diff options
Diffstat (limited to 'fs/reiserfs')
-rw-r--r-- | fs/reiserfs/acl.h | 76 | ||||
-rw-r--r-- | fs/reiserfs/file.c | 2 | ||||
-rw-r--r-- | fs/reiserfs/inode.c | 2 | ||||
-rw-r--r-- | fs/reiserfs/namei.c | 2 | ||||
-rw-r--r-- | fs/reiserfs/super.c | 2 | ||||
-rw-r--r-- | fs/reiserfs/xattr.c | 2 | ||||
-rw-r--r-- | fs/reiserfs/xattr_acl.c | 2 |
7 files changed, 82 insertions, 6 deletions
diff --git a/fs/reiserfs/acl.h b/fs/reiserfs/acl.h new file mode 100644 index 00000000000..f096b80e73d --- /dev/null +++ b/fs/reiserfs/acl.h @@ -0,0 +1,76 @@ +#include <linux/init.h> +#include <linux/posix_acl.h> + +#define REISERFS_ACL_VERSION 0x0001 + +typedef struct { + __le16 e_tag; + __le16 e_perm; + __le32 e_id; +} reiserfs_acl_entry; + +typedef struct { + __le16 e_tag; + __le16 e_perm; +} reiserfs_acl_entry_short; + +typedef struct { + __le32 a_version; +} reiserfs_acl_header; + +static inline size_t reiserfs_acl_size(int count) +{ + if (count <= 4) { + return sizeof(reiserfs_acl_header) + + count * sizeof(reiserfs_acl_entry_short); + } else { + return sizeof(reiserfs_acl_header) + + 4 * sizeof(reiserfs_acl_entry_short) + + (count - 4) * sizeof(reiserfs_acl_entry); + } +} + +static inline int reiserfs_acl_count(size_t size) +{ + ssize_t s; + size -= sizeof(reiserfs_acl_header); + s = size - 4 * sizeof(reiserfs_acl_entry_short); + if (s < 0) { + if (size % sizeof(reiserfs_acl_entry_short)) + return -1; + return size / sizeof(reiserfs_acl_entry_short); + } else { + if (s % sizeof(reiserfs_acl_entry)) + return -1; + return s / sizeof(reiserfs_acl_entry) + 4; + } +} + +#ifdef CONFIG_REISERFS_FS_POSIX_ACL +struct posix_acl *reiserfs_get_acl(struct inode *inode, int type); +int reiserfs_acl_chmod(struct inode *inode); +int reiserfs_inherit_default_acl(struct reiserfs_transaction_handle *th, + struct inode *dir, struct dentry *dentry, + struct inode *inode); +int reiserfs_cache_default_acl(struct inode *dir); +extern const struct xattr_handler reiserfs_posix_acl_default_handler; +extern const struct xattr_handler reiserfs_posix_acl_access_handler; + +#else + +#define reiserfs_cache_default_acl(inode) 0 +#define reiserfs_get_acl NULL + +static inline int reiserfs_acl_chmod(struct inode *inode) +{ + return 0; +} + +static inline int +reiserfs_inherit_default_acl(struct reiserfs_transaction_handle *th, + const struct inode *dir, struct dentry *dentry, + struct inode *inode) +{ + return 0; +} +#endif diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c index e26ee4988e7..3fa5915dea6 100644 --- a/fs/reiserfs/file.c +++ b/fs/reiserfs/file.c @@ -4,7 +4,7 @@ #include <linux/time.h> #include <linux/reiserfs_fs.h> -#include <linux/reiserfs_acl.h> +#include "acl.h" #include "xattr.h" #include <asm/uaccess.h> #include <linux/pagemap.h> diff --git a/fs/reiserfs/inode.c b/fs/reiserfs/inode.c index 894c7316e9c..b696493d6b6 100644 --- a/fs/reiserfs/inode.c +++ b/fs/reiserfs/inode.c @@ -5,7 +5,7 @@ #include <linux/time.h> #include <linux/fs.h> #include <linux/reiserfs_fs.h> -#include <linux/reiserfs_acl.h> +#include "acl.h" #include "xattr.h" #include <linux/exportfs.h> #include <linux/pagemap.h> diff --git a/fs/reiserfs/namei.c b/fs/reiserfs/namei.c index cb67ebf882a..34bdab29883 100644 --- a/fs/reiserfs/namei.c +++ b/fs/reiserfs/namei.c @@ -15,7 +15,7 @@ #include <linux/bitops.h> #include <linux/slab.h> #include <linux/reiserfs_fs.h> -#include <linux/reiserfs_acl.h> +#include "acl.h" #include "xattr.h" #include <linux/quotaops.h> diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c index a67fc7d28de..cf68a6ba0ec 100644 --- a/fs/reiserfs/super.c +++ b/fs/reiserfs/super.c @@ -17,7 +17,7 @@ #include <linux/time.h> #include <asm/uaccess.h> #include <linux/reiserfs_fs.h> -#include <linux/reiserfs_acl.h> +#include "acl.h" #include "xattr.h" #include <linux/init.h> #include <linux/blkdev.h> diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c index ead5d8aab44..61c9b5633e2 100644 --- a/fs/reiserfs/xattr.c +++ b/fs/reiserfs/xattr.c @@ -44,7 +44,7 @@ #include <linux/pagemap.h> #include <linux/xattr.h> #include "xattr.h" -#include <linux/reiserfs_acl.h> +#include "acl.h" #include <asm/uaccess.h> #include <net/checksum.h> #include <linux/stat.h> diff --git a/fs/reiserfs/xattr_acl.c b/fs/reiserfs/xattr_acl.c index c0a8c519b2e..f09094057ea 100644 --- a/fs/reiserfs/xattr_acl.c +++ b/fs/reiserfs/xattr_acl.c @@ -8,7 +8,7 @@ #include <linux/slab.h> #include <linux/posix_acl_xattr.h> #include "xattr.h" -#include <linux/reiserfs_acl.h> +#include "acl.h" #include <asm/uaccess.h> static int reiserfs_set_acl(struct reiserfs_transaction_handle *th, |