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/queue.h>
20 f8b19efd 2021-10-13 stsp #include <sys/tree.h>
21 a440fac0 2018-09-06 stsp #include <sys/uio.h>
22 a440fac0 2018-09-06 stsp #include <sys/socket.h>
23 a440fac0 2018-09-06 stsp #include <sys/wait.h>
24 64a8571e 2022-01-07 stsp #include <sys/mman.h>
26 a440fac0 2018-09-06 stsp #include <errno.h>
27 a440fac0 2018-09-06 stsp #include <stdio.h>
28 a440fac0 2018-09-06 stsp #include <stdlib.h>
29 a440fac0 2018-09-06 stsp #include <string.h>
30 a440fac0 2018-09-06 stsp #include <stdint.h>
31 a440fac0 2018-09-06 stsp #include <sha1.h>
32 a440fac0 2018-09-06 stsp #include <zlib.h>
33 a440fac0 2018-09-06 stsp #include <ctype.h>
34 a440fac0 2018-09-06 stsp #include <limits.h>
35 a440fac0 2018-09-06 stsp #include <imsg.h>
36 a440fac0 2018-09-06 stsp #include <time.h>
37 ad242220 2018-09-08 stsp #include <unistd.h>
39 a440fac0 2018-09-06 stsp #include "got_error.h"
40 a440fac0 2018-09-06 stsp #include "got_object.h"
41 a440fac0 2018-09-06 stsp #include "got_repository.h"
42 a440fac0 2018-09-06 stsp #include "got_opentemp.h"
43 324d37e7 2019-05-11 stsp #include "got_path.h"
45 a440fac0 2018-09-06 stsp #include "got_lib_sha1.h"
46 a440fac0 2018-09-06 stsp #include "got_lib_delta.h"
47 41fa1437 2018-11-05 stsp #include "got_lib_inflate.h"
48 41fa1437 2018-11-05 stsp #include "got_lib_object.h"
49 3022d272 2019-11-14 stsp #include "got_lib_object_parse.h"
50 6bef87be 2018-09-11 stsp #include "got_lib_object_cache.h"
51 15a94983 2018-12-23 stsp #include "got_lib_pack.h"
52 15a94983 2018-12-23 stsp #include "got_lib_privsep.h"
53 ad242220 2018-09-08 stsp #include "got_lib_repository.h"
55 a440fac0 2018-09-06 stsp #ifndef nitems
56 a440fac0 2018-09-06 stsp #define nitems(_a) (sizeof(_a) / sizeof((_a)[0]))
59 ca6e02ac 2020-01-07 stsp struct got_object_id *
60 ca6e02ac 2020-01-07 stsp got_object_id_dup(struct got_object_id *id1)
62 ca6e02ac 2020-01-07 stsp struct got_object_id *id2;
64 ca6e02ac 2020-01-07 stsp id2 = malloc(sizeof(*id2));
65 ca6e02ac 2020-01-07 stsp if (id2 == NULL)
66 ca6e02ac 2020-01-07 stsp return NULL;
67 ca6e02ac 2020-01-07 stsp memcpy(id2, id1, sizeof(*id2));
72 f054b67a 2018-11-05 stsp got_object_id_cmp(const struct got_object_id *id1,
73 f054b67a 2018-11-05 stsp const struct got_object_id *id2)
75 f054b67a 2018-11-05 stsp return memcmp(id1->sha1, id2->sha1, SHA1_DIGEST_LENGTH);
78 2ff12563 2018-09-15 stsp const struct got_error *
79 5df4932d 2018-11-05 stsp got_object_qid_alloc_partial(struct got_object_qid **qid)
81 5df4932d 2018-11-05 stsp const struct got_error *err = NULL;
83 5df4932d 2018-11-05 stsp *qid = malloc(sizeof(**qid));
84 5df4932d 2018-11-05 stsp if (*qid == NULL)
85 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
87 5df4932d 2018-11-05 stsp (*qid)->id = malloc(sizeof(*((*qid)->id)));
88 5df4932d 2018-11-05 stsp if ((*qid)->id == NULL) {
89 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
90 5df4932d 2018-11-05 stsp got_object_qid_free(*qid);
91 5df4932d 2018-11-05 stsp *qid = NULL;
94 74a2356f 2021-06-18 stsp (*qid)->data = NULL;
96 5df4932d 2018-11-05 stsp return NULL;
99 5df4932d 2018-11-05 stsp const struct got_error *
100 2ff12563 2018-09-15 stsp got_object_id_str(char **outbuf, struct got_object_id *id)
102 2ff12563 2018-09-15 stsp static const size_t len = SHA1_DIGEST_STRING_LENGTH;
104 2ff12563 2018-09-15 stsp *outbuf = malloc(len);
105 2ff12563 2018-09-15 stsp if (*outbuf == NULL)
106 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
108 2ff12563 2018-09-15 stsp if (got_sha1_digest_to_str(id->sha1, *outbuf, len) == NULL) {
109 2ff12563 2018-09-15 stsp free(*outbuf);
110 2ff12563 2018-09-15 stsp *outbuf = NULL;
111 2ff12563 2018-09-15 stsp return got_error(GOT_ERR_BAD_OBJ_ID_STR);
114 2ff12563 2018-09-15 stsp return NULL;
118 03fa71c8 2018-09-06 stsp got_object_close(struct got_object *obj)
120 03fa71c8 2018-09-06 stsp if (obj->refcnt > 0) {
121 03fa71c8 2018-09-06 stsp obj->refcnt--;
122 03fa71c8 2018-09-06 stsp if (obj->refcnt > 0)
126 03fa71c8 2018-09-06 stsp if (obj->flags & GOT_OBJ_FLAG_DELTIFIED) {
127 03fa71c8 2018-09-06 stsp struct got_delta *delta;
128 dbdddfee 2021-06-23 naddy while (!STAILQ_EMPTY(&obj->deltas.entries)) {
129 dbdddfee 2021-06-23 naddy delta = STAILQ_FIRST(&obj->deltas.entries);
