1 /* $OpenBSD: openssl.c,v 1.25 2017/01/20 08:57:12 deraadt 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 { FUNC_TYPE_GENERAL, "crl2pkcs7", crl2pkcs7_main }, 158 { FUNC_TYPE_GENERAL, "crl", crl_main }, 159 { FUNC_TYPE_GENERAL, "dgst", dgst_main }, 160 { FUNC_TYPE_GENERAL, "enc", enc_main }, 161 { FUNC_TYPE_GENERAL, "errstr", errstr_main }, 162 { FUNC_TYPE_GENERAL, "genpkey", genpkey_main }, 163 { FUNC_TYPE_GENERAL, "nseq", nseq_main }, 164 #ifndef OPENSSL_NO_OCSP 165 { FUNC_TYPE_GENERAL, "ocsp", ocsp_main }, 166 #endif 167 { FUNC_TYPE_GENERAL, "passwd", passwd_main }, 168 { FUNC_TYPE_GENERAL, "pkcs7", pkcs7_main }, 169 { FUNC_TYPE_GENERAL, "pkcs8", pkcs8_main }, 170 #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1) 171 { FUNC_TYPE_GENERAL, "pkcs12", pkcs12_main }, 172 #endif 173 { FUNC_TYPE_GENERAL, "pkey", pkey_main }, 174 { FUNC_TYPE_GENERAL, "pkeyparam", pkeyparam_main }, 175 { FUNC_TYPE_GENERAL, "pkeyutl", pkeyutl_main }, 176 { FUNC_TYPE_GENERAL, "prime", prime_main }, 177 { FUNC_TYPE_GENERAL, "rand", rand_main }, 178 { FUNC_TYPE_GENERAL, "req", req_main }, 179 { FUNC_TYPE_GENERAL, "s_client", s_client_main }, 180 { FUNC_TYPE_GENERAL, "s_server", s_server_main }, 181 { FUNC_TYPE_GENERAL, "s_time", s_time_main }, 182 { FUNC_TYPE_GENERAL, "sess_id", sess_id_main }, 183 { FUNC_TYPE_GENERAL, "smime", smime_main }, 184 #ifndef OPENSSL_NO_SPEED 185 { FUNC_TYPE_GENERAL, "speed", speed_main }, 186 #endif 187 { FUNC_TYPE_GENERAL, "spkac", spkac_main }, 188 { FUNC_TYPE_GENERAL, "ts", ts_main }, 189 { FUNC_TYPE_GENERAL, "verify", verify_main }, 190 { FUNC_TYPE_GENERAL, "version", version_main }, 191 { FUNC_TYPE_GENERAL, "x509", x509_main }, 192 193 #ifndef OPENSSL_NO_DH 194 { FUNC_TYPE_GENERAL, "dh", dh_main }, 195 { FUNC_TYPE_GENERAL, "dhparam", dhparam_main }, 196 { FUNC_TYPE_GENERAL, "gendh", gendh_main }, 197 #endif 198 #ifndef OPENSSL_NO_DSA 199 { FUNC_TYPE_GENERAL, "dsa", dsa_main }, 200 { FUNC_TYPE_GENERAL, "dsaparam", dsaparam_main }, 201 { FUNC_TYPE_GENERAL, "gendsa", gendsa_main }, 202 #endif 203 #ifndef OPENSSL_NO_EC 204 { FUNC_TYPE_GENERAL, "ec", ec_main }, 205 { FUNC_TYPE_GENERAL, "ecparam", ecparam_main }, 206 #endif 207 #ifndef OPENSSL_NO_RSA 208 { FUNC_TYPE_GENERAL, "genrsa", genrsa_main }, 209 { FUNC_TYPE_GENERAL, "rsa", rsa_main }, 210 { FUNC_TYPE_GENERAL, "rsautl", rsautl_main }, 211 #endif 212 213 /* Message Digests. */ 214 #ifndef OPENSSL_NO_GOST 215 { FUNC_TYPE_MD, "gost-mac", dgst_main }, 216 { FUNC_TYPE_MD, "md_gost94", dgst_main }, 217 { FUNC_TYPE_MD, "streebog256", dgst_main }, 218 { FUNC_TYPE_MD, "streebog512", dgst_main }, 219 #endif 220 #ifndef OPENSSL_NO_MD4 221 { FUNC_TYPE_MD, "md4", dgst_main }, 222 #endif 223 #ifndef OPENSSL_NO_MD5 224 { FUNC_TYPE_MD, "md5", dgst_main }, 225 #endif 226 #ifndef OPENSSL_NO_RIPEMD160 227 { FUNC_TYPE_MD, "ripemd160", dgst_main }, 228 #endif 229 #ifndef OPENSSL_NO_SHA1 230 { FUNC_TYPE_MD, "sha1", dgst_main }, 231 #endif 232 #ifndef OPENSSL_NO_SHA224 233 { FUNC_TYPE_MD, "sha224", dgst_main }, 234 #endif 235 #ifndef OPENSSL_NO_SHA256 236 { FUNC_TYPE_MD, "sha256", dgst_main }, 237 #endif 238 #ifndef OPENSSL_NO_SHA384 239 { FUNC_TYPE_MD, "sha384", dgst_main }, 240 #endif 241 #ifndef OPENSSL_NO_SHA512 242 { FUNC_TYPE_MD, "sha512", dgst_main }, 243 #endif 244 #ifndef OPENSSL_NO_WHIRLPOOL 245 { FUNC_TYPE_MD, "whirlpool", dgst_main }, 246 #endif 247 248 /* Ciphers. */ 249 { FUNC_TYPE_CIPHER, "base64", enc_main }, 250 #ifndef OPENSSL_NO_AES 251 { FUNC_TYPE_CIPHER, "aes-128-cbc", enc_main }, 252 { FUNC_TYPE_CIPHER, "aes-128-ecb", enc_main }, 253 { FUNC_TYPE_CIPHER, "aes-192-cbc", enc_main }, 254 { FUNC_TYPE_CIPHER, "aes-192-ecb", enc_main }, 255 { FUNC_TYPE_CIPHER, "aes-256-cbc", enc_main }, 256 { FUNC_TYPE_CIPHER, "aes-256-ecb", enc_main }, 257 #endif 258 #ifndef OPENSSL_NO_BF 259 { FUNC_TYPE_CIPHER, "bf", enc_main }, 260 { FUNC_TYPE_CIPHER, "bf-cbc", enc_main }, 261 { FUNC_TYPE_CIPHER, "bf-ecb", enc_main }, 262 { FUNC_TYPE_CIPHER, "bf-cfb", enc_main }, 263 { FUNC_TYPE_CIPHER, "bf-ofb", enc_main }, 264 #endif 265 #ifndef OPENSSL_NO_CAMELLIA 266 { FUNC_TYPE_CIPHER, "camellia-128-cbc", enc_main }, 267 { FUNC_TYPE_CIPHER, "camellia-128-ecb", enc_main }, 268 { FUNC_TYPE_CIPHER, "camellia-192-cbc", enc_main }, 269 { FUNC_TYPE_CIPHER, "camellia-192-ecb", enc_main }, 270 { FUNC_TYPE_CIPHER, "camellia-256-cbc", enc_main }, 271 { FUNC_TYPE_CIPHER, "camellia-256-ecb", enc_main }, 272 #endif 273 #ifndef OPENSSL_NO_CAST 274 { FUNC_TYPE_CIPHER, "cast", enc_main }, 275 { FUNC_TYPE_CIPHER, "cast5-cbc", enc_main }, 276 { FUNC_TYPE_CIPHER, "cast5-ecb", enc_main }, 277 { FUNC_TYPE_CIPHER, "cast5-cfb", enc_main }, 278 { FUNC_TYPE_CIPHER, "cast5-ofb", enc_main }, 279 { FUNC_TYPE_CIPHER, "cast-cbc", enc_main }, 280 #endif 281 #ifndef OPENSSL_NO_CHACHA 282 { FUNC_TYPE_CIPHER, "chacha", enc_main }, 283 #endif 284 #ifndef OPENSSL_NO_DES 285 { FUNC_TYPE_CIPHER, "des", enc_main }, 286 { FUNC_TYPE_CIPHER, "des3", enc_main }, 287 { FUNC_TYPE_CIPHER, "desx", enc_main }, 288 { FUNC_TYPE_CIPHER, "des-ecb", enc_main }, 289 { FUNC_TYPE_CIPHER, "des-ede", enc_main }, 290 { FUNC_TYPE_CIPHER, "des-ede3", enc_main }, 291 { FUNC_TYPE_CIPHER, "des-cbc", enc_main }, 292 { FUNC_TYPE_CIPHER, "des-ede-cbc", enc_main }, 293 { FUNC_TYPE_CIPHER, "des-ede3-cbc", enc_main }, 294 { FUNC_TYPE_CIPHER, "des-cfb", enc_main }, 295 { FUNC_TYPE_CIPHER, "des-ede-cfb", enc_main }, 296 { FUNC_TYPE_CIPHER, "des-ede3-cfb", enc_main }, 297 { FUNC_TYPE_CIPHER, "des-ofb", enc_main }, 298 { FUNC_TYPE_CIPHER, "des-ede-ofb", enc_main }, 299 { FUNC_TYPE_CIPHER, "des-ede3-ofb", enc_main }, 300 #endif 301 #ifndef OPENSSL_NO_IDEA 302 { FUNC_TYPE_CIPHER, "idea", enc_main }, 303 { FUNC_TYPE_CIPHER, "idea-cbc", enc_main }, 304 { FUNC_TYPE_CIPHER, "idea-ecb", enc_main }, 305 { FUNC_TYPE_CIPHER, "idea-cfb", enc_main }, 306 { FUNC_TYPE_CIPHER, "idea-ofb", enc_main }, 307 #endif 308 #ifndef OPENSSL_NO_RC2 309 { FUNC_TYPE_CIPHER, "rc2", enc_main }, 310 { FUNC_TYPE_CIPHER, "rc2-cbc", enc_main }, 311 { FUNC_TYPE_CIPHER, "rc2-ecb", enc_main }, 312 { FUNC_TYPE_CIPHER, "rc2-cfb", enc_main }, 313 { FUNC_TYPE_CIPHER, "rc2-ofb", enc_main }, 314 { FUNC_TYPE_CIPHER, "rc2-64-cbc", enc_main }, 315 { FUNC_TYPE_CIPHER, "rc2-40-cbc", enc_main }, 316 #endif 317 #ifndef OPENSSL_NO_RC4 318 { FUNC_TYPE_CIPHER, "rc4", enc_main }, 319 { FUNC_TYPE_CIPHER, "rc4-40", enc_main }, 320 #endif 321 #ifdef ZLIB 322 { FUNC_TYPE_CIPHER, "zlib", enc_main }, 323 #endif 324 325 { 0, NULL, NULL } 326 }; 327 328 static void openssl_startup(void); 329 static void openssl_shutdown(void); 330 331 /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the 332 * base prototypes (we cast each variable inside the function to the required 333 * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper 334 * functions. */ 335 336 static LHASH_OF(FUNCTION) *prog_init(void); 337 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]); 338 static void list_pkey(BIO * out); 339 static void list_cipher(BIO * out); 340 static void list_md(BIO * out); 341 char *default_config_file = NULL; 342 343 CONF *config = NULL; 344 BIO *bio_err = NULL; 345 346 static void 347 lock_dbg_cb(int mode, int type, const char *file, int line) 348 { 349 static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */ 350 const char *errstr = NULL; 351 int rw; 352 353 rw = mode & (CRYPTO_READ | CRYPTO_WRITE); 354 if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) { 355 errstr = "invalid mode"; 356 goto err; 357 } 358 if (type < 0 || type >= CRYPTO_NUM_LOCKS) { 359 errstr = "type out of bounds"; 360 goto err; 361 } 362 if (mode & CRYPTO_LOCK) { 363 if (modes[type]) { 364 errstr = "already locked"; 365 /* 366 * must not happen in a single-threaded program 367 * (would deadlock) 368 */ 369 goto err; 370 } 371 modes[type] = rw; 372 } else if (mode & CRYPTO_UNLOCK) { 373 if (!modes[type]) { 374 errstr = "not locked"; 375 goto err; 376 } 377 if (modes[type] != rw) { 378 errstr = (rw == CRYPTO_READ) ? 379 "CRYPTO_r_unlock on write lock" : 380 "CRYPTO_w_unlock on read lock"; 381 } 382 modes[type] = 0; 383 } else { 384 errstr = "invalid mode"; 385 goto err; 386 } 387 388 err: 389 if (errstr) { 390 /* we cannot use bio_err here */ 391 fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n", 392 errstr, mode, type, file, line); 393 } 394 } 395 396 static void 397 openssl_startup(void) 398 { 399 signal(SIGPIPE, SIG_IGN); 400 401 OpenSSL_add_all_algorithms(); 402 SSL_library_init(); 403 SSL_load_error_strings(); 404 405 setup_ui(); 406 } 407 408 static void 409 openssl_shutdown(void) 410 { 411 CONF_modules_unload(1); 412 destroy_ui(); 413 OBJ_cleanup(); 414 EVP_cleanup(); 415 CRYPTO_cleanup_all_ex_data(); 416 ERR_remove_thread_state(NULL); 417 ERR_free_strings(); 418 } 419 420 int 421 main(int argc, char **argv) 422 { 423 ARGS arg; 424 #define PROG_NAME_SIZE 39 425 char pname[PROG_NAME_SIZE + 1]; 426 FUNCTION f, *fp; 427 const char *prompt; 428 char buf[1024]; 429 char *to_free = NULL; 430 int n, i, ret = 0; 431 char *p; 432 LHASH_OF(FUNCTION) * prog = NULL; 433 long errline; 434 435 arg.data = NULL; 436 arg.count = 0; 437 438 if (pledge("stdio cpath wpath rpath inet dns proc flock tty", NULL) == -1) { 439 fprintf(stderr, "openssl: pledge: %s\n", strerror(errno)); 440 exit(1); 441 } 442 443 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); 