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1 718b3ab0 2018-03-17 stsp /*
2 718b3ab0 2018-03-17 stsp * Copyright (c) 2018 Stefan Sperling <stsp@openbsd.org>
3 718b3ab0 2018-03-17 stsp *
4 718b3ab0 2018-03-17 stsp * Permission to use, copy, modify, and distribute this software for any
5 718b3ab0 2018-03-17 stsp * purpose with or without fee is hereby granted, provided that the above
6 718b3ab0 2018-03-17 stsp * copyright notice and this permission notice appear in all copies.
7 718b3ab0 2018-03-17 stsp *
8 718b3ab0 2018-03-17 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 718b3ab0 2018-03-17 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 718b3ab0 2018-03-17 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 718b3ab0 2018-03-17 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 718b3ab0 2018-03-17 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 718b3ab0 2018-03-17 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 718b3ab0 2018-03-17 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 718b3ab0 2018-03-17 stsp */
16 718b3ab0 2018-03-17 stsp
17 66cba96f 2020-03-18 stsp #define GOT_GIT_DIR ".git"
18 66cba96f 2020-03-18 stsp
19 66cba96f 2020-03-18 stsp /* Mandatory files and directories inside the git directory. */
20 66cba96f 2020-03-18 stsp #define GOT_OBJECTS_DIR "objects"
21 66cba96f 2020-03-18 stsp #define GOT_REFS_DIR "refs"
22 66cba96f 2020-03-18 stsp #define GOT_HEAD_FILE "HEAD"
23 66cba96f 2020-03-18 stsp #define GOT_GITCONFIG "config"
24 66cba96f 2020-03-18 stsp
25 66cba96f 2020-03-18 stsp /* Other files and directories inside the git directory. */
26 66cba96f 2020-03-18 stsp #define GOT_FETCH_HEAD_FILE "FETCH_HEAD"
27 66cba96f 2020-03-18 stsp #define GOT_ORIG_HEAD_FILE "ORIG_HEAD"
28 66cba96f 2020-03-18 stsp #define GOT_OBJECTS_PACK_DIR "objects/pack"
29 66cba96f 2020-03-18 stsp #define GOT_PACKED_REFS_FILE "packed-refs"
30 66cba96f 2020-03-18 stsp
31 6c414261 2021-03-30 stsp #define GOT_PACK_CACHE_SIZE 64
32 718b3ab0 2018-03-17 stsp
33 718b3ab0 2018-03-17 stsp struct got_repository {
34 718b3ab0 2018-03-17 stsp char *path;
35 718b3ab0 2018-03-17 stsp char *path_git_dir;
36 6d5a9006 2020-12-16 yzhong int gitdir_fd;
37 718b3ab0 2018-03-17 stsp
38 718b3ab0 2018-03-17 stsp /* The pack index cache speeds up search for packed objects. */
39 6c414261 2021-03-30 stsp struct got_packidx *packidx_cache[GOT_PACK_CACHE_SIZE];
40 718b3ab0 2018-03-17 stsp
41 6c6d3ed3 2018-04-02 stsp /* Open file handles for pack files. */
42 718b3ab0 2018-03-17 stsp struct got_pack packs[GOT_PACK_CACHE_SIZE];
43 7bb0daa1 2018-06-21 stsp
44 6c414261 2021-03-30 stsp /*
45 6c414261 2021-03-30 stsp * The cache size limit may be lower than GOT_PACK_CACHE_SIZE,
46 6c414261 2021-03-30 stsp * depending on resource limits.
