2 * Copyright (c) 2020-2022 Tracey Emery <tracey@traceyemery.net>
3 * Copyright (c) 2018, 2019 Stefan Sperling <stsp@openbsd.org>
5 * Permission to use, copy, modify, and distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 #include <sys/queue.h>
19 #include <sys/socket.h>
28 #include "got_error.h"
29 #include "got_object.h"
30 #include "got_reference.h"
31 #include "got_repository.h"
33 #include "got_cancel.h"
35 #include "got_commit_graph.h"
36 #include "got_blame.h"
37 #include "got_privsep.h"
39 #include "got_compat.h"
44 static const struct got_error *got_init_repo_commit(struct repo_commit **);
45 static const struct got_error *got_init_repo_tag(struct repo_tag **);
46 static const struct got_error *got_get_repo_commit(struct request *,
47 struct repo_commit *, struct got_commit_object *, struct got_reflist_head *,
48 struct got_object_id *);
49 static const struct got_error *got_gotweb_dupfd(int *, int *);
50 static const struct got_error *got_gotweb_openfile(FILE **, int *, int *);
51 static const struct got_error *got_gotweb_blame_cb(void *, int, int,
52 struct got_commit_object *,struct got_object_id *);
54 const struct got_error *
55 got_gotweb_flushfile(FILE *f, int fd)
57 if (fseek(f, 0, SEEK_SET) == -1)
58 return got_error_from_errno("fseek");
60 if (ftruncate(fd, 0) == -1)
61 return got_error_from_errno("ftruncate");
64 return got_error_from_errno("fsync");
66 if (f && fclose(f) == EOF)
67 return got_error_from_errno("fclose");
69 if (fd != -1 && close(fd) != -1)
70 return got_error_from_errno("close");
75 static const struct got_error *
76 got_gotweb_openfile(FILE **f, int *priv_fd, int *fd)
80 return got_error_from_errno("dup");
82 *f = fdopen(*fd, "w+");
85 return got_error(GOT_ERR_PRIVSEP_NO_FD);
91 static const struct got_error *
92 got_gotweb_dupfd(int *priv_fd, int *fd)
102 const struct got_error *
103 got_get_repo_owner(char **owner, struct request *c)
105 struct server *srv = c->srv;
106 struct transport *t = c->t;
107 struct got_repository *repo = t->repo;
108 const char *gitconfig_owner;
112 if (srv->show_repo_owner == 0)
115 gitconfig_owner = got_repo_get_gitconfig_owner(repo);
116 if (gitconfig_owner) {
117 *owner = strdup(gitconfig_owner);
119 return got_error_from_errno("strdup");
123 return got_error_from_errno("strdup");
128 const struct got_error *
129 got_get_repo_age(time_t *repo_age, struct request *c, const char *refname)
131 const struct got_error *error = NULL;
132 struct server *srv = c->srv;
133 struct transport *t = c->t;
134 struct got_repository *repo = t->repo;
135 struct got_commit_object *commit = NULL;
136 struct got_reflist_head refs;
137 struct got_reflist_entry *re;
138 time_t committer_time = 0, cmp_time = 0;
142 if (srv->show_repo_age == 0)
145 error = got_ref_list(&refs, repo, "refs/heads",
146 got_ref_cmp_by_name, NULL);
151 * Find the youngest branch tip in the repository, or the age of
152 * the a specific branch tip if a name was provided by the caller.
