1 /* $NetBSD: v7fs_inode_util.c,v 1.1 2011/06/27 11:52:25 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 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: v7fs_inode_util.c,v 1.1 2011/06/27 11:52:25 uch Exp $"); 34 #if defined _KERNEL_OPT 35 #include "opt_v7fs.h" 36 #endif 37 38 #ifdef _KERNEL 39 #include <sys/systm.h> 40 #include <sys/param.h> 41 #else 42 #include <stdio.h> 43 #include <time.h> 44 #endif 45 46 #include "v7fs.h" 47 #include "v7fs_impl.h" 48 #include "v7fs_inode.h" 49 50 #ifdef V7FS_INODE_DEBUG 51 #define DPRINTF(fmt, args...) printf("%s: " fmt, __func__, ##args) 52 #else 53 #define DPRINTF(fmt, args...) ((void)0) 54 #endif 55 56 void 57 v7fs_inode_chmod(struct v7fs_inode *inode, v7fs_mode_t mode) 58 { 59 #define V7FS_MODE_MASK 0xfff 60 DPRINTF("setattr %08o -> %08o\n", inode->mode, mode); 61 62 inode->mode &= ~V7FS_MODE_MASK; 63 inode->mode |= (mode & V7FS_MODE_MASK); 64 DPRINTF("setattr %08o -> %08o\n", inode->mode, mode); 65 } 66 67 void 68 v7fs_inode_dump(const struct v7fs_inode *p) 69 { 70 printf("nlink %d mode %06o %d/%d %d bytes\n", 71 p->nlink, p->mode, 72 p->uid, p->gid, p->filesize); 73 74 printf("atime %d mtime %d ctime %d\n", 75 p->atime, p->mtime, p->ctime); 76 #ifndef _KERNEL 77 time_t at = p->atime; 78 time_t mt = p->mtime; 79 time_t ct = p->ctime; 80 printf(" atime %s mtime %s ctime %s", ctime(&at), ctime(&mt), 81 ctime(&ct)); 82 #endif 83 if (v7fs_inode_iscdev(p) || v7fs_inode_isbdev(p)) { 84 printf("device:%d/%d\n", (p->device >> 8), p->device & 0xff); 85 } 86 printf("\n"); 87 } 88 89 90 int 91 v7fs_ilist_foreach 92 (struct v7fs_self *fs, 93 int (*func)(struct v7fs_self *, void *, struct v7fs_inode *, v7fs_ino_t), 94 void *ctx) 95 { 96 struct v7fs_superblock *sb = &fs->superblock; 97 size_t i, j, k; 98 int ret; 99 100 /* Loop over ilist. */ 101 for (k = 1, i = V7FS_ILIST_SECTOR; i < sb->datablock_start_sector; 102 i++) { 103 struct v7fs_inode_diskimage *di; 104 struct v7fs_inode inode; 105 void *buf; 106 107 if (!(buf = scratch_read(fs, i))) { 108 DPRINTF("block %zu I/O error.\n", i); 109 k += V7FS_INODE_PER_BLOCK; 110 continue; 111 } 112 di = (struct v7fs_inode_diskimage *)buf; 113 for (j = 0; j < V7FS_INODE_PER_BLOCK; j++, k++) { 114 v7fs_inode_setup_memory_image(fs, &inode, di + j); 115 inode.inode_number = k; 116 if ((ret = func(fs, ctx, &inode, k))) { 117 scratch_free(fs, buf); 118 return ret; 119 } 120 } 121 scratch_free(fs, buf); 122 } 123 return 0; 124 } 125