2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
3 93658fb9 2020-03-18 stsp * Copyright (c) 2020 Ori Bernstein <ori@openbsd.org>
5 2178c42e 2018-04-22 stsp * Permission to use, copy, modify, and distribute this software for any
6 2178c42e 2018-04-22 stsp * purpose with or without fee is hereby granted, provided that the above
7 2178c42e 2018-04-22 stsp * copyright notice and this permission notice appear in all copies.
9 2178c42e 2018-04-22 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 2178c42e 2018-04-22 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 2178c42e 2018-04-22 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 2178c42e 2018-04-22 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 2178c42e 2018-04-22 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 2178c42e 2018-04-22 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 2178c42e 2018-04-22 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 2178c42e 2018-04-22 stsp #include <sys/types.h>
19 2178c42e 2018-04-22 stsp #include <sys/queue.h>
20 2178c42e 2018-04-22 stsp #include <sys/uio.h>
21 876c234b 2018-09-10 stsp #include <sys/wait.h>
23 531c3985 2020-03-18 stsp #include <ctype.h>
24 23c57b28 2020-09-11 naddy #include <limits.h>
25 a486b62b 2021-05-18 stsp #include <signal.h>
26 2178c42e 2018-04-22 stsp #include <stdio.h>
27 2178c42e 2018-04-22 stsp #include <stdlib.h>
28 2178c42e 2018-04-22 stsp #include <string.h>
29 2178c42e 2018-04-22 stsp #include <errno.h>
30 2178c42e 2018-04-22 stsp #include <stdint.h>
31 2178c42e 2018-04-22 stsp #include <poll.h>
32 2178c42e 2018-04-22 stsp #include <imsg.h>
33 2178c42e 2018-04-22 stsp #include <sha1.h>
34 81a12da5 2020-09-09 naddy #include <unistd.h>
35 2178c42e 2018-04-22 stsp #include <zlib.h>
37 2178c42e 2018-04-22 stsp #include "got_object.h"
38 2178c42e 2018-04-22 stsp #include "got_error.h"
39 3022d272 2019-11-14 stsp #include "got_path.h"
40 cd95becd 2019-11-29 stsp #include "got_repository.h"
42 2178c42e 2018-04-22 stsp #include "got_lib_sha1.h"
43 2178c42e 2018-04-22 stsp #include "got_lib_delta.h"
44 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
45 2178c42e 2018-04-22 stsp #include "got_lib_object.h"
46 a440fac0 2018-09-06 stsp #include "got_lib_object_parse.h"
47 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
48 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
49 13b2bc37 2022-10-23 stsp #include "got_lib_poll.h"
51 336075a4 2022-06-25 op #include "got_privsep.h"
54 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
57 c39c25dd 2019-08-09 stsp #ifndef nitems
58 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
61 2178c42e 2018-04-22 stsp static const struct got_error *
62 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
64 fe36cf76 2018-04-23 stsp const struct got_error *err;
67 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLIN, INFTIM);
69 13b2bc37 2022-10-23 stsp if (err->code == GOT_ERR_EOF)
70 13b2bc37 2022-10-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
74 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
75 fe36cf76 2018-04-23 stsp if (n == -1) {
76 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
77 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
78 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
81 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
83 e033d803 2018-04-23 stsp return NULL;
86 ad242220 2018-09-08 stsp const struct got_error *
87 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
89 876c234b 2018-09-10 stsp int child_status;
91 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
92 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
94 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
95 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
97 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
98 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
100 876c234b 2018-09-10 stsp return NULL;
103 73b7854a 2018-11-11 stsp static const struct got_error *
104 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
106 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
108 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
109 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
111 73b7854a 2018-11-11 stsp ierr = imsg->data;
112 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
113 73b7854a 2018-11-11 stsp static struct got_error serr;
114 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
115 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
116 73b7854a 2018-11-11 stsp return &serr;
119 73b7854a 2018-11-11 stsp return got_error(ierr->code);
122 876c234b 2018-09-10 stsp const struct got_error *
123 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
124 46de5bfd 2018-11-11 stsp size_t min_datalen)
126 e033d803 2018-04-23 stsp const struct got_error *err;
129 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
130 876c234b 2018-09-10 stsp if (n == -1)
131 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
133 876c234b 2018-09-10 stsp while (n == 0) {
134 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
136 876c234b 2018-09-10 stsp return err;
137 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
138 cbfaaf20 2020-01-06 stsp if (n == -1)
139 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
142 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
143 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
145 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
146 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
147 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
150 73b7854a 2018-11-11 stsp return NULL;
153 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
155 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
157 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
158 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
161 2178c42e 2018-04-22 stsp ierr.code = err->code;
162 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
163 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
165 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
166 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
167 e93cd828 2018-11-11 stsp if (ret == -1) {
168 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
169 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
173 13b2bc37 2022-10-23 stsp poll_err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
174 5d43e84d 2018-04-23 stsp if (poll_err) {
175 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
176 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
180 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
181 5d43e84d 2018-04-23 stsp if (ret == -1) {
182 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
183 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
184 8934ea8b 2022-02-14 op imsg_clear(ibuf);
189 e033d803 2018-04-23 stsp static const struct got_error *
190 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
192 e033d803 2018-04-23 stsp const struct got_error *err;
194 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
196 e033d803 2018-04-23 stsp return err;
198 8934ea8b 2022-02-14 op if (imsg_flush(ibuf) == -1) {
199 8934ea8b 2022-02-14 op imsg_clear(ibuf);
200 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
203 e033d803 2018-04-23 stsp return NULL;
206 ad242220 2018-09-08 stsp const struct got_error *
207 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
209 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
212 e70bf110 2020-03-22 stsp const struct got_error *
213 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
215 ad242220 2018-09-08 stsp const struct got_error *err = NULL;
216 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
218 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
220 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
221 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
223 ad242220 2018-09-08 stsp err = flush_imsg(&ibuf);
224 ad242220 2018-09-08 stsp return err;
227 93658fb9 2020-03-18 stsp const struct got_error *
228 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
229 d5c81d44 2021-07-08 stsp struct got_object_id *id)
231 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
232 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
233 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
235 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
238 59d1e4a0 2021-03-10 stsp const struct got_error *
239 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
240 d5c81d44 2021-07-08 stsp struct got_object_id *id)
242 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
243 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
244 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
246 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
249 59d1e4a0 2021-03-10 stsp const struct got_error *
250 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
252 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
254 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
256 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
257 59d1e4a0 2021-03-10 stsp close(outfd);
258 59d1e4a0 2021-03-10 stsp return err;
261 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
264 59d1e4a0 2021-03-10 stsp const struct got_error *
265 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
266 59d1e4a0 2021-03-10 stsp uint8_t *data)
268 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
269 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
270 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
271 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
273 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
274 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
275 59d1e4a0 2021-03-10 stsp iobj.size = size;
277 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
278 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
280 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
281 59d1e4a0 2021-03-10 stsp if (wbuf == NULL) {
282 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_create RAW_OBJECT");
283 59d1e4a0 2021-03-10 stsp return err;
286 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1)
287 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
289 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
290 1453347d 2022-05-19 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1)
291 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
294 59d1e4a0 2021-03-10 stsp wbuf->fd = -1;
295 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
297 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
300 1785f84a 2018-12-23 stsp const struct got_error *
301 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
302 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
304 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
305 59d1e4a0 2021-03-10 stsp struct imsg imsg;
306 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
307 59d1e4a0 2021-03-10 stsp size_t datalen;
309 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
311 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
313 59d1e4a0 2021-03-10 stsp return err;
315 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
317 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
318 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
319 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
320 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
323 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
324 59d1e4a0 2021-03-10 stsp *size = iobj->size;
325 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
327 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
328 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
332 c98b0f0b 2022-06-14 op if (*size < 0 ||
333 c98b0f0b 2022-06-14 op *size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
334 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
338 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
339 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
340 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
343 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
346 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
350 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
352 59d1e4a0 2021-03-10 stsp return err;
355 59d1e4a0 2021-03-10 stsp const struct got_error *
356 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
357 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
359 41496140 2019-02-21 stsp const struct got_error *err = NULL;
360 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
361 d5c81d44 2021-07-08 stsp void *data;
362 1785f84a 2018-12-23 stsp size_t len;
364 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
365 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
366 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
367 1785f84a 2018-12-23 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
368 d5c81d44 2021-07-08 stsp data = &iobj;
369 1785f84a 2018-12-23 stsp len = sizeof(iobj);
372 d5c81d44 2021-07-08 stsp len = sizeof(*id);
375 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
377 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
379 41496140 2019-02-21 stsp return err;
382 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
385 13c729f7 2018-12-24 stsp const struct got_error *
386 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
387 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
389 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
390 d5c81d44 2021-07-08 stsp size_t len;
392 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
393 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
395 d5c81d44 2021-07-08 stsp len = sizeof(*id);
397 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
398 7f358e3b 2019-11-23 stsp if (wbuf == NULL)
399 7f358e3b 2019-11-23 stsp return got_error_from_errno("imsg_create TREE_REQUEST");
401 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1)
402 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_REQUEST");
404 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
405 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1)
406 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_REQUEST");
409 7f358e3b 2019-11-23 stsp wbuf->fd = fd;
410 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
412 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
415 268f7291 2018-12-24 stsp const struct got_error *
416 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
417 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
419 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
420 d5c81d44 2021-07-08 stsp void *data;
421 268f7291 2018-12-24 stsp size_t len;
423 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
424 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
425 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
426 268f7291 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
427 d5c81d44 2021-07-08 stsp data = &iobj;
428 268f7291 2018-12-24 stsp len = sizeof(iobj);
431 d5c81d44 2021-07-08 stsp len = sizeof(*id);
434 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
436 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TAG_REQUEST");
438 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
441 7762fe12 2018-11-05 stsp const struct got_error *
442 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
443 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
445 41496140 2019-02-21 stsp const struct got_error *err = NULL;
446 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
447 d5c81d44 2021-07-08 stsp void *data;
448 ebc55e2d 2018-12-24 stsp size_t len;
450 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
451 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
452 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
453 ebc55e2d 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
454 d5c81d44 2021-07-08 stsp data = &iobj;
455 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
458 d5c81d44 2021-07-08 stsp len = sizeof(*id);
461 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
463 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
464 41496140 2019-02-21 stsp close(infd);
