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#ifndef __AIR_SHA_H
#define __AIR_SHA_H
#ifdef __cplusplus
extern "C" {
#endif
#include <stdint.h>
#include "air_crypt.h"
#define AIR_RET_SHA_INIT (0x576C39AA)
#define AIR_RET_SHA_PARAM_ERR ((AIR_RET_SHA_INIT + 0x01))
#define AIR_RET_SHA_BUSY ((AIR_RET_SHA_INIT + 0x02))
#define AIR_RET_SHA_MODE_ERR ((AIR_RET_SHA_INIT + 0x03))
#define AIR_RET_SHA_SUCCESS ((AIR_RET_SHA_INIT + 0x0100))
typedef struct
{
uint32_t au32Total[2];
uint8_t au8Buffer[64];
uint32_t au32State[5];
}AIRSHA1_Context;
typedef struct
{
uint32_t au32Total[2];
uint8_t au8Buffer[64];
uint32_t au32State[8];
}AIRSHA2_Context;
typedef enum
{
AIRSHA1 = 0,
AIRSHA224 = 1,
AIRSHA256 = 2,
// AIRSHA384 = 3,
// AIRSHA512 = 4
}AIRSHA_MOD_TYPE;
uint32_t AIRSHA1_Starts(AIRSHA1_Context *pCtx);
uint32_t AIRSHA1_Update(AIRSHA1_Context *pCtx, const uint8_t *pu8Input, uint32_t u32InputLen);
uint32_t AIRSHA1_Finish(AIRSHA1_Context *pCtx, uint8_t au8Digest[20]);
uint32_t AIRSHA256_Starts(AIRSHA2_Context *pCtx);
uint32_t AIRSHA256_Update(AIRSHA2_Context *pCtx, const uint8_t *pu8Input, uint32_t u32InputLen);
uint32_t AIRSHA256_Finish(AIRSHA2_Context *pCtx, uint8_t au8Digest[32]);
uint32_t AIRSHA_Sha(AIRSHA_MOD_TYPE ShaType, const uint8_t *pu8Input, uint32_t u32Ibytes, uint8_t *pu8Output, uint32_t u32Outlen);
#ifdef __cplusplus
}
#endif
#endif
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