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 1785f84a 2018-12-23 stsp memcpy(iobj.id, id->sha1, 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 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -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 268f7291 2018-12-24 stsp memcpy(iobj.id, id->sha1, 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 ebc55e2d 2018-12-24 stsp memcpy(iobj.id, id->sha1, 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 c59b3346 2018-09-11 stsp memcpy(iobj.id, obj->id.sha1, 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 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -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 531c3985 2020-03-18 stsp if (datalen <= SHA1_DIGEST_LENGTH) {
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 8f2d01a6 2020-03-18 stsp memcpy((*id)->sha1, imsg.data, SHA1_DIGEST_LENGTH);
749 b9f99abf 2020-03-18 stsp *refname = strndup(imsg.data + SHA1_DIGEST_LENGTH,
750 b9f99abf 2020-03-18 stsp datalen - SHA1_DIGEST_LENGTH);
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 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -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 f8a36e22 2021-08-26 stsp memcpy(id->sha1, iremote_ref.id, SHA1_DIGEST_LENGTH);
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 291624d8 2018-11-07 stsp memcpy((*obj)->id.sha1, iobj->id, SHA1_DIGEST_LENGTH);
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 b9c33926 2018-11-07 stsp commit->nparents * SHA1_DIGEST_LENGTH;
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 a7403916 2018-12-24 stsp memcpy(icommit->tree_id, commit->tree_id->sha1,
1214 a7403916 2018-12-24 stsp sizeof(icommit->tree_id));
1215 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1216 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1217 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1218 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1219 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1220 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1221 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1222 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1224 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1225 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1226 b9c33926 2018-11-07 stsp len += author_len;
1227 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1228 b9c33926 2018-11-07 stsp len += committer_len;
1229 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1230 ec242592 2022-04-22 thomas memcpy(buf + len, &qid->id, SHA1_DIGEST_LENGTH);
1231 86acc566 2018-04-23 stsp len += SHA1_DIGEST_LENGTH;
1234 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1235 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1236 bff6ca00 2018-04-23 stsp goto done;
1239 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1240 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1241 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1243 904df868 2018-11-04 stsp goto done;
1245 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1247 bff6ca00 2018-04-23 stsp free(buf);
1248 bff6ca00 2018-04-23 stsp return err;
1251 ca6e02ac 2020-01-07 stsp static const struct got_error *
1252 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1253 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1255 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1256 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1257 ca6e02ac 2020-01-07 stsp size_t len = 0;
1260 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1261 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1263 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1264 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1265 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1266 ca6e02ac 2020-01-07 stsp icommit->nparents * SHA1_DIGEST_LENGTH)
1267 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1269 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1270 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1272 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1274 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1275 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1276 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1277 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1279 ca6e02ac 2020-01-07 stsp memcpy((*commit)->tree_id->sha1, icommit->tree_id,
1280 ca6e02ac 2020-01-07 stsp SHA1_DIGEST_LENGTH);
1281 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1282 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1283 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1284 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1286 79b7acf3 2022-06-23 thomas (*commit)->author = strndup(imsg->data + len, icommit->author_len);
1287 79b7acf3 2022-06-23 thomas if ((*commit)->author == NULL) {
1288 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1289 79b7acf3 2022-06-23 thomas goto done;
1291 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1293 79b7acf3 2022-06-23 thomas (*commit)->committer = strndup(imsg->data + len,
1294 79b7acf3 2022-06-23 thomas icommit->committer_len);
1295 79b7acf3 2022-06-23 thomas if ((*commit)->committer == NULL) {
1296 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1297 79b7acf3 2022-06-23 thomas goto done;
1299 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1301 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1302 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1303 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1304 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1305 ca6e02ac 2020-01-07 stsp goto done;
1308 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1310 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1311 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1312 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1313 ca6e02ac 2020-01-07 stsp goto done;
1315 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1316 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1317 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1320 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1322 ca6e02ac 2020-01-07 stsp goto done;
1324 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1325 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1326 ca6e02ac 2020-01-07 stsp goto done;
1329 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1330 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1331 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1332 ca6e02ac 2020-01-07 stsp offset += n;
1333 ca6e02ac 2020-01-07 stsp remain -= n;
1335 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1338 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1339 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1341 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1344 ec242592 2022-04-22 thomas memcpy(&qid->id, imsg->data + len +
1345 ec242592 2022-04-22 thomas i * SHA1_DIGEST_LENGTH, sizeof(qid->id));
1346 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1347 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1350 ca6e02ac 2020-01-07 stsp if (err) {
1351 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1352 ca6e02ac 2020-01-07 stsp *commit = NULL;
1354 ca6e02ac 2020-01-07 stsp return err;
1357 ca6e02ac 2020-01-07 stsp const struct got_error *
1358 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1360 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1361 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1362 ca6e02ac 2020-01-07 stsp size_t datalen;
1363 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1364 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1365 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1367 ca6e02ac 2020-01-07 stsp *commit = NULL;
1369 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1371 ca6e02ac 2020-01-07 stsp return err;
1373 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1375 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1376 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1377 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1380 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1384 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1386 e033d803 2018-04-23 stsp return err;
1389 06de99ad 2022-05-19 thomas static const struct got_error *
1390 63915ee5 2022-06-23 thomas send_tree_entries_batch(struct imsgbuf *ibuf,
1391 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int idx0, int idxN, size_t len)
1393 06de99ad 2022-05-19 thomas struct ibuf *wbuf;
1394 06de99ad 2022-05-19 thomas struct got_imsg_tree_entries ientries;
1397 c26ee7ad 2022-06-23 thomas memset(&ientries, 0, sizeof(ientries));
1399 06de99ad 2022-05-19 thomas wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1400 06de99ad 2022-05-19 thomas if (wbuf == NULL)
1401 06de99ad 2022-05-19 thomas return got_error_from_errno("imsg_create TREE_ENTRY");
1403 06de99ad 2022-05-19 thomas ientries.nentries = idxN - idx0 + 1;
1404 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1405 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1407 06de99ad 2022-05-19 thomas for (i = idx0; i <= idxN; i++) {
1408 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[i];
1410 3022d272 2019-11-14 stsp /* Keep in sync with struct got_imsg_tree_object definition! */
1411 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1)
1412 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1413 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1414 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1415 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1416 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1418 06de99ad 2022-05-19 thomas /* Remaining bytes are the entry's name. */
1419 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1420 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add TREE_ENTRY");
1423 06de99ad 2022-05-19 thomas wbuf->fd = -1;
1424 06de99ad 2022-05-19 thomas imsg_close(ibuf, wbuf);
1425 06de99ad 2022-05-19 thomas return NULL;
1428 63915ee5 2022-06-23 thomas static const struct got_error *
1429 63915ee5 2022-06-23 thomas send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1430 63915ee5 2022-06-23 thomas int nentries)
1432 06de99ad 2022-05-19 thomas const struct got_error *err = NULL;
1433 06de99ad 2022-05-19 thomas int i, j;
1434 63915ee5 2022-06-23 thomas size_t entries_len = sizeof(struct got_imsg_tree_entries);
1437 06de99ad 2022-05-19 thomas for (j = 0; j < nentries; j++) {
1438 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[j];
1439 39b82974 2022-07-03 thomas size_t len = SHA1_DIGEST_LENGTH + sizeof(pte->mode) +
1440 39b82974 2022-07-03 thomas sizeof(pte->namelen) + pte->namelen;
1442 06de99ad 2022-05-19 thomas if (j > 0 &&
1443 06de99ad 2022-05-19 thomas entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1444 63915ee5 2022-06-23 thomas err = send_tree_entries_batch(ibuf, entries,
1445 06de99ad 2022-05-19 thomas i, j - 1, entries_len);
1446 06de99ad 2022-05-19 thomas if (err)
1447 06de99ad 2022-05-19 thomas return err;
1449 06de99ad 2022-05-19 thomas entries_len = sizeof(struct got_imsg_tree_entries);
1452 06de99ad 2022-05-19 thomas entries_len += len;
1455 06de99ad 2022-05-19 thomas if (j > 0) {
1456 63915ee5 2022-06-23 thomas err = send_tree_entries_batch(ibuf, entries, i, j - 1,
1457 63915ee5 2022-06-23 thomas entries_len);
