1/* apps/apps.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 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved. 60 * 61 * Redistribution and use in source and binary forms, with or without 62 * modification, are permitted provided that the following conditions 63 * are met: 64 * 65 * 1. Redistributions of source code must retain the above copyright 66 * notice, this list of conditions and the following disclaimer. 67 * 68 * 2. Redistributions in binary form must reproduce the above copyright 69 * notice, this list of conditions and the following disclaimer in 70 * the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3. All advertising materials mentioning features or use of this 74 * software must display the following acknowledgment: 75 * "This product includes software developed by the OpenSSL Project 76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)" 77 * 78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to 79 * endorse or promote products derived from this software without 80 * prior written permission. For written permission, please contact 81 * openssl-core@openssl.org. 82 * 83 * 5. Products derived from this software may not be called "OpenSSL" 84 * nor may "OpenSSL" appear in their names without prior written 85 * permission of the OpenSSL Project. 86 * 87 * 6. Redistributions of any form whatsoever must retain the following 88 * acknowledgment: 89 * "This product includes software developed by the OpenSSL Project 90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)" 91 * 92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY 93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR 96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED 103 * OF THE POSSIBILITY OF SUCH DAMAGE. 104 * ==================================================================== 105 * 106 * This product includes cryptographic software written by Eric Young 107 * (eay@cryptsoft.com). This product includes software written by Tim 108 * Hudson (tjh@cryptsoft.com). 109 * 110 */ 111 112#include <stdio.h> 113#include <stdlib.h> 114#include <string.h> 115#include <sys/types.h> 116#include <sys/stat.h> 117#include <ctype.h> 118#include <openssl/err.h> 119#include <openssl/x509.h> 120#include <openssl/x509v3.h> 121#include <openssl/pem.h> 122#include <openssl/pkcs12.h> 123#include <openssl/ui.h> 124#include <openssl/safestack.h> 125#ifndef OPENSSL_NO_ENGINE 126#include <openssl/engine.h> 127#endif 128#ifndef OPENSSL_NO_RSA 129#include <openssl/rsa.h> 130#endif 131#include <openssl/bn.h> 132 133#define NON_MAIN 134#include "apps.h" 135#undef NON_MAIN 136 137typedef struct { 138 const char *name; 139 unsigned long flag; 140 unsigned long mask; 141} NAME_EX_TBL; 142 143static UI_METHOD *ui_method = NULL; 144 145static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl); 146static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl); 147 148#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 149/* Looks like this stuff is worth moving into separate function */ 150static EVP_PKEY * 151load_netscape_key(BIO *err, BIO *key, const char *file, 152 const char *key_descrip, int format); 153#endif 154 155int app_init(long mesgwin); 156#ifdef undef /* never finished - probably never will be :-) */ 157int args_from_file(char *file, int *argc, char **argv[]) 158 { 159 FILE *fp; 160 int num,i; 161 unsigned int len; 162 static char *buf=NULL; 163 static char **arg=NULL; 164 char *p; 165 struct stat stbuf; 166 167 if (stat(file,&stbuf) < 0) return(0); 168 169 fp=fopen(file,"r"); 170 if (fp == NULL) 171 return(0); 172 173 *argc=0; 174 *argv=NULL; 175 176 len=(unsigned int)stbuf.st_size; 177 if (buf != NULL) OPENSSL_free(buf); 178 buf=(char *)OPENSSL_malloc(len+1); 179 if (buf == NULL) return(0); 180 181 len=fread(buf,1,len,fp); 182 if (len <= 1) return(0); 183 buf[len]='\0'; 184 185 i=0; 186 for (p=buf; *p; p++) 187 if (*p == '\n') i++; 188 if (arg != NULL) OPENSSL_free(arg); 189 arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2)); 190 191 *argv=arg; 192 num=0; 193 p=buf; 194 for (;;) 195 { 196 if (!*p) break; 197 if (*p == '#') /* comment line */ 198 { 199 while (*p && (*p != '\n')) p++; 200 continue; 201 } 202 /* else we have a line */ 203 *(arg++)=p; 204 num++; 205 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n'))) 206 p++; 207 if (!*p) break; 208 if (*p == '\n') 209 { 210 *(p++)='\0'; 211 continue; 212 } 213 /* else it is a tab or space */ 214 p++; 215 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n'))) 216 p++; 217 if (!*p) break; 218 if (*p == '\n') 219 { 220 p++; 221 continue; 222 } 223 *(arg++)=p++; 224 num++; 225 while (*p && (*p != '\n')) p++; 226 if (!*p) break; 227 /* else *p == '\n' */ 228 *(p++)='\0'; 229 } 230 *argc=num; 231 return(1); 232 } 233#endif 234 235int str2fmt(char *s) 236 { 237 if ((*s == 'D') || (*s == 'd')) 238 return(FORMAT_ASN1); 239 else if ((*s == 'T') || (*s == 't')) 240 return(FORMAT_TEXT); 241 else if ((*s == 'P') || (*s == 'p')) 242 return(FORMAT_PEM); 243 else if ((*s == 'N') || (*s == 'n')) 244 return(FORMAT_NETSCAPE); 245 else if ((*s == 'S') || (*s == 's')) 246 return(FORMAT_SMIME); 247 else if ((*s == '1') 248 || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0) 249 || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0)) 250 return(FORMAT_PKCS12); 251 else if ((*s == 'E') || (*s == 'e')) 252 return(FORMAT_ENGINE); 253 else 254 return(FORMAT_UNDEF); 255 } 256 257#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE) 258void program_name(char *in, char *out, int size) 259 { 260 int i,n; 261 char *p=NULL; 262 263 n=strlen(in); 264 /* find the last '/', '\' or ':' */ 265 for (i=n-1; i>0; i--) 266 { 267 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':')) 268 { 269 p= &(in[i+1]); 270 break; 271 } 272 } 273 if (p == NULL) 274 p=in; 275 n=strlen(p); 276 277#if defined(OPENSSL_SYS_NETWARE) 278 /* strip off trailing .nlm if present. */ 279 if ((n > 4) && (p[n-4] == '.') && 280 ((p[n-3] == 'n') || (p[n-3] == 'N')) && 281 ((p[n-2] == 'l') || (p[n-2] == 'L')) && 282 ((p[n-1] == 'm') || (p[n-1] == 'M'))) 283 n-=4; 284#else 285 /* strip off trailing .exe if present. */ 286 if ((n > 4) && (p[n-4] == '.') && 287 ((p[n-3] == 'e') || (p[n-3] == 'E')) && 288 ((p[n-2] == 'x') || (p[n-2] == 'X')) && 289 ((p[n-1] == 'e') || (p[n-1] == 'E'))) 290 n-=4; 291#endif 292 293 if (n > size-1) 294 n=size-1; 295 296 for (i=0; i<n; i++) 297 { 298 if ((p[i] >= 'A') && (p[i] <= 'Z')) 299 out[i]=p[i]-'A'+'a'; 300 else 301 out[i]=p[i]; 302 } 303 out[n]='\0'; 304 } 305#else 306#ifdef OPENSSL_SYS_VMS 307void program_name(char *in, char *out, int size) 308 { 309 char *p=in, *q; 310 char *chars=":]>"; 311 312 while(*chars != '\0') 313 { 314 q=strrchr(p,*chars); 315 if (q > p) 316 p = q + 1; 317 chars++; 318 } 319 320 q=strrchr(p,'.'); 321 if (q == NULL) 322 q = p + strlen(p); 323 strncpy(out,p,size-1); 324 if (q-p >= size) 325 { 326 out[size-1]='\0'; 327 } 328 else 329 { 330 out[q-p]='\0'; 331 } 332 } 333#else 334void program_name(char *in, char *out, int size) 335 { 336 char *p; 337 338 p=strrchr(in,'/'); 339 if (p != NULL) 340 p++; 341 else 342 p=in; 343 BUF_strlcpy(out,p,size); 344 } 345#endif 346#endif 347 348int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[]) 349 { 350 int num,len,i; 351 char *p; 352 353 *argc=0; 354 *argv=NULL; 355 356 len=strlen(buf); 357 i=0; 358 if (arg->count == 0) 359 { 360 arg->count=20; 361 arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count); 362 } 363 for (i=0; i<arg->count; i++) 364 arg->data[i]=NULL; 365 366 num=0; 367 p=buf; 368 for (;;) 369 { 370 /* first scan over white space */ 371 if (!