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/uio.h>
20 876c234b 2018-09-10 stsp #include <sys/wait.h>
22 531c3985 2020-03-18 stsp #include <ctype.h>
23 23c57b28 2020-09-11 naddy #include <limits.h>
24 a486b62b 2021-05-18 stsp #include <signal.h>
25 2178c42e 2018-04-22 stsp #include <stdio.h>
26 2178c42e 2018-04-22 stsp #include <stdlib.h>
27 2178c42e 2018-04-22 stsp #include <string.h>
28 2178c42e 2018-04-22 stsp #include <errno.h>
29 2178c42e 2018-04-22 stsp #include <stdint.h>
30 2178c42e 2018-04-22 stsp #include <poll.h>
31 81a12da5 2020-09-09 naddy #include <unistd.h>
32 2178c42e 2018-04-22 stsp #include <zlib.h>
33 788c352e 2018-06-16 stsp #include <time.h>
35 dd038bc6 2021-09-21 thomas.ad #include "got_compat.h"
37 2178c42e 2018-04-22 stsp #include "got_object.h"
38 2178c42e 2018-04-22 stsp #include "got_error.h"
39 3022d272 2019-11-14 stsp #include "got_path.h"
40 cd95becd 2019-11-29 stsp #include "got_repository.h"
42 2178c42e 2018-04-22 stsp #include "got_lib_sha1.h"
43 2178c42e 2018-04-22 stsp #include "got_lib_delta.h"
44 63581804 2018-07-09 stsp #include "got_lib_inflate.h"
45 2178c42e 2018-04-22 stsp #include "got_lib_object.h"
46 a440fac0 2018-09-06 stsp #include "got_lib_object_parse.h"
47 2178c42e 2018-04-22 stsp #include "got_lib_privsep.h"
48 876c234b 2018-09-10 stsp #include "got_lib_pack.h"
51 2178c42e 2018-04-22 stsp #define MIN(_a,_b) ((_a) < (_b) ? (_a) : (_b))
54 c39c25dd 2019-08-09 stsp #ifndef nitems
55 c39c25dd 2019-08-09 stsp #define nitems(_a) (sizeof((_a)) / sizeof((_a)[0]))
58 2178c42e 2018-04-22 stsp static const struct got_error *
59 2178c42e 2018-04-22 stsp poll_fd(int fd, int events, int timeout)
61 2178c42e 2018-04-22 stsp struct pollfd pfd[1];
62 a486b62b 2021-05-18 stsp struct timespec ts;
63 a486b62b 2021-05-18 stsp sigset_t sigset;
66 2178c42e 2018-04-22 stsp pfd[0].fd = fd;
67 2178c42e 2018-04-22 stsp pfd[0].events = events;
69 a486b62b 2021-05-18 stsp ts.tv_sec = timeout;
70 a486b62b 2021-05-18 stsp ts.tv_nsec = 0;
72 a486b62b 2021-05-18 stsp if (sigemptyset(&sigset) == -1)
73 a486b62b 2021-05-18 stsp return got_error_from_errno("sigemptyset");
74 a486b62b 2021-05-18 stsp if (sigaddset(&sigset, SIGWINCH) == -1)
75 a486b62b 2021-05-18 stsp return got_error_from_errno("sigaddset");
77 a486b62b 2021-05-18 stsp n = ppoll(pfd, 1, timeout == INFTIM ? NULL : &ts, &sigset);
78 2178c42e 2018-04-22 stsp if (n == -1)
79 932dbee7 2021-05-19 stsp return got_error_from_errno("ppoll");
81 2178c42e 2018-04-22 stsp return got_error(GOT_ERR_TIMEOUT);
82 2178c42e 2018-04-22 stsp if (pfd[0].revents & (POLLERR | POLLNVAL))
83 638f9024 2019-05-13 stsp return got_error_from_errno("poll error");
84 2178c42e 2018-04-22 stsp if (pfd[0].revents & (events | POLLHUP))
85 2178c42e 2018-04-22 stsp return NULL;
87 2178c42e 2018-04-22 stsp return got_error(GOT_ERR_INTERRUPT);
90 c4eae628 2018-04-23 stsp static const struct got_error *
91 e033d803 2018-04-23 stsp read_imsg(struct imsgbuf *ibuf)
93 fe36cf76 2018-04-23 stsp const struct got_error *err;
96 fe36cf76 2018-04-23 stsp err = poll_fd(ibuf->fd, POLLIN, INFTIM);
100 fe36cf76 2018-04-23 stsp n = imsg_read(ibuf);
101 fe36cf76 2018-04-23 stsp if (n == -1) {
102 fe36cf76 2018-04-23 stsp if (errno == EAGAIN) /* Could be a file-descriptor leak. */
103 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_NO_FD);
104 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_READ);
106 fe36cf76 2018-04-23 stsp if (n == 0)
107 fe36cf76 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_PIPE);
109 e033d803 2018-04-23 stsp return NULL;
112 ad242220 2018-09-08 stsp const struct got_error *
113 876c234b 2018-09-10 stsp got_privsep_wait_for_child(pid_t pid)
115 876c234b 2018-09-10 stsp int child_status;
117 2cb49fa8 2019-05-10 stsp if (waitpid(pid, &child_status, 0) == -1)
118 638f9024 2019-05-13 stsp return got_error_from_errno("waitpid");
120 876c234b 2018-09-10 stsp if (!WIFEXITED(child_status))
121 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_DIED);
123 876c234b 2018-09-10 stsp if (WEXITSTATUS(child_status) != 0)
124 876c234b 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_EXIT);
126 876c234b 2018-09-10 stsp return NULL;
129 73b7854a 2018-11-11 stsp static const struct got_error *
130 73b7854a 2018-11-11 stsp recv_imsg_error(struct imsg *imsg, size_t datalen)
132 73b7854a 2018-11-11 stsp struct got_imsg_error *ierr;
134 73b7854a 2018-11-11 stsp if (datalen != sizeof(*ierr))
135 73b7854a 2018-11-11 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
137 73b7854a 2018-11-11 stsp ierr = imsg->data;
138 73b7854a 2018-11-11 stsp if (ierr->code == GOT_ERR_ERRNO) {
139 73b7854a 2018-11-11 stsp static struct got_error serr;
140 73b7854a 2018-11-11 stsp serr.code = GOT_ERR_ERRNO;
141 73b7854a 2018-11-11 stsp serr.msg = strerror(ierr->errno_code);
142 73b7854a 2018-11-11 stsp return &serr;
145 73b7854a 2018-11-11 stsp return got_error(ierr->code);
148 876c234b 2018-09-10 stsp const struct got_error *
149 46de5bfd 2018-11-11 stsp got_privsep_recv_imsg(struct imsg *imsg, struct imsgbuf *ibuf,
150 46de5bfd 2018-11-11 stsp size_t min_datalen)
152 e033d803 2018-04-23 stsp const struct got_error *err;
155 e033d803 2018-04-23 stsp n = imsg_get(ibuf, imsg);
156 876c234b 2018-09-10 stsp if (n == -1)
157 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_get");
159 876c234b 2018-09-10 stsp while (n == 0) {
160 876c234b 2018-09-10 stsp err = read_imsg(ibuf);
162 876c234b 2018-09-10 stsp return err;
163 876c234b 2018-09-10 stsp n = imsg_get(ibuf, imsg);
164 cbfaaf20 2020-01-06 stsp if (n == -1)
165 cbfaaf20 2020-01-06 stsp return got_error_from_errno("imsg_get");
168 fe36cf76 2018-04-23 stsp if (imsg->hdr.len < IMSG_HEADER_SIZE + min_datalen)
169 c4eae628 2018-04-23 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
171 73b7854a 2018-11-11 stsp if (imsg->hdr.type == GOT_IMSG_ERROR) {
172 73b7854a 2018-11-11 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
173 73b7854a 2018-11-11 stsp return recv_imsg_error(imsg, datalen);
176 73b7854a 2018-11-11 stsp return NULL;
179 2178c42e 2018-04-22 stsp /* Attempt to send an error in an imsg. Complain on stderr as a last resort. */
181 2178c42e 2018-04-22 stsp got_privsep_send_error(struct imsgbuf *ibuf, const struct got_error *err)
183 2178c42e 2018-04-22 stsp const struct got_error *poll_err;
184 2178c42e 2018-04-22 stsp struct got_imsg_error ierr;
187 2178c42e 2018-04-22 stsp ierr.code = err->code;
188 2178c42e 2018-04-22 stsp if (err->code == GOT_ERR_ERRNO)
189 2178c42e 2018-04-22 stsp ierr.errno_code = errno;
191 2178c42e 2018-04-22 stsp ierr.errno_code = 0;
192 2178c42e 2018-04-22 stsp ret = imsg_compose(ibuf, GOT_IMSG_ERROR, 0, 0, -1, &ierr, sizeof(ierr));
193 e93cd828 2018-11-11 stsp if (ret == -1) {
194 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_compose: %s\n",
195 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
199 2178c42e 2018-04-22 stsp poll_err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
200 5d43e84d 2018-04-23 stsp if (poll_err) {
201 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": poll: %s\n",
202 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, poll_err->msg);
206 2178c42e 2018-04-22 stsp ret = imsg_flush(ibuf);
207 5d43e84d 2018-04-23 stsp if (ret == -1) {
208 2178c42e 2018-04-22 stsp fprintf(stderr, "%s: error %d \"%s\": imsg_flush: %s\n",
209 2178c42e 2018-04-22 stsp getprogname(), err->code, err->msg, strerror(errno));
210 e2752401 2022-02-16 thomas imsg_clear(ibuf);
215 e033d803 2018-04-23 stsp static const struct got_error *
216 e033d803 2018-04-23 stsp flush_imsg(struct imsgbuf *ibuf)
218 e033d803 2018-04-23 stsp const struct got_error *err;
220 e033d803 2018-04-23 stsp err = poll_fd(ibuf->fd, POLLOUT, INFTIM);
222 e033d803 2018-04-23 stsp return err;
224 e2752401 2022-02-16 thomas if (imsg_flush(ibuf) == -1) {
225 e2752401 2022-02-16 thomas imsg_clear(ibuf);
226 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_flush");
229 e033d803 2018-04-23 stsp return NULL;
232 ad242220 2018-09-08 stsp const struct got_error *
233 e70bf110 2020-03-22 stsp got_privsep_flush_imsg(struct imsgbuf *ibuf)
235 e70bf110 2020-03-22 stsp return flush_imsg(ibuf);
238 e70bf110 2020-03-22 stsp const struct got_error *
239 ad242220 2018-09-08 stsp got_privsep_send_stop(int fd)
241 ad242220 2018-09-08 stsp const struct got_error *err = NULL;
242 ad242220 2018-09-08 stsp struct imsgbuf ibuf;
244 ad242220 2018-09-08 stsp imsg_init(&ibuf, fd);
246 ad242220 2018-09-08 stsp if (imsg_compose(&ibuf, GOT_IMSG_STOP, 0, 0, -1, NULL, 0) == -1)
247 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose STOP");
249 ad242220 2018-09-08 stsp err = flush_imsg(&ibuf);
250 ad242220 2018-09-08 stsp return err;
253 93658fb9 2020-03-18 stsp const struct got_error *
254 d5c81d44 2021-07-08 stsp got_privsep_send_obj_req(struct imsgbuf *ibuf, int fd,
255 d5c81d44 2021-07-08 stsp struct got_object_id *id)
257 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT_REQUEST, 0, 0, fd,
258 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
259 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT_REQUEST");
261 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
264 59d1e4a0 2021-03-10 stsp const struct got_error *
265 d5c81d44 2021-07-08 stsp got_privsep_send_raw_obj_req(struct imsgbuf *ibuf, int fd,
266 d5c81d44 2021-07-08 stsp struct got_object_id *id)
268 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_REQUEST, 0, 0, fd,
269 d5c81d44 2021-07-08 stsp id, sizeof(*id)) == -1)
270 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose RAW_OBJECT_REQUEST");
272 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
275 59d1e4a0 2021-03-10 stsp const struct got_error *
276 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj_outfd(struct imsgbuf *ibuf, int outfd)
278 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
280 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_RAW_OBJECT_OUTFD, 0, 0, outfd, NULL, 0)
282 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_compose RAW_OBJECT_OUTFD");
283 59d1e4a0 2021-03-10 stsp close(outfd);
284 59d1e4a0 2021-03-10 stsp return err;
287 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
290 59d1e4a0 2021-03-10 stsp const struct got_error *
291 59d1e4a0 2021-03-10 stsp got_privsep_send_raw_obj(struct imsgbuf *ibuf, off_t size, size_t hdrlen,
292 59d1e4a0 2021-03-10 stsp uint8_t *data)
294 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
295 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj iobj;
296 59d1e4a0 2021-03-10 stsp size_t len = sizeof(iobj);
297 59d1e4a0 2021-03-10 stsp struct ibuf *wbuf;
299 59d1e4a0 2021-03-10 stsp iobj.hdrlen = hdrlen;
300 59d1e4a0 2021-03-10 stsp iobj.size = size;
302 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX)
303 a8591711 2021-06-18 stsp len += (size_t)size + hdrlen;
305 59d1e4a0 2021-03-10 stsp wbuf = imsg_create(ibuf, GOT_IMSG_RAW_OBJECT, 0, 0, len);
306 59d1e4a0 2021-03-10 stsp if (wbuf == NULL) {
307 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_create RAW_OBJECT");
308 59d1e4a0 2021-03-10 stsp return err;
311 59d1e4a0 2021-03-10 stsp if (imsg_add(wbuf, &iobj, sizeof(iobj)) == -1) {
312 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_add RAW_OBJECT");
313 59d1e4a0 2021-03-10 stsp ibuf_free(wbuf);
314 59d1e4a0 2021-03-10 stsp return err;
317 a8591711 2021-06-18 stsp if (data && size + hdrlen <= GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
318 a8591711 2021-06-18 stsp if (imsg_add(wbuf, data, size + hdrlen) == -1) {
319 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("imsg_add RAW_OBJECT");
320 59d1e4a0 2021-03-10 stsp ibuf_free(wbuf);
321 59d1e4a0 2021-03-10 stsp return err;
325 59d1e4a0 2021-03-10 stsp wbuf->fd = -1;
326 59d1e4a0 2021-03-10 stsp imsg_close(ibuf, wbuf);
328 1785f84a 2018-12-23 stsp return flush_imsg(ibuf);
331 1785f84a 2018-12-23 stsp const struct got_error *
332 59d1e4a0 2021-03-10 stsp got_privsep_recv_raw_obj(uint8_t **outbuf, off_t *size, size_t *hdrlen,
333 59d1e4a0 2021-03-10 stsp struct imsgbuf *ibuf)
335 59d1e4a0 2021-03-10 stsp const struct got_error *err = NULL;
336 59d1e4a0 2021-03-10 stsp struct imsg imsg;
337 59d1e4a0 2021-03-10 stsp struct got_imsg_raw_obj *iobj;
338 59d1e4a0 2021-03-10 stsp size_t datalen;
340 59d1e4a0 2021-03-10 stsp *outbuf = NULL;
342 59d1e4a0 2021-03-10 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
344 59d1e4a0 2021-03-10 stsp return err;
346 59d1e4a0 2021-03-10 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
348 59d1e4a0 2021-03-10 stsp switch (imsg.hdr.type) {
349 59d1e4a0 2021-03-10 stsp case GOT_IMSG_RAW_OBJECT:
350 59d1e4a0 2021-03-10 stsp if (datalen < sizeof(*iobj)) {
351 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
354 59d1e4a0 2021-03-10 stsp iobj = imsg.data;
355 59d1e4a0 2021-03-10 stsp *size = iobj->size;
356 59d1e4a0 2021-03-10 stsp *hdrlen = iobj->hdrlen;
358 59d1e4a0 2021-03-10 stsp if (datalen == sizeof(*iobj)) {
359 59d1e4a0 2021-03-10 stsp /* Data has been written to file descriptor. */
363 a8591711 2021-06-18 stsp if (*size + *hdrlen > GOT_PRIVSEP_INLINE_OBJECT_DATA_MAX) {
364 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
368 a8591711 2021-06-18 stsp *outbuf = malloc(*size + *hdrlen);
369 59d1e4a0 2021-03-10 stsp if (*outbuf == NULL) {
370 59d1e4a0 2021-03-10 stsp err = got_error_from_errno("malloc");
373 a8591711 2021-06-18 stsp memcpy(*outbuf, imsg.data + sizeof(*iobj), *size + *hdrlen);
376 59d1e4a0 2021-03-10 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
380 59d1e4a0 2021-03-10 stsp imsg_free(&imsg);
382 59d1e4a0 2021-03-10 stsp return err;
385 59d1e4a0 2021-03-10 stsp const struct got_error *
386 1785f84a 2018-12-23 stsp got_privsep_send_commit_req(struct imsgbuf *ibuf, int fd,
387 1785f84a 2018-12-23 stsp struct got_object_id *id, int pack_idx)
389 41496140 2019-02-21 stsp const struct got_error *err = NULL;
390 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
391 d5c81d44 2021-07-08 stsp void *data;
392 1785f84a 2018-12-23 stsp size_t len;
394 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* commit is packed */
395 1785f84a 2018-12-23 stsp iobj.idx = pack_idx;
396 1785f84a 2018-12-23 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
397 d5c81d44 2021-07-08 stsp data = &iobj;
398 1785f84a 2018-12-23 stsp len = sizeof(iobj);
401 d5c81d44 2021-07-08 stsp len = sizeof(*id);
404 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_REQUEST, 0, 0, fd, data, len)
406 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT_REQUEST");
408 41496140 2019-02-21 stsp return err;
411 13c729f7 2018-12-24 stsp return flush_imsg(ibuf);
414 13c729f7 2018-12-24 stsp const struct got_error *
415 13c729f7 2018-12-24 stsp got_privsep_send_tree_req(struct imsgbuf *ibuf, int fd,
416 13c729f7 2018-12-24 stsp struct got_object_id *id, int pack_idx)
418 41496140 2019-02-21 stsp const struct got_error *err = NULL;
419 7f358e3b 2019-11-23 stsp struct ibuf *wbuf;
420 d5c81d44 2021-07-08 stsp size_t len;
422 d5c81d44 2021-07-08 stsp if (pack_idx != -1)
423 d5c81d44 2021-07-08 stsp len = sizeof(struct got_imsg_packed_object);
425 d5c81d44 2021-07-08 stsp len = sizeof(*id);
427 7f358e3b 2019-11-23 stsp wbuf = imsg_create(ibuf, GOT_IMSG_TREE_REQUEST, 0, 0, len);
428 7f358e3b 2019-11-23 stsp if (wbuf == NULL)
429 7f358e3b 2019-11-23 stsp return got_error_from_errno("imsg_create TREE_REQUEST");
431 d5c81d44 2021-07-08 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1) {
432 519c7583 2022-01-27 thomas err = got_error_from_errno("imsg_add TREE_REQUEST");
433 d5c81d44 2021-07-08 stsp ibuf_free(wbuf);
434 d5c81d44 2021-07-08 stsp return err;
