camellia.c

Camellia算法官方发表的版本OpenSSL1.1。为2006.7官方发布。

    0xe9e9e900,0x79797900,0xa7a7a700,0x8c8c8c00,
    0x9f9f9f00,0x6e6e6e00,0xbcbcbc00,0x8e8e8e00,
    0x29292900,0xf5f5f500,0xf9f9f900,0xb6b6b600,
    0x2f2f2f00,0xfdfdfd00,0xb4b4b400,0x59595900,
    0x78787800,0x98989800,0x06060600,0x6a6a6a00,
    0xe7e7e700,0x46464600,0x71717100,0xbababa00,
    0xd4d4d400,0x25252500,0xababab00,0x42424200,
    0x88888800,0xa2a2a200,0x8d8d8d00,0xfafafa00,
    0x72727200,0x07070700,0xb9b9b900,0x55555500,
    0xf8f8f800,0xeeeeee00,0xacacac00,0x0a0a0a00,
    0x36363600,0x49494900,0x2a2a2a00,0x68686800,
    0x3c3c3c00,0x38383800,0xf1f1f100,0xa4a4a400,
    0x40404000,0x28282800,0xd3d3d300,0x7b7b7b00,
    0xbbbbbb00,0xc9c9c900,0x43434300,0xc1c1c100,
    0x15151500,0xe3e3e300,0xadadad00,0xf4f4f400,
    0x77777700,0xc7c7c700,0x80808000,0x9e9e9e00,
};

