2 5aa81393 2020-01-06 stsp * Copyright (c) 2018, 2019, 2020 Stefan Sperling <stsp@openbsd.org>
3 93658fb9 2020-03-18 stsp * Copyright (c) 2020 Ori Bernstein <ori@openbsd.org>
5 2178c42e 2018-04-22 stsp * Permission to use, copy, modify, and distribute this software for any
6 2178c42e 2018-04-22 stsp * purpose with or without fee is hereby granted, provided that the above
7 2178c42e 2018-04-22 stsp * copyright notice and this permission notice appear in all copies.
9 2178c42e 2018-04-22 stsp * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10 2178c42e 2018-04-22 stsp * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11 2178c42e 2018-04-22 stsp * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12 2178c42e 2018-04-22 stsp * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13 2178c42e 2018-04-22 stsp * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14 2178c42e 2018-04-22 stsp * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15 2178c42e 2018-04-22 stsp * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
18 2178c42e 2018-04-22 stsp #include <sys/types.h>
19 2178c42e 2018-04-22 stsp #include <sys/queue.h>
20 2178c42e 2018-04-22 stsp #include <sys/uio.h>
21 876c234b 2018-09-10 stsp #include <sys/wait.h>
23 531c3985 2020-03-18 stsp #include <ctype.h>
24 23c57b28 2020-09-11 naddy #include <limits.h>
25 a486b62b 2021-05-18 stsp #include <signal.h>
26 2178c42e 2018-04-22 stsp #include <stdio.h>
27 2178c42e 2018-04-22 stsp #include <stdlib.h>
28 2178c42e 2018-04-22 stsp #include <string.h>
29 2178c42e 2018-04-22 stsp #include <errno.h>
30 2178c42e 2018-04-22 stsp #include <stdint.h>
31 2178c42e 2018-04-22 stsp #include <poll.h>
32 2178c42e 2018-04-22 stsp #include <imsg.h>
33 2178c42e 2018-04-22 stsp #include <sha1.h>
34 81a12da5 2020-09-09 naddy #include <unistd.h>
35 2178c42e 2018-04-22 stsp #include <zlib.h>
36 788c352e 2018-06-16 stsp #include <time.h>
38 2178c42e 2018-04-22 stsp #include "got_object.h"
39 2178c42e 2018-04-22 stsp #include "got_error.h"
40 3022d272 2019-11-14 stsp #include "got_path.h"
41 cd95becd 2019-11-29 stsp #include "got_repository.h"
43 2178c42e 2018-04-22 stsp #include "got_lib_sha1.h"
44 2178c42e 2018-04-22 stsp #include "got_lib_delta.h"
45 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
46 2178c42e 2018-04-22 stsp #include "got_lib_object.h"
47 a440fac0 2018-09-06 stsp #include "got_lib_object_parse.h"
48 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
49 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
52 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
55 c39c25dd 2019-08-09 stsp #ifndef nitems
56 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
59 2178c42e 2018-04-22 stsp static const struct got_error *
60 2178c42e 2018-04-22 stsp poll_fd(int fd, int events, int timeout)
62 2178c42e 2018-04-22 stsp struct pollfd pfd[1];
63 a486b62b 2021-05-18 stsp struct timespec ts;
64 a486b62b 2021-05-18 stsp sigset_t sigset;
67 2178c42e 2018-04-22 stsp pfd[0].fd = fd;
68 2178c42e 2018-04-22 stsp pfd[0].events = events;
70 a486b62b 2021-05-18 stsp ts.tv_sec = timeout;
71 a486b62b 2021-05-18 stsp ts.tv_nsec = 0;
73 a486b62b 2021-05-18 stsp if (sigemptyset(&sigset) == -1)
74 a486b62b 2021-05-18 stsp return got_error_from_errno("sigemptyset");
75 a486b62b 2021-05-18 stsp if (sigaddset(&sigset, SIGWINCH) == -1)
76 a486b62b 2021-05-18 stsp return got_error_from_errno("sigaddset");
78 a486b62b 2021-05-18 stsp n = ppoll(pfd, 1, timeout == INFTIM ? NULL : &ts, &sigset);
79 2178c42e 2018-04-22 stsp if (n == -1)
80 932dbee7 2021-05-19 stsp return got_error_from_errno("ppoll");
82 2178c42e 2018-04-22 stsp return got_error(GOT_ERR_TIMEOUT);
83 2178c42e 2018-04-22 stsp if (pfd[0].revents & (POLLERR | POLLNVAL))
84 638f9024 2019-05-13 stsp return got_error_from_errno("poll error");
85 2178c42e 2018-04-22 stsp if (pfd[0].revents & (events | POLLHUP))
86 2178c42e 2018-04-22 stsp return NULL;
88 2178c42e 2018-04-22 stsp return got_error(GOT_ERR_INTERRUPT);
91 c4eae628 2018-04-23 stsp static const struct got_error *
92 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
94 fe36cf76 2018-04-23 stsp const struct got_error *err;
98 2ab71455 2022-05-19 stsp * There is no imsg API function to tell us whether the
99 2ab71455 2022-05-19 stsp * read buffer still contains pending data :-(
101 2ab71455 2022-05-19 stsp if (ibuf->r.wpos < IMSG_HEADER_SIZE) {
102 2ab71455 2022-05-19 stsp err = poll_fd(ibuf->fd, POLLIN, INFTIM);
104 2ab71455 2022-05-19 stsp return err;
107 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
108 fe36cf76 2018-04-23 stsp if (n == -1) {
109 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
110 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
111 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
113 fe36cf76 2018-04-23 stsp if (n == 0)
114 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
116 e033d803 2018-04-23 stsp return NULL;
119 ad242220 2018-09-08 stsp const struct got_error *
120 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
122 876c234b 2018-09-10 stsp int child_status;
124 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
125 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
127 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
128 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
130 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
131 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
133 876c234b 2018-09-10 stsp return NULL;
136 73b7854a 2018-11-11 stsp static const struct got_error *
137 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
139 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
141 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
142 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
144 73b7854a 2018-11-11 stsp ierr = imsg->data;
145 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
146 73b7854a 2018-11-11 stsp static struct got_error serr;
147 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
148 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
149 73b7854a 2018-11-11 stsp return &serr;
152 73b7854a 2018-11-11 stsp return got_error(ierr->code);
155 876c234b 2018-09-10 stsp const struct got_error *
156 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
157 46de5bfd 2018-11-11 stsp size_t min_datalen)
159 e033d803 2018-04-23 stsp const struct got_error *err;
162 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
163 876c234b 2018-09-10 stsp if (n == -1)
164 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
166 876c234b 2018-09-10 stsp while (n == 0) {
167 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
169 876c234b 2018-09-10 stsp return err;
170 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
171 cbfaaf20 2020-01-06 stsp if (n == -1)
172 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
175 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
176 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
178 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
179 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
180 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
183 73b7854a 2018-11-11 stsp return NULL;
186 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
188 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
190 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
191 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
194 2178c42e 2018-04-22 stsp ierr.code = err->code;
195 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
196 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
198 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
199 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
200 e93cd828 2018-11-11 stsp if (ret == -1) {
201 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
202 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
206 2178c42e 2018-04-22 stsp poll_err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
207 5d43e84d 2018-04-23 stsp if (poll_err) {
208 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
209 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
213 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
214 5d43e84d 2018-04-23 stsp if (ret == -1) {
215 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
216 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
217 8934ea8b 2022-02-14 op imsg_clear(ibuf);
222 e033d803 2018-04-23 stsp static const struct got_error *
223 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
225 e033d803 2018-04-23 stsp const struct got_error *err;
227 e033d803 2018-04-23 stsp err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
229 e033d803 2018-04-23 stsp return err;
231 8934ea8b 2022-02-14 op if (imsg_flush(ibuf) == -1) {
232 8934ea8b 2022-02-14 op imsg_clear(ibuf);
233 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
236 e033d803 2018-04-23 stsp return NULL;
239 ad242220 2018-09-08 stsp const struct got_error *
240 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
242 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
245 e70bf110 2020-03-22 stsp const struct got_error *
246 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
248 ad242220 2018-09-08 stsp const struct got_error *err = NULL;
249 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
251 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
253 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
254 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
256 ad242220 2018-09-08 stsp err = flush_imsg(&ibuf);
257 ad242220 2018-09-08 stsp return err;
260 93658fb9 2020-03-18 stsp const struct got_error *
261 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
262 d5c81d44 2021-07-08 stsp struct got_object_id *id)
264 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
265 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
266 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
268 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
271 59d1e4a0 2021-03-10 stsp const struct got_error *
272 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
273 d5c81d44 2021-07-08 stsp struct got_object_id *id)
275 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
276 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
277 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
279 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
282 59d1e4a0 2021-03-10 stsp const struct got_error *
283 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
285 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
287 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
289 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
290 59d1e4a0 2021-03-10 stsp close(outfd);
291 59d1e4a0 2021-03-10 stsp return err;
294 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
297 59d1e4a0 2021-03-10 stsp const struct got_error *
298 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
299 59d1e4a0 2021-03-10 stsp uint8_t *data)
301 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
302 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
303 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
304 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
306 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
307 59d1e4a0 2021-03-10 stsp iobj.size = size;
309 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
310 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
312 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
313 59d1e4a0 2021-03-10 stsp if (wbuf == NULL) {
314 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_create RAW_OBJECT");
315 59d1e4a0 2021-03-10 stsp return err;
318 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1)
319 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
321 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
322 1453347d 2022-05-19 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1)
323 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add RAW_OBJECT");
326 59d1e4a0 2021-03-10 stsp wbuf->fd = -1;
327 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
329 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
332 1785f84a 2018-12-23 stsp const struct got_error *
333 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
334 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
336 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
337 59d1e4a0 2021-03-10 stsp struct imsg imsg;
338 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
339 59d1e4a0 2021-03-10 stsp size_t datalen;
341 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
343 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
345 59d1e4a0 2021-03-10 stsp return err;
347 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
349 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
350 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
351 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
352 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
355 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
356 59d1e4a0 2021-03-10 stsp *size = iobj->size;
357 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
359 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
360 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
364 a8591711 2021-06-18 stsp if (*size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
365 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
369 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
370 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
371 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
374 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
377 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
381 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
383 59d1e4a0 2021-03-10 stsp return err;
386 59d1e4a0 2021-03-10 stsp const struct got_error *
387 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
388 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
