1 /* apps/x509.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 <assert.h> 60 #include <stdio.h> 61 #include <stdlib.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/asn1.h> 69 #include <openssl/err.h> 70 #include <openssl/bn.h> 71 #include <openssl/evp.h> 72 #include <openssl/x509.h> 73 #include <openssl/x509v3.h> 74 #include <openssl/objects.h> 75 #include <openssl/pem.h> 76 #ifndef OPENSSL_NO_RSA 77 #include <openssl/rsa.h> 78 #endif 79 #ifndef OPENSSL_NO_DSA 80 #include <openssl/dsa.h> 81 #endif 82 83 #undef PROG 84 #define PROG x509_main 85 86 #undef POSTFIX 87 #define POSTFIX ".srl" 88 #define DEF_DAYS 30 89 90 static const char *x509_usage[]={ 91 "usage: x509 args\n", 92 " -inform arg - input format - default PEM (one of DER, NET or PEM)\n", 93 " -outform arg - output format - default PEM (one of DER, NET or PEM)\n", 94 " -keyform arg - private key format - default PEM\n", 95 " -CAform arg - CA format - default PEM\n", 96 " -CAkeyform arg - CA key format - default PEM\n", 97 " -in arg - input file - default stdin\n", 98 " -out arg - output file - default stdout\n", 99 " -passin arg - private key password source\n", 100 " -serial - print serial number value\n", 101 " -subject_hash - print subject hash value\n", 102 " -issuer_hash - print issuer hash value\n", 103 " -hash - synonym for -subject_hash\n", 104 " -subject - print subject DN\n", 105 " -issuer - print issuer DN\n", 106 " -email - print email address(es)\n", 107 " -startdate - notBefore field\n", 108 " -enddate - notAfter field\n", 109 " -purpose - print out certificate purposes\n", 110 " -dates - both Before and After dates\n", 111 " -modulus - print the RSA key modulus\n", 112 " -pubkey - output the public key\n", 113 " -fingerprint - print the certificate fingerprint\n", 114 " -alias - output certificate alias\n", 115 " -noout - no certificate output\n", 116 " -ocspid - print OCSP hash values for the subject name and public key\n", 117 " -ocsp_uri - print OCSP Responder URL(s)\n", 118 " -trustout - output a \"trusted\" certificate\n", 119 " -clrtrust - clear all trusted purposes\n", 120 " -clrreject - clear all rejected purposes\n", 121 " -addtrust arg - trust certificate for a given purpose\n", 122 " -addreject arg - reject certificate for a given purpose\n", 123 " -setalias arg - set certificate alias\n", 124 " -days arg - How long till expiry of a signed certificate - def 30 days\n", 125 " -checkend arg - check whether the cert expires in the next arg seconds\n", 126 " exit 1 if so, 0 if not\n", 127 " -signkey arg - self sign cert with arg\n", 128 " -x509toreq - output a certification request object\n", 129 " -req - input is a certificate request, sign and output.\n", 130 " -CA arg - set the CA certificate, must be PEM format.\n", 131 " -CAkey arg - set the CA key, must be PEM format\n", 132 " missing, it is assumed to be in the CA file.\n", 133 " -CAcreateserial - create serial number file if it does not exist\n", 134 " -CAserial arg - serial file\n", 135 " -set_serial - serial number to use\n", 136 " -text - print the certificate in text form\n", 137 " -C - print out C code forms\n", 138 " -md2/-md5/-sha1/-mdc2 - digest to use\n", 139 " -extfile - configuration file with X509V3 extensions to add\n", 140 " -extensions - section from config file with X509V3 extensions to add\n", 141 " -clrext - delete extensions before signing and input certificate\n", 142 " -nameopt arg - various certificate name options\n", 143 #ifndef OPENSSL_NO_ENGINE 144 " -engine e - use engine e, possibly a hardware device.