// Define globals, and sample user keys // (rodric rabbah, ) static { // used for printing descriptor in output boolean PRINTINFO = false; int PLAINTEXT = 0; int USERKEY = 1; int CIPHERTEXT = 2; // algorithm has 16 total rounds int MAXROUNDS = 16; // sample user keys int[34][2] USERKEYS = {{0x00000000, 0x00000000}, // 0x0000000000000000 {0xFFFFFFFF, 0xFFFFFFFF}, // 0xFFFFFFFFFFFFFFFF {0x30000000, 0x00000000}, // 0x3000000000000000 {0x11111111, 0x11111111}, // 0x1111111111111111 {0x01234567, 0x89ABCDEF}, // 0x0123456789ABCDEF {0x11111111, 0x11111111}, // 0x1111111111111111 {0x00000000, 0x00000000}, // 0x0000000000000000 {0xFEDCBA98, 0x76543210}, // 0xFEDCBA9876543210 {0x7CA11045, 0x4A1A6E57}, // 0x7CA110454A1A6E57 {0x0131D961, 0x9DC1376E}, // 0x0131D9619DC1376E {0x07A1133E, 0x4A0B2686}, // 0x07A1133E4A0B2686 {0x3849674C, 0x2602319E}, // 0x3849674C2602319E {0x04B915BA, 0x43FEB5B6}, // 0x04B915BA43FEB5B6 {0x0113B970, 0xFD34F2CE}, // 0x0113B970FD34F2CE {0x0170F175, 0x468FB5E6}, // 0x0170F175468FB5E6 {0x43297FAD, 0x38E373FE}, // 0x43297FAD38E373FE {0x07A71370, 0x45DA2A16}, // 0x07A7137045DA2A16 {0x04689104, 0xC2FD3B2F}, // 0x04689104C2FD3B2F {0x37D06BB5, 0x16CB7546}, // 0x37D06BB516CB7546 {0x1F08260D, 0x1AC2465E}, // 0x1F08260D1AC2465E {0x58402364, 0x1ABA6176}, // 0x584023641ABA6176 {0x02581616, 0x4629B007}, // 0x025816164629B007 {0x49793EBC, 0x79B3258F}, // 0x49793EBC79B3258F {0x4FB05E15, 0x15AB73A7}, // 0x4FB05E1515AB73A7 {0x49E95D6D, 0x4CA229BF}, // 0x49E95D6D4CA229BF {0x018310DC, 0x409B26D6}, // 0x018310DC409B26D6 {0x1C587F1C, 0x13924FEF}, // 0x1C587F1C13924FEF {0x01010101, 0x01010101}, // 0x0101010101010101 {0x1F1F1F1F, 0x0E0E0E0E}, // 0x1F1F1F1F0E0E0E0E {0xE0FEE0FE, 0xF1FEF1FE}, // 0xE0FEE0FEF1FEF1FE {0x00000000, 0x00000000}, // 0x0000000000000000 {0xFFFFFFFF, 0xFFFFFFFF}, // 0xFFFFFFFFFFFFFFFF {0x01234567, 0x89ABCDEF}, // 0x0123456789ABCDEF {0xFEDCBA98, 0x76543210}}; // 0xFEDCBA9876543210 // PC1 permutation for key schedule int[56] PC1 = {57, 49, 41, 33, 25, 17, 9, 1, 58, 50, 42, 34, 26, 18, 10, 2, 59, 51, 43, 35, 27, 19, 11, 3, 60, 52, 44, 36, 63, 55, 47, 39, 31, 23, 15, 7, 62, 54, 46, 38, 30, 22, 14, 6, 61, 53, 45, 37, 29, 21, 13, 5, 28, 20, 12, 4}; // PC2 permutation for key schedule int[48] PC2 = {14, 17, 11, 24, 1, 5, 3, 28, 15, 6, 21, 10, 23, 19, 12, 4, 26, 8, 16, 7, 27, 20, 13, 2, 41, 52, 31, 37, 47, 55, 30, 40, 51, 45, 33, 48, 44, 49, 39, 56, 34, 53, 46, 42, 50, 36, 29, 32}; // key rotation table for key schedule int[16] RT = {1, 1, 2, 2, 2, 2, 2, 2, 1, 2, 2, 2, 2, 2, 2, 1}; // initial permuation int[64] IP = {58, 50, 42, 34, 26, 18, 10, 2, 60, 52, 44, 36, 28, 20, 12, 4, 62, 54, 46, 38, 30, 22, 14, 6, 64, 56, 48, 40, 32, 24, 16, 8, 57, 49, 41, 33, 25, 17, 9, 1, 59, 51, 43, 35, 27, 19, 11, 3, 61, 53, 