private static bool ac_Seek(long offset, IntPtr user)
{
var handle = GCHandle.FromIntPtr(user);
DataStreamFileProcedures inst = (DataStreamFileProcedures)handle.Target;
return(inst.SeekCallback(offset, user));
}
private static long ac_Length(IntPtr user)
{
var handle = GCHandle.FromIntPtr(user);
DataStreamFileProcedures inst = (DataStreamFileProcedures)handle.Target;
return(inst.LengthCallback(user));
}
private static int ac_Read(IntPtr buffer, int length, IntPtr user)
{
var handle = GCHandle.FromIntPtr(user);
DataStreamFileProcedures inst = (DataStreamFileProcedures)handle.Target;
return(inst.ReadCallback(buffer, length, user));
}
private static void ac_Close(IntPtr user)
{
var handle = GCHandle.FromIntPtr(user);
DataStreamFileProcedures inst = (DataStreamFileProcedures)handle.Target;
inst.CloseCallback(user);
}
