const BLOCK_LEN: usize = 16;
const CAMELLIA_BLOCK_SIZE: usize = 16;
const CAMELLIA_TABLE_BYTE_LEN: usize = 272;
const CAMELLIA_TABLE_WORD_LEN: usize = CAMELLIA_TABLE_BYTE_LEN / 4;
const KEY_TABLE_LEN: usize = CAMELLIA_TABLE_WORD_LEN;
type KeyTable = [u32; KEY_TABLE_LEN];
macro_rules! impl_camellia {
($name:tt, $key_len:tt, $key_set_up_fn:tt, $enc_fn:tt, $dec_fn:tt) => {
#[derive(Clone)]
pub struct $name {
subkey: [u32; KEY_TABLE_LEN],
}
impl $name {
pub const KEY_LEN: usize = $key_len;
pub const BLOCK_LEN: usize = BLOCK_LEN;
pub fn new(key: &[u8]) -> Self {
assert_eq!(key.len(), Self::KEY_LEN);
let mut subkey = [0u32; KEY_TABLE_LEN];
$key_set_up_fn(key, &mut subkey);
Self { subkey }
}
pub fn encrypt(&self, block: &mut [u8]) {
$enc_fn(&self.subkey, block)
}
pub fn decrypt(&self, block: &mut [u8]) {
$dec_fn(&self.subkey, block)
}
}
}
}
impl_camellia!(Camellia128, 16, camellia_setup128, camellia_encrypt128, camellia_decrypt128);
impl_camellia!(Camellia192, 24, camellia_setup192, camellia_encrypt256, camellia_decrypt256);
impl_camellia!(Camellia256, 32, camellia_setup256, camellia_encrypt256, camellia_decrypt256);
impl core::fmt::Debug for Camellia128 {
fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
f.debug_struct("Camellia128").finish()
}
}
impl core::fmt::Debug for Camellia192 {
fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
f.debug_struct("Camellia192").finish()
}
}
impl core::fmt::Debug for Camellia256 {
fn fmt(&self, f: &mut core::fmt::Formatter) -> core::fmt::Result {
f.debug_struct("Camellia256").finish()
}
}
const CAMELLIA_SP1110: [u32; 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,
];
const CAMELLIA_SP0222: [u32; 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,
];
const CAMELLIA_SP3033: [u32; 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,
];
const CAMELLIA_SP4404: [u32; 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,
];
const CAMELLIA_SIGMA1L: u32 = 0xA09E667F;
const CAMELLIA_SIGMA1R: u32 = 0x3BCC908B;
const CAMELLIA_SIGMA2L: u32 = 0xB67AE858;
const CAMELLIA_SIGMA2R: u32 = 0x4CAA73B2;
const CAMELLIA_SIGMA3L: u32 = 0xC6EF372F;
const CAMELLIA_SIGMA3R: u32 = 0xE94F82BE;
const CAMELLIA_SIGMA4L: u32 = 0x54FF53A5;
const CAMELLIA_SIGMA4R: u32 = 0xF1D36F1C;
const CAMELLIA_SIGMA5L: u32 = 0x10E527FA;
const CAMELLIA_SIGMA5R: u32 = 0xDE682D1D;
const CAMELLIA_SIGMA6L: u32 = 0xB05688C2;
const CAMELLIA_SIGMA6R: u32 = 0xB3E6C1FD;
macro_rules! camellia_rr8 {
($v:ident) => (
$v.rotate_right(8)
)
}
macro_rules! camellia_rl1 {
($v:expr) => (
$v.rotate_left(1)
)
}
macro_rules! camellia_rl8 {
($v:ident) => (
$v.rotate_left(8)
)
}
macro_rules! camellia_roldq {
($ll:ident, $lr:ident, $rl:ident, $rr:ident, $w0:ident, $w1:ident, $bits:tt) => {
$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 - $bits));
}
}
macro_rules! camellia_roldqo32 {
($ll:ident, $lr:ident, $rl:ident, $rr:ident, $w0:ident, $w1:ident, $bits:tt) => {
$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 - $bits));
}
}
macro_rules! camellia_f {
($xl:ident, $xr:ident, $kl:ident, $kr:ident, $yl:ident, $yr:ident, $il:ident, $ir:ident, $t0:ident, $t1:ident) => {
$il = $xl ^ $kl;
$ir = $xr ^ $kr;
$t0 = $il >> 16;
$t1 = $ir >> 16;
$yl = CAMELLIA_SP1110[($ir & 0xff) as usize]
^ CAMELLIA_SP0222[(($t1 >> 8) & 0xff) as usize]
^ CAMELLIA_SP3033[($t1 & 0xff) as usize]
^ CAMELLIA_SP4404[(($ir >> 8) & 0xff) as usize];
$yr = CAMELLIA_SP1110[(($t0 >> 8) & 0xff) as usize]
^ CAMELLIA_SP0222[($t0 & 0xff) as usize]
^ CAMELLIA_SP3033[(($il >> 8) & 0xff) as usize]
^ CAMELLIA_SP4404[($il & 0xff) as usize];
$yl ^= $yr;
$yr = camellia_rr8!($yr);
$yr ^= $yl;
}
}
macro_rules! camellia_fls {
($ll:expr, $lr:expr, $rl:expr, $rr:expr, $kll:expr, $klr:expr, $krl:expr, $krr:expr, $t0:expr, $t1:expr, $t2:expr, $t3:expr) => {
$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);
}
}
macro_rules! camellia_roundsm {
($xl:expr, $xr:expr, $kl:expr, $kr:expr, $yl:expr, $yr:expr, $il:ident, $ir:expr, $t0:expr, $t1:expr) => {
$ir = CAMELLIA_SP1110[($xr & 0xff) as usize]
^ CAMELLIA_SP0222[(($xr >> 24) & 0xff) as usize]
^ CAMELLIA_SP3033[(($xr >> 16) & 0xff) as usize]
^ CAMELLIA_SP4404[(($xr >> 8) & 0xff) as usize];
$il = CAMELLIA_SP1110[(($xl >> 24) & 0xff) as usize]
^ CAMELLIA_SP0222[(($xl >> 16) & 0xff) as usize]
^ CAMELLIA_SP3033[(($xl >> 8) & 0xff) as usize]
^ CAMELLIA_SP4404[($xl & 0xff) as usize];
$il ^= $kl;
$ir ^= $kr;
$ir ^= $il;
$il = camellia_rr8!($il);
$il ^= $ir;
$yl ^= $ir;
$yr ^= $il;
}
}
macro_rules! camellia_subkey_l {
($subkey:ident, $index:tt) => ( $subkey[$index * 2])
}
macro_rules! camellia_subkey_r {
($subkey:ident, $index:tt) => ( $subkey[$index * 2 + 1])
}
