CamelliaSubkeyL(9), CamelliaSubkeyR(9), CamelliaSubkeyL(8), CamelliaSubkeyR(8), t0, t1, il, ir); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(7), CamelliaSubkeyR(7), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(6), CamelliaSubkeyR(6), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(5), CamelliaSubkeyR(5), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(4), CamelliaSubkeyR(4), io[0], io[1], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[0], io[1], CamelliaSubkeyL(3), CamelliaSubkeyR(3), io[2], io[3], il, ir, t0, t1); CAMELLIA_ROUNDSM(io[2], io[3], CamelliaSubkeyL(2), CamelliaSubkeyR(2), io[0], io[1], il, ir, t0, t1); /* post whitening but kw4 */ io[2] ^= CamelliaSubkeyL(0); io[3] ^= CamelliaSubkeyR(0); t0 = io[0]; t1 = io[1]; io[0] = io[2]; io[1] = io[3]; io[2] = t0; io[3] = t1; return; }