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 8b925c6c 2022-07-16 thomas #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 588a8092 2023-02-23 thomas #include <imsg.h>
33 81a12da5 2020-09-09 naddy #include <unistd.h>
34 2178c42e 2018-04-22 stsp #include <zlib.h>
36 dd038bc6 2021-09-21 thomas.ad #include "got_compat.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 be288a59 2023-02-23 thomas #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 232c0ac1 2023-04-22 thomas #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 3efd8e31 2022-10-23 thomas #include "got_lib_poll.h"
53 ef20f542 2022-06-26 thomas #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 3efd8e31 2022-10-23 thomas err = got_poll_fd(ibuf->fd, POLLIN, INFTIM);
70 3efd8e31 2022-10-23 thomas if (err) {
71 3efd8e31 2022-10-23 thomas if (err->code == GOT_ERR_EOF)
72 3efd8e31 2022-10-23 thomas return got_error(GOT_ERR_PRIVSEP_PIPE);
73 ff470224 2022-05-19 thomas return err;
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 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
145 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
147 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
148 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
149 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
152 73b7854a 2018-11-11 stsp return NULL;
155 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
157 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
159 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
160 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
163 2178c42e 2018-04-22 stsp ierr.code = err->code;
164 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
165 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
167 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
168 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
169 e93cd828 2018-11-11 stsp if (ret == -1) {
170 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
171 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
175 3efd8e31 2022-10-23 thomas poll_err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
176 5d43e84d 2018-04-23 stsp if (poll_err) {
177 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
178 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
182 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
183 5d43e84d 2018-04-23 stsp if (ret == -1) {
184 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
185 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
186 e2752401 2022-02-16 thomas imsg_clear(ibuf);
191 e033d803 2018-04-23 stsp static const struct got_error *
192 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
194 e033d803 2018-04-23 stsp const struct got_error *err;
196 3efd8e31 2022-10-23 thomas err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
198 e033d803 2018-04-23 stsp return err;
200 e2752401 2022-02-16 thomas if (imsg_flush(ibuf) == -1) {
201 e2752401 2022-02-16 thomas imsg_clear(ibuf);
202 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
205 e033d803 2018-04-23 stsp return NULL;
208 ad242220 2018-09-08 stsp const struct got_error *
209 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
211 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
214 e70bf110 2020-03-22 stsp const struct got_error *
215 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
217 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
219 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
221 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
222 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
224 a80c83ad 2023-10-28 thomas return flush_imsg(&ibuf);
227 93658fb9 2020-03-18 stsp const struct got_error *
228 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
229 d5c81d44 2021-07-08 stsp struct got_object_id *id)
231 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
232 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
233 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
235 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
238 59d1e4a0 2021-03-10 stsp const struct got_error *
239 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
240 d5c81d44 2021-07-08 stsp struct got_object_id *id)
242 4772e631 2023-11-03 thomas const struct got_error *err;
244 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
245 4772e631 2023-11-03 thomas id, sizeof(*id)) == -1) {
246 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
247 4772e631 2023-11-03 thomas close(fd);
248 4772e631 2023-11-03 thomas return err;
251 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
254 59d1e4a0 2021-03-10 stsp const struct got_error *
255 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
257 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
259 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
261 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
262 59d1e4a0 2021-03-10 stsp close(outfd);
263 59d1e4a0 2021-03-10 stsp return err;
266 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
269 59d1e4a0 2021-03-10 stsp const struct got_error *
270 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
271 59d1e4a0 2021-03-10 stsp uint8_t *data)
273 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
274 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
275 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
277 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
278 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
279 59d1e4a0 2021-03-10 stsp iobj.size = size;
281 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
282 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
284 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
285 a80c83ad 2023-10-28 thomas if (wbuf == NULL)
286 a80c83ad 2023-10-28 thomas return got_error_from_errno("imsg_create RAW_OBJECT");
288 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1)
289 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add RAW_OBJECT");
291 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
292 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, data, size + hdrlen) == -1)
293 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add RAW_OBJECT");
296 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
297 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
300 1785f84a 2018-12-23 stsp const struct got_error *
301 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
302 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
304 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
305 59d1e4a0 2021-03-10 stsp struct imsg imsg;
306 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
307 59d1e4a0 2021-03-10 stsp size_t datalen;
309 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
311 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
313 59d1e4a0 2021-03-10 stsp return err;
315 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
317 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
318 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
319 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
320 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
323 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
324 59d1e4a0 2021-03-10 stsp *size = iobj->size;
325 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
327 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
328 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
332 31d32634 2022-06-23 thomas if (*size < 0 ||
333 31d32634 2022-06-23 thomas *size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
334 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
338 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
339 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
340 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
343 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
346 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
350 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
352 59d1e4a0 2021-03-10 stsp return err;
355 59d1e4a0 2021-03-10 stsp const struct got_error *
356 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
357 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
359 41496140 2019-02-21 stsp const struct got_error *err = NULL;
360 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
361 d5c81d44 2021-07-08 stsp void *data;
362 1785f84a 2018-12-23 stsp size_t len;
364 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
365 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
366 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
367 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
368 d5c81d44 2021-07-08 stsp data = &iobj;
369 1785f84a 2018-12-23 stsp len = sizeof(iobj);
372 d5c81d44 2021-07-08 stsp len = sizeof(*id);
375 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
377 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
379 41496140 2019-02-21 stsp return err;
382 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
385 13c729f7 2018-12-24 stsp const struct got_error *
386 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
387 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
389 4772e631 2023-11-03 thomas const struct got_error *err;
390 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
391 d5c81d44 2021-07-08 stsp size_t len;
393 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
394 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
396 d5c81d44 2021-07-08 stsp len = sizeof(*id);
398 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
399 4772e631 2023-11-03 thomas if (wbuf == NULL) {
400 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_create TREE_REQUEST");
401 4772e631 2023-11-03 thomas if (fd != -1)
402 4772e631 2023-11-03 thomas close(fd);
403 4772e631 2023-11-03 thomas return err;
406 4772e631 2023-11-03 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1) {
407 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_add TREE_REQUEST");
408 4772e631 2023-11-03 thomas if (fd != -1)
409 4772e631 2023-11-03 thomas close(fd);
410 4772e631 2023-11-03 thomas return err;
413 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
414 4772e631 2023-11-03 thomas if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1) {
415 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_add TREE_REQUEST");
416 4772e631 2023-11-03 thomas if (fd != -1)
417 4772e631 2023-11-03 thomas close(fd);
418 4772e631 2023-11-03 thomas return err;
422 2c29eec0 2023-11-03 thomas ibuf_fd_set(wbuf, fd);
423 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
425 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
428 268f7291 2018-12-24 stsp const struct got_error *
429 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
430 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
432 4772e631 2023-11-03 thomas const struct got_error *err;
433 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
434 d5c81d44 2021-07-08 stsp void *data;
435 268f7291 2018-12-24 stsp size_t len;
437 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
438 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
439 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
440 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
441 d5c81d44 2021-07-08 stsp data = &iobj;
442 268f7291 2018-12-24 stsp len = sizeof(iobj);
445 d5c81d44 2021-07-08 stsp len = sizeof(*id);
448 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
450 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_compose TAG_REQUEST");
451 4772e631 2023-11-03 thomas if (fd != -1)
452 4772e631 2023-11-03 thomas close(fd);
453 4772e631 2023-11-03 thomas return err;
456 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
459 7762fe12 2018-11-05 stsp const struct got_error *
460 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
461 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
463 41496140 2019-02-21 stsp const struct got_error *err = NULL;
464 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
465 d5c81d44 2021-07-08 stsp void *data;
466 ebc55e2d 2018-12-24 stsp size_t len;
468 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
469 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
470 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
471 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
472 d5c81d44 2021-07-08 stsp data = &iobj;
473 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
476 d5c81d44 2021-07-08 stsp len = sizeof(*id);
479 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
481 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
482 41496140 2019-02-21 stsp close(infd);
483 41496140 2019-02-21 stsp return err;
486 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
489 55da3778 2018-09-10 stsp const struct got_error *
490 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
492 41496140 2019-02-21 stsp const struct got_error *err = NULL;
494 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
496 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
497 41496140 2019-02-21 stsp close(outfd);
498 41496140 2019-02-21 stsp return err;
501 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
504 73ab1060 2020-03-18 stsp static const struct got_error *
505 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
507 41496140 2019-02-21 stsp const struct got_error *err = NULL;
509 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
510 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
512 41496140 2019-02-21 stsp return err;
515 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
518 ad242220 2018-09-08 stsp const struct got_error *
519 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
521 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
524 73ab1060 2020-03-18 stsp const struct got_error *
525 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
527 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
529 1bb2bba2 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
531 fc842fc8 2023-02-03 thomas memcpy(&iobj.id, &obj->id, sizeof(iobj.id));
532 2178c42e 2018-04-22 stsp iobj.type = obj->type;
533 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
534 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
535 2178c42e 2018-04-22 stsp iobj.size = obj->size;
536 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
537 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
538 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
541 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
543 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
545 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
548 cfd633c2 2018-09-10 stsp const struct got_error *
549 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
550 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
551 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
552 9d0a7ee3 2023-02-07 thomas struct got_pathlist_head *wanted_refs, int list_refs_only,
553 7abf1863 2023-02-20 thomas const char *worktree_branch, const char *remote_head,
554 7abf1863 2023-02-20 thomas int no_head, int verbosity)
556 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
557 33501562 2020-03-18 stsp struct ibuf *wbuf;
558 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
559 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
560 7abf1863 2023-02-20 thomas size_t remote_head_len, worktree_branch_len, len = sizeof(fetchreq);
562 84073f62 2023-02-07 thomas if (worktree_branch) {
563 84073f62 2023-02-07 thomas worktree_branch_len = strlen(worktree_branch);
564 7abf1863 2023-02-20 thomas len += worktree_branch_len;
566 7abf1863 2023-02-20 thomas if (remote_head) {
567 7abf1863 2023-02-20 thomas remote_head_len = strlen(remote_head);
568 7abf1863 2023-02-20 thomas len += remote_head_len;
571 9d0a7ee3 2023-02-07 thomas if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
572 9d0a7ee3 2023-02-07 thomas close(fd);
573 9d0a7ee3 2023-02-07 thomas return got_error(GOT_ERR_NO_SPACE);
576 9d0a7ee3 2023-02-07 thomas wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, len);
577 4772e631 2023-11-03 thomas if (wbuf == NULL) {
578 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_create FETCH_HAVE_REF");
579 4772e631 2023-11-03 thomas close(fd);
580 4772e631 2023-11-03 thomas return err;
583 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
584 e0380e3d 2023-02-17 thomas fetchreq.no_head = no_head;
585 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
586 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
587 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
588 9d0a7ee3 2023-02-07 thomas if (worktree_branch != NULL)
589 84073f62 2023-02-07 thomas fetchreq.worktree_branch_len = worktree_branch_len;
590 7abf1863 2023-02-20 thomas if (remote_head != NULL)
591 7abf1863 2023-02-20 thomas fetchreq.remote_head_len = remote_head_len;
592 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
593 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
594 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
595 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
596 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
597 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
598 9d0a7ee3 2023-02-07 thomas if (imsg_add(wbuf, &fetchreq, sizeof(fetchreq)) == -1)
599 9d0a7ee3 2023-02-07 thomas return got_error_from_errno("imsg_add FETCH_REQUEST");
600 9d0a7ee3 2023-02-07 thomas if (worktree_branch) {
601 4772e631 2023-11-03 thomas if (imsg_add(wbuf, worktree_branch, worktree_branch_len)
603 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_add FETCH_REQUEST");
604 4772e631 2023-11-03 thomas close(fd);
605 4772e631 2023-11-03 thomas return err;
608 7abf1863 2023-02-20 thomas if (remote_head) {
609 4772e631 2023-11-03 thomas if (imsg_add(wbuf, remote_head, remote_head_len) == -1) {
610 4772e631 2023-11-03 thomas err = got_error_from_errno("imsg_add FETCH_REQUEST");
611 4772e631 2023-11-03 thomas close(fd);
612 4772e631 2023-11-03 thomas return err;
615 2c29eec0 2023-11-03 thomas ibuf_fd_set(wbuf, fd);
617 9d0a7ee3 2023-02-07 thomas imsg_close(ibuf, wbuf);
619 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
621 659e7fbd 2020-03-20 stsp return err;
623 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
624 33501562 2020-03-18 stsp const char *name = pe->path;
625 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
626 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
628 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
629 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
630 4ba14133 2020-03-20 stsp if (wbuf == NULL)
631 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
633 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
634 f9f54468 2023-02-03 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
