xref: /freebsd/crypto/openssl/apps/pkcs12.c (revision f9218d3d4fd34f082473b3a021c6d4d109fb47cf)
1 /* pkcs12.c */
2 #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1)
3 
4 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
5  * project 1999.
6  */
7 /* ====================================================================
8  * Copyright (c) 1999 The OpenSSL Project.  All rights reserved.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  *
14  * 1. Redistributions of source code must retain the above copyright
15  *    notice, this list of conditions and the following disclaimer.
16  *
17  * 2. Redistributions in binary form must reproduce the above copyright
18  *    notice, this list of conditions and the following disclaimer in
19  *    the documentation and/or other materials provided with the
20  *    distribution.
21  *
22  * 3. All advertising materials mentioning features or use of this
23  *    software must display the following acknowledgment:
24  *    "This product includes software developed by the OpenSSL Project
25  *    for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
26  *
27  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
28  *    endorse or promote products derived from this software without
29  *    prior written permission. For written permission, please contact
30  *    licensing@OpenSSL.org.
31  *
32  * 5. Products derived from this software may not be called "OpenSSL"
33  *    nor may "OpenSSL" appear in their names without prior written
34  *    permission of the OpenSSL Project.
35  *
36  * 6. Redistributions of any form whatsoever must retain the following
37  *    acknowledgment:
38  *    "This product includes software developed by the OpenSSL Project
39  *    for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
40  *
41  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
42  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
44  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
45  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
46  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
47  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
48  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
49  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
50  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
51  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
52  * OF THE POSSIBILITY OF SUCH DAMAGE.
53  * ====================================================================
54  *
55  * This product includes cryptographic software written by Eric Young
56  * (eay@cryptsoft.com).  This product includes software written by Tim
57  * Hudson (tjh@cryptsoft.com).
58  *
59  */
60 
61 #include <stdio.h>
62 #include <stdlib.h>
63 #include <string.h>
64 #include "apps.h"
65 #include <openssl/crypto.h>
66 #include <openssl/err.h>
67 #include <openssl/pem.h>
68 #include <openssl/pkcs12.h>
69 
70 #define PROG pkcs12_main
71 
72 const EVP_CIPHER *enc;
73 
74 
75 #define NOKEYS		0x1
76 #define NOCERTS 	0x2
77 #define INFO		0x4
78 #define CLCERTS		0x8
79 #define CACERTS		0x10
80 
81 int get_cert_chain (X509 *cert, X509_STORE *store, STACK_OF(X509) **chain);
82 int dump_certs_keys_p12(BIO *out, PKCS12 *p12, char *pass, int passlen, int options, char *pempass);
83 int dump_certs_pkeys_bags(BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags, char *pass,
84 			  int passlen, int options, char *pempass);
85 int dump_certs_pkeys_bag(BIO *out, PKCS12_SAFEBAG *bags, char *pass, int passlen, int options, char *pempass);
86 int print_attribs(BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst, char *name);
87 void hex_prin(BIO *out, unsigned char *buf, int len);
88 int alg_print(BIO *x, X509_ALGOR *alg);
89 int cert_load(BIO *in, STACK_OF(X509) *sk);
90 
91 int MAIN(int, char **);
