xref: /freebsd/crypto/openssl/apps/pkcs12.c (revision 57718be8fa0bd5edc11ab9a72e68cc71982939a6)
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 #define PROG pkcs12_main
72 
73 const EVP_CIPHER *enc;
74 
75 
76 #define NOKEYS		0x1
77 #define NOCERTS 	0x2
78 #define INFO		0x4
79 #define CLCERTS		0x8
80 #define CACERTS		0x10
81 
82 int get_cert_chain (X509 *cert, X509_STORE *store, STACK_OF(X509) **chain);
83 int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options, char *pempass);
84 int dump_certs_pkeys_bags(BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags, char *pass,
85 			  int passlen, int options, char *pempass);
86 int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass, int passlen, int options, char *pempass);
87 int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,const char *name);
88 void hex_prin(BIO *out, unsigned char *buf, int len);
89 int alg_print(BIO *x, X509_ALGOR *alg);
90 int cert_load(BIO *in, STACK_OF(X509) *sk);
91 static int set_pbe(BIO *err, int *ppbe, const char *str);
92 
93 int MAIN(int, char **);
94 
95 int MAIN(int argc, char **argv)
96 {
97     ENGINE *e = NULL;
98     char *infile=NULL, *outfile=NULL, *keyname = NULL;
99     char *certfile=NULL;
100     BIO *in=NULL, *out = NULL;
101     char **args;
102     char *name = NULL;
103     char *csp_name = NULL;
104     int add_lmk = 0;
105     PKCS12 *p12 = NULL;
106     char pass[50], macpass[50];
107     int export_cert = 0;
108     int options = 0;
109     int chain = 0;
110     int badarg = 0;
111     int iter = PKCS12_DEFAULT_ITER;
112     int maciter = PKCS12_DEFAULT_ITER;
113     int twopass = 0;
114     int keytype = 0;
115     int cert_pbe;
116     int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
117     int ret = 1;
118     int macver = 1;
119     int noprompt = 0;
120     STACK_OF(OPENSSL_STRING) *canames = NULL;
121     char *cpass = NULL, *mpass = NULL;
122     char *passargin = NULL, *passargout = NULL, *passarg = NULL;
123     char *passin = NULL, *passout = NULL;
124     char *inrand = NULL;
125     char *macalg = NULL;
126     char *CApath = NULL, *CAfile = NULL;
127 #ifndef OPENSSL_NO_ENGINE
128     char *engine=NULL;
129 #endif
130 
131     apps_startup();
132 
133 #ifdef OPENSSL_FIPS
134     if (FIPS_mode())
135 	cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
136     else
137 #endif
138     cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
139 
140     enc = EVP_des_ede3_cbc();
141     if (bio_err == NULL ) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
142 
143 	if (!load_config(bio_err, NULL))
144 		goto end;
145 
146     args = argv + 1;
147 
148 
149     while (*args) {
150 	if (*args[0] == '-') {
151 		if (!strcmp (*args, "-nokeys")) options |= NOKEYS;
152 		else if (!strcmp (*args, "-keyex")) keytype = KEY_EX;
153 		else if (!strcmp (*args, "-keysig")) keytype = KEY_SIG;
154 		else if (!strcmp (*args, "-nocerts")) options |= NOCERTS;
155 		else if (!strcmp (*args, "-clcerts")) options |= CLCERTS;
156 		else if (!strcmp (*args, "-cacerts")) options |= CACERTS;
157 		else if (!strcmp (*args, "-noout")) options |= (NOKEYS|NOCERTS);
158 		else if (!strcmp (*args, "-info")) options |= INFO;
159 		else if (!strcmp (*args, "-chain")) chain = 1;
160 		else if (!strcmp (*args, "-twopass")) twopass = 1;
161 		else if (!strcmp (*args, "-nomacver")) macver = 0;
162 		else if (!strcmp (*args, "-descert"))
163     			cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
164 		else if (!strcmp (*args, "-export")) export_cert = 1;
165 		else if (!strcmp (*args, "-des")) enc=EVP_des_cbc();
166 		else if (!strcmp (*args, "-des3")) enc = EVP_des_ede3_cbc();
