122 lines
4.2 KiB
Java
122 lines
4.2 KiB
Java
/*
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* Copyright (C) 2011 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.system;
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import libcore.util.Objects;
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/**
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* File information returned by {@link Os#fstat}, {@link Os#lstat}, and {@link Os#stat}.
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* Corresponds to C's {@code struct stat} from {@code <stat.h>}.
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*/
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public final class StructStat {
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/** Device ID of device containing file. */
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public final long st_dev; /*dev_t*/
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/** File serial number (inode). */
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public final long st_ino; /*ino_t*/
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/** Mode (permissions) of file. */
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public final int st_mode; /*mode_t*/
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/** Number of hard links to the file. */
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public final long st_nlink; /*nlink_t*/
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/** User ID of file. */
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public final int st_uid; /*uid_t*/
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/** Group ID of file. */
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public final int st_gid; /*gid_t*/
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/** Device ID (if file is character or block special). */
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public final long st_rdev; /*dev_t*/
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/**
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* For regular files, the file size in bytes.
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* For symbolic links, the length in bytes of the pathname contained in the symbolic link.
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* For a shared memory object, the length in bytes.
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* For a typed memory object, the length in bytes.
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* For other file types, the use of this field is unspecified.
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*/
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public final long st_size; /*off_t*/
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/** Seconds part of time of last access. */
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public final long st_atime; /*time_t*/
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/** StructTimespec with time of last access. */
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public final StructTimespec st_atim;
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/** Seconds part of time of last data modification. */
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public final long st_mtime; /*time_t*/
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/** StructTimespec with time of last modification. */
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public final StructTimespec st_mtim;
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/** Seconds part of time of last status change */
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public final long st_ctime; /*time_t*/
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/** StructTimespec with time of last status change. */
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public final StructTimespec st_ctim;
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/**
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* A file system-specific preferred I/O block size for this object.
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* For some file system types, this may vary from file to file.
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*/
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public final long st_blksize; /*blksize_t*/
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/** Number of blocks allocated for this object. */
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public final long st_blocks; /*blkcnt_t*/
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/**
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* Constructs an instance with the given field values.
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*/
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public StructStat(long st_dev, long st_ino, int st_mode, long st_nlink, int st_uid, int st_gid,
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long st_rdev, long st_size, long st_atime, long st_mtime, long st_ctime,
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long st_blksize, long st_blocks) {
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this(st_dev, st_ino, st_mode, st_nlink, st_uid, st_gid,
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st_rdev, st_size, new StructTimespec(st_atime, 0L), new StructTimespec(st_mtime, 0L),
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new StructTimespec(st_ctime, 0L), st_blksize, st_blocks);
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}
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/**
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* Constructs an instance with the given field values.
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*/
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public StructStat(long st_dev, long st_ino, int st_mode, long st_nlink, int st_uid, int st_gid,
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long st_rdev, long st_size, StructTimespec st_atim, StructTimespec st_mtim,
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StructTimespec st_ctim, long st_blksize, long st_blocks) {
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this.st_dev = st_dev;
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this.st_ino = st_ino;
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this.st_mode = st_mode;
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this.st_nlink = st_nlink;
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this.st_uid = st_uid;
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this.st_gid = st_gid;
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this.st_rdev = st_rdev;
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this.st_size = st_size;
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this.st_atime = st_atim.tv_sec;
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this.st_mtime = st_mtim.tv_sec;
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this.st_ctime = st_ctim.tv_sec;
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this.st_atim = st_atim;
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this.st_mtim = st_mtim;
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this.st_ctim = st_ctim;
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this.st_blksize = st_blksize;
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this.st_blocks = st_blocks;
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}
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@Override public String toString() {
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return Objects.toString(this);
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}
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}
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