130 dbdddfee 2021-06-23 naddy STAILQ_REMOVE_HEAD(&obj->deltas.entries, entry);
131 2256993b 2019-07-15 stsp free(delta);
137 d3c116bf 2021-10-15 stsp const struct got_error *
138 d3c116bf 2021-10-15 stsp got_object_raw_close(struct got_raw_object *obj)
140 d3c116bf 2021-10-15 stsp const struct got_error *err = NULL;
142 d3c116bf 2021-10-15 stsp if (obj->refcnt > 0) {
143 d3c116bf 2021-10-15 stsp obj->refcnt--;
144 d3c116bf 2021-10-15 stsp if (obj->refcnt > 0)
145 d3c116bf 2021-10-15 stsp return NULL;
148 64a8571e 2022-01-07 stsp if (obj->f == NULL) {
149 64a8571e 2022-01-07 stsp if (obj->fd != -1) {
150 64a8571e 2022-01-07 stsp if (munmap(obj->data, obj->hdrlen + obj->size) == -1)
151 64a8571e 2022-01-07 stsp err = got_error_from_errno("munmap");
152 64a8571e 2022-01-07 stsp if (close(obj->fd) == -1 && err == NULL)
153 64a8571e 2022-01-07 stsp err = got_error_from_errno("close");
155 64a8571e 2022-01-07 stsp free(obj->data);
157 64a8571e 2022-01-07 stsp if (fclose(obj->f) == EOF && err == NULL)
158 64a8571e 2022-01-07 stsp err = got_error_from_errno("fclose");
161 d3c116bf 2021-10-15 stsp return err;
165 03fa71c8 2018-09-06 stsp got_object_qid_free(struct got_object_qid *qid)
167 03fa71c8 2018-09-06 stsp free(qid->id);
172 dd88155e 2019-06-29 stsp got_object_id_queue_free(struct got_object_id_queue *ids)
174 dd88155e 2019-06-29 stsp struct got_object_qid *qid;
176 dbdddfee 2021-06-23 naddy while (!STAILQ_EMPTY(ids)) {
177 dbdddfee 2021-06-23 naddy qid = STAILQ_FIRST(ids);
178 dbdddfee 2021-06-23 naddy STAILQ_REMOVE_HEAD(ids, entry);
179 dd88155e 2019-06-29 stsp got_object_qid_free(qid);
183 1785f84a 2018-12-23 stsp const struct got_error *
184 1785f84a 2018-12-23 stsp got_object_parse_header(struct got_object **obj, char *buf, size_t len)
186 ff2a4428 2019-03-19 stsp const char *obj_labels[] = {
187 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_COMMIT,
188 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_TREE,
189 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_BLOB,
190 ff2a4428 2019-03-19 stsp GOT_OBJ_LABEL_TAG,
192 1785f84a 2018-12-23 stsp const int obj_types[] = {
193 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_COMMIT,
194 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_TREE,
195 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_BLOB,
196 1785f84a 2018-12-23 stsp GOT_OBJ_TYPE_TAG,
198 1785f84a 2018-12-23 stsp int type = 0;
199 1785f84a 2018-12-23 stsp size_t size = 0, hdrlen = 0;
202 1785f84a 2018-12-23 stsp *obj = NULL;
204 9ef4ac16 2019-04-13 stsp hdrlen = strnlen(buf, len) + 1 /* '\0' */;
205 9ef4ac16 2019-04-13 stsp if (hdrlen > len)
206 9ef4ac16 2019-04-13 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
208 ff2a4428 2019-03-19 stsp for (i = 0; i < nitems(obj_labels); i++) {
209 ff2a4428 2019-03-19 stsp const char *label = obj_labels[i];
210 ff2a4428 2019-03-19 stsp size_t label_len = strlen(label);
211 1785f84a 2018-12-23 stsp const char *errstr;
213 ff2a4428 2019-03-19 stsp if (strncmp(buf, label, label_len) != 0)
216 1785f84a 2018-12-23 stsp type = obj_types[i];
217 ff2a4428 2019-03-19 stsp if (len <= label_len)
218 1785f84a 2018-12-23 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
219 ff2a4428 2019-03-19 stsp size = strtonum(buf + label_len, 0, LONG_MAX, &errstr);
220 1785f84a 2018-12-23 stsp if (errstr != NULL)
221 1785f84a 2018-12-23 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
225 1785f84a 2018-12-23 stsp if (type == 0)
226 1785f84a 2018-12-23 stsp return got_error(GOT_ERR_BAD_OBJ_HDR);
228 1785f84a 2018-12-23 stsp *obj = calloc(1, sizeof(**obj));
229 1785f84a 2018-12-23 stsp if (*obj == NULL)
230 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
231 1785f84a 2018-12-23 stsp (*obj)->type = type;
232 1785f84a 2018-12-23 stsp (*obj)->hdrlen = hdrlen;
233 1785f84a 2018-12-23 stsp (*obj)->size = size;
234 1785f84a 2018-12-23 stsp return NULL;
237 1785f84a 2018-12-23 stsp const struct got_error *
238 1785f84a 2018-12-23 stsp got_object_read_header(struct got_object **obj, int fd)
240 1785f84a 2018-12-23 stsp const struct got_error *err;
241 23bc48a9 2019-03-19 stsp struct got_inflate_buf zb;
242 31e61ec1 2021-09-28 naddy uint8_t *buf;
243 1785f84a 2018-12-23 stsp const size_t zbsize = 64;
244 1785f84a 2018-12-23 stsp size_t outlen, totlen;
