Add missing files

src/url.c

@@ -0,0 +1,12 @@
+#include "url.h"
+
+char* url_get_port(char* out, char* in) {
+  sscanf(in, "%*[a-z]:%*[a-z]:%*[a-zA-Z0-9.]:%[0-9]", out);
+  return out;
+}
+
+int url_get_port_int(char* in) {
+  int out;
+  sscanf(in, "%*[a-z]:%*[a-z]:%*[a-zA-Z0-9.]:%d", &out);
+  return out;
+}

src/url.h

@@ -0,0 +1,5 @@
+#pragma once
+#include <stdio.h>
+
+char* url_get_port(char* out, char* in);
+int url_get_port_int(char* in);