/* * 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 #include #include "jni_tools.h" #include "agent_common.h" #include "jvmti_tools.h" extern "C" { /* ========================================================================== */ /* scaffold objects */ static jlong timeout = 0; /* test objects */ static jrawMonitorID access_lock; static jvmtiPhase phase; /* ========================================================================== */ /* Check SetVerboseFlag function */ static int checkSetVerboseFlag(jvmtiEnv *jvmti) { if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_OTHER, JNI_TRUE))) return NSK_FALSE; if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_OTHER, JNI_FALSE))) return NSK_FALSE; if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_GC, JNI_TRUE))) return NSK_FALSE; if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_GC, JNI_FALSE))) return NSK_FALSE; if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_CLASS, JNI_TRUE))) return NSK_FALSE; if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_CLASS, JNI_FALSE))) return NSK_FALSE; if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_JNI, JNI_TRUE))) return NSK_FALSE; if (!NSK_JVMTI_VERIFY(jvmti->SetVerboseFlag(JVMTI_VERBOSE_JNI, JNI_FALSE))) return NSK_FALSE; return NSK_TRUE; } /* ========================================================================== */ void JNICALL VMInit(jvmtiEnv *jvmti, JNIEnv* jni, jthread thread) { if (!NSK_JVMTI_VERIFY(jvmti->GetPhase(&phase))) nsk_jvmti_setFailStatus(); NSK_DISPLAY1("Phase: %s\n", TranslatePhase(phase)); /* testcase #3: check SetVerboseFlag in VMInit */ NSK_DISPLAY0("Testcase #3: check SetVerboseFlag in VMInit\n"); if (!checkSetVerboseFlag(jvmti)) nsk_jvmti_setFailStatus(); } void JNICALL ClassFileLoadHook(jvmtiEnv *jvmti, JNIEnv *jni, jclass class_being_redefined, jobject loader, const char* name, jobject protection_domain, jint class_data_len, const unsigned char* class_data, jint* new_class_data_len, unsigned char** new_class_data) { jvmtiPhase curr_phase; if (!NSK_JVMTI_VERIFY(jvmti->RawMonitorEnter(access_lock))) nsk_jvmti_setFailStatus(); if (!NSK_JVMTI_VERIFY(jvmti->GetPhase(&curr_phase))) nsk_jvmti_setFailStatus(); if (phase != curr_phase) { phase = curr_phase; NSK_DISPLAY1("Phase: %s\n", TranslatePhase(phase)); /* testcase #2: check SetVerboseFlag in ClassFileLoadHook */ NSK_DISPLAY0("Testcase #2: check SetVerboseFlag in ClassFileLoadHook\n"); if (!checkSetVerboseFlag(jvmti)) nsk_jvmti_setFailStatus(); } if (!NSK_JVMTI_VERIFY(jvmti->RawMonitorExit(access_lock))) nsk_jvmti_setFailStatus(); } /* ========================================================================== */ /* agent algorithm */ static void JNICALL agentProc(jvmtiEnv *jvmti, JNIEnv* jni, void* arg) { /* wait for debuggee start */ if (!nsk_jvmti_waitForSync(timeout)) return; if (!NSK_JVMTI_VERIFY(jvmti->GetPhase(&phase))) nsk_jvmti_setFailStatus(); NSK_DISPLAY1("Phase: %s\n", TranslatePhase(phase)); /* testcase #4: check SetVerboseFlag in agentProc */ NSK_DISPLAY0("Testcase #4: check SetVerboseFlag in agentProc\n"); if (!checkSetVerboseFlag(jvmti)) nsk_jvmti_setFailStatus(); /* resume debugee after last sync */ if (!nsk_jvmti_resumeSync()) return; } /* ========================================================================== */ /* agent library initialization */ #ifdef STATIC_BUILD JNIEXPORT jint JNICALL Agent_OnLoad_setvrbflag001(JavaVM *jvm, char *options, void *reserved) { return Agent_Initialize(jvm, options, reserved); } JNIEXPORT jint JNICALL Agent_OnAttach_setvrbflag001(JavaVM *jvm, char *options, void *reserved) { return Agent_Initialize(jvm, options, reserved); } JNIEXPORT jint JNI_OnLoad_setvrbflag001(JavaVM *jvm, char *options, void *reserved) { return JNI_VERSION_1_8; } #endif jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { jvmtiEnv *jvmti = NULL; jvmtiEventCallbacks callbacks; /* init framework and parse options */ if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) return JNI_ERR; timeout = nsk_jvmti_getWaitTime() * 60000; NSK_DISPLAY1("Timeout: %d msc\n", (int)timeout); /* create JVMTI environment */ if (!NSK_VERIFY((jvmti = nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) return JNI_ERR; /* Create data access lock */ if (!NSK_JVMTI_VERIFY(jvmti->CreateRawMonitor("_access_lock", &access_lock))) return JNI_ERR; if (!NSK_JVMTI_VERIFY(jvmti->GetPhase(&phase))) return JNI_ERR; NSK_DISPLAY1("Phase: %s\n", TranslatePhase(phase)); /* testcase #1: check SetVerboseFlag in Agent_OnLoad */ NSK_DISPLAY0("Testcase #1: check SetVerboseFlag in Agent_OnLoad\n"); if (!checkSetVerboseFlag(jvmti)) nsk_jvmti_setFailStatus(); memset(&callbacks, 0, sizeof(callbacks)); callbacks.VMInit = &VMInit; callbacks.ClassFileLoadHook = &ClassFileLoadHook; if (!NSK_JVMTI_VERIFY(jvmti->SetEventCallbacks(&callbacks, sizeof(callbacks)))) return JNI_ERR; /* enable VMInit event */ if (!NSK_JVMTI_VERIFY( jvmti->SetEventNotificationMode(JVMTI_ENABLE, JVMTI_EVENT_VM_INIT, NULL))) return JNI_ERR; /* enable ClassFileLoadHook event */ if (!NSK_JVMTI_VERIFY( jvmti->SetEventNotificationMode(JVMTI_ENABLE, JVMTI_EVENT_CLASS_FILE_LOAD_HOOK, NULL))) return JNI_ERR; /* register agent proc and arg */ if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL))) return JNI_ERR; return JNI_OK; } /* ========================================================================== */ }