92 
93 int MAIN(int argc, char **argv)
94 {
95     ENGINE *e = NULL;
96     char *infile=NULL, *outfile=NULL, *keyname = NULL;
97     char *certfile=NULL;
98     BIO *in=NULL, *out = NULL;
99     char **args;
100     char *name = NULL;
101     char *csp_name = NULL;
102     PKCS12 *p12 = NULL;
103     char pass[50], macpass[50];
104     int export_cert = 0;
105     int options = 0;
106     int chain = 0;
107     int badarg = 0;
108     int iter = PKCS12_DEFAULT_ITER;
109     int maciter = PKCS12_DEFAULT_ITER;
110     int twopass = 0;
111     int keytype = 0;
112     int cert_pbe = NID_pbe_WithSHA1And40BitRC2_CBC;
113     int key_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
114     int ret = 1;
115     int macver = 1;
116     int noprompt = 0;
117     STACK *canames = NULL;
118     char *cpass = NULL, *mpass = NULL;
119     char *passargin = NULL, *passargout = NULL, *passarg = NULL;
120     char *passin = NULL, *passout = NULL;
121     char *inrand = NULL;
122     char *CApath = NULL, *CAfile = NULL;
123 #ifndef OPENSSL_NO_ENGINE
124     char *engine=NULL;
125 #endif
126 
127     apps_startup();
128 
129     enc = EVP_des_ede3_cbc();
130     if (bio_err == NULL ) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
131 
132 	if (!load_config(bio_err, NULL))
133 		goto end;
134 
135     args = argv + 1;
136 
137 
138     while (*args) {
139 	if (*args[0] == '-') {
140 		if (!strcmp (*args, "-nokeys")) options |= NOKEYS;
141 		else if (!strcmp (*args, "-keyex")) keytype = KEY_EX;
142 		else if (!strcmp (*args, "-keysig")) keytype = KEY_SIG;
143 		else if (!strcmp (*args, "-nocerts")) options |= NOCERTS;
144 		else if (!strcmp (*args, "-clcerts")) options |= CLCERTS;
145 		else if (!strcmp (*args, "-cacerts")) options |= CACERTS;
146 		else if (!strcmp (*args, "-noout")) options |= (NOKEYS|NOCERTS);
147 		else if (!strcmp (*args, "-info")) options |= INFO;
148 		else if (!strcmp (*args, "-chain")) chain = 1;
149 		else if (!strcmp (*args, "-twopass")) twopass = 1;
150 		else if (!strcmp (*args, "-nomacver")) macver = 0;
151 		else if (!strcmp (*args, "-descert"))
152     			cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
153 		else if (!strcmp (*args, "-export")) export_cert = 1;
154 		else if (!strcmp (*args, "-des")) enc=EVP_des_cbc();
155 #ifndef OPENSSL_NO_IDEA
156 		else if (!strcmp (*args, "-idea")) enc=EVP_idea_cbc();
157 #endif
158 		else if (!strcmp (*args, "-des3")) enc = EVP_des_ede3_cbc();
159 #ifndef OPENSSL_NO_AES
160 		else if (!strcmp(*args,"-aes128")) enc=EVP_aes_128_cbc();
161 		else if (!strcmp(*args,"-aes192")) enc=EVP_aes_192_cbc();
162 		else if (!strcmp(*args,"-aes256")) enc=EVP_aes_256_cbc();
163 #endif
164 		else if (!strcmp (*args, "-noiter")) iter = 1;
165 		else if (!strcmp (*args, "-maciter"))
166 					 maciter = PKCS12_DEFAULT_ITER;
167 		else if (!strcmp (*args, "-nomaciter"))
168 					 maciter = 1;
169 		else if (!strcmp (*args, "-nodes")) enc=NULL;
170 		else if (!strcmp (*args, "-certpbe")) {
171 			if (args[1]) {
172 				args++;
173 				cert_pbe=OBJ_txt2nid(*args);
174 				if(cert_pbe == NID_undef) {
175 					BIO_printf(bio_err,
176 						 "Unknown PBE algorithm %s\n", *args);
177 					badarg = 1;
178 				}
179 			} else badarg = 1;
180 		} else if (!strcmp (*args, "-keypbe")) {
181 			if (args[1]) {
182 				args++;
183 				key_pbe=OBJ_txt2nid(*args);
184 				if(key_pbe == NID_undef) {
185 					BIO_printf(bio_err,
186 						 "Unknown PBE algorithm %s\n", *args);
187 					badarg = 1;
188 				}
189 			} else badarg = 1;
190 		} else if (!strcmp (*args, "-rand")) {
191 		    if (args[1]) {
192 			args++;
193 			inrand = *args;
194 		    } else badarg = 1;
195 		} else if (!strcmp (*args, "-inkey")) {
196 		    if (args[1]) {
197 			args++;
198 			keyname = *args;
199 		    } else badarg = 1;