*p) break; 372 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n'))) 373 p++; 374 if (!*p) break; 375 376 /* The start of something good :-) */ 377 if (num >= arg->count) 378 { 379 char **tmp_p; 380 int tlen = arg->count + 20; 381 tmp_p = (char **)OPENSSL_realloc(arg->data, 382 sizeof(char *)*tlen); 383 if (tmp_p == NULL) 384 return 0; 385 arg->data = tmp_p; 386 arg->count = tlen; 387 /* initialize newly allocated data */ 388 for (i = num; i < arg->count; i++) 389 arg->data[i] = NULL; 390 } 391 arg->data[num++]=p; 392 393 /* now look for the end of this */ 394 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */ 395 { 396 i= *(p++); 397 arg->data[num-1]++; /* jump over quote */ 398 while (*p && (*p != i)) 399 p++; 400 *p='\0'; 401 } 402 else 403 { 404 while (*p && ((*p != ' ') && 405 (*p != '\t') && (*p != '\n'))) 406 p++; 407 408 if (*p == '\0') 409 p--; 410 else 411 *p='\0'; 412 } 413 p++; 414 } 415 *argc=num; 416 *argv=arg->data; 417 return(1); 418 } 419 420#ifndef APP_INIT 421int app_init(long mesgwin) 422 { 423 return(1); 424 } 425#endif 426 427 428int dump_cert_text (BIO *out, X509 *x) 429{ 430 char *p; 431 432 p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0); 433 BIO_puts(out,"subject="); 434 BIO_puts(out,p); 435 OPENSSL_free(p); 436 437 p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0); 438 BIO_puts(out,"\nissuer="); 439 BIO_puts(out,p); 440 BIO_puts(out,"\n"); 441 OPENSSL_free(p); 442 443 return 0; 444} 445 446static int ui_open(UI *ui) 447 { 448 return UI_method_get_opener(UI_OpenSSL())(ui); 449 } 450static int ui_read(UI *ui, UI_STRING *uis) 451 { 452 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD 453 && UI_get0_user_data(ui)) 454 { 455 switch(UI_get_string_type(uis)) 456 { 457 case UIT_PROMPT: 458 case UIT_VERIFY: 459 { 460 const char *password = 461 ((PW_CB_DATA *)UI_get0_user_data(ui))->password; 462 if (password && password[0] != '\0') 463 { 464 UI_set_result(ui, uis, password); 465 return 1; 466 } 467 } 468 default: 469 break; 470 } 471 } 472 return UI_method_get_reader(UI_OpenSSL())(ui, uis); 473 } 474static int ui_write(UI *ui, UI_STRING *uis) 475 { 476 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD 477 && UI_get0_user_data(ui)) 478 { 479 switch(UI_get_string_type(uis)) 480 { 481 case UIT_PROMPT: 482 case UIT_VERIFY: 483 { 484 const char *password = 485 ((PW_CB_DATA *)UI_get0_user_data(ui))->password; 486 if (password && password[0] != '\0') 487 return 1; 488 } 489 default: 490 break; 491 } 492 } 493 return UI_method_get_writer(UI_OpenSSL())(ui, uis); 494 } 495static int ui_close(UI *ui) 496 { 497 return UI_method_get_closer(UI_OpenSSL())(ui); 498 } 499int setup_ui_method(void) 500 { 501 ui_method = UI_create_method("OpenSSL application user interface"); 502 UI_method_set_opener(ui_method, ui_open); 503 UI_method_set_reader(ui_method, ui_read); 504 UI_method_set_writer(ui_method, ui_write); 505 UI_method_set_closer(ui_method, ui_close); 506 return 0; 507 } 508void destroy_ui_method(void) 509 { 510 if(ui_method) 511 { 512 UI_destroy_method(ui_method); 513 ui_method = NULL; 514 } 515 } 516int password_callback(char *buf, int bufsiz, int verify, 517 PW_CB_DATA *cb_tmp) 518 { 519 UI *ui = NULL; 520 int res = 0; 521 const char *prompt_info = NULL; 522 const char *password = NULL; 523 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp; 524 525 if (cb_data) 526 { 527 if (cb_data->password) 528 password = cb_data->password; 529 if (cb_data->prompt_info) 530 prompt_info = cb_data->prompt_info; 531 } 532 533 if (password) 534 { 535 res = strlen(password); 536 if (res > bufsiz) 537 res = bufsiz; 538 memcpy(buf, password, res); 539 return res; 540 } 541 542 ui = UI_new_method(ui_method); 543 if (ui) 544 { 545 int ok = 0; 546 char *buff = NULL; 547 int ui_flags = 0; 548 char *prompt = NULL; 549 550 prompt = UI_construct_prompt(ui, "pass phrase", 551 prompt_info); 552 553 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD; 554 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0); 555 556 if (ok >= 0) 557 ok = UI_add_input_string(ui,prompt,ui_flags,buf, 558 PW_MIN_LENGTH,BUFSIZ-1); 559 if (ok >= 0 && verify) 560 { 561 buff = (char *)OPENSSL_malloc(bufsiz); 562 ok = UI_add_verify_string(ui,prompt,ui_flags,buff, 563 PW_MIN_LENGTH,BUFSIZ-1, buf); 564 } 565 if (ok >= 0) 566 do 567 { 568 ok = UI_process(ui); 569 } 570 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0)); 571 572 if (buff) 573 { 574 OPENSSL_cleanse(buff,(unsigned int)bufsiz); 575 OPENSSL_free(buff); 576 } 577 578 if (ok >= 0) 579 res = strlen(buf); 580 if (ok == -1) 581 { 582 BIO_printf(bio_err, "User interface error\n"); 583 ERR_print_errors(bio_err); 584 OPENSSL_cleanse(buf,(unsigned int)bufsiz); 585 res = 0; 586 } 587 if (ok == -2) 588 { 589 BIO_printf(bio_err,"aborted!\n"); 590 OPENSSL_cleanse(buf,(unsigned int)bufsiz); 591 res = 0; 592 } 593 UI_free(ui); 594 OPENSSL_free(prompt); 595 } 596 return res; 597 } 598 599static char *app_get_pass(BIO *err, char *arg, int keepbio); 600 601int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2) 602{ 603 int same; 604 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0; 605 else same = 1; 606 if(arg1) { 607 *pass1 = app_get_pass(err, arg1, same); 608 if(!*pass1) return 0; 609 } else if(pass1) *pass1 = NULL; 610 if(arg2) { 611 *pass2 = app_get_pass(err, arg2, same ? 2 : 0); 612 if(!*pass2) return 0; 613 } else if(pass2) *pass2 = NULL; 614 return 1; 615} 616 617static char *app_get_pass(BIO *err, char *arg, int keepbio) 618{ 619 char *tmp, tpass[APP_PASS_LEN]; 620 static BIO *pwdbio = NULL; 621 int i; 622 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5); 623 if(!strncmp(arg, "env:", 4)) { 624 tmp = getenv(arg + 4); 625 if(!tmp) { 626 BIO_printf(err, "Can't read environment variable %s\n", arg + 4); 627 return NULL; 628 } 629 return BUF_strdup(tmp); 630 } 631 if(!keepbio || !pwdbio) { 632 if(!strncmp(arg, "file:", 5)) { 633 pwdbio = BIO_new_file(arg + 5, "r"); 634 if(!pwdbio) { 635 BIO_printf(err, "Can't open file %s\n", arg + 5); 636 return NULL; 637 } 638 } else if(!strncmp(arg, "fd:", 3)) { 639 BIO *btmp; 640 i = atoi(arg + 3); 641 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE); 642 if((i < 0) || !pwdbio) { 643 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3); 644 return NULL; 645 } 646 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */ 647 btmp = BIO_new(BIO_f_buffer()); 648 pwdbio = BIO_push(btmp, pwdbio); 649 } else if(!strcmp(arg, "stdin")) { 650 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE); 651 if(!pwdbio) { 652 BIO_printf(err, "Can't open BIO for stdin\n"); 653 return NULL; 654 } 655 } else { 656 BIO_printf(err, "Invalid password argument \"%s\"\n", arg); 657 return NULL; 658 } 659 } 660 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN); 661 if(keepbio != 1) { 662 BIO_free_all(pwdbio); 663 pwdbio = NULL; 664 } 665 if(i <= 0) { 666 BIO_printf(err, "Error reading password from BIO\n"); 667 return NULL; 668 } 669 tmp = strchr(tpass, '\n'); 670 if(tmp) *tmp = 0; 671 return BUF_strdup(tpass); 672} 673 674int add_oid_section(BIO *err, CONF *conf) 675{ 676 char *p; 677 STACK_OF(CONF_VALUE) *sktmp; 678 CONF_VALUE *cnf; 679 int i; 680 if(!