1 /* 2 * Copyright (c) 2003, 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 <string.h> 25 #include "jvmti.h" 26 #include "agent_common.h" 27 #include "jni_tools.h" 28 #include "jvmti_tools.h" 29 30 extern "C" { 31 32 /* ============================================================================= */ 33 34 static jlong timeout = 0; 35 36 /* ============================================================================= */ 37 38 static void JNICALL 39 callbackExtensionEvent(jvmtiEnv* jvmti, ... ) { 40 NSK_DISPLAY0(" event: callbackExtensionEvent\n"); 41 } 42 43 /** Check extension events. */ 44 static int checkExtensions(jvmtiEnv* jvmti, const char phase[]) { 45 int success = NSK_TRUE; 46 jint extCount = 0; 47 jvmtiExtensionEventInfo* extList = NULL; 48 int i; 49 50 NSK_DISPLAY0("Get extension events list\n"); 51 if (!NSK_JVMTI_VERIFY(jvmti->GetExtensionEvents(&extCount, &extList))) { 52 return NSK_FALSE; 53 } 54 NSK_DISPLAY1(" ... got count: %d\n", (int)extCount); 55 NSK_DISPLAY1(" ... got list: 0x%p\n", (void*)extList); 56 57 if (extCount <= 0) { 58 NSK_DISPLAY1("# WARNING: No extension events implemented to check: %d\n", extCount); 59 } else { 60 61 if (!NSK_VERIFY(extList != NULL)) 62 return NSK_FALSE; 63 64 NSK_DISPLAY1("Set/clear callback for each extension event: %d events\n", (int)extCount); 65 for (i = 0; i < extCount; i++) { 66 NSK_DISPLAY1(" event #%d:\n", i); 67 NSK_DISPLAY1(" event_index: %d\n", (int)extList[i].extension_event_index); 68 NSK_DISPLAY1(" id: \"%s\"\n", nsk_null_string(extList[i].id)); 69 NSK_DISPLAY1(" short_desc: \"%s\"\n", nsk_null_string(extList[i].short_description)); 70 NSK_DISPLAY1(" param_count: %d\n", (int)extList[i].param_count); 71 72 NSK_DISPLAY1(" ... setting callback: 0x%p\n", (void*)callbackExtensionEvent); 73 if (!NSK_JVMTI_VERIFY( 74 jvmti->SetExtensionEventCallback(extList[i].extension_event_index, callbackExtensionEvent))) { 75 success = NSK_FALSE; 76 } 77 NSK_DISPLAY0(" ... done\n"); 78 79 NSK_DISPLAY1(" ... clearing callback: 0x%p\n", (void*)NULL); 80 if (!NSK_JVMTI_VERIFY( 81 jvmti->SetExtensionEventCallback(extList[i].extension_event_index, NULL))) { 82 success = NSK_FALSE; 83 } 84 NSK_DISPLAY0(" ... done\n"); 85 } 86 } 87 88 NSK_DISPLAY1("Deallocate extension events list: 0x%p\n", (void*)extList); 89 if (!NSK_JVMTI_VERIFY(jvmti->Deallocate((unsigned char*)extList))) { 90 return NSK_FALSE; 91 } 92 NSK_DISPLAY0(" ... deallocated\n"); 93 94 return success; 95 } 96 97 /* ============================================================================= */ 98 99 /** Agent algorithm. */ 100 static void JNICALL 101 agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) { 102 NSK_DISPLAY0("Wait for debugee class ready\n"); 103 if (!NSK_VERIFY(nsk_jvmti_waitForSync(timeout))) 104 return; 105 106 NSK_DISPLAY0(">>> Testcase #2: Check setting extension event callbacks in live phase\n"); 107 { 108 if (!checkExtensions(jvmti, "live")) { 109 nsk_jvmti_setFailStatus(); 110 } 111 } 112 113 NSK_DISPLAY0("Let debugee to finish\n"); 114 if (!NSK_VERIFY(nsk_jvmti_resumeSync())) 115 return; 116 } 117 118 /* ============================================================================= */ 119 120 /** Agent library initialization. */ 121 #ifdef STATIC_BUILD 122 JNIEXPORT jint JNICALL Agent_OnLoad_setextevent001(JavaVM *jvm, char *options, void *reserved) { 123 return Agent_Initialize(jvm, options, reserved); 124 } 125 JNIEXPORT jint JNICALL Agent_OnAttach_setextevent001(JavaVM *jvm, char *options, void *reserved) { 126 return Agent_Initialize(jvm, options, reserved); 127 } 128 JNIEXPORT jint JNI_OnLoad_setextevent001(JavaVM *jvm, char *options, void *reserved) { 129 return JNI_VERSION_1_8; 130 } 131 #endif 132 jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { 133 jvmtiEnv* jvmti = NULL; 134 135 if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) 136 return JNI_ERR; 137 138 timeout = nsk_jvmti_getWaitTime() * 60 * 1000; 139 140 if (!NSK_VERIFY((jvmti = 141 nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) 142 return JNI_ERR; 143 144 NSK_DISPLAY0(">>> Testcase #1: Check setting extension event callbacks in OnLoad phase\n"); 145 { 146 if (!checkExtensions(jvmti, "OnLoad")) { 147 nsk_jvmti_setFailStatus(); 148 } 149 } 150 151 if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL))) 152 return JNI_ERR; 153 154 return JNI_OK; 155 } 156 157 /* ============================================================================= */ 158 159 }