From 2f8cfa6afa2abd2947b642e54315be120b62c6ef Mon Sep 17 00:00:00 2001
From: Ruakij <ruakij@ruekov.eu>
Date: Sat, 1 Apr 2023 12:10:09 +0200
Subject: [PATCH] Fix conversion between IPv4 -> IPv6 CIDR

---
 cmd/app/main.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/cmd/app/main.go b/cmd/app/main.go
index 59b89e9..e21a9d6 100644
--- a/cmd/app/main.go
+++ b/cmd/app/main.go
@@ -144,6 +144,6 @@ func main() {
 func convertIPv4ToIPv6(ipv6Format *string, ipv4 *net.IPNet) (*string) {
     CIDR, _ := ipv4.Mask.Size()
     // Run format
-    ipv6Str := fmt.Sprintf(*ipv6Format, (*ipv4).IP[0], (*ipv4).IP[1], (*ipv4).IP[2], (*ipv4).IP[4], 128-CIDR)
+    ipv6Str := fmt.Sprintf(*ipv6Format, (*ipv4).IP[0], (*ipv4).IP[1], (*ipv4).IP[2], (*ipv4).IP[3], net.IPv6len*8-(net.IPv4len*8-CIDR))
     return &ipv6Str
 }