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 5822e79e 2023-02-23 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 53bf0b54 2023-02-23 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 2f43cd69 2023-04-14 stsp #include "got_lib_object_qid.h"
49 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
50 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
51 13b2bc37 2022-10-23 stsp #include "got_lib_poll.h"
53 336075a4 2022-06-25 op #include "got_privsep.h"
56 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
59 c39c25dd 2019-08-09 stsp #ifndef nitems
60 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
63 2178c42e 2018-04-22 stsp static const struct got_error *
64 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
66 fe36cf76 2018-04-23 stsp const struct got_error *err;
69 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLIN, INFTIM);
71 13b2bc37 2022-10-23 stsp if (err->code == GOT_ERR_EOF)
72 13b2bc37 2022-10-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
76 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
77 fe36cf76 2018-04-23 stsp if (n == -1) {
78 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
79 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
80 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
83 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
85 e033d803 2018-04-23 stsp return NULL;
88 ad242220 2018-09-08 stsp const struct got_error *
89 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
91 876c234b 2018-09-10 stsp int child_status;
93 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
94 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
96 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
97 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
99 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
100 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
102 876c234b 2018-09-10 stsp return NULL;
105 73b7854a 2018-11-11 stsp static const struct got_error *
106 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
108 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
110 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
111 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
113 73b7854a 2018-11-11 stsp ierr = imsg->data;
114 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
115 73b7854a 2018-11-11 stsp static struct got_error serr;
116 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
117 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
118 73b7854a 2018-11-11 stsp return &serr;
121 73b7854a 2018-11-11 stsp return got_error(ierr->code);
124 876c234b 2018-09-10 stsp const struct got_error *
125 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
126 46de5bfd 2018-11-11 stsp size_t min_datalen)
128 e033d803 2018-04-23 stsp const struct got_error *err;
131 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
132 876c234b 2018-09-10 stsp if (n == -1)
133 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
135 876c234b 2018-09-10 stsp while (n == 0) {
136 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
138 876c234b 2018-09-10 stsp return err;
139 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
140 cbfaaf20 2020-01-06 stsp if (n == -1)
141 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
144 f9e92695 2024-02-26 op if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen) {
145 f9e92695 2024-02-26 op imsg_free(imsg);
146 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
149 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
150 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
151 f9e92695 2024-02-26 op err = recv_imsg_error(imsg, datalen);
152 f9e92695 2024-02-26 op imsg_free(imsg);
156 73b7854a 2018-11-11 stsp return NULL;
159 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
161 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
163 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
164 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
167 2178c42e 2018-04-22 stsp ierr.code = err->code;
168 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
169 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
171 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
172 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
173 e93cd828 2018-11-11 stsp if (ret == -1) {
174 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
175 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
179 13b2bc37 2022-10-23 stsp poll_err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
180 5d43e84d 2018-04-23 stsp if (poll_err) {
181 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
182 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
186 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
187 5d43e84d 2018-04-23 stsp if (ret == -1) {
188 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
189 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
190 8934ea8b 2022-02-14 op imsg_clear(ibuf);
195 e033d803 2018-04-23 stsp static const struct got_error *
196 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
198 e033d803 2018-04-23 stsp const struct got_error *err;
200 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
202 e033d803 2018-04-23 stsp return err;
204 8934ea8b 2022-02-14 op if (imsg_flush(ibuf) == -1) {
205 8934ea8b 2022-02-14 op imsg_clear(ibuf);
206 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
209 e033d803 2018-04-23 stsp return NULL;
212 ad242220 2018-09-08 stsp const struct got_error *
213 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
215 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
218 e70bf110 2020-03-22 stsp const struct got_error *
219 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
221 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
223 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
225 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
226 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
228 ad4e3a35 2023-10-26 op return flush_imsg(&ibuf);
231 93658fb9 2020-03-18 stsp const struct got_error *
232 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
233 d5c81d44 2021-07-08 stsp struct got_object_id *id)
235 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
236 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
237 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
239 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
242 59d1e4a0 2021-03-10 stsp const struct got_error *
243 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
244 d5c81d44 2021-07-08 stsp struct got_object_id *id)
246 2161bc24 2023-11-03 op const struct got_error *err;
248 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
249 2161bc24 2023-11-03 op id, sizeof(*id)) == -1) {
250 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
255 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
258 59d1e4a0 2021-03-10 stsp const struct got_error *
259 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
261 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
263 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
265 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
266 59d1e4a0 2021-03-10 stsp close(outfd);
267 59d1e4a0 2021-03-10 stsp return err;
270 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
273 59d1e4a0 2021-03-10 stsp const struct got_error *
274 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
275 59d1e4a0 2021-03-10 stsp uint8_t *data)
277 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
278 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
279 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
281 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
282 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
283 59d1e4a0 2021-03-10 stsp iobj.size = size;
285 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
286 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
288 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
289 ad4e3a35 2023-10-26 op if (wbuf == NULL)
290 ad4e3a35 2023-10-26 op return got_error_from_errno("imsg_create RAW_OBJECT");
292 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1)
293 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
295 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
296 1453347d 2022-05-19 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1)
297 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
300 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
301 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
304 1785f84a 2018-12-23 stsp const struct got_error *
305 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
306 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
308 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
309 59d1e4a0 2021-03-10 stsp struct imsg imsg;
310 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
311 59d1e4a0 2021-03-10 stsp size_t datalen;
313 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
315 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
317 59d1e4a0 2021-03-10 stsp return err;
319 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
321 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
322 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
323 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
324 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
327 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
328 59d1e4a0 2021-03-10 stsp *size = iobj->size;
329 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
331 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
332 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
336 c98b0f0b 2022-06-14 op if (*size < 0 ||
337 c98b0f0b 2022-06-14 op *size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
338 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
342 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
343 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
344 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
347 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
350 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
354 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
356 59d1e4a0 2021-03-10 stsp return err;
359 59d1e4a0 2021-03-10 stsp const struct got_error *
360 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
361 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
363 41496140 2019-02-21 stsp const struct got_error *err = NULL;
364 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
365 d5c81d44 2021-07-08 stsp void *data;
366 1785f84a 2018-12-23 stsp size_t len;
368 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
369 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
370 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
371 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
372 d5c81d44 2021-07-08 stsp data = &iobj;
373 1785f84a 2018-12-23 stsp len = sizeof(iobj);
376 d5c81d44 2021-07-08 stsp len = sizeof(*id);
379 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
381 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
383 41496140 2019-02-21 stsp return err;
386 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
389 13c729f7 2018-12-24 stsp const struct got_error *
390 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
391 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
393 2161bc24 2023-11-03 op const struct got_error *err;
394 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
395 d5c81d44 2021-07-08 stsp size_t len;
397 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
398 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
400 d5c81d44 2021-07-08 stsp len = sizeof(*id);
402 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
403 2161bc24 2023-11-03 op if (wbuf == NULL) {
404 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_create TREE_REQUEST");
405 2161bc24 2023-11-03 op if (fd != -1)
410 2161bc24 2023-11-03 op if (imsg_add(wbuf, id, sizeof(*id)) == -1) {
411 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add TREE_REQUEST");
412 2161bc24 2023-11-03 op if (fd != -1)
417 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
418 2161bc24 2023-11-03 op if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1) {
419 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add TREE_REQUEST");
420 2161bc24 2023-11-03 op if (fd != -1)
426 91f3651e 2023-11-03 op ibuf_fd_set(wbuf, fd);
427 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
429 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
432 268f7291 2018-12-24 stsp const struct got_error *
433 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
434 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
436 2161bc24 2023-11-03 op const struct got_error *err;
437 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
438 d5c81d44 2021-07-08 stsp void *data;
439 268f7291 2018-12-24 stsp size_t len;
441 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
442 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
443 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
444 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
445 d5c81d44 2021-07-08 stsp data = &iobj;
446 268f7291 2018-12-24 stsp len = sizeof(iobj);
449 d5c81d44 2021-07-08 stsp len = sizeof(*id);
452 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
454 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_compose TAG_REQUEST");
455 2161bc24 2023-11-03 op if (fd != -1)
460 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
463 7762fe12 2018-11-05 stsp const struct got_error *
464 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
465 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
467 41496140 2019-02-21 stsp const struct got_error *err = NULL;
468 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
469 d5c81d44 2021-07-08 stsp void *data;
470 ebc55e2d 2018-12-24 stsp size_t len;
472 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
473 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
474 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
475 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
476 d5c81d44 2021-07-08 stsp data = &iobj;
477 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
480 d5c81d44 2021-07-08 stsp len = sizeof(*id);
483 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
485 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
486 41496140 2019-02-21 stsp close(infd);
487 41496140 2019-02-21 stsp return err;
490 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
493 55da3778 2018-09-10 stsp const struct got_error *
494 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
496 41496140 2019-02-21 stsp const struct got_error *err = NULL;
498 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
500 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
501 41496140 2019-02-21 stsp close(outfd);
502 41496140 2019-02-21 stsp return err;
505 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
508 73ab1060 2020-03-18 stsp static const struct got_error *
509 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
511 41496140 2019-02-21 stsp const struct got_error *err = NULL;
513 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
514 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
516 41496140 2019-02-21 stsp return err;
519 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
522 ad242220 2018-09-08 stsp const struct got_error *
523 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
525 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
528 73ab1060 2020-03-18 stsp const struct got_error *
529 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
531 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
533 1a69d37f 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
535 7841c0d1 2023-02-01 op memcpy(&iobj.id, &obj->id, sizeof(iobj.id));
536 2178c42e 2018-04-22 stsp iobj.type = obj->type;
537 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
538 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
539 2178c42e 2018-04-22 stsp iobj.size = obj->size;
540 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
541 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
542 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
545 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
547 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
549 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
552 cfd633c2 2018-09-10 stsp const struct got_error *
553 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
554 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
555 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
556 188f8dcf 2023-02-07 stsp struct got_pathlist_head *wanted_refs, int list_refs_only,
557 118a625d 2023-02-18 mark const char *worktree_branch, const char *remote_head,
558 118a625d 2023-02-18 mark int no_head, int verbosity)
560 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
561 33501562 2020-03-18 stsp struct ibuf *wbuf;
562 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
563 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
564 118a625d 2023-02-18 mark size_t remote_head_len, worktree_branch_len, len = sizeof(fetchreq);
566 ec218e16 2023-02-07 mark if (worktree_branch) {
567 ec218e16 2023-02-07 mark worktree_branch_len = strlen(worktree_branch);
568 118a625d 2023-02-18 mark len += worktree_branch_len;
570 118a625d 2023-02-18 mark if (remote_head) {
571 118a625d 2023-02-18 mark remote_head_len = strlen(remote_head);
572 118a625d 2023-02-18 mark len += remote_head_len;
575 188f8dcf 2023-02-07 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
577 188f8dcf 2023-02-07 stsp return got_error(GOT_ERR_NO_SPACE);
580 188f8dcf 2023-02-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, len);
581 2161bc24 2023-11-03 op if (wbuf == NULL) {
582 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_create FETCH_HAVE_REF");
587 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
588 0dd7613c 2023-02-13 mark fetchreq.no_head = no_head;
589 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
590 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
591 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
592 188f8dcf 2023-02-07 stsp if (worktree_branch != NULL)
593 ec218e16 2023-02-07 mark fetchreq.worktree_branch_len = worktree_branch_len;
594 118a625d 2023-02-18 mark if (remote_head != NULL)
595 118a625d 2023-02-18 mark fetchreq.remote_head_len = remote_head_len;
596 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
597 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
598 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
599 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
600 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
