143 lines
4.6 KiB
C
143 lines
4.6 KiB
C
/*
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* Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <jvmti.h>
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#include "agent_common.h"
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#include "nsk_tools.h"
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#include "JVMTITools.h"
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#include "jvmti_tools.h"
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#include "jni_tools.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define STATUS_FAILED 2
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#define PASSED 0
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static volatile jint result = PASSED;
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static volatile long wrongStepEv = 0;
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static jvmtiEnv *jvmti = NULL;
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static jvmtiEventCallbacks callbacks;
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static jvmtiCapabilities caps;
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/** callback functions **/
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void JNICALL
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SingleStep(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread,
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jmethodID method, jlocation location) {
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jvmtiPhase phase;
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if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase,
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jvmti_env, &phase))) {
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result = STATUS_FAILED;
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NSK_COMPLAIN0("TEST FAILED: unable to obtain phase of the VM execution during SingleStep callback\n\n");
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}
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else {
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if (phase != JVMTI_PHASE_LIVE) {
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wrongStepEv++;
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result = STATUS_FAILED;
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NSK_COMPLAIN1("TEST FAILED: SingleStep event received during non-live phase %s\n",
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TranslatePhase(phase));
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}
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}
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}
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void JNICALL
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VMDeath(jvmtiEnv *jvmti_env, JNIEnv *env) {
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NSK_DISPLAY0("VMDeath event received\n");
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if (wrongStepEv != 0)
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NSK_COMPLAIN1("TEST FAILED: there are %d SingleStep events\n\
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sent during non-live phase of the VM execution\n",
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wrongStepEv);
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if (result == STATUS_FAILED)
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exit(95 + STATUS_FAILED);
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}
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/************************/
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#ifdef STATIC_BUILD
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JNIEXPORT jint JNICALL Agent_OnLoad_singlestep002(JavaVM *jvm, char *options, void *reserved) {
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return Agent_Initialize(jvm, options, reserved);
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}
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JNIEXPORT jint JNICALL Agent_OnAttach_singlestep002(JavaVM *jvm, char *options, void *reserved) {
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return Agent_Initialize(jvm, options, reserved);
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}
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JNIEXPORT jint JNI_OnLoad_singlestep002(JavaVM *jvm, char *options, void *reserved) {
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return JNI_VERSION_1_8;
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}
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#endif
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jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
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/* init framework and parse options */
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if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
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return JNI_ERR;
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/* create JVMTI environment */
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if (!NSK_VERIFY((jvmti =
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nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))
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return JNI_ERR;
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/* add capability to generate compiled method events */
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memset(&caps, 0, sizeof(jvmtiCapabilities));
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caps.can_generate_single_step_events = 1;
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if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities,
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jvmti, &caps)))
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return JNI_ERR;
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if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetCapabilities,
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jvmti, &caps)))
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return JNI_ERR;
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if (!caps.can_generate_single_step_events)
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NSK_DISPLAY0("Warning: generation of single step events is not implemented\n");
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/* set event callback */
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NSK_DISPLAY0("setting event callbacks ...\n");
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(void) memset(&callbacks, 0, sizeof(callbacks));
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callbacks.SingleStep = &SingleStep;
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callbacks.VMDeath = &VMDeath;
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if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB3(SetEventCallbacks,
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jvmti, &callbacks, sizeof(callbacks))))
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return JNI_ERR;
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NSK_DISPLAY0("setting event callbacks done\nenabling JVMTI events ...\n");
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if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode,
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jvmti, JVMTI_ENABLE, JVMTI_EVENT_SINGLE_STEP, NULL)))
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return JNI_ERR;
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if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode,
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jvmti, JVMTI_ENABLE, JVMTI_EVENT_VM_DEATH, NULL)))
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return JNI_ERR;
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NSK_DISPLAY0("enabling the events done\n\n");
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return JNI_OK;
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}
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#ifdef __cplusplus
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}
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#endif
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