437 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tree is packed */
438 7f358e3b 2019-11-23 stsp if (imsg_add(wbuf, &pack_idx, sizeof(pack_idx)) == -1) {
439 519c7583 2022-01-27 thomas err = got_error_from_errno("imsg_add TREE_REQUEST");
440 7f358e3b 2019-11-23 stsp ibuf_free(wbuf);
441 7f358e3b 2019-11-23 stsp return err;
445 7f358e3b 2019-11-23 stsp wbuf->fd = fd;
446 7f358e3b 2019-11-23 stsp imsg_close(ibuf, wbuf);
448 268f7291 2018-12-24 stsp return flush_imsg(ibuf);
451 268f7291 2018-12-24 stsp const struct got_error *
452 268f7291 2018-12-24 stsp got_privsep_send_tag_req(struct imsgbuf *ibuf, int fd,
453 268f7291 2018-12-24 stsp struct got_object_id *id, int pack_idx)
455 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
456 d5c81d44 2021-07-08 stsp void *data;
457 268f7291 2018-12-24 stsp size_t len;
459 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* tag is packed */
460 268f7291 2018-12-24 stsp iobj.idx = pack_idx;
461 268f7291 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
462 d5c81d44 2021-07-08 stsp data = &iobj;
463 268f7291 2018-12-24 stsp len = sizeof(iobj);
466 d5c81d44 2021-07-08 stsp len = sizeof(*id);
469 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_REQUEST, 0, 0, fd, data, len)
471 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose TAG_REQUEST");
473 7762fe12 2018-11-05 stsp return flush_imsg(ibuf);
476 7762fe12 2018-11-05 stsp const struct got_error *
477 ebc55e2d 2018-12-24 stsp got_privsep_send_blob_req(struct imsgbuf *ibuf, int infd,
478 ebc55e2d 2018-12-24 stsp struct got_object_id *id, int pack_idx)
480 41496140 2019-02-21 stsp const struct got_error *err = NULL;
481 d5c81d44 2021-07-08 stsp struct got_imsg_packed_object iobj;
482 d5c81d44 2021-07-08 stsp void *data;
483 ebc55e2d 2018-12-24 stsp size_t len;
485 d5c81d44 2021-07-08 stsp if (pack_idx != -1) { /* blob is packed */
486 ebc55e2d 2018-12-24 stsp iobj.idx = pack_idx;
487 ebc55e2d 2018-12-24 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
488 d5c81d44 2021-07-08 stsp data = &iobj;
489 ebc55e2d 2018-12-24 stsp len = sizeof(iobj);
492 d5c81d44 2021-07-08 stsp len = sizeof(*id);
495 d5c81d44 2021-07-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_REQUEST, 0, 0, infd, data, len)
497 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_REQUEST");
498 41496140 2019-02-21 stsp close(infd);
499 41496140 2019-02-21 stsp return err;
502 55da3778 2018-09-10 stsp return flush_imsg(ibuf);
505 55da3778 2018-09-10 stsp const struct got_error *
506 55da3778 2018-09-10 stsp got_privsep_send_blob_outfd(struct imsgbuf *ibuf, int outfd)
508 41496140 2019-02-21 stsp const struct got_error *err = NULL;
510 ad242220 2018-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB_OUTFD, 0, 0, outfd, NULL, 0)
512 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose BLOB_OUTFD");
513 41496140 2019-02-21 stsp close(outfd);
514 41496140 2019-02-21 stsp return err;
517 3840f4c9 2018-09-12 stsp return flush_imsg(ibuf);
520 73ab1060 2020-03-18 stsp static const struct got_error *
521 73ab1060 2020-03-18 stsp send_fd(struct imsgbuf *ibuf, int imsg_code, int fd)
523 41496140 2019-02-21 stsp const struct got_error *err = NULL;
525 73ab1060 2020-03-18 stsp if (imsg_compose(ibuf, imsg_code, 0, 0, fd, NULL, 0) == -1) {
526 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TMPFD");
528 41496140 2019-02-21 stsp return err;
531 ad242220 2018-09-08 stsp return flush_imsg(ibuf);
534 ad242220 2018-09-08 stsp const struct got_error *
535 73ab1060 2020-03-18 stsp got_privsep_send_tmpfd(struct imsgbuf *ibuf, int fd)
537 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_TMPFD, fd);
540 73ab1060 2020-03-18 stsp const struct got_error *
541 876c234b 2018-09-10 stsp got_privsep_send_obj(struct imsgbuf *ibuf, struct got_object *obj)
543 2178c42e 2018-04-22 stsp struct got_imsg_object iobj;
545 c59b3346 2018-09-11 stsp memcpy(iobj.id, obj->id.sha1, sizeof(iobj.id));
546 2178c42e 2018-04-22 stsp iobj.type = obj->type;
547 2178c42e 2018-04-22 stsp iobj.flags = obj->flags;
548 2178c42e 2018-04-22 stsp iobj.hdrlen = obj->hdrlen;
549 2178c42e 2018-04-22 stsp iobj.size = obj->size;
550 c59b3346 2018-09-11 stsp if (iobj.flags & GOT_OBJ_FLAG_PACKED) {
551 876c234b 2018-09-10 stsp iobj.pack_offset = obj->pack_offset;
552 c59b3346 2018-09-11 stsp iobj.pack_idx = obj->pack_idx;
555 2178c42e 2018-04-22 stsp if (imsg_compose(ibuf, GOT_IMSG_OBJECT, 0, 0, -1, &iobj, sizeof(iobj))
557 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose OBJECT");
559 c59b3346 2018-09-11 stsp return flush_imsg(ibuf);
562 cfd633c2 2018-09-10 stsp const struct got_error *
563 33501562 2020-03-18 stsp got_privsep_send_fetch_req(struct imsgbuf *ibuf, int fd,
564 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs, int fetch_all_branches,
565 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_branches,
566 abc59930 2021-09-05 naddy struct got_pathlist_head *wanted_refs, int list_refs_only, int verbosity)
568 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
569 33501562 2020-03-18 stsp struct ibuf *wbuf;
570 4ba14133 2020-03-20 stsp size_t len;
571 33501562 2020-03-18 stsp struct got_pathlist_entry *pe;
572 4ba14133 2020-03-20 stsp struct got_imsg_fetch_request fetchreq;
574 4ba14133 2020-03-20 stsp memset(&fetchreq, 0, sizeof(fetchreq));
575 4ba14133 2020-03-20 stsp fetchreq.fetch_all_branches = fetch_all_branches;
576 41b0de12 2020-03-21 stsp fetchreq.list_refs_only = list_refs_only;
577 2690194b 2020-03-21 stsp fetchreq.verbosity = verbosity;
578 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, have_refs, entry)
579 4ba14133 2020-03-20 stsp fetchreq.n_have_refs++;
580 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry)
581 4ba14133 2020-03-20 stsp fetchreq.n_wanted_branches++;
582 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry)
583 0e4002ca 2020-03-21 stsp fetchreq.n_wanted_refs++;
584 659e7fbd 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_request);
585 33501562 2020-03-18 stsp if (len >= MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
587 33501562 2020-03-18 stsp return got_error(GOT_ERR_NO_SPACE);
590 4ba14133 2020-03-20 stsp if (imsg_compose(ibuf, GOT_IMSG_FETCH_REQUEST, 0, 0, fd,
591 4ba14133 2020-03-20 stsp &fetchreq, sizeof(fetchreq)) == -1)
592 4ba14133 2020-03-20 stsp return got_error_from_errno(
593 4ba14133 2020-03-20 stsp "imsg_compose FETCH_SERVER_PROGRESS");
595 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
598 659e7fbd 2020-03-20 stsp return err;
602 33501562 2020-03-18 stsp TAILQ_FOREACH(pe, have_refs, entry) {
603 33501562 2020-03-18 stsp const char *name = pe->path;
604 33501562 2020-03-18 stsp size_t name_len = pe->path_len;
605 33501562 2020-03-18 stsp struct got_object_id *id = pe->data;
607 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_have_ref) + name_len;
608 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_HAVE_REF, 0, 0, len);
609 4ba14133 2020-03-20 stsp if (wbuf == NULL)
610 4ba14133 2020-03-20 stsp return got_error_from_errno("imsg_create FETCH_HAVE_REF");
612 33501562 2020-03-18 stsp /* Keep in sync with struct got_imsg_fetch_have_ref! */
613 33501562 2020-03-18 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1) {
614 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
615 33501562 2020-03-18 stsp ibuf_free(wbuf);
616 33501562 2020-03-18 stsp return err;
618 33501562 2020-03-18 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
619 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
620 33501562 2020-03-18 stsp ibuf_free(wbuf);
621 33501562 2020-03-18 stsp return err;
623 33501562 2020-03-18 stsp if (imsg_add(wbuf, name, name_len) == -1) {
624 4ba14133 2020-03-20 stsp err = got_error_from_errno("imsg_add FETCH_HAVE_REF");
625 33501562 2020-03-18 stsp ibuf_free(wbuf);
626 33501562 2020-03-18 stsp return err;
629 4ba14133 2020-03-20 stsp wbuf->fd = -1;
630 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
631 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
633 4ba14133 2020-03-20 stsp return err;
636 4ba14133 2020-03-20 stsp TAILQ_FOREACH(pe, wanted_branches, entry) {
637 4ba14133 2020-03-20 stsp const char *name = pe->path;
638 4ba14133 2020-03-20 stsp size_t name_len = pe->path_len;
640 4ba14133 2020-03-20 stsp len = sizeof(struct got_imsg_fetch_wanted_branch) + name_len;
641 4ba14133 2020-03-20 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_BRANCH, 0, 0,
643 4ba14133 2020-03-20 stsp if (wbuf == NULL)
644 4ba14133 2020-03-20 stsp return got_error_from_errno(
645 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_BRANCH");
647 4ba14133 2020-03-20 stsp /* Keep in sync with struct got_imsg_fetch_wanted_branch! */
648 4ba14133 2020-03-20 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
649 4ba14133 2020-03-20 stsp err = got_error_from_errno(
650 4ba14133 2020-03-20 stsp "imsg_add FETCH_WANTED_BRANCH");
651 4ba14133 2020-03-20 stsp ibuf_free(wbuf);
652 4ba14133 2020-03-20 stsp return err;
654 4ba14133 2020-03-20 stsp if (imsg_add(wbuf, name, name_len) == -1) {
655 4ba14133 2020-03-20 stsp err = got_error_from_errno(
656 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_BRANCH");
657 4ba14133 2020-03-20 stsp ibuf_free(wbuf);
658 4ba14133 2020-03-20 stsp return err;
661 4ba14133 2020-03-20 stsp wbuf->fd = -1;
662 4ba14133 2020-03-20 stsp imsg_close(ibuf, wbuf);
663 4ba14133 2020-03-20 stsp err = flush_imsg(ibuf);
665 4ba14133 2020-03-20 stsp return err;
668 0e4002ca 2020-03-21 stsp TAILQ_FOREACH(pe, wanted_refs, entry) {
669 0e4002ca 2020-03-21 stsp const char *name = pe->path;
670 0e4002ca 2020-03-21 stsp size_t name_len = pe->path_len;
672 0e4002ca 2020-03-21 stsp len = sizeof(struct got_imsg_fetch_wanted_ref) + name_len;
673 0e4002ca 2020-03-21 stsp wbuf = imsg_create(ibuf, GOT_IMSG_FETCH_WANTED_REF, 0, 0,
675 0e4002ca 2020-03-21 stsp if (wbuf == NULL)
676 0e4002ca 2020-03-21 stsp return got_error_from_errno(
677 62d463ca 2020-10-20 naddy "imsg_create FETCH_WANTED_REF");
679 0e4002ca 2020-03-21 stsp /* Keep in sync with struct got_imsg_fetch_wanted_ref! */
680 0e4002ca 2020-03-21 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
681 0e4002ca 2020-03-21 stsp err = got_error_from_errno(
682 0e4002ca 2020-03-21 stsp "imsg_add FETCH_WANTED_REF");
683 0e4002ca 2020-03-21 stsp ibuf_free(wbuf);
684 0e4002ca 2020-03-21 stsp return err;
686 0e4002ca 2020-03-21 stsp if (imsg_add(wbuf, name, name_len) == -1) {
687 0e4002ca 2020-03-21 stsp err = got_error_from_errno(
688 62d463ca 2020-10-20 naddy "imsg_add FETCH_WANTED_REF");
689 0e4002ca 2020-03-21 stsp ibuf_free(wbuf);
690 0e4002ca 2020-03-21 stsp return err;
693 0e4002ca 2020-03-21 stsp wbuf->fd = -1;
694 0e4002ca 2020-03-21 stsp imsg_close(ibuf, wbuf);
695 0e4002ca 2020-03-21 stsp err = flush_imsg(ibuf);
697 0e4002ca 2020-03-21 stsp return err;
701 4ba14133 2020-03-20 stsp return NULL;
705 93658fb9 2020-03-18 stsp const struct got_error *
706 f826addf 2020-03-18 stsp got_privsep_send_fetch_outfd(struct imsgbuf *ibuf, int fd)
708 f826addf 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_FETCH_OUTFD, fd);
711 531c3985 2020-03-18 stsp const struct got_error *
712 8f2d01a6 2020-03-18 stsp got_privsep_recv_fetch_progress(int *done, struct got_object_id **id,
713 531c3985 2020-03-18 stsp char **refname, struct got_pathlist_head *symrefs, char **server_progress,
714 1d72a2a0 2020-03-24 stsp off_t *packfile_size, uint8_t *pack_sha1, struct imsgbuf *ibuf)
716 b9f99abf 2020-03-18 stsp const struct got_error *err = NULL;
717 b9f99abf 2020-03-18 stsp struct imsg imsg;
718 b9f99abf 2020-03-18 stsp size_t datalen;
719 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symrefs *isymrefs = NULL;
720 abe0f35f 2020-03-18 stsp size_t n, remain;
725 8f2d01a6 2020-03-18 stsp *id = NULL;
726 b9f99abf 2020-03-18 stsp *refname = NULL;
727 531c3985 2020-03-18 stsp *server_progress = NULL;
728 5a489642 2020-03-19 stsp *packfile_size = 0;
729 1d72a2a0 2020-03-24 stsp memset(pack_sha1, 0, SHA1_DIGEST_LENGTH);
731 531c3985 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
733 b9f99abf 2020-03-18 stsp return err;
735 b9f99abf 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
736 b9f99abf 2020-03-18 stsp switch (imsg.hdr.type) {
737 b9f99abf 2020-03-18 stsp case GOT_IMSG_ERROR:
738 531c3985 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
739 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
742 b9f99abf 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
744 abe0f35f 2020-03-18 stsp case GOT_IMSG_FETCH_SYMREFS:
745 abe0f35f 2020-03-18 stsp if (datalen < sizeof(*isymrefs)) {
746 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
749 abe0f35f 2020-03-18 stsp if (isymrefs != NULL) {
750 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
753 abe0f35f 2020-03-18 stsp isymrefs = (struct got_imsg_fetch_symrefs *)imsg.data;
754 abe0f35f 2020-03-18 stsp off = sizeof(*isymrefs);
755 abe0f35f 2020-03-18 stsp remain = datalen - off;
756 abe0f35f 2020-03-18 stsp for (n = 0; n < isymrefs->nsymrefs; n++) {
757 abe0f35f 2020-03-18 stsp struct got_imsg_fetch_symref *s;
758 abe0f35f 2020-03-18 stsp char *name, *target;
759 abe0f35f 2020-03-18 stsp if (remain < sizeof(struct got_imsg_fetch_symref)) {
760 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
763 abe0f35f 2020-03-18 stsp s = (struct got_imsg_fetch_symref *)(imsg.data + off);
764 abe0f35f 2020-03-18 stsp off += sizeof(*s);
765 abe0f35f 2020-03-18 stsp remain -= sizeof(*s);
766 abe0f35f 2020-03-18 stsp if (remain < s->name_len) {
767 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
770 abe0f35f 2020-03-18 stsp name = strndup(imsg.data + off, s->name_len);
771 abe0f35f 2020-03-18 stsp if (name == NULL) {
772 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
775 abe0f35f 2020-03-18 stsp off += s->name_len;
776 abe0f35f 2020-03-18 stsp remain -= s->name_len;
777 abe0f35f 2020-03-18 stsp if (remain < s->target_len) {
778 abe0f35f 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
779 abe0f35f 2020-03-18 stsp free(name);
782 abe0f35f 2020-03-18 stsp target = strndup(imsg.data + off, s->target_len);
783 abe0f35f 2020-03-18 stsp if (target == NULL) {
784 abe0f35f 2020-03-18 stsp err = got_error_from_errno("strndup");
785 abe0f35f 2020-03-18 stsp free(name);
788 abe0f35f 2020-03-18 stsp off += s->target_len;
789 abe0f35f 2020-03-18 stsp remain -= s->target_len;
790 abe0f35f 2020-03-18 stsp err = got_pathlist_append(symrefs, name, target);
792 abe0f35f 2020-03-18 stsp free(name);
793 abe0f35f 2020-03-18 stsp free(target);
798 ea7396b9 2020-03-18 stsp case GOT_IMSG_FETCH_REF:
799 531c3985 2020-03-18 stsp if (datalen <= SHA1_DIGEST_LENGTH) {
800 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
803 8f2d01a6 2020-03-18 stsp *id = malloc(sizeof(**id));
804 8f2d01a6 2020-03-18 stsp if (*id == NULL) {
805 b9f99abf 2020-03-18 stsp err = got_error_from_errno("malloc");
808 8f2d01a6 2020-03-18 stsp memcpy((*id)->sha1, imsg.data, SHA1_DIGEST_LENGTH);
809 b9f99abf 2020-03-18 stsp *refname = strndup(imsg.data + SHA1_DIGEST_LENGTH,
810 b9f99abf 2020-03-18 stsp datalen - SHA1_DIGEST_LENGTH);
811 b9f99abf 2020-03-18 stsp if (*refname == NULL) {
812 b9f99abf 2020-03-18 stsp err = got_error_from_errno("strndup");
816 531c3985 2020-03-18 stsp case GOT_IMSG_FETCH_SERVER_PROGRESS:
817 531c3985 2020-03-18 stsp if (datalen == 0) {
818 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
821 531c3985 2020-03-18 stsp *server_progress = strndup(imsg.data, datalen);
822 531c3985 2020-03-18 stsp if (*server_progress == NULL) {
823 531c3985 2020-03-18 stsp err = got_error_from_errno("strndup");
826 531c3985 2020-03-18 stsp for (i = 0; i < datalen; i++) {
