1 /* $OpenBSD: ssh-add.c,v 1.169 2023/12/18 14:46:56 djm Exp $ */
3 * Author: Tatu Ylonen <ylo@cs.hut.fi>
4 * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
6 * Adds an identity to the authentication server, or removes an identity.
8 * As far as I am concerned, the code I have written for this software
9 * can be used freely for any purpose. Any derived versions of this
10 * software must be clearly marked as such, and if the derived work is
11 * incompatible with the protocol description in the RFC file, it must be
12 * called by a name other than "ssh" or "Secure Shell".
14 * SSH2 implementation,
15 * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved.
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions
20 * 1. Redistributions of source code must retain the above copyright
21 * notice, this list of conditions and the following disclaimer.
22 * 2. Redistributions in binary form must reproduce the above copyright
23 * notice, this list of conditions and the following disclaimer in the
24 * documentation and/or other materials provided with the distribution.
26 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
27 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
28 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
29 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
30 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
31 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
32 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
33 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
34 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
35 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
40 #include <sys/types.h>
44 # include <openssl/evp.h>
45 # include "openbsd-compat/openssl-compat.h"
65 #include "pathnames.h"
74 extern char *__progname;
76 /* Default files to add */
77 static char *default_files[] = {
79 _PATH_SSH_CLIENT_ID_RSA,
80 #ifdef OPENSSL_HAS_ECC
81 _PATH_SSH_CLIENT_ID_ECDSA,
82 _PATH_SSH_CLIENT_ID_ECDSA_SK,
84 #endif /* WITH_OPENSSL */
85 _PATH_SSH_CLIENT_ID_ED25519,
86 _PATH_SSH_CLIENT_ID_ED25519_SK,
87 _PATH_SSH_CLIENT_ID_XMSS,
88 _PATH_SSH_CLIENT_ID_DSA,
92 static int fingerprint_hash = SSH_FP_HASH_DEFAULT;
94 /* Default lifetime (0 == forever) */
95 static int lifetime = 0;
97 /* User has to confirm key use */
98 static int confirm = 0;
100 /* Maximum number of signatures (XMSS) */
101 static u_int maxsign = 0;
102 static u_int minleft = 0;
104 /* we keep a cache of one passphrase */
105 static char *pass = NULL;
110 freezero(pass, strlen(pass));
116 delete_one(int agent_fd, const struct sshkey *key, const char *comment,
117 const char *path, int qflag)
121 if ((r = ssh_remove_identity(agent_fd, key)) != 0) {
122 fprintf(stderr, "Could not remove identity \"%s\": %s\n",
127 fprintf(stderr, "Identity removed: %s %s (%s)\n", path,
128 sshkey_type(key), comment ? comment : "no comment");
134 delete_stdin(int agent_fd, int qflag, int key_only, int cert_only)
136 char *line = NULL, *cp;
138 struct sshkey *key = NULL;
139 int lnum = 0, r, ret = -1;
141 while (getline(&line, &linesize, stdin) != -1) {