444 if (bio_err == NULL) { 445 fprintf(stderr, "openssl: failed to initialise bio_err\n"); 446 exit(1); 447 } 448 449 if (BIO_sock_init() != 1) { 450 BIO_printf(bio_err, "BIO_sock_init failed\n"); 451 exit(1); 452 } 453 454 CRYPTO_set_locking_callback(lock_dbg_cb); 455 456 openssl_startup(); 457 458 /* Lets load up our environment a little */ 459 p = getenv("OPENSSL_CONF"); 460 if (p == NULL) { 461 p = to_free = make_config_name(); 462 if (p == NULL) { 463 BIO_printf(bio_err, "error making config file name\n"); 464 goto end; 465 } 466 } 467 468 default_config_file = p; 469 470 config = NCONF_new(NULL); 471 i = NCONF_load(config, p, &errline); 472 if (i == 0) { 473 if (ERR_GET_REASON(ERR_peek_last_error()) == 474 CONF_R_NO_SUCH_FILE) { 475 BIO_printf(bio_err, 476 "WARNING: can't open config file: %s\n", p); 477 ERR_clear_error(); 478 NCONF_free(config); 479 config = NULL; 480 } else { 481 ERR_print_errors(bio_err); 482 NCONF_free(config); 483 exit(1); 484 } 485 } 486 487 if (!load_config(bio_err, NULL)) { 488 BIO_printf(bio_err, "failed to load configuration\n"); 489 goto end; 490 } 491 492 prog = prog_init(); 493 494 /* first check the program name */ 495 program_name(argv[0], pname, sizeof pname); 496 497 f.name = pname; 498 fp = lh_FUNCTION_retrieve(prog, &f); 499 if (fp != NULL) { 500 argv[0] = pname; 501 502 single_execution = 1; 503 ret = fp->func(argc, argv); 504 goto end; 505 } 506 /* 507 * ok, now check that there are not arguments, if there are, run with 508 * them, shifting the ssleay off the front 509 */ 510 if (argc != 1) { 511 argc--; 512 argv++; 513 514 single_execution = 1; 515 ret = do_cmd(prog, argc, argv); 516 if (ret < 0) 517 ret = 0; 518 goto end; 519 } 520 /* ok, lets enter the old 'OpenSSL>' mode */ 521 522 for (;;) { 523 ret = 0; 524 p = buf; 525 n = sizeof buf; 526 i = 0; 527 for (;;) { 528 p[0] = '\0'; 529 if (i++) 530 prompt = ">"; 531 else 532 prompt = "OpenSSL> "; 533 fputs(prompt, stdout); 534 fflush(stdout); 535 if (!fgets(p, n, stdin)) 536 goto end; 537 if (p[0] == '\0') 538 goto end; 539 i = strlen(p); 540 if (i <= 1) 541 break; 542 if (p[i - 2] != '\\') 543 break; 544 i -= 2; 545 p += i; 546 n -= i; 547 } 548 if (!chopup_args(&arg, buf, &argc, &argv)) 549 break; 550 551 ret = do_cmd(prog, argc, argv); 552 if (ret < 0) { 553 ret = 0; 554 goto end; 555 } 556 if (ret != 0) 557 BIO_printf(bio_err, "error in %s\n", argv[0]); 558 (void) BIO_flush(bio_err); 559 } 560 BIO_printf(bio_err, "bad exit\n"); 561 ret = 1; 562 563 end: 564 free(to_free); 565 566 if (config != NULL) { 567 NCONF_free(config); 568 config = NULL; 569 } 570 if (prog != NULL) 571 lh_FUNCTION_free(prog); 572 free(arg.data); 573 574 openssl_shutdown(); 575 576 if (bio_err != NULL) { 577 BIO_free(bio_err); 578 bio_err = NULL; 579 } 580 return (ret); 581 } 582 583 #define LIST_STANDARD_COMMANDS "list-standard-commands" 584 #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands" 585 #define LIST_MESSAGE_DIGEST_ALGORITHMS "list-message-digest-algorithms" 586 #define LIST_CIPHER_COMMANDS "list-cipher-commands" 587 #define LIST_CIPHER_ALGORITHMS "list