827 531c3985 2020-03-18 stsp if (!isprint((unsigned char)(*server_progress)[i]) &&
828 531c3985 2020-03-18 stsp !isspace((unsigned char)(*server_progress)[i])) {
829 531c3985 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
830 531c3985 2020-03-18 stsp free(*server_progress);
831 531c3985 2020-03-18 stsp *server_progress = NULL;
836 d2cdc636 2020-03-18 stsp case GOT_IMSG_FETCH_DOWNLOAD_PROGRESS:
837 d2cdc636 2020-03-18 stsp if (datalen < sizeof(*packfile_size)) {
838 d2cdc636 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
841 d2cdc636 2020-03-18 stsp memcpy(packfile_size, imsg.data, sizeof(*packfile_size));
843 8f2d01a6 2020-03-18 stsp case GOT_IMSG_FETCH_DONE:
844 8f2d01a6 2020-03-18 stsp if (datalen != SHA1_DIGEST_LENGTH) {
845 8f2d01a6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
848 1d72a2a0 2020-03-24 stsp memcpy(pack_sha1, imsg.data, SHA1_DIGEST_LENGTH);
852 b887aab6 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
858 8f2d01a6 2020-03-18 stsp *id = NULL;
859 b887aab6 2020-03-18 stsp free(*refname);
860 b887aab6 2020-03-18 stsp *refname = NULL;
862 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
863 f8a36e22 2021-08-26 stsp return err;
866 f8a36e22 2021-08-26 stsp static const struct got_error *
867 f8a36e22 2021-08-26 stsp send_send_ref(const char *name, size_t name_len, struct got_object_id *id,
868 f8a36e22 2021-08-26 stsp int delete, struct imsgbuf *ibuf)
870 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
871 f8a36e22 2021-08-26 stsp size_t len;
872 f8a36e22 2021-08-26 stsp struct ibuf *wbuf;
874 f8a36e22 2021-08-26 stsp len = sizeof(struct got_imsg_send_ref) + name_len;
875 f8a36e22 2021-08-26 stsp wbuf = imsg_create(ibuf, GOT_IMSG_SEND_REF, 0, 0, len);
876 f8a36e22 2021-08-26 stsp if (wbuf == NULL)
877 f8a36e22 2021-08-26 stsp return got_error_from_errno("imsg_create SEND_REF");
879 f8a36e22 2021-08-26 stsp /* Keep in sync with struct got_imsg_send_ref! */
880 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, id->sha1, sizeof(id->sha1)) == -1) {
881 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
882 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
883 f8a36e22 2021-08-26 stsp return err;
885 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, &delete, sizeof(delete)) == -1) {
886 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
887 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
888 f8a36e22 2021-08-26 stsp return err;
890 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, &name_len, sizeof(name_len)) == -1) {
891 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
892 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
893 f8a36e22 2021-08-26 stsp return err;
895 f8a36e22 2021-08-26 stsp if (imsg_add(wbuf, name, name_len) == -1) {
896 f8a36e22 2021-08-26 stsp err = got_error_from_errno("imsg_add SEND_REF");
897 f8a36e22 2021-08-26 stsp ibuf_free(wbuf);
898 f8a36e22 2021-08-26 stsp return err;
901 f8a36e22 2021-08-26 stsp wbuf->fd = -1;
902 f8a36e22 2021-08-26 stsp imsg_close(ibuf, wbuf);
903 f8a36e22 2021-08-26 stsp return flush_imsg(ibuf);
906 f8a36e22 2021-08-26 stsp const struct got_error *
907 f8a36e22 2021-08-26 stsp got_privsep_send_send_req(struct imsgbuf *ibuf, int fd,
908 abc59930 2021-09-05 naddy struct got_pathlist_head *have_refs,
909 abc59930 2021-09-05 naddy struct got_pathlist_head *delete_refs,
910 abc59930 2021-09-05 naddy int verbosity)
912 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
913 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *pe;
914 f8a36e22 2021-08-26 stsp struct got_imsg_send_request sendreq;
915 f8a36e22 2021-08-26 stsp struct got_object_id zero_id;
917 f8a36e22 2021-08-26 stsp memset(&zero_id, 0, sizeof(zero_id));
918 f8a36e22 2021-08-26 stsp memset(&sendreq, 0, sizeof(sendreq));
919 f8a36e22 2021-08-26 stsp sendreq.verbosity = verbosity;
920 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry)
921 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
922 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry)
923 f8a36e22 2021-08-26 stsp sendreq.nrefs++;
924 f8a36e22 2021-08-26 stsp if (imsg_compose(ibuf, GOT_IMSG_SEND_REQUEST, 0, 0, fd,
925 f8a36e22 2021-08-26 stsp &sendreq, sizeof(sendreq)) == -1) {
926 f8a36e22 2021-08-26 stsp err = got_error_from_errno(
927 f8a36e22 2021-08-26 stsp "imsg_compose FETCH_SERVER_PROGRESS");
931 f8a36e22 2021-08-26 stsp err = flush_imsg(ibuf);
936 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, have_refs, entry) {
937 f8a36e22 2021-08-26 stsp const char *name = pe->path;
938 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
939 f8a36e22 2021-08-26 stsp struct got_object_id *id = pe->data;
940 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, id, 0, ibuf);
945 f8a36e22 2021-08-26 stsp TAILQ_FOREACH(pe, delete_refs, entry) {
946 f8a36e22 2021-08-26 stsp const char *name = pe->path;
947 f8a36e22 2021-08-26 stsp size_t name_len = pe->path_len;
948 f8a36e22 2021-08-26 stsp err = send_send_ref(name, name_len, &zero_id, 1, ibuf);
953 f8a36e22 2021-08-26 stsp if (fd != -1 && close(fd) == -1 && err == NULL)
954 f8a36e22 2021-08-26 stsp err = got_error_from_errno("close");
955 f8a36e22 2021-08-26 stsp return err;
959 f8a36e22 2021-08-26 stsp const struct got_error *
960 f8a36e22 2021-08-26 stsp got_privsep_recv_send_remote_refs(struct got_pathlist_head *remote_refs,
961 f8a36e22 2021-08-26 stsp struct imsgbuf *ibuf)
963 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
964 f8a36e22 2021-08-26 stsp struct imsg imsg;
965 f8a36e22 2021-08-26 stsp size_t datalen;
966 f8a36e22 2021-08-26 stsp int done = 0;
967 f8a36e22 2021-08-26 stsp struct got_imsg_send_remote_ref iremote_ref;
968 f8a36e22 2021-08-26 stsp struct got_object_id *id = NULL;
969 f8a36e22 2021-08-26 stsp char *refname = NULL;
970 f8a36e22 2021-08-26 stsp struct got_pathlist_entry *new;
972 f8a36e22 2021-08-26 stsp while (!done) {
973 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
975 f8a36e22 2021-08-26 stsp return err;
976 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
977 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
978 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
979 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
980 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
983 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
985 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REMOTE_REF:
986 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iremote_ref)) {
987 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
990 f8a36e22 2021-08-26 stsp memcpy(&iremote_ref, imsg.data, sizeof(iremote_ref));
991 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iremote_ref) +
992 f8a36e22 2021-08-26 stsp iremote_ref.name_len) {
993 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
996 f8a36e22 2021-08-26 stsp id = malloc(sizeof(*id));
997 f8a36e22 2021-08-26 stsp if (id == NULL) {
998 f8a36e22 2021-08-26 stsp err = got_error_from_errno("malloc");
1001 f8a36e22 2021-08-26 stsp memcpy(id->sha1, iremote_ref.id, SHA1_DIGEST_LENGTH);
1002 f8a36e22 2021-08-26 stsp refname = strndup(imsg.data + sizeof(iremote_ref),
1003 f8a36e22 2021-08-26 stsp datalen - sizeof(iremote_ref));
1004 f8a36e22 2021-08-26 stsp if (refname == NULL) {
1005 f8a36e22 2021-08-26 stsp err = got_error_from_errno("strndup");
1006 f8a36e22 2021-08-26 stsp goto done;
1008 f8a36e22 2021-08-26 stsp err = got_pathlist_insert(&new, remote_refs,
1009 f8a36e22 2021-08-26 stsp refname, id);
1011 f8a36e22 2021-08-26 stsp goto done;
1012 f8a36e22 2021-08-26 stsp if (new == NULL) { /* duplicate which wasn't inserted */
1014 f8a36e22 2021-08-26 stsp free(refname);
1016 f8a36e22 2021-08-26 stsp id = NULL;
1017 f8a36e22 2021-08-26 stsp refname = NULL;
1019 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_PACK_REQUEST:
1020 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1021 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1022 f8a36e22 2021-08-26 stsp goto done;
1024 f8a36e22 2021-08-26 stsp /* got-send-pack is now waiting for a pack file. */
1028 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1034 f8a36e22 2021-08-26 stsp free(refname);
1035 b9f99abf 2020-03-18 stsp imsg_free(&imsg);
1036 b9f99abf 2020-03-18 stsp return err;
1039 93658fb9 2020-03-18 stsp const struct got_error *
1040 f8a36e22 2021-08-26 stsp got_privsep_send_packfd(struct imsgbuf *ibuf, int fd)
1042 f8a36e22 2021-08-26 stsp return send_fd(ibuf, GOT_IMSG_SEND_PACKFD, fd);
1045 f8a36e22 2021-08-26 stsp const struct got_error *
1046 f8a36e22 2021-08-26 stsp got_privsep_recv_send_progress(int *done, off_t *bytes_sent,
1047 f8a36e22 2021-08-26 stsp int *success, char **refname, struct imsgbuf *ibuf)
1049 f8a36e22 2021-08-26 stsp const struct got_error *err = NULL;
1050 f8a36e22 2021-08-26 stsp struct imsg imsg;
1051 f8a36e22 2021-08-26 stsp size_t datalen;
1052 f8a36e22 2021-08-26 stsp struct got_imsg_send_ref_status iref_status;
1054 f8a36e22 2021-08-26 stsp /* Do not reset the current value of 'bytes_sent', it accumulates. */
1055 f8a36e22 2021-08-26 stsp *done = 0;
1056 f8a36e22 2021-08-26 stsp *success = 0;
1057 f8a36e22 2021-08-26 stsp *refname = NULL;
1059 f8a36e22 2021-08-26 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1061 f8a36e22 2021-08-26 stsp return err;
1063 f8a36e22 2021-08-26 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1064 f8a36e22 2021-08-26 stsp switch (imsg.hdr.type) {
1065 f8a36e22 2021-08-26 stsp case GOT_IMSG_ERROR:
1066 f8a36e22 2021-08-26 stsp if (datalen < sizeof(struct got_imsg_error)) {
1067 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1070 f8a36e22 2021-08-26 stsp err = recv_imsg_error(&imsg, datalen);
1072 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_UPLOAD_PROGRESS:
1073 f8a36e22 2021-08-26 stsp if (datalen < sizeof(*bytes_sent)) {
1074 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1077 f8a36e22 2021-08-26 stsp memcpy(bytes_sent, imsg.data, sizeof(*bytes_sent));
1079 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_REF_STATUS:
1080 f8a36e22 2021-08-26 stsp if (datalen < sizeof(iref_status)) {
1081 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1084 f8a36e22 2021-08-26 stsp memcpy(&iref_status, imsg.data, sizeof(iref_status));
1085 f8a36e22 2021-08-26 stsp if (datalen != sizeof(iref_status) + iref_status.name_len) {
1086 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1089 f8a36e22 2021-08-26 stsp *success = iref_status.success;
1090 f8a36e22 2021-08-26 stsp *refname = strndup(imsg.data + sizeof(iref_status),
1091 f8a36e22 2021-08-26 stsp iref_status.name_len);
1093 f8a36e22 2021-08-26 stsp case GOT_IMSG_SEND_DONE:
1094 f8a36e22 2021-08-26 stsp if (datalen != 0) {
1095 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1098 f8a36e22 2021-08-26 stsp *done = 1;
1101 f8a36e22 2021-08-26 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1105 f8a36e22 2021-08-26 stsp imsg_free(&imsg);
1106 f8a36e22 2021-08-26 stsp return err;
1109 f8a36e22 2021-08-26 stsp const struct got_error *
1110 fd251256 2020-03-24 stsp got_privsep_send_index_pack_req(struct imsgbuf *ibuf, uint8_t *pack_sha1,
1113 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1115 668a20f6 2020-03-18 stsp /* Keep in sync with struct got_imsg_index_pack_request */
1116 93658fb9 2020-03-18 stsp if (imsg_compose(ibuf, GOT_IMSG_IDXPACK_REQUEST, 0, 0, fd,
1117 fd251256 2020-03-24 stsp pack_sha1, SHA1_DIGEST_LENGTH) == -1) {
1118 93658fb9 2020-03-18 stsp err = got_error_from_errno("imsg_compose INDEX_REQUEST");
1119 93658fb9 2020-03-18 stsp close(fd);
1120 93658fb9 2020-03-18 stsp return err;
1122 baa9fea0 2020-03-18 stsp return flush_imsg(ibuf);
1125 baa9fea0 2020-03-18 stsp const struct got_error *
1126 73ab1060 2020-03-18 stsp got_privsep_send_index_pack_outfd(struct imsgbuf *ibuf, int fd)
1128 73ab1060 2020-03-18 stsp return send_fd(ibuf, GOT_IMSG_IDXPACK_OUTFD, fd);
1131 73ab1060 2020-03-18 stsp const struct got_error *
1132 668a20f6 2020-03-18 stsp got_privsep_recv_index_progress(int *done, int *nobj_total,
1133 668a20f6 2020-03-18 stsp int *nobj_indexed, int *nobj_loose, int *nobj_resolved,
1134 668a20f6 2020-03-18 stsp struct imsgbuf *ibuf)
1136 93658fb9 2020-03-18 stsp const struct got_error *err = NULL;
1137 93658fb9 2020-03-18 stsp struct imsg imsg;
1138 baa9fea0 2020-03-18 stsp struct got_imsg_index_pack_progress *iprogress;
1139 baa9fea0 2020-03-18 stsp size_t datalen;
1141 baa9fea0 2020-03-18 stsp *done = 0;
1142 668a20f6 2020-03-18 stsp *nobj_total = 0;
1143 668a20f6 2020-03-18 stsp *nobj_indexed = 0;
1144 668a20f6 2020-03-18 stsp *nobj_resolved = 0;
1146 93658fb9 2020-03-18 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1148 93658fb9 2020-03-18 stsp return err;
1150 baa9fea0 2020-03-18 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1151 baa9fea0 2020-03-18 stsp switch (imsg.hdr.type) {
1152 baa9fea0 2020-03-18 stsp case GOT_IMSG_ERROR:
1153 baa9fea0 2020-03-18 stsp if (datalen < sizeof(struct got_imsg_error)) {
1154 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1157 baa9fea0 2020-03-18 stsp err = recv_imsg_error(&imsg, datalen);
1159 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_PROGRESS:
1160 baa9fea0 2020-03-18 stsp if (datalen < sizeof(*iprogress)) {
1161 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1164 baa9fea0 2020-03-18 stsp iprogress = (struct got_imsg_index_pack_progress *)imsg.data;
1165 668a20f6 2020-03-18 stsp *nobj_total = iprogress->nobj_total;
1166 668a20f6 2020-03-18 stsp *nobj_indexed = iprogress->nobj_indexed;
1167 668a20f6 2020-03-18 stsp *nobj_loose = iprogress->nobj_loose;
1168 668a20f6 2020-03-18 stsp *nobj_resolved = iprogress->nobj_resolved;
1170 baa9fea0 2020-03-18 stsp case GOT_IMSG_IDXPACK_DONE:
1171 baa9fea0 2020-03-18 stsp if (datalen != 0) {
1172 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1175 baa9fea0 2020-03-18 stsp *done = 1;
1178 baa9fea0 2020-03-18 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1182 93658fb9 2020-03-18 stsp imsg_free(&imsg);
1183 baa9fea0 2020-03-18 stsp return err;
1186 93658fb9 2020-03-18 stsp const struct got_error *
1187 cfd633c2 2018-09-10 stsp got_privsep_get_imsg_obj(struct got_object **obj, struct imsg *imsg,
1188 cfd633c2 2018-09-10 stsp struct imsgbuf *ibuf)
1190 291624d8 2018-11-07 stsp struct got_imsg_object *iobj;
1191 cfd633c2 2018-09-10 stsp size_t datalen = imsg->hdr.len - IMSG_HEADER_SIZE;
1193 291624d8 2018-11-07 stsp if (datalen != sizeof(*iobj))
1194 cfd633c2 2018-09-10 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1195 291624d8 2018-11-07 stsp iobj = imsg->data;
1197 cfd633c2 2018-09-10 stsp *obj = calloc(1, sizeof(**obj));
1198 cfd633c2 2018-09-10 stsp if (*obj == NULL)
1199 638f9024 2019-05-13 stsp return got_error_from_errno("calloc");
1201 291624d8 2018-11-07 stsp memcpy((*obj)->id.sha1, iobj->id, SHA1_DIGEST_LENGTH);
1202 291624d8 2018-11-07 stsp (*obj)->type = iobj->type;
1203 291624d8 2018-11-07 stsp (*obj)->flags = iobj->flags;
1204 291624d8 2018-11-07 stsp (*obj)->hdrlen = iobj->hdrlen;
1205 291624d8 2018-11-07 stsp (*obj)->size = iobj->size;
1206 c59b3346 2018-09-11 stsp /* path_packfile is handled by caller */
1207 291624d8 2018-11-07 stsp if (iobj->flags & GOT_OBJ_FLAG_PACKED) {
1208 291624d8 2018-11-07 stsp (*obj)->pack_offset = iobj->pack_offset;
1209 291624d8 2018-11-07 stsp (*obj)->pack_idx = iobj->pack_idx;
1211 772802ae 2022-01-27 thomas STAILQ_INIT(&(*obj)->deltas.entries);
1212 772802ae 2022-01-27 thomas return NULL;
1215 2178c42e 2018-04-22 stsp const struct got_error *
1216 2178c42e 2018-04-22 stsp got_privsep_recv_obj(struct got_object **obj, struct imsgbuf *ibuf)
1218 2178c42e 2018-04-22 stsp const struct got_error *err = NULL;