245 1785f84a 2018-12-23 stsp int nbuf = 1;
247 1785f84a 2018-12-23 stsp *obj = NULL;
249 1785f84a 2018-12-23 stsp buf = malloc(zbsize);
250 1785f84a 2018-12-23 stsp if (buf == NULL)
251 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
253 1e87a3c3 2020-03-18 stsp err = got_inflate_init(&zb, buf, zbsize, NULL);
255 1785f84a 2018-12-23 stsp return err;
257 1785f84a 2018-12-23 stsp totlen = 0;
259 3ab5e33c 2020-03-18 stsp err = got_inflate_read_fd(&zb, fd, &outlen, NULL);
262 1785f84a 2018-12-23 stsp if (outlen == 0)
264 1785f84a 2018-12-23 stsp totlen += outlen;
265 dedbbd9d 2019-04-13 stsp if (memchr(zb.outbuf, '\0', outlen) == NULL) {
266 31e61ec1 2021-09-28 naddy uint8_t *newbuf;
268 1785f84a 2018-12-23 stsp newbuf = recallocarray(buf, nbuf - 1, nbuf, zbsize);
269 1785f84a 2018-12-23 stsp if (newbuf == NULL) {
270 638f9024 2019-05-13 stsp err = got_error_from_errno("recallocarray");
273 1785f84a 2018-12-23 stsp buf = newbuf;
274 1785f84a 2018-12-23 stsp zb.outbuf = newbuf + totlen;
275 1785f84a 2018-12-23 stsp zb.outlen = (nbuf * zbsize) - totlen;
277 dedbbd9d 2019-04-13 stsp } while (memchr(zb.outbuf, '\0', outlen) == NULL);
279 1785f84a 2018-12-23 stsp err = got_object_parse_header(obj, buf, totlen);
282 1785f84a 2018-12-23 stsp got_inflate_end(&zb);
283 1785f84a 2018-12-23 stsp return err;
286 a440fac0 2018-09-06 stsp struct got_commit_object *
287 a440fac0 2018-09-06 stsp got_object_commit_alloc_partial(void)
289 a440fac0 2018-09-06 stsp struct got_commit_object *commit;
291 a440fac0 2018-09-06 stsp commit = calloc(1, sizeof(*commit));
292 a440fac0 2018-09-06 stsp if (commit == NULL)
293 a440fac0 2018-09-06 stsp return NULL;
294 acf0c7c6 2018-11-05 stsp commit->tree_id = malloc(sizeof(*commit->tree_id));
295 a440fac0 2018-09-06 stsp if (commit->tree_id == NULL) {
296 a440fac0 2018-09-06 stsp free(commit);
297 a440fac0 2018-09-06 stsp return NULL;
300 dbdddfee 2021-06-23 naddy STAILQ_INIT(&commit->parent_ids);
302 a440fac0 2018-09-06 stsp return commit;
305 a440fac0 2018-09-06 stsp const struct got_error *
306 a440fac0 2018-09-06 stsp got_object_commit_add_parent(struct got_commit_object *commit,
307 a440fac0 2018-09-06 stsp const char *id_str)
309 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
310 a440fac0 2018-09-06 stsp struct got_object_qid *qid;
312 5df4932d 2018-11-05 stsp err = got_object_qid_alloc_partial(&qid);
314 7762fe12 2018-11-05 stsp return err;
316 a440fac0 2018-09-06 stsp if (!got_parse_sha1_digest(qid->id->sha1, id_str)) {
317 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
318 00eb6a1f 2019-07-15 stsp got_object_qid_free(qid);
319 a440fac0 2018-09-06 stsp return err;
322 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&commit->parent_ids, qid, entry);
323 a440fac0 2018-09-06 stsp commit->nparents++;
325 a440fac0 2018-09-06 stsp return NULL;
328 a440fac0 2018-09-06 stsp static const struct got_error *
329 a440fac0 2018-09-06 stsp parse_gmtoff(time_t *gmtoff, const char *tzstr)
331 a440fac0 2018-09-06 stsp int sign = 1;
332 a440fac0 2018-09-06 stsp const char *p = tzstr;
333 a440fac0 2018-09-06 stsp time_t h, m;
335 a440fac0 2018-09-06 stsp *gmtoff = 0;
337 a440fac0 2018-09-06 stsp if (*p == '-')
339 a440fac0 2018-09-06 stsp else if (*p != '+')
340 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
342 a440fac0 2018-09-06 stsp if (!isdigit(*p) && !isdigit(*(p + 1)))
343 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
344 a440fac0 2018-09-06 stsp h = (((*p - '0') * 10) + (*(p + 1) - '0'));
347 a440fac0 2018-09-06 stsp if (!isdigit(*p) && !isdigit(*(p + 1)))
348 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
349 a440fac0 2018-09-06 stsp m = ((*p - '0') * 10) + (*(p + 1) - '0');
351 a440fac0 2018-09-06 stsp *gmtoff = (h * 60 * 60 + m * 60) * sign;
352 a440fac0 2018-09-06 stsp return NULL;
355 a440fac0 2018-09-06 stsp static const struct got_error *
356 ccb26ccd 2018-11-05 stsp parse_commit_time(time_t *time, time_t *gmtoff, char *committer)
358 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
359 a440fac0 2018-09-06 stsp const char *errstr;
360 a440fac0 2018-09-06 stsp char *space, *tzstr;
362 a440fac0 2018-09-06 stsp /* Parse and strip off trailing timezone indicator string. */
363 a440fac0 2018-09-06 stsp space = strrchr(committer, ' ');
364 a440fac0 2018-09-06 stsp if (space == NULL)
