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 <stdio.h>
25 #include <string.h>
26 #include "jni_tools.h"
27 #include "agent_common.h"
28 #include "jvmti_tools.h"
29
30 extern "C" {
31
32 #define CAPABILITY can_get_source_file_name
33 #define CAPABILITY_STR "can_get_source_file_name"
34
35 /* The test checks capability can_get_source_file_name
36 * and correspondent functions:
37 * GetSourceFileName
38 *
39 * Testcases:
40 * 1. Check if GetPotentialCapabilities returns the capability
41 * 2. Add the capability during Onload phase
42 * 3. Check if GetCapabilities returns the capability
43 * 4. Relinquish the capability during Onload phase
44 * 5. Check if GetCapabilities does not return the capability
45 * 6. Add back the capability and check with GetCapabilities
46 * 7. Check that only correspondent function work and functions of
47 * other capabilities return JVMTI_ERROR_MUST_POSSESS_CAPABILITY
48 * 8. Check if VM exits well with the capability has not been relinquished
49 */
50
51 /* ========================================================================== */
52
53 /* scaffold objects */
54 static JNIEnv* jni = NULL;
55 static jvmtiEnv *jvmti = NULL;
56 static jlong timeout = 0;
57
58 /* test objects */
59 static jthread thread = NULL;
60 static jclass klass = NULL;
61 static jmethodID method = NULL;
62 static jfieldID field = NULL;
63
64 /* ========================================================================== */
65
66 static int prepare() {
67 const char* THREAD_NAME = "Debuggee Thread";
68 jvmtiThreadInfo info;
69 jthread *threads = NULL;
70 jint threads_count = 0;
71 int i;
72
73 NSK_DISPLAY0("Prepare: find tested thread\n");
74
75 /* get all live threads */
76 if (!NSK_JVMTI_VERIFY(jvmti->GetAllThreads(&threads_count, &threads)))
77 return NSK_FALSE;
78
79 if (!NSK_VERIFY(threads_count > 0 && threads != NULL))
80 return NSK_FALSE;
81
82 /* find tested thread */
83 for (i = 0; i < threads_count; i++) {
84 if (!NSK_VERIFY(threads[i] != NULL))
85 return NSK_FALSE;
86
87 /* get thread information */
88 if (!NSK_JVMTI_VERIFY(jvmti->GetThreadInfo(threads[i], &info)))
89 return NSK_FALSE;
90
91 NSK_DISPLAY3(" thread #%d (%s): %p\n", i, info.name, threads[i]);
92
93 /* find by name */
94 if (info.name != NULL && (strcmp(info.name, THREAD_NAME) == 0)) {
95 thread = threads[i];
96 }
97 }
98
99 /* deallocate threads list */
100 if (!NSK_JVMTI_VERIFY(jvmti->Deallocate((unsigned char*)threads)))
101 return NSK_FALSE;
102
103 /* get tested thread class */
104 if (!NSK_JNI_VERIFY(jni, (klass = jni->GetObjectClass(thread)) != NULL))
105 return NSK_FALSE;
106
107 /* get tested thread method 'run' */
108 if (!NSK_JNI_VERIFY(jni, (method = jni->GetMethodID(klass, "run", "()V")) != NULL))
109 return NSK_FALSE;
110
111 /* get tested thread field 'waitingMonitor' */
112 if (!NSK_JNI_VERIFY(jni, (field =
113 jni->GetFieldID(klass, "waitingMonitor", "Ljava/lang/Object;")) != NULL))
114 return NSK_FALSE;
115
116 return NSK_TRUE;
117 }
118
119 /* ========================================================================== */
120
121 /* Check "can_suspend" functions
122 */
123 static int checkSuspend() {
124 jvmtiError err;
125
126 NSK_DISPLAY0("Checking negative: SuspendThread\n");
127 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,jvmti->SuspendThread(thread)))
128 return NSK_FALSE;
129
130 NSK_DISPLAY0("Checking negative: ResumeThread\n");
