Annotation of src/usr.bin/ssh/ssh-add.c, Revision 1.133
1.133 ! djm 1: /* $OpenBSD: ssh-add.c,v 1.132 2017/05/30 14:16:41 markus Exp $ */
1.1 deraadt 2: /*
1.13 deraadt 3: * Author: Tatu Ylonen <ylo@cs.hut.fi>
4: * Copyright (c) 1995 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland
5: * All rights reserved
6: * Adds an identity to the authentication server, or removes an identity.
1.19 markus 7: *
1.22 deraadt 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".
13: *
1.19 markus 14: * SSH2 implementation,
1.41 markus 15: * Copyright (c) 2000, 2001 Markus Friedl. All rights reserved.
1.22 deraadt 16: *
17: * Redistribution and use in source and binary forms, with or without
18: * modification, are permitted provided that the following conditions
19: * are met:
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.
25: *
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.
1.13 deraadt 36: */
1.1 deraadt 37:
1.75 stevesk 38: #include <sys/types.h>
39: #include <sys/stat.h>
1.16 markus 40:
1.19 markus 41: #include <openssl/evp.h>
1.81 stevesk 42:
1.116 djm 43: #include <errno.h>
1.82 stevesk 44: #include <fcntl.h>
1.81 stevesk 45: #include <pwd.h>
1.88 stevesk 46: #include <stdio.h>
1.87 stevesk 47: #include <stdlib.h>
1.85 stevesk 48: #include <string.h>
1.84 stevesk 49: #include <unistd.h>
1.117 deraadt 50: #include <limits.h>
1.1 deraadt 51:
1.89 deraadt 52: #include "xmalloc.h"
1.27 markus 53: #include "ssh.h"
54: #include "log.h"
1.116 djm 55: #include "sshkey.h"
56: #include "sshbuf.h"
1.18 markus 57: #include "authfd.h"
1.16 markus 58: #include "authfile.h"
1.25 markus 59: #include "pathnames.h"
1.57 stevesk 60: #include "misc.h"
1.110 djm 61: #include "ssherr.h"
1.115 djm 62: #include "digest.h"
1.1 deraadt 63:
1.45 jakob 64: /* argv0 */
65: extern char *__progname;
66:
1.48 djm 67: /* Default files to add */
68: static char *default_files[] = {
69: _PATH_SSH_CLIENT_ID_RSA,
70: _PATH_SSH_CLIENT_ID_DSA,
1.99 djm 71: _PATH_SSH_CLIENT_ID_ECDSA,
1.107 pascal 72: _PATH_SSH_CLIENT_ID_ED25519,
1.48 djm 73: NULL
74: };
75:
1.115 djm 76: static int fingerprint_hash = SSH_FP_HASH_DEFAULT;
77:
1.56 markus 78: /* Default lifetime (0 == forever) */
1.57 stevesk 79: static int lifetime = 0;
1.48 djm 80:
1.65 markus 81: /* User has to confirm key use */
82: static int confirm = 0;
83:
1.124 tim 84: /* we keep a cache of one passphrase */
1.33 markus 85: static char *pass = NULL;
1.39 itojun 86: static void
1.33 markus 87: clear_pass(void)
88: {
89: if (pass) {
1.109 djm 90: explicit_bzero(pass, strlen(pass));
1.106 djm 91: free(pass);
1.33 markus 92: pass = NULL;
93: }
94: }
95:
1.46 djm 96: static int
1.116 djm 97: delete_file(int agent_fd, const char *filename, int key_only)
1.1 deraadt 98: {
1.116 djm 99: struct sshkey *public, *cert = NULL;
1.104 djm 100: char *certpath = NULL, *comment = NULL;
1.116 djm 101: int r, ret = -1;
1.1 deraadt 102:
1.116 djm 103: if ((r = sshkey_load_public(filename, &public, &comment)) != 0) {
104: printf("Bad key file %s: %s\n", filename, ssh_err(r));
