2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
3 93658fb9 2020-03-18 stsp * Copyright (c) 2020 Ori Bernstein <ori@openbsd.org>
5 2178c42e 2018-04-22 stsp * Permission to use, copy, modify, and distribute this software for any
6 2178c42e 2018-04-22 stsp * purpose with or without fee is hereby granted, provided that the above
7 2178c42e 2018-04-22 stsp * copyright notice and this permission notice appear in all copies.
9 2178c42e 2018-04-22 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 2178c42e 2018-04-22 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 2178c42e 2018-04-22 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 2178c42e 2018-04-22 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 2178c42e 2018-04-22 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 2178c42e 2018-04-22 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 2178c42e 2018-04-22 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 2178c42e 2018-04-22 stsp #include <sys/types.h>
19 2178c42e 2018-04-22 stsp #include <sys/queue.h>
20 2178c42e 2018-04-22 stsp #include <sys/uio.h>
21 876c234b 2018-09-10 stsp #include <sys/wait.h>
23 531c3985 2020-03-18 stsp #include <ctype.h>
24 23c57b28 2020-09-11 naddy #include <limits.h>
25 a486b62b 2021-05-18 stsp #include <signal.h>
26 2178c42e 2018-04-22 stsp #include <stdio.h>
27 2178c42e 2018-04-22 stsp #include <stdlib.h>
28 2178c42e 2018-04-22 stsp #include <string.h>
29 2178c42e 2018-04-22 stsp #include <errno.h>
30 2178c42e 2018-04-22 stsp #include <stdint.h>
31 2178c42e 2018-04-22 stsp #include <poll.h>
32 2178c42e 2018-04-22 stsp #include <imsg.h>
33 2178c42e 2018-04-22 stsp #include <sha1.h>
34 5822e79e 2023-02-23 op #include <sha2.h>
35 81a12da5 2020-09-09 naddy #include <unistd.h>
36 2178c42e 2018-04-22 stsp #include <zlib.h>
38 2178c42e 2018-04-22 stsp #include "got_object.h"
39 2178c42e 2018-04-22 stsp #include "got_error.h"
40 3022d272 2019-11-14 stsp #include "got_path.h"
41 cd95becd 2019-11-29 stsp #include "got_repository.h"
43 53bf0b54 2023-02-23 op #include "got_lib_hash.h"
44 2178c42e 2018-04-22 stsp #include "got_lib_delta.h"
45 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
46 2178c42e 2018-04-22 stsp #include "got_lib_object.h"
47 a440fac0 2018-09-06 stsp #include "got_lib_object_parse.h"
48 2f43cd69 2023-04-14 stsp #include "got_lib_object_qid.h"
49 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
50 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
51 13b2bc37 2022-10-23 stsp #include "got_lib_poll.h"
53 336075a4 2022-06-25 op #include "got_privsep.h"
56 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
59 c39c25dd 2019-08-09 stsp #ifndef nitems
60 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
63 2178c42e 2018-04-22 stsp static const struct got_error *
64 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
66 fe36cf76 2018-04-23 stsp const struct got_error *err;
69 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLIN, INFTIM);
71 13b2bc37 2022-10-23 stsp if (err->code == GOT_ERR_EOF)
72 13b2bc37 2022-10-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
76 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
77 fe36cf76 2018-04-23 stsp if (n == -1) {
78 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
79 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
80 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
83 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
85 e033d803 2018-04-23 stsp return NULL;
88 ad242220 2018-09-08 stsp const struct got_error *
89 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
91 876c234b 2018-09-10 stsp int child_status;
93 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
94 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
96 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
97 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
99 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
100 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
102 876c234b 2018-09-10 stsp return NULL;
105 73b7854a 2018-11-11 stsp static const struct got_error *
106 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
108 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
110 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
111 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
113 73b7854a 2018-11-11 stsp ierr = imsg->data;
114 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
115 73b7854a 2018-11-11 stsp static struct got_error serr;
116 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
117 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
118 73b7854a 2018-11-11 stsp return &serr;
121 73b7854a 2018-11-11 stsp return got_error(ierr->code);
124 876c234b 2018-09-10 stsp const struct got_error *
125 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
126 46de5bfd 2018-11-11 stsp size_t min_datalen)
128 e033d803 2018-04-23 stsp const struct got_error *err;
131 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
132 876c234b 2018-09-10 stsp if (n == -1)
133 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
135 876c234b 2018-09-10 stsp while (n == 0) {
136 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
138 876c234b 2018-09-10 stsp return err;
139 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
140 cbfaaf20 2020-01-06 stsp if (n == -1)
141 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
144 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
145 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
146 f9e92695 2024-02-26 op err = recv_imsg_error(imsg, datalen);
147 f9e92695 2024-02-26 op imsg_free(imsg);
151 cc57c2cb 2024-02-26 op if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen) {
152 cc57c2cb 2024-02-26 op imsg_free(imsg);
153 cc57c2cb 2024-02-26 op return got_error(GOT_ERR_PRIVSEP_LEN);
156 73b7854a 2018-11-11 stsp return NULL;
159 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
161 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
163 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
164 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
167 2178c42e 2018-04-22 stsp ierr.code = err->code;
168 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
169 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
171 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
172 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
173 e93cd828 2018-11-11 stsp if (ret == -1) {
174 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
175 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
179 13b2bc37 2022-10-23 stsp poll_err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
180 5d43e84d 2018-04-23 stsp if (poll_err) {
181 4e2fa922 2024-03-25 stsp if (poll_err->code != GOT_ERR_EOF)
182 4e2fa922 2024-03-25 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
183 4e2fa922 2024-03-25 stsp getprogname(), err->code, err->msg, poll_err->msg);
187 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
188 5d43e84d 2018-04-23 stsp if (ret == -1) {
189 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
190 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
191 8934ea8b 2022-02-14 op imsg_clear(ibuf);
196 e033d803 2018-04-23 stsp static const struct got_error *
197 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
199 e033d803 2018-04-23 stsp const struct got_error *err;
201 13b2bc37 2022-10-23 stsp err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
203 e033d803 2018-04-23 stsp return err;
205 8934ea8b 2022-02-14 op if (imsg_flush(ibuf) == -1) {
206 8934ea8b 2022-02-14 op imsg_clear(ibuf);
207 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
210 e033d803 2018-04-23 stsp return NULL;
213 ad242220 2018-09-08 stsp const struct got_error *
214 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
216 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
219 e70bf110 2020-03-22 stsp const struct got_error *
220 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
222 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
224 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
226 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
227 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
229 ad4e3a35 2023-10-26 op return flush_imsg(&ibuf);
232 93658fb9 2020-03-18 stsp const struct got_error *
233 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
234 d5c81d44 2021-07-08 stsp struct got_object_id *id)
236 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
237 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
238 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
240 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
243 59d1e4a0 2021-03-10 stsp const struct got_error *
244 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
245 d5c81d44 2021-07-08 stsp struct got_object_id *id)
247 2161bc24 2023-11-03 op const struct got_error *err;
249 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
250 2161bc24 2023-11-03 op id, sizeof(*id)) == -1) {
251 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
256 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
259 59d1e4a0 2021-03-10 stsp const struct got_error *
260 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
262 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
264 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
266 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
267 59d1e4a0 2021-03-10 stsp close(outfd);
268 59d1e4a0 2021-03-10 stsp return err;
271 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
274 59d1e4a0 2021-03-10 stsp const struct got_error *
275 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
276 59d1e4a0 2021-03-10 stsp uint8_t *data)
278 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
279 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
280 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
282 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
283 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
284 59d1e4a0 2021-03-10 stsp iobj.size = size;
286 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
287 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
289 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
290 ad4e3a35 2023-10-26 op if (wbuf == NULL)
291 ad4e3a35 2023-10-26 op return got_error_from_errno("imsg_create RAW_OBJECT");
293 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1)
294 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
296 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
297 1453347d 2022-05-19 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1)
298 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
301 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
302 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
305 1785f84a 2018-12-23 stsp const struct got_error *
306 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
307 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
309 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
310 59d1e4a0 2021-03-10 stsp struct imsg imsg;
311 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
312 59d1e4a0 2021-03-10 stsp size_t datalen;
314 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
316 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
318 59d1e4a0 2021-03-10 stsp return err;
320 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
322 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
323 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
324 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
325 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
328 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
329 59d1e4a0 2021-03-10 stsp *size = iobj->size;
330 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
332 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
333 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
337 c98b0f0b 2022-06-14 op if (*size < 0 ||
338 c98b0f0b 2022-06-14 op *size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
339 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
343 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
344 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
345 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
348 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
351 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
355 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
357 59d1e4a0 2021-03-10 stsp return err;
360 59d1e4a0 2021-03-10 stsp const struct got_error *
361 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
362 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
364 41496140 2019-02-21 stsp const struct got_error *err = NULL;
365 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
366 d5c81d44 2021-07-08 stsp void *data;
367 1785f84a 2018-12-23 stsp size_t len;
369 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
370 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
371 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
372 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
373 d5c81d44 2021-07-08 stsp data = &iobj;
374 1785f84a 2018-12-23 stsp len = sizeof(iobj);
377 d5c81d44 2021-07-08 stsp len = sizeof(*id);
380 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
382 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
384 41496140 2019-02-21 stsp return err;
387 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
390 13c729f7 2018-12-24 stsp const struct got_error *
391 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
392 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
394 2161bc24 2023-11-03 op const struct got_error *err;
395 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
396 d5c81d44 2021-07-08 stsp size_t len;
398 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
399 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
401 d5c81d44 2021-07-08 stsp len = sizeof(*id);
403 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
404 2161bc24 2023-11-03 op if (wbuf == NULL) {
405 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_create TREE_REQUEST");
406 2161bc24 2023-11-03 op if (fd != -1)
411 2161bc24 2023-11-03 op if (imsg_add(wbuf, id, sizeof(*id)) == -1) {
412 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add TREE_REQUEST");
413 2161bc24 2023-11-03 op if (fd != -1)
418 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
419 2161bc24 2023-11-03 op if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1) {
420 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add TREE_REQUEST");
421 2161bc24 2023-11-03 op if (fd != -1)
427 91f3651e 2023-11-03 op ibuf_fd_set(wbuf, fd);
428 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
430 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
433 268f7291 2018-12-24 stsp const struct got_error *
434 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
435 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
437 2161bc24 2023-11-03 op const struct got_error *err;
438 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
439 d5c81d44 2021-07-08 stsp void *data;
440 268f7291 2018-12-24 stsp size_t len;
442 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
443 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
444 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
445 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
446 d5c81d44 2021-07-08 stsp data = &iobj;
447 268f7291 2018-12-24 stsp len = sizeof(iobj);
450 d5c81d44 2021-07-08 stsp len = sizeof(*id);
453 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
455 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_compose TAG_REQUEST");
456 2161bc24 2023-11-03 op if (fd != -1)
461 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
464 7762fe12 2018-11-05 stsp const struct got_error *
465 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
466 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
468 41496140 2019-02-21 stsp const struct got_error *err = NULL;
469 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
470 d5c81d44 2021-07-08 stsp void *data;
471 ebc55e2d 2018-12-24 stsp size_t len;
473 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
474 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
475 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
476 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
477 d5c81d44 2021-07-08 stsp data = &iobj;
478 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
481 d5c81d44 2021-07-08 stsp len = sizeof(*id);
484 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
486 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
487 41496140 2019-02-21 stsp close(infd);
488 41496140 2019-02-21 stsp return err;
491 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
494 55da3778 2018-09-10 stsp const struct got_error *
495 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
497 41496140 2019-02-21 stsp const struct got_error *err = NULL;
499 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
501 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
502 41496140 2019-02-21 stsp close(outfd);
503 41496140 2019-02-21 stsp return err;
506 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
509 73ab1060 2020-03-18 stsp static const struct got_error *
510 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
512 41496140 2019-02-21 stsp const struct got_error *err = NULL;
514 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
515 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
517 41496140 2019-02-21 stsp return err;
520 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
