+/*
+ * Directory file type support functions
+ */
+static unsigned char xfs_dir3_filetype_table[] = {
+ DT_UNKNOWN, DT_REG, DT_DIR, DT_CHR, DT_BLK,
+ DT_FIFO, DT_SOCK, DT_LNK, DT_WHT,
+};
+
+unsigned char
+xfs_dir3_get_dtype(
+ struct xfs_mount *mp,
+ __uint8_t filetype)
+{
+ if (!xfs_sb_version_hasftype(&mp->m_sb))
+ return DT_UNKNOWN;
+
+ if (filetype >= XFS_DIR3_FT_MAX)
+ return DT_UNKNOWN;
+
+ return xfs_dir3_filetype_table[filetype];
+}
+/*
+ * @mode, if set, indicates that the type field needs to be set up.
+ * This uses the transformation from file mode to DT_* as defined in linux/fs.h
+ * for file type specification. This will be propagated into the directory
+ * structure if appropriate for the given operation and filesystem config.
+ */
+const unsigned char xfs_mode_to_ftype[S_IFMT >> S_SHIFT] = {
+ [0] = XFS_DIR3_FT_UNKNOWN,
+ [S_IFREG >> S_SHIFT] = XFS_DIR3_FT_REG_FILE,
+ [S_IFDIR >> S_SHIFT] = XFS_DIR3_FT_DIR,
+ [S_IFCHR >> S_SHIFT] = XFS_DIR3_FT_CHRDEV,
+ [S_IFBLK >> S_SHIFT] = XFS_DIR3_FT_BLKDEV,
+ [S_IFIFO >> S_SHIFT] = XFS_DIR3_FT_FIFO,
+ [S_IFSOCK >> S_SHIFT] = XFS_DIR3_FT_SOCK,
+ [S_IFLNK >> S_SHIFT] = XFS_DIR3_FT_SYMLINK,
+};
+