From 52b14673e66f1feb09a4cc2e83fac2a365fcde53 Mon Sep 17 00:00:00 2001
From: Shen Feng <shen@cn.fujitsu.com>
Date: Wed, 7 Jan 2009 14:57:12 -0500
Subject: debug-tree output tree/key type instead of id

This makes the tree name and key type output more readable.

Signed-off-by: Shen Feng <shen@cn.fujitsu.com>
---
 print-tree.c | 79 +++++++++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 73 insertions(+), 6 deletions(-)

(limited to 'print-tree.c')

diff --git a/print-tree.c b/print-tree.c
index b69447d0..52ef7c7c 100644
--- a/print-tree.c
+++ b/print-tree.c
@@ -174,6 +174,71 @@ static void print_root_ref(struct extent_buffer *leaf, int slot, char *tag)
 	       namelen, namebuf);
 }
 
+static void print_key_type(u8 type)
+{
+	switch (type) {
+	case BTRFS_INODE_ITEM_KEY:
+		printf("INODE_ITEM");
+		break;
+	case BTRFS_INODE_REF_KEY:
+		printf("INODE_REF");
+		break;
+	case BTRFS_DIR_ITEM_KEY:
+		printf("DIR_ITEM");
+		break;
+	case BTRFS_DIR_INDEX_KEY:
+		printf("DIR_INDEX");
+		break;
+	case BTRFS_XATTR_ITEM_KEY:
+		printf("XATTR_ITEM");
+		break;
+	case BTRFS_ORPHAN_ITEM_KEY:
+		printf("ORPHAN_ITEM");
+		break;
+	case BTRFS_ROOT_ITEM_KEY:
+		printf("ROOT_ITEM");
+		break;
+	case BTRFS_ROOT_REF_KEY:
+		printf("ROOT_REF");
+		break;
+	case BTRFS_ROOT_BACKREF_KEY:
+		printf("ROOT_BACKREF");
+		break;
+	case BTRFS_EXTENT_ITEM_KEY:
+		printf("EXTENT_ITEM");
+		break;
+	case BTRFS_EXTENT_REF_KEY:
+		printf("EXTENT_REF");
+		break;
+	case BTRFS_CSUM_ITEM_KEY:
+		printf("CSUM_ITEM");
+		break;
+	case BTRFS_EXTENT_CSUM_KEY:
+		printf("EXTENT_CSUM");
+		break;
+	case BTRFS_EXTENT_DATA_KEY:
+		printf("EXTENT_DATA");
+		break;
+	case BTRFS_BLOCK_GROUP_ITEM_KEY:
+		printf("GROUP_ITEM");
+		break;
+	case BTRFS_CHUNK_ITEM_KEY:
+		printf("CHUNK_ITEM");
+		break;
+	case BTRFS_DEV_ITEM_KEY:
+		printf("DEV_ITEM");
+		break;
+	case BTRFS_DEV_EXTENT_KEY:
+		printf("DEV_EXTENT");
+		break;
+	case BTRFS_STRING_ITEM_KEY:
+		printf("STRING_ITEM");
+		break;
+	default:
+		printf("UNKNOWN");
+	};
+}
+
 void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l)
 {
 	int i;
@@ -206,10 +271,11 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l)
 		item = btrfs_item_nr(l, i);
 		btrfs_item_key(l, &disk_key, i);
 		type = btrfs_disk_key_type(&disk_key);
-		printf("\titem %d key (%llu %x %llu) itemoff %d itemsize %d\n",
+		printf("\titem %d key (%llu ",
 			i,
-			(unsigned long long)btrfs_disk_key_objectid(&disk_key),
-			btrfs_disk_key_type(&disk_key),
+			(unsigned long long)btrfs_disk_key_objectid(&disk_key));
+		print_key_type(type);
+		printf(" %llu) itemoff %d itemsize %d\n",
 			(unsigned long long)btrfs_disk_key_offset(&disk_key),
 			btrfs_item_offset(l, item),
 			btrfs_item_size(l, item));
@@ -355,10 +421,11 @@ void btrfs_print_tree(struct btrfs_root *root, struct extent_buffer *eb)
 	for (i = 0; i < nr; i++) {
 		u64 blocknr = btrfs_node_blockptr(eb, i);
 		btrfs_node_key_to_cpu(eb, &key, i);
-		printf("\tkey %d (%llu %x %llu) block %llu (%llu) gen %llu\n",
+		printf("\tkey %d (%llu ",
 		       i,
-		       (unsigned long long)key.objectid,
-		       key.type,
+		       (unsigned long long)key.objectid);
+		print_key_type(key.type);
+		printf(" %llu) block %llu (%llu) gen %llu\n",
 		       (unsigned long long)key.offset,
 		       (unsigned long long)blocknr,
 		       (unsigned long long)blocknr / size,
-- 
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