| /* |
| * Copyright (c) 2004, 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 <string.h> |
| #include "jvmti.h" |
| #include "agent_common.h" |
| #include "jni_tools.h" |
| #include "jvmti_tools.h" |
| #include "JVMTITools.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* ============================================================================= */ |
| |
| /* scaffold objects */ |
| static JNIEnv* jni = NULL; |
| static jvmtiEnv *jvmti = NULL; |
| static jlong timeout = 0; |
| static jrawMonitorID syncLock = NULL; |
| |
| /* constant names */ |
| #define DEBUGEE_CLASS_NAME "nsk/jvmti/scenarios/events/EM02/em02t001" |
| #define START_FIELD_NAME "startingMonitor" |
| #define END_FIELD_NAME "endingMonitor" |
| #define MAIN_THREAD_NAME "main" |
| #define THREAD_FIELD_NAME "debuggeeThread" |
| #define OBJECT_FIELD_SIG "Ljava/lang/Object;" |
| #define THREAD_FIELD_SIG "Ljava/lang/Thread;" |
| |
| static jthread mainThread = NULL; |
| static jthread debuggeeThread = NULL; |
| static jobject startObject = NULL; |
| static jobject endObject = NULL; |
| |
| #define STEP_AMOUNT 3 |
| #define JVMTI_EVENT_COUNT (int)(JVMTI_MAX_EVENT_TYPE_VAL - JVMTI_MIN_EVENT_TYPE_VAL + 1) |
| static int eventCount[JVMTI_EVENT_COUNT]; |
| static int newEventCount[JVMTI_EVENT_COUNT]; |
| |
| /* ============================================================================= */ |
| |
| static jthread |
| findThread(const char *threadName) { |
| jvmtiThreadInfo info; |
| jthread *threads = NULL; |
| jint threads_count = 0; |
| jthread returnValue = NULL; |
| int i; |
| |
| /* get all live threads */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(GetAllThreads, jvmti, &threads_count, &threads))) |
| return NULL; |
| |
| if (!NSK_VERIFY(threads != NULL)) |
| return NULL; |
| |
| /* find tested thread */ |
| for (i = 0; i < threads_count; i++) { |
| if (!NSK_VERIFY(threads[i] != NULL)) |
| break; |
| |
| /* get thread information */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(GetThreadInfo, jvmti, threads[i], &info))) |
| break; |
| |
| /* find by name */ |
| if (info.name != NULL && (strcmp(info.name, threadName) == 0)) { |
| returnValue = threads[i]; |
| } |
| } |
| |
| /* deallocate threads list */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(Deallocate, jvmti, (unsigned char*)threads))) |
| return NULL; |
| |
| return returnValue; |
| } |
| |
| /* ============================================================================= */ |
| |
| static jobject |
| getStaticObjField(const char* className, const char* objFieldName, |
| const char* signature) { |
| |
| jfieldID fieldID; |
| jclass klass = NULL; |
| |
| if (!NSK_JNI_VERIFY(jni, (klass = |
| NSK_CPP_STUB2(FindClass, jni, className)) != NULL)) |
| return NULL; |
| |
| if (!NSK_JNI_VERIFY(jni, (fieldID = |
| NSK_CPP_STUB4(GetStaticFieldID, jni, klass, objFieldName, |
| signature)) != NULL)) |
| return NULL; |
| |
| return NSK_CPP_STUB3(GetStaticObjectField, jni, klass, fieldID); |
| } |
| |
| /* ============================================================================= */ |
| |
| static int prepare() { |
| |
| if (!NSK_VERIFY((mainThread = findThread(MAIN_THREAD_NAME))!= NULL)) { |
| NSK_COMPLAIN1("<%s> thread not found\n", MAIN_THREAD_NAME); |
