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- #ifndef CRYS_RND_H
- #define CRYS_RND_H
- #include "crys_error.h"
- #include "ssi_aes.h"
- #ifdef __cplusplus
- extern "C"
- {
- #endif
- #define CRYS_RND_MAX_RESEED_COUNTER (0xFFFFFFFF - 0xF)
- #define CRYS_RND_MAX_GEN_VECTOR_SIZE_BITS 0x7FFFF
- #define CRYS_RND_MAX_GEN_VECTOR_SIZE_BYTES 0xFFFF
- #define CRYS_RND_AES_BLOCK_SIZE_IN_WORDS SASI_AES_BLOCK_SIZE_IN_WORDS
- #define CRYS_RND_SEED_MAX_SIZE_WORDS 12
- #ifndef CRYS_RND_ADDITINAL_INPUT_MAX_SIZE_WORDS
- #define CRYS_RND_ADDITINAL_INPUT_MAX_SIZE_WORDS CRYS_RND_SEED_MAX_SIZE_WORDS
- #endif
- #define CRYS_RND_AES_KEY_128_SIZE_WORDS 4
- #define CRYS_RND_AES_KEY_192_SIZE_WORDS 6
- #define CRYS_RND_AES_KEY_256_SIZE_WORDS 8
- #define CRYS_RND_WORK_BUFFER_SIZE_WORDS 1528
- typedef struct
- {
-
- uint32_t crysRndWorkBuff[CRYS_RND_WORK_BUFFER_SIZE_WORDS];
- }CRYS_RND_WorkBuff_t;
- #define CRYS_RND_EntropyEstimatData_t CRYS_RND_WorkBuff_t
- #define crysRndEntrIntBuff crysRndWorkBuff
- #define CRYS_RND_TRNG_SRC_INNER_OFFSET_WORDS 2
- #define CRYS_RND_TRNG_SRC_INNER_OFFSET_BYTES (CRYS_RND_TRNG_SRC_INNER_OFFSET_WORDS*sizeof(uint32_t))
- #define CRYS_PRNG_FIPS_KAT_OUT_DATA_SIZE 64
- typedef enum
- {
-
- CRYS_RND_Fast = 0,
-
- CRYS_RND_Slow = 1,
-
- CRYS_RND_ModeLast = 0x7FFFFFFF,
- } CRYS_RND_mode_t;
- typedef struct
- {
-
-
- uint32_t Seed[CRYS_RND_SEED_MAX_SIZE_WORDS];
-
-
- uint32_t PreviousRandValue[SASI_AES_BLOCK_SIZE_IN_WORDS];
-
-
- uint32_t PreviousAdditionalInput[CRYS_RND_ADDITINAL_INPUT_MAX_SIZE_WORDS+5];
-
- uint32_t AdditionalInput[CRYS_RND_ADDITINAL_INPUT_MAX_SIZE_WORDS+4];
-
- uint32_t AddInputSizeWords;
-
- uint32_t EntropySourceSizeWords;
-
- uint32_t ReseedCounter;
-
- uint32_t KeySizeWords;
-
-
- uint32_t StateFlag;
-
-
- uint32_t TrngProcesState;
-
-
- uint32_t ValidTag;
-
- uint32_t EntropySizeBits;
- } CRYS_RND_State_t;
- typedef uint32_t (*SaSiRndGenerateVectWorkFunc_t)( \
- void *rndState_ptr, \
- uint16_t outSizeBytes, \
- uint8_t *out_ptr );
- typedef struct
- {
-
- CRYS_RND_WorkBuff_t rndWorkBuff;
-
- uint8_t rndOutputBuff[CRYS_PRNG_FIPS_KAT_OUT_DATA_SIZE];
- } CRYS_PrngFipsKatCtx_t;
- CEXPORT_C CRYSError_t CRYS_RndInit(void* rnd_ctx,
- CRYS_RND_WorkBuff_t *rndWorkBuff_ptr );
- CIMPORT_C CRYSError_t CRYS_RND_Instantiation(
- void *rndState_ptr,
- CRYS_RND_WorkBuff_t *rndWorkBuff_ptr
- );
- CIMPORT_C CRYSError_t CRYS_RND_UnInstantiation(
- void *rndState_ptr
- );
- CIMPORT_C CRYSError_t CRYS_RND_Reseeding(
- void *rndState_ptr,
- CRYS_RND_WorkBuff_t *rndWorkBuff_ptr
- );
- CIMPORT_C CRYSError_t CRYS_RND_GenerateVector(
- void *rndState_ptr,
- uint16_t outSizeBytes,
- uint8_t *out_ptr
- );
- CIMPORT_C CRYSError_t CRYS_RND_GenerateVectorInRange(
- void *rndState_ptr,
- SaSiRndGenerateVectWorkFunc_t rndGenerateVectFunc,
- uint32_t rndSizeInBits,
- uint8_t *maxVect_ptr,
- uint8_t *rndVect_ptr
- );
- CIMPORT_C CRYSError_t CRYS_RND_AddAdditionalInput(
- void *rndState_ptr,
- uint8_t *additonalInput_ptr,
- uint16_t additonalInputSize
- );
- CIMPORT_C CRYSError_t CRYS_RND_EnterKatMode(
- void *rndState_ptr,
- uint8_t *entrData_ptr,
- uint32_t entrSize,
- uint8_t *nonce_ptr,
- uint32_t nonceSize,
- CRYS_RND_WorkBuff_t *workBuff_ptr
- );
- CIMPORT_C void CRYS_RND_DisableKatMode(
- void *rndState_ptr
- );
- #ifdef __cplusplus
- }
- #endif
- #endif
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