test/hotspot/jtreg/vmTestbase/nsk/jvmti/scenarios/events/EM04/em04t001/em04t001.cpp
8215161: Normalize spaces for vmTestbase/[a-j]
Summary: Added spaces around comparators
Reviewed-by: amenkov, sspitsyn, martin
/*
* 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 <stdlib.h>
#include "jvmti.h"
#include "agent_common.h"
#include "jni_tools.h"
#include "jvmti_tools.h"
#include "JVMTITools.h"
#include "nsk_list.h"
#include "nsk_mutex.h"
extern "C" {
/* ============================================================================= */
/* scaffold objects */
static jvmtiEnv *jvmti = NULL;
static jlong timeout = 0;
const void *plist = NULL;
#define NAME_LENGTH 50
typedef struct nsk_jvmti_DCG_paramsStruct {
char name[NAME_LENGTH];
const void *address;
jint length;
int sign;
} nsk_jvmti_DCG_params;
static MUTEX* mutex = NULL;
/* ============================================================================= */
/* callbacks */
void JNICALL
cbDynamicCodeGenerated1(jvmtiEnv *jvmti_env, const char *name,
const void *address, jint length) {
nsk_jvmti_DCG_params *rec;
int b;
rec = (nsk_jvmti_DCG_params *)malloc(sizeof(nsk_jvmti_DCG_params));
strncpy(rec->name, name, NAME_LENGTH);
rec->name[NAME_LENGTH - 1] = '\0';
rec->address = address;
rec->length = length;
rec->sign = 0;
NSK_DISPLAY3("received: 0x%p %7d %s\n", rec->address, rec->length, rec->name);
MUTEX_acquire(mutex);
b = NSK_VERIFY(nsk_list_add(plist, rec));
MUTEX_release(mutex);
if (!b) {
nsk_jvmti_setFailStatus();
free((void *)rec);
}
}
void JNICALL
cbDynamicCodeGenerated2(jvmtiEnv *jvmti_env, const char *name,
const void *address, jint length) {
int i;
nsk_jvmti_DCG_params *rec;
int count = nsk_list_getCount(plist);
int compLength = NAME_LENGTH - 1;
for (i = 0; i < count; i ++) {
rec = (nsk_jvmti_DCG_params *)nsk_list_get(plist, i);
if ((rec->address == address) && (rec->length == length)) {
rec->sign = 1;
NSK_DISPLAY3("checked: 0x%p %7d %s\n", rec->address, rec->length,
rec->name);
if (strncmp(rec->name, name, compLength) != 0) {
NSK_DISPLAY2("\t<%s> was renamed to <%s>\n", rec->name, name);
}
return;
}
}
NSK_DISPLAY3("NOT FOUND: 0x%p %7d %s\n", address, length, name);
}
/* ============================================================================= */
static int
enableEvent(jvmtiEventMode enable, jvmtiEvent event) {
if (!NSK_JVMTI_VERIFY(jvmti->SetEventNotificationMode(enable, event, NULL))) {
nsk_jvmti_setFailStatus();
return NSK_FALSE;
}
return NSK_TRUE;
}
int setCallBacks(int stage) {
jvmtiEventCallbacks eventCallbacks;
memset(&eventCallbacks, 0, sizeof(eventCallbacks));
eventCallbacks.DynamicCodeGenerated = (stage == 1) ?
cbDynamicCodeGenerated1 : cbDynamicCodeGenerated2;
if (!NSK_JVMTI_VERIFY(jvmti->SetEventCallbacks(&eventCallbacks, sizeof(eventCallbacks))))
return NSK_FALSE;
return NSK_TRUE;
}
/* ============================================================================= */
/** Agent algorithm. */
static void JNICALL
agentProc(jvmtiEnv* jvmti, JNIEnv* agentJNI, void* arg) {
NSK_DISPLAY0("Wait for debuggee to become ready\n");
if (!nsk_jvmti_waitForSync(timeout))
return;
/* stage 2 */
if (!setCallBacks(2)) {
return;
}
if (!NSK_JVMTI_VERIFY(jvmti->GenerateEvents(JVMTI_EVENT_DYNAMIC_CODE_GENERATED)))
nsk_jvmti_setFailStatus();
{
int i;
const nsk_jvmti_DCG_params *rec;
int count = nsk_list_getCount(plist);
for (i = 0; i < count; i++) {
rec = (const nsk_jvmti_DCG_params *)nsk_list_get(plist, 0);
if (!rec->sign) {
NSK_COMPLAIN3("missed event for\n\t0x%p %7d %s\n", rec->address, rec->length, rec->name);
nsk_jvmti_setFailStatus();
}
free((void *)rec);
nsk_list_remove(plist, 0);
}
}
NSK_DISPLAY0("Let debuggee to finish\n");
if (!nsk_jvmti_resumeSync())
return;
}
/* ============================================================================= */
/** Agent library initialization. */
#ifdef STATIC_BUILD
JNIEXPORT jint JNICALL Agent_OnLoad_em04t001(JavaVM *jvm, char *options, void *reserved) {
return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNICALL Agent_OnAttach_em04t001(JavaVM *jvm, char *options, void *reserved) {
return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNI_OnLoad_em04t001(JavaVM *jvm, char *options, void *reserved) {
return JNI_VERSION_1_8;
}
#endif
jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
mutex = MUTEX_create();
if (!mutex)
return JNI_ERR;
if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
return JNI_ERR;
timeout = nsk_jvmti_getWaitTime() * 60 * 1000;
jvmti = nsk_jvmti_createJVMTIEnv(jvm, reserved);
if (!NSK_VERIFY(jvmti != NULL))
return JNI_ERR;
plist = (const void *)nsk_list_create();
if (!NSK_VERIFY(plist != NULL))
return JNI_ERR;
NSK_DISPLAY1("plist = 0x%p\n", plist);
if (!setCallBacks(1)) {
return JNI_ERR;
}
if (!enableEvent(JVMTI_ENABLE, JVMTI_EVENT_VM_INIT)
|| !enableEvent(JVMTI_ENABLE, JVMTI_EVENT_VM_DEATH)
|| !enableEvent(JVMTI_ENABLE, JVMTI_EVENT_DYNAMIC_CODE_GENERATED)) {
return JNI_ERR;
}
if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL)))
return JNI_ERR;
return JNI_OK;
}
/* ============================================================================= */
JNIEXPORT void JNICALL
#ifdef STATIC_BUILD
Agent_OnUnload_em04t001(JavaVM *jvm)
#else
Agent_OnUnload(JavaVM *jvm)
#endif
{
if (!NSK_VERIFY(nsk_list_destroy(plist))) {
nsk_jvmti_setFailStatus();
}
if (mutex) {
MUTEX_destroy(mutex);
mutex = NULL;
}
}
}