xref: /freebsd/crypto/openssl/apps/pkcs12.c (revision aa64588d28258aef88cc33b8043112e8856948d0)
1 /* pkcs12.c */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
3  * project.
4  */
5 /* ====================================================================
6  * Copyright (c) 1999-2006 The OpenSSL Project.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  *
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  *
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in
17  *    the documentation and/or other materials provided with the
18  *    distribution.
19  *
20  * 3. All advertising materials mentioning features or use of this
21  *    software must display the following acknowledgment:
22  *    "This product includes software developed by the OpenSSL Project
23  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
24  *
25  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26  *    endorse or promote products derived from this software without
27  *    prior written permission. For written permission, please contact
28  *    licensing@OpenSSL.org.
29  *
30  * 5. Products derived from this software may not be called "OpenSSL"
31  *    nor may "OpenSSL" appear in their names without prior written
32  *    permission of the OpenSSL Project.
33  *
34  * 6. Redistributions of any form whatsoever must retain the following
35  *    acknowledgment:
36  *    "This product includes software developed by the OpenSSL Project
37  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
38  *
39  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
43  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50  * OF THE POSSIBILITY OF SUCH DAMAGE.
51  * ====================================================================
52  *
53  * This product includes cryptographic software written by Eric Young
54  * (eay@cryptsoft.com).  This product includes software written by Tim
55  * Hudson (tjh@cryptsoft.com).
56  *
57  */
58 
59 #include <openssl/opensslconf.h>
60 #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1)
61 
62 #include <stdio.h>
63 #include <stdlib.h>
64 #include <string.h>
65 #include "apps.h"
66 #include <openssl/crypto.h>
67 #include <openssl/err.h>
68 #include <openssl/pem.h>
69 #include <openssl/pkcs12.h>
70 
71 #ifdef OPENSSL_SYS_NETWARE
72 /* Rename these functions to avoid name clashes on NetWare OS */
73 #define uni2asc OPENSSL_uni2asc
74 #define asc2uni OPENSSL_asc2uni
75 #endif
76 
77 #define PROG pkcs12_main
78 
79 const EVP_CIPHER *enc;
80 
81 
82 #define NOKEYS		0x1
83 #define NOCERTS 	0x2
84 #define INFO		0x4
85 #define CLCERTS		0x8
86 #define CACERTS		0x10
87 
88 int get_cert_chain (X509 *cert, X509_STORE *store, STACK_OF(X509) **chain);
89 int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options, char *pempass);
90 int dump_certs_pkeys_bags(BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags, char *pass,
91 			  int passlen, int options, char *pempass);
92 int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass, int passlen, int options, char *pempass);
93 int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,const char *name);
94 void hex_prin(BIO *out, unsigned char *buf, int len);
95 int alg_print(BIO *x, X509_ALGOR *alg);
96 int cert_load(BIO *in, STACK_OF(X509) *sk);
97 
98 int MAIN(int, char **);
99 
100 int MAIN(int argc, char **argv)
101 {
102     ENGINE *e = NULL;
103     char *infile=NULL, *outfile=NULL, *keyname = NULL;
104     char *certfile=NULL;
105     BIO *in=NULL, *out = NULL;
106     char **args;
107     char *name = NULL;
108     char *csp_name = NULL;
109     int add_lmk = 0;
110     PKCS12 *p12 = NULL;
111     char pass[50], macpass[50];
112     int export_cert = 0;
113     int options = 0;
114     int chain = 0;
115     int badarg = 0;
116     int iter = PKCS12_DEFAULT_ITER;
117     int maciter = PKCS12_DEFAULT_ITER;
118     int twopass = 0;
