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Commit	Line	Data
	1	/*
	2	* This file is part of DisOrder.
	3	* Copyright (C) 2004, 2007, 2008, 2013 Richard Kettlewell
	4	*
	5	* This program is free software: you can redistribute it and/or modify
	6	* it under the terms of the GNU General Public License as published by
	7	* the Free Software Foundation, either version 3 of the License, or
	8	* (at your option) any later version.
	9	*
	10	* This program is distributed in the hope that it will be useful,
	11	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	12	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	13	* GNU General Public License for more details.
	14	*
	15	* You should have received a copy of the GNU General Public License
	16	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	17	*/
	18	/** @file lib/addr.h
	19	* @brief Socket address support */
	20
	21	#ifndef ADDR_H
	22	#define ADDR_H
	23
	24	#if HAVE_NETDB_H
	25	# include <netdb.h>
	26	#endif
	27
	28	struct stringlist;
	29
	30	/** @brief A network address */
	31	struct netaddress {
	32	/** @brief Address family
	33	*
	34	* Typically @c AF_UNIX, @c AF_INET, @c AF_INET6 or @c AF_UNSPEC.
	35	* Set to -1 to mean 'no address'.
	36	*/
	37	int af;
	38
	39	/** @brief Address or NULL for 'any' */
	40	char *address;
	41
	42	/** @brief Port number */
	43	int port;
	44	};
	45
	46	/** @brief A socket address and length */
	47	struct resolved {
	48
	49	/** @brief Pointer to the address */
	50	struct sockaddr *sa;
	51
	52	/** @brief Length of the address */
	53	socklen_t len;
	54	};
	55
	56	struct addrinfo get_address(const struct stringlist a,
	57	const struct addrinfo *pref,
	58	char **namep)
	59	attribute((nonnull (1)));
	60
	61	int addrinfocmp(const struct addrinfo *a,
	62	const struct addrinfo *b) attribute((nonnull (1, 2)));
	63	int sockaddrcmp(const struct sockaddr *a,
	64	const struct sockaddr *b) attribute((nonnull (1, 2)));
	65
	66	int multicast(const struct sockaddr *sa) attribute((nonnull (1)));
	67	char format_sockaddr(const struct sockaddr sa) attribute((nonnull (1)));
	68
	69	int netaddress_parse(struct netaddress *na,
	70	int nvec,
	71	char **vec) attribute((nonnull (1)));
	72	void netaddress_format(const struct netaddress *na,
	73	int *nvecp,
	74	char ***vecp) attribute((nonnull (1)));
	75	int netaddress_resolve(const struct netaddress *na, int passive, int type,
	76	struct resolved *raddr_out, size_t nraddr_out)
	77	attribute((nonnull (1, 4, 5)));
	78	void netaddress_free_resolved(struct resolved *raddr, size_t nraddr);
	79
	80	#endif /* ADDR_H */
	81
	82	/*
	83	Local Variables:
	84	c-basic-offset:2
	85	comment-column:40
	86	End:
	87	*/