1 /*
2 * Copyright 1999-2020 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the OpenSSL license (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10 #include <openssl/opensslconf.h>
11 #include <stdio.h>
12 #include <stdlib.h>
13 #include <string.h>
14 #include "apps.h"
15 #include "progs.h"
16 #include <openssl/crypto.h>
17 #include <openssl/err.h>
18 #include <openssl/pem.h>
19 #include <openssl/pkcs12.h>
20
21 #define NOKEYS 0x1
22 #define NOCERTS 0x2
23 #define INFO 0x4
24 #define CLCERTS 0x8
25 #define CACERTS 0x10
26
27 #define PASSWD_BUF_SIZE 2048
28
29 static int get_cert_chain(X509 *cert, X509_STORE *store,
30 STACK_OF(X509) **chain);
31 int dump_certs_keys_p12(BIO *out, const PKCS12 *p12,
32 const char *pass, int passlen, int options,
33 char *pempass, const EVP_CIPHER *enc);
34 int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags,
35 const char *pass, int passlen, int options,
36 char *pempass, const EVP_CIPHER *enc);
37 int dump_certs_pkeys_bag(BIO *out, const PKCS12_SAFEBAG *bags,
38 const char *pass, int passlen,
39 int options, char *pempass, const EVP_CIPHER *enc);
40 void print_attribute(BIO *out, const ASN1_TYPE *av);
41 int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst,
42 const char *name);
43 void hex_prin(BIO *out, unsigned char *buf, int len);
44 static int alg_print(const X509_ALGOR *alg);
45 int cert_load(BIO *in, STACK_OF(X509) *sk);
46 static int set_pbe(int *ppbe, const char *str);
47
48 typedef enum OPTION_choice {
49 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
50 OPT_CIPHER, OPT_NOKEYS, OPT_KEYEX, OPT_KEYSIG, OPT_NOCERTS, OPT_CLCERTS,
51 OPT_CACERTS, OPT_NOOUT, OPT_INFO, OPT_CHAIN, OPT_TWOPASS, OPT_NOMACVER,
52 OPT_DESCERT, OPT_EXPORT, OPT_NOITER, OPT_MACITER, OPT_NOMACITER,
53 OPT_NOMAC, OPT_LMK, OPT_NODES, OPT_MACALG, OPT_CERTPBE, OPT_KEYPBE,
54 OPT_INKEY, OPT_CERTFILE, OPT_NAME, OPT_CSP, OPT_CANAME,
55 OPT_IN, OPT_OUT, OPT_PASSIN, OPT_PASSOUT, OPT_PASSWORD, OPT_CAPATH,
56 OPT_CAFILE, OPT_NOCAPATH, OPT_NOCAFILE, OPT_ENGINE,
57 OPT_R_ENUM
58 } OPTION_CHOICE;
59
60 const OPTIONS pkcs12_options[] = {
61 {"help", OPT_HELP, '-', "Display this summary"},
62 {"nokeys", OPT_NOKEYS, '-', "Don't output private keys"},
63 {"keyex", OPT_KEYEX, '-', "Set MS key exchange type"},
64 {"keysig", OPT_KEYSIG, '-', "Set MS key signature type"},
65 {"nocerts", OPT_NOCERTS, '-', "Don't output certificates"},
66 {"clcerts", OPT_CLCERTS, '-', "Only output client certificates"},
67 {"cacerts", OPT_CACERTS, '-', "Only output CA certificates"},
68 {"noout", OPT_NOOUT, '-', "Don't output anything, just verify"},
69 {"info", OPT_INFO, '-', "Print info about PKCS#12 structure"},
70 {"chain", OPT_CHAIN, '-', "Add certificate chain"},
71 {"twopass", OPT_TWOPASS, '-', "Separate MAC, encryption passwords"},
72 {"nomacver", OPT_NOMACVER, '-', "Don't verify MAC"},
73 #ifndef OPENSSL_NO_RC2
74 {"descert", OPT_DESCERT, '-',
75 "Encrypt output with 3DES (default RC2-40)"},
76 {"certpbe", OPT_CERTPBE, 's',
77 "Certificate PBE algorithm (default RC2-40)"},
78 #else
79 {"descert", OPT_DESCERT, '-', "Encrypt output with 3DES (the default)"},
80 {"certpbe", OPT_CERTPBE, 's', "Certificate PBE algorithm (default 3DES)"},
81 #endif
82 {"export", OPT_EXPORT, '-', "Output PKCS12 file"},
83 {"noiter", OPT_NOITER, '-', "Don't use encryption iteration"},
84 {"maciter", OPT_MACITER, '-', "Use MAC iteration"},
85 {"nomaciter", OPT_NOMACITER, '-', "Don't use MAC iteration"},
86 {"nomac", OPT_NOMAC, '-', "Don't generate MAC"},
