SecurityDefines.hpp File Reference

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Defines
#define	SHFR(x, n)   (x >> n)
#define	ROTR(x, n)   ((x >> n) | (x << ((sizeof(x) << 3) - n)))
#define	ROTL(x, n)   ((x << n) | (x >> ((sizeof(x) << 3) - n)))
#define	CH(x, y, z)   ((x & y) ^ (~x & z))
#define	MAJ(x, y, z)   ((x & y) ^ (x & z) ^ (y & z))
#define	PACK32(str, x)
#define	UNPACK32(x, str)
#define	PACK64(str, x)
#define	UNPACK64(x, str)
#define	HOST_c2l(c, l)
#define	HOST_l2c(l, c)
#define	SWAP(n)   (n)
Enumerations
enum	ECryptType { etSimpleDES = 0, etXTEA = 1 }

---

Define Documentation

#define CH	(		x,
			y,
			z
	)		((x & y) ^ (~x & z))

#define HOST_c2l	(		c,
			l
	)

Value:

(\
           l =(((unsigned long)(*((c)++)))<<24), \
           l|=(((unsigned long)(*((c)++)))<<16), \
           l|=(((unsigned long)(*((c)++)))<< 8), \
           l|=(((unsigned long)(*((c)++)))    ), \
           l)

#define HOST_l2c	(		l,
			c
	)

Value:

(\
           *((c)++)=(unsigned char)(((l)>>24)&0xff), \
           *((c)++)=(unsigned char)(((l)>>16)&0xff), \
           *((c)++)=(unsigned char)(((l)>> 8)&0xff), \
           *((c)++)=(unsigned char)(((l)    )&0xff), \
           l)

#define MAJ	(		x,
			y,
			z
	)		((x & y) ^ (x & z) ^ (y & z))

#define PACK32	(		str,
			x
	)

Value:

{                                         \
    *(x) = ((Uint32) *((str) + 3))        | \
           ((Uint32) *((str) + 2) <<  8)  | \
           ((Uint32) *((str) + 1) << 16)  | \
           ((Uint32) *((str) + 0) << 24);   \
  }

#define PACK64	(		str,
			x
	)

Value:

{                                          \
    *(x) = ((Uint64) *((str) + 7)      )  |  \
           ((Uint64) *((str) + 6) <<  8)  |  \
           ((Uint64) *((str) + 5) << 16)  |  \
           ((Uint64) *((str) + 4) << 24)  |  \
           ((Uint64) *((str) + 3) << 32)  |  \
           ((Uint64) *((str) + 2) << 40)  |  \
           ((Uint64) *((str) + 1) << 48)  |  \
           ((Uint64) *((str) + 0) << 56);    \
  }

#define ROTL	(		x,
			n
	)		((x << n) | (x >> ((sizeof(x) << 3) - n)))

#define ROTR	(		x,
			n
	)		((x >> n) | (x << ((sizeof(x) << 3) - n)))

#define SHFR	(		x,
			n
	)		(x >> n)

#define SWAP

(

n )

(n)

#define UNPACK32	(		x,
			str
	)

Value:

{                                      \
    *((str) + 3) = (Uint8) ((x));        \
    *((str) + 2) = (Uint8) ((x) >>  8);  \
    *((str) + 1) = (Uint8) ((x) >> 16);  \
    *((str) + 0) = (Uint8) ((x) >> 24);  \
  }

#define UNPACK64	(		x,
			str
	)

Value:

{                                         \
    *((str) + 7) = (Uint8) ((x));           \
    *((str) + 6) = (Uint8) ((x) >>  8);     \
    *((str) + 5) = (Uint8) ((x) >> 16);     \
    *((str) + 4) = (Uint8) ((x) >> 24);     \
    *((str) + 3) = (Uint8) ((x) >> 32);     \
    *((str) + 2) = (Uint8) ((x) >> 40);     \
    *((str) + 1) = (Uint8) ((x) >> 48);     \
    *((str) + 0) = (Uint8) ((x) >> 56);     \
  }

---

Enumeration Type Documentation

enum ECryptType

this enumeration will select the correct symetric crypt algorithm

Enumerator:

etSimpleDES
etXTEA