1 /* apps/req.c */

     2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)

     3  * All rights reserved.

     4  *

     5  * This package is an SSL implementation written

     6  * by Eric Young (eay@cryptsoft.com).

     7  * The implementation was written so as to conform with Netscapes SSL.

     8  * 

     9  * This library is free for commercial and non-commercial use as long as

    10  * the following conditions are aheared to.  The following conditions

    11  * apply to all code found in this distribution, be it the RC4, RSA,

    12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation

    13  * included with this distribution is covered by the same copyright terms

    14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).

    15  * 

    16  * Copyright remains Eric Young's, and as such any Copyright notices in

    17  * the code are not to be removed.

    18  * If this package is used in a product, Eric Young should be given attribution

    19  * as the author of the parts of the library used.

    20  * This can be in the form of a textual message at program startup or

    21  * in documentation (online or textual) provided with the package.

    22  * 

    23  * Redistribution and use in source and binary forms, with or without

    24  * modification, are permitted provided that the following conditions

    25  * are met:

    26  * 1. Redistributions of source code must retain the copyright

    27  *    notice, this list of conditions and the following disclaimer.

    28  * 2. Redistributions in binary form must reproduce the above copyright

    29  *    notice, this list of conditions and the following disclaimer in the

    30  *    documentation and/or other materials provided with the distribution.

    31  * 3. All advertising materials mentioning features or use of this software

    32  *    must display the following acknowledgement:

    33  *    "This product includes cryptographic software written by

    34  *     Eric Young (eay@cryptsoft.com)"

    35  *    The word 'cryptographic' can be left out if the rouines from the library

    36  *    being used are not cryptographic related :-).

    37  * 4. If you include any Windows specific code (or a derivative thereof) from 

    38  *    the apps directory (application code) you must include an acknowledgement:

    39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"

    40  * 

    41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND

    42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE

    44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE

    45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL

    46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS

    47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)

    48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

    49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY

    50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF

    51  * SUCH DAMAGE.

    52  * 

    53  * The licence and distribution terms for any publically available version or

    54  * derivative of this code cannot be changed.  i.e. this code cannot simply be

    55  * copied and put under another distribution licence

    56  * [including the GNU Public Licence.]

    57  */

    58 

    59 /* Until the key-gen callbacks are modified to use newer prototypes, we allow

    60  * deprecated functions for openssl-internal code */

    61 #ifdef OPENSSL_NO_DEPRECATED

    62 #undef OPENSSL_NO_DEPRECATED

    63 #endif

    64 

    65 #include <stdio.h>

    66 #include <stdlib.h>

    67 #include <time.h>

    68 #include <string.h>

    69 #ifdef OPENSSL_NO_STDIO

    70 #define APPS_WIN16

    71 #endif

    72 #include "apps.h"

    73 #include <openssl/bio.h>

    74 #include <openssl/evp.h>

    75 #include <openssl/conf.h>

    76 #include <openssl/err.h>

    77 #include <openssl/asn1.h>

    78 #include <openssl/x509.h>

    79 #include <openssl/x509v3.h>

    80 #include <openssl/objects.h>

    81 #include <openssl/pem.h>

    82 #include <openssl/bn.h>

    83 #ifndef OPENSSL_NO_RSA

    84 #include <openssl/rsa.h>

    85 #endif

    86 #ifndef OPENSSL_NO_DSA

    87 #include <openssl/dsa.h>

    88 #endif

    89 

    90 #define SECTION		"req"

    91 

    92 #define BITS		"default_bits"

    93 #define KEYFILE		"default_keyfile"

    94 #define PROMPT		"prompt"

    95 #define DISTINGUISHED_NAME	"distinguished_name"

    96 #define ATTRIBUTES	"attributes"

    97 #define V3_EXTENSIONS	"x509_extensions"

    98 #define REQ_EXTENSIONS	"req_extensions"

    99 #define STRING_MASK	"string_mask"

   100 #define UTF8_IN		"utf8"

   101 

   102 #define DEFAULT_KEY_LENGTH	512

   103 #define MIN_KEY_LENGTH		384

   104 

   105 #undef PROG

   106 #define PROG	req_main

   107 

   108 /* -inform arg	- input format - default PEM (DER or PEM)

   109  * -outform arg - output format - default PEM

   110  * -in arg	- input file - default stdin

   111  * -out arg	- output file - default stdout

   112  * -verify	- check request signature

   113  * -noout	- don't print stuff out.

   114  * -text	- print out human readable text.

   115  * -nodes	- no des encryption

   116  * -config file	- Load configuration file.

   117  * -key file	- make a request using key in file (or use it for verification).

   118  * -keyform arg	- key file format.

   119  * -rand file(s) - load the file(s) into the PRNG.

   120  * -newkey	- make a key and a request.

   121  * -modulus	- print RSA modulus.

   122  * -pubkey	- output Public Key.

   123  * -x509	- output a self signed X509 structure instead.

