key_sel.v

des加密算法的verilog语言的实现

assign K12[23] = decrypt ? K_r10[32] : K_r10[41];
assign K12[24] = decrypt ? K_r10[12] : K_r10[46];
assign K12[25] = decrypt ? K_r10[30] : K_r10[35];
assign K12[26] = decrypt ? K_r10[21] : K_r10[2];
assign K12[27] = decrypt ? K_r10[15] : K_r10[51];
assign K12[28] = decrypt ? K_r10[2] : K_r10[7];
assign K12[29] = decrypt ? K_r10[45] : K_r10[22];
assign K12[30] = decrypt ? K_r10[42] : K_r10[23];
assign K12[31] = decrypt ? K_r10[8] : K_r10[44];
assign K12[32] = decrypt ? K_r10[23] : K_r10[28];
assign K12[33] = decrypt ? K_r10[14] : K_r10[50];
assign K12[34] = decrypt ? K_r10[31] : K_r10[8];
assign K12[35] = decrypt ? K_r10[29] : K_r10[38];
assign K12[36] = decrypt ? K_r10[52] : K_r10[29];
assign K12[37] = decrypt ? K_r10[51] : K_r10[1];
assign K12[38] = decrypt ? K_r10[0] : K_r10[36];
assign K12[39] = decrypt ? K_r10[16] : K_r10[21];
assign K12[40] = decrypt ? K_r10[49] : K_r10[30];
assign K12[41] = decrypt ? K_r10[36] : K_r10[45];
assign K12[42] = decrypt ? K_r10[28] : K_r10[9];
assign K12[43] = decrypt ? K_r10[38] : K_r10[15];
assign K12[44] = decrypt ? K_r10[37] : K_r10[42];
assign K12[45] = decrypt ? K_r10[7] : K_r10[43];
assign K12[46] = decrypt ? K_r10[50] : K_r10[0];
assign K12[47] = decrypt ? K_r10[1] : K_r10[37];
assign K12[48] = decrypt ? K_r10[22] : K_r10[31];

assign K11[1] = decrypt ? K_r9[53] : K_r9[34];
assign K11[2] = decrypt ? K_r9[17] : K_r9[55];
assign K11[3] = decrypt ? K_r9[32] : K_r9[13];
assign K11[4] = decrypt ? K_r9[41] : K_r9[47];
assign K11[5] = decrypt ? K_r9[19] : K_r9[25];
assign K11[6] = decrypt ? K_r9[47] : K_r9[53];
assign K11[7] = decrypt ? K_r9[33] : K_r9[39];
assign K11[8] = decrypt ? K_r9[12] : K_r9[18];
assign K11[9] = decrypt ? K_r9[3] : K_r9[41];
assign K11[10] = decrypt ? K_r9[54] : K_r9[3];
assign K11[11] = decrypt ? K_r9[20] : K_r9[26];
assign K11[12] = decrypt ? K_r9[25] : K_r9[6];
assign K11[13] = decrypt ? K_r9[34] : K_r9[40];
assign K11[14] = decrypt ? K_r9[6] : K_r9[12];
assign K11[15] = decrypt ? K_r9[39] : K_r9[20];
assign K11[16] = decrypt ? K_r9[40] : K_r9[46];
assign K11[17] = decrypt ? K_r9[55] : K_r9[4];
assign K11[18] = decrypt ? K_r9[11] : K_r9[17];
assign K11[19] = decrypt ? K_r9[10] : K_r9[48];
assign K11[20] = decrypt ? K_r9[4] : K_r9[10];
assign K11[21] = decrypt ? K_r9[5] : K_r9[11];
assign K11[22] = decrypt ? K_r9[13] : K_r9[19];
assign K11[23] = decrypt ? K_r9[46] : K_r9[27];
assign K11[24] = decrypt ? K_r9[26] : K_r9[32];
assign K11[25] = decrypt ? K_r9[44] : K_r9[21];
assign K11[26] = decrypt ? K_r9[35] : K_r9[43];
assign K11[27] = decrypt ? K_r9[29] : K_r9[37];
assign K11[28] = decrypt ? K_r9[16] : K_r9[52];
