1 files changed, 43 insertions, 0 deletions
diff --git a/src/mod.rs b/src/mod.rs
new file mode 100644
index 0000000..84c6878
--- /dev/null
+++ b/src/mod.rs
@@ -0,0 +1,43 @@
+use crate::proto;
+use std::marker::PhantomData;
+
+pub mod io;
+pub mod mount;
+pub mod ops;
+pub mod session;
+
+mod private_trait {
+    pub trait Sealed {}
+}
+
+pub trait Operation<'o>: private_trait::Sealed + Sized {
+    type RequestBody: crate::proto::Structured<'o>;
+    type ReplyTail;
+}
+
+pub type Op<'o, O = ops::Any> = (Request<'o, O>, Reply<'o, O>);
+
+pub struct Request<'o, O: Operation<'o>> {
+    header: proto::InHeader,
+    body: O::RequestBody,
+}
+
+#[must_use]
+pub struct Reply<'o, O: Operation<'o>> {
+    session: &'o session::Session,
+    unique: u64,
+    tail: O::ReplyTail,
+}
+
+#[must_use]
+pub struct Done<'o>(PhantomData<&'o mut &'o ()>);
+
+impl Done<'_> {
+    fn new() -> Self {
+        Done(PhantomData)
+    }
+
+    fn consume(self) {
+        drop(self);
+    }
+}