1 /*
2  * Copyright (c) 2019, 2020 Tracey Emery <tracey@traceyemery.net>
3  * Copyright (c) 2018, 2019 Stefan Sperling <stsp@openbsd.org>
4  *
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.
8  *
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.
16  */
17 
18 #include <sys/queue.h>
19 #include <sys/stat.h>
20 #include <sys/types.h>
21 
22 #include <ctype.h>
23 #include <dirent.h>
24 #include <err.h>
25 #include <errno.h>
26 #include <regex.h>
27 #include <stdarg.h>
28 #include <stdint.h>
29 #include <stdio.h>
30 #include <stdlib.h>
31 #include <string.h>
32 #include <unistd.h>
33 
34 #include <got_object.h>
35 #include <got_reference.h>
36 #include <got_repository.h>
37 #include <got_path.h>
38 #include <got_cancel.h>
39 #include <got_worktree.h>
40 #include <got_diff.h>
41 #include <got_commit_graph.h>
42 #include <got_blame.h>
43 #include <got_privsep.h>
44 #include <got_opentemp.h>
45 
46 #include <kcgi.h>
47 #include <kcgihtml.h>
48 
49 #include "gotweb.h"
50 
51 #ifndef nitems
52 #define nitems(_a)	(sizeof((_a)) / sizeof((_a)[0]))
53 #endif
54 
55 struct gw_trans {
56 	TAILQ_HEAD(headers, gw_header)	 gw_headers;
57 	TAILQ_HEAD(dirs, gw_dir)	 gw_dirs;
58 	struct got_repository	*repo;
59 	struct gw_dir		*gw_dir;
60 	struct gotweb_conf	*gw_conf;
61 	struct ktemplate	*gw_tmpl;
62 	struct khtmlreq		*gw_html_req;
63 	struct kreq		*gw_req;
64 	const struct got_error	*error;
65 	const char		*repo_name;
66 	char			*repo_path;
67 	char			*commit_id;
68 	char			*next_id;
69 	char			*next_prev_id;
70 	char			*prev_id;
71 	char			*prev_prev_id;
72 	const char		*repo_file;
73 	char			*repo_folder;
74 	const char		*headref;
75 	unsigned int		 action;
76 	unsigned int		 page;
77 	unsigned int		 repos_total;
78 	enum kmime		 mime;
79 };
80 
81 struct gw_header {
82 	TAILQ_ENTRY(gw_header)		 entry;
83 	struct got_reflist_head		 refs;
84 	char				*path;
85 
86 	char			*refs_str;
87 	char			*commit_id; /* id_str1 */
88 	char			*parent_id; /* id_str2 */
89 	char			*tree_id;
90 	char			*author;
91 	char			*committer;
92 	char			*commit_msg;
93 	time_t			 committer_time;
94 };
95 
96 struct gw_dir {
97 	TAILQ_ENTRY(gw_dir)	 entry;
98 	char			*name;
99 	char			*owner;
100 	char			*description;
101 	char			*url;
102 	char			*age;
103 	char			*path;
104 };
105 
106 enum gw_key {
107 	KEY_ACTION,
108 	KEY_COMMIT_ID,
109 	KEY_FILE,
110 	KEY_FOLDER,
111 	KEY_HEADREF,
112 	KEY_PAGE,
113 	KEY_PATH,
114 	KEY_PREV_ID,
115 	KEY_PREV_PREV_ID,
116 	KEY__ZMAX
117 };
118 
119 enum gw_tmpl {
120 	TEMPL_CONTENT,
121 	TEMPL_HEAD,
122 	TEMPL_HEADER,
123 	TEMPL_SEARCH,
124 	TEMPL_SITEPATH,
125 	TEMPL_SITEOWNER,
126 	TEMPL_TITLE,
127 	TEMPL__MAX
128 };
129 
130 enum gw_ref_tm {
131 	TM_DIFF,
132 	TM_LONG,
133 };
134 
135 enum gw_tags_type {
136 	TAGBRIEF,
137 	TAGFULL,
138 };
139 
140 static const char *const gw_templs[TEMPL__MAX] = {
141 	"content",
142 	"head",
143 	"header",
144 	"search",
145 	"sitepath",
146 	"siteowner",
147 	"title",
148 };
149 
150 static const struct kvalid gw_keys[KEY__ZMAX] = {
151 	{ kvalid_stringne,	"action" },
152 	{ kvalid_stringne,	"commit" },
153 	{ kvalid_stringne,	"file" },
154 	{ kvalid_stringne,	"folder" },
155 	{ kvalid_stringne,	"headref" },
156 	{ kvalid_int,		"page" },
157 	{ kvalid_stringne,	"path" },
158 	{ kvalid_stringne,	"prev" },
159 	{ kvalid_stringne,	"prev_prev" },
160 };
161 
162 static struct gw_header		*gw_init_header(void);
163 
164 static void			 gw_free_header(struct gw_header *);
165 
166 static int			 gw_template(size_t, void *);
167 
168 static const struct got_error	*gw_error(struct gw_trans *);
169 static const struct got_error	*gw_init_gw_dir(struct gw_dir **, const char *);
170 static const struct got_error	*gw_get_repo_description(char **,
171 				    struct gw_trans *, char *);
172 static const struct got_error	*gw_get_repo_owner(char **, struct gw_trans *,
173 				    char *);
174 static const struct got_error	*gw_get_time_str(char **, time_t, int);
175 static const struct got_error	*gw_get_repo_age(char **, struct gw_trans *,
176 				    char *, const char *, int);
177 static const struct got_error	*gw_output_file_blame(struct gw_trans *);
178 static const struct got_error	*gw_output_blob_buf(struct gw_trans *);
179 static const struct got_error	*gw_output_repo_tree(struct gw_trans *);
180 static const struct got_error	*gw_output_diff(struct gw_trans *,
181 				    struct gw_header *);
182 static const struct got_error	*gw_output_repo_tags(struct gw_trans *,
183 				    struct gw_header *, int, int);
184 static const struct got_error	*gw_output_repo_heads(struct gw_trans *);
185 static const struct got_error	*gw_output_site_link(struct gw_trans *);
186 static const struct got_error	*gw_get_clone_url(char **, struct gw_trans *,
187 				    char *);
188 static const struct got_error	*gw_colordiff_line(struct gw_trans *, char *);
189 
190 static const struct got_error	*gw_gen_commit_header(struct gw_trans *, char *,
191 				    char*);
192 static const struct got_error	*gw_gen_diff_header(struct gw_trans *, char *,
193 				    char*);
194 static const struct got_error	*gw_gen_author_header(struct gw_trans *,
195 				    const char *);
196 static const struct got_error	*gw_gen_age_header(struct gw_trans *,
197 				    const char *);
198 static const struct got_error	*gw_gen_committer_header(struct gw_trans *,
199 				    const char *);
200 static const struct got_error	*gw_gen_commit_msg_header(struct gw_trans*,
201 				    char *);
202 static const struct got_error	*gw_gen_tree_header(struct gw_trans *, char *);
203 static const struct got_error	*gw_display_open(struct gw_trans *, enum khttp,
204 				    enum kmime);
205 static const struct got_error	*gw_display_index(struct gw_trans *);
206 static const struct got_error	*gw_get_header(struct gw_trans *,
207 				    struct gw_header *, int);
208 static const struct got_error	*gw_get_commits(struct gw_trans *,
209 				    struct gw_header *, int,
210 				    struct got_object_id *);
211 static const struct got_error	*gw_get_commit(struct gw_trans *,
212 				    struct gw_header *,
213 				    struct got_commit_object *,
214 				    struct got_object_id *);
215 static const struct got_error	*gw_apply_unveil(const char *);
216 static const struct got_error	*gw_blame_cb(void *, int, int,
217 				    struct got_object_id *);
218 static const struct got_error	*gw_load_got_paths(struct gw_trans *);
219 static const struct got_error	*gw_load_got_path(struct gw_trans *,
220 				    struct gw_dir *);
221 static const struct got_error	*gw_parse_querystring(struct gw_trans *);
222 static const struct got_error	*gw_blame(struct gw_trans *);
223 static const struct got_error	*gw_blob(struct gw_trans *);
224 static const struct got_error	*gw_diff(struct gw_trans *);
225 static const struct got_error	*gw_index(struct gw_trans *);
226 static const struct got_error	*gw_commits(struct gw_trans *);
227 static const struct got_error	*gw_briefs(struct gw_trans *);
228 static const struct got_error	*gw_summary(struct gw_trans *);
229 static const struct got_error	*gw_tree(struct gw_trans *);
230 static const struct got_error	*gw_tag(struct gw_trans *);
231 static const struct got_error	*gw_tags(struct gw_trans *);
232 
233 struct gw_query_action {
234 	unsigned int		 func_id;
235 	const char		*func_name;
236 	const struct got_error	*(*func_main)(struct gw_trans *);
237 	char			*template;
238 };
239 
240 enum gw_query_actions {
241 	GW_BLAME,
242 	GW_BLOB,
243 	GW_BRIEFS,
244 	GW_COMMITS,
245 	GW_DIFF,
246 	GW_ERR,
247 	GW_INDEX,
248 	GW_SUMMARY,
249 	GW_TAG,
250 	GW_TAGS,
251 	GW_TREE,
252 };
253 
254 static struct gw_query_action gw_query_funcs[] = {
255 	{ GW_BLAME,	"blame",	gw_blame,	"gw_tmpl/blame.tmpl" },
256 	{ GW_BLOB,	"blob",		NULL,		NULL },
257 	{ GW_BRIEFS,	"briefs",	gw_briefs,	"gw_tmpl/briefs.tmpl" },
258 	{ GW_COMMITS,	"commits",	gw_commits,	"gw_tmpl/commit.tmpl" },
259 	{ GW_DIFF,	"diff",		gw_diff,	"gw_tmpl/diff.tmpl" },
260 	{ GW_ERR,	"error",	gw_error,	"gw_tmpl/err.tmpl" },
261 	{ GW_INDEX,	"index",	gw_index,	"gw_tmpl/index.tmpl" },
262 	{ GW_SUMMARY,	"summary",	gw_summary,	"gw_tmpl/summry.tmpl" },
263 	{ GW_TAG,	"tag",		gw_tag,		"gw_tmpl/tag.tmpl" },
264 	{ GW_TAGS,	"tags",		gw_tags,	"gw_tmpl/tags.tmpl" },
265 	{ GW_TREE,	"tree",		gw_tree,	"gw_tmpl/tree.tmpl" },
266 };
267 
268 static const char * 
269 gw_get_action_name(struct gw_trans *gw_trans)
270 {
271 	return gw_query_funcs[gw_trans->action].func_name;
272 }
273 
274 static const struct got_error *
275 gw_kcgi_error(enum kcgi_err kerr)
276 {
277 	if (kerr == KCGI_OK)
278 		return NULL;
279 
280 	if (kerr == KCGI_EXIT || kerr == KCGI_HUP)
281 		return got_error(GOT_ERR_CANCELLED);
282 
283 	if (kerr == KCGI_ENOMEM)
284 		return got_error_set_errno(ENOMEM,
285 		    kcgi_strerror(kerr));
286 
287 	if (kerr == KCGI_ENFILE)
288 		return got_error_set_errno(ENFILE,
289 		    kcgi_strerror(kerr));
290 
291 	if (kerr == KCGI_EAGAIN)
292 		return got_error_set_errno(EAGAIN,
293 		    kcgi_strerror(kerr));
294 
295 	if (kerr == KCGI_FORM)
296 		return got_error_msg(GOT_ERR_IO,
297 		    kcgi_strerror(kerr));
298 
299 	return got_error_from_errno(kcgi_strerror(kerr));
300 }
301 
302 static const struct got_error *
303 gw_apply_unveil(const char *repo_path)
304 {
305 	const struct got_error *err;
306 
307 	if (repo_path && unveil(repo_path, "r") != 0)
308 		return got_error_from_errno2("unveil", repo_path);
309 
310 	if (unveil(GOT_TMPDIR_STR, "rwc") != 0)
311 		return got_error_from_errno2("unveil", GOT_TMPDIR_STR);
312 
313 	err = got_privsep_unveil_exec_helpers();
314 	if (err != NULL)
315 		return err;
316 
317 	if (unveil(NULL, NULL) != 0)
318 		return got_error_from_errno("unveil");
319 
320 	return NULL;
321 }
322 
323 static int
324 isbinary(const uint8_t *buf, size_t n)
325 {
326 	size_t i;
327 
328 	for (i = 0; i < n; i++)
329 		if (buf[i] == 0)
330 			return 1;
331 	return 0;
332 }
333 
334 static const struct got_error *
335 gw_blame(struct gw_trans *gw_trans)
336 {
337 	const struct got_error *error = NULL;
338 	struct gw_header *header = NULL;
339 	char *age = NULL;
340 	enum kcgi_err kerr = KCGI_OK;
341 
342 	if (pledge("stdio rpath wpath cpath proc exec sendfd unveil",
343 	    NULL) == -1)
344 		return got_error_from_errno("pledge");
345 
346 	if ((header = gw_init_header()) == NULL)
347 		return got_error_from_errno("malloc");
348 
349 	error = gw_apply_unveil(gw_trans->gw_dir->path);
350 	if (error)
351 		goto done;
352 
353 	/* check querystring */
354 	if (gw_trans->repo_file == NULL) {
355 		error = got_error_msg(GOT_ERR_QUERYSTRING,
356 		    "file required in querystring");
357 		goto done;
358 	}
359 	if (gw_trans->commit_id == NULL) {
360 		error = got_error_msg(GOT_ERR_QUERYSTRING,
361 		    "commit required in querystring");
362 		goto done;
363 	}
364 
365 	error = gw_get_header(gw_trans, header, 1);
366 	if (error)
367 		goto done;
368 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
369 	    "blame_header_wrapper", KATTR__MAX);
370 	if (kerr != KCGI_OK)
371 		goto done;
372 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
373 	    "blame_header", KATTR__MAX);
374 	if (kerr != KCGI_OK)
375 		goto done;
376 	error = gw_get_time_str(&age, header->committer_time,
377 	    TM_LONG);
378 	if (error)
379 		goto done;
380 	error = gw_gen_age_header(gw_trans, age ?age : "");
381 	if (error)
382 		goto done;
383 	error = gw_gen_commit_msg_header(gw_trans, header->commit_msg);
384 	if (error)
385 		goto done;
386 	kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
387 	if (kerr != KCGI_OK)
388 		goto done;
389 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
390 	    "dotted_line", KATTR__MAX);
391 	if (kerr != KCGI_OK)
392 		goto done;
393 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
394 	if (kerr != KCGI_OK)
395 		goto done;
396 
397 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
398 	    "blame", KATTR__MAX);
399 	if (kerr != KCGI_OK)
400 		goto done;
401 	error = gw_output_file_blame(gw_trans);
402 	if (error)
403 		goto done;
404 	kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
405 done:
406 	gw_free_header(header);
407 	if (error == NULL && kerr != KCGI_OK)
408 		error = gw_kcgi_error(kerr);
409 	return error;
410 }
411 
412 static const struct got_error *
413 gw_blob(struct gw_trans *gw_trans)
414 {
415 	const struct got_error *error = NULL, *err = NULL;
416 	struct gw_header *header = NULL;
417 	enum kcgi_err kerr = KCGI_OK;
418 
419 	if (pledge("stdio rpath wpath cpath proc exec sendfd unveil",
420 	    NULL) == -1)
421 		return got_error_from_errno("pledge");
422 
423 	if ((header = gw_init_header()) == NULL)
424 		return got_error_from_errno("malloc");
425 
426 	error = gw_apply_unveil(gw_trans->gw_dir->path);
427 	if (error)
428 		goto done;
429 
430 	/* check querystring */
431 	if (gw_trans->repo_file == NULL) {
432 		error = got_error_msg(GOT_ERR_QUERYSTRING,
433 		    "file required in querystring");
434 		goto done;
435 	}
436 	if (gw_trans->commit_id == NULL) {
437 		error = got_error_msg(GOT_ERR_QUERYSTRING,
438 		    "commit required in querystring");
439 		goto done;
440 	}
441 	error = gw_get_header(gw_trans, header, 1);
442 	if (error)
443 		goto done;
444 
445 	error = gw_output_blob_buf(gw_trans);
446 done:
447 
448 	if (error) {
449 		gw_trans->mime = KMIME_TEXT_PLAIN;
450 		err = gw_display_index(gw_trans);
451 		if (err) {
452 			error = err;
453 			goto errored;
454 		}
455 		kerr = khttp_puts(gw_trans->gw_req, error->msg);
456 	}
457 errored:
458 	gw_free_header(header);
459 	if (error == NULL && kerr != KCGI_OK)
460 		error = gw_kcgi_error(kerr);
461 	return error;
462 }
463 
464 static const struct got_error *
465 gw_diff(struct gw_trans *gw_trans)
466 {
467 	const struct got_error *error = NULL;
468 	struct gw_header *header = NULL;
469 	char *age = NULL;
470 	enum kcgi_err kerr = KCGI_OK;
471 
472 	if (pledge("stdio rpath wpath cpath proc exec sendfd unveil",
473 	    NULL) == -1)
474 		return got_error_from_errno("pledge");
475 
476 	if ((header = gw_init_header()) == NULL)
477 		return got_error_from_errno("malloc");
478 
479 	error = gw_apply_unveil(gw_trans->gw_dir->path);
480 	if (error)
481 		goto done;
482 
483 	error = gw_get_header(gw_trans, header, 1);
484 	if (error)
485 		goto done;
486 
487 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
488 	    "diff_header_wrapper", KATTR__MAX);
489 	if (kerr != KCGI_OK)
490 		goto done;
491 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
492 	    "diff_header", KATTR__MAX);
493 	if (kerr != KCGI_OK)
494 		goto done;
495 	error = gw_gen_diff_header(gw_trans, header->parent_id,
496 	    header->commit_id);
497 	if (error)
498 		goto done;
499 	error = gw_gen_commit_header(gw_trans, header->commit_id,
500 	    header->refs_str);
501 	if (error)
502 		goto done;
503 	error = gw_gen_tree_header(gw_trans, header->tree_id);
504 	if (error)
505 		goto done;
506 	error = gw_gen_author_header(gw_trans, header->author);
507 	if (error)
508 		goto done;
509 	error = gw_gen_committer_header(gw_trans, header->author);
510 	if (error)
511 		goto done;
512 	error = gw_get_time_str(&age, header->committer_time,
513 	    TM_LONG);
514 	if (error)
515 		goto done;
516 	error = gw_gen_age_header(gw_trans, age ?age : "");
517 	if (error)
518 		goto done;
519 	error = gw_gen_commit_msg_header(gw_trans, header->commit_msg);
520 	if (error)
521 		goto done;
522 	kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
523 	if (kerr != KCGI_OK)
524 		goto done;
525 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
526 	    "dotted_line", KATTR__MAX);
527 	if (kerr != KCGI_OK)
528 		goto done;
529 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
530 	if (kerr != KCGI_OK)
531 		goto done;
532 
533 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
534 	    "diff", KATTR__MAX);
535 	if (kerr != KCGI_OK)
536 		goto done;
537 	error = gw_output_diff(gw_trans, header);
538 	if (error)
539 		goto done;
540 
541 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
542 done:
543 	gw_free_header(header);
544 	free(age);
545 	if (error == NULL && kerr != KCGI_OK)
546 		error = gw_kcgi_error(kerr);
547 	return error;
548 }
549 
550 static const struct got_error *
551 gw_index(struct gw_trans *gw_trans)
552 {
553 	const struct got_error *error = NULL;
554 	struct gw_dir *gw_dir = NULL;
555 	char *href_next = NULL, *href_prev = NULL, *href_summary = NULL;
556 	char *href_briefs = NULL, *href_commits = NULL, *href_tree = NULL;
557 	char *href_tags = NULL;
558 	unsigned int prev_disp = 0, next_disp = 1, dir_c = 0;
559 	enum kcgi_err kerr = KCGI_OK;
560 
561 	if (pledge("stdio rpath proc exec sendfd unveil",
562 	    NULL) == -1) {
563 		error = got_error_from_errno("pledge");
564 		return error;
565 	}
566 
567 	error = gw_apply_unveil(gw_trans->gw_conf->got_repos_path);
568 	if (error)
569 		return error;
570 
571 	error = gw_load_got_paths(gw_trans);
572 	if (error)
573 		return error;
574 
575 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
576 	    "index_header", KATTR__MAX);
577 	if (kerr != KCGI_OK)
578 		return gw_kcgi_error(kerr);
579 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
580 	    "index_header_project", KATTR__MAX);
581 	if (kerr != KCGI_OK)
582 		return gw_kcgi_error(kerr);
583 	kerr = khtml_puts(gw_trans->gw_html_req, "Project");
584 	if (kerr != KCGI_OK)
585 		return gw_kcgi_error(kerr);
586 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
587 	if (kerr != KCGI_OK)
588 		return gw_kcgi_error(kerr);