154 TAILQ_FOREACH(re, &refs, entry) {
155 struct got_object_id *id = NULL;
157 if (refname && strcmp(got_ref_get_name(re->ref), refname) != 0)
160 error = got_ref_resolve(&id, repo, re->ref);
164 error = got_object_open_as_commit(&commit, repo, id);
170 got_object_commit_get_committer_time(commit);
171 got_object_commit_close(commit);
172 if (cmp_time < committer_time)
173 cmp_time = committer_time;
180 *repo_age = cmp_time;
182 got_ref_list_free(&refs);
186 static const struct got_error *
187 got_get_repo_commit(struct request *c, struct repo_commit *repo_commit,
188 struct got_commit_object *commit, struct got_reflist_head *refs,
189 struct got_object_id *id)
191 const struct got_error *error = NULL;
192 struct got_reflist_entry *re;
193 struct got_object_id *id2 = NULL;
194 struct got_object_qid *parent_id;
195 struct transport *t = c->t;
196 struct querystring *qs = c->t->qs;
197 char *commit_msg = NULL, *commit_msg0;
199 TAILQ_FOREACH(re, refs, entry) {
202 struct got_tag_object *tag = NULL;
203 struct got_object_id *ref_id;
206 if (got_ref_is_symbolic(re->ref))
209 name = got_ref_get_name(re->ref);
210 if (strncmp(name, "refs/", 5) == 0)
212 if (strncmp(name, "got/", 4) == 0)
214 if (strncmp(name, "heads/", 6) == 0)
216 if (strncmp(name, "remotes/", 8) == 0) {
218 if (strstr(name, "/" GOT_REF_HEAD) != NULL)
221 error = got_ref_resolve(&ref_id, t->repo, re->ref);
224 if (strncmp(name, "tags/", 5) == 0) {
225 error = got_object_open_as_tag(&tag, t->repo, ref_id);
227 if (error->code != GOT_ERR_OBJ_TYPE) {
232 * Ref points at something other
239 cmp = got_object_id_cmp(tag ?
240 got_object_tag_get_object_id(tag) : ref_id, id);
243 got_object_tag_close(tag);
246 s = repo_commit->refs_str;
247 if (asprintf(&repo_commit->refs_str, "%s%s%s", s ? s : "",
248 s ? ", " : "", name) == -1) {
249 error = got_error_from_errno("asprintf");
251 repo_commit->refs_str = NULL;
257 error = got_object_id_str(&repo_commit->commit_id, id);
261 error = got_object_id_str(&repo_commit->tree_id,
262 got_object_commit_get_tree_id(commit));
266 if (qs->action == DIFF) {
267 parent_id = STAILQ_FIRST(
268 got_object_commit_get_parent_ids(commit));
269 if (parent_id != NULL) {
270 id2 = got_object_id_dup(&parent_id->id);
271 error = got_object_id_str(&repo_commit->parent_id, id2);
276 repo_commit->parent_id = strdup("/dev/null");
277 if (repo_commit->parent_id == NULL) {
278 error = got_error_from_errno("strdup");
284 repo_commit->committer_time =
285 got_object_commit_get_committer_time(commit);
287 repo_commit->author =
288 strdup(got_object_commit_get_author(commit));
289 if (repo_commit->author == NULL) {
290 error = got_error_from_errno("strdup");
293 repo_commit->committer =
294 strdup(got_object_commit_get_committer(commit));
295 if (repo_commit->committer == NULL) {
296 error = got_error_from_errno("strdup");
299 error = got_object_commit_get_logmsg(&commit_msg0, commit);
303 commit_msg = commit_msg0;
304 while (*commit_msg == '\n')
307 repo_commit->commit_msg = strdup(commit_msg);
308 if (repo_commit->commit_msg == NULL)
309 error = got_error_from_errno("strdup");
314 const struct got_error *
315 got_get_repo_commits(struct request *c, int limit)
317 const struct got_error *error = NULL;
318 struct got_object_id *id = NULL;
319 struct got_commit_graph *graph = NULL;
320 struct got_commit_object *commit = NULL;
321 struct got_reflist_head refs;
322 struct got_reference *ref = NULL;
323 struct repo_commit *repo_commit = NULL;
324 struct server *srv = c->srv;
325 struct transport *t = c->t;
326 struct got_repository *repo = t->repo;
327 struct querystring *qs = t->qs;
328 struct repo_dir *repo_dir = t->repo_dir;
