sha2sw_common.h

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#ifndef SHA2SW_COMMON_H_
#define SHA2SW_COMMON_H_

#include <stddef.h>
#include <stdint.h>

#include "sha2sw_config.h"

typedef enum
{
    SHA2SW_HASH_TYPE_256 = 0,
#if SHA2SW_SUPPORT_SHA2_224 == 1
    SHA2SW_HASH_TYPE_224 = 1,
#endif
#if SHA2SW_SUPPORT_SHA2_384 == 1
    SHA2SW_HASH_TYPE_384 = 2,
#endif
    SHA2SW_HASH_TYPE_512 = 3
} SHA2SW_HashType;

#define SHA2SW_224_OR_256_ROUNDS ((uint8_t)64u)

#define SHA2SW_384_OR_512_ROUNDS ((uint8_t)80u)

#define SHA2SW_224_OR_256_BLOCK_SIZE ((uint8_t)64u)

#define SHA2SW_384_OR_512_BLOCK_SIZE ((uint8_t)128u)

#define SHA2SW_MAX_MESSAGE_BIT_LENGTH ((uint32_t)0x20000000u)

#define SHA2SW_STATUS_SUCCESS ((int_fast16_t)0)

#define SHA2SW_STATUS_ERROR ((int_fast16_t)-100)

#define SHA2SW_STATUS_UNSUPPORTED ((int_fast16_t)-102)

#define SHA2SW_STATUS_LENGTH_TOO_LARGE ((int_fast16_t)-103)

#define SHA2SW_STATUS_NULL_INPUT ((int_fast16_t)-104)

#endif /* SHA2SW_COMMON_H_ */