589 
590 	if (gw_trans->gw_conf->got_show_repo_description) {
591 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
592 		    "index_header_description", KATTR__MAX);
593 		if (kerr != KCGI_OK)
594 			return gw_kcgi_error(kerr);
595 		kerr = khtml_puts(gw_trans->gw_html_req, "Description");
596 		if (kerr != KCGI_OK)
597 			return gw_kcgi_error(kerr);
598 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
599 		if (kerr != KCGI_OK)
600 			return gw_kcgi_error(kerr);
601 	}
602 
603 	if (gw_trans->gw_conf->got_show_repo_owner) {
604 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
605 		    "index_header_owner", KATTR__MAX);
606 		if (kerr != KCGI_OK)
607 			return gw_kcgi_error(kerr);
608 		kerr = khtml_puts(gw_trans->gw_html_req, "Owner");
609 		if (kerr != KCGI_OK)
610 			return gw_kcgi_error(kerr);
611 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
612 		if (kerr != KCGI_OK)
613 			return gw_kcgi_error(kerr);
614 	}
615 
616 	if (gw_trans->gw_conf->got_show_repo_age) {
617 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
618 		    "index_header_age", KATTR__MAX);
619 		if (kerr != KCGI_OK)
620 			return gw_kcgi_error(kerr);
621 		kerr = khtml_puts(gw_trans->gw_html_req, "Last Change");
622 		if (kerr != KCGI_OK)
623 			return gw_kcgi_error(kerr);
624 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
625 		if (kerr != KCGI_OK)
626 			return gw_kcgi_error(kerr);
627 	}
628 
629 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
630 	if (kerr != KCGI_OK)
631 		return gw_kcgi_error(kerr);
632 
633 	if (TAILQ_EMPTY(&gw_trans->gw_dirs)) {
634 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
635 		    "index_wrapper", KATTR__MAX);
636 		if (kerr != KCGI_OK)
637 			return gw_kcgi_error(kerr);
638 		kerr = khtml_printf(gw_trans->gw_html_req,
639 		    "No repositories found in %s",
640 		    gw_trans->gw_conf->got_repos_path);
641 		if (kerr != KCGI_OK)
642 			return gw_kcgi_error(kerr);
643 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
644 		if (kerr != KCGI_OK)
645 			return gw_kcgi_error(kerr);
646 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
647 		    "dotted_line", KATTR__MAX);
648 		if (kerr != KCGI_OK)
649 			return gw_kcgi_error(kerr);
650 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
651 		if (kerr != KCGI_OK)
652 			return gw_kcgi_error(kerr);
653 		return error;
654 	}
655 
656 	TAILQ_FOREACH(gw_dir, &gw_trans->gw_dirs, entry)
657 		dir_c++;
658 
659 	TAILQ_FOREACH(gw_dir, &gw_trans->gw_dirs, entry) {
660 		if (gw_trans->page > 0 && (gw_trans->page *
661 		    gw_trans->gw_conf->got_max_repos_display) > prev_disp) {
662 			prev_disp++;
663 			continue;
664 		}
665 
666 		prev_disp++;
667 
668 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
669 		    "index_wrapper", KATTR__MAX);
670 		if (kerr != KCGI_OK)
671 			goto done;
672 
673 		href_summary = khttp_urlpart(NULL, NULL, "gotweb", "path",
674 		    gw_dir->name, "action", "summary", NULL);
675 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
676 		    "index_project", KATTR__MAX);
677 		if (kerr != KCGI_OK)
678 			goto done;
679 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
680 		    href_summary, KATTR__MAX);
681 		if (kerr != KCGI_OK)
682 			goto done;
683 		kerr = khtml_puts(gw_trans->gw_html_req, gw_dir->name);
684 		if (kerr != KCGI_OK)
685 			goto done;
686 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
687 		if (kerr != KCGI_OK)
688 			goto done;
689 		if (gw_trans->gw_conf->got_show_repo_description) {
690 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
691 			    KATTR_ID, "index_project_description", KATTR__MAX);
692 			if (kerr != KCGI_OK)
693 				goto done;
694 			kerr = khtml_puts(gw_trans->gw_html_req,
695 			    gw_dir->description ? gw_dir->description : "");
696 			if (kerr != KCGI_OK)
697 				goto done;
698 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
699 			if (kerr != KCGI_OK)
700 				goto done;
701 		}
702 		if (gw_trans->gw_conf->got_show_repo_owner) {
703 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
704 			    KATTR_ID, "index_project_owner", KATTR__MAX);
705 			if (kerr != KCGI_OK)
706 				goto done;
707 			kerr = khtml_puts(gw_trans->gw_html_req,
708 			    gw_dir->owner ? gw_dir->owner : "");
709 			if (kerr != KCGI_OK)
710 				goto done;
711 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
712 			if (kerr != KCGI_OK)
713 				goto done;
714 		}
715 		if (gw_trans->gw_conf->got_show_repo_age) {
716 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
717 			    KATTR_ID, "index_project_age", KATTR__MAX);
718 			if (kerr != KCGI_OK)
719 				goto done;
720 			kerr = khtml_puts(gw_trans->gw_html_req,
721 			    gw_dir->age ? gw_dir->age : "");
722 			if (kerr != KCGI_OK)
723 				goto done;
724 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
725 			if (kerr != KCGI_OK)
726 				goto done;
727 		}
728 
729 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
730 		    "navs_wrapper", KATTR__MAX);
731 		if (kerr != KCGI_OK)
732 			goto done;
733 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
734 		    "navs", KATTR__MAX);
735 		if (kerr != KCGI_OK)
736 			goto done;
737 
738 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
739 		    href_summary, KATTR__MAX);
740 		if (kerr != KCGI_OK)
741 			goto done;
742 		kerr = khtml_puts(gw_trans->gw_html_req, "summary");
743 		if (kerr != KCGI_OK)
744 			goto done;
745 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
746 		if (kerr != KCGI_OK)
747 			goto done;
748 
749 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
750 		if (kerr != KCGI_OK)
751 			goto done;
752 
753 		href_briefs = khttp_urlpart(NULL, NULL, "gotweb", "path",
754 		    gw_dir->name, "action", "briefs", NULL);
755 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
756 		    href_briefs, KATTR__MAX);
757 		if (kerr != KCGI_OK)
758 			goto done;
759 		kerr = khtml_puts(gw_trans->gw_html_req, "commit briefs");
760 		if (kerr != KCGI_OK)
761 			goto done;
762 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
763 		if (kerr != KCGI_OK)
764 			error = gw_kcgi_error(kerr);
765 
766 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
767 		if (kerr != KCGI_OK)
768 			goto done;
769 
770 		href_commits = khttp_urlpart(NULL, NULL, "gotweb", "path",
771 		    gw_dir->name, "action", "commits", NULL);
772 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
773 		    href_commits, KATTR__MAX);
774 		if (kerr != KCGI_OK)
775 			goto done;
776 		kerr = khtml_puts(gw_trans->gw_html_req, "commits");
777 		if (kerr != KCGI_OK)
778 			goto done;
779 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
780 		if (kerr != KCGI_OK)
781 			goto done;
782 
783 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
784 		if (kerr != KCGI_OK)
785 			goto done;
786 
787 		href_tags = khttp_urlpart(NULL, NULL, "gotweb", "path",
788 		    gw_dir->name, "action", "tags", NULL);
789 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
790 		    href_tags, KATTR__MAX);
791 		if (kerr != KCGI_OK)
792 			goto done;
793 		kerr = khtml_puts(gw_trans->gw_html_req, "tags");
794 		if (kerr != KCGI_OK)
795 			goto done;
796 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
797 		if (kerr != KCGI_OK)
798 			goto done;
799 
800 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
801 		if (kerr != KCGI_OK)
802 			goto done;
803 
804 		href_tree = khttp_urlpart(NULL, NULL, "gotweb", "path",
805 		    gw_dir->name, "action", "tree", NULL);
806 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
807 		    href_tree, KATTR__MAX);
808 		if (kerr != KCGI_OK)
809 			goto done;
810 		kerr = khtml_puts(gw_trans->gw_html_req, "tree");
811 		if (kerr != KCGI_OK)
812 			goto done;
813 
814 		kerr = khtml_closeelem(gw_trans->gw_html_req, 4);
815 		if (kerr != KCGI_OK)
816 			goto done;
817 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
818 		    "dotted_line", KATTR__MAX);
819 		if (kerr != KCGI_OK)
820 			goto done;
821 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
822 		if (kerr != KCGI_OK)
823 			goto done;
824 
825 		free(href_summary);
826 		href_summary = NULL;
827 		free(href_briefs);
828 		href_briefs = NULL;
829 		free(href_commits);
830 		href_commits = NULL;
831 		free(href_tags);
832 		href_tags = NULL;
833 		free(href_tree);
834 		href_tree = NULL;
835 
836 		if (gw_trans->gw_conf->got_max_repos_display == 0)
837 			continue;
838 
839 		if ((next_disp == gw_trans->gw_conf->got_max_repos_display) ||
840 		    ((gw_trans->gw_conf->got_max_repos_display > 0) &&
841 		    (gw_trans->page > 0) &&
842 		    (next_disp == gw_trans->gw_conf->got_max_repos_display ||
843 		    prev_disp == gw_trans->repos_total))) {
844 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
845 			    KATTR_ID, "np_wrapper", KATTR__MAX);
846 			if (kerr != KCGI_OK)
847 				goto done;
848 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
849 			    KATTR_ID, "nav_prev", KATTR__MAX);
850 			if (kerr != KCGI_OK)
851 				goto done;
852 		}
853 
854 		if ((gw_trans->gw_conf->got_max_repos_display > 0) &&
855 		    (gw_trans->page > 0) &&
856 		    (next_disp == gw_trans->gw_conf->got_max_repos_display ||
857 		    prev_disp == gw_trans->repos_total)) {
858 			href_prev = khttp_urlpartx(NULL, NULL, "gotweb", "page",
859 			    KATTRX_INT, (int64_t)(gw_trans->page - 1), NULL);
860 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
861 			    KATTR_HREF, href_prev, KATTR__MAX);
862 			if (kerr != KCGI_OK)
863 				goto done;
864 			kerr = khtml_puts(gw_trans->gw_html_req, "Previous");
865 			if (kerr != KCGI_OK)
866 				goto done;
867 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
868 			if (kerr != KCGI_OK)
869 				goto done;
870 		}
871 
872 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
873 		if (kerr != KCGI_OK)
874 			return gw_kcgi_error(kerr);
875 
876 		if (gw_trans->gw_conf->got_max_repos_display > 0 &&
877 		    next_disp == gw_trans->gw_conf->got_max_repos_display &&
878 		    dir_c != (gw_trans->page + 1) *
879 		    gw_trans->gw_conf->got_max_repos_display) {
880 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
881 			    KATTR_ID, "nav_next", KATTR__MAX);
882 			if (kerr != KCGI_OK)
883 				goto done;
884 			href_next = khttp_urlpartx(NULL, NULL, "gotweb", "page",
885 			    KATTRX_INT, (int64_t)(gw_trans->page + 1), NULL);
886 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
887 			    KATTR_HREF, href_next, KATTR__MAX);
888 			if (kerr != KCGI_OK)
889 				goto done;
890 			kerr = khtml_puts(gw_trans->gw_html_req, "Next");
891 			if (kerr != KCGI_OK)
892 				goto done;
893 			kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
894 			if (kerr != KCGI_OK)
895 				goto done;
896 			next_disp = 0;
897 			break;
898 		}
899 
900 		if ((gw_trans->gw_conf->got_max_repos_display > 0) &&
901 		    (gw_trans->page > 0) &&
902 		    (next_disp == gw_trans->gw_conf->got_max_repos_display ||
903 		    prev_disp == gw_trans->repos_total)) {
904 			kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
905 			if (kerr != KCGI_OK)
906 				goto done;
907 		}
908 		next_disp++;
909 	}
910 done:
911 	free(href_prev);
912 	free(href_next);
913 	free(href_summary);
914 	free(href_briefs);
915 	free(href_commits);
916 	free(href_tags);
917 	free(href_tree);
918 	if (error == NULL && kerr != KCGI_OK)
919 		error = gw_kcgi_error(kerr);
920 	return error;
921 }
922 
923 static const struct got_error *
924 gw_commits(struct gw_trans *gw_trans)
925 {
926 	const struct got_error *error = NULL;
927 	struct gw_header *header = NULL, *n_header = NULL;
928 	char *age = NULL, *href_diff = NULL, *href_tree = NULL;
929 	char *href_prev = NULL, *href_next = NULL;
930 	enum kcgi_err kerr = KCGI_OK;
931 
932 	if ((header = gw_init_header()) == NULL)
933 		return got_error_from_errno("malloc");
934 
935 	if (pledge("stdio rpath proc exec sendfd unveil",
936 	    NULL) == -1) {
937 		error = got_error_from_errno("pledge");
938 		goto done;
939 	}
940 
941 	error = gw_apply_unveil(gw_trans->gw_dir->path);
942 	if (error)
943 		goto done;
944 
945 	error = gw_get_header(gw_trans, header,
946 	    gw_trans->gw_conf->got_max_commits_display);
947 	if (error)
948 		goto done;
949 
950 	TAILQ_FOREACH(n_header, &gw_trans->gw_headers, entry) {
951 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
952 		    "commits_line_wrapper", KATTR__MAX);
953 		if (kerr != KCGI_OK)
954 			goto done;
955 		error = gw_gen_commit_header(gw_trans, n_header->commit_id,
956 		    n_header->refs_str);
957 		if (error)
958 			goto done;
959 		error = gw_gen_author_header(gw_trans, n_header->author);
960 		if (error)
961 			goto done;
962 		error = gw_gen_committer_header(gw_trans, n_header->author);
963 		if (error)
964 			goto done;
965 		error = gw_get_time_str(&age, n_header->committer_time,
966 		    TM_LONG);
967 		if (error)
968 			goto done;
969 		error = gw_gen_age_header(gw_trans, age ?age : "");
970 		if (error)
971 			goto done;
972 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
973 		if (kerr != KCGI_OK)
974 			goto done;
975 
976 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
977 		    "dotted_line", KATTR__MAX);
978 		if (kerr != KCGI_OK)
979 			goto done;
980 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
981 		if (kerr != KCGI_OK)
982 			goto done;
983 
984 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
985 		    "commit", KATTR__MAX);
986 		if (kerr != KCGI_OK)
987 			goto done;
988 		kerr = khttp_puts(gw_trans->gw_req, n_header->commit_msg);
989 		if (kerr != KCGI_OK)
990 			goto done;
991 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
992 		if (kerr != KCGI_OK)
993 			goto done;
994 
995 		href_diff = khttp_urlpart(NULL, NULL, "gotweb", "path",
996 		    gw_trans->repo_name, "action", "diff", "commit",
997 		    n_header->commit_id, NULL);
998 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
999 		    KATTR_ID, "navs_wrapper", KATTR__MAX);
1000 		if (kerr != KCGI_OK)
1001 			goto done;
1002 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1003 		    KATTR_ID, "navs", KATTR__MAX);
1004 		if (kerr != KCGI_OK)
1005 			goto done;
1006 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1007 		    KATTR_HREF, href_diff, KATTR__MAX);
1008 		if (kerr != KCGI_OK)
1009 			goto done;
1010 		kerr = khtml_puts(gw_trans->gw_html_req, "diff");
1011 		if (kerr != KCGI_OK)
1012 			goto done;
1013 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1014 		if (kerr != KCGI_OK)
1015 			goto done;
1016 
1017 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
1018 		if (kerr != KCGI_OK)
1019 			goto done;
1020 
1021 		href_tree = khttp_urlpart(NULL, NULL, "gotweb", "path",
1022 		    gw_trans->repo_name, "action", "tree", "commit",
1023 		    n_header->commit_id, NULL),
1024 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1025 		    KATTR_HREF, href_tree, KATTR__MAX);
1026 		if (kerr != KCGI_OK)
1027 			goto done;
1028 		khtml_puts(gw_trans->gw_html_req, "tree");
1029 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1030 		if (kerr != KCGI_OK)
1031 			goto done;
1032 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1033 		if (kerr != KCGI_OK)
1034 			goto done;
1035 
1036 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1037 		    "solid_line", KATTR__MAX);
1038 		if (kerr != KCGI_OK)
1039 			goto done;
1040 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
1041 		if (kerr != KCGI_OK)
1042 			goto done;
1043 
1044 		free(age);
1045 		age = NULL;
1046 	}
1047 
1048 	if (gw_trans->next_id || gw_trans->page > 0) {
1049 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1050 		    KATTR_ID, "np_wrapper", KATTR__MAX);
1051 		if (kerr != KCGI_OK)
1052 			goto done;
1053 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1054 		    KATTR_ID, "nav_prev", KATTR__MAX);
1055 		if (kerr != KCGI_OK)
1056 			goto done;
1057 	}
1058 
1059 	if (gw_trans->page > 0 && gw_trans->prev_id) {
1060 		href_prev = khttp_urlpartx(NULL, NULL, "gotweb", "path",
1061 		    KATTRX_STRING, gw_trans->repo_name, "page",
1062 		    KATTRX_INT, (int64_t) (gw_trans->page - 1), "action",
1063 		    KATTRX_STRING, "commits", "commit", KATTRX_STRING,
1064 		    gw_trans->prev_id ? gw_trans->prev_id : "", "prev",
1065 		    KATTRX_STRING, gw_trans->prev_prev_id ?
1066 		    gw_trans->prev_prev_id : "", NULL);
1067 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1068 		    KATTR_HREF, href_prev, KATTR__MAX);
1069 		if (kerr != KCGI_OK)
1070 			goto done;
1071 		kerr = khtml_puts(gw_trans->gw_html_req, "Previous");
1072 		if (kerr != KCGI_OK)
1073 			goto done;
1074 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1075 		if (kerr != KCGI_OK)
1076 			goto done;
1077 	}
1078 
1079 	if (gw_trans->next_id || gw_trans->page > 0) {
1080 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1081 		if (kerr != KCGI_OK)
1082 			return gw_kcgi_error(kerr);
1083 	}
1084 
1085 	if (gw_trans->next_id) {
1086 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1087 		    KATTR_ID, "nav_next", KATTR__MAX);
1088 		if (kerr != KCGI_OK)
1089 			goto done;
1090 		href_next = khttp_urlpartx(NULL, NULL, "gotweb", "path",
1091 		    KATTRX_STRING, gw_trans->repo_name, "page",
1092 		    KATTRX_INT, (int64_t) (gw_trans->page + 1), "action",
1093 		    KATTRX_STRING, "commits", "commit", KATTRX_STRING,
1094 		    gw_trans->next_id, "prev", KATTRX_STRING,
1095 		    gw_trans->next_prev_id ? gw_trans->next_prev_id : "",
1096 		    "prev_prev", KATTRX_STRING, gw_trans->prev_prev_id ?