390 41496140 2019-02-21 stsp const struct got_error *err = NULL;
391 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
392 d5c81d44 2021-07-08 stsp void *data;
393 1785f84a 2018-12-23 stsp size_t len;
395 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
396 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
397 1785f84a 2018-12-23 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
398 d5c81d44 2021-07-08 stsp data = &iobj;
399 1785f84a 2018-12-23 stsp len = sizeof(iobj);
402 d5c81d44 2021-07-08 stsp len = sizeof(*id);
405 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
407 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
409 41496140 2019-02-21 stsp return err;
412 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
415 13c729f7 2018-12-24 stsp const struct got_error *
416 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
417 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
419 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
420 d5c81d44 2021-07-08 stsp size_t len;
422 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
423 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
425 d5c81d44 2021-07-08 stsp len = sizeof(*id);
427 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
428 7f358e3b 2019-11-23 stsp if (wbuf == NULL)
429 7f358e3b 2019-11-23 stsp return got_error_from_errno("imsg_create TREE_REQUEST");
431 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1)
432 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_REQUEST");
434 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
435 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1)
436 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_REQUEST");
439 7f358e3b 2019-11-23 stsp wbuf->fd = fd;
440 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
442 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
445 268f7291 2018-12-24 stsp const struct got_error *
446 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
447 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
449 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
450 d5c81d44 2021-07-08 stsp void *data;
451 268f7291 2018-12-24 stsp size_t len;
453 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
454 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
455 268f7291 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
456 d5c81d44 2021-07-08 stsp data = &iobj;
457 268f7291 2018-12-24 stsp len = sizeof(iobj);
460 d5c81d44 2021-07-08 stsp len = sizeof(*id);
463 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
465 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TAG_REQUEST");
467 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
470 7762fe12 2018-11-05 stsp const struct got_error *
471 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
472 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
474 41496140 2019-02-21 stsp const struct got_error *err = NULL;
475 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
476 d5c81d44 2021-07-08 stsp void *data;
477 ebc55e2d 2018-12-24 stsp size_t len;
479 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
480 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
481 ebc55e2d 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
482 d5c81d44 2021-07-08 stsp data = &iobj;
483 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
486 d5c81d44 2021-07-08 stsp len = sizeof(*id);
489 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
491 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
492 41496140 2019-02-21 stsp close(infd);
493 41496140 2019-02-21 stsp return err;
496 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
499 55da3778 2018-09-10 stsp const struct got_error *
500 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
502 41496140 2019-02-21 stsp const struct got_error *err = NULL;
504 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
506 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
507 41496140 2019-02-21 stsp close(outfd);
508 41496140 2019-02-21 stsp return err;
511 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
514 73ab1060 2020-03-18 stsp static const struct got_error *
515 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
517 41496140 2019-02-21 stsp const struct got_error *err = NULL;
519 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
520 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
522 41496140 2019-02-21 stsp return err;
525 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
528 ad242220 2018-09-08 stsp const struct got_error *
529 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
531 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
534 73ab1060 2020-03-18 stsp const struct got_error *
535 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
537 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
539 c59b3346 2018-09-11 stsp memcpy(iobj.id, obj->id.sha1, sizeof(iobj.id));
540 2178c42e 2018-04-22 stsp iobj.type = obj->type;
541 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
542 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
543 2178c42e 2018-04-22 stsp iobj.size = obj->size;
544 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
545 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
546 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
549 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
551 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
553 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
556 cfd633c2 2018-09-10 stsp const struct got_error *
557 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
558 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
559 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
560 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_refs, int list_refs_only, int verbosity)
562 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
563 33501562 2020-03-18 stsp struct ibuf *wbuf;
564 4ba14133 2020-03-20 stsp size_t len;
565 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
566 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
568 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
569 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
570 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
571 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
572 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
573 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
574 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
575 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
576 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
577 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
578 659e7fbd 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_request);
579 33501562 2020-03-18 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
581 33501562 2020-03-18 stsp return got_error(GOT_ERR_NO_SPACE);
584 4ba14133 2020-03-20 stsp if (imsg_compose(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, fd,
585 4ba14133 2020-03-20 stsp &fetchreq, sizeof(fetchreq)) == -1)
586 4ba14133 2020-03-20 stsp return got_error_from_errno(
587 4ba14133 2020-03-20 stsp "imsg_compose FETCH_SERVER_PROGRESS");
589 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
592 659e7fbd 2020-03-20 stsp return err;
596 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
597 33501562 2020-03-18 stsp const char *name = pe->path;
598 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
599 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
601 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
602 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
603 4ba14133 2020-03-20 stsp if (wbuf == NULL)
604 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
606 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
607 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1)
608 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
609 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
610 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
611 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
612 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add FETCH_HAVE_REF");
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 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
622 4ba14133 2020-03-20 stsp const char *name = pe->path;
623 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
625 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
626 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
628 4ba14133 2020-03-20 stsp if (wbuf == NULL)
629 4ba14133 2020-03-20 stsp return got_error_from_errno(
630 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
632 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
633 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
634 1453347d 2022-05-19 stsp return got_error_from_errno(
635 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
636 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
637 1453347d 2022-05-19 stsp return got_error_from_errno(
638 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
640 4ba14133 2020-03-20 stsp wbuf->fd = -1;
641 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
642 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
644 4ba14133 2020-03-20 stsp return err;
647 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
648 0e4002ca 2020-03-21 stsp const char *name = pe->path;
649 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
651 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
652 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
654 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
655 0e4002ca 2020-03-21 stsp return got_error_from_errno(
656 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
658 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
659 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
660 1453347d 2022-05-19 stsp return got_error_from_errno(
661 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
662 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
663 1453347d 2022-05-19 stsp return got_error_from_errno(
664 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
666 0e4002ca 2020-03-21 stsp wbuf->fd = -1;
667 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
668 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
670 0e4002ca 2020-03-21 stsp return err;
674 4ba14133 2020-03-20 stsp return NULL;
678 93658fb9 2020-03-18 stsp const struct got_error *
679 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
681 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
684 531c3985 2020-03-18 stsp const struct got_error *
685 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
686 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
687 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
689 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
690 b9f99abf 2020-03-18 stsp struct imsg imsg;
691 b9f99abf 2020-03-18 stsp size_t datalen;
692 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
693 abe0f35f 2020-03-18 stsp size_t n, remain;
698 8f2d01a6 2020-03-18 stsp *id = NULL;
699 b9f99abf 2020-03-18 stsp *refname = NULL;
700 531c3985 2020-03-18 stsp *server_progress = NULL;
701 5a489642 2020-03-19 stsp *packfile_size = 0;
702 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
704 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
706 b9f99abf 2020-03-18 stsp return err;
708 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
709 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
710 b9f99abf 2020-03-18 stsp case GOT_IMSG_ERROR:
711 531c3985 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
712 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
715 b9f99abf 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
717 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
718 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
719 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
722 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
723 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
726 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
727 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
728 abe0f35f 2020-03-18 stsp remain = datalen - off;
729 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
730 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
731 abe0f35f 2020-03-18 stsp char *name, *target;
732 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
733 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
736 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
737 abe0f35f 2020-03-18 stsp off += sizeof(*s);
738 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
739 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
740 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
743 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
744 abe0f35f 2020-03-18 stsp if (name == NULL) {
745 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
748 abe0f35f 2020-03-18 stsp off += s->name_len;
749 abe0f35f 2020-03-18 stsp remain -= s->name_len;
750 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
751 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
752 abe0f35f 2020-03-18 stsp free(name);
755 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
756 abe0f35f 2020-03-18 stsp if (target == NULL) {
757 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
758 abe0f35f 2020-03-18 stsp free(name);
761 abe0f35f 2020-03-18 stsp off += s->target_len;
762 abe0f35f 2020-03-18 stsp remain -= s->target_len;
763 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
765 abe0f35f 2020-03-18 stsp free(name);
766 abe0f35f 2020-03-18 stsp free(target);
771 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
772 531c3985 2020-03-18 stsp if (datalen <= SHA1_DIGEST_LENGTH) {
773 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
776 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