635 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add FETCH_HAVE_REF");
636 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
637 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add FETCH_HAVE_REF");
638 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
639 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add FETCH_HAVE_REF");
641 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
642 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
644 4ba14133 2020-03-20 stsp return err;
647 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
648 4ba14133 2020-03-20 stsp const char *name = pe->path;
649 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
651 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
652 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
654 4ba14133 2020-03-20 stsp if (wbuf == NULL)
655 4ba14133 2020-03-20 stsp return got_error_from_errno(
656 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
658 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
659 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
660 e9f1a409 2022-05-19 thomas return got_error_from_errno(
661 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
662 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
663 e9f1a409 2022-05-19 thomas return got_error_from_errno(
664 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
666 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
667 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
669 4ba14133 2020-03-20 stsp return err;
672 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
673 0e4002ca 2020-03-21 stsp const char *name = pe->path;
674 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
676 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
677 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
679 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
680 0e4002ca 2020-03-21 stsp return got_error_from_errno(
681 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
683 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
684 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
685 e9f1a409 2022-05-19 thomas return got_error_from_errno(
686 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
687 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
688 e9f1a409 2022-05-19 thomas return got_error_from_errno(
689 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
691 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
692 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
694 0e4002ca 2020-03-21 stsp return err;
697 4ba14133 2020-03-20 stsp return NULL;
700 93658fb9 2020-03-18 stsp const struct got_error *
701 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
703 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
706 531c3985 2020-03-18 stsp const struct got_error *
707 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
708 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
709 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
711 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
712 b9f99abf 2020-03-18 stsp struct imsg imsg;
713 b9f99abf 2020-03-18 stsp size_t datalen;
714 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
715 abe0f35f 2020-03-18 stsp size_t n, remain;
720 8f2d01a6 2020-03-18 stsp *id = NULL;
721 b9f99abf 2020-03-18 stsp *refname = NULL;
722 531c3985 2020-03-18 stsp *server_progress = NULL;
723 5a489642 2020-03-19 stsp *packfile_size = 0;
724 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
726 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
728 b9f99abf 2020-03-18 stsp return err;
730 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
731 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
732 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
733 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
734 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
737 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
738 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
741 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
742 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
743 abe0f35f 2020-03-18 stsp remain = datalen - off;
744 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
745 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
746 abe0f35f 2020-03-18 stsp char *name, *target;
747 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
748 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
751 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
752 abe0f35f 2020-03-18 stsp off += sizeof(*s);
753 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
754 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
755 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
758 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
759 abe0f35f 2020-03-18 stsp if (name == NULL) {
760 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
763 abe0f35f 2020-03-18 stsp off += s->name_len;
764 abe0f35f 2020-03-18 stsp remain -= s->name_len;
765 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
766 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
767 abe0f35f 2020-03-18 stsp free(name);
770 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
771 abe0f35f 2020-03-18 stsp if (target == NULL) {
772 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
773 abe0f35f 2020-03-18 stsp free(name);
776 abe0f35f 2020-03-18 stsp off += s->target_len;
777 abe0f35f 2020-03-18 stsp remain -= s->target_len;
778 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
780 abe0f35f 2020-03-18 stsp free(name);
781 abe0f35f 2020-03-18 stsp free(target);
786 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
787 9228a15c 2023-02-03 thomas if (datalen <= sizeof(**id)) {
788 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
791 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
792 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
793 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
796 9228a15c 2023-02-03 thomas memcpy(*id, imsg.data, sizeof(**id));
797 9228a15c 2023-02-03 thomas *refname = strndup(imsg.data + sizeof(**id),
798 9228a15c 2023-02-03 thomas datalen - sizeof(**id));
799 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
800 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
804 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
805 531c3985 2020-03-18 stsp if (datalen == 0) {
806 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
809 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
810 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
811 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
814 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
815 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
816 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
817 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
818 531c3985 2020-03-18 stsp free(*server_progress);
819 531c3985 2020-03-18 stsp *server_progress = NULL;
824 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
825 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
826 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
829 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
831 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
832 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
833 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
836 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
840 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
846 8f2d01a6 2020-03-18 stsp *id = NULL;
847 b887aab6 2020-03-18 stsp free(*refname);
848 b887aab6 2020-03-18 stsp *refname = NULL;
850 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
851 f8a36e22 2021-08-26 stsp return err;
854 f8a36e22 2021-08-26 stsp static const struct got_error *
855 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
856 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
858 f8a36e22 2021-08-26 stsp size_t len;
859 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
861 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
862 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
863 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
864 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
866 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
867 ea58e974 2023-02-03 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
868 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
869 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &delete, sizeof(delete)) == -1)
870 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
871 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
872 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
873 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
874 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
876 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
877 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
880 f8a36e22 2021-08-26 stsp const struct got_error *
881 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
882 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
883 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
884 abc59930 2021-09-05 naddy int verbosity)
886 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
887 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
888 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
889 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
891 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
892 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
893 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
894 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
895 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
896 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
897 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
898 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
899 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
900 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
901 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
906 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
910 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
911 f8a36e22 2021-08-26 stsp const char *name = pe->path;
912 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
913 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
914 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
919 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
920 f8a36e22 2021-08-26 stsp const char *name = pe->path;
921 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
922 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
927 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
928 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
929 f8a36e22 2021-08-26 stsp return err;
932 f8a36e22 2021-08-26 stsp const struct got_error *
933 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
934 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
936 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
937 f8a36e22 2021-08-26 stsp struct imsg imsg;
938 f8a36e22 2021-08-26 stsp size_t datalen;
939 f8a36e22 2021-08-26 stsp int done = 0;
940 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
941 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
942 f8a36e22 2021-08-26 stsp char *refname = NULL;
943 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
945 f8a36e22 2021-08-26 stsp while (!done) {
946 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
948 f8a36e22 2021-08-26 stsp return err;
949 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
950 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
951 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
952 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
953 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
956 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
957 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
958 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
959 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
962 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
963 f8a36e22 2021-08-26 stsp if (id == NULL) {
964 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
967 0f23036a 2023-02-03 thomas memcpy(id, &iremote_ref.id, sizeof(*id));
968 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
969 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
970 f8a36e22 2021-08-26 stsp if (refname == NULL) {
971 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
974 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
975 f8a36e22 2021-08-26 stsp refname, id);
978 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
980 f8a36e22 2021-08-26 stsp free(refname);
983 f8a36e22 2021-08-26 stsp refname = NULL;
985 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
986 f8a36e22 2021-08-26 stsp if (datalen != 0) {
987 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
990 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
994 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1000 f8a36e22 2021-08-26 stsp free(refname);
1001 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
1002 b9f99abf 2020-03-18 stsp return err;
1005 93658fb9 2020-03-18 stsp const struct got_error *
1006 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
1008 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
1011 f8a36e22 2021-08-26 stsp const struct got_error *
1012 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
1013 3fe5d0fe 2022-11-17 thomas int *success, char **refname, char **errmsg, struct imsgbuf *ibuf)
1015 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
1016 f8a36e22 2021-08-26 stsp struct imsg imsg;
1017 f8a36e22 2021-08-26 stsp size_t datalen;
1018 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
1020 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
1021 f8a36e22 2021-08-26 stsp *done = 0;
1022 f8a36e22 2021-08-26 stsp *success = 0;
1023 f8a36e22 2021-08-26 stsp *refname = NULL;
1024 3fe5d0fe 2022-11-17 thomas *errmsg = NULL;
1026 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1028 f8a36e22 2021-08-26 stsp return err;
1030 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1031 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1032 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1033 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1034 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1037 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1039 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1040 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1041 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1044 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1045 3fe5d0fe 2022-11-17 thomas if (datalen != sizeof(iref_status) + iref_status.name_len +
1046 3fe5d0fe 2022-11-17 thomas iref_status.errmsg_len) {
1047 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1050 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1051 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1052 f8a36e22 2021-08-26 stsp iref_status.name_len);
1054 3fe5d0fe 2022-11-17 thomas if (iref_status.errmsg_len != 0)
1055 3fe5d0fe 2022-11-17 thomas *errmsg = strndup(imsg.data + sizeof(iref_status) +
1056 3fe5d0fe 2022-11-17 thomas iref_status.name_len, iref_status.errmsg_len);
1058 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1059 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1060 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1063 f8a36e22 2021-08-26 stsp *done = 1;
1066 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1070 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1071 f8a36e22 2021-08-26 stsp return err;
1074 f8a36e22 2021-08-26 stsp const struct got_error *
1075 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1078 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1080 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1081 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1082 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1083 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1084 93658fb9 2020-03-18 stsp close(fd);
1085 93658fb9 2020-03-18 stsp return err;
1087 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1090 baa9fea0 2020-03-18 stsp const struct got_error *
1091 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1093 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1096 73ab1060 2020-03-18 stsp const struct got_error *
1097 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1098 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1099 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1101 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1102 93658fb9 2020-03-18 stsp struct imsg imsg;
1103 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1104 baa9fea0 2020-03-18 stsp size_t datalen;
1106 baa9fea0 2020-03-18 stsp *done = 0;
1107 668a20f6 2020-03-18 stsp *nobj_total = 0;
1108 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1109 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1111 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1113 93658fb9 2020-03-18 stsp return err;
1115 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1116 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1117 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1118 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1119 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1122 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1123 31d32634 2022-06-23 thomas if (iprogress->nobj_total < 0 || iprogress->nobj_indexed < 0 ||
1124 31d32634 2022-06-23 thomas iprogress->nobj_loose < 0 || iprogress->nobj_resolved < 0) {
1125 31d32634 2022-06-23 thomas err = got_error(GOT_ERR_RANGE);
1128 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1129 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1130 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1131 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1133 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1134 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1135 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1138 baa9fea0 2020-03-18 stsp *done = 1;
1141 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1145 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1146 baa9fea0 2020-03-18 stsp return err;
1149 93658fb9 2020-03-18 stsp const struct got_error *
1150 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1151 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1153 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1154 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1156 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1157 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1158 291624d8 2018-11-07 stsp iobj = imsg->data;
