ceph/src/common/xattr.h

   1 /*
   2  * Ceph - scalable distributed file system
   3  *
   4  * Copyright (C) 2011 Stanislav Sedov <stas@FreeBSD.org>
   5  *
   6  * This is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License version 2.1, as published by the Free Software
   9  * Foundation.  See file COPYING.
  10  */
  11
  12 #ifndef CEPH_EXTATTR_H
  13 #define CEPH_EXTATTR_H
  14
  15 #include <sys/types.h>
  16 #include <errno.h>
  17
  18 #ifdef __cplusplus
  19 extern "C" {
  20 #endif
  21
  22 // Almost everyone defines ENOATTR, except for Linux,
  23 // which does #define ENOATTR ENODATA.  It seems that occasionally that
  24 // isn't defined, though, so let's make sure.
  25 #ifndef ENOATTR
  26 # define ENOATTR ENODATA
  27 #endif
  28
  29 int ceph_os_setxattr(const char *path, const char *name,
  30                   const void *value, size_t size);
  31 int ceph_os_fsetxattr(int fd, const char *name, const void *value,
  32                    size_t size);
  33 ssize_t ceph_os_getxattr(const char *path, const char *name,
  34                          void *value, size_t size);
  35 ssize_t ceph_os_fgetxattr(int fd, const char *name, void *value,
  36                           size_t size);
  37 ssize_t ceph_os_listxattr(const char *path, char *list, size_t size);
  38 ssize_t ceph_os_flistxattr(int fd, char *list, size_t size);
  39 int ceph_os_removexattr(const char *path, const char *name);
  40 int ceph_os_fremovexattr(int fd, const char *name);
  41
  42 #ifdef __cplusplus
  43 }
  44 #endif
  45
  46 #endif /* !CEPH_EXTATTR_H */