1.46 djm 105: return -1;
1.12 markus 106: }
1.116 djm 107: if ((r = ssh_remove_identity(agent_fd, public)) == 0) {
1.12 markus 108: fprintf(stderr, "Identity removed: %s (%s)\n", filename, comment);
1.46 djm 109: ret = 0;
110: } else
1.116 djm 111: fprintf(stderr, "Could not remove identity \"%s\": %s\n",
112: filename, ssh_err(r));
1.46 djm 113:
1.104 djm 114: if (key_only)
115: goto out;
116:
117: /* Now try to delete the corresponding certificate too */
118: free(comment);
1.105 markus 119: comment = NULL;
1.104 djm 120: xasprintf(&certpath, "%s-cert.pub", filename);
1.120 halex 121: if ((r = sshkey_load_public(certpath, &cert, &comment)) != 0) {
122: if (r != SSH_ERR_SYSTEM_ERROR || errno != ENOENT)
123: error("Failed to load certificate \"%s\": %s",
124: certpath, ssh_err(r));
1.104 djm 125: goto out;
1.120 halex 126: }
127:
1.116 djm 128: if (!sshkey_equal_public(cert, public))
1.104 djm 129: fatal("Certificate %s does not match private key %s",
130: certpath, filename);
131:
1.120 halex 132: if ((r = ssh_remove_identity(agent_fd, cert)) == 0) {
1.104 djm 133: fprintf(stderr, "Identity removed: %s (%s)\n", certpath,
134: comment);
135: ret = 0;
136: } else
1.120 halex 137: fprintf(stderr, "Could not remove identity \"%s\": %s\n",
138: certpath, ssh_err(r));
1.104 djm 139:
140: out:
1.127 mmcc 141: sshkey_free(cert);
142: sshkey_free(public);
1.104 djm 143: free(certpath);
144: free(comment);
1.47 deraadt 145:
1.46 djm 146: return ret;
1.1 deraadt 147: }
148:
1.19 markus 149: /* Send a request to remove all identities. */
1.46 djm 150: static int
1.116 djm 151: delete_all(int agent_fd)
1.1 deraadt 152: {
1.46 djm 153: int ret = -1;
1.19 markus 154:
1.130 djm 155: /*
156: * Since the agent might be forwarded, old or non-OpenSSH, when asked
157: * to remove all keys, attempt to remove both protocol v.1 and v.2
158: * keys.
159: */
1.121 markus 160: if (ssh_remove_all_identities(agent_fd, 2) == 0)
1.46 djm 161: ret = 0;
1.121 markus 162: /* ignore error-code for ssh1 */
163: ssh_remove_all_identities(agent_fd, 1);
1.19 markus 164:
1.46 djm 165: if (ret == 0)
1.12 markus 166: fprintf(stderr, "All identities removed.\n");
167: else
1.24 markus 168: fprintf(stderr, "Failed to remove all identities.\n");
1.46 djm 169:
170: return ret;
1.1 deraadt 171: }
172:
1.46 djm 173: static int
1.116 djm 174: add_file(int agent_fd, const char *filename, int key_only)
1.1 deraadt 175: {
1.116 djm 176: struct sshkey *private, *cert;
1.36 markus 177: char *comment = NULL;
1.102 djm 178: char msg[1024], *certpath = NULL;
1.116 djm 179: int r, fd, ret = -1;
180: struct sshbuf *keyblob;
1.12 markus 181:
1.101 djm 182: if (strcmp(filename, "-") == 0) {
183: fd = STDIN_FILENO;
184: filename = "(stdin)";
185: } else if ((fd = open(filename, O_RDONLY)) < 0) {
1.19 markus 186: perror(filename);
1.46 djm 187: return -1;
1.19 markus 188: }
1.76 dtucker 189:
190: /*
191: * Since we'll try to load a keyfile multiple times, permission errors
192: * will occur multiple times, so check perms first and bail if wrong.
