Eric Lee / linux-smarc-t335x-v3.2

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Commit d64beac050914de6fe6565741b39905ecd5994b7

Authored by Noriaki TAKAMIYA
Committed by Herbert Xu
1 parent 04ac7db3f2
Exists in master and in 4 other branches v3.2_AM335xPSP_04.06.00.11, v3.2_NEWT335xPSP_04.06.00.11, v3.2_SBC_SMARTMEN, v3.2_SMARCT335xPSP_04.06.00.11

[CRYPTO] camellia: added the code of Camellia cipher algorithm. 

This patch adds the main code of Camellia cipher algorithm.

Signed-off-by: Noriaki TAKAMIYA <takamiya@po.ntts.co.jp>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>

Showing 2 changed files with 1802 additions and 0 deletions Side-by-side Diff

... ... @@ -36,6 +36,7 @@
36 36 obj-$(CONFIG_CRYPTO_TWOFISH_COMMON) += twofish_common.o
37 37 obj-$(CONFIG_CRYPTO_SERPENT) += serpent.o
38 38 obj-$(CONFIG_CRYPTO_AES) += aes.o
  39 +obj-$(CONFIG_CRYPTO_CAMELLIA) += camellia.o
39 40 obj-$(CONFIG_CRYPTO_CAST5) += cast5.o
40 41 obj-$(CONFIG_CRYPTO_CAST6) += cast6.o
41 42 obj-$(CONFIG_CRYPTO_ARC4) += arc4.o
Changes suppressed. Click to show
  1 +/*
  2 + * Copyright (C) 2006
  3 + * NTT (Nippon Telegraph and Telephone Corporation).
  4 + *
  5 + * This program is free software; you can redistribute it and/or
  6 + * modify it under the terms of the GNU General Public License
  7 + * as published by the Free Software Foundation; either version 2
  8 + * of the License, or (at your option) any later version.
  9 + *
  10 + * This program is distributed in the hope that it will be useful,
  11 + * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  13 + * GNU General Public License for more details.
  14 + *
  15 + * You should have received a copy of the GNU General Public License
  16 + * along with this program; if not, write to the Free Software
  17 + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18 + */
  19 +
  20 +/*
  21 + * Algorithm Specification
  22 + * http://info.isl.ntt.co.jp/crypt/eng/camellia/specifications.html
  23 + */
  24 +
  25 +/*
  26 + *
  27 + * NOTE --- NOTE --- NOTE --- NOTE
  28 + * This implementation assumes that all memory addresses passed
  29 + * as parameters are four-byte aligned.
  30 + *
  31 + */
  32 +
  33 +#include <linux/crypto.h>
  34 +#include <linux/errno.h>
  35 +#include <linux/init.h>
  36 +#include <linux/kernel.h>
  37 +#include <linux/module.h>
  38 +
  39 +
  40 +#define CAMELLIA_MIN_KEY_SIZE 16
  41 +#define CAMELLIA_MAX_KEY_SIZE 32
  42 +#define CAMELLIA_BLOCK_SIZE 16
  43 +#define CAMELLIA_TABLE_BYTE_LEN 272
  44 +#define CAMELLIA_TABLE_WORD_LEN (CAMELLIA_TABLE_BYTE_LEN / 4)
  45 +
  46 +typedef u32 KEY_TABLE_TYPE[CAMELLIA_TABLE_WORD_LEN];
  47 +
  48 +
  49 +/* key constants */
  50 +
  51 +#define CAMELLIA_SIGMA1L (0xA09E667FL)
  52 +#define CAMELLIA_SIGMA1R (0x3BCC908BL)
  53 +#define CAMELLIA_SIGMA2L (0xB67AE858L)
  54 +#define CAMELLIA_SIGMA2R (0x4CAA73B2L)
  55 +#define CAMELLIA_SIGMA3L (0xC6EF372FL)
  56 +#define CAMELLIA_SIGMA3R (0xE94F82BEL)
  57 +#define CAMELLIA_SIGMA4L (0x54FF53A5L)
  58 +#define CAMELLIA_SIGMA4R (0xF1D36F1CL)
  59 +#define CAMELLIA_SIGMA5L (0x10E527FAL)
  60 +#define CAMELLIA_SIGMA5R (0xDE682D1DL)
  61 +#define CAMELLIA_SIGMA6L (0xB05688C2L)
  62 +#define CAMELLIA_SIGMA6R (0xB3E6C1FDL)
  63 +
  64 +struct camellia_ctx {
  65 + int key_length;
  66 + KEY_TABLE_TYPE key_table;
  67 +};
  68 +
  69 +
  70 +/*
  71 + * macros
  72 + */
  73 +
  74 +
  75 +# define GETU32(pt) (((u32)(pt)[0] << 24) \
  76 + ^ ((u32)(pt)[1] << 16) \
  77 + ^ ((u32)(pt)[2] << 8) \
  78 + ^ ((u32)(pt)[3]))
  79 +
  80 +#define COPY4WORD(dst, src) \
  81 + do { \
  82 + (dst)[0]=(src)[0]; \
  83 + (dst)[1]=(src)[1]; \
  84 + (dst)[2]=(src)[2]; \
  85 + (dst)[3]=(src)[3]; \
  86 + }while(0)
  87 +
  88 +#define SWAP4WORD(word) \
  89 + do { \
  90 + CAMELLIA_SWAP4((word)[0]); \
  91 + CAMELLIA_SWAP4((word)[1]); \
  92 + CAMELLIA_SWAP4((word)[2]); \
  93 + CAMELLIA_SWAP4((word)[3]); \
  94 + }while(0)
  95 +
  96 +#define XOR4WORD(a, b)/* a = a ^ b */ \
  97 + do { \
  98 + (a)[0]^=(b)[0]; \
  99 + (a)[1]^=(b)[1]; \
  100 + (a)[2]^=(b)[2]; \
  101 + (a)[3]^=(b)[3]; \
  102 + }while(0)
  103 +
  104 +#define XOR4WORD2(a, b, c)/* a = b ^ c */ \
  105 + do { \
  106 + (a)[0]=(b)[0]^(c)[0]; \
  107 + (a)[1]=(b)[1]^(c)[1]; \
  108 + (a)[2]=(b)[2]^(c)[2]; \
  109 + (a)[3]=(b)[3]^(c)[3]; \
  110 + }while(0)
  111 +
  112 +#define CAMELLIA_SUBKEY_L(INDEX) (subkey[(INDEX)*2])
  113 +#define CAMELLIA_SUBKEY_R(INDEX) (subkey[(INDEX)*2 + 1])
  114 +
  115 +/* rotation right shift 1byte */
  116 +#define CAMELLIA_RR8(x) (((x) >> 8) + ((x) << 24))
  117 +/* rotation left shift 1bit */
  118 +#define CAMELLIA_RL1(x) (((x) << 1) + ((x) >> 31))
  119 +/* rotation left shift 1byte */
  120 +#define CAMELLIA_RL8(x) (((x) << 8) + ((x) >> 24))
  121 +
  122 +#define CAMELLIA_ROLDQ(ll, lr, rl, rr, w0, w1, bits) \
  123 + do { \
  124 + w0 = ll; \
  125 + ll = (ll << bits) + (lr >> (32 - bits)); \
  126 + lr = (lr << bits) + (rl >> (32 - bits)); \
  127 + rl = (rl << bits) + (rr >> (32 - bits)); \
  128 + rr = (rr << bits) + (w0 >> (32 - bits)); \
  129 + } while(0)
  130 +
  131 +#define CAMELLIA_ROLDQo32(ll, lr, rl, rr, w0, w1, bits) \
  132 + do { \
  133 + w0 = ll; \
  134 + w1 = lr; \
  135 + ll = (lr << (bits - 32)) + (rl >> (64 - bits)); \
  136 + lr = (rl << (bits - 32)) + (rr >> (64 - bits)); \
  137 + rl = (rr << (bits - 32)) + (w0 >> (64 - bits)); \
  138 + rr = (w0 << (bits - 32)) + (w1 >> (64 - bits)); \
  139 + } while(0)
  140 +
  141 +#define CAMELLIA_SP1110(INDEX) (camellia_sp1110[(INDEX)])
  142 +#define CAMELLIA_SP0222(INDEX) (camellia_sp0222[(INDEX)])
  143 +#define CAMELLIA_SP3033(INDEX) (camellia_sp3033[(INDEX)])
  144 +#define CAMELLIA_SP4404(INDEX) (camellia_sp4404[(INDEX)])
  145 +
  146 +#define CAMELLIA_F(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \
  147 + do { \
  148 + il = xl ^ kl; \
  149 + ir = xr ^ kr; \
  150 + t0 = il >> 16; \
  151 + t1 = ir >> 16; \
  152 + yl = CAMELLIA_SP1110(ir & 0xff) \
  153 + ^ CAMELLIA_SP0222((t1 >> 8) & 0xff) \
  154 + ^ CAMELLIA_SP3033(t1 & 0xff) \
  155 + ^ CAMELLIA_SP4404((ir >> 8) & 0xff); \
  156 + yr = CAMELLIA_SP1110((t0 >> 8) & 0xff) \
  157 + ^ CAMELLIA_SP0222(t0 & 0xff) \
  158 + ^ CAMELLIA_SP3033((il >> 8) & 0xff) \
  159 + ^ CAMELLIA_SP4404(il & 0xff); \
  160 + yl ^= yr; \
  161 + yr = CAMELLIA_RR8(yr); \
  162 + yr ^= yl; \
  163 + } while(0)
  164 +
  165 +
  166 +/*
  167 + * for speed up
  168 + *
  169 + */
  170 +#define CAMELLIA_FLS(ll, lr, rl, rr, kll, klr, krl, krr, t0, t1, t2, t3) \
  171 + do { \
  172 + t0 = kll; \
  173 + t2 = krr; \
  174 + t0 &= ll; \
  175 + t2 |= rr; \
  176 + rl ^= t2; \
  177 + lr ^= CAMELLIA_RL1(t0); \
  178 + t3 = krl; \
  179 + t1 = klr; \
  180 + t3 &= rl; \
  181 + t1 |= lr; \
  182 + ll ^= t1; \
  183 + rr ^= CAMELLIA_RL1(t3); \
  184 + } while(0)
  185 +
  186 +#define CAMELLIA_ROUNDSM(xl, xr, kl, kr, yl, yr, il, ir, t0, t1) \
  187 + do { \
  188 + ir = CAMELLIA_SP1110(xr & 0xff); \
  189 + il = CAMELLIA_SP1110((xl>>24) & 0xff); \
  190 + ir ^= CAMELLIA_SP0222((xr>>24) & 0xff); \
  191 + il ^= CAMELLIA_SP0222((xl>>16) & 0xff); \
  192 + ir ^= CAMELLIA_SP3033((xr>>16) & 0xff); \
  193 + il ^= CAMELLIA_SP3033((xl>>8) & 0xff); \
  194 + ir ^= CAMELLIA_SP4404((xr>>8) & 0xff); \
  195 + il ^= CAMELLIA_SP4404(xl & 0xff); \
  196 + il ^= kl; \
  197 + ir ^= il ^ kr; \
  198 + yl ^= ir; \
  199 + yr ^= CAMELLIA_RR8(il) ^ ir; \
  200 + } while(0)
  201 +
  202 +/**
  203 + * Stuff related to the Camellia key schedule
  204 + */
  205 +#define SUBL(x) subL[(x)]
  206 +#define SUBR(x) subR[(x)]
  207 +
  208 +
  209 +static const u32 camellia_sp1110[256] = {
  210 + 0x70707000,0x82828200,0x2c2c2c00,0xececec00,
  211 + 0xb3b3b300,0x27272700,0xc0c0c000,0xe5e5e500,
  212 + 0xe4e4e400,0x85858500,0x57575700,0x35353500,
  213 + 0xeaeaea00,0x0c0c0c00,0xaeaeae00,0x41414100,
  214 + 0x23232300,0xefefef00,0x6b6b6b00,0x93939300,
  215 + 0x45454500,0x19191900,0xa5a5a500,0x21212100,
  216 + 0xededed00,0x0e0e0e00,0x4f4f4f00,0x4e4e4e00,
  217 + 0x1d1d1d00,0x65656500,0x92929200,0xbdbdbd00,
  218 + 0x86868600,0xb8b8b800,0xafafaf00,0x8f8f8f00,
  219 + 0x7c7c7c00,0xebebeb00,0x1f1f1f00,0xcecece00,
  220 + 0x3e3e3e00,0x30303000,0xdcdcdc00,0x5f5f5f00,
  221 + 0x5e5e5e00,0xc5c5c500,0x0b0b0b00,0x1a1a1a00,
  222 + 0xa6a6a600,0xe1e1e100,0x39393900,0xcacaca00,
  223 + 0xd5d5d500,0x47474700,0x5d5d5d00,0x3d3d3d00,
  224 + 0xd9d9d900,0x01010100,0x5a5a5a00,0xd6d6d600,
  225 + 0x51515100,0x56565600,0x6c6c6c00,0x4d4d4d00,
  226 + 0x8b8b8b00,0x0d0d0d00,0x9a9a9a00,0x66666600,
  227 + 0xfbfbfb00,0xcccccc00,0xb0b0b000,0x2d2d2d00,
  228 + 0x74747400,0x12121200,0x2b2b2b00,0x20202000,
  229 + 0xf0f0f000,0xb1b1b100,0x84848400,0x99999900,
  230 + 0xdfdfdf00,0x4c4c4c00,0xcbcbcb00,0xc2c2c200,
  231 + 0x34343400,0x7e7e7e00,0x76767600,0x05050500,
  232 + 0x6d6d6d00,0xb7b7b700,0xa9a9a900,0x31313100,
  233 + 0xd1d1d100,0x17171700,0x04040400,0xd7d7d700,
  234 + 0x14141400,0x58585800,0x3a3a3a00,0x61616100,
  235 + 0xdedede00,0x1b1b1b00,0x11111100,0x1c1c1c00,
  236 + 0x32323200,0x0f0f0f00,0x9c9c9c00,0x16161600,
  237 + 0x53535300,0x18181800,0xf2f2f200,0x22222200,
  238 + 0xfefefe00,0x44444400,0xcfcfcf00,0xb2b2b200,