   124  * -asn1-kludge	- output new certificate request in a format that some CA's

   125  *		  require.  This format is wrong

   126  */

   127 

   128 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,

   129 		int attribs,unsigned long chtype);

   130 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,

   131 		int multirdn);

   132 static int prompt_info(X509_REQ *req,

   133 		STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,

   134 		STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,

   135 		unsigned long chtype);

   136 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,

   137 				STACK_OF(CONF_VALUE) *attr, int attribs,

   138 				unsigned long chtype);

   139 static int add_attribute_object(X509_REQ *req, char *text, const char *def,

   140 				char *value, int nid, int n_min,

   141 				int n_max, unsigned long chtype);

   142 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,

   143 	int nid,int n_min,int n_max, unsigned long chtype, int mval);

   144 #ifndef OPENSSL_NO_RSA

   145 static int MS_CALLBACK req_cb(int p, int n, BN_GENCB *cb);

   146 #endif

   147 static int req_check_len(int len,int n_min,int n_max);

   148 static int check_end(const char *str, const char *end);

   149 #ifndef MONOLITH

   150 static char *default_config_file=NULL;

   151 #endif

   152 static CONF *req_conf=NULL;

   153 static int batch=0;

   154 

   155 #define TYPE_RSA	1

   156 #define TYPE_DSA	2

   157 #define TYPE_DH		3

   158 #define TYPE_EC		4

   159 

   160 

   161 

   162 int MAIN(int, char **);

   163 

   164 int MAIN(int argc, char **argv)

   165 	{

   166 	ENGINE *e = NULL;

   167 #ifndef OPENSSL_NO_DSA

   168 	DSA *dsa_params=NULL;

   169 #endif

   170 #ifndef OPENSSL_NO_ECDSA

   171 	EC_KEY *ec_params = NULL;

   172 #endif

   173 	unsigned long nmflag = 0, reqflag = 0;

   174 	int ex=1,x509=0,days=30;

   175 	X509 *x509ss=NULL;

   176 	X509_REQ *req=NULL;

   177 	EVP_PKEY *pkey=NULL;

   178 	int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA;

   179 	long newkey = -1;

   180 	BIO *in=NULL,*out=NULL;

   181 	int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;

   182 	int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;

   183 	char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;

   184 #ifndef OPENSSL_NO_ENGINE

   185 	char *engine=NULL;

   186 #endif

   187 	char *extensions = NULL;

   188 	char *req_exts = NULL;

   189 	const EVP_CIPHER *cipher=NULL;

   190 	ASN1_INTEGER *serial = NULL;

   191 	int modulus=0;

   192 	char *inrand=NULL;

   193 	char *passargin = NULL, *passargout = NULL;

   194 	char *passin = NULL, *passout = NULL;

   195 	char *p;

   196 	char *subj = NULL;

   197 	int multirdn = 0;

   198 	const EVP_MD *md_alg=NULL,*digest=EVP_sha1();

   199 	unsigned long chtype = MBSTRING_ASC;

   200 #ifndef MONOLITH

   201 	char *to_free;

   202 	long errline;

   203 #endif

   204 

   205 	req_conf = NULL;

   206 #ifndef OPENSSL_NO_DES

   207 	cipher=EVP_des_ede3_cbc();

   208 #endif

   209 	apps_startup();

   210 

   211 	if (bio_err == NULL)

   212 		if ((bio_err=BIO_new(BIO_s_file())) != NULL)

   213 			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);

   214 					

   215 

   216 	infile=NULL;

   217 	outfile=NULL;

   218 	informat=FORMAT_PEM;

   219 	outformat=FORMAT_PEM;

   220 

   221 	prog=argv[0];

   222 	argc--;

   223 	argv++;

   224 	while (argc >= 1)

   225 		{

   226 		if 	(strcmp(*argv,"-inform") == 0)

   227 			{

   228 			if (--argc < 1) goto bad;

   229 			informat=str2fmt(*(++argv));

   230 			}

   231 		else if (strcmp(*argv,"-outform") == 0)

   232 			{

   233 			if (--argc < 1) goto bad;

   234 			outformat=str2fmt(*(++argv));

   235 			}

   236 #ifndef OPENSSL_NO_ENGINE

   237 		else if (strcmp(*argv,"-engine") == 0)

   238 			{

   239 			if (--argc < 1) goto bad;

   240 			engine= *(++argv);

   241 			}

   242 #endif

   243 		else if (strcmp(*argv,"-key") == 0)

   244 			{

   245 			if (--argc < 1) goto bad;

   246 			keyfile= *(++argv);

   247 			}

   248 		else if (strcmp(*argv,"-pubkey") == 0)

   249 			{

   250 			pubkey=1;

   251 			}

   252 		else if ((strcmp(*argv,"-new") == 0))

   253 			{

   254 			newreq=1;

   255 			}

   256 		else if (strcmp(*argv,"-config") == 0)

   257 			{	

   258 			if (--argc < 1) goto bad;

   259 			template= *(++argv);

   260 			}

   261 		else if (strcmp(*argv,"-keyform") == 0)

   262 			{

   263 			if (--argc < 1) goto bad;

   264 			keyform=str2fmt(*(++argv));

   265 			}

   266 		else if (strcmp(*argv,"-in") == 0)

   267 			{

   268 			if (--argc < 1) goto bad;

   269 			infile= *(++argv);

