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>
31 #include "got_error.h"
32 #include "got_object.h"
33 #include "got_reference.h"
34 #include "got_repository.h"
36 #include "got_cancel.h"
38 #include "got_commit_graph.h"
39 #include "got_blame.h"
40 #include "got_privsep.h"
45 static const struct got_error *got_init_repo_commit(struct repo_commit **);
46 static const struct got_error *got_init_repo_tag(struct repo_tag **);
47 static const struct got_error *got_get_repo_commit(struct request *,
48 struct repo_commit *, struct got_commit_object *, struct got_reflist_head *,
49 struct got_object_id *);
50 static const struct got_error *got_gotweb_dupfd(int *, int *);
51 static const struct got_error *got_gotweb_openfile(FILE **, int *);
52 static const struct got_error *got_gotweb_blame_cb(void *, int, int,
53 struct got_commit_object *,struct got_object_id *);
55 const struct got_error *
56 got_gotweb_closefile(FILE *f)
58 const struct got_error *err = NULL;
60 if (fseek(f, 0, SEEK_SET) == -1)
61 err = got_error_from_errno("fseek");
63 if (err == NULL && ftruncate(fileno(f), 0) == -1)
64 err = got_error_from_errno("ftruncate");
66 if (fclose(f) == EOF && err == NULL)
67 err = got_error_from_errno("fclose");
72 static const struct got_error *
73 got_gotweb_openfile(FILE **f, int *priv_fd)
79 return got_error_from_errno("dup");
81 *f = fdopen(fd, "w+");
84 return got_error(GOT_ERR_PRIVSEP_NO_FD);
90 static const struct got_error *
91 got_gotweb_dupfd(int *priv_fd, int *fd)
96 return got_error_from_errno("dup");
101 const struct got_error *
102 got_get_repo_owner(char **owner, struct request *c)
104 struct server *srv = c->srv;
105 struct transport *t = c->t;
106 struct got_repository *repo = t->repo;
107 const char *gitconfig_owner;
111 if (srv->show_repo_owner == 0)
114 gitconfig_owner = got_repo_get_gitconfig_owner(repo);
115 if (gitconfig_owner) {
116 *owner = strdup(gitconfig_owner);
118 return got_error_from_errno("strdup");
122 return got_error_from_errno("strdup");
127 const struct got_error *
128 got_get_repo_age(time_t *repo_age, struct request *c, const char *refname)
130 const struct got_error *error = NULL;
131 struct server *srv = c->srv;
132 struct transport *t = c->t;
133 struct got_repository *repo = t->repo;
134 struct got_commit_object *commit = NULL;
135 struct got_reflist_head refs;
136 struct got_reflist_entry *re;
137 time_t committer_time = 0, cmp_time = 0;
141 if (srv->show_repo_age == 0)
144 error = got_ref_list(&refs, repo, "refs/heads",
145 got_ref_cmp_by_name, NULL);
150 * Find the youngest branch tip in the repository, or the age of
151 * the a specific branch tip if a name was provided by the caller.
