/*

 * 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 <stdio.h>

#include <string.h>

#include <jvmti.h>

#include "agent_common.h"

#include "nsk_tools.h"

#include "jni_tools.h"

#include "JVMTITools.h"

#include "jvmti_tools.h"

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 = NULL;

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(NSK_CPP_STUB6(GetFieldName,

            jvmti, 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==NULL)?"NULL":gen_sign) != 0) {

               (instance==0)?"instance":"static",

                fld_sig[idx][0],

                sign, (gen_sign==NULL)?"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==NULL)?"NULL":gen_sign);

        NSK_DISPLAY0("Deallocating name & signature arrays\n");

        if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(Deallocate,

                jvmti, (unsigned char*) name)))

            totRes = STATUS_FAILED;

        if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(Deallocate,

                jvmti, (unsigned char*) sign)))

            totRes = STATUS_FAILED;

        if (gen_sign!=NULL)

            if (!NSK_JVMTI_VERIFY(NSK_CPP_STUB2(Deallocate,

                    jvmti, (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 = NULL;

    jclass objCls = NSK_CPP_STUB2(GetObjectClass,

        jni, 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 = NSK_CPP_STUB4(

                    GetFieldID, jni, objCls,

                    fld_sig[i][0], fld_sig[i][2])) != NULL)) {

                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 = NSK_CPP_STUB4(

                    GetStaticFieldID, jni, objCls,

                    fld_sig[i][0], fld_sig[i][2])) != NULL)) {

                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)) != NULL))

        return JNI_ERR;

    return JNI_OK;

}

}