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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 | ||
27 | extern struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path); | |
28 | ||
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); | |
37 | extern void install_packed_git(struct packed_git *pack); | |
38 | ||
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 | ||
45 | extern void pack_report(void); | |
46 | ||
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 | ||
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 | ||
59 | extern unsigned char *use_pack(struct packed_git *, struct pack_window **, off_t, unsigned long *); | |
60 | extern void close_pack_windows(struct packed_git *); | |
61 | extern void close_all_packs(void); | |
62 | extern void unuse_pack(struct pack_window **); | |
63 | extern struct packed_git *add_packed_git(const char *path, size_t path_len, int local); | |
64 | ||
65 | extern void release_pack_memory(size_t); | |
66 | ||
67 | extern int open_packed_git(struct packed_git *p); | |
68 | ||
69 | #endif |