601 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
602 188f8dcf 2023-02-07 stsp if (imsg_add(wbuf, &fetchreq, sizeof(fetchreq)) == -1)
603 188f8dcf 2023-02-07 stsp return got_error_from_errno("imsg_add FETCH_REQUEST");
604 188f8dcf 2023-02-07 stsp if (worktree_branch) {
605 2161bc24 2023-11-03 op if (imsg_add(wbuf, worktree_branch, worktree_branch_len)
607 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add FETCH_REQUEST");
612 118a625d 2023-02-18 mark if (remote_head) {
613 2161bc24 2023-11-03 op if (imsg_add(wbuf, remote_head, remote_head_len) == -1) {
614 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add FETCH_REQUEST");
619 91f3651e 2023-11-03 op ibuf_fd_set(wbuf, fd);
621 188f8dcf 2023-02-07 stsp imsg_close(ibuf, wbuf);
623 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
625 659e7fbd 2020-03-20 stsp return err;
627 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
628 33501562 2020-03-18 stsp const char *name = pe->path;
629 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
630 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
632 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
633 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
634 4ba14133 2020-03-20 stsp if (wbuf == NULL)
635 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
637 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
638 4b4da3bb 2023-02-01 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
639 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
640 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
641 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
642 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
643 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
645 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
646 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
648 4ba14133 2020-03-20 stsp return err;
651 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
652 4ba14133 2020-03-20 stsp const char *name = pe->path;
653 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
655 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
656 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
658 4ba14133 2020-03-20 stsp if (wbuf == NULL)
659 4ba14133 2020-03-20 stsp return got_error_from_errno(
660 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
662 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
663 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
664 1453347d 2022-05-19 stsp return got_error_from_errno(
665 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
666 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
667 1453347d 2022-05-19 stsp return got_error_from_errno(
668 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
670 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
671 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
673 4ba14133 2020-03-20 stsp return err;
676 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
677 0e4002ca 2020-03-21 stsp const char *name = pe->path;
678 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
680 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
681 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
683 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
684 0e4002ca 2020-03-21 stsp return got_error_from_errno(
685 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
687 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
688 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
689 1453347d 2022-05-19 stsp return got_error_from_errno(
690 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
691 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
692 1453347d 2022-05-19 stsp return got_error_from_errno(
693 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
695 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
696 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
698 0e4002ca 2020-03-21 stsp return err;
701 4ba14133 2020-03-20 stsp return NULL;
704 93658fb9 2020-03-18 stsp const struct got_error *
705 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
707 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
710 531c3985 2020-03-18 stsp const struct got_error *
711 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
712 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
713 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
715 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
716 b9f99abf 2020-03-18 stsp struct imsg imsg;
717 b9f99abf 2020-03-18 stsp size_t datalen;
718 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
719 abe0f35f 2020-03-18 stsp size_t n, remain;
724 8f2d01a6 2020-03-18 stsp *id = NULL;
725 b9f99abf 2020-03-18 stsp *refname = NULL;
726 531c3985 2020-03-18 stsp *server_progress = NULL;
727 5a489642 2020-03-19 stsp *packfile_size = 0;
728 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
730 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
732 b9f99abf 2020-03-18 stsp return err;
734 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
735 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
736 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
737 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
738 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
741 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
742 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
745 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
746 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
747 abe0f35f 2020-03-18 stsp remain = datalen - off;
748 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
749 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
750 abe0f35f 2020-03-18 stsp char *name, *target;
751 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
752 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
755 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
756 abe0f35f 2020-03-18 stsp off += sizeof(*s);
757 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
758 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
759 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
762 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
763 abe0f35f 2020-03-18 stsp if (name == NULL) {
764 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
767 abe0f35f 2020-03-18 stsp off += s->name_len;
768 abe0f35f 2020-03-18 stsp remain -= s->name_len;
769 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
770 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
771 abe0f35f 2020-03-18 stsp free(name);
774 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
775 abe0f35f 2020-03-18 stsp if (target == NULL) {
776 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
777 abe0f35f 2020-03-18 stsp free(name);
780 abe0f35f 2020-03-18 stsp off += s->target_len;
781 abe0f35f 2020-03-18 stsp remain -= s->target_len;
782 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
784 abe0f35f 2020-03-18 stsp free(name);
785 abe0f35f 2020-03-18 stsp free(target);
790 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
791 0701e66c 2023-02-01 op if (datalen <= sizeof(**id)) {
792 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
795 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
796 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
797 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
800 0701e66c 2023-02-01 op memcpy(*id, imsg.data, sizeof(**id));
801 0701e66c 2023-02-01 op *refname = strndup(imsg.data + sizeof(**id),
802 0701e66c 2023-02-01 op datalen - sizeof(**id));
803 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
804 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
808 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
809 531c3985 2020-03-18 stsp if (datalen == 0) {
810 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
813 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
814 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
815 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
818 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
819 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
820 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
821 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
822 531c3985 2020-03-18 stsp free(*server_progress);
823 531c3985 2020-03-18 stsp *server_progress = NULL;
828 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
829 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
830 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
833 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
835 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
836 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
837 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
840 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
844 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
850 8f2d01a6 2020-03-18 stsp *id = NULL;
851 b887aab6 2020-03-18 stsp free(*refname);
852 b887aab6 2020-03-18 stsp *refname = NULL;
854 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
855 f8a36e22 2021-08-26 stsp return err;
858 f8a36e22 2021-08-26 stsp static const struct got_error *
859 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
860 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
862 f8a36e22 2021-08-26 stsp size_t len;
863 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
865 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
866 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
867 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
868 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
870 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
871 5eb14fb9 2023-02-01 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
872 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
873 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1)
874 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
875 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
876 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
877 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
878 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
880 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
881 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
884 f8a36e22 2021-08-26 stsp const struct got_error *
885 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
886 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
887 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
888 abc59930 2021-09-05 naddy int verbosity)
890 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
891 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
892 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
893 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
895 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
896 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
897 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
898 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
899 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
900 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
901 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
902 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
903 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
904 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
905 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
910 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
914 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
915 f8a36e22 2021-08-26 stsp const char *name = pe->path;
916 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
917 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
918 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
923 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
924 f8a36e22 2021-08-26 stsp const char *name = pe->path;
925 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
926 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
931 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
932 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
933 f8a36e22 2021-08-26 stsp return err;
936 f8a36e22 2021-08-26 stsp const struct got_error *
937 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
938 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
940 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
941 f8a36e22 2021-08-26 stsp struct imsg imsg;
942 f8a36e22 2021-08-26 stsp size_t datalen;
943 f8a36e22 2021-08-26 stsp int done = 0;
944 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
945 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
946 f8a36e22 2021-08-26 stsp char *refname = NULL;
947 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
949 f8a36e22 2021-08-26 stsp while (!done) {
950 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
952 f8a36e22 2021-08-26 stsp return err;
953 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
954 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
955 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
956 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
957 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
960 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
961 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
962 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
963 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
966 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
967 f8a36e22 2021-08-26 stsp if (id == NULL) {
968 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
971 427f294c 2023-02-01 op memcpy(id, &iremote_ref.id, sizeof(*id));
972 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
973 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
974 f8a36e22 2021-08-26 stsp if (refname == NULL) {
975 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
978 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
979 f8a36e22 2021-08-26 stsp refname, id);
982 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
984 f8a36e22 2021-08-26 stsp free(refname);
987 f8a36e22 2021-08-26 stsp refname = NULL;
989 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
990 f8a36e22 2021-08-26 stsp if (datalen != 0) {
991 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
994 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
998 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1004 f8a36e22 2021-08-26 stsp free(refname);
1005 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
1006 b9f99abf 2020-03-18 stsp return err;
1009 93658fb9 2020-03-18 stsp const struct got_error *
1010 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
1012 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
1015 f8a36e22 2021-08-26 stsp const struct got_error *
1016 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
1017 6242c45b 2022-11-14 op int *success, char **refname, char **errmsg, struct imsgbuf *ibuf)
1019 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
1020 f8a36e22 2021-08-26 stsp struct imsg imsg;
1021 f8a36e22 2021-08-26 stsp size_t datalen;
1022 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
1024 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
1025 f8a36e22 2021-08-26 stsp *done = 0;
1026 f8a36e22 2021-08-26 stsp *success = 0;
1027 f8a36e22 2021-08-26 stsp *refname = NULL;
1028 6242c45b 2022-11-14 op *errmsg = NULL;
1030 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1032 f8a36e22 2021-08-26 stsp return err;
1034 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1035 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1036 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1037 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1038 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1041 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1043 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1044 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1045 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1048 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1049 6242c45b 2022-11-14 op if (datalen != sizeof(iref_status) + iref_status.name_len +
1050 6242c45b 2022-11-14 op iref_status.errmsg_len) {
1051 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1054 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1055 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1056 f8a36e22 2021-08-26 stsp iref_status.name_len);
1058 6242c45b 2022-11-14 op if (iref_status.errmsg_len != 0)
1059 6242c45b 2022-11-14 op *errmsg = strndup(imsg.data + sizeof(iref_status) +
1060 6242c45b 2022-11-14 op iref_status.name_len, iref_status.errmsg_len);
1062 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1063 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1064 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1067 f8a36e22 2021-08-26 stsp *done = 1;
1070 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1074 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1075 f8a36e22 2021-08-26 stsp return err;
1078 f8a36e22 2021-08-26 stsp const struct got_error *
1079 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1082 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1084 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1085 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1086 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1087 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1088 93658fb9 2020-03-18 stsp close(fd);
1089 93658fb9 2020-03-18 stsp return err;
1091 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1094 baa9fea0 2020-03-18 stsp const struct got_error *
1095 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1097 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1100 73ab1060 2020-03-18 stsp const struct got_error *
1101 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1102 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1103 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1105 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1106 93658fb9 2020-03-18 stsp struct imsg imsg;
1107 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1108 baa9fea0 2020-03-18 stsp size_t datalen;
1110 baa9fea0 2020-03-18 stsp *done = 0;
1111 668a20f6 2020-03-18 stsp *nobj_total = 0;
1112 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1113 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1115 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1117 93658fb9 2020-03-18 stsp return err;
1119 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1120 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1121 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1122 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1123 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1126 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1127 c98b0f0b 2022-06-14 op if (iprogress->nobj_total < 0 || iprogress->nobj_indexed < 0 ||