static const uint32_t camellia_sp0222[256] = {
    0x00e0e0e0,0x00050505,0x00585858,0x00d9d9d9,
    0x00676767,0x004e4e4e,0x00818181,0x00cbcbcb,
    0x00c9c9c9,0x000b0b0b,0x00aeaeae,0x006a6a6a,
    0x00d5d5d5,0x00181818,0x005d5d5d,0x00828282,
    0x00464646,0x00dfdfdf,0x00d6d6d6,0x00272727,
    0x008a8a8a,0x00323232,0x004b4b4b,0x00424242,
    0x00dbdbdb,0x001c1c1c,0x009e9e9e,0x009c9c9c,
    0x003a3a3a,0x00cacaca,0x00252525,0x007b7b7b,
    0x000d0d0d,0x00717171,0x005f5f5f,0x001f1f1f,
    0x00f8f8f8,0x00d7d7d7,0x003e3e3e,0x009d9d9d,
    0x007c7c7c,0x00606060,0x00b9b9b9,0x00bebebe,
    0x00bcbcbc,0x008b8b8b,0x00161616,0x00343434,
    0x004d4d4d,0x00c3c3c3,0x00727272,0x00959595,
    0x00ababab,0x008e8e8e,0x00bababa,0x007a7a7a,
    0x00b3b3b3,0x00020202,0x00b4b4b4,0x00adadad,
    0x00a2a2a2,0x00acacac,0x00d8d8d8,0x009a9a9a,
    0x00171717,0x001a1a1a,0x00353535,0x00cccccc,
    0x00f7f7f7,0x00999999,0x00616161,0x005a5a5a,
    0x00e8e8e8,0x00242424,0x00565656,0x00404040,
    0x00e1e1e1,0x00636363,0x00090909,0x00333333,
    0x00bfbfbf,0x00989898,0x00979797,0x00858585,
    0x00686868,0x00fcfcfc,0x00ececec,0x000a0a0a,
    0x00dadada,0x006f6f6f,0x00535353,0x00626262,
    0x00a3a3a3,0x002e2e2e,0x00080808,0x00afafaf,
    0x00282828,0x00b0b0b0,0x00747474,0x00c2c2c2,
    0x00bdbdbd,0x00363636,0x00222222,0x00383838,
    0x00646464,0x001e1e1e,0x00393939,0x002c2c2c,
    0x00a6a6a6,0x00303030,0x00e5e5e5,0x00444444,
    0x00fdfdfd,0x00888888,0x009f9f9f,0x00656565,
    0x00878787,0x006b6b6b,0x00f4f4f4,0x00232323,
    0x00484848,0x00101010,0x00d1d1d1,0x00515151,
    0x00c0c0c0,0x00f9f9f9,0x00d2d2d2,0x00a0a0a0,
    0x00555555,0x00a1a1a1,0x00414141,0x00fafafa,
    0x00434343,0x00131313,0x00c4c4c4,0x002f2f2f,
    0x00a8a8a8,0x00b6b6b6,0x003c3c3c,0x002b2b2b,
    0x00c1c1c1,0x00ffffff,0x00c8c8c8,0x00a5a5a5,
    0x00202020,0x00898989,0x00000000,0x00909090,
    0x00474747,0x00efefef,0x00eaeaea,0x00b7b7b7,
    0x00151515,0x00060606,0x00cdcdcd,0x00b5b5b5,
    0x00121212,0x007e7e7e,0x00bbbbbb,0x00292929,
    0x000f0f0f,0x00b8b8b8,0x00070707,0x00040404,
    0x009b9b9b,0x00949494,0x00212121,0x00666666,
    0x00e6e6e6,0x00cecece,0x00ededed,0x00e7e7e7,
    0x003b3b3b,0x00fefefe,0x007f7f7f,0x00c5c5c5,
    0x00a4a4a4,0x00373737,0x00b1b1b1,0x004c4c4c,
    0x00919191,0x006e6e6e,0x008d8d8d,0x00767676,
    0x00030303,0x002d2d2d,0x00dedede,0x00969696,
    0x00262626,0x007d7d7d,0x00c6c6c6,0x005c5c5c,
    0x00d3d3d3,0x00f2f2f2,0x004f4f4f,0x00191919,
    0x003f3f3f,0x00dcdcdc,0x00797979,0x001d1d1d,
    0x00525252,0x00ebebeb,0x00f3f3f3,0x006d6d6d,
    0x005e5e5e,0x00fbfbfb,0x00696969,0x00b2b2b2,
    0x00f0f0f0,0x00313131,0x000c0c0c,0x00d4d4d4,
    0x00cfcfcf,0x008c8c8c,0x00e2e2e2,0x00757575,
    0x00a9a9a9,0x004a4a4a,0x00575757,0x00848484,
    0x00111111,0x00454545,0x001b1b1b,0x00f5f5f5,
    0x00e4e4e4,0x000e0e0e,0x00737373,0x00aaaaaa,
    0x00f1f1f1,0x00dddddd,0x00595959,0x00141414,
    0x006c6c6c,0x00929292,0x00545454,0x00d0d0d0,
    0x00787878,0x00707070,0x00e3e3e3,0x00494949,
    0x00808080,0x00505050,0x00a7a7a7,0x00f6f6f6,
    0x00777777,0x00939393,0x00868686,0x00838383,
    0x002a2a2a,0x00c7c7c7,0x005b5b5b,0x00e9e9e9,
    0x00eeeeee,0x008f8f8f,0x00010101,0x003d3d3d,
};