1219 2178c42e 2018-04-22 stsp struct imsg imsg;
1220 c4eae628 2018-04-23 stsp const size_t min_datalen =
1221 c4eae628 2018-04-23 stsp MIN(sizeof(struct got_imsg_error), sizeof(struct got_imsg_object));
1223 2178c42e 2018-04-22 stsp *obj = NULL;
1225 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1227 2178c42e 2018-04-22 stsp return err;
1229 2178c42e 2018-04-22 stsp switch (imsg.hdr.type) {
1230 2178c42e 2018-04-22 stsp case GOT_IMSG_OBJECT:
1231 cfd633c2 2018-09-10 stsp err = got_privsep_get_imsg_obj(obj, &imsg, ibuf);
1234 bff6ca00 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1238 bff6ca00 2018-04-23 stsp imsg_free(&imsg);
1240 bff6ca00 2018-04-23 stsp return err;
1243 c75f7264 2018-09-11 stsp static const struct got_error *
1244 c75f7264 2018-09-11 stsp send_commit_logmsg(struct imsgbuf *ibuf, struct got_commit_object *commit,
1245 c75f7264 2018-09-11 stsp size_t logmsg_len)
1247 fa4ffeb3 2018-11-04 stsp const struct got_error *err = NULL;
1248 c75f7264 2018-09-11 stsp size_t offset, remain;
1250 c75f7264 2018-09-11 stsp offset = 0;
1251 c75f7264 2018-09-11 stsp remain = logmsg_len;
1252 c75f7264 2018-09-11 stsp while (remain > 0) {
1253 c75f7264 2018-09-11 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1255 c75f7264 2018-09-11 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT_LOGMSG, 0, 0, -1,
1256 fa4ffeb3 2018-11-04 stsp commit->logmsg + offset, n) == -1) {
1257 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose "
1258 230a42bd 2019-05-11 jcs "COMMIT_LOGMSG");
1262 fa4ffeb3 2018-11-04 stsp err = flush_imsg(ibuf);
1266 c75f7264 2018-09-11 stsp offset += n;
1267 c75f7264 2018-09-11 stsp remain -= n;
1270 fa4ffeb3 2018-11-04 stsp return err;
1273 bff6ca00 2018-04-23 stsp const struct got_error *
1274 068fd2bf 2018-04-24 stsp got_privsep_send_commit(struct imsgbuf *ibuf, struct got_commit_object *commit)
1276 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1277 b9c33926 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1278 bff6ca00 2018-04-23 stsp uint8_t *buf;
1279 bff6ca00 2018-04-23 stsp size_t len, total;
1280 79f35eb3 2018-06-11 stsp struct got_object_qid *qid;
1281 b9c33926 2018-11-07 stsp size_t author_len = strlen(commit->author);
1282 b9c33926 2018-11-07 stsp size_t committer_len = strlen(commit->committer);
1283 c75f7264 2018-09-11 stsp size_t logmsg_len = strlen(commit->logmsg);
1285 b9c33926 2018-11-07 stsp total = sizeof(*icommit) + author_len + committer_len +
1286 b9c33926 2018-11-07 stsp commit->nparents * SHA1_DIGEST_LENGTH;
1288 bff6ca00 2018-04-23 stsp buf = malloc(total);
1289 bff6ca00 2018-04-23 stsp if (buf == NULL)
1290 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1292 b9c33926 2018-11-07 stsp icommit = (struct got_imsg_commit_object *)buf;
1293 a7403916 2018-12-24 stsp memcpy(icommit->tree_id, commit->tree_id->sha1,
1294 a7403916 2018-12-24 stsp sizeof(icommit->tree_id));
1295 b9c33926 2018-11-07 stsp icommit->author_len = author_len;
1296 b9c33926 2018-11-07 stsp icommit->author_time = commit->author_time;
1297 b9c33926 2018-11-07 stsp icommit->author_gmtoff = commit->author_gmtoff;
1298 b9c33926 2018-11-07 stsp icommit->committer_len = committer_len;
1299 b9c33926 2018-11-07 stsp icommit->committer_time = commit->committer_time;
1300 b9c33926 2018-11-07 stsp icommit->committer_gmtoff = commit->committer_gmtoff;
1301 b9c33926 2018-11-07 stsp icommit->logmsg_len = logmsg_len;
1302 b9c33926 2018-11-07 stsp icommit->nparents = commit->nparents;
1304 b9c33926 2018-11-07 stsp len = sizeof(*icommit);
1305 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->author, author_len);
1306 b9c33926 2018-11-07 stsp len += author_len;
1307 b9c33926 2018-11-07 stsp memcpy(buf + len, commit->committer, committer_len);
1308 b9c33926 2018-11-07 stsp len += committer_len;
1309 dbdddfee 2021-06-23 naddy STAILQ_FOREACH(qid, &commit->parent_ids, entry) {
1310 ec242592 2022-04-22 thomas memcpy(buf + len, &qid->id, SHA1_DIGEST_LENGTH);
1311 86acc566 2018-04-23 stsp len += SHA1_DIGEST_LENGTH;
1314 bff6ca00 2018-04-23 stsp if (imsg_compose(ibuf, GOT_IMSG_COMMIT, 0, 0, -1, buf, len) == -1) {
1315 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose COMMIT");
1316 bff6ca00 2018-04-23 stsp goto done;
1319 904df868 2018-11-04 stsp if (logmsg_len == 0 ||
1320 904df868 2018-11-04 stsp logmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1321 904df868 2018-11-04 stsp err = flush_imsg(ibuf);
1323 904df868 2018-11-04 stsp goto done;
1325 c75f7264 2018-09-11 stsp err = send_commit_logmsg(ibuf, commit, logmsg_len);
1327 bff6ca00 2018-04-23 stsp free(buf);
1328 bff6ca00 2018-04-23 stsp return err;
1331 ca6e02ac 2020-01-07 stsp static const struct got_error *
1332 ca6e02ac 2020-01-07 stsp get_commit_from_imsg(struct got_commit_object **commit,
1333 ca6e02ac 2020-01-07 stsp struct imsg *imsg, size_t datalen, struct imsgbuf *ibuf)
1335 bff6ca00 2018-04-23 stsp const struct got_error *err = NULL;
1336 291624d8 2018-11-07 stsp struct got_imsg_commit_object *icommit;
1337 ca6e02ac 2020-01-07 stsp size_t len = 0;
1340 ca6e02ac 2020-01-07 stsp if (datalen < sizeof(*icommit))
1341 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1343 ca6e02ac 2020-01-07 stsp icommit = imsg->data;
1344 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommit) + icommit->author_len +
1345 ca6e02ac 2020-01-07 stsp icommit->committer_len +
1346 ca6e02ac 2020-01-07 stsp icommit->nparents * SHA1_DIGEST_LENGTH)
1347 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1349 ca6e02ac 2020-01-07 stsp if (icommit->nparents < 0)
1350 ca6e02ac 2020-01-07 stsp return got_error(GOT_ERR_PRIVSEP_LEN);
1352 ca6e02ac 2020-01-07 stsp len += sizeof(*icommit);
1354 ca6e02ac 2020-01-07 stsp *commit = got_object_commit_alloc_partial();
1355 ca6e02ac 2020-01-07 stsp if (*commit == NULL)
1356 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
1357 ca6e02ac 2020-01-07 stsp "got_object_commit_alloc_partial");
1359 ca6e02ac 2020-01-07 stsp memcpy((*commit)->tree_id->sha1, icommit->tree_id,
1360 ca6e02ac 2020-01-07 stsp SHA1_DIGEST_LENGTH);
1361 ca6e02ac 2020-01-07 stsp (*commit)->author_time = icommit->author_time;
1362 ca6e02ac 2020-01-07 stsp (*commit)->author_gmtoff = icommit->author_gmtoff;
1363 ca6e02ac 2020-01-07 stsp (*commit)->committer_time = icommit->committer_time;
1364 ca6e02ac 2020-01-07 stsp (*commit)->committer_gmtoff = icommit->committer_gmtoff;
1366 ca6e02ac 2020-01-07 stsp if (icommit->author_len == 0) {
1367 ca6e02ac 2020-01-07 stsp (*commit)->author = strdup("");
1368 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1369 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1370 ca6e02ac 2020-01-07 stsp goto done;
1373 ca6e02ac 2020-01-07 stsp (*commit)->author = malloc(icommit->author_len + 1);
1374 ca6e02ac 2020-01-07 stsp if ((*commit)->author == NULL) {
1375 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1376 ca6e02ac 2020-01-07 stsp goto done;
1378 ca6e02ac 2020-01-07 stsp memcpy((*commit)->author, imsg->data + len,
1379 ca6e02ac 2020-01-07 stsp icommit->author_len);
1380 ca6e02ac 2020-01-07 stsp (*commit)->author[icommit->author_len] = '\0';
1382 ca6e02ac 2020-01-07 stsp len += icommit->author_len;
1384 ca6e02ac 2020-01-07 stsp if (icommit->committer_len == 0) {
1385 ca6e02ac 2020-01-07 stsp (*commit)->committer = strdup("");
1386 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1387 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1388 ca6e02ac 2020-01-07 stsp goto done;
1391 ca6e02ac 2020-01-07 stsp (*commit)->committer =
1392 ca6e02ac 2020-01-07 stsp malloc(icommit->committer_len + 1);
1393 ca6e02ac 2020-01-07 stsp if ((*commit)->committer == NULL) {
1394 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1395 ca6e02ac 2020-01-07 stsp goto done;
1397 ca6e02ac 2020-01-07 stsp memcpy((*commit)->committer, imsg->data + len,
1398 ca6e02ac 2020-01-07 stsp icommit->committer_len);
1399 ca6e02ac 2020-01-07 stsp (*commit)->committer[icommit->committer_len] = '\0';
1401 ca6e02ac 2020-01-07 stsp len += icommit->committer_len;
1403 ca6e02ac 2020-01-07 stsp if (icommit->logmsg_len == 0) {
1404 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = strdup("");
1405 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1406 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("strdup");
1407 ca6e02ac 2020-01-07 stsp goto done;
1410 ca6e02ac 2020-01-07 stsp size_t offset = 0, remain = icommit->logmsg_len;
1412 ca6e02ac 2020-01-07 stsp (*commit)->logmsg = malloc(icommit->logmsg_len + 1);
1413 ca6e02ac 2020-01-07 stsp if ((*commit)->logmsg == NULL) {
1414 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("malloc");
1415 ca6e02ac 2020-01-07 stsp goto done;
1417 ca6e02ac 2020-01-07 stsp while (remain > 0) {
1418 ca6e02ac 2020-01-07 stsp struct imsg imsg_log;
1419 ca6e02ac 2020-01-07 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
1422 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
1424 ca6e02ac 2020-01-07 stsp goto done;
1426 ca6e02ac 2020-01-07 stsp if (imsg_log.hdr.type != GOT_IMSG_COMMIT_LOGMSG) {
1427 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1428 ca6e02ac 2020-01-07 stsp goto done;
1431 ca6e02ac 2020-01-07 stsp memcpy((*commit)->logmsg + offset,
1432 ca6e02ac 2020-01-07 stsp imsg_log.data, n);
1433 ca6e02ac 2020-01-07 stsp imsg_free(&imsg_log);
1434 ca6e02ac 2020-01-07 stsp offset += n;
1435 ca6e02ac 2020-01-07 stsp remain -= n;
1437 ca6e02ac 2020-01-07 stsp (*commit)->logmsg[icommit->logmsg_len] = '\0';
1440 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommit->nparents; i++) {
1441 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
1443 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
1446 ec242592 2022-04-22 thomas memcpy(&qid->id, imsg->data + len +
1447 ec242592 2022-04-22 thomas i * SHA1_DIGEST_LENGTH, sizeof(qid->id));
1448 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(&(*commit)->parent_ids, qid, entry);
1449 ca6e02ac 2020-01-07 stsp (*commit)->nparents++;
1452 ca6e02ac 2020-01-07 stsp if (err) {
1453 ca6e02ac 2020-01-07 stsp got_object_commit_close(*commit);
1454 ca6e02ac 2020-01-07 stsp *commit = NULL;
1456 ca6e02ac 2020-01-07 stsp return err;
1459 ca6e02ac 2020-01-07 stsp const struct got_error *
1460 ca6e02ac 2020-01-07 stsp got_privsep_recv_commit(struct got_commit_object **commit, struct imsgbuf *ibuf)
1462 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
1463 ca6e02ac 2020-01-07 stsp struct imsg imsg;
1464 ca6e02ac 2020-01-07 stsp size_t datalen;
1465 ca6e02ac 2020-01-07 stsp const size_t min_datalen =
1466 ca6e02ac 2020-01-07 stsp MIN(sizeof(struct got_imsg_error),
1467 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_object));
1469 ca6e02ac 2020-01-07 stsp *commit = NULL;
1471 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1473 ca6e02ac 2020-01-07 stsp return err;
1475 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1477 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
1478 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
1479 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(commit, &imsg, datalen, ibuf);
1482 8c580685 2018-04-22 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1486 2178c42e 2018-04-22 stsp imsg_free(&imsg);
1488 e033d803 2018-04-23 stsp return err;
1491 06de99ad 2022-05-19 thomas static const struct got_error *
1492 06de99ad 2022-05-19 thomas send_tree_entries(struct imsgbuf *ibuf, struct got_parsed_tree_entry *entries,
1493 06de99ad 2022-05-19 thomas int idx0, int idxN, size_t len)
1495 06de99ad 2022-05-19 thomas static const struct got_error *err;
1496 06de99ad 2022-05-19 thomas struct ibuf *wbuf;
1497 06de99ad 2022-05-19 thomas struct got_imsg_tree_entries ientries;
1500 06de99ad 2022-05-19 thomas wbuf = imsg_create(ibuf, GOT_IMSG_TREE_ENTRIES, 0, 0, len);
1501 06de99ad 2022-05-19 thomas if (wbuf == NULL)
1502 06de99ad 2022-05-19 thomas return got_error_from_errno("imsg_create TREE_ENTRY");
1504 06de99ad 2022-05-19 thomas ientries.nentries = idxN - idx0 + 1;
1505 06de99ad 2022-05-19 thomas if (imsg_add(wbuf, &ientries, sizeof(ientries)) == -1) {
1506 06de99ad 2022-05-19 thomas err = got_error_from_errno("imsg_add TREE_ENTRY");
1507 06de99ad 2022-05-19 thomas ibuf_free(wbuf);
1508 06de99ad 2022-05-19 thomas return err;
1511 06de99ad 2022-05-19 thomas for (i = idx0; i <= idxN; i++) {
1512 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[i];
1514 3022d272 2019-11-14 stsp /* Keep in sync with struct got_imsg_tree_object definition! */
1515 3b647085 2019-11-23 stsp if (imsg_add(wbuf, pte->id, SHA1_DIGEST_LENGTH) == -1) {
1516 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1517 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1518 e033d803 2018-04-23 stsp return err;
1520 3b647085 2019-11-23 stsp if (imsg_add(wbuf, &pte->mode, sizeof(pte->mode)) == -1) {
1521 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1522 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1523 3022d272 2019-11-14 stsp return err;
1525 06de99ad 2022-05-19 thomas if (imsg_add(wbuf, &pte->namelen, sizeof(pte->namelen)) == -1) {
1526 06de99ad 2022-05-19 thomas err = got_error_from_errno("imsg_add TREE_ENTRY");
1527 06de99ad 2022-05-19 thomas ibuf_free(wbuf);
1528 06de99ad 2022-05-19 thomas return err;
1531 06de99ad 2022-05-19 thomas /* Remaining bytes are the entry's name. */
1532 78e7b7b8 2022-05-19 thomas if (imsg_add(wbuf, pte->name, pte->namelen) == -1) {
1533 3022d272 2019-11-14 stsp err = got_error_from_errno("imsg_add TREE_ENTRY");
1534 3b647085 2019-11-23 stsp ibuf_free(wbuf);
1535 3022d272 2019-11-14 stsp return err;
1539 06de99ad 2022-05-19 thomas wbuf->fd = -1;
1540 06de99ad 2022-05-19 thomas imsg_close(ibuf, wbuf);
1541 06de99ad 2022-05-19 thomas return NULL;
1544 06de99ad 2022-05-19 thomas const struct got_error *
1545 06de99ad 2022-05-19 thomas got_privsep_send_tree(struct imsgbuf *ibuf,
1546 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *entries, int nentries)
1548 06de99ad 2022-05-19 thomas const struct got_error *err = NULL;
1549 06de99ad 2022-05-19 thomas struct got_imsg_tree_object itree;
1550 06de99ad 2022-05-19 thomas size_t entries_len;
1551 06de99ad 2022-05-19 thomas int i, j;
1553 06de99ad 2022-05-19 thomas itree.nentries = nentries;
1554 06de99ad 2022-05-19 thomas if (imsg_compose(ibuf, GOT_IMSG_TREE, 0, 0, -1, &itree, sizeof(itree))
1556 06de99ad 2022-05-19 thomas return got_error_from_errno("imsg_compose TREE");
1558 06de99ad 2022-05-19 thomas entries_len = sizeof(struct got_imsg_tree_entries);
1560 06de99ad 2022-05-19 thomas for (j = 0; j < nentries; j++) {
1561 06de99ad 2022-05-19 thomas struct got_parsed_tree_entry *pte = &entries[j];
1562 06de99ad 2022-05-19 thomas size_t len = sizeof(*pte) + pte->namelen;
1564 06de99ad 2022-05-19 thomas if (j > 0 &&
1565 06de99ad 2022-05-19 thomas entries_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1566 06de99ad 2022-05-19 thomas err = send_tree_entries(ibuf, entries,
1567 06de99ad 2022-05-19 thomas i, j - 1, entries_len);
1568 06de99ad 2022-05-19 thomas if (err)
1569 06de99ad 2022-05-19 thomas return err;
1571 06de99ad 2022-05-19 thomas entries_len = sizeof(struct got_imsg_tree_entries);
1574 06de99ad 2022-05-19 thomas entries_len += len;
1577 06de99ad 2022-05-19 thomas if (j > 0) {
1578 06de99ad 2022-05-19 thomas err = send_tree_entries(ibuf, entries, i, j - 1, entries_len);
1579 06de99ad 2022-05-19 thomas if (err)
1580 06de99ad 2022-05-19 thomas return err;
1583 b00c9821 2018-11-04 stsp return flush_imsg(ibuf);
1586 e033d803 2018-04-23 stsp const struct got_error *
1587 068fd2bf 2018-04-24 stsp got_privsep_recv_tree(struct got_tree_object **tree, struct imsgbuf *ibuf)
