| /* |
| * 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 <stdlib.h> |
| #include <string.h> |
| #include "jni_tools.h" |
| #include "agent_common.h" |
| #include "jvmti_tools.h" |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /* ========================================================================== */ |
| |
| /* scaffold objects */ |
| static jlong timeout = 0; |
| |
| /* test objects */ |
| static jrawMonitorID access_lock; |
| static volatile jboolean was_VMStart = JNI_FALSE; |
| static volatile jboolean was_VMInit = JNI_FALSE; |
| static volatile jboolean was_VMDeath = JNI_FALSE; |
| |
| /* ========================================================================== */ |
| |
| static void JNICALL |
| VMStart(jvmtiEnv *jvmti, JNIEnv* jni) { |
| jvmtiPhase phase; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorEnter, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| |
| NSK_DISPLAY0("VMStart\n"); |
| |
| /* testcase #2: check JVMTI_PHASE_START */ |
| NSK_DISPLAY0("Testcase #2: check if GetPhase returns JVMTI_PHASE_START\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_START)) |
| nsk_jvmti_setFailStatus(); |
| |
| was_VMStart = JNI_TRUE; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| static void JNICALL |
| VMInit(jvmtiEnv *jvmti, JNIEnv* jni, jthread thread) { |
| jvmtiPhase phase; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorEnter, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| |
| NSK_DISPLAY0("VMInit\n"); |
| |
| /* testcase #3: check JVMTI_PHASE_LIVE */ |
| NSK_DISPLAY0("Testcase #3: check if GetPhase returns JVMTI_PHASE_LIVE\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_LIVE)) |
| nsk_jvmti_setFailStatus(); |
| |
| was_VMInit = JNI_TRUE; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| static void JNICALL |
| NativeMethodBind(jvmtiEnv* jvmti, JNIEnv *jni, |
| jthread thread, jmethodID method, |
| void* address, void** new_address_ptr) { |
| jvmtiPhase phase; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorEnter, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| |
| NSK_DISPLAY0("NativeMethodBind\n"); |
| |
| if (was_VMStart == JNI_FALSE) { |
| |
| /* testcase #5: check JVMTI_PHASE_PRIMORDIAL */ |
| NSK_DISPLAY0("Testcase #2: check if GetPhase returns JVMTI_PHASE_PRIMORDIAL\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_PRIMORDIAL)) |
| nsk_jvmti_setFailStatus(); |
| |
| } else if (was_VMInit == JNI_FALSE) { |
| |
| /* testcase #2: check JVMTI_PHASE_START */ |
| NSK_DISPLAY0("Testcase #2: check if GetPhase returns JVMTI_PHASE_START\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_START)) |
| nsk_jvmti_setFailStatus(); |
| |
| } else if (was_VMDeath == JNI_FALSE) { |
| |
| /* testcase #3: check JVMTI_PHASE_LIVE */ |
| NSK_DISPLAY0("Testcase #3: check if GetPhase returns JVMTI_PHASE_LIVE\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_LIVE)) |
| nsk_jvmti_setFailStatus(); |
| |
| } else { /* was_VMDeath == JNI_TRUE */ |
| |
| /* testcase #4: check JVMTI_PHASE_DEAD */ |
| NSK_DISPLAY0("Testcase #4: check if GetPhase returns JVMTI_PHASE_DEAD\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_DEAD)) |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| static 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 phase; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorEnter, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| |
| NSK_DISPLAY1("ClassFileLoadHook: %s\n", name); |
| |
| if (was_VMStart == JNI_FALSE) { |
| |
| /* testcase #5: check JVMTI_PHASE_PRIMORDIAL */ |
| NSK_DISPLAY0("Testcase #2: check if GetPhase returns JVMTI_PHASE_PRIMORDIAL\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_PRIMORDIAL)) |
| nsk_jvmti_setFailStatus(); |
| |
| } else if (was_VMInit == JNI_FALSE) { |
| |
| /* testcase #2: check JVMTI_PHASE_START */ |
| NSK_DISPLAY0("Testcase #2: check if GetPhase returns JVMTI_PHASE_START\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_START)) |
| nsk_jvmti_setFailStatus(); |
| |
| } else if (was_VMDeath == JNI_FALSE) { |
| |
| /* testcase #3: check JVMTI_PHASE_LIVE */ |
| NSK_DISPLAY0("Testcase #3: check if GetPhase returns JVMTI_PHASE_LIVE\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_LIVE)) |
| nsk_jvmti_setFailStatus(); |
| |
| } else { /* was_VMDeath == JNI_TRUE */ |
| |
| /* testcase #4: check JVMTI_PHASE_DEAD */ |
| NSK_DISPLAY0("Testcase #4: check if GetPhase returns JVMTI_PHASE_DEAD\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_DEAD)) |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| static void JNICALL |
| VMDeath(jvmtiEnv *jvmti, JNIEnv* jni) { |
| jvmtiPhase phase; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorEnter, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| |
| NSK_DISPLAY0("VMDeath\n"); |
| |
| /* testcase #3: check JVMTI_PHASE_LIVE */ |
