From c14e8eda830099f30e1a9aeb2fd4fdcef9cca94a Mon Sep 17 00:00:00 2001
From: siddharth ravikumar <s@ricketyspace.net>
Date: Sun, 20 Nov 2022 16:07:03 -0500
Subject: lib: `invmod` -> `InvMod`

---
 lib/rsa.go      |  4 ++--
 lib/rsa_test.go | 16 ++++++++--------
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/lib/rsa.go b/lib/rsa.go
index ae264b8..24cd709 100644
--- a/lib/rsa.go
+++ b/lib/rsa.go
@@ -33,7 +33,7 @@ func biCopy(a, b *big.Int) *big.Int {
 	return a
 }
 
-func invmod(a, n *big.Int) (*big.Int, error) {
+func InvMod(a, n *big.Int) (*big.Int, error) {
 	// Initialize.
 	t0 := big.NewInt(0)
 	t1 := big.NewInt(1)
@@ -97,7 +97,7 @@ func RSAGenKey() (*RSAPair, error) {
 		et := big.NewInt(0).Mul(p1, q1)           // Totient `et`.
 
 		// Calculate private key `d`.
-		d, err = invmod(e, et)
+		d, err = InvMod(e, et)
 		if err != nil {
 			continue // Inverse does not does. Try again.
 		}
diff --git a/lib/rsa_test.go b/lib/rsa_test.go
index eee20c6..d26ee2c 100644
--- a/lib/rsa_test.go
+++ b/lib/rsa_test.go
@@ -12,9 +12,9 @@ func TestInvMod(t *testing.T) {
 	a := big.NewInt(17)
 	b := big.NewInt(3120)
 	e := big.NewInt(2753) // Expected inverse.
-	i, err := invmod(a, b)
+	i, err := InvMod(a, b)
 	if err != nil {
-		t.Errorf("invmod(%v,%v) failed: %v", a, b, err)
+		t.Errorf("InvMod(%v,%v) failed: %v", a, b, err)
 		return
 	}
 	if i.Cmp(e) != 0 {
@@ -24,9 +24,9 @@ func TestInvMod(t *testing.T) {
 	a = big.NewInt(240)
 	b = big.NewInt(47)
 	e = big.NewInt(19) // Expected inverse.
-	i, err = invmod(a, b)
+	i, err = InvMod(a, b)
 	if err != nil {
-		t.Errorf("invmod(%v,%v) failed: %v", a, b, err)
+		t.Errorf("InvMod(%v,%v) failed: %v", a, b, err)
 		return
 	}
 	if i.Cmp(e) != 0 {
@@ -36,9 +36,9 @@ func TestInvMod(t *testing.T) {
 	a = big.NewInt(11)
 	b = big.NewInt(26)
 	e = big.NewInt(19) // Expected inverse.
-	i, err = invmod(a, b)
+	i, err = InvMod(a, b)
 	if err != nil {
-		t.Errorf("invmod(%v,%v) failed: %v", a, b, err)
+		t.Errorf("InvMod(%v,%v) failed: %v", a, b, err)
 		return
 	}
 	if i.Cmp(e) != 0 {
@@ -48,9 +48,9 @@ func TestInvMod(t *testing.T) {
 	a = big.NewInt(3)
 	b = big.NewInt(7)
 	e = big.NewInt(5) // Expected inverse.
-	i, err = invmod(a, b)
+	i, err = InvMod(a, b)
 	if err != nil {
-		t.Errorf("invmod(%v,%v) failed: %v", a, b, err)
+		t.Errorf("InvMod(%v,%v) failed: %v", a, b, err)
 		return
 	}
 	if i.Cmp(e) != 0 {
-- 
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