1589 e033d803 2018-04-23 stsp const struct got_error *err = NULL;
1590 e033d803 2018-04-23 stsp const size_t min_datalen =
1591 e033d803 2018-04-23 stsp MIN(sizeof(struct got_imsg_error),
1592 e033d803 2018-04-23 stsp sizeof(struct got_imsg_tree_object));
1593 291624d8 2018-11-07 stsp struct got_imsg_tree_object *itree;
1594 06de99ad 2022-05-19 thomas size_t i;
1595 e033d803 2018-04-23 stsp int nentries = 0;
1597 e033d803 2018-04-23 stsp *tree = NULL;
1599 e033d803 2018-04-23 stsp err = read_imsg(ibuf);
1601 1e51f5b9 2018-04-23 stsp goto done;
1604 e033d803 2018-04-23 stsp struct imsg imsg;
1606 e033d803 2018-04-23 stsp size_t datalen;
1607 06de99ad 2022-05-19 thomas struct got_imsg_tree_entries *ientries;
1608 e033d803 2018-04-23 stsp struct got_tree_entry *te = NULL;
1609 06de99ad 2022-05-19 thomas size_t te_offset;
1611 e033d803 2018-04-23 stsp n = imsg_get(ibuf, &imsg);
1612 e033d803 2018-04-23 stsp if (n == 0) {
1613 8767bb94 2022-05-19 thomas if ((*tree)) {
1614 8767bb94 2022-05-19 thomas if (nentries < (*tree)->nentries) {
1615 8767bb94 2022-05-19 thomas err = read_imsg(ibuf);
1616 8767bb94 2022-05-19 thomas if (err)
1618 8767bb94 2022-05-19 thomas continue;
1621 8767bb94 2022-05-19 thomas } else {
1622 8767bb94 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
1627 fca1f6ad 2020-08-27 stsp if (imsg.hdr.len < IMSG_HEADER_SIZE + min_datalen) {
1628 fca1f6ad 2020-08-27 stsp imsg_free(&imsg);
1629 fca1f6ad 2020-08-27 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1633 e033d803 2018-04-23 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1635 e033d803 2018-04-23 stsp switch (imsg.hdr.type) {
1636 e033d803 2018-04-23 stsp case GOT_IMSG_ERROR:
1637 e033d803 2018-04-23 stsp err = recv_imsg_error(&imsg, datalen);
1639 e033d803 2018-04-23 stsp case GOT_IMSG_TREE:
1640 e033d803 2018-04-23 stsp /* This message should only appear once. */
1641 e033d803 2018-04-23 stsp if (*tree != NULL) {
1642 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1645 291624d8 2018-11-07 stsp if (datalen != sizeof(*itree)) {
1646 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1649 291624d8 2018-11-07 stsp itree = imsg.data;
1650 ace4d4e7 2022-05-19 thomas if (itree->nentries < 0) {
1651 ace4d4e7 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1654 c3b78ecc 2018-11-07 stsp *tree = malloc(sizeof(**tree));
1655 e033d803 2018-04-23 stsp if (*tree == NULL) {
1656 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1659 56e0773d 2019-11-28 stsp (*tree)->entries = calloc(itree->nentries,
1660 56e0773d 2019-11-28 stsp sizeof(struct got_tree_entry));
1661 56e0773d 2019-11-28 stsp if ((*tree)->entries == NULL) {
1662 56e0773d 2019-11-28 stsp err = got_error_from_errno("malloc");
1663 c3bacae2 2022-05-19 thomas free(*tree);
1664 c3bacae2 2022-05-19 thomas *tree = NULL;
1667 56e0773d 2019-11-28 stsp (*tree)->nentries = itree->nentries;
1668 c3b78ecc 2018-11-07 stsp (*tree)->refcnt = 0;
1670 06de99ad 2022-05-19 thomas case GOT_IMSG_TREE_ENTRIES:
1671 e033d803 2018-04-23 stsp /* This message should be preceeded by GOT_IMSG_TREE. */
1672 e033d803 2018-04-23 stsp if (*tree == NULL) {
1673 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1676 06de99ad 2022-05-19 thomas if (datalen <= sizeof(*ientries) ||
1677 06de99ad 2022-05-19 thomas datalen > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1678 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1682 06de99ad 2022-05-19 thomas ientries = imsg.data;
1683 06de99ad 2022-05-19 thomas if (ientries->nentries > INT_MAX) {
1684 06de99ad 2022-05-19 thomas err = got_error_msg(GOT_ERR_NO_SPACE,
1685 06de99ad 2022-05-19 thomas "too many tree entries");
1688 06de99ad 2022-05-19 thomas te_offset = sizeof(*ientries);
1689 06de99ad 2022-05-19 thomas for (i = 0; i < ientries->nentries; i++) {
1690 06de99ad 2022-05-19 thomas struct got_imsg_tree_entry ite;
1691 06de99ad 2022-05-19 thomas const char *te_name;
1692 06de99ad 2022-05-19 thomas uint8_t *buf = imsg.data + te_offset;
1694 06de99ad 2022-05-19 thomas if (te_offset >= datalen) {
1695 06de99ad 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1699 06de99ad 2022-05-19 thomas /* Might not be aligned, size is ~32 bytes. */
1700 06de99ad 2022-05-19 thomas memcpy(&ite, buf, sizeof(ite));
1702 06de99ad 2022-05-19 thomas if (ite.namelen >= sizeof(te->name)) {
1703 06de99ad 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1706 06de99ad 2022-05-19 thomas if (te_offset + sizeof(ite) + ite.namelen >
1707 06de99ad 2022-05-19 thomas datalen) {
1708 06de99ad 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1711 06de99ad 2022-05-19 thomas if (nentries >= (*tree)->nentries) {
1712 06de99ad 2022-05-19 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
1715 06de99ad 2022-05-19 thomas te = &(*tree)->entries[nentries];
1716 06de99ad 2022-05-19 thomas te_name = buf + sizeof(ite);
1717 06de99ad 2022-05-19 thomas memcpy(te->name, te_name, ite.namelen);
1718 06de99ad 2022-05-19 thomas te->name[ite.namelen] = '\0';
1719 06de99ad 2022-05-19 thomas memcpy(te->id.sha1, ite.id, SHA1_DIGEST_LENGTH);
1720 06de99ad 2022-05-19 thomas te->mode = ite.mode;
1721 06de99ad 2022-05-19 thomas te->idx = nentries;
1722 06de99ad 2022-05-19 thomas nentries++;
1724 06de99ad 2022-05-19 thomas te_offset += sizeof(ite) + ite.namelen;
1728 e033d803 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1732 e033d803 2018-04-23 stsp imsg_free(&imsg);
1737 56e0773d 2019-11-28 stsp if (*tree && (*tree)->nentries != nentries) {
1738 1e51f5b9 2018-04-23 stsp if (err == NULL)
1739 1e51f5b9 2018-04-23 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1740 e033d803 2018-04-23 stsp got_object_tree_close(*tree);
1741 e033d803 2018-04-23 stsp *tree = NULL;
1744 ff6b18f8 2018-04-24 stsp return err;
1747 ff6b18f8 2018-04-24 stsp const struct got_error *
1748 ac544f8c 2019-01-13 stsp got_privsep_send_blob(struct imsgbuf *ibuf, size_t size, size_t hdrlen,
1749 ac544f8c 2019-01-13 stsp const uint8_t *data)
1751 2967a784 2018-04-24 stsp struct got_imsg_blob iblob;
1753 2967a784 2018-04-24 stsp iblob.size = size;
1754 ebc55e2d 2018-12-24 stsp iblob.hdrlen = hdrlen;
1756 ac544f8c 2019-01-13 stsp if (data) {
1757 ac544f8c 2019-01-13 stsp uint8_t *buf;
1759 ac544f8c 2019-01-13 stsp if (size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX)
1760 ac544f8c 2019-01-13 stsp return got_error(GOT_ERR_NO_SPACE);
1762 ac544f8c 2019-01-13 stsp buf = malloc(sizeof(iblob) + size);
1763 ac544f8c 2019-01-13 stsp if (buf == NULL)
1764 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1766 ac544f8c 2019-01-13 stsp memcpy(buf, &iblob, sizeof(iblob));
1767 ac544f8c 2019-01-13 stsp memcpy(buf + sizeof(iblob), data, size);
1768 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, buf,
1769 62d463ca 2020-10-20 naddy sizeof(iblob) + size) == -1) {
1770 ac544f8c 2019-01-13 stsp free(buf);
1771 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1773 ac544f8c 2019-01-13 stsp free(buf);
1775 ac544f8c 2019-01-13 stsp /* Data has already been written to file descriptor. */
1776 ac544f8c 2019-01-13 stsp if (imsg_compose(ibuf, GOT_IMSG_BLOB, 0, 0, -1, &iblob,
1777 ac544f8c 2019-01-13 stsp sizeof(iblob)) == -1)
1778 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose BLOB");
1782 ff6b18f8 2018-04-24 stsp return flush_imsg(ibuf);
1785 ff6b18f8 2018-04-24 stsp const struct got_error *
1786 ac544f8c 2019-01-13 stsp got_privsep_recv_blob(uint8_t **outbuf, size_t *size, size_t *hdrlen,
1787 ac544f8c 2019-01-13 stsp struct imsgbuf *ibuf)
1789 ff6b18f8 2018-04-24 stsp const struct got_error *err = NULL;
1790 ff6b18f8 2018-04-24 stsp struct imsg imsg;
1791 291624d8 2018-11-07 stsp struct got_imsg_blob *iblob;
1792 ff6b18f8 2018-04-24 stsp size_t datalen;
1794 ac544f8c 2019-01-13 stsp *outbuf = NULL;
1796 ad242220 2018-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
1798 ff6b18f8 2018-04-24 stsp return err;
1800 ff6b18f8 2018-04-24 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1802 ff6b18f8 2018-04-24 stsp switch (imsg.hdr.type) {
1803 ff6b18f8 2018-04-24 stsp case GOT_IMSG_BLOB:
1804 ac544f8c 2019-01-13 stsp if (datalen < sizeof(*iblob)) {
1805 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1808 291624d8 2018-11-07 stsp iblob = imsg.data;
1809 291624d8 2018-11-07 stsp *size = iblob->size;
1810 ebc55e2d 2018-12-24 stsp *hdrlen = iblob->hdrlen;
1812 ac544f8c 2019-01-13 stsp if (datalen == sizeof(*iblob)) {
1813 ac544f8c 2019-01-13 stsp /* Data has been written to file descriptor. */
1817 ac544f8c 2019-01-13 stsp if (*size > GOT_PRIVSEP_INLINE_BLOB_DATA_MAX) {
1818 ac544f8c 2019-01-13 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1822 ac544f8c 2019-01-13 stsp *outbuf = malloc(*size);
1823 ac544f8c 2019-01-13 stsp if (*outbuf == NULL) {
1824 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1827 ac544f8c 2019-01-13 stsp memcpy(*outbuf, imsg.data + sizeof(*iblob), *size);
1830 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
1834 f4a881ce 2018-11-17 stsp imsg_free(&imsg);
1836 f4a881ce 2018-11-17 stsp return err;
1839 f4a881ce 2018-11-17 stsp static const struct got_error *
1840 f4a881ce 2018-11-17 stsp send_tagmsg(struct imsgbuf *ibuf, struct got_tag_object *tag, size_t tagmsg_len)
1842 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1843 f4a881ce 2018-11-17 stsp size_t offset, remain;
1845 f4a881ce 2018-11-17 stsp offset = 0;
1846 f4a881ce 2018-11-17 stsp remain = tagmsg_len;
1847 f4a881ce 2018-11-17 stsp while (remain > 0) {
1848 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE, remain);
1850 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG_TAGMSG, 0, 0, -1,
1851 f4a881ce 2018-11-17 stsp tag->tagmsg + offset, n) == -1) {
1852 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG_TAGMSG");
1856 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1860 f4a881ce 2018-11-17 stsp offset += n;
1861 f4a881ce 2018-11-17 stsp remain -= n;
1864 f4a881ce 2018-11-17 stsp return err;
1867 f4a881ce 2018-11-17 stsp const struct got_error *
1868 f4a881ce 2018-11-17 stsp got_privsep_send_tag(struct imsgbuf *ibuf, struct got_tag_object *tag)
1870 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1871 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1872 f4a881ce 2018-11-17 stsp uint8_t *buf;
1873 f4a881ce 2018-11-17 stsp size_t len, total;
1874 f4a881ce 2018-11-17 stsp size_t tag_len = strlen(tag->tag);
1875 f4a881ce 2018-11-17 stsp size_t tagger_len = strlen(tag->tagger);
1876 f4a881ce 2018-11-17 stsp size_t tagmsg_len = strlen(tag->tagmsg);
1878 f4a881ce 2018-11-17 stsp total = sizeof(*itag) + tag_len + tagger_len + tagmsg_len;
1880 f4a881ce 2018-11-17 stsp buf = malloc(total);
1881 f4a881ce 2018-11-17 stsp if (buf == NULL)
1882 638f9024 2019-05-13 stsp return got_error_from_errno("malloc");
1884 f4a881ce 2018-11-17 stsp itag = (struct got_imsg_tag_object *)buf;
1885 f4a881ce 2018-11-17 stsp memcpy(itag->id, tag->id.sha1, sizeof(itag->id));
1886 f4a881ce 2018-11-17 stsp itag->obj_type = tag->obj_type;
1887 f4a881ce 2018-11-17 stsp itag->tag_len = tag_len;
1888 f4a881ce 2018-11-17 stsp itag->tagger_len = tagger_len;
1889 f4a881ce 2018-11-17 stsp itag->tagger_time = tag->tagger_time;
1890 f4a881ce 2018-11-17 stsp itag->tagger_gmtoff = tag->tagger_gmtoff;
1891 f4a881ce 2018-11-17 stsp itag->tagmsg_len = tagmsg_len;
1893 f4a881ce 2018-11-17 stsp len = sizeof(*itag);
1894 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tag, tag_len);
1895 f4a881ce 2018-11-17 stsp len += tag_len;
1896 f4a881ce 2018-11-17 stsp memcpy(buf + len, tag->tagger, tagger_len);
1897 f4a881ce 2018-11-17 stsp len += tagger_len;
1899 f4a881ce 2018-11-17 stsp if (imsg_compose(ibuf, GOT_IMSG_TAG, 0, 0, -1, buf, len) == -1) {
1900 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose TAG");
1901 f4a881ce 2018-11-17 stsp goto done;
1904 f4a881ce 2018-11-17 stsp if (tagmsg_len == 0 ||
1905 f4a881ce 2018-11-17 stsp tagmsg_len + len > MAX_IMSGSIZE - IMSG_HEADER_SIZE) {
1906 f4a881ce 2018-11-17 stsp err = flush_imsg(ibuf);
1908 f4a881ce 2018-11-17 stsp goto done;
1910 f4a881ce 2018-11-17 stsp err = send_tagmsg(ibuf, tag, tagmsg_len);
1912 f4a881ce 2018-11-17 stsp free(buf);
1913 f4a881ce 2018-11-17 stsp return err;
1916 f4a881ce 2018-11-17 stsp const struct got_error *
1917 f4a881ce 2018-11-17 stsp got_privsep_recv_tag(struct got_tag_object **tag, struct imsgbuf *ibuf)
1919 f4a881ce 2018-11-17 stsp const struct got_error *err = NULL;
1920 f4a881ce 2018-11-17 stsp struct imsg imsg;
1921 f4a881ce 2018-11-17 stsp struct got_imsg_tag_object *itag;
1922 f4a881ce 2018-11-17 stsp size_t len, datalen;
1923 f4a881ce 2018-11-17 stsp const size_t min_datalen =
1924 f4a881ce 2018-11-17 stsp MIN(sizeof(struct got_imsg_error),
1925 f4a881ce 2018-11-17 stsp sizeof(struct got_imsg_tag_object));
1927 f4a881ce 2018-11-17 stsp *tag = NULL;
1929 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
1931 f4a881ce 2018-11-17 stsp return err;
1933 f4a881ce 2018-11-17 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
1936 f4a881ce 2018-11-17 stsp switch (imsg.hdr.type) {
1937 f4a881ce 2018-11-17 stsp case GOT_IMSG_TAG:
1938 f4a881ce 2018-11-17 stsp if (datalen < sizeof(*itag)) {
1939 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1942 f4a881ce 2018-11-17 stsp itag = imsg.data;
1943 f4a881ce 2018-11-17 stsp if (datalen != sizeof(*itag) + itag->tag_len +
1944 f4a881ce 2018-11-17 stsp itag->tagger_len) {
1945 f4a881ce 2018-11-17 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
1948 f4a881ce 2018-11-17 stsp len += sizeof(*itag);
1950 f4a881ce 2018-11-17 stsp *tag = calloc(1, sizeof(**tag));
1951 f4a881ce 2018-11-17 stsp if (*tag == NULL) {
1952 638f9024 2019-05-13 stsp err = got_error_from_errno("calloc");
1956 f4a881ce 2018-11-17 stsp memcpy((*tag)->id.sha1, itag->id, SHA1_DIGEST_LENGTH);
1958 f4a881ce 2018-11-17 stsp if (itag->tag_len == 0) {
1959 f4a881ce 2018-11-17 stsp (*tag)->tag = strdup("");
1960 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1961 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1965 f4a881ce 2018-11-17 stsp (*tag)->tag = malloc(itag->tag_len + 1);
1966 f4a881ce 2018-11-17 stsp if ((*tag)->tag == NULL) {
1967 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1970 f4a881ce 2018-11-17 stsp memcpy((*tag)->tag, imsg.data + len,
1971 f4a881ce 2018-11-17 stsp itag->tag_len);
1972 f4a881ce 2018-11-17 stsp (*tag)->tag[itag->tag_len] = '\0';
1974 f4a881ce 2018-11-17 stsp len += itag->tag_len;
1976 f4a881ce 2018-11-17 stsp (*tag)->obj_type = itag->obj_type;
1977 f4a881ce 2018-11-17 stsp (*tag)->tagger_time = itag->tagger_time;
1978 f4a881ce 2018-11-17 stsp (*tag)->tagger_gmtoff = itag->tagger_gmtoff;
1980 f4a881ce 2018-11-17 stsp if (itag->tagger_len == 0) {
1981 f4a881ce 2018-11-17 stsp (*tag)->tagger = strdup("");
1982 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1983 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
1987 f4a881ce 2018-11-17 stsp (*tag)->tagger = malloc(itag->tagger_len + 1);
1988 f4a881ce 2018-11-17 stsp if ((*tag)->tagger == NULL) {
1989 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
1992 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagger, imsg.data + len,
1993 f4a881ce 2018-11-17 stsp itag->tagger_len);
1994 f4a881ce 2018-11-17 stsp (*tag)->tagger[itag->tagger_len] = '\0';
1996 f4a881ce 2018-11-17 stsp len += itag->tagger_len;
1998 f4a881ce 2018-11-17 stsp if (itag->tagmsg_len == 0) {
1999 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = strdup("");
2000 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
2001 638f9024 2019-05-13 stsp err = got_error_from_errno("strdup");
2005 f4a881ce 2018-11-17 stsp size_t offset = 0, remain = itag->tagmsg_len;
