2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
3 93658fb9 2020-03-18 stsp * Copyright (c) 2020 Ori Bernstein <ori@openbsd.org>
5 2178c42e 2018-04-22 stsp * Permission to use, copy, modify, and distribute this software for any
6 2178c42e 2018-04-22 stsp * purpose with or without fee is hereby granted, provided that the above
7 2178c42e 2018-04-22 stsp * copyright notice and this permission notice appear in all copies.
9 2178c42e 2018-04-22 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 2178c42e 2018-04-22 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 2178c42e 2018-04-22 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 2178c42e 2018-04-22 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 2178c42e 2018-04-22 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 2178c42e 2018-04-22 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 2178c42e 2018-04-22 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 2178c42e 2018-04-22 stsp #include <sys/types.h>
19 8b925c6c 2022-07-16 thomas #include <sys/queue.h>
20 2178c42e 2018-04-22 stsp #include <sys/uio.h>
21 876c234b 2018-09-10 stsp #include <sys/wait.h>
23 531c3985 2020-03-18 stsp #include <ctype.h>
24 23c57b28 2020-09-11 naddy #include <limits.h>
25 a486b62b 2021-05-18 stsp #include <signal.h>
26 2178c42e 2018-04-22 stsp #include <stdio.h>
27 2178c42e 2018-04-22 stsp #include <stdlib.h>
28 2178c42e 2018-04-22 stsp #include <string.h>
29 2178c42e 2018-04-22 stsp #include <errno.h>
30 2178c42e 2018-04-22 stsp #include <stdint.h>
31 2178c42e 2018-04-22 stsp #include <poll.h>
32 81a12da5 2020-09-09 naddy #include <unistd.h>
33 2178c42e 2018-04-22 stsp #include <zlib.h>
35 dd038bc6 2021-09-21 thomas.ad #include "got_compat.h"
37 2178c42e 2018-04-22 stsp #include "got_object.h"
38 2178c42e 2018-04-22 stsp #include "got_error.h"
39 3022d272 2019-11-14 stsp #include "got_path.h"
40 cd95becd 2019-11-29 stsp #include "got_repository.h"
42 2178c42e 2018-04-22 stsp #include "got_lib_sha1.h"
43 2178c42e 2018-04-22 stsp #include "got_lib_delta.h"
44 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
45 2178c42e 2018-04-22 stsp #include "got_lib_object.h"
46 a440fac0 2018-09-06 stsp #include "got_lib_object_parse.h"
47 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
48 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
49 3efd8e31 2022-10-23 thomas #include "got_lib_poll.h"
51 ef20f542 2022-06-26 thomas #include "got_privsep.h"
54 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
57 c39c25dd 2019-08-09 stsp #ifndef nitems
58 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
61 2178c42e 2018-04-22 stsp static const struct got_error *
62 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
64 fe36cf76 2018-04-23 stsp const struct got_error *err;
67 3efd8e31 2022-10-23 thomas err = got_poll_fd(ibuf->fd, POLLIN, INFTIM);
68 3efd8e31 2022-10-23 thomas if (err) {
69 3efd8e31 2022-10-23 thomas if (err->code == GOT_ERR_EOF)
70 3efd8e31 2022-10-23 thomas return got_error(GOT_ERR_PRIVSEP_PIPE);
71 ff470224 2022-05-19 thomas return err;
74 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
75 fe36cf76 2018-04-23 stsp if (n == -1) {
76 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
77 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
78 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
81 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
83 e033d803 2018-04-23 stsp return NULL;
86 ad242220 2018-09-08 stsp const struct got_error *
87 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
89 876c234b 2018-09-10 stsp int child_status;
91 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
92 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
94 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
95 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
97 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
98 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
100 876c234b 2018-09-10 stsp return NULL;
103 73b7854a 2018-11-11 stsp static const struct got_error *
104 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
106 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
108 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
109 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
111 73b7854a 2018-11-11 stsp ierr = imsg->data;
112 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
113 73b7854a 2018-11-11 stsp static struct got_error serr;
114 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
115 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
116 73b7854a 2018-11-11 stsp return &serr;
119 73b7854a 2018-11-11 stsp return got_error(ierr->code);
122 876c234b 2018-09-10 stsp const struct got_error *
123 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
124 46de5bfd 2018-11-11 stsp size_t min_datalen)
126 e033d803 2018-04-23 stsp const struct got_error *err;
129 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
130 876c234b 2018-09-10 stsp if (n == -1)
131 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
133 876c234b 2018-09-10 stsp while (n == 0) {
134 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
136 876c234b 2018-09-10 stsp return err;
137 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
138 cbfaaf20 2020-01-06 stsp if (n == -1)
139 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
142 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
143 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
145 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
146 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
147 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
150 73b7854a 2018-11-11 stsp return NULL;
153 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
155 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
157 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
158 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
161 2178c42e 2018-04-22 stsp ierr.code = err->code;
162 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
163 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
165 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
166 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
167 e93cd828 2018-11-11 stsp if (ret == -1) {
168 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
169 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
173 3efd8e31 2022-10-23 thomas poll_err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
174 5d43e84d 2018-04-23 stsp if (poll_err) {
175 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
176 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
180 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
181 5d43e84d 2018-04-23 stsp if (ret == -1) {
182 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
183 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
184 e2752401 2022-02-16 thomas imsg_clear(ibuf);
189 e033d803 2018-04-23 stsp static const struct got_error *
190 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
192 e033d803 2018-04-23 stsp const struct got_error *err;
194 3efd8e31 2022-10-23 thomas err = got_poll_fd(ibuf->fd, POLLOUT, INFTIM);
196 e033d803 2018-04-23 stsp return err;
198 e2752401 2022-02-16 thomas if (imsg_flush(ibuf) == -1) {
199 e2752401 2022-02-16 thomas imsg_clear(ibuf);
200 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
203 e033d803 2018-04-23 stsp return NULL;
206 ad242220 2018-09-08 stsp const struct got_error *
207 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
209 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
212 e70bf110 2020-03-22 stsp const struct got_error *
213 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
215 ad242220 2018-09-08 stsp const struct got_error *err = NULL;
216 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
218 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
220 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
221 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
223 ad242220 2018-09-08 stsp err = flush_imsg(&ibuf);
224 ad242220 2018-09-08 stsp return err;
227 93658fb9 2020-03-18 stsp const struct got_error *
228 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
229 d5c81d44 2021-07-08 stsp struct got_object_id *id)
231 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
232 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
233 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
235 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
238 59d1e4a0 2021-03-10 stsp const struct got_error *
239 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
240 d5c81d44 2021-07-08 stsp struct got_object_id *id)
242 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
243 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
244 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
246 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
249 59d1e4a0 2021-03-10 stsp const struct got_error *
250 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
252 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
254 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
256 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
257 59d1e4a0 2021-03-10 stsp close(outfd);
258 59d1e4a0 2021-03-10 stsp return err;
261 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
264 59d1e4a0 2021-03-10 stsp const struct got_error *
265 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
266 59d1e4a0 2021-03-10 stsp uint8_t *data)
268 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
269 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
270 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
271 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
273 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
274 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
275 59d1e4a0 2021-03-10 stsp iobj.size = size;
277 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
278 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
280 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
281 59d1e4a0 2021-03-10 stsp if (wbuf == NULL) {
282 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_create RAW_OBJECT");
283 59d1e4a0 2021-03-10 stsp return err;
286 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1)
287 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add RAW_OBJECT");
289 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
290 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, data, size + hdrlen) == -1)
291 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add RAW_OBJECT");
294 59d1e4a0 2021-03-10 stsp wbuf->fd = -1;
295 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
297 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
300 1785f84a 2018-12-23 stsp const struct got_error *
301 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
302 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
304 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
305 59d1e4a0 2021-03-10 stsp struct imsg imsg;
306 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
307 59d1e4a0 2021-03-10 stsp size_t datalen;
309 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
311 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
313 59d1e4a0 2021-03-10 stsp return err;
315 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
317 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
318 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
319 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
320 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
323 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
324 59d1e4a0 2021-03-10 stsp *size = iobj->size;
325 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
327 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
328 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
332 31d32634 2022-06-23 thomas if (*size < 0 ||
333 31d32634 2022-06-23 thomas *size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
334 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
338 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
339 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
340 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
343 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
346 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
350 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
352 59d1e4a0 2021-03-10 stsp return err;
355 59d1e4a0 2021-03-10 stsp const struct got_error *
356 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
357 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
359 41496140 2019-02-21 stsp const struct got_error *err = NULL;
360 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
361 d5c81d44 2021-07-08 stsp void *data;
362 1785f84a 2018-12-23 stsp size_t len;
364 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
365 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
366 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
367 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
368 d5c81d44 2021-07-08 stsp data = &iobj;
369 1785f84a 2018-12-23 stsp len = sizeof(iobj);
372 d5c81d44 2021-07-08 stsp len = sizeof(*id);
375 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
377 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
379 41496140 2019-02-21 stsp return err;
382 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
385 13c729f7 2018-12-24 stsp const struct got_error *
386 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
387 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
389 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
390 d5c81d44 2021-07-08 stsp size_t len;
392 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
393 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
395 d5c81d44 2021-07-08 stsp len = sizeof(*id);
397 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
398 7f358e3b 2019-11-23 stsp if (wbuf == NULL)
399 7f358e3b 2019-11-23 stsp return got_error_from_errno("imsg_create TREE_REQUEST");
401 fc842fc8 2023-02-03 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
402 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_REQUEST");
404 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
405 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1)
406 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_REQUEST");
409 7f358e3b 2019-11-23 stsp wbuf->fd = fd;
410 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
412 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
415 268f7291 2018-12-24 stsp const struct got_error *
416 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
417 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
419 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
420 d5c81d44 2021-07-08 stsp void *data;
421 268f7291 2018-12-24 stsp size_t len;
423 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
424 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
425 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
426 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
427 d5c81d44 2021-07-08 stsp data = &iobj;
428 268f7291 2018-12-24 stsp len = sizeof(iobj);
431 d5c81d44 2021-07-08 stsp len = sizeof(*id);
434 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
436 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TAG_REQUEST");
438 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
441 7762fe12 2018-11-05 stsp const struct got_error *
442 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
443 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
445 41496140 2019-02-21 stsp const struct got_error *err = NULL;
446 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
447 d5c81d44 2021-07-08 stsp void *data;
448 ebc55e2d 2018-12-24 stsp size_t len;
450 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
451 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
452 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
453 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
454 d5c81d44 2021-07-08 stsp data = &iobj;
455 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
458 d5c81d44 2021-07-08 stsp len = sizeof(*id);
461 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
463 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
464 41496140 2019-02-21 stsp close(infd);
465 41496140 2019-02-21 stsp return err;
468 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
471 55da3778 2018-09-10 stsp const struct got_error *
472 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
474 41496140 2019-02-21 stsp const struct got_error *err = NULL;