200 		} else if (!strcmp (*args, "-certfile")) {
201 		    if (args[1]) {
202 			args++;
203 			certfile = *args;
204 		    } else badarg = 1;
205 		} else if (!strcmp (*args, "-name")) {
206 		    if (args[1]) {
207 			args++;
208 			name = *args;
209 		    } else badarg = 1;
210 		} else if (!strcmp (*args, "-CSP")) {
211 		    if (args[1]) {
212 			args++;
213 			csp_name = *args;
214 		    } else badarg = 1;
215 		} else if (!strcmp (*args, "-caname")) {
216 		    if (args[1]) {
217 			args++;
218 			if (!canames) canames = sk_new_null();
219 			sk_push(canames, *args);
220 		    } else badarg = 1;
221 		} else if (!strcmp (*args, "-in")) {
222 		    if (args[1]) {
223 			args++;
224 			infile = *args;
225 		    } else badarg = 1;
226 		} else if (!strcmp (*args, "-out")) {
227 		    if (args[1]) {
228 			args++;
229 			outfile = *args;
230 		    } else badarg = 1;
231 		} else if (!strcmp(*args,"-passin")) {
232 		    if (args[1]) {
233 			args++;
234 			passargin = *args;
235 		    } else badarg = 1;
236 		} else if (!strcmp(*args,"-passout")) {
237 		    if (args[1]) {
238 			args++;
239 			passargout = *args;
240 		    } else badarg = 1;
241 		} else if (!strcmp (*args, "-password")) {
242 		    if (args[1]) {
243 			args++;
244 			passarg = *args;
245 		    	noprompt = 1;
246 		    } else badarg = 1;
247 		} else if (!strcmp(*args,"-CApath")) {
248 		    if (args[1]) {
249 			args++;
250 			CApath = *args;
251 		    } else badarg = 1;
252 		} else if (!strcmp(*args,"-CAfile")) {
253 		    if (args[1]) {
254 			args++;
255 			CAfile = *args;
256 		    } else badarg = 1;
257 #ifndef OPENSSL_NO_ENGINE
258 		} else if (!strcmp(*args,"-engine")) {
259 		    if (args[1]) {
260 			args++;
261 			engine = *args;
262 		    } else badarg = 1;
263 #endif
264 		} else badarg = 1;
265 
266 	} else badarg = 1;
267 	args++;
268     }
269 
270     if (badarg) {
271 	BIO_printf (bio_err, "Usage: pkcs12 [options]\n");
272 	BIO_printf (bio_err, "where options are\n");
273 	BIO_printf (bio_err, "-export       output PKCS12 file\n");
274 	BIO_printf (bio_err, "-chain        add certificate chain\n");
275 	BIO_printf (bio_err, "-inkey file   private key if not infile\n");
276 	BIO_printf (bio_err, "-certfile f   add all certs in f\n");
277 	BIO_printf (bio_err, "-CApath arg   - PEM format directory of CA's\n");
278 	BIO_printf (bio_err, "-CAfile arg   - PEM format file of CA's\n");
279 	BIO_printf (bio_err, "-name \"name\"  use name as friendly name\n");
280 	BIO_printf (bio_err, "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
281 	BIO_printf (bio_err, "-in  infile   input filename\n");
282 	BIO_printf (bio_err, "-out outfile  output filename\n");
283 	BIO_printf (bio_err, "-noout        don't output anything, just verify.\n");
284 	BIO_printf (bio_err, "-nomacver     don't verify MAC.\n");
285 	BIO_printf (bio_err, "-nocerts      don't output certificates.\n");
286 	BIO_printf (bio_err, "-clcerts      only output client certificates.\n");
287 	BIO_printf (bio_err, "-cacerts      only output CA certificates.\n");
288 	BIO_printf (bio_err, "-nokeys       don't output private keys.\n");
289 	BIO_printf (bio_err, "-info         give info about PKCS#12 structure.\n");
290 	BIO_printf (bio_err, "-des          encrypt private keys with DES\n");
291 	BIO_printf (bio_err, "-des3         encrypt private keys with triple DES (default)\n");
292 #ifndef OPENSSL_NO_IDEA
293 	BIO_printf (bio_err, "-idea         encrypt private keys with idea\n");
294 #endif
295 #ifndef OPENSSL_NO_AES
296 	BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
297 	BIO_printf (bio_err, "              encrypt PEM output with cbc aes\n");
298 #endif
299 	BIO_printf (bio_err, "-nodes        don't encrypt private keys\n");
300 	BIO_printf (bio_err, "-noiter       don't use encryption iteration\n");
