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When creating new block encryption volumes, we accept a list of parameters to control the formatting process. It is useful to be able to query what those parameters were for existing block devices. Add a qcrypto_block_get_info() method which returns a QCryptoBlockInfo instance to report this data. Signed-off-by: Daniel P. Berrange <berrange@redhat.com> Message-id: 1469192015-16487-2-git-send-email-berrange@redhat.com Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com>