  239 + 0xc3c3c300,0xb5b5b500,0x7a7a7a00,0x91919100,
  240 + 0x24242400,0x08080800,0xe8e8e800,0xa8a8a800,
  241 + 0x60606000,0xfcfcfc00,0x69696900,0x50505000,
  242 + 0xaaaaaa00,0xd0d0d000,0xa0a0a000,0x7d7d7d00,
  243 + 0xa1a1a100,0x89898900,0x62626200,0x97979700,
  244 + 0x54545400,0x5b5b5b00,0x1e1e1e00,0x95959500,
  245 + 0xe0e0e000,0xffffff00,0x64646400,0xd2d2d200,
  246 + 0x10101000,0xc4c4c400,0x00000000,0x48484800,
  247 + 0xa3a3a300,0xf7f7f700,0x75757500,0xdbdbdb00,
  248 + 0x8a8a8a00,0x03030300,0xe6e6e600,0xdadada00,
  249 + 0x09090900,0x3f3f3f00,0xdddddd00,0x94949400,
  250 + 0x87878700,0x5c5c5c00,0x83838300,0x02020200,
  251 + 0xcdcdcd00,0x4a4a4a00,0x90909000,0x33333300,
  252 + 0x73737300,0x67676700,0xf6f6f600,0xf3f3f300,
  253 + 0x9d9d9d00,0x7f7f7f00,0xbfbfbf00,0xe2e2e200,
  254 + 0x52525200,0x9b9b9b00,0xd8d8d800,0x26262600,
  255 + 0xc8c8c800,0x37373700,0xc6c6c600,0x3b3b3b00,
  256 + 0x81818100,0x96969600,0x6f6f6f00,0x4b4b4b00,
  257 + 0x13131300,0xbebebe00,0x63636300,0x2e2e2e00,
  258 + 0xe9e9e900,0x79797900,0xa7a7a700,0x8c8c8c00,
  259 + 0x9f9f9f00,0x6e6e6e00,0xbcbcbc00,0x8e8e8e00,
  260 + 0x29292900,0xf5f5f500,0xf9f9f900,0xb6b6b600,
  261 + 0x2f2f2f00,0xfdfdfd00,0xb4b4b400,0x59595900,
  262 + 0x78787800,0x98989800,0x06060600,0x6a6a6a00,
  263 + 0xe7e7e700,0x46464600,0x71717100,0xbababa00,
  264 + 0xd4d4d400,0x25252500,0xababab00,0x42424200,
  265 + 0x88888800,0xa2a2a200,0x8d8d8d00,0xfafafa00,
  266 + 0x72727200,0x07070700,0xb9b9b900,0x55555500,
  267 + 0xf8f8f800,0xeeeeee00,0xacacac00,0x0a0a0a00,
  268 + 0x36363600,0x49494900,0x2a2a2a00,0x68686800,
  269 + 0x3c3c3c00,0x38383800,0xf1f1f100,0xa4a4a400,
  270 + 0x40404000,0x28282800,0xd3d3d300,0x7b7b7b00,
  271 + 0xbbbbbb00,0xc9c9c900,0x43434300,0xc1c1c100,
  272 + 0x15151500,0xe3e3e300,0xadadad00,0xf4f4f400,
  273 + 0x77777700,0xc7c7c700,0x80808000,0x9e9e9e00,
  274 +};
  275 +
  276 +static const u32 camellia_sp0222[256] = {
  277 + 0x00e0e0e0,0x00050505,0x00585858,0x00d9d9d9,
  278 + 0x00676767,0x004e4e4e,0x00818181,0x00cbcbcb,
  279 + 0x00c9c9c9,0x000b0b0b,0x00aeaeae,0x006a6a6a,
  280 + 0x00d5d5d5,0x00181818,0x005d5d5d,0x00828282,
  281 + 0x00464646,0x00dfdfdf,0x00d6d6d6,0x00272727,
  282 + 0x008a8a8a,0x00323232,0x004b4b4b,0x00424242,
  283 + 0x00dbdbdb,0x001c1c1c,0x009e9e9e,0x009c9c9c,
  284 + 0x003a3a3a,0x00cacaca,0x00252525,0x007b7b7b,
  285 + 0x000d0d0d,0x00717171,0x005f5f5f,0x001f1f1f,
  286 + 0x00f8f8f8,0x00d7d7d7,0x003e3e3e,0x009d9d9d,
  287 + 0x007c7c7c,0x00606060,0x00b9b9b9,0x00bebebe,
  288 + 0x00bcbcbc,0x008b8b8b,0x00161616,0x00343434,
  289 + 0x004d4d4d,0x00c3c3c3,0x00727272,0x00959595,
  290 + 0x00ababab,0x008e8e8e,0x00bababa,0x007a7a7a,
  291 + 0x00b3b3b3,0x00020202,0x00b4b4b4,0x00adadad,
  292 + 0x00a2a2a2,0x00acacac,0x00d8d8d8,0x009a9a9a,
  293 + 0x00171717,0x001a1a1a,0x00353535,0x00cccccc,
  294 + 0x00f7f7f7,0x00999999,0x00616161,0x005a5a5a,
  295 + 0x00e8e8e8,0x00242424,0x00565656,0x00404040,
  296 + 0x00e1e1e1,0x00636363,0x00090909,0x00333333,
  297 + 0x00bfbfbf,0x00989898,0x00979797,0x00858585,
  298 + 0x00686868,0x00fcfcfc,0x00ececec,0x000a0a0a,
  299 + 0x00dadada,0x006f6f6f,0x00535353,0x00626262,
  300 + 0x00a3a3a3,0x002e2e2e,0x00080808,0x00afafaf,
  301 + 0x00282828,0x00b0b0b0,0x00747474,0x00c2c2c2,
  302 + 0x00bdbdbd,0x00363636,0x00222222,0x00383838,
  303 + 0x00646464,0x001e1e1e,0x00393939,0x002c2c2c,
  304 + 0x00a6a6a6,0x00303030,0x00e5e5e5,0x00444444,
  305 + 0x00fdfdfd,0x00888888,0x009f9f9f,0x00656565,
  306 + 0x00878787,0x006b6b6b,0x00f4f4f4,0x00232323,
  307 + 0x00484848,0x00101010,0x00d1d1d1,0x00515151,
  308 + 0x00c0c0c0,0x00f9f9f9,0x00d2d2d2,0x00a0a0a0,
  309 + 0x00555555,0x00a1a1a1,0x00414141,0x00fafafa,
  310 + 0x00434343,0x00131313,0x00c4c4c4,0x002f2f2f,
  311 + 0x00a8a8a8,0x00b6b6b6,0x003c3c3c,0x002b2b2b,
  312 + 0x00c1c1c1,0x00ffffff,0x00c8c8c8,0x00a5a5a5,
  313 + 0x00202020,0x00898989,0x00000000,0x00909090,
  314 + 0x00474747,0x00efefef,0x00eaeaea,0x00b7b7b7,
  315 + 0x00151515,0x00060606,0x00cdcdcd,0x00b5b5b5,
  316 + 0x00121212,0x007e7e7e,0x00bbbbbb,0x00292929,
  317 + 0x000f0f0f,0x00b8b8b8,0x00070707,0x00040404,
  318 + 0x009b9b9b,0x00949494,0x00212121,0x00666666,
  319 + 0x00e6e6e6,0x00cecece,0x00ededed,0x00e7e7e7,
  320 + 0x003b3b3b,0x00fefefe,0x007f7f7f,0x00c5c5c5,
  321 + 0x00a4a4a4,0x00373737,0x00b1b1b1,0x004c4c4c,
  322 + 0x00919191,0x006e6e6e,0x008d8d8d,0x00767676,
  323 + 0x00030303,0x002d2d2d,0x00dedede,0x00969696,
  324 + 0x00262626,0x007d7d7d,0x00c6c6c6,0x005c5c5c,
  325 + 0x00d3d3d3,0x00f2f2f2,0x004f4f4f,0x00191919,
  326 + 0x003f3f3f,0x00dcdcdc,0x00797979,0x001d1d1d,
  327 + 0x00525252,0x00ebebeb,0x00f3f3f3,0x006d6d6d,
  328 + 0x005e5e5e,0x00fbfbfb,0x00696969,0x00b2b2b2,
  329 + 0x00f0f0f0,0x00313131,0x000c0c0c,0x00d4d4d4,
  330 + 0x00cfcfcf,0x008c8c8c,0x00e2e2e2,0x00757575,
  331 + 0x00a9a9a9,0x004a4a4a,0x00575757,0x00848484,
  332 + 0x00111111,0x00454545,0x001b1b1b,0x00f5f5f5,
  333 + 0x00e4e4e4,0x000e0e0e,0x00737373,0x00aaaaaa,
  334 + 0x00f1f1f1,0x00dddddd,0x00595959,0x00141414,
  335 + 0x006c6c6c,0x00929292,0x00545454,0x00d0d0d0,
  336 + 0x00787878,0x00707070,0x00e3e3e3,0x00494949,
  337 + 0x00808080,0x00505050,0x00a7a7a7,0x00f6f6f6,
  338 + 0x00777777,0x00939393,0x00868686,0x00838383,
  339 + 0x002a2a2a,0x00c7c7c7,0x005b5b5b,0x00e9e9e9,
  340 + 0x00eeeeee,0x008f8f8f,0x00010101,0x003d3d3d,
  341 +};
  342 +
  343 +static const u32 camellia_sp3033[256] = {
  344 + 0x38003838,0x41004141,0x16001616,0x76007676,
  345 + 0xd900d9d9,0x93009393,0x60006060,0xf200f2f2,
  346 + 0x72007272,0xc200c2c2,0xab00abab,0x9a009a9a,
  347 + 0x75007575,0x06000606,0x57005757,0xa000a0a0,
  348 + 0x91009191,0xf700f7f7,0xb500b5b5,0xc900c9c9,
  349 + 0xa200a2a2,0x8c008c8c,0xd200d2d2,0x90009090,
  350 + 0xf600f6f6,0x07000707,0xa700a7a7,0x27002727,
  351 + 0x8e008e8e,0xb200b2b2,0x49004949,0xde00dede,
  352 + 0x43004343,0x5c005c5c,0xd700d7d7,0xc700c7c7,
  353 + 0x3e003e3e,0xf500f5f5,0x8f008f8f,0x67006767,
  354 + 0x1f001f1f,0x18001818,0x6e006e6e,0xaf00afaf,
  355 + 0x2f002f2f,0xe200e2e2,0x85008585,0x0d000d0d,
  356 + 0x53005353,0xf000f0f0,0x9c009c9c,0x65006565,
  357 + 0xea00eaea,0xa300a3a3,0xae00aeae,0x9e009e9e,
  358 + 0xec00ecec,0x80008080,0x2d002d2d,0x6b006b6b,
  359 + 0xa800a8a8,0x2b002b2b,0x36003636,0xa600a6a6,
  360 + 0xc500c5c5,0x86008686,0x4d004d4d,0x33003333,
  361 + 0xfd00fdfd,0x66006666,0x58005858,0x96009696,
  362 + 0x3a003a3a,0x09000909,0x95009595,0x10001010,
  363 + 0x78007878,0xd800d8d8,0x42004242,0xcc00cccc,
  364 + 0xef00efef,0x26002626,0xe500e5e5,0x61006161,
  365 + 0x1a001a1a,0x3f003f3f,0x3b003b3b,0x82008282,
  366 + 0xb600b6b6,0xdb00dbdb,0xd400d4d4,0x98009898,
  367 + 0xe800e8e8,0x8b008b8b,0x02000202,0xeb00ebeb,
  368 + 0x0a000a0a,0x2c002c2c,0x1d001d1d,0xb000b0b0,
  369 + 0x6f006f6f,0x8d008d8d,0x88008888,0x0e000e0e,
  370 + 0x19001919,0x87008787,0x4e004e4e,0x0b000b0b,
  371 + 0xa900a9a9,0x0c000c0c,0x79007979,0x11001111,
  372 + 0x7f007f7f,0x22002222,0xe700e7e7,0x59005959,
  373 + 0xe100e1e1,0xda00dada,0x3d003d3d,0xc800c8c8,
  374 + 0x12001212,0x04000404,0x74007474,0x54005454,
  375 + 0x30003030,0x7e007e7e,0xb400b4b4,0x28002828,
  376 + 0x55005555,0x68006868,0x50005050,0xbe00bebe,
  377 + 0xd000d0d0,0xc400c4c4,0x31003131,0xcb00cbcb,
  378 + 0x2a002a2a,0xad00adad,0x0f000f0f,0xca00caca,
  379 + 0x70007070,0xff00ffff,0x32003232,0x69006969,
  380 + 0x08000808,0x62006262,0x00000000,0x24002424,
  381 + 0xd100d1d1,0xfb00fbfb,0xba00baba,0xed00eded,
  382 + 0x45004545,0x81008181,0x73007373,0x6d006d6d,
  383 + 0x84008484,0x9f009f9f,0xee00eeee,0x4a004a4a,
  384 + 0xc300c3c3,0x2e002e2e,0xc100c1c1,0x01000101,
  385 + 0xe600e6e6,0x25002525,0x48004848,0x99009999,
  386 + 0xb900b9b9,0xb300b3b3,0x7b007b7b,0xf900f9f9,
  387 + 0xce00cece,0xbf00bfbf,0xdf00dfdf,0x71007171,
  388 + 0x29002929,0xcd00cdcd,0x6c006c6c,0x13001313,
  389 + 0x64006464,0x9b009b9b,0x63006363,0x9d009d9d,
  390 + 0xc000c0c0,0x4b004b4b,0xb700b7b7,0xa500a5a5,
  391 + 0x89008989,0x5f005f5f,0xb100b1b1,0x17001717,
  392 + 0xf400f4f4,0xbc00bcbc,0xd300d3d3,0x46004646,
  393 + 0xcf00cfcf,0x37003737,0x5e005e5e,0x47004747,
  394 + 0x94009494,0xfa00fafa,0xfc00fcfc,0x5b005b5b,
  395 + 0x97009797,0xfe00fefe,0x5a005a5a,0xac00acac,
  396 + 0x3c003c3c,0x4c004c4c,0x03000303,0x35003535,
  397 + 0xf300f3f3,0x23002323,0xb800b8b8,0x5d005d5d,
  398 + 0x6a006a6a,0x92009292,0xd500d5d5,0x21002121,
  399 + 0x44004444,0x51005151,0xc600c6c6,0x7d007d7d,
  400 + 0x39003939,0x83008383,0xdc00dcdc,0xaa00aaaa,
  401 + 0x7c007c7c,0x77007777,0x56005656,0x05000505,
  402 + 0x1b001b1b,0xa400a4a4,0x15001515,0x34003434,
  403 + 0x1e001e1e,0x1c001c1c,0xf800f8f8,0x52005252,
  404 + 0x20002020,0x14001414,0xe900e9e9,0xbd00bdbd,
  405 + 0xdd00dddd,0xe400e4e4,0xa100a1a1,0xe000e0e0,
  406 + 0x8a008a8a,0xf100f1f1,0xd600d6d6,0x7a007a7a,
  407 + 0xbb00bbbb,0xe300e3e3,0x40004040,0x4f004f4f,
  408 +};
  409 +
  410 +static const u32 camellia_sp4404[256] = {
  411 + 0x70700070,0x2c2c002c,0xb3b300b3,0xc0c000c0,
  412 + 0xe4e400e4,0x57570057,0xeaea00ea,0xaeae00ae,
  413 + 0x23230023,0x6b6b006b,0x45450045,0xa5a500a5,
  414 + 0xeded00ed,0x4f4f004f,0x1d1d001d,0x92920092,
  415 + 0x86860086,0xafaf00af,0x7c7c007c,0x1f1f001f,
  416 + 0x3e3e003e,0xdcdc00dc,0x5e5e005e,0x0b0b000b,