119     int keytype = 0;
120     int cert_pbe;
121     int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
122     int ret = 1;
123     int macver = 1;
124     int noprompt = 0;
125     STACK *canames = NULL;
126     char *cpass = NULL, *mpass = NULL;
127     char *passargin = NULL, *passargout = NULL, *passarg = NULL;
128     char *passin = NULL, *passout = NULL;
129     char *inrand = NULL;
130     char *CApath = NULL, *CAfile = NULL;
131 #ifndef OPENSSL_NO_ENGINE
132     char *engine=NULL;
133 #endif
134 
135     apps_startup();
136 
137 #ifdef OPENSSL_FIPS
138     if (FIPS_mode())
139 	cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
140     else
141 #endif
142     cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
143 
144     enc = EVP_des_ede3_cbc();
145     if (bio_err == NULL ) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
146 
147 	if (!load_config(bio_err, NULL))
148 		goto end;
149 
150     args = argv + 1;
151 
152 
153     while (*args) {
154 	if (*args[0] == '-') {
155 		if (!strcmp (*args, "-nokeys")) options |= NOKEYS;
156 		else if (!strcmp (*args, "-keyex")) keytype = KEY_EX;
157 		else if (!strcmp (*args, "-keysig")) keytype = KEY_SIG;
158 		else if (!strcmp (*args, "-nocerts")) options |= NOCERTS;
159 		else if (!strcmp (*args, "-clcerts")) options |= CLCERTS;
160 		else if (!strcmp (*args, "-cacerts")) options |= CACERTS;
161 		else if (!strcmp (*args, "-noout")) options |= (NOKEYS|NOCERTS);
162 		else if (!strcmp (*args, "-info")) options |= INFO;
163 		else if (!strcmp (*args, "-chain")) chain = 1;
164 		else if (!strcmp (*args, "-twopass")) twopass = 1;
165 		else if (!strcmp (*args, "-nomacver")) macver = 0;
166 		else if (!strcmp (*args, "-descert"))
167     			cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
168 		else if (!strcmp (*args, "-export")) export_cert = 1;
169 		else if (!strcmp (*args, "-des")) enc=EVP_des_cbc();
170 		else if (!strcmp (*args, "-des3")) enc = EVP_des_ede3_cbc();
171 #ifndef OPENSSL_NO_IDEA
172 		else if (!strcmp (*args, "-idea")) enc=EVP_idea_cbc();
173 #endif
174 #ifndef OPENSSL_NO_SEED
175 		else if (!strcmp(*args, "-seed")) enc=EVP_seed_cbc();
176 #endif
177 #ifndef OPENSSL_NO_AES
178 		else if (!strcmp(*args,"-aes128")) enc=EVP_aes_128_cbc();
179 		else if (!strcmp(*args,"-aes192")) enc=EVP_aes_192_cbc();
180 		else if (!strcmp(*args,"-aes256")) enc=EVP_aes_256_cbc();
181 #endif
182 #ifndef OPENSSL_NO_CAMELLIA
183 		else if (!strcmp(*args,"-camellia128")) enc=EVP_camellia_128_cbc();
184 		else if (!strcmp(*args,"-camellia192")) enc=EVP_camellia_192_cbc();
185 		else if (!strcmp(*args,"-camellia256")) enc=EVP_camellia_256_cbc();
186 #endif
187 		else if (!strcmp (*args, "-noiter")) iter = 1;
188 		else if (!strcmp (*args, "-maciter"))
189 					 maciter = PKCS12_DEFAULT_ITER;
190 		else if (!strcmp (*args, "-nomaciter"))
191 					 maciter = 1;
192 		else if (!strcmp (*args, "-nomac"))
193 					 maciter = -1;
194 		else if (!strcmp (*args, "-nodes")) enc=NULL;
195 		else if (!strcmp (*args, "-certpbe")) {
196 			if (args[1]) {
197 				args++;
198 				if (!strcmp(*args, "NONE"))
199 					cert_pbe = -1;
200 				else
201 					cert_pbe=OBJ_txt2nid(*args);
202 				if(cert_pbe == NID_undef) {
203 					BIO_printf(bio_err,
204 						 "Unknown PBE algorithm %s\n", *args);
205 					badarg = 1;
206 				}
207 			} else badarg = 1;
208 		} else if (!strcmp (*args, "-keypbe")) {
209 			if (args[1]) {
210 				args++;
211 				if (!strcmp(*args, "NONE"))
212 					key_pbe = -1;
213 				else
214 					key_pbe=OBJ_txt2nid(*args);
215 				if(key_pbe == NID_undef) {
216 					BIO_printf(bio_err,
217 						 "Unknown PBE algorithm %s\n", *args);
218 					badarg = 1;
219 				}
220 			} else badarg = 1;
221 		} else if (!strcmp (*args, "-rand")) {
222 		    if (args[1]) {
223 			args++;
224 			inrand = *args;
225 		    } else badarg = 1;
