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 #include <stdio.h> 60 #include <stdlib.h> 61 #include <time.h> 62 #include <string.h> 63 #ifdef OPENSSL_NO_STDIO 64 #define APPS_WIN16 65 #endif 66 #include "apps.h" 67 #include <openssl/bio.h> 68 #include <openssl/evp.h> 69 #include <openssl/conf.h> 70 #include <openssl/err.h> 71 #include <openssl/asn1.h> 72 #include <openssl/x509.h> 73 #include <openssl/x509v3.h> 74 #include <openssl/objects.h> 75 #include <openssl/pem.h> 76 #include "../crypto/cryptlib.h" 77 78 #define SECTION "req" 79 80 #define BITS "default_bits" 81 #define KEYFILE "default_keyfile" 82 #define PROMPT "prompt" 83 #define DISTINGUISHED_NAME "distinguished_name" 84 #define ATTRIBUTES "attributes" 85 #define V3_EXTENSIONS "x509_extensions" 86 #define REQ_EXTENSIONS "req_extensions" 87 #define STRING_MASK "string_mask" 88 #define UTF8_IN "utf8" 89 90 #define DEFAULT_KEY_LENGTH 512 91 #define MIN_KEY_LENGTH 384 92 93 #undef PROG 94 #define PROG req_main 95 96 /* -inform arg - input format - default PEM (DER or PEM) 97 * -outform arg - output format - default PEM 98 * -in arg - input file - default stdin 99 * -out arg - output file - default stdout 100 * -verify - check request signature 101 * -noout - don't print stuff out. 102 * -text - print out human readable text. 103 * -nodes - no des encryption 104 * -config file - Load configuration file. 105 * -key file - make a request using key in file (or use it for verification). 106 * -keyform arg - key file format. 107 * -rand file(s) - load the file(s) into the PRNG. 108 * -newkey - make a key and a request. 109 * -modulus - print RSA modulus. 110 * -pubkey - output Public Key. 111 * -x509 - output a self signed X509 structure instead. 112 * -asn1-kludge - output new certificate request in a format that some CA's 113 * require. This format is wrong 114 */ 115 116 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int attribs, 117 unsigned long chtype); 118 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype); 119 static int prompt_info(X509_REQ *req, 120 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect, 121 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs, 122 unsigned long chtype); 123 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk, 124 STACK_OF(CONF_VALUE) *attr, int attribs, 125 unsigned long chtype); 126 static int add_attribute_object(X509_REQ *req, char *text, 127 char *def, char *value, int nid, int n_min, 128 int n_max, unsigned long chtype); 129 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value, 130 int nid,int n_min,int n_max, unsigned long chtype); 131 #ifndef OPENSSL_NO_RSA 132 static void MS_CALLBACK req_cb(int p,int n,void *arg); 133 #endif 134 static int req_check_len(int len,int n_min,int n_max); 135 static int check_end(char *str, char *end); 136 #ifndef MONOLITH 137 static char *default_config_file=NULL; 138 #endif 139 static CONF *req_conf=NULL; 140 static int batch=0; 141 142 #define TYPE_RSA 1 143 #define TYPE_DSA 2 144 #define TYPE_DH 3 145 146 int MAIN(int, char **); 147 148 int MAIN(int argc, char **argv) 149 { 150 ENGINE *e = NULL; 151 #ifndef OPENSSL_NO_DSA 152 DSA *dsa_params=NULL; 153 #endif 154 unsigned long nmflag = 0, reqflag = 0; 155 int ex=1,x509=0,days=30; 156 X509 *x509ss=NULL; 157 X509_REQ *req=NULL; 158 EVP_PKEY *pkey=NULL; 159 int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA; 160 long newkey = -1; 161 BIO *in=NULL,*out=NULL; 162 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM; 163 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0; 164 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL; 165 #ifndef OPENSSL_NO_ENGINE 166 char *engine=NULL; 167 #endif 168 char *extensions = NULL; 169 char *req_exts = NULL; 170 const EVP_CIPHER *cipher=NULL; 171 ASN1_INTEGER *serial = NULL; 172 int modulus=0; 173 char *inrand=NULL; 174 char *passargin = NULL, *passargout = NULL; 175 char *passin = NULL, *passout = NULL; 176 char *p; 177 char *subj = NULL; 178 const EVP_MD *md_alg=NULL,*digest=EVP_md5(); 179 unsigned long chtype = MBSTRING_ASC; 180 #ifndef MONOLITH 181 char *to_free; 182 long errline; 183 #endif 184 185 req_conf = NULL; 186 #ifndef OPENSSL_NO_DES 187 cipher=EVP_des_ede3_cbc(); 188 #endif 189 apps_startup(); 190 191 if (bio_err == NULL) 192 if ((bio_err=BIO_new(BIO_s_file())) != NULL) 193 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); 194 195 infile=NULL; 196 outfile=NULL; 197 informat=FORMAT_PEM; 198 outformat=FORMAT_PEM; 199 200 prog=argv[0]; 201 argc--; 202 argv++; 203 while (argc >= 1) 204 { 205 if (strcmp(*argv,"-inform") == 0) 206 { 207 if (--argc < 1) goto bad; 208 informat=str2fmt(*(++argv)); 