assign K11[29] = decrypt ? K_r9[0] : K_r9[8];
assign K11[30] = decrypt ? K_r9[1] : K_r9[9];
assign K11[31] = decrypt ? K_r9[22] : K_r9[30];
assign K11[32] = decrypt ? K_r9[37] : K_r9[14];
assign K11[33] = decrypt ? K_r9[28] : K_r9[36];
assign K11[34] = decrypt ? K_r9[45] : K_r9[49];
assign K11[35] = decrypt ? K_r9[43] : K_r9[51];
assign K11[36] = decrypt ? K_r9[7] : K_r9[15];
assign K11[37] = decrypt ? K_r9[38] : K_r9[42];
assign K11[38] = decrypt ? K_r9[14] : K_r9[22];
assign K11[39] = decrypt ? K_r9[30] : K_r9[7];
assign K11[40] = decrypt ? K_r9[8] : K_r9[16];
assign K11[41] = decrypt ? K_r9[50] : K_r9[31];
assign K11[42] = decrypt ? K_r9[42] : K_r9[50];
assign K11[43] = decrypt ? K_r9[52] : K_r9[1];
assign K11[44] = decrypt ? K_r9[51] : K_r9[28];
assign K11[45] = decrypt ? K_r9[21] : K_r9[29];
assign K11[46] = decrypt ? K_r9[9] : K_r9[45];
assign K11[47] = decrypt ? K_r9[15] : K_r9[23];
assign K11[48] = decrypt ? K_r9[36] : K_r9[44];

assign K10[1] = decrypt ? K_r8[10] : K_r8[20];
assign K10[2] = decrypt ? K_r8[6] : K_r8[41];
assign K10[3] = decrypt ? K_r8[46] : K_r8[24];
assign K10[4] = decrypt ? K_r8[55] : K_r8[33];
assign K10[5] = decrypt ? K_r8[33] : K_r8[11];
assign K10[6] = decrypt ? K_r8[4] : K_r8[39];
assign K10[7] = decrypt ? K_r8[47] : K_r8[25];
assign K10[8] = decrypt ? K_r8[26] : K_r8[4];
assign K10[9] = decrypt ? K_r8[17] : K_r8[27];
assign K10[10] = decrypt ? K_r8[11] : K_r8[46];
assign K10[11] = decrypt ? K_r8[34] : K_r8[12];
assign K10[12] = decrypt ? K_r8[39] : K_r8[17];
assign K10[13] = decrypt ? K_r8[48] : K_r8[26];
assign K10[14] = decrypt ? K_r8[20] : K_r8[55];
assign K10[15] = decrypt ? K_r8[53] : K_r8[6];
assign K10[16] = decrypt ? K_r8[54] : K_r8[32];
assign K10[17] = decrypt ? K_r8[12] : K_r8[47];
assign K10[18] = decrypt ? K_r8[25] : K_r8[3];
assign K10[19] = decrypt ? K_r8[24] : K_r8[34];
assign K10[20] = decrypt ? K_r8[18] : K_r8[53];
assign K10[21] = decrypt ? K_r8[19] : K_r8[54];
assign K10[22] = decrypt ? K_r8[27] : K_r8[5];
assign K10[23] = decrypt ? K_r8[3] : K_r8[13];
assign K10[24] = decrypt ? K_r8[40] : K_r8[18];
assign K10[25] = decrypt ? K_r8[31] : K_r8[7];
assign K10[26] = decrypt ? K_r8[49] : K_r8[29];
assign K10[27] = decrypt ? K_r8[43] : K_r8[23];
assign K10[28] = decrypt ? K_r8[30] : K_r8[38];
assign K10[29] = decrypt ? K_r8[14] : K_r8[49];
assign K10[30] = decrypt ? K_r8[15] : K_r8[50];
assign K10[31] = decrypt ? K_r8[36] : K_r8[16];
assign K10[32] = decrypt ? K_r8[51] : K_r8[0];
assign K10[33] = decrypt ? K_r8[42] : K_r8[22];
assign K10[34] = decrypt ? K_r8[0] : K_r8[35];
assign K10[35] = decrypt ? K_r8[2] : K_r8[37];