226 		} else if (!strcmp (*args, "-inkey")) {
227 		    if (args[1]) {
228 			args++;
229 			keyname = *args;
230 		    } else badarg = 1;
231 		} else if (!strcmp (*args, "-certfile")) {
232 		    if (args[1]) {
233 			args++;
234 			certfile = *args;
235 		    } else badarg = 1;
236 		} else if (!strcmp (*args, "-name")) {
237 		    if (args[1]) {
238 			args++;
239 			name = *args;
240 		    } else badarg = 1;
241 		} else if (!strcmp (*args, "-LMK"))
242 			add_lmk = 1;
243 		else if (!strcmp (*args, "-CSP")) {
244 		    if (args[1]) {
245 			args++;
246 			csp_name = *args;
247 		    } else badarg = 1;
248 		} else if (!strcmp (*args, "-caname")) {
249 		    if (args[1]) {
250 			args++;
251 			if (!canames) canames = sk_new_null();
252 			sk_push(canames, *args);
253 		    } else badarg = 1;
254 		} else if (!strcmp (*args, "-in")) {
255 		    if (args[1]) {
256 			args++;
257 			infile = *args;
258 		    } else badarg = 1;
259 		} else if (!strcmp (*args, "-out")) {
260 		    if (args[1]) {
261 			args++;
262 			outfile = *args;
263 		    } else badarg = 1;
264 		} else if (!strcmp(*args,"-passin")) {
265 		    if (args[1]) {
266 			args++;
267 			passargin = *args;
268 		    } else badarg = 1;
269 		} else if (!strcmp(*args,"-passout")) {
270 		    if (args[1]) {
271 			args++;
272 			passargout = *args;
273 		    } else badarg = 1;
274 		} else if (!strcmp (*args, "-password")) {
275 		    if (args[1]) {
276 			args++;
277 			passarg = *args;
278 		    	noprompt = 1;
279 		    } else badarg = 1;
280 		} else if (!strcmp(*args,"-CApath")) {
281 		    if (args[1]) {
282 			args++;
283 			CApath = *args;
284 		    } else badarg = 1;
285 		} else if (!strcmp(*args,"-CAfile")) {
286 		    if (args[1]) {
287 			args++;
288 			CAfile = *args;
289 		    } else badarg = 1;
290 #ifndef OPENSSL_NO_ENGINE
291 		} else if (!strcmp(*args,"-engine")) {
292 		    if (args[1]) {
293 			args++;
294 			engine = *args;
295 		    } else badarg = 1;
296 #endif
297 		} else badarg = 1;
298 
299 	} else badarg = 1;
300 	args++;
301     }
302 
303     if (badarg) {
304 	BIO_printf (bio_err, "Usage: pkcs12 [options]\n");
305 	BIO_printf (bio_err, "where options are\n");
306 	BIO_printf (bio_err, "-export       output PKCS12 file\n");
307 	BIO_printf (bio_err, "-chain        add certificate chain\n");
308 	BIO_printf (bio_err, "-inkey file   private key if not infile\n");
309 	BIO_printf (bio_err, "-certfile f   add all certs in f\n");
310 	BIO_printf (bio_err, "-CApath arg   - PEM format directory of CA's\n");
311 	BIO_printf (bio_err, "-CAfile arg   - PEM format file of CA's\n");
312 	BIO_printf (bio_err, "-name \"name\"  use name as friendly name\n");
313 	BIO_printf (bio_err, "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
314 	BIO_printf (bio_err, "-in  infile   input filename\n");
315 	BIO_printf (bio_err, "-out outfile  output filename\n");
316 	BIO_printf (bio_err, "-noout        don't output anything, just verify.\n");
317 	BIO_printf (bio_err, "-nomacver     don't verify MAC.\n");
318 	BIO_printf (bio_err, "-nocerts      don't output certificates.\n");
319 	BIO_printf (bio_err, "-clcerts      only output client certificates.\n");
320 	BIO_printf (bio_err, "-cacerts      only output CA certificates.\n");
321 	BIO_printf (bio_err, "-nokeys       don't output private keys.\n");
322 	BIO_printf (bio_err, "-info         give info about PKCS#12 structure.\n");
323 	BIO_printf (bio_err, "-des          encrypt private keys with DES\n");
324 	BIO_printf (bio_err, "-des3         encrypt private keys with triple DES (default)\n");
325 #ifndef OPENSSL_NO_IDEA
326 	BIO_printf (bio_err, "-idea         encrypt private keys with idea\n");
327 #endif
328 #ifndef OPENSSL_NO_SEED
329 	BIO_printf (bio_err, "-seed         encrypt private keys with seed\n");
330 #endif
331 #ifndef OPENSSL_NO_AES