1097 		    gw_trans->prev_prev_id : "", NULL),
1098 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1099 		    KATTR_HREF, href_next, KATTR__MAX);
1100 		if (kerr != KCGI_OK)
1101 			goto done;
1102 		kerr = khtml_puts(gw_trans->gw_html_req, "Next");
1103 		if (kerr != KCGI_OK)
1104 			goto done;
1105 		kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
1106 		if (kerr != KCGI_OK)
1107 			goto done;
1108 	}
1109 
1110 	if (gw_trans->next_id || gw_trans->page > 0) {
1111 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
1112 		if (kerr != KCGI_OK)
1113 			goto done;
1114 	}
1115 done:
1116 	gw_free_header(header);
1117 	TAILQ_FOREACH(n_header, &gw_trans->gw_headers, entry)
1118 		gw_free_header(n_header);
1119 	free(age);
1120 	free(href_next);
1121 	free(href_prev);
1122 	free(href_diff);
1123 	free(href_tree);
1124 	if (error == NULL && kerr != KCGI_OK)
1125 		error = gw_kcgi_error(kerr);
1126 	return error;
1127 }
1128 
1129 static const struct got_error *
1130 gw_briefs(struct gw_trans *gw_trans)
1131 {
1132 	const struct got_error *error = NULL;
1133 	struct gw_header *header = NULL, *n_header = NULL;
1134 	char *age = NULL, *href_diff = NULL, *href_tree = NULL;
1135 	char *href_prev = NULL, *href_next = NULL;
1136 	char *newline, *smallerthan;
1137 	enum kcgi_err kerr = KCGI_OK;
1138 
1139 	if ((header = gw_init_header()) == NULL)
1140 		return got_error_from_errno("malloc");
1141 
1142 	if (pledge("stdio rpath proc exec sendfd unveil",
1143 	    NULL) == -1) {
1144 		error = got_error_from_errno("pledge");
1145 		goto done;
1146 	}
1147 
1148 	if (gw_trans->action != GW_SUMMARY) {
1149 		error = gw_apply_unveil(gw_trans->gw_dir->path);
1150 		if (error)
1151 			goto done;
1152 	}
1153 
1154 	if (gw_trans->action == GW_SUMMARY)
1155 		error = gw_get_header(gw_trans, header, D_MAXSLCOMMDISP);
1156 	else
1157 		error = gw_get_header(gw_trans, header,
1158 		    gw_trans->gw_conf->got_max_commits_display);
1159 	if (error)
1160 		goto done;
1161 
1162 	TAILQ_FOREACH(n_header, &gw_trans->gw_headers, entry) {
1163 		error = gw_get_time_str(&age, n_header->committer_time,
1164 		    TM_DIFF);
1165 		if (error)
1166 			goto done;
1167 
1168 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1169 		    KATTR_ID, "briefs_wrapper", KATTR__MAX);
1170 		if (kerr != KCGI_OK)
1171 			goto done;
1172 
1173 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1174 		    KATTR_ID, "briefs_age", KATTR__MAX);
1175 		if (kerr != KCGI_OK)
1176 			goto done;
1177 		kerr = khtml_puts(gw_trans->gw_html_req, age ? age : "");
1178 		if (kerr != KCGI_OK)
1179 			goto done;
1180 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1181 		if (kerr != KCGI_OK)
1182 			goto done;
1183 
1184 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1185 		    KATTR_ID, "briefs_author", KATTR__MAX);
1186 		if (kerr != KCGI_OK)
1187 			goto done;
1188 		smallerthan = strchr(n_header->author, '<');
1189 		if (smallerthan)
1190 			*smallerthan = '\0';
1191 		kerr = khtml_puts(gw_trans->gw_html_req, n_header->author);
1192 		if (kerr != KCGI_OK)
1193 			goto done;
1194 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1195 		if (kerr != KCGI_OK)
1196 			goto done;
1197 
1198 		href_diff = khttp_urlpart(NULL, NULL, "gotweb", "path",
1199 		    gw_trans->repo_name, "action", "diff", "commit",
1200 		    n_header->commit_id, NULL);
1201 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1202 		    KATTR_ID, "briefs_log", KATTR__MAX);
1203 		if (kerr != KCGI_OK)
1204 			goto done;
1205 		newline = strchr(n_header->commit_msg, '\n');
1206 		if (newline)
1207 			*newline = '\0';
1208 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1209 		    KATTR_HREF, href_diff, KATTR__MAX);
1210 		if (kerr != KCGI_OK)
1211 			goto done;
1212 		kerr = khtml_puts(gw_trans->gw_html_req, n_header->commit_msg);
1213 		if (kerr != KCGI_OK)
1214 			goto done;
1215 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1216 		if (kerr != KCGI_OK)
1217 			goto done;
1218 
1219 		if (n_header->refs_str) {
1220 			kerr = khtml_puts(gw_trans->gw_html_req, " ");
1221 			if (kerr != KCGI_OK)
1222 				goto done;
1223 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_SPAN,
1224 			    KATTR_ID, "refs_str", KATTR__MAX);
1225 			if (kerr != KCGI_OK)
1226 			goto done;
1227 			kerr = khtml_printf(gw_trans->gw_html_req, "(%s)",
1228 			    n_header->refs_str);
1229 			if (kerr != KCGI_OK)
1230 				goto done;
1231 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1232 			if (kerr != KCGI_OK)
1233 				goto done;
1234 		}
1235 
1236 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1237 		if (kerr != KCGI_OK)
1238 			goto done;
1239 
1240 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1241 		    KATTR_ID, "navs_wrapper", KATTR__MAX);
1242 		if (kerr != KCGI_OK)
1243 			goto done;
1244 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1245 		    KATTR_ID, "navs", KATTR__MAX);
1246 		if (kerr != KCGI_OK)
1247 			goto done;
1248 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1249 		    KATTR_HREF, href_diff, KATTR__MAX);
1250 		if (kerr != KCGI_OK)
1251 			goto done;
1252 		kerr = khtml_puts(gw_trans->gw_html_req, "diff");
1253 		if (kerr != KCGI_OK)
1254 			goto done;
1255 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1256 		if (kerr != KCGI_OK)
1257 			goto done;
1258 
1259 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
1260 		if (kerr != KCGI_OK)
1261 			goto done;
1262 
1263 		href_tree = khttp_urlpart(NULL, NULL, "gotweb", "path",
1264 		    gw_trans->repo_name, "action", "tree", "commit",
1265 		    n_header->commit_id, NULL);
1266 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1267 		    KATTR_HREF, href_tree, KATTR__MAX);
1268 		if (kerr != KCGI_OK)
1269 			goto done;
1270 		khtml_puts(gw_trans->gw_html_req, "tree");
1271 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1272 		if (kerr != KCGI_OK)
1273 			goto done;
1274 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1275 		if (kerr != KCGI_OK)
1276 			goto done;
1277 
1278 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1279 		    KATTR_ID, "dotted_line", KATTR__MAX);
1280 		if (kerr != KCGI_OK)
1281 			goto done;
1282 		kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
1283 		if (kerr != KCGI_OK)
1284 			goto done;
1285 
1286 		free(age);
1287 		age = NULL;
1288 		free(href_diff);
1289 		href_diff = NULL;
1290 		free(href_tree);
1291 		href_tree = NULL;
1292 	}
1293 
1294 	if (gw_trans->next_id || gw_trans->page > 0) {
1295 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1296 		    KATTR_ID, "np_wrapper", KATTR__MAX);
1297 		if (kerr != KCGI_OK)
1298 			goto done;
1299 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1300 		    KATTR_ID, "nav_prev", KATTR__MAX);
1301 		if (kerr != KCGI_OK)
1302 			goto done;
1303 	}
1304 
1305 	if (gw_trans->page > 0 && gw_trans->prev_id) {
1306 		href_prev = khttp_urlpartx(NULL, NULL, "gotweb", "path",
1307 		    KATTRX_STRING, gw_trans->repo_name, "page",
1308 		    KATTRX_INT, (int64_t) (gw_trans->page - 1), "action",
1309 		    KATTRX_STRING, "briefs", "commit", KATTRX_STRING,
1310 		    gw_trans->prev_id ? gw_trans->prev_id : "", "prev",
1311 		    KATTRX_STRING, gw_trans->prev_prev_id ?
1312 		    gw_trans->prev_prev_id : "", NULL);
1313 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1314 		    KATTR_HREF, href_prev, KATTR__MAX);
1315 		if (kerr != KCGI_OK)
1316 			goto done;
1317 		kerr = khtml_puts(gw_trans->gw_html_req, "Previous");
1318 		if (kerr != KCGI_OK)
1319 			goto done;
1320 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1321 		if (kerr != KCGI_OK)
1322 			goto done;
1323 	}
1324 
1325 	if (gw_trans->next_id || gw_trans->page > 0) {
1326 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1327 		if (kerr != KCGI_OK)
1328 			return gw_kcgi_error(kerr);
1329 	}
1330 
1331 	if (gw_trans->next_id) {
1332 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1333 		    KATTR_ID, "nav_next", KATTR__MAX);
1334 		if (kerr != KCGI_OK)
1335 			goto done;
1336 
1337 		href_next = khttp_urlpartx(NULL, NULL, "gotweb", "path",
1338 		    KATTRX_STRING, gw_trans->repo_name, "page",
1339 		    KATTRX_INT, (int64_t) (gw_trans->page + 1), "action",
1340 		    KATTRX_STRING, "briefs", "commit", KATTRX_STRING,
1341 		    gw_trans->next_id, "prev", KATTRX_STRING,
1342 		    gw_trans->next_prev_id ? gw_trans->next_prev_id : "",
1343 		    "prev_prev", KATTRX_STRING, gw_trans->prev_id ?
1344 		    gw_trans->prev_id : "", NULL),
1345 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1346 		    KATTR_HREF, href_next, KATTR__MAX);
1347 		if (kerr != KCGI_OK)
1348 			goto done;
1349 		kerr = khtml_puts(gw_trans->gw_html_req, "Next");
1350 		if (kerr != KCGI_OK)
1351 			goto done;
1352 		kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
1353 		if (kerr != KCGI_OK)
1354 			goto done;
1355 	}
1356 
1357 	if (gw_trans->next_id || gw_trans->page > 0) {
1358 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
1359 		if (kerr != KCGI_OK)
1360 			goto done;
1361 	}
1362 done:
1363 	gw_free_header(header);
1364 	TAILQ_FOREACH(n_header, &gw_trans->gw_headers, entry)
1365 		gw_free_header(n_header);
1366 	free(age);
1367 	free(href_next);
1368 	free(href_prev);
1369 	free(href_diff);
1370 	free(href_tree);
1371 	if (error == NULL && kerr != KCGI_OK)
1372 		error = gw_kcgi_error(kerr);
1373 	return error;
1374 }
1375 
1376 static const struct got_error *
1377 gw_summary(struct gw_trans *gw_trans)
1378 {
1379 	const struct got_error *error = NULL;
1380 	char *age = NULL;
1381 	enum kcgi_err kerr = KCGI_OK;
1382 
1383 	if (pledge("stdio rpath proc exec sendfd unveil", NULL) == -1)
1384 		return got_error_from_errno("pledge");
1385 
1386 	error = gw_apply_unveil(gw_trans->gw_dir->path);
1387 	if (error)
1388 		goto done;
1389 
1390 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1391 	    "summary_wrapper", KATTR__MAX);
1392 	if (kerr != KCGI_OK)
1393 		return gw_kcgi_error(kerr);
1394 
1395 	if (gw_trans->gw_conf->got_show_repo_description &&
1396 	    gw_trans->gw_dir->description != NULL &&
1397 	    (strcmp(gw_trans->gw_dir->description, "") != 0)) {
1398 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1399 		    KATTR_ID, "description_title", KATTR__MAX);
1400 		if (kerr != KCGI_OK)
1401 			goto done;
1402 		kerr = khtml_puts(gw_trans->gw_html_req, "Description: ");
1403 		if (kerr != KCGI_OK)
1404 			goto done;
1405 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1406 		if (kerr != KCGI_OK)
1407 			goto done;
1408 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1409 		    KATTR_ID, "description", KATTR__MAX);
1410 		if (kerr != KCGI_OK)
1411 			goto done;
1412 		kerr = khtml_puts(gw_trans->gw_html_req,
1413 		    gw_trans->gw_dir->description);
1414 		if (kerr != KCGI_OK)
1415 			goto done;
1416 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1417 		if (kerr != KCGI_OK)
1418 			goto done;
1419 	}
1420 
1421 	if (gw_trans->gw_conf->got_show_repo_owner &&
1422 	    gw_trans->gw_dir->owner != NULL &&
1423 	    (strcmp(gw_trans->gw_dir->owner, "") != 0)) {
1424 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1425 		    KATTR_ID, "repo_owner_title", KATTR__MAX);
1426 		if (kerr != KCGI_OK)
1427 			goto done;
1428 		kerr = khtml_puts(gw_trans->gw_html_req, "Owner: ");
1429 		if (kerr != KCGI_OK)
1430 			goto done;
1431 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1432 		if (kerr != KCGI_OK)
1433 			goto done;
1434 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1435 		    KATTR_ID, "repo_owner", KATTR__MAX);
1436 		if (kerr != KCGI_OK)
1437 			goto done;
1438 		kerr = khtml_puts(gw_trans->gw_html_req,
1439 		     gw_trans->gw_dir->owner);
1440 		if (kerr != KCGI_OK)
1441 			goto done;
1442 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1443 		if (kerr != KCGI_OK)
1444 			goto done;
1445 	}
1446 
1447 	if (gw_trans->gw_conf->got_show_repo_age) {
1448 		error = gw_get_repo_age(&age, gw_trans, gw_trans->gw_dir->path,
1449 		    NULL, TM_LONG);
1450 		if (error)
1451 			goto done;
1452 		if (age != NULL) {
1453 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1454 			    KATTR_ID, "last_change_title", KATTR__MAX);
1455 			if (kerr != KCGI_OK)
1456 				goto done;
1457 			kerr = khtml_puts(gw_trans->gw_html_req,
1458 			    "Last Change: ");
1459 			if (kerr != KCGI_OK)
1460 				goto done;
1461 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1462 			if (kerr != KCGI_OK)
1463 				goto done;
1464 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1465 			    KATTR_ID, "last_change", KATTR__MAX);
1466 			if (kerr != KCGI_OK)
1467 				goto done;
1468 			kerr = khtml_puts(gw_trans->gw_html_req, age);
1469 			if (kerr != KCGI_OK)
1470 				goto done;
1471 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1472 			if (kerr != KCGI_OK)
1473 				goto done;
1474 		}
1475 	}
1476 
1477 	if (gw_trans->gw_conf->got_show_repo_cloneurl &&
1478 	    gw_trans->gw_dir->url != NULL &&
1479 	    (strcmp(gw_trans->gw_dir->url, "") != 0)) {
1480 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1481 		    KATTR_ID, "cloneurl_title", KATTR__MAX);
1482 		if (kerr != KCGI_OK)
1483 			goto done;
1484 		kerr = khtml_puts(gw_trans->gw_html_req, "Clone URL: ");
1485 		if (kerr != KCGI_OK)
1486 			goto done;
1487 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1488 		if (kerr != KCGI_OK)
1489 			goto done;
1490 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1491 		    KATTR_ID, "cloneurl", KATTR__MAX);
1492 		if (kerr != KCGI_OK)
1493 			goto done;
1494 		kerr = khtml_puts(gw_trans->gw_html_req, gw_trans->gw_dir->url);
1495 		if (kerr != KCGI_OK)
1496 			goto done;
1497 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1498 		if (kerr != KCGI_OK)
1499 			goto done;
1500 	}
1501 
1502 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1503 	if (kerr != KCGI_OK)
1504 		goto done;
1505 
1506 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1507 	    "briefs_title_wrapper", KATTR__MAX);
1508 	if (kerr != KCGI_OK)
1509 		goto done;
1510 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1511 	    "briefs_title", KATTR__MAX);
1512 	if (kerr != KCGI_OK)
1513 		goto done;
1514 	kerr = khtml_puts(gw_trans->gw_html_req, "Commit Briefs");
1515 	if (kerr != KCGI_OK)
1516 		goto done;
1517 	kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
1518 	if (kerr != KCGI_OK)
1519 		goto done;
1520 	error = gw_briefs(gw_trans);
1521 	if (error)
1522 		goto done;
1523 
1524 	error = gw_tags(gw_trans);
1525 	if (error)
1526 		goto done;
1527 
1528 	error = gw_output_repo_heads(gw_trans);
1529 done:
1530 	free(age);
1531 	if (error == NULL && kerr != KCGI_OK)
1532 		error = gw_kcgi_error(kerr);
1533 	return error;
1534 }
1535 
1536 static const struct got_error *
1537 gw_tree(struct gw_trans *gw_trans)
1538 {
1539 	const struct got_error *error = NULL;
1540 	struct gw_header *header = NULL;
1541 	char *tree = NULL, *tree_html = NULL, *tree_html_disp = NULL;
1542 	char *age = NULL;
1543 	enum kcgi_err kerr = KCGI_OK;
1544 
1545 	if (pledge("stdio rpath proc exec sendfd unveil", NULL) == -1)
1546 		return got_error_from_errno("pledge");
1547 
1548 	if ((header = gw_init_header()) == NULL)
1549 		return got_error_from_errno("malloc");
1550 
1551 	error = gw_apply_unveil(gw_trans->gw_dir->path);
1552 	if (error)
1553 		goto done;
1554 
1555 	error = gw_get_header(gw_trans, header, 1);
1556 	if (error)
1557 		goto done;
1558 
1559 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1560 	    "tree_header_wrapper", KATTR__MAX);
1561 	if (kerr != KCGI_OK)
1562 		goto done;
1563 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1564 	    "tree_header", KATTR__MAX);
1565 	if (kerr != KCGI_OK)
1566 		goto done;
1567 	error = gw_gen_tree_header(gw_trans, header->tree_id);
1568 	if (error)
1569 		goto done;
1570 	error = gw_get_time_str(&age, header->committer_time,
1571 	    TM_LONG);
1572 	if (error)
1573 		goto done;
1574 	error = gw_gen_age_header(gw_trans, age ?age : "");
1575 	if (error)
1576 		goto done;
1577 	error = gw_gen_commit_msg_header(gw_trans, header->commit_msg);
1578 	if (error)
1579 		goto done;
1580 	kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
1581 	if (kerr != KCGI_OK)
1582 		goto done;
1583 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1584 	    "dotted_line", KATTR__MAX);
1585 	if (kerr != KCGI_OK)
1586 		goto done;
1587 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1588 	if (kerr != KCGI_OK)
1589 		goto done;
1590 
1591 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1592 	    "tree", KATTR__MAX);
1593 	if (kerr != KCGI_OK)
1594 		goto done;
1595 	error = gw_output_repo_tree(gw_trans);
1596 	if (error)
1597 		goto done;
1598 
1599 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1600 done:
1601 	gw_free_header(header);
1602 	free(tree_html_disp);
1603 	free(tree_html);
1604 	free(tree);
1605 	free(age);
1606 	if (error == NULL && kerr != KCGI_OK)
1607 		error = gw_kcgi_error(kerr);
1608 	return error;
1609 }
1610 
1611 static const struct got_error *
1612 gw_tags(struct gw_trans *gw_trans)
1613 {
1614 	const struct got_error *error = NULL;
1615 	struct gw_header *header = NULL;
1616 	char *href_next = NULL, *href_prev = NULL;
1617 	enum kcgi_err kerr = KCGI_OK;
1618 
1619 	if (pledge("stdio rpath proc exec sendfd unveil", NULL) == -1)
1620 		return got_error_from_errno("pledge");
1621 
1622 	if ((header = gw_init_header()) == NULL)
1623 		return got_error_from_errno("malloc");
1624 
1625 	if (gw_trans->action != GW_SUMMARY) {
1626 		error = gw_apply_unveil(gw_trans->gw_dir->path);
1627 		if (error)
1628 			goto done;
1629 	}
1630 
1631 	error = gw_get_header(gw_trans, header, 1);
1632 	if (error)
1633 		goto done;
1634 
1635 	if (gw_trans->action == GW_SUMMARY) {
1636 		gw_trans->next_id = NULL;
1637 		error = gw_output_repo_tags(gw_trans, header,
1638 		    D_MAXSLCOMMDISP, TAGBRIEF);
1639 		if (error)
1640 			goto done;
1641 	} else {
1642 		error = gw_output_repo_tags(gw_trans, header,
1643 		    gw_trans->gw_conf->got_max_commits_display, TAGBRIEF);
1644 		if (error)
1645 			goto done;
1646 	}
1647 
1648 	if (gw_trans->next_id || gw_trans->page > 0) {
1649 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1650 		    KATTR_ID, "np_wrapper", KATTR__MAX);
1651 		if (kerr != KCGI_OK)
1652 			goto done;
1653 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1654 		    KATTR_ID, "nav_prev", KATTR__MAX);
1655 		if (kerr != KCGI_OK)
1656 			goto done;
1657 	}
1658 
1659 	if (gw_trans->page > 0 && gw_trans->prev_id) {
1660 		if (asprintf(&href_prev,
1661 		    "?path=%s&page=%d&action=tags&commit=%s&prev=%s",
1662 		    gw_trans->repo_name, gw_trans->page - 1,
1663 		    gw_trans->prev_id ? gw_trans->prev_id : "",
1664 		    gw_trans->prev_prev_id ?
1665 		    gw_trans->prev_prev_id : "") == -1) {
1666 			error = got_error_from_errno("asprintf");
1667 			goto done;
1668 		}
1669 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1670 		    KATTR_HREF, href_prev, KATTR__MAX);
1671 		if (kerr != KCGI_OK)
1672 			goto done;
1673 		kerr = khtml_puts(gw_trans->gw_html_req, "Previous");
1674 		if (kerr != KCGI_OK)
1675 			goto done;
1676 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1677 		if (kerr != KCGI_OK)
1678 			goto done;
1679 	}
1680 
1681 	if (gw_trans->next_id || gw_trans->page > 0) {
1682 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1683 		if (kerr != KCGI_OK)
1684 			return gw_kcgi_error(kerr);
1685 	}
1686 
1687 	if (gw_trans->next_id) {
1688 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
1689 		    KATTR_ID, "nav_next", KATTR__MAX);
1690 		if (kerr != KCGI_OK)
1691 			goto done;
1692 		if (asprintf(&href_next,
1693 		    "?path=%s&page=%d&action=tags" \
1694 		    "&commit=%s&prev=%s&prev_prev=%s",
1695 		    gw_trans->repo_name, gw_trans->page + 1,
1696 		    gw_trans->next_id,
1697 		    gw_trans->next_prev_id ? gw_trans->next_prev_id : "",
1698 		    gw_trans->prev_id ?