1458 06de99ad 2022-05-19 thomas if (err)
1459 06de99ad 2022-05-19 thomas return err;
1462 63915ee5 2022-06-23 thomas return NULL;
1465 63915ee5 2022-06-23 thomas const struct got_error *
1466 63915ee5 2022-06-23 thomas got_privsep_send_tree(struct imsgbuf *ibuf,
1467 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int nentries)
1469 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
1470 63915ee5 2022-06-23 thomas struct got_imsg_tree_object itree;
1472 c26ee7ad 2022-06-23 thomas memset(&itree, 0, sizeof(itree));
1473 63915ee5 2022-06-23 thomas itree.nentries = nentries;
1474 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1476 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose TREE");
1478 63915ee5 2022-06-23 thomas err = send_tree_entries(ibuf, entries, nentries);
1479 63915ee5 2022-06-23 thomas if (err)
1480 63915ee5 2022-06-23 thomas return err;
1482 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1486 63915ee5 2022-06-23 thomas static const struct got_error *
1487 63915ee5 2022-06-23 thomas recv_tree_entries(void *data, size_t datalen, struct got_tree_object *tree,
1488 63915ee5 2022-06-23 thomas int *nentries)
1490 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
1491 63915ee5 2022-06-23 thomas struct got_imsg_tree_entries *ientries;
1492 63915ee5 2022-06-23 thomas struct got_tree_entry *te;
1493 63915ee5 2022-06-23 thomas size_t te_offset;
1494 63915ee5 2022-06-23 thomas size_t i;
1496 63915ee5 2022-06-23 thomas if (datalen <= sizeof(*ientries) ||
1497 63915ee5 2022-06-23 thomas datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE)
1498 63915ee5 2022-06-23 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
1500 63915ee5 2022-06-23 thomas ientries = (struct got_imsg_tree_entries *)data;
1501 63915ee5 2022-06-23 thomas if (ientries->nentries > INT_MAX) {
1502 63915ee5 2022-06-23 thomas return got_error_msg(GOT_ERR_NO_SPACE,
1503 63915ee5 2022-06-23 thomas "too many tree entries");
1506 63915ee5 2022-06-23 thomas te_offset = sizeof(*ientries);
1507 63915ee5 2022-06-23 thomas for (i = 0; i < ientries->nentries; i++) {
1508 63915ee5 2022-06-23 thomas struct got_imsg_tree_entry ite;
1509 63915ee5 2022-06-23 thomas const char *te_name;
1510 63915ee5 2022-06-23 thomas uint8_t *buf = (uint8_t *)data + te_offset;
1512 63915ee5 2022-06-23 thomas if (te_offset >= datalen) {
1513 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1517 63915ee5 2022-06-23 thomas /* Might not be aligned, size is ~32 bytes. */
1518 63915ee5 2022-06-23 thomas memcpy(&ite, buf, sizeof(ite));
1520 63915ee5 2022-06-23 thomas if (ite.namelen >= sizeof(te->name)) {
1521 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1524 63915ee5 2022-06-23 thomas if (te_offset + sizeof(ite) + ite.namelen > datalen) {
1525 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1529 63915ee5 2022-06-23 thomas if (*nentries >= tree->nentries) {
1530 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1533 63915ee5 2022-06-23 thomas te = &tree->entries[*nentries];
1534 63915ee5 2022-06-23 thomas te_name = buf + sizeof(ite);
1535 63915ee5 2022-06-23 thomas memcpy(te->name, te_name, ite.namelen);
1536 63915ee5 2022-06-23 thomas te->name[ite.namelen] = '\0';
1537 63915ee5 2022-06-23 thomas memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1538 63915ee5 2022-06-23 thomas te->mode = ite.mode;
1539 63915ee5 2022-06-23 thomas te->idx = *nentries;
1540 63915ee5 2022-06-23 thomas (*nentries)++;
1542 63915ee5 2022-06-23 thomas te_offset += sizeof(ite) + ite.namelen;
1545 63915ee5 2022-06-23 thomas return err;
1548 e033d803 2018-04-23 stsp const struct got_error *
1549 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1551 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1552 e033d803 2018-04-23 stsp const size_t min_datalen =
1553 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1554 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1555 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1556 e033d803 2018-04-23 stsp int nentries = 0;
1558 e033d803 2018-04-23 stsp *tree = NULL;
1560 9b5e2ebd 2022-07-07 thomas while (*tree == NULL || nentries < (*tree)->nentries) {
1561 e033d803 2018-04-23 stsp struct imsg imsg;
1562 e033d803 2018-04-23 stsp size_t datalen;
1564 9b5e2ebd 2022-07-07 thomas err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1565 9b5e2ebd 2022-07-07 thomas if (err)
1568 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1570 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1571 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1572 e033d803 2018-04-23 stsp /* This message should only appear once. */
1573 e033d803 2018-04-23 stsp if (*tree != NULL) {
1574 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1577 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1578 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1581 291624d8 2018-11-07 stsp itree = imsg.data;
1582 ace4d4e7 2022-05-19 thomas if (itree->nentries < 0) {
1583 ace4d4e7 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1586 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1587 e033d803 2018-04-23 stsp if (*tree == NULL) {
1588 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1591 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1592 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1593 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1594 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1595 c3bacae2 2022-05-19 thomas free(*tree);
1596 c3bacae2 2022-05-19 thomas *tree = NULL;
1599 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1600 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1602 06de99ad 2022-05-19 thomas case GOT_IMSG_TREE_ENTRIES:
1603 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1604 e033d803 2018-04-23 stsp if (*tree == NULL) {
1605 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1608 63915ee5 2022-06-23 thomas err = recv_tree_entries(imsg.data, datalen,
1609 63915ee5 2022-06-23 thomas *tree, &nentries);
1612 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1616 e033d803 2018-04-23 stsp imsg_free(&imsg);
1621 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1622 1e51f5b9 2018-04-23 stsp if (err == NULL)
1623 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1624 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1625 e033d803 2018-04-23 stsp *tree = NULL;
1628 ff6b18f8 2018-04-24 stsp return err;
1631 ff6b18f8 2018-04-24 stsp const struct got_error *
1632 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1633 ac544f8c 2019-01-13 stsp const uint8_t *data)
1635 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1637 c26ee7ad 2022-06-23 thomas memset(&iblob, 0, sizeof(iblob));
1638 2967a784 2018-04-24 stsp iblob.size = size;
1639 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1641 ac544f8c 2019-01-13 stsp if (data) {
1642 ac544f8c 2019-01-13 stsp uint8_t *buf;
1644 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1645 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1647 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1648 ac544f8c 2019-01-13 stsp if (buf == NULL)
1649 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1651 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1652 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1653 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1654 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1655 ac544f8c 2019-01-13 stsp free(buf);
1656 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1658 ac544f8c 2019-01-13 stsp free(buf);
1660 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1661 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1662 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1663 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1667 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1670 ff6b18f8 2018-04-24 stsp const struct got_error *
1671 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1672 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1674 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1675 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1676 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1677 ff6b18f8 2018-04-24 stsp size_t datalen;
1679 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1681 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1683 ff6b18f8 2018-04-24 stsp return err;
1685 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1687 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1688 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1689 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1690 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1693 291624d8 2018-11-07 stsp iblob = imsg.data;
1694 291624d8 2018-11-07 stsp *size = iblob->size;
1695 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1697 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1698 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1702 31d32634 2022-06-23 thomas if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX ||
1703 31d32634 2022-06-23 thomas *size > datalen + sizeof(*iblob)) {
1704 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1708 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1709 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1710 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1713 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1716 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1720 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1722 f4a881ce 2018-11-17 stsp return err;
1725 f4a881ce 2018-11-17 stsp static const struct got_error *
1726 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1728 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1729 f4a881ce 2018-11-17 stsp size_t offset, remain;
1731 f4a881ce 2018-11-17 stsp offset = 0;
1732 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1733 f4a881ce 2018-11-17 stsp while (remain > 0) {
1734 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1736 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1737 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1738 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1742 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1746 f4a881ce 2018-11-17 stsp offset += n;
1747 f4a881ce 2018-11-17 stsp remain -= n;
1750 f4a881ce 2018-11-17 stsp return err;
1753 f4a881ce 2018-11-17 stsp const struct got_error *
1754 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1756 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1757 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1758 f4a881ce 2018-11-17 stsp uint8_t *buf;
1759 f4a881ce 2018-11-17 stsp size_t len, total;
1760 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1761 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1762 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1764 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1766 f4a881ce 2018-11-17 stsp buf = malloc(total);
1767 f4a881ce 2018-11-17 stsp if (buf == NULL)
1768 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1770 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1771 f4a881ce 2018-11-17 stsp memcpy(itag->id, tag->id.sha1, sizeof(itag->id));