301 	BIO_printf (bio_err, "-maciter      use MAC iteration\n");
302 	BIO_printf (bio_err, "-twopass      separate MAC, encryption passwords\n");
303 	BIO_printf (bio_err, "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
304 	BIO_printf (bio_err, "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
305 	BIO_printf (bio_err, "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
306 	BIO_printf (bio_err, "-keyex        set MS key exchange type\n");
307 	BIO_printf (bio_err, "-keysig       set MS key signature type\n");
308 	BIO_printf (bio_err, "-password p   set import/export password source\n");
309 	BIO_printf (bio_err, "-passin p     input file pass phrase source\n");
310 	BIO_printf (bio_err, "-passout p    output file pass phrase source\n");
311 #ifndef OPENSSL_NO_ENGINE
312 	BIO_printf (bio_err, "-engine e     use engine e, possibly a hardware device.\n");
313 #endif
314 	BIO_printf(bio_err,  "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
315 	BIO_printf(bio_err,  "              load the file (or the files in the directory) into\n");
316 	BIO_printf(bio_err,  "              the random number generator\n");
317     	goto end;
318     }
319 
320 #ifndef OPENSSL_NO_ENGINE
321     e = setup_engine(bio_err, engine, 0);
322 #endif
323 
324     if(passarg) {
325 	if(export_cert) passargout = passarg;
326 	else passargin = passarg;
327     }
328 
329     if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
330 	BIO_printf(bio_err, "Error getting passwords\n");
331 	goto end;
332     }
333 
334     if(!cpass) {
335     	if(export_cert) cpass = passout;
336     	else cpass = passin;
337     }
338 
339     if(cpass) {
340 	mpass = cpass;
341 	noprompt = 1;
342     } else {
343 	cpass = pass;
344 	mpass = macpass;
345     }
346 
347     if(export_cert || inrand) {
348     	app_RAND_load_file(NULL, bio_err, (inrand != NULL));
349         if (inrand != NULL)
350 		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
351 			app_RAND_load_files(inrand));
352     }
353     ERR_load_crypto_strings();
354 
355 #ifdef CRYPTO_MDEBUG
356     CRYPTO_push_info("read files");
357 #endif
358 
359     if (!infile) in = BIO_new_fp(stdin, BIO_NOCLOSE);
360     else in = BIO_new_file(infile, "rb");
361     if (!in) {
362 	    BIO_printf(bio_err, "Error opening input file %s\n",
363 						infile ? infile : "<stdin>");
364 	    perror (infile);
365 	    goto end;
366    }
367 
368 #if 0
369    if (certfile) {
370     	if(!(certsin = BIO_new_file(certfile, "r"))) {
371 	    BIO_printf(bio_err, "Can't open certificate file %s\n", certfile);
372 	    perror (certfile);
373 	    goto end;
374 	}
375     }
376 
377     if (keyname) {
378     	if(!(inkey = BIO_new_file(keyname, "r"))) {
379 	    BIO_printf(bio_err, "Can't key certificate file %s\n", keyname);
380 	    perror (keyname);
381 	    goto end;
382 	}
383      }
384 #endif
385 
386 #ifdef CRYPTO_MDEBUG
387     CRYPTO_pop_info();
388     CRYPTO_push_info("write files");
389 #endif
390 
391     if (!outfile) {
392 	out = BIO_new_fp(stdout, BIO_NOCLOSE);
393 #ifdef OPENSSL_SYS_VMS
394 	{
395 	    BIO *tmpbio = BIO_new(BIO_f_linebuffer());
396 	    out = BIO_push(tmpbio, out);
397 	}
398 #endif
399     } else out = BIO_new_file(outfile, "wb");
400     if (!out) {
401 	BIO_printf(bio_err, "Error opening output file %s\n",
402 						outfile ? outfile : "<stdout>");
403 	perror (outfile);
404 	goto end;
405     }
406     if (twopass) {
407 #ifdef CRYPTO_MDEBUG
408     CRYPTO_push_info("read MAC password");
409 #endif
410 	if(EVP_read_pw_string (macpass, sizeof macpass, "Enter MAC Password:", export_cert))
411 	{
412     	    BIO_printf (bio_err, "Can't read Password\n");
413     	    goto end;
414        	}
415 #ifdef CRYPTO_MDEBUG
416     CRYPTO_pop_info();
417 #endif
418     }
419 
420     if (export_cert) {
