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/*
* Copyright (c) 2003, 2024, 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 <stdio.h>
#include <string.h>
#include <jvmti.h>
#include "agent_common.hpp"
#include "nsk_tools.hpp"
#include "jni_tools.hpp"
#include "JVMTITools.hpp"
#include "jvmti_tools.hpp"
extern "C" {
#define FLDS_NUM 12 /* overall number of tested fields */
#define STATUS_FAILED 2
#define PASSED 0
/* expected field signatures are below */
static const char *fld_sig[][FLDS_NUM] = {
{ "_getfldnm005St", "static",
"Lnsk/jvmti/GetFieldName/getfldnm005;", "null" },
{ "_getfldnm005b", "instance",
"Lnsk/jvmti/GetFieldName/getfldnm005b;",
"Lnsk/jvmti/GetFieldName/getfldnm005b<Ljava/lang/String;>;" },
{ "_getfldnm005bSt", "static",
"Lnsk/jvmti/GetFieldName/getfldnm005b;",
"Lnsk/jvmti/GetFieldName/getfldnm005b<Ljava/lang/String;>;" },
{ "_getfldnm005c", "instance",
"Lnsk/jvmti/GetFieldName/getfldnm005c;",
"Lnsk/jvmti/GetFieldName/getfldnm005c<Ljava/lang/Boolean;Ljava/lang/Integer;>;" },
{ "_getfldnm005cSt", "static",
"Lnsk/jvmti/GetFieldName/getfldnm005c;",
"Lnsk/jvmti/GetFieldName/getfldnm005c<Ljava/lang/Boolean;Ljava/lang/Integer;>;" },
{ "_getfldnm005e", "instance",
"Lnsk/jvmti/GetFieldName/getfldnm005e;",
"null" },
{ "_getfldnm005eSt", "static",
"Lnsk/jvmti/GetFieldName/getfldnm005e;",
"null" },
{ "_getfldnm005if", "instance",
"Lnsk/jvmti/GetFieldName/getfldnm005if;",
"Lnsk/jvmti/GetFieldName/getfldnm005if<Ljava/lang/Object;>;" },
{ "_getfldnm005ifSt", "static",
"Lnsk/jvmti/GetFieldName/getfldnm005if;",
"Lnsk/jvmti/GetFieldName/getfldnm005if<Ljava/lang/Object;>;" },
{ "_getfldnm005g", "instance",
"Lnsk/jvmti/GetFieldName/getfldnm005g;",
"Lnsk/jvmti/GetFieldName/getfldnm005g<Lnsk/jvmti/GetFieldName/getfldnm005f;>;" },
{ "_getfldnm005gSt", "static",
"Lnsk/jvmti/GetFieldName/getfldnm005g;",
"Lnsk/jvmti/GetFieldName/getfldnm005g<Lnsk/jvmti/GetFieldName/getfldnm005f;>;" },
{ "_getfldnm005gArr", "instance",
"[Lnsk/jvmti/GetFieldName/getfldnm005g;",
"null" }
};
static jvmtiEnv *jvmti = nullptr;
static int checkSig(JNIEnv *jni_env, jclass testedCls,
jfieldID testedFld, int instance, int idx) {
int totRes = PASSED;
char *name;
char *sign;
char *gen_sign;
if (!NSK_JVMTI_VERIFY(jvmti->GetFieldName(testedCls, testedFld, &name, &sign, &gen_sign))) {
NSK_COMPLAIN1("TEST FAILED: unable to get field name & signature for \"%s\"\n\n",
fld_sig[idx][0]);
return STATUS_FAILED;
} else {
NSK_DISPLAY1("Checking signatures for \"%s\" ...\n",
name);
if (strcmp(fld_sig[idx][2], sign) != 0 ||
strcmp(fld_sig[idx][3], (gen_sign == nullptr) ? "null" : gen_sign) != 0) {
NSK_COMPLAIN6(
"TEST FAILED: %s field \"%s\" has\n"
"\tsignature: \"%s\"\n"
"\tgeneric signature: \"%s\"\n\n"
"\tExpected: \"%s\"\n"
"\t\t\"%s\"\n\n",
(instance == 0) ? "instance" : "static",
fld_sig[idx][0],
sign, (gen_sign == nullptr) ? "null" : gen_sign,
fld_sig[idx][2], fld_sig[idx][3]);
totRes = STATUS_FAILED;
}
else
NSK_DISPLAY2("CHECK PASSED: signature: \"%s\",\n\tgeneric signature: \"%s\"\n",
sign, (gen_sign == nullptr) ? "null" : gen_sign);
NSK_DISPLAY0("Deallocating name & signature arrays\n");
if (!NSK_JVMTI_VERIFY(jvmti->Deallocate((unsigned char*) name)))
totRes = STATUS_FAILED;
if (!NSK_JVMTI_VERIFY(jvmti->Deallocate((unsigned char*) sign)))
totRes = STATUS_FAILED;
if (gen_sign != nullptr)
if (!NSK_JVMTI_VERIFY(jvmti->Deallocate((unsigned char*) gen_sign)))
totRes = STATUS_FAILED;
}
return totRes;
}
JNIEXPORT jint JNICALL
Java_nsk_jvmti_GetFieldName_getfldnm005_check(
JNIEnv *jni, jobject obj) {
int res = PASSED, i, instance;
jfieldID testedFld = nullptr;
jclass objCls = jni->GetObjectClass(obj);
for (i=0; i<FLDS_NUM; i++) {
instance = strcmp(fld_sig[i][1], "instance");
NSK_DISPLAY2(">>> Finding %s field: %s ...\n",
(instance == 0) ? "instance" : "static",
fld_sig[i][0]);
if (instance == 0) {
if (!NSK_JNI_VERIFY(jni, (testedFld = jni->GetFieldID(objCls, fld_sig[i][0], fld_sig[i][2])) != nullptr)) {
NSK_COMPLAIN1("TEST FAILERE: unable to get field ID for \"%s\"\n\n",
fld_sig[i][0]);
res = STATUS_FAILED;
continue;
}
}
else
if (!NSK_JNI_VERIFY(jni, (testedFld = jni->GetStaticFieldID(objCls, fld_sig[i][0], fld_sig[i][2])) != nullptr)) {
NSK_COMPLAIN1("TEST FAILERE: unable to get field ID for \"%s\"\n\n",
fld_sig[i][0]);
res = STATUS_FAILED;
continue;
}
NSK_DISPLAY1("\t... got fieldID: 0x%p\n", (void*) testedFld);
if (checkSig(jni, objCls, testedFld, instance, i) == STATUS_FAILED)
res = STATUS_FAILED;
NSK_DISPLAY0("<<<\n");
}
return res;
}
#ifdef STATIC_BUILD
JNIEXPORT jint JNICALL Agent_OnLoad_getfldnm005(JavaVM *jvm, char *options, void *reserved) {
return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNICALL Agent_OnAttach_getfldnm005(JavaVM *jvm, char *options, void *reserved) {
return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNI_OnLoad_getfldnm005(JavaVM *jvm, char *options, void *reserved) {
return JNI_VERSION_1_8;
}
#endif
jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {
/* init framework and parse options */
if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))
return JNI_ERR;
/* create JVMTI environment */
if (!NSK_VERIFY((jvmti =
nsk_jvmti_createJVMTIEnv(jvm, reserved)) != nullptr))
return JNI_ERR;
return JNI_OK;
}
}
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