465 41496140 2019-02-21 stsp return err;
468 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
471 55da3778 2018-09-10 stsp const struct got_error *
472 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
474 41496140 2019-02-21 stsp const struct got_error *err = NULL;
476 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
478 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
479 41496140 2019-02-21 stsp close(outfd);
480 41496140 2019-02-21 stsp return err;
483 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
486 73ab1060 2020-03-18 stsp static const struct got_error *
487 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
489 41496140 2019-02-21 stsp const struct got_error *err = NULL;
491 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
492 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
494 41496140 2019-02-21 stsp return err;
497 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
500 ad242220 2018-09-08 stsp const struct got_error *
501 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
503 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
506 73ab1060 2020-03-18 stsp const struct got_error *
507 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
509 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
511 1a69d37f 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
513 c59b3346 2018-09-11 stsp memcpy(iobj.id, obj->id.sha1, sizeof(iobj.id));
514 2178c42e 2018-04-22 stsp iobj.type = obj->type;
515 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
516 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
517 2178c42e 2018-04-22 stsp iobj.size = obj->size;
518 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
519 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
520 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
523 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
525 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
527 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
530 cfd633c2 2018-09-10 stsp const struct got_error *
531 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
532 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
533 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
534 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_refs, int list_refs_only, int verbosity)
536 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
537 33501562 2020-03-18 stsp struct ibuf *wbuf;
538 4ba14133 2020-03-20 stsp size_t len;
539 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
540 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
542 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
543 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
544 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
545 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
546 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
547 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
548 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
549 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
550 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
551 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
552 659e7fbd 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_request);
553 33501562 2020-03-18 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
555 33501562 2020-03-18 stsp return got_error(GOT_ERR_NO_SPACE);
558 4ba14133 2020-03-20 stsp if (imsg_compose(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, fd,
559 4ba14133 2020-03-20 stsp &fetchreq, sizeof(fetchreq)) == -1)
560 4ba14133 2020-03-20 stsp return got_error_from_errno(
561 4ba14133 2020-03-20 stsp "imsg_compose FETCH_SERVER_PROGRESS");
563 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
566 659e7fbd 2020-03-20 stsp return err;
570 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
571 33501562 2020-03-18 stsp const char *name = pe->path;
572 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
573 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
575 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
576 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
577 4ba14133 2020-03-20 stsp if (wbuf == NULL)
578 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
580 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
581 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1)
582 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
583 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
584 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
585 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
586 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
588 4ba14133 2020-03-20 stsp wbuf->fd = -1;
589 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
590 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
592 4ba14133 2020-03-20 stsp return err;
595 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
596 4ba14133 2020-03-20 stsp const char *name = pe->path;
597 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
599 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
600 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
602 4ba14133 2020-03-20 stsp if (wbuf == NULL)
603 4ba14133 2020-03-20 stsp return got_error_from_errno(
604 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
606 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
607 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
608 1453347d 2022-05-19 stsp return got_error_from_errno(
609 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
610 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
611 1453347d 2022-05-19 stsp return got_error_from_errno(
612 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
614 4ba14133 2020-03-20 stsp wbuf->fd = -1;
615 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
616 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
618 4ba14133 2020-03-20 stsp return err;
621 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
622 0e4002ca 2020-03-21 stsp const char *name = pe->path;
623 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
625 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
626 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
628 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
629 0e4002ca 2020-03-21 stsp return got_error_from_errno(
630 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
632 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
633 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
634 1453347d 2022-05-19 stsp return got_error_from_errno(
635 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
636 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
637 1453347d 2022-05-19 stsp return got_error_from_errno(
638 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
640 0e4002ca 2020-03-21 stsp wbuf->fd = -1;
641 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
642 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
644 0e4002ca 2020-03-21 stsp return err;
648 4ba14133 2020-03-20 stsp return NULL;
652 93658fb9 2020-03-18 stsp const struct got_error *
653 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
655 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
658 531c3985 2020-03-18 stsp const struct got_error *
659 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
660 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
661 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
663 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
664 b9f99abf 2020-03-18 stsp struct imsg imsg;
665 b9f99abf 2020-03-18 stsp size_t datalen;
666 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
667 abe0f35f 2020-03-18 stsp size_t n, remain;
672 8f2d01a6 2020-03-18 stsp *id = NULL;
673 b9f99abf 2020-03-18 stsp *refname = NULL;
674 531c3985 2020-03-18 stsp *server_progress = NULL;
675 5a489642 2020-03-19 stsp *packfile_size = 0;
676 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
678 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
680 b9f99abf 2020-03-18 stsp return err;
682 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
683 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
684 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
685 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
686 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
689 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
690 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
693 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
694 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
695 abe0f35f 2020-03-18 stsp remain = datalen - off;
696 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
697 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
698 abe0f35f 2020-03-18 stsp char *name, *target;
699 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
700 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
703 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
704 abe0f35f 2020-03-18 stsp off += sizeof(*s);
705 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
706 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
707 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
710 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
711 abe0f35f 2020-03-18 stsp if (name == NULL) {
712 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
715 abe0f35f 2020-03-18 stsp off += s->name_len;
716 abe0f35f 2020-03-18 stsp remain -= s->name_len;
717 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
718 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
719 abe0f35f 2020-03-18 stsp free(name);
722 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
723 abe0f35f 2020-03-18 stsp if (target == NULL) {
724 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
725 abe0f35f 2020-03-18 stsp free(name);
728 abe0f35f 2020-03-18 stsp off += s->target_len;
729 abe0f35f 2020-03-18 stsp remain -= s->target_len;
730 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
732 abe0f35f 2020-03-18 stsp free(name);
733 abe0f35f 2020-03-18 stsp free(target);
738 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
739 531c3985 2020-03-18 stsp if (datalen <= SHA1_DIGEST_LENGTH) {
740 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
743 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
744 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
745 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
748 8f2d01a6 2020-03-18 stsp memcpy((*id)->sha1, imsg.data, SHA1_DIGEST_LENGTH);
749 b9f99abf 2020-03-18 stsp *refname = strndup(imsg.data + SHA1_DIGEST_LENGTH,
750 b9f99abf 2020-03-18 stsp datalen - SHA1_DIGEST_LENGTH);
751 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
752 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
756 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
757 531c3985 2020-03-18 stsp if (datalen == 0) {
758 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
761 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
762 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
763 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
766 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
767 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
768 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
769 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
770 531c3985 2020-03-18 stsp free(*server_progress);
771 531c3985 2020-03-18 stsp *server_progress = NULL;
776 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
777 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
778 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
781 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
783 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
784 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
785 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
788 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
792 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
798 8f2d01a6 2020-03-18 stsp *id = NULL;
799 b887aab6 2020-03-18 stsp free(*refname);
800 b887aab6 2020-03-18 stsp *refname = NULL;
802 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
803 f8a36e22 2021-08-26 stsp return err;
806 f8a36e22 2021-08-26 stsp static const struct got_error *
807 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
808 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
810 f8a36e22 2021-08-26 stsp size_t len;
811 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
813 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
814 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
815 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
816 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
818 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
819 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1)
820 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
821 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1)
822 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
823 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
824 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
825 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
826 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
828 f8a36e22 2021-08-26 stsp wbuf->fd = -1;
829 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
830 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
833 f8a36e22 2021-08-26 stsp const struct got_error *
834 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
835 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
836 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
837 abc59930 2021-09-05 naddy int verbosity)
839 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
840 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
841 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
842 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
844 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
845 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
846 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
847 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
848 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
849 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
850 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
851 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
852 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
853 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
854 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
858 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
863 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
864 f8a36e22 2021-08-26 stsp const char *name = pe->path;
865 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
866 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
867 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
872 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
873 f8a36e22 2021-08-26 stsp const char *name = pe->path;
874 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
875 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
880 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
881 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
882 f8a36e22 2021-08-26 stsp return err;
886 f8a36e22 2021-08-26 stsp const struct got_error *
887 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
888 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
890 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
891 f8a36e22 2021-08-26 stsp struct imsg imsg;
892 f8a36e22 2021-08-26 stsp size_t datalen;
893 f8a36e22 2021-08-26 stsp int done = 0;
894 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
895 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
896 f8a36e22 2021-08-26 stsp char *refname = NULL;
897 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
899 f8a36e22 2021-08-26 stsp while (!done) {
900 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
902 f8a36e22 2021-08-26 stsp return err;
903 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
904 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
