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hashcat/OpenCL/inc_cipher_camellia.cl

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/* *
* This is an OpenCL implementation of the encryption algorithm: *
* *
* Camellia by Kazumaro Aoki, Masayuki Kanda, Shiho Moriai, *
* Tetsuya Ichikawa, Mitsuru Matsui, *
* Junko Nakajima and Toshio Tokita *
* *
* http://info.isl.ntt.co.jp/crypt/eng/camellia/technology.html *
* *
* Copyright of the ANSI-C implementation: *
* *
* Mitsubishi Electric Corp 2000-2001 *
* *
* Adapted for GPU use with hashcat by Ruslan Yushaev. *
* *
*/
#include "inc_vendor.h"
#include "inc_types.h"
#include "inc_common.h"
#include "inc_cipher_camellia.h"
#define c_sbox1(n) c_sbox[(n)]
#define c_sbox2(n) (((c_sbox[(n)] >> 7) ^ (c_sbox[(n)] << 1)) & 0xff)
#define c_sbox3(n) (((c_sbox[(n)] >> 1) ^ (c_sbox[(n)] << 7)) & 0xff)
#define c_sbox4(n) c_sbox[(((n) << 1) ^ ((n) >> 7)) & 0xff]
#define cam_rotate(a,b,n) hc_swap32_S ((u[(a)] << (n)) ^ (u[(b)] >> (32 - (n))))
#define extract_byte(x,n) (((x) >> (8 * (n))) & 0xff)
DECLSPEC void cam_feistel (const u32 *x, const u32 *k, u32 *y)
{
u32 b[8];
b[0] = c_sbox1 (extract_byte (x[0], 0) ^ extract_byte (k[0], 0));
b[1] = c_sbox2 (extract_byte (x[0], 1) ^ extract_byte (k[0], 1));
b[2] = c_sbox3 (extract_byte (x[0], 2) ^ extract_byte (k[0], 2));
b[3] = c_sbox4 (extract_byte (x[0], 3) ^ extract_byte (k[0], 3));
b[4] = c_sbox2 (extract_byte (x[1], 0) ^ extract_byte (k[1], 0));
b[5] = c_sbox3 (extract_byte (x[1], 1) ^ extract_byte (k[1], 1));
b[6] = c_sbox4 (extract_byte (x[1], 2) ^ extract_byte (k[1], 2));
b[7] = c_sbox1 (extract_byte (x[1], 3) ^ extract_byte (k[1], 3));
u32 tmp[2];
tmp[0] = (b[0] ^ b[2] ^ b[3] ^ b[5] ^ b[6] ^ b[7]) << 0
| (b[0] ^ b[1] ^ b[3] ^ b[4] ^ b[6] ^ b[7]) << 8
| (b[0] ^ b[1] ^ b[2] ^ b[4] ^ b[5] ^ b[7]) << 16
| (b[1] ^ b[2] ^ b[3] ^ b[4] ^ b[5] ^ b[6]) << 24;
tmp[1] = (b[0] ^ b[1] ^ b[5] ^ b[6] ^ b[7]) << 0
| (b[1] ^ b[2] ^ b[4] ^ b[6] ^ b[7]) << 8
| (b[2] ^ b[3] ^ b[4] ^ b[5] ^ b[7]) << 16
| (b[0] ^ b[3] ^ b[4] ^ b[5] ^ b[6]) << 24;
y[0] ^= tmp[0];
y[1] ^= tmp[1];
}
DECLSPEC void cam_fl (u32 *x, const u32 *kl, const u32 *kr)
{
u32 t[4];
u32 u[4];
u32 v[4];
t[0] = hc_swap32_S (x[0]);
t[1] = hc_swap32_S (x[1]);
t[2] = hc_swap32_S (x[2]);
t[3] = hc_swap32_S (x[3]);
u[0] = hc_swap32_S (kl[0]);