476 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
478 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
479 41496140 2019-02-21 stsp close(outfd);
480 41496140 2019-02-21 stsp return err;
483 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
486 73ab1060 2020-03-18 stsp static const struct got_error *
487 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
489 41496140 2019-02-21 stsp const struct got_error *err = NULL;
491 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
492 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
494 41496140 2019-02-21 stsp return err;
497 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
500 ad242220 2018-09-08 stsp const struct got_error *
501 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
503 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
506 73ab1060 2020-03-18 stsp const struct got_error *
507 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
509 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
511 1bb2bba2 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
513 fc842fc8 2023-02-03 thomas memcpy(&iobj.id, &obj->id, sizeof(iobj.id));
514 2178c42e 2018-04-22 stsp iobj.type = obj->type;
515 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
516 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
517 2178c42e 2018-04-22 stsp iobj.size = obj->size;
518 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
519 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
520 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
523 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
525 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
527 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
530 cfd633c2 2018-09-10 stsp const struct got_error *
531 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
532 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
533 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
534 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_refs, int list_refs_only, int verbosity)
536 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
537 33501562 2020-03-18 stsp struct ibuf *wbuf;
538 4ba14133 2020-03-20 stsp size_t len;
539 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
540 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
542 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
543 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
544 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
545 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
546 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
547 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
548 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
549 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
550 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
551 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
552 659e7fbd 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_request);
553 33501562 2020-03-18 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
555 33501562 2020-03-18 stsp return got_error(GOT_ERR_NO_SPACE);
558 4ba14133 2020-03-20 stsp if (imsg_compose(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, fd,
559 4ba14133 2020-03-20 stsp &fetchreq, sizeof(fetchreq)) == -1)
560 4ba14133 2020-03-20 stsp return got_error_from_errno(
561 4ba14133 2020-03-20 stsp "imsg_compose FETCH_SERVER_PROGRESS");
563 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
566 659e7fbd 2020-03-20 stsp return err;
570 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
571 33501562 2020-03-18 stsp const char *name = pe->path;
572 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
573 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
575 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
576 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
577 4ba14133 2020-03-20 stsp if (wbuf == NULL)
578 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
580 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
581 f9f54468 2023-02-03 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
582 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add FETCH_HAVE_REF");
583 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
584 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add FETCH_HAVE_REF");
585 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
586 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add FETCH_HAVE_REF");
588 4ba14133 2020-03-20 stsp wbuf->fd = -1;
589 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
590 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
592 4ba14133 2020-03-20 stsp return err;
595 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
596 4ba14133 2020-03-20 stsp const char *name = pe->path;
597 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
599 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
600 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
602 4ba14133 2020-03-20 stsp if (wbuf == NULL)
603 4ba14133 2020-03-20 stsp return got_error_from_errno(
604 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
606 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
607 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
608 e9f1a409 2022-05-19 thomas return got_error_from_errno(
609 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
610 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
611 e9f1a409 2022-05-19 thomas return got_error_from_errno(
612 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
614 4ba14133 2020-03-20 stsp wbuf->fd = -1;
615 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
616 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
618 4ba14133 2020-03-20 stsp return err;
621 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
622 0e4002ca 2020-03-21 stsp const char *name = pe->path;
623 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
625 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
626 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
628 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
629 0e4002ca 2020-03-21 stsp return got_error_from_errno(
630 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
632 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
633 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
634 e9f1a409 2022-05-19 thomas return got_error_from_errno(
635 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
636 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
637 e9f1a409 2022-05-19 thomas return got_error_from_errno(
638 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
640 0e4002ca 2020-03-21 stsp wbuf->fd = -1;
641 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
642 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
644 0e4002ca 2020-03-21 stsp return err;
648 4ba14133 2020-03-20 stsp return NULL;
652 93658fb9 2020-03-18 stsp const struct got_error *
653 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
655 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
658 531c3985 2020-03-18 stsp const struct got_error *
659 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
660 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
661 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
663 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
664 b9f99abf 2020-03-18 stsp struct imsg imsg;
665 b9f99abf 2020-03-18 stsp size_t datalen;
666 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
667 abe0f35f 2020-03-18 stsp size_t n, remain;
672 8f2d01a6 2020-03-18 stsp *id = NULL;
673 b9f99abf 2020-03-18 stsp *refname = NULL;
674 531c3985 2020-03-18 stsp *server_progress = NULL;
675 5a489642 2020-03-19 stsp *packfile_size = 0;
676 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
678 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
680 b9f99abf 2020-03-18 stsp return err;
682 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
683 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
684 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
685 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
686 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
689 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
690 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
693 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
694 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
695 abe0f35f 2020-03-18 stsp remain = datalen - off;
696 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
697 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
698 abe0f35f 2020-03-18 stsp char *name, *target;
699 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
700 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
703 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
704 abe0f35f 2020-03-18 stsp off += sizeof(*s);
705 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
706 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
707 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
710 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
711 abe0f35f 2020-03-18 stsp if (name == NULL) {
712 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
715 abe0f35f 2020-03-18 stsp off += s->name_len;
716 abe0f35f 2020-03-18 stsp remain -= s->name_len;
717 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
718 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
719 abe0f35f 2020-03-18 stsp free(name);
722 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
723 abe0f35f 2020-03-18 stsp if (target == NULL) {
724 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
725 abe0f35f 2020-03-18 stsp free(name);
728 abe0f35f 2020-03-18 stsp off += s->target_len;
729 abe0f35f 2020-03-18 stsp remain -= s->target_len;
730 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
732 abe0f35f 2020-03-18 stsp free(name);
733 abe0f35f 2020-03-18 stsp free(target);
738 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
739 9228a15c 2023-02-03 thomas if (datalen <= sizeof(**id)) {
740 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
743 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
744 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
745 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
748 9228a15c 2023-02-03 thomas memcpy(*id, imsg.data, sizeof(**id));
749 9228a15c 2023-02-03 thomas *refname = strndup(imsg.data + sizeof(**id),
750 9228a15c 2023-02-03 thomas datalen - sizeof(**id));
751 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
752 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
756 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
757 531c3985 2020-03-18 stsp if (datalen == 0) {
758 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
761 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
762 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
763 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
766 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
767 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
768 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
769 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
770 531c3985 2020-03-18 stsp free(*server_progress);
771 531c3985 2020-03-18 stsp *server_progress = NULL;
776 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
777 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
778 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
781 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
783 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
784 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
785 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
788 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
792 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
798 8f2d01a6 2020-03-18 stsp *id = NULL;
799 b887aab6 2020-03-18 stsp free(*refname);
800 b887aab6 2020-03-18 stsp *refname = NULL;
802 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
803 f8a36e22 2021-08-26 stsp return err;
806 f8a36e22 2021-08-26 stsp static const struct got_error *
807 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
808 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
810 f8a36e22 2021-08-26 stsp size_t len;
811 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
813 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
814 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
815 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
816 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
818 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
819 ea58e974 2023-02-03 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
820 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
821 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &delete, sizeof(delete)) == -1)
822 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
823 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
824 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
825 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, name, name_len) == -1)
826 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add SEND_REF");
828 f8a36e22 2021-08-26 stsp wbuf->fd = -1;
829 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
830 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
833 f8a36e22 2021-08-26 stsp const struct got_error *
834 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
835 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
836 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
837 abc59930 2021-09-05 naddy int verbosity)
839 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
840 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
841 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
842 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
844 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
845 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
846 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
847 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
848 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
849 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
850 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
851 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
852 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
853 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
854 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
858 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
863 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
864 f8a36e22 2021-08-26 stsp const char *name = pe->path;
865 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
866 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
867 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
872 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
873 f8a36e22 2021-08-26 stsp const char *name = pe->path;
874 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
875 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
880 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
881 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
882 f8a36e22 2021-08-26 stsp return err;
886 f8a36e22 2021-08-26 stsp const struct got_error *
887 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
888 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
890 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
891 f8a36e22 2021-08-26 stsp struct imsg imsg;
892 f8a36e22 2021-08-26 stsp size_t datalen;
893 f8a36e22 2021-08-26 stsp int done = 0;
894 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
895 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
896 f8a36e22 2021-08-26 stsp char *refname = NULL;
897 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
899 f8a36e22 2021-08-26 stsp while (!done) {
900 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
902 f8a36e22 2021-08-26 stsp return err;
903 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
904 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
905 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
906 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
907 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
910 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
911 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
912 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
913 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
916 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
917 f8a36e22 2021-08-26 stsp if (id == NULL) {