167 #ifndef OPENSSL_NO_IDEA
168 		else if (!strcmp (*args, "-idea")) enc=EVP_idea_cbc();
169 #endif
170 #ifndef OPENSSL_NO_SEED
171 		else if (!strcmp(*args, "-seed")) enc=EVP_seed_cbc();
172 #endif
173 #ifndef OPENSSL_NO_AES
174 		else if (!strcmp(*args,"-aes128")) enc=EVP_aes_128_cbc();
175 		else if (!strcmp(*args,"-aes192")) enc=EVP_aes_192_cbc();
176 		else if (!strcmp(*args,"-aes256")) enc=EVP_aes_256_cbc();
177 #endif
178 #ifndef OPENSSL_NO_CAMELLIA
179 		else if (!strcmp(*args,"-camellia128")) enc=EVP_camellia_128_cbc();
180 		else if (!strcmp(*args,"-camellia192")) enc=EVP_camellia_192_cbc();
181 		else if (!strcmp(*args,"-camellia256")) enc=EVP_camellia_256_cbc();
182 #endif
183 		else if (!strcmp (*args, "-noiter")) iter = 1;
184 		else if (!strcmp (*args, "-maciter"))
185 					 maciter = PKCS12_DEFAULT_ITER;
186 		else if (!strcmp (*args, "-nomaciter"))
187 					 maciter = 1;
188 		else if (!strcmp (*args, "-nomac"))
189 					 maciter = -1;
190 		else if (!strcmp (*args, "-macalg"))
191 		    if (args[1]) {
192 			args++;
193 			macalg = *args;
194 		    } else badarg = 1;
195 		else if (!strcmp (*args, "-nodes")) enc=NULL;
196 		else if (!strcmp (*args, "-certpbe")) {
197 			if (!set_pbe(bio_err, &cert_pbe, *++args))
198 				badarg = 1;
199 		} else if (!strcmp (*args, "-keypbe")) {
200 			if (!set_pbe(bio_err, &key_pbe, *++args))
201 				badarg = 1;
202 		} else if (!strcmp (*args, "-rand")) {
203 		    if (args[1]) {
204 			args++;
205 			inrand = *args;
206 		    } else badarg = 1;
207 		} else if (!strcmp (*args, "-inkey")) {
208 		    if (args[1]) {
209 			args++;
210 			keyname = *args;
211 		    } else badarg = 1;
212 		} else if (!strcmp (*args, "-certfile")) {
213 		    if (args[1]) {
214 			args++;
215 			certfile = *args;
216 		    } else badarg = 1;
217 		} else if (!strcmp (*args, "-name")) {
218 		    if (args[1]) {
219 			args++;
220 			name = *args;
221 		    } else badarg = 1;
222 		} else if (!strcmp (*args, "-LMK"))
223 			add_lmk = 1;
224 		else if (!strcmp (*args, "-CSP")) {
225 		    if (args[1]) {
226 			args++;
227 			csp_name = *args;
228 		    } else badarg = 1;
229 		} else if (!strcmp (*args, "-caname")) {
230 		    if (args[1]) {
231 			args++;
232 			if (!canames) canames = sk_OPENSSL_STRING_new_null();
233 			sk_OPENSSL_STRING_push(canames, *args);
234 		    } else badarg = 1;
235 		} else if (!strcmp (*args, "-in")) {
236 		    if (args[1]) {
237 			args++;
238 			infile = *args;
239 		    } else badarg = 1;
240 		} else if (!strcmp (*args, "-out")) {
241 		    if (args[1]) {
242 			args++;
243 			outfile = *args;
244 		    } else badarg = 1;
245 		} else if (!strcmp(*args,"-passin")) {
246 		    if (args[1]) {
247 			args++;
248 			passargin = *args;
249 		    } else badarg = 1;
250 		} else if (!strcmp(*args,"-passout")) {
251 		    if (args[1]) {
252 			args++;
253 			passargout = *args;
254 		    } else badarg = 1;
255 		} else if (!strcmp (*args, "-password")) {
256 		    if (args[1]) {
257 			args++;
258 			passarg = *args;
259 		    	noprompt = 1;
260 		    } else badarg = 1;
261 		} else if (!strcmp(*args,"-CApath")) {
262 		    if (args[1]) {
263 			args++;
264 			CApath = *args;
265 		    } else badarg = 1;
266 		} else if (!strcmp(*args,"-CAfile")) {
267 		    if (args[1]) {
268 			args++;
269 			CAfile = *args;
270 		    } else badarg = 1;
271 #ifndef OPENSSL_NO_ENGINE
272 		} else if (!strcmp(*args,"-engine")) {
273 		    if (args[1]) {
274 			args++;
275 			engine = *args;
276 		    } else badarg = 1;
277 #endif
278 		} else badarg = 1;
279 
280 	} else badarg = 1;
281 	args++;
282     }
283 
284     if (badarg) {
285 	BIO_printf (bio_err, "Usage: pkcs12 [options]\n");
