/* * * 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" CONSTANT_AS u32a c_sbox[256] = { 0x70, 0x82, 0x2c, 0xec, 0xb3, 0x27, 0xc0, 0xe5, 0xe4, 0x85, 0x57, 0x35, 0xea, 0x0c, 0xae, 0x41, 0x23, 0xef, 0x6b, 0x93, 0x45, 0x19, 0xa5, 0x21, 0xed, 0x0e, 0x4f, 0x4e, 0x1d, 0x65, 0x92, 0xbd, 0x86, 0xb8, 0xaf, 0x8f, 0x7c, 0xeb, 0x1f, 0xce, 0x3e, 0x30, 0xdc, 0x5f, 0x5e, 0xc5, 0x0b, 0x1a, 0xa6, 0xe1, 0x39, 0xca, 0xd5, 0x47, 0x5d, 0x3d, 0xd9, 0x01, 0x5a, 0xd6, 0x51, 0x56, 0x6c, 0x4d, 0x8b, 0x0d, 0x9a, 0x66, 0xfb, 0xcc, 0xb0, 0x2d, 0x74, 0x12, 0x2b, 0x20, 0xf0, 0xb1, 0x84, 0x99, 0xdf, 0x4c, 0xcb, 0xc2, 0x34, 0x7e, 0x76, 0x05, 0x6d, 0xb7, 0xa9, 0x31, 0xd1, 0x17, 0x04, 0xd7, 0x14, 0x58, 0x3a, 0x61, 0xde, 0x1b, 0x11, 0x1c, 0x32, 0x0f, 0x9c, 0x16, 0x53, 0x18, 0xf2, 0x22, 0xfe, 0x44, 0xcf, 0xb2, 0xc3, 0xb5, 0x7a, 0x91, 0x24, 0x08, 0xe8, 0xa8, 0x60, 0xfc, 0x69, 0x50, 0xaa, 0xd0, 0xa0, 0x7d, 0xa1, 0x89, 0x62, 0x97, 0x54, 0x5b, 0x1e, 0x95, 0xe0, 0xff, 0x64, 0xd2, 0x10, 0xc4, 0x00, 0x48, 0xa3, 0xf7, 0x75, 0xdb, 0x8a, 0x03, 0xe6, 0xda, 0x09, 0x3f, 0xdd, 0x94, 0x87, 0x5c, 0x83, 0x02, 0xcd, 0x4a, 0x90, 0x33, 0x73, 0x67, 0xf6, 0xf3, 0x9d, 0x7f, 0xbf, 0xe2, 0x52, 0x9b, 0xd8, 0x26, 0xc8, 0x37, 0xc6, 0x3b, 0x81, 0x96, 0x6f, 0x4b, 0x13, 0xbe, 0x63, 0x2e, 0xe9, 0x79, 0xa7, 0x8c, 0x9f, 0x6e, 0xbc, 0x8e, 0x29, 0xf5, 0xf9, 0xb6, 0x2f, 0xfd, 0xb4, 0x59, 0x78, 0x98, 0x06, 0x6a, 0xe7, 0x46, 0x71, 0xba, 0xd4, 0x25, 0xab, 0x42, 0x88, 0xa2, 0x8d, 0xfa, 0x72, 0x07, 0xb9, 0x55, 0xf8, 0xee, 0xac, 0x0a, 0x36, 0x49, 0x2a, 0x68, 0x3c, 0x38, 0xf1, 0xa4, 0x40, 0x28, 0xd3, 0x7b, 0xbb, 0xc9, 0x43, 0xc1, 0x15, 0xe3, 0xad, 0xf4, 0x77, 0xc7, 0x80, 0x9e }; #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