public override byte[] GetDiskId()
{
var stat = new statfs();
var statted = statfs64( "/", ref stat );
if ( statted == 0 )
{
using ( var session = DASessionCreate( CFTypeRef.None ) )
using ( var disk = DADiskCreateFromBSDName( CFTypeRef.None, session, stat.f_mntfromname ) )
using ( var properties = DADiskCopyDescription( disk ) )
using ( var key = CFStringCreateWithCString( CFTypeRef.None, DiskArbitration.kDADiskDescriptionMediaUUIDKey, CFStringEncoding.kCFStringEncodingASCII ) )
{
IntPtr cfuuid = IntPtr.Zero;
if ( CFDictionaryGetValueIfPresent( properties, key, out cfuuid ) )
{
using ( var uuidString = CFUUIDCreateString( CFTypeRef.None, cfuuid ) )
{
var stringBuilder = new StringBuilder( 64 );
if ( CFStringGetCString( uuidString, stringBuilder, stringBuilder.Capacity, CFStringEncoding.kCFStringEncodingASCII ) )
{
return Encoding.ASCII.GetBytes( stringBuilder.ToString() );
}
}
}
}
}
return base.GetDiskId();
}
public static extern int statfs64(string path, ref statfs buf);
public static extern int statfs64(string path, ref statfs buf);
