/// <summary>
/// Writes a packet to the pcap dump file associated with this device.
/// </summary>
/// <param name="p">The packet to write</param>
public void PcapDump(byte[] p, PcapHeader h)
{
if (!PcapOpened)
{
throw new InvalidOperationException("Cannot dump packet, device is not opened");
}
if (!PcapDumpOpened)
{
throw new InvalidOperationException("Cannot dump packet, dump file is not opened");
}
//Marshal packet
IntPtr pktPtr;
pktPtr = Marshal.AllocHGlobal(p.Length);
Marshal.Copy(p, 0, pktPtr, p.Length);
//Marshal header
IntPtr hdrPtr;
hdrPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(SharpPcap.PCAP_PKTHDR)));
Marshal.StructureToPtr(h.m_pcap_pkthdr, hdrPtr, true);
SharpPcap.pcap_dump(m_pcapDumpHandle, hdrPtr, pktPtr);
Marshal.FreeHGlobal(pktPtr);
Marshal.FreeHGlobal(hdrPtr);
}
/// <summary>
/// Add a packet to this send queue.
/// </summary>
/// <param name="packet">The packet bytes to add</param>
/// <param name="pcapHdr">The pcap header of the packet</param>
/// <returns>True if success, else false</returns>
public bool Add(byte[] packet, PcapHeader pcapHdr)
{
return(this.Add(packet, pcapHdr.m_pcap_pkthdr));
}
/// <summary>
/// Writes a packet to the pcap dump file associated with this device.
/// </summary>
/// <param name="p">The packet to write</param>
public void PcapDump(byte[] p, PcapHeader h)
{
if(!PcapOpened)
throw new InvalidOperationException("Cannot dump packet, device is not opened");
if(!PcapDumpOpened)
throw new InvalidOperationException("Cannot dump packet, dump file is not opened");
//Marshal packet
IntPtr pktPtr;
pktPtr = Marshal.AllocHGlobal(p.Length);
Marshal.Copy(p, 0, pktPtr, p.Length);
//Marshal header
IntPtr hdrPtr;
hdrPtr = Marshal.AllocHGlobal(Marshal.SizeOf(typeof(SharpPcap.PCAP_PKTHDR)));
Marshal.StructureToPtr(h.m_pcap_pkthdr, hdrPtr, true);
SharpPcap.pcap_dump(m_pcapDumpHandle, hdrPtr, pktPtr);
Marshal.FreeHGlobal(pktPtr);
Marshal.FreeHGlobal(hdrPtr);
}
/// <summary>
/// Add a packet to this send queue.
/// </summary>
/// <param name="packet">The packet bytes to add</param>
/// <param name="pcapHdr">The pcap header of the packet</param>
/// <returns>True if success, else false</returns>
public bool Add( byte[] packet, PcapHeader pcapHdr )
{
return this.Add( packet, pcapHdr.m_pcap_pkthdr);
}