332 	BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
333 	BIO_printf (bio_err, "              encrypt PEM output with cbc aes\n");
334 #endif
335 #ifndef OPENSSL_NO_CAMELLIA
336 	BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
337 	BIO_printf (bio_err, "              encrypt PEM output with cbc camellia\n");
338 #endif
339 	BIO_printf (bio_err, "-nodes        don't encrypt private keys\n");
340 	BIO_printf (bio_err, "-noiter       don't use encryption iteration\n");
341 	BIO_printf (bio_err, "-maciter      use MAC iteration\n");
342 	BIO_printf (bio_err, "-twopass      separate MAC, encryption passwords\n");
343 	BIO_printf (bio_err, "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
344 	BIO_printf (bio_err, "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
345 	BIO_printf (bio_err, "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
346 	BIO_printf (bio_err, "-keyex        set MS key exchange type\n");
347 	BIO_printf (bio_err, "-keysig       set MS key signature type\n");
348 	BIO_printf (bio_err, "-password p   set import/export password source\n");
349 	BIO_printf (bio_err, "-passin p     input file pass phrase source\n");
350 	BIO_printf (bio_err, "-passout p    output file pass phrase source\n");
351 #ifndef OPENSSL_NO_ENGINE
352 	BIO_printf (bio_err, "-engine e     use engine e, possibly a hardware device.\n");
353 #endif
354 	BIO_printf(bio_err,  "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
355 	BIO_printf(bio_err,  "              load the file (or the files in the directory) into\n");
356 	BIO_printf(bio_err,  "              the random number generator\n");
357   	BIO_printf(bio_err,  "-CSP name     Microsoft CSP name\n");
358  	BIO_printf(bio_err,  "-LMK          Add local machine keyset attribute to private key\n");
359     	goto end;
360     }
361 
362 #ifndef OPENSSL_NO_ENGINE
363     e = setup_engine(bio_err, engine, 0);
364 #endif
365 
366     if(passarg) {
367 	if(export_cert) passargout = passarg;
368 	else passargin = passarg;
369     }
370 
371     if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
372 	BIO_printf(bio_err, "Error getting passwords\n");
373 	goto end;
374     }
375 
376     if(!cpass) {
377     	if(export_cert) cpass = passout;
378     	else cpass = passin;
379     }
380 
381     if(cpass) {
382 	mpass = cpass;
383 	noprompt = 1;
384     } else {
385 	cpass = pass;
386 	mpass = macpass;
387     }
388 
389     if(export_cert || inrand) {
390     	app_RAND_load_file(NULL, bio_err, (inrand != NULL));
391         if (inrand != NULL)
392 		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
393 			app_RAND_load_files(inrand));
394     }
395     ERR_load_crypto_strings();
396 
397 #ifdef CRYPTO_MDEBUG
398     CRYPTO_push_info("read files");
399 #endif
400 
401     if (!infile) in = BIO_new_fp(stdin, BIO_NOCLOSE);
402     else in = BIO_new_file(infile, "rb");
403     if (!in) {
404 	    BIO_printf(bio_err, "Error opening input file %s\n",
405 						infile ? infile : "<stdin>");
406 	    perror (infile);
407 	    goto end;
408    }
409 
410 #ifdef CRYPTO_MDEBUG
411     CRYPTO_pop_info();
412     CRYPTO_push_info("write files");
413 #endif
414 
415     if (!outfile) {
416 	out = BIO_new_fp(stdout, BIO_NOCLOSE);
417 #ifdef OPENSSL_SYS_VMS
418 	{
419 	    BIO *tmpbio = BIO_new(BIO_f_linebuffer());
420 	    out = BIO_push(tmpbio, out);
421 	}
422 #endif
423     } else out = BIO_new_file(outfile, "wb");
424     if (!out) {
425 	BIO_printf(bio_err, "Error opening output file %s\n",
426 						outfile ? outfile : "<stdout>");
427 	perror (outfile);
428 	goto end;
429     }
430     if (twopass) {
431 #ifdef CRYPTO_MDEBUG
432     CRYPTO_push_info("read MAC password");
433 #endif
434 	if(EVP_read_pw_string (macpass, sizeof macpass, "Enter MAC Password:", export_cert))
435 	{
436     	    BIO_printf (bio_err, "Can't read Password\n");
437     	    goto end;
438        	}