(p=NCONF_get_string(conf,NULL,"oid_section"))) 681 { 682 ERR_clear_error(); 683 return 1; 684 } 685 if(!(sktmp = NCONF_get_section(conf, p))) { 686 BIO_printf(err, "problem loading oid section %s\n", p); 687 return 0; 688 } 689 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) { 690 cnf = sk_CONF_VALUE_value(sktmp, i); 691 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) { 692 BIO_printf(err, "problem creating object %s=%s\n", 693 cnf->name, cnf->value); 694 return 0; 695 } 696 } 697 return 1; 698} 699 700static int load_pkcs12(BIO *err, BIO *in, const char *desc, 701 pem_password_cb *pem_cb, void *cb_data, 702 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca) 703 { 704 const char *pass; 705 char tpass[PEM_BUFSIZE]; 706 int len, ret = 0; 707 PKCS12 *p12; 708 p12 = d2i_PKCS12_bio(in, NULL); 709 if (p12 == NULL) 710 { 711 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc); 712 goto die; 713 } 714 /* See if an empty password will do */ 715 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0)) 716 pass = ""; 717 else 718 { 719 if (!pem_cb) 720 pem_cb = (pem_password_cb *)password_callback; 721 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data); 722 if (len < 0) 723 { 724 BIO_printf(err, "Passpharse callback error for %s\n", 725 desc); 726 goto die; 727 } 728 if (len < PEM_BUFSIZE) 729 tpass[len] = 0; 730 if (!PKCS12_verify_mac(p12, tpass, len)) 731 { 732 BIO_printf(err, 733 "Mac verify error (wrong password?) in PKCS12 file for %s\n", desc); 734 goto die; 735 } 736 pass = tpass; 737 } 738 ret = PKCS12_parse(p12, pass, pkey, cert, ca); 739 die: 740 if (p12) 741 PKCS12_free(p12); 742 return ret; 743 } 744 745X509 *load_cert(BIO *err, const char *file, int format, 746 const char *pass, ENGINE *e, const char *cert_descrip) 747 { 748 ASN1_HEADER *ah=NULL; 749 BUF_MEM *buf=NULL; 750 X509 *x=NULL; 751 BIO *cert; 752 753 if ((cert=BIO_new(BIO_s_file())) == NULL) 754 { 755 ERR_print_errors(err); 756 goto end; 757 } 758 759 if (file == NULL) 760 { 761 setvbuf(stdin, NULL, _IONBF, 0); 762 BIO_set_fp(cert,stdin,BIO_NOCLOSE); 763 } 764 else 765 { 766 if (BIO_read_filename(cert,file) <= 0) 767 { 768 BIO_printf(err, "Error opening %s %s\n", 769 cert_descrip, file); 770 ERR_print_errors(err); 771 goto end; 772 } 773 } 774 775 if (format == FORMAT_ASN1) 776 x=d2i_X509_bio(cert,NULL); 777 else if (format == FORMAT_NETSCAPE) 778 { 779 const unsigned char *p,*op; 780 int size=0,i; 781 782 /* We sort of have to do it this way because it is sort of nice 783 * to read the header first and check it, then 784 * try to read the certificate */ 785 buf=BUF_MEM_new(); 786 for (;;) 787 { 788 if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10))) 789 goto end; 790 i=BIO_read(cert,&(buf->data[size]),1024*10); 791 size+=i; 792 if (i == 0) break; 793 if (i < 0) 794 { 795 perror("reading certificate"); 796 goto end; 797 } 798 } 799 p=(unsigned char *)buf->data; 800 op=p; 801 802 /* First load the header */ 803 if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL) 804 goto end; 805 if ((ah->header == NULL) || (ah->header->data == NULL) || 806 (strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data, 807 ah->header->length) != 0)) 808 { 809 BIO_printf(err,"Error reading header on certificate\n"); 810 goto end; 811 } 812 /* header is ok, so now read the object */ 813 p=op; 814 ah->meth=X509_asn1_meth(); 815 if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL) 816 goto end; 817 x=(X509 *)ah->data; 818 ah->data=NULL; 819 } 820 else if (format == FORMAT_PEM) 821 x=PEM_read_bio_X509_AUX(cert,NULL, 822 (pem_password_cb *)password_callback, NULL); 823 else if (format == FORMAT_PKCS12) 824 { 825 if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL, 826 NULL, &x, NULL)) 827 goto end; 828 } 829 else { 830 BIO_printf(err,"bad input format specified for %s\n", 831 cert_descrip); 832 goto end; 833 } 834end: 835 if (x == NULL) 836 { 837 BIO_printf(err,"unable to load certificate\n"); 838 ERR_print_errors(err); 839 } 840 if (ah != NULL) ASN1_HEADER_free(ah); 841 if (cert != NULL) BIO_free(cert); 842 if (buf != NULL) BUF_MEM_free(buf); 843 return(x); 844 } 845 846EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin, 847 const char *pass, ENGINE *e, const char *key_descrip) 848 { 849 BIO *key=NULL; 850 EVP_PKEY *pkey=NULL; 851 PW_CB_DATA cb_data; 852 853 cb_data.password = pass; 854 cb_data.prompt_info = file; 855 856 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) 857 { 858 BIO_printf(err,"no keyfile specified\n"); 859 goto end; 860 } 861#ifndef OPENSSL_NO_ENGINE 862 if (format == FORMAT_ENGINE) 863 { 864 if (!e) 865 BIO_printf(bio_err,"no engine specified\n"); 866 else 867 pkey = ENGINE_load_private_key(e, file, 868 ui_method, &cb_data); 869 goto end; 870 } 871#endif 872 key=BIO_new(BIO_s_file()); 873 if (key == NULL) 874 { 875 ERR_print_errors(err); 876 goto end; 877 } 878 if (file == NULL && maybe_stdin) 879 { 880 setvbuf(stdin, NULL, _IONBF, 0); 881 BIO_set_fp(key,stdin,BIO_NOCLOSE); 882 } 883 else 884 if (BIO_read_filename(key,file) <= 0) 885 { 886 BIO_printf(err, "Error opening %s %s\n", 887 key_descrip, file); 888 ERR_print_errors(err); 889 goto end; 890 } 891 if (format == FORMAT_ASN1) 892 { 893 pkey=d2i_PrivateKey_bio(key, NULL); 894 } 895 else if (format == FORMAT_PEM) 896 { 897 pkey=PEM_read_bio_PrivateKey(key,NULL, 898 (pem_password_cb *)password_callback, &cb_data); 899 } 900#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 901 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC) 902 pkey = load_netscape_key(err, key, file, key_descrip, format); 903#endif 904 else if (format == FORMAT_PKCS12) 905 { 906 if (!load_pkcs12(err, key, key_descrip, 907 (pem_password_cb *)password_callback, &cb_data, 908 &pkey, NULL, NULL)) 909 goto end; 910 } 911 else 912 { 913 BIO_printf(err,"bad input format specified for key file\n"); 914 goto end; 915 } 916 end: 917 if (key != NULL) BIO_free(key); 918 if (pkey == NULL) 919 BIO_printf(err,"unable to load %s\n", key_descrip); 920 return(pkey); 921 } 922 923EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin, 924 const char *pass, ENGINE *e, const char *key_descrip) 