diff --git a/includes/connect_code.hpp b/includes/connect_code.hpp
index 6968ede..f47674b 100644
--- a/includes/connect_code.hpp
+++ b/includes/connect_code.hpp
@@ -10,5 +10,11 @@ namespace connect_code {
 	/* Given a code, decode it and return a vector with the address and port */
 	std::vector<std::string> decode(std::string connect_code);
 
+	 /* Tokenizes a string, based on the given delimiter */
+	std::vector<std::string> tokenize_str(std::string str, std::string delim);
+
+	/* Convert an IPv4 address from decimal to dotted decimal notation */
+	std::string dec_to_dotted_dec(std::string addr);
+
 }
 #endif