153 TAILQ_FOREACH(re, &refs, entry) {
154 struct got_object_id *id = NULL;
156 if (refname && strcmp(got_ref_get_name(re->ref), refname) != 0)
159 error = got_ref_resolve(&id, repo, re->ref);
163 error = got_object_open_as_commit(&commit, repo, id);
169 got_object_commit_get_committer_time(commit);
170 got_object_commit_close(commit);
171 if (cmp_time < committer_time)
172 cmp_time = committer_time;
179 *repo_age = cmp_time;
181 got_ref_list_free(&refs);
185 static const struct got_error *
186 got_get_repo_commit(struct request *c, struct repo_commit *repo_commit,
187 struct got_commit_object *commit, struct got_reflist_head *refs,
188 struct got_object_id *id)
190 const struct got_error *error = NULL;
191 struct got_reflist_entry *re;
192 struct got_object_id *id2 = NULL;
193 struct got_object_qid *parent_id;
194 struct transport *t = c->t;
195 struct querystring *qs = c->t->qs;
196 char *commit_msg = NULL, *commit_msg0;
198 TAILQ_FOREACH(re, refs, entry) {
201 struct got_tag_object *tag = NULL;
202 struct got_object_id *ref_id;
205 if (got_ref_is_symbolic(re->ref))
208 name = got_ref_get_name(re->ref);
209 if (strncmp(name, "refs/", 5) == 0)
211 if (strncmp(name, "got/", 4) == 0)
213 if (strncmp(name, "heads/", 6) == 0)
215 if (strncmp(name, "remotes/", 8) == 0) {
217 if (strstr(name, "/" GOT_REF_HEAD) != NULL)
220 error = got_ref_resolve(&ref_id, t->repo, re->ref);
223 if (strncmp(name, "tags/", 5) == 0) {
224 error = got_object_open_as_tag(&tag, t->repo, ref_id);
226 if (error->code != GOT_ERR_OBJ_TYPE) {
231 * Ref points at something other
238 cmp = got_object_id_cmp(tag ?
239 got_object_tag_get_object_id(tag) : ref_id, id);
242 got_object_tag_close(tag);
245 s = repo_commit->refs_str;
246 if (asprintf(&repo_commit->refs_str, "%s%s%s", s ? s : "",
247 s ? ", " : "", name) == -1) {
248 error = got_error_from_errno("asprintf");
250 repo_commit->refs_str = NULL;
256 error = got_object_id_str(&repo_commit->commit_id, id);
260 error = got_object_id_str(&repo_commit->tree_id,
261 got_object_commit_get_tree_id(commit));
265 if (qs->action == DIFF) {
266 parent_id = STAILQ_FIRST(
267 got_object_commit_get_parent_ids(commit));
268 if (parent_id != NULL) {
269 id2 = got_object_id_dup(&parent_id->id);
270 error = got_object_id_str(&repo_commit->parent_id, id2);
275 repo_commit->parent_id = strdup("/dev/null");
276 if (repo_commit->parent_id == NULL) {
277 error = got_error_from_errno("strdup");
283 repo_commit->committer_time =
284 got_object_commit_get_committer_time(commit);
286 repo_commit->author =
287 strdup(got_object_commit_get_author(commit));
288 if (repo_commit->author == NULL) {
289 error = got_error_from_errno("strdup");
292 repo_commit->committer =
293 strdup(got_object_commit_get_committer(commit));
294 if (repo_commit->committer == NULL) {
295 error = got_error_from_errno("strdup");
298 error = got_object_commit_get_logmsg(&commit_msg0, commit);
302 commit_msg = commit_msg0;
303 while (*commit_msg == '\n')
306 repo_commit->commit_msg = strdup(commit_msg);
307 if (repo_commit->commit_msg == NULL)
308 error = got_error_from_errno("strdup");
313 const struct got_error *
314 got_get_repo_commits(struct request *c, size_t limit)
316 const struct got_error *error = NULL;
317 struct got_object_id *id = NULL;
