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
callbackExtensionEvent(jvmtiEnv * jvmti,...)39 callbackExtensionEvent(jvmtiEnv* jvmti, ...) {
40 NSK_DISPLAY0(" event: callbackExtensionEvent\n");
41 }
42
43 /** Check extension events. */
checkExtensions(jvmtiEnv * jvmti,const char phase[])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
agentProc(jvmtiEnv * jvmti,JNIEnv * jni,void * arg)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
Agent_OnLoad_setextevent001(JavaVM * jvm,char * options,void * reserved)122 JNIEXPORT jint JNICALL Agent_OnLoad_setextevent001(JavaVM *jvm, char *options, void *reserved) {
123 return Agent_Initialize(jvm, options, reserved);
124 }
Agent_OnAttach_setextevent001(JavaVM * jvm,char * options,void * reserved)125 JNIEXPORT jint JNICALL Agent_OnAttach_setextevent001(JavaVM *jvm, char *options, void *reserved) {
126 return Agent_Initialize(jvm, options, reserved);
127 }
JNI_OnLoad_setextevent001(JavaVM * jvm,char * options,void * reserved)128 JNIEXPORT jint JNI_OnLoad_setextevent001(JavaVM *jvm, char *options, void *reserved) {
129 return JNI_VERSION_1_8;
130 }
131 #endif
Agent_Initialize(JavaVM * jvm,char * options,void * reserved)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 }
160