apps.c revision 280304
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#if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS) 113/* 114 * On VMS, you need to define this to get the declaration of fileno(). The 115 * value 2 is to make sure no function defined in POSIX-2 is left undefined. 116 */ 117# define _POSIX_C_SOURCE 2 118#endif 119#include <stdio.h> 120#include <stdlib.h> 121#include <string.h> 122#if !defined(OPENSSL_SYSNAME_WIN32) && !defined(NETWARE_CLIB) 123# include <strings.h> 124#endif 125#include <sys/types.h> 126#include <ctype.h> 127#include <errno.h> 128#include <assert.h> 129#include <openssl/err.h> 130#include <openssl/x509.h> 131#include <openssl/x509v3.h> 132#include <openssl/pem.h> 133#include <openssl/pkcs12.h> 134#include <openssl/ui.h> 135#include <openssl/safestack.h> 136#ifndef OPENSSL_NO_ENGINE 137# include <openssl/engine.h> 138#endif 139#ifndef OPENSSL_NO_RSA 140# include <openssl/rsa.h> 141#endif 142#include <openssl/bn.h> 143#ifndef OPENSSL_NO_JPAKE 144# include <openssl/jpake.h> 145#endif 146 147#define NON_MAIN 148#include "apps.h" 149#undef NON_MAIN 150 151#ifdef _WIN32 152static int WIN32_rename(const char *from, const char *to); 153# define rename(from,to) WIN32_rename((from),(to)) 154#endif 155 156typedef struct { 157 const char *name; 158 unsigned long flag; 159 unsigned long mask; 160} NAME_EX_TBL; 161 162static UI_METHOD *ui_method = NULL; 163 164static int set_table_opts(unsigned long *flags, const char *arg, 165 const NAME_EX_TBL * in_tbl); 166static int set_multi_opts(unsigned long *flags, const char *arg, 167 const NAME_EX_TBL * in_tbl); 168 169#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 170/* Looks like this stuff is worth moving into separate function */ 171static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file, 172 const char *key_descrip, int format); 173#endif 174 175int app_init(long mesgwin); 176#ifdef undef /* never finished - probably never will be 177 * :-) */ 178int args_from_file(char *file, int *argc, char **argv[]) 179{ 180 FILE *fp; 181 int num, i; 182 unsigned int len; 183 static char *buf = NULL; 184 static char **arg = NULL; 185 char *p; 186 187 fp = fopen(file, "r"); 188 if (fp == NULL) 189 return (0); 190 191 if (fseek(fp, 0, SEEK_END) == 0) 192 len = ftell(fp), rewind(fp); 193 else 194 len = -1; 195 if (len <= 0) { 196 fclose(fp); 197 return (0); 198 } 199 200 *argc = 0; 201 *argv = NULL; 202 203 if (buf != NULL) 204 OPENSSL_free(buf); 205 buf = (char *)OPENSSL_malloc(len + 1); 206 if (buf == NULL) 207 return (0); 208 209 len = fread(buf, 1, len, fp); 210 if (len <= 1) 211 return (0); 212 buf[len] = '\0'; 213 214 i = 0; 215 for (p = buf; *p; p++) 216 if (*p == '\n') 217 i++; 218 if (arg != NULL) 219 OPENSSL_free(arg); 220 arg = (char **)OPENSSL_malloc(sizeof(char *) * (i * 2)); 221 222 *argv = arg; 223 num = 0; 224 p = buf; 225 for (;;) { 226 if (!*p) 227 break; 228 if (*p == '#') { /* comment line */ 229 while (*p && (*p != '\n')) 230 p++; 231 continue; 232 } 233 /* else we have a line */ 234 *(arg++) = p; 235 num++; 236 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n'))) 237 p++; 238 if (!*p) 239 break; 240 if (*p == '\n') { 241 *(p++) = '\0'; 242 continue; 243 } 244 /* else it is a tab or space */ 245 p++; 246 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n'))) 247 p++; 248 if (!*p) 249 break; 250 if (*p == '\n') { 251 p++; 252 continue; 253 } 254 *(arg++) = p++; 255 num++; 256 while (*p && (*p != '\n')) 257 p++; 258 if (!*p) 259 break; 260 /* else *p == '\n' */ 261 *(p++) = '\0'; 262 } 263 *argc = num; 264 return (1); 265} 266#endif 267 268int str2fmt(char *s) 269{ 270 if (s == NULL) 271 return FORMAT_UNDEF; 272 if ((*s == 'D') || (*s == 'd')) 273 return (FORMAT_ASN1); 274 else if ((*s == 'T') || (*s == 't')) 275 return (FORMAT_TEXT); 276 else if ((*s == 'N') || (*s == 'n')) 277 return (FORMAT_NETSCAPE); 278 else if ((*s == 'S') || (*s == 's')) 279 return (FORMAT_SMIME); 280 else if ((*s == 'M') || (*s == 'm')) 281 return (FORMAT_MSBLOB); 282 else if ((*s == '1') 283 || (strcmp(s, "PKCS12") == 0) || (strcmp(s, "pkcs12") == 0) 284 || (strcmp(s, "P12") == 0) || (strcmp(s, "p12") == 0)) 285 return (FORMAT_PKCS12); 286 else if ((*s == 'E') || (*s == 'e')) 287 return (FORMAT_ENGINE); 288 else if ((*s == 'P') || (*s == 'p')) { 289 if (s[1] == 'V' || s[1] == 'v') 290 return FORMAT_PVK; 291 else 292 return (FORMAT_PEM); 293 } else 294 return (FORMAT_UNDEF); 295} 296 297#if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE) 298void program_name(char *in, char *out, int size) 299{ 300 int i, n; 301 char *p = NULL; 302 303 n = strlen(in); 304 /* find the last '/', '\' or ':' */ 305 for (i = n - 1; i > 0; i--) { 306 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':')) { 307 p = &(in[i + 1]); 308 break; 309 } 310 } 311 if (p == NULL) 312 p = in; 313 n = strlen(p); 314 315# if defined(OPENSSL_SYS_NETWARE) 316 /* strip off trailing .nlm if present. */ 317 if ((n > 4) && (p[n - 4] == '.') && 318 ((p[n - 3] == 'n') || (p[n - 3] == 'N')) && 319 ((p[n - 2] == 'l') || (p[n - 2] == 'L')) && 320 ((p[n - 1] == 'm') || (p[n - 1] == 'M'))) 321 n -= 4; 322# else 323 /* strip off trailing .exe if present. */ 324 if ((n > 4) && (p[n - 4] == '.') && 325 ((p[n - 3] == 'e') || (p[n - 3] == 'E')) && 326 ((p[n - 2] == 'x') || (p[n - 2] == 'X')) && 327 ((p[n - 1] == 'e') || (p[n - 1] == 'E'))) 328 n -= 4; 329# endif 330 331 if (n > size - 1) 332 n = size - 1; 333 334 for (i = 0; i < n; i++) { 335 if ((p[i] >= 'A') && (p[i] <= 'Z')) 336 out[i] = p[i] - 'A' + 'a'; 337 else 338 out[i] = p[i]; 339 } 340 out[n] = '\0'; 341} 342#else 343# ifdef OPENSSL_SYS_VMS 344void program_name(char *in, char *out, int size) 345{ 346 char *p = in, *q; 347 char *chars = ":]>"; 348 349 while (*chars != '\0') { 350 q = strrchr(p, *chars); 351 if (q > p) 352 p = q + 1; 353 chars++; 354 } 355 356 q = strrchr(p, '.'); 357 if (q == NULL) 358 q = p + strlen(p); 359 strncpy(out, p, size - 1); 360 if (q - p >= size) { 361 out[size - 1] = '\0'; 362 } else { 363 out[q - p] = '\0'; 364 } 365} 366# else 367void program_name(char *in, char *out, int size) 368{ 369 char *p; 370 371 p = strrchr(in, '/'); 372 if (p != NULL) 373 p++; 374 else 375 p = in; 376 BUF_strlcpy(out, p, size); 377} 378# endif 379#endif 380 381int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[]) 382{ 383 int num, i; 384 char *p; 385 386 *argc = 0; 387 *argv = NULL; 388 389 i = 0; 390 if (arg->count == 0) { 391 arg->count = 20; 392 arg->data = (char **)OPENSSL_malloc(sizeof(char *) * arg->count); 393 if (arg->data == NULL) 394 return 0; 395 } 396 for (i = 0; i < arg->count; i++) 397 arg->data[i] = NULL; 398 399 num = 0; 400 p = buf; 401 for (;;) { 402 /* first scan over white space */ 403 if (!*p) 404 break; 405 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n'))) 406 p++; 407 if (!*p) 408 break; 409 410 /* The start of something good :-) */ 411 if (num >= arg->count) { 412 char **tmp_p; 413 int tlen = arg->count + 20; 414 tmp_p = (char **)OPENSSL_realloc(arg->data, 415 sizeof(char *) * tlen); 416 if (tmp_p == NULL) 417 return 0; 418 arg->data = tmp_p; 419 arg->count = tlen; 420 /* initialize newly allocated data */ 421 for (i = num; i < arg->count; i++) 422 arg->data[i] = NULL; 423 } 424 arg->data[num++] = p; 425 426 /* now look for the end of this */ 427 if ((*p == '\'') || (*p == '\"')) { /* scan for closing quote */ 428 i = *(p++); 429 arg->data[num - 1]++; /* jump over quote */ 430 while (*p && (*p != i)) 431 p++; 432 *p = '\0'; 433 } else { 434 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n'))) 435 p++; 436 437 if (*p == '\0') 438 p--; 439 else 440 *p = '\0'; 441 } 442 p++; 443 } 444 *argc = num; 445 *argv = arg->data; 446 return (1); 447} 448 449#ifndef APP_INIT 450int app_init(long mesgwin) 451{ 452 return (1); 453} 454#endif 455 456int dump_cert_text(BIO *out, X509 *x) 457{ 458 char *p; 459 460 p = X509_NAME_oneline(X509_get_subject_name(x), NULL, 0); 461 BIO_puts(out, "subject="); 462 BIO_puts(out, p); 463 OPENSSL_free(p); 464 465 p = X509_NAME_oneline(X509_get_issuer_name(x), NULL, 0); 466 BIO_puts(out, "\nissuer="); 467 BIO_puts(out, p); 468 BIO_puts(out, "\n"); 469 OPENSSL_free(p); 470 471 return 0; 472} 473 474static int ui_open(UI *ui) 475{ 476 return UI_method_get_opener(UI_OpenSSL())(ui); 477} 478 479static int ui_read(UI *ui, UI_STRING *uis) 480{ 481 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD 482 && UI_get0_user_data(ui)) { 483 switch (UI_get_string_type(uis)) { 484 case UIT_PROMPT: 485 case UIT_VERIFY: 486 { 487 const char *password = 488 ((PW_CB_DATA *)UI_get0_user_data(ui))->password; 489 if (password && password[0] != '\0') { 490 UI_set_result(ui, uis, password); 491 return 1; 492 } 493 } 494 default: 495 break; 496 } 497 } 498 return UI_method_get_reader(UI_OpenSSL())(ui, uis); 499} 500 501static int ui_write(UI *ui, UI_STRING *uis) 502{ 503 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD 504 && UI_get0_user_data(ui)) { 505 switch (UI_get_string_type(uis)) { 506 case UIT_PROMPT: 507 case UIT_VERIFY: 508 { 509 const char *password = 510 ((PW_CB_DATA *)UI_get0_user_data(ui))->password; 511 if (password && password[0] != '\0') 