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// Implements the data structures and methods for
// creating a commitment for the SEAL protocol
package commitment
import (
"kesim.org/seal/curve"
)
type Scalar = curve.Curve25519Scalar
type Point = curve.Curve25519Point
var Curve = curve.Curve25519
type Bidder struct {
private struct {
id *Scalar
}
Id *Point
}
type Bid struct {
Bidder *Point
zbid uint64 // bigendian encoding of the bid
bits []Bit // derived from zbid
}
type Bit struct {
id *Scalar
v bool
x *Scalar
r *Scalar
e *BitCommitment
}
type BitCommitment struct {
Id *Point
XRV *Point
X *Point
R *Point
Proofs struct {
X *Proof
R *Proof
}
}
type Proof struct {
PV *Point `json:"V"`
Sr *Scalar `json:"r"`
}
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