777 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
778 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
781 8f2d01a6 2020-03-18 stsp memcpy((*id)->sha1, imsg.data, SHA1_DIGEST_LENGTH);
782 b9f99abf 2020-03-18 stsp *refname = strndup(imsg.data + SHA1_DIGEST_LENGTH,
783 b9f99abf 2020-03-18 stsp datalen - SHA1_DIGEST_LENGTH);
784 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
785 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
789 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
790 531c3985 2020-03-18 stsp if (datalen == 0) {
791 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
794 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
795 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
796 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
799 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
800 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
801 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
802 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
803 531c3985 2020-03-18 stsp free(*server_progress);
804 531c3985 2020-03-18 stsp *server_progress = NULL;
809 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
810 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
811 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
814 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
816 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
817 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
818 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
821 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
825 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
831 8f2d01a6 2020-03-18 stsp *id = NULL;
832 b887aab6 2020-03-18 stsp free(*refname);
833 b887aab6 2020-03-18 stsp *refname = NULL;
835 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
836 f8a36e22 2021-08-26 stsp return err;
839 f8a36e22 2021-08-26 stsp static const struct got_error *
840 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
841 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
843 f8a36e22 2021-08-26 stsp size_t len;
844 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
846 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
847 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
848 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
849 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
851 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
852 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1)
853 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
854 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1)
855 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
856 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1)
857 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
858 1453347d 2022-05-19 stsp if (imsg_add(wbuf, name, name_len) == -1)
859 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add SEND_REF");
861 f8a36e22 2021-08-26 stsp wbuf->fd = -1;
862 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
863 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
866 f8a36e22 2021-08-26 stsp const struct got_error *
867 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
868 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
869 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
870 abc59930 2021-09-05 naddy int verbosity)
872 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
873 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
874 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
875 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
877 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
878 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
879 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
880 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
881 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
882 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
883 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
884 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
885 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
886 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
887 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
891 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
896 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
897 f8a36e22 2021-08-26 stsp const char *name = pe->path;
898 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
899 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
900 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
905 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
906 f8a36e22 2021-08-26 stsp const char *name = pe->path;
907 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
908 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
913 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
914 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
915 f8a36e22 2021-08-26 stsp return err;
919 f8a36e22 2021-08-26 stsp const struct got_error *
920 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
921 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
923 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
924 f8a36e22 2021-08-26 stsp struct imsg imsg;
925 f8a36e22 2021-08-26 stsp size_t datalen;
926 f8a36e22 2021-08-26 stsp int done = 0;
927 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
928 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
929 f8a36e22 2021-08-26 stsp char *refname = NULL;
930 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
932 f8a36e22 2021-08-26 stsp while (!done) {
933 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
935 f8a36e22 2021-08-26 stsp return err;
936 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
937 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
938 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
939 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
940 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
943 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
945 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
946 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
947 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
950 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
951 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
952 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
953 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
956 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
957 f8a36e22 2021-08-26 stsp if (id == NULL) {
958 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
961 f8a36e22 2021-08-26 stsp memcpy(id->sha1, iremote_ref.id, SHA1_DIGEST_LENGTH);
962 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
963 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
964 f8a36e22 2021-08-26 stsp if (refname == NULL) {
965 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
968 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
969 f8a36e22 2021-08-26 stsp refname, id);
972 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
974 f8a36e22 2021-08-26 stsp free(refname);
977 f8a36e22 2021-08-26 stsp refname = NULL;
979 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
980 f8a36e22 2021-08-26 stsp if (datalen != 0) {
981 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
984 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
988 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
994 f8a36e22 2021-08-26 stsp free(refname);
995 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
996 b9f99abf 2020-03-18 stsp return err;
999 93658fb9 2020-03-18 stsp const struct got_error *
1000 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
1002 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
1005 f8a36e22 2021-08-26 stsp const struct got_error *
1006 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
1007 f8a36e22 2021-08-26 stsp int *success, char **refname, struct imsgbuf *ibuf)
1009 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
1010 f8a36e22 2021-08-26 stsp struct imsg imsg;
1011 f8a36e22 2021-08-26 stsp size_t datalen;
1012 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
1014 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
1015 f8a36e22 2021-08-26 stsp *done = 0;
1016 f8a36e22 2021-08-26 stsp *success = 0;
1017 f8a36e22 2021-08-26 stsp *refname = NULL;
1019 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1021 f8a36e22 2021-08-26 stsp return err;
1023 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1024 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1025 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
1026 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
1027 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1030 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
1032 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1033 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1034 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1037 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1039 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1040 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1041 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1044 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1045 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iref_status) + iref_status.name_len) {
1046 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1049 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1050 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1051 f8a36e22 2021-08-26 stsp iref_status.name_len);
1053 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1054 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1055 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1058 f8a36e22 2021-08-26 stsp *done = 1;
1061 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1065 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1066 f8a36e22 2021-08-26 stsp return err;
1069 f8a36e22 2021-08-26 stsp const struct got_error *
1070 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1073 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1075 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1076 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1077 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1078 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1079 93658fb9 2020-03-18 stsp close(fd);
1080 93658fb9 2020-03-18 stsp return err;
1082 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1085 baa9fea0 2020-03-18 stsp const struct got_error *
1086 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1088 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1091 73ab1060 2020-03-18 stsp const struct got_error *
1092 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1093 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1094 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1096 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1097 93658fb9 2020-03-18 stsp struct imsg imsg;
1098 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1099 baa9fea0 2020-03-18 stsp size_t datalen;
1101 baa9fea0 2020-03-18 stsp *done = 0;
1102 668a20f6 2020-03-18 stsp *nobj_total = 0;
1103 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1104 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1106 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1108 93658fb9 2020-03-18 stsp return err;
1110 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1111 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1112 baa9fea0 2020-03-18 stsp case GOT_IMSG_ERROR:
1113 baa9fea0 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
1114 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1117 baa9fea0 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
1119 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1120 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1121 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1124 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1125 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1126 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1127 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1128 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1130 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1131 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1132 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1135 baa9fea0 2020-03-18 stsp *done = 1;
1138 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1142 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1143 baa9fea0 2020-03-18 stsp return err;
1146 93658fb9 2020-03-18 stsp const struct got_error *
1147 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1148 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1150 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1151 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1153 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1154 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1155 291624d8 2018-11-07 stsp iobj = imsg->data;
1157 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1158 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1159 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1161 291624d8 2018-11-07 stsp memcpy((*obj)->id.sha1, iobj->id, SHA1_DIGEST_LENGTH);
1162 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1163 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1164 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1165 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1166 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1167 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1168 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1169 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1171 d1b988e3 2022-01-26 stsp STAILQ_INIT(&(*obj)->deltas.entries);