fn camellia_setup128(key: &[u8], subkey: &mut [u32; KEY_TABLE_LEN]) {
debug_assert_eq!(key.len(), 16);
let mut kll = 0u32;
let mut klr = 0u32;
let mut krl = 0u32;
let mut krr = 0u32;
let mut il = 0u32;
let mut ir = 0u32;
let mut t0 = 0u32;
let mut t1 = 0u32;
let mut w0 = 0u32;
let mut w1 = 0u32;
let mut kw4l = 0u32;
let mut kw4r = 0u32;
let mut dw = 0u32;
let mut tl = 0u32;
let mut tr = 0u32;
let mut subl = [0u32; 26];
let mut subr = [0u32; 26];
kll = u32::from_be_bytes([key[ 0], key[ 1], key[ 2], key[ 3]]);
klr = u32::from_be_bytes([key[ 4], key[ 5], key[ 6], key[ 7]]);
krl = u32::from_be_bytes([key[ 8], key[ 9], key[10], key[11]]);
krr = u32::from_be_bytes([key[12], key[13], key[14], key[15]]);
subl[0] = kll; subr[0] = klr;
subl[1] = krl; subr[1] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[4] = kll; subr[4] = klr;
subl[5] = krl; subr[5] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 30);
subl[10] = kll; subr[10] = klr;
subl[11] = krl; subr[11] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[13] = krl; subr[13] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 17);
subl[16] = kll; subr[16] = klr;
subl[17] = krl; subr[17] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 17);
subl[18] = kll; subr[18] = klr;
subl[19] = krl; subr[19] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 17);
subl[22] = kll; subr[22] = klr;
subl[23] = krl; subr[23] = krr;
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);
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;
subl[2] = kll; subr[2] = klr;
subl[3] = krl; subr[3] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[6] = kll; subr[6] = klr;
subl[7] = krl; subr[7] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[8] = kll; subr[8] = klr;
subl[9] = krl; subr[9] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[12] = kll; subr[12] = klr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[14] = kll; subr[14] = klr;
subl[15] = krl; subr[15] = krr;
camellia_roldqo32!(kll, klr, krl, krr, w0, w1, 34);
subl[20] = kll; subr[20] = klr;
subl[21] = krl; subr[21] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 17);
subl[24] = kll; subr[24] = klr;
subl[25] = krl; subr[25] = krr;
subl[3] ^= subl[1]; subr[3] ^= subr[1];
subl[5] ^= subl[1]; subr[5] ^= subr[1];
subl[7] ^= subl[1]; subr[7] ^= subr[1];
subl[1] ^= subr[1] & !subr[9];
dw = subl[1] & subl[9]; subr[1] ^= camellia_rl1!(dw);
subl[11] ^= subl[1]; subr[11] ^= subr[1];
subl[13] ^= subl[1]; subr[13] ^= subr[1];
subl[15] ^= subl[1]; subr[15] ^= subr[1];
subl[1] ^= subr[1] & !subr[17];
dw = subl[1] & subl[17]; subr[1] ^= camellia_rl1!(dw);
subl[19] ^= subl[1]; subr[19] ^= subr[1];
subl[21] ^= subl[1]; subr[21] ^= subr[1];
subl[23] ^= subl[1]; subr[23] ^= subr[1];
subl[24] ^= subl[1]; subr[24] ^= subr[1];
kw4l = subl[25]; kw4r = subr[25];
subl[22] ^= kw4l; subr[22] ^= kw4r;
subl[20] ^= kw4l; subr[20] ^= kw4r;
subl[18] ^= kw4l; subr[18] ^= kw4r;
kw4l ^= kw4r & !subr[16];
dw = kw4l & subl[16]; kw4r ^= camellia_rl1!(dw);
subl[14] ^= kw4l; subr[14] ^= kw4r;
subl[12] ^= kw4l; subr[12] ^= kw4r;
subl[10] ^= kw4l; subr[10] ^= kw4r;
kw4l ^= kw4r & !subr[8];
dw = kw4l & subl[8]; kw4r ^= camellia_rl1!(dw);
subl[6] ^= kw4l; subr[6] ^= kw4r;
subl[4] ^= kw4l; subr[4] ^= kw4r;
subl[2] ^= kw4l; subr[2] ^= kw4r;
subl[0] ^= kw4l; subr[0] ^= kw4r;
subkey[0 * 2] = subl[0] ^ subl[2];
subkey[0 * 2 + 1] = subr[0] ^ subr[2];
subkey[2 * 2] = subl[3];
subkey[2 * 2 + 1] = subr[3];
subkey[3 * 2] = subl[2] ^ subl[4];
subkey[3 * 2 + 1] = subr[2] ^ subr[4];
subkey[4 * 2] = subl[3] ^ subl[5];
subkey[4 * 2 + 1] = subr[3] ^ subr[5];
subkey[5 * 2] = subl[4] ^ subl[6];
subkey[5 * 2 + 1] = subr[4] ^ subr[6];
subkey[6 * 2] = subl[5] ^ subl[7];
subkey[6 * 2 + 1] = subr[5] ^ subr[7];
tl = subl[10] ^ (subr[10] & !subr[8]);
dw = tl & subl[8]; tr = subr[10] ^ camellia_rl1!(dw);
subkey[7 * 2] = subl[6] ^ tl;
subkey[7 * 2 + 1] = subr[6] ^ tr;
subkey[8 * 2] = subl[8];
subkey[8 * 2 + 1] = subr[8];
subkey[9 * 2] = subl[9];
subkey[9 * 2 + 1] = subr[9];
tl = subl[7] ^ (subr[7] & !subr[9]);
dw = tl & subl[9]; tr = subr[7] ^ camellia_rl1!(dw);
subkey[10 * 2] = tl ^ subl[11];
subkey[10 * 2 + 1] = tr ^ subr[11];
subkey[11 * 2] = subl[10] ^ subl[12];
subkey[11 * 2 + 1] = subr[10] ^ subr[12];
subkey[12 * 2] = subl[11] ^ subl[13];
subkey[12 * 2 + 1] = subr[11] ^ subr[13];
subkey[13 * 2] = subl[12] ^ subl[14];
subkey[13 * 2 + 1] = subr[12] ^ subr[14];
subkey[14 * 2] = subl[13] ^ subl[15];
subkey[14 * 2 + 1] = subr[13] ^ subr[15];
tl = subl[18] ^ (subr[18] & !subr[16]);
dw = tl & subl[16]; tr = subr[18] ^ camellia_rl1!(dw);
subkey[15 * 2] = subl[14] ^ tl;
subkey[15 * 2 + 1] = subr[14] ^ tr;
