xref: /freebsd/crypto/openssl/apps/pkcs12.c (revision 4b2eaea43fec8e8792be611dea204071a10b655a)
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     char *engine=NULL;
124 
125     apps_startup();
126 
127     enc = EVP_des_ede3_cbc();
128     if (bio_err == NULL ) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
129 
130 	if (!load_config(bio_err, NULL))
131 		goto end;
132 
133     args = argv + 1;
134 
135 
136     while (*args) {
137 	if (*args[0] == '-') {
138 		if (!strcmp (*args, "-nokeys")) options |= NOKEYS;
139 		else if (!strcmp (*args, "-keyex")) keytype = KEY_EX;
140 		else if (!strcmp (*args, "-keysig")) keytype = KEY_SIG;
141 		else if (!strcmp (*args, "-nocerts")) options |= NOCERTS;
142 		else if (!strcmp (*args, "-clcerts")) options |= CLCERTS;
143 		else if (!strcmp (*args, "-cacerts")) options |= CACERTS;
144 		else if (!strcmp (*args, "-noout")) options |= (NOKEYS|NOCERTS);
145 		else if (!strcmp (*args, "-info")) options |= INFO;
146 		else if (!strcmp (*args, "-chain")) chain = 1;
147 		else if (!strcmp (*args, "-twopass")) twopass = 1;
148 		else if (!strcmp (*args, "-nomacver")) macver = 0;
149 		else if (!strcmp (*args, "-descert"))
150     			cert_pbe = NID_pbe_WithSHA1And3_Key_TripleDES_CBC;
151 		else if (!strcmp (*args, "-export")) export_cert = 1;
152 		else if (!strcmp (*args, "-des")) enc=EVP_des_cbc();
153 #ifndef OPENSSL_NO_IDEA
154 		else if (!strcmp (*args, "-idea")) enc=EVP_idea_cbc();
155 #endif
156 		else if (!strcmp (*args, "-des3")) enc = EVP_des_ede3_cbc();
157 #ifndef OPENSSL_NO_AES
158 		else if (!strcmp(*args,"-aes128")) enc=EVP_aes_128_cbc();
159 		else if (!strcmp(*args,"-aes192")) enc=EVP_aes_192_cbc();
160 		else if (!strcmp(*args,"-aes256")) enc=EVP_aes_256_cbc();
161 #endif
162 		else if (!strcmp (*args, "-noiter")) iter = 1;
163 		else if (!strcmp (*args, "-maciter"))
164 					 maciter = PKCS12_DEFAULT_ITER;
165 		else if (!strcmp (*args, "-nomaciter"))
166 					 maciter = 1;
167 		else if (!strcmp (*args, "-nodes")) enc=NULL;
168 		else if (!strcmp (*args, "-certpbe")) {
169 			if (args[1]) {
170 				args++;
171 				cert_pbe=OBJ_txt2nid(*args);
172 				if(cert_pbe == NID_undef) {
173 					BIO_printf(bio_err,
174 						 "Unknown PBE algorithm %s\n", *args);
175 					badarg = 1;
176 				}
177 			} else badarg = 1;
178 		} else if (!strcmp (*args, "-keypbe")) {
179 			if (args[1]) {
180 				args++;
181 				key_pbe=OBJ_txt2nid(*args);
182 				if(key_pbe == NID_undef) {
183 					BIO_printf(bio_err,
184 						 "Unknown PBE algorithm %s\n", *args);
185 					badarg = 1;
186 				}
187 			} else badarg = 1;
188 		} else if (!strcmp (*args, "-rand")) {
189 		    if (args[1]) {
190 			args++;
191 			inrand = *args;
192 		    } else badarg = 1;
193 		} else if (!strcmp (*args, "-inkey")) {
194 		    if (args[1]) {
195 			args++;
196 			keyname = *args;
197 		    } else badarg = 1;
198 		} else if (!strcmp (*args, "-certfile")) {
199 		    if (args[1]) {
200 			args++;
201 			certfile = *args;
202 		    } else badarg = 1;
203 		} else if (!strcmp (*args, "-name")) {
204 		    if (args[1]) {
205 			args++;
206 			name = *args;
207 		    } else badarg = 1;
208 		} else if (!strcmp (*args, "-CSP")) {
209 		    if (args[1]) {
210 			args++;
211 			csp_name = *args;
212 		    } else badarg = 1;
213 		} else if (!strcmp (*args, "-caname")) {