87 {"LMK", OPT_LMK, '-',
88 "Add local machine keyset attribute to private key"},
89 {"nodes", OPT_NODES, '-', "Don't encrypt private keys"},
90 {"macalg", OPT_MACALG, 's',
91 "Digest algorithm used in MAC (default SHA1)"},
92 {"keypbe", OPT_KEYPBE, 's', "Private key PBE algorithm (default 3DES)"},
93 OPT_R_OPTIONS,
94 {"inkey", OPT_INKEY, 's', "Private key if not infile"},
95 {"certfile", OPT_CERTFILE, '<', "Load certs from file"},
96 {"name", OPT_NAME, 's', "Use name as friendly name"},
97 {"CSP", OPT_CSP, 's', "Microsoft CSP name"},
98 {"caname", OPT_CANAME, 's',
99 "Use name as CA friendly name (can be repeated)"},
100 {"in", OPT_IN, '<', "Input filename"},
101 {"out", OPT_OUT, '>', "Output filename"},
102 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
103 {"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
104 {"password", OPT_PASSWORD, 's', "Set import/export password source"},
105 {"CApath", OPT_CAPATH, '/', "PEM-format directory of CA's"},
106 {"CAfile", OPT_CAFILE, '<', "PEM-format file of CA's"},
107 {"no-CAfile", OPT_NOCAFILE, '-',
108 "Do not load the default certificates file"},
109 {"no-CApath", OPT_NOCAPATH, '-',
110 "Do not load certificates from the default certificates directory"},
111 {"", OPT_CIPHER, '-', "Any supported cipher"},
112 #ifndef OPENSSL_NO_ENGINE
113 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
114 #endif
115 {NULL}
116 };
117
pkcs12_main(int argc,char ** argv)118 int pkcs12_main(int argc, char **argv)
119 {
120 char *infile = NULL, *outfile = NULL, *keyname = NULL, *certfile = NULL;
121 char *name = NULL, *csp_name = NULL;
122 char pass[PASSWD_BUF_SIZE] = "", macpass[PASSWD_BUF_SIZE] = "";
123 int export_cert = 0, options = 0, chain = 0, twopass = 0, keytype = 0;
124 int iter = PKCS12_DEFAULT_ITER, maciter = PKCS12_DEFAULT_ITER;
125 #ifndef OPENSSL_NO_RC2
126 int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
127 #else
128 int cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
129 #endif
130 int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
131 int ret = 1, macver = 1, add_lmk = 0, private = 0;
132 int noprompt = 0;
133 char *passinarg = NULL, *passoutarg = NULL, *passarg = NULL;
134 char *passin = NULL, *passout = NULL, *macalg = NULL;
135 char *cpass = NULL, *mpass = NULL, *badpass = NULL;
136 const char *CApath = NULL, *CAfile = NULL, *prog;
137 int noCApath = 0, noCAfile = 0;
138 ENGINE *e = NULL;
139 BIO *in = NULL, *out = NULL;
140 PKCS12 *p12 = NULL;
141 STACK_OF(OPENSSL_STRING) *canames = NULL;
142 const EVP_CIPHER *enc = EVP_des_ede3_cbc();
143 OPTION_CHOICE o;
144
145 prog = opt_init(argc, argv, pkcs12_options);
146 while ((o = opt_next()) != OPT_EOF) {
147 switch (o) {
148 case OPT_EOF:
149 case OPT_ERR:
150 opthelp:
151 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
152 goto end;
153 case OPT_HELP:
154 opt_help(pkcs12_options);
155 ret = 0;
156 goto end;
157 case OPT_NOKEYS:
158 options |= NOKEYS;
159 break;
160 case OPT_KEYEX:
161 keytype = KEY_EX;
162 break;
163 case OPT_KEYSIG:
164 keytype = KEY_SIG;
165 break;
166 case OPT_NOCERTS:
167 options |= NOCERTS;
168 break;
169 case OPT_CLCERTS:
170 options |= CLCERTS;
171 break;
172 case OPT_CACERTS:
173 options |= CACERTS;
174 break;
175 case OPT_NOOUT:
176 options |= (NOKEYS | NOCERTS);
177 break;
178 case OPT_INFO:
179 options |= INFO;
180 break;
181 case OPT_CHAIN:
182 chain = 1;
183 break;
184 case OPT_TWOPASS:
185 twopass = 1;
186 break;
187 case OPT_NOMACVER:
188 macver = 0;
189 break;
190 case OPT_DESCERT:
191 cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
192 break;
193 case OPT_EXPORT:
194 export_cert = 1;
195 break;
196 case OPT_CIPHER:
197 if (!opt_cipher(opt_unknown(), &enc))
198 goto opthelp;
199 break;
200 case OPT_NOITER:
201 iter = 1;
202 break;
203 case OPT_MACITER:
204 maciter = PKCS12_DEFAULT_ITER;
205 break;
206 case OPT_NOMACITER:
207 maciter = 1;
208 break;
209 case OPT_NOMAC:
210 maciter = -1;
211 break;
212 case OPT_MACALG:
213 macalg = opt_arg();
214 break;
215 case OPT_NODES:
216 enc = NULL;
217 break;
218 case OPT_CERTPBE:
219 if (!set_pbe(&cert_pbe, opt_arg()))
220 goto opthelp;
221 break;
222 case OPT_KEYPBE:
223 if (!set_pbe(&key_pbe, opt_arg()))
224 goto opthelp;
225 break;
226 case OPT_R_CASES:
227 if (!opt_rand(o))
228 goto end;
229 break;
230 case OPT_INKEY:
231 keyname = opt_arg();
232 break;
233 case OPT_CERTFILE:
234 certfile = opt_arg();
235 break;
236 case OPT_NAME:
237 name = opt_arg();
238 break;
239 case OPT_LMK:
240 add_lmk = 1;
241 break;
242 case OPT_CSP:
243 csp_name = opt_arg();
244 break;
245 case OPT_CANAME:
246 if (canames == NULL
247 && (canames = sk_OPENSSL_STRING_new_null()) == NULL)
248 goto end;
249 sk_OPENSSL_STRING_push(canames, opt_arg());
250 break;
251 case OPT_IN:
252 infile = opt_arg();
253 break;
254 case OPT_OUT:
255 outfile = opt_arg();
256 break;
257 case OPT_PASSIN:
258 passinarg = opt_arg();
259 break;
260 case OPT_PASSOUT:
261 passoutarg = opt_arg();
262 break;
263 case OPT_PASSWORD:
264 passarg = opt_arg();
265 break;
266 case OPT_CAPATH:
267 CApath = opt_arg();
268 break;
269 case OPT_CAFILE:
270 CAfile = opt_arg();
271 break;
272 case OPT_NOCAPATH:
273 noCApath = 1;
274 break;
275 case OPT_NOCAFILE:
276 noCAfile = 1;
277 break;
278 case OPT_ENGINE:
279 e = setup_engine(opt_arg(), 0);
280 break;
281 }
282 }
283 argc = opt_num_rest();
284 if (argc != 0)
285 goto opthelp;
286
287 private = 1;
288
289 if (passarg != NULL) {
290 if (export_cert)
291 passoutarg = passarg;
292 else
293 passinarg = passarg;
294 }
295
296 if (!app_passwd(passinarg, passoutarg, &passin, &passout)) {
297 BIO_printf(bio_err, "Error getting passwords\n");
298 goto end;
299 }
300
301 if (cpass == NULL) {
302 if (export_cert)
303 cpass = passout;
304 else
305 cpass = passin;
306 }
307
308 if (cpass != NULL) {
309 mpass = cpass;
310 noprompt = 1;
311 if (twopass) {
312 if (export_cert)
313 BIO_printf(bio_err, "Option -twopass cannot be used with -passout or -password\n");
314 else
315 BIO_printf(bio_err, "Option -twopass cannot be used with -passin or -password\n");
316 goto end;
317 }
318 } else {
319 cpass = pass;
320 mpass = macpass;
321 }
322
323 if (twopass) {
324 /* To avoid bit rot */
325 if (1) {
326 #ifndef OPENSSL_NO_UI_CONSOLE
327 if (EVP_read_pw_string(
328 macpass, sizeof(macpass), "Enter MAC Password:", export_cert)) {
329 BIO_printf(bio_err, "Can't read Password\n");
330 goto end;
331 }
332 } else {
333 #endif
334 BIO_printf(bio_err, "Unsupported option -twopass\n");
335 goto end;
336 }
337 }
338
339 if (export_cert) {
340 EVP_PKEY *key = NULL;
341 X509 *ucert = NULL, *x = NULL;
342 STACK_OF(X509) *certs = NULL;
343 const EVP_MD *macmd = NULL;
344 unsigned char *catmp = NULL;
345 int i;
346
347 if ((options & (NOCERTS | NOKEYS)) == (NOCERTS | NOKEYS)) {
348 BIO_printf(bio_err, "Nothing to do!\n");
349 goto export_end;
350 }
351
352 if (options & NOCERTS)
353 chain = 0;
354
355 if (!(options & NOKEYS)) {
356 key = load_key(keyname ? keyname : infile,
357 FORMAT_PEM, 1, passin, e, "private key");