1172 9296b03b 2022-01-26 stsp return NULL;
1175 2178c42e 2018-04-22 stsp const struct got_error *
1176 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1178 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1179 2178c42e 2018-04-22 stsp struct imsg imsg;
1180 c4eae628 2018-04-23 stsp const size_t min_datalen =
1181 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1183 2178c42e 2018-04-22 stsp *obj = NULL;
1185 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1187 2178c42e 2018-04-22 stsp return err;
1189 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1190 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1191 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1194 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1198 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1200 bff6ca00 2018-04-23 stsp return err;
1203 c75f7264 2018-09-11 stsp static const struct got_error *
1204 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1205 c75f7264 2018-09-11 stsp size_t logmsg_len)
1207 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1208 c75f7264 2018-09-11 stsp size_t offset, remain;
1210 c75f7264 2018-09-11 stsp offset = 0;
1211 c75f7264 2018-09-11 stsp remain = logmsg_len;
1212 c75f7264 2018-09-11 stsp while (remain > 0) {
1213 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1215 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1216 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1217 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1218 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1222 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1226 c75f7264 2018-09-11 stsp offset += n;
1227 c75f7264 2018-09-11 stsp remain -= n;
1230 fa4ffeb3 2018-11-04 stsp return err;
1233 bff6ca00 2018-04-23 stsp const struct got_error *
1234 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1236 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1237 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1238 bff6ca00 2018-04-23 stsp uint8_t *buf;
1239 bff6ca00 2018-04-23 stsp size_t len, total;
1240 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1241 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1242 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1243 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1245 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1246 b9c33926 2018-11-07 stsp commit->nparents * SHA1_DIGEST_LENGTH;
1248 bff6ca00 2018-04-23 stsp buf = malloc(total);
1249 bff6ca00 2018-04-23 stsp if (buf == NULL)
1250 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1252 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1253 a7403916 2018-12-24 stsp memcpy(icommit->tree_id, commit->tree_id->sha1,
1254 a7403916 2018-12-24 stsp sizeof(icommit->tree_id));
1255 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1256 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1257 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1258 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1259 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1260 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1261 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1262 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1264 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1265 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1266 b9c33926 2018-11-07 stsp len += author_len;
1267 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1268 b9c33926 2018-11-07 stsp len += committer_len;
1269 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1270 d7b5a0e8 2022-04-20 stsp memcpy(buf + len, &qid->id, SHA1_DIGEST_LENGTH);
1271 86acc566 2018-04-23 stsp len += SHA1_DIGEST_LENGTH;
1274 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1275 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1276 bff6ca00 2018-04-23 stsp goto done;
1279 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1280 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1281 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1283 904df868 2018-11-04 stsp goto done;
1285 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1287 bff6ca00 2018-04-23 stsp free(buf);
1288 bff6ca00 2018-04-23 stsp return err;
1291 ca6e02ac 2020-01-07 stsp static const struct got_error *
1292 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1293 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1295 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1296 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1297 ca6e02ac 2020-01-07 stsp size_t len = 0;
1300 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1301 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1303 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1304 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1305 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1306 ca6e02ac 2020-01-07 stsp icommit->nparents * SHA1_DIGEST_LENGTH)
1307 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1309 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1310 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1312 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1314 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1315 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1316 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1317 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1319 ca6e02ac 2020-01-07 stsp memcpy((*commit)->tree_id->sha1, icommit->tree_id,
1320 ca6e02ac 2020-01-07 stsp SHA1_DIGEST_LENGTH);
1321 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1322 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1323 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1324 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1326 ca6e02ac 2020-01-07 stsp if (icommit->author_len == 0) {
1327 ca6e02ac 2020-01-07 stsp (*commit)->author = strdup("");
1328 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1329 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1330 ca6e02ac 2020-01-07 stsp goto done;
1333 ca6e02ac 2020-01-07 stsp (*commit)->author = malloc(icommit->author_len + 1);
1334 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1335 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1336 ca6e02ac 2020-01-07 stsp goto done;
1338 ca6e02ac 2020-01-07 stsp memcpy((*commit)->author, imsg->data + len,
1339 ca6e02ac 2020-01-07 stsp icommit->author_len);
1340 ca6e02ac 2020-01-07 stsp (*commit)->author[icommit->author_len] = '\0';
1342 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1344 ca6e02ac 2020-01-07 stsp if (icommit->committer_len == 0) {
1345 ca6e02ac 2020-01-07 stsp (*commit)->committer = strdup("");
1346 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1347 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1348 ca6e02ac 2020-01-07 stsp goto done;
1351 ca6e02ac 2020-01-07 stsp (*commit)->committer =
1352 ca6e02ac 2020-01-07 stsp malloc(icommit->committer_len + 1);
1353 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1354 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1355 ca6e02ac 2020-01-07 stsp goto done;
1357 ca6e02ac 2020-01-07 stsp memcpy((*commit)->committer, imsg->data + len,
1358 ca6e02ac 2020-01-07 stsp icommit->committer_len);
1359 ca6e02ac 2020-01-07 stsp (*commit)->committer[icommit->committer_len] = '\0';
1361 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1363 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1364 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1365 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1366 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1367 ca6e02ac 2020-01-07 stsp goto done;
1370 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1372 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1373 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1374 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1375 ca6e02ac 2020-01-07 stsp goto done;
1377 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1378 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1379 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1382 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1384 ca6e02ac 2020-01-07 stsp goto done;
1386 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1387 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1388 ca6e02ac 2020-01-07 stsp goto done;
1391 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1392 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1393 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1394 ca6e02ac 2020-01-07 stsp offset += n;
1395 ca6e02ac 2020-01-07 stsp remain -= n;
1397 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1400 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1401 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1403 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1406 d7b5a0e8 2022-04-20 stsp memcpy(&qid->id, imsg->data + len +
1407 d7b5a0e8 2022-04-20 stsp i * SHA1_DIGEST_LENGTH, sizeof(qid->id));
1408 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1409 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1412 ca6e02ac 2020-01-07 stsp if (err) {
1413 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1414 ca6e02ac 2020-01-07 stsp *commit = NULL;
1416 ca6e02ac 2020-01-07 stsp return err;
1419 ca6e02ac 2020-01-07 stsp const struct got_error *
1420 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1422 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1423 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1424 ca6e02ac 2020-01-07 stsp size_t datalen;
1425 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1426 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1427 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1429 ca6e02ac 2020-01-07 stsp *commit = NULL;
1431 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1433 ca6e02ac 2020-01-07 stsp return err;
1435 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1437 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1438 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1439 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1442 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1446 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1448 e033d803 2018-04-23 stsp return err;
1451 33fd69c2 2022-05-19 stsp static const struct got_error *
1452 33fd69c2 2022-05-19 stsp send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1453 33fd69c2 2022-05-19 stsp int idx0, int idxN, size_t len)
1455 33fd69c2 2022-05-19 stsp struct ibuf *wbuf;
1456 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries ientries;
1459 33fd69c2 2022-05-19 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1460 33fd69c2 2022-05-19 stsp if (wbuf == NULL)
1461 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_create TREE_ENTRY");
1463 33fd69c2 2022-05-19 stsp ientries.nentries = idxN - idx0 + 1;
1464 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1)
1465 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1467 33fd69c2 2022-05-19 stsp for (i = idx0; i <= idxN; i++) {
1468 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[i];
1470 3022d272 2019-11-14 stsp /* Keep in sync with struct got_imsg_tree_object definition! */
1471 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1)
1472 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1473 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1)
1474 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1475 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1)
1476 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1478 33fd69c2 2022-05-19 stsp /* Remaining bytes are the entry's name. */
1479 1453347d 2022-05-19 stsp if (imsg_add(wbuf, pte->name, pte->namelen) == -1)
1480 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add TREE_ENTRY");
1483 33fd69c2 2022-05-19 stsp wbuf->fd = -1;
1484 33fd69c2 2022-05-19 stsp imsg_close(ibuf, wbuf);
1485 33fd69c2 2022-05-19 stsp return NULL;
1488 33fd69c2 2022-05-19 stsp const struct got_error *
1489 33fd69c2 2022-05-19 stsp got_privsep_send_tree(struct imsgbuf *ibuf,
1490 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *entries, int nentries)
1492 33fd69c2 2022-05-19 stsp const struct got_error *err = NULL;
1493 33fd69c2 2022-05-19 stsp struct got_imsg_tree_object itree;
1494 33fd69c2 2022-05-19 stsp size_t entries_len;
1497 33fd69c2 2022-05-19 stsp itree.nentries = nentries;
1498 33fd69c2 2022-05-19 stsp if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1500 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_compose TREE");
1502 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1504 33fd69c2 2022-05-19 stsp for (j = 0; j < nentries; j++) {
1505 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[j];
1506 33fd69c2 2022-05-19 stsp size_t len = sizeof(*pte) + pte->namelen;
1508 33fd69c2 2022-05-19 stsp if (j > 0 &&
1509 33fd69c2 2022-05-19 stsp entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1510 33fd69c2 2022-05-19 stsp err = send_tree_entries(ibuf, entries,
1511 33fd69c2 2022-05-19 stsp i, j - 1, entries_len);
1513 33fd69c2 2022-05-19 stsp return err;
1515 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1518 33fd69c2 2022-05-19 stsp entries_len += len;
1521 33fd69c2 2022-05-19 stsp if (j > 0) {
1522 33fd69c2 2022-05-19 stsp err = send_tree_entries(ibuf, entries, i, j - 1, entries_len);
1524 33fd69c2 2022-05-19 stsp return err;
1527 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1530 e033d803 2018-04-23 stsp const struct got_error *
1531 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1533 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1534 e033d803 2018-04-23 stsp const size_t min_datalen =
1535 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1536 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1537 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1539 e033d803 2018-04-23 stsp int nentries = 0;