286 	BIO_printf (bio_err, "where options are\n");
287 	BIO_printf (bio_err, "-export       output PKCS12 file\n");
288 	BIO_printf (bio_err, "-chain        add certificate chain\n");
289 	BIO_printf (bio_err, "-inkey file   private key if not infile\n");
290 	BIO_printf (bio_err, "-certfile f   add all certs in f\n");
291 	BIO_printf (bio_err, "-CApath arg   - PEM format directory of CA's\n");
292 	BIO_printf (bio_err, "-CAfile arg   - PEM format file of CA's\n");
293 	BIO_printf (bio_err, "-name \"name\"  use name as friendly name\n");
294 	BIO_printf (bio_err, "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
295 	BIO_printf (bio_err, "-in  infile   input filename\n");
296 	BIO_printf (bio_err, "-out outfile  output filename\n");
297 	BIO_printf (bio_err, "-noout        don't output anything, just verify.\n");
298 	BIO_printf (bio_err, "-nomacver     don't verify MAC.\n");
299 	BIO_printf (bio_err, "-nocerts      don't output certificates.\n");
300 	BIO_printf (bio_err, "-clcerts      only output client certificates.\n");
301 	BIO_printf (bio_err, "-cacerts      only output CA certificates.\n");
302 	BIO_printf (bio_err, "-nokeys       don't output private keys.\n");
303 	BIO_printf (bio_err, "-info         give info about PKCS#12 structure.\n");
304 	BIO_printf (bio_err, "-des          encrypt private keys with DES\n");
305 	BIO_printf (bio_err, "-des3         encrypt private keys with triple DES (default)\n");
306 #ifndef OPENSSL_NO_IDEA
307 	BIO_printf (bio_err, "-idea         encrypt private keys with idea\n");
308 #endif
309 #ifndef OPENSSL_NO_SEED
310 	BIO_printf (bio_err, "-seed         encrypt private keys with seed\n");
311 #endif
312 #ifndef OPENSSL_NO_AES
313 	BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
314 	BIO_printf (bio_err, "              encrypt PEM output with cbc aes\n");
315 #endif
316 #ifndef OPENSSL_NO_CAMELLIA
317 	BIO_printf (bio_err, "-camellia128, -camellia192, -camellia256\n");
318 	BIO_printf (bio_err, "              encrypt PEM output with cbc camellia\n");
319 #endif
320 	BIO_printf (bio_err, "-nodes        don't encrypt private keys\n");
321 	BIO_printf (bio_err, "-noiter       don't use encryption iteration\n");
322 	BIO_printf (bio_err, "-nomaciter    don't use MAC iteration\n");
323 	BIO_printf (bio_err, "-maciter      use MAC iteration\n");
324 	BIO_printf (bio_err, "-nomac        don't generate MAC\n");
325 	BIO_printf (bio_err, "-twopass      separate MAC, encryption passwords\n");
326 	BIO_printf (bio_err, "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
327 	BIO_printf (bio_err, "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
328 	BIO_printf (bio_err, "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
329 	BIO_printf (bio_err, "-macalg alg   digest algorithm used in MAC (default SHA1)\n");
330 	BIO_printf (bio_err, "-keyex        set MS key exchange type\n");
331 	BIO_printf (bio_err, "-keysig       set MS key signature type\n");
332 	BIO_printf (bio_err, "-password p   set import/export password source\n");
333 	BIO_printf (bio_err, "-passin p     input file pass phrase source\n");
334 	BIO_printf (bio_err, "-passout p    output file pass phrase source\n");
335 #ifndef OPENSSL_NO_ENGINE
336 	BIO_printf (bio_err, "-engine e     use engine e, possibly a hardware device.\n");
337 #endif
338 	BIO_printf(bio_err,  "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
339 	BIO_printf(bio_err,  "              load the file (or the files in the directory) into\n");
340 	BIO_printf(bio_err,  "              the random number generator\n");
341 	BIO_printf(bio_err,  "-CSP name     Microsoft CSP name\n");
