ukfs.h revision 1.11
1 /* $NetBSD: ukfs.h,v 1.11 2009/10/07 20:51:00 pooka Exp $ */ 2 3 /* 4 * Copyright (c) 2007, 2008, 2009 Antti Kantee. All Rights Reserved. 5 * 6 * Development of this software was supported by the 7 * Finnish Cultural Foundation. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS 19 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 21 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 */ 30 31 #ifndef _RUMP_UKFS_H_ 32 #define _RUMP_UKFS_H_ 33 34 #include <sys/types.h> 35 36 #include <stdint.h> 37 38 /* don't include NetBSD <sys/header.h> for portability */ 39 struct vnode; 40 struct stat; 41 struct timeval; 42 43 struct ukfs; 44 struct ukfs_dircookie; 45 46 #define UKFS_DEFAULTMP "/ukfs" 47 48 #define UKFS_RELFLAG_NOUNMOUNT 0x01 49 #define UKFS_RELFLAG_FORCE 0x02 50 51 #define UKFS_VERSION 002 /* secret ukfs 002 */ 52 #define ukfs_init() _ukfs_init(UKFS_VERSION) 53 54 __BEGIN_DECLS 55 56 int _ukfs_init(int); 57 struct ukfs *ukfs_mount(const char *, const char *, const char *, 58 int, void *, size_t); 59 struct ukfs *ukfs_mount_disk(const char *, const char *, int, 60 const char *, int, void *, size_t); 61 int ukfs_release(struct ukfs *, int); 62 63 int ukfs_opendir(struct ukfs *, const char *, 64 struct ukfs_dircookie **); 65 int ukfs_getdents(struct ukfs *, const char *, off_t *, 66 uint8_t *, size_t); 67 int ukfs_getdents_cookie(struct ukfs *, struct ukfs_dircookie *, 68 off_t *, uint8_t *, size_t); 69 int ukfs_closedir(struct ukfs *, struct ukfs_dircookie *); 70 71 int ukfs_open(struct ukfs *, const char *, int); 72 ssize_t ukfs_read(struct ukfs *, const char *, off_t, 73 uint8_t *, size_t); 74 ssize_t ukfs_read_fd(struct ukfs *, int, off_t, uint8_t *, size_t); 75 ssize_t ukfs_write(struct ukfs *, const char *, off_t, 76 uint8_t *, size_t); 77 ssize_t ukfs_write_fd(struct ukfs *, int, off_t, uint8_t *, size_t,int); 78 int ukfs_close(struct ukfs *, int); 79 80 ssize_t ukfs_readlink(struct ukfs *, const char *, char *, size_t); 81 82 int ukfs_create(struct ukfs *, const char *, mode_t); 83 int ukfs_mkdir(struct ukfs *, const char *, mode_t); 84 int ukfs_mknod(struct ukfs *, const char *, mode_t, dev_t); 85 int ukfs_mkfifo(struct ukfs *, const char *, mode_t); 86 int ukfs_symlink(struct ukfs *, const char *, const char *); 87 88 int ukfs_remove(struct ukfs *, const char *); 89 int ukfs_rmdir(struct ukfs *, const char *); 90 91 int ukfs_link(struct ukfs *, const char *, const char *); 92 int ukfs_rename(struct ukfs *, const char *, const char *); 93 94 int ukfs_chdir(struct ukfs *, const char *); 95 96 int ukfs_stat(struct ukfs *, const char *, struct stat *); 97 int ukfs_lstat(struct ukfs *, const char *, struct stat *); 98 99 int ukfs_chmod(struct ukfs *, const char *, mode_t); 100 int ukfs_lchmod(struct ukfs *, const char *, mode_t); 101 int ukfs_chown(struct ukfs *, const char *, uid_t, gid_t); 102 int ukfs_lchown(struct ukfs *, const char *, uid_t, gid_t); 103 int ukfs_chflags(struct ukfs *, const char *, u_long); 104 int ukfs_lchflags(struct ukfs *, const char *, u_long); 105 106 int ukfs_utimes(struct ukfs *, const char *, 107 const struct timeval *); 108 int ukfs_lutimes(struct ukfs *, const char *, 109 const struct timeval *); 110 111 struct mount *ukfs_getmp(struct ukfs *); 112 struct vnode *ukfs_getrvp(struct ukfs *); 113 void ukfs_setspecific(struct ukfs *, void *); 114 void * ukfs_getspecific(struct ukfs *); 115 116 /* partition magic in device names */ 117 #define UKFS_PARTITION_SCANMAGIC "%PART:" 118 #define UKFS_PARTITION_MAGICLEN (sizeof(UKFS_PARTITION_SCANMAGIC "a%")-1) 119 #define UKFS_PARTITION_MAXPATHLEN (MAXPATHLEN+UKFS_PARTITION_MAGICLEN) 120 #define UKFS_PARTITION_NONE (-1) 121 #define UKFS_PARTITION_NA (-2) 122 #define UKFS_USEPARTITION(a) \ 123 ((a) != UKFS_PARTITION_NONE && (a) != UKFS_PARTITION_NA) 124 #define UKFS_PARTITION_ARGVPROBE(part) \ 125 do { \ 126 if (argc >= 3) \ 127 ukfs_partition_probe(argv[argc-2], &part); \ 128 } while (/*CONSTCOND*/0) 129 130 int ukfs_partition_probe(char *, int *); 131 132 /* dynamic loading of library modules */ 133 int ukfs_modload(const char *); 134 int ukfs_modload_dir(const char *); 135 ssize_t ukfs_vfstypes(char *, size_t); 136 137 /* Utilities */ 138 int ukfs_util_builddirs(struct ukfs *, const char *, mode_t); 139 140 __END_DECLS 141 142 #endif /* _RUMP_UKFS_H_ */ 143
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