| return NSK_FALSE; |
| } |
| |
| /* make thread accessable for a long time */ |
| if (!NSK_JNI_VERIFY(jni, (mainThread = |
| NSK_CPP_STUB2(NewGlobalRef, jni, mainThread)) != NULL)) |
| return NSK_FALSE; |
| |
| if (!NSK_VERIFY((startObject = |
| getStaticObjField(DEBUGEE_CLASS_NAME, START_FIELD_NAME, |
| OBJECT_FIELD_SIG)) != NULL)) |
| return NSK_FALSE; |
| |
| /*make object accessable for a long time*/ |
| if (!NSK_JNI_VERIFY(jni, (startObject = |
| NSK_CPP_STUB2(NewGlobalRef, jni, startObject)) != NULL)) |
| return NSK_FALSE; |
| |
| |
| if (!NSK_VERIFY((endObject = |
| getStaticObjField(DEBUGEE_CLASS_NAME, END_FIELD_NAME, |
| OBJECT_FIELD_SIG)) != NULL)) |
| return NSK_FALSE; |
| |
| /*make object accessable for a long time*/ |
| if (!NSK_JNI_VERIFY(jni, (endObject = |
| NSK_CPP_STUB2(NewGlobalRef, jni, endObject)) != NULL)) |
| return NSK_FALSE; |
| |
| |
| if (!NSK_VERIFY((debuggeeThread = |
| (jthread)getStaticObjField(DEBUGEE_CLASS_NAME, THREAD_FIELD_NAME, |
| THREAD_FIELD_SIG)) != NULL)) |
| return NSK_FALSE; |
| |
| /* make thread accessable for a long time */ |
| if (!NSK_JNI_VERIFY(jni, (debuggeeThread = |
| NSK_CPP_STUB2(NewGlobalRef, jni, debuggeeThread)) != NULL)) |
| return NSK_FALSE; |
| |
| return NSK_TRUE; |
| } |
| |
| /* ============================================================================= */ |
| |
| static int |
| clean() { |
| |
| /* disable MonitorContendedEnter event */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, JVMTI_DISABLE, |
| JVMTI_EVENT_MONITOR_CONTENDED_ENTER, NULL))) |
| nsk_jvmti_setFailStatus(); |
| |
| /* dispose global references */ |
| NSK_CPP_STUB2(DeleteGlobalRef, jni, startObject); |
| NSK_CPP_STUB2(DeleteGlobalRef, jni, endObject); |
| NSK_CPP_STUB2(DeleteGlobalRef, jni, debuggeeThread); |
| NSK_CPP_STUB2(DeleteGlobalRef, jni, mainThread); |
| |
| startObject = NULL; |
| endObject = NULL; |
| debuggeeThread = NULL; |
| mainThread = NULL; |
| |
| return NSK_TRUE; |
| } |
| |
| /* ========================================================================== */ |
| |
| static void |
| showEventStatistics(int step /*int *currentCounts*/) { |
| int i; |
| const char* str; |
| int *currentCounts = (step == 1) ? &eventCount[0] : &newEventCount[0]; |
| |
| NSK_DISPLAY0("\n"); |
| NSK_DISPLAY1("Event statistics for %d step:\n", step); |
| NSK_DISPLAY0("-----------------------------\n"); |
| for (i = 0; i < JVMTI_EVENT_COUNT; i++) { |
| if (currentCounts[i] > 0) { |
| str = TranslateEvent((jvmtiEvent)(i+JVMTI_MIN_EVENT_TYPE_VAL)); |
| NSK_DISPLAY2("%-40s %7d\n", str, currentCounts[i]); |
| } |
| } |
| } |
| |
| /* ========================================================================== */ |
| |
| /* get thread information */ |
| static void |
| showThreadInfo(jthread thread) { |
| jvmtiThreadInfo info; |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(GetThreadInfo, jvmti, thread, &info))) |
| return; |
| |
| NSK_DISPLAY2("\tthread (%s): %p\n", info.name, thread); |
| } |
| |
| /* ============================================================================= */ |
| |
| static void |
| changeCount(jvmtiEvent event, int *currentCounts) { |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorEnter, jvmti, syncLock))) |
