Contributors: 8
| Author |
Tokens |
Token Proportion |
Commits |
Commit Proportion |
| Andrew Morton |
291 |
85.59% |
2 |
20.00% |
| Christoph Hellwig |
24 |
7.06% |
2 |
20.00% |
| Al Viro |
6 |
1.76% |
1 |
10.00% |
| Alexander Beregalov |
5 |
1.47% |
1 |
10.00% |
| Christian Brauner |
5 |
1.47% |
1 |
10.00% |
| Jeff Mahoney |
5 |
1.47% |
1 |
10.00% |
| Miklos Szeredi |
3 |
0.88% |
1 |
10.00% |
| Greg Kroah-Hartman |
1 |
0.29% |
1 |
10.00% |
| Total |
340 |
|
10 |
|
/* SPDX-License-Identifier: GPL-2.0 */
#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, bool rcu);
int reiserfs_set_acl(struct user_namespace *mnt_userns, struct inode *inode,
struct posix_acl *acl, 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);
#else
#define reiserfs_cache_default_acl(inode) 0
#define reiserfs_get_acl NULL
#define reiserfs_set_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