358 if (key == NULL)
359 goto export_end;
360 }
361
362 /* Load in all certs in input file */
363 if (!(options & NOCERTS)) {
364 if (!load_certs(infile, &certs, FORMAT_PEM, NULL,
365 "certificates"))
366 goto export_end;
367
368 if (key != NULL) {
369 /* Look for matching private key */
370 for (i = 0; i < sk_X509_num(certs); i++) {
371 x = sk_X509_value(certs, i);
372 if (X509_check_private_key(x, key)) {
373 ucert = x;
374 /* Zero keyid and alias */
375 X509_keyid_set1(ucert, NULL, 0);
376 X509_alias_set1(ucert, NULL, 0);
377 /* Remove from list */
378 (void)sk_X509_delete(certs, i);
379 break;
380 }
381 }
382 if (ucert == NULL) {
383 BIO_printf(bio_err,
384 "No certificate matches private key\n");
385 goto export_end;
386 }
387 }
388
389 }
390
391 /* Add any more certificates asked for */
392 if (certfile != NULL) {
393 if (!load_certs(certfile, &certs, FORMAT_PEM, NULL,
394 "certificates from certfile"))
395 goto export_end;
396 }
397
398 /* If chaining get chain from user cert */
399 if (chain) {
400 int vret;
401 STACK_OF(X509) *chain2;
402 X509_STORE *store;
403 if ((store = setup_verify(CAfile, CApath, noCAfile, noCApath))
404 == NULL)
405 goto export_end;
406
407 vret = get_cert_chain(ucert, store, &chain2);
408 X509_STORE_free(store);
409
410 if (vret == X509_V_OK) {
411 /* Exclude verified certificate */
412 for (i = 1; i < sk_X509_num(chain2); i++)
413 sk_X509_push(certs, sk_X509_value(chain2, i));
414 /* Free first certificate */
415 X509_free(sk_X509_value(chain2, 0));
416 sk_X509_free(chain2);
417 } else {
418 if (vret != X509_V_ERR_UNSPECIFIED)
419 BIO_printf(bio_err, "Error %s getting chain.\n",
420 X509_verify_cert_error_string(vret));
421 else
422 ERR_print_errors(bio_err);
423 goto export_end;
424 }
425 }
426
427 /* Add any CA names */
428
429 for (i = 0; i < sk_OPENSSL_STRING_num(canames); i++) {
430 catmp = (unsigned char *)sk_OPENSSL_STRING_value(canames, i);
431 X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
432 }
433
434 if (csp_name != NULL && key != NULL)
435 EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
436 MBSTRING_ASC, (unsigned char *)csp_name,
437 -1);
438
439 if (add_lmk && key != NULL)
440 EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);
441
442 if (!noprompt) {
443 /* To avoid bit rot */
444 if (1) {
445 #ifndef OPENSSL_NO_UI_CONSOLE
446 if (EVP_read_pw_string(pass, sizeof(pass),
447 "Enter Export Password:", 1)) {
448 BIO_printf(bio_err, "Can't read Password\n");
449 goto export_end;
450 }
451 } else {
452 #endif
453 BIO_printf(bio_err, "Password required\n");
454 goto export_end;
455 }
456 }
457
458 if (!twopass)
459 OPENSSL_strlcpy(macpass, pass, sizeof(macpass));
460
461 p12 = PKCS12_create(cpass, name, key, ucert, certs,
462 key_pbe, cert_pbe, iter, -1, keytype);
463
464 if (!p12) {
465 ERR_print_errors(bio_err);
466 goto export_end;
467 }
468
469 if (macalg) {
470 if (!opt_md(macalg, &macmd))
471 goto opthelp;
472 }
473
474 if (maciter != -1)
475 PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, macmd);
476
477 assert(private);
478
479 out = bio_open_owner(outfile, FORMAT_PKCS12, private);
480 if (out == NULL)
481 goto end;
482
483 i2d_PKCS12_bio(out, p12);
484
485 ret = 0;
486
487 export_end:
488
489 EVP_PKEY_free(key);
490 sk_X509_pop_free(certs, X509_free);
491 X509_free(ucert);
492
493 goto end;
494
495 }
496
497 in = bio_open_default(infile, 'r', FORMAT_PKCS12);
498 if (in == NULL)
499 goto end;
500 out = bio_open_owner(outfile, FORMAT_PEM, private);
501 if (out == NULL)
