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Require Import Crypto.Specific.Framework.CurveParameters.
Require Import Crypto.Util.LetIn.
(***
Modulus : 2^255-5
Base: 130
***)
Module Curve <: CurveParameters.
Definition sz : nat := 3%nat.
Definition bitwidth : Z := 128.
Definition s : Z := 2^255.
Definition c : list limb := [(1, 5)].
Definition carry_chains : option (list (list nat)) := Eval vm_compute in Some [seq 0 (pred sz); [0; 1]]%nat.
Definition a24 : option Z := Some (121665 (* XXX TODO(andreser) FIXME? Is this right for this curve? *)).
Definition coef_div_modulus : nat := 2%nat. (* add 2*modulus before subtracting *)
Definition goldilocks : bool := false.
Definition mul_code : option (Z^sz -> Z^sz -> Z^sz)
:= None.
Definition square_code : option (Z^sz -> Z^sz)
:= None.
Definition upper_bound_of_exponent : option (Z -> Z) := None.
Definition allowable_bit_widths : option (list nat) := None.
Definition freeze_extra_allowable_bit_widths : option (list nat) := None.
Ltac extra_prove_mul_eq := idtac.
Ltac extra_prove_square_eq := idtac.
End Curve.
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