| /* |
| * Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <jvmti.h> |
| #include "agent_common.h" |
| |
| #include "nsk_tools.h" |
| #include "JVMTITools.h" |
| #include "jvmti_tools.h" |
| #include "jni_tools.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| #define STATUS_FAILED 2 |
| #define PASSED 0 |
| |
| #define MEM_SIZE 1024 |
| |
| static jvmtiEnv *jvmti = NULL; |
| static jvmtiEventCallbacks callbacks; |
| static jvmtiCapabilities caps; |
| |
| static volatile jint result = PASSED; |
| static volatile int objfree = 0; |
| |
| unsigned char *mem; |
| |
| typedef struct _LocalStorage { |
| unsigned char data[MEM_SIZE]; |
| } LocalStorage; |
| |
| static LocalStorage stor; |
| |
| static void rawMonitorFunc(jvmtiEnv *jvmti_env, const char *msg) { |
| jrawMonitorID _lock; |
| |
| NSK_DISPLAY1("%s: creating a raw monitor ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(CreateRawMonitor, |
| jvmti_env, "_lock", &_lock))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to create a raw monitor\n\n", |
| msg); |
| return; |
| } |
| NSK_DISPLAY1("CHECK PASSED: %s: raw monitor created\n", |
| msg); |
| |
| NSK_DISPLAY1("%s: entering the raw monitor ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorEnter, |
| jvmti_env, _lock))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to enter the raw monitor\n\n", |
| msg); |
| } |
| else { |
| NSK_DISPLAY1("CHECK PASSED: %s: the raw monitor entered\n", |
| msg); |
| |
| NSK_DISPLAY1("%s: waiting the raw monitor ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(RawMonitorWait, |
| jvmti_env, _lock, (jlong)10))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to wait the raw monitor\n\n", |
| msg); |
| } |
| NSK_DISPLAY1("CHECK PASSED: %s: the raw monitor waited\n", |
| msg); |
| |
| |
| NSK_DISPLAY1("%s: notifying a single thread waiting on the raw monitor ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorNotify, |
| jvmti_env, _lock))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to notify single thread\n\n", |
| msg); |
| } |
| NSK_DISPLAY1("CHECK PASSED: %s: single thread notified\n", |
| msg); |
| |
| |
| NSK_DISPLAY1("%s: notifying all threads waiting on the raw monitor ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorNotifyAll, |
| jvmti_env, _lock))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to notify all threads\n\n", |
| msg); |
| } |
| NSK_DISPLAY1("CHECK PASSED: %s: all threads notified\n", |
| msg); |
| |
| |
| NSK_DISPLAY1("%s: exiting the raw monitor ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, |
| jvmti_env, _lock))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to exit the raw monitor\n\n", |
| msg); |
| } |
| NSK_DISPLAY1("CHECK PASSED: %s: the raw monitor exited\n", |
| msg); |
| } |
| |
| NSK_DISPLAY1("%s: destroying the raw monitor ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(DestroyRawMonitor, |
| jvmti_env, _lock))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to destroy a raw monitor\n", |
| msg); |
| return; |
| } |
| NSK_DISPLAY1("CHECK PASSED: %s: the raw monitor destroyed\n", |
| msg); |
| } |
| |
| static void memoryFunc(jvmtiEnv *jvmti_env, const char *msg) { |
| NSK_DISPLAY1("%s: allocating memory ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(Allocate, |
| jvmti_env, MEM_SIZE, &mem))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to allocate memory\n\n", |
| msg); |
| return; |
| } |
| else |
| NSK_DISPLAY1("CHECK PASSED: %s: memory has been allocated successfully\n", |
| msg); |
| |
| NSK_DISPLAY1("%s: deallocating memory ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(Deallocate, |
| jvmti_env, mem))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to deallocate memory\n\n", |
| msg); |
| } |
| else |
| NSK_DISPLAY1("CHECK PASSED: %s: memory has been deallocated successfully\n", |
| msg); |
| } |
| |
| static void envStorageFunc(jvmtiEnv *jvmti_env, const char *msg) { |
| LocalStorage* obtainedData = NULL; |
| LocalStorage* storedData = &stor; |
| |
| NSK_DISPLAY2("%s: setting an environment local storage 0x%p ...\n", |
| msg, (void*) &stor); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(SetEnvironmentLocalStorage, |
| jvmti_env, (const void*) &stor))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to set an environment local storage\n\n", |
| msg); |
| return; |
| } |
| else |
| NSK_DISPLAY1("CHECK PASSED: %s: environment local storage has been set successfully\n", |
| msg); |
| |
| NSK_DISPLAY1("%s: getting an environment local storage ...\n", |
