1 8a35f56c 2022-07-16 thomas /*
   2 8a35f56c 2022-07-16 thomas  * Copyright (c) 2020-2022 Tracey Emery <tracey@traceyemery.net>
   3 8a35f56c 2022-07-16 thomas  * Copyright (c) 2018, 2019 Stefan Sperling <stsp@openbsd.org>
   4 8a35f56c 2022-07-16 thomas  *
   5 8a35f56c 2022-07-16 thomas  * Permission to use, copy, modify, and distribute this software for any
   6 8a35f56c 2022-07-16 thomas  * purpose with or without fee is hereby granted, provided that the above
   7 8a35f56c 2022-07-16 thomas  * copyright notice and this permission notice appear in all copies.
   8 8a35f56c 2022-07-16 thomas  *
   9 8a35f56c 2022-07-16 thomas  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  10 8a35f56c 2022-07-16 thomas  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  11 8a35f56c 2022-07-16 thomas  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  12 8a35f56c 2022-07-16 thomas  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  13 8a35f56c 2022-07-16 thomas  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  14 8a35f56c 2022-07-16 thomas  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  15 8a35f56c 2022-07-16 thomas  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  16 8a35f56c 2022-07-16 thomas  */
  17 4fccd2fe 2023-03-08 thomas 
  18 4fccd2fe 2023-03-08 thomas #include "got_compat.h"
  19 8a35f56c 2022-07-16 thomas 
  20 3e12c168 2022-07-16 thomas #include <sys/queue.h>
  21 8a35f56c 2022-07-16 thomas #include <sys/socket.h>
  22 8a35f56c 2022-07-16 thomas #include <sys/stat.h>
  23 8a35f56c 2022-07-16 thomas 
  24 8a35f56c 2022-07-16 thomas #include <event.h>
  25 588a8092 2023-02-23 thomas #include <imsg.h>
  26 8a35f56c 2022-07-16 thomas #include <stdlib.h>
  27 8a35f56c 2022-07-16 thomas #include <stdio.h>
  28 8a35f56c 2022-07-16 thomas #include <string.h>
  29 8a35f56c 2022-07-16 thomas #include <unistd.h>
  30 8a35f56c 2022-07-16 thomas 
  31 8a35f56c 2022-07-16 thomas #include "got_error.h"
  32 8a35f56c 2022-07-16 thomas #include "got_object.h"
  33 8a35f56c 2022-07-16 thomas #include "got_reference.h"
  34 8a35f56c 2022-07-16 thomas #include "got_repository.h"
  35 8a35f56c 2022-07-16 thomas #include "got_path.h"
  36 8a35f56c 2022-07-16 thomas #include "got_cancel.h"
  37 8a35f56c 2022-07-16 thomas #include "got_diff.h"
  38 8a35f56c 2022-07-16 thomas #include "got_commit_graph.h"
  39 8a35f56c 2022-07-16 thomas #include "got_blame.h"
  40 8a35f56c 2022-07-16 thomas #include "got_privsep.h"
  41 8a35f56c 2022-07-16 thomas 
  42 8a35f56c 2022-07-16 thomas #include "proc.h"
  43 8a35f56c 2022-07-16 thomas #include "gotwebd.h"
  44 8a35f56c 2022-07-16 thomas 
  45 8a35f56c 2022-07-16 thomas static const struct got_error *got_init_repo_commit(struct repo_commit **);
  46 8a35f56c 2022-07-16 thomas static const struct got_error *got_init_repo_tag(struct repo_tag **);
  47 8a35f56c 2022-07-16 thomas static const struct got_error *got_get_repo_commit(struct request *,
  48 8a35f56c 2022-07-16 thomas     struct repo_commit *, struct got_commit_object *, struct got_reflist_head *,
  49 8a35f56c 2022-07-16 thomas     struct got_object_id *);
  50 8a35f56c 2022-07-16 thomas static const struct got_error *got_gotweb_dupfd(int *, int *);
  51 04b2c111 2023-05-16 thomas static const struct got_error *got_gotweb_openfile(FILE **, int *);
  52 8a35f56c 2022-07-16 thomas static const struct got_error *got_gotweb_blame_cb(void *, int, int,
  53 8a35f56c 2022-07-16 thomas     struct got_commit_object *,struct got_object_id *);
  54 8a35f56c 2022-07-16 thomas 
  55 dccd05b4 2023-01-10 thomas const struct got_error *
  56 d00235d8 2023-05-17 thomas got_gotweb_closefile(FILE *f)
  57 8a35f56c 2022-07-16 thomas {
  58 985ec13b 2023-05-17 thomas 	const struct got_error *err = NULL;
  59 985ec13b 2023-05-17 thomas 
  60 8a35f56c 2022-07-16 thomas 	if (fseek(f, 0, SEEK_SET) == -1)
  61 985ec13b 2023-05-17 thomas 		err = got_error_from_errno("fseek");
  62 8a35f56c 2022-07-16 thomas 
  63 985ec13b 2023-05-17 thomas 	if (err == NULL && ftruncate(fileno(f), 0) == -1)
  64 985ec13b 2023-05-17 thomas 		err = got_error_from_errno("ftruncate");
  65 8a35f56c 2022-07-16 thomas 
  66 985ec13b 2023-05-17 thomas 	if (fclose(f) == EOF && err == NULL)
  67 985ec13b 2023-05-17 thomas 		err = got_error_from_errno("fclose");
  68 8a35f56c 2022-07-16 thomas 
  69 985ec13b 2023-05-17 thomas 	return err;
  70 8a35f56c 2022-07-16 thomas }
  71 8a35f56c 2022-07-16 thomas 
  72 8a35f56c 2022-07-16 thomas static const struct got_error *
  73 04b2c111 2023-05-16 thomas got_gotweb_openfile(FILE **f, int *priv_fd)
  74 8a35f56c 2022-07-16 thomas {
  75 04b2c111 2023-05-16 thomas 	int fd;
  76 04b2c111 2023-05-16 thomas 
  77 04b2c111 2023-05-16 thomas 	fd = dup(*priv_fd);
  78 04b2c111 2023-05-16 thomas 	if (fd == -1)
  79 6e596ed0 2022-08-31 thomas 		return got_error_from_errno("dup");
  80 8a35f56c 2022-07-16 thomas 
  81 04b2c111 2023-05-16 thomas 	*f = fdopen(fd, "w+");
  82 8a35f56c 2022-07-16 thomas 	if (*f == NULL) {
  83 04b2c111 2023-05-16 thomas 		close(fd);
  84 e2af4cd7 2022-08-31 thomas 		return got_error(GOT_ERR_PRIVSEP_NO_FD);
  85 8a35f56c 2022-07-16 thomas 	}
  86 8a35f56c 2022-07-16 thomas 
  87 e2af4cd7 2022-08-31 thomas 	return NULL;
  88 8a35f56c 2022-07-16 thomas }
  89 8a35f56c 2022-07-16 thomas 
  90 8a35f56c 2022-07-16 thomas static const struct got_error *
  91 8a35f56c 2022-07-16 thomas got_gotweb_dupfd(int *priv_fd, int *fd)
  92 8a35f56c 2022-07-16 thomas {
  93 8a35f56c 2022-07-16 thomas 	*fd = dup(*priv_fd);
  94 8a35f56c 2022-07-16 thomas 
  95 a66a4a50 2023-02-03 thomas 	if (*fd == -1)
  96 a66a4a50 2023-02-03 thomas 		return got_error_from_errno("dup");
  97 8a35f56c 2022-07-16 thomas 
  98 e2af4cd7 2022-08-31 thomas 	return NULL;
  99 8a35f56c 2022-07-16 thomas }
 100 8a35f56c 2022-07-16 thomas 
 101 8a35f56c 2022-07-16 thomas const struct got_error *
 102 6c7f10f7 2022-11-23 thomas got_get_repo_owner(char **owner, struct request *c)
 103 8a35f56c 2022-07-16 thomas {
 104 8a35f56c 2022-07-16 thomas 	struct server *srv = c->srv;
 105 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
 106 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
 107 8a35f56c 2022-07-16 thomas 	const char *gitconfig_owner;
 108 8a35f56c 2022-07-16 thomas 
 109 8a35f56c 2022-07-16 thomas 	*owner = NULL;
 110 8a35f56c 2022-07-16 thomas 
 111 8a35f56c 2022-07-16 thomas 	if (srv->show_repo_owner == 0)
 112 8a35f56c 2022-07-16 thomas 		return NULL;
 113 8a35f56c 2022-07-16 thomas 
 114 8a35f56c 2022-07-16 thomas 	gitconfig_owner = got_repo_get_gitconfig_owner(repo);
 115 8a35f56c 2022-07-16 thomas 	if (gitconfig_owner) {
 116 8a35f56c 2022-07-16 thomas 		*owner = strdup(gitconfig_owner);
 117 2f26d334 2022-08-30 thomas 		if (*owner == NULL)
 118 2f26d334 2022-08-30 thomas 			return got_error_from_errno("strdup");
 119 2f26d334 2022-08-30 thomas 	} else {
 120 2f26d334 2022-08-30 thomas 		*owner = strdup("");
 121 8a35f56c 2022-07-16 thomas 		if (*owner == NULL)
 122 8a35f56c 2022-07-16 thomas 			return got_error_from_errno("strdup");
 123 8a35f56c 2022-07-16 thomas 	}
 124 e2af4cd7 2022-08-31 thomas 	return NULL;
 125 8a35f56c 2022-07-16 thomas }
 126 8a35f56c 2022-07-16 thomas 
 127 8a35f56c 2022-07-16 thomas const struct got_error *
 128 53bf32b8 2023-01-23 thomas got_get_repo_age(time_t *repo_age, struct request *c, const char *refname)
 129 8a35f56c 2022-07-16 thomas {
 130 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
 131 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
 132 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
 133 8a35f56c 2022-07-16 thomas 	struct got_commit_object *commit = NULL;
 134 8a35f56c 2022-07-16 thomas 	struct got_reflist_head refs;
 135 8a35f56c 2022-07-16 thomas 	struct got_reflist_entry *re;
 136 8a35f56c 2022-07-16 thomas 	time_t committer_time = 0, cmp_time = 0;
 137 8a35f56c 2022-07-16 thomas 
 138 8a35f56c 2022-07-16 thomas 	TAILQ_INIT(&refs);
 139 8a35f56c 2022-07-16 thomas 
 140 b38bef13 2023-08-12 thomas 	*repo_age = 0;
 141 8a35f56c 2022-07-16 thomas 
 142 8a35f56c 2022-07-16 thomas 	error = got_ref_list(&refs, repo, "refs/heads",
 143 8a35f56c 2022-07-16 thomas 	    got_ref_cmp_by_name, NULL);
 144 8a35f56c 2022-07-16 thomas 	if (error)
 145 8a35f56c 2022-07-16 thomas 		goto done;
 146 8a35f56c 2022-07-16 thomas 
 147 8a35f56c 2022-07-16 thomas 	/*
 148 8a35f56c 2022-07-16 thomas 	 * Find the youngest branch tip in the repository, or the age of
 149 8a35f56c 2022-07-16 thomas 	 * the a specific branch tip if a name was provided by the caller.