assign K10[36] = decrypt ? K_r8[21] : K_r8[1];
assign K10[37] = decrypt ? K_r8[52] : K_r8[28];
assign K10[38] = decrypt ? K_r8[28] : K_r8[8];
assign K10[39] = decrypt ? K_r8[44] : K_r8[52];
assign K10[40] = decrypt ? K_r8[22] : K_r8[2];
assign K10[41] = decrypt ? K_r8[9] : K_r8[44];
assign K10[42] = decrypt ? K_r8[1] : K_r8[36];
assign K10[43] = decrypt ? K_r8[7] : K_r8[42];
assign K10[44] = decrypt ? K_r8[38] : K_r8[14];
assign K10[45] = decrypt ? K_r8[35] : K_r8[15];
assign K10[46] = decrypt ? K_r8[23] : K_r8[31];
assign K10[47] = decrypt ? K_r8[29] : K_r8[9];
assign K10[48] = decrypt ? K_r8[50] : K_r8[30];

assign K9[1] = decrypt ? K_r7[24] : K_r7[6];
assign K9[2] = decrypt ? K_r7[20] : K_r7[27];
assign K9[3] = decrypt ? K_r7[3] : K_r7[10];
assign K9[4] = decrypt ? K_r7[12] : K_r7[19];
assign K9[5] = decrypt ? K_r7[47] : K_r7[54];
assign K9[6] = decrypt ? K_r7[18] : K_r7[25];
assign K9[7] = decrypt ? K_r7[4] : K_r7[11];
assign K9[8] = decrypt ? K_r7[40] : K_r7[47];
assign K9[9] = decrypt ? K_r7[6] : K_r7[13];
assign K9[10] = decrypt ? K_r7[25] : K_r7[32];
assign K9[11] = decrypt ? K_r7[48] : K_r7[55];
assign K9[12] = decrypt ? K_r7[53] : K_r7[3];
assign K9[13] = decrypt ? K_r7[5] : K_r7[12];
assign K9[14] = decrypt ? K_r7[34] : K_r7[41];
assign K9[15] = decrypt ? K_r7[10] : K_r7[17];
assign K9[16] = decrypt ? K_r7[11] : K_r7[18];
assign K9[17] = decrypt ? K_r7[26] : K_r7[33];
assign K9[18] = decrypt ? K_r7[39] : K_r7[46];
assign K9[19] = decrypt ? K_r7[13] : K_r7[20];
assign K9[20] = decrypt ? K_r7[32] : K_r7[39];
assign K9[21] = decrypt ? K_r7[33] : K_r7[40];
assign K9[22] = decrypt ? K_r7[41] : K_r7[48];
assign K9[23] = decrypt ? K_r7[17] : K_r7[24];
assign K9[24] = decrypt ? K_r7[54] : K_r7[4];
assign K9[25] = decrypt ? K_r7[45] : K_r7[52];
assign K9[26] = decrypt ? K_r7[8] : K_r7[15];
assign K9[27] = decrypt ? K_r7[2] : K_r7[9];
assign K9[28] = decrypt ? K_r7[44] : K_r7[51];
assign K9[29] = decrypt ? K_r7[28] : K_r7[35];
assign K9[30] = decrypt ? K_r7[29] : K_r7[36];
assign K9[31] = decrypt ? K_r7[50] : K_r7[2];
assign K9[32] = decrypt ? K_r7[38] : K_r7[45];
assign K9[33] = decrypt ? K_r7[1] : K_r7[8];
assign K9[34] = decrypt ? K_r7[14] : K_r7[21];
assign K9[35] = decrypt ? K_r7[16] : K_r7[23];
assign K9[36] = decrypt ? K_r7[35] : K_r7[42];
assign K9[37] = decrypt ? K_r7[7] : K_r7[14];
assign K9[38] = decrypt ? K_r7[42] : K_r7[49];
assign K9[39] = decrypt ? K_r7[31] : K_r7[38];
assign K9[40] = decrypt ? K_r7[36] : K_r7[43];
assign K9[41] = decrypt ? K_r7[23] : K_r7[30];
assign K9[42] = decrypt ? K_r7[15] : K_r7[22];
assign K9[43] = decrypt ? K_r7[21] : K_r7[28];
assign K9[44] = decrypt ? K_r7[52] : K_r7[0];
