schedle.h

DES工作的基本原理是

#include <windows.h> 

DWORDLONG dwlKey_PC_1[64]={ 
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, 
21,13,5,28,20,12,4,0}; 

DWORDLONG dwlKey_PC_2[64]={ 
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, 
46,42,50,36,29,32,0}; 

DWORDLONG dwlData_IP[65]={ 
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, 
63,55,47,39,31,23,15,7,0}; 

DWORDLONG dwlData_Expansion[64]={ 
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, 
28,29,30,31,32,1,0}; 


DWORDLONG dwlData_P[33]={ 
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, 
22,11,4,25,0}; 

DWORDLONG dwlData_FP[65]={ 
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, 
33,1,41,9,49,17,57,25,0}; 

DWORDLONG OS[512]={ 
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, 

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, 

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, 

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, 

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, 

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, 

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, 

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 
};