 150 8a35f56c 2022-07-16 thomas 	 */
 151 8a35f56c 2022-07-16 thomas 	TAILQ_FOREACH(re, &refs, entry) {
 152 8a35f56c 2022-07-16 thomas 		struct got_object_id *id = NULL;
 153 8a35f56c 2022-07-16 thomas 
 154 8a35f56c 2022-07-16 thomas 		if (refname && strcmp(got_ref_get_name(re->ref), refname) != 0)
 155 8a35f56c 2022-07-16 thomas 			continue;
 156 8a35f56c 2022-07-16 thomas 
 157 8a35f56c 2022-07-16 thomas 		error = got_ref_resolve(&id, repo, re->ref);
 158 8a35f56c 2022-07-16 thomas 		if (error)
 159 8a35f56c 2022-07-16 thomas 			goto done;
 160 8a35f56c 2022-07-16 thomas 
 161 8a35f56c 2022-07-16 thomas 		error = got_object_open_as_commit(&commit, repo, id);
 162 8a35f56c 2022-07-16 thomas 		free(id);
 163 8a35f56c 2022-07-16 thomas 		if (error)
 164 8a35f56c 2022-07-16 thomas 			goto done;
 165 8a35f56c 2022-07-16 thomas 
 166 8a35f56c 2022-07-16 thomas 		committer_time =
 167 8a35f56c 2022-07-16 thomas 		    got_object_commit_get_committer_time(commit);
 168 8a35f56c 2022-07-16 thomas 		got_object_commit_close(commit);
 169 8a35f56c 2022-07-16 thomas 		if (cmp_time < committer_time)
 170 8a35f56c 2022-07-16 thomas 			cmp_time = committer_time;
 171 8a35f56c 2022-07-16 thomas 
 172 8a35f56c 2022-07-16 thomas 		if (refname)
 173 8a35f56c 2022-07-16 thomas 			break;
 174 8a35f56c 2022-07-16 thomas 	}
 175 8a35f56c 2022-07-16 thomas 
 176 53bf32b8 2023-01-23 thomas 	if (cmp_time != 0)
 177 53bf32b8 2023-01-23 thomas 		*repo_age = cmp_time;
 178 a97a7b2d 2023-05-17 thomas  done:
 179 8a35f56c 2022-07-16 thomas 	got_ref_list_free(&refs);
 180 8a35f56c 2022-07-16 thomas 	return error;
 181 8a35f56c 2022-07-16 thomas }
 182 8a35f56c 2022-07-16 thomas 
 183 8a35f56c 2022-07-16 thomas static const struct got_error *
 184 8a35f56c 2022-07-16 thomas got_get_repo_commit(struct request *c, struct repo_commit *repo_commit,
 185 8a35f56c 2022-07-16 thomas     struct got_commit_object *commit, struct got_reflist_head *refs,
 186 8a35f56c 2022-07-16 thomas     struct got_object_id *id)
 187 8a35f56c 2022-07-16 thomas {
 188 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
 189 8a35f56c 2022-07-16 thomas 	struct got_reflist_entry *re;
 190 8a35f56c 2022-07-16 thomas 	struct got_object_id *id2 = NULL;
 191 8a35f56c 2022-07-16 thomas 	struct got_object_qid *parent_id;
 192 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
 193 8a35f56c 2022-07-16 thomas 	struct querystring *qs = c->t->qs;
 194 8a35f56c 2022-07-16 thomas 	char *commit_msg = NULL, *commit_msg0;
 195 8a35f56c 2022-07-16 thomas 
 196 8a35f56c 2022-07-16 thomas 	TAILQ_FOREACH(re, refs, entry) {
 197 8a35f56c 2022-07-16 thomas 		char *s;
 198 8a35f56c 2022-07-16 thomas 		const char *name;
 199 8a35f56c 2022-07-16 thomas 		struct got_tag_object *tag = NULL;
 200 8a35f56c 2022-07-16 thomas 		struct got_object_id *ref_id;
 201 8a35f56c 2022-07-16 thomas 		int cmp;
 202 8a35f56c 2022-07-16 thomas 
 203 8a35f56c 2022-07-16 thomas 		if (got_ref_is_symbolic(re->ref))
 204 8a35f56c 2022-07-16 thomas 			continue;
 205 8a35f56c 2022-07-16 thomas 
 206 8a35f56c 2022-07-16 thomas 		name = got_ref_get_name(re->ref);
 207 8a35f56c 2022-07-16 thomas 		if (strncmp(name, "refs/", 5) == 0)
 208 8a35f56c 2022-07-16 thomas 			name += 5;
 209 8a35f56c 2022-07-16 thomas 		if (strncmp(name, "got/", 4) == 0)
 210 8a35f56c 2022-07-16 thomas 			continue;
 211 8a35f56c 2022-07-16 thomas 		if (strncmp(name, "heads/", 6) == 0)
 212 8a35f56c 2022-07-16 thomas 			name += 6;
 213 8a35f56c 2022-07-16 thomas 		if (strncmp(name, "remotes/", 8) == 0) {
 214 8a35f56c 2022-07-16 thomas 			name += 8;
 215 6b42af1e 2022-09-02 thomas 			if (strstr(name, "/" GOT_REF_HEAD) != NULL)
 216 8a35f56c 2022-07-16 thomas 				continue;
 217 8a35f56c 2022-07-16 thomas 		}
 218 8a35f56c 2022-07-16 thomas 		error = got_ref_resolve(&ref_id, t->repo, re->ref);
 219 8a35f56c 2022-07-16 thomas 		if (error)
 220 8a35f56c 2022-07-16 thomas 			return error;
 221 8a35f56c 2022-07-16 thomas 		if (strncmp(name, "tags/", 5) == 0) {
 222 8a35f56c 2022-07-16 thomas 			error = got_object_open_as_tag(&tag, t->repo, ref_id);
 223 8a35f56c 2022-07-16 thomas 			if (error) {
 224 8a35f56c 2022-07-16 thomas 				if (error->code != GOT_ERR_OBJ_TYPE) {
 225 8a35f56c 2022-07-16 thomas 					free(ref_id);
 226 8a35f56c 2022-07-16 thomas 					continue;
 227 8a35f56c 2022-07-16 thomas 				}
 228 8a35f56c 2022-07-16 thomas 				/*
 229 8a35f56c 2022-07-16 thomas 				 * Ref points at something other
 230 8a35f56c 2022-07-16 thomas 				 * than a tag.
 231 8a35f56c 2022-07-16 thomas 				 */
 232 8a35f56c 2022-07-16 thomas 				error = NULL;
 233 8a35f56c 2022-07-16 thomas 				tag = NULL;
 234 8a35f56c 2022-07-16 thomas 			}
 235 8a35f56c 2022-07-16 thomas 		}
 236 8a35f56c 2022-07-16 thomas 		cmp = got_object_id_cmp(tag ?
 237 8a35f56c 2022-07-16 thomas 		    got_object_tag_get_object_id(tag) : ref_id, id);
 238 8a35f56c 2022-07-16 thomas 		free(ref_id);
 239 8a35f56c 2022-07-16 thomas 		if (tag)
 240 8a35f56c 2022-07-16 thomas 			got_object_tag_close(tag);
 241 8a35f56c 2022-07-16 thomas 		if (cmp != 0)
 242 8a35f56c 2022-07-16 thomas 			continue;
 243 8a35f56c 2022-07-16 thomas 		s = repo_commit->refs_str;
 244 8a35f56c 2022-07-16 thomas 		if (asprintf(&repo_commit->refs_str, "%s%s%s", s ? s : "",
 245 8a35f56c 2022-07-16 thomas 		    s ? ", " : "", name) == -1) {
 246 8a35f56c 2022-07-16 thomas 			error = got_error_from_errno("asprintf");
 247 8a35f56c 2022-07-16 thomas 			free(s);
 248 8a35f56c 2022-07-16 thomas 			repo_commit->refs_str = NULL;
 249 8a35f56c 2022-07-16 thomas 			return error;
 250 8a35f56c 2022-07-16 thomas 		}
 251 8a35f56c 2022-07-16 thomas 		free(s);
 252 8a35f56c 2022-07-16 thomas 	}
 253 8a35f56c 2022-07-16 thomas 
 254 8a35f56c 2022-07-16 thomas 	error = got_object_id_str(&repo_commit->commit_id, id);
 255 8a35f56c 2022-07-16 thomas 	if (error)
 256 8a35f56c 2022-07-16 thomas 		return error;
 257 8a35f56c 2022-07-16 thomas 
 258 8a35f56c 2022-07-16 thomas 	error = got_object_id_str(&repo_commit->tree_id,
 259 8a35f56c 2022-07-16 thomas 	    got_object_commit_get_tree_id(commit));
 260 8a35f56c 2022-07-16 thomas 	if (error)
 261 8a35f56c 2022-07-16 thomas 		return error;
 262 8a35f56c 2022-07-16 thomas 
 263 8a35f56c 2022-07-16 thomas 	if (qs->action == DIFF) {
 264 8a35f56c 2022-07-16 thomas 		parent_id = STAILQ_FIRST(
 265 8a35f56c 2022-07-16 thomas 		    got_object_commit_get_parent_ids(commit));
 266 8a35f56c 2022-07-16 thomas 		if (parent_id != NULL) {
 267 8a35f56c 2022-07-16 thomas 			id2 = got_object_id_dup(&parent_id->id);
 268 8a35f56c 2022-07-16 thomas 			error = got_object_id_str(&repo_commit->parent_id, id2);
 269 8a35f56c 2022-07-16 thomas 			if (error)
 270 8a35f56c 2022-07-16 thomas 				return error;
 271 8a35f56c 2022-07-16 thomas 			free(id2);
 272 8a35f56c 2022-07-16 thomas 		} else {
 273 8a35f56c 2022-07-16 thomas 			repo_commit->parent_id = strdup("/dev/null");
 274 8a35f56c 2022-07-16 thomas 			if (repo_commit->parent_id == NULL) {
 275 8a35f56c 2022-07-16 thomas 				error = got_error_from_errno("strdup");
 276 8a35f56c 2022-07-16 thomas 				return error;
 277 8a35f56c 2022-07-16 thomas 			}
 278 8a35f56c 2022-07-16 thomas 		}
 279 8a35f56c 2022-07-16 thomas 	}
 280 8a35f56c 2022-07-16 thomas 
 281 8a35f56c 2022-07-16 thomas 	repo_commit->committer_time =
 282 8a35f56c 2022-07-16 thomas 	    got_object_commit_get_committer_time(commit);
 283 8a35f56c 2022-07-16 thomas 
 284 8a35f56c 2022-07-16 thomas 	repo_commit->author =
 285 8a35f56c 2022-07-16 thomas 	    strdup(got_object_commit_get_author(commit));
 286 8a35f56c 2022-07-16 thomas 	if (repo_commit->author == NULL) {
 287 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("strdup");
 288 8a35f56c 2022-07-16 thomas 		return error;
 289 8a35f56c 2022-07-16 thomas 	}
 290 8a35f56c 2022-07-16 thomas 	repo_commit->committer =
 291 8a35f56c 2022-07-16 thomas 	    strdup(got_object_commit_get_committer(commit));
 292 8a35f56c 2022-07-16 thomas 	if (repo_commit->committer == NULL) {
 293 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("strdup");
 294 8a35f56c 2022-07-16 thomas 		return error;
 295 8a35f56c 2022-07-16 thomas 	}
 296 8a35f56c 2022-07-16 thomas 	error = got_object_commit_get_logmsg(&commit_msg0, commit);
 297 8a35f56c 2022-07-16 thomas 	if (error)
 298 8a35f56c 2022-07-16 thomas 		return error;
 299 8a35f56c 2022-07-16 thomas 
 300 8a35f56c 2022-07-16 thomas 	commit_msg = commit_msg0;
 301 8a35f56c 2022-07-16 thomas 	while (*commit_msg == '\n')
 302 8a35f56c 2022-07-16 thomas 		commit_msg++;
 303 8a35f56c 2022-07-16 thomas 
 304 8a35f56c 2022-07-16 thomas 	repo_commit->commit_msg = strdup(commit_msg);
 305 8a35f56c 2022-07-16 thomas 	if (repo_commit->commit_msg == NULL)
 306 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("strdup");
 307 8a35f56c 2022-07-16 thomas 	free(commit_msg0);
 308 8a35f56c 2022-07-16 thomas 	return error;
 309 8a35f56c 2022-07-16 thomas }
 310 8a35f56c 2022-07-16 thomas 
 311 8a35f56c 2022-07-16 thomas const struct got_error *
 312 087cc2fc 2023-06-15 thomas got_get_repo_commits(struct request *c, size_t limit)
 313 8a35f56c 2022-07-16 thomas {
 314 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
 315 8a35f56c 2022-07-16 thomas 	struct got_object_id *id = NULL;
 316 8a35f56c 2022-07-16 thomas 	struct got_commit_graph *graph = NULL;
 317 8a35f56c 2022-07-16 thomas 	struct got_commit_object *commit = NULL;
 318 8a35f56c 2022-07-16 thomas 	struct got_reflist_head refs;
 319 4d0573ec 2022-09-02 thomas 	struct got_reference *ref = NULL;
 320 8a35f56c 2022-07-16 thomas 	struct repo_commit *repo_commit = NULL;
 321 8a35f56c 2022-07-16 thomas 	struct server *srv = c->srv;
 322 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
 323 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
 324 8a35f56c 2022-07-16 thomas 	struct querystring *qs = t->qs;
 325 8a35f56c 2022-07-16 thomas 	struct repo_dir *repo_dir = t->repo_dir;
 326 8a35f56c 2022-07-16 thomas 	char *in_repo_path = NULL, *repo_path = NULL, *file_path = NULL;
 327 7272b60a 2023-06-15 thomas 	int chk_next = 0;
 328 7272b60a 2023-06-15 thomas 
 329 087cc2fc 2023-06-15 thomas 	if (limit == 0)
 330 087cc2fc 2023-06-15 thomas 		return got_error(GOT_ERR_RANGE);
 331 087cc2fc 2023-06-15 thomas 
 332 087cc2fc 2023-06-15 thomas 	if (limit > 1) {
 333 7272b60a 2023-06-15 thomas 		/*
 334 7272b60a 2023-06-15 thomas 		 * Traverse one commit more than requested to provide
 335 7272b60a 2023-06-15 thomas 		 * the next button.