421 	EVP_PKEY *key = NULL;
422 	STACK_OF(PKCS12_SAFEBAG) *bags = NULL;
423 	STACK_OF(PKCS7) *safes = NULL;
424 	PKCS12_SAFEBAG *bag = NULL;
425 	PKCS8_PRIV_KEY_INFO *p8 = NULL;
426 	PKCS7 *authsafe = NULL;
427 	X509 *ucert = NULL;
428 	STACK_OF(X509) *certs=NULL;
429 	char *catmp = NULL;
430 	int i;
431 	unsigned char keyid[EVP_MAX_MD_SIZE];
432 	unsigned int keyidlen = 0;
433 
434 #ifdef CRYPTO_MDEBUG
435 	CRYPTO_push_info("process -export_cert");
436 	CRYPTO_push_info("reading private key");
437 #endif
438 	key = load_key(bio_err, keyname ? keyname : infile, FORMAT_PEM, 1,
439 		passin, e, "private key");
440 	if (!key) {
441 		goto export_end;
442 	}
443 
444 #ifdef CRYPTO_MDEBUG
445 	CRYPTO_pop_info();
446 	CRYPTO_push_info("reading certs from input");
447 #endif
448 
449 	/* Load in all certs in input file */
450 	if(!(certs = load_certs(bio_err, infile, FORMAT_PEM, NULL, e,
451 		"certificates"))) {
452 		goto export_end;
453 	}
454 
455 #ifdef CRYPTO_MDEBUG
456 	CRYPTO_pop_info();
457 	CRYPTO_push_info("reading certs from input 2");
458 #endif
459 
460 	for(i = 0; i < sk_X509_num(certs); i++) {
461 		ucert = sk_X509_value(certs, i);
462 		if(X509_check_private_key(ucert, key)) {
463 			X509_digest(ucert, EVP_sha1(), keyid, &keyidlen);
464 			break;
465 		}
466 	}
467 	if(!keyidlen) {
468 		ucert = NULL;
469 		BIO_printf(bio_err, "No certificate matches private key\n");
470 		goto export_end;
471 	}
472 
473 #ifdef CRYPTO_MDEBUG
474 	CRYPTO_pop_info();
475 	CRYPTO_push_info("reading certs from certfile");
476 #endif
477 
478 	bags = sk_PKCS12_SAFEBAG_new_null ();
479 
480 	/* Add any more certificates asked for */
481 	if (certfile) {
482 		STACK_OF(X509) *morecerts=NULL;
483 		if(!(morecerts = load_certs(bio_err, certfile, FORMAT_PEM,
484 					    NULL, e,
485 					    "certificates from certfile"))) {
486 			goto export_end;
487 		}
488 		while(sk_X509_num(morecerts) > 0) {
489 			sk_X509_push(certs, sk_X509_shift(morecerts));
490 		}
491 		sk_X509_free(morecerts);
492  	}
493 
494 #ifdef CRYPTO_MDEBUG
495 	CRYPTO_pop_info();
496 	CRYPTO_push_info("building chain");
497 #endif
498 
499 	/* If chaining get chain from user cert */
500 	if (chain) {
501         	int vret;
502 		STACK_OF(X509) *chain2;
503 		X509_STORE *store = X509_STORE_new();
504 		if (!store)
505 			{
506 			BIO_printf (bio_err, "Memory allocation error\n");
507 			goto export_end;
508 			}
509 		if (!X509_STORE_load_locations(store, CAfile, CApath))
510 			X509_STORE_set_default_paths (store);
511 
512 		vret = get_cert_chain (ucert, store, &chain2);
513 		X509_STORE_free(store);
514 
515 		if (!vret) {
516 		    /* Exclude verified certificate */
517 		    for (i = 1; i < sk_X509_num (chain2) ; i++)
518 			sk_X509_push(certs, sk_X509_value (chain2, i));
519 		    /* Free first certificate */
520 		    X509_free(sk_X509_value(chain2, 0));
521 		    sk_X509_free(chain2);
522 		} else {
523 			BIO_printf (bio_err, "Error %s getting chain.\n",
524 					X509_verify_cert_error_string(vret));
525 			goto export_end;
526 		}
527     	}
528 
529 #ifdef CRYPTO_MDEBUG
530 	CRYPTO_pop_info();
531 	CRYPTO_push_info("building bags");
532 #endif
533 
534 	/* We now have loads of certificates: include them all */
535 	for(i = 0; i < sk_X509_num(certs); i++) {
536 		X509 *cert = NULL;
537 		cert = sk_X509_value(certs, i);
538 		bag = PKCS12_x5092certbag(cert);
539 		/* If it matches private key set id */
540 		if(cert == ucert) {
541 			if(name) PKCS12_add_friendlyname(bag, name, -1);
542 			PKCS12_add_localkeyid(bag, keyid, keyidlen);
543 		} else if((catmp = sk_shift(canames)))
544 				PKCS12_add_friendlyname(bag, catmp, -1);
545 		sk_PKCS12_SAFEBAG_push(bags, bag);
546 	}
547 	sk_X509_pop_free(certs, X509_free);
548 	certs = NULL;
549 
550 #ifdef CRYPTO_MDEBUG