  417 + 0xa6a600a6,0x39390039,0xd5d500d5,0x5d5d005d,
  418 + 0xd9d900d9,0x5a5a005a,0x51510051,0x6c6c006c,
  419 + 0x8b8b008b,0x9a9a009a,0xfbfb00fb,0xb0b000b0,
  420 + 0x74740074,0x2b2b002b,0xf0f000f0,0x84840084,
  421 + 0xdfdf00df,0xcbcb00cb,0x34340034,0x76760076,
  422 + 0x6d6d006d,0xa9a900a9,0xd1d100d1,0x04040004,
  423 + 0x14140014,0x3a3a003a,0xdede00de,0x11110011,
  424 + 0x32320032,0x9c9c009c,0x53530053,0xf2f200f2,
  425 + 0xfefe00fe,0xcfcf00cf,0xc3c300c3,0x7a7a007a,
  426 + 0x24240024,0xe8e800e8,0x60600060,0x69690069,
  427 + 0xaaaa00aa,0xa0a000a0,0xa1a100a1,0x62620062,
  428 + 0x54540054,0x1e1e001e,0xe0e000e0,0x64640064,
  429 + 0x10100010,0x00000000,0xa3a300a3,0x75750075,
  430 + 0x8a8a008a,0xe6e600e6,0x09090009,0xdddd00dd,
  431 + 0x87870087,0x83830083,0xcdcd00cd,0x90900090,
  432 + 0x73730073,0xf6f600f6,0x9d9d009d,0xbfbf00bf,
  433 + 0x52520052,0xd8d800d8,0xc8c800c8,0xc6c600c6,
  434 + 0x81810081,0x6f6f006f,0x13130013,0x63630063,
  435 + 0xe9e900e9,0xa7a700a7,0x9f9f009f,0xbcbc00bc,
  436 + 0x29290029,0xf9f900f9,0x2f2f002f,0xb4b400b4,
  437 + 0x78780078,0x06060006,0xe7e700e7,0x71710071,
  438 + 0xd4d400d4,0xabab00ab,0x88880088,0x8d8d008d,
  439 + 0x72720072,0xb9b900b9,0xf8f800f8,0xacac00ac,
  440 + 0x36360036,0x2a2a002a,0x3c3c003c,0xf1f100f1,
  441 + 0x40400040,0xd3d300d3,0xbbbb00bb,0x43430043,
  442 + 0x15150015,0xadad00ad,0x77770077,0x80800080,
  443 + 0x82820082,0xecec00ec,0x27270027,0xe5e500e5,
  444 + 0x85850085,0x35350035,0x0c0c000c,0x41410041,
  445 + 0xefef00ef,0x93930093,0x19190019,0x21210021,
  446 + 0x0e0e000e,0x4e4e004e,0x65650065,0xbdbd00bd,
  447 + 0xb8b800b8,0x8f8f008f,0xebeb00eb,0xcece00ce,
  448 + 0x30300030,0x5f5f005f,0xc5c500c5,0x1a1a001a,
  449 + 0xe1e100e1,0xcaca00ca,0x47470047,0x3d3d003d,
  450 + 0x01010001,0xd6d600d6,0x56560056,0x4d4d004d,
  451 + 0x0d0d000d,0x66660066,0xcccc00cc,0x2d2d002d,
  452 + 0x12120012,0x20200020,0xb1b100b1,0x99990099,
  453 + 0x4c4c004c,0xc2c200c2,0x7e7e007e,0x05050005,
  454 + 0xb7b700b7,0x31310031,0x17170017,0xd7d700d7,
  455 + 0x58580058,0x61610061,0x1b1b001b,0x1c1c001c,
  456 + 0x0f0f000f,0x16160016,0x18180018,0x22220022,
  457 + 0x44440044,0xb2b200b2,0xb5b500b5,0x91910091,
  458 + 0x08080008,0xa8a800a8,0xfcfc00fc,0x50500050,
  459 + 0xd0d000d0,0x7d7d007d,0x89890089,0x97970097,
  460 + 0x5b5b005b,0x95950095,0xffff00ff,0xd2d200d2,
  461 + 0xc4c400c4,0x48480048,0xf7f700f7,0xdbdb00db,
  462 + 0x03030003,0xdada00da,0x3f3f003f,0x94940094,
  463 + 0x5c5c005c,0x02020002,0x4a4a004a,0x33330033,
  464 + 0x67670067,0xf3f300f3,0x7f7f007f,0xe2e200e2,
  465 + 0x9b9b009b,0x26260026,0x37370037,0x3b3b003b,
  466 + 0x96960096,0x4b4b004b,0xbebe00be,0x2e2e002e,
  467 + 0x79790079,0x8c8c008c,0x6e6e006e,0x8e8e008e,
  468 + 0xf5f500f5,0xb6b600b6,0xfdfd00fd,0x59590059,
  469 + 0x98980098,0x6a6a006a,0x46460046,0xbaba00ba,
  470 + 0x25250025,0x42420042,0xa2a200a2,0xfafa00fa,
  471 + 0x07070007,0x55550055,0xeeee00ee,0x0a0a000a,
  472 + 0x49490049,0x68680068,0x38380038,0xa4a400a4,
  473 + 0x28280028,0x7b7b007b,0xc9c900c9,0xc1c100c1,
  474 + 0xe3e300e3,0xf4f400f4,0xc7c700c7,0x9e9e009e,
  475 +};
  476 +
  477 +
  478 +
  479 +static void camellia_setup128(const unsigned char *key, u32 *subkey)
  480 +{
  481 + u32 kll, klr, krl, krr;
  482 + u32 il, ir, t0, t1, w0, w1;
  483 + u32 kw4l, kw4r, dw, tl, tr;
  484 + u32 subL[26];
  485 + u32 subR[26];
  486 +
  487 + /**
  488 + * k == kll || klr || krl || krr (|| is concatination)
  489 + */
  490 + kll = GETU32(key );
  491 + klr = GETU32(key + 4);
  492 + krl = GETU32(key + 8);
  493 + krr = GETU32(key + 12);
  494 + /**
  495 + * generate KL dependent subkeys
  496 + */
  497 + /* kw1 */
  498 + SUBL(0) = kll; SUBR(0) = klr;
  499 + /* kw2 */
  500 + SUBL(1) = krl; SUBR(1) = krr;
  501 + /* rotation left shift 15bit */
  502 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  503 + /* k3 */
  504 + SUBL(4) = kll; SUBR(4) = klr;
  505 + /* k4 */
  506 + SUBL(5) = krl; SUBR(5) = krr;
  507 + /* rotation left shift 15+30bit */
  508 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30);
  509 + /* k7 */
  510 + SUBL(10) = kll; SUBR(10) = klr;
  511 + /* k8 */
  512 + SUBL(11) = krl; SUBR(11) = krr;
  513 + /* rotation left shift 15+30+15bit */
  514 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  515 + /* k10 */
  516 + SUBL(13) = krl; SUBR(13) = krr;
  517 + /* rotation left shift 15+30+15+17 bit */
  518 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
  519 + /* kl3 */
  520 + SUBL(16) = kll; SUBR(16) = klr;
  521 + /* kl4 */
  522 + SUBL(17) = krl; SUBR(17) = krr;
  523 + /* rotation left shift 15+30+15+17+17 bit */
  524 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
  525 + /* k13 */
  526 + SUBL(18) = kll; SUBR(18) = klr;
  527 + /* k14 */
  528 + SUBL(19) = krl; SUBR(19) = krr;
  529 + /* rotation left shift 15+30+15+17+17+17 bit */
  530 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
  531 + /* k17 */
  532 + SUBL(22) = kll; SUBR(22) = klr;
  533 + /* k18 */
  534 + SUBL(23) = krl; SUBR(23) = krr;
  535 +
  536 + /* generate KA */
  537 + kll = SUBL(0); klr = SUBR(0);
  538 + krl = SUBL(1); krr = SUBR(1);
  539 + CAMELLIA_F(kll, klr,
  540 + CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R,
  541 + w0, w1, il, ir, t0, t1);
  542 + krl ^= w0; krr ^= w1;
  543 + CAMELLIA_F(krl, krr,
  544 + CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R,
  545 + kll, klr, il, ir, t0, t1);
  546 + /* current status == (kll, klr, w0, w1) */
  547 + CAMELLIA_F(kll, klr,
  548 + CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R,
  549 + krl, krr, il, ir, t0, t1);
  550 + krl ^= w0; krr ^= w1;
  551 + CAMELLIA_F(krl, krr,
  552 + CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R,
  553 + w0, w1, il, ir, t0, t1);
  554 + kll ^= w0; klr ^= w1;
  555 +
  556 + /* generate KA dependent subkeys */
  557 + /* k1, k2 */
  558 + SUBL(2) = kll; SUBR(2) = klr;
  559 + SUBL(3) = krl; SUBR(3) = krr;
  560 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  561 + /* k5,k6 */
  562 + SUBL(6) = kll; SUBR(6) = klr;
  563 + SUBL(7) = krl; SUBR(7) = krr;
  564 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  565 + /* kl1, kl2 */
  566 + SUBL(8) = kll; SUBR(8) = klr;
  567 + SUBL(9) = krl; SUBR(9) = krr;
  568 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  569 + /* k9 */
  570 + SUBL(12) = kll; SUBR(12) = klr;
  571 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  572 + /* k11, k12 */
  573 + SUBL(14) = kll; SUBR(14) = klr;
  574 + SUBL(15) = krl; SUBR(15) = krr;
  575 + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34);
  576 + /* k15, k16 */
  577 + SUBL(20) = kll; SUBR(20) = klr;
  578 + SUBL(21) = krl; SUBR(21) = krr;
  579 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
  580 + /* kw3, kw4 */
  581 + SUBL(24) = kll; SUBR(24) = klr;
  582 + SUBL(25) = krl; SUBR(25) = krr;
  583 +
  584 +
  585 + /* absorb kw2 to other subkeys */
  586 + /* round 2 */
  587 + SUBL(3) ^= SUBL(1); SUBR(3) ^= SUBR(1);
  588 + /* round 4 */
  589 + SUBL(5) ^= SUBL(1); SUBR(5) ^= SUBR(1);
  590 + /* round 6 */
  591 + SUBL(7) ^= SUBL(1); SUBR(7) ^= SUBR(1);
  592 + SUBL(1) ^= SUBR(1) & ~SUBR(9);
  593 + dw = SUBL(1) & SUBL(9),
  594 + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl2) */
  595 + /* round 8 */
  596 + SUBL(11) ^= SUBL(1); SUBR(11) ^= SUBR(1);
  597 + /* round 10 */
  598 + SUBL(13) ^= SUBL(1); SUBR(13) ^= SUBR(1);
  599 + /* round 12 */
  600 + SUBL(15) ^= SUBL(1); SUBR(15) ^= SUBR(1);
  601 + SUBL(1) ^= SUBR(1) & ~SUBR(17);
  602 + dw = SUBL(1) & SUBL(17),
  603 + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl4) */
  604 + /* round 14 */
  605 + SUBL(19) ^= SUBL(1); SUBR(19) ^= SUBR(1);
  606 + /* round 16 */
  607 + SUBL(21) ^= SUBL(1); SUBR(21) ^= SUBR(1);
  608 + /* round 18 */
  609 + SUBL(23) ^= SUBL(1); SUBR(23) ^= SUBR(1);
  610 + /* kw3 */
  611 + SUBL(24) ^= SUBL(1); SUBR(24) ^= SUBR(1);
  612 +
  613 + /* absorb kw4 to other subkeys */
  614 + kw4l = SUBL(25); kw4r = SUBR(25);
  615 + /* round 17 */
  616 + SUBL(22) ^= kw4l; SUBR(22) ^= kw4r;
  617 + /* round 15 */
  618 + SUBL(20) ^= kw4l; SUBR(20) ^= kw4r;
  619 + /* round 13 */
  620 + SUBL(18) ^= kw4l; SUBR(18) ^= kw4r;
  621 + kw4l ^= kw4r & ~SUBR(16);
  622 + dw = kw4l & SUBL(16),
  623 + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl3) */
  624 + /* round 11 */
  625 + SUBL(14) ^= kw4l; SUBR(14) ^= kw4r;
  626 + /* round 9 */
  627 + SUBL(12) ^= kw4l; SUBR(12) ^= kw4r;
  628 + /* round 7 */
  629 + SUBL(10) ^= kw4l; SUBR(10) ^= kw4r;
  630 + kw4l ^= kw4r & ~SUBR(8);
  631 + dw = kw4l & SUBL(8),
  632 + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl1) */
  633 + /* round 5 */
  634 + SUBL(6) ^= kw4l; SUBR(6) ^= kw4r;
  635 + /* round 3 */
  636 + SUBL(4) ^= kw4l; SUBR(4) ^= kw4r;
  637 + /* round 1 */
  638 + SUBL(2) ^= kw4l; SUBR(2) ^= kw4r;
  639 + /* kw1 */
  640 + SUBL(0) ^= kw4l; SUBR(0) ^= kw4r;
  641 +
  642 +
  643 + /* key XOR is end of F-function */
  644 + CAMELLIA_SUBKEY_L(0) = SUBL(0) ^ SUBL(2);/* kw1 */
  645 + CAMELLIA_SUBKEY_R(0) = SUBR(0) ^ SUBR(2);
  646 + CAMELLIA_SUBKEY_L(2) = SUBL(3); /* round 1 */
  647 + CAMELLIA_SUBKEY_R(2) = SUBR(3);
