1 /* $OpenBSD: openssl.c,v 1.22 2015/12/01 01:24:47 beck Exp $ */ 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) 1998-2006 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 <err.h> 113 #include <signal.h> 114 #include <stdio.h> 115 #include <string.h> 116 #include <stdlib.h> 117 #include <unistd.h> 118 119 #include "apps.h" 120 121 #include <openssl/bio.h> 122 #include <openssl/conf.h> 123 #include <openssl/crypto.h> 124 #include <openssl/err.h> 125 #include <openssl/lhash.h> 126 #include <openssl/pem.h> 127 #include <openssl/ssl.h> 128 #include <openssl/x509.h> 129 130 #include "progs.h" 131 #include "s_apps.h" 132 133 #define FUNC_TYPE_GENERAL 1 134 #define FUNC_TYPE_MD 2 135 #define FUNC_TYPE_CIPHER 3 136 #define FUNC_TYPE_PKEY 4 137 #define FUNC_TYPE_MD_ALG 5 138 #define FUNC_TYPE_CIPHER_ALG 6 139 140 int single_execution = 0; 141 142 typedef struct { 143 int type; 144 const char *name; 145 int (*func)(int argc, char **argv); 146 } FUNCTION; 147 148 DECLARE_LHASH_OF(FUNCTION); 149 150 FUNCTION functions[] = { 151 152 /* General functions. */ 153 { FUNC_TYPE_GENERAL, "asn1parse", asn1parse_main }, 154 { FUNC_TYPE_GENERAL, "ca", ca_main }, 155 { FUNC_TYPE_GENERAL, "certhash", certhash_main }, 156 { FUNC_TYPE_GENERAL, "ciphers", ciphers_main }, 157 #ifndef OPENSSL_NO_CMS 158 { FUNC_TYPE_GENERAL, "cms", cms_main }, 159 #endif 160 { FUNC_TYPE_GENERAL, "crl2pkcs7", crl2pkcs7_main }, 161 { FUNC_TYPE_GENERAL, "crl", crl_main }, 162 { FUNC_TYPE_GENERAL, "dgst", dgst_main }, 163 { FUNC_TYPE_GENERAL, "enc", enc_main }, 164 { FUNC_TYPE_GENERAL, "errstr", errstr_main }, 165 { FUNC_TYPE_GENERAL, "genpkey", genpkey_main }, 166 { FUNC_TYPE_GENERAL, "nseq", nseq_main }, 167 #ifndef OPENSSL_NO_OCSP 168 { FUNC_TYPE_GENERAL, "ocsp", ocsp_main }, 169 #endif 170 { FUNC_TYPE_GENERAL, "passwd", passwd_main }, 171 { FUNC_TYPE_GENERAL, "pkcs7", pkcs7_main }, 172 { FUNC_TYPE_GENERAL, "pkcs8", pkcs8_main }, 173 #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1) 174 { FUNC_TYPE_GENERAL, "pkcs12", pkcs12_main }, 175 #endif 176 { FUNC_TYPE_GENERAL, "pkey", pkey_main }, 177 { FUNC_TYPE_GENERAL, "pkeyparam", pkeyparam_main }, 178 { FUNC_TYPE_GENERAL, "pkeyutl", pkeyutl_main }, 179 { FUNC_TYPE_GENERAL, "prime", prime_main }, 180 { FUNC_TYPE_GENERAL, "rand", rand_main }, 181 { FUNC_TYPE_GENERAL, "req", req_main }, 182 { FUNC_TYPE_GENERAL, "s_client", s_client_main }, 183 { FUNC_TYPE_GENERAL, "s_server", s_server_main }, 184 { FUNC_TYPE_GENERAL, "s_time", s_time_main }, 185 { FUNC_TYPE_GENERAL, "sess_id", sess_id_main }, 186 { FUNC_TYPE_GENERAL, "smime", smime_main }, 187 #ifndef OPENSSL_NO_SPEED 188 { FUNC_TYPE_GENERAL, "speed", speed_main }, 189 #endif 190 { FUNC_TYPE_GENERAL, "spkac", spkac_main }, 191 { FUNC_TYPE_GENERAL, "ts", ts_main }, 192 { FUNC_TYPE_GENERAL, "verify", verify_main }, 193 { FUNC_TYPE_GENERAL, "version", version_main }, 194 { FUNC_TYPE_GENERAL, "x509", x509_main }, 195 196 #ifndef OPENSSL_NO_DH 197 { FUNC_TYPE_GENERAL, "dh", dh_main }, 198 { FUNC_TYPE_GENERAL, "dhparam", dhparam_main }, 199 { FUNC_TYPE_GENERAL, "gendh", gendh_main }, 200 #endif 201 #ifndef OPENSSL_NO_DSA 202 { FUNC_TYPE_GENERAL, "dsa", dsa_main }, 203 { FUNC_TYPE_GENERAL, "dsaparam", dsaparam_main }, 204 { FUNC_TYPE_GENERAL, "gendsa", gendsa_main }, 205 #endif 206 #ifndef OPENSSL_NO_EC 207 { FUNC_TYPE_GENERAL, "ec", ec_main }, 208 { FUNC_TYPE_GENERAL, "ecparam", ecparam_main }, 209 #endif 210 #ifndef OPENSSL_NO_RSA 211 { FUNC_TYPE_GENERAL, "genrsa", genrsa_main }, 212 { FUNC_TYPE_GENERAL, "rsa", rsa_main }, 213 { FUNC_TYPE_GENERAL, "rsautl", rsautl_main }, 214 #endif 215 216 /* Message Digests. */ 217 #ifndef OPENSSL_NO_GOST 218 { FUNC_TYPE_MD, "gost-mac", dgst_main }, 219 { FUNC_TYPE_MD, "md_gost94", dgst_main }, 220 { FUNC_TYPE_MD, "streebog256", dgst_main }, 221 { FUNC_TYPE_MD, "streebog512", dgst_main }, 222 #endif 223 #ifndef OPENSSL_NO_MD4 224 { FUNC_TYPE_MD, "md4", dgst_main }, 225 #endif 226 #ifndef OPENSSL_NO_MD5 227 { FUNC_TYPE_MD, "md5", dgst_main }, 228 #endif 229 #ifndef OPENSSL_NO_RIPEMD160 230 { FUNC_TYPE_MD, "ripemd160", dgst_main }, 231 #endif 232 #ifndef OPENSSL_NO_SHA1 233 { FUNC_TYPE_MD, "sha1", dgst_main }, 234 #endif 235 #ifndef OPENSSL_NO_SHA224 236 { FUNC_TYPE_MD, "sha224", dgst_main }, 237 #endif 238 #ifndef OPENSSL_NO_SHA256 239 { FUNC_TYPE_MD, "sha256", dgst_main }, 240 #endif 241 #ifndef OPENSSL_NO_SHA384 242 { FUNC_TYPE_MD, "sha384", dgst_main }, 243 #endif 244 #ifndef OPENSSL_NO_SHA512 245 { FUNC_TYPE_MD, "sha512", dgst_main }, 246 #endif 247 #ifndef OPENSSL_NO_WHIRLPOOL 248 { FUNC_TYPE_MD, "whirlpool", dgst_main }, 249 #endif 250 251 /* Ciphers. */ 252 { FUNC_TYPE_CIPHER, "base64", enc_main }, 253 #ifndef OPENSSL_NO_AES 254 { FUNC_TYPE_CIPHER, "aes-128-cbc", enc_main }, 255 { FUNC_TYPE_CIPHER, "aes-128-ecb", enc_main }, 256 { FUNC_TYPE_CIPHER, "aes-192-cbc", enc_main }, 257 { FUNC_TYPE_CIPHER, "aes-192-ecb", enc_main }, 258 { FUNC_TYPE_CIPHER, "aes-256-cbc", enc_main }, 259 { FUNC_TYPE_CIPHER, "aes-256-ecb", enc_main }, 260 #endif 261 #ifndef OPENSSL_NO_BF 262 { FUNC_TYPE_CIPHER, "bf", enc_main }, 263 { FUNC_TYPE_CIPHER, "bf-cbc", enc_main }, 264 { FUNC_TYPE_CIPHER, "bf-ecb", enc_main }, 265 { FUNC_TYPE_CIPHER, "bf-cfb", enc_main }, 266 { FUNC_TYPE_CIPHER, "bf-ofb", enc_main }, 267 #endif 268 #ifndef OPENSSL_NO_CAMELLIA 269 { FUNC_TYPE_CIPHER, "camellia-128-cbc", enc_main }, 270 { FUNC_TYPE_CIPHER, "camellia-128-ecb", enc_main }, 271 { FUNC_TYPE_CIPHER, "camellia-192-cbc", enc_main }, 272 { FUNC_TYPE_CIPHER, "camellia-192-ecb", enc_main }, 273 { FUNC_TYPE_CIPHER, "camellia-256-cbc", enc_main }, 274 { FUNC_TYPE_CIPHER, "camellia-256-ecb", enc_main }, 275 #endif 276 #ifndef OPENSSL_NO_CAST 277 { FUNC_TYPE_CIPHER, "cast", enc_main }, 278 { FUNC_TYPE_CIPHER, "cast5-cbc", enc_main }, 