209 } 210 else if (strcmp(*argv,"-outform") == 0) 211 { 212 if (--argc < 1) goto bad; 213 outformat=str2fmt(*(++argv)); 214 } 215 #ifndef OPENSSL_NO_ENGINE 216 else if (strcmp(*argv,"-engine") == 0) 217 { 218 if (--argc < 1) goto bad; 219 engine= *(++argv); 220 } 221 #endif 222 else if (strcmp(*argv,"-key") == 0) 223 { 224 if (--argc < 1) goto bad; 225 keyfile= *(++argv); 226 } 227 else if (strcmp(*argv,"-pubkey") == 0) 228 { 229 pubkey=1; 230 } 231 else if (strcmp(*argv,"-new") == 0) 232 { 233 newreq=1; 234 } 235 else if (strcmp(*argv,"-config") == 0) 236 { 237 if (--argc < 1) goto bad; 238 template= *(++argv); 239 } 240 else if (strcmp(*argv,"-keyform") == 0) 241 { 242 if (--argc < 1) goto bad; 243 keyform=str2fmt(*(++argv)); 244 } 245 else if (strcmp(*argv,"-in") == 0) 246 { 247 if (--argc < 1) goto bad; 248 infile= *(++argv); 249 } 250 else if (strcmp(*argv,"-out") == 0) 251 { 252 if (--argc < 1) goto bad; 253 outfile= *(++argv); 254 } 255 else if (strcmp(*argv,"-keyout") == 0) 256 { 257 if (--argc < 1) goto bad; 258 keyout= *(++argv); 259 } 260 else if (strcmp(*argv,"-passin") == 0) 261 { 262 if (--argc < 1) goto bad; 263 passargin= *(++argv); 264 } 265 else if (strcmp(*argv,"-passout") == 0) 266 { 267 if (--argc < 1) goto bad; 268 passargout= *(++argv); 269 } 270 else if (strcmp(*argv,"-rand") == 0) 271 { 272 if (--argc < 1) goto bad; 273 inrand= *(++argv); 274 } 275 else if (strcmp(*argv,"-newkey") == 0) 276 { 277 int is_numeric; 278 279 if (--argc < 1) goto bad; 280 p= *(++argv); 281 is_numeric = p[0] >= '0' && p[0] <= '9'; 282 if (strncmp("rsa:",p,4) == 0 || is_numeric) 283 { 284 pkey_type=TYPE_RSA; 285 if(!is_numeric) 286 p+=4; 287 newkey= atoi(p); 288 } 289 else 290 #ifndef OPENSSL_NO_DSA 291 if (strncmp("dsa:",p,4) == 0) 292 { 293 X509 *xtmp=NULL; 294 EVP_PKEY *dtmp; 295 296 pkey_type=TYPE_DSA; 297 p+=4; 298 if ((in=BIO_new_file(p,"r")) == NULL) 299 { 300 perror(p); 301 goto end; 302 } 303 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL) 304 { 305 ERR_clear_error(); 306 (void)BIO_reset(in); 307 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL) 308 { 309 BIO_printf(bio_err,"unable to load DSA parameters from file\n"); 310 goto end; 311 } 312 313 if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end; 314 if (dtmp->type == EVP_PKEY_DSA) 315 dsa_params=DSAparams_dup(dtmp->pkey.dsa); 316 EVP_PKEY_free(dtmp); 317 X509_free(xtmp); 318 if (dsa_params == NULL) 319 { 320 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n"); 321 goto end; 322 } 323 } 324 BIO_free(in); 325 newkey=BN_num_bits(dsa_params->p); 326 in=NULL; 327 } 328 else 329 #endif 330 #ifndef OPENSSL_NO_DH 331 if (strncmp("dh:",p,4) == 0) 332 { 333 pkey_type=TYPE_DH; 334 p+=3; 335 } 336 else 337 #endif 338 pkey_type=TYPE_RSA; 339 340 newreq=1; 341 } 342 else if (strcmp(*argv,"-batch") == 0) 343 batch=1; 344 else if (strcmp(*argv,"-newhdr") == 0) 345 newhdr=1; 346 else if (strcmp(*argv,"-modulus") == 0) 347 modulus=1; 348 else if (strcmp(*argv,"-verify") == 0) 349 verify=1; 350 else if (strcmp(*argv,"-nodes") == 0) 351 nodes=1; 352 else if (strcmp(*argv,"-noout") == 0) 353 noout=1; 354 else if (strcmp(*argv,"-verbose") == 0) 355 verbose=1; 356 else if (strcmp(*argv,"-utf8") == 0) 357 chtype = MBSTRING_UTF8; 358 else if (strcmp(*argv,"-nameopt") == 0) 359 { 360 if (--argc < 1) goto bad; 361 if (!set_name_ex(&nmflag, *(++argv))) goto bad; 362 } 363 else if (strcmp(*argv,"-reqopt") == 0) 364 { 365 if (--argc < 1) goto bad; 366 if (!set_cert_ex(&reqflag, *(++argv))) goto bad; 367 } 368 else if (strcmp(*argv,"-subject") == 0) 369 subject=1; 370 else if (strcmp(*argv,"-text") == 0) 371 text=1; 372 else if (strcmp(*argv,"-x509") == 0) 373 x509=1; 374 else if (strcmp(*argv,"-asn1-kludge") == 0) 375 kludge=1; 376 else if (strcmp(*argv,"-no-asn1-kludge") == 0) 377 kludge=0; 378 else if (strcmp(*argv,"-subj") == 0) 379 { 380 if (--argc < 1) goto bad; 381 subj= *(++argv); 382 } 383 else if (strcmp(*argv,"-days") == 0) 384 { 385 if (--argc < 1) goto bad; 386 days= atoi(*(++argv)); 387 if (days == 0) days=30; 388 } 389 else if (strcmp(*argv,"-set_serial") == 0) 390 { 391 if (--argc < 1) goto bad; 392 serial = s2i_ASN1_INTEGER(NULL, *(++argv)); 393 if (!serial) goto bad; 394 } 395 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL) 396 { 397 /* ok */ 398 digest=md_alg; 399 } 400 else if (strcmp(*argv,"-extensions") == 0) 401 { 402 if (--argc < 1) goto bad; 403 extensions = *(++argv); 404 } 405 else if (strcmp(*argv,"-reqexts") == 0) 406 { 407 if (--argc < 1) goto bad; 408 req_exts = *(++argv); 409 } 410 else 411 { 412 BIO_printf(bio_err,"unknown option %s\n",*argv); 413 badops=1; 