1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2003 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #pragma ident "%Z%%M% %I% %E% SMI" 28 29 #include <stddef.h> 30 #include <assert.h> 31 #include <string.h> 32 #include <syslog.h> 33 34 #include "jsyslog.h" 35 36 #define ILL_ARG_EX_CLASS_DESC "java/lang/IllegalArgumentException" 37 #define THROWABLE_CLASS_DESC "java/lang/Throwable" 38 39 #define CLASS_FIELD_DESC(class_desc) "L" class_desc ";" 40 41 /* 42 * syslog(3c) ident string 43 */ 44 static char jsyslog_ident[32]; 45 46 /* 47 * Log the given message with the given severity. 48 */ 49 /*ARGSUSED*/ 50 JNIEXPORT void JNICALL 51 Java_com_sun_solaris_service_logging_SyslogHandler_syslog(JNIEnv *env, 52 jclass clazz, jint severity, jstring messageObj) 53 { 54 const char *message; 55 56 if (messageObj == NULL) { 57 jclass exceptionClass; 58 59 if (!(exceptionClass = (*env)->FindClass(env, 60 ILL_ARG_EX_CLASS_DESC))) 61 return; /* exception thrown */ 62 (*env)->Throw(env, (*env)->NewObject(env, exceptionClass, 63 (*env)->GetStaticMethodID(env, exceptionClass, "<init>", 64 "()" CLASS_FIELD_DESC(THROWABLE_CLASS_DESC)))); 65 return; 66 } 67 68 if (!(message = (*env)->GetStringUTFChars(env, messageObj, NULL))) 69 return; /* exception thrown */ 70 syslog(severity, "%s", message); 71 (*env)->ReleaseStringUTFChars(env, messageObj, message); 72 } 73 74 /* 75 * Invoke openlog(3c). 76 */ 77 /*ARGSUSED*/ 78 JNIEXPORT void JNICALL 79 Java_com_sun_solaris_service_logging_SyslogHandler_openlog(JNIEnv *env, 80 jclass clazz, jstring identObj, jint logopt, jint facility) 81 { 82 const char *ident; 83 84 if (identObj == NULL) { 85 jclass exceptionClass; 86 87 if (!(exceptionClass = (*env)->FindClass(env, 88 ILL_ARG_EX_CLASS_DESC))) 89 return; /* exception thrown */ 90 (*env)->Throw(env, (*env)->NewObject(env, exceptionClass, 91 (*env)->GetStaticMethodID(env, exceptionClass, "<init>", 92 "()" CLASS_FIELD_DESC(THROWABLE_CLASS_DESC)))); 93 return; 94 } 95 96 if (!(ident = (*env)->GetStringUTFChars(env, identObj, NULL))) 97 return; /* exception thrown */ 98 (void) strlcpy(jsyslog_ident, ident, sizeof (jsyslog_ident)); 99 openlog(jsyslog_ident, logopt, facility); 100 101 (*env)->ReleaseStringUTFChars(env, identObj, ident); 102 } 103 104 /* 105 * Invoke closelog(3c). 106 */ 107 /*ARGSUSED*/ 108 JNIEXPORT void JNICALL 109 Java_com_sun_solaris_service_logging_SyslogHandler_closelog(JNIEnv *env, 110 jclass clazz) 111 { 112 closelog(); 113 } 114