905 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
906 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
907 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
910 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
911 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
912 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
913 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
916 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
917 f8a36e22 2021-08-26 stsp if (id == NULL) {
918 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
921 f8a36e22 2021-08-26 stsp memcpy(id->sha1, iremote_ref.id, SHA1_DIGEST_LENGTH);
922 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
923 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
924 f8a36e22 2021-08-26 stsp if (refname == NULL) {
925 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
928 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
929 f8a36e22 2021-08-26 stsp refname, id);
932 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
934 f8a36e22 2021-08-26 stsp free(refname);
937 f8a36e22 2021-08-26 stsp refname = NULL;
939 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
940 f8a36e22 2021-08-26 stsp if (datalen != 0) {
941 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
944 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
948 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
954 f8a36e22 2021-08-26 stsp free(refname);
955 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
956 b9f99abf 2020-03-18 stsp return err;
959 93658fb9 2020-03-18 stsp const struct got_error *
960 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
962 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
965 f8a36e22 2021-08-26 stsp const struct got_error *
966 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
967 f8a36e22 2021-08-26 stsp int *success, char **refname, struct imsgbuf *ibuf)
969 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
970 f8a36e22 2021-08-26 stsp struct imsg imsg;
971 f8a36e22 2021-08-26 stsp size_t datalen;
972 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
974 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
976 f8a36e22 2021-08-26 stsp *success = 0;
977 f8a36e22 2021-08-26 stsp *refname = NULL;
979 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
981 f8a36e22 2021-08-26 stsp return err;
983 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
984 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
985 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
986 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
987 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
990 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
992 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
993 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
994 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
997 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
998 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iref_status) + iref_status.name_len) {
999 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1002 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1003 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1004 f8a36e22 2021-08-26 stsp iref_status.name_len);
1006 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1007 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1008 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1011 f8a36e22 2021-08-26 stsp *done = 1;
1014 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1018 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1019 f8a36e22 2021-08-26 stsp return err;
1022 f8a36e22 2021-08-26 stsp const struct got_error *
1023 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1026 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1028 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1029 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1030 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1031 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1032 93658fb9 2020-03-18 stsp close(fd);
1033 93658fb9 2020-03-18 stsp return err;
1035 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1038 baa9fea0 2020-03-18 stsp const struct got_error *
1039 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1041 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1044 73ab1060 2020-03-18 stsp const struct got_error *
1045 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1046 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1047 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1049 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1050 93658fb9 2020-03-18 stsp struct imsg imsg;
1051 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1052 baa9fea0 2020-03-18 stsp size_t datalen;
1054 baa9fea0 2020-03-18 stsp *done = 0;
1055 668a20f6 2020-03-18 stsp *nobj_total = 0;
1056 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1057 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1059 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1061 93658fb9 2020-03-18 stsp return err;
1063 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1064 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1065 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1066 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1067 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1070 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1071 c98b0f0b 2022-06-14 op if (iprogress->nobj_total < 0 || iprogress->nobj_indexed < 0 ||
1072 c98b0f0b 2022-06-14 op iprogress->nobj_loose < 0 || iprogress->nobj_resolved < 0) {
1073 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_RANGE);
1076 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1077 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1078 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1079 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1081 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1082 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1083 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1086 baa9fea0 2020-03-18 stsp *done = 1;
1089 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1093 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1094 baa9fea0 2020-03-18 stsp return err;
1097 93658fb9 2020-03-18 stsp const struct got_error *
1098 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1099 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1101 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1102 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1104 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1105 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1106 291624d8 2018-11-07 stsp iobj = imsg->data;
1108 c98b0f0b 2022-06-14 op if (iobj->pack_offset < 0)
1109 c98b0f0b 2022-06-14 op return got_error(GOT_ERR_PACK_OFFSET);
1111 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1112 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1113 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1115 291624d8 2018-11-07 stsp memcpy((*obj)->id.sha1, iobj->id, SHA1_DIGEST_LENGTH);
1116 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1117 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1118 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1119 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1120 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1121 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1122 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1123 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1125 d1b988e3 2022-01-26 stsp STAILQ_INIT(&(*obj)->deltas.entries);
1126 9296b03b 2022-01-26 stsp return NULL;
1129 2178c42e 2018-04-22 stsp const struct got_error *
1130 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1132 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1133 2178c42e 2018-04-22 stsp struct imsg imsg;
1134 c4eae628 2018-04-23 stsp const size_t min_datalen =
1135 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1137 2178c42e 2018-04-22 stsp *obj = NULL;
1139 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1141 2178c42e 2018-04-22 stsp return err;
1143 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1144 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1145 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1148 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1152 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1154 bff6ca00 2018-04-23 stsp return err;
1157 c75f7264 2018-09-11 stsp static const struct got_error *
1158 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1159 c75f7264 2018-09-11 stsp size_t logmsg_len)
1161 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1162 c75f7264 2018-09-11 stsp size_t offset, remain;
1164 c75f7264 2018-09-11 stsp offset = 0;
1165 c75f7264 2018-09-11 stsp remain = logmsg_len;
1166 c75f7264 2018-09-11 stsp while (remain > 0) {
1167 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1169 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1170 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1171 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1172 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1176 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1180 c75f7264 2018-09-11 stsp offset += n;
1181 c75f7264 2018-09-11 stsp remain -= n;
1184 fa4ffeb3 2018-11-04 stsp return err;
1187 bff6ca00 2018-04-23 stsp const struct got_error *
1188 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1190 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1191 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1192 bff6ca00 2018-04-23 stsp uint8_t *buf;
1193 bff6ca00 2018-04-23 stsp size_t len, total;
1194 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1195 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1196 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1197 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1199 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1200 b9c33926 2018-11-07 stsp commit->nparents * SHA1_DIGEST_LENGTH;
1202 bff6ca00 2018-04-23 stsp buf = malloc(total);
1203 bff6ca00 2018-04-23 stsp if (buf == NULL)
1204 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1206 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1207 a7403916 2018-12-24 stsp memcpy(icommit->tree_id, commit->tree_id->sha1,
1208 a7403916 2018-12-24 stsp sizeof(icommit->tree_id));
1209 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1210 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1211 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1212 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1213 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1214 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1215 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1216 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1218 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1219 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1220 b9c33926 2018-11-07 stsp len += author_len;
1221 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1222 b9c33926 2018-11-07 stsp len += committer_len;
1223 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1224 d7b5a0e8 2022-04-20 stsp memcpy(buf + len, &qid->id, SHA1_DIGEST_LENGTH);
1225 86acc566 2018-04-23 stsp len += SHA1_DIGEST_LENGTH;
1228 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1229 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1230 bff6ca00 2018-04-23 stsp goto done;
1233 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1234 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1235 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1237 904df868 2018-11-04 stsp goto done;
1239 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1241 bff6ca00 2018-04-23 stsp free(buf);
1242 bff6ca00 2018-04-23 stsp return err;
1245 ca6e02ac 2020-01-07 stsp static const struct got_error *
1246 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1247 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1249 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1250 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1251 ca6e02ac 2020-01-07 stsp size_t len = 0;
1254 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1255 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1257 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1258 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1259 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1260 ca6e02ac 2020-01-07 stsp icommit->nparents * SHA1_DIGEST_LENGTH)
1261 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1263 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1264 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1266 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1268 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1269 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1270 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1271 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1273 ca6e02ac 2020-01-07 stsp memcpy((*commit)->tree_id->sha1, icommit->tree_id,
1274 ca6e02ac 2020-01-07 stsp SHA1_DIGEST_LENGTH);
1275 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1276 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1277 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1278 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1280 bf31a716 2022-06-14 op (*commit)->author = strndup(imsg->data + len, icommit->author_len);
1281 bf31a716 2022-06-14 op if ((*commit)->author == NULL) {
1282 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1285 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1287 bf31a716 2022-06-14 op (*commit)->committer = strndup(imsg->data + len,
1288 bf31a716 2022-06-14 op icommit->committer_len);
1289 bf31a716 2022-06-14 op if ((*commit)->committer == NULL) {
1290 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1293 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1295 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1296 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1297 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1298 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1299 ca6e02ac 2020-01-07 stsp goto done;
1302 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1304 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1305 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1306 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1307 ca6e02ac 2020-01-07 stsp goto done;
1309 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1310 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1311 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1314 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1316 ca6e02ac 2020-01-07 stsp goto done;
1318 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1319 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1320 ca6e02ac 2020-01-07 stsp goto done;
1323 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1324 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1325 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1326 ca6e02ac 2020-01-07 stsp offset += n;
1327 ca6e02ac 2020-01-07 stsp remain -= n;
1329 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1332 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1333 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1335 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1338 d7b5a0e8 2022-04-20 stsp memcpy(&qid->id, imsg->data + len +
1339 d7b5a0e8 2022-04-20 stsp i * SHA1_DIGEST_LENGTH, sizeof(qid->id));
1340 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1341 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1344 ca6e02ac 2020-01-07 stsp if (err) {
1345 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1346 ca6e02ac 2020-01-07 stsp *commit = NULL;
1348 ca6e02ac 2020-01-07 stsp return err;
1351 ca6e02ac 2020-01-07 stsp const struct got_error *
1352 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1354 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1355 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1356 ca6e02ac 2020-01-07 stsp size_t datalen;
