of_group_elt ge converts ge to storage. The result is group_elt_size bytes long.

to_group_elt s converts s to a group_elt.

• raises Size_mismatch

  if s is not group_elt_size bytes long

of_integer i converts i to storage. The result is integer_size bytes long.

to_integer s converts s to a integer.

• raises Size_mismatch

  if s is not integer_size bytes long