145 line[strcspn(line, "\n")] = '\0';
146 cp = line + strspn(line, " \t");
147 if (*cp == '#' || *cp == '\0')
149 if ((key = sshkey_new(KEY_UNSPEC)) == NULL)
150 fatal_f("sshkey_new");
151 if ((r = sshkey_read(key, &cp)) != 0) {
152 error_r(r, "(stdin):%d: invalid key", lnum);
155 if ((!key_only && !cert_only) ||
156 (key_only && !sshkey_is_cert(key)) ||
157 (cert_only && sshkey_is_cert(key))) {
158 if (delete_one(agent_fd, key, cp,
159 "(stdin)", qflag) == 0)
169 delete_file(int agent_fd, const char *filename, int key_only,
170 int cert_only, int qflag)
172 struct sshkey *public, *cert = NULL;
173 char *certpath = NULL, *comment = NULL;
176 if (strcmp(filename, "-") == 0)
177 return delete_stdin(agent_fd, qflag, key_only, cert_only);
179 if ((r = sshkey_load_public(filename, &public, &comment)) != 0) {
180 printf("Bad key file %s: %s\n", filename, ssh_err(r));
183 if ((!key_only && !cert_only) ||
184 (key_only && !sshkey_is_cert(public)) ||
185 (cert_only && sshkey_is_cert(public))) {
186 if (delete_one(agent_fd, public, comment, filename, qflag) == 0)
193 /* Now try to delete the corresponding certificate too */
196 xasprintf(&certpath, "%s-cert.pub", filename);
197 if ((r = sshkey_load_public(certpath, &cert, &comment)) != 0) {
198 if (r != SSH_ERR_SYSTEM_ERROR || errno != ENOENT)
199 error_r(r, "Failed to load certificate \"%s\"", certpath);
203 if (!sshkey_equal_public(cert, public))
204 fatal("Certificate %s does not match private key %s",
207 if (delete_one(agent_fd, cert, comment, certpath, qflag) == 0)
219 /* Send a request to remove all identities. */
221 delete_all(int agent_fd, int qflag)
226 * Since the agent might be forwarded, old or non-OpenSSH, when asked
227 * to remove all keys, attempt to remove both protocol v.1 and v.2
230 if (ssh_remove_all_identities(agent_fd, 2) == 0)
232 /* ignore error-code for ssh1 */
233 ssh_remove_all_identities(agent_fd, 1);
236 fprintf(stderr, "Failed to remove all identities.\n");
238 fprintf(stderr, "All identities removed.\n");
244 add_file(int agent_fd, const char *filename, int key_only, int cert_only,
245 int qflag, const char *skprovider,
246 struct dest_constraint **dest_constraints,
247 size_t ndest_constraints)
249 struct sshkey *private, *cert;
250 char *comment = NULL;
251 char msg[1024], *certpath = NULL;
255 struct sshbuf *keyblob;
256 struct ssh_identitylist *idlist;
258 if (strcmp(filename, "-") == 0) {
260 filename = "(stdin)";
261 } else if ((fd = open(filename, O_RDONLY)) == -1) {
267 * Since we'll try to load a keyfile multiple times, permission errors
268 * will occur multiple times, so check perms first and bail if wrong.
270 if (fd != STDIN_FILENO) {
271 if (sshkey_perm_ok(fd, filename) != 0) {
276 if ((r = sshbuf_load_fd(fd, &keyblob)) != 0) {
277 fprintf(stderr, "Error loading key \"%s\": %s\n",
278 filename, ssh_err(r));
279 sshbuf_free(keyblob);
285 /* At first, try empty passphrase */
286 if ((r = sshkey_parse_private_fileblob(keyblob, "", &private,
287 &comment)) != 0 && r != SSH_ERR_KEY_WRONG_PASSPHRASE) {
288 fprintf(stderr, "Error loading key \"%s\": %s\n",
