xref: /illumos-gate/usr/src/cmd/isns/isnsd/log.c (revision fcf3ce44)
1*fcf3ce44SJohn Forte /*
2*fcf3ce44SJohn Forte  * CDDL HEADER START
3*fcf3ce44SJohn Forte  *
4*fcf3ce44SJohn Forte  * The contents of this file are subject to the terms of the
5*fcf3ce44SJohn Forte  * Common Development and Distribution License (the "License").
6*fcf3ce44SJohn Forte  * You may not use this file except in compliance with the License.
7*fcf3ce44SJohn Forte  *
8*fcf3ce44SJohn Forte  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9*fcf3ce44SJohn Forte  * or http://www.opensolaris.org/os/licensing.
10*fcf3ce44SJohn Forte  * See the License for the specific language governing permissions
11*fcf3ce44SJohn Forte  * and limitations under the License.
12*fcf3ce44SJohn Forte  *
13*fcf3ce44SJohn Forte  * When distributing Covered Code, include this CDDL HEADER in each
14*fcf3ce44SJohn Forte  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15*fcf3ce44SJohn Forte  * If applicable, add the following below this CDDL HEADER, with the
16*fcf3ce44SJohn Forte  * fields enclosed by brackets "[]" replaced with your own identifying
17*fcf3ce44SJohn Forte  * information: Portions Copyright [yyyy] [name of copyright owner]
18*fcf3ce44SJohn Forte  *
19*fcf3ce44SJohn Forte  * CDDL HEADER END
20*fcf3ce44SJohn Forte  */
21*fcf3ce44SJohn Forte 
22*fcf3ce44SJohn Forte /*
23*fcf3ce44SJohn Forte  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
24*fcf3ce44SJohn Forte  * Use is subject to license terms.
25*fcf3ce44SJohn Forte  */
26*fcf3ce44SJohn Forte 
27*fcf3ce44SJohn Forte #include <stdio.h>
28*fcf3ce44SJohn Forte #include <stdarg.h>
29*fcf3ce44SJohn Forte #include <sys/types.h>
30*fcf3ce44SJohn Forte #include <sys/varargs.h>
31*fcf3ce44SJohn Forte #include <errno.h>
32*fcf3ce44SJohn Forte #include <string.h>
33*fcf3ce44SJohn Forte 
34*fcf3ce44SJohn Forte #include "isns_log.h"
35*fcf3ce44SJohn Forte 
36*fcf3ce44SJohn Forte extern int dbg_level;
37*fcf3ce44SJohn Forte 
38*fcf3ce44SJohn Forte #define	MAX_LOG_LEN 2048
39*fcf3ce44SJohn Forte 
40*fcf3ce44SJohn Forte void
isnslog(int level,const char * routine,char * msg,...)41*fcf3ce44SJohn Forte isnslog(
42*fcf3ce44SJohn Forte 	int level,
43*fcf3ce44SJohn Forte 	const char *routine,
44*fcf3ce44SJohn Forte 	char *msg,
45*fcf3ce44SJohn Forte 	...
46*fcf3ce44SJohn Forte )
47*fcf3ce44SJohn Forte {
48*fcf3ce44SJohn Forte 	char header[MAX_LOG_LEN+1];
49*fcf3ce44SJohn Forte 	char message[MAX_LOG_LEN+1];
50*fcf3ce44SJohn Forte 	int oldErrno = 0;
51*fcf3ce44SJohn Forte 	va_list ap;
52*fcf3ce44SJohn Forte 
53*fcf3ce44SJohn Forte 	oldErrno = errno;
54*fcf3ce44SJohn Forte 
55*fcf3ce44SJohn Forte 	if (dbg_level >= level) {
56*fcf3ce44SJohn Forte 		(void) memset(&header,  0, MAX_LOG_LEN+1);
57*fcf3ce44SJohn Forte 		(void) memset(&message, 0, MAX_LOG_LEN+1);
58*fcf3ce44SJohn Forte 
59*fcf3ce44SJohn Forte 		va_start(ap, msg);
60*fcf3ce44SJohn Forte 		(void) snprintf(header, MAX_LOG_LEN, "%s: %s: %s",
61*fcf3ce44SJohn Forte 		    "iSNS Daemon", routine, msg);
62*fcf3ce44SJohn Forte 
63*fcf3ce44SJohn Forte 		/* LINTED E_SEC_PRINTF_VAR_FMT */
64*fcf3ce44SJohn Forte 		(void) vsnprintf(message, MAX_LOG_LEN, header, ap);
65*fcf3ce44SJohn Forte 		/* LINTED E_SEC_PRINTF_VAR_FMT */
66*fcf3ce44SJohn Forte 		syslog(LOG_DAEMON | level, message);
67*fcf3ce44SJohn Forte 
68*fcf3ce44SJohn Forte 		va_end(ap);
69*fcf3ce44SJohn Forte 	}
70*fcf3ce44SJohn Forte 
71*fcf3ce44SJohn Forte 	errno = oldErrno;
72*fcf3ce44SJohn Forte }