1128 c98b0f0b 2022-06-14 op iprogress->nobj_loose < 0 || iprogress->nobj_resolved < 0) {
1129 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_RANGE);
1132 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1133 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1134 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1135 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1137 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1138 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1139 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1142 baa9fea0 2020-03-18 stsp *done = 1;
1145 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1149 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1150 baa9fea0 2020-03-18 stsp return err;
1153 93658fb9 2020-03-18 stsp const struct got_error *
1154 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1155 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1157 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1158 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1160 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1161 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1162 291624d8 2018-11-07 stsp iobj = imsg->data;
1164 c98b0f0b 2022-06-14 op if (iobj->pack_offset < 0)
1165 c98b0f0b 2022-06-14 op return got_error(GOT_ERR_PACK_OFFSET);
1167 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1168 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1169 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1171 7841c0d1 2023-02-01 op memcpy(&(*obj)->id, &iobj->id, sizeof(iobj->id));
1172 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1173 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1174 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1175 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1176 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1177 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1178 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1179 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1181 d1b988e3 2022-01-26 stsp STAILQ_INIT(&(*obj)->deltas.entries);
1182 9296b03b 2022-01-26 stsp return NULL;
1185 2178c42e 2018-04-22 stsp const struct got_error *
1186 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1188 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1189 2178c42e 2018-04-22 stsp struct imsg imsg;
1190 c4eae628 2018-04-23 stsp const size_t min_datalen =
1191 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1193 2178c42e 2018-04-22 stsp *obj = NULL;
1195 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1197 2178c42e 2018-04-22 stsp return err;
1199 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1200 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1201 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1204 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1208 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1210 bff6ca00 2018-04-23 stsp return err;
1213 c75f7264 2018-09-11 stsp static const struct got_error *
1214 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1215 c75f7264 2018-09-11 stsp size_t logmsg_len)
1217 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1218 c75f7264 2018-09-11 stsp size_t offset, remain;
1220 c75f7264 2018-09-11 stsp offset = 0;
1221 c75f7264 2018-09-11 stsp remain = logmsg_len;
1222 c75f7264 2018-09-11 stsp while (remain > 0) {
1223 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1225 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1226 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1227 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1228 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1232 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1236 c75f7264 2018-09-11 stsp offset += n;
1237 c75f7264 2018-09-11 stsp remain -= n;
1240 fa4ffeb3 2018-11-04 stsp return err;
1243 bff6ca00 2018-04-23 stsp const struct got_error *
1244 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1246 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1247 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1248 bff6ca00 2018-04-23 stsp uint8_t *buf;
1249 bff6ca00 2018-04-23 stsp size_t len, total;
1250 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1251 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1252 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1253 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1255 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1256 472dfe05 2023-02-01 op commit->nparents * sizeof(struct got_object_id);
1258 bff6ca00 2018-04-23 stsp buf = malloc(total);
1259 bff6ca00 2018-04-23 stsp if (buf == NULL)
1260 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1262 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1263 472dfe05 2023-02-01 op memcpy(&icommit->tree_id, commit->tree_id, sizeof(icommit->tree_id));
1264 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1265 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1266 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1267 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1268 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1269 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1270 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1271 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1273 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1274 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1275 b9c33926 2018-11-07 stsp len += author_len;
1276 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1277 b9c33926 2018-11-07 stsp len += committer_len;
1278 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1279 472dfe05 2023-02-01 op memcpy(buf + len, &qid->id, sizeof(qid->id));
1280 472dfe05 2023-02-01 op len += sizeof(qid->id);
1283 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1284 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1285 bff6ca00 2018-04-23 stsp goto done;
1288 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1289 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1290 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1292 904df868 2018-11-04 stsp goto done;
1294 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1296 bff6ca00 2018-04-23 stsp free(buf);
1297 bff6ca00 2018-04-23 stsp return err;
1300 ca6e02ac 2020-01-07 stsp static const struct got_error *
1301 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1302 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1304 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1305 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1306 ca6e02ac 2020-01-07 stsp size_t len = 0;
1309 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1310 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1312 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1313 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1314 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1315 472dfe05 2023-02-01 op icommit->nparents * sizeof(struct got_object_id))
1316 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1318 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1319 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1321 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1323 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1324 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1325 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1326 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1328 472dfe05 2023-02-01 op memcpy((*commit)->tree_id, &icommit->tree_id,
1329 472dfe05 2023-02-01 op sizeof(icommit->tree_id));
1330 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1331 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1332 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1333 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1335 bf31a716 2022-06-14 op (*commit)->author = strndup(imsg->data + len, icommit->author_len);
1336 bf31a716 2022-06-14 op if ((*commit)->author == NULL) {
1337 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1340 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1342 bf31a716 2022-06-14 op (*commit)->committer = strndup(imsg->data + len,
1343 bf31a716 2022-06-14 op icommit->committer_len);
1344 bf31a716 2022-06-14 op if ((*commit)->committer == NULL) {
1345 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1348 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1350 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1351 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1352 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1353 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1354 ca6e02ac 2020-01-07 stsp goto done;
1357 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1359 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1360 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1361 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1362 ca6e02ac 2020-01-07 stsp goto done;
1364 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1365 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1366 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1369 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1371 ca6e02ac 2020-01-07 stsp goto done;
1373 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1374 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1375 ca6e02ac 2020-01-07 stsp goto done;
1378 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1379 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1380 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1381 ca6e02ac 2020-01-07 stsp offset += n;
1382 ca6e02ac 2020-01-07 stsp remain -= n;
1384 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1387 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1388 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1390 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1393 d7b5a0e8 2022-04-20 stsp memcpy(&qid->id, imsg->data + len +
1394 472dfe05 2023-02-01 op i * sizeof(qid->id), sizeof(qid->id));
1395 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1396 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1399 ca6e02ac 2020-01-07 stsp if (err) {
1400 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1401 ca6e02ac 2020-01-07 stsp *commit = NULL;
1403 ca6e02ac 2020-01-07 stsp return err;
1406 ca6e02ac 2020-01-07 stsp const struct got_error *
1407 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1409 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1410 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1411 ca6e02ac 2020-01-07 stsp size_t datalen;
1412 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1413 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1414 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1416 ca6e02ac 2020-01-07 stsp *commit = NULL;
1418 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1420 ca6e02ac 2020-01-07 stsp return err;
1422 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1424 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1425 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1426 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1429 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1433 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1435 e033d803 2018-04-23 stsp return err;
1438 33fd69c2 2022-05-19 stsp static const struct got_error *
1439 0ab4c957 2022-06-13 stsp send_tree_entries_batch(struct imsgbuf *ibuf,
1440 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int idx0, int idxN, size_t len)
1442 33fd69c2 2022-05-19 stsp struct ibuf *wbuf;
1443 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries ientries;
1446 031611fc 2022-06-18 op memset(&ientries, 0, sizeof(ientries));
1448 33fd69c2 2022-05-19 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1449 33fd69c2 2022-05-19 stsp if (wbuf == NULL)
1450 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_create TREE_ENTRY");
1452 33fd69c2 2022-05-19 stsp ientries.nentries = idxN - idx0 + 1;
1453 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1454 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1456 33fd69c2 2022-05-19 stsp for (i = idx0; i <= idxN; i++) {
1457 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[i];
1459 c4d35c5b 2023-02-02 op /* Keep in sync with struct got_imsg_tree_entry definition! */
1460 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1)
1461 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1462 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1463 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1464 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1465 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1467 33fd69c2 2022-05-19 stsp /* Remaining bytes are the entry's name. */
1468 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1469 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1472 33fd69c2 2022-05-19 stsp imsg_close(ibuf, wbuf);
1473 33fd69c2 2022-05-19 stsp return NULL;
1476 0ab4c957 2022-06-13 stsp static const struct got_error *
1477 0ab4c957 2022-06-13 stsp send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1478 0ab4c957 2022-06-13 stsp int nentries)
1480 33fd69c2 2022-05-19 stsp const struct got_error *err = NULL;
1482 0ab4c957 2022-06-13 stsp size_t entries_len = sizeof(struct got_imsg_tree_entries);
1485 33fd69c2 2022-05-19 stsp for (j = 0; j < nentries; j++) {
1486 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[j];
1487 ff08dcd6 2023-02-13 op size_t len = sizeof(struct got_imsg_tree_entry) + pte->namelen;
1489 33fd69c2 2022-05-19 stsp if (j > 0 &&
1490 33fd69c2 2022-05-19 stsp entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1491 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries,
1492 33fd69c2 2022-05-19 stsp i, j - 1, entries_len);
1494 33fd69c2 2022-05-19 stsp return err;
1496 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1499 33fd69c2 2022-05-19 stsp entries_len += len;
1502 33fd69c2 2022-05-19 stsp if (j > 0) {
1503 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries, i, j - 1,
1504 0ab4c957 2022-06-13 stsp entries_len);
1506 33fd69c2 2022-05-19 stsp return err;
1509 0ab4c957 2022-06-13 stsp return NULL;
1512 0ab4c957 2022-06-13 stsp const struct got_error *
1513 0ab4c957 2022-06-13 stsp got_privsep_send_tree(struct imsgbuf *ibuf,
1514 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
1516 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1517 0ab4c957 2022-06-13 stsp struct got_imsg_tree_object itree;
1519 031611fc 2022-06-18 op memset(&itree, 0, sizeof(itree));
1520 0ab4c957 2022-06-13 stsp itree.nentries = nentries;
1521 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1523 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose TREE");
1525 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
1527 0ab4c957 2022-06-13 stsp return err;
1529 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1533 0ab4c957 2022-06-13 stsp static const struct got_error *
1534 0ab4c957 2022-06-13 stsp recv_tree_entries(void *data, size_t datalen, struct got_tree_object *tree,
1535 0ab4c957 2022-06-13 stsp int *nentries)
1537 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1538 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entries *ientries;
1539 0ab4c957 2022-06-13 stsp struct got_tree_entry *te;
1540 0ab4c957 2022-06-13 stsp size_t te_offset;
1543 0ab4c957 2022-06-13 stsp if (datalen <= sizeof(*ientries) ||
1544 0ab4c957 2022-06-13 stsp datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
1545 0ab4c957 2022-06-13 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1547 0ab4c957 2022-06-13 stsp ientries = (struct got_imsg_tree_entries *)data;
1548 0ab4c957 2022-06-13 stsp if (ientries->nentries > INT_MAX) {
1549 0ab4c957 2022-06-13 stsp return got_error_msg(GOT_ERR_NO_SPACE,
1550 0ab4c957 2022-06-13 stsp "too many tree entries");
1553 0ab4c957 2022-06-13 stsp te_offset = sizeof(*ientries);
1554 0ab4c957 2022-06-13 stsp for (i = 0; i < ientries->nentries; i++) {
1555 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entry ite;
1556 0ab4c957 2022-06-13 stsp const char *te_name;
1557 0ab4c957 2022-06-13 stsp uint8_t *buf = (uint8_t *)data + te_offset;
1559 0ab4c957 2022-06-13 stsp if (te_offset >= datalen) {
1560 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1564 0ab4c957 2022-06-13 stsp /* Might not be aligned, size is ~32 bytes. */
1565 0ab4c957 2022-06-13 stsp memcpy(&ite, buf, sizeof(ite));
1567 0ab4c957 2022-06-13 stsp if (ite.namelen >= sizeof(te->name)) {
1568 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1571 0ab4c957 2022-06-13 stsp if (te_offset + sizeof(ite) + ite.namelen > datalen) {
1572 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1576 0ab4c957 2022-06-13 stsp if (*nentries >= tree->nentries) {
1577 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1580 0ab4c957 2022-06-13 stsp te = &tree->entries[*nentries];
1581 0ab4c957 2022-06-13 stsp te_name = buf + sizeof(ite);
1582 0ab4c957 2022-06-13 stsp memcpy(te->name, te_name, ite.namelen);
1583 0ab4c957 2022-06-13 stsp te->name[ite.namelen] = '\0';
1584 0ab4c957 2022-06-13 stsp memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1585 0ab4c957 2022-06-13 stsp te->mode = ite.mode;
1586 0ab4c957 2022-06-13 stsp te->idx = *nentries;
1587 0ab4c957 2022-06-13 stsp (*nentries)++;
1589 0ab4c957 2022-06-13 stsp te_offset += sizeof(ite) + ite.namelen;
1592 0ab4c957 2022-06-13 stsp return err;
1595 e033d803 2018-04-23 stsp const struct got_error *
1596 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1598 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1599 e033d803 2018-04-23 stsp const size_t min_datalen =
1600 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1601 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1602 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1603 e033d803 2018-04-23 stsp int nentries = 0;
1605 e033d803 2018-04-23 stsp *tree = NULL;
1607 80985c16 2022-07-07 op while (*tree == NULL || nentries < (*tree)->nentries) {
1608 e033d803 2018-04-23 stsp struct imsg imsg;
1609 e033d803 2018-04-23 stsp size_t datalen;
1611 80985c16 2022-07-07 op err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1615 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1617 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1618 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1619 e033d803 2018-04-23 stsp /* This message should only appear once. */