918 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
921 0f23036a 2023-02-03 thomas memcpy(id, &iremote_ref.id, sizeof(*id));
922 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
923 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
924 f8a36e22 2021-08-26 stsp if (refname == NULL) {
925 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
928 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
929 f8a36e22 2021-08-26 stsp refname, id);
932 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
934 f8a36e22 2021-08-26 stsp free(refname);
937 f8a36e22 2021-08-26 stsp refname = NULL;
939 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
940 f8a36e22 2021-08-26 stsp if (datalen != 0) {
941 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
944 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
948 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
954 f8a36e22 2021-08-26 stsp free(refname);
955 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
956 b9f99abf 2020-03-18 stsp return err;
959 93658fb9 2020-03-18 stsp const struct got_error *
960 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
962 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
965 f8a36e22 2021-08-26 stsp const struct got_error *
966 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
967 3fe5d0fe 2022-11-17 thomas int *success, char **refname, char **errmsg, struct imsgbuf *ibuf)
969 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
970 f8a36e22 2021-08-26 stsp struct imsg imsg;
971 f8a36e22 2021-08-26 stsp size_t datalen;
972 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
974 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
976 f8a36e22 2021-08-26 stsp *success = 0;
977 f8a36e22 2021-08-26 stsp *refname = NULL;
978 3fe5d0fe 2022-11-17 thomas *errmsg = NULL;
980 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
982 f8a36e22 2021-08-26 stsp return err;
984 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
985 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
986 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
987 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
988 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
991 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
993 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
994 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
995 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
998 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
999 3fe5d0fe 2022-11-17 thomas if (datalen != sizeof(iref_status) + iref_status.name_len +
1000 3fe5d0fe 2022-11-17 thomas iref_status.errmsg_len) {
1001 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1004 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1005 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1006 f8a36e22 2021-08-26 stsp iref_status.name_len);
1008 3fe5d0fe 2022-11-17 thomas if (iref_status.errmsg_len != 0)
1009 3fe5d0fe 2022-11-17 thomas *errmsg = strndup(imsg.data + sizeof(iref_status) +
1010 3fe5d0fe 2022-11-17 thomas iref_status.name_len, iref_status.errmsg_len);
1012 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1013 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1014 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1017 f8a36e22 2021-08-26 stsp *done = 1;
1020 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1024 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1025 f8a36e22 2021-08-26 stsp return err;
1028 f8a36e22 2021-08-26 stsp const struct got_error *
1029 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1032 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1034 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1035 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1036 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1037 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1038 93658fb9 2020-03-18 stsp close(fd);
1039 93658fb9 2020-03-18 stsp return err;
1041 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1044 baa9fea0 2020-03-18 stsp const struct got_error *
1045 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1047 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1050 73ab1060 2020-03-18 stsp const struct got_error *
1051 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1052 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1053 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1055 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1056 93658fb9 2020-03-18 stsp struct imsg imsg;
1057 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1058 baa9fea0 2020-03-18 stsp size_t datalen;
1060 baa9fea0 2020-03-18 stsp *done = 0;
1061 668a20f6 2020-03-18 stsp *nobj_total = 0;
1062 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1063 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1065 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1067 93658fb9 2020-03-18 stsp return err;
1069 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1070 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1071 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1072 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1073 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1076 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1077 31d32634 2022-06-23 thomas if (iprogress->nobj_total < 0 || iprogress->nobj_indexed < 0 ||
1078 31d32634 2022-06-23 thomas iprogress->nobj_loose < 0 || iprogress->nobj_resolved < 0) {
1079 31d32634 2022-06-23 thomas err = got_error(GOT_ERR_RANGE);
1082 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1083 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1084 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1085 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1087 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1088 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1089 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1092 baa9fea0 2020-03-18 stsp *done = 1;
1095 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1099 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1100 baa9fea0 2020-03-18 stsp return err;
1103 93658fb9 2020-03-18 stsp const struct got_error *
1104 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1105 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1107 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1108 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1110 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1111 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1112 291624d8 2018-11-07 stsp iobj = imsg->data;
1114 31d32634 2022-06-23 thomas if (iobj->pack_offset < 0)
1115 31d32634 2022-06-23 thomas return got_error(GOT_ERR_PACK_OFFSET);
1117 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1118 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1119 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1121 fc842fc8 2023-02-03 thomas memcpy(&(*obj)->id, &iobj->id, sizeof(iobj->id));
1122 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1123 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1124 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1125 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1126 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1127 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1128 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1129 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1131 772802ae 2022-01-27 thomas STAILQ_INIT(&(*obj)->deltas.entries);
1132 772802ae 2022-01-27 thomas return NULL;
1135 2178c42e 2018-04-22 stsp const struct got_error *
1136 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1138 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1139 2178c42e 2018-04-22 stsp struct imsg imsg;
1140 c4eae628 2018-04-23 stsp const size_t min_datalen =
1141 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1143 2178c42e 2018-04-22 stsp *obj = NULL;
1145 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1147 2178c42e 2018-04-22 stsp return err;
1149 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1150 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1151 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1154 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1158 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1160 bff6ca00 2018-04-23 stsp return err;
1163 c75f7264 2018-09-11 stsp static const struct got_error *
1164 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1165 c75f7264 2018-09-11 stsp size_t logmsg_len)
1167 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1168 c75f7264 2018-09-11 stsp size_t offset, remain;
1170 c75f7264 2018-09-11 stsp offset = 0;
1171 c75f7264 2018-09-11 stsp remain = logmsg_len;
1172 c75f7264 2018-09-11 stsp while (remain > 0) {
1173 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1175 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1176 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1177 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1178 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1182 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1186 c75f7264 2018-09-11 stsp offset += n;
1187 c75f7264 2018-09-11 stsp remain -= n;
1190 fa4ffeb3 2018-11-04 stsp return err;
1193 bff6ca00 2018-04-23 stsp const struct got_error *
1194 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1196 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1197 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1198 bff6ca00 2018-04-23 stsp uint8_t *buf;
1199 bff6ca00 2018-04-23 stsp size_t len, total;
1200 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1201 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1202 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1203 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1205 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1206 e4c85b49 2023-02-03 thomas commit->nparents * sizeof(struct got_object_id);
1208 bff6ca00 2018-04-23 stsp buf = malloc(total);
1209 bff6ca00 2018-04-23 stsp if (buf == NULL)
1210 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1212 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1213 e4c85b49 2023-02-03 thomas memcpy(&icommit->tree_id, commit->tree_id, sizeof(icommit->tree_id));
1214 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1215 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1216 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1217 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1218 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1219 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1220 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1221 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1223 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1224 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1225 b9c33926 2018-11-07 stsp len += author_len;
1226 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1227 b9c33926 2018-11-07 stsp len += committer_len;
1228 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1229 e4c85b49 2023-02-03 thomas memcpy(buf + len, &qid->id, sizeof(qid->id));
1230 e4c85b49 2023-02-03 thomas len += sizeof(qid->id);
1233 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1234 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1235 bff6ca00 2018-04-23 stsp goto done;
1238 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1239 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1240 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1242 904df868 2018-11-04 stsp goto done;
1244 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1246 bff6ca00 2018-04-23 stsp free(buf);
1247 bff6ca00 2018-04-23 stsp return err;
1250 ca6e02ac 2020-01-07 stsp static const struct got_error *
1251 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1252 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1254 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1255 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1256 ca6e02ac 2020-01-07 stsp size_t len = 0;
1259 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1260 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1262 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1263 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1264 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1265 e4c85b49 2023-02-03 thomas icommit->nparents * sizeof(struct got_object_id))
1266 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1268 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1269 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1271 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1273 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1274 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1275 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1276 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1278 e4c85b49 2023-02-03 thomas memcpy((*commit)->tree_id, &icommit->tree_id,
1279 e4c85b49 2023-02-03 thomas sizeof(icommit->tree_id));
1280 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1281 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1282 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1283 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1285 79b7acf3 2022-06-23 thomas (*commit)->author = strndup(imsg->data + len, icommit->author_len);
1286 79b7acf3 2022-06-23 thomas if ((*commit)->author == NULL) {
1287 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1288 79b7acf3 2022-06-23 thomas goto done;
1290 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1292 79b7acf3 2022-06-23 thomas (*commit)->committer = strndup(imsg->data + len,
1293 79b7acf3 2022-06-23 thomas icommit->committer_len);
1294 79b7acf3 2022-06-23 thomas if ((*commit)->committer == NULL) {
1295 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1296 79b7acf3 2022-06-23 thomas goto done;
1298 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1300 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1301 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1302 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1303 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1304 ca6e02ac 2020-01-07 stsp goto done;
1307 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1309 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1310 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1311 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1312 ca6e02ac 2020-01-07 stsp goto done;
1314 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1315 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1316 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1319 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1321 ca6e02ac 2020-01-07 stsp goto done;
1323 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1324 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1325 ca6e02ac 2020-01-07 stsp goto done;
1328 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1329 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1330 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1331 ca6e02ac 2020-01-07 stsp offset += n;
1332 ca6e02ac 2020-01-07 stsp remain -= n;
1334 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1337 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1338 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1340 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1343 ec242592 2022-04-22 thomas memcpy(&qid->id, imsg->data + len +
1344 e4c85b49 2023-02-03 thomas i * sizeof(qid->id), sizeof(qid->id));
1345 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1346 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1349 ca6e02ac 2020-01-07 stsp if (err) {
1350 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1351 ca6e02ac 2020-01-07 stsp *commit = NULL;
1353 ca6e02ac 2020-01-07 stsp return err;
1356 ca6e02ac 2020-01-07 stsp const struct got_error *
1357 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1359 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1360 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1361 ca6e02ac 2020-01-07 stsp size_t datalen;
1362 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1363 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1364 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1366 ca6e02ac 2020-01-07 stsp *commit = NULL;
1368 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1370 ca6e02ac 2020-01-07 stsp return err;