131 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,jvmti->ResumeThread(thread)))
132 return NSK_FALSE;
133
134 NSK_DISPLAY0("Checking negative: SuspendThreadList\n");
135 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
136 jvmti->SuspendThreadList(1, &thread, &err)))
137 return NSK_FALSE;
138
139 NSK_DISPLAY0("Checking negative: ResumeThreadList\n");
140 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
141 jvmti->ResumeThreadList(1, &thread, &err)))
142 return NSK_FALSE;
143
144 return NSK_TRUE;
145 }
146
147 /* Check "can_signal_thread" functions
148 */
149 static int checkSignalThread() {
150 const char* THREAD_DEATH_CLASS_NAME = "java/lang/ThreadDeath";
151 const char* THREAD_DEATH_CTOR_NAME = "<init>";
152 const char* THREAD_DEATH_CTOR_SIGNATURE = "()V";
153 jclass cls = NULL;
154 jmethodID ctor = NULL;
155 jobject exception = NULL;
156
157 if (!NSK_JNI_VERIFY(jni, (cls = jni->FindClass(THREAD_DEATH_CLASS_NAME)) != NULL))
158 return NSK_FALSE;
159
160 if (!NSK_JNI_VERIFY(jni, (ctor =
161 jni->GetMethodID(cls, THREAD_DEATH_CTOR_NAME, THREAD_DEATH_CTOR_SIGNATURE)) != NULL))
162 return NSK_FALSE;
163
164 if (!NSK_JNI_VERIFY(jni, (exception = jni->NewObject(cls, ctor)) != NULL))
165 return NSK_FALSE;
166
167 NSK_DISPLAY0("Checking negative: StopThread\n");
168 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
169 jvmti->StopThread(thread, exception)))
170 return NSK_FALSE;
171
172 NSK_DISPLAY0("Checking negative: InterruptThread\n");
173 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,jvmti->InterruptThread(thread)))
174 return NSK_FALSE;
175
176 return NSK_TRUE;
177 }
178
179 /* Check "can_get_owned_monitor_info" function
180 */
181 static int checkGetOwnedMonitorInfo() {
182 jint count;
183 jobject *monitors = NULL;
184
185 NSK_DISPLAY0("Checking negative: GetOwnedMonitorInfo\n");
186 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
187 jvmti->GetOwnedMonitorInfo(thread, &count, &monitors)))
188 return NSK_FALSE;
189
190 return NSK_TRUE;
191 }
192
193 /* Check "can_get_current_contended_monitor" function
194 */
195 static int checkGetCurrentContendedMonitor() {
196 jobject monitor = NULL;
197
198 NSK_DISPLAY0("Checking negative: GetCurrentContendedMonitor\n");
199 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
200 jvmti->GetCurrentContendedMonitor(thread, &monitor)))
201 return NSK_FALSE;
202
203 return NSK_TRUE;
204 }
205
206 /* Check "can_pop_frame" function
207 */
208 static int checkPopFrame() {
209 NSK_DISPLAY0("Checking negative: PopFrame\n");
210 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,jvmti->PopFrame(thread)))
211 return NSK_FALSE;
212
213 return NSK_TRUE;
214 }
215
216 /* Check "can_tag_objects" functions
217 */
218
219 static jvmtiIterationControl JNICALL
220 HeapObject(jlong class_tag, jlong size, jlong *tag_ptr, void *user_data) {
221 return JVMTI_ITERATION_ABORT;
222 }
223
224 static jvmtiIterationControl JNICALL
225 HeapRoot(jvmtiHeapRootKind root_kind, jlong class_tag, jlong size,
226 jlong *tag_ptr, void *user_data) {
227 return JVMTI_ITERATION_ABORT;
228 }
229
230 static jvmtiIterationControl JNICALL
231 StackReference(jvmtiHeapRootKind root_kind, jlong class_tag, jlong size,
232 jlong *tag_ptr, jlong thread_tag, jint depth, jmethodID method,
233 jint slot, void *user_data) {
234 return JVMTI_ITERATION_ABORT;
235 }
236
237 static jvmtiIterationControl JNICALL