512 return 1; 513 } 514 default: 515 break; 516 } 517 } 518 return UI_method_get_writer(UI_OpenSSL())(ui, uis); 519} 520 521static int ui_close(UI *ui) 522{ 523 return UI_method_get_closer(UI_OpenSSL())(ui); 524} 525 526int setup_ui_method(void) 527{ 528 ui_method = UI_create_method("OpenSSL application user interface"); 529 UI_method_set_opener(ui_method, ui_open); 530 UI_method_set_reader(ui_method, ui_read); 531 UI_method_set_writer(ui_method, ui_write); 532 UI_method_set_closer(ui_method, ui_close); 533 return 0; 534} 535 536void destroy_ui_method(void) 537{ 538 if (ui_method) { 539 UI_destroy_method(ui_method); 540 ui_method = NULL; 541 } 542} 543 544int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_tmp) 545{ 546 UI *ui = NULL; 547 int res = 0; 548 const char *prompt_info = NULL; 549 const char *password = NULL; 550 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp; 551 552 if (cb_data) { 553 if (cb_data->password) 554 password = cb_data->password; 555 if (cb_data->prompt_info) 556 prompt_info = cb_data->prompt_info; 557 } 558 559 if (password) { 560 res = strlen(password); 561 if (res > bufsiz) 562 res = bufsiz; 563 memcpy(buf, password, res); 564 return res; 565 } 566 567 ui = UI_new_method(ui_method); 568 if (ui) { 569 int ok = 0; 570 char *buff = NULL; 571 int ui_flags = 0; 572 char *prompt = NULL; 573 574 prompt = UI_construct_prompt(ui, "pass phrase", prompt_info); 575 if(!prompt) { 576 BIO_printf(bio_err, "Out of memory\n"); 577 UI_free(ui); 578 return 0; 579 } 580 581 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD; 582 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0); 583 584 if (ok >= 0) 585 ok = UI_add_input_string(ui, prompt, ui_flags, buf, 586 PW_MIN_LENGTH, bufsiz - 1); 587 if (ok >= 0 && verify) { 588 buff = (char *)OPENSSL_malloc(bufsiz); 589 if(!buff) { 590 BIO_printf(bio_err, "Out of memory\n"); 591 UI_free(ui); 592 OPENSSL_free(prompt); 593 return 0; 594 } 595 ok = UI_add_verify_string(ui, prompt, ui_flags, buff, 596 PW_MIN_LENGTH, bufsiz - 1, buf); 597 } 598 if (ok >= 0) 599 do { 600 ok = UI_process(ui); 601 } 602 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0)); 603 604 if (buff) { 605 OPENSSL_cleanse(buff, (unsigned int)bufsiz); 606 OPENSSL_free(buff); 607 } 608 609 if (ok >= 0) 610 res = strlen(buf); 611 if (ok == -1) { 612 BIO_printf(bio_err, "User interface error\n"); 613 ERR_print_errors(bio_err); 614 OPENSSL_cleanse(buf, (unsigned int)bufsiz); 615 res = 0; 616 } 617 if (ok == -2) { 618 BIO_printf(bio_err, "aborted!\n"); 619 OPENSSL_cleanse(buf, (unsigned int)bufsiz); 620 res = 0; 621 } 622 UI_free(ui); 623 OPENSSL_free(prompt); 624 } 625 return res; 626} 627 628static char *app_get_pass(BIO *err, char *arg, int keepbio); 629 630int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2) 631{ 632 int same; 633 if (!arg2 || !arg1 || strcmp(arg1, arg2)) 634 same = 0; 635 else 636 same = 1; 637 if (arg1) { 638 *pass1 = app_get_pass(err, arg1, same); 639 if (!*pass1) 640 return 0; 641 } else if (pass1) 642 *pass1 = NULL; 643 if (arg2) { 644 *pass2 = app_get_pass(err, arg2, same ? 2 : 0); 645 if (!*pass2) 646 return 0; 647 } else if (pass2) 648 *pass2 = NULL; 649 return 1; 650} 651 652static char *app_get_pass(BIO *err, char *arg, int keepbio) 653{ 654 char *tmp, tpass[APP_PASS_LEN]; 655 static BIO *pwdbio = NULL; 656 int i; 657 if (!strncmp(arg, "pass:", 5)) 658 return BUF_strdup(arg + 5); 659 if (!strncmp(arg, "env:", 4)) { 660 tmp = getenv(arg + 4); 661 if (!tmp) { 662 BIO_printf(err, "Can't read environment variable %s\n", arg + 4); 663 return NULL; 664 } 665 return BUF_strdup(tmp); 666 } 667 if (!keepbio || !pwdbio) { 668 if (!strncmp(arg, "file:", 5)) { 669 pwdbio = BIO_new_file(arg + 5, "r"); 670 if (!pwdbio) { 671 BIO_printf(err, "Can't open file %s\n", arg + 5); 672 return NULL; 673 } 674#if !defined(_WIN32) 675 /* 676 * Under _WIN32, which covers even Win64 and CE, file 677 * descriptors referenced by BIO_s_fd are not inherited 678 * by child process and therefore below is not an option. 679 * It could have been an option if bss_fd.c was operating 680 * on real Windows descriptors, such as those obtained 681 * with CreateFile. 682 */ 683 } else if (!strncmp(arg, "fd:", 3)) { 684 BIO *btmp; 685 i = atoi(arg + 3); 686 if (i >= 0) 687 pwdbio = BIO_new_fd(i, BIO_NOCLOSE); 688 if ((i < 0) || !pwdbio) { 689 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3); 690 return NULL; 691 } 692 /* 693 * Can't do BIO_gets on an fd BIO so add a buffering BIO 694 */ 695 btmp = BIO_new(BIO_f_buffer()); 696 pwdbio = BIO_push(btmp, pwdbio); 697#endif 698 } else if (!strcmp(arg, "stdin")) { 699 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE); 700 if (!pwdbio) { 701 BIO_printf(err, "Can't open BIO for stdin\n"); 702 return NULL; 703 } 704 } else { 705 BIO_printf(err, "Invalid password argument \"%s\"\n", arg); 706 return NULL; 707 } 708 } 709 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN); 710 if (keepbio != 1) { 711 BIO_free_all(pwdbio); 712 pwdbio = NULL; 713 } 714 if (i <= 0) { 715 BIO_printf(err, "Error reading password from BIO\n"); 716 return NULL; 717 } 718 tmp = strchr(tpass, '\n'); 719 if (tmp) 720 *tmp = 0; 721 return BUF_strdup(tpass); 722} 723 724int add_oid_section(BIO *err, CONF *conf) 725{ 726 char *p; 727 STACK_OF(CONF_VALUE) *sktmp; 728 CONF_VALUE *cnf; 729 int i; 730 if (!(p = NCONF_get_string(conf, NULL, "oid_section"))) { 731 ERR_clear_error(); 732 return 1; 733 } 734 if (!(sktmp = NCONF_get_section(conf, p))) { 735 BIO_printf(err, "problem loading oid section %s\n", p); 736 return 0; 737 } 738 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) { 739 cnf = sk_CONF_VALUE_value(sktmp, i); 740 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) { 741 BIO_printf(err, "problem creating object %s=%s\n", 742 cnf->name, cnf->value); 743 return 0; 744 } 745 } 746 return 1; 747} 748 749static int load_pkcs12(BIO *err, BIO *in, const char *desc, 750 pem_password_cb *pem_cb, void *cb_data, 751 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca) 752{ 753 const char *pass; 754 char tpass[PEM_BUFSIZE]; 755 int len, ret = 0; 756 PKCS12 *p12; 757 p12 = d2i_PKCS12_bio(in, NULL); 758 if (p12 == NULL) { 759 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc); 760 goto die; 761 } 762 /* See if an empty password will do */ 763 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0)) 764 pass = ""; 765 else { 766 if (!pem_cb) 767 pem_cb = (pem_password_cb *)password_callback; 768 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data); 769 if (len < 0) { 770 BIO_printf(err, "Passpharse callback error for %s\n", desc); 771 goto die; 772 } 773 if (len < PEM_BUFSIZE) 774 tpass[len] = 0; 775 if (!PKCS12_verify_mac(p12, tpass, len)) { 776 BIO_printf(err, 777 "Mac verify error (wrong password?) in PKCS12 file for %s\n", 778 desc); 779 goto die; 780 } 781 pass = tpass; 782 } 783 ret = PKCS12_parse(p12, pass, pkey, cert, ca); 784 die: 785 if (p12) 786 PKCS12_free(p12); 787 return ret; 788} 789 790X509 *load_cert(BIO *err, const char *file, int format, 791 const char *pass, ENGINE *e, const char *cert_descrip) 792{ 793 X509 *x = NULL; 794 BIO *cert; 795 796 if ((cert = BIO_new(BIO_s_file())) == NULL) { 797 ERR_print_errors(err); 798 goto end; 799 } 800 801 if (file == NULL) { 802#ifdef _IONBF 803# ifndef OPENSSL_NO_SETVBUF_IONBF 804 setvbuf(stdin, NULL, _IONBF, 0); 805# endif /* ndef OPENSSL_NO_SETVBUF_IONBF */ 806#endif 807 BIO_set_fp(cert, stdin, BIO_NOCLOSE); 808 } else { 809 if (BIO_read_filename(cert, file) <= 0) { 810 BIO_printf(err, "Error opening %s %s\n", cert_descrip, file); 811 ERR_print_errors(err); 812 goto end; 813 } 814 } 815 816 if (format == FORMAT_ASN1) 817 x = d2i_X509_bio(cert, NULL); 818 else if (format == FORMAT_NETSCAPE) { 819 NETSCAPE_X509 *nx; 820 nx = ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509), cert, NULL); 821 if (nx == NULL) 822 goto end; 823 824 if ((strncmp(NETSCAPE_CERT_HDR, (char *)nx->header->data, 825 nx->header->length) != 0)) { 826 NETSCAPE_X509_free(nx); 827 BIO_printf(err, "Error reading header on certificate\n"); 828 goto end; 829 } 830 x = nx->cert; 831 nx->cert = NULL; 832 NETSCAPE_X509_free(nx); 833 } else if (format == FORMAT_PEM) 834 x = PEM_read_bio_X509_AUX(cert, NULL, 835 (pem_password_cb *)password_callback, NULL); 836 else if (format == FORMAT_PKCS12) { 837 if (!load_pkcs12(err, cert, cert_descrip, NULL, NULL, NULL, &x, NULL)) 838 goto end; 839 } else { 840 BIO_printf(err, "bad input format specified for %s\n", cert_descrip); 841 goto end; 842 } 843 end: 844 if (x == NULL) { 845 BIO_printf(err, "unable to load certificate\n"); 846 ERR_print_errors(err); 847 } 848 if (cert != NULL) 849 BIO_free(cert); 850 return (x); 851} 852 853EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin, 854 const char *pass, ENGINE *e, const char *key_descrip) 855{ 856 BIO *key = NULL; 857 EVP_PKEY *pkey = NULL; 858 PW_CB_DATA cb_data; 859 860 cb_data.password = pass; 861 cb_data.prompt_info = file; 862 863 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { 864 BIO_printf(err, "no keyfile specified\n"); 865 goto end; 866 } 867#ifndef OPENSSL_NO_ENGINE 868 if (format == FORMAT_ENGINE) { 