1357 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1358 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1359 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1361 ca6e02ac 2020-01-07 stsp *commit = NULL;
1363 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1365 ca6e02ac 2020-01-07 stsp return err;
1367 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1369 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1370 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1371 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1374 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1378 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1380 e033d803 2018-04-23 stsp return err;
1383 33fd69c2 2022-05-19 stsp static const struct got_error *
1384 0ab4c957 2022-06-13 stsp send_tree_entries_batch(struct imsgbuf *ibuf,
1385 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int idx0, int idxN, size_t len)
1387 33fd69c2 2022-05-19 stsp struct ibuf *wbuf;
1388 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries ientries;
1391 031611fc 2022-06-18 op memset(&ientries, 0, sizeof(ientries));
1393 33fd69c2 2022-05-19 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1394 33fd69c2 2022-05-19 stsp if (wbuf == NULL)
1395 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_create TREE_ENTRY");
1397 33fd69c2 2022-05-19 stsp ientries.nentries = idxN - idx0 + 1;
1398 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1399 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1401 33fd69c2 2022-05-19 stsp for (i = idx0; i <= idxN; i++) {
1402 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[i];
1404 3022d272 2019-11-14 stsp /* Keep in sync with struct got_imsg_tree_object definition! */
1405 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1)
1406 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1407 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1408 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1409 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1410 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1412 33fd69c2 2022-05-19 stsp /* Remaining bytes are the entry's name. */
1413 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1414 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1417 33fd69c2 2022-05-19 stsp wbuf->fd = -1;
1418 33fd69c2 2022-05-19 stsp imsg_close(ibuf, wbuf);
1419 33fd69c2 2022-05-19 stsp return NULL;
1422 0ab4c957 2022-06-13 stsp static const struct got_error *
1423 0ab4c957 2022-06-13 stsp send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1424 0ab4c957 2022-06-13 stsp int nentries)
1426 33fd69c2 2022-05-19 stsp const struct got_error *err = NULL;
1428 0ab4c957 2022-06-13 stsp size_t entries_len = sizeof(struct got_imsg_tree_entries);
1431 33fd69c2 2022-05-19 stsp for (j = 0; j < nentries; j++) {
1432 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[j];
1433 6c77e033 2022-07-02 op size_t len = SHA1_DIGEST_LENGTH + sizeof(pte->mode) +
1434 6c77e033 2022-07-02 op sizeof(pte->namelen) + pte->namelen;
1436 33fd69c2 2022-05-19 stsp if (j > 0 &&
1437 33fd69c2 2022-05-19 stsp entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1438 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries,
1439 33fd69c2 2022-05-19 stsp i, j - 1, entries_len);
1441 33fd69c2 2022-05-19 stsp return err;
1443 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1446 33fd69c2 2022-05-19 stsp entries_len += len;
1449 33fd69c2 2022-05-19 stsp if (j > 0) {
1450 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries, i, j - 1,
1451 0ab4c957 2022-06-13 stsp entries_len);
1453 33fd69c2 2022-05-19 stsp return err;
1456 0ab4c957 2022-06-13 stsp return NULL;
1459 0ab4c957 2022-06-13 stsp const struct got_error *
1460 0ab4c957 2022-06-13 stsp got_privsep_send_tree(struct imsgbuf *ibuf,
1461 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
1463 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1464 0ab4c957 2022-06-13 stsp struct got_imsg_tree_object itree;
1466 031611fc 2022-06-18 op memset(&itree, 0, sizeof(itree));
1467 0ab4c957 2022-06-13 stsp itree.nentries = nentries;
1468 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1470 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose TREE");
1472 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
1474 0ab4c957 2022-06-13 stsp return err;
1476 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1480 0ab4c957 2022-06-13 stsp static const struct got_error *
1481 0ab4c957 2022-06-13 stsp recv_tree_entries(void *data, size_t datalen, struct got_tree_object *tree,
1482 0ab4c957 2022-06-13 stsp int *nentries)
1484 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1485 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entries *ientries;
1486 0ab4c957 2022-06-13 stsp struct got_tree_entry *te;
1487 0ab4c957 2022-06-13 stsp size_t te_offset;
1490 0ab4c957 2022-06-13 stsp if (datalen <= sizeof(*ientries) ||
1491 0ab4c957 2022-06-13 stsp datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
1492 0ab4c957 2022-06-13 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1494 0ab4c957 2022-06-13 stsp ientries = (struct got_imsg_tree_entries *)data;
1495 0ab4c957 2022-06-13 stsp if (ientries->nentries > INT_MAX) {
1496 0ab4c957 2022-06-13 stsp return got_error_msg(GOT_ERR_NO_SPACE,
1497 0ab4c957 2022-06-13 stsp "too many tree entries");
1500 0ab4c957 2022-06-13 stsp te_offset = sizeof(*ientries);
1501 0ab4c957 2022-06-13 stsp for (i = 0; i < ientries->nentries; i++) {
1502 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entry ite;
1503 0ab4c957 2022-06-13 stsp const char *te_name;
1504 0ab4c957 2022-06-13 stsp uint8_t *buf = (uint8_t *)data + te_offset;
1506 0ab4c957 2022-06-13 stsp if (te_offset >= datalen) {
1507 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1511 0ab4c957 2022-06-13 stsp /* Might not be aligned, size is ~32 bytes. */
1512 0ab4c957 2022-06-13 stsp memcpy(&ite, buf, sizeof(ite));
1514 0ab4c957 2022-06-13 stsp if (ite.namelen >= sizeof(te->name)) {
1515 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1518 0ab4c957 2022-06-13 stsp if (te_offset + sizeof(ite) + ite.namelen > datalen) {
1519 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1523 0ab4c957 2022-06-13 stsp if (*nentries >= tree->nentries) {
1524 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1527 0ab4c957 2022-06-13 stsp te = &tree->entries[*nentries];
1528 0ab4c957 2022-06-13 stsp te_name = buf + sizeof(ite);
1529 0ab4c957 2022-06-13 stsp memcpy(te->name, te_name, ite.namelen);
1530 0ab4c957 2022-06-13 stsp te->name[ite.namelen] = '\0';
1531 0ab4c957 2022-06-13 stsp memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1532 0ab4c957 2022-06-13 stsp te->mode = ite.mode;
1533 0ab4c957 2022-06-13 stsp te->idx = *nentries;
1534 0ab4c957 2022-06-13 stsp (*nentries)++;
1536 0ab4c957 2022-06-13 stsp te_offset += sizeof(ite) + ite.namelen;
1539 0ab4c957 2022-06-13 stsp return err;
1542 e033d803 2018-04-23 stsp const struct got_error *
1543 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1545 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1546 e033d803 2018-04-23 stsp const size_t min_datalen =
1547 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1548 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1549 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1550 e033d803 2018-04-23 stsp int nentries = 0;
1552 e033d803 2018-04-23 stsp *tree = NULL;
1554 80985c16 2022-07-07 op while (*tree == NULL || nentries < (*tree)->nentries) {
1555 e033d803 2018-04-23 stsp struct imsg imsg;
1556 e033d803 2018-04-23 stsp size_t datalen;
1558 80985c16 2022-07-07 op err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1562 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1564 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1565 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1566 e033d803 2018-04-23 stsp /* This message should only appear once. */
1567 e033d803 2018-04-23 stsp if (*tree != NULL) {
1568 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1571 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1572 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1575 291624d8 2018-11-07 stsp itree = imsg.data;
1576 13fcf1bf 2022-05-18 stsp if (itree->nentries < 0) {
1577 13fcf1bf 2022-05-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1580 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1581 e033d803 2018-04-23 stsp if (*tree == NULL) {
1582 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1585 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1586 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1587 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1588 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1589 baef4d75 2022-05-18 stsp free(*tree);
1590 baef4d75 2022-05-18 stsp *tree = NULL;
1593 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1594 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1596 33fd69c2 2022-05-19 stsp case GOT_IMSG_TREE_ENTRIES:
1597 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1598 e033d803 2018-04-23 stsp if (*tree == NULL) {
1599 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1602 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
1603 0ab4c957 2022-06-13 stsp *tree, &nentries);
1606 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1610 e033d803 2018-04-23 stsp imsg_free(&imsg);
1615 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1616 1e51f5b9 2018-04-23 stsp if (err == NULL)
1617 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1618 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1619 e033d803 2018-04-23 stsp *tree = NULL;
1622 ff6b18f8 2018-04-24 stsp return err;
1625 ff6b18f8 2018-04-24 stsp const struct got_error *
1626 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1627 ac544f8c 2019-01-13 stsp const uint8_t *data)
1629 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1631 031611fc 2022-06-18 op memset(&iblob, 0, sizeof(iblob));
1632 2967a784 2018-04-24 stsp iblob.size = size;
1633 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1635 ac544f8c 2019-01-13 stsp if (data) {
1636 ac544f8c 2019-01-13 stsp uint8_t *buf;
1638 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1639 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1641 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1642 ac544f8c 2019-01-13 stsp if (buf == NULL)
1643 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1645 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1646 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1647 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1648 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1649 ac544f8c 2019-01-13 stsp free(buf);
1650 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1652 ac544f8c 2019-01-13 stsp free(buf);
1654 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1655 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1656 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1657 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1661 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1664 ff6b18f8 2018-04-24 stsp const struct got_error *
1665 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1666 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1668 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1669 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1670 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1671 ff6b18f8 2018-04-24 stsp size_t datalen;
1673 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1675 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1677 ff6b18f8 2018-04-24 stsp return err;
1679 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1681 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1682 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1683 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1684 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1687 291624d8 2018-11-07 stsp iblob = imsg.data;
1688 291624d8 2018-11-07 stsp *size = iblob->size;
1689 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1691 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1692 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1696 c98b0f0b 2022-06-14 op if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX ||
1697 c98b0f0b 2022-06-14 op *size > datalen + sizeof(*iblob)) {
1698 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1702 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1703 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1704 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1707 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1710 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1714 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1716 f4a881ce 2018-11-17 stsp return err;
1719 f4a881ce 2018-11-17 stsp static const struct got_error *
1720 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1722 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1723 f4a881ce 2018-11-17 stsp size_t offset, remain;
1725 f4a881ce 2018-11-17 stsp offset = 0;
1726 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1727 f4a881ce 2018-11-17 stsp while (remain > 0) {
1728 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1730 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1731 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1732 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1736 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1740 f4a881ce 2018-11-17 stsp offset += n;
1741 f4a881ce 2018-11-17 stsp remain -= n;
1744 f4a881ce 2018-11-17 stsp return err;
1747 f4a881ce 2018-11-17 stsp const struct got_error *
1748 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1750 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1751 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1752 f4a881ce 2018-11-17 stsp uint8_t *buf;
1753 f4a881ce 2018-11-17 stsp size_t len, total;
1754 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1755 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1756 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1758 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1760 f4a881ce 2018-11-17 stsp buf = malloc(total);
1761 f4a881ce 2018-11-17 stsp if (buf == NULL)
1762 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1764 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1765 f4a881ce 2018-11-17 stsp memcpy(itag->id, tag->id.sha1, sizeof(itag->id));
1766 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1767 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1768 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1769 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1770 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1771 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1773 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1774 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1775 f4a881ce 2018-11-17 stsp len += tag_len;
1776 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1777 f4a881ce 2018-11-17 stsp len += tagger_len;
1779 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1780 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1781 f4a881ce 2018-11-17 stsp goto done;
1784 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1785 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1786 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1788 f4a881ce 2018-11-17 stsp goto done;
1790 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1792 f4a881ce 2018-11-17 stsp free(buf);
1793 f4a881ce 2018-11-17 stsp return err;
1796 f4a881ce 2018-11-17 stsp const struct got_error *
1797 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1799 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1800 f4a881ce 2018-11-17 stsp struct imsg imsg;
1801 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1802 f4a881ce 2018-11-17 stsp size_t len, datalen;
1803 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1804 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1805 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1807 f4a881ce 2018-11-17 stsp *tag = NULL;