318 struct got_commit_graph *graph = NULL;
319 struct got_commit_object *commit = NULL;
320 struct got_reflist_head refs;
321 struct got_reference *ref = NULL;
322 struct repo_commit *repo_commit = NULL;
323 struct server *srv = c->srv;
324 struct transport *t = c->t;
325 struct got_repository *repo = t->repo;
326 struct querystring *qs = t->qs;
327 struct repo_dir *repo_dir = t->repo_dir;
328 char *in_repo_path = NULL, *repo_path = NULL, *file_path = NULL;
332 return got_error(GOT_ERR_RANGE);
336 * Traverse one commit more than requested to provide
345 if (qs->file != NULL && *qs->file != '\0')
346 if (asprintf(&file_path, "%s/%s", qs->folder ? qs->folder : "",
348 return got_error_from_errno("asprintf");
350 if (asprintf(&repo_path, "%s/%s", srv->repos_path,
351 repo_dir->name) == -1) {
352 error = got_error_from_errno("asprintf");
357 error = got_repo_match_object_id_prefix(&id, qs->commit,
358 GOT_OBJ_TYPE_COMMIT, repo);
362 error = got_ref_open(&ref, repo, qs->headref, 0);
366 error = got_ref_resolve(&id, repo, ref);
371 error = got_repo_map_path(&in_repo_path, repo, repo_path);
375 error = got_ref_list(&refs, repo, NULL, got_ref_cmp_by_name, NULL);
379 if (qs->file != NULL && *qs->file != '\0') {
380 error = got_commit_graph_open(&graph, file_path, 0);
384 error = got_commit_graph_open(&graph, in_repo_path, 0);
389 error = got_commit_graph_iter_start(graph, id, repo, NULL, NULL);
394 struct got_object_id next_id;
396 error = got_commit_graph_iter_next(&next_id, graph, repo, NULL,
399 if (error->code == GOT_ERR_ITER_COMPLETED)
404 error = got_object_open_as_commit(&commit, repo, &next_id);
408 error = got_init_repo_commit(&repo_commit);
412 error = got_get_repo_commit(c, repo_commit, commit,
415 gotweb_free_repo_commit(repo_commit);
419 if (--limit == 0 && chk_next) {
420 t->more_id = strdup(repo_commit->commit_id);
421 if (t->more_id == NULL)
422 error = got_error_from_errno("strdup");
426 TAILQ_INSERT_TAIL(&t->repo_commits, repo_commit, entry);
432 got_object_commit_close(commit);
440 got_object_commit_close(commit);
442 got_commit_graph_close(graph);
443 got_ref_list_free(&refs);
451 const struct got_error *
452 got_get_repo_tags(struct request *c, size_t limit)
454 const struct got_error *error = NULL;
455 struct got_object_id *id = NULL;
456 struct got_commit_object *commit = NULL;
457 struct got_reflist_head refs;
458 struct got_reference *ref;
459 struct got_reflist_entry *re;
460 struct server *srv = c->srv;
461 struct transport *t = c->t;
462 struct got_repository *repo = t->repo;
463 struct querystring *qs = t->qs;
464 struct repo_dir *repo_dir = t->repo_dir;
465 struct got_tag_object *tag = NULL;
466 struct repo_tag *rt = NULL, *trt = NULL;
467 char *in_repo_path = NULL, *repo_path = NULL, *id_str = NULL;
468 char *tag_commit = NULL, *tag_commit0 = NULL;
469 char *commit_msg = NULL, *commit_msg0 = NULL;
470 int chk_next = 0, chk_multi = 1, commit_found = 0, c_cnt = 0;
475 return got_error(GOT_ERR_RANGE);
477 if (asprintf(&repo_path, "%s/%s", srv->repos_path,
478 repo_dir->name) == -1)
479 return got_error_from_errno("asprintf");
481 if (qs->commit == NULL && (qs->action == TAGS || qs->action == RSS)) {
482 error = got_ref_open(&ref, repo, qs->headref, 0);
485 error = got_ref_resolve(&id, repo, ref);