439 #ifdef CRYPTO_MDEBUG
440     CRYPTO_pop_info();
441 #endif
442     }
443 
444     if (export_cert) {
445 	EVP_PKEY *key = NULL;
446 	X509 *ucert = NULL, *x = NULL;
447 	STACK_OF(X509) *certs=NULL;
448 	unsigned char *catmp = NULL;
449 	int i;
450 
451 	if ((options & (NOCERTS|NOKEYS)) == (NOCERTS|NOKEYS))
452 		{
453 		BIO_printf(bio_err, "Nothing to do!\n");
454 		goto export_end;
455 		}
456 
457 	if (options & NOCERTS)
458 		chain = 0;
459 
460 #ifdef CRYPTO_MDEBUG
461 	CRYPTO_push_info("process -export_cert");
462 	CRYPTO_push_info("reading private key");
463 #endif
464 	if (!(options & NOKEYS))
465 		{
466 		key = load_key(bio_err, keyname ? keyname : infile,
467 				FORMAT_PEM, 1, passin, e, "private key");
468 		if (!key)
469 			goto export_end;
470 		}
471 
472 #ifdef CRYPTO_MDEBUG
473 	CRYPTO_pop_info();
474 	CRYPTO_push_info("reading certs from input");
475 #endif
476 
477 	/* Load in all certs in input file */
478 	if(!(options & NOCERTS))
479 		{
480 		certs = load_certs(bio_err, infile, FORMAT_PEM, NULL, e,
481 							"certificates");
482 		if (!certs)
483 			goto export_end;
484 
485 		if (key)
486 			{
487 			/* Look for matching private key */
488 			for(i = 0; i < sk_X509_num(certs); i++)
489 				{
490 				x = sk_X509_value(certs, i);
491 				if(X509_check_private_key(x, key))
492 					{
493 					ucert = x;
494 					/* Zero keyid and alias */
495 					X509_keyid_set1(ucert, NULL, 0);
496 					X509_alias_set1(ucert, NULL, 0);
497 					/* Remove from list */
498 					(void)sk_X509_delete(certs, i);
499 					break;
500 					}
501 				}
502 			if (!ucert)
503 				{
504 				BIO_printf(bio_err, "No certificate matches private key\n");
505 				goto export_end;
506 				}
507 			}
508 
509 		}
510 
511 #ifdef CRYPTO_MDEBUG
512 	CRYPTO_pop_info();
513 	CRYPTO_push_info("reading certs from input 2");
514 #endif
515 
516 	/* Add any more certificates asked for */
517 	if(certfile)
518 		{
519 		STACK_OF(X509) *morecerts=NULL;
520 		if(!(morecerts = load_certs(bio_err, certfile, FORMAT_PEM,
521 					    NULL, e,
522 					    "certificates from certfile")))
523 			goto export_end;
524 		while(sk_X509_num(morecerts) > 0)
525 			sk_X509_push(certs, sk_X509_shift(morecerts));
526 		sk_X509_free(morecerts);
527  		}
528 
529 #ifdef CRYPTO_MDEBUG
530 	CRYPTO_pop_info();
531 	CRYPTO_push_info("reading certs from certfile");
532 #endif
533 
534 #ifdef CRYPTO_MDEBUG
535 	CRYPTO_pop_info();
536 	CRYPTO_push_info("building chain");
537 #endif
538 
539 	/* If chaining get chain from user cert */
540 	if (chain) {
541         	int vret;
542 		STACK_OF(X509) *chain2;
543 		X509_STORE *store = X509_STORE_new();
544 		if (!store)
545 			{
546 			BIO_printf (bio_err, "Memory allocation error\n");
547 			goto export_end;
548 			}
549 		if (!X509_STORE_load_locations(store, CAfile, CApath))
550 			X509_STORE_set_default_paths (store);
551 
552 		vret = get_cert_chain (ucert, store, &chain2);
553 		X509_STORE_free(store);
554 
555 		if (!vret) {
556 		    /* Exclude verified certificate */
557 		    for (i = 1; i < sk_X509_num (chain2) ; i++)
558 			sk_X509_push(certs, sk_X509_value (chain2, i));
559 		    /* Free first certificate */
560 		    X509_free(sk_X509_value(chain2, 0));
561 		    sk_X509_free(chain2);
562 		} else {
563 			if (vret >= 0)
564 				BIO_printf (bio_err, "Error %s getting chain.\n",
565 					X509_verify_cert_error_string(vret));
566 			else
567 				ERR_print_errors(bio_err);
568 			goto export_end;
569 		}
570     	}
571 
572 	/* Add any CA names */
573 
574 	for (i = 0; i < sk_num(canames); i++)
575 		{
576 		catmp = (unsigned char *)sk_value(canames, i);
577 		X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
578 		}
579 
580 	if (csp_name && key)
581 		EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
582 				MBSTRING_ASC, (unsigned char *)csp_name, -1);
583 
584 	if (add_lmk && key)