414 break; 415 } 416 argc--; 417 argv++; 418 } 419 420 if (badops) 421 { 422 bad: 423 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); 424 BIO_printf(bio_err,"where options are\n"); 425 BIO_printf(bio_err," -inform arg input format - DER or PEM\n"); 426 BIO_printf(bio_err," -outform arg output format - DER or PEM\n"); 427 BIO_printf(bio_err," -in arg input file\n"); 428 BIO_printf(bio_err," -out arg output file\n"); 429 BIO_printf(bio_err," -text text form of request\n"); 430 BIO_printf(bio_err," -pubkey output public key\n"); 431 BIO_printf(bio_err," -noout do not output REQ\n"); 432 BIO_printf(bio_err," -verify verify signature on REQ\n"); 433 BIO_printf(bio_err," -modulus RSA modulus\n"); 434 BIO_printf(bio_err," -nodes don't encrypt the output key\n"); 435 #ifndef OPENSSL_NO_ENGINE 436 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n"); 437 #endif 438 BIO_printf(bio_err," -subject output the request's subject\n"); 439 BIO_printf(bio_err," -passin private key password source\n"); 440 BIO_printf(bio_err," -key file use the private key contained in file\n"); 441 BIO_printf(bio_err," -keyform arg key file format\n"); 442 BIO_printf(bio_err," -keyout arg file to send the key to\n"); 443 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR); 444 BIO_printf(bio_err," load the file (or the files in the directory) into\n"); 445 BIO_printf(bio_err," the random number generator\n"); 446 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n"); 447 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n"); 448 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n"); 449 BIO_printf(bio_err," -config file request template file.\n"); 450 BIO_printf(bio_err," -subj arg set or modify request subject\n"); 451 BIO_printf(bio_err," -new new request.\n"); 452 BIO_printf(bio_err," -batch do not ask anything during request generation\n"); 453 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n"); 454 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n"); 455 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n"); 456 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n"); 457 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n"); 458 BIO_printf(bio_err," have been reported as requiring\n"); 459 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n"); 460 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n"); 461 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n"); 462 BIO_printf(bio_err," -nameopt arg - various certificate name options\n"); 463 BIO_printf(bio_err," -reqopt arg - various request text options\n\n"); 464 goto end; 465 } 466 467 ERR_load_crypto_strings(); 468 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) { 469 BIO_printf(bio_err, "Error getting passwords\n"); 470 goto end; 471 } 472 473 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */ 474 /* Lets load up our environment a little */ 475 p=getenv("OPENSSL_CONF"); 476 if (p == NULL) 477 p=getenv("SSLEAY_CONF"); 478 if (p == NULL) 479 p=to_free=make_config_name(); 480 default_config_file=p; 481 config=NCONF_new(NULL); 482 i=NCONF_load(config, p, &errline); 483 #endif 484 485 if (template != NULL) 486 { 487 long errline = -1; 488 489 if( verbose ) 490 BIO_printf(bio_err,"Using configuration from %s\n",template); 491 req_conf=NCONF_new(NULL); 492 i=NCONF_load(req_conf,template,&errline); 493 if (i == 0) 494 { 495 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template); 496 goto end; 497 } 498 } 499 else 500 { 501 req_conf=config; 502 if( verbose ) 503 BIO_printf(bio_err,"Using configuration from %s\n", 504 default_config_file); 505 if (req_conf == NULL) 506 { 507 BIO_printf(bio_err,"Unable to load config info\n"); 508 } 509 } 510 511 if (req_conf != NULL) 512 { 513 if (!load_config(bio_err, req_conf)) 514 goto end; 515 p=NCONF_get_string(req_conf,NULL,"oid_file"); 516 if (p == NULL) 517 ERR_clear_error(); 518 if (p != NULL) 519 { 520 BIO *oid_bio; 521 522 oid_bio=BIO_new_file(p,"r"); 523 if (oid_bio == NULL) 524 { 525 /* 526 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p); 527 ERR_print_errors(bio_err); 528 */ 529 } 530 else 531 { 532 OBJ_create_objects(oid_bio); 533 BIO_free(oid_bio); 534 } 535 } 536 } 537 if(!add_oid_section(bio_err, req_conf)) goto end; 538 539 if (md_alg == NULL) 540 { 541 p=NCONF_get_string(req_conf,SECTION,"default_md"); 542 if (p == NULL) 543 ERR_clear_error(); 544 if (p != NULL) 545 { 546 if ((md_alg=EVP_get_digestbyname(p)) != NULL) 547 digest=md_alg; 548 } 549 } 550 551 if (!extensions) 552 { 553 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS); 554 if (!extensions) 555 ERR_clear_error(); 556 } 557 if (extensions) { 558 /* Check syntax of file */ 559 X509V3_CTX ctx; 560 X509V3_set_ctx_test(&ctx); 561 X509V3_set_nconf(&ctx, req_conf); 562 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) { 563 BIO_printf(bio_err, 564 "Error Loading extension section %s\n", extensions); 565 goto end; 566 } 567 } 568 569 if(!passin) 570 { 571 passin = NCONF_get_string(req_conf, SECTION, "input_password"); 572 if (!passin) 573 ERR_clear_error(); 574 } 575 576 if(!passout) 577 { 578 passout = NCONF_get_string(req_conf, SECTION, "output_password"); 579 if (!passout) 580 ERR_clear_error(); 581 } 582 583 p = NCONF_get_string(req_conf, SECTION, STRING_MASK); 584 if (!p) 585 ERR_clear_error(); 586 587 if(p && !ASN1_STRING_set_default_mask_asc(p)) { 588 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p); 589 goto end; 590 } 591 592 if (chtype != MBSTRING_UTF8) 593 { 594 p = NCONF_get_string(req_conf, SECTION, UTF8_IN); 595 if (!p) 596 ERR_clear_error(); 597 else if (!strcmp(p, "yes")) 598 chtype = MBSTRING_UTF8; 599 } 600 601 602 if(!req_exts) 603 { 604 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS); 605 if (!req_exts) 606 ERR_clear_error(); 607 } 608 if(req_exts) { 609 /* Check syntax of file */ 610 X509V3_CTX ctx; 611 X509V3_set_ctx_test(&ctx); 612 X509V3_set_nconf(&ctx, req_conf); 613 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) { 614 BIO_printf(bio_err, 615 "Error Loading request extension section %s\n", 616 req_exts); 617 goto end; 618 } 619 } 620 621 in=BIO_new(BIO_s_file()); 622 out=BIO_new(BIO_s_file()); 623 if ((in == NULL) || (out == NULL)) 624 goto end; 625 626 #ifndef OPENSSL_NO_ENGINE 627 e = setup_engine(bio_err, engine, 0); 628 #endif 629 630 if (keyfile != NULL) 631 { 632 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e, 633 "Private Key"); 634 if (!pkey) 635 { 636 /* load_key() has already printed an appropriate 637 message */ 638 goto end; 639 } 640 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA) 641 { 642 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE"); 643 if (randfile == NULL) 644 ERR_clear_error(); 645 app_RAND_load_file(randfile, bio_err, 0); 646 } 647 } 648 649 if (newreq && (pkey == NULL)) 650 { 651 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE"); 652 if (randfile == NULL) 653 ERR_clear_error(); 654 app_RAND_load_file(randfile, bio_err, 0); 655 if (inrand) 656 app_RAND_load_files(inrand); 657 658 if (newkey <= 0) 659 { 660 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey)) 661 newkey=DEFAULT_KEY_LENGTH; 662 } 663 664 if (newkey < MIN_KEY_LENGTH) 665 { 666 BIO_printf(bio_err,"private key length is too short,\n"); 667 BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey); 668 goto end; 669 } 670 BIO_printf(bio_err,"Generating a %d bit %s private key\n", 671 newkey,(pkey_type == TYPE_RSA)?"RSA":"DSA"); 672 673 if ((pkey=EVP_PKEY_new()) == NULL) goto end; 674 675 #ifndef OPENSSL_NO_RSA 676 if (pkey_type == TYPE_RSA) 677 { 678 if (!EVP_PKEY_assign_RSA(pkey, 679 RSA_generate_key(newkey,0x10001, 680 req_cb,bio_err))) 681 goto end; 682 } 683 else 684 #endif 685 #ifndef OPENSSL_NO_DSA 686 if (pkey_type == TYPE_DSA) 687 { 688 if (!DSA_generate_key(dsa_params)) goto end; 689 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end; 690 dsa_params=NULL; 691 } 692 #endif 693 694 app_RAND_write_file(randfile, bio_err); 695 696 if (pkey == NULL) goto end; 697 698 if (keyout == NULL) 699 { 700 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE); 701 if (keyout == NULL) 702 ERR_clear_error(); 703 } 704 705 if (keyout == NULL) 706 { 707 BIO_printf(bio_err,"writing new private key to stdout\n"); 708 BIO_set_fp(out,stdout,BIO_NOCLOSE); 709 #ifdef OPENSSL_SYS_VMS 710 { 711 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 712 out = BIO_push(tmpbio, out); 713 } 714 #endif 715 } 716 else 717 { 718 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout); 719 if (BIO_write_filename(out,keyout) <= 0) 720 { 721 perror(keyout); 722 goto end; 723 } 724 } 725 726 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key"); 727 if (p == NULL) 728 { 729 ERR_clear_error(); 730 p=NCONF_get_string(req_conf,SECTION,"encrypt_key"); 731 if (p == NULL) 732 ERR_clear_error(); 733 } 734 if ((p != NULL) && (strcmp(p,"no") == 0)) 735 cipher=NULL; 736 if (nodes) cipher=NULL; 737 738 i=0; 739 loop: 740 if (!PEM_write_bio_PrivateKey(out,pkey,cipher, 741 NULL,0,NULL,passout)) 742 { 743 if ((ERR_GET_REASON(ERR_peek_error()) == 744 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3)) 745 { 746 ERR_clear_error(); 747 i++; 748 goto loop; 749 } 750 goto end; 751 } 752 BIO_printf(bio_err,"-----\n"); 753 } 754 755 if (!newreq) 756 { 757 /* Since we are