subkey[16 * 2] = subl[16];
subkey[16 * 2 + 1] = subr[16];
subkey[17 * 2] = subl[17];
subkey[17 * 2 + 1] = subr[17];
tl = subl[15] ^ (subr[15] & !subr[17]);
dw = tl & subl[17]; tr = subr[15] ^ camellia_rl1!(dw);
subkey[18 * 2] = tl ^ subl[19];
subkey[18 * 2 + 1] = tr ^ subr[19];
subkey[19 * 2] = subl[18] ^ subl[20];
subkey[19 * 2 + 1] = subr[18] ^ subr[20];
subkey[20 * 2] = subl[19] ^ subl[21];
subkey[20 * 2 + 1] = subr[19] ^ subr[21];
subkey[21 * 2] = subl[20] ^ subl[22];
subkey[21 * 2 + 1] = subr[20] ^ subr[22];
subkey[22 * 2] = subl[21] ^ subl[23];
subkey[22 * 2 + 1] = subr[21] ^ subr[23];
subkey[23 * 2] = subl[22];
subkey[23 * 2 + 1] = subr[22];
subkey[24 * 2] = subl[24] ^ subl[23];
subkey[24 * 2 + 1] = subr[24] ^ subr[23];
dw = camellia_subkey_l!(subkey, 2) ^ camellia_subkey_r!(subkey, 2); dw = camellia_rl8!(dw);
subkey[2 * 2 + 1] = camellia_subkey_l!(subkey, 2) ^ dw; subkey[2 * 2] = dw;
dw = camellia_subkey_l!(subkey, 3) ^ camellia_subkey_r!(subkey, 3); dw = camellia_rl8!(dw);
subkey[3 * 2 + 1] = camellia_subkey_l!(subkey, 3) ^ dw; subkey[3 * 2] = dw;
dw = camellia_subkey_l!(subkey, 4) ^ camellia_subkey_r!(subkey, 4); dw = camellia_rl8!(dw);
subkey[4 * 2 + 1] = camellia_subkey_l!(subkey, 4) ^ dw; subkey[4 * 2] = dw;
dw = camellia_subkey_l!(subkey, 5) ^ camellia_subkey_r!(subkey, 5); dw = camellia_rl8!(dw);
subkey[5 * 2 + 1] = camellia_subkey_l!(subkey, 5) ^ dw; subkey[5 * 2] = dw;
dw = camellia_subkey_l!(subkey, 6) ^ camellia_subkey_r!(subkey, 6); dw = camellia_rl8!(dw);
subkey[6 * 2 + 1] = camellia_subkey_l!(subkey, 6) ^ dw; subkey[6 * 2] = dw;
dw = camellia_subkey_l!(subkey, 7) ^ camellia_subkey_r!(subkey, 7); dw = camellia_rl8!(dw);
subkey[7 * 2 + 1] = camellia_subkey_l!(subkey, 7) ^ dw; subkey[7 * 2] = dw;
dw = camellia_subkey_l!(subkey, 10) ^ camellia_subkey_r!(subkey, 10); dw = camellia_rl8!(dw);
subkey[10 * 2 + 1] = camellia_subkey_l!(subkey, 10) ^ dw; subkey[10 * 2] = dw;
dw = camellia_subkey_l!(subkey, 11) ^ camellia_subkey_r!(subkey, 11); dw = camellia_rl8!(dw);
subkey[11 * 2 + 1] = camellia_subkey_l!(subkey, 11) ^ dw; subkey[11 * 2] = dw;
dw = camellia_subkey_l!(subkey, 12) ^ camellia_subkey_r!(subkey, 12); dw = camellia_rl8!(dw);
subkey[12 * 2 + 1] = camellia_subkey_l!(subkey, 12) ^ dw; subkey[12 * 2] = dw;
dw = camellia_subkey_l!(subkey, 13) ^ camellia_subkey_r!(subkey, 13); dw = camellia_rl8!(dw);
subkey[13 * 2 + 1] = camellia_subkey_l!(subkey, 13) ^ dw; subkey[13 * 2] = dw;
dw = camellia_subkey_l!(subkey, 14) ^ camellia_subkey_r!(subkey, 14); dw = camellia_rl8!(dw);
subkey[14 * 2 + 1] = camellia_subkey_l!(subkey, 14) ^ dw; subkey[14 * 2] = dw;
dw = camellia_subkey_l!(subkey, 15) ^ camellia_subkey_r!(subkey, 15); dw = camellia_rl8!(dw);
subkey[15 * 2 + 1] = camellia_subkey_l!(subkey, 15) ^ dw; subkey[15 * 2] = dw;
dw = camellia_subkey_l!(subkey, 18) ^ camellia_subkey_r!(subkey, 18); dw = camellia_rl8!(dw);
subkey[18 * 2 + 1] = camellia_subkey_l!(subkey, 18) ^ dw; subkey[18 * 2] = dw;
dw = camellia_subkey_l!(subkey, 19) ^ camellia_subkey_r!(subkey, 19); dw = camellia_rl8!(dw);
subkey[19 * 2 + 1] = camellia_subkey_l!(subkey, 19) ^ dw; subkey[19 * 2] = dw;
dw = camellia_subkey_l!(subkey, 20) ^ camellia_subkey_r!(subkey, 20); dw = camellia_rl8!(dw);
subkey[20 * 2 + 1] = camellia_subkey_l!(subkey, 20) ^ dw; subkey[20 * 2] = dw;
dw = camellia_subkey_l!(subkey, 21) ^ camellia_subkey_r!(subkey, 21); dw = camellia_rl8!(dw);
subkey[21 * 2 + 1] = camellia_subkey_l!(subkey, 21) ^ dw; subkey[21 * 2] = dw;
dw = camellia_subkey_l!(subkey, 22) ^ camellia_subkey_r!(subkey, 22); dw = camellia_rl8!(dw);
subkey[22 * 2 + 1] = camellia_subkey_l!(subkey, 22) ^ dw; subkey[22 * 2] = dw;
dw = camellia_subkey_l!(subkey, 23) ^ camellia_subkey_r!(subkey, 23); dw = camellia_rl8!(dw);
subkey[23 * 2 + 1] = camellia_subkey_l!(subkey, 23) ^ dw; subkey[23 * 2] = dw;
}
fn camellia_setup256(key: &[u8], subkey: &mut [u32; KEY_TABLE_LEN]) {
debug_assert_eq!(key.len(), 32);
let mut kll = 0u32;
let mut klr = 0u32;
let mut krl = 0u32;
let mut krr = 0u32;
let mut krll = 0u32;
let mut krlr = 0u32;
let mut krrl = 0u32;
let mut krrr = 0u32;
let mut il = 0u32;
let mut ir = 0u32;
let mut t0 = 0u32;
let mut t1 = 0u32;
let mut w0 = 0u32;
let mut w1 = 0u32;
let mut kw4l = 0u32;
let mut kw4r = 0u32;
let mut dw = 0u32;
let mut tl = 0u32;
let mut tr = 0u32;
let mut subl = [0u32; 34];
let mut subr = [0u32; 34];
kll = u32::from_be_bytes([key[ 0], key[ 1], key[ 2], key[ 3]]);
klr = u32::from_be_bytes([key[ 4], key[ 5], key[ 6], key[ 7]]);
krl = u32::from_be_bytes([key[ 8], key[ 9], key[10], key[11]]);
krr = u32::from_be_bytes([key[12], key[13], key[14], key[15]]);
krll = u32::from_be_bytes([key[16], key[17], key[18], key[19]]);