1772 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1773 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1774 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1775 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1776 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1777 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1779 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1780 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1781 f4a881ce 2018-11-17 stsp len += tag_len;
1782 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1783 f4a881ce 2018-11-17 stsp len += tagger_len;
1785 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1786 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1787 f4a881ce 2018-11-17 stsp goto done;
1790 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1791 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1792 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1794 f4a881ce 2018-11-17 stsp goto done;
1796 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1798 f4a881ce 2018-11-17 stsp free(buf);
1799 f4a881ce 2018-11-17 stsp return err;
1802 f4a881ce 2018-11-17 stsp const struct got_error *
1803 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1805 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1806 f4a881ce 2018-11-17 stsp struct imsg imsg;
1807 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1808 f4a881ce 2018-11-17 stsp size_t len, datalen;
1809 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1810 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1811 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1813 f4a881ce 2018-11-17 stsp *tag = NULL;
1815 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1817 f4a881ce 2018-11-17 stsp return err;
1819 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1822 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1823 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1824 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1825 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1828 f4a881ce 2018-11-17 stsp itag = imsg.data;
1829 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1830 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1831 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1834 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1836 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1837 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1838 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1842 f4a881ce 2018-11-17 stsp memcpy((*tag)->id.sha1, itag->id, SHA1_DIGEST_LENGTH);
1844 79b7acf3 2022-06-23 thomas (*tag)->tag = strndup(imsg.data + len, itag->tag_len);
1845 79b7acf3 2022-06-23 thomas if ((*tag)->tag == NULL) {
1846 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1849 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1851 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1852 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1853 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1855 79b7acf3 2022-06-23 thomas (*tag)->tagger = strndup(imsg.data + len, itag->tagger_len);
1856 79b7acf3 2022-06-23 thomas if ((*tag)->tagger == NULL) {
1857 79b7acf3 2022-06-23 thomas err = got_error_from_errno("strndup");
1860 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1862 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1863 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1864 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1865 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1869 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1871 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1872 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1873 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1876 f4a881ce 2018-11-17 stsp while (remain > 0) {
1877 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1878 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1881 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1883 f4a881ce 2018-11-17 stsp return err;
1885 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1886 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1888 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1890 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1891 f4a881ce 2018-11-17 stsp offset += n;
1892 f4a881ce 2018-11-17 stsp remain -= n;
1894 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1899 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1903 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1905 2178c42e 2018-04-22 stsp return err;
1908 876c234b 2018-09-10 stsp const struct got_error *
1909 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1910 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1912 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1913 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1914 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1917 c26ee7ad 2022-06-23 thomas memset(&ipackidx, 0, sizeof(ipackidx));
1918 c26ee7ad 2022-06-23 thomas memset(&ipack, 0, sizeof(ipack));
1920 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1921 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1922 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
1923 876c234b 2018-09-10 stsp if (fd == -1)
1924 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1926 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
1927 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
1928 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
1929 41496140 2019-02-21 stsp close(fd);
1930 41496140 2019-02-21 stsp return err;
1933 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
1934 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
1935 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
1936 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
1938 876c234b 2018-09-10 stsp fd = dup(pack->fd);
1939 876c234b 2018-09-10 stsp if (fd == -1)
1940 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
1942 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
1944 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
1945 41496140 2019-02-21 stsp close(fd);
1946 41496140 2019-02-21 stsp return err;
1949 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
1952 876c234b 2018-09-10 stsp const struct got_error *
1953 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
1954 106807b4 2018-09-15 stsp struct got_object_id *id)
1956 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
1958 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
1959 876c234b 2018-09-10 stsp iobj.idx = idx;
1960 106807b4 2018-09-15 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
1962 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
1963 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
1964 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
1965 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
1967 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
1970 aba9c984 2019-09-08 stsp const struct got_error *
1971 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
1972 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
1974 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
1976 c26ee7ad 2022-06-23 thomas memset(&iobj, 0, sizeof(iobj));
1977 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
1978 59d1e4a0 2021-03-10 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
1980 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
1981 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
1982 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
1983 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
1985 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
1988 59d1e4a0 2021-03-10 stsp const struct got_error *
1989 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
1991 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
1993 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
1994 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
1995 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
1996 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
1997 aba9c984 2019-09-08 stsp close(fd);
1998 aba9c984 2019-09-08 stsp return err;
2001 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2004 aba9c984 2019-09-08 stsp const struct got_error *
2005 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2007 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2008 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2009 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2010 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2011 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2013 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2016 aba9c984 2019-09-08 stsp const struct got_error *
2017 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2019 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2020 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2021 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2022 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2023 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2025 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2029 20b7abb3 2020-10-22 stsp const struct got_error *
2030 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2032 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2033 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2034 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2035 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2037 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2040 aba9c984 2019-09-08 stsp const struct got_error *
2041 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2043 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2044 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2045 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2046 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2048 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2051 cd95becd 2019-11-29 stsp const struct got_error *
2052 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2054 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2055 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2056 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2057 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2059 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2062 aba9c984 2019-09-08 stsp const struct got_error *
2063 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2065 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2066 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2067 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2068 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2070 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2073 9a1cc63f 2020-02-03 stsp const struct got_error *
2074 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2076 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2077 aba9c984 2019-09-08 stsp struct imsg imsg;
2078 aba9c984 2019-09-08 stsp size_t datalen;
2080 aba9c984 2019-09-08 stsp *str = NULL;
2082 12a8238e 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2084 aba9c984 2019-09-08 stsp return err;
2085 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2087 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2088 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2089 aba9c984 2019-09-08 stsp if (datalen == 0)
2091 6c13dcd2 2020-09-18 stsp /* datalen does not include terminating \0 */
2092 6c13dcd2 2020-09-18 stsp *str = malloc(datalen + 1);
2093 aba9c984 2019-09-08 stsp if (*str == NULL) {
