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 e83f12a6 2023-02-12 op #include <sha2.h>
35 81a12da5 2020-09-09 naddy #include <unistd.h>
36 2178c42e 2018-04-22 stsp #include <zlib.h>
38 2178c42e 2018-04-22 stsp #include "got_object.h"
39 2178c42e 2018-04-22 stsp #include "got_error.h"
40 3022d272 2019-11-14 stsp #include "got_path.h"
41 cd95becd 2019-11-29 stsp #include "got_repository.h"
43 4123af3c 2023-02-12 op #include "got_lib_hash.h"
44 2178c42e 2018-04-22 stsp #include "got_lib_delta.h"
45 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
46 2178c42e 2018-04-22 stsp #include "got_lib_object.h"
47 a440fac0 2018-09-06 stsp #include "got_lib_object_parse.h"
48 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
49 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
50 13b2bc37 2022-10-23 stsp #include "got_lib_poll.h"
52 336075a4 2022-06-25 op #include "got_privsep.h"
55 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
58 c39c25dd 2019-08-09 stsp #ifndef nitems
59 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
62 2178c42e 2018-04-22 stsp static const struct got_error *
63 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
65 fe36cf76 2018-04-23 stsp const struct got_error *err;
68 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLIN, INFTIM);
70 13b2bc37 2022-10-23 stsp if (err->code == GOT_ERR_EOF)
71 13b2bc37 2022-10-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
75 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
76 fe36cf76 2018-04-23 stsp if (n == -1) {
77 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
78 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
79 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
82 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
84 e033d803 2018-04-23 stsp return NULL;
87 ad242220 2018-09-08 stsp const struct got_error *
88 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
90 876c234b 2018-09-10 stsp int child_status;
92 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
93 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
95 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
96 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
98 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
99 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
101 876c234b 2018-09-10 stsp return NULL;
104 73b7854a 2018-11-11 stsp static const struct got_error *
105 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
107 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
109 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
110 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
112 73b7854a 2018-11-11 stsp ierr = imsg->data;
113 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
114 73b7854a 2018-11-11 stsp static struct got_error serr;
115 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
116 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
117 73b7854a 2018-11-11 stsp return &serr;
120 73b7854a 2018-11-11 stsp return got_error(ierr->code);
123 876c234b 2018-09-10 stsp const struct got_error *
124 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
125 46de5bfd 2018-11-11 stsp size_t min_datalen)
127 e033d803 2018-04-23 stsp const struct got_error *err;
130 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
131 876c234b 2018-09-10 stsp if (n == -1)
132 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
134 876c234b 2018-09-10 stsp while (n == 0) {
135 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
137 876c234b 2018-09-10 stsp return err;
138 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
139 cbfaaf20 2020-01-06 stsp if (n == -1)
140 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
143 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
144 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
146 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
147 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
148 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
151 73b7854a 2018-11-11 stsp return NULL;
154 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
156 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
158 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
159 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
162 2178c42e 2018-04-22 stsp ierr.code = err->code;
163 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
164 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
166 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
167 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
168 e93cd828 2018-11-11 stsp if (ret == -1) {
169 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
170 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
174 13b2bc37 2022-10-23 stsp poll_err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
175 5d43e84d 2018-04-23 stsp if (poll_err) {
176 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
177 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
181 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
182 5d43e84d 2018-04-23 stsp if (ret == -1) {
183 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
184 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
185 8934ea8b 2022-02-14 op imsg_clear(ibuf);
190 e033d803 2018-04-23 stsp static const struct got_error *
191 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
193 e033d803 2018-04-23 stsp const struct got_error *err;
195 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
197 e033d803 2018-04-23 stsp return err;
199 8934ea8b 2022-02-14 op if (imsg_flush(ibuf) == -1) {
200 8934ea8b 2022-02-14 op imsg_clear(ibuf);
201 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
204 e033d803 2018-04-23 stsp return NULL;
207 ad242220 2018-09-08 stsp const struct got_error *
208 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
210 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
213 e70bf110 2020-03-22 stsp const struct got_error *
214 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
216 ad242220 2018-09-08 stsp const struct got_error *err = NULL;
217 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
219 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
221 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
222 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
224 ad242220 2018-09-08 stsp err = flush_imsg(&ibuf);
225 ad242220 2018-09-08 stsp return err;
228 93658fb9 2020-03-18 stsp const struct got_error *
229 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
230 d5c81d44 2021-07-08 stsp struct got_object_id *id)
232 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
233 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
234 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
236 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
239 59d1e4a0 2021-03-10 stsp const struct got_error *
240 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
241 d5c81d44 2021-07-08 stsp struct got_object_id *id)
243 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
244 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
245 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
247 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
250 59d1e4a0 2021-03-10 stsp const struct got_error *
251 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
253 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
255 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
257 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
258 59d1e4a0 2021-03-10 stsp close(outfd);
259 59d1e4a0 2021-03-10 stsp return err;
262 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
265 59d1e4a0 2021-03-10 stsp const struct got_error *
266 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
267 59d1e4a0 2021-03-10 stsp uint8_t *data)
269 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
270 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
271 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
272 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
274 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
275 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
276 59d1e4a0 2021-03-10 stsp iobj.size = size;
278 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
279 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
281 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
282 59d1e4a0 2021-03-10 stsp if (wbuf == NULL) {
283 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_create RAW_OBJECT");
284 59d1e4a0 2021-03-10 stsp return err;
287 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1)
288 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
290 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
291 1453347d 2022-05-19 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1)
292 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
295 59d1e4a0 2021-03-10 stsp wbuf->fd = -1;
296 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
298 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
301 1785f84a 2018-12-23 stsp const struct got_error *
302 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
303 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
305 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
306 59d1e4a0 2021-03-10 stsp struct imsg imsg;
307 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
308 59d1e4a0 2021-03-10 stsp size_t datalen;
310 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
312 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
314 59d1e4a0 2021-03-10 stsp return err;
316 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
318 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
319 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
320 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
321 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
324 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
325 59d1e4a0 2021-03-10 stsp *size = iobj->size;
326 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
328 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
329 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
333 c98b0f0b 2022-06-14 op if (*size < 0 ||
334 c98b0f0b 2022-06-14 op *size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
335 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
339 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
340 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
341 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
344 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
347 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
351 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
353 59d1e4a0 2021-03-10 stsp return err;
356 59d1e4a0 2021-03-10 stsp const struct got_error *
357 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
358 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
360 41496140 2019-02-21 stsp const struct got_error *err = NULL;
361 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
362 d5c81d44 2021-07-08 stsp void *data;
363 1785f84a 2018-12-23 stsp size_t len;
365 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
366 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
367 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
368 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
369 d5c81d44 2021-07-08 stsp data = &iobj;
370 1785f84a 2018-12-23 stsp len = sizeof(iobj);
373 d5c81d44 2021-07-08 stsp len = sizeof(*id);
376 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
378 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
380 41496140 2019-02-21 stsp return err;
383 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
386 13c729f7 2018-12-24 stsp const struct got_error *
387 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
388 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
390 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
391 d5c81d44 2021-07-08 stsp size_t len;
393 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
394 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
396 d5c81d44 2021-07-08 stsp len = sizeof(*id);
398 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
399 7f358e3b 2019-11-23 stsp if (wbuf == NULL)
400 7f358e3b 2019-11-23 stsp return got_error_from_errno("imsg_create TREE_REQUEST");
402 7841c0d1 2023-02-01 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
403 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_REQUEST");
405 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
406 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1)
407 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_REQUEST");
410 7f358e3b 2019-11-23 stsp wbuf->fd = fd;
411 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
413 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
416 268f7291 2018-12-24 stsp const struct got_error *
417 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
418 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
420 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
421 d5c81d44 2021-07-08 stsp void *data;
422 268f7291 2018-12-24 stsp size_t len;
424 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
425 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
426 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
427 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
428 d5c81d44 2021-07-08 stsp data = &iobj;
429 268f7291 2018-12-24 stsp len = sizeof(iobj);
432 d5c81d44 2021-07-08 stsp len = sizeof(*id);
435 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
437 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TAG_REQUEST");
439 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
442 7762fe12 2018-11-05 stsp const struct got_error *
443 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
444 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
446 41496140 2019-02-21 stsp const struct got_error *err = NULL;
447 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
448 d5c81d44 2021-07-08 stsp void *data;
449 ebc55e2d 2018-12-24 stsp size_t len;
451 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
452 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
453 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
454 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
455 d5c81d44 2021-07-08 stsp data = &iobj;
456 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
459 d5c81d44 2021-07-08 stsp len = sizeof(*id);
462 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
464 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
465 41496140 2019-02-21 stsp close(infd);
466 41496140 2019-02-21 stsp return err;
469 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
472 55da3778 2018-09-10 stsp const struct got_error *
473 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
475 41496140 2019-02-21 stsp const struct got_error *err = NULL;
477 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
479 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
480 41496140 2019-02-21 stsp close(outfd);
481 41496140 2019-02-21 stsp return err;
484 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
487 73ab1060 2020-03-18 stsp static const struct got_error *
488 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
490 41496140 2019-02-21 stsp const struct got_error *err = NULL;
492 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
493 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
495 41496140 2019-02-21 stsp return err;
498 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
501 ad242220 2018-09-08 stsp const struct got_error *
502 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
504 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
507 73ab1060 2020-03-18 stsp const struct got_error *
508 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
510 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
512 1a69d37f 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
514 7841c0d1 2023-02-01 op memcpy(&iobj.id, &obj->id, sizeof(iobj.id));
515 2178c42e 2018-04-22 stsp iobj.type = obj->type;
516 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
517 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
518 2178c42e 2018-04-22 stsp iobj.size = obj->size;
519 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
520 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
