2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
4 a440fac0 2018-09-06 stsp * Permission to use, copy, modify, and distribute this software for any
5 a440fac0 2018-09-06 stsp * purpose with or without fee is hereby granted, provided that the above
6 a440fac0 2018-09-06 stsp * copyright notice and this permission notice appear in all copies.
8 a440fac0 2018-09-06 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 a440fac0 2018-09-06 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 a440fac0 2018-09-06 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 a440fac0 2018-09-06 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 a440fac0 2018-09-06 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 a440fac0 2018-09-06 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 a440fac0 2018-09-06 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17 a440fac0 2018-09-06 stsp #include <sys/types.h>
18 a440fac0 2018-09-06 stsp #include <sys/stat.h>
19 a440fac0 2018-09-06 stsp #include <sys/uio.h>
20 a440fac0 2018-09-06 stsp #include <sys/socket.h>
21 a440fac0 2018-09-06 stsp #include <sys/wait.h>
22 2b0ae357 2022-01-10 thomas #include <sys/mman.h>
24 a440fac0 2018-09-06 stsp #include <errno.h>
25 a440fac0 2018-09-06 stsp #include <stdio.h>
26 a440fac0 2018-09-06 stsp #include <stdlib.h>
27 a440fac0 2018-09-06 stsp #include <string.h>
28 a440fac0 2018-09-06 stsp #include <stdint.h>
29 a440fac0 2018-09-06 stsp #include <zlib.h>
30 a440fac0 2018-09-06 stsp #include <ctype.h>
31 a440fac0 2018-09-06 stsp #include <limits.h>
32 a440fac0 2018-09-06 stsp #include <time.h>
33 ad242220 2018-09-08 stsp #include <unistd.h>
35 dd038bc6 2021-09-21 thomas.ad #include "got_compat.h"
37 a440fac0 2018-09-06 stsp #include "got_error.h"
38 a440fac0 2018-09-06 stsp #include "got_object.h"
39 a440fac0 2018-09-06 stsp #include "got_repository.h"
40 a440fac0 2018-09-06 stsp #include "got_opentemp.h"
41 324d37e7 2019-05-11 stsp #include "got_path.h"
43 a440fac0 2018-09-06 stsp #include "got_lib_sha1.h"
44 a440fac0 2018-09-06 stsp #include "got_lib_delta.h"
45 41fa1437 2018-11-05 stsp #include "got_lib_inflate.h"
46 41fa1437 2018-11-05 stsp #include "got_lib_object.h"
47 3022d272 2019-11-14 stsp #include "got_lib_object_parse.h"
48 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"
49 15a94983 2018-12-23 stsp #include "got_lib_pack.h"
50 15a94983 2018-12-23 stsp #include "got_lib_privsep.h"
51 ad242220 2018-09-08 stsp #include "got_lib_repository.h"
53 a440fac0 2018-09-06 stsp #ifndef nitems
54 a440fac0 2018-09-06 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
57 ca6e02ac 2020-01-07 stsp struct got_object_id *
58 ca6e02ac 2020-01-07 stsp got_object_id_dup(struct got_object_id *id1)
60 ca6e02ac 2020-01-07 stsp struct got_object_id *id2;
62 ca6e02ac 2020-01-07 stsp id2 = malloc(sizeof(*id2));
63 ca6e02ac 2020-01-07 stsp if (id2 == NULL)
64 ca6e02ac 2020-01-07 stsp return NULL;
65 ca6e02ac 2020-01-07 stsp memcpy(id2, id1, sizeof(*id2));
70 f054b67a 2018-11-05 stsp got_object_id_cmp(const struct got_object_id *id1,
71 f054b67a 2018-11-05 stsp const struct got_object_id *id2)
73 f054b67a 2018-11-05 stsp return memcmp(id1->sha1, id2->sha1, SHA1_DIGEST_LENGTH);
76 2ff12563 2018-09-15 stsp const struct got_error *
77 5df4932d 2018-11-05 stsp got_object_qid_alloc_partial(struct got_object_qid **qid)
79 5df4932d 2018-11-05 stsp const struct got_error *err = NULL;
81 5df4932d 2018-11-05 stsp *qid = malloc(sizeof(**qid));
82 5df4932d 2018-11-05 stsp if (*qid == NULL)
83 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
85 5df4932d 2018-11-05 stsp (*qid)->id = malloc(sizeof(*((*qid)->id)));
86 5df4932d 2018-11-05 stsp if ((*qid)->id == NULL) {
87 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
88 5df4932d 2018-11-05 stsp got_object_qid_free(*qid);
89 5df4932d 2018-11-05 stsp *qid = NULL;
92 74a2356f 2021-06-18 stsp (*qid)->data = NULL;
94 5df4932d 2018-11-05 stsp return NULL;
97 5df4932d 2018-11-05 stsp const struct got_error *
98 2ff12563 2018-09-15 stsp got_object_id_str(char **outbuf, struct got_object_id *id)
100 2ff12563 2018-09-15 stsp static const size_t len = SHA1_DIGEST_STRING_LENGTH;
102 2ff12563 2018-09-15 stsp *outbuf = malloc(len);
103 2ff12563 2018-09-15 stsp if (*outbuf == NULL)
104 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
106 2ff12563 2018-09-15 stsp if (got_sha1_digest_to_str(id->sha1, *outbuf, len) == NULL) {
107 2ff12563 2018-09-15 stsp free(*outbuf);
108 2ff12563 2018-09-15 stsp *outbuf = NULL;
