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Commit | Line | Data |
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4f39cd82 JT |
1 | #ifndef PACKFILE_H |
2 | #define PACKFILE_H | |
3 | ||
4 | /* | |
5 | * Generate the filename to be used for a pack file with checksum "sha1" and | |
6 | * extension "ext". The result is written into the strbuf "buf", overwriting | |
7 | * any existing contents. A pointer to buf->buf is returned as a convenience. | |
8 | * | |
9 | * Example: odb_pack_name(out, sha1, "idx") => ".git/objects/pack/pack-1234..idx" | |
10 | */ | |
11 | extern char *odb_pack_name(struct strbuf *buf, const unsigned char *sha1, const char *ext); | |
12 | ||
13 | /* | |
14 | * Return the name of the (local) packfile with the specified sha1 in | |
15 | * its name. The return value is a pointer to memory that is | |
16 | * overwritten each time this function is called. | |
17 | */ | |
18 | extern char *sha1_pack_name(const unsigned char *sha1); | |
19 | ||
20 | /* | |
21 | * Return the name of the (local) pack index file with the specified | |
22 | * sha1 in its name. The return value is a pointer to memory that is | |
23 | * overwritten each time this function is called. | |
24 | */ | |
25 | extern char *sha1_pack_index_name(const unsigned char *sha1); | |
26 | ||
0317f455 JT |
27 | extern struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path); |
28 | ||
0abe14f6 JT |
29 | /* A hook to report invalid files in pack directory */ |
30 | #define PACKDIR_FILE_PACK 1 | |
31 | #define PACKDIR_FILE_IDX 2 | |
32 | #define PACKDIR_FILE_GARBAGE 4 | |
33 | extern void (*report_garbage)(unsigned seen_bits, const char *path); | |
34 | ||
35 | extern void prepare_packed_git(void); | |
36 | extern void reprepare_packed_git(void); | |
e65f1862 JT |
37 | extern void install_packed_git(struct packed_git *pack); |
38 | ||
0abe14f6 JT |
39 | /* |
40 | * Give a rough count of objects in the repository. This sacrifices accuracy | |
41 | * for speed. | |
42 | */ | |
43 | unsigned long approximate_object_count(void); | |
44 | ||
8e21176c JT |
45 | extern void pack_report(void); |
46 | ||
0317f455 JT |
47 | /* |
48 | * mmap the index file for the specified packfile (if it is not | |
49 | * already mmapped). Return 0 on success. | |
50 | */ | |
51 | extern int open_pack_index(struct packed_git *); | |
52 | ||
3836d88a JT |
53 | /* |
54 | * munmap the index file for the specified packfile (if it is | |
55 | * currently mmapped). | |
56 | */ | |
57 | extern void close_pack_index(struct packed_git *); | |
58 | ||
84f80ad5 | 59 | extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t, unsigned long *); |
3836d88a JT |
60 | extern void close_pack_windows(struct packed_git *); |
61 | extern void close_all_packs(void); | |
97de1803 | 62 | extern void unuse_pack(struct pack_window **); |
f1d8130b | 63 | extern void clear_delta_base_cache(void); |
9a428653 | 64 | extern struct packed_git *add_packed_git(const char *path, size_t path_len, int local); |
3836d88a | 65 | |
f1d8130b | 66 | extern void *unpack_entry(struct packed_git *, off_t, enum object_type *, unsigned long *); |
32b42e15 | 67 | extern unsigned long unpack_object_header_buffer(const unsigned char *buf, unsigned long len, enum object_type *type, unsigned long *sizep); |
7b3aa75d | 68 | extern unsigned long get_size_from_delta(struct packed_git *, struct pack_window **, off_t); |
3588dd6e | 69 | extern int unpack_object_header(struct packed_git *, struct pack_window **, off_t *, unsigned long *); |
32b42e15 | 70 | |
f0e17e86 JT |
71 | extern void release_pack_memory(size_t); |
72 | ||
84f80ad5 JT |
73 | extern int open_packed_git(struct packed_git *p); |
74 | ||
f1d8130b JT |
75 | /* global flag to enable extra checks when accessing packed objects */ |
76 | extern int do_check_packed_object_crc; | |
77 | ||
78 | extern int packed_object_info(struct packed_git *pack, off_t offset, struct object_info *); | |
79 | ||
80 | extern void mark_bad_packed_object(struct packed_git *p, const unsigned char *sha1); | |
81 | extern const struct packed_git *has_packed_and_bad(const unsigned char *sha1); | |
82 | ||
4f39cd82 | 83 | #endif |