502 goto end;
503
504 if ((p12 = d2i_PKCS12_bio(in, NULL)) == NULL) {
505 ERR_print_errors(bio_err);
506 goto end;
507 }
508
509 if (!noprompt) {
510 if (1) {
511 #ifndef OPENSSL_NO_UI_CONSOLE
512 if (EVP_read_pw_string(pass, sizeof(pass), "Enter Import Password:",
513 0)) {
514 BIO_printf(bio_err, "Can't read Password\n");
515 goto end;
516 }
517 } else {
518 #endif
519 BIO_printf(bio_err, "Password required\n");
520 goto end;
521 }
522 }
523
524 if (!twopass)
525 OPENSSL_strlcpy(macpass, pass, sizeof(macpass));
526
527 if ((options & INFO) && PKCS12_mac_present(p12)) {
528 const ASN1_INTEGER *tmaciter;
529 const X509_ALGOR *macalgid;
530 const ASN1_OBJECT *macobj;
531 const ASN1_OCTET_STRING *tmac;
532 const ASN1_OCTET_STRING *tsalt;
533
534 PKCS12_get0_mac(&tmac, &macalgid, &tsalt, &tmaciter, p12);
535 /* current hash algorithms do not use parameters so extract just name,
536 in future alg_print() may be needed */
537 X509_ALGOR_get0(&macobj, NULL, NULL, macalgid);
538 BIO_puts(bio_err, "MAC: ");
539 i2a_ASN1_OBJECT(bio_err, macobj);
540 BIO_printf(bio_err, ", Iteration %ld\n",
541 tmaciter != NULL ? ASN1_INTEGER_get(tmaciter) : 1L);
542 BIO_printf(bio_err, "MAC length: %ld, salt length: %ld\n",
543 tmac != NULL ? ASN1_STRING_length(tmac) : 0L,
544 tsalt != NULL ? ASN1_STRING_length(tsalt) : 0L);
545 }
546 if (macver) {
547 /* If we enter empty password try no password first */
548 if (!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
549 /* If mac and crypto pass the same set it to NULL too */
550 if (!twopass)
551 cpass = NULL;
552 } else if (!PKCS12_verify_mac(p12, mpass, -1)) {
553 /*
554 * May be UTF8 from previous version of OpenSSL:
555 * convert to a UTF8 form which will translate
556 * to the same Unicode password.
557 */
558 unsigned char *utmp;
559 int utmplen;
560 utmp = OPENSSL_asc2uni(mpass, -1, NULL, &utmplen);
561 if (utmp == NULL)
562 goto end;
563 badpass = OPENSSL_uni2utf8(utmp, utmplen);
564 OPENSSL_free(utmp);
565 if (!PKCS12_verify_mac(p12, badpass, -1)) {
566 BIO_printf(bio_err, "Mac verify error: invalid password?\n");
567 ERR_print_errors(bio_err);
568 goto end;
569 } else {
570 BIO_printf(bio_err, "Warning: using broken algorithm\n");
571 if (!twopass)
572 cpass = badpass;
573 }
574 }
575 }
576
577 assert(private);
578 if (!dump_certs_keys_p12(out, p12, cpass, -1, options, passout, enc)) {
579 BIO_printf(bio_err, "Error outputting keys and certificates\n");
580 ERR_print_errors(bio_err);
581 goto end;
582 }
583 ret = 0;
584 end:
585 PKCS12_free(p12);
586 release_engine(e);
587 BIO_free(in);
588 BIO_free_all(out);
589 sk_OPENSSL_STRING_free(canames);
590 OPENSSL_free(badpass);
591 OPENSSL_free(passin);
592 OPENSSL_free(passout);
593 return ret;
594 }
595
dump_certs_keys_p12(BIO * out,const PKCS12 * p12,const char * pass,int passlen,int options,char * pempass,const EVP_CIPHER * enc)596 int dump_certs_keys_p12(BIO *out, const PKCS12 *p12, const char *pass,
597 int passlen, int options, char *pempass,
598 const EVP_CIPHER *enc)
599 {
600 STACK_OF(PKCS7) *asafes = NULL;
601 STACK_OF(PKCS12_SAFEBAG) *bags;
602 int i, bagnid;
603 int ret = 0;
604 PKCS7 *p7;
605
606 if ((asafes = PKCS12_unpack_authsafes(p12)) == NULL)
607 return 0;
608 for (i = 0; i < sk_PKCS7_num(asafes); i++) {
609 p7 = sk_PKCS7_value(asafes, i);
610 bagnid = OBJ_obj2nid(p7->type);
611 if (bagnid == NID_pkcs7_data) {
612 bags = PKCS12_unpack_p7data(p7);
613 if (options & INFO)
614 BIO_printf(bio_err, "PKCS7 Data\n");
