xref: /onnv-gate/usr/src/cmd/cmd-inet/sbin/dhcpagent/util.h (revision 12989:1e6b26d10a55)
10Sstevel@tonic-gate /*
20Sstevel@tonic-gate  * CDDL HEADER START
30Sstevel@tonic-gate  *
40Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
53431Scarlsonj  * Common Development and Distribution License (the "License").
63431Scarlsonj  * You may not use this file except in compliance with the License.
70Sstevel@tonic-gate  *
80Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
90Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
100Sstevel@tonic-gate  * See the License for the specific language governing permissions
110Sstevel@tonic-gate  * and limitations under the License.
120Sstevel@tonic-gate  *
130Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
140Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
150Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
160Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
170Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
180Sstevel@tonic-gate  *
190Sstevel@tonic-gate  * CDDL HEADER END
200Sstevel@tonic-gate  */
210Sstevel@tonic-gate /*
22*12989SVasumathi.Sundaram@oracle.COM  * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
230Sstevel@tonic-gate  */
240Sstevel@tonic-gate 
250Sstevel@tonic-gate #ifndef	UTIL_H
260Sstevel@tonic-gate #define	UTIL_H
270Sstevel@tonic-gate 
280Sstevel@tonic-gate #include <sys/types.h>
290Sstevel@tonic-gate #include <netinet/in.h>
300Sstevel@tonic-gate #include <netinet/dhcp.h>
313431Scarlsonj #include <netinet/dhcp6.h>
320Sstevel@tonic-gate #include <libinetutil.h>
330Sstevel@tonic-gate #include <dhcpagent_ipc.h>
340Sstevel@tonic-gate 
353431Scarlsonj #include "common.h"
363431Scarlsonj 
370Sstevel@tonic-gate /*
380Sstevel@tonic-gate  * general utility functions which have no better home.  see util.c
390Sstevel@tonic-gate  * for documentation on how to use the exported functions.
400Sstevel@tonic-gate  */
410Sstevel@tonic-gate 
420Sstevel@tonic-gate #ifdef	__cplusplus
430Sstevel@tonic-gate extern "C" {
440Sstevel@tonic-gate #endif
450Sstevel@tonic-gate 
463431Scarlsonj struct dhcp_timer_s {
473431Scarlsonj 	iu_timer_id_t	dt_id;
483431Scarlsonj 	lease_t		dt_start;		/* Initial timer value */
493431Scarlsonj };
500Sstevel@tonic-gate 
510Sstevel@tonic-gate /* conversion functions */
523431Scarlsonj const char	*pkt_type_to_string(uchar_t, boolean_t);
530Sstevel@tonic-gate const char	*monosec_to_string(monosec_t);
540Sstevel@tonic-gate time_t		monosec_to_time(monosec_t);
553431Scarlsonj monosec_t	hrtime_to_monosec(hrtime_t);
560Sstevel@tonic-gate 
570Sstevel@tonic-gate /* shutdown handlers */
580Sstevel@tonic-gate void		graceful_shutdown(int);
590Sstevel@tonic-gate void		inactivity_shutdown(iu_tq_t *, void *);
600Sstevel@tonic-gate 
613431Scarlsonj /* timer functions */
623431Scarlsonj void		init_timer(dhcp_timer_t *, lease_t);
633431Scarlsonj boolean_t	cancel_timer(dhcp_timer_t *);
643431Scarlsonj boolean_t	schedule_timer(dhcp_timer_t *, iu_tq_callback_t *, void *);
650Sstevel@tonic-gate 
660Sstevel@tonic-gate /* miscellaneous */
674106Scarlsonj boolean_t	add_default_route(uint32_t, struct in_addr *);
684106Scarlsonj boolean_t	del_default_route(uint32_t, struct in_addr *);
690Sstevel@tonic-gate int		daemonize(void);
700Sstevel@tonic-gate monosec_t	monosec(void);
713431Scarlsonj void		print_server_msg(dhcp_smach_t *, const char *, uint_t);
723431Scarlsonj boolean_t	bind_sock(int, in_port_t, in_addr_t);
733431Scarlsonj boolean_t	bind_sock_v6(int, in_port_t, const in6_addr_t *);
740Sstevel@tonic-gate const char	*iffile_to_hostname(const char *);
753431Scarlsonj int		dhcpv6_status_code(const dhcpv6_option_t *, uint_t,
763431Scarlsonj     const char **, const char **, uint_t *);
77*12989SVasumathi.Sundaram@oracle.COM void		write_lease_to_hostconf(dhcp_smach_t *);
780Sstevel@tonic-gate 
790Sstevel@tonic-gate #ifdef	__cplusplus
800Sstevel@tonic-gate }
810Sstevel@tonic-gate #endif
820Sstevel@tonic-gate 
830Sstevel@tonic-gate #endif	/* UTIL_H */
84