489 } else if (qs->commit == NULL && qs->action == TAG) {
490 error = got_error_msg(GOT_ERR_EOF, "commit id missing");
493 error = got_repo_match_object_id_prefix(&id, qs->commit,
494 GOT_OBJ_TYPE_COMMIT, repo);
499 if (qs->action != SUMMARY && qs->action != TAGS) {
500 error = got_object_open_as_commit(&commit, repo, id);
503 error = got_object_commit_get_logmsg(&commit_msg0, commit);
507 got_object_commit_close(commit);
512 error = got_repo_map_path(&in_repo_path, repo, repo_path);
516 error = got_ref_list(&refs, repo, "refs/tags", got_ref_cmp_tags,
525 * XXX: again, see previous message about caching
528 TAILQ_FOREACH(re, &refs, entry) {
529 struct repo_tag *new_repo_tag = NULL;
530 error = got_init_repo_tag(&new_repo_tag);
534 TAILQ_INSERT_TAIL(&t->repo_tags, new_repo_tag, entry);
536 new_repo_tag->tag_name = strdup(got_ref_get_name(re->ref));
537 if (new_repo_tag->tag_name == NULL) {
538 error = got_error_from_errno("strdup");
548 error = got_ref_resolve(&id, repo, re->ref);
553 got_object_tag_close(tag);
554 error = got_object_open_as_tag(&tag, repo, id);
556 if (error->code != GOT_ERR_OBJ_TYPE)
558 /* "lightweight" tag */
559 error = got_object_open_as_commit(&commit, repo, id);
562 new_repo_tag->tagger =
563 strdup(got_object_commit_get_committer(commit));
564 if (new_repo_tag->tagger == NULL) {
565 error = got_error_from_errno("strdup");
568 new_repo_tag->tagger_time =
569 got_object_commit_get_committer_time(commit);
570 error = got_object_id_str(&id_str, id);
574 new_repo_tag->tagger =
575 strdup(got_object_tag_get_tagger(tag));
576 if (new_repo_tag->tagger == NULL) {
577 error = got_error_from_errno("strdup");
580 new_repo_tag->tagger_time =
581 got_object_tag_get_tagger_time(tag);
582 error = got_object_id_str(&id_str,
583 got_object_tag_get_object_id(tag));
588 new_repo_tag->commit_id = strdup(id_str);
589 if (new_repo_tag->commit_id == NULL)
592 if (commit_found == 0 && qs->commit != NULL &&
593 strncmp(id_str, qs->commit, strlen(id_str)) != 0)
601 * check for one more commit before breaking,
602 * so we know whether to navigate through briefs
603 * commits and summary
606 t->next_id = strdup(new_repo_tag->commit_id);
607 if (t->next_id == NULL) {
608 error = got_error_from_errno("strdup");
612 got_object_commit_close(commit);
615 TAILQ_REMOVE(&t->repo_tags, new_repo_tag, entry);
616 gotweb_free_repo_tag(new_repo_tag);
621 error = got_object_commit_get_logmsg(&tag_commit0,
625 got_object_commit_close(commit);
628 tag_commit0 = strdup(got_object_tag_get_message(tag));
629 if (tag_commit0 == NULL) {
630 error = got_error_from_errno("strdup");
635 tag_commit = tag_commit0;
636 while (*tag_commit == '\n')
638 new_repo_tag->tag_commit = strdup(tag_commit);
639 if (new_repo_tag->tag_commit == NULL) {
640 error = got_error_from_errno("strdup");
646 if (qs->action != SUMMARY && qs->action != TAGS) {
647 commit_msg = commit_msg0;
648 while (*commit_msg == '\n')
651 new_repo_tag->commit_msg = strdup(commit_msg);
652 if (new_repo_tag->commit_msg == NULL) {
653 error = got_error_from_errno("strdup");
658 if (limit && --limit == 0) {
667 * we have tailq populated, so find previous commit id
668 * for navigation through briefs and commits
670 if (t->tag_count == 0) {
671 TAILQ_FOREACH_SAFE(rt, &t->repo_tags, entry, trt) {
672 TAILQ_REMOVE(&t->repo_tags, rt, entry);