\n", 145 #endif 146 " -certopt arg - various certificate text options\n", 147 NULL 148 }; 149 150 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx); 151 static int sign (X509 *x, EVP_PKEY *pkey,int days,int clrext, const EVP_MD *digest, 152 CONF *conf, char *section); 153 static int x509_certify (X509_STORE *ctx,char *CAfile,const EVP_MD *digest, 154 X509 *x,X509 *xca,EVP_PKEY *pkey,char *serial, 155 int create,int days, int clrext, CONF *conf, char *section, 156 ASN1_INTEGER *sno); 157 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt); 158 static int reqfile=0; 159 160 int MAIN(int, char **); 161 162 int MAIN(int argc, char **argv) 163 { 164 ENGINE *e = NULL; 165 int ret=1; 166 X509_REQ *req=NULL; 167 X509 *x=NULL,*xca=NULL; 168 ASN1_OBJECT *objtmp; 169 EVP_PKEY *Upkey=NULL,*CApkey=NULL; 170 ASN1_INTEGER *sno = NULL; 171 int i,num,badops=0; 172 BIO *out=NULL; 173 BIO *STDout=NULL; 174 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL; 175 int informat,outformat,keyformat,CAformat,CAkeyformat; 176 char *infile=NULL,*outfile=NULL,*keyfile=NULL,*CAfile=NULL; 177 char *CAkeyfile=NULL,*CAserial=NULL; 178 char *alias=NULL; 179 int text=0,serial=0,subject=0,issuer=0,startdate=0,enddate=0; 180 int next_serial=0; 181 int subject_hash=0,issuer_hash=0,ocspid=0; 182 int noout=0,sign_flag=0,CA_flag=0,CA_createserial=0,email=0; 183 int ocsp_uri=0; 184 int trustout=0,clrtrust=0,clrreject=0,aliasout=0,clrext=0; 185 int C=0; 186 int x509req=0,days=DEF_DAYS,modulus=0,pubkey=0; 187 int pprint = 0; 188 const char **pp; 189 X509_STORE *ctx=NULL; 190 X509_REQ *rq=NULL; 191 int fingerprint=0; 192 char buf[256]; 193 const EVP_MD *md_alg,*digest=EVP_sha1(); 194 CONF *extconf = NULL; 195 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passargin = NULL; 196 int need_rand = 0; 197 int checkend=0,checkoffset=0; 198 unsigned long nmflag = 0, certflag = 0; 199 #ifndef OPENSSL_NO_ENGINE 200 char *engine=NULL; 201 #endif 202 203 reqfile=0; 204 205 apps_startup(); 206 207 if (bio_err == NULL) 208 bio_err=BIO_new_fp(stderr,BIO_NOCLOSE); 209 210 if (!load_config(bio_err, NULL)) 211 goto end; 212 STDout=BIO_new_fp(stdout,BIO_NOCLOSE); 213 #ifdef OPENSSL_SYS_VMS 214 { 215 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 216 STDout = BIO_push(tmpbio, STDout); 217 } 218 #endif 219 220 informat=FORMAT_PEM; 221 outformat=FORMAT_PEM; 222 keyformat=FORMAT_PEM; 223 CAformat=FORMAT_PEM; 224 CAkeyformat=FORMAT_PEM; 225 226 ctx=X509_STORE_new(); 227 if (ctx == NULL) goto end; 228 X509_STORE_set_verify_cb_func(ctx,callb); 229 230 argc--; 231 argv++; 232 num=0; 233 while (argc >= 1) 234 { 235 if (strcmp(*argv,"-inform") == 0) 236 { 237 if (--argc < 1) goto bad; 238 informat=str2fmt(*(++argv)); 239 } 240 else if (strcmp(*argv,"-outform") == 0) 241 { 242 if (--argc < 1) goto bad; 243 outformat=str2fmt(*(++argv)); 244 } 245 else if (strcmp(*argv,"-keyform") == 0) 246 { 247 if (--argc < 1) goto bad; 248 keyformat=str2fmt(*(++argv)); 249 } 250 else if (strcmp(*argv,"-req") == 0) 251 { 252 reqfile=1; 253 need_rand = 1; 254 } 255 else if (strcmp(*argv,"-CAform") == 0) 256 { 257 if (--argc < 1) goto bad; 258 CAformat=str2fmt(*(++argv)); 259 } 260 else if (strcmp(*argv,"-CAkeyform") == 0) 261 { 262 if (--argc < 1) goto bad; 263 CAkeyformat=str2fmt(*(++argv)); 264 } 265 else if (strcmp(*argv,"-days") == 0) 266 { 267 if (--argc < 1) goto bad; 268 days=atoi(*(++argv)); 269 if (days == 0) 270 { 271 BIO_printf(STDout,"bad number of days\n"); 272 goto bad; 273 } 274 } 275 else if (strcmp(*argv,"-passin") == 0) 276 { 277 if (--argc < 1) goto bad; 278 passargin= *(++argv); 279 } 280 else if (strcmp(*argv,"-extfile") == 0) 281 { 282 if (--argc < 1) goto bad; 283 extfile= *(++argv); 284 } 285 else if (strcmp(*argv,"-extensions") == 0) 286 { 287 if (--argc < 1) goto bad; 288 extsect= *(++argv); 289 } 290 else if (strcmp(*argv,"-in") == 0) 291 { 292 if (--argc < 1) goto bad; 293 infile= *(++argv); 294 } 295 else if (strcmp(*argv,"-out") == 0) 296 { 297 if (--argc < 1) goto bad; 298 outfile= *(++argv); 299 } 300 else if (strcmp(*argv,"-signkey") == 0) 301 { 302 if (--argc < 1) goto bad; 303 keyfile= *(++argv); 304 sign_flag= ++num; 305 need_rand = 1; 306 } 307 else if (strcmp(*argv,"-CA") == 0) 308 { 309 if (--argc < 1) goto bad; 310 CAfile= *(++argv); 311 CA_flag= ++num; 312 need_rand = 1; 313 } 314 else if (strcmp(*argv,"-CAkey") == 0) 315 { 316 if (--argc < 1) goto bad; 317 CAkeyfile= *(++argv); 318 } 319 else if (strcmp(*argv,"-CAserial") == 0) 320 { 321 if (--argc < 1) goto bad; 322 CAserial= *(++argv); 323 } 324 else if (strcmp(*argv,"-set_serial") == 0) 325 { 326 if (--argc < 1) goto bad; 327 if (!