   270 			}

   271 		else if (strcmp(*argv,"-out") == 0)

   272 			{

   273 			if (--argc < 1) goto bad;

   274 			outfile= *(++argv);

   275 			}

   276 		else if (strcmp(*argv,"-keyout") == 0)

   277 			{

   278 			if (--argc < 1) goto bad;

   279 			keyout= *(++argv);

   280 			}

   281 		else if (strcmp(*argv,"-passin") == 0)

   282 			{

   283 			if (--argc < 1) goto bad;

   284 			passargin= *(++argv);

   285 			}

   286 		else if (strcmp(*argv,"-passout") == 0)

   287 			{

   288 			if (--argc < 1) goto bad;

   289 			passargout= *(++argv);

   290 			}

   291 		else if (strcmp(*argv,"-rand") == 0)

   292 			{

   293 			if (--argc < 1) goto bad;

   294 			inrand= *(++argv);

   295 			}

   296 		else if (strcmp(*argv,"-newkey") == 0)

   297 			{

   298 			int is_numeric;

   299 

   300 			if (--argc < 1) goto bad;

   301 			p= *(++argv);

   302 			is_numeric = p[0] >= '0' && p[0] <= '9';

   303 			if (strncmp("rsa:",p,4) == 0 || is_numeric)

   304 				{

   305 				pkey_type=TYPE_RSA;

   306 				if(!is_numeric)

   307 				    p+=4;

   308 				newkey= atoi(p);

   309 				}

   310 			else

   311 #ifndef OPENSSL_NO_DSA

   312 				if (strncmp("dsa:",p,4) == 0)

   313 				{

   314 				X509 *xtmp=NULL;

   315 				EVP_PKEY *dtmp;

   316 

   317 				pkey_type=TYPE_DSA;

   318 				p+=4;

   319 				if ((in=BIO_new_file(p,"r")) == NULL)

   320 					{

   321 					perror(p);

   322 					goto end;

   323 					}

   324 				if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)

   325 					{

   326 					ERR_clear_error();

   327 					(void)BIO_reset(in);

   328 					if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)

   329 						{

   330 						BIO_printf(bio_err,"unable to load DSA parameters from file\n");

   331 						goto end;

   332 						}

   333 

   334 					if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end;

   335 					if (dtmp->type == EVP_PKEY_DSA)

   336 						dsa_params=DSAparams_dup(dtmp->pkey.dsa);

   337 					EVP_PKEY_free(dtmp);

   338 					X509_free(xtmp);

   339 					if (dsa_params == NULL)

   340 						{

   341 						BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");

   342 						goto end;

   343 						}

   344 					}

   345 				BIO_free(in);

   346 				in=NULL;

   347 				newkey=BN_num_bits(dsa_params->p);

   348 				}

   349 			else 

   350 #endif

   351 #ifndef OPENSSL_NO_ECDSA

   352 				if (strncmp("ec:",p,3) == 0)

   353 				{

   354 				X509 *xtmp=NULL;

   355 				EVP_PKEY *dtmp;

   356 				EC_GROUP *group;

   357 

   358 				pkey_type=TYPE_EC;

   359 				p+=3;

   360 				if ((in=BIO_new_file(p,"r")) == NULL)

   361 					{

   362 					perror(p);

   363 					goto end;

   364 					}

   365 				if ((ec_params = EC_KEY_new()) == NULL)

   366 					goto end;

   367 				group = PEM_read_bio_ECPKParameters(in, NULL, NULL, NULL);

   368 				if (group == NULL)

   369 					{

   370 					EC_KEY_free(ec_params);

   371 					ERR_clear_error();

   372 					(void)BIO_reset(in);

   373 					if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)

   374 						{	

   375 						BIO_printf(bio_err,"unable to load EC parameters from file\n");

   376 						goto end;

   377 						}

   378 

   379 					if ((dtmp=X509_get_pubkey(xtmp))==NULL)

   380 						goto end;

   381 					if (dtmp->type == EVP_PKEY_EC)

   382 						ec_params = EC_KEY_dup(dtmp->pkey.ec);

   383 					EVP_PKEY_free(dtmp);

   384 					X509_free(xtmp);

   385 					if (ec_params == NULL)

   386 						{

   387 						BIO_printf(bio_err,"Certificate does not contain EC parameters\n");

   388 						goto end;

   389 						}

   390 					}

   391 				else

   392 					{

   393 					if (EC_KEY_set_group(ec_params, group) == 0)

   394 						goto end;

   395 					EC_GROUP_free(group);

   396 					}

   397 

   398 				BIO_free(in);

   399 				in=NULL;

   400 				newkey = EC_GROUP_get_degree(EC_KEY_get0_group(ec_params));

   401 				}

   402 			else

   403 #endif

   404 #ifndef OPENSSL_NO_DH

   405 				if (strncmp("dh:",p,4) == 0)

   406 				{

   407 				pkey_type=TYPE_DH;

   408 				p+=3;

   409 				}

   410 			else

   411 #endif

   412 				{

   413 				goto bad;

   414 				}

   415 

   416 			newreq=1;

   417 			}

   418 		else if (strcmp(*argv,"-batch") == 0)

