des.h

#ifndef _DES_H_
#define _DES_H_


#define DES_DEBUG


/**
 * Permuted Choice 1
 */
static unsigned char pc_1[] = {
	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
};

/**
 * Permuted Choice 2
 */
static unsigned char pc_2[] = {
	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
};

const unsigned char left_shifts[] = {
	1, 1, 2, 2, 2, 2, 2, 2,
	1, 2, 2, 2, 2, 2, 2, 1
};

#endif