inside EVP_DigestVerifyInit() and it will be freed automatically when the
EVP_MD_CTX is freed).
-No B<EVP_PKEY_CTX> will be created by EVP_DigsetSignInit() if the passed B<ctx>
+No B<EVP_PKEY_CTX> will be created by EVP_DigestSignInit() if the passed B<ctx>
has already been assigned one via L<EVP_MD_CTX_set_ctx(3)>. See also L<SM2(7)>.
EVP_DigestVerifyUpdate() hashes B<cnt> bytes of data at B<d> into the