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8efc0c15 | 1 | /* |
5260325f | 2 | * Author: Tatu Ylonen <ylo@cs.hut.fi> |
3 | * Copyright (c) 1994 Tatu Ylonen <ylo@cs.hut.fi>, Espoo, Finland | |
4 | * All rights reserved | |
5260325f | 5 | * Identity and host key generation and maintenance. |
bcbf86ec | 6 | * |
7 | * As far as I am concerned, the code I have written for this software | |
8 | * can be used freely for any purpose. Any derived versions of this | |
9 | * software must be clearly marked as such, and if the derived work is | |
10 | * incompatible with the protocol description in the RFC file, it must be | |
11 | * called by a name other than "ssh" or "Secure Shell". | |
5260325f | 12 | */ |
8efc0c15 | 13 | |
14 | #include "includes.h" | |
02159d9b | 15 | RCSID("$OpenBSD: ssh-keygen.c,v 1.106 2003/05/15 03:10:52 djm Exp $"); |
8efc0c15 | 16 | |
a306f2dd | 17 | #include <openssl/evp.h> |
18 | #include <openssl/pem.h> | |
a306f2dd | 19 | |
8efc0c15 | 20 | #include "xmalloc.h" |
a306f2dd | 21 | #include "key.h" |
457fc0c6 | 22 | #include "rsa.h" |
a306f2dd | 23 | #include "authfile.h" |
24 | #include "uuencode.h" | |
94ec8c6b | 25 | #include "buffer.h" |
26 | #include "bufaux.h" | |
42f11eb2 | 27 | #include "pathnames.h" |
28 | #include "log.h" | |
29 | #include "readpass.h" | |
94ec8c6b | 30 | |
93a56445 | 31 | #ifdef SMARTCARD |
93a56445 | 32 | #include "scard.h" |
dd2495cb | 33 | #endif |
02159d9b | 34 | #ifdef DNS |
35 | #include "dns.h" | |
36 | #endif | |
2b30154a | 37 | |
a306f2dd | 38 | /* Number of bits in the RSA/DSA key. This value can be changed on the command line. */ |
8efc0c15 | 39 | int bits = 1024; |
40 | ||
aa3378df | 41 | /* |
42 | * Flag indicating that we just want to change the passphrase. This can be | |
43 | * set on the command line. | |
44 | */ | |
8efc0c15 | 45 | int change_passphrase = 0; |
46 | ||
aa3378df | 47 | /* |
48 | * Flag indicating that we just want to change the comment. This can be set | |
49 | * on the command line. | |
50 | */ | |
8efc0c15 | 51 | int change_comment = 0; |
52 | ||
53 | int quiet = 0; | |
54 | ||
f095fcc7 | 55 | /* Flag indicating that we just want to see the key fingerprint */ |
56 | int print_fingerprint = 0; | |
aaf45d87 | 57 | int print_bubblebabble = 0; |
f095fcc7 | 58 | |
5ad13cd7 | 59 | /* The identity file name, given on the command line or entered by the user. */ |
60 | char identity_file[1024]; | |
61 | int have_identity = 0; | |
8efc0c15 | 62 | |
63 | /* This is set to the passphrase if given on the command line. */ | |
64 | char *identity_passphrase = NULL; | |
65 | ||
66 | /* This is set to the new passphrase if given on the command line. */ | |
67 | char *identity_new_passphrase = NULL; | |
68 | ||
69 | /* This is set to the new comment if given on the command line. */ | |
70 | char *identity_comment = NULL; | |
71 | ||
a306f2dd | 72 | /* Dump public key file in format used by real and the original SSH 2 */ |
73 | int convert_to_ssh2 = 0; | |
74 | int convert_from_ssh2 = 0; | |
75 | int print_public = 0; | |
21289cd0 | 76 | int print_generic = 0; |
fa08c86b | 77 | |
3dc93cd8 | 78 | char *key_type_name = NULL; |
a306f2dd | 79 | |
5ad13cd7 | 80 | /* argv0 */ |
5260325f | 81 | #ifdef HAVE___PROGNAME |
5ad13cd7 | 82 | extern char *__progname; |
260d427b | 83 | #else |
84 | char *__progname; | |
85 | #endif | |
8efc0c15 | 86 | |
a306f2dd | 87 | char hostname[MAXHOSTNAMELEN]; |
88 | ||
396c147e | 89 | static void |
5ad13cd7 | 90 | ask_filename(struct passwd *pw, const char *prompt) |
8efc0c15 | 91 | { |
5260325f | 92 | char buf[1024]; |
c523303b | 93 | char *name = NULL; |
94 | ||
8d22d775 | 95 | if (key_type_name == NULL) |
42f11eb2 | 96 | name = _PATH_SSH_CLIENT_ID_RSA; |
8d22d775 | 97 | else |
98 | switch (key_type_from_name(key_type_name)) { | |
99 | case KEY_RSA1: | |
100 | name = _PATH_SSH_CLIENT_IDENTITY; | |
101 | break; | |
102 | case KEY_DSA: | |
103 | name = _PATH_SSH_CLIENT_ID_DSA; | |
104 | break; | |
105 | case KEY_RSA: | |
106 | name = _PATH_SSH_CLIENT_ID_RSA; | |
107 | break; | |
108 | default: | |
109 | fprintf(stderr, "bad key type"); | |
110 | exit(1); | |
111 | break; | |
112 | } | |
113 | ||
c523303b | 114 | snprintf(identity_file, sizeof(identity_file), "%s/%s", pw->pw_dir, name); |
8d88011e | 115 | fprintf(stderr, "%s (%s): ", prompt, identity_file); |
5260325f | 116 | if (fgets(buf, sizeof(buf), stdin) == NULL) |
117 | exit(1); | |
118 | if (strchr(buf, '\n')) | |
119 | *strchr(buf, '\n') = 0; | |
120 | if (strcmp(buf, "") != 0) | |
121 | strlcpy(identity_file, buf, sizeof(identity_file)); | |
122 | have_identity = 1; | |
f095fcc7 | 123 | } |
8efc0c15 | 124 | |
396c147e | 125 | static Key * |
abe0fb9f | 126 | load_identity(char *filename) |
a306f2dd | 127 | { |
aeaa3d9e | 128 | char *pass; |
129 | Key *prv; | |
130 | ||
