/*

 * Copyright (c) 2004, 2011, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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 <windows.h>

#include "jdk_util.h"

#define JVM_DLL "jvm.dll"

static HMODULE jvm_handle = NULL;

int JDK_InitJvmHandle() {

    jvm_handle = GetModuleHandle(JVM_DLL);

    return (jvm_handle != NULL);

}

void* JDK_FindJvmEntry(const char* name) {

    return (void*) GetProcAddress(jvm_handle, name);

}

JNIEXPORT HMODULE JDK_LoadSystemLibrary(const char* name) {

    HMODULE handle = NULL;

    char path[MAX_PATH];

    if (GetSystemDirectory(path, sizeof(path)) != 0) {

        strcat(path, "\\");

        strcat(path, name);

        handle = LoadLibrary(path);

    }

    if (handle == NULL) {

        if (GetWindowsDirectory(path, sizeof(path)) != 0) {

            strcat(path, "\\");

            strcat(path, name);

            handle = LoadLibrary(path);

        }

    }

    return handle;

}