jellyfin-server/RSSDP/SsdpConstants.cs

64 lines
2.6 KiB
C#

namespace Rssdp.Infrastructure
{
/// <summary>
/// Provides constants for common values related to the SSDP protocols.
/// </summary>
public static class SsdpConstants
{
/// <summary>
/// Multicast IP Address used for SSDP multicast messages. Values is 239.255.255.250.
/// </summary>
public const string MulticastLocalAdminAddress = "239.255.255.250";
/// <summary>
/// The UDP port used for SSDP multicast messages. Values is 1900.
/// </summary>
public const int MulticastPort = 1900;
/// <summary>
/// The default multicase TTL for SSDP multicast messages. Value is 4.
/// </summary>
public const int SsdpDefaultMulticastTimeToLive = 4;
internal const string MSearchMethod = "M-SEARCH";
internal const string SsdpDiscoverMessage = "ssdp:discover";
internal const string SsdpDiscoverAllSTHeader = "ssdp:all";
internal const string SsdpDeviceDescriptionXmlNamespace = "urn:schemas-upnp-org:device-1-0";
internal const string ServerVersion = "1.0";
/// <summary>
/// Default buffer size for receiving SSDP broadcasts. Value is 8192 (bytes).
/// </summary>
public const int DefaultUdpSocketBufferSize = 8192;
/// <summary>
/// The maximum possible buffer size for a UDP message. Value is 65507 (bytes).
/// </summary>
public const int MaxUdpSocketBufferSize = 65507; // Max possible UDP packet size on IPv4 without using 'jumbograms'.
/// <summary>
/// Namespace/prefix for UPnP device types. Values is schemas-upnp-org.
/// </summary>
public const string UpnpDeviceTypeNamespace = "schemas-upnp-org";
/// <summary>
/// UPnP Root Device type. Value is upnp:rootdevice.
/// </summary>
public const string UpnpDeviceTypeRootDevice = "upnp:rootdevice";
/// <summary>
/// The value is used by Windows Explorer for device searches instead of the UPNPDeviceTypeRootDevice constant.
/// Not sure why (different spec, bug, alternate protocol etc). Used to enable Windows Explorer support.
/// </summary>
public const string PnpDeviceTypeRootDevice = "pnp:rootdevice";
/// <summary>
/// UPnP Basic Device type. Value is Basic.
/// </summary>
public const string UpnpDeviceTypeBasicDevice = "Basic";
internal const string SsdpKeepAliveNotification = "ssdp:alive";
internal const string SsdpByeByeNotification = "ssdp:byebye";
internal const int UdpResendCount = 3;
}
}