523 ad242220 2018-09-08 stsp const struct got_error *
524 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
526 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
529 73ab1060 2020-03-18 stsp const struct got_error *
530 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
532 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
534 1a69d37f 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
536 7841c0d1 2023-02-01 op memcpy(&iobj.id, &obj->id, sizeof(iobj.id));
537 2178c42e 2018-04-22 stsp iobj.type = obj->type;
538 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
539 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
540 2178c42e 2018-04-22 stsp iobj.size = obj->size;
541 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
542 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
543 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
546 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
548 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
550 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
553 cfd633c2 2018-09-10 stsp const struct got_error *
554 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
555 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
556 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
557 188f8dcf 2023-02-07 stsp struct got_pathlist_head *wanted_refs, int list_refs_only,
558 118a625d 2023-02-18 mark const char *worktree_branch, const char *remote_head,
559 118a625d 2023-02-18 mark int no_head, int verbosity)
561 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
562 33501562 2020-03-18 stsp struct ibuf *wbuf;
563 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
564 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
565 118a625d 2023-02-18 mark size_t remote_head_len, worktree_branch_len, len = sizeof(fetchreq);
567 ec218e16 2023-02-07 mark if (worktree_branch) {
568 ec218e16 2023-02-07 mark worktree_branch_len = strlen(worktree_branch);
569 118a625d 2023-02-18 mark len += worktree_branch_len;
571 118a625d 2023-02-18 mark if (remote_head) {
572 118a625d 2023-02-18 mark remote_head_len = strlen(remote_head);
573 118a625d 2023-02-18 mark len += remote_head_len;
576 188f8dcf 2023-02-07 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
578 188f8dcf 2023-02-07 stsp return got_error(GOT_ERR_NO_SPACE);
581 188f8dcf 2023-02-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, len);
582 2161bc24 2023-11-03 op if (wbuf == NULL) {
583 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_create FETCH_HAVE_REF");
588 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
589 0dd7613c 2023-02-13 mark fetchreq.no_head = no_head;
590 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
591 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
592 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
593 188f8dcf 2023-02-07 stsp if (worktree_branch != NULL)
594 ec218e16 2023-02-07 mark fetchreq.worktree_branch_len = worktree_branch_len;
595 118a625d 2023-02-18 mark if (remote_head != NULL)
596 118a625d 2023-02-18 mark fetchreq.remote_head_len = remote_head_len;
597 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
598 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
599 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
600 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
601 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
602 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
603 188f8dcf 2023-02-07 stsp if (imsg_add(wbuf, &fetchreq, sizeof(fetchreq)) == -1)
604 188f8dcf 2023-02-07 stsp return got_error_from_errno("imsg_add FETCH_REQUEST");
605 188f8dcf 2023-02-07 stsp if (worktree_branch) {
606 2161bc24 2023-11-03 op if (imsg_add(wbuf, worktree_branch, worktree_branch_len)
608 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add FETCH_REQUEST");
613 118a625d 2023-02-18 mark if (remote_head) {
614 2161bc24 2023-11-03 op if (imsg_add(wbuf, remote_head, remote_head_len) == -1) {
615 2161bc24 2023-11-03 op err = got_error_from_errno("imsg_add FETCH_REQUEST");
620 91f3651e 2023-11-03 op ibuf_fd_set(wbuf, fd);
622 188f8dcf 2023-02-07 stsp imsg_close(ibuf, wbuf);
624 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
626 659e7fbd 2020-03-20 stsp return err;
628 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
629 33501562 2020-03-18 stsp const char *name = pe->path;
630 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
631 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
633 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
634 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
635 4ba14133 2020-03-20 stsp if (wbuf == NULL)
636 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
638 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
639 4b4da3bb 2023-02-01 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
640 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
641 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
642 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
643 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
644 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
646 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
647 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
649 4ba14133 2020-03-20 stsp return err;
652 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
653 4ba14133 2020-03-20 stsp const char *name = pe->path;
654 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
656 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
657 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
659 4ba14133 2020-03-20 stsp if (wbuf == NULL)
660 4ba14133 2020-03-20 stsp return got_error_from_errno(
661 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
663 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
664 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
665 1453347d 2022-05-19 stsp return got_error_from_errno(
666 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
667 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
668 1453347d 2022-05-19 stsp return got_error_from_errno(
669 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
671 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
672 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
674 4ba14133 2020-03-20 stsp return err;
677 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
678 0e4002ca 2020-03-21 stsp const char *name = pe->path;
679 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
681 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
682 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
684 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
685 0e4002ca 2020-03-21 stsp return got_error_from_errno(
686 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
688 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
689 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
690 1453347d 2022-05-19 stsp return got_error_from_errno(
691 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
692 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
693 1453347d 2022-05-19 stsp return got_error_from_errno(
694 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
696 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
697 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
699 0e4002ca 2020-03-21 stsp return err;
702 4ba14133 2020-03-20 stsp return NULL;
705 93658fb9 2020-03-18 stsp const struct got_error *
706 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
708 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
711 531c3985 2020-03-18 stsp const struct got_error *
712 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
713 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
714 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
716 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
717 b9f99abf 2020-03-18 stsp struct imsg imsg;
718 b9f99abf 2020-03-18 stsp size_t datalen;
719 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
720 abe0f35f 2020-03-18 stsp size_t n, remain;
725 8f2d01a6 2020-03-18 stsp *id = NULL;
726 b9f99abf 2020-03-18 stsp *refname = NULL;
727 531c3985 2020-03-18 stsp *server_progress = NULL;
728 5a489642 2020-03-19 stsp *packfile_size = 0;
729 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
731 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
733 b9f99abf 2020-03-18 stsp return err;
735 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
736 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
737 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
738 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
739 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
742 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
743 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
746 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
747 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
748 abe0f35f 2020-03-18 stsp remain = datalen - off;
749 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
750 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
751 abe0f35f 2020-03-18 stsp char *name, *target;
752 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
753 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
756 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
757 abe0f35f 2020-03-18 stsp off += sizeof(*s);
758 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
759 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
760 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
763 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
764 abe0f35f 2020-03-18 stsp if (name == NULL) {
765 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
768 abe0f35f 2020-03-18 stsp off += s->name_len;
769 abe0f35f 2020-03-18 stsp remain -= s->name_len;
770 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
771 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
772 abe0f35f 2020-03-18 stsp free(name);
775 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
776 abe0f35f 2020-03-18 stsp if (target == NULL) {
777 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
778 abe0f35f 2020-03-18 stsp free(name);
781 abe0f35f 2020-03-18 stsp off += s->target_len;
782 abe0f35f 2020-03-18 stsp remain -= s->target_len;
783 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
785 abe0f35f 2020-03-18 stsp free(name);
786 abe0f35f 2020-03-18 stsp free(target);
791 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
792 0701e66c 2023-02-01 op if (datalen <= sizeof(**id)) {
793 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
796 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
797 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
798 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
801 0701e66c 2023-02-01 op memcpy(*id, imsg.data, sizeof(**id));
802 0701e66c 2023-02-01 op *refname = strndup(imsg.data + sizeof(**id),
803 0701e66c 2023-02-01 op datalen - sizeof(**id));
804 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
805 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
809 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
810 531c3985 2020-03-18 stsp if (datalen == 0) {
811 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
814 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
815 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
816 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
819 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
820 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
821 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
822 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
823 531c3985 2020-03-18 stsp free(*server_progress);
824 531c3985 2020-03-18 stsp *server_progress = NULL;
829 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
830 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
831 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
834 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
836 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
837 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
838 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
841 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
845 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
851 8f2d01a6 2020-03-18 stsp *id = NULL;
852 b887aab6 2020-03-18 stsp free(*refname);
853 b887aab6 2020-03-18 stsp *refname = NULL;
855 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
856 f8a36e22 2021-08-26 stsp return err;
859 f8a36e22 2021-08-26 stsp static const struct got_error *
860 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
861 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
863 f8a36e22 2021-08-26 stsp size_t len;
864 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
866 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
867 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
868 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
869 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
871 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
872 5eb14fb9 2023-02-01 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
873 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
874 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1)
875 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
876 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
877 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
878 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
879 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
881 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
882 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
885 f8a36e22 2021-08-26 stsp const struct got_error *
886 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
887 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
888 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
889 abc59930 2021-09-05 naddy int verbosity)
891 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
892 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
893 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
894 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
896 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
897 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
898 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
899 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
900 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
901 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
902 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
903 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
904 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
905 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
906 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
911 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
915 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
916 f8a36e22 2021-08-26 stsp const char *name = pe->path;
917 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
918 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
919 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
924 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
925 f8a36e22 2021-08-26 stsp const char *name = pe->path;
926 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
927 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
932 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
933 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
934 f8a36e22 2021-08-26 stsp return err;
937 f8a36e22 2021-08-26 stsp const struct got_error *
938 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
939 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
941 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
942 f8a36e22 2021-08-26 stsp struct imsg imsg;
943 f8a36e22 2021-08-26 stsp size_t datalen;
944 f8a36e22 2021-08-26 stsp int done = 0;
945 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
946 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
947 f8a36e22 2021-08-26 stsp char *refname = NULL;
948 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
950 f8a36e22 2021-08-26 stsp while (!done) {
951 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
953 f8a36e22 2021-08-26 stsp return err;
954 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
955 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
956 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
957 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
958 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
961 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
962 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
963 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
964 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
967 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
968 f8a36e22 2021-08-26 stsp if (id == NULL) {
969 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
972 427f294c 2023-02-01 op memcpy(id, &iremote_ref.id, sizeof(*id));
973 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
974 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
975 f8a36e22 2021-08-26 stsp if (refname == NULL) {
976 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
979 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
980 f8a36e22 2021-08-26 stsp refname, id);
983 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
985 f8a36e22 2021-08-26 stsp free(refname);
988 f8a36e22 2021-08-26 stsp refname = NULL;
990 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
991 f8a36e22 2021-08-26 stsp if (datalen != 0) {