193: */
1.101 djm 194: if (fd != STDIN_FILENO) {
1.116 djm 195: if (sshkey_perm_ok(fd, filename) != 0) {
1.101 djm 196: close(fd);
197: return -1;
198: }
199: }
1.116 djm 200: if ((keyblob = sshbuf_new()) == NULL)
201: fatal("%s: sshbuf_new failed", __func__);
202: if ((r = sshkey_load_file(fd, keyblob)) != 0) {
203: fprintf(stderr, "Error loading key \"%s\": %s\n",
204: filename, ssh_err(r));
205: sshbuf_free(keyblob);
1.101 djm 206: close(fd);
207: return -1;
208: }
1.76 dtucker 209: close(fd);
210:
1.12 markus 211: /* At first, try empty passphrase */
1.125 tim 212: if ((r = sshkey_parse_private_fileblob(keyblob, "", &private,
213: &comment)) != 0 && r != SSH_ERR_KEY_WRONG_PASSPHRASE) {
1.116 djm 214: fprintf(stderr, "Error loading key \"%s\": %s\n",
215: filename, ssh_err(r));
216: goto fail_load;
217: }
1.33 markus 218: /* try last */
1.110 djm 219: if (private == NULL && pass != NULL) {
1.125 tim 220: if ((r = sshkey_parse_private_fileblob(keyblob, pass, &private,
221: &comment)) != 0 && r != SSH_ERR_KEY_WRONG_PASSPHRASE) {
1.116 djm 222: fprintf(stderr, "Error loading key \"%s\": %s\n",
223: filename, ssh_err(r));
224: goto fail_load;
225: }
1.110 djm 226: }
1.31 markus 227: if (private == NULL) {
1.33 markus 228: /* clear passphrase since it did not work */
229: clear_pass();
1.124 tim 230: snprintf(msg, sizeof msg, "Enter passphrase for %s%s: ",
231: filename, confirm ? " (will confirm each use)" : "");
1.12 markus 232: for (;;) {
1.40 markus 233: pass = read_passphrase(msg, RP_ALLOW_STDIN);
1.116 djm 234: if (strcmp(pass, "") == 0)
235: goto fail_load;
236: if ((r = sshkey_parse_private_fileblob(keyblob, pass,
1.125 tim 237: &private, &comment)) == 0)
1.116 djm 238: break;
239: else if (r != SSH_ERR_KEY_WRONG_PASSPHRASE) {
240: fprintf(stderr,
241: "Error loading key \"%s\": %s\n",
242: filename, ssh_err(r));
243: fail_load:
1.35 markus 244: clear_pass();
1.116 djm 245: sshbuf_free(keyblob);
1.46 djm 246: return -1;
1.12 markus 247: }
1.33 markus 248: clear_pass();
1.68 markus 249: snprintf(msg, sizeof msg,
1.124 tim 250: "Bad passphrase, try again for %s%s: ", filename,
1.119 halex 251: confirm ? " (will confirm each use)" : "");
1.12 markus 252: }
253: }
1.124 tim 254: if (comment == NULL || *comment == '\0')
255: comment = xstrdup(filename);
1.116 djm 256: sshbuf_free(keyblob);
1.60 markus 257:
1.116 djm 258: if ((r = ssh_add_identity_constrained(agent_fd, private, comment,
259: lifetime, confirm)) == 0) {
1.60 markus 260: fprintf(stderr, "Identity added: %s (%s)\n", filename, comment);
261: ret = 0;
262: if (lifetime != 0)
1.64 deraadt 263: fprintf(stderr,
1.60 markus 264: "Lifetime set to %d seconds\n", lifetime);
1.69 djm 265: if (confirm != 0)
1.65 markus 266: fprintf(stderr,
1.96 djm 267: "The user must confirm each use of the key\n");
1.60 markus 268: } else {
1.116 djm 269: fprintf(stderr, "Could not add identity \"%s\": %s\n",
270: filename, ssh_err(r));
1.56 markus 271: }
272:
1.102 djm 273: /* Skip trying to load the cert if requested */
274: if (key_only)
275: goto out;
1.93 djm 276:
277: /* Now try to add the certificate flavour too */
278: xasprintf(&certpath, "%s-cert.pub", filename);
1.116 djm 279: if ((r = sshkey_load_public(certpath, &cert, NULL)) != 0) {
280: if (r != SSH_ERR_SYSTEM_ERROR || errno != ENOENT)
281: error("Failed to load certificate \"%s\": %s",
282: certpath, ssh_err(r));
1.96 djm 283: goto out;
1.116 djm 284: }