869 if (!e) 870 BIO_printf(err, "no engine specified\n"); 871 else { 872 pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data); 873 if (!pkey) { 874 BIO_printf(err, "cannot load %s from engine\n", key_descrip); 875 ERR_print_errors(err); 876 } 877 } 878 goto end; 879 } 880#endif 881 key = BIO_new(BIO_s_file()); 882 if (key == NULL) { 883 ERR_print_errors(err); 884 goto end; 885 } 886 if (file == NULL && maybe_stdin) { 887#ifdef _IONBF 888# ifndef OPENSSL_NO_SETVBUF_IONBF 889 setvbuf(stdin, NULL, _IONBF, 0); 890# endif /* ndef OPENSSL_NO_SETVBUF_IONBF */ 891#endif 892 BIO_set_fp(key, stdin, BIO_NOCLOSE); 893 } else if (BIO_read_filename(key, file) <= 0) { 894 BIO_printf(err, "Error opening %s %s\n", key_descrip, file); 895 ERR_print_errors(err); 896 goto end; 897 } 898 if (format == FORMAT_ASN1) { 899 pkey = d2i_PrivateKey_bio(key, NULL); 900 } else if (format == FORMAT_PEM) { 901 pkey = PEM_read_bio_PrivateKey(key, NULL, 902 (pem_password_cb *)password_callback, 903 &cb_data); 904 } 905#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 906 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC) 907 pkey = load_netscape_key(err, key, file, key_descrip, format); 908#endif 909 else if (format == FORMAT_PKCS12) { 910 if (!load_pkcs12(err, key, key_descrip, 911 (pem_password_cb *)password_callback, &cb_data, 912 &pkey, NULL, NULL)) 913 goto end; 914 } 915#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4) 916 else if (format == FORMAT_MSBLOB) 917 pkey = b2i_PrivateKey_bio(key); 918 else if (format == FORMAT_PVK) 919 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback, 920 &cb_data); 921#endif 922 else { 923 BIO_printf(err, "bad input format specified for key file\n"); 924 goto end; 925 } 926 end: 927 if (key != NULL) 928 BIO_free(key); 929 if (pkey == NULL) { 930 BIO_printf(err, "unable to load %s\n", key_descrip); 931 ERR_print_errors(err); 932 } 933 return (pkey); 934} 935 936EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin, 937 const char *pass, ENGINE *e, const char *key_descrip) 938{ 939 BIO *key = NULL; 940 EVP_PKEY *pkey = NULL; 941 PW_CB_DATA cb_data; 942 943 cb_data.password = pass; 944 cb_data.prompt_info = file; 945 946 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) { 947 BIO_printf(err, "no keyfile specified\n"); 948 goto end; 949 } 950#ifndef OPENSSL_NO_ENGINE 951 if (format == FORMAT_ENGINE) { 952 if (!e) 953 BIO_printf(bio_err, "no engine specified\n"); 954 else 955 pkey = ENGINE_load_public_key(e, file, ui_method, &cb_data); 956 goto end; 957 } 958#endif 959 key = BIO_new(BIO_s_file()); 960 if (key == NULL) { 961 ERR_print_errors(err); 962 goto end; 963 } 964 if (file == NULL && maybe_stdin) { 965#ifdef _IONBF 966# ifndef OPENSSL_NO_SETVBUF_IONBF 967 setvbuf(stdin, NULL, _IONBF, 0); 968# endif /* ndef OPENSSL_NO_SETVBUF_IONBF */ 969#endif 970 BIO_set_fp(key, stdin, BIO_NOCLOSE); 971 } else if (BIO_read_filename(key, file) <= 0) { 972 BIO_printf(err, "Error opening %s %s\n", key_descrip, file); 973 ERR_print_errors(err); 974 goto end; 975 } 976 if (format == FORMAT_ASN1) { 977 pkey = d2i_PUBKEY_bio(key, NULL); 978 } 979#ifndef OPENSSL_NO_RSA 980 else if (format == FORMAT_ASN1RSA) { 981 RSA *rsa; 982 rsa = d2i_RSAPublicKey_bio(key, NULL); 983 if (rsa) { 984 pkey = EVP_PKEY_new(); 985 if (pkey) 986 EVP_PKEY_set1_RSA(pkey, rsa); 987 RSA_free(rsa); 988 } else 989 pkey = NULL; 990 } else if (format == FORMAT_PEMRSA) { 991 RSA *rsa; 992 rsa = PEM_read_bio_RSAPublicKey(key, NULL, 993 (pem_password_cb *)password_callback, 994 &cb_data); 995 if (rsa) { 996 pkey = EVP_PKEY_new(); 997 if (pkey) 998 EVP_PKEY_set1_RSA(pkey, rsa); 999 RSA_free(rsa); 1000 } else 1001 pkey = NULL; 1002 } 1003#endif 1004 else if (format == FORMAT_PEM) { 1005 pkey = PEM_read_bio_PUBKEY(key, NULL, 1006 (pem_password_cb *)password_callback, 1007 &cb_data); 1008 } 1009#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 1010 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC) 1011 pkey = load_netscape_key(err, key, file, key_descrip, format); 1012#endif 1013#if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) 1014 else if (format == FORMAT_MSBLOB) 1015 pkey = b2i_PublicKey_bio(key); 1016#endif 1017 else { 1018 BIO_printf(err, "bad input format specified for key file\n"); 1019 goto end; 1020 } 1021 end: 1022 if (key != NULL) 1023 BIO_free(key); 1024 if (pkey == NULL) 1025 BIO_printf(err, "unable to load %s\n", key_descrip); 1026 return (pkey); 1027} 1028 1029#if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA) 1030static EVP_PKEY *load_netscape_key(BIO *err, BIO *key, const char *file, 1031 const char *key_descrip, int format) 1032{ 1033 EVP_PKEY *pkey; 1034 BUF_MEM *buf; 1035 RSA *rsa; 1036 const unsigned char *p; 1037 int size, i; 1038 1039 buf = BUF_MEM_new(); 1040 pkey = EVP_PKEY_new(); 1041 size = 0; 1042 if (buf == NULL || pkey == NULL) 1043 goto error; 1044 for (;;) { 1045 if (!BUF_MEM_grow_clean(buf, size + 1024 * 10)) 1046 goto error; 1047 i = BIO_read(key, &(buf->data[size]), 1024 * 10); 1048 size += i; 1049 if (i == 0) 1050 break; 1051 if (i < 0) { 1052 BIO_printf(err, "Error reading %s %s", key_descrip, file); 1053 goto error; 1054 } 1055 } 1056 p = (unsigned char *)buf->data; 1057 rsa = d2i_RSA_NET(NULL, &p, (long)size, NULL, 1058 (format == FORMAT_IISSGC ? 1 : 0)); 1059 if (rsa == NULL) 1060 goto error; 1061 BUF_MEM_free(buf); 1062 EVP_PKEY_set1_RSA(pkey, rsa); 1063 return pkey; 1064 error: 1065 BUF_MEM_free(buf); 1066 EVP_PKEY_free(pkey); 1067 return NULL; 1068} 1069#endif /* ndef OPENSSL_NO_RC4 */ 1070 1071static int load_certs_crls(BIO *err, const char *file, int format, 1072 const char *pass, ENGINE *e, const char *desc, 1073 STACK_OF(X509) **pcerts, 1074 STACK_OF(X509_CRL) **pcrls) 1075{ 1076 int i; 1077 BIO *bio; 1078 STACK_OF(X509_INFO) *xis = NULL; 1079 X509_INFO *xi; 1080 PW_CB_DATA cb_data; 1081 int rv = 0; 1082 1083 cb_data.password = pass; 1084 cb_data.prompt_info = file; 1085 1086 if (format != FORMAT_PEM) { 1087 BIO_printf(err, "bad input format specified for %s\n", desc); 1088 return 0; 1089 } 1090 1091 if (file == NULL) 1092 bio = BIO_new_fp(stdin, BIO_NOCLOSE); 1093 else 1094 bio = BIO_new_file(file, "r"); 1095 1096 if (bio == NULL) { 1097 BIO_printf(err, "Error opening %s %s\n", desc, file ? file : "stdin"); 1098 ERR_print_errors(err); 1099 return 0; 1100 } 1101 1102 xis = PEM_X509_INFO_read_bio(bio, NULL, 1103 (pem_password_cb *)password_callback, 1104 &cb_data); 1105 1106 BIO_free(bio); 1107 1108 if (pcerts) { 1109 *pcerts = sk_X509_new_null(); 1110 if (!*pcerts) 1111 goto end; 1112 } 1113 1114 if (pcrls) { 1115 *pcrls = sk_X509_CRL_new_null(); 1116 if (!*pcrls) 1117 goto end; 1118 } 1119 1120 for (i = 0; i < sk_X509_INFO_num(xis); i++) { 1121 xi = sk_X509_INFO_value(xis, i); 1122 if (xi->x509 && pcerts) { 1123 if (!sk_X509_push(*pcerts, xi->x509)) 1124 goto end; 1125 xi->x509 = NULL; 1126 } 1127 if (xi->crl && pcrls) { 1128 if (!sk_X509_CRL_push(*pcrls, xi->crl)) 1129 goto end; 1130 xi->crl = NULL; 1131 } 1132 } 1133 1134 if (pcerts && sk_X509_num(*pcerts) > 0) 1135 rv = 1; 1136 1137 if (pcrls && sk_X509_CRL_num(*pcrls) > 0) 1138 rv = 1; 1139 1140 end: 1141 1142 if (xis) 1143 sk_X509_INFO_pop_free(xis, X509_INFO_free); 1144 1145 if (rv == 0) { 1146 if (pcerts) { 1147 sk_X509_pop_free(*pcerts, X509_free); 1148 *pcerts = NULL; 1149 } 1150 if (pcrls) { 1151 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free); 1152 *pcrls = NULL; 1153 } 1154 BIO_printf(err, "unable to load %s\n", 1155 pcerts ? "certificates" : "CRLs"); 1156 ERR_print_errors(err); 1157 } 1158 return rv; 1159} 1160 1161STACK_OF(X509) *load_certs(BIO *err, const char *file, int format, 1162 const char *pass, ENGINE *e, const char *desc) 1163{ 1164 STACK_OF(X509) *certs; 1165 if (!load_certs_crls(err, file, format, pass, e, desc, &certs, NULL)) 1166 return NULL; 1167 return certs; 1168} 1169 1170STACK_OF(X509_CRL) *load_crls(BIO *err, const char *file, int format, 1171 const char *pass, ENGINE *e, const char *desc) 1172{ 1173 STACK_OF(X509_CRL) *crls; 1174 if (!load_certs_crls(err, file, format, pass, e, desc, NULL, &crls)) 1175 return NULL; 1176 return crls; 1177} 1178 1179#define X509V3_EXT_UNKNOWN_MASK (0xfL << 16) 1180/* Return error for unknown extensions */ 1181#define X509V3_EXT_DEFAULT 0 1182/* Print error for unknown extensions */ 1183#define X509V3_EXT_ERROR_UNKNOWN (1L << 16) 1184/* ASN1 parse unknown extensions */ 1185#define X509V3_EXT_PARSE_UNKNOWN (2L << 16) 1186/* BIO_dump unknown extensions */ 1187#define X509V3_EXT_DUMP_UNKNOWN (3L << 16) 1188 1189#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \ 1190 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION) 1191 1192int set_cert_ex(unsigned long *flags, const char *arg) 1193{ 1194 static const NAME_EX_TBL cert_tbl[] = { 1195 {"compatible", X509_FLAG_COMPAT, 0xffffffffl}, 1196 {"ca_default", X509_FLAG_CA, 0xffffffffl}, 1197 {"no_header", X509_FLAG_NO_HEADER, 0}, 1198 {"no_version", X509_FLAG_NO_VERSION, 0}, 1199 {"no_serial", X509_FLAG_NO_SERIAL, 0}, 1200 {"no_signame", X509_FLAG_NO_SIGNAME, 0}, 1201 {"no_validity", X509_FLAG_NO_VALIDITY, 0}, 1202 {"no_subject", X509_FLAG_NO_SUBJECT, 0}, 1203 {"no_issuer", X509_FLAG_NO_ISSUER, 0}, 1204 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0}, 1205 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0}, 1206 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0}, 1207 {"no_aux", X509_FLAG_NO_AUX, 0}, 1208 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0}, 1209 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK}, 1210 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, 1211 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, 1212 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK}, 1213 {NULL, 0, 0} 1214 }; 1215 return set_multi_opts(flags, arg, cert_tbl); 1216} 1217 1218int set_name_ex(unsigned long *flags, const char *arg) 1219{ 1220 static const NAME_EX_TBL ex_tbl[] = { 1221 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0}, 1222 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0}, 1223 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0}, 1224 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0}, 1225 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0}, 1226 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0}, 1227 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0}, 1228 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0}, 1229 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0}, 1230 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0}, 1231 {"compat", XN_FLAG_COMPAT, 0xffffffffL}, 1232 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK}, 1233 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK}, 1234 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK}, 1235 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK}, 1236 {"dn_rev", XN_FLAG_DN_REV, 0}, 1237 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK}, 1238 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK}, 1239 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK}, 1240 {"align", XN_FLAG_FN_ALIGN, 0}, 1241 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK}, 1242 {"space_eq", XN_FLAG_SPC_EQ, 0}, 1243 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0}, 1244 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL}, 1245 {"oneline", XN_FLAG_ONELINE, 0xffffffffL}, 1246 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL}, 1247 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL}, 1248 {NULL, 0, 0} 1249 }; 1250 return set_multi_opts(flags, arg, ex_tbl); 1251} 1252 1253int set_ext_copy(int *copy_type, const char *arg) 1254{ 1255 if (!strcasecmp(arg, "none")) 1256 *copy_type = EXT_COPY_NONE; 1257 else if (!strcasecmp(arg, "copy")) 1258 *copy_type = EXT_COPY_ADD; 1259 else if (!strcasecmp(arg, "copyall")) 1260 *copy_type = EXT_COPY_ALL; 1261 else 1262 return 0; 1263 return 1; 1264} 1265 1266int copy_extensions(X509 *x, X509_REQ *req, int copy_type) 1267{ 1268 STACK_OF(X509_EXTENSION) *exts = NULL; 1269 X509_EXTENSION *ext, *tmpext; 1270 ASN1_OBJECT *obj; 1271 int i, idx, ret = 0; 1272 if (!x || !req || (copy_type == EXT_COPY_NONE)) 1273 return 1; 1274 exts = X509_REQ_get_extensions(req); 1275 1276 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) { 1277 ext = sk_X509_EXTENSION_value(exts, i); 1278 obj = X509_EXTENSION_get_object(ext); 1279 idx = X509_get_ext_by_OBJ(x, obj, -1); 1280 /* Does extension exist? */ 1281 if (idx != -1) { 1282 /* If normal copy don't override existing extension */ 1283 if (copy_type == EXT_COPY_ADD) 1284 continue; 1285 /* Delete all extensions of same type */ 1286 do { 1287 tmpext = X509_get_ext(x, idx); 1288 X509_delete_ext(x, idx); 1289 X509_EXTENSION_free(tmpext); 1290 idx = X509_get_ext_by_OBJ(x, obj, -1); 1291 } while (idx != -1); 1292 } 1293 if (!X509_add_ext(x, ext, -1)) 1294 goto end; 1295 } 1296 1297 ret = 1; 1298 1299 end: 1300 1301 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free); 1302 1303 return ret; 1304} 1305 1306static int set_multi_opts(unsigned long *flags, const char *arg, 1307 const NAME_EX_TBL * in_tbl) 1308{ 1309 STACK_OF(CONF_VALUE) *vals; 1310 CONF_VALUE *val; 1311 int i, ret = 1; 1312 if (!arg) 1313 return 0; 1314 vals = X509V3_parse_list(arg); 1315 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) { 1316 val = sk_CONF_VALUE_value(vals, i); 1317 if (!set_table_opts(flags, val->name, in_tbl)) 1318 ret = 0; 1319 } 1320 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free); 1321 return ret; 1322} 1323 1324static int set_table_opts(unsigned long *flags, const char *arg, 1325 const NAME_EX_TBL * in_tbl) 1326{ 1327 char c; 1328 const NAME_EX_TBL *ptbl; 1329 c = arg[0]; 1330 1331 if (c == '-') { 1332 c = 0; 1333 arg++; 1334 } else if (c == '+') { 1335 c = 1; 1336 arg++; 1337 } else 1338 c = 1; 1339 1340 for (ptbl = in_tbl; ptbl->name; ptbl++) { 1341 if (!strcasecmp(arg, ptbl->name)) { 1342 *flags &= ~ptbl->mask; 1343 if (c) 1344 *flags |= ptbl->flag; 1345 else 1346 *flags &= ~ptbl->flag; 1347 return 1; 1348 } 1349 } 1350 return 0; 1351} 1352 1353void print_name(BIO *out, const char *title, X509_NAME *nm, 1354 unsigned long lflags) 1355{ 1356 char *buf; 1357 char mline = 0; 1358 int indent = 0; 1359 1360 if (title) 1361 BIO_puts(out, title); 1362 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) { 1363 mline = 1; 1364 indent = 4; 1365 } 1366 if (lflags == XN_FLAG_COMPAT) { 1367 buf = X509_NAME_oneline(nm, 0, 0); 1368 BIO_puts(out, buf); 1369 BIO_puts(out, "\n"); 1370 OPENSSL_free(buf); 1371 } else { 1372 if (mline) 1373 BIO_puts(out, "\n"); 1374 X509_NAME_print_ex(out, nm, indent, lflags); 1375 BIO_puts(out, "\n"); 1376 } 1377} 1378 1379X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath) 1380{ 1381 X509_STORE *store; 1382 X509_LOOKUP *lookup; 1383 if (!(store = X509_STORE_new())) 1384 goto end; 1385 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file()); 1386 if (lookup == NULL) 1387 goto end; 1388 if (CAfile) { 1389 if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) { 1390 BIO_printf(bp, "Error loading file %s\n", CAfile); 1391 goto end; 1392 } 1393 } else 1394 X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT); 1395 1396 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir()); 1397 if (lookup == NULL) 1398 goto end; 1399 if (CApath) { 1400 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) { 1401 BIO_printf(bp, "Error loading directory %s\n", CApath); 1402 goto end; 1403 } 1404 } else 1405 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT); 1406 1407 ERR_clear_error(); 1408 return store; 1409 end: 1410 X509_STORE_free(store); 1411 return NULL; 1412} 1413 1414#ifndef OPENSSL_NO_ENGINE 1415/* Try to load an engine in a shareable library */ 1416static ENGINE *try_load_engine(BIO *err, const char *engine, int debug) 1417{ 1418 ENGINE *e = ENGINE_by_id("dynamic"); 1419 if (e) { 1420 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0) 1421 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) { 1422 ENGINE_free(e); 1423 e = NULL; 1424 } 1425 } 1426 return e; 1427} 1428 1429ENGINE *setup_engine(BIO *err, const char *engine, int debug) 1430{ 1431 ENGINE *e = NULL; 1432 1433 if (engine) { 1434 if (strcmp(engine, "auto") == 0) { 1435 BIO_printf(err, "enabling auto ENGINE support\n"); 1436 ENGINE_register_all_complete(); 1437 return NULL; 1438 } 1439 if ((e = ENGINE_by_id(engine)) == NULL 1440 && (e = try_load_engine(err, engine, debug)) == NULL) { 1441 BIO_printf(err, "invalid engine \"%s\"\n", engine); 1442 ERR_print_errors(err); 1443 return NULL; 1444 } 1445 if (debug) { 1446 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, err, 0); 1447 } 1448 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1); 1449 if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) { 1450 BIO_printf(err, "can't use that engine\n"); 1451 ERR_print_errors(err); 1452 ENGINE_free(e); 1453 return NULL; 1454 } 1455 1456 BIO_printf(err, "engine \"%s\" set.\n", ENGINE_get_id(e)); 1457 1458 /* Free our "structural" reference. */ 1459 ENGINE_free(e); 1460 } 1461 return e; 1462} 1463#endif 1464 1465int load_config(BIO *err, CONF *cnf) 1466{ 1467 static int load_config_called = 0; 1468 if (load_config_called) 1469 return 1; 1470 load_config_called = 1; 1471 if (!cnf) 1472 cnf = config; 1473 if (!cnf) 1474 return 1; 1475 1476 OPENSSL_load_builtin_modules(); 1477 1478 if (CONF_modules_load(cnf, NULL, 0) <= 0) { 1479 BIO_printf(err, "Error configuring OpenSSL\n"); 1480 ERR_print_errors(err); 1481 return 0; 1482 } 1483 return 1; 1484} 1485 1486char *make_config_name() 1487{ 1488 const char *t = X509_get_default_cert_area(); 1489 size_t len; 1490 char *p; 1491 1492 len = strlen(t) + strlen(OPENSSL_CONF) + 2; 1493 p = OPENSSL_malloc(len); 1494 if (p == NULL) 1495 return NULL; 1496 BUF_strlcpy(p, t, len); 1497#ifndef OPENSSL_SYS_VMS 1498 BUF_strlcat(p, "/", len); 1499#endif 1500 BUF_strlcat(p, OPENSSL_CONF, len); 1501 1502 return p; 1503} 1504 1505static unsigned long index_serial_hash(const OPENSSL_CSTRING *a) 1506{ 1507 const char *n; 1508 1509 n = a[DB_serial]; 1510 while (*n == '0') 1511 n++; 1512 return (lh_strhash(n)); 1513} 1514 1515static int index_serial_cmp(const OPENSSL_CSTRING *a, 1516 const OPENSSL_CSTRING *b) 1517{ 1518 const char *aa, *bb; 1519 1520 for (aa = a[DB_serial]; *aa == '0'; aa++) ; 1521 for (bb = b[DB_serial]; *bb == '0'; bb++) ; 1522 return (strcmp(aa, bb)); 1523} 1524 1525static int index_name_qual(char **a) 1526{ 1527 return (a[0][0] == 'V'); 1528} 1529 1530static unsigned long index_name_hash(const OPENSSL_CSTRING *a) 1531{ 1532 return (lh_strhash(a[DB_name])); 1533} 1534 1535int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b) 1536{ 1537 return (strcmp(a[DB_name], b[DB_name])); 1538} 1539 1540static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING) 1541static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING) 1542static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING) 1543static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING) 1544#undef BSIZE 1545#define BSIZE 256 1546BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai) 1547{ 1548 BIO *in = NULL; 1549 BIGNUM *ret = NULL; 1550 MS_STATIC char buf[1024]; 1551 ASN1_INTEGER *ai = NULL; 1552 1553 ai = ASN1_INTEGER_new(); 1554 if (ai == NULL) 1555 goto err; 1556 1557 if ((in = BIO_new(BIO_s_file())) == NULL) { 1558 ERR_print_errors(bio_err); 1559 goto err; 1560 } 1561 1562 if (BIO_read_filename(in, serialfile) <= 0) { 1563 if (!create) { 1564 perror(serialfile); 1565 goto err; 1566 } else { 1567 ret = BN_new(); 1568 if (ret == NULL || !rand_serial(ret, ai)) 1569 BIO_printf(bio_err, "Out of memory\n"); 1570 } 1571 } else { 1572 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) { 1573 BIO_printf(bio_err, "unable to load number from %s\n", 1574 serialfile); 1575 goto err; 1576 } 1577 ret = ASN1_INTEGER_to_BN(ai, NULL); 1578 if (ret == NULL) { 1579 BIO_printf(bio_err, 1580 "error converting number from bin to BIGNUM\n"); 1581 goto err; 1582 } 1583 } 1584 1585 if (ret && retai) { 1586 *retai = ai; 1587 ai = NULL; 1588 } 1589 err: 1590 if (in != NULL) 1591 BIO_free(in); 1592 if (ai != NULL) 1593 ASN1_INTEGER_free(ai); 1594 return (ret); 1595} 1596 1597int save_serial(char *serialfile, char *suffix, BIGNUM *serial, 1598 ASN1_INTEGER **retai) 1599{ 1600 char buf[1][BSIZE]; 1601 BIO *out = NULL; 1602 int ret = 0; 1603 ASN1_INTEGER *ai = NULL; 1604 int j; 1605 1606 if (suffix == NULL) 1607 j = strlen(serialfile); 1608 else 1609 j = strlen(serialfile) + strlen(suffix) + 1; 1610 if (j >= BSIZE) { 1611 BIO_printf(bio_err, "file name too long\n"); 1612 goto err; 1613 } 1614 1615 if (suffix == NULL) 1616 BUF_strlcpy(buf[0], serialfile, BSIZE); 1617 else { 1618#ifndef OPENSSL_SYS_VMS 1619 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix); 1620#else 1621 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix); 1622#endif 1623 } 1624#ifdef RL_DEBUG 1625 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); 1626#endif 1627 out = BIO_new(BIO_s_file()); 1628 if (out == NULL) { 1629 ERR_print_errors(bio_err); 1630 goto err; 1631 } 1632 if (BIO_write_filename(out, buf[0]) <= 0) { 1633 perror(serialfile); 1634 goto err; 1635 } 1636 1637 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) { 1638 BIO_printf(bio_err, "error converting serial to ASN.1 format\n"); 1639 goto err; 1640 } 1641 i2a_ASN1_INTEGER(out, ai); 1642 BIO_puts(out, "\n"); 1643 ret = 1; 1644 if (retai) { 1645 *retai = ai; 1646 ai = NULL; 1647 } 1648 err: 1649 if (out != NULL) 1650 BIO_free_all(out); 1651 if (ai != NULL) 1652 ASN1_INTEGER_free(ai); 1653 return (ret); 1654} 1655 1656int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix) 1657{ 1658 char buf[5][BSIZE]; 1659 int i, j; 1660 1661 i = strlen(serialfile) + strlen(old_suffix); 1662 j = strlen(serialfile) + strlen(new_suffix); 1663 if (i > j) 1664 j = i; 1665 if (j + 1 >= BSIZE) { 1666 BIO_printf(bio_err, "file name too long\n"); 1667 goto err; 1668 } 1669#ifndef OPENSSL_SYS_VMS 1670 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, new_suffix); 1671#else 1672 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, new_suffix); 1673#endif 1674#ifndef OPENSSL_SYS_VMS 1675 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", serialfile, old_suffix); 1676#else 1677 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", serialfile, old_suffix); 1678#endif 1679#ifdef RL_DEBUG 1680 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1681 serialfile, buf[1]); 1682#endif 1683 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT 1684#ifdef ENOTDIR 1685 && errno != ENOTDIR 1686#endif 1687 ) { 1688 BIO_printf(bio_err, 1689 "unable to rename %s to %s\n", serialfile, buf[1]); 1690 perror("reason"); 1691 goto err; 1692 } 1693#ifdef RL_DEBUG 1694 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", 1695 buf[0], serialfile); 1696#endif 1697 if (rename(buf[0], serialfile) < 0) { 1698 BIO_printf(bio_err, 1699 "unable to rename %s to %s\n", buf[0], serialfile); 1700 perror("reason"); 1701 rename(buf[1], serialfile); 1702 goto err; 1703 } 1704 return 1; 1705 err: 1706 return 0; 1707} 1708 1709int rand_serial(BIGNUM *b, ASN1_INTEGER *ai) 1710{ 1711 BIGNUM *btmp; 1712 int ret = 0; 1713 if (b) 1714 btmp = b; 1715 else 1716 btmp = BN_new(); 1717 1718 if (!btmp) 1719 return 0; 1720 1721 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0)) 1722 goto error; 1723 if (ai && !BN_to_ASN1_INTEGER(btmp, ai)) 1724 goto error; 1725 1726 ret = 1; 1727 1728 error: 1729 1730 if (!b) 1731 BN_free(btmp); 1732 1733 return ret; 1734} 1735 1736CA_DB *load_index(char *dbfile, DB_ATTR *db_attr) 1737{ 1738 CA_DB *retdb = NULL; 1739 TXT_DB *tmpdb = NULL; 1740 BIO *in = BIO_new(BIO_s_file()); 1741 CONF *dbattr_conf = NULL; 1742 char buf[1][BSIZE]; 1743 long errorline = -1; 1744 1745 if (in == NULL) { 1746 ERR_print_errors(bio_err); 1747 goto err; 1748 } 1749 if (BIO_read_filename(in, dbfile) <= 0) { 1750 perror(dbfile); 1751 BIO_printf(bio_err, "unable to open '%s'\n", dbfile); 1752 goto err; 1753 } 1754 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL) 1755 goto err; 1756 1757#ifndef OPENSSL_SYS_VMS 1758 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile); 1759#else 1760 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile); 1761#endif 1762 dbattr_conf = NCONF_new(NULL); 1763 if (NCONF_load(dbattr_conf, buf[0], &errorline) <= 0) { 1764 if (errorline > 0) { 1765 BIO_printf(bio_err, 1766 "error on line %ld of db attribute file '%s'\n", 1767 errorline, buf[0]); 1768 goto err; 1769 } else { 1770 NCONF_free(dbattr_conf); 1771 dbattr_conf = NULL; 1772 } 1773 } 1774 1775 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL) { 1776 fprintf(stderr, "Out of memory\n"); 1777 goto err; 1778 } 1779 1780 retdb->db = tmpdb; 1781 tmpdb = NULL; 1782 if (db_attr) 1783 retdb->attributes = *db_attr; 1784 else { 1785 retdb->attributes.unique_subject = 1; 1786 } 1787 1788 if (dbattr_conf) { 1789 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject"); 1790 if (p) { 1791#ifdef RL_DEBUG 1792 BIO_printf(bio_err, 1793 "DEBUG[load_index]: unique_subject = \"%s\"\n", p); 1794#endif 1795 retdb->attributes.unique_subject = parse_yesno(p, 1); 1796 } 1797 } 1798 1799 err: 1800 if (dbattr_conf) 1801 NCONF_free(dbattr_conf); 1802 if (tmpdb) 1803 TXT_DB_free(tmpdb); 1804 if (in) 1805 BIO_free_all(in); 1806 return retdb; 1807} 1808 1809int index_index(CA_DB *db) 1810{ 1811 if (!TXT_DB_create_index(db->db, DB_serial, NULL, 1812 LHASH_HASH_FN(index_serial), 1813 LHASH_COMP_FN(index_serial))) { 1814 BIO_printf(bio_err, 1815 "error creating serial number index:(%ld,%ld,%ld)\n", 1816 db->db->error, db->db->arg1, db->db->arg2); 1817 return 0; 1818 } 1819 1820 if (db->attributes.unique_subject 1821 && !TXT_DB_create_index(db->db, DB_name, index_name_qual, 1822 LHASH_HASH_FN(index_name), 1823 LHASH_COMP_FN(index_name))) { 1824 BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n", 1825 db->db->error, db->db->arg1, db->db->arg2); 1826 return 0; 1827 } 1828 return 1; 1829} 1830 1831int save_index(const char *dbfile, const char *suffix, CA_DB *db) 1832{ 1833 char buf[3][BSIZE]; 1834 BIO *out = BIO_new(BIO_s_file()); 1835 int j; 1836 1837 if (out == NULL) { 1838 ERR_print_errors(bio_err); 1839 goto err; 1840 } 1841 1842 j = strlen(dbfile) + strlen(suffix); 1843 if (j + 6 >= BSIZE) { 1844 BIO_printf(bio_err, "file name too long\n"); 1845 goto err; 1846 } 1847#ifndef OPENSSL_SYS_VMS 1848 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile); 1849#else 1850 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile); 1851#endif 1852#ifndef OPENSSL_SYS_VMS 1853 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix); 1854#else 1855 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix); 1856#endif 1857#ifndef OPENSSL_SYS_VMS 1858 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix); 1859#else 1860 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix); 1861#endif 1862#ifdef RL_DEBUG 1863 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]); 1864#endif 1865 if (BIO_write_filename(out, buf[0]) <= 0) { 1866 perror(dbfile); 1867 BIO_printf(bio_err, "unable to open '%s'\n", dbfile); 1868 goto err; 1869 } 1870 j = TXT_DB_write(out, db->db); 1871 if (j <= 0) 1872 goto err; 1873 1874 BIO_free(out); 1875 1876 out = BIO_new(BIO_s_file()); 1877#ifdef RL_DEBUG 1878 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]); 1879#endif 1880 if (BIO_write_filename(out, buf[1]) <= 0) { 1881 perror(buf[2]); 1882 BIO_printf(bio_err, "unable to open '%s'\n", buf[2]); 