585 		EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);
586 
587 #ifdef CRYPTO_MDEBUG
588 	CRYPTO_pop_info();
589 	CRYPTO_push_info("reading password");
590 #endif
591 
592 	if(!noprompt &&
593 		EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:", 1))
594 		{
595 	    	BIO_printf (bio_err, "Can't read Password\n");
596 	    	goto export_end;
597         	}
598 	if (!twopass) BUF_strlcpy(macpass, pass, sizeof macpass);
599 
600 #ifdef CRYPTO_MDEBUG
601 	CRYPTO_pop_info();
602 	CRYPTO_push_info("creating PKCS#12 structure");
603 #endif
604 
605 	p12 = PKCS12_create(cpass, name, key, ucert, certs,
606 				key_pbe, cert_pbe, iter, -1, keytype);
607 
608 	if (!p12)
609 		{
610 	    	ERR_print_errors (bio_err);
611 		goto export_end;
612 		}
613 
614 	if (maciter != -1)
615 		PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, NULL);
616 
617 #ifdef CRYPTO_MDEBUG
618 	CRYPTO_pop_info();
619 	CRYPTO_push_info("writing pkcs12");
620 #endif
621 
622 	i2d_PKCS12_bio(out, p12);
623 
624 	ret = 0;
625 
626     export_end:
627 #ifdef CRYPTO_MDEBUG
628 	CRYPTO_pop_info();
629 	CRYPTO_pop_info();
630 	CRYPTO_push_info("process -export_cert: freeing");
631 #endif
632 
633 	if (key) EVP_PKEY_free(key);
634 	if (certs) sk_X509_pop_free(certs, X509_free);
635 	if (ucert) X509_free(ucert);
636 
637 #ifdef CRYPTO_MDEBUG
638 	CRYPTO_pop_info();
639 #endif
640 	goto end;
641 
642     }
643 
644     if (!(p12 = d2i_PKCS12_bio (in, NULL))) {
645 	ERR_print_errors(bio_err);
646 	goto end;
647     }
648 
649 #ifdef CRYPTO_MDEBUG
650     CRYPTO_push_info("read import password");
651 #endif
652     if(!noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:", 0)) {
653 	BIO_printf (bio_err, "Can't read Password\n");
654 	goto end;
655     }
656 #ifdef CRYPTO_MDEBUG
657     CRYPTO_pop_info();
658 #endif
659 
660     if (!twopass) BUF_strlcpy(macpass, pass, sizeof macpass);
661 
662     if (options & INFO) BIO_printf (bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get (p12->mac->iter) : 1);
663     if(macver) {
664 #ifdef CRYPTO_MDEBUG
665     CRYPTO_push_info("verify MAC");
666 #endif
667 	/* If we enter empty password try no password first */
668 	if(!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
669 		/* If mac and crypto pass the same set it to NULL too */
670 		if(!twopass) cpass = NULL;
671 	} else if (!PKCS12_verify_mac(p12, mpass, -1)) {
672 	    BIO_printf (bio_err, "Mac verify error: invalid password?\n");
673 	    ERR_print_errors (bio_err);
674 	    goto end;
675 	}
676 	BIO_printf (bio_err, "MAC verified OK\n");
677 #ifdef CRYPTO_MDEBUG
678     CRYPTO_pop_info();
679 #endif
680     }
681 
682 #ifdef CRYPTO_MDEBUG
683     CRYPTO_push_info("output keys and certificates");
684 #endif
685     if (!dump_certs_keys_p12 (out, p12, cpass, -1, options, passout)) {
686 	BIO_printf(bio_err, "Error outputting keys and certificates\n");
687 	ERR_print_errors (bio_err);
688 	goto end;
689     }
690 #ifdef CRYPTO_MDEBUG
691     CRYPTO_pop_info();
692 #endif
693     ret = 0;
694  end:
695     if (p12) PKCS12_free(p12);
696     if(export_cert || inrand) app_RAND_write_file(NULL, bio_err);
697 #ifdef CRYPTO_MDEBUG
698     CRYPTO_remove_all_info();
699 #endif
700     BIO_free(in);
701     BIO_free_all(out);
702     if (canames) sk_free(canames);
703     if(passin) OPENSSL_free(passin);
704     if(passout) OPENSSL_free(passout);
705     apps_shutdown();
706     OPENSSL_EXIT(ret);
707 }
708 
709 int dump_certs_keys_p12 (BIO *out, PKCS12 *p12, char *pass,
710 	     int passlen, int options, char *pempass)
711 {
712 	STACK_OF(PKCS7) *asafes = NULL;
713 	STACK_OF(PKCS12_SAFEBAG) *bags;
714 	int i, bagnid;
715 	int ret = 0;
716 	PKCS7 *p7;
717 
718 	if (!( asafes = PKCS12_unpack_authsafes(p12))) return 0;
719 	for (i = 0; i < sk_PKCS7_num (asafes); i++) {
720 		p7 = sk_PKCS7_value (asafes, i);