925 { 926 BIO *key=NULL; 927 EVP_PKEY *pkey=NULL; 928 PW_CB_DATA cb_data; 929 930 cb_data.password = pass; 931 cb_data.prompt_info = file; 932 933 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) 934 { 935 BIO_printf(err,"no keyfile specified\n"); 936 goto end; 937 } 938#ifndef OPENSSL_NO_ENGINE 939 if (format == FORMAT_ENGINE) 940 { 941 if (!e) 942 BIO_printf(bio_err,"no engine specified\n"); 943 else 944 pkey = ENGINE_load_public_key(e, file, 945 ui_method, &cb_data); 946 goto end; 947 } 948#endif 949 key=BIO_new(BIO_s_file()); 950 if (key == NULL) 951 { 952 ERR_print_errors(err); 953 goto end; 954 } 955 if (file == NULL && maybe_stdin) 956 { 957 setvbuf(stdin, NULL, _IONBF, 0); 958 BIO_set_fp(key,stdin,BIO_NOCLOSE); 959 } 960 else 961 if (BIO_read_filename(key,file) <= 0) 962 { 963 BIO_printf(err, "Error opening %s %s\n", 964 key_descrip, file); 965 ERR_print_errors(err); 966 goto end; 967 } 968 if (format == FORMAT_ASN1) 969 { 970 pkey=d2i_PUBKEY_bio(key, NULL); 971 } 972 else if (format == FORMAT_PEM) 973 { 974 pkey=PEM_read_bio_PUBKEY(key,NULL, 975 (pem_password_cb *)password_callback, &cb_data); 976 } 977#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 978 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC) 979 pkey = load_netscape_key(err, key, file, key_descrip, format); 980#endif 981 else 982 { 983 BIO_printf(err,"bad input format specified for key file\n"); 984 goto end; 985 } 986 end: 987 if (key != NULL) BIO_free(key); 988 if (pkey == NULL) 989 BIO_printf(err,"unable to load %s\n", key_descrip); 990 return(pkey); 991 } 992 993#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 994static EVP_PKEY * 995load_netscape_key(BIO *err, BIO *key, const char *file, 996 const char *key_descrip, int format) 997 { 998 EVP_PKEY *pkey; 999 BUF_MEM *buf; 1000 RSA *rsa; 1001 const unsigned char *p; 1002 int size, i; 1003 1004 buf=BUF_MEM_new(); 1005 pkey = EVP_PKEY_new(); 1006 size = 0; 1007 if (buf == NULL || pkey == NULL) 1008 goto error; 1009 for (;;) 1010 { 1011 if (!BUF_MEM_grow_clean(buf,size+1024*10)) 1012 goto error; 1013 i = BIO_read(key, &(buf->data[size]), 1024*10); 1014 size += i; 1015 if (i == 0) 1016 break; 1017 if (i < 0) 1018 { 1019 BIO_printf(err, "Error reading %s %s", 1020 key_descrip, file); 1021 goto error; 1022 } 1023 } 1024 p=(unsigned char *)buf->data; 1025 rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL, 1026 (format == FORMAT_IISSGC ? 1 : 0)); 1027 if (rsa == NULL) 1028 goto error; 1029 BUF_MEM_free(buf); 1030 EVP_PKEY_set1_RSA(pkey, rsa); 1031 return pkey; 1032error: 1033 BUF_MEM_free(buf); 1034 EVP_PKEY_free(pkey); 1035 return NULL; 1036 } 1037#endif /* ndef OPENSSL_NO_RC4 */ 1038 1039STACK_OF(X509) *load_certs(BIO *err, const char *file, int format, 1040 const char *pass, ENGINE *e, const char *cert_descrip) 1041 { 1042 BIO *certs; 1043 int i; 1044 STACK_OF(X509) *othercerts = NULL; 1045 STACK_OF(X509_INFO) *allcerts = NULL; 1046 X509_INFO *xi; 1047 PW_CB_DATA cb_data; 1048 1049 cb_data.password = pass; 1050 cb_data.prompt_info = file; 1051 1052 if((certs = BIO_new(BIO_s_file())) == NULL) 1053 { 1054 ERR_print_errors(err); 1055 goto end; 1056 } 1057 1058 if (file == NULL) 1059 BIO_set_fp(certs,stdin,BIO_NOCLOSE); 1060 else 1061 { 1062 if (BIO_read_filename(certs,file) <= 0) 1063 { 1064 BIO_printf(err, "Error opening %s %s\n", 1065 cert_descrip, file); 1066 ERR_print_errors(err); 1067 goto end; 1068 } 1069 } 1070 1071 if (format == FORMAT_PEM) 1072 { 1073 othercerts = sk_X509_new_null(); 1074 if(!othercerts) 1075 { 1076 sk_X509_free(othercerts); 1077 othercerts = NULL; 1078 goto end; 1079 } 1080 allcerts = PEM_X509_INFO_read_bio(certs, NULL, 1081 (pem_password_cb *)password_callback, &cb_data); 1082 for(i = 0; i < sk_X509_INFO_num(allcerts); i++) 1083 { 1084 xi = sk_X509_INFO_value (allcerts, i); 1085 if (xi->x509) 1086 { 1087 sk_X509_push(othercerts, xi->x509); 1088 xi->x509 = NULL; 1089 } 1090 } 1091 goto end; 1092 } 1093 else { 1094 BIO_printf(err,"bad input format specified for %s\n", 1095 cert_descrip); 1096 goto end; 1097 } 1098end: 1099 if (othercerts == NULL) 1100 { 1101 BIO_printf(err,"unable to load certificates\n"); 1102 ERR_print_errors(err); 1103 } 1104 if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free); 1105 if (certs != NULL) BIO_free(certs); 1106 return(othercerts); 1107 } 1108 1109 1110#define X509V3_EXT_UNKNOWN_MASK (0xfL << 16) 1111/* Return error for unknown extensions */ 1112#define X509V3_EXT_DEFAULT 0 1113/* Print error for unknown extensions */ 1114#define X509V3_EXT_ERROR_UNKNOWN (1L << 16) 1115/* ASN1 parse unknown extensions */ 1116#define X509V3_EXT_PARSE_UNKNOWN (2L << 16) 1117/* BIO_dump unknown extensions */ 1118#define X509V3_EXT_DUMP_UNKNOWN (3L << 16) 1119 1120#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \ 1121 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION) 1122 1123int set_cert_ex(unsigned long *flags, const char *arg) 1124{ 1125 static const NAME_EX_TBL cert_tbl[] = { 1126 { "compatible", X509_FLAG_COMPAT, 0xffffffffl}, 1127 { "ca_default", X509_FLAG_CA, 0xffffffffl}, 1128 { "no_header", X509_FLAG_NO_HEADER, 0}, 1129 { "no_version", X509_FLAG_NO_VERSION, 0}, 1130 { "no_serial", X509_FLAG_NO_SERIAL, 0}, 1131 { "no_signame", X509_FLAG_NO_SIGNAME, 0}, 1132 { "no_validity", X509_FLAG_NO_VALIDITY, 0}, 1133 { "no_subject", X509_FLAG_NO_SUBJECT, 0}, 1134 { "no_issuer", X509_FLAG_NO_ISSUER, 0}, 1135 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0}, 1136 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0}, 1137 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0}, 1138 { "no_aux", X509_FLAG_NO_AUX, 0}, 1139 { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0}, 1140 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK}, 1141 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, 1142 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, 1143 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, 1144 { NULL, 0, 0} 1145 }; 1146 return set_multi_opts(flags, arg, cert_tbl); 1147} 1148 1149int set_name_ex(unsigned long *flags, const char *arg) 1150{ 1151 static const NAME_EX_TBL ex_tbl[] = { 1152 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0}, 1153 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0}, 1154 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0}, 1155 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0}, 1156 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0}, 1157 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0}, 1158 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0}, 1159 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0}, 1160 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0}, 1161 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0}, 1162 { "compat", XN_FLAG_COMPAT, 0xffffffffL}, 1163 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK}, 1164 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK}, 1165 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK}, 