214 		    if (args[1]) {
215 			args++;
216 			if (!canames) canames = sk_new_null();
217 			sk_push(canames, *args);
218 		    } else badarg = 1;
219 		} else if (!strcmp (*args, "-in")) {
220 		    if (args[1]) {
221 			args++;
222 			infile = *args;
223 		    } else badarg = 1;
224 		} else if (!strcmp (*args, "-out")) {
225 		    if (args[1]) {
226 			args++;
227 			outfile = *args;
228 		    } else badarg = 1;
229 		} else if (!strcmp(*args,"-passin")) {
230 		    if (args[1]) {
231 			args++;
232 			passargin = *args;
233 		    } else badarg = 1;
234 		} else if (!strcmp(*args,"-passout")) {
235 		    if (args[1]) {
236 			args++;
237 			passargout = *args;
238 		    } else badarg = 1;
239 		} else if (!strcmp (*args, "-password")) {
240 		    if (args[1]) {
241 			args++;
242 			passarg = *args;
243 		    	noprompt = 1;
244 		    } else badarg = 1;
245 		} else if (!strcmp(*args,"-CApath")) {
246 		    if (args[1]) {
247 			args++;
248 			CApath = *args;
249 		    } else badarg = 1;
250 		} else if (!strcmp(*args,"-CAfile")) {
251 		    if (args[1]) {
252 			args++;
253 			CAfile = *args;
254 		    } else badarg = 1;
255 		} else if (!strcmp(*args,"-engine")) {
256 		    if (args[1]) {
257 			args++;
258 			engine = *args;
259 		    } else badarg = 1;
260 		} else badarg = 1;
261 
262 	} else badarg = 1;
263 	args++;
264     }
265 
266     if (badarg) {
267 	BIO_printf (bio_err, "Usage: pkcs12 [options]\n");
268 	BIO_printf (bio_err, "where options are\n");
269 	BIO_printf (bio_err, "-export       output PKCS12 file\n");
270 	BIO_printf (bio_err, "-chain        add certificate chain\n");
271 	BIO_printf (bio_err, "-inkey file   private key if not infile\n");
272 	BIO_printf (bio_err, "-certfile f   add all certs in f\n");
273 	BIO_printf (bio_err, "-CApath arg   - PEM format directory of CA's\n");
274 	BIO_printf (bio_err, "-CAfile arg   - PEM format file of CA's\n");
275 	BIO_printf (bio_err, "-name \"name\"  use name as friendly name\n");
276 	BIO_printf (bio_err, "-caname \"nm\"  use nm as CA friendly name (can be used more than once).\n");
277 	BIO_printf (bio_err, "-in  infile   input filename\n");
278 	BIO_printf (bio_err, "-out outfile  output filename\n");
279 	BIO_printf (bio_err, "-noout        don't output anything, just verify.\n");
280 	BIO_printf (bio_err, "-nomacver     don't verify MAC.\n");
281 	BIO_printf (bio_err, "-nocerts      don't output certificates.\n");
282 	BIO_printf (bio_err, "-clcerts      only output client certificates.\n");
283 	BIO_printf (bio_err, "-cacerts      only output CA certificates.\n");
284 	BIO_printf (bio_err, "-nokeys       don't output private keys.\n");
285 	BIO_printf (bio_err, "-info         give info about PKCS#12 structure.\n");
286 	BIO_printf (bio_err, "-des          encrypt private keys with DES\n");
287 	BIO_printf (bio_err, "-des3         encrypt private keys with triple DES (default)\n");
288 #ifndef OPENSSL_NO_IDEA
289 	BIO_printf (bio_err, "-idea         encrypt private keys with idea\n");
290 #endif
291 #ifndef OPENSSL_NO_AES
292 	BIO_printf (bio_err, "-aes128, -aes192, -aes256\n");
293 	BIO_printf (bio_err, "              encrypt PEM output with cbc aes\n");
294 #endif
295 	BIO_printf (bio_err, "-nodes        don't encrypt private keys\n");
296 	BIO_printf (bio_err, "-noiter       don't use encryption iteration\n");