992 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
995 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
999 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1005 f8a36e22 2021-08-26 stsp free(refname);
1006 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
1007 b9f99abf 2020-03-18 stsp return err;
1010 93658fb9 2020-03-18 stsp const struct got_error *
1011 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
1013 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
1016 f8a36e22 2021-08-26 stsp const struct got_error *
1017 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
1018 6242c45b 2022-11-14 op int *success, char **refname, char **errmsg, struct imsgbuf *ibuf)
1020 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
1021 f8a36e22 2021-08-26 stsp struct imsg imsg;
1022 f8a36e22 2021-08-26 stsp size_t datalen;
1023 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
1025 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
1026 f8a36e22 2021-08-26 stsp *done = 0;
1027 f8a36e22 2021-08-26 stsp *success = 0;
1028 f8a36e22 2021-08-26 stsp *refname = NULL;
1029 6242c45b 2022-11-14 op *errmsg = NULL;
1031 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1033 f8a36e22 2021-08-26 stsp return err;
1035 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1036 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1037 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1038 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1039 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1042 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1044 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1045 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1046 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1049 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1050 6242c45b 2022-11-14 op if (datalen != sizeof(iref_status) + iref_status.name_len +
1051 6242c45b 2022-11-14 op iref_status.errmsg_len) {
1052 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1055 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1056 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1057 f8a36e22 2021-08-26 stsp iref_status.name_len);
1059 6242c45b 2022-11-14 op if (iref_status.errmsg_len != 0)
1060 6242c45b 2022-11-14 op *errmsg = strndup(imsg.data + sizeof(iref_status) +
1061 6242c45b 2022-11-14 op iref_status.name_len, iref_status.errmsg_len);
1063 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1064 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1065 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1068 f8a36e22 2021-08-26 stsp *done = 1;
1071 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1075 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1076 f8a36e22 2021-08-26 stsp return err;
1079 f8a36e22 2021-08-26 stsp const struct got_error *
1080 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1083 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1085 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1086 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1087 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1088 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1089 93658fb9 2020-03-18 stsp close(fd);
1090 93658fb9 2020-03-18 stsp return err;
1092 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1095 baa9fea0 2020-03-18 stsp const struct got_error *
1096 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1098 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1101 73ab1060 2020-03-18 stsp const struct got_error *
1102 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1103 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1104 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1106 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1107 93658fb9 2020-03-18 stsp struct imsg imsg;
1108 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1109 baa9fea0 2020-03-18 stsp size_t datalen;
1111 baa9fea0 2020-03-18 stsp *done = 0;
1112 668a20f6 2020-03-18 stsp *nobj_total = 0;
1113 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1114 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1116 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1118 93658fb9 2020-03-18 stsp return err;
1120 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1121 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1122 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1123 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1124 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1127 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1128 c98b0f0b 2022-06-14 op if (iprogress->nobj_total < 0 || iprogress->nobj_indexed < 0 ||
1129 c98b0f0b 2022-06-14 op iprogress->nobj_loose < 0 || iprogress->nobj_resolved < 0) {
1130 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_RANGE);
1133 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1134 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1135 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1136 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1138 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1139 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1140 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1143 baa9fea0 2020-03-18 stsp *done = 1;
1146 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1150 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1151 baa9fea0 2020-03-18 stsp return err;
1154 93658fb9 2020-03-18 stsp const struct got_error *
1155 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1156 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1158 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1159 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1161 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1162 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1163 291624d8 2018-11-07 stsp iobj = imsg->data;
1165 c98b0f0b 2022-06-14 op if (iobj->pack_offset < 0)
1166 c98b0f0b 2022-06-14 op return got_error(GOT_ERR_PACK_OFFSET);
1168 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1169 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1170 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1172 7841c0d1 2023-02-01 op memcpy(&(*obj)->id, &iobj->id, sizeof(iobj->id));
1173 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1174 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1175 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1176 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1177 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1178 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1179 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1180 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1182 d1b988e3 2022-01-26 stsp STAILQ_INIT(&(*obj)->deltas.entries);
1183 9296b03b 2022-01-26 stsp return NULL;
1186 2178c42e 2018-04-22 stsp const struct got_error *
1187 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1189 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1190 2178c42e 2018-04-22 stsp struct imsg imsg;
1191 e05fd55c 2024-02-26 op const size_t min_datalen = sizeof(struct got_imsg_object);
1193 2178c42e 2018-04-22 stsp *obj = NULL;
1195 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1197 2178c42e 2018-04-22 stsp return err;
1199 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1200 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1201 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1204 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1208 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1210 bff6ca00 2018-04-23 stsp return err;
1213 c75f7264 2018-09-11 stsp static const struct got_error *
1214 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1215 c75f7264 2018-09-11 stsp size_t logmsg_len)
1217 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1218 c75f7264 2018-09-11 stsp size_t offset, remain;
1220 c75f7264 2018-09-11 stsp offset = 0;
1221 c75f7264 2018-09-11 stsp remain = logmsg_len;
1222 c75f7264 2018-09-11 stsp while (remain > 0) {
1223 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1225 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1226 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1227 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1228 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1232 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1236 c75f7264 2018-09-11 stsp offset += n;
1237 c75f7264 2018-09-11 stsp remain -= n;
1240 fa4ffeb3 2018-11-04 stsp return err;
1243 bff6ca00 2018-04-23 stsp const struct got_error *
1244 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1246 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1247 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1248 bff6ca00 2018-04-23 stsp uint8_t *buf;
1249 bff6ca00 2018-04-23 stsp size_t len, total;
1250 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1251 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1252 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1253 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1255 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1256 472dfe05 2023-02-01 op commit->nparents * sizeof(struct got_object_id);
1258 bff6ca00 2018-04-23 stsp buf = malloc(total);
1259 bff6ca00 2018-04-23 stsp if (buf == NULL)
1260 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1262 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1263 472dfe05 2023-02-01 op memcpy(&icommit->tree_id, commit->tree_id, sizeof(icommit->tree_id));
1264 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1265 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1266 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1267 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1268 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1269 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1270 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1271 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1273 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1274 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1275 b9c33926 2018-11-07 stsp len += author_len;
1276 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1277 b9c33926 2018-11-07 stsp len += committer_len;
1278 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1279 472dfe05 2023-02-01 op memcpy(buf + len, &qid->id, sizeof(qid->id));
1280 472dfe05 2023-02-01 op len += sizeof(qid->id);
1283 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1284 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1285 bff6ca00 2018-04-23 stsp goto done;
1288 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1289 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1290 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1292 904df868 2018-11-04 stsp goto done;
1294 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1296 bff6ca00 2018-04-23 stsp free(buf);
1297 bff6ca00 2018-04-23 stsp return err;
1300 ca6e02ac 2020-01-07 stsp static const struct got_error *
1301 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1302 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1304 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1305 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1306 ca6e02ac 2020-01-07 stsp size_t len = 0;
1309 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1310 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1312 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1313 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1314 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1315 472dfe05 2023-02-01 op icommit->nparents * sizeof(struct got_object_id))
1316 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1318 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1319 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1321 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1323 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1324 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1325 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1326 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1328 472dfe05 2023-02-01 op memcpy((*commit)->tree_id, &icommit->tree_id,
1329 472dfe05 2023-02-01 op sizeof(icommit->tree_id));
1330 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1331 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1332 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1333 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1335 bf31a716 2022-06-14 op (*commit)->author = strndup(imsg->data + len, icommit->author_len);
1336 bf31a716 2022-06-14 op if ((*commit)->author == NULL) {
1337 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1340 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1342 bf31a716 2022-06-14 op (*commit)->committer = strndup(imsg->data + len,
1343 bf31a716 2022-06-14 op icommit->committer_len);
1344 bf31a716 2022-06-14 op if ((*commit)->committer == NULL) {
1345 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1348 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1350 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1351 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1352 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1353 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1354 ca6e02ac 2020-01-07 stsp goto done;
1357 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1359 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1360 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1361 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1362 ca6e02ac 2020-01-07 stsp goto done;
1364 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1365 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1366 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1369 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1371 ca6e02ac 2020-01-07 stsp goto done;
1373 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1374 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1375 ca6e02ac 2020-01-07 stsp goto done;
1378 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1379 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1380 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1381 ca6e02ac 2020-01-07 stsp offset += n;
1382 ca6e02ac 2020-01-07 stsp remain -= n;
1384 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1387 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1388 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1390 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1393 d7b5a0e8 2022-04-20 stsp memcpy(&qid->id, imsg->data + len +
1394 472dfe05 2023-02-01 op i * sizeof(qid->id), sizeof(qid->id));
1395 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1396 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1399 ca6e02ac 2020-01-07 stsp if (err) {
1400 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1401 ca6e02ac 2020-01-07 stsp *commit = NULL;
1403 ca6e02ac 2020-01-07 stsp return err;
1406 ca6e02ac 2020-01-07 stsp const struct got_error *
1407 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1409 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1410 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1411 ca6e02ac 2020-01-07 stsp size_t datalen;
1412 e05fd55c 2024-02-26 op const size_t min_datalen = sizeof(struct got_imsg_commit_object);
1414 ca6e02ac 2020-01-07 stsp *commit = NULL;
1416 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1418 ca6e02ac 2020-01-07 stsp return err;
1420 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1422 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1423 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1424 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1427 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1431 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1433 e033d803 2018-04-23 stsp return err;
1436 33fd69c2 2022-05-19 stsp static const struct got_error *
1437 0ab4c957 2022-06-13 stsp send_tree_entries_batch(struct imsgbuf *ibuf,
1438 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int idx0, int idxN, size_t len)
1440 33fd69c2 2022-05-19 stsp struct ibuf *wbuf;
1441 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries ientries;
1444 031611fc 2022-06-18 op memset(&ientries, 0, sizeof(ientries));
1446 33fd69c2 2022-05-19 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1447 33fd69c2 2022-05-19 stsp if (wbuf == NULL)
1448 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_create TREE_ENTRY");
1450 33fd69c2 2022-05-19 stsp ientries.nentries = idxN - idx0 + 1;
1451 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1452 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1454 33fd69c2 2022-05-19 stsp for (i = idx0; i <= idxN; i++) {
1455 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[i];
1457 c4d35c5b 2023-02-02 op /* Keep in sync with struct got_imsg_tree_entry definition! */
1458 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1)
1459 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1460 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1461 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1462 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1463 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1465 33fd69c2 2022-05-19 stsp /* Remaining bytes are the entry's name. */
1466 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1467 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1470 33fd69c2 2022-05-19 stsp imsg_close(ibuf, wbuf);