using a pre-existing certificate 758 * request, the kludge 'format' info should not be 759 * changed. */ 760 kludge= -1; 761 if (infile == NULL) 762 BIO_set_fp(in,stdin,BIO_NOCLOSE); 763 else 764 { 765 if (BIO_read_filename(in,infile) <= 0) 766 { 767 perror(infile); 768 goto end; 769 } 770 } 771 772 if (informat == FORMAT_ASN1) 773 req=d2i_X509_REQ_bio(in,NULL); 774 else if (informat == FORMAT_PEM) 775 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL); 776 else 777 { 778 BIO_printf(bio_err,"bad input format specified for X509 request\n"); 779 goto end; 780 } 781 if (req == NULL) 782 { 783 BIO_printf(bio_err,"unable to load X509 request\n"); 784 goto end; 785 } 786 } 787 788 if (newreq || x509) 789 { 790 if (pkey == NULL) 791 { 792 BIO_printf(bio_err,"you need to specify a private key\n"); 793 goto end; 794 } 795 #ifndef OPENSSL_NO_DSA 796 if (pkey->type == EVP_PKEY_DSA) 797 digest=EVP_dss1(); 798 #endif 799 if (req == NULL) 800 { 801 req=X509_REQ_new(); 802 if (req == NULL) 803 { 804 goto end; 805 } 806 807 i=make_REQ(req,pkey,subj,!x509, chtype); 808 subj=NULL; /* done processing '-subj' option */ 809 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes)) 810 { 811 sk_X509_ATTRIBUTE_free(req->req_info->attributes); 812 req->req_info->attributes = NULL; 813 } 814 if (!i) 815 { 816 BIO_printf(bio_err,"problems making Certificate Request\n"); 817 goto end; 818 } 819 } 820 if (x509) 821 { 822 EVP_PKEY *tmppkey; 823 X509V3_CTX ext_ctx; 824 if ((x509ss=X509_new()) == NULL) goto end; 825 826 /* Set version to V3 */ 827 if(!X509_set_version(x509ss, 2)) goto end; 828 if (serial) 829 { 830 if (!X509_set_serialNumber(x509ss, serial)) goto end; 831 } 832 else 833 { 834 if (!ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L)) goto end; 835 } 836 837 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end; 838 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end; 839 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end; 840 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end; 841 tmppkey = X509_REQ_get_pubkey(req); 842 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end; 843 EVP_PKEY_free(tmppkey); 844 845 /* Set up V3 context struct */ 846 847 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0); 848 X509V3_set_nconf(&ext_ctx, req_conf); 849 850 /* Add extensions */ 851 if(extensions && !X509V3_EXT_add_nconf(req_conf, 852 &ext_ctx, extensions, x509ss)) 853 { 854 BIO_printf(bio_err, 855 "Error Loading extension section %s\n", 856 extensions); 857 goto end; 858 } 859 860 if (!(i=X509_sign(x509ss,pkey,digest))) 861 goto end; 862 } 863 else 864 { 865 X509V3_CTX ext_ctx; 866 867 /* Set up V3 context struct */ 868 869 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0); 870 X509V3_set_nconf(&ext_ctx, req_conf); 871 872 /* Add extensions */ 873 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf, 874 &ext_ctx, req_exts, req)) 875 { 876 BIO_printf(bio_err, 877 "Error Loading extension section %s\n", 878 req_exts); 879 goto end; 880 } 881 if (!(i=X509_REQ_sign(req,pkey,digest))) 882 goto end; 883 } 884 } 885 886 if (subj && x509) 887 { 888 BIO_printf(bio_err, "Cannot modifiy certificate subject\n"); 889 goto end; 890 } 891 892 if (subj && !x509) 893 { 894 if (verbose) 895 { 896 BIO_printf(bio_err, "Modifying Request's Subject\n"); 897 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag); 898 } 899 900 if (build_subject(req, subj, chtype) == 0) 901 { 902 BIO_printf(bio_err, "ERROR: cannot modify subject\n"); 903 ex=1; 904 goto end; 905 } 906 907 req->req_info->enc.modified = 1; 908 909 if (verbose) 910 { 911 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag); 912 } 913 } 914 915 if (verify && !x509) 916 { 917 int tmp=0; 918 919 if (pkey == NULL) 920 { 921 pkey=X509_REQ_get_pubkey(req); 922 tmp=1; 923 if (pkey == NULL) goto end; 924 } 925 926 i=X509_REQ_verify(req,pkey); 927 if (tmp) { 928 EVP_PKEY_free(pkey); 929 pkey=NULL; 930 } 931 932 if (i < 0) 933 { 934 goto end; 935 } 936 else if (i == 0) 937 { 938 BIO_printf(bio_err,"verify failure\n"); 939 ERR_print_errors(bio_err); 940 } 941 else /* if (i > 0) */ 942 BIO_printf(bio_err,"verify OK\n"); 943 } 944 945 if (noout && !text && !modulus && !subject && !pubkey) 946 { 947 ex=0; 948 goto end; 949 } 950 951 if (outfile == NULL) 952 { 953 BIO_set_fp(out,stdout,BIO_NOCLOSE); 954 #ifdef OPENSSL_SYS_VMS 955 { 956 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 957 out = BIO_push(tmpbio, out); 958 } 959 #endif 960 } 961 else 962 { 963 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0)) 964 i=(int)BIO_append_filename(out,outfile); 965 else 966 i=(int)BIO_write_filename(out,outfile); 