1 /*

     2  * Copyright (c) 2008, 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 #ifndef _JVM_SYMBOLS_H

    27 #define _JVM_SYMBOLS_H

    28 

    29 #include "jvm.h"

    30 

    31 typedef jint (JNICALL* GetVersion_t)(JNIEnv*);

    32 typedef jboolean (JNICALL *IsSupported_t)(JNIEnv*);

    33 typedef jlong (JNICALL* Activate_t)(

    34     JNIEnv*, jint, jstring, jint, JVM_DTraceProvider*);

    35 typedef void (JNICALL *Dispose_t)(JNIEnv*, jlong);

    36 typedef jboolean (JNICALL *IsProbeEnabled_t)(JNIEnv*, jmethodID);

    37 

    38 typedef struct {

    39     GetVersion_t     GetVersion;

    40     IsSupported_t    IsSupported;

    41     Activate_t       Activate;

    42     Dispose_t        Dispose;

    43     IsProbeEnabled_t IsProbeEnabled;

    44 } JvmSymbols;

    45 

    46 // Platform-dependent implementation.

    47 // Returns NULL if the symbols are not found

    48 extern JvmSymbols* lookupJvmSymbols();

    49 

    50 #endif // def _JVM_SYMBOLS_H