cd332296 | 131 | prv = key_load_private(filename, "", NULL); |
aeaa3d9e | 132 | if (prv == NULL) { |
abe0fb9f | 133 | if (identity_passphrase) |
134 | pass = xstrdup(identity_passphrase); | |
135 | else | |
1843a425 | 136 | pass = read_passphrase("Enter passphrase: ", |
137 | RP_ALLOW_STDIN); | |
aeaa3d9e | 138 | prv = key_load_private(filename, pass, NULL); |
a306f2dd | 139 | memset(pass, 0, strlen(pass)); |
140 | xfree(pass); | |
141 | } | |
aeaa3d9e | 142 | return prv; |
a306f2dd | 143 | } |
144 | ||
94ec8c6b | 145 | #define SSH_COM_PUBLIC_BEGIN "---- BEGIN SSH2 PUBLIC KEY ----" |
7203d6bb | 146 | #define SSH_COM_PUBLIC_END "---- END SSH2 PUBLIC KEY ----" |
94ec8c6b | 147 | #define SSH_COM_PRIVATE_BEGIN "---- BEGIN SSH2 ENCRYPTED PRIVATE KEY ----" |
2b87da3b | 148 | #define SSH_COM_PRIVATE_KEY_MAGIC 0x3f6ff9eb |
a306f2dd | 149 | |
396c147e | 150 | static void |
a306f2dd | 151 | do_convert_to_ssh2(struct passwd *pw) |
152 | { | |
b587c165 | 153 | Key *k; |
21b30f38 | 154 | u_int len; |
1e3b8b07 | 155 | u_char *blob; |
a306f2dd | 156 | struct stat st; |
157 | ||
158 | if (!have_identity) | |
159 | ask_filename(pw, "Enter file in which the key is"); | |
160 | if (stat(identity_file, &st) < 0) { | |
161 | perror(identity_file); | |
162 | exit(1); | |
163 | } | |
b587c165 | 164 | if ((k = key_load_public(identity_file, NULL)) == NULL) { |
abe0fb9f | 165 | if ((k = load_identity(identity_file)) == NULL) { |
b587c165 | 166 | fprintf(stderr, "load failed\n"); |
167 | exit(1); | |
168 | } | |
a306f2dd | 169 | } |
3566c73c | 170 | if (k->type == KEY_RSA1) { |
171 | fprintf(stderr, "version 1 keys are not supported\n"); | |
172 | exit(1); | |
173 | } | |
f7436b8c | 174 | if (key_to_blob(k, &blob, &len) <= 0) { |
175 | fprintf(stderr, "key_to_blob failed\n"); | |
176 | exit(1); | |
177 | } | |
94ec8c6b | 178 | fprintf(stdout, "%s\n", SSH_COM_PUBLIC_BEGIN); |
a306f2dd | 179 | fprintf(stdout, |
512df038 | 180 | "Comment: \"%u-bit %s, converted from OpenSSH by %s@%s\"\n", |
b587c165 | 181 | key_size(k), key_type(k), |
a306f2dd | 182 | pw->pw_name, hostname); |
183 | dump_base64(stdout, blob, len); | |
94ec8c6b | 184 | fprintf(stdout, "%s\n", SSH_COM_PUBLIC_END); |
b587c165 | 185 | key_free(k); |
a306f2dd | 186 | xfree(blob); |
187 | exit(0); | |
188 | } | |
189 | ||
396c147e | 190 | static void |
94ec8c6b | 191 | buffer_get_bignum_bits(Buffer *b, BIGNUM *value) |
192 | { | |
193 | int bits = buffer_get_int(b); | |
194 | int bytes = (bits + 7) / 8; | |
457fc0c6 | 195 | |
94ec8c6b | 196 | if (buffer_len(b) < bytes) |
457fc0c6 | 197 | fatal("buffer_get_bignum_bits: input buffer too small: " |
198 | "need %d have %d", bytes, buffer_len(b)); | |
20905a8e | 199 | BN_bin2bn(buffer_ptr(b), bytes, value); |
94ec8c6b | 200 | buffer_consume(b, bytes); |
201 | } | |
202 | ||
396c147e | 203 | static Key * |
c66f9d0e | 204 | do_convert_private_ssh2_from_blob(u_char *blob, u_int blen) |
94ec8c6b | 205 | { |
206 | Buffer b; | |
94ec8c6b | 207 | Key *key = NULL; |
a599bd06 | 208 | char *type, *cipher; |
d3260e12 | 209 | u_char *sig, data[] = "abcde12345"; |
2e0becb6 | 210 | int magic, rlen, ktype, i1, i2, i3, i4; |
a599bd06 | 211 | u_int slen; |
2e0becb6 | 212 | u_long e; |
94ec8c6b | 213 | |
214 | buffer_init(&b); | |
215 | buffer_append(&b, blob, blen); | |
216 | ||
217 | magic = buffer_get_int(&b); | |
218 | if (magic != SSH_COM_PRIVATE_KEY_MAGIC) { | |
219 | error("bad magic 0x%x != 0x%x", magic, SSH_COM_PRIVATE_KEY_MAGIC); | |
220 | buffer_free(&b); | |
221 | return NULL; | |
222 | } | |
2e0becb6 | 223 | i1 = buffer_get_int(&b); |
94ec8c6b | 224 | type = buffer_get_string(&b, NULL); |
225 | cipher = buffer_get_string(&b, NULL); | |
2e0becb6 | 226 | i2 = buffer_get_int(&b); |
227 | i3 = buffer_get_int(&b); | |
228 | i4 = buffer_get_int(&b); | |
229 | debug("ignore (%d %d %d %d)", i1,i2,i3,i4); | |
94ec8c6b | 230 | if (strcmp(cipher, "none") != 0) { |
231 | error("unsupported cipher %s", cipher); | |
232 | xfree(cipher); | |
233 | buffer_free(&b); | |
457fc0c6 | 234 | xfree(type); |
94ec8c6b | 235 | return NULL; |
236 | } | |
237 | xfree(cipher); | |
238 | ||
457fc0c6 | 239 | if (strstr(type, "dsa")) { |
240 | ktype = KEY_DSA; | |
241 | } else if (strstr(type, "rsa")) { | |
242 | ktype = KEY_RSA; | |
243 | } else { | |
244 | xfree(type); | |
94ec8c6b | 245 | return NULL; |
246 | } | |
457fc0c6 | 247 | key = key_new_private(ktype); |
248 | xfree(type); | |
249 | ||
250 | switch (key->type) { | |
251 | case KEY_DSA: | |
252 | buffer_get_bignum_bits(&b, key->dsa->p); | |
253 | buffer_get_bignum_bits(&b, key->dsa->g); | |
254 | buffer_get_bignum_bits(&b, key->dsa->q); | |
255 | buffer_get_bignum_bits(&b, key->dsa->pub_key); | |
256 | buffer_get_bignum_bits(&b, key->dsa->priv_key); | |
257 | break; | |
258 | case KEY_RSA: | |
2e0becb6 | 259 | e = buffer_get_char(&b); |
