2 * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 struct got_object_id {
18 u_int8_t sha1[SHA1_DIGEST_LENGTH];
25 #define GOT_OBJ_FLAG_PACKED 0x01
26 #define GOT_OBJ_FLAG_DELTIFIED 0x02
30 struct got_object_id id;
32 int pack_idx; /* if packed */
33 off_t pack_offset; /* if packed */
34 struct got_delta_chain deltas; /* if deltified */
35 int refcnt; /* > 0 if open and/or cached */
38 struct got_raw_object {
39 FILE *f; /* NULL if data buffer is being used */
40 int fd; /* -1 unless data buffer is memory-mapped */
44 int refcnt; /* > 0 if open and/or cached */
47 struct got_commit_object {
48 struct got_object_id *tree_id;
49 unsigned int nparents;
50 struct got_object_id_queue parent_ids;
52 time_t author_time; /* UTC */
55 time_t committer_time; /* UTC */
56 time_t committer_gmtoff;
58 int refcnt; /* > 0 if open and/or cached */
61 #define GOT_COMMIT_FLAG_PACKED 0x01
64 struct got_tree_entry {
66 char name[NAME_MAX + 1 /* NUL */];
67 struct got_object_id id;
71 struct got_tree_object {
73 struct got_tree_entry *entries;
77 struct got_blob_object {
83 struct got_object_id id;
86 struct got_tag_object {
87 struct got_object_id id;
94 int refcnt; /* > 0 if open and/or cached */
97 struct got_object_id *got_object_get_id(struct got_object *);
98 const struct got_error *got_object_get_id_str(char **, struct got_object *);
99 const struct got_error *got_object_get_path(char **, struct got_object_id *,
100 struct got_repository *);
101 const struct got_error *got_object_open_loose_fd(int *, struct got_object_id *,
102 struct got_repository *);
103 const struct got_error *got_object_open_packed(struct got_object **,
104 struct got_object_id *, struct got_repository *);
107 const struct got_error *got_object_open_from_packfile(struct got_object **,
108 struct got_object_id *, struct got_pack *, struct got_packidx *, int,
109 struct got_repository *);
110 const struct got_error *got_object_read_raw_delta(uint64_t *, uint64_t *,
111 off_t *, off_t *, off_t *, struct got_object_id **, int,
112 struct got_packidx *, int, struct got_object_id *, struct got_repository *);
113 const struct got_error *got_object_read_header_privsep(struct got_object **,
114 struct got_object_id *, struct got_repository *, int);
115 const struct got_error *got_object_open(struct got_object **,
116 struct got_repository *, struct got_object_id *);
117 const struct got_error *got_object_raw_open(struct got_raw_object **, int *,
118 struct got_repository *, struct got_object_id *);
119 const struct got_error *got_object_raw_close(struct got_raw_object *);
120 const struct got_error *got_object_open_by_id_str(struct got_object **,
121 struct got_repository *, const char *);
122 void got_object_close(struct got_object *);
123 const struct got_error *got_object_commit_open(struct got_commit_object **,
124 struct got_repository *, struct got_object *);
125 const struct got_error *got_object_tree_open(struct got_tree_object **,
126 struct got_repository *, struct got_object *);
127 const struct got_error *got_object_blob_open(struct got_blob_object **,
128 struct got_repository *, struct got_object *, size_t);
129 char *got_object_blob_id_str(struct got_blob_object*, char *, size_t);
130 const struct got_error *got_object_tag_open(struct got_tag_object **,
131 struct got_repository *, struct got_object *);
132 const struct got_error *got_object_tree_entry_dup(struct got_tree_entry **,
133 struct got_tree_entry *);
135 const struct got_error *got_traverse_packed_commits(
136 struct got_object_id_queue *, struct got_object_id *, const char *,
137 struct got_repository *);