365 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
366 a440fac0 2018-09-06 stsp tzstr = strdup(space + 1);
367 a440fac0 2018-09-06 stsp if (tzstr == NULL)
368 638f9024 2019-05-13 stsp return got_error_from_errno("strdup");
369 ccb26ccd 2018-11-05 stsp err = parse_gmtoff(gmtoff, tzstr);
370 a440fac0 2018-09-06 stsp free(tzstr);
372 9dbd8627 2021-02-04 stsp if (err->code != GOT_ERR_BAD_OBJ_DATA)
373 9dbd8627 2021-02-04 stsp return err;
374 9dbd8627 2021-02-04 stsp /* Old versions of Git omitted the timestamp. */
376 9dbd8627 2021-02-04 stsp *gmtoff = 0;
377 9dbd8627 2021-02-04 stsp return NULL;
379 a440fac0 2018-09-06 stsp *space = '\0';
381 a440fac0 2018-09-06 stsp /* Timestamp is separated from committer name + email by space. */
382 a440fac0 2018-09-06 stsp space = strrchr(committer, ' ');
383 a440fac0 2018-09-06 stsp if (space == NULL)
384 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
386 09867e48 2019-08-13 stsp /* Timestamp parsed here is expressed as UNIX timestamp (UTC). */
387 ccb26ccd 2018-11-05 stsp *time = strtonum(space + 1, 0, INT64_MAX, &errstr);
388 a440fac0 2018-09-06 stsp if (errstr)
389 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
391 a440fac0 2018-09-06 stsp /* Strip off parsed time information, leaving just author and email. */
392 a440fac0 2018-09-06 stsp *space = '\0';
394 a440fac0 2018-09-06 stsp return NULL;
398 03fa71c8 2018-09-06 stsp got_object_commit_close(struct got_commit_object *commit)
400 03fa71c8 2018-09-06 stsp if (commit->refcnt > 0) {
401 03fa71c8 2018-09-06 stsp commit->refcnt--;
402 03fa71c8 2018-09-06 stsp if (commit->refcnt > 0)
406 dd88155e 2019-06-29 stsp got_object_id_queue_free(&commit->parent_ids);
407 03fa71c8 2018-09-06 stsp free(commit->tree_id);
408 03fa71c8 2018-09-06 stsp free(commit->author);
409 03fa71c8 2018-09-06 stsp free(commit->committer);
410 03fa71c8 2018-09-06 stsp free(commit->logmsg);
411 03fa71c8 2018-09-06 stsp free(commit);
414 45d799e2 2018-12-23 stsp struct got_object_id *
415 45d799e2 2018-12-23 stsp got_object_commit_get_tree_id(struct got_commit_object *commit)
417 45d799e2 2018-12-23 stsp return commit->tree_id;
421 45d799e2 2018-12-23 stsp got_object_commit_get_nparents(struct got_commit_object *commit)
423 45d799e2 2018-12-23 stsp return commit->nparents;
426 45d799e2 2018-12-23 stsp const struct got_object_id_queue *
427 45d799e2 2018-12-23 stsp got_object_commit_get_parent_ids(struct got_commit_object *commit)
429 45d799e2 2018-12-23 stsp return &commit->parent_ids;
432 45d799e2 2018-12-23 stsp const char *
433 45d799e2 2018-12-23 stsp got_object_commit_get_author(struct got_commit_object *commit)
435 45d799e2 2018-12-23 stsp return commit->author;
439 45d799e2 2018-12-23 stsp got_object_commit_get_author_time(struct got_commit_object *commit)
441 45d799e2 2018-12-23 stsp return commit->author_time;
444 45d799e2 2018-12-23 stsp time_t got_object_commit_get_author_gmtoff(struct got_commit_object *commit)
446 45d799e2 2018-12-23 stsp return commit->author_gmtoff;
449 45d799e2 2018-12-23 stsp const char *
450 45d799e2 2018-12-23 stsp got_object_commit_get_committer(struct got_commit_object *commit)
452 45d799e2 2018-12-23 stsp return commit->committer;
456 45d799e2 2018-12-23 stsp got_object_commit_get_committer_time(struct got_commit_object *commit)
458 45d799e2 2018-12-23 stsp return commit->committer_time;
462 45d799e2 2018-12-23 stsp got_object_commit_get_committer_gmtoff(struct got_commit_object *commit)
464 45d799e2 2018-12-23 stsp return commit->committer_gmtoff;
467 5943eee2 2019-08-13 stsp const struct got_error *
468 5943eee2 2019-08-13 stsp got_object_commit_get_logmsg(char **logmsg, struct got_commit_object *commit)
470 5943eee2 2019-08-13 stsp const struct got_error *err = NULL;
471 b9c41b54 2021-08-03 stsp const char *src;
473 5943eee2 2019-08-13 stsp size_t len;
475 b9c41b54 2021-08-03 stsp len = strlen(commit->logmsg);
476 b9c41b54 2021-08-03 stsp *logmsg = malloc(len + 2); /* leave room for a trailing \n and \0 */
477 b9c41b54 2021-08-03 stsp if (*logmsg == NULL)
478 b9c41b54 2021-08-03 stsp return got_error_from_errno("malloc");
481 b9c41b54 2021-08-03 stsp * Strip out unusual headers. Headers are separated from the commit
482 b9c41b54 2021-08-03 stsp * message body by a single empty line.