289 filename, ssh_err(r));
293 if (private == NULL && pass != NULL) {
294 if ((r = sshkey_parse_private_fileblob(keyblob, pass, &private,
295 &comment)) != 0 && r != SSH_ERR_KEY_WRONG_PASSPHRASE) {
296 fprintf(stderr, "Error loading key \"%s\": %s\n",
297 filename, ssh_err(r));
301 if (private == NULL) {
302 /* clear passphrase since it did not work */
304 snprintf(msg, sizeof msg, "Enter passphrase for %s%s: ",
305 filename, confirm ? " (will confirm each use)" : "");
307 pass = read_passphrase(msg, RP_ALLOW_STDIN);
308 if (strcmp(pass, "") == 0)
310 if ((r = sshkey_parse_private_fileblob(keyblob, pass,
311 &private, &comment)) == 0)
313 else if (r != SSH_ERR_KEY_WRONG_PASSPHRASE) {
315 "Error loading key \"%s\": %s\n",
316 filename, ssh_err(r));
319 sshbuf_free(keyblob);
323 snprintf(msg, sizeof msg,
324 "Bad passphrase, try again for %s%s: ", filename,
325 confirm ? " (will confirm each use)" : "");
328 if (comment == NULL || *comment == '\0')
329 comment = xstrdup(filename);
330 sshbuf_free(keyblob);
333 if ((r = sshkey_set_filename(private, filename)) != 0) {
334 fprintf(stderr, "Could not add filename to private key: %s (%s)\n",
338 if (maxsign && minleft &&
339 (r = ssh_fetch_identitylist(agent_fd, &idlist)) == 0) {
340 for (i = 0; i < idlist->nkeys; i++) {
341 if (!sshkey_equal_public(idlist->keys[i], private))
343 left = sshkey_signatures_left(idlist->keys[i]);
344 if (left < minleft) {
346 "Only %d signatures left.\n", left);
349 fprintf(stderr, "Skipping update: ");
350 if (left == minleft) {
352 "required signatures left (%d).\n", left);
355 "more signatures left (%d) than"
356 " required (%d).\n", left, minleft);
358 ssh_free_identitylist(idlist);
361 ssh_free_identitylist(idlist);
364 if (sshkey_is_sk(private)) {
365 if (skprovider == NULL) {
366 fprintf(stderr, "Cannot load FIDO key %s "
367 "without provider\n", filename);
371 /* Don't send provider constraint for other keys */
376 (r = ssh_add_identity_constrained(agent_fd, private, comment,
377 lifetime, confirm, maxsign, skprovider,
378 dest_constraints, ndest_constraints)) == 0) {
381 fprintf(stderr, "Identity added: %s (%s)\n",
385 "Lifetime set to %d seconds\n", lifetime);
388 fprintf(stderr, "The user must confirm "
389 "each use of the key\n");
393 fprintf(stderr, "Could not add identity \"%s\": %s\n",
394 filename, ssh_err(r));
397 /* Skip trying to load the cert if requested */
401 /* Now try to add the certificate flavour too */
402 xasprintf(&certpath, "%s-cert.pub", filename);
403 if ((r = sshkey_load_public(certpath, &cert, NULL)) != 0) {
404 if (r != SSH_ERR_SYSTEM_ERROR || errno != ENOENT)
405 error_r(r, "Failed to load certificate \"%s\"",
410 if (!sshkey_equal_public(cert, private)) {
411 error("Certificate %s does not match private key %s",
417 /* Graft with private bits */
418 if ((r = sshkey_to_certified(private)) != 0) {
419 error_fr(r, "sshkey_to_certified");
423 if ((r = sshkey_cert_copy(cert, private)) != 0) {
424 error_fr(r, "sshkey_cert_copy");
430 if ((r = ssh_add_identity_constrained(agent_fd, private, comment,
431 lifetime, confirm, maxsign, skprovider,
