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;
97 fe36cf76 2018-04-23 stsp err = poll_fd(ibuf->fd, POLLIN, INFTIM);
101 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
102 fe36cf76 2018-04-23 stsp if (n == -1) {
103 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
104 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
105 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
107 fe36cf76 2018-04-23 stsp if (n == 0)
108 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
110 e033d803 2018-04-23 stsp return NULL;
113 ad242220 2018-09-08 stsp const struct got_error *
114 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
116 876c234b 2018-09-10 stsp int child_status;
118 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
119 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
121 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
122 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
124 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
125 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
127 876c234b 2018-09-10 stsp return NULL;
130 73b7854a 2018-11-11 stsp static const struct got_error *
131 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
133 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
135 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
136 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
138 73b7854a 2018-11-11 stsp ierr = imsg->data;
139 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
140 73b7854a 2018-11-11 stsp static struct got_error serr;
141 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
142 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
143 73b7854a 2018-11-11 stsp return &serr;
146 73b7854a 2018-11-11 stsp return got_error(ierr->code);
149 876c234b 2018-09-10 stsp const struct got_error *
150 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
151 46de5bfd 2018-11-11 stsp size_t min_datalen)
153 e033d803 2018-04-23 stsp const struct got_error *err;
156 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
157 876c234b 2018-09-10 stsp if (n == -1)
158 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
160 876c234b 2018-09-10 stsp while (n == 0) {
161 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
163 876c234b 2018-09-10 stsp return err;
164 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
165 cbfaaf20 2020-01-06 stsp if (n == -1)
166 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
169 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
170 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
172 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
173 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
174 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
177 73b7854a 2018-11-11 stsp return NULL;
180 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
182 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
184 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
185 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
188 2178c42e 2018-04-22 stsp ierr.code = err->code;
189 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
190 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
192 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
193 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
194 e93cd828 2018-11-11 stsp if (ret == -1) {
195 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
196 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
200 2178c42e 2018-04-22 stsp poll_err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
201 5d43e84d 2018-04-23 stsp if (poll_err) {
202 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
203 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
207 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
208 5d43e84d 2018-04-23 stsp if (ret == -1) {
209 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
210 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
211 8934ea8b 2022-02-14 op imsg_clear(ibuf);
216 e033d803 2018-04-23 stsp static const struct got_error *
217 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
219 e033d803 2018-04-23 stsp const struct got_error *err;
221 e033d803 2018-04-23 stsp err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
223 e033d803 2018-04-23 stsp return err;
225 8934ea8b 2022-02-14 op if (imsg_flush(ibuf) == -1) {
226 8934ea8b 2022-02-14 op imsg_clear(ibuf);
227 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
230 e033d803 2018-04-23 stsp return NULL;
233 ad242220 2018-09-08 stsp const struct got_error *
234 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
236 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
239 e70bf110 2020-03-22 stsp const struct got_error *
240 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
242 ad242220 2018-09-08 stsp const struct got_error *err = NULL;
243 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
245 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
247 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
248 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
250 ad242220 2018-09-08 stsp err = flush_imsg(&ibuf);
251 ad242220 2018-09-08 stsp return err;
254 93658fb9 2020-03-18 stsp const struct got_error *
255 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
256 d5c81d44 2021-07-08 stsp struct got_object_id *id)
258 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
259 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
260 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
262 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
265 59d1e4a0 2021-03-10 stsp const struct got_error *
266 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
267 d5c81d44 2021-07-08 stsp struct got_object_id *id)
269 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
270 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
271 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
273 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
276 59d1e4a0 2021-03-10 stsp const struct got_error *
277 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
279 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
281 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
283 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
284 59d1e4a0 2021-03-10 stsp close(outfd);
285 59d1e4a0 2021-03-10 stsp return err;
288 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
291 59d1e4a0 2021-03-10 stsp const struct got_error *
292 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
293 59d1e4a0 2021-03-10 stsp uint8_t *data)
295 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
296 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
297 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
298 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
300 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
301 59d1e4a0 2021-03-10 stsp iobj.size = size;
303 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
304 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
306 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
307 59d1e4a0 2021-03-10 stsp if (wbuf == NULL) {
308 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_create RAW_OBJECT");
309 59d1e4a0 2021-03-10 stsp return err;
312 59d1e4a0 2021-03-10 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1) {
313 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_add RAW_OBJECT");
314 59d1e4a0 2021-03-10 stsp ibuf_free(wbuf);
315 59d1e4a0 2021-03-10 stsp return err;
318 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
319 a8591711 2021-06-18 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1) {
320 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_add RAW_OBJECT");
321 59d1e4a0 2021-03-10 stsp ibuf_free(wbuf);
322 59d1e4a0 2021-03-10 stsp return err;
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 41496140 2019-02-21 stsp const struct got_error *err = NULL;
420 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
421 d5c81d44 2021-07-08 stsp size_t len;
423 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
424 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
426 d5c81d44 2021-07-08 stsp len = sizeof(*id);
428 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
429 7f358e3b 2019-11-23 stsp if (wbuf == NULL)
430 7f358e3b 2019-11-23 stsp return got_error_from_errno("imsg_create TREE_REQUEST");
432 d5c81d44 2021-07-08 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1) {
433 8264d9ee 2022-01-27 stsp err = got_error_from_errno("imsg_add TREE_REQUEST");
434 d5c81d44 2021-07-08 stsp ibuf_free(wbuf);
435 d5c81d44 2021-07-08 stsp return err;
438 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
439 7f358e3b 2019-11-23 stsp if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1) {
440 8264d9ee 2022-01-27 stsp err = got_error_from_errno("imsg_add TREE_REQUEST");
441 7f358e3b 2019-11-23 stsp ibuf_free(wbuf);
442 7f358e3b 2019-11-23 stsp return err;
446 7f358e3b 2019-11-23 stsp wbuf->fd = fd;
447 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
449 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
452 268f7291 2018-12-24 stsp const struct got_error *
453 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
454 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
456 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
457 d5c81d44 2021-07-08 stsp void *data;
458 268f7291 2018-12-24 stsp size_t len;
460 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
461 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
462 268f7291 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
463 d5c81d44 2021-07-08 stsp data = &iobj;
464 268f7291 2018-12-24 stsp len = sizeof(iobj);
467 d5c81d44 2021-07-08 stsp len = sizeof(*id);
470 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
472 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TAG_REQUEST");
474 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
477 7762fe12 2018-11-05 stsp const struct got_error *
478 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
479 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
481 41496140 2019-02-21 stsp const struct got_error *err = NULL;
482 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
483 d5c81d44 2021-07-08 stsp void *data;
484 ebc55e2d 2018-12-24 stsp size_t len;
486 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
487 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
488 ebc55e2d 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
489 d5c81d44 2021-07-08 stsp data = &iobj;
490 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
493 d5c81d44 2021-07-08 stsp len = sizeof(*id);
496 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
498 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
499 41496140 2019-02-21 stsp close(infd);
500 41496140 2019-02-21 stsp return err;
503 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
506 55da3778 2018-09-10 stsp const struct got_error *
507 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
509 41496140 2019-02-21 stsp const struct got_error *err = NULL;
511 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
513 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
514 41496140 2019-02-21 stsp close(outfd);
515 41496140 2019-02-21 stsp return err;
518 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
521 73ab1060 2020-03-18 stsp static const struct got_error *
522 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
524 41496140 2019-02-21 stsp const struct got_error *err = NULL;
526 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
527 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
529 41496140 2019-02-21 stsp return err;
532 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
535 ad242220 2018-09-08 stsp const struct got_error *
536 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
538 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
541 73ab1060 2020-03-18 stsp const struct got_error *
542 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
544 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
546 c59b3346 2018-09-11 stsp memcpy(iobj.id, obj->id.sha1, sizeof(iobj.id));
547 2178c42e 2018-04-22 stsp iobj.type = obj->type;
548 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
549 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
550 2178c42e 2018-04-22 stsp iobj.size = obj->size;
551 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
552 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
553 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
556 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
558 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
560 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
563 cfd633c2 2018-09-10 stsp const struct got_error *
564 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
565 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
566 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
567 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_refs, int list_refs_only, int verbosity)
569 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
570 33501562 2020-03-18 stsp struct ibuf *wbuf;
571 4ba14133 2020-03-20 stsp size_t len;
572 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
573 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
575 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
576 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
577 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
