#include <stdio.h>
#include <stdlib.h>
+#include <uuid/uuid.h>
#include "kerncompat.h"
#include "radix-tree.h"
#include "ctree.h"
u32 cur = 0;
u32 len;
u32 name_len;
+ u64 index;
char namebuf[BTRFS_NAME_LEN];
total = btrfs_item_size(eb, item);
while(cur < total) {
name_len = btrfs_inode_ref_name_len(eb, ref);
+ index = btrfs_inode_ref_index(eb, ref);
len = (name_len <= sizeof(namebuf))? name_len: sizeof(namebuf);
read_extent_buffer(eb, namebuf, (unsigned long)(ref + 1), len);
- printf("\t\tinode ref namelen %u name: %.*s\n",
- name_len, len, namebuf);
+ printf("\t\tinode ref index %llu namelen %u name: %.*s\n",
+ index, name_len, len, namebuf);
len = sizeof(*ref) + name_len;
ref = (struct btrfs_inode_ref *)((char *)ref + len);
cur += len;
{
int num_stripes = btrfs_chunk_num_stripes(eb, chunk);
int i;
- printf("\t\tchunk owner %llu type %llu num_stripes %d\n",
+ printf("\t\tchunk length %llu owner %llu type %llu num_stripes %d\n",
+ (unsigned long long)btrfs_chunk_length(eb, chunk),
(unsigned long long)btrfs_chunk_owner(eb, chunk),
(unsigned long long)btrfs_chunk_type(eb, chunk),
num_stripes);
static void print_dev_item(struct extent_buffer *eb,
struct btrfs_dev_item *dev_item)
{
- char *name;
- int name_len;
-
- name_len = btrfs_device_name_len(eb, dev_item);
- name = kmalloc(name_len, GFP_NOFS);
- if (name) {
- read_extent_buffer(eb, name,
- (unsigned long)btrfs_device_name(dev_item),
- name_len);
- }
- printf("\t\tdev item name %.*s devid %llu "
- "total_bytes %llu bytes used %Lu\n", name_len, name,
+ printf("\t\tdev item devid %llu "
+ "total_bytes %llu bytes used %Lu\n",
(unsigned long long)btrfs_device_id(eb, dev_item),
(unsigned long long)btrfs_device_total_bytes(eb, dev_item),
(unsigned long long)btrfs_device_bytes_used(eb, dev_item));
- kfree(name);
}
+
+static void print_uuids(struct extent_buffer *eb)
+{
+ char fs_uuid[37];
+ char chunk_uuid[37];
+ u8 disk_uuid[BTRFS_UUID_SIZE];
+
+ read_extent_buffer(eb, disk_uuid, (unsigned long)btrfs_header_fsid(eb),
+ BTRFS_FSID_SIZE);
+
+ fs_uuid[36] = '\0';
+ uuid_unparse(disk_uuid, fs_uuid);
+
+ read_extent_buffer(eb, disk_uuid,
+ (unsigned long)btrfs_header_chunk_tree_uuid(eb),
+ BTRFS_UUID_SIZE);
+
+ chunk_uuid[36] = '\0';
+ uuid_unparse(disk_uuid, chunk_uuid);
+ printf("fs uuid %s\nchunk uuid %s\n", fs_uuid, chunk_uuid);
+}
+
+static void print_file_extent_item(struct extent_buffer *eb,
+ struct btrfs_item *item,
+ struct btrfs_file_extent_item *fi)
+{
+ int extent_type = btrfs_file_extent_type(eb, fi);
+
+ if (extent_type == BTRFS_FILE_EXTENT_INLINE) {
+ printf("\t\tinline extent data size %u "
+ "ram %llu compress %d\n",
+ btrfs_file_extent_inline_len(eb, item),
+ (unsigned long long) btrfs_file_extent_ram_bytes(eb, fi),
+ btrfs_file_extent_compression(eb, fi));
+ return;
+ }
+ if (extent_type == BTRFS_FILE_EXTENT_PREALLOC) {
+ printf("\t\tprealloc data disk byte %llu nr %llu\n",
+ (unsigned long long)btrfs_file_extent_disk_bytenr(eb, fi),
+ (unsigned long long)btrfs_file_extent_disk_num_bytes(eb, fi));
+ printf("\t\tprealloc data offset %llu nr %llu\n",
+ (unsigned long long)btrfs_file_extent_offset(eb, fi),
+ (unsigned long long)btrfs_file_extent_num_bytes(eb, fi));
+ return;
+ }
+ printf("\t\textent data disk byte %llu nr %llu\n",
+ (unsigned long long)btrfs_file_extent_disk_bytenr(eb, fi),
+ (unsigned long long)btrfs_file_extent_disk_num_bytes(eb, fi));
+ printf("\t\textent data offset %llu nr %llu ram %llu\n",
+ (unsigned long long)btrfs_file_extent_offset(eb, fi),
+ (unsigned long long)btrfs_file_extent_num_bytes(eb, fi),
+ (unsigned long long)btrfs_file_extent_ram_bytes(eb, fi));
+ printf("\t\textent compression %d\n",
+ btrfs_file_extent_compression(eb, fi));
+}
+
+
+static void print_root_ref(struct extent_buffer *leaf, int slot, char *tag)
+{
+ struct btrfs_root_ref *ref;
+ char namebuf[BTRFS_NAME_LEN];
+ int namelen;
+
+ ref = btrfs_item_ptr(leaf, slot, struct btrfs_root_ref);
+ namelen = btrfs_root_ref_name_len(leaf, ref);
+ read_extent_buffer(leaf, namebuf, (unsigned long)(ref + 1), namelen);
