des算法實(shí)驗(yàn)報(bào)告-文庫吧
2025-04-28 18:48 本頁面
【正文】 6, 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}。③擴(kuò)展變換Eunsigned char Expansion[] ={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}。④P_盒置換unsigned char P_Box[]={16, 7, 20, 21, 29, 12, 28, 17,1, 15, 23, 26, 5, 18, 31, 30,2, 8, 24, 14, 32, 27, 3, 9,19, 13, 30, 6, 22, 11, 4, 25}。⑤S盒置換unsigned char S_Box[8][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}},/* 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}},/* 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}},/* 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}},/* 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
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鄂ICP備17016276號(hào)-1