2094 aba9c984 2019-09-08 stsp err = got_error_from_errno("malloc");
2097 6c13dcd2 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2098 6c13dcd2 2020-09-18 stsp (*str)[datalen] = '\0';
2101 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2105 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2106 aba9c984 2019-09-08 stsp return err;
2109 aba9c984 2019-09-08 stsp const struct got_error *
2110 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2112 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2113 aba9c984 2019-09-08 stsp struct imsg imsg;
2114 aba9c984 2019-09-08 stsp size_t datalen;
2115 aba9c984 2019-09-08 stsp const size_t min_datalen =
2116 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2120 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2122 aba9c984 2019-09-08 stsp return err;
2123 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2125 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2126 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2127 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2128 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2131 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2134 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2138 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2139 cd95becd 2019-11-29 stsp return err;
2142 b8adfa55 2020-09-25 stsp static void
2143 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2147 b8adfa55 2020-09-25 stsp free(remote->name);
2148 6480c871 2021-08-30 stsp free(remote->fetch_url);
2149 6480c871 2021-08-30 stsp free(remote->send_url);
2150 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2151 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2152 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2153 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2154 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2155 6480c871 2021-08-30 stsp free(remote->send_branches);
2156 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2157 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2158 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2161 cd95becd 2019-11-29 stsp const struct got_error *
2162 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2163 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2165 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2166 cd95becd 2019-11-29 stsp struct imsg imsg;
2167 cd95becd 2019-11-29 stsp size_t datalen;
2168 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2169 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2171 cd95becd 2019-11-29 stsp *remotes = NULL;
2172 cd95becd 2019-11-29 stsp *nremotes = 0;
2173 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2175 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2177 cd95becd 2019-11-29 stsp return err;
2178 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2180 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2181 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2182 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2183 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2186 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2187 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2188 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2189 cd95becd 2019-11-29 stsp return NULL;
2193 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2194 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2197 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2199 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2200 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2201 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2203 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2204 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2206 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2209 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2211 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2212 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2213 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2214 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2215 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2216 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2219 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2220 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2221 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2222 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2223 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2224 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2225 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2228 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2229 cd95becd 2019-11-29 stsp iremote.name_len);
2230 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2231 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2234 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2235 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2236 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2237 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2238 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2241 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2242 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2243 6480c871 2021-08-30 stsp iremote.send_url_len);
2244 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2245 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2246 6480c871 2021-08-30 stsp free_remote_data(remote);
2249 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2250 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2251 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2252 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2253 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2254 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2255 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2256 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2257 cd95becd 2019-11-29 stsp (*nremotes)++;
2260 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2264 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2269 cd95becd 2019-11-29 stsp if (err) {
2271 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2272 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2273 cd95becd 2019-11-29 stsp free(*remotes);
2274 cd95becd 2019-11-29 stsp *remotes = NULL;
2275 cd95becd 2019-11-29 stsp *nremotes = 0;
2277 aba9c984 2019-09-08 stsp return err;
2280 257add31 2020-09-09 stsp const struct got_error *
2281 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2283 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2285 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2286 257add31 2020-09-09 stsp NULL, 0) == -1) {
2287 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2288 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2289 257add31 2020-09-09 stsp close(fd);
2290 257add31 2020-09-09 stsp return err;
2293 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2296 257add31 2020-09-09 stsp const struct got_error *
2297 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2299 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2300 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2301 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2302 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2304 871bd038 2022-07-03 thomas return flush_imsg(ibuf);
2307 871bd038 2022-07-03 thomas const struct got_error *
2308 871bd038 2022-07-03 thomas got_privsep_send_gotconfig_allowed_signers_req(struct imsgbuf *ibuf)
2310 871bd038 2022-07-03 thomas if (imsg_compose(ibuf,
2311 871bd038 2022-07-03 thomas GOT_IMSG_GOTCONFIG_ALLOWEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2312 871bd038 2022-07-03 thomas return got_error_from_errno("imsg_compose "
2313 871bd038 2022-07-03 thomas "GOTCONFIG_ALLOWEDSIGNERS_REQUEST");
2315 871bd038 2022-07-03 thomas return flush_imsg(ibuf);
2318 871bd038 2022-07-03 thomas const struct got_error *
2319 871bd038 2022-07-03 thomas got_privsep_send_gotconfig_revoked_signers_req(struct imsgbuf *ibuf)
2321 871bd038 2022-07-03 thomas if (imsg_compose(ibuf,
2322 871bd038 2022-07-03 thomas GOT_IMSG_GOTCONFIG_REVOKEDSIGNERS_REQUEST, 0, 0, -1, NULL, 0) == -1)
2323 871bd038 2022-07-03 thomas return got_error_from_errno("imsg_compose "
2324 871bd038 2022-07-03 thomas "GOTCONFIG_REVOKEDSIGNERS_REQUEST");
2326 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2329 ca6e02ac 2020-01-07 stsp const struct got_error *
2330 ff5e1f09 2022-07-06 thomas got_privsep_send_gotconfig_signer_id_req(struct imsgbuf *ibuf)
2332 ff5e1f09 2022-07-06 thomas if (imsg_compose(ibuf,
2333 ff5e1f09 2022-07-06 thomas GOT_IMSG_GOTCONFIG_SIGNERID_REQUEST, 0, 0, -1, NULL, 0) == -1)
2334 ff5e1f09 2022-07-06 thomas return got_error_from_errno("imsg_compose "
2335 ff5e1f09 2022-07-06 thomas "GOTCONFIG_SIGNERID_REQUEST");
2337 ff5e1f09 2022-07-06 thomas return flush_imsg(ibuf);
2340 ff5e1f09 2022-07-06 thomas const struct got_error *
2341 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2343 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2344 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2345 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2346 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2348 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2351 257add31 2020-09-09 stsp const struct got_error *
2352 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2354 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2355 257add31 2020-09-09 stsp struct imsg imsg;
2356 257add31 2020-09-09 stsp size_t datalen;
2358 257add31 2020-09-09 stsp *str = NULL;
2360 12a8238e 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2362 257add31 2020-09-09 stsp return err;
2363 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2365 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2366 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2367 257add31 2020-09-09 stsp if (datalen == 0)
2369 5874ea87 2020-09-18 stsp /* datalen does not include terminating \0 */
2370 5874ea87 2020-09-18 stsp *str = malloc(datalen + 1);
2371 257add31 2020-09-09 stsp if (*str == NULL) {
2372 257add31 2020-09-09 stsp err = got_error_from_errno("malloc");
2375 5874ea87 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2376 5874ea87 2020-09-18 stsp (*str)[datalen] = '\0';
2379 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2383 257add31 2020-09-09 stsp imsg_free(&imsg);
2384 257add31 2020-09-09 stsp return err;
2387 257add31 2020-09-09 stsp const struct got_error *
2388 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2389 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2391 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2392 257add31 2020-09-09 stsp struct imsg imsg;
2393 257add31 2020-09-09 stsp size_t datalen;
2394 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2395 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2396 257add31 2020-09-09 stsp const size_t min_datalen =
2397 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2399 257add31 2020-09-09 stsp *remotes = NULL;
2400 257add31 2020-09-09 stsp *nremotes = 0;
2401 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2403 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2405 257add31 2020-09-09 stsp return err;