2007 f4a881ce 2018-11-17 stsp (*tag)->tagmsg = malloc(itag->tagmsg_len + 1);
2008 f4a881ce 2018-11-17 stsp if ((*tag)->tagmsg == NULL) {
2009 638f9024 2019-05-13 stsp err = got_error_from_errno("malloc");
2012 f4a881ce 2018-11-17 stsp while (remain > 0) {
2013 f4a881ce 2018-11-17 stsp struct imsg imsg_log;
2014 f4a881ce 2018-11-17 stsp size_t n = MIN(MAX_IMSGSIZE - IMSG_HEADER_SIZE,
2017 f4a881ce 2018-11-17 stsp err = got_privsep_recv_imsg(&imsg_log, ibuf, n);
2019 f4a881ce 2018-11-17 stsp return err;
2021 f4a881ce 2018-11-17 stsp if (imsg_log.hdr.type != GOT_IMSG_TAG_TAGMSG)
2022 f4a881ce 2018-11-17 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2024 f4a881ce 2018-11-17 stsp memcpy((*tag)->tagmsg + offset, imsg_log.data,
2026 f4a881ce 2018-11-17 stsp imsg_free(&imsg_log);
2027 f4a881ce 2018-11-17 stsp offset += n;
2028 f4a881ce 2018-11-17 stsp remain -= n;
2030 f4a881ce 2018-11-17 stsp (*tag)->tagmsg[itag->tagmsg_len] = '\0';
2035 ff6b18f8 2018-04-24 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2039 ff6b18f8 2018-04-24 stsp imsg_free(&imsg);
2041 2178c42e 2018-04-22 stsp return err;
2044 876c234b 2018-09-10 stsp const struct got_error *
2045 876c234b 2018-09-10 stsp got_privsep_init_pack_child(struct imsgbuf *ibuf, struct got_pack *pack,
2046 876c234b 2018-09-10 stsp struct got_packidx *packidx)
2048 41496140 2019-02-21 stsp const struct got_error *err = NULL;
2049 876c234b 2018-09-10 stsp struct got_imsg_packidx ipackidx;
2050 876c234b 2018-09-10 stsp struct got_imsg_pack ipack;
2053 876c234b 2018-09-10 stsp ipackidx.len = packidx->len;
2054 c3564dfa 2021-07-15 stsp ipackidx.packfile_size = pack->filesize;
2055 876c234b 2018-09-10 stsp fd = dup(packidx->fd);
2056 876c234b 2018-09-10 stsp if (fd == -1)
2057 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
2059 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKIDX, 0, 0, fd, &ipackidx,
2060 41496140 2019-02-21 stsp sizeof(ipackidx)) == -1) {
2061 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACKIDX");
2062 41496140 2019-02-21 stsp close(fd);
2063 41496140 2019-02-21 stsp return err;
2066 876c234b 2018-09-10 stsp if (strlcpy(ipack.path_packfile, pack->path_packfile,
2067 876c234b 2018-09-10 stsp sizeof(ipack.path_packfile)) >= sizeof(ipack.path_packfile))
2068 876c234b 2018-09-10 stsp return got_error(GOT_ERR_NO_SPACE);
2069 876c234b 2018-09-10 stsp ipack.filesize = pack->filesize;
2071 876c234b 2018-09-10 stsp fd = dup(pack->fd);
2072 876c234b 2018-09-10 stsp if (fd == -1)
2073 638f9024 2019-05-13 stsp return got_error_from_errno("dup");
2075 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACK, 0, 0, fd, &ipack, sizeof(ipack))
2077 638f9024 2019-05-13 stsp err = got_error_from_errno("imsg_compose PACK");
2078 41496140 2019-02-21 stsp close(fd);
2079 41496140 2019-02-21 stsp return err;
2082 876c234b 2018-09-10 stsp return flush_imsg(ibuf);
2085 876c234b 2018-09-10 stsp const struct got_error *
2086 106807b4 2018-09-15 stsp got_privsep_send_packed_obj_req(struct imsgbuf *ibuf, int idx,
2087 106807b4 2018-09-15 stsp struct got_object_id *id)
2089 876c234b 2018-09-10 stsp struct got_imsg_packed_object iobj;
2091 876c234b 2018-09-10 stsp iobj.idx = idx;
2092 106807b4 2018-09-15 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2094 876c234b 2018-09-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_OBJECT_REQUEST, 0, 0, -1,
2095 876c234b 2018-09-10 stsp &iobj, sizeof(iobj)) == -1)
2096 638f9024 2019-05-13 stsp return got_error_from_errno("imsg_compose "
2097 230a42bd 2019-05-11 jcs "PACKED_OBJECT_REQUEST");
2099 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2102 aba9c984 2019-09-08 stsp const struct got_error *
2103 59d1e4a0 2021-03-10 stsp got_privsep_send_packed_raw_obj_req(struct imsgbuf *ibuf, int idx,
2104 59d1e4a0 2021-03-10 stsp struct got_object_id *id)
2106 59d1e4a0 2021-03-10 stsp struct got_imsg_packed_object iobj;
2108 59d1e4a0 2021-03-10 stsp iobj.idx = idx;
2109 59d1e4a0 2021-03-10 stsp memcpy(iobj.id, id->sha1, sizeof(iobj.id));
2111 59d1e4a0 2021-03-10 stsp if (imsg_compose(ibuf, GOT_IMSG_PACKED_RAW_OBJECT_REQUEST, 0, 0, -1,
2112 59d1e4a0 2021-03-10 stsp &iobj, sizeof(iobj)) == -1)
2113 59d1e4a0 2021-03-10 stsp return got_error_from_errno("imsg_compose "
2114 59d1e4a0 2021-03-10 stsp "PACKED_OBJECT_REQUEST");
2116 59d1e4a0 2021-03-10 stsp return flush_imsg(ibuf);
2119 59d1e4a0 2021-03-10 stsp const struct got_error *
2120 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_parse_req(struct imsgbuf *ibuf, int fd)
2122 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2124 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf, GOT_IMSG_GITCONFIG_PARSE_REQUEST, 0, 0, fd,
2125 aba9c984 2019-09-08 stsp NULL, 0) == -1) {
2126 aba9c984 2019-09-08 stsp err = got_error_from_errno("imsg_compose "
2127 aba9c984 2019-09-08 stsp "GITCONFIG_PARSE_REQUEST");
2128 aba9c984 2019-09-08 stsp close(fd);
2129 aba9c984 2019-09-08 stsp return err;
2132 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2135 aba9c984 2019-09-08 stsp const struct got_error *
2136 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_repository_format_version_req(struct imsgbuf *ibuf)
2138 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2139 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST, 0, 0, -1,
2140 aba9c984 2019-09-08 stsp NULL, 0) == -1)
2141 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2142 aba9c984 2019-09-08 stsp "GITCONFIG_REPOSITORY_FORMAT_VERSION_REQUEST");
2144 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2147 aba9c984 2019-09-08 stsp const struct got_error *
2148 20b7abb3 2020-10-22 stsp got_privsep_send_gitconfig_repository_extensions_req(struct imsgbuf *ibuf)
2150 20b7abb3 2020-10-22 stsp if (imsg_compose(ibuf,
2151 20b7abb3 2020-10-22 stsp GOT_IMSG_GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST, 0, 0, -1,
2152 20b7abb3 2020-10-22 stsp NULL, 0) == -1)
2153 20b7abb3 2020-10-22 stsp return got_error_from_errno("imsg_compose "
2154 20b7abb3 2020-10-22 stsp "GITCONFIG_REPOSITORY_EXTENSIONS_REQUEST");
2156 20b7abb3 2020-10-22 stsp return flush_imsg(ibuf);
2160 20b7abb3 2020-10-22 stsp const struct got_error *
2161 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_name_req(struct imsgbuf *ibuf)
2163 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2164 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_NAME_REQUEST, 0, 0, -1, NULL, 0) == -1)
2165 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2166 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_NAME_REQUEST");
2168 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2171 aba9c984 2019-09-08 stsp const struct got_error *
2172 aba9c984 2019-09-08 stsp got_privsep_send_gitconfig_author_email_req(struct imsgbuf *ibuf)
2174 aba9c984 2019-09-08 stsp if (imsg_compose(ibuf,
2175 aba9c984 2019-09-08 stsp GOT_IMSG_GITCONFIG_AUTHOR_EMAIL_REQUEST, 0, 0, -1, NULL, 0) == -1)
2176 aba9c984 2019-09-08 stsp return got_error_from_errno("imsg_compose "
2177 aba9c984 2019-09-08 stsp "GITCONFIG_AUTHOR_EMAIL_REQUEST");
2179 cd95becd 2019-11-29 stsp return flush_imsg(ibuf);
2182 cd95becd 2019-11-29 stsp const struct got_error *
2183 cd95becd 2019-11-29 stsp got_privsep_send_gitconfig_remotes_req(struct imsgbuf *ibuf)
2185 cd95becd 2019-11-29 stsp if (imsg_compose(ibuf,
2186 cd95becd 2019-11-29 stsp GOT_IMSG_GITCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2187 cd95becd 2019-11-29 stsp return got_error_from_errno("imsg_compose "
2188 cd95becd 2019-11-29 stsp "GITCONFIG_REMOTE_REQUEST");
2190 aba9c984 2019-09-08 stsp return flush_imsg(ibuf);
2193 aba9c984 2019-09-08 stsp const struct got_error *
2194 9a1cc63f 2020-02-03 stsp got_privsep_send_gitconfig_owner_req(struct imsgbuf *ibuf)
2196 9a1cc63f 2020-02-03 stsp if (imsg_compose(ibuf,
2197 9a1cc63f 2020-02-03 stsp GOT_IMSG_GITCONFIG_OWNER_REQUEST, 0, 0, -1, NULL, 0) == -1)
2198 9a1cc63f 2020-02-03 stsp return got_error_from_errno("imsg_compose "
2199 9a1cc63f 2020-02-03 stsp "GITCONFIG_OWNER_REQUEST");
2201 9a1cc63f 2020-02-03 stsp return flush_imsg(ibuf);
2204 9a1cc63f 2020-02-03 stsp const struct got_error *
2205 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_str(char **str, struct imsgbuf *ibuf)
2207 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2208 aba9c984 2019-09-08 stsp struct imsg imsg;
2209 aba9c984 2019-09-08 stsp size_t datalen;
2210 aba9c984 2019-09-08 stsp const size_t min_datalen = 0;
2212 aba9c984 2019-09-08 stsp *str = NULL;
2214 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2216 aba9c984 2019-09-08 stsp return err;
2217 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2219 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2220 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_STR_VAL:
2221 aba9c984 2019-09-08 stsp if (datalen == 0)
2223 6c13dcd2 2020-09-18 stsp /* datalen does not include terminating \0 */
2224 6c13dcd2 2020-09-18 stsp *str = malloc(datalen + 1);
2225 aba9c984 2019-09-08 stsp if (*str == NULL) {
2226 aba9c984 2019-09-08 stsp err = got_error_from_errno("malloc");
2229 6c13dcd2 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2230 6c13dcd2 2020-09-18 stsp (*str)[datalen] = '\0';
2233 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2237 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2238 aba9c984 2019-09-08 stsp return err;
2241 aba9c984 2019-09-08 stsp const struct got_error *
2242 aba9c984 2019-09-08 stsp got_privsep_recv_gitconfig_int(int *val, struct imsgbuf *ibuf)
2244 aba9c984 2019-09-08 stsp const struct got_error *err = NULL;
2245 aba9c984 2019-09-08 stsp struct imsg imsg;
2246 aba9c984 2019-09-08 stsp size_t datalen;
2247 aba9c984 2019-09-08 stsp const size_t min_datalen =
2248 aba9c984 2019-09-08 stsp MIN(sizeof(struct got_imsg_error), sizeof(int));
2252 aba9c984 2019-09-08 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2254 aba9c984 2019-09-08 stsp return err;
2255 aba9c984 2019-09-08 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2257 aba9c984 2019-09-08 stsp switch (imsg.hdr.type) {
2258 aba9c984 2019-09-08 stsp case GOT_IMSG_GITCONFIG_INT_VAL:
2259 aba9c984 2019-09-08 stsp if (datalen != sizeof(*val)) {
2260 aba9c984 2019-09-08 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2263 aba9c984 2019-09-08 stsp memcpy(val, imsg.data, sizeof(*val));
2266 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2270 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2271 cd95becd 2019-11-29 stsp return err;
2274 b8adfa55 2020-09-25 stsp static void
2275 b8adfa55 2020-09-25 stsp free_remote_data(struct got_remote_repo *remote)
2279 b8adfa55 2020-09-25 stsp free(remote->name);
2280 6480c871 2021-08-30 stsp free(remote->fetch_url);
2281 6480c871 2021-08-30 stsp free(remote->send_url);
2282 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_branches; i++)
2283 6480c871 2021-08-30 stsp free(remote->fetch_branches[i]);
2284 6480c871 2021-08-30 stsp free(remote->fetch_branches);
2285 6480c871 2021-08-30 stsp for (i = 0; i < remote->nsend_branches; i++)
2286 6480c871 2021-08-30 stsp free(remote->send_branches[i]);
2287 6480c871 2021-08-30 stsp free(remote->send_branches);
2288 6480c871 2021-08-30 stsp for (i = 0; i < remote->nfetch_refs; i++)
2289 6480c871 2021-08-30 stsp free(remote->fetch_refs[i]);
2290 6480c871 2021-08-30 stsp free(remote->fetch_refs);
2293 cd95becd 2019-11-29 stsp const struct got_error *
2294 cd95becd 2019-11-29 stsp got_privsep_recv_gitconfig_remotes(struct got_remote_repo **remotes,
2295 cd95becd 2019-11-29 stsp int *nremotes, struct imsgbuf *ibuf)
2297 cd95becd 2019-11-29 stsp const struct got_error *err = NULL;
2298 cd95becd 2019-11-29 stsp struct imsg imsg;
2299 cd95becd 2019-11-29 stsp size_t datalen;
2300 cd95becd 2019-11-29 stsp struct got_imsg_remotes iremotes;
2301 cd95becd 2019-11-29 stsp struct got_imsg_remote iremote;
2303 cd95becd 2019-11-29 stsp *remotes = NULL;
2304 cd95becd 2019-11-29 stsp *nremotes = 0;
2305 d669b9c9 2020-02-22 stsp iremotes.nremotes = 0;
2307 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremotes));
2309 cd95becd 2019-11-29 stsp return err;
2310 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2312 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2313 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTES:
2314 cd95becd 2019-11-29 stsp if (datalen != sizeof(iremotes)) {
2315 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2318 cd95becd 2019-11-29 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2319 cd95becd 2019-11-29 stsp if (iremotes.nremotes == 0) {
2320 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2321 cd95becd 2019-11-29 stsp return NULL;
2325 54b1c5b5 2020-02-22 stsp imsg_free(&imsg);
2326 54b1c5b5 2020-02-22 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2329 aba9c984 2019-09-08 stsp imsg_free(&imsg);
2331 5146eb39 2020-03-20 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2332 cd95becd 2019-11-29 stsp if (*remotes == NULL)
2333 cd95becd 2019-11-29 stsp return got_error_from_errno("recallocarray");
2335 cd95becd 2019-11-29 stsp while (*nremotes < iremotes.nremotes) {
2336 cd95becd 2019-11-29 stsp struct got_remote_repo *remote;
2338 cd95becd 2019-11-29 stsp err = got_privsep_recv_imsg(&imsg, ibuf, sizeof(iremote));
2341 cd95becd 2019-11-29 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2343 cd95becd 2019-11-29 stsp switch (imsg.hdr.type) {
2344 cd95becd 2019-11-29 stsp case GOT_IMSG_GITCONFIG_REMOTE:
2345 cd95becd 2019-11-29 stsp remote = &(*remotes)[*nremotes];
2346 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2347 cd95becd 2019-11-29 stsp if (datalen < sizeof(iremote)) {
2348 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2351 cd95becd 2019-11-29 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2352 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2353 6480c871 2021-08-30 stsp iremote.fetch_url_len == 0 ||
2354 6480c871 2021-08-30 stsp iremote.send_url_len == 0 ||
2355 cd95becd 2019-11-29 stsp (sizeof(iremote) + iremote.name_len +
2356 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) > datalen) {
2357 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2360 cd95becd 2019-11-29 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2361 cd95becd 2019-11-29 stsp iremote.name_len);
2362 cd95becd 2019-11-29 stsp if (remote->name == NULL) {
2363 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2366 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data + sizeof(iremote) +
2367 6480c871 2021-08-30 stsp iremote.name_len, iremote.fetch_url_len);
2368 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2369 cd95becd 2019-11-29 stsp err = got_error_from_errno("strndup");
2370 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2373 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data + sizeof(iremote) +
2374 6480c871 2021-08-30 stsp iremote.name_len + iremote.fetch_url_len,
2375 6480c871 2021-08-30 stsp iremote.send_url_len);
2376 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2377 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2378 6480c871 2021-08-30 stsp free_remote_data(remote);
2381 469dd726 2020-03-20 stsp remote->mirror_references = iremote.mirror_references;
2382 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2383 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2384 6480c871 2021-08-30 stsp remote->fetch_branches = NULL;
2385 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2386 6480c871 2021-08-30 stsp remote->send_branches = NULL;
2387 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2388 6480c871 2021-08-30 stsp remote->fetch_refs = NULL;
2389 cd95becd 2019-11-29 stsp (*nremotes)++;