521 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
524 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
526 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
528 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
531 cfd633c2 2018-09-10 stsp const struct got_error *
532 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
533 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
534 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
535 188f8dcf 2023-02-07 stsp struct got_pathlist_head *wanted_refs, int list_refs_only,
536 188f8dcf 2023-02-07 stsp const char *worktree_branch, int verbosity)
538 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
539 33501562 2020-03-18 stsp struct ibuf *wbuf;
540 ec218e16 2023-02-07 mark size_t len, worktree_branch_len;
541 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
542 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
544 ec218e16 2023-02-07 mark if (worktree_branch) {
545 ec218e16 2023-02-07 mark worktree_branch_len = strlen(worktree_branch);
546 ec218e16 2023-02-07 mark len = sizeof(fetchreq) + worktree_branch_len;
548 188f8dcf 2023-02-07 stsp len = sizeof(fetchreq);
550 188f8dcf 2023-02-07 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
552 188f8dcf 2023-02-07 stsp return got_error(GOT_ERR_NO_SPACE);
555 188f8dcf 2023-02-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, len);
556 188f8dcf 2023-02-07 stsp if (wbuf == NULL)
557 188f8dcf 2023-02-07 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
559 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
560 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
561 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
562 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
563 188f8dcf 2023-02-07 stsp if (worktree_branch != NULL)
564 ec218e16 2023-02-07 mark fetchreq.worktree_branch_len = worktree_branch_len;
565 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
566 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
567 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
568 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
569 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
570 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
571 188f8dcf 2023-02-07 stsp if (imsg_add(wbuf, &fetchreq, sizeof(fetchreq)) == -1)
572 188f8dcf 2023-02-07 stsp return got_error_from_errno("imsg_add FETCH_REQUEST");
573 188f8dcf 2023-02-07 stsp if (worktree_branch) {
574 ec218e16 2023-02-07 mark if (imsg_add(wbuf, worktree_branch, worktree_branch_len) == -1)
575 188f8dcf 2023-02-07 stsp return got_error_from_errno("imsg_add FETCH_REQUEST");
577 188f8dcf 2023-02-07 stsp wbuf->fd = fd;
578 188f8dcf 2023-02-07 stsp imsg_close(ibuf, wbuf);
580 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
583 659e7fbd 2020-03-20 stsp return err;
587 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
588 33501562 2020-03-18 stsp const char *name = pe->path;
589 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
590 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
592 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
593 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
594 4ba14133 2020-03-20 stsp if (wbuf == NULL)
595 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
597 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
598 4b4da3bb 2023-02-01 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
599 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
600 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
601 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
602 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
603 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
605 4ba14133 2020-03-20 stsp wbuf->fd = -1;
606 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
607 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
609 4ba14133 2020-03-20 stsp return err;
612 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
613 4ba14133 2020-03-20 stsp const char *name = pe->path;
614 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
616 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
617 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
619 4ba14133 2020-03-20 stsp if (wbuf == NULL)
620 4ba14133 2020-03-20 stsp return got_error_from_errno(
621 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
623 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
624 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
625 1453347d 2022-05-19 stsp return got_error_from_errno(
626 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
627 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
628 1453347d 2022-05-19 stsp return got_error_from_errno(
629 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
631 4ba14133 2020-03-20 stsp wbuf->fd = -1;
632 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
633 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
635 4ba14133 2020-03-20 stsp return err;
638 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
639 0e4002ca 2020-03-21 stsp const char *name = pe->path;
640 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
642 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
643 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
645 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
646 0e4002ca 2020-03-21 stsp return got_error_from_errno(
647 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
649 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
650 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
651 1453347d 2022-05-19 stsp return got_error_from_errno(
652 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
653 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
654 1453347d 2022-05-19 stsp return got_error_from_errno(
655 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
657 0e4002ca 2020-03-21 stsp wbuf->fd = -1;
658 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
659 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
661 0e4002ca 2020-03-21 stsp return err;
665 4ba14133 2020-03-20 stsp return NULL;
669 93658fb9 2020-03-18 stsp const struct got_error *
670 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
672 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
675 531c3985 2020-03-18 stsp const struct got_error *
676 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
677 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
678 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
680 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
681 b9f99abf 2020-03-18 stsp struct imsg imsg;
682 b9f99abf 2020-03-18 stsp size_t datalen;
683 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
684 abe0f35f 2020-03-18 stsp size_t n, remain;
689 8f2d01a6 2020-03-18 stsp *id = NULL;
690 b9f99abf 2020-03-18 stsp *refname = NULL;
691 531c3985 2020-03-18 stsp *server_progress = NULL;
692 5a489642 2020-03-19 stsp *packfile_size = 0;
693 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
695 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
697 b9f99abf 2020-03-18 stsp return err;
699 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
700 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
701 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
702 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
703 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
706 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
707 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
710 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
711 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
712 abe0f35f 2020-03-18 stsp remain = datalen - off;
713 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
714 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
715 abe0f35f 2020-03-18 stsp char *name, *target;
716 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
717 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
720 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
721 abe0f35f 2020-03-18 stsp off += sizeof(*s);
722 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
723 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
724 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
727 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
728 abe0f35f 2020-03-18 stsp if (name == NULL) {
729 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
732 abe0f35f 2020-03-18 stsp off += s->name_len;
733 abe0f35f 2020-03-18 stsp remain -= s->name_len;
734 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
735 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
736 abe0f35f 2020-03-18 stsp free(name);
739 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
740 abe0f35f 2020-03-18 stsp if (target == NULL) {
741 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
742 abe0f35f 2020-03-18 stsp free(name);
745 abe0f35f 2020-03-18 stsp off += s->target_len;
746 abe0f35f 2020-03-18 stsp remain -= s->target_len;
747 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
749 abe0f35f 2020-03-18 stsp free(name);
750 abe0f35f 2020-03-18 stsp free(target);
755 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
756 0701e66c 2023-02-01 op if (datalen <= sizeof(**id)) {
757 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
760 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
761 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
762 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
765 0701e66c 2023-02-01 op memcpy(*id, imsg.data, sizeof(**id));
766 0701e66c 2023-02-01 op *refname = strndup(imsg.data + sizeof(**id),
767 0701e66c 2023-02-01 op datalen - sizeof(**id));
768 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
769 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
773 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
774 531c3985 2020-03-18 stsp if (datalen == 0) {
775 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
778 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
779 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
780 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
783 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
784 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
785 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
786 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
787 531c3985 2020-03-18 stsp free(*server_progress);
788 531c3985 2020-03-18 stsp *server_progress = NULL;
793 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
794 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
795 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
798 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
800 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
801 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
802 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
805 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
809 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
815 8f2d01a6 2020-03-18 stsp *id = NULL;
816 b887aab6 2020-03-18 stsp free(*refname);
817 b887aab6 2020-03-18 stsp *refname = NULL;
819 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
820 f8a36e22 2021-08-26 stsp return err;
823 f8a36e22 2021-08-26 stsp static const struct got_error *
824 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
825 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
827 f8a36e22 2021-08-26 stsp size_t len;
828 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
830 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
831 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
832 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
833 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
835 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
836 5eb14fb9 2023-02-01 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
837 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
838 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1)
839 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
840 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
841 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
842 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
843 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
845 f8a36e22 2021-08-26 stsp wbuf->fd = -1;
846 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
847 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
850 f8a36e22 2021-08-26 stsp const struct got_error *
851 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
852 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
853 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
854 abc59930 2021-09-05 naddy int verbosity)
856 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
857 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
858 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
859 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
861 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
862 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
863 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
864 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
865 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
866 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
867 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
868 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
869 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
870 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
871 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
875 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
880 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
881 f8a36e22 2021-08-26 stsp const char *name = pe->path;
882 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
883 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
884 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
889 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
890 f8a36e22 2021-08-26 stsp const char *name = pe->path;
891 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
892 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
897 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
898 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
899 f8a36e22 2021-08-26 stsp return err;
903 f8a36e22 2021-08-26 stsp const struct got_error *
904 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
905 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
907 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
908 f8a36e22 2021-08-26 stsp struct imsg imsg;
909 f8a36e22 2021-08-26 stsp size_t datalen;
910 f8a36e22 2021-08-26 stsp int done = 0;
911 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
912 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
913 f8a36e22 2021-08-26 stsp char *refname = NULL;
914 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
916 f8a36e22 2021-08-26 stsp while (!done) {
917 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
919 f8a36e22 2021-08-26 stsp return err;
920 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
921 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
922 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
923 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
924 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
927 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
928 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
929 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
930 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
933 079a296c 2023-02-12 op id = calloc(1, sizeof(*id));
934 f8a36e22 2021-08-26 stsp if (id == NULL) {
935 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
938 427f294c 2023-02-01 op memcpy(id, &iremote_ref.id, sizeof(*id));
939 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
940 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
941 f8a36e22 2021-08-26 stsp if (refname == NULL) {
942 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
945 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
946 f8a36e22 2021-08-26 stsp refname, id);
949 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
951 f8a36e22 2021-08-26 stsp free(refname);
954 f8a36e22 2021-08-26 stsp refname = NULL;