329 char *in_repo_path = NULL, *repo_path = NULL, *file_path = NULL;
330 int chk_next = 0, chk_multi = 0;
334 if (qs->file != NULL && strlen(qs->file) > 0)
335 if (asprintf(&file_path, "%s/%s", qs->folder ? qs->folder : "",
337 return got_error_from_errno("asprintf");
339 if (asprintf(&repo_path, "%s/%s", srv->repos_path,
340 repo_dir->name) == -1) {
341 error = got_error_from_errno("asprintf");
346 error = got_repo_match_object_id_prefix(&id, qs->commit,
347 GOT_OBJ_TYPE_COMMIT, repo);
351 error = got_ref_open(&ref, repo, qs->headref, 0);
355 error = got_ref_resolve(&id, repo, ref);
360 error = got_repo_map_path(&in_repo_path, repo, repo_path);
364 error = got_ref_list(&refs, repo, NULL, got_ref_cmp_by_name, NULL);
368 if (qs->file != NULL && strlen(qs->file) > 0) {
369 error = got_commit_graph_open(&graph, file_path, 0);
373 error = got_commit_graph_open(&graph, in_repo_path, 0);
378 error = got_commit_graph_iter_start(graph, id, repo, NULL, NULL);
383 struct got_object_id next_id;
385 error = got_commit_graph_iter_next(&next_id, graph, repo, NULL,
388 if (error->code == GOT_ERR_ITER_COMPLETED)
393 error = got_object_open_as_commit(&commit, repo, &next_id);
397 error = got_init_repo_commit(&repo_commit);
401 error = got_get_repo_commit(c, repo_commit, commit,
404 gotweb_free_repo_commit(repo_commit);
408 TAILQ_INSERT_TAIL(&t->repo_commits, repo_commit, entry);
410 if (!chk_multi || limit != 1 ||
411 srv->max_commits_display == 1) {
415 * check for one more commit before breaking,
416 * so we know whether to navigate through briefs
417 * commits and summary
419 if (chk_next && (qs->action == BRIEFS ||
420 qs->action == COMMITS || qs->action == SUMMARY)) {
421 t->next_id = strdup(repo_commit->commit_id);
422 if (t->next_id == NULL) {
423 error = got_error_from_errno("strdup");
426 got_object_commit_close(commit);
428 TAILQ_REMOVE(&t->repo_commits, repo_commit,
430 gotweb_free_repo_commit(repo_commit);
434 if (error || (limit && --limit == 0)) {
435 if (qs->file != NULL && *qs->file != '\0')
441 got_object_commit_close(commit);
449 got_object_commit_close(commit);
451 got_commit_graph_close(graph);
452 got_ref_list_free(&refs);
460 const struct got_error *
461 got_get_repo_tags(struct request *c, int limit)
463 const struct got_error *error = NULL;
464 struct got_object_id *id = NULL;
465 struct got_commit_object *commit = NULL;
466 struct got_reflist_head refs;
467 struct got_reference *ref;
468 struct got_reflist_entry *re;
469 struct server *srv = c->srv;
470 struct transport *t = c->t;
471 struct got_repository *repo = t->repo;
472 struct querystring *qs = t->qs;
473 struct repo_dir *repo_dir = t->repo_dir;
474 struct got_tag_object *tag = NULL;
475 struct repo_tag *rt = NULL, *trt = NULL;
476 char *in_repo_path = NULL, *repo_path = NULL, *id_str = NULL;
477 char *tag_commit = NULL, *tag_commit0 = NULL;
478 char *commit_msg = NULL, *commit_msg0 = NULL;
479 int chk_next = 0, chk_multi = 1, commit_found = 0, c_cnt = 0;
483 if (asprintf(&repo_path, "%s/%s", srv->repos_path,
484 repo_dir->name) == -1)
485 return got_error_from_errno("asprintf");
487 if (qs->commit == NULL && (qs->action == TAGS || qs->action == RSS)) {
488 error = got_ref_open(&ref, repo, qs->headref, 0);
491 error = got_ref_resolve(&id, repo, ref);
495 } else if (qs->commit == NULL && qs->action == TAG) {
496 error = got_error_msg(GOT_ERR_EOF, "commit id missing");
499 error = got_repo_match_object_id_prefix(&id, qs->commit,
500 GOT_OBJ_TYPE_COMMIT, repo);
505 if (qs->action != SUMMARY && qs->action != TAGS) {
506 error = got_object_open_as_commit(&commit, repo, id);