2392 cd95becd 2019-11-29 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2396 cd95becd 2019-11-29 stsp imsg_free(&imsg);
2401 cd95becd 2019-11-29 stsp if (err) {
2403 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2404 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2405 cd95becd 2019-11-29 stsp free(*remotes);
2406 cd95becd 2019-11-29 stsp *remotes = NULL;
2407 cd95becd 2019-11-29 stsp *nremotes = 0;
2409 aba9c984 2019-09-08 stsp return err;
2412 257add31 2020-09-09 stsp const struct got_error *
2413 257add31 2020-09-09 stsp got_privsep_send_gotconfig_parse_req(struct imsgbuf *ibuf, int fd)
2415 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2417 257add31 2020-09-09 stsp if (imsg_compose(ibuf, GOT_IMSG_GOTCONFIG_PARSE_REQUEST, 0, 0, fd,
2418 257add31 2020-09-09 stsp NULL, 0) == -1) {
2419 257add31 2020-09-09 stsp err = got_error_from_errno("imsg_compose "
2420 257add31 2020-09-09 stsp "GOTCONFIG_PARSE_REQUEST");
2421 257add31 2020-09-09 stsp close(fd);
2422 257add31 2020-09-09 stsp return err;
2425 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2428 257add31 2020-09-09 stsp const struct got_error *
2429 257add31 2020-09-09 stsp got_privsep_send_gotconfig_author_req(struct imsgbuf *ibuf)
2431 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2432 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_AUTHOR_REQUEST, 0, 0, -1, NULL, 0) == -1)
2433 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2434 257add31 2020-09-09 stsp "GOTCONFIG_AUTHOR_REQUEST");
2436 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2439 ca6e02ac 2020-01-07 stsp const struct got_error *
2440 257add31 2020-09-09 stsp got_privsep_send_gotconfig_remotes_req(struct imsgbuf *ibuf)
2442 257add31 2020-09-09 stsp if (imsg_compose(ibuf,
2443 257add31 2020-09-09 stsp GOT_IMSG_GOTCONFIG_REMOTES_REQUEST, 0, 0, -1, NULL, 0) == -1)
2444 257add31 2020-09-09 stsp return got_error_from_errno("imsg_compose "
2445 257add31 2020-09-09 stsp "GOTCONFIG_REMOTE_REQUEST");
2447 257add31 2020-09-09 stsp return flush_imsg(ibuf);
2450 257add31 2020-09-09 stsp const struct got_error *
2451 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_str(char **str, struct imsgbuf *ibuf)
2453 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2454 257add31 2020-09-09 stsp struct imsg imsg;
2455 257add31 2020-09-09 stsp size_t datalen;
2456 257add31 2020-09-09 stsp const size_t min_datalen = 0;
2458 257add31 2020-09-09 stsp *str = NULL;
2460 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2462 257add31 2020-09-09 stsp return err;
2463 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2465 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2466 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2467 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2468 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2471 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2473 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_STR_VAL:
2474 257add31 2020-09-09 stsp if (datalen == 0)
2476 5874ea87 2020-09-18 stsp /* datalen does not include terminating \0 */
2477 5874ea87 2020-09-18 stsp *str = malloc(datalen + 1);
2478 257add31 2020-09-09 stsp if (*str == NULL) {
2479 257add31 2020-09-09 stsp err = got_error_from_errno("malloc");
2482 5874ea87 2020-09-18 stsp memcpy(*str, imsg.data, datalen);
2483 5874ea87 2020-09-18 stsp (*str)[datalen] = '\0';
2486 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2490 257add31 2020-09-09 stsp imsg_free(&imsg);
2491 257add31 2020-09-09 stsp return err;
2494 257add31 2020-09-09 stsp const struct got_error *
2495 257add31 2020-09-09 stsp got_privsep_recv_gotconfig_remotes(struct got_remote_repo **remotes,
2496 257add31 2020-09-09 stsp int *nremotes, struct imsgbuf *ibuf)
2498 257add31 2020-09-09 stsp const struct got_error *err = NULL;
2499 257add31 2020-09-09 stsp struct imsg imsg;
2500 257add31 2020-09-09 stsp size_t datalen;
2501 257add31 2020-09-09 stsp struct got_imsg_remotes iremotes;
2502 257add31 2020-09-09 stsp struct got_imsg_remote iremote;
2503 257add31 2020-09-09 stsp const size_t min_datalen =
2504 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremotes));
2506 257add31 2020-09-09 stsp *remotes = NULL;
2507 257add31 2020-09-09 stsp *nremotes = 0;
2508 257add31 2020-09-09 stsp iremotes.nremotes = 0;
2510 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2512 257add31 2020-09-09 stsp return err;
2513 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2515 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2516 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2517 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2518 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2521 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2523 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTES:
2524 257add31 2020-09-09 stsp if (datalen != sizeof(iremotes)) {
2525 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2528 257add31 2020-09-09 stsp memcpy(&iremotes, imsg.data, sizeof(iremotes));
2529 257add31 2020-09-09 stsp if (iremotes.nremotes == 0) {
2530 257add31 2020-09-09 stsp imsg_free(&imsg);
2531 257add31 2020-09-09 stsp return NULL;
2535 257add31 2020-09-09 stsp imsg_free(&imsg);
2536 257add31 2020-09-09 stsp return got_error(GOT_ERR_PRIVSEP_MSG);
2539 257add31 2020-09-09 stsp imsg_free(&imsg);
2541 257add31 2020-09-09 stsp *remotes = recallocarray(NULL, 0, iremotes.nremotes, sizeof(**remotes));
2542 257add31 2020-09-09 stsp if (*remotes == NULL)
2543 257add31 2020-09-09 stsp return got_error_from_errno("recallocarray");
2545 257add31 2020-09-09 stsp while (*nremotes < iremotes.nremotes) {
2546 257add31 2020-09-09 stsp struct got_remote_repo *remote;
2547 257add31 2020-09-09 stsp const size_t min_datalen =
2548 257add31 2020-09-09 stsp MIN(sizeof(struct got_imsg_error), sizeof(iremote));
2551 257add31 2020-09-09 stsp err = got_privsep_recv_imsg(&imsg, ibuf, min_datalen);
2554 257add31 2020-09-09 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2556 257add31 2020-09-09 stsp switch (imsg.hdr.type) {
2557 257add31 2020-09-09 stsp case GOT_IMSG_ERROR:
2558 257add31 2020-09-09 stsp if (datalen < sizeof(struct got_imsg_error)) {
2559 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2562 257add31 2020-09-09 stsp err = recv_imsg_error(&imsg, datalen);
2564 257add31 2020-09-09 stsp case GOT_IMSG_GOTCONFIG_REMOTE:
2565 257add31 2020-09-09 stsp remote = &(*remotes)[*nremotes];
2566 b8adfa55 2020-09-25 stsp memset(remote, 0, sizeof(*remote));
2567 257add31 2020-09-09 stsp if (datalen < sizeof(iremote)) {
2568 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2571 257add31 2020-09-09 stsp memcpy(&iremote, imsg.data, sizeof(iremote));
2572 6480c871 2021-08-30 stsp if (iremote.name_len == 0 ||
2573 6480c871 2021-08-30 stsp (iremote.fetch_url_len == 0 &&
2574 6480c871 2021-08-30 stsp iremote.send_url_len == 0) ||
2575 257add31 2020-09-09 stsp (sizeof(iremote) + iremote.name_len +
2576 6480c871 2021-08-30 stsp iremote.fetch_url_len + iremote.send_url_len) >
2577 6480c871 2021-08-30 stsp datalen) {
2578 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2581 257add31 2020-09-09 stsp remote->name = strndup(imsg.data + sizeof(iremote),
2582 257add31 2020-09-09 stsp iremote.name_len);
2583 257add31 2020-09-09 stsp if (remote->name == NULL) {
2584 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2587 6480c871 2021-08-30 stsp remote->fetch_url = strndup(imsg.data +
2588 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len,
2589 6480c871 2021-08-30 stsp iremote.fetch_url_len);
2590 6480c871 2021-08-30 stsp if (remote->fetch_url == NULL) {
2591 6480c871 2021-08-30 stsp err = got_error_from_errno("strndup");
2592 6480c871 2021-08-30 stsp free_remote_data(remote);
2595 6480c871 2021-08-30 stsp remote->send_url = strndup(imsg.data +
2596 6480c871 2021-08-30 stsp sizeof(iremote) + iremote.name_len +
2597 6480c871 2021-08-30 stsp iremote.fetch_url_len, iremote.send_url_len);
2598 6480c871 2021-08-30 stsp if (remote->send_url == NULL) {
2599 257add31 2020-09-09 stsp err = got_error_from_errno("strndup");
2600 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2603 257add31 2020-09-09 stsp remote->mirror_references = iremote.mirror_references;
2604 0c8b29c5 2021-01-05 stsp remote->fetch_all_branches = iremote.fetch_all_branches;
2605 6480c871 2021-08-30 stsp if (iremote.nfetch_branches > 0) {
2606 6480c871 2021-08-30 stsp remote->fetch_branches = recallocarray(NULL, 0,
2607 6480c871 2021-08-30 stsp iremote.nfetch_branches, sizeof(char *));
2608 6480c871 2021-08-30 stsp if (remote->fetch_branches == NULL) {
2609 b8adfa55 2020-09-25 stsp err = got_error_from_errno("calloc");
2610 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2614 6480c871 2021-08-30 stsp remote->nfetch_branches = 0;
2615 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_branches; i++) {
2616 b8adfa55 2020-09-25 stsp char *branch;
2617 b8adfa55 2020-09-25 stsp err = got_privsep_recv_gotconfig_str(&branch,
2619 b8adfa55 2020-09-25 stsp if (err) {
2620 b8adfa55 2020-09-25 stsp free_remote_data(remote);
2621 b8adfa55 2020-09-25 stsp goto done;
2623 6480c871 2021-08-30 stsp remote->fetch_branches[i] = branch;
2624 6480c871 2021-08-30 stsp remote->nfetch_branches++;
2626 6480c871 2021-08-30 stsp if (iremote.nsend_branches > 0) {
2627 6480c871 2021-08-30 stsp remote->send_branches = recallocarray(NULL, 0,
2628 6480c871 2021-08-30 stsp iremote.nsend_branches, sizeof(char *));
2629 6480c871 2021-08-30 stsp if (remote->send_branches == NULL) {
2630 99495ddb 2021-01-10 stsp err = got_error_from_errno("calloc");
2631 99495ddb 2021-01-10 stsp free_remote_data(remote);
2635 6480c871 2021-08-30 stsp remote->nsend_branches = 0;
2636 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nsend_branches; i++) {
2637 6480c871 2021-08-30 stsp char *branch;
2638 6480c871 2021-08-30 stsp err = got_privsep_recv_gotconfig_str(&branch,
2640 6480c871 2021-08-30 stsp if (err) {
2641 6480c871 2021-08-30 stsp free_remote_data(remote);
2642 6480c871 2021-08-30 stsp goto done;
2644 6480c871 2021-08-30 stsp remote->send_branches[i] = branch;
2645 6480c871 2021-08-30 stsp remote->nsend_branches++;
2647 6480c871 2021-08-30 stsp if (iremote.nfetch_refs > 0) {
2648 6480c871 2021-08-30 stsp remote->fetch_refs = recallocarray(NULL, 0,
2649 6480c871 2021-08-30 stsp iremote.nfetch_refs, sizeof(char *));
2650 6480c871 2021-08-30 stsp if (remote->fetch_refs == NULL) {
2651 6480c871 2021-08-30 stsp err = got_error_from_errno("calloc");
2652 6480c871 2021-08-30 stsp free_remote_data(remote);
2656 6480c871 2021-08-30 stsp remote->nfetch_refs = 0;
2657 6480c871 2021-08-30 stsp for (i = 0; i < iremote.nfetch_refs; i++) {
2658 99495ddb 2021-01-10 stsp char *ref;
2659 99495ddb 2021-01-10 stsp err = got_privsep_recv_gotconfig_str(&ref,
2661 99495ddb 2021-01-10 stsp if (err) {
2662 99495ddb 2021-01-10 stsp free_remote_data(remote);
2663 99495ddb 2021-01-10 stsp goto done;
2665 6480c871 2021-08-30 stsp remote->fetch_refs[i] = ref;
2666 6480c871 2021-08-30 stsp remote->nfetch_refs++;
2668 257add31 2020-09-09 stsp (*nremotes)++;
2671 257add31 2020-09-09 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2675 257add31 2020-09-09 stsp imsg_free(&imsg);
2680 257add31 2020-09-09 stsp if (err) {
2682 b8adfa55 2020-09-25 stsp for (i = 0; i < *nremotes; i++)
2683 b8adfa55 2020-09-25 stsp free_remote_data(&(*remotes)[i]);
2684 257add31 2020-09-09 stsp free(*remotes);
2685 257add31 2020-09-09 stsp *remotes = NULL;
2686 257add31 2020-09-09 stsp *nremotes = 0;
2688 257add31 2020-09-09 stsp return err;
2691 257add31 2020-09-09 stsp const struct got_error *
2692 ca6e02ac 2020-01-07 stsp got_privsep_send_commit_traversal_request(struct imsgbuf *ibuf,
2693 abc59930 2021-09-05 naddy struct got_object_id *id, int idx, const char *path)
2695 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2696 ca6e02ac 2020-01-07 stsp struct ibuf *wbuf;
2697 ca6e02ac 2020-01-07 stsp size_t path_len = strlen(path) + 1;
2699 ca6e02ac 2020-01-07 stsp wbuf = imsg_create(ibuf, GOT_IMSG_COMMIT_TRAVERSAL_REQUEST, 0, 0,
2700 ca6e02ac 2020-01-07 stsp sizeof(struct got_imsg_commit_traversal_request) + path_len);
2701 ca6e02ac 2020-01-07 stsp if (wbuf == NULL)
2702 ca6e02ac 2020-01-07 stsp return got_error_from_errno(
2703 ca6e02ac 2020-01-07 stsp "imsg_create COMMIT_TRAVERSAL_REQUEST");
2704 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, id->sha1, SHA1_DIGEST_LENGTH) == -1) {
2705 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2706 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2707 ca6e02ac 2020-01-07 stsp return err;
2709 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, &idx, sizeof(idx)) == -1) {
2710 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2711 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2712 ca6e02ac 2020-01-07 stsp return err;
2714 ca6e02ac 2020-01-07 stsp if (imsg_add(wbuf, path, path_len) == -1) {
2715 ca6e02ac 2020-01-07 stsp err = got_error_from_errno("imsg_add COMMIT_TRAVERSAL_REQUEST");
2716 ca6e02ac 2020-01-07 stsp ibuf_free(wbuf);
2717 ca6e02ac 2020-01-07 stsp return err;
2720 ca6e02ac 2020-01-07 stsp wbuf->fd = -1;
2721 ca6e02ac 2020-01-07 stsp imsg_close(ibuf, wbuf);
2723 ca6e02ac 2020-01-07 stsp return flush_imsg(ibuf);
2726 ca6e02ac 2020-01-07 stsp const struct got_error *
2727 ca6e02ac 2020-01-07 stsp got_privsep_recv_traversed_commits(struct got_commit_object **changed_commit,
2728 ca6e02ac 2020-01-07 stsp struct got_object_id **changed_commit_id,
2729 ca6e02ac 2020-01-07 stsp struct got_object_id_queue *commit_ids, struct imsgbuf *ibuf)
2731 ca6e02ac 2020-01-07 stsp const struct got_error *err = NULL;
2732 ca6e02ac 2020-01-07 stsp struct imsg imsg;
2733 ca6e02ac 2020-01-07 stsp struct got_imsg_traversed_commits *icommits;
2734 ca6e02ac 2020-01-07 stsp size_t datalen;
2735 ca6e02ac 2020-01-07 stsp int i, done = 0;
2737 ca6e02ac 2020-01-07 stsp *changed_commit = NULL;
2738 ca6e02ac 2020-01-07 stsp *changed_commit_id = NULL;
2740 ca6e02ac 2020-01-07 stsp while (!done) {
2741 ca6e02ac 2020-01-07 stsp err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2743 ca6e02ac 2020-01-07 stsp return err;
2745 ca6e02ac 2020-01-07 stsp datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2746 ca6e02ac 2020-01-07 stsp switch (imsg.hdr.type) {
2747 ca6e02ac 2020-01-07 stsp case GOT_IMSG_TRAVERSED_COMMITS:
2748 ca6e02ac 2020-01-07 stsp icommits = imsg.data;
2749 ca6e02ac 2020-01-07 stsp if (datalen != sizeof(*icommits) +
2750 ca6e02ac 2020-01-07 stsp icommits->ncommits * SHA1_DIGEST_LENGTH) {
2751 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_LEN);
2754 ca6e02ac 2020-01-07 stsp for (i = 0; i < icommits->ncommits; i++) {
2755 ca6e02ac 2020-01-07 stsp struct got_object_qid *qid;
2756 ca6e02ac 2020-01-07 stsp uint8_t *sha1 = (uint8_t *)imsg.data +
2757 ca6e02ac 2020-01-07 stsp sizeof(*icommits) + i * SHA1_DIGEST_LENGTH;
2758 ca6e02ac 2020-01-07 stsp err = got_object_qid_alloc_partial(&qid);
2761 ec242592 2022-04-22 thomas memcpy(qid->id.sha1, sha1, SHA1_DIGEST_LENGTH);
2762 dbdddfee 2021-06-23 naddy STAILQ_INSERT_TAIL(commit_ids, qid, entry);
2764 ca6e02ac 2020-01-07 stsp /* The last commit may contain a change. */
2765 ca6e02ac 2020-01-07 stsp if (i == icommits->ncommits - 1) {
2766 ca6e02ac 2020-01-07 stsp *changed_commit_id =
2767 ec242592 2022-04-22 thomas got_object_id_dup(&qid->id);
2768 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2769 ca6e02ac 2020-01-07 stsp err = got_error_from_errno(
2770 ca6e02ac 2020-01-07 stsp "got_object_id_dup");
2776 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT:
2777 ca6e02ac 2020-01-07 stsp if (*changed_commit_id == NULL) {