484 b9c41b54 2021-08-03 stsp src = commit->logmsg;
485 b9c41b54 2021-08-03 stsp dst = *logmsg;
486 b9c41b54 2021-08-03 stsp while (*src != '\0' && *src != '\n') {
487 b9c41b54 2021-08-03 stsp int copy_header = 1, eol = 0;
488 b9c41b54 2021-08-03 stsp if (strncmp(src, GOT_COMMIT_LABEL_TREE,
489 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_TREE)) != 0 &&
490 b9c41b54 2021-08-03 stsp strncmp(src, GOT_COMMIT_LABEL_AUTHOR,
491 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_AUTHOR)) != 0 &&
492 b9c41b54 2021-08-03 stsp strncmp(src, GOT_COMMIT_LABEL_PARENT,
493 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_PARENT)) != 0 &&
494 b9c41b54 2021-08-03 stsp strncmp(src, GOT_COMMIT_LABEL_COMMITTER,
495 b9c41b54 2021-08-03 stsp strlen(GOT_COMMIT_LABEL_COMMITTER)) != 0)
496 b9c41b54 2021-08-03 stsp copy_header = 0;
498 b9c41b54 2021-08-03 stsp while (*src != '\0' && !eol) {
499 b9c41b54 2021-08-03 stsp if (copy_header) {
500 b9c41b54 2021-08-03 stsp *dst = *src;
503 b9c41b54 2021-08-03 stsp if (*src == '\n')
508 b9c41b54 2021-08-03 stsp *dst = '\0';
510 b9c41b54 2021-08-03 stsp if (strlcat(*logmsg, src, len + 1) >= len + 1) {
511 b9c41b54 2021-08-03 stsp err = got_error(GOT_ERR_NO_SPACE);
515 5943eee2 2019-08-13 stsp /* Trim redundant trailing whitespace. */
516 5943eee2 2019-08-13 stsp len = strlen(*logmsg);
517 5943eee2 2019-08-13 stsp while (len > 1 && isspace((unsigned char)(*logmsg)[len - 2]) &&
518 5943eee2 2019-08-13 stsp isspace((unsigned char)(*logmsg)[len - 1])) {
519 5943eee2 2019-08-13 stsp (*logmsg)[len - 1] = '\0';
523 b9c41b54 2021-08-03 stsp /* Append a trailing newline if missing. */
524 b9c41b54 2021-08-03 stsp if (len > 0 && (*logmsg)[len - 1] != '\n') {
525 b9c41b54 2021-08-03 stsp (*logmsg)[len] = '\n';
526 b9c41b54 2021-08-03 stsp (*logmsg)[len + 1] = '\0';
530 5943eee2 2019-08-13 stsp free(*logmsg);
531 5943eee2 2019-08-13 stsp *logmsg = NULL;
533 5943eee2 2019-08-13 stsp return err;
536 24ea5512 2019-08-22 stsp const char *
537 24ea5512 2019-08-22 stsp got_object_commit_get_logmsg_raw(struct got_commit_object *commit)
539 24ea5512 2019-08-22 stsp return commit->logmsg;
542 a440fac0 2018-09-06 stsp const struct got_error *
543 5e0b25c4 2018-12-24 stsp got_object_parse_commit(struct got_commit_object **commit, char *buf,
544 5e0b25c4 2018-12-24 stsp size_t len)
546 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
547 a440fac0 2018-09-06 stsp char *s = buf;
548 ff2a4428 2019-03-19 stsp size_t label_len;
549 a440fac0 2018-09-06 stsp ssize_t remain = (ssize_t)len;
551 4793d91b 2019-09-22 stsp if (remain == 0)
552 4793d91b 2019-09-22 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
554 a440fac0 2018-09-06 stsp *commit = got_object_commit_alloc_partial();
555 a440fac0 2018-09-06 stsp if (*commit == NULL)
556 638f9024 2019-05-13 stsp return got_error_from_errno("got_object_commit_alloc_partial");
558 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_TREE);
559 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_COMMIT_LABEL_TREE, label_len) == 0) {
560 ff2a4428 2019-03-19 stsp remain -= label_len;
561 a440fac0 2018-09-06 stsp if (remain < SHA1_DIGEST_STRING_LENGTH) {
562 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
565 ff2a4428 2019-03-19 stsp s += label_len;
566 a440fac0 2018-09-06 stsp if (!got_parse_sha1_digest((*commit)->tree_id->sha1, s)) {
567 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
570 a440fac0 2018-09-06 stsp remain -= SHA1_DIGEST_STRING_LENGTH;
571 a440fac0 2018-09-06 stsp s += SHA1_DIGEST_STRING_LENGTH;
573 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
577 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_PARENT);
578 ff2a4428 2019-03-19 stsp while (strncmp(s, GOT_COMMIT_LABEL_PARENT, label_len) == 0) {
579 ff2a4428 2019-03-19 stsp remain -= label_len;
580 a440fac0 2018-09-06 stsp if (remain < SHA1_DIGEST_STRING_LENGTH) {
581 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
584 ff2a4428 2019-03-19 stsp s += label_len;
585 a440fac0 2018-09-06 stsp err = got_object_commit_add_parent(*commit, s);
589 a440fac0 2018-09-06 stsp remain -= SHA1_DIGEST_STRING_LENGTH;
590 a440fac0 2018-09-06 stsp s += SHA1_DIGEST_STRING_LENGTH;
593 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_AUTHOR);
594 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_COMMIT_LABEL_AUTHOR, label_len) == 0) {
596 a440fac0 2018-09-06 stsp size_t slen;
598 ff2a4428 2019-03-19 stsp remain -= label_len;
599 a440fac0 2018-09-06 stsp if (remain <= 0) {
600 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
603 ff2a4428 2019-03-19 stsp s += label_len;
604 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
605 a440fac0 2018-09-06 stsp if (p == NULL) {
606 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
610 a440fac0 2018-09-06 stsp slen = strlen(s);
