1/* $NetBSD: v7fs_dirent.c,v 1.1 2011/06/27 11:52:24 uch Exp $ */ 2 3/*- 4 * Copyright (c) 2011 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32#if HAVE_NBTOOL_CONFIG_H 33#include "nbtool_config.h" 34#endif 35 36#include <sys/cdefs.h> 37__KERNEL_RCSID(0, "$NetBSD: v7fs_dirent.c,v 1.1 2011/06/27 11:52:24 uch Exp $"); 38#if defined _KERNEL_OPT 39#include "opt_v7fs.h" 40#endif 41 42#ifdef _KERNEL 43#include <sys/systm.h> 44#include <sys/param.h> 45#else 46#include <stdio.h> 47#include <string.h> 48#endif 49 50#include "v7fs.h" 51#include "v7fs_impl.h" 52#include "v7fs_endian.h" 53#include "v7fs_inode.h" 54#include "v7fs_dirent.h" 55 56#ifdef V7FS_DIRENT_DEBUG 57#define DPRINTF(fmt, args...) printf("%s: " fmt, __func__, ##args) 58#else 59#define DPRINTF(fmt, args...) ((void)0) 60#endif 61 62bool 63v7fs_dirent_endian_convert(struct v7fs_self *fs, struct v7fs_dirent *dir, int n) 64{ 65 struct v7fs_superblock *sb = &fs->superblock; 66 int i; 67 v7fs_ino_t ino; 68 bool ok = true; 69 70 for (i = 0; i < n; i++, dir++) { 71 ino = V7FS_VAL16(fs, dir->inode_number); 72 if (v7fs_inode_number_sanity(sb, ino)) { 73 DPRINTF("Invalid inode# %d %s\n", ino, dir->name); 74 ok = false; 75 } 76 dir->inode_number = ino; 77 } 78 79 return ok; 80} 81 82void 83v7fs_dirent_filename(char *dst/* size must be V7FS_NAME_MAX + 1 */, 84 const char *src) 85{ 86 87 strncpy(dst, src, V7FS_NAME_MAX); 88 dst[V7FS_NAME_MAX] = '\0'; 89} 90