297 	BIO_printf (bio_err, "-maciter      use MAC iteration\n");
298 	BIO_printf (bio_err, "-twopass      separate MAC, encryption passwords\n");
299 	BIO_printf (bio_err, "-descert      encrypt PKCS#12 certificates with triple DES (default RC2-40)\n");
300 	BIO_printf (bio_err, "-certpbe alg  specify certificate PBE algorithm (default RC2-40)\n");
301 	BIO_printf (bio_err, "-keypbe alg   specify private key PBE algorithm (default 3DES)\n");
302 	BIO_printf (bio_err, "-keyex        set MS key exchange type\n");
303 	BIO_printf (bio_err, "-keysig       set MS key signature type\n");
304 	BIO_printf (bio_err, "-password p   set import/export password source\n");
305 	BIO_printf (bio_err, "-passin p     input file pass phrase source\n");
306 	BIO_printf (bio_err, "-passout p    output file pass phrase source\n");
307 	BIO_printf (bio_err, "-engine e     use engine e, possibly a hardware device.\n");
308 	BIO_printf(bio_err,  "-rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
309 	BIO_printf(bio_err,  "              load the file (or the files in the directory) into\n");
310 	BIO_printf(bio_err,  "              the random number generator\n");
311     	goto end;
312     }
313 
314     e = setup_engine(bio_err, engine, 0);
315 
316     if(passarg) {
317 	if(export_cert) passargout = passarg;
318 	else passargin = passarg;
319     }
320 
321     if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
322 	BIO_printf(bio_err, "Error getting passwords\n");
323 	goto end;
324     }
325 
326     if(!cpass) {
327     	if(export_cert) cpass = passout;
328     	else cpass = passin;
329     }
330 
331     if(cpass) {
332 	mpass = cpass;
333 	noprompt = 1;
334     } else {
335 	cpass = pass;
336 	mpass = macpass;
337     }
338 
339     if(export_cert || inrand) {
340     	app_RAND_load_file(NULL, bio_err, (inrand != NULL));
341         if (inrand != NULL)
342 		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",
343 			app_RAND_load_files(inrand));
344     }
345     ERR_load_crypto_strings();
346 
347 #ifdef CRYPTO_MDEBUG
348     CRYPTO_push_info("read files");
349 #endif
350 
351     if (!infile) in = BIO_new_fp(stdin, BIO_NOCLOSE);
352     else in = BIO_new_file(infile, "rb");
353     if (!in) {
354 	    BIO_printf(bio_err, "Error opening input file %s\n",
355 						infile ? infile : "<stdin>");
356 	    perror (infile);
357 	    goto end;
358    }
359 
360 #if 0
361    if (certfile) {
362     	if(!(certsin = BIO_new_file(certfile, "r"))) {
363 	    BIO_printf(bio_err, "Can't open certificate file %s\n", certfile);
364 	    perror (certfile);
365 	    goto end;
366 	}
367     }
368 
369     if (keyname) {
370     	if(!(inkey = BIO_new_file(keyname, "r"))) {
371 	    BIO_printf(bio_err, "Can't key certificate file %s\n", keyname);
372 	    perror (keyname);
373 	    goto end;
374 	}
375      }
376 #endif
377 
378 #ifdef CRYPTO_MDEBUG
379     CRYPTO_pop_info();
380     CRYPTO_push_info("write files");
381 #endif
382 
383     if (!outfile) {
384 	out = BIO_new_fp(stdout, BIO_NOCLOSE);
385 #ifdef OPENSSL_SYS_VMS
386 	{
387 	    BIO *tmpbio = BIO_new(BIO_f_linebuffer());
388 	    out = BIO_push(tmpbio, out);
389 	}
390 #endif
391     } else out = BIO_new_file(outfile, "wb");
392     if (!out) {
393 	BIO_printf(bio_err, "Error opening output file %s\n",
394 						outfile ? outfile : "<stdout>");
