diff options
Diffstat (limited to 'fs/reiserfs/xattr_trusted.c')
| -rw-r--r-- | fs/reiserfs/xattr_trusted.c | 70 |
1 files changed, 34 insertions, 36 deletions
diff --git a/fs/reiserfs/xattr_trusted.c b/fs/reiserfs/xattr_trusted.c index 43762197fb0a..2501f7e66ab9 100644 --- a/fs/reiserfs/xattr_trusted.c +++ b/fs/reiserfs/xattr_trusted.c | |||
| @@ -9,69 +9,67 @@ | |||
| 9 | #define XATTR_TRUSTED_PREFIX "trusted." | 9 | #define XATTR_TRUSTED_PREFIX "trusted." |
| 10 | 10 | ||
| 11 | static int | 11 | static int |
| 12 | trusted_get (struct inode *inode, const char *name, void *buffer, size_t size) | 12 | trusted_get(struct inode *inode, const char *name, void *buffer, size_t size) |
| 13 | { | 13 | { |
| 14 | if (strlen(name) < sizeof(XATTR_TRUSTED_PREFIX)) | 14 | if (strlen(name) < sizeof(XATTR_TRUSTED_PREFIX)) |
| 15 | return -EINVAL; | 15 | return -EINVAL; |
| 16 | 16 | ||
| 17 | if (!reiserfs_xattrs (inode->i_sb)) | 17 | if (!reiserfs_xattrs(inode->i_sb)) |
| 18 | return -EOPNOTSUPP; | 18 | return -EOPNOTSUPP; |
| 19 | 19 | ||
| 20 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) | 20 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) |
| 21 | return -EPERM; | 21 | return -EPERM; |
| 22 | 22 | ||
| 23 | return reiserfs_xattr_get (inode, name, buffer, size); | 23 | return reiserfs_xattr_get(inode, name, buffer, size); |
| 24 | } | 24 | } |
| 25 | 25 | ||
| 26 | static int | 26 | static int |
| 27 | trusted_set (struct inode *inode, const char *name, const void *buffer, | 27 | trusted_set(struct inode *inode, const char *name, const void *buffer, |
| 28 | size_t size, int flags) | 28 | size_t size, int flags) |
| 29 | { | 29 | { |
| 30 | if (strlen(name) < sizeof(XATTR_TRUSTED_PREFIX)) | 30 | if (strlen(name) < sizeof(XATTR_TRUSTED_PREFIX)) |
| 31 | return -EINVAL; | 31 | return -EINVAL; |
| 32 | 32 | ||
| 33 | if (!reiserfs_xattrs (inode->i_sb)) | 33 | if (!reiserfs_xattrs(inode->i_sb)) |
| 34 | return -EOPNOTSUPP; | 34 | return -EOPNOTSUPP; |
| 35 | 35 | ||
| 36 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) | 36 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) |
| 37 | return -EPERM; | 37 | return -EPERM; |
| 38 | 38 | ||
| 39 | return reiserfs_xattr_set (inode, name, buffer, size, flags); | 39 | return reiserfs_xattr_set(inode, name, buffer, size, flags); |
| 40 | } | 40 | } |
| 41 | 41 | ||
| 42 | static int | 42 | static int trusted_del(struct inode *inode, const char *name) |
| 43 | trusted_del (struct inode *inode, const char *name) | ||
| 44 | { | 43 | { |
| 45 | if (strlen(name) < sizeof(XATTR_TRUSTED_PREFIX)) | 44 | if (strlen(name) < sizeof(XATTR_TRUSTED_PREFIX)) |
| 46 | return -EINVAL; | 45 | return -EINVAL; |
| 47 | 46 | ||
| 48 | if (!reiserfs_xattrs (inode->i_sb)) | 47 | if (!reiserfs_xattrs(inode->i_sb)) |
| 49 | return -EOPNOTSUPP; | 48 | return -EOPNOTSUPP; |
| 50 | 49 | ||
| 51 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) | 50 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) |
| 52 | return -EPERM; | 51 | return -EPERM; |
| 53 | 52 | ||
| 54 | return 0; | 53 | return 0; |
| 55 | } | 54 | } |
| 56 | 55 | ||
| 57 | static int | 56 | static int |
| 58 | trusted_list (struct inode *inode, const char *name, int namelen, char *out) | 57 | trusted_list(struct inode *inode, const char *name, int namelen, char *out) |
| 59 | { | 58 | { |
| 60 | int len = namelen; | 59 | int len = namelen; |
| 61 | 60 | ||
| 62 | if (!reiserfs_xattrs (inode->i_sb)) | 61 | if (!reiserfs_xattrs(inode->i_sb)) |
| 63 | return 0; | 62 | return 0; |
| 64 | 63 | ||
| 65 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) | 64 | if (!(capable(CAP_SYS_ADMIN) || is_reiserfs_priv_object(inode))) |
| 66 | return 0; | 65 | return 0; |
| 67 | 66 | ||
| 68 | if (out) | 67 | if (out) |
| 69 | memcpy (out, name, len); | 68 | memcpy(out, name, len); |
| 70 | 69 | ||
| 71 | return len; | 70 | return len; |
| 72 | } | 71 | } |
| 73 | 72 | ||
| 74 | |||
| 75 | struct reiserfs_xattr_handler trusted_handler = { | 73 | struct reiserfs_xattr_handler trusted_handler = { |
| 76 | .prefix = XATTR_TRUSTED_PREFIX, | 74 | .prefix = XATTR_TRUSTED_PREFIX, |
| 77 | .get = trusted_get, | 75 | .get = trusted_get, |