  648 + CAMELLIA_SUBKEY_L(3) = SUBL(2) ^ SUBL(4); /* round 2 */
  649 + CAMELLIA_SUBKEY_R(3) = SUBR(2) ^ SUBR(4);
  650 + CAMELLIA_SUBKEY_L(4) = SUBL(3) ^ SUBL(5); /* round 3 */
  651 + CAMELLIA_SUBKEY_R(4) = SUBR(3) ^ SUBR(5);
  652 + CAMELLIA_SUBKEY_L(5) = SUBL(4) ^ SUBL(6); /* round 4 */
  653 + CAMELLIA_SUBKEY_R(5) = SUBR(4) ^ SUBR(6);
  654 + CAMELLIA_SUBKEY_L(6) = SUBL(5) ^ SUBL(7); /* round 5 */
  655 + CAMELLIA_SUBKEY_R(6) = SUBR(5) ^ SUBR(7);
  656 + tl = SUBL(10) ^ (SUBR(10) & ~SUBR(8));
  657 + dw = tl & SUBL(8), /* FL(kl1) */
  658 + tr = SUBR(10) ^ CAMELLIA_RL1(dw);
  659 + CAMELLIA_SUBKEY_L(7) = SUBL(6) ^ tl; /* round 6 */
  660 + CAMELLIA_SUBKEY_R(7) = SUBR(6) ^ tr;
  661 + CAMELLIA_SUBKEY_L(8) = SUBL(8); /* FL(kl1) */
  662 + CAMELLIA_SUBKEY_R(8) = SUBR(8);
  663 + CAMELLIA_SUBKEY_L(9) = SUBL(9); /* FLinv(kl2) */
  664 + CAMELLIA_SUBKEY_R(9) = SUBR(9);
  665 + tl = SUBL(7) ^ (SUBR(7) & ~SUBR(9));
  666 + dw = tl & SUBL(9), /* FLinv(kl2) */
  667 + tr = SUBR(7) ^ CAMELLIA_RL1(dw);
  668 + CAMELLIA_SUBKEY_L(10) = tl ^ SUBL(11); /* round 7 */
  669 + CAMELLIA_SUBKEY_R(10) = tr ^ SUBR(11);
  670 + CAMELLIA_SUBKEY_L(11) = SUBL(10) ^ SUBL(12); /* round 8 */
  671 + CAMELLIA_SUBKEY_R(11) = SUBR(10) ^ SUBR(12);
  672 + CAMELLIA_SUBKEY_L(12) = SUBL(11) ^ SUBL(13); /* round 9 */
  673 + CAMELLIA_SUBKEY_R(12) = SUBR(11) ^ SUBR(13);
  674 + CAMELLIA_SUBKEY_L(13) = SUBL(12) ^ SUBL(14); /* round 10 */
  675 + CAMELLIA_SUBKEY_R(13) = SUBR(12) ^ SUBR(14);
  676 + CAMELLIA_SUBKEY_L(14) = SUBL(13) ^ SUBL(15); /* round 11 */
  677 + CAMELLIA_SUBKEY_R(14) = SUBR(13) ^ SUBR(15);
  678 + tl = SUBL(18) ^ (SUBR(18) & ~SUBR(16));
  679 + dw = tl & SUBL(16), /* FL(kl3) */
  680 + tr = SUBR(18) ^ CAMELLIA_RL1(dw);
  681 + CAMELLIA_SUBKEY_L(15) = SUBL(14) ^ tl; /* round 12 */
  682 + CAMELLIA_SUBKEY_R(15) = SUBR(14) ^ tr;
  683 + CAMELLIA_SUBKEY_L(16) = SUBL(16); /* FL(kl3) */
  684 + CAMELLIA_SUBKEY_R(16) = SUBR(16);
  685 + CAMELLIA_SUBKEY_L(17) = SUBL(17); /* FLinv(kl4) */
  686 + CAMELLIA_SUBKEY_R(17) = SUBR(17);
  687 + tl = SUBL(15) ^ (SUBR(15) & ~SUBR(17));
  688 + dw = tl & SUBL(17), /* FLinv(kl4) */
  689 + tr = SUBR(15) ^ CAMELLIA_RL1(dw);
  690 + CAMELLIA_SUBKEY_L(18) = tl ^ SUBL(19); /* round 13 */
  691 + CAMELLIA_SUBKEY_R(18) = tr ^ SUBR(19);
  692 + CAMELLIA_SUBKEY_L(19) = SUBL(18) ^ SUBL(20); /* round 14 */
  693 + CAMELLIA_SUBKEY_R(19) = SUBR(18) ^ SUBR(20);
  694 + CAMELLIA_SUBKEY_L(20) = SUBL(19) ^ SUBL(21); /* round 15 */
  695 + CAMELLIA_SUBKEY_R(20) = SUBR(19) ^ SUBR(21);
  696 + CAMELLIA_SUBKEY_L(21) = SUBL(20) ^ SUBL(22); /* round 16 */
  697 + CAMELLIA_SUBKEY_R(21) = SUBR(20) ^ SUBR(22);
  698 + CAMELLIA_SUBKEY_L(22) = SUBL(21) ^ SUBL(23); /* round 17 */
  699 + CAMELLIA_SUBKEY_R(22) = SUBR(21) ^ SUBR(23);
  700 + CAMELLIA_SUBKEY_L(23) = SUBL(22); /* round 18 */
  701 + CAMELLIA_SUBKEY_R(23) = SUBR(22);
  702 + CAMELLIA_SUBKEY_L(24) = SUBL(24) ^ SUBL(23); /* kw3 */
  703 + CAMELLIA_SUBKEY_R(24) = SUBR(24) ^ SUBR(23);
  704 +
  705 + /* apply the inverse of the last half of P-function */
  706 + dw = CAMELLIA_SUBKEY_L(2) ^ CAMELLIA_SUBKEY_R(2),
  707 + dw = CAMELLIA_RL8(dw);/* round 1 */
  708 + CAMELLIA_SUBKEY_R(2) = CAMELLIA_SUBKEY_L(2) ^ dw,
  709 + CAMELLIA_SUBKEY_L(2) = dw;
  710 + dw = CAMELLIA_SUBKEY_L(3) ^ CAMELLIA_SUBKEY_R(3),
  711 + dw = CAMELLIA_RL8(dw);/* round 2 */
  712 + CAMELLIA_SUBKEY_R(3) = CAMELLIA_SUBKEY_L(3) ^ dw,
  713 + CAMELLIA_SUBKEY_L(3) = dw;
  714 + dw = CAMELLIA_SUBKEY_L(4) ^ CAMELLIA_SUBKEY_R(4),
  715 + dw = CAMELLIA_RL8(dw);/* round 3 */
  716 + CAMELLIA_SUBKEY_R(4) = CAMELLIA_SUBKEY_L(4) ^ dw,
  717 + CAMELLIA_SUBKEY_L(4) = dw;
  718 + dw = CAMELLIA_SUBKEY_L(5) ^ CAMELLIA_SUBKEY_R(5),
  719 + dw = CAMELLIA_RL8(dw);/* round 4 */
  720 + CAMELLIA_SUBKEY_R(5) = CAMELLIA_SUBKEY_L(5) ^ dw,
  721 + CAMELLIA_SUBKEY_L(5) = dw;
  722 + dw = CAMELLIA_SUBKEY_L(6) ^ CAMELLIA_SUBKEY_R(6),
  723 + dw = CAMELLIA_RL8(dw);/* round 5 */
  724 + CAMELLIA_SUBKEY_R(6) = CAMELLIA_SUBKEY_L(6) ^ dw,
  725 + CAMELLIA_SUBKEY_L(6) = dw;
  726 + dw = CAMELLIA_SUBKEY_L(7) ^ CAMELLIA_SUBKEY_R(7),
  727 + dw = CAMELLIA_RL8(dw);/* round 6 */
  728 + CAMELLIA_SUBKEY_R(7) = CAMELLIA_SUBKEY_L(7) ^ dw,
  729 + CAMELLIA_SUBKEY_L(7) = dw;
  730 + dw = CAMELLIA_SUBKEY_L(10) ^ CAMELLIA_SUBKEY_R(10),
  731 + dw = CAMELLIA_RL8(dw);/* round 7 */
  732 + CAMELLIA_SUBKEY_R(10) = CAMELLIA_SUBKEY_L(10) ^ dw,
  733 + CAMELLIA_SUBKEY_L(10) = dw;
  734 + dw = CAMELLIA_SUBKEY_L(11) ^ CAMELLIA_SUBKEY_R(11),
  735 + dw = CAMELLIA_RL8(dw);/* round 8 */
  736 + CAMELLIA_SUBKEY_R(11) = CAMELLIA_SUBKEY_L(11) ^ dw,
  737 + CAMELLIA_SUBKEY_L(11) = dw;
  738 + dw = CAMELLIA_SUBKEY_L(12) ^ CAMELLIA_SUBKEY_R(12),
  739 + dw = CAMELLIA_RL8(dw);/* round 9 */
  740 + CAMELLIA_SUBKEY_R(12) = CAMELLIA_SUBKEY_L(12) ^ dw,
  741 + CAMELLIA_SUBKEY_L(12) = dw;
  742 + dw = CAMELLIA_SUBKEY_L(13) ^ CAMELLIA_SUBKEY_R(13),
  743 + dw = CAMELLIA_RL8(dw);/* round 10 */
  744 + CAMELLIA_SUBKEY_R(13) = CAMELLIA_SUBKEY_L(13) ^ dw,
  745 + CAMELLIA_SUBKEY_L(13) = dw;
  746 + dw = CAMELLIA_SUBKEY_L(14) ^ CAMELLIA_SUBKEY_R(14),
  747 + dw = CAMELLIA_RL8(dw);/* round 11 */
  748 + CAMELLIA_SUBKEY_R(14) = CAMELLIA_SUBKEY_L(14) ^ dw,
  749 + CAMELLIA_SUBKEY_L(14) = dw;
  750 + dw = CAMELLIA_SUBKEY_L(15) ^ CAMELLIA_SUBKEY_R(15),
  751 + dw = CAMELLIA_RL8(dw);/* round 12 */
  752 + CAMELLIA_SUBKEY_R(15) = CAMELLIA_SUBKEY_L(15) ^ dw,
  753 + CAMELLIA_SUBKEY_L(15) = dw;
  754 + dw = CAMELLIA_SUBKEY_L(18) ^ CAMELLIA_SUBKEY_R(18),
  755 + dw = CAMELLIA_RL8(dw);/* round 13 */
  756 + CAMELLIA_SUBKEY_R(18) = CAMELLIA_SUBKEY_L(18) ^ dw,
  757 + CAMELLIA_SUBKEY_L(18) = dw;
  758 + dw = CAMELLIA_SUBKEY_L(19) ^ CAMELLIA_SUBKEY_R(19),
  759 + dw = CAMELLIA_RL8(dw);/* round 14 */
  760 + CAMELLIA_SUBKEY_R(19) = CAMELLIA_SUBKEY_L(19) ^ dw,
  761 + CAMELLIA_SUBKEY_L(19) = dw;
  762 + dw = CAMELLIA_SUBKEY_L(20) ^ CAMELLIA_SUBKEY_R(20),
  763 + dw = CAMELLIA_RL8(dw);/* round 15 */
  764 + CAMELLIA_SUBKEY_R(20) = CAMELLIA_SUBKEY_L(20) ^ dw,
  765 + CAMELLIA_SUBKEY_L(20) = dw;
  766 + dw = CAMELLIA_SUBKEY_L(21) ^ CAMELLIA_SUBKEY_R(21),
  767 + dw = CAMELLIA_RL8(dw);/* round 16 */
  768 + CAMELLIA_SUBKEY_R(21) = CAMELLIA_SUBKEY_L(21) ^ dw,
  769 + CAMELLIA_SUBKEY_L(21) = dw;
  770 + dw = CAMELLIA_SUBKEY_L(22) ^ CAMELLIA_SUBKEY_R(22),
  771 + dw = CAMELLIA_RL8(dw);/* round 17 */
  772 + CAMELLIA_SUBKEY_R(22) = CAMELLIA_SUBKEY_L(22) ^ dw,
  773 + CAMELLIA_SUBKEY_L(22) = dw;
  774 + dw = CAMELLIA_SUBKEY_L(23) ^ CAMELLIA_SUBKEY_R(23),
  775 + dw = CAMELLIA_RL8(dw);/* round 18 */
  776 + CAMELLIA_SUBKEY_R(23) = CAMELLIA_SUBKEY_L(23) ^ dw,
  777 + CAMELLIA_SUBKEY_L(23) = dw;
  778 +
  779 + return;
  780 +}
  781 +
  782 +
  783 +static void camellia_setup256(const unsigned char *key, u32 *subkey)
  784 +{
  785 + u32 kll,klr,krl,krr; /* left half of key */
  786 + u32 krll,krlr,krrl,krrr; /* right half of key */
  787 + u32 il, ir, t0, t1, w0, w1; /* temporary variables */
  788 + u32 kw4l, kw4r, dw, tl, tr;
  789 + u32 subL[34];
  790 + u32 subR[34];
  791 +
  792 + /**
  793 + * key = (kll || klr || krl || krr || krll || krlr || krrl || krrr)
  794 + * (|| is concatination)
  795 + */
  796 +
  797 + kll = GETU32(key );
  798 + klr = GETU32(key + 4);
  799 + krl = GETU32(key + 8);
  800 + krr = GETU32(key + 12);
  801 + krll = GETU32(key + 16);
  802 + krlr = GETU32(key + 20);
  803 + krrl = GETU32(key + 24);
  804 + krrr = GETU32(key + 28);
  805 +
  806 + /* generate KL dependent subkeys */
  807 + /* kw1 */
  808 + SUBL(0) = kll; SUBR(0) = klr;
  809 + /* kw2 */
  810 + SUBL(1) = krl; SUBR(1) = krr;
  811 + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 45);
  812 + /* k9 */
  813 + SUBL(12) = kll; SUBR(12) = klr;
  814 + /* k10 */
  815 + SUBL(13) = krl; SUBR(13) = krr;
  816 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  817 + /* kl3 */
  818 + SUBL(16) = kll; SUBR(16) = klr;
  819 + /* kl4 */
  820 + SUBL(17) = krl; SUBR(17) = krr;
  821 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
  822 + /* k17 */
  823 + SUBL(22) = kll; SUBR(22) = klr;
  824 + /* k18 */
  825 + SUBL(23) = krl; SUBR(23) = krr;
  826 + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34);
  827 + /* k23 */
  828 + SUBL(30) = kll; SUBR(30) = klr;
  829 + /* k24 */
  830 + SUBL(31) = krl; SUBR(31) = krr;
  831 +
  832 + /* generate KR dependent subkeys */
  833 + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15);
  834 + /* k3 */
  835 + SUBL(4) = krll; SUBR(4) = krlr;
  836 + /* k4 */
  837 + SUBL(5) = krrl; SUBR(5) = krrr;
  838 + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 15);
  839 + /* kl1 */
  840 + SUBL(8) = krll; SUBR(8) = krlr;
  841 + /* kl2 */
  842 + SUBL(9) = krrl; SUBR(9) = krrr;
  843 + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30);
  844 + /* k13 */
  845 + SUBL(18) = krll; SUBR(18) = krlr;
  846 + /* k14 */
  847 + SUBL(19) = krrl; SUBR(19) = krrr;
  848 + CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34);
  849 + /* k19 */
  850 + SUBL(26) = krll; SUBR(26) = krlr;
  851 + /* k20 */
  852 + SUBL(27) = krrl; SUBR(27) = krrr;
  853 + CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 34);
  854 +
  855 + /* generate KA */
