crypto: cipher: introduce qcrypto_cipher_ctx_new for builtin-backend

Extracts qcrypto_cipher_ctx_new() from qcrypto_cipher_new() for
builtin-backend impls.

Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Signed-off-by: Longpeng(Mike) <longpeng2@huawei.com>
Signed-off-by: Daniel P. Berrange <berrange@redhat.com>
1 file changed