1 /* 2 * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 /* 27 * Copyright 2003 Wily Technology, Inc. 28 */ 29 30 #ifndef _UTILITIES_H_ 31 #define _UTILITIES_H_ 32 33 #include <jni.h> 34 #include <jvmti.h> 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 /* 41 * This module provides various simple JNI and JVMTI utility functionality. 42 */ 43 44 /* 45 * This allocate must be paired with this deallocate. Used for our own working buffers. 46 * Implementation may vary. 47 */ 48 extern void * 49 allocate(jvmtiEnv * jvmtienv, size_t bytecount); 50 51 extern void 52 deallocate(jvmtiEnv * jvmtienv, void * buffer); 53 54 55 /* 56 * Misc. JNI support 57 */ 58 /* convenience wrapper around JNI instanceOf */ 59 extern jboolean 60 isInstanceofClassName( JNIEnv* jnienv, 61 jobject instance, 62 const char* className); 63 64 65 /* calling this stops the JVM and does not return */ 66 extern void 67 abortJVM( JNIEnv * jnienv, 68 const char * message); 69 70 71 #ifdef __cplusplus 72 } /* extern "C" */ 73 #endif /* __cplusplus */ 74 75 76 #endif