956 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
957 f8a36e22 2021-08-26 stsp if (datalen != 0) {
958 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
961 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
965 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
971 f8a36e22 2021-08-26 stsp free(refname);
972 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
973 b9f99abf 2020-03-18 stsp return err;
976 93658fb9 2020-03-18 stsp const struct got_error *
977 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
979 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
982 f8a36e22 2021-08-26 stsp const struct got_error *
983 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
984 6242c45b 2022-11-14 op int *success, char **refname, char **errmsg, struct imsgbuf *ibuf)
986 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
987 f8a36e22 2021-08-26 stsp struct imsg imsg;
988 f8a36e22 2021-08-26 stsp size_t datalen;
989 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
991 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
993 f8a36e22 2021-08-26 stsp *success = 0;
994 f8a36e22 2021-08-26 stsp *refname = NULL;
995 6242c45b 2022-11-14 op *errmsg = NULL;
997 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
999 f8a36e22 2021-08-26 stsp return err;
1001 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1002 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1003 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1004 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1005 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1008 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1010 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1011 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1012 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1015 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1016 6242c45b 2022-11-14 op if (datalen != sizeof(iref_status) + iref_status.name_len +
1017 6242c45b 2022-11-14 op iref_status.errmsg_len) {
1018 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1021 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1022 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1023 f8a36e22 2021-08-26 stsp iref_status.name_len);
1025 6242c45b 2022-11-14 op if (iref_status.errmsg_len != 0)
1026 6242c45b 2022-11-14 op *errmsg = strndup(imsg.data + sizeof(iref_status) +
1027 6242c45b 2022-11-14 op iref_status.name_len, iref_status.errmsg_len);
1029 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1030 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1031 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1034 f8a36e22 2021-08-26 stsp *done = 1;
1037 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1041 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1042 f8a36e22 2021-08-26 stsp return err;
1045 f8a36e22 2021-08-26 stsp const struct got_error *
1046 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1049 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1051 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1052 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1053 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1054 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1055 93658fb9 2020-03-18 stsp close(fd);
1056 93658fb9 2020-03-18 stsp return err;
1058 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1061 baa9fea0 2020-03-18 stsp const struct got_error *
1062 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1064 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1067 73ab1060 2020-03-18 stsp const struct got_error *
1068 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1069 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1070 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1072 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1073 93658fb9 2020-03-18 stsp struct imsg imsg;
1074 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1075 baa9fea0 2020-03-18 stsp size_t datalen;
1077 baa9fea0 2020-03-18 stsp *done = 0;
1078 668a20f6 2020-03-18 stsp *nobj_total = 0;
1079 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1080 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1082 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1084 93658fb9 2020-03-18 stsp return err;
1086 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1087 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1088 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1089 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1090 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1093 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1094 c98b0f0b 2022-06-14 op if (iprogress->nobj_total < 0 || iprogress->nobj_indexed < 0 ||
1095 c98b0f0b 2022-06-14 op iprogress->nobj_loose < 0 || iprogress->nobj_resolved < 0) {
1096 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_RANGE);
1099 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1100 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1101 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1102 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1104 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1105 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1106 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1109 baa9fea0 2020-03-18 stsp *done = 1;
1112 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1116 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1117 baa9fea0 2020-03-18 stsp return err;
1120 93658fb9 2020-03-18 stsp const struct got_error *
1121 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1122 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1124 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1125 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1127 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1128 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1129 291624d8 2018-11-07 stsp iobj = imsg->data;
1131 c98b0f0b 2022-06-14 op if (iobj->pack_offset < 0)
1132 c98b0f0b 2022-06-14 op return got_error(GOT_ERR_PACK_OFFSET);
1134 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1135 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1136 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1138 7841c0d1 2023-02-01 op memcpy(&(*obj)->id, &iobj->id, sizeof(iobj->id));
1139 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1140 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1141 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1142 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1143 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1144 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1145 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1146 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1148 d1b988e3 2022-01-26 stsp STAILQ_INIT(&(*obj)->deltas.entries);
1149 9296b03b 2022-01-26 stsp return NULL;
1152 2178c42e 2018-04-22 stsp const struct got_error *
1153 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1155 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1156 2178c42e 2018-04-22 stsp struct imsg imsg;
1157 c4eae628 2018-04-23 stsp const size_t min_datalen =
1158 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1160 2178c42e 2018-04-22 stsp *obj = NULL;
1162 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1164 2178c42e 2018-04-22 stsp return err;
1166 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1167 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1168 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1171 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1175 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1177 bff6ca00 2018-04-23 stsp return err;
1180 c75f7264 2018-09-11 stsp static const struct got_error *
1181 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1182 c75f7264 2018-09-11 stsp size_t logmsg_len)
1184 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1185 c75f7264 2018-09-11 stsp size_t offset, remain;
1187 c75f7264 2018-09-11 stsp offset = 0;
1188 c75f7264 2018-09-11 stsp remain = logmsg_len;
1189 c75f7264 2018-09-11 stsp while (remain > 0) {
1190 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1192 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1193 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1194 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1195 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1199 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1203 c75f7264 2018-09-11 stsp offset += n;
1204 c75f7264 2018-09-11 stsp remain -= n;
1207 fa4ffeb3 2018-11-04 stsp return err;
1210 bff6ca00 2018-04-23 stsp const struct got_error *
1211 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1213 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1214 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1215 bff6ca00 2018-04-23 stsp uint8_t *buf;
1216 bff6ca00 2018-04-23 stsp size_t len, total;
1217 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1218 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1219 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1220 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1222 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1223 472dfe05 2023-02-01 op commit->nparents * sizeof(struct got_object_id);
1225 bff6ca00 2018-04-23 stsp buf = malloc(total);
1226 bff6ca00 2018-04-23 stsp if (buf == NULL)
1227 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1229 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1230 472dfe05 2023-02-01 op memcpy(&icommit->tree_id, commit->tree_id, sizeof(icommit->tree_id));
1231 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1232 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1233 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1234 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1235 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1236 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1237 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1238 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1240 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1241 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1242 b9c33926 2018-11-07 stsp len += author_len;
1243 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1244 b9c33926 2018-11-07 stsp len += committer_len;
1245 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1246 472dfe05 2023-02-01 op memcpy(buf + len, &qid->id, sizeof(qid->id));
1247 472dfe05 2023-02-01 op len += sizeof(qid->id);
1250 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1251 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1252 bff6ca00 2018-04-23 stsp goto done;
1255 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1256 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1257 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1259 904df868 2018-11-04 stsp goto done;
1261 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1263 bff6ca00 2018-04-23 stsp free(buf);
1264 bff6ca00 2018-04-23 stsp return err;
1267 ca6e02ac 2020-01-07 stsp static const struct got_error *
1268 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1269 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1271 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1272 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1273 ca6e02ac 2020-01-07 stsp size_t len = 0;
1276 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1277 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1279 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1280 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1281 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1282 472dfe05 2023-02-01 op icommit->nparents * sizeof(struct got_object_id))
1283 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1285 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1286 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1288 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1290 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1291 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1292 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1293 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1295 472dfe05 2023-02-01 op memcpy((*commit)->tree_id, &icommit->tree_id,
1296 472dfe05 2023-02-01 op sizeof(icommit->tree_id));
1297 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1298 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1299 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1300 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1302 bf31a716 2022-06-14 op (*commit)->author = strndup(imsg->data + len, icommit->author_len);
1303 bf31a716 2022-06-14 op if ((*commit)->author == NULL) {
1304 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1307 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1309 bf31a716 2022-06-14 op (*commit)->committer = strndup(imsg->data + len,
1310 bf31a716 2022-06-14 op icommit->committer_len);
1311 bf31a716 2022-06-14 op if ((*commit)->committer == NULL) {
1312 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1315 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1317 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1318 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1319 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1320 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1321 ca6e02ac 2020-01-07 stsp goto done;
1324 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1326 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1327 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1328 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1329 ca6e02ac 2020-01-07 stsp goto done;
1331 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1332 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1333 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1336 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1338 ca6e02ac 2020-01-07 stsp goto done;
1340 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1341 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1342 ca6e02ac 2020-01-07 stsp goto done;
1345 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1346 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1347 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1348 ca6e02ac 2020-01-07 stsp offset += n;
1349 ca6e02ac 2020-01-07 stsp remain -= n;
1351 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1354 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1355 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1357 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1360 d7b5a0e8 2022-04-20 stsp memcpy(&qid->id, imsg->data + len +
1361 472dfe05 2023-02-01 op i * sizeof(qid->id), sizeof(qid->id));
1362 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1363 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1366 ca6e02ac 2020-01-07 stsp if (err) {
1367 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1368 ca6e02ac 2020-01-07 stsp *commit = NULL;
1370 ca6e02ac 2020-01-07 stsp return err;
1373 ca6e02ac 2020-01-07 stsp const struct got_error *
1374 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1376 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1377 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1378 ca6e02ac 2020-01-07 stsp size_t datalen;
1379 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1380 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1381 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1383 ca6e02ac 2020-01-07 stsp *commit = NULL;
1385 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1387 ca6e02ac 2020-01-07 stsp return err;
1389 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1391 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1392 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1393 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1396 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1400 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1402 e033d803 2018-04-23 stsp return err;
1405 33fd69c2 2022-05-19 stsp static const struct got_error *
1406 0ab4c957 2022-06-13 stsp send_tree_entries_batch(struct imsgbuf *ibuf,
1407 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int idx0, int idxN, size_t len)
