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/*****************************************************************************
 * @file qat_hw_rsa.h
 *
 * This file provides an RSA interface for an OpenSSL engine
 *
 *****************************************************************************/

#ifndef QAT_HW_RSA_H
# define QAT_HW_RSA_H

# include <openssl/rsa.h>

#ifdef ENABLE_QAT_HW_RSA
/* Qat engine RSA methods declaration */
int qat_rsa_priv_enc(int flen, const unsigned char *from,
                            unsigned char *to, RSA *rsa, int padding);
int qat_rsa_priv_dec(int flen, const unsigned char *from,
                            unsigned char *to, RSA *rsa, int padding);
int qat_rsa_pub_enc(int flen, const unsigned char *from,
                           unsigned char *to, RSA *rsa, int padding);
int qat_rsa_pub_dec(int flen, const unsigned char *from,
                           unsigned char *to, RSA *rsa, int padding);
#ifndef QAT_BORINGSSL
int qat_rsa_mod_exp(BIGNUM *r0, const BIGNUM *I, RSA *rsa, BN_CTX *ctx);
int qat_rsa_init(RSA *rsa);
int qat_rsa_finish(RSA *rsa);
#else /* QAT_BORINGSSL */
int qat_rsa_priv_sign(RSA *rsa, size_t *out_len, uint8_t *out,
                             size_t max_out, const uint8_t *in, size_t in_len,
                             int padding);
int qat_rsa_priv_decrypt(RSA *rsa, size_t *out_len, uint8_t *out,
                                size_t max_out, const uint8_t *in, size_t in_len,
                                int padding);

int RSA_private_encrypt_default(size_t flen, const uint8_t *from, uint8_t *to, RSA *rsa, int padding);
int RSA_private_decrypt_default(size_t flen, const uint8_t *from, uint8_t *to, RSA *rsa, int padding);
#endif /* QAT_BORINGSSL */
#endif

#endif /* QAT_HW_RSA_H */
