1 /*
2 * Copyright (c) 2004, 2012, 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 <sys/types.h>
27 #include <sys/stat.h>
28
29 #include "jni.h"
30 #include "jni_util.h"
31 #include "sun_management_FileSystemImpl.h"
32
33 #ifdef _ALLBSD_SOURCE
34 #define stat64 stat
35 #endif
36
37 /*
38 * Class: sun_management_FileSystemImpl
39 * Method: isAccessUserOnly0
40 * Signature: (Ljava/lang/String;)Z
41 */
Java_sun_management_FileSystemImpl_isAccessUserOnly0(JNIEnv * env,jclass ignored,jstring str)42 JNIEXPORT jboolean JNICALL Java_sun_management_FileSystemImpl_isAccessUserOnly0
43 (JNIEnv *env, jclass ignored, jstring str)
44 {
45 jboolean res = JNI_FALSE;
46 jboolean isCopy;
47 const char *path = JNU_GetStringPlatformChars(env, str, &isCopy);
48 if (path != NULL) {
49 struct stat64 sb;
50 if (stat64(path, &sb) == 0) {
51 res = ((sb.st_mode & (S_IRGRP|S_IWGRP|S_IROTH|S_IWOTH)) == 0) ? JNI_TRUE : JNI_FALSE;
52 } else {
53 JNU_ThrowIOExceptionWithLastError(env, "stat64 failed");
54 }
55 if (isCopy) {
56 JNU_ReleaseStringPlatformChars(env, str, path);
57 }
58 }
59 return res;
60 }
61