public void DecimalMaskDisplayAndMaskToBinaryCharArray(IP_Mask mask, TextBox textContainerForDecimalMask)
{
string valm = String.Format("{0}.{1}.{2}.{3}",
mask.f_octet, mask.s_octet, mask.t_octet,
mask.fo_octet);
string valmBinary = String.Format("{0}{1}{2}{3}",
Convert.ToString(mask.f_octet, 2).PadLeft(8, '0'), Convert.ToString(mask.s_octet, 2).PadLeft(8, '0'), Convert.ToString(mask.t_octet, 2).PadLeft(8, '0'),
Convert.ToString(mask.fo_octet, 2).PadLeft(8, '0'));
maskBinaryCharArray = valmBinary.ToCharArray();
for (int i = 0; i < maskBinaryCharArray.Length; i++)
{
if (maskBinaryCharArray[i].Equals('1'))
{
maskFlags[i] = true;
}
else
{
maskFlags[i] = false;
}
}
textContainerForDecimalMask.Text = valm;
}
public static IP_Mask GetIP_Mask(int cidr)
{
IP_Mask mask;
byte[] bit_decimal = new byte[] { 0, 128, 192, 224, 240, 248, 252, 254, 255 };
if (cidr <= 8)
{
byte first = bit_decimal[cidr];
mask = new IP_Mask(first, 0, 0, 0);
}
else if (cidr > 8 && cidr <= 16)
{
int pwr = cidr - 8;
byte second = bit_decimal[pwr];
mask = new IP_Mask(255, second, 0, 0);
}
else if (cidr > 16 && cidr <= 24)
{
int pwr = cidr - 16;
byte third = bit_decimal[pwr];
mask = new IP_Mask(255, 255, third, 0);
}
else if (cidr > 24 && cidr <= 32)
{
int pwr = cidr - 24;
byte fourth = bit_decimal[pwr];
mask = new IP_Mask(255, 255, 255, fourth);
}
else
{
mask = new IP_Mask(0, 0, 0, 0);
}
return(mask);
}
public void MaxIpDisplay(IP_Mask mask, TextBox textContainerForMaxIp)
{
textContainerForMaxIp.Text = String.Format("{0}.{1}.{2}.{3}", mask.firstmaxoctet.ToString(), mask.secondmaxoctet.ToString(),
mask.thirdmaxoctet.ToString(), (mask.fourthmaxoctet - 1).ToString());
}
public void BroadcastDisplay(IP_Mask mask, TextBox textContainerForBroadcast)
{
textContainerForBroadcast.Text = String.Format("{0}.{1}.{2}.{3}", mask.firstmaxoctet.ToString(), mask.secondmaxoctet.ToString(),
mask.thirdmaxoctet.ToString(), mask.fourthmaxoctet.ToString());
}
