1/*
2 * Copyright (c) 2004, 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26#include <windows.h>
27#include "jdk_util.h"
28
29#define JVM_DLL "jvm.dll"
30
31static HMODULE jvm_handle = NULL;
32
33int JDK_InitJvmHandle() {
34    jvm_handle = GetModuleHandle(JVM_DLL);
35    return (jvm_handle != NULL);
36}
37
38void* JDK_FindJvmEntry(const char* name) {
39    return (void*) GetProcAddress(jvm_handle, name);
40}
41
42JNIEXPORT HMODULE JDK_LoadSystemLibrary(const char* name) {
43    HMODULE handle = NULL;
44    char path[MAX_PATH];
45
46    if (GetSystemDirectory(path, sizeof(path)) != 0) {
47        strcat(path, "\\");
48        strcat(path, name);
49        handle = LoadLibrary(path);
50    }
51
52    if (handle == NULL) {
53        if (GetWindowsDirectory(path, sizeof(path)) != 0) {
54            strcat(path, "\\");
55            strcat(path, name);
56            handle = LoadLibrary(path);
57        }
58    }
59    return handle;
60}
61
62