1372 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1374 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1375 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1376 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1379 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1383 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1385 e033d803 2018-04-23 stsp return err;
1388 06de99ad 2022-05-19 thomas static const struct got_error *
1389 63915ee5 2022-06-23 thomas send_tree_entries_batch(struct imsgbuf *ibuf,
1390 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int idx0, int idxN, size_t len)
1392 06de99ad 2022-05-19 thomas struct ibuf *wbuf;
1393 06de99ad 2022-05-19 thomas struct got_imsg_tree_entries ientries;
1396 c26ee7ad 2022-06-23 thomas memset(&ientries, 0, sizeof(ientries));
1398 06de99ad 2022-05-19 thomas wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1399 06de99ad 2022-05-19 thomas if (wbuf == NULL)
1400 06de99ad 2022-05-19 thomas return got_error_from_errno("imsg_create TREE_ENTRY");
1402 06de99ad 2022-05-19 thomas ientries.nentries = idxN - idx0 + 1;
1403 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1404 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1406 06de99ad 2022-05-19 thomas for (i = idx0; i <= idxN; i++) {
1407 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[i];
1409 2be33b09 2023-02-03 thomas /* Keep in sync with struct got_imsg_tree_entry definition! */
1410 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1)
1411 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1412 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1413 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1414 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1415 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1417 06de99ad 2022-05-19 thomas /* Remaining bytes are the entry's name. */
1418 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1419 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1422 06de99ad 2022-05-19 thomas wbuf->fd = -1;
1423 06de99ad 2022-05-19 thomas imsg_close(ibuf, wbuf);
1424 06de99ad 2022-05-19 thomas return NULL;
1427 63915ee5 2022-06-23 thomas static const struct got_error *
1428 63915ee5 2022-06-23 thomas send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1429 63915ee5 2022-06-23 thomas int nentries)
1431 06de99ad 2022-05-19 thomas const struct got_error *err = NULL;
1432 06de99ad 2022-05-19 thomas int i, j;
1433 63915ee5 2022-06-23 thomas size_t entries_len = sizeof(struct got_imsg_tree_entries);
1436 06de99ad 2022-05-19 thomas for (j = 0; j < nentries; j++) {
1437 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[j];
1438 39b82974 2022-07-03 thomas size_t len = SHA1_DIGEST_LENGTH + sizeof(pte->mode) +
1439 39b82974 2022-07-03 thomas sizeof(pte->namelen) + pte->namelen;
1441 06de99ad 2022-05-19 thomas if (j > 0 &&
1442 06de99ad 2022-05-19 thomas entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1443 63915ee5 2022-06-23 thomas err = send_tree_entries_batch(ibuf, entries,
1444 06de99ad 2022-05-19 thomas i, j - 1, entries_len);
1445 06de99ad 2022-05-19 thomas if (err)
1446 06de99ad 2022-05-19 thomas return err;
1448 06de99ad 2022-05-19 thomas entries_len = sizeof(struct got_imsg_tree_entries);
1451 06de99ad 2022-05-19 thomas entries_len += len;
1454 06de99ad 2022-05-19 thomas if (j > 0) {
1455 63915ee5 2022-06-23 thomas err = send_tree_entries_batch(ibuf, entries, i, j - 1,
1456 63915ee5 2022-06-23 thomas entries_len);
1457 06de99ad 2022-05-19 thomas if (err)
1458 06de99ad 2022-05-19 thomas return err;
1461 63915ee5 2022-06-23 thomas return NULL;
1464 63915ee5 2022-06-23 thomas const struct got_error *
1465 63915ee5 2022-06-23 thomas got_privsep_send_tree(struct imsgbuf *ibuf,
1466 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int nentries)
1468 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
1469 63915ee5 2022-06-23 thomas struct got_imsg_tree_object itree;
1471 c26ee7ad 2022-06-23 thomas memset(&itree, 0, sizeof(itree));
1472 63915ee5 2022-06-23 thomas itree.nentries = nentries;
1473 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1475 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose TREE");
1477 63915ee5 2022-06-23 thomas err = send_tree_entries(ibuf, entries, nentries);
1478 63915ee5 2022-06-23 thomas if (err)
1479 63915ee5 2022-06-23 thomas return err;
1481 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1485 63915ee5 2022-06-23 thomas static const struct got_error *
1486 63915ee5 2022-06-23 thomas recv_tree_entries(void *data, size_t datalen, struct got_tree_object *tree,
1487 63915ee5 2022-06-23 thomas int *nentries)
1489 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
1490 63915ee5 2022-06-23 thomas struct got_imsg_tree_entries *ientries;
1491 63915ee5 2022-06-23 thomas struct got_tree_entry *te;
1492 63915ee5 2022-06-23 thomas size_t te_offset;
1493 63915ee5 2022-06-23 thomas size_t i;
1495 63915ee5 2022-06-23 thomas if (datalen <= sizeof(*ientries) ||
1496 63915ee5 2022-06-23 thomas datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
1497 63915ee5 2022-06-23 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
1499 63915ee5 2022-06-23 thomas ientries = (struct got_imsg_tree_entries *)data;
1500 63915ee5 2022-06-23 thomas if (ientries->nentries > INT_MAX) {
1501 63915ee5 2022-06-23 thomas return got_error_msg(GOT_ERR_NO_SPACE,
1502 63915ee5 2022-06-23 thomas "too many tree entries");
1505 63915ee5 2022-06-23 thomas te_offset = sizeof(*ientries);
1506 63915ee5 2022-06-23 thomas for (i = 0; i < ientries->nentries; i++) {
1507 63915ee5 2022-06-23 thomas struct got_imsg_tree_entry ite;
1508 63915ee5 2022-06-23 thomas const char *te_name;
1509 63915ee5 2022-06-23 thomas uint8_t *buf = (uint8_t *)data + te_offset;
1511 63915ee5 2022-06-23 thomas if (te_offset >= datalen) {
1512 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1516 63915ee5 2022-06-23 thomas /* Might not be aligned, size is ~32 bytes. */
1517 63915ee5 2022-06-23 thomas memcpy(&ite, buf, sizeof(ite));
1519 63915ee5 2022-06-23 thomas if (ite.namelen >= sizeof(te->name)) {
1520 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1523 63915ee5 2022-06-23 thomas if (te_offset + sizeof(ite) + ite.namelen > datalen) {
1524 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1528 63915ee5 2022-06-23 thomas if (*nentries >= tree->nentries) {
1529 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1532 63915ee5 2022-06-23 thomas te = &tree->entries[*nentries];
1533 63915ee5 2022-06-23 thomas te_name = buf + sizeof(ite);
1534 63915ee5 2022-06-23 thomas memcpy(te->name, te_name, ite.namelen);
1535 63915ee5 2022-06-23 thomas te->name[ite.namelen] = '\0';
1536 63915ee5 2022-06-23 thomas memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1537 63915ee5 2022-06-23 thomas te->mode = ite.mode;
1538 63915ee5 2022-06-23 thomas te->idx = *nentries;
1539 63915ee5 2022-06-23 thomas (*nentries)++;
1541 63915ee5 2022-06-23 thomas te_offset += sizeof(ite) + ite.namelen;
1544 63915ee5 2022-06-23 thomas return err;
1547 e033d803 2018-04-23 stsp const struct got_error *
1548 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1550 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1551 e033d803 2018-04-23 stsp const size_t min_datalen =
1552 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1553 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1554 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1555 e033d803 2018-04-23 stsp int nentries = 0;
1557 e033d803 2018-04-23 stsp *tree = NULL;
1559 9b5e2ebd 2022-07-07 thomas while (*tree == NULL || nentries < (*tree)->nentries) {
1560 e033d803 2018-04-23 stsp struct imsg imsg;
1561 e033d803 2018-04-23 stsp size_t datalen;
1563 9b5e2ebd 2022-07-07 thomas err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1564 9b5e2ebd 2022-07-07 thomas if (err)
1567 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1569 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1570 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1571 e033d803 2018-04-23 stsp /* This message should only appear once. */
1572 e033d803 2018-04-23 stsp if (*tree != NULL) {
1573 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1576 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1577 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1580 291624d8 2018-11-07 stsp itree = imsg.data;
1581 ace4d4e7 2022-05-19 thomas if (itree->nentries < 0) {
1582 ace4d4e7 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1585 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1586 e033d803 2018-04-23 stsp if (*tree == NULL) {
1587 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1590 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1591 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1592 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1593 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1594 c3bacae2 2022-05-19 thomas free(*tree);
1595 c3bacae2 2022-05-19 thomas *tree = NULL;
1598 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1599 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1601 06de99ad 2022-05-19 thomas case GOT_IMSG_TREE_ENTRIES:
1602 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1603 e033d803 2018-04-23 stsp if (*tree == NULL) {
1604 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1607 63915ee5 2022-06-23 thomas err = recv_tree_entries(imsg.data, datalen,
1608 63915ee5 2022-06-23 thomas *tree, &nentries);
1611 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1615 e033d803 2018-04-23 stsp imsg_free(&imsg);
1620 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1621 1e51f5b9 2018-04-23 stsp if (err == NULL)
1622 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1623 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1624 e033d803 2018-04-23 stsp *tree = NULL;
1627 ff6b18f8 2018-04-24 stsp return err;
1630 ff6b18f8 2018-04-24 stsp const struct got_error *
1631 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1632 ac544f8c 2019-01-13 stsp const uint8_t *data)
1634 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1636 c26ee7ad 2022-06-23 thomas memset(&iblob, 0, sizeof(iblob));
1637 2967a784 2018-04-24 stsp iblob.size = size;
1638 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1640 ac544f8c 2019-01-13 stsp if (data) {
1641 ac544f8c 2019-01-13 stsp uint8_t *buf;
1643 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1644 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1646 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1647 ac544f8c 2019-01-13 stsp if (buf == NULL)
1648 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1650 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1651 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1652 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1653 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1654 ac544f8c 2019-01-13 stsp free(buf);
1655 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1657 ac544f8c 2019-01-13 stsp free(buf);
1659 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1660 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1661 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1662 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1666 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1669 ff6b18f8 2018-04-24 stsp const struct got_error *
1670 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1671 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1673 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1674 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1675 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1676 ff6b18f8 2018-04-24 stsp size_t datalen;
1678 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1680 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1682 ff6b18f8 2018-04-24 stsp return err;
1684 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1686 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1687 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1688 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1689 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1692 291624d8 2018-11-07 stsp iblob = imsg.data;
1693 291624d8 2018-11-07 stsp *size = iblob->size;
1694 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1696 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1697 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1701 31d32634 2022-06-23 thomas if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX ||
1702 31d32634 2022-06-23 thomas *size > datalen + sizeof(*iblob)) {
1703 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1707 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1708 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1709 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1712 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1715 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1719 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1721 f4a881ce 2018-11-17 stsp return err;
1724 f4a881ce 2018-11-17 stsp static const struct got_error *
1725 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1727 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1728 f4a881ce 2018-11-17 stsp size_t offset, remain;
1730 f4a881ce 2018-11-17 stsp offset = 0;
1731 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1732 f4a881ce 2018-11-17 stsp while (remain > 0) {
1733 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1735 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1736 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1737 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1741 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1745 f4a881ce 2018-11-17 stsp offset += n;
1746 f4a881ce 2018-11-17 stsp remain -= n;
1749 f4a881ce 2018-11-17 stsp return err;
1752 f4a881ce 2018-11-17 stsp const struct got_error *
1753 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1755 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1756 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1757 f4a881ce 2018-11-17 stsp uint8_t *buf;
1758 f4a881ce 2018-11-17 stsp size_t len, total;
1759 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1760 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1761 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1763 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1765 f4a881ce 2018-11-17 stsp buf = malloc(total);
1766 f4a881ce 2018-11-17 stsp if (buf == NULL)
1767 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1769 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1770 f4a881ce 2018-11-17 stsp memcpy(itag->id, tag->id.sha1, sizeof(itag->id));
1771 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1772 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1773 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1774 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1775 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1776 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1778 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1779 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1780 f4a881ce 2018-11-17 stsp len += tag_len;
1781 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1782 f4a881ce 2018-11-17 stsp len += tagger_len;
1784 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1785 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1786 f4a881ce 2018-11-17 stsp goto done;
1789 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1790 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1791 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1793 f4a881ce 2018-11-17 stsp goto done;
1795 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1797 f4a881ce 2018-11-17 stsp free(buf);
1798 f4a881ce 2018-11-17 stsp return err;
1801 f4a881ce 2018-11-17 stsp const struct got_error *
1802 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1804 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1805 f4a881ce 2018-11-17 stsp struct imsg imsg;
1806 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1807 f4a881ce 2018-11-17 stsp size_t len, datalen;
1808 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1809 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1810 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1812 f4a881ce 2018-11-17 stsp *tag = NULL;
1814 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1816 f4a881ce 2018-11-17 stsp return err;
