2010-11-07 16:05:04 +00:00
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/* $NetBSD: makefs.h,v 1.20 2008/12/28 21:51:46 christos Exp $ */
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2008-11-23 19:59:42 +00:00
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/*
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* Copyright (c) 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Luke Mewburn for Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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2008-12-19 18:45:43 +00:00
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*
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* $FreeBSD$
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2008-11-23 19:59:42 +00:00
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*/
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#ifndef _MAKEFS_H
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#define _MAKEFS_H
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#include <sys/stat.h>
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#include <err.h>
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/*
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* fsnode -
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* a component of the tree; contains a filename, a pointer to
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* fsinode, optional symlink name, and tree pointers
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*
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* fsinode -
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* equivalent to an inode, containing target file system inode number,
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* refcount (nlink), and stat buffer
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*
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* A tree of fsnodes looks like this:
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*
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* name "." "bin" "netbsd"
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* type S_IFDIR S_IFDIR S_IFREG
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* next > > NULL
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* parent NULL NULL NULL
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* child NULL v
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*
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* name "." "ls"
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* type S_IFDIR S_IFREG
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* next > NULL
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* parent ^ ^ (to "bin")
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* child NULL NULL
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*
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* Notes:
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* - first always points to first entry, at current level, which
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* must be "." when the tree has been built; during build it may
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* not be if "." hasn't yet been found by readdir(2).
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*/
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enum fi_flags {
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FI_SIZED = 1<<0, /* inode sized */
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FI_ALLOCATED = 1<<1, /* fsinode->ino allocated */
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FI_WRITTEN = 1<<2, /* inode written */
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};
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typedef struct {
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uint32_t ino; /* inode number used on target fs */
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uint32_t nlink; /* number of links to this entry */
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enum fi_flags flags; /* flags used by fs specific code */
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struct stat st; /* stat entry */
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} fsinode;
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typedef struct _fsnode {
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struct _fsnode *parent; /* parent (NULL if root) */
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struct _fsnode *child; /* child (if type == S_IFDIR) */
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struct _fsnode *next; /* next */
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struct _fsnode *first; /* first node of current level (".") */
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uint32_t type; /* type of entry */
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fsinode *inode; /* actual inode data */
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char *symlink; /* symlink target */
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2011-06-19 18:34:49 +00:00
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char *contents; /* file to provide contents */
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2012-01-31 00:32:37 +00:00
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const char *root; /* root path */
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char *path; /* directory name */
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2008-11-23 19:59:42 +00:00
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char *name; /* file name */
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int flags; /* misc flags */
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} fsnode;
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#define FSNODE_F_HASSPEC 0x01 /* fsnode has a spec entry */
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2011-06-19 18:34:49 +00:00
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#define FSNODE_F_OPTIONAL 0x02 /* fsnode is optional */
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2008-11-23 19:59:42 +00:00
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/*
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* fsinfo_t - contains various settings and parameters pertaining to
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* the image, including current settings, global options, and fs
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* specific options
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*/
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typedef struct {
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/* current settings */
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off_t size; /* total size */
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off_t inodes; /* number of inodes */
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uint32_t curinode; /* current inode */
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/* image settings */
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int fd; /* file descriptor of image */
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void *superblock; /* superblock */
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int onlyspec; /* only add entries in specfile */
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/* global options */
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off_t minsize; /* minimum size image should be */
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off_t maxsize; /* maximum size image can be */
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off_t freefiles; /* free file entries to leave */
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int freefilepc; /* free file % */
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off_t freeblocks; /* free blocks to leave */
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int freeblockpc; /* free block % */
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int needswap; /* non-zero if byte swapping needed */
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int sectorsize; /* sector size */
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2012-08-22 06:37:30 +00:00
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int sparse; /* sparse image, don't fill it with zeros */
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2008-11-23 19:59:42 +00:00
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2010-11-07 16:05:04 +00:00
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void *fs_specific; /* File system specific additions. */
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2008-11-23 19:59:42 +00:00
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} fsinfo_t;
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/*
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* option_t - contains option name, description, pointer to location to store