432 dest_constraints, ndest_constraints)) != 0) {
433 error_r(r, "Certificate %s (%s) add failed", certpath,
434 private->cert->key_id);
439 fprintf(stderr, "Certificate added: %s (%s)\n", certpath,
440 private->cert->key_id);
442 fprintf(stderr, "Lifetime set to %d seconds\n",
446 fprintf(stderr, "The user must confirm each use "
454 sshkey_free(private);
460 update_card(int agent_fd, int add, const char *id, int qflag,
461 int key_only, int cert_only,
462 struct dest_constraint **dest_constraints, size_t ndest_constraints,
463 struct sshkey **certs, size_t ncerts)
472 if ((pin = read_passphrase("Enter passphrase for PKCS#11: ",
473 RP_ALLOW_STDIN)) == NULL)
477 if ((r = ssh_update_card(agent_fd, add, id, pin == NULL ? "" : pin,
478 lifetime, confirm, dest_constraints, ndest_constraints,
479 cert_only, certs, ncerts)) == 0) {
482 fprintf(stderr, "Card %s: %s\n",
483 add ? "added" : "removed", id);
486 fprintf(stderr, "Could not %s card \"%s\": %s\n",
487 add ? "add" : "remove", id, ssh_err(r));
495 test_key(int agent_fd, const char *filename)
497 struct sshkey *key = NULL;
499 const char *alg = NULL;
504 if ((r = sshkey_load_public(filename, &key, NULL)) != 0) {
505 error_r(r, "Couldn't read public key %s", filename);
508 if (sshkey_type_plain(key->type) == KEY_RSA)
509 alg = "rsa-sha2-256";
510 arc4random_buf(data, sizeof(data));
511 if ((r = ssh_agent_sign(agent_fd, key, &sig, &slen, data, sizeof(data),
513 error_r(r, "Agent signature failed for %s", filename);
516 if ((r = sshkey_verify(key, sig, slen, data, sizeof(data),
517 alg, 0, NULL)) != 0) {
518 error_r(r, "Signature verification failed for %s", filename);
530 list_identities(int agent_fd, int do_fp)
534 struct ssh_identitylist *idlist;
538 if ((r = ssh_fetch_identitylist(agent_fd, &idlist)) != 0) {
539 if (r != SSH_ERR_AGENT_NO_IDENTITIES)
540 fprintf(stderr, "error fetching identities: %s\n",
543 printf("The agent has no identities.\n");
546 for (i = 0; i < idlist->nkeys; i++) {
548 fp = sshkey_fingerprint(idlist->keys[i],
549 fingerprint_hash, SSH_FP_DEFAULT);
550 printf("%u %s %s (%s)\n", sshkey_size(idlist->keys[i]),
551 fp == NULL ? "(null)" : fp, idlist->comments[i],
552 sshkey_type(idlist->keys[i]));
555 if ((r = sshkey_write(idlist->keys[i], stdout)) != 0) {
556 fprintf(stderr, "sshkey_write: %s\n",
560 fprintf(stdout, " %s", idlist->comments[i]);
561 left = sshkey_signatures_left(idlist->keys[i]);
564 " [signatures left %d]", left);
565 fprintf(stdout, "\n");
568 ssh_free_identitylist(idlist);
573 lock_agent(int agent_fd, int lock)
575 char prompt[100], *p1, *p2;
576 int r, passok = 1, ret = -1;
578 strlcpy(prompt, "Enter lock password: ", sizeof(prompt));
579 p1 = read_passphrase(prompt, RP_ALLOW_STDIN);
581 strlcpy(prompt, "Again: ", sizeof prompt);
582 p2 = read_passphrase(prompt, RP_ALLOW_STDIN);
583 if (strcmp(p1, p2) != 0) {
584 fprintf(stderr, "Passwords do not match.\n");
587 freezero(p2, strlen(p2));
590 if ((r = ssh_lock_agent(agent_fd, lock, p1)) == 0) {
591 fprintf(stderr, "Agent %slocked.\n", lock ? "" : "un");
594 fprintf(stderr, "Failed to %slock agent: %s\n",