1818 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1821 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1822 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1823 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1824 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1827 f4a881ce 2018-11-17 stsp itag = imsg.data;
1828 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1829 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1830 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1833 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1835 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1836 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1837 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1841 f4a881ce 2018-11-17 stsp memcpy((*tag)->id.sha1, itag->id, SHA1_DIGEST_LENGTH);
1843 79b7acf3 2022-06-23 thomas (*tag)->tag = strndup(imsg.data + len, itag->tag_len);
1844 79b7acf3 2022-06-23 thomas if ((*tag)->tag == NULL) {
1845 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1848 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1850 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1851 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1852 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1854 79b7acf3 2022-06-23 thomas (*tag)->tagger = strndup(imsg.data + len, itag->tagger_len);
1855 79b7acf3 2022-06-23 thomas if ((*tag)->tagger == NULL) {
1856 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1859 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1861 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1862 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1863 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1864 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1868 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1870 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1871 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1872 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1875 f4a881ce 2018-11-17 stsp while (remain > 0) {
1876 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1877 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1880 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1882 f4a881ce 2018-11-17 stsp return err;
1884 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1885 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1887 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1889 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1890 f4a881ce 2018-11-17 stsp offset += n;
1891 f4a881ce 2018-11-17 stsp remain -= n;
1893 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1898 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1902 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1904 2178c42e 2018-04-22 stsp return err;
1907 876c234b 2018-09-10 stsp const struct got_error *
1908 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1909 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1911 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1912 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1913 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1916 c26ee7ad 2022-06-23 thomas memset(&ipackidx, 0, sizeof(ipackidx));
1917 c26ee7ad 2022-06-23 thomas memset(&ipack, 0, sizeof(ipack));
1919 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1920 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1921 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1922 876c234b 2018-09-10 stsp if (fd == -1)
1923 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1925 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1926 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1927 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1928 41496140 2019-02-21 stsp close(fd);
1929 41496140 2019-02-21 stsp return err;
1932 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1933 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1934 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1935 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1937 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1938 876c234b 2018-09-10 stsp if (fd == -1)
1939 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1941 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
1943 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
1944 41496140 2019-02-21 stsp close(fd);
1945 41496140 2019-02-21 stsp return err;
1948 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
1951 876c234b 2018-09-10 stsp const struct got_error *
1952 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
1953 106807b4 2018-09-15 stsp struct got_object_id *id)
1955 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
1957 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
1958 876c234b 2018-09-10 stsp iobj.idx = idx;
1959 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
1961 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
1962 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
1963 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
1964 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
1966 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
1969 aba9c984 2019-09-08 stsp const struct got_error *
1970 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
1971 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
1973 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
1975 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
1976 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
1977 b6f67730 2023-02-03 thomas memcpy(&iobj.id, id, sizeof(iobj.id));
1979 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
1980 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
1981 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
1982 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
1984 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
1987 59d1e4a0 2021-03-10 stsp const struct got_error *
1988 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
1990 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
1992 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
1993 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
1994 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
1995 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
1996 aba9c984 2019-09-08 stsp close(fd);
1997 aba9c984 2019-09-08 stsp return err;
2000 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2003 aba9c984 2019-09-08 stsp const struct got_error *
2004 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2006 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2007 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2008 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2009 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2010 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2012 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2015 aba9c984 2019-09-08 stsp const struct got_error *
2016 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2018 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2019 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2020 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2021 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2022 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2024 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2028 20b7abb3 2020-10-22 stsp const struct got_error *
2029 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2031 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2032 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2033 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2034 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2036 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2039 aba9c984 2019-09-08 stsp const struct got_error *
2040 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2042 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2043 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2044 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2045 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2047 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2050 cd95becd 2019-11-29 stsp const struct got_error *
2051 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2053 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2054 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2055 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2056 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2058 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2061 aba9c984 2019-09-08 stsp const struct got_error *
2062 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2064 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2065 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2066 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2067 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2069 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2072 9a1cc63f 2020-02-03 stsp const struct got_error *
2073 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2075 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2076 aba9c984 2019-09-08 stsp struct imsg imsg;
2077 aba9c984 2019-09-08 stsp size_t datalen;
2079 aba9c984 2019-09-08 stsp *str = NULL;
2081 12a8238e 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2083 aba9c984 2019-09-08 stsp return err;
2084 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2086 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2087 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2088 aba9c984 2019-09-08 stsp if (datalen == 0)
2090 fcbb06bf 2023-01-14 thomas *str = strndup(imsg.data, datalen);
2091 aba9c984 2019-09-08 stsp if (*str == NULL) {
2092 fcbb06bf 2023-01-14 thomas err = got_error_from_errno("strndup");
2097 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2101 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2102 aba9c984 2019-09-08 stsp return err;
2105 aba9c984 2019-09-08 stsp const struct got_error *
2106 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2108 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2109 aba9c984 2019-09-08 stsp struct imsg imsg;
2110 aba9c984 2019-09-08 stsp size_t datalen;
2111 aba9c984 2019-09-08 stsp const size_t min_datalen =
2112 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2116 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2118 aba9c984 2019-09-08 stsp return err;
2119 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2121 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2122 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2123 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2124 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2127 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2130 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2134 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2135 cd95becd 2019-11-29 stsp return err;
2138 b8adfa55 2020-09-25 stsp static void
2139 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2143 b8adfa55 2020-09-25 stsp free(remote->name);
2144 6480c871 2021-08-30 stsp free(remote->fetch_url);
2145 6480c871 2021-08-30 stsp free(remote->send_url);
2146 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2147 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2148 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2149 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2150 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2151 6480c871 2021-08-30 stsp free(remote->send_branches);
2152 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2153 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2154 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2157 cd95becd 2019-11-29 stsp const struct got_error *
2158 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2159 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2161 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2162 cd95becd 2019-11-29 stsp struct imsg imsg;
2163 cd95becd 2019-11-29 stsp size_t datalen;
2164 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2165 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2167 cd95becd 2019-11-29 stsp *remotes = NULL;
2168 cd95becd 2019-11-29 stsp *nremotes = 0;
2169 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2171 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2173 cd95becd 2019-11-29 stsp return err;
2174 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2176 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2177 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2178 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2179 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2182 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2183 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2184 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2185 cd95becd 2019-11-29 stsp return NULL;
2189 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2190 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2193 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2195 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2196 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2197 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2199 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2200 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2202 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2205 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2207 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2208 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2209 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2210 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2211 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2212 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2215 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2216 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2217 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2218 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2219 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2220 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2221 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2224 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2225 cd95becd 2019-11-29 stsp iremote.name_len);
2226 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2227 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2230 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2231 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2232 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2233 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2234 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2237 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2238 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2239 6480c871 2021-08-30 stsp iremote.send_url_len);
2240 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2241 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2242 6480c871 2021-08-30 stsp free_remote_data(remote);
2245 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2246 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2247 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2248 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2249 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2250 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2251 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2252 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2253 cd95becd 2019-11-29 stsp (*nremotes)++;
2256 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2260 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2265 cd95becd 2019-11-29 stsp if (err) {
2267 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2268 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2269 cd95becd 2019-11-29 stsp free(*remotes);
2270 cd95becd 2019-11-29 stsp *remotes = NULL;
2271 cd95becd 2019-11-29 stsp *nremotes = 0;
2273 aba9c984 2019-09-08 stsp return err;
2276 257add31 2020-09-09 stsp const struct got_error *
2277 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2279 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2281 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2282 257add31 2020-09-09 stsp NULL, 0) == -1) {
2283 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2284 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2285 257add31 2020-09-09 stsp close(fd);
2286 257add31 2020-09-09 stsp return err;