static const uint32_t camellia_sp3033[256] = {
    0x38003838,0x41004141,0x16001616,0x76007676,
    0xd900d9d9,0x93009393,0x60006060,0xf200f2f2,
    0x72007272,0xc200c2c2,0xab00abab,0x9a009a9a,
    0x75007575,0x06000606,0x57005757,0xa000a0a0,
    0x91009191,0xf700f7f7,0xb500b5b5,0xc900c9c9,
    0xa200a2a2,0x8c008c8c,0xd200d2d2,0x90009090,
    0xf600f6f6,0x07000707,0xa700a7a7,0x27002727,
    0x8e008e8e,0xb200b2b2,0x49004949,0xde00dede,
    0x43004343,0x5c005c5c,0xd700d7d7,0xc700c7c7,
    0x3e003e3e,0xf500f5f5,0x8f008f8f,0x67006767,
    0x1f001f1f,0x18001818,0x6e006e6e,0xaf00afaf,
    0x2f002f2f,0xe200e2e2,0x85008585,0x0d000d0d,
    0x53005353,0xf000f0f0,0x9c009c9c,0x65006565,
    0xea00eaea,0xa300a3a3,0xae00aeae,0x9e009e9e,
    0xec00ecec,0x80008080,0x2d002d2d,0x6b006b6b,
    0xa800a8a8,0x2b002b2b,0x36003636,0xa600a6a6,
    0xc500c5c5,0x86008686,0x4d004d4d,0x33003333,
    0xfd00fdfd,0x66006666,0x58005858,0x96009696,
    0x3a003a3a,0x09000909,0x95009595,0x10001010,
    0x78007878,0xd800d8d8,0x42004242,0xcc00cccc,
    0xef00efef,0x26002626,0xe500e5e5,0x61006161,
    0x1a001a1a,0x3f003f3f,0x3b003b3b,0x82008282,
    0xb600b6b6,0xdb00dbdb,0xd400d4d4,0x98009898,
    0xe800e8e8,0x8b008b8b,0x02000202,0xeb00ebeb,
    0x0a000a0a,0x2c002c2c,0x1d001d1d,0xb000b0b0,
    0x6f006f6f,0x8d008d8d,0x88008888,0x0e000e0e,
    0x19001919,0x87008787,0x4e004e4e,0x0b000b0b,
    0xa900a9a9,0x0c000c0c,0x79007979,0x11001111,
    0x7f007f7f,0x22002222,0xe700e7e7,0x59005959,
    0xe100e1e1,0xda00dada,0x3d003d3d,0xc800c8c8,
    0x12001212,0x04000404,0x74007474,0x54005454,
    0x30003030,0x7e007e7e,0xb400b4b4,0x28002828,
    0x55005555,0x68006868,0x50005050,0xbe00bebe,
    0xd000d0d0,0xc400c4c4,0x31003131,0xcb00cbcb,
    0x2a002a2a,0xad00adad,0x0f000f0f,0xca00caca,
    0x70007070,0xff00ffff,0x32003232,0x69006969,
    0x08000808,0x62006262,0x00000000,0x24002424,
    0xd100d1d1,0xfb00fbfb,0xba00baba,0xed00eded,
    0x45004545,0x81008181,0x73007373,0x6d006d6d,
    0x84008484,0x9f009f9f,0xee00eeee,0x4a004a4a,
    0xc300c3c3,0x2e002e2e,0xc100c1c1,0x01000101,
    0xe600e6e6,0x25002525,0x48004848,0x99009999,
    0xb900b9b9,0xb300b3b3,0x7b007b7b,0xf900f9f9,
    0xce00cece,0xbf00bfbf,0xdf00dfdf,0x71007171,
    0x29002929,0xcd00cdcd,0x6c006c6c,0x13001313,
    0x64006464,0x9b009b9b,0x63006363,0x9d009d9d,
    0xc000c0c0,0x4b004b4b,0xb700b7b7,0xa500a5a5,
    0x89008989,0x5f005f5f,0xb100b1b1,0x17001717,
    0xf400f4f4,0xbc00bcbc,0xd300d3d3,0x46004646,
    0xcf00cfcf,0x37003737,0x5e005e5e,0x47004747,
    0x94009494,0xfa00fafa,0xfc00fcfc,0x5b005b5b,
    0x97009797,0xfe00fefe,0x5a005a5a,0xac00acac,
    0x3c003c3c,0x4c004c4c,0x03000303,0x35003535,
    0xf300f3f3,0x23002323,0xb800b8b8,0x5d005d5d,
    0x6a006a6a,0x92009292,0xd500d5d5,0x21002121,
    0x44004444,0x51005151,0xc600c6c6,0x7d007d7d,
    0x39003939,0x83008383,0xdc00dcdc,0xaa00aaaa,
    0x7c007c7c,0x77007777,0x56005656,0x05000505,
    0x1b001b1b,0xa400a4a4,0x15001515,0x34003434,
    0x1e001e1e,0x1c001c1c,0xf800f8f8,0x52005252,
    0x20002020,0x14001414,0xe900e9e9,0xbd00bdbd,
    0xdd00dddd,0xe400e4e4,0xa100a1a1,0xe000e0e0,
    0x8a008a8a,0xf100f1f1,0xd600d6d6,0x7a007a7a,
    0xbb00bbbb,0xe300e3e3,0x40004040,0x4f004f4f,
};