279 { FUNC_TYPE_CIPHER, "cast5-ecb", enc_main }, 280 { FUNC_TYPE_CIPHER, "cast5-cfb", enc_main }, 281 { FUNC_TYPE_CIPHER, "cast5-ofb", enc_main }, 282 { FUNC_TYPE_CIPHER, "cast-cbc", enc_main }, 283 #endif 284 #ifndef OPENSSL_NO_CHACHA 285 { FUNC_TYPE_CIPHER, "chacha", enc_main }, 286 #endif 287 #ifndef OPENSSL_NO_DES 288 { FUNC_TYPE_CIPHER, "des", enc_main }, 289 { FUNC_TYPE_CIPHER, "des3", enc_main }, 290 { FUNC_TYPE_CIPHER, "desx", enc_main }, 291 { FUNC_TYPE_CIPHER, "des-ecb", enc_main }, 292 { FUNC_TYPE_CIPHER, "des-ede", enc_main }, 293 { FUNC_TYPE_CIPHER, "des-ede3", enc_main }, 294 { FUNC_TYPE_CIPHER, "des-cbc", enc_main }, 295 { FUNC_TYPE_CIPHER, "des-ede-cbc", enc_main }, 296 { FUNC_TYPE_CIPHER, "des-ede3-cbc", enc_main }, 297 { FUNC_TYPE_CIPHER, "des-cfb", enc_main }, 298 { FUNC_TYPE_CIPHER, "des-ede-cfb", enc_main }, 299 { FUNC_TYPE_CIPHER, "des-ede3-cfb", enc_main }, 300 { FUNC_TYPE_CIPHER, "des-ofb", enc_main }, 301 { FUNC_TYPE_CIPHER, "des-ede-ofb", enc_main }, 302 { FUNC_TYPE_CIPHER, "des-ede3-ofb", enc_main }, 303 #endif 304 #ifndef OPENSSL_NO_IDEA 305 { FUNC_TYPE_CIPHER, "idea", enc_main }, 306 { FUNC_TYPE_CIPHER, "idea-cbc", enc_main }, 307 { FUNC_TYPE_CIPHER, "idea-ecb", enc_main }, 308 { FUNC_TYPE_CIPHER, "idea-cfb", enc_main }, 309 { FUNC_TYPE_CIPHER, "idea-ofb", enc_main }, 310 #endif 311 #ifndef OPENSSL_NO_RC2 312 { FUNC_TYPE_CIPHER, "rc2", enc_main }, 313 { FUNC_TYPE_CIPHER, "rc2-cbc", enc_main }, 314 { FUNC_TYPE_CIPHER, "rc2-ecb", enc_main }, 315 { FUNC_TYPE_CIPHER, "rc2-cfb", enc_main }, 316 { FUNC_TYPE_CIPHER, "rc2-ofb", enc_main }, 317 { FUNC_TYPE_CIPHER, "rc2-64-cbc", enc_main }, 318 { FUNC_TYPE_CIPHER, "rc2-40-cbc", enc_main }, 319 #endif 320 #ifndef OPENSSL_NO_RC4 321 { FUNC_TYPE_CIPHER, "rc4", enc_main }, 322 { FUNC_TYPE_CIPHER, "rc4-40", enc_main }, 323 #endif 324 #ifdef ZLIB 325 { FUNC_TYPE_CIPHER, "zlib", enc_main }, 326 #endif 327 328 { 0, NULL, NULL } 329 }; 330 331 static void openssl_startup(void); 332 static void openssl_shutdown(void); 333 334 /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the 335 * base prototypes (we cast each variable inside the function to the required 336 * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper 337 * functions. */ 338 339 static LHASH_OF(FUNCTION) *prog_init(void); 340 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]); 341 static void list_pkey(BIO * out); 342 static void list_cipher(BIO * out); 343 static void list_md(BIO * out); 344 char *default_config_file = NULL; 345 346 CONF *config = NULL; 347 BIO *bio_err = NULL; 348 349 static void 350 lock_dbg_cb(int mode, int type, const char *file, int line) 351 { 352 static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */ 353 const char *errstr = NULL; 354 int rw; 355 356 rw = mode & (CRYPTO_READ | CRYPTO_WRITE); 357 if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) { 358 errstr = "invalid mode"; 