2289 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2292 257add31 2020-09-09 stsp const struct got_error *
2293 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2295 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2296 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2297 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2298 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2300 871bd038 2022-07-03 thomas return flush_imsg(ibuf);
2303 871bd038 2022-07-03 thomas const struct got_error *
2304 871bd038 2022-07-03 thomas got_privsep_send_gotconfig_allowed_signers_req(struct imsgbuf *ibuf)
2306 871bd038 2022-07-03 thomas if (imsg_compose(ibuf,
2307 871bd038 2022-07-03 thomas GOT_IMSG_GOTCONFIG_ALLOWEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2308 871bd038 2022-07-03 thomas return got_error_from_errno("imsg_compose "
2309 871bd038 2022-07-03 thomas "GOTCONFIG_ALLOWEDSIGNERS_REQUEST");
2311 871bd038 2022-07-03 thomas return flush_imsg(ibuf);
2314 871bd038 2022-07-03 thomas const struct got_error *
2315 871bd038 2022-07-03 thomas got_privsep_send_gotconfig_revoked_signers_req(struct imsgbuf *ibuf)
2317 871bd038 2022-07-03 thomas if (imsg_compose(ibuf,
2318 871bd038 2022-07-03 thomas GOT_IMSG_GOTCONFIG_REVOKEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2319 871bd038 2022-07-03 thomas return got_error_from_errno("imsg_compose "
2320 871bd038 2022-07-03 thomas "GOTCONFIG_REVOKEDSIGNERS_REQUEST");
2322 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2325 ca6e02ac 2020-01-07 stsp const struct got_error *
2326 ff5e1f09 2022-07-06 thomas got_privsep_send_gotconfig_signer_id_req(struct imsgbuf *ibuf)
2328 ff5e1f09 2022-07-06 thomas if (imsg_compose(ibuf,
2329 ff5e1f09 2022-07-06 thomas GOT_IMSG_GOTCONFIG_SIGNERID_REQUEST, 0, 0, -1, NULL, 0) == -1)
2330 ff5e1f09 2022-07-06 thomas return got_error_from_errno("imsg_compose "
2331 ff5e1f09 2022-07-06 thomas "GOTCONFIG_SIGNERID_REQUEST");
2333 ff5e1f09 2022-07-06 thomas return flush_imsg(ibuf);
2336 ff5e1f09 2022-07-06 thomas const struct got_error *
2337 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2339 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2340 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2341 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2342 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2344 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2347 257add31 2020-09-09 stsp const struct got_error *
2348 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2350 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2351 257add31 2020-09-09 stsp struct imsg imsg;
2352 257add31 2020-09-09 stsp size_t datalen;
2354 257add31 2020-09-09 stsp *str = NULL;
2356 12a8238e 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2358 257add31 2020-09-09 stsp return err;
2359 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2361 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2362 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2363 257add31 2020-09-09 stsp if (datalen == 0)
2365 fcbb06bf 2023-01-14 thomas *str = strndup(imsg.data, datalen);
2366 257add31 2020-09-09 stsp if (*str == NULL) {
2367 fcbb06bf 2023-01-14 thomas err = got_error_from_errno("strndup");
2372 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2376 257add31 2020-09-09 stsp imsg_free(&imsg);
2377 257add31 2020-09-09 stsp return err;
2380 257add31 2020-09-09 stsp const struct got_error *
2381 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2382 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2384 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2385 257add31 2020-09-09 stsp struct imsg imsg;
2386 257add31 2020-09-09 stsp size_t datalen;
2387 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2388 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2389 257add31 2020-09-09 stsp const size_t min_datalen =
2390 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2392 257add31 2020-09-09 stsp *remotes = NULL;
2393 257add31 2020-09-09 stsp *nremotes = 0;
2394 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2396 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2398 257add31 2020-09-09 stsp return err;
2399 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2401 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2402 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2403 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2404 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2407 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2408 31d32634 2022-06-23 thomas if (iremotes.nremotes < 0) {
2409 31d32634 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2412 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2413 257add31 2020-09-09 stsp imsg_free(&imsg);
2414 257add31 2020-09-09 stsp return NULL;
2418 257add31 2020-09-09 stsp imsg_free(&imsg);
2419 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2422 257add31 2020-09-09 stsp imsg_free(&imsg);
2424 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2425 257add31 2020-09-09 stsp if (*remotes == NULL)
2426 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2428 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2429 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2430 257add31 2020-09-09 stsp const size_t min_datalen =
2431 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2434 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2437 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2439 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2440 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2441 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2442 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2443 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2444 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2447 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2448 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2449 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2450 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2451 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2452 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2453 6480c871 2021-08-30 stsp datalen) {
2454 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2457 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2458 257add31 2020-09-09 stsp iremote.name_len);
2459 257add31 2020-09-09 stsp if (remote->name == NULL) {
2460 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2463 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2464 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2465 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2466 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2467 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2468 6480c871 2021-08-30 stsp free_remote_data(remote);
2471 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2472 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2473 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2474 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2475 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2476 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2479 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2480 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2481 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2482 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2483 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2484 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2485 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2486 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2490 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2491 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2492 b8adfa55 2020-09-25 stsp char *branch;
2493 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2495 b8adfa55 2020-09-25 stsp if (err) {
2496 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2497 b8adfa55 2020-09-25 stsp goto done;
2499 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2500 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2502 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2503 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2504 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2505 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2506 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2507 99495ddb 2021-01-10 stsp free_remote_data(remote);
2511 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2512 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2513 6480c871 2021-08-30 stsp char *branch;
2514 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2516 6480c871 2021-08-30 stsp if (err) {
2517 6480c871 2021-08-30 stsp free_remote_data(remote);
2518 6480c871 2021-08-30 stsp goto done;
2520 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2521 6480c871 2021-08-30 stsp remote->nsend_branches++;
2523 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2524 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2525 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2526 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2527 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2528 6480c871 2021-08-30 stsp free_remote_data(remote);
2532 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2533 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2534 99495ddb 2021-01-10 stsp char *ref;
2535 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2537 99495ddb 2021-01-10 stsp if (err) {
2538 99495ddb 2021-01-10 stsp free_remote_data(remote);
2539 99495ddb 2021-01-10 stsp goto done;
2541 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2542 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2544 257add31 2020-09-09 stsp (*nremotes)++;
2547 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2551 257add31 2020-09-09 stsp imsg_free(&imsg);
2556 257add31 2020-09-09 stsp if (err) {
2558 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2559 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2560 257add31 2020-09-09 stsp free(*remotes);
2561 257add31 2020-09-09 stsp *remotes = NULL;
2562 257add31 2020-09-09 stsp *nremotes = 0;
2564 257add31 2020-09-09 stsp return err;
2567 257add31 2020-09-09 stsp const struct got_error *
2568 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2569 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2571 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2572 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2574 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2575 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2576 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2577 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2578 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2579 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1)
2580 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2581 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2582 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2583 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2584 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2585 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, path, path_len) == -1)
2586 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2587 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2589 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2590 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2592 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2595 ca6e02ac 2020-01-07 stsp const struct got_error *
2596 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2597 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2598 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2600 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2601 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2602 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2603 ca6e02ac 2020-01-07 stsp size_t datalen;
2604 ca6e02ac 2020-01-07 stsp int i, done = 0;
2606 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2607 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2609 ca6e02ac 2020-01-07 stsp while (!done) {
2610 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2612 ca6e02ac 2020-01-07 stsp return err;
2614 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2615 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2616 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2617 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2618 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2619 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2620 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2623 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2624 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2625 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2626 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2627 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2630 ec242592 2022-04-22 thomas memcpy(qid->id.sha1, sha1, SHA1_DIGEST_LENGTH);
2631 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2633 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2634 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2635 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2636 ec242592 2022-04-22 thomas got_object_id_dup(&qid->id);
2637 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2638 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2639 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2645 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2646 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2647 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2650 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2651 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2653 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2657 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2661 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2667 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2668 ca6e02ac 2020-01-07 stsp return err;
2671 63915ee5 2022-06-23 thomas const struct got_error *
2672 63915ee5 2022-06-23 thomas got_privsep_send_enumerated_tree(size_t *totlen, struct imsgbuf *ibuf,
2673 63915ee5 2022-06-23 thomas struct got_object_id *tree_id, const char *path,
2674 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int nentries)
2676 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
2677 63915ee5 2022-06-23 thomas struct ibuf *wbuf;
2678 63915ee5 2022-06-23 thomas size_t path_len = strlen(path);
2679 63915ee5 2022-06-23 thomas size_t msglen;
2681 63915ee5 2022-06-23 thomas msglen = sizeof(struct got_imsg_enumerated_tree) + path_len;
2682 63915ee5 2022-06-23 thomas wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_TREE, 0, 0, msglen);
2683 63915ee5 2022-06-23 thomas if (wbuf == NULL)
2684 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_create ENUMERATED_TREE");
2686 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, tree_id->sha1, SHA1_DIGEST_LENGTH) == -1)
2687 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2688 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, &nentries, sizeof(nentries)) == -1)
2689 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2690 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, path, path_len) == -1)
2691 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2693 63915ee5 2022-06-23 thomas wbuf->fd = -1;
2694 63915ee5 2022-06-23 thomas imsg_close(ibuf, wbuf);
2696 63915ee5 2022-06-23 thomas if (entries) {
2697 63915ee5 2022-06-23 thomas err = send_tree_entries(ibuf, entries, nentries);
2698 63915ee5 2022-06-23 thomas if (err)
2699 63915ee5 2022-06-23 thomas return err;
2702 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2705 f9c2e8e5 2022-02-13 thomas const struct got_error *
2706 63915ee5 2022-06-23 thomas got_privsep_send_object_enumeration_request(struct imsgbuf *ibuf)
2708 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_REQUEST,
2709 63915ee5 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2710 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2711 63915ee5 2022-06-23 thomas "OBJECT_ENUMERATION_REQUEST");
2713 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2716 63915ee5 2022-06-23 thomas const struct got_error *
2717 63915ee5 2022-06-23 thomas got_privsep_send_object_enumeration_done(struct imsgbuf *ibuf)
2719 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_DONE,