u[1] = hc_swap32_S (kl[1]);
u[2] = hc_swap32_S (kl[2]);
u[3] = hc_swap32_S (kl[3]);
v[0] = hc_swap32_S (kr[0]);
v[1] = hc_swap32_S (kr[1]);
v[2] = hc_swap32_S (kr[2]);
v[3] = hc_swap32_S (kr[3]);
t[1] ^= (t[0] & u[0]) << 1;
t[1] ^= (t[0] & u[0]) >> 31;
t[0] ^= t[1] | u[1];
t[2] ^= t[3] | v[1];
t[3] ^= (t[2] & v[0]) << 1;
t[3] ^= (t[2] & v[0]) >> 31;
x[0] = hc_swap32_S (t[0]);
x[1] = hc_swap32_S (t[1]);
x[2] = hc_swap32_S (t[2]);
x[3] = hc_swap32_S (t[3]);
}
DECLSPEC void camellia256_set_key (u32 *ks, const u32 *ukey)
{
const u32 sigma[12] =
{
0x7f669ea0, 0x8b90cc3b, 0x58e87ab6, 0xb273aa4c,
0x2f37efc6, 0xbe824fe9, 0xa553ff54, 0x1c6fd3f1,
0xfa27e510, 0x1d2d68de, 0xc28856b0, 0xfdc1e6b3
};
u32 tmp[8];
tmp[0] = ukey[0] ^ ukey[4];
tmp[1] = ukey[1] ^ ukey[5];
tmp[2] = ukey[2] ^ ukey[6];
tmp[3] = ukey[3] ^ ukey[7];
cam_feistel (&tmp[0], &sigma[0], &tmp[2]);
cam_feistel (&tmp[2], &sigma[2], &tmp[0]);
tmp[0] ^= ukey[0];
tmp[1] ^= ukey[1];
tmp[2] ^= ukey[2];
tmp[3] ^= ukey[3];
cam_feistel (&tmp[0], &sigma[4], &tmp[2]);
cam_feistel (&tmp[2], &sigma[6], &tmp[0]);
tmp[4] = tmp[0] ^ ukey[4];
tmp[5] = tmp[1] ^ ukey[5];
tmp[6] = tmp[2] ^ ukey[6];
tmp[7] = tmp[3] ^ ukey[7];
cam_feistel (&tmp[4], &sigma[8], &tmp[6]);
cam_feistel (&tmp[6], &sigma[10], &tmp[4]);
// used in cam_rotate macro
u32 u[16];
u[0] = hc_swap32_S (ukey[0]);
u[1] = hc_swap32_S (ukey[1]);
u[2] = hc_swap32_S (ukey[2]);
u[3] = hc_swap32_S (ukey[3]);
u[4] = hc_swap32_S (tmp[0]);
u[5] = hc_swap32_S (tmp[1]);
u[6] = hc_swap32_S (tmp[2]);
u[7] = hc_swap32_S (tmp[3]);
u[8] = hc_swap32_S (ukey[4]);
u[9] = hc_swap32_S (ukey[5]);
u[10] = hc_swap32_S (ukey[6]);
u[11] = hc_swap32_S (ukey[7]);
u[12] = hc_swap32_S (tmp[4]);
u[13] = hc_swap32_S (tmp[5]);
u[14] = hc_swap32_S (tmp[6]);
u[15] = hc_swap32_S (tmp[7]);
ks[0] = hc_swap32_S (u[0]);
ks[1] = hc_swap32_S (u[1]);
ks[2] = hc_swap32_S (u[2]);
ks[3] = hc_swap32_S (u[3]);
ks[4] = hc_swap32_S (u[12]);
ks[5] = hc_swap32_S (u[13]);
ks[6] = hc_swap32_S (u[14]);
ks[7] = hc_swap32_S (u[15]);
ks[8] = cam_rotate (8, 9, 15);
ks[9] = cam_rotate (9, 10, 15);
ks[10] = cam_rotate (10, 11, 15);
ks[11] = cam_rotate (11, 8, 15);
ks[12] = cam_rotate (4, 5, 15);
ks[13] = cam_rotate (5, 6, 15);
ks[14] = cam_rotate (6, 7, 15);
ks[15] = cam_rotate (7, 4, 15);
ks[16] = cam_rotate (8, 9, 30);