(sno = s2i_ASN1_INTEGER(NULL, *(++argv)))) 328 goto bad; 329 } 330 else if (strcmp(*argv,"-addtrust") == 0) 331 { 332 if (--argc < 1) goto bad; 333 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) 334 { 335 BIO_printf(bio_err, 336 "Invalid trust object value %s\n", *argv); 337 goto bad; 338 } 339 if (!trust) trust = sk_ASN1_OBJECT_new_null(); 340 sk_ASN1_OBJECT_push(trust, objtmp); 341 trustout = 1; 342 } 343 else if (strcmp(*argv,"-addreject") == 0) 344 { 345 if (--argc < 1) goto bad; 346 if (!(objtmp = OBJ_txt2obj(*(++argv), 0))) 347 { 348 BIO_printf(bio_err, 349 "Invalid reject object value %s\n", *argv); 350 goto bad; 351 } 352 if (!reject) reject = sk_ASN1_OBJECT_new_null(); 353 sk_ASN1_OBJECT_push(reject, objtmp); 354 trustout = 1; 355 } 356 else if (strcmp(*argv,"-setalias") == 0) 357 { 358 if (--argc < 1) goto bad; 359 alias= *(++argv); 360 trustout = 1; 361 } 362 else if (strcmp(*argv,"-certopt") == 0) 363 { 364 if (--argc < 1) goto bad; 365 if (!set_cert_ex(&certflag, *(++argv))) goto bad; 366 } 367 else if (strcmp(*argv,"-nameopt") == 0) 368 { 369 if (--argc < 1) goto bad; 370 if (!set_name_ex(&nmflag, *(++argv))) goto bad; 371 } 372 #ifndef OPENSSL_NO_ENGINE 373 else if (strcmp(*argv,"-engine") == 0) 374 { 375 if (--argc < 1) goto bad; 376 engine= *(++argv); 377 } 378 #endif 379 else if (strcmp(*argv,"-C") == 0) 380 C= ++num; 381 else if (strcmp(*argv,"-email") == 0) 382 email= ++num; 383 else if (strcmp(*argv,"-ocsp_uri") == 0) 384 ocsp_uri= ++num; 385 else if (strcmp(*argv,"-serial") == 0) 386 serial= ++num; 387 else if (strcmp(*argv,"-next_serial") == 0) 388 next_serial= ++num; 389 else if (strcmp(*argv,"-modulus") == 0) 390 modulus= ++num; 391 else if (strcmp(*argv,"-pubkey") == 0) 392 pubkey= ++num; 393 else if (strcmp(*argv,"-x509toreq") == 0) 394 x509req= ++num; 395 else if (strcmp(*argv,"-text") == 0) 396 text= ++num; 397 else if (strcmp(*argv,"-hash") == 0 398 || strcmp(*argv,"-subject_hash") == 0) 399 subject_hash= ++num; 400 else if (strcmp(*argv,"-issuer_hash") == 0) 401 issuer_hash= ++num; 402 else if (strcmp(*argv,"-subject") == 0) 403 subject= ++num; 404 else if (strcmp(*argv,"-issuer") == 0) 405 issuer= ++num; 406 else if (strcmp(*argv,"-fingerprint") == 0) 407 fingerprint= ++num; 408 else if (strcmp(*argv,"-dates") == 0) 409 { 410 startdate= ++num; 411 enddate= ++num; 412 } 413 else if (strcmp(*argv,"-purpose") == 0) 414 pprint= ++num; 415 else if (strcmp(*argv,"-startdate") == 0) 416 startdate= ++num; 417 else if (strcmp(*argv,"-enddate") == 0) 418 enddate= ++num; 419 else if (strcmp(*argv,"-checkend") == 0) 420 { 421 if (--argc < 1) goto bad; 422 checkoffset=atoi(*(++argv)); 423 checkend=1; 424 } 425 else if (strcmp(*argv,"-noout") == 0) 426 noout= ++num; 427 else if (strcmp(*argv,"-trustout") == 0) 428 trustout= 1; 429 else if (strcmp(*argv,"-clrtrust") == 0) 430 clrtrust= ++num; 431 else if (strcmp(*argv,"-clrreject") == 0) 432 clrreject= ++num; 433 else if (strcmp(*argv,"-alias") == 0) 434 aliasout= ++num; 435 else if (strcmp(*argv,"-CAcreateserial") == 0) 436 CA_createserial= ++num; 437 else if (strcmp(*argv,"-clrext") == 0) 438 clrext = 1; 439 #if 1 /* stay backwards-compatible with 0.9.5; this should go away soon */ 440 else if (strcmp(*argv,"-crlext") == 0) 441 { 442 BIO_printf(bio_err,"use -clrext instead of -crlext\n"); 443 clrext = 1; 444 } 445 #endif 446 else if (strcmp(*argv,"-ocspid") == 0) 447 ocspid= ++num; 448 else if ((md_alg=EVP_get_digestbyname(*argv + 1))) 449 { 450 /* ok */ 451 digest=md_alg; 452 } 453 else 454 { 455 BIO_printf(bio_err,"unknown option %s\n",*argv); 456 badops=1; 457 break; 458 } 459 argc--; 460 argv++; 461 } 462 463 if (badops) 464 { 465 bad: 466 for (pp=x509_usage; (*pp != NULL); pp++) 467 BIO_printf(bio_err,"%s",*pp); 468 goto end; 469 } 470 471 #ifndef OPENSSL_NO_ENGINE 472 e = setup_engine(bio_err, engine, 0); 473 #endif 474 475 if (need_rand) 476 app_RAND_load_file(NULL, bio_err, 0); 477 478 ERR_load_crypto_strings(); 479 480 if (!app_passwd(bio_err, passargin, NULL, &passin, NULL)) 481 { 482 BIO_printf(bio_err, "Error getting password\n"); 483 goto end; 484 } 485 486 if (!X509_STORE_set_default_paths(ctx)) 487 { 488 ERR_print_errors(bio_err); 489 goto end; 490 } 491 492 if ((CAkeyfile == NULL) && (CA_flag) && (CAformat == FORMAT_PEM)) 493 { CAkeyfile=CAfile; } 494 else if ((CA_flag) && (CAkeyfile == NULL)) 495 { 496 BIO_printf(bio_err,"need to specify a CAkey if using the CA command\n"); 497 goto end; 498 } 499 500 if (extfile) 501 { 502 long errorline = -1; 503 X509V3_CTX ctx2; 504 extconf = NCONF_new(NULL); 505 if (!NCONF_load(extconf, extfile,&errorline)) 506 { 507 if (errorline <= 0) 508 BIO_printf(bio_err, 509 "error loading the config file '%s'\n", 510 extfile); 511 else 512 BIO_printf(bio_err, 513 "error on line %ld of config file '%s'\n" 514 ,errorline,extfile); 515 goto end; 516 } 517 if (!extsect) 518 { 519 extsect = NCONF_get_string(extconf, "default", "extensions"); 520 if (!extsect) 521 { 522 ERR_clear_error(); 523 extsect = "default"; 524 } 525 } 526 X509V3_set_ctx_test(&ctx2); 527 X509V3_set_nconf(&ctx2, extconf); 528 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) 529 { 530 BIO_printf(bio_err, 531 "Error Loading extension section %s\n", 532 extsect); 533 ERR_print_errors(bio_err); 534 goto end; 535 } 536 } 537 538 539 if (reqfile) 540 { 541 EVP_PKEY *pkey; 542 X509_CINF *ci; 543 BIO *in; 544 545 if (!sign_flag && !CA_flag) 546 { 547 BIO_printf(bio_err,"We need a private key to sign with\n"); 548 goto end; 549 } 550 in=BIO_new(BIO_s_file()); 551 if (in == NULL) 552 { 553 ERR_print_errors(bio_err); 554 goto end; 555 } 556 557 if (infile == NULL) 558 BIO_set_fp(in,stdin,BIO_NOCLOSE|BIO_FP_TEXT); 559 else 560 { 561 if (BIO_read_filename(in,infile) <= 0) 562 { 563 perror(infile); 564 BIO_free(in); 565 goto end; 566 } 567 } 568 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL); 569 BIO_free(in); 570 571 if (req == NULL) 572 { 573 ERR_print_errors(bio_err); 574 goto end; 575 } 576 577 if ( (req->req_info == NULL) || 578 (req->req_info->pubkey == NULL) || 579 (req->req_info->pubkey->public_key == NULL) || 580 (req->req_info->pubkey->public_key->data == NULL)) 581 { 582 BIO_printf(bio_err,"The certificate request appears to corrupted\n"); 583 BIO_printf(bio_err,"It does not contain a public key\n"); 584 goto end; 585 } 586 if ((pkey=X509_REQ_get_pubkey(req)) == NULL) 587 { 588 BIO_printf(bio_err,"error unpacking public key\n"); 589 goto end; 590 } 591 i=X509_REQ_verify(req,pkey); 592 EVP_PKEY_free(pkey); 593 if (i < 0) 594 { 595 BIO_printf(bio_err,"Signature verification error\n"); 596 ERR_print_errors(bio_err); 597 goto end; 598 } 599 if (i == 0) 600 { 601 BIO_printf(bio_err,"Signature did not match the certificate request\n"); 602 goto end; 603 } 604 else 605 BIO_printf(bio_err,"Signature ok\n"); 606 607 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req), nmflag); 608 609 if ((x=X509_new()) == NULL) goto end; 610 ci=x->cert_info; 611 612 if (sno == NULL) 613 { 614 sno = ASN1_INTEGER_new(); 615 if (!sno || !rand_serial(NULL, sno)) 616 goto end; 617 if (!X509_set_serialNumber(x, sno)) 618 goto end; 619 ASN1_INTEGER_free(sno); 620 sno = NULL; 621 } 622 else if (!X509_set_serialNumber(x, sno)) 623 goto end; 624 625 if (!X509_set_issuer_name(x,req->req_info->subject)) goto end; 626 if (!X509_set_subject_name(x,req->req_info->subject)) goto end; 627 628 X509_gmtime_adj(X509_get_notBefore(x),0); 629 X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days); 630 631 pkey = X509_REQ_get_pubkey(req); 632 X509_set_pubkey(x,pkey); 633 EVP_PKEY_free(pkey); 634 } 635 else 636 x=load_cert(bio_err,infile,informat,NULL,e,"Certificate"); 637 638 if (x == NULL) goto end; 639 if (CA_flag) 640 { 641 xca=load_cert(bio_err,CAfile,CAformat,NULL,e,"CA Certificate"); 642 if (xca == NULL) goto