578 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
579 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
580 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
581 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
582 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
583 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
584 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
585 659e7fbd 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_request);
586 33501562 2020-03-18 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
588 33501562 2020-03-18 stsp return got_error(GOT_ERR_NO_SPACE);
591 4ba14133 2020-03-20 stsp if (imsg_compose(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, fd,
592 4ba14133 2020-03-20 stsp &fetchreq, sizeof(fetchreq)) == -1)
593 4ba14133 2020-03-20 stsp return got_error_from_errno(
594 4ba14133 2020-03-20 stsp "imsg_compose FETCH_SERVER_PROGRESS");
596 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
599 659e7fbd 2020-03-20 stsp return err;
603 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
604 33501562 2020-03-18 stsp const char *name = pe->path;
605 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
606 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
608 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
609 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
610 4ba14133 2020-03-20 stsp if (wbuf == NULL)
611 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
613 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
614 33501562 2020-03-18 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1) {
615 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
616 33501562 2020-03-18 stsp ibuf_free(wbuf);
617 33501562 2020-03-18 stsp return err;
619 33501562 2020-03-18 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
620 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
621 33501562 2020-03-18 stsp ibuf_free(wbuf);
622 33501562 2020-03-18 stsp return err;
624 33501562 2020-03-18 stsp if (imsg_add(wbuf, name, name_len) == -1) {
625 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
626 33501562 2020-03-18 stsp ibuf_free(wbuf);
627 33501562 2020-03-18 stsp return err;
630 4ba14133 2020-03-20 stsp wbuf->fd = -1;
631 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
632 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
634 4ba14133 2020-03-20 stsp return err;
637 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
638 4ba14133 2020-03-20 stsp const char *name = pe->path;
639 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
641 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
642 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
644 4ba14133 2020-03-20 stsp if (wbuf == NULL)
645 4ba14133 2020-03-20 stsp return got_error_from_errno(
646 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
648 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
649 4ba14133 2020-03-20 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
650 4ba14133 2020-03-20 stsp err = got_error_from_errno(
651 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
652 4ba14133 2020-03-20 stsp ibuf_free(wbuf);
653 4ba14133 2020-03-20 stsp return err;
655 4ba14133 2020-03-20 stsp if (imsg_add(wbuf, name, name_len) == -1) {
656 4ba14133 2020-03-20 stsp err = got_error_from_errno(
657 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
658 4ba14133 2020-03-20 stsp ibuf_free(wbuf);
659 4ba14133 2020-03-20 stsp return err;
662 4ba14133 2020-03-20 stsp wbuf->fd = -1;
663 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
664 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
666 4ba14133 2020-03-20 stsp return err;
669 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
670 0e4002ca 2020-03-21 stsp const char *name = pe->path;
671 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
673 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
674 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
676 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
677 0e4002ca 2020-03-21 stsp return got_error_from_errno(
678 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
680 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
681 0e4002ca 2020-03-21 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
682 0e4002ca 2020-03-21 stsp err = got_error_from_errno(
683 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
684 0e4002ca 2020-03-21 stsp ibuf_free(wbuf);
685 0e4002ca 2020-03-21 stsp return err;
687 0e4002ca 2020-03-21 stsp if (imsg_add(wbuf, name, name_len) == -1) {
688 0e4002ca 2020-03-21 stsp err = got_error_from_errno(
689 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
690 0e4002ca 2020-03-21 stsp ibuf_free(wbuf);
691 0e4002ca 2020-03-21 stsp return err;
694 0e4002ca 2020-03-21 stsp wbuf->fd = -1;
695 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
696 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
698 0e4002ca 2020-03-21 stsp return err;
702 4ba14133 2020-03-20 stsp return NULL;
706 93658fb9 2020-03-18 stsp const struct got_error *
707 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
709 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
712 531c3985 2020-03-18 stsp const struct got_error *
713 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
714 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
715 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
717 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
718 b9f99abf 2020-03-18 stsp struct imsg imsg;
719 b9f99abf 2020-03-18 stsp size_t datalen;
720 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
721 abe0f35f 2020-03-18 stsp size_t n, remain;
726 8f2d01a6 2020-03-18 stsp *id = NULL;
727 b9f99abf 2020-03-18 stsp *refname = NULL;
728 531c3985 2020-03-18 stsp *server_progress = NULL;
729 5a489642 2020-03-19 stsp *packfile_size = 0;
730 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
732 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
734 b9f99abf 2020-03-18 stsp return err;
736 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
737 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
738 b9f99abf 2020-03-18 stsp case GOT_IMSG_ERROR:
739 531c3985 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
740 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
743 b9f99abf 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
745 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
746 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
747 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
750 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
751 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
754 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
755 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
756 abe0f35f 2020-03-18 stsp remain = datalen - off;
757 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
758 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
759 abe0f35f 2020-03-18 stsp char *name, *target;
760 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
761 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
764 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
765 abe0f35f 2020-03-18 stsp off += sizeof(*s);
766 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
767 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
768 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
771 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
772 abe0f35f 2020-03-18 stsp if (name == NULL) {
773 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
776 abe0f35f 2020-03-18 stsp off += s->name_len;
777 abe0f35f 2020-03-18 stsp remain -= s->name_len;
778 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
779 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
780 abe0f35f 2020-03-18 stsp free(name);
783 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
784 abe0f35f 2020-03-18 stsp if (target == NULL) {
785 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
786 abe0f35f 2020-03-18 stsp free(name);
789 abe0f35f 2020-03-18 stsp off += s->target_len;
790 abe0f35f 2020-03-18 stsp remain -= s->target_len;
791 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
793 abe0f35f 2020-03-18 stsp free(name);
794 abe0f35f 2020-03-18 stsp free(target);
799 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
800 531c3985 2020-03-18 stsp if (datalen <= SHA1_DIGEST_LENGTH) {
801 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
804 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
805 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
806 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
809 8f2d01a6 2020-03-18 stsp memcpy((*id)->sha1, imsg.data, SHA1_DIGEST_LENGTH);
810 b9f99abf 2020-03-18 stsp *refname = strndup(imsg.data + SHA1_DIGEST_LENGTH,
811 b9f99abf 2020-03-18 stsp datalen - SHA1_DIGEST_LENGTH);
812 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
813 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
817 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
818 531c3985 2020-03-18 stsp if (datalen == 0) {
819 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
822 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
823 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
824 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
827 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
828 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
829 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
830 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
831 531c3985 2020-03-18 stsp free(*server_progress);
832 531c3985 2020-03-18 stsp *server_progress = NULL;
837 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
838 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
839 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
842 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
844 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
845 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
846 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
849 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
853 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
859 8f2d01a6 2020-03-18 stsp *id = NULL;
860 b887aab6 2020-03-18 stsp free(*refname);
861 b887aab6 2020-03-18 stsp *refname = NULL;
863 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
864 f8a36e22 2021-08-26 stsp return err;
867 f8a36e22 2021-08-26 stsp static const struct got_error *
868 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
869 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
871 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
872 f8a36e22 2021-08-26 stsp size_t len;
873 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
875 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
876 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
877 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
878 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
880 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
881 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1) {
882 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
883 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
884 f8a36e22 2021-08-26 stsp return err;
886 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1) {
887 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
888 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
889 f8a36e22 2021-08-26 stsp return err;
891 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
892 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
893 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
894 f8a36e22 2021-08-26 stsp return err;
896 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, name, name_len) == -1) {
897 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
898 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
899 f8a36e22 2021-08-26 stsp return err;
902 f8a36e22 2021-08-26 stsp wbuf->fd = -1;
903 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
904 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
907 f8a36e22 2021-08-26 stsp const struct got_error *
908 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
909 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
910 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
911 abc59930 2021-09-05 naddy int verbosity)
913 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
914 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
915 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
916 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
918 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
919 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
920 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
921 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
922 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
923 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
924 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
925 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
926 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
927 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
928 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
932 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
937 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
938 f8a36e22 2021-08-26 stsp const char *name = pe->path;
939 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
