pub fn new(header: Ipv4PacketHeader, body: B) -> Ipv4Packet<B> {
        Ipv4Packet {
            header: header,
            body:   body
        }
    }
/// Create a new IPv4 packet.
Create a new IPv4 packet.
Create a new IPv4 packet .
pub fn new(header: Ipv4PacketHeader, body: B) -> Ipv4Packet<B> {
        Ipv4Packet {
            header: header,
            body:   body
        }
    }
pub fn new ( header : Ipv4PacketHeader , body : B ) -> Ipv4Packet < B > { Ipv4Packet { header : header , body : body } }
Create a new IPv4 packet.
Create a new IPv4 packet .
header
Ipv4PacketHeader
body
B
header
Ipv4PacketHeader
body
B