45, 37, 29, 21, 13, 5, 63, 55, 47, 39, 31, 23, 15, 7}; // expansion permutation (bit selection) int[48] E = {32, 1, 2, 3, 4, 5, 4, 5, 6, 7, 8, 9, 8, 9, 10, 11, 12, 13, 12, 13, 14, 15, 16, 17, 16, 17, 18, 19, 20, 21, 20, 21, 22, 23, 24, 25, 24, 25, 26, 27, 28, 29, 28, 29, 30, 31, 32, 1}; // P permutation of sbox output int[32] P = {16, 7, 20, 21, 29, 12, 28, 17, 1, 15, 23, 26, 5, 18, 31, 10, 2, 8, 24, 14, 32, 27, 3, 9, 19, 13, 30, 6, 22, 11, 4, 25}; // inverse intial permuation int[64] IPm1 = {40, 8, 48, 16, 56, 24, 64, 32, 39, 7, 47, 15, 55, 23, 63, 31, 38, 6, 46, 14, 54, 22, 62, 30, 37, 5, 45, 13, 53, 21, 61, 29, 36, 4, 44, 12, 52, 20, 60, 28, 35, 3, 43, 11, 51, 19, 59, 27, 34, 2, 42, 10, 50, 18, 58, 26, 33, 1, 41, 9, 49, 17, 57, 25}; // provides sbox permutations for DES encryption int[4][16] S1 = {{14, 4, 13, 1, 2, 15, 11, 8, 3, 10, 6, 12, 5, 9, 0, 7}, { 0, 15, 7, 4, 14, 2, 13, 1, 10, 6, 12, 11, 9, 5, 3, 8}, { 4, 1, 14, 8, 13, 6, 2, 11, 15, 12, 9, 7, 3, 10, 5, 0}, {15, 12, 8, 2, 4, 9, 1, 7, 5, 11, 3, 14, 10, 0, 6, 13}}; int[4][16] S2 = {{15, 1, 8, 14, 6, 11, 3, 4, 9, 7, 2, 13, 12, 0, 5, 10}, { 3, 13, 4, 7, 15, 2, 8, 14, 12, 0, 1, 10, 6, 9, 11, 5}, { 0, 14, 7, 11, 10, 4, 13, 1, 5, 8, 12, 6, 9, 3, 2, 15}, {13, 8, 10, 1, 3, 15, 4, 2, 11, 6, 7, 12, 0, 5, 14, 9}}; int[4][16] S3 = {{10, 0, 9, 14, 6, 3, 15, 5, 1, 13, 12, 7, 11, 4, 2, 8}, {13 , 7, 0, 9, 3, 4, 6, 10, 2, 8, 5, 14, 12, 11, 15, 1}, {13 , 6, 4, 9, 8, 15, 3, 0, 11, 1, 2, 12, 5, 10, 14, 7}, { 1, 10, 13, 0, 6, 9, 8, 7, 4, 15, 14, 3, 11, 5, 2, 12}}; int[4][16] S4 = {{ 7, 13, 14, 3, 0, 6, 9, 10, 1, 2, 8, 5, 11, 12, 4, 15}, {13, 8, 11, 5, 6, 15, 0, 3, 4, 7, 2, 12, 1, 10, 14, 9}, {10, 6, 9, 0, 12, 11, 7, 13, 15, 1, 3, 14, 5, 2, 8, 4}, { 3, 15, 0, 6, 10, 1, 13, 8, 9, 4, 5, 11, 12, 7, 2, 14}}; int[4][16] S5 = {{ 2, 12, 4, 1, 7, 10, 11, 6, 8, 5, 3, 15, 13, 0, 14, 9}, {14, 11, 2, 12, 4, 7, 13, 1, 5, 0, 15, 10, 3, 9, 8, 6}, { 4, 2, 1, 11, 10, 13, 7, 8, 15, 9, 12, 5, 6, 3, 0, 14}, {11, 8, 12, 7, 1, 14, 2, 13, 6, 15, 0, 9, 10, 4, 5, 3}}; int[4][16] S6 = {{12, 1, 10, 15, 9, 2, 6, 8, 0, 13, 3, 4, 14, 7, 5, 11}, {10, 15, 4, 2, 7, 12, 9, 5, 6, 1, 13, 14, 0, 11, 3, 8}, { 9, 14, 15, 5, 2, 8, 12, 3, 7, 0, 4, 10, 1, 13, 11, 6}, { 4, 3, 2, 12, 9, 5, 15, 10, 11, 14, 1, 7, 6, 0, 8, 13}}; int[4][16] S7 = {{ 4, 11, 2, 14, 15, 0, 8, 13, 3, 12, 9, 7, 5, 10, 6, 1}, {13, 0, 11, 7, 4, 9, 1, 10, 14, 3, 5, 12, 2, 15, 8, 6}, { 1, 4, 11, 13, 12, 3, 7, 14, 10, 15, 6, 8, 0, 5, 9, 2}, { 6, 11, 13, 8, 1, 4, 10, 7, 9, 5, 0, 15, 14, 2, 3, 12}}; int[4][16] S8 = {{13, 2, 8, 4, 6, 15, 11, 1, 10, 9, 3, 14, 5, 0, 12, 7}, { 1, 15, 13, 8, 10, 3, 7, 4, 12, 5, 6, 11, 0, 14, 9, 2}, { 7, 11, 4, 1, 9, 12, 14, 2, 0, 6, 10, 13, 15, 3, 5, 8}, { 2, 1, 14, 7, 4, 10, 8, 13, 15, 12, 9, 0, 3, 5, 6, 11}}; init {} }