359 goto err; 360 } 361 if (type < 0 || type >= CRYPTO_NUM_LOCKS) { 362 errstr = "type out of bounds"; 363 goto err; 364 } 365 if (mode & CRYPTO_LOCK) { 366 if (modes[type]) { 367 errstr = "already locked"; 368 /* 369 * must not happen in a single-threaded program 370 * (would deadlock) 371 */ 372 goto err; 373 } 374 modes[type] = rw; 375 } else if (mode & CRYPTO_UNLOCK) { 376 if (!modes[type]) { 377 errstr = "not locked"; 378 goto err; 379 } 380 if (modes[type] != rw) { 381 errstr = (rw == CRYPTO_READ) ? 382 "CRYPTO_r_unlock on write lock" : 383 "CRYPTO_w_unlock on read lock"; 384 } 385 modes[type] = 0; 386 } else { 387 errstr = "invalid mode"; 388 goto err; 389 } 390 391 err: 392 if (errstr) { 393 /* we cannot use bio_err here */ 394 fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n", 395 errstr, mode, type, file, line); 396 } 397 } 398 399 static void 400 openssl_startup(void) 401 { 402 #ifndef _WIN32 403 signal(SIGPIPE, SIG_IGN); 404 #endif 405 406 OpenSSL_add_all_algorithms(); 407 SSL_library_init(); 408 SSL_load_error_strings(); 409 410 setup_ui(); 411 } 412 413 static void 414 openssl_shutdown(void) 415 { 416 CONF_modules_unload(1); 417 destroy_ui(); 418 OBJ_cleanup(); 419 EVP_cleanup(); 420 CRYPTO_cleanup_all_ex_data(); 421 ERR_remove_thread_state(NULL); 422 ERR_free_strings(); 423 } 424 425 int 426 main(int argc, char **argv) 427 { 428 ARGS arg; 429 #define PROG_NAME_SIZE 39 430 char pname[PROG_NAME_SIZE + 1]; 431 FUNCTION f, *fp; 432 const char *prompt; 433 char buf[1024]; 434 char *to_free = NULL; 435 int n, i, ret = 0; 436 char *p; 437 LHASH_OF(FUNCTION) * prog = NULL; 438 long errline; 439 440 arg.data = NULL; 441 arg.count = 0; 442 443 if (pledge("stdio inet dns rpath wpath cpath proc flock tty", NULL) == -1) { 444 fprintf(stderr, "openssl: pledge: %s\n", strerror(errno)); 445 exit(1); 446 } 447 448 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); 449 if (bio_err == NULL) { 450 fprintf(stderr, "openssl: failed to initialise bio_err\n"); 451 exit(1); 452 } 453 454 if (BIO_sock_init() != 1) { 455 BIO_printf(bio_err, "BIO_sock_init failed\n"); 456 exit(1); 457 } 458 459 CRYPTO_set_locking_callback(lock_dbg_cb); 460 461 openssl_startup(); 462 463 /* Lets load up our environment a little */ 464 p = getenv("OPENSSL_CONF"); 465 if (p == NULL) { 466 p = to_free = make_config_name(); 467 if (p == NULL) { 468 BIO_printf(bio_err, "error making config file name\n"); 469 goto end; 470 } 471 } 472 473 default_config_file = p; 474 475 config = NCONF_new(NULL); 476 i = NCONF_load(config, p, &errline); 477 if (i == 0) { 478 if (ERR_GET_REASON(ERR_peek_last_error()) == 479 CONF_R_NO_SUCH_FILE) { 480 BIO_printf(bio_err, 481 "WARNING: can't open config file: %s\n", p); 482 ERR_clear_error(); 483 NCONF_free(config); 484 config = NULL; 485 } else { 486 ERR_print_errors(bio_err); 487 NCONF_free(config); 488 exit(1); 489 } 490 } 491 492 if (!load_config(bio_err, NULL)) { 493 BIO_printf(bio_err, "failed to load configuration\n"); 494 goto end; 495 } 496 497 prog = prog_init(); 498 499 /* first check the program name */ 500 program_name(argv[0], pname, sizeof pname); 501 502 f.name = pname; 503 fp = lh_FUNCTION_retrieve(prog, &f); 504 if (fp != NULL) { 505 argv[0] = pname; 506 507 single_execution = 1; 508 ret = fp->func(argc, argv); 509 goto end; 510 } 511 /* 512 * ok, now check that there are not arguments, if there are, run with 513 * them, shifting the ssleay off the front 514 */ 515 if (argc != 1) { 516 argc--; 517 argv++; 518 519 single_execution = 1; 520 ret = do_cmd(prog, argc, argv); 521 if (ret < 0) 522 ret = 0; 523 goto end; 524 } 525 /* ok, lets enter the old 'OpenSSL>' mode */ 526 527 for (;;) { 528 ret = 0; 529 p = buf; 530 n = sizeof buf; 531 i = 0; 532 for (;;) { 533 p[0] = '\0'; 534 if (i++) 535 prompt = ">"; 536 else 537 prompt = "OpenSSL> "; 538 fputs(prompt, stdout); 539 fflush(stdout); 540 if (!fgets(p, n, stdin)) 541 goto end; 542 if (p[0] == '\0') 543 goto end; 544 i = strlen(p); 545 if (i <= 1) 546 break; 547 if (p[i - 2] != '\\') 548 break; 549 i -= 2; 550 p += i; 551 n -= i; 552 } 553 if (!chopup_args(&arg, buf, &argc, &argv)) 554 break; 555 556 ret = do_cmd(prog, argc, argv); 557 if (ret < 0) { 558 ret = 0; 559 goto end; 560 } 561 if (ret != 0) 562 BIO_printf(bio_err, "error in %s\n", argv[0]); 563 (void) BIO_flush(bio_err); 564 } 565 BIO_printf(bio_err, "bad exit\n"); 566 ret = 1; 567 568 end: 569 free(to_free); 570 571 if (config != NULL) { 572 NCONF_free(config); 573 config = NULL; 574 } 575 if (prog != NULL) 576 lh_FUNCTION_free(prog); 577 free(arg.data); 578 579 openssl_shutdown(); 580 581 if (bio_err != NULL) { 582 BIO_free(bio_err); 583 bio_err = NULL; 584 } 585 return (ret); 586 } 587 588 #define LIST_STANDARD_COMMANDS "list-standard-commands" 589 #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands" 590 #define LIST_MESSAGE_DIGEST_ALGORITHMS "list-message-digest-algorithms" 591 #define LIST_CIPHER_COMMANDS "list-cipher-commands" 592 #define LIST_CIPHER_ALGORITHMS "list-cipher-algorithms" 593 #define LIST_PUBLIC_KEY_ALGORITHMS "list-public-key-algorithms" 594 595 596 static int 597 do_cmd(LHASH_OF(FUNCTION) * prog, int argc, char *argv[]) 598 { 599 FUNCTION f, *fp; 600 int i, ret = 1, tp, nl; 601 602 if ((argc <= 0) || (argv[0] == NULL)) { 603 ret = 0; 604 goto end; 605 } 606 f.name = argv[0]; 607 fp = lh_FUNCTION_retrieve(prog, &f); 608 if (fp == NULL) { 609 if (EVP_get_digestbyname(argv[0])) { 610 f.type = FUNC_TYPE_MD; 611 f.func = dgst_main; 612 fp = &f; 613 } else if (EVP_get_cipherbyname(argv[0])) { 614 f.type = FUNC_TYPE_CIPHER; 615 f.func = enc_main; 616 fp = &f; 617 } 618 } 619 if (fp != NULL) { 620 ret = fp->func(argc, argv); 621 } else if ((strncmp(argv[0], "no-", 3)) == 0) { 622 BIO *bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE); 