35 /* ========================================================================== */
  36 
  37 /* scaffold objects */
  38 static jlong timeout = 0;
  39 
  40 /* event counts */
  41 static int VMObjectAllocEventsCount = 0;
  42 
  43 /* ========================================================================== */
  44 
  45 /** callback functions **/
  46 
  47 static void JNICALL
  48 VMObjectAlloc(jvmtiEnv *jvmti_env, JNIEnv* jni_env,
  49               jthread thread, jobject object,
  50               jclass object_klass, jlong size) {
  51     char *signature;
  52 
  53     VMObjectAllocEventsCount++;
  54 
  55     if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(GetClassSignature, jvmti_env,
  56             object_klass, &signature, NULL))) {
  57         nsk_jvmti_setFailStatus();
  58         return;
  59     }
  60     NSK_DISPLAY2("VMObjectAlloc: \"%s\", size=%d\n", signature, size);
  61     if (signature != NULL)
  62         NSK_CPP_STUB2(Deallocate, jvmti_env, (unsigned char*)signature);
  63 }
  64 
  65 /* ========================================================================== */
  66 
  67 /** Agent algorithm. */
  68 static void JNICALL
  69 agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) {
  70 
  71     if (!nsk_jvmti_waitForSync(timeout))
  72         return;
  73 
  74     NSK_DISPLAY1("VMObjectAlloc events received: %d\n",
  75         VMObjectAllocEventsCount);
  76     if (!NSK_VERIFY(VMObjectAllocEventsCount != 0))
  77         nsk_jvmti_setFailStatus();
  78 
  79     if (!nsk_jvmti_resumeSync())
  80         return;
  81 }
  82 

  98     jvmtiEnv* jvmti = NULL;
  99     jvmtiCapabilities caps;
 100     jvmtiEventCallbacks callbacks;
 101 
 102     NSK_DISPLAY0("Agent_OnLoad\n");
 103 
 104     if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
 105         return JNI_ERR;
 106 
 107     timeout = nsk_jvmti_getWaitTime() * 60 * 1000;
 108 
 109     if (!NSK_VERIFY((jvmti =
 110             nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))
 111         return JNI_ERR;
 112 
 113     if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL)))
 114         return JNI_ERR;
 115 
 116     memset(&caps, 0, sizeof(caps));
 117     caps.can_generate_vm_object_alloc_events = 1;
 118     if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(AddCapabilities, jvmti, &caps))) {
 119         return JNI_ERR;
 120     }
 121 
 122     memset(&callbacks, 0, sizeof(callbacks));
 123     callbacks.VMObjectAlloc = &VMObjectAlloc;
 124     if (!NSK_VERIFY(nsk_jvmti_init_MA(&callbacks)))
 125         return JNI_ERR;
 126 
 127     if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB4(SetEventNotificationMode,
 128             jvmti, JVMTI_ENABLE, JVMTI_EVENT_VM_OBJECT_ALLOC, NULL)))
 129         return JNI_ERR;
 130 
 131     return JNI_OK;
 132 }
 133 
 134 /* ========================================================================== */
 135 
 136 }

  35 /* ========================================================================== */
  36 
  37 /* scaffold objects */
  38 static jlong timeout = 0;
  39 
  40 /* event counts */
  41 static int VMObjectAllocEventsCount = 0;
  42 
  43 /* ========================================================================== */
  44 
  45 /** callback functions **/
  46 
  47 static void JNICALL
  48 VMObjectAlloc(jvmtiEnv *jvmti_env, JNIEnv* jni_env,
  49               jthread thread, jobject object,
  50               jclass object_klass, jlong size) {
  51     char *signature;
  52 
  53     VMObjectAllocEventsCount++;
  54 
  55     if (!NSK_JVMTI_VERIFY(jvmti_env->GetClassSignature(object_klass, &signature, NULL))) {

  56         nsk_jvmti_setFailStatus();
  57         return;
  58     }
  59     NSK_DISPLAY2("VMObjectAlloc: \"%s\", size=%d\n", signature, size);
  60     if (signature != NULL)
  61         jvmti_env->Deallocate((unsigned char*)signature);
  62 }
  63 
  64 /* ========================================================================== */
  65 
  66 /** Agent algorithm. */
  67 static void JNICALL
  68 agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) {
  69 
  70     if (!nsk_jvmti_waitForSync(timeout))
  71         return;
  72 
  73     NSK_DISPLAY1("VMObjectAlloc events received: %d\n",
  74         VMObjectAllocEventsCount);
  75     if (!NSK_VERIFY(VMObjectAllocEventsCount != 0))
  76         nsk_jvmti_setFailStatus();
  77 
  78     if (!nsk_jvmti_resumeSync())
  79         return;
  80 }
  81 

  97     jvmtiEnv* jvmti = NULL;
  98     jvmtiCapabilities caps;
  99     jvmtiEventCallbacks callbacks;
 100 
 101     NSK_DISPLAY0("Agent_OnLoad\n");
 102 
 103     if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
 104         return JNI_ERR;
 105 
 106     timeout = nsk_jvmti_getWaitTime() * 60 * 1000;
 107 
 108     if (!NSK_VERIFY((jvmti =
 109             nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))
 110         return JNI_ERR;
 111 
 112     if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL)))
 113         return JNI_ERR;
 114 
 115     memset(&caps, 0, sizeof(caps));
 116     caps.can_generate_vm_object_alloc_events = 1;
 117     if (!NSK_JVMTI_VERIFY(jvmti->AddCapabilities(&caps))) {
 118         return JNI_ERR;
 119     }
 120 
 121     memset(&callbacks, 0, sizeof(callbacks));
 122     callbacks.VMObjectAlloc = &VMObjectAlloc;
 123     if (!NSK_VERIFY(nsk_jvmti_init_MA(&callbacks)))
 124         return JNI_ERR;
 125 
 126     if (!NSK_JVMTI_VERIFY(jvmti->SetEventNotificationMode(JVMTI_ENABLE, JVMTI_EVENT_VM_OBJECT_ALLOC, NULL)))

 127         return JNI_ERR;
 128 
 129     return JNI_OK;
 130 }
 131 
 132 /* ========================================================================== */
 133 
 134 }