1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 /* 22 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef UTIL_H 27 #define UTIL_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 #include <sys/types.h> 32 #include <netinet/in.h> 33 #include <netinet/dhcp.h> 34 #include <netinet/dhcp6.h> 35 #include <libinetutil.h> 36 #include <dhcpagent_ipc.h> 37 38 #include "common.h" 39 40 /* 41 * general utility functions which have no better home. see util.c 42 * for documentation on how to use the exported functions. 43 */ 44 45 #ifdef __cplusplus 46 extern "C" { 47 #endif 48 49 struct dhcp_timer_s { 50 iu_timer_id_t dt_id; 51 lease_t dt_start; /* Initial timer value */ 52 }; 53 54 /* conversion functions */ 55 const char *pkt_type_to_string(uchar_t, boolean_t); 56 const char *monosec_to_string(monosec_t); 57 time_t monosec_to_time(monosec_t); 58 monosec_t hrtime_to_monosec(hrtime_t); 59 60 /* shutdown handlers */ 61 void graceful_shutdown(int); 62 void inactivity_shutdown(iu_tq_t *, void *); 63 64 /* timer functions */ 65 void init_timer(dhcp_timer_t *, lease_t); 66 boolean_t cancel_timer(dhcp_timer_t *); 67 boolean_t schedule_timer(dhcp_timer_t *, iu_tq_callback_t *, void *); 68 69 /* miscellaneous */ 70 boolean_t add_default_route(uint32_t, struct in_addr *); 71 boolean_t del_default_route(uint32_t, struct in_addr *); 72 int daemonize(void); 73 monosec_t monosec(void); 74 void print_server_msg(dhcp_smach_t *, const char *, uint_t); 75 boolean_t bind_sock(int, in_port_t, in_addr_t); 76 boolean_t bind_sock_v6(int, in_port_t, const in6_addr_t *); 77 const char *iffile_to_hostname(const char *); 78 int dhcpv6_status_code(const dhcpv6_option_t *, uint_t, 79 const char **, const char **, uint_t *); 80 81 #ifdef __cplusplus 82 } 83 #endif 84 85 #endif /* UTIL_H */ 86