end; 643 } 644 645 if (!noout || text || next_serial) 646 { 647 OBJ_create("2.99999.3", 648 "SET.ex3","SET x509v3 extension 3"); 649 650 out=BIO_new(BIO_s_file()); 651 if (out == NULL) 652 { 653 ERR_print_errors(bio_err); 654 goto end; 655 } 656 if (outfile == NULL) 657 { 658 BIO_set_fp(out,stdout,BIO_NOCLOSE); 659 #ifdef OPENSSL_SYS_VMS 660 { 661 BIO *tmpbio = BIO_new(BIO_f_linebuffer()); 662 out = BIO_push(tmpbio, out); 663 } 664 #endif 665 } 666 else 667 { 668 if (BIO_write_filename(out,outfile) <= 0) 669 { 670 perror(outfile); 671 goto end; 672 } 673 } 674 } 675 676 if (alias) X509_alias_set1(x, (unsigned char *)alias, -1); 677 678 if (clrtrust) X509_trust_clear(x); 679 if (clrreject) X509_reject_clear(x); 680 681 if (trust) 682 { 683 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) 684 { 685 objtmp = sk_ASN1_OBJECT_value(trust, i); 686 X509_add1_trust_object(x, objtmp); 687 } 688 } 689 690 if (reject) 691 { 692 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) 693 { 694 objtmp = sk_ASN1_OBJECT_value(reject, i); 695 X509_add1_reject_object(x, objtmp); 696 } 697 } 698 699 if (num) 700 { 701 for (i=1; i<=num; i++) 702 { 703 if (issuer == i) 704 { 705 print_name(STDout, "issuer= ", 706 X509_get_issuer_name(x), nmflag); 707 } 708 else if (subject == i) 709 { 710 print_name(STDout, "subject= ", 711 X509_get_subject_name(x), nmflag); 712 } 713 else if (serial == i) 714 { 715 BIO_printf(STDout,"serial="); 716 i2a_ASN1_INTEGER(STDout, 717 X509_get_serialNumber(x)); 718 BIO_printf(STDout,"\n"); 719 } 720 else if (next_serial == i) 721 { 722 BIGNUM *bnser; 723 ASN1_INTEGER *ser; 724 ser = X509_get_serialNumber(x); 725 bnser = ASN1_INTEGER_to_BN(ser, NULL); 726 if (!bnser) 727 goto end; 728 if (!BN_add_word(bnser, 1)) 729 goto end; 730 ser = BN_to_ASN1_INTEGER(bnser, NULL); 731 if (!ser) 732 goto end; 733 BN_free(bnser); 734 i2a_ASN1_INTEGER(out, ser); 735 ASN1_INTEGER_free(ser); 736 BIO_puts(out, "\n"); 737 } 738 else if ((email == i) || (ocsp_uri == i)) 739 { 740 int j; 741 STACK *emlst; 742 if (email == i) 743 emlst = X509_get1_email(x); 744 else 745 emlst = X509_get1_ocsp(x); 746 for (j = 0; j < sk_num(emlst); j++) 747 BIO_printf(STDout, "%s\n", sk_value(emlst, j)); 748 X509_email_free(emlst); 749 } 750 else if (aliasout == i) 751 { 752 unsigned char *alstr; 753 alstr = X509_alias_get0(x, NULL); 754 if (alstr) BIO_printf(STDout,"%s\n", alstr); 755 else BIO_puts(STDout,"<No Alias>\n"); 756 } 757 else if (subject_hash == i) 758 { 759 BIO_printf(STDout,"%08lx\n",X509_subject_name_hash(x)); 760 } 761 else if (issuer_hash == i) 762 { 763 BIO_printf(STDout,"%08lx\n",X509_issuer_name_hash(x)); 764 } 765 else if (pprint == i) 766 { 767 X509_PURPOSE *ptmp; 768 int j; 769 BIO_printf(STDout, "Certificate purposes:\n"); 770 for (j = 0; j < X509_PURPOSE_get_count(); j++) 771 { 772 ptmp = X509_PURPOSE_get0(j); 773 purpose_print(STDout, x, ptmp); 774 } 775 } 776 else 777 if (modulus == i) 778 { 779 EVP_PKEY *pkey; 780 781 pkey=X509_get_pubkey(x); 782 if (pkey == NULL) 783 { 784 BIO_printf(bio_err,"Modulus=unavailable\n"); 785 ERR_print_errors(bio_err); 786 goto end; 787 } 788 BIO_printf(STDout,"Modulus="); 789 #ifndef OPENSSL_NO_RSA 790 if (pkey->type == EVP_PKEY_RSA) 791 BN_print(STDout,pkey->pkey.rsa->n); 792 else 793 #endif 794 #ifndef OPENSSL_NO_DSA 795 if (pkey->type == EVP_PKEY_DSA) 796 BN_print(STDout,pkey->pkey.dsa->pub_key); 797 else 798 #endif 799 BIO_printf(STDout,"Wrong Algorithm type"); 800 BIO_printf(STDout,"\n"); 801 EVP_PKEY_free(pkey); 802 } 803 else 804 if (pubkey == i) 805 { 806 EVP_PKEY *pkey; 807 808 pkey=X509_get_pubkey(x); 809 if (pkey == NULL) 810 { 811 BIO_printf(bio_err,"Error getting public key\n"); 812 ERR_print_errors(bio_err); 813 goto end; 814 } 815 PEM_write_bio_PUBKEY(STDout, pkey); 816 EVP_PKEY_free(pkey); 817 } 818 else 819 if (C == i) 820 { 821 unsigned char *d; 822 char *m; 823 int y,z; 824 825 X509_NAME_oneline(X509_get_subject_name(x), 826 buf,sizeof buf); 827 BIO_printf(STDout,"/* subject:%s */\n",buf); 