1471 33fd69c2 2022-05-19 stsp return NULL;
1474 0ab4c957 2022-06-13 stsp static const struct got_error *
1475 0ab4c957 2022-06-13 stsp send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1476 0ab4c957 2022-06-13 stsp int nentries)
1478 33fd69c2 2022-05-19 stsp const struct got_error *err = NULL;
1480 0ab4c957 2022-06-13 stsp size_t entries_len = sizeof(struct got_imsg_tree_entries);
1483 33fd69c2 2022-05-19 stsp for (j = 0; j < nentries; j++) {
1484 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[j];
1485 ff08dcd6 2023-02-13 op size_t len = sizeof(struct got_imsg_tree_entry) + pte->namelen;
1487 33fd69c2 2022-05-19 stsp if (j > 0 &&
1488 33fd69c2 2022-05-19 stsp entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1489 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries,
1490 33fd69c2 2022-05-19 stsp i, j - 1, entries_len);
1492 33fd69c2 2022-05-19 stsp return err;
1494 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1497 33fd69c2 2022-05-19 stsp entries_len += len;
1500 33fd69c2 2022-05-19 stsp if (j > 0) {
1501 0ab4c957 2022-06-13 stsp err = send_tree_entries_batch(ibuf, entries, i, j - 1,
1502 0ab4c957 2022-06-13 stsp entries_len);
1504 33fd69c2 2022-05-19 stsp return err;
1507 0ab4c957 2022-06-13 stsp return NULL;
1510 0ab4c957 2022-06-13 stsp const struct got_error *
1511 0ab4c957 2022-06-13 stsp got_privsep_send_tree(struct imsgbuf *ibuf,
1512 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
1514 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1515 0ab4c957 2022-06-13 stsp struct got_imsg_tree_object itree;
1517 031611fc 2022-06-18 op memset(&itree, 0, sizeof(itree));
1518 0ab4c957 2022-06-13 stsp itree.nentries = nentries;
1519 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1521 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose TREE");
1523 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
1525 0ab4c957 2022-06-13 stsp return err;
1527 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1531 0ab4c957 2022-06-13 stsp static const struct got_error *
1532 0ab4c957 2022-06-13 stsp recv_tree_entries(void *data, size_t datalen, struct got_tree_object *tree,
1533 0ab4c957 2022-06-13 stsp int *nentries)
1535 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
1536 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entries *ientries;
1537 0ab4c957 2022-06-13 stsp struct got_tree_entry *te;
1538 0ab4c957 2022-06-13 stsp size_t te_offset;
1541 0ab4c957 2022-06-13 stsp if (datalen <= sizeof(*ientries) ||
1542 0ab4c957 2022-06-13 stsp datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
1543 0ab4c957 2022-06-13 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1545 0ab4c957 2022-06-13 stsp ientries = (struct got_imsg_tree_entries *)data;
1546 0ab4c957 2022-06-13 stsp if (ientries->nentries > INT_MAX) {
1547 0ab4c957 2022-06-13 stsp return got_error_msg(GOT_ERR_NO_SPACE,
1548 0ab4c957 2022-06-13 stsp "too many tree entries");
1551 0ab4c957 2022-06-13 stsp te_offset = sizeof(*ientries);
1552 0ab4c957 2022-06-13 stsp for (i = 0; i < ientries->nentries; i++) {
1553 0ab4c957 2022-06-13 stsp struct got_imsg_tree_entry ite;
1554 0ab4c957 2022-06-13 stsp const char *te_name;
1555 0ab4c957 2022-06-13 stsp uint8_t *buf = (uint8_t *)data + te_offset;
1557 0ab4c957 2022-06-13 stsp if (te_offset >= datalen) {
1558 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1562 0ab4c957 2022-06-13 stsp /* Might not be aligned, size is ~32 bytes. */
1563 0ab4c957 2022-06-13 stsp memcpy(&ite, buf, sizeof(ite));
1565 0ab4c957 2022-06-13 stsp if (ite.namelen >= sizeof(te->name)) {
1566 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1569 0ab4c957 2022-06-13 stsp if (te_offset + sizeof(ite) + ite.namelen > datalen) {
1570 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1574 0ab4c957 2022-06-13 stsp if (*nentries >= tree->nentries) {
1575 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1578 0ab4c957 2022-06-13 stsp te = &tree->entries[*nentries];
1579 0ab4c957 2022-06-13 stsp te_name = buf + sizeof(ite);
1580 0ab4c957 2022-06-13 stsp memcpy(te->name, te_name, ite.namelen);
1581 0ab4c957 2022-06-13 stsp te->name[ite.namelen] = '\0';
1582 0ab4c957 2022-06-13 stsp memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1583 0ab4c957 2022-06-13 stsp te->mode = ite.mode;
1584 0ab4c957 2022-06-13 stsp te->idx = *nentries;
1585 0ab4c957 2022-06-13 stsp (*nentries)++;
1587 0ab4c957 2022-06-13 stsp te_offset += sizeof(ite) + ite.namelen;
1590 0ab4c957 2022-06-13 stsp return err;
1593 e033d803 2018-04-23 stsp const struct got_error *
1594 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1596 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1597 e05fd55c 2024-02-26 op const size_t min_datalen = 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 80985c16 2022-07-07 op 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 80985c16 2022-07-07 op err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
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 13fcf1bf 2022-05-18 stsp if (itree->nentries < 0) {
1626 13fcf1bf 2022-05-18 stsp 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 baef4d75 2022-05-18 stsp free(*tree);
1639 baef4d75 2022-05-18 stsp *tree = NULL;
1642 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1643 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1645 33fd69c2 2022-05-19 stsp 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 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
1652 0ab4c957 2022-06-13 stsp *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 031611fc 2022-06-18 op 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 c98b0f0b 2022-06-14 op if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX ||
1746 c98b0f0b 2022-06-14 op *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 076fbedc 2023-02-19 op 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 e05fd55c 2024-02-26 op const size_t min_datalen = sizeof(struct got_imsg_tag_object);
1854 f4a881ce 2018-11-17 stsp *tag = NULL;
1856 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1858 f4a881ce 2018-11-17 stsp return err;
1860 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1863 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1864 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1865 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1866 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1869 f4a881ce 2018-11-17 stsp itag = imsg.data;
1870 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1871 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1872 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1875 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1877 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1878 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1879 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1883 076fbedc 2023-02-19 op memcpy(&(*tag)->id, &itag->id, sizeof(itag->id));
1885 bf31a716 2022-06-14 op (*tag)->tag = strndup(imsg.data + len, itag->tag_len);
1886 bf31a716 2022-06-14 op if ((*tag)->tag == NULL) {
1887 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1890 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1892 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1893 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1894 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1896 bf31a716 2022-06-14 op (*tag)->tagger = strndup(imsg.data + len, itag->tagger_len);
1897 bf31a716 2022-06-14 op if ((*tag)->tagger == NULL) {
1898 bf31a716 2022-06-14 op err = got_error_from_errno("strndup");
1901 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1903 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1904 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1905 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1906 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1910 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1912 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1913 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1914 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1917 f4a881ce 2018-11-17 stsp while (remain > 0) {
1918 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1919 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1922 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1924 f4a881ce 2018-11-17 stsp return err;
1926 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1927 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1929 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1931 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1932 f4a881ce 2018-11-17 stsp offset += n;
1933 f4a881ce 2018-11-17 stsp remain -= n;
1935 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1940 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1944 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1946 2178c42e 2018-04-22 stsp return err;
1949 876c234b 2018-09-10 stsp const struct got_error *
1950 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1951 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1953 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1954 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1955 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1958 031611fc 2022-06-18 op memset(&ipackidx, 0, sizeof(ipackidx));
1959 031611fc 2022-06-18 op memset(&ipack, 0, sizeof(ipack));
1961 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1962 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1963 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1964 876c234b 2018-09-10 stsp if (fd == -1)
1965 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1967 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1968 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1969 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1970 41496140 2019-02-21 stsp close(fd);
1971 41496140 2019-02-21 stsp return err;
1974 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1975 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1976 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1977 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1979 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1980 876c234b 2018-09-10 stsp if (fd == -1)
1981 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1983 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
1985 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
1986 41496140 2019-02-21 stsp close(fd);
1987 41496140 2019-02-21 stsp return err;
1990 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
1993 876c234b 2018-09-10 stsp const struct got_error *
1994 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
1995 106807b4 2018-09-15 stsp struct got_object_id *id)
1997 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
1999 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
2000 876c234b 2018-09-10 stsp iobj.idx = idx;
2001 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
2003 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
2004 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
2005 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
2006 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
2008 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2011 aba9c984 2019-09-08 stsp const struct got_error *
2012 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
2013 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
2015 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2017 031611fc 2022-06-18 op memset(&iobj, 0, sizeof(iobj));
2018 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2019 265df21f 2023-01-31 op memcpy(&iobj.id, id, sizeof(iobj.id));
2021 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2022 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2023 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2024 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2026 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2029 59d1e4a0 2021-03-10 stsp const struct got_error *
2030 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2032 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2034 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2035 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2036 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2037 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2038 aba9c984 2019-09-08 stsp close(fd);
2039 aba9c984 2019-09-08 stsp return err;
2042 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2045 aba9c984 2019-09-08 stsp const struct got_error *
2046 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2048 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2049 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2050 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2051 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2052 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2054 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2057 aba9c984 2019-09-08 stsp const struct got_error *
2058 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2060 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2061 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2062 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2063 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2064 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2066 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2070 20b7abb3 2020-10-22 stsp const struct got_error *
2071 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2073 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2074 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2075 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2076 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2078 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2081 aba9c984 2019-09-08 stsp const struct got_error *
2082 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2084 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2085 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2086 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2087 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2089 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2092 cd95becd 2019-11-29 stsp const struct got_error *
2093 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2095 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2096 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2097 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2098 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2100 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2103 aba9c984 2019-09-08 stsp const struct got_error *
2104 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2106 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2107 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2108 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2109 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2111 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2114 9a1cc63f 2020-02-03 stsp const struct got_error *
2115 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2117 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2118 aba9c984 2019-09-08 stsp struct imsg imsg;
2119 aba9c984 2019-09-08 stsp size_t datalen;
2121 aba9c984 2019-09-08 stsp *str = NULL;
2123 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2125 aba9c984 2019-09-08 stsp return err;
2126 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2128 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2129 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2130 aba9c984 2019-09-08 stsp if (datalen == 0)
2132 00b3e9ae 2023-01-11 op *str = strndup(imsg.data, datalen);
2133 aba9c984 2019-09-08 stsp if (*str == NULL) {
2134 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2139 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2143 27749ea2 2023-02-05 op imsg_free(&imsg);
2147 27749ea2 2023-02-05 op const struct got_error *
2148 27749ea2 2023-02-05 op got_privsep_recv_gitconfig_pair(char **key, char **val, struct imsgbuf *ibuf)
2150 27749ea2 2023-02-05 op const struct got_error *err = NULL;
2151 27749ea2 2023-02-05 op struct got_imsg_gitconfig_pair p;
2152 27749ea2 2023-02-05 op struct imsg imsg;
2153 27749ea2 2023-02-05 op size_t datalen;
2154 27749ea2 2023-02-05 op uint8_t *data;
2156 27749ea2 2023-02-05 op *key = *val = NULL;
2158 27749ea2 2023-02-05 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2162 27749ea2 2023-02-05 op data = imsg.data;
2163 27749ea2 2023-02-05 op datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2165 27749ea2 2023-02-05 op if (imsg.hdr.type != GOT_IMSG_GITCONFIG_PAIR) {
2166 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_MSG);
2170 27749ea2 2023-02-05 op if (datalen < sizeof(p)) {
2171 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2175 27749ea2 2023-02-05 op memcpy(&p, data, sizeof(p));
2176 27749ea2 2023-02-05 op data += sizeof(p);
2178 27749ea2 2023-02-05 op if (datalen != sizeof(p) + p.klen + p.vlen) {
2179 27749ea2 2023-02-05 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2183 27749ea2 2023-02-05 op *key = strndup(data, p.klen);
2184 27749ea2 2023-02-05 op if (*key == NULL) {
2185 27749ea2 2023-02-05 op err = got_error_from_errno("strndup");
2188 27749ea2 2023-02-05 op data += p.klen;
2190 27749ea2 2023-02-05 op *val = strndup(data, p.vlen);
2191 27749ea2 2023-02-05 op if (*val == NULL) {
2192 27749ea2 2023-02-05 op err = got_error_from_errno("strndup");