940 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
941 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
946 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
947 f8a36e22 2021-08-26 stsp const char *name = pe->path;
948 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
949 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
954 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
955 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
956 f8a36e22 2021-08-26 stsp return err;
960 f8a36e22 2021-08-26 stsp const struct got_error *
961 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
962 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
964 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
965 f8a36e22 2021-08-26 stsp struct imsg imsg;
966 f8a36e22 2021-08-26 stsp size_t datalen;
967 f8a36e22 2021-08-26 stsp int done = 0;
968 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
969 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
970 f8a36e22 2021-08-26 stsp char *refname = NULL;
971 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
973 f8a36e22 2021-08-26 stsp while (!done) {
974 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
976 f8a36e22 2021-08-26 stsp return err;
977 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
978 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
979 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
980 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
981 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
984 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
986 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
987 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
988 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
991 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
992 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
993 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
994 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
997 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
998 f8a36e22 2021-08-26 stsp if (id == NULL) {
999 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
1000 f8a36e22 2021-08-26 stsp goto done;
1002 f8a36e22 2021-08-26 stsp memcpy(id->sha1, iremote_ref.id, SHA1_DIGEST_LENGTH);
1003 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
1004 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
1005 f8a36e22 2021-08-26 stsp if (refname == NULL) {
1006 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
1007 f8a36e22 2021-08-26 stsp goto done;
1009 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
1010 f8a36e22 2021-08-26 stsp refname, id);
1012 f8a36e22 2021-08-26 stsp goto done;
1013 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
1015 f8a36e22 2021-08-26 stsp free(refname);
1017 f8a36e22 2021-08-26 stsp id = NULL;
1018 f8a36e22 2021-08-26 stsp refname = NULL;
1020 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
1021 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1022 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1023 f8a36e22 2021-08-26 stsp goto done;
1025 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
1029 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1035 f8a36e22 2021-08-26 stsp free(refname);
1036 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
1037 b9f99abf 2020-03-18 stsp return err;
1040 93658fb9 2020-03-18 stsp const struct got_error *
1041 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
1043 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
1046 f8a36e22 2021-08-26 stsp const struct got_error *
1047 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
1048 f8a36e22 2021-08-26 stsp int *success, char **refname, struct imsgbuf *ibuf)
1050 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
1051 f8a36e22 2021-08-26 stsp struct imsg imsg;
1052 f8a36e22 2021-08-26 stsp size_t datalen;
1053 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
1055 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
1056 f8a36e22 2021-08-26 stsp *done = 0;
1057 f8a36e22 2021-08-26 stsp *success = 0;
1058 f8a36e22 2021-08-26 stsp *refname = NULL;
1060 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1062 f8a36e22 2021-08-26 stsp return err;
1064 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1065 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1066 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
1067 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
1068 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1071 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
1073 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1074 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1075 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1078 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1080 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1081 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1082 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1085 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1086 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iref_status) + iref_status.name_len) {
1087 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1090 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1091 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1092 f8a36e22 2021-08-26 stsp iref_status.name_len);
1094 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1095 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1096 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1099 f8a36e22 2021-08-26 stsp *done = 1;
1102 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1106 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1107 f8a36e22 2021-08-26 stsp return err;
1110 f8a36e22 2021-08-26 stsp const struct got_error *
1111 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1114 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1116 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1117 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1118 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1119 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1120 93658fb9 2020-03-18 stsp close(fd);
1121 93658fb9 2020-03-18 stsp return err;
1123 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1126 baa9fea0 2020-03-18 stsp const struct got_error *
1127 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1129 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1132 73ab1060 2020-03-18 stsp const struct got_error *
1133 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1134 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1135 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1137 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1138 93658fb9 2020-03-18 stsp struct imsg imsg;
1139 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1140 baa9fea0 2020-03-18 stsp size_t datalen;
1142 baa9fea0 2020-03-18 stsp *done = 0;
1143 668a20f6 2020-03-18 stsp *nobj_total = 0;
1144 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1145 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1147 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1149 93658fb9 2020-03-18 stsp return err;
1151 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1152 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1153 baa9fea0 2020-03-18 stsp case GOT_IMSG_ERROR:
1154 baa9fea0 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
1155 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1158 baa9fea0 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
1160 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1161 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1162 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1165 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1166 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1167 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1168 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1169 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1171 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1172 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1173 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1176 baa9fea0 2020-03-18 stsp *done = 1;
1179 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1183 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1184 baa9fea0 2020-03-18 stsp return err;
1187 93658fb9 2020-03-18 stsp const struct got_error *
1188 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1189 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1191 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1192 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1194 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1195 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1196 291624d8 2018-11-07 stsp iobj = imsg->data;
1198 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1199 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1200 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1202 291624d8 2018-11-07 stsp memcpy((*obj)->id.sha1, iobj->id, SHA1_DIGEST_LENGTH);
1203 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1204 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1205 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1206 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1207 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1208 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1209 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1210 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1212 d1b988e3 2022-01-26 stsp STAILQ_INIT(&(*obj)->deltas.entries);
1213 9296b03b 2022-01-26 stsp return NULL;
1216 2178c42e 2018-04-22 stsp const struct got_error *
1217 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1219 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1220 2178c42e 2018-04-22 stsp struct imsg imsg;
1221 c4eae628 2018-04-23 stsp const size_t min_datalen =
1222 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1224 2178c42e 2018-04-22 stsp *obj = NULL;
1226 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1228 2178c42e 2018-04-22 stsp return err;
1230 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1231 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1232 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1235 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1239 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1241 bff6ca00 2018-04-23 stsp return err;
1244 c75f7264 2018-09-11 stsp static const struct got_error *
1245 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1246 c75f7264 2018-09-11 stsp size_t logmsg_len)
1248 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1249 c75f7264 2018-09-11 stsp size_t offset, remain;
1251 c75f7264 2018-09-11 stsp offset = 0;
1252 c75f7264 2018-09-11 stsp remain = logmsg_len;
1253 c75f7264 2018-09-11 stsp while (remain > 0) {
1254 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1256 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1257 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1258 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1259 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1263 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1267 c75f7264 2018-09-11 stsp offset += n;
1268 c75f7264 2018-09-11 stsp remain -= n;
1271 fa4ffeb3 2018-11-04 stsp return err;
1274 bff6ca00 2018-04-23 stsp const struct got_error *
1275 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1277 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1278 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1279 bff6ca00 2018-04-23 stsp uint8_t *buf;
1280 bff6ca00 2018-04-23 stsp size_t len, total;
1281 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1282 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1283 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1284 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1286 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1287 b9c33926 2018-11-07 stsp commit->nparents * SHA1_DIGEST_LENGTH;
1289 bff6ca00 2018-04-23 stsp buf = malloc(total);
1290 bff6ca00 2018-04-23 stsp if (buf == NULL)
1291 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1293 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1294 a7403916 2018-12-24 stsp memcpy(icommit->tree_id, commit->tree_id->sha1,
1295 a7403916 2018-12-24 stsp sizeof(icommit->tree_id));
1296 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1297 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1298 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1299 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1300 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1301 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1302 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1303 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1305 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1306 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1307 b9c33926 2018-11-07 stsp len += author_len;
1308 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1309 b9c33926 2018-11-07 stsp len += committer_len;
1310 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1311 d7b5a0e8 2022-04-20 stsp memcpy(buf + len, &qid->id, SHA1_DIGEST_LENGTH);
1312 86acc566 2018-04-23 stsp len += SHA1_DIGEST_LENGTH;
