asterinas/kernel/aster-nix/src/net/socket/ip/mod.rs

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// SPDX-License-Identifier: MPL-2.0
use crate::net::iface::{IpAddress, IpEndpoint, Ipv4Address};
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mod common;
mod datagram;
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pub mod stream;
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pub use datagram::DatagramSocket;
pub use stream::StreamSocket;
/// A local endpoint, which indicates that the local endpoint is unspecified.
///
/// According to the Linux man pages and the Linux implementation, `getsockname()` will _not_ fail
/// even if the socket is unbound. Instead, it will return an unspecified socket address. This
/// unspecified endpoint helps with that.
const UNSPECIFIED_LOCAL_ENDPOINT: IpEndpoint =
IpEndpoint::new(IpAddress::Ipv4(Ipv4Address::UNSPECIFIED), 0);