109 2ff12563 2018-09-15 stsp return got_error(GOT_ERR_BAD_OBJ_ID_STR);
112 2ff12563 2018-09-15 stsp return NULL;
116 03fa71c8 2018-09-06 stsp got_object_close(struct got_object *obj)
118 03fa71c8 2018-09-06 stsp if (obj->refcnt > 0) {
119 03fa71c8 2018-09-06 stsp obj->refcnt--;
120 03fa71c8 2018-09-06 stsp if (obj->refcnt > 0)
124 03fa71c8 2018-09-06 stsp if (obj->flags & GOT_OBJ_FLAG_DELTIFIED) {
125 03fa71c8 2018-09-06 stsp struct got_delta *delta;
126 dbdddfee 2021-06-23 naddy while (!STAILQ_EMPTY(&obj->deltas.entries)) {
127 dbdddfee 2021-06-23 naddy delta = STAILQ_FIRST(&obj->deltas.entries);
128 dbdddfee 2021-06-23 naddy STAILQ_REMOVE_HEAD(&obj->deltas.entries, entry);
129 2256993b 2019-07-15 stsp free(delta);
135 8ab9215c 2021-10-15 thomas const struct got_error *
136 8ab9215c 2021-10-15 thomas got_object_raw_close(struct got_raw_object *obj)
138 8ab9215c 2021-10-15 thomas const struct got_error *err = NULL;
140 8ab9215c 2021-10-15 thomas if (obj->refcnt > 0) {
141 8ab9215c 2021-10-15 thomas obj->refcnt--;
142 8ab9215c 2021-10-15 thomas if (obj->refcnt > 0)
143 8ab9215c 2021-10-15 thomas return NULL;
146 2b0ae357 2022-01-10 thomas if (obj->f == NULL) {
147 2b0ae357 2022-01-10 thomas if (obj->fd != -1) {
148 2b0ae357 2022-01-10 thomas if (munmap(obj->data, obj->hdrlen + obj->size) == -1)
149 2b0ae357 2022-01-10 thomas err = got_error_from_errno("munmap");
150 2b0ae357 2022-01-10 thomas if (close(obj->fd) == -1 && err == NULL)
151 2b0ae357 2022-01-10 thomas err = got_error_from_errno("close");
153 2b0ae357 2022-01-10 thomas free(obj->data);
155 2b0ae357 2022-01-10 thomas if (fclose(obj->f) == EOF && err == NULL)
156 2b0ae357 2022-01-10 thomas err = got_error_from_errno("fclose");
158 8ab9215c 2021-10-15 thomas free(obj);
159 8ab9215c 2021-10-15 thomas return err;
163 03fa71c8 2018-09-06 stsp got_object_qid_free(struct got_object_qid *qid)
165 03fa71c8 2018-09-06 stsp free(qid->id);
170 dd88155e 2019-06-29 stsp got_object_id_queue_free(struct got_object_id_queue *ids)
172 dd88155e 2019-06-29 stsp struct got_object_qid *qid;
174 dbdddfee 2021-06-23 naddy while (!STAILQ_EMPTY(ids)) {
175 dbdddfee 2021-06-23 naddy qid = STAILQ_FIRST(ids);
176 dbdddfee 2021-06-23 naddy STAILQ_REMOVE_HEAD(ids, entry);
177 dd88155e 2019-06-29 stsp got_object_qid_free(qid);
181 1785f84a 2018-12-23 stsp const struct got_error *
182 1785f84a 2018-12-23 stsp got_object_parse_header(struct got_object **obj, char *buf, size_t len)
184 ff2a4428 2019-03-19 stsp const char *obj_labels[] = {
185 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_COMMIT,
186 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_TREE,
187 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_BLOB,
188 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_TAG,
190 1785f84a 2018-12-23 stsp const int obj_types[] = {
191 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_COMMIT,
192 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_TREE,
193 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_BLOB,
194 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_TAG,
196 1785f84a 2018-12-23 stsp int type = 0;
197 1785f84a 2018-12-23 stsp size_t size = 0, hdrlen = 0;
200 1785f84a 2018-12-23 stsp *obj = NULL;
202 9ef4ac16 2019-04-13 stsp hdrlen = strnlen(buf, len) + 1 /* '\0' */;
203 9ef4ac16 2019-04-13 stsp if (hdrlen > len)
204 9ef4ac16 2019-04-13 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
206 ff2a4428 2019-03-19 stsp for (i = 0; i < nitems(obj_labels); i++) {
207 ff2a4428 2019-03-19 stsp const char *label = obj_labels[i];
208 ff2a4428 2019-03-19 stsp size_t label_len = strlen(label);
209 1785f84a 2018-12-23 stsp const char *errstr;
211 ff2a4428 2019-03-19 stsp if (strncmp(buf, label, label_len) != 0)
214 1785f84a 2018-12-23 stsp type = obj_types[i];
215 ff2a4428 2019-03-19 stsp if (len <= label_len)
216 1785f84a 2018-12-23 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
217 ff2a4428 2019-03-19 stsp size = strtonum(buf + label_len, 0, LONG_MAX, &errstr);
218 1785f84a 2018-12-23 stsp if (errstr != NULL)
219 1785f84a 2018-12-23 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
223 1785f84a 2018-12-23 stsp if (type == 0)
224 1785f84a 2018-12-23 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
226 1785f84a 2018-12-23 stsp *obj = calloc(1, sizeof(**obj));
227 1785f84a 2018-12-23 stsp if (*obj == NULL)
228 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
229 1785f84a 2018-12-23 stsp (*obj)->type = type;
230 1785f84a 2018-12-23 stsp (*obj)->hdrlen = hdrlen;
231 1785f84a 2018-12-23 stsp (*obj)->size = size;