   419 			batch=1;

   420 		else if (strcmp(*argv,"-newhdr") == 0)

   421 			newhdr=1;

   422 		else if (strcmp(*argv,"-modulus") == 0)

   423 			modulus=1;

   424 		else if (strcmp(*argv,"-verify") == 0)

   425 			verify=1;

   426 		else if (strcmp(*argv,"-nodes") == 0)

   427 			nodes=1;

   428 		else if (strcmp(*argv,"-noout") == 0)

   429 			noout=1;

   430 		else if (strcmp(*argv,"-verbose") == 0)

   431 			verbose=1;

   432 		else if (strcmp(*argv,"-utf8") == 0)

   433 			chtype = MBSTRING_UTF8;

   434 		else if (strcmp(*argv,"-nameopt") == 0)

   435 			{

   436 			if (--argc < 1) goto bad;

   437 			if (!set_name_ex(&nmflag, *(++argv))) goto bad;

   438 			}

   439 		else if (strcmp(*argv,"-reqopt") == 0)

   440 			{

   441 			if (--argc < 1) goto bad;

   442 			if (!set_cert_ex(&reqflag, *(++argv))) goto bad;

   443 			}

   444 		else if (strcmp(*argv,"-subject") == 0)

   445 			subject=1;

   446 		else if (strcmp(*argv,"-text") == 0)

   447 			text=1;

   448 		else if (strcmp(*argv,"-x509") == 0)

   449 			x509=1;

   450 		else if (strcmp(*argv,"-asn1-kludge") == 0)

   451 			kludge=1;

   452 		else if (strcmp(*argv,"-no-asn1-kludge") == 0)

   453 			kludge=0;

   454 		else if (strcmp(*argv,"-subj") == 0)

   455 			{

   456 			if (--argc < 1) goto bad;

   457 			subj= *(++argv);

   458 			}

   459 		else if (strcmp(*argv,"-multivalue-rdn") == 0)

   460 			multirdn=1;

   461 		else if (strcmp(*argv,"-days") == 0)

   462 			{

   463 			if (--argc < 1) goto bad;

   464 			days= atoi(*(++argv));

   465 			if (days == 0) days=30;

   466 			}

   467 		else if (strcmp(*argv,"-set_serial") == 0)

   468 			{

   469 			if (--argc < 1) goto bad;

   470 			serial = s2i_ASN1_INTEGER(NULL, *(++argv));

   471 			if (!serial) goto bad;

   472 			}

   473 		else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)

   474 			{

   475 			/* ok */

   476 			digest=md_alg;

   477 			}

   478 		else if (strcmp(*argv,"-extensions") == 0)

   479 			{

   480 			if (--argc < 1) goto bad;

   481 			extensions = *(++argv);

   482 			}

   483 		else if (strcmp(*argv,"-reqexts") == 0)

   484 			{

   485 			if (--argc < 1) goto bad;

   486 			req_exts = *(++argv);

   487 			}

   488 		else

   489 			{

   490 			BIO_printf(bio_err,"unknown option %s\n",*argv);

   491 			badops=1;

   492 			break;

   493 			}

   494 		argc--;

   495 		argv++;

   496 		}

   497 

   498 	if (badops)

   499 		{

   500 bad:

   501 		BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);

   502 		BIO_printf(bio_err,"where options  are\n");

   503 		BIO_printf(bio_err," -inform arg    input format - DER or PEM\n");

   504 		BIO_printf(bio_err," -outform arg   output format - DER or PEM\n");

   505 		BIO_printf(bio_err," -in arg        input file\n");

   506 		BIO_printf(bio_err," -out arg       output file\n");

   507 		BIO_printf(bio_err," -text          text form of request\n");

   508 		BIO_printf(bio_err," -pubkey        output public key\n");

   509 		BIO_printf(bio_err," -noout         do not output REQ\n");

   510 		BIO_printf(bio_err," -verify        verify signature on REQ\n");

   511 		BIO_printf(bio_err," -modulus       RSA modulus\n");

   512 		BIO_printf(bio_err," -nodes         don't encrypt the output key\n");

   513 #ifndef OPENSSL_NO_ENGINE

   514 		BIO_printf(bio_err," -engine e      use engine e, possibly a hardware device\n");

   515 #endif

   516 		BIO_printf(bio_err," -subject       output the request's subject\n");

   517 		BIO_printf(bio_err," -passin        private key password source\n");

   518 		BIO_printf(bio_err," -key file      use the private key contained in file\n");

   519 		BIO_printf(bio_err," -keyform arg   key file format\n");

   520 		BIO_printf(bio_err," -keyout arg    file to send the key to\n");

   521 		BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);

   522 		BIO_printf(bio_err,"                load the file (or the files in the directory) into\n");

   523 		BIO_printf(bio_err,"                the random number generator\n");

   524 		BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");

   525 		BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");

   526 #ifndef OPENSSL_NO_ECDSA

   527 		BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");

   528 #endif

   529 		BIO_printf(bio_err," -[digest]      Digest to sign with (md5, sha1, md2, mdc2, md4)\n");

   530 		BIO_printf(bio_err," -config file   request template file.\n");

   531 		BIO_printf(bio_err," -subj arg      set or modify request subject\n");

   532 		BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");

   533 		BIO_printf(bio_err," -new           new request.\n");

   534 		BIO_printf(bio_err," -batch         do not ask anything during request generation\n");

   535 		BIO_printf(bio_err," -x509          output a x509 structure instead of a cert. req.\n");

   536 		BIO_printf(bio_err," -days          number of days a certificate generated by -x509 is valid for.\n");

   537 		BIO_printf(bio_err," -set_serial    serial number to use for a certificate generated by -x509.\n");

   538 		BIO_printf(bio_err," -newhdr        output \"NEW\" in the header lines\n");

   539 		BIO_printf(bio_err," -asn1-kludge   Output the 'request' in a format that is wrong but some CA's\n");

   540 		BIO_printf(bio_err,"                have been reported as requiring\n");

   541 		BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");

   542 		BIO_printf(bio_err," -reqexts ..    specify request extension section (override value in config file)\n");

   543 		BIO_printf(bio_err," -utf8          input characters are UTF8 (default ASCII)\n");

   544 		BIO_printf(bio_err," -nameopt arg    - various certificate name options\n");

   545 		BIO_printf(bio_err," -reqopt arg    - various request text options\n\n");

   546 		goto end;

   547 		}

   548 

   549 	ERR_load_crypto_strings();

   550 	if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {

   551 		BIO_printf(bio_err, "Error getting passwords\n");

   552 		goto end;

   553 	}

   554 

   555 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */

   556 	/* Lets load up our environment a little */

   557 	p=getenv("OPENSSL_CONF");

   558 	if (p == NULL)

   559 		p=getenv("SSLEAY_CONF");

   560 	if (p == NULL)

   561 		p=to_free=make_config_name();

   562 	default_config_file=p;

   563 	config=NCONF_new(NULL);

   564 	i=NCONF_load(config, p, &errline);

   565 #endif

   566 

   567 	if (template != NULL)

   568 		{

   569 		long errline = -1;

   570 

   571 		if( verbose )

   572 			BIO_printf(bio_err,"Using configuration from %s\n",template);

   573 		req_conf=NCONF_new(NULL);

   574 		i=NCONF_load(req_conf,template,&errline);

   575 		if (i == 0)

   576 			{

   577 			BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);

   578 			goto end;

   579 			}

   580 		}

   581 	else

   582 		{

   583 		req_conf=config;

   584 

   585 		if (req_conf == NULL)

   586 			{

   587 			BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);

   588 			if (newreq)

   589 				goto end;

   590 			}

   591 		else if( verbose )

   592 			BIO_printf(bio_err,"Using configuration from %s\n",

   593 			default_config_file);

   594 		}

   595 

   596 	if (req_conf != NULL)

   597 		{

   598 		if (!load_config(bio_err, req_conf))

   599 			goto end;

   600 		p=NCONF_get_string(req_conf,NULL,"oid_file");

   601 		if (p == NULL)

   602 			ERR_clear_error();

   603 		if (p != NULL)

   604 			{

   605 			BIO *oid_bio;

   606 

   607 			oid_bio=BIO_new_file(p,"r");

   608 			if (oid_bio == NULL) 

   609 				{

   610 				/*

   611 				BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);

   612 				ERR_print_errors(bio_err);

   613 				*/

   614 				}

   615 			else

   616 				{

   617 				OBJ_create_objects(oid_bio);

   618 				BIO_free(oid_bio);

   619 				}

   620 			}

   621 		}

   622 	if(!add_oid_section(bio_err, req_conf)) goto end;

   623 

   624 	if (md_alg == NULL)

   625 		{

   626 		p=NCONF_get_string(req_conf,SECTION,"default_md");

   627 		if (p == NULL)

   628 			ERR_clear_error();

   629 		if (p != NULL)

   630 			{

   631 			if ((md_alg=EVP_get_digestbyname(p)) != NULL)

   632 				digest=md_alg;

   633 			}

   634 		}

   635 

   636 	if (!extensions)

   637 		{

   638 		extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);

   639 		if (!extensions)

   640 			ERR_clear_error();

   641 		}

   642 	if (extensions) {

   643 		/* Check syntax of file */

   644 		X509V3_CTX ctx;

   645 		X509V3_set_ctx_test(&ctx);

   646 		X509V3_set_nconf(&ctx, req_conf);

   647 		if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {

   648 			BIO_printf(bio_err,

   649 			 "Error Loading extension section %s\n", extensions);

   650 			goto end;

   651 		}

   652 	}

   653 

   654 	if(!passin)

   655 		{

   656 		passin = NCONF_get_string(req_conf, SECTION, "input_password");

   657 		if (!passin)

   658 			ERR_clear_error();

   659 		}

   660 	

   661 	if(!passout)

   662 		{

   663 		passout = NCONF_get_string(req_conf, SECTION, "output_password");

   664 		if (!passout)

   665 			ERR_clear_error();

   666 		}

   667 

   668 	p = NCONF_get_string(req_conf, SECTION, STRING_MASK);

   669 	if (!p)