1166 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK}, 1167 { "dn_rev", XN_FLAG_DN_REV, 0}, 1168 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK}, 1169 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK}, 1170 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK}, 1171 { "align", XN_FLAG_FN_ALIGN, 0}, 1172 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK}, 1173 { "space_eq", XN_FLAG_SPC_EQ, 0}, 1174 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0}, 1175 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL}, 1176 { "oneline", XN_FLAG_ONELINE, 0xffffffffL}, 1177 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL}, 1178 { "ca_default", XN_FLAG_MULTILINE, 0xffffffffL}, 1179 { NULL, 0, 0} 1180 }; 1181 return set_multi_opts(flags, arg, ex_tbl); 1182} 1183 1184int set_ext_copy(int *copy_type, const char *arg) 1185{ 1186 if (!strcasecmp(arg, "none")) 1187 *copy_type = EXT_COPY_NONE; 1188 else if (!strcasecmp(arg, "copy")) 1189 *copy_type = EXT_COPY_ADD; 1190 else if (!strcasecmp(arg, "copyall")) 1191 *copy_type = EXT_COPY_ALL; 1192 else 1193 return 0; 1194 return 1; 1195} 1196 1197int copy_extensions(X509 *x, X509_REQ *req, int copy_type) 1198{ 1199 STACK_OF(X509_EXTENSION) *exts = NULL; 1200 X509_EXTENSION *ext, *tmpext; 1201 ASN1_OBJECT *obj; 1202 int i, idx, ret = 0; 1203 if (!x || !req || (copy_type == EXT_COPY_NONE)) 1204 return 1; 1205 exts = X509_REQ_get_extensions(req); 1206 1207 for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) { 1208 ext = sk_X509_EXTENSION_value(exts, i); 1209 obj = X509_EXTENSION_get_object(ext); 1210 idx = X509_get_ext_by_OBJ(x, obj, -1); 1211 /* Does extension exist? */ 1212 if (idx != -1) { 1213 /* If normal copy don't override existing extension */ 1214 if (copy_type == EXT_COPY_ADD) 1215 continue; 1216 /* Delete all extensions of same type */ 1217 do { 1218 tmpext = X509_get_ext(x, idx); 1219 X509_delete_ext(x, idx); 1220 X509_EXTENSION_free(tmpext); 1221 idx = X509_get_ext_by_OBJ(x, obj, -1); 1222 } while (idx != -1); 1223 } 1224 if (!X509_add_ext(x, ext, -1)) 1225 goto end; 1226 } 1227 1228 ret = 1; 1229 1230 end: 1231 1232 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); 1233 1234 return ret; 1235} 1236 1237 1238 1239 1240static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl) 1241{ 1242 STACK_OF(CONF_VALUE) *vals; 1243 CONF_VALUE *val; 1244 int i, ret = 1; 1245 if(!arg) return 0; 1246 vals = X509V3_parse_list(arg); 1247 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) { 1248 val = sk_CONF_VALUE_value(vals, i); 1249 if (!set_table_opts(flags, val->name, in_tbl)) 1250 ret = 0; 1251 } 1252 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free); 1253 return ret; 1254} 1255 1256static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl) 1257{ 1258 char c; 1259 const NAME_EX_TBL *ptbl; 1260 c = arg[0]; 1261 1262 if(c == '-') { 1263 c = 0; 1264 arg++; 1265 } else if (c == '+') { 1266 c = 1; 1267 arg++; 1268 } else c = 1; 1269 1270 for(ptbl = in_tbl; ptbl->name; ptbl++) { 1271 if(!strcasecmp(arg, ptbl->name)) { 1272 *flags &= ~ptbl->mask; 1273 if(c) *flags |= ptbl->flag; 1274 else *flags &= ~ptbl->flag; 1275 return 1; 1276 } 1277 } 1278 return 0; 1279} 1280 1281void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags) 1282{ 1283 char *buf; 1284 char mline = 0; 1285 int indent = 0; 1286 1287 if(title) BIO_puts(out, title); 1288 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { 1289 mline = 1; 1290 indent = 4; 1291 } 1292 if(lflags == XN_FLAG_COMPAT) { 1293 buf = X509_NAME_oneline(nm, 0, 0); 1294 BIO_puts(out, buf); 1295 BIO_puts(out, "\n"); 1296 OPENSSL_free(buf); 1297 } else { 1298 if(mline) BIO_puts(out, "\n"); 1299 X509_NAME_print_ex(out, nm, indent, lflags); 1300 BIO_puts(out, "\n"); 1301 } 1302} 1303 1304X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath) 1305{ 1306 X509_STORE *store; 1307 X509_LOOKUP *lookup; 1308 if(!(store = X509_STORE_new())) goto end; 1309 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file()); 1310 if (lookup == NULL) goto end; 1311 if (CAfile) { 1312 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) { 1313 BIO_printf(bp, "Error loading file %s\n", CAfile); 1314 goto end; 1315 } 1316 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT); 1317 1318 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir()); 1319 if (lookup == NULL) goto end; 1320 if (CApath) { 1321 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) { 1322 BIO_printf(bp, "Error loading directory %s\n", CApath); 1323 goto end; 1324 } 1325 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT); 1326 1327 ERR_clear_error(); 1328 return store; 1329 end: 1330 X509_STORE_free(store); 1331 return NULL; 1332} 1333 1334#ifndef OPENSSL_NO_ENGINE 1335/* Try to load an engine in a shareable library */ 1336static ENGINE *try_load_engine(BIO *err, const char *engine, int debug) 1337 { 1338 ENGINE *e = ENGINE_by_id("dynamic"); 1339 if (e) 1340 { 1341 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0) 1342 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) 1343 { 1344 ENGINE_free(e); 1345 e = NULL; 1346 } 1347 } 1348 return e; 1349 } 1350 1351ENGINE *setup_engine(BIO *err, const char *engine, int debug) 1352 { 1353 ENGINE *e = NULL; 1354 1355 if (engine) 1356 { 1357 if(strcmp(engine, "auto") == 0) 1358 { 1359 BIO_printf(err,"enabling auto ENGINE support\n"); 1360 ENGINE_register_all_complete(); 1361 return NULL; 1362 } 1363 if((e = ENGINE_by_id(engine)) == NULL 1364 && (e = try_load_engine(err, engine, debug)) == NULL) 1365 { 1366 BIO_printf(err,"invalid engine \"%s\"\n", engine); 1367 ERR_print_errors(err); 1368 return NULL; 1369 } 1370 if (debug) 1371 { 1372 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 1373 0, err, 0); 1374 } 1375 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1); 1376 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL)) 1377 { 1378 BIO_printf(err,"can't use that engine\n"); 1379 ERR_print_errors(err); 1380 ENGINE_free(e); 1381 return NULL; 1382 } 1383 1384 BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e)); 1385 1386 /* Free our "structural" reference. */ 1387 ENGINE_free(e); 1388 } 1389 return e; 1390 } 1391#endif 1392 1393int load_config(BIO *err, CONF *cnf) 1394 { 1395 if (!cnf) 1396 cnf = config; 1397 if (!cnf) 1398 return 1; 1399 1400 OPENSSL_load_builtin_modules(); 1401 1402 if (CONF_modules_load(cnf, NULL, 0) <= 0) 1403 { 1404 BIO_printf(err, "Error configuring OpenSSL\n"); 1405 ERR_print_errors(err); 1406 return 0; 1407 } 1408 return 1; 1409 } 1410 1411char *make_config_name() 1412 { 1413 const char *t=X509_get_default_cert_area(); 1414 size_t len; 1415 char *p; 1416 1417 len=strlen(t)+strlen(OPENSSL_CONF)+2; 1418 p=OPENSSL_malloc(len); 1419 BUF_strlcpy(p,t,len); 1420#ifndef OPENSSL_SYS_VMS 1421 BUF_strlcat(p,"/",len); 1422#endif 1423 BUF_strlcat(p,OPENSSL_CONF,len); 1424 1425 return p; 1426 } 1427 1428static unsigned long index_serial_hash(const char **a) 1429 { 1430 const char *n; 