232 1785f84a 2018-12-23 stsp return NULL;
235 1785f84a 2018-12-23 stsp const struct got_error *
236 1785f84a 2018-12-23 stsp got_object_read_header(struct got_object **obj, int fd)
238 1785f84a 2018-12-23 stsp const struct got_error *err;
239 23bc48a9 2019-03-19 stsp struct got_inflate_buf zb;
240 dbaa2362 2021-09-28 thomas uint8_t *buf;
241 1785f84a 2018-12-23 stsp const size_t zbsize = 64;
242 1785f84a 2018-12-23 stsp size_t outlen, totlen;
243 1785f84a 2018-12-23 stsp int nbuf = 1;
245 1785f84a 2018-12-23 stsp *obj = NULL;
247 1785f84a 2018-12-23 stsp buf = malloc(zbsize);
248 1785f84a 2018-12-23 stsp if (buf == NULL)
249 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
251 1e87a3c3 2020-03-18 stsp err = got_inflate_init(&zb, buf, zbsize, NULL);
253 1785f84a 2018-12-23 stsp return err;
255 1785f84a 2018-12-23 stsp totlen = 0;
257 3ab5e33c 2020-03-18 stsp err = got_inflate_read_fd(&zb, fd, &outlen, NULL);
260 1785f84a 2018-12-23 stsp if (outlen == 0)
262 1785f84a 2018-12-23 stsp totlen += outlen;
263 dedbbd9d 2019-04-13 stsp if (memchr(zb.outbuf, '\0', outlen) == NULL) {
264 dbaa2362 2021-09-28 thomas uint8_t *newbuf;
266 1785f84a 2018-12-23 stsp newbuf = recallocarray(buf, nbuf - 1, nbuf, zbsize);
267 1785f84a 2018-12-23 stsp if (newbuf == NULL) {
268 638f9024 2019-05-13 stsp err = got_error_from_errno("recallocarray");
271 1785f84a 2018-12-23 stsp buf = newbuf;
272 1785f84a 2018-12-23 stsp zb.outbuf = newbuf + totlen;
273 1785f84a 2018-12-23 stsp zb.outlen = (nbuf * zbsize) - totlen;
275 dedbbd9d 2019-04-13 stsp } while (memchr(zb.outbuf, '\0', outlen) == NULL);
277 1785f84a 2018-12-23 stsp err = got_object_parse_header(obj, buf, totlen);
280 1785f84a 2018-12-23 stsp got_inflate_end(&zb);
281 1785f84a 2018-12-23 stsp return err;
284 a440fac0 2018-09-06 stsp struct got_commit_object *
285 a440fac0 2018-09-06 stsp got_object_commit_alloc_partial(void)
287 a440fac0 2018-09-06 stsp struct got_commit_object *commit;
289 a440fac0 2018-09-06 stsp commit = calloc(1, sizeof(*commit));
290 a440fac0 2018-09-06 stsp if (commit == NULL)
291 a440fac0 2018-09-06 stsp return NULL;
292 acf0c7c6 2018-11-05 stsp commit->tree_id = malloc(sizeof(*commit->tree_id));
293 a440fac0 2018-09-06 stsp if (commit->tree_id == NULL) {
294 a440fac0 2018-09-06 stsp free(commit);
295 a440fac0 2018-09-06 stsp return NULL;
298 dbdddfee 2021-06-23 naddy STAILQ_INIT(&commit->parent_ids);
300 a440fac0 2018-09-06 stsp return commit;
303 a440fac0 2018-09-06 stsp const struct got_error *
304 a440fac0 2018-09-06 stsp got_object_commit_add_parent(struct got_commit_object *commit,
305 a440fac0 2018-09-06 stsp const char *id_str)
307 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
308 a440fac0 2018-09-06 stsp struct got_object_qid *qid;
310 5df4932d 2018-11-05 stsp err = got_object_qid_alloc_partial(&qid);
312 7762fe12 2018-11-05 stsp return err;
314 a440fac0 2018-09-06 stsp if (!got_parse_sha1_digest(qid->id->sha1, id_str)) {
315 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
316 00eb6a1f 2019-07-15 stsp got_object_qid_free(qid);
317 a440fac0 2018-09-06 stsp return err;
320 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&commit->parent_ids, qid, entry);
321 a440fac0 2018-09-06 stsp commit->nparents++;
323 a440fac0 2018-09-06 stsp return NULL;
326 a440fac0 2018-09-06 stsp static const struct got_error *
327 a440fac0 2018-09-06 stsp parse_gmtoff(time_t *gmtoff, const char *tzstr)
329 a440fac0 2018-09-06 stsp int sign = 1;
330 a440fac0 2018-09-06 stsp const char *p = tzstr;
331 a440fac0 2018-09-06 stsp time_t h, m;
333 a440fac0 2018-09-06 stsp *gmtoff = 0;
335 a440fac0 2018-09-06 stsp if (*p == '-')
337 a440fac0 2018-09-06 stsp else if (*p != '+')
338 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
340 a440fac0 2018-09-06 stsp if (!isdigit(*p) && !isdigit(*(p + 1)))
341 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
342 a440fac0 2018-09-06 stsp h = (((*p - '0') * 10) + (*(p + 1) - '0'));
345 a440fac0 2018-09-06 stsp if (!isdigit(*p) && !isdigit(*(p + 1)))
346 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
347 a440fac0 2018-09-06 stsp m = ((*p - '0') * 10) + (*(p + 1) - '0');
349 a440fac0 2018-09-06 stsp *gmtoff = (h * 60 * 60 + m * 60) * sign;
350 a440fac0 2018-09-06 stsp return NULL;
353 a440fac0 2018-09-06 stsp static const struct got_error *
354 ccb26ccd 2018-11-05 stsp parse_commit_time(time_t *time, time_t *gmtoff, char *committer)
356 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
357 a440fac0 2018-09-06 stsp const char *errstr;