1315 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1316 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1317 bff6ca00 2018-04-23 stsp goto done;
1320 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1321 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1322 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1324 904df868 2018-11-04 stsp goto done;
1326 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1328 bff6ca00 2018-04-23 stsp free(buf);
1329 bff6ca00 2018-04-23 stsp return err;
1332 ca6e02ac 2020-01-07 stsp static const struct got_error *
1333 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1334 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1336 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1337 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1338 ca6e02ac 2020-01-07 stsp size_t len = 0;
1341 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1342 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1344 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1345 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1346 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1347 ca6e02ac 2020-01-07 stsp icommit->nparents * SHA1_DIGEST_LENGTH)
1348 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1350 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1351 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1353 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1355 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1356 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1357 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1358 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1360 ca6e02ac 2020-01-07 stsp memcpy((*commit)->tree_id->sha1, icommit->tree_id,
1361 ca6e02ac 2020-01-07 stsp SHA1_DIGEST_LENGTH);
1362 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1363 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1364 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1365 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1367 ca6e02ac 2020-01-07 stsp if (icommit->author_len == 0) {
1368 ca6e02ac 2020-01-07 stsp (*commit)->author = strdup("");
1369 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1370 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1371 ca6e02ac 2020-01-07 stsp goto done;
1374 ca6e02ac 2020-01-07 stsp (*commit)->author = malloc(icommit->author_len + 1);
1375 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1376 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1377 ca6e02ac 2020-01-07 stsp goto done;
1379 ca6e02ac 2020-01-07 stsp memcpy((*commit)->author, imsg->data + len,
1380 ca6e02ac 2020-01-07 stsp icommit->author_len);
1381 ca6e02ac 2020-01-07 stsp (*commit)->author[icommit->author_len] = '\0';
1383 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1385 ca6e02ac 2020-01-07 stsp if (icommit->committer_len == 0) {
1386 ca6e02ac 2020-01-07 stsp (*commit)->committer = strdup("");
1387 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1388 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1389 ca6e02ac 2020-01-07 stsp goto done;
1392 ca6e02ac 2020-01-07 stsp (*commit)->committer =
1393 ca6e02ac 2020-01-07 stsp malloc(icommit->committer_len + 1);
1394 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1395 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1396 ca6e02ac 2020-01-07 stsp goto done;
1398 ca6e02ac 2020-01-07 stsp memcpy((*commit)->committer, imsg->data + len,
1399 ca6e02ac 2020-01-07 stsp icommit->committer_len);
1400 ca6e02ac 2020-01-07 stsp (*commit)->committer[icommit->committer_len] = '\0';
1402 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1404 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1405 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1406 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1407 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1408 ca6e02ac 2020-01-07 stsp goto done;
1411 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1413 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1414 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1415 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1416 ca6e02ac 2020-01-07 stsp goto done;
1418 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1419 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1420 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1423 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1425 ca6e02ac 2020-01-07 stsp goto done;
1427 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1428 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1429 ca6e02ac 2020-01-07 stsp goto done;
1432 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1433 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1434 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1435 ca6e02ac 2020-01-07 stsp offset += n;
1436 ca6e02ac 2020-01-07 stsp remain -= n;
1438 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1441 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1442 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1444 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1447 d7b5a0e8 2022-04-20 stsp memcpy(&qid->id, imsg->data + len +
1448 d7b5a0e8 2022-04-20 stsp i * SHA1_DIGEST_LENGTH, sizeof(qid->id));
1449 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1450 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1453 ca6e02ac 2020-01-07 stsp if (err) {
1454 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1455 ca6e02ac 2020-01-07 stsp *commit = NULL;
1457 ca6e02ac 2020-01-07 stsp return err;
1460 ca6e02ac 2020-01-07 stsp const struct got_error *
1461 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1463 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1464 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1465 ca6e02ac 2020-01-07 stsp size_t datalen;
1466 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1467 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1468 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1470 ca6e02ac 2020-01-07 stsp *commit = NULL;
1472 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1474 ca6e02ac 2020-01-07 stsp return err;
1476 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1478 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1479 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1480 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1483 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1487 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1489 e033d803 2018-04-23 stsp return err;
1492 33fd69c2 2022-05-19 stsp static const struct got_error *
1493 33fd69c2 2022-05-19 stsp send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1494 33fd69c2 2022-05-19 stsp int idx0, int idxN, size_t len)
1496 33fd69c2 2022-05-19 stsp static const struct got_error *err;
1497 33fd69c2 2022-05-19 stsp struct ibuf *wbuf;
1498 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries ientries;
1501 33fd69c2 2022-05-19 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1502 33fd69c2 2022-05-19 stsp if (wbuf == NULL)
1503 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_create TREE_ENTRY");
1505 33fd69c2 2022-05-19 stsp ientries.nentries = idxN - idx0 + 1;
1506 33fd69c2 2022-05-19 stsp if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1) {
1507 33fd69c2 2022-05-19 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1508 33fd69c2 2022-05-19 stsp ibuf_free(wbuf);
1509 33fd69c2 2022-05-19 stsp return err;
1512 33fd69c2 2022-05-19 stsp for (i = idx0; i <= idxN; i++) {
1513 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[i];
1515 3022d272 2019-11-14 stsp /* Keep in sync with struct got_imsg_tree_object definition! */
1516 3b647085 2019-11-23 stsp if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1) {
1517 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1518 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1519 e033d803 2018-04-23 stsp return err;
1521 3b647085 2019-11-23 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1) {
1522 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1523 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1524 3022d272 2019-11-14 stsp return err;
1526 33fd69c2 2022-05-19 stsp if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1) {
1527 33fd69c2 2022-05-19 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1528 33fd69c2 2022-05-19 stsp ibuf_free(wbuf);
1529 33fd69c2 2022-05-19 stsp return err;
1532 33fd69c2 2022-05-19 stsp /* Remaining bytes are the entry's name. */
1533 9985f404 2022-05-19 stsp if (imsg_add(wbuf, pte->name, pte->namelen) == -1) {
1534 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1535 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1536 3022d272 2019-11-14 stsp return err;
1540 33fd69c2 2022-05-19 stsp wbuf->fd = -1;
1541 33fd69c2 2022-05-19 stsp imsg_close(ibuf, wbuf);
1542 33fd69c2 2022-05-19 stsp return NULL;
1545 33fd69c2 2022-05-19 stsp const struct got_error *
1546 33fd69c2 2022-05-19 stsp got_privsep_send_tree(struct imsgbuf *ibuf,
1547 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *entries, int nentries)
1549 33fd69c2 2022-05-19 stsp const struct got_error *err = NULL;
1550 33fd69c2 2022-05-19 stsp struct got_imsg_tree_object itree;
1551 33fd69c2 2022-05-19 stsp size_t entries_len;
1554 33fd69c2 2022-05-19 stsp itree.nentries = nentries;
1555 33fd69c2 2022-05-19 stsp if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1557 33fd69c2 2022-05-19 stsp return got_error_from_errno("imsg_compose TREE");
1559 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1561 33fd69c2 2022-05-19 stsp for (j = 0; j < nentries; j++) {
1562 33fd69c2 2022-05-19 stsp struct got_parsed_tree_entry *pte = &entries[j];
1563 33fd69c2 2022-05-19 stsp size_t len = sizeof(*pte) + pte->namelen;
1565 33fd69c2 2022-05-19 stsp if (j > 0 &&
1566 33fd69c2 2022-05-19 stsp entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1567 33fd69c2 2022-05-19 stsp err = send_tree_entries(ibuf, entries,
1568 33fd69c2 2022-05-19 stsp i, j - 1, entries_len);
1570 33fd69c2 2022-05-19 stsp return err;
1572 33fd69c2 2022-05-19 stsp entries_len = sizeof(struct got_imsg_tree_entries);
1575 33fd69c2 2022-05-19 stsp entries_len += len;
1578 33fd69c2 2022-05-19 stsp if (j > 0) {
1579 33fd69c2 2022-05-19 stsp err = send_tree_entries(ibuf, entries, i, j - 1, entries_len);
1581 33fd69c2 2022-05-19 stsp return err;
1584 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1587 e033d803 2018-04-23 stsp const struct got_error *
1588 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1590 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1591 e033d803 2018-04-23 stsp const size_t min_datalen =
1592 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1593 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1594 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1596 e033d803 2018-04-23 stsp int nentries = 0;
1598 e033d803 2018-04-23 stsp *tree = NULL;
1600 e033d803 2018-04-23 stsp err = read_imsg(ibuf);
1602 1e51f5b9 2018-04-23 stsp goto done;
1605 e033d803 2018-04-23 stsp struct imsg imsg;
1607 e033d803 2018-04-23 stsp size_t datalen;
1608 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entries *ientries;
1609 e033d803 2018-04-23 stsp struct got_tree_entry *te = NULL;
1610 33fd69c2 2022-05-19 stsp size_t te_offset;
1612 e033d803 2018-04-23 stsp n = imsg_get(ibuf, &imsg);
1613 e033d803 2018-04-23 stsp if (n == 0) {
1614 7429ae85 2022-05-18 stsp if ((*tree)) {
1615 7429ae85 2022-05-18 stsp if (nentries < (*tree)->nentries) {
1616 7429ae85 2022-05-18 stsp err = read_imsg(ibuf);
1623 7429ae85 2022-05-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1628 fca1f6ad 2020-08-27 stsp if (imsg.hdr.len < IMSG_HEADER_SIZE + min_datalen) {
1629 fca1f6ad 2020-08-27 stsp imsg_free(&imsg);
1630 fca1f6ad 2020-08-27 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1634 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1636 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1637 e033d803 2018-04-23 stsp case GOT_IMSG_ERROR:
1638 e033d803 2018-04-23 stsp err = recv_imsg_error(&imsg, datalen);
1640 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1641 e033d803 2018-04-23 stsp /* This message should only appear once. */
1642 e033d803 2018-04-23 stsp if (*tree != NULL) {
1643 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1646 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1647 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1650 291624d8 2018-11-07 stsp itree = imsg.data;
1651 13fcf1bf 2022-05-18 stsp if (itree->nentries < 0) {
1652 13fcf1bf 2022-05-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1655 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1656 e033d803 2018-04-23 stsp if (*tree == NULL) {
1657 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1660 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1661 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1662 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1663 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1664 baef4d75 2022-05-18 stsp free(*tree);
1665 baef4d75 2022-05-18 stsp *tree = NULL;
1668 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1669 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1671 33fd69c2 2022-05-19 stsp case GOT_IMSG_TREE_ENTRIES:
1672 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1673 e033d803 2018-04-23 stsp if (*tree == NULL) {