1431 1432 n=a[DB_serial]; 1433 while (*n == '0') n++; 1434 return(lh_strhash(n)); 1435 } 1436 1437static int index_serial_cmp(const char **a, const char **b) 1438 { 1439 const char *aa,*bb; 1440 1441 for (aa=a[DB_serial]; *aa == '0'; aa++); 1442 for (bb=b[DB_serial]; *bb == '0'; bb++); 1443 return(strcmp(aa,bb)); 1444 } 1445 1446static int index_name_qual(char **a) 1447 { return(a[0][0] == 'V'); } 1448 1449static unsigned long index_name_hash(const char **a) 1450 { return(lh_strhash(a[DB_name])); } 1451 1452int index_name_cmp(const char **a, const char **b) 1453 { return(strcmp(a[DB_name], 1454 b[DB_name])); } 1455 1456static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **) 1457static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **) 1458static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **) 1459static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **) 1460 1461#undef BSIZE 1462#define BSIZE 256 1463 1464BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai) 1465 { 1466 BIO *in=NULL; 1467 BIGNUM *ret=NULL; 1468 MS_STATIC char buf[1024]; 1469 ASN1_INTEGER *ai=NULL; 1470 1471 ai=ASN1_INTEGER_new(); 1472 if (ai == NULL) goto err; 1473 1474 if ((in=BIO_new(BIO_s_file())) == NULL) 1475 { 1476 ERR_print_errors(bio_err); 1477 goto err; 1478 } 1479 1480 if (BIO_read_filename(in,serialfile) <= 0) 1481 { 1482 if (!create) 1483 { 1484 perror(serialfile); 1485 goto err; 1486 } 1487 else 1488 { 1489 ret=BN_new(); 1490 if (ret == NULL || !rand_serial(ret, ai)) 1491 BIO_printf(bio_err, "Out of memory\n"); 1492 } 1493 } 1494 else 1495 { 1496 if (!a2i_ASN1_INTEGER(in,ai,buf,1024)) 1497 { 1498 BIO_printf(bio_err,"unable to load number from %s\n", 1499 serialfile); 1500 goto err; 1501 } 1502 ret=ASN1_INTEGER_to_BN(ai,NULL); 1503 if (ret == NULL) 1504 { 1505 BIO_printf(bio_err,"error converting number from bin to BIGNUM\n"); 1506 goto err; 1507 } 1508 } 1509 1510 if (ret && retai) 1511 { 1512 *retai = ai; 1513 ai = NULL; 1514 } 1515 err: 1516 if (in != NULL) BIO_free(in); 1517 if (ai != NULL) ASN1_INTEGER_free(ai); 1518 return(ret); 1519 } 1520 1521int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai) 1522 { 1523 char buf[1][BSIZE]; 1524 BIO *out = NULL; 1525 int ret=0; 1526 ASN1_INTEGER *ai=NULL; 1527 int j; 1528 1529 if (suffix == NULL) 1530 j = strlen(serialfile); 1531 else 1532 j = strlen(serialfile) + strlen(suffix) + 1; 1533 if (j >= BSIZE) 1534 { 1535 BIO_printf(bio_err,"file name too long\n"); 1536 goto err; 1537 } 1538 1539 if (suffix == NULL) 1540 BUF_strlcpy(buf[0], serialfile, BSIZE); 1541 else 1542 { 1543#ifndef OPENSSL_SYS_VMS 1544 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix); 1545#else 1546 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix); 1547#endif 1548 } 1549#ifdef RL_DEBUG 1550 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); 1551#endif 1552 out=BIO_new(BIO_s_file()); 1553 if (out == NULL) 1554 { 1555 ERR_print_errors(bio_err); 1556 goto err; 1557 } 1558 if (BIO_write_filename(out,buf[0]) <= 0) 1559 { 1560 perror(serialfile); 1561 goto err; 1562 } 1563 1564 if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL) 1565 { 1566 BIO_printf(bio_err,"error converting serial to ASN.1 format\n"); 1567 goto err; 1568 } 1569 i2a_ASN1_INTEGER(out,ai); 1570 BIO_puts(out,"\n"); 1571 ret=1; 1572 if (retai) 1573 { 1574 *retai = ai; 1575 ai = NULL; 1576 } 1577err: 1578 if (out != NULL) BIO_free_all(out); 1579 if (ai != NULL) ASN1_INTEGER_free(ai); 1580 return(ret); 1581 } 1582 1583int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix) 1584 { 1585 char buf[5][BSIZE]; 1586 int i,j; 1587 struct stat sb; 1588 1589 i = strlen(serialfile) + strlen(old_suffix); 1590 j = strlen(serialfile) + strlen(new_suffix); 1591 if (i > j) j = i; 1592 if (j + 1 >= BSIZE) 1593 { 1594 BIO_printf(bio_err,"file name too long\n"); 1595 goto err; 1596 } 1597 1598#ifndef OPENSSL_SYS_VMS 1599 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", 1600 serialfile, new_suffix); 1601#else 1602 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", 1603 serialfile, new_suffix); 1604#endif 1605#ifndef OPENSSL_SYS_VMS 1606 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", 1607 serialfile, old_suffix); 1608#else 1609 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", 1610 serialfile, old_suffix); 1611#endif 1612 if (stat(serialfile,&sb) < 0) 1613 { 1614 if (errno != ENOENT 1615#ifdef ENOTDIR 1616 && errno != ENOTDIR 1617#endif 1618 ) 1619 goto err; 1620 } 1621 else 1622 { 1623#ifdef RL_DEBUG 1624 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1625 serialfile, buf[1]); 1626#endif 1627 if (rename(serialfile,buf[1]) < 0) 1628 { 1629 BIO_printf(bio_err, 1630 "unable to rename %s to %s\n", 1631 serialfile, buf[1]); 1632 perror("reason"); 1633 goto err; 1634 } 1635 } 1636#ifdef RL_DEBUG 1637 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1638 buf[0],serialfile); 1639#endif 1640 if (rename(buf[0],serialfile) < 0) 1641 { 1642 BIO_printf(bio_err, 1643 "unable to rename %s to %s\n", 1644 buf[0],serialfile); 1645 perror("reason"); 1646 rename(buf[1],serialfile); 1647 goto err; 1648 } 1649 return 1; 1650 err: 1651 return 0; 1652 } 1653 1654int rand_serial(BIGNUM *b, ASN1_INTEGER *ai) 1655 { 1656 BIGNUM *btmp; 1657 int ret = 0; 1658 if (b) 1659 btmp = b; 1660 else 1661 btmp = BN_new(); 1662 1663 if (!btmp) 1664 return 0; 1665 1666 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0)) 1667 goto error; 1668 if (ai && !BN_to_ASN1_INTEGER(btmp, ai)) 1669 goto error; 1670 1671 ret = 1; 1672 1673 error: 1674 1675 if (!b) 1676 BN_free(btmp); 1677 1678 return ret; 1679 } 1680 1681CA_DB *load_index(char *dbfile, DB_ATTR *db_attr) 1682 { 1683 CA_DB *retdb = NULL; 1684 TXT_DB *tmpdb = NULL; 1685 BIO *in = BIO_new(BIO_s_file()); 1686 CONF *dbattr_conf = NULL; 1687 char buf[1][BSIZE]; 1688 long errorline= -1; 1689 1690 if (in == NULL) 1691 { 1692 ERR_print_errors(bio_err); 1693 goto err; 1694 } 1695 if (BIO_read_filename(in,dbfile) <= 0) 1696 { 1697 perror(dbfile); 1698 BIO_printf(bio_err,"unable to open '%s'\n",dbfile); 1699 goto err; 1700 } 1701 if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL) 1702 { 1703 if (tmpdb != NULL) TXT_DB_free(tmpdb); 1704 goto err; 1705 } 1706 1707#ifndef OPENSSL_SYS_VMS 1708 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile); 1709#else 1710 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile); 1711#endif 1712 dbattr_conf = NCONF_new(NULL); 1713 if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0) 1714 { 1715 if (errorline > 0) 1716 { 1717 BIO_printf(bio_err, 1718 "error on line %ld of db attribute file '%s'\n" 1719 ,errorline,buf[0]); 1720 goto err; 1721 } 1722 else 1723 { 1724 NCONF_free(dbattr_conf); 1725 dbattr_conf = NULL; 1726 } 1727 } 1728 1729 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL) 1730 { 1731 fprintf(stderr, "Out of memory\n"); 1732 goto err; 1733 } 1734 1735 retdb->db = tmpdb; 1736 tmpdb = NULL; 1737 if (db_attr) 1738 retdb->attributes = *db_attr; 1739 