154 lines
5.4 KiB
C
154 lines
5.4 KiB
C
/* $NetBSD: ukfs.h,v 1.14 2012/07/19 06:33:03 joerg Exp $ */
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/*
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* Copyright (c) 2007, 2008, 2009 Antti Kantee. All Rights Reserved.
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*
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* Development of this software was supported by the
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* Finnish Cultural Foundation.
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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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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _RUMP_UKFS_H_
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#define _RUMP_UKFS_H_
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#include <sys/types.h>
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#include <stdint.h>
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/* don't include NetBSD <sys/header.h> for portability */
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struct vnode;
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struct stat;
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struct timeval;
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struct ukfs;
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struct ukfs_dircookie;
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struct ukfs_part;
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#define UKFS_DEFAULTMP "/ukfs"
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#define UKFS_RELFLAG_NOUNMOUNT 0x01
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#define UKFS_RELFLAG_FORCE 0x02
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#define UKFS_VERSION 002 /* secret ukfs 002 */
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#define ukfs_init() _ukfs_init(UKFS_VERSION)
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__BEGIN_DECLS
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int _ukfs_init(int);
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struct ukfs *ukfs_mount(const char *, const char *, const char *,
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int, void *, size_t);
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struct ukfs *ukfs_mount_disk(const char *, const char *, struct ukfs_part *,
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const char *, int, void *, size_t);
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int ukfs_release(struct ukfs *, int);
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int ukfs_opendir(struct ukfs *, const char *,
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struct ukfs_dircookie **);
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int ukfs_getdents(struct ukfs *, const char *, off_t *,
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uint8_t *, size_t);
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int ukfs_getdents_cookie(struct ukfs *, struct ukfs_dircookie *,
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off_t *, uint8_t *, size_t);
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int ukfs_closedir(struct ukfs *, struct ukfs_dircookie *);
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int ukfs_open(struct ukfs *, const char *, int);
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ssize_t ukfs_read(struct ukfs *, const char *, off_t,
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uint8_t *, size_t);
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ssize_t ukfs_read_fd(struct ukfs *, int, off_t, uint8_t *, size_t);
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ssize_t ukfs_write(struct ukfs *, const char *, off_t,
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uint8_t *, size_t);
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ssize_t ukfs_write_fd(struct ukfs *, int, off_t, uint8_t *, size_t,int);
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int ukfs_close(struct ukfs *, int);
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ssize_t ukfs_readlink(struct ukfs *, const char *, char *, size_t);
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int ukfs_create(struct ukfs *, const char *, mode_t);
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int ukfs_mkdir(struct ukfs *, const char *, mode_t);
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int ukfs_mknod(struct ukfs *, const char *, mode_t, dev_t);
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int ukfs_mkfifo(struct ukfs *, const char *, mode_t);
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int ukfs_symlink(struct ukfs *, const char *, const char *);
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int ukfs_remove(struct ukfs *, const char *);
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int ukfs_rmdir(struct ukfs *, const char *);
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int ukfs_link(struct ukfs *, const char *, const char *);
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int ukfs_rename(struct ukfs *, const char *, const char *);
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int ukfs_chdir(struct ukfs *, const char *);
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int ukfs_stat(struct ukfs *, const char *, struct stat *);
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int ukfs_lstat(struct ukfs *, const char *, struct stat *);
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int ukfs_chmod(struct ukfs *, const char *, mode_t);
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int ukfs_lchmod(struct ukfs *, const char *, mode_t);
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int ukfs_chown(struct ukfs *, const char *, uid_t, gid_t);
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int ukfs_lchown(struct ukfs *, const char *, uid_t, gid_t);
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int ukfs_chflags(struct ukfs *, const char *, u_long);
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int ukfs_lchflags(struct ukfs *, const char *, u_long);
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int ukfs_utimes(struct ukfs *, const char *,
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const struct timeval *);
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int ukfs_lutimes(struct ukfs *, const char *,
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const struct timeval *);
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struct mount *ukfs_getmp(struct ukfs *);
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struct vnode *ukfs_getrvp(struct ukfs *);
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void ukfs_setspecific(struct ukfs *, void *);
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void * ukfs_getspecific(struct ukfs *);
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/* partition magic in device names */
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extern struct ukfs_part *ukfs_part_none;
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extern struct ukfs_part *ukfs_part_na;
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#define UKFS_PARTITION_SCANMAGIC "%PART:" /* deprecated */
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#define UKFS_DISKLABEL_SCANMAGIC "%DISKLABEL:"
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#define UKFS_DISKLABEL_MAGICLEN (sizeof(UKFS_DISKLABEL_SCANMAGIC "a%")-1)
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#define UKFS_OFFSET_SCANMAGIC "%OFFSET:"
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#define UKFS_OFFSET_MINLEN (sizeof(UKFS_OFFSET_SCANMAGIC "512,512%")-1)
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#define UKFS_DEVICE_MAXSTR 128 /* unexact science ... */
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#define UKFS_DEVICE_MAXPATHLEN (MAXPATHLEN+UKFS_DEVICE_MAXSTR)
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#define UKFS_DEVICE_ARGVPROBE(part) \
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do { \
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if (argc < 3) \
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*part = NULL; \
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else if (ukfs_part_probe(argv[argc-2], part) == -1) \
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err(1, "ukfs_part_probe"); \
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} while (/*CONSTCOND*/0)
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int ukfs_part_probe(char *, struct ukfs_part **);
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void ukfs_part_release(struct ukfs_part *);
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int ukfs_part_tostring(struct ukfs_part *, char *, size_t);
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/* dynamic loading of library modules */
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int ukfs_modload(const char *);
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int ukfs_modload_dir(const char *);
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ssize_t ukfs_vfstypes(char *, size_t);
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/* Utilities */
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int ukfs_util_builddirs(struct ukfs *, const char *, mode_t);
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__END_DECLS
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#endif /* _RUMP_UKFS_H_ */
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