2406 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2408 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2409 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2410 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2411 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2414 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2415 31d32634 2022-06-23 thomas if (iremotes.nremotes < 0) {
2416 31d32634 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2419 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2420 257add31 2020-09-09 stsp imsg_free(&imsg);
2421 257add31 2020-09-09 stsp return NULL;
2425 257add31 2020-09-09 stsp imsg_free(&imsg);
2426 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2429 257add31 2020-09-09 stsp imsg_free(&imsg);
2431 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2432 257add31 2020-09-09 stsp if (*remotes == NULL)
2433 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2435 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2436 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2437 257add31 2020-09-09 stsp const size_t min_datalen =
2438 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2441 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2444 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2446 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2447 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2448 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2449 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2450 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2451 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2454 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2455 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2456 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2457 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2458 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2459 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2460 6480c871 2021-08-30 stsp datalen) {
2461 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2464 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2465 257add31 2020-09-09 stsp iremote.name_len);
2466 257add31 2020-09-09 stsp if (remote->name == NULL) {
2467 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2470 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2471 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2472 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2473 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2474 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2475 6480c871 2021-08-30 stsp free_remote_data(remote);
2478 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2479 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2480 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2481 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2482 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2483 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2486 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2487 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2488 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2489 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2490 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2491 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2492 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2493 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2497 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2498 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2499 b8adfa55 2020-09-25 stsp char *branch;
2500 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2502 b8adfa55 2020-09-25 stsp if (err) {
2503 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2504 b8adfa55 2020-09-25 stsp goto done;
2506 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2507 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2509 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2510 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2511 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2512 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2513 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2514 99495ddb 2021-01-10 stsp free_remote_data(remote);
2518 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2519 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2520 6480c871 2021-08-30 stsp char *branch;
2521 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2523 6480c871 2021-08-30 stsp if (err) {
2524 6480c871 2021-08-30 stsp free_remote_data(remote);
2525 6480c871 2021-08-30 stsp goto done;
2527 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2528 6480c871 2021-08-30 stsp remote->nsend_branches++;
2530 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2531 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2532 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2533 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2534 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2535 6480c871 2021-08-30 stsp free_remote_data(remote);
2539 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2540 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2541 99495ddb 2021-01-10 stsp char *ref;
2542 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2544 99495ddb 2021-01-10 stsp if (err) {
2545 99495ddb 2021-01-10 stsp free_remote_data(remote);
2546 99495ddb 2021-01-10 stsp goto done;
2548 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2549 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2551 257add31 2020-09-09 stsp (*nremotes)++;
2554 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2558 257add31 2020-09-09 stsp imsg_free(&imsg);
2563 257add31 2020-09-09 stsp if (err) {
2565 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2566 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2567 257add31 2020-09-09 stsp free(*remotes);
2568 257add31 2020-09-09 stsp *remotes = NULL;
2569 257add31 2020-09-09 stsp *nremotes = 0;
2571 257add31 2020-09-09 stsp return err;
2574 257add31 2020-09-09 stsp const struct got_error *
2575 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2576 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2578 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2579 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2581 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2582 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2583 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2584 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2585 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2586 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1)
2587 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2588 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2589 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2590 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2591 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2592 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, path, path_len) == -1)
2593 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add "
2594 e9f1a409 2022-05-19 thomas "COMMIT_TRAVERSAL_REQUEST");
2596 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2597 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2599 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2602 ca6e02ac 2020-01-07 stsp const struct got_error *
2603 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2604 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2605 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2607 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2608 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2609 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2610 ca6e02ac 2020-01-07 stsp size_t datalen;
2611 ca6e02ac 2020-01-07 stsp int i, done = 0;
2613 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2614 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2616 ca6e02ac 2020-01-07 stsp while (!done) {
2617 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2619 ca6e02ac 2020-01-07 stsp return err;
2621 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2622 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2623 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2624 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2625 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2626 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2627 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2630 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2631 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2632 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2633 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2634 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2637 ec242592 2022-04-22 thomas memcpy(qid->id.sha1, sha1, SHA1_DIGEST_LENGTH);
2638 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2640 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2641 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2642 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2643 ec242592 2022-04-22 thomas got_object_id_dup(&qid->id);
2644 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2645 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2646 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2652 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2653 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2654 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2657 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2658 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2660 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2664 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2668 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2674 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2675 ca6e02ac 2020-01-07 stsp return err;
2678 63915ee5 2022-06-23 thomas const struct got_error *
2679 63915ee5 2022-06-23 thomas got_privsep_send_enumerated_tree(size_t *totlen, struct imsgbuf *ibuf,
2680 63915ee5 2022-06-23 thomas struct got_object_id *tree_id, const char *path,
2681 63915ee5 2022-06-23 thomas struct got_parsed_tree_entry *entries, int nentries)
2683 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
2684 63915ee5 2022-06-23 thomas struct ibuf *wbuf;
2685 63915ee5 2022-06-23 thomas size_t path_len = strlen(path);
2686 63915ee5 2022-06-23 thomas size_t msglen;
2688 63915ee5 2022-06-23 thomas msglen = sizeof(struct got_imsg_enumerated_tree) + path_len;
2689 63915ee5 2022-06-23 thomas wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_TREE, 0, 0, msglen);
2690 63915ee5 2022-06-23 thomas if (wbuf == NULL)
2691 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_create ENUMERATED_TREE");
2693 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, tree_id->sha1, SHA1_DIGEST_LENGTH) == -1)
2694 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2695 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, &nentries, sizeof(nentries)) == -1)
2696 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2697 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, path, path_len) == -1)
2698 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_TREE");
2700 63915ee5 2022-06-23 thomas wbuf->fd = -1;
2701 63915ee5 2022-06-23 thomas imsg_close(ibuf, wbuf);
2703 63915ee5 2022-06-23 thomas if (entries) {
2704 63915ee5 2022-06-23 thomas err = send_tree_entries(ibuf, entries, nentries);