1541 e033d803 2018-04-23 stsp *tree = NULL;
1543 e033d803 2018-04-23 stsp err = read_imsg(ibuf);
1545 1e51f5b9 2018-04-23 stsp goto done;
1548 e033d803 2018-04-23 stsp struct imsg imsg;
1550 e033d803 2018-04-23 stsp size_t datalen;
1551 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries *ientries;
1552 e033d803 2018-04-23 stsp struct got_tree_entry *te = NULL;
1553 33fd69c2 2022-05-19 stsp size_t te_offset;
1555 e033d803 2018-04-23 stsp n = imsg_get(ibuf, &imsg);
1556 e033d803 2018-04-23 stsp if (n == 0) {
1557 7429ae85 2022-05-18 stsp if ((*tree)) {
1558 7429ae85 2022-05-18 stsp if (nentries < (*tree)->nentries) {
1559 7429ae85 2022-05-18 stsp err = read_imsg(ibuf);
1566 7429ae85 2022-05-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1571 fca1f6ad 2020-08-27 stsp if (imsg.hdr.len < IMSG_HEADER_SIZE + min_datalen) {
1572 fca1f6ad 2020-08-27 stsp imsg_free(&imsg);
1573 fca1f6ad 2020-08-27 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1577 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1579 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1580 e033d803 2018-04-23 stsp case GOT_IMSG_ERROR:
1581 e033d803 2018-04-23 stsp err = recv_imsg_error(&imsg, datalen);
1583 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1584 e033d803 2018-04-23 stsp /* This message should only appear once. */
1585 e033d803 2018-04-23 stsp if (*tree != NULL) {
1586 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1589 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1590 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1593 291624d8 2018-11-07 stsp itree = imsg.data;
1594 13fcf1bf 2022-05-18 stsp if (itree->nentries < 0) {
1595 13fcf1bf 2022-05-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1598 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1599 e033d803 2018-04-23 stsp if (*tree == NULL) {
1600 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1603 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1604 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1605 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1606 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1607 baef4d75 2022-05-18 stsp free(*tree);
1608 baef4d75 2022-05-18 stsp *tree = NULL;
1611 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1612 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1614 33fd69c2 2022-05-19 stsp case GOT_IMSG_TREE_ENTRIES:
1615 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1616 e033d803 2018-04-23 stsp if (*tree == NULL) {
1617 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1620 33fd69c2 2022-05-19 stsp if (datalen <= sizeof(*ientries) ||
1621 33fd69c2 2022-05-19 stsp datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1622 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1626 33fd69c2 2022-05-19 stsp ientries = imsg.data;
1627 33fd69c2 2022-05-19 stsp if (ientries->nentries > INT_MAX) {
1628 33fd69c2 2022-05-19 stsp err = got_error_msg(GOT_ERR_NO_SPACE,
1629 33fd69c2 2022-05-19 stsp "too many tree entries");
1632 33fd69c2 2022-05-19 stsp te_offset = sizeof(*ientries);
1633 33fd69c2 2022-05-19 stsp for (i = 0; i < ientries->nentries; i++) {
1634 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entry ite;
1635 33fd69c2 2022-05-19 stsp const char *te_name;
1636 33fd69c2 2022-05-19 stsp uint8_t *buf = imsg.data + te_offset;
1638 33fd69c2 2022-05-19 stsp if (te_offset >= datalen) {
1639 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1643 33fd69c2 2022-05-19 stsp /* Might not be aligned, size is ~32 bytes. */
1644 33fd69c2 2022-05-19 stsp memcpy(&ite, buf, sizeof(ite));
1646 33fd69c2 2022-05-19 stsp if (ite.namelen >= sizeof(te->name)) {
1647 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1650 33fd69c2 2022-05-19 stsp if (te_offset + sizeof(ite) + ite.namelen >
1651 33fd69c2 2022-05-19 stsp datalen) {
1652 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1655 33fd69c2 2022-05-19 stsp if (nentries >= (*tree)->nentries) {
1656 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1659 33fd69c2 2022-05-19 stsp te = &(*tree)->entries[nentries];
1660 33fd69c2 2022-05-19 stsp te_name = buf + sizeof(ite);
1661 33fd69c2 2022-05-19 stsp memcpy(te->name, te_name, ite.namelen);
1662 33fd69c2 2022-05-19 stsp te->name[ite.namelen] = '\0';
1663 33fd69c2 2022-05-19 stsp memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1664 33fd69c2 2022-05-19 stsp te->mode = ite.mode;
1665 33fd69c2 2022-05-19 stsp te->idx = nentries;
1666 33fd69c2 2022-05-19 stsp nentries++;
1668 33fd69c2 2022-05-19 stsp te_offset += sizeof(ite) + ite.namelen;
1672 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1676 e033d803 2018-04-23 stsp imsg_free(&imsg);
1681 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1682 1e51f5b9 2018-04-23 stsp if (err == NULL)
1683 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1684 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1685 e033d803 2018-04-23 stsp *tree = NULL;
1688 ff6b18f8 2018-04-24 stsp return err;
1691 ff6b18f8 2018-04-24 stsp const struct got_error *
1692 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1693 ac544f8c 2019-01-13 stsp const uint8_t *data)
1695 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1697 2967a784 2018-04-24 stsp iblob.size = size;
1698 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1700 ac544f8c 2019-01-13 stsp if (data) {
1701 ac544f8c 2019-01-13 stsp uint8_t *buf;
1703 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1704 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1706 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1707 ac544f8c 2019-01-13 stsp if (buf == NULL)
1708 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1710 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1711 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1712 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1713 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1714 ac544f8c 2019-01-13 stsp free(buf);
1715 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1717 ac544f8c 2019-01-13 stsp free(buf);
1719 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1720 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1721 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1722 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1726 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1729 ff6b18f8 2018-04-24 stsp const struct got_error *
1730 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1731 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1733 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1734 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1735 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1736 ff6b18f8 2018-04-24 stsp size_t datalen;
1738 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1740 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1742 ff6b18f8 2018-04-24 stsp return err;
1744 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1746 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1747 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1748 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1749 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1752 291624d8 2018-11-07 stsp iblob = imsg.data;
1753 291624d8 2018-11-07 stsp *size = iblob->size;
1754 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1756 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1757 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1761 ac544f8c 2019-01-13 stsp if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX) {
1762 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1766 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1767 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1768 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1771 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1774 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1778 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1780 f4a881ce 2018-11-17 stsp return err;
1783 f4a881ce 2018-11-17 stsp static const struct got_error *
1784 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1786 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1787 f4a881ce 2018-11-17 stsp size_t offset, remain;
1789 f4a881ce 2018-11-17 stsp offset = 0;
1790 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1791 f4a881ce 2018-11-17 stsp while (remain > 0) {
1792 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1794 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1795 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1796 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1800 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1804 f4a881ce 2018-11-17 stsp offset += n;
1805 f4a881ce 2018-11-17 stsp remain -= n;
1808 f4a881ce 2018-11-17 stsp return err;
1811 f4a881ce 2018-11-17 stsp const struct got_error *
1812 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1814 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1815 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1816 f4a881ce 2018-11-17 stsp uint8_t *buf;
1817 f4a881ce 2018-11-17 stsp size_t len, total;
1818 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1819 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1820 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1822 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1824 f4a881ce 2018-11-17 stsp buf = malloc(total);
1825 f4a881ce 2018-11-17 stsp if (buf == NULL)
1826 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1828 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1829 f4a881ce 2018-11-17 stsp memcpy(itag->id, tag->id.sha1, sizeof(itag->id));
1830 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1831 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1832 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1833 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1834 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1835 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1837 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1838 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1839 f4a881ce 2018-11-17 stsp len += tag_len;
1840 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1841 f4a881ce 2018-11-17 stsp len += tagger_len;
1843 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1844 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1845 f4a881ce 2018-11-17 stsp goto done;
1848 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1849 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1850 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1852 f4a881ce 2018-11-17 stsp goto done;
1854 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1856 f4a881ce 2018-11-17 stsp free(buf);
1857 f4a881ce 2018-11-17 stsp return err;
1860 f4a881ce 2018-11-17 stsp const struct got_error *
1861 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1863 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1864 f4a881ce 2018-11-17 stsp struct imsg imsg;
1865 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1866 f4a881ce 2018-11-17 stsp size_t len, datalen;
1867 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1868 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1869 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1871 f4a881ce 2018-11-17 stsp *tag = NULL;
1873 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1875 f4a881ce 2018-11-17 stsp return err;
1877 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1880 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1881 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1882 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1883 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1886 f4a881ce 2018-11-17 stsp itag = imsg.data;
1887 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1888 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1889 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1892 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1894 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1895 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1896 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1900 f4a881ce 2018-11-17 stsp memcpy((*tag)->id.sha1, itag->id, SHA1_DIGEST_LENGTH);
1902 f4a881ce 2018-11-17 stsp if (itag->tag_len == 0) {
1903 f4a881ce 2018-11-17 stsp (*tag)->tag = strdup("");
1904 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1905 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1909 f4a881ce 2018-11-17 stsp (*tag)->tag = malloc(itag->tag_len + 1);
1910 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1911 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1914 f4a881ce 2018-11-17 stsp memcpy((*tag)->tag, imsg.data + len,
1915 f4a881ce 2018-11-17 stsp itag->tag_len);
1916 f4a881ce 2018-11-17 stsp (*tag)->tag[itag->tag_len] = '\0';
1918 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1920 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1921 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1922 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1924 f4a881ce 2018-11-17 stsp if (itag->tagger_len == 0) {
1925 f4a881ce 2018-11-17 stsp (*tag)->tagger = strdup("");
1926 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1927 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1931 f4a881ce 2018-11-17 stsp (*tag)->tagger = malloc(itag->tagger_len + 1);
1932 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1933 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1936 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagger, imsg.data + len,
1937 f4a881ce 2018-11-17 stsp itag->tagger_len);
1938 f4a881ce 2018-11-17 stsp (*tag)->tagger[itag->tagger_len] = '\0';