1.96 djm 285:
1.116 djm 286: if (!sshkey_equal_public(cert, private)) {
1.96 djm 287: error("Certificate %s does not match private key %s",
288: certpath, filename);
1.116 djm 289: sshkey_free(cert);
1.96 djm 290: goto out;
291: }
1.93 djm 292:
1.96 djm 293: /* Graft with private bits */
1.123 djm 294: if ((r = sshkey_to_certified(private)) != 0) {
1.116 djm 295: error("%s: sshkey_to_certified: %s", __func__, ssh_err(r));
296: sshkey_free(cert);
297: goto out;
298: }
299: if ((r = sshkey_cert_copy(cert, private)) != 0) {
1.132 markus 300: error("%s: sshkey_cert_copy: %s", __func__, ssh_err(r));
1.116 djm 301: sshkey_free(cert);
1.96 djm 302: goto out;
1.94 otto 303: }
1.116 djm 304: sshkey_free(cert);
1.93 djm 305:
1.116 djm 306: if ((r = ssh_add_identity_constrained(agent_fd, private, comment,
307: lifetime, confirm)) != 0) {
308: error("Certificate %s (%s) add failed: %s", certpath,
309: private->cert->key_id, ssh_err(r));
310: goto out;
1.96 djm 311: }
312: fprintf(stderr, "Certificate added: %s (%s)\n", certpath,
313: private->cert->key_id);
314: if (lifetime != 0)
315: fprintf(stderr, "Lifetime set to %d seconds\n", lifetime);
316: if (confirm != 0)
317: fprintf(stderr, "The user must confirm each use of the key\n");
318: out:
1.116 djm 319: free(certpath);
1.106 djm 320: free(comment);
1.116 djm 321: sshkey_free(private);
1.47 deraadt 322:
1.46 djm 323: return ret;
1.1 deraadt 324: }
325:
1.46 djm 326: static int
1.116 djm 327: update_card(int agent_fd, int add, const char *id)
1.42 markus 328: {
1.108 djm 329: char *pin = NULL;
1.116 djm 330: int r, ret = -1;
1.53 rees 331:
1.108 djm 332: if (add) {
333: if ((pin = read_passphrase("Enter passphrase for PKCS#11: ",
334: RP_ALLOW_STDIN)) == NULL)
335: return -1;
336: }
1.53 rees 337:
1.116 djm 338: if ((r = ssh_update_card(agent_fd, add, id, pin == NULL ? "" : pin,
339: lifetime, confirm)) == 0) {
1.44 markus 340: fprintf(stderr, "Card %s: %s\n",
1.47 deraadt 341: add ? "added" : "removed", id);
1.66 markus 342: ret = 0;
1.46 djm 343: } else {
1.116 djm 344: fprintf(stderr, "Could not %s card \"%s\": %s\n",
345: add ? "add" : "remove", id, ssh_err(r));
1.66 markus 346: ret = -1;
1.46 djm 347: }
1.106 djm 348: free(pin);
1.66 markus 349: return ret;
1.42 markus 350: }
351:
1.50 markus 352: static int
1.116 djm 353: list_identities(int agent_fd, int do_fp)
1.1 deraadt 354: {
1.116 djm 355: char *fp;
1.131 naddy 356: int r;
1.116 djm 357: struct ssh_identitylist *idlist;
358: size_t i;
1.12 markus 359:
1.131 naddy 360: if ((r = ssh_fetch_identitylist(agent_fd, &idlist)) != 0) {
361: if (r != SSH_ERR_AGENT_NO_IDENTITIES)
362: fprintf(stderr, "error fetching identities: %s\n",
363: ssh_err(r));
364: else
365: printf("The agent has no identities.\n");
366: return -1;
367: }
368: for (i = 0; i < idlist->nkeys; i++) {
369: if (do_fp) {
370: fp = sshkey_fingerprint(idlist->keys[i],
371: fingerprint_hash, SSH_FP_DEFAULT);
372: printf("%u %s %s (%s)\n", sshkey_size(idlist->keys[i]),
373: fp == NULL ? "(null)" : fp, idlist->comments[i],
374: sshkey_type(idlist->keys[i]));
375: free(fp);
376: } else {
377: if ((r = sshkey_write(idlist->keys[i], stdout)) != 0) {
378: fprintf(stderr, "sshkey_write: %s\n",
379: ssh_err(r));
380: continue;
1.12 markus 381: }
1.131 naddy 382: fprintf(stdout, " %s\n", idlist->comments[i]);
1.12 markus 383: }
1.50 markus 384: }
1.131 naddy 385: ssh_free_identitylist(idlist);
1.50 markus 386: return 0;