2778 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2781 ca6e02ac 2020-01-07 stsp err = get_commit_from_imsg(changed_commit, &imsg,
2782 ca6e02ac 2020-01-07 stsp datalen, ibuf);
2784 ca6e02ac 2020-01-07 stsp case GOT_IMSG_COMMIT_TRAVERSAL_DONE:
2788 ca6e02ac 2020-01-07 stsp err = got_error(GOT_ERR_PRIVSEP_MSG);
2792 ca6e02ac 2020-01-07 stsp imsg_free(&imsg);
2798 ca6e02ac 2020-01-07 stsp got_object_id_queue_free(commit_ids);
2799 ca6e02ac 2020-01-07 stsp return err;
2802 f9c2e8e5 2022-02-13 thomas const struct got_error *
2803 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_req(struct imsgbuf *ibuf, int idx,
2804 f9c2e8e5 2022-02-13 thomas struct got_object_id *id)
2806 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta_request dreq;
2808 f9c2e8e5 2022-02-13 thomas dreq.idx = idx;
2809 f9c2e8e5 2022-02-13 thomas memcpy(dreq.id, id->sha1, SHA1_DIGEST_LENGTH);
2811 f9c2e8e5 2022-02-13 thomas if (imsg_compose(ibuf, GOT_IMSG_RAW_DELTA_REQUEST, 0, 0, -1,
2812 f9c2e8e5 2022-02-13 thomas &dreq, sizeof(dreq)) == -1)
2813 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA_REQUEST");
2815 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
2818 f9c2e8e5 2022-02-13 thomas const struct got_error *
2819 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta_outfd(struct imsgbuf *ibuf, int fd)
2821 f9c2e8e5 2022-02-13 thomas return send_fd(ibuf, GOT_IMSG_RAW_DELTA_OUTFD, fd);
2824 f9c2e8e5 2022-02-13 thomas const struct got_error *
2825 f9c2e8e5 2022-02-13 thomas got_privsep_send_raw_delta(struct imsgbuf *ibuf, uint64_t base_size,
2826 9249e7e3 2022-05-12 thomas uint64_t result_size, off_t delta_size, off_t delta_compressed_size,
2827 9249e7e3 2022-05-12 thomas off_t delta_offset, off_t delta_out_offset, struct got_object_id *base_id)
2829 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta idelta;
2830 f9c2e8e5 2022-02-13 thomas int ret;
2832 f9c2e8e5 2022-02-13 thomas idelta.base_size = base_size;
2833 f9c2e8e5 2022-02-13 thomas idelta.result_size = result_size;
2834 f9c2e8e5 2022-02-13 thomas idelta.delta_size = delta_size;
2835 9249e7e3 2022-05-12 thomas idelta.delta_compressed_size = delta_compressed_size;
2836 f9c2e8e5 2022-02-13 thomas idelta.delta_offset = delta_offset;
2837 f9c2e8e5 2022-02-13 thomas idelta.delta_out_offset = delta_out_offset;
2838 f9c2e8e5 2022-02-13 thomas memcpy(idelta.base_id, base_id->sha1, SHA1_DIGEST_LENGTH);
2840 f9c2e8e5 2022-02-13 thomas ret = imsg_compose(ibuf, GOT_IMSG_RAW_DELTA, 0, 0, -1,
2841 f9c2e8e5 2022-02-13 thomas &idelta, sizeof(idelta));
2842 f9c2e8e5 2022-02-13 thomas if (ret == -1)
2843 f9c2e8e5 2022-02-13 thomas return got_error_from_errno("imsg_compose RAW_DELTA");
2845 f9c2e8e5 2022-02-13 thomas return flush_imsg(ibuf);
2848 ca6e02ac 2020-01-07 stsp const struct got_error *
2849 f9c2e8e5 2022-02-13 thomas got_privsep_recv_raw_delta(uint64_t *base_size, uint64_t *result_size,
2850 9249e7e3 2022-05-12 thomas off_t *delta_size, off_t *delta_compressed_size, off_t *delta_offset,
2851 9249e7e3 2022-05-12 thomas off_t *delta_out_offset, struct got_object_id **base_id, struct imsgbuf *ibuf)
2853 f9c2e8e5 2022-02-13 thomas const struct got_error *err = NULL;
2854 f9c2e8e5 2022-02-13 thomas struct imsg imsg;
2855 f9c2e8e5 2022-02-13 thomas struct got_imsg_raw_delta *delta;
2856 f9c2e8e5 2022-02-13 thomas size_t datalen;
2858 f9c2e8e5 2022-02-13 thomas *base_size = 0;
2859 f9c2e8e5 2022-02-13 thomas *result_size = 0;
2860 f9c2e8e5 2022-02-13 thomas *delta_size = 0;
2861 9249e7e3 2022-05-12 thomas *delta_compressed_size = 0;
2862 f9c2e8e5 2022-02-13 thomas *delta_offset = 0;
2863 f9c2e8e5 2022-02-13 thomas *delta_out_offset = 0;
2864 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
2866 f9c2e8e5 2022-02-13 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2867 f9c2e8e5 2022-02-13 thomas if (err)
2868 f9c2e8e5 2022-02-13 thomas return err;
2870 f9c2e8e5 2022-02-13 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2872 f9c2e8e5 2022-02-13 thomas switch (imsg.hdr.type) {
2873 f9c2e8e5 2022-02-13 thomas case GOT_IMSG_RAW_DELTA:
2874 f9c2e8e5 2022-02-13 thomas if (datalen != sizeof(*delta)) {
2875 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2878 f9c2e8e5 2022-02-13 thomas delta = imsg.data;
2879 f9c2e8e5 2022-02-13 thomas *base_size = delta->base_size;
2880 f9c2e8e5 2022-02-13 thomas *result_size = delta->result_size;
2881 f9c2e8e5 2022-02-13 thomas *delta_size = delta->delta_size;
2882 9249e7e3 2022-05-12 thomas *delta_compressed_size = delta->delta_compressed_size;
2883 f9c2e8e5 2022-02-13 thomas *delta_offset = delta->delta_offset;
2884 f9c2e8e5 2022-02-13 thomas *delta_out_offset = delta->delta_out_offset;
2885 f9c2e8e5 2022-02-13 thomas *base_id = calloc(1, sizeof(**base_id));
2886 f9c2e8e5 2022-02-13 thomas if (*base_id == NULL) {
2887 f9c2e8e5 2022-02-13 thomas err = got_error_from_errno("malloc");
2890 f9c2e8e5 2022-02-13 thomas memcpy((*base_id)->sha1, delta->base_id, SHA1_DIGEST_LENGTH);
2892 f9c2e8e5 2022-02-13 thomas default:
2893 f9c2e8e5 2022-02-13 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
2897 f9c2e8e5 2022-02-13 thomas imsg_free(&imsg);
2899 f9c2e8e5 2022-02-13 thomas if (err) {
2900 f9c2e8e5 2022-02-13 thomas free(*base_id);
2901 f9c2e8e5 2022-02-13 thomas *base_id = NULL;
2903 7d0d4920 2022-05-12 thomas return err;
2906 7d0d4920 2022-05-12 thomas const struct got_error *
2907 7d0d4920 2022-05-12 thomas got_privsep_send_object_idlist(struct imsgbuf *ibuf,
2908 7d0d4920 2022-05-12 thomas struct got_object_id **ids, size_t nids)
2910 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
2911 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist idlist;
2912 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
2913 7d0d4920 2022-05-12 thomas size_t i;
2915 7d0d4920 2022-05-12 thomas if (nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS)
2916 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
2918 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_OBJ_ID_LIST, 0, 0,
2919 7d0d4920 2022-05-12 thomas sizeof(idlist) + nids * sizeof(**ids));
2920 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
2921 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create OBJ_ID_LIST");
2922 7d0d4920 2022-05-12 thomas return err;
2925 7d0d4920 2022-05-12 thomas idlist.nids = nids;
2926 7d0d4920 2022-05-12 thomas if (imsg_add(wbuf, &idlist, sizeof(idlist)) == -1) {
2927 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_add OBJ_ID_LIST");
2928 7d0d4920 2022-05-12 thomas ibuf_free(wbuf);
2929 7d0d4920 2022-05-12 thomas return err;
2932 7d0d4920 2022-05-12 thomas for (i = 0; i < nids; i++) {
2933 7d0d4920 2022-05-12 thomas struct got_object_id *id = ids[i];
2934 7d0d4920 2022-05-12 thomas if (imsg_add(wbuf, id, sizeof(*id)) == -1) {
2935 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_add OBJ_ID_LIST");
2936 7d0d4920 2022-05-12 thomas ibuf_free(wbuf);
2937 7d0d4920 2022-05-12 thomas return err;
2941 7d0d4920 2022-05-12 thomas wbuf->fd = -1;
2942 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
2944 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
2947 7d0d4920 2022-05-12 thomas const struct got_error *
2948 7d0d4920 2022-05-12 thomas got_privsep_send_object_idlist_done(struct imsgbuf *ibuf)
2950 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_OBJ_ID_LIST_DONE, 0, 0, -1, NULL, 0)
2952 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose OBJ_ID_LIST_DONE");
2954 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
2957 7d0d4920 2022-05-12 thomas const struct got_error *
2958 7d0d4920 2022-05-12 thomas got_privsep_recv_object_idlist(int *done, struct got_object_id **ids,
2959 7d0d4920 2022-05-12 thomas size_t *nids, struct imsgbuf *ibuf)
2961 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
2962 7d0d4920 2022-05-12 thomas struct imsg imsg;
2963 7d0d4920 2022-05-12 thomas struct got_imsg_object_idlist *idlist;
2964 7d0d4920 2022-05-12 thomas size_t datalen;
2966 7d0d4920 2022-05-12 thomas *ids = NULL;
2967 7d0d4920 2022-05-12 thomas *done = 0;
2968 7d0d4920 2022-05-12 thomas *nids = 0;
2970 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
2971 7d0d4920 2022-05-12 thomas if (err)
2972 7d0d4920 2022-05-12 thomas return err;
2974 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
2975 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
2976 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST:
2977 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*idlist)) {
2978 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2981 7d0d4920 2022-05-12 thomas idlist = imsg.data;
2982 7d0d4920 2022-05-12 thomas if (idlist->nids > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS) {
2983 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
2986 7d0d4920 2022-05-12 thomas *nids = idlist->nids;
2987 7d0d4920 2022-05-12 thomas *ids = calloc(*nids, sizeof(**ids));
2988 7d0d4920 2022-05-12 thomas if (*ids == NULL) {
2989 7d0d4920 2022-05-12 thomas err = got_error_from_errno("calloc");
2992 7d0d4920 2022-05-12 thomas memcpy(*ids, (uint8_t *)imsg.data + sizeof(idlist),
2993 7d0d4920 2022-05-12 thomas *nids * sizeof(**ids));
2995 7d0d4920 2022-05-12 thomas case GOT_IMSG_OBJ_ID_LIST_DONE:
2996 7d0d4920 2022-05-12 thomas *done = 1;
2998 7d0d4920 2022-05-12 thomas default:
2999 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3003 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3005 7d0d4920 2022-05-12 thomas return err;
3008 7d0d4920 2022-05-12 thomas const struct got_error *
3009 7d0d4920 2022-05-12 thomas got_privsep_send_delta_reuse_req(struct imsgbuf *ibuf)
3011 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_REQUEST, 0, 0, -1, NULL, 0)
3013 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_REQUEST");
3015 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3018 7d0d4920 2022-05-12 thomas const struct got_error *
3019 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas(struct imsgbuf *ibuf,
3020 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *deltas, size_t ndeltas)
3022 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3023 7d0d4920 2022-05-12 thomas struct ibuf *wbuf;
3024 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas ideltas;
3025 7d0d4920 2022-05-12 thomas size_t i;
3027 7d0d4920 2022-05-12 thomas if (ndeltas > GOT_IMSG_REUSED_DELTAS_MAX_NDELTAS)
3028 7d0d4920 2022-05-12 thomas return got_error(GOT_ERR_NO_SPACE);
3030 7d0d4920 2022-05-12 thomas wbuf = imsg_create(ibuf, GOT_IMSG_REUSED_DELTAS, 0, 0,
3031 7d0d4920 2022-05-12 thomas sizeof(ideltas) + ndeltas * sizeof(*deltas));
3032 7d0d4920 2022-05-12 thomas if (wbuf == NULL) {
3033 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_create REUSED_DELTAS");
3034 7d0d4920 2022-05-12 thomas return err;
3037 7d0d4920 2022-05-12 thomas ideltas.ndeltas = ndeltas;
3038 7d0d4920 2022-05-12 thomas if (imsg_add(wbuf, &ideltas, sizeof(ideltas)) == -1) {
3039 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_add REUSED_DELTAS");
3040 7d0d4920 2022-05-12 thomas ibuf_free(wbuf);
3041 7d0d4920 2022-05-12 thomas return err;
3044 7d0d4920 2022-05-12 thomas for (i = 0; i < ndeltas; i++) {
3045 7d0d4920 2022-05-12 thomas struct got_imsg_reused_delta *delta = &deltas[i];
3046 7d0d4920 2022-05-12 thomas if (imsg_add(wbuf, delta, sizeof(*delta)) == -1) {
3047 7d0d4920 2022-05-12 thomas err = got_error_from_errno("imsg_add REUSED_DELTAS");
3048 7d0d4920 2022-05-12 thomas ibuf_free(wbuf);
3049 7d0d4920 2022-05-12 thomas return err;
3053 7d0d4920 2022-05-12 thomas wbuf->fd = -1;
3054 7d0d4920 2022-05-12 thomas imsg_close(ibuf, wbuf);
3056 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3059 7d0d4920 2022-05-12 thomas const struct got_error *
3060 7d0d4920 2022-05-12 thomas got_privsep_send_reused_deltas_done(struct imsgbuf *ibuf)
3062 7d0d4920 2022-05-12 thomas if (imsg_compose(ibuf, GOT_IMSG_DELTA_REUSE_DONE, 0, 0, -1, NULL, 0)
3064 7d0d4920 2022-05-12 thomas return got_error_from_errno("imsg_compose DELTA_REUSE_DONE");
3066 7d0d4920 2022-05-12 thomas return flush_imsg(ibuf);
3069 7d0d4920 2022-05-12 thomas const struct got_error *
3070 7d0d4920 2022-05-12 thomas got_privsep_recv_reused_deltas(int *done, struct got_imsg_reused_delta *deltas,
3071 7d0d4920 2022-05-12 thomas size_t *ndeltas, struct imsgbuf *ibuf)
3073 7d0d4920 2022-05-12 thomas const struct got_error *err = NULL;
3074 7d0d4920 2022-05-12 thomas struct imsg imsg;
3075 7d0d4920 2022-05-12 thomas struct got_imsg_reused_deltas *ideltas;
3076 7d0d4920 2022-05-12 thomas size_t datalen;
3078 7d0d4920 2022-05-12 thomas *done = 0;
3079 7d0d4920 2022-05-12 thomas *ndeltas = 0;
3081 7d0d4920 2022-05-12 thomas err = got_privsep_recv_imsg(&imsg, ibuf, 0);
3082 7d0d4920 2022-05-12 thomas if (err)
3083 7d0d4920 2022-05-12 thomas return err;
3085 7d0d4920 2022-05-12 thomas datalen = imsg.hdr.len - IMSG_HEADER_SIZE;
3086 7d0d4920 2022-05-12 thomas switch (imsg.hdr.type) {
3087 7d0d4920 2022-05-12 thomas case GOT_IMSG_REUSED_DELTAS:
3088 7d0d4920 2022-05-12 thomas if (datalen < sizeof(*ideltas)) {
3089 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3092 7d0d4920 2022-05-12 thomas ideltas = imsg.data;
3093 7d0d4920 2022-05-12 thomas if (ideltas->ndeltas > GOT_IMSG_OBJ_ID_LIST_MAX_NIDS) {
3094 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_LEN);
3097 7d0d4920 2022-05-12 thomas *ndeltas = ideltas->ndeltas;
3098 7d0d4920 2022-05-12 thomas memcpy(deltas, (uint8_t *)imsg.data + sizeof(ideltas),
3099 7d0d4920 2022-05-12 thomas *ndeltas * sizeof(*deltas));
3101 7d0d4920 2022-05-12 thomas case GOT_IMSG_DELTA_REUSE_DONE:
3102 7d0d4920 2022-05-12 thomas *done = 1;
3104 7d0d4920 2022-05-12 thomas default:
3105 7d0d4920 2022-05-12 thomas err = got_error(GOT_ERR_PRIVSEP_MSG);
3109 7d0d4920 2022-05-12 thomas imsg_free(&imsg);
3111 f9c2e8e5 2022-02-13 thomas return err;
3114 f9c2e8e5 2022-02-13 thomas const struct got_error *
3115 63219cd2 2019-01-04 stsp got_privsep_unveil_exec_helpers(void)
3117 c39c25dd 2019-08-09 stsp const char *helpers[] = {
3118 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_PACK,
3119 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_OBJECT,
3120 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_COMMIT,
3121 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TREE,
3122 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_BLOB,
3123 c39c25dd 2019-08-09 stsp GOT_PATH_PROG_READ_TAG,
3124 aba9c984 2019-09-08 stsp GOT_PATH_PROG_READ_GITCONFIG,
3125 257add31 2020-09-09 stsp GOT_PATH_PROG_READ_GOTCONFIG,
3126 069bbb86 2022-03-07 thomas GOT_PATH_PROG_READ_PATCH,
3127 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_FETCH_PACK,
3128 ee448f5f 2020-03-18 stsp GOT_PATH_PROG_INDEX_PACK,
3129 f8a36e22 2021-08-26 stsp GOT_PATH_PROG_SEND_PACK,
3133 c39c25dd 2019-08-09 stsp for (i = 0; i < nitems(helpers); i++) {
3134 c39c25dd 2019-08-09 stsp if (unveil(helpers[i], "x") == 0)
3136 c39c25dd 2019-08-09 stsp return got_error_from_errno2("unveil", helpers[i]);
3139 63219cd2 2019-01-04 stsp return NULL;
3143 aba9c984 2019-09-08 stsp got_privsep_exec_child(int imsg_fds[2], const char *path, const char *repo_path)
3145 08578a35 2021-01-22 stsp if (close(imsg_fds[0]) == -1) {
3146 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3150 aba9c984 2019-09-08 stsp if (dup2(imsg_fds[1], GOT_IMSG_FD_CHILD) == -1) {
3151 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s\n", getprogname(), strerror(errno));
3155 ce95518e 2021-12-10 thomas closefrom(GOT_IMSG_FD_CHILD + 1);
3157 aba9c984 2019-09-08 stsp if (execl(path, path, repo_path, (char *)NULL) == -1) {
3158 aba9c984 2019-09-08 stsp fprintf(stderr, "%s: %s: %s\n", getprogname(), path,
3159 aba9c984 2019-09-08 stsp strerror(errno));