1809 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1811 f4a881ce 2018-11-17 stsp return err;
1813 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1816 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1817 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1818 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1819 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1822 f4a881ce 2018-11-17 stsp itag = imsg.data;
1823 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1824 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1825 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1828 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1830 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1831 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1832 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1836 f4a881ce 2018-11-17 stsp memcpy((*tag)->id.sha1, itag->id, SHA1_DIGEST_LENGTH);
1838 bf31a716 2022-06-14 op (*tag)->tag = strndup(imsg.data + len, itag->tag_len);
1839 bf31a716 2022-06-14 op if ((*tag)->tag == NULL) {
1840 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1843 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1845 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1846 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1847 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1849 bf31a716 2022-06-14 op (*tag)->tagger = strndup(imsg.data + len, itag->tagger_len);
1850 bf31a716 2022-06-14 op if ((*tag)->tagger == NULL) {
1851 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1854 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1856 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1857 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1858 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1859 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1863 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1865 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1866 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1867 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1870 f4a881ce 2018-11-17 stsp while (remain > 0) {
1871 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1872 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1875 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1877 f4a881ce 2018-11-17 stsp return err;
1879 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1880 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1882 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1884 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1885 f4a881ce 2018-11-17 stsp offset += n;
1886 f4a881ce 2018-11-17 stsp remain -= n;
1888 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1893 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1897 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1899 2178c42e 2018-04-22 stsp return err;
1902 876c234b 2018-09-10 stsp const struct got_error *
1903 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1904 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1906 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1907 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1908 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1911 031611fc 2022-06-18 op memset(&ipackidx, 0, sizeof(ipackidx));
1912 031611fc 2022-06-18 op memset(&ipack, 0, sizeof(ipack));
1914 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1915 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1916 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1917 876c234b 2018-09-10 stsp if (fd == -1)
1918 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1920 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1921 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1922 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1923 41496140 2019-02-21 stsp close(fd);
1924 41496140 2019-02-21 stsp return err;
1927 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1928 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1929 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1930 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1932 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1933 876c234b 2018-09-10 stsp if (fd == -1)
1934 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1936 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
1938 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
1939 41496140 2019-02-21 stsp close(fd);
1940 41496140 2019-02-21 stsp return err;
1943 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
1946 876c234b 2018-09-10 stsp const struct got_error *
1947 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
1948 106807b4 2018-09-15 stsp struct got_object_id *id)
1950 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
1952 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
1953 876c234b 2018-09-10 stsp iobj.idx = idx;
1954 106807b4 2018-09-15 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
1956 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
1957 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
1958 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
1959 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
1961 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
1964 aba9c984 2019-09-08 stsp const struct got_error *
1965 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
1966 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
1968 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
1970 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
1971 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
1972 59d1e4a0 2021-03-10 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
1974 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
1975 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
1976 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
1977 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
1979 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
1982 59d1e4a0 2021-03-10 stsp const struct got_error *
1983 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
1985 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
1987 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
1988 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
1989 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
1990 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
1991 aba9c984 2019-09-08 stsp close(fd);
1992 aba9c984 2019-09-08 stsp return err;
1995 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
1998 aba9c984 2019-09-08 stsp const struct got_error *
1999 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2001 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2002 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2003 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2004 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2005 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2007 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2010 aba9c984 2019-09-08 stsp const struct got_error *
2011 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2013 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2014 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2015 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2016 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2017 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2019 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2023 20b7abb3 2020-10-22 stsp const struct got_error *
2024 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2026 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2027 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2028 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2029 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2031 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2034 aba9c984 2019-09-08 stsp const struct got_error *
2035 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2037 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2038 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2039 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2040 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2042 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2045 cd95becd 2019-11-29 stsp const struct got_error *
2046 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2048 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2049 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2050 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2051 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2053 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2056 aba9c984 2019-09-08 stsp const struct got_error *
2057 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2059 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2060 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2061 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2062 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2064 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2067 9a1cc63f 2020-02-03 stsp const struct got_error *
2068 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2070 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2071 aba9c984 2019-09-08 stsp struct imsg imsg;
2072 aba9c984 2019-09-08 stsp size_t datalen;
2074 aba9c984 2019-09-08 stsp *str = NULL;
2076 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2078 aba9c984 2019-09-08 stsp return err;
2079 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2081 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2082 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2083 aba9c984 2019-09-08 stsp if (datalen == 0)
2085 6c13dcd2 2020-09-18 stsp /* datalen does not include terminating \0 */
2086 6c13dcd2 2020-09-18 stsp *str = malloc(datalen + 1);
2087 aba9c984 2019-09-08 stsp if (*str == NULL) {
2088 aba9c984 2019-09-08 stsp err = got_error_from_errno("malloc");
2091 6c13dcd2 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2092 6c13dcd2 2020-09-18 stsp (*str)[datalen] = '\0';
2095 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2099 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2100 aba9c984 2019-09-08 stsp return err;
2103 aba9c984 2019-09-08 stsp const struct got_error *
2104 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2106 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2107 aba9c984 2019-09-08 stsp struct imsg imsg;
2108 aba9c984 2019-09-08 stsp size_t datalen;
2109 aba9c984 2019-09-08 stsp const size_t min_datalen =
2110 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2114 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2116 aba9c984 2019-09-08 stsp return err;
2117 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2119 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2120 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2121 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2122 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2125 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2128 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2132 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2133 cd95becd 2019-11-29 stsp return err;
2136 b8adfa55 2020-09-25 stsp static void
2137 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2141 b8adfa55 2020-09-25 stsp free(remote->name);
2142 6480c871 2021-08-30 stsp free(remote->fetch_url);
2143 6480c871 2021-08-30 stsp free(remote->send_url);
2144 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2145 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2146 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2147 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2148 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2149 6480c871 2021-08-30 stsp free(remote->send_branches);
2150 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2151 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2152 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2155 cd95becd 2019-11-29 stsp const struct got_error *
2156 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2157 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2159 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2160 cd95becd 2019-11-29 stsp struct imsg imsg;
2161 cd95becd 2019-11-29 stsp size_t datalen;
2162 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2163 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2165 cd95becd 2019-11-29 stsp *remotes = NULL;
2166 cd95becd 2019-11-29 stsp *nremotes = 0;
2167 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2169 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2171 cd95becd 2019-11-29 stsp return err;
2172 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2174 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2175 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2176 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2177 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2180 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2181 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2182 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2183 cd95becd 2019-11-29 stsp return NULL;
2187 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2188 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2191 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2193 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2194 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2195 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2197 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2198 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2200 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2203 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2205 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2206 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2207 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2208 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2209 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2210 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2213 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2214 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2215 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2216 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2217 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2218 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2219 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2222 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2223 cd95becd 2019-11-29 stsp iremote.name_len);
2224 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2225 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2228 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2229 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2230 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2231 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2232 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2235 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2236 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2237 6480c871 2021-08-30 stsp iremote.send_url_len);
2238 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2239 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2240 6480c871 2021-08-30 stsp free_remote_data(remote);
2243 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2244 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2245 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2246 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2247 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2248 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2249 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2250 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2251 cd95becd 2019-11-29 stsp (*nremotes)++;
2254 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2258 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2263 cd95becd 2019-11-29 stsp if (err) {