2197 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2198 aba9c984 2019-09-08 stsp return err;
2201 aba9c984 2019-09-08 stsp const struct got_error *
2202 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2204 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2205 aba9c984 2019-09-08 stsp struct imsg imsg;
2206 aba9c984 2019-09-08 stsp size_t datalen;
2207 e05fd55c 2024-02-26 op const size_t min_datalen = sizeof(int);
2211 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2213 aba9c984 2019-09-08 stsp return err;
2214 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2216 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2217 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2218 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2219 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2222 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2225 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2229 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2230 cd95becd 2019-11-29 stsp return err;
2233 b8adfa55 2020-09-25 stsp static void
2234 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2238 b8adfa55 2020-09-25 stsp free(remote->name);
2239 6480c871 2021-08-30 stsp free(remote->fetch_url);
2240 6480c871 2021-08-30 stsp free(remote->send_url);
2241 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2242 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2243 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2244 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2245 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2246 6480c871 2021-08-30 stsp free(remote->send_branches);
2247 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2248 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2249 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2252 cd95becd 2019-11-29 stsp const struct got_error *
2253 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2254 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2256 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2257 cd95becd 2019-11-29 stsp struct imsg imsg;
2258 cd95becd 2019-11-29 stsp size_t datalen;
2259 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2260 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2262 cd95becd 2019-11-29 stsp *remotes = NULL;
2263 cd95becd 2019-11-29 stsp *nremotes = 0;
2264 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2266 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2268 cd95becd 2019-11-29 stsp return err;
2269 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2271 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2272 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2273 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2274 f25a765e 2024-01-24 op imsg_free(&imsg);
2275 f25a765e 2024-01-24 op return got_error(GOT_ERR_PRIVSEP_LEN);
2277 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2278 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2279 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2280 cd95becd 2019-11-29 stsp return NULL;
2284 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2285 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2288 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2290 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2291 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2292 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2294 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2295 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2297 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2300 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2302 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2303 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2304 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2305 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2306 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2307 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2310 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2311 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2312 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2313 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2314 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2315 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2316 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2319 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2320 cd95becd 2019-11-29 stsp iremote.name_len);
2321 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2322 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2325 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2326 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2327 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2328 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2329 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2332 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2333 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2334 6480c871 2021-08-30 stsp iremote.send_url_len);
2335 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2336 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2337 6480c871 2021-08-30 stsp free_remote_data(remote);
2340 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2341 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2342 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2343 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2344 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2345 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2346 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2347 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2348 cd95becd 2019-11-29 stsp (*nremotes)++;
2351 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2355 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2360 cd95becd 2019-11-29 stsp if (err) {
2362 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2363 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2364 cd95becd 2019-11-29 stsp free(*remotes);
2365 cd95becd 2019-11-29 stsp *remotes = NULL;
2366 cd95becd 2019-11-29 stsp *nremotes = 0;
2368 aba9c984 2019-09-08 stsp return err;
2371 257add31 2020-09-09 stsp const struct got_error *
2372 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2374 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2376 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2377 257add31 2020-09-09 stsp NULL, 0) == -1) {
2378 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2379 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2380 257add31 2020-09-09 stsp close(fd);
2381 257add31 2020-09-09 stsp return err;
2384 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2387 257add31 2020-09-09 stsp const struct got_error *
2388 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2390 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2391 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2392 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2393 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2395 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2398 4d5ee956 2022-07-02 jrick const struct got_error *
2399 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_allowed_signers_req(struct imsgbuf *ibuf)
2401 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2402 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_ALLOWEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2403 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2404 4d5ee956 2022-07-02 jrick "GOTCONFIG_ALLOWEDSIGNERS_REQUEST");
2406 4d5ee956 2022-07-02 jrick return flush_imsg(ibuf);
2409 4d5ee956 2022-07-02 jrick const struct got_error *
2410 4d5ee956 2022-07-02 jrick got_privsep_send_gotconfig_revoked_signers_req(struct imsgbuf *ibuf)
2412 4d5ee956 2022-07-02 jrick if (imsg_compose(ibuf,
2413 4d5ee956 2022-07-02 jrick GOT_IMSG_GOTCONFIG_REVOKEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2414 4d5ee956 2022-07-02 jrick return got_error_from_errno("imsg_compose "
2415 4d5ee956 2022-07-02 jrick "GOTCONFIG_REVOKEDSIGNERS_REQUEST");
2417 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2420 ca6e02ac 2020-01-07 stsp const struct got_error *
2421 d68f2c0e 2022-07-05 jrick got_privsep_send_gotconfig_signer_id_req(struct imsgbuf *ibuf)
2423 d68f2c0e 2022-07-05 jrick if (imsg_compose(ibuf,
2424 d68f2c0e 2022-07-05 jrick GOT_IMSG_GOTCONFIG_SIGNERID_REQUEST, 0, 0, -1, NULL, 0) == -1)
2425 d68f2c0e 2022-07-05 jrick return got_error_from_errno("imsg_compose "
2426 d68f2c0e 2022-07-05 jrick "GOTCONFIG_SIGNERID_REQUEST");
2428 d68f2c0e 2022-07-05 jrick return flush_imsg(ibuf);
2431 d68f2c0e 2022-07-05 jrick const struct got_error *
2432 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2434 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2435 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2436 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2437 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2439 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2442 257add31 2020-09-09 stsp const struct got_error *
2443 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2445 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2446 257add31 2020-09-09 stsp struct imsg imsg;
2447 257add31 2020-09-09 stsp size_t datalen;
2449 257add31 2020-09-09 stsp *str = NULL;
2451 3e6054c4 2022-06-14 op err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2453 257add31 2020-09-09 stsp return err;
2454 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2456 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2457 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2458 257add31 2020-09-09 stsp if (datalen == 0)
2460 00b3e9ae 2023-01-11 op *str = strndup(imsg.data, datalen);
2461 257add31 2020-09-09 stsp if (*str == NULL) {
2462 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2467 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2471 257add31 2020-09-09 stsp imsg_free(&imsg);
2472 257add31 2020-09-09 stsp return err;
2475 257add31 2020-09-09 stsp const struct got_error *
2476 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2477 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2479 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2480 257add31 2020-09-09 stsp struct imsg imsg;
2481 257add31 2020-09-09 stsp size_t datalen;
2482 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2483 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2484 e05fd55c 2024-02-26 op const size_t min_datalen = sizeof(iremotes);
2486 257add31 2020-09-09 stsp *remotes = NULL;
2487 257add31 2020-09-09 stsp *nremotes = 0;
2488 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2490 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2492 257add31 2020-09-09 stsp return err;
2493 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2495 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2496 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2497 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2498 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2501 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2502 c98b0f0b 2022-06-14 op if (iremotes.nremotes < 0) {
2503 c98b0f0b 2022-06-14 op err = got_error(GOT_ERR_PRIVSEP_LEN);
2506 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2507 257add31 2020-09-09 stsp imsg_free(&imsg);
2508 257add31 2020-09-09 stsp return NULL;
2512 257add31 2020-09-09 stsp imsg_free(&imsg);
2513 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2516 257add31 2020-09-09 stsp imsg_free(&imsg);
2518 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2519 257add31 2020-09-09 stsp if (*remotes == NULL)
2520 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2522 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2523 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2524 e05fd55c 2024-02-26 op const size_t min_datalen = sizeof(iremote);
2527 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2530 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2532 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2533 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2534 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2535 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2536 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2537 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2540 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2541 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2542 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2543 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2544 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2545 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2546 6480c871 2021-08-30 stsp datalen) {
2547 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2550 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2551 257add31 2020-09-09 stsp iremote.name_len);
2552 257add31 2020-09-09 stsp if (remote->name == NULL) {
2553 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2556 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2557 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2558 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2559 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2560 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2561 6480c871 2021-08-30 stsp free_remote_data(remote);
2564 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2565 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2566 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2567 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2568 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2569 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2572 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2573 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2574 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2575 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2576 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2577 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2578 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2579 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2583 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2584 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2585 b8adfa55 2020-09-25 stsp char *branch;
2586 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2588 b8adfa55 2020-09-25 stsp if (err) {
2589 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2590 b8adfa55 2020-09-25 stsp goto done;
2592 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2593 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2595 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2596 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2597 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2598 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2599 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2600 99495ddb 2021-01-10 stsp free_remote_data(remote);
2604 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2605 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2606 6480c871 2021-08-30 stsp char *branch;
2607 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2609 6480c871 2021-08-30 stsp if (err) {
2610 6480c871 2021-08-30 stsp free_remote_data(remote);
2611 6480c871 2021-08-30 stsp goto done;
2613 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2614 6480c871 2021-08-30 stsp remote->nsend_branches++;
2616 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2617 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2618 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2619 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2620 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2621 6480c871 2021-08-30 stsp free_remote_data(remote);
2625 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2626 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2627 99495ddb 2021-01-10 stsp char *ref;
2628 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2630 99495ddb 2021-01-10 stsp if (err) {
2631 99495ddb 2021-01-10 stsp free_remote_data(remote);
2632 99495ddb 2021-01-10 stsp goto done;
2634 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2635 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2637 257add31 2020-09-09 stsp (*nremotes)++;
2640 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2644 257add31 2020-09-09 stsp imsg_free(&imsg);
2649 257add31 2020-09-09 stsp if (err) {
2651 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2652 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2653 257add31 2020-09-09 stsp free(*remotes);
2654 257add31 2020-09-09 stsp *remotes = NULL;
2655 257add31 2020-09-09 stsp *nremotes = 0;
2657 257add31 2020-09-09 stsp return err;
2660 257add31 2020-09-09 stsp const struct got_error *
2661 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2662 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2664 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2665 47cb6f8b 2023-02-26 op size_t path_len = strlen(path);
2667 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2668 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2669 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2670 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2671 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2673 47cb6f8b 2023-02-26 op * Keep in sync with struct got_imsg_commit_traversal_request
2674 47cb6f8b 2023-02-26 op * and struct got_imsg_packed_object.