  856 + kll = SUBL(0) ^ krll; klr = SUBR(0) ^ krlr;
  857 + krl = SUBL(1) ^ krrl; krr = SUBR(1) ^ krrr;
  858 + CAMELLIA_F(kll, klr,
  859 + CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R,
  860 + w0, w1, il, ir, t0, t1);
  861 + krl ^= w0; krr ^= w1;
  862 + CAMELLIA_F(krl, krr,
  863 + CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R,
  864 + kll, klr, il, ir, t0, t1);
  865 + kll ^= krll; klr ^= krlr;
  866 + CAMELLIA_F(kll, klr,
  867 + CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R,
  868 + krl, krr, il, ir, t0, t1);
  869 + krl ^= w0 ^ krrl; krr ^= w1 ^ krrr;
  870 + CAMELLIA_F(krl, krr,
  871 + CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R,
  872 + w0, w1, il, ir, t0, t1);
  873 + kll ^= w0; klr ^= w1;
  874 +
  875 + /* generate KB */
  876 + krll ^= kll; krlr ^= klr;
  877 + krrl ^= krl; krrr ^= krr;
  878 + CAMELLIA_F(krll, krlr,
  879 + CAMELLIA_SIGMA5L, CAMELLIA_SIGMA5R,
  880 + w0, w1, il, ir, t0, t1);
  881 + krrl ^= w0; krrr ^= w1;
  882 + CAMELLIA_F(krrl, krrr,
  883 + CAMELLIA_SIGMA6L, CAMELLIA_SIGMA6R,
  884 + w0, w1, il, ir, t0, t1);
  885 + krll ^= w0; krlr ^= w1;
  886 +
  887 + /* generate KA dependent subkeys */
  888 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
  889 + /* k5 */
  890 + SUBL(6) = kll; SUBR(6) = klr;
  891 + /* k6 */
  892 + SUBL(7) = krl; SUBR(7) = krr;
  893 + CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30);
  894 + /* k11 */
  895 + SUBL(14) = kll; SUBR(14) = klr;
  896 + /* k12 */
  897 + SUBL(15) = krl; SUBR(15) = krr;
  898 + /* rotation left shift 32bit */
  899 + /* kl5 */
  900 + SUBL(24) = klr; SUBR(24) = krl;
  901 + /* kl6 */
  902 + SUBL(25) = krr; SUBR(25) = kll;
  903 + /* rotation left shift 49 from k11,k12 -> k21,k22 */
  904 + CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 49);
  905 + /* k21 */
  906 + SUBL(28) = kll; SUBR(28) = klr;
  907 + /* k22 */
  908 + SUBL(29) = krl; SUBR(29) = krr;
  909 +
  910 + /* generate KB dependent subkeys */
  911 + /* k1 */
  912 + SUBL(2) = krll; SUBR(2) = krlr;
  913 + /* k2 */
  914 + SUBL(3) = krrl; SUBR(3) = krrr;
  915 + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30);
  916 + /* k7 */
  917 + SUBL(10) = krll; SUBR(10) = krlr;
  918 + /* k8 */
  919 + SUBL(11) = krrl; SUBR(11) = krrr;
  920 + CAMELLIA_ROLDQ(krll, krlr, krrl, krrr, w0, w1, 30);
  921 + /* k15 */
  922 + SUBL(20) = krll; SUBR(20) = krlr;
  923 + /* k16 */
  924 + SUBL(21) = krrl; SUBR(21) = krrr;
  925 + CAMELLIA_ROLDQo32(krll, krlr, krrl, krrr, w0, w1, 51);
  926 + /* kw3 */
  927 + SUBL(32) = krll; SUBR(32) = krlr;
  928 + /* kw4 */
  929 + SUBL(33) = krrl; SUBR(33) = krrr;
  930 +
  931 + /* absorb kw2 to other subkeys */
  932 + /* round 2 */
  933 + SUBL(3) ^= SUBL(1); SUBR(3) ^= SUBR(1);
  934 + /* round 4 */
  935 + SUBL(5) ^= SUBL(1); SUBR(5) ^= SUBR(1);
  936 + /* round 6 */
  937 + SUBL(7) ^= SUBL(1); SUBR(7) ^= SUBR(1);
  938 + SUBL(1) ^= SUBR(1) & ~SUBR(9);
  939 + dw = SUBL(1) & SUBL(9),
  940 + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl2) */
  941 + /* round 8 */
  942 + SUBL(11) ^= SUBL(1); SUBR(11) ^= SUBR(1);
  943 + /* round 10 */
  944 + SUBL(13) ^= SUBL(1); SUBR(13) ^= SUBR(1);
  945 + /* round 12 */
  946 + SUBL(15) ^= SUBL(1); SUBR(15) ^= SUBR(1);
  947 + SUBL(1) ^= SUBR(1) & ~SUBR(17);
  948 + dw = SUBL(1) & SUBL(17),
  949 + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl4) */
  950 + /* round 14 */
  951 + SUBL(19) ^= SUBL(1); SUBR(19) ^= SUBR(1);
  952 + /* round 16 */
  953 + SUBL(21) ^= SUBL(1); SUBR(21) ^= SUBR(1);
  954 + /* round 18 */
  955 + SUBL(23) ^= SUBL(1); SUBR(23) ^= SUBR(1);
  956 + SUBL(1) ^= SUBR(1) & ~SUBR(25);
  957 + dw = SUBL(1) & SUBL(25),
  958 + SUBR(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl6) */
  959 + /* round 20 */
  960 + SUBL(27) ^= SUBL(1); SUBR(27) ^= SUBR(1);
  961 + /* round 22 */
  962 + SUBL(29) ^= SUBL(1); SUBR(29) ^= SUBR(1);
  963 + /* round 24 */
  964 + SUBL(31) ^= SUBL(1); SUBR(31) ^= SUBR(1);
  965 + /* kw3 */
  966 + SUBL(32) ^= SUBL(1); SUBR(32) ^= SUBR(1);
  967 +
  968 +
  969 + /* absorb kw4 to other subkeys */
  970 + kw4l = SUBL(33); kw4r = SUBR(33);
  971 + /* round 23 */
  972 + SUBL(30) ^= kw4l; SUBR(30) ^= kw4r;
  973 + /* round 21 */
  974 + SUBL(28) ^= kw4l; SUBR(28) ^= kw4r;
  975 + /* round 19 */
  976 + SUBL(26) ^= kw4l; SUBR(26) ^= kw4r;
  977 + kw4l ^= kw4r & ~SUBR(24);
  978 + dw = kw4l & SUBL(24),
  979 + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl5) */
  980 + /* round 17 */
  981 + SUBL(22) ^= kw4l; SUBR(22) ^= kw4r;
  982 + /* round 15 */
  983 + SUBL(20) ^= kw4l; SUBR(20) ^= kw4r;
  984 + /* round 13 */
  985 + SUBL(18) ^= kw4l; SUBR(18) ^= kw4r;
  986 + kw4l ^= kw4r & ~SUBR(16);
  987 + dw = kw4l & SUBL(16),
  988 + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl3) */
  989 + /* round 11 */
  990 + SUBL(14) ^= kw4l; SUBR(14) ^= kw4r;
  991 + /* round 9 */
  992 + SUBL(12) ^= kw4l; SUBR(12) ^= kw4r;
  993 + /* round 7 */
  994 + SUBL(10) ^= kw4l; SUBR(10) ^= kw4r;
  995 + kw4l ^= kw4r & ~SUBR(8);
  996 + dw = kw4l & SUBL(8),
  997 + kw4r ^= CAMELLIA_RL1(dw); /* modified for FL(kl1) */
  998 + /* round 5 */
  999 + SUBL(6) ^= kw4l; SUBR(6) ^= kw4r;
  1000 + /* round 3 */
  1001 + SUBL(4) ^= kw4l; SUBR(4) ^= kw4r;
  1002 + /* round 1 */
  1003 + SUBL(2) ^= kw4l; SUBR(2) ^= kw4r;
  1004 + /* kw1 */
  1005 + SUBL(0) ^= kw4l; SUBR(0) ^= kw4r;
  1006 +
  1007 + /* key XOR is end of F-function */
  1008 + CAMELLIA_SUBKEY_L(0) = SUBL(0) ^ SUBL(2);/* kw1 */
  1009 + CAMELLIA_SUBKEY_R(0) = SUBR(0) ^ SUBR(2);
  1010 + CAMELLIA_SUBKEY_L(2) = SUBL(3); /* round 1 */
  1011 + CAMELLIA_SUBKEY_R(2) = SUBR(3);
  1012 + CAMELLIA_SUBKEY_L(3) = SUBL(2) ^ SUBL(4); /* round 2 */
  1013 + CAMELLIA_SUBKEY_R(3) = SUBR(2) ^ SUBR(4);
  1014 + CAMELLIA_SUBKEY_L(4) = SUBL(3) ^ SUBL(5); /* round 3 */
  1015 + CAMELLIA_SUBKEY_R(4) = SUBR(3) ^ SUBR(5);
  1016 + CAMELLIA_SUBKEY_L(5) = SUBL(4) ^ SUBL(6); /* round 4 */
  1017 + CAMELLIA_SUBKEY_R(5) = SUBR(4) ^ SUBR(6);
  1018 + CAMELLIA_SUBKEY_L(6) = SUBL(5) ^ SUBL(7); /* round 5 */
  1019 + CAMELLIA_SUBKEY_R(6) = SUBR(5) ^ SUBR(7);
  1020 + tl = SUBL(10) ^ (SUBR(10) & ~SUBR(8));
  1021 + dw = tl & SUBL(8), /* FL(kl1) */
  1022 + tr = SUBR(10) ^ CAMELLIA_RL1(dw);
  1023 + CAMELLIA_SUBKEY_L(7) = SUBL(6) ^ tl; /* round 6 */
  1024 + CAMELLIA_SUBKEY_R(7) = SUBR(6) ^ tr;
  1025 + CAMELLIA_SUBKEY_L(8) = SUBL(8); /* FL(kl1) */
  1026 + CAMELLIA_SUBKEY_R(8) = SUBR(8);
  1027 + CAMELLIA_SUBKEY_L(9) = SUBL(9); /* FLinv(kl2) */
  1028 + CAMELLIA_SUBKEY_R(9) = SUBR(9);
  1029 + tl = SUBL(7) ^ (SUBR(7) & ~SUBR(9));
  1030 + dw = tl & SUBL(9), /* FLinv(kl2) */
  1031 + tr = SUBR(7) ^ CAMELLIA_RL1(dw);
  1032 + CAMELLIA_SUBKEY_L(10) = tl ^ SUBL(11); /* round 7 */
  1033 + CAMELLIA_SUBKEY_R(10) = tr ^ SUBR(11);
  1034 + CAMELLIA_SUBKEY_L(11) = SUBL(10) ^ SUBL(12); /* round 8 */
  1035 + CAMELLIA_SUBKEY_R(11) = SUBR(10) ^ SUBR(12);
  1036 + CAMELLIA_SUBKEY_L(12) = SUBL(11) ^ SUBL(13); /* round 9 */
  1037 + CAMELLIA_SUBKEY_R(12) = SUBR(11) ^ SUBR(13);
  1038 + CAMELLIA_SUBKEY_L(13) = SUBL(12) ^ SUBL(14); /* round 10 */
  1039 + CAMELLIA_SUBKEY_R(13) = SUBR(12) ^ SUBR(14);
  1040 + CAMELLIA_SUBKEY_L(14) = SUBL(13) ^ SUBL(15); /* round 11 */
  1041 + CAMELLIA_SUBKEY_R(14) = SUBR(13) ^ SUBR(15);
  1042 + tl = SUBL(18) ^ (SUBR(18) & ~SUBR(16));
  1043 + dw = tl & SUBL(16), /* FL(kl3) */
  1044 + tr = SUBR(18) ^ CAMELLIA_RL1(dw);
  1045 + CAMELLIA_SUBKEY_L(15) = SUBL(14) ^ tl; /* round 12 */
  1046 + CAMELLIA_SUBKEY_R(15) = SUBR(14) ^ tr;
  1047 + CAMELLIA_SUBKEY_L(16) = SUBL(16); /* FL(kl3) */
  1048 + CAMELLIA_SUBKEY_R(16) = SUBR(16);
  1049 + CAMELLIA_SUBKEY_L(17) = SUBL(17); /* FLinv(kl4) */
  1050 + CAMELLIA_SUBKEY_R(17) = SUBR(17);
  1051 + tl = SUBL(15) ^ (SUBR(15) & ~SUBR(17));
  1052 + dw = tl & SUBL(17), /* FLinv(kl4) */
  1053 + tr = SUBR(15) ^ CAMELLIA_RL1(dw);
  1054 + CAMELLIA_SUBKEY_L(18) = tl ^ SUBL(19); /* round 13 */
  1055 + CAMELLIA_SUBKEY_R(18) = tr ^ SUBR(19);
  1056 + CAMELLIA_SUBKEY_L(19) = SUBL(18) ^ SUBL(20); /* round 14 */
  1057 + CAMELLIA_SUBKEY_R(19) = SUBR(18) ^ SUBR(20);
  1058 + CAMELLIA_SUBKEY_L(20) = SUBL(19) ^ SUBL(21); /* round 15 */
  1059 + CAMELLIA_SUBKEY_R(20) = SUBR(19) ^ SUBR(21);
  1060 + CAMELLIA_SUBKEY_L(21) = SUBL(20) ^ SUBL(22); /* round 16 */
  1061 + CAMELLIA_SUBKEY_R(21) = SUBR(20) ^ SUBR(22);
  1062 + CAMELLIA_SUBKEY_L(22) = SUBL(21) ^ SUBL(23); /* round 17 */
  1063 + CAMELLIA_SUBKEY_R(22) = SUBR(21) ^ SUBR(23);
  1064 + tl = SUBL(26) ^ (SUBR(26)
  1065 + & ~SUBR(24));
  1066 + dw = tl & SUBL(24), /* FL(kl5) */
  1067 + tr = SUBR(26) ^ CAMELLIA_RL1(dw);
  1068 + CAMELLIA_SUBKEY_L(23) = SUBL(22) ^ tl; /* round 18 */
  1069 + CAMELLIA_SUBKEY_R(23) = SUBR(22) ^ tr;
  1070 + CAMELLIA_SUBKEY_L(24) = SUBL(24); /* FL(kl5) */
  1071 + CAMELLIA_SUBKEY_R(24) = SUBR(24);
  1072 + CAMELLIA_SUBKEY_L(25) = SUBL(25); /* FLinv(kl6) */
  1073 + CAMELLIA_SUBKEY_R(25) = SUBR(25);
  1074 + tl = SUBL(23) ^ (SUBR(23) &
  1075 + ~SUBR(25));
  1076 + dw = tl & SUBL(25), /* FLinv(kl6) */
  1077 + tr = SUBR(23) ^ CAMELLIA_RL1(dw);
  1078 + CAMELLIA_SUBKEY_L(26) = tl ^ SUBL(27); /* round 19 */
  1079 + CAMELLIA_SUBKEY_R(26) = tr ^ SUBR(27);
