| 1 | /* $NetBSD: extattr.h,v 1.9 2012/03/13 18:41:02 elad Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 1999-2001 Robert N. M. Watson |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This software was developed by Robert Watson for the TrustedBSD Project. |
| 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 AND CONTRIBUTORS ``AS IS'' AND |
| 19 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 20 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 21 | * ARE 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 |
| 24 | * OR 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 | * FreeBSD: src/sys/sys/extattr.h,v 1.12 2003/06/04 04:04:24 rwatson Exp |
| 31 | */ |
| 32 | |
| 33 | /* |
| 34 | * Support for file system extended attributes. Originally developed by |
| 35 | * the TrustedBSD Project. For a Linux-compatible interface to the same |
| 36 | * subsystem, see <sys/xattr.h>. |
| 37 | */ |
| 38 | |
| 39 | #ifndef _SYS_EXTATTR_H_ |
| 40 | #define _SYS_EXTATTR_H_ |
| 41 | |
| 42 | #include <sys/types.h> |
| 43 | |
| 44 | #define EXTATTR_NAMESPACE_USER 0x00000001 |
| 45 | #define EXTATTR_NAMESPACE_USER_STRING "user" |
| 46 | #define EXTATTR_NAMESPACE_SYSTEM 0x00000002 |
| 47 | #define EXTATTR_NAMESPACE_SYSTEM_STRING "system" |
| 48 | |
| 49 | /* for sys_extattrctl */ |
| 50 | #define EXTATTR_CMD_START 0x00000001 |
| 51 | #define EXTATTR_CMD_STOP 0x00000002 |
| 52 | |
| 53 | #ifdef _KERNEL |
| 54 | |
| 55 | #include <sys/param.h> |
| 56 | |
| 57 | /* VOP_LISTEXTATTR flags */ |
| 58 | #define EXTATTR_LIST_LENPREFIX 1 /* names with length prefix */ |
| 59 | |
| 60 | #define EXTATTR_MAXNAMELEN KERNEL_NAME_MAX |
| 61 | struct lwp; |
| 62 | struct vnode; |
| 63 | int extattr_check_cred(struct vnode *, const char *, kauth_cred_t, int); |
| 64 | |
| 65 | #else |
| 66 | |
| 67 | #include <sys/cdefs.h> |
| 68 | __BEGIN_DECLS |
| 69 | int extattrctl(const char *_path, int _cmd, const char *_filename, |
| 70 | int _attrnamespace, const char *_attrname); |
| 71 | |
| 72 | int extattr_delete_fd(int _fd, int _attrnamespace, const char *_attrname); |
| 73 | int extattr_delete_file(const char *_path, int _attrnamespace, |
| 74 | const char *_attrname); |
| 75 | int extattr_delete_link(const char *_path, int _attrnamespace, |
| 76 | const char *_attrname); |
| 77 | ssize_t extattr_get_fd(int _fd, int _attrnamespace, const char *_attrname, |
| 78 | void *_data, size_t _nbytes); |
| 79 | ssize_t extattr_get_file(const char *_path, int _attrnamespace, |
| 80 | const char *_attrname, void *_data, size_t _nbytes); |
| 81 | ssize_t extattr_get_link(const char *_path, int _attrnamespace, |
| 82 | const char *_attrname, void *_data, size_t _nbytes); |
| 83 | ssize_t extattr_list_fd(int _fd, int _attrnamespace, void *_data, |
| 84 | size_t _nbytes); |
| 85 | ssize_t extattr_list_file(const char *_path, int _attrnamespace, void *_data, |
| 86 | size_t _nbytes); |
| 87 | ssize_t extattr_list_link(const char *_path, int _attrnamespace, void *_data, |
| 88 | size_t _nbytes); |
| 89 | int extattr_set_fd(int _fd, int _attrnamespace, const char *_attrname, |
| 90 | const void *_data, size_t _nbytes); |
| 91 | int extattr_set_file(const char *_path, int _attrnamespace, |
| 92 | const char *_attrname, const void *_data, size_t _nbytes); |
| 93 | int extattr_set_link(const char *_path, int _attrnamespace, |
| 94 | const char *_attrname, const void *_data, size_t _nbytes); |
| 95 | |
| 96 | extern const int extattr_namespaces[]; |
| 97 | |
| 98 | int extattr_namespace_to_string(int, char **); |
| 99 | int extattr_string_to_namespace(const char *, int *); |
| 100 | int extattr_copy_fd(int _from_fd, int _to_fd, int _namespace); |
| 101 | int extattr_copy_file(const char *_from, const char *_to, int _namespace); |
| 102 | int extattr_copy_link(const char *_from, const char *_to, int _namespace); |
| 103 | |
| 104 | int fcpxattr(int _from_fd, int _to_fd); |
| 105 | int cpxattr(const char *_from, const char *_to); |
| 106 | int lcpxattr(const char *_from, const char *_to); |
| 107 | __END_DECLS |
| 108 | |
| 109 | #endif /* !_KERNEL */ |
| 110 | #endif /* !_SYS_EXTATTR_H_ */ |
| 111 | |