diff options
Diffstat (limited to 'nizk')
| -rw-r--r-- | nizk/commit/commit.go | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/nizk/commit/commit.go b/nizk/commit/commit.go index d044077..84ba8e5 100644 --- a/nizk/commit/commit.go +++ b/nizk/commit/commit.go @@ -12,10 +12,10 @@ import ( // for given C, A and B type Statement struct { + bitSet bool a *Scalar b *Scalar - plus bool - *Commitment + Commitment } type Commitment struct { @@ -25,25 +25,25 @@ type Commitment struct { Proof *Proof } -func NewStatement(a, b *Scalar, plus bool) *Statement { +func NewStatement(a, b *Scalar, bitSet bool) *Statement { return &Statement{ a: a, b: b, - plus: plus, - Commitment: commitment(a, b, plus), + bitSet: bitSet, + Commitment: commitment(a, b, bitSet), } } -func commitment(a, b *Scalar, plus bool) *Commitment { +func commitment(a, b *Scalar, bitSet bool) Commitment { var C *Point c := a.Mul(b) - if plus { + if bitSet { C = G.Exp(c.Add(One)) } else { C = G.Exp(c) } - return &Commitment{ + return Commitment{ C: C, A: G.Exp(a), B: G.Exp(b), @@ -52,7 +52,7 @@ func commitment(a, b *Scalar, plus bool) *Commitment { func (s *Statement) Commit(id Bytes) *Commitment { s.Commitment.Proof = s.Proof(id) - return s.Commitment + return &s.Commitment } type Proof struct { @@ -72,7 +72,7 @@ func (s *Statement) Proof(id Bytes) *Proof { r2 = Curve.RandomScalar() w = Curve.RandomScalar() - if s.plus { + if s.bitSet { e[0][0] = G.Exp(r1) e[0][1] = s.B.Exp(r1).Mul(G.Exp(w)) e[1][0] = G.Exp(r2) @@ -87,7 +87,7 @@ func (s *Statement) Proof(id Bytes) *Proof { ch := Challenge(G, s.C, s.A, s.B, e[0][0], e[0][1], e[1][0], e[1][1], id) pr := &Proof{Id: id} - if s.plus { + if s.bitSet { pr.C.Ch[0] = w pr.C.Ch[1] = ch.Sub(w) pr.C.R[0] = r1.Sub(s.a.Mul(pr.C.Ch[0])) |