sha3.h

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/*
 * sha3.h
 *
 * Header for sha3 operations.
 *
 * Copyright 2019-2024 DigiCert, Inc. All Rights Reserved.
 * Proprietary and Confidential Material.
 *
 */

#ifndef __SHA3_HEADER__
#define __SHA3_HEADER__

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

#ifdef __ENABLE_MOCANA_CRYPTO_INTERFACE__
#include "../crypto_interface/crypto_interface_sha3_priv.h"
#endif

#include "../common/moptions.h"
#include "../common/mtypes.h"
#include "../common/mocana.h"
#include "../crypto/hw_accel.h"
#include "../crypto/crypto.h"

#ifdef __cplusplus
extern "C" {
#endif

#define SHA3_512_RESULT_SIZE    (64)
#define SHA3_512_BLOCK_SIZE     (72)

#define SHA3_384_RESULT_SIZE    (48)
#define SHA3_384_BLOCK_SIZE     (104)
  
#define SHA3_256_RESULT_SIZE    (32)
#define SHA3_256_BLOCK_SIZE     (136)

#define SHA3_224_RESULT_SIZE    (28)
#define SHA3_224_BLOCK_SIZE     (144)

#define MOCANA_SHA3_MODE_SHA3_224 0
#define MOCANA_SHA3_MODE_SHA3_256 1
#define MOCANA_SHA3_MODE_SHA3_384 2
#define MOCANA_SHA3_MODE_SHA3_512 3
#define MOCANA_SHA3_MODE_SHAKE128 4
#define MOCANA_SHA3_MODE_SHAKE256 5
  
typedef struct SHA3_CTX
{
    MocSymCtx pMocSymCtx;
    ubyte4 enabled;
    ubyte4 hashId;

    ubyte4 mode;
    ubyte pBuffer[168]; /* Big enough for every mode, shake128's block size  */
    ubyte4 position;
    ubyte8 pState[5][5]; /* 1600 bit cube */
    byteBoolean initialized;

} SHA3_CTX;


MOC_EXTERN MSTATUS SHA3_allocDigest(MOC_HASH(hwAccelDescr hwAccelCtx) BulkCtx *pSha3_ctx);


MOC_EXTERN MSTATUS SHA3_initDigest(MOC_HASH(hwAccelDescr hwAccelCtx) SHA3_CTX *pSha3_ctx, ubyte4 mode);


MOC_EXTERN MSTATUS SHA3_updateDigest(MOC_HASH(hwAccelDescr hwAccelCtx) SHA3_CTX *pSha3_ctx, ubyte *pMessage, ubyte4 messageLen);


MOC_EXTERN MSTATUS SHA3_finalDigest(MOC_HASH(hwAccelDescr hwAccelCtx) SHA3_CTX *pSha3_ctx, ubyte *pResult, ubyte4 desiredResultLen);


MOC_EXTERN MSTATUS SHA3_freeDigest(MOC_HASH(hwAccelDescr hwAccelCtx) BulkCtx *pSha3_ctx);


MOC_EXTERN MSTATUS SHA3_completeDigest(MOC_HASH(hwAccelDescr hwAccelCtx) ubyte4 mode, ubyte *pMessage, ubyte4 messageLen, ubyte *pResult, ubyte4 desiredResultLen);


MOC_EXTERN MSTATUS SHA3_cloneCtx(MOC_HASH(hwAccelDescr hwAccelCtx) SHA3_CTX *pDest, SHA3_CTX *pSrc);

#ifdef __cplusplus
}
#endif
  
#endif /* __SHA3_HEADER__ */