diff options
Diffstat (limited to 'fs/reiserfs/xattr_user.c')
| -rw-r--r-- | fs/reiserfs/xattr_user.c | 89 |
1 files changed, 44 insertions, 45 deletions
diff --git a/fs/reiserfs/xattr_user.c b/fs/reiserfs/xattr_user.c index 0772806466a8..51458048ca66 100644 --- a/fs/reiserfs/xattr_user.c +++ b/fs/reiserfs/xattr_user.c | |||
| @@ -13,81 +13,80 @@ | |||
| 13 | #define XATTR_USER_PREFIX "user." | 13 | #define XATTR_USER_PREFIX "user." |
| 14 | 14 | ||
| 15 | static int | 15 | static int |
| 16 | user_get (struct inode *inode, const char *name, void *buffer, size_t size) | 16 | user_get(struct inode *inode, const char *name, void *buffer, size_t size) |
| 17 | { | 17 | { |
| 18 | 18 | ||
| 19 | int error; | 19 | int error; |
| 20 | 20 | ||
| 21 | if (strlen(name) < sizeof(XATTR_USER_PREFIX)) | 21 | if (strlen(name) < sizeof(XATTR_USER_PREFIX)) |
| 22 | return -EINVAL; | 22 | return -EINVAL; |
| 23 | 23 | ||
| 24 | if (!reiserfs_xattrs_user (inode->i_sb)) | 24 | if (!reiserfs_xattrs_user(inode->i_sb)) |
| 25 | return -EOPNOTSUPP; | 25 | return -EOPNOTSUPP; |
| 26 | 26 | ||
| 27 | error = reiserfs_permission_locked (inode, MAY_READ, NULL); | 27 | error = reiserfs_permission_locked(inode, MAY_READ, NULL); |
| 28 | if (error) | 28 | if (error) |
| 29 | return error; | 29 | return error; |
| 30 | 30 | ||
| 31 | return reiserfs_xattr_get (inode, name, buffer, size); | 31 | return reiserfs_xattr_get(inode, name, buffer, size); |
| 32 | } | 32 | } |
| 33 | 33 | ||
| 34 | static int | 34 | static int |
| 35 | user_set (struct inode *inode, const char *name, const void *buffer, | 35 | user_set(struct inode *inode, const char *name, const void *buffer, |
| 36 | size_t size, int flags) | 36 | size_t size, int flags) |
| 37 | { | 37 | { |
| 38 | 38 | ||
| 39 | int error; | 39 | int error; |
| 40 | 40 | ||
| 41 | if (strlen(name) < sizeof(XATTR_USER_PREFIX)) | 41 | if (strlen(name) < sizeof(XATTR_USER_PREFIX)) |
| 42 | return -EINVAL; | 42 | return -EINVAL; |
| 43 | 43 | ||
| 44 | if (!reiserfs_xattrs_user (inode->i_sb)) | 44 | if (!reiserfs_xattrs_user(inode->i_sb)) |
| 45 | return -EOPNOTSUPP; | 45 | return -EOPNOTSUPP; |
| 46 | 46 | ||
| 47 | if (!S_ISREG (inode->i_mode) && | 47 | if (!S_ISREG(inode->i_mode) && |
| 48 | (!S_ISDIR (inode->i_mode) || inode->i_mode & S_ISVTX)) | 48 | (!S_ISDIR(inode->i_mode) || inode->i_mode & S_ISVTX)) |
| 49 | return -EPERM; | 49 | return -EPERM; |
| 50 | 50 | ||
| 51 | error = reiserfs_permission_locked (inode, MAY_WRITE, NULL); | 51 | error = reiserfs_permission_locked(inode, MAY_WRITE, NULL); |
| 52 | if (error) | 52 | if (error) |
| 53 | return error; | 53 | return error; |
| 54 | 54 | ||
| 55 | return reiserfs_xattr_set (inode, name, buffer, size, flags); | 55 | return reiserfs_xattr_set(inode, name, buffer, size, flags); |
| 56 | } | 56 | } |
| 57 | 57 | ||
| 58 | static int | 58 | static int user_del(struct inode *inode, const char *name) |
| 59 | user_del (struct inode *inode, const char *name) | ||
| 60 | { | 59 | { |
| 61 | int error; | 60 | int error; |
| 62 | 61 | ||
| 63 | if (strlen(name) < sizeof(XATTR_USER_PREFIX)) | 62 | if (strlen(name) < sizeof(XATTR_USER_PREFIX)) |
| 64 | return -EINVAL; | 63 | return -EINVAL; |
| 65 | 64 | ||
| 66 | if (!reiserfs_xattrs_user (inode->i_sb)) | 65 | if (!reiserfs_xattrs_user(inode->i_sb)) |
| 67 | return -EOPNOTSUPP; | 66 | return -EOPNOTSUPP; |
| 68 | 67 | ||
| 69 | if (!S_ISREG (inode->i_mode) && | 68 | if (!S_ISREG(inode->i_mode) && |
| 70 | (!S_ISDIR (inode->i_mode) || inode->i_mode & S_ISVTX)) | 69 | (!S_ISDIR(inode->i_mode) || inode->i_mode & S_ISVTX)) |
| 71 | return -EPERM; | 70 | return -EPERM; |
| 72 | 71 | ||
| 73 | error = reiserfs_permission_locked (inode, MAY_WRITE, NULL); | 72 | error = reiserfs_permission_locked(inode, MAY_WRITE, NULL); |
| 74 | if (error) | 73 | if (error) |
| 75 | return error; | 74 | return error; |
| 76 | 75 | ||
| 77 | return 0; | 76 | return 0; |
| 78 | } | 77 | } |
| 79 | 78 | ||
| 80 | static int | 79 | static int |
| 81 | user_list (struct inode *inode, const char *name, int namelen, char *out) | 80 | user_list(struct inode *inode, const char *name, int namelen, char *out) |
| 82 | { | 81 | { |
| 83 | int len = namelen; | 82 | int len = namelen; |
| 84 | if (!reiserfs_xattrs_user (inode->i_sb)) | 83 | if (!reiserfs_xattrs_user(inode->i_sb)) |
| 85 | return 0; | 84 | return 0; |
| 86 | 85 | ||
| 87 | if (out) | 86 | if (out) |
| 88 | memcpy (out, name, len); | 87 | memcpy(out, name, len); |
| 89 | 88 | ||
| 90 | return len; | 89 | return len; |
| 91 | } | 90 | } |
| 92 | 91 | ||
| 93 | struct reiserfs_xattr_handler user_handler = { | 92 | struct reiserfs_xattr_handler user_handler = { |
