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📄 camellia.c

📁 openssl
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/* 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.ntt.co.jp/crypt/eng/camellia/specifications.html*/#include <string.h>#include <stdlib.h>#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,

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