1883 goto err; 1884 } 1885 BIO_printf(out, "unique_subject = %s\n", 1886 db->attributes.unique_subject ? "yes" : "no"); 1887 BIO_free(out); 1888 1889 return 1; 1890 err: 1891 return 0; 1892} 1893 1894int rotate_index(const char *dbfile, const char *new_suffix, 1895 const char *old_suffix) 1896{ 1897 char buf[5][BSIZE]; 1898 int i, j; 1899 1900 i = strlen(dbfile) + strlen(old_suffix); 1901 j = strlen(dbfile) + strlen(new_suffix); 1902 if (i > j) 1903 j = i; 1904 if (j + 6 >= BSIZE) { 1905 BIO_printf(bio_err, "file name too long\n"); 1906 goto err; 1907 } 1908#ifndef OPENSSL_SYS_VMS 1909 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile); 1910#else 1911 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile); 1912#endif 1913#ifndef OPENSSL_SYS_VMS 1914 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", dbfile, new_suffix); 1915#else 1916 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", dbfile, new_suffix); 1917#endif 1918#ifndef OPENSSL_SYS_VMS 1919 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, new_suffix); 1920#else 1921 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, new_suffix); 1922#endif 1923#ifndef OPENSSL_SYS_VMS 1924 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", dbfile, old_suffix); 1925#else 1926 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", dbfile, old_suffix); 1927#endif 1928#ifndef OPENSSL_SYS_VMS 1929 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", dbfile, old_suffix); 1930#else 1931 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", dbfile, old_suffix); 1932#endif 1933#ifdef RL_DEBUG 1934 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", dbfile, buf[1]); 1935#endif 1936 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT 1937#ifdef ENOTDIR 1938 && errno != ENOTDIR 1939#endif 1940 ) { 1941 BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]); 1942 perror("reason"); 1943 goto err; 1944 } 1945#ifdef RL_DEBUG 1946 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[0], dbfile); 1947#endif 1948 if (rename(buf[0], dbfile) < 0) { 1949 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile); 1950 perror("reason"); 1951 rename(buf[1], dbfile); 1952 goto err; 1953 } 1954#ifdef RL_DEBUG 1955 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[4], buf[3]); 1956#endif 1957 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT 1958#ifdef ENOTDIR 1959 && errno != ENOTDIR 1960#endif 1961 ) { 1962 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]); 1963 perror("reason"); 1964 rename(dbfile, buf[0]); 1965 rename(buf[1], dbfile); 1966 goto err; 1967 } 1968#ifdef RL_DEBUG 1969 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[2], buf[4]); 1970#endif 1971 if (rename(buf[2], buf[4]) < 0) { 1972 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]); 1973 perror("reason"); 1974 rename(buf[3], buf[4]); 1975 rename(dbfile, buf[0]); 1976 rename(buf[1], dbfile); 1977 goto err; 1978 } 1979 return 1; 1980 err: 1981 return 0; 1982} 1983 1984void free_index(CA_DB *db) 1985{ 1986 if (db) { 1987 if (db->db) 1988 TXT_DB_free(db->db); 1989 OPENSSL_free(db); 1990 } 1991} 1992 1993int parse_yesno(const char *str, int def) 1994{ 1995 int ret = def; 1996 if (str) { 1997 switch (*str) { 1998 case 'f': /* false */ 1999 case 'F': /* FALSE */ 2000 case 'n': /* no */ 2001 case 'N': /* NO */ 2002 case '0': /* 0 */ 2003 ret = 0; 2004 break; 2005 case 't': /* true */ 2006 case 'T': /* TRUE */ 2007 case 'y': /* yes */ 2008 case 'Y': /* YES */ 2009 case '1': /* 1 */ 2010 ret = 1; 2011 break; 2012 default: 2013 ret = def; 2014 break; 2015 } 2016 } 2017 return ret; 2018} 2019 2020/* 2021 * subject is expected to be in the format /type0=value0/type1=value1/type2=... 2022 * where characters may be escaped by \ 2023 */ 2024X509_NAME *parse_name(char *subject, long chtype, int multirdn) 2025{ 2026 size_t buflen = strlen(subject) + 1; /* to copy the types and values 2027 * into. due to escaping, the copy 2028 * can only become shorter */ 2029 char *buf = OPENSSL_malloc(buflen); 2030 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */ 2031 char **ne_types = OPENSSL_malloc(max_ne * sizeof(char *)); 2032 char **ne_values = OPENSSL_malloc(max_ne * sizeof(char *)); 2033 int *mval = OPENSSL_malloc(max_ne * sizeof(int)); 2034 2035 char *sp = subject, *bp = buf; 2036 int i, ne_num = 0; 2037 2038 X509_NAME *n = NULL; 2039 int nid; 2040 2041 if (!buf || !ne_types || !ne_values || !mval) { 2042 BIO_printf(bio_err, "malloc error\n"); 2043 goto error; 2044 } 2045 2046 if (*subject != '/') { 2047 BIO_printf(bio_err, "Subject does not start with '/'.\n"); 2048 goto error; 2049 } 2050 sp++; /* skip leading / */ 2051 2052 /* no multivalued RDN by default */ 2053 mval[ne_num] = 0; 2054 2055 while (*sp) { 2056 /* collect type */ 2057 ne_types[ne_num] = bp; 2058 while (*sp) { 2059 if (*sp == '\\') { /* is there anything to escape in the 2060 * type...? */ 2061 if (*++sp) 2062 *bp++ = *sp++; 2063 else { 2064 BIO_printf(bio_err, 2065 "escape character at end of string\n"); 2066 goto error; 2067 } 2068 } else if (*sp == '=') { 2069 sp++; 2070 *bp++ = '\0'; 2071 break; 2072 } else 2073 *bp++ = *sp++; 2074 } 2075 if (!*sp) { 2076 BIO_printf(bio_err, 2077 "end of string encountered while processing type of subject name element #%d\n", 2078 ne_num); 2079 goto error; 2080 } 2081 ne_values[ne_num] = bp; 2082 while (*sp) { 2083 if (*sp == '\\') { 2084 if (*++sp) 2085 *bp++ = *sp++; 2086 else { 2087 BIO_printf(bio_err, 2088 "escape character at end of string\n"); 2089 goto error; 2090 } 2091 } else if (*sp == '/') { 2092 sp++; 2093 /* no multivalued RDN by default */ 2094 mval[ne_num + 1] = 0; 2095 break; 2096 } else if (*sp == '+' && multirdn) { 2097 /* 2098 * a not escaped + signals a mutlivalued RDN 2099 */ 2100 sp++; 2101 mval[ne_num + 1] = -1; 2102 break; 2103 } else 2104 *bp++ = *sp++; 2105 } 2106 *bp++ = '\0'; 2107 ne_num++; 2108 } 2109 2110 if (!(n = X509_NAME_new())) 2111 goto error; 2112 2113 for (i = 0; i < ne_num; i++) { 2114 if ((nid = OBJ_txt2nid(ne_types[i])) == NID_undef) { 2115 BIO_printf(bio_err, 2116 "Subject Attribute %s has no known NID, skipped\n", 2117 ne_types[i]); 2118 continue; 2119 } 2120 2121 if (!*ne_values[i]) { 2122 BIO_printf(bio_err, 2123 "No value provided for Subject Attribute %s, skipped\n", 2124 ne_types[i]); 2125 continue; 2126 } 2127 2128 if (!X509_NAME_add_entry_by_NID 2129 (n, nid, chtype, (unsigned char *)ne_values[i], -1, -1, mval[i])) 2130 goto error; 2131 } 2132 2133 OPENSSL_free(ne_values); 2134 OPENSSL_free(ne_types); 2135 OPENSSL_free(buf); 2136 OPENSSL_free(mval); 2137 return n; 2138 2139 error: 2140 X509_NAME_free(n); 2141 if (ne_values) 2142 OPENSSL_free(ne_values); 2143 if (ne_types) 2144 OPENSSL_free(ne_types); 2145 if (mval) 2146 OPENSSL_free(mval); 2147 if (buf) 2148 OPENSSL_free(buf); 2149 return NULL; 2150} 2151 2152int args_verify(char ***pargs, int *pargc, 2153 int *badarg, BIO *err, X509_VERIFY_PARAM **pm) 2154{ 2155 ASN1_OBJECT *otmp = NULL; 2156 unsigned long flags = 0; 2157 int i; 2158 int purpose = 0, depth = -1; 2159 char **oldargs = *pargs; 2160 char *arg = **pargs, *argn = (*pargs)[1]; 2161 time_t at_time = 0; 2162 if (!strcmp(arg, "-policy")) { 2163 if (!argn) 2164 *badarg = 1; 2165 else { 2166 otmp = OBJ_txt2obj(argn, 0); 2167 if (!otmp) { 2168 BIO_printf(err, "Invalid Policy \"%s\"\n", argn); 2169 *badarg = 1; 2170 } 2171 } 2172 (*pargs)++; 2173 } else if (strcmp(arg, "-purpose") == 0) { 2174 X509_PURPOSE *xptmp; 2175 if (!argn) 2176 *badarg = 1; 2177 else { 2178 i = X509_PURPOSE_get_by_sname(argn); 2179 if (i < 0) { 2180 BIO_printf(err, "unrecognized purpose\n"); 2181 *badarg = 1; 2182 } else { 2183 xptmp = X509_PURPOSE_get0(i); 2184 purpose = X509_PURPOSE_get_id(xptmp); 2185 } 2186 } 2187 (*pargs)++; 2188 } else if (strcmp(arg, "-verify_depth") == 0) { 2189 if (!argn) 2190 *badarg = 1; 2191 else { 2192 depth = atoi(argn); 2193 if (depth < 0) { 2194 BIO_printf(err, "invalid depth\n"); 2195 *badarg = 1; 2196 } 2197 } 2198 (*pargs)++; 2199 } else if (strcmp(arg, "-attime") == 0) { 2200 if (!argn) 2201 *badarg = 1; 2202 else { 2203 long timestamp; 2204 /* 2205 * interpret the -attime argument as seconds since Epoch 2206 */ 2207 if (sscanf(argn, "%li", ×tamp) != 1) { 2208 BIO_printf(bio_err, "Error parsing timestamp %s\n", argn); 2209 *badarg = 1; 2210 } 2211 /* on some platforms time_t may be a float */ 2212 at_time = (time_t)timestamp; 2213 } 2214 (*pargs)++; 2215 } else if (!strcmp(arg, "-ignore_critical")) 2216 flags |= X509_V_FLAG_IGNORE_CRITICAL; 2217 else if (!strcmp(arg, "-issuer_checks")) 2218 flags |= X509_V_FLAG_CB_ISSUER_CHECK; 2219 else if (!strcmp(arg, "-crl_check")) 2220 flags |= X509_V_FLAG_CRL_CHECK; 2221 else if (!strcmp(arg, "-crl_check_all")) 2222 flags |= X509_V_FLAG_CRL_CHECK | X509_V_FLAG_CRL_CHECK_ALL; 2223 else if (!strcmp(arg, "-policy_check")) 2224 flags |= X509_V_FLAG_POLICY_CHECK; 2225 else if (!strcmp(arg, "-explicit_policy")) 2226 flags |= X509_V_FLAG_EXPLICIT_POLICY; 2227 else if (!strcmp(arg, "-inhibit_any")) 2228 flags |= X509_V_FLAG_INHIBIT_ANY; 2229 else if (!strcmp(arg, "-inhibit_map")) 2230 flags |= X509_V_FLAG_INHIBIT_MAP; 2231 else if (!strcmp(arg, "-x509_strict")) 2232 flags |= X509_V_FLAG_X509_STRICT; 2233 else if (!strcmp(arg, "-extended_crl")) 2234 flags |= X509_V_FLAG_EXTENDED_CRL_SUPPORT; 2235 else if (!strcmp(arg, "-use_deltas")) 2236 flags |= X509_V_FLAG_USE_DELTAS; 2237 else if (!strcmp(arg, "-policy_print")) 2238 flags |= X509_V_FLAG_NOTIFY_POLICY; 2239 else if (!strcmp(arg, "-check_ss_sig")) 2240 flags |= X509_V_FLAG_CHECK_SS_SIGNATURE; 2241 else 2242 return 0; 2243 2244 if (*badarg) { 2245 if (*pm) 2246 X509_VERIFY_PARAM_free(*pm); 2247 *pm = NULL; 2248 goto end; 2249 } 2250 2251 if (!