#ifndef _DES_H_9a159a67_
#define _DES_H_9a159a67_

typedef struct rsadestable RSADESTable;
typedef struct rsades3table RSADES3Table;

struct rsadestable {
  unsigned char v[128];
  } ;

struct rsades3table {
  unsigned char v[384];
  } ;

#define DES_BLOCKLEN 8
#define DES_KEYSIZE  8

#define DES3_BLOCKLEN 8
#define DES3_KEYSIZE  24

/*
 * Keys are always 8- or 24-byte data blobs,
 *  in which the low(!) bit of each byte is ignored.
 *
 * op arguments to des and des3 are ENCRYPT or DECRYPT.
 */

#define DECRYPT 0
#define ENCRYPT 1

/* rsadestable(table,key)
   this computes a data blob identical to librsa32's deskey() */
extern void rsadestable(void *, const void *);
/* rsades3table(table,key)
   this computes a data blob identical to librsa32's tripledes3key() */
extern void rsades3table(void *, const void *);
/* des(out,in,key,op) */
extern void des(void *, const void *, const void *, int);
/* des3(out,in,key,op) */
extern void des3(void *, const void *, const void *, int);

#endif