1 /* 2 * Copyright (c) 2003, 2015, 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 #include "jni_util.h" 36 37 #ifdef STATIC_BUILD 38 #define allocate instAllocate 39 #define deallocate instDeallocate 40 #endif 41 42 43 #ifdef __cplusplus 44 extern "C" { 45 #endif 46 47 /* 48 * This module provides various simple JNI and JVMTI utility functionality. 49 */ 50 51 /* 52 * This allocate must be paired with this deallocate. Used for our own working buffers. 53 * Implementation may vary. 54 */ 55 extern void * 56 allocate(jvmtiEnv * jvmtienv, size_t bytecount); 57 58 extern void 59 deallocate(jvmtiEnv * jvmtienv, void * buffer); 60 61 62 /* 63 * Misc. JNI support 64 */ 65 /* convenience wrapper around JNI instanceOf */ 66 extern jboolean 67 isInstanceofClassName( JNIEnv* jnienv, 68 jobject instance, 69 const char* className); 70 71 72 /* calling this stops the JVM and does not return */ 73 extern void 74 abortJVM( JNIEnv * jnienv, 75 const char * message); 76 77 78 #ifdef __cplusplus 79 } /* extern "C" */ 80 #endif /* __cplusplus */ 81 82 83 #endif