public void Extract(byte[] arr)
{
pcp = (byte)BitHelper.ExtractBits(arr, offset * 8, 3);
cfi = BitHelper.ExtractBit(arr, offset * 8 + 3);
vid = BitHelper.ExtractBits(arr, offset * 8 + 4, 12);
ethertype = BitHelper.Extract16(arr, offset + 2);
}
public override void Extract(byte[] arr, uint offset)
{
version = (bit4)BitHelper.ExtractBits(arr, offset * 8, 4);
ihl = (bit4)BitHelper.ExtractBits(arr, offset * 8 + 4, 4);
diffserv = BitHelper.Extract8(arr, offset + 1);
totalLen = BitHelper.Extract16(arr, offset + 2);
identification = BitHelper.Extract16(arr, offset + 4);
flags = (bit3)BitHelper.ExtractBits(arr, offset + 48, 3);
fragOffset = BitHelper.ExtractBits(arr, offset + 51, 13);
ttl = BitHelper.Extract8(arr, offset + 8);
protocol = BitHelper.Extract8(arr, offset + 9);
hdrChecksum = BitHelper.Extract16(arr, offset + 10);
srcAddr = BitHelper.Extract32(arr, offset + 12);
dstAddr = BitHelper.Extract32(arr, offset + 16);
}
public void Extract(byte[] arr)
{
version = (byte)BitHelper.ExtractBits(arr, offset * 8, 4);
ihl = (byte)BitHelper.ExtractBits(arr, offset * 8 + 4, 4);
diffserv = BitHelper.Extract8(arr, offset + 1);
totalLen = BitHelper.Extract16(arr, offset + 2);
identification = BitHelper.Extract16(arr, offset + 4);
flags = (byte)BitHelper.ExtractBits(arr, offset + 48, 3);
fragOffset = BitHelper.ExtractBits(arr, offset + 51, 13);
ttl = BitHelper.Extract8(arr, offset + 8);
protocol = BitHelper.Extract8(arr, offset + 9);
hdrChecksum = BitHelper.Extract16(arr, offset + 10);
srcAddr = BitHelper.Extract32(arr, offset + 12);
dstAddr = BitHelper.Extract32(arr, offset + 16);
options = BitHelper.ExtractBytes(arr, offset + 20, length - 20);
}