1409 33fd69c2 2022-05-19 stsp struct ibuf *wbuf;
1410 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries ientries;
1413 031611fc 2022-06-18 op memset(&ientries, 0, sizeof(ientries));
1415 33fd69c2 2022-05-19 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1416 33fd69c2 2022-05-19 stsp if (wbuf == NULL)
1417 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_create TREE_ENTRY");
1419 33fd69c2 2022-05-19 stsp ientries.nentries = idxN - idx0 + 1;
1420 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1421 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1423 33fd69c2 2022-05-19 stsp for (i = idx0; i <= idxN; i++) {
1424 2d9874c2 2023-02-12 op static const char gap[12]; /* for sha1 inside sha256 align. */
1425 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[i];
1427 c4d35c5b 2023-02-02 op /* Keep in sync with struct got_imsg_tree_entry definition! */
1428 2d9874c2 2023-02-12 op if (imsg_add(wbuf, pte->id, pte->idlen) == -1)
1429 2d9874c2 2023-02-12 op return got_error_from_errno("imsg_add TREE_ENTRY");
1430 2d9874c2 2023-02-12 op if (pte->idlen != SHA256_DIGEST_LENGTH &&
1431 2d9874c2 2023-02-12 op imsg_add(wbuf, gap, sizeof(gap)) == -1)
1432 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1433 2d9874c2 2023-02-12 op if (imsg_add(wbuf, &pte->algo, sizeof(pte->algo)) == -1)
1434 2d9874c2 2023-02-12 op return got_error_from_errno("imsg_add TREE_ENTRY");
1435 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1436 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1437 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1438 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1440 33fd69c2 2022-05-19 stsp /* Remaining bytes are the entry's name. */
1441 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1442 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1445 33fd69c2 2022-05-19 stsp wbuf->fd = -1;
1446 33fd69c2 2022-05-19 stsp imsg_close(ibuf, wbuf);
1447 33fd69c2 2022-05-19 stsp return NULL;
1450 0ab4c957 2022-06-13 stsp static const struct got_error *
1451 0ab4c957 2022-06-13 stsp send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1452 0ab4c957 2022-06-13 stsp int nentries)
1454 33fd69c2 2022-05-19 stsp const struct got_error *err = NULL;
1456 0ab4c957 2022-06-13 stsp size_t entries_len = sizeof(struct got_imsg_tree_entries);
1459 33fd69c2 2022-05-19 stsp for (j = 0; j < nentries; j++) {
1460 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[j];
1461 2d9874c2 2023-02-12 op size_t len = sizeof(struct got_imsg_tree_entry)
1462 2d9874c2 2023-02-12 op + pte->namelen;
1464 33fd69c2 2022-05-19 stsp if (j > 0 &&
1465 33fd69c2 2022-05-19 stsp entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1466 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries,
1467 33fd69c2 2022-05-19 stsp i, j - 1, entries_len);
1469 33fd69c2 2022-05-19 stsp return err;
1471 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1474 33fd69c2 2022-05-19 stsp entries_len += len;
1477 33fd69c2 2022-05-19 stsp if (j > 0) {
1478 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries, i, j - 1,
1479 0ab4c957 2022-06-13 stsp entries_len);
1481 33fd69c2 2022-05-19 stsp return err;
1484 0ab4c957 2022-06-13 stsp return NULL;
1487 0ab4c957 2022-06-13 stsp const struct got_error *
1488 0ab4c957 2022-06-13 stsp got_privsep_send_tree(struct imsgbuf *ibuf,
1489 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
1491 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1492 0ab4c957 2022-06-13 stsp struct got_imsg_tree_object itree;
1494 031611fc 2022-06-18 op memset(&itree, 0, sizeof(itree));
1495 0ab4c957 2022-06-13 stsp itree.nentries = nentries;
1496 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1498 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose TREE");
1500 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
1502 0ab4c957 2022-06-13 stsp return err;
1504 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1508 0ab4c957 2022-06-13 stsp static const struct got_error *
1509 0ab4c957 2022-06-13 stsp recv_tree_entries(void *data, size_t datalen, struct got_tree_object *tree,
1510 0ab4c957 2022-06-13 stsp int *nentries)
1512 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1513 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entries *ientries;
1514 0ab4c957 2022-06-13 stsp struct got_tree_entry *te;
1515 0ab4c957 2022-06-13 stsp size_t te_offset;
1518 0ab4c957 2022-06-13 stsp if (datalen <= sizeof(*ientries) ||
1519 0ab4c957 2022-06-13 stsp datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
1520 0ab4c957 2022-06-13 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1522 0ab4c957 2022-06-13 stsp ientries = (struct got_imsg_tree_entries *)data;
1523 0ab4c957 2022-06-13 stsp if (ientries->nentries > INT_MAX) {
1524 0ab4c957 2022-06-13 stsp return got_error_msg(GOT_ERR_NO_SPACE,
1525 0ab4c957 2022-06-13 stsp "too many tree entries");
1528 0ab4c957 2022-06-13 stsp te_offset = sizeof(*ientries);
1529 0ab4c957 2022-06-13 stsp for (i = 0; i < ientries->nentries; i++) {
1530 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entry ite;
1531 0ab4c957 2022-06-13 stsp const char *te_name;
1532 0ab4c957 2022-06-13 stsp uint8_t *buf = (uint8_t *)data + te_offset;
1534 0ab4c957 2022-06-13 stsp if (te_offset >= datalen) {
1535 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1539 0ab4c957 2022-06-13 stsp /* Might not be aligned, size is ~32 bytes. */
1540 0ab4c957 2022-06-13 stsp memcpy(&ite, buf, sizeof(ite));
1542 0ab4c957 2022-06-13 stsp if (ite.namelen >= sizeof(te->name)) {
1543 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1546 0ab4c957 2022-06-13 stsp if (te_offset + sizeof(ite) + ite.namelen > datalen) {
1547 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1551 0ab4c957 2022-06-13 stsp if (*nentries >= tree->nentries) {
1552 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1555 0ab4c957 2022-06-13 stsp te = &tree->entries[*nentries];
1556 0ab4c957 2022-06-13 stsp te_name = buf + sizeof(ite);
1557 0ab4c957 2022-06-13 stsp memcpy(te->name, te_name, ite.namelen);
1558 0ab4c957 2022-06-13 stsp te->name[ite.namelen] = '\0';
1559 2d9874c2 2023-02-12 op memcpy(te->id.hash, ite.id, got_hash_digest_length(ite.algo));
1560 2d9874c2 2023-02-12 op te->id.algo = ite.algo;
1561 0ab4c957 2022-06-13 stsp te->mode = ite.mode;
1562 0ab4c957 2022-06-13 stsp te->idx = *nentries;
1563 0ab4c957 2022-06-13 stsp (*nentries)++;
1565 0ab4c957 2022-06-13 stsp te_offset += sizeof(ite) + ite.namelen;
1568 0ab4c957 2022-06-13 stsp return err;
1571 e033d803 2018-04-23 stsp const struct got_error *
1572 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1574 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1575 e033d803 2018-04-23 stsp const size_t min_datalen =
1576 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1577 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1578 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1579 e033d803 2018-04-23 stsp int nentries = 0;
1581 e033d803 2018-04-23 stsp *tree = NULL;
1583 80985c16 2022-07-07 op while (*tree == NULL || nentries < (*tree)->nentries) {
1584 e033d803 2018-04-23 stsp struct imsg imsg;
1585 e033d803 2018-04-23 stsp size_t datalen;
1587 80985c16 2022-07-07 op err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1591 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1593 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1594 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1595 e033d803 2018-04-23 stsp /* This message should only appear once. */
1596 e033d803 2018-04-23 stsp if (*tree != NULL) {
1597 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1600 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1601 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1604 291624d8 2018-11-07 stsp itree = imsg.data;
1605 13fcf1bf 2022-05-18 stsp if (itree->nentries < 0) {
1606 13fcf1bf 2022-05-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1609 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1610 e033d803 2018-04-23 stsp if (*tree == NULL) {
1611 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1614 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1615 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1616 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1617 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1618 baef4d75 2022-05-18 stsp free(*tree);
1619 baef4d75 2022-05-18 stsp *tree = NULL;
1622 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1623 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1625 33fd69c2 2022-05-19 stsp case GOT_IMSG_TREE_ENTRIES:
1626 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1627 e033d803 2018-04-23 stsp if (*tree == NULL) {
1628 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1631 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
1632 0ab4c957 2022-06-13 stsp *tree, &nentries);
1635 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1639 e033d803 2018-04-23 stsp imsg_free(&imsg);
1644 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1645 1e51f5b9 2018-04-23 stsp if (err == NULL)
1646 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1647 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1648 e033d803 2018-04-23 stsp *tree = NULL;
1651 ff6b18f8 2018-04-24 stsp return err;
1654 ff6b18f8 2018-04-24 stsp const struct got_error *
1655 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1656 ac544f8c 2019-01-13 stsp const uint8_t *data)
1658 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1660 031611fc 2022-06-18 op memset(&iblob, 0, sizeof(iblob));
1661 2967a784 2018-04-24 stsp iblob.size = size;
1662 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1664 ac544f8c 2019-01-13 stsp if (data) {
1665 ac544f8c 2019-01-13 stsp uint8_t *buf;
1667 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1668 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1670 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1671 ac544f8c 2019-01-13 stsp if (buf == NULL)
1672 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1674 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1675 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1676 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1677 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1678 ac544f8c 2019-01-13 stsp free(buf);
1679 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1681 ac544f8c 2019-01-13 stsp free(buf);
1683 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1684 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1685 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1686 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1690 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1693 ff6b18f8 2018-04-24 stsp const struct got_error *
1694 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1695 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1697 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1698 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1699 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1700 ff6b18f8 2018-04-24 stsp size_t datalen;
1702 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1704 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1706 ff6b18f8 2018-04-24 stsp return err;
1708 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1710 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1711 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1712 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1713 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1716 291624d8 2018-11-07 stsp iblob = imsg.data;
1717 291624d8 2018-11-07 stsp *size = iblob->size;
1718 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1720 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1721 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1725 c98b0f0b 2022-06-14 op if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX ||
1726 c98b0f0b 2022-06-14 op *size > datalen + sizeof(*iblob)) {
1727 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1731 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1732 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1733 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1736 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1739 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1743 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1745 f4a881ce 2018-11-17 stsp return err;
1748 f4a881ce 2018-11-17 stsp static const struct got_error *
1749 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1751 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1752 f4a881ce 2018-11-17 stsp size_t offset, remain;
1754 f4a881ce 2018-11-17 stsp offset = 0;
1755 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1756 f4a881ce 2018-11-17 stsp while (remain > 0) {
1757 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1759 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1760 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1761 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1765 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1769 f4a881ce 2018-11-17 stsp offset += n;
1770 f4a881ce 2018-11-17 stsp remain -= n;
1773 f4a881ce 2018-11-17 stsp return err;
1776 f4a881ce 2018-11-17 stsp const struct got_error *
1777 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1779 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1780 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1781 f4a881ce 2018-11-17 stsp uint8_t *buf;
1782 f4a881ce 2018-11-17 stsp size_t len, total;
1783 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1784 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1785 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1787 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1789 f4a881ce 2018-11-17 stsp buf = malloc(total);
1790 f4a881ce 2018-11-17 stsp if (buf == NULL)
1791 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1793 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1794 a41a7d4a 2023-02-12 op memcpy(itag->id, tag->id.hash, sizeof(itag->id));
1795 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1796 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1797 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1798 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1799 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1800 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1802 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1803 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1804 f4a881ce 2018-11-17 stsp len += tag_len;
1805 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1806 f4a881ce 2018-11-17 stsp len += tagger_len;
1808 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1809 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1810 f4a881ce 2018-11-17 stsp goto done;
1813 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1814 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1815 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1817 f4a881ce 2018-11-17 stsp goto done;
1819 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1821 f4a881ce 2018-11-17 stsp free(buf);
1822 f4a881ce 2018-11-17 stsp return err;
1825 f4a881ce 2018-11-17 stsp const struct got_error *
1826 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1828 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1829 f4a881ce 2018-11-17 stsp struct imsg imsg;
1830 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1831 f4a881ce 2018-11-17 stsp size_t len, datalen;
1832 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1833 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1834 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1836 f4a881ce 2018-11-17 stsp *tag = NULL;
1838 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1840 f4a881ce 2018-11-17 stsp return err;
1842 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1845 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1846 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1847 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1848 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1851 f4a881ce 2018-11-17 stsp itag = imsg.data;