238 ObjectReference(jvmtiObjectReferenceKind reference_kind, jlong class_tag,
239 jlong size, jlong *tag_ptr, jlong referrer_tag,
240 jint referrer_index, void *user_data) {
241 return JVMTI_ITERATION_ABORT;
242 }
243
244 static int checkHeapFunctions() {
245 const jlong TAG_VALUE = (123456789L);
246 jlong tag;
247 jint count;
248 jobject *res_objects = NULL;
249 jlong *res_tags = NULL;
250 jint dummy_user_data = 0;
251
252 NSK_DISPLAY0("Checking negative: SetTag\n");
253 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
254 jvmti->SetTag(thread, TAG_VALUE)))
255 return NSK_FALSE;
256
257 NSK_DISPLAY0("Checking negative: GetTag\n");
258 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,jvmti->GetTag(thread, &tag)))
259 return NSK_FALSE;
260
261 NSK_DISPLAY0("Checking negative: GetObjectsWithTags\n");
262 tag = TAG_VALUE;
263 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
264 jvmti->GetObjectsWithTags(1, &tag, &count, &res_objects, &res_tags)))
265 return NSK_FALSE;
266
267 NSK_DISPLAY0("Checking negative: IterateOverHeap\n");
268 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
269 jvmti->IterateOverHeap(JVMTI_HEAP_OBJECT_TAGGED, HeapObject, &dummy_user_data)))
270 return NSK_FALSE;
271
272 NSK_DISPLAY0("Checking negative: IterateOverInstancesOfClass\n");
273 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
274 jvmti->IterateOverInstancesOfClass(klass,
275 JVMTI_HEAP_OBJECT_UNTAGGED,
276 HeapObject,
277 &dummy_user_data)))
278 return NSK_FALSE;
279
280 NSK_DISPLAY0("Checking negative: IterateOverObjectsReachableFromObject\n");
281 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
282 jvmti->IterateOverObjectsReachableFromObject(thread,
283 ObjectReference,
284 &dummy_user_data)))
285 return NSK_FALSE;
286
287 NSK_DISPLAY0("Checking negative: IterateOverReachableObjects\n");
288 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
289 jvmti->IterateOverReachableObjects(HeapRoot,
290 StackReference,
291 ObjectReference,
292 &dummy_user_data)))
293 return NSK_FALSE;
294
295 return NSK_TRUE;
296 }
297
298 /* Check "can_access_local_variables" functions
299 */
300 static int checkLocalVariableFunctions() {
301 jint count;
302 jvmtiLocalVariableEntry *local_variable_table = NULL;
303 jobject object_value;
304 jint int_value;
305 jlong long_value;
306 jfloat float_value;
307 jdouble double_value;
308
309 NSK_DISPLAY0("Checking negative: GetLocalVariableTable\n");
310 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
311 jvmti->GetLocalVariableTable(method, &count, &local_variable_table)))
312 return NSK_FALSE;
313
314 NSK_DISPLAY0("Checking negative: GetLocalObject\n");
315 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
316 jvmti->GetLocalObject(thread, 0, 0, &object_value)))
317 return NSK_FALSE;
318
319 NSK_DISPLAY0("Checking negative: GetLocalInt\n");
320 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
321 jvmti->GetLocalInt(thread, 0, 0, &int_value)))
322 return NSK_FALSE;
323
324 NSK_DISPLAY0("Checking negative: GetLocalLong\n");
325 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
326 jvmti->GetLocalLong(thread, 0, 0, &long_value)))
327 return NSK_FALSE;
328
329 NSK_DISPLAY0("Checking negative: GetLocalFloat\n");
330 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
331 jvmti->GetLocalFloat(thread, 0, 0, &float_value)))
332 return NSK_FALSE;
333
334 NSK_DISPLAY0("Checking negative: GetLocalDouble\n");
335 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