1940 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1942 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1943 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
1944 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1945 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1949 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
1951 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
1952 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
1953 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1956 f4a881ce 2018-11-17 stsp while (remain > 0) {
1957 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
1958 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1961 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1963 f4a881ce 2018-11-17 stsp return err;
1965 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
1966 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
1968 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
1970 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
1971 f4a881ce 2018-11-17 stsp offset += n;
1972 f4a881ce 2018-11-17 stsp remain -= n;
1974 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
1979 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1983 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
1985 2178c42e 2018-04-22 stsp return err;
1988 876c234b 2018-09-10 stsp const struct got_error *
1989 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
1990 876c234b 2018-09-10 stsp struct got_packidx *packidx)
1992 41496140 2019-02-21 stsp const struct got_error *err = NULL;
1993 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
1994 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
1997 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
1998 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
1999 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
2000 876c234b 2018-09-10 stsp if (fd == -1)
2001 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
2003 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
2004 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
2005 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
2006 41496140 2019-02-21 stsp close(fd);
2007 41496140 2019-02-21 stsp return err;
2010 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
2011 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
2012 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
2013 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
2015 876c234b 2018-09-10 stsp fd = dup(pack->fd);
2016 876c234b 2018-09-10 stsp if (fd == -1)
2017 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
2019 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
2021 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
2022 41496140 2019-02-21 stsp close(fd);
2023 41496140 2019-02-21 stsp return err;
2026 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
2029 876c234b 2018-09-10 stsp const struct got_error *
2030 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
2031 106807b4 2018-09-15 stsp struct got_object_id *id)
2033 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
2035 876c234b 2018-09-10 stsp iobj.idx = idx;
2036 106807b4 2018-09-15 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2038 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
2039 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
2040 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
2041 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
2043 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2046 aba9c984 2019-09-08 stsp const struct got_error *
2047 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
2048 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
2050 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2052 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2053 59d1e4a0 2021-03-10 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2055 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2056 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2057 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2058 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2060 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2063 59d1e4a0 2021-03-10 stsp const struct got_error *
2064 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2066 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2068 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2069 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2070 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2071 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2072 aba9c984 2019-09-08 stsp close(fd);
2073 aba9c984 2019-09-08 stsp return err;
2076 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2079 aba9c984 2019-09-08 stsp const struct got_error *
2080 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2082 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2083 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2084 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2085 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2086 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2088 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2091 aba9c984 2019-09-08 stsp const struct got_error *
2092 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2094 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2095 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2096 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2097 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2098 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2100 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2104 20b7abb3 2020-10-22 stsp const struct got_error *
2105 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2107 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2108 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2109 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2110 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2112 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2115 aba9c984 2019-09-08 stsp const struct got_error *
2116 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2118 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2119 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2120 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2121 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2123 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2126 cd95becd 2019-11-29 stsp const struct got_error *
2127 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2129 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2130 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2131 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2132 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2134 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2137 aba9c984 2019-09-08 stsp const struct got_error *
2138 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2140 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2141 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2142 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2143 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2145 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2148 9a1cc63f 2020-02-03 stsp const struct got_error *
2149 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2151 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2152 aba9c984 2019-09-08 stsp struct imsg imsg;
2153 aba9c984 2019-09-08 stsp size_t datalen;
2154 aba9c984 2019-09-08 stsp const size_t min_datalen = 0;
2156 aba9c984 2019-09-08 stsp *str = NULL;
2158 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2160 aba9c984 2019-09-08 stsp return err;
2161 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2163 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2164 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2165 aba9c984 2019-09-08 stsp if (datalen == 0)
2167 6c13dcd2 2020-09-18 stsp /* datalen does not include terminating \0 */
2168 6c13dcd2 2020-09-18 stsp *str = malloc(datalen + 1);
2169 aba9c984 2019-09-08 stsp if (*str == NULL) {
2170 aba9c984 2019-09-08 stsp err = got_error_from_errno("malloc");
2173 6c13dcd2 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2174 6c13dcd2 2020-09-18 stsp (*str)[datalen] = '\0';
2177 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2181 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2182 aba9c984 2019-09-08 stsp return err;
2185 aba9c984 2019-09-08 stsp const struct got_error *
2186 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2188 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2189 aba9c984 2019-09-08 stsp struct imsg imsg;
2190 aba9c984 2019-09-08 stsp size_t datalen;
2191 aba9c984 2019-09-08 stsp const size_t min_datalen =
2192 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2196 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2198 aba9c984 2019-09-08 stsp return err;
2199 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2201 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2202 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2203 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2204 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2207 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2210 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2214 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2215 cd95becd 2019-11-29 stsp return err;
2218 b8adfa55 2020-09-25 stsp static void
2219 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2223 b8adfa55 2020-09-25 stsp free(remote->name);
2224 6480c871 2021-08-30 stsp free(remote->fetch_url);
2225 6480c871 2021-08-30 stsp free(remote->send_url);
2226 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2227 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2228 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2229 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2230 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2231 6480c871 2021-08-30 stsp free(remote->send_branches);
2232 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2233 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2234 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2237 cd95becd 2019-11-29 stsp const struct got_error *
2238 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2239 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2241 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2242 cd95becd 2019-11-29 stsp struct imsg imsg;
2243 cd95becd 2019-11-29 stsp size_t datalen;
2244 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2245 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2247 cd95becd 2019-11-29 stsp *remotes = NULL;
2248 cd95becd 2019-11-29 stsp *nremotes = 0;
2249 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2251 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2253 cd95becd 2019-11-29 stsp return err;
2254 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2256 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2257 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2258 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2259 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2262 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2263 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2264 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2265 cd95becd 2019-11-29 stsp return NULL;
2269 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2270 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2273 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2275 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2276 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2277 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2279 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2280 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2282 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2285 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2287 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2288 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2289 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2290 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2291 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2292 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2295 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2296 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2297 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2298 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2299 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2300 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2301 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2304 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2305 cd95becd 2019-11-29 stsp iremote.name_len);
2306 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2307 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2310 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2311 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2312 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2313 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2314 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2317 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2318 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2319 6480c871 2021-08-30 stsp iremote.send_url_len);
2320 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2321 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2322 6480c871 2021-08-30 stsp free_remote_data(remote);
2325 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2326 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2327 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2328 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2329 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2330 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2331 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2332 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2333 cd95becd 2019-11-29 stsp (*nremotes)++;