967 if (!i) 968 { 969 perror(outfile); 970 goto end; 971 } 972 } 973 974 if (pubkey) 975 { 976 EVP_PKEY *tpubkey; 977 tpubkey=X509_REQ_get_pubkey(req); 978 if (tpubkey == NULL) 979 { 980 BIO_printf(bio_err,"Error getting public key\n"); 981 ERR_print_errors(bio_err); 982 goto end; 983 } 984 PEM_write_bio_PUBKEY(out, tpubkey); 985 EVP_PKEY_free(tpubkey); 986 } 987 988 if (text) 989 { 990 if (x509) 991 X509_print_ex(out, x509ss, nmflag, reqflag); 992 else 993 X509_REQ_print_ex(out, req, nmflag, reqflag); 994 } 995 996 if(subject) 997 { 998 if(x509) 999 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag); 1000 else 1001 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag); 1002 } 1003 1004 if (modulus) 1005 { 1006 EVP_PKEY *tpubkey; 1007 1008 if (x509) 1009 tpubkey=X509_get_pubkey(x509ss); 1010 else 1011 tpubkey=X509_REQ_get_pubkey(req); 1012 if (tpubkey == NULL) 1013 { 1014 fprintf(stdout,"Modulus=unavailable\n"); 1015 goto end; 1016 } 1017 fprintf(stdout,"Modulus="); 1018 #ifndef OPENSSL_NO_RSA 1019 if (tpubkey->type == EVP_PKEY_RSA) 1020 BN_print(out,tpubkey->pkey.rsa->n); 1021 else 1022 #endif 1023 fprintf(stdout,"Wrong Algorithm type"); 1024 EVP_PKEY_free(tpubkey); 1025 fprintf(stdout,"\n"); 1026 } 1027 1028 if (!noout && !x509) 1029 { 1030 if (outformat == FORMAT_ASN1) 1031 i=i2d_X509_REQ_bio(out,req); 1032 else if (outformat == FORMAT_PEM) { 1033 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req); 1034 else i=PEM_write_bio_X509_REQ(out,req); 1035 } else { 1036 BIO_printf(bio_err,"bad output format specified for outfile\n"); 1037 goto end; 1038 } 1039 if (!i) 1040 { 1041 BIO_printf(bio_err,"unable to write X509 request\n"); 1042 goto end; 1043 } 1044 } 1045 if (!noout && x509 && (x509ss != NULL)) 1046 { 1047 if (outformat == FORMAT_ASN1) 1048 i=i2d_X509_bio(out,x509ss); 1049 else if (outformat == FORMAT_PEM) 1050 i=PEM_write_bio_X509(out,x509ss); 1051 else { 1052 BIO_printf(bio_err,"bad output format specified for outfile\n"); 1053 goto end; 1054 } 1055 if (!i) 1056 { 1057 BIO_printf(bio_err,"unable to write X509 certificate\n"); 1058 goto end; 1059 } 1060 } 1061 ex=0; 1062 end: 1063 #ifndef MONOLITH 1064 if(to_free) 1065 OPENSSL_free(to_free); 1066 #endif 1067 if (ex) 1068 { 1069 ERR_print_errors(bio_err); 1070 } 1071 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf); 1072 BIO_free(in); 1073 BIO_free_all(out); 1074 EVP_PKEY_free(pkey); 1075 X509_REQ_free(req); 1076 X509_free(x509ss); 1077 ASN1_INTEGER_free(serial); 1078 if(passargin && passin) OPENSSL_free(passin); 1079 if(passargout && passout) OPENSSL_free(passout); 1080 OBJ_cleanup(); 1081 #ifndef OPENSSL_NO_DSA 1082 if (dsa_params != NULL) DSA_free(dsa_params); 1083 #endif 1084 apps_shutdown(); 1085 OPENSSL_EXIT(ex); 1086 } 1087 1088 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int attribs, 1089 unsigned long chtype) 1090 { 1091 int ret=0,i; 1092 char no_prompt = 0; 1093 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL; 1094 char *tmp, *dn_sect,*attr_sect; 1095 1096 tmp=NCONF_get_string(req_conf,SECTION,PROMPT); 1097 if (tmp == NULL) 1098 ERR_clear_error(); 1099 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1; 1100 1101 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME); 1102 if (dn_sect == NULL) 1103 { 1104 BIO_printf(bio_err,"unable to find '%s' in config\n", 1105 DISTINGUISHED_NAME); 1106 goto err; 1107 } 1108 dn_sk=NCONF_get_section(req_conf,dn_sect); 1109 if (dn_sk == NULL) 1110 { 1111 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect); 1112 goto err; 1113 } 1114 1115 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES); 1116 if (attr_sect == NULL) 1117 { 1118 ERR_clear_error(); 1119 attr_sk=NULL; 1120 } 1121 else 1122 { 1123 attr_sk=NCONF_get_section(req_conf,attr_sect); 1124 if (attr_sk == NULL) 1125 { 1126 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect); 1127 goto err; 1128 } 1129 } 1130 1131 /* setup version number */ 1132 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */ 1133 1134 if (no_prompt) 1135 i = auto_info(req, dn_sk, attr_sk, attribs, chtype); 1136 else 1137 { 1138 if (subj) 1139 i = build_subject(req, subj, chtype); 1140 else 1141 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype); 1142 } 1143 if(!i) goto err; 1144 1145 if (!X509_REQ_set_pubkey(req,pkey)) goto err; 1146 1147 ret=1; 1148 err: 1149 return(ret); 1150 } 1151 1152 /* 1153 * subject is expected to be in the format /type0=value0/type1=value1/type2=... 1154 * where characters may be escaped by \ 1155 */ 1156 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype) 1157 { 1158 X509_NAME *n; 1159 1160 if (!