   670 		ERR_clear_error();

   671 

   672 	if(p && !ASN1_STRING_set_default_mask_asc(p)) {

   673 		BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);

   674 		goto end;

   675 	}

   676 

   677 	if (chtype != MBSTRING_UTF8)

   678 		{

   679 		p = NCONF_get_string(req_conf, SECTION, UTF8_IN);

   680 		if (!p)

   681 			ERR_clear_error();

   682 		else if (!strcmp(p, "yes"))

   683 			chtype = MBSTRING_UTF8;

   684 		}

   685 

   686 

   687 	if(!req_exts)

   688 		{

   689 		req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);

   690 		if (!req_exts)

   691 			ERR_clear_error();

   692 		}

   693 	if(req_exts) {

   694 		/* Check syntax of file */

   695 		X509V3_CTX ctx;

   696 		X509V3_set_ctx_test(&ctx);

   697 		X509V3_set_nconf(&ctx, req_conf);

   698 		if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {

   699 			BIO_printf(bio_err,

   700 			 "Error Loading request extension section %s\n",

   701 								req_exts);

   702 			goto end;

   703 		}

   704 	}

   705 

   706 	in=BIO_new(BIO_s_file());

   707 	out=BIO_new(BIO_s_file());

   708 	if ((in == NULL) || (out == NULL))

   709 		goto end;

   710 

   711 #ifndef OPENSSL_NO_ENGINE

   712         e = setup_engine(bio_err, engine, 0);

   713 #endif

   714 

   715 	if (keyfile != NULL)

   716 		{

   717 		pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,

   718 			"Private Key");

   719 		if (!pkey)

   720 			{

   721 			/* load_key() has already printed an appropriate

   722 			   message */

   723 			goto end;

   724 			}

   725 		if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA || 

   726 			EVP_PKEY_type(pkey->type) == EVP_PKEY_EC)

   727 			{

   728 			char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");

   729 			if (randfile == NULL)

   730 				ERR_clear_error();

   731 			app_RAND_load_file(randfile, bio_err, 0);

   732 			}

   733 		}

   734 

   735 	if (newreq && (pkey == NULL))

   736 		{

   737 #ifndef OPENSSL_NO_RSA

   738 		BN_GENCB cb;

   739 #endif

   740 		char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");

   741 		if (randfile == NULL)

   742 			ERR_clear_error();

   743 		app_RAND_load_file(randfile, bio_err, 0);

   744 		if (inrand)

   745 			app_RAND_load_files(inrand);

   746 	

   747 		if (newkey <= 0)

   748 			{

   749 			if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))

   750 				newkey=DEFAULT_KEY_LENGTH;

   751 			}

   752 

   753 		if (newkey < MIN_KEY_LENGTH && (pkey_type == TYPE_RSA || pkey_type == TYPE_DSA))

   754 			{

   755 			BIO_printf(bio_err,"private key length is too short,\n");

   756 			BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);

   757 			goto end;

   758 			}

   759 		BIO_printf(bio_err,"Generating a %ld bit %s private key\n",

   760 			newkey,(pkey_type == TYPE_RSA)?"RSA":

   761 			(pkey_type == TYPE_DSA)?"DSA":"EC");

   762 

   763 		if ((pkey=EVP_PKEY_new()) == NULL) goto end;

   764 

   765 #ifndef OPENSSL_NO_RSA

   766 		BN_GENCB_set(&cb, req_cb, bio_err);

   767 		if (pkey_type == TYPE_RSA)

   768 			{

   769 			RSA *rsa = RSA_new();

   770 			BIGNUM *bn = BN_new();

   771 			if(!bn || !rsa || !BN_set_word(bn, 0x10001) ||

   772 					!RSA_generate_key_ex(rsa, newkey, bn, &cb) ||

   773 					!EVP_PKEY_assign_RSA(pkey, rsa))

   774 				{

   775 				if(bn) BN_free(bn);

   776 				if(rsa) RSA_free(rsa);

   777 				goto end;

   778 				}

   779 			BN_free(bn);

   780 			}

   781 		else

   782 #endif

   783 #ifndef OPENSSL_NO_DSA

   784 			if (pkey_type == TYPE_DSA)

   785 			{

   786 			if (!DSA_generate_key(dsa_params)) goto end;

   787 			if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;

   788 			dsa_params=NULL;

   789 			}

   790 #endif

   791 #ifndef OPENSSL_NO_ECDSA

   792 			if (pkey_type == TYPE_EC)

   793 			{

   794 			if (!EC_KEY_generate_key(ec_params)) goto end;

   795 			if (!EVP_PKEY_assign_EC_KEY(pkey, ec_params)) 

   796 				goto end;

   797 			ec_params = NULL;

   798 			}

   799 #endif

   800 

   801 		app_RAND_write_file(randfile, bio_err);

   802 

   803 		if (pkey == NULL) goto end;

   804 

   805 		if (keyout == NULL)

   806 			{

   807 			keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);

   808 			if (keyout == NULL)

   809 				ERR_clear_error();

   810 			}

   811 		

   812 		if (keyout == NULL)