  1080 + CAMELLIA_SUBKEY_L(27) = SUBL(26) ^ SUBL(28); /* round 20 */
  1081 + CAMELLIA_SUBKEY_R(27) = SUBR(26) ^ SUBR(28);
  1082 + CAMELLIA_SUBKEY_L(28) = SUBL(27) ^ SUBL(29); /* round 21 */
  1083 + CAMELLIA_SUBKEY_R(28) = SUBR(27) ^ SUBR(29);
  1084 + CAMELLIA_SUBKEY_L(29) = SUBL(28) ^ SUBL(30); /* round 22 */
  1085 + CAMELLIA_SUBKEY_R(29) = SUBR(28) ^ SUBR(30);
  1086 + CAMELLIA_SUBKEY_L(30) = SUBL(29) ^ SUBL(31); /* round 23 */
  1087 + CAMELLIA_SUBKEY_R(30) = SUBR(29) ^ SUBR(31);
  1088 + CAMELLIA_SUBKEY_L(31) = SUBL(30); /* round 24 */
  1089 + CAMELLIA_SUBKEY_R(31) = SUBR(30);
  1090 + CAMELLIA_SUBKEY_L(32) = SUBL(32) ^ SUBL(31); /* kw3 */
  1091 + CAMELLIA_SUBKEY_R(32) = SUBR(32) ^ SUBR(31);
  1092 +
  1093 + /* apply the inverse of the last half of P-function */
  1094 + dw = CAMELLIA_SUBKEY_L(2) ^ CAMELLIA_SUBKEY_R(2),
  1095 + dw = CAMELLIA_RL8(dw);/* round 1 */
  1096 + CAMELLIA_SUBKEY_R(2) = CAMELLIA_SUBKEY_L(2) ^ dw,
  1097 + CAMELLIA_SUBKEY_L(2) = dw;
  1098 + dw = CAMELLIA_SUBKEY_L(3) ^ CAMELLIA_SUBKEY_R(3),
  1099 + dw = CAMELLIA_RL8(dw);/* round 2 */
  1100 + CAMELLIA_SUBKEY_R(3) = CAMELLIA_SUBKEY_L(3) ^ dw,
  1101 + CAMELLIA_SUBKEY_L(3) = dw;
  1102 + dw = CAMELLIA_SUBKEY_L(4) ^ CAMELLIA_SUBKEY_R(4),
  1103 + dw = CAMELLIA_RL8(dw);/* round 3 */
  1104 + CAMELLIA_SUBKEY_R(4) = CAMELLIA_SUBKEY_L(4) ^ dw,
  1105 + CAMELLIA_SUBKEY_L(4) = dw;
  1106 + dw = CAMELLIA_SUBKEY_L(5) ^ CAMELLIA_SUBKEY_R(5),
  1107 + dw = CAMELLIA_RL8(dw);/* round 4 */
  1108 + CAMELLIA_SUBKEY_R(5) = CAMELLIA_SUBKEY_L(5) ^ dw,
  1109 + CAMELLIA_SUBKEY_L(5) = dw;
  1110 + dw = CAMELLIA_SUBKEY_L(6) ^ CAMELLIA_SUBKEY_R(6),
  1111 + dw = CAMELLIA_RL8(dw);/* round 5 */
  1112 + CAMELLIA_SUBKEY_R(6) = CAMELLIA_SUBKEY_L(6) ^ dw,
  1113 + CAMELLIA_SUBKEY_L(6) = dw;
  1114 + dw = CAMELLIA_SUBKEY_L(7) ^ CAMELLIA_SUBKEY_R(7),
  1115 + dw = CAMELLIA_RL8(dw);/* round 6 */
  1116 + CAMELLIA_SUBKEY_R(7) = CAMELLIA_SUBKEY_L(7) ^ dw,
  1117 + CAMELLIA_SUBKEY_L(7) = dw;
  1118 + dw = CAMELLIA_SUBKEY_L(10) ^ CAMELLIA_SUBKEY_R(10),
  1119 + dw = CAMELLIA_RL8(dw);/* round 7 */
  1120 + CAMELLIA_SUBKEY_R(10) = CAMELLIA_SUBKEY_L(10) ^ dw,
  1121 + CAMELLIA_SUBKEY_L(10) = dw;
  1122 + dw = CAMELLIA_SUBKEY_L(11) ^ CAMELLIA_SUBKEY_R(11),
  1123 + dw = CAMELLIA_RL8(dw);/* round 8 */
  1124 + CAMELLIA_SUBKEY_R(11) = CAMELLIA_SUBKEY_L(11) ^ dw,
  1125 + CAMELLIA_SUBKEY_L(11) = dw;
  1126 + dw = CAMELLIA_SUBKEY_L(12) ^ CAMELLIA_SUBKEY_R(12),
  1127 + dw = CAMELLIA_RL8(dw);/* round 9 */
  1128 + CAMELLIA_SUBKEY_R(12) = CAMELLIA_SUBKEY_L(12) ^ dw,
  1129 + CAMELLIA_SUBKEY_L(12) = dw;
  1130 + dw = CAMELLIA_SUBKEY_L(13) ^ CAMELLIA_SUBKEY_R(13),
  1131 + dw = CAMELLIA_RL8(dw);/* round 10 */
  1132 + CAMELLIA_SUBKEY_R(13) = CAMELLIA_SUBKEY_L(13) ^ dw,
  1133 + CAMELLIA_SUBKEY_L(13) = dw;
  1134 + dw = CAMELLIA_SUBKEY_L(14) ^ CAMELLIA_SUBKEY_R(14),
  1135 + dw = CAMELLIA_RL8(dw);/* round 11 */
  1136 + CAMELLIA_SUBKEY_R(14) = CAMELLIA_SUBKEY_L(14) ^ dw,
  1137 + CAMELLIA_SUBKEY_L(14) = dw;
  1138 + dw = CAMELLIA_SUBKEY_L(15) ^ CAMELLIA_SUBKEY_R(15),
  1139 + dw = CAMELLIA_RL8(dw);/* round 12 */
  1140 + CAMELLIA_SUBKEY_R(15) = CAMELLIA_SUBKEY_L(15) ^ dw,
  1141 + CAMELLIA_SUBKEY_L(15) = dw;
  1142 + dw = CAMELLIA_SUBKEY_L(18) ^ CAMELLIA_SUBKEY_R(18),
  1143 + dw = CAMELLIA_RL8(dw);/* round 13 */
  1144 + CAMELLIA_SUBKEY_R(18) = CAMELLIA_SUBKEY_L(18) ^ dw,
  1145 + CAMELLIA_SUBKEY_L(18) = dw;
  1146 + dw = CAMELLIA_SUBKEY_L(19) ^ CAMELLIA_SUBKEY_R(19),
  1147 + dw = CAMELLIA_RL8(dw);/* round 14 */
  1148 + CAMELLIA_SUBKEY_R(19) = CAMELLIA_SUBKEY_L(19) ^ dw,
  1149 + CAMELLIA_SUBKEY_L(19) = dw;
  1150 + dw = CAMELLIA_SUBKEY_L(20) ^ CAMELLIA_SUBKEY_R(20),
  1151 + dw = CAMELLIA_RL8(dw);/* round 15 */
  1152 + CAMELLIA_SUBKEY_R(20) = CAMELLIA_SUBKEY_L(20) ^ dw,
  1153 + CAMELLIA_SUBKEY_L(20) = dw;
  1154 + dw = CAMELLIA_SUBKEY_L(21) ^ CAMELLIA_SUBKEY_R(21),
  1155 + dw = CAMELLIA_RL8(dw);/* round 16 */
  1156 + CAMELLIA_SUBKEY_R(21) = CAMELLIA_SUBKEY_L(21) ^ dw,
  1157 + CAMELLIA_SUBKEY_L(21) = dw;
  1158 + dw = CAMELLIA_SUBKEY_L(22) ^ CAMELLIA_SUBKEY_R(22),
  1159 + dw = CAMELLIA_RL8(dw);/* round 17 */
  1160 + CAMELLIA_SUBKEY_R(22) = CAMELLIA_SUBKEY_L(22) ^ dw,
  1161 + CAMELLIA_SUBKEY_L(22) = dw;
  1162 + dw = CAMELLIA_SUBKEY_L(23) ^ CAMELLIA_SUBKEY_R(23),
  1163 + dw = CAMELLIA_RL8(dw);/* round 18 */
  1164 + CAMELLIA_SUBKEY_R(23) = CAMELLIA_SUBKEY_L(23) ^ dw,
  1165 + CAMELLIA_SUBKEY_L(23) = dw;
  1166 + dw = CAMELLIA_SUBKEY_L(26) ^ CAMELLIA_SUBKEY_R(26),
  1167 + dw = CAMELLIA_RL8(dw);/* round 19 */
  1168 + CAMELLIA_SUBKEY_R(26) = CAMELLIA_SUBKEY_L(26) ^ dw,
  1169 + CAMELLIA_SUBKEY_L(26) = dw;
  1170 + dw = CAMELLIA_SUBKEY_L(27) ^ CAMELLIA_SUBKEY_R(27),
  1171 + dw = CAMELLIA_RL8(dw);/* round 20 */
  1172 + CAMELLIA_SUBKEY_R(27) = CAMELLIA_SUBKEY_L(27) ^ dw,
  1173 + CAMELLIA_SUBKEY_L(27) = dw;
  1174 + dw = CAMELLIA_SUBKEY_L(28) ^ CAMELLIA_SUBKEY_R(28),
  1175 + dw = CAMELLIA_RL8(dw);/* round 21 */
  1176 + CAMELLIA_SUBKEY_R(28) = CAMELLIA_SUBKEY_L(28) ^ dw,
  1177 + CAMELLIA_SUBKEY_L(28) = dw;
  1178 + dw = CAMELLIA_SUBKEY_L(29) ^ CAMELLIA_SUBKEY_R(29),
  1179 + dw = CAMELLIA_RL8(dw);/* round 22 */
  1180 + CAMELLIA_SUBKEY_R(29) = CAMELLIA_SUBKEY_L(29) ^ dw,
  1181 + CAMELLIA_SUBKEY_L(29) = dw;
  1182 + dw = CAMELLIA_SUBKEY_L(30) ^ CAMELLIA_SUBKEY_R(30),
  1183 + dw = CAMELLIA_RL8(dw);/* round 23 */
  1184 + CAMELLIA_SUBKEY_R(30) = CAMELLIA_SUBKEY_L(30) ^ dw,
  1185 + CAMELLIA_SUBKEY_L(30) = dw;
  1186 + dw = CAMELLIA_SUBKEY_L(31) ^ CAMELLIA_SUBKEY_R(31),
  1187 + dw = CAMELLIA_RL8(dw);/* round 24 */
  1188 + CAMELLIA_SUBKEY_R(31) = CAMELLIA_SUBKEY_L(31) ^ dw,
  1189 + CAMELLIA_SUBKEY_L(31) = dw;
  1190 +
  1191 + return;
  1192 +}
  1193 +
  1194 +static void camellia_setup192(const unsigned char *key, u32 *subkey)
  1195 +{
  1196 + unsigned char kk[32];
  1197 + u32 krll, krlr, krrl,krrr;
  1198 +
  1199 + memcpy(kk, key, 24);
  1200 + memcpy((unsigned char *)&krll, key+16,4);
  1201 + memcpy((unsigned char *)&krlr, key+20,4);
  1202 + krrl = ~krll;
  1203 + krrr = ~krlr;
  1204 + memcpy(kk+24, (unsigned char *)&krrl, 4);
  1205 + memcpy(kk+28, (unsigned char *)&krrr, 4);
  1206 + camellia_setup256(kk, subkey);
  1207 + return;
  1208 +}
  1209 +
  1210 +
  1211 +/**
  1212 + * Stuff related to camellia encryption/decryption
  1213 + */
  1214 +static void camellia_encrypt128(const u32 *subkey, __be32 *io_text)
  1215 +{
  1216 + u32 il,ir,t0,t1; /* temporary valiables */
  1217 +
  1218 + u32 io[4];
  1219 +
  1220 + io[0] = be32_to_cpu(io_text[0]);
  1221 + io[1] = be32_to_cpu(io_text[1]);
  1222 + io[2] = be32_to_cpu(io_text[2]);
  1223 + io[3] = be32_to_cpu(io_text[3]);
  1224 +
  1225 + /* pre whitening but absorb kw2*/
  1226 + io[0] ^= CAMELLIA_SUBKEY_L(0);
  1227 + io[1] ^= CAMELLIA_SUBKEY_R(0);
  1228 + /* main iteration */
  1229 +
  1230 + CAMELLIA_ROUNDSM(io[0],io[1],
  1231 + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2),
  1232 + io[2],io[3],il,ir,t0,t1);
  1233 + CAMELLIA_ROUNDSM(io[2],io[3],
  1234 + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3),
  1235 + io[0],io[1],il,ir,t0,t1);
  1236 + CAMELLIA_ROUNDSM(io[0],io[1],
  1237 + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4),
  1238 + io[2],io[3],il,ir,t0,t1);
  1239 + CAMELLIA_ROUNDSM(io[2],io[3],
  1240 + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5),
  1241 + io[0],io[1],il,ir,t0,t1);
  1242 + CAMELLIA_ROUNDSM(io[0],io[1],
  1243 + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6),
  1244 + io[2],io[3],il,ir,t0,t1);
  1245 + CAMELLIA_ROUNDSM(io[2],io[3],
  1246 + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7),
  1247 + io[0],io[1],il,ir,t0,t1);
  1248 +
  1249 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1250 + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8),
  1251 + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9),
  1252 + t0,t1,il,ir);
  1253 +
  1254 + CAMELLIA_ROUNDSM(io[0],io[1],
  1255 + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10),
  1256 + io[2],io[3],il,ir,t0,t1);
  1257 + CAMELLIA_ROUNDSM(io[2],io[3],
  1258 + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11),
  1259 + io[0],io[1],il,ir,t0,t1);
  1260 + CAMELLIA_ROUNDSM(io[0],io[1],
  1261 + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12),
  1262 + io[2],io[3],il,ir,t0,t1);
  1263 + CAMELLIA_ROUNDSM(io[2],io[3],
  1264 + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13),
  1265 + io[0],io[1],il,ir,t0,t1);
  1266 + CAMELLIA_ROUNDSM(io[0],io[1],
  1267 + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14),
  1268 + io[2],io[3],il,ir,t0,t1);
  1269 + CAMELLIA_ROUNDSM(io[2],io[3],
  1270 + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15),
  1271 + io[0],io[1],il,ir,t0,t1);
  1272 +
  1273 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1274 + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16),
  1275 + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17),
  1276 + t0,t1,il,ir);
  1277 +
  1278 + CAMELLIA_ROUNDSM(io[0],io[1],
  1279 + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18),
  1280 + io[2],io[3],il,ir,t0,t1);
  1281 + CAMELLIA_ROUNDSM(io[2],io[3],
  1282 + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19),
