xref: /onnv-gate/usr/src/cmd/pools/poold/libjsyslog/jsyslog.c (revision 0:68f95e015346)
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 2003 Sun Microsystems, Inc.  All rights reserved.
24*0Sstevel@tonic-gate  * Use is subject to license terms.
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 <stddef.h>
30*0Sstevel@tonic-gate #include <assert.h>
31*0Sstevel@tonic-gate #include <string.h>
32*0Sstevel@tonic-gate #include <syslog.h>
33*0Sstevel@tonic-gate 
34*0Sstevel@tonic-gate #include "jsyslog.h"
35*0Sstevel@tonic-gate 
36*0Sstevel@tonic-gate #define	ILL_ARG_EX_CLASS_DESC	"java/lang/IllegalArgumentException"
37*0Sstevel@tonic-gate #define	THROWABLE_CLASS_DESC	"java/lang/Throwable"
38*0Sstevel@tonic-gate 
39*0Sstevel@tonic-gate #define	CLASS_FIELD_DESC(class_desc)	"L" class_desc ";"
40*0Sstevel@tonic-gate 
41*0Sstevel@tonic-gate /*
42*0Sstevel@tonic-gate  * syslog(3c) ident string
43*0Sstevel@tonic-gate  */
44*0Sstevel@tonic-gate static char jsyslog_ident[32];
45*0Sstevel@tonic-gate 
46*0Sstevel@tonic-gate /*
47*0Sstevel@tonic-gate  * Log the given message with the given severity.
48*0Sstevel@tonic-gate  */
49*0Sstevel@tonic-gate /*ARGSUSED*/
50*0Sstevel@tonic-gate JNIEXPORT void JNICALL
Java_com_sun_solaris_service_logging_SyslogHandler_syslog(JNIEnv * env,jclass clazz,jint severity,jstring messageObj)51*0Sstevel@tonic-gate Java_com_sun_solaris_service_logging_SyslogHandler_syslog(JNIEnv *env,
52*0Sstevel@tonic-gate     jclass clazz, jint severity, jstring messageObj)
53*0Sstevel@tonic-gate {
54*0Sstevel@tonic-gate 	const char *message;
55*0Sstevel@tonic-gate 
56*0Sstevel@tonic-gate 	if (messageObj == NULL) {
57*0Sstevel@tonic-gate 		jclass exceptionClass;
58*0Sstevel@tonic-gate 
59*0Sstevel@tonic-gate 		if (!(exceptionClass = (*env)->FindClass(env,
60*0Sstevel@tonic-gate 		    ILL_ARG_EX_CLASS_DESC)))
61*0Sstevel@tonic-gate 			return; /* exception thrown */
62*0Sstevel@tonic-gate 		(*env)->Throw(env, (*env)->NewObject(env, exceptionClass,
63*0Sstevel@tonic-gate 		    (*env)->GetStaticMethodID(env, exceptionClass, "<init>",
64*0Sstevel@tonic-gate 		    "()" CLASS_FIELD_DESC(THROWABLE_CLASS_DESC))));
65*0Sstevel@tonic-gate 		return;
66*0Sstevel@tonic-gate 	}
67*0Sstevel@tonic-gate 
68*0Sstevel@tonic-gate 	if (!(message = (*env)->GetStringUTFChars(env, messageObj, NULL)))
69*0Sstevel@tonic-gate 		return; /* exception thrown */
70*0Sstevel@tonic-gate 	syslog(severity, "%s", message);
71*0Sstevel@tonic-gate 	(*env)->ReleaseStringUTFChars(env, messageObj, message);
72*0Sstevel@tonic-gate }
73*0Sstevel@tonic-gate 
74*0Sstevel@tonic-gate /*
75*0Sstevel@tonic-gate  * Invoke openlog(3c).
76*0Sstevel@tonic-gate  */
77*0Sstevel@tonic-gate /*ARGSUSED*/
78*0Sstevel@tonic-gate JNIEXPORT void JNICALL
Java_com_sun_solaris_service_logging_SyslogHandler_openlog(JNIEnv * env,jclass clazz,jstring identObj,jint logopt,jint facility)79*0Sstevel@tonic-gate Java_com_sun_solaris_service_logging_SyslogHandler_openlog(JNIEnv *env,
80*0Sstevel@tonic-gate     jclass clazz, jstring identObj, jint logopt, jint facility)
81*0Sstevel@tonic-gate {
82*0Sstevel@tonic-gate 	const char *ident;
83*0Sstevel@tonic-gate 
84*0Sstevel@tonic-gate 	if (identObj == NULL) {
85*0Sstevel@tonic-gate 		jclass exceptionClass;
86*0Sstevel@tonic-gate 
87*0Sstevel@tonic-gate 		if (!(exceptionClass = (*env)->FindClass(env,
88*0Sstevel@tonic-gate 		    ILL_ARG_EX_CLASS_DESC)))
89*0Sstevel@tonic-gate 			return; /* exception thrown */
90*0Sstevel@tonic-gate 		(*env)->Throw(env, (*env)->NewObject(env, exceptionClass,
91*0Sstevel@tonic-gate 		    (*env)->GetStaticMethodID(env, exceptionClass, "<init>",
92*0Sstevel@tonic-gate 		    "()" CLASS_FIELD_DESC(THROWABLE_CLASS_DESC))));
93*0Sstevel@tonic-gate 		return;
94*0Sstevel@tonic-gate 	}
95*0Sstevel@tonic-gate 
96*0Sstevel@tonic-gate 	if (!(ident = (*env)->GetStringUTFChars(env, identObj, NULL)))
97*0Sstevel@tonic-gate 		return; /* exception thrown */
98*0Sstevel@tonic-gate 	(void) strlcpy(jsyslog_ident, ident, sizeof (jsyslog_ident));
99*0Sstevel@tonic-gate 	openlog(jsyslog_ident, logopt, facility);
100*0Sstevel@tonic-gate 
101*0Sstevel@tonic-gate 	(*env)->ReleaseStringUTFChars(env, identObj, ident);
102*0Sstevel@tonic-gate }
103*0Sstevel@tonic-gate 
104*0Sstevel@tonic-gate /*
105*0Sstevel@tonic-gate  * Invoke closelog(3c).
106*0Sstevel@tonic-gate  */
107*0Sstevel@tonic-gate /*ARGSUSED*/
108*0Sstevel@tonic-gate JNIEXPORT void JNICALL
Java_com_sun_solaris_service_logging_SyslogHandler_closelog(JNIEnv * env,jclass clazz)109*0Sstevel@tonic-gate Java_com_sun_solaris_service_logging_SyslogHandler_closelog(JNIEnv *env,
110*0Sstevel@tonic-gate     jclass clazz)
111*0Sstevel@tonic-gate {
112*0Sstevel@tonic-gate 	closelog();
113*0Sstevel@tonic-gate }
114