ks[17] = cam_rotate (9, 10, 30);
ks[18] = cam_rotate (10, 11, 30);
ks[19] = cam_rotate (11, 8, 30);
ks[20] = cam_rotate (12, 13, 30);
ks[21] = cam_rotate (13, 14, 30);
ks[22] = cam_rotate (14, 15, 30);
ks[23] = cam_rotate (15, 12, 30);
ks[24] = cam_rotate (1, 2, 13);
ks[25] = cam_rotate (2, 3, 13);
ks[26] = cam_rotate (3, 0, 13);
ks[27] = cam_rotate (0, 1, 13);
ks[28] = cam_rotate (5, 6, 13);
ks[29] = cam_rotate (6, 7, 13);
ks[30] = cam_rotate (7, 4, 13);
ks[31] = cam_rotate (4, 5, 13);
ks[32] = cam_rotate (1, 2, 28);
ks[33] = cam_rotate (2, 3, 28);
ks[34] = cam_rotate (3, 0, 28);
ks[35] = cam_rotate (0, 1, 28);
ks[36] = cam_rotate (9, 10, 28);
ks[37] = cam_rotate (10, 11, 28);
ks[38] = cam_rotate (11, 8, 28);
ks[39] = cam_rotate (8, 9, 28);
ks[40] = cam_rotate (13, 14, 28);
ks[41] = cam_rotate (14, 15, 28);
ks[42] = cam_rotate (15, 12, 28);
ks[43] = cam_rotate (12, 13, 28);
ks[44] = cam_rotate (2, 3, 13);
ks[45] = cam_rotate (3, 0, 13);
ks[46] = cam_rotate (0, 1, 13);
ks[47] = cam_rotate (1, 2, 13);
ks[48] = cam_rotate (6, 7, 13);
ks[49] = cam_rotate (7, 4, 13);
ks[50] = cam_rotate (4, 5, 13);
ks[51] = cam_rotate (5, 6, 13);
ks[52] = cam_rotate (10, 11, 30);
ks[53] = cam_rotate (11, 8, 30);
ks[54] = cam_rotate (8, 9, 30);
ks[55] = cam_rotate (9, 10, 30);
ks[56] = cam_rotate (6, 7, 30);
ks[57] = cam_rotate (7, 4, 30);
ks[58] = cam_rotate (4, 5, 30);
ks[59] = cam_rotate (5, 6, 30);
ks[60] = cam_rotate (3, 0, 15);
ks[61] = cam_rotate (0, 1, 15);
ks[62] = cam_rotate (1, 2, 15);
ks[63] = cam_rotate (2, 3, 15);
ks[64] = cam_rotate (15, 12, 15);
ks[65] = cam_rotate (12, 13, 15);
ks[66] = cam_rotate (13, 14, 15);
ks[67] = cam_rotate (14, 15, 15);
}
DECLSPEC void camellia256_encrypt (const u32 *ks, const u32 *in, u32 *out)
{
out[0] = in[0] ^ ks[0];
out[1] = in[1] ^ ks[1];
out[2] = in[2] ^ ks[2];
out[3] = in[3] ^ ks[3];
cam_feistel (&out[0], &ks[4], &out[2]);
cam_feistel (&out[2], &ks[6], &out[0]);
cam_feistel (&out[0], &ks[8], &out[2]);
cam_feistel (&out[2], &ks[10], &out[0]);
cam_feistel (&out[0], &ks[12], &out[2]);
cam_feistel (&out[2], &ks[14], &out[0]);
cam_fl (out, &ks[16], &ks[18]);
cam_feistel (&out[0], &ks[20], &out[2]);
cam_feistel (&out[2], &ks[22], &out[0]);
cam_feistel (&out[0], &ks[24], &out[2]);
cam_feistel (&out[2], &ks[26], &out[0]);
cam_feistel (&out[0], &ks[28], &out[2]);