342 	BIO_printf(bio_err,  "-LMK          Add local machine keyset attribute to private key\n");
343     	goto end;
344     }
345 
346 #ifndef OPENSSL_NO_ENGINE
347     e = setup_engine(bio_err, engine, 0);
348 #endif
349 
350     if(passarg) {
351 	if(export_cert) passargout = passarg;
352 	else passargin = passarg;
353     }
354 
355     if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
356 	BIO_printf(bio_err, "Error getting passwords\n");
357 	goto end;
358     }
359 
360     if(!cpass) {
361     	if(export_cert) cpass = passout;
362     	else cpass = passin;
363     }
364 
365     if(cpass) {
366 	mpass = cpass;
367 	noprompt = 1;
368     } else {
369 	cpass = pass;
370 	mpass = macpass;
371     }
372 
373     if(export_cert || inrand) {
374     	app_RAND_load_file(NULL, bio_err, (inrand != NULL));
375         if (inrand != NULL)
376 		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
377 			app_RAND_load_files(inrand));
378     }
379     ERR_load_crypto_strings();
380 
381 #ifdef CRYPTO_MDEBUG
382     CRYPTO_push_info("read files");
383 #endif
384 
385     if (!infile) in = BIO_new_fp(stdin, BIO_NOCLOSE);
386     else in = BIO_new_file(infile, "rb");
387     if (!in) {
388 	    BIO_printf(bio_err, "Error opening input file %s\n",
389 						infile ? infile : "<stdin>");
390 	    perror (infile);
391 	    goto end;
392    }
393 
394 #ifdef CRYPTO_MDEBUG
395     CRYPTO_pop_info();
396     CRYPTO_push_info("write files");
397 #endif
398 
399     if (!outfile) {
400 	out = BIO_new_fp(stdout, BIO_NOCLOSE);
401 #ifdef OPENSSL_SYS_VMS
402 	{
403 	    BIO *tmpbio = BIO_new(BIO_f_linebuffer());
404 	    out = BIO_push(tmpbio, out);
405 	}
406 #endif
407     } else out = BIO_new_file(outfile, "wb");
408     if (!out) {
409 	BIO_printf(bio_err, "Error opening output file %s\n",
410 						outfile ? outfile : "<stdout>");
411 	perror (outfile);
412 	goto end;
413     }
414     if (twopass) {
415 #ifdef CRYPTO_MDEBUG
416     CRYPTO_push_info("read MAC password");
417 #endif
418 	if(EVP_read_pw_string (macpass, sizeof macpass, "Enter MAC Password:", export_cert))
419 	{
420     	    BIO_printf (bio_err, "Can't read Password\n");
421     	    goto end;
422        	}
423 #ifdef CRYPTO_MDEBUG
424     CRYPTO_pop_info();
425 #endif
426     }
427 
428     if (export_cert) {
429 	EVP_PKEY *key = NULL;
430 	X509 *ucert = NULL, *x = NULL;
431 	STACK_OF(X509) *certs=NULL;
432 	const EVP_MD *macmd = NULL;
433 	unsigned char *catmp = NULL;
434 	int i;
435 
436 	if ((options & (NOCERTS|NOKEYS)) == (NOCERTS|NOKEYS))
437 		{
438 		BIO_printf(bio_err, "Nothing to do!\n");
439 		goto export_end;
440 		}
441 
442 	if (options & NOCERTS)
443 		chain = 0;
444 
445 #ifdef CRYPTO_MDEBUG
446 	CRYPTO_push_info("process -export_cert");
447 	CRYPTO_push_info("reading private key");
448 #endif
449 	if (!(options & NOKEYS))
450 		{
451 		key = load_key(bio_err, keyname ? keyname : infile,
452 				FORMAT_PEM, 1, passin, e, "private key");
453 		if (!key)
454 			goto export_end;
455 		}
456 
457 #ifdef CRYPTO_MDEBUG
458 	CRYPTO_pop_info();
459 	CRYPTO_push_info("reading certs from input");
460 #endif
461 
462 	/* Load in all certs in input file */
463 	if(!(options & NOCERTS))
464 		{
465 		certs = load_certs(bio_err, infile, FORMAT_PEM, NULL, e,
466 							"certificates");
467 		if (!certs)
468 			goto export_end;
469 
470 		if (key)
471 			{
472 			/* Look for matching private key */
473 			for(i = 0; i < sk_X509_num(certs); i++)
474 				{
475 				x = sk_X509_value(certs, i);
476 				if(X509_check_private_key(x, key))
477 					{
478 					ucert = x;
479 					/* Zero keyid and alias */
480 					X509_keyid_set1(ucert, NULL, 0);