1620 e033d803 2018-04-23 stsp if (*tree != NULL) {
1621 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1624 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1625 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1628 291624d8 2018-11-07 stsp itree = imsg.data;
1629 13fcf1bf 2022-05-18 stsp if (itree->nentries < 0) {
1630 13fcf1bf 2022-05-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1633 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1634 e033d803 2018-04-23 stsp if (*tree == NULL) {
1635 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1638 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1639 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1640 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1641 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1642 baef4d75 2022-05-18 stsp free(*tree);
1643 baef4d75 2022-05-18 stsp *tree = NULL;
1646 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1647 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1649 33fd69c2 2022-05-19 stsp case GOT_IMSG_TREE_ENTRIES:
1650 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1651 e033d803 2018-04-23 stsp if (*tree == NULL) {
1652 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1655 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
1656 0ab4c957 2022-06-13 stsp *tree, &nentries);
1659 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1663 e033d803 2018-04-23 stsp imsg_free(&imsg);
1668 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1669 1e51f5b9 2018-04-23 stsp if (err == NULL)
1670 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1671 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1672 e033d803 2018-04-23 stsp *tree = NULL;
1675 ff6b18f8 2018-04-24 stsp return err;
1678 ff6b18f8 2018-04-24 stsp const struct got_error *
1679 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1680 ac544f8c 2019-01-13 stsp const uint8_t *data)
1682 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1684 031611fc 2022-06-18 op memset(&iblob, 0, sizeof(iblob));
1685 2967a784 2018-04-24 stsp iblob.size = size;
1686 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1688 ac544f8c 2019-01-13 stsp if (data) {
1689 ac544f8c 2019-01-13 stsp uint8_t *buf;
1691 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1692 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1694 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1695 ac544f8c 2019-01-13 stsp if (buf == NULL)
1696 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1698 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1699 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1700 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1701 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1702 ac544f8c 2019-01-13 stsp free(buf);
1703 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1705 ac544f8c 2019-01-13 stsp free(buf);
1707 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1708 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1709 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1710 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1714 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1717 ff6b18f8 2018-04-24 stsp const struct got_error *
1718 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1719 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1721 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1722 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1723 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1724 ff6b18f8 2018-04-24 stsp size_t datalen;
1726 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1728 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1730 ff6b18f8 2018-04-24 stsp return err;
1732 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1734 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1735 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1736 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1737 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1740 291624d8 2018-11-07 stsp iblob = imsg.data;
1741 291624d8 2018-11-07 stsp *size = iblob->size;
1742 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1744 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1745 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1749 c98b0f0b 2022-06-14 op if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX ||
1750 c98b0f0b 2022-06-14 op *size > datalen + sizeof(*iblob)) {
1751 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1755 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1756 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1757 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1760 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1763 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1767 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1769 f4a881ce 2018-11-17 stsp return err;
1772 f4a881ce 2018-11-17 stsp static const struct got_error *
1773 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1775 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1776 f4a881ce 2018-11-17 stsp size_t offset, remain;
1778 f4a881ce 2018-11-17 stsp offset = 0;
1779 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1780 f4a881ce 2018-11-17 stsp while (remain > 0) {
1781 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1783 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1784 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1785 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1789 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1793 f4a881ce 2018-11-17 stsp offset += n;
1794 f4a881ce 2018-11-17 stsp remain -= n;
1797 f4a881ce 2018-11-17 stsp return err;
1800 f4a881ce 2018-11-17 stsp const struct got_error *
1801 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1803 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1804 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1805 f4a881ce 2018-11-17 stsp uint8_t *buf;
1806 f4a881ce 2018-11-17 stsp size_t len, total;
1807 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1808 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1809 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1811 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1813 f4a881ce 2018-11-17 stsp buf = malloc(total);
1814 f4a881ce 2018-11-17 stsp if (buf == NULL)
1815 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1817 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1818 076fbedc 2023-02-19 op memcpy(&itag->id, &tag->id, sizeof(itag->id));
1819 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1820 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1821 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1822 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1823 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1824 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1826 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1827 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1828 f4a881ce 2018-11-17 stsp len += tag_len;
1829 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1830 f4a881ce 2018-11-17 stsp len += tagger_len;
1832 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1833 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1834 f4a881ce 2018-11-17 stsp goto done;
1837 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1838 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1839 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1841 f4a881ce 2018-11-17 stsp goto done;
1843 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1845 f4a881ce 2018-11-17 stsp free(buf);
1846 f4a881ce 2018-11-17 stsp return err;
1849 f4a881ce 2018-11-17 stsp const struct got_error *
1850 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1852 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1853 f4a881ce 2018-11-17 stsp struct imsg imsg;
1854 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1855 f4a881ce 2018-11-17 stsp size_t len, datalen;
1856 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1857 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1858 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1860 f4a881ce 2018-11-17 stsp *tag = NULL;
1862 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1864 f4a881ce 2018-11-17 stsp return err;
1866 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1869 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1870 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1871 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1872 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1875 f4a881ce 2018-11-17 stsp itag = imsg.data;
1876 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1877 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1878 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1881 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1883 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1884 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1885 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1889 076fbedc 2023-02-19 op memcpy(&(*tag)->id, &itag->id, sizeof(itag->id));
1891 bf31a716 2022-06-14 op (*tag)->tag = strndup(imsg.data + len, itag->tag_len);
1892 bf31a716 2022-06-14 op if ((*tag)->tag == NULL) {
1893 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1896 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1898 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1899 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1900 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1902 bf31a716 2022-06-14 op (*tag)->tagger = strndup(imsg.data + len, itag->tagger_len);
1903 bf31a716 2022-06-14 op if ((*tag)->tagger == NULL) {
1904 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1907 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1909 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1910 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1911 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1912 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1916 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1918 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1919 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1920 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1923 f4a881ce 2018-11-17 stsp while (remain > 0) {
1924 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1925 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1928 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1930 f4a881ce 2018-11-17 stsp return err;
1932 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1933 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1935 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1937 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1938 f4a881ce 2018-11-17 stsp offset += n;
1939 f4a881ce 2018-11-17 stsp remain -= n;
1941 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1946 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1950 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1952 2178c42e 2018-04-22 stsp return err;
1955 876c234b 2018-09-10 stsp const struct got_error *
1956 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1957 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1959 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1960 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1961 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1964 031611fc 2022-06-18 op memset(&ipackidx, 0, sizeof(ipackidx));
1965 031611fc 2022-06-18 op memset(&ipack, 0, sizeof(ipack));
1967 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1968 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1969 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1970 876c234b 2018-09-10 stsp if (fd == -1)
1971 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1973 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1974 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1975 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1976 41496140 2019-02-21 stsp close(fd);
1977 41496140 2019-02-21 stsp return err;
1980 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1981 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1982 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1983 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1985 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1986 876c234b 2018-09-10 stsp if (fd == -1)
1987 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1989 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
1991 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
1992 41496140 2019-02-21 stsp close(fd);
1993 41496140 2019-02-21 stsp return err;
1996 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
1999 876c234b 2018-09-10 stsp const struct got_error *
2000 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
2001 106807b4 2018-09-15 stsp struct got_object_id *id)
2003 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
2005 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
2006 876c234b 2018-09-10 stsp iobj.idx = idx;
2007 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
2009 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
2010 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
2011 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
2012 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
2014 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2017 aba9c984 2019-09-08 stsp const struct got_error *
2018 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
2019 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
2021 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2023 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
2024 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2025 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
2027 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2028 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2029 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2030 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2032 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2035 59d1e4a0 2021-03-10 stsp const struct got_error *
2036 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2038 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2040 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2041 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2042 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2043 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2044 aba9c984 2019-09-08 stsp close(fd);
2045 aba9c984 2019-09-08 stsp return err;
2048 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2051 aba9c984 2019-09-08 stsp const struct got_error *
2052 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2054 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2055 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2056 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2057 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2058 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2060 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2063 aba9c984 2019-09-08 stsp const struct got_error *
2064 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2066 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2067 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2068 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2069 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2070 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2072 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2076 20b7abb3 2020-10-22 stsp const struct got_error *
2077 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2079 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2080 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2081 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2082 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2084 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2087 aba9c984 2019-09-08 stsp const struct got_error *
2088 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2090 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2091 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2092 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2093 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2095 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2098 cd95becd 2019-11-29 stsp const struct got_error *
2099 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2101 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2102 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2103 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2104 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2106 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2109 aba9c984 2019-09-08 stsp const struct got_error *
2110 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2112 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2113 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2114 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2115 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2117 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2120 9a1cc63f 2020-02-03 stsp const struct got_error *
2121 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2123 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2124 aba9c984 2019-09-08 stsp struct imsg imsg;
2125 aba9c984 2019-09-08 stsp size_t datalen;
2127 aba9c984 2019-09-08 stsp *str = NULL;
2129 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2131 aba9c984 2019-09-08 stsp return err;
2132 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2134 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2135 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2136 aba9c984 2019-09-08 stsp if (datalen == 0)
2138 00b3e9ae 2023-01-11 op *str = strndup(imsg.data, datalen);
2139 aba9c984 2019-09-08 stsp if (*str == NULL) {
2140 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2145 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2149 27749ea2 2023-02-05 op imsg_free(&imsg);
2153 27749ea2 2023-02-05 op const struct got_error *
2154 27749ea2 2023-02-05 op got_privsep_recv_gitconfig_pair(char **key, char **val, struct imsgbuf *ibuf)
2156 27749ea2 2023-02-05 op const struct got_error *err = NULL;
2157 27749ea2 2023-02-05 op struct got_imsg_gitconfig_pair p;
2158 27749ea2 2023-02-05 op struct imsg imsg;
2159 27749ea2 2023-02-05 op size_t datalen;
2160 27749ea2 2023-02-05 op uint8_t *data;
2162 27749ea2 2023-02-05 op *key = *val = NULL;
2164 27749ea2 2023-02-05 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2168 27749ea2 2023-02-05 op data = imsg.data;