1674 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1677 33fd69c2 2022-05-19 stsp if (datalen <= sizeof(*ientries) ||
1678 33fd69c2 2022-05-19 stsp datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1679 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1683 33fd69c2 2022-05-19 stsp ientries = imsg.data;
1684 33fd69c2 2022-05-19 stsp if (ientries->nentries > INT_MAX) {
1685 33fd69c2 2022-05-19 stsp err = got_error_msg(GOT_ERR_NO_SPACE,
1686 33fd69c2 2022-05-19 stsp "too many tree entries");
1689 33fd69c2 2022-05-19 stsp te_offset = sizeof(*ientries);
1690 33fd69c2 2022-05-19 stsp for (i = 0; i < ientries->nentries; i++) {
1691 33fd69c2 2022-05-19 stsp struct got_imsg_tree_entry ite;
1692 33fd69c2 2022-05-19 stsp const char *te_name;
1693 33fd69c2 2022-05-19 stsp uint8_t *buf = imsg.data + te_offset;
1695 33fd69c2 2022-05-19 stsp if (te_offset >= datalen) {
1696 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1700 33fd69c2 2022-05-19 stsp /* Might not be aligned, size is ~32 bytes. */
1701 33fd69c2 2022-05-19 stsp memcpy(&ite, buf, sizeof(ite));
1703 33fd69c2 2022-05-19 stsp if (ite.namelen >= sizeof(te->name)) {
1704 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1707 33fd69c2 2022-05-19 stsp if (te_offset + sizeof(ite) + ite.namelen >
1708 33fd69c2 2022-05-19 stsp datalen) {
1709 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1712 33fd69c2 2022-05-19 stsp if (nentries >= (*tree)->nentries) {
1713 33fd69c2 2022-05-19 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1716 33fd69c2 2022-05-19 stsp te = &(*tree)->entries[nentries];
1717 33fd69c2 2022-05-19 stsp te_name = buf + sizeof(ite);
1718 33fd69c2 2022-05-19 stsp memcpy(te->name, te_name, ite.namelen);
1719 33fd69c2 2022-05-19 stsp te->name[ite.namelen] = '\0';
1720 33fd69c2 2022-05-19 stsp memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1721 33fd69c2 2022-05-19 stsp te->mode = ite.mode;
1722 33fd69c2 2022-05-19 stsp te->idx = nentries;
1723 33fd69c2 2022-05-19 stsp nentries++;
1725 33fd69c2 2022-05-19 stsp te_offset += sizeof(ite) + ite.namelen;
1729 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1733 e033d803 2018-04-23 stsp imsg_free(&imsg);
1738 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1739 1e51f5b9 2018-04-23 stsp if (err == NULL)
1740 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1741 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1742 e033d803 2018-04-23 stsp *tree = NULL;
1745 ff6b18f8 2018-04-24 stsp return err;
1748 ff6b18f8 2018-04-24 stsp const struct got_error *
1749 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1750 ac544f8c 2019-01-13 stsp const uint8_t *data)
1752 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1754 2967a784 2018-04-24 stsp iblob.size = size;
1755 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1757 ac544f8c 2019-01-13 stsp if (data) {
1758 ac544f8c 2019-01-13 stsp uint8_t *buf;
1760 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1761 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1763 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1764 ac544f8c 2019-01-13 stsp if (buf == NULL)
1765 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1767 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1768 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1769 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1770 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1771 ac544f8c 2019-01-13 stsp free(buf);
1772 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1774 ac544f8c 2019-01-13 stsp free(buf);
1776 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1777 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1778 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1779 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1783 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1786 ff6b18f8 2018-04-24 stsp const struct got_error *
1787 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1788 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1790 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1791 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1792 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1793 ff6b18f8 2018-04-24 stsp size_t datalen;
1795 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1797 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1799 ff6b18f8 2018-04-24 stsp return err;
1801 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1803 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1804 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1805 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1806 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1809 291624d8 2018-11-07 stsp iblob = imsg.data;
1810 291624d8 2018-11-07 stsp *size = iblob->size;
1811 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1813 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1814 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1818 ac544f8c 2019-01-13 stsp if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX) {
1819 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1823 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1824 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1825 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1828 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1831 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1835 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1837 f4a881ce 2018-11-17 stsp return err;
1840 f4a881ce 2018-11-17 stsp static const struct got_error *
1841 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1843 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1844 f4a881ce 2018-11-17 stsp size_t offset, remain;
1846 f4a881ce 2018-11-17 stsp offset = 0;
1847 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1848 f4a881ce 2018-11-17 stsp while (remain > 0) {
1849 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1851 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1852 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1853 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1857 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1861 f4a881ce 2018-11-17 stsp offset += n;
1862 f4a881ce 2018-11-17 stsp remain -= n;
1865 f4a881ce 2018-11-17 stsp return err;
1868 f4a881ce 2018-11-17 stsp const struct got_error *
1869 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1871 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1872 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1873 f4a881ce 2018-11-17 stsp uint8_t *buf;
1874 f4a881ce 2018-11-17 stsp size_t len, total;
1875 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1876 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1877 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1879 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1881 f4a881ce 2018-11-17 stsp buf = malloc(total);
1882 f4a881ce 2018-11-17 stsp if (buf == NULL)
1883 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1885 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1886 f4a881ce 2018-11-17 stsp memcpy(itag->id, tag->id.sha1, sizeof(itag->id));
1887 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1888 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1889 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1890 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1891 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1892 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1894 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1895 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1896 f4a881ce 2018-11-17 stsp len += tag_len;
1897 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1898 f4a881ce 2018-11-17 stsp len += tagger_len;
1900 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1901 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1902 f4a881ce 2018-11-17 stsp goto done;
1905 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1906 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1907 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1909 f4a881ce 2018-11-17 stsp goto done;
1911 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1913 f4a881ce 2018-11-17 stsp free(buf);
1914 f4a881ce 2018-11-17 stsp return err;
1917 f4a881ce 2018-11-17 stsp const struct got_error *
1918 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1920 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1921 f4a881ce 2018-11-17 stsp struct imsg imsg;
1922 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1923 f4a881ce 2018-11-17 stsp size_t len, datalen;
1924 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1925 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1926 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1928 f4a881ce 2018-11-17 stsp *tag = NULL;
1930 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1932 f4a881ce 2018-11-17 stsp return err;
1934 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1937 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1938 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1939 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1940 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1943 f4a881ce 2018-11-17 stsp itag = imsg.data;
1944 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1945 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1946 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1949 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1951 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1952 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1953 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1957 f4a881ce 2018-11-17 stsp memcpy((*tag)->id.sha1, itag->id, SHA1_DIGEST_LENGTH);
1959 f4a881ce 2018-11-17 stsp if (itag->tag_len == 0) {
1960 f4a881ce 2018-11-17 stsp (*tag)->tag = strdup("");
1961 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1962 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1966 f4a881ce 2018-11-17 stsp (*tag)->tag = malloc(itag->tag_len + 1);
1967 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1968 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1971 f4a881ce 2018-11-17 stsp memcpy((*tag)->tag, imsg.data + len,
1972 f4a881ce 2018-11-17 stsp itag->tag_len);
1973 f4a881ce 2018-11-17 stsp (*tag)->tag[itag->tag_len] = '\0';
1975 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1977 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1978 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1979 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1981 f4a881ce 2018-11-17 stsp if (itag->tagger_len == 0) {
1982 f4a881ce 2018-11-17 stsp (*tag)->tagger = strdup("");
1983 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1984 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1988 f4a881ce 2018-11-17 stsp (*tag)->tagger = malloc(itag->tagger_len + 1);
1989 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1990 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1993 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagger, imsg.data + len,
1994 f4a881ce 2018-11-17 stsp itag->tagger_len);
1995 f4a881ce 2018-11-17 stsp (*tag)->tagger[itag->tagger_len] = '\0';
1997 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1999 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
2000 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
2001 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
2002 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
2006 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
2008 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
2009 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
2010 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
2013 f4a881ce 2018-11-17 stsp while (remain > 0) {
2014 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
2015 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
2018 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
2020 f4a881ce 2018-11-17 stsp return err;
2022 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
2023 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2025 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
2027 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
2028 f4a881ce 2018-11-17 stsp offset += n;
2029 f4a881ce 2018-11-17 stsp remain -= n;
2031 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
2036 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2040 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
2042 2178c42e 2018-04-22 stsp return err;
2045 876c234b 2018-09-10 stsp const struct got_error *
2046 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
2047 876c234b 2018-09-10 stsp struct got_packidx *packidx)
2049 41496140 2019-02-21 stsp const struct got_error *err = NULL;
2050 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
2051 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
2054 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
2055 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
2056 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
2057 876c234b 2018-09-10 stsp if (fd == -1)
2058 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
2060 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
2061 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
2062 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
2063 41496140 2019-02-21 stsp close(fd);
2064 41496140 2019-02-21 stsp return err;