krlr = u32::from_be_bytes([key[20], key[21], key[22], key[23]]);
krrl = u32::from_be_bytes([key[24], key[25], key[26], key[27]]);
krrr = u32::from_be_bytes([key[28], key[29], key[30], key[31]]);
subl[0] = kll; subr[0] = klr;
subl[1] = krl; subr[1] = krr;
camellia_roldqo32!(kll, klr, krl, krr, w0, w1, 45);
subl[12] = kll; subr[12] = klr;
subl[13] = krl; subr[13] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[16] = kll; subr[16] = klr;
subl[17] = krl; subr[17] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 17);
subl[22] = kll; subr[22] = klr;
subl[23] = krl; subr[23] = krr;
camellia_roldqo32!(kll, klr, krl, krr, w0, w1, 34);
subl[30] = kll; subr[30] = klr;
subl[31] = krl; subr[31] = krr;
camellia_roldq!(krll, krlr, krrl, krrr, w0, w1, 15);
subl[4] = krll; subr[4] = krlr;
subl[5] = krrl; subr[5] = krrr;
camellia_roldq!(krll, krlr, krrl, krrr, w0, w1, 15);
subl[8] = krll; subr[8] = krlr;
subl[9] = krrl; subr[9] = krrr;
camellia_roldq!(krll, krlr, krrl, krrr, w0, w1, 30);
subl[18] = krll; subr[18] = krlr;
subl[19] = krrl; subr[19] = krrr;
camellia_roldqo32!(krll, krlr, krrl, krrr, w0, w1, 34);
subl[26] = krll; subr[26] = krlr;
subl[27] = krrl; subr[27] = krrr;
camellia_roldqo32!(krll, krlr, krrl, krrr, w0, w1, 34);
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;
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;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 15);
subl[6] = kll; subr[6] = klr;
subl[7] = krl; subr[7] = krr;
camellia_roldq!(kll, klr, krl, krr, w0, w1, 30);
subl[14] = kll; subr[14] = klr;
subl[15] = krl; subr[15] = krr;
subl[24] = klr; subr[24] = krl;
subl[25] = krr; subr[25] = kll;
camellia_roldqo32!(kll, klr, krl, krr, w0, w1, 49);
subl[28] = kll; subr[28] = klr;
subl[29] = krl; subr[29] = krr;
subl[2] = krll; subr[2] = krlr;
subl[3] = krrl; subr[3] = krrr;
camellia_roldq!(krll, krlr, krrl, krrr, w0, w1, 30);
subl[10] = krll; subr[10] = krlr;
subl[11] = krrl; subr[11] = krrr;
camellia_roldq!(krll, krlr, krrl, krrr, w0, w1, 30);
subl[20] = krll; subr[20] = krlr;
subl[21] = krrl; subr[21] = krrr;
camellia_roldqo32!(krll, krlr, krrl, krrr, w0, w1, 51);
subl[32] = krll; subr[32] = krlr;
subl[33] = krrl; subr[33] = krrr;
subl[3] ^= subl[1]; subr[3] ^= subr[1];
subl[5] ^= subl[1]; subr[5] ^= subr[1];
subl[7] ^= subl[1]; subr[7] ^= subr[1];
subl[1] ^= subr[1] & !subr[9];
dw = subl[1] & subl[9]; subr[1] ^= camellia_rl1!(dw);
subl[11] ^= subl[1]; subr[11] ^= subr[1];
subl[13] ^= subl[1]; subr[13] ^= subr[1];
subl[15] ^= subl[1]; subr[15] ^= subr[1];
subl[1] ^= subr[1] & !subr[17];
dw = subl[1] & subl[17]; subr[1] ^= camellia_rl1!(dw);
subl[19] ^= subl[1]; subr[19] ^= subr[1];
subl[21] ^= subl[1]; subr[21] ^= subr[1];
subl[23] ^= subl[1]; subr[23] ^= subr[1];
subl[1] ^= subr[1] & !subr[25];
dw = subl[1] & subl[25]; subr[1] ^= camellia_rl1!(dw);
subl[27] ^= subl[1]; subr[27] ^= subr[1];
subl[29] ^= subl[1]; subr[29] ^= subr[1];
subl[31] ^= subl[1]; subr[31] ^= subr[1];
subl[32] ^= subl[1]; subr[32] ^= subr[1];
kw4l = subl[33]; kw4r = subr[33];
subl[30] ^= kw4l; subr[30] ^= kw4r;
subl[28] ^= kw4l; subr[28] ^= kw4r;
subl[26] ^= kw4l; subr[26] ^= kw4r;
kw4l ^= kw4r & !subr[24];
dw = kw4l & subl[24]; kw4r ^= camellia_rl1!(dw);
subl[22] ^= kw4l; subr[22] ^= kw4r;
subl[20] ^= kw4l; subr[20] ^= kw4r;
subl[18] ^= kw4l; subr[18] ^= kw4r;
kw4l ^= kw4r & !subr[16];
dw = kw4l & subl[16]; kw4r ^= camellia_rl1!(dw);
subl[14] ^= kw4l; subr[14] ^= kw4r;
subl[12] ^= kw4l; subr[12] ^= kw4r;
subl[10] ^= kw4l; subr[10] ^= kw4r;
kw4l ^= kw4r & !subr[8];
dw = kw4l & subl[8]; kw4r ^= camellia_rl1!(dw);
subl[6] ^= kw4l; subr[6] ^= kw4r;
subl[4] ^= kw4l; subr[4] ^= kw4r;
subl[2] ^= kw4l; subr[2] ^= kw4r;
subl[0] ^= kw4l; subr[0] ^= kw4r;
subkey[0 * 2] = subl[0] ^ subl[2];
subkey[0 * 2 + 1] = subr[0] ^ subr[2];
subkey[2 * 2] = subl[3];
subkey[2 * 2 + 1] = subr[3];
subkey[3 * 2] = subl[2] ^ subl[4];
subkey[3 * 2 + 1] = subr[2] ^ subr[4];
subkey[4 * 2] = subl[3] ^ subl[5];
subkey[4 * 2 + 1] = subr[3] ^ subr[5];
subkey[5 * 2] = subl[4] ^ subl[6];
subkey[5 * 2 + 1] = subr[4] ^ subr[6];
subkey[6 * 2] = subl[5] ^ subl[7];
subkey[6 * 2 + 1] = subr[5] ^ subr[7];
tl = subl[10] ^ (subr[10] & !subr[8]);
dw = tl & subl[8]; tr = subr[10] ^ camellia_rl1!(dw);
subkey[7 * 2] = subl[6] ^ tl;
subkey[7 * 2 + 1] = subr[6] ^ tr;
subkey[8 * 2] = subl[8];
subkey[8 * 2 + 1] = subr[8];
subkey[9 * 2] = subl[9];
subkey[9 * 2 + 1] = subr[9];
tl = subl[7] ^ (subr[7] & !subr[9]);
dw = tl & subl[9]; tr = subr[7] ^ camellia_rl1!(dw);
subkey[10 * 2] = tl ^ subl[11];
subkey[10 * 2 + 1] = tr ^ subr[11];
subkey[11 * 2] = subl[10] ^ subl[12];