static const uint32_t camellia_sp4404[256] = {
    0x70700070,0x2c2c002c,0xb3b300b3,0xc0c000c0,
    0xe4e400e4,0x57570057,0xeaea00ea,0xaeae00ae,
    0x23230023,0x6b6b006b,0x45450045,0xa5a500a5,
    0xeded00ed,0x4f4f004f,0x1d1d001d,0x92920092,
    0x86860086,0xafaf00af,0x7c7c007c,0x1f1f001f,
    0x3e3e003e,0xdcdc00dc,0x5e5e005e,0x0b0b000b,
    0xa6a600a6,0x39390039,0xd5d500d5,0x5d5d005d,
    0xd9d900d9,0x5a5a005a,0x51510051,0x6c6c006c,
    0x8b8b008b,0x9a9a009a,0xfbfb00fb,0xb0b000b0,
    0x74740074,0x2b2b002b,0xf0f000f0,0x84840084,
    0xdfdf00df,0xcbcb00cb,0x34340034,0x76760076,
    0x6d6d006d,0xa9a900a9,0xd1d100d1,0x04040004,
    0x14140014,0x3a3a003a,0xdede00de,0x11110011,
    0x32320032,0x9c9c009c,0x53530053,0xf2f200f2,
    0xfefe00fe,0xcfcf00cf,0xc3c300c3,0x7a7a007a,
    0x24240024,0xe8e800e8,0x60600060,0x69690069,
    0xaaaa00aa,0xa0a000a0,0xa1a100a1,0x62620062,
    0x54540054,0x1e1e001e,0xe0e000e0,0x64640064,
    0x10100010,0x00000000,0xa3a300a3,0x75750075,
    0x8a8a008a,0xe6e600e6,0x09090009,0xdddd00dd,
    0x87870087,0x83830083,0xcdcd00cd,0x90900090,
    0x73730073,0xf6f600f6,0x9d9d009d,0xbfbf00bf,
    0x52520052,0xd8d800d8,0xc8c800c8,0xc6c600c6,
    0x81810081,0x6f6f006f,0x13130013,0x63630063,
    0xe9e900e9,0xa7a700a7,0x9f9f009f,0xbcbc00bc,
    0x29290029,0xf9f900f9,0x2f2f002f,0xb4b400b4,
    0x78780078,0x06060006,0xe7e700e7,0x71710071,
    0xd4d400d4,0xabab00ab,0x88880088,0x8d8d008d,
    0x72720072,0xb9b900b9,0xf8f800f8,0xacac00ac,
    0x36360036,0x2a2a002a,0x3c3c003c,0xf1f100f1,
    0x40400040,0xd3d300d3,0xbbbb00bb,0x43430043,
    0x15150015,0xadad00ad,0x77770077,0x80800080,
    0x82820082,0xecec00ec,0x27270027,0xe5e500e5,
    0x85850085,0x35350035,0x0c0c000c,0x41410041,
    0xefef00ef,0x93930093,0x19190019,0x21210021,
    0x0e0e000e,0x4e4e004e,0x65650065,0xbdbd00bd,
    0xb8b800b8,0x8f8f008f,0xebeb00eb,0xcece00ce,
    0x30300030,0x5f5f005f,0xc5c500c5,0x1a1a001a,
    0xe1e100e1,0xcaca00ca,0x47470047,0x3d3d003d,
    0x01010001,0xd6d600d6,0x56560056,0x4d4d004d,
    0x0d0d000d,0x66660066,0xcccc00cc,0x2d2d002d,
    0x12120012,0x20200020,0xb1b100b1,0x99990099,
    0x4c4c004c,0xc2c200c2,0x7e7e007e,0x05050005,
    0xb7b700b7,0x31310031,0x17170017,0xd7d700d7,
    0x58580058,0x61610061,0x1b1b001b,0x1c1c001c,
    0x0f0f000f,0x16160016,0x18180018,0x22220022,
    0x44440044,0xb2b200b2,0xb5b500b5,0x91910091,
    0x08080008,0xa8a800a8,0xfcfc00fc,0x50500050,
    0xd0d000d0,0x7d7d007d,0x89890089,0x97970097,
    0x5b5b005b,0x95950095,0xffff00ff,0xd2d200d2,
    0xc4c400c4,0x48480048,0xf7f700f7,0xdbdb00db,
    0x03030003,0xdada00da,0x3f3f003f,0x94940094,
    0x5c5c005c,0x02020002,0x4a4a004a,0x33330033,
    0x67670067,0xf3f300f3,0x7f7f007f,0xe2e200e2,
    0x9b9b009b,0x26260026,0x37370037,0x3b3b003b,
    0x96960096,0x4b4b004b,0xbebe00be,0x2e2e002e,
    0x79790079,0x8c8c008c,0x6e6e006e,0x8e8e008e,
    0xf5f500f5,0xb6b600b6,0xfdfd00fd,0x59590059,
    0x98980098,0x6a6a006a,0x46460046,0xbaba00ba,
    0x25250025,0x42420042,0xa2a200a2,0xfafa00fa,
    0x07070007,0x55550055,0xeeee00ee,0x0a0a000a,
    0x49490049,0x68680068,0x38380038,0xa4a400a4,
    0x28280028,0x7b7b007b,0xc9c900c9,0xc1c100c1,
    0xe3e300e3,0xf4f400f4,0xc7c700c7,0x9e9e009e,
};