358 a440fac0 2018-09-06 stsp char *space, *tzstr;
360 a440fac0 2018-09-06 stsp /* Parse and strip off trailing timezone indicator string. */
361 a440fac0 2018-09-06 stsp space = strrchr(committer, ' ');
362 a440fac0 2018-09-06 stsp if (space == NULL)
363 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
364 a440fac0 2018-09-06 stsp tzstr = strdup(space + 1);
365 a440fac0 2018-09-06 stsp if (tzstr == NULL)
366 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
367 ccb26ccd 2018-11-05 stsp err = parse_gmtoff(gmtoff, tzstr);
368 a440fac0 2018-09-06 stsp free(tzstr);
370 9dbd8627 2021-02-04 stsp if (err->code != GOT_ERR_BAD_OBJ_DATA)
371 9dbd8627 2021-02-04 stsp return err;
372 9dbd8627 2021-02-04 stsp /* Old versions of Git omitted the timestamp. */
374 9dbd8627 2021-02-04 stsp *gmtoff = 0;
375 9dbd8627 2021-02-04 stsp return NULL;
377 a440fac0 2018-09-06 stsp *space = '\0';
379 a440fac0 2018-09-06 stsp /* Timestamp is separated from committer name + email by space. */
380 a440fac0 2018-09-06 stsp space = strrchr(committer, ' ');
381 a440fac0 2018-09-06 stsp if (space == NULL)
382 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
384 09867e48 2019-08-13 stsp /* Timestamp parsed here is expressed as UNIX timestamp (UTC). */
385 ccb26ccd 2018-11-05 stsp *time = strtonum(space + 1, 0, INT64_MAX, &errstr);
386 a440fac0 2018-09-06 stsp if (errstr)
387 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
389 a440fac0 2018-09-06 stsp /* Strip off parsed time information, leaving just author and email. */
390 a440fac0 2018-09-06 stsp *space = '\0';
392 a440fac0 2018-09-06 stsp return NULL;
396 03fa71c8 2018-09-06 stsp got_object_commit_close(struct got_commit_object *commit)
398 03fa71c8 2018-09-06 stsp if (commit->refcnt > 0) {
399 03fa71c8 2018-09-06 stsp commit->refcnt--;
400 03fa71c8 2018-09-06 stsp if (commit->refcnt > 0)
404 dd88155e 2019-06-29 stsp got_object_id_queue_free(&commit->parent_ids);
405 03fa71c8 2018-09-06 stsp free(commit->tree_id);
406 03fa71c8 2018-09-06 stsp free(commit->author);
407 03fa71c8 2018-09-06 stsp free(commit->committer);
408 03fa71c8 2018-09-06 stsp free(commit->logmsg);
409 03fa71c8 2018-09-06 stsp free(commit);
412 45d799e2 2018-12-23 stsp struct got_object_id *
413 45d799e2 2018-12-23 stsp got_object_commit_get_tree_id(struct got_commit_object *commit)
415 45d799e2 2018-12-23 stsp return commit->tree_id;
419 45d799e2 2018-12-23 stsp got_object_commit_get_nparents(struct got_commit_object *commit)
421 45d799e2 2018-12-23 stsp return commit->nparents;
424 45d799e2 2018-12-23 stsp const struct got_object_id_queue *
425 45d799e2 2018-12-23 stsp got_object_commit_get_parent_ids(struct got_commit_object *commit)
427 45d799e2 2018-12-23 stsp return &commit->parent_ids;
430 45d799e2 2018-12-23 stsp const char *
431 45d799e2 2018-12-23 stsp got_object_commit_get_author(struct got_commit_object *commit)
433 45d799e2 2018-12-23 stsp return commit->author;
437 45d799e2 2018-12-23 stsp got_object_commit_get_author_time(struct got_commit_object *commit)
439 45d799e2 2018-12-23 stsp return commit->author_time;
442 45d799e2 2018-12-23 stsp time_t got_object_commit_get_author_gmtoff(struct got_commit_object *commit)
444 45d799e2 2018-12-23 stsp return commit->author_gmtoff;
447 45d799e2 2018-12-23 stsp const char *
448 45d799e2 2018-12-23 stsp got_object_commit_get_committer(struct got_commit_object *commit)
450 45d799e2 2018-12-23 stsp return commit->committer;
454 45d799e2 2018-12-23 stsp got_object_commit_get_committer_time(struct got_commit_object *commit)
456 45d799e2 2018-12-23 stsp return commit->committer_time;
460 45d799e2 2018-12-23 stsp got_object_commit_get_committer_gmtoff(struct got_commit_object *commit)
462 45d799e2 2018-12-23 stsp return commit->committer_gmtoff;
465 5943eee2 2019-08-13 stsp const struct got_error *
466 5943eee2 2019-08-13 stsp got_object_commit_get_logmsg(char **logmsg, struct got_commit_object *commit)
468 5943eee2 2019-08-13 stsp const struct got_error *err = NULL;
469 b9c41b54 2021-08-03 stsp const char *src;
471 5943eee2 2019-08-13 stsp size_t len;
473 b9c41b54 2021-08-03 stsp len = strlen(commit->logmsg);
474 b9c41b54 2021-08-03 stsp *logmsg = malloc(len + 2); /* leave room for a trailing \n and \0 */
475 b9c41b54 2021-08-03 stsp if (*logmsg == NULL)
476 b9c41b54 2021-08-03 stsp return got_error_from_errno("malloc");
479 b9c41b54 2021-08-03 stsp * Strip out unusual headers. Headers are separated from the commit
480 b9c41b54 2021-08-03 stsp * message body by a single empty line.
