/*

 * 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 <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 EXP_OBJ_NUMBER 1

static JNIEnv *jni = NULL;

static jvmtiEnv *jvmti = NULL;

static jvmtiEventCallbacks callbacks;

static jvmtiCapabilities caps;

static jlong timeout = 0;

static jobject referrer = NULL;

static const char* DEBUGEE_SIGNATURE   = "Lnsk/jvmti/scenarios/allocation/AP09/ap09t001;";

static const long OBJECT_TAG         = 1l;

static const long CLASS_TAG          = 2l;

static const long LOADER_TAG         = 3l;

static const long DOMAIN_TAG         = 4l;

static const long INSTANCE_FIELD_TAG = 5l;

static const long STATIC_FIELD_TAG   = 6l;

static const long ARRAY_TAG          = 7l;

static const long INTERFACE_TAG      = 8l;

static int classFound         = 0;

static int loaderFound        = 0;

static int domainFound        = 0;

static int instanceFieldFound = 0;

static int staticFieldFound   = 0;

static int arrayFound         = 0;

static int interfaceFound     = 0;

/* jvmtiHeapRootCallback */

jvmtiIterationControl JNICALL

heapRootCallback( jvmtiHeapRootKind root_kind,

                  jlong class_tag,

                  jlong size,

                  jlong* tag_ptr,

                  void* user_data) {

    return JVMTI_ITERATION_CONTINUE;

}

/* jvmtiStackReferenceCallback */

jvmtiIterationControl JNICALL

stackReferenceCallback( jvmtiHeapRootKind root_kind,

                        jlong     class_tag,

                        jlong     size,

                        jlong*    tag_ptr,

                        jlong     thread_tag,

                        jint      depth,

                        jmethodID method,

                        jint      slot,

                        void*     user_data) {

    return JVMTI_ITERATION_CONTINUE;

}

/* jvmtiObjectReferenceCallback */

jvmtiIterationControl JNICALL

objectReferenceCallback( jvmtiObjectReferenceKind reference_kind,

                         jlong  class_tag,

                         jlong  size,

                         jlong* tag_ptr,

                         jlong  referrer_tag,

                         jint   referrer_index,

                         void*  user_data) {

    if (*tag_ptr != 0 && referrer_tag != 0) {

        NSK_DISPLAY4("objectReferenceCallback: reference kind=%s, referrer_index=%d, referrer_tag=%d, referree_tag=%d\n",

            TranslateObjectRefKind(reference_kind), (int)referrer_index, (long)referrer_tag, (long)*tag_ptr);

        if (reference_kind == JVMTI_REFERENCE_CLASS && *tag_ptr == CLASS_TAG) {

            classFound++;

        }

        if (reference_kind == JVMTI_REFERENCE_CLASS_LOADER && *tag_ptr == LOADER_TAG) {

            loaderFound++;

        }

        if (reference_kind == JVMTI_REFERENCE_INTERFACE && *tag_ptr == INTERFACE_TAG) {

            interfaceFound++;

        }

        if (reference_kind == JVMTI_REFERENCE_PROTECTION_DOMAIN && *tag_ptr == DOMAIN_TAG) {

            domainFound++;

        }

        if (reference_kind == JVMTI_REFERENCE_ARRAY_ELEMENT && *tag_ptr == STATIC_FIELD_TAG && referrer_tag == ARRAY_TAG) {

            arrayFound++;

        }

        if (reference_kind == JVMTI_REFERENCE_STATIC_FIELD && *tag_ptr == ARRAY_TAG) {

            staticFieldFound++;

        }

        if (reference_kind == JVMTI_REFERENCE_FIELD && *tag_ptr == INSTANCE_FIELD_TAG) {

            instanceFieldFound++;

        }

    }

    return JVMTI_ITERATION_CONTINUE;

}

/************************/

JNIEXPORT void JNICALL

Java_nsk_jvmti_scenarios_allocation_AP09_ap09t001_setTag( JNIEnv* jni,

                                                          jobject obj,

                                                          jobject target,

                                                          jlong   tag ) {

        nsk_jvmti_setFailStatus();

    }

}

JNIEXPORT void JNICALL

Java_nsk_jvmti_scenarios_allocation_AP09_ap09t001_setReferrer( JNIEnv* jni, jclass klass, jobject ref) {

        nsk_jvmti_setFailStatus();

}

static void JNICALL

agentProc(jvmtiEnv* jvmti, JNIEnv* jni, void* arg) {

    jclass debugeeClass = NULL;

    NSK_DISPLAY0("Wait for debugee start\n\n");

    if (!NSK_VERIFY(nsk_jvmti_waitForSync(timeout)))

        return;

    do {

        NSK_DISPLAY0("\nCalling IterateOverObjectsReachableFromObject\n");

            nsk_jvmti_setFailStatus();

        }

        if (!classFound) {

            NSK_COMPLAIN0("Expected reference with kind=JVMTI_REFERENCE_CLASS was not iterated.");

            nsk_jvmti_setFailStatus();

        }

        if (!loaderFound) {

            NSK_COMPLAIN0("Expected reference with kind=JVMTI_REFERENCE_CLASS_LOADER was not iterated.");

            nsk_jvmti_setFailStatus();

        }

        if (!interfaceFound) {

            NSK_COMPLAIN0("Expected reference with kind=JVMTI_REFERENCE_INTERFACE was not iterated.");

            nsk_jvmti_setFailStatus();

        }

        if (!domainFound) {

            NSK_COMPLAIN0("Expected reference with kind=JVMTI_REFERENCE_PROTECTION_DOMAIN was not iterated.");

            nsk_jvmti_setFailStatus();

        }

        if (!arrayFound) {

            NSK_COMPLAIN0("Expected reference with kind=JVMTI_REFERENCE_ARRAY_ELEMENT was not iterated.");

            nsk_jvmti_setFailStatus();

        }

        if (!staticFieldFound) {

            NSK_COMPLAIN0("Expected reference with kind=JVMTI_REFERENCE_STATIC_FIELD was not iterated.");

            nsk_jvmti_setFailStatus();

        }

        if (!instanceFieldFound) {

            NSK_COMPLAIN0("Expected reference with kind=JVMTI_REFERENCE_FIELD was not iterated.");

            nsk_jvmti_setFailStatus();

        }

    } while (0);

    NSK_DISPLAY0("Let debugee to finish\n");

    if (!NSK_VERIFY(nsk_jvmti_resumeSync()))

        return;

}

#ifdef STATIC_BUILD

JNIEXPORT jint JNICALL Agent_OnLoad_ap09t001(JavaVM *jvm, char *options, void *reserved) {

    return Agent_Initialize(jvm, options, reserved);

}

JNIEXPORT jint JNICALL Agent_OnAttach_ap09t001(JavaVM *jvm, char *options, void *reserved) {

    return Agent_Initialize(jvm, options, reserved);

}

JNIEXPORT jint JNI_OnLoad_ap09t001(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;

    memset(&caps, 0, sizeof(jvmtiCapabilities));

    caps.can_tag_objects = 1;

        return JNI_ERR;

        return JNI_ERR;

    if (!caps.can_tag_objects) {

        NSK_COMPLAIN0("Tagging objects is not available.\n");

        return JNI_ERR;

    }

    if (!NSK_VERIFY(nsk_jvmti_setAgentProc(agentProc, NULL)))

        return JNI_ERR;

    NSK_DISPLAY0("agentProc has been set\n\n");

    return JNI_OK;

}

}