395 	perror (outfile);
396 	goto end;
397     }
398     if (twopass) {
399 #ifdef CRYPTO_MDEBUG
400     CRYPTO_push_info("read MAC password");
401 #endif
402 	if(EVP_read_pw_string (macpass, sizeof macpass, "Enter MAC Password:", export_cert))
403 	{
404     	    BIO_printf (bio_err, "Can't read Password\n");
405     	    goto end;
406        	}
407 #ifdef CRYPTO_MDEBUG
408     CRYPTO_pop_info();
409 #endif
410     }
411 
412     if (export_cert) {
413 	EVP_PKEY *key = NULL;
414 	STACK_OF(PKCS12_SAFEBAG) *bags = NULL;
415 	STACK_OF(PKCS7) *safes = NULL;
416 	PKCS12_SAFEBAG *bag = NULL;
417 	PKCS8_PRIV_KEY_INFO *p8 = NULL;
418 	PKCS7 *authsafe = NULL;
419 	X509 *ucert = NULL;
420 	STACK_OF(X509) *certs=NULL;
421 	char *catmp = NULL;
422 	int i;
423 	unsigned char keyid[EVP_MAX_MD_SIZE];
424 	unsigned int keyidlen = 0;
425 
426 #ifdef CRYPTO_MDEBUG
427 	CRYPTO_push_info("process -export_cert");
428 	CRYPTO_push_info("reading private key");
429 #endif
430 	key = load_key(bio_err, keyname ? keyname : infile, FORMAT_PEM, 1,
431 		passin, e, "private key");
432 	if (!key) {
433 		goto export_end;
434 	}
435 
436 #ifdef CRYPTO_MDEBUG
437 	CRYPTO_pop_info();
438 	CRYPTO_push_info("reading certs from input");
439 #endif
440 
441 	/* Load in all certs in input file */
442 	if(!(certs = load_certs(bio_err, infile, FORMAT_PEM, NULL, e,
443 		"certificates"))) {
444 		goto export_end;
445 	}
446 
447 #ifdef CRYPTO_MDEBUG
448 	CRYPTO_pop_info();
449 	CRYPTO_push_info("reading certs from input 2");
450 #endif
451 
452 	for(i = 0; i < sk_X509_num(certs); i++) {
453 		ucert = sk_X509_value(certs, i);
454 		if(X509_check_private_key(ucert, key)) {
455 			X509_digest(ucert, EVP_sha1(), keyid, &keyidlen);
456 			break;
457 		}
458 	}
459 	if(!keyidlen) {
460 		ucert = NULL;
461 		BIO_printf(bio_err, "No certificate matches private key\n");
462 		goto export_end;
463 	}
464 
465 #ifdef CRYPTO_MDEBUG
466 	CRYPTO_pop_info();
467 	CRYPTO_push_info("reading certs from certfile");
468 #endif
469 
470 	bags = sk_PKCS12_SAFEBAG_new_null ();
471 
472 	/* Add any more certificates asked for */
473 	if (certfile) {
474 		STACK_OF(X509) *morecerts=NULL;
475 		if(!(morecerts = load_certs(bio_err, certfile, FORMAT_PEM,
476 					    NULL, e,
477 					    "certificates from certfile"))) {
478 			goto export_end;
479 		}
480 		while(sk_X509_num(morecerts) > 0) {
481 			sk_X509_push(certs, sk_X509_shift(morecerts));
482 		}
483 		sk_X509_free(morecerts);
484  	}
485 
486 #ifdef CRYPTO_MDEBUG
487 	CRYPTO_pop_info();
488 	CRYPTO_push_info("building chain");
489 #endif
490 
491 	/* If chaining get chain from user cert */
492 	if (chain) {
493         	int vret;
494 		STACK_OF(X509) *chain2;
495 		X509_STORE *store = X509_STORE_new();
496 		if (!store)
497 			{
498 			BIO_printf (bio_err, "Memory allocation error\n");
499 			goto export_end;
500 			}
501 		if (!X509_STORE_load_locations(store, CAfile, CApath))
502 			X509_STORE_set_default_paths (store);
503 
504 		vret = get_cert_chain (ucert, store, &chain2);
505 		X509_STORE_free(store);
506 
507 		if (!vret) {
508 		    /* Exclude verified certificate */
509 		    for (i = 1; i < sk_X509_num (chain2) ; i++)
510 			sk_X509_push(certs, sk_X509_value (chain2, i));
511 		    /* Free first certificate */
512 		    X509_free(sk_X509_value(chain2, 0));
513 		    sk_X509_free(chain2);
