1 /*
   2  * Copyright (c) 2004, 2018, 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.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 #include <stdlib.h>
  25 #include <string.h>
  26 #include "jni_tools.h"
  27 #include "agent_common.h"
  28 #include "jvmti_tools.h"
  29 
  30 extern "C" {
  31 
  32 /* ========================================================================== */
  33 
  34 /* scaffold objects */
  35 static jlong timeout = 0;
  36 
  37 /* test objects */
  38 static jrawMonitorID access_lock;
  39 static jvmtiPhase phase;
  40 static const char* setVerboseMode = NULL;
  41 
  42 /* ========================================================================== */
  43 
  44 /* agent library initialization */
  45 #ifdef STATIC_BUILD
  46 JNIEXPORT jint JNICALL Agent_OnLoad_gf08t003(JavaVM *jvm, char *options, void *reserved) {
  47     return Agent_Initialize(jvm, options, reserved);
  48 }
  49 JNIEXPORT jint JNICALL Agent_OnAttach_gf08t003(JavaVM *jvm, char *options, void *reserved) {
  50     return Agent_Initialize(jvm, options, reserved);
  51 }
  52 JNIEXPORT jint JNI_OnLoad_gf08t003(JavaVM *jvm, char *options, void *reserved) {
  53     return JNI_VERSION_1_8;
  54 }
  55 #endif
  56 jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
  57     jvmtiEnv *jvmti = NULL;
  58 
  59     /* init framework and parse options */
  60     if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
  61         return JNI_ERR;
  62 
  63     timeout = nsk_jvmti_getWaitTime() * 60000;
  64 
  65     /* create JVMTI environment */
  66     if (!NSK_VERIFY((jvmti =
  67             nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))
  68         return JNI_ERR;
  69 
  70     setVerboseMode = nsk_jvmti_findOptionStringValue("setVerboseMode", NULL);
  71 
  72     if (strcmp(setVerboseMode, "y") == 0 || strcmp(setVerboseMode, "yes") == 0) {
  73         if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_JNI, JNI_TRUE))) {
  74             return JNI_ERR;
  75         } else {
  76             NSK_DISPLAY0("JVMTI_VERBOSE_JNI mode has been set.\n");
  77         }
  78     }
  79 
  80     return JNI_OK;
  81 }
  82 
  83 /* ========================================================================== */
  84 
  85 }