595 lock ? "" : "un", ssh_err(r));
598 freezero(p1, strlen(p1));
603 load_resident_keys(int agent_fd, const char *skprovider, int qflag,
604 struct dest_constraint **dest_constraints, size_t ndest_constraints)
606 struct sshsk_resident_key **srks;
612 pass = read_passphrase("Enter PIN for authenticator: ", RP_ALLOW_STDIN);
613 if ((r = sshsk_load_resident(skprovider, NULL, pass, 0,
614 &srks, &nsrks)) != 0) {
615 error_r(r, "Unable to load resident keys");
618 for (i = 0; i < nsrks; i++) {
620 if ((fp = sshkey_fingerprint(key,
621 fingerprint_hash, SSH_FP_DEFAULT)) == NULL)
622 fatal_f("sshkey_fingerprint failed");
623 if ((r = ssh_add_identity_constrained(agent_fd, key, "",
624 lifetime, confirm, maxsign, skprovider,
625 dest_constraints, ndest_constraints)) != 0) {
626 error("Unable to add key %s %s",
627 sshkey_type(key), fp);
635 fprintf(stderr, "Resident identity added: %s %s\n",
636 sshkey_type(key), fp);
639 "Lifetime set to %d seconds\n", lifetime);
642 fprintf(stderr, "The user must confirm "
643 "each use of the key\n");
648 sshsk_free_resident_keys(srks, nsrks);
650 return SSH_ERR_KEY_NOT_FOUND;
651 return ok == 1 ? 0 : ok;
655 do_file(int agent_fd, int deleting, int key_only, int cert_only,
656 char *file, int qflag, const char *skprovider,
657 struct dest_constraint **dest_constraints, size_t ndest_constraints)
660 if (delete_file(agent_fd, file, key_only,
661 cert_only, qflag) == -1)
664 if (add_file(agent_fd, file, key_only, cert_only, qflag,
665 skprovider, dest_constraints, ndest_constraints) == -1)
671 /* Append string 's' to a NULL-terminated array of strings */
673 stringlist_append(char ***listp, const char *s)
678 *listp = xcalloc(2, sizeof(**listp));
680 for (i = 0; (*listp)[i] != NULL; i++)
682 *listp = xrecallocarray(*listp, i + 1, i + 2, sizeof(**listp));
684 (*listp)[i] = xstrdup(s);
688 parse_dest_constraint_hop(const char *s, struct dest_constraint_hop *dch,
689 char **hostkey_files)
691 char *user = NULL, *host, *os, *path;
693 struct hostkeys *hostkeys;
694 const struct hostkey_entry *hke;
697 memset(dch, '\0', sizeof(*dch));
699 if ((host = strchr(os, '@')) == NULL)
706 /* Trivial case: username@ (all hosts) */
709 fatal("Invalid key destination constraint \"%s\": "
710 "does not specify user or host", s);
712 dch->user = xstrdup(user);
713 /* other fields left blank */
717 if (hostkey_files == NULL)
718 fatal_f("no hostkey files");
719 /* Otherwise we need to look up the keys for this hostname */
720 hostkeys = init_hostkeys();
721 for (i = 0; hostkey_files[i]; i++) {
722 path = tilde_expand_filename(hostkey_files[i], getuid());
723 debug2_f("looking up host keys for \"%s\" in %s", host, path);
724 load_hostkeys(hostkeys, host, path, 0);
727 dch->user = user == NULL ? NULL : xstrdup(user);
728 dch->hostname = xstrdup(host);
729 for (i = 0; i < hostkeys->num_entries; i++) {
730 hke = hostkeys->entries + i;
731 want_ca = hke->marker == MRK_CA;
732 if (hke->marker != MRK_NONE && !want_ca)
734 debug3_f("%s%s%s: adding %s %skey from %s:%lu as key %u",
735 user == NULL ? "": user, user == NULL ? "" : "@",