1160 31d32634 2022-06-23 thomas if (iobj->pack_offset < 0)
1161 31d32634 2022-06-23 thomas return got_error(GOT_ERR_PACK_OFFSET);
1163 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1164 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1165 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1167 fc842fc8 2023-02-03 thomas memcpy(&(*obj)->id, &iobj->id, sizeof(iobj->id));
1168 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1169 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1170 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1171 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1172 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1173 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1174 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1175 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1177 772802ae 2022-01-27 thomas STAILQ_INIT(&(*obj)->deltas.entries);
1178 772802ae 2022-01-27 thomas return NULL;
1181 2178c42e 2018-04-22 stsp const struct got_error *
1182 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1184 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1185 2178c42e 2018-04-22 stsp struct imsg imsg;
1186 c4eae628 2018-04-23 stsp const size_t min_datalen =
1187 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1189 2178c42e 2018-04-22 stsp *obj = NULL;
1191 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1193 2178c42e 2018-04-22 stsp return err;
1195 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1196 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1197 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1200 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1204 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1206 bff6ca00 2018-04-23 stsp return err;
1209 c75f7264 2018-09-11 stsp static const struct got_error *
1210 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1211 c75f7264 2018-09-11 stsp size_t logmsg_len)
1213 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1214 c75f7264 2018-09-11 stsp size_t offset, remain;
1216 c75f7264 2018-09-11 stsp offset = 0;
1217 c75f7264 2018-09-11 stsp remain = logmsg_len;
1218 c75f7264 2018-09-11 stsp while (remain > 0) {
1219 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1221 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1222 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1223 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1224 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1228 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1232 c75f7264 2018-09-11 stsp offset += n;
1233 c75f7264 2018-09-11 stsp remain -= n;
1236 fa4ffeb3 2018-11-04 stsp return err;
1239 bff6ca00 2018-04-23 stsp const struct got_error *
1240 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1242 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1243 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1244 bff6ca00 2018-04-23 stsp uint8_t *buf;
1245 bff6ca00 2018-04-23 stsp size_t len, total;
1246 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1247 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1248 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1249 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1251 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1252 e4c85b49 2023-02-03 thomas commit->nparents * sizeof(struct got_object_id);
1254 bff6ca00 2018-04-23 stsp buf = malloc(total);
1255 bff6ca00 2018-04-23 stsp if (buf == NULL)
1256 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1258 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1259 e4c85b49 2023-02-03 thomas memcpy(&icommit->tree_id, commit->tree_id, sizeof(icommit->tree_id));
1260 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1261 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1262 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1263 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1264 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1265 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1266 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1267 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1269 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1270 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1271 b9c33926 2018-11-07 stsp len += author_len;
1272 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1273 b9c33926 2018-11-07 stsp len += committer_len;
1274 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1275 e4c85b49 2023-02-03 thomas memcpy(buf + len, &qid->id, sizeof(qid->id));
1276 e4c85b49 2023-02-03 thomas len += sizeof(qid->id);
1279 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1280 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1281 bff6ca00 2018-04-23 stsp goto done;
1284 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1285 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1286 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1288 904df868 2018-11-04 stsp goto done;
1290 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1292 bff6ca00 2018-04-23 stsp free(buf);
1293 bff6ca00 2018-04-23 stsp return err;
1296 ca6e02ac 2020-01-07 stsp static const struct got_error *
1297 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1298 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1300 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1301 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1302 ca6e02ac 2020-01-07 stsp size_t len = 0;
1305 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1306 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1308 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1309 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1310 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1311 e4c85b49 2023-02-03 thomas icommit->nparents * sizeof(struct got_object_id))
1312 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1314 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1315 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1317 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1319 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1320 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1321 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1322 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1324 e4c85b49 2023-02-03 thomas memcpy((*commit)->tree_id, &icommit->tree_id,
1325 e4c85b49 2023-02-03 thomas sizeof(icommit->tree_id));
1326 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1327 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1328 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1329 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1331 79b7acf3 2022-06-23 thomas (*commit)->author = strndup(imsg->data + len, icommit->author_len);
1332 79b7acf3 2022-06-23 thomas if ((*commit)->author == NULL) {
1333 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1334 79b7acf3 2022-06-23 thomas goto done;
1336 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1338 79b7acf3 2022-06-23 thomas (*commit)->committer = strndup(imsg->data + len,
1339 79b7acf3 2022-06-23 thomas icommit->committer_len);
1340 79b7acf3 2022-06-23 thomas if ((*commit)->committer == NULL) {
1341 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1342 79b7acf3 2022-06-23 thomas goto done;
1344 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1346 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1347 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1348 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1349 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1350 ca6e02ac 2020-01-07 stsp goto done;
1353 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1355 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1356 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1357 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1358 ca6e02ac 2020-01-07 stsp goto done;
1360 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1361 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1362 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1365 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1367 ca6e02ac 2020-01-07 stsp goto done;
1369 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1370 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1371 ca6e02ac 2020-01-07 stsp goto done;
1374 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1375 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1376 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1377 ca6e02ac 2020-01-07 stsp offset += n;
1378 ca6e02ac 2020-01-07 stsp remain -= n;
1380 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1383 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1384 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1386 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1389 ec242592 2022-04-22 thomas memcpy(&qid->id, imsg->data + len +
1390 e4c85b49 2023-02-03 thomas i * sizeof(qid->id), sizeof(qid->id));
1391 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1392 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1395 ca6e02ac 2020-01-07 stsp if (err) {
1396 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1397 ca6e02ac 2020-01-07 stsp *commit = NULL;
1399 ca6e02ac 2020-01-07 stsp return err;
1402 ca6e02ac 2020-01-07 stsp const struct got_error *
1403 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1405 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1406 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1407 ca6e02ac 2020-01-07 stsp size_t datalen;
1408 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1409 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1410 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1412 ca6e02ac 2020-01-07 stsp *commit = NULL;
1414 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1416 ca6e02ac 2020-01-07 stsp return err;
1418 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1420 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1421 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1422 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1425 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1429 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1431 e033d803 2018-04-23 stsp return err;
1434 06de99ad 2022-05-19 thomas static const struct got_error *
1435 63915ee5 2022-06-23 thomas send_tree_entries_batch(struct imsgbuf *ibuf,
1436 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int idx0, int idxN, size_t len)
1438 06de99ad 2022-05-19 thomas struct ibuf *wbuf;
1439 06de99ad 2022-05-19 thomas struct got_imsg_tree_entries ientries;
1442 c26ee7ad 2022-06-23 thomas memset(&ientries, 0, sizeof(ientries));
1444 06de99ad 2022-05-19 thomas wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1445 06de99ad 2022-05-19 thomas if (wbuf == NULL)
1446 06de99ad 2022-05-19 thomas return got_error_from_errno("imsg_create TREE_ENTRY");
1448 06de99ad 2022-05-19 thomas ientries.nentries = idxN - idx0 + 1;
1449 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1450 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1452 06de99ad 2022-05-19 thomas for (i = idx0; i <= idxN; i++) {
1453 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[i];
1455 2be33b09 2023-02-03 thomas /* Keep in sync with struct got_imsg_tree_entry definition! */
1456 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1)
1457 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1458 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1459 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1460 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1461 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1463 06de99ad 2022-05-19 thomas /* Remaining bytes are the entry's name. */
1464 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1465 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1468 06de99ad 2022-05-19 thomas imsg_close(ibuf, wbuf);
1469 06de99ad 2022-05-19 thomas return NULL;
1472 63915ee5 2022-06-23 thomas static const struct got_error *
1473 63915ee5 2022-06-23 thomas send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1474 63915ee5 2022-06-23 thomas int nentries)
1476 06de99ad 2022-05-19 thomas const struct got_error *err = NULL;
1477 06de99ad 2022-05-19 thomas int i, j;
1478 63915ee5 2022-06-23 thomas size_t entries_len = sizeof(struct got_imsg_tree_entries);
1481 06de99ad 2022-05-19 thomas for (j = 0; j < nentries; j++) {
1482 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[j];
1483 11a2b20c 2023-02-17 thomas size_t len = sizeof(struct got_imsg_tree_entry) + pte->namelen;
1485 06de99ad 2022-05-19 thomas if (j > 0 &&
1486 06de99ad 2022-05-19 thomas entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1487 63915ee5 2022-06-23 thomas err = send_tree_entries_batch(ibuf, entries,
1488 06de99ad 2022-05-19 thomas i, j - 1, entries_len);
1489 06de99ad 2022-05-19 thomas if (err)
1490 06de99ad 2022-05-19 thomas return err;
1492 06de99ad 2022-05-19 thomas entries_len = sizeof(struct got_imsg_tree_entries);
1495 06de99ad 2022-05-19 thomas entries_len += len;
1498 06de99ad 2022-05-19 thomas if (j > 0) {
1499 63915ee5 2022-06-23 thomas err = send_tree_entries_batch(ibuf, entries, i, j - 1,
1500 63915ee5 2022-06-23 thomas entries_len);
1501 06de99ad 2022-05-19 thomas if (err)
1502 06de99ad 2022-05-19 thomas return err;
1505 63915ee5 2022-06-23 thomas return NULL;
1508 63915ee5 2022-06-23 thomas const struct got_error *
1509 63915ee5 2022-06-23 thomas got_privsep_send_tree(struct imsgbuf *ibuf,
1510 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int nentries)
1512 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
1513 63915ee5 2022-06-23 thomas struct got_imsg_tree_object itree;
1515 c26ee7ad 2022-06-23 thomas memset(&itree, 0, sizeof(itree));
1516 63915ee5 2022-06-23 thomas itree.nentries = nentries;
1517 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1519 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose TREE");
1521 63915ee5 2022-06-23 thomas err = send_tree_entries(ibuf, entries, nentries);
1522 63915ee5 2022-06-23 thomas if (err)
1523 63915ee5 2022-06-23 thomas return err;
1525 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1529 63915ee5 2022-06-23 thomas static const struct got_error *
1530 63915ee5 2022-06-23 thomas recv_tree_entries(void *data, size_t datalen, struct got_tree_object *tree,
1531 63915ee5 2022-06-23 thomas int *nentries)
1533 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
1534 63915ee5 2022-06-23 thomas struct got_imsg_tree_entries *ientries;
1535 63915ee5 2022-06-23 thomas struct got_tree_entry *te;
1536 63915ee5 2022-06-23 thomas size_t te_offset;
1537 63915ee5 2022-06-23 thomas size_t i;
1539 63915ee5 2022-06-23 thomas if (datalen <= sizeof(*ientries) ||
1540 63915ee5 2022-06-23 thomas datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
1541 63915ee5 2022-06-23 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
1543 63915ee5 2022-06-23 thomas ientries = (struct got_imsg_tree_entries *)data;
1544 63915ee5 2022-06-23 thomas if (ientries->nentries > INT_MAX) {
1545 63915ee5 2022-06-23 thomas return got_error_msg(GOT_ERR_NO_SPACE,
1546 63915ee5 2022-06-23 thomas "too many tree entries");
1549 63915ee5 2022-06-23 thomas te_offset = sizeof(*ientries);
1550 63915ee5 2022-06-23 thomas for (i = 0; i < ientries->nentries; i++) {
1551 63915ee5 2022-06-23 thomas struct got_imsg_tree_entry ite;
1552 63915ee5 2022-06-23 thomas const char *te_name;
1553 63915ee5 2022-06-23 thomas uint8_t *buf = (uint8_t *)data + te_offset;
1555 63915ee5 2022-06-23 thomas if (te_offset >= datalen) {
1556 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1560 63915ee5 2022-06-23 thomas /* Might not be aligned, size is ~32 bytes. */
1561 63915ee5 2022-06-23 thomas memcpy(&ite, buf, sizeof(ite));
1563 63915ee5 2022-06-23 thomas if (ite.namelen >= sizeof(te->name)) {
1564 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1567 63915ee5 2022-06-23 thomas if (te_offset + sizeof(ite) + ite.namelen > datalen) {
1568 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1572 63915ee5 2022-06-23 thomas if (*nentries >= tree->nentries) {
1573 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1576 63915ee5 2022-06-23 thomas te = &tree->entries[*nentries];
1577 63915ee5 2022-06-23 thomas te_name = buf + sizeof(ite);
1578 63915ee5 2022-06-23 thomas memcpy(te->name, te_name, ite.namelen);
1579 63915ee5 2022-06-23 thomas te->name[ite.namelen] = '\0';
1580 63915ee5 2022-06-23 thomas memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1581 63915ee5 2022-06-23 thomas te->mode = ite.mode;
1582 63915ee5 2022-06-23 thomas te->idx = *nentries;
1583 63915ee5 2022-06-23 thomas (*nentries)++;
1585 63915ee5 2022-06-23 thomas te_offset += sizeof(ite) + ite.namelen;
1588 63915ee5 2022-06-23 thomas return err;
1591 e033d803 2018-04-23 stsp const struct got_error *
1592 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1594 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1595 e033d803 2018-04-23 stsp const size_t min_datalen =
1596 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1597 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1598 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1599 e033d803 2018-04-23 stsp int nentries = 0;
1601 e033d803 2018-04-23 stsp *tree = NULL;
1603 9b5e2ebd 2022-07-07 thomas while (*tree == NULL || nentries < (*tree)->nentries) {
1604 e033d803 2018-04-23 stsp struct imsg imsg;
1605 e033d803 2018-04-23 stsp size_t datalen;
1607 9b5e2ebd 2022-07-07 thomas err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1608 9b5e2ebd 2022-07-07 thomas if (err)
1611 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1613 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1614 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1615 e033d803 2018-04-23 stsp /* This message should only appear once. */
1616 e033d803 2018-04-23 stsp if (*tree != NULL) {
1617 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1620 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1621 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1624 291624d8 2018-11-07 stsp itree = imsg.data;
1625 ace4d4e7 2022-05-19 thomas if (itree->nentries < 0) {
1626 ace4d4e7 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1629 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1630 e033d803 2018-04-23 stsp if (*tree == NULL) {