2067 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
2068 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
2069 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
2070 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
2072 876c234b 2018-09-10 stsp fd = dup(pack->fd);
2073 876c234b 2018-09-10 stsp if (fd == -1)
2074 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
2076 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
2078 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
2079 41496140 2019-02-21 stsp close(fd);
2080 41496140 2019-02-21 stsp return err;
2083 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
2086 876c234b 2018-09-10 stsp const struct got_error *
2087 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
2088 106807b4 2018-09-15 stsp struct got_object_id *id)
2090 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
2092 876c234b 2018-09-10 stsp iobj.idx = idx;
2093 106807b4 2018-09-15 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2095 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
2096 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
2097 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
2098 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
2100 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2103 aba9c984 2019-09-08 stsp const struct got_error *
2104 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
2105 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
2107 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2109 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2110 59d1e4a0 2021-03-10 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2112 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2113 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2114 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2115 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2117 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2120 59d1e4a0 2021-03-10 stsp const struct got_error *
2121 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2123 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2125 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2126 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2127 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2128 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2129 aba9c984 2019-09-08 stsp close(fd);
2130 aba9c984 2019-09-08 stsp return err;
2133 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2136 aba9c984 2019-09-08 stsp const struct got_error *
2137 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2139 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2140 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2141 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2142 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2143 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2145 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2148 aba9c984 2019-09-08 stsp const struct got_error *
2149 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2151 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2152 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2153 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2154 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2155 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2157 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2161 20b7abb3 2020-10-22 stsp const struct got_error *
2162 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2164 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2165 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2166 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2167 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2169 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2172 aba9c984 2019-09-08 stsp const struct got_error *
2173 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2175 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2176 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2177 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2178 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2180 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2183 cd95becd 2019-11-29 stsp const struct got_error *
2184 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2186 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2187 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2188 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2189 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2191 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2194 aba9c984 2019-09-08 stsp const struct got_error *
2195 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2197 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2198 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2199 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2200 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2202 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2205 9a1cc63f 2020-02-03 stsp const struct got_error *
2206 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2208 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2209 aba9c984 2019-09-08 stsp struct imsg imsg;
2210 aba9c984 2019-09-08 stsp size_t datalen;
2211 aba9c984 2019-09-08 stsp const size_t min_datalen = 0;
2213 aba9c984 2019-09-08 stsp *str = NULL;
2215 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2217 aba9c984 2019-09-08 stsp return err;
2218 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2220 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2221 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2222 aba9c984 2019-09-08 stsp if (datalen == 0)
2224 6c13dcd2 2020-09-18 stsp /* datalen does not include terminating \0 */
2225 6c13dcd2 2020-09-18 stsp *str = malloc(datalen + 1);
2226 aba9c984 2019-09-08 stsp if (*str == NULL) {
2227 aba9c984 2019-09-08 stsp err = got_error_from_errno("malloc");
2230 6c13dcd2 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2231 6c13dcd2 2020-09-18 stsp (*str)[datalen] = '\0';
2234 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2238 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2239 aba9c984 2019-09-08 stsp return err;
2242 aba9c984 2019-09-08 stsp const struct got_error *
2243 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2245 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2246 aba9c984 2019-09-08 stsp struct imsg imsg;
2247 aba9c984 2019-09-08 stsp size_t datalen;
2248 aba9c984 2019-09-08 stsp const size_t min_datalen =
2249 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2253 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2255 aba9c984 2019-09-08 stsp return err;
2256 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2258 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2259 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2260 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2261 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2264 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2267 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2271 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2272 cd95becd 2019-11-29 stsp return err;
2275 b8adfa55 2020-09-25 stsp static void
2276 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2280 b8adfa55 2020-09-25 stsp free(remote->name);
2281 6480c871 2021-08-30 stsp free(remote->fetch_url);
2282 6480c871 2021-08-30 stsp free(remote->send_url);
2283 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2284 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2285 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2286 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2287 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2288 6480c871 2021-08-30 stsp free(remote->send_branches);
2289 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2290 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2291 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2294 cd95becd 2019-11-29 stsp const struct got_error *
2295 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2296 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2298 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2299 cd95becd 2019-11-29 stsp struct imsg imsg;
2300 cd95becd 2019-11-29 stsp size_t datalen;
2301 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2302 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2304 cd95becd 2019-11-29 stsp *remotes = NULL;
2305 cd95becd 2019-11-29 stsp *nremotes = 0;
2306 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2308 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2310 cd95becd 2019-11-29 stsp return err;
2311 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2313 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2314 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2315 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2316 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2319 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2320 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2321 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2322 cd95becd 2019-11-29 stsp return NULL;
2326 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2327 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2330 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2332 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2333 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2334 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2336 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2337 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2339 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2342 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2344 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2345 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2346 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2347 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2348 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2349 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2352 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2353 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2354 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2355 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2356 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2357 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2358 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2361 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2362 cd95becd 2019-11-29 stsp iremote.name_len);
2363 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2364 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2367 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2368 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2369 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2370 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2371 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2374 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2375 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2376 6480c871 2021-08-30 stsp iremote.send_url_len);
2377 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2378 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2379 6480c871 2021-08-30 stsp free_remote_data(remote);
2382 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2383 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2384 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2385 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2386 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2387 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2388 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2389 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2390 cd95becd 2019-11-29 stsp (*nremotes)++;
2393 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2397 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2402 cd95becd 2019-11-29 stsp if (err) {
2404 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2405 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2406 cd95becd 2019-11-29 stsp free(*remotes);
2407 cd95becd 2019-11-29 stsp *remotes = NULL;
2408 cd95becd 2019-11-29 stsp *nremotes = 0;
2410 aba9c984 2019-09-08 stsp return err;
2413 257add31 2020-09-09 stsp const struct got_error *
2414 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2416 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2418 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2419 257add31 2020-09-09 stsp NULL, 0) == -1) {
2420 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2421 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2422 257add31 2020-09-09 stsp close(fd);
2423 257add31 2020-09-09 stsp return err;
2426 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2429 257add31 2020-09-09 stsp const struct got_error *
2430 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2432 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2433 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2434 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2435 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2437 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2440 ca6e02ac 2020-01-07 stsp const struct got_error *