   813 			{

   814 			BIO_printf(bio_err,"writing new private key to stdout\n");

   815 			BIO_set_fp(out,stdout,BIO_NOCLOSE);

   816 	

   817 #ifdef OPENSSL_SYS_VMS

   818 			{

   819 			BIO *tmpbio = BIO_new(BIO_f_linebuffer());

   820 			out = BIO_push(tmpbio, out);

   821 			}

   822 #endif

   823 			}

   824 		else

   825 			{

   826 			BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);

   827 			if (BIO_write_filename(out,keyout) <= 0)

   828 				{

   829 				perror(keyout);

   830 				goto end;

   831 				}

   832 			}

   833 

   834 		p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");

   835 		if (p == NULL)

   836 			{

   837 			ERR_clear_error();

   838 			p=NCONF_get_string(req_conf,SECTION,"encrypt_key");

   839 			if (p == NULL)

   840 				ERR_clear_error();

   841 			}

   842 		if ((p != NULL) && (strcmp(p,"no") == 0))

   843 			cipher=NULL;

   844 		if (nodes) cipher=NULL;

   845 		

   846 		i=0;

   847 loop:

   848 		if (!PEM_write_bio_PrivateKey(out,pkey,cipher,

   849 			NULL,0,NULL,passout))

   850 			{

   851 			if ((ERR_GET_REASON(ERR_peek_error()) ==

   852 				PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))

   853 				{

   854 				ERR_clear_error();

   855 				i++;

   856 				goto loop;

   857 				}

   858 			goto end;

   859 			}

   860 		BIO_printf(bio_err,"-----\n");

   861 		}

   862 

   863 	if (!newreq)

   864 		{

   865 		/* Since we are using a pre-existing certificate

   866 		 * request, the kludge 'format' info should not be

   867 		 * changed. */

   868 		kludge= -1;

   869 		if (infile == NULL)

   870 		BIO_set_fp(in,stdin,BIO_NOCLOSE);

   871 			

   872 		else

   873 			{

   874 			if (BIO_read_filename(in,infile) <= 0)

   875 				{

   876 				perror(infile);

   877 				goto end;

   878 				}

   879 			}

   880 

   881 		if	(informat == FORMAT_ASN1)

   882 			req=d2i_X509_REQ_bio(in,NULL);

   883 		else if (informat == FORMAT_PEM)

   884 			req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);

   885 		else

   886 			{

   887 			BIO_printf(bio_err,"bad input format specified for X509 request\n");

   888 			goto end;

   889 			}

   890 		if (req == NULL)

   891 			{

   892 			BIO_printf(bio_err,"unable to load X509 request\n");

   893 			goto end;

   894 			}

   895 		}

   896 

   897 	if (newreq || x509)

   898 		{

   899 		if (pkey == NULL)

   900 			{

   901 			BIO_printf(bio_err,"you need to specify a private key\n");

   902 			goto end;

   903 			}

   904 #ifndef OPENSSL_NO_DSA

   905 		if (pkey->type == EVP_PKEY_DSA)

   906 			digest=EVP_dss1();

   907 #endif

   908 #ifndef OPENSSL_NO_ECDSA

   909 		if (pkey->type == EVP_PKEY_EC)

   910 			digest=EVP_ecdsa();

   911 #endif

   912 		if (req == NULL)

   913 			{

   914 			req=X509_REQ_new();

   915 			if (req == NULL)

   916 				{

   917 				goto end;

   918 				}

   919 

   920 			i=make_REQ(req,pkey,subj,multirdn,!x509, chtype);

   921 			subj=NULL; /* done processing '-subj' option */

   922 			if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))

   923 				{

   924 				sk_X509_ATTRIBUTE_free(req->req_info->attributes);

   925 				req->req_info->attributes = NULL;

   926 				}

   927 			if (!i)

   928 				{

   929 				BIO_printf(bio_err,"problems making Certificate Request\n");

   930 				goto end;

   931 				}

   932 			}

   933 		if (x509)

   934 			{

   935 			EVP_PKEY *tmppkey;

   936 			X509V3_CTX ext_ctx;

   937 			if ((x509ss=X509_new()) == NULL) goto end;

   938 

   939 			/* Set version to V3 */

   940 			if(extensions && !X509_set_version(x509ss, 2)) goto end;

   941 			if (serial)

   942 				{

   943 				if (!X509_set_serialNumber(x509ss, serial)) goto end;

   944 				}

   945 			else

   946 				{

   947 				if (!rand_serial(NULL,

   948 					X509_get_serialNumber(x509ss)))

   949 						goto end;

   950 				}

   951 

   952 			if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;

   953 			if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;

   954 			if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;

   955 			if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;

   956 			tmppkey = X509_REQ_get_pubkey(req);

   957 			if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;

   958 			EVP_PKEY_free(tmppkey);

   959 

   960 			/* Set up V3 context struct */

   961 

   962 			X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);

   963 			X509V3_set_nconf(&ext_ctx, req_conf);

   964 

   965 			/* Add extensions */

   966 			if(extensions && !X509V3_EXT_add_nconf(req_conf, 

   967 				 	&ext_ctx, extensions, x509ss))

   968 				{

   969 				BIO_printf(bio_err,

   970 					"Error Loading extension section %s\n",

   971 					extensions);

   972 				goto end;