611 ccb26ccd 2018-11-05 stsp err = parse_commit_time(&(*commit)->author_time,
612 ccb26ccd 2018-11-05 stsp &(*commit)->author_gmtoff, s);
615 a440fac0 2018-09-06 stsp (*commit)->author = strdup(s);
616 a440fac0 2018-09-06 stsp if ((*commit)->author == NULL) {
617 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
620 a440fac0 2018-09-06 stsp s += slen + 1;
621 a440fac0 2018-09-06 stsp remain -= slen + 1;
624 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_COMMIT_LABEL_COMMITTER);
625 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_COMMIT_LABEL_COMMITTER, label_len) == 0) {
627 a440fac0 2018-09-06 stsp size_t slen;
629 ff2a4428 2019-03-19 stsp remain -= label_len;
630 a440fac0 2018-09-06 stsp if (remain <= 0) {
631 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
634 ff2a4428 2019-03-19 stsp s += label_len;
635 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
636 a440fac0 2018-09-06 stsp if (p == NULL) {
637 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
641 a440fac0 2018-09-06 stsp slen = strlen(s);
642 ccb26ccd 2018-11-05 stsp err = parse_commit_time(&(*commit)->committer_time,
643 ccb26ccd 2018-11-05 stsp &(*commit)->committer_gmtoff, s);
646 a440fac0 2018-09-06 stsp (*commit)->committer = strdup(s);
647 a440fac0 2018-09-06 stsp if ((*commit)->committer == NULL) {
648 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
651 a440fac0 2018-09-06 stsp s += slen + 1;
652 a440fac0 2018-09-06 stsp remain -= slen + 1;
655 a440fac0 2018-09-06 stsp (*commit)->logmsg = strndup(s, remain);
656 a440fac0 2018-09-06 stsp if ((*commit)->logmsg == NULL) {
657 638f9024 2019-05-13 stsp err = got_error_from_errno("strndup");
662 a440fac0 2018-09-06 stsp got_object_commit_close(*commit);
663 a440fac0 2018-09-06 stsp *commit = NULL;
665 a440fac0 2018-09-06 stsp return err;
669 ed175427 2019-05-09 stsp got_object_tree_close(struct got_tree_object *tree)
671 03fa71c8 2018-09-06 stsp if (tree->refcnt > 0) {
672 03fa71c8 2018-09-06 stsp tree->refcnt--;
673 03fa71c8 2018-09-06 stsp if (tree->refcnt > 0)
677 56e0773d 2019-11-28 stsp free(tree->entries);
678 03fa71c8 2018-09-06 stsp free(tree);
681 a440fac0 2018-09-06 stsp static const struct got_error *
682 3022d272 2019-11-14 stsp parse_tree_entry(struct got_parsed_tree_entry **pte, const char **name,
683 3022d272 2019-11-14 stsp size_t *elen, char *buf,
684 a440fac0 2018-09-06 stsp size_t maxlen)
686 8914529d 2019-04-13 stsp char *p, *space;
687 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
689 3022d272 2019-11-14 stsp *name = NULL;
692 3022d272 2019-11-14 stsp *pte = malloc(sizeof(**pte));
693 3022d272 2019-11-14 stsp if (*pte == NULL)
694 3022d272 2019-11-14 stsp return got_error_from_errno("malloc");
696 9ef4ac16 2019-04-13 stsp *elen = strnlen(buf, maxlen) + 1;
697 a440fac0 2018-09-06 stsp if (*elen > maxlen) {
698 3022d272 2019-11-14 stsp free(*pte);
699 3022d272 2019-11-14 stsp *pte = NULL;
700 a440fac0 2018-09-06 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
703 dedbbd9d 2019-04-13 stsp space = memchr(buf, ' ', *elen);
704 8914529d 2019-04-13 stsp if (space == NULL || space <= buf) {
705 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
706 3022d272 2019-11-14 stsp free(*pte);
707 3022d272 2019-11-14 stsp *pte = NULL;
708 a440fac0 2018-09-06 stsp return err;
710 3022d272 2019-11-14 stsp (*pte)->mode = 0;
712 8914529d 2019-04-13 stsp while (p < space) {
713 a440fac0 2018-09-06 stsp if (*p < '0' && *p > '7') {
714 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
717 3022d272 2019-11-14 stsp (*pte)->mode <<= 3;
718 3022d272 2019-11-14 stsp (*pte)->mode |= *p - '0';
722 a440fac0 2018-09-06 stsp if (*elen > maxlen || maxlen - *elen < SHA1_DIGEST_LENGTH) {
723 a440fac0 2018-09-06 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
726 3022d272 2019-11-14 stsp *name = space + 1;
727 68bf1b1e 2018-11-07 stsp buf += *elen;
728 3022d272 2019-11-14 stsp (*pte)->id = buf;
729 a440fac0 2018-09-06 stsp *elen += SHA1_DIGEST_LENGTH;
732 3022d272 2019-11-14 stsp free(*pte);
733 3022d272 2019-11-14 stsp *pte = NULL;
735 a440fac0 2018-09-06 stsp return err;
738 a440fac0 2018-09-06 stsp const struct got_error *
739 3022d272 2019-11-14 stsp got_object_parse_tree(struct got_pathlist_head *entries, int *nentries,
740 3022d272 2019-11-14 stsp uint8_t *buf, size_t len)
742 3022d272 2019-11-14 stsp const struct got_error *err = NULL;
743 a440fac0 2018-09-06 stsp size_t remain = len;
745 3022d272 2019-11-14 stsp *nentries = 0;
746 db1d3576 2019-10-04 stsp if (remain == 0)
747 db1d3576 2019-10-04 stsp return NULL; /* tree is empty */
749 a440fac0 2018-09-06 stsp while (remain > 0) {
750 3022d272 2019-11-14 stsp struct got_parsed_tree_entry *pte;
751 f5d3d7af 2019-02-05 stsp struct got_pathlist_entry *new = NULL;
752 3022d272 2019-11-14 stsp const char *name;