260 | debug("e %lx", e); | |
261 | if (e < 30) { | |
262 | e <<= 8; | |
263 | e += buffer_get_char(&b); | |
264 | debug("e %lx", e); | |
265 | e <<= 8; | |
266 | e += buffer_get_char(&b); | |
267 | debug("e %lx", e); | |
268 | } | |
269 | if (!BN_set_word(key->rsa->e, e)) { | |
457fc0c6 | 270 | buffer_free(&b); |
271 | key_free(key); | |
272 | return NULL; | |
273 | } | |
274 | buffer_get_bignum_bits(&b, key->rsa->d); | |
275 | buffer_get_bignum_bits(&b, key->rsa->n); | |
276 | buffer_get_bignum_bits(&b, key->rsa->iqmp); | |
277 | buffer_get_bignum_bits(&b, key->rsa->q); | |
278 | buffer_get_bignum_bits(&b, key->rsa->p); | |
2b63e803 | 279 | rsa_generate_additional_parameters(key->rsa); |
457fc0c6 | 280 | break; |
281 | } | |
94ec8c6b | 282 | rlen = buffer_len(&b); |
6aacefa7 | 283 | if (rlen != 0) |
457fc0c6 | 284 | error("do_convert_private_ssh2_from_blob: " |
285 | "remaining bytes in key blob %d", rlen); | |
94ec8c6b | 286 | buffer_free(&b); |
a599bd06 | 287 | |
288 | /* try the key */ | |
289 | key_sign(key, &sig, &slen, data, sizeof(data)); | |
290 | key_verify(key, sig, slen, data, sizeof(data)); | |
291 | xfree(sig); | |
94ec8c6b | 292 | return key; |
293 | } | |
294 | ||
396c147e | 295 | static void |
a306f2dd | 296 | do_convert_from_ssh2(struct passwd *pw) |
297 | { | |
298 | Key *k; | |
299 | int blen; | |
783dbbdc | 300 | u_int len; |
a306f2dd | 301 | char line[1024], *p; |
cf54363d | 302 | u_char blob[8096]; |
a306f2dd | 303 | char encoded[8096]; |
304 | struct stat st; | |
94ec8c6b | 305 | int escaped = 0, private = 0, ok; |
a306f2dd | 306 | FILE *fp; |
307 | ||
308 | if (!have_identity) | |
309 | ask_filename(pw, "Enter file in which the key is"); | |
310 | if (stat(identity_file, &st) < 0) { | |
311 | perror(identity_file); | |
312 | exit(1); | |
313 | } | |
314 | fp = fopen(identity_file, "r"); | |
315 | if (fp == NULL) { | |
316 | perror(identity_file); | |
317 | exit(1); | |
318 | } | |
319 | encoded[0] = '\0'; | |
320 | while (fgets(line, sizeof(line), fp)) { | |
d0c832f3 | 321 | if (!(p = strchr(line, '\n'))) { |
322 | fprintf(stderr, "input line too long.\n"); | |
323 | exit(1); | |
324 | } | |
325 | if (p > line && p[-1] == '\\') | |
326 | escaped++; | |
a306f2dd | 327 | if (strncmp(line, "----", 4) == 0 || |
328 | strstr(line, ": ") != NULL) { | |
94ec8c6b | 329 | if (strstr(line, SSH_COM_PRIVATE_BEGIN) != NULL) |
330 | private = 1; | |
a599bd06 | 331 | if (strstr(line, " END ") != NULL) { |
332 | break; | |
333 | } | |
012bc0e1 | 334 | /* fprintf(stderr, "ignore: %s", line); */ |
a306f2dd | 335 | continue; |
336 | } | |
d0c832f3 | 337 | if (escaped) { |
338 | escaped--; | |
012bc0e1 | 339 | /* fprintf(stderr, "escaped: %s", line); */ |
d0c832f3 | 340 | continue; |
a306f2dd | 341 | } |
342 | *p = '\0'; | |
343 | strlcat(encoded, line, sizeof(encoded)); | |
344 | } | |
783dbbdc | 345 | len = strlen(encoded); |
346 | if (((len % 4) == 3) && | |
347 | (encoded[len-1] == '=') && | |
348 | (encoded[len-2] == '=') && | |
349 | (encoded[len-3] == '=')) | |
350 | encoded[len-3] = '\0'; | |
e6207598 | 351 | blen = uudecode(encoded, blob, sizeof(blob)); |
a306f2dd | 352 | if (blen < 0) { |
353 | fprintf(stderr, "uudecode failed.\n"); | |
354 | exit(1); | |
355 | } | |
94ec8c6b | 356 | k = private ? |
357 | do_convert_private_ssh2_from_blob(blob, blen) : | |
fa08c86b | 358 | key_from_blob(blob, blen); |
94ec8c6b | 359 | if (k == NULL) { |
360 | fprintf(stderr, "decode blob failed.\n"); | |
361 | exit(1); | |
362 | } | |
363 | ok = private ? | |
457fc0c6 | 364 | (k->type == KEY_DSA ? |
365 | PEM_write_DSAPrivateKey(stdout, k->dsa, NULL, NULL, 0, NULL, NULL) : | |
366 | PEM_write_RSAPrivateKey(stdout, k->rsa, NULL, NULL, 0, NULL, NULL)) : | |
94ec8c6b | 367 | key_write(k, stdout); |
368 | if (!ok) { | |
369 | fprintf(stderr, "key write failed"); | |
370 | exit(1); | |
371 | } | |
a306f2dd | 372 | key_free(k); |
4ccb828d | 373 | if (!private) |
374 | fprintf(stdout, "\n"); | |
a306f2dd | 375 | fclose(fp); |
376 | exit(0); | |
377 | } | |
378 | ||
396c147e | 379 | static void |
a306f2dd | 380 | do_print_public(struct passwd *pw) |
381 | { | |
aeaa3d9e | 382 | Key *prv; |
a306f2dd | 383 | struct stat st; |
384 | ||
385 | if (!have_identity) | |
386 | ask_filename(pw, "Enter file in which the key is"); | |
387 | if (stat(identity_file, &st) < 0) { | |
388 | perror(identity_file); | |
389 | exit(1); | |
390 | } | |
abe0fb9f | 391 | prv = load_identity(identity_file); |
aeaa3d9e | 392 | if (prv == NULL) { |
a306f2dd | 393 | fprintf(stderr, "load failed\n"); |
394 | exit(1); | |
395 | } | |
aeaa3d9e | 396 | if (!key_write(prv, stdout)) |
a306f2dd | 397 | fprintf(stderr, "key_write failed"); |
aeaa3d9e | 398 | key_free(prv); |
a306f2dd | 399 | fprintf(stdout, "\n"); |
400 | exit(0); | |
401 | } | |
