diff options
author | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:15:01 +0000 |
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committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2013-07-27 22:15:01 +0000 |
commit | 7996a3d79d55b7f879dfd62e202bbfe2963718d3 (patch) | |
tree | 8d9f6759fec4099b9be503c11c7ed174f7204980 /libdde-linux26/contrib/include/linux/reiserfs_acl.h | |
parent | 4fbe7358c7747a9165f776eb19addbb9baf7def2 (diff) |
really properly move files
Diffstat (limited to 'libdde-linux26/contrib/include/linux/reiserfs_acl.h')
-rw-r--r-- | libdde-linux26/contrib/include/linux/reiserfs_acl.h | 107 |
1 files changed, 107 insertions, 0 deletions
diff --git a/libdde-linux26/contrib/include/linux/reiserfs_acl.h b/libdde-linux26/contrib/include/linux/reiserfs_acl.h new file mode 100644 index 00000000..fe00f781 --- /dev/null +++ b/libdde-linux26/contrib/include/linux/reiserfs_acl.h @@ -0,0 +1,107 @@ +#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 inode *dir, struct dentry *dentry, + struct inode *inode); +int reiserfs_cache_default_acl(struct inode *dir); +extern int reiserfs_xattr_posix_acl_init(void) __init; +extern int reiserfs_xattr_posix_acl_exit(void); +extern struct reiserfs_xattr_handler posix_acl_default_handler; +extern struct reiserfs_xattr_handler posix_acl_access_handler; + +static inline void reiserfs_init_acl_access(struct inode *inode) +{ + REISERFS_I(inode)->i_acl_access = NULL; +} + +static inline void reiserfs_init_acl_default(struct inode *inode) +{ + REISERFS_I(inode)->i_acl_default = NULL; +} +#else + +#define reiserfs_cache_default_acl(inode) 0 + +static inline struct posix_acl *reiserfs_get_acl(struct inode *inode, int type) +{ + return NULL; +} + +static inline int reiserfs_xattr_posix_acl_init(void) +{ + return 0; +} + +static inline int reiserfs_xattr_posix_acl_exit(void) +{ + return 0; +} + +static inline int reiserfs_acl_chmod(struct inode *inode) +{ + return 0; +} + +static inline int +reiserfs_inherit_default_acl(const struct inode *dir, struct dentry *dentry, + struct inode *inode) +{ + return 0; +} + +static inline void reiserfs_init_acl_access(struct inode *inode) +{ +} + +static inline void reiserfs_init_acl_default(struct inode *inode) +{ +} +#endif |