753 a440fac0 2018-09-06 stsp size_t elen;
755 3022d272 2019-11-14 stsp err = parse_tree_entry(&pte, &name, &elen, buf, remain);
758 3022d272 2019-11-14 stsp err = got_pathlist_insert(&new, entries, name, pte);
761 f5d3d7af 2019-02-05 stsp if (new == NULL) {
762 f5d3d7af 2019-02-05 stsp err = got_error(GOT_ERR_TREE_DUP_ENTRY);
765 a440fac0 2018-09-06 stsp buf += elen;
766 a440fac0 2018-09-06 stsp remain -= elen;
767 3022d272 2019-11-14 stsp (*nentries)++;
770 a440fac0 2018-09-06 stsp if (remain != 0) {
771 f5d3d7af 2019-02-05 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
776 b87b4170 2020-01-06 stsp got_object_parsed_tree_entries_free(entries);
777 3022d272 2019-11-14 stsp *nentries = 0;
779 f5d3d7af 2019-02-05 stsp return err;
783 b87b4170 2020-01-06 stsp got_object_parsed_tree_entries_free(struct got_pathlist_head *entries)
785 b64b1f95 2020-01-06 stsp struct got_pathlist_entry *pe;
787 b64b1f95 2020-01-06 stsp TAILQ_FOREACH(pe, entries, entry) {
788 b64b1f95 2020-01-06 stsp struct got_parsed_tree_entry *pte = pe->data;
791 b64b1f95 2020-01-06 stsp got_pathlist_free(entries);
795 f4a881ce 2018-11-17 stsp got_object_tag_close(struct got_tag_object *tag)
797 ca0d469c 2019-08-13 stsp if (tag->refcnt > 0) {
798 ca0d469c 2019-08-13 stsp tag->refcnt--;
799 ca0d469c 2019-08-13 stsp if (tag->refcnt > 0)
803 f4a881ce 2018-11-17 stsp free(tag->tag);
804 f4a881ce 2018-11-17 stsp free(tag->tagger);
805 f4a881ce 2018-11-17 stsp free(tag->tagmsg);
809 ad242220 2018-09-08 stsp const struct got_error *
810 f4a881ce 2018-11-17 stsp got_object_parse_tag(struct got_tag_object **tag, uint8_t *buf, size_t len)
812 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
813 f4a881ce 2018-11-17 stsp size_t remain = len;
814 f4a881ce 2018-11-17 stsp char *s = buf;
815 ff2a4428 2019-03-19 stsp size_t label_len;
817 4793d91b 2019-09-22 stsp if (remain == 0)
818 4793d91b 2019-09-22 stsp return got_error(GOT_ERR_BAD_OBJ_DATA);
820 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
821 f4a881ce 2018-11-17 stsp if (*tag == NULL)
822 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
824 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_OBJECT);
825 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_OBJECT, label_len) == 0) {
826 ff2a4428 2019-03-19 stsp remain -= label_len;
827 f4a881ce 2018-11-17 stsp if (remain < SHA1_DIGEST_STRING_LENGTH) {
828 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
831 ff2a4428 2019-03-19 stsp s += label_len;
832 f4a881ce 2018-11-17 stsp if (!got_parse_sha1_digest((*tag)->id.sha1, s)) {
833 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
836 f4a881ce 2018-11-17 stsp remain -= SHA1_DIGEST_STRING_LENGTH;
837 f4a881ce 2018-11-17 stsp s += SHA1_DIGEST_STRING_LENGTH;
839 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
843 f4a881ce 2018-11-17 stsp if (remain <= 0) {
844 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
848 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_TYPE);
849 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_TYPE, label_len) == 0) {
850 ff2a4428 2019-03-19 stsp remain -= label_len;
851 f4a881ce 2018-11-17 stsp if (remain <= 0) {
852 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
855 ff2a4428 2019-03-19 stsp s += label_len;
856 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_OBJ_LABEL_COMMIT,
857 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_COMMIT)) == 0) {
858 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_COMMIT;
859 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_COMMIT);
860 ff2a4428 2019-03-19 stsp s += label_len;
861 ff2a4428 2019-03-19 stsp remain -= label_len;
862 ff2a4428 2019-03-19 stsp } else if (strncmp(s, GOT_OBJ_LABEL_TREE,
863 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_TREE)) == 0) {
864 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_TREE;
865 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_TREE);
866 ff2a4428 2019-03-19 stsp s += label_len;
867 ff2a4428 2019-03-19 stsp remain -= label_len;
868 ff2a4428 2019-03-19 stsp } else if (strncmp(s, GOT_OBJ_LABEL_BLOB,
869 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_BLOB)) == 0) {
870 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_BLOB;
871 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_BLOB);
872 ff2a4428 2019-03-19 stsp s += label_len;
873 ff2a4428 2019-03-19 stsp remain -= label_len;
874 ff2a4428 2019-03-19 stsp } else if (strncmp(s, GOT_OBJ_LABEL_TAG,
875 ff2a4428 2019-03-19 stsp strlen(GOT_OBJ_LABEL_TAG)) == 0) {
876 f4a881ce 2018-11-17 stsp (*tag)->obj_type = GOT_OBJ_TYPE_TAG;
877 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_OBJ_LABEL_TAG);
878 ff2a4428 2019-03-19 stsp s += label_len;
879 ff2a4428 2019-03-19 stsp remain -= label_len;
881 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