1631 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1634 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1635 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1636 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1637 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1638 c3bacae2 2022-05-19 thomas free(*tree);
1639 c3bacae2 2022-05-19 thomas *tree = NULL;
1642 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1643 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1645 06de99ad 2022-05-19 thomas case GOT_IMSG_TREE_ENTRIES:
1646 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1647 e033d803 2018-04-23 stsp if (*tree == NULL) {
1648 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1651 63915ee5 2022-06-23 thomas err = recv_tree_entries(imsg.data, datalen,
1652 63915ee5 2022-06-23 thomas *tree, &nentries);
1655 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1659 e033d803 2018-04-23 stsp imsg_free(&imsg);
1664 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1665 1e51f5b9 2018-04-23 stsp if (err == NULL)
1666 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1667 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1668 e033d803 2018-04-23 stsp *tree = NULL;
1671 ff6b18f8 2018-04-24 stsp return err;
1674 ff6b18f8 2018-04-24 stsp const struct got_error *
1675 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1676 ac544f8c 2019-01-13 stsp const uint8_t *data)
1678 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1680 c26ee7ad 2022-06-23 thomas memset(&iblob, 0, sizeof(iblob));
1681 2967a784 2018-04-24 stsp iblob.size = size;
1682 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1684 ac544f8c 2019-01-13 stsp if (data) {
1685 ac544f8c 2019-01-13 stsp uint8_t *buf;
1687 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1688 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1690 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1691 ac544f8c 2019-01-13 stsp if (buf == NULL)
1692 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1694 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1695 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1696 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1697 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1698 ac544f8c 2019-01-13 stsp free(buf);
1699 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1701 ac544f8c 2019-01-13 stsp free(buf);
1703 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1704 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1705 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1706 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1710 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1713 ff6b18f8 2018-04-24 stsp const struct got_error *
1714 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1715 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1717 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1718 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1719 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1720 ff6b18f8 2018-04-24 stsp size_t datalen;
1722 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1724 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1726 ff6b18f8 2018-04-24 stsp return err;
1728 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1730 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1731 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1732 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1733 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1736 291624d8 2018-11-07 stsp iblob = imsg.data;
1737 291624d8 2018-11-07 stsp *size = iblob->size;
1738 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1740 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1741 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1745 31d32634 2022-06-23 thomas if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX ||
1746 31d32634 2022-06-23 thomas *size > datalen + sizeof(*iblob)) {
1747 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1751 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1752 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1753 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1756 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1759 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1763 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1765 f4a881ce 2018-11-17 stsp return err;
1768 f4a881ce 2018-11-17 stsp static const struct got_error *
1769 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1771 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1772 f4a881ce 2018-11-17 stsp size_t offset, remain;
1774 f4a881ce 2018-11-17 stsp offset = 0;
1775 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1776 f4a881ce 2018-11-17 stsp while (remain > 0) {
1777 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1779 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1780 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1781 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1785 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1789 f4a881ce 2018-11-17 stsp offset += n;
1790 f4a881ce 2018-11-17 stsp remain -= n;
1793 f4a881ce 2018-11-17 stsp return err;
1796 f4a881ce 2018-11-17 stsp const struct got_error *
1797 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1799 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1800 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1801 f4a881ce 2018-11-17 stsp uint8_t *buf;
1802 f4a881ce 2018-11-17 stsp size_t len, total;
1803 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1804 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1805 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1807 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1809 f4a881ce 2018-11-17 stsp buf = malloc(total);
1810 f4a881ce 2018-11-17 stsp if (buf == NULL)
1811 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1813 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1814 35cdfa2c 2023-02-20 thomas memcpy(&itag->id, &tag->id, sizeof(itag->id));
1815 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1816 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1817 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1818 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1819 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1820 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1822 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1823 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1824 f4a881ce 2018-11-17 stsp len += tag_len;
1825 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1826 f4a881ce 2018-11-17 stsp len += tagger_len;
1828 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1829 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1830 f4a881ce 2018-11-17 stsp goto done;
1833 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1834 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1835 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1837 f4a881ce 2018-11-17 stsp goto done;
1839 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1841 f4a881ce 2018-11-17 stsp free(buf);
1842 f4a881ce 2018-11-17 stsp return err;
1845 f4a881ce 2018-11-17 stsp const struct got_error *
1846 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1848 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1849 f4a881ce 2018-11-17 stsp struct imsg imsg;
1850 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1851 f4a881ce 2018-11-17 stsp size_t len, datalen;
1852 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1853 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1854 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1856 f4a881ce 2018-11-17 stsp *tag = NULL;
1858 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1860 f4a881ce 2018-11-17 stsp return err;
1862 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1865 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1866 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1867 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1868 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1871 f4a881ce 2018-11-17 stsp itag = imsg.data;
1872 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1873 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1874 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1877 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1879 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1880 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1881 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1885 35cdfa2c 2023-02-20 thomas memcpy(&(*tag)->id, &itag->id, sizeof(itag->id));
1887 79b7acf3 2022-06-23 thomas (*tag)->tag = strndup(imsg.data + len, itag->tag_len);
1888 79b7acf3 2022-06-23 thomas if ((*tag)->tag == NULL) {
1889 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1892 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1894 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1895 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1896 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1898 79b7acf3 2022-06-23 thomas (*tag)->tagger = strndup(imsg.data + len, itag->tagger_len);
1899 79b7acf3 2022-06-23 thomas if ((*tag)->tagger == NULL) {
1900 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1903 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1905 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1906 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1907 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1908 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1912 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1914 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1915 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1916 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1919 f4a881ce 2018-11-17 stsp while (remain > 0) {
1920 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1921 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1924 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1926 f4a881ce 2018-11-17 stsp return err;
1928 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1929 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1931 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1933 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1934 f4a881ce 2018-11-17 stsp offset += n;
1935 f4a881ce 2018-11-17 stsp remain -= n;
1937 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1942 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1946 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1948 2178c42e 2018-04-22 stsp return err;
1951 876c234b 2018-09-10 stsp const struct got_error *
1952 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1953 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1955 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1956 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1957 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1960 c26ee7ad 2022-06-23 thomas memset(&ipackidx, 0, sizeof(ipackidx));
1961 c26ee7ad 2022-06-23 thomas memset(&ipack, 0, sizeof(ipack));
1963 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1964 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1965 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1966 876c234b 2018-09-10 stsp if (fd == -1)
1967 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1969 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1970 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1971 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1972 41496140 2019-02-21 stsp close(fd);
1973 41496140 2019-02-21 stsp return err;
1976 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1977 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1978 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1979 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1981 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1982 876c234b 2018-09-10 stsp if (fd == -1)
1983 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1985 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
1987 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
1988 41496140 2019-02-21 stsp close(fd);
1989 41496140 2019-02-21 stsp return err;
1992 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
1995 876c234b 2018-09-10 stsp const struct got_error *
1996 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
1997 106807b4 2018-09-15 stsp struct got_object_id *id)
1999 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
2001 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
2002 876c234b 2018-09-10 stsp iobj.idx = idx;
2003 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
2005 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
2006 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
2007 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
2008 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
2010 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2013 aba9c984 2019-09-08 stsp const struct got_error *
2014 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
2015 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
2017 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2019 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
2020 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2021 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
2023 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2024 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2025 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2026 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2028 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2031 59d1e4a0 2021-03-10 stsp const struct got_error *
2032 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2034 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2036 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2037 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2038 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2039 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2040 aba9c984 2019-09-08 stsp close(fd);
2041 aba9c984 2019-09-08 stsp return err;
2044 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2047 aba9c984 2019-09-08 stsp const struct got_error *
2048 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2050 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2051 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2052 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2053 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2054 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2056 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2059 aba9c984 2019-09-08 stsp const struct got_error *
2060 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2062 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2063 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2064 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2065 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2066 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2068 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2072 20b7abb3 2020-10-22 stsp const struct got_error *
2073 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2075 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2076 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2077 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2078 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2080 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2083 aba9c984 2019-09-08 stsp const struct got_error *
2084 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2086 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2087 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2088 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2089 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2091 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2094 cd95becd 2019-11-29 stsp const struct got_error *
2095 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2097 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2098 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2099 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2100 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2102 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2105 aba9c984 2019-09-08 stsp const struct got_error *
2106 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2108 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2109 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2110 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2111 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2113 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2116 9a1cc63f 2020-02-03 stsp const struct got_error *
2117 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2119 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2120 aba9c984 2019-09-08 stsp struct imsg imsg;
2121 aba9c984 2019-09-08 stsp size_t datalen;
2123 aba9c984 2019-09-08 stsp *str = NULL;
2125 12a8238e 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2127 aba9c984 2019-09-08 stsp return err;
2128 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2130 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2131 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2132 aba9c984 2019-09-08 stsp if (datalen == 0)
2134 fcbb06bf 2023-01-14 thomas *str = strndup(imsg.data, datalen);
2135 aba9c984 2019-09-08 stsp if (*str == NULL) {
2136 fcbb06bf 2023-01-14 thomas err = got_error_from_errno("strndup");
2141 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2145 b091c2cd 2023-02-07 thomas imsg_free(&imsg);
2146 b091c2cd 2023-02-07 thomas return err;
2149 b091c2cd 2023-02-07 thomas const struct got_error *
2150 b091c2cd 2023-02-07 thomas got_privsep_recv_gitconfig_pair(char **key, char **val, struct imsgbuf *ibuf)
2152 b091c2cd 2023-02-07 thomas const struct got_error *err = NULL;
2153 b091c2cd 2023-02-07 thomas struct got_imsg_gitconfig_pair p;
2154 b091c2cd 2023-02-07 thomas struct imsg imsg;
2155 b091c2cd 2023-02-07 thomas size_t datalen;
2156 b091c2cd 2023-02-07 thomas uint8_t *data;
2158 b091c2cd 2023-02-07 thomas *key = *val = NULL;
2160 b091c2cd 2023-02-07 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2161 b091c2cd 2023-02-07 thomas if (err)
2162 b091c2cd 2023-02-07 thomas return err;
2164 b091c2cd 2023-02-07 thomas data = imsg.data;
2165 b091c2cd 2023-02-07 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2167 b091c2cd 2023-02-07 thomas if (imsg.hdr.type != GOT_IMSG_GITCONFIG_PAIR) {
2168 b091c2cd 2023-02-07 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2169 b091c2cd 2023-02-07 thomas goto done;
2172 b091c2cd 2023-02-07 thomas if (datalen < sizeof(p)) {