673 gotweb_free_repo_tag(rt);
676 if (t->tag_count > 0 && t->prev_id == NULL && qs->commit != NULL) {
678 TAILQ_FOREACH_REVERSE(rt, &t->repo_tags, repo_tags_head,
680 if (commit_found == 0 && rt->commit_id != NULL &&
681 strcmp(qs->commit, rt->commit_id) != 0) {
685 if (c_cnt == srv->max_commits_display ||
686 rt == TAILQ_FIRST(&t->repo_tags)) {
687 t->prev_id = strdup(rt->commit_id);
688 if (t->prev_id == NULL)
689 error = got_error_from_errno("strdup");
697 got_object_commit_close(commit);
699 got_object_tag_close(tag);
700 got_ref_list_free(&refs);
710 got_output_repo_tree(struct request *c,
711 int (*cb)(struct template *, struct got_tree_entry *))
713 const struct got_error *error = NULL;
714 struct transport *t = c->t;
715 struct got_commit_object *commit = NULL;
716 struct got_repository *repo = t->repo;
717 struct querystring *qs = t->qs;
718 struct repo_commit *rc = NULL;
719 struct got_object_id *tree_id = NULL, *commit_id = NULL;
720 struct got_reflist_head refs;
721 struct got_tree_object *tree = NULL;
722 struct got_tree_entry *te;
723 struct repo_dir *repo_dir = t->repo_dir;
724 char *escaped_name = NULL, *path = NULL;
729 rc = TAILQ_FIRST(&t->repo_commits);
731 if (qs->folder != NULL) {
732 path = strdup(qs->folder);
734 error = got_error_from_errno("strdup");
738 error = got_repo_map_path(&path, repo, repo_dir->path);
743 error = got_repo_match_object_id(&commit_id, NULL, rc->commit_id,
744 GOT_OBJ_TYPE_COMMIT, &refs, repo);
748 error = got_object_open_as_commit(&commit, repo, commit_id);
752 error = got_object_id_by_path(&tree_id, repo, commit, path);
756 error = got_object_open_as_tree(&tree, repo, tree_id);
760 nentries = got_object_tree_get_nentries(tree);
762 for (i = 0; i < nentries; i++) {
763 te = got_object_tree_get_entry(tree, i);
764 if (cb(c->tp, te) == -1) {
765 error = got_error(GOT_ERR_CANCELLED);
772 got_ref_list_free(&refs);
774 got_object_commit_close(commit);
776 got_object_tree_close(tree);
780 if (error->code != GOT_ERR_CANCELLED)
781 log_warnx("%s: %s", __func__, error->msg);
787 const struct got_error *
788 got_open_blob_for_output(struct got_blob_object **blob, int *fd,
789 int *binary, struct request *c)
791 const struct got_error *error = NULL;
792 struct transport *t = c->t;
793 struct got_repository *repo = t->repo;
794 struct querystring *qs = c->t->qs;
795 struct got_commit_object *commit = NULL;
796 struct got_object_id *commit_id = NULL;
797 struct got_reflist_head refs;
798 char *path = NULL, *in_repo_path = NULL;
807 if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
808 qs->folder ? "/" : "", qs->file) == -1) {
809 error = got_error_from_errno("asprintf");
813 error = got_repo_map_path(&in_repo_path, repo, path);
817 error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
818 GOT_OBJ_TYPE_COMMIT, &refs, repo);
822 error = got_object_open_as_commit(&commit, repo, commit_id);
826 error = got_object_id_by_path(&commit_id, repo, commit, in_repo_path);
830 if (commit_id == NULL) {
831 error = got_error(GOT_ERR_NO_OBJ);
835 error = got_object_get_type(&obj_type, repo, commit_id);
839 if (obj_type != GOT_OBJ_TYPE_BLOB) {
840 error = got_error(GOT_ERR_OBJ_TYPE);
844 error = got_gotweb_dupfd(&c->priv_fd[BLOB_FD_1], fd);
848 error = got_object_open_as_blob(blob, repo, commit_id, BUF, *fd);
