diff options
Diffstat (limited to 'libglusterfs')
| -rw-r--r-- | libglusterfs/src/glusterfs-acl.h | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/libglusterfs/src/glusterfs-acl.h b/libglusterfs/src/glusterfs-acl.h index b7de1cdb4a5..174c16dd9f5 100644 --- a/libglusterfs/src/glusterfs-acl.h +++ b/libglusterfs/src/glusterfs-acl.h @@ -1,5 +1,5 @@ /* - Copyright (c) 2008-2013 Red Hat, Inc. <http://www.redhat.com> + Copyright (c) 2013 Red Hat, Inc. <http://www.redhat.com> This file is part of GlusterFS. This file is licensed to you under your choice of the GNU Lesser @@ -35,7 +35,7 @@ #define POSIX_ACL_UNDEFINED_ID (-1) -#define POSIX_ACL_VERSION (0x02) +#define POSIX_ACL_XATTR_VERSION (0x02) #define POSIX_ACL_ACCESS_XATTR "system.posix_acl_access" #define POSIX_ACL_DEFAULT_XATTR "system.posix_acl_default" @@ -51,6 +51,27 @@ struct posix_acl_xattr_header { struct posix_acl_xattr_entry entries[]; }; +typedef struct posix_acl_xattr_entry posix_acl_xattr_entry; +typedef struct posix_acl_xattr_header posix_acl_xattr_header; + +static inline size_t +posix_acl_xattr_size (unsigned int count) +{ + return (sizeof(posix_acl_xattr_header) + + (count * sizeof(posix_acl_xattr_entry))); +} + +static inline ssize_t +posix_acl_xattr_count (size_t size) +{ + if (size < sizeof(posix_acl_xattr_header)) + return (-1); + size -= sizeof(posix_acl_xattr_header); + if (size % sizeof(posix_acl_xattr_entry)) + return (-1); + return (size / sizeof(posix_acl_xattr_entry)); +} + struct posix_ace { uint16_t tag; uint16_t perm; |