mirror of
https://github.com/fluencelabs/rust-libp2p
synced 2025-05-21 15:11:20 +00:00
68 lines
2.4 KiB
Rust
68 lines
2.4 KiB
Rust
// Copyright 2017 Parity Technologies (UK) Ltd.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//! Contains lower-level structs to handle the multistream protocol.
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use bytes::Bytes;
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mod dialer;
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mod error;
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mod listener;
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const MULTISTREAM_PROTOCOL_WITH_LF: &'static [u8] = b"/multistream/1.0.0\n";
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pub use self::dialer::Dialer;
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pub use self::error::MultistreamSelectError;
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pub use self::listener::Listener;
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/// Message sent from the dialer to the listener.
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#[derive(Debug, Clone, PartialEq, Eq)]
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pub enum DialerToListenerMessage {
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/// The dialer wants us to use a protocol.
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///
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/// If this is accepted (by receiving back a `ProtocolAck`), then we immediately start
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/// communicating in the new protocol.
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ProtocolRequest {
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/// Name of the protocol.
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name: Bytes,
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},
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/// The dialer requested the list of protocols that the listener supports.
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ProtocolsListRequest,
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}
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/// Message sent from the listener to the dialer.
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#[derive(Debug, Clone, PartialEq, Eq)]
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pub enum ListenerToDialerMessage {
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/// The protocol requested by the dialer is accepted. The socket immediately starts using the
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/// new protocol.
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ProtocolAck { name: Bytes },
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/// The protocol requested by the dialer is not supported or available.
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NotAvailable,
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/// Response to the request for the list of protocols.
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ProtocolsListResponse {
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/// The list of protocols.
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// TODO: use some sort of iterator
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list: Vec<Bytes>,
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},
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}
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