| nsk_jvmti_setFailStatus(); |
| |
| currentCounts[event - JVMTI_MIN_EVENT_TYPE_VAL]++; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, jvmti, syncLock))) |
| nsk_jvmti_setFailStatus(); |
| |
| } |
| |
| /* ============================================================================= */ |
| |
| int checkEvents(int step) { |
| int i; |
| jvmtiEvent curr; |
| int result = NSK_TRUE; |
| int *currentCounts; |
| int isExpected = 0; |
| |
| switch (step) { |
| case 1: |
| currentCounts = &eventCount[0]; |
| break; |
| |
| case 2: |
| case 3: |
| currentCounts = &newEventCount[0]; |
| break; |
| |
| default: |
| NSK_COMPLAIN1("Unexpected step no: %d\n", step); |
| return NSK_FALSE; |
| } |
| |
| for (i = 0; i < JVMTI_EVENT_COUNT; i++) { |
| |
| curr = (jvmtiEvent)(i + JVMTI_MIN_EVENT_TYPE_VAL); |
| |
| switch (step) { |
| case 1: |
| isExpected = ((curr == JVMTI_EVENT_MONITOR_CONTENDED_ENTER) |
| || (curr == JVMTI_EVENT_MONITOR_CONTENDED_ENTERED) |
| || (curr == JVMTI_EVENT_MONITOR_WAIT) |
| || (curr == JVMTI_EVENT_MONITOR_WAITED) |
| || (curr == JVMTI_EVENT_VM_INIT)); |
| break; |
| |
| case 2: |
| isExpected = ((curr == JVMTI_EVENT_MONITOR_CONTENDED_ENTER) |
| || (curr == JVMTI_EVENT_MONITOR_CONTENDED_ENTERED) |
| || (curr == JVMTI_EVENT_MONITOR_WAIT) |
| || (curr == JVMTI_EVENT_MONITOR_WAITED)); |
| break; |
| |
| case 3: |
| isExpected = (curr == JVMTI_EVENT_VM_DEATH); |
| break; |
| } |
| |
| if (isExpected) { |
| if (currentCounts[i] != 1) { |
| nsk_jvmti_setFailStatus(); |
| NSK_COMPLAIN2("Unexpected events number %7d for %s\n\texpected value is 1\n", |
| currentCounts[i], |
| TranslateEvent(curr)); |
| result = NSK_FALSE; |
| } |
| } else { |
| if (currentCounts[i] > 0) { |
| NSK_COMPLAIN2("Unexpected event %s was sent %d times\n", |
| TranslateEvent(curr), |
| currentCounts[i]); |
| result = NSK_FALSE; |
| } |
| } |
| } |
| |
| return result; |
| } |
| |
| /* ============================================================================= */ |
| |
| /* callbacks */ |
| JNIEXPORT void JNICALL |
| cbVMInit(jvmtiEnv* jvmti, JNIEnv* jni_env, jthread thread) { |
| changeCount(JVMTI_EVENT_VM_INIT, &eventCount[0]); |
| } |
| |
| JNIEXPORT void JNICALL |
| cbVMDeath(jvmtiEnv* jvmti, JNIEnv* jni_env) { |
| changeCount(JVMTI_EVENT_VM_DEATH, &newEventCount[0]); |
| showEventStatistics(STEP_AMOUNT); |
| if (!checkEvents(STEP_AMOUNT)) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB2(DestroyRawMonitor, jvmti, syncLock))) |
| nsk_jvmti_setFailStatus(); |
| |
| } |
| |
| void JNICALL |
| cbException(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jlocation location, jobject exception, |
| jmethodID catch_method, jlocation catch_location) { |
| changeCount(JVMTI_EVENT_EXCEPTION, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbExceptionCatch(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jlocation location, jobject exception) { |
| changeCount(JVMTI_EVENT_EXCEPTION_CATCH, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbSingleStep(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jlocation location) { |
| changeCount(JVMTI_EVENT_SINGLE_STEP, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbFramePop(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jboolean was_popped_by_exception) { |