(n = do_subject(subject, chtype))) 1161 return 0; 1162 1163 if (!X509_REQ_set_subject_name(req, n)) 1164 { 1165 X509_NAME_free(n); 1166 return 0; 1167 } 1168 X509_NAME_free(n); 1169 return 1; 1170 } 1171 1172 1173 static int prompt_info(X509_REQ *req, 1174 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect, 1175 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs, 1176 unsigned long chtype) 1177 { 1178 int i; 1179 char *p,*q; 1180 char buf[100]; 1181 int nid; 1182 long n_min,n_max; 1183 char *type,*def,*value; 1184 CONF_VALUE *v; 1185 X509_NAME *subj; 1186 subj = X509_REQ_get_subject_name(req); 1187 1188 if(!batch) 1189 { 1190 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n"); 1191 BIO_printf(bio_err,"into your certificate request.\n"); 1192 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n"); 1193 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n"); 1194 BIO_printf(bio_err,"For some fields there will be a default value,\n"); 1195 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n"); 1196 BIO_printf(bio_err,"-----\n"); 1197 } 1198 1199 1200 if (sk_CONF_VALUE_num(dn_sk)) 1201 { 1202 i= -1; 1203 start: for (;;) 1204 { 1205 i++; 1206 if (sk_CONF_VALUE_num(dn_sk) <= i) break; 1207 1208 v=sk_CONF_VALUE_value(dn_sk,i); 1209 p=q=NULL; 1210 type=v->name; 1211 if(!check_end(type,"_min") || !check_end(type,"_max") || 1212 !check_end(type,"_default") || 1213 !check_end(type,"_value")) continue; 1214 /* Skip past any leading X. X: X, etc to allow for 1215 * multiple instances 1216 */ 1217 for(p = v->name; *p ; p++) 1218 if ((*p == ':') || (*p == ',') || 1219 (*p == '.')) { 1220 p++; 1221 if(*p) type = p; 1222 break; 1223 } 1224 /* If OBJ not recognised ignore it */ 1225 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start; 1226 1227 if(strlen(v->name) > sizeof buf-9) 1228 { 1229 BIO_printf(bio_err,"Name '%s' too long\n",v->name); 1230 return 0; 1231 } 1232 1233 sprintf(buf,"%s_default",v->name); 1234 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL) 1235 { 1236 ERR_clear_error(); 1237 def=""; 1238 } 1239 sprintf(buf,"%s_value",v->name); 1240 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL) 1241 { 1242 ERR_clear_error(); 1243 value=NULL; 1244 } 1245 1246 sprintf(buf,"%s_min",v->name); 1247 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min)) 1248 { 1249 ERR_clear_error(); 1250 n_min = -1; 1251 } 1252 1253 sprintf(buf,"%s_max",v->name); 1254 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max)) 1255 { 1256 ERR_clear_error(); 1257 n_max = -1; 1258 } 1259 1260 if (!add_DN_object(subj,v->value,def,value,nid, 1261 n_min,n_max, chtype)) 1262 return 0; 1263 } 1264 if (X509_NAME_entry_count(subj) == 0) 1265 { 1266 BIO_printf(bio_err,"error, no objects specified in config file\n"); 1267 return 0; 1268 } 1269 1270 if (attribs) 1271 { 1272 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch)) 1273 { 1274 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n"); 1275 BIO_printf(bio_err,"to be sent with your certificate request\n"); 1276 } 1277 1278 i= -1; 1279 start2: for (;;) 1280 { 1281 i++; 1282 if ((attr_sk == NULL) || 1283 (sk_CONF_VALUE_num(attr_sk) <= i)) 1284 break; 1285 1286 v=sk_CONF_VALUE_value(attr_sk,i); 1287 type=v->name; 1288 if ((nid=OBJ_txt2nid(type)) == NID_undef) 1289 goto start2; 1290 1291 if(strlen(v->name) > sizeof buf-9) 1292 { 1293 BIO_printf(bio_err,"Name '%s' too long\n",v->name); 1294 return 0; 1295 } 1296 1297 sprintf(buf,"%s_default",type); 1298 if ((def=NCONF_get_string(req_conf,attr_sect,buf)) 1299 == NULL) 1300 { 1301 ERR_clear_error(); 1302 def=""; 1303 } 1304 1305 1306 sprintf(buf,"%s_value",type); 1307 if ((value=NCONF_get_string(req_conf,attr_sect,buf)) 1308 == NULL) 1309 { 1310 ERR_clear_error(); 1311 value=NULL; 1312 } 1313 1314 sprintf(buf,"%s_min",type); 1315 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min)) 1316 n_min = -1; 1317 1318 sprintf(buf,"%s_max",type); 1319 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max)) 1320 n_max = -1; 1321 1322 if (!add_attribute_object(req, 1323 v->value,def,value,nid,n_min,n_max, chtype)) 1324 return 0; 1325 } 1326 } 1327 } 1328 else 1329 { 1330 BIO_printf(bio_err,"No template, please set one up.