public PcapChunkWriter(Stream stream, ProtocolType protocolType)
{
_encoder = new IPBuilder(protocolType);
var sh = SectionHeader.CreateEmptyHeader();
sh.LinkType = LinkTypes.Raw;
sh.MaximumCaptureLength = 0x40000;
_pcap = new PcapWriter(stream, sh);
}
public void Disable()
{
lock (this.sync)
{
this.IsEnabled = false;
if (this.writer != null)
{
this.writer.Dispose();
}
this.writer = null;
}
}
public void Enable(Stream stream)
{
lock (this.sync)
{
if (this.IsEnabled)
{
this.Disable();
}
this.writer = new PcapWriter(stream);
this.IsEnabled = true;
}
}
internal void Write(ServerAsyncEventArgs e, bool incomingOutgoing)
{
try
{
PcapWriter pcapWriter = this.writer;
if (pcapWriter != null)
{
pcapWriter.Write(e.Buffer, e.Offset, incomingOutgoing ? e.BytesTransferred : e.Count, this.Convert(e.LocalEndPoint.Protocol), incomingOutgoing ? e.RemoteEndPoint : e.LocalEndPoint, incomingOutgoing ? e.LocalEndPoint : e.RemoteEndPoint);
}
}
catch (ObjectDisposedException)
{
}
}
public void WriteComment(string comment)
{
try
{
PcapWriter pcapWriter = this.writer;
if (pcapWriter != null)
{
pcapWriter.WriteComment(comment);
}
}
catch (ObjectDisposedException)
{
}
}
public void Flush()
{
try
{
PcapWriter pcapWriter = this.writer;
if (pcapWriter != null)
{
pcapWriter.Flush();
}
}
catch (ObjectDisposedException)
{
}
}
public void Disable()
{
lock (sync)
{
IsEnabled = false;
if (writer != null)
{
writer.Dispose();
}
writer = null;
}
}
public void Enable(Stream stream)
{
lock (sync)
{
if (IsEnabled)
{
Disable();
}
writer = new PcapWriter(stream);
IsEnabled = true;
}
}
static void Main(string[] args)
{
using (var writer = new PcapWriter(File.Create("test.pcap")))
{
//writer.Write("Hello W!", false);
//writer.Write("Hello W!", true);
writer.WriteComment("It is comment!");
//var message = Encoding.UTF8.GetBytes("Hello World!");
var message = Encoding.UTF8.GetBytes(
"REGISTER sip:officesip.local SIP/2.0\r\n" +
"Via: SIP/2.0/UDP 192.168.1.100:50554;rport;branch=z9hG4bKPjw.pkUaV7ZttbG6-bLQ8mkSpjLHXSbZ0z\r\n" +
"Route: <sip:192.168.1.15;lr>\r\n" +
"Max-Forwards: 70\r\n" +
"From: \"a\" <sip:[email protected]>;tag=8oiu15i7rANaIkeCgOo7VD.CqjuLy6ny\r\n" +
"To: \"a\" <sip:[email protected]>\r\n" +
"Call-ID: eCUdTyjBT3d5I0cLdL5EYr5QOMHHUVay\r\n" +
"CSeq: 7304 REGISTER\r\n" +
"User-Agent: CSipSimple r1099 / thunderg-10\r\n" +
"Contact: \"a\" <sip:[email protected]:50554;ob>\r\n" +
"Expires: 300\r\n" +
"Allow: PRACK, INVITE, ACK, BYE, CANCEL, UPDATE, SUBSCRIBE, NOTIFY, REFER, MESSAGE, OPTIONS\r\n" +
"Content-Length: 0\r\n" +
"\r\n");
for (int i = 0; i < 1000; i++)
{
writer.Write(message, Protocol.Udp, new IPEndPoint(IPAddress.Loopback, 1234), new IPEndPoint(IPAddress.Broadcast, 4321));
writer.Write(message, Protocol.Tcp, new IPEndPoint(IPAddress.Loopback, 1234), new IPEndPoint(IPAddress.Broadcast, 4321));
writer.Write(message, Protocol.Tls, new IPEndPoint(IPAddress.Loopback, 5678), new IPEndPoint(IPAddress.Broadcast, 8765));
writer.Write(message, Protocol.Udp, new IPEndPoint(IPAddress.IPv6Loopback, 1234), new IPEndPoint(IPAddress.IPv6Any, 4321));
writer.Write(message, Protocol.Tcp, new IPEndPoint(IPAddress.IPv6Loopback, 1234), new IPEndPoint(IPAddress.IPv6Any, 4321));
writer.Write(message, Protocol.Tls, new IPEndPoint(IPAddress.IPv6Loopback, 5678), new IPEndPoint(IPAddress.IPv6Any, 8765));
}
}
}