subkey[11 * 2 + 1] = subr[10] ^ subr[12];
subkey[12 * 2] = subl[11] ^ subl[13];
subkey[12 * 2 + 1] = subr[11] ^ subr[13];
subkey[13 * 2] = subl[12] ^ subl[14];
subkey[13 * 2 + 1] = subr[12] ^ subr[14];
subkey[14 * 2] = subl[13] ^ subl[15];
subkey[14 * 2 + 1] = subr[13] ^ subr[15];
tl = subl[18] ^ (subr[18] & !subr[16]);
dw = tl & subl[16]; tr = subr[18] ^ camellia_rl1!(dw);
subkey[15 * 2] = subl[14] ^ tl;
subkey[15 * 2 + 1] = subr[14] ^ tr;
subkey[16 * 2] = subl[16];
subkey[16 * 2 + 1] = subr[16];
subkey[17 * 2] = subl[17];
subkey[17 * 2 + 1] = subr[17];
tl = subl[15] ^ (subr[15] & !subr[17]);
dw = tl & subl[17]; tr = subr[15] ^ camellia_rl1!(dw);
subkey[18 * 2] = tl ^ subl[19];
subkey[18 * 2 + 1] = tr ^ subr[19];
subkey[19 * 2] = subl[18] ^ subl[20];
subkey[19 * 2 + 1] = subr[18] ^ subr[20];
subkey[20 * 2] = subl[19] ^ subl[21];
subkey[20 * 2 + 1] = subr[19] ^ subr[21];
subkey[21 * 2] = subl[20] ^ subl[22];
subkey[21 * 2 + 1] = subr[20] ^ subr[22];
subkey[22 * 2] = subl[21] ^ subl[23];
subkey[22 * 2 + 1] = subr[21] ^ subr[23];
tl = subl[26] ^ (subr[26] & !subr[24]);
dw = tl & subl[24]; tr = subr[26] ^ camellia_rl1!(dw);
subkey[23 * 2] = subl[22] ^ tl;
subkey[23 * 2 + 1] = subr[22] ^ tr;
subkey[24 * 2] = subl[24];
subkey[24 * 2 + 1] = subr[24];
subkey[25 * 2] = subl[25];
subkey[25 * 2 + 1] = subr[25];
tl = subl[23] ^ (subr[23] & !subr[25]);
dw = tl & subl[25]; tr = subr[23] ^ camellia_rl1!(dw);
subkey[26 * 2] = tl ^ subl[27];
subkey[26 * 2 + 1] = tr ^ subr[27];
subkey[27 * 2] = subl[26] ^ subl[28];
subkey[27 * 2 + 1] = subr[26] ^ subr[28];
subkey[28 * 2] = subl[27] ^ subl[29];
subkey[28 * 2 + 1] = subr[27] ^ subr[29];
subkey[29 * 2] = subl[28] ^ subl[30];
subkey[29 * 2 + 1] = subr[28] ^ subr[30];
subkey[30 * 2] = subl[29] ^ subl[31];
subkey[30 * 2 + 1] = subr[29] ^ subr[31];
subkey[31 * 2] = subl[30];
subkey[31 * 2 + 1] = subr[30];
subkey[32 * 2] = subl[32] ^ subl[31];
subkey[32 * 2 + 1] = subr[32] ^ subr[31];
dw = subkey[2 * 2] ^ subkey[2 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[2 * 2 + 1] = subkey[2 * 2] ^ dw; subkey[2 * 2] = dw;
dw = subkey[3 * 2] ^ subkey[3 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[3 * 2 + 1] = subkey[3 * 2] ^ dw; subkey[3 * 2] = dw;
dw = subkey[4 * 2] ^ subkey[4 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[4 * 2 + 1] = subkey[4 * 2] ^ dw; subkey[4 * 2] = dw;
dw = subkey[5 * 2] ^ subkey[5 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[5 * 2 + 1] = subkey[5 * 2] ^ dw; subkey[5 * 2] = dw;
dw = subkey[6 * 2] ^ subkey[6 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[6 * 2 + 1] = subkey[6 * 2] ^ dw; subkey[6 * 2] = dw;
dw = subkey[7 * 2] ^ subkey[7 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[7 * 2 + 1] = subkey[7 * 2] ^ dw; subkey[7 * 2] = dw;
dw = subkey[10 * 2] ^ subkey[10 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[10 * 2 + 1] = subkey[10 * 2] ^ dw; subkey[10 * 2] = dw;
dw = subkey[11 * 2] ^ subkey[11 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[11 * 2 + 1] = subkey[11 * 2] ^ dw; subkey[11 * 2] = dw;
dw = subkey[12 * 2] ^ subkey[12 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[12 * 2 + 1] = subkey[12 * 2] ^ dw; subkey[12 * 2] = dw;
dw = subkey[13 * 2] ^ subkey[13 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[13 * 2 + 1] = subkey[13 * 2] ^ dw; subkey[13 * 2] = dw;
dw = subkey[14 * 2] ^ subkey[14 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[14 * 2 + 1] = subkey[14 * 2] ^ dw; subkey[14 * 2] = dw;
dw = subkey[15 * 2] ^ subkey[15 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[15 * 2 + 1] = subkey[15 * 2] ^ dw; subkey[15 * 2] = dw;
dw = subkey[18 * 2] ^ subkey[18 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[18 * 2 + 1] = subkey[18 * 2] ^ dw; subkey[18 * 2] = dw;
dw = subkey[19 * 2] ^ subkey[19 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[19 * 2 + 1] = subkey[19 * 2] ^ dw; subkey[19 * 2] = dw;
dw = subkey[20 * 2] ^ subkey[20 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[20 * 2 + 1] = subkey[20 * 2] ^ dw; subkey[20 * 2] = dw;
dw = subkey[21 * 2] ^ subkey[21 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[21 * 2 + 1] = subkey[21 * 2] ^ dw; subkey[21 * 2] = dw;
dw = subkey[22 * 2] ^ subkey[22 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[22 * 2 + 1] = subkey[22 * 2] ^ dw; subkey[22 * 2] = dw;
dw = subkey[23 * 2] ^ subkey[23 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[23 * 2 + 1] = subkey[23 * 2] ^ dw; subkey[23 * 2] = dw;
dw = subkey[26 * 2] ^ subkey[26 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[26 * 2 + 1] = subkey[26 * 2] ^ dw; subkey[26 * 2] = dw;
