EVP_ASYM_CIPHER-SM2 - SM2 Asymmetric Cipher algorithm support Asymmetric Cipher support for the SM2 key type.

SM2 Asymmetric Cipher parameters
See "Asymmetric Cipher Parameters" in provider-asym_cipher(7). EVP_PKEY-SM2(7), EVP_PKEY(3), provider-asym_cipher(7), provider-keymgmt(7), OSSL_PROVIDER-default(7) Copyright 2020 The OpenSSL Project Authors. All Rights Reserved. Licensed under the Apache License 2.0 (the "License"). You may not use this file except in compliance with the License. You can obtain a copy in the file LICENSE in the source distribution or at <https://www.openssl.org/source/license.html>.