1852 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1853 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1854 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1857 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1859 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1860 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1861 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1865 a41a7d4a 2023-02-12 op memcpy((*tag)->id.hash, itag->id, SHA1_DIGEST_LENGTH);
1867 bf31a716 2022-06-14 op (*tag)->tag = strndup(imsg.data + len, itag->tag_len);
1868 bf31a716 2022-06-14 op if ((*tag)->tag == NULL) {
1869 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1872 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1874 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1875 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1876 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1878 bf31a716 2022-06-14 op (*tag)->tagger = strndup(imsg.data + len, itag->tagger_len);
1879 bf31a716 2022-06-14 op if ((*tag)->tagger == NULL) {
1880 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1883 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1885 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1886 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1887 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1888 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1892 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1894 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1895 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1896 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1899 f4a881ce 2018-11-17 stsp while (remain > 0) {
1900 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1901 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1904 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1906 f4a881ce 2018-11-17 stsp return err;
1908 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1909 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1911 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1913 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1914 f4a881ce 2018-11-17 stsp offset += n;
1915 f4a881ce 2018-11-17 stsp remain -= n;
1917 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1922 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1926 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1928 2178c42e 2018-04-22 stsp return err;
1931 876c234b 2018-09-10 stsp const struct got_error *
1932 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1933 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1935 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1936 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1937 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1940 031611fc 2022-06-18 op memset(&ipackidx, 0, sizeof(ipackidx));
1941 031611fc 2022-06-18 op memset(&ipack, 0, sizeof(ipack));
1943 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1944 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1945 42b6bfc8 2023-02-12 op ipackidx.algo = packidx->algo;
1946 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1947 876c234b 2018-09-10 stsp if (fd == -1)
1948 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1950 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1951 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1952 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1953 41496140 2019-02-21 stsp close(fd);
1954 41496140 2019-02-21 stsp return err;
1957 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1958 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1959 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1960 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1961 d6720956 2023-02-12 op ipack.algo = pack->algo;
1963 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1964 876c234b 2018-09-10 stsp if (fd == -1)
1965 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1967 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
1969 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
1970 41496140 2019-02-21 stsp close(fd);
1971 41496140 2019-02-21 stsp return err;
1974 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
1977 876c234b 2018-09-10 stsp const struct got_error *
1978 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
1979 106807b4 2018-09-15 stsp struct got_object_id *id)
1981 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
1983 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
1984 876c234b 2018-09-10 stsp iobj.idx = idx;
1985 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
1987 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
1988 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
1989 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
1990 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
1992 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
1995 aba9c984 2019-09-08 stsp const struct got_error *
1996 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
1997 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
1999 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2001 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
2002 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2003 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
2005 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2006 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2007 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2008 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2010 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2013 59d1e4a0 2021-03-10 stsp const struct got_error *
2014 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2016 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2018 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2019 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2020 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2021 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2022 aba9c984 2019-09-08 stsp close(fd);
2023 aba9c984 2019-09-08 stsp return err;
2026 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2029 aba9c984 2019-09-08 stsp const struct got_error *
2030 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2032 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2033 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2034 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2035 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2036 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2038 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2041 aba9c984 2019-09-08 stsp const struct got_error *
2042 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2044 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2045 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2046 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2047 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2048 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2050 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2054 20b7abb3 2020-10-22 stsp const struct got_error *
2055 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2057 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2058 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2059 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2060 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2062 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2065 aba9c984 2019-09-08 stsp const struct got_error *
2066 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2068 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2069 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2070 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2071 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2073 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2076 cd95becd 2019-11-29 stsp const struct got_error *
2077 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2079 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2080 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2081 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2082 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2084 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2087 aba9c984 2019-09-08 stsp const struct got_error *
2088 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2090 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2091 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2092 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2093 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2095 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2098 9a1cc63f 2020-02-03 stsp const struct got_error *
2099 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2101 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2102 aba9c984 2019-09-08 stsp struct imsg imsg;
2103 aba9c984 2019-09-08 stsp size_t datalen;
2105 aba9c984 2019-09-08 stsp *str = NULL;
2107 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2109 aba9c984 2019-09-08 stsp return err;
2110 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2112 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2113 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2114 aba9c984 2019-09-08 stsp if (datalen == 0)
2116 00b3e9ae 2023-01-11 op *str = strndup(imsg.data, datalen);
2117 aba9c984 2019-09-08 stsp if (*str == NULL) {
2118 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2123 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2127 27749ea2 2023-02-05 op imsg_free(&imsg);
2131 27749ea2 2023-02-05 op const struct got_error *
2132 27749ea2 2023-02-05 op got_privsep_recv_gitconfig_pair(char **key, char **val, struct imsgbuf *ibuf)
2134 27749ea2 2023-02-05 op const struct got_error *err = NULL;
2135 27749ea2 2023-02-05 op struct got_imsg_gitconfig_pair p;
2136 27749ea2 2023-02-05 op struct imsg imsg;
2137 27749ea2 2023-02-05 op size_t datalen;
2138 27749ea2 2023-02-05 op uint8_t *data;
2140 27749ea2 2023-02-05 op *key = *val = NULL;
2142 27749ea2 2023-02-05 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2146 27749ea2 2023-02-05 op data = imsg.data;
2147 27749ea2 2023-02-05 op datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2149 27749ea2 2023-02-05 op if (imsg.hdr.type != GOT_IMSG_GITCONFIG_PAIR) {
2150 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_MSG);
2154 27749ea2 2023-02-05 op if (datalen < sizeof(p)) {
2155 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2159 27749ea2 2023-02-05 op memcpy(&p, data, sizeof(p));
2160 27749ea2 2023-02-05 op data += sizeof(p);
2162 27749ea2 2023-02-05 op if (datalen != sizeof(p) + p.klen + p.vlen) {
2163 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2167 27749ea2 2023-02-05 op *key = strndup(data, p.klen);
2168 27749ea2 2023-02-05 op if (*key == NULL) {
2169 27749ea2 2023-02-05 op err = got_error_from_errno("strndup");
2172 27749ea2 2023-02-05 op data += p.klen;
2174 27749ea2 2023-02-05 op *val = strndup(data, p.vlen);
2175 27749ea2 2023-02-05 op if (*val == NULL) {
2176 27749ea2 2023-02-05 op err = got_error_from_errno("strndup");
2181 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2182 aba9c984 2019-09-08 stsp return err;
2185 aba9c984 2019-09-08 stsp const struct got_error *
2186 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2188 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2189 aba9c984 2019-09-08 stsp struct imsg imsg;
2190 aba9c984 2019-09-08 stsp size_t datalen;
2191 aba9c984 2019-09-08 stsp const size_t min_datalen =
2192 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2196 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2198 aba9c984 2019-09-08 stsp return err;
2199 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2201 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2202 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2203 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2204 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2207 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2210 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2214 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2215 cd95becd 2019-11-29 stsp return err;
2218 b8adfa55 2020-09-25 stsp static void
2219 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2223 b8adfa55 2020-09-25 stsp free(remote->name);
2224 6480c871 2021-08-30 stsp free(remote->fetch_url);
2225 6480c871 2021-08-30 stsp free(remote->send_url);
2226 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2227 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2228 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2229 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2230 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2231 6480c871 2021-08-30 stsp free(remote->send_branches);
2232 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2233 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2234 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2237 cd95becd 2019-11-29 stsp const struct got_error *
2238 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2239 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2241 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2242 cd95becd 2019-11-29 stsp struct imsg imsg;
2243 cd95becd 2019-11-29 stsp size_t datalen;
2244 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2245 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2247 cd95becd 2019-11-29 stsp *remotes = NULL;
2248 cd95becd 2019-11-29 stsp *nremotes = 0;
2249 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2251 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2253 cd95becd 2019-11-29 stsp return err;
2254 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2256 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2257 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2258 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2259 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2262 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2263 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2264 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2265 cd95becd 2019-11-29 stsp return NULL;
2269 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2270 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2273 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2275 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2276 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2277 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2279 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2280 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2282 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2285 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2287 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2288 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2289 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2290 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2291 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2292 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2295 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2296 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2297 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2298 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2299 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2300 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2301 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2304 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2305 cd95becd 2019-11-29 stsp iremote.name_len);
2306 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2307 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2310 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2311 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2312 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2313 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2314 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2317 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2318 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2319 6480c871 2021-08-30 stsp iremote.send_url_len);
2320 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2321 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2322 6480c871 2021-08-30 stsp free_remote_data(remote);