336 jvmti->GetLocalDouble(thread, 0, 0, &double_value)))
337 return NSK_FALSE;
338
339 NSK_DISPLAY0("Checking negative: SetLocalObject\n");
340 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
341 jvmti->SetLocalObject(thread, 0, 0, thread)))
342 return NSK_FALSE;
343
344 NSK_DISPLAY0("Checking negative: SetLocalInt\n");
345 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
346 jvmti->SetLocalInt(thread, 0, 0, (jint)0)))
347 return NSK_FALSE;
348
349 NSK_DISPLAY0("Checking negative: SetLocalLong\n");
350 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
351 jvmti->SetLocalLong(thread, 0, 0, (jlong)0)))
352 return NSK_FALSE;
353
354 NSK_DISPLAY0("Checking negative: SetLocalFloat\n");
355 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
356 jvmti->SetLocalFloat(thread, 0, 0, (jfloat)0.0)))
357 return NSK_FALSE;
358
359 NSK_DISPLAY0("Checking negative: SetLocalDouble\n");
360 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
361 jvmti->SetLocalDouble(thread, 0, 0, (jdouble)0.0)))
362 return NSK_FALSE;
363
364 return NSK_TRUE;
365 }
366
367 /* Check "can_get_source_info" functions
368 */
369 static int checkSourceInfoFunctions() {
370 char *name;
371 jint count;
372 jvmtiLineNumberEntry *line_number_table = NULL;
373
374 NSK_DISPLAY0("Checking positive: GetSourceFileName\n");
375 if (!NSK_JVMTI_VERIFY(jvmti->GetSourceFileName(klass, &name)))
376 return NSK_FALSE;
377
378 NSK_DISPLAY0("Checking negative: GetSourceDebugExtension\n");
379 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
380 jvmti->GetSourceDebugExtension(klass, &name)))
381 return NSK_FALSE;
382
383 NSK_DISPLAY0("Checking negative: GetLineNumberTable\n");
384 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
385 jvmti->GetLineNumberTable(method, &count, &line_number_table)))
386 return NSK_FALSE;
387
388 return NSK_TRUE;
389 }
390
391 /* Check "can_redefine_classes" functions
392 */
393 static int checkRedefineClasses() {
394 jvmtiClassDefinition class_def;
395
396 NSK_DISPLAY0("Checking negative: RedefineClasses\n");
397 class_def.klass = klass;
398 class_def.class_byte_count = 0;
399 class_def.class_bytes = NULL;
400 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
401 jvmti->RedefineClasses(1, &class_def)))
402 return NSK_FALSE;
403
404 return NSK_TRUE;
405 }
406
407 /* Check "can_get_monitor_info" function
408 */
409 static int checkGetObjectMonitorUsage() {
410 jvmtiMonitorUsage monitor_info;
411
412 NSK_DISPLAY0("Checking negative: GetObjectMonitorUsage\n");
413 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
414 jvmti->GetObjectMonitorUsage(thread, &monitor_info)))
415 return NSK_FALSE;
416
417 return NSK_TRUE;
418 }
419
420 /* Check "can_get_synthetic_attribute" functions
421 */
422 static int checkIsSyntheticFunctions() {
423 jboolean is_synthetic;
424
425 NSK_DISPLAY0("Checking negative: IsFieldSynthetic\n");
426 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
427 jvmti->IsFieldSynthetic(klass, field, &is_synthetic)))
428 return NSK_FALSE;
429
430 NSK_DISPLAY0("Checking negative: IsMethodSynthetic\n");
431 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
432 jvmti->IsMethodSynthetic(method, &is_synthetic)))
433 return NSK_FALSE;
434
435 return NSK_TRUE;
436 }
437
438 /* Check "can_get_bytecodes" function
439 */
440 static int checkGetBytecodes() {
441 jint count;
442 unsigned char *bytecodes;
443