482 b9c41b54 2021-08-03 stsp src = commit->logmsg;
483 b9c41b54 2021-08-03 stsp dst = *logmsg;
484 b9c41b54 2021-08-03 stsp while (*src != '\0' && *src != '\n') {
485 b9c41b54 2021-08-03 stsp int copy_header = 1, eol = 0;
486 b9c41b54 2021-08-03 stsp if (strncmp(src, GOT_COMMIT_LABEL_TREE,
487 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_TREE)) != 0 &&
488 b9c41b54 2021-08-03 stsp strncmp(src, GOT_COMMIT_LABEL_AUTHOR,
489 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_AUTHOR)) != 0 &&
490 b9c41b54 2021-08-03 stsp strncmp(src, GOT_COMMIT_LABEL_PARENT,
491 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_PARENT)) != 0 &&
492 b9c41b54 2021-08-03 stsp strncmp(src, GOT_COMMIT_LABEL_COMMITTER,
493 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_COMMITTER)) != 0)
494 b9c41b54 2021-08-03 stsp copy_header = 0;
496 b9c41b54 2021-08-03 stsp while (*src != '\0' && !eol) {
497 b9c41b54 2021-08-03 stsp if (copy_header) {
498 b9c41b54 2021-08-03 stsp *dst = *src;
501 b9c41b54 2021-08-03 stsp if (*src == '\n')
506 b9c41b54 2021-08-03 stsp *dst = '\0';
508 b9c41b54 2021-08-03 stsp if (strlcat(*logmsg, src, len + 1) >= len + 1) {
509 b9c41b54 2021-08-03 stsp err = got_error(GOT_ERR_NO_SPACE);
513 5943eee2 2019-08-13 stsp /* Trim redundant trailing whitespace. */
514 5943eee2 2019-08-13 stsp len = strlen(*logmsg);
515 5943eee2 2019-08-13 stsp while (len > 1 && isspace((unsigned char)(*logmsg)[len - 2]) &&
516 5943eee2 2019-08-13 stsp isspace((unsigned char)(*logmsg)[len - 1])) {
517 5943eee2 2019-08-13 stsp (*logmsg)[len - 1] = '\0';
521 b9c41b54 2021-08-03 stsp /* Append a trailing newline if missing. */
522 b9c41b54 2021-08-03 stsp if (len > 0 && (*logmsg)[len - 1] != '\n') {
523 b9c41b54 2021-08-03 stsp (*logmsg)[len] = '\n';
524 b9c41b54 2021-08-03 stsp (*logmsg)[len + 1] = '\0';
528 5943eee2 2019-08-13 stsp free(*logmsg);
529 5943eee2 2019-08-13 stsp *logmsg = NULL;
531 5943eee2 2019-08-13 stsp return err;
534 24ea5512 2019-08-22 stsp const char *
535 24ea5512 2019-08-22 stsp got_object_commit_get_logmsg_raw(struct got_commit_object *commit)
537 24ea5512 2019-08-22 stsp return commit->logmsg;
540 a440fac0 2018-09-06 stsp const struct got_error *
541 5e0b25c4 2018-12-24 stsp got_object_parse_commit(struct got_commit_object **commit, char *buf,
542 5e0b25c4 2018-12-24 stsp size_t len)
544 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
545 a440fac0 2018-09-06 stsp char *s = buf;
546 ff2a4428 2019-03-19 stsp size_t label_len;
547 a440fac0 2018-09-06 stsp ssize_t remain = (ssize_t)len;
549 4793d91b 2019-09-22 stsp if (remain == 0)
550 4793d91b 2019-09-22 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
552 a440fac0 2018-09-06 stsp *commit = got_object_commit_alloc_partial();
553 a440fac0 2018-09-06 stsp if (*commit == NULL)
554 638f9024 2019-05-13 stsp return got_error_from_errno("got_object_commit_alloc_partial");
556 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_TREE);
557 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_COMMIT_LABEL_TREE, label_len) == 0) {
558 ff2a4428 2019-03-19 stsp remain -= label_len;
559 a440fac0 2018-09-06 stsp if (remain < SHA1_DIGEST_STRING_LENGTH) {
560 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
563 ff2a4428 2019-03-19 stsp s += label_len;
564 a440fac0 2018-09-06 stsp if (!got_parse_sha1_digest((*commit)->tree_id->sha1, s)) {
565 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
568 a440fac0 2018-09-06 stsp remain -= SHA1_DIGEST_STRING_LENGTH;
569 a440fac0 2018-09-06 stsp s += SHA1_DIGEST_STRING_LENGTH;
571 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
575 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_PARENT);
576 ff2a4428 2019-03-19 stsp while (strncmp(s, GOT_COMMIT_LABEL_PARENT, label_len) == 0) {
577 ff2a4428 2019-03-19 stsp remain -= label_len;
578 a440fac0 2018-09-06 stsp if (remain < SHA1_DIGEST_STRING_LENGTH) {
579 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
582 ff2a4428 2019-03-19 stsp s += label_len;
583 a440fac0 2018-09-06 stsp err = got_object_commit_add_parent(*commit, s);
587 a440fac0 2018-09-06 stsp remain -= SHA1_DIGEST_STRING_LENGTH;
588 a440fac0 2018-09-06 stsp s += SHA1_DIGEST_STRING_LENGTH;
591 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_AUTHOR);
592 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_COMMIT_LABEL_AUTHOR, label_len) == 0) {
594 a440fac0 2018-09-06 stsp size_t slen;
596 ff2a4428 2019-03-19 stsp remain -= label_len;
597 a440fac0 2018-09-06 stsp if (remain <= 0) {
598 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
601 ff2a4428 2019-03-19 stsp s += label_len;
602 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
603 a440fac0 2018-09-06 stsp if (p == NULL) {
604 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
608 a440fac0 2018-09-06 stsp slen = strlen(s);