885 f4a881ce 2018-11-17 stsp if (remain <= 0 || *s != '\n') {
886 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
891 f4a881ce 2018-11-17 stsp if (remain <= 0) {
892 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
896 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
900 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_TAG);
901 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_TAG, label_len) == 0) {
903 f4a881ce 2018-11-17 stsp size_t slen;
904 ff2a4428 2019-03-19 stsp remain -= label_len;
905 f4a881ce 2018-11-17 stsp if (remain <= 0) {
906 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
909 ff2a4428 2019-03-19 stsp s += label_len;
910 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
911 f4a881ce 2018-11-17 stsp if (p == NULL) {
912 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
916 f4a881ce 2018-11-17 stsp slen = strlen(s);
917 f4a881ce 2018-11-17 stsp (*tag)->tag = strndup(s, slen);
918 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
919 638f9024 2019-05-13 stsp err = got_error_from_errno("strndup");
922 f4a881ce 2018-11-17 stsp s += slen + 1;
923 f4a881ce 2018-11-17 stsp remain -= slen + 1;
924 f4a881ce 2018-11-17 stsp if (remain <= 0) {
925 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
929 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
933 ff2a4428 2019-03-19 stsp label_len = strlen(GOT_TAG_LABEL_TAGGER);
934 ff2a4428 2019-03-19 stsp if (strncmp(s, GOT_TAG_LABEL_TAGGER, label_len) == 0) {
936 f4a881ce 2018-11-17 stsp size_t slen;
938 ff2a4428 2019-03-19 stsp remain -= label_len;
939 f4a881ce 2018-11-17 stsp if (remain <= 0) {
940 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
943 ff2a4428 2019-03-19 stsp s += label_len;
944 dedbbd9d 2019-04-13 stsp p = memchr(s, '\n', remain);
945 f4a881ce 2018-11-17 stsp if (p == NULL) {
946 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
950 f4a881ce 2018-11-17 stsp slen = strlen(s);
951 f4a881ce 2018-11-17 stsp err = parse_commit_time(&(*tag)->tagger_time,
952 f4a881ce 2018-11-17 stsp &(*tag)->tagger_gmtoff, s);
955 f4a881ce 2018-11-17 stsp (*tag)->tagger = strdup(s);
956 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
957 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
960 f4a881ce 2018-11-17 stsp s += slen + 1;
961 f4a881ce 2018-11-17 stsp remain -= slen + 1;
962 5a8b373c 2020-12-18 stsp if (remain < 0) {
963 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_BAD_OBJ_DATA);
967 e0e55b50 2019-02-01 stsp /* Some old tags in the Linux git repo have no tagger. */
968 e0e55b50 2019-02-01 stsp (*tag)->tagger = strdup("");
969 e0e55b50 2019-02-01 stsp if ((*tag)->tagger == NULL) {
970 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
975 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strndup(s, remain);
976 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
977 638f9024 2019-05-13 stsp err = got_error_from_errno("strndup");
982 f4a881ce 2018-11-17 stsp got_object_tag_close(*tag);
983 f4a881ce 2018-11-17 stsp *tag = NULL;
985 f4a881ce 2018-11-17 stsp return err;
988 f4a881ce 2018-11-17 stsp const struct got_error *
989 ad242220 2018-09-08 stsp got_read_file_to_mem(uint8_t **outbuf, size_t *outlen, FILE *f)
991 a440fac0 2018-09-06 stsp const struct got_error *err = NULL;
992 a440fac0 2018-09-06 stsp static const size_t blocksize = 512;
993 a440fac0 2018-09-06 stsp size_t n, total, remain;
994 a440fac0 2018-09-06 stsp uint8_t *buf;
996 a440fac0 2018-09-06 stsp *outbuf = NULL;
997 a440fac0 2018-09-06 stsp *outlen = 0;
999 a440fac0 2018-09-06 stsp buf = malloc(blocksize);
1000 a440fac0 2018-09-06 stsp if (buf == NULL)
1001 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1003 a440fac0 2018-09-06 stsp remain = blocksize;
1004 a440fac0 2018-09-06 stsp total = 0;
1006 a440fac0 2018-09-06 stsp if (remain == 0) {
1007 a440fac0 2018-09-06 stsp uint8_t *newbuf;
1008 a440fac0 2018-09-06 stsp newbuf = reallocarray(buf, 1, total + blocksize);
1009 a440fac0 2018-09-06 stsp if (newbuf == NULL) {
1010 638f9024 2019-05-13 stsp err = got_error_from_errno("reallocarray");
1011 a440fac0 2018-09-06 stsp goto done;
1013 a440fac0 2018-09-06 stsp buf = newbuf;
1014 a440fac0 2018-09-06 stsp remain += blocksize;
1016 a440fac0 2018-09-06 stsp n = fread(buf + total, 1, remain, f);
1017 a440fac0 2018-09-06 stsp if (n == 0) {
1018 a440fac0 2018-09-06 stsp if (ferror(f)) {
1019 a440fac0 2018-09-06 stsp err = got_ferror(f, GOT_ERR_IO);
1020 a440fac0 2018-09-06 stsp goto done;
1022 a440fac0 2018-09-06 stsp break; /* EOF */
1024 a440fac0 2018-09-06 stsp remain -= n;
1025 a440fac0 2018-09-06 stsp total += n;
1029 a440fac0 2018-09-06 stsp if (err == NULL) {
1030 a440fac0 2018-09-06 stsp *outbuf = buf;
1031 a440fac0 2018-09-06 stsp *outlen = total;
1033 a440fac0 2018-09-06 stsp free(buf);
1034 ad242220 2018-09-08 stsp return err;