2441 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2443 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2444 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2445 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2446 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2448 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2451 257add31 2020-09-09 stsp const struct got_error *
2452 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2454 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2455 257add31 2020-09-09 stsp struct imsg imsg;
2456 257add31 2020-09-09 stsp size_t datalen;
2457 257add31 2020-09-09 stsp const size_t min_datalen = 0;
2459 257add31 2020-09-09 stsp *str = NULL;
2461 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2463 257add31 2020-09-09 stsp return err;
2464 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2466 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2467 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2468 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2469 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2472 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2474 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2475 257add31 2020-09-09 stsp if (datalen == 0)
2477 5874ea87 2020-09-18 stsp /* datalen does not include terminating \0 */
2478 5874ea87 2020-09-18 stsp *str = malloc(datalen + 1);
2479 257add31 2020-09-09 stsp if (*str == NULL) {
2480 257add31 2020-09-09 stsp err = got_error_from_errno("malloc");
2483 5874ea87 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2484 5874ea87 2020-09-18 stsp (*str)[datalen] = '\0';
2487 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2491 257add31 2020-09-09 stsp imsg_free(&imsg);
2492 257add31 2020-09-09 stsp return err;
2495 257add31 2020-09-09 stsp const struct got_error *
2496 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2497 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2499 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2500 257add31 2020-09-09 stsp struct imsg imsg;
2501 257add31 2020-09-09 stsp size_t datalen;
2502 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2503 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2504 257add31 2020-09-09 stsp const size_t min_datalen =
2505 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2507 257add31 2020-09-09 stsp *remotes = NULL;
2508 257add31 2020-09-09 stsp *nremotes = 0;
2509 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2511 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2513 257add31 2020-09-09 stsp return err;
2514 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2516 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2517 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2518 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2519 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2522 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2524 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2525 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2526 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2529 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2530 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2531 257add31 2020-09-09 stsp imsg_free(&imsg);
2532 257add31 2020-09-09 stsp return NULL;
2536 257add31 2020-09-09 stsp imsg_free(&imsg);
2537 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2540 257add31 2020-09-09 stsp imsg_free(&imsg);
2542 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2543 257add31 2020-09-09 stsp if (*remotes == NULL)
2544 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2546 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2547 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2548 257add31 2020-09-09 stsp const size_t min_datalen =
2549 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2552 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2555 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2557 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2558 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2559 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2560 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2563 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2565 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2566 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2567 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2568 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2569 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2572 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2573 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2574 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2575 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2576 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2577 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2578 6480c871 2021-08-30 stsp datalen) {
2579 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2582 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2583 257add31 2020-09-09 stsp iremote.name_len);
2584 257add31 2020-09-09 stsp if (remote->name == NULL) {
2585 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2588 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2589 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2590 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2591 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2592 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2593 6480c871 2021-08-30 stsp free_remote_data(remote);
2596 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2597 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2598 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2599 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2600 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2601 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2604 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2605 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2606 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2607 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2608 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2609 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2610 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2611 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2615 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2616 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2617 b8adfa55 2020-09-25 stsp char *branch;
2618 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2620 b8adfa55 2020-09-25 stsp if (err) {
2621 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2622 b8adfa55 2020-09-25 stsp goto done;
2624 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2625 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2627 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2628 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2629 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2630 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2631 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2632 99495ddb 2021-01-10 stsp free_remote_data(remote);
2636 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2637 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2638 6480c871 2021-08-30 stsp char *branch;
2639 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2641 6480c871 2021-08-30 stsp if (err) {
2642 6480c871 2021-08-30 stsp free_remote_data(remote);
2643 6480c871 2021-08-30 stsp goto done;
2645 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2646 6480c871 2021-08-30 stsp remote->nsend_branches++;
2648 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2649 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2650 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2651 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2652 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2653 6480c871 2021-08-30 stsp free_remote_data(remote);
2657 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2658 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2659 99495ddb 2021-01-10 stsp char *ref;
2660 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2662 99495ddb 2021-01-10 stsp if (err) {
2663 99495ddb 2021-01-10 stsp free_remote_data(remote);
2664 99495ddb 2021-01-10 stsp goto done;
2666 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2667 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2669 257add31 2020-09-09 stsp (*nremotes)++;
2672 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2676 257add31 2020-09-09 stsp imsg_free(&imsg);
2681 257add31 2020-09-09 stsp if (err) {
2683 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2684 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2685 257add31 2020-09-09 stsp free(*remotes);
2686 257add31 2020-09-09 stsp *remotes = NULL;
2687 257add31 2020-09-09 stsp *nremotes = 0;
2689 257add31 2020-09-09 stsp return err;
2692 257add31 2020-09-09 stsp const struct got_error *
2693 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2694 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2696 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2697 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2698 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2700 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2701 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2702 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2703 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2704 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2705 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1) {
2706 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2707 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2708 ca6e02ac 2020-01-07 stsp return err;
2710 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1) {
2711 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2712 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2713 ca6e02ac 2020-01-07 stsp return err;
2715 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, path, path_len) == -1) {
2716 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2717 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2718 ca6e02ac 2020-01-07 stsp return err;
2721 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2722 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2724 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2727 ca6e02ac 2020-01-07 stsp const struct got_error *
2728 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2729 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2730 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2732 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2733 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2734 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2735 ca6e02ac 2020-01-07 stsp size_t datalen;
2736 ca6e02ac 2020-01-07 stsp int i, done = 0;
2738 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2739 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2741 ca6e02ac 2020-01-07 stsp while (!done) {
2742 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2744 ca6e02ac 2020-01-07 stsp return err;
2746 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2747 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2748 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2749 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2750 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2751 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2752 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2755 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2756 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2757 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2758 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2759 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2762 d7b5a0e8 2022-04-20 stsp memcpy(qid->id.sha1, sha1, SHA1_DIGEST_LENGTH);
2763 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2765 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2766 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2767 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2768 d7b5a0e8 2022-04-20 stsp got_object_id_dup(&qid->id);
2769 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2770 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2771 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2777 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2778 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2779 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2782 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2783 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2785 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2789 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2793 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2799 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2800 ca6e02ac 2020-01-07 stsp return err;
2803 67fd6849 2022-02-13 stsp const struct got_error *
2804 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
2805 67fd6849 2022-02-13 stsp struct got_object_id *id)
2807 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta_request dreq;
2809 67fd6849 2022-02-13 stsp dreq.idx = idx;
2810 67fd6849 2022-02-13 stsp memcpy(dreq.id, id->sha1, SHA1_DIGEST_LENGTH);
2812 67fd6849 2022-02-13 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