402 | ||
4f831fd7 | 403 | #ifdef SMARTCARD |
2b30154a | 404 | static void |
93a56445 | 405 | do_upload(struct passwd *pw, const char *sc_reader_id) |
2b30154a | 406 | { |
2b30154a | 407 | Key *prv = NULL; |
408 | struct stat st; | |
b9f62352 | 409 | int ret; |
410 | ||
2b30154a | 411 | if (!have_identity) |
412 | ask_filename(pw, "Enter file in which the key is"); | |
413 | if (stat(identity_file, &st) < 0) { | |
414 | perror(identity_file); | |
b9f62352 | 415 | exit(1); |
2b30154a | 416 | } |
417 | prv = load_identity(identity_file); | |
418 | if (prv == NULL) { | |
419 | error("load failed"); | |
b9f62352 | 420 | exit(1); |
49ccba9c | 421 | } |
b9f62352 | 422 | ret = sc_put_key(prv, sc_reader_id); |
423 | key_free(prv); | |
424 | if (ret < 0) | |
425 | exit(1); | |
bbe88b6d | 426 | logit("loading key done"); |
b9f62352 | 427 | exit(0); |
2b30154a | 428 | } |
93a56445 | 429 | |
430 | static void | |
431 | do_download(struct passwd *pw, const char *sc_reader_id) | |
432 | { | |
0659cace | 433 | Key **keys = NULL; |
434 | int i; | |
93a56445 | 435 | |
0659cace | 436 | keys = sc_get_keys(sc_reader_id, NULL); |
437 | if (keys == NULL) | |
93a56445 | 438 | fatal("cannot read public key from smartcard"); |
0659cace | 439 | for (i = 0; keys[i]; i++) { |
440 | key_write(keys[i], stdout); | |
441 | key_free(keys[i]); | |
442 | fprintf(stdout, "\n"); | |
443 | } | |
444 | xfree(keys); | |
93a56445 | 445 | exit(0); |
446 | } | |
3e984472 | 447 | #endif /* SMARTCARD */ |
2b30154a | 448 | |
396c147e | 449 | static void |
f095fcc7 | 450 | do_fingerprint(struct passwd *pw) |
451 | { | |
c8d54615 | 452 | FILE *f; |
a306f2dd | 453 | Key *public; |
aaf45d87 | 454 | char *comment = NULL, *cp, *ep, line[16*1024], *fp; |
17a3011c | 455 | int i, skip = 0, num = 1, invalid = 1; |
456 | enum fp_rep rep; | |
457 | enum fp_type fptype; | |
5260325f | 458 | struct stat st; |
459 | ||
aeaa3d9e | 460 | fptype = print_bubblebabble ? SSH_FP_SHA1 : SSH_FP_MD5; |
461 | rep = print_bubblebabble ? SSH_FP_BUBBLEBABBLE : SSH_FP_HEX; | |
aaf45d87 | 462 | |
5260325f | 463 | if (!have_identity) |
464 | ask_filename(pw, "Enter file in which the key is"); | |
465 | if (stat(identity_file, &st) < 0) { | |
466 | perror(identity_file); | |
467 | exit(1); | |
468 | } | |
aeaa3d9e | 469 | public = key_load_public(identity_file, &comment); |
470 | if (public != NULL) { | |
471 | fp = key_fingerprint(public, fptype, rep); | |
512df038 | 472 | printf("%u %s %s\n", key_size(public), fp, comment); |
a306f2dd | 473 | key_free(public); |
fa08c86b | 474 | xfree(comment); |
aaf45d87 | 475 | xfree(fp); |
c8d54615 | 476 | exit(0); |
477 | } | |
aeaa3d9e | 478 | if (comment) |
479 | xfree(comment); | |
c8d54615 | 480 | |
481 | f = fopen(identity_file, "r"); | |
482 | if (f != NULL) { | |
c8d54615 | 483 | while (fgets(line, sizeof(line), f)) { |
484 | i = strlen(line) - 1; | |
485 | if (line[i] != '\n') { | |
486 | error("line %d too long: %.40s...", num, line); | |
487 | skip = 1; | |
488 | continue; | |
489 | } | |
490 | num++; | |
491 | if (skip) { | |
492 | skip = 0; | |
493 | continue; | |
494 | } | |
495 | line[i] = '\0'; | |
496 | ||
497 | /* Skip leading whitespace, empty and comment lines. */ | |
498 | for (cp = line; *cp == ' ' || *cp == '\t'; cp++) | |
499 | ; | |
500 | if (!*cp || *cp == '\n' || *cp == '#') | |
501 | continue ; | |
502 | i = strtol(cp, &ep, 10); | |
503 | if (i == 0 || ep == NULL || (*ep != ' ' && *ep != '\t')) { | |
504 | int quoted = 0; | |
505 | comment = cp; | |
512df038 | 506 | for (; *cp && (quoted || (*cp != ' ' && |
507 | *cp != '\t')); cp++) { | |
c8d54615 | 508 | if (*cp == '\\' && cp[1] == '"') |
509 | cp++; /* Skip both */ | |
510 | else if (*cp == '"') | |
511 | quoted = !quoted; | |
512 | } | |
513 | if (!*cp) | |
514 | continue; | |
515 | *cp++ = '\0'; | |
516 | } | |
517 | ep = cp; | |
efcae5b1 | 518 | public = key_new(KEY_RSA1); |
519 | if (key_read(public, &cp) != 1) { | |
520 | cp = ep; | |
521 | key_free(public); | |
522 | public = key_new(KEY_UNSPEC); | |
523 | if (key_read(public, &cp) != 1) { | |
524 | key_free(public); | |
525 | continue; | |
526 | } | |
5260325f | 527 | } |
efcae5b1 | 528 | comment = *cp ? cp : comment; |
aeaa3d9e | 529 | fp = key_fingerprint(public, fptype, rep); |
512df038 | 530 | printf("%u %s %s\n", key_size(public), fp, |
efcae5b1 | 531 | comment ? comment : "no comment"); |
aaf45d87 | 532 | xfree(fp); |
aeaa3d9e | 533 | key_free(public); |
efcae5b1 | 534 | invalid = 0; |
5260325f | 535 | } |
c8d54615 | 536 | fclose(f); |
537 | } | |
538 | if (invalid) { | |
f564d016 | 539 | printf("%s is not a public key file.\n", identity_file); |
c8d54615 | 540 | exit(1); |
5260325f | 541 | } |
5260325f | 542 | exit(0); |
f095fcc7 | 543 | } |
544 | ||
5260325f | 545 | /* |
546 | * Perform changing a passphrase. The argument is the passwd structure | |
