public Packet(byte[] data, PacketDirection direction) : base(data)
{
this.PacketDirection = direction;
ArrivalTime = DateTime.Now;
EthernetHeader ethernetHeader = new EthernetHeader(data);
IpHeader ipHeader = new IpHeader(this, ethernetHeader);
this.SourceIpAddress = ipHeader.SourceIpAddress;
this.DestinationIpAddress = ipHeader.DestinationIpAddress;
this.Protocol = ipHeader.Protocol;
this.Data = null;
}
public Packet(byte[] data, PacketDirection direction)
: base(data)
{
this.PacketDirection = direction;
ArrivalTime = DateTime.Now;
EthernetHeader ethernetHeader = new EthernetHeader(data);
IpHeader ipHeader = new IpHeader(this, ethernetHeader);
this.SourceIpAddress = ipHeader.SourceIpAddress;
this.DestinationIpAddress = ipHeader.DestinationIpAddress;
this.Protocol = ipHeader.Protocol;
this.Data = null;
}
/// <summary>
/// Parses the data of the raw packet
/// </summary>
/// <param name="rawPacket">The raw packet (binary data)</param>
/// <param name="macHeader">Lower-level information about the packet</param>
public IpHeader(RawPacket rawPacket, EthernetHeader macHeader)
{
int pos = macHeader.Length;
Version = (IpVersion)(rawPacket.Data[pos++] >> 4);
int protocolOffset = pos + 8;
Protocol = (IpProtocol)rawPacket.Data[protocolOffset++];
int sourceOffset = protocolOffset + 2;
ipSource = RawPacket.ReadUInt32(rawPacket.Data, sourceOffset);
int destinationOffset = sourceOffset + 4;
ipDestination = RawPacket.ReadUInt32(rawPacket.Data, destinationOffset);
}
/// <summary>
/// Parses the data of the raw packet
/// </summary>
/// <param name="rawPacket">The raw packet (binary data)</param>
/// <param name="macHeader">Lower-level information about the packet</param>
public IpHeader(RawPacket rawPacket, EthernetHeader macHeader)
{
int pos = macHeader.Length;
Version = (IpVersion)(rawPacket.Data[pos++] >> 4);
int protocolOffset = pos + 8;
Protocol = (IpProtocol)rawPacket.Data[protocolOffset++];
int sourceOffset = protocolOffset + 2;
ipSource = RawPacket.ReadUInt32(rawPacket.Data, sourceOffset);
int destinationOffset = sourceOffset + 4;
ipDestination = RawPacket.ReadUInt32(rawPacket.Data, destinationOffset);
}