2173 b091c2cd 2023-02-07 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2174 b091c2cd 2023-02-07 thomas goto done;
2177 b091c2cd 2023-02-07 thomas memcpy(&p, data, sizeof(p));
2178 b091c2cd 2023-02-07 thomas data += sizeof(p);
2180 b091c2cd 2023-02-07 thomas if (datalen != sizeof(p) + p.klen + p.vlen) {
2181 b091c2cd 2023-02-07 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2182 b091c2cd 2023-02-07 thomas goto done;
2185 b091c2cd 2023-02-07 thomas *key = strndup(data, p.klen);
2186 b091c2cd 2023-02-07 thomas if (*key == NULL) {
2187 b091c2cd 2023-02-07 thomas err = got_error_from_errno("strndup");
2188 b091c2cd 2023-02-07 thomas goto done;
2190 b091c2cd 2023-02-07 thomas data += p.klen;
2192 b091c2cd 2023-02-07 thomas *val = strndup(data, p.vlen);
2193 b091c2cd 2023-02-07 thomas if (*val == NULL) {
2194 b091c2cd 2023-02-07 thomas err = got_error_from_errno("strndup");
2195 b091c2cd 2023-02-07 thomas goto done;
2199 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2200 aba9c984 2019-09-08 stsp return err;
2203 aba9c984 2019-09-08 stsp const struct got_error *
2204 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2206 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2207 aba9c984 2019-09-08 stsp struct imsg imsg;
2208 aba9c984 2019-09-08 stsp size_t datalen;
2209 aba9c984 2019-09-08 stsp const size_t min_datalen =
2210 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2214 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2216 aba9c984 2019-09-08 stsp return err;
2217 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2219 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2220 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2221 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2222 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2225 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2228 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2232 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2233 cd95becd 2019-11-29 stsp return err;
2236 b8adfa55 2020-09-25 stsp static void
2237 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2241 b8adfa55 2020-09-25 stsp free(remote->name);
2242 6480c871 2021-08-30 stsp free(remote->fetch_url);
2243 6480c871 2021-08-30 stsp free(remote->send_url);
2244 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2245 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2246 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2247 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2248 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2249 6480c871 2021-08-30 stsp free(remote->send_branches);
2250 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2251 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2252 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2255 cd95becd 2019-11-29 stsp const struct got_error *
2256 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2257 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2259 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2260 cd95becd 2019-11-29 stsp struct imsg imsg;
2261 cd95becd 2019-11-29 stsp size_t datalen;
2262 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2263 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2265 cd95becd 2019-11-29 stsp *remotes = NULL;
2266 cd95becd 2019-11-29 stsp *nremotes = 0;
2267 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2269 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2271 cd95becd 2019-11-29 stsp return err;
2272 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2274 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2275 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2276 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2277 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2280 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2281 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2282 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2283 cd95becd 2019-11-29 stsp return NULL;
2287 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2288 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2291 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2293 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2294 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2295 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2297 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2298 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2300 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2303 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2305 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2306 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2307 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2308 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2309 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2310 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2313 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2314 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2315 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2316 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2317 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2318 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2319 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2322 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2323 cd95becd 2019-11-29 stsp iremote.name_len);
2324 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2325 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2328 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2329 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2330 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2331 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2332 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2335 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2336 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2337 6480c871 2021-08-30 stsp iremote.send_url_len);
2338 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2339 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2340 6480c871 2021-08-30 stsp free_remote_data(remote);
2343 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2344 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2345 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2346 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2347 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2348 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2349 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2350 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2351 cd95becd 2019-11-29 stsp (*nremotes)++;
2354 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2358 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2363 cd95becd 2019-11-29 stsp if (err) {
2365 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2366 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2367 cd95becd 2019-11-29 stsp free(*remotes);
2368 cd95becd 2019-11-29 stsp *remotes = NULL;
2369 cd95becd 2019-11-29 stsp *nremotes = 0;
2371 aba9c984 2019-09-08 stsp return err;
2374 257add31 2020-09-09 stsp const struct got_error *
2375 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2377 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2379 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2380 257add31 2020-09-09 stsp NULL, 0) == -1) {
2381 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2382 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2383 257add31 2020-09-09 stsp close(fd);
2384 257add31 2020-09-09 stsp return err;
2387 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2390 257add31 2020-09-09 stsp const struct got_error *
2391 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2393 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2394 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2395 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2396 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2398 871bd038 2022-07-03 thomas return flush_imsg(ibuf);
2401 871bd038 2022-07-03 thomas const struct got_error *
2402 871bd038 2022-07-03 thomas got_privsep_send_gotconfig_allowed_signers_req(struct imsgbuf *ibuf)
2404 871bd038 2022-07-03 thomas if (imsg_compose(ibuf,
2405 871bd038 2022-07-03 thomas GOT_IMSG_GOTCONFIG_ALLOWEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2406 871bd038 2022-07-03 thomas return got_error_from_errno("imsg_compose "
2407 871bd038 2022-07-03 thomas "GOTCONFIG_ALLOWEDSIGNERS_REQUEST");
2409 871bd038 2022-07-03 thomas return flush_imsg(ibuf);
2412 871bd038 2022-07-03 thomas const struct got_error *
2413 871bd038 2022-07-03 thomas got_privsep_send_gotconfig_revoked_signers_req(struct imsgbuf *ibuf)
2415 871bd038 2022-07-03 thomas if (imsg_compose(ibuf,
2416 871bd038 2022-07-03 thomas GOT_IMSG_GOTCONFIG_REVOKEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2417 871bd038 2022-07-03 thomas return got_error_from_errno("imsg_compose "
2418 871bd038 2022-07-03 thomas "GOTCONFIG_REVOKEDSIGNERS_REQUEST");
2420 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2423 ca6e02ac 2020-01-07 stsp const struct got_error *
2424 ff5e1f09 2022-07-06 thomas got_privsep_send_gotconfig_signer_id_req(struct imsgbuf *ibuf)
2426 ff5e1f09 2022-07-06 thomas if (imsg_compose(ibuf,
2427 ff5e1f09 2022-07-06 thomas GOT_IMSG_GOTCONFIG_SIGNERID_REQUEST, 0, 0, -1, NULL, 0) == -1)
2428 ff5e1f09 2022-07-06 thomas return got_error_from_errno("imsg_compose "
2429 ff5e1f09 2022-07-06 thomas "GOTCONFIG_SIGNERID_REQUEST");
2431 ff5e1f09 2022-07-06 thomas return flush_imsg(ibuf);
2434 ff5e1f09 2022-07-06 thomas const struct got_error *
2435 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2437 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2438 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2439 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2440 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2442 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2445 257add31 2020-09-09 stsp const struct got_error *
2446 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2448 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2449 257add31 2020-09-09 stsp struct imsg imsg;
2450 257add31 2020-09-09 stsp size_t datalen;
2452 257add31 2020-09-09 stsp *str = NULL;
2454 12a8238e 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2456 257add31 2020-09-09 stsp return err;
2457 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2459 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2460 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2461 257add31 2020-09-09 stsp if (datalen == 0)
2463 fcbb06bf 2023-01-14 thomas *str = strndup(imsg.data, datalen);
2464 257add31 2020-09-09 stsp if (*str == NULL) {
2465 fcbb06bf 2023-01-14 thomas err = got_error_from_errno("strndup");
2470 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2474 257add31 2020-09-09 stsp imsg_free(&imsg);
2475 257add31 2020-09-09 stsp return err;
2478 257add31 2020-09-09 stsp const struct got_error *
2479 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2480 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2482 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2483 257add31 2020-09-09 stsp struct imsg imsg;
2484 257add31 2020-09-09 stsp size_t datalen;
2485 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2486 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2487 257add31 2020-09-09 stsp const size_t min_datalen =
2488 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2490 257add31 2020-09-09 stsp *remotes = NULL;
2491 257add31 2020-09-09 stsp *nremotes = 0;
2492 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2494 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2496 257add31 2020-09-09 stsp return err;
2497 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2499 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2500 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2501 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2502 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2505 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2506 31d32634 2022-06-23 thomas if (iremotes.nremotes < 0) {
2507 31d32634 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2510 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2511 257add31 2020-09-09 stsp imsg_free(&imsg);
2512 257add31 2020-09-09 stsp return NULL;
2516 257add31 2020-09-09 stsp imsg_free(&imsg);
2517 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2520 257add31 2020-09-09 stsp imsg_free(&imsg);
2522 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2523 257add31 2020-09-09 stsp if (*remotes == NULL)
2524 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2526 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2527 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2528 257add31 2020-09-09 stsp const size_t min_datalen =
2529 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2532 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2535 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2537 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2538 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2539 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2540 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2541 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2542 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2545 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2546 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2547 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2548 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2549 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2550 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2551 6480c871 2021-08-30 stsp datalen) {
2552 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2555 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2556 257add31 2020-09-09 stsp iremote.name_len);
2557 257add31 2020-09-09 stsp if (remote->name == NULL) {
2558 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2561 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2562 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2563 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2564 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2565 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2566 6480c871 2021-08-30 stsp free_remote_data(remote);
2569 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2570 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2571 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2572 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2573 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2574 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2577 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2578 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2579 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2580 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2581 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2582 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2583 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2584 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2588 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2589 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2590 b8adfa55 2020-09-25 stsp char *branch;
2591 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2593 b8adfa55 2020-09-25 stsp if (err) {
2594 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2595 b8adfa55 2020-09-25 stsp goto done;
2597 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2598 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2600 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2601 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2602 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2603 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2604 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2605 99495ddb 2021-01-10 stsp free_remote_data(remote);
2609 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2610 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2611 6480c871 2021-08-30 stsp char *branch;
2612 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2614 6480c871 2021-08-30 stsp if (err) {
2615 6480c871 2021-08-30 stsp free_remote_data(remote);
2616 6480c871 2021-08-30 stsp goto done;
2618 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2619 6480c871 2021-08-30 stsp remote->nsend_branches++;
2621 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2622 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2623 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2624 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2625 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2626 6480c871 2021-08-30 stsp free_remote_data(remote);
2630 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2631 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2632 99495ddb 2021-01-10 stsp char *ref;
2633 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2635 99495ddb 2021-01-10 stsp if (err) {
2636 99495ddb 2021-01-10 stsp free_remote_data(remote);
2637 99495ddb 2021-01-10 stsp goto done;
2639 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2640 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2642 257add31 2020-09-09 stsp (*nremotes)++;
2645 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2649 257add31 2020-09-09 stsp imsg_free(&imsg);
2654 257add31 2020-09-09 stsp if (err) {
2656 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2657 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2658 257add31 2020-09-09 stsp free(*remotes);
2659 257add31 2020-09-09 stsp *remotes = NULL;
2660 257add31 2020-09-09 stsp *nremotes = 0;
2662 257add31 2020-09-09 stsp return err;
2665 257add31 2020-09-09 stsp const struct got_error *
2666 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2667 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2669 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2670 a578d6ec 2023-03-01 thomas size_t path_len = strlen(path);
2672 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2673 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2674 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2675 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2676 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2678 a578d6ec 2023-03-01 thomas * Keep in sync with struct got_imsg_commit_traversal_request
2679 a578d6ec 2023-03-01 thomas * and struct got_imsg_packed_object.
