sha256.hpp

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#ifndef SHA256_HPP_
#define SHA256_HPP_

#include "openthread-core-config.h"

#include "utils/wrap_stdint.h"

#include <mbedtls/sha256.h>

namespace ot {
namespace Crypto {

class Sha256
{
public:
    enum
    {
        kHashSize = 32,  
    };

    Sha256();

    ~Sha256();

    void Start(void);

    void Update(const uint8_t *aBuf, uint16_t aBufLength);

    void Finish(uint8_t aHash[kHashSize]);

private:
    mbedtls_sha256_context mContext;
};

}  // namespace Crypto
}  // namespace ot

#endif  // SHA256_HPP_