481 					X509_alias_set1(ucert, NULL, 0);
482 					/* Remove from list */
483 					(void)sk_X509_delete(certs, i);
484 					break;
485 					}
486 				}
487 			if (!ucert)
488 				{
489 				BIO_printf(bio_err, "No certificate matches private key\n");
490 				goto export_end;
491 				}
492 			}
493 
494 		}
495 
496 #ifdef CRYPTO_MDEBUG
497 	CRYPTO_pop_info();
498 	CRYPTO_push_info("reading certs from input 2");
499 #endif
500 
501 	/* Add any more certificates asked for */
502 	if(certfile)
503 		{
504 		STACK_OF(X509) *morecerts=NULL;
505 		if(!(morecerts = load_certs(bio_err, certfile, FORMAT_PEM,
506 					    NULL, e,
507 					    "certificates from certfile")))
508 			goto export_end;
509 		while(sk_X509_num(morecerts) > 0)
510 			sk_X509_push(certs, sk_X509_shift(morecerts));
511 		sk_X509_free(morecerts);
512  		}
513 
514 #ifdef CRYPTO_MDEBUG
515 	CRYPTO_pop_info();
516 	CRYPTO_push_info("reading certs from certfile");
517 #endif
518 
519 #ifdef CRYPTO_MDEBUG
520 	CRYPTO_pop_info();
521 	CRYPTO_push_info("building chain");
522 #endif
523 
524 	/* If chaining get chain from user cert */
525 	if (chain) {
526         	int vret;
527 		STACK_OF(X509) *chain2;
528 		X509_STORE *store = X509_STORE_new();
529 		if (!store)
530 			{
531 			BIO_printf (bio_err, "Memory allocation error\n");
532 			goto export_end;
533 			}
534 		if (!X509_STORE_load_locations(store, CAfile, CApath))
535 			X509_STORE_set_default_paths (store);
536 
537 		vret = get_cert_chain (ucert, store, &chain2);
538 		X509_STORE_free(store);
539 
540 		if (!vret) {
541 		    /* Exclude verified certificate */
542 		    for (i = 1; i < sk_X509_num (chain2) ; i++)
543 			sk_X509_push(certs, sk_X509_value (chain2, i));
544 		    /* Free first certificate */
545 		    X509_free(sk_X509_value(chain2, 0));
546 		    sk_X509_free(chain2);
547 		} else {
548 			if (vret >= 0)
549 				BIO_printf (bio_err, "Error %s getting chain.\n",
550 					X509_verify_cert_error_string(vret));
551 			else
552 				ERR_print_errors(bio_err);
553 			goto export_end;
554 		}
555     	}
556 
557 	/* Add any CA names */
558 
559 	for (i = 0; i < sk_OPENSSL_STRING_num(canames); i++)
560 		{
561 		catmp = (unsigned char *)sk_OPENSSL_STRING_value(canames, i);
562 		X509_alias_set1(sk_X509_value(certs, i), catmp, -1);
563 		}
564 
565 	if (csp_name && key)
566 		EVP_PKEY_add1_attr_by_NID(key, NID_ms_csp_name,
567 				MBSTRING_ASC, (unsigned char *)csp_name, -1);
568 
569 	if (add_lmk && key)
570 		EVP_PKEY_add1_attr_by_NID(key, NID_LocalKeySet, 0, NULL, -1);
571 
572 #ifdef CRYPTO_MDEBUG
573 	CRYPTO_pop_info();
574 	CRYPTO_push_info("reading password");
575 #endif
576 
577 	if(!noprompt &&
578 		EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:", 1))
579 		{
580 	    	BIO_printf (bio_err, "Can't read Password\n");
581 	    	goto export_end;
582         	}
583 	if (!twopass) BUF_strlcpy(macpass, pass, sizeof macpass);
584 
585 #ifdef CRYPTO_MDEBUG
586 	CRYPTO_pop_info();
587 	CRYPTO_push_info("creating PKCS#12 structure");
588 #endif
589 
590 	p12 = PKCS12_create(cpass, name, key, ucert, certs,
591 				key_pbe, cert_pbe, iter, -1, keytype);
592 
593 	if (!p12)
594 		{
595 	    	ERR_print_errors (bio_err);
596 		goto export_end;
597 		}
598 
599 	if (macalg)
600 		{
601 		macmd = EVP_get_digestbyname(macalg);
602 		if (!macmd)
603 			{
604 			BIO_printf(bio_err, "Unknown digest algorithm %s\n",
605 						macalg);
606 			}
607 		}
608 
609 	if (maciter != -1)
610 		PKCS12_set_mac(p12, mpass, -1, NULL, 0, maciter, macmd);
611 
612 #ifdef CRYPTO_MDEBUG
613 	CRYPTO_pop_info();
614 	CRYPTO_push_info("writing pkcs12");
615 #endif
616 
617 	i2d_PKCS12_bio(out, p12);
618 
619 	ret = 0;
