57 lines
2.1 KiB
C#
57 lines
2.1 KiB
C#
|
using System;
|
|||
|
|
using System.Linq;
|
|||
|
|
using System.Text;
|
|||
|
|
|
|||
|
|
namespace MediaBrowser.Dlna.PlayTo
|
|||
|
|
{
|
|||
|
|
public class SsdpHelper
|
|||
|
|
{
|
|||
|
|
private const string SsdpRenderer = "M-SEARCH * HTTP/1.1\r\n" +
|
|||
|
|
"HOST: 239.255.255.250:1900\r\n" +
|
|||
|
|
"User-Agent: UPnP/1.0 DLNADOC/1.50 Platinum/0.6.9.1\r\n" +
|
|||
|
|
"ST: urn:schemas-upnp-org:device:MediaRenderer:1\r\n" +
|
|||
|
|
"MAN: \"ssdp:discover\"\r\n" +
|
|||
|
|
"MX: {0}\r\n" +
|
|||
|
|
"\r\n";
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Creates a SSDP MSearch packet for DlnaRenderers.
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="mx">The mx. (Delaytime for device before responding)</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public static byte[] CreateRendererSSDP(int mx)
|
|||
|
|
{
|
|||
|
|
return Encoding.UTF8.GetBytes(string.Format(SsdpRenderer, mx));
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Parses the socket response into a location Uri for the DeviceDescription.xml.
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="data">The data.</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
public static Uri ParseSsdpResponse(string data)
|
|||
|
|
{
|
|||
|
|
var res = (from line in data.Split(new[] { '\r', '\n' })
|
|||
|
|
where line.ToLowerInvariant().StartsWith("location:")
|
|||
|
|
select line).FirstOrDefault();
|
|||
|
|
|
|||
|
|
return !string.IsNullOrEmpty(res) ? new Uri(res.Substring(9).Trim()) : null;
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
/// <summary>
|
|||
|
|
/// Parses data into SSDP event.
|
|||
|
|
/// </summary>
|
|||
|
|
/// <param name="data">The data.</param>
|
|||
|
|
/// <returns></returns>
|
|||
|
|
[Obsolete("Not yet used", true)]
|
|||
|
|
public static string ParseSsdpEvent(string data)
|
|||
|
|
{
|
|||
|
|
var sid = (from line in data.Split(new[] { '\r', '\n' })
|
|||
|
|
where line.ToLowerInvariant().StartsWith("sid:")
|
|||
|
|
select line).FirstOrDefault();
|
|||
|
|
|
|||
|
|
return data;
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
}
|