dw = subkey[27 * 2] ^ subkey[27 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[27 * 2 + 1] = subkey[27 * 2] ^ dw; subkey[27 * 2] = dw;
dw = subkey[28 * 2] ^ subkey[28 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[28 * 2 + 1] = subkey[28 * 2] ^ dw; subkey[28 * 2] = dw;
dw = subkey[29 * 2] ^ subkey[29 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[29 * 2 + 1] = subkey[29 * 2] ^ dw; subkey[29 * 2] = dw;
dw = subkey[30 * 2] ^ subkey[30 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[30 * 2 + 1] = subkey[30 * 2] ^ dw; subkey[30 * 2] = dw;
dw = subkey[31 * 2] ^ subkey[31 * 2 + 1]; dw = camellia_rl8!(dw);
subkey[31 * 2 + 1] = subkey[31 * 2] ^ dw; subkey[31 * 2] = dw;
}
fn camellia_setup192(key: &[u8], subkey: &mut [u32; KEY_TABLE_LEN]) {
debug_assert_eq!(key.len(), 24);
let mut kk = [0u8; 32];
let mut krll = 0u32;
let mut krlr = 0u32;
let mut krrl = 0u32;
let mut krrr = 0u32;
kk[..24].copy_from_slice(&key[..24]);
krll = u32::from_le_bytes([key[16], key[17], key[18], key[19]]);
krlr = u32::from_le_bytes([key[20], key[21], key[22], key[23]]);
krrl = !krll;
krrr = !krlr;
kk[24..28].copy_from_slice(&krrl.to_le_bytes());
kk[28..32].copy_from_slice(&krrr.to_le_bytes());
camellia_setup256(&kk, subkey);
}
fn camellia_encrypt128(subkey: &[u32; KEY_TABLE_LEN], block: &mut [u8]) {
debug_assert_eq!(block.len(), BLOCK_LEN);
let mut il = 0u32;
let mut ir = 0u32;
let mut t0 = 0u32;
let mut t1 = 0u32;
let mut data = [
u32::from_be_bytes([block[ 0], block[ 1], block[ 2], block[ 3]]),
u32::from_be_bytes([block[ 4], block[ 5], block[ 6], block[ 7]]),
u32::from_be_bytes([block[ 8], block[ 9], block[10], block[11]]),
u32::from_be_bytes([block[12], block[13], block[14], block[15]]),
];
data[0] ^= subkey[0 * 2];
data[1] ^= subkey[0 * 2 + 1];
camellia_roundsm!(data[0],data[1],
subkey[2 * 2],subkey[2 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[3 * 2],subkey[3 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[4 * 2],subkey[4 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[5 * 2],subkey[5 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[6 * 2],subkey[6 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[7 * 2],subkey[7 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[8 * 2],subkey[8 * 2 + 1],
subkey[9 * 2],subkey[9 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0], data[1],
subkey[10 * 2], subkey[10 * 2 + 1],
data[2],data[3], il, ir, t0, t1);
camellia_roundsm!(data[2],data[3],
subkey[11 * 2],subkey[11 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[12 * 2],subkey[12 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[13 * 2],subkey[13 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[14 * 2],subkey[14 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[15 * 2],subkey[15 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[16 * 2],subkey[16 * 2 + 1],
subkey[17 * 2],subkey[17 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[18 * 2],subkey[18 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[19 * 2],subkey[19 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[20 * 2],subkey[20 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[21 * 2],subkey[21 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[22 * 2],subkey[22 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[23 * 2],subkey[23 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
data[2] ^= subkey[24 * 2];
data[3] ^= subkey[24 * 2 + 1];
t0 = data[0];
t1 = data[1];
data[0] = data[2];
data[1] = data[3];
data[2] = t0;
data[3] = t1;
block[ 0.. 4].copy_from_slice(&data[0].to_be_bytes());
block[ 4.. 8].copy_from_slice(&data[1].to_be_bytes());
block[ 8..12].copy_from_slice(&data[2].to_be_bytes());
block[12..16].copy_from_slice(&data[3].to_be_bytes());
}
fn camellia_decrypt128(subkey: &[u32; KEY_TABLE_LEN], block: &mut [u8]) {
debug_assert_eq!(block.len(), BLOCK_LEN);
let mut il = 0u32;
let mut ir = 0u32;
let mut t0 = 0u32;
let mut t1 = 0u32;
let mut data = [
u32::from_be_bytes([block[ 0], block[ 1], block[ 2], block[ 3]]),
u32::from_be_bytes([block[ 4], block[ 5], block[ 6], block[ 7]]),
u32::from_be_bytes([block[ 8], block[ 9], block[10], block[11]]),
u32::from_be_bytes([block[12], block[13], block[14], block[15]]),
];
data[0] ^= subkey[24 * 2];
data[1] ^= subkey[24 * 2 + 1];
camellia_roundsm!(data[0],data[1],
subkey[23 * 2],subkey[23 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[22 * 2],subkey[22 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[21 * 2],subkey[21 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[20 * 2],subkey[20 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[19 * 2],subkey[19 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[18 * 2],subkey[18 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[17 * 2],subkey[17 * 2 + 1],
