/*

 * 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 <stdlib.h>

#include <string.h>

#include "jni_tools.h"

#include "agent_common.h"

#include "jvmti_tools.h"

#define PASSED 0

#define STATUS_FAILED 2

extern "C" {

/* ========================================================================== */

/* scaffold objects */

static jlong timeout = 0;

/* test objects */

static jthread thread = NULL;

static jmethodID method = NULL;

static int BreakpointEventsCount = 0;

static int FramePopEventsCount = 0;

/* ========================================================================== */

/** callback functions **/

static void JNICALL

Breakpoint(jvmtiEnv *jvmti_env, JNIEnv *jni_env,

        jthread thread, jmethodID method, jlocation location) {

    char *name = NULL;

    char *signature = NULL;

    BreakpointEventsCount++;

        nsk_jvmti_setFailStatus();

    }

    NSK_DISPLAY2("Breakpoint event: %s%s\n", name, signature);

    if (name != NULL)

    if (signature != NULL)

    switch(BreakpointEventsCount) {

    case 1:

        NSK_DISPLAY0("Testcase #1: FramePop in both agents\n");

        break;

    case 2:

        NSK_DISPLAY0("Testcase #2: w/o NotifyFramePop in 2nd agent\n");

        break;

    case 3:

        NSK_DISPLAY0("Testcase #3: FramePop disabled in 2nd agent\n");

        break;

    default:

        NSK_COMPLAIN0("Should no reach here");

        nsk_jvmti_setFailStatus();

        break;

    }

        nsk_jvmti_setFailStatus();

    }

}

static void JNICALL

FramePop(jvmtiEnv *jvmti_env, JNIEnv *jni_env,

        jthread thread, jmethodID method,

        jboolean wasPopedByException) {

    char *name = NULL;

    char *signature = NULL;

    FramePopEventsCount++;

        nsk_jvmti_setFailStatus();

        return;

    }

    NSK_DISPLAY2("FramePop event: %s%s\n", name, signature);

    if (name != NULL)

    if (signature != NULL)

}

/* ========================================================================== */

static int prepare(jvmtiEnv* jvmti, JNIEnv* jni) {

    const char* THREAD_NAME = "Debuggee Thread";

    jvmtiThreadInfo info;

    jthread *threads = NULL;

    jclass klass = NULL;

    jint threads_count = 0;

    int i;

    NSK_DISPLAY0("Prepare: find tested thread\n");

    /* get all live threads */

        return NSK_FALSE;

    if (!NSK_VERIFY(threads_count > 0 && threads != NULL))

        return NSK_FALSE;

    /* find tested thread */

    for (i = 0; i < threads_count; i++) {

        if (!NSK_VERIFY(threads[i] != NULL))

            return NSK_FALSE;

        /* get thread information */

            return NSK_FALSE;

        NSK_DISPLAY3("    thread #%d (%s): %p\n", i, info.name, threads[i]);

        /* find by name */

        if (info.name != NULL && (strcmp(info.name, THREAD_NAME) == 0)) {

            thread = threads[i];

        }

        if (info.name != NULL) {

                return NSK_FALSE;

        }

    }

    /* deallocate threads list */

        return NSK_FALSE;

    if (thread == NULL) {

        NSK_COMPLAIN0("Debuggee thread not found");

        return NSK_FALSE;

    }

        return NSK_FALSE;

    /* get tested thread class */

        return NSK_FALSE;

    /* get tested thread method 'checkPoint' */

        return NSK_FALSE;

        return NSK_FALSE;

    /* enable events */

        return NSK_FALSE;

        return NSK_FALSE;

    return NSK_TRUE;

}

/* ========================================================================== */

/** Agent algorithm. */

static void JNICALL

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

    if (!nsk_jvmti_waitForSync(timeout))

        return;

    if (!prepare(jvmti, jni)) {

        nsk_jvmti_setFailStatus();

        return;

    }

    /* resume debugee and wait for sync */

    if (!nsk_jvmti_resumeSync())

        return;

    if (!nsk_jvmti_waitForSync(timeout))

        return;

    if (FramePopEventsCount == 0) {

        NSK_COMPLAIN0("No FramePop events\n");

        nsk_jvmti_setFailStatus();

    } else if (FramePopEventsCount != 3) {

        NSK_COMPLAIN1("Some of FramePop events were missed: %d\n",

            FramePopEventsCount);

        nsk_jvmti_setFailStatus();

    }

        nsk_jvmti_setFailStatus();

    if (!nsk_jvmti_resumeSync())

        return;

}

/* ========================================================================== */

/** Agent library initialization. */

#ifdef STATIC_BUILD

JNIEXPORT jint JNICALL Agent_OnLoad_ma05t001(JavaVM *jvm, char *options, void *reserved) {

    return Agent_Initialize(jvm, options, reserved);

}

JNIEXPORT jint JNICALL Agent_OnAttach_ma05t001(JavaVM *jvm, char *options, void *reserved) {

    return Agent_Initialize(jvm, options, reserved);

}

JNIEXPORT jint JNI_OnLoad_ma05t001(JavaVM *jvm, char *options, void *reserved) {

    return JNI_VERSION_1_8;

}

#endif

jint Agent_Initialize(JavaVM *jvm, char *options, void *reserved) {

    jvmtiEnv* jvmti = NULL;

    jvmtiEventCallbacks callbacks;

    jvmtiCapabilities caps;

    NSK_DISPLAY0("Agent_OnLoad\n");

    if (!NSK_VERIFY(nsk_jvmti_parseOptions(options)))

        return JNI_ERR;

    timeout = nsk_jvmti_getWaitTime() * 60 * 1000;

    if (!NSK_VERIFY((jvmti =

            nsk_jvmti_createJVMTIEnv(jvm, reserved)) != NULL))

        return JNI_ERR;

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

    caps.can_generate_breakpoint_events = 1;

    caps.can_generate_frame_pop_events = 1;

        return JNI_ERR;

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

        return JNI_ERR;

    memset(&callbacks, 0, sizeof(callbacks));

    callbacks.Breakpoint = &Breakpoint;

    callbacks.FramePop = &FramePop;

    if (!NSK_VERIFY(nsk_jvmti_init_MA(&callbacks)))

        return JNI_ERR;

    return JNI_OK;

}

/* ========================================================================== */

}