2705 63915ee5 2022-06-23 thomas if (err)
2706 63915ee5 2022-06-23 thomas return err;
2709 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2712 f9c2e8e5 2022-02-13 thomas const struct got_error *
2713 63915ee5 2022-06-23 thomas got_privsep_send_object_enumeration_request(struct imsgbuf *ibuf)
2715 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_REQUEST,
2716 63915ee5 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2717 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2718 63915ee5 2022-06-23 thomas "OBJECT_ENUMERATION_REQUEST");
2720 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2723 63915ee5 2022-06-23 thomas const struct got_error *
2724 63915ee5 2022-06-23 thomas got_privsep_send_object_enumeration_done(struct imsgbuf *ibuf)
2726 63915ee5 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_DONE,
2727 63915ee5 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2728 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2729 63915ee5 2022-06-23 thomas "OBJECT_ENUMERATION_DONE");
2731 63915ee5 2022-06-23 thomas return flush_imsg(ibuf);
2734 63915ee5 2022-06-23 thomas const struct got_error *
2735 e71f1e62 2022-06-23 thomas got_privsep_send_object_enumeration_incomplete(struct imsgbuf *ibuf)
2737 e71f1e62 2022-06-23 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE,
2738 e71f1e62 2022-06-23 thomas 0, 0, -1, NULL, 0) == -1)
2739 e71f1e62 2022-06-23 thomas return got_error_from_errno("imsg_compose "
2740 e71f1e62 2022-06-23 thomas "OBJECT_ENUMERATION_INCOMPLETE");
2742 e71f1e62 2022-06-23 thomas return flush_imsg(ibuf);
2745 e71f1e62 2022-06-23 thomas const struct got_error *
2746 63915ee5 2022-06-23 thomas got_privsep_send_enumerated_commit(struct imsgbuf *ibuf,
2747 63915ee5 2022-06-23 thomas struct got_object_id *id, time_t mtime)
2749 63915ee5 2022-06-23 thomas struct ibuf *wbuf;
2751 63915ee5 2022-06-23 thomas wbuf = imsg_create(ibuf, GOT_IMSG_ENUMERATED_COMMIT, 0, 0,
2752 63915ee5 2022-06-23 thomas sizeof(struct got_imsg_enumerated_commit) + SHA1_DIGEST_LENGTH);
2753 63915ee5 2022-06-23 thomas if (wbuf == NULL)
2754 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_create ENUMERATED_COMMIT");
2756 63915ee5 2022-06-23 thomas /* Keep in sync with struct got_imsg_enumerated_commit! */
2757 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, id, SHA1_DIGEST_LENGTH) == -1)
2758 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2759 63915ee5 2022-06-23 thomas if (imsg_add(wbuf, &mtime, sizeof(mtime)) == -1)
2760 63915ee5 2022-06-23 thomas return got_error_from_errno("imsg_add ENUMERATED_COMMIT");
2762 63915ee5 2022-06-23 thomas wbuf->fd = -1;
2763 63915ee5 2022-06-23 thomas imsg_close(ibuf, wbuf);
2764 63915ee5 2022-06-23 thomas /* Don't flush yet, tree entries or ENUMERATION_DONE will follow. */
2765 63915ee5 2022-06-23 thomas return NULL;
2768 63915ee5 2022-06-23 thomas const struct got_error *
2769 e71f1e62 2022-06-23 thomas got_privsep_recv_enumerated_objects(int *found_all_objects,
2770 e71f1e62 2022-06-23 thomas struct imsgbuf *ibuf,
2771 63915ee5 2022-06-23 thomas got_object_enumerate_commit_cb cb_commit,
2772 63915ee5 2022-06-23 thomas got_object_enumerate_tree_cb cb_tree, void *cb_arg,
2773 63915ee5 2022-06-23 thomas struct got_repository *repo)
2775 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
2776 63915ee5 2022-06-23 thomas struct imsg imsg;
2777 63915ee5 2022-06-23 thomas struct got_imsg_enumerated_commit *icommit = NULL;
2778 63915ee5 2022-06-23 thomas struct got_object_id commit_id;
2779 63915ee5 2022-06-23 thomas int have_commit = 0;
2780 63915ee5 2022-06-23 thomas time_t mtime = 0;
2781 63915ee5 2022-06-23 thomas struct got_tree_object tree;
2782 63915ee5 2022-06-23 thomas struct got_imsg_enumerated_tree *itree;
2783 63915ee5 2022-06-23 thomas struct got_object_id tree_id;
2784 63915ee5 2022-06-23 thomas char *path = NULL, *canon_path = NULL;
2785 63915ee5 2022-06-23 thomas size_t datalen, path_len;
2786 63915ee5 2022-06-23 thomas int nentries = -1;
2787 63915ee5 2022-06-23 thomas int done = 0;
2789 e71f1e62 2022-06-23 thomas *found_all_objects = 0;
2790 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2792 63915ee5 2022-06-23 thomas while (!done) {
2793 63915ee5 2022-06-23 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2794 63915ee5 2022-06-23 thomas if (err)
2797 63915ee5 2022-06-23 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2798 63915ee5 2022-06-23 thomas switch (imsg.hdr.type) {
2799 77402035 2022-06-23 thomas case GOT_IMSG_ENUMERATED_COMMIT:
2800 63915ee5 2022-06-23 thomas if (have_commit && nentries != -1) {
2801 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2804 63915ee5 2022-06-23 thomas if (datalen != sizeof(*icommit)) {
2805 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2808 63915ee5 2022-06-23 thomas icommit = (struct got_imsg_enumerated_commit *)imsg.data;
2809 63915ee5 2022-06-23 thomas memcpy(commit_id.sha1, icommit->id, SHA1_DIGEST_LENGTH);
2810 63915ee5 2022-06-23 thomas mtime = icommit->mtime;
2811 63915ee5 2022-06-23 thomas have_commit = 1;
2813 63915ee5 2022-06-23 thomas case GOT_IMSG_ENUMERATED_TREE:
2814 63915ee5 2022-06-23 thomas /* Should be preceeded by GOT_IMSG_ENUMERATED_COMMIT. */
2815 63915ee5 2022-06-23 thomas if (!have_commit) {
2816 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2819 63915ee5 2022-06-23 thomas if (datalen < sizeof(*itree)) {
2820 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2823 63915ee5 2022-06-23 thomas itree = imsg.data;
2824 63915ee5 2022-06-23 thomas path_len = datalen - sizeof(*itree);
2825 63915ee5 2022-06-23 thomas if (path_len == 0) {
2826 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2829 63915ee5 2022-06-23 thomas memcpy(tree_id.sha1, itree->id, sizeof(tree_id.sha1));
2830 63915ee5 2022-06-23 thomas free(path);
2831 63915ee5 2022-06-23 thomas path = malloc(path_len + 1);
2832 63915ee5 2022-06-23 thomas if (path == NULL) {
2833 63915ee5 2022-06-23 thomas err = got_error_from_errno("malloc");
2836 63915ee5 2022-06-23 thomas free(canon_path);
2837 63915ee5 2022-06-23 thomas canon_path = malloc(path_len + 1);
2838 63915ee5 2022-06-23 thomas if (canon_path == NULL) {
2839 63915ee5 2022-06-23 thomas err = got_error_from_errno("malloc");
2842 63915ee5 2022-06-23 thomas memcpy(path, (uint8_t *)imsg.data + sizeof(*itree),
2843 63915ee5 2022-06-23 thomas path_len);
2844 63915ee5 2022-06-23 thomas path[path_len] = '\0';
2845 63915ee5 2022-06-23 thomas if (!got_path_is_absolute(path)) {
2846 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_BAD_PATH);
2849 63915ee5 2022-06-23 thomas if (got_path_is_root_dir(path)) {
2850 63915ee5 2022-06-23 thomas /* XXX check what got_canonpath() does wrong */
2851 63915ee5 2022-06-23 thomas canon_path[0] = '/';
2852 63915ee5 2022-06-23 thomas canon_path[1] = '\0';
2853 63915ee5 2022-06-23 thomas } else {
2854 63915ee5 2022-06-23 thomas err = got_canonpath(path, canon_path,
2855 63915ee5 2022-06-23 thomas path_len + 1);
2856 63915ee5 2022-06-23 thomas if (err)
2859 63915ee5 2022-06-23 thomas if (strcmp(path, canon_path) != 0) {
2860 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_BAD_PATH);
2863 63915ee5 2022-06-23 thomas if (nentries != -1) {
2864 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2867 63915ee5 2022-06-23 thomas if (itree->nentries < -1) {
2868 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2871 63915ee5 2022-06-23 thomas if (itree->nentries == -1) {
2872 63915ee5 2022-06-23 thomas /* Tree was not found in pack file. */
2873 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, NULL, mtime, &tree_id,
2874 63915ee5 2022-06-23 thomas path, repo);
2877 63915ee5 2022-06-23 thomas if (itree->nentries > INT_MAX) {
2878 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2881 63915ee5 2022-06-23 thomas tree.entries = calloc(itree->nentries,
2882 63915ee5 2022-06-23 thomas sizeof(struct got_tree_entry));
2883 63915ee5 2022-06-23 thomas if (tree.entries == NULL) {
2884 63915ee5 2022-06-23 thomas err = got_error_from_errno("calloc");
2887 63915ee5 2022-06-23 thomas if (itree->nentries == 0) {
2888 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2889 63915ee5 2022-06-23 thomas path, repo);
2890 63915ee5 2022-06-23 thomas if (err)
2893 63915ee5 2022-06-23 thomas /* Prepare for next tree. */
2894 63915ee5 2022-06-23 thomas free(tree.entries);
2895 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2896 63915ee5 2022-06-23 thomas nentries = -1;
2897 63915ee5 2022-06-23 thomas } else {
2898 63915ee5 2022-06-23 thomas tree.nentries = itree->nentries;
2899 63915ee5 2022-06-23 thomas nentries = 0;
2902 63915ee5 2022-06-23 thomas case GOT_IMSG_TREE_ENTRIES:
2903 63915ee5 2022-06-23 thomas /* Should be preceeded by GOT_IMSG_ENUMERATED_TREE. */
2904 63915ee5 2022-06-23 thomas if (nentries <= -1) {
2905 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2908 63915ee5 2022-06-23 thomas err = recv_tree_entries(imsg.data, datalen,
2909 63915ee5 2022-06-23 thomas &tree, &nentries);
2910 63915ee5 2022-06-23 thomas if (err)
2912 63915ee5 2022-06-23 thomas if (tree.nentries == nentries) {
2913 63915ee5 2022-06-23 thomas err = cb_tree(cb_arg, &tree, mtime, &tree_id,
2914 63915ee5 2022-06-23 thomas path, repo);
2915 63915ee5 2022-06-23 thomas if (err)
2918 63915ee5 2022-06-23 thomas /* Prepare for next tree. */
2919 63915ee5 2022-06-23 thomas free(tree.entries);
2920 63915ee5 2022-06-23 thomas memset(&tree, 0, sizeof(tree));
2921 63915ee5 2022-06-23 thomas nentries = -1;
2924 63915ee5 2022-06-23 thomas case GOT_IMSG_TREE_ENUMERATION_DONE:
2925 63915ee5 2022-06-23 thomas /* All trees have been found and traversed. */
2926 63915ee5 2022-06-23 thomas if (!have_commit || path == NULL || nentries != -1) {
2927 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2930 63915ee5 2022-06-23 thomas err = cb_commit(cb_arg, mtime, &commit_id, repo);
2931 63915ee5 2022-06-23 thomas if (err)
2933 63915ee5 2022-06-23 thomas have_commit = 0;
2935 63915ee5 2022-06-23 thomas case GOT_IMSG_OBJECT_ENUMERATION_DONE:
2936 e71f1e62 2022-06-23 thomas *found_all_objects = 1;
2937 e71f1e62 2022-06-23 thomas done = 1;
2939 e71f1e62 2022-06-23 thomas case GOT_IMSG_OBJECT_ENUMERATION_INCOMPLETE:
2940 63915ee5 2022-06-23 thomas done = 1;
2942 63915ee5 2022-06-23 thomas default:
2943 63915ee5 2022-06-23 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2947 63915ee5 2022-06-23 thomas imsg_free(&imsg);
2948 63915ee5 2022-06-23 thomas if (err)
2952 63915ee5 2022-06-23 thomas free(path);
2953 63915ee5 2022-06-23 thomas free(canon_path);
2954 63915ee5 2022-06-23 thomas free(tree.entries);
2955 63915ee5 2022-06-23 thomas return err;
2958 63915ee5 2022-06-23 thomas const struct got_error *
2959 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
2960 f9c2e8e5 2022-02-13 thomas struct got_object_id *id)
2962 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta_request dreq;
2964 c26ee7ad 2022-06-23 thomas memset(&dreq, 0, sizeof(dreq));
2965 f9c2e8e5 2022-02-13 thomas dreq.idx = idx;
2966 f9c2e8e5 2022-02-13 thomas memcpy(dreq.id, id->sha1, SHA1_DIGEST_LENGTH);
2968 f9c2e8e5 2022-02-13 thomas if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
2969 f9c2e8e5 2022-02-13 thomas &dreq, sizeof(dreq)) == -1)
2970 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
2972 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
2975 f9c2e8e5 2022-02-13 thomas const struct got_error *