623 f.name = argv[0] + 3; 624 ret = (lh_FUNCTION_retrieve(prog, &f) != NULL); 625 if (!ret) 626 BIO_printf(bio_stdout, "%s\n", argv[0]); 627 else 628 BIO_printf(bio_stdout, "%s\n", argv[0] + 3); 629 BIO_free_all(bio_stdout); 630 goto end; 631 } else if ((strcmp(argv[0], "quit") == 0) || 632 (strcmp(argv[0], "q") == 0) || 633 (strcmp(argv[0], "exit") == 0) || 634 (strcmp(argv[0], "bye") == 0)) { 635 ret = -1; 636 goto end; 637 } else if ((strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) || 638 (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) || 639 (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) || 640 (strcmp(argv[0], LIST_CIPHER_COMMANDS) == 0) || 641 (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0) || 642 (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)) { 643 int list_type; 644 BIO *bio_stdout; 645 646 if (strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) 647 list_type = FUNC_TYPE_GENERAL; 648 else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) 649 list_type = FUNC_TYPE_MD; 650 else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) 651 list_type = FUNC_TYPE_MD_ALG; 652 else if (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0) 653 list_type = FUNC_TYPE_PKEY; 654 else if (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0) 655 list_type = FUNC_TYPE_CIPHER_ALG; 656 else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */ 657 list_type = FUNC_TYPE_CIPHER; 658 bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE); 659 660 if (list_type == FUNC_TYPE_PKEY) 661 list_pkey(bio_stdout); 662 if (list_type == FUNC_TYPE_MD_ALG) 663 list_md(bio_stdout); 664 if (list_type == FUNC_TYPE_CIPHER_ALG) 665 list_cipher(bio_stdout); 666 else { 667 for (fp = functions; fp->name != NULL; fp++) 668 if (fp->type == list_type) 669 BIO_printf(bio_stdout, "%s\n", 670 fp->name); 671 } 672 BIO_free_all(bio_stdout); 673 ret = 0; 674 goto end; 675 } else { 676 BIO_printf(bio_err, 677 "openssl:Error: '%s' is an invalid command.\n", 678 argv[0]); 679 BIO_printf(bio_err, "\nStandard commands"); 680 i = 0; 681 tp = 0; 682 for (fp = functions; fp->name != NULL; fp++) { 683 nl = 0; 684 #ifdef OPENSSL_NO_CAMELLIA 685 if (((i++) % 5) == 0) 686 #else 687 if (((i++) % 4) == 0) 688 #endif 689 { 690 BIO_printf(bio_err, "\n"); 691 nl = 1; 692 } 693 if (fp->type != tp) { 694 tp = fp->type; 695 if (!nl) 696 BIO_printf(bio_err, "\n"); 697 if (tp == FUNC_TYPE_MD) { 698 i = 1; 699 BIO_printf(bio_err, 700 "\nMessage Digest commands (see the `dgst' command for more details)\n"); 701 } else if (tp == FUNC_TYPE_CIPHER) { 702 i = 1; 703 BIO_printf(bio_err, "\nCipher commands (see the `enc' command for more details)\n"); 704 } 705 } 706 #ifdef OPENSSL_NO_CAMELLIA 707 BIO_printf(bio_err, "%-15s", fp->name); 708 #else 709 BIO_printf(bio_err, "%-18s", fp->name); 710 #endif 711 } 712 BIO_printf(bio_err, "\n\n"); 713 ret = 