509 error = got_object_commit_get_logmsg(&commit_msg0, commit);
513 got_object_commit_close(commit);
518 error = got_repo_map_path(&in_repo_path, repo, repo_path);
522 error = got_ref_list(&refs, repo, "refs/tags", got_ref_cmp_tags,
531 * XXX: again, see previous message about caching
534 TAILQ_FOREACH(re, &refs, entry) {
535 struct repo_tag *new_repo_tag = NULL;
536 error = got_init_repo_tag(&new_repo_tag);
540 TAILQ_INSERT_TAIL(&t->repo_tags, new_repo_tag, entry);
542 new_repo_tag->tag_name = strdup(got_ref_get_name(re->ref));
543 if (new_repo_tag->tag_name == NULL) {
544 error = got_error_from_errno("strdup");
554 error = got_ref_resolve(&id, repo, re->ref);
559 got_object_tag_close(tag);
560 error = got_object_open_as_tag(&tag, repo, id);
562 if (error->code != GOT_ERR_OBJ_TYPE)
564 /* "lightweight" tag */
565 error = got_object_open_as_commit(&commit, repo, id);
568 new_repo_tag->tagger =
569 strdup(got_object_commit_get_committer(commit));
570 if (new_repo_tag->tagger == NULL) {
571 error = got_error_from_errno("strdup");
574 new_repo_tag->tagger_time =
575 got_object_commit_get_committer_time(commit);
576 error = got_object_id_str(&id_str, id);
580 new_repo_tag->tagger =
581 strdup(got_object_tag_get_tagger(tag));
582 if (new_repo_tag->tagger == NULL) {
583 error = got_error_from_errno("strdup");
586 new_repo_tag->tagger_time =
587 got_object_tag_get_tagger_time(tag);
588 error = got_object_id_str(&id_str,
589 got_object_tag_get_object_id(tag));
594 new_repo_tag->commit_id = strdup(id_str);
595 if (new_repo_tag->commit_id == NULL)
598 if (commit_found == 0 && qs->commit != NULL &&
599 strncmp(id_str, qs->commit, strlen(id_str)) != 0)
607 * check for one more commit before breaking,
608 * so we know whether to navigate through briefs
609 * commits and summary
612 t->next_id = strdup(new_repo_tag->commit_id);
613 if (t->next_id == NULL) {
614 error = got_error_from_errno("strdup");
618 got_object_commit_close(commit);
621 TAILQ_REMOVE(&t->repo_tags, new_repo_tag, entry);
622 gotweb_free_repo_tag(new_repo_tag);
627 error = got_object_commit_get_logmsg(&tag_commit0,
631 got_object_commit_close(commit);
634 tag_commit0 = strdup(got_object_tag_get_message(tag));
635 if (tag_commit0 == NULL) {
636 error = got_error_from_errno("strdup");
641 tag_commit = tag_commit0;
642 while (*tag_commit == '\n')
644 new_repo_tag->tag_commit = strdup(tag_commit);
645 if (new_repo_tag->tag_commit == NULL) {
646 error = got_error_from_errno("strdup");
652 if (qs->action != SUMMARY && qs->action != TAGS) {
653 commit_msg = commit_msg0;
654 while (*commit_msg == '\n')
657 new_repo_tag->commit_msg = strdup(commit_msg);
658 if (new_repo_tag->commit_msg == NULL) {
659 error = got_error_from_errno("strdup");
664 if (limit && --limit == 0) {
673 * we have tailq populated, so find previous commit id
674 * for navigation through briefs and commits
676 if (t->tag_count == 0) {
677 TAILQ_FOREACH_SAFE(rt, &t->repo_tags, entry, trt) {
678 TAILQ_REMOVE(&t->repo_tags, rt, entry);
679 gotweb_free_repo_tag(rt);
682 if (t->tag_count > 0 && t->prev_id == NULL && qs->commit != NULL) {
684 TAILQ_FOREACH_REVERSE(rt, &t->repo_tags, repo_tags_head,
686 if (commit_found == 0 && rt->commit_id != NULL &&
687 strcmp(qs->commit, rt->commit_id) != 0) {
691 if (c_cnt == srv->max_commits_display ||
692 rt == TAILQ_FIRST(&t->repo_tags)) {
693 t->prev_id = strdup(rt->commit_id);
694 if (t->prev_id == NULL)
695 error = got_error_from_errno("strdup");
703 got_object_commit_close(commit);
705 got_object_tag_close(tag);
706 got_ref_list_free(&refs);
716 got_output_repo_tree(struct request *c,
717 int (*cb)(struct template *, struct got_tree_entry *))