721 		bagnid = OBJ_obj2nid (p7->type);
722 		if (bagnid == NID_pkcs7_data) {
723 			bags = PKCS12_unpack_p7data(p7);
724 			if (options & INFO) BIO_printf (bio_err, "PKCS7 Data\n");
725 		} else if (bagnid == NID_pkcs7_encrypted) {
726 			if (options & INFO) {
727 				BIO_printf(bio_err, "PKCS7 Encrypted data: ");
728 				alg_print(bio_err,
729 					p7->d.encrypted->enc_data->algorithm);
730 			}
731 			bags = PKCS12_unpack_p7encdata(p7, pass, passlen);
732 		} else continue;
733 		if (!bags) goto err;
734 	    	if (!dump_certs_pkeys_bags (out, bags, pass, passlen,
735 						 options, pempass)) {
736 			sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
737 			goto err;
738 		}
739 		sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
740 		bags = NULL;
741 	}
742 	ret = 1;
743 
744 	err:
745 
746 	if (asafes)
747 		sk_PKCS7_pop_free (asafes, PKCS7_free);
748 	return ret;
749 }
750 
751 int dump_certs_pkeys_bags (BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
752 			   char *pass, int passlen, int options, char *pempass)
753 {
754 	int i;
755 	for (i = 0; i < sk_PKCS12_SAFEBAG_num (bags); i++) {
756 		if (!dump_certs_pkeys_bag (out,
757 					   sk_PKCS12_SAFEBAG_value (bags, i),
758 					   pass, passlen,
759 					   options, pempass))
760 		    return 0;
761 	}
762 	return 1;
763 }
764 
765 int dump_certs_pkeys_bag (BIO *out, PKCS12_SAFEBAG *bag, char *pass,
766 	     int passlen, int options, char *pempass)
767 {
768 	EVP_PKEY *pkey;
769 	PKCS8_PRIV_KEY_INFO *p8;
770 	X509 *x509;
771 
772 	switch (M_PKCS12_bag_type(bag))
773 	{
774 	case NID_keyBag:
775 		if (options & INFO) BIO_printf (bio_err, "Key bag\n");
776 		if (options & NOKEYS) return 1;
777 		print_attribs (out, bag->attrib, "Bag Attributes");
778 		p8 = bag->value.keybag;
779 		if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
780 		print_attribs (out, p8->attributes, "Key Attributes");
781 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
782 		EVP_PKEY_free(pkey);
783 	break;
784 
785 	case NID_pkcs8ShroudedKeyBag:
786 		if (options & INFO) {
787 			BIO_printf (bio_err, "Shrouded Keybag: ");
788 			alg_print (bio_err, bag->value.shkeybag->algor);
789 		}
790 		if (options & NOKEYS) return 1;
791 		print_attribs (out, bag->attrib, "Bag Attributes");
792 		if (!(p8 = PKCS12_decrypt_skey(bag, pass, passlen)))
793 				return 0;
794 		if (!(pkey = EVP_PKCS82PKEY (p8))) {
795 			PKCS8_PRIV_KEY_INFO_free(p8);
796 			return 0;
797 		}
798 		print_attribs (out, p8->attributes, "Key Attributes");
799 		PKCS8_PRIV_KEY_INFO_free(p8);
800 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
801 		EVP_PKEY_free(pkey);
802 	break;
803 
804 	case NID_certBag:
805 		if (options & INFO) BIO_printf (bio_err, "Certificate bag\n");
806 		if (options & NOCERTS) return 1;
807                 if (PKCS12_get_attr(bag, NID_localKeyID)) {
808 			if (options & CACERTS) return 1;
809 		} else if (options & CLCERTS) return 1;
810 		print_attribs (out, bag->attrib, "Bag Attributes");
811 		if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate )
812 								 return 1;
813 		if (!(x509 = PKCS12_certbag2x509(bag))) return 0;
814 		dump_cert_text (out, x509);
815 		PEM_write_bio_X509 (out, x509);
816 		X509_free(x509);
817 	break;
818 
819 	case NID_safeContentsBag:
820 		if (options & INFO) BIO_printf (bio_err, "Safe Contents bag\n");
821 		print_attribs (out, bag->attrib, "Bag Attributes");
822 		return dump_certs_pkeys_bags (out, bag->value.safes, pass,
823 							    passlen, options, pempass);
824 
825 	default:
826 		BIO_printf (bio_err, "Warning unsupported bag type: ");
827 		i2a_ASN1_OBJECT (bio_err, bag->type);
828 		BIO_printf (bio_err, "\n");
829 		return 1;
830 	break;
831 	}
832 	return 1;
833 }
834 
835 /* Given a single certificate return a verified chain or NULL if error */
836 
837 /* Hope this is OK .... */
838 