551 	CRYPTO_pop_info();
552 	CRYPTO_push_info("encrypting bags");
553 #endif
554 
555 	if(!noprompt &&
556 		EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:", 1)) {
557 	    BIO_printf (bio_err, "Can't read Password\n");
558 	    goto export_end;
559         }
560 	if (!twopass) strcpy(macpass, pass);
561 	/* Turn certbags into encrypted authsafe */
562 	authsafe = PKCS12_pack_p7encdata(cert_pbe, cpass, -1, NULL, 0,
563 								 iter, bags);
564 	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
565 	bags = NULL;
566 
567 	if (!authsafe) {
568 		ERR_print_errors (bio_err);
569 		goto export_end;
570 	}
571 
572 	safes = sk_PKCS7_new_null ();
573 	sk_PKCS7_push (safes, authsafe);
574 
575 #ifdef CRYPTO_MDEBUG
576 	CRYPTO_pop_info();
577 	CRYPTO_push_info("building shrouded key bag");
578 #endif
579 
580 	/* Make a shrouded key bag */
581 	p8 = EVP_PKEY2PKCS8 (key);
582 	if(keytype) PKCS8_add_keyusage(p8, keytype);
583 	bag = PKCS12_MAKE_SHKEYBAG(key_pbe, cpass, -1, NULL, 0, iter, p8);
584 	PKCS8_PRIV_KEY_INFO_free(p8);
585 	p8 = NULL;
586         if (name) PKCS12_add_friendlyname (bag, name, -1);
587 	if(csp_name) PKCS12_add_CSPName_asc(bag, csp_name, -1);
588 	PKCS12_add_localkeyid (bag, keyid, keyidlen);
589 	bags = sk_PKCS12_SAFEBAG_new_null();
590 	sk_PKCS12_SAFEBAG_push (bags, bag);
591 
592 #ifdef CRYPTO_MDEBUG
593 	CRYPTO_pop_info();
594 	CRYPTO_push_info("encrypting shrouded key bag");
595 #endif
596 
597 	/* Turn it into unencrypted safe bag */
598 	authsafe = PKCS12_pack_p7data (bags);
599 	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
600 	bags = NULL;
601 	sk_PKCS7_push (safes, authsafe);
602 
603 #ifdef CRYPTO_MDEBUG
604 	CRYPTO_pop_info();
605 	CRYPTO_push_info("building pkcs12");
606 #endif
607 
608 	p12 = PKCS12_init(NID_pkcs7_data);
609 
610 	PKCS12_pack_authsafes(p12, safes);
611 
612 	sk_PKCS7_pop_free(safes, PKCS7_free);
613 	safes = NULL;
614 
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 (safes) sk_PKCS7_pop_free(safes, PKCS7_free);
636 	if (bags) sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
637 
638 #ifdef CRYPTO_MDEBUG
639 	CRYPTO_pop_info();
640 #endif
641 	goto end;
642 
643     }
644 
645     if (!(p12 = d2i_PKCS12_bio (in, NULL))) {
646 	ERR_print_errors(bio_err);
647 	goto end;
648     }
649 
650 #ifdef CRYPTO_MDEBUG
651     CRYPTO_push_info("read import password");
652 #endif
653     if(!noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:", 0)) {
654 	BIO_printf (bio_err, "Can't read Password\n");
655 	goto end;
656     }
657 #ifdef CRYPTO_MDEBUG
658     CRYPTO_pop_info();
659 #endif
660 
661     if (!twopass) strcpy(macpass, pass);
662 
663     if (options & INFO) BIO_printf (bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get (p12->mac->iter) : 1);
664     if(macver) {
665 #ifdef CRYPTO_MDEBUG
666     CRYPTO_push_info("verify MAC");
667 #endif
668 	/* If we enter empty password try no password first */
669 	if(!macpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
670 		/* If mac and crypto pass the same set it to NULL too */
671 		if(!twopass) cpass = NULL;
672 	} else if (!PKCS12_verify_mac(p12, mpass, -1)) {
673 	    BIO_printf (bio_err, "Mac verify error: invalid password?\n");
674 	    ERR_print_errors (bio_err);
675 	    goto end;
676 	}
677 	BIO_printf (bio_err, "MAC verified OK\n");
678 #ifdef CRYPTO_MDEBUG
679     CRYPTO_pop_info();
680 #endif
681     }
682 
683 #ifdef CRYPTO_MDEBUG
684     CRYPTO_push_info("output keys and certificates");
685 #endif
686     if (!dump_certs_keys_p12 (out, p12, cpass, -1, options, passout)) {
687 	BIO_printf(bio_err, "Error outputting keys and certificates\n");
688 	ERR_print_errors (bio_err);
689 	goto end;
690     }
691 #ifdef CRYPTO_MDEBUG
692     CRYPTO_pop_info();
693 #endif
694     ret = 0;
695  end:
696     if (p12) PKCS12_free(p12);