+ printf("\t\troot %s key dirid %llu sequence %llu name %.*s\n", tag,
+ (unsigned long long)btrfs_root_ref_dirid(leaf, ref),
+ (unsigned long long)btrfs_root_ref_sequence(leaf, ref),
+ namelen, namebuf);
+}
+
void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l)
{
int i;
btrfs_leaf_free_space(root, l),
(unsigned long long)btrfs_header_generation(l),
(unsigned long long)btrfs_header_owner(l));
+ print_uuids(l);
fflush(stdout);
for (i = 0 ; i < nr ; i++) {
item = btrfs_item_nr(l, i);
di = btrfs_item_ptr(l, i, struct btrfs_dir_item);
print_dir_item(l, item, di);
break;
+ case BTRFS_ORPHAN_ITEM_KEY:
+ printf("\t\torphan item\n");
+ break;
case BTRFS_ROOT_ITEM_KEY:
ri = btrfs_item_ptr(l, i, struct btrfs_root_item);
read_extent_buffer(l, &root_item, (unsigned long)ri, sizeof(root_item));
root_item.drop_level);
}
break;
+ case BTRFS_ROOT_REF_KEY:
+ print_root_ref(l, i, "ref");
+ break;
+ case BTRFS_ROOT_BACKREF_KEY:
+ print_root_ref(l, i, "backref");
+ break;
case BTRFS_EXTENT_ITEM_KEY:
ei = btrfs_item_ptr(l, i, struct btrfs_extent_item);
printf("\t\textent data refs %u\n",
case BTRFS_EXTENT_REF_KEY:
ref = btrfs_item_ptr(l, i, struct btrfs_extent_ref);
printf("\t\textent back ref root %llu gen %llu "
- "owner %llu offset %llu\n",
+ "owner %llu num_refs %lu\n",
(unsigned long long)btrfs_ref_root(l, ref),
(unsigned long long)btrfs_ref_generation(l, ref),
(unsigned long long)btrfs_ref_objectid(l, ref),
- (unsigned long long)btrfs_ref_offset(l, ref));
+ (unsigned long)btrfs_ref_num_refs(l, ref));
break;
case BTRFS_CSUM_ITEM_KEY:
ci = btrfs_item_ptr(l, i, struct btrfs_csum_item);
case BTRFS_EXTENT_DATA_KEY:
fi = btrfs_item_ptr(l, i,
struct btrfs_file_extent_item);
- if (btrfs_file_extent_type(l, fi) ==
- BTRFS_FILE_EXTENT_INLINE) {
- printf("\t\tinline extent data size %u\n",
- btrfs_file_extent_inline_len(l, item));
- break;
- }
- printf("\t\textent data disk byte %llu nr %llu\n",
- (unsigned long long)btrfs_file_extent_disk_bytenr(l, fi),
- (unsigned long long)btrfs_file_extent_disk_num_bytes(l, fi));
- printf("\t\textent data offset %llu nr %llu\n",
- (unsigned long long)btrfs_file_extent_offset(l, fi),
- (unsigned long long)btrfs_file_extent_num_bytes(l, fi));
+ print_file_extent_item(l, item, fi);
break;
case BTRFS_BLOCK_GROUP_ITEM_KEY:
bi = btrfs_item_ptr(l, i,
struct btrfs_block_group_item);
read_extent_buffer(l, &bg_item, (unsigned long)bi,
sizeof(bg_item));
- printf("\t\tblock group used %llu flags %llx\n",
+ printf("\t\tblock group used %llu flags %llu\n",
(unsigned long long)btrfs_block_group_used(&bg_item),
(unsigned long long)btrfs_block_group_flags(&bg_item));
break;
case BTRFS_DEV_EXTENT_KEY:
dev_extent = btrfs_item_ptr(l, i,
struct btrfs_dev_extent);
- printf("\t\tdev extent owner %llu length %llu\n",
- (unsigned long long)btrfs_dev_extent_owner(l, dev_extent),
- (unsigned long long)btrfs_dev_extent_length(l, dev_extent));
+ printf("\t\tdev extent chunk_tree %llu\n"
+ "\t\tchunk objectid %llu chunk offset %llu "
+ "length %llu\n",
+ (unsigned long long)
+ btrfs_dev_extent_chunk_tree(l, dev_extent),
+ (unsigned long long)
+ btrfs_dev_extent_chunk_objectid(l, dev_extent),
+ (unsigned long long)
+ btrfs_dev_extent_chunk_offset(l, dev_extent),
+ (unsigned long long)
+ btrfs_dev_extent_length(l, dev_extent));
break;
case BTRFS_STRING_ITEM_KEY:
/* dirty, but it's simple */
fflush(stdout);
}
}
+
void btrfs_print_tree(struct btrfs_root *root, struct extent_buffer *eb)
{
int i;
(u32)BTRFS_NODEPTRS_PER_BLOCK(root) - nr,
(unsigned long long)btrfs_header_generation(eb),
(unsigned long long)btrfs_header_owner(eb));
+ print_uuids(eb);
fflush(stdout);
size = btrfs_level_size(root, btrfs_header_level(eb) - 1);
for (i = 0; i < nr; i++) {
for (i = 0; i < nr; i++) {
struct extent_buffer *next = read_tree_block(root,
btrfs_node_blockptr(eb, i),
- size);
+ size,
+ btrfs_node_ptr_generation(eb, i));
if (btrfs_is_leaf(next) &&
btrfs_header_level(eb) != 1)
BUG();
projects / platform / upstream / btrfs-progs.git / blobdiff