2976 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
2978 f9c2e8e5 2022-02-13 thomas return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
2981 f9c2e8e5 2022-02-13 thomas const struct got_error *
2982 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
2983 9249e7e3 2022-05-12 thomas uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
2984 9249e7e3 2022-05-12 thomas off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
2986 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta idelta;
2987 f9c2e8e5 2022-02-13 thomas int ret;
2989 c26ee7ad 2022-06-23 thomas memset(&idelta, 0, sizeof(idelta));
2990 f9c2e8e5 2022-02-13 thomas idelta.base_size = base_size;
2991 f9c2e8e5 2022-02-13 thomas idelta.result_size = result_size;
2992 f9c2e8e5 2022-02-13 thomas idelta.delta_size = delta_size;
2993 9249e7e3 2022-05-12 thomas idelta.delta_compressed_size = delta_compressed_size;
2994 f9c2e8e5 2022-02-13 thomas idelta.delta_offset = delta_offset;
2995 f9c2e8e5 2022-02-13 thomas idelta.delta_out_offset = delta_out_offset;
2996 f9c2e8e5 2022-02-13 thomas memcpy(idelta.base_id, base_id->sha1, SHA1_DIGEST_LENGTH);
2998 f9c2e8e5 2022-02-13 thomas ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
2999 f9c2e8e5 2022-02-13 thomas &idelta, sizeof(idelta));
3000 f9c2e8e5 2022-02-13 thomas if (ret == -1)
3001 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA");
3003 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
3006 ca6e02ac 2020-01-07 stsp const struct got_error *
3007 f9c2e8e5 2022-02-13 thomas got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
3008 9249e7e3 2022-05-12 thomas off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
3009 9249e7e3 2022-05-12 thomas off_t *delta_out_offset, struct got_object_id **base_id, struct imsgbuf *ibuf)
3011 f9c2e8e5 2022-02-13 thomas const struct got_error *err = NULL;
3012 f9c2e8e5 2022-02-13 thomas struct imsg imsg;
3013 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta *delta;
3014 f9c2e8e5 2022-02-13 thomas size_t datalen;
3016 f9c2e8e5 2022-02-13 thomas *base_size = 0;
3017 f9c2e8e5 2022-02-13 thomas *result_size = 0;
3018 f9c2e8e5 2022-02-13 thomas *delta_size = 0;
3019 9249e7e3 2022-05-12 thomas *delta_compressed_size = 0;
3020 f9c2e8e5 2022-02-13 thomas *delta_offset = 0;
3021 f9c2e8e5 2022-02-13 thomas *delta_out_offset = 0;
3022 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
3024 f9c2e8e5 2022-02-13 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3025 f9c2e8e5 2022-02-13 thomas if (err)
3026 f9c2e8e5 2022-02-13 thomas return err;
3028 f9c2e8e5 2022-02-13 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3030 f9c2e8e5 2022-02-13 thomas switch (imsg.hdr.type) {
3031 f9c2e8e5 2022-02-13 thomas case GOT_IMSG_RAW_DELTA:
3032 f9c2e8e5 2022-02-13 thomas if (datalen != sizeof(*delta)) {
3033 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3036 f9c2e8e5 2022-02-13 thomas delta = imsg.data;
3037 f9c2e8e5 2022-02-13 thomas *base_size = delta->base_size;
3038 f9c2e8e5 2022-02-13 thomas *result_size = delta->result_size;
3039 f9c2e8e5 2022-02-13 thomas *delta_size = delta->delta_size;
3040 9249e7e3 2022-05-12 thomas *delta_compressed_size = delta->delta_compressed_size;
3041 f9c2e8e5 2022-02-13 thomas *delta_offset = delta->delta_offset;
3042 f9c2e8e5 2022-02-13 thomas *delta_out_offset = delta->delta_out_offset;
3043 f9c2e8e5 2022-02-13 thomas *base_id = calloc(1, sizeof(**base_id));
3044 f9c2e8e5 2022-02-13 thomas if (*base_id == NULL) {
3045 f9c2e8e5 2022-02-13 thomas err = got_error_from_errno("malloc");
3048 f9c2e8e5 2022-02-13 thomas memcpy((*base_id)->sha1, delta->base_id, SHA1_DIGEST_LENGTH);
3050 f9c2e8e5 2022-02-13 thomas default:
3051 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3055 f9c2e8e5 2022-02-13 thomas imsg_free(&imsg);
3057 f9c2e8e5 2022-02-13 thomas if (err) {
3058 f9c2e8e5 2022-02-13 thomas free(*base_id);
3059 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
3061 7d0d4920 2022-05-12 thomas return err;
3064 63915ee5 2022-06-23 thomas static const struct got_error *
3065 63915ee5 2022-06-23 thomas send_idlist(struct imsgbuf *ibuf, struct got_object_id **ids, size_t nids)
3067 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3068 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist idlist;
3069 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
3070 7d0d4920 2022-05-12 thomas size_t i;
3072 c26ee7ad 2022-06-23 thomas memset(&idlist, 0, sizeof(idlist));
3074 7d0d4920 2022-05-12 thomas if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
3075 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
3077 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
3078 7d0d4920 2022-05-12 thomas sizeof(idlist) + nids * sizeof(**ids));
3079 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
3080 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create OBJ_ID_LIST");
3081 7d0d4920 2022-05-12 thomas return err;
3084 7d0d4920 2022-05-12 thomas idlist.nids = nids;
3085 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
3086 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add OBJ_ID_LIST");
3088 7d0d4920 2022-05-12 thomas for (i = 0; i < nids; i++) {
3089 7d0d4920 2022-05-12 thomas struct got_object_id *id = ids[i];
3090 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1)
3091 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add OBJ_ID_LIST");
3094 7d0d4920 2022-05-12 thomas wbuf->fd = -1;
3095 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
3097 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3100 7d0d4920 2022-05-12 thomas const struct got_error *
3101 63915ee5 2022-06-23 thomas got_privsep_send_object_idlist(struct imsgbuf *ibuf,
3102 63915ee5 2022-06-23 thomas struct got_object_id **ids, size_t nids)
3104 63915ee5 2022-06-23 thomas const struct got_error *err = NULL;
3105 63915ee5 2022-06-23 thomas struct got_object_id *idlist[GOT_IMSG_OBJ_ID_LIST_MAX_NIDS];
3106 ef53e23c 2022-06-23 thomas int i, queued = 0;
3108 77402035 2022-06-23 thomas for (i = 0; i < nids; i++) {
3109 ef53e23c 2022-06-23 thomas idlist[i % nitems(idlist)] = ids[i];
3110 ef53e23c 2022-06-23 thomas queued++;
3111 8f3ec65d 2022-06-23 thomas if (queued >= nitems(idlist)) {
3112 ef53e23c 2022-06-23 thomas err = send_idlist(ibuf, idlist, queued);
3113 63915ee5 2022-06-23 thomas if (err)
3114 63915ee5 2022-06-23 thomas return err;
3115 ef53e23c 2022-06-23 thomas queued = 0;
3119 ef53e23c 2022-06-23 thomas if (queued > 0) {
3120 ef53e23c 2022-06-23 thomas err = send_idlist(ibuf, idlist, queued);
3121 63915ee5 2022-06-23 thomas if (err)
3122 63915ee5 2022-06-23 thomas return err;
3125 63915ee5 2022-06-23 thomas return NULL;
3128 63915ee5 2022-06-23 thomas const struct got_error *
3129 7d0d4920 2022-05-12 thomas got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
3131 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
3133 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
3135 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3138 7d0d4920 2022-05-12 thomas const struct got_error *
3139 7d0d4920 2022-05-12 thomas got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
3140 7d0d4920 2022-05-12 thomas size_t *nids, struct imsgbuf *ibuf)
3142 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3143 7d0d4920 2022-05-12 thomas struct imsg imsg;
3144 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist *idlist;
3145 7d0d4920 2022-05-12 thomas size_t datalen;
3147 7d0d4920 2022-05-12 thomas *ids = NULL;
3148 7d0d4920 2022-05-12 thomas *done = 0;
3149 7d0d4920 2022-05-12 thomas *nids = 0;
3151 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3152 7d0d4920 2022-05-12 thomas if (err)
3153 7d0d4920 2022-05-12 thomas return err;
3155 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3156 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
3157 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST:
3158 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*idlist)) {
3159 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3162 7d0d4920 2022-05-12 thomas idlist = imsg.data;
3163 31d32634 2022-06-23 thomas if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3164 31d32634 2022-06-23 thomas idlist->nids * sizeof(**ids) > datalen - sizeof(*idlist)) {
3165 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3168 7d0d4920 2022-05-12 thomas *nids = idlist->nids;
3169 7d0d4920 2022-05-12 thomas *ids = calloc(*nids, sizeof(**ids));
3170 7d0d4920 2022-05-12 thomas if (*ids == NULL) {
3171 7d0d4920 2022-05-12 thomas err = got_error_from_errno("calloc");
3174 623d55de 2022-06-23 thomas memcpy(*ids, (uint8_t *)imsg.data + sizeof(*idlist),
3175 7d0d4920 2022-05-12 thomas *nids * sizeof(**ids));
3177 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST_DONE:
3178 7d0d4920 2022-05-12 thomas *done = 1;
3180 7d0d4920 2022-05-12 thomas default:
3181 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3185 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3187 7d0d4920 2022-05-12 thomas return err;
3190 7d0d4920 2022-05-12 thomas const struct got_error *
3191 7d0d4920 2022-05-12 thomas got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3193 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3195 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3197 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3200 7d0d4920 2022-05-12 thomas const struct got_error *
3201 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3202 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *deltas, size_t ndeltas)
3204 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3205 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
3206 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas ideltas;
3207 7d0d4920 2022-05-12 thomas size_t i;
3209 c26ee7ad 2022-06-23 thomas memset(&ideltas, 0, sizeof(ideltas));
3211 7d0d4920 2022-05-12 thomas if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3212 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
3214 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3215 7d0d4920 2022-05-12 thomas sizeof(ideltas) + ndeltas * sizeof(*deltas));
3216 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
3217 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create REUSED_DELTAS");
3218 7d0d4920 2022-05-12 thomas return err;
3221 7d0d4920 2022-05-12 thomas ideltas.ndeltas = ndeltas;
3222 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
3223 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add REUSED_DELTAS");
3225 7d0d4920 2022-05-12 thomas for (i = 0; i < ndeltas; i++) {
3226 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *delta = &deltas[i];
3227 e9f1a409 2022-05-19 thomas if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
3228 e9f1a409 2022-05-19 thomas return got_error_from_errno("imsg_add REUSED_DELTAS");
3231 7d0d4920 2022-05-12 thomas wbuf->fd = -1;
3232 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
3234 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3237 7d0d4920 2022-05-12 thomas const struct got_error *
3238 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3240 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3242 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3244 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3247 7d0d4920 2022-05-12 thomas const struct got_error *
3248 7d0d4920 2022-05-12 thomas got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3249 7d0d4920 2022-05-12 thomas size_t *ndeltas, struct imsgbuf *ibuf)
