Commit c0efda00 authored by Dr. Stephen Henson's avatar Dr. Stephen Henson
Browse files

extend EC_KEY_METHOD for signing support 



Reviewed-by: default avatarRichard Levitte <levitte@openssl.org>
parent 6a47db45

crypto/ec/ec_lcl.h

+16 −0
Original line number Diff line number Diff line
@@ -571,6 +571,14 @@ struct ec_key_method_st { 
                       EC_KEY *ecdh,

                       void *(*KDF) (const void *in, size_t inlen,

                                     void *out, size_t *outlen));



    int (*sign_setup)(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,

                      BIGNUM **rp);

    ECDSA_SIG *(*sign_sig)(const unsigned char *dgst, int dgst_len,

                           const BIGNUM *in_kinv, const BIGNUM *in_r,

                           EC_KEY *eckey);

    int (*verify_sig)(const unsigned char *dgst, int dgst_len,

                      const ECDSA_SIG *sig, EC_KEY *eckey);

} /* EC_KEY_METHOD */ ;



#define EC_KEY_METHOD_DYNAMIC   1
@@ -585,3 +593,11 @@ struct ECDSA_SIG_st { 
    BIGNUM *r;

    BIGNUM *s;

};



int ossl_ecdsa_sign_setup(EC_KEY *eckey, BN_CTX *ctx_in, BIGNUM **kinvp,

                          BIGNUM **rp);

ECDSA_SIG *ossl_ecdsa_sign_sig(const unsigned char *dgst, int dgst_len,

                               const BIGNUM *in_kinv, const BIGNUM *in_r,

                               EC_KEY *eckey);

int ossl_ecdsa_verify_sig(const unsigned char *dgst, int dgst_len,

                          const ECDSA_SIG *sig, EC_KEY *eckey);