#[derive(Debug, PartialEq)]
pub enum PacketInfo {
    // <https://www.geeksforgeeks.org/computer-networks/what-is-ipv4/>
    V4 {
        src_ip: Ipv4,
        src_port: Port,
        dst_ip: Ipv4,
        dst_port: Port,
        protocol: Protocol,
        dns: bool,
    },
    // <https://www.geeksforgeeks.org/computer-networks/internet-protocol-version-6-ipv6-header/>
    V6 {
        src_ip: Ipv6,
        src_port: Port,
        dst_ip: Ipv6,
        dst_port: Port,
        protocol: Protocol,
        dns: bool,
    },
}

#[derive(Debug, PartialEq)]
pub enum Protocol {
    TCP,
    UDP,
    Unsupported(u8),
}
pub type SourceV4Ip = Ipv4;
pub type SourceV6Ip = Ipv6;
#[derive(PartialEq, Debug)]
pub enum IpVersion {
    V4,
    V6,
}
pub type Ipv4 = [u8; 4];
pub type Ipv6 = [u16; 8];
pub type Port = u16;

pub type GenericError = Box<dyn std::error::Error + Send + Sync + 'static>;
pub type SniffedPacket = Result<PacketInfo, Box<dyn std::error::Error + Send + Sync + 'static>>;
pub type Packet = [u8];