839 int get_cert_chain (X509 *cert, X509_STORE *store, STACK_OF(X509) **chain)
840 {
841 	X509_STORE_CTX store_ctx;
842 	STACK_OF(X509) *chn;
843 	int i = 0;
844 
845 	/* FIXME: Should really check the return status of X509_STORE_CTX_init
846 	 * for an error, but how that fits into the return value of this
847 	 * function is less obvious. */
848 	X509_STORE_CTX_init(&store_ctx, store, cert, NULL);
849 	if (X509_verify_cert(&store_ctx) <= 0) {
850 		i = X509_STORE_CTX_get_error (&store_ctx);
851 		if (i == 0)
852 			/* avoid returning 0 if X509_verify_cert() did not
853 			 * set an appropriate error value in the context */
854 			i = -1;
855 		chn = NULL;
856 		goto err;
857 	} else
858 		chn = X509_STORE_CTX_get1_chain(&store_ctx);
859 err:
860 	X509_STORE_CTX_cleanup(&store_ctx);
861 	*chain = chn;
862 
863 	return i;
864 }
865 
866 int alg_print (BIO *x, X509_ALGOR *alg)
867 {
868 	PBEPARAM *pbe;
869 	const unsigned char *p;
870 	p = alg->parameter->value.sequence->data;
871 	pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length);
872 	if (!pbe)
873 		return 1;
874 	BIO_printf (bio_err, "%s, Iteration %ld\n",
875 		OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)),
876 		ASN1_INTEGER_get(pbe->iter));
877 	PBEPARAM_free (pbe);
878 	return 1;
879 }
880 
881 /* Load all certificates from a given file */
882 
883 int cert_load(BIO *in, STACK_OF(X509) *sk)
884 {
885 	int ret;
886 	X509 *cert;
887 	ret = 0;
888 #ifdef CRYPTO_MDEBUG
889 	CRYPTO_push_info("cert_load(): reading one cert");
890 #endif
891 	while((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
892 #ifdef CRYPTO_MDEBUG
893 		CRYPTO_pop_info();
894 #endif
895 		ret = 1;
896 		sk_X509_push(sk, cert);
897 #ifdef CRYPTO_MDEBUG
898 		CRYPTO_push_info("cert_load(): reading one cert");
899 #endif
900 	}
901 #ifdef CRYPTO_MDEBUG
902 	CRYPTO_pop_info();
903 #endif
904 	if(ret) ERR_clear_error();
905 	return ret;
906 }
907 
908 /* Generalised attribute print: handle PKCS#8 and bag attributes */
909 
910 int print_attribs (BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,const char *name)
911 {
912 	X509_ATTRIBUTE *attr;
913 	ASN1_TYPE *av;
914 	char *value;
915 	int i, attr_nid;
916 	if(!attrlst) {
917 		BIO_printf(out, "%s: <No Attributes>\n", name);
918 		return 1;
919 	}
920 	if(!sk_X509_ATTRIBUTE_num(attrlst)) {
921 		BIO_printf(out, "%s: <Empty Attributes>\n", name);
922 		return 1;
923 	}
924 	BIO_printf(out, "%s\n", name);
925 	for(i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
926 		attr = sk_X509_ATTRIBUTE_value(attrlst, i);
927 		attr_nid = OBJ_obj2nid(attr->object);
928 		BIO_printf(out, "    ");
929 		if(attr_nid == NID_undef) {
930 			i2a_ASN1_OBJECT (out, attr->object);
931 			BIO_printf(out, ": ");
932 		} else BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
933 
934 		if(sk_ASN1_TYPE_num(attr->value.set)) {
935 			av = sk_ASN1_TYPE_value(attr->value.set, 0);
936 			switch(av->type) {
937 				case V_ASN1_BMPSTRING:
938         			value = uni2asc(av->value.bmpstring->data,
939                                 	       av->value.bmpstring->length);
940 				BIO_printf(out, "%s\n", value);
941 				OPENSSL_free(value);
942 				break;
943 
944 				case V_ASN1_OCTET_STRING:
945 				hex_prin(out, av->value.octet_string->data,
946 					av->value.octet_string->length);
947 				BIO_printf(out, "\n");
948 				break;
949 
950 				case V_ASN1_BIT_STRING:
951 				hex_prin(out, av->value.bit_string->data,
952 					av->value.bit_string->length);
953 				BIO_printf(out, "\n");
954 				break;
955 
956 				default:
957 					BIO_printf(out, "<Unsupported tag %d>\n", av->type);
958 				break;
959 			}
960 		} else BIO_printf(out, "<No Values>\n");
961 	}
962 	return 1;
963 }
964 
965 void hex_prin(BIO *out, unsigned char *buf, int len)
966 {
967 	int i;
968 	for (i = 0; i < len; i++) BIO_printf (out, "%02X ", buf[i]);
969 }
970 
971 #endif
972