2169 27749ea2 2023-02-05 op datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2171 27749ea2 2023-02-05 op if (imsg.hdr.type != GOT_IMSG_GITCONFIG_PAIR) {
2172 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_MSG);
2176 27749ea2 2023-02-05 op if (datalen < sizeof(p)) {
2177 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2181 27749ea2 2023-02-05 op memcpy(&p, data, sizeof(p));
2182 27749ea2 2023-02-05 op data += sizeof(p);
2184 27749ea2 2023-02-05 op if (datalen != sizeof(p) + p.klen + p.vlen) {
2185 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2189 27749ea2 2023-02-05 op *key = strndup(data, p.klen);
2190 27749ea2 2023-02-05 op if (*key == NULL) {
2191 27749ea2 2023-02-05 op err = got_error_from_errno("strndup");
2194 27749ea2 2023-02-05 op data += p.klen;
2196 27749ea2 2023-02-05 op *val = strndup(data, p.vlen);
2197 27749ea2 2023-02-05 op if (*val == NULL) {
2198 27749ea2 2023-02-05 op err = got_error_from_errno("strndup");
2203 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2204 aba9c984 2019-09-08 stsp return err;
2207 aba9c984 2019-09-08 stsp const struct got_error *
2208 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2210 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2211 aba9c984 2019-09-08 stsp struct imsg imsg;
2212 aba9c984 2019-09-08 stsp size_t datalen;
2213 aba9c984 2019-09-08 stsp const size_t min_datalen =
2214 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2218 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2220 aba9c984 2019-09-08 stsp return err;
2221 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2223 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2224 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2225 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2226 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2229 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2232 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2236 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2237 cd95becd 2019-11-29 stsp return err;
2240 b8adfa55 2020-09-25 stsp static void
2241 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2245 b8adfa55 2020-09-25 stsp free(remote->name);
2246 6480c871 2021-08-30 stsp free(remote->fetch_url);
2247 6480c871 2021-08-30 stsp free(remote->send_url);
2248 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2249 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2250 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2251 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2252 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2253 6480c871 2021-08-30 stsp free(remote->send_branches);
2254 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2255 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2256 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2259 cd95becd 2019-11-29 stsp const struct got_error *
2260 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2261 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2263 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2264 cd95becd 2019-11-29 stsp struct imsg imsg;
2265 cd95becd 2019-11-29 stsp size_t datalen;
2266 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2267 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2269 cd95becd 2019-11-29 stsp *remotes = NULL;
2270 cd95becd 2019-11-29 stsp *nremotes = 0;
2271 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2273 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2275 cd95becd 2019-11-29 stsp return err;
2276 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2278 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2279 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2280 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2281 f25a765e 2024-01-24 op imsg_free(&imsg);
2282 f25a765e 2024-01-24 op return got_error(GOT_ERR_PRIVSEP_LEN);
2284 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2285 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2286 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2287 cd95becd 2019-11-29 stsp return NULL;
2291 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2292 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2295 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2297 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2298 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2299 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2301 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2302 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2304 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2307 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2309 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2310 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2311 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2312 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2313 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2314 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2317 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2318 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2319 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2320 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2321 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2322 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2323 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2326 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2327 cd95becd 2019-11-29 stsp iremote.name_len);
2328 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2329 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2332 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2333 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2334 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2335 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2336 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2339 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2340 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2341 6480c871 2021-08-30 stsp iremote.send_url_len);
2342 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2343 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2344 6480c871 2021-08-30 stsp free_remote_data(remote);
2347 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2348 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2349 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2350 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2351 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2352 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2353 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2354 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2355 cd95becd 2019-11-29 stsp (*nremotes)++;
2358 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2362 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2367 cd95becd 2019-11-29 stsp if (err) {
2369 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2370 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2371 cd95becd 2019-11-29 stsp free(*remotes);
2372 cd95becd 2019-11-29 stsp *remotes = NULL;
2373 cd95becd 2019-11-29 stsp *nremotes = 0;
2375 aba9c984 2019-09-08 stsp return err;
2378 257add31 2020-09-09 stsp const struct got_error *
2379 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2381 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2383 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2384 257add31 2020-09-09 stsp NULL, 0) == -1) {
2385 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2386 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2387 257add31 2020-09-09 stsp close(fd);
2388 257add31 2020-09-09 stsp return err;
2391 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2394 257add31 2020-09-09 stsp const struct got_error *
2395 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2397 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2398 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2399 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2400 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2402 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2405 4d5ee956 2022-07-02 jrick const struct got_error *
2406 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_allowed_signers_req(struct imsgbuf *ibuf)
2408 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2409 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_ALLOWEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2410 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2411 4d5ee956 2022-07-02 jrick "GOTCONFIG_ALLOWEDSIGNERS_REQUEST");
2413 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2416 4d5ee956 2022-07-02 jrick const struct got_error *
2417 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_revoked_signers_req(struct imsgbuf *ibuf)
2419 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2420 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_REVOKEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2421 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2422 4d5ee956 2022-07-02 jrick "GOTCONFIG_REVOKEDSIGNERS_REQUEST");
2424 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2427 ca6e02ac 2020-01-07 stsp const struct got_error *
2428 d68f2c0e 2022-07-05 jrick got_privsep_send_gotconfig_signer_id_req(struct imsgbuf *ibuf)
2430 d68f2c0e 2022-07-05 jrick if (imsg_compose(ibuf,
2431 d68f2c0e 2022-07-05 jrick GOT_IMSG_GOTCONFIG_SIGNERID_REQUEST, 0, 0, -1, NULL, 0) == -1)
2432 d68f2c0e 2022-07-05 jrick return got_error_from_errno("imsg_compose "
2433 d68f2c0e 2022-07-05 jrick "GOTCONFIG_SIGNERID_REQUEST");
2435 d68f2c0e 2022-07-05 jrick return flush_imsg(ibuf);
2438 d68f2c0e 2022-07-05 jrick const struct got_error *
2439 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2441 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2442 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2443 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2444 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2446 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2449 257add31 2020-09-09 stsp const struct got_error *
2450 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2452 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2453 257add31 2020-09-09 stsp struct imsg imsg;
2454 257add31 2020-09-09 stsp size_t datalen;
2456 257add31 2020-09-09 stsp *str = NULL;
2458 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2460 257add31 2020-09-09 stsp return err;
2461 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2463 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2464 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2465 257add31 2020-09-09 stsp if (datalen == 0)
2467 00b3e9ae 2023-01-11 op *str = strndup(imsg.data, datalen);
2468 257add31 2020-09-09 stsp if (*str == NULL) {
2469 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2474 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2478 257add31 2020-09-09 stsp imsg_free(&imsg);
2479 257add31 2020-09-09 stsp return err;
2482 257add31 2020-09-09 stsp const struct got_error *
2483 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2484 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2486 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2487 257add31 2020-09-09 stsp struct imsg imsg;
2488 257add31 2020-09-09 stsp size_t datalen;
2489 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2490 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2491 257add31 2020-09-09 stsp const size_t min_datalen =
2492 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2494 257add31 2020-09-09 stsp *remotes = NULL;
2495 257add31 2020-09-09 stsp *nremotes = 0;
2496 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2498 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2500 257add31 2020-09-09 stsp return err;
2501 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2503 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2504 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2505 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2506 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2509 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2510 c98b0f0b 2022-06-14 op if (iremotes.nremotes < 0) {
2511 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2514 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2515 257add31 2020-09-09 stsp imsg_free(&imsg);
2516 257add31 2020-09-09 stsp return NULL;
2520 257add31 2020-09-09 stsp imsg_free(&imsg);
2521 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2524 257add31 2020-09-09 stsp imsg_free(&imsg);
2526 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2527 257add31 2020-09-09 stsp if (*remotes == NULL)
2528 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2530 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2531 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2532 257add31 2020-09-09 stsp const size_t min_datalen =
2533 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2536 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2539 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2541 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2542 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2543 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2544 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2545 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2546 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2549 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2550 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2551 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2552 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2553 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2554 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2555 6480c871 2021-08-30 stsp datalen) {
2556 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2559 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2560 257add31 2020-09-09 stsp iremote.name_len);
2561 257add31 2020-09-09 stsp if (remote->name == NULL) {
2562 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2565 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2566 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2567 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2568 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2569 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2570 6480c871 2021-08-30 stsp free_remote_data(remote);
2573 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2574 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2575 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2576 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2577 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2578 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2581 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2582 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2583 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2584 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2585 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2586 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2587 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2588 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2592 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2593 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2594 b8adfa55 2020-09-25 stsp char *branch;
2595 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2597 b8adfa55 2020-09-25 stsp if (err) {
2598 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2599 b8adfa55 2020-09-25 stsp goto done;
2601 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2602 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2604 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2605 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2606 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2607 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2608 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2609 99495ddb 2021-01-10 stsp free_remote_data(remote);
2613 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2614 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2615 6480c871 2021-08-30 stsp char *branch;
2616 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2618 6480c871 2021-08-30 stsp if (err) {
2619 6480c871 2021-08-30 stsp free_remote_data(remote);
2620 6480c871 2021-08-30 stsp goto done;
2622 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2623 6480c871 2021-08-30 stsp remote->nsend_branches++;
2625 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2626 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2627 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2628 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2629 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2630 6480c871 2021-08-30 stsp free_remote_data(remote);
2634 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2635 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2636 99495ddb 2021-01-10 stsp char *ref;
2637 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2639 99495ddb 2021-01-10 stsp if (err) {
2640 99495ddb 2021-01-10 stsp free_remote_data(remote);
2641 99495ddb 2021-01-10 stsp goto done;
2643 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2644 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2646 257add31 2020-09-09 stsp (*nremotes)++;
2649 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2653 257add31 2020-09-09 stsp imsg_free(&imsg);
2658 257add31 2020-09-09 stsp if (err) {
2660 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2661 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2662 257add31 2020-09-09 stsp free(*remotes);
2663 257add31 2020-09-09 stsp *remotes = NULL;
2664 257add31 2020-09-09 stsp *nremotes = 0;
2666 257add31 2020-09-09 stsp return err;
2669 257add31 2020-09-09 stsp const struct got_error *
2670 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2671 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2673 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2674 47cb6f8b 2023-02-26 op size_t path_len = strlen(path);
2676 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2677 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2678 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2679 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2680 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2682 47cb6f8b 2023-02-26 op * Keep in sync with struct got_imsg_commit_traversal_request
2683 47cb6f8b 2023-02-26 op * and struct got_imsg_packed_object.
