private static bool GetSupportsMulticast(string name)
{
// /sys/class/net/<interface_name>/flags
string path = Path.Combine(NetworkFiles.SysClassNetFolder, name, NetworkFiles.FlagsFileName);
Interop.LinuxNetDeviceFlags flags = (Interop.LinuxNetDeviceFlags)StringParsingHelpers.ParseRawHexFileAsInt(path);
return((flags & Interop.LinuxNetDeviceFlags.IFF_MULTICAST) == Interop.LinuxNetDeviceFlags.IFF_MULTICAST);
}
private static bool?GetSupportsMulticast(string name)
{
// /sys/class/net/<interface_name>/flags
string path = Path.Combine(NetworkFiles.SysClassNetFolder, name, NetworkFiles.FlagsFileName);
if (File.Exists(path))
{
try
{
Interop.LinuxNetDeviceFlags flags = (Interop.LinuxNetDeviceFlags)StringParsingHelpers.ParseRawHexFileAsInt(path);
return((flags & Interop.LinuxNetDeviceFlags.IFF_MULTICAST) == Interop.LinuxNetDeviceFlags.IFF_MULTICAST);
}
catch (Exception) // Ignore any problems accessing or parsing the file.
{
}
}
return(null);
}