2325 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2326 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2327 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2328 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2329 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2330 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2331 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2332 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2333 cd95becd 2019-11-29 stsp (*nremotes)++;
2336 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2340 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2345 cd95becd 2019-11-29 stsp if (err) {
2347 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2348 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2349 cd95becd 2019-11-29 stsp free(*remotes);
2350 cd95becd 2019-11-29 stsp *remotes = NULL;
2351 cd95becd 2019-11-29 stsp *nremotes = 0;
2353 aba9c984 2019-09-08 stsp return err;
2356 257add31 2020-09-09 stsp const struct got_error *
2357 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2359 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2361 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2362 257add31 2020-09-09 stsp NULL, 0) == -1) {
2363 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2364 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2365 257add31 2020-09-09 stsp close(fd);
2366 257add31 2020-09-09 stsp return err;
2369 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2372 257add31 2020-09-09 stsp const struct got_error *
2373 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2375 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2376 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2377 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2378 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2380 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2383 4d5ee956 2022-07-02 jrick const struct got_error *
2384 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_allowed_signers_req(struct imsgbuf *ibuf)
2386 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2387 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_ALLOWEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2388 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2389 4d5ee956 2022-07-02 jrick "GOTCONFIG_ALLOWEDSIGNERS_REQUEST");
2391 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2394 4d5ee956 2022-07-02 jrick const struct got_error *
2395 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_revoked_signers_req(struct imsgbuf *ibuf)
2397 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2398 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_REVOKEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2399 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2400 4d5ee956 2022-07-02 jrick "GOTCONFIG_REVOKEDSIGNERS_REQUEST");
2402 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2405 ca6e02ac 2020-01-07 stsp const struct got_error *
2406 d68f2c0e 2022-07-05 jrick got_privsep_send_gotconfig_signer_id_req(struct imsgbuf *ibuf)
2408 d68f2c0e 2022-07-05 jrick if (imsg_compose(ibuf,
2409 d68f2c0e 2022-07-05 jrick GOT_IMSG_GOTCONFIG_SIGNERID_REQUEST, 0, 0, -1, NULL, 0) == -1)
2410 d68f2c0e 2022-07-05 jrick return got_error_from_errno("imsg_compose "
2411 d68f2c0e 2022-07-05 jrick "GOTCONFIG_SIGNERID_REQUEST");
2413 d68f2c0e 2022-07-05 jrick return flush_imsg(ibuf);
2416 d68f2c0e 2022-07-05 jrick const struct got_error *
2417 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2419 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2420 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2421 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2422 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2424 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2427 257add31 2020-09-09 stsp const struct got_error *
2428 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2430 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2431 257add31 2020-09-09 stsp struct imsg imsg;
2432 257add31 2020-09-09 stsp size_t datalen;
2434 257add31 2020-09-09 stsp *str = NULL;
2436 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2438 257add31 2020-09-09 stsp return err;
2439 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2441 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2442 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2443 257add31 2020-09-09 stsp if (datalen == 0)
2445 00b3e9ae 2023-01-11 op *str = strndup(imsg.data, datalen);
2446 257add31 2020-09-09 stsp if (*str == NULL) {
2447 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2452 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2456 257add31 2020-09-09 stsp imsg_free(&imsg);
2457 257add31 2020-09-09 stsp return err;
2460 257add31 2020-09-09 stsp const struct got_error *
2461 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2462 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2464 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2465 257add31 2020-09-09 stsp struct imsg imsg;
2466 257add31 2020-09-09 stsp size_t datalen;
2467 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2468 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2469 257add31 2020-09-09 stsp const size_t min_datalen =
2470 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2472 257add31 2020-09-09 stsp *remotes = NULL;
2473 257add31 2020-09-09 stsp *nremotes = 0;
2474 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2476 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2478 257add31 2020-09-09 stsp return err;
2479 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2481 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2482 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2483 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2484 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2487 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2488 c98b0f0b 2022-06-14 op if (iremotes.nremotes < 0) {
2489 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2492 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2493 257add31 2020-09-09 stsp imsg_free(&imsg);
2494 257add31 2020-09-09 stsp return NULL;
2498 257add31 2020-09-09 stsp imsg_free(&imsg);
2499 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2502 257add31 2020-09-09 stsp imsg_free(&imsg);
2504 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2505 257add31 2020-09-09 stsp if (*remotes == NULL)
2506 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2508 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2509 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2510 257add31 2020-09-09 stsp const size_t min_datalen =
2511 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2514 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2517 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2519 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2520 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2521 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2522 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2523 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2524 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2527 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2528 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2529 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2530 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2531 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2532 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2533 6480c871 2021-08-30 stsp datalen) {
2534 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2537 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2538 257add31 2020-09-09 stsp iremote.name_len);
2539 257add31 2020-09-09 stsp if (remote->name == NULL) {
2540 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2543 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2544 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2545 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2546 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2547 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2548 6480c871 2021-08-30 stsp free_remote_data(remote);
2551 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2552 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2553 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2554 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2555 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2556 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2559 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2560 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2561 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2562 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2563 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2564 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2565 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2566 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2570 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2571 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2572 b8adfa55 2020-09-25 stsp char *branch;
2573 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2575 b8adfa55 2020-09-25 stsp if (err) {
2576 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2577 b8adfa55 2020-09-25 stsp goto done;
2579 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2580 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2582 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2583 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2584 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2585 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2586 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2587 99495ddb 2021-01-10 stsp free_remote_data(remote);
2591 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2592 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2593 6480c871 2021-08-30 stsp char *branch;
2594 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2596 6480c871 2021-08-30 stsp if (err) {
2597 6480c871 2021-08-30 stsp free_remote_data(remote);
2598 6480c871 2021-08-30 stsp goto done;
2600 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2601 6480c871 2021-08-30 stsp remote->nsend_branches++;
2603 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2604 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2605 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2606 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2607 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2608 6480c871 2021-08-30 stsp free_remote_data(remote);
2612 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2613 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2614 99495ddb 2021-01-10 stsp char *ref;
2615 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2617 99495ddb 2021-01-10 stsp if (err) {
2618 99495ddb 2021-01-10 stsp free_remote_data(remote);
2619 99495ddb 2021-01-10 stsp goto done;
2621 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2622 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2624 257add31 2020-09-09 stsp (*nremotes)++;
2627 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2631 257add31 2020-09-09 stsp imsg_free(&imsg);
2636 257add31 2020-09-09 stsp if (err) {
2638 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2639 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2640 257add31 2020-09-09 stsp free(*remotes);
2641 257add31 2020-09-09 stsp *remotes = NULL;
2642 257add31 2020-09-09 stsp *nremotes = 0;
2644 257add31 2020-09-09 stsp return err;
2647 257add31 2020-09-09 stsp const struct got_error *
2648 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2649 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2651 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2652 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2654 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2655 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2656 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2657 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2658 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2659 4fe8d34e 2023-02-13 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
2660 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2661 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2662 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2663 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2664 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2665 1453347d 2022-05-19 stsp if (imsg_add(wbuf, path, path_len) == -1)
2666 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2667 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2669 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2670 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2672 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2675 ca6e02ac 2020-01-07 stsp const struct got_error *
2676 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2677 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2678 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2680 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2681 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2682 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2683 ca6e02ac 2020-01-07 stsp size_t datalen;
2684 ca6e02ac 2020-01-07 stsp int i, done = 0;
2686 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2687 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2689 ca6e02ac 2020-01-07 stsp while (!done) {
2690 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2692 ca6e02ac 2020-01-07 stsp return err;
2694 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2695 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2696 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2697 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2698 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2699 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2700 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2703 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2704 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2705 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2706 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2707 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2710 a41a7d4a 2023-02-12 op memcpy(qid->id.hash, sha1, SHA1_DIGEST_LENGTH);
2711 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2713 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2714 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2715 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2716 d7b5a0e8 2022-04-20 stsp got_object_id_dup(&qid->id);
2717 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2718 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2719 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2725 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2726 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2727 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2730 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2731 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2733 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2737 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2741 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2747 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2748 ca6e02ac 2020-01-07 stsp return err;
2751 0ab4c957 2022-06-13 stsp const struct got_error *
2752 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_tree(size_t *totlen, struct imsgbuf *ibuf,
2753 0ab4c957 2022-06-13 stsp struct got_object_id *tree_id, const char *path,
2754 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
2756 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2757 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2758 0ab4c957 2022-06-13 stsp size_t path_len = strlen(path);
2759 0ab4c957 2022-06-13 stsp size_t msglen;
2761 0ab4c957 2022-06-13 stsp msglen = sizeof(struct got_imsg_enumerated_tree) + path_len;
2762 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_TREE, 0, 0, msglen);