2676 47cb6f8b 2023-02-26 op if (imsg_add(wbuf, id, sizeof(*id)) == -1)
2677 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2678 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2679 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2680 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2681 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2682 47cb6f8b 2023-02-26 op if (imsg_add(wbuf, &path_len, sizeof(path_len)) == -1)
2683 47cb6f8b 2023-02-26 op return got_error_from_errno("imsg_add "
2684 47cb6f8b 2023-02-26 op "COMMIT_TRAVERSAL_REQUEST");
2685 1453347d 2022-05-19 stsp if (imsg_add(wbuf, path, path_len) == -1)
2686 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2687 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2689 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2690 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2693 ca6e02ac 2020-01-07 stsp const struct got_error *
2694 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2695 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2697 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2698 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2699 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2700 076fbedc 2023-02-19 op struct got_object_id *ids;
2701 ca6e02ac 2020-01-07 stsp size_t datalen;
2702 ca6e02ac 2020-01-07 stsp int i, done = 0;
2704 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2706 ca6e02ac 2020-01-07 stsp while (!done) {
2707 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2709 ca6e02ac 2020-01-07 stsp return err;
2711 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2712 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2713 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2714 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2715 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2716 076fbedc 2023-02-19 op icommits->ncommits * sizeof(*ids)) {
2717 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2720 076fbedc 2023-02-19 op ids = imsg.data + sizeof(*icommits);
2721 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2722 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2724 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2727 076fbedc 2023-02-19 op memcpy(&qid->id, &ids[i], sizeof(ids[i]));
2728 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2732 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2733 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2734 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2736 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2740 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2744 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2750 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2751 ca6e02ac 2020-01-07 stsp return err;
2754 0ab4c957 2022-06-13 stsp const struct got_error *
2755 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_tree(size_t *totlen, struct imsgbuf *ibuf,
2756 0ab4c957 2022-06-13 stsp struct got_object_id *tree_id, const char *path,
2757 0ab4c957 2022-06-13 stsp struct got_parsed_tree_entry *entries, int nentries)
2759 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2760 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2761 0ab4c957 2022-06-13 stsp size_t path_len = strlen(path);
2762 0ab4c957 2022-06-13 stsp size_t msglen;
2764 0ab4c957 2022-06-13 stsp msglen = sizeof(struct got_imsg_enumerated_tree) + path_len;
2765 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_TREE, 0, 0, msglen);
2766 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2767 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_TREE");
2769 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, tree_id->sha1, SHA1_DIGEST_LENGTH) == -1)
2770 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2771 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &nentries, sizeof(nentries)) == -1)
2772 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2773 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, path, path_len) == -1)
2774 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_TREE");
2776 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2778 0ab4c957 2022-06-13 stsp if (entries) {
2779 0ab4c957 2022-06-13 stsp err = send_tree_entries(ibuf, entries, nentries);
2781 0ab4c957 2022-06-13 stsp return err;
2784 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2787 67fd6849 2022-02-13 stsp const struct got_error *
2788 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_request(struct imsgbuf *ibuf)
2790 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_REQUEST,
2791 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2792 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2793 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_REQUEST");
2795 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2798 0ab4c957 2022-06-13 stsp const struct got_error *
2799 0ab4c957 2022-06-13 stsp got_privsep_send_object_enumeration_done(struct imsgbuf *ibuf)
2801 0ab4c957 2022-06-13 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_DONE,
2802 0ab4c957 2022-06-13 stsp 0, 0, -1, NULL, 0) == -1)
2803 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_compose "
2804 0ab4c957 2022-06-13 stsp "OBJECT_ENUMERATION_DONE");
2806 0ab4c957 2022-06-13 stsp return flush_imsg(ibuf);
2809 0ab4c957 2022-06-13 stsp const struct got_error *
2810 db9b9b1c 2022-06-14 stsp got_privsep_send_object_enumeration_incomplete(struct imsgbuf *ibuf)
2812 db9b9b1c 2022-06-14 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE,
2813 db9b9b1c 2022-06-14 stsp 0, 0, -1, NULL, 0) == -1)
2814 db9b9b1c 2022-06-14 stsp return got_error_from_errno("imsg_compose "
2815 db9b9b1c 2022-06-14 stsp "OBJECT_ENUMERATION_INCOMPLETE");
2817 db9b9b1c 2022-06-14 stsp return flush_imsg(ibuf);
2820 db9b9b1c 2022-06-14 stsp const struct got_error *
2821 0ab4c957 2022-06-13 stsp got_privsep_send_enumerated_commit(struct imsgbuf *ibuf,
2822 0ab4c957 2022-06-13 stsp struct got_object_id *id, time_t mtime)
2824 0ab4c957 2022-06-13 stsp struct ibuf *wbuf;
2826 0ab4c957 2022-06-13 stsp wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_COMMIT, 0, 0,
2827 0ab4c957 2022-06-13 stsp sizeof(struct got_imsg_enumerated_commit) + SHA1_DIGEST_LENGTH);
2828 0ab4c957 2022-06-13 stsp if (wbuf == NULL)
2829 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_create ENUMERATED_COMMIT");
2831 0ab4c957 2022-06-13 stsp /* Keep in sync with struct got_imsg_enumerated_commit! */
2832 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, id, SHA1_DIGEST_LENGTH) == -1)
2833 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2834 0ab4c957 2022-06-13 stsp if (imsg_add(wbuf, &mtime, sizeof(mtime)) == -1)
2835 0ab4c957 2022-06-13 stsp return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2837 0ab4c957 2022-06-13 stsp imsg_close(ibuf, wbuf);
2838 0ab4c957 2022-06-13 stsp /* Don't flush yet, tree entries or ENUMERATION_DONE will follow. */
2839 0ab4c957 2022-06-13 stsp return NULL;
2842 0ab4c957 2022-06-13 stsp const struct got_error *
2843 db9b9b1c 2022-06-14 stsp got_privsep_recv_enumerated_objects(int *found_all_objects,
2844 db9b9b1c 2022-06-14 stsp struct imsgbuf *ibuf,
2845 0ab4c957 2022-06-13 stsp got_object_enumerate_commit_cb cb_commit,
2846 0ab4c957 2022-06-13 stsp got_object_enumerate_tree_cb cb_tree, void *cb_arg,
2847 0ab4c957 2022-06-13 stsp struct got_repository *repo)
2849 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
2850 0ab4c957 2022-06-13 stsp struct imsg imsg;
2851 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_commit *icommit = NULL;
2852 0ab4c957 2022-06-13 stsp struct got_object_id commit_id;
2853 0ab4c957 2022-06-13 stsp int have_commit = 0;
2854 0ab4c957 2022-06-13 stsp time_t mtime = 0;
2855 0ab4c957 2022-06-13 stsp struct got_tree_object tree;
2856 0ab4c957 2022-06-13 stsp struct got_imsg_enumerated_tree *itree;
2857 0ab4c957 2022-06-13 stsp struct got_object_id tree_id;
2858 0ab4c957 2022-06-13 stsp char *path = NULL, *canon_path = NULL;
2859 0ab4c957 2022-06-13 stsp size_t datalen, path_len;
2860 0ab4c957 2022-06-13 stsp int nentries = -1;
2861 0ab4c957 2022-06-13 stsp int done = 0;
2863 db9b9b1c 2022-06-14 stsp *found_all_objects = 0;
2864 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2866 0ab4c957 2022-06-13 stsp while (!done) {
2867 0ab4c957 2022-06-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2871 0ab4c957 2022-06-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2872 0ab4c957 2022-06-13 stsp switch (imsg.hdr.type) {
2873 b4b1b9c0 2022-06-14 op case GOT_IMSG_ENUMERATED_COMMIT:
2874 0ab4c957 2022-06-13 stsp if (have_commit && nentries != -1) {
2875 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2878 0ab4c957 2022-06-13 stsp if (datalen != sizeof(*icommit)) {
2879 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2882 0ab4c957 2022-06-13 stsp icommit = (struct got_imsg_enumerated_commit *)imsg.data;
2883 0ab4c957 2022-06-13 stsp memcpy(commit_id.sha1, icommit->id, SHA1_DIGEST_LENGTH);
2884 0ab4c957 2022-06-13 stsp mtime = icommit->mtime;
2885 0ab4c957 2022-06-13 stsp have_commit = 1;
2887 0ab4c957 2022-06-13 stsp case GOT_IMSG_ENUMERATED_TREE:
2888 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_COMMIT. */
2889 0ab4c957 2022-06-13 stsp if (!have_commit) {
2890 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2893 0ab4c957 2022-06-13 stsp if (datalen < sizeof(*itree)) {
2894 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2897 0ab4c957 2022-06-13 stsp itree = imsg.data;
2898 0ab4c957 2022-06-13 stsp path_len = datalen - sizeof(*itree);
2899 0ab4c957 2022-06-13 stsp if (path_len == 0) {
2900 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2903 0ab4c957 2022-06-13 stsp memcpy(tree_id.sha1, itree->id, sizeof(tree_id.sha1));
2904 0ab4c957 2022-06-13 stsp free(path);
2905 00b3e9ae 2023-01-11 op path = strndup(imsg.data + sizeof(*itree), path_len);
2906 0ab4c957 2022-06-13 stsp if (path == NULL) {
2907 00b3e9ae 2023-01-11 op err = got_error_from_errno("strndup");
2910 0ab4c957 2022-06-13 stsp free(canon_path);
2911 0ab4c957 2022-06-13 stsp canon_path = malloc(path_len + 1);
2912 0ab4c957 2022-06-13 stsp if (canon_path == NULL) {
2913 0ab4c957 2022-06-13 stsp err = got_error_from_errno("malloc");
2916 0ab4c957 2022-06-13 stsp if (!got_path_is_absolute(path)) {
2917 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2920 0ab4c957 2022-06-13 stsp if (got_path_is_root_dir(path)) {
2921 0ab4c957 2022-06-13 stsp /* XXX check what got_canonpath() does wrong */
2922 0ab4c957 2022-06-13 stsp canon_path[0] = '/';
2923 0ab4c957 2022-06-13 stsp canon_path[1] = '\0';
2925 0ab4c957 2022-06-13 stsp err = got_canonpath(path, canon_path,
2926 0ab4c957 2022-06-13 stsp path_len + 1);
2930 0ab4c957 2022-06-13 stsp if (strcmp(path, canon_path) != 0) {
2931 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_BAD_PATH);
2934 0ab4c957 2022-06-13 stsp if (nentries != -1) {
2935 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2938 0ab4c957 2022-06-13 stsp if (itree->nentries < -1) {
2939 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2942 0ab4c957 2022-06-13 stsp if (itree->nentries == -1) {
2943 0ab4c957 2022-06-13 stsp /* Tree was not found in pack file. */
2944 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, NULL, mtime, &tree_id,
2945 0ab4c957 2022-06-13 stsp path, repo);
2948 0ab4c957 2022-06-13 stsp if (itree->nentries > INT_MAX) {
2949 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2952 0ab4c957 2022-06-13 stsp tree.entries = calloc(itree->nentries,
2953 0ab4c957 2022-06-13 stsp sizeof(struct got_tree_entry));
2954 0ab4c957 2022-06-13 stsp if (tree.entries == NULL) {
2955 0ab4c957 2022-06-13 stsp err = got_error_from_errno("calloc");
2958 0ab4c957 2022-06-13 stsp if (itree->nentries == 0) {
2959 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2960 0ab4c957 2022-06-13 stsp path, repo);
2964 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
2965 0ab4c957 2022-06-13 stsp free(tree.entries);