/**
 * Stuff related to the Camellia key schedule
 */
#define subl(x) subL[(x)]
#define subr(x) subR[(x)]

void camellia_setup128(const unsigned char *key, uint32_t *subkey)
{
    uint32_t kll, klr, krl, krr;
    uint32_t il, ir, t0, t1, w0, w1;
    uint32_t kw4l, kw4r, dw, tl, tr;
    uint32_t subL[26];
    uint32_t subR[26];

    /**
     *  k == kll || klr || krl || krr (|| is concatination)
     */
    kll = GETU32(key     );
    klr = GETU32(key +  4);
    krl = GETU32(key +  8);
    krr = GETU32(key + 12);
    /**
     * generate KL dependent subkeys
     */
    /* kw1 */
    subl(0) = kll; subr(0) = klr;
    /* kw2 */
    subl(1) = krl; subr(1) = krr;
    /* rotation left shift 15bit */
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
    /* k3 */
    subl(4) = kll; subr(4) = klr;
    /* k4 */
    subl(5) = krl; subr(5) = krr;
    /* rotation left shift 15+30bit */
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 30);
    /* k7 */
    subl(10) = kll; subr(10) = klr;
    /* k8 */
    subl(11) = krl; subr(11) = krr;
    /* rotation left shift 15+30+15bit */
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
    /* k10 */
    subl(13) = krl; subr(13) = krr;
    /* rotation left shift 15+30+15+17 bit */
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
    /* kl3 */
    subl(16) = kll; subr(16) = klr;
    /* kl4 */
    subl(17) = krl; subr(17) = krr;
    /* rotation left shift 15+30+15+17+17 bit */
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
    /* k13 */
    subl(18) = kll; subr(18) = klr;
    /* k14 */
    subl(19) = krl; subr(19) = krr;
    /* rotation left shift 15+30+15+17+17+17 bit */
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
    /* k17 */
    subl(22) = kll; subr(22) = klr;
    /* k18 */
    subl(23) = krl; subr(23) = krr;