719 const struct got_error *error = NULL;
720 struct transport *t = c->t;
721 struct got_commit_object *commit = NULL;
722 struct got_repository *repo = t->repo;
723 struct querystring *qs = t->qs;
724 struct repo_commit *rc = NULL;
725 struct got_object_id *tree_id = NULL, *commit_id = NULL;
726 struct got_reflist_head refs;
727 struct got_tree_object *tree = NULL;
728 struct got_tree_entry *te;
729 struct repo_dir *repo_dir = t->repo_dir;
730 char *escaped_name = NULL, *path = NULL;
735 rc = TAILQ_FIRST(&t->repo_commits);
737 if (qs->folder != NULL) {
738 path = strdup(qs->folder);
740 error = got_error_from_errno("strdup");
744 error = got_repo_map_path(&path, repo, repo_dir->path);
749 error = got_repo_match_object_id(&commit_id, NULL, rc->commit_id,
750 GOT_OBJ_TYPE_COMMIT, &refs, repo);
754 error = got_object_open_as_commit(&commit, repo, commit_id);
758 error = got_object_id_by_path(&tree_id, repo, commit, path);
762 error = got_object_open_as_tree(&tree, repo, tree_id);
766 nentries = got_object_tree_get_nentries(tree);
768 for (i = 0; i < nentries; i++) {
769 te = got_object_tree_get_entry(tree, i);
770 if (cb(c->tp, te) == -1)
776 got_ref_list_free(&refs);
778 got_object_commit_close(commit);
780 got_object_tree_close(tree);
784 log_warnx("%s: %s", __func__, error->msg);
790 const struct got_error *
791 got_open_blob_for_output(struct got_blob_object **blob, int *fd,
792 int *binary, struct request *c)
794 const struct got_error *error = NULL;
795 struct transport *t = c->t;
796 struct got_repository *repo = t->repo;
797 struct querystring *qs = c->t->qs;
798 struct got_commit_object *commit = NULL;
799 struct got_object_id *commit_id = NULL;
800 struct got_reflist_head refs;
801 char *path = NULL, *in_repo_path = NULL;
810 if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
811 qs->folder ? "/" : "", qs->file) == -1) {
812 error = got_error_from_errno("asprintf");
816 error = got_repo_map_path(&in_repo_path, repo, path);
820 error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
821 GOT_OBJ_TYPE_COMMIT, &refs, repo);
825 error = got_object_open_as_commit(&commit, repo, commit_id);
829 error = got_object_id_by_path(&commit_id, repo, commit, in_repo_path);
833 if (commit_id == NULL) {
834 error = got_error(GOT_ERR_NO_OBJ);
838 error = got_object_get_type(&obj_type, repo, commit_id);
842 if (obj_type != GOT_OBJ_TYPE_BLOB) {
843 error = got_error(GOT_ERR_OBJ_TYPE);
847 error = got_gotweb_dupfd(&c->priv_fd[BLOB_FD_1], fd);
851 error = got_object_open_as_blob(blob, repo, commit_id, BUF, *fd);
855 error = got_object_blob_is_binary(binary, *blob);
861 got_object_commit_close(commit);
867 got_object_blob_close(*blob);
879 got_output_blob_by_lines(struct template *tp, struct got_blob_object *blob,
880 int (*cb)(struct template *, const char *, size_t))
882 const struct got_error *err;
889 err = got_object_blob_getline(&line, &linelen, &linesize,
891 if (err || linelen == -1)
894 if (cb(tp, line, lineno) == -1)
901 log_warnx("%s: got_object_blob_getline failed: %s",
908 struct blame_cb_args {
909 struct blame_line *lines;
915 struct got_repository *repo;
917 got_render_blame_line_cb cb;
920 static const struct got_error *
921 got_gotweb_blame_cb(void *arg, int nlines, int lineno,
922 struct got_commit_object *commit, struct got_object_id *id)
924 const struct got_error *err = NULL;
925 struct blame_cb_args *a = arg;
926 struct blame_line *bline;
927 struct request *c = a->c;
932 time_t committer_time;
934 if (nlines != a->nlines ||
935 (lineno != -1 && lineno < 1) || lineno > a->nlines)
936 return got_error(GOT_ERR_RANGE);
939 return NULL; /* no change in this commit */