444 NSK_DISPLAY0("Checking negative: GetBytecodes\n");
445 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
446 jvmti->GetBytecodes(method, &count, &bytecodes)))
447 return NSK_FALSE;
448
449 return NSK_TRUE;
450 }
451
452 /* Check "can_get_current_thread_cpu_time" function
453 */
454 static int checkGetCurrentThreadCpuTime() {
455 jvmtiTimerInfo info;
456 jlong nanos;
457
458 NSK_DISPLAY0("Checking negative: GetCurrentThreadCpuTimerInfo\n");
459 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
460 jvmti->GetCurrentThreadCpuTimerInfo(&info)))
461 return NSK_FALSE;
462
463 NSK_DISPLAY0("Checking negative: GetCurrentThreadCpuTime\n");
464 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
465 jvmti->GetCurrentThreadCpuTime(&nanos)))
466 return NSK_FALSE;
467
468 return NSK_TRUE;
469 }
470
471 /* Check "can_get_thread_cpu_time" function
472 */
473 static int checkGetThreadCpuTime() {
474 jvmtiTimerInfo info;
475 jlong nanos;
476
477 NSK_DISPLAY0("Checking negative: GetThreadCpuTimerInfo\n");
478 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
479 jvmti->GetThreadCpuTimerInfo(&info)))
480 return NSK_FALSE;
481
482 NSK_DISPLAY0("Checking negative: GetThreadCpuTime\n");
483 if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY,
484 jvmti->GetThreadCpuTime(thread, &nanos)))
485 return NSK_FALSE;
486
487 return NSK_TRUE;
488 }
489
490 /* ========================================================================== */
491
492 /* agent algorithm */
493 static void JNICALL
494 agentProc(jvmtiEnv* jvmti, JNIEnv* agentJNI, void* arg) {
495 jni = agentJNI;
496
497 /* wait for initial sync */
498 if (!nsk_jvmti_waitForSync(timeout))
499 return;
500
501 if (!prepare()) {
502 nsk_jvmti_setFailStatus();
503 return;
504 }
505
506 /* testcase #7: check that only correspondent function work */
507 NSK_DISPLAY0("Testcase #7: check that only correspondent function work but not others\n");
508 if (!checkSuspend())
509 nsk_jvmti_setFailStatus();
510 if (!checkSignalThread())
511 nsk_jvmti_setFailStatus();
512 if (!checkGetOwnedMonitorInfo())
513 nsk_jvmti_setFailStatus();
514 if (!checkGetCurrentContendedMonitor())
515 nsk_jvmti_setFailStatus();
516 if (!checkPopFrame())
517 nsk_jvmti_setFailStatus();
518 if (!checkHeapFunctions())
519 nsk_jvmti_setFailStatus();
520 if (!checkLocalVariableFunctions())
521 nsk_jvmti_setFailStatus();
522 if (!checkSourceInfoFunctions())
523 nsk_jvmti_setFailStatus();
524 if (!checkRedefineClasses())
525 nsk_jvmti_setFailStatus();
526 if (!checkGetObjectMonitorUsage())
527 nsk_jvmti_setFailStatus();
528 if (!checkIsSyntheticFunctions())
529 nsk_jvmti_setFailStatus();
530 if (!checkGetBytecodes())
531 nsk_jvmti_setFailStatus();
532 if (!checkGetCurrentThreadCpuTime())
533 nsk_jvmti_setFailStatus();
534 if (!checkGetThreadCpuTime())
535 nsk_jvmti_setFailStatus();
536
537 /* testcase #8: exits with the capability has not been relinquished */
538 NSK_DISPLAY0("Testcase #8: check if VM exits well with the capability has not been relinquished\n");
539
540 /* resume debugee after last sync */
541 if (!nsk_jvmti_resumeSync())
542 return;
543 }
544
545 /* ========================================================================== */
546
547 /* agent library initialization */
548 #ifdef STATIC_BUILD
549 JNIEXPORT jint JNICALL Agent_OnLoad_cm01t010(JavaVM *jvm, char *options, void *reserved) {
550 return Agent_Initialize(jvm, options, reserved);
551 }