828 m=X509_NAME_oneline( 829 X509_get_issuer_name(x),buf, 830 sizeof buf); 831 BIO_printf(STDout,"/* issuer :%s */\n",buf); 832 833 z=i2d_X509(x,NULL); 834 m=OPENSSL_malloc(z); 835 836 d=(unsigned char *)m; 837 z=i2d_X509_NAME(X509_get_subject_name(x),&d); 838 BIO_printf(STDout,"unsigned char XXX_subject_name[%d]={\n",z); 839 d=(unsigned char *)m; 840 for (y=0; y<z; y++) 841 { 842 BIO_printf(STDout,"0x%02X,",d[y]); 843 if ((y & 0x0f) == 0x0f) BIO_printf(STDout,"\n"); 844 } 845 if (y%16 != 0) BIO_printf(STDout,"\n"); 846 BIO_printf(STDout,"};\n"); 847 848 z=i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x),&d); 849 BIO_printf(STDout,"unsigned char XXX_public_key[%d]={\n",z); 850 d=(unsigned char *)m; 851 for (y=0; y<z; y++) 852 { 853 BIO_printf(STDout,"0x%02X,",d[y]); 854 if ((y & 0x0f) == 0x0f) 855 BIO_printf(STDout,"\n"); 856 } 857 if (y%16 != 0) BIO_printf(STDout,"\n"); 858 BIO_printf(STDout,"};\n"); 859 860 z=i2d_X509(x,&d); 861 BIO_printf(STDout,"unsigned char XXX_certificate[%d]={\n",z); 862 d=(unsigned char *)m; 863 for (y=0; y<z; y++) 864 { 865 BIO_printf(STDout,"0x%02X,",d[y]); 866 if ((y & 0x0f) == 0x0f) 867 BIO_printf(STDout,"\n"); 868 } 869 if (y%16 != 0) BIO_printf(STDout,"\n"); 870 BIO_printf(STDout,"};\n"); 871 872 OPENSSL_free(m); 873 } 874 else if (text == i) 875 { 876 X509_print_ex(out,x,nmflag, certflag); 877 } 878 else if (startdate == i) 879 { 880 BIO_puts(STDout,"notBefore="); 881 ASN1_TIME_print(STDout,X509_get_notBefore(x)); 882 BIO_puts(STDout,"\n"); 883 } 884 else if (enddate == i) 885 { 886 BIO_puts(STDout,"notAfter="); 887 ASN1_TIME_print(STDout,X509_get_notAfter(x)); 888 BIO_puts(STDout,"\n"); 889 } 890 else if (fingerprint == i) 891 { 892 int j; 893 unsigned int n; 894 unsigned char md[EVP_MAX_MD_SIZE]; 895 896 if (!X509_digest(x,digest,md,&n)) 897 { 898 BIO_printf(bio_err,"out of memory\n"); 899 goto end; 900 } 901 BIO_printf(STDout,"%s Fingerprint=", 902 OBJ_nid2sn(EVP_MD_type(digest))); 903 for (j=0; j<(int)n; j++) 904 { 905 BIO_printf(STDout,"%02X%c",md[j], 906 (j+1 == (int)n) 907 ?'\n':':'); 908 } 909 } 910 911 /* should be in the library */ 912 else if ((sign_flag == i) && (x509req == 0)) 913 { 914 BIO_printf(bio_err,"Getting Private key\n"); 915 if (Upkey == NULL) 916 { 917 Upkey=load_key(bio_err, 918 keyfile, keyformat, 0, 919 passin, e, "Private key"); 920 if (Upkey == NULL) goto end; 921 } 922 #ifndef OPENSSL_NO_DSA 923 if (Upkey->type == EVP_PKEY_DSA) 924 digest=EVP_dss1(); 925 #endif 926 #ifndef OPENSSL_NO_ECDSA 927 if (Upkey->type == EVP_PKEY_EC) 928 digest=EVP_ecdsa(); 929 #endif 930 931 assert(need_rand); 932 if (!sign(x,Upkey,days,clrext,digest, 933 extconf, extsect)) goto end; 934 } 935 else if (CA_flag == i) 936 { 937 BIO_printf(bio_err,"Getting CA Private Key\n"); 938 if (CAkeyfile != NULL) 939 { 940 CApkey=load_key(bio_err, 941 CAkeyfile, CAkeyformat, 942 0, passin, e, 943 "CA Private Key"); 944 if (CApkey == NULL) goto end; 945 } 946 #ifndef OPENSSL_NO_DSA 947 if (CApkey->type == EVP_PKEY_DSA) 948 digest=EVP_dss1(); 949 #endif 950 #ifndef OPENSSL_NO_ECDSA 951 if (CApkey->type == EVP_PKEY_EC) 952 digest = EVP_ecdsa(); 953 #endif 954 955 assert(need_rand); 956 if (!x509_certify(ctx,CAfile,digest,x,xca, 957 CApkey, CAserial,CA_createserial,days, clrext, 958 extconf, extsect, sno)) 959 goto end; 960 } 961 else if (x509req == i) 962 { 963 EVP_PKEY *pk; 964 965 BIO_printf(bio_err,"Getting request Private Key\n"); 966 if (keyfile == NULL) 967 { 968 BIO_printf(bio_err,"no request key file specified\n"); 969 goto end; 970 } 971 else 972 { 973 pk=load_key(bio_err, 974 keyfile, FORMAT_PEM, 0, 975 passin, e, "request key"); 976 if (pk == NULL) goto end; 977 } 978 979 BIO_printf(bio_err,"Generating certificate request\n"); 980 981 #ifndef OPENSSL_NO_DSA 982 if (pk->type == EVP_PKEY_DSA) 983 digest=EVP_dss1(); 984 #endif 985 #ifndef OPENSSL_NO_ECDSA 986 if (pk->type == EVP_PKEY_EC) 987 digest=EVP_ecdsa(); 988 #endif 989 990 rq=X509_to_X509_REQ(x,pk,digest); 991 EVP_PKEY_free(pk); 992 if (rq == NULL) 993 { 994 ERR_print_errors(bio_err); 995 goto end; 996 } 997 if (!noout) 998 { 999 X509_REQ_print(out,rq); 1000 PEM_write_bio_X509_REQ(out,rq); 1001 } 1002 noout=1; 1003 } 1004 else if (ocspid == i) 1005 { 1006 X509_ocspid_print(out, x); 1007 } 1008 } 1009 } 1010 1011 if (checkend) 1012 { 1013 time_t tcheck=time(NULL) + checkoffset; 1014 1015 if (X509_cmp_time(X509_get_notAfter(x), &tcheck) < 0) 1016 { 1017 BIO_printf(out,"Certificate will expire\n"); 1018 ret=1; 1019 } 1020 else 1021 { 1022 BIO_printf(out,"Certificate will not expire\n"); 1023 ret=0; 1024 } 1025 goto end; 1026 } 1027 1028 if (noout) 1029 { 1030 ret=0; 1031 goto end; 1032 } 1033 1034 if (outformat == FORMAT_ASN1) 1035 i=i2d_X509_bio(out,x); 1036 else if (outformat == FORMAT_PEM) 1037 { 1038 if (trustout) i=PEM_write_bio_X509_AUX(out,x); 1039 else i=PEM_write_bio_X509(out,x); 1040 } 1041 else if (outformat == FORMAT_NETSCAPE) 1042 { 1043 ASN1_HEADER ah; 1044 ASN1_OCTET_STRING os; 1045 1046 os.data=(unsigned char *)NETSCAPE_CERT_HDR; 1047 os.length=strlen(NETSCAPE_CERT_HDR); 1048 ah.header= &os; 1049 ah.data=(char *)x; 1050 ah.meth=X509_asn1_meth(); 1051 1052 i=ASN1_i2d_bio_of(ASN1_HEADER,i2d_ASN1_HEADER,out,&ah); 1053 } 1054 else { 1055 BIO_printf(bio_err,"bad output format specified for outfile\n"); 1056 goto end; 1057 } 1058 if (!i) 1059 { 1060 BIO_printf(bio_err,"unable to write certificate\n"); 1061 ERR_print_errors(bio_err); 1062 goto end; 1063 } 1064 ret=0; 1065 end: 1066 if (need_rand) 1067 app_RAND_write_file(NULL, bio_err); 1068 OBJ_cleanup(); 1069 NCONF_free(extconf); 1070 BIO_free_all(out); 1071 BIO_free_all(STDout); 1072 X509_STORE_free(ctx); 1073 X509_REQ_free(req); 1074 X509_free(x); 1075 X509_free(xca); 1076 EVP_PKEY_free(Upkey); 1077 EVP_PKEY_free(CApkey); 1078 X509_REQ_free(rq); 1079 ASN1_INTEGER_free(sno); 1080 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free); 1081 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free); 1082 if (passin) OPENSSL_free(passin); 1083 apps_shutdown(); 1084 OPENSSL_EXIT(ret); 1085 } 1086 1087 static ASN1_INTEGER *x509_load_serial(char *CAfile, char *serialfile, int create) 1088 { 1089 char *buf = NULL, *p; 1090 ASN1_INTEGER *bs = NULL; 1091 BIGNUM *serial = NULL; 1092 size_t len; 1093 1094 len = ((serialfile == NULL) 1095 ?(strlen(CAfile)+strlen(POSTFIX)+1) 1096 :(strlen(serialfile)))+1; 1097 buf=OPENSSL_malloc(len); 1098 if (buf == NULL) { BIO_printf(bio_err,"out of mem\n"); goto end; } 1099 if (serialfile == NULL) 1100 { 1101 BUF_strlcpy(buf,CAfile,len); 1102 for (p=buf; *p; p++) 1103 if (*p == '.') 1104 { 1105 *p='\0'; 1106 break; 1107 } 1108 BUF_strlcat(buf,POSTFIX,len); 1109 } 1110 else 1111 BUF_strlcpy(buf,serialfile,len); 1112 1113 serial = load_serial(buf, create, NULL); 1114 if (serial == NULL) goto end; 1115 1116 if (!BN_add_word(serial,1)) 1117 { BIO_printf(bio_err,"add_word failure\n"); goto end; } 1118 1119 if (!save_serial(buf, NULL, serial, &bs)) goto end; 1120 1121 end: 1122 if (buf) OPENSSL_free(buf); 1123 BN_free(serial); 1124 return bs; 1125 } 1126 1127 static int x509_certify(X509_STORE *ctx, char *CAfile, const EVP_MD *digest, 1128 X509 *x, X509 *xca, EVP_PKEY *pkey, char *serialfile, int create, 1129 int days, int clrext, CONF *conf, char *section, ASN1_INTEGER *sno) 1130 { 1131 int ret=0; 1132 ASN1_INTEGER *bs=NULL; 1133 X509_STORE_CTX xsc; 1134 EVP_PKEY *upkey; 1135 1136 upkey = X509_get_pubkey(xca); 1137 EVP_PKEY_copy_parameters(upkey,pkey); 1138 EVP_PKEY_free(upkey); 1139 1140 if(!X509_STORE_CTX_init(&xsc,ctx,x,NULL)) 1141 { 1142 BIO_printf(bio_err,"Error initialising X509 store\n"); 1143 goto end; 1144 } 1145 if (sno) bs = sno; 1146 else if (!