514 		} else {
515 			BIO_printf (bio_err, "Error %s getting chain.\n",
516 					X509_verify_cert_error_string(vret));
517 			goto export_end;
518 		}
519     	}
520 
521 #ifdef CRYPTO_MDEBUG
522 	CRYPTO_pop_info();
523 	CRYPTO_push_info("building bags");
524 #endif
525 
526 	/* We now have loads of certificates: include them all */
527 	for(i = 0; i < sk_X509_num(certs); i++) {
528 		X509 *cert = NULL;
529 		cert = sk_X509_value(certs, i);
530 		bag = PKCS12_x5092certbag(cert);
531 		/* If it matches private key set id */
532 		if(cert == ucert) {
533 			if(name) PKCS12_add_friendlyname(bag, name, -1);
534 			PKCS12_add_localkeyid(bag, keyid, keyidlen);
535 		} else if((catmp = sk_shift(canames)))
536 				PKCS12_add_friendlyname(bag, catmp, -1);
537 		sk_PKCS12_SAFEBAG_push(bags, bag);
538 	}
539 	sk_X509_pop_free(certs, X509_free);
540 	certs = NULL;
541 
542 #ifdef CRYPTO_MDEBUG
543 	CRYPTO_pop_info();
544 	CRYPTO_push_info("encrypting bags");
545 #endif
546 
547 	if(!noprompt &&
548 		EVP_read_pw_string(pass, sizeof pass, "Enter Export Password:", 1)) {
549 	    BIO_printf (bio_err, "Can't read Password\n");
550 	    goto export_end;
551         }
552 	if (!twopass) strcpy(macpass, pass);
553 	/* Turn certbags into encrypted authsafe */
554 	authsafe = PKCS12_pack_p7encdata(cert_pbe, cpass, -1, NULL, 0,
555 								 iter, bags);
556 	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
557 	bags = NULL;
558 
559 	if (!authsafe) {
560 		ERR_print_errors (bio_err);
561 		goto export_end;
562 	}
563 
564 	safes = sk_PKCS7_new_null ();
565 	sk_PKCS7_push (safes, authsafe);
566 
567 #ifdef CRYPTO_MDEBUG
568 	CRYPTO_pop_info();
569 	CRYPTO_push_info("building shrouded key bag");
570 #endif
571 
572 	/* Make a shrouded key bag */
573 	p8 = EVP_PKEY2PKCS8 (key);
574 	if(keytype) PKCS8_add_keyusage(p8, keytype);
575 	bag = PKCS12_MAKE_SHKEYBAG(key_pbe, cpass, -1, NULL, 0, iter, p8);
576 	PKCS8_PRIV_KEY_INFO_free(p8);
577 	p8 = NULL;
578         if (name) PKCS12_add_friendlyname (bag, name, -1);
579 	if(csp_name) PKCS12_add_CSPName_asc(bag, csp_name, -1);
580 	PKCS12_add_localkeyid (bag, keyid, keyidlen);
581 	bags = sk_PKCS12_SAFEBAG_new_null();
582 	sk_PKCS12_SAFEBAG_push (bags, bag);
583 
584 #ifdef CRYPTO_MDEBUG
585 	CRYPTO_pop_info();
586 	CRYPTO_push_info("encrypting shrouded key bag");
587 #endif
588 
589 	/* Turn it into unencrypted safe bag */
590 	authsafe = PKCS12_pack_p7data (bags);
591 	sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
592 	bags = NULL;
593 	sk_PKCS7_push (safes, authsafe);
594 
595 #ifdef CRYPTO_MDEBUG
596 	CRYPTO_pop_info();
597 	CRYPTO_push_info("building pkcs12");
598 #endif
599 
600 	p12 = PKCS12_init(NID_pkcs7_data);
601 
602 	PKCS12_pack_authsafes(p12, safes);
603 
604 	sk_PKCS7_pop_free(safes, PKCS7_free);
605 	safes = NULL;
606 
607 	PKCS12_set_mac (p12, mpass, -1, NULL, 0, maciter, NULL);
608 
609 #ifdef CRYPTO_MDEBUG
610 	CRYPTO_pop_info();
611 	CRYPTO_push_info("writing pkcs12");
612 #endif
613 
614 	i2d_PKCS12_bio (out, p12);
615 
616 	ret = 0;
617 
618     export_end:
619 #ifdef CRYPTO_MDEBUG
620 	CRYPTO_pop_info();
621 	CRYPTO_pop_info();
622 	CRYPTO_push_info("process -export_cert: freeing");
623 #endif
624 
625 	if (key) EVP_PKEY_free(key);
626 	if (certs) sk_X509_pop_free(certs, X509_free);
627 	if (safes) sk_PKCS7_pop_free(safes, PKCS7_free);
