pack: move open_pack_index(), parse_pack_index()
[git/git.git] / packfile.h
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 unsigned int pack_used_ctr;
28 extern unsigned int pack_mmap_calls;
29 extern unsigned int peak_pack_open_windows;
30 extern unsigned int pack_open_windows;
31 extern unsigned int pack_open_fds;
32 extern unsigned int pack_max_fds;
33 extern size_t peak_pack_mapped;
34 extern size_t pack_mapped;
35
36 extern struct packed_git *parse_pack_index(unsigned char *sha1, const char *idx_path);
37
38 extern void pack_report(void);
39
40 /*
41 * mmap the index file for the specified packfile (if it is not
42 * already mmapped). Return 0 on success.
43 */
44 extern int open_pack_index(struct packed_git *);
45
46 #endif