(bs = x509_load_serial(CAfile, serialfile, create))) 1147 goto end; 1148 1149 /* if (!X509_STORE_add_cert(ctx,x)) goto end;*/ 1150 1151 /* NOTE: this certificate can/should be self signed, unless it was 1152 * a certificate request in which case it is not. */ 1153 X509_STORE_CTX_set_cert(&xsc,x); 1154 X509_STORE_CTX_set_flags(&xsc, X509_V_FLAG_CHECK_SS_SIGNATURE); 1155 if (!reqfile && X509_verify_cert(&xsc) <= 0) 1156 goto end; 1157 1158 if (!X509_check_private_key(xca,pkey)) 1159 { 1160 BIO_printf(bio_err,"CA certificate and CA private key do not match\n"); 1161 goto end; 1162 } 1163 1164 if (!X509_set_issuer_name(x,X509_get_subject_name(xca))) goto end; 1165 if (!X509_set_serialNumber(x,bs)) goto end; 1166 1167 if (X509_gmtime_adj(X509_get_notBefore(x),0L) == NULL) 1168 goto end; 1169 1170 /* hardwired expired */ 1171 if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL) 1172 goto end; 1173 1174 if (clrext) 1175 { 1176 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0); 1177 } 1178 1179 if (conf) 1180 { 1181 X509V3_CTX ctx2; 1182 X509_set_version(x,2); /* version 3 certificate */ 1183 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0); 1184 X509V3_set_nconf(&ctx2, conf); 1185 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x)) goto end; 1186 } 1187 1188 if (!X509_sign(x,pkey,digest)) goto end; 1189 ret=1; 1190 end: 1191 X509_STORE_CTX_cleanup(&xsc); 1192 if (!ret) 1193 ERR_print_errors(bio_err); 1194 if (!sno) ASN1_INTEGER_free(bs); 1195 return ret; 1196 } 1197 1198 static int MS_CALLBACK callb(int ok, X509_STORE_CTX *ctx) 1199 { 1200 int err; 1201 X509 *err_cert; 1202 1203 /* it is ok to use a self signed certificate 1204 * This case will catch both the initial ok == 0 and the 1205 * final ok == 1 calls to this function */ 1206 err=X509_STORE_CTX_get_error(ctx); 1207 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT) 1208 return 1; 1209 1210 /* BAD we should have gotten an error. Normally if everything 1211 * worked X509_STORE_CTX_get_error(ctx) will still be set to 1212 * DEPTH_ZERO_SELF_.... */ 1213 if (ok) 1214 { 1215 BIO_printf(bio_err,"error with certificate to be certified - should be self signed\n"); 1216 return 0; 1217 } 1218 else 1219 { 1220 err_cert=X509_STORE_CTX_get_current_cert(ctx); 1221 print_name(bio_err, NULL, X509_get_subject_name(err_cert),0); 1222 BIO_printf(bio_err,"error with certificate - error %d at depth %d\n%s\n", 1223 err,X509_STORE_CTX_get_error_depth(ctx), 1224 X509_verify_cert_error_string(err)); 1225 return 1; 1226 } 1227 } 1228 1229 /* self sign */ 1230 static int sign(X509 *x, EVP_PKEY *pkey, int days, int clrext, const EVP_MD *digest, 1231 CONF *conf, char *section) 1232 { 1233 1234 EVP_PKEY *pktmp; 1235 1236 pktmp = X509_get_pubkey(x); 1237 EVP_PKEY_copy_parameters(pktmp,pkey); 1238 EVP_PKEY_save_parameters(pktmp,1); 1239 EVP_PKEY_free(pktmp); 1240 1241 if (!X509_set_issuer_name(x,X509_get_subject_name(x))) goto err; 1242 if (X509_gmtime_adj(X509_get_notBefore(x),0) == NULL) goto err; 1243 1244 /* Lets just make it 12:00am GMT, Jan 1 1970 */ 1245 /* memcpy(x->cert_info->validity->notBefore,"700101120000Z",13); */ 1246 /* 28 days to be certified */ 1247 1248 if (X509_gmtime_adj(X509_get_notAfter(x),(long)60*60*24*days) == NULL) 1249 goto err; 1250 1251 if (!X509_set_pubkey(x,pkey)) goto err; 1252 if (clrext) 1253 { 1254 while (X509_get_ext_count(x) > 0) X509_delete_ext(x, 0); 1255 } 1256 if (conf) 1257 { 1258 X509V3_CTX ctx; 1259 X509_set_version(x,2); /* version 3 certificate */ 1260 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0); 1261 X509V3_set_nconf(&ctx, conf); 1262 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x)) goto err; 1263 } 1264 if (!X509_sign(x,pkey,digest)) goto err; 1265 return 1; 1266 err: 1267 ERR_print_errors(bio_err); 1268 return 0; 1269 } 1270 1271 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt) 1272 { 1273 int id, i, idret; 1274 char *pname; 1275 id = X509_PURPOSE_get_id(pt); 1276 pname = X509_PURPOSE_get0_name(pt); 1277 for (i = 0; i < 2; i++) 1278 { 1279 idret = X509_check_purpose(cert, id, i); 1280 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : ""); 1281 if (idret == 1) BIO_printf(bio, "Yes\n"); 1282 else if (idret == 0) BIO_printf(bio, "No\n"); 1283 else BIO_printf(bio, "Yes (WARNING code=%d)\n", idret); 1284 } 1285 return 1; 1286 } 1287