Add transport layer

1 files changed, 39 insertions, 0 deletions

diff --git a/src/transport.rs b/src/transport.rs
new file mode 100644
index 0000000..a5cf55d
--- /dev/null
+++ b/src/transport.rs
@@ -0,0 +1,39 @@
+use crate::transport::{
+    connection::Connection, listener::Listener, receiver::PacketReceiver, sender::PacketSender,
+};
+
+#[cfg(feature = "tcp")]
+pub mod tcp;
+#[cfg(feature = "udp")]
+pub mod udp;
+
+pub mod connection;
+pub mod error;
+pub mod listener;
+pub mod receiver;
+pub mod sender;
+
+pub use crate::transport::error::TransportError;
+
+pub type Result<T> = std::result::Result<T, TransportError>;
+
+pub trait Transport<Uid = u64>: Send + Sync
+where
+    Uid: PartialEq,
+{
+    type Data;
+    type Addr;
+    type Sender: PacketSender<Self::Data> + Clone;
+    type Receiver: PacketReceiver<Self::Data, Uid>;
+    type Listener: Listener<Uid, Data = Self::Data, Sender = Self::Sender, Receiver = Self::Receiver>;
+    fn connect(&self, addr: Self::Addr) -> Result<ConnectionOf<Uid, Self>>;
+    fn listen(&self, addr: Self::Addr) -> Result<Self::Listener>;
+}
+
+/// Convenience alias for the [`Connection`] produced by a [`Transport`].
+pub type ConnectionOf<Uid, T> = Connection<
+    Uid,
+    <T as Transport<Uid>>::Data,
+    <T as Transport<Uid>>::Sender,
+    <T as Transport<Uid>>::Receiver,
+>;