1699 		    gw_trans->prev_id : "") == -1) {
1700 			error = got_error_from_errno("calloc");
1701 			goto done;
1702 		}
1703 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
1704 		    KATTR_HREF, href_next, KATTR__MAX);
1705 		if (kerr != KCGI_OK)
1706 			goto done;
1707 		kerr = khtml_puts(gw_trans->gw_html_req, "Next");
1708 		if (kerr != KCGI_OK)
1709 			goto done;
1710 		kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
1711 		if (kerr != KCGI_OK)
1712 			goto done;
1713 	}
1714 
1715 	if (gw_trans->next_id || gw_trans->page > 0) {
1716 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
1717 		if (kerr != KCGI_OK)
1718 			goto done;
1719 	}
1720 done:
1721 	gw_free_header(header);
1722 	free(href_next);
1723 	free(href_prev);
1724 	if (error == NULL && kerr != KCGI_OK)
1725 		error = gw_kcgi_error(kerr);
1726 	return error;
1727 }
1728 
1729 static const struct got_error *
1730 gw_tag(struct gw_trans *gw_trans)
1731 {
1732 	const struct got_error *error = NULL;
1733 	struct gw_header *header = NULL;
1734 	enum kcgi_err kerr = KCGI_OK;
1735 
1736 	if (pledge("stdio rpath proc exec sendfd unveil", NULL) == -1)
1737 		return got_error_from_errno("pledge");
1738 
1739 	if ((header = gw_init_header()) == NULL)
1740 		return got_error_from_errno("malloc");
1741 
1742 	error = gw_apply_unveil(gw_trans->gw_dir->path);
1743 	if (error)
1744 		goto done;
1745 
1746 	if (gw_trans->commit_id == NULL) {
1747 		error = got_error_msg(GOT_ERR_QUERYSTRING,
1748 		    "commit required in querystring");
1749 		goto done;
1750 	}
1751 
1752 	error = gw_get_header(gw_trans, header, 1);
1753 	if (error)
1754 		goto done;
1755 
1756 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1757 	    "tag_header_wrapper", KATTR__MAX);
1758 	if (kerr != KCGI_OK)
1759 		goto done;
1760 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1761 	    "tag_header", KATTR__MAX);
1762 	if (kerr != KCGI_OK)
1763 		goto done;
1764 	error = gw_gen_commit_header(gw_trans, header->commit_id,
1765 	    header->refs_str);
1766 	if (error)
1767 		goto done;
1768 	error = gw_gen_commit_msg_header(gw_trans, header->commit_msg);
1769 	if (error)
1770 		goto done;
1771 	kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
1772 	if (kerr != KCGI_OK)
1773 		goto done;
1774 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1775 	    "dotted_line", KATTR__MAX);
1776 	if (kerr != KCGI_OK)
1777 		goto done;
1778 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1779 	if (kerr != KCGI_OK)
1780 		goto done;
1781 
1782 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
1783 	    "tree", KATTR__MAX);
1784 	if (kerr != KCGI_OK)
1785 		goto done;
1786 
1787 	error = gw_output_repo_tags(gw_trans, header, 1, TAGFULL);
1788 	if (error)
1789 		goto done;
1790 
1791 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
1792 done:
1793 	gw_free_header(header);
1794 	if (error == NULL && kerr != KCGI_OK)
1795 		error = gw_kcgi_error(kerr);
1796 	return error;
1797 }
1798 
1799 static const struct got_error *
1800 gw_load_got_path(struct gw_trans *gw_trans, struct gw_dir *gw_dir)
1801 {
1802 	const struct got_error *error = NULL;
1803 	DIR *dt;
1804 	char *dir_test;
1805 	int opened = 0;
1806 
1807 	if (asprintf(&dir_test, "%s/%s/%s",
1808 	    gw_trans->gw_conf->got_repos_path, gw_dir->name,
1809 	    GOTWEB_GIT_DIR) == -1)
1810 		return got_error_from_errno("asprintf");
1811 
1812 	dt = opendir(dir_test);
1813 	if (dt == NULL) {
1814 		free(dir_test);
1815 	} else {
1816 		gw_dir->path = strdup(dir_test);
1817 		if (gw_dir->path == NULL) {
1818 			opened = 1;
1819 			error = got_error_from_errno("strdup");
1820 			goto errored;
1821 		}
1822 		opened = 1;
1823 		goto done;
1824 	}
1825 
1826 	if (asprintf(&dir_test, "%s/%s/%s",
1827 	    gw_trans->gw_conf->got_repos_path, gw_dir->name,
1828 	    GOTWEB_GOT_DIR) == -1) {
1829 		dir_test = NULL;
1830 		error = got_error_from_errno("asprintf");
1831 		goto errored;
1832 	}
1833 
1834 	dt = opendir(dir_test);
1835 	if (dt == NULL)
1836 		free(dir_test);
1837 	else {
1838 		opened = 1;
1839 		error = got_error(GOT_ERR_NOT_GIT_REPO);
1840 		goto errored;
1841 	}
1842 
1843 	if (asprintf(&dir_test, "%s/%s",
1844 	    gw_trans->gw_conf->got_repos_path, gw_dir->name) == -1) {
1845 		error = got_error_from_errno("asprintf");
1846 		dir_test = NULL;
1847 		goto errored;
1848 	}
1849 
1850 	gw_dir->path = strdup(dir_test);
1851 	if (gw_dir->path == NULL) {
1852 		opened = 1;
1853 		error = got_error_from_errno("strdup");
1854 		goto errored;
1855 	}
1856 
1857 	dt = opendir(dir_test);
1858 	if (dt == NULL) {
1859 		error = got_error_path(gw_dir->name, GOT_ERR_NOT_GIT_REPO);
1860 		goto errored;
1861 	} else
1862 		opened = 1;
1863 done:
1864 	error = gw_get_repo_description(&gw_dir->description, gw_trans,
1865 	    gw_dir->path);
1866 	if (error)
1867 		goto errored;
1868 	error = gw_get_repo_owner(&gw_dir->owner, gw_trans, gw_dir->path);
1869 	if (error)
1870 		goto errored;
1871 	error = gw_get_repo_age(&gw_dir->age, gw_trans, gw_dir->path,
1872 	    NULL, TM_DIFF);
1873 	if (error)
1874 		goto errored;
1875 	error = gw_get_clone_url(&gw_dir->url, gw_trans, gw_dir->path);
1876 errored:
1877 	free(dir_test);
1878 	if (opened)
1879 		if (dt && closedir(dt) == -1 && error == NULL)
1880 			error = got_error_from_errno("closedir");
1881 	return error;
1882 }
1883 
1884 static const struct got_error *
1885 gw_load_got_paths(struct gw_trans *gw_trans)
1886 {
1887 	const struct got_error *error = NULL;
1888 	DIR *d;
1889 	struct dirent **sd_dent;
1890 	struct gw_dir *gw_dir;
1891 	struct stat st;
1892 	unsigned int d_cnt, d_i;
1893 
1894 	d = opendir(gw_trans->gw_conf->got_repos_path);
1895 	if (d == NULL) {
1896 		error = got_error_from_errno2("opendir",
1897 		    gw_trans->gw_conf->got_repos_path);
1898 		return error;
1899 	}
1900 
1901 	d_cnt = scandir(gw_trans->gw_conf->got_repos_path, &sd_dent, NULL,
1902 	    alphasort);
1903 	if (d_cnt == -1) {
1904 		error = got_error_from_errno2("scandir",
1905 		    gw_trans->gw_conf->got_repos_path);
1906 		goto done;
1907 	}
1908 
1909 	for (d_i = 0; d_i < d_cnt; d_i++) {
1910 		if (gw_trans->gw_conf->got_max_repos > 0 &&
1911 		    (d_i - 2) == gw_trans->gw_conf->got_max_repos)
1912 			break; /* account for parent and self */
1913 
1914 		if (strcmp(sd_dent[d_i]->d_name, ".") == 0 ||
1915 		    strcmp(sd_dent[d_i]->d_name, "..") == 0)
1916 			continue;
1917 
1918 		error = gw_init_gw_dir(&gw_dir, sd_dent[d_i]->d_name);
1919 		if (error)
1920 			goto done;
1921 
1922 		error = gw_load_got_path(gw_trans, gw_dir);
1923 		if (error && error->code == GOT_ERR_NOT_GIT_REPO) {
1924 			error = NULL;
1925 			continue;
1926 		}
1927 		else if (error)
1928 			goto done;
1929 
1930 		if (lstat(gw_dir->path, &st) == 0 && S_ISDIR(st.st_mode) &&
1931 		    !got_path_dir_is_empty(gw_dir->path)) {
1932 			TAILQ_INSERT_TAIL(&gw_trans->gw_dirs, gw_dir,
1933 			    entry);
1934 			gw_trans->repos_total++;
1935 		}
1936 	}
1937 done:
1938 	if (d && closedir(d) == -1 && error == NULL)
1939 		error = got_error_from_errno("closedir");
1940 	return error;
1941 }
1942 
1943 static const struct got_error *
1944 gw_parse_querystring(struct gw_trans *gw_trans)
1945 {
1946 	const struct got_error *error = NULL;
1947 	struct kpair *p;
1948 	struct gw_query_action *action = NULL;
1949 	unsigned int i;
1950 
1951 	if (gw_trans->gw_req->fieldnmap[0]) {
1952 		return got_error(GOT_ERR_QUERYSTRING);
1953 	} else if ((p = gw_trans->gw_req->fieldmap[KEY_PATH])) {
1954 		/* define gw_trans->repo_path */
1955 		gw_trans->repo_name = p->parsed.s;
1956 
1957 		if (asprintf(&gw_trans->repo_path, "%s/%s",
1958 		    gw_trans->gw_conf->got_repos_path, p->parsed.s) == -1)
1959 			return got_error_from_errno("asprintf");
1960 
1961 		/* get action and set function */
1962 		if ((p = gw_trans->gw_req->fieldmap[KEY_ACTION])) {
1963 			for (i = 0; i < nitems(gw_query_funcs); i++) {
1964 				action = &gw_query_funcs[i];
1965 				if (action->func_name == NULL)
1966 					continue;
1967 				if (strcmp(action->func_name,
1968 				    p->parsed.s) == 0) {
1969 					gw_trans->action = i;
1970 					break;
1971 				}
1972 			}
1973 		}
1974 		if (gw_trans->action == -1) {
1975 			gw_trans->action = GW_ERR;
1976 			gw_trans->error = got_error_msg(GOT_ERR_QUERYSTRING,
1977 			    p != NULL ? "bad action in querystring" :
1978 			    "no action in querystring");
1979 			return error;
1980 		}
1981 
1982  		if ((p = gw_trans->gw_req->fieldmap[KEY_COMMIT_ID])) {
1983 			if (asprintf(&gw_trans->commit_id, "%s",
1984 			    p->parsed.s) == -1)
1985 				return got_error_from_errno("asprintf");
1986 		}
1987 
1988 		if ((p = gw_trans->gw_req->fieldmap[KEY_FILE]))
1989 			gw_trans->repo_file = p->parsed.s;
1990 
1991 		if ((p = gw_trans->gw_req->fieldmap[KEY_FOLDER])) {
1992 			if (asprintf(&gw_trans->repo_folder, "%s",
1993 			    p->parsed.s) == -1)
1994 				return got_error_from_errno("asprintf");
1995 		}
1996 
1997 		if ((p = gw_trans->gw_req->fieldmap[KEY_PREV_ID])) {
1998 			if (asprintf(&gw_trans->prev_id, "%s",
1999 			    p->parsed.s) == -1)
2000 				return got_error_from_errno("asprintf");
2001 		}
2002 
2003 		if ((p = gw_trans->gw_req->fieldmap[KEY_PREV_PREV_ID])) {
2004 			if (asprintf(&gw_trans->prev_prev_id, "%s",
2005 			    p->parsed.s) == -1)
2006 				return got_error_from_errno("asprintf");
2007 		}
2008 
2009 		if ((p = gw_trans->gw_req->fieldmap[KEY_HEADREF]))
2010 			gw_trans->headref = p->parsed.s;
2011 
2012 		error = gw_init_gw_dir(&gw_trans->gw_dir, gw_trans->repo_name);
2013 		if (error)
2014 			return error;
2015 
2016 		gw_trans->error = gw_load_got_path(gw_trans, gw_trans->gw_dir);
2017 	} else
2018 		gw_trans->action = GW_INDEX;
2019 
2020 	if ((p = gw_trans->gw_req->fieldmap[KEY_PAGE]))
2021 		gw_trans->page = p->parsed.i;
2022 
2023 	return error;
2024 }
2025 
2026 static const struct got_error *
2027 gw_init_gw_dir(struct gw_dir **gw_dir, const char *dir)
2028 {
2029 	const struct got_error *error;
2030 
2031 	*gw_dir = malloc(sizeof(**gw_dir));
2032 	if (*gw_dir == NULL)
2033 		return got_error_from_errno("malloc");
2034 
2035 	if (asprintf(&(*gw_dir)->name, "%s", dir) == -1) {
2036 		error = got_error_from_errno("asprintf");
2037 		free(*gw_dir);
2038 		*gw_dir = NULL;
2039 		return NULL;
2040 	}
2041 
2042 	return NULL;
2043 }
2044 
2045 static const struct got_error *
2046 gw_display_open(struct gw_trans *gw_trans, enum khttp code, enum kmime mime)
2047 {
2048 	enum kcgi_err kerr = KCGI_OK;
2049 
2050 	kerr = khttp_head(gw_trans->gw_req, kresps[KRESP_ALLOW], "GET");
2051 	if (kerr != KCGI_OK)
2052 		return gw_kcgi_error(kerr);
2053 	kerr = khttp_head(gw_trans->gw_req, kresps[KRESP_STATUS], "%s",
2054 	    khttps[code]);
2055 	if (kerr != KCGI_OK)
2056 		return gw_kcgi_error(kerr);
2057 	kerr = khttp_head(gw_trans->gw_req, kresps[KRESP_CONTENT_TYPE], "%s",
2058 	    kmimetypes[mime]);
2059 	if (kerr != KCGI_OK)
2060 		return gw_kcgi_error(kerr);
2061 	kerr = khttp_head(gw_trans->gw_req, "X-Content-Type-Options",
2062 	    "nosniff");
2063 	if (kerr != KCGI_OK)
2064 		return gw_kcgi_error(kerr);
2065 	kerr = khttp_head(gw_trans->gw_req, "X-Frame-Options", "DENY");
2066 	if (kerr != KCGI_OK)
2067 		return gw_kcgi_error(kerr);
2068 	kerr = khttp_head(gw_trans->gw_req, "X-XSS-Protection",
2069 	    "1; mode=block");
2070 	if (kerr != KCGI_OK)
2071 		return gw_kcgi_error(kerr);
2072 
2073 	if (gw_trans->mime == KMIME_APP_OCTET_STREAM) {
2074 		kerr = khttp_head(gw_trans->gw_req,
2075 		    kresps[KRESP_CONTENT_DISPOSITION],
2076 		    "attachment; filename=%s", gw_trans->repo_file);
2077 		if (kerr != KCGI_OK)
2078 			return gw_kcgi_error(kerr);
2079 	}
2080 
2081 	kerr = khttp_body(gw_trans->gw_req);
2082 	return gw_kcgi_error(kerr);
2083 }
2084 
2085 static const struct got_error *
2086 gw_display_index(struct gw_trans *gw_trans)
2087 {
2088 	const struct got_error *error;
2089 	enum kcgi_err kerr = KCGI_OK;
2090 
2091 	/* catch early querystring errors */
2092 	if (gw_trans->error)
2093 		gw_trans->action = GW_ERR;
2094 
2095 	error = gw_display_open(gw_trans, KHTTP_200, gw_trans->mime);
2096 	if (error)
2097 		return error;
2098 
2099 	kerr = khtml_open(gw_trans->gw_html_req, gw_trans->gw_req, 0);
2100 	if (kerr != KCGI_OK)
2101 		return gw_kcgi_error(kerr);
2102 
2103 	if (gw_trans->action != GW_BLOB) {
2104 		kerr = khttp_template(gw_trans->gw_req, gw_trans->gw_tmpl,
2105 		    gw_query_funcs[gw_trans->action].template);
2106 		if (kerr != KCGI_OK) {
2107 			khtml_close(gw_trans->gw_html_req);
2108 			return gw_kcgi_error(kerr);
2109 		}
2110 	}
2111 
2112 	return gw_kcgi_error(khtml_close(gw_trans->gw_html_req));
2113 }
2114 
2115 static const struct got_error *
2116 gw_error(struct gw_trans *gw_trans)
2117 {
2118 	enum kcgi_err kerr = KCGI_OK;
2119 
2120 	kerr = khtml_puts(gw_trans->gw_html_req, gw_trans->error->msg);
2121 
2122 	return gw_kcgi_error(kerr);
2123 }
2124 
2125 static int
2126 gw_template(size_t key, void *arg)
2127 {
2128 	const struct got_error *error = NULL;
2129 	enum kcgi_err kerr = KCGI_OK;
2130 	struct gw_trans *gw_trans = arg;
2131 	char *img_src = NULL;
2132 
2133 	switch (key) {
2134 	case (TEMPL_HEAD):
2135 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_META,
2136 		    KATTR_NAME, "viewport",
2137 		    KATTR_CONTENT, "initial-scale=.75, user-scalable=yes",
2138 		    KATTR__MAX);
2139 		if (kerr != KCGI_OK)
2140 			return 0;
2141 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2142 		if (kerr != KCGI_OK)
2143 			return 0;
2144 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_META,
2145 		    KATTR_CHARSET, "utf-8",
2146 		    KATTR__MAX);
2147 		if (kerr != KCGI_OK)
2148 			return 0;
2149 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2150 		if (kerr != KCGI_OK)
2151 			return 0;
2152 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_META,
2153 		    KATTR_NAME, "msapplication-TileColor",
2154 		    KATTR_CONTENT, "#da532c", KATTR__MAX);
2155 		if (kerr != KCGI_OK)
2156 			return 0;
2157 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2158 		if (kerr != KCGI_OK)
2159 			return 0;
2160 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_META,
2161 		    KATTR_NAME, "theme-color",
2162 		    KATTR_CONTENT, "#ffffff", KATTR__MAX);
2163 		if (kerr != KCGI_OK)
2164 			return 0;
2165 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2166 		if (kerr != KCGI_OK)
2167 			return 0;
2168 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_LINK,
2169 		    KATTR_REL, "apple-touch-icon", KATTR_SIZES, "180x180",
2170 		    KATTR_HREF, "/apple-touch-icon.png", KATTR__MAX);
2171 		if (kerr != KCGI_OK)
2172 			return 0;
2173 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2174 		if (kerr != KCGI_OK)
2175 			return 0;
2176 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_LINK,
2177 		    KATTR_REL, "icon", KATTR_TYPE, "image/png", KATTR_SIZES,
2178 		    "32x32", KATTR_HREF, "/favicon-32x32.png", KATTR__MAX);
2179 		if (kerr != KCGI_OK)
2180 			return 0;
2181 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2182 		if (kerr != KCGI_OK)
2183 			return 0;
2184 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_LINK,
2185 		    KATTR_REL, "icon", KATTR_TYPE, "image/png", KATTR_SIZES,
2186 		    "16x16", KATTR_HREF, "/favicon-16x16.png", KATTR__MAX);
2187 		if (kerr != KCGI_OK)
2188 			return 0;
2189 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2190 		if (kerr != KCGI_OK)
2191 			return 0;
2192 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_LINK,
2193 		    KATTR_REL, "manifest", KATTR_HREF, "/site.webmanifest",
2194 		    KATTR__MAX);
2195 		if (kerr != KCGI_OK)
2196 			return 0;
2197 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2198 		if (kerr != KCGI_OK)
2199 			return 0;
2200 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_LINK,
2201 		    KATTR_REL, "mask-icon", KATTR_HREF,
2202 		    "/safari-pinned-tab.svg", KATTR__MAX);
2203 		if (kerr != KCGI_OK)
2204 			return 0;
2205 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2206 		if (kerr != KCGI_OK)
2207 			return 0;
2208 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_LINK,
2209 		    KATTR_REL, "stylesheet", KATTR_TYPE, "text/css",
2210 		    KATTR_HREF, "/gotweb.css", KATTR__MAX);
2211 		if (kerr != KCGI_OK)
2212 			return 0;
2213 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2214 		if (kerr != KCGI_OK)
2215 			return 0;
2216 		break;
2217 	case(TEMPL_HEADER):
2218 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2219 		    KATTR_ID, "got_link", KATTR__MAX);
2220 		if (kerr != KCGI_OK)
2221 			return 0;
2222 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
2223 		    KATTR_HREF,  gw_trans->gw_conf->got_logo_url,
2224 		    KATTR_TARGET, "_sotd", KATTR__MAX);
2225 		if (kerr != KCGI_OK)
2226 			return 0;
2227 		if (asprintf(&img_src, "/%s",
2228 		    gw_trans->gw_conf->got_logo) == -1)
2229 			return 0;
2230 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_IMG,
2231 		    KATTR_SRC, img_src, KATTR__MAX);
2232 		if (kerr != KCGI_OK) {
2233 			free(img_src);
2234 			return 0;
2235 		}
2236 		kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
2237 		if (kerr != KCGI_OK) {
2238 			free(img_src);
2239 			return 0;
2240 		}
2241 		break;
2242 	case (TEMPL_SITEPATH):
2243 		error = gw_output_site_link(gw_trans);
2244 		if (error)
2245 			return 0;
2246 		break;
2247 	case(TEMPL_TITLE):
2248 		if (gw_trans->gw_conf->got_site_name != NULL) {
2249 			kerr = khtml_puts(gw_trans->gw_html_req,
2250 			    gw_trans->gw_conf->got_site_name);
2251 			if (kerr != KCGI_OK)
2252 				return 0;
2253 		}
2254 		break;
2255 	case (TEMPL_SEARCH):
2256 		break;
2257 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
2258 		    "search", KATTR__MAX);
2259 		if (kerr != KCGI_OK)
2260 			return 0;
2261 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_FORM,
2262 			    KATTR_METHOD, "POST", KATTR__MAX);
2263 		if (kerr != KCGI_OK)
2264 			return 0;
2265 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_INPUT, KATTR_ID,
2266 		    "got-search", KATTR_NAME, "got-search", KATTR_SIZE, "15",
2267 		    KATTR_MAXLENGTH, "50", KATTR__MAX);
2268 		if (kerr != KCGI_OK)
2269 			return 0;
2270 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_BUTTON,
2271 		    KATTR__MAX);
2272 		if (kerr != KCGI_OK)
2273 			return 0;
2274 		kerr = khtml_puts(gw_trans->gw_html_req, "Search");
2275 		if (kerr != KCGI_OK)
2276 			return 0;
2277 		kerr = khtml_closeelem(gw_trans->gw_html_req, 4);
2278 		if (kerr != KCGI_OK)
2279 			return 0;
2280 		break;
2281 	case(TEMPL_SITEOWNER):
2282 		if (gw_trans->gw_conf->got_site_owner != NULL &&
