示例#1
0
/*
 * Create Request Packet
 */
func (c *Client) RequestPacket(offerPacket *dhcp4.Packet) dhcp4.Packet {
	offerOptions := offerPacket.ParseOptions()

	packet := dhcp4.NewPacket(dhcp4.BootRequest)
	packet.SetCHAddr(c.hardwareAddr)

	packet.SetXId(offerPacket.XId())
	packet.SetCIAddr(offerPacket.CIAddr())
	packet.SetSIAddr(offerPacket.SIAddr())

	packet.SetBroadcast(c.broadcast)
	packet.AddOption(dhcp4.OptionDHCPMessageType, []byte{byte(dhcp4.Request)})
	packet.AddOption(dhcp4.OptionRequestedIPAddress, (offerPacket.YIAddr()).To4())
	packet.AddOption(dhcp4.OptionServerIdentifier, offerOptions[dhcp4.OptionServerIdentifier])

	//packet.PadToMinSize()
	return packet
}