本文整理汇总了Java中net.floodlightcontroller.packet.DHCPOption类的典型用法代码示例。如果您正苦于以下问题:Java DHCPOption类的具体用法?Java DHCPOption怎么用?Java DHCPOption使用的例子?那么, 这里精选的类代码示例或许可以为您提供帮助。
DHCPOption类属于net.floodlightcontroller.packet包,在下文中一共展示了DHCPOption类的4个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: snoopDHCPClientName
import net.floodlightcontroller.packet.DHCPOption; //导入依赖的package包/类
/**
* Snoop and record client-provided host name from DHCP requests
* @param eth
* @param srcDevice
*/
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
if (! (eth.getPayload() instanceof IPv4) )
return;
IPv4 ipv4 = (IPv4) eth.getPayload();
if (! (ipv4.getPayload() instanceof UDP) )
return;
UDP udp = (UDP) ipv4.getPayload();
if (!(udp.getPayload() instanceof DHCP))
return;
DHCP dhcp = (DHCP) udp.getPayload();
byte opcode = dhcp.getOpCode();
if (opcode == DHCP.OPCODE_REQUEST) {
DHCPOption dhcpOption = dhcp.getOption(
DHCPOptionCode.OptionCode_Hostname);
if (dhcpOption != null) {
cntDhcpClientNameSnooped.increment();
srcDevice.dhcpClientName = new String(dhcpOption.getData());
}
}
}
示例2: snoopDHCPClientName
import net.floodlightcontroller.packet.DHCPOption; //导入依赖的package包/类
/**
* Snoop and record client-provided host name from DHCP requests
* @param eth
* @param srcDevice
*/
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
if (! (eth.getPayload() instanceof IPv4) )
return;
IPv4 ipv4 = (IPv4) eth.getPayload();
if (! (ipv4.getPayload() instanceof UDP) )
return;
UDP udp = (UDP) ipv4.getPayload();
if (!(udp.getPayload() instanceof DHCP))
return;
DHCP dhcp = (DHCP) udp.getPayload();
byte opcode = dhcp.getOpCode();
if (opcode == DHCP.OPCODE_REQUEST) {
DHCPOption dhcpOption = dhcp.getOption(
DHCPOptionCode.OptionCode_Hostname);
if (dhcpOption != null) {
cntDhcpClientNameSnooped.updateCounterNoFlush();
srcDevice.dhcpClientName = new String(dhcpOption.getData());
}
}
}
示例3: snoopDHCPClientName
import net.floodlightcontroller.packet.DHCPOption; //导入依赖的package包/类
/**
* Snoop and record client-provided host name from DHCP requests
* @param eth
* @param srcDevice
*/
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
if (! (eth.getPayload() instanceof IPv4) )
return;
IPv4 ipv4 = (IPv4) eth.getPayload();
if (! (ipv4.getPayload() instanceof UDP) )
return;
UDP udp = (UDP) ipv4.getPayload();
if (!(udp.getPayload() instanceof DHCP))
return;
DHCP dhcp = (DHCP) udp.getPayload();
byte opcode = dhcp.getOpCode();
if (opcode == DHCP.OPCODE_REQUEST) {
DHCPOption dhcpOption = dhcp.getOption(
DHCPOptionCode.OptionCode_Hostname);
if (dhcpOption != null) {
srcDevice.dhcpClientName = new String(dhcpOption.getData());
}
}
}
示例4: snoopDHCPClientName
import net.floodlightcontroller.packet.DHCPOption; //导入依赖的package包/类
/**
* Snoop and record client-provided host name from DHCP requests
* @param eth
* @param srcDevice
*/
private void snoopDHCPClientName(Ethernet eth, Device srcDevice) {
if (eth.getEtherType() != Ethernet.TYPE_IPv4)
return;
IPv4 ipv4 = (IPv4) eth.getPayload();
if (ipv4.getProtocol() != IPv4.PROTOCOL_UDP)
return;
UDP udp = (UDP) ipv4.getPayload();
if (!(udp.getPayload() instanceof DHCP))
return;
DHCP dhcp = (DHCP) udp.getPayload();
byte opcode = dhcp.getOpCode();
if (opcode == DHCP.OPCODE_REQUEST) {
DHCPOption dhcpOption = dhcp.getOption(
DHCPOptionCode.OptionCode_Hostname);
if (dhcpOption != null) {
srcDevice.dhcpClientName = new String(dhcpOption.getData());
}
}
}