547 | * for the current user. | |
548 | */ | |
396c147e | 549 | static void |
f095fcc7 | 550 | do_change_passphrase(struct passwd *pw) |
551 | { | |
5260325f | 552 | char *comment; |
553 | char *old_passphrase, *passphrase1, *passphrase2; | |
554 | struct stat st; | |
a306f2dd | 555 | Key *private; |
5260325f | 556 | |
557 | if (!have_identity) | |
558 | ask_filename(pw, "Enter file in which the key is"); | |
5260325f | 559 | if (stat(identity_file, &st) < 0) { |
560 | perror(identity_file); | |
561 | exit(1); | |
562 | } | |
5260325f | 563 | /* Try to load the file with empty passphrase. */ |
aeaa3d9e | 564 | private = key_load_private(identity_file, "", &comment); |
565 | if (private == NULL) { | |
5260325f | 566 | if (identity_passphrase) |
567 | old_passphrase = xstrdup(identity_passphrase); | |
568 | else | |
1843a425 | 569 | old_passphrase = |
570 | read_passphrase("Enter old passphrase: ", | |
571 | RP_ALLOW_STDIN); | |
572 | private = key_load_private(identity_file, old_passphrase, | |
573 | &comment); | |
aeaa3d9e | 574 | memset(old_passphrase, 0, strlen(old_passphrase)); |
575 | xfree(old_passphrase); | |
576 | if (private == NULL) { | |
5260325f | 577 | printf("Bad passphrase.\n"); |
578 | exit(1); | |
579 | } | |
5260325f | 580 | } |
581 | printf("Key has comment '%s'\n", comment); | |
582 | ||
583 | /* Ask the new passphrase (twice). */ | |
584 | if (identity_new_passphrase) { | |
585 | passphrase1 = xstrdup(identity_new_passphrase); | |
586 | passphrase2 = NULL; | |
587 | } else { | |
588 | passphrase1 = | |
1843a425 | 589 | read_passphrase("Enter new passphrase (empty for no " |
590 | "passphrase): ", RP_ALLOW_STDIN); | |
591 | passphrase2 = read_passphrase("Enter same passphrase again: ", | |
184eed6a | 592 | RP_ALLOW_STDIN); |
5260325f | 593 | |
594 | /* Verify that they are the same. */ | |
595 | if (strcmp(passphrase1, passphrase2) != 0) { | |
596 | memset(passphrase1, 0, strlen(passphrase1)); | |
597 | memset(passphrase2, 0, strlen(passphrase2)); | |
598 | xfree(passphrase1); | |
599 | xfree(passphrase2); | |
600 | printf("Pass phrases do not match. Try again.\n"); | |
601 | exit(1); | |
602 | } | |
603 | /* Destroy the other copy. */ | |
604 | memset(passphrase2, 0, strlen(passphrase2)); | |
605 | xfree(passphrase2); | |
8efc0c15 | 606 | } |
8efc0c15 | 607 | |
5260325f | 608 | /* Save the file using the new passphrase. */ |
aeaa3d9e | 609 | if (!key_save_private(private, identity_file, passphrase1, comment)) { |
58cfa257 | 610 | printf("Saving the key failed: %s.\n", identity_file); |
5260325f | 611 | memset(passphrase1, 0, strlen(passphrase1)); |
612 | xfree(passphrase1); | |
a306f2dd | 613 | key_free(private); |
5260325f | 614 | xfree(comment); |
615 | exit(1); | |
616 | } | |
617 | /* Destroy the passphrase and the copy of the key in memory. */ | |
618 | memset(passphrase1, 0, strlen(passphrase1)); | |
619 | xfree(passphrase1); | |
a306f2dd | 620 | key_free(private); /* Destroys contents */ |
5260325f | 621 | xfree(comment); |
622 | ||
623 | printf("Your identification has been saved with the new passphrase.\n"); | |
624 | exit(0); | |
625 | } | |
8efc0c15 | 626 | |
21289cd0 | 627 | #ifdef DNS |
628 | /* | |
629 | * Print the SSHFP RR. | |
630 | */ | |
631 | static void | |
632 | do_print_resource_record(struct passwd *pw, char *hostname) | |
633 | { | |
634 | Key *public; | |
635 | char *comment = NULL; | |
636 | struct stat st; | |
637 | ||
638 | if (!have_identity) | |
639 | ask_filename(pw, "Enter file in which the key is"); | |
640 | if (stat(identity_file, &st) < 0) { | |
641 | perror(identity_file); | |
642 | exit(1); | |
643 | } | |
644 | public = key_load_public(identity_file, &comment); | |
645 | if (public != NULL) { | |
646 | export_dns_rr(hostname, public, stdout, print_generic); | |
647 | key_free(public); | |
648 | xfree(comment); | |
649 | exit(0); | |
650 | } | |
651 | if (comment) | |
652 | xfree(comment); | |
653 | ||
654 | printf("failed to read v2 public key from %s.\n", identity_file); | |
655 | exit(1); | |
656 | } | |
657 | #endif /* DNS */ | |
658 | ||
5260325f | 659 | /* |
660 | * Change the comment of a private key file. | |
661 | */ | |
396c147e | 662 | static void |
8efc0c15 | 663 | do_change_comment(struct passwd *pw) |
664 | { | |
1c9a907f | 665 | char new_comment[1024], *comment, *passphrase; |
aeaa3d9e | 666 | Key *private; |
667 | Key *public; | |
5260325f | 668 | struct stat st; |
669 | FILE *f; | |
1c9a907f | 670 | int fd; |
5260325f | 671 | |
672 | if (!have_identity) | |
673 | ask_filename(pw, "Enter file in which the key is"); | |
5260325f | 674 | if (stat(identity_file, &st) < 0) { |
675 | perror(identity_file); | |
676 | exit(1); | |
677 | } | |
aeaa3d9e | 678 | private = key_load_private(identity_file, "", &comment); |
