Btrfs-progs: pretty print dir_item type

Instead of printing an integer, print a symbolic name which
is more human friendly. Particularly useful when using the
program btrfs-debug-tree.

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

diff --git a/print-tree.c b/print-tree.c
index aae47a9..4401a1a 100644 (file)
--- a/print-tree.c
+++ b/print-tree.c
@@ -25,6 +25,42 @@
 #include "disk-io.h"
 #include "print-tree.h"
 
+
+static void print_dir_item_type(struct extent_buffer *eb,
+                                struct btrfs_dir_item *di)
+{
+       u8 type = btrfs_dir_type(eb, di);
+
+       switch (type) {
+       case BTRFS_FT_REG_FILE:
+               printf("FILE");
+               break;
+       case BTRFS_FT_DIR:
+               printf("DIR");
+               break;
+       case BTRFS_FT_CHRDEV:
+               printf("CHRDEV");
+               break;
+       case BTRFS_FT_BLKDEV:
+               printf("BLKDEV");
+               break;
+       case BTRFS_FT_FIFO:
+               printf("FIFO");
+               break;
+       case BTRFS_FT_SOCK:
+               printf("SOCK");
+               break;
+       case BTRFS_FT_SYMLINK:
+               printf("SYMLINK");
+               break;
+       case BTRFS_FT_XATTR:
+               printf("XATTR");
+               break;
+       default:
+               printf("%u", type);
+       }
+}
+
 static int print_dir_item(struct extent_buffer *eb, struct btrfs_item *item,
                          struct btrfs_dir_item *di)
 {
@@ -41,7 +77,9 @@ static int print_dir_item(struct extent_buffer *eb, struct btrfs_item *item,
                btrfs_dir_item_key(eb, di, &location);
                printf("\t\tlocation ");
                btrfs_print_key(&location);
-               printf(" type %u\n", btrfs_dir_type(eb, di));
+               printf(" type ");
+               print_dir_item_type(eb, di);
+               printf("\n");
                name_len = btrfs_dir_name_len(eb, di);
                data_len = btrfs_dir_data_len(eb, di);
                len = (name_len <= sizeof(namebuf))? name_len: sizeof(namebuf);