cam_feistel (&out[2], &ks[30], &out[0]);
cam_fl (out, &ks[32], &ks[34]);
cam_feistel (&out[0], &ks[36], &out[2]);
cam_feistel (&out[2], &ks[38], &out[0]);
cam_feistel (&out[0], &ks[40], &out[2]);
cam_feistel (&out[2], &ks[42], &out[0]);
cam_feistel (&out[0], &ks[44], &out[2]);
cam_feistel (&out[2], &ks[46], &out[0]);
cam_fl (out, &ks[48], &ks[50]);
cam_feistel (&out[0], &ks[52], &out[2]);
cam_feistel (&out[2], &ks[54], &out[0]);
cam_feistel (&out[0], &ks[56], &out[2]);
cam_feistel (&out[2], &ks[58], &out[0]);
cam_feistel (&out[0], &ks[60], &out[2]);
cam_feistel (&out[2], &ks[62], &out[0]);
u32 tmp[2];
tmp[0] = out[0];
tmp[1] = out[1];
out[0] = out[2] ^ ks[64];
out[1] = out[3] ^ ks[65];
out[2] = tmp[0] ^ ks[66];
out[3] = tmp[1] ^ ks[67];
}
DECLSPEC void camellia256_decrypt (const u32 *ks, const u32 *in, u32 *out)
{
out[0] = in[0] ^ ks[64];
out[1] = in[1] ^ ks[65];
out[2] = in[2] ^ ks[66];
out[3] = in[3] ^ ks[67];
cam_feistel (&out[0], &ks[62], &out[2]);
cam_feistel (&out[2], &ks[60], &out[0]);
cam_feistel (&out[0], &ks[58], &out[2]);
cam_feistel (&out[2], &ks[56], &out[0]);
cam_feistel (&out[0], &ks[54], &out[2]);
cam_feistel (&out[2], &ks[52], &out[0]);
cam_fl (out, &ks[50], &ks[48]);
cam_feistel (&out[0], &ks[46], &out[2]);
cam_feistel (&out[2], &ks[44], &out[0]);
cam_feistel (&out[0], &ks[42], &out[2]);
cam_feistel (&out[2], &ks[40], &out[0]);
cam_feistel (&out[0], &ks[38], &out[2]);
cam_feistel (&out[2], &ks[36], &out[0]);
cam_fl (out, &ks[34], &ks[32]);
cam_feistel (&out[0], &ks[30], &out[2]);
cam_feistel (&out[2], &ks[28], &out[0]);
cam_feistel (&out[0], &ks[26], &out[2]);
cam_feistel (&out[2], &ks[24], &out[0]);
cam_feistel (&out[0], &ks[22], &out[2]);
cam_feistel (&out[2], &ks[20], &out[0]);
cam_fl (out, &ks[18], &ks[16]);
cam_feistel (&out[0], &ks[14], &out[2]);
cam_feistel (&out[2], &ks[12], &out[0]);
cam_feistel (&out[0], &ks[10], &out[2]);
cam_feistel (&out[2], &ks[8], &out[0]);
cam_feistel (&out[0], &ks[6], &out[2]);
cam_feistel (&out[2], &ks[4], &out[0]);
u32 tmp[2];
tmp[0] = out[0];
tmp[1] = out[1];
out[0] = out[2] ^ ks[0];
out[1] = out[3] ^ ks[1];
out[2] = tmp[0] ^ ks[2];
out[3] = tmp[1] ^ ks[3];
}
#undef c_sbox1
#undef c_sbox2
#undef c_sbox3
#undef c_sbox4
#undef cam_rotate
#undef extract_byte
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