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package siec
import (
"crypto/elliptic"
"crypto/sha256"
"testing"
"github.com/tscholl2/siec/edwards25519"
)
func BenchmarkDouble(b *testing.B) {
curve := SIEC255()
x, y := curve.ScalarBaseMult(hash(1))
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.Double(x, y)
}
}
func BenchmarkDoubleP256(b *testing.B) {
curve := elliptic.P256()
x, y := curve.ScalarBaseMult(hash(1))
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.Double(x, y)
}
}
func BenchmarkDoubleP224(b *testing.B) {
curve := elliptic.P224()
x, y := curve.ScalarBaseMult(hash(1))
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.Double(x, y)
}
}
func BenchmarkAdd(b *testing.B) {
curve := SIEC255()
x1, y1 := curve.ScalarBaseMult(hash(1))
x2, y2 := curve.ScalarBaseMult(hash(2))
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.Add(x1, y1, x2, y2)
}
}
func BenchmarkAddP256(b *testing.B) {
curve := elliptic.P256()
x1, y1 := curve.ScalarBaseMult(hash(1))
x2, y2 := curve.ScalarBaseMult(hash(2))
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.Add(x1, y1, x2, y2)
}
}
func BenchmarkAddP224(b *testing.B) {
curve := elliptic.P224()
x1, y1 := curve.ScalarBaseMult(hash(1))
x2, y2 := curve.ScalarBaseMult(hash(2))
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.Add(x1, y1, x2, y2)
}
}
func BenchmarkScale(b *testing.B) {
curve := SIEC255()
k := hash(1)
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.ScalarBaseMult(k)
}
}
func BenchmarkScale2(b *testing.B) {
curve := SIEC255()
k := hash(1)
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.scalarMult2(curve.Gx, curve.Gy, k)
}
}
func BenchmarkScaleP256(b *testing.B) {
curve := elliptic.P256()
k := hash(1)
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.ScalarBaseMult(k)
}
}
func BenchmarkScaleP224(b *testing.B) {
curve := elliptic.P224()
k := hash(1)
b.ResetTimer()
for i := 0; i < b.N; i++ {
curve.ScalarBaseMult(k)
}
}
func BenchmarkScaleEd25519(b *testing.B) {
arr := hash(1)
arr[0] &= 248
arr[31] &= 127
arr[31] |= 64
var A edwards25519.ExtendedGroupElement
var hBytes [32]byte
copy(hBytes[:], arr)
b.ResetTimer()
for i := 0; i < b.N; i++ {
edwards25519.GeScalarMultBase(&A, &hBytes)
}
}
func hash(i int) []byte {
arr := sha256.Sum256([]byte{byte(i)})
return arr[:]
}
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