2720 63915ee5 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2721 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2722 63915ee5 2022-06-23 thomas "OBJECT_ENUMERATION_DONE");
2724 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2727 63915ee5 2022-06-23 thomas const struct got_error *
2728 e71f1e62 2022-06-23 thomas got_privsep_send_object_enumeration_incomplete(struct imsgbuf *ibuf)
2730 e71f1e62 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE,
2731 e71f1e62 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2732 e71f1e62 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2733 e71f1e62 2022-06-23 thomas "OBJECT_ENUMERATION_INCOMPLETE");
2735 e71f1e62 2022-06-23 thomas return flush_imsg(ibuf);
2738 e71f1e62 2022-06-23 thomas const struct got_error *
2739 63915ee5 2022-06-23 thomas got_privsep_send_enumerated_commit(struct imsgbuf *ibuf,
2740 63915ee5 2022-06-23 thomas struct got_object_id *id, time_t mtime)
2742 63915ee5 2022-06-23 thomas struct ibuf *wbuf;
2744 63915ee5 2022-06-23 thomas wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_COMMIT, 0, 0,
2745 63915ee5 2022-06-23 thomas sizeof(struct got_imsg_enumerated_commit) + SHA1_DIGEST_LENGTH);
2746 63915ee5 2022-06-23 thomas if (wbuf == NULL)
2747 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_create ENUMERATED_COMMIT");
2749 63915ee5 2022-06-23 thomas /* Keep in sync with struct got_imsg_enumerated_commit! */
2750 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, id, SHA1_DIGEST_LENGTH) == -1)
2751 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2752 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, &mtime, sizeof(mtime)) == -1)
2753 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2755 63915ee5 2022-06-23 thomas wbuf->fd = -1;
2756 63915ee5 2022-06-23 thomas imsg_close(ibuf, wbuf);
2757 63915ee5 2022-06-23 thomas /* Don't flush yet, tree entries or ENUMERATION_DONE will follow. */
2758 63915ee5 2022-06-23 thomas return NULL;
2761 63915ee5 2022-06-23 thomas const struct got_error *
2762 e71f1e62 2022-06-23 thomas got_privsep_recv_enumerated_objects(int *found_all_objects,
2763 e71f1e62 2022-06-23 thomas struct imsgbuf *ibuf,
2764 63915ee5 2022-06-23 thomas got_object_enumerate_commit_cb cb_commit,
2765 63915ee5 2022-06-23 thomas got_object_enumerate_tree_cb cb_tree, void *cb_arg,
2766 63915ee5 2022-06-23 thomas struct got_repository *repo)
2768 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
2769 63915ee5 2022-06-23 thomas struct imsg imsg;
2770 63915ee5 2022-06-23 thomas struct got_imsg_enumerated_commit *icommit = NULL;
2771 63915ee5 2022-06-23 thomas struct got_object_id commit_id;
2772 63915ee5 2022-06-23 thomas int have_commit = 0;
2773 63915ee5 2022-06-23 thomas time_t mtime = 0;
2774 63915ee5 2022-06-23 thomas struct got_tree_object tree;
2775 63915ee5 2022-06-23 thomas struct got_imsg_enumerated_tree *itree;
2776 63915ee5 2022-06-23 thomas struct got_object_id tree_id;
2777 63915ee5 2022-06-23 thomas char *path = NULL, *canon_path = NULL;
2778 63915ee5 2022-06-23 thomas size_t datalen, path_len;
2779 63915ee5 2022-06-23 thomas int nentries = -1;
2780 63915ee5 2022-06-23 thomas int done = 0;
2782 e71f1e62 2022-06-23 thomas *found_all_objects = 0;
2783 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2785 63915ee5 2022-06-23 thomas while (!done) {
2786 63915ee5 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2787 63915ee5 2022-06-23 thomas if (err)
2790 63915ee5 2022-06-23 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2791 63915ee5 2022-06-23 thomas switch (imsg.hdr.type) {
2792 77402035 2022-06-23 thomas case GOT_IMSG_ENUMERATED_COMMIT:
2793 63915ee5 2022-06-23 thomas if (have_commit && nentries != -1) {
2794 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2797 63915ee5 2022-06-23 thomas if (datalen != sizeof(*icommit)) {
2798 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2801 63915ee5 2022-06-23 thomas icommit = (struct got_imsg_enumerated_commit *)imsg.data;
2802 63915ee5 2022-06-23 thomas memcpy(commit_id.sha1, icommit->id, SHA1_DIGEST_LENGTH);
2803 63915ee5 2022-06-23 thomas mtime = icommit->mtime;
2804 63915ee5 2022-06-23 thomas have_commit = 1;
2806 63915ee5 2022-06-23 thomas case GOT_IMSG_ENUMERATED_TREE:
2807 63915ee5 2022-06-23 thomas /* Should be preceeded by GOT_IMSG_ENUMERATED_COMMIT. */
2808 63915ee5 2022-06-23 thomas if (!have_commit) {
2809 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2812 63915ee5 2022-06-23 thomas if (datalen < sizeof(*itree)) {
2813 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2816 63915ee5 2022-06-23 thomas itree = imsg.data;
2817 63915ee5 2022-06-23 thomas path_len = datalen - sizeof(*itree);
2818 63915ee5 2022-06-23 thomas if (path_len == 0) {
2819 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2822 63915ee5 2022-06-23 thomas memcpy(tree_id.sha1, itree->id, sizeof(tree_id.sha1));
2823 63915ee5 2022-06-23 thomas free(path);
2824 fcbb06bf 2023-01-14 thomas path = strndup(imsg.data + sizeof(*itree), path_len);
2825 63915ee5 2022-06-23 thomas if (path == NULL) {
2826 fcbb06bf 2023-01-14 thomas err = got_error_from_errno("strndup");
2829 63915ee5 2022-06-23 thomas free(canon_path);
2830 63915ee5 2022-06-23 thomas canon_path = malloc(path_len + 1);
2831 63915ee5 2022-06-23 thomas if (canon_path == NULL) {
2832 63915ee5 2022-06-23 thomas err = got_error_from_errno("malloc");
2835 63915ee5 2022-06-23 thomas if (!got_path_is_absolute(path)) {
2836 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_BAD_PATH);
2839 63915ee5 2022-06-23 thomas if (got_path_is_root_dir(path)) {
2840 63915ee5 2022-06-23 thomas /* XXX check what got_canonpath() does wrong */
2841 63915ee5 2022-06-23 thomas canon_path[0] = '/';
2842 63915ee5 2022-06-23 thomas canon_path[1] = '\0';
2843 63915ee5 2022-06-23 thomas } else {
2844 63915ee5 2022-06-23 thomas err = got_canonpath(path, canon_path,
2845 63915ee5 2022-06-23 thomas path_len + 1);
2846 63915ee5 2022-06-23 thomas if (err)
2849 63915ee5 2022-06-23 thomas if (strcmp(path, canon_path) != 0) {
2850 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_BAD_PATH);
2853 63915ee5 2022-06-23 thomas if (nentries != -1) {
2854 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2857 63915ee5 2022-06-23 thomas if (itree->nentries < -1) {
2858 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2861 63915ee5 2022-06-23 thomas if (itree->nentries == -1) {
2862 63915ee5 2022-06-23 thomas /* Tree was not found in pack file. */
2863 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, NULL, mtime, &tree_id,
2864 63915ee5 2022-06-23 thomas path, repo);
2867 63915ee5 2022-06-23 thomas if (itree->nentries > INT_MAX) {
2868 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2871 63915ee5 2022-06-23 thomas tree.entries = calloc(itree->nentries,
2872 63915ee5 2022-06-23 thomas sizeof(struct got_tree_entry));
2873 63915ee5 2022-06-23 thomas if (tree.entries == NULL) {
2874 63915ee5 2022-06-23 thomas err = got_error_from_errno("calloc");
2877 63915ee5 2022-06-23 thomas if (itree->nentries == 0) {
2878 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2879 63915ee5 2022-06-23 thomas path, repo);
2880 63915ee5 2022-06-23 thomas if (err)
2883 63915ee5 2022-06-23 thomas /* Prepare for next tree. */
2884 63915ee5 2022-06-23 thomas free(tree.entries);
2885 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2886 63915ee5 2022-06-23 thomas nentries = -1;
2887 63915ee5 2022-06-23 thomas } else {
2888 63915ee5 2022-06-23 thomas tree.nentries = itree->nentries;
2889 63915ee5 2022-06-23 thomas nentries = 0;
2892 63915ee5 2022-06-23 thomas case GOT_IMSG_TREE_ENTRIES:
2893 63915ee5 2022-06-23 thomas /* Should be preceeded by GOT_IMSG_ENUMERATED_TREE. */
2894 63915ee5 2022-06-23 thomas if (nentries <= -1) {
2895 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2898 63915ee5 2022-06-23 thomas err = recv_tree_entries(imsg.data, datalen,
2899 63915ee5 2022-06-23 thomas &tree, &nentries);
2900 63915ee5 2022-06-23 thomas if (err)
2902 63915ee5 2022-06-23 thomas if (tree.nentries == nentries) {
2903 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2904 63915ee5 2022-06-23 thomas path, repo);
2905 63915ee5 2022-06-23 thomas if (err)
2908 63915ee5 2022-06-23 thomas /* Prepare for next tree. */
2909 63915ee5 2022-06-23 thomas free(tree.entries);
2910 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2911 63915ee5 2022-06-23 thomas nentries = -1;
2914 63915ee5 2022-06-23 thomas case GOT_IMSG_TREE_ENUMERATION_DONE:
2915 63915ee5 2022-06-23 thomas /* All trees have been found and traversed. */
2916 63915ee5 2022-06-23 thomas if (!have_commit || path == NULL || nentries != -1) {
2917 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2920 63915ee5 2022-06-23 thomas err = cb_commit(cb_arg, mtime, &commit_id, repo);
2921 63915ee5 2022-06-23 thomas if (err)
2923 63915ee5 2022-06-23 thomas have_commit = 0;
2925 63915ee5 2022-06-23 thomas case GOT_IMSG_OBJECT_ENUMERATION_DONE:
2926 e71f1e62 2022-06-23 thomas *found_all_objects = 1;
2927 e71f1e62 2022-06-23 thomas done = 1;
2929 e71f1e62 2022-06-23 thomas case GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE:
2930 63915ee5 2022-06-23 thomas done = 1;
2932 63915ee5 2022-06-23 thomas default:
2933 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2937 63915ee5 2022-06-23 thomas imsg_free(&imsg);
2938 63915ee5 2022-06-23 thomas if (err)
2942 63915ee5 2022-06-23 thomas free(path);
2943 63915ee5 2022-06-23 thomas free(canon_path);
2944 63915ee5 2022-06-23 thomas free(tree.entries);
2945 63915ee5 2022-06-23 thomas return err;
2948 63915ee5 2022-06-23 thomas const struct got_error *
2949 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
2950 f9c2e8e5 2022-02-13 thomas struct got_object_id *id)
2952 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta_request dreq;
2954 c26ee7ad 2022-06-23 thomas memset(&dreq, 0, sizeof(dreq));
2955 f9c2e8e5 2022-02-13 thomas dreq.idx = idx;
2956 d77295e3 2023-02-03 thomas memcpy(&dreq.id, id, sizeof(dreq.id));
2958 f9c2e8e5 2022-02-13 thomas if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
2959 f9c2e8e5 2022-02-13 thomas &dreq, sizeof(dreq)) == -1)
2960 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
2962 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
2965 f9c2e8e5 2022-02-13 thomas const struct got_error *
2966 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
2968 f9c2e8e5 2022-02-13 thomas return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
2971 f9c2e8e5 2022-02-13 thomas const struct got_error *
2972 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
2973 9249e7e3 2022-05-12 thomas uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
2974 9249e7e3 2022-05-12 thomas off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
2976 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta idelta;
2977 f9c2e8e5 2022-02-13 thomas int ret;
2979 c26ee7ad 2022-06-23 thomas memset(&idelta, 0, sizeof(idelta));
2980 f9c2e8e5 2022-02-13 thomas idelta.base_size = base_size;
2981 f9c2e8e5 2022-02-13 thomas idelta.result_size = result_size;
2982 f9c2e8e5 2022-02-13 thomas idelta.delta_size = delta_size;
2983 9249e7e3 2022-05-12 thomas idelta.delta_compressed_size = delta_compressed_size;
2984 f9c2e8e5 2022-02-13 thomas idelta.delta_offset = delta_offset;
2985 f9c2e8e5 2022-02-13 thomas idelta.delta_out_offset = delta_out_offset;
2986 564a8b01 2023-02-03 thomas memcpy(&idelta.base_id, &base_id, sizeof(idelta.base_id));
2988 f9c2e8e5 2022-02-13 thomas ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
2989 f9c2e8e5 2022-02-13 thomas &idelta, sizeof(idelta));
2990 f9c2e8e5 2022-02-13 thomas if (ret == -1)
2991 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA");
2993 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
2996 ca6e02ac 2020-01-07 stsp const struct got_error *
2997 f9c2e8e5 2022-02-13 thomas got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
2998 9249e7e3 2022-05-12 thomas off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
2999 dd57e4ab 2023-02-03 thomas off_t *delta_out_offset, struct got_object_id **base_id,
3000 dd57e4ab 2023-02-03 thomas struct imsgbuf *ibuf)
3002 f9c2e8e5 2022-02-13 thomas const struct got_error *err = NULL;
3003 f9c2e8e5 2022-02-13 thomas struct imsg imsg;
3004 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta *delta;
3005 f9c2e8e5 2022-02-13 thomas size_t datalen;
3007 f9c2e8e5 2022-02-13 thomas *base_size = 0;
3008 f9c2e8e5 2022-02-13 thomas *result_size = 0;
3009 f9c2e8e5 2022-02-13 thomas *delta_size = 0;
3010 9249e7e3 2022-05-12 thomas *delta_compressed_size = 0;
3011 f9c2e8e5 2022-02-13 thomas *delta_offset = 0;
3012 f9c2e8e5 2022-02-13 thomas *delta_out_offset = 0;
3013 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
3015 f9c2e8e5 2022-02-13 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3016 f9c2e8e5 2022-02-13 thomas if (err)
3017 f9c2e8e5 2022-02-13 thomas return err;
3019 f9c2e8e5 2022-02-13 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3021 f9c2e8e5 2022-02-13 thomas switch (imsg.hdr.type) {
3022 f9c2e8e5 2022-02-13 thomas case GOT_IMSG_RAW_DELTA:
3023 f9c2e8e5 2022-02-13 thomas if (datalen != sizeof(*delta)) {
3024 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3027 f9c2e8e5 2022-02-13 thomas delta = imsg.data;
3028 f9c2e8e5 2022-02-13 thomas *base_size = delta->base_size;
3029 f9c2e8e5 2022-02-13 thomas *result_size = delta->result_size;
3030 f9c2e8e5 2022-02-13 thomas *delta_size = delta->delta_size;
3031 9249e7e3 2022-05-12 thomas *delta_compressed_size = delta->delta_compressed_size;
3032 f9c2e8e5 2022-02-13 thomas *delta_offset = delta->delta_offset;
3033 f9c2e8e5 2022-02-13 thomas *delta_out_offset = delta->delta_out_offset;
3034 f9c2e8e5 2022-02-13 thomas *base_id = calloc(1, sizeof(**base_id));
3035 f9c2e8e5 2022-02-13 thomas if (*base_id == NULL) {
3036 f9c2e8e5 2022-02-13 thomas err = got_error_from_errno("malloc");
3039 564a8b01 2023-02-03 thomas memcpy(*base_id, &delta->base_id, sizeof(**base_id));
3041 f9c2e8e5 2022-02-13 thomas default:
3042 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3046 f9c2e8e5 2022-02-13 thomas imsg_free(&imsg);
3048 f9c2e8e5 2022-02-13 thomas if (err) {
3049 f9c2e8e5 2022-02-13 thomas free(*base_id);
3050 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
3052 7d0d4920 2022-05-12 thomas return err;
3055 63915ee5 2022-06-23 thomas static const struct got_error *
3056 63915ee5 2022-06-23 thomas send_idlist(struct imsgbuf *ibuf, struct got_object_id **ids, size_t nids)
3058 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3059 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist idlist;
3060 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
3061 7d0d4920 2022-05-12 thomas size_t i;
3063 c26ee7ad 2022-06-23 thomas memset(&idlist, 0, sizeof(idlist));
3065 7d0d4920 2022-05-12 thomas if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
3066 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
3068 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
3069 7d0d4920 2022-05-12 thomas sizeof(idlist) + nids * sizeof(**ids));
3070 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
3071 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create OBJ_ID_LIST");
3072 7d0d4920 2022-05-12 thomas return err;
3075 7d0d4920 2022-05-12 thomas idlist.nids = nids;
3076 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
3077 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add OBJ_ID_LIST");
3079 7d0d4920 2022-05-12 thomas for (i = 0; i < nids; i++) {
3080 7d0d4920 2022-05-12 thomas struct got_object_id *id = ids[i];
3081 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
3082 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add OBJ_ID_LIST");
3085 7d0d4920 2022-05-12 thomas wbuf->fd = -1;
3086 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
3088 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3091 7d0d4920 2022-05-12 thomas const struct got_error *
3092 63915ee5 2022-06-23 thomas got_privsep_send_object_idlist(struct imsgbuf *ibuf,
3093 63915ee5 2022-06-23 thomas struct got_object_id **ids, size_t nids)
3095 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
3096 63915ee5 2022-06-23 thomas struct got_object_id *idlist[GOT_IMSG_OBJ_ID_LIST_MAX_NIDS];
3097 ef53e23c 2022-06-23 thomas int i, queued = 0;
3099 77402035 2022-06-23 thomas for (i = 0; i < nids; i++) {
3100 ef53e23c 2022-06-23 thomas idlist[i % nitems(idlist)] = ids[i];
3101 ef53e23c 2022-06-23 thomas queued++;
3102 8f3ec65d 2022-06-23 thomas if (queued >= nitems(idlist)) {
