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