2336 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2340 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2345 cd95becd 2019-11-29 stsp if (err) {
2347 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2348 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2349 cd95becd 2019-11-29 stsp free(*remotes);
2350 cd95becd 2019-11-29 stsp *remotes = NULL;
2351 cd95becd 2019-11-29 stsp *nremotes = 0;
2353 aba9c984 2019-09-08 stsp return err;
2356 257add31 2020-09-09 stsp const struct got_error *
2357 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2359 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2361 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2362 257add31 2020-09-09 stsp NULL, 0) == -1) {
2363 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2364 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2365 257add31 2020-09-09 stsp close(fd);
2366 257add31 2020-09-09 stsp return err;
2369 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2372 257add31 2020-09-09 stsp const struct got_error *
2373 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2375 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2376 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2377 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2378 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2380 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2383 ca6e02ac 2020-01-07 stsp const struct got_error *
2384 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2386 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2387 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2388 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2389 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2391 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2394 257add31 2020-09-09 stsp const struct got_error *
2395 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2397 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2398 257add31 2020-09-09 stsp struct imsg imsg;
2399 257add31 2020-09-09 stsp size_t datalen;
2400 257add31 2020-09-09 stsp const size_t min_datalen = 0;
2402 257add31 2020-09-09 stsp *str = NULL;
2404 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2406 257add31 2020-09-09 stsp return err;
2407 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2409 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2410 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2411 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2412 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2415 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2417 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2418 257add31 2020-09-09 stsp if (datalen == 0)
2420 5874ea87 2020-09-18 stsp /* datalen does not include terminating \0 */
2421 5874ea87 2020-09-18 stsp *str = malloc(datalen + 1);
2422 257add31 2020-09-09 stsp if (*str == NULL) {
2423 257add31 2020-09-09 stsp err = got_error_from_errno("malloc");
2426 5874ea87 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2427 5874ea87 2020-09-18 stsp (*str)[datalen] = '\0';
2430 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2434 257add31 2020-09-09 stsp imsg_free(&imsg);
2435 257add31 2020-09-09 stsp return err;
2438 257add31 2020-09-09 stsp const struct got_error *
2439 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2440 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2442 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2443 257add31 2020-09-09 stsp struct imsg imsg;
2444 257add31 2020-09-09 stsp size_t datalen;
2445 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2446 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2447 257add31 2020-09-09 stsp const size_t min_datalen =
2448 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2450 257add31 2020-09-09 stsp *remotes = NULL;
2451 257add31 2020-09-09 stsp *nremotes = 0;
2452 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2454 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2456 257add31 2020-09-09 stsp return err;
2457 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2459 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2460 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2461 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2462 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2465 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2467 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2468 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2469 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2472 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2473 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2474 257add31 2020-09-09 stsp imsg_free(&imsg);
2475 257add31 2020-09-09 stsp return NULL;
2479 257add31 2020-09-09 stsp imsg_free(&imsg);
2480 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2483 257add31 2020-09-09 stsp imsg_free(&imsg);
2485 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2486 257add31 2020-09-09 stsp if (*remotes == NULL)
2487 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2489 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2490 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2491 257add31 2020-09-09 stsp const size_t min_datalen =
2492 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2495 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2498 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2500 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2501 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2502 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2503 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2506 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2508 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2509 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2510 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2511 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2512 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2515 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2516 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2517 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2518 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2519 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2520 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2521 6480c871 2021-08-30 stsp datalen) {
2522 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2525 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2526 257add31 2020-09-09 stsp iremote.name_len);
2527 257add31 2020-09-09 stsp if (remote->name == NULL) {
2528 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2531 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2532 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2533 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2534 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2535 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2536 6480c871 2021-08-30 stsp free_remote_data(remote);
2539 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2540 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2541 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2542 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2543 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2544 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2547 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2548 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2549 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2550 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2551 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2552 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2553 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2554 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2558 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2559 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2560 b8adfa55 2020-09-25 stsp char *branch;
2561 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2563 b8adfa55 2020-09-25 stsp if (err) {
2564 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2565 b8adfa55 2020-09-25 stsp goto done;
2567 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2568 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2570 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2571 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2572 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2573 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2574 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2575 99495ddb 2021-01-10 stsp free_remote_data(remote);
2579 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2580 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2581 6480c871 2021-08-30 stsp char *branch;
2582 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2584 6480c871 2021-08-30 stsp if (err) {
2585 6480c871 2021-08-30 stsp free_remote_data(remote);
2586 6480c871 2021-08-30 stsp goto done;
2588 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2589 6480c871 2021-08-30 stsp remote->nsend_branches++;
2591 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2592 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2593 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2594 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2595 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2596 6480c871 2021-08-30 stsp free_remote_data(remote);
2600 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2601 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2602 99495ddb 2021-01-10 stsp char *ref;
2603 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2605 99495ddb 2021-01-10 stsp if (err) {
2606 99495ddb 2021-01-10 stsp free_remote_data(remote);
2607 99495ddb 2021-01-10 stsp goto done;
2609 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2610 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2612 257add31 2020-09-09 stsp (*nremotes)++;
2615 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2619 257add31 2020-09-09 stsp imsg_free(&imsg);
2624 257add31 2020-09-09 stsp if (err) {
2626 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2627 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2628 257add31 2020-09-09 stsp free(*remotes);
2629 257add31 2020-09-09 stsp *remotes = NULL;
2630 257add31 2020-09-09 stsp *nremotes = 0;
2632 257add31 2020-09-09 stsp return err;
2635 257add31 2020-09-09 stsp const struct got_error *
2636 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2637 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2639 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2640 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2642 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2643 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2644 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2645 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2646 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2647 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1)
2648 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2649 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2650 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1)
2651 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2652 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2653 1453347d 2022-05-19 stsp if (imsg_add(wbuf, path, path_len) == -1)
2654 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add "
2655 1453347d 2022-05-19 stsp "COMMIT_TRAVERSAL_REQUEST");
2657 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2658 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2660 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2663 ca6e02ac 2020-01-07 stsp const struct got_error *
2664 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2665 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2666 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2668 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2669 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2670 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2671 ca6e02ac 2020-01-07 stsp size_t datalen;
2672 ca6e02ac 2020-01-07 stsp int i, done = 0;
2674 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2675 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2677 ca6e02ac 2020-01-07 stsp while (!done) {
2678 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2680 ca6e02ac 2020-01-07 stsp return err;
2682 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2683 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2684 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2685 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2686 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2687 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2688 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2691 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2692 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2693 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2694 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2695 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2698 d7b5a0e8 2022-04-20 stsp memcpy(qid->id.sha1, sha1, SHA1_DIGEST_LENGTH);
2699 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2701 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2702 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2703 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2704 d7b5a0e8 2022-04-20 stsp got_object_id_dup(&qid->id);
