des.h

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/*
 * des.h
 *
 * DES Header
 *
 * Copyright 2019-2024 DigiCert, Inc. All Rights Reserved.
 * Proprietary and Confidential Material.
 *
 */
/*------------------------------------------------------------------*/

#ifndef __DES_HEADER__
#define __DES_HEADER__

#include "../cap/capdecl.h"

#ifdef __ENABLE_MOCANA_CRYPTO_INTERFACE__
#include "../crypto_interface/crypto_interface_des_priv.h"
#endif

#ifdef __cplusplus
extern "C" {
#endif

#define DES_BLOCK_SIZE      (8)
#define DES_KEY_LENGTH      (8)


/*------------------------------------------------------------------*/

/* IMPORTANT: if the size of this context is modified be sure to modify
   MOC_RAND_CTX_WRAPPER_STORAGE_SIZE appropriately in random.h
 */

typedef struct
{
    ubyte4 ek[32];
    ubyte4 dk[32];
    MocSymCtx pMocSymCtx;
    ubyte4 initialized;
    ubyte4 enabled;

} des_ctx, DES_CTX;


/*------------------------------------------------------------------*/

MOC_EXTERN MSTATUS DES_initKey(des_ctx *p_desContext, const ubyte *pKey, sbyte4 keyLen);
MOC_EXTERN MSTATUS DES_encipher(des_ctx *p_desContext, ubyte *pSrc, ubyte *pDest, ubyte4 numBytes);
MOC_EXTERN MSTATUS DES_decipher(des_ctx *p_desContext, ubyte *pSrc, ubyte *pDest, ubyte4 numBytes);
MOC_EXTERN MSTATUS DES_clearKey(des_ctx *p_desContext);
#ifdef __ENABLE_DES_CIPHER__

MOC_EXTERN BulkCtx CreateDESCtx (MOC_SYM(hwAccelDescr hwAccelCtx) ubyte* keyMaterial, sbyte4 keyLength, sbyte4 encrypt);

MOC_EXTERN MSTATUS DeleteDESCtx (MOC_SYM(hwAccelDescr hwAccelCtx) BulkCtx* ctx);

MOC_EXTERN MSTATUS DoDES        (MOC_SYM(hwAccelDescr hwAccelCtx) BulkCtx ctx, ubyte* data, sbyte4 dataLength, sbyte4 encrypt, ubyte* iv);

MOC_EXTERN MSTATUS CloneDESCtx (MOC_SYM(hwAccelDescr hwAccelCtx) BulkCtx pCtx, BulkCtx *ppNewCtx);

#endif /* __ENABLE_DES_CIPHER__ */

#ifdef __cplusplus
}
#endif

#endif /* __DES_HEADER__ */