620 
621     export_end:
622 #ifdef CRYPTO_MDEBUG
623 	CRYPTO_pop_info();
624 	CRYPTO_pop_info();
625 	CRYPTO_push_info("process -export_cert: freeing");
626 #endif
627 
628 	if (key) EVP_PKEY_free(key);
629 	if (certs) sk_X509_pop_free(certs, X509_free);
630 	if (ucert) X509_free(ucert);
631 
632 #ifdef CRYPTO_MDEBUG
633 	CRYPTO_pop_info();
634 #endif
635 	goto end;
636 
637     }
638 
639     if (!(p12 = d2i_PKCS12_bio (in, NULL))) {
640 	ERR_print_errors(bio_err);
641 	goto end;
642     }
643 
644 #ifdef CRYPTO_MDEBUG
645     CRYPTO_push_info("read import password");
646 #endif
647     if(!noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:", 0)) {
648 	BIO_printf (bio_err, "Can't read Password\n");
649 	goto end;
650     }
651 #ifdef CRYPTO_MDEBUG
652     CRYPTO_pop_info();
653 #endif
654 
655     if (!twopass) BUF_strlcpy(macpass, pass, sizeof macpass);
656 
657     if ((options & INFO) && p12->mac) BIO_printf (bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get (p12->mac->iter) : 1);
658     if(macver) {
659 #ifdef CRYPTO_MDEBUG
660     CRYPTO_push_info("verify MAC");
661 #endif
662 	/* If we enter empty password try no password first */
663 	if(!mpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
664 		/* If mac and crypto pass the same set it to NULL too */
665 		if(!twopass) cpass = NULL;
666 	} else if (!PKCS12_verify_mac(p12, mpass, -1)) {
667 	    BIO_printf (bio_err, "Mac verify error: invalid password?\n");
668 	    ERR_print_errors (bio_err);
669 	    goto end;
670 	}
671 	BIO_printf (bio_err, "MAC verified OK\n");
672 #ifdef CRYPTO_MDEBUG
673     CRYPTO_pop_info();
674 #endif
675     }
676 
677 #ifdef CRYPTO_MDEBUG
678     CRYPTO_push_info("output keys and certificates");
679 #endif
680     if (!dump_certs_keys_p12 (out, p12, cpass, -1, options, passout)) {
681 	BIO_printf(bio_err, "Error outputting keys and certificates\n");
682 	ERR_print_errors (bio_err);
683 	goto end;
684     }
685 #ifdef CRYPTO_MDEBUG
686     CRYPTO_pop_info();
687 #endif
688     ret = 0;
689  end:
690     if (p12) PKCS12_free(p12);
691     if(export_cert || inrand) app_RAND_write_file(NULL, bio_err);
692 #ifdef CRYPTO_MDEBUG
693     CRYPTO_remove_all_info();
694 #endif
695     BIO_free(in);
696     BIO_free_all(out);
697     if (canames) sk_OPENSSL_STRING_free(canames);
698     if(passin) OPENSSL_free(passin);
699     if(passout) OPENSSL_free(passout);
700     apps_shutdown();
701     OPENSSL_EXIT(ret);
702 }
703 
704 int dump_certs_keys_p12 (BIO *out, PKCS12 *p12, char *pass,
705 	     int passlen, int options, char *pempass)
706 {
707 	STACK_OF(PKCS7) *asafes = NULL;
708 	STACK_OF(PKCS12_SAFEBAG) *bags;
709 	int i, bagnid;
710 	int ret = 0;
711 	PKCS7 *p7;
712 
713 	if (!( asafes = PKCS12_unpack_authsafes(p12))) return 0;
714 	for (i = 0; i < sk_PKCS7_num (asafes); i++) {
715 		p7 = sk_PKCS7_value (asafes, i);
716 		bagnid = OBJ_obj2nid (p7->type);
717 		if (bagnid == NID_pkcs7_data) {
718 			bags = PKCS12_unpack_p7data(p7);
719 			if (options & INFO) BIO_printf (bio_err, "PKCS7 Data\n");
720 		} else if (bagnid == NID_pkcs7_encrypted) {
721 			if (options & INFO) {
722 				BIO_printf(bio_err, "PKCS7 Encrypted data: ");
723 				alg_print(bio_err,
724 					p7->d.encrypted->enc_data->algorithm);
725 			}
726 			bags = PKCS12_unpack_p7encdata(p7, pass, passlen);
727 		} else continue;
728 		if (!bags) goto err;
729 	    	if (!dump_certs_pkeys_bags (out, bags, pass, passlen,
730 						 options, pempass)) {
731 			sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
732 			goto err;
733 		}
734 		sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
735 		bags = NULL;
736 	}
737 	ret = 1;
738 