552 JNIEXPORT jint JNICALL Agent_OnAttach_cm01t010(JavaVM *jvm, char *options, void *reserved) {
553 return Agent_Initialize(jvm, options, reserved);
554 }
555 JNIEXPORT jint JNI_OnLoad_cm01t010(JavaVM *jvm, char *options, void *reserved) {
556 return JNI_VERSION_1_8;
557 }
558 #endif
559 jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
560 jvmtiCapabilities caps;
561
562 /* init framework and parse options */
563 if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
564 return JNI_ERR;
565
566 timeout = nsk_jvmti_getWaitTime() * 60000;
567 NSK_DISPLAY1("Timeout: %d msc\n", (int)timeout);
568
569 /* create JVMTI environment */
570 if (!NSK_VERIFY((jvmti =
571 nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))
572 return JNI_ERR;
573
574 /* register agent proc and arg */
575 if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL)))
576 return JNI_ERR;
577
578 /* testcase #1: check GetPotentialCapabilities */
579 NSK_DISPLAY0("Testcase #1: check if GetPotentialCapabilities returns the capability\n");
580 if (!NSK_JVMTI_VERIFY(jvmti->GetPotentialCapabilities(&caps)))
581 return JNI_ERR;
582 if (!caps.CAPABILITY) {
583 NSK_COMPLAIN1("GetPotentialCapabilities does not return \"%s\" capability\n",
584 CAPABILITY_STR);
585 return JNI_ERR;
586 }
587
588 /* testcase #2: add the capability during Onload phase */
589 NSK_DISPLAY0("Testcase #2: add the capability during Onload phase\n");
590 memset(&caps, 0, sizeof(caps));
591 caps.CAPABILITY = 1;
592 if (!NSK_JVMTI_VERIFY(jvmti->AddCapabilities(&caps)))
593 return JNI_ERR;
594
595 /* testcase #3: check if GetCapabilities returns the capability */
596 NSK_DISPLAY0("Testcase #3: check if GetCapabilities returns the capability\n");
597 memset(&caps, 0, sizeof(caps));
598 if (!NSK_JVMTI_VERIFY(jvmti->GetCapabilities(&caps)))
599 return JNI_ERR;
600 if (!caps.CAPABILITY) {
601 NSK_COMPLAIN1("GetCapabilities does not return \"%s\" capability\n",
602 CAPABILITY_STR);
603 return JNI_ERR;
604 }
605
606 /* testcase #4: relinquish the capability during Onload phase */
607 NSK_DISPLAY0("Testcase #4: relinquish the capability during Onload phase\n");
608 memset(&caps, 0, sizeof(caps));
609 caps.CAPABILITY = 1;
610 if (!NSK_JVMTI_VERIFY(jvmti->RelinquishCapabilities(&caps)))
611 return JNI_ERR;
612
613 /* testcase #5: check if GetCapabilities does not return the capability */
614 NSK_DISPLAY0("Testcase #5: check if GetCapabilities does not return the capability\n");
615 memset(&caps, 0, sizeof(caps));
616 if (!NSK_JVMTI_VERIFY(jvmti->GetCapabilities(&caps)))
617 return JNI_ERR;
618 if (caps.CAPABILITY) {
619 NSK_COMPLAIN1("GetCapabilities returns relinquished \"%s\" capability\n",
620 CAPABILITY_STR);
621 return JNI_ERR;
622 }
623
624 /* testcase #6: add back the capability and check with GetCapabilities */
625 NSK_DISPLAY0("Testcase #6: add back the capability and check with GetCapabilities\n");
626 memset(&caps, 0, sizeof(caps));
627 caps.CAPABILITY = 1;
628 if (!NSK_JVMTI_VERIFY(jvmti->AddCapabilities(&caps)))
629 return JNI_ERR;
630 memset(&caps, 0, sizeof(caps));
631 if (!NSK_JVMTI_VERIFY(jvmti->GetCapabilities(&caps)))
632 return JNI_ERR;
633 if (!caps.CAPABILITY) {
634 NSK_COMPLAIN1("GetCapabilities does not return \"%s\" capability\n",
635 CAPABILITY_STR);
636 return JNI_ERR;
637 }
638
639 return JNI_OK;
640 }
641
642 /* ========================================================================== */
643
644 }