mirror of
https://github.com/hashcat/hashcat.git
synced 2024-12-27 00:48:13 +00:00
53 lines
1.2 KiB
C
53 lines
1.2 KiB
C
/**
|
|
* Author......: See docs/credits.txt
|
|
* License.....: MIT
|
|
*/
|
|
|
|
#ifndef _CPU_DES_H
|
|
#define _CPU_DES_H
|
|
|
|
#define PERM_OP(a,b,n,m) \
|
|
{ \
|
|
u32 t; \
|
|
t = a >> n; \
|
|
t = t ^ b; \
|
|
t = t & m; \
|
|
b = b ^ t; \
|
|
t = t << n; \
|
|
a = a ^ t; \
|
|
}
|
|
|
|
#define HPERM_OP(a,n,m) \
|
|
{ \
|
|
u32 t; \
|
|
t = a << (16 + n); \
|
|
t = t ^ a; \
|
|
t = t & m; \
|
|
a = a ^ t; \
|
|
t = t >> (16 + n); \
|
|
a = a ^ t; \
|
|
}
|
|
|
|
#define DES_IP(l,r) \
|
|
{ \
|
|
PERM_OP (r, l, 4, 0x0f0f0f0f); \
|
|
PERM_OP (l, r, 16, 0x0000ffff); \
|
|
PERM_OP (r, l, 2, 0x33333333); \
|
|
PERM_OP (l, r, 8, 0x00ff00ff); \
|
|
PERM_OP (r, l, 1, 0x55555555); \
|
|
}
|
|
|
|
#define DES_FP(l,r) \
|
|
{ \
|
|
PERM_OP (l, r, 1, 0x55555555); \
|
|
PERM_OP (r, l, 8, 0x00ff00ff); \
|
|
PERM_OP (l, r, 2, 0x33333333); \
|
|
PERM_OP (r, l, 16, 0x0000ffff); \
|
|
PERM_OP (l, r, 4, 0x0f0f0f0f); \
|
|
}
|
|
|
|
void _des_keysetup (const u32 data[2], u32 Kc[16], u32 Kd[16]);
|
|
void _des_encrypt (u32 data[2], const u32 Kc[16], const u32 Kd[16]);
|
|
|
|
#endif // _CPU_DES_H
|