Refactor sock option implementations

services/libs/aster-std/src/net/socket/util/mod.rs

@@ -1,3 +1,4 @@
+pub mod options;
 pub mod send_recv_flags;
 pub mod shutdown_cmd;
-pub mod sockaddr;
+pub mod socket_addr;

services/libs/aster-std/src/net/socket/util/options.rs

@@ -0,0 +1,53 @@
+use core::time::Duration;
+
+use crate::net::iface::{RECV_BUF_LEN, SEND_BUF_LEN};
+use crate::prelude::*;
+
+#[derive(Debug, Clone, CopyGetters, Setters)]
+#[get_copy = "pub"]
+#[set = "pub"]
+pub struct SocketOptionSet {
+    sock_errors: Option<Error>,
+    reuse_addr: bool,
+    reuse_port: bool,
+    send_buf: u32,
+    recv_buf: u32,
+    linger: LingerOption,
+}
+
+impl SocketOptionSet {
+    /// Return the default socket level options for tcp socket.
+    pub fn new_tcp() -> Self {
+        Self {
+            sock_errors: None,
+            reuse_addr: false,
+            reuse_port: false,
+            send_buf: SEND_BUF_LEN as u32,
+            recv_buf: RECV_BUF_LEN as u32,
+            linger: LingerOption::default(),
+        }
+    }
+}
+
+pub const MIN_SENDBUF: u32 = 2304;
+pub const MIN_RECVBUF: u32 = 2304;
+
+#[derive(Debug, Default, Clone, Copy)]
+pub struct LingerOption {
+    is_on: bool,
+    timeout: Duration,
+}
+
+impl LingerOption {
+    pub fn new(is_on: bool, timeout: Duration) -> Self {
+        Self { is_on, timeout }
+    }
+
+    pub fn is_on(&self) -> bool {
+        self.is_on
+    }
+
+    pub fn timeout(&self) -> Duration {
+        self.timeout
+    }
+}