941 /* Annotate this line. */
942 bline = &a->lines[lineno - 1];
943 if (bline->annotated)
945 err = got_object_id_str(&bline->id_str, id);
949 bline->committer = strdup(got_object_commit_get_committer(commit));
950 if (bline->committer == NULL) {
951 err = got_error_from_errno("strdup");
955 committer_time = got_object_commit_get_committer_time(commit);
956 if (gmtime_r(&committer_time, &tm) == NULL)
957 return got_error_from_errno("gmtime_r");
958 if (strftime(bline->datebuf, sizeof(bline->datebuf), "%G-%m-%d",
960 err = got_error(GOT_ERR_NO_SPACE);
963 bline->annotated = 1;
965 /* Print lines annotated so far. */
966 bline = &a->lines[a->lineno_cur - 1];
967 if (!bline->annotated)
970 offset = a->line_offsets[a->lineno_cur - 1];
971 if (fseeko(a->f, offset, SEEK_SET) == -1) {
972 err = got_error_from_errno("fseeko");
976 while (a->lineno_cur <= a->nlines && bline->annotated) {
977 if (getline(&line, &linesize, a->f) == -1) {
979 err = got_error_from_errno("getline");
983 if (a->cb(c->tp, line, bline, a->nlines_prec,
984 a->lineno_cur) == -1)
988 bline = &a->lines[a->lineno_cur - 1];
995 const struct got_error *
996 got_output_file_blame(struct request *c, got_render_blame_line_cb cb)
998 const struct got_error *error = NULL;
999 struct transport *t = c->t;
1000 struct got_repository *repo = t->repo;
1001 struct querystring *qs = c->t->qs;
1002 struct got_object_id *obj_id = NULL, *commit_id = NULL;
1003 struct got_commit_object *commit = NULL;
1004 struct got_reflist_head refs;
1005 struct got_blob_object *blob = NULL;
1006 char *path = NULL, *in_repo_path = NULL;
1007 struct blame_cb_args bca;
1008 int i, obj_type, fd1 = -1, fd2 = -1, fd3 = -1, fd4 = -1, fd5 = -1;
1011 FILE *f1 = NULL, *f2 = NULL;
1018 if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
1019 qs->folder ? "/" : "", qs->file) == -1) {
1020 error = got_error_from_errno("asprintf");
1024 error = got_repo_map_path(&in_repo_path, repo, path);
1028 error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
1029 GOT_OBJ_TYPE_COMMIT, &refs, repo);
1033 error = got_object_open_as_commit(&commit, repo, commit_id);
1037 error = got_object_id_by_path(&obj_id, repo, commit, in_repo_path);
1041 error = got_object_get_type(&obj_type, repo, obj_id);
1045 if (obj_type != GOT_OBJ_TYPE_BLOB) {
1046 error = got_error(GOT_ERR_OBJ_TYPE);
1050 error = got_gotweb_openfile(&bca.f, &c->priv_fd[BLAME_FD_1], &fd1);
1054 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_2], &fd2);
1058 error = got_object_open_as_blob(&blob, repo, obj_id, BUF, fd2);
1062 error = got_object_blob_dump_to_file(&filesize, &bca.nlines,
1063 &bca.line_offsets, bca.f, blob);
1064 if (error || bca.nlines == 0)
1067 /* Don't include \n at EOF in the blame line count. */
1068 if (bca.line_offsets[bca.nlines - 1] == filesize)
1071 bca.lines = calloc(bca.nlines, sizeof(*bca.lines));
1072 if (bca.lines == NULL) {
1073 error = got_error_from_errno("calloc");
1077 bca.nlines_prec = 0;
1086 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_3], &fd3);
1090 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_4], &fd4);
1094 error = got_gotweb_openfile(&f1, &c->priv_fd[BLAME_FD_5], &fd5);
1098 error = got_gotweb_openfile(&f2, &c->priv_fd[BLAME_FD_6], &fd6);
1102 error = got_blame(in_repo_path, commit_id, repo,
1103 GOT_DIFF_ALGORITHM_MYERS, got_gotweb_blame_cb, &bca, NULL, NULL,
1108 free(bca.line_offsets);
1109 for (i = 0; i < bca.nlines; i++) {
1110 struct blame_line *bline = &bca.lines[i];
1111 free(bline->id_str);
1112 free(bline->committer);
1116 if (fd2 != -1 && close(fd2) == -1 && error == NULL)
1117 error = got_error_from_errno("close");