 336 7272b60a 2023-06-15 thomas 		 */
 337 7272b60a 2023-06-15 thomas 		limit++;
 338 7272b60a 2023-06-15 thomas 		chk_next = 1;
 339 7272b60a 2023-06-15 thomas 	}
 340 8a35f56c 2022-07-16 thomas 
 341 8a35f56c 2022-07-16 thomas 	TAILQ_INIT(&refs);
 342 8a35f56c 2022-07-16 thomas 
 343 102d840d 2023-06-22 thomas 	if (qs->file != NULL && *qs->file != '\0')
 344 8a35f56c 2022-07-16 thomas 		if (asprintf(&file_path, "%s/%s", qs->folder ? qs->folder : "",
 345 8a35f56c 2022-07-16 thomas 		    qs->file) == -1)
 346 8a35f56c 2022-07-16 thomas 			return got_error_from_errno("asprintf");
 347 8a35f56c 2022-07-16 thomas 
 348 8a35f56c 2022-07-16 thomas 	if (asprintf(&repo_path, "%s/%s", srv->repos_path,
 349 31797419 2022-09-02 thomas 	    repo_dir->name) == -1) {
 350 31797419 2022-09-02 thomas 		error = got_error_from_errno("asprintf");
 351 31797419 2022-09-02 thomas 		goto done;
 352 31797419 2022-09-02 thomas 	}
 353 8a35f56c 2022-07-16 thomas 
 354 42814e01 2023-01-23 thomas 	if (qs->commit) {
 355 42814e01 2023-01-23 thomas 		error = got_repo_match_object_id_prefix(&id, qs->commit,
 356 42814e01 2023-01-23 thomas 		    GOT_OBJ_TYPE_COMMIT, repo);
 357 42814e01 2023-01-23 thomas 		if (error)
 358 42814e01 2023-01-23 thomas 			goto done;
 359 42814e01 2023-01-23 thomas 	} else {
 360 8a35f56c 2022-07-16 thomas 		error = got_ref_open(&ref, repo, qs->headref, 0);
 361 8a35f56c 2022-07-16 thomas 		if (error)
 362 8a35f56c 2022-07-16 thomas 			goto done;
 363 8a35f56c 2022-07-16 thomas 
 364 8a35f56c 2022-07-16 thomas 		error = got_ref_resolve(&id, repo, ref);
 365 8a35f56c 2022-07-16 thomas 		if (error)
 366 8a35f56c 2022-07-16 thomas 			goto done;
 367 8a35f56c 2022-07-16 thomas 	}
 368 8a35f56c 2022-07-16 thomas 
 369 8a35f56c 2022-07-16 thomas 	error = got_repo_map_path(&in_repo_path, repo, repo_path);
 370 8a35f56c 2022-07-16 thomas 	if (error)
 371 8a35f56c 2022-07-16 thomas 		goto done;
 372 8a35f56c 2022-07-16 thomas 
 373 8a35f56c 2022-07-16 thomas 	error = got_ref_list(&refs, repo, NULL, got_ref_cmp_by_name, NULL);
 374 8a35f56c 2022-07-16 thomas 	if (error)
 375 8a35f56c 2022-07-16 thomas 		goto done;
 376 8a35f56c 2022-07-16 thomas 
 377 102d840d 2023-06-22 thomas 	if (qs->file != NULL && *qs->file != '\0') {
 378 8a35f56c 2022-07-16 thomas 		error = got_commit_graph_open(&graph, file_path, 0);
 379 8a35f56c 2022-07-16 thomas 		if (error)
 380 8a35f56c 2022-07-16 thomas 			goto done;
 381 8a35f56c 2022-07-16 thomas 	} else {
 382 8a35f56c 2022-07-16 thomas 		error = got_commit_graph_open(&graph, in_repo_path, 0);
 383 8a35f56c 2022-07-16 thomas 		if (error)
 384 8a35f56c 2022-07-16 thomas 			goto done;
 385 8a35f56c 2022-07-16 thomas 	}
 386 8a35f56c 2022-07-16 thomas 
 387 8a35f56c 2022-07-16 thomas 	error = got_commit_graph_iter_start(graph, id, repo, NULL, NULL);
 388 8a35f56c 2022-07-16 thomas 	if (error)
 389 8a35f56c 2022-07-16 thomas 		goto done;
 390 8a35f56c 2022-07-16 thomas 
 391 8a35f56c 2022-07-16 thomas 	for (;;) {
 392 7210b715 2022-09-11 thomas 		struct got_object_id next_id;
 393 95326260 2022-09-05 thomas 
 394 95326260 2022-09-05 thomas 		error = got_commit_graph_iter_next(&next_id, graph, repo, NULL,
 395 8a35f56c 2022-07-16 thomas 		    NULL);
 396 8a35f56c 2022-07-16 thomas 		if (error) {
 397 8a35f56c 2022-07-16 thomas 			if (error->code == GOT_ERR_ITER_COMPLETED)
 398 8a35f56c 2022-07-16 thomas 				error = NULL;
 399 8a35f56c 2022-07-16 thomas 			goto done;
 400 95326260 2022-09-05 thomas 		}
 401 8a35f56c 2022-07-16 thomas 
 402 7210b715 2022-09-11 thomas 		error = got_object_open_as_commit(&commit, repo, &next_id);
 403 8a35f56c 2022-07-16 thomas 		if (error)
 404 8a35f56c 2022-07-16 thomas 			goto done;
 405 8a35f56c 2022-07-16 thomas 
 406 df9fed09 2022-09-02 thomas 		error = got_init_repo_commit(&repo_commit);
 407 df9fed09 2022-09-02 thomas 		if (error)
 408 df9fed09 2022-09-02 thomas 			goto done;
 409 df9fed09 2022-09-02 thomas 
 410 8a35f56c 2022-07-16 thomas 		error = got_get_repo_commit(c, repo_commit, commit,
 411 7210b715 2022-09-11 thomas 		    &refs, &next_id);
 412 349f6f39 2022-09-07 thomas 		if (error) {
 413 349f6f39 2022-09-07 thomas 			gotweb_free_repo_commit(repo_commit);
 414 7272b60a 2023-06-15 thomas 			goto done;
 415 7272b60a 2023-06-15 thomas 		}
 416 7272b60a 2023-06-15 thomas 
 417 7272b60a 2023-06-15 thomas 		if (--limit == 0 && chk_next) {
 418 7272b60a 2023-06-15 thomas 			t->more_id = strdup(repo_commit->commit_id);
 419 7272b60a 2023-06-15 thomas 			if (t->more_id == NULL)
 420 7272b60a 2023-06-15 thomas 				error = got_error_from_errno("strdup");
 421 8a35f56c 2022-07-16 thomas 			goto done;
 422 349f6f39 2022-09-07 thomas 		}
 423 349f6f39 2022-09-07 thomas 
 424 349f6f39 2022-09-07 thomas 		TAILQ_INSERT_TAIL(&t->repo_commits, repo_commit, entry);
 425 349f6f39 2022-09-07 thomas 
 426 7272b60a 2023-06-15 thomas 		if (limit == 0)
 427 7272b60a 2023-06-15 thomas 			goto done;
 428 8a35f56c 2022-07-16 thomas 
 429 8a35f56c 2022-07-16 thomas 		if (commit) {
 430 8a35f56c 2022-07-16 thomas 			got_object_commit_close(commit);
 431 8a35f56c 2022-07-16 thomas 			commit = NULL;
 432 8a35f56c 2022-07-16 thomas 		}
 433 8a35f56c 2022-07-16 thomas 	}
 434 a97a7b2d 2023-05-17 thomas  done:
 435 4d0573ec 2022-09-02 thomas 	if (ref)
 436 4d0573ec 2022-09-02 thomas 		got_ref_close(ref);
 437 8a35f56c 2022-07-16 thomas 	if (commit)
 438 8a35f56c 2022-07-16 thomas 		got_object_commit_close(commit);
 439 8a35f56c 2022-07-16 thomas 	if (graph)
 440 8a35f56c 2022-07-16 thomas 		got_commit_graph_close(graph);
 441 8a35f56c 2022-07-16 thomas 	got_ref_list_free(&refs);
 442 bc4d9cc8 2022-09-02 thomas 	free(in_repo_path);
 443 8a35f56c 2022-07-16 thomas 	free(file_path);
 444 8a35f56c 2022-07-16 thomas 	free(repo_path);
 445 8a35f56c 2022-07-16 thomas 	free(id);
 446 8a35f56c 2022-07-16 thomas 	return error;
 447 8a35f56c 2022-07-16 thomas }
 448 8a35f56c 2022-07-16 thomas 
 449 8a35f56c 2022-07-16 thomas const struct got_error *
 450 6c24d194 2023-06-15 thomas got_get_repo_tags(struct request *c, size_t limit)
 451 8a35f56c 2022-07-16 thomas {
 452 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
 453 8a35f56c 2022-07-16 thomas 	struct got_object_id *id = NULL;
 454 8a35f56c 2022-07-16 thomas 	struct got_commit_object *commit = NULL;
 455 8a35f56c 2022-07-16 thomas 	struct got_reflist_head refs;
 456 8a35f56c 2022-07-16 thomas 	struct got_reference *ref;
 457 8a35f56c 2022-07-16 thomas 	struct got_reflist_entry *re;
 458 8a35f56c 2022-07-16 thomas 	struct server *srv = c->srv;
 459 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
 460 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
 461 8a35f56c 2022-07-16 thomas 	struct querystring *qs = t->qs;
 462 8a35f56c 2022-07-16 thomas 	struct repo_dir *repo_dir = t->repo_dir;
 463 8a35f56c 2022-07-16 thomas 	struct got_tag_object *tag = NULL;
 464 8a35f56c 2022-07-16 thomas 	struct repo_tag *rt = NULL, *trt = NULL;
 465 8a35f56c 2022-07-16 thomas 	char *in_repo_path = NULL, *repo_path = NULL, *id_str = NULL;
 466 217813df 2022-09-02 thomas 	char *tag_commit = NULL, *tag_commit0 = NULL;
 467 8a35f56c 2022-07-16 thomas 	char *commit_msg = NULL, *commit_msg0 = NULL;
 468 8a35f56c 2022-07-16 thomas 	int chk_next = 0, chk_multi = 1, commit_found = 0, c_cnt = 0;
 469 8a35f56c 2022-07-16 thomas 
 470 8a35f56c 2022-07-16 thomas 	TAILQ_INIT(&refs);
 471 8a35f56c 2022-07-16 thomas 
 472 6c24d194 2023-06-15 thomas 	if (limit == 0)
 473 6c24d194 2023-06-15 thomas 		return got_error(GOT_ERR_RANGE);
 474 6c24d194 2023-06-15 thomas 
 475 8a35f56c 2022-07-16 thomas 	if (asprintf(&repo_path, "%s/%s", srv->repos_path,
 476 8a35f56c 2022-07-16 thomas 	    repo_dir->name) == -1)
 477 8a35f56c 2022-07-16 thomas 		return got_error_from_errno("asprintf");
 478 8a35f56c 2022-07-16 thomas 
 479 d6795e9f 2022-12-30 thomas 	if (qs->commit == NULL && (qs->action == TAGS || qs->action == RSS)) {
 480 8a35f56c 2022-07-16 thomas 		error = got_ref_open(&ref, repo, qs->headref, 0);
 481 8a35f56c 2022-07-16 thomas 		if (error)
 482 8a35f56c 2022-07-16 thomas 			goto err;
 483 8a35f56c 2022-07-16 thomas 		error = got_ref_resolve(&id, repo, ref);
 484 8a35f56c 2022-07-16 thomas 		got_ref_close(ref);
 485 8a35f56c 2022-07-16 thomas 		if (error)
 486 8a35f56c 2022-07-16 thomas 			goto err;
 487 8a35f56c 2022-07-16 thomas 	} else if (qs->commit == NULL && qs->action == TAG) {
 488 8a35f56c 2022-07-16 thomas 		error = got_error_msg(GOT_ERR_EOF, "commit id missing");
 489 8a35f56c 2022-07-16 thomas 		goto err;
 490 8a35f56c 2022-07-16 thomas 	} else {
 491 8a35f56c 2022-07-16 thomas 		error = got_repo_match_object_id_prefix(&id, qs->commit,
 492 8a35f56c 2022-07-16 thomas 		    GOT_OBJ_TYPE_COMMIT, repo);
 493 8a35f56c 2022-07-16 thomas 		if (error)
