public static extern herr_t get_elink_cb
(hid_t lapl_id, ref H5L.elink_traverse_t func, ref IntPtr op_data);
// Callback for H5L.iterate and H5L.iterate_by_name
// We expect an array list as op_data, add the attribute names to the
// array list as we go
public herr_t DelegateMethod
(
hid_t group,
IntPtr name,
ref H5L.info_t info,
IntPtr op_data
)
{
GCHandle hnd = (GCHandle)op_data;
ArrayList al = (hnd.Target as ArrayList);
int len = 0;
while (Marshal.ReadByte(name, len) != 0) { ++len; }
byte[] name_buf = new byte[len];
Marshal.Copy(name, name_buf, 0, len);
al.Add(Encoding.UTF8.GetString(name_buf));
return 0;
}