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* result, and range checks for the result. Used to simplify fs specific
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* option setting
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*/
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typedef struct {
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const char *name; /* option name */
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int *value; /* where to stuff the value */
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int minimum; /* minimum for value */
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int maximum; /* maximum for value */
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const char *desc; /* option description */
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} option_t;
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2010-11-07 16:05:04 +00:00
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void apply_specfile(const char *, const char *, fsnode *, int);
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2012-01-31 00:32:37 +00:00
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void dump_fsnodes(fsnode *);
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2008-11-23 19:59:42 +00:00
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const char * inode_type(mode_t);
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2011-06-19 18:34:49 +00:00
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fsnode * read_mtree(const char *, fsnode *);
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2008-11-23 19:59:42 +00:00
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int set_option(option_t *, const char *, const char *);
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2012-01-31 00:32:37 +00:00
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fsnode * walk_dir(const char *, const char *, fsnode *, fsnode *);
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2010-11-07 16:05:04 +00:00
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void free_fsnodes(fsnode *);
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2008-11-23 19:59:42 +00:00
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2010-11-07 16:05:04 +00:00
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void ffs_prep_opts(fsinfo_t *);
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2008-11-23 19:59:42 +00:00
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int ffs_parse_opts(const char *, fsinfo_t *);
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2010-11-07 16:05:04 +00:00
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void ffs_cleanup_opts(fsinfo_t *);
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2008-11-23 19:59:42 +00:00
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void ffs_makefs(const char *, const char *, fsnode *, fsinfo_t *);
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2010-11-07 16:05:04 +00:00
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void cd9660_prep_opts(fsinfo_t *);
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int cd9660_parse_opts(const char *, fsinfo_t *);
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void cd9660_cleanup_opts(fsinfo_t *);
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void cd9660_makefs(const char *, const char *, fsnode *, fsinfo_t *);
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2008-11-23 19:59:42 +00:00
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extern u_int debug;
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2013-02-20 15:18:42 +00:00
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extern int dupsok;
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2008-11-23 19:59:42 +00:00
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extern struct timespec start_time;
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/*
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* If -x is specified, we want to exclude nodes which do not appear
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* in the spec file.
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*/
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#define FSNODE_EXCLUDE_P(opts, fsnode) \
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((opts)->onlyspec != 0 && ((fsnode)->flags & FSNODE_F_HASSPEC) == 0)
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#define DEBUG_TIME 0x00000001
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/* debug bits 1..3 unused at this time */
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#define DEBUG_WALK_DIR 0x00000010
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#define DEBUG_WALK_DIR_NODE 0x00000020
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#define DEBUG_WALK_DIR_LINKCHECK 0x00000040
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#define DEBUG_DUMP_FSNODES 0x00000080
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#define DEBUG_DUMP_FSNODES_VERBOSE 0x00000100
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#define DEBUG_FS_PARSE_OPTS 0x00000200
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#define DEBUG_FS_MAKEFS 0x00000400
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#define DEBUG_FS_VALIDATE 0x00000800
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#define DEBUG_FS_CREATE_IMAGE 0x00001000
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#define DEBUG_FS_SIZE_DIR 0x00002000
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#define DEBUG_FS_SIZE_DIR_NODE 0x00004000
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#define DEBUG_FS_SIZE_DIR_ADD_DIRENT 0x00008000
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#define DEBUG_FS_POPULATE 0x00010000
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#define DEBUG_FS_POPULATE_DIRBUF 0x00020000
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#define DEBUG_FS_POPULATE_NODE 0x00040000
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#define DEBUG_FS_WRITE_FILE 0x00080000
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#define DEBUG_FS_WRITE_FILE_BLOCK 0x00100000
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#define DEBUG_FS_MAKE_DIRBUF 0x00200000
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#define DEBUG_FS_WRITE_INODE 0x00400000
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#define DEBUG_BUF_BREAD 0x00800000
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#define DEBUG_BUF_BWRITE 0x01000000
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#define DEBUG_BUF_GETBLK 0x02000000
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#define DEBUG_APPLY_SPECFILE 0x04000000
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#define DEBUG_APPLY_SPECENTRY 0x08000000
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2010-11-07 16:05:04 +00:00
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#define DEBUG_APPLY_SPECONLY 0x10000000
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2008-11-23 19:59:42 +00:00
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#define TIMER_START(x) \
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if (debug & DEBUG_TIME) \
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gettimeofday(&(x), NULL)
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#define TIMER_RESULTS(x,d) \
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if (debug & DEBUG_TIME) { \
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struct timeval end, td; \
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gettimeofday(&end, NULL); \
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timersub(&end, &(x), &td); \
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2010-11-07 16:05:04 +00:00
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printf("%s took %lld.%06ld seconds\n", \
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(d), (long long)td.tv_sec, \
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(long)td.tv_usec); \
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2008-11-23 19:59:42 +00:00
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}
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#ifndef DEFAULT_FSTYPE
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#define DEFAULT_FSTYPE "ffs"
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#endif
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/*
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* ffs specific settings
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* ---------------------
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*/
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#define FFS_EI /* for opposite endian support in ffs headers */
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2008-12-18 00:54:15 +00:00
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/*
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* Write-arounds/compat shims for endian-agnostic support.