 494 8a35f56c 2022-07-16 thomas 			goto err;
 495 8a35f56c 2022-07-16 thomas 	}
 496 8a35f56c 2022-07-16 thomas 
 497 8a35f56c 2022-07-16 thomas 	if (qs->action != SUMMARY && qs->action != TAGS) {
 498 8a35f56c 2022-07-16 thomas 		error = got_object_open_as_commit(&commit, repo, id);
 499 8a35f56c 2022-07-16 thomas 		if (error)
 500 8a35f56c 2022-07-16 thomas 			goto err;
 501 8a35f56c 2022-07-16 thomas 		error = got_object_commit_get_logmsg(&commit_msg0, commit);
 502 8a35f56c 2022-07-16 thomas 		if (error)
 503 8a35f56c 2022-07-16 thomas 			goto err;
 504 8a35f56c 2022-07-16 thomas 		if (commit) {
 505 8a35f56c 2022-07-16 thomas 			got_object_commit_close(commit);
 506 8a35f56c 2022-07-16 thomas 			commit = NULL;
 507 8a35f56c 2022-07-16 thomas 		}
 508 8a35f56c 2022-07-16 thomas 	}
 509 8a35f56c 2022-07-16 thomas 
 510 8a35f56c 2022-07-16 thomas 	error = got_repo_map_path(&in_repo_path, repo, repo_path);
 511 8a35f56c 2022-07-16 thomas 	if (error)
 512 8a35f56c 2022-07-16 thomas 		goto err;
 513 8a35f56c 2022-07-16 thomas 
 514 8a35f56c 2022-07-16 thomas 	error = got_ref_list(&refs, repo, "refs/tags", got_ref_cmp_tags,
 515 8a35f56c 2022-07-16 thomas 	   repo);
 516 8a35f56c 2022-07-16 thomas 	if (error)
 517 8a35f56c 2022-07-16 thomas 		goto err;
 518 8a35f56c 2022-07-16 thomas 
 519 8a35f56c 2022-07-16 thomas 	if (limit == 1)
 520 8a35f56c 2022-07-16 thomas 		chk_multi = 0;
 521 8a35f56c 2022-07-16 thomas 
 522 8a35f56c 2022-07-16 thomas 	/*
 523 8a35f56c 2022-07-16 thomas 	 * XXX: again, see previous message about caching
 524 8a35f56c 2022-07-16 thomas 	 */
 525 8a35f56c 2022-07-16 thomas 
 526 8a35f56c 2022-07-16 thomas 	TAILQ_FOREACH(re, &refs, entry) {
 527 8a35f56c 2022-07-16 thomas 		struct repo_tag *new_repo_tag = NULL;
 528 8a35f56c 2022-07-16 thomas 		error = got_init_repo_tag(&new_repo_tag);
 529 8a35f56c 2022-07-16 thomas 		if (error)
 530 8a35f56c 2022-07-16 thomas 			goto err;
 531 8a35f56c 2022-07-16 thomas 
 532 8a35f56c 2022-07-16 thomas 		TAILQ_INSERT_TAIL(&t->repo_tags, new_repo_tag, entry);
 533 8a35f56c 2022-07-16 thomas 
 534 8a35f56c 2022-07-16 thomas 		new_repo_tag->tag_name = strdup(got_ref_get_name(re->ref));
 535 8a35f56c 2022-07-16 thomas 		if (new_repo_tag->tag_name == NULL) {
 536 8a35f56c 2022-07-16 thomas 			error = got_error_from_errno("strdup");
 537 8a35f56c 2022-07-16 thomas 			goto err;
 538 8a35f56c 2022-07-16 thomas 		}
 539 8a35f56c 2022-07-16 thomas 
 540 19d60ee3 2022-09-02 thomas 		free(id);
 541 19d60ee3 2022-09-02 thomas 		id = NULL;
 542 19d60ee3 2022-09-02 thomas 
 543 19d60ee3 2022-09-02 thomas 		free(id_str);
 544 19d60ee3 2022-09-02 thomas 		id_str = NULL;
 545 19d60ee3 2022-09-02 thomas 
 546 8a35f56c 2022-07-16 thomas 		error = got_ref_resolve(&id, repo, re->ref);
 547 8a35f56c 2022-07-16 thomas 		if (error)
 548 8a35f56c 2022-07-16 thomas 			goto done;
 549 8a35f56c 2022-07-16 thomas 
 550 acd4ff87 2022-09-02 thomas 		if (tag)
 551 acd4ff87 2022-09-02 thomas 			got_object_tag_close(tag);
 552 8a35f56c 2022-07-16 thomas 		error = got_object_open_as_tag(&tag, repo, id);
 553 8a35f56c 2022-07-16 thomas 		if (error) {
 554 19d60ee3 2022-09-02 thomas 			if (error->code != GOT_ERR_OBJ_TYPE)
 555 8a35f56c 2022-07-16 thomas 				goto done;
 556 8a35f56c 2022-07-16 thomas 			/* "lightweight" tag */
 557 8a35f56c 2022-07-16 thomas 			error = got_object_open_as_commit(&commit, repo, id);
 558 19d60ee3 2022-09-02 thomas 			if (error)
 559 8a35f56c 2022-07-16 thomas 				goto done;
 560 8a35f56c 2022-07-16 thomas 			new_repo_tag->tagger =
 561 8a35f56c 2022-07-16 thomas 			    strdup(got_object_commit_get_committer(commit));
 562 8a35f56c 2022-07-16 thomas 			if (new_repo_tag->tagger == NULL) {
 563 8a35f56c 2022-07-16 thomas 				error = got_error_from_errno("strdup");
 564 8a35f56c 2022-07-16 thomas 				goto err;
 565 8a35f56c 2022-07-16 thomas 			}
 566 8a35f56c 2022-07-16 thomas 			new_repo_tag->tagger_time =
 567 8a35f56c 2022-07-16 thomas 			    got_object_commit_get_committer_time(commit);
 568 8a35f56c 2022-07-16 thomas 			error = got_object_id_str(&id_str, id);
 569 8a35f56c 2022-07-16 thomas 			if (error)
 570 8a35f56c 2022-07-16 thomas 				goto err;
 571 8a35f56c 2022-07-16 thomas 		} else {
 572 8a35f56c 2022-07-16 thomas 			new_repo_tag->tagger =
 573 8a35f56c 2022-07-16 thomas 			    strdup(got_object_tag_get_tagger(tag));
 574 8a35f56c 2022-07-16 thomas 			if (new_repo_tag->tagger == NULL) {
 575 8a35f56c 2022-07-16 thomas 				error = got_error_from_errno("strdup");
 576 8a35f56c 2022-07-16 thomas 				goto err;
 577 8a35f56c 2022-07-16 thomas 			}
 578 8a35f56c 2022-07-16 thomas 			new_repo_tag->tagger_time =
 579 8a35f56c 2022-07-16 thomas 			    got_object_tag_get_tagger_time(tag);
 580 8a35f56c 2022-07-16 thomas 			error = got_object_id_str(&id_str,
 581 8a35f56c 2022-07-16 thomas 			    got_object_tag_get_object_id(tag));
 582 8a35f56c 2022-07-16 thomas 			if (error)
 583 8a35f56c 2022-07-16 thomas 				goto err;
 584 8a35f56c 2022-07-16 thomas 		}
 585 8a35f56c 2022-07-16 thomas 
 586 8a35f56c 2022-07-16 thomas 		new_repo_tag->commit_id = strdup(id_str);
 587 8a35f56c 2022-07-16 thomas 		if (new_repo_tag->commit_id == NULL)
 588 8a35f56c 2022-07-16 thomas 			goto err;
 589 8a35f56c 2022-07-16 thomas 
 590 8a35f56c 2022-07-16 thomas 		if (commit_found == 0 && qs->commit != NULL &&
 591 8a35f56c 2022-07-16 thomas 		    strncmp(id_str, qs->commit, strlen(id_str)) != 0)
 592 8a35f56c 2022-07-16 thomas 			continue;
 593 8a35f56c 2022-07-16 thomas 		else
 594 8a35f56c 2022-07-16 thomas 			commit_found = 1;
 595 8a35f56c 2022-07-16 thomas 
 596 8a35f56c 2022-07-16 thomas 		t->tag_count++;
 597 8a35f56c 2022-07-16 thomas 
 598 8a35f56c 2022-07-16 thomas 		/*
 599 8a35f56c 2022-07-16 thomas 		 * check for one more commit before breaking,
 600 8a35f56c 2022-07-16 thomas 		 * so we know whether to navigate through briefs
 601 8a35f56c 2022-07-16 thomas 		 * commits and summary
 602 8a35f56c 2022-07-16 thomas 		 */
 603 8a35f56c 2022-07-16 thomas 		if (chk_next) {
 604 8a35f56c 2022-07-16 thomas 			t->next_id = strdup(new_repo_tag->commit_id);
 605 8a35f56c 2022-07-16 thomas 			if (t->next_id == NULL) {
 606 8a35f56c 2022-07-16 thomas 				error = got_error_from_errno("strdup");
 607 8a35f56c 2022-07-16 thomas 				goto err;
 608 8a35f56c 2022-07-16 thomas 			}
 609 8a35f56c 2022-07-16 thomas 			if (commit) {
 610 8a35f56c 2022-07-16 thomas 				got_object_commit_close(commit);
 611 8a35f56c 2022-07-16 thomas 				commit = NULL;
 612 8a35f56c 2022-07-16 thomas 			}
 613 8a35f56c 2022-07-16 thomas 			TAILQ_REMOVE(&t->repo_tags, new_repo_tag, entry);
 614 8a35f56c 2022-07-16 thomas 			gotweb_free_repo_tag(new_repo_tag);
 615 8a35f56c 2022-07-16 thomas 			goto done;
 616 8a35f56c 2022-07-16 thomas 		}
 617 8a35f56c 2022-07-16 thomas 
 618 8a35f56c 2022-07-16 thomas 		if (commit) {
 619 217813df 2022-09-02 thomas 			error = got_object_commit_get_logmsg(&tag_commit0,
 620 217813df 2022-09-02 thomas 			    commit);
 621 8a35f56c 2022-07-16 thomas 			if (error)
 622 217813df 2022-09-02 thomas 				goto err;
 623 8a35f56c 2022-07-16 thomas 			got_object_commit_close(commit);
 624 8a35f56c 2022-07-16 thomas 			commit = NULL;
 625 8a35f56c 2022-07-16 thomas 		} else {
 626 217813df 2022-09-02 thomas 			tag_commit0 = strdup(got_object_tag_get_message(tag));
 627 217813df 2022-09-02 thomas 			if (tag_commit0 == NULL) {
 628 8a35f56c 2022-07-16 thomas 				error = got_error_from_errno("strdup");
 629 217813df 2022-09-02 thomas 				goto err;
 630 8a35f56c 2022-07-16 thomas 			}
 631 8a35f56c 2022-07-16 thomas 		}
 632 8a35f56c 2022-07-16 thomas 
 633 217813df 2022-09-02 thomas 		tag_commit = tag_commit0;
 634 217813df 2022-09-02 thomas 		while (*tag_commit == '\n')
 635 217813df 2022-09-02 thomas 			tag_commit++;
 636 217813df 2022-09-02 thomas 		new_repo_tag->tag_commit = strdup(tag_commit);
 637 217813df 2022-09-02 thomas 		if (new_repo_tag->tag_commit == NULL) {
 638 217813df 2022-09-02 thomas 			error = got_error_from_errno("strdup");
 639 217813df 2022-09-02 thomas 			free(tag_commit0);
 640 217813df 2022-09-02 thomas 			goto err;
 641 217813df 2022-09-02 thomas 		}
 642 217813df 2022-09-02 thomas 		free(tag_commit0);
 643 8a35f56c 2022-07-16 thomas 
 644 8a35f56c 2022-07-16 thomas 		if (qs->action != SUMMARY && qs->action != TAGS) {
 645 8a35f56c 2022-07-16 thomas 			commit_msg = commit_msg0;
 646 8a35f56c 2022-07-16 thomas 			while (*commit_msg == '\n')
 647 8a35f56c 2022-07-16 thomas 				commit_msg++;
 648 8a35f56c 2022-07-16 thomas 
 649 8a35f56c 2022-07-16 thomas 			new_repo_tag->commit_msg = strdup(commit_msg);
 650 8a35f56c 2022-07-16 thomas 			if (new_repo_tag->commit_msg == NULL) {
 651 8a35f56c 2022-07-16 thomas 				error = got_error_from_errno("strdup");