else 1740 { 1741 retdb->attributes.unique_subject = 1; 1742 } 1743 1744 if (dbattr_conf) 1745 { 1746 char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject"); 1747 if (p) 1748 { 1749#ifdef RL_DEBUG 1750 BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p); 1751#endif 1752 retdb->attributes.unique_subject = parse_yesno(p,1); 1753 } 1754 } 1755 1756 err: 1757 if (dbattr_conf) NCONF_free(dbattr_conf); 1758 if (tmpdb) TXT_DB_free(tmpdb); 1759 if (in) BIO_free_all(in); 1760 return retdb; 1761 } 1762 1763int index_index(CA_DB *db) 1764 { 1765 if (!TXT_DB_create_index(db->db, DB_serial, NULL, 1766 LHASH_HASH_FN(index_serial_hash), 1767 LHASH_COMP_FN(index_serial_cmp))) 1768 { 1769 BIO_printf(bio_err, 1770 "error creating serial number index:(%ld,%ld,%ld)\n", 1771 db->db->error,db->db->arg1,db->db->arg2); 1772 return 0; 1773 } 1774 1775 if (db->attributes.unique_subject 1776 && !TXT_DB_create_index(db->db, DB_name, index_name_qual, 1777 LHASH_HASH_FN(index_name_hash), 1778 LHASH_COMP_FN(index_name_cmp))) 1779 { 1780 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n", 1781 db->db->error,db->db->arg1,db->db->arg2); 1782 return 0; 1783 } 1784 return 1; 1785 } 1786 1787int save_index(const char *dbfile, const char *suffix, CA_DB *db) 1788 { 1789 char buf[3][BSIZE]; 1790 BIO *out = BIO_new(BIO_s_file()); 1791 int j; 1792 1793 if (out == NULL) 1794 { 1795 ERR_print_errors(bio_err); 1796 goto err; 1797 } 1798 1799 j = strlen(dbfile) + strlen(suffix); 1800 if (j + 6 >= BSIZE) 1801 { 1802 BIO_printf(bio_err,"file name too long\n"); 1803 goto err; 1804 } 1805 1806#ifndef OPENSSL_SYS_VMS 1807 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile); 1808#else 1809 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile); 1810#endif 1811#ifndef OPENSSL_SYS_VMS 1812 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix); 1813#else 1814 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix); 1815#endif 1816#ifndef OPENSSL_SYS_VMS 1817 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix); 1818#else 1819 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix); 1820#endif 1821#ifdef RL_DEBUG 1822 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); 1823#endif 1824 if (BIO_write_filename(out,buf[0]) <= 0) 1825 { 1826 perror(dbfile); 1827 BIO_printf(bio_err,"unable to open '%s'\n", dbfile); 1828 goto err; 1829 } 1830 j=TXT_DB_write(out,db->db); 1831 if (j <= 0) goto err; 1832 1833 BIO_free(out); 1834 1835 out = BIO_new(BIO_s_file()); 1836#ifdef RL_DEBUG 1837 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]); 1838#endif 1839 if (BIO_write_filename(out,buf[1]) <= 0) 1840 { 1841 perror(buf[2]); 1842 BIO_printf(bio_err,"unable to open '%s'\n", buf[2]); 1843 goto err; 1844 } 1845 BIO_printf(out,"unique_subject = %s\n", 1846 db->attributes.unique_subject ? "yes" : "no"); 1847 BIO_free(out); 1848 1849 return 1; 1850 err: 1851 return 0; 1852 } 1853 1854int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix) 1855 { 1856 char buf[5][BSIZE]; 1857 int i,j; 1858 struct stat sb; 1859 1860 i = strlen(dbfile) + strlen(old_suffix); 1861 j = strlen(dbfile) + strlen(new_suffix); 1862 if (i > j) j = i; 1863 if (j + 6 >= BSIZE) 1864 { 1865 BIO_printf(bio_err,"file name too long\n"); 1866 goto err; 1867 } 1868 1869#ifndef OPENSSL_SYS_VMS 1870 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile); 1871#else 1872 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile); 1873#endif 1874#ifndef OPENSSL_SYS_VMS 1875 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", 1876 dbfile, new_suffix); 1877#else 1878 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", 1879 dbfile, new_suffix); 1880#endif 1881#ifndef OPENSSL_SYS_VMS 1882 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", 1883 dbfile, new_suffix); 1884#else 1885 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", 1886 dbfile, new_suffix); 1887#endif 1888#ifndef OPENSSL_SYS_VMS 1889 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", 1890 dbfile, old_suffix); 1891#else 1892 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", 1893 dbfile, old_suffix); 1894#endif 1895#ifndef OPENSSL_SYS_VMS 1896 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", 1897 dbfile, old_suffix); 1898#else 1899 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", 1900 dbfile, old_suffix); 1901#endif 1902 if (stat(dbfile,&sb) < 0) 1903 { 1904 if (errno != ENOENT 1905#ifdef ENOTDIR 1906 && errno != ENOTDIR 1907#endif 1908 ) 1909 goto err; 1910 } 1911 else 1912 { 1913#ifdef RL_DEBUG 1914 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1915 dbfile, buf[1]); 1916#endif 1917 if (rename(dbfile,buf[1]) < 0) 1918 { 1919 BIO_printf(bio_err, 1920 "unable to rename %s to %s\n", 1921 dbfile, buf[1]); 1922 perror("reason"); 1923 goto err; 1924 } 1925 } 1926#ifdef RL_DEBUG 1927 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1928 buf[0],dbfile); 1929#endif 1930 if (rename(buf[0],dbfile) < 0) 1931 { 1932 BIO_printf(bio_err, 1933 "unable to rename %s to %s\n", 1934 buf[0],dbfile); 1935 perror("reason"); 1936 rename(buf[1],dbfile); 1937 goto err; 1938 } 1939 if (stat(buf[4],&sb) < 0) 1940 { 1941 if (errno != ENOENT 1942#ifdef ENOTDIR 1943 && errno != ENOTDIR 1944#endif 1945 ) 1946 goto err; 1947 } 1948 else 1949 { 1950#ifdef RL_DEBUG 1951 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1952 buf[4],buf[3]); 1953#endif 1954 if (rename(buf[4],buf[3]) < 0) 1955 { 1956 BIO_printf(bio_err, 1957 "unable to rename %s to %s\n", 1958 buf[4], buf[3]); 1959 perror("reason"); 1960 rename(dbfile,buf[0]); 1961 rename(buf[1],dbfile); 1962 goto err; 1963 } 1964 } 1965#ifdef RL_DEBUG 1966 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1967 buf[2],buf[4]); 1968#endif 1969 if (rename(buf[2],buf[4]) < 0) 1970 { 1971 BIO_printf(bio_err, 1972 "unable to rename %s to %s\n", 1973 buf[2],buf[4]); 1974 perror("reason"); 1975 rename(buf[3],buf[4]); 1976 rename(dbfile,buf[0]); 1977 rename(buf[1],dbfile); 1978 goto err; 1979 } 1980 return 1; 1981 err: 1982 return 0; 1983 } 1984 1985void free_index(CA_DB *db) 1986 { 1987 if (db) 1988 { 1989 if (db->db) TXT_DB_free(db->db); 1990 OPENSSL_free(db); 1991 } 1992 } 1993 1994int parse_yesno(const char *str, int def) 1995 { 1996 int ret = def; 1997 if (str) 1998 { 1999 switch (*str) 2000 { 2001 case 'f': /* false */ 2002 case 'F': /* FALSE */ 2003 case 'n': /* no */ 2004 case 'N': /* NO */ 2005 case '0': /* 0 */ 2006 ret = 0; 2007 break; 2008 case 't': /* true */ 2009 case 'T': /* TRUE */ 2010 case 'y': /* yes */ 2011 case 'Y': /* YES */ 2012 case '1': /* 1 */ 2013 ret = 0; 2014 break; 2015 default: 2016 ret = def; 2017 break; 2018 } 2019 } 2020 return ret; 2021 } 2022 2023/* 2024 * subject is expected to be in the format /type0=value0/type1=value1/type2=... 