2283 		    gw_trans->gw_conf->got_show_site_owner) {
2284 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2285 			    KATTR_ID, "site_owner_wrapper", KATTR__MAX);
2286 			if (kerr != KCGI_OK)
2287 				return 0;
2288 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2289 			    KATTR_ID, "site_owner", KATTR__MAX);
2290 			if (kerr != KCGI_OK)
2291 				return 0;
2292 			kerr = khtml_puts(gw_trans->gw_html_req,
2293 			    gw_trans->gw_conf->got_site_owner);
2294 			kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
2295 			if (kerr != KCGI_OK)
2296 				return 0;
2297 		}
2298 		break;
2299 	case(TEMPL_CONTENT):
2300 		error = gw_query_funcs[gw_trans->action].func_main(gw_trans);
2301 		if (error) {
2302 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2303 			    KATTR_ID, "tmpl_err", KATTR__MAX);
2304 			if (kerr != KCGI_OK)
2305 				return 0;
2306 			kerr = khttp_printf(gw_trans->gw_req, "Error: %s",
2307 			    error->msg);
2308 			if (kerr != KCGI_OK)
2309 				return 0;
2310 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2311 			if (kerr != KCGI_OK)
2312 				return 0;
2313 		}
2314 		break;
2315 	default:
2316 		return 0;
2317 	}
2318 	return 1;
2319 }
2320 
2321 static const struct got_error *
2322 gw_gen_commit_header(struct gw_trans *gw_trans, char *str1, char *str2)
2323 {
2324 	const struct got_error *error = NULL;
2325 	enum kcgi_err kerr = KCGI_OK;
2326 
2327 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2328 	    KATTR_ID, "header_commit_title", KATTR__MAX);
2329 	if (kerr != KCGI_OK)
2330 		goto done;
2331 	kerr = khtml_puts(gw_trans->gw_html_req, "Commit: ");
2332 	if (kerr != KCGI_OK)
2333 		goto done;
2334 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2335 	if (kerr != KCGI_OK)
2336 		goto done;
2337 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2338 	    KATTR_ID, "header_commit", KATTR__MAX);
2339 	if (kerr != KCGI_OK)
2340 		goto done;
2341 	kerr = khtml_printf(gw_trans->gw_html_req, "%s ", str1);
2342 	if (kerr != KCGI_OK)
2343 		goto done;
2344 	if (str2 != NULL) {
2345 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_SPAN,
2346 		    KATTR_ID, "refs_str", KATTR__MAX);
2347 		if (kerr != KCGI_OK)
2348 			goto done;
2349 		kerr = khtml_printf(gw_trans->gw_html_req, "(%s)", str2);
2350 		if (kerr != KCGI_OK)
2351 			goto done;
2352 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2353 		if (kerr != KCGI_OK)
2354 			goto done;
2355 	}
2356 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2357 done:
2358 	if (error == NULL && kerr != KCGI_OK)
2359 		error = gw_kcgi_error(kerr);
2360 	return error;
2361 }
2362 
2363 static const struct got_error *
2364 gw_gen_diff_header(struct gw_trans *gw_trans, char *str1, char *str2)
2365 {
2366 	const struct got_error *error = NULL;
2367 	enum kcgi_err kerr = KCGI_OK;
2368 
2369 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2370 	    KATTR_ID, "header_diff_title", KATTR__MAX);
2371 	if (kerr != KCGI_OK)
2372 		goto done;
2373 	kerr = khtml_puts(gw_trans->gw_html_req, "Diff: ");
2374 	if (kerr != KCGI_OK)
2375 		goto done;
2376 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2377 	if (kerr != KCGI_OK)
2378 		goto done;
2379 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2380 	    KATTR_ID, "header_diff", KATTR__MAX);
2381 	if (kerr != KCGI_OK)
2382 		goto done;
2383 	if (str1 != NULL) {
2384 		kerr = khtml_puts(gw_trans->gw_html_req, str1);
2385 		if (kerr != KCGI_OK)
2386 			goto done;
2387 	}
2388 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_BR, KATTR__MAX);
2389 	if (kerr != KCGI_OK)
2390 		goto done;
2391 	kerr = khtml_puts(gw_trans->gw_html_req, str2);
2392 	if (kerr != KCGI_OK)
2393 		goto done;
2394 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2395 done:
2396 	if (error == NULL && kerr != KCGI_OK)
2397 		error = gw_kcgi_error(kerr);
2398 	return error;
2399 }
2400 
2401 static const struct got_error *
2402 gw_gen_age_header(struct gw_trans *gw_trans, const char *str)
2403 {
2404 	const struct got_error *error = NULL;
2405 	enum kcgi_err kerr = KCGI_OK;
2406 
2407 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2408 	    KATTR_ID, "header_age_title", KATTR__MAX);
2409 	if (kerr != KCGI_OK)
2410 		goto done;
2411 	kerr = khtml_puts(gw_trans->gw_html_req, "Date: ");
2412 	if (kerr != KCGI_OK)
2413 		goto done;
2414 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2415 	if (kerr != KCGI_OK)
2416 		goto done;
2417 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2418 	    KATTR_ID, "header_age", KATTR__MAX);
2419 	if (kerr != KCGI_OK)
2420 		goto done;
2421 	kerr = khtml_puts(gw_trans->gw_html_req, str);
2422 	if (kerr != KCGI_OK)
2423 		goto done;
2424 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2425 done:
2426 	if (error == NULL && kerr != KCGI_OK)
2427 		error = gw_kcgi_error(kerr);
2428 	return error;
2429 }
2430 
2431 static const struct got_error *
2432 gw_gen_author_header(struct gw_trans *gw_trans, const char *str)
2433 {
2434 	const struct got_error *error = NULL;
2435 	enum kcgi_err kerr = KCGI_OK;
2436 
2437 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2438 	    KATTR_ID, "header_author_title", KATTR__MAX);
2439 	if (kerr != KCGI_OK)
2440 		goto done;
2441 	kerr = khtml_puts(gw_trans->gw_html_req, "Author: ");
2442 	if (kerr != KCGI_OK)
2443 		goto done;
2444 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2445 	if (kerr != KCGI_OK)
2446 		goto done;
2447 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2448 	    KATTR_ID, "header_author", KATTR__MAX);
2449 	if (kerr != KCGI_OK)
2450 		goto done;
2451 	kerr = khtml_puts(gw_trans->gw_html_req, str);
2452 	if (kerr != KCGI_OK)
2453 		goto done;
2454 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2455 done:
2456 	if (error == NULL && kerr != KCGI_OK)
2457 		error = gw_kcgi_error(kerr);
2458 	return error;
2459 }
2460 
2461 static const struct got_error *
2462 gw_gen_committer_header(struct gw_trans *gw_trans, const char *str)
2463 {
2464 	const struct got_error *error = NULL;
2465 	enum kcgi_err kerr = KCGI_OK;
2466 
2467 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2468 	    KATTR_ID, "header_committer_title", KATTR__MAX);
2469 	if (kerr != KCGI_OK)
2470 		goto done;
2471 	kerr = khtml_puts(gw_trans->gw_html_req, "Committer: ");
2472 	if (kerr != KCGI_OK)
2473 		goto done;
2474 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2475 	if (kerr != KCGI_OK)
2476 		goto done;
2477 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2478 	    KATTR_ID, "header_committer", KATTR__MAX);
2479 	if (kerr != KCGI_OK)
2480 		goto done;
2481 	kerr = khtml_puts(gw_trans->gw_html_req, str);
2482 	if (kerr != KCGI_OK)
2483 		goto done;
2484 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2485 done:
2486 	if (error == NULL && kerr != KCGI_OK)
2487 		error = gw_kcgi_error(kerr);
2488 	return error;
2489 }
2490 
2491 static const struct got_error *
2492 gw_gen_commit_msg_header(struct gw_trans *gw_trans, char *str)
2493 {
2494 	const struct got_error *error = NULL;
2495 	enum kcgi_err kerr = KCGI_OK;
2496 
2497 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2498 	    KATTR_ID, "header_commit_msg_title", KATTR__MAX);
2499 	if (kerr != KCGI_OK)
2500 		goto done;
2501 	kerr = khtml_puts(gw_trans->gw_html_req, "Message: ");
2502 	if (kerr != KCGI_OK)
2503 		goto done;
2504 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2505 	if (kerr != KCGI_OK)
2506 		goto done;
2507 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2508 	    KATTR_ID, "header_commit_msg", KATTR__MAX);
2509 	if (kerr != KCGI_OK)
2510 		goto done;
2511 	kerr = khttp_puts(gw_trans->gw_req, str);
2512 	if (kerr != KCGI_OK)
2513 		goto done;
2514 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2515 done:
2516 	if (error == NULL && kerr != KCGI_OK)
2517 		error = gw_kcgi_error(kerr);
2518 	return error;
2519 }
2520 
2521 static const struct got_error *
2522 gw_gen_tree_header(struct gw_trans *gw_trans, char *str)
2523 {
2524 	const struct got_error *error = NULL;
2525 	enum kcgi_err kerr = KCGI_OK;
2526 
2527 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2528 	    KATTR_ID, "header_tree_title", KATTR__MAX);
2529 	if (kerr != KCGI_OK)
2530 		goto done;
2531 	kerr = khtml_puts(gw_trans->gw_html_req, "Tree: ");
2532 	if (kerr != KCGI_OK)
2533 		goto done;
2534 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2535 	if (kerr != KCGI_OK)
2536 		goto done;
2537 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
2538 	    KATTR_ID, "header_tree", KATTR__MAX);
2539 	if (kerr != KCGI_OK)
2540 		goto done;
2541 	kerr = khtml_puts(gw_trans->gw_html_req, str);
2542 	if (kerr != KCGI_OK)
2543 		goto done;
2544 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2545 done:
2546 	if (error == NULL && kerr != KCGI_OK)
2547 		error = gw_kcgi_error(kerr);
2548 	return error;
2549 }
2550 
2551 static const struct got_error *
2552 gw_get_repo_description(char **description, struct gw_trans *gw_trans,
2553     char *dir)
2554 {
2555 	const struct got_error *error = NULL;
2556 	FILE *f = NULL;
2557 	char *d_file = NULL;
2558 	unsigned int len;
2559 	size_t n;
2560 
2561 	*description = NULL;
2562 	if (gw_trans->gw_conf->got_show_repo_description == 0)
2563 		return NULL;
2564 
2565 	if (asprintf(&d_file, "%s/description", dir) == -1)
2566 		return got_error_from_errno("asprintf");
2567 
2568 	f = fopen(d_file, "r");
2569 	if (f == NULL) {
2570 		if (errno == ENOENT || errno == EACCES)
2571 			return NULL;
2572 		error = got_error_from_errno2("fopen", d_file);
2573 		goto done;
2574 	}
2575 
2576 	if (fseek(f, 0, SEEK_END) == -1) {
2577 		error = got_ferror(f, GOT_ERR_IO);
2578 		goto done;
2579 	}
2580 	len = ftell(f);
2581 	if (len == -1) {
2582 		error = got_ferror(f, GOT_ERR_IO);
2583 		goto done;
2584 	}
2585 	if (fseek(f, 0, SEEK_SET) == -1) {
2586 		error = got_ferror(f, GOT_ERR_IO);
2587 		goto done;
2588 	}
2589 	*description = calloc(len + 1, sizeof(**description));
2590 	if (*description == NULL) {
2591 		error = got_error_from_errno("calloc");
2592 		goto done;
2593 	}
2594 
2595 	n = fread(*description, 1, len, f);
2596 	if (n == 0 && ferror(f))
2597 		error = got_ferror(f, GOT_ERR_IO);
2598 done:
2599 	if (f != NULL && fclose(f) == -1 && error == NULL)
2600 		error = got_error_from_errno("fclose");
2601 	free(d_file);
2602 	return error;
2603 }
2604 
2605 static const struct got_error *
2606 gw_get_time_str(char **repo_age, time_t committer_time, int ref_tm)
2607 {
2608 	struct tm tm;
2609 	time_t diff_time;
2610 	char *years = "years ago", *months = "months ago";
2611 	char *weeks = "weeks ago", *days = "days ago", *hours = "hours ago";
2612 	char *minutes = "minutes ago", *seconds = "seconds ago";
2613 	char *now = "right now";
2614 	char *s;
2615 	char datebuf[29];
2616 
2617 	*repo_age = NULL;
2618 
2619 	switch (ref_tm) {
2620 	case TM_DIFF:
2621 		diff_time = time(NULL) - committer_time;
2622 		if (diff_time > 60 * 60 * 24 * 365 * 2) {
2623 			if (asprintf(repo_age, "%lld %s",
2624 			    (diff_time / 60 / 60 / 24 / 365), years) == -1)
2625 				return got_error_from_errno("asprintf");
2626 		} else if (diff_time > 60 * 60 * 24 * (365 / 12) * 2) {
2627 			if (asprintf(repo_age, "%lld %s",
2628 			    (diff_time / 60 / 60 / 24 / (365 / 12)),
2629 			    months) == -1)
2630 				return got_error_from_errno("asprintf");
2631 		} else if (diff_time > 60 * 60 * 24 * 7 * 2) {
2632 			if (asprintf(repo_age, "%lld %s",
2633 			    (diff_time / 60 / 60 / 24 / 7), weeks) == -1)
2634 				return got_error_from_errno("asprintf");
2635 		} else if (diff_time > 60 * 60 * 24 * 2) {
2636 			if (asprintf(repo_age, "%lld %s",
2637 			    (diff_time / 60 / 60 / 24), days) == -1)
2638 				return got_error_from_errno("asprintf");
2639 		} else if (diff_time > 60 * 60 * 2) {
2640 			if (asprintf(repo_age, "%lld %s",
2641 			    (diff_time / 60 / 60), hours) == -1)
2642 				return got_error_from_errno("asprintf");
2643 		} else if (diff_time > 60 * 2) {
2644 			if (asprintf(repo_age, "%lld %s", (diff_time / 60),
2645 			    minutes) == -1)
2646 				return got_error_from_errno("asprintf");
2647 		} else if (diff_time > 2) {
2648 			if (asprintf(repo_age, "%lld %s", diff_time,
2649 			    seconds) == -1)
2650 				return got_error_from_errno("asprintf");
2651 		} else {
2652 			if (asprintf(repo_age, "%s", now) == -1)
2653 				return got_error_from_errno("asprintf");
2654 		}
2655 		break;
2656 	case TM_LONG:
2657 		if (gmtime_r(&committer_time, &tm) == NULL)
2658 			return got_error_from_errno("gmtime_r");
2659 
2660 		s = asctime_r(&tm, datebuf);
2661 		if (s == NULL)
2662 			return got_error_from_errno("asctime_r");
2663 
2664 		if (asprintf(repo_age, "%s UTC", datebuf) == -1)
2665 			return got_error_from_errno("asprintf");
2666 		break;
2667 	}
2668 	return NULL;
2669 }
2670 
2671 static const struct got_error *
2672 gw_get_repo_age(char **repo_age, struct gw_trans *gw_trans, char *dir,
2673     const char *refname, int ref_tm)
2674 {
2675 	const struct got_error *error = NULL;
2676 	struct got_repository *repo = NULL;
2677 	struct got_commit_object *commit = NULL;
2678 	struct got_reflist_head refs;
2679 	struct got_reflist_entry *re;
2680 	time_t committer_time = 0, cmp_time = 0;
2681 
2682 	*repo_age = NULL;
2683 	SIMPLEQ_INIT(&refs);
2684 
2685 	if (gw_trans->gw_conf->got_show_repo_age == 0)
2686 		return NULL;
2687 
2688 	if (gw_trans->repo)
2689 		repo = gw_trans->repo;
2690 	else {
2691 		error = got_repo_open(&repo, dir, NULL);
2692 		if (error)
2693 			return error;
2694 	}
2695 
2696 	error = got_ref_list(&refs, repo, "refs/heads",
2697 	    got_ref_cmp_by_name, NULL);
2698 	if (error)
2699 		goto done;
2700 
2701 	/*
2702 	 * Find the youngest branch tip in the repository, or the age of
2703 	 * the a specific branch tip if a name was provided by the caller.
2704 	 */
2705 	SIMPLEQ_FOREACH(re, &refs, entry) {
2706 		struct got_object_id *id = NULL;
2707 
2708 		if (refname && strcmp(got_ref_get_name(re->ref), refname) != 0)
2709 			continue;
2710 
2711 		error = got_ref_resolve(&id, repo, re->ref);
2712 		if (error)
2713 			goto done;
2714 
2715 		error = got_object_open_as_commit(&commit, repo, id);
2716 		free(id);
2717 		if (error)
2718 			goto done;
2719 
2720 		committer_time =
2721 		    got_object_commit_get_committer_time(commit);
2722 		got_object_commit_close(commit);
2723 		if (cmp_time < committer_time)
2724 			cmp_time = committer_time;
2725 
2726 		if (refname)
2727 			break;
2728 	}
2729 
2730 	if (cmp_time != 0) {
2731 		committer_time = cmp_time;
2732 		error = gw_get_time_str(repo_age, committer_time, ref_tm);
2733 	}
2734 done:
2735 	got_ref_list_free(&refs);
2736 	if (gw_trans->repo == NULL)
2737 		got_repo_close(repo);
2738 	return error;
2739 }
2740 
2741 static const struct got_error *
2742 gw_output_diff(struct gw_trans *gw_trans, struct gw_header *header)
2743 {
2744 	const struct got_error *error;
2745 	FILE *f = NULL;
2746 	struct got_object_id *id1 = NULL, *id2 = NULL;
2747 	char *label1 = NULL, *label2 = NULL, *line = NULL;
2748 	int obj_type;
2749 	size_t linesize = 0;
2750 	ssize_t linelen;
2751 	enum kcgi_err kerr = KCGI_OK;
2752 
2753 	f = got_opentemp();
2754 	if (f == NULL)
2755 		return NULL;
2756 
2757 	if (header->parent_id != NULL &&
2758 	    strncmp(header->parent_id, "/dev/null", 9) != 0) {
2759 		error = got_repo_match_object_id(&id1, &label1,
2760 			header->parent_id, GOT_OBJ_TYPE_ANY, 1, gw_trans->repo);
2761 		if (error)
2762 			goto done;
2763 	}
2764 
2765 	error = got_repo_match_object_id(&id2, &label2,
2766 	    header->commit_id, GOT_OBJ_TYPE_ANY, 1, gw_trans->repo);
2767 	if (error)
2768 		goto done;
2769 
2770 	error = got_object_get_type(&obj_type, gw_trans->repo, id2);
2771 	if (error)
2772 		goto done;
2773 	switch (obj_type) {
2774 	case GOT_OBJ_TYPE_BLOB:
2775 		error = got_diff_objects_as_blobs(id1, id2, NULL, NULL, 3, 0,
2776 		    gw_trans->repo, f);
2777 		break;
2778 	case GOT_OBJ_TYPE_TREE:
2779 		error = got_diff_objects_as_trees(id1, id2, "", "", 3, 0,
2780 		    gw_trans->repo, f);
2781 		break;
2782 	case GOT_OBJ_TYPE_COMMIT:
2783 		error = got_diff_objects_as_commits(id1, id2, 3, 0,
2784 		    gw_trans->repo, f);
2785 		break;
2786 	default:
2787 		error = got_error(GOT_ERR_OBJ_TYPE);
2788 	}
2789 	if (error)
2790 		goto done;
2791 
2792 	if (fseek(f, 0, SEEK_SET) == -1) {
2793 		error = got_ferror(f, GOT_ERR_IO);
2794 		goto done;
2795 	}
2796 
2797 	while ((linelen = getline(&line, &linesize, f)) != -1) {
2798 		error = gw_colordiff_line(gw_trans, line);
2799 		if (error)
2800 			goto done;
2801 		/* XXX: KHTML_PRETTY breaks this */
2802 		kerr = khtml_puts(gw_trans->gw_html_req, line);
2803 		if (kerr != KCGI_OK)
2804 			goto done;
2805 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
2806 		if (kerr != KCGI_OK)
2807 			goto done;
2808 	}
2809 	if (linelen == -1 && ferror(f))
2810 		error = got_error_from_errno("getline");
2811 done:
2812 	if (f && fclose(f) == -1 && error == NULL)
2813 		error = got_error_from_errno("fclose");
2814 	free(line);
2815 	free(label1);
2816 	free(label2);
2817 	free(id1);
2818 	free(id2);
2819 
2820 	if (error == NULL && kerr != KCGI_OK)
2821 		error = gw_kcgi_error(kerr);
2822 	return error;
2823 }
2824 
2825 static const struct got_error *
2826 gw_get_repo_owner(char **owner, struct gw_trans *gw_trans, char *dir)
2827 {
2828 	const struct got_error *error = NULL;
2829 	struct got_repository *repo;
2830 	const char *gitconfig_owner;
2831 
2832 	*owner = NULL;
2833 
2834 	if (gw_trans->gw_conf->got_show_repo_owner == 0)
2835 		return NULL;
2836 
2837 	error = got_repo_open(&repo, dir, NULL);
2838 	if (error)
2839 		return error;
2840 	gitconfig_owner = got_repo_get_gitconfig_owner(repo);
2841 	if (gitconfig_owner) {
2842 		*owner = strdup(gitconfig_owner);
2843 		if (*owner == NULL)
2844 			error = got_error_from_errno("strdup");
2845 	}
2846 	got_repo_close(repo);
2847 	return error;
2848 }
2849 
2850 static const struct got_error *
2851 gw_get_clone_url(char **url, struct gw_trans *gw_trans, char *dir)
2852 {
2853 	const struct got_error *error = NULL;
2854 	FILE *f;
2855 	char *d_file = NULL;
2856 	unsigned int len;
2857 	size_t n;
2858 
2859 	*url = NULL;
2860 
2861 	if (asprintf(&d_file, "%s/cloneurl", dir) == -1)
2862 		return got_error_from_errno("asprintf");
2863 
2864 	f = fopen(d_file, "r");
2865 	if (f == NULL) {
2866 		if (errno != ENOENT && errno != EACCES)
2867 			error = got_error_from_errno2("fopen", d_file);
2868 		goto done;
2869 	}
2870 
2871 	if (fseek(f, 0, SEEK_END) == -1) {
2872 		error = got_ferror(f, GOT_ERR_IO);