  1283 + io[0],io[1],il,ir,t0,t1);
  1284 + CAMELLIA_ROUNDSM(io[0],io[1],
  1285 + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20),
  1286 + io[2],io[3],il,ir,t0,t1);
  1287 + CAMELLIA_ROUNDSM(io[2],io[3],
  1288 + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21),
  1289 + io[0],io[1],il,ir,t0,t1);
  1290 + CAMELLIA_ROUNDSM(io[0],io[1],
  1291 + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22),
  1292 + io[2],io[3],il,ir,t0,t1);
  1293 + CAMELLIA_ROUNDSM(io[2],io[3],
  1294 + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23),
  1295 + io[0],io[1],il,ir,t0,t1);
  1296 +
  1297 + /* post whitening but kw4 */
  1298 + io[2] ^= CAMELLIA_SUBKEY_L(24);
  1299 + io[3] ^= CAMELLIA_SUBKEY_R(24);
  1300 +
  1301 + t0 = io[0];
  1302 + t1 = io[1];
  1303 + io[0] = io[2];
  1304 + io[1] = io[3];
  1305 + io[2] = t0;
  1306 + io[3] = t1;
  1307 +
  1308 + io_text[0] = cpu_to_be32(io[0]);
  1309 + io_text[1] = cpu_to_be32(io[1]);
  1310 + io_text[2] = cpu_to_be32(io[2]);
  1311 + io_text[3] = cpu_to_be32(io[3]);
  1312 +
  1313 + return;
  1314 +}
  1315 +
  1316 +static void camellia_decrypt128(const u32 *subkey, __be32 *io_text)
  1317 +{
  1318 + u32 il,ir,t0,t1; /* temporary valiables */
  1319 +
  1320 + u32 io[4];
  1321 +
  1322 + io[0] = be32_to_cpu(io_text[0]);
  1323 + io[1] = be32_to_cpu(io_text[1]);
  1324 + io[2] = be32_to_cpu(io_text[2]);
  1325 + io[3] = be32_to_cpu(io_text[3]);
  1326 +
  1327 + /* pre whitening but absorb kw2*/
  1328 + io[0] ^= CAMELLIA_SUBKEY_L(24);
  1329 + io[1] ^= CAMELLIA_SUBKEY_R(24);
  1330 +
  1331 + /* main iteration */
  1332 + CAMELLIA_ROUNDSM(io[0],io[1],
  1333 + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23),
  1334 + io[2],io[3],il,ir,t0,t1);
  1335 + CAMELLIA_ROUNDSM(io[2],io[3],
  1336 + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22),
  1337 + io[0],io[1],il,ir,t0,t1);
  1338 + CAMELLIA_ROUNDSM(io[0],io[1],
  1339 + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21),
  1340 + io[2],io[3],il,ir,t0,t1);
  1341 + CAMELLIA_ROUNDSM(io[2],io[3],
  1342 + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20),
  1343 + io[0],io[1],il,ir,t0,t1);
  1344 + CAMELLIA_ROUNDSM(io[0],io[1],
  1345 + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19),
  1346 + io[2],io[3],il,ir,t0,t1);
  1347 + CAMELLIA_ROUNDSM(io[2],io[3],
  1348 + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18),
  1349 + io[0],io[1],il,ir,t0,t1);
  1350 +
  1351 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1352 + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17),
  1353 + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16),
  1354 + t0,t1,il,ir);
  1355 +
  1356 + CAMELLIA_ROUNDSM(io[0],io[1],
  1357 + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15),
  1358 + io[2],io[3],il,ir,t0,t1);
  1359 + CAMELLIA_ROUNDSM(io[2],io[3],
  1360 + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14),
  1361 + io[0],io[1],il,ir,t0,t1);
  1362 + CAMELLIA_ROUNDSM(io[0],io[1],
  1363 + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13),
  1364 + io[2],io[3],il,ir,t0,t1);
  1365 + CAMELLIA_ROUNDSM(io[2],io[3],
  1366 + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12),
  1367 + io[0],io[1],il,ir,t0,t1);
  1368 + CAMELLIA_ROUNDSM(io[0],io[1],
  1369 + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11),
  1370 + io[2],io[3],il,ir,t0,t1);
  1371 + CAMELLIA_ROUNDSM(io[2],io[3],
  1372 + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10),
  1373 + io[0],io[1],il,ir,t0,t1);
  1374 +
  1375 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1376 + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9),
  1377 + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8),
  1378 + t0,t1,il,ir);
  1379 +
  1380 + CAMELLIA_ROUNDSM(io[0],io[1],
  1381 + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7),
  1382 + io[2],io[3],il,ir,t0,t1);
  1383 + CAMELLIA_ROUNDSM(io[2],io[3],
  1384 + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6),
  1385 + io[0],io[1],il,ir,t0,t1);
  1386 + CAMELLIA_ROUNDSM(io[0],io[1],
  1387 + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5),
  1388 + io[2],io[3],il,ir,t0,t1);
  1389 + CAMELLIA_ROUNDSM(io[2],io[3],
  1390 + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4),
  1391 + io[0],io[1],il,ir,t0,t1);
  1392 + CAMELLIA_ROUNDSM(io[0],io[1],
  1393 + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3),
  1394 + io[2],io[3],il,ir,t0,t1);
  1395 + CAMELLIA_ROUNDSM(io[2],io[3],
  1396 + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2),
  1397 + io[0],io[1],il,ir,t0,t1);
  1398 +
  1399 + /* post whitening but kw4 */
  1400 + io[2] ^= CAMELLIA_SUBKEY_L(0);
  1401 + io[3] ^= CAMELLIA_SUBKEY_R(0);
  1402 +
  1403 + t0 = io[0];
  1404 + t1 = io[1];
  1405 + io[0] = io[2];
  1406 + io[1] = io[3];
  1407 + io[2] = t0;
  1408 + io[3] = t1;
  1409 +
  1410 + io_text[0] = cpu_to_be32(io[0]);
  1411 + io_text[1] = cpu_to_be32(io[1]);
  1412 + io_text[2] = cpu_to_be32(io[2]);
  1413 + io_text[3] = cpu_to_be32(io[3]);
  1414 +
  1415 + return;
  1416 +}
  1417 +
  1418 +
  1419 +/**
  1420 + * stuff for 192 and 256bit encryption/decryption
  1421 + */
  1422 +static void camellia_encrypt256(const u32 *subkey, __be32 *io_text)
  1423 +{
  1424 + u32 il,ir,t0,t1; /* temporary valiables */
  1425 +
  1426 + u32 io[4];
  1427 +
  1428 + io[0] = be32_to_cpu(io_text[0]);
  1429 + io[1] = be32_to_cpu(io_text[1]);
  1430 + io[2] = be32_to_cpu(io_text[2]);
  1431 + io[3] = be32_to_cpu(io_text[3]);
  1432 +
  1433 + /* pre whitening but absorb kw2*/
  1434 + io[0] ^= CAMELLIA_SUBKEY_L(0);
  1435 + io[1] ^= CAMELLIA_SUBKEY_R(0);
  1436 +
  1437 + /* main iteration */
  1438 + CAMELLIA_ROUNDSM(io[0],io[1],
  1439 + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2),
  1440 + io[2],io[3],il,ir,t0,t1);
  1441 + CAMELLIA_ROUNDSM(io[2],io[3],
  1442 + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3),
  1443 + io[0],io[1],il,ir,t0,t1);
  1444 + CAMELLIA_ROUNDSM(io[0],io[1],
  1445 + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4),
  1446 + io[2],io[3],il,ir,t0,t1);
  1447 + CAMELLIA_ROUNDSM(io[2],io[3],
  1448 + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5),
  1449 + io[0],io[1],il,ir,t0,t1);
  1450 + CAMELLIA_ROUNDSM(io[0],io[1],
  1451 + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6),
  1452 + io[2],io[3],il,ir,t0,t1);
  1453 + CAMELLIA_ROUNDSM(io[2],io[3],
  1454 + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7),
  1455 + io[0],io[1],il,ir,t0,t1);
  1456 +
  1457 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1458 + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8),
  1459 + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9),
  1460 + t0,t1,il,ir);
  1461 +
  1462 + CAMELLIA_ROUNDSM(io[0],io[1],
  1463 + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10),
  1464 + io[2],io[3],il,ir,t0,t1);
  1465 + CAMELLIA_ROUNDSM(io[2],io[3],
  1466 + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11),
  1467 + io[0],io[1],il,ir,t0,t1);
  1468 + CAMELLIA_ROUNDSM(io[0],io[1],
  1469 + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12),
  1470 + io[2],io[3],il,ir,t0,t1);
  1471 + CAMELLIA_ROUNDSM(io[2],io[3],
  1472 + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13),
  1473 + io[0],io[1],il,ir,t0,t1);
  1474 + CAMELLIA_ROUNDSM(io[0],io[1],
  1475 + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14),
  1476 + io[2],io[3],il,ir,t0,t1);
  1477 + CAMELLIA_ROUNDSM(io[2],io[3],
  1478 + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15),
  1479 + io[0],io[1],il,ir,t0,t1);
  1480 +
  1481 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1482 + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16),
  1483 + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17),
  1484 + t0,t1,il,ir);
  1485 +
  1486 + CAMELLIA_ROUNDSM(io[0],io[1],
  1487 + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18),
  1488 + io[2],io[3],il,ir,t0,t1);
  1489 + CAMELLIA_ROUNDSM(io[2],io[3],
  1490 + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19),
  1491 + io[0],io[1],il,ir,t0,t1);
  1492 + CAMELLIA_ROUNDSM(io[0],io[1],
  1493 + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20),
  1494 + io[2],io[3],il,ir,t0,t1);
  1495 + CAMELLIA_ROUNDSM(io[2],io[3],
  1496 + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21),
  1497 + io[0],io[1],il,ir,t0,t1);
  1498 + CAMELLIA_ROUNDSM(io[0],io[1],
  1499 + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22),
  1500 + io[2],io[3],il,ir,t0,t1);
  1501 + CAMELLIA_ROUNDSM(io[2],io[3],
  1502 + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23),
  1503 + io[0],io[1],il,ir,t0,t1);
  1504 +
  1505 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1506 + CAMELLIA_SUBKEY_L(24),CAMELLIA_SUBKEY_R(24),
  1507 + CAMELLIA_SUBKEY_L(25),CAMELLIA_SUBKEY_R(25),
  1508 + t0,t1,il,ir);
  1509 +
  1510 + CAMELLIA_ROUNDSM(io[0],io[1],
  1511 + CAMELLIA_SUBKEY_L(26),CAMELLIA_SUBKEY_R(26),
  1512 + io[2],io[3],il,ir,t0,t1);
  1513 + CAMELLIA_ROUNDSM(io[2],io[3],
  1514 + CAMELLIA_SUBKEY_L(27),CAMELLIA_SUBKEY_R(27),
  1515 + io[0],io[1],il,ir,t0,t1);
  1516 + CAMELLIA_ROUNDSM(io[0],io[1],