739 	err:
740 
741 	if (asafes)
742 		sk_PKCS7_pop_free (asafes, PKCS7_free);
743 	return ret;
744 }
745 
746 int dump_certs_pkeys_bags (BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
747 			   char *pass, int passlen, int options, char *pempass)
748 {
749 	int i;
750 	for (i = 0; i < sk_PKCS12_SAFEBAG_num (bags); i++) {
751 		if (!dump_certs_pkeys_bag (out,
752 					   sk_PKCS12_SAFEBAG_value (bags, i),
753 					   pass, passlen,
754 					   options, pempass))
755 		    return 0;
756 	}
757 	return 1;
758 }
759 
760 int dump_certs_pkeys_bag (BIO *out, PKCS12_SAFEBAG *bag, char *pass,
761 	     int passlen, int options, char *pempass)
762 {
763 	EVP_PKEY *pkey;
764 	PKCS8_PRIV_KEY_INFO *p8;
765 	X509 *x509;
766 
767 	switch (M_PKCS12_bag_type(bag))
768 	{
769 	case NID_keyBag:
770 		if (options & INFO) BIO_printf (bio_err, "Key bag\n");
771 		if (options & NOKEYS) return 1;
772 		print_attribs (out, bag->attrib, "Bag Attributes");
773 		p8 = bag->value.keybag;
774 		if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
775 		print_attribs (out, p8->attributes, "Key Attributes");
776 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
777 		EVP_PKEY_free(pkey);
778 	break;
779 
780 	case NID_pkcs8ShroudedKeyBag:
781 		if (options & INFO) {
782 			BIO_printf (bio_err, "Shrouded Keybag: ");
783 			alg_print (bio_err, bag->value.shkeybag->algor);
784 		}
785 		if (options & NOKEYS) return 1;
786 		print_attribs (out, bag->attrib, "Bag Attributes");
787 		if (!(p8 = PKCS12_decrypt_skey(bag, pass, passlen)))
788 				return 0;
789 		if (!(pkey = EVP_PKCS82PKEY (p8))) {
790 			PKCS8_PRIV_KEY_INFO_free(p8);
791 			return 0;
792 		}
793 		print_attribs (out, p8->attributes, "Key Attributes");
794 		PKCS8_PRIV_KEY_INFO_free(p8);
795 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
796 		EVP_PKEY_free(pkey);
797 	break;
798 
799 	case NID_certBag:
800 		if (options & INFO) BIO_printf (bio_err, "Certificate bag\n");
801 		if (options & NOCERTS) return 1;
802                 if (PKCS12_get_attr(bag, NID_localKeyID)) {
803 			if (options & CACERTS) return 1;
804 		} else if (options & CLCERTS) return 1;
805 		print_attribs (out, bag->attrib, "Bag Attributes");
806 		if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate )
807 								 return 1;
808 		if (!(x509 = PKCS12_certbag2x509(bag))) return 0;
809 		dump_cert_text (out, x509);
810 		PEM_write_bio_X509 (out, x509);
811 		X509_free(x509);
812 	break;
813 
814 	case NID_safeContentsBag:
815 		if (options & INFO) BIO_printf (bio_err, "Safe Contents bag\n");
816 		print_attribs (out, bag->attrib, "Bag Attributes");
817 		return dump_certs_pkeys_bags (out, bag->value.safes, pass,
818 							    passlen, options, pempass);
819 
820 	default:
821 		BIO_printf (bio_err, "Warning unsupported bag type: ");
822 		i2a_ASN1_OBJECT (bio_err, bag->type);
823 		BIO_printf (bio_err, "\n");
824 		return 1;
825 	break;
826 	}
827 	return 1;
828 }
829 
830 /* Given a single certificate return a verified chain or NULL if error */
831 
832 /* Hope this is OK .... */
833 
834 int get_cert_chain (X509 *cert, X509_STORE *store, STACK_OF(X509) **chain)
835 {
836 	X509_STORE_CTX store_ctx;
837 	STACK_OF(X509) *chn;
838 	int i = 0;
839 
840 	/* FIXME: Should really check the return status of X509_STORE_CTX_init
841 	 * for an error, but how that fits into the return value of this
842 	 * function is less obvious. */
843 	X509_STORE_CTX_init(&store_ctx, store, cert, NULL);
844 	if (X509_verify_cert(&store_ctx) <= 0) {
845 		i = X509_STORE_CTX_get_error (&store_ctx);
846 		if (i == 0)
847 			/* avoid returning 0 if X509_verify_cert() did not
848 			 * set an appropriate error value in the context */
