7 #include "pack-objects.h"
13 struct bitmap_disk_header
{
18 unsigned char checksum
[GIT_MAX_RAWSZ
];
21 static const char BITMAP_IDX_SIGNATURE
[] = {'B', 'I', 'T', 'M'};
23 #define NEEDS_BITMAP (1u<<22)
25 enum pack_bitmap_opts
{
26 BITMAP_OPT_FULL_DAG
= 1,
27 BITMAP_OPT_HASH_CACHE
= 4,
30 enum pack_bitmap_flags
{
31 BITMAP_FLAG_REUSE
= 0x1
34 typedef int (*show_reachable_fn
)(
35 const struct object_id
*oid
,
36 enum object_type type
,
39 struct packed_git
*found_pack
,
44 struct bitmap_index
*prepare_bitmap_git(struct repository
*r
);
45 void count_bitmap_commit_list(struct bitmap_index
*, uint32_t *commits
,
46 uint32_t *trees
, uint32_t *blobs
, uint32_t *tags
);
47 void traverse_bitmap_commit_list(struct bitmap_index
*,
48 show_reachable_fn show_reachable
);
49 void test_bitmap_walk(struct rev_info
*revs
);
50 struct bitmap_index
*prepare_bitmap_walk(struct rev_info
*revs
);
51 int reuse_partial_packfile_from_bitmap(struct bitmap_index
*,
52 struct packed_git
**packfile
,
53 uint32_t *entries
, off_t
*up_to
);
54 int rebuild_existing_bitmaps(struct bitmap_index
*, struct packing_data
*mapping
,
55 kh_oid_map_t
*reused_bitmaps
, int show_progress
);
56 void free_bitmap_index(struct bitmap_index
*);
57 int bitmap_walk_contains(struct bitmap_index
*,
58 struct bitmap
*bitmap
, const struct object_id
*oid
);
61 * After a traversal has been performed by prepare_bitmap_walk(), this can be
62 * queried to see if a particular object was reachable from any of the
63 * objects flagged as UNINTERESTING.
65 int bitmap_has_oid_in_uninteresting(struct bitmap_index
*, const struct object_id
*oid
);
67 void bitmap_writer_show_progress(int show
);
68 void bitmap_writer_set_checksum(unsigned char *sha1
);
69 void bitmap_writer_build_type_index(struct packing_data
*to_pack
,
70 struct pack_idx_entry
**index
,
72 void bitmap_writer_reuse_bitmaps(struct packing_data
*to_pack
);
73 void bitmap_writer_select_commits(struct commit
**indexed_commits
,
74 unsigned int indexed_commits_nr
, int max_bitmaps
);
75 void bitmap_writer_build(struct packing_data
*to_pack
);
76 void bitmap_writer_finish(struct pack_idx_entry
**index
,