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* These belong in the kernel if/when it's possible to mount
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* filesystems w/ either byte order.
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*/
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/*
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* File system internal flags, also in fs_flags.
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* (Pick highest number to avoid conflicts with others)
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*/
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2010-11-07 16:05:04 +00:00
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#define FS_SWAPPED 0x80000000 /* file system is endian swapped */
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#define FS_INTERNAL 0x80000000 /* mask for internal flags */
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2008-12-18 00:54:15 +00:00
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2010-11-07 16:05:04 +00:00
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#define FS_ISCLEAN 1
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2008-12-18 00:54:15 +00:00
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2010-11-07 16:05:04 +00:00
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#define DINODE1_SIZE (sizeof(struct ufs1_dinode))
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#define DINODE2_SIZE (sizeof(struct ufs2_dinode))
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2008-12-18 00:54:15 +00:00
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2010-11-07 16:05:04 +00:00
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#define MAXSYMLINKLEN_UFS1 ((NDADDR + NIADDR) * sizeof(ufs1_daddr_t))
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#define MAXSYMLINKLEN_UFS2 ((NDADDR + NIADDR) * sizeof(ufs2_daddr_t))
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2008-12-18 00:54:15 +00:00
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#if (BYTE_ORDER == LITTLE_ENDIAN)
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2010-11-07 16:05:04 +00:00
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#define DIRSIZ_SWAP(oldfmt, dp, needswap) \
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(((oldfmt) && !(needswap)) ? \
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2008-12-18 00:54:15 +00:00
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DIRECTSIZ((dp)->d_type) : DIRECTSIZ((dp)->d_namlen))
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#else
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2010-11-07 16:05:04 +00:00
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#define DIRSIZ_SWAP(oldfmt, dp, needswap) \
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(((oldfmt) && (needswap)) ? \
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2008-12-18 00:54:15 +00:00
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DIRECTSIZ((dp)->d_type) : DIRECTSIZ((dp)->d_namlen))
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#endif
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2010-11-07 16:05:04 +00:00
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#define cg_chkmagic_swap(cgp, ns) \
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2008-12-18 04:36:44 +00:00
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(ufs_rw32((cgp)->cg_magic, (ns)) == CG_MAGIC)
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2010-11-07 16:05:04 +00:00
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#define cg_inosused_swap(cgp, ns) \
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2008-12-18 05:41:51 +00:00
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((u_int8_t *)((u_int8_t *)(cgp) + ufs_rw32((cgp)->cg_iusedoff, (ns))))
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2010-11-07 16:05:04 +00:00
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#define cg_blksfree_swap(cgp, ns) \
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2008-12-18 05:41:51 +00:00
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((u_int8_t *)((u_int8_t *)(cgp) + ufs_rw32((cgp)->cg_freeoff, (ns))))
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2010-11-07 16:05:04 +00:00
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#define cg_clustersfree_swap(cgp, ns) \
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2008-12-18 05:41:51 +00:00
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((u_int8_t *)((u_int8_t *)(cgp) + ufs_rw32((cgp)->cg_clusteroff, (ns))))
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2010-11-07 16:05:04 +00:00
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#define cg_clustersum_swap(cgp, ns) \
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2008-12-18 00:54:15 +00:00
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((int32_t *)((uintptr_t)(cgp) + ufs_rw32((cgp)->cg_clustersumoff, ns)))
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struct fs;
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2010-11-07 16:05:04 +00:00
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void ffs_fragacct_swap(struct fs *, int, int32_t [], int, int);
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2008-12-18 00:54:15 +00:00
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/*
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* Declarations for compat routines.
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*/
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long long strsuftoll(const char *, const char *, long long, long long);
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long long strsuftollx(const char *, const char *,
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2010-11-07 16:05:04 +00:00
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long long, long long, char *, size_t);
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2008-12-18 00:54:15 +00:00
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struct passwd;
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int uid_from_user(const char *, uid_t *);
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int pwcache_userdb(int (*)(int), void (*)(void),
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2010-11-07 16:05:04 +00:00
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struct passwd * (*)(const char *), struct passwd * (*)(uid_t));
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2008-12-18 00:54:15 +00:00
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struct group;
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int gid_from_group(const char *, gid_t *);
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int pwcache_groupdb(int (*)(int), void (*)(void),
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2010-11-07 16:05:04 +00:00
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struct group * (*)(const char *), struct group * (*)(gid_t));
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2008-12-18 00:54:15 +00:00
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int setup_getid(const char *dir);
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2008-11-23 19:59:42 +00:00
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#endif /* _MAKEFS_H */
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