  1517 + CAMELLIA_SUBKEY_L(28),CAMELLIA_SUBKEY_R(28),
  1518 + io[2],io[3],il,ir,t0,t1);
  1519 + CAMELLIA_ROUNDSM(io[2],io[3],
  1520 + CAMELLIA_SUBKEY_L(29),CAMELLIA_SUBKEY_R(29),
  1521 + io[0],io[1],il,ir,t0,t1);
  1522 + CAMELLIA_ROUNDSM(io[0],io[1],
  1523 + CAMELLIA_SUBKEY_L(30),CAMELLIA_SUBKEY_R(30),
  1524 + io[2],io[3],il,ir,t0,t1);
  1525 + CAMELLIA_ROUNDSM(io[2],io[3],
  1526 + CAMELLIA_SUBKEY_L(31),CAMELLIA_SUBKEY_R(31),
  1527 + io[0],io[1],il,ir,t0,t1);
  1528 +
  1529 + /* post whitening but kw4 */
  1530 + io[2] ^= CAMELLIA_SUBKEY_L(32);
  1531 + io[3] ^= CAMELLIA_SUBKEY_R(32);
  1532 +
  1533 + t0 = io[0];
  1534 + t1 = io[1];
  1535 + io[0] = io[2];
  1536 + io[1] = io[3];
  1537 + io[2] = t0;
  1538 + io[3] = t1;
  1539 +
  1540 + io_text[0] = cpu_to_be32(io[0]);
  1541 + io_text[1] = cpu_to_be32(io[1]);
  1542 + io_text[2] = cpu_to_be32(io[2]);
  1543 + io_text[3] = cpu_to_be32(io[3]);
  1544 +
  1545 + return;
  1546 +}
  1547 +
  1548 +
  1549 +static void camellia_decrypt256(const u32 *subkey, __be32 *io_text)
  1550 +{
  1551 + u32 il,ir,t0,t1; /* temporary valiables */
  1552 +
  1553 + u32 io[4];
  1554 +
  1555 + io[0] = be32_to_cpu(io_text[0]);
  1556 + io[1] = be32_to_cpu(io_text[1]);
  1557 + io[2] = be32_to_cpu(io_text[2]);
  1558 + io[3] = be32_to_cpu(io_text[3]);
  1559 +
  1560 + /* pre whitening but absorb kw2*/
  1561 + io[0] ^= CAMELLIA_SUBKEY_L(32);
  1562 + io[1] ^= CAMELLIA_SUBKEY_R(32);
  1563 +
  1564 + /* main iteration */
  1565 + CAMELLIA_ROUNDSM(io[0],io[1],
  1566 + CAMELLIA_SUBKEY_L(31),CAMELLIA_SUBKEY_R(31),
  1567 + io[2],io[3],il,ir,t0,t1);
  1568 + CAMELLIA_ROUNDSM(io[2],io[3],
  1569 + CAMELLIA_SUBKEY_L(30),CAMELLIA_SUBKEY_R(30),
  1570 + io[0],io[1],il,ir,t0,t1);
  1571 + CAMELLIA_ROUNDSM(io[0],io[1],
  1572 + CAMELLIA_SUBKEY_L(29),CAMELLIA_SUBKEY_R(29),
  1573 + io[2],io[3],il,ir,t0,t1);
  1574 + CAMELLIA_ROUNDSM(io[2],io[3],
  1575 + CAMELLIA_SUBKEY_L(28),CAMELLIA_SUBKEY_R(28),
  1576 + io[0],io[1],il,ir,t0,t1);
  1577 + CAMELLIA_ROUNDSM(io[0],io[1],
  1578 + CAMELLIA_SUBKEY_L(27),CAMELLIA_SUBKEY_R(27),
  1579 + io[2],io[3],il,ir,t0,t1);
  1580 + CAMELLIA_ROUNDSM(io[2],io[3],
  1581 + CAMELLIA_SUBKEY_L(26),CAMELLIA_SUBKEY_R(26),
  1582 + io[0],io[1],il,ir,t0,t1);
  1583 +
  1584 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1585 + CAMELLIA_SUBKEY_L(25),CAMELLIA_SUBKEY_R(25),
  1586 + CAMELLIA_SUBKEY_L(24),CAMELLIA_SUBKEY_R(24),
  1587 + t0,t1,il,ir);
  1588 +
  1589 + CAMELLIA_ROUNDSM(io[0],io[1],
  1590 + CAMELLIA_SUBKEY_L(23),CAMELLIA_SUBKEY_R(23),
  1591 + io[2],io[3],il,ir,t0,t1);
  1592 + CAMELLIA_ROUNDSM(io[2],io[3],
  1593 + CAMELLIA_SUBKEY_L(22),CAMELLIA_SUBKEY_R(22),
  1594 + io[0],io[1],il,ir,t0,t1);
  1595 + CAMELLIA_ROUNDSM(io[0],io[1],
  1596 + CAMELLIA_SUBKEY_L(21),CAMELLIA_SUBKEY_R(21),
  1597 + io[2],io[3],il,ir,t0,t1);
  1598 + CAMELLIA_ROUNDSM(io[2],io[3],
  1599 + CAMELLIA_SUBKEY_L(20),CAMELLIA_SUBKEY_R(20),
  1600 + io[0],io[1],il,ir,t0,t1);
  1601 + CAMELLIA_ROUNDSM(io[0],io[1],
  1602 + CAMELLIA_SUBKEY_L(19),CAMELLIA_SUBKEY_R(19),
  1603 + io[2],io[3],il,ir,t0,t1);
  1604 + CAMELLIA_ROUNDSM(io[2],io[3],
  1605 + CAMELLIA_SUBKEY_L(18),CAMELLIA_SUBKEY_R(18),
  1606 + io[0],io[1],il,ir,t0,t1);
  1607 +
  1608 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1609 + CAMELLIA_SUBKEY_L(17),CAMELLIA_SUBKEY_R(17),
  1610 + CAMELLIA_SUBKEY_L(16),CAMELLIA_SUBKEY_R(16),
  1611 + t0,t1,il,ir);
  1612 +
  1613 + CAMELLIA_ROUNDSM(io[0],io[1],
  1614 + CAMELLIA_SUBKEY_L(15),CAMELLIA_SUBKEY_R(15),
  1615 + io[2],io[3],il,ir,t0,t1);
  1616 + CAMELLIA_ROUNDSM(io[2],io[3],
  1617 + CAMELLIA_SUBKEY_L(14),CAMELLIA_SUBKEY_R(14),
  1618 + io[0],io[1],il,ir,t0,t1);
  1619 + CAMELLIA_ROUNDSM(io[0],io[1],
  1620 + CAMELLIA_SUBKEY_L(13),CAMELLIA_SUBKEY_R(13),
  1621 + io[2],io[3],il,ir,t0,t1);
  1622 + CAMELLIA_ROUNDSM(io[2],io[3],
  1623 + CAMELLIA_SUBKEY_L(12),CAMELLIA_SUBKEY_R(12),
  1624 + io[0],io[1],il,ir,t0,t1);
  1625 + CAMELLIA_ROUNDSM(io[0],io[1],
  1626 + CAMELLIA_SUBKEY_L(11),CAMELLIA_SUBKEY_R(11),
  1627 + io[2],io[3],il,ir,t0,t1);
  1628 + CAMELLIA_ROUNDSM(io[2],io[3],
  1629 + CAMELLIA_SUBKEY_L(10),CAMELLIA_SUBKEY_R(10),
  1630 + io[0],io[1],il,ir,t0,t1);
  1631 +
  1632 + CAMELLIA_FLS(io[0],io[1],io[2],io[3],
  1633 + CAMELLIA_SUBKEY_L(9),CAMELLIA_SUBKEY_R(9),
  1634 + CAMELLIA_SUBKEY_L(8),CAMELLIA_SUBKEY_R(8),
  1635 + t0,t1,il,ir);
  1636 +
  1637 + CAMELLIA_ROUNDSM(io[0],io[1],
  1638 + CAMELLIA_SUBKEY_L(7),CAMELLIA_SUBKEY_R(7),
  1639 + io[2],io[3],il,ir,t0,t1);
  1640 + CAMELLIA_ROUNDSM(io[2],io[3],
  1641 + CAMELLIA_SUBKEY_L(6),CAMELLIA_SUBKEY_R(6),
  1642 + io[0],io[1],il,ir,t0,t1);
  1643 + CAMELLIA_ROUNDSM(io[0],io[1],
  1644 + CAMELLIA_SUBKEY_L(5),CAMELLIA_SUBKEY_R(5),
  1645 + io[2],io[3],il,ir,t0,t1);
  1646 + CAMELLIA_ROUNDSM(io[2],io[3],
  1647 + CAMELLIA_SUBKEY_L(4),CAMELLIA_SUBKEY_R(4),
  1648 + io[0],io[1],il,ir,t0,t1);
  1649 + CAMELLIA_ROUNDSM(io[0],io[1],
  1650 + CAMELLIA_SUBKEY_L(3),CAMELLIA_SUBKEY_R(3),
  1651 + io[2],io[3],il,ir,t0,t1);
  1652 + CAMELLIA_ROUNDSM(io[2],io[3],
  1653 + CAMELLIA_SUBKEY_L(2),CAMELLIA_SUBKEY_R(2),
  1654 + io[0],io[1],il,ir,t0,t1);
  1655 +
  1656 + /* post whitening but kw4 */
  1657 + io[2] ^= CAMELLIA_SUBKEY_L(0);
  1658 + io[3] ^= CAMELLIA_SUBKEY_R(0);
  1659 +
  1660 + t0 = io[0];
  1661 + t1 = io[1];
  1662 + io[0] = io[2];
  1663 + io[1] = io[3];
  1664 + io[2] = t0;
  1665 + io[3] = t1;
  1666 +
  1667 + io_text[0] = cpu_to_be32(io[0]);
  1668 + io_text[1] = cpu_to_be32(io[1]);
  1669 + io_text[2] = cpu_to_be32(io[2]);
  1670 + io_text[3] = cpu_to_be32(io[3]);
  1671 +
  1672 + return;
  1673 +}
  1674 +
  1675 +
  1676 +static int
  1677 +camellia_set_key(struct crypto_tfm *tfm, const u8 *in_key,
  1678 + unsigned int key_len)
  1679 +{
  1680 + struct camellia_ctx *cctx = crypto_tfm_ctx(tfm);
  1681 + const unsigned char *key = (const unsigned char *)in_key;
  1682 + u32 *flags = &tfm->crt_flags;
  1683 +
  1684 + if (key_len != 16 && key_len != 24 && key_len != 32) {
  1685 + *flags |= CRYPTO_TFM_RES_BAD_KEY_LEN;
  1686 + return -EINVAL;
  1687 + }
  1688 +
  1689 + cctx->key_length = key_len;
  1690 +
  1691 + switch(key_len) {
  1692 + case 16:
  1693 + camellia_setup128(key, cctx->key_table);
  1694 + break;
  1695 + case 24:
  1696 + camellia_setup192(key, cctx->key_table);
  1697 + break;
  1698 + case 32:
  1699 + camellia_setup256(key, cctx->key_table);
  1700 + break;
  1701 + default:
  1702 + break;
  1703 + }
  1704 +
  1705 + return 0;
  1706 +}
  1707 +
  1708 +
  1709 +static void camellia_encrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
  1710 +{
  1711 + const struct camellia_ctx *cctx = crypto_tfm_ctx(tfm);
  1712 + const __be32 *src = (const __be32 *)in;
  1713 + __be32 *dst = (__be32 *)out;
  1714 +
  1715 + __be32 tmp[4];
  1716 +
  1717 + memcpy(tmp, src, CAMELLIA_BLOCK_SIZE);
  1718 +
  1719 + switch (cctx->key_length) {
  1720 + case 16:
  1721 + camellia_encrypt128(cctx->key_table, tmp);
  1722 + break;
  1723 + case 24:
  1724 + /* fall through */
  1725 + case 32:
  1726 + camellia_encrypt256(cctx->key_table, tmp);
  1727 + break;
  1728 + default:
  1729 + break;
  1730 + }
  1731 +
  1732 + memcpy(dst, tmp, CAMELLIA_BLOCK_SIZE);
  1733 +}
  1734 +
  1735 +
  1736 +static void camellia_decrypt(struct crypto_tfm *tfm, u8 *out, const u8 *in)
  1737 +{
  1738 + const struct camellia_ctx *cctx = crypto_tfm_ctx(tfm);
  1739 + const __be32 *src = (const __be32 *)in;
  1740 + __be32 *dst = (__be32 *)out;
  1741 +
  1742 + __be32 tmp[4];
  1743 +
  1744 + memcpy(tmp, src, CAMELLIA_BLOCK_SIZE);
  1745 +
  1746 + switch (cctx->key_length) {
  1747 + case 16:
  1748 + camellia_decrypt128(cctx->key_table, tmp);
  1749 + break;
  1750 + case 24:
  1751 + /* fall through */
  1752 + case 32:
  1753 + camellia_decrypt256(cctx->key_table, tmp);
  1754 + break;
  1755 + default:
  1756 + break;
  1757 + }
  1758 +
  1759 + memcpy(dst, tmp, CAMELLIA_BLOCK_SIZE);
  1760 +}
  1761 +
  1762 +
  1763 +static struct crypto_alg camellia_alg = {
  1764 + .cra_name = "camellia",
  1765 + .cra_driver_name = "camellia-generic",
  1766 + .cra_priority = 100,
  1767 + .cra_flags = CRYPTO_ALG_TYPE_CIPHER,
  1768 + .cra_blocksize = CAMELLIA_BLOCK_SIZE,
  1769 + .cra_ctxsize = sizeof(struct camellia_ctx),
  1770 + .cra_alignmask = 3,
  1771 + .cra_module = THIS_MODULE,
  1772 + .cra_list = LIST_HEAD_INIT(camellia_alg.cra_list),
  1773 + .cra_u = {
  1774 + .cipher = {
  1775 + .cia_min_keysize = CAMELLIA_MIN_KEY_SIZE,
  1776 + .cia_max_keysize = CAMELLIA_MAX_KEY_SIZE,
  1777 + .cia_setkey = camellia_set_key,
  1778 + .cia_encrypt = camellia_encrypt,
  1779 + .cia_decrypt = camellia_decrypt
  1780 + }
  1781 + }
  1782 +};
  1783 +
  1784 +static int __init camellia_init(void)
  1785 +{
  1786 + return crypto_register_alg(&camellia_alg);
  1787 +}
  1788 +
  1789 +
  1790 +static void __exit camellia_fini(void)
  1791 +{
  1792 + crypto_unregister_alg(&camellia_alg);
  1793 +}
  1794 +
  1795 +
  1796 +module_init(camellia_init);
  1797 +module_exit(camellia_fini);
  1798 +
  1799 +
  1800 +MODULE_DESCRIPTION("Camellia Cipher Algorithm");
  1801 +MODULE_LICENSE("GPL");