make constants z0 and z1 private

drand · Feb 16, 2024 · 8d239d2 · 8d239d2
1 parent 20d9bb3
commit 8d239d2
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/pairing/bn254/constants.go b/pairing/bn254/constants.go
@@ -58,7 +58,7 @@ var xiToPSquaredMinus1Over6 = &gfP{0xca8d800500fa1bf2, 0xf0c5d61468b39769, 0x0e2
 var xiTo2PMinus2Over3 = &gfP2{gfP{0x5dddfd154bd8c949, 0x62cb29a5a4445b60, 0x37bc870a0c7dd2b9, 0x24830a9d3171f0fd}, gfP{0x7361d77f843abe92, 0xa5bb2bd3273411fb, 0x9c941f314b3e2399, 0x15df9cddbb9fd3ec}}
 
 // sqrt(-3)
-var Z0 = bigFromBase10("4407920970296243842837207485651524041948558517760411303933")
+var z0 = bigFromBase10("4407920970296243842837207485651524041948558517760411303933")
 
 // (sqrt(-3) - 1)  / 2
-var Z1 = bigFromBase10("2203960485148121921418603742825762020974279258880205651966")
+var z1 = bigFromBase10("2203960485148121921418603742825762020974279258880205651966")
diff --git a/pairing/bn254/point.go b/pairing/bn254/point.go
@@ -252,15 +252,15 @@ func mapToPoint(x *big.Int) (*big.Int, *big.Int) {
 
 	a0 := mulmodp(x, x)
 	a0 = addmodp(a0, new(big.Int).SetUint64(4))
-	a1 := mulmodp(x, Z0)
+	a1 := mulmodp(x, z0)
 	a2 := mulmodp(a1, a0)
 	a2 = a2.ModInverse(a2, p)
 	a1 = mulmodp(a1, a1)
 	a1 = mulmodp(a1, a2)
 
 	// x1
 	a1 = mulmodp(x, a1)
-	x = addmodp(Z1, new(big.Int).Sub(p, a1))
+	x = addmodp(z1, new(big.Int).Sub(p, a1))
 	// check curve
 	a1 = mulmodp(x, x)
 	a1 = mulmodp(a1, x)