assign K9[45] = decrypt ? K_r7[49] : K_r7[1];
assign K9[46] = decrypt ? K_r7[37] : K_r7[44];
assign K9[47] = decrypt ? K_r7[43] : K_r7[50];
assign K9[48] = decrypt ? K_r7[9] : K_r7[16];

assign K8[1] = decrypt ? K_r6[6] : K_r6[24];
assign K8[2] = decrypt ? K_r6[27] : K_r6[20];
assign K8[3] = decrypt ? K_r6[10] : K_r6[3];
assign K8[4] = decrypt ? K_r6[19] : K_r6[12];
assign K8[5] = decrypt ? K_r6[54] : K_r6[47];
assign K8[6] = decrypt ? K_r6[25] : K_r6[18];
assign K8[7] = decrypt ? K_r6[11] : K_r6[4];
assign K8[8] = decrypt ? K_r6[47] : K_r6[40];
assign K8[9] = decrypt ? K_r6[13] : K_r6[6];
assign K8[10] = decrypt ? K_r6[32] : K_r6[25];
assign K8[11] = decrypt ? K_r6[55] : K_r6[48];
assign K8[12] = decrypt ? K_r6[3] : K_r6[53];
assign K8[13] = decrypt ? K_r6[12] : K_r6[5];
assign K8[14] = decrypt ? K_r6[41] : K_r6[34];
assign K8[15] = decrypt ? K_r6[17] : K_r6[10];
assign K8[16] = decrypt ? K_r6[18] : K_r6[11];
assign K8[17] = decrypt ? K_r6[33] : K_r6[26];
assign K8[18] = decrypt ? K_r6[46] : K_r6[39];
assign K8[19] = decrypt ? K_r6[20] : K_r6[13];
assign K8[20] = decrypt ? K_r6[39] : K_r6[32];
assign K8[21] = decrypt ? K_r6[40] : K_r6[33];
assign K8[22] = decrypt ? K_r6[48] : K_r6[41];
assign K8[23] = decrypt ? K_r6[24] : K_r6[17];
assign K8[24] = decrypt ? K_r6[4] : K_r6[54];
assign K8[25] = decrypt ? K_r6[52] : K_r6[45];
assign K8[26] = decrypt ? K_r6[15] : K_r6[8];
assign K8[27] = decrypt ? K_r6[9] : K_r6[2];
assign K8[28] = decrypt ? K_r6[51] : K_r6[44];
assign K8[29] = decrypt ? K_r6[35] : K_r6[28];
assign K8[30] = decrypt ? K_r6[36] : K_r6[29];
assign K8[31] = decrypt ? K_r6[2] : K_r6[50];
assign K8[32] = decrypt ? K_r6[45] : K_r6[38];
assign K8[33] = decrypt ? K_r6[8] : K_r6[1];
assign K8[34] = decrypt ? K_r6[21] : K_r6[14];
assign K8[35] = decrypt ? K_r6[23] : K_r6[16];
assign K8[36] = decrypt ? K_r6[42] : K_r6[35];
assign K8[37] = decrypt ? K_r6[14] : K_r6[7];
assign K8[38] = decrypt ? K_r6[49] : K_r6[42];
assign K8[39] = decrypt ? K_r6[38] : K_r6[31];
assign K8[40] = decrypt ? K_r6[43] : K_r6[36];
assign K8[41] = decrypt ? K_r6[30] : K_r6[23];
assign K8[42] = decrypt ? K_r6[22] : K_r6[15];
assign K8[43] = decrypt ? K_r6[28] : K_r6[21];
assign K8[44] = decrypt ? K_r6[0] : K_r6[52];
assign K8[45] = decrypt ? K_r6[1] : K_r6[49];
assign K8[46] = decrypt ? K_r6[44] : K_r6[37];
assign K8[47] = decrypt ? K_r6[50] : K_r6[43];
assign K8[48] = decrypt ? K_r6[16] : K_r6[9];

assign K7[1] = decrypt ? K_r5[20] : K_r5[10];
assign K7[2] = decrypt ? K_r5[41] : K_r5[6];
assign K7[3] = decrypt ? K_r5[24] : K_r5[46];
assign K7[4] = decrypt ? K_r5[33] : K_r5[55];