*pm && !(*pm = X509_VERIFY_PARAM_new())) { 2252 *badarg = 1; 2253 goto end; 2254 } 2255 2256 if (otmp) 2257 X509_VERIFY_PARAM_add0_policy(*pm, otmp); 2258 if (flags) 2259 X509_VERIFY_PARAM_set_flags(*pm, flags); 2260 2261 if (purpose) 2262 X509_VERIFY_PARAM_set_purpose(*pm, purpose); 2263 2264 if (depth >= 0) 2265 X509_VERIFY_PARAM_set_depth(*pm, depth); 2266 2267 if (at_time) 2268 X509_VERIFY_PARAM_set_time(*pm, at_time); 2269 2270 end: 2271 2272 (*pargs)++; 2273 2274 if (pargc) 2275 *pargc -= *pargs - oldargs; 2276 2277 return 1; 2278 2279} 2280 2281/* 2282 * Read whole contents of a BIO into an allocated memory buffer and return 2283 * it. 2284 */ 2285 2286int bio_to_mem(unsigned char **out, int maxlen, BIO *in) 2287{ 2288 BIO *mem; 2289 int len, ret; 2290 unsigned char tbuf[1024]; 2291 mem = BIO_new(BIO_s_mem()); 2292 if (!mem) 2293 return -1; 2294 for (;;) { 2295 if ((maxlen != -1) && maxlen < 1024) 2296 len = maxlen; 2297 else 2298 len = 1024; 2299 len = BIO_read(in, tbuf, len); 2300 if (len <= 0) 2301 break; 2302 if (BIO_write(mem, tbuf, len) != len) { 2303 BIO_free(mem); 2304 return -1; 2305 } 2306 maxlen -= len; 2307 2308 if (maxlen == 0) 2309 break; 2310 } 2311 ret = BIO_get_mem_data(mem, (char **)out); 2312 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY); 2313 BIO_free(mem); 2314 return ret; 2315} 2316 2317int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value) 2318{ 2319 int rv; 2320 char *stmp, *vtmp = NULL; 2321 stmp = BUF_strdup(value); 2322 if (!stmp) 2323 return -1; 2324 vtmp = strchr(stmp, ':'); 2325 if (vtmp) { 2326 *vtmp = 0; 2327 vtmp++; 2328 } 2329 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp); 2330 OPENSSL_free(stmp); 2331 return rv; 2332} 2333 2334static void nodes_print(BIO *out, const char *name, 2335 STACK_OF(X509_POLICY_NODE) *nodes) 2336{ 2337 X509_POLICY_NODE *node; 2338 int i; 2339 BIO_printf(out, "%s Policies:", name); 2340 if (nodes) { 2341 BIO_puts(out, "\n"); 2342 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) { 2343 node = sk_X509_POLICY_NODE_value(nodes, i); 2344 X509_POLICY_NODE_print(out, node, 2); 2345 } 2346 } else 2347 BIO_puts(out, " <empty>\n"); 2348} 2349 2350void policies_print(BIO *out, X509_STORE_CTX *ctx) 2351{ 2352 X509_POLICY_TREE *tree; 2353 int explicit_policy; 2354 int free_out = 0; 2355 if (out == NULL) { 2356 out = BIO_new_fp(stderr, BIO_NOCLOSE); 2357 free_out = 1; 2358 } 2359 tree = X509_STORE_CTX_get0_policy_tree(ctx); 2360 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx); 2361 2362 BIO_printf(out, "Require explicit Policy: %s\n", 2363 explicit_policy ? "True" : "False"); 2364 2365 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree)); 2366 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree)); 2367 if (free_out) 2368 BIO_free(out); 2369} 2370 2371#if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK) 2372 2373static JPAKE_CTX *jpake_init(const char *us, const char *them, 2374 const char *secret) 2375{ 2376 BIGNUM *p = NULL; 2377 BIGNUM *g = NULL; 2378 BIGNUM *q = NULL; 2379 BIGNUM *bnsecret = BN_new(); 2380 JPAKE_CTX *ctx; 2381 2382 /* Use a safe prime for p (that we found earlier) */ 2383 BN_hex2bn(&p, 2384 "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F"); 2385 g = BN_new(); 2386 BN_set_word(g, 2); 2387 q = BN_new(); 2388 BN_rshift1(q, p); 2389 2390 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret); 2391 2392 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret); 2393 BN_free(bnsecret); 2394 BN_free(q); 2395 BN_free(g); 2396 BN_free(p); 2397 2398 return ctx; 2399} 2400 2401static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p) 2402{ 2403 BN_print(conn, p->gx); 2404 BIO_puts(conn, "\n"); 2405 BN_print(conn, p->zkpx.gr); 2406 BIO_puts(conn, "\n"); 2407 BN_print(conn, p->zkpx.b); 2408 BIO_puts(conn, "\n"); 2409} 2410 2411static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx) 2412{ 2413 JPAKE_STEP1 s1; 2414 2415 JPAKE_STEP1_init(&s1); 2416 JPAKE_STEP1_generate(&s1, ctx); 2417 jpake_send_part(bconn, &s1.p1); 2418 jpake_send_part(bconn, &s1.p2); 2419 (void)BIO_flush(bconn); 2420 JPAKE_STEP1_release(&s1); 2421} 2422 2423static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx) 2424{ 2425 JPAKE_STEP2 s2; 2426 2427 JPAKE_STEP2_init(&s2); 2428 JPAKE_STEP2_generate(&s2, ctx); 2429 jpake_send_part(bconn, &s2); 2430 (void)BIO_flush(bconn); 2431 JPAKE_STEP2_release(&s2); 2432} 2433 2434static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx) 2435{ 2436 JPAKE_STEP3A s3a; 2437 2438 JPAKE_STEP3A_init(&s3a); 2439 JPAKE_STEP3A_generate(&s3a, ctx); 2440 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk); 2441 (void)BIO_flush(bconn); 2442 JPAKE_STEP3A_release(&s3a); 2443} 2444 2445static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx) 2446{ 2447 JPAKE_STEP3B s3b; 2448 2449 JPAKE_STEP3B_init(&s3b); 2450 JPAKE_STEP3B_generate(&s3b, ctx); 2451 BIO_write(bconn, s3b.hk, sizeof s3b.hk); 2452 (void)BIO_flush(bconn); 2453 JPAKE_STEP3B_release(&s3b); 2454} 2455 2456static void readbn(BIGNUM **bn, BIO *bconn) 2457{ 2458 char buf[10240]; 2459 int l; 2460 2461 l = BIO_gets(bconn, buf, sizeof buf); 2462 assert(l > 0); 2463 assert(buf[l - 1] == '\n'); 2464 buf[l - 1] = '\0'; 2465 BN_hex2bn(bn, buf); 2466} 2467 2468static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn) 2469{ 2470 readbn(&p->gx, bconn); 2471 readbn(&p->zkpx.gr, bconn); 2472 readbn(&p->zkpx.b, bconn); 2473} 2474 2475static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn) 2476{ 2477 JPAKE_STEP1 s1; 2478 2479 JPAKE_STEP1_init(&s1); 2480 jpake_receive_part(&s1.p1, bconn); 2481 jpake_receive_part(&s1.p2, bconn); 2482 if (!JPAKE_STEP1_process(ctx, &s1)) { 2483 ERR_print_errors(bio_err); 2484 exit(1); 2485 } 2486 JPAKE_STEP1_release(&s1); 2487} 2488 2489static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn) 2490{ 2491 JPAKE_STEP2 s2; 2492 2493 JPAKE_STEP2_init(&s2); 2494 jpake_receive_part(&s2, bconn); 2495 if (!JPAKE_STEP2_process(ctx, &s2)) { 2496 ERR_print_errors(bio_err); 2497 exit(1); 2498 } 2499 JPAKE_STEP2_release(&s2); 2500} 2501 2502static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn) 2503{ 2504 JPAKE_STEP3A s3a; 2505 int l; 2506 2507 JPAKE_STEP3A_init(&s3a); 2508 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk); 2509 assert(l == sizeof s3a.hhk); 2510 if (!JPAKE_STEP3A_process(ctx, &s3a)) { 2511 ERR_print_errors(bio_err); 2512 exit(1); 2513 } 2514 JPAKE_STEP3A_release(&s3a); 2515} 2516 2517static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn) 2518{ 2519 JPAKE_STEP3B s3b; 2520 int l; 2521 2522 JPAKE_STEP3B_init(&s3b); 2523 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk); 2524 assert(l == sizeof s3b.hk); 2525 if (!JPAKE_STEP3B_process(ctx, &s3b)) { 2526 ERR_print_errors(bio_err); 2527 exit(1); 2528 } 2529 JPAKE_STEP3B_release(&s3b); 2530} 2531 2532void jpake_client_auth(BIO *out, BIO *conn, const char *secret) 2533{ 2534 JPAKE_CTX *ctx; 2535 BIO *bconn; 2536 2537 BIO_puts(out, "Authenticating with JPAKE\n"); 2538 2539 ctx = jpake_init("client", "server", secret); 2540 2541 bconn = BIO_new(BIO_f_buffer()); 2542 BIO_push(bconn, conn); 2543 2544 jpake_send_step1(bconn, ctx); 2545 jpake_receive_step1(ctx, bconn); 2546 jpake_send_step2(bconn, ctx); 2547 jpake_receive_step2(ctx, bconn); 2548 jpake_send_step3a(bconn, ctx); 2549 jpake_receive_step3b(ctx, bconn); 2550 2551 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n"); 2552 2553 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx)); 2554 2555 BIO_pop(bconn); 2556 BIO_free(bconn); 2557 2558 JPAKE_CTX_free(ctx); 2559} 2560 2561void jpake_server_auth(BIO *out, BIO *conn, const char *secret) 2562{ 2563 JPAKE_CTX *ctx; 2564 BIO *bconn; 2565 2566 BIO_puts(out, "Authenticating with JPAKE\n"); 2567 2568 ctx = jpake_init("server", "client", secret); 2569 2570 bconn = BIO_new(BIO_f_buffer()); 2571 BIO_push(bconn, conn); 2572 2573 jpake_receive_step1(ctx, bconn); 2574 jpake_send_step1(bconn, ctx); 2575 jpake_receive_step2(ctx, bconn); 2576 jpake_send_step2(bconn, ctx); 2577 jpake_receive_step3a(ctx, bconn); 2578 jpake_send_step3b(bconn, ctx); 2579 2580 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n"); 2581 2582 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx)); 2583 2584 BIO_pop(bconn); 2585 BIO_free(bconn); 2586 2587 JPAKE_CTX_free(ctx); 2588} 2589 2590#endif 2591 2592#if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG) 2593/*- 2594 * next_protos_parse parses a comma separated list of strings into a string 2595 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised. 2596 * outlen: (output) set to the length of the resulting buffer on success. 