679 | if (private == NULL) { | |
5260325f | 680 | if (identity_passphrase) |
681 | passphrase = xstrdup(identity_passphrase); | |
682 | else if (identity_new_passphrase) | |
683 | passphrase = xstrdup(identity_new_passphrase); | |
684 | else | |
1843a425 | 685 | passphrase = read_passphrase("Enter passphrase: ", |
686 | RP_ALLOW_STDIN); | |
5260325f | 687 | /* Try to load using the passphrase. */ |
aeaa3d9e | 688 | private = key_load_private(identity_file, passphrase, &comment); |
689 | if (private == NULL) { | |
5260325f | 690 | memset(passphrase, 0, strlen(passphrase)); |
691 | xfree(passphrase); | |
692 | printf("Bad passphrase.\n"); | |
693 | exit(1); | |
694 | } | |
aeaa3d9e | 695 | } else { |
696 | passphrase = xstrdup(""); | |
5260325f | 697 | } |
aeaa3d9e | 698 | if (private->type != KEY_RSA1) { |
699 | fprintf(stderr, "Comments are only supported for RSA1 keys.\n"); | |
700 | key_free(private); | |
701 | exit(1); | |
184eed6a | 702 | } |
5260325f | 703 | printf("Key now has comment '%s'\n", comment); |
704 | ||
705 | if (identity_comment) { | |
706 | strlcpy(new_comment, identity_comment, sizeof(new_comment)); | |
707 | } else { | |
708 | printf("Enter new comment: "); | |
709 | fflush(stdout); | |
710 | if (!fgets(new_comment, sizeof(new_comment), stdin)) { | |
711 | memset(passphrase, 0, strlen(passphrase)); | |
a306f2dd | 712 | key_free(private); |
5260325f | 713 | exit(1); |
714 | } | |
5260325f | 715 | if (strchr(new_comment, '\n')) |
716 | *strchr(new_comment, '\n') = 0; | |
717 | } | |
718 | ||
719 | /* Save the file using the new passphrase. */ | |
aeaa3d9e | 720 | if (!key_save_private(private, identity_file, passphrase, new_comment)) { |
58cfa257 | 721 | printf("Saving the key failed: %s.\n", identity_file); |
5260325f | 722 | memset(passphrase, 0, strlen(passphrase)); |
723 | xfree(passphrase); | |
a306f2dd | 724 | key_free(private); |
5260325f | 725 | xfree(comment); |
726 | exit(1); | |
8efc0c15 | 727 | } |
5260325f | 728 | memset(passphrase, 0, strlen(passphrase)); |
729 | xfree(passphrase); | |
aeaa3d9e | 730 | public = key_from_private(private); |
a306f2dd | 731 | key_free(private); |
5260325f | 732 | |
5260325f | 733 | strlcat(identity_file, ".pub", sizeof(identity_file)); |
1c9a907f | 734 | fd = open(identity_file, O_WRONLY | O_CREAT | O_TRUNC, 0644); |
735 | if (fd == -1) { | |
5260325f | 736 | printf("Could not save your public key in %s\n", identity_file); |
737 | exit(1); | |
738 | } | |
1c9a907f | 739 | f = fdopen(fd, "w"); |
740 | if (f == NULL) { | |
741 | printf("fdopen %s failed", identity_file); | |
742 | exit(1); | |
743 | } | |
a306f2dd | 744 | if (!key_write(public, f)) |
745 | fprintf(stderr, "write key failed"); | |
746 | key_free(public); | |
747 | fprintf(f, " %s\n", new_comment); | |
5260325f | 748 | fclose(f); |
749 | ||
750 | xfree(comment); | |
751 | ||
752 | printf("The comment in your key file has been changed.\n"); | |
753 | exit(0); | |
8efc0c15 | 754 | } |
755 | ||
396c147e | 756 | static void |
5ad13cd7 | 757 | usage(void) |
758 | { | |
58153e34 | 759 | fprintf(stderr, "Usage: %s [options]\n", __progname); |
760 | fprintf(stderr, "Options:\n"); | |
761 | fprintf(stderr, " -b bits Number of bits in the key to create.\n"); | |
762 | fprintf(stderr, " -c Change comment in private and public key files.\n"); | |
763 | fprintf(stderr, " -e Convert OpenSSH to IETF SECSH key file.\n"); | |
764 | fprintf(stderr, " -f filename Filename of the key file.\n"); | |
21289cd0 | 765 | fprintf(stderr, " -g Use generic DNS resource record format.\n"); |
58153e34 | 766 | fprintf(stderr, " -i Convert IETF SECSH to OpenSSH key file.\n"); |
767 | fprintf(stderr, " -l Show fingerprint of key file.\n"); | |
768 | fprintf(stderr, " -p Change passphrase of private key file.\n"); | |
769 | fprintf(stderr, " -q Quiet.\n"); | |
770 | fprintf(stderr, " -y Read private key file and print public key.\n"); | |
771 | fprintf(stderr, " -t type Specify type of key to create.\n"); | |
772 | fprintf(stderr, " -B Show bubblebabble digest of key file.\n"); | |
773 | fprintf(stderr, " -C comment Provide new comment.\n"); | |
774 | fprintf(stderr, " -N phrase Provide new passphrase.\n"); | |
775 | fprintf(stderr, " -P phrase Provide old passphrase.\n"); | |
21289cd0 | 776 | #ifdef DNS |
777 | fprintf(stderr, " -r hostname Print DNS resource record.\n"); | |
778 | #endif /* DNS */ | |
58153e34 | 779 | #ifdef SMARTCARD |
780 | fprintf(stderr, " -D reader Download public key from smartcard.\n"); | |
781 | fprintf(stderr, " -U reader Upload private key to smartcard.\n"); | |
782 | #endif /* SMARTCARD */ | |
783 | ||
5260325f | 784 | exit(1); |
5ad13cd7 | 785 | } |
786 | ||
5260325f | 787 | /* |
788 | * Main program for key management. | |
789 | */ | |
8efc0c15 | 790 | int |
791 | main(int ac, char **av) | |