615 } else if (bagnid == NID_pkcs7_encrypted) {
616 if (options & INFO) {
617 BIO_printf(bio_err, "PKCS7 Encrypted data: ");
618 alg_print(p7->d.encrypted->enc_data->algorithm);
619 }
620 bags = PKCS12_unpack_p7encdata(p7, pass, passlen);
621 } else {
622 continue;
623 }
624 if (!bags)
625 goto err;
626 if (!dump_certs_pkeys_bags(out, bags, pass, passlen,
627 options, pempass, enc)) {
628 sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
629 goto err;
630 }
631 sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
632 bags = NULL;
633 }
634 ret = 1;
635
636 err:
637 sk_PKCS7_pop_free(asafes, PKCS7_free);
638 return ret;
639 }
640
dump_certs_pkeys_bags(BIO * out,const STACK_OF (PKCS12_SAFEBAG)* bags,const char * pass,int passlen,int options,char * pempass,const EVP_CIPHER * enc)641 int dump_certs_pkeys_bags(BIO *out, const STACK_OF(PKCS12_SAFEBAG) *bags,
642 const char *pass, int passlen, int options,
643 char *pempass, const EVP_CIPHER *enc)
644 {
645 int i;
646 for (i = 0; i < sk_PKCS12_SAFEBAG_num(bags); i++) {
647 if (!dump_certs_pkeys_bag(out,
648 sk_PKCS12_SAFEBAG_value(bags, i),
649 pass, passlen, options, pempass, enc))
650 return 0;
651 }
652 return 1;
653 }
654
dump_certs_pkeys_bag(BIO * out,const PKCS12_SAFEBAG * bag,const char * pass,int passlen,int options,char * pempass,const EVP_CIPHER * enc)655 int dump_certs_pkeys_bag(BIO *out, const PKCS12_SAFEBAG *bag,
656 const char *pass, int passlen, int options,
657 char *pempass, const EVP_CIPHER *enc)
658 {
659 EVP_PKEY *pkey;
660 PKCS8_PRIV_KEY_INFO *p8;
661 const PKCS8_PRIV_KEY_INFO *p8c;
662 X509 *x509;
663 const STACK_OF(X509_ATTRIBUTE) *attrs;
664 int ret = 0;
665
666 attrs = PKCS12_SAFEBAG_get0_attrs(bag);
667
668 switch (PKCS12_SAFEBAG_get_nid(bag)) {
669 case NID_keyBag:
670 if (options & INFO)
671 BIO_printf(bio_err, "Key bag\n");
672 if (options & NOKEYS)
673 return 1;
674 print_attribs(out, attrs, "Bag Attributes");
675 p8c = PKCS12_SAFEBAG_get0_p8inf(bag);
676 if ((pkey = EVP_PKCS82PKEY(p8c)) == NULL)
677 return 0;
678 print_attribs(out, PKCS8_pkey_get0_attrs(p8c), "Key Attributes");
679 ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
680 EVP_PKEY_free(pkey);
681 break;
682
683 case NID_pkcs8ShroudedKeyBag:
684 if (options & INFO) {
685 const X509_SIG *tp8;
686 const X509_ALGOR *tp8alg;
687
688 BIO_printf(bio_err, "Shrouded Keybag: ");
689 tp8 = PKCS12_SAFEBAG_get0_pkcs8(bag);
690 X509_SIG_get0(tp8, &tp8alg, NULL);
691 alg_print(tp8alg);
692 }
693 if (options & NOKEYS)
694 return 1;
695 print_attribs(out, attrs, "Bag Attributes");
696 if ((p8 = PKCS12_decrypt_skey(bag, pass, passlen)) == NULL)
697 return 0;
698 if ((pkey = EVP_PKCS82PKEY(p8)) == NULL) {
699 PKCS8_PRIV_KEY_INFO_free(p8);
700 return 0;
701 }
702 print_attribs(out, PKCS8_pkey_get0_attrs(p8), "Key Attributes");
703 PKCS8_PRIV_KEY_INFO_free(p8);
704 ret = PEM_write_bio_PrivateKey(out, pkey, enc, NULL, 0, NULL, pempass);
705 EVP_PKEY_free(pkey);
706 break;
707
708 case NID_certBag:
709 if (options & INFO)
710 BIO_printf(bio_err, "Certificate bag\n");
711 if (options & NOCERTS)
712 return 1;
713 if (PKCS12_SAFEBAG_get0_attr(bag, NID_localKeyID)) {
714 if (options & CACERTS)
715 return 1;
716 } else if (options & CLCERTS)
717 return 1;
718 print_attribs(out, attrs, "Bag Attributes");
719 if (PKCS12_SAFEBAG_get_bag_nid(bag) != NID_x509Certificate)
720 return 1;
721 if ((x509 = PKCS12_SAFEBAG_get1_cert(bag)) == NULL)
722 return 0;
723 dump_cert_text(out, x509);
724 ret = PEM_write_bio_X509(out, x509);
725 X509_free(x509);
726 break;