852 error = got_object_blob_is_binary(binary, *blob);
858 got_object_commit_close(commit);
864 got_object_blob_close(*blob);
876 got_output_blob_by_lines(struct template *tp, struct got_blob_object *blob,
877 int (*cb)(struct template *, const char *, size_t))
879 const struct got_error *err;
886 err = got_object_blob_getline(&line, &linelen, &linesize,
888 if (err || linelen == -1)
891 if (cb(tp, line, lineno) == -1) {
892 err = got_error(GOT_ERR_CANCELLED);
900 if (err->code != GOT_ERR_CANCELLED)
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) {
985 err = got_error(GOT_ERR_CANCELLED);
990 bline = &a->lines[a->lineno_cur - 1];
997 const struct got_error *
998 got_output_file_blame(struct request *c, got_render_blame_line_cb cb)
1000 const struct got_error *error = NULL;
1001 struct transport *t = c->t;
1002 struct got_repository *repo = t->repo;
1003 struct querystring *qs = c->t->qs;
1004 struct got_object_id *obj_id = NULL, *commit_id = NULL;
1005 struct got_commit_object *commit = NULL;
1006 struct got_reflist_head refs;
1007 struct got_blob_object *blob = NULL;
1008 char *path = NULL, *in_repo_path = NULL;
1009 struct blame_cb_args bca;
1010 int i, obj_type, blobfd = -1, fd1 = -1, fd2 = -1;
1012 FILE *f1 = NULL, *f2 = NULL;
1019 if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
1020 qs->folder ? "/" : "", qs->file) == -1) {
1021 error = got_error_from_errno("asprintf");
1025 error = got_repo_map_path(&in_repo_path, repo, path);
1029 error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
1030 GOT_OBJ_TYPE_COMMIT, &refs, repo);
1034 error = got_object_open_as_commit(&commit, repo, commit_id);
1038 error = got_object_id_by_path(&obj_id, repo, commit, in_repo_path);
1042 error = got_object_get_type(&obj_type, repo, obj_id);
1046 if (obj_type != GOT_OBJ_TYPE_BLOB) {
1047 error = got_error(GOT_ERR_OBJ_TYPE);
1051 error = got_gotweb_openfile(&bca.f, &c->priv_fd[BLAME_FD_1]);
1055 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_2], &blobfd);
1059 error = got_object_open_as_blob(&blob, repo, obj_id, BUF, blobfd);
1063 error = got_object_blob_dump_to_file(&filesize, &bca.nlines,
1064 &bca.line_offsets, bca.f, blob);
1065 if (error || bca.nlines == 0)
1068 /* Don't include \n at EOF in the blame line count. */
1069 if (bca.line_offsets[bca.nlines - 1] == filesize)
1072 bca.lines = calloc(bca.nlines, sizeof(*bca.lines));
1073 if (bca.lines == NULL) {
1074 error = got_error_from_errno("calloc");
1078 bca.nlines_prec = 0;
1087 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_3], &fd1);
1091 error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_4], &fd2);
1095 error = got_gotweb_openfile(&f1, &c->priv_fd[BLAME_FD_5]);
1099 error = got_gotweb_openfile(&f2, &c->priv_fd[BLAME_FD_6]);
1103 error = got_blame(in_repo_path, commit_id, repo,
1104 GOT_DIFF_ALGORITHM_MYERS, got_gotweb_blame_cb, &bca, NULL, NULL,
1109 free(bca.line_offsets);
1110 for (i = 0; i < bca.nlines; i++) {
1111 struct blame_line *bline = &bca.lines[i];
1112 free(bline->id_str);
1113 free(bline->committer);
1117 if (blobfd != -1 && close(blobfd) == -1 && error == NULL)
1118 error = got_error_from_errno("close");
1119 if (fd1 != -1 && close(fd1) == -1 && error == NULL)
1120 error = got_error_from_errno("close");