697     if(export_cert || inrand) app_RAND_write_file(NULL, bio_err);
698 #ifdef CRYPTO_MDEBUG
699     CRYPTO_remove_all_info();
700 #endif
701     BIO_free(in);
702     BIO_free_all(out);
703     if (canames) sk_free(canames);
704     if(passin) OPENSSL_free(passin);
705     if(passout) OPENSSL_free(passout);
706     apps_shutdown();
707     OPENSSL_EXIT(ret);
708 }
709 
710 int dump_certs_keys_p12 (BIO *out, PKCS12 *p12, char *pass,
711 	     int passlen, int options, char *pempass)
712 {
713 	STACK_OF(PKCS7) *asafes;
714 	STACK_OF(PKCS12_SAFEBAG) *bags;
715 	int i, bagnid;
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) return 0;
734 	    	if (!dump_certs_pkeys_bags (out, bags, pass, passlen,
735 						 options, pempass)) {
736 			sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
737 			return 0;
738 		}
739 		sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
740 	}
741 	sk_PKCS7_pop_free (asafes, PKCS7_free);
742 	return 1;
743 }
744 
745 int dump_certs_pkeys_bags (BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
746 			   char *pass, int passlen, int options, char *pempass)
747 {
748 	int i;
749 	for (i = 0; i < sk_PKCS12_SAFEBAG_num (bags); i++) {
750 		if (!dump_certs_pkeys_bag (out,
751 					   sk_PKCS12_SAFEBAG_value (bags, i),
752 					   pass, passlen,
753 					   options, pempass))
754 		    return 0;
755 	}
756 	return 1;
757 }
758 
759 int dump_certs_pkeys_bag (BIO *out, PKCS12_SAFEBAG *bag, char *pass,
760 	     int passlen, int options, char *pempass)
761 {
762 	EVP_PKEY *pkey;
763 	PKCS8_PRIV_KEY_INFO *p8;
764 	X509 *x509;
765 
766 	switch (M_PKCS12_bag_type(bag))
767 	{
768 	case NID_keyBag:
769 		if (options & INFO) BIO_printf (bio_err, "Key bag\n");
770 		if (options & NOKEYS) return 1;
771 		print_attribs (out, bag->attrib, "Bag Attributes");
772 		p8 = bag->value.keybag;
773 		if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
774 		print_attribs (out, p8->attributes, "Key Attributes");
775 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
776 		EVP_PKEY_free(pkey);
777 	break;
778 
779 	case NID_pkcs8ShroudedKeyBag:
780 		if (options & INFO) {
781 			BIO_printf (bio_err, "Shrouded Keybag: ");
782 			alg_print (bio_err, bag->value.shkeybag->algor);
783 		}
784 		if (options & NOKEYS) return 1;
785 		print_attribs (out, bag->attrib, "Bag Attributes");
786 		if (!(p8 = PKCS12_decrypt_skey(bag, pass, passlen)))
787 				return 0;
788 		if (!(pkey = EVP_PKCS82PKEY (p8))) {
789 			PKCS8_PRIV_KEY_INFO_free(p8);
790 			return 0;
791 		}
792 		print_attribs (out, p8->attributes, "Key Attributes");
793 		PKCS8_PRIV_KEY_INFO_free(p8);
794 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
795 		EVP_PKEY_free(pkey);
796 	break;
797 
798 	case NID_certBag:
799 		if (options & INFO) BIO_printf (bio_err, "Certificate bag\n");
800 		if (options & NOCERTS) return 1;
801                 if (PKCS12_get_attr(bag, NID_localKeyID)) {
802 			if (options & CACERTS) return 1;
803 		} else if (options & CLCERTS) return 1;
804 		print_attribs (out, bag->attrib, "Bag Attributes");
805 		if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate )
806 								 return 1;
807 		if (!(x509 = PKCS12_certbag2x509(bag))) return 0;
808 		dump_cert_text (out, x509);
809 		PEM_write_bio_X509 (out, x509);
810 		X509_free(x509);
811 	break;
812 
813 	case NID_safeContentsBag:
814 		if (options & INFO) BIO_printf (bio_err, "Safe Contents bag\n");
815 		print_attribs (out, bag->attrib, "Bag Attributes");
816 		return dump_certs_pkeys_bags (out, bag->value.safes, pass,
817 							    passlen, options, pempass);
818 
819 	default:
820 		BIO_printf (bio_err, "Warning unsupported bag type: ");
821 		i2a_ASN1_OBJECT (bio_err, bag->type);
822 		BIO_printf (bio_err, "\n");
823 		return 1;
824 	break;
825 	}
826 	return 1;
827 }
