From a04b215547f26ce0d5eb72a78f3a0da93a0c6a45 Mon Sep 17 00:00:00 2001
From: JamieEC <48264520+JamieEC@users.noreply.github.com>
Date: Sat, 23 May 2020 00:33:27 +0100
Subject: [PATCH] Add files via upload

---
 6to4_converter.py | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 6to4_converter.py

diff --git a/6to4_converter.py b/6to4_converter.py
new file mode 100644
index 0000000..a7cacf6
--- /dev/null
+++ b/6to4_converter.py
@@ -0,0 +1,32 @@
+ipv4Hex = ''
+ipv6Hextet1 = '2002'
+ipv6Hextet2 = ''
+ipv6Hextet3 = ''
+
+#take input
+print('Enter IPv4 address:')
+ipv4 = input()
+
+#split input to octets
+ipv4 = ipv4.split('.',4)
+
+#convert IPv4 address to hex string
+for octet in ipv4:
+	if len(hex(int(octet))[2:])>1:
+		ipv4Hex += hex(int(octet))[2:]
+	else:
+		ipv4Hex += '0'
+		ipv4Hex += hex(int(octet))[2:]
+
+#split into hextets
+for i in range(4):
+	ipv6Hextet2 += (ipv4Hex[i])
+for i in range(4,8):
+	ipv6Hextet3 += (ipv4Hex[i])
+
+#Convert to dec and back to remove leading zeros
+ipv6Hextet2 = hex(int(ipv6Hextet2,16))[2:]
+ipv6Hextet3 = hex(int(ipv6Hextet3,16))[2:]
+
+#form and print 6to4 address
+print(ipv6Hextet1+':'+ipv6Hextet2+':'+ipv6Hextet3+'::/128')
\ No newline at end of file