public static int DhcpSetOptionValue(string server, DhcpOption Option)
{
DHCP_OPTION_SCOPE_INFO scopeInfo = new DHCP_OPTION_SCOPE_INFO();
scopeInfo.ScopeType = DHCP_OPTION_SCOPE_TYPE.DhcpGlobalOptions;
DHCP_OPTION convertedOption = new DHCP_OPTION();
//convertedOption.
int success = dhcpsapimethods.DhcpSetOptionValue(server, Option.OptionID, ref scopeInfo, ref convertedOption.DefaultValue);
return(success);
}
public static int DhcpCreateOption(string ipAddress, DhcpOption Option)
{
DHCP_OPTION convertedOption = new DHCP_OPTION();
convertedOption.OptionType = Option.OptionType;
convertedOption.OptionName = Option.OptionName;
convertedOption.OptionID = Option.OptionID;
convertedOption.OptionComment = Option.OptionComment;
convertedOption.DefaultValue = ConvertToNative(Option);
int success = dhcpsapimethods.DhcpCreateOption(ipAddress, convertedOption.OptionID, ref convertedOption);
return success;
}
public static int DhcpCreateOption(string ipAddress, DhcpOption Option)
{
DHCP_OPTION convertedOption = new DHCP_OPTION();
convertedOption.OptionType = Option.OptionType;
convertedOption.OptionName = Option.OptionName;
convertedOption.OptionID = Option.OptionID;
convertedOption.OptionComment = Option.OptionComment;
convertedOption.DefaultValue = ConvertToNative(Option);
int success = dhcpsapimethods.DhcpCreateOption(ipAddress, convertedOption.OptionID, ref convertedOption);
return(success);
}
static void Main(string[] args)
{
DhcpOption option = new DhcpOption();
option.OptionID = 82;
option.OptionComment = "test";
option.OptionName = "TestOption";
option.IntData = new uint[] { DhcpClient.StringToUint("172.22.249.213"), DhcpClient.StringToUint("172.22.249.214") };
option.OptionType = DHCP_OPTION_TYPE.DhcpArrayTypeOption;
option.OptionDataType = DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption;
DhcpOption.DhcpCreateOption("192.168.2.246", option);
//List<DhcpClient> clients = DhcpClient.DhcpEnumSubnetClients("192.168.2.246", "192.168.2.0");
//foreach (DhcpClient client in clients)
//{
// Console.WriteLine(client.ClientName);
// Console.WriteLine(client.ClientLeaseExpires);
// Console.WriteLine(client.ClientIpAddress);
// Console.WriteLine(client.ClientComment);
// Console.WriteLine(client.ClientHardwareAddress);
// Console.WriteLine(client.OwnerHost.HostName);
// Console.WriteLine(client.OwnerHost.IpAddress);
// Console.WriteLine(client.OwnerHost.NetBiosName);
// Console.WriteLine(client.SubnetMask);
// Console.ReadLine();
//}
DhcpClient dhcpClient = new DhcpClient();
dhcpClient.ClientIpAddress = "192.168.2.48";
dhcpClient.SubnetMask = "192.168.2.0";
dhcpClient.ClientComment = "this is a test";
dhcpClient.ClientName = "test1";
dhcpClient.ClientHardwareAddress = "0800690201FC";
dhcpClient.ClientLeaseExpires = DateTime.Now.AddDays(30);
dhcpClient.OwnerHost.HostName = "MEAN-DEV";
dhcpClient.OwnerHost.IpAddress = "192.168.2.246";
DhcpClient.DhcpCreateClientInfo("192.168.2.246", dhcpClient);
}
static void Main(string[] args)
{
DhcpOption option = new DhcpOption();
option.OptionID = 82;
option.OptionComment = "test";
option.OptionName = "TestOption";
option.IntData = new uint[] { DhcpClient.StringToUint("172.22.249.213"), DhcpClient.StringToUint("172.22.249.214") };
option.OptionType = DHCP_OPTION_TYPE.DhcpArrayTypeOption;
option.OptionDataType = DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption;
DhcpOption.DhcpCreateOption("192.168.2.246", option);
//List<DhcpClient> clients = DhcpClient.DhcpEnumSubnetClients("192.168.2.246", "192.168.2.0");
//foreach (DhcpClient client in clients)
//{
// Console.WriteLine(client.ClientName);
// Console.WriteLine(client.ClientLeaseExpires);
// Console.WriteLine(client.ClientIpAddress);
// Console.WriteLine(client.ClientComment);
// Console.WriteLine(client.ClientHardwareAddress);
// Console.WriteLine(client.OwnerHost.HostName);
// Console.WriteLine(client.OwnerHost.IpAddress);
// Console.WriteLine(client.OwnerHost.NetBiosName);
// Console.WriteLine(client.SubnetMask);
// Console.ReadLine();
//}
DhcpClient dhcpClient = new DhcpClient();