2966 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2967 0ab4c957 2022-06-13 stsp nentries = -1;
2969 0ab4c957 2022-06-13 stsp tree.nentries = itree->nentries;
2970 0ab4c957 2022-06-13 stsp nentries = 0;
2973 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENTRIES:
2974 0ab4c957 2022-06-13 stsp /* Should be preceeded by GOT_IMSG_ENUMERATED_TREE. */
2975 0ab4c957 2022-06-13 stsp if (nentries <= -1) {
2976 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2979 0ab4c957 2022-06-13 stsp err = recv_tree_entries(imsg.data, datalen,
2980 0ab4c957 2022-06-13 stsp &tree, &nentries);
2983 0ab4c957 2022-06-13 stsp if (tree.nentries == nentries) {
2984 0ab4c957 2022-06-13 stsp err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2985 0ab4c957 2022-06-13 stsp path, repo);
2989 0ab4c957 2022-06-13 stsp /* Prepare for next tree. */
2990 0ab4c957 2022-06-13 stsp free(tree.entries);
2991 0ab4c957 2022-06-13 stsp memset(&tree, 0, sizeof(tree));
2992 0ab4c957 2022-06-13 stsp nentries = -1;
2995 0ab4c957 2022-06-13 stsp case GOT_IMSG_TREE_ENUMERATION_DONE:
2996 0ab4c957 2022-06-13 stsp /* All trees have been found and traversed. */
2997 0ab4c957 2022-06-13 stsp if (!have_commit || path == NULL || nentries != -1) {
2998 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3001 0ab4c957 2022-06-13 stsp err = cb_commit(cb_arg, mtime, &commit_id, repo);
3004 0ab4c957 2022-06-13 stsp have_commit = 0;
3006 0ab4c957 2022-06-13 stsp case GOT_IMSG_OBJECT_ENUMERATION_DONE:
3007 db9b9b1c 2022-06-14 stsp *found_all_objects = 1;
3010 db9b9b1c 2022-06-14 stsp case GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE:
3014 0ab4c957 2022-06-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3018 0ab4c957 2022-06-13 stsp imsg_free(&imsg);
3023 0ab4c957 2022-06-13 stsp free(path);
3024 0ab4c957 2022-06-13 stsp free(canon_path);
3025 0ab4c957 2022-06-13 stsp free(tree.entries);
3026 0ab4c957 2022-06-13 stsp return err;
3029 0ab4c957 2022-06-13 stsp const struct got_error *
3030 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
3031 67fd6849 2022-02-13 stsp struct got_object_id *id)
3033 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta_request dreq;
3035 031611fc 2022-06-18 op memset(&dreq, 0, sizeof(dreq));
3036 67fd6849 2022-02-13 stsp dreq.idx = idx;
3037 babd9f5d 2023-01-31 op memcpy(&dreq.id, id, sizeof(dreq.id));
3039 67fd6849 2022-02-13 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
3040 67fd6849 2022-02-13 stsp &dreq, sizeof(dreq)) == -1)
3041 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
3043 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
3046 67fd6849 2022-02-13 stsp const struct got_error *
3047 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
3049 67fd6849 2022-02-13 stsp return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
3052 67fd6849 2022-02-13 stsp const struct got_error *
3053 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
3054 2d9e6abf 2022-05-04 stsp uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
3055 2d9e6abf 2022-05-04 stsp off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
3057 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta idelta;
3060 031611fc 2022-06-18 op memset(&idelta, 0, sizeof(idelta));
3061 67fd6849 2022-02-13 stsp idelta.base_size = base_size;
3062 67fd6849 2022-02-13 stsp idelta.result_size = result_size;
3063 67fd6849 2022-02-13 stsp idelta.delta_size = delta_size;
3064 2d9e6abf 2022-05-04 stsp idelta.delta_compressed_size = delta_compressed_size;
3065 67fd6849 2022-02-13 stsp idelta.delta_offset = delta_offset;
3066 67fd6849 2022-02-13 stsp idelta.delta_out_offset = delta_out_offset;
3067 407521c0 2023-01-31 op memcpy(&idelta.base_id, &base_id, sizeof(idelta.base_id));
3069 67fd6849 2022-02-13 stsp ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
3070 67fd6849 2022-02-13 stsp &idelta, sizeof(idelta));
3071 67fd6849 2022-02-13 stsp if (ret == -1)
3072 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA");
3074 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
3077 ca6e02ac 2020-01-07 stsp const struct got_error *
3078 67fd6849 2022-02-13 stsp got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
3079 2d9e6abf 2022-05-04 stsp off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
3080 d283eca6 2023-01-31 op off_t *delta_out_offset, struct got_object_id **base_id,
3081 d283eca6 2023-01-31 op struct imsgbuf *ibuf)
3083 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
3084 67fd6849 2022-02-13 stsp struct imsg imsg;
3085 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta *delta;
3086 67fd6849 2022-02-13 stsp size_t datalen;
3088 67fd6849 2022-02-13 stsp *base_size = 0;
3089 67fd6849 2022-02-13 stsp *result_size = 0;
3090 67fd6849 2022-02-13 stsp *delta_size = 0;
3091 2d9e6abf 2022-05-04 stsp *delta_compressed_size = 0;
3092 67fd6849 2022-02-13 stsp *delta_offset = 0;
3093 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
3094 67fd6849 2022-02-13 stsp *base_id = NULL;
3096 67fd6849 2022-02-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3098 67fd6849 2022-02-13 stsp return err;
3100 67fd6849 2022-02-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3102 67fd6849 2022-02-13 stsp switch (imsg.hdr.type) {
3103 67fd6849 2022-02-13 stsp case GOT_IMSG_RAW_DELTA:
3104 67fd6849 2022-02-13 stsp if (datalen != sizeof(*delta)) {
3105 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3108 67fd6849 2022-02-13 stsp delta = imsg.data;
3109 67fd6849 2022-02-13 stsp *base_size = delta->base_size;
3110 67fd6849 2022-02-13 stsp *result_size = delta->result_size;
3111 67fd6849 2022-02-13 stsp *delta_size = delta->delta_size;
3112 2d9e6abf 2022-05-04 stsp *delta_compressed_size = delta->delta_compressed_size;
3113 67fd6849 2022-02-13 stsp *delta_offset = delta->delta_offset;
3114 67fd6849 2022-02-13 stsp *delta_out_offset = delta->delta_out_offset;
3115 67fd6849 2022-02-13 stsp *base_id = calloc(1, sizeof(**base_id));
3116 67fd6849 2022-02-13 stsp if (*base_id == NULL) {
3117 67fd6849 2022-02-13 stsp err = got_error_from_errno("malloc");
3120 407521c0 2023-01-31 op memcpy(*base_id, &delta->base_id, sizeof(**base_id));
3123 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3127 67fd6849 2022-02-13 stsp imsg_free(&imsg);
3129 67fd6849 2022-02-13 stsp if (err) {
3130 67fd6849 2022-02-13 stsp free(*base_id);
3131 67fd6849 2022-02-13 stsp *base_id = NULL;
3133 fae7e038 2022-05-07 stsp return err;
3136 0ab4c957 2022-06-13 stsp static const struct got_error *
3137 0ab4c957 2022-06-13 stsp send_idlist(struct imsgbuf *ibuf, struct got_object_id **ids, size_t nids)
3139 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3140 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist idlist;
3141 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3144 031611fc 2022-06-18 op memset(&idlist, 0, sizeof(idlist));
3146 fae7e038 2022-05-07 stsp if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
3147 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3149 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
3150 fae7e038 2022-05-07 stsp sizeof(idlist) + nids * sizeof(**ids));
3151 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3152 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create OBJ_ID_LIST");
3153 fae7e038 2022-05-07 stsp return err;
3156 fae7e038 2022-05-07 stsp idlist.nids = nids;
3157 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
3158 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3160 fae7e038 2022-05-07 stsp for (i = 0; i < nids; i++) {
3161 fae7e038 2022-05-07 stsp struct got_object_id *id = ids[i];
3162 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id, sizeof(*id)) == -1)
3163 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
3166 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3168 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3171 fae7e038 2022-05-07 stsp const struct got_error *
3172 0ab4c957 2022-06-13 stsp got_privsep_send_object_idlist(struct imsgbuf *ibuf,
3173 0ab4c957 2022-06-13 stsp struct got_object_id **ids, size_t nids)
3175 0ab4c957 2022-06-13 stsp const struct got_error *err = NULL;
3176 0ab4c957 2022-06-13 stsp struct got_object_id *idlist[GOT_IMSG_OBJ_ID_LIST_MAX_NIDS];
3177 a5e587e0 2022-06-14 stsp int i, queued = 0;
3179 b4b1b9c0 2022-06-14 op for (i = 0; i < nids; i++) {
3180 a5e587e0 2022-06-14 stsp idlist[i % nitems(idlist)] = ids[i];
3182 afd31498 2022-06-14 stsp if (queued >= nitems(idlist)) {
3183 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3185 0ab4c957 2022-06-13 stsp return err;
3186 a5e587e0 2022-06-14 stsp queued = 0;
3190 a5e587e0 2022-06-14 stsp if (queued > 0) {
3191 a5e587e0 2022-06-14 stsp err = send_idlist(ibuf, idlist, queued);
3193 0ab4c957 2022-06-13 stsp return err;
3196 0ab4c957 2022-06-13 stsp return NULL;
3199 0ab4c957 2022-06-13 stsp const struct got_error *
3200 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
3202 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
3204 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
3206 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3209 fae7e038 2022-05-07 stsp const struct got_error *
3210 fae7e038 2022-05-07 stsp got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
3211 fae7e038 2022-05-07 stsp size_t *nids, struct imsgbuf *ibuf)
3213 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3214 fae7e038 2022-05-07 stsp struct imsg imsg;
3215 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist *idlist;
3216 fae7e038 2022-05-07 stsp size_t datalen;
3218 fae7e038 2022-05-07 stsp *ids = NULL;
3219 fae7e038 2022-05-07 stsp *done = 0;
3220 fae7e038 2022-05-07 stsp *nids = 0;
3222 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3224 fae7e038 2022-05-07 stsp return err;
3226 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3227 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3228 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST:
3229 fae7e038 2022-05-07 stsp if (datalen < sizeof(*idlist)) {
3230 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3233 fae7e038 2022-05-07 stsp idlist = imsg.data;
3234 c98b0f0b 2022-06-14 op if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3235 c98b0f0b 2022-06-14 op idlist->nids * sizeof(**ids) > datalen - sizeof(*idlist)) {
3236 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3239 fae7e038 2022-05-07 stsp *nids = idlist->nids;
3240 fae7e038 2022-05-07 stsp *ids = calloc(*nids, sizeof(**ids));
3241 fae7e038 2022-05-07 stsp if (*ids == NULL) {
3242 fae7e038 2022-05-07 stsp err = got_error_from_errno("calloc");
3245 0fca100c 2022-06-14 op memcpy(*ids, (uint8_t *)imsg.data + sizeof(*idlist),
3246 fae7e038 2022-05-07 stsp *nids * sizeof(**ids));
3248 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST_DONE:
3249 fae7e038 2022-05-07 stsp *done = 1;
3252 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3256 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3258 fae7e038 2022-05-07 stsp return err;
3261 fae7e038 2022-05-07 stsp const struct got_error *
3262 fae7e038 2022-05-07 stsp got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3264 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3266 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3268 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3271 fae7e038 2022-05-07 stsp const struct got_error *
3272 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3273 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *deltas, size_t ndeltas)
3275 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3276 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3277 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas ideltas;
3280 031611fc 2022-06-18 op memset(&ideltas, 0, sizeof(ideltas));
3282 fae7e038 2022-05-07 stsp if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3283 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3285 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3286 fae7e038 2022-05-07 stsp sizeof(ideltas) + ndeltas * sizeof(*deltas));
3287 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3288 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create REUSED_DELTAS");