| NSK_DISPLAY0("Testcase #3: check if GetPhase returns JVMTI_PHASE_LIVE\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_LIVE)) |
| nsk_jvmti_setFailStatus(); |
| |
| was_VMDeath = JNI_TRUE; |
| |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(RawMonitorExit, jvmti, access_lock))) |
| nsk_jvmti_setFailStatus(); |
| } |
| |
| /* ========================================================================== */ |
| |
| /* agent algorithm */ |
| static void JNICALL |
| agentProc(jvmtiEnv *jvmti, JNIEnv* jni, void* arg) { |
| jvmtiPhase phase; |
| |
| NSK_DISPLAY0("agentProc\n"); |
| |
| /* wait for debuggee start */ |
| if (!nsk_jvmti_waitForSync(timeout)) |
| return; |
| |
| /* testcase #3: check JVMTI_PHASE_LIVE */ |
| NSK_DISPLAY0("Testcase #3: check if GetPhase returns JVMTI_PHASE_LIVE\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_LIVE)) |
| nsk_jvmti_setFailStatus(); |
| |
| /* resume debugee after last sync */ |
| if (!nsk_jvmti_resumeSync()) |
| return; |
| } |
| |
| /* ========================================================================== */ |
| |
| /* agent library initialization */ |
| #ifdef STATIC_BUILD |
| JNIEXPORT jint JNICALL Agent_OnLoad_getphase001(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNICALL Agent_OnAttach_getphase001(JavaVM *jvm, char *options, void *reserved) { |
| return Agent_Initialize(jvm, options, reserved); |
| } |
| JNIEXPORT jint JNI_OnLoad_getphase001(JavaVM *jvm, char *options, void *reserved) { |
| return JNI_VERSION_1_8; |
| } |
| #endif |
| jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) { |
| jvmtiEnv *jvmti = NULL; |
| jvmtiPhase phase; |
| jvmtiCapabilities caps; |
| jvmtiEventCallbacks callbacks; |
| |
| /* init framework and parse options */ |
| if (!NSK_VERIFY(nsk_jvmti_parseOptions(options))) |
| return JNI_ERR; |
| |
| NSK_DISPLAY0("Agent_OnLoad\n"); |
| |
| 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( |
| NSK_CPP_STUB3(CreateRawMonitor, jvmti, |
| "_access_lock", &access_lock))) |
| return JNI_ERR; |
| |
| /* testcase #1: check JVMTI_PHASE_ONLOAD */ |
| NSK_DISPLAY0("Testcase #1: check if GetPhase returns JVMTI_PHASE_ONLOAD\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| nsk_jvmti_setFailStatus(); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_ONLOAD)) |
| nsk_jvmti_setFailStatus(); |
| |
| /* add capabilities */ |
| memset(&caps, 0, sizeof(caps)); |
| caps.can_generate_all_class_hook_events = 1; |
| caps.can_generate_native_method_bind_events = 1; |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities, jvmti, &caps))) |
| return JNI_ERR; |
| |
| memset(&callbacks, 0, sizeof(callbacks)); |
| callbacks.VMStart = &VMStart; |
| callbacks.VMInit = &VMInit; |
| callbacks.VMDeath = &VMDeath; |
| callbacks.NativeMethodBind = &NativeMethodBind; |
| callbacks.ClassFileLoadHook = &ClassFileLoadHook; |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB3(SetEventCallbacks, jvmti, |
| &callbacks, sizeof(callbacks)))) |
| return JNI_ERR; |
| |
| /* enable VMStart event */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, JVMTI_ENABLE, |
| JVMTI_EVENT_VM_START, NULL))) |
| return JNI_ERR; |
| |
| /* enable VMInit event */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, JVMTI_ENABLE, |
| JVMTI_EVENT_VM_INIT, NULL))) |
| return JNI_ERR; |
| |
| /* enable NativeMethodBind event */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, JVMTI_ENABLE, |
| JVMTI_EVENT_NATIVE_METHOD_BIND, NULL))) |
| return JNI_ERR; |
| |
| /* enable ClassFileLoadHook event */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, JVMTI_ENABLE, |
| JVMTI_EVENT_CLASS_FILE_LOAD_HOOK, NULL))) |
| return JNI_ERR; |
| |
| /* enable VMDeath event */ |
| if (!NSK_JVMTI_VERIFY( |
| NSK_CPP_STUB4(SetEventNotificationMode, jvmti, JVMTI_ENABLE, |
| JVMTI_EVENT_VM_DEATH, NULL))) |
| return JNI_ERR; |
| |
| /* register agent proc and arg */ |
| if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL))) |
| return JNI_ERR; |
| |
| return JNI_OK; |
| } |
| |
| /* ========================================================================== */ |
| |
| /* agent library shutdown */ |
| JNIEXPORT void JNICALL |
| #ifdef STATIC_BUILD |
| Agent_OnUnload_getphase001(JavaVM *jvm) |
| #else |
| Agent_OnUnload(JavaVM *jvm) |
| #endif |
| { |
| jvmtiEnv *jvmti = nsk_jvmti_getAgentJVMTIEnv(); |
| jvmtiPhase phase; |
| |
| NSK_DISPLAY0("Agent_OnUnload\n"); |
| |
| /* testcase #4: check JVMTI_PHASE_DEAD */ |
| NSK_DISPLAY0("Testcase #4: check if GetPhase returns JVMTI_PHASE_DEAD\n"); |
| if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(GetPhase, jvmti, &phase))) |
| exit(97); |
| |
| if (!NSK_VERIFY(phase == JVMTI_PHASE_DEAD)) |
| exit(97); |
| } |
| |
| /* ========================================================================== */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
