| 1 | /* $NetBSD: xattr.h,v 1.5 2011/09/27 01:40:32 christos Exp $ */ |
| 2 | |
| 3 | /*- |
| 4 | * Copyright (c) 2005 The NetBSD Foundation, Inc. |
| 5 | * All rights reserved. |
| 6 | * |
| 7 | * This code is derived from software contributed to The NetBSD Foundation |
| 8 | * by Jason R. Thorpe. |
| 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 | /* |
| 33 | * Support for file system extended attributes. |
| 34 | * |
| 35 | * This provides an interface that is compatible with Linux's extended |
| 36 | * attribute support. These calls operate on the same extended attributes |
| 37 | * as <sys/extattr.h>, but access only the "user" namespace. |
| 38 | */ |
| 39 | |
| 40 | #ifndef _SYS_XATTR_H_ |
| 41 | #define _SYS_XATTR_H_ |
| 42 | |
| 43 | #include <sys/types.h> |
| 44 | #include <sys/param.h> |
| 45 | |
| 46 | /* |
| 47 | * This is compatible with EXTATTR_MAXNAMELEN, and also happens to be |
| 48 | * the same as Linux (255). |
| 49 | */ |
| 50 | #define XATTR_NAME_MAX KERNEL_NAME_MAX |
| 51 | |
| 52 | #define XATTR_SIZE_MAX 65536 /* NetBSD does not enforce this */ |
| 53 | |
| 54 | #define XATTR_CREATE 0x01 /* create, don't replace xattr */ |
| 55 | #define XATTR_REPLACE 0x02 /* replace, don't create xattr */ |
| 56 | |
| 57 | #ifndef _KERNEL |
| 58 | |
| 59 | #include <sys/cdefs.h> |
| 60 | |
| 61 | __BEGIN_DECLS |
| 62 | int setxattr(const char *, const char *, const void *, size_t, int); |
| 63 | int lsetxattr(const char *, const char *, const void *, size_t, int); |
| 64 | int fsetxattr(int, const char *, const void *, size_t, int); |
| 65 | |
| 66 | ssize_t getxattr(const char *, const char *, void *, size_t); |
| 67 | ssize_t lgetxattr(const char *, const char *, void *, size_t); |
| 68 | ssize_t fgetxattr(int, const char *, void *, size_t); |
| 69 | |
| 70 | ssize_t listxattr(const char *, char *, size_t); |
| 71 | ssize_t llistxattr(const char *, char *, size_t); |
| 72 | ssize_t flistxattr(int, char *, size_t); |
| 73 | |
| 74 | int removexattr(const char *, const char *); |
| 75 | int lremovexattr(const char *, const char *); |
| 76 | int fremovexattr(int, const char *); |
| 77 | __END_DECLS |
| 78 | |
| 79 | #endif /* ! _KERNEL */ |
| 80 | |
| 81 | #endif /* _SYS_XATTR_H_ */ |
| 82 | |