2685 47cb6f8b 2023-02-26 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
2686 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2687 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2688 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2689 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2690 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2691 47cb6f8b 2023-02-26 op if (imsg_add(wbuf, &path_len, sizeof(path_len)) == -1)
2692 47cb6f8b 2023-02-26 op return got_error_from_errno("imsg_add "
2693 47cb6f8b 2023-02-26 op "COMMIT_TRAVERSAL_REQUEST");
2694 1453347d 2022-05-19 stsp if (imsg_add(wbuf, path, path_len) == -1)
2695 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2696 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2698 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2699 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2702 ca6e02ac 2020-01-07 stsp const struct got_error *
2703 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2704 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2705 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2707 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2708 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2709 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2710 076fbedc 2023-02-19 op struct got_object_id *ids;
2711 ca6e02ac 2020-01-07 stsp size_t datalen;
2712 ca6e02ac 2020-01-07 stsp int i, done = 0;
2714 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2715 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2717 ca6e02ac 2020-01-07 stsp while (!done) {
2718 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2720 ca6e02ac 2020-01-07 stsp return err;
2722 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2723 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2724 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2725 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2726 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2727 076fbedc 2023-02-19 op icommits->ncommits * sizeof(*ids)) {
2728 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2731 076fbedc 2023-02-19 op ids = imsg.data + sizeof(*icommits);
2732 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2733 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2735 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2738 076fbedc 2023-02-19 op memcpy(&qid->id, &ids[i], sizeof(ids[i]));
2739 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2741 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2742 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2743 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2744 d7b5a0e8 2022-04-20 stsp got_object_id_dup(&qid->id);
2745 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2746 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2747 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2753 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2754 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2755 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2758 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2759 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2761 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2765 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2769 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2775 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2776 ca6e02ac 2020-01-07 stsp return err;
2779 0ab4c957 2022-06-13 stsp const struct got_error *
2780 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_tree(size_t *totlen, struct imsgbuf *ibuf,
2781 0ab4c957 2022-06-13 stsp struct got_object_id *tree_id, const char *path,
2782 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
2784 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2785 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2786 0ab4c957 2022-06-13 stsp size_t path_len = strlen(path);
2787 0ab4c957 2022-06-13 stsp size_t msglen;
2789 0ab4c957 2022-06-13 stsp msglen = sizeof(struct got_imsg_enumerated_tree) + path_len;
2790 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_TREE, 0, 0, msglen);
2791 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2792 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_TREE");
2794 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, tree_id->sha1, SHA1_DIGEST_LENGTH) == -1)
2795 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2796 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &nentries, sizeof(nentries)) == -1)
2797 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2798 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, path, path_len) == -1)
2799 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2801 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2803 0ab4c957 2022-06-13 stsp if (entries) {
2804 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
2806 0ab4c957 2022-06-13 stsp return err;
2809 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2812 67fd6849 2022-02-13 stsp const struct got_error *
2813 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_request(struct imsgbuf *ibuf)
2815 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_REQUEST,
2816 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2817 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2818 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_REQUEST");
2820 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2823 0ab4c957 2022-06-13 stsp const struct got_error *
2824 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_done(struct imsgbuf *ibuf)
2826 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_DONE,
2827 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2828 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2829 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_DONE");
2831 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2834 0ab4c957 2022-06-13 stsp const struct got_error *
2835 db9b9b1c 2022-06-14 stsp got_privsep_send_object_enumeration_incomplete(struct imsgbuf *ibuf)
2837 db9b9b1c 2022-06-14 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE,
2838 db9b9b1c 2022-06-14 stsp 0, 0, -1, NULL, 0) == -1)
2839 db9b9b1c 2022-06-14 stsp return got_error_from_errno("imsg_compose "
2840 db9b9b1c 2022-06-14 stsp "OBJECT_ENUMERATION_INCOMPLETE");
2842 db9b9b1c 2022-06-14 stsp return flush_imsg(ibuf);
2845 db9b9b1c 2022-06-14 stsp const struct got_error *
2846 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_commit(struct imsgbuf *ibuf,
2847 0ab4c957 2022-06-13 stsp struct got_object_id *id, time_t mtime)
2849 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2851 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_COMMIT, 0, 0,
2852 0ab4c957 2022-06-13 stsp sizeof(struct got_imsg_enumerated_commit) + SHA1_DIGEST_LENGTH);
2853 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2854 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_COMMIT");
2856 0ab4c957 2022-06-13 stsp /* Keep in sync with struct got_imsg_enumerated_commit! */
2857 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, id, SHA1_DIGEST_LENGTH) == -1)
2858 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2859 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &mtime, sizeof(mtime)) == -1)
2860 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2862 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2863 0ab4c957 2022-06-13 stsp /* Don't flush yet, tree entries or ENUMERATION_DONE will follow. */
2864 0ab4c957 2022-06-13 stsp return NULL;
2867 0ab4c957 2022-06-13 stsp const struct got_error *
2868 db9b9b1c 2022-06-14 stsp got_privsep_recv_enumerated_objects(int *found_all_objects,
2869 db9b9b1c 2022-06-14 stsp struct imsgbuf *ibuf,
2870 0ab4c957 2022-06-13 stsp got_object_enumerate_commit_cb cb_commit,
2871 0ab4c957 2022-06-13 stsp got_object_enumerate_tree_cb cb_tree, void *cb_arg,
2872 0ab4c957 2022-06-13 stsp struct got_repository *repo)
2874 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2875 0ab4c957 2022-06-13 stsp struct imsg imsg;
2876 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_commit *icommit = NULL;
2877 0ab4c957 2022-06-13 stsp struct got_object_id commit_id;
2878 0ab4c957 2022-06-13 stsp int have_commit = 0;
2879 0ab4c957 2022-06-13 stsp time_t mtime = 0;
2880 0ab4c957 2022-06-13 stsp struct got_tree_object tree;
2881 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_tree *itree;
2882 0ab4c957 2022-06-13 stsp struct got_object_id tree_id;
2883 0ab4c957 2022-06-13 stsp char *path = NULL, *canon_path = NULL;
2884 0ab4c957 2022-06-13 stsp size_t datalen, path_len;
2885 0ab4c957 2022-06-13 stsp int nentries = -1;
2886 0ab4c957 2022-06-13 stsp int done = 0;
2888 db9b9b1c 2022-06-14 stsp *found_all_objects = 0;
2889 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2891 0ab4c957 2022-06-13 stsp while (!done) {
2892 0ab4c957 2022-06-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2896 0ab4c957 2022-06-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2897 0ab4c957 2022-06-13 stsp switch (imsg.hdr.type) {
2898 b4b1b9c0 2022-06-14 op case GOT_IMSG_ENUMERATED_COMMIT:
2899 0ab4c957 2022-06-13 stsp if (have_commit && nentries != -1) {
2900 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2903 0ab4c957 2022-06-13 stsp if (datalen != sizeof(*icommit)) {
2904 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2907 0ab4c957 2022-06-13 stsp icommit = (struct got_imsg_enumerated_commit *)imsg.data;
2908 0ab4c957 2022-06-13 stsp memcpy(commit_id.sha1, icommit->id, SHA1_DIGEST_LENGTH);
2909 0ab4c957 2022-06-13 stsp mtime = icommit->mtime;
2910 0ab4c957 2022-06-13 stsp have_commit = 1;
2912 0ab4c957 2022-06-13 stsp case GOT_IMSG_ENUMERATED_TREE:
2913 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_COMMIT. */
2914 0ab4c957 2022-06-13 stsp if (!have_commit) {
2915 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2918 0ab4c957 2022-06-13 stsp if (datalen < sizeof(*itree)) {
2919 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2922 0ab4c957 2022-06-13 stsp itree = imsg.data;
2923 0ab4c957 2022-06-13 stsp path_len = datalen - sizeof(*itree);
2924 0ab4c957 2022-06-13 stsp if (path_len == 0) {
2925 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2928 0ab4c957 2022-06-13 stsp memcpy(tree_id.sha1, itree->id, sizeof(tree_id.sha1));
2929 0ab4c957 2022-06-13 stsp free(path);
2930 00b3e9ae 2023-01-11 op path = strndup(imsg.data + sizeof(*itree), path_len);
2931 0ab4c957 2022-06-13 stsp if (path == NULL) {
2932 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2935 0ab4c957 2022-06-13 stsp free(canon_path);
2936 0ab4c957 2022-06-13 stsp canon_path = malloc(path_len + 1);
2937 0ab4c957 2022-06-13 stsp if (canon_path == NULL) {
2938 0ab4c957 2022-06-13 stsp err = got_error_from_errno("malloc");
2941 0ab4c957 2022-06-13 stsp if (!got_path_is_absolute(path)) {
2942 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2945 0ab4c957 2022-06-13 stsp if (got_path_is_root_dir(path)) {
2946 0ab4c957 2022-06-13 stsp /* XXX check what got_canonpath() does wrong */
2947 0ab4c957 2022-06-13 stsp canon_path[0] = '/';
2948 0ab4c957 2022-06-13 stsp canon_path[1] = '\0';
2950 0ab4c957 2022-06-13 stsp err = got_canonpath(path, canon_path,
2951 0ab4c957 2022-06-13 stsp path_len + 1);
2955 0ab4c957 2022-06-13 stsp if (strcmp(path, canon_path) != 0) {
2956 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2959 0ab4c957 2022-06-13 stsp if (nentries != -1) {
2960 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2963 0ab4c957 2022-06-13 stsp if (itree->nentries < -1) {
2964 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2967 0ab4c957 2022-06-13 stsp if (itree->nentries == -1) {
2968 0ab4c957 2022-06-13 stsp /* Tree was not found in pack file. */
2969 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, NULL, mtime, &tree_id,
2970 0ab4c957 2022-06-13 stsp path, repo);
2973 0ab4c957 2022-06-13 stsp if (itree->nentries > INT_MAX) {
2974 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2977 0ab4c957 2022-06-13 stsp tree.entries = calloc(itree->nentries,
2978 0ab4c957 2022-06-13 stsp sizeof(struct got_tree_entry));
2979 0ab4c957 2022-06-13 stsp if (tree.entries == NULL) {