 652 8a35f56c 2022-07-16 thomas 				goto err;
 653 8a35f56c 2022-07-16 thomas 			}
 654 8a35f56c 2022-07-16 thomas 		}
 655 8a35f56c 2022-07-16 thomas 
 656 8a35f56c 2022-07-16 thomas 		if (limit && --limit == 0) {
 657 8a35f56c 2022-07-16 thomas 			if (chk_multi == 0)
 658 8a35f56c 2022-07-16 thomas 				break;
 659 8a35f56c 2022-07-16 thomas 			chk_next = 1;
 660 8a35f56c 2022-07-16 thomas 		}
 661 8a35f56c 2022-07-16 thomas 	}
 662 8a35f56c 2022-07-16 thomas 
 663 a97a7b2d 2023-05-17 thomas  done:
 664 8a35f56c 2022-07-16 thomas 	/*
 665 8a35f56c 2022-07-16 thomas 	 * we have tailq populated, so find previous commit id
 666 8a35f56c 2022-07-16 thomas 	 * for navigation through briefs and commits
 667 8a35f56c 2022-07-16 thomas 	 */
 668 8a35f56c 2022-07-16 thomas 	if (t->tag_count == 0) {
 669 8a35f56c 2022-07-16 thomas 		TAILQ_FOREACH_SAFE(rt, &t->repo_tags, entry, trt) {
 670 8a35f56c 2022-07-16 thomas 			TAILQ_REMOVE(&t->repo_tags, rt, entry);
 671 8a35f56c 2022-07-16 thomas 			gotweb_free_repo_tag(rt);
 672 8a35f56c 2022-07-16 thomas 		}
 673 8a35f56c 2022-07-16 thomas 	}
 674 8a35f56c 2022-07-16 thomas 	if (t->tag_count > 0 && t->prev_id == NULL && qs->commit != NULL) {
 675 8a35f56c 2022-07-16 thomas 		commit_found = 0;
 676 8a35f56c 2022-07-16 thomas 		TAILQ_FOREACH_REVERSE(rt, &t->repo_tags, repo_tags_head,
 677 8a35f56c 2022-07-16 thomas 		    entry) {
 678 8a35f56c 2022-07-16 thomas 			if (commit_found == 0 && rt->commit_id != NULL &&
 679 8a35f56c 2022-07-16 thomas 			    strcmp(qs->commit, rt->commit_id) != 0) {
 680 8a35f56c 2022-07-16 thomas 				continue;
 681 8a35f56c 2022-07-16 thomas 			} else
 682 8a35f56c 2022-07-16 thomas 				commit_found = 1;
 683 8a35f56c 2022-07-16 thomas 			if (c_cnt == srv->max_commits_display ||
 684 8a35f56c 2022-07-16 thomas 			    rt == TAILQ_FIRST(&t->repo_tags)) {
 685 8a35f56c 2022-07-16 thomas 				t->prev_id = strdup(rt->commit_id);
 686 8a35f56c 2022-07-16 thomas 				if (t->prev_id == NULL)
 687 8a35f56c 2022-07-16 thomas 					error = got_error_from_errno("strdup");
 688 8a35f56c 2022-07-16 thomas 				break;
 689 8a35f56c 2022-07-16 thomas 			}
 690 8a35f56c 2022-07-16 thomas 			c_cnt++;
 691 8a35f56c 2022-07-16 thomas 		}
 692 8a35f56c 2022-07-16 thomas 	}
 693 a97a7b2d 2023-05-17 thomas  err:
 694 8a35f56c 2022-07-16 thomas 	if (commit)
 695 8a35f56c 2022-07-16 thomas 		got_object_commit_close(commit);
 696 19d60ee3 2022-09-02 thomas 	if (tag)
 697 19d60ee3 2022-09-02 thomas 		got_object_tag_close(tag);
 698 8a35f56c 2022-07-16 thomas 	got_ref_list_free(&refs);
 699 ddcf1d33 2022-09-02 thomas 	free(commit_msg0);
 700 19d60ee3 2022-09-02 thomas 	free(in_repo_path);
 701 8a35f56c 2022-07-16 thomas 	free(repo_path);
 702 8a35f56c 2022-07-16 thomas 	free(id);
 703 19d60ee3 2022-09-02 thomas 	free(id_str);
 704 8a35f56c 2022-07-16 thomas 	return error;
 705 8a35f56c 2022-07-16 thomas }
 706 8a35f56c 2022-07-16 thomas 
 707 3c14c1f2 2023-01-06 thomas int
 708 3c14c1f2 2023-01-06 thomas got_output_repo_tree(struct request *c,
 709 3c14c1f2 2023-01-06 thomas     int (*cb)(struct template *, struct got_tree_entry *))
 710 8a35f56c 2022-07-16 thomas {
 711 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
 712 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
 713 8a35f56c 2022-07-16 thomas 	struct got_commit_object *commit = NULL;
 714 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
 715 8a35f56c 2022-07-16 thomas 	struct querystring *qs = t->qs;
 716 8a35f56c 2022-07-16 thomas 	struct repo_commit *rc = NULL;
 717 8a35f56c 2022-07-16 thomas 	struct got_object_id *tree_id = NULL, *commit_id = NULL;
 718 8a35f56c 2022-07-16 thomas 	struct got_reflist_head refs;
 719 8a35f56c 2022-07-16 thomas 	struct got_tree_object *tree = NULL;
 720 3c14c1f2 2023-01-06 thomas 	struct got_tree_entry *te;
 721 8a35f56c 2022-07-16 thomas 	struct repo_dir *repo_dir = t->repo_dir;
 722 06325330 2022-09-02 thomas 	char *escaped_name = NULL, *path = NULL;
 723 3c14c1f2 2023-01-06 thomas 	int nentries, i;
 724 8a35f56c 2022-07-16 thomas 
 725 8a35f56c 2022-07-16 thomas 	TAILQ_INIT(&refs);
 726 8a35f56c 2022-07-16 thomas 
 727 8a35f56c 2022-07-16 thomas 	rc = TAILQ_FIRST(&t->repo_commits);
 728 8a35f56c 2022-07-16 thomas 
 729 8a35f56c 2022-07-16 thomas 	if (qs->folder != NULL) {
 730 8a35f56c 2022-07-16 thomas 		path = strdup(qs->folder);
 731 8a35f56c 2022-07-16 thomas 		if (path == NULL) {
 732 8a35f56c 2022-07-16 thomas 			error = got_error_from_errno("strdup");
 733 8a35f56c 2022-07-16 thomas 			goto done;
 734 8a35f56c 2022-07-16 thomas 		}
 735 8a35f56c 2022-07-16 thomas 	} else {
 736 557d32ee 2022-09-02 thomas 		error = got_repo_map_path(&path, repo, repo_dir->path);
 737 8a35f56c 2022-07-16 thomas 		if (error)
 738 8a35f56c 2022-07-16 thomas 			goto done;
 739 8a35f56c 2022-07-16 thomas 	}
 740 8a35f56c 2022-07-16 thomas 
 741 8a35f56c 2022-07-16 thomas 	error = got_repo_match_object_id(&commit_id, NULL, rc->commit_id,
 742 8a35f56c 2022-07-16 thomas 	    GOT_OBJ_TYPE_COMMIT, &refs, repo);
 743 8a35f56c 2022-07-16 thomas 	if (error)
 744 8a35f56c 2022-07-16 thomas 		goto done;
 745 8a35f56c 2022-07-16 thomas 
 746 8a35f56c 2022-07-16 thomas 	error = got_object_open_as_commit(&commit, repo, commit_id);
 747 8a35f56c 2022-07-16 thomas 	if (error)
 748 8a35f56c 2022-07-16 thomas 		goto done;
 749 8a35f56c 2022-07-16 thomas 
 750 8a35f56c 2022-07-16 thomas 	error = got_object_id_by_path(&tree_id, repo, commit, path);
 751 8a35f56c 2022-07-16 thomas 	if (error)
 752 8a35f56c 2022-07-16 thomas 		goto done;
 753 8a35f56c 2022-07-16 thomas 
 754 8a35f56c 2022-07-16 thomas 	error = got_object_open_as_tree(&tree, repo, tree_id);
 755 8a35f56c 2022-07-16 thomas 	if (error)
 756 8a35f56c 2022-07-16 thomas 		goto done;
 757 8a35f56c 2022-07-16 thomas 
 758 8a35f56c 2022-07-16 thomas 	nentries = got_object_tree_get_nentries(tree);
 759 8a35f56c 2022-07-16 thomas 
 760 8a35f56c 2022-07-16 thomas 	for (i = 0; i < nentries; i++) {
 761 8a35f56c 2022-07-16 thomas 		te = got_object_tree_get_entry(tree, i);
 762 8f464e92 2023-02-17 thomas 		if (cb(c->tp, te) == -1) {
 763 8f464e92 2023-02-17 thomas 			error = got_error(GOT_ERR_CANCELLED);
 764 3c14c1f2 2023-01-06 thomas 			break;
 765 8f464e92 2023-02-17 thomas 		}
 766 8a35f56c 2022-07-16 thomas 	}
 767 5e43aca6 2023-05-17 thomas  done:
 768 df610f47 2022-08-27 thomas 	free(escaped_name);
 769 8a35f56c 2022-07-16 thomas 	free(path);
 770 8a35f56c 2022-07-16 thomas 	got_ref_list_free(&refs);
 771 8a35f56c 2022-07-16 thomas 	if (commit)
 772 8a35f56c 2022-07-16 thomas 		got_object_commit_close(commit);
 773 12e242cc 2022-09-06 thomas 	if (tree)
 774 12e242cc 2022-09-06 thomas 		got_object_tree_close(tree);
 775 8a35f56c 2022-07-16 thomas 	free(commit_id);
 776 8a35f56c 2022-07-16 thomas 	free(tree_id);
 777 3c14c1f2 2023-01-06 thomas 	if (error) {
 778 aa2aecab 2023-05-25 thomas 		if (error->code != GOT_ERR_CANCELLED)
 779 aa2aecab 2023-05-25 thomas 			log_warnx("%s: %s", __func__, error->msg);
 780 3c14c1f2 2023-01-06 thomas 		return -1;
 781 3c14c1f2 2023-01-06 thomas 	}
 782 3c14c1f2 2023-01-06 thomas 	return 0;
 783 8a35f56c 2022-07-16 thomas }
 784 8a35f56c 2022-07-16 thomas 
 785 8a35f56c 2022-07-16 thomas const struct got_error *
 786 b82440e1 2023-01-06 thomas got_open_blob_for_output(struct got_blob_object **blob, int *fd,
 787 b82440e1 2023-01-06 thomas     int *binary, struct request *c)
 788 8a35f56c 2022-07-16 thomas {
 789 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
 790 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
 791 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
 792 8a35f56c 2022-07-16 thomas 	struct querystring *qs = c->t->qs;
 793 8a35f56c 2022-07-16 thomas 	struct got_commit_object *commit = NULL;
 794 8a35f56c 2022-07-16 thomas 	struct got_object_id *commit_id = NULL;
 795 8a35f56c 2022-07-16 thomas 	struct got_reflist_head refs;
 796 8a35f56c 2022-07-16 thomas 	char *path = NULL, *in_repo_path = NULL;
 797 b82440e1 2023-01-06 thomas 	int obj_type;
 798 8a35f56c 2022-07-16 thomas 
 799 8a35f56c 2022-07-16 thomas 	TAILQ_INIT(&refs);
 800 8a35f56c 2022-07-16 thomas 
 801 b82440e1 2023-01-06 thomas 	*blob = NULL;
 802 b82440e1 2023-01-06 thomas 	*fd = -1;
 803 b82440e1 2023-01-06 thomas 	*binary = 0;
 804 b82440e1 2023-01-06 thomas 
 805 8a35f56c 2022-07-16 thomas 	if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
 806 8a35f56c 2022-07-16 thomas 	    qs->folder ? "/" : "", qs->file) == -1) {
 807 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("asprintf");
 808 8a35f56c 2022-07-16 thomas 		goto done;
 809 8a35f56c 2022-07-16 thomas 	}
 810 8a35f56c 2022-07-16 thomas 
 811 8a35f56c 2022-07-16 thomas 	error = got_repo_map_path(&in_repo_path, repo, path);