792 | { | |
3dc93cd8 | 793 | char dotsshdir[MAXPATHLEN], comment[1024], *passphrase1, *passphrase2; |
93a56445 | 794 | char *reader_id = NULL; |
21289cd0 | 795 | char *resource_record_hostname = NULL; |
1c9a907f | 796 | Key *private, *public; |
5260325f | 797 | struct passwd *pw; |
5260325f | 798 | struct stat st; |
93a56445 | 799 | int opt, type, fd, download = 0; |
5260325f | 800 | FILE *f; |
fa08c86b | 801 | |
5260325f | 802 | extern int optind; |
803 | extern char *optarg; | |
804 | ||
260d427b | 805 | __progname = get_progname(av[0]); |
264dce47 | 806 | |
fa649821 | 807 | SSLeay_add_all_algorithms(); |
ce88d9df | 808 | init_rng(); |
809 | seed_rng(); | |
a306f2dd | 810 | |
aa3378df | 811 | /* we need this for the home * directory. */ |
5260325f | 812 | pw = getpwuid(getuid()); |
813 | if (!pw) { | |
814 | printf("You don't exist, go away!\n"); | |
815 | exit(1); | |
816 | } | |
a306f2dd | 817 | if (gethostname(hostname, sizeof(hostname)) < 0) { |
818 | perror("gethostname"); | |
819 | exit(1); | |
820 | } | |
aa3378df | 821 | |
21289cd0 | 822 | while ((opt = getopt(ac, av, "degiqpclBRxXyb:f:t:U:D:P:N:C:r:")) != -1) { |
5260325f | 823 | switch (opt) { |
824 | case 'b': | |
825 | bits = atoi(optarg); | |
826 | if (bits < 512 || bits > 32768) { | |
827 | printf("Bits has bad value.\n"); | |
828 | exit(1); | |
829 | } | |
830 | break; | |
5260325f | 831 | case 'l': |
832 | print_fingerprint = 1; | |
833 | break; | |
aaf45d87 | 834 | case 'B': |
835 | print_bubblebabble = 1; | |
836 | break; | |
5260325f | 837 | case 'p': |
838 | change_passphrase = 1; | |
839 | break; | |
5260325f | 840 | case 'c': |
841 | change_comment = 1; | |
842 | break; | |
5260325f | 843 | case 'f': |
844 | strlcpy(identity_file, optarg, sizeof(identity_file)); | |
845 | have_identity = 1; | |
846 | break; | |
21289cd0 | 847 | case 'g': |
848 | print_generic = 1; | |
849 | break; | |
5260325f | 850 | case 'P': |
851 | identity_passphrase = optarg; | |
852 | break; | |
5260325f | 853 | case 'N': |
854 | identity_new_passphrase = optarg; | |
855 | break; | |
5260325f | 856 | case 'C': |
857 | identity_comment = optarg; | |
858 | break; | |
5260325f | 859 | case 'q': |
860 | quiet = 1; | |
861 | break; | |
a306f2dd | 862 | case 'R': |
fa08c86b | 863 | /* unused */ |
864 | exit(0); | |
a306f2dd | 865 | break; |
5deceabb | 866 | case 'e': |
a306f2dd | 867 | case 'x': |
5deceabb | 868 | /* export key */ |
a306f2dd | 869 | convert_to_ssh2 = 1; |
870 | break; | |
5deceabb | 871 | case 'i': |
a306f2dd | 872 | case 'X': |
5deceabb | 873 | /* import key */ |
a306f2dd | 874 | convert_from_ssh2 = 1; |
875 | break; | |
a306f2dd | 876 | case 'y': |
877 | print_public = 1; | |
878 | break; | |
a306f2dd | 879 | case 'd': |
fa08c86b | 880 | key_type_name = "dsa"; |
a306f2dd | 881 | break; |
fa08c86b | 882 | case 't': |
883 | key_type_name = optarg; | |
fa08c86b | 884 | break; |
93a56445 | 885 | case 'D': |
886 | download = 1; | |
285d2b15 | 887 | case 'U': |
93a56445 | 888 | reader_id = optarg; |
2b30154a | 889 | break; |
21289cd0 | 890 | case 'r': |
891 | resource_record_hostname = optarg; | |
892 | break; | |
5260325f | 893 | case '?': |
894 | default: | |
895 | usage(); | |
896 | } | |
897 | } | |
898 | if (optind < ac) { | |
899 | printf("Too many arguments.\n"); | |
900 | usage(); | |
901 | } | |
902 | if (change_passphrase && change_comment) { | |
903 | printf("Can only have one of -p and -c.\n"); | |
904 | usage(); | |
905 | } | |
aaf45d87 | 906 | if (print_fingerprint || print_bubblebabble) |
5260325f | 907 | do_fingerprint(pw); |
5260325f | 908 | if (change_passphrase) |
909 | do_change_passphrase(pw); | |
633151a3 | 910 | if (change_comment) |
911 | do_change_comment(pw); | |
ce88d9df | 912 | if (convert_to_ssh2) |
913 | do_convert_to_ssh2(pw); | |
914 | if (convert_from_ssh2) | |
915 | do_convert_from_ssh2(pw); | |
a306f2dd | 916 | if (print_public) |
917 | do_print_public(pw); | |
21289cd0 | 918 | if (resource_record_hostname != NULL) { |
919 | #ifdef DNS | |
920 | do_print_resource_record(pw, resource_record_hostname); | |
921 | #else /* DNS */ | |
922 | fatal("no DNS support."); | |
923 | #endif /* DNS */ | |
924 | } | |
93a56445 | 925 | if (reader_id != NULL) { |
4f831fd7 | 926 | #ifdef SMARTCARD |
93a56445 | 927 | if (download) |
928 | do_download(pw, reader_id); | |
929 | else | |
930 | do_upload(pw, reader_id); | |
3e984472 | 931 | #else /* SMARTCARD */ |
4f831fd7 | 932 | fatal("no support for smartcards."); |
3e984472 | 933 | #endif /* SMARTCARD */ |
93a56445 | 934 | } |
5260325f | 935 | |
936 | arc4random_stir(); | |
937 | ||
bb28e836 | 938 | if (key_type_name == NULL) { |
939 | printf("You must specify a key type (-t).\n"); | |
940 | usage(); | |
941 | } | |
c523303b | 942 | type = key_type_from_name(key_type_name); |
943 | if (type == KEY_UNSPEC) { | |