2763 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2764 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_TREE");
2766 a41a7d4a 2023-02-12 op if (imsg_add(wbuf, tree_id->hash, SHA1_DIGEST_LENGTH) == -1)
2767 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2768 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &nentries, sizeof(nentries)) == -1)
2769 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2770 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, path, path_len) == -1)
2771 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2773 0ab4c957 2022-06-13 stsp wbuf->fd = -1;
2774 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2776 0ab4c957 2022-06-13 stsp if (entries) {
2777 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
2779 0ab4c957 2022-06-13 stsp return err;
2782 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2785 67fd6849 2022-02-13 stsp const struct got_error *
2786 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_request(struct imsgbuf *ibuf)
2788 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_REQUEST,
2789 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2790 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2791 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_REQUEST");
2793 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2796 0ab4c957 2022-06-13 stsp const struct got_error *
2797 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_done(struct imsgbuf *ibuf)
2799 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_DONE,
2800 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2801 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2802 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_DONE");
2804 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2807 0ab4c957 2022-06-13 stsp const struct got_error *
2808 db9b9b1c 2022-06-14 stsp got_privsep_send_object_enumeration_incomplete(struct imsgbuf *ibuf)
2810 db9b9b1c 2022-06-14 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE,
2811 db9b9b1c 2022-06-14 stsp 0, 0, -1, NULL, 0) == -1)
2812 db9b9b1c 2022-06-14 stsp return got_error_from_errno("imsg_compose "
2813 db9b9b1c 2022-06-14 stsp "OBJECT_ENUMERATION_INCOMPLETE");
2815 db9b9b1c 2022-06-14 stsp return flush_imsg(ibuf);
2818 db9b9b1c 2022-06-14 stsp const struct got_error *
2819 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_commit(struct imsgbuf *ibuf,
2820 0ab4c957 2022-06-13 stsp struct got_object_id *id, time_t mtime)
2822 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2824 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_COMMIT, 0, 0,
2825 0ab4c957 2022-06-13 stsp sizeof(struct got_imsg_enumerated_commit) + SHA1_DIGEST_LENGTH);
2826 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2827 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_COMMIT");
2829 0ab4c957 2022-06-13 stsp /* Keep in sync with struct got_imsg_enumerated_commit! */
2830 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, id, SHA1_DIGEST_LENGTH) == -1)
2831 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2832 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &mtime, sizeof(mtime)) == -1)
2833 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2835 0ab4c957 2022-06-13 stsp wbuf->fd = -1;
2836 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2837 0ab4c957 2022-06-13 stsp /* Don't flush yet, tree entries or ENUMERATION_DONE will follow. */
2838 0ab4c957 2022-06-13 stsp return NULL;
2841 0ab4c957 2022-06-13 stsp const struct got_error *
2842 db9b9b1c 2022-06-14 stsp got_privsep_recv_enumerated_objects(int *found_all_objects,
2843 db9b9b1c 2022-06-14 stsp struct imsgbuf *ibuf,
2844 0ab4c957 2022-06-13 stsp got_object_enumerate_commit_cb cb_commit,
2845 0ab4c957 2022-06-13 stsp got_object_enumerate_tree_cb cb_tree, void *cb_arg,
2846 0ab4c957 2022-06-13 stsp struct got_repository *repo)
2848 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2849 0ab4c957 2022-06-13 stsp struct imsg imsg;
2850 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_commit *icommit = NULL;
2851 0ab4c957 2022-06-13 stsp struct got_object_id commit_id;
2852 0ab4c957 2022-06-13 stsp int have_commit = 0;
2853 0ab4c957 2022-06-13 stsp time_t mtime = 0;
2854 0ab4c957 2022-06-13 stsp struct got_tree_object tree;
2855 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_tree *itree;
2856 0ab4c957 2022-06-13 stsp struct got_object_id tree_id;
2857 0ab4c957 2022-06-13 stsp char *path = NULL, *canon_path = NULL;
2858 0ab4c957 2022-06-13 stsp size_t datalen, path_len;
2859 0ab4c957 2022-06-13 stsp int nentries = -1;
2860 0ab4c957 2022-06-13 stsp int done = 0;
2862 db9b9b1c 2022-06-14 stsp *found_all_objects = 0;
2863 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2865 0ab4c957 2022-06-13 stsp while (!done) {
2866 0ab4c957 2022-06-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2870 0ab4c957 2022-06-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2871 0ab4c957 2022-06-13 stsp switch (imsg.hdr.type) {
2872 b4b1b9c0 2022-06-14 op case GOT_IMSG_ENUMERATED_COMMIT:
2873 0ab4c957 2022-06-13 stsp if (have_commit && nentries != -1) {
2874 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2877 0ab4c957 2022-06-13 stsp if (datalen != sizeof(*icommit)) {
2878 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2881 0ab4c957 2022-06-13 stsp icommit = (struct got_imsg_enumerated_commit *)imsg.data;
2882 079a296c 2023-02-12 op memset(&commit_id, 0, sizeof(commit_id));
2883 a41a7d4a 2023-02-12 op memcpy(commit_id.hash, icommit->id, SHA1_DIGEST_LENGTH);
2884 0ab4c957 2022-06-13 stsp mtime = icommit->mtime;
2885 0ab4c957 2022-06-13 stsp have_commit = 1;
2887 0ab4c957 2022-06-13 stsp case GOT_IMSG_ENUMERATED_TREE:
2888 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_COMMIT. */
2889 0ab4c957 2022-06-13 stsp if (!have_commit) {
2890 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2893 0ab4c957 2022-06-13 stsp if (datalen < sizeof(*itree)) {
2894 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2897 0ab4c957 2022-06-13 stsp itree = imsg.data;
2898 0ab4c957 2022-06-13 stsp path_len = datalen - sizeof(*itree);
2899 0ab4c957 2022-06-13 stsp if (path_len == 0) {
2900 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2903 079a296c 2023-02-12 op memset(&tree_id, 0, sizeof(tree_id));
2904 a0d0cee3 2023-02-13 op memcpy(tree_id.hash, itree->id, SHA1_DIGEST_LENGTH);
2905 0ab4c957 2022-06-13 stsp free(path);
2906 00b3e9ae 2023-01-11 op path = strndup(imsg.data + sizeof(*itree), path_len);
2907 0ab4c957 2022-06-13 stsp if (path == NULL) {
2908 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2911 0ab4c957 2022-06-13 stsp free(canon_path);
2912 0ab4c957 2022-06-13 stsp canon_path = malloc(path_len + 1);
2913 0ab4c957 2022-06-13 stsp if (canon_path == NULL) {
2914 0ab4c957 2022-06-13 stsp err = got_error_from_errno("malloc");
2917 0ab4c957 2022-06-13 stsp if (!got_path_is_absolute(path)) {
2918 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2921 0ab4c957 2022-06-13 stsp if (got_path_is_root_dir(path)) {
2922 0ab4c957 2022-06-13 stsp /* XXX check what got_canonpath() does wrong */
2923 0ab4c957 2022-06-13 stsp canon_path[0] = '/';
2924 0ab4c957 2022-06-13 stsp canon_path[1] = '\0';
2926 0ab4c957 2022-06-13 stsp err = got_canonpath(path, canon_path,
2927 0ab4c957 2022-06-13 stsp path_len + 1);
2931 0ab4c957 2022-06-13 stsp if (strcmp(path, canon_path) != 0) {
2932 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2935 0ab4c957 2022-06-13 stsp if (nentries != -1) {
2936 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2939 0ab4c957 2022-06-13 stsp if (itree->nentries < -1) {
2940 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2943 0ab4c957 2022-06-13 stsp if (itree->nentries == -1) {
2944 0ab4c957 2022-06-13 stsp /* Tree was not found in pack file. */
2945 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, NULL, mtime, &tree_id,
2946 0ab4c957 2022-06-13 stsp path, repo);
2949 0ab4c957 2022-06-13 stsp if (itree->nentries > INT_MAX) {
2950 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2953 0ab4c957 2022-06-13 stsp tree.entries = calloc(itree->nentries,
2954 0ab4c957 2022-06-13 stsp sizeof(struct got_tree_entry));
2955 0ab4c957 2022-06-13 stsp if (tree.entries == NULL) {
2956 0ab4c957 2022-06-13 stsp err = got_error_from_errno("calloc");
2959 0ab4c957 2022-06-13 stsp if (itree->nentries == 0) {
2960 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2961 0ab4c957 2022-06-13 stsp path, repo);
2965 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
2966 0ab4c957 2022-06-13 stsp free(tree.entries);
2967 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2968 0ab4c957 2022-06-13 stsp nentries = -1;
2970 0ab4c957 2022-06-13 stsp tree.nentries = itree->nentries;
2971 0ab4c957 2022-06-13 stsp nentries = 0;
2974 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENTRIES:
2975 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_TREE. */
2976 0ab4c957 2022-06-13 stsp if (nentries <= -1) {
2977 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2980 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
2981 0ab4c957 2022-06-13 stsp &tree, &nentries);
2984 0ab4c957 2022-06-13 stsp if (tree.nentries == nentries) {
2985 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2986 0ab4c957 2022-06-13 stsp path, repo);
2990 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
2991 0ab4c957 2022-06-13 stsp free(tree.entries);
2992 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2993 0ab4c957 2022-06-13 stsp nentries = -1;
2996 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENUMERATION_DONE:
2997 0ab4c957 2022-06-13 stsp /* All trees have been found and traversed. */
2998 0ab4c957 2022-06-13 stsp if (!have_commit || path == NULL || nentries != -1) {
2999 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3002 0ab4c957 2022-06-13 stsp err = cb_commit(cb_arg, mtime, &commit_id, repo);
3005 0ab4c957 2022-06-13 stsp have_commit = 0;
3007 0ab4c957 2022-06-13 stsp case GOT_IMSG_OBJECT_ENUMERATION_DONE:
3008 db9b9b1c 2022-06-14 stsp *found_all_objects = 1;
3011 db9b9b1c 2022-06-14 stsp case GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE:
3015 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3019 0ab4c957 2022-06-13 stsp imsg_free(&imsg);
3024 0ab4c957 2022-06-13 stsp free(path);
3025 0ab4c957 2022-06-13 stsp free(canon_path);
3026 0ab4c957 2022-06-13 stsp free(tree.entries);
3027 0ab4c957 2022-06-13 stsp return err;
3030 0ab4c957 2022-06-13 stsp const struct got_error *
3031 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
3032 67fd6849 2022-02-13 stsp struct got_object_id *id)
3034 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta_request dreq;
3036 031611fc 2022-06-18 op memset(&dreq, 0, sizeof(dreq));
3037 67fd6849 2022-02-13 stsp dreq.idx = idx;
3038 babd9f5d 2023-01-31 op memcpy(&dreq.id, id, sizeof(dreq.id));
3040 67fd6849 2022-02-13 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
3041 67fd6849 2022-02-13 stsp &dreq, sizeof(dreq)) == -1)
3042 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
3044 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
3047 67fd6849 2022-02-13 stsp const struct got_error *
3048 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
3050 67fd6849 2022-02-13 stsp return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
3053 67fd6849 2022-02-13 stsp const struct got_error *
3054 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
3055 2d9e6abf 2022-05-04 stsp uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
3056 2d9e6abf 2022-05-04 stsp off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
3058 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta idelta;
3061 031611fc 2022-06-18 op memset(&idelta, 0, sizeof(idelta));
3062 67fd6849 2022-02-13 stsp idelta.base_size = base_size;
3063 67fd6849 2022-02-13 stsp idelta.result_size = result_size;
3064 67fd6849 2022-02-13 stsp idelta.delta_size = delta_size;
3065 2d9e6abf 2022-05-04 stsp idelta.delta_compressed_size = delta_compressed_size;
3066 67fd6849 2022-02-13 stsp idelta.delta_offset = delta_offset;
3067 67fd6849 2022-02-13 stsp idelta.delta_out_offset = delta_out_offset;
3068 407521c0 2023-01-31 op memcpy(&idelta.base_id, &base_id, sizeof(idelta.base_id));
3070 67fd6849 2022-02-13 stsp ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
3071 67fd6849 2022-02-13 stsp &idelta, sizeof(idelta));
3072 67fd6849 2022-02-13 stsp if (ret == -1)
3073 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA");
3075 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
3078 ca6e02ac 2020-01-07 stsp const struct got_error *
3079 67fd6849 2022-02-13 stsp got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
3080 2d9e6abf 2022-05-04 stsp off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
3081 d283eca6 2023-01-31 op off_t *delta_out_offset, struct got_object_id **base_id,
3082 d283eca6 2023-01-31 op struct imsgbuf *ibuf)
3084 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
3085 67fd6849 2022-02-13 stsp struct imsg imsg;
3086 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta *delta;
3087 67fd6849 2022-02-13 stsp size_t datalen;
3089 67fd6849 2022-02-13 stsp *base_size = 0;
3090 67fd6849 2022-02-13 stsp *result_size = 0;
3091 67fd6849 2022-02-13 stsp *delta_size = 0;
3092 2d9e6abf 2022-05-04 stsp *delta_compressed_size = 0;
3093 67fd6849 2022-02-13 stsp *delta_offset = 0;
3094 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
3095 67fd6849 2022-02-13 stsp *base_id = NULL;
3097 67fd6849 2022-02-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3099 67fd6849 2022-02-13 stsp return err;
3101 67fd6849 2022-02-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3103 67fd6849 2022-02-13 stsp switch (imsg.hdr.type) {
3104 67fd6849 2022-02-13 stsp case GOT_IMSG_RAW_DELTA:
3105 67fd6849 2022-02-13 stsp if (datalen != sizeof(*delta)) {
3106 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3109 67fd6849 2022-02-13 stsp delta = imsg.data;
3110 67fd6849 2022-02-13 stsp *base_size = delta->base_size;
3111 67fd6849 2022-02-13 stsp *result_size = delta->result_size;
3112 67fd6849 2022-02-13 stsp *delta_size = delta->delta_size;
3113 2d9e6abf 2022-05-04 stsp *delta_compressed_size = delta->delta_compressed_size;
3114 67fd6849 2022-02-13 stsp *delta_offset = delta->delta_offset;
3115 67fd6849 2022-02-13 stsp *delta_out_offset = delta->delta_out_offset;
3116 67fd6849 2022-02-13 stsp *base_id = calloc(1, sizeof(**base_id));
3117 67fd6849 2022-02-13 stsp if (*base_id == NULL) {
3118 67fd6849 2022-02-13 stsp err = got_error_from_errno("malloc");
3121 407521c0 2023-01-31 op memcpy(*base_id, &delta->base_id, sizeof(**base_id));
3124 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3128 67fd6849 2022-02-13 stsp imsg_free(&imsg);
3130 67fd6849 2022-02-13 stsp if (err) {
3131 67fd6849 2022-02-13 stsp free(*base_id);
3132 67fd6849 2022-02-13 stsp *base_id = NULL;
3134 fae7e038 2022-05-07 stsp return err;
3137 0ab4c957 2022-06-13 stsp static const struct got_error *
3138 0ab4c957 2022-06-13 stsp send_idlist(struct imsgbuf *ibuf, struct got_object_id **ids, size_t nids)
3140 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3141 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist idlist;
3142 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3145 031611fc 2022-06-18 op memset(&idlist, 0, sizeof(idlist));
3147 fae7e038 2022-05-07 stsp if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
3148 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3150 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
3151 fae7e038 2022-05-07 stsp sizeof(idlist) + nids * sizeof(**ids));
3152 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3153 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create OBJ_ID_LIST");
3154 fae7e038 2022-05-07 stsp return err;
3157 fae7e038 2022-05-07 stsp idlist.nids = nids;
3158 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
3159 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3161 fae7e038 2022-05-07 stsp for (i = 0; i < nids; i++) {
3162 fae7e038 2022-05-07 stsp struct got_object_id *id = ids[i];
3163 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id, sizeof(*id)) == -1)
3164 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3167 fae7e038 2022-05-07 stsp wbuf->fd = -1;
