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crypto/bn256: fix go vet false positive

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Also add the package to the license tool ignore list.
This commit is contained in:
Felix Lange 2017-05-24 15:40:02 +02:00
parent e1e87d8b1a
commit 069cb661c3
5 changed files with 26 additions and 23 deletions
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11
build/update-license.go
View File

@ -47,11 +47,14 @@ var (
// boring stuff
"vendor/", "tests/files/", "build/",
// don't relicense vendored sources
"crypto/sha3/", "crypto/ecies/", "log/",
"crypto/secp256k1/curve.go",
"consensus/ethash/xor.go",
"internal/jsre/deps",
"cmd/internal/browser",
"consensus/ethash/xor.go",
"crypto/bn256/",
"crypto/ecies/",
"crypto/secp256k1/curve.go",
"crypto/sha3/",
"internal/jsre/deps",
"log/",
// don't license generated files
"contracts/chequebook/contract/",
"contracts/ens/contract/",

10
crypto/bn256/curve.go
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@ -186,14 +186,14 @@ func (c *curvePoint) Double(a *curvePoint, pool *bnPool) {
A.Mod(A, P)
B := pool.Get().Mul(a.y, a.y)
B.Mod(B, P)
C := pool.Get().Mul(B, B)
C.Mod(C, P)
C_ := pool.Get().Mul(B, B)
C_.Mod(C_, P)
t := pool.Get().Add(a.x, B)
t2 := pool.Get().Mul(t, t)
t2.Mod(t2, P)
t.Sub(t2, A)
t2.Sub(t, C)
t2.Sub(t, C_)
d := pool.Get().Add(t2, t2)
t.Add(A, A)
e := pool.Get().Add(t, A)
@ -203,7 +203,7 @@ func (c *curvePoint) Double(a *curvePoint, pool *bnPool) {
t.Add(d, d)
c.x.Sub(f, t)
t.Add(C, C)
t.Add(C_, C_)
t2.Add(t, t)
t.Add(t2, t2)
c.y.Sub(d, c.x)
@ -217,7 +217,7 @@ func (c *curvePoint) Double(a *curvePoint, pool *bnPool) {
pool.Put(A)
pool.Put(B)
pool.Put(C)
pool.Put(C_)
pool.Put(t)
pool.Put(t2)
pool.Put(d)

12
crypto/bn256/gfp6.go
View File

@ -266,13 +266,13 @@ func (e *gfP6) Invert(a *gfP6, pool *bnPool) *gfP6 {
t1.Mul(a.y, a.z, pool)
B.Sub(B, t1)
C := newGFp2(pool)
C.Square(a.y, pool)
C_ := newGFp2(pool)
C_.Square(a.y, pool)
t1.Mul(a.x, a.z, pool)
C.Sub(C, t1)
C_.Sub(C_, t1)
F := newGFp2(pool)
F.Mul(C, a.y, pool)
F.Mul(C_, a.y, pool)
F.MulXi(F, pool)
t1.Mul(A, a.z, pool)
F.Add(F, t1)
@ -282,14 +282,14 @@ func (e *gfP6) Invert(a *gfP6, pool *bnPool) *gfP6 {
F.Invert(F, pool)
e.x.Mul(C, F, pool)
e.x.Mul(C_, F, pool)
e.y.Mul(B, F, pool)
e.z.Mul(A, F, pool)
t1.Put(pool)
A.Put(pool)
B.Put(pool)
C.Put(pool)
C_.Put(pool)
F.Put(pool)
return e

8
crypto/bn256/optate.go
View File

@ -88,12 +88,12 @@ func lineFunctionDouble(r *twistPoint, q *curvePoint, pool *bnPool) (a, b, c *gf
A := newGFp2(pool).Square(r.x, pool)
B := newGFp2(pool).Square(r.y, pool)
C := newGFp2(pool).Square(B, pool)
C_ := newGFp2(pool).Square(B, pool)
D := newGFp2(pool).Add(r.x, B)
D.Square(D, pool)
D.Sub(D, A)
D.Sub(D, C)
D.Sub(D, C_)
D.Add(D, D)
E := newGFp2(pool).Add(A, A)
@ -112,7 +112,7 @@ func lineFunctionDouble(r *twistPoint, q *curvePoint, pool *bnPool) (a, b, c *gf
rOut.y.Sub(D, rOut.x)
rOut.y.Mul(rOut.y, E, pool)
t := newGFp2(pool).Add(C, C)
t := newGFp2(pool).Add(C_, C_)
t.Add(t, t)
t.Add(t, t)
rOut.y.Sub(rOut.y, t)
@ -142,7 +142,7 @@ func lineFunctionDouble(r *twistPoint, q *curvePoint, pool *bnPool) (a, b, c *gf
A.Put(pool)
B.Put(pool)
C.Put(pool)
C_.Put(pool)
D.Put(pool)
E.Put(pool)
G.Put(pool)

8
crypto/bn256/twist.go
View File

@ -165,12 +165,12 @@ func (c *twistPoint) Double(a *twistPoint, pool *bnPool) {
// See http://hyperelliptic.org/EFD/g1p/auto-code/shortw/jacobian-0/doubling/dbl-2009-l.op3
A := newGFp2(pool).Square(a.x, pool)
B := newGFp2(pool).Square(a.y, pool)
C := newGFp2(pool).Square(B, pool)
C_ := newGFp2(pool).Square(B, pool)
t := newGFp2(pool).Add(a.x, B)
t2 := newGFp2(pool).Square(t, pool)
t.Sub(t2, A)
t2.Sub(t, C)
t2.Sub(t, C_)
d := newGFp2(pool).Add(t2, t2)
t.Add(A, A)
e := newGFp2(pool).Add(t, A)
@ -179,7 +179,7 @@ func (c *twistPoint) Double(a *twistPoint, pool *bnPool) {
t.Add(d, d)
c.x.Sub(f, t)
t.Add(C, C)
t.Add(C_, C_)
t2.Add(t, t)
t.Add(t2, t2)
c.y.Sub(d, c.x)
@ -191,7 +191,7 @@ func (c *twistPoint) Double(a *twistPoint, pool *bnPool) {
A.Put(pool)
B.Put(pool)
C.Put(pool)
C_.Put(pool)
t.Put(pool)
t2.Put(pool)
d.Put(pool)