2980 0ab4c957 2022-06-13 stsp err = got_error_from_errno("calloc");
2983 0ab4c957 2022-06-13 stsp if (itree->nentries == 0) {
2984 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2985 0ab4c957 2022-06-13 stsp path, repo);
2989 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
2990 0ab4c957 2022-06-13 stsp free(tree.entries);
2991 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2992 0ab4c957 2022-06-13 stsp nentries = -1;
2994 0ab4c957 2022-06-13 stsp tree.nentries = itree->nentries;
2995 0ab4c957 2022-06-13 stsp nentries = 0;
2998 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENTRIES:
2999 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_TREE. */
3000 0ab4c957 2022-06-13 stsp if (nentries <= -1) {
3001 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3004 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
3005 0ab4c957 2022-06-13 stsp &tree, &nentries);
3008 0ab4c957 2022-06-13 stsp if (tree.nentries == nentries) {
3009 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
3010 0ab4c957 2022-06-13 stsp path, repo);
3014 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
3015 0ab4c957 2022-06-13 stsp free(tree.entries);
3016 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
3017 0ab4c957 2022-06-13 stsp nentries = -1;
3020 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENUMERATION_DONE:
3021 0ab4c957 2022-06-13 stsp /* All trees have been found and traversed. */
3022 0ab4c957 2022-06-13 stsp if (!have_commit || path == NULL || nentries != -1) {
3023 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3026 0ab4c957 2022-06-13 stsp err = cb_commit(cb_arg, mtime, &commit_id, repo);
3029 0ab4c957 2022-06-13 stsp have_commit = 0;
3031 0ab4c957 2022-06-13 stsp case GOT_IMSG_OBJECT_ENUMERATION_DONE:
3032 db9b9b1c 2022-06-14 stsp *found_all_objects = 1;
3035 db9b9b1c 2022-06-14 stsp case GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE:
3039 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3043 0ab4c957 2022-06-13 stsp imsg_free(&imsg);
3048 0ab4c957 2022-06-13 stsp free(path);
3049 0ab4c957 2022-06-13 stsp free(canon_path);
3050 0ab4c957 2022-06-13 stsp free(tree.entries);
3051 0ab4c957 2022-06-13 stsp return err;
3054 0ab4c957 2022-06-13 stsp const struct got_error *
3055 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
3056 67fd6849 2022-02-13 stsp struct got_object_id *id)
3058 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta_request dreq;
3060 031611fc 2022-06-18 op memset(&dreq, 0, sizeof(dreq));
3061 67fd6849 2022-02-13 stsp dreq.idx = idx;
3062 babd9f5d 2023-01-31 op memcpy(&dreq.id, id, sizeof(dreq.id));
3064 67fd6849 2022-02-13 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
3065 67fd6849 2022-02-13 stsp &dreq, sizeof(dreq)) == -1)
3066 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
3068 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
3071 67fd6849 2022-02-13 stsp const struct got_error *
3072 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
3074 67fd6849 2022-02-13 stsp return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
3077 67fd6849 2022-02-13 stsp const struct got_error *
3078 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
3079 2d9e6abf 2022-05-04 stsp uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
3080 2d9e6abf 2022-05-04 stsp off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
3082 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta idelta;
3085 031611fc 2022-06-18 op memset(&idelta, 0, sizeof(idelta));
3086 67fd6849 2022-02-13 stsp idelta.base_size = base_size;
3087 67fd6849 2022-02-13 stsp idelta.result_size = result_size;
3088 67fd6849 2022-02-13 stsp idelta.delta_size = delta_size;
3089 2d9e6abf 2022-05-04 stsp idelta.delta_compressed_size = delta_compressed_size;
3090 67fd6849 2022-02-13 stsp idelta.delta_offset = delta_offset;
3091 67fd6849 2022-02-13 stsp idelta.delta_out_offset = delta_out_offset;
3092 407521c0 2023-01-31 op memcpy(&idelta.base_id, &base_id, sizeof(idelta.base_id));
3094 67fd6849 2022-02-13 stsp ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
3095 67fd6849 2022-02-13 stsp &idelta, sizeof(idelta));
3096 67fd6849 2022-02-13 stsp if (ret == -1)
3097 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA");
3099 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
3102 ca6e02ac 2020-01-07 stsp const struct got_error *
3103 67fd6849 2022-02-13 stsp got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
3104 2d9e6abf 2022-05-04 stsp off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
3105 d283eca6 2023-01-31 op off_t *delta_out_offset, struct got_object_id **base_id,
3106 d283eca6 2023-01-31 op struct imsgbuf *ibuf)
3108 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
3109 67fd6849 2022-02-13 stsp struct imsg imsg;
3110 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta *delta;
3111 67fd6849 2022-02-13 stsp size_t datalen;
3113 67fd6849 2022-02-13 stsp *base_size = 0;
3114 67fd6849 2022-02-13 stsp *result_size = 0;
3115 67fd6849 2022-02-13 stsp *delta_size = 0;
3116 2d9e6abf 2022-05-04 stsp *delta_compressed_size = 0;
3117 67fd6849 2022-02-13 stsp *delta_offset = 0;
3118 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
3119 67fd6849 2022-02-13 stsp *base_id = NULL;
3121 67fd6849 2022-02-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3123 67fd6849 2022-02-13 stsp return err;
3125 67fd6849 2022-02-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3127 67fd6849 2022-02-13 stsp switch (imsg.hdr.type) {
3128 67fd6849 2022-02-13 stsp case GOT_IMSG_RAW_DELTA:
3129 67fd6849 2022-02-13 stsp if (datalen != sizeof(*delta)) {
3130 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3133 67fd6849 2022-02-13 stsp delta = imsg.data;
3134 67fd6849 2022-02-13 stsp *base_size = delta->base_size;
3135 67fd6849 2022-02-13 stsp *result_size = delta->result_size;
3136 67fd6849 2022-02-13 stsp *delta_size = delta->delta_size;
3137 2d9e6abf 2022-05-04 stsp *delta_compressed_size = delta->delta_compressed_size;
3138 67fd6849 2022-02-13 stsp *delta_offset = delta->delta_offset;
3139 67fd6849 2022-02-13 stsp *delta_out_offset = delta->delta_out_offset;
3140 67fd6849 2022-02-13 stsp *base_id = calloc(1, sizeof(**base_id));
3141 67fd6849 2022-02-13 stsp if (*base_id == NULL) {
3142 67fd6849 2022-02-13 stsp err = got_error_from_errno("malloc");
3145 407521c0 2023-01-31 op memcpy(*base_id, &delta->base_id, sizeof(**base_id));
3148 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3152 67fd6849 2022-02-13 stsp imsg_free(&imsg);
3154 67fd6849 2022-02-13 stsp if (err) {
3155 67fd6849 2022-02-13 stsp free(*base_id);
3156 67fd6849 2022-02-13 stsp *base_id = NULL;
3158 fae7e038 2022-05-07 stsp return err;
3161 0ab4c957 2022-06-13 stsp static const struct got_error *
3162 0ab4c957 2022-06-13 stsp send_idlist(struct imsgbuf *ibuf, struct got_object_id **ids, size_t nids)
3164 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3165 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist idlist;
3166 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3169 031611fc 2022-06-18 op memset(&idlist, 0, sizeof(idlist));
3171 fae7e038 2022-05-07 stsp if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
3172 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3174 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
3175 fae7e038 2022-05-07 stsp sizeof(idlist) + nids * sizeof(**ids));
3176 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3177 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create OBJ_ID_LIST");
3178 fae7e038 2022-05-07 stsp return err;
3181 fae7e038 2022-05-07 stsp idlist.nids = nids;
3182 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
3183 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3185 fae7e038 2022-05-07 stsp for (i = 0; i < nids; i++) {
3186 fae7e038 2022-05-07 stsp struct got_object_id *id = ids[i];
3187 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id, sizeof(*id)) == -1)
3188 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3191 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3193 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3196 fae7e038 2022-05-07 stsp const struct got_error *
3197 0ab4c957 2022-06-13 stsp got_privsep_send_object_idlist(struct imsgbuf *ibuf,
3198 0ab4c957 2022-06-13 stsp struct got_object_id **ids, size_t nids)
3200 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
3201 0ab4c957 2022-06-13 stsp struct got_object_id *idlist[GOT_IMSG_OBJ_ID_LIST_MAX_NIDS];
3202 a5e587e0 2022-06-14 stsp int i, queued = 0;
3204 b4b1b9c0 2022-06-14 op for (i = 0; i < nids; i++) {
3205 a5e587e0 2022-06-14 stsp idlist[i % nitems(idlist)] = ids[i];
3207 afd31498 2022-06-14 stsp if (queued >= nitems(idlist)) {
3208 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3210 0ab4c957 2022-06-13 stsp return err;
3211 a5e587e0 2022-06-14 stsp queued = 0;
3215 a5e587e0 2022-06-14 stsp if (queued > 0) {
3216 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3218 0ab4c957 2022-06-13 stsp return err;
3221 0ab4c957 2022-06-13 stsp return NULL;
3224 0ab4c957 2022-06-13 stsp const struct got_error *
3225 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
3227 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
3229 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
3231 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3234 fae7e038 2022-05-07 stsp const struct got_error *
3235 fae7e038 2022-05-07 stsp got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
3236 fae7e038 2022-05-07 stsp size_t *nids, struct imsgbuf *ibuf)
3238 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3239 fae7e038 2022-05-07 stsp struct imsg imsg;
3240 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist *idlist;
3241 fae7e038 2022-05-07 stsp size_t datalen;
3243 fae7e038 2022-05-07 stsp *ids = NULL;
3244 fae7e038 2022-05-07 stsp *done = 0;
3245 fae7e038 2022-05-07 stsp *nids = 0;
3247 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3249 fae7e038 2022-05-07 stsp return err;
3251 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3252 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3253 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST:
3254 fae7e038 2022-05-07 stsp if (datalen < sizeof(*idlist)) {
3255 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3258 fae7e038 2022-05-07 stsp idlist = imsg.data;
3259 c98b0f0b 2022-06-14 op if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3260 c98b0f0b 2022-06-14 op idlist->nids * sizeof(**ids) > datalen - sizeof(*idlist)) {
3261 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3264 fae7e038 2022-05-07 stsp *nids = idlist->nids;
3265 fae7e038 2022-05-07 stsp *ids = calloc(*nids, sizeof(**ids));
3266 fae7e038 2022-05-07 stsp if (*ids == NULL) {
3267 fae7e038 2022-05-07 stsp err = got_error_from_errno("calloc");
3270 0fca100c 2022-06-14 op memcpy(*ids, (uint8_t *)imsg.data + sizeof(*idlist),
3271 fae7e038 2022-05-07 stsp *nids * sizeof(**ids));
3273 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST_DONE:
3274 fae7e038 2022-05-07 stsp *done = 1;
3277 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3281 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3283 fae7e038 2022-05-07 stsp return err;
3286 fae7e038 2022-05-07 stsp const struct got_error *
3287 fae7e038 2022-05-07 stsp got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3289 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3291 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3293 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3296 fae7e038 2022-05-07 stsp const struct got_error *
3297 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3298 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *deltas, size_t ndeltas)
3300 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3301 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3302 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas ideltas;
3305 031611fc 2022-06-18 op memset(&ideltas, 0, sizeof(ideltas));
3307 fae7e038 2022-05-07 stsp if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3308 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3310 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3311 fae7e038 2022-05-07 stsp sizeof(ideltas) + ndeltas * sizeof(*deltas));