| changeCount(JVMTI_EVENT_FRAME_POP, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbBreakpoint(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jlocation location) { |
| changeCount(JVMTI_EVENT_BREAKPOINT, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbFieldAccess(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jlocation location, jclass field_klass, |
| jobject object, jfieldID field) { |
| changeCount(JVMTI_EVENT_FIELD_ACCESS, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbFieldModification(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jlocation location, jclass field_klass, |
| jobject object, jfieldID field, char signature_type, |
| jvalue new_value) { |
| changeCount(JVMTI_EVENT_FIELD_MODIFICATION, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbMethodEntry(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method) { |
| changeCount(JVMTI_EVENT_METHOD_ENTRY, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbMethodExit(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jmethodID method, jboolean was_popped_by_exception, |
| jvalue return_value) { |
| changeCount(JVMTI_EVENT_METHOD_EXIT, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbNativeMethodBind(jvmtiEnv *jvmti_env, JNIEnv* jni_env,jthread thread, |
| jmethodID method, void* address, void** new_address_ptr) { |
| changeCount(JVMTI_EVENT_NATIVE_METHOD_BIND, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbCompiledMethodLoad(jvmtiEnv *jvmti_env, jmethodID method, jint code_size, |
| const void* code_addr, jint map_length, |
| const jvmtiAddrLocationMap* map, const void* compile_info) { |
| changeCount(JVMTI_EVENT_COMPILED_METHOD_LOAD, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbCompiledMethodUnload(jvmtiEnv *jvmti_env, jmethodID method, |
| const void* code_addr) { |
| changeCount(JVMTI_EVENT_COMPILED_METHOD_UNLOAD, &eventCount[0]); |
| } |
| |
| void |
| handlerMC1(jvmtiEvent event, jvmtiEnv* jvmti, JNIEnv* jni_env, |
| jthread thread, jobject object, |
| jthread expectedThread, jobject expectedObject) { |
| |
| if (expectedThread == NULL || expectedObject == NULL) |
| return; |
| |
| /* check if event is for tested thread and for tested object */ |
| if (NSK_CPP_STUB3(IsSameObject, jni_env, expectedThread, thread) && |
| NSK_CPP_STUB3(IsSameObject, jni_env, expectedObject, object)) { |
| |
| NSK_DISPLAY1("--->%-40s is received\n", TranslateEvent(event)); |
| |
| showThreadInfo(thread); |
| if (NSK_CPP_STUB3(IsSameObject, jni_env, expectedObject, endObject)) |
| NSK_DISPLAY0("\tobject: 'endingMonitor'\n"); |
| else |
| NSK_DISPLAY0("\tobject: 'startingMonitor'\n"); |
| |
| changeCount(event, &eventCount[0]); |
| } |
| } |
| |
| void JNICALL |
| cbMonitorWait(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jobject object, jlong tout) { |
| |
| handlerMC1(JVMTI_EVENT_MONITOR_WAIT, |
| jvmti, jni_env, |
| thread, object, |
| mainThread, startObject); |
| } |
| |
| void JNICALL |
| cbMonitorWaited(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jobject object, jboolean timed_out) { |
| |
| handlerMC1(JVMTI_EVENT_MONITOR_WAITED, |
| jvmti, jni_env, |
| thread, object, |