628 	if (bags) sk_PKCS12_SAFEBAG_pop_free(bags, PKCS12_SAFEBAG_free);
629 
630 #ifdef CRYPTO_MDEBUG
631 	CRYPTO_pop_info();
632 #endif
633 	goto end;
634 
635     }
636 
637     if (!(p12 = d2i_PKCS12_bio (in, NULL))) {
638 	ERR_print_errors(bio_err);
639 	goto end;
640     }
641 
642 #ifdef CRYPTO_MDEBUG
643     CRYPTO_push_info("read import password");
644 #endif
645     if(!noprompt && EVP_read_pw_string(pass, sizeof pass, "Enter Import Password:", 0)) {
646 	BIO_printf (bio_err, "Can't read Password\n");
647 	goto end;
648     }
649 #ifdef CRYPTO_MDEBUG
650     CRYPTO_pop_info();
651 #endif
652 
653     if (!twopass) strcpy(macpass, pass);
654 
655     if (options & INFO) BIO_printf (bio_err, "MAC Iteration %ld\n", p12->mac->iter ? ASN1_INTEGER_get (p12->mac->iter) : 1);
656     if(macver) {
657 #ifdef CRYPTO_MDEBUG
658     CRYPTO_push_info("verify MAC");
659 #endif
660 	/* If we enter empty password try no password first */
661 	if(!macpass[0] && PKCS12_verify_mac(p12, NULL, 0)) {
662 		/* If mac and crypto pass the same set it to NULL too */
663 		if(!twopass) cpass = NULL;
664 	} else if (!PKCS12_verify_mac(p12, mpass, -1)) {
665 	    BIO_printf (bio_err, "Mac verify error: invalid password?\n");
666 	    ERR_print_errors (bio_err);
667 	    goto end;
668 	}
669 	BIO_printf (bio_err, "MAC verified OK\n");
670 #ifdef CRYPTO_MDEBUG
671     CRYPTO_pop_info();
672 #endif
673     }
674 
675 #ifdef CRYPTO_MDEBUG
676     CRYPTO_push_info("output keys and certificates");
677 #endif
678     if (!dump_certs_keys_p12 (out, p12, cpass, -1, options, passout)) {
679 	BIO_printf(bio_err, "Error outputting keys and certificates\n");
680 	ERR_print_errors (bio_err);
681 	goto end;
682     }
683 #ifdef CRYPTO_MDEBUG
684     CRYPTO_pop_info();
685 #endif
686     ret = 0;
687  end:
688     if (p12) PKCS12_free(p12);
689     if(export_cert || inrand) app_RAND_write_file(NULL, bio_err);
690 #ifdef CRYPTO_MDEBUG
691     CRYPTO_remove_all_info();
692 #endif
693     BIO_free(in);
694     BIO_free_all(out);
695     if (canames) sk_free(canames);
696     if(passin) OPENSSL_free(passin);
697     if(passout) OPENSSL_free(passout);
698     apps_shutdown();
699     OPENSSL_EXIT(ret);
700 }
701 
702 int dump_certs_keys_p12 (BIO *out, PKCS12 *p12, char *pass,
703 	     int passlen, int options, char *pempass)
704 {
705 	STACK_OF(PKCS7) *asafes;
706 	STACK_OF(PKCS12_SAFEBAG) *bags;
707 	int i, bagnid;
708 	PKCS7 *p7;
709 
710 	if (!( asafes = PKCS12_unpack_authsafes(p12))) return 0;
711 	for (i = 0; i < sk_PKCS7_num (asafes); i++) {
712 		p7 = sk_PKCS7_value (asafes, i);
713 		bagnid = OBJ_obj2nid (p7->type);
714 		if (bagnid == NID_pkcs7_data) {
715 			bags = PKCS12_unpack_p7data(p7);
716 			if (options & INFO) BIO_printf (bio_err, "PKCS7 Data\n");
717 		} else if (bagnid == NID_pkcs7_encrypted) {
718 			if (options & INFO) {
719 				BIO_printf(bio_err, "PKCS7 Encrypted data: ");
720 				alg_print(bio_err,
721 					p7->d.encrypted->enc_data->algorithm);
722 			}
723 			bags = PKCS12_unpack_p7encdata(p7, pass, passlen);
724 		} else continue;
725 		if (!bags) return 0;
726 	    	if (!dump_certs_pkeys_bags (out, bags, pass, passlen,
727 						 options, pempass)) {
728 			sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
729 			return 0;
730 		}
731 		sk_PKCS12_SAFEBAG_pop_free (bags, PKCS12_SAFEBAG_free);