 812 8a35f56c 2022-07-16 thomas 	if (error)
 813 8a35f56c 2022-07-16 thomas 		goto done;
 814 8a35f56c 2022-07-16 thomas 
 815 8a35f56c 2022-07-16 thomas 	error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
 816 8a35f56c 2022-07-16 thomas 	    GOT_OBJ_TYPE_COMMIT, &refs, repo);
 817 8a35f56c 2022-07-16 thomas 	if (error)
 818 8a35f56c 2022-07-16 thomas 		goto done;
 819 8a35f56c 2022-07-16 thomas 
 820 8a35f56c 2022-07-16 thomas 	error = got_object_open_as_commit(&commit, repo, commit_id);
 821 8a35f56c 2022-07-16 thomas 	if (error)
 822 8a35f56c 2022-07-16 thomas 		goto done;
 823 8a35f56c 2022-07-16 thomas 
 824 8a35f56c 2022-07-16 thomas 	error = got_object_id_by_path(&commit_id, repo, commit, in_repo_path);
 825 8a35f56c 2022-07-16 thomas 	if (error)
 826 8a35f56c 2022-07-16 thomas 		goto done;
 827 8a35f56c 2022-07-16 thomas 
 828 8a35f56c 2022-07-16 thomas 	if (commit_id == NULL) {
 829 8a35f56c 2022-07-16 thomas 		error = got_error(GOT_ERR_NO_OBJ);
 830 8a35f56c 2022-07-16 thomas 		goto done;
 831 8a35f56c 2022-07-16 thomas 	}
 832 8a35f56c 2022-07-16 thomas 
 833 8a35f56c 2022-07-16 thomas 	error = got_object_get_type(&obj_type, repo, commit_id);
 834 8a35f56c 2022-07-16 thomas 	if (error)
 835 8a35f56c 2022-07-16 thomas 		goto done;
 836 8a35f56c 2022-07-16 thomas 
 837 8a35f56c 2022-07-16 thomas 	if (obj_type != GOT_OBJ_TYPE_BLOB) {
 838 8a35f56c 2022-07-16 thomas 		error = got_error(GOT_ERR_OBJ_TYPE);
 839 8a35f56c 2022-07-16 thomas 		goto done;
 840 8a35f56c 2022-07-16 thomas 	}
 841 8a35f56c 2022-07-16 thomas 
 842 b82440e1 2023-01-06 thomas 	error = got_gotweb_dupfd(&c->priv_fd[BLOB_FD_1], fd);
 843 8a35f56c 2022-07-16 thomas 	if (error)
 844 8a35f56c 2022-07-16 thomas 		goto done;
 845 8a35f56c 2022-07-16 thomas 
 846 b82440e1 2023-01-06 thomas 	error = got_object_open_as_blob(blob, repo, commit_id, BUF, *fd);
 847 8a35f56c 2022-07-16 thomas 	if (error)
 848 8a35f56c 2022-07-16 thomas 		goto done;
 849 efe3fd03 2023-01-06 thomas 
 850 b82440e1 2023-01-06 thomas 	error = got_object_blob_is_binary(binary, *blob);
 851 efe3fd03 2023-01-06 thomas 	if (error)
 852 efe3fd03 2023-01-06 thomas 		goto done;
 853 efe3fd03 2023-01-06 thomas 
 854 b82440e1 2023-01-06 thomas  done:
 855 b82440e1 2023-01-06 thomas 	if (commit)
 856 b82440e1 2023-01-06 thomas 		got_object_commit_close(commit);
 857 b82440e1 2023-01-06 thomas 
 858 b82440e1 2023-01-06 thomas 	if (error) {
 859 b82440e1 2023-01-06 thomas 		if (*fd != -1)
 860 b82440e1 2023-01-06 thomas 			close(*fd);
 861 b82440e1 2023-01-06 thomas 		if (*blob)
 862 b82440e1 2023-01-06 thomas 			got_object_blob_close(*blob);
 863 b82440e1 2023-01-06 thomas 		*fd = -1;
 864 b82440e1 2023-01-06 thomas 		*blob = NULL;
 865 b82440e1 2023-01-06 thomas 	}
 866 b82440e1 2023-01-06 thomas 
 867 b82440e1 2023-01-06 thomas 	free(in_repo_path);
 868 b82440e1 2023-01-06 thomas 	free(commit_id);
 869 b82440e1 2023-01-06 thomas 	free(path);
 870 8a35f56c 2022-07-16 thomas 	return error;
 871 b82440e1 2023-01-06 thomas }
 872 b82440e1 2023-01-06 thomas 
 873 b82440e1 2023-01-06 thomas int
 874 b82440e1 2023-01-06 thomas got_output_blob_by_lines(struct template *tp, struct got_blob_object *blob,
 875 b82440e1 2023-01-06 thomas     int (*cb)(struct template *, const char *, size_t))
 876 b82440e1 2023-01-06 thomas {
 877 b82440e1 2023-01-06 thomas 	const struct got_error	*err;
 878 b82440e1 2023-01-06 thomas 	char			*line = NULL;
 879 b82440e1 2023-01-06 thomas 	size_t			 linesize = 0;
 880 b82440e1 2023-01-06 thomas 	size_t			 lineno = 0;
 881 b82440e1 2023-01-06 thomas 	ssize_t			 linelen = 0;
 882 b82440e1 2023-01-06 thomas 
 883 b82440e1 2023-01-06 thomas 	for (;;) {
 884 b82440e1 2023-01-06 thomas 		err = got_object_blob_getline(&line, &linelen, &linesize,
 885 b82440e1 2023-01-06 thomas 		    blob);
 886 b82440e1 2023-01-06 thomas 		if (err || linelen == -1)
 887 b82440e1 2023-01-06 thomas 			break;
 888 b82440e1 2023-01-06 thomas 		lineno++;
 889 8f464e92 2023-02-17 thomas 		if (cb(tp, line, lineno) == -1) {
 890 8f464e92 2023-02-17 thomas 			err = got_error(GOT_ERR_CANCELLED);
 891 b82440e1 2023-01-06 thomas 			break;
 892 8f464e92 2023-02-17 thomas 		}
 893 b82440e1 2023-01-06 thomas 	}
 894 b82440e1 2023-01-06 thomas 
 895 b82440e1 2023-01-06 thomas 	free(line);
 896 b82440e1 2023-01-06 thomas 
 897 b82440e1 2023-01-06 thomas 	if (err) {
 898 aa2aecab 2023-05-25 thomas 		if (err->code != GOT_ERR_CANCELLED)
 899 aa2aecab 2023-05-25 thomas 			log_warnx("%s: got_object_blob_getline failed: %s",
 900 aa2aecab 2023-05-25 thomas 			    __func__, err->msg);
 901 b82440e1 2023-01-06 thomas 		return -1;
 902 b82440e1 2023-01-06 thomas 	}
 903 b82440e1 2023-01-06 thomas 	return 0;
 904 8a35f56c 2022-07-16 thomas }
 905 8a35f56c 2022-07-16 thomas 
 906 8a35f56c 2022-07-16 thomas struct blame_cb_args {
 907 8a35f56c 2022-07-16 thomas 	struct blame_line *lines;
 908 8a35f56c 2022-07-16 thomas 	int nlines;
 909 8a35f56c 2022-07-16 thomas 	int nlines_prec;
 910 8a35f56c 2022-07-16 thomas 	int lineno_cur;
 911 8a35f56c 2022-07-16 thomas 	off_t *line_offsets;
 912 8a35f56c 2022-07-16 thomas 	FILE *f;
 913 8a35f56c 2022-07-16 thomas 	struct got_repository *repo;
 914 8a35f56c 2022-07-16 thomas 	struct request *c;
 915 1cd5d437 2023-01-15 thomas 	got_render_blame_line_cb cb;
 916 8a35f56c 2022-07-16 thomas };
 917 8a35f56c 2022-07-16 thomas 
 918 8a35f56c 2022-07-16 thomas static const struct got_error *
 919 8a35f56c 2022-07-16 thomas got_gotweb_blame_cb(void *arg, int nlines, int lineno,
 920 8a35f56c 2022-07-16 thomas     struct got_commit_object *commit, struct got_object_id *id)
 921 8a35f56c 2022-07-16 thomas {
 922 8a35f56c 2022-07-16 thomas 	const struct got_error *err = NULL;
 923 8a35f56c 2022-07-16 thomas 	struct blame_cb_args *a = arg;
 924 8a35f56c 2022-07-16 thomas 	struct blame_line *bline;
 925 8a35f56c 2022-07-16 thomas 	struct request *c = a->c;
 926 1cd5d437 2023-01-15 thomas 	char *line = NULL;
 927 8a35f56c 2022-07-16 thomas 	size_t linesize = 0;
 928 8a35f56c 2022-07-16 thomas 	off_t offset;
 929 8a35f56c 2022-07-16 thomas 	struct tm tm;
 930 8a35f56c 2022-07-16 thomas 	time_t committer_time;
 931 8a35f56c 2022-07-16 thomas 
 932 8a35f56c 2022-07-16 thomas 	if (nlines != a->nlines ||
 933 8a35f56c 2022-07-16 thomas 	    (lineno != -1 && lineno < 1) || lineno > a->nlines)
 934 8a35f56c 2022-07-16 thomas 		return got_error(GOT_ERR_RANGE);
 935 8a35f56c 2022-07-16 thomas 
 936 8a35f56c 2022-07-16 thomas 	if (lineno == -1)
 937 8a35f56c 2022-07-16 thomas 		return NULL; /* no change in this commit */
 938 8a35f56c 2022-07-16 thomas 
 939 8a35f56c 2022-07-16 thomas 	/* Annotate this line. */
 940 8a35f56c 2022-07-16 thomas 	bline = &a->lines[lineno - 1];
 941 8a35f56c 2022-07-16 thomas 	if (bline->annotated)
 942 8a35f56c 2022-07-16 thomas 		return NULL;
 943 8a35f56c 2022-07-16 thomas 	err = got_object_id_str(&bline->id_str, id);
 944 8a35f56c 2022-07-16 thomas 	if (err)
 945 8a35f56c 2022-07-16 thomas 		return err;
 946 8a35f56c 2022-07-16 thomas 
 947 8a35f56c 2022-07-16 thomas 	bline->committer = strdup(got_object_commit_get_committer(commit));
 948 8a35f56c 2022-07-16 thomas 	if (bline->committer == NULL) {
 949 8a35f56c 2022-07-16 thomas 		err = got_error_from_errno("strdup");
 950 8a35f56c 2022-07-16 thomas 		goto done;
 951 8a35f56c 2022-07-16 thomas 	}
 952 8a35f56c 2022-07-16 thomas 
 953 8a35f56c 2022-07-16 thomas 	committer_time = got_object_commit_get_committer_time(commit);
 954 8a35f56c 2022-07-16 thomas 	if (gmtime_r(&committer_time, &tm) == NULL)
 955 8a35f56c 2022-07-16 thomas 		return got_error_from_errno("gmtime_r");
 956 8a35f56c 2022-07-16 thomas 	if (strftime(bline->datebuf, sizeof(bline->datebuf), "%G-%m-%d",
 957 8a35f56c 2022-07-16 thomas 	    &tm) == 0) {
 958 8a35f56c 2022-07-16 thomas 		err = got_error(GOT_ERR_NO_SPACE);
 959 8a35f56c 2022-07-16 thomas 		goto done;
 960 8a35f56c 2022-07-16 thomas 	}
 961 8a35f56c 2022-07-16 thomas 	bline->annotated = 1;
 962 8a35f56c 2022-07-16 thomas 
 963 8a35f56c 2022-07-16 thomas 	/* Print lines annotated so far. */
 964 8a35f56c 2022-07-16 thomas 	bline = &a->lines[a->lineno_cur - 1];
 965 8a35f56c 2022-07-16 thomas 	if (!bline->annotated)
 966 8a35f56c 2022-07-16 thomas 		goto done;
 967 8a35f56c 2022-07-16 thomas 
 968 8a35f56c 2022-07-16 thomas 	offset = a->line_offsets[a->lineno_cur - 1];
 969 8a35f56c 2022-07-16 thomas 	if (fseeko(a->f, offset, SEEK_SET) == -1) {
 970 8a35f56c 2022-07-16 thomas 		err = got_error_from_errno("fseeko");
 971 8a35f56c 2022-07-16 thomas 		goto done;
 972 8a35f56c 2022-07-16 thomas 	}
 973 8a35f56c 2022-07-16 thomas 
 974 b5c07627 2022-08-18 thomas 	while (a->lineno_cur <= a->nlines && bline->annotated) {
 975 8a35f56c 2022-07-16 thomas 		if (getline(&line, &linesize, a->f) == -1) {