2025 * where characters may be escaped by \ 2026 */ 2027X509_NAME *parse_name(char *subject, long chtype, int multirdn) 2028 { 2029 size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */ 2030 char *buf = OPENSSL_malloc(buflen); 2031 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */ 2032 char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *)); 2033 char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *)); 2034 int *mval = OPENSSL_malloc (max_ne * sizeof (int)); 2035 2036 char *sp = subject, *bp = buf; 2037 int i, ne_num = 0; 2038 2039 X509_NAME *n = NULL; 2040 int nid; 2041 2042 if (!buf || !ne_types || !ne_values) 2043 { 2044 BIO_printf(bio_err, "malloc error\n"); 2045 goto error; 2046 } 2047 2048 if (*subject != '/') 2049 { 2050 BIO_printf(bio_err, "Subject does not start with '/'.\n"); 2051 goto error; 2052 } 2053 sp++; /* skip leading / */ 2054 2055 /* no multivalued RDN by default */ 2056 mval[ne_num] = 0; 2057 2058 while (*sp) 2059 { 2060 /* collect type */ 2061 ne_types[ne_num] = bp; 2062 while (*sp) 2063 { 2064 if (*sp == '\\') /* is there anything to escape in the type...? */ 2065 { 2066 if (*++sp) 2067 *bp++ = *sp++; 2068 else 2069 { 2070 BIO_printf(bio_err, "escape character at end of string\n"); 2071 goto error; 2072 } 2073 } 2074 else if (*sp == '=') 2075 { 2076 sp++; 2077 *bp++ = '\0'; 2078 break; 2079 } 2080 else 2081 *bp++ = *sp++; 2082 } 2083 if (!*sp) 2084 { 2085 BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num); 2086 goto error; 2087 } 2088 ne_values[ne_num] = bp; 2089 while (*sp) 2090 { 2091 if (*sp == '\\') 2092 { 2093 if (*++sp) 2094 *bp++ = *sp++; 2095 else 2096 { 2097 BIO_printf(bio_err, "escape character at end of string\n"); 2098 goto error; 2099 } 2100 } 2101 else if (*sp == '/') 2102 { 2103 sp++; 2104 /* no multivalued RDN by default */ 2105 mval[ne_num+1] = 0; 2106 break; 2107 } 2108 else if (*sp == '+' && multirdn) 2109 { 2110 /* a not escaped + signals a mutlivalued RDN */ 2111 sp++; 2112 mval[ne_num+1] = -1; 2113 break; 2114 } 2115 else 2116 *bp++ = *sp++; 2117 } 2118 *bp++ = '\0'; 2119 ne_num++; 2120 } 2121 2122 if (!(n = X509_NAME_new())) 2123 goto error; 2124 2125 for (i = 0; i < ne_num; i++) 2126 { 2127 if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef) 2128 { 2129 BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]); 2130 continue; 2131 } 2132 2133 if (!*ne_values[i]) 2134 { 2135 BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]); 2136 continue; 2137 } 2138 2139 if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i])) 2140 goto error; 2141 } 2142 2143 OPENSSL_free(ne_values); 2144 OPENSSL_free(ne_types); 2145 OPENSSL_free(buf); 2146 return n; 2147 2148error: 2149 X509_NAME_free(n); 2150 if (ne_values) 2151 OPENSSL_free(ne_values); 2152 if (ne_types) 2153 OPENSSL_free(ne_types); 2154 if (buf) 2155 OPENSSL_free(buf); 2156 return NULL; 2157} 2158 2159/* This code MUST COME AFTER anything that uses rename() */ 2160#ifdef OPENSSL_SYS_WIN32 2161int WIN32_rename(const char *from, const char *to) 2162 { 2163#ifndef OPENSSL_SYS_WINCE 2164 /* Windows rename gives an error if 'to' exists, so delete it 2165 * first and ignore file not found errror 2166 */ 2167 if((remove(to) != 0) && (errno != ENOENT)) 2168 return -1; 2169#undef rename 2170 return rename(from, to); 2171#else 2172 /* convert strings to UNICODE */ 2173 { 2174 BOOL result = FALSE; 2175 WCHAR* wfrom; 2176 WCHAR* wto; 2177 int i; 2178 wfrom = malloc((strlen(from)+1)*2); 2179 wto = malloc((strlen(to)+1)*2); 2180 if (wfrom != NULL && wto != NULL) 2181 { 2182 for (i=0; i<(int)strlen(from)+1; i++) 2183 wfrom[i] = (short)from[i]; 2184 for (i=0; i<(int)strlen(to)+1; i++) 2185 wto[i] = (short)to[i]; 2186 result = MoveFile(wfrom, wto); 2187 } 2188 if (wfrom != NULL) 2189 free(wfrom); 2190 if (wto != NULL) 2191 free(wto); 2192 return result; 2193 } 2194#endif 2195 } 2196#endif 2197 2198int args_verify(char ***pargs, int *pargc, 2199 int *badarg, BIO *err, X509_VERIFY_PARAM **pm) 2200 { 2201 ASN1_OBJECT *otmp = NULL; 2202 unsigned long flags = 0; 2203 int i; 2204 int purpose = 0; 2205 char **oldargs = *pargs; 2206 char *arg = **pargs, *argn = (*pargs)[1]; 2207 if (!strcmp(arg, "-policy")) 2208 { 2209 if (!argn) 2210 *badarg = 1; 2211 else 2212 { 2213 otmp = OBJ_txt2obj(argn, 0); 2214 if (!otmp) 2215 { 2216 BIO_printf(err, "Invalid Policy \"%s\"\n", 2217 argn); 2218 *badarg = 1; 2219 } 2220 } 2221 (*pargs)++; 2222 } 2223 else if (strcmp(arg,"-purpose") == 0) 2224 { 2225 X509_PURPOSE *xptmp; 2226 if (!argn) 2227 *badarg = 1; 2228 else 2229 { 2230 i = X509_PURPOSE_get_by_sname(argn); 2231 if(i < 0) 2232 { 2233 BIO_printf(err, "unrecognized purpose\n"); 2234 *badarg = 1; 2235 } 2236 else 2237 { 2238 xptmp = X509_PURPOSE_get0(i); 2239 purpose = X509_PURPOSE_get_id(xptmp); 2240 } 2241 } 2242 (*pargs)++; 2243 } 2244 else if (!strcmp(arg, "-ignore_critical")) 2245 flags |= X509_V_FLAG_IGNORE_CRITICAL; 2246 else if (!strcmp(arg, "-issuer_checks")) 2247 flags |= X509_V_FLAG_CB_ISSUER_CHECK; 2248 else if (!strcmp(arg, "-crl_check")) 2249 flags |= X509_V_FLAG_CRL_CHECK; 2250 else if (!strcmp(arg, "-crl_check_all")) 2251 flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL; 2252 else if (!strcmp(arg, "-policy_check")) 2253 flags |= X509_V_FLAG_POLICY_CHECK; 2254 else if (!strcmp(arg, "-explicit_policy")) 2255 flags |= X509_V_FLAG_EXPLICIT_POLICY; 2256 else if (!strcmp(arg, "-x509_strict")) 2257 flags |= X509_V_FLAG_X509_STRICT; 2258 else if (!strcmp(arg, "-policy_print")) 2259 flags |= X509_V_FLAG_NOTIFY_POLICY; 2260 else 2261 return 0; 2262 2263 if (*badarg) 2264 { 2265 if (*pm) 2266 X509_VERIFY_PARAM_free(*pm); 2267 *pm = NULL; 2268 goto end; 2269 } 2270 2271 if (!*pm && !(*pm = X509_VERIFY_PARAM_new())) 2272 { 2273 *badarg = 1; 2274 goto end; 2275 } 2276 2277 if (otmp) 2278 X509_VERIFY_PARAM_add0_policy(*pm, otmp); 2279 if (flags) 2280 X509_VERIFY_PARAM_set_flags(*pm, flags); 2281 2282 if (purpose) 2283 X509_VERIFY_PARAM_set_purpose(*pm, purpose); 2284 2285 end: 2286 2287 (*pargs)++; 2288 2289 if (pargc) 2290 *pargc -= *pargs - oldargs; 2291 2292 return 1; 2293 2294 } 2295 2296static void nodes_print(BIO *out, const char *name, 2297 STACK_OF(X509_POLICY_NODE) *nodes) 2298 { 2299 X509_POLICY_NODE *node; 2300 int i; 2301 BIO_printf(out, "%s Policies:", name); 2302 if (nodes) 2303 { 2304 BIO_puts(out, "\n"); 2305 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) 2306 { 2307 node = sk_X509_POLICY_NODE_value(nodes, i); 2308 X509_POLICY_NODE_print(out, node, 2); 2309 } 2310 } 2311 else 2312 BIO_puts(out, " <empty>\n"); 2313 } 2314 2315void policies_print(BIO *out, X509_STORE_CTX *ctx) 2316 { 2317 X509_POLICY_TREE *tree; 2318 int explicit_policy; 2319 int free_out = 0; 2320 if (out == NULL) 2321 { 2322 out = BIO_new_fp(stderr, BIO_NOCLOSE); 2323 free_out = 1; 2324 } 2325 tree = X509_STORE_CTX_get0_policy_tree(ctx); 2326 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx); 2327 2328 BIO_printf(out, "Require explicit Policy: %s\n", 2329 explicit_policy ? "True" : "False"); 2330 2331 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree)); 2332 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree)); 2333 if (free_out) 2334 BIO_free(out); 2335 } 2336