3289 fae7e038 2022-05-07 stsp return err;
3292 fae7e038 2022-05-07 stsp ideltas.ndeltas = ndeltas;
3293 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
3294 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3296 fae7e038 2022-05-07 stsp for (i = 0; i < ndeltas; i++) {
3297 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *delta = &deltas[i];
3298 1453347d 2022-05-19 stsp if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
3299 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
3302 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3304 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3307 fae7e038 2022-05-07 stsp const struct got_error *
3308 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3310 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3312 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3314 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3317 fae7e038 2022-05-07 stsp const struct got_error *
3318 fae7e038 2022-05-07 stsp got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3319 fae7e038 2022-05-07 stsp size_t *ndeltas, struct imsgbuf *ibuf)
3321 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3322 fae7e038 2022-05-07 stsp struct imsg imsg;
3323 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas *ideltas;
3324 fae7e038 2022-05-07 stsp size_t datalen;
3326 fae7e038 2022-05-07 stsp *done = 0;
3327 fae7e038 2022-05-07 stsp *ndeltas = 0;
3329 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3331 fae7e038 2022-05-07 stsp return err;
3333 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3334 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3335 fae7e038 2022-05-07 stsp case GOT_IMSG_REUSED_DELTAS:
3336 fae7e038 2022-05-07 stsp if (datalen < sizeof(*ideltas)) {
3337 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3340 fae7e038 2022-05-07 stsp ideltas = imsg.data;
3341 c98b0f0b 2022-06-14 op if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3342 c98b0f0b 2022-06-14 op ideltas->ndeltas * sizeof(*deltas) >
3343 c98b0f0b 2022-06-14 op datalen - sizeof(*ideltas)) {
3344 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3347 fae7e038 2022-05-07 stsp *ndeltas = ideltas->ndeltas;
3348 0fca100c 2022-06-14 op memcpy(deltas, (uint8_t *)imsg.data + sizeof(*ideltas),
3349 fae7e038 2022-05-07 stsp *ndeltas * sizeof(*deltas));
3351 fae7e038 2022-05-07 stsp case GOT_IMSG_DELTA_REUSE_DONE:
3352 fae7e038 2022-05-07 stsp *done = 1;
3355 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3359 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3361 61af9b21 2022-06-28 stsp return err;
3364 61af9b21 2022-06-28 stsp const struct got_error *
3365 61af9b21 2022-06-28 stsp got_privsep_init_commit_painting(struct imsgbuf *ibuf)
3367 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_INIT,
3368 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3370 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3371 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_INIT");
3373 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3376 61af9b21 2022-06-28 stsp const struct got_error *
3377 61af9b21 2022-06-28 stsp got_privsep_send_painting_request(struct imsgbuf *ibuf, int idx,
3378 61af9b21 2022-06-28 stsp struct got_object_id *id, intptr_t color)
3380 61af9b21 2022-06-28 stsp struct got_imsg_commit_painting_request ireq;
3382 61af9b21 2022-06-28 stsp memset(&ireq, 0, sizeof(ireq));
3383 076fbedc 2023-02-19 op memcpy(&ireq.id, id, sizeof(ireq.id));
3384 61af9b21 2022-06-28 stsp ireq.idx = idx;
3385 61af9b21 2022-06-28 stsp ireq.color = color;
3387 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_REQUEST, 0, 0, -1,
3388 61af9b21 2022-06-28 stsp &ireq, sizeof(ireq)) == -1)
3389 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3390 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_REQUEST");
3392 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3395 61af9b21 2022-06-28 stsp static const struct got_error *
3396 61af9b21 2022-06-28 stsp send_painted_commits(struct got_object_id_queue *ids, int *nids,
3397 61af9b21 2022-06-28 stsp size_t remain, int present_in_pack, struct imsgbuf *ibuf)
3399 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3400 61af9b21 2022-06-28 stsp struct ibuf *wbuf = NULL;
3401 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3402 61af9b21 2022-06-28 stsp size_t msglen;
3403 61af9b21 2022-06-28 stsp int ncommits;
3404 61af9b21 2022-06-28 stsp intptr_t color;
3406 61af9b21 2022-06-28 stsp msglen = MIN(remain, MAX_IMSGSIZE - IMSG_HEADER_SIZE);
3407 61af9b21 2022-06-28 stsp ncommits = (msglen - sizeof(struct got_imsg_painted_commits)) /
3408 61af9b21 2022-06-28 stsp sizeof(struct got_imsg_painted_commit);
3410 61af9b21 2022-06-28 stsp wbuf = imsg_create(ibuf, GOT_IMSG_PAINTED_COMMITS, 0, 0, msglen);
3411 61af9b21 2022-06-28 stsp if (wbuf == NULL) {
3412 61af9b21 2022-06-28 stsp err = got_error_from_errno("imsg_create PAINTED_COMMITS");
3413 61af9b21 2022-06-28 stsp return err;
3416 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commits! */
3417 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &ncommits, sizeof(ncommits)) == -1)
3418 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3419 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &present_in_pack, sizeof(present_in_pack)) == -1)
3420 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3422 61af9b21 2022-06-28 stsp while (ncommits > 0) {
3423 61af9b21 2022-06-28 stsp qid = STAILQ_FIRST(ids);
3424 61af9b21 2022-06-28 stsp STAILQ_REMOVE_HEAD(ids, entry);
3425 61af9b21 2022-06-28 stsp ncommits--;
3426 61af9b21 2022-06-28 stsp (*nids)--;
3427 61af9b21 2022-06-28 stsp color = (intptr_t)qid->data;
3429 61af9b21 2022-06-28 stsp /* Keep in sync with struct got_imsg_painted_commit! */
3430 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, qid->id.sha1, SHA1_DIGEST_LENGTH) == -1)
3431 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3432 61af9b21 2022-06-28 stsp if (imsg_add(wbuf, &color, sizeof(color)) == -1)
3433 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_add PAINTED_COMMITS");
3435 61af9b21 2022-06-28 stsp got_object_qid_free(qid);
3438 61af9b21 2022-06-28 stsp imsg_close(ibuf, wbuf);
3439 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3442 61af9b21 2022-06-28 stsp const struct got_error *
3443 61af9b21 2022-06-28 stsp got_privsep_send_painted_commits(struct imsgbuf *ibuf,
3444 61af9b21 2022-06-28 stsp struct got_object_id_queue *ids, int *nids,
3445 61af9b21 2022-06-28 stsp int present_in_pack, int flush)
3447 61af9b21 2022-06-28 stsp const struct got_error *err;
3448 61af9b21 2022-06-28 stsp size_t remain;
3450 61af9b21 2022-06-28 stsp if (*nids <= 0)
3451 61af9b21 2022-06-28 stsp return NULL;
3454 61af9b21 2022-06-28 stsp remain = (sizeof(struct got_imsg_painted_commits)) +
3455 61af9b21 2022-06-28 stsp *nids * sizeof(struct got_imsg_painted_commit);
3456 61af9b21 2022-06-28 stsp if (flush || remain >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
3457 61af9b21 2022-06-28 stsp err = send_painted_commits(ids, nids, remain,
3458 61af9b21 2022-06-28 stsp present_in_pack, ibuf);
3460 61af9b21 2022-06-28 stsp return err;
3462 61af9b21 2022-06-28 stsp } while (flush && *nids > 0);
3464 61af9b21 2022-06-28 stsp return NULL;
3467 61af9b21 2022-06-28 stsp const struct got_error *
3468 61af9b21 2022-06-28 stsp got_privsep_send_painting_commits_done(struct imsgbuf *ibuf)
3470 61af9b21 2022-06-28 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_DONE,
3471 61af9b21 2022-06-28 stsp 0, 0, -1, NULL, 0)
3473 61af9b21 2022-06-28 stsp return got_error_from_errno("imsg_compose "
3474 61af9b21 2022-06-28 stsp "COMMIT_PAINTING_DONE");
3476 61af9b21 2022-06-28 stsp return flush_imsg(ibuf);
3479 61af9b21 2022-06-28 stsp const struct got_error *
3480 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commits(struct got_object_id_queue *new_ids,
3481 61af9b21 2022-06-28 stsp got_privsep_recv_painted_commit_cb cb, void *cb_arg, struct imsgbuf *ibuf)
3483 61af9b21 2022-06-28 stsp const struct got_error *err = NULL;
3484 61af9b21 2022-06-28 stsp struct imsg imsg;
3485 61af9b21 2022-06-28 stsp struct got_imsg_painted_commits icommits;
3486 61af9b21 2022-06-28 stsp struct got_imsg_painted_commit icommit;
3487 61af9b21 2022-06-28 stsp size_t datalen;
3490 61af9b21 2022-06-28 stsp for (;;) {
3491 61af9b21 2022-06-28 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3493 61af9b21 2022-06-28 stsp return err;
3495 61af9b21 2022-06-28 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3496 6d0030ba 2023-11-18 op if (imsg.hdr.type == GOT_IMSG_COMMIT_PAINTING_DONE) {
3497 6d0030ba 2023-11-18 op imsg_free(&imsg);
3498 2bde3e78 2023-11-20 op return NULL;
3500 6d0030ba 2023-11-18 op if (imsg.hdr.type != GOT_IMSG_PAINTED_COMMITS){
3501 6d0030ba 2023-11-18 op imsg_free(&imsg);
3502 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
3505 6d0030ba 2023-11-18 op if (datalen < sizeof(icommits)){
3506 6d0030ba 2023-11-18 op imsg_free(&imsg);
3507 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3509 61af9b21 2022-06-28 stsp memcpy(&icommits, imsg.data, sizeof(icommits));
3510 61af9b21 2022-06-28 stsp if (icommits.ncommits * sizeof(icommit) < icommits.ncommits ||
3511 61af9b21 2022-06-28 stsp datalen < sizeof(icommits) +
3512 6d0030ba 2023-11-18 op icommits.ncommits * sizeof(icommit)){
3513 6d0030ba 2023-11-18 op imsg_free(&imsg);
3514 61af9b21 2022-06-28 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
3517 61af9b21 2022-06-28 stsp for (i = 0; i < icommits.ncommits; i++) {
3518 61af9b21 2022-06-28 stsp memcpy(&icommit,
3519 61af9b21 2022-06-28 stsp (uint8_t *)imsg.data + sizeof(icommits) + i * sizeof(icommit),
3520 61af9b21 2022-06-28 stsp sizeof(icommit));
3522 61af9b21 2022-06-28 stsp if (icommits.present_in_pack) {
3523 61af9b21 2022-06-28 stsp struct got_object_id id;
3524 61af9b21 2022-06-28 stsp memcpy(id.sha1, icommit.id, SHA1_DIGEST_LENGTH);
3525 61af9b21 2022-06-28 stsp err = cb(cb_arg, &id, icommit.color);
3529 61af9b21 2022-06-28 stsp struct got_object_qid *qid;
3530 61af9b21 2022-06-28 stsp err = got_object_qid_alloc_partial(&qid);
3533 61af9b21 2022-06-28 stsp memcpy(qid->id.sha1, icommit.id,
3534 61af9b21 2022-06-28 stsp SHA1_DIGEST_LENGTH);
3535 61af9b21 2022-06-28 stsp qid->data = (void *)icommit.color;
3536 61af9b21 2022-06-28 stsp STAILQ_INSERT_TAIL(new_ids, qid, entry);
3540 61af9b21 2022-06-28 stsp imsg_free(&imsg);
3546 67fd6849 2022-02-13 stsp const struct got_error *
3547 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3549 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3550 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3551 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3552 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3553 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3554 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3555 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3556 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3557 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3558 e9ce266e 2022-03-07 op GOT_PATH_PROG_READ_PATCH,
3559 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3560 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3561 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3565 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3566 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3568 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3571 63219cd2 2019-01-04 stsp return NULL;
3575 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3577 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3578 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3582 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3583 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3587 4a55b231 2021-12-09 stsp closefrom(GOT_IMSG_FD_CHILD + 1);
3589 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3590 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3591 aba9c984 2019-09-08 stsp strerror(errno));
