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//! Declare the `OnionServiceConnector` trait.
use async_trait::async_trait;
use thiserror::Error;
use tor_proto::circuit::ClientCirc;
/// A trait representing the ability to make a connection to an onion service.
///
/// This is defined in `tor-circmgr`, since `tor-circmgr` uses an instance of
/// this object to connect to onion services.
#[async_trait]
pub trait OnionServiceConnector {
/// Try to launch a connection to a given onion service.
async fn create_connection(
&self,
service_id: tor_hscrypto::pk::HsId,
using_keys: Option<tor_hscrypto::pk::ClientSecretKeys>,
// TODO hs: If we want to support cache isolation, we may need to pass
// an additional argument here.
) -> Result<ClientCirc, OnionConnectError>;
}
/// An error returned when constructing an onion service.
#[derive(Debug, Clone, Error)]
#[non_exhaustive]
pub enum OnionConnectError {
// TODO hs add variants.
}
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