727
728 case NID_safeContentsBag:
729 if (options & INFO)
730 BIO_printf(bio_err, "Safe Contents bag\n");
731 print_attribs(out, attrs, "Bag Attributes");
732 return dump_certs_pkeys_bags(out, PKCS12_SAFEBAG_get0_safes(bag),
733 pass, passlen, options, pempass, enc);
734
735 default:
736 BIO_printf(bio_err, "Warning unsupported bag type: ");
737 i2a_ASN1_OBJECT(bio_err, PKCS12_SAFEBAG_get0_type(bag));
738 BIO_printf(bio_err, "\n");
739 return 1;
740 }
741 return ret;
742 }
743
744 /* Given a single certificate return a verified chain or NULL if error */
745
get_cert_chain(X509 * cert,X509_STORE * store,STACK_OF (X509)** chain)746 static int get_cert_chain(X509 *cert, X509_STORE *store,
747 STACK_OF(X509) **chain)
748 {
749 X509_STORE_CTX *store_ctx = NULL;
750 STACK_OF(X509) *chn = NULL;
751 int i = 0;
752
753 store_ctx = X509_STORE_CTX_new();
754 if (store_ctx == NULL) {
755 i = X509_V_ERR_UNSPECIFIED;
756 goto end;
757 }
758 if (!X509_STORE_CTX_init(store_ctx, store, cert, NULL)) {
759 i = X509_V_ERR_UNSPECIFIED;
760 goto end;
761 }
762
763
764 if (X509_verify_cert(store_ctx) > 0)
765 chn = X509_STORE_CTX_get1_chain(store_ctx);
766 else if ((i = X509_STORE_CTX_get_error(store_ctx)) == 0)
767 i = X509_V_ERR_UNSPECIFIED;
768
769 end:
770 X509_STORE_CTX_free(store_ctx);
771 *chain = chn;
772 return i;
773 }
774
alg_print(const X509_ALGOR * alg)775 static int alg_print(const X509_ALGOR *alg)
776 {
777 int pbenid, aparamtype;
778 const ASN1_OBJECT *aoid;
779 const void *aparam;
780 PBEPARAM *pbe = NULL;
781
782 X509_ALGOR_get0(&aoid, &aparamtype, &aparam, alg);
783
784 pbenid = OBJ_obj2nid(aoid);
785
786 BIO_printf(bio_err, "%s", OBJ_nid2ln(pbenid));
787
788 /*
789 * If PBE algorithm is PBES2 decode algorithm parameters
790 * for additional details.
791 */
792 if (pbenid == NID_pbes2) {
793 PBE2PARAM *pbe2 = NULL;
794 int encnid;
795 if (aparamtype == V_ASN1_SEQUENCE)
796 pbe2 = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBE2PARAM));
797 if (pbe2 == NULL) {
798 BIO_puts(bio_err, ", <unsupported parameters>");
799 goto done;
800 }
801 X509_ALGOR_get0(&aoid, &aparamtype, &aparam, pbe2->keyfunc);
802 pbenid = OBJ_obj2nid(aoid);
803 X509_ALGOR_get0(&aoid, NULL, NULL, pbe2->encryption);
804 encnid = OBJ_obj2nid(aoid);
805 BIO_printf(bio_err, ", %s, %s", OBJ_nid2ln(pbenid),
806 OBJ_nid2sn(encnid));
807 /* If KDF is PBKDF2 decode parameters */
808 if (pbenid == NID_id_pbkdf2) {
809 PBKDF2PARAM *kdf = NULL;
810 int prfnid;
811 if (aparamtype == V_ASN1_SEQUENCE)
812 kdf = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBKDF2PARAM));
813 if (kdf == NULL) {
814 BIO_puts(bio_err, ", <unsupported parameters>");
815 goto done;
816 }
817
818 if (kdf->prf == NULL) {
819 prfnid = NID_hmacWithSHA1;
820 } else {
821 X509_ALGOR_get0(&aoid, NULL, NULL, kdf->prf);
822 prfnid = OBJ_obj2nid(aoid);
823 }
824 BIO_printf(bio_err, ", Iteration %ld, PRF %s",
825 ASN1_INTEGER_get(kdf->iter), OBJ_nid2sn(prfnid));
826 PBKDF2PARAM_free(kdf);
827 #ifndef OPENSSL_NO_SCRYPT
828 } else if (pbenid == NID_id_scrypt) {
829 SCRYPT_PARAMS *kdf = NULL;
830
831 if (aparamtype == V_ASN1_SEQUENCE)
832 kdf = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(SCRYPT_PARAMS));
833 if (kdf == NULL) {
834 BIO_puts(bio_err, ", <unsupported parameters>");
835 goto done;
836 }
837 BIO_printf(bio_err, ", Salt length: %d, Cost(N): %ld, "
838 "Block size(r): %ld, Parallelism(p): %ld",
839 ASN1_STRING_length(kdf->salt),
840 ASN1_INTEGER_get(kdf->costParameter),
841 ASN1_INTEGER_get(kdf->blockSize),