subkey[16 * 2],subkey[16 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[15 * 2],subkey[15 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[14 * 2],subkey[14 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[13 * 2],subkey[13 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[12 * 2],subkey[12 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[11 * 2],subkey[11 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[10 * 2],subkey[10 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[9 * 2],subkey[9 * 2 + 1],
subkey[8 * 2],subkey[8 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[7 * 2],subkey[7 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[6 * 2],subkey[6 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[5 * 2],subkey[5 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[4 * 2],subkey[4 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[3 * 2],subkey[3 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[2 * 2],subkey[2 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
data[2] ^= subkey[0 * 2];
data[3] ^= subkey[0 * 2 + 1];
t0 = data[0];
t1 = data[1];
data[0] = data[2];
data[1] = data[3];
data[2] = t0;
data[3] = t1;
block[ 0.. 4].copy_from_slice(&data[0].to_be_bytes());
block[ 4.. 8].copy_from_slice(&data[1].to_be_bytes());
block[ 8..12].copy_from_slice(&data[2].to_be_bytes());
block[12..16].copy_from_slice(&data[3].to_be_bytes());
}
fn camellia_encrypt256(subkey: &[u32; KEY_TABLE_LEN], block: &mut [u8]) {
debug_assert_eq!(block.len(), BLOCK_LEN);
let mut il = 0u32;
let mut ir = 0u32;
let mut t0 = 0u32;
let mut t1 = 0u32;
let mut data = [
u32::from_be_bytes([block[ 0], block[ 1], block[ 2], block[ 3]]),
u32::from_be_bytes([block[ 4], block[ 5], block[ 6], block[ 7]]),
u32::from_be_bytes([block[ 8], block[ 9], block[10], block[11]]),
u32::from_be_bytes([block[12], block[13], block[14], block[15]]),
];
data[0] ^= subkey[0 * 2];
data[1] ^= subkey[0 * 2 + 1];
camellia_roundsm!(data[0],data[1],
subkey[2 * 2],subkey[2 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[3 * 2],subkey[3 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[4 * 2],subkey[4 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[5 * 2],subkey[5 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[6 * 2],subkey[6 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[7 * 2],subkey[7 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[8 * 2],subkey[8 * 2 + 1],
subkey[9 * 2],subkey[9 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[10 * 2],subkey[10 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[11 * 2],subkey[11 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[12 * 2],subkey[12 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[13 * 2],subkey[13 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[14 * 2],subkey[14 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[15 * 2],subkey[15 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[16 * 2],subkey[16 * 2 + 1],
subkey[17 * 2],subkey[17 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[18 * 2],subkey[18 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[19 * 2],subkey[19 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[20 * 2],subkey[20 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[21 * 2],subkey[21 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[22 * 2],subkey[22 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[23 * 2],subkey[23 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[24 * 2],subkey[24 * 2 + 1],
subkey[25 * 2],subkey[25 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[26 * 2],subkey[26 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[27 * 2],subkey[27 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[28 * 2],subkey[28 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[29 * 2],subkey[29 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[30 * 2],subkey[30 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[31 * 2],subkey[31 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
data[2] ^= subkey[32 * 2];
data[3] ^= subkey[32 * 2 + 1];
t0 = data[0];
t1 = data[1];
data[0] = data[2];
data[1] = data[3];
data[2] = t0;
data[3] = t1;
block[ 0.. 4].copy_from_slice(&data[0].to_be_bytes());
block[ 4.. 8].copy_from_slice(&data[1].to_be_bytes());
block[ 8..12].copy_from_slice(&data[2].to_be_bytes());
block[12..16].copy_from_slice(&data[3].to_be_bytes());
}
fn camellia_decrypt256(subkey: &[u32; KEY_TABLE_LEN], block: &mut [u8]) {
debug_assert_eq!(block.len(), BLOCK_LEN);
let mut il = 0u32;
let mut ir = 0u32;
let mut t0 = 0u32;
