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 {
45 int refcnt; /* > 0 if open and/or cached */
48 struct got_commit_object {
49 struct got_object_id *tree_id;
50 unsigned int nparents;
51 struct got_object_id_queue parent_ids;
53 time_t author_time; /* UTC */
56 time_t committer_time; /* UTC */
57 time_t committer_gmtoff;
59 int refcnt; /* > 0 if open and/or cached */
62 #define GOT_COMMIT_FLAG_PACKED 0x01
65 struct got_tree_entry {
67 char name[NAME_MAX + 1 /* NUL */];
68 struct got_object_id id;
72 struct got_tree_object {
74 struct got_tree_entry *entries;
78 struct got_blob_object {
84 struct got_object_id id;
87 struct got_tag_object {
88 struct got_object_id id;
95 int refcnt; /* > 0 if open and/or cached */
98 struct got_object_id *got_object_get_id(struct got_object *);
99 const struct got_error *got_object_get_id_str(char **, struct got_object *);
100 const struct got_error *got_object_get_path(char **, struct got_object_id *,
101 struct got_repository *);
102 const struct got_error *got_object_open_loose_fd(int *, struct got_object_id *,
103 struct got_repository *);
104 const struct got_error *got_object_open_packed(struct got_object **,
105 struct got_object_id *, struct got_repository *);
106 const struct got_error *got_object_read_header_privsep(struct got_object **,
107 struct got_object_id *, struct got_repository *, int);
108 const struct got_error *got_object_open(struct got_object **,
109 struct got_repository *, struct got_object_id *);
110 const struct got_error *got_object_raw_open(struct got_raw_object **, int *,
111 struct got_repository *, struct got_object_id *, size_t);
112 void got_object_raw_rewind(struct got_raw_object *);
113 size_t got_object_raw_get_hdrlen(struct got_raw_object *);
114 const uint8_t *got_object_raw_get_read_buf(struct got_raw_object *);
115 const struct got_error * got_object_raw_read_block(size_t *,
116 struct got_raw_object *);
117 const struct got_error *got_object_raw_close(struct got_raw_object *);
118 const struct got_error *got_object_open_by_id_str(struct got_object **,
119 struct got_repository *, const char *);
120 void got_object_close(struct got_object *);
121 const struct got_error *got_object_commit_open(struct got_commit_object **,
122 struct got_repository *, struct got_object *);
123 const struct got_error *got_object_tree_open(struct got_tree_object **,
124 struct got_repository *, struct got_object *);
125 const struct got_error *got_object_blob_open(struct got_blob_object **,
126 struct got_repository *, struct got_object *, size_t);
127 char *got_object_blob_id_str(struct got_blob_object*, char *, size_t);
128 const struct got_error *got_object_tag_open(struct got_tag_object **,
129 struct got_repository *, struct got_object *);
130 const struct got_error *got_object_tree_entry_dup(struct got_tree_entry **,
131 struct got_tree_entry *);
133 const struct got_error *got_traverse_packed_commits(
134 struct got_object_id_queue *, struct got_object_id *, const char *,
135 struct got_repository *);