1118 if (fd3 != -1 && close(fd3) == -1 && error == NULL)
1119 error = got_error_from_errno("close");
1120 if (fd4 != -1 && close(fd4) == -1 && error == NULL)
1121 error = got_error_from_errno("close");
1123 const struct got_error *bca_err =
1124 got_gotweb_flushfile(bca.f, fd1);
1129 const struct got_error *f1_err =
1130 got_gotweb_flushfile(f1, fd5);
1135 const struct got_error *f2_err =
1136 got_gotweb_flushfile(f2, fd6);
1141 got_object_commit_close(commit);
1143 got_object_blob_close(blob);
1148 got_ref_list_free(&refs);
1152 const struct got_error *
1153 got_open_diff_for_output(FILE **fp, int *fd, struct request *c)
1155 const struct got_error *error = NULL;
1156 struct transport *t = c->t;
1157 struct got_repository *repo = t->repo;
1158 struct repo_commit *rc = NULL;
1159 struct got_object_id *id1 = NULL, *id2 = NULL;
1160 struct got_reflist_head refs;
1161 FILE *f1 = NULL, *f2 = NULL, *f3 = NULL;
1162 int obj_type, fd1, fd2, fd3, fd4 = -1, fd5 = -1;
1169 error = got_gotweb_openfile(&f1, &c->priv_fd[DIFF_FD_1], &fd1);
1173 error = got_gotweb_openfile(&f2, &c->priv_fd[DIFF_FD_2], &fd2);
1177 error = got_gotweb_openfile(&f3, &c->priv_fd[DIFF_FD_3], &fd3);
1181 rc = TAILQ_FIRST(&t->repo_commits);
1183 if (rc->parent_id != NULL &&
1184 strncmp(rc->parent_id, "/dev/null", 9) != 0) {
1185 error = got_repo_match_object_id(&id1, NULL,
1186 rc->parent_id, GOT_OBJ_TYPE_ANY,
1192 error = got_repo_match_object_id(&id2, NULL, rc->commit_id,
1193 GOT_OBJ_TYPE_ANY, &refs, repo);
1197 error = got_object_get_type(&obj_type, repo, id2);
1201 error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_4], &fd4);
1205 error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_5], &fd5);
1210 case GOT_OBJ_TYPE_BLOB:
1211 error = got_diff_objects_as_blobs(NULL, NULL, f1, f2, fd4, fd5,
1212 id1, id2, NULL, NULL, GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1215 case GOT_OBJ_TYPE_TREE:
1216 error = got_diff_objects_as_trees(NULL, NULL, f1, f2, fd4, fd5,
1217 id1, id2, NULL, "", "", GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1220 case GOT_OBJ_TYPE_COMMIT:
1221 error = got_diff_objects_as_commits(NULL, NULL, f1, f2, fd4,
1222 fd5, id1, id2, NULL, GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1226 error = got_error(GOT_ERR_OBJ_TYPE);
1231 if (fseek(f1, 0, SEEK_SET) == -1) {
1232 error = got_ferror(f1, GOT_ERR_IO);
1236 if (fseek(f2, 0, SEEK_SET) == -1) {
1237 error = got_ferror(f2, GOT_ERR_IO);
1241 if (fseek(f3, 0, SEEK_SET) == -1) {
1242 error = got_ferror(f3, GOT_ERR_IO);
1250 if (fd4 != -1 && close(fd4) == -1 && error == NULL)
1251 error = got_error_from_errno("close");
1252 if (fd5 != -1 && close(fd5) == -1 && error == NULL)
1253 error = got_error_from_errno("close");
1255 const struct got_error *f1_err =
1256 got_gotweb_flushfile(f1, fd1);
1261 const struct got_error *f2_err =
1262 got_gotweb_flushfile(f2, fd2);
1267 got_gotweb_flushfile(f3, fd3);
1271 got_ref_list_free(&refs);
1277 static const struct got_error *
1278 got_init_repo_commit(struct repo_commit **rc)
1280 *rc = calloc(1, sizeof(**rc));
1282 return got_error_from_errno2("%s: calloc", __func__);
1285 (*rc)->refs_str = NULL;
1286 (*rc)->commit_id = NULL;
1287 (*rc)->committer = NULL;
1288 (*rc)->author = NULL;
1289 (*rc)->parent_id = NULL;
1290 (*rc)->tree_id = NULL;
1291 (*rc)->commit_msg = NULL;
1296 static const struct got_error *
1297 got_init_repo_tag(struct repo_tag **rt)
1299 *rt = calloc(1, sizeof(**rt));
1301 return got_error_from_errno2("%s: calloc", __func__);
1303 (*rt)->commit_id = NULL;
1304 (*rt)->tag_name = NULL;
1305 (*rt)->tag_commit = NULL;
1306 (*rt)->commit_msg = NULL;
1307 (*rt)->tagger = NULL;