   973 				}

   974 			

   975 			if (!(i=X509_sign(x509ss,pkey,digest)))

   976 				goto end;

   977 			}

   978 		else

   979 			{

   980 			X509V3_CTX ext_ctx;

   981 

   982 			/* Set up V3 context struct */

   983 

   984 			X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);

   985 			X509V3_set_nconf(&ext_ctx, req_conf);

   986 

   987 			/* Add extensions */

   988 			if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf, 

   989 				 	&ext_ctx, req_exts, req))

   990 				{

   991 				BIO_printf(bio_err,

   992 					"Error Loading extension section %s\n",

   993 					req_exts);

   994 				goto end;

   995 				}

   996 			if (!(i=X509_REQ_sign(req,pkey,digest)))

   997 				goto end;

   998 			}

   999 		}

  1000 

  1001 	if (subj && x509)

  1002 		{

  1003 		BIO_printf(bio_err, "Cannot modifiy certificate subject\n");

  1004 		goto end;

  1005 		}

  1006 

  1007 	if (subj && !x509)

  1008 		{

  1009 		if (verbose)

  1010 			{

  1011 			BIO_printf(bio_err, "Modifying Request's Subject\n");

  1012 			print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);

  1013 			}

  1014 

  1015 		if (build_subject(req, subj, chtype, multirdn) == 0)

  1016 			{

  1017 			BIO_printf(bio_err, "ERROR: cannot modify subject\n");

  1018 			ex=1;

  1019 			goto end;

  1020 			}

  1021 

  1022 		req->req_info->enc.modified = 1;

  1023 

  1024 		if (verbose)

  1025 			{

  1026 			print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);

  1027 			}

  1028 		}

  1029 

  1030 	if (verify && !x509)

  1031 		{

  1032 		int tmp=0;

  1033 

  1034 		if (pkey == NULL)

  1035 			{

  1036 			pkey=X509_REQ_get_pubkey(req);

  1037 			tmp=1;

  1038 			if (pkey == NULL) goto end;

  1039 			}

  1040 

  1041 		i=X509_REQ_verify(req,pkey);

  1042 		if (tmp) {

  1043 			EVP_PKEY_free(pkey);

  1044 			pkey=NULL;

  1045 		}

  1046 

  1047 		if (i < 0)

  1048 			{

  1049 			goto end;

  1050 			}

  1051 		else if (i == 0)

  1052 			{

  1053 			BIO_printf(bio_err,"verify failure\n");

  1054 			ERR_print_errors(bio_err);

  1055 			}

  1056 		else /* if (i > 0) */

  1057 			BIO_printf(bio_err,"verify OK\n");

  1058 		}

  1059 

  1060 	if (noout && !text && !modulus && !subject && !pubkey)

  1061 		{

  1062 		ex=0;

  1063 		goto end;

  1064 		}

  1065 

  1066 	if (outfile == NULL)

  1067 		{

  1068 		BIO_set_fp(out,stdout,BIO_NOCLOSE);

  1069 #ifdef OPENSSL_SYS_VMS

  1070 		{

  1071 		BIO *tmpbio = BIO_new(BIO_f_linebuffer());

  1072 		out = BIO_push(tmpbio, out);

  1073 		}

  1074 #endif

  1075 		}

  1076 	else

  1077 		{

  1078 		if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))

  1079 			i=(int)BIO_append_filename(out,outfile);

  1080 		else

  1081 			i=(int)BIO_write_filename(out,outfile);

  1082 		if (!i)

  1083 			{

  1084 			perror(outfile);

  1085 			goto end;

  1086 			}

  1087 		}

  1088 

  1089 	if (pubkey)

  1090 		{

  1091 		EVP_PKEY *tpubkey; 

  1092 		tpubkey=X509_REQ_get_pubkey(req);

  1093 		if (tpubkey == NULL)

  1094 			{

  1095 			BIO_printf(bio_err,"Error getting public key\n");

  1096 			ERR_print_errors(bio_err);

  1097 			goto end;

  1098 			}

  1099 		PEM_write_bio_PUBKEY(out, tpubkey);

  1100 		EVP_PKEY_free(tpubkey);

  1101 		}

  1102 

  1103 	if (text)

  1104 		{

  1105 		if (x509)

  1106 			X509_print_ex(out, x509ss, nmflag, reqflag);

  1107 		else	

  1108 			X509_REQ_print_ex(out, req, nmflag, reqflag);

  1109 		}

  1110 

  1111 	if(subject) 

  1112 		{

  1113 		if(x509)

  1114 			print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);

  1115 		else

  1116 			print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);

  1117 		}

  1118 

  1119 	if (modulus)

  1120 		{

  1121 		EVP_PKEY *tpubkey;

  1122 

  1123 		if (x509)

  1124 			tpubkey=X509_get_pubkey(x509ss);

  1125 		else

  1126 			tpubkey=X509_REQ_get_pubkey(req);

  1127 		if (tpubkey == NULL)

  1128 			{

  1129 			fprintf(stdout,"Modulus=unavailable\n");

  1130 			goto end; 

  1131 			}

  1132 				

  1133 		fprintf(stdout,"Modulus=");

  1134