2873 		goto done;
2874 	}
2875 	len = ftell(f);
2876 	if (len == -1) {
2877 		error = got_ferror(f, GOT_ERR_IO);
2878 		goto done;
2879 	}
2880 	if (fseek(f, 0, SEEK_SET) == -1) {
2881 		error = got_ferror(f, GOT_ERR_IO);
2882 		goto done;
2883 	}
2884 
2885 	*url = calloc(len + 1, sizeof(**url));
2886 	if (*url == NULL) {
2887 		error = got_error_from_errno("calloc");
2888 		goto done;
2889 	}
2890 
2891 	n = fread(*url, 1, len, f);
2892 	if (n == 0 && ferror(f))
2893 		error = got_ferror(f, GOT_ERR_IO);
2894 done:
2895 	if (f && fclose(f) == -1 && error == NULL)
2896 		error = got_error_from_errno("fclose");
2897 	free(d_file);
2898 	return NULL;
2899 }
2900 
2901 static const struct got_error *
2902 gw_output_repo_tags(struct gw_trans *gw_trans, struct gw_header *header,
2903     int limit, int tag_type)
2904 {
2905 	const struct got_error *error = NULL;
2906 	struct got_reflist_head refs;
2907 	struct got_reflist_entry *re;
2908 	char *age = NULL;
2909 	char *id_str = NULL, *newline, *href_commits = NULL;
2910 	char *tag_commit0 = NULL, *href_tag = NULL, *href_briefs = NULL;
2911 	struct got_tag_object *tag = NULL;
2912 	enum kcgi_err kerr = KCGI_OK;
2913 	int summary_header_displayed = 0, start_tag = 0, chk_next = 0;
2914 	int prev_set = 0, tag_count = 0;
2915 
2916 	SIMPLEQ_INIT(&refs);
2917 
2918 	error = got_ref_list(&refs, gw_trans->repo, "refs/tags",
2919 	    got_ref_cmp_tags, gw_trans->repo);
2920 	if (error)
2921 		goto done;
2922 
2923 	SIMPLEQ_FOREACH(re, &refs, entry) {
2924 		const char *refname;
2925 		const char *tagger;
2926 		const char *tag_commit;
2927 		time_t tagger_time;
2928 		struct got_object_id *id;
2929 		struct got_commit_object *commit = NULL;
2930 
2931 		refname = got_ref_get_name(re->ref);
2932 		if (strncmp(refname, "refs/tags/", 10) != 0)
2933 			continue;
2934 		refname += 10;
2935 
2936 		error = got_ref_resolve(&id, gw_trans->repo, re->ref);
2937 		if (error)
2938 			goto done;
2939 
2940 		error = got_object_open_as_tag(&tag, gw_trans->repo, id);
2941 		if (error) {
2942 			if (error->code != GOT_ERR_OBJ_TYPE) {
2943 				free(id);
2944 				goto done;
2945 			}
2946 			/* "lightweight" tag */
2947 			error = got_object_open_as_commit(&commit,
2948 			    gw_trans->repo, id);
2949 			if (error) {
2950 				free(id);
2951 				goto done;
2952 			}
2953 			tagger = got_object_commit_get_committer(commit);
2954 			tagger_time =
2955 			    got_object_commit_get_committer_time(commit);
2956 			error = got_object_id_str(&id_str, id);
2957 			free(id);
2958 		} else {
2959 			free(id);
2960 			tagger = got_object_tag_get_tagger(tag);
2961 			tagger_time = got_object_tag_get_tagger_time(tag);
2962 			error = got_object_id_str(&id_str,
2963 			    got_object_tag_get_object_id(tag));
2964 		}
2965 		if (error)
2966 			goto done;
2967 
2968 		if (tag_type == TAGFULL && strncmp(id_str, header->commit_id,
2969 		    strlen(id_str)) != 0)
2970 			continue;
2971 
2972 		if (tag_type == TAGBRIEF && gw_trans->commit_id &&
2973 		    start_tag == 0 && strncmp(id_str, header->commit_id,
2974 		    strlen(id_str)) != 0) {
2975 			continue;
2976 		} else {
2977 			start_tag = 1;
2978 		}
2979 
2980 		tag_count++;
2981 
2982 		if (prev_set == 0 && start_tag == 1) {
2983 			gw_trans->next_prev_id = strdup(id_str);
2984 			if (gw_trans->next_prev_id == NULL) {
2985 				error = got_error_from_errno("strdup");
2986 				goto done;
2987 			}
2988 			prev_set = 1;
2989 		}
2990 
2991 		if (chk_next) {
2992 			gw_trans->next_id = strdup(id_str);
2993 			if (gw_trans->next_id == NULL)
2994 				error = got_error_from_errno("strdup");
2995 			goto done;
2996 		}
2997 
2998 		if (commit) {
2999 			error = got_object_commit_get_logmsg(&tag_commit0,
3000 			    commit);
3001 			if (error)
3002 				goto done;
3003 			got_object_commit_close(commit);
3004 		} else {
3005 			tag_commit0 = strdup(got_object_tag_get_message(tag));
3006 			if (tag_commit0 == NULL) {
3007 				error = got_error_from_errno("strdup");
3008 				goto done;
3009 			}
3010 		}
3011 
3012 		tag_commit = tag_commit0;
3013 		while (*tag_commit == '\n')
3014 			tag_commit++;
3015 
3016 		switch (tag_type) {
3017 		case TAGBRIEF:
3018 			newline = strchr(tag_commit, '\n');
3019 			if (newline)
3020 				*newline = '\0';
3021 
3022 			if (summary_header_displayed == 0) {
3023 				kerr = khtml_attr(gw_trans->gw_html_req,
3024 				    KELEM_DIV, KATTR_ID,
3025 				    "summary_tags_title_wrapper", KATTR__MAX);
3026 				if (kerr != KCGI_OK)
3027 					goto done;
3028 				kerr = khtml_attr(gw_trans->gw_html_req,
3029 				    KELEM_DIV, KATTR_ID,
3030 				    "summary_tags_title", KATTR__MAX);
3031 				if (kerr != KCGI_OK)
3032 					goto done;
3033 				kerr = khtml_puts(gw_trans->gw_html_req,
3034 				    "Tags");
3035 				if (kerr != KCGI_OK)
3036 					goto done;
3037 				kerr = khtml_closeelem(gw_trans->gw_html_req,
3038 				    2);
3039 				if (kerr != KCGI_OK)
3040 					goto done;
3041 				kerr = khtml_attr(gw_trans->gw_html_req,
3042 				    KELEM_DIV, KATTR_ID,
3043 				    "summary_tags_content", KATTR__MAX);
3044 				if (kerr != KCGI_OK)
3045 					goto done;
3046 				summary_header_displayed = 1;
3047 			}
3048 
3049 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3050 			    KATTR_ID, "tag_wrapper", KATTR__MAX);
3051 			if (kerr != KCGI_OK)
3052 				goto done;
3053 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3054 			    KATTR_ID, "tag_age", KATTR__MAX);
3055 			if (kerr != KCGI_OK)
3056 				goto done;
3057 			error = gw_get_time_str(&age, tagger_time, TM_DIFF);
3058 			if (error)
3059 				goto done;
3060 			kerr = khtml_puts(gw_trans->gw_html_req,
3061 			    age ? age : "");
3062 			if (kerr != KCGI_OK)
3063 				goto done;
3064 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3065 			if (kerr != KCGI_OK)
3066 				goto done;
3067 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3068 			    KATTR_ID, "tag", KATTR__MAX);
3069 			if (kerr != KCGI_OK)
3070 				goto done;
3071 			kerr = khtml_puts(gw_trans->gw_html_req, refname);
3072 			if (kerr != KCGI_OK)
3073 				goto done;
3074 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3075 			if (kerr != KCGI_OK)
3076 				goto done;
3077 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3078 			    KATTR_ID, "tag_name", KATTR__MAX);
3079 			if (kerr != KCGI_OK)
3080 				goto done;
3081 			if (asprintf(&href_tag, "?path=%s&action=tag&commit=%s",
3082 			    gw_trans->repo_name, id_str) == -1) {
3083 				error = got_error_from_errno("asprintf");
3084 				goto done;
3085 			}
3086 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
3087 			    KATTR_HREF, href_tag, KATTR__MAX);
3088 			if (kerr != KCGI_OK)
3089 				goto done;
3090 			kerr = khtml_puts(gw_trans->gw_html_req, tag_commit);
3091 			if (kerr != KCGI_OK)
3092 				goto done;
3093 			kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
3094 			if (kerr != KCGI_OK)
3095 				goto done;
3096 
3097 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3098 			    KATTR_ID, "navs_wrapper", KATTR__MAX);
3099 			if (kerr != KCGI_OK)
3100 				goto done;
3101 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3102 			    KATTR_ID, "navs", KATTR__MAX);
3103 			if (kerr != KCGI_OK)
3104 				goto done;
3105 
3106 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
3107 			    KATTR_HREF, href_tag, KATTR__MAX);
3108 			if (kerr != KCGI_OK)
3109 				goto done;
3110 			kerr = khtml_puts(gw_trans->gw_html_req, "tag");
3111 			if (kerr != KCGI_OK)
3112 				goto done;
3113 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3114 			if (kerr != KCGI_OK)
3115 				goto done;
3116 
3117 			kerr = khtml_puts(gw_trans->gw_html_req, " | ");
3118 			if (kerr != KCGI_OK)
3119 				goto done;
3120 			if (asprintf(&href_briefs,
3121 			    "?path=%s&action=briefs&commit=%s",
3122 			    gw_trans->repo_name, id_str) == -1) {
3123 				error = got_error_from_errno("asprintf");
3124 				goto done;
3125 			}
3126 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
3127 			    KATTR_HREF, href_briefs, KATTR__MAX);
3128 			if (kerr != KCGI_OK)
3129 				goto done;
3130 			kerr = khtml_puts(gw_trans->gw_html_req,
3131 			    "commit briefs");
3132 			if (kerr != KCGI_OK)
3133 				goto done;
3134 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3135 			if (kerr != KCGI_OK)
3136 				goto done;
3137 
3138 			kerr = khtml_puts(gw_trans->gw_html_req, " | ");
3139 			if (kerr != KCGI_OK)
3140 				goto done;
3141 
3142 			if (asprintf(&href_commits,
3143 			    "?path=%s&action=commits&commit=%s",
3144 			    gw_trans->repo_name, id_str) == -1) {
3145 				error = got_error_from_errno("asprintf");
3146 				goto done;
3147 			}
3148 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
3149 			    KATTR_HREF, href_commits, KATTR__MAX);
3150 			if (kerr != KCGI_OK)
3151 				goto done;
3152 			kerr = khtml_puts(gw_trans->gw_html_req, "commits");
3153 			if (kerr != KCGI_OK)
3154 				goto done;
3155 			kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
3156 			if (kerr != KCGI_OK)
3157 				goto done;
3158 
3159 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3160 			    KATTR_ID, "dotted_line", KATTR__MAX);
3161 			if (kerr != KCGI_OK)
3162 				goto done;
3163 			kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
3164 			if (kerr != KCGI_OK)
3165 				goto done;
3166 			break;
3167 		case TAGFULL:
3168 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3169 			    KATTR_ID, "tag_info_date_title", KATTR__MAX);
3170 			if (kerr != KCGI_OK)
3171 				goto done;
3172 			kerr = khtml_puts(gw_trans->gw_html_req, "Tag Date:");
3173 			if (kerr != KCGI_OK)
3174 				goto done;
3175 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3176 			if (kerr != KCGI_OK)
3177 				goto done;
3178 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3179 			    KATTR_ID, "tag_info_date", KATTR__MAX);
3180 			if (kerr != KCGI_OK)
3181 				goto done;
3182 			error = gw_get_time_str(&age, tagger_time, TM_LONG);
3183 			if (error)
3184 				goto done;
3185 			kerr = khtml_puts(gw_trans->gw_html_req,
3186 			    age ? age : "");
3187 			if (kerr != KCGI_OK)
3188 				goto done;
3189 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3190 			if (kerr != KCGI_OK)
3191 				goto done;
3192 
3193 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3194 			    KATTR_ID, "tag_info_tagger_title", KATTR__MAX);
3195 			if (kerr != KCGI_OK)
3196 				goto done;
3197 			kerr = khtml_puts(gw_trans->gw_html_req, "Tagger:");
3198 			if (kerr != KCGI_OK)
3199 				goto done;
3200 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3201 			if (kerr != KCGI_OK)
3202 				goto done;
3203 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3204 			    KATTR_ID, "tag_info_date", KATTR__MAX);
3205 			if (kerr != KCGI_OK)
3206 				goto done;
3207 			kerr = khtml_puts(gw_trans->gw_html_req, tagger);
3208 			if (kerr != KCGI_OK)
3209 				goto done;
3210 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3211 			if (kerr != KCGI_OK)
3212 				goto done;
3213 
3214 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
3215 			    KATTR_ID, "tag_info", KATTR__MAX);
3216 			if (kerr != KCGI_OK)
3217 				goto done;
3218 			kerr = khttp_puts(gw_trans->gw_req, tag_commit);
3219 			if (kerr != KCGI_OK)
3220 				goto done;
3221 			break;
3222 		default:
3223 			break;
3224 		}
3225 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
3226 		if (kerr != KCGI_OK)
3227 			goto done;
3228 
3229 		if (limit && --limit == 0)
3230 			chk_next = 1;
3231 
3232 		if (tag)
3233 			got_object_tag_close(tag);
3234 		tag = NULL;
3235 		free(id_str);
3236 		id_str = NULL;
3237 		free(age);
3238 		age = NULL;
3239 		free(tag_commit0);
3240 		tag_commit0 = NULL;
3241 		free(href_tag);
3242 		href_tag = NULL;
3243 		free(href_briefs);
3244 		href_briefs = NULL;
3245 		free(href_commits);
3246 		href_commits = NULL;
3247 	}
3248 	if (tag_count == 0) {
3249 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3250 		    "summary_tags_title_wrapper", KATTR__MAX);
3251 		if (kerr != KCGI_OK)
3252 			goto done;
3253 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3254 		    "summary_tags_title", KATTR__MAX);
3255 		if (kerr != KCGI_OK)
3256 			goto done;
3257 		kerr = khtml_puts(gw_trans->gw_html_req, "Tags");
3258 		if (kerr != KCGI_OK)
3259 			goto done;
3260 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
3261 		if (kerr != KCGI_OK)
3262 			goto done;
3263 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3264 		    "summary_tags_content", KATTR__MAX);
3265 		if (kerr != KCGI_OK)
3266 			goto done;
3267 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3268 		    "tags_info", KATTR__MAX);
3269 		if (kerr != KCGI_OK)
3270 			goto done;
3271 		kerr = khttp_puts(gw_trans->gw_req,
3272 		    "There are no tags for this repo.");
3273 		if (kerr != KCGI_OK)
3274 			goto done;
3275 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
3276 	}
3277 done:
3278 	if (tag)
3279 		got_object_tag_close(tag);
3280 	free(id_str);
3281 	free(age);
3282 	free(tag_commit0);
3283 	free(href_tag);
3284 	free(href_briefs);
3285 	free(href_commits);
3286 	got_ref_list_free(&refs);
3287 	if (error == NULL && kerr != KCGI_OK)
3288 		error = gw_kcgi_error(kerr);
3289 	return error;
3290 }
3291 
3292 static void
3293 gw_free_header(struct gw_header *header)
3294 {
3295 	free(header->path);
3296 	free(header->author);
3297 	free(header->committer);
3298 	free(header->refs_str);
3299 	free(header->commit_id);
3300 	free(header->parent_id);
3301 	free(header->tree_id);
3302 	free(header->commit_msg);
3303 }
3304 
3305 static struct gw_header *
3306 gw_init_header()
3307 {
3308 	struct gw_header *header;
3309 
3310 	header = malloc(sizeof(*header));
3311 	if (header == NULL)
3312 		return NULL;
3313 
3314 	header->path = NULL;
3315 	SIMPLEQ_INIT(&header->refs);
3316 
3317 	header->refs_str = NULL;
3318 	header->commit_id = NULL;
3319 	header->committer = NULL;
3320 	header->author = NULL;
3321 	header->parent_id = NULL;
3322 	header->tree_id = NULL;
3323 	header->commit_msg = NULL;
3324 
3325 	return header;
3326 }
3327 
3328 static const struct got_error *
3329 gw_get_commits(struct gw_trans * gw_trans, struct gw_header *header,
3330     int limit, struct got_object_id *id)
3331 {
3332 	const struct got_error *error = NULL;
3333 	struct got_commit_graph *graph = NULL;
3334 	struct got_commit_object *commit = NULL;
3335 	int chk_next = 0, chk_multi = 0, prev_set = 0;
3336 
3337 	error = got_commit_graph_open(&graph, header->path, 0);
3338 	if (error)
3339 		return error;
3340 
3341 	error = got_commit_graph_iter_start(graph, id, gw_trans->repo, NULL,
3342 	    NULL);
3343 	if (error)
3344 		goto done;
3345 
3346 	for (;;) {
3347 		error = got_commit_graph_iter_next(&id, graph, gw_trans->repo,
3348 		    NULL, NULL);
3349 		if (error) {
3350 			if (error->code == GOT_ERR_ITER_COMPLETED)
3351 				error = NULL;
3352 			goto done;
3353 		}
3354 		if (id == NULL)
3355 			goto done;
3356 
3357 		error = got_object_open_as_commit(&commit, gw_trans->repo, id);
3358 			if (error)
3359 				goto done;
3360 		if (limit == 1 && chk_multi == 0 &&
3361 		    gw_trans->gw_conf->got_max_commits_display != 1) {
3362 			error = gw_get_commit(gw_trans, header, commit, id);
3363 			if (error)
3364 				goto done;
3365 		} else {
3366 			chk_multi = 1;
3367 			struct gw_header *n_header = NULL;
3368 			if ((n_header = gw_init_header()) == NULL) {
3369 				error = got_error_from_errno("malloc");
3370 				goto done;
3371 			}
3372 			error = got_ref_list(&n_header->refs, gw_trans->repo,
3373 			    NULL, got_ref_cmp_by_name, NULL);
3374 			if (error)
3375 				goto done;
3376 
3377 			error = gw_get_commit(gw_trans, n_header, commit, id);
3378 			if (error)
3379 				goto done;
3380 			got_ref_list_free(&n_header->refs);
3381 
3382 			/*
3383 			 * we have a commit_id now, so copy it to next_prev_id
3384 			 * for navigation through gw_briefs and gw_commits
3385 			 */
3386 			if (gw_trans->next_prev_id == NULL && prev_set == 0 &&
3387 			    (gw_trans->action == GW_BRIEFS ||
3388 			     gw_trans->action == GW_COMMITS ||
3389 			     gw_trans->action == GW_SUMMARY)) {
3390 				prev_set = 1;
3391 				gw_trans->next_prev_id =
3392 				    strdup(n_header->commit_id);
3393 				if (gw_trans->next_prev_id == NULL) {
3394 					error = got_error_from_errno("strdup");
3395 					goto done;
3396 				}
3397 			}
3398 
3399 			/*
3400 			 * check for one more commit before breaking,
3401 			 * so we know whether to navicate through gw_briefs
3402 			 * gw_commits and gw_summary
3403 			 */
3404 			if (chk_next && (gw_trans->action == GW_BRIEFS||
3405 			    gw_trans->action == GW_COMMITS ||
3406 			    gw_trans->action == GW_SUMMARY)) {
3407 				gw_trans->next_id = strdup(n_header->commit_id);
3408 				if (gw_trans->next_id == NULL)
3409 					error = got_error_from_errno("strdup");
3410 				goto done;
3411 			}
3412 
3413 			TAILQ_INSERT_TAIL(&gw_trans->gw_headers, n_header,
3414 			    entry);
3415 		}
3416 		if (error || (limit && --limit == 0)) {
3417 			if (chk_multi == 0)
3418 				break;
3419 			chk_next = 1;
3420 		}
3421 	}
3422 done:
3423 	if (commit != NULL)
3424 		got_object_commit_close(commit);
3425 	if (graph)
3426 		got_commit_graph_close(graph);
3427 	return error;
3428 }
3429 
3430 static const struct got_error *
3431 gw_get_commit(struct gw_trans *gw_trans, struct gw_header *header,
3432     struct got_commit_object *commit, struct got_object_id *id)
3433 {
3434 	const struct got_error *error = NULL;
3435 	struct got_reflist_entry *re;
3436 	struct got_object_id *id2 = NULL;
3437 	struct got_object_qid *parent_id;
3438 	char *commit_msg = NULL, *commit_msg0;
3439 
3440 	/*print commit*/
3441 	SIMPLEQ_FOREACH(re, &header->refs, entry) {
3442 		char *s;
3443 		const char *name;
3444 		struct got_tag_object *tag = NULL;
3445 		int cmp;
3446 
3447 		if (got_ref_is_symbolic(re->ref))
3448 			continue;
3449 
3450 		name = got_ref_get_name(re->ref);
3451 		if (strncmp(name, "refs/", 5) == 0)
3452 			name += 5;
3453 		if (strncmp(name, "got/", 4) == 0)
3454 			continue;
3455 		if (strncmp(name, "heads/", 6) == 0)
3456 			name += 6;
3457 		if (strncmp(name, "remotes/", 8) == 0)
3458 			name += 8;
3459 		if (strncmp(name, "tags/", 5) == 0) {
3460 			error = got_object_open_as_tag(&tag, gw_trans->repo,
3461 			    re->id);
3462 			if (error) {
3463 				if (error->code != GOT_ERR_OBJ_TYPE)
3464 					continue;
3465 				/*
3466 				 * Ref points at something other
3467 				 * than a tag.
3468 				 */
3469 				error = NULL;
3470 				tag = NULL;
3471 			}
3472 		}
3473 		cmp = got_object_id_cmp(tag ?