732 	}
733 	sk_PKCS7_pop_free (asafes, PKCS7_free);
734 	return 1;
735 }
736 
737 int dump_certs_pkeys_bags (BIO *out, STACK_OF(PKCS12_SAFEBAG) *bags,
738 			   char *pass, int passlen, int options, char *pempass)
739 {
740 	int i;
741 	for (i = 0; i < sk_PKCS12_SAFEBAG_num (bags); i++) {
742 		if (!dump_certs_pkeys_bag (out,
743 					   sk_PKCS12_SAFEBAG_value (bags, i),
744 					   pass, passlen,
745 					   options, pempass))
746 		    return 0;
747 	}
748 	return 1;
749 }
750 
751 int dump_certs_pkeys_bag (BIO *out, PKCS12_SAFEBAG *bag, char *pass,
752 	     int passlen, int options, char *pempass)
753 {
754 	EVP_PKEY *pkey;
755 	PKCS8_PRIV_KEY_INFO *p8;
756 	X509 *x509;
757 
758 	switch (M_PKCS12_bag_type(bag))
759 	{
760 	case NID_keyBag:
761 		if (options & INFO) BIO_printf (bio_err, "Key bag\n");
762 		if (options & NOKEYS) return 1;
763 		print_attribs (out, bag->attrib, "Bag Attributes");
764 		p8 = bag->value.keybag;
765 		if (!(pkey = EVP_PKCS82PKEY (p8))) return 0;
766 		print_attribs (out, p8->attributes, "Key Attributes");
767 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
768 		EVP_PKEY_free(pkey);
769 	break;
770 
771 	case NID_pkcs8ShroudedKeyBag:
772 		if (options & INFO) {
773 			BIO_printf (bio_err, "Shrouded Keybag: ");
774 			alg_print (bio_err, bag->value.shkeybag->algor);
775 		}
776 		if (options & NOKEYS) return 1;
777 		print_attribs (out, bag->attrib, "Bag Attributes");
778 		if (!(p8 = PKCS12_decrypt_skey(bag, pass, passlen)))
779 				return 0;
780 		if (!(pkey = EVP_PKCS82PKEY (p8))) {
781 			PKCS8_PRIV_KEY_INFO_free(p8);
782 			return 0;
783 		}
784 		print_attribs (out, p8->attributes, "Key Attributes");
785 		PKCS8_PRIV_KEY_INFO_free(p8);
786 		PEM_write_bio_PrivateKey (out, pkey, enc, NULL, 0, NULL, pempass);
787 		EVP_PKEY_free(pkey);
788 	break;
789 
790 	case NID_certBag:
791 		if (options & INFO) BIO_printf (bio_err, "Certificate bag\n");
792 		if (options & NOCERTS) return 1;
793                 if (PKCS12_get_attr(bag, NID_localKeyID)) {
794 			if (options & CACERTS) return 1;
795 		} else if (options & CLCERTS) return 1;
796 		print_attribs (out, bag->attrib, "Bag Attributes");
797 		if (M_PKCS12_cert_bag_type(bag) != NID_x509Certificate )
798 								 return 1;
799 		if (!(x509 = PKCS12_certbag2x509(bag))) return 0;
800 		dump_cert_text (out, x509);
801 		PEM_write_bio_X509 (out, x509);
802 		X509_free(x509);
803 	break;
804 
805 	case NID_safeContentsBag:
806 		if (options & INFO) BIO_printf (bio_err, "Safe Contents bag\n");
807 		print_attribs (out, bag->attrib, "Bag Attributes");
808 		return dump_certs_pkeys_bags (out, bag->value.safes, pass,
809 							    passlen, options, pempass);
810 
811 	default:
812 		BIO_printf (bio_err, "Warning unsupported bag type: ");
813 		i2a_ASN1_OBJECT (bio_err, bag->type);
814 		BIO_printf (bio_err, "\n");
815 		return 1;
816 	break;
817 	}
818 	return 1;
819 }
820 
821 /* Given a single certificate return a verified chain or NULL if error */
822 
823 /* Hope this is OK .... */
824 
825 int get_cert_chain (X509 *cert, X509_STORE *store, STACK_OF(X509) **chain)
826 {
827 	X509_STORE_CTX store_ctx;
828 	STACK_OF(X509) *chn;
829 	int i;
830 
831 	/* FIXME: Should really check the return status of X509_STORE_CTX_init
832 	 * for an error, but how that fits into the return value of this