828 
829 /* Given a single certificate return a verified chain or NULL if error */
830 
831 /* Hope this is OK .... */
832 
833 int get_cert_chain (X509 *cert, X509_STORE *store, STACK_OF(X509) **chain)
834 {
835 	X509_STORE_CTX store_ctx;
836 	STACK_OF(X509) *chn;
837 	int i;
838 
839 	/* FIXME: Should really check the return status of X509_STORE_CTX_init
840 	 * for an error, but how that fits into the return value of this
841 	 * function is less obvious. */
842 	X509_STORE_CTX_init(&store_ctx, store, cert, NULL);
843 	if (X509_verify_cert(&store_ctx) <= 0) {
844 		i = X509_STORE_CTX_get_error (&store_ctx);
845 		goto err;
846 	}
847 	chn =  X509_STORE_CTX_get1_chain(&store_ctx);
848 	i = 0;
849 	*chain = chn;
850 err:
851 	X509_STORE_CTX_cleanup(&store_ctx);
852 
853 	return i;
854 }
855 
856 int alg_print (BIO *x, X509_ALGOR *alg)
857 {
858 	PBEPARAM *pbe;
859 	unsigned char *p;
860 	p = alg->parameter->value.sequence->data;
861 	pbe = d2i_PBEPARAM (NULL, &p, alg->parameter->value.sequence->length);
862 	BIO_printf (bio_err, "%s, Iteration %d\n",
863 	OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)), ASN1_INTEGER_get(pbe->iter));
864 	PBEPARAM_free (pbe);
865 	return 0;
866 }
867 
868 /* Load all certificates from a given file */
869 
870 int cert_load(BIO *in, STACK_OF(X509) *sk)
871 {
872 	int ret;
873 	X509 *cert;
874 	ret = 0;
875 #ifdef CRYPTO_MDEBUG
876 	CRYPTO_push_info("cert_load(): reading one cert");
877 #endif
878 	while((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
879 #ifdef CRYPTO_MDEBUG
880 		CRYPTO_pop_info();
881 #endif
882 		ret = 1;
883 		sk_X509_push(sk, cert);
884 #ifdef CRYPTO_MDEBUG
885 		CRYPTO_push_info("cert_load(): reading one cert");
886 #endif
887 	}
888 #ifdef CRYPTO_MDEBUG
889 	CRYPTO_pop_info();
890 #endif
891 	if(ret) ERR_clear_error();
892 	return ret;
893 }
894 
895 /* Generalised attribute print: handle PKCS#8 and bag attributes */
896 
897 int print_attribs (BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst, char *name)
898 {
899 	X509_ATTRIBUTE *attr;
900 	ASN1_TYPE *av;
901 	char *value;
902 	int i, attr_nid;
903 	if(!attrlst) {
904 		BIO_printf(out, "%s: <No Attributes>\n", name);
905 		return 1;
906 	}
907 	if(!sk_X509_ATTRIBUTE_num(attrlst)) {
908 		BIO_printf(out, "%s: <Empty Attributes>\n", name);
909 		return 1;
910 	}
911 	BIO_printf(out, "%s\n", name);
912 	for(i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
913 		attr = sk_X509_ATTRIBUTE_value(attrlst, i);
914 		attr_nid = OBJ_obj2nid(attr->object);
915 		BIO_printf(out, "    ");
916 		if(attr_nid == NID_undef) {
917 			i2a_ASN1_OBJECT (out, attr->object);
918 			BIO_printf(out, ": ");
919 		} else BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
920 
921 		if(sk_ASN1_TYPE_num(attr->value.set)) {
922 			av = sk_ASN1_TYPE_value(attr->value.set, 0);
923 			switch(av->type) {
924 				case V_ASN1_BMPSTRING:
925         			value = uni2asc(av->value.bmpstring->data,
926                                 	       av->value.bmpstring->length);
927 				BIO_printf(out, "%s\n", value);
928 				OPENSSL_free(value);
929 				break;
930 
931 				case V_ASN1_OCTET_STRING:
932 				hex_prin(out, av->value.octet_string->data,
933 					av->value.octet_string->length);
934 				BIO_printf(out, "\n");
935 				break;
936 
937 				case V_ASN1_BIT_STRING:
938 				hex_prin(out, av->value.bit_string->data,
939 					av->value.bit_string->length);
940 				BIO_printf(out, "\n");
941 				break;
942 
943 				default:
944 					BIO_printf(out, "<Unsupported tag %d>\n", av->type);
945 				break;
946 			}
947 		} else BIO_printf(out, "<No Values>\n");
948 	}
949 	return 1;
950 }
951 
952 void hex_prin(BIO *out, unsigned char *buf, int len)
953 {
954 	int i;
955 	for (i = 0; i < len; i++) BIO_printf (out, "%02X ", buf[i]);
956 }
957 
958 #endif
959