1.1 deraadt 387: }
388:
1.48 djm 389: static int
1.116 djm 390: lock_agent(int agent_fd, int lock)
1.54 markus 391: {
392: char prompt[100], *p1, *p2;
1.116 djm 393: int r, passok = 1, ret = -1;
1.61 deraadt 394:
1.54 markus 395: strlcpy(prompt, "Enter lock password: ", sizeof(prompt));
396: p1 = read_passphrase(prompt, RP_ALLOW_STDIN);
397: if (lock) {
398: strlcpy(prompt, "Again: ", sizeof prompt);
399: p2 = read_passphrase(prompt, RP_ALLOW_STDIN);
400: if (strcmp(p1, p2) != 0) {
401: fprintf(stderr, "Passwords do not match.\n");
402: passok = 0;
403: }
1.109 djm 404: explicit_bzero(p2, strlen(p2));
1.106 djm 405: free(p2);
1.54 markus 406: }
1.116 djm 407: if (passok) {
408: if ((r = ssh_lock_agent(agent_fd, lock, p1)) == 0) {
409: fprintf(stderr, "Agent %slocked.\n", lock ? "" : "un");
410: ret = 0;
411: } else {
412: fprintf(stderr, "Failed to %slock agent: %s\n",
413: lock ? "" : "un", ssh_err(r));
414: }
415: }
1.109 djm 416: explicit_bzero(p1, strlen(p1));
1.106 djm 417: free(p1);
1.62 markus 418: return (ret);
1.54 markus 419: }
420:
421: static int
1.116 djm 422: do_file(int agent_fd, int deleting, int key_only, char *file)
1.48 djm 423: {
424: if (deleting) {
1.116 djm 425: if (delete_file(agent_fd, file, key_only) == -1)
1.48 djm 426: return -1;
427: } else {
1.116 djm 428: if (add_file(agent_fd, file, key_only) == -1)
1.48 djm 429: return -1;
430: }
431: return 0;
432: }
433:
1.42 markus 434: static void
435: usage(void)
436: {
1.90 sobrado 437: fprintf(stderr, "usage: %s [options] [file ...]\n", __progname);
1.45 jakob 438: fprintf(stderr, "Options:\n");
439: fprintf(stderr, " -l List fingerprints of all identities.\n");
1.115 djm 440: fprintf(stderr, " -E hash Specify hash algorithm used for fingerprints.\n");
1.45 jakob 441: fprintf(stderr, " -L List public key parameters of all identities.\n");
1.103 djm 442: fprintf(stderr, " -k Load only keys and not certificates.\n");
443: fprintf(stderr, " -c Require confirmation to sign using identities\n");
444: fprintf(stderr, " -t life Set lifetime (in seconds) when adding identities.\n");
1.45 jakob 445: fprintf(stderr, " -d Delete identity.\n");
446: fprintf(stderr, " -D Delete all identities.\n");
1.55 markus 447: fprintf(stderr, " -x Lock agent.\n");
1.63 markus 448: fprintf(stderr, " -X Unlock agent.\n");
1.92 markus 449: fprintf(stderr, " -s pkcs11 Add keys from PKCS#11 provider.\n");
450: fprintf(stderr, " -e pkcs11 Remove keys provided by PKCS#11 provider.\n");
1.42 markus 451: }
452:
1.2 provos 453: int
1.7 markus 454: main(int argc, char **argv)
1.1 deraadt 455: {
1.43 markus 456: extern char *optarg;
457: extern int optind;
1.116 djm 458: int agent_fd;
1.92 markus 459: char *pkcs11provider = NULL;
1.116 djm 460: int r, i, ch, deleting = 0, ret = 0, key_only = 0;
1.115 djm 461: int xflag = 0, lflag = 0, Dflag = 0;
1.73 djm 462:
1.128 dtucker 463: ssh_malloc_init(); /* must be called before any mallocs */
1.73 djm 464: /* Ensure that fds 0, 1 and 2 are open or directed to /dev/null */
465: sanitise_stdfd();
1.12 markus 466:
1.100 djm 467: OpenSSL_add_all_algorithms();
1.112 djm 468:
1.114 millert 469: setvbuf(stdout, NULL, _IOLBF, 0);
1.19 markus 470:
1.116 djm 471: /* First, get a connection to the authentication agent. */
472: switch (r = ssh_get_authentication_socket(&agent_fd)) {
473: case 0:
474: break;
475: case SSH_ERR_AGENT_NOT_PRESENT:
476: fprintf(stderr, "Could not open a connection to your "
