1 2#ifndef _S_DHCPD_H 3#define _S_DHCPD_H 4 5/* 6 * Copyright (c) 2000 Apple Inc. All rights reserved. 7 * 8 * @APPLE_LICENSE_HEADER_START@ 9 * 10 * This file contains Original Code and/or Modifications of Original Code 11 * as defined in and that are subject to the Apple Public Source License 12 * Version 2.0 (the 'License'). You may not use this file except in 13 * compliance with the License. Please obtain a copy of the License at 14 * http://www.opensource.apple.com/apsl/ and read it before using this 15 * file. 16 * 17 * The Original Code and all software distributed under the License are 18 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 19 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 20 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 21 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 22 * Please see the License for the specific language governing rights and 23 * limitations under the License. 24 * 25 * @APPLE_LICENSE_HEADER_END@ 26 */ 27/* 28 * dhcpd.h 29 * - DHCP server definitions 30 */ 31 32#include "dhcplib.h" 33#include "bootpd.h" 34 35void 36dhcp_init(); 37 38void 39dhcp_request(request_t * request, dhcp_msgtype_t msgtype, 40 boolean_t dhcp_allocate); 41 42boolean_t 43dhcp_bootp_allocate(char * idstr, char * hwstr, struct dhcp * rq, 44 interface_t * if_p, struct timeval * time_in_p, 45 struct in_addr * iaddr_p, SubnetRef * subnet_p); 46 47#define DHCP_CLIENT_TYPE "dhcp" 48 49/* default time to leave an ip address pending before re-using it */ 50#define DHCP_PENDING_SECS 60 51 52#define DHCP_DECLINE_WAIT_SECS (60 * 10) /* 10 minutes */ 53 54#define TIME_DRIFT_PERCENT 0.99 55 56static __inline__ u_long 57lease_prorate(u_long lease_time) 58{ 59 double d = lease_time * TIME_DRIFT_PERCENT; 60 61 return ((u_long)d); 62} 63 64struct dhcp * 65make_dhcp_reply(struct dhcp * reply, int pkt_size, 66 struct in_addr server_id, dhcp_msgtype_t msg, 67 struct dhcp * request, dhcpoa_t * options); 68int 69dhcp_max_message_size(dhcpol_t * client_options); 70 71#endif /* _S_DHCPD_H */ 72