1 files changed, 107 insertions, 0 deletions
diff --git a/usr/src/cmd/cmd-inet/usr.lib/in.dhcpd/logging.c b/usr/src/cmd/cmd-inet/usr.lib/in.dhcpd/logging.c
new file mode 100644
index 0000000000..13a961def7
--- /dev/null
+++ b/usr/src/cmd/cmd-inet/usr.lib/in.dhcpd/logging.c
@@ -0,0 +1,107 @@
+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License").  You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright (c) 1999-2001 by Sun Microsystems, Inc.
+ * All rights reserved.
+ */
+
+#pragma ident	"%Z%%M%	%I%	%E% SMI"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <ctype.h>
+#include <syslog.h>
+#include <stdarg.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+#include <net/if.h>
+#include <netinet/in.h>
+#include <netinet/if_ether.h>
+#include <arpa/inet.h>
+#include <netinet/dhcp.h>
+#include <netdb.h>
+#include "dhcpd.h"
+
+static char	*dhcp_msg_cats[] = {
+	/* L_ASSIGN */		"ASSIGN",
+	/* L_REPLY */		"EXTEND",
+	/* L_RELEASE */		"RELEASE",
+	/* L_DECLINE */		"DECLINE",
+	/* L_INFORM */		"INFORM",
+	/* L_NAK */		"NAK",
+	/* L_ICMP_ECHO */	"ICMP-ECHO",
+	/* L_RELAY_REQ */	"RELAY-SRVR",
+	/* L_RELAY_REP */	"RELAY-CLNT"
+};
+
+static char	*protos[] = {
+	/* P_BOOTP */		"BOOTP",
+	/* P_DHCP */		"DHCP"
+};
+
+/*
+ * Transaction logging. Note - if we're in debug mode, the transactions
+ * are logged to the console!
+ *
+ * 'cip' and 'sip' are expected in network order.
+ */
+void
+logtrans(DHCP_PROTO p, DHCP_MSG_CATEGORIES type, time_t lease,
+    struct in_addr cip, struct in_addr sip, PKT_LIST *plp)
+{
+	char	*cat, *proto, *t, *class_id;
+	uint_t	maclen;
+	char	class_idbuf[DHCP_MAX_OPT_SIZE];
+	char	cidbuf[DHCP_MAX_OPT_SIZE];
+	char	ntoabc[INET_ADDRSTRLEN], ntoabs[INET_ADDRSTRLEN];
+	char	macbuf[(sizeof (((PKT *)NULL)->chaddr) * 2) + 1];
+
+	if (log_local < 0)
+		return;
+
+	proto = protos[p];
+	cat = dhcp_msg_cats[type];
+
+	(void) disp_cid(plp, cidbuf, sizeof (cidbuf));
+
+	class_id = get_class_id(plp, class_idbuf, sizeof (class_idbuf));
+
+	/* convert white space in class id into periods (.) */
+	if (class_id != NULL) {
+		for (t = class_id; *t != '\0'; t++) {
+			if (isspace(*t))
+				*t = '.';
+		}
+	} else
+		class_id = "N/A";
+
+	maclen = sizeof (macbuf);
+	macbuf[0] = '\0';
+	(void) octet_to_hexascii(plp->pkt->chaddr, plp->pkt->hlen, macbuf,
+	    &maclen);
+
+	dhcpmsg(log_local | LOG_NOTICE, "%s %s %010d %010d %s %s %s %s %s\n",
+	    proto, cat, time(NULL), lease,
+	    inet_ntop(AF_INET, &cip, ntoabc, sizeof (ntoabc)),
+	    inet_ntop(AF_INET, &sip, ntoabs, sizeof (ntoabs)),
+	    cidbuf, class_id, macbuf);
+}