2813 67fd6849 2022-02-13 stsp &dreq, sizeof(dreq)) == -1)
2814 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
2816 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
2819 67fd6849 2022-02-13 stsp const struct got_error *
2820 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
2822 67fd6849 2022-02-13 stsp return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
2825 67fd6849 2022-02-13 stsp const struct got_error *
2826 67fd6849 2022-02-13 stsp got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
2827 2d9e6abf 2022-05-04 stsp uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
2828 2d9e6abf 2022-05-04 stsp off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
2830 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta idelta;
2833 67fd6849 2022-02-13 stsp idelta.base_size = base_size;
2834 67fd6849 2022-02-13 stsp idelta.result_size = result_size;
2835 67fd6849 2022-02-13 stsp idelta.delta_size = delta_size;
2836 2d9e6abf 2022-05-04 stsp idelta.delta_compressed_size = delta_compressed_size;
2837 67fd6849 2022-02-13 stsp idelta.delta_offset = delta_offset;
2838 67fd6849 2022-02-13 stsp idelta.delta_out_offset = delta_out_offset;
2839 67fd6849 2022-02-13 stsp memcpy(idelta.base_id, base_id->sha1, SHA1_DIGEST_LENGTH);
2841 67fd6849 2022-02-13 stsp ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
2842 67fd6849 2022-02-13 stsp &idelta, sizeof(idelta));
2843 67fd6849 2022-02-13 stsp if (ret == -1)
2844 67fd6849 2022-02-13 stsp return got_error_from_errno("imsg_compose RAW_DELTA");
2846 67fd6849 2022-02-13 stsp return flush_imsg(ibuf);
2849 ca6e02ac 2020-01-07 stsp const struct got_error *
2850 67fd6849 2022-02-13 stsp got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
2851 2d9e6abf 2022-05-04 stsp off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
2852 2d9e6abf 2022-05-04 stsp off_t *delta_out_offset, struct got_object_id **base_id, struct imsgbuf *ibuf)
2854 67fd6849 2022-02-13 stsp const struct got_error *err = NULL;
2855 67fd6849 2022-02-13 stsp struct imsg imsg;
2856 67fd6849 2022-02-13 stsp struct got_imsg_raw_delta *delta;
2857 67fd6849 2022-02-13 stsp size_t datalen;
2859 67fd6849 2022-02-13 stsp *base_size = 0;
2860 67fd6849 2022-02-13 stsp *result_size = 0;
2861 67fd6849 2022-02-13 stsp *delta_size = 0;
2862 2d9e6abf 2022-05-04 stsp *delta_compressed_size = 0;
2863 67fd6849 2022-02-13 stsp *delta_offset = 0;
2864 67fd6849 2022-02-13 stsp *delta_out_offset = 0;
2865 67fd6849 2022-02-13 stsp *base_id = NULL;
2867 67fd6849 2022-02-13 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2869 67fd6849 2022-02-13 stsp return err;
2871 67fd6849 2022-02-13 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2873 67fd6849 2022-02-13 stsp switch (imsg.hdr.type) {
2874 67fd6849 2022-02-13 stsp case GOT_IMSG_RAW_DELTA:
2875 67fd6849 2022-02-13 stsp if (datalen != sizeof(*delta)) {
2876 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2879 67fd6849 2022-02-13 stsp delta = imsg.data;
2880 67fd6849 2022-02-13 stsp *base_size = delta->base_size;
2881 67fd6849 2022-02-13 stsp *result_size = delta->result_size;
2882 67fd6849 2022-02-13 stsp *delta_size = delta->delta_size;
2883 2d9e6abf 2022-05-04 stsp *delta_compressed_size = delta->delta_compressed_size;
2884 67fd6849 2022-02-13 stsp *delta_offset = delta->delta_offset;
2885 67fd6849 2022-02-13 stsp *delta_out_offset = delta->delta_out_offset;
2886 67fd6849 2022-02-13 stsp *base_id = calloc(1, sizeof(**base_id));
2887 67fd6849 2022-02-13 stsp if (*base_id == NULL) {
2888 67fd6849 2022-02-13 stsp err = got_error_from_errno("malloc");
2891 67fd6849 2022-02-13 stsp memcpy((*base_id)->sha1, delta->base_id, SHA1_DIGEST_LENGTH);
2894 67fd6849 2022-02-13 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2898 67fd6849 2022-02-13 stsp imsg_free(&imsg);
2900 67fd6849 2022-02-13 stsp if (err) {
2901 67fd6849 2022-02-13 stsp free(*base_id);
2902 67fd6849 2022-02-13 stsp *base_id = NULL;
2904 fae7e038 2022-05-07 stsp return err;
2907 fae7e038 2022-05-07 stsp const struct got_error *
2908 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist(struct imsgbuf *ibuf,
2909 fae7e038 2022-05-07 stsp struct got_object_id **ids, size_t nids)
2911 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
2912 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist idlist;
2913 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
2916 fae7e038 2022-05-07 stsp if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
2917 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
2919 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
2920 fae7e038 2022-05-07 stsp sizeof(idlist) + nids * sizeof(**ids));
2921 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
2922 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create OBJ_ID_LIST");
2923 fae7e038 2022-05-07 stsp return err;
2926 fae7e038 2022-05-07 stsp idlist.nids = nids;
2927 fae7e038 2022-05-07 stsp if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1) {
2928 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_add OBJ_ID_LIST");
2929 fae7e038 2022-05-07 stsp ibuf_free(wbuf);
2930 fae7e038 2022-05-07 stsp return err;
2933 fae7e038 2022-05-07 stsp for (i = 0; i < nids; i++) {
2934 fae7e038 2022-05-07 stsp struct got_object_id *id = ids[i];
2935 fae7e038 2022-05-07 stsp if (imsg_add(wbuf, id, sizeof(*id)) == -1) {
2936 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_add OBJ_ID_LIST");
2937 fae7e038 2022-05-07 stsp ibuf_free(wbuf);
2938 fae7e038 2022-05-07 stsp return err;
2942 fae7e038 2022-05-07 stsp wbuf->fd = -1;
2943 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
2945 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
2948 fae7e038 2022-05-07 stsp const struct got_error *
2949 fae7e038 2022-05-07 stsp got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
2951 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
2953 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
2955 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
2958 fae7e038 2022-05-07 stsp const struct got_error *
2959 fae7e038 2022-05-07 stsp got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
2960 fae7e038 2022-05-07 stsp size_t *nids, struct imsgbuf *ibuf)
2962 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
2963 fae7e038 2022-05-07 stsp struct imsg imsg;
2964 fae7e038 2022-05-07 stsp struct got_imsg_object_idlist *idlist;
2965 fae7e038 2022-05-07 stsp size_t datalen;
2967 fae7e038 2022-05-07 stsp *ids = NULL;
2968 fae7e038 2022-05-07 stsp *done = 0;
2969 fae7e038 2022-05-07 stsp *nids = 0;
2971 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2973 fae7e038 2022-05-07 stsp return err;
2975 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2976 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
2977 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST:
2978 fae7e038 2022-05-07 stsp if (datalen < sizeof(*idlist)) {
2979 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2982 fae7e038 2022-05-07 stsp idlist = imsg.data;
2983 fae7e038 2022-05-07 stsp if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS) {
2984 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2987 fae7e038 2022-05-07 stsp *nids = idlist->nids;
2988 fae7e038 2022-05-07 stsp *ids = calloc(*nids, sizeof(**ids));
2989 fae7e038 2022-05-07 stsp if (*ids == NULL) {
2990 fae7e038 2022-05-07 stsp err = got_error_from_errno("calloc");
2993 fae7e038 2022-05-07 stsp memcpy(*ids, (uint8_t *)imsg.data + sizeof(idlist),
2994 fae7e038 2022-05-07 stsp *nids * sizeof(**ids));
2996 fae7e038 2022-05-07 stsp case GOT_IMSG_OBJ_ID_LIST_DONE:
2997 fae7e038 2022-05-07 stsp *done = 1;
3000 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3004 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3006 fae7e038 2022-05-07 stsp return err;
3009 fae7e038 2022-05-07 stsp const struct got_error *
3010 fae7e038 2022-05-07 stsp got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3012 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3014 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3016 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3019 fae7e038 2022-05-07 stsp const struct got_error *
3020 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3021 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *deltas, size_t ndeltas)
3023 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3024 fae7e038 2022-05-07 stsp struct ibuf *wbuf;
3025 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas ideltas;
3028 fae7e038 2022-05-07 stsp if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3029 fae7e038 2022-05-07 stsp return got_error(GOT_ERR_NO_SPACE);
3031 fae7e038 2022-05-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3032 fae7e038 2022-05-07 stsp sizeof(ideltas) + ndeltas * sizeof(*deltas));
3033 fae7e038 2022-05-07 stsp if (wbuf == NULL) {
3034 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_create REUSED_DELTAS");
3035 fae7e038 2022-05-07 stsp return err;
3038 fae7e038 2022-05-07 stsp ideltas.ndeltas = ndeltas;
3039 fae7e038 2022-05-07 stsp if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1) {
3040 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_add REUSED_DELTAS");
3041 fae7e038 2022-05-07 stsp ibuf_free(wbuf);
3042 fae7e038 2022-05-07 stsp return err;
3045 fae7e038 2022-05-07 stsp for (i = 0; i < ndeltas; i++) {
3046 fae7e038 2022-05-07 stsp struct got_imsg_reused_delta *delta = &deltas[i];
3047 fae7e038 2022-05-07 stsp if (imsg_add(wbuf, delta, sizeof(*delta)) == -1) {
3048 fae7e038 2022-05-07 stsp err = got_error_from_errno("imsg_add REUSED_DELTAS");
3049 fae7e038 2022-05-07 stsp ibuf_free(wbuf);
3050 fae7e038 2022-05-07 stsp return err;
3054 fae7e038 2022-05-07 stsp wbuf->fd = -1;
3055 fae7e038 2022-05-07 stsp imsg_close(ibuf, wbuf);
3057 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3060 fae7e038 2022-05-07 stsp const struct got_error *
3061 fae7e038 2022-05-07 stsp got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3063 fae7e038 2022-05-07 stsp if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3065 fae7e038 2022-05-07 stsp return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3067 fae7e038 2022-05-07 stsp return flush_imsg(ibuf);
3070 fae7e038 2022-05-07 stsp const struct got_error *
3071 fae7e038 2022-05-07 stsp got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3072 fae7e038 2022-05-07 stsp size_t *ndeltas, struct imsgbuf *ibuf)
3074 fae7e038 2022-05-07 stsp const struct got_error *err = NULL;
3075 fae7e038 2022-05-07 stsp struct imsg imsg;
3076 fae7e038 2022-05-07 stsp struct got_imsg_reused_deltas *ideltas;
3077 fae7e038 2022-05-07 stsp size_t datalen;
3079 fae7e038 2022-05-07 stsp *done = 0;
3080 fae7e038 2022-05-07 stsp *ndeltas = 0;
3082 fae7e038 2022-05-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3084 fae7e038 2022-05-07 stsp return err;
3086 fae7e038 2022-05-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3087 fae7e038 2022-05-07 stsp switch (imsg.hdr.type) {
3088 fae7e038 2022-05-07 stsp case GOT_IMSG_REUSED_DELTAS:
3089 fae7e038 2022-05-07 stsp if (datalen < sizeof(*ideltas)) {
3090 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3093 fae7e038 2022-05-07 stsp ideltas = imsg.data;
3094 fae7e038 2022-05-07 stsp if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS) {
3095 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
3098 fae7e038 2022-05-07 stsp *ndeltas = ideltas->ndeltas;
3099 fae7e038 2022-05-07 stsp memcpy(deltas, (uint8_t *)imsg.data + sizeof(ideltas),
3100 fae7e038 2022-05-07 stsp *ndeltas * sizeof(*deltas));
3102 fae7e038 2022-05-07 stsp case GOT_IMSG_DELTA_REUSE_DONE:
3103 fae7e038 2022-05-07 stsp *done = 1;
3106 fae7e038 2022-05-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
3110 fae7e038 2022-05-07 stsp imsg_free(&imsg);
3112 67fd6849 2022-02-13 stsp return err;
3115 67fd6849 2022-02-13 stsp const struct got_error *
3116 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3118 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3119 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3120 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3121 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3122 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3123 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3124 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3125 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3126 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3127 e9ce266e 2022-03-07 op GOT_PATH_PROG_READ_PATCH,
3128 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3129 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3130 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3134 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3135 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3137 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3140 63219cd2 2019-01-04 stsp return NULL;
3144 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3146 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3147 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3151 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3152 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3156 4a55b231 2021-12-09 stsp closefrom(GOT_IMSG_FD_CHILD + 1);
3158 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3159 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3160 aba9c984 2019-09-08 stsp strerror(errno));