/* air_sm3.h - header file for sm3.c
 */

#ifndef __AIR_SM3_H
#define __AIR_SM3_H

#ifdef __cplusplus
extern "C" {
#endif

#include <string.h>
#include <stdint.h>

#define AIR_RET_SM3_INIT                     (0x594F29AA)
#define AIR_RET_SM3_PARAM_ERR                (AIR_RET_SM3_INIT + 0x01)
#define AIR_RET_SM3_BUSY                     (AIR_RET_SM3_INIT + 0x02)
#define AIR_RET_SM3_SUCCESS                  (AIR_RET_SM3_INIT + 0x0100)

typedef struct
{
    uint32_t    au32Total[2];
    uint8_t     au8Buffer[64];
    uint32_t    au32State[8];
} AIRSM3_Context;

/**
  * @method air_sm3
  * @brief  SM3 Hash Check
  * @param  output      :output data buffer
  * @param  input       :input data buffer
  * @param  ibytes      :size of input data
  * @retval             :SM3_SUCCESS or SM3_BUSY
  */
uint32_t AIRSM3_Cal(uint8_t au8Output[32], uint8_t *pcu8Input, uint32_t u32Size);
uint32_t AIRSM3_Starts(AIRSM3_Context *pCtx);
uint32_t AIRSM3_Update(AIRSM3_Context *pCtx, uint8_t *pcu8Input, uint32_t u32Ilen);
uint32_t AIRSM3_Finish(AIRSM3_Context *pCtx, uint8_t au8Digest[32]);

#ifdef __cplusplus
}
#endif

#endif