477: "authentication agent.\n");
478: exit(2);
479: default:
480: fprintf(stderr, "Error connecting to agent: %s\n", ssh_err(r));
1.50 markus 481: exit(2);
1.12 markus 482: }
1.116 djm 483:
1.115 djm 484: while ((ch = getopt(argc, argv, "klLcdDxXE:e:s:t:")) != -1) {
1.43 markus 485: switch (ch) {
1.115 djm 486: case 'E':
487: fingerprint_hash = ssh_digest_alg_by_name(optarg);
488: if (fingerprint_hash == -1)
489: fatal("Invalid hash algorithm \"%s\"", optarg);
490: break;
1.102 djm 491: case 'k':
492: key_only = 1;
493: break;
1.43 markus 494: case 'l':
495: case 'L':
1.115 djm 496: if (lflag != 0)
497: fatal("-%c flag already specified", lflag);
498: lflag = ch;
499: break;
1.54 markus 500: case 'x':
501: case 'X':
1.115 djm 502: if (xflag != 0)
503: fatal("-%c flag already specified", xflag);
504: xflag = ch;
505: break;
1.65 markus 506: case 'c':
507: confirm = 1;
1.43 markus 508: break;
509: case 'd':
1.12 markus 510: deleting = 1;
1.43 markus 511: break;
512: case 'D':
1.115 djm 513: Dflag = 1;
514: break;
1.43 markus 515: case 's':
1.92 markus 516: pkcs11provider = optarg;
1.43 markus 517: break;
518: case 'e':
1.47 deraadt 519: deleting = 1;
1.92 markus 520: pkcs11provider = optarg;
1.56 markus 521: break;
522: case 't':
1.57 stevesk 523: if ((lifetime = convtime(optarg)) == -1) {
524: fprintf(stderr, "Invalid lifetime\n");
525: ret = 1;
526: goto done;
527: }
1.43 markus 528: break;
529: default:
530: usage();
1.46 djm 531: ret = 1;
532: goto done;
1.42 markus 533: }
534: }
1.115 djm 535:
536: if ((xflag != 0) + (lflag != 0) + (Dflag != 0) > 1)
537: fatal("Invalid combination of actions");
538: else if (xflag) {
1.116 djm 539: if (lock_agent(agent_fd, xflag == 'x' ? 1 : 0) == -1)
1.115 djm 540: ret = 1;
541: goto done;
542: } else if (lflag) {
1.116 djm 543: if (list_identities(agent_fd, lflag == 'l' ? 1 : 0) == -1)
1.115 djm 544: ret = 1;
545: goto done;
546: } else if (Dflag) {
1.116 djm 547: if (delete_all(agent_fd) == -1)
1.115 djm 548: ret = 1;
549: goto done;
550: }
551:
1.43 markus 552: argc -= optind;
553: argv += optind;
1.92 markus 554: if (pkcs11provider != NULL) {
1.116 djm 555: if (update_card(agent_fd, !deleting, pkcs11provider) == -1)
1.46 djm 556: ret = 1;
1.43 markus 557: goto done;
1.12 markus 558: }
1.43 markus 559: if (argc == 0) {
1.117 deraadt 560: char buf[PATH_MAX];
1.48 djm 561: struct passwd *pw;
1.52 markus 562: struct stat st;
563: int count = 0;
1.48 djm 564:
565: if ((pw = getpwuid(getuid())) == NULL) {
1.20 deraadt 566: fprintf(stderr, "No user found with uid %u\n",
567: (u_int)getuid());
1.46 djm 568: ret = 1;
569: goto done;
1.12 markus 570: }
1.48 djm 571:
1.71 deraadt 572: for (i = 0; default_files[i]; i++) {
1.51 markus 573: snprintf(buf, sizeof(buf), "%s/%s", pw->pw_dir,
1.48 djm 574: default_files[i]);
1.52 markus 575: if (stat(buf, &st) < 0)
576: continue;
1.116 djm 577: if (do_file(agent_fd, deleting, key_only, buf) == -1)
1.46 djm 578: ret = 1;
1.52 markus 579: else
580: count++;
1.46 djm 581: }
1.52 markus 582: if (count == 0)
583: ret = 1;
1.43 markus 584: } else {
1.71 deraadt 585: for (i = 0; i < argc; i++) {
1.116 djm 586: if (do_file(agent_fd, deleting, key_only,
587: argv[i]) == -1)
1.48 djm 588: ret = 1;
1.43 markus 589: }
1.12 markus 590: }
1.33 markus 591: clear_pass();
1.43 markus 592:
593: done:
1.116 djm 594: ssh_close_authentication_socket(agent_fd);
1.46 djm 595: return ret;
1.1 deraadt 596: }