1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright (c) 1999-2001 by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <stdio.h> 30*0Sstevel@tonic-gate #include <stdlib.h> 31*0Sstevel@tonic-gate #include <ctype.h> 32*0Sstevel@tonic-gate #include <syslog.h> 33*0Sstevel@tonic-gate #include <stdarg.h> 34*0Sstevel@tonic-gate #include <sys/types.h> 35*0Sstevel@tonic-gate #include <sys/socket.h> 36*0Sstevel@tonic-gate #include <net/if.h> 37*0Sstevel@tonic-gate #include <netinet/in.h> 38*0Sstevel@tonic-gate #include <netinet/if_ether.h> 39*0Sstevel@tonic-gate #include <arpa/inet.h> 40*0Sstevel@tonic-gate #include <netinet/dhcp.h> 41*0Sstevel@tonic-gate #include <netdb.h> 42*0Sstevel@tonic-gate #include "dhcpd.h" 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate static char *dhcp_msg_cats[] = { 45*0Sstevel@tonic-gate /* L_ASSIGN */ "ASSIGN", 46*0Sstevel@tonic-gate /* L_REPLY */ "EXTEND", 47*0Sstevel@tonic-gate /* L_RELEASE */ "RELEASE", 48*0Sstevel@tonic-gate /* L_DECLINE */ "DECLINE", 49*0Sstevel@tonic-gate /* L_INFORM */ "INFORM", 50*0Sstevel@tonic-gate /* L_NAK */ "NAK", 51*0Sstevel@tonic-gate /* L_ICMP_ECHO */ "ICMP-ECHO", 52*0Sstevel@tonic-gate /* L_RELAY_REQ */ "RELAY-SRVR", 53*0Sstevel@tonic-gate /* L_RELAY_REP */ "RELAY-CLNT" 54*0Sstevel@tonic-gate }; 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate static char *protos[] = { 57*0Sstevel@tonic-gate /* P_BOOTP */ "BOOTP", 58*0Sstevel@tonic-gate /* P_DHCP */ "DHCP" 59*0Sstevel@tonic-gate }; 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate /* 62*0Sstevel@tonic-gate * Transaction logging. Note - if we're in debug mode, the transactions 63*0Sstevel@tonic-gate * are logged to the console! 64*0Sstevel@tonic-gate * 65*0Sstevel@tonic-gate * 'cip' and 'sip' are expected in network order. 66*0Sstevel@tonic-gate */ 67*0Sstevel@tonic-gate void 68*0Sstevel@tonic-gate logtrans(DHCP_PROTO p, DHCP_MSG_CATEGORIES type, time_t lease, 69*0Sstevel@tonic-gate struct in_addr cip, struct in_addr sip, PKT_LIST *plp) 70*0Sstevel@tonic-gate { 71*0Sstevel@tonic-gate char *cat, *proto, *t, *class_id; 72*0Sstevel@tonic-gate uint_t maclen; 73*0Sstevel@tonic-gate char class_idbuf[DHCP_MAX_OPT_SIZE]; 74*0Sstevel@tonic-gate char cidbuf[DHCP_MAX_OPT_SIZE]; 75*0Sstevel@tonic-gate char ntoabc[INET_ADDRSTRLEN], ntoabs[INET_ADDRSTRLEN]; 76*0Sstevel@tonic-gate char macbuf[(sizeof (((PKT *)NULL)->chaddr) * 2) + 1]; 77*0Sstevel@tonic-gate 78*0Sstevel@tonic-gate if (log_local < 0) 79*0Sstevel@tonic-gate return; 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate proto = protos[p]; 82*0Sstevel@tonic-gate cat = dhcp_msg_cats[type]; 83*0Sstevel@tonic-gate 84*0Sstevel@tonic-gate (void) disp_cid(plp, cidbuf, sizeof (cidbuf)); 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate class_id = get_class_id(plp, class_idbuf, sizeof (class_idbuf)); 87*0Sstevel@tonic-gate 88*0Sstevel@tonic-gate /* convert white space in class id into periods (.) */ 89*0Sstevel@tonic-gate if (class_id != NULL) { 90*0Sstevel@tonic-gate for (t = class_id; *t != '\0'; t++) { 91*0Sstevel@tonic-gate if (isspace(*t)) 92*0Sstevel@tonic-gate *t = '.'; 93*0Sstevel@tonic-gate } 94*0Sstevel@tonic-gate } else 95*0Sstevel@tonic-gate class_id = "N/A"; 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate maclen = sizeof (macbuf); 98*0Sstevel@tonic-gate macbuf[0] = '\0'; 99*0Sstevel@tonic-gate (void) octet_to_hexascii(plp->pkt->chaddr, plp->pkt->hlen, macbuf, 100*0Sstevel@tonic-gate &maclen); 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate dhcpmsg(log_local | LOG_NOTICE, "%s %s %010d %010d %s %s %s %s %s\n", 103*0Sstevel@tonic-gate proto, cat, time(NULL), lease, 104*0Sstevel@tonic-gate inet_ntop(AF_INET, &cip, ntoabc, sizeof (ntoabc)), 105*0Sstevel@tonic-gate inet_ntop(AF_INET, &sip, ntoabs, sizeof (ntoabs)), 106*0Sstevel@tonic-gate cidbuf, class_id, macbuf); 107*0Sstevel@tonic-gate } 108