3251 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3252 7d0d4920 2022-05-12 thomas struct imsg imsg;
3253 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas *ideltas;
3254 7d0d4920 2022-05-12 thomas size_t datalen;
3256 7d0d4920 2022-05-12 thomas *done = 0;
3257 7d0d4920 2022-05-12 thomas *ndeltas = 0;
3259 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3260 7d0d4920 2022-05-12 thomas if (err)
3261 7d0d4920 2022-05-12 thomas return err;
3263 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3264 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
3265 7d0d4920 2022-05-12 thomas case GOT_IMSG_REUSED_DELTAS:
3266 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*ideltas)) {
3267 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3270 7d0d4920 2022-05-12 thomas ideltas = imsg.data;
3271 31d32634 2022-06-23 thomas if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS ||
3272 31d32634 2022-06-23 thomas ideltas->ndeltas * sizeof(*deltas) >
3273 31d32634 2022-06-23 thomas datalen - sizeof(*ideltas)) {
3274 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3277 7d0d4920 2022-05-12 thomas *ndeltas = ideltas->ndeltas;
3278 623d55de 2022-06-23 thomas memcpy(deltas, (uint8_t *)imsg.data + sizeof(*ideltas),
3279 7d0d4920 2022-05-12 thomas *ndeltas * sizeof(*deltas));
3281 7d0d4920 2022-05-12 thomas case GOT_IMSG_DELTA_REUSE_DONE:
3282 7d0d4920 2022-05-12 thomas *done = 1;
3284 7d0d4920 2022-05-12 thomas default:
3285 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3289 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3291 ec2b23c5 2022-07-01 thomas return err;
3294 ec2b23c5 2022-07-01 thomas const struct got_error *
3295 ec2b23c5 2022-07-01 thomas got_privsep_init_commit_painting(struct imsgbuf *ibuf)
3297 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_INIT,
3298 ec2b23c5 2022-07-01 thomas 0, 0, -1, NULL, 0)
3300 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3301 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_INIT");
3303 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3306 ec2b23c5 2022-07-01 thomas const struct got_error *
3307 ec2b23c5 2022-07-01 thomas got_privsep_send_painting_request(struct imsgbuf *ibuf, int idx,
3308 ec2b23c5 2022-07-01 thomas struct got_object_id *id, intptr_t color)
3310 ec2b23c5 2022-07-01 thomas struct got_imsg_commit_painting_request ireq;
3312 ec2b23c5 2022-07-01 thomas memset(&ireq, 0, sizeof(ireq));
3313 ec2b23c5 2022-07-01 thomas memcpy(ireq.id, id->sha1, sizeof(ireq.id));
3314 ec2b23c5 2022-07-01 thomas ireq.idx = idx;
3315 ec2b23c5 2022-07-01 thomas ireq.color = color;
3317 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_REQUEST, 0, 0, -1,
3318 ec2b23c5 2022-07-01 thomas &ireq, sizeof(ireq)) == -1)
3319 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3320 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_REQUEST");
3322 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3325 ec2b23c5 2022-07-01 thomas static const struct got_error *
3326 ec2b23c5 2022-07-01 thomas send_painted_commits(struct got_object_id_queue *ids, int *nids,
3327 ec2b23c5 2022-07-01 thomas size_t remain, int present_in_pack, struct imsgbuf *ibuf)
3329 ec2b23c5 2022-07-01 thomas const struct got_error *err = NULL;
3330 ec2b23c5 2022-07-01 thomas struct ibuf *wbuf = NULL;
3331 ec2b23c5 2022-07-01 thomas struct got_object_qid *qid;
3332 ec2b23c5 2022-07-01 thomas size_t msglen;
3333 ec2b23c5 2022-07-01 thomas int ncommits;
3334 ec2b23c5 2022-07-01 thomas intptr_t color;
3336 ec2b23c5 2022-07-01 thomas msglen = MIN(remain, MAX_IMSGSIZE - IMSG_HEADER_SIZE);
3337 ec2b23c5 2022-07-01 thomas ncommits = (msglen - sizeof(struct got_imsg_painted_commits)) /
3338 ec2b23c5 2022-07-01 thomas sizeof(struct got_imsg_painted_commit);
3340 ec2b23c5 2022-07-01 thomas wbuf = imsg_create(ibuf, GOT_IMSG_PAINTED_COMMITS, 0, 0, msglen);
3341 ec2b23c5 2022-07-01 thomas if (wbuf == NULL) {
3342 ec2b23c5 2022-07-01 thomas err = got_error_from_errno("imsg_create PAINTED_COMMITS");
3343 ec2b23c5 2022-07-01 thomas return err;
3346 ec2b23c5 2022-07-01 thomas /* Keep in sync with struct got_imsg_painted_commits! */
3347 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &ncommits, sizeof(ncommits)) == -1)
3348 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3349 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &present_in_pack, sizeof(present_in_pack)) == -1)
3350 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3352 ec2b23c5 2022-07-01 thomas while (ncommits > 0) {
3353 ec2b23c5 2022-07-01 thomas qid = STAILQ_FIRST(ids);
3354 ec2b23c5 2022-07-01 thomas STAILQ_REMOVE_HEAD(ids, entry);
3355 ec2b23c5 2022-07-01 thomas ncommits--;
3356 ec2b23c5 2022-07-01 thomas (*nids)--;
3357 ec2b23c5 2022-07-01 thomas color = (intptr_t)qid->data;
3359 ec2b23c5 2022-07-01 thomas /* Keep in sync with struct got_imsg_painted_commit! */
3360 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, qid->id.sha1, SHA1_DIGEST_LENGTH) == -1)
3361 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3362 ec2b23c5 2022-07-01 thomas if (imsg_add(wbuf, &color, sizeof(color)) == -1)
3363 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_add PAINTED_COMMITS");
3365 ec2b23c5 2022-07-01 thomas got_object_qid_free(qid);
3368 ec2b23c5 2022-07-01 thomas wbuf->fd = -1;
3369 ec2b23c5 2022-07-01 thomas imsg_close(ibuf, wbuf);
3371 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3374 ec2b23c5 2022-07-01 thomas const struct got_error *
3375 ec2b23c5 2022-07-01 thomas got_privsep_send_painted_commits(struct imsgbuf *ibuf,
3376 ec2b23c5 2022-07-01 thomas struct got_object_id_queue *ids, int *nids,
3377 ec2b23c5 2022-07-01 thomas int present_in_pack, int flush)
3379 ec2b23c5 2022-07-01 thomas const struct got_error *err;
3380 ec2b23c5 2022-07-01 thomas size_t remain;
3382 ec2b23c5 2022-07-01 thomas if (*nids <= 0)
3383 ec2b23c5 2022-07-01 thomas return NULL;
3386 ec2b23c5 2022-07-01 thomas remain = (sizeof(struct got_imsg_painted_commits)) +
3387 ec2b23c5 2022-07-01 thomas *nids * sizeof(struct got_imsg_painted_commit);
3388 ec2b23c5 2022-07-01 thomas if (flush || remain >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
3389 ec2b23c5 2022-07-01 thomas err = send_painted_commits(ids, nids, remain,
3390 ec2b23c5 2022-07-01 thomas present_in_pack, ibuf);
3391 ec2b23c5 2022-07-01 thomas if (err)
3392 ec2b23c5 2022-07-01 thomas return err;
3394 ec2b23c5 2022-07-01 thomas } while (flush && *nids > 0);
3396 ec2b23c5 2022-07-01 thomas return NULL;
3399 ec2b23c5 2022-07-01 thomas const struct got_error *
3400 ec2b23c5 2022-07-01 thomas got_privsep_send_painting_commits_done(struct imsgbuf *ibuf)
3402 ec2b23c5 2022-07-01 thomas if (imsg_compose(ibuf, GOT_IMSG_COMMIT_PAINTING_DONE,
3403 ec2b23c5 2022-07-01 thomas 0, 0, -1, NULL, 0)
3405 ec2b23c5 2022-07-01 thomas return got_error_from_errno("imsg_compose "
3406 ec2b23c5 2022-07-01 thomas "COMMIT_PAINTING_DONE");
3408 ec2b23c5 2022-07-01 thomas return flush_imsg(ibuf);
3411 ec2b23c5 2022-07-01 thomas const struct got_error *
3412 ec2b23c5 2022-07-01 thomas got_privsep_recv_painted_commits(struct got_object_id_queue *new_ids,
3413 ec2b23c5 2022-07-01 thomas got_privsep_recv_painted_commit_cb cb, void *cb_arg, struct imsgbuf *ibuf)
3415 ec2b23c5 2022-07-01 thomas const struct got_error *err = NULL;
3416 ec2b23c5 2022-07-01 thomas struct imsg imsg;
3417 ec2b23c5 2022-07-01 thomas struct got_imsg_painted_commits icommits;
3418 ec2b23c5 2022-07-01 thomas struct got_imsg_painted_commit icommit;
3419 ec2b23c5 2022-07-01 thomas size_t datalen;
3422 ec2b23c5 2022-07-01 thomas for (;;) {
3423 ec2b23c5 2022-07-01 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3424 ec2b23c5 2022-07-01 thomas if (err)
3425 ec2b23c5 2022-07-01 thomas return err;
3427 ec2b23c5 2022-07-01 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3428 ec2b23c5 2022-07-01 thomas if (imsg.hdr.type == GOT_IMSG_COMMIT_PAINTING_DONE)
3430 ec2b23c5 2022-07-01 thomas if (imsg.hdr.type != GOT_IMSG_PAINTED_COMMITS)
3431 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_MSG);
3433 ec2b23c5 2022-07-01 thomas if (datalen < sizeof(icommits))
3434 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
3435 ec2b23c5 2022-07-01 thomas memcpy(&icommits, imsg.data, sizeof(icommits));
3436 ec2b23c5 2022-07-01 thomas if (icommits.ncommits * sizeof(icommit) < icommits.ncommits ||
3437 ec2b23c5 2022-07-01 thomas datalen < sizeof(icommits) +
3438 ec2b23c5 2022-07-01 thomas icommits.ncommits * sizeof(icommit))
3439 ec2b23c5 2022-07-01 thomas return got_error(GOT_ERR_PRIVSEP_LEN);
3441 ec2b23c5 2022-07-01 thomas for (i = 0; i < icommits.ncommits; i++) {
3442 ec2b23c5 2022-07-01 thomas memcpy(&icommit,
3443 ec2b23c5 2022-07-01 thomas (uint8_t *)imsg.data + sizeof(icommits) + i * sizeof(icommit),
3444 ec2b23c5 2022-07-01 thomas sizeof(icommit));
3446 ec2b23c5 2022-07-01 thomas if (icommits.present_in_pack) {
3447 ec2b23c5 2022-07-01 thomas struct got_object_id id;
3448 ec2b23c5 2022-07-01 thomas memcpy(id.sha1, icommit.id, SHA1_DIGEST_LENGTH);
3449 ec2b23c5 2022-07-01 thomas err = cb(cb_arg, &id, icommit.color);
3450 ec2b23c5 2022-07-01 thomas if (err)
3452 ec2b23c5 2022-07-01 thomas } else {
3453 ec2b23c5 2022-07-01 thomas struct got_object_qid *qid;
3454 ec2b23c5 2022-07-01 thomas err = got_object_qid_alloc_partial(&qid);
3455 ec2b23c5 2022-07-01 thomas if (err)
3457 ec2b23c5 2022-07-01 thomas memcpy(qid->id.sha1, icommit.id,
3458 ec2b23c5 2022-07-01 thomas SHA1_DIGEST_LENGTH);
3459 ec2b23c5 2022-07-01 thomas qid->data = (void *)icommit.color;
3460 ec2b23c5 2022-07-01 thomas STAILQ_INSERT_TAIL(new_ids, qid, entry);
3464 ec2b23c5 2022-07-01 thomas imsg_free(&imsg);
3467 f9c2e8e5 2022-02-13 thomas return err;
3470 f9c2e8e5 2022-02-13 thomas const struct got_error *
3471 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3473 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3474 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3475 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3476 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3477 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3478 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3479 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3480 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3481 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3482 069bbb86 2022-03-07 thomas GOT_PATH_PROG_READ_PATCH,
3483 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3484 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3485 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3489 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3490 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3492 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3495 63219cd2 2019-01-04 stsp return NULL;
3499 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3501 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3502 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3506 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3507 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3511 ce95518e 2021-12-10 thomas closefrom(GOT_IMSG_FD_CHILD + 1);
3513 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3514 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3515 aba9c984 2019-09-08 stsp strerror(errno));