2705 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2706 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2707 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2713 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2714 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2715 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2718 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2719 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2721 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2725 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2729 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2735 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2736 ca6e02ac 2020-01-07 stsp return err;
2739 67fd6849 2022-02-13 stsp const struct got_error *
2740 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
2741 67fd6849 2022-02-13 stsp struct got_object_id *id)
2743 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta_request dreq;
2745 67fd6849 2022-02-13 stsp dreq.idx = idx;
2746 67fd6849 2022-02-13 stsp memcpy(dreq.id, id->sha1, SHA1_DIGEST_LENGTH);
2748 67fd6849 2022-02-13 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
2749 67fd6849 2022-02-13 stsp &dreq, sizeof(dreq)) == -1)
2750 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
2752 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
2755 67fd6849 2022-02-13 stsp const struct got_error *
2756 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
2758 67fd6849 2022-02-13 stsp return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
2761 67fd6849 2022-02-13 stsp const struct got_error *
2762 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
2763 2d9e6abf 2022-05-04 stsp uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
2764 2d9e6abf 2022-05-04 stsp off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
2766 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta idelta;
2769 67fd6849 2022-02-13 stsp idelta.base_size = base_size;
2770 67fd6849 2022-02-13 stsp idelta.result_size = result_size;
2771 67fd6849 2022-02-13 stsp idelta.delta_size = delta_size;
2772 2d9e6abf 2022-05-04 stsp idelta.delta_compressed_size = delta_compressed_size;
2773 67fd6849 2022-02-13 stsp idelta.delta_offset = delta_offset;
2774 67fd6849 2022-02-13 stsp idelta.delta_out_offset = delta_out_offset;
2775 67fd6849 2022-02-13 stsp memcpy(idelta.base_id, base_id->sha1, SHA1_DIGEST_LENGTH);
2777 67fd6849 2022-02-13 stsp ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
2778 67fd6849 2022-02-13 stsp &idelta, sizeof(idelta));
2779 67fd6849 2022-02-13 stsp if (ret == -1)
2780 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA");
2782 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
2785 ca6e02ac 2020-01-07 stsp const struct got_error *
2786 67fd6849 2022-02-13 stsp got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
2787 2d9e6abf 2022-05-04 stsp off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
2788 2d9e6abf 2022-05-04 stsp off_t *delta_out_offset, struct got_object_id **base_id, struct imsgbuf *ibuf)
2790 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
2791 67fd6849 2022-02-13 stsp struct imsg imsg;
2792 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta *delta;
2793 67fd6849 2022-02-13 stsp size_t datalen;
2795 67fd6849 2022-02-13 stsp *base_size = 0;
2796 67fd6849 2022-02-13 stsp *result_size = 0;
2797 67fd6849 2022-02-13 stsp *delta_size = 0;
2798 2d9e6abf 2022-05-04 stsp *delta_compressed_size = 0;
2799 67fd6849 2022-02-13 stsp *delta_offset = 0;
2800 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
2801 67fd6849 2022-02-13 stsp *base_id = NULL;
2803 67fd6849 2022-02-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2805 67fd6849 2022-02-13 stsp return err;
2807 67fd6849 2022-02-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2809 67fd6849 2022-02-13 stsp switch (imsg.hdr.type) {
2810 67fd6849 2022-02-13 stsp case GOT_IMSG_RAW_DELTA:
2811 67fd6849 2022-02-13 stsp if (datalen != sizeof(*delta)) {
2812 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2815 67fd6849 2022-02-13 stsp delta = imsg.data;
2816 67fd6849 2022-02-13 stsp *base_size = delta->base_size;
2817 67fd6849 2022-02-13 stsp *result_size = delta->result_size;
2818 67fd6849 2022-02-13 stsp *delta_size = delta->delta_size;
2819 2d9e6abf 2022-05-04 stsp *delta_compressed_size = delta->delta_compressed_size;
2820 67fd6849 2022-02-13 stsp *delta_offset = delta->delta_offset;
2821 67fd6849 2022-02-13 stsp *delta_out_offset = delta->delta_out_offset;
2822 67fd6849 2022-02-13 stsp *base_id = calloc(1, sizeof(**base_id));
2823 67fd6849 2022-02-13 stsp if (*base_id == NULL) {
2824 67fd6849 2022-02-13 stsp err = got_error_from_errno("malloc");
2827 67fd6849 2022-02-13 stsp memcpy((*base_id)->sha1, delta->base_id, SHA1_DIGEST_LENGTH);
2830 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2834 67fd6849 2022-02-13 stsp imsg_free(&imsg);
2836 67fd6849 2022-02-13 stsp if (err) {
2837 67fd6849 2022-02-13 stsp free(*base_id);
2838 67fd6849 2022-02-13 stsp *base_id = NULL;
2840 fae7e038 2022-05-07 stsp return err;
2843 fae7e038 2022-05-07 stsp const struct got_error *
2844 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist(struct imsgbuf *ibuf,
2845 fae7e038 2022-05-07 stsp struct got_object_id **ids, size_t nids)
2847 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
2848 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist idlist;
2849 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
2852 fae7e038 2022-05-07 stsp if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
2853 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
2855 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
2856 fae7e038 2022-05-07 stsp sizeof(idlist) + nids * sizeof(**ids));
2857 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
2858 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create OBJ_ID_LIST");
2859 fae7e038 2022-05-07 stsp return err;
2862 fae7e038 2022-05-07 stsp idlist.nids = nids;
2863 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1)
2864 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
2866 fae7e038 2022-05-07 stsp for (i = 0; i < nids; i++) {
2867 fae7e038 2022-05-07 stsp struct got_object_id *id = ids[i];
2868 1453347d 2022-05-19 stsp if (imsg_add(wbuf, id, sizeof(*id)) == -1)
2869 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add OBJ_ID_LIST");
2872 fae7e038 2022-05-07 stsp wbuf->fd = -1;
2873 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
2875 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
2878 fae7e038 2022-05-07 stsp const struct got_error *
2879 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
2881 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
2883 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
2885 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
2888 fae7e038 2022-05-07 stsp const struct got_error *
2889 fae7e038 2022-05-07 stsp got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
2890 fae7e038 2022-05-07 stsp size_t *nids, struct imsgbuf *ibuf)
2892 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
2893 fae7e038 2022-05-07 stsp struct imsg imsg;
2894 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist *idlist;
2895 fae7e038 2022-05-07 stsp size_t datalen;
2897 fae7e038 2022-05-07 stsp *ids = NULL;
2898 fae7e038 2022-05-07 stsp *done = 0;
2899 fae7e038 2022-05-07 stsp *nids = 0;
2901 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2903 fae7e038 2022-05-07 stsp return err;
2905 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2906 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
2907 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST:
2908 fae7e038 2022-05-07 stsp if (datalen < sizeof(*idlist)) {
2909 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2912 fae7e038 2022-05-07 stsp idlist = imsg.data;
2913 fae7e038 2022-05-07 stsp if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS) {
2914 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2917 fae7e038 2022-05-07 stsp *nids = idlist->nids;
2918 fae7e038 2022-05-07 stsp *ids = calloc(*nids, sizeof(**ids));
2919 fae7e038 2022-05-07 stsp if (*ids == NULL) {
2920 fae7e038 2022-05-07 stsp err = got_error_from_errno("calloc");
2923 fae7e038 2022-05-07 stsp memcpy(*ids, (uint8_t *)imsg.data + sizeof(idlist),
2924 fae7e038 2022-05-07 stsp *nids * sizeof(**ids));
2926 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST_DONE:
2927 fae7e038 2022-05-07 stsp *done = 1;
2930 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2934 fae7e038 2022-05-07 stsp imsg_free(&imsg);
2936 fae7e038 2022-05-07 stsp return err;
2939 fae7e038 2022-05-07 stsp const struct got_error *
2940 fae7e038 2022-05-07 stsp got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
2942 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
2944 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
2946 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
2949 fae7e038 2022-05-07 stsp const struct got_error *
2950 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
2951 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *deltas, size_t ndeltas)
2953 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
2954 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
2955 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas ideltas;
2958 fae7e038 2022-05-07 stsp if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
2959 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
2961 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
2962 fae7e038 2022-05-07 stsp sizeof(ideltas) + ndeltas * sizeof(*deltas));
2963 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
2964 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create REUSED_DELTAS");
2965 fae7e038 2022-05-07 stsp return err;
2968 fae7e038 2022-05-07 stsp ideltas.ndeltas = ndeltas;
2969 1453347d 2022-05-19 stsp if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1)
2970 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
2972 fae7e038 2022-05-07 stsp for (i = 0; i < ndeltas; i++) {
2973 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *delta = &deltas[i];
2974 1453347d 2022-05-19 stsp if (imsg_add(wbuf, delta, sizeof(*delta)) == -1)
2975 1453347d 2022-05-19 stsp return got_error_from_errno("imsg_add REUSED_DELTAS");
2978 fae7e038 2022-05-07 stsp wbuf->fd = -1;
2979 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
2981 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
2984 fae7e038 2022-05-07 stsp const struct got_error *
2985 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
2987 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
2989 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
2991 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
2994 fae7e038 2022-05-07 stsp const struct got_error *
2995 fae7e038 2022-05-07 stsp got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
2996 fae7e038 2022-05-07 stsp size_t *ndeltas, struct imsgbuf *ibuf)
2998 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
2999 fae7e038 2022-05-07 stsp struct imsg imsg;
3000 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas *ideltas;
3001 fae7e038 2022-05-07 stsp size_t datalen;
3003 fae7e038 2022-05-07 stsp *done = 0;
3004 fae7e038 2022-05-07 stsp *ndeltas = 0;
3006 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3008 fae7e038 2022-05-07 stsp return err;
3010 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3011 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3012 fae7e038 2022-05-07 stsp case GOT_IMSG_REUSED_DELTAS:
3013 fae7e038 2022-05-07 stsp if (datalen < sizeof(*ideltas)) {
3014 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3017 fae7e038 2022-05-07 stsp ideltas = imsg.data;
3018 fae7e038 2022-05-07 stsp if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS) {
3019 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3022 fae7e038 2022-05-07 stsp *ndeltas = ideltas->ndeltas;
3023 fae7e038 2022-05-07 stsp memcpy(deltas, (uint8_t *)imsg.data + sizeof(ideltas),
3024 fae7e038 2022-05-07 stsp *ndeltas * sizeof(*deltas));
3026 fae7e038 2022-05-07 stsp case GOT_IMSG_DELTA_REUSE_DONE:
3027 fae7e038 2022-05-07 stsp *done = 1;
3030 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3034 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3036 67fd6849 2022-02-13 stsp return err;
3039 67fd6849 2022-02-13 stsp const struct got_error *
3040 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3042 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3043 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3044 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3045 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3046 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3047 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3048 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3049 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3050 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3051 e9ce266e 2022-03-07 op GOT_PATH_PROG_READ_PATCH,
3052 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3053 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3054 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3058 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3059 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3061 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3064 63219cd2 2019-01-04 stsp return NULL;
3068 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3070 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3071 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3075 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3076 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3080 4a55b231 2021-12-09 stsp closefrom(GOT_IMSG_FD_CHILD + 1);
3082 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3083 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3084 aba9c984 2019-09-08 stsp strerror(errno));