1121 if (fd2 != -1 && close(fd2) == -1 && error == NULL)
1122 error = got_error_from_errno("close");
1124 const struct got_error *bca_err = got_gotweb_closefile(bca.f);
1129 const struct got_error *f1_err = got_gotweb_closefile(f1);
1134 const struct got_error *f2_err = got_gotweb_closefile(f2);
1139 got_object_commit_close(commit);
1141 got_object_blob_close(blob);
1146 got_ref_list_free(&refs);
1150 const struct got_error *
1151 got_open_diff_for_output(FILE **fp, struct request *c)
1153 const struct got_error *error = NULL;
1154 struct transport *t = c->t;
1155 struct got_repository *repo = t->repo;
1156 struct repo_commit *rc = NULL;
1157 struct got_object_id *id1 = NULL, *id2 = NULL;
1158 struct got_reflist_head refs;
1159 FILE *f1 = NULL, *f2 = NULL, *f3 = NULL;
1160 int obj_type, fd1 = -1, fd2 = -1;
1166 error = got_gotweb_openfile(&f1, &c->priv_fd[DIFF_FD_1]);
1170 error = got_gotweb_openfile(&f2, &c->priv_fd[DIFF_FD_2]);
1174 error = got_gotweb_openfile(&f3, &c->priv_fd[DIFF_FD_3]);
1178 rc = TAILQ_FIRST(&t->repo_commits);
1180 if (rc->parent_id != NULL &&
1181 strncmp(rc->parent_id, "/dev/null", 9) != 0) {
1182 error = got_repo_match_object_id(&id1, NULL,
1183 rc->parent_id, GOT_OBJ_TYPE_ANY,
1189 error = got_repo_match_object_id(&id2, NULL, rc->commit_id,
1190 GOT_OBJ_TYPE_ANY, &refs, repo);
1194 error = got_object_get_type(&obj_type, repo, id2);
1198 error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_4], &fd1);
1202 error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_5], &fd2);
1207 case GOT_OBJ_TYPE_BLOB:
1208 error = got_diff_objects_as_blobs(NULL, NULL, f1, f2, fd1, fd2,
1209 id1, id2, NULL, NULL, GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1212 case GOT_OBJ_TYPE_TREE:
1213 error = got_diff_objects_as_trees(NULL, NULL, f1, f2, fd1, fd2,
1214 id1, id2, NULL, "", "", GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1217 case GOT_OBJ_TYPE_COMMIT:
1218 error = got_diff_objects_as_commits(NULL, NULL, f1, f2, fd1,
1219 fd2, id1, id2, NULL, GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1223 error = got_error(GOT_ERR_OBJ_TYPE);
1228 if (fseek(f3, 0, SEEK_SET) == -1) {
1229 error = got_ferror(f3, GOT_ERR_IO);
1236 if (fd1 != -1 && close(fd1) == -1 && error == NULL)
1237 error = got_error_from_errno("close");
1238 if (fd2 != -1 && close(fd2) == -1 && error == NULL)
1239 error = got_error_from_errno("close");
1241 const struct got_error *f1_err = got_gotweb_closefile(f1);
1246 const struct got_error *f2_err = got_gotweb_closefile(f2);
1251 got_gotweb_closefile(f3);
1254 got_ref_list_free(&refs);
1260 static const struct got_error *
1261 got_init_repo_commit(struct repo_commit **rc)
1263 *rc = calloc(1, sizeof(**rc));
1265 return got_error_from_errno2(__func__, "calloc");
1268 (*rc)->refs_str = NULL;
1269 (*rc)->commit_id = NULL;
1270 (*rc)->committer = NULL;
1271 (*rc)->author = NULL;
1272 (*rc)->parent_id = NULL;
1273 (*rc)->tree_id = NULL;
1274 (*rc)->commit_msg = NULL;
1279 static const struct got_error *
1280 got_init_repo_tag(struct repo_tag **rt)
1282 *rt = calloc(1, sizeof(**rt));
1284 return got_error_from_errno2(__func__, "calloc");
1286 (*rt)->commit_id = NULL;
1287 (*rt)->tag_name = NULL;
1288 (*rt)->tag_commit = NULL;
1289 (*rt)->commit_msg = NULL;
1290 (*rt)->tagger = NULL;