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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" {
/* number of tested methods in particular class */
#define METH_NUM 2
/* overall number of all tested methods */
#define TOT_NUM 5
#define STATUS_FAILED 2
#define PASSED 0
/* expected class signatures are below */
static const char *meth_sig[][METH_NUM][TOT_NUM] = {
{ { "methname003bMeth", "instance",
"(Lnsk/jvmti/GetMethodName/methname003b;)Lnsk/jvmti/GetMethodName/methname003b;",
"<L:Ljava/lang/String;>(Lnsk/jvmti/GetMethodName/methname003b<TL;>;)Lnsk/jvmti/GetMethodName/methname003b<Ljava/lang/String;>;" },
{ "methname003bMethSt", "static",
"(Lnsk/jvmti/GetMethodName/methname003b;)Lnsk/jvmti/GetMethodName/methname003b;",
"<T:Ljava/lang/String;>(Lnsk/jvmti/GetMethodName/methname003b<TT;>;)Lnsk/jvmti/GetMethodName/methname003b<Ljava/lang/String;>;" } },
{ { "methname003cMeth", "instance",
"(Ljava/lang/Class;)Ljava/lang/Object;",
"<U:Ljava/lang/Object;>(Ljava/lang/Class<TU;>;)TU;" },
{ "methname003cMethSt", "static",
"(Ljava/lang/Class;)Ljava/lang/Object;",
"<U:Ljava/lang/Object;>(Ljava/lang/Class<TU;>;)TU;" } },
{ { "methname003eMeth", "instance",
"(Lnsk/jvmti/GetMethodName/methname003e;)V",
"null" },
{ "methname003eMethSt", "static",
"(Lnsk/jvmti/GetMethodName/methname003e;)V",
"null" } },
{ { "methname003ifMeth", "instance",
"()I",
"null" },
{ "methname003ifMeth2", "instance",
"(Ljava/lang/Object;)I",
"<T:Ljava/lang/Object;>(TT;)I" } },
{ { "methname003gMeth", "instance",
"(Ljava/lang/Byte;Ljava/lang/Double;[Ljava/lang/Class;)V",
"<A:Ljava/lang/Byte;B:Ljava/lang/Double;>(TA;TB;[Ljava/lang/Class<*>;)V" },
{ "methname003gMethSt", "static",
"(Ljava/lang/Byte;Ljava/lang/Double;)V",
"<A:Ljava/lang/Byte;B:Ljava/lang/Double;>(TA;TB;)V" } }
};
static jvmtiEnv *jvmti = nullptr;
static int checkSig(JNIEnv *jni_env, jmethodID testedMeth,
int instance, int clsIdx, int methIdx) {
int totRes = PASSED;
char *name;
char *sign;
char *gen_sign;
if (!NSK_JVMTI_VERIFY(jvmti->GetMethodName(testedMeth, &name, &sign, &gen_sign))) {
NSK_COMPLAIN1("TEST FAILED: unable to get class signature for \"%s\"\n\n",
meth_sig[clsIdx][methIdx][0]);
return STATUS_FAILED;
} else {
NSK_DISPLAY1("Checking signatures for \"%s\" ...\n",
meth_sig[clsIdx][methIdx][0]);
if (strcmp(meth_sig[clsIdx][methIdx][2], sign) != 0 ||
strcmp(meth_sig[clsIdx][methIdx][3], (gen_sign == nullptr) ? "null" : gen_sign) != 0) {
NSK_COMPLAIN5("TEST FAILED: class: \"%s\" \
has\n\tsignature: \"%s\"\n\tgeneric signature: \"%s\"\n\n\tExpected: \"%s\"\n\t\t\"%s\"\n\n",
meth_sig[clsIdx][methIdx][0],
sign, (gen_sign == nullptr) ? "null" : gen_sign,
meth_sig[clsIdx][methIdx][2], meth_sig[clsIdx][methIdx][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_GetMethodName_methname003_check(
JNIEnv *jni, jobject obj, jobject testedObj, jint clsIdx) {
int res = PASSED, i, instance;
jmethodID testedMeth = nullptr;
jclass objCls = jni->GetObjectClass(testedObj);
for (i=0; i<METH_NUM; i++) {
instance = strcmp(meth_sig[clsIdx][i][1], "instance");
NSK_DISPLAY2(">>> Finding %s method: %s ...\n",
(instance == 0) ? "instance" : "static",
meth_sig[clsIdx][i][0]);
if (instance == 0) {
if (!NSK_JNI_VERIFY(jni, (testedMeth = jni->GetMethodID(objCls, meth_sig[clsIdx][i][0], meth_sig[clsIdx][i][2])) != nullptr)) {
NSK_COMPLAIN2("TEST FAILERE: unable to get method ID for \"%s\" \"%s\"\n\n",
meth_sig[clsIdx][i][0], meth_sig[clsIdx][i][2]);
res = STATUS_FAILED;
continue;
}
}
else
if (!NSK_JNI_VERIFY(jni, (testedMeth = jni->GetStaticMethodID(objCls, meth_sig[clsIdx][i][0], meth_sig[clsIdx][i][2])) != nullptr)) {
NSK_COMPLAIN2("TEST FAILERE: unable to get method ID for \"%s\" \"%s\"\n\n",
meth_sig[clsIdx][i][0], meth_sig[clsIdx][i][2]);
res = STATUS_FAILED;
continue;
}
NSK_DISPLAY1("\t... got methodID: 0x%p\n", (void*) testedMeth);
if (checkSig(jni, testedMeth, instance, clsIdx, i) == STATUS_FAILED)
res = STATUS_FAILED;
NSK_DISPLAY0("<<<\n");
}
return res;
}
#ifdef STATIC_BUILD
JNIEXPORT jint JNICALL Agent_OnLoad_methname003(JavaVM *jvm, char *options, void *reserved) {
return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNICALL Agent_OnAttach_methname003(JavaVM *jvm, char *options, void *reserved) {
return Agent_Initialize(jvm, options, reserved);
}
JNIEXPORT jint JNI_OnLoad_methname003(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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