3474 		    got_object_tag_get_object_id(tag) : re->id, id);
3475 		if (tag)
3476 			got_object_tag_close(tag);
3477 		if (cmp != 0)
3478 			continue;
3479 		s = header->refs_str;
3480 		if (asprintf(&header->refs_str, "%s%s%s", s ? s : "",
3481 		    s ? ", " : "", name) == -1) {
3482 			error = got_error_from_errno("asprintf");
3483 			free(s);
3484 			header->refs_str = NULL;
3485 			return error;
3486 		}
3487 		free(s);
3488 	}
3489 
3490 	error = got_object_id_str(&header->commit_id, id);
3491 	if (error)
3492 		return error;
3493 
3494 	error = got_object_id_str(&header->tree_id,
3495 	    got_object_commit_get_tree_id(commit));
3496 	if (error)
3497 		return error;
3498 
3499 	if (gw_trans->action == GW_DIFF) {
3500 		parent_id = SIMPLEQ_FIRST(
3501 		    got_object_commit_get_parent_ids(commit));
3502 		if (parent_id != NULL) {
3503 			id2 = got_object_id_dup(parent_id->id);
3504 			free (parent_id);
3505 			error = got_object_id_str(&header->parent_id, id2);
3506 			if (error)
3507 				return error;
3508 			free(id2);
3509 		} else {
3510 			header->parent_id = strdup("/dev/null");
3511 			if (header->parent_id == NULL) {
3512 				error = got_error_from_errno("strdup");
3513 				return error;
3514 			}
3515 		}
3516 	}
3517 
3518 	header->committer_time =
3519 	    got_object_commit_get_committer_time(commit);
3520 
3521 	header->author =
3522 	    strdup(got_object_commit_get_author(commit));
3523 	if (header->author == NULL) {
3524 		error = got_error_from_errno("strdup");
3525 		return error;
3526 	}
3527 	header->committer =
3528 	    strdup(got_object_commit_get_committer(commit));
3529 	if (header->committer == NULL) {
3530 		error = got_error_from_errno("strdup");
3531 		return error;
3532 	}
3533 	error = got_object_commit_get_logmsg(&commit_msg0, commit);
3534 	if (error)
3535 		return error;
3536 
3537 	commit_msg = commit_msg0;
3538 	while (*commit_msg == '\n')
3539 		commit_msg++;
3540 
3541 	header->commit_msg = strdup(commit_msg);
3542 	if (header->commit_msg == NULL)
3543 		error = got_error_from_errno("strdup");
3544 	free(commit_msg0);
3545 	return error;
3546 }
3547 
3548 static const struct got_error *
3549 gw_get_header(struct gw_trans *gw_trans, struct gw_header *header, int limit)
3550 {
3551 	const struct got_error *error = NULL;
3552 	char *in_repo_path = NULL;
3553 	struct got_object_id *id = NULL;
3554 
3555 	error = got_repo_open(&gw_trans->repo, gw_trans->repo_path, NULL);
3556 	if (error)
3557 		return error;
3558 
3559 	if (gw_trans->commit_id == NULL) {
3560 		struct got_reference *head_ref;
3561 		error = got_ref_open(&head_ref, gw_trans->repo,
3562 		    gw_trans->headref, 0);
3563 		if (error)
3564 			return error;
3565 
3566 		error = got_ref_resolve(&id, gw_trans->repo, head_ref);
3567 		got_ref_close(head_ref);
3568 		if (error)
3569 			return error;
3570 	} else {
3571 		struct got_reference *ref;
3572 
3573 		error = got_ref_open(&ref, gw_trans->repo,
3574 		    gw_trans->commit_id, 0);
3575 		if (error == NULL) {
3576 			int obj_type;
3577 			error = got_ref_resolve(&id, gw_trans->repo, ref);
3578 			got_ref_close(ref);
3579 			if (error)
3580 				return error;
3581 			error = got_object_get_type(&obj_type, gw_trans->repo,
3582 			    id);
3583 			if (error)
3584 				goto done;
3585 			if (obj_type == GOT_OBJ_TYPE_TAG) {
3586 				struct got_tag_object *tag;
3587 				error = got_object_open_as_tag(&tag,
3588 				    gw_trans->repo, id);
3589 				if (error)
3590 					goto done;
3591 				if (got_object_tag_get_object_type(tag) !=
3592 				    GOT_OBJ_TYPE_COMMIT) {
3593 					got_object_tag_close(tag);
3594 					error = got_error(GOT_ERR_OBJ_TYPE);
3595 					goto done;
3596 				}
3597 				free(id);
3598 				id = got_object_id_dup(
3599 				    got_object_tag_get_object_id(tag));
3600 				if (id == NULL)
3601 					error = got_error_from_errno(
3602 					    "got_object_id_dup");
3603 				got_object_tag_close(tag);
3604 				if (error)
3605 					goto done;
3606 			} else if (obj_type != GOT_OBJ_TYPE_COMMIT) {
3607 				error = got_error(GOT_ERR_OBJ_TYPE);
3608 				goto done;
3609 			}
3610 		}
3611 		error = got_repo_match_object_id_prefix(&id,
3612 			    gw_trans->commit_id, GOT_OBJ_TYPE_COMMIT,
3613 			    gw_trans->repo);
3614 		if (error)
3615 			goto done;
3616 	}
3617 
3618 	error = got_repo_map_path(&in_repo_path, gw_trans->repo,
3619 	    gw_trans->repo_path, 1);
3620 	if (error)
3621 		goto done;
3622 
3623 	if (in_repo_path) {
3624 		header->path = strdup(in_repo_path);
3625 		if (header->path == NULL) {
3626 			error = got_error_from_errno("strdup");
3627 			goto done;
3628 		}
3629 	}
3630 
3631 	error = got_ref_list(&header->refs, gw_trans->repo, NULL,
3632 	    got_ref_cmp_by_name, NULL);
3633 	if (error)
3634 		goto done;
3635 
3636 	error = gw_get_commits(gw_trans, header, limit, id);
3637 done:
3638 	got_ref_list_free(&header->refs);
3639 	free(id);
3640 	free(in_repo_path);
3641 	return error;
3642 }
3643 
3644 struct blame_line {
3645 	int annotated;
3646 	char *id_str;
3647 	char *committer;
3648 	char datebuf[11]; /* YYYY-MM-DD + NUL */
3649 };
3650 
3651 struct gw_blame_cb_args {
3652 	struct blame_line *lines;
3653 	int nlines;
3654 	int nlines_prec;
3655 	int lineno_cur;
3656 	off_t *line_offsets;
3657 	FILE *f;
3658 	struct got_repository *repo;
3659 	struct gw_trans *gw_trans;
3660 };
3661 
3662 static const struct got_error *
3663 gw_blame_cb(void *arg, int nlines, int lineno, struct got_object_id *id)
3664 {
3665 	const struct got_error *err = NULL;
3666 	struct gw_blame_cb_args *a = arg;
3667 	struct blame_line *bline;
3668 	char *line = NULL;
3669 	size_t linesize = 0;
3670 	struct got_commit_object *commit = NULL;
3671 	off_t offset;
3672 	struct tm tm;
3673 	time_t committer_time;
3674 	enum kcgi_err kerr = KCGI_OK;
3675 
3676 	if (nlines != a->nlines ||
3677 	    (lineno != -1 && lineno < 1) || lineno > a->nlines)
3678 		return got_error(GOT_ERR_RANGE);
3679 
3680 	if (lineno == -1)
3681 		return NULL; /* no change in this commit */
3682 
3683 	/* Annotate this line. */
3684 	bline = &a->lines[lineno - 1];
3685 	if (bline->annotated)
3686 		return NULL;
3687 	err = got_object_id_str(&bline->id_str, id);
3688 	if (err)
3689 		return err;
3690 
3691 	err = got_object_open_as_commit(&commit, a->repo, id);
3692 	if (err)
3693 		goto done;
3694 
3695 	bline->committer = strdup(got_object_commit_get_committer(commit));
3696 	if (bline->committer == NULL) {
3697 		err = got_error_from_errno("strdup");
3698 		goto done;
3699 	}
3700 
3701 	committer_time = got_object_commit_get_committer_time(commit);
3702 	if (localtime_r(&committer_time, &tm) == NULL)
3703 		return got_error_from_errno("localtime_r");
3704 	if (strftime(bline->datebuf, sizeof(bline->datebuf), "%G-%m-%d",
3705 	    &tm) >= sizeof(bline->datebuf)) {
3706 		err = got_error(GOT_ERR_NO_SPACE);
3707 		goto done;
3708 	}
3709 	bline->annotated = 1;
3710 
3711 	/* Print lines annotated so far. */
3712 	bline = &a->lines[a->lineno_cur - 1];
3713 	if (!bline->annotated)
3714 		goto done;
3715 
3716 	offset = a->line_offsets[a->lineno_cur - 1];
3717 	if (fseeko(a->f, offset, SEEK_SET) == -1) {
3718 		err = got_error_from_errno("fseeko");
3719 		goto done;
3720 	}
3721 
3722 	while (bline->annotated) {
3723 		char *smallerthan, *at, *nl, *committer;
3724 		char *href_diff = NULL;
3725 		size_t len;
3726 
3727 		if (getline(&line, &linesize, a->f) == -1) {
3728 			if (ferror(a->f))
3729 				err = got_error_from_errno("getline");
3730 			break;
3731 		}
3732 
3733 		committer = bline->committer;
3734 		smallerthan = strchr(committer, '<');
3735 		if (smallerthan && smallerthan[1] != '\0')
3736 			committer = smallerthan + 1;
3737 		at = strchr(committer, '@');
3738 		if (at)
3739 			*at = '\0';
3740 		len = strlen(committer);
3741 		if (len >= 9)
3742 			committer[8] = '\0';
3743 
3744 		nl = strchr(line, '\n');
3745 		if (nl)
3746 			*nl = '\0';
3747 
3748 		kerr = khtml_attr(a->gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3749 		    "blame_wrapper", KATTR__MAX);
3750 		if (kerr != KCGI_OK)
3751 			goto err;
3752 		kerr = khtml_attr(a->gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3753 		    "blame_number", KATTR__MAX);
3754 		if (kerr != KCGI_OK)
3755 			goto err;
3756 		kerr = khtml_printf(a->gw_trans->gw_html_req, "%.*d",
3757 		    a->nlines_prec, a->lineno_cur);
3758 		if (kerr != KCGI_OK)
3759 			goto err;
3760 		kerr = khtml_closeelem(a->gw_trans->gw_html_req, 1);
3761 		if (kerr != KCGI_OK)
3762 			goto err;
3763 
3764 		kerr = khtml_attr(a->gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3765 		    "blame_hash", KATTR__MAX);
3766 		if (kerr != KCGI_OK)
3767 			goto err;
3768 
3769 		if (asprintf(&href_diff,
3770 		    "?path=%s&action=diff&commit=%s",
3771 		    a->gw_trans->repo_name, bline->id_str) == -1) {
3772 			err = got_error_from_errno("asprintf");
3773 			goto err;
3774 		}
3775 		kerr = khtml_attr(a->gw_trans->gw_html_req, KELEM_A,
3776 		    KATTR_HREF, href_diff, KATTR__MAX);
3777 		if (kerr != KCGI_OK)
3778 			goto done;
3779 		kerr = khtml_printf(a->gw_trans->gw_html_req, "%.8s",
3780 		    bline->id_str);
3781 		if (kerr != KCGI_OK)
3782 			goto err;
3783 		kerr = khtml_closeelem(a->gw_trans->gw_html_req, 2);
3784 		if (kerr != KCGI_OK)
3785 			goto err;
3786 
3787 		kerr = khtml_attr(a->gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3788 		    "blame_date", KATTR__MAX);
3789 		if (kerr != KCGI_OK)
3790 			goto err;
3791 		kerr = khtml_puts(a->gw_trans->gw_html_req, bline->datebuf);
3792 		if (kerr != KCGI_OK)
3793 			goto err;
3794 		kerr = khtml_closeelem(a->gw_trans->gw_html_req, 1);
3795 		if (kerr != KCGI_OK)
3796 			goto err;
3797 
3798 		kerr = khtml_attr(a->gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3799 		    "blame_author", KATTR__MAX);
3800 		if (kerr != KCGI_OK)
3801 			goto err;
3802 		kerr = khtml_puts(a->gw_trans->gw_html_req, committer);
3803 		if (kerr != KCGI_OK)
3804 			goto err;
3805 		kerr = khtml_closeelem(a->gw_trans->gw_html_req, 1);
3806 		if (kerr != KCGI_OK)
3807 			goto err;
3808 
3809 		kerr = khtml_attr(a->gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
3810 		    "blame_code", KATTR__MAX);
3811 		if (kerr != KCGI_OK)
3812 			goto err;
3813 		kerr = khtml_puts(a->gw_trans->gw_html_req, line);
3814 		if (kerr != KCGI_OK)
3815 			goto err;
3816 		kerr = khtml_closeelem(a->gw_trans->gw_html_req, 1);
3817 		if (kerr != KCGI_OK)
3818 			goto err;
3819 
3820 		kerr = khtml_closeelem(a->gw_trans->gw_html_req, 1);
3821 		if (kerr != KCGI_OK)
3822 			goto err;
3823 
3824 		a->lineno_cur++;
3825 		bline = &a->lines[a->lineno_cur - 1];
3826 err:
3827 		free(href_diff);
3828 	}
3829 done:
3830 	if (commit)
3831 		got_object_commit_close(commit);
3832 	free(line);
3833 	if (err == NULL && kerr != KCGI_OK)
3834 		err = gw_kcgi_error(kerr);
3835 	return err;
3836 }
3837 
3838 static const struct got_error *
3839 gw_output_file_blame(struct gw_trans *gw_trans)
3840 {
3841 	const struct got_error *error = NULL;
3842 	struct got_object_id *obj_id = NULL;
3843 	struct got_object_id *commit_id = NULL;
3844 	struct got_blob_object *blob = NULL;
3845 	char *path = NULL, *in_repo_path = NULL;
3846 	struct gw_blame_cb_args bca;
3847 	int i, obj_type;
3848 	size_t filesize;
3849 
3850 	if (asprintf(&path, "%s%s%s",
3851 	    gw_trans->repo_folder ? gw_trans->repo_folder : "",
3852 	    gw_trans->repo_folder ? "/" : "",
3853 	    gw_trans->repo_file) == -1) {
3854 		error = got_error_from_errno("asprintf");
3855 		goto done;
3856 	}
3857 
3858 	error = got_repo_map_path(&in_repo_path, gw_trans->repo, path, 1);
3859 	if (error)
3860 		goto done;
3861 
3862 	error = got_repo_match_object_id(&commit_id, NULL, gw_trans->commit_id,
3863 	    GOT_OBJ_TYPE_COMMIT, 1, gw_trans->repo);
3864 	if (error)
3865 		goto done;
3866 
3867 	error = got_object_id_by_path(&obj_id, gw_trans->repo, commit_id,
3868 	    in_repo_path);
3869 	if (error)
3870 		goto done;
3871 
3872 	if (obj_id == NULL) {
3873 		error = got_error(GOT_ERR_NO_OBJ);
3874 		goto done;
3875 	}
3876 
3877 	error = got_object_get_type(&obj_type, gw_trans->repo, obj_id);
3878 	if (error)
3879 		goto done;
3880 
3881 	if (obj_type != GOT_OBJ_TYPE_BLOB) {
3882 		error = got_error(GOT_ERR_OBJ_TYPE);
3883 		goto done;
3884 	}
3885 
3886 	error = got_object_open_as_blob(&blob, gw_trans->repo, obj_id, 8192);
3887 	if (error)
3888 		goto done;
3889 
3890 	bca.f = got_opentemp();
3891 	if (bca.f == NULL) {
3892 		error = got_error_from_errno("got_opentemp");
3893 		goto done;
3894 	}
3895 	error = got_object_blob_dump_to_file(&filesize, &bca.nlines,
3896 	    &bca.line_offsets, bca.f, blob);
3897 	if (error || bca.nlines == 0)
3898 		goto done;
3899 
3900 	/* Don't include \n at EOF in the blame line count. */
3901 	if (bca.line_offsets[bca.nlines - 1] == filesize)
3902 		bca.nlines--;
3903 
3904 	bca.lines = calloc(bca.nlines, sizeof(*bca.lines));
3905 	if (bca.lines == NULL) {
3906 		error = got_error_from_errno("calloc");
3907 		goto done;
3908 	}
3909 	bca.lineno_cur = 1;
3910 	bca.nlines_prec = 0;
3911 	i = bca.nlines;
3912 	while (i > 0) {
3913 		i /= 10;
3914 		bca.nlines_prec++;
3915 	}
3916 	bca.repo = gw_trans->repo;
3917 	bca.gw_trans = gw_trans;
3918 
3919 	error = got_blame(in_repo_path, commit_id, gw_trans->repo, gw_blame_cb,
3920 	    &bca, NULL, NULL);
3921 done:
3922 	free(in_repo_path);
3923 	free(commit_id);
3924 	free(obj_id);
3925 	free(path);
3926 
3927 	if (blob) {
3928 		free(bca.line_offsets);
3929 		for (i = 0; i < bca.nlines; i++) {
3930 			struct blame_line *bline = &bca.lines[i];
3931 			free(bline->id_str);
3932 			free(bline->committer);
3933 		}
3934 		free(bca.lines);
3935 		if (bca.f && fclose(bca.f) == EOF && error == NULL)
3936 			error = got_error_from_errno("fclose");
3937 	}
3938 	if (blob)
3939 		got_object_blob_close(blob);
3940 	return error;
3941 }
3942 
3943 static const struct got_error *
3944 gw_output_blob_buf(struct gw_trans *gw_trans)
3945 {
3946 	const struct got_error *error = NULL;
3947 	struct got_object_id *obj_id = NULL;
3948 	struct got_object_id *commit_id = NULL;
3949 	struct got_blob_object *blob = NULL;
3950 	char *path = NULL, *in_repo_path = NULL;
3951 	int obj_type, set_mime = 0;
3952 	size_t len, hdrlen;
3953 	const uint8_t *buf;
3954 	enum kcgi_err kerr = KCGI_OK;
3955 
3956 	if (asprintf(&path, "%s%s%s",
3957 	    gw_trans->repo_folder ? gw_trans->repo_folder : "",
3958 	    gw_trans->repo_folder ? "/" : "",
3959 	    gw_trans->repo_file) == -1) {
3960 		error = got_error_from_errno("asprintf");
3961 		goto done;
3962 	}
3963 
3964 	error = got_repo_map_path(&in_repo_path, gw_trans->repo, path, 1);
3965 	if (error)
3966 		goto done;
3967 
3968 	error = got_repo_match_object_id(&commit_id, NULL, gw_trans->commit_id,
3969 	    GOT_OBJ_TYPE_COMMIT, 1, gw_trans->repo);
3970 	if (error)
3971 		goto done;
3972 
3973 	error = got_object_id_by_path(&obj_id, gw_trans->repo, commit_id,
3974 	    in_repo_path);
3975 	if (error)
3976 		goto done;
3977 
3978 	if (obj_id == NULL) {
3979 		error = got_error(GOT_ERR_NO_OBJ);
3980 		goto done;
3981 	}
3982 
3983 	error = got_object_get_type(&obj_type, gw_trans->repo, obj_id);
3984 	if (error)
3985 		goto done;
3986 
3987 	if (obj_type != GOT_OBJ_TYPE_BLOB) {
3988 		error = got_error(GOT_ERR_OBJ_TYPE);
3989 		goto done;
3990 	}
3991 
3992 	error = got_object_open_as_blob(&blob, gw_trans->repo, obj_id, 8192);
3993 	if (error)
3994 		goto done;
3995 
3996 	hdrlen = got_object_blob_get_hdrlen(blob);
3997 	do {
3998 		error = got_object_blob_read_block(&len, blob);
3999 		if (error)
4000 			goto done;
4001 		buf = got_object_blob_get_read_buf(blob);
4002 
4003 		/*
4004 		 * Skip blob object header first time around,
4005 		 * which also contains a zero byte.