2597 * err: (maybe NULL) on failure, an error message line is written to this BIO. 2598 * in: a NUL termianted string like "abc,def,ghi" 2599 * 2600 * returns: a malloced buffer or NULL on failure. 2601 */ 2602unsigned char *next_protos_parse(unsigned short *outlen, const char *in) 2603{ 2604 size_t len; 2605 unsigned char *out; 2606 size_t i, start = 0; 2607 2608 len = strlen(in); 2609 if (len >= 65535) 2610 return NULL; 2611 2612 out = OPENSSL_malloc(strlen(in) + 1); 2613 if (!out) 2614 return NULL; 2615 2616 for (i = 0; i <= len; ++i) { 2617 if (i == len || in[i] == ',') { 2618 if (i - start > 255) { 2619 OPENSSL_free(out); 2620 return NULL; 2621 } 2622 out[start] = i - start; 2623 start = i + 1; 2624 } else 2625 out[i + 1] = in[i]; 2626 } 2627 2628 *outlen = len + 1; 2629 return out; 2630} 2631#endif /* !OPENSSL_NO_TLSEXT && 2632 * !OPENSSL_NO_NEXTPROTONEG */ 2633 2634/* 2635 * Platform-specific sections 2636 */ 2637#if defined(_WIN32) 2638# ifdef fileno 2639# undef fileno 2640# define fileno(a) (int)_fileno(a) 2641# endif 2642 2643# include <windows.h> 2644# include <tchar.h> 2645 2646static int WIN32_rename(const char *from, const char *to) 2647{ 2648 TCHAR *tfrom = NULL, *tto; 2649 DWORD err; 2650 int ret = 0; 2651 2652 if (sizeof(TCHAR) == 1) { 2653 tfrom = (TCHAR *)from; 2654 tto = (TCHAR *)to; 2655 } else { /* UNICODE path */ 2656 2657 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1; 2658 tfrom = (TCHAR *)malloc(sizeof(TCHAR) * (flen + tlen)); 2659 if (tfrom == NULL) 2660 goto err; 2661 tto = tfrom + flen; 2662# if !defined(_WIN32_WCE) || _WIN32_WCE>=101 2663 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen)) 2664# endif 2665 for (i = 0; i < flen; i++) 2666 tfrom[i] = (TCHAR)from[i]; 2667# if !defined(_WIN32_WCE) || _WIN32_WCE>=101 2668 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen)) 2669# endif 2670 for (i = 0; i < tlen; i++) 2671 tto[i] = (TCHAR)to[i]; 2672 } 2673 2674 if (MoveFile(tfrom, tto)) 2675 goto ok; 2676 err = GetLastError(); 2677 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) { 2678 if (DeleteFile(tto) && MoveFile(tfrom, tto)) 2679 goto ok; 2680 err = GetLastError(); 2681 } 2682 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND) 2683 errno = ENOENT; 2684 else if (err == ERROR_ACCESS_DENIED) 2685 errno = EACCES; 2686 else 2687 errno = EINVAL; /* we could map more codes... */ 2688 err: 2689 ret = -1; 2690 ok: 2691 if (tfrom != NULL && tfrom != (TCHAR *)from) 2692 free(tfrom); 2693 return ret; 2694} 2695#endif 2696 2697/* app_tminterval section */ 2698#if defined(_WIN32) 2699double app_tminterval(int stop, int usertime) 2700{ 2701 FILETIME now; 2702 double ret = 0; 2703 static ULARGE_INTEGER tmstart; 2704 static int warning = 1; 2705# ifdef _WIN32_WINNT 2706 static HANDLE proc = NULL; 2707 2708 if (proc == NULL) { 2709 if (check_winnt()) 2710 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE, 2711 GetCurrentProcessId()); 2712 if (proc == NULL) 2713 proc = (HANDLE) - 1; 2714 } 2715 2716 if (usertime && proc != (HANDLE) - 1) { 2717 FILETIME junk; 2718 GetProcessTimes(proc, &junk, &junk, &junk, &now); 2719 } else 2720# endif 2721 { 2722 SYSTEMTIME systime; 2723 2724 if (usertime && warning) { 2725 BIO_printf(bio_err, "To get meaningful results, run " 2726 "this program on idle system.\n"); 2727 warning = 0; 2728 } 2729 GetSystemTime(&systime); 2730 SystemTimeToFileTime(&systime, &now); 2731 } 2732 2733 if (stop == TM_START) { 2734 tmstart.u.LowPart = now.dwLowDateTime; 2735 tmstart.u.HighPart = now.dwHighDateTime; 2736 } else { 2737 ULARGE_INTEGER tmstop; 2738 2739 tmstop.u.LowPart = now.dwLowDateTime; 2740 tmstop.u.HighPart = now.dwHighDateTime; 2741 2742 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7; 2743 } 2744 2745 return (ret); 2746} 2747 2748#elif defined(OPENSSL_SYS_NETWARE) 2749# include <time.h> 2750 2751double app_tminterval(int stop, int usertime) 2752{ 2753 double ret = 0; 2754 static clock_t tmstart; 2755 static int warning = 1; 2756 2757 if (usertime && warning) { 2758 BIO_printf(bio_err, "To get meaningful results, run " 2759 "this program on idle system.\n"); 2760 warning = 0; 2761 } 2762 2763 if (stop == TM_START) 2764 tmstart = clock(); 2765 else 2766 ret = (clock() - tmstart) / (double)CLOCKS_PER_SEC; 2767 2768 return (ret); 2769} 2770 2771#elif defined(OPENSSL_SYSTEM_VXWORKS) 2772# include <time.h> 2773 2774double app_tminterval(int stop, int usertime) 2775{ 2776 double ret = 0; 2777# ifdef CLOCK_REALTIME 2778 static struct timespec tmstart; 2779 struct timespec now; 2780# else 2781 static unsigned long tmstart; 2782 unsigned long now; 2783# endif 2784 static int warning = 1; 2785 2786 if (usertime && warning) { 2787 BIO_printf(bio_err, "To get meaningful results, run " 2788 "this program on idle system.\n"); 2789 warning = 0; 2790 } 2791# ifdef CLOCK_REALTIME 2792 clock_gettime(CLOCK_REALTIME, &now); 2793 if (stop == TM_START) 2794 tmstart = now; 2795 else 2796 ret = ((now.tv_sec + now.tv_nsec * 1e-9) 2797 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9)); 2798# else 2799 now = tickGet(); 2800 if (stop == TM_START) 2801 tmstart = now; 2802 else 2803 ret = (now - tmstart) / (double)sysClkRateGet(); 2804# endif 2805 return (ret); 2806} 2807 2808#elif defined(OPENSSL_SYSTEM_VMS) 2809# include <time.h> 2810# include <times.h> 2811 2812double app_tminterval(int stop, int usertime) 2813{ 2814 static clock_t tmstart; 2815 double ret = 0; 2816 clock_t now; 2817# ifdef __TMS 2818 struct tms rus; 2819 2820 now = times(&rus); 2821 if (usertime) 2822 now = rus.tms_utime; 2823# else 2824 if (usertime) 2825 now = clock(); /* sum of user and kernel times */ 2826 else { 2827 struct timeval tv; 2828 gettimeofday(&tv, NULL); 2829 now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK + 2830 (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK) 2831 ); 2832 } 2833# endif 2834 if (stop == TM_START) 2835 tmstart = now; 2836 else 2837 ret = (now - tmstart) / (double)(CLK_TCK); 2838 2839 return (ret); 2840} 2841 2842#elif defined(_SC_CLK_TCK) /* by means of unistd.h */ 2843# include <sys/times.h> 2844 2845double app_tminterval(int stop, int usertime) 2846{ 2847 double ret = 0; 2848 struct tms rus; 2849 clock_t now = times(&rus); 2850 static clock_t tmstart; 2851 2852 if (usertime) 2853 now = rus.tms_utime; 2854 2855 if (stop == TM_START) 2856 tmstart = now; 2857 else { 2858 long int tck = sysconf(_SC_CLK_TCK); 2859 ret = (now - tmstart) / (double)tck; 2860 } 2861 2862 return (ret); 2863} 2864 2865#else 2866# include <sys/time.h> 2867# include <sys/resource.h> 2868 2869double app_tminterval(int stop, int usertime) 2870{ 2871 double ret = 0; 2872 struct rusage rus; 2873 struct timeval now; 2874 static struct timeval tmstart; 2875 2876 if (usertime) 2877 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime; 2878 else 2879 gettimeofday(&now, NULL); 2880 2881 if (stop == TM_START) 2882 tmstart = now; 2883 else 2884 ret = ((now.tv_sec + now.tv_usec * 1e-6) 2885 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6)); 2886 2887 return ret; 2888} 2889#endif 2890 2891/* app_isdir section */ 2892#ifdef _WIN32 2893int app_isdir(const char *name) 2894{ 2895 HANDLE hList; 2896 WIN32_FIND_DATA FileData; 2897# if defined(UNICODE) || defined(_UNICODE) 2898 size_t i, len_0 = strlen(name) + 1; 2899 2900 if (len_0 > sizeof(FileData.cFileName) / sizeof(FileData.cFileName[0])) 2901 return -1; 2902 2903# if !defined(_WIN32_WCE) || _WIN32_WCE>=101 2904 if (!MultiByteToWideChar 2905 (CP_ACP, 0, name, len_0, FileData.cFileName, len_0)) 2906# endif 2907 for (i = 0; i < len_0; i++) 2908 FileData.cFileName[i] = (WCHAR)name[i]; 2909 2910 hList = FindFirstFile(FileData.cFileName, &FileData); 2911# else 2912 hList = FindFirstFile(name, &FileData); 2913# endif 2914 if (hList == INVALID_HANDLE_VALUE) 2915 return -1; 2916 FindClose(hList); 2917 return ((FileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0); 2918} 2919#else 2920# include <sys/stat.h> 2921# ifndef S_ISDIR 2922# if defined(_S_IFMT) && defined(_S_IFDIR) 2923# define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR) 2924# else 2925# define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR) 2926# endif 2927# endif 2928 2929int app_isdir(const char *name) 2930{ 2931# if defined(S_ISDIR) 2932 struct stat st; 2933 2934 if (stat(name, &st) == 0) 2935 return S_ISDIR(st.st_mode); 2936 else 2937 return -1; 2938# else 2939 return -1; 2940# endif 2941} 2942#endif 2943 2944/* raw_read|write section */ 2945#if defined(_WIN32) && defined(STD_INPUT_HANDLE) 2946int raw_read_stdin(void *buf, int siz) 2947{ 2948 DWORD n; 2949 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL)) 2950 return (n); 2951 else 2952 return (-1); 2953} 2954#else 2955int raw_read_stdin(void *buf, int siz) 2956{ 2957 return read(fileno(stdin), buf, siz); 2958} 2959#endif 2960 2961#if defined(_WIN32) && defined(STD_OUTPUT_HANDLE) 2962int raw_write_stdout(const void *buf, int siz) 2963{ 2964 DWORD n; 2965 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL)) 2966 return (n); 2967 else 2968 return (-1); 2969} 2970#else 2971int raw_write_stdout(const void *buf, int siz) 2972{ 2973 return write(fileno(stdout), buf, siz); 2974} 2975#endif 2976