2265 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2266 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2267 cd95becd 2019-11-29 stsp free(*remotes);
2268 cd95becd 2019-11-29 stsp *remotes = NULL;
2269 cd95becd 2019-11-29 stsp *nremotes = 0;
2271 aba9c984 2019-09-08 stsp return err;
2274 257add31 2020-09-09 stsp const struct got_error *
2275 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2277 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2279 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2280 257add31 2020-09-09 stsp NULL, 0) == -1) {
2281 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2282 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2283 257add31 2020-09-09 stsp close(fd);
2284 257add31 2020-09-09 stsp return err;
2287 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2290 257add31 2020-09-09 stsp const struct got_error *
2291 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2293 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2294 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2295 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2296 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2298 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2301 4d5ee956 2022-07-02 jrick const struct got_error *
2302 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_allowed_signers_req(struct imsgbuf *ibuf)
2304 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2305 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_ALLOWEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2306 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2307 4d5ee956 2022-07-02 jrick "GOTCONFIG_ALLOWEDSIGNERS_REQUEST");
2309 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2312 4d5ee956 2022-07-02 jrick const struct got_error *
2313 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_revoked_signers_req(struct imsgbuf *ibuf)
2315 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2316 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_REVOKEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2317 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2318 4d5ee956 2022-07-02 jrick "GOTCONFIG_REVOKEDSIGNERS_REQUEST");
2320 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2323 ca6e02ac 2020-01-07 stsp const struct got_error *
2324 d68f2c0e 2022-07-05 jrick got_privsep_send_gotconfig_signer_id_req(struct imsgbuf *ibuf)
2326 d68f2c0e 2022-07-05 jrick if (imsg_compose(ibuf,
2327 d68f2c0e 2022-07-05 jrick GOT_IMSG_GOTCONFIG_SIGNERID_REQUEST, 0, 0, -1, NULL, 0) == -1)
2328 d68f2c0e 2022-07-05 jrick return got_error_from_errno("imsg_compose "
2329 d68f2c0e 2022-07-05 jrick "GOTCONFIG_SIGNERID_REQUEST");
2331 d68f2c0e 2022-07-05 jrick return flush_imsg(ibuf);
2334 d68f2c0e 2022-07-05 jrick const struct got_error *
2335 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2337 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2338 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2339 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2340 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2342 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2345 257add31 2020-09-09 stsp const struct got_error *
2346 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2348 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2349 257add31 2020-09-09 stsp struct imsg imsg;
2350 257add31 2020-09-09 stsp size_t datalen;
2352 257add31 2020-09-09 stsp *str = NULL;
2354 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2356 257add31 2020-09-09 stsp return err;
2357 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2359 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2360 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2361 257add31 2020-09-09 stsp if (datalen == 0)
2363 5874ea87 2020-09-18 stsp /* datalen does not include terminating \0 */
2364 5874ea87 2020-09-18 stsp *str = malloc(datalen + 1);
2365 257add31 2020-09-09 stsp if (*str == NULL) {
2366 257add31 2020-09-09 stsp err = got_error_from_errno("malloc");
2369 5874ea87 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2370 5874ea87 2020-09-18 stsp (*str)[datalen] = '\0';
2373 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2377 257add31 2020-09-09 stsp imsg_free(&imsg);
2378 257add31 2020-09-09 stsp return err;
2381 257add31 2020-09-09 stsp const struct got_error *
2382 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2383 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2385 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2386 257add31 2020-09-09 stsp struct imsg imsg;
2387 257add31 2020-09-09 stsp size_t datalen;
2388 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2389 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2390 257add31 2020-09-09 stsp const size_t min_datalen =
2391 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2393 257add31 2020-09-09 stsp *remotes = NULL;
2394 257add31 2020-09-09 stsp *nremotes = 0;
2395 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2397 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2399 257add31 2020-09-09 stsp return err;
2400 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2402 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2403 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2404 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2405 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2408 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2409 c98b0f0b 2022-06-14 op if (iremotes.nremotes < 0) {
2410 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2413 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2414 257add31 2020-09-09 stsp imsg_free(&imsg);
2415 257add31 2020-09-09 stsp return NULL;
2419 257add31 2020-09-09 stsp imsg_free(&imsg);
2420 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2423 257add31 2020-09-09 stsp imsg_free(&imsg);
2425 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2426 257add31 2020-09-09 stsp if (*remotes == NULL)
2427 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2429 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2430 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2431 257add31 2020-09-09 stsp const size_t min_datalen =
2432 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2435 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2438 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2440 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2441 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2442 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2443 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2444 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2445 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2448 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2449 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2450 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2451 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2452 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2453 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2454 6480c871 2021-08-30 stsp datalen) {
2455 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2458 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2459 257add31 2020-09-09 stsp iremote.name_len);
2460 257add31 2020-09-09 stsp if (remote->name == NULL) {
2461 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2464 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2465 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2466 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2467 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2468 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2469 6480c871 2021-08-30 stsp free_remote_data(remote);
2472 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2473 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2474 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2475 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2476 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2477 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2480 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2481 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2482 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2483 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2484 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2485 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2486 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2487 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2491 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2492 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2493 b8adfa55 2020-09-25 stsp char *branch;
2494 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2496 b8adfa55 2020-09-25 stsp if (err) {
2497 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2498 b8adfa55 2020-09-25 stsp goto done;
2500 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2501 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2503 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2504 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2505 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2506 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2507 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2508 99495ddb 2021-01-10 stsp free_remote_data(remote);
2512 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2513 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2514 6480c871 2021-08-30 stsp char *branch;
2515 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2517 6480c871 2021-08-30 stsp if (err) {
2518 6480c871 2021-08-30 stsp free_remote_data(remote);
2519 6480c871 2021-08-30 stsp goto done;
2521 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2522 6480c871 2021-08-30 stsp remote->nsend_branches++;
2524 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2525 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2526 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2527 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2528 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2529 6480c871 2021-08-30 stsp free_remote_data(remote);
2533 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2534 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2535 99495ddb 2021-01-10 stsp char *ref;
2536 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2538 99495ddb 2021-01-10 stsp if (err) {
2539 99495ddb 2021-01-10 stsp free_remote_data(remote);
2540 99495ddb 2021-01-10 stsp goto done;
2542 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2543 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2545 257add31 2020-09-09 stsp (*nremotes)++;
2548 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2552 257add31 2020-09-09 stsp imsg_free(&imsg);
2557 257add31 2020-09-09 stsp if (err) {
2559 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2560 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2561 257add31 2020-09-09 stsp free(*remotes);
2562 257add31 2020-09-09 stsp *remotes = NULL;
2563 257add31 2020-09-09 stsp *nremotes = 0;
2565 257add31 2020-09-09 stsp return err;
2568 257add31 2020-09-09 stsp const struct got_error *
2569 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2570 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2572 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2573 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2575 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2576 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2577 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2578 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2579 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2580 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1)
2581 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2582 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2583 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2584 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2585 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2586 1453347d 2022-05-19 stsp if (imsg_add(wbuf, path, path_len) == -1)
2587 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2588 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2590 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2591 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2593 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2596 ca6e02ac 2020-01-07 stsp const struct got_error *
2597 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2598 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2599 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2601 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2602 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2603 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2604 ca6e02ac 2020-01-07 stsp size_t datalen;
2605 ca6e02ac 2020-01-07 stsp int i, done = 0;
2607 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2608 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2610 ca6e02ac 2020-01-07 stsp while (!done) {
2611 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2613 ca6e02ac 2020-01-07 stsp return err;
2615 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2616 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2617 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2618 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2619 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2620 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2621 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2624 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2625 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2626 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2627 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2628 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2631 d7b5a0e8 2022-04-20 stsp memcpy(qid->id.sha1, sha1, SHA1_DIGEST_LENGTH);
2632 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2634 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2635 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2636 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2637 d7b5a0e8 2022-04-20 stsp got_object_id_dup(&qid->id);
2638 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2639 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2640 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2646 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2647 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2648 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2651 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2652 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2654 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2658 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2662 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2668 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2669 ca6e02ac 2020-01-07 stsp return err;
2672 0ab4c957 2022-06-13 stsp const struct got_error *
2673 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_tree(size_t *totlen, struct imsgbuf *ibuf,
2674 0ab4c957 2022-06-13 stsp struct got_object_id *tree_id, const char *path,
2675 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
2677 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2678 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2679 0ab4c957 2022-06-13 stsp size_t path_len = strlen(path);
2680 0ab4c957 2022-06-13 stsp size_t msglen;
2682 0ab4c957 2022-06-13 stsp msglen = sizeof(struct got_imsg_enumerated_tree) + path_len;
2683 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_TREE, 0, 0, msglen);
2684 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2685 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_TREE");
2687 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, tree_id->sha1, SHA1_DIGEST_LENGTH) == -1)
2688 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2689 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &nentries, sizeof(nentries)) == -1)