 976 8a35f56c 2022-07-16 thomas 			if (ferror(a->f))
 977 8a35f56c 2022-07-16 thomas 				err = got_error_from_errno("getline");
 978 8a35f56c 2022-07-16 thomas 			break;
 979 8a35f56c 2022-07-16 thomas 		}
 980 8a35f56c 2022-07-16 thomas 
 981 1cd5d437 2023-01-15 thomas 		if (a->cb(c->tp, line, bline, a->nlines_prec,
 982 ad5cb26d 2023-02-17 thomas 		    a->lineno_cur) == -1) {
 983 ad5cb26d 2023-02-17 thomas 			err = got_error(GOT_ERR_CANCELLED);
 984 1cd5d437 2023-01-15 thomas 			break;
 985 ad5cb26d 2023-02-17 thomas 		}
 986 79393471 2022-08-27 thomas 
 987 8a35f56c 2022-07-16 thomas 		a->lineno_cur++;
 988 8a35f56c 2022-07-16 thomas 		bline = &a->lines[a->lineno_cur - 1];
 989 8a35f56c 2022-07-16 thomas 	}
 990 a97a7b2d 2023-05-17 thomas  done:
 991 8a35f56c 2022-07-16 thomas 	free(line);
 992 8a35f56c 2022-07-16 thomas 	return err;
 993 8a35f56c 2022-07-16 thomas }
 994 8a35f56c 2022-07-16 thomas 
 995 8a35f56c 2022-07-16 thomas const struct got_error *
 996 1cd5d437 2023-01-15 thomas got_output_file_blame(struct request *c, got_render_blame_line_cb cb)
 997 8a35f56c 2022-07-16 thomas {
 998 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
 999 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
1000 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
1001 8a35f56c 2022-07-16 thomas 	struct querystring *qs = c->t->qs;
1002 8a35f56c 2022-07-16 thomas 	struct got_object_id *obj_id = NULL, *commit_id = NULL;
1003 8a35f56c 2022-07-16 thomas 	struct got_commit_object *commit = NULL;
1004 8a35f56c 2022-07-16 thomas 	struct got_reflist_head refs;
1005 8a35f56c 2022-07-16 thomas 	struct got_blob_object *blob = NULL;
1006 8a35f56c 2022-07-16 thomas 	char *path = NULL, *in_repo_path = NULL;
1007 8a35f56c 2022-07-16 thomas 	struct blame_cb_args bca;
1008 db26fc4c 2023-05-16 thomas 	int i, obj_type, blobfd = -1, fd1 = -1, fd2 = -1;
1009 8a35f56c 2022-07-16 thomas 	off_t filesize;
1010 8a35f56c 2022-07-16 thomas 	FILE *f1 = NULL, *f2 = NULL;
1011 8a35f56c 2022-07-16 thomas 
1012 8a35f56c 2022-07-16 thomas 	TAILQ_INIT(&refs);
1013 8a35f56c 2022-07-16 thomas 	bca.f = NULL;
1014 8a35f56c 2022-07-16 thomas 	bca.lines = NULL;
1015 1cd5d437 2023-01-15 thomas 	bca.cb = cb;
1016 8a35f56c 2022-07-16 thomas 
1017 8a35f56c 2022-07-16 thomas 	if (asprintf(&path, "%s%s%s", qs->folder ? qs->folder : "",
1018 8a35f56c 2022-07-16 thomas 	    qs->folder ? "/" : "", qs->file) == -1) {
1019 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("asprintf");
1020 8a35f56c 2022-07-16 thomas 		goto done;
1021 8a35f56c 2022-07-16 thomas 	}
1022 8a35f56c 2022-07-16 thomas 
1023 8a35f56c 2022-07-16 thomas 	error = got_repo_map_path(&in_repo_path, repo, path);
1024 8a35f56c 2022-07-16 thomas 	if (error)
1025 8a35f56c 2022-07-16 thomas 		goto done;
1026 8a35f56c 2022-07-16 thomas 
1027 8a35f56c 2022-07-16 thomas 	error = got_repo_match_object_id(&commit_id, NULL, qs->commit,
1028 8a35f56c 2022-07-16 thomas 	    GOT_OBJ_TYPE_COMMIT, &refs, repo);
1029 8a35f56c 2022-07-16 thomas 	if (error)
1030 8a35f56c 2022-07-16 thomas 		goto done;
1031 8a35f56c 2022-07-16 thomas 
1032 8a35f56c 2022-07-16 thomas 	error = got_object_open_as_commit(&commit, repo, commit_id);
1033 8a35f56c 2022-07-16 thomas 	if (error)
1034 8a35f56c 2022-07-16 thomas 		goto done;
1035 8a35f56c 2022-07-16 thomas 
1036 8a35f56c 2022-07-16 thomas 	error = got_object_id_by_path(&obj_id, repo, commit, in_repo_path);
1037 8a35f56c 2022-07-16 thomas 	if (error)
1038 8a35f56c 2022-07-16 thomas 		goto done;
1039 8a35f56c 2022-07-16 thomas 
1040 8a35f56c 2022-07-16 thomas 	error = got_object_get_type(&obj_type, repo, obj_id);
1041 8a35f56c 2022-07-16 thomas 	if (error)
1042 8a35f56c 2022-07-16 thomas 		goto done;
1043 8a35f56c 2022-07-16 thomas 
1044 8a35f56c 2022-07-16 thomas 	if (obj_type != GOT_OBJ_TYPE_BLOB) {
1045 8a35f56c 2022-07-16 thomas 		error = got_error(GOT_ERR_OBJ_TYPE);
1046 8a35f56c 2022-07-16 thomas 		goto done;
1047 8a35f56c 2022-07-16 thomas 	}
1048 8a35f56c 2022-07-16 thomas 
1049 04b2c111 2023-05-16 thomas 	error = got_gotweb_openfile(&bca.f, &c->priv_fd[BLAME_FD_1]);
1050 8a35f56c 2022-07-16 thomas 	if (error)
1051 8a35f56c 2022-07-16 thomas 		goto done;
1052 8a35f56c 2022-07-16 thomas 
1053 db26fc4c 2023-05-16 thomas 	error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_2], &blobfd);
1054 8a35f56c 2022-07-16 thomas 	if (error)
1055 8a35f56c 2022-07-16 thomas 		goto done;
1056 8a35f56c 2022-07-16 thomas 
1057 db26fc4c 2023-05-16 thomas 	error = got_object_open_as_blob(&blob, repo, obj_id, BUF, blobfd);
1058 8a35f56c 2022-07-16 thomas 	if (error)
1059 8a35f56c 2022-07-16 thomas 		goto done;
1060 8a35f56c 2022-07-16 thomas 
1061 8a35f56c 2022-07-16 thomas 	error = got_object_blob_dump_to_file(&filesize, &bca.nlines,
1062 8a35f56c 2022-07-16 thomas 	    &bca.line_offsets, bca.f, blob);
1063 8a35f56c 2022-07-16 thomas 	if (error || bca.nlines == 0)
1064 8a35f56c 2022-07-16 thomas 		goto done;
1065 8a35f56c 2022-07-16 thomas 
1066 8a35f56c 2022-07-16 thomas 	/* Don't include \n at EOF in the blame line count. */
1067 8a35f56c 2022-07-16 thomas 	if (bca.line_offsets[bca.nlines - 1] == filesize)
1068 8a35f56c 2022-07-16 thomas 		bca.nlines--;
1069 8a35f56c 2022-07-16 thomas 
1070 8a35f56c 2022-07-16 thomas 	bca.lines = calloc(bca.nlines, sizeof(*bca.lines));
1071 8a35f56c 2022-07-16 thomas 	if (bca.lines == NULL) {
1072 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("calloc");
1073 8a35f56c 2022-07-16 thomas 		goto done;
1074 8a35f56c 2022-07-16 thomas 	}
1075 8a35f56c 2022-07-16 thomas 	bca.lineno_cur = 1;
1076 8a35f56c 2022-07-16 thomas 	bca.nlines_prec = 0;
1077 8a35f56c 2022-07-16 thomas 	i = bca.nlines;
1078 8a35f56c 2022-07-16 thomas 	while (i > 0) {
1079 8a35f56c 2022-07-16 thomas 		i /= 10;
1080 8a35f56c 2022-07-16 thomas 		bca.nlines_prec++;
1081 8a35f56c 2022-07-16 thomas 	}
1082 8a35f56c 2022-07-16 thomas 	bca.repo = repo;
1083 8a35f56c 2022-07-16 thomas 	bca.c = c;
1084 8a35f56c 2022-07-16 thomas 
1085 db26fc4c 2023-05-16 thomas 	error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_3], &fd1);
1086 8a35f56c 2022-07-16 thomas 	if (error)
1087 8a35f56c 2022-07-16 thomas 		goto done;
1088 8a35f56c 2022-07-16 thomas 
1089 db26fc4c 2023-05-16 thomas 	error = got_gotweb_dupfd(&c->priv_fd[BLAME_FD_4], &fd2);
1090 8a35f56c 2022-07-16 thomas 	if (error)
1091 8a35f56c 2022-07-16 thomas 		goto done;
1092 8a35f56c 2022-07-16 thomas 
1093 04b2c111 2023-05-16 thomas 	error = got_gotweb_openfile(&f1, &c->priv_fd[BLAME_FD_5]);
1094 8a35f56c 2022-07-16 thomas 	if (error)
1095 8a35f56c 2022-07-16 thomas 		goto done;
1096 8a35f56c 2022-07-16 thomas 
1097 04b2c111 2023-05-16 thomas 	error = got_gotweb_openfile(&f2, &c->priv_fd[BLAME_FD_6]);
1098 8a35f56c 2022-07-16 thomas 	if (error)
1099 8a35f56c 2022-07-16 thomas 		goto done;
1100 8a35f56c 2022-07-16 thomas 
1101 8a35f56c 2022-07-16 thomas 	error = got_blame(in_repo_path, commit_id, repo,
1102 8a35f56c 2022-07-16 thomas 	    GOT_DIFF_ALGORITHM_MYERS, got_gotweb_blame_cb, &bca, NULL, NULL,
1103 db26fc4c 2023-05-16 thomas 	    fd1, fd2, f1, f2);
1104 8a35f56c 2022-07-16 thomas 
1105 a97a7b2d 2023-05-17 thomas  done:
1106 d38635a3 2022-09-03 thomas 	if (bca.lines) {
1107 8a35f56c 2022-07-16 thomas 		free(bca.line_offsets);
1108 8a35f56c 2022-07-16 thomas 		for (i = 0; i < bca.nlines; i++) {
1109 8a35f56c 2022-07-16 thomas 			struct blame_line *bline = &bca.lines[i];
1110 8a35f56c 2022-07-16 thomas 			free(bline->id_str);
1111 8a35f56c 2022-07-16 thomas 			free(bline->committer);
1112 8a35f56c 2022-07-16 thomas 		}
1113 8a35f56c 2022-07-16 thomas 	}
1114 8a35f56c 2022-07-16 thomas 	free(bca.lines);
1115 db26fc4c 2023-05-16 thomas 	if (blobfd != -1 && close(blobfd) == -1 && error == NULL)
1116 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("close");
1117 db26fc4c 2023-05-16 thomas 	if (fd1 != -1 && close(fd1) == -1 && error == NULL)
1118 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("close");
1119 db26fc4c 2023-05-16 thomas 	if (fd2 != -1 && close(fd2) == -1 && error == NULL)
1120 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("close");
1121 8a35f56c 2022-07-16 thomas 	if (bca.f) {
1122 d00235d8 2023-05-17 thomas 		const struct got_error *bca_err = got_gotweb_closefile(bca.f);
1123 8a35f56c 2022-07-16 thomas 		if (error == NULL)
1124 8a35f56c 2022-07-16 thomas 			error = bca_err;
1125 8a35f56c 2022-07-16 thomas 	}
1126 8a35f56c 2022-07-16 thomas 	if (f1) {
1127 d00235d8 2023-05-17 thomas 		const struct got_error *f1_err = got_gotweb_closefile(f1);
1128 8a35f56c 2022-07-16 thomas 		if (error == NULL)
1129 8a35f56c 2022-07-16 thomas 			error = f1_err;
1130 8a35f56c 2022-07-16 thomas 	}
1131 8a35f56c 2022-07-16 thomas 	if (f2) {
1132 d00235d8 2023-05-17 thomas 		const struct got_error *f2_err = got_gotweb_closefile(f2);