3312 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3313 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create REUSED_DELTAS");
3314 fae7e038 2022-05-07 stsp return err;
3317 fae7e038 2022-05-07 stsp ideltas.ndeltas = ndeltas;
3318 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
3319 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3321 fae7e038 2022-05-07 stsp for (i = 0; i < ndeltas; i++) {
3322 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *delta = &deltas[i];
3323 1453347d 2022-05-19 stsp if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
3324 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3327 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3329 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3332 fae7e038 2022-05-07 stsp const struct got_error *
3333 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3335 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3337 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3339 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3342 fae7e038 2022-05-07 stsp const struct got_error *
3343 fae7e038 2022-05-07 stsp got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3344 fae7e038 2022-05-07 stsp size_t *ndeltas, struct imsgbuf *ibuf)
3346 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3347 fae7e038 2022-05-07 stsp struct imsg imsg;
3348 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas *ideltas;
3349 fae7e038 2022-05-07 stsp size_t datalen;
3351 fae7e038 2022-05-07 stsp *done = 0;
3352 fae7e038 2022-05-07 stsp *ndeltas = 0;
3354 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3356 fae7e038 2022-05-07 stsp return err;
3358 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3359 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3360 fae7e038 2022-05-07 stsp case GOT_IMSG_REUSED_DELTAS:
3361 fae7e038 2022-05-07 stsp if (datalen < sizeof(*ideltas)) {
3362 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3365 fae7e038 2022-05-07 stsp ideltas = imsg.data;
3366 c98b0f0b 2022-06-14 op if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3367 c98b0f0b 2022-06-14 op ideltas->ndeltas * sizeof(*deltas) >
3368 c98b0f0b 2022-06-14 op datalen - sizeof(*ideltas)) {
3369 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3372 fae7e038 2022-05-07 stsp *ndeltas = ideltas->ndeltas;
3373 0fca100c 2022-06-14 op memcpy(deltas, (uint8_t *)imsg.data + sizeof(*ideltas),
3374 fae7e038 2022-05-07 stsp *ndeltas * sizeof(*deltas));
3376 fae7e038 2022-05-07 stsp case GOT_IMSG_DELTA_REUSE_DONE:
3377 fae7e038 2022-05-07 stsp *done = 1;
3380 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3384 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3386 61af9b21 2022-06-28 stsp return err;
3389 61af9b21 2022-06-28 stsp const struct got_error *
3390 61af9b21 2022-06-28 stsp got_privsep_init_commit_painting(struct imsgbuf *ibuf)
3392 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_INIT,
3393 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3395 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3396 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_INIT");
3398 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3401 61af9b21 2022-06-28 stsp const struct got_error *
3402 61af9b21 2022-06-28 stsp got_privsep_send_painting_request(struct imsgbuf *ibuf, int idx,
3403 61af9b21 2022-06-28 stsp struct got_object_id *id, intptr_t color)
3405 61af9b21 2022-06-28 stsp struct got_imsg_commit_painting_request ireq;
3407 61af9b21 2022-06-28 stsp memset(&ireq, 0, sizeof(ireq));
3408 076fbedc 2023-02-19 op memcpy(&ireq.id, id, sizeof(ireq.id));
3409 61af9b21 2022-06-28 stsp ireq.idx = idx;
3410 61af9b21 2022-06-28 stsp ireq.color = color;
3412 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_REQUEST, 0, 0, -1,
3413 61af9b21 2022-06-28 stsp &ireq, sizeof(ireq)) == -1)
3414 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3415 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_REQUEST");
3417 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3420 61af9b21 2022-06-28 stsp static const struct got_error *
3421 61af9b21 2022-06-28 stsp send_painted_commits(struct got_object_id_queue *ids, int *nids,
3422 61af9b21 2022-06-28 stsp size_t remain, int present_in_pack, struct imsgbuf *ibuf)
3424 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3425 61af9b21 2022-06-28 stsp struct ibuf *wbuf = NULL;
3426 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3427 61af9b21 2022-06-28 stsp size_t msglen;
3428 61af9b21 2022-06-28 stsp int ncommits;
3429 61af9b21 2022-06-28 stsp intptr_t color;
3431 61af9b21 2022-06-28 stsp msglen = MIN(remain, MAX_IMSGSIZE - IMSG_HEADER_SIZE);
3432 61af9b21 2022-06-28 stsp ncommits = (msglen - sizeof(struct got_imsg_painted_commits)) /
3433 61af9b21 2022-06-28 stsp sizeof(struct got_imsg_painted_commit);
3435 61af9b21 2022-06-28 stsp wbuf = imsg_create(ibuf, GOT_IMSG_PAINTED_COMMITS, 0, 0, msglen);
3436 61af9b21 2022-06-28 stsp if (wbuf == NULL) {
3437 61af9b21 2022-06-28 stsp err = got_error_from_errno("imsg_create PAINTED_COMMITS");
3438 61af9b21 2022-06-28 stsp return err;
3441 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commits! */
3442 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &ncommits, sizeof(ncommits)) == -1)
3443 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3444 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &present_in_pack, sizeof(present_in_pack)) == -1)
3445 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3447 61af9b21 2022-06-28 stsp while (ncommits > 0) {
3448 61af9b21 2022-06-28 stsp qid = STAILQ_FIRST(ids);
3449 61af9b21 2022-06-28 stsp STAILQ_REMOVE_HEAD(ids, entry);
3450 61af9b21 2022-06-28 stsp ncommits--;
3451 61af9b21 2022-06-28 stsp (*nids)--;
3452 61af9b21 2022-06-28 stsp color = (intptr_t)qid->data;
3454 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commit! */
3455 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, qid->id.sha1, SHA1_DIGEST_LENGTH) == -1)
3456 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3457 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &color, sizeof(color)) == -1)
3458 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3460 61af9b21 2022-06-28 stsp got_object_qid_free(qid);
3463 61af9b21 2022-06-28 stsp imsg_close(ibuf, wbuf);
3464 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3467 61af9b21 2022-06-28 stsp const struct got_error *
3468 61af9b21 2022-06-28 stsp got_privsep_send_painted_commits(struct imsgbuf *ibuf,
3469 61af9b21 2022-06-28 stsp struct got_object_id_queue *ids, int *nids,
3470 61af9b21 2022-06-28 stsp int present_in_pack, int flush)
3472 61af9b21 2022-06-28 stsp const struct got_error *err;
3473 61af9b21 2022-06-28 stsp size_t remain;
3475 61af9b21 2022-06-28 stsp if (*nids <= 0)
3476 61af9b21 2022-06-28 stsp return NULL;
3479 61af9b21 2022-06-28 stsp remain = (sizeof(struct got_imsg_painted_commits)) +
3480 61af9b21 2022-06-28 stsp *nids * sizeof(struct got_imsg_painted_commit);
3481 61af9b21 2022-06-28 stsp if (flush || remain >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
3482 61af9b21 2022-06-28 stsp err = send_painted_commits(ids, nids, remain,
3483 61af9b21 2022-06-28 stsp present_in_pack, ibuf);
3485 61af9b21 2022-06-28 stsp return err;
3487 61af9b21 2022-06-28 stsp } while (flush && *nids > 0);
3489 61af9b21 2022-06-28 stsp return NULL;
3492 61af9b21 2022-06-28 stsp const struct got_error *
3493 61af9b21 2022-06-28 stsp got_privsep_send_painting_commits_done(struct imsgbuf *ibuf)
3495 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_DONE,
3496 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3498 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3499 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_DONE");
3501 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3504 61af9b21 2022-06-28 stsp const struct got_error *
3505 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commits(struct got_object_id_queue *new_ids,
3506 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commit_cb cb, void *cb_arg, struct imsgbuf *ibuf)
3508 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3509 61af9b21 2022-06-28 stsp struct imsg imsg;
3510 61af9b21 2022-06-28 stsp struct got_imsg_painted_commits icommits;
3511 61af9b21 2022-06-28 stsp struct got_imsg_painted_commit icommit;
3512 61af9b21 2022-06-28 stsp size_t datalen;
3515 61af9b21 2022-06-28 stsp for (;;) {
3516 61af9b21 2022-06-28 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3518 61af9b21 2022-06-28 stsp return err;
3520 61af9b21 2022-06-28 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3521 6d0030ba 2023-11-18 op if (imsg.hdr.type == GOT_IMSG_COMMIT_PAINTING_DONE) {
3522 6d0030ba 2023-11-18 op imsg_free(&imsg);
3523 2bde3e78 2023-11-20 op return NULL;
3525 6d0030ba 2023-11-18 op if (imsg.hdr.type != GOT_IMSG_PAINTED_COMMITS){
3526 6d0030ba 2023-11-18 op imsg_free(&imsg);
3527 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
3530 6d0030ba 2023-11-18 op if (datalen < sizeof(icommits)){
3531 6d0030ba 2023-11-18 op imsg_free(&imsg);
3532 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3534 61af9b21 2022-06-28 stsp memcpy(&icommits, imsg.data, sizeof(icommits));
3535 61af9b21 2022-06-28 stsp if (icommits.ncommits * sizeof(icommit) < icommits.ncommits ||
3536 61af9b21 2022-06-28 stsp datalen < sizeof(icommits) +
3537 6d0030ba 2023-11-18 op icommits.ncommits * sizeof(icommit)){
3538 6d0030ba 2023-11-18 op imsg_free(&imsg);
3539 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3542 61af9b21 2022-06-28 stsp for (i = 0; i < icommits.ncommits; i++) {
3543 61af9b21 2022-06-28 stsp memcpy(&icommit,
3544 61af9b21 2022-06-28 stsp (uint8_t *)imsg.data + sizeof(icommits) + i * sizeof(icommit),
3545 61af9b21 2022-06-28 stsp sizeof(icommit));
3547 61af9b21 2022-06-28 stsp if (icommits.present_in_pack) {
3548 61af9b21 2022-06-28 stsp struct got_object_id id;
3549 61af9b21 2022-06-28 stsp memcpy(id.sha1, icommit.id, SHA1_DIGEST_LENGTH);
3550 61af9b21 2022-06-28 stsp err = cb(cb_arg, &id, icommit.color);
3554 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3555 61af9b21 2022-06-28 stsp err = got_object_qid_alloc_partial(&qid);
3558 61af9b21 2022-06-28 stsp memcpy(qid->id.sha1, icommit.id,
3559 61af9b21 2022-06-28 stsp SHA1_DIGEST_LENGTH);
3560 61af9b21 2022-06-28 stsp qid->data = (void *)icommit.color;
3561 61af9b21 2022-06-28 stsp STAILQ_INSERT_TAIL(new_ids, qid, entry);
3565 61af9b21 2022-06-28 stsp imsg_free(&imsg);
3571 67fd6849 2022-02-13 stsp const struct got_error *
3572 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3574 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3575 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3576 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3577 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3578 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3579 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3580 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3581 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3582 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3583 e9ce266e 2022-03-07 op GOT_PATH_PROG_READ_PATCH,
3584 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3585 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3586 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3590 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3591 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3593 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3596 63219cd2 2019-01-04 stsp return NULL;
3600 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3602 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3603 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3607 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3608 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3612 4a55b231 2021-12-09 stsp closefrom(GOT_IMSG_FD_CHILD + 1);
3614 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3615 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3616 aba9c984 2019-09-08 stsp strerror(errno));