2690 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2691 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, path, path_len) == -1)
2692 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2694 0ab4c957 2022-06-13 stsp wbuf->fd = -1;
2695 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2697 0ab4c957 2022-06-13 stsp if (entries) {
2698 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
2700 0ab4c957 2022-06-13 stsp return err;
2703 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2706 67fd6849 2022-02-13 stsp const struct got_error *
2707 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_request(struct imsgbuf *ibuf)
2709 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_REQUEST,
2710 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2711 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2712 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_REQUEST");
2714 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2717 0ab4c957 2022-06-13 stsp const struct got_error *
2718 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_done(struct imsgbuf *ibuf)
2720 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_DONE,
2721 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2722 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2723 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_DONE");
2725 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2728 0ab4c957 2022-06-13 stsp const struct got_error *
2729 db9b9b1c 2022-06-14 stsp got_privsep_send_object_enumeration_incomplete(struct imsgbuf *ibuf)
2731 db9b9b1c 2022-06-14 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE,
2732 db9b9b1c 2022-06-14 stsp 0, 0, -1, NULL, 0) == -1)
2733 db9b9b1c 2022-06-14 stsp return got_error_from_errno("imsg_compose "
2734 db9b9b1c 2022-06-14 stsp "OBJECT_ENUMERATION_INCOMPLETE");
2736 db9b9b1c 2022-06-14 stsp return flush_imsg(ibuf);
2739 db9b9b1c 2022-06-14 stsp const struct got_error *
2740 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_commit(struct imsgbuf *ibuf,
2741 0ab4c957 2022-06-13 stsp struct got_object_id *id, time_t mtime)
2743 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2745 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_COMMIT, 0, 0,
2746 0ab4c957 2022-06-13 stsp sizeof(struct got_imsg_enumerated_commit) + SHA1_DIGEST_LENGTH);
2747 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2748 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_COMMIT");
2750 0ab4c957 2022-06-13 stsp /* Keep in sync with struct got_imsg_enumerated_commit! */
2751 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, id, SHA1_DIGEST_LENGTH) == -1)
2752 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2753 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &mtime, sizeof(mtime)) == -1)
2754 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2756 0ab4c957 2022-06-13 stsp wbuf->fd = -1;
2757 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2758 0ab4c957 2022-06-13 stsp /* Don't flush yet, tree entries or ENUMERATION_DONE will follow. */
2759 0ab4c957 2022-06-13 stsp return NULL;
2762 0ab4c957 2022-06-13 stsp const struct got_error *
2763 db9b9b1c 2022-06-14 stsp got_privsep_recv_enumerated_objects(int *found_all_objects,
2764 db9b9b1c 2022-06-14 stsp struct imsgbuf *ibuf,
2765 0ab4c957 2022-06-13 stsp got_object_enumerate_commit_cb cb_commit,
2766 0ab4c957 2022-06-13 stsp got_object_enumerate_tree_cb cb_tree, void *cb_arg,
2767 0ab4c957 2022-06-13 stsp struct got_repository *repo)
2769 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2770 0ab4c957 2022-06-13 stsp struct imsg imsg;
2771 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_commit *icommit = NULL;
2772 0ab4c957 2022-06-13 stsp struct got_object_id commit_id;
2773 0ab4c957 2022-06-13 stsp int have_commit = 0;
2774 0ab4c957 2022-06-13 stsp time_t mtime = 0;
2775 0ab4c957 2022-06-13 stsp struct got_tree_object tree;
2776 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_tree *itree;
2777 0ab4c957 2022-06-13 stsp struct got_object_id tree_id;
2778 0ab4c957 2022-06-13 stsp char *path = NULL, *canon_path = NULL;
2779 0ab4c957 2022-06-13 stsp size_t datalen, path_len;
2780 0ab4c957 2022-06-13 stsp int nentries = -1;
2781 0ab4c957 2022-06-13 stsp int done = 0;
2783 db9b9b1c 2022-06-14 stsp *found_all_objects = 0;
2784 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2786 0ab4c957 2022-06-13 stsp while (!done) {
2787 0ab4c957 2022-06-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2791 0ab4c957 2022-06-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2792 0ab4c957 2022-06-13 stsp switch (imsg.hdr.type) {
2793 b4b1b9c0 2022-06-14 op case GOT_IMSG_ENUMERATED_COMMIT:
2794 0ab4c957 2022-06-13 stsp if (have_commit && nentries != -1) {
2795 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2798 0ab4c957 2022-06-13 stsp if (datalen != sizeof(*icommit)) {
2799 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2802 0ab4c957 2022-06-13 stsp icommit = (struct got_imsg_enumerated_commit *)imsg.data;
2803 0ab4c957 2022-06-13 stsp memcpy(commit_id.sha1, icommit->id, SHA1_DIGEST_LENGTH);
2804 0ab4c957 2022-06-13 stsp mtime = icommit->mtime;
2805 0ab4c957 2022-06-13 stsp have_commit = 1;
2807 0ab4c957 2022-06-13 stsp case GOT_IMSG_ENUMERATED_TREE:
2808 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_COMMIT. */
2809 0ab4c957 2022-06-13 stsp if (!have_commit) {
2810 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2813 0ab4c957 2022-06-13 stsp if (datalen < sizeof(*itree)) {
2814 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2817 0ab4c957 2022-06-13 stsp itree = imsg.data;
2818 0ab4c957 2022-06-13 stsp path_len = datalen - sizeof(*itree);
2819 0ab4c957 2022-06-13 stsp if (path_len == 0) {
2820 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2823 0ab4c957 2022-06-13 stsp memcpy(tree_id.sha1, itree->id, sizeof(tree_id.sha1));
2824 0ab4c957 2022-06-13 stsp free(path);
2825 0ab4c957 2022-06-13 stsp path = malloc(path_len + 1);
2826 0ab4c957 2022-06-13 stsp if (path == NULL) {
2827 0ab4c957 2022-06-13 stsp err = got_error_from_errno("malloc");
2830 0ab4c957 2022-06-13 stsp free(canon_path);
2831 0ab4c957 2022-06-13 stsp canon_path = malloc(path_len + 1);
2832 0ab4c957 2022-06-13 stsp if (canon_path == NULL) {
2833 0ab4c957 2022-06-13 stsp err = got_error_from_errno("malloc");
2836 0ab4c957 2022-06-13 stsp memcpy(path, (uint8_t *)imsg.data + sizeof(*itree),
2837 0ab4c957 2022-06-13 stsp path_len);
2838 0ab4c957 2022-06-13 stsp path[path_len] = '\0';
2839 0ab4c957 2022-06-13 stsp if (!got_path_is_absolute(path)) {
2840 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2843 0ab4c957 2022-06-13 stsp if (got_path_is_root_dir(path)) {
2844 0ab4c957 2022-06-13 stsp /* XXX check what got_canonpath() does wrong */
2845 0ab4c957 2022-06-13 stsp canon_path[0] = '/';
2846 0ab4c957 2022-06-13 stsp canon_path[1] = '\0';
2848 0ab4c957 2022-06-13 stsp err = got_canonpath(path, canon_path,
2849 0ab4c957 2022-06-13 stsp path_len + 1);
2853 0ab4c957 2022-06-13 stsp if (strcmp(path, canon_path) != 0) {
2854 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2857 0ab4c957 2022-06-13 stsp if (nentries != -1) {
2858 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2861 0ab4c957 2022-06-13 stsp if (itree->nentries < -1) {
2862 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2865 0ab4c957 2022-06-13 stsp if (itree->nentries == -1) {
2866 0ab4c957 2022-06-13 stsp /* Tree was not found in pack file. */
2867 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, NULL, mtime, &tree_id,
2868 0ab4c957 2022-06-13 stsp path, repo);
2871 0ab4c957 2022-06-13 stsp if (itree->nentries > INT_MAX) {
2872 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2875 0ab4c957 2022-06-13 stsp tree.entries = calloc(itree->nentries,
2876 0ab4c957 2022-06-13 stsp sizeof(struct got_tree_entry));
2877 0ab4c957 2022-06-13 stsp if (tree.entries == NULL) {
2878 0ab4c957 2022-06-13 stsp err = got_error_from_errno("calloc");
2881 0ab4c957 2022-06-13 stsp if (itree->nentries == 0) {
2882 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2883 0ab4c957 2022-06-13 stsp path, repo);
2887 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
2888 0ab4c957 2022-06-13 stsp free(tree.entries);
2889 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2890 0ab4c957 2022-06-13 stsp nentries = -1;
2892 0ab4c957 2022-06-13 stsp tree.nentries = itree->nentries;
2893 0ab4c957 2022-06-13 stsp nentries = 0;
2896 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENTRIES:
2897 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_TREE. */
2898 0ab4c957 2022-06-13 stsp if (nentries <= -1) {
2899 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2902 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
2903 0ab4c957 2022-06-13 stsp &tree, &nentries);
2906 0ab4c957 2022-06-13 stsp if (tree.nentries == nentries) {
2907 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2908 0ab4c957 2022-06-13 stsp path, repo);
2912 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
2913 0ab4c957 2022-06-13 stsp free(tree.entries);
2914 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2915 0ab4c957 2022-06-13 stsp nentries = -1;
2918 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENUMERATION_DONE:
2919 0ab4c957 2022-06-13 stsp /* All trees have been found and traversed. */
2920 0ab4c957 2022-06-13 stsp if (!have_commit || path == NULL || nentries != -1) {
2921 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2924 0ab4c957 2022-06-13 stsp err = cb_commit(cb_arg, mtime, &commit_id, repo);
2927 0ab4c957 2022-06-13 stsp have_commit = 0;
2929 0ab4c957 2022-06-13 stsp case GOT_IMSG_OBJECT_ENUMERATION_DONE:
2930 db9b9b1c 2022-06-14 stsp *found_all_objects = 1;
2933 db9b9b1c 2022-06-14 stsp case GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE:
2937 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2941 0ab4c957 2022-06-13 stsp imsg_free(&imsg);
2946 0ab4c957 2022-06-13 stsp free(path);
2947 0ab4c957 2022-06-13 stsp free(canon_path);
2948 0ab4c957 2022-06-13 stsp free(tree.entries);
2949 0ab4c957 2022-06-13 stsp return err;
2952 0ab4c957 2022-06-13 stsp const struct got_error *
2953 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
2954 67fd6849 2022-02-13 stsp struct got_object_id *id)
2956 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta_request dreq;
2958 031611fc 2022-06-18 op memset(&dreq, 0, sizeof(dreq));
2959 67fd6849 2022-02-13 stsp dreq.idx = idx;
2960 67fd6849 2022-02-13 stsp memcpy(dreq.id, id->sha1, SHA1_DIGEST_LENGTH);
2962 67fd6849 2022-02-13 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
2963 67fd6849 2022-02-13 stsp &dreq, sizeof(dreq)) == -1)
2964 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
2966 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
2969 67fd6849 2022-02-13 stsp const struct got_error *
2970 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
2972 67fd6849 2022-02-13 stsp return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
2975 67fd6849 2022-02-13 stsp const struct got_error *
2976 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
2977 2d9e6abf 2022-05-04 stsp uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
2978 2d9e6abf 2022-05-04 stsp off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
2980 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta idelta;
2983 031611fc 2022-06-18 op memset(&idelta, 0, sizeof(idelta));
2984 67fd6849 2022-02-13 stsp idelta.base_size = base_size;
2985 67fd6849 2022-02-13 stsp idelta.result_size = result_size;
2986 67fd6849 2022-02-13 stsp idelta.delta_size = delta_size;
2987 2d9e6abf 2022-05-04 stsp idelta.delta_compressed_size = delta_compressed_size;
2988 67fd6849 2022-02-13 stsp idelta.delta_offset = delta_offset;
2989 67fd6849 2022-02-13 stsp idelta.delta_out_offset = delta_out_offset;
2990 67fd6849 2022-02-13 stsp memcpy(idelta.base_id, base_id->sha1, SHA1_DIGEST_LENGTH);
2992 67fd6849 2022-02-13 stsp ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
2993 67fd6849 2022-02-13 stsp &idelta, sizeof(idelta));
2994 67fd6849 2022-02-13 stsp if (ret == -1)
2995 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA");
2997 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
3000 ca6e02ac 2020-01-07 stsp const struct got_error *
3001 67fd6849 2022-02-13 stsp got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
3002 2d9e6abf 2022-05-04 stsp off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
3003 2d9e6abf 2022-05-04 stsp off_t *delta_out_offset, struct got_object_id **base_id, struct imsgbuf *ibuf)
3005 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
3006 67fd6849 2022-02-13 stsp struct imsg imsg;
3007 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta *delta;
3008 67fd6849 2022-02-13 stsp size_t datalen;
3010 67fd6849 2022-02-13 stsp *base_size = 0;
3011 67fd6849 2022-02-13 stsp *result_size = 0;
3012 67fd6849 2022-02-13 stsp *delta_size = 0;
3013 2d9e6abf 2022-05-04 stsp *delta_compressed_size = 0;
3014 67fd6849 2022-02-13 stsp *delta_offset = 0;
3015 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
3016 67fd6849 2022-02-13 stsp *base_id = NULL;
3018 67fd6849 2022-02-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3020 67fd6849 2022-02-13 stsp return err;
3022 67fd6849 2022-02-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3024 67fd6849 2022-02-13 stsp switch (imsg.hdr.type) {
3025 67fd6849 2022-02-13 stsp case GOT_IMSG_RAW_DELTA:
3026 67fd6849 2022-02-13 stsp if (datalen != sizeof(*delta)) {
3027 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3030 67fd6849 2022-02-13 stsp delta = imsg.data;
3031 67fd6849 2022-02-13 stsp *base_size = delta->base_size;
3032 67fd6849 2022-02-13 stsp *result_size = delta->result_size;
3033 67fd6849 2022-02-13 stsp *delta_size = delta->delta_size;
3034 2d9e6abf 2022-05-04 stsp *delta_compressed_size = delta->delta_compressed_size;
3035 67fd6849 2022-02-13 stsp *delta_offset = delta->delta_offset;
3036 67fd6849 2022-02-13 stsp *delta_out_offset = delta->delta_out_offset;
3037 67fd6849 2022-02-13 stsp *base_id = calloc(1, sizeof(**base_id));
3038 67fd6849 2022-02-13 stsp if (*base_id == NULL) {
3039 67fd6849 2022-02-13 stsp err = got_error_from_errno("malloc");
3042 67fd6849 2022-02-13 stsp memcpy((*base_id)->sha1, delta->base_id, SHA1_DIGEST_LENGTH);
3045 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3049 67fd6849 2022-02-13 stsp imsg_free(&imsg);
3051 67fd6849 2022-02-13 stsp if (err) {
3052 67fd6849 2022-02-13 stsp free(*base_id);
3053 67fd6849 2022-02-13 stsp *base_id = NULL;
3055 fae7e038 2022-05-07 stsp return err;
3058 0ab4c957 2022-06-13 stsp static const struct got_error *
3059 0ab4c957 2022-06-13 stsp send_idlist(struct imsgbuf *ibuf, struct got_object_id **ids, size_t nids)
3061 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3062 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist idlist;
3063 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3066 031611fc 2022-06-18 op memset(&idlist, 0, sizeof(idlist));
3068 fae7e038 2022-05-07 stsp if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
3069 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3071 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
3072 fae7e038 2022-05-07 stsp sizeof(idlist) + nids * sizeof(**ids));
3073 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3074 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create OBJ_ID_LIST");
3075 fae7e038 2022-05-07 stsp return err;
3078 fae7e038 2022-05-07 stsp idlist.nids = nids;
3079 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
3080 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3082 fae7e038 2022-05-07 stsp for (i = 0; i < nids; i++) {
3083 fae7e038 2022-05-07 stsp struct got_object_id *id = ids[i];
3084 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id, sizeof(*id)) == -1)
3085 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3088 fae7e038 2022-05-07 stsp wbuf->fd = -1;
3089 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3091 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3094 fae7e038 2022-05-07 stsp const struct got_error *