dhcpClient.ClientIpAddress = "192.168.2.48";
dhcpClient.SubnetMask = "192.168.2.0";
dhcpClient.ClientComment = "this is a test";
dhcpClient.ClientName = "test1";
dhcpClient.ClientHardwareAddress = "0800690201FC";
dhcpClient.ClientLeaseExpires = DateTime.Now.AddDays(30);
dhcpClient.OwnerHost.HostName = "MEAN-DEV";
dhcpClient.OwnerHost.IpAddress = "192.168.2.246";
DhcpClient.DhcpCreateClientInfo("192.168.2.246", dhcpClient);
}
private static DHCP_OPTION_DATA ConvertToNative(DhcpOption Option)
{
DHCP_OPTION_DATA_ELEMENT dataElement = new DHCP_OPTION_DATA_ELEMENT();
DHCP_OPTION_DATA data = new DHCP_OPTION_DATA();
IntPtr dataPtr;
if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpStringDataOption)
{
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpByteOption)
{
data.NumElements = Option.ByteData.Length;
data.Elements = Marshal.AllocHGlobal(Option.ByteData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpDWordDWordOption)
{
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpDWordOption)
{
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpEncapsulatedDataOption)
{
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption)
{
data.NumElements = Option.IntData.Length;
data.Elements = Marshal.AllocHGlobal(Option.IntData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption;
dataElement.IpAddressOption = Option.IntData[i];
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpIpv6AddressOption)
{
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpWordOption)
{
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++)
{
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return(data);
}
return(data);
}
public static int DhcpSetOptionValue(string server, DhcpOption Option)
{
DHCP_OPTION_SCOPE_INFO scopeInfo = new DHCP_OPTION_SCOPE_INFO();
scopeInfo.ScopeType = DHCP_OPTION_SCOPE_TYPE.DhcpGlobalOptions;
DHCP_OPTION convertedOption = new DHCP_OPTION();
//convertedOption.
int success = dhcpsapimethods.DhcpSetOptionValue(server, Option.OptionID, ref scopeInfo, ref convertedOption.DefaultValue);
return success;
}
private static DHCP_OPTION_DATA ConvertToNative(DhcpOption Option)
{
DHCP_OPTION_DATA_ELEMENT dataElement = new DHCP_OPTION_DATA_ELEMENT();
DHCP_OPTION_DATA data = new DHCP_OPTION_DATA();
IntPtr dataPtr;
if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpStringDataOption) {
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
} else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpByteOption) {
data.NumElements = Option.ByteData.Length;
data.Elements = Marshal.AllocHGlobal(Option.ByteData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
} else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpDWordDWordOption) {
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
} else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpDWordOption) {
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
} else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpEncapsulatedDataOption) {
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
} else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption) {
data.NumElements = Option.IntData.Length;
data.Elements = Marshal.AllocHGlobal(Option.IntData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpIpAddressOption;
dataElement.IpAddressOption = Option.IntData[i];
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
} else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpIpv6AddressOption) {
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
} else if (Option.OptionDataType == DHCP_OPTION_DATA_TYPE.DhcpWordOption) {
data.NumElements = Option.StringData.Length;
data.Elements = Marshal.AllocHGlobal(Option.StringData.Length);
for (int i = 0; i < data.NumElements; i++) {
dataElement.OptionType = DHCP_OPTION_DATA_TYPE.DhcpStringDataOption;
dataElement.StringDataOption = Marshal.StringToBSTR(Option.StringData[i]);
dataPtr = (IntPtr)(data.Elements.ToInt32()) + (i * Marshal.SizeOf(typeof(DHCP_OPTION_DATA_ELEMENT)));
Marshal.StructureToPtr(dataElement, dataPtr, false);
}
return data;
}
return data;
}