736 host, sshkey_type(hke->key), want_ca ? "CA " : "",
737 hke->file, hke->line, dch->nkeys);
738 dch->keys = xrecallocarray(dch->keys, dch->nkeys,
739 dch->nkeys + 1, sizeof(*dch->keys));
740 dch->key_is_ca = xrecallocarray(dch->key_is_ca, dch->nkeys,
741 dch->nkeys + 1, sizeof(*dch->key_is_ca));
742 if ((r = sshkey_from_private(hke->key,
743 &(dch->keys[dch->nkeys]))) != 0)
744 fatal_fr(r, "sshkey_from_private");
745 dch->key_is_ca[dch->nkeys] = want_ca;
749 fatal("No host keys found for destination \"%s\"", host);
750 free_hostkeys(hostkeys);
756 parse_dest_constraint(const char *s, struct dest_constraint ***dcp,
757 size_t *ndcp, char **hostkey_files)
759 struct dest_constraint *dc;
762 dc = xcalloc(1, sizeof(*dc));
764 if ((cp = strchr(os, '>')) == NULL) {
765 /* initial hop; no 'from' hop specified */
766 parse_dest_constraint_hop(os, &dc->to, hostkey_files);
768 /* two hops specified */
770 parse_dest_constraint_hop(os, &dc->from, hostkey_files);
771 parse_dest_constraint_hop(cp, &dc->to, hostkey_files);
772 if (dc->from.user != NULL) {
773 fatal("Invalid key constraint %s: cannot specify "
774 "user on 'from' host", os);
777 /* XXX eliminate or error on duplicates */
778 debug2_f("constraint %zu: %s%s%s (%u keys) > %s%s%s (%u keys)", *ndcp,
779 dc->from.user ? dc->from.user : "", dc->from.user ? "@" : "",
780 dc->from.hostname ? dc->from.hostname : "(ORIGIN)", dc->from.nkeys,
781 dc->to.user ? dc->to.user : "", dc->to.user ? "@" : "",
782 dc->to.hostname ? dc->to.hostname : "(ANY)", dc->to.nkeys);
783 *dcp = xrecallocarray(*dcp, *ndcp, *ndcp + 1, sizeof(**dcp));
784 (*dcp)[(*ndcp)++] = dc;
793 "usage: ssh-add [-cDdKkLlqvXx] [-E fingerprint_hash] [-H hostkey_file]\n"
794 " [-h destination_constraint] [-S provider] [-t life]\n"
796 " [-M maxsign] [-m minleft]\n"
799 " ssh-add -s pkcs11\n"
800 " ssh-add -e pkcs11\n"
801 " ssh-add -T pubkey ...\n"
806 main(int argc, char **argv)
811 char *pkcs11provider = NULL, *skprovider = NULL;
812 char **dest_constraint_strings = NULL, **hostkey_files = NULL;
813 int r, i, ch, deleting = 0, ret = 0, key_only = 0, cert_only = 0;
814 int do_download = 0, xflag = 0, lflag = 0, Dflag = 0;
815 int qflag = 0, Tflag = 0;
816 SyslogFacility log_facility = SYSLOG_FACILITY_AUTH;
817 LogLevel log_level = SYSLOG_LEVEL_INFO;
818 struct sshkey *k, **certs = NULL;
819 struct dest_constraint **dest_constraints = NULL;
820 size_t ndest_constraints = 0i, ncerts = 0;
822 /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
825 __progname = ssh_get_progname(argv[0]);
828 log_init(__progname, log_level, log_facility, 1);
830 setvbuf(stdout, NULL, _IOLBF, 0);
832 /* First, get a connection to the authentication agent. */
833 switch (r = ssh_get_authentication_socket(&agent_fd)) {
836 case SSH_ERR_AGENT_NOT_PRESENT:
837 fprintf(stderr, "Could not open a connection to your "
838 "authentication agent.\n");
841 fprintf(stderr, "Error connecting to agent: %s\n", ssh_err(r));
845 skprovider = getenv("SSH_SK_PROVIDER");
847 while ((ch = getopt(argc, argv, "vkKlLCcdDTxXE:e:h:H:M:m:qs:S:t:")) != -1) {