| mainThread, startObject); |
| } |
| |
| JNIEXPORT void JNICALL |
| cbMonitorContendedEnter(jvmtiEnv* jvmti, JNIEnv* jni_env, jthread thread, |
| jobject object) { |
| |
| handlerMC1(JVMTI_EVENT_MONITOR_CONTENDED_ENTER, |
| jvmti, jni_env, |
| thread, object, |
| debuggeeThread, endObject); |
| } |
| |
| void JNICALL |
| cbMonitorContendedEntered(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jobject object) { |
| |
| handlerMC1(JVMTI_EVENT_MONITOR_CONTENDED_ENTERED, |
| jvmti_env, jni_env, |
| thread, object, |
| debuggeeThread, endObject); |
| } |
| |
| void JNICALL |
| cbGarbageCollectionStart(jvmtiEnv *jvmti_env) { |
| changeCount(JVMTI_EVENT_GARBAGE_COLLECTION_START, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbGarbageCollectionFinish(jvmtiEnv *jvmti_env) { |
| changeCount(JVMTI_EVENT_GARBAGE_COLLECTION_FINISH, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbObjectFree(jvmtiEnv *jvmti_env, jlong tag) { |
| changeCount(JVMTI_EVENT_OBJECT_FREE, &eventCount[0]); |
| } |
| |
| void JNICALL |
| cbVMObjectAlloc(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jobject object, jclass object_klass, jlong size) { |
| |
| changeCount(JVMTI_EVENT_VM_OBJECT_ALLOC, &eventCount[0]); |
| } |
| |
| void |
| handlerMC2(jvmtiEvent event, jvmtiEnv* jvmti, JNIEnv* jni_env, |
| jthread thread, jobject object, |
| jthread expectedThread, jobject expectedObject) { |
| |
| if (expectedThread == NULL || expectedObject == NULL) |
| return; |
| |
| /* check if event is for tested thread and for tested object */ |
| if (NSK_CPP_STUB3(IsSameObject, jni_env, expectedThread, thread) && |
| NSK_CPP_STUB3(IsSameObject, jni_env, expectedObject, object)) { |
| |
| NSK_DISPLAY1("--->%-40s is received (new callbacks)\n", TranslateEvent(event)); |
| |
| showThreadInfo(thread); |
| if (NSK_CPP_STUB3(IsSameObject, jni_env, expectedObject, endObject)) |
| NSK_DISPLAY0("\tobject: 'endingMonitor'\n"); |
| else |
| NSK_DISPLAY0("\tobject: 'startingMonitor'\n"); |
| |
| |
| changeCount(event, &newEventCount[0]); |
| } |
| } |
| |
| void JNICALL |
| cbNewMonitorWait(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jobject object, jlong tout) { |
| |
| handlerMC2(JVMTI_EVENT_MONITOR_WAIT, |
| jvmti_env, jni_env, |
| thread, object, |
| mainThread, startObject); |
| } |
| |
| void JNICALL |
| cbNewMonitorWaited(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jobject object, jboolean timed_out) { |
| |
| handlerMC2(JVMTI_EVENT_MONITOR_WAITED, |
| jvmti, jni_env, |
| thread, object, |
| mainThread, startObject); |
| } |
| |
| void JNICALL |
| cbNewMonitorContendedEntered(jvmtiEnv *jvmti_env, JNIEnv* jni_env, jthread thread, |
| jobject object) { |
| |
| handlerMC2(JVMTI_EVENT_MONITOR_CONTENDED_ENTERED, |
| jvmti, jni_env, |
| thread, object, |
| debuggeeThread, endObject); |
| } |
| |
| JNIEXPORT void JNICALL |
| cbNewMonitorContendedEnter(jvmtiEnv* jvmti, JNIEnv* jni_env, jthread thread, |
| jobject object) { |
| |
| handlerMC2(JVMTI_EVENT_MONITOR_CONTENDED_ENTER, |
| jvmti, jni_env, |
| thread, object, |
| debuggeeThread, endObject); |
| } |
| |
| /* ============================================================================= */ |
| |
| static int enableEvent(jvmtiEvent event) { |
