www.pudn.com > ntcrypto.rar > des_key.h, change:2000-07-25,size:871b

/* des_key.h */ 
 
 
/*********************************/ 
/* Definitions                   */ 
/*********************************/ 
#define		DES_MAGIC		0x44455331 
 
/*********************************/ 
/* Function Definitions          */ 
/*********************************/ 
 
DWORD initKeyDES (Key_t *des); 
DWORD getDESParams (Key_t *des, DWORD param, BYTE *data, DWORD *len); 
DWORD setDESParams (Key_t *des, DWORD param, BYTE *data); 
 
// Get DES key length 
DWORD desGetKeyLength ( 
                       IN ALG_ID Algid, 
                       IN DWORD dwFlags, 
                       OUT DWORD *pcbKey, 
                       OUT DWORD *pcbData 
                       ); 
 
// Derive a des key 
DWORD desDeriveKey ( 
                   IN OUT Key_t *pKey, 
                   IN BYTE *pbData, 
                   IN DWORD dwFlags 
                   );