833 	 * function is less obvious. */
834 	X509_STORE_CTX_init(&store_ctx, store, cert, NULL);
835 	if (X509_verify_cert(&store_ctx) <= 0) {
836 		i = X509_STORE_CTX_get_error (&store_ctx);
837 		goto err;
838 	}
839 	chn =  X509_STORE_CTX_get1_chain(&store_ctx);
840 	i = 0;
841 	*chain = chn;
842 err:
843 	X509_STORE_CTX_cleanup(&store_ctx);
844 
845 	return i;
846 }
847 
848 int alg_print (BIO *x, X509_ALGOR *alg)
849 {
850 	PBEPARAM *pbe;
851 	unsigned char *p;
852 	p = alg->parameter->value.sequence->data;
853 	pbe = d2i_PBEPARAM (NULL, &p, alg->parameter->value.sequence->length);
854 	BIO_printf (bio_err, "%s, Iteration %d\n",
855 	OBJ_nid2ln(OBJ_obj2nid(alg->algorithm)), ASN1_INTEGER_get(pbe->iter));
856 	PBEPARAM_free (pbe);
857 	return 0;
858 }
859 
860 /* Load all certificates from a given file */
861 
862 int cert_load(BIO *in, STACK_OF(X509) *sk)
863 {
864 	int ret;
865 	X509 *cert;
866 	ret = 0;
867 #ifdef CRYPTO_MDEBUG
868 	CRYPTO_push_info("cert_load(): reading one cert");
869 #endif
870 	while((cert = PEM_read_bio_X509(in, NULL, NULL, NULL))) {
871 #ifdef CRYPTO_MDEBUG
872 		CRYPTO_pop_info();
873 #endif
874 		ret = 1;
875 		sk_X509_push(sk, cert);
876 #ifdef CRYPTO_MDEBUG
877 		CRYPTO_push_info("cert_load(): reading one cert");
878 #endif
879 	}
880 #ifdef CRYPTO_MDEBUG
881 	CRYPTO_pop_info();
882 #endif
883 	if(ret) ERR_clear_error();
884 	return ret;
885 }
886 
887 /* Generalised attribute print: handle PKCS#8 and bag attributes */
888 
889 int print_attribs (BIO *out, STACK_OF(X509_ATTRIBUTE) *attrlst, char *name)
890 {
891 	X509_ATTRIBUTE *attr;
892 	ASN1_TYPE *av;
893 	char *value;
894 	int i, attr_nid;
895 	if(!attrlst) {
896 		BIO_printf(out, "%s: <No Attributes>\n", name);
897 		return 1;
898 	}
899 	if(!sk_X509_ATTRIBUTE_num(attrlst)) {
900 		BIO_printf(out, "%s: <Empty Attributes>\n", name);
901 		return 1;
902 	}
903 	BIO_printf(out, "%s\n", name);
904 	for(i = 0; i < sk_X509_ATTRIBUTE_num(attrlst); i++) {
905 		attr = sk_X509_ATTRIBUTE_value(attrlst, i);
906 		attr_nid = OBJ_obj2nid(attr->object);
907 		BIO_printf(out, "    ");
908 		if(attr_nid == NID_undef) {
909 			i2a_ASN1_OBJECT (out, attr->object);
910 			BIO_printf(out, ": ");
911 		} else BIO_printf(out, "%s: ", OBJ_nid2ln(attr_nid));
912 
913 		if(sk_ASN1_TYPE_num(attr->value.set)) {
914 			av = sk_ASN1_TYPE_value(attr->value.set, 0);
915 			switch(av->type) {
916 				case V_ASN1_BMPSTRING:
917         			value = uni2asc(av->value.bmpstring->data,
918                                 	       av->value.bmpstring->length);
919 				BIO_printf(out, "%s\n", value);
920 				OPENSSL_free(value);
921 				break;
922 
923 				case V_ASN1_OCTET_STRING:
924 				hex_prin(out, av->value.octet_string->data,
925 					av->value.octet_string->length);
926 				BIO_printf(out, "\n");
927 				break;
928 
929 				case V_ASN1_BIT_STRING:
930 				hex_prin(out, av->value.bit_string->data,
931 					av->value.bit_string->length);
932 				BIO_printf(out, "\n");
933 				break;
934 
935 				default:
936 					BIO_printf(out, "<Unsupported tag %d>\n", av->type);
937 				break;
938 			}
939 		} else BIO_printf(out, "<No Values>\n");
940 	}
941 	return 1;
942 }
943 
944 void hex_prin(BIO *out, unsigned char *buf, int len)
945 {
946 	int i;
947 	for (i = 0; i < len; i++) BIO_printf (out, "%02X ", buf[i]);
948 }
949 
950 #endif
951