850 if (log_level == SYSLOG_LEVEL_INFO)
851 log_level = SYSLOG_LEVEL_DEBUG1;
852 else if (log_level < SYSLOG_LEVEL_DEBUG3)
856 fingerprint_hash = ssh_digest_alg_by_name(optarg);
857 if (fingerprint_hash == -1)
858 fatal("Invalid hash algorithm \"%s\"", optarg);
861 stringlist_append(&hostkey_files, optarg);
864 stringlist_append(&dest_constraint_strings, optarg);
878 fatal("-%c flag already specified", lflag);
884 fatal("-%c flag already specified", xflag);
891 minleft = (u_int)strtonum(optarg, 1, UINT_MAX, NULL);
899 maxsign = (u_int)strtonum(optarg, 1, UINT_MAX, NULL);
913 pkcs11provider = optarg;
920 pkcs11provider = optarg;
923 if ((lifetime = convtime(optarg)) == -1 ||
924 lifetime < 0 || (u_long)lifetime > UINT32_MAX) {
925 fprintf(stderr, "Invalid lifetime\n");
942 log_init(__progname, log_level, log_facility, 1);
944 if ((xflag != 0) + (lflag != 0) + (Dflag != 0) > 1)
945 fatal("Invalid combination of actions");
947 if (lock_agent(agent_fd, xflag == 'x' ? 1 : 0) == -1)
951 if (list_identities(agent_fd, lflag == 'l' ? 1 : 0) == -1)
955 if (delete_all(agent_fd, qflag) == -1)
960 #ifdef ENABLE_SK_INTERNAL
961 if (skprovider == NULL)
962 skprovider = "internal";
965 if (hostkey_files == NULL) {
966 /* use defaults from readconf.c */
967 stringlist_append(&hostkey_files, _PATH_SSH_USER_HOSTFILE);
968 stringlist_append(&hostkey_files, _PATH_SSH_USER_HOSTFILE2);
969 stringlist_append(&hostkey_files, _PATH_SSH_SYSTEM_HOSTFILE);
970 stringlist_append(&hostkey_files, _PATH_SSH_SYSTEM_HOSTFILE2);
972 if (dest_constraint_strings != NULL) {
973 for (i = 0; dest_constraint_strings[i] != NULL; i++) {
974 parse_dest_constraint(dest_constraint_strings[i],
975 &dest_constraints, &ndest_constraints, hostkey_files);
983 fatal("no keys to test");
984 for (r = i = 0; i < argc; i++)
985 r |= test_key(agent_fd, argv[i]);
986 ret = r == 0 ? 0 : 1;
989 if (pkcs11provider != NULL) {
990 for (i = 0; i < argc; i++) {
991 if ((r = sshkey_load_public(argv[i], &k, NULL)) != 0)
992 fatal_fr(r, "load certificate %s", argv[i]);
993 certs = xrecallocarray(certs, ncerts, ncerts + 1,
995 debug2("%s: %s", argv[i], sshkey_ssh_name(k));
998 debug2_f("loaded %zu certificates", ncerts);
999 if (update_card(agent_fd, !deleting, pkcs11provider,
1000 qflag, key_only, cert_only,
1001 dest_constraints, ndest_constraints,
1002 certs, ncerts) == -1)
1007 if (skprovider == NULL)
1008 fatal("Cannot download keys without provider");
1009 if (load_resident_keys(agent_fd, skprovider, qflag,
1010 dest_constraints, ndest_constraints) != 0)
1020 if ((pw = getpwuid(getuid())) == NULL) {
1021 fprintf(stderr, "No user found with uid %u\n",
1027 for (i = 0; default_files[i]; i++) {
1028 snprintf(buf, sizeof(buf), "%s/%s", pw->pw_dir,
1030 if (stat(buf, &st) == -1)
1032 if (do_file(agent_fd, deleting, key_only, cert_only,
1033 buf, qflag, skprovider,
1034 dest_constraints, ndest_constraints) == -1)
1042 for (i = 0; i < argc; i++) {
1043 if (do_file(agent_fd, deleting, key_only, cert_only,
1044 argv[i], qflag, skprovider,
1045 dest_constraints, ndest_constraints) == -1)
1051 ssh_close_authentication_socket(agent_fd);