0; 714 } 715 end: 716 return (ret); 717 } 718 719 static int 720 SortFnByName(const void *_f1, const void *_f2) 721 { 722 const FUNCTION *f1 = _f1; 723 const FUNCTION *f2 = _f2; 724 725 if (f1->type != f2->type) 726 return f1->type - f2->type; 727 return strcmp(f1->name, f2->name); 728 } 729 730 static void 731 list_pkey(BIO * out) 732 { 733 int i; 734 735 for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) { 736 const EVP_PKEY_ASN1_METHOD *ameth; 737 int pkey_id, pkey_base_id, pkey_flags; 738 const char *pinfo, *pem_str; 739 ameth = EVP_PKEY_asn1_get0(i); 740 EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags, 741 &pinfo, &pem_str, ameth); 742 if (pkey_flags & ASN1_PKEY_ALIAS) { 743 BIO_printf(out, "Name: %s\n", 744 OBJ_nid2ln(pkey_id)); 745 BIO_printf(out, "\tType: Alias to %s\n", 746 OBJ_nid2ln(pkey_base_id)); 747 } else { 748 BIO_printf(out, "Name: %s\n", pinfo); 749 BIO_printf(out, "\tType: %s Algorithm\n", 750 pkey_flags & ASN1_PKEY_DYNAMIC ? 751 "External" : "Builtin"); 752 BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id)); 753 if (pem_str == NULL) 754 pem_str = "(none)"; 755 BIO_printf(out, "\tPEM string: %s\n", pem_str); 756 } 757 758 } 759 } 760 761 static void 762 list_cipher_fn(const EVP_CIPHER * c, const char *from, const char *to, 763 void *arg) 764 { 765 if (c) 766 BIO_printf(arg, "%s\n", EVP_CIPHER_name(c)); 767 else { 768 if (!from) 769 from = "<undefined>"; 770 if (!to) 771 to = "<undefined>"; 772 BIO_printf(arg, "%s => %s\n", from, to); 773 } 774 } 775 776 static void 777 list_cipher(BIO * out) 778 { 779 EVP_CIPHER_do_all_sorted(list_cipher_fn, out); 780 } 781 782 static void 783 list_md_fn(const EVP_MD * m, const char *from, const char *to, void *arg) 784 { 785 if (m) 786 BIO_printf(arg, "%s\n", EVP_MD_name(m)); 787 else { 788 if (!from) 789 from = "<undefined>"; 790 if (!to) 791 to = "<undefined>"; 792 BIO_printf(arg, "%s => %s\n", from, to); 793 } 794 } 795 796 static void 797 list_md(BIO * out) 798 { 799 EVP_MD_do_all_sorted(list_md_fn, out); 800 } 801 802 static int 803 function_cmp(const FUNCTION * a, const FUNCTION * b) 804 { 805 return strncmp(a->name, b->name, 8); 806 } 807 808 static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION) 809 810 static unsigned long 811 function_hash(const FUNCTION * a) 812 { 813 return lh_strhash(a->name); 814 } 815 816 static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION) 817 818 static LHASH_OF(FUNCTION) * 819 prog_init(void) 820 { 821 LHASH_OF(FUNCTION) * ret; 822 FUNCTION *f; 823 size_t i; 824 825 /* Purely so it looks nice when the user hits ? */ 826 for (i = 0, f = functions; f->name != NULL; ++f, ++i) 827 ; 828 qsort(functions, i, sizeof *functions, SortFnByName); 829 830 if ((ret = lh_FUNCTION_new()) == NULL) 831 return (NULL); 832 833 for (f = functions; f->name != NULL; f++) 834 (void) lh_FUNCTION_insert(ret, f); 835 return (ret); 836 } 837