    /* generate KA */
    kll = subl(0); klr = subr(0);
    krl = subl(1); krr = subr(1);
    CAMELLIA_F(kll, klr,
	       CAMELLIA_SIGMA1L, CAMELLIA_SIGMA1R,
	       w0, w1, il, ir, t0, t1);
    krl ^= w0; krr ^= w1;
    CAMELLIA_F(krl, krr,
	       CAMELLIA_SIGMA2L, CAMELLIA_SIGMA2R,
	       kll, klr, il, ir, t0, t1);
    /* current status == (kll, klr, w0, w1) */
    CAMELLIA_F(kll, klr,
	       CAMELLIA_SIGMA3L, CAMELLIA_SIGMA3R,
	       krl, krr, il, ir, t0, t1);
    krl ^= w0; krr ^= w1;
    CAMELLIA_F(krl, krr,
	       CAMELLIA_SIGMA4L, CAMELLIA_SIGMA4R,
	       w0, w1, il, ir, t0, t1);
    kll ^= w0; klr ^= w1;

    /* generate KA dependent subkeys */
    /* k1, k2 */
    subl(2) = kll; subr(2) = klr;
    subl(3) = krl; subr(3) = krr;
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
    /* k5,k6 */
    subl(6) = kll; subr(6) = klr;
    subl(7) = krl; subr(7) = krr;
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
    /* kl1, kl2 */
    subl(8) = kll; subr(8) = klr;
    subl(9) = krl; subr(9) = krr;
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
    /* k9 */
    subl(12) = kll; subr(12) = klr;
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 15);
    /* k11, k12 */
    subl(14) = kll; subr(14) = klr;
    subl(15) = krl; subr(15) = krr;
    CAMELLIA_ROLDQo32(kll, klr, krl, krr, w0, w1, 34);
    /* k15, k16 */
    subl(20) = kll; subr(20) = klr;
    subl(21) = krl; subr(21) = krr;
    CAMELLIA_ROLDQ(kll, klr, krl, krr, w0, w1, 17);
    /* kw3, kw4 */
    subl(24) = kll; subr(24) = klr;
    subl(25) = krl; subr(25) = krr;


    /* absorb kw2 to other subkeys */
/* round 2 */
    subl(3) ^= subl(1); subr(3) ^= subr(1);
/* round 4 */
    subl(5) ^= subl(1); subr(5) ^= subr(1);
/* round 6 */
    subl(7) ^= subl(1); subr(7) ^= subr(1);
    subl(1) ^= subr(1) & ~subr(9);
    dw = subl(1) & subl(9),
	subr(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl2) */
/* round 8 */
    subl(11) ^= subl(1); subr(11) ^= subr(1);
/* round 10 */
    subl(13) ^= subl(1); subr(13) ^= subr(1);
/* round 12 */
    subl(15) ^= subl(1); subr(15) ^= subr(1);
    subl(1) ^= subr(1) & ~subr(17);
    dw = subl(1) & subl(17),
	subr(1) ^= CAMELLIA_RL1(dw); /* modified for FLinv(kl4) */
/* round 14 */
    subl(19) ^= subl(1); subr(19) ^= subr(1);
/* round 16 */
    subl(21) ^= subl(1); subr(21) ^= subr(1);
/* round 18 */
    subl(23) ^= subl(1); subr(23) ^= subr(1);
/* kw3 */
    subl(24) ^= subl(1); subr(24) ^= subr(1);

    /* absorb kw4 to other subkeys */
    kw4l = subl(25); kw4r = subr(25);
/* round 17 */
    subl(22) ^= kw4l; subr(22) ^= kw4r;