3168 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3170 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3173 fae7e038 2022-05-07 stsp const struct got_error *
3174 0ab4c957 2022-06-13 stsp got_privsep_send_object_idlist(struct imsgbuf *ibuf,
3175 0ab4c957 2022-06-13 stsp struct got_object_id **ids, size_t nids)
3177 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
3178 0ab4c957 2022-06-13 stsp struct got_object_id *idlist[GOT_IMSG_OBJ_ID_LIST_MAX_NIDS];
3179 a5e587e0 2022-06-14 stsp int i, queued = 0;
3181 b4b1b9c0 2022-06-14 op for (i = 0; i < nids; i++) {
3182 a5e587e0 2022-06-14 stsp idlist[i % nitems(idlist)] = ids[i];
3184 afd31498 2022-06-14 stsp if (queued >= nitems(idlist)) {
3185 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3187 0ab4c957 2022-06-13 stsp return err;
3188 a5e587e0 2022-06-14 stsp queued = 0;
3192 a5e587e0 2022-06-14 stsp if (queued > 0) {
3193 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3195 0ab4c957 2022-06-13 stsp return err;
3198 0ab4c957 2022-06-13 stsp return NULL;
3201 0ab4c957 2022-06-13 stsp const struct got_error *
3202 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
3204 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
3206 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
3208 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3211 fae7e038 2022-05-07 stsp const struct got_error *
3212 fae7e038 2022-05-07 stsp got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
3213 fae7e038 2022-05-07 stsp size_t *nids, struct imsgbuf *ibuf)
3215 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3216 fae7e038 2022-05-07 stsp struct imsg imsg;
3217 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist *idlist;
3218 fae7e038 2022-05-07 stsp size_t datalen;
3220 fae7e038 2022-05-07 stsp *ids = NULL;
3221 fae7e038 2022-05-07 stsp *done = 0;
3222 fae7e038 2022-05-07 stsp *nids = 0;
3224 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3226 fae7e038 2022-05-07 stsp return err;
3228 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3229 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3230 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST:
3231 fae7e038 2022-05-07 stsp if (datalen < sizeof(*idlist)) {
3232 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3235 fae7e038 2022-05-07 stsp idlist = imsg.data;
3236 c98b0f0b 2022-06-14 op if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3237 c98b0f0b 2022-06-14 op idlist->nids * sizeof(**ids) > datalen - sizeof(*idlist)) {
3238 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3241 fae7e038 2022-05-07 stsp *nids = idlist->nids;
3242 fae7e038 2022-05-07 stsp *ids = calloc(*nids, sizeof(**ids));
3243 fae7e038 2022-05-07 stsp if (*ids == NULL) {
3244 fae7e038 2022-05-07 stsp err = got_error_from_errno("calloc");
3247 0fca100c 2022-06-14 op memcpy(*ids, (uint8_t *)imsg.data + sizeof(*idlist),
3248 fae7e038 2022-05-07 stsp *nids * sizeof(**ids));
3250 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST_DONE:
3251 fae7e038 2022-05-07 stsp *done = 1;
3254 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3258 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3260 fae7e038 2022-05-07 stsp return err;
3263 fae7e038 2022-05-07 stsp const struct got_error *
3264 fae7e038 2022-05-07 stsp got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3266 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3268 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3270 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3273 fae7e038 2022-05-07 stsp const struct got_error *
3274 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3275 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *deltas, size_t ndeltas)
3277 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3278 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3279 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas ideltas;
3282 031611fc 2022-06-18 op memset(&ideltas, 0, sizeof(ideltas));
3284 fae7e038 2022-05-07 stsp if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3285 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3287 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3288 fae7e038 2022-05-07 stsp sizeof(ideltas) + ndeltas * sizeof(*deltas));
3289 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3290 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create REUSED_DELTAS");
3291 fae7e038 2022-05-07 stsp return err;
3294 fae7e038 2022-05-07 stsp ideltas.ndeltas = ndeltas;
3295 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
3296 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3298 fae7e038 2022-05-07 stsp for (i = 0; i < ndeltas; i++) {
3299 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *delta = &deltas[i];
3300 1453347d 2022-05-19 stsp if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
3301 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3304 fae7e038 2022-05-07 stsp wbuf->fd = -1;
3305 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3307 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3310 fae7e038 2022-05-07 stsp const struct got_error *
3311 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3313 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3315 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3317 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3320 fae7e038 2022-05-07 stsp const struct got_error *
3321 fae7e038 2022-05-07 stsp got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3322 fae7e038 2022-05-07 stsp size_t *ndeltas, struct imsgbuf *ibuf)
3324 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3325 fae7e038 2022-05-07 stsp struct imsg imsg;
3326 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas *ideltas;
3327 fae7e038 2022-05-07 stsp size_t datalen;
3329 fae7e038 2022-05-07 stsp *done = 0;
3330 fae7e038 2022-05-07 stsp *ndeltas = 0;
3332 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3334 fae7e038 2022-05-07 stsp return err;
3336 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3337 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3338 fae7e038 2022-05-07 stsp case GOT_IMSG_REUSED_DELTAS:
3339 fae7e038 2022-05-07 stsp if (datalen < sizeof(*ideltas)) {
3340 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3343 fae7e038 2022-05-07 stsp ideltas = imsg.data;
3344 c98b0f0b 2022-06-14 op if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3345 c98b0f0b 2022-06-14 op ideltas->ndeltas * sizeof(*deltas) >
3346 c98b0f0b 2022-06-14 op datalen - sizeof(*ideltas)) {
3347 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3350 fae7e038 2022-05-07 stsp *ndeltas = ideltas->ndeltas;
3351 0fca100c 2022-06-14 op memcpy(deltas, (uint8_t *)imsg.data + sizeof(*ideltas),
3352 fae7e038 2022-05-07 stsp *ndeltas * sizeof(*deltas));
3354 fae7e038 2022-05-07 stsp case GOT_IMSG_DELTA_REUSE_DONE:
3355 fae7e038 2022-05-07 stsp *done = 1;
3358 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3362 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3364 61af9b21 2022-06-28 stsp return err;
3367 61af9b21 2022-06-28 stsp const struct got_error *
3368 61af9b21 2022-06-28 stsp got_privsep_init_commit_painting(struct imsgbuf *ibuf)
3370 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_INIT,
3371 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3373 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3374 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_INIT");
3376 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3379 61af9b21 2022-06-28 stsp const struct got_error *
3380 61af9b21 2022-06-28 stsp got_privsep_send_painting_request(struct imsgbuf *ibuf, int idx,
3381 61af9b21 2022-06-28 stsp struct got_object_id *id, intptr_t color)
3383 61af9b21 2022-06-28 stsp struct got_imsg_commit_painting_request ireq;
3385 61af9b21 2022-06-28 stsp memset(&ireq, 0, sizeof(ireq));
3386 a41a7d4a 2023-02-12 op memcpy(ireq.id, id->hash, sizeof(ireq.id));
3387 61af9b21 2022-06-28 stsp ireq.idx = idx;
3388 61af9b21 2022-06-28 stsp ireq.color = color;
3390 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_REQUEST, 0, 0, -1,
3391 61af9b21 2022-06-28 stsp &ireq, sizeof(ireq)) == -1)
3392 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3393 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_REQUEST");
3395 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3398 61af9b21 2022-06-28 stsp static const struct got_error *
3399 61af9b21 2022-06-28 stsp send_painted_commits(struct got_object_id_queue *ids, int *nids,
3400 61af9b21 2022-06-28 stsp size_t remain, int present_in_pack, struct imsgbuf *ibuf)
3402 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3403 61af9b21 2022-06-28 stsp struct ibuf *wbuf = NULL;
3404 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3405 61af9b21 2022-06-28 stsp size_t msglen;
3406 61af9b21 2022-06-28 stsp int ncommits;
3407 61af9b21 2022-06-28 stsp intptr_t color;
3409 61af9b21 2022-06-28 stsp msglen = MIN(remain, MAX_IMSGSIZE - IMSG_HEADER_SIZE);
3410 61af9b21 2022-06-28 stsp ncommits = (msglen - sizeof(struct got_imsg_painted_commits)) /
3411 61af9b21 2022-06-28 stsp sizeof(struct got_imsg_painted_commit);
3413 61af9b21 2022-06-28 stsp wbuf = imsg_create(ibuf, GOT_IMSG_PAINTED_COMMITS, 0, 0, msglen);
3414 61af9b21 2022-06-28 stsp if (wbuf == NULL) {
3415 61af9b21 2022-06-28 stsp err = got_error_from_errno("imsg_create PAINTED_COMMITS");
3416 61af9b21 2022-06-28 stsp return err;
3419 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commits! */
3420 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &ncommits, sizeof(ncommits)) == -1)
3421 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3422 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &present_in_pack, sizeof(present_in_pack)) == -1)
3423 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3425 61af9b21 2022-06-28 stsp while (ncommits > 0) {
3426 61af9b21 2022-06-28 stsp qid = STAILQ_FIRST(ids);
3427 61af9b21 2022-06-28 stsp STAILQ_REMOVE_HEAD(ids, entry);
3428 61af9b21 2022-06-28 stsp ncommits--;
3429 61af9b21 2022-06-28 stsp (*nids)--;
3430 61af9b21 2022-06-28 stsp color = (intptr_t)qid->data;
3432 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commit! */
3433 a41a7d4a 2023-02-12 op if (imsg_add(wbuf, qid->id.hash, SHA1_DIGEST_LENGTH) == -1)
3434 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3435 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &color, sizeof(color)) == -1)
3436 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3438 61af9b21 2022-06-28 stsp got_object_qid_free(qid);
3441 61af9b21 2022-06-28 stsp wbuf->fd = -1;
3442 61af9b21 2022-06-28 stsp imsg_close(ibuf, wbuf);
3444 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3447 61af9b21 2022-06-28 stsp const struct got_error *
3448 61af9b21 2022-06-28 stsp got_privsep_send_painted_commits(struct imsgbuf *ibuf,
3449 61af9b21 2022-06-28 stsp struct got_object_id_queue *ids, int *nids,
3450 61af9b21 2022-06-28 stsp int present_in_pack, int flush)
3452 61af9b21 2022-06-28 stsp const struct got_error *err;
3453 61af9b21 2022-06-28 stsp size_t remain;
3455 61af9b21 2022-06-28 stsp if (*nids <= 0)
3456 61af9b21 2022-06-28 stsp return NULL;
3459 61af9b21 2022-06-28 stsp remain = (sizeof(struct got_imsg_painted_commits)) +
3460 61af9b21 2022-06-28 stsp *nids * sizeof(struct got_imsg_painted_commit);
3461 61af9b21 2022-06-28 stsp if (flush || remain >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
3462 61af9b21 2022-06-28 stsp err = send_painted_commits(ids, nids, remain,
3463 61af9b21 2022-06-28 stsp present_in_pack, ibuf);
3465 61af9b21 2022-06-28 stsp return err;
3467 61af9b21 2022-06-28 stsp } while (flush && *nids > 0);
3469 61af9b21 2022-06-28 stsp return NULL;
3472 61af9b21 2022-06-28 stsp const struct got_error *
3473 61af9b21 2022-06-28 stsp got_privsep_send_painting_commits_done(struct imsgbuf *ibuf)
3475 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_DONE,
3476 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3478 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3479 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_DONE");
3481 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3484 61af9b21 2022-06-28 stsp const struct got_error *
3485 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commits(struct got_object_id_queue *new_ids,
3486 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commit_cb cb, void *cb_arg, struct imsgbuf *ibuf)
3488 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3489 61af9b21 2022-06-28 stsp struct imsg imsg;
3490 61af9b21 2022-06-28 stsp struct got_imsg_painted_commits icommits;
3491 61af9b21 2022-06-28 stsp struct got_imsg_painted_commit icommit;
3492 61af9b21 2022-06-28 stsp size_t datalen;
3495 61af9b21 2022-06-28 stsp for (;;) {
3496 61af9b21 2022-06-28 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3498 61af9b21 2022-06-28 stsp return err;
3500 61af9b21 2022-06-28 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3501 61af9b21 2022-06-28 stsp if (imsg.hdr.type == GOT_IMSG_COMMIT_PAINTING_DONE)
3503 61af9b21 2022-06-28 stsp if (imsg.hdr.type != GOT_IMSG_PAINTED_COMMITS)
3504 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
3506 61af9b21 2022-06-28 stsp if (datalen < sizeof(icommits))
3507 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3508 61af9b21 2022-06-28 stsp memcpy(&icommits, imsg.data, sizeof(icommits));
3509 61af9b21 2022-06-28 stsp if (icommits.ncommits * sizeof(icommit) < icommits.ncommits ||
3510 61af9b21 2022-06-28 stsp datalen < sizeof(icommits) +
3511 61af9b21 2022-06-28 stsp icommits.ncommits * sizeof(icommit))
3512 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3514 61af9b21 2022-06-28 stsp for (i = 0; i < icommits.ncommits; i++) {
3515 61af9b21 2022-06-28 stsp memcpy(&icommit,
3516 61af9b21 2022-06-28 stsp (uint8_t *)imsg.data + sizeof(icommits) + i * sizeof(icommit),
3517 61af9b21 2022-06-28 stsp sizeof(icommit));
3519 61af9b21 2022-06-28 stsp if (icommits.present_in_pack) {
3520 61af9b21 2022-06-28 stsp struct got_object_id id;
3522 079a296c 2023-02-12 op memset(&id, 0, sizeof(id));
3523 a41a7d4a 2023-02-12 op memcpy(id.hash, icommit.id, SHA1_DIGEST_LENGTH);
3524 61af9b21 2022-06-28 stsp err = cb(cb_arg, &id, icommit.color);
3528 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3529 61af9b21 2022-06-28 stsp err = got_object_qid_alloc_partial(&qid);
3532 a41a7d4a 2023-02-12 op memcpy(qid->id.hash, icommit.id,
3533 61af9b21 2022-06-28 stsp SHA1_DIGEST_LENGTH);
3534 61af9b21 2022-06-28 stsp qid->data = (void *)icommit.color;
3535 61af9b21 2022-06-28 stsp STAILQ_INSERT_TAIL(new_ids, qid, entry);
3539 61af9b21 2022-06-28 stsp imsg_free(&imsg);
3542 67fd6849 2022-02-13 stsp return err;
3545 67fd6849 2022-02-13 stsp const struct got_error *
3546 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3548 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3549 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3550 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3551 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3552 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3553 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3554 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3555 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3556 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3557 e9ce266e 2022-03-07 op GOT_PATH_PROG_READ_PATCH,
3558 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3559 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3560 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3564 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3565 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3567 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3570 63219cd2 2019-01-04 stsp return NULL;
3574 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3576 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3577 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3581 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3582 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3586 4a55b231 2021-12-09 stsp closefrom(GOT_IMSG_FD_CHILD + 1);
3588 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3589 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3590 aba9c984 2019-09-08 stsp strerror(errno));