3103 ef53e23c 2022-06-23 thomas err = send_idlist(ibuf, idlist, queued);
3104 63915ee5 2022-06-23 thomas if (err)
3105 63915ee5 2022-06-23 thomas return err;
3106 ef53e23c 2022-06-23 thomas queued = 0;
3110 ef53e23c 2022-06-23 thomas if (queued > 0) {
3111 ef53e23c 2022-06-23 thomas err = send_idlist(ibuf, idlist, queued);
3112 63915ee5 2022-06-23 thomas if (err)
3113 63915ee5 2022-06-23 thomas return err;
3116 63915ee5 2022-06-23 thomas return NULL;
3119 63915ee5 2022-06-23 thomas const struct got_error *
3120 7d0d4920 2022-05-12 thomas got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
3122 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
3124 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
3126 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3129 7d0d4920 2022-05-12 thomas const struct got_error *
3130 7d0d4920 2022-05-12 thomas got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
3131 7d0d4920 2022-05-12 thomas size_t *nids, struct imsgbuf *ibuf)
3133 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3134 7d0d4920 2022-05-12 thomas struct imsg imsg;
3135 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist *idlist;
3136 7d0d4920 2022-05-12 thomas size_t datalen;
3138 7d0d4920 2022-05-12 thomas *ids = NULL;
3139 7d0d4920 2022-05-12 thomas *done = 0;
3140 7d0d4920 2022-05-12 thomas *nids = 0;
3142 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3143 7d0d4920 2022-05-12 thomas if (err)
3144 7d0d4920 2022-05-12 thomas return err;
3146 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3147 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
3148 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST:
3149 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*idlist)) {
3150 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3153 7d0d4920 2022-05-12 thomas idlist = imsg.data;
3154 31d32634 2022-06-23 thomas if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3155 31d32634 2022-06-23 thomas idlist->nids * sizeof(**ids) > datalen - sizeof(*idlist)) {
3156 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3159 7d0d4920 2022-05-12 thomas *nids = idlist->nids;
3160 7d0d4920 2022-05-12 thomas *ids = calloc(*nids, sizeof(**ids));
3161 7d0d4920 2022-05-12 thomas if (*ids == NULL) {
3162 7d0d4920 2022-05-12 thomas err = got_error_from_errno("calloc");
3165 623d55de 2022-06-23 thomas memcpy(*ids, (uint8_t *)imsg.data + sizeof(*idlist),
3166 7d0d4920 2022-05-12 thomas *nids * sizeof(**ids));
3168 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST_DONE:
3169 7d0d4920 2022-05-12 thomas *done = 1;
3171 7d0d4920 2022-05-12 thomas default:
3172 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3176 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3178 7d0d4920 2022-05-12 thomas return err;
3181 7d0d4920 2022-05-12 thomas const struct got_error *
3182 7d0d4920 2022-05-12 thomas got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3184 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3186 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3188 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3191 7d0d4920 2022-05-12 thomas const struct got_error *
3192 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3193 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *deltas, size_t ndeltas)
3195 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3196 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
3197 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas ideltas;
3198 7d0d4920 2022-05-12 thomas size_t i;
3200 c26ee7ad 2022-06-23 thomas memset(&ideltas, 0, sizeof(ideltas));
3202 7d0d4920 2022-05-12 thomas if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3203 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
3205 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3206 7d0d4920 2022-05-12 thomas sizeof(ideltas) + ndeltas * sizeof(*deltas));
3207 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
3208 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create REUSED_DELTAS");
3209 7d0d4920 2022-05-12 thomas return err;
3212 7d0d4920 2022-05-12 thomas ideltas.ndeltas = ndeltas;
3213 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
3214 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add REUSED_DELTAS");
3216 7d0d4920 2022-05-12 thomas for (i = 0; i < ndeltas; i++) {
3217 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *delta = &deltas[i];
3218 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
3219 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add REUSED_DELTAS");
3222 7d0d4920 2022-05-12 thomas wbuf->fd = -1;
3223 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
3225 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3228 7d0d4920 2022-05-12 thomas const struct got_error *
3229 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3231 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3233 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3235 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3238 7d0d4920 2022-05-12 thomas const struct got_error *
3239 7d0d4920 2022-05-12 thomas got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3240 7d0d4920 2022-05-12 thomas size_t *ndeltas, struct imsgbuf *ibuf)
3242 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3243 7d0d4920 2022-05-12 thomas struct imsg imsg;
3244 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas *ideltas;
3245 7d0d4920 2022-05-12 thomas size_t datalen;
3247 7d0d4920 2022-05-12 thomas *done = 0;
3248 7d0d4920 2022-05-12 thomas *ndeltas = 0;
3250 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3251 7d0d4920 2022-05-12 thomas if (err)
3252 7d0d4920 2022-05-12 thomas return err;
3254 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3255 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
3256 7d0d4920 2022-05-12 thomas case GOT_IMSG_REUSED_DELTAS:
3257 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*ideltas)) {
3258 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3261 7d0d4920 2022-05-12 thomas ideltas = imsg.data;
3262 31d32634 2022-06-23 thomas if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3263 31d32634 2022-06-23 thomas ideltas->ndeltas * sizeof(*deltas) >
3264 31d32634 2022-06-23 thomas datalen - sizeof(*ideltas)) {
3265 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3268 7d0d4920 2022-05-12 thomas *ndeltas = ideltas->ndeltas;
3269 623d55de 2022-06-23 thomas memcpy(deltas, (uint8_t *)imsg.data + sizeof(*ideltas),
3270 7d0d4920 2022-05-12 thomas *ndeltas * sizeof(*deltas));
3272 7d0d4920 2022-05-12 thomas case GOT_IMSG_DELTA_REUSE_DONE:
3273 7d0d4920 2022-05-12 thomas *done = 1;
3275 7d0d4920 2022-05-12 thomas default:
3276 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3280 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3282 ec2b23c5 2022-07-01 thomas return err;
3285 ec2b23c5 2022-07-01 thomas const struct got_error *
3286 ec2b23c5 2022-07-01 thomas got_privsep_init_commit_painting(struct imsgbuf *ibuf)
3288 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_INIT,
3289 ec2b23c5 2022-07-01 thomas 0, 0, -1, NULL, 0)
3291 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3292 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_INIT");
3294 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3297 ec2b23c5 2022-07-01 thomas const struct got_error *
3298 ec2b23c5 2022-07-01 thomas got_privsep_send_painting_request(struct imsgbuf *ibuf, int idx,
3299 ec2b23c5 2022-07-01 thomas struct got_object_id *id, intptr_t color)
3301 ec2b23c5 2022-07-01 thomas struct got_imsg_commit_painting_request ireq;
3303 ec2b23c5 2022-07-01 thomas memset(&ireq, 0, sizeof(ireq));
3304 ec2b23c5 2022-07-01 thomas memcpy(ireq.id, id->sha1, sizeof(ireq.id));
3305 ec2b23c5 2022-07-01 thomas ireq.idx = idx;
3306 ec2b23c5 2022-07-01 thomas ireq.color = color;
3308 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_REQUEST, 0, 0, -1,
3309 ec2b23c5 2022-07-01 thomas &ireq, sizeof(ireq)) == -1)
3310 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3311 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_REQUEST");
3313 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3316 ec2b23c5 2022-07-01 thomas static const struct got_error *
3317 ec2b23c5 2022-07-01 thomas send_painted_commits(struct got_object_id_queue *ids, int *nids,
3318 ec2b23c5 2022-07-01 thomas size_t remain, int present_in_pack, struct imsgbuf *ibuf)
3320 ec2b23c5 2022-07-01 thomas const struct got_error *err = NULL;
3321 ec2b23c5 2022-07-01 thomas struct ibuf *wbuf = NULL;
3322 ec2b23c5 2022-07-01 thomas struct got_object_qid *qid;
3323 ec2b23c5 2022-07-01 thomas size_t msglen;
3324 ec2b23c5 2022-07-01 thomas int ncommits;
3325 ec2b23c5 2022-07-01 thomas intptr_t color;
3327 ec2b23c5 2022-07-01 thomas msglen = MIN(remain, MAX_IMSGSIZE - IMSG_HEADER_SIZE);
3328 ec2b23c5 2022-07-01 thomas ncommits = (msglen - sizeof(struct got_imsg_painted_commits)) /
3329 ec2b23c5 2022-07-01 thomas sizeof(struct got_imsg_painted_commit);
3331 ec2b23c5 2022-07-01 thomas wbuf = imsg_create(ibuf, GOT_IMSG_PAINTED_COMMITS, 0, 0, msglen);
3332 ec2b23c5 2022-07-01 thomas if (wbuf == NULL) {
3333 ec2b23c5 2022-07-01 thomas err = got_error_from_errno("imsg_create PAINTED_COMMITS");
3334 ec2b23c5 2022-07-01 thomas return err;
3337 ec2b23c5 2022-07-01 thomas /* Keep in sync with struct got_imsg_painted_commits! */
3338 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &ncommits, sizeof(ncommits)) == -1)
3339 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3340 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &present_in_pack, sizeof(present_in_pack)) == -1)
3341 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3343 ec2b23c5 2022-07-01 thomas while (ncommits > 0) {
3344 ec2b23c5 2022-07-01 thomas qid = STAILQ_FIRST(ids);
3345 ec2b23c5 2022-07-01 thomas STAILQ_REMOVE_HEAD(ids, entry);
3346 ec2b23c5 2022-07-01 thomas ncommits--;
3347 ec2b23c5 2022-07-01 thomas (*nids)--;
3348 ec2b23c5 2022-07-01 thomas color = (intptr_t)qid->data;
3350 ec2b23c5 2022-07-01 thomas /* Keep in sync with struct got_imsg_painted_commit! */
3351 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, qid->id.sha1, SHA1_DIGEST_LENGTH) == -1)
3352 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3353 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &color, sizeof(color)) == -1)
3354 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3356 ec2b23c5 2022-07-01 thomas got_object_qid_free(qid);
3359 ec2b23c5 2022-07-01 thomas wbuf->fd = -1;
3360 ec2b23c5 2022-07-01 thomas imsg_close(ibuf, wbuf);
3362 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3365 ec2b23c5 2022-07-01 thomas const struct got_error *
3366 ec2b23c5 2022-07-01 thomas got_privsep_send_painted_commits(struct imsgbuf *ibuf,
3367 ec2b23c5 2022-07-01 thomas struct got_object_id_queue *ids, int *nids,
3368 ec2b23c5 2022-07-01 thomas int present_in_pack, int flush)
3370 ec2b23c5 2022-07-01 thomas const struct got_error *err;
3371 ec2b23c5 2022-07-01 thomas size_t remain;
3373 ec2b23c5 2022-07-01 thomas if (*nids <= 0)
3374 ec2b23c5 2022-07-01 thomas return NULL;
3377 ec2b23c5 2022-07-01 thomas remain = (sizeof(struct got_imsg_painted_commits)) +
3378 ec2b23c5 2022-07-01 thomas *nids * sizeof(struct got_imsg_painted_commit);
3379 ec2b23c5 2022-07-01 thomas if (flush || remain >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
3380 ec2b23c5 2022-07-01 thomas err = send_painted_commits(ids, nids, remain,
3381 ec2b23c5 2022-07-01 thomas present_in_pack, ibuf);
3382 ec2b23c5 2022-07-01 thomas if (err)
3383 ec2b23c5 2022-07-01 thomas return err;
3385 ec2b23c5 2022-07-01 thomas } while (flush && *nids > 0);
3387 ec2b23c5 2022-07-01 thomas return NULL;
3390 ec2b23c5 2022-07-01 thomas const struct got_error *
3391 ec2b23c5 2022-07-01 thomas got_privsep_send_painting_commits_done(struct imsgbuf *ibuf)
3393 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_DONE,
3394 ec2b23c5 2022-07-01 thomas 0, 0, -1, NULL, 0)
3396 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3397 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_DONE");
3399 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3402 ec2b23c5 2022-07-01 thomas const struct got_error *
3403 ec2b23c5 2022-07-01 thomas got_privsep_recv_painted_commits(struct got_object_id_queue *new_ids,
3404 ec2b23c5 2022-07-01 thomas got_privsep_recv_painted_commit_cb cb, void *cb_arg, struct imsgbuf *ibuf)
3406 ec2b23c5 2022-07-01 thomas const struct got_error *err = NULL;
3407 ec2b23c5 2022-07-01 thomas struct imsg imsg;
3408 ec2b23c5 2022-07-01 thomas struct got_imsg_painted_commits icommits;
3409 ec2b23c5 2022-07-01 thomas struct got_imsg_painted_commit icommit;
3410 ec2b23c5 2022-07-01 thomas size_t datalen;
3413 ec2b23c5 2022-07-01 thomas for (;;) {
3414 ec2b23c5 2022-07-01 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3415 ec2b23c5 2022-07-01 thomas if (err)
3416 ec2b23c5 2022-07-01 thomas return err;
3418 ec2b23c5 2022-07-01 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3419 ec2b23c5 2022-07-01 thomas if (imsg.hdr.type == GOT_IMSG_COMMIT_PAINTING_DONE)
3421 ec2b23c5 2022-07-01 thomas if (imsg.hdr.type != GOT_IMSG_PAINTED_COMMITS)
3422 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_MSG);
3424 ec2b23c5 2022-07-01 thomas if (datalen < sizeof(icommits))
3425 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
3426 ec2b23c5 2022-07-01 thomas memcpy(&icommits, imsg.data, sizeof(icommits));
3427 ec2b23c5 2022-07-01 thomas if (icommits.ncommits * sizeof(icommit) < icommits.ncommits ||
3428 ec2b23c5 2022-07-01 thomas datalen < sizeof(icommits) +
3429 ec2b23c5 2022-07-01 thomas icommits.ncommits * sizeof(icommit))
3430 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
3432 ec2b23c5 2022-07-01 thomas for (i = 0; i < icommits.ncommits; i++) {
3433 ec2b23c5 2022-07-01 thomas memcpy(&icommit,
3434 ec2b23c5 2022-07-01 thomas (uint8_t *)imsg.data + sizeof(icommits) + i * sizeof(icommit),
3435 ec2b23c5 2022-07-01 thomas sizeof(icommit));
3437 ec2b23c5 2022-07-01 thomas if (icommits.present_in_pack) {
3438 ec2b23c5 2022-07-01 thomas struct got_object_id id;
3439 ec2b23c5 2022-07-01 thomas memcpy(id.sha1, icommit.id, SHA1_DIGEST_LENGTH);
3440 ec2b23c5 2022-07-01 thomas err = cb(cb_arg, &id, icommit.color);
3441 ec2b23c5 2022-07-01 thomas if (err)
3443 ec2b23c5 2022-07-01 thomas } else {
3444 ec2b23c5 2022-07-01 thomas struct got_object_qid *qid;
3445 ec2b23c5 2022-07-01 thomas err = got_object_qid_alloc_partial(&qid);
3446 ec2b23c5 2022-07-01 thomas if (err)
3448 ec2b23c5 2022-07-01 thomas memcpy(qid->id.sha1, icommit.id,
3449 ec2b23c5 2022-07-01 thomas SHA1_DIGEST_LENGTH);
3450 ec2b23c5 2022-07-01 thomas qid->data = (void *)icommit.color;
3451 ec2b23c5 2022-07-01 thomas STAILQ_INSERT_TAIL(new_ids, qid, entry);
3455 ec2b23c5 2022-07-01 thomas imsg_free(&imsg);
3458 f9c2e8e5 2022-02-13 thomas return err;
3461 f9c2e8e5 2022-02-13 thomas const struct got_error *
3462 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3464 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3465 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3466 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3467 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3468 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3469 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3470 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3471 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3472 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3473 069bbb86 2022-03-07 thomas GOT_PATH_PROG_READ_PATCH,
3474 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3475 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3476 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3480 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3481 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3483 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3486 63219cd2 2019-01-04 stsp return NULL;
3490 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3492 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3493 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3497 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3498 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3502 ce95518e 2021-12-10 thomas closefrom(GOT_IMSG_FD_CHILD + 1);
3504 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3505 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3506 aba9c984 2019-09-08 stsp strerror(errno));