2681 a578d6ec 2023-03-01 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
2682 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2683 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2684 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2685 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2686 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2687 a578d6ec 2023-03-01 thomas if (imsg_add(wbuf, &path_len, sizeof(path_len)) == -1)
2688 a578d6ec 2023-03-01 thomas return got_error_from_errno("imsg_add "
2689 a578d6ec 2023-03-01 thomas "COMMIT_TRAVERSAL_REQUEST");
2690 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, path, path_len) == -1)
2691 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2692 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2694 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2695 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2698 ca6e02ac 2020-01-07 stsp const struct got_error *
2699 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2700 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2701 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2703 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2704 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2705 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2706 35cdfa2c 2023-02-20 thomas struct got_object_id *ids;
2707 ca6e02ac 2020-01-07 stsp size_t datalen;
2708 ca6e02ac 2020-01-07 stsp int i, done = 0;
2710 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2711 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2713 ca6e02ac 2020-01-07 stsp while (!done) {
2714 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2716 ca6e02ac 2020-01-07 stsp return err;
2718 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2719 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2720 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2721 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2722 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2723 35cdfa2c 2023-02-20 thomas icommits->ncommits * sizeof(*ids)) {
2724 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2727 35cdfa2c 2023-02-20 thomas ids = imsg.data + sizeof(*icommits);
2728 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2729 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2731 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2734 35cdfa2c 2023-02-20 thomas memcpy(&qid->id, &ids[i], sizeof(ids[i]));
2735 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2737 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2738 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2739 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2740 ec242592 2022-04-22 thomas got_object_id_dup(&qid->id);
2741 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2742 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2743 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2749 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2750 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2751 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2754 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2755 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2757 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2761 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2765 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2771 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2772 ca6e02ac 2020-01-07 stsp return err;
2775 63915ee5 2022-06-23 thomas const struct got_error *
2776 63915ee5 2022-06-23 thomas got_privsep_send_enumerated_tree(size_t *totlen, struct imsgbuf *ibuf,
2777 63915ee5 2022-06-23 thomas struct got_object_id *tree_id, const char *path,
2778 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int nentries)
2780 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
2781 63915ee5 2022-06-23 thomas struct ibuf *wbuf;
2782 63915ee5 2022-06-23 thomas size_t path_len = strlen(path);
2783 63915ee5 2022-06-23 thomas size_t msglen;
2785 63915ee5 2022-06-23 thomas msglen = sizeof(struct got_imsg_enumerated_tree) + path_len;
2786 63915ee5 2022-06-23 thomas wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_TREE, 0, 0, msglen);
2787 63915ee5 2022-06-23 thomas if (wbuf == NULL)
2788 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_create ENUMERATED_TREE");
2790 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, tree_id->sha1, SHA1_DIGEST_LENGTH) == -1)
2791 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2792 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, &nentries, sizeof(nentries)) == -1)
2793 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2794 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, path, path_len) == -1)
2795 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2797 63915ee5 2022-06-23 thomas imsg_close(ibuf, wbuf);
2799 63915ee5 2022-06-23 thomas if (entries) {
2800 63915ee5 2022-06-23 thomas err = send_tree_entries(ibuf, entries, nentries);
2801 63915ee5 2022-06-23 thomas if (err)
2802 63915ee5 2022-06-23 thomas return err;
2805 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2808 f9c2e8e5 2022-02-13 thomas const struct got_error *
2809 63915ee5 2022-06-23 thomas got_privsep_send_object_enumeration_request(struct imsgbuf *ibuf)
2811 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_REQUEST,
2812 63915ee5 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2813 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2814 63915ee5 2022-06-23 thomas "OBJECT_ENUMERATION_REQUEST");
2816 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2819 63915ee5 2022-06-23 thomas const struct got_error *
2820 63915ee5 2022-06-23 thomas got_privsep_send_object_enumeration_done(struct imsgbuf *ibuf)
2822 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_DONE,
2823 63915ee5 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2824 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2825 63915ee5 2022-06-23 thomas "OBJECT_ENUMERATION_DONE");
2827 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2830 63915ee5 2022-06-23 thomas const struct got_error *
2831 e71f1e62 2022-06-23 thomas got_privsep_send_object_enumeration_incomplete(struct imsgbuf *ibuf)
2833 e71f1e62 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE,
2834 e71f1e62 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2835 e71f1e62 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2836 e71f1e62 2022-06-23 thomas "OBJECT_ENUMERATION_INCOMPLETE");
2838 e71f1e62 2022-06-23 thomas return flush_imsg(ibuf);
2841 e71f1e62 2022-06-23 thomas const struct got_error *
2842 63915ee5 2022-06-23 thomas got_privsep_send_enumerated_commit(struct imsgbuf *ibuf,
2843 63915ee5 2022-06-23 thomas struct got_object_id *id, time_t mtime)
2845 63915ee5 2022-06-23 thomas struct ibuf *wbuf;
2847 63915ee5 2022-06-23 thomas wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_COMMIT, 0, 0,
2848 63915ee5 2022-06-23 thomas sizeof(struct got_imsg_enumerated_commit) + SHA1_DIGEST_LENGTH);
2849 63915ee5 2022-06-23 thomas if (wbuf == NULL)
2850 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_create ENUMERATED_COMMIT");
2852 63915ee5 2022-06-23 thomas /* Keep in sync with struct got_imsg_enumerated_commit! */
2853 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, id, SHA1_DIGEST_LENGTH) == -1)
2854 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2855 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, &mtime, sizeof(mtime)) == -1)
2856 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2858 63915ee5 2022-06-23 thomas imsg_close(ibuf, wbuf);
2859 63915ee5 2022-06-23 thomas /* Don't flush yet, tree entries or ENUMERATION_DONE will follow. */
2860 63915ee5 2022-06-23 thomas return NULL;
2863 63915ee5 2022-06-23 thomas const struct got_error *
2864 e71f1e62 2022-06-23 thomas got_privsep_recv_enumerated_objects(int *found_all_objects,
2865 e71f1e62 2022-06-23 thomas struct imsgbuf *ibuf,
2866 63915ee5 2022-06-23 thomas got_object_enumerate_commit_cb cb_commit,
2867 63915ee5 2022-06-23 thomas got_object_enumerate_tree_cb cb_tree, void *cb_arg,
2868 63915ee5 2022-06-23 thomas struct got_repository *repo)
2870 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
2871 63915ee5 2022-06-23 thomas struct imsg imsg;
2872 63915ee5 2022-06-23 thomas struct got_imsg_enumerated_commit *icommit = NULL;
2873 63915ee5 2022-06-23 thomas struct got_object_id commit_id;
2874 63915ee5 2022-06-23 thomas int have_commit = 0;
2875 63915ee5 2022-06-23 thomas time_t mtime = 0;
2876 63915ee5 2022-06-23 thomas struct got_tree_object tree;
2877 63915ee5 2022-06-23 thomas struct got_imsg_enumerated_tree *itree;
2878 63915ee5 2022-06-23 thomas struct got_object_id tree_id;
2879 63915ee5 2022-06-23 thomas char *path = NULL, *canon_path = NULL;
2880 63915ee5 2022-06-23 thomas size_t datalen, path_len;
2881 63915ee5 2022-06-23 thomas int nentries = -1;
2882 63915ee5 2022-06-23 thomas int done = 0;
2884 e71f1e62 2022-06-23 thomas *found_all_objects = 0;
2885 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2887 63915ee5 2022-06-23 thomas while (!done) {
2888 63915ee5 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2889 63915ee5 2022-06-23 thomas if (err)
2892 63915ee5 2022-06-23 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2893 63915ee5 2022-06-23 thomas switch (imsg.hdr.type) {
2894 77402035 2022-06-23 thomas case GOT_IMSG_ENUMERATED_COMMIT:
2895 63915ee5 2022-06-23 thomas if (have_commit && nentries != -1) {
2896 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2899 63915ee5 2022-06-23 thomas if (datalen != sizeof(*icommit)) {
2900 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2903 63915ee5 2022-06-23 thomas icommit = (struct got_imsg_enumerated_commit *)imsg.data;
2904 63915ee5 2022-06-23 thomas memcpy(commit_id.sha1, icommit->id, SHA1_DIGEST_LENGTH);
2905 63915ee5 2022-06-23 thomas mtime = icommit->mtime;
2906 63915ee5 2022-06-23 thomas have_commit = 1;
2908 63915ee5 2022-06-23 thomas case GOT_IMSG_ENUMERATED_TREE:
2909 63915ee5 2022-06-23 thomas /* Should be preceeded by GOT_IMSG_ENUMERATED_COMMIT. */
2910 63915ee5 2022-06-23 thomas if (!have_commit) {
2911 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2914 63915ee5 2022-06-23 thomas if (datalen < sizeof(*itree)) {
2915 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2918 63915ee5 2022-06-23 thomas itree = imsg.data;
2919 63915ee5 2022-06-23 thomas path_len = datalen - sizeof(*itree);
2920 63915ee5 2022-06-23 thomas if (path_len == 0) {
2921 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2924 63915ee5 2022-06-23 thomas memcpy(tree_id.sha1, itree->id, sizeof(tree_id.sha1));
2925 63915ee5 2022-06-23 thomas free(path);
2926 fcbb06bf 2023-01-14 thomas path = strndup(imsg.data + sizeof(*itree), path_len);
2927 63915ee5 2022-06-23 thomas if (path == NULL) {
2928 fcbb06bf 2023-01-14 thomas err = got_error_from_errno("strndup");
2931 63915ee5 2022-06-23 thomas free(canon_path);
2932 63915ee5 2022-06-23 thomas canon_path = malloc(path_len + 1);
2933 63915ee5 2022-06-23 thomas if (canon_path == NULL) {
2934 63915ee5 2022-06-23 thomas err = got_error_from_errno("malloc");
2937 63915ee5 2022-06-23 thomas if (!got_path_is_absolute(path)) {
2938 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_BAD_PATH);
2941 63915ee5 2022-06-23 thomas if (got_path_is_root_dir(path)) {
2942 63915ee5 2022-06-23 thomas /* XXX check what got_canonpath() does wrong */
2943 63915ee5 2022-06-23 thomas canon_path[0] = '/';
2944 63915ee5 2022-06-23 thomas canon_path[1] = '\0';
2945 63915ee5 2022-06-23 thomas } else {
2946 63915ee5 2022-06-23 thomas err = got_canonpath(path, canon_path,
2947 63915ee5 2022-06-23 thomas path_len + 1);
2948 63915ee5 2022-06-23 thomas if (err)
2951 63915ee5 2022-06-23 thomas if (strcmp(path, canon_path) != 0) {
2952 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_BAD_PATH);
2955 63915ee5 2022-06-23 thomas if (nentries != -1) {
2956 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2959 63915ee5 2022-06-23 thomas if (itree->nentries < -1) {
2960 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2963 63915ee5 2022-06-23 thomas if (itree->nentries == -1) {
2964 63915ee5 2022-06-23 thomas /* Tree was not found in pack file. */
2965 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, NULL, mtime, &tree_id,
2966 63915ee5 2022-06-23 thomas path, repo);
2969 63915ee5 2022-06-23 thomas if (itree->nentries > INT_MAX) {
2970 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2973 63915ee5 2022-06-23 thomas tree.entries = calloc(itree->nentries,
2974 63915ee5 2022-06-23 thomas sizeof(struct got_tree_entry));
2975 63915ee5 2022-06-23 thomas if (tree.entries == NULL) {
2976 63915ee5 2022-06-23 thomas err = got_error_from_errno("calloc");
2979 63915ee5 2022-06-23 thomas if (itree->nentries == 0) {
2980 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2981 63915ee5 2022-06-23 thomas path, repo);
2982 63915ee5 2022-06-23 thomas if (err)
2985 63915ee5 2022-06-23 thomas /* Prepare for next tree. */