842 ASN1_INTEGER_get(kdf->parallelizationParameter));
843 SCRYPT_PARAMS_free(kdf);
844 #endif
845 }
846 PBE2PARAM_free(pbe2);
847 } else {
848 if (aparamtype == V_ASN1_SEQUENCE)
849 pbe = ASN1_item_unpack(aparam, ASN1_ITEM_rptr(PBEPARAM));
850 if (pbe == NULL) {
851 BIO_puts(bio_err, ", <unsupported parameters>");
852 goto done;
853 }
854 BIO_printf(bio_err, ", Iteration %ld", ASN1_INTEGER_get(pbe->iter));
855 PBEPARAM_free(pbe);
856 }
857 done:
858 BIO_puts(bio_err, "\n");
859 return 1;
860 }
861
862 /* Load all certificates from a given file */
863
cert_load(BIO * in,STACK_OF (X509)* sk)864 int cert_load(BIO *in, STACK_OF(X509) *sk)
865 {
866 int ret;
867 X509 *cert;
868 ret = 0;
869 while ((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
870 ret = 1;
871 sk_X509_push(sk, cert);
872 }
873 if (ret)
874 ERR_clear_error();
875 return ret;
876 }
877
878 /* Generalised x509 attribute value print */
879
print_attribute(BIO * out,const ASN1_TYPE * av)880 void print_attribute(BIO *out, const ASN1_TYPE *av)
881 {
882 char *value;
883
884 switch (av->type) {
885 case V_ASN1_BMPSTRING:
886 value = OPENSSL_uni2asc(av->value.bmpstring->data,
887 av->value.bmpstring->length);
888 BIO_printf(out, "%s\n", value);
889 OPENSSL_free(value);
890 break;
891
892 case V_ASN1_OCTET_STRING:
893 hex_prin(out, av->value.octet_string->data,
894 av->value.octet_string->length);
895 BIO_printf(out, "\n");
896 break;
897
898 case V_ASN1_BIT_STRING:
899 hex_prin(out, av->value.bit_string->data,
900 av->value.bit_string->length);
901 BIO_printf(out, "\n");
902 break;
903
904 default:
905 BIO_printf(out, "<Unsupported tag %d>\n", av->type);
906 break;
907 }
908 }
909
910 /* Generalised attribute print: handle PKCS#8 and bag attributes */
911
print_attribs(BIO * out,const STACK_OF (X509_ATTRIBUTE)* attrlst,const char * name)912 int print_attribs(BIO *out, const STACK_OF(X509_ATTRIBUTE) *attrlst,
913 const char *name)
914 {
915 X509_ATTRIBUTE *attr;
916 ASN1_TYPE *av;
917 int i, j, attr_nid;
918 if (!attrlst) {
919 BIO_printf(out, "%s: <No Attributes>\n", name);
920 return 1;
921 }
922 if (!sk_X509_ATTRIBUTE_num(attrlst)) {
923 BIO_printf(out, "%s: <Empty Attributes>\n", name);
924 return 1;
925 }
926 BIO_printf(out, "%s\n", name);
927 for (i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
928 ASN1_OBJECT *attr_obj;
929 attr = sk_X509_ATTRIBUTE_value(attrlst, i);
930 attr_obj = X509_ATTRIBUTE_get0_object(attr);
931 attr_nid = OBJ_obj2nid(attr_obj);
932 BIO_printf(out, " ");
933 if (attr_nid == NID_undef) {
934 i2a_ASN1_OBJECT(out, attr_obj);
935 BIO_printf(out, ": ");
936 } else {
937 BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
938 }
939
940 if (X509_ATTRIBUTE_count(attr)) {
941 for (j = 0; j < X509_ATTRIBUTE_count(attr); j++)
942 {
943 av = X509_ATTRIBUTE_get0_type(attr, j);
944 print_attribute(out, av);
945 }
946 } else {
947 BIO_printf(out, "<No Values>\n");
948 }
949 }
950 return 1;
951 }
952
hex_prin(BIO * out,unsigned char * buf,int len)953 void hex_prin(BIO *out, unsigned char *buf, int len)
954 {
955 int i;
956 for (i = 0; i < len; i++)
957 BIO_printf(out, "%02X ", buf[i]);
958 }
959
set_pbe(int * ppbe,const char * str)960 static int set_pbe(int *ppbe, const char *str)
961 {
962 if (!str)
963 return 0;
964 if (strcmp(str, "NONE") == 0) {
965 *ppbe = -1;
966 return 1;
967 }
968 *ppbe = OBJ_txt2nid(str);
969 if (*ppbe == NID_undef) {
970 BIO_printf(bio_err, "Unknown PBE algorithm %s\n", str);
971 return 0;
972 }
973 return 1;
974 }
975