\n"); 1331 return 0; 1332 } 1333 1334 return 1; 1335 1336 } 1337 1338 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk, 1339 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype) 1340 { 1341 int i; 1342 char *p,*q; 1343 char *type; 1344 CONF_VALUE *v; 1345 X509_NAME *subj; 1346 1347 subj = X509_REQ_get_subject_name(req); 1348 1349 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++) 1350 { 1351 v=sk_CONF_VALUE_value(dn_sk,i); 1352 p=q=NULL; 1353 type=v->name; 1354 /* Skip past any leading X. X: X, etc to allow for 1355 * multiple instances 1356 */ 1357 for(p = v->name; *p ; p++) 1358 #ifndef CHARSET_EBCDIC 1359 if ((*p == ':') || (*p == ',') || (*p == '.')) { 1360 #else 1361 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) { 1362 #endif 1363 p++; 1364 if(*p) type = p; 1365 break; 1366 } 1367 if (!X509_NAME_add_entry_by_txt(subj,type, chtype, 1368 (unsigned char *) v->value,-1,-1,0)) return 0; 1369 1370 } 1371 1372 if (!X509_NAME_entry_count(subj)) 1373 { 1374 BIO_printf(bio_err,"error, no objects specified in config file\n"); 1375 return 0; 1376 } 1377 if (attribs) 1378 { 1379 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++) 1380 { 1381 v=sk_CONF_VALUE_value(attr_sk,i); 1382 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype, 1383 (unsigned char *)v->value, -1)) return 0; 1384 } 1385 } 1386 return 1; 1387 } 1388 1389 1390 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value, 1391 int nid, int n_min, int n_max, unsigned long chtype) 1392 { 1393 int i,ret=0; 1394 MS_STATIC char buf[1024]; 1395 start: 1396 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def); 1397 (void)BIO_flush(bio_err); 1398 if(value != NULL) 1399 { 1400 OPENSSL_assert(strlen(value) < sizeof buf-2); 1401 strcpy(buf,value); 1402 strcat(buf,"\n"); 1403 BIO_printf(bio_err,"%s\n",value); 1404 } 1405 else 1406 { 1407 buf[0]='\0'; 1408 if (!batch) 1409 { 1410 fgets(buf,sizeof buf,stdin); 1411 } 1412 else 1413 { 1414 buf[0] = '\n'; 1415 buf[1] = '\0'; 1416 } 1417 } 1418 1419 if (buf[0] == '\0') return(0); 1420 else if (buf[0] == '\n') 1421 { 1422 if ((def == NULL) || (def[0] == '\0')) 1423 return(1); 1424 strcpy(buf,def); 1425 strcat(buf,"\n"); 1426 } 1427 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1); 1428 1429 i=strlen(buf); 1430 if (buf[i-1] != '\n') 1431 { 1432 BIO_printf(bio_err,"weird input :-(\n"); 1433 return(0); 1434 } 1435 buf[--i]='\0'; 1436 #ifdef CHARSET_EBCDIC 1437 ebcdic2ascii(buf, buf, i); 1438 #endif 1439 if(!req_check_len(i, n_min, n_max)) goto start; 1440 if (!X509_NAME_add_entry_by_NID(n,nid, chtype, 1441 (unsigned char *) buf, -1,-1,0)) goto err; 1442 ret=1; 1443 err: 1444 return(ret); 1445 } 1446 1447 static int add_attribute_object(X509_REQ *req, char *text, 1448 char *def, char *value, int nid, int n_min, 1449 int n_max, unsigned long chtype) 1450 { 1451 int i; 1452 static char buf[1024]; 1453 1454 start: 1455 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def); 1456 (void)BIO_flush(bio_err); 1457 if (value != NULL) 1458 { 1459 OPENSSL_assert(strlen(value) < sizeof buf-2); 1460 strcpy(buf,value); 1461 strcat(buf,"\n"); 1462 BIO_printf(bio_err,"%s\n",value); 1463 } 1464 else 1465 { 1466 buf[0]='\0'; 1467 if (!batch) 1468 { 1469 fgets(buf,sizeof buf,stdin); 1470 } 1471 else 1472 { 1473 buf[0] = '\n'; 1474 buf[1] = '\0'; 1475 } 1476 } 1477 1478 if (buf[0] == '\0') return(0); 1479 else if (buf[0] == '\n') 1480 { 1481 if ((def == NULL) || (def[0] == '\0')) 1482 return(1); 1483 strcpy(buf,def); 1484 strcat(buf,"\n"); 1485 } 1486 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1); 1487 1488 i=strlen(buf); 1489 if (buf[i-1] != '\n') 1490 { 1491 BIO_printf(bio_err,"weird input :-(\n"); 1492 return(0); 1493 } 1494 buf[--i]='\0'; 1495 #ifdef CHARSET_EBCDIC 1496 ebcdic2ascii(buf, buf, i); 1497 #endif 1498 if(!req_check_len(i, n_min, n_max)) goto start; 1499 1500 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype, 1501 (unsigned char *)buf, -1)) { 1502 BIO_printf(bio_err, "Error adding attribute\n"); 1503 ERR_print_errors(bio_err); 1504 goto err; 1505 } 1506 1507 return(1); 1508 err: 1509 return(0); 1510 } 1511 1512 #ifndef OPENSSL_NO_RSA 1513 static void MS_CALLBACK req_cb(int p, int n, void *arg) 1514 { 1515 char c='*'; 1516 1517 if (p == 0) c='.'; 1518 if (p == 1) c='+'; 1519 if (p == 2) c='*'; 1520 if (p == 3) c='\n'; 1521 BIO_write((BIO *)arg,&c,1); 1522 (void)BIO_flush((BIO *)arg); 1523 #ifdef LINT 1524 p=n; 1525 #endif 1526 } 1527 #endif 1528 1529 static int req_check_len(int len, int n_min, int n_max) 1530 { 1531 if ((n_min > 0) && (len < n_min)) 1532 { 1533 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min); 1534 return(0); 1535 } 1536 if ((n_max >= 0) && (len > n_max)) 1537 { 1538 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max); 1539 return(0); 1540 } 1541 return(1); 1542 } 1543 1544 /* Check if the end of a string matches 'end' */ 1545 static int check_end(char *str, char *end) 1546 { 1547 int elen, slen; 1548 char *tmp; 1549 elen = strlen(end); 1550 slen = strlen(str); 1551 if(elen > slen) return 1; 1552 tmp = str + slen - elen; 1553 return strcmp(tmp, end); 1554 } 1555