2986 63915ee5 2022-06-23 thomas free(tree.entries);
2987 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2988 63915ee5 2022-06-23 thomas nentries = -1;
2989 63915ee5 2022-06-23 thomas } else {
2990 63915ee5 2022-06-23 thomas tree.nentries = itree->nentries;
2991 63915ee5 2022-06-23 thomas nentries = 0;
2994 63915ee5 2022-06-23 thomas case GOT_IMSG_TREE_ENTRIES:
2995 63915ee5 2022-06-23 thomas /* Should be preceeded by GOT_IMSG_ENUMERATED_TREE. */
2996 63915ee5 2022-06-23 thomas if (nentries <= -1) {
2997 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3000 63915ee5 2022-06-23 thomas err = recv_tree_entries(imsg.data, datalen,
3001 63915ee5 2022-06-23 thomas &tree, &nentries);
3002 63915ee5 2022-06-23 thomas if (err)
3004 63915ee5 2022-06-23 thomas if (tree.nentries == nentries) {
3005 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, &tree, mtime, &tree_id,
3006 63915ee5 2022-06-23 thomas path, repo);
3007 63915ee5 2022-06-23 thomas if (err)
3010 63915ee5 2022-06-23 thomas /* Prepare for next tree. */
3011 63915ee5 2022-06-23 thomas free(tree.entries);
3012 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
3013 63915ee5 2022-06-23 thomas nentries = -1;
3016 63915ee5 2022-06-23 thomas case GOT_IMSG_TREE_ENUMERATION_DONE:
3017 63915ee5 2022-06-23 thomas /* All trees have been found and traversed. */
3018 63915ee5 2022-06-23 thomas if (!have_commit || path == NULL || nentries != -1) {
3019 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3022 63915ee5 2022-06-23 thomas err = cb_commit(cb_arg, mtime, &commit_id, repo);
3023 63915ee5 2022-06-23 thomas if (err)
3025 63915ee5 2022-06-23 thomas have_commit = 0;
3027 63915ee5 2022-06-23 thomas case GOT_IMSG_OBJECT_ENUMERATION_DONE:
3028 e71f1e62 2022-06-23 thomas *found_all_objects = 1;
3029 e71f1e62 2022-06-23 thomas done = 1;
3031 e71f1e62 2022-06-23 thomas case GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE:
3032 63915ee5 2022-06-23 thomas done = 1;
3034 63915ee5 2022-06-23 thomas default:
3035 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3039 63915ee5 2022-06-23 thomas imsg_free(&imsg);
3040 63915ee5 2022-06-23 thomas if (err)
3044 63915ee5 2022-06-23 thomas free(path);
3045 63915ee5 2022-06-23 thomas free(canon_path);
3046 63915ee5 2022-06-23 thomas free(tree.entries);
3047 63915ee5 2022-06-23 thomas return err;
3050 63915ee5 2022-06-23 thomas const struct got_error *
3051 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
3052 f9c2e8e5 2022-02-13 thomas struct got_object_id *id)
3054 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta_request dreq;
3056 c26ee7ad 2022-06-23 thomas memset(&dreq, 0, sizeof(dreq));
3057 f9c2e8e5 2022-02-13 thomas dreq.idx = idx;
3058 d77295e3 2023-02-03 thomas memcpy(&dreq.id, id, sizeof(dreq.id));
3060 f9c2e8e5 2022-02-13 thomas if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
3061 f9c2e8e5 2022-02-13 thomas &dreq, sizeof(dreq)) == -1)
3062 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
3064 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
3067 f9c2e8e5 2022-02-13 thomas const struct got_error *
3068 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
3070 f9c2e8e5 2022-02-13 thomas return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
3073 f9c2e8e5 2022-02-13 thomas const struct got_error *
3074 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
3075 9249e7e3 2022-05-12 thomas uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
3076 9249e7e3 2022-05-12 thomas off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
3078 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta idelta;
3079 f9c2e8e5 2022-02-13 thomas int ret;
3081 c26ee7ad 2022-06-23 thomas memset(&idelta, 0, sizeof(idelta));
3082 f9c2e8e5 2022-02-13 thomas idelta.base_size = base_size;
3083 f9c2e8e5 2022-02-13 thomas idelta.result_size = result_size;
3084 f9c2e8e5 2022-02-13 thomas idelta.delta_size = delta_size;
3085 9249e7e3 2022-05-12 thomas idelta.delta_compressed_size = delta_compressed_size;
3086 f9c2e8e5 2022-02-13 thomas idelta.delta_offset = delta_offset;
3087 f9c2e8e5 2022-02-13 thomas idelta.delta_out_offset = delta_out_offset;
3088 564a8b01 2023-02-03 thomas memcpy(&idelta.base_id, &base_id, sizeof(idelta.base_id));
3090 f9c2e8e5 2022-02-13 thomas ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
3091 f9c2e8e5 2022-02-13 thomas &idelta, sizeof(idelta));
3092 f9c2e8e5 2022-02-13 thomas if (ret == -1)
3093 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA");
3095 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
3098 ca6e02ac 2020-01-07 stsp const struct got_error *
3099 f9c2e8e5 2022-02-13 thomas got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
3100 9249e7e3 2022-05-12 thomas off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
3101 dd57e4ab 2023-02-03 thomas off_t *delta_out_offset, struct got_object_id **base_id,
3102 dd57e4ab 2023-02-03 thomas struct imsgbuf *ibuf)
3104 f9c2e8e5 2022-02-13 thomas const struct got_error *err = NULL;
3105 f9c2e8e5 2022-02-13 thomas struct imsg imsg;
3106 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta *delta;
3107 f9c2e8e5 2022-02-13 thomas size_t datalen;
3109 f9c2e8e5 2022-02-13 thomas *base_size = 0;
3110 f9c2e8e5 2022-02-13 thomas *result_size = 0;
3111 f9c2e8e5 2022-02-13 thomas *delta_size = 0;
3112 9249e7e3 2022-05-12 thomas *delta_compressed_size = 0;
3113 f9c2e8e5 2022-02-13 thomas *delta_offset = 0;
3114 f9c2e8e5 2022-02-13 thomas *delta_out_offset = 0;
3115 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
3117 f9c2e8e5 2022-02-13 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3118 f9c2e8e5 2022-02-13 thomas if (err)
3119 f9c2e8e5 2022-02-13 thomas return err;
3121 f9c2e8e5 2022-02-13 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3123 f9c2e8e5 2022-02-13 thomas switch (imsg.hdr.type) {
3124 f9c2e8e5 2022-02-13 thomas case GOT_IMSG_RAW_DELTA:
3125 f9c2e8e5 2022-02-13 thomas if (datalen != sizeof(*delta)) {
3126 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3129 f9c2e8e5 2022-02-13 thomas delta = imsg.data;
3130 f9c2e8e5 2022-02-13 thomas *base_size = delta->base_size;
3131 f9c2e8e5 2022-02-13 thomas *result_size = delta->result_size;
3132 f9c2e8e5 2022-02-13 thomas *delta_size = delta->delta_size;
3133 9249e7e3 2022-05-12 thomas *delta_compressed_size = delta->delta_compressed_size;
3134 f9c2e8e5 2022-02-13 thomas *delta_offset = delta->delta_offset;
3135 f9c2e8e5 2022-02-13 thomas *delta_out_offset = delta->delta_out_offset;
3136 f9c2e8e5 2022-02-13 thomas *base_id = calloc(1, sizeof(**base_id));
3137 f9c2e8e5 2022-02-13 thomas if (*base_id == NULL) {
3138 f9c2e8e5 2022-02-13 thomas err = got_error_from_errno("malloc");
3141 564a8b01 2023-02-03 thomas memcpy(*base_id, &delta->base_id, sizeof(**base_id));
3143 f9c2e8e5 2022-02-13 thomas default:
3144 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3148 f9c2e8e5 2022-02-13 thomas imsg_free(&imsg);
3150 f9c2e8e5 2022-02-13 thomas if (err) {
3151 f9c2e8e5 2022-02-13 thomas free(*base_id);
3152 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
3154 7d0d4920 2022-05-12 thomas return err;
3157 63915ee5 2022-06-23 thomas static const struct got_error *
3158 63915ee5 2022-06-23 thomas send_idlist(struct imsgbuf *ibuf, struct got_object_id **ids, size_t nids)
3160 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3161 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist idlist;
3162 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
3163 7d0d4920 2022-05-12 thomas size_t i;
3165 c26ee7ad 2022-06-23 thomas memset(&idlist, 0, sizeof(idlist));
3167 7d0d4920 2022-05-12 thomas if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
3168 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
3170 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
3171 7d0d4920 2022-05-12 thomas sizeof(idlist) + nids * sizeof(**ids));
3172 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
3173 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create OBJ_ID_LIST");
3174 7d0d4920 2022-05-12 thomas return err;
3177 7d0d4920 2022-05-12 thomas idlist.nids = nids;
3178 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
3179 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add OBJ_ID_LIST");
3181 7d0d4920 2022-05-12 thomas for (i = 0; i < nids; i++) {
3182 7d0d4920 2022-05-12 thomas struct got_object_id *id = ids[i];
3183 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
3184 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add OBJ_ID_LIST");
3187 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
3189 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3192 7d0d4920 2022-05-12 thomas const struct got_error *
3193 63915ee5 2022-06-23 thomas got_privsep_send_object_idlist(struct imsgbuf *ibuf,
3194 63915ee5 2022-06-23 thomas struct got_object_id **ids, size_t nids)
3196 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
3197 63915ee5 2022-06-23 thomas struct got_object_id *idlist[GOT_IMSG_OBJ_ID_LIST_MAX_NIDS];
3198 ef53e23c 2022-06-23 thomas int i, queued = 0;
3200 77402035 2022-06-23 thomas for (i = 0; i < nids; i++) {
3201 ef53e23c 2022-06-23 thomas idlist[i % nitems(idlist)] = ids[i];
3202 ef53e23c 2022-06-23 thomas queued++;
3203 8f3ec65d 2022-06-23 thomas if (queued >= nitems(idlist)) {
3204 ef53e23c 2022-06-23 thomas err = send_idlist(ibuf, idlist, queued);
3205 63915ee5 2022-06-23 thomas if (err)
3206 63915ee5 2022-06-23 thomas return err;
3207 ef53e23c 2022-06-23 thomas queued = 0;
3211 ef53e23c 2022-06-23 thomas if (queued > 0) {
3212 ef53e23c 2022-06-23 thomas err = send_idlist(ibuf, idlist, queued);
3213 63915ee5 2022-06-23 thomas if (err)
3214 63915ee5 2022-06-23 thomas return err;
3217 63915ee5 2022-06-23 thomas return NULL;
3220 63915ee5 2022-06-23 thomas const struct got_error *
3221 7d0d4920 2022-05-12 thomas got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
3223 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
3225 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
3227 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3230 7d0d4920 2022-05-12 thomas const struct got_error *
3231 7d0d4920 2022-05-12 thomas got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
3232 7d0d4920 2022-05-12 thomas size_t *nids, struct imsgbuf *ibuf)
3234 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3235 7d0d4920 2022-05-12 thomas struct imsg imsg;
3236 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist *idlist;
3237 7d0d4920 2022-05-12 thomas size_t datalen;
3239 7d0d4920 2022-05-12 thomas *ids = NULL;
3240 7d0d4920 2022-05-12 thomas *done = 0;
3241 7d0d4920 2022-05-12 thomas *nids = 0;
3243 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3244 7d0d4920 2022-05-12 thomas if (err)
3245 7d0d4920 2022-05-12 thomas return err;
3247 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3248 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
3249 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST:
3250 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*idlist)) {
3251 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3254 7d0d4920 2022-05-12 thomas idlist = imsg.data;
3255 31d32634 2022-06-23 thomas if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3256 31d32634 2022-06-23 thomas idlist->nids * sizeof(**ids) > datalen - sizeof(*idlist)) {
3257 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3260 7d0d4920 2022-05-12 thomas *nids = idlist->nids;
3261 7d0d4920 2022-05-12 thomas *ids = calloc(*nids, sizeof(**ids));
3262 7d0d4920 2022-05-12 thomas if (*ids == NULL) {
3263 7d0d4920 2022-05-12 thomas err = got_error_from_errno("calloc");
3266 623d55de 2022-06-23 thomas memcpy(*ids, (uint8_t *)imsg.data + sizeof(*idlist),
3267 7d0d4920 2022-05-12 thomas *nids * sizeof(**ids));
3269 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST_DONE:
3270 7d0d4920 2022-05-12 thomas *done = 1;
3272 7d0d4920 2022-05-12 thomas default:
3273 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3277 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3279 7d0d4920 2022-05-12 thomas return err;
3282 7d0d4920 2022-05-12 thomas const struct got_error *
3283 7d0d4920 2022-05-12 thomas got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3285 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3287 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3289 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3292 7d0d4920 2022-05-12 thomas const struct got_error *
3293 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3294 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *deltas, size_t ndeltas)
3296 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3297 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
3298 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas ideltas;
3299 7d0d4920 2022-05-12 thomas size_t i;
3301 c26ee7ad 2022-06-23 thomas memset(&ideltas, 0, sizeof(ideltas));
3303 7d0d4920 2022-05-12 thomas if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3304 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