47 6c414261 2021-03-30 stsp */
48 6c414261 2021-03-30 stsp int pack_cache_size;
49 6c414261 2021-03-30 stsp
50 ad242220 2018-09-08 stsp /* Handles to child processes for reading loose objects. */
51 abc59930 2021-09-05 naddy struct got_privsep_child privsep_children[5];
52 ad242220 2018-09-08 stsp #define GOT_REPO_PRIVSEP_CHILD_OBJECT 0
53 ad242220 2018-09-08 stsp #define GOT_REPO_PRIVSEP_CHILD_COMMIT 1
54 ad242220 2018-09-08 stsp #define GOT_REPO_PRIVSEP_CHILD_TREE 2
55 ad242220 2018-09-08 stsp #define GOT_REPO_PRIVSEP_CHILD_BLOB 3
56 f4a881ce 2018-11-17 stsp #define GOT_REPO_PRIVSEP_CHILD_TAG 4
57 ad242220 2018-09-08 stsp
58 ad242220 2018-09-08 stsp /* Caches for open objects. */
59 54f20211 2018-06-22 stsp struct got_object_cache objcache;
60 f6be5c30 2018-06-22 stsp struct got_object_cache treecache;
61 1943de01 2018-06-22 stsp struct got_object_cache commitcache;
62 f4a881ce 2018-11-17 stsp struct got_object_cache tagcache;
63 1d126e2d 2019-08-24 stsp
64 1d126e2d 2019-08-24 stsp /* Settings read from Git configuration files. */
65 aba9c984 2019-09-08 stsp int gitconfig_repository_format_version;
66 aba9c984 2019-09-08 stsp char *gitconfig_author_name;
67 aba9c984 2019-09-08 stsp char *gitconfig_author_email;
68 c9956ddf 2019-09-08 stsp char *global_gitconfig_author_name;
69 c9956ddf 2019-09-08 stsp char *global_gitconfig_author_email;
70 cd95becd 2019-11-29 stsp int ngitconfig_remotes;
71 cd95becd 2019-11-29 stsp struct got_remote_repo *gitconfig_remotes;
72 9a1cc63f 2020-02-03 stsp char *gitconfig_owner;
73 20b7abb3 2020-10-22 stsp char **extensions;
74 20b7abb3 2020-10-22 stsp int nextensions;
75 257add31 2020-09-09 stsp
76 257add31 2020-09-09 stsp /* Settings read from got.conf. */
77 50b0790e 2020-09-11 stsp struct got_gotconfig *gotconfig;
78 718b3ab0 2018-03-17 stsp };
79 7bb0daa1 2018-06-21 stsp
80 f6be5c30 2018-06-22 stsp const struct got_error*got_repo_cache_object(struct got_repository *,
81 f6be5c30 2018-06-22 stsp struct got_object_id *, struct got_object *);
82 7bb0daa1 2018-06-21 stsp struct got_object *got_repo_get_cached_object(struct got_repository *,
83 7bb0daa1 2018-06-21 stsp struct got_object_id *);
84 f6be5c30 2018-06-22 stsp const struct got_error*got_repo_cache_tree(struct got_repository *,
85 f6be5c30 2018-06-22 stsp struct got_object_id *, struct got_tree_object *);
86 f6be5c30 2018-06-22 stsp struct got_tree_object *got_repo_get_cached_tree(struct got_repository *,
87 f6be5c30 2018-06-22 stsp struct got_object_id *);
88 1943de01 2018-06-22 stsp const struct got_error*got_repo_cache_commit(struct got_repository *,
89 1943de01 2018-06-22 stsp struct got_object_id *, struct got_commit_object *);
90 1943de01 2018-06-22 stsp struct got_commit_object *got_repo_get_cached_commit(struct got_repository *,
91 1943de01 2018-06-22 stsp struct got_object_id *);
92 f4a881ce 2018-11-17 stsp const struct got_error*got_repo_cache_tag(struct got_repository *,
93 f4a881ce 2018-11-17 stsp struct got_object_id *, struct got_tag_object *);
94 f4a881ce 2018-11-17 stsp struct got_tag_object *got_repo_get_cached_tag(struct got_repository *,
95 f4a881ce 2018-11-17 stsp struct got_object_id *);
96 1124fe40 2021-07-07 stsp int got_repo_is_packidx_filename(const char *, size_t);
97 1510f469 2018-09-09 stsp const struct got_error *got_repo_search_packidx(struct got_packidx **, int *,
98 1510f469 2018-09-09 stsp struct got_repository *, struct got_object_id *);
99 1510f469 2018-09-09 stsp const struct got_error *got_repo_cache_pack(struct got_pack **,
100 1510f469 2018-09-09 stsp struct got_repository *, const char *, struct got_packidx *);