| |
| if (nsk_jvmti_isOptionalEvent(event) |
| && (event != JVMTI_EVENT_MONITOR_CONTENDED_ENTER) |
| && (event != JVMTI_EVENT_MONITOR_CONTENDED_ENTERED) |
| && (event != JVMTI_EVENT_MONITOR_WAIT) |
| && (event != JVMTI_EVENT_MONITOR_WAITED)) { |
| if (!NSK_JVMTI_VERIFY_CODE(JVMTI_ERROR_MUST_POSSESS_CAPABILITY, |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, |
| JVMTI_ENABLE, event, NULL))) { |
| NSK_COMPLAIN1("Unexpected error enabling %s\n", |
| TranslateEvent(event)); |
| return NSK_FALSE; |
| } |
| } else { |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, |
| JVMTI_ENABLE, event, NULL))) { |
| NSK_COMPLAIN1("Unexpected error enabling %s\n", |
| TranslateEvent(event)); |
| return NSK_FALSE; |
| } |
| } |
| |
| return NSK_TRUE; |
| } |
| |
| static int enableEventList() { |
| int i; |
| int result = NSK_TRUE; |
| |
| NSK_DISPLAY0("Enable events\n"); |
| |
| result = enableEvent(JVMTI_EVENT_VM_INIT); |
| |
| result = result && enableEvent(JVMTI_EVENT_VM_DEATH); |
| |
| /* enabling optional events */ |
| for (i = 0; i < JVMTI_EVENT_COUNT; i++) { |
| jvmtiEvent event = (jvmtiEvent)(i+JVMTI_MIN_EVENT_TYPE_VAL); |
| |
| if (nsk_jvmti_isOptionalEvent(event)) |
| result = result && enableEvent(event); |
| } |
| |
| if (result == NSK_FALSE) { |
| nsk_jvmti_setFailStatus(); |
| return NSK_FALSE; |
| } |
| |
| return NSK_TRUE; |
| } |
| |
| /* ============================================================================= */ |
| |
| static int |
| setCallBacks(int step) { |
| |
| int i; |
| |
| jvmtiEventCallbacks eventCallbacks; |
| memset(&eventCallbacks, 0, sizeof(eventCallbacks)); |
| |
| NSK_DISPLAY0("\n"); |
| NSK_DISPLAY1("===============step %d===============\n", step); |
| NSK_DISPLAY0("\n"); |
| switch (step) { |
| case 1: |
| for (i = 0; i < JVMTI_EVENT_COUNT; i++) { |
| eventCount[i] = 0; |
| } |
| |
| eventCallbacks.VMInit = cbVMInit; |
| eventCallbacks.Exception = cbException; |
| eventCallbacks.ExceptionCatch = cbExceptionCatch; |
| eventCallbacks.SingleStep = cbSingleStep; |
| eventCallbacks.FramePop = cbFramePop; |
| eventCallbacks.Breakpoint = cbBreakpoint; |
| eventCallbacks.FieldAccess = cbFieldAccess; |
| eventCallbacks.FieldModification = cbFieldModification; |
| eventCallbacks.MethodEntry = cbMethodEntry; |
| eventCallbacks.MethodExit = cbMethodExit; |
| eventCallbacks.NativeMethodBind = cbNativeMethodBind; |
| eventCallbacks.CompiledMethodLoad = cbCompiledMethodLoad; |
| eventCallbacks.CompiledMethodUnload = cbCompiledMethodUnload; |
| eventCallbacks.MonitorWait = cbMonitorWait; |
| eventCallbacks.MonitorWaited = cbMonitorWaited; |
| eventCallbacks.MonitorContendedEnter = cbMonitorContendedEnter; |
| eventCallbacks.MonitorContendedEntered = cbMonitorContendedEntered; |
| eventCallbacks.GarbageCollectionStart = cbGarbageCollectionStart; |
| eventCallbacks.GarbageCollectionFinish = cbGarbageCollectionFinish; |
| eventCallbacks.ObjectFree = cbObjectFree; |
| eventCallbacks.VMObjectAlloc = cbVMObjectAlloc; |
| break; |
| |
| case 2: |
| for (i = 0; i < JVMTI_EVENT_COUNT; i++) { |
| newEventCount[i] = 0; |
| } |
| |
| eventCallbacks.MonitorWait = cbNewMonitorWait; |
| eventCallbacks.MonitorWaited = cbNewMonitorWaited; |