3095 0ab4c957 2022-06-13 stsp got_privsep_send_object_idlist(struct imsgbuf *ibuf,
3096 0ab4c957 2022-06-13 stsp struct got_object_id **ids, size_t nids)
3098 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
3099 0ab4c957 2022-06-13 stsp struct got_object_id *idlist[GOT_IMSG_OBJ_ID_LIST_MAX_NIDS];
3100 a5e587e0 2022-06-14 stsp int i, queued = 0;
3102 b4b1b9c0 2022-06-14 op for (i = 0; i < nids; i++) {
3103 a5e587e0 2022-06-14 stsp idlist[i % nitems(idlist)] = ids[i];
3105 afd31498 2022-06-14 stsp if (queued >= nitems(idlist)) {
3106 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3108 0ab4c957 2022-06-13 stsp return err;
3109 a5e587e0 2022-06-14 stsp queued = 0;
3113 a5e587e0 2022-06-14 stsp if (queued > 0) {
3114 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3116 0ab4c957 2022-06-13 stsp return err;
3119 0ab4c957 2022-06-13 stsp return NULL;
3122 0ab4c957 2022-06-13 stsp const struct got_error *
3123 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
3125 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
3127 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
3129 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3132 fae7e038 2022-05-07 stsp const struct got_error *
3133 fae7e038 2022-05-07 stsp got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
3134 fae7e038 2022-05-07 stsp size_t *nids, struct imsgbuf *ibuf)
3136 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3137 fae7e038 2022-05-07 stsp struct imsg imsg;
3138 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist *idlist;
3139 fae7e038 2022-05-07 stsp size_t datalen;
3141 fae7e038 2022-05-07 stsp *ids = NULL;
3142 fae7e038 2022-05-07 stsp *done = 0;
3143 fae7e038 2022-05-07 stsp *nids = 0;
3145 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3147 fae7e038 2022-05-07 stsp return err;
3149 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3150 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3151 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST:
3152 fae7e038 2022-05-07 stsp if (datalen < sizeof(*idlist)) {
3153 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3156 fae7e038 2022-05-07 stsp idlist = imsg.data;
3157 c98b0f0b 2022-06-14 op if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3158 c98b0f0b 2022-06-14 op idlist->nids * sizeof(**ids) > datalen - sizeof(*idlist)) {
3159 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3162 fae7e038 2022-05-07 stsp *nids = idlist->nids;
3163 fae7e038 2022-05-07 stsp *ids = calloc(*nids, sizeof(**ids));
3164 fae7e038 2022-05-07 stsp if (*ids == NULL) {
3165 fae7e038 2022-05-07 stsp err = got_error_from_errno("calloc");
3168 0fca100c 2022-06-14 op memcpy(*ids, (uint8_t *)imsg.data + sizeof(*idlist),
3169 fae7e038 2022-05-07 stsp *nids * sizeof(**ids));
3171 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST_DONE:
3172 fae7e038 2022-05-07 stsp *done = 1;
3175 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3179 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3181 fae7e038 2022-05-07 stsp return err;
3184 fae7e038 2022-05-07 stsp const struct got_error *
3185 fae7e038 2022-05-07 stsp got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3187 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3189 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3191 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3194 fae7e038 2022-05-07 stsp const struct got_error *
3195 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3196 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *deltas, size_t ndeltas)
3198 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3199 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3200 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas ideltas;
3203 031611fc 2022-06-18 op memset(&ideltas, 0, sizeof(ideltas));
3205 fae7e038 2022-05-07 stsp if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3206 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3208 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3209 fae7e038 2022-05-07 stsp sizeof(ideltas) + ndeltas * sizeof(*deltas));
3210 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3211 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create REUSED_DELTAS");
3212 fae7e038 2022-05-07 stsp return err;
3215 fae7e038 2022-05-07 stsp ideltas.ndeltas = ndeltas;
3216 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
3217 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3219 fae7e038 2022-05-07 stsp for (i = 0; i < ndeltas; i++) {
3220 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *delta = &deltas[i];
3221 1453347d 2022-05-19 stsp if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
3222 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3225 fae7e038 2022-05-07 stsp wbuf->fd = -1;
3226 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3228 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3231 fae7e038 2022-05-07 stsp const struct got_error *
3232 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3234 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3236 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3238 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3241 fae7e038 2022-05-07 stsp const struct got_error *
3242 fae7e038 2022-05-07 stsp got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3243 fae7e038 2022-05-07 stsp size_t *ndeltas, struct imsgbuf *ibuf)
3245 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3246 fae7e038 2022-05-07 stsp struct imsg imsg;
3247 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas *ideltas;
3248 fae7e038 2022-05-07 stsp size_t datalen;
3250 fae7e038 2022-05-07 stsp *done = 0;
3251 fae7e038 2022-05-07 stsp *ndeltas = 0;
3253 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3255 fae7e038 2022-05-07 stsp return err;
3257 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3258 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3259 fae7e038 2022-05-07 stsp case GOT_IMSG_REUSED_DELTAS:
3260 fae7e038 2022-05-07 stsp if (datalen < sizeof(*ideltas)) {
3261 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3264 fae7e038 2022-05-07 stsp ideltas = imsg.data;
3265 c98b0f0b 2022-06-14 op if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3266 c98b0f0b 2022-06-14 op ideltas->ndeltas * sizeof(*deltas) >
3267 c98b0f0b 2022-06-14 op datalen - sizeof(*ideltas)) {
3268 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3271 fae7e038 2022-05-07 stsp *ndeltas = ideltas->ndeltas;
3272 0fca100c 2022-06-14 op memcpy(deltas, (uint8_t *)imsg.data + sizeof(*ideltas),
3273 fae7e038 2022-05-07 stsp *ndeltas * sizeof(*deltas));
3275 fae7e038 2022-05-07 stsp case GOT_IMSG_DELTA_REUSE_DONE:
3276 fae7e038 2022-05-07 stsp *done = 1;
3279 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3283 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3285 61af9b21 2022-06-28 stsp return err;
3288 61af9b21 2022-06-28 stsp const struct got_error *
3289 61af9b21 2022-06-28 stsp got_privsep_init_commit_painting(struct imsgbuf *ibuf)
3291 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_INIT,
3292 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3294 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3295 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_INIT");
3297 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3300 61af9b21 2022-06-28 stsp const struct got_error *
3301 61af9b21 2022-06-28 stsp got_privsep_send_painting_request(struct imsgbuf *ibuf, int idx,
3302 61af9b21 2022-06-28 stsp struct got_object_id *id, intptr_t color)
3304 61af9b21 2022-06-28 stsp struct got_imsg_commit_painting_request ireq;
3306 61af9b21 2022-06-28 stsp memset(&ireq, 0, sizeof(ireq));
3307 61af9b21 2022-06-28 stsp memcpy(ireq.id, id->sha1, sizeof(ireq.id));
3308 61af9b21 2022-06-28 stsp ireq.idx = idx;
3309 61af9b21 2022-06-28 stsp ireq.color = color;
3311 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_REQUEST, 0, 0, -1,
3312 61af9b21 2022-06-28 stsp &ireq, sizeof(ireq)) == -1)
3313 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3314 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_REQUEST");
3316 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3319 61af9b21 2022-06-28 stsp static const struct got_error *
3320 61af9b21 2022-06-28 stsp send_painted_commits(struct got_object_id_queue *ids, int *nids,
3321 61af9b21 2022-06-28 stsp size_t remain, int present_in_pack, struct imsgbuf *ibuf)
3323 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3324 61af9b21 2022-06-28 stsp struct ibuf *wbuf = NULL;
3325 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3326 61af9b21 2022-06-28 stsp size_t msglen;
3327 61af9b21 2022-06-28 stsp int ncommits;
3328 61af9b21 2022-06-28 stsp intptr_t color;
3330 61af9b21 2022-06-28 stsp msglen = MIN(remain, MAX_IMSGSIZE - IMSG_HEADER_SIZE);
3331 61af9b21 2022-06-28 stsp ncommits = (msglen - sizeof(struct got_imsg_painted_commits)) /
3332 61af9b21 2022-06-28 stsp sizeof(struct got_imsg_painted_commit);
3334 61af9b21 2022-06-28 stsp wbuf = imsg_create(ibuf, GOT_IMSG_PAINTED_COMMITS, 0, 0, msglen);
3335 61af9b21 2022-06-28 stsp if (wbuf == NULL) {
3336 61af9b21 2022-06-28 stsp err = got_error_from_errno("imsg_create PAINTED_COMMITS");
3337 61af9b21 2022-06-28 stsp return err;
3340 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commits! */
3341 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &ncommits, sizeof(ncommits)) == -1)
3342 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3343 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &present_in_pack, sizeof(present_in_pack)) == -1)
3344 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3346 61af9b21 2022-06-28 stsp while (ncommits > 0) {
3347 61af9b21 2022-06-28 stsp qid = STAILQ_FIRST(ids);
3348 61af9b21 2022-06-28 stsp STAILQ_REMOVE_HEAD(ids, entry);
3349 61af9b21 2022-06-28 stsp ncommits--;
3350 61af9b21 2022-06-28 stsp (*nids)--;
3351 61af9b21 2022-06-28 stsp color = (intptr_t)qid->data;
3353 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commit! */
3354 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, qid->id.sha1, SHA1_DIGEST_LENGTH) == -1)
3355 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3356 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &color, sizeof(color)) == -1)
3357 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3359 61af9b21 2022-06-28 stsp got_object_qid_free(qid);
3362 61af9b21 2022-06-28 stsp wbuf->fd = -1;
3363 61af9b21 2022-06-28 stsp imsg_close(ibuf, wbuf);
3365 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3368 61af9b21 2022-06-28 stsp const struct got_error *
3369 61af9b21 2022-06-28 stsp got_privsep_send_painted_commits(struct imsgbuf *ibuf,
3370 61af9b21 2022-06-28 stsp struct got_object_id_queue *ids, int *nids,
3371 61af9b21 2022-06-28 stsp int present_in_pack, int flush)
3373 61af9b21 2022-06-28 stsp const struct got_error *err;
3374 61af9b21 2022-06-28 stsp size_t remain;
3376 61af9b21 2022-06-28 stsp if (*nids <= 0)
3377 61af9b21 2022-06-28 stsp return NULL;
3380 61af9b21 2022-06-28 stsp remain = (sizeof(struct got_imsg_painted_commits)) +
3381 61af9b21 2022-06-28 stsp *nids * sizeof(struct got_imsg_painted_commit);
3382 61af9b21 2022-06-28 stsp if (flush || remain >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
3383 61af9b21 2022-06-28 stsp err = send_painted_commits(ids, nids, remain,
3384 61af9b21 2022-06-28 stsp present_in_pack, ibuf);
3386 61af9b21 2022-06-28 stsp return err;
3388 61af9b21 2022-06-28 stsp } while (flush && *nids > 0);
3390 61af9b21 2022-06-28 stsp return NULL;
3393 61af9b21 2022-06-28 stsp const struct got_error *
3394 61af9b21 2022-06-28 stsp got_privsep_send_painting_commits_done(struct imsgbuf *ibuf)
3396 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_DONE,
3397 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3399 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3400 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_DONE");
3402 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3405 61af9b21 2022-06-28 stsp const struct got_error *
3406 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commits(struct got_object_id_queue *new_ids,
3407 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commit_cb cb, void *cb_arg, struct imsgbuf *ibuf)
3409 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3410 61af9b21 2022-06-28 stsp struct imsg imsg;
3411 61af9b21 2022-06-28 stsp struct got_imsg_painted_commits icommits;
3412 61af9b21 2022-06-28 stsp struct got_imsg_painted_commit icommit;
3413 61af9b21 2022-06-28 stsp size_t datalen;
3416 61af9b21 2022-06-28 stsp for (;;) {
3417 61af9b21 2022-06-28 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3419 61af9b21 2022-06-28 stsp return err;
3421 61af9b21 2022-06-28 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3422 61af9b21 2022-06-28 stsp if (imsg.hdr.type == GOT_IMSG_COMMIT_PAINTING_DONE)
3424 61af9b21 2022-06-28 stsp if (imsg.hdr.type != GOT_IMSG_PAINTED_COMMITS)
3425 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
3427 61af9b21 2022-06-28 stsp if (datalen < sizeof(icommits))
3428 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3429 61af9b21 2022-06-28 stsp memcpy(&icommits, imsg.data, sizeof(icommits));
3430 61af9b21 2022-06-28 stsp if (icommits.ncommits * sizeof(icommit) < icommits.ncommits ||
3431 61af9b21 2022-06-28 stsp datalen < sizeof(icommits) +
3432 61af9b21 2022-06-28 stsp icommits.ncommits * sizeof(icommit))
3433 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3435 61af9b21 2022-06-28 stsp for (i = 0; i < icommits.ncommits; i++) {
3436 61af9b21 2022-06-28 stsp memcpy(&icommit,
3437 61af9b21 2022-06-28 stsp (uint8_t *)imsg.data + sizeof(icommits) + i * sizeof(icommit),
3438 61af9b21 2022-06-28 stsp sizeof(icommit));
3440 61af9b21 2022-06-28 stsp if (icommits.present_in_pack) {
3441 61af9b21 2022-06-28 stsp struct got_object_id id;
3442 61af9b21 2022-06-28 stsp memcpy(id.sha1, icommit.id, SHA1_DIGEST_LENGTH);
3443 61af9b21 2022-06-28 stsp err = cb(cb_arg, &id, icommit.color);
3447 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3448 61af9b21 2022-06-28 stsp err = got_object_qid_alloc_partial(&qid);
3451 61af9b21 2022-06-28 stsp memcpy(qid->id.sha1, icommit.id,
3452 61af9b21 2022-06-28 stsp SHA1_DIGEST_LENGTH);
3453 61af9b21 2022-06-28 stsp qid->data = (void *)icommit.color;
3454 61af9b21 2022-06-28 stsp STAILQ_INSERT_TAIL(new_ids, qid, entry);
3458 61af9b21 2022-06-28 stsp imsg_free(&imsg);
3461 67fd6849 2022-02-13 stsp return err;
3464 67fd6849 2022-02-13 stsp const struct got_error *
3465 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3467 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3468 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3469 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3470 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3471 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3472 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3473 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3474 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3475 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3476 e9ce266e 2022-03-07 op GOT_PATH_PROG_READ_PATCH,
3477 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3478 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3479 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3483 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3484 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3486 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3489 63219cd2 2019-01-04 stsp return NULL;
3493 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3495 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3496 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3500 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3501 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3505 4a55b231 2021-12-09 stsp closefrom(GOT_IMSG_FD_CHILD + 1);
3507 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3508 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3509 aba9c984 2019-09-08 stsp strerror(errno));