/// <summary>
/// Runs the program and returns if a given filter applies to the packet
/// </summary>
/// <param name="bpfProgram">
/// A <see cref="IntPtr"/>
/// </param>
public bool Matches(ReadOnlySpan <byte> data)
{
var header = new PcapHeader(0, 0, (uint)data.Length, (uint)data.Length);
var hdrPtr = header.MarshalToIntPtr(TimestampResolution.Microsecond);
int result;
unsafe
{
fixed(byte *p_packet = data)
{
result = LibPcapSafeNativeMethods.pcap_offline_filter(this, hdrPtr, new IntPtr(p_packet));
}
}
Marshal.FreeHGlobal(hdrPtr);
return(result != 0);
}
/// <summary>
/// Runs the program and returns if a given filter applies to the packet
/// </summary>
/// <param name="bpfProgram">
/// A <see cref="IntPtr"/>
/// </param>
public bool Matches(ReadOnlySpan <byte> data)
{
var header = new PcapHeader()
{
CaptureLength = (uint)data.Length,
PacketLength = (uint)data.Length,
};
IntPtr hdrPtr = header.MarshalToIntPtr();
int result;
unsafe
{
fixed(byte *p_packet = data)
{
result = LibPcapSafeNativeMethods.pcap_offline_filter(this, hdrPtr, new IntPtr(p_packet));
}
}
Marshal.FreeHGlobal(hdrPtr);
return(result != 0);
}
public static bool RunBpfProgram(IntPtr bpfProgram, IntPtr header, IntPtr data)
{
return(LibPcapSafeNativeMethods.pcap_offline_filter(bpfProgram, header, data));
}
public static bool RunBpfProgram(IntPtr bpfProgram, IntPtr header, IntPtr data)
{
var result = LibPcapSafeNativeMethods.pcap_offline_filter(bpfProgram, header, data);
return(result != 0);
}
public bool Matches(IntPtr header, IntPtr data)
{
var result = LibPcapSafeNativeMethods.pcap_offline_filter(this, header, data);
return(result != 0);
}