4006 		 */
4007 		buf += hdrlen;
4008 		if (set_mime == 0) {
4009 			if (isbinary(buf, len - hdrlen))
4010 				gw_trans->mime = KMIME_APP_OCTET_STREAM;
4011 			else
4012 				gw_trans->mime = KMIME_TEXT_PLAIN;
4013 			set_mime = 1;
4014 			error = gw_display_index(gw_trans);
4015 			if (error)
4016 				goto done;
4017 		}
4018 		kerr = khttp_write(gw_trans->gw_req, buf, len - hdrlen);
4019 		if (kerr != KCGI_OK)
4020 			goto done;
4021 		hdrlen = 0;
4022 	} while (len != 0);
4023 done:
4024 	free(in_repo_path);
4025 	free(commit_id);
4026 	free(obj_id);
4027 	free(path);
4028 	if (blob)
4029 		got_object_blob_close(blob);
4030 	if (error == NULL && kerr != KCGI_OK)
4031 		error = gw_kcgi_error(kerr);
4032 	return error;
4033 }
4034 
4035 static const struct got_error *
4036 gw_output_repo_tree(struct gw_trans *gw_trans)
4037 {
4038 	const struct got_error *error = NULL;
4039 	struct got_object_id *tree_id = NULL, *commit_id = NULL;
4040 	struct got_tree_object *tree = NULL;
4041 	char *path = NULL, *in_repo_path = NULL;
4042 	char *id_str = NULL;
4043 	char *build_folder = NULL;
4044 	char *href_blob = NULL, *href_blame = NULL;
4045 	const char *class = NULL;
4046 	int nentries, i, class_flip = 0;
4047 	enum kcgi_err kerr = KCGI_OK;
4048 
4049 	if (gw_trans->repo_folder != NULL) {
4050 		path = strdup(gw_trans->repo_folder);
4051 		if (path == NULL) {
4052 			error = got_error_from_errno("strdup");
4053 			goto done;
4054 		}
4055 	} else {
4056 		error = got_repo_map_path(&in_repo_path, gw_trans->repo,
4057 		    gw_trans->repo_path, 1);
4058 		if (error)
4059 			goto done;
4060 		free(path);
4061 		path = in_repo_path;
4062 	}
4063 
4064 	if (gw_trans->commit_id == NULL) {
4065 		struct got_reference *head_ref;
4066 		error = got_ref_open(&head_ref, gw_trans->repo,
4067 		    gw_trans->headref, 0);
4068 		if (error)
4069 			goto done;
4070 		error = got_ref_resolve(&commit_id, gw_trans->repo, head_ref);
4071 		if (error)
4072 			goto done;
4073 		got_ref_close(head_ref);
4074 		/*
4075 		 * gw_trans->commit_id was not parsed from the querystring
4076 		 * we hit this code path from gw_index, where we don't know the
4077 		 * commit values for the tree link yet, so set
4078 		 * gw_trans->commit_id here to continue further into the tree
4079 		 */
4080 		error = got_object_id_str(&gw_trans->commit_id, commit_id);
4081 		if (error)
4082 			goto done;
4083 
4084 	} else {
4085 		error = got_repo_match_object_id(&commit_id, NULL,
4086 		    gw_trans->commit_id, GOT_OBJ_TYPE_COMMIT, 1,
4087 		    gw_trans->repo);
4088 		if (error)
4089 			goto done;
4090 	}
4091 
4092 	error = got_object_id_by_path(&tree_id, gw_trans->repo, commit_id,
4093 	    path);
4094 	if (error)
4095 		goto done;
4096 
4097 	error = got_object_open_as_tree(&tree, gw_trans->repo, tree_id);
4098 	if (error)
4099 		goto done;
4100 
4101 	nentries = got_object_tree_get_nentries(tree);
4102 	for (i = 0; i < nentries; i++) {
4103 		struct got_tree_entry *te;
4104 		const char *modestr = "";
4105 		mode_t mode;
4106 
4107 		te = got_object_tree_get_entry(tree, i);
4108 
4109 		error = got_object_id_str(&id_str, got_tree_entry_get_id(te));
4110 		if (error)
4111 			goto done;
4112 
4113 		mode = got_tree_entry_get_mode(te);
4114 		if (got_object_tree_entry_is_submodule(te))
4115 			modestr = "$";
4116 		else if (S_ISLNK(mode))
4117 			modestr = "@";
4118 		else if (S_ISDIR(mode))
4119 			modestr = "/";
4120 		else if (mode & S_IXUSR)
4121 			modestr = "*";
4122 
4123 		if (class_flip == 0) {
4124 			class = "back_lightgray";
4125 			class_flip = 1;
4126 		} else {
4127 			class = "back_white";
4128 			class_flip = 0;
4129 		}
4130 
4131 		if (S_ISDIR(mode)) {
4132 			if (asprintf(&build_folder, "%s/%s",
4133 			    gw_trans->repo_folder ? gw_trans->repo_folder : "",
4134 			    got_tree_entry_get_name(te)) == -1) {
4135 				error = got_error_from_errno("asprintf");
4136 				goto done;
4137 			}
4138 			if (asprintf(&href_blob,
4139 			    "?path=%s&action=%s&commit=%s&folder=%s",
4140 			    gw_trans->repo_name, gw_get_action_name(gw_trans),
4141 			    gw_trans->commit_id, build_folder) == -1) {
4142 				error = got_error_from_errno("asprintf");
4143 				goto done;
4144 			}
4145 
4146 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4147 			    KATTR_ID, "tree_wrapper", KATTR__MAX);
4148 			if (kerr != KCGI_OK)
4149 				goto done;
4150 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4151 			    KATTR_ID, "tree_line", KATTR_CLASS, class,
4152 			    KATTR__MAX);
4153 			if (kerr != KCGI_OK)
4154 				goto done;
4155 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
4156 			    KATTR_HREF, href_blob, KATTR_CLASS,
4157 			    "diff_directory", KATTR__MAX);
4158 			if (kerr != KCGI_OK)
4159 				goto done;
4160 			kerr = khtml_printf(gw_trans->gw_html_req, "%s%s",
4161 			    got_tree_entry_get_name(te), modestr);
4162 			if (kerr != KCGI_OK)
4163 				goto done;
4164 			kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
4165 			if (kerr != KCGI_OK)
4166 				goto done;
4167 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4168 			    KATTR_ID, "tree_line_blank", KATTR_CLASS, class,
4169 			    KATTR__MAX);
4170 			if (kerr != KCGI_OK)
4171 				goto done;
4172 			kerr = khtml_entity(gw_trans->gw_html_req,
4173 			    KENTITY_nbsp);
4174 			if (kerr != KCGI_OK)
4175 				goto done;
4176 			kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
4177 			if (kerr != KCGI_OK)
4178 				goto done;
4179 		} else {
4180 			if (asprintf(&href_blob,
4181 			    "?path=%s&action=%s&commit=%s&file=%s&folder=%s",
4182 			    gw_trans->repo_name, "blob", gw_trans->commit_id,
4183 			    got_tree_entry_get_name(te),
4184 			    gw_trans->repo_folder ?
4185 			    gw_trans->repo_folder : "") == -1) {
4186 				error = got_error_from_errno("asprintf");
4187 				goto done;
4188 			}
4189 			if (asprintf(&href_blame,
4190 			    "?path=%s&action=%s&commit=%s&file=%s&folder=%s",
4191 			    gw_trans->repo_name, "blame", gw_trans->commit_id,
4192 			    got_tree_entry_get_name(te),
4193 			    gw_trans->repo_folder ?
4194 			    gw_trans->repo_folder : "") == -1) {
4195 				error = got_error_from_errno("asprintf");
4196 				goto done;
4197 			}
4198 
4199 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4200 			    KATTR_ID, "tree_wrapper", KATTR__MAX);
4201 			if (kerr != KCGI_OK)
4202 				goto done;
4203 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4204 			    KATTR_ID, "tree_line", KATTR_CLASS, class,
4205 			    KATTR__MAX);
4206 			if (kerr != KCGI_OK)
4207 				goto done;
4208 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
4209 			    KATTR_HREF, href_blob, KATTR__MAX);
4210 			if (kerr != KCGI_OK)
4211 				goto done;
4212 			kerr = khtml_printf(gw_trans->gw_html_req, "%s%s",
4213 			    got_tree_entry_get_name(te), modestr);
4214 			if (kerr != KCGI_OK)
4215 				goto done;
4216 			kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
4217 			if (kerr != KCGI_OK)
4218 				goto done;
4219 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4220 			    KATTR_ID, "tree_line_navs", KATTR_CLASS, class,
4221 			    KATTR__MAX);
4222 			if (kerr != KCGI_OK)
4223 				goto done;
4224 
4225 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
4226 			    KATTR_HREF, href_blob, KATTR__MAX);
4227 			if (kerr != KCGI_OK)
4228 				goto done;
4229 			kerr = khtml_puts(gw_trans->gw_html_req, "blob");
4230 			if (kerr != KCGI_OK)
4231 				goto done;
4232 			kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4233 			if (kerr != KCGI_OK)
4234 				goto done;
4235 
4236 			kerr = khtml_puts(gw_trans->gw_html_req, " | ");
4237 			if (kerr != KCGI_OK)
4238 				goto done;
4239 
4240 			kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A,
4241 			    KATTR_HREF, href_blame, KATTR__MAX);
4242 			if (kerr != KCGI_OK)
4243 				goto done;
4244 			kerr = khtml_puts(gw_trans->gw_html_req, "blame");
4245 			if (kerr != KCGI_OK)
4246 				goto done;
4247 
4248 			kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
4249 			if (kerr != KCGI_OK)
4250 				goto done;
4251 		}
4252 		free(id_str);
4253 		id_str = NULL;
4254 		free(href_blob);
4255 		href_blob = NULL;
4256 		free(build_folder);
4257 		build_folder = NULL;
4258 	}
4259 done:
4260 	if (tree)
4261 		got_object_tree_close(tree);
4262 	free(id_str);
4263 	free(href_blob);
4264 	free(href_blame);
4265 	free(in_repo_path);
4266 	free(tree_id);
4267 	free(build_folder);
4268 	if (error == NULL && kerr != KCGI_OK)
4269 		error = gw_kcgi_error(kerr);
4270 	return error;
4271 }
4272 
4273 static const struct got_error *
4274 gw_output_repo_heads(struct gw_trans *gw_trans)
4275 {
4276 	const struct got_error *error = NULL;
4277 	struct got_reflist_head refs;
4278 	struct got_reflist_entry *re;
4279 	char *age = NULL, *href_summary = NULL, *href_briefs = NULL;
4280 	char *href_commits = NULL;
4281 	enum kcgi_err kerr = KCGI_OK;
4282 
4283 	SIMPLEQ_INIT(&refs);
4284 
4285 	error = got_ref_list(&refs, gw_trans->repo, "refs/heads",
4286 	    got_ref_cmp_by_name, NULL);
4287 	if (error)
4288 		goto done;
4289 
4290 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4291 	    KATTR_ID, "summary_heads_title_wrapper", KATTR__MAX);
4292 	if (kerr != KCGI_OK)
4293 		goto done;
4294 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4295 	    KATTR_ID, "summary_heads_title", KATTR__MAX);
4296 	if (kerr != KCGI_OK)
4297 		goto done;
4298 	kerr = khtml_puts(gw_trans->gw_html_req, "Heads");
4299 	if (kerr != KCGI_OK)
4300 		goto done;
4301 	kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
4302 	if (kerr != KCGI_OK)
4303 		goto done;
4304 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4305 	    KATTR_ID, "summary_heads_content", KATTR__MAX);
4306 	if (kerr != KCGI_OK)
4307 		goto done;
4308 
4309 	SIMPLEQ_FOREACH(re, &refs, entry) {
4310 		const char *refname;
4311 
4312 		if (got_ref_is_symbolic(re->ref))
4313 			continue;
4314 
4315 		refname = got_ref_get_name(re->ref);
4316 		if (strncmp(refname, "refs/heads/", 11) != 0)
4317 			continue;
4318 
4319 		error = gw_get_repo_age(&age, gw_trans, gw_trans->gw_dir->path,
4320 		    refname, TM_DIFF);
4321 		if (error)
4322 			goto done;
4323 
4324 		if (strncmp(refname, "refs/heads/", 11) == 0)
4325 			refname += 11;
4326 
4327 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4328 		    KATTR_ID, "heads_wrapper", KATTR__MAX);
4329 		if (kerr != KCGI_OK)
4330 			goto done;
4331 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4332 		    KATTR_ID, "heads_age", KATTR__MAX);
4333 		if (kerr != KCGI_OK)
4334 			goto done;
4335 		kerr = khtml_puts(gw_trans->gw_html_req, age ? age : "");
4336 		if (kerr != KCGI_OK)
4337 			goto done;
4338 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4339 		if (kerr != KCGI_OK)
4340 			goto done;
4341 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4342 		    KATTR_ID, "heads_space", KATTR__MAX);
4343 		if (kerr != KCGI_OK)
4344 			goto done;
4345 		kerr = khtml_entity(gw_trans->gw_html_req, KENTITY_nbsp);
4346 		if (kerr != KCGI_OK)
4347 			goto done;
4348 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4349 		if (kerr != KCGI_OK)
4350 			goto done;
4351 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV,
4352 		    KATTR_ID, "head", KATTR__MAX);
4353 		if (kerr != KCGI_OK)
4354 			goto done;
4355 		if (asprintf(&href_summary,
4356 		    "?path=%s&action=summary&headref=%s",
4357 		    gw_trans->repo_name, refname) == -1) {
4358 			error = got_error_from_errno("asprintf");
4359 			goto done;
4360 		}
4361 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
4362 		    href_summary, KATTR__MAX);
4363 		kerr = khtml_puts(gw_trans->gw_html_req, refname);
4364 		if (kerr != KCGI_OK)
4365 			goto done;
4366 		kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
4367 		if (kerr != KCGI_OK)
4368 			goto done;
4369 
4370 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
4371 		    "navs_wrapper", KATTR__MAX);
4372 		if (kerr != KCGI_OK)
4373 			goto done;
4374 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
4375 		    "navs", KATTR__MAX);
4376 		if (kerr != KCGI_OK)
4377 			goto done;
4378 
4379 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
4380 		    href_summary, KATTR__MAX);
4381 		if (kerr != KCGI_OK)
4382 			goto done;
4383 		kerr = khtml_puts(gw_trans->gw_html_req, "summary");
4384 		if (kerr != KCGI_OK)
4385 			goto done;
4386 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4387 		if (kerr != KCGI_OK)
4388 			goto done;
4389 
4390 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
4391 		if (kerr != KCGI_OK)
4392 			goto done;
4393 		if (asprintf(&href_briefs, "?path=%s&action=briefs&headref=%s",
4394 		    gw_trans->repo_name, refname) == -1) {
4395 			error = got_error_from_errno("asprintf");
4396 			goto done;
4397 		}
4398 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
4399 		    href_briefs, KATTR__MAX);
4400 		if (kerr != KCGI_OK)
4401 			goto done;
4402 		kerr = khtml_puts(gw_trans->gw_html_req, "commit briefs");
4403 		if (kerr != KCGI_OK)
4404 			goto done;
4405 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4406 		if (kerr != KCGI_OK)
4407 			goto done;
4408 
4409 		kerr = khtml_puts(gw_trans->gw_html_req, " | ");
4410 		if (kerr != KCGI_OK)
4411 			goto done;
4412 
4413 		if (asprintf(&href_commits,
4414 		    "?path=%s&action=commits&headref=%s",
4415 		    gw_trans->repo_name, refname) == -1) {
4416 			error = got_error_from_errno("asprintf");
4417 			goto done;
4418 		}
4419 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
4420 		    href_commits, KATTR__MAX);
4421 		if (kerr != KCGI_OK)
4422 			goto done;
4423 		kerr = khtml_puts(gw_trans->gw_html_req, "commits");
4424 		if (kerr != KCGI_OK)
4425 			goto done;
4426 		kerr = khtml_closeelem(gw_trans->gw_html_req, 3);
4427 		if (kerr != KCGI_OK)
4428 			goto done;
4429 
4430 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
4431 		    "dotted_line", KATTR__MAX);
4432 		if (kerr != KCGI_OK)
4433 			goto done;
4434 		kerr = khtml_closeelem(gw_trans->gw_html_req, 2);
4435 		if (kerr != KCGI_OK)
4436 			goto done;
4437 		free(href_summary);
4438 		href_summary = NULL;
4439 		free(href_briefs);
4440 		href_briefs = NULL;
4441 		free(href_commits);
4442 		href_commits = NULL;
4443 	}
4444 done:
4445 	got_ref_list_free(&refs);
4446 	free(href_summary);
4447 	free(href_briefs);
4448 	free(href_commits);
4449 	return error;
4450 }
4451 
4452 static const struct got_error *
4453 gw_output_site_link(struct gw_trans *gw_trans)
4454 {
4455 	const struct got_error *error = NULL;
4456 	char *href_summary = NULL;
4457 	enum kcgi_err kerr = KCGI_OK;
4458 
4459 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
4460 	    "site_link", KATTR__MAX);
4461 	if (kerr != KCGI_OK)
4462 		goto done;
4463 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF, GOTWEB,
4464 	    KATTR__MAX);
4465 	if (kerr != KCGI_OK)
4466 		goto done;
4467 	kerr = khtml_puts(gw_trans->gw_html_req,
4468 	   gw_trans->gw_conf->got_site_link);
4469 	if (kerr != KCGI_OK)
4470 		goto done;
4471 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4472 	if (kerr != KCGI_OK)
4473 		goto done;
4474 
4475 	if (gw_trans->repo_name != NULL) {
4476 		kerr = khtml_puts(gw_trans->gw_html_req, " / ");
4477 		if (kerr != KCGI_OK)
4478 			goto done;
4479 		if (asprintf(&href_summary, "?path=%s&action=summary",
4480 		    gw_trans->repo_name) == -1)
4481 			goto done;
4482 		kerr = khtml_attr(gw_trans->gw_html_req, KELEM_A, KATTR_HREF,
4483 		    href_summary, KATTR__MAX);
4484 		if (kerr != KCGI_OK)
4485 			goto done;
4486 		kerr = khtml_puts(gw_trans->gw_html_req, gw_trans->repo_name);
4487 		if (kerr != KCGI_OK)
4488 			goto done;
4489 		kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4490 		if (kerr != KCGI_OK)
4491 			goto done;
4492 		kerr = khtml_printf(gw_trans->gw_html_req, " / %s",
4493 		    gw_get_action_name(gw_trans));
4494 		if (kerr != KCGI_OK)
4495 			goto done;
4496 	}
4497 
4498 	kerr = khtml_closeelem(gw_trans->gw_html_req, 1);
4499 	if (kerr != KCGI_OK)
4500 		goto done;
4501 done:
4502 	free(href_summary);
4503 	return error;
4504 }
4505 
4506 static const struct got_error *
4507 gw_colordiff_line(struct gw_trans *gw_trans, char *buf)
4508 {
4509 	const struct got_error *error = NULL;
4510 	char *color = NULL;
4511 	enum kcgi_err kerr = KCGI_OK;
4512 
4513 	if (strncmp(buf, "-", 1) == 0)
4514 		color = "diff_minus";
4515 	else if (strncmp(buf, "+", 1) == 0)
4516 		color = "diff_plus";
4517 	else if (strncmp(buf, "@@", 2) == 0)
4518 		color = "diff_chunk_header";
4519 	else if (strncmp(buf, "@@", 2) == 0)
4520 		color = "diff_chunk_header";
4521 	else if (strncmp(buf, "commit +", 8) == 0)
4522 		color = "diff_meta";
4523 	else if (strncmp(buf, "commit -", 8) == 0)
4524 		color = "diff_meta";
4525 	else if (strncmp(buf, "blob +", 6) == 0)
4526 		color = "diff_meta";
4527 	else if (strncmp(buf, "blob -", 6) == 0)
4528 		color = "diff_meta";
4529 	else if (strncmp(buf, "file +", 6) == 0)
4530 		color = "diff_meta";
4531 	else if (strncmp(buf, "file -", 6) == 0)
4532 		color = "diff_meta";
4533 	else if (strncmp(buf, "from:", 5) == 0)
4534 		color = "diff_author";
4535 	else if (strncmp(buf, "via:", 4) == 0)
4536 		color = "diff_author";
4537 	else if (strncmp(buf, "date:", 5) == 0)
4538 		color = "diff_date";
4539 	kerr = khtml_attr(gw_trans->gw_html_req, KELEM_DIV, KATTR_ID,
4540 	    "diff_line", KATTR_CLASS, color ? color : "", KATTR__MAX);
4541 	if (error == NULL && kerr != KCGI_OK)
4542 		error = gw_kcgi_error(kerr);
4543 	return error;
4544 }
4545 
4546 int
4547 main(int argc, char *argv[])
4548 {
4549 	const struct got_error *error = NULL;
4550 	struct gw_trans *gw_trans;
4551 	struct gw_dir *dir = NULL, *tdir;
4552 	const char *page = "index";
4553 	int gw_malloc = 1;
4554 	enum kcgi_err kerr = KCGI_OK;
4555 
4556 	if ((gw_trans = malloc(sizeof(struct gw_trans))) == NULL)
4557 		errx(1, "malloc");
4558 
4559 	if ((gw_trans->gw_req = malloc(sizeof(struct kreq))) == NULL)
4560 		errx(1, "malloc");
4561 
4562 	if ((gw_trans->gw_html_req = malloc(sizeof(struct khtmlreq))) == NULL)
4563 		errx(1, "malloc");
4564 
4565 	if ((gw_trans->gw_tmpl = malloc(sizeof(struct ktemplate))) == NULL)
4566 		errx(1, "malloc");
4567 
4568 	kerr = khttp_parse(gw_trans->gw_req, gw_keys, KEY__ZMAX, &page, 1, 0);
4569 	if (kerr != KCGI_OK) {
4570 		error = gw_kcgi_error(kerr);
4571 		goto done;
4572 	}
4573 
4574 	if ((gw_trans->gw_conf =
4575 	    malloc(sizeof(struct gotweb_conf))) == NULL) {
4576 		gw_malloc = 0;
4577 		error = got_error_from_errno("malloc");
4578 		goto done;
4579 	}
4580 
4581 	TAILQ_INIT(&gw_trans->gw_dirs);
4582 	TAILQ_INIT(&gw_trans->gw_headers);
4583 
4584 	gw_trans->action = -1;
4585 	gw_trans->page = 0;
4586 	gw_trans->repos_total = 0;
4587 	gw_trans->repo_path = NULL;
4588 	gw_trans->commit_id = NULL;
4589 	gw_trans->next_id = NULL;
4590 	gw_trans->next_prev_id = NULL;
4591 	gw_trans->prev_id = NULL;
4592 	gw_trans->prev_prev_id = NULL;
4593 	gw_trans->headref = GOT_REF_HEAD;
4594 	gw_trans->mime = KMIME_TEXT_HTML;
4595 	gw_trans->gw_tmpl->key = gw_templs;
4596 	gw_trans->gw_tmpl->keysz = TEMPL__MAX;
4597 	gw_trans->gw_tmpl->arg = gw_trans;
4598 	gw_trans->gw_tmpl->cb = gw_template;
4599 	error = parse_conf(GOTWEB_CONF, gw_trans->gw_conf);
4600 	if (error)
4601 		goto done;
4602 
4603 	error = gw_parse_querystring(gw_trans);
4604 	if (error)
4605 		goto done;
4606 
4607 	if (gw_trans->action == GW_BLOB)
4608 		error = gw_blob(gw_trans);
4609 	else
4610 		error = gw_display_index(gw_trans);
4611 done:
4612 	if (gw_malloc) {
4613 		free(gw_trans->gw_conf->got_repos_path);
4614 		free(gw_trans->gw_conf->got_site_name);
4615 		free(gw_trans->gw_conf->got_site_owner);
4616 		free(gw_trans->gw_conf->got_site_link);
4617 		free(gw_trans->gw_conf->got_logo);
4618 		free(gw_trans->gw_conf->got_logo_url);
4619 		free(gw_trans->gw_conf);
4620 		free(gw_trans->commit_id);
4621 		free(gw_trans->next_id);
4622 		free(gw_trans->next_prev_id);
4623 		free(gw_trans->prev_id);
4624 		free(gw_trans->prev_prev_id);
4625 		free(gw_trans->repo_path);
4626 		if (gw_trans->repo)
4627 			got_repo_close(gw_trans->repo);
4628 
4629 		TAILQ_FOREACH_SAFE(dir, &gw_trans->gw_dirs, entry, tdir) {
4630 			free(dir->name);
4631 			free(dir->description);
4632 			free(dir->age);
4633 			free(dir->url);
4634 			free(dir->path);
4635 			free(dir);
4636 		}
4637 
4638 	}
4639 
4640 	khttp_free(gw_trans->gw_req);
4641 	return 0;
4642 }