944 | fprintf(stderr, "unknown key type %s\n", key_type_name); | |
945 | exit(1); | |
a306f2dd | 946 | } |
fa08c86b | 947 | if (!quiet) |
c523303b | 948 | printf("Generating public/private %s key pair.\n", key_type_name); |
fa08c86b | 949 | private = key_generate(type, bits); |
950 | if (private == NULL) { | |
951 | fprintf(stderr, "key_generate failed"); | |
952 | exit(1); | |
953 | } | |
954 | public = key_from_private(private); | |
5260325f | 955 | |
956 | if (!have_identity) | |
957 | ask_filename(pw, "Enter file in which to save the key"); | |
958 | ||
959 | /* Create ~/.ssh directory if it doesn\'t already exist. */ | |
42f11eb2 | 960 | snprintf(dotsshdir, sizeof dotsshdir, "%s/%s", pw->pw_dir, _PATH_SSH_USER_DIR); |
5260325f | 961 | if (strstr(identity_file, dotsshdir) != NULL && |
962 | stat(dotsshdir, &st) < 0) { | |
704b1659 | 963 | if (mkdir(dotsshdir, 0700) < 0) |
5260325f | 964 | error("Could not create directory '%s'.", dotsshdir); |
965 | else if (!quiet) | |
966 | printf("Created directory '%s'.\n", dotsshdir); | |
967 | } | |
968 | /* If the file already exists, ask the user to confirm. */ | |
969 | if (stat(identity_file, &st) >= 0) { | |
970 | char yesno[3]; | |
971 | printf("%s already exists.\n", identity_file); | |
972 | printf("Overwrite (y/n)? "); | |
973 | fflush(stdout); | |
974 | if (fgets(yesno, sizeof(yesno), stdin) == NULL) | |
975 | exit(1); | |
976 | if (yesno[0] != 'y' && yesno[0] != 'Y') | |
977 | exit(1); | |
978 | } | |
979 | /* Ask for a passphrase (twice). */ | |
980 | if (identity_passphrase) | |
981 | passphrase1 = xstrdup(identity_passphrase); | |
982 | else if (identity_new_passphrase) | |
983 | passphrase1 = xstrdup(identity_new_passphrase); | |
984 | else { | |
985 | passphrase_again: | |
986 | passphrase1 = | |
1843a425 | 987 | read_passphrase("Enter passphrase (empty for no " |
988 | "passphrase): ", RP_ALLOW_STDIN); | |
989 | passphrase2 = read_passphrase("Enter same passphrase again: ", | |
990 | RP_ALLOW_STDIN); | |
5260325f | 991 | if (strcmp(passphrase1, passphrase2) != 0) { |
1843a425 | 992 | /* |
993 | * The passphrases do not match. Clear them and | |
994 | * retry. | |
995 | */ | |
5260325f | 996 | memset(passphrase1, 0, strlen(passphrase1)); |
997 | memset(passphrase2, 0, strlen(passphrase2)); | |
998 | xfree(passphrase1); | |
999 | xfree(passphrase2); | |
1000 | printf("Passphrases do not match. Try again.\n"); | |
1001 | goto passphrase_again; | |
1002 | } | |
1003 | /* Clear the other copy of the passphrase. */ | |
1004 | memset(passphrase2, 0, strlen(passphrase2)); | |
1005 | xfree(passphrase2); | |
1006 | } | |
1007 | ||
5260325f | 1008 | if (identity_comment) { |
1009 | strlcpy(comment, identity_comment, sizeof(comment)); | |
1010 | } else { | |
6ae2364d | 1011 | /* Create default commend field for the passphrase. */ |
5260325f | 1012 | snprintf(comment, sizeof comment, "%s@%s", pw->pw_name, hostname); |
1013 | } | |
1014 | ||
1015 | /* Save the key with the given passphrase and comment. */ | |
aeaa3d9e | 1016 | if (!key_save_private(private, identity_file, passphrase1, comment)) { |
58cfa257 | 1017 | printf("Saving the key failed: %s.\n", identity_file); |
5260325f | 1018 | memset(passphrase1, 0, strlen(passphrase1)); |
1019 | xfree(passphrase1); | |
1020 | exit(1); | |
1021 | } | |
1022 | /* Clear the passphrase. */ | |
1023 | memset(passphrase1, 0, strlen(passphrase1)); | |
1024 | xfree(passphrase1); | |
1025 | ||
1026 | /* Clear the private key and the random number generator. */ | |
fa08c86b | 1027 | key_free(private); |
5260325f | 1028 | arc4random_stir(); |
1029 | ||
1030 | if (!quiet) | |
1031 | printf("Your identification has been saved in %s.\n", identity_file); | |
1032 | ||
5260325f | 1033 | strlcat(identity_file, ".pub", sizeof(identity_file)); |
1c9a907f | 1034 | fd = open(identity_file, O_WRONLY | O_CREAT | O_TRUNC, 0644); |
1035 | if (fd == -1) { | |
5260325f | 1036 | printf("Could not save your public key in %s\n", identity_file); |
1037 | exit(1); | |
1038 | } | |
1c9a907f | 1039 | f = fdopen(fd, "w"); |
1040 | if (f == NULL) { | |
1041 | printf("fdopen %s failed", identity_file); | |
1042 | exit(1); | |
1043 | } | |
a306f2dd | 1044 | if (!key_write(public, f)) |
1045 | fprintf(stderr, "write key failed"); | |
1046 | fprintf(f, " %s\n", comment); | |
5260325f | 1047 | fclose(f); |
1048 | ||
1049 | if (!quiet) { | |
22138a36 | 1050 | char *fp = key_fingerprint(public, SSH_FP_MD5, SSH_FP_HEX); |
a306f2dd | 1051 | printf("Your public key has been saved in %s.\n", |
1052 | identity_file); | |
5260325f | 1053 | printf("The key fingerprint is:\n"); |
22138a36 | 1054 | printf("%s %s\n", fp, comment); |
1055 | xfree(fp); | |
8efc0c15 | 1056 | } |
a306f2dd | 1057 | |
1058 | key_free(public); | |
5260325f | 1059 | exit(0); |
8efc0c15 | 1060 | } |