tables.h

DES 实现 包括 纯DES 3DES 和 CBC

 const UINT 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
					};

const UINT ip_1[]={ 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
			 	};

	const UINT  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
					};

	const UINT s[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}
                                                                },

								//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}
                                                                },

								//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}
                                                                },
								//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}
                                                                }
								};
const UINT 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
					};

	const UINT 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
				};
const UINT 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
			};