let mut t1 = 0u32;
let mut data = [
u32::from_be_bytes([block[ 0], block[ 1], block[ 2], block[ 3]]),
u32::from_be_bytes([block[ 4], block[ 5], block[ 6], block[ 7]]),
u32::from_be_bytes([block[ 8], block[ 9], block[10], block[11]]),
u32::from_be_bytes([block[12], block[13], block[14], block[15]]),
];
data[0] ^= subkey[32 * 2];
data[1] ^= subkey[32 * 2 + 1];
camellia_roundsm!(data[0],data[1],
subkey[31 * 2],subkey[31 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[30 * 2],subkey[30 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[29 * 2],subkey[29 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[28 * 2],subkey[28 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[27 * 2],subkey[27 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[26 * 2],subkey[26 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[25 * 2],subkey[25 * 2 + 1],
subkey[24 * 2],subkey[24 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[23 * 2],subkey[23 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[22 * 2],subkey[22 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[21 * 2],subkey[21 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[20 * 2],subkey[20 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[19 * 2],subkey[19 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[18 * 2],subkey[18 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[17 * 2],subkey[17 * 2 + 1],
subkey[16 * 2],subkey[16 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[15 * 2],subkey[15 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[14 * 2],subkey[14 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[13 * 2],subkey[13 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[12 * 2],subkey[12 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[11 * 2],subkey[11 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[10 * 2],subkey[10 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_fls!(data[0],data[1],data[2],data[3],
subkey[9 * 2],subkey[9 * 2 + 1],
subkey[8 * 2],subkey[8 * 2 + 1],
t0,t1,il,ir);
camellia_roundsm!(data[0],data[1],
subkey[7 * 2],subkey[7 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[6 * 2],subkey[6 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[5 * 2],subkey[5 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[4 * 2],subkey[4 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
camellia_roundsm!(data[0],data[1],
subkey[3 * 2],subkey[3 * 2 + 1],
data[2],data[3],il,ir,t0,t1);
camellia_roundsm!(data[2],data[3],
subkey[2 * 2],subkey[2 * 2 + 1],
data[0],data[1],il,ir,t0,t1);
data[2] ^= subkey[0 * 2];
data[3] ^= subkey[0 * 2 + 1];
t0 = data[0];
t1 = data[1];
data[0] = data[2];
data[1] = data[3];
data[2] = t0;
data[3] = t1;
block[ 0.. 4].copy_from_slice(&data[0].to_be_bytes());
block[ 4.. 8].copy_from_slice(&data[1].to_be_bytes());
block[ 8..12].copy_from_slice(&data[2].to_be_bytes());
block[12..16].copy_from_slice(&data[3].to_be_bytes());
}
#[test]
fn test_camellia() {
let key = [
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
];
let mut subkey = [0u32; KEY_TABLE_LEN];
let plaintext = [
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
];
let ciphertext = [
0x67, 0x67, 0x31, 0x38, 0x54, 0x96, 0x69, 0x73,
0x08, 0x57, 0x06, 0x56, 0x48, 0xea, 0xbe, 0x43,
];
camellia_setup128(&key, &mut subkey);
let mut block = plaintext.clone();
camellia_encrypt128(&subkey, &mut block);
assert_eq!(&block[..], &ciphertext[..]);
camellia_decrypt128(&subkey, &mut block);
assert_eq!(&block[..], &plaintext[..]);
let key = [
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
];
let plaintext = [
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
];
let ciphertext = [
0xb4, 0x99, 0x34, 0x01, 0xb3, 0xe9, 0x96, 0xf8,
0x4e, 0xe5, 0xce, 0xe7, 0xd7, 0x9b, 0x09, 0xb9,
];
camellia_setup192(&key, &mut subkey);
let mut block = plaintext.clone();
camellia_encrypt256(&subkey, &mut block);
assert_eq!(&block[..], &ciphertext[..]);
camellia_decrypt256(&subkey, &mut block);
assert_eq!(&block[..], &plaintext[..]);
let key = [
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
0x00, 0x11, 0x22, 0x33, 0x44, 0x55, 0x66, 0x77,
0x88, 0x99, 0xaa, 0xbb, 0xcc, 0xdd, 0xee, 0xff,
];
let plaintext = [
0x01, 0x23, 0x45, 0x67, 0x89, 0xab, 0xcd, 0xef,
0xfe, 0xdc, 0xba, 0x98, 0x76, 0x54, 0x32, 0x10,
];
let ciphertext = [
0x9a, 0xcc, 0x23, 0x7d, 0xff, 0x16, 0xd7, 0x6c,
0x20, 0xef, 0x7c, 0x91, 0x9e, 0x3a, 0x75, 0x09,
];
camellia_setup256(&key, &mut subkey);
let mut block = plaintext.clone();
camellia_encrypt256(&subkey, &mut block);
assert_eq!(&block[..], &ciphertext[..]);
camellia_decrypt256(&subkey, &mut block);
assert_eq!(&block[..], &plaintext[..]);
}