| eventCallbacks.MonitorContendedEnter = cbNewMonitorContendedEnter; |
| eventCallbacks.MonitorContendedEntered = cbNewMonitorContendedEntered; |
| break; |
| |
| case 3: |
| for (i = 0; i < JVMTI_EVENT_COUNT; i++) { |
| newEventCount[i] = 0; |
| } |
| |
| eventCallbacks.VMDeath = cbVMDeath; |
| break; |
| |
| } |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(SetEventCallbacks, jvmti, |
| &eventCallbacks, |
| sizeof(eventCallbacks)))) |
| return NSK_FALSE; |
| |
| return NSK_TRUE; |
| } |
| |
| /* ============================================================================= */ |
| |
| /** Agent algorithm. */ |
| static void JNICALL |
| agentProc(jvmtiEnv* jvmti, JNIEnv* agentJNI, void* arg) { |
| |
| int i; |
| jni = agentJNI; |
| |
| for (i = 1; i <= STEP_AMOUNT; i++) { |
| if (i > 1) { |
| NSK_DISPLAY0("Check received events\n"); |
| |
| showEventStatistics(i-1); |
| if (!checkEvents(i-1)) { |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| if (!setCallBacks(i)) { |
| return; |
| } |
| |
| if (!nsk_jvmti_resumeSync()) |
| return; |
| } |
| |
| NSK_DISPLAY0("Wait for debuggee to become ready\n"); |
| if (!nsk_jvmti_waitForSync(timeout)) |
| return; |
| |
| prepare(); |
| |
| if (!nsk_jvmti_resumeSync()) |
| return; |
| |
| |
| NSK_DISPLAY0("Waiting events\n"); /* thread started */ |
| if (!nsk_jvmti_waitForSync(timeout)) |
| return; |
| |
| if (!nsk_jvmti_resumeSync()) |
| return; |
| |
| if (!nsk_jvmti_waitForSync(timeout)) |
| return; |
| |
| } |
| |
| if (!clean()) { |
| nsk_jvmti_setFailStatus(); |
| return; |
| } |
| |
| NSK_DISPLAY0("Let debuggee to finish\n"); |
| if (!nsk_jvmti_resumeSync()) |
| return; |
| |
| } |
| |
| /* ============================================================================= */ |
| |
| /** Agent library initialization. */ |
| #ifdef STATIC_BUILD |
| JNIEXPORT jint JNICALL Agent_OnLoad_em02t001(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNICALL Agent_OnAttach_em02t001(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNI_OnLoad_em02t001(JavaVM *jvm, char *options, void *reserved) { |
| return JNI_VERSION_1_8; |
| } |
| #endif |
| jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { |
| |
| if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) |
| return JNI_ERR; |
| |
| timeout = nsk_jvmti_getWaitTime() * 60 * 1000; |
| |
| if (!NSK_VERIFY((jvmti = nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL)) |
| return JNI_ERR; |
| |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(CreateRawMonitor, jvmti, "_syncLock", &syncLock))) { |
| nsk_jvmti_setFailStatus(); |
| return JNI_ERR; |
| } |
| |
| { |
| jvmtiCapabilities caps; |
| memset(&caps, 0, sizeof(caps)); |
| |
| caps.can_generate_monitor_events = 1; |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities, jvmti, &caps))) |
| return JNI_ERR; |
| } |
| |
| if (!setCallBacks(1)) { |
| return JNI_ERR; |
| } |
| |
| nsk_jvmti_showPossessedCapabilities(jvmti); |
| |
| if (!enableEventList()) { |
| return JNI_ERR; |
| } |
| |
| if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL))) |
| return JNI_ERR; |
| |
| return JNI_OK; |
| } |
| |
| /* ============================================================================= */ |
| |
| |
| #ifdef __cplusplus |
| } |
| #endif |
