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 (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. 23 */ 24 25 #ifndef UTIL_H 26 #define UTIL_H 27 28 #include <sys/types.h> 29 #include <netinet/in.h> 30 #include <netinet/dhcp.h> 31 #include <netinet/dhcp6.h> 32 #include <libinetutil.h> 33 #include <dhcpagent_ipc.h> 34 35 #include "common.h" 36 37 /* 38 * general utility functions which have no better home. see util.c 39 * for documentation on how to use the exported functions. 40 */ 41 42 #ifdef __cplusplus 43 extern "C" { 44 #endif 45 46 struct dhcp_timer_s { 47 iu_timer_id_t dt_id; 48 lease_t dt_start; /* Initial timer value */ 49 }; 50 51 /* conversion functions */ 52 const char *pkt_type_to_string(uchar_t, boolean_t); 53 const char *monosec_to_string(monosec_t); 54 time_t monosec_to_time(monosec_t); 55 monosec_t hrtime_to_monosec(hrtime_t); 56 57 /* shutdown handlers */ 58 void graceful_shutdown(int); 59 void inactivity_shutdown(iu_tq_t *, void *); 60 61 /* timer functions */ 62 void init_timer(dhcp_timer_t *, lease_t); 63 boolean_t cancel_timer(dhcp_timer_t *); 64 boolean_t schedule_timer(dhcp_timer_t *, iu_tq_callback_t *, void *); 65 66 /* miscellaneous */ 67 boolean_t add_default_route(uint32_t, struct in_addr *); 68 boolean_t del_default_route(uint32_t, struct in_addr *); 69 int daemonize(void); 70 monosec_t monosec(void); 71 void print_server_msg(dhcp_smach_t *, const char *, uint_t); 72 boolean_t bind_sock(int, in_port_t, in_addr_t); 73 boolean_t bind_sock_v6(int, in_port_t, const in6_addr_t *); 74 const char *iffile_to_hostname(const char *); 75 int dhcpv6_status_code(const dhcpv6_option_t *, uint_t, 76 const char **, const char **, uint_t *); 77 void write_lease_to_hostconf(dhcp_smach_t *); 78 79 #ifdef __cplusplus 80 } 81 #endif 82 83 #endif /* UTIL_H */ 84