pub trait RamdiskProxyInterface: Send + Sync {
type SetFlagsResponseFut: Future<Output = Result<(), Error>> + Send;
type WakeResponseFut: Future<Output = Result<(), Error>> + Send;
type SleepAfterResponseFut: Future<Output = Result<(), Error>> + Send;
type GetBlockCountsResponseFut: Future<Output = Result<BlockWriteCounts, Error>> + Send;
// Required methods
fn set_flags(&self, flags: RamdiskFlag) -> Self::SetFlagsResponseFut;
fn wake(&self) -> Self::WakeResponseFut;
fn sleep_after(&self, count: u64) -> Self::SleepAfterResponseFut;
fn get_block_counts(&self) -> Self::GetBlockCountsResponseFut;
}