/* #include <stdlib.h> /* free(3), malloc(3), NULL */

/* RFC 1738 3.1 */
struct CommonInternetScheme{
	char *user;
	char *password;
	char *host; /* FQDN, IPv4, or IPv6 address */
	char *port; /* Can have default; must be supplied in decimal. */
	char *url_path;
};

/* standard; RFC 1738 */
struct Url{
	char *s; /* scheme */
	/* char * or some sort of struct SchemeSpecificPart * */
	void *ssp; /* scheme-specific-part */
};

struct Url *disassemble_url(char *url);
struct Url *free_url(struct Url *url);