init: v1.0.0

2026-05-27 23:03:00 +08:00
commit 8d97f750eb
466 changed files with 80067 additions and 0 deletions
@@ -0,0 +1,99 @@
+package bn256
+
+import (
+	"fmt"
+	"math/big"
+	"testing"
+
+	"xdx.jelly/xgcl/gmath"
+)
+
+func TestGenCurvePrecompute4(t *testing.T) {
+	table := make([]*curvePoint, 0, 32)
+	for i := 0; i < 16; i++ {
+		c := &curvePoint{}
+		c.SetInfinity()
+		for j := 0; j < 4; j++ {
+			t := &curvePoint{}
+			k := new(big.Int)
+			if (i>>j)&1 != 0 {
+				k.Lsh(gmath.BigInt1, 64*uint(j))
+				t.Mul(curveGen, k)
+				c.Add(c, t)
+			}
+		}
+		table = append(table, c)
+	}
+	for i := 0; i < 16; i++ {
+		c := &curvePoint{}
+		c.SetInfinity()
+		for j := 0; j < 4; j++ {
+			t := &curvePoint{}
+			k := new(big.Int)
+			if (i>>j)&1 != 0 {
+				k.Lsh(gmath.BigInt1, 31+64*uint(j))
+				t.Mul(curveGen, k)
+				c.Add(c, t)
+			}
+		}
+		table = append(table, c)
+	}
+	for _, x := range table {
+		x.MakeAffine()
+		fmt.Printf("&curvePoint{gfP{0x%x,0x%x,0x%x,0x%x},gfP{0x%x,0x%x,0x%x,0x%x},*newGFp(1),*newGFp(1)},\n", x.x[0], x.x[1], x.x[2], x.x[3], x.y[0], x.y[1], x.y[2], x.y[3])
+	}
+}
+
+func TestGenCurvePrecompute8(t *testing.T) {
+	table := make([]*curvePoint, 0, 256)
+	for i := 0; i < 256; i++ {
+		c := &curvePoint{}
+		c.SetInfinity()
+		for j := 0; j < 8; j++ {
+			t := &curvePoint{}
+			k := new(big.Int)
+			if (i>>j)&1 != 0 {
+				k.Lsh(gmath.BigInt1, 32*uint(j))
+				t.Mul(curveGen, k)
+				c.Add(c, t)
+			}
+		}
+		table = append(table, c)
+	}
+
+	for _, x := range table {
+		x.MakeAffine()
+		//fmt.Println(x)
+		fmt.Printf("&curvePoint{gfP{0x%x,0x%x,0x%x,0x%x},gfP{0x%x,0x%x,0x%x,0x%x},*newGFp(1),*newGFp(1)},\n",
+			x.x[0], x.x[1], x.x[2], x.x[3],
+			x.y[0], x.y[1], x.y[2], x.y[3])
+	}
+}
+
+func TestGenTwistCurvePrecompute8(t *testing.T) {
+	table := make([]*twistPoint, 0, 256)
+	for i := 0; i < 256; i++ {
+		c := &twistPoint{}
+		c.SetInfinity()
+		for j := 0; j < 8; j++ {
+			t := &twistPoint{}
+			k := new(big.Int)
+			if (i>>j)&1 != 0 {
+				k.Lsh(gmath.BigInt1, 32*uint(j))
+				t.Mul(twistGen, k)
+				c.Add(c, t)
+			}
+		}
+		table = append(table, c)
+	}
+
+	for _, x := range table {
+		x.MakeAffine()
+		fmt.Println(x)
+		//fmt.Printf("&twistPoint{gfP2{gfP{0x%x,0x%x,0x%x,0x%x},gfP{0x%x,0x%x,0x%x,0x%x}},gfP2{gfP{0x%x,0x%x,0x%x,0x%x},gfP{0x%x,0x%x,0x%x,0x%x}},gfP2{gfP{0},*newGFP(1)},gfP2{gfP{0},*newGFP(1)}},\n",
+		//	x.x.x[0],x.x.x[1],x.x.x[2],x.x.x[3],
+		//	x.x.y[0],x.x.y[1],x.x.y[2],x.x.y[3],
+		//	x.y.x[0],x.y.x[1],x.y.x[2],x.y.x[3],
+		//	x.y.y[0],x.y.y[1],x.y.y[2],x.y.y[3])
+	}
+}