Method read_from_user

api/src/socket.rs:53–59

(addr: UserConstPtr<sockaddr>, addrlen: socklen_t)

impl SocketAddrExt for SocketAddr {
    fn read_from_user(addr: UserConstPtr<sockaddr>, addrlen: socklen_t) -> AxResult<Self> {
        match read_family(addr, addrlen)? as u32 {
            AF_INET => SocketAddrV4::read_from_user(addr, addrlen).map(Self::V4),
            AF_INET6 => SocketAddrV6::read_from_user(addr, addrlen).map(Self::V6),
            _ => Err(AxError::from(LinuxError::EAFNOSUPPORT)),
        }
    }

    fn write_to_user(&self, addr: UserPtr<sockaddr>, addrlen: &mut socklen_t) -> AxResult<()> {
        match self {