assign K7[5] = decrypt ? K_r5[11] : K_r5[33];
assign K7[6] = decrypt ? K_r5[39] : K_r5[4];
assign K7[7] = decrypt ? K_r5[25] : K_r5[47];
assign K7[8] = decrypt ? K_r5[4] : K_r5[26];
assign K7[9] = decrypt ? K_r5[27] : K_r5[17];
assign K7[10] = decrypt ? K_r5[46] : K_r5[11];
assign K7[11] = decrypt ? K_r5[12] : K_r5[34];
assign K7[12] = decrypt ? K_r5[17] : K_r5[39];
assign K7[13] = decrypt ? K_r5[26] : K_r5[48];
assign K7[14] = decrypt ? K_r5[55] : K_r5[20];
assign K7[15] = decrypt ? K_r5[6] : K_r5[53];
assign K7[16] = decrypt ? K_r5[32] : K_r5[54];
assign K7[17] = decrypt ? K_r5[47] : K_r5[12];
assign K7[18] = decrypt ? K_r5[3] : K_r5[25];
assign K7[19] = decrypt ? K_r5[34] : K_r5[24];
assign K7[20] = decrypt ? K_r5[53] : K_r5[18];
assign K7[21] = decrypt ? K_r5[54] : K_r5[19];
assign K7[22] = decrypt ? K_r5[5] : K_r5[27];
assign K7[23] = decrypt ? K_r5[13] : K_r5[3];
assign K7[24] = decrypt ? K_r5[18] : K_r5[40];
assign K7[25] = decrypt ? K_r5[7] : K_r5[31];
assign K7[26] = decrypt ? K_r5[29] : K_r5[49];
assign K7[27] = decrypt ? K_r5[23] : K_r5[43];
assign K7[28] = decrypt ? K_r5[38] : K_r5[30];
assign K7[29] = decrypt ? K_r5[49] : K_r5[14];
assign K7[30] = decrypt ? K_r5[50] : K_r5[15];
assign K7[31] = decrypt ? K_r5[16] : K_r5[36];
assign K7[32] = decrypt ? K_r5[0] : K_r5[51];
assign K7[33] = decrypt ? K_r5[22] : K_r5[42];
assign K7[34] = decrypt ? K_r5[35] : K_r5[0];
assign K7[35] = decrypt ? K_r5[37] : K_r5[2];
assign K7[36] = decrypt ? K_r5[1] : K_r5[21];
assign K7[37] = decrypt ? K_r5[28] : K_r5[52];
assign K7[38] = decrypt ? K_r5[8] : K_r5[28];
assign K7[39] = decrypt ? K_r5[52] : K_r5[44];
assign K7[40] = decrypt ? K_r5[2] : K_r5[22];
assign K7[41] = decrypt ? K_r5[44] : K_r5[9];
assign K7[42] = decrypt ? K_r5[36] : K_r5[1];
assign K7[43] = decrypt ? K_r5[42] : K_r5[7];
assign K7[44] = decrypt ? K_r5[14] : K_r5[38];
assign K7[45] = decrypt ? K_r5[15] : K_r5[35];
assign K7[46] = decrypt ? K_r5[31] : K_r5[23];
assign K7[47] = decrypt ? K_r5[9] : K_r5[29];
assign K7[48] = decrypt ? K_r5[30] : K_r5[50];

assign K6[1] = decrypt ? K_r4[34] : K_r4[53];
assign K6[2] = decrypt ? K_r4[55] : K_r4[17];
assign K6[3] = decrypt ? K_r4[13] : K_r4[32];
assign K6[4] = decrypt ? K_r4[47] : K_r4[41];
assign K6[5] = decrypt ? K_r4[25] : K_r4[19];
assign K6[6] = decrypt ? K_r4[53] : K_r4[47];
assign K6[7] = decrypt ? K_r4[39] : K_r4[33];
assign K6[8] = decrypt ? K_r4[18] : K_r4[12];
assign K6[9] = decrypt ? K_r4[41] : K_r4[3];
assign K6[10] = decrypt ? K_r4[3] : K_r4[54];
assign K6[11] = decrypt ? K_r4[26] : K_r4[20];
assign K6[12] = decrypt ? K_r4[6] : K_r4[25];
assign K6[13] = decrypt ? K_r4[40] : K_r4[34];