| msg); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetEnvironmentLocalStorage, |
| jvmti_env, (void**) &obtainedData))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: %s: unable to get an environment local storage\n\n", |
| msg); |
| return; |
| } |
| else { |
| if (obtainedData != storedData) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN3("TEST FAILED: %s: obtained an environment local storage has unexpected pointer:\n\ |
| got: 0x%p\texpected: 0x%p\n\n", |
| msg, (void*) obtainedData, (void*) storedData); |
| } |
| else |
| NSK_DISPLAY2("CHECK PASSED: %s: environment local storage 0x%p obtained successfully\n", |
| msg, (void*) obtainedData); |
| } |
| } |
| |
| /** callback functions **/ |
| void JNICALL |
| ObjectFree(jvmtiEnv *jvmti_env, jlong tag) { |
| NSK_DISPLAY0(">>>> ObjectFree event received\n"); |
| objfree++; |
| |
| if ((tag % 2) != 0) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: unexpected ObjectFree event for an object with unknown tag %ld\n", |
| (long) tag); |
| } |
| else |
| NSK_DISPLAY2("CHECK PASSED: ObjectFree event #%d received for the object previously tagged with %ld\n", |
| objfree, (long) tag); |
| |
| rawMonitorFunc(jvmti_env, "ObjectFree"); |
| memoryFunc(jvmti_env, "ObjectFree"); |
| envStorageFunc(jvmti_env, "ObjectFree"); |
| |
| NSK_DISPLAY0("<<<<\n\n"); |
| } |
| |
| void JNICALL |
| VMDeath(jvmtiEnv *jvmti_env, JNIEnv *env) { |
| NSK_DISPLAY0("VMDeath event received\n"); |
| |
| if (objfree == 0) |
| NSK_DISPLAY0("\nWarning: no ObjectFree events received,\n\tthe test has no results\n"); |
| |
| if (result == STATUS_FAILED) |
| exit(95 + STATUS_FAILED); |
| } |
| /************************/ |
| |
| JNIEXPORT void JNICALL |
| Java_nsk_jvmti_ObjectFree_objfree002_setTag( |
| JNIEnv *env, jobject obj, jobject objToTag, jint num) { |
| if ((num % 2) == 0) { |
| NSK_DISPLAY2("Setting the tag \"%ld\" for object #%d\n", |
| (long) num, num); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(SetTag, |
| jvmti, objToTag, (jlong) num))) { |
| result = STATUS_FAILED; |
| NSK_COMPLAIN1("TEST FAILED: unable to set tag for object #%d\n", |
| num); |
| } |
| } |
| else |
| NSK_DISPLAY1("Skipping object #%d from tagging\n", |
| num); |
| } |
| |
| JNIEXPORT jint JNICALL |
| Java_nsk_jvmti_ObjectFree_objfree002_check( |
| JNIEnv *env, jobject obj) { |
| return result; |
| } |
| |
| #ifdef STATIC_BUILD |
| JNIEXPORT jint JNICALL Agent_OnLoad_objfree002(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNICALL Agent_OnAttach_objfree002(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNI_OnLoad_objfree002(JavaVM *jvm, char *options, void *reserved) { |
| return JNI_VERSION_1_8; |
| } |
| #endif |
| jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { |
| /* init framework and parse options */ |
| if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) |
| return JNI_ERR; |
| |
| /* create JVMTI environment */ |
| if (!NSK_VERIFY((jvmti = |
| nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) |
| return JNI_ERR; |
| |
| /* add capability to generate compiled method events */ |
| memset(&caps, 0, sizeof(jvmtiCapabilities)); |
| caps.can_generate_object_free_events = 1; |
| caps.can_tag_objects = 1; |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities, |
| jvmti, &caps))) |
| return JNI_ERR; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetCapabilities, |
| jvmti, &caps))) |
| return JNI_ERR; |
| |
| if (!caps.can_generate_object_free_events) |
| NSK_DISPLAY0("Warning: generation of object free events is not implemented\n"); |
| if (!caps.can_tag_objects) |
| NSK_DISPLAY0("Warning: tagging objects is not implemented\n"); |
| |
| /* set event callback */ |
| NSK_DISPLAY0("setting event callbacks ...\n"); |
| (void) memset(&callbacks, 0, sizeof(callbacks)); |
| callbacks.VMDeath = &VMDeath; |
| callbacks.ObjectFree = &ObjectFree; |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(SetEventCallbacks, |
| jvmti, &callbacks, sizeof(callbacks)))) |
| return JNI_ERR; |
| |
| NSK_DISPLAY0("setting event callbacks done\nenabling JVMTI events ...\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode, |
| jvmti, JVMTI_ENABLE, JVMTI_EVENT_VM_DEATH, NULL))) |
| return JNI_ERR; |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode, |
| jvmti, JVMTI_ENABLE, JVMTI_EVENT_OBJECT_FREE, NULL))) |
| return JNI_ERR; |
| NSK_DISPLAY0("enabling the events done\n\n"); |
| |
| return JNI_OK; |
| } |
| |
| #ifdef __cplusplus |
| } |
| #endif |
