/*
 * Copyright (c) 2004, Stefan Walter
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *     * Redistributions of source code must retain the above
 *       copyright notice, this list of conditions and the
 *       following disclaimer.
 *     * Redistributions in binary form must reproduce the
 *       above copyright notice, this list of conditions and
 *       the following disclaimer in the documentation and/or
 *       other materials provided with the distribution.
 *     * The names of contributors to this software may not be
 *       used to endorse or promote products derived from this
 *       software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
 * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 *
 *
 * CONTRIBUTORS
 *  Stef Walter <stef@memberwebs.com>
 *
 */

#ifndef __SOCK_ANY_H__
#define __SOCK_ANY_H__

#include <sys/socket.h>
#include <sys/un.h>
#include <netinet/in.h>

struct sockaddr_any
{
	union _sockaddr_any {
		/* The header */
		struct sockaddr a;

		/* The different types */
		struct sockaddr_un un;
		struct sockaddr_in in;
#ifdef HAVE_INET6
		struct sockaddr_in6 in6;
#endif
	} s;
	size_t namelen;
};

#define SANY_ADDR(any)	((any).s.a)
#define SANY_LEN(any)	((any).namelen)
#define SANY_TYPE(any)	((any).s.a.sa_family)

/* -------------------------------------------------------------------------- */

/* Returns AF_XXX family type or -1 */
int sock_any_pton (const char *string, struct sockaddr_any *addr, int opts);

int sock_any_pton_n (const char *string, struct sockaddr_any *addrs, int n_addrs, int opts);

/* The default port to fill in when no IP/IPv6 port specified */
#define SANY_OPT_DEFPORT(p)		 (int)((p) & 0xFFFF)

/* When only port specified default to IPANY */
#define SANY_OPT_DEFANY				 0x00000000

/* When only port specified default to LOCALHOST */
#define SANY_OPT_DEFLOCAL			 0x00100000

/* When only port specified default to IPv6 */
#define SANY_OPT_DEFINET6			 0x00200000

/* Don't resolve host name */
#define SANY_OPT_NORESOLV			 0x01000000

/* The family type returned when resolving is needed */
#define SANY_AF_DNS				 0x01000000

/* -------------------------------------------------------------------------- */

/* Returns -1 when failed */
int sock_any_ntop (const struct sockaddr_any *any, char *addr, size_t addrlen, int opts);

/* Don't print or compare the port */
#define SANY_OPT_NOPORT				 0x01000000

/* -------------------------------------------------------------------------- */

/* Returns 0 for equal */
int sock_any_cmp(const struct sockaddr_any *a1, const struct sockaddr_any *a2, int opts);

#endif /* __SOCK_ANY_H__ */