Kaba class Socket ed

class Socket
    var handle: i32
    var uuid: i32

    # constructors
    func mut __init__()

    # functions
    func mut accept() -> xfer[Socket]
    func can_read() -> bool
    func can_write() -> bool
    func mut close()
    func get_sender() -> Address
    func is_connected() -> bool
    func mut read(size: i32) -> bytes
    func mut set_blocking(block: bool)
    func mut set_target(target: Address)
    func mut write(buf: bytes) -> bool