3306 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3307 7d0d4920 2022-05-12 thomas sizeof(ideltas) + ndeltas * sizeof(*deltas));
3308 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
3309 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create REUSED_DELTAS");
3310 7d0d4920 2022-05-12 thomas return err;
3313 7d0d4920 2022-05-12 thomas ideltas.ndeltas = ndeltas;
3314 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
3315 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add REUSED_DELTAS");
3317 7d0d4920 2022-05-12 thomas for (i = 0; i < ndeltas; i++) {
3318 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *delta = &deltas[i];
3319 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
3320 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add REUSED_DELTAS");
3323 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
3325 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3328 7d0d4920 2022-05-12 thomas const struct got_error *
3329 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3331 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3333 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3335 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3338 7d0d4920 2022-05-12 thomas const struct got_error *
3339 7d0d4920 2022-05-12 thomas got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3340 7d0d4920 2022-05-12 thomas size_t *ndeltas, struct imsgbuf *ibuf)
3342 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3343 7d0d4920 2022-05-12 thomas struct imsg imsg;
3344 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas *ideltas;
3345 7d0d4920 2022-05-12 thomas size_t datalen;
3347 7d0d4920 2022-05-12 thomas *done = 0;
3348 7d0d4920 2022-05-12 thomas *ndeltas = 0;
3350 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3351 7d0d4920 2022-05-12 thomas if (err)
3352 7d0d4920 2022-05-12 thomas return err;
3354 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3355 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
3356 7d0d4920 2022-05-12 thomas case GOT_IMSG_REUSED_DELTAS:
3357 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*ideltas)) {
3358 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3361 7d0d4920 2022-05-12 thomas ideltas = imsg.data;
3362 31d32634 2022-06-23 thomas if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3363 31d32634 2022-06-23 thomas ideltas->ndeltas * sizeof(*deltas) >
3364 31d32634 2022-06-23 thomas datalen - sizeof(*ideltas)) {
3365 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3368 7d0d4920 2022-05-12 thomas *ndeltas = ideltas->ndeltas;
3369 623d55de 2022-06-23 thomas memcpy(deltas, (uint8_t *)imsg.data + sizeof(*ideltas),
3370 7d0d4920 2022-05-12 thomas *ndeltas * sizeof(*deltas));
3372 7d0d4920 2022-05-12 thomas case GOT_IMSG_DELTA_REUSE_DONE:
3373 7d0d4920 2022-05-12 thomas *done = 1;
3375 7d0d4920 2022-05-12 thomas default:
3376 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3380 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3382 ec2b23c5 2022-07-01 thomas return err;
3385 ec2b23c5 2022-07-01 thomas const struct got_error *
3386 ec2b23c5 2022-07-01 thomas got_privsep_init_commit_painting(struct imsgbuf *ibuf)
3388 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_INIT,
3389 ec2b23c5 2022-07-01 thomas 0, 0, -1, NULL, 0)
3391 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3392 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_INIT");
3394 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3397 ec2b23c5 2022-07-01 thomas const struct got_error *
3398 ec2b23c5 2022-07-01 thomas got_privsep_send_painting_request(struct imsgbuf *ibuf, int idx,
3399 ec2b23c5 2022-07-01 thomas struct got_object_id *id, intptr_t color)
3401 ec2b23c5 2022-07-01 thomas struct got_imsg_commit_painting_request ireq;
3403 ec2b23c5 2022-07-01 thomas memset(&ireq, 0, sizeof(ireq));
3404 35cdfa2c 2023-02-20 thomas memcpy(&ireq.id, id, sizeof(ireq.id));
3405 ec2b23c5 2022-07-01 thomas ireq.idx = idx;
3406 ec2b23c5 2022-07-01 thomas ireq.color = color;
3408 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_REQUEST, 0, 0, -1,
3409 ec2b23c5 2022-07-01 thomas &ireq, sizeof(ireq)) == -1)
3410 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3411 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_REQUEST");
3413 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3416 ec2b23c5 2022-07-01 thomas static const struct got_error *
3417 ec2b23c5 2022-07-01 thomas send_painted_commits(struct got_object_id_queue *ids, int *nids,
3418 ec2b23c5 2022-07-01 thomas size_t remain, int present_in_pack, struct imsgbuf *ibuf)
3420 ec2b23c5 2022-07-01 thomas const struct got_error *err = NULL;
3421 ec2b23c5 2022-07-01 thomas struct ibuf *wbuf = NULL;
3422 ec2b23c5 2022-07-01 thomas struct got_object_qid *qid;
3423 ec2b23c5 2022-07-01 thomas size_t msglen;
3424 ec2b23c5 2022-07-01 thomas int ncommits;
3425 ec2b23c5 2022-07-01 thomas intptr_t color;
3427 ec2b23c5 2022-07-01 thomas msglen = MIN(remain, MAX_IMSGSIZE - IMSG_HEADER_SIZE);
3428 ec2b23c5 2022-07-01 thomas ncommits = (msglen - sizeof(struct got_imsg_painted_commits)) /
3429 ec2b23c5 2022-07-01 thomas sizeof(struct got_imsg_painted_commit);
3431 ec2b23c5 2022-07-01 thomas wbuf = imsg_create(ibuf, GOT_IMSG_PAINTED_COMMITS, 0, 0, msglen);
3432 ec2b23c5 2022-07-01 thomas if (wbuf == NULL) {
3433 ec2b23c5 2022-07-01 thomas err = got_error_from_errno("imsg_create PAINTED_COMMITS");
3434 ec2b23c5 2022-07-01 thomas return err;
3437 ec2b23c5 2022-07-01 thomas /* Keep in sync with struct got_imsg_painted_commits! */
3438 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &ncommits, sizeof(ncommits)) == -1)
3439 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3440 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &present_in_pack, sizeof(present_in_pack)) == -1)
3441 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3443 ec2b23c5 2022-07-01 thomas while (ncommits > 0) {
3444 ec2b23c5 2022-07-01 thomas qid = STAILQ_FIRST(ids);
3445 ec2b23c5 2022-07-01 thomas STAILQ_REMOVE_HEAD(ids, entry);
3446 ec2b23c5 2022-07-01 thomas ncommits--;
3447 ec2b23c5 2022-07-01 thomas (*nids)--;
3448 ec2b23c5 2022-07-01 thomas color = (intptr_t)qid->data;
3450 ec2b23c5 2022-07-01 thomas /* Keep in sync with struct got_imsg_painted_commit! */
3451 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, qid->id.sha1, SHA1_DIGEST_LENGTH) == -1)
3452 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3453 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &color, sizeof(color)) == -1)
3454 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3456 ec2b23c5 2022-07-01 thomas got_object_qid_free(qid);
3459 ec2b23c5 2022-07-01 thomas imsg_close(ibuf, wbuf);
3460 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3463 ec2b23c5 2022-07-01 thomas const struct got_error *
3464 ec2b23c5 2022-07-01 thomas got_privsep_send_painted_commits(struct imsgbuf *ibuf,
3465 ec2b23c5 2022-07-01 thomas struct got_object_id_queue *ids, int *nids,
3466 ec2b23c5 2022-07-01 thomas int present_in_pack, int flush)
3468 ec2b23c5 2022-07-01 thomas const struct got_error *err;
3469 ec2b23c5 2022-07-01 thomas size_t remain;
3471 ec2b23c5 2022-07-01 thomas if (*nids <= 0)
3472 ec2b23c5 2022-07-01 thomas return NULL;
3475 ec2b23c5 2022-07-01 thomas remain = (sizeof(struct got_imsg_painted_commits)) +
3476 ec2b23c5 2022-07-01 thomas *nids * sizeof(struct got_imsg_painted_commit);
3477 ec2b23c5 2022-07-01 thomas if (flush || remain >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
3478 ec2b23c5 2022-07-01 thomas err = send_painted_commits(ids, nids, remain,
3479 ec2b23c5 2022-07-01 thomas present_in_pack, ibuf);
3480 ec2b23c5 2022-07-01 thomas if (err)
3481 ec2b23c5 2022-07-01 thomas return err;
3483 ec2b23c5 2022-07-01 thomas } while (flush && *nids > 0);
3485 ec2b23c5 2022-07-01 thomas return NULL;
3488 ec2b23c5 2022-07-01 thomas const struct got_error *
3489 ec2b23c5 2022-07-01 thomas got_privsep_send_painting_commits_done(struct imsgbuf *ibuf)
3491 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_DONE,
3492 ec2b23c5 2022-07-01 thomas 0, 0, -1, NULL, 0)
3494 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3495 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_DONE");
3497 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3500 ec2b23c5 2022-07-01 thomas const struct got_error *
3501 ec2b23c5 2022-07-01 thomas got_privsep_recv_painted_commits(struct got_object_id_queue *new_ids,
3502 ec2b23c5 2022-07-01 thomas got_privsep_recv_painted_commit_cb cb, void *cb_arg, struct imsgbuf *ibuf)
3504 ec2b23c5 2022-07-01 thomas const struct got_error *err = NULL;
3505 ec2b23c5 2022-07-01 thomas struct imsg imsg;
3506 ec2b23c5 2022-07-01 thomas struct got_imsg_painted_commits icommits;
3507 ec2b23c5 2022-07-01 thomas struct got_imsg_painted_commit icommit;
3508 ec2b23c5 2022-07-01 thomas size_t datalen;
3511 ec2b23c5 2022-07-01 thomas for (;;) {
3512 ec2b23c5 2022-07-01 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3513 3f69050e 2023-11-22 thomas if (err){
3514 3f69050e 2023-11-22 thomas imsg_free(&imsg);
3515 ec2b23c5 2022-07-01 thomas return err;
3518 ec2b23c5 2022-07-01 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3519 3f69050e 2023-11-22 thomas if (imsg.hdr.type == GOT_IMSG_COMMIT_PAINTING_DONE) {
3520 3f69050e 2023-11-22 thomas imsg_free(&imsg);
3521 da3a2e80 2023-11-22 thomas return NULL;
3523 3f69050e 2023-11-22 thomas if (imsg.hdr.type != GOT_IMSG_PAINTED_COMMITS){
3524 3f69050e 2023-11-22 thomas imsg_free(&imsg);
3525 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_MSG);
3528 3f69050e 2023-11-22 thomas if (datalen < sizeof(icommits)){
3529 3f69050e 2023-11-22 thomas imsg_free(&imsg);
3530 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
3532 ec2b23c5 2022-07-01 thomas memcpy(&icommits, imsg.data, sizeof(icommits));
3533 ec2b23c5 2022-07-01 thomas if (icommits.ncommits * sizeof(icommit) < icommits.ncommits ||
3534 ec2b23c5 2022-07-01 thomas datalen < sizeof(icommits) +
3535 3f69050e 2023-11-22 thomas icommits.ncommits * sizeof(icommit)){
3536 3f69050e 2023-11-22 thomas imsg_free(&imsg);
3537 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
3540 ec2b23c5 2022-07-01 thomas for (i = 0; i < icommits.ncommits; i++) {
3541 ec2b23c5 2022-07-01 thomas memcpy(&icommit,
3542 ec2b23c5 2022-07-01 thomas (uint8_t *)imsg.data + sizeof(icommits) + i * sizeof(icommit),
3543 ec2b23c5 2022-07-01 thomas sizeof(icommit));
3545 ec2b23c5 2022-07-01 thomas if (icommits.present_in_pack) {
3546 ec2b23c5 2022-07-01 thomas struct got_object_id id;
3547 ec2b23c5 2022-07-01 thomas memcpy(id.sha1, icommit.id, SHA1_DIGEST_LENGTH);
3548 ec2b23c5 2022-07-01 thomas err = cb(cb_arg, &id, icommit.color);
3549 ec2b23c5 2022-07-01 thomas if (err)
3551 ec2b23c5 2022-07-01 thomas } else {
3552 ec2b23c5 2022-07-01 thomas struct got_object_qid *qid;
3553 ec2b23c5 2022-07-01 thomas err = got_object_qid_alloc_partial(&qid);
3554 ec2b23c5 2022-07-01 thomas if (err)
3556 ec2b23c5 2022-07-01 thomas memcpy(qid->id.sha1, icommit.id,
3557 ec2b23c5 2022-07-01 thomas SHA1_DIGEST_LENGTH);
3558 ec2b23c5 2022-07-01 thomas qid->data = (void *)icommit.color;
3559 ec2b23c5 2022-07-01 thomas STAILQ_INSERT_TAIL(new_ids, qid, entry);
3563 ec2b23c5 2022-07-01 thomas imsg_free(&imsg);
3564 da3a2e80 2023-11-22 thomas if (err)
3565 da3a2e80 2023-11-22 thomas return err;
3569 f9c2e8e5 2022-02-13 thomas const struct got_error *
3570 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3572 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3573 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3574 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3575 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3576 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3577 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3578 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3579 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3580 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3581 069bbb86 2022-03-07 thomas GOT_PATH_PROG_READ_PATCH,
3582 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3583 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3584 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3588 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3589 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3591 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3594 63219cd2 2019-01-04 stsp return NULL;
3598 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3600 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3601 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3605 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3606 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3610 ce95518e 2021-12-10 thomas closefrom(GOT_IMSG_FD_CHILD + 1);
3612 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3613 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3614 aba9c984 2019-09-08 stsp strerror(errno));