1133 8a35f56c 2022-07-16 thomas 		if (error == NULL)
1134 8a35f56c 2022-07-16 thomas 			error = f2_err;
1135 8a35f56c 2022-07-16 thomas 	}
1136 8a35f56c 2022-07-16 thomas 	if (commit)
1137 8a35f56c 2022-07-16 thomas 		got_object_commit_close(commit);
1138 8a35f56c 2022-07-16 thomas 	if (blob)
1139 8a35f56c 2022-07-16 thomas 		got_object_blob_close(blob);
1140 8a35f56c 2022-07-16 thomas 	free(in_repo_path);
1141 8a35f56c 2022-07-16 thomas 	free(commit_id);
1142 aefd24c9 2022-09-03 thomas 	free(obj_id);
1143 8a35f56c 2022-07-16 thomas 	free(path);
1144 aefd24c9 2022-09-03 thomas 	got_ref_list_free(&refs);
1145 8a35f56c 2022-07-16 thomas 	return error;
1146 8a35f56c 2022-07-16 thomas }
1147 8a35f56c 2022-07-16 thomas 
1148 8a35f56c 2022-07-16 thomas const struct got_error *
1149 04b2c111 2023-05-16 thomas got_open_diff_for_output(FILE **fp, struct request *c)
1150 8a35f56c 2022-07-16 thomas {
1151 8a35f56c 2022-07-16 thomas 	const struct got_error *error = NULL;
1152 8a35f56c 2022-07-16 thomas 	struct transport *t = c->t;
1153 8a35f56c 2022-07-16 thomas 	struct got_repository *repo = t->repo;
1154 8a35f56c 2022-07-16 thomas 	struct repo_commit *rc = NULL;
1155 8a35f56c 2022-07-16 thomas 	struct got_object_id *id1 = NULL, *id2 = NULL;
1156 8a35f56c 2022-07-16 thomas 	struct got_reflist_head refs;
1157 8a35f56c 2022-07-16 thomas 	FILE *f1 = NULL, *f2 = NULL, *f3 = NULL;
1158 db26fc4c 2023-05-16 thomas 	int obj_type, fd1 = -1, fd2 = -1;
1159 5d860bce 2023-01-07 thomas 
1160 dccd05b4 2023-01-10 thomas 	*fp = NULL;
1161 dccd05b4 2023-01-10 thomas 
1162 8a35f56c 2022-07-16 thomas 	TAILQ_INIT(&refs);
1163 8a35f56c 2022-07-16 thomas 
1164 04b2c111 2023-05-16 thomas 	error = got_gotweb_openfile(&f1, &c->priv_fd[DIFF_FD_1]);
1165 8a35f56c 2022-07-16 thomas 	if (error)
1166 8a35f56c 2022-07-16 thomas 		return error;
1167 8a35f56c 2022-07-16 thomas 
1168 04b2c111 2023-05-16 thomas 	error = got_gotweb_openfile(&f2, &c->priv_fd[DIFF_FD_2]);
1169 8a35f56c 2022-07-16 thomas 	if (error)
1170 8a35f56c 2022-07-16 thomas 		return error;
1171 8a35f56c 2022-07-16 thomas 
1172 04b2c111 2023-05-16 thomas 	error = got_gotweb_openfile(&f3, &c->priv_fd[DIFF_FD_3]);
1173 8a35f56c 2022-07-16 thomas 	if (error)
1174 8a35f56c 2022-07-16 thomas 		return error;
1175 8a35f56c 2022-07-16 thomas 
1176 8a35f56c 2022-07-16 thomas 	rc = TAILQ_FIRST(&t->repo_commits);
1177 8a35f56c 2022-07-16 thomas 
1178 8a35f56c 2022-07-16 thomas 	if (rc->parent_id != NULL &&
1179 8a35f56c 2022-07-16 thomas 	    strncmp(rc->parent_id, "/dev/null", 9) != 0) {
1180 dccd05b4 2023-01-10 thomas 		error = got_repo_match_object_id(&id1, NULL,
1181 8a35f56c 2022-07-16 thomas 		    rc->parent_id, GOT_OBJ_TYPE_ANY,
1182 8a35f56c 2022-07-16 thomas 		    &refs, repo);
1183 8a35f56c 2022-07-16 thomas 		if (error)
1184 8a35f56c 2022-07-16 thomas 			goto done;
1185 8a35f56c 2022-07-16 thomas 	}
1186 8a35f56c 2022-07-16 thomas 
1187 dccd05b4 2023-01-10 thomas 	error = got_repo_match_object_id(&id2, NULL, rc->commit_id,
1188 8a35f56c 2022-07-16 thomas 	    GOT_OBJ_TYPE_ANY, &refs, repo);
1189 8a35f56c 2022-07-16 thomas 	if (error)
1190 8a35f56c 2022-07-16 thomas 		goto done;
1191 8a35f56c 2022-07-16 thomas 
1192 8a35f56c 2022-07-16 thomas 	error = got_object_get_type(&obj_type, repo, id2);
1193 8a35f56c 2022-07-16 thomas 	if (error)
1194 8a35f56c 2022-07-16 thomas 		goto done;
1195 8a35f56c 2022-07-16 thomas 
1196 db26fc4c 2023-05-16 thomas 	error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_4], &fd1);
1197 8a35f56c 2022-07-16 thomas 	if (error)
1198 8a35f56c 2022-07-16 thomas 		goto done;
1199 8a35f56c 2022-07-16 thomas 
1200 db26fc4c 2023-05-16 thomas 	error = got_gotweb_dupfd(&c->priv_fd[DIFF_FD_5], &fd2);
1201 8a35f56c 2022-07-16 thomas 	if (error)
1202 8a35f56c 2022-07-16 thomas 		goto done;
1203 8a35f56c 2022-07-16 thomas 
1204 8a35f56c 2022-07-16 thomas 	switch (obj_type) {
1205 8a35f56c 2022-07-16 thomas 	case GOT_OBJ_TYPE_BLOB:
1206 db26fc4c 2023-05-16 thomas 		error = got_diff_objects_as_blobs(NULL, NULL, f1, f2, fd1, fd2,
1207 8a35f56c 2022-07-16 thomas 		     id1, id2, NULL, NULL, GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1208 be97ab03 2023-01-19 thomas 		     NULL, repo, f3);
1209 8a35f56c 2022-07-16 thomas 		break;
1210 8a35f56c 2022-07-16 thomas 	case GOT_OBJ_TYPE_TREE:
1211 db26fc4c 2023-05-16 thomas 		error = got_diff_objects_as_trees(NULL, NULL, f1, f2, fd1, fd2,
1212 8a35f56c 2022-07-16 thomas 		    id1, id2, NULL, "", "",  GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1213 be97ab03 2023-01-19 thomas 		    NULL, repo, f3);
1214 8a35f56c 2022-07-16 thomas 		break;
1215 8a35f56c 2022-07-16 thomas 	case GOT_OBJ_TYPE_COMMIT:
1216 db26fc4c 2023-05-16 thomas 		error = got_diff_objects_as_commits(NULL, NULL, f1, f2, fd1,
1217 db26fc4c 2023-05-16 thomas 		    fd2, id1, id2, NULL,  GOT_DIFF_ALGORITHM_MYERS, 3, 0, 0,
1218 be97ab03 2023-01-19 thomas 		    NULL, repo, f3);
1219 8a35f56c 2022-07-16 thomas 		break;
1220 8a35f56c 2022-07-16 thomas 	default:
1221 8a35f56c 2022-07-16 thomas 		error = got_error(GOT_ERR_OBJ_TYPE);
1222 8a35f56c 2022-07-16 thomas 	}
1223 8a35f56c 2022-07-16 thomas 	if (error)
1224 8a35f56c 2022-07-16 thomas 		goto done;
1225 8a35f56c 2022-07-16 thomas 
1226 8a35f56c 2022-07-16 thomas 	if (fseek(f3, 0, SEEK_SET) == -1) {
1227 8a35f56c 2022-07-16 thomas 		error = got_ferror(f3, GOT_ERR_IO);
1228 8a35f56c 2022-07-16 thomas 		goto done;
1229 8a35f56c 2022-07-16 thomas 	}
1230 8a35f56c 2022-07-16 thomas 
1231 dccd05b4 2023-01-10 thomas 	*fp = f3;
1232 79393471 2022-08-27 thomas 
1233 a97a7b2d 2023-05-17 thomas  done:
1234 db26fc4c 2023-05-16 thomas 	if (fd1 != -1 && close(fd1) == -1 && error == NULL)
1235 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("close");
1236 db26fc4c 2023-05-16 thomas 	if (fd2 != -1 && close(fd2) == -1 && error == NULL)
1237 8a35f56c 2022-07-16 thomas 		error = got_error_from_errno("close");
1238 8a35f56c 2022-07-16 thomas 	if (f1) {
1239 d00235d8 2023-05-17 thomas 		const struct got_error *f1_err = got_gotweb_closefile(f1);
1240 8a35f56c 2022-07-16 thomas 		if (error == NULL)
1241 8a35f56c 2022-07-16 thomas 			error = f1_err;
1242 8a35f56c 2022-07-16 thomas 	}
1243 8a35f56c 2022-07-16 thomas 	if (f2) {
1244 d00235d8 2023-05-17 thomas 		const struct got_error *f2_err = got_gotweb_closefile(f2);
1245 8a35f56c 2022-07-16 thomas 		if (error == NULL)
1246 8a35f56c 2022-07-16 thomas 			error = f2_err;
1247 8a35f56c 2022-07-16 thomas 	}
1248 dccd05b4 2023-01-10 thomas 	if (error && f3) {
1249 d00235d8 2023-05-17 thomas 		got_gotweb_closefile(f3);
1250 dccd05b4 2023-01-10 thomas 		*fp = NULL;
1251 8a35f56c 2022-07-16 thomas 	}
1252 8a35f56c 2022-07-16 thomas 	got_ref_list_free(&refs);
1253 8a35f56c 2022-07-16 thomas 	free(id1);
1254 8a35f56c 2022-07-16 thomas 	free(id2);
1255 8a35f56c 2022-07-16 thomas 	return error;
1256 8a35f56c 2022-07-16 thomas }
1257 8a35f56c 2022-07-16 thomas 
1258 8a35f56c 2022-07-16 thomas static const struct got_error *
1259 8a35f56c 2022-07-16 thomas got_init_repo_commit(struct repo_commit **rc)
1260 8a35f56c 2022-07-16 thomas {
1261 8a35f56c 2022-07-16 thomas 	*rc = calloc(1, sizeof(**rc));
1262 8a35f56c 2022-07-16 thomas 	if (*rc == NULL)
1263 d8edcc94 2023-06-01 thomas 		return got_error_from_errno2(__func__, "calloc");
1264 8a35f56c 2022-07-16 thomas 
1265 8a35f56c 2022-07-16 thomas 	(*rc)->path = NULL;
1266 8a35f56c 2022-07-16 thomas 	(*rc)->refs_str = NULL;
1267 8a35f56c 2022-07-16 thomas 	(*rc)->commit_id = NULL;
1268 8a35f56c 2022-07-16 thomas 	(*rc)->committer = NULL;
1269 8a35f56c 2022-07-16 thomas 	(*rc)->author = NULL;
1270 8a35f56c 2022-07-16 thomas 	(*rc)->parent_id = NULL;
1271 8a35f56c 2022-07-16 thomas 	(*rc)->tree_id = NULL;
1272 8a35f56c 2022-07-16 thomas 	(*rc)->commit_msg = NULL;
1273 8a35f56c 2022-07-16 thomas 
1274 e2af4cd7 2022-08-31 thomas 	return NULL;
1275 8a35f56c 2022-07-16 thomas }
1276 8a35f56c 2022-07-16 thomas 
1277 8a35f56c 2022-07-16 thomas static const struct got_error *
1278 8a35f56c 2022-07-16 thomas got_init_repo_tag(struct repo_tag **rt)
1279 8a35f56c 2022-07-16 thomas {
1280 8a35f56c 2022-07-16 thomas 	*rt = calloc(1, sizeof(**rt));
1281 8a35f56c 2022-07-16 thomas 	if (*rt == NULL)
1282 d8edcc94 2023-06-01 thomas 		return got_error_from_errno2(__func__, "calloc");
1283 8a35f56c 2022-07-16 thomas 
1284 8a35f56c 2022-07-16 thomas 	(*rt)->commit_id = NULL;
1285 8a35f56c 2022-07-16 thomas 	(*rt)->tag_name = NULL;
1286 8a35f56c 2022-07-16 thomas 	(*rt)->tag_commit = NULL;
1287 8a35f56c 2022-07-16 thomas 	(*rt)->commit_msg = NULL;
1288 8a35f56c 2022-07-16 thomas 	(*rt)->tagger = NULL;
1289 8a35f56c 2022-07-16 thomas 
1290 e2af4cd7 2022-08-31 thomas 	return NULL;
1291 8a35f56c 2022-07-16 thomas }