849 			i = -1;
850 		chn = NULL;
851 		goto err;
852 	} else
853 		chn = X509_STORE_CTX_get1_chain(&store_ctx);
854 err:
855 	X509_STORE_CTX_cleanup(&store_ctx);
856 	*chain = chn;
857 
858 	return i;
859 }
860 
861 int alg_print (BIO *x, X509_ALGOR *alg)
862 {
863 	PBEPARAM *pbe;
864 	const unsigned char *p;
865 	p = alg->parameter->value.sequence->data;
866 	pbe = d2i_PBEPARAM(NULL, &p, alg->parameter->value.sequence->length);
867 	if (!pbe)
868 		return 1;
869 	BIO_printf (bio_err, "%s, Iteration %ld\n",
870 		OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)),
871 		ASN1_INTEGER_get(pbe->iter));
872 	PBEPARAM_free (pbe);
873 	return 1;
874 }
875 
876 /* Load all certificates from a given file */
877 
878 int cert_load(BIO *in, STACK_OF(X509) *sk)
879 {
880 	int ret;
881 	X509 *cert;
882 	ret = 0;
883 #ifdef CRYPTO_MDEBUG
884 	CRYPTO_push_info("cert_load(): reading one cert");
885 #endif
886 	while((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
887 #ifdef CRYPTO_MDEBUG
888 		CRYPTO_pop_info();
889 #endif
890 		ret = 1;
891 		sk_X509_push(sk, cert);
892 #ifdef CRYPTO_MDEBUG
893 		CRYPTO_push_info("cert_load(): reading one cert");
894 #endif
895 	}
896 #ifdef CRYPTO_MDEBUG
897 	CRYPTO_pop_info();
898 #endif
899 	if(ret) ERR_clear_error();
900 	return ret;
901 }
902 
903 /* Generalised attribute print: handle PKCS#8 and bag attributes */
904 
905 int print_attribs (BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst,const char *name)
906 {
907 	X509_ATTRIBUTE *attr;
908 	ASN1_TYPE *av;
909 	char *value;
910 	int i, attr_nid;
911 	if(!attrlst) {
912 		BIO_printf(out, "%s: <No Attributes>\n", name);
913 		return 1;
914 	}
915 	if(!sk_X509_ATTRIBUTE_num(attrlst)) {
916 		BIO_printf(out, "%s: <Empty Attributes>\n", name);
917 		return 1;
918 	}
919 	BIO_printf(out, "%s\n", name);
920 	for(i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
921 		attr = sk_X509_ATTRIBUTE_value(attrlst, i);
922 		attr_nid = OBJ_obj2nid(attr->object);
923 		BIO_printf(out, "    ");
924 		if(attr_nid == NID_undef) {
925 			i2a_ASN1_OBJECT (out, attr->object);
926 			BIO_printf(out, ": ");
927 		} else BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
928 
929 		if(sk_ASN1_TYPE_num(attr->value.set)) {
930 			av = sk_ASN1_TYPE_value(attr->value.set, 0);
931 			switch(av->type) {
932 				case V_ASN1_BMPSTRING:
933         			value = OPENSSL_uni2asc(av->value.bmpstring->data,
934                                 	       av->value.bmpstring->length);
935 				BIO_printf(out, "%s\n", value);
936 				OPENSSL_free(value);
937 				break;
938 
939 				case V_ASN1_OCTET_STRING:
940 				hex_prin(out, av->value.octet_string->data,
941 					av->value.octet_string->length);
942 				BIO_printf(out, "\n");
943 				break;
944 
945 				case V_ASN1_BIT_STRING:
946 				hex_prin(out, av->value.bit_string->data,
947 					av->value.bit_string->length);
948 				BIO_printf(out, "\n");
949 				break;
950 
951 				default:
952 					BIO_printf(out, "<Unsupported tag %d>\n", av->type);
953 				break;
954 			}
955 		} else BIO_printf(out, "<No Values>\n");
956 	}
957 	return 1;
958 }
959 
960 void hex_prin(BIO *out, unsigned char *buf, int len)
961 {
962 	int i;
963 	for (i = 0; i < len; i++) BIO_printf (out, "%02X ", buf[i]);
964 }
965 
966 static int set_pbe(BIO *err, int *ppbe, const char *str)
967 	{
968 	if (!str)
969 		return 0;
970 	if (!strcmp(str, "NONE"))
971 		{
972 		*ppbe = -1;
973 		return 1;
974 		}
975 	*ppbe=OBJ_txt2nid(str);
976 	if (*ppbe == NID_undef)
977 		{
978 		BIO_printf(bio_err, "Unknown PBE algorithm %s\n", str);
979 		return 0;
980 		}
981 	return 1;
982 	}
983 
984 #endif
985