609 ccb26ccd 2018-11-05 stsp err = parse_commit_time(&(*commit)->author_time,
610 ccb26ccd 2018-11-05 stsp &(*commit)->author_gmtoff, s);
613 a440fac0 2018-09-06 stsp (*commit)->author = strdup(s);
614 a440fac0 2018-09-06 stsp if ((*commit)->author == NULL) {
615 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
618 a440fac0 2018-09-06 stsp s += slen + 1;
619 a440fac0 2018-09-06 stsp remain -= slen + 1;
622 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_COMMITTER);
623 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_COMMIT_LABEL_COMMITTER, label_len) == 0) {
625 a440fac0 2018-09-06 stsp size_t slen;
627 ff2a4428 2019-03-19 stsp remain -= label_len;
628 a440fac0 2018-09-06 stsp if (remain <= 0) {
629 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
632 ff2a4428 2019-03-19 stsp s += label_len;
633 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
634 a440fac0 2018-09-06 stsp if (p == NULL) {
635 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
639 a440fac0 2018-09-06 stsp slen = strlen(s);
640 ccb26ccd 2018-11-05 stsp err = parse_commit_time(&(*commit)->committer_time,
641 ccb26ccd 2018-11-05 stsp &(*commit)->committer_gmtoff, s);
644 a440fac0 2018-09-06 stsp (*commit)->committer = strdup(s);
645 a440fac0 2018-09-06 stsp if ((*commit)->committer == NULL) {
646 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
649 a440fac0 2018-09-06 stsp s += slen + 1;
650 a440fac0 2018-09-06 stsp remain -= slen + 1;
653 a440fac0 2018-09-06 stsp (*commit)->logmsg = strndup(s, remain);
654 a440fac0 2018-09-06 stsp if ((*commit)->logmsg == NULL) {
655 638f9024 2019-05-13 stsp err = got_error_from_errno("strndup");
660 a440fac0 2018-09-06 stsp got_object_commit_close(*commit);
661 a440fac0 2018-09-06 stsp *commit = NULL;
663 a440fac0 2018-09-06 stsp return err;
667 ed175427 2019-05-09 stsp got_object_tree_close(struct got_tree_object *tree)
669 03fa71c8 2018-09-06 stsp if (tree->refcnt > 0) {
670 03fa71c8 2018-09-06 stsp tree->refcnt--;
671 03fa71c8 2018-09-06 stsp if (tree->refcnt > 0)
675 56e0773d 2019-11-28 stsp free(tree->entries);
676 03fa71c8 2018-09-06 stsp free(tree);
679 a440fac0 2018-09-06 stsp static const struct got_error *
680 3022d272 2019-11-14 stsp parse_tree_entry(struct got_parsed_tree_entry **pte, const char **name,
681 3022d272 2019-11-14 stsp size_t *elen, char *buf,
682 a440fac0 2018-09-06 stsp size_t maxlen)
684 8914529d 2019-04-13 stsp char *p, *space;
685 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
687 3022d272 2019-11-14 stsp *name = NULL;
690 3022d272 2019-11-14 stsp *pte = malloc(sizeof(**pte));
691 3022d272 2019-11-14 stsp if (*pte == NULL)
692 3022d272 2019-11-14 stsp return got_error_from_errno("malloc");
694 9ef4ac16 2019-04-13 stsp *elen = strnlen(buf, maxlen) + 1;
695 a440fac0 2018-09-06 stsp if (*elen > maxlen) {
696 3022d272 2019-11-14 stsp free(*pte);
697 3022d272 2019-11-14 stsp *pte = NULL;
698 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
701 dedbbd9d 2019-04-13 stsp space = memchr(buf, ' ', *elen);
702 8914529d 2019-04-13 stsp if (space == NULL || space <= buf) {
703 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
704 3022d272 2019-11-14 stsp free(*pte);
705 3022d272 2019-11-14 stsp *pte = NULL;
706 a440fac0 2018-09-06 stsp return err;
708 3022d272 2019-11-14 stsp (*pte)->mode = 0;
710 8914529d 2019-04-13 stsp while (p < space) {
711 a440fac0 2018-09-06 stsp if (*p < '0' && *p > '7') {
712 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
715 3022d272 2019-11-14 stsp (*pte)->mode <<= 3;
716 3022d272 2019-11-14 stsp (*pte)->mode |= *p - '0';
720 a440fac0 2018-09-06 stsp if (*elen > maxlen || maxlen - *elen < SHA1_DIGEST_LENGTH) {
721 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
724 3022d272 2019-11-14 stsp *name = space + 1;
725 68bf1b1e 2018-11-07 stsp buf += *elen;
726 3022d272 2019-11-14 stsp (*pte)->id = buf;
727 a440fac0 2018-09-06 stsp *elen += SHA1_DIGEST_LENGTH;
730 3022d272 2019-11-14 stsp free(*pte);
731 3022d272 2019-11-14 stsp *pte = NULL;
733 a440fac0 2018-09-06 stsp return err;
736 a440fac0 2018-09-06 stsp const struct got_error *
737 3022d272 2019-11-14 stsp got_object_parse_tree(struct got_pathlist_head *entries, int *nentries,
738 3022d272 2019-11-14 stsp uint8_t *buf, size_t len)
740 3022d272 2019-11-14 stsp const struct got_error *err = NULL;
741 a440fac0 2018-09-06 stsp size_t remain = len;
743 3022d272 2019-11-14 stsp *nentries = 0;
744 db1d3576 2019-10-04 stsp if (remain == 0)
745 db1d3576 2019-10-04 stsp return NULL; /* tree is empty */
747 a440fac0 2018-09-06 stsp while (remain > 0) {
748 3022d272 2019-11-14 stsp struct got_parsed_tree_entry *pte;
749 f5d3d7af 2019-02-05 stsp struct got_pathlist_entry *new = NULL;
750 3022d272 2019-11-14 stsp const char *name;
751 a440fac0 2018-09-06 stsp size_t elen;
753 3022d272 2019-11-14 stsp err = parse_tree_entry(&pte, &name, &elen, buf, remain);
756 3022d272 2019-11-14 stsp err = got_pathlist_insert(&new, entries, name, pte);
759 f5d3d7af 2019-02-05 stsp if (new == NULL) {
760 f5d3d7af 2019-02-05 stsp err = got_error(GOT_ERR_TREE_DUP_ENTRY);
763 a440fac0 2018-09-06 stsp buf += elen;
764 a440fac0 2018-09-06 stsp remain -= elen;
765 3022d272 2019-11-14 stsp (*nentries)++;
768 a440fac0 2018-09-06 stsp if (remain != 0) {
769 f5d3d7af 2019-02-05 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
774 b87b4170 2020-01-06 stsp got_object_parsed_tree_entries_free(entries);
775 3022d272 2019-11-14 stsp *nentries = 0;
777 f5d3d7af 2019-02-05 stsp return err;
781 b87b4170 2020-01-06 stsp got_object_parsed_tree_entries_free(struct got_pathlist_head *entries)
783 b64b1f95 2020-01-06 stsp struct got_pathlist_entry *pe;
785 b64b1f95 2020-01-06 stsp TAILQ_FOREACH(pe, entries, entry) {
786 b64b1f95 2020-01-06 stsp struct got_parsed_tree_entry *pte = pe->data;
789 b64b1f95 2020-01-06 stsp got_pathlist_free(entries);
793 f4a881ce 2018-11-17 stsp got_object_tag_close(struct got_tag_object *tag)
795 ca0d469c 2019-08-13 stsp if (tag->refcnt > 0) {
796 ca0d469c 2019-08-13 stsp tag->refcnt--;
797 ca0d469c 2019-08-13 stsp if (tag->refcnt > 0)
801 f4a881ce 2018-11-17 stsp free(tag->tag);
802 f4a881ce 2018-11-17 stsp free(tag->tagger);
803 f4a881ce 2018-11-17 stsp free(tag->tagmsg);
807 ad242220 2018-09-08 stsp const struct got_error *
808 f4a881ce 2018-11-17 stsp got_object_parse_tag(struct got_tag_object **tag, uint8_t *buf, size_t len)
810 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
811 f4a881ce 2018-11-17 stsp size_t remain = len;
812 f4a881ce 2018-11-17 stsp char *s = buf;
813 ff2a4428 2019-03-19 stsp size_t label_len;
815 4793d91b 2019-09-22 stsp if (remain == 0)
816 4793d91b 2019-09-22 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
818 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
819 f4a881ce 2018-11-17 stsp if (*tag == NULL)
820 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
822 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_OBJECT);
823 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_OBJECT, label_len) == 0) {
824 ff2a4428 2019-03-19 stsp remain -= label_len;
825 f4a881ce 2018-11-17 stsp if (remain < SHA1_DIGEST_STRING_LENGTH) {
826 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
829 ff2a4428 2019-03-19 stsp s += label_len;
830 f4a881ce 2018-11-17 stsp if (!got_parse_sha1_digest((*tag)->id.sha1, s)) {
831 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
834 f4a881ce 2018-11-17 stsp remain -= SHA1_DIGEST_STRING_LENGTH;
835 f4a881ce 2018-11-17 stsp s += SHA1_DIGEST_STRING_LENGTH;
837 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
841 f4a881ce 2018-11-17 stsp if (remain <= 0) {
842 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
846 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_TYPE);
847 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_TYPE, label_len) == 0) {
848 ff2a4428 2019-03-19 stsp remain -= label_len;
849 f4a881ce 2018-11-17 stsp if (remain <= 0) {
850 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
853 ff2a4428 2019-03-19 stsp s += label_len;
854 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_OBJ_LABEL_COMMIT,
855 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_COMMIT)) == 0) {
856 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_COMMIT;
857 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_COMMIT);
858 ff2a4428 2019-03-19 stsp s += label_len;
859 ff2a4428 2019-03-19 stsp remain -= label_len;
860 ff2a4428 2019-03-19 stsp } else if (strncmp(s, GOT_OBJ_LABEL_TREE,
861 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_TREE)) == 0) {
862 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_TREE;
863 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_TREE);
864 ff2a4428 2019-03-19 stsp s += label_len;
865 ff2a4428 2019-03-19 stsp remain -= label_len;
866 ff2a4428 2019-03-19 stsp } else if (strncmp(s, GOT_OBJ_LABEL_BLOB,
867 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_BLOB)) == 0) {
868 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_BLOB;
869 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_BLOB);
870 ff2a4428 2019-03-19 stsp s += label_len;
871 ff2a4428 2019-03-19 stsp remain -= label_len;
872 ff2a4428 2019-03-19 stsp } else if (strncmp(s, GOT_OBJ_LABEL_TAG,
873 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_TAG)) == 0) {
874 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_TAG;
875 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_TAG);
876 ff2a4428 2019-03-19 stsp s += label_len;
877 ff2a4428 2019-03-19 stsp remain -= label_len;
879 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
883 f4a881ce 2018-11-17 stsp if (remain <= 0 || *s != '\n') {
884 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
889 f4a881ce 2018-11-17 stsp if (remain <= 0) {
890 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
894 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
898 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_TAG);
899 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_TAG, label_len) == 0) {
901 f4a881ce 2018-11-17 stsp size_t slen;
902 ff2a4428 2019-03-19 stsp remain -= label_len;
903 f4a881ce 2018-11-17 stsp if (remain <= 0) {
904 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
907 ff2a4428 2019-03-19 stsp s += label_len;
908 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
909 f4a881ce 2018-11-17 stsp if (p == NULL) {
910 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
914 f4a881ce 2018-11-17 stsp slen = strlen(s);
915 f4a881ce 2018-11-17 stsp (*tag)->tag = strndup(s, slen);
916 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
917 638f9024 2019-05-13 stsp err = got_error_from_errno("strndup");
920 f4a881ce 2018-11-17 stsp s += slen + 1;
921 f4a881ce 2018-11-17 stsp remain -= slen + 1;
922 f4a881ce 2018-11-17 stsp if (remain <= 0) {
923 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
927 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
931 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_TAGGER);
932 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_TAGGER, label_len) == 0) {
934 f4a881ce 2018-11-17 stsp size_t slen;
936 ff2a4428 2019-03-19 stsp remain -= label_len;
937 f4a881ce 2018-11-17 stsp if (remain <= 0) {
938 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
941 ff2a4428 2019-03-19 stsp s += label_len;
942 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
943 f4a881ce 2018-11-17 stsp if (p == NULL) {
944 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
948 f4a881ce 2018-11-17 stsp slen = strlen(s);
949 f4a881ce 2018-11-17 stsp err = parse_commit_time(&(*tag)->tagger_time,
950 f4a881ce 2018-11-17 stsp &(*tag)->tagger_gmtoff, s);
953 f4a881ce 2018-11-17 stsp (*tag)->tagger = strdup(s);
954 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
955 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
958 f4a881ce 2018-11-17 stsp s += slen + 1;
959 f4a881ce 2018-11-17 stsp remain -= slen + 1;
960 5a8b373c 2020-12-18 stsp if (remain < 0) {
961 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
965 e0e55b50 2019-02-01 stsp /* Some old tags in the Linux git repo have no tagger. */
966 e0e55b50 2019-02-01 stsp (*tag)->tagger = strdup("");
967 e0e55b50 2019-02-01 stsp if ((*tag)->tagger == NULL) {
968 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
973 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strndup(s, remain);
974 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
975 638f9024 2019-05-13 stsp err = got_error_from_errno("strndup");
980 f4a881ce 2018-11-17 stsp got_object_tag_close(*tag);
981 f4a881ce 2018-11-17 stsp *tag = NULL;
983 f4a881ce 2018-11-17 stsp return err;
986 f4a881ce 2018-11-17 stsp const struct got_error *
987 ad242220 2018-09-08 stsp got_read_file_to_mem(uint8_t **outbuf, size_t *outlen, FILE *f)
989 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
990 a440fac0 2018-09-06 stsp static const size_t blocksize = 512;
991 a440fac0 2018-09-06 stsp size_t n, total, remain;
992 a440fac0 2018-09-06 stsp uint8_t *buf;
994 a440fac0 2018-09-06 stsp *outbuf = NULL;
995 a440fac0 2018-09-06 stsp *outlen = 0;
997 a440fac0 2018-09-06 stsp buf = malloc(blocksize);
998 a440fac0 2018-09-06 stsp if (buf == NULL)
999 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1001 a440fac0 2018-09-06 stsp remain = blocksize;
1002 a440fac0 2018-09-06 stsp total = 0;
1004 a440fac0 2018-09-06 stsp if (remain == 0) {
1005 a440fac0 2018-09-06 stsp uint8_t *newbuf;
1006 a440fac0 2018-09-06 stsp newbuf = reallocarray(buf, 1, total + blocksize);
1007 a440fac0 2018-09-06 stsp if (newbuf == NULL) {
1008 638f9024 2019-05-13 stsp err = got_error_from_errno("reallocarray");
1009 a440fac0 2018-09-06 stsp goto done;
1011 a440fac0 2018-09-06 stsp buf = newbuf;
1012 a440fac0 2018-09-06 stsp remain += blocksize;
1014 a440fac0 2018-09-06 stsp n = fread(buf + total, 1, remain, f);
1015 a440fac0 2018-09-06 stsp if (n == 0) {
1016 a440fac0 2018-09-06 stsp if (ferror(f)) {
1017 a440fac0 2018-09-06 stsp err = got_ferror(f, GOT_ERR_IO);
1018 a440fac0 2018-09-06 stsp goto done;
1020 a440fac0 2018-09-06 stsp break; /* EOF */
1022 a440fac0 2018-09-06 stsp remain -= n;
1023 a440fac0 2018-09-06 stsp total += n;
1027 a440fac0 2018-09-06 stsp if (err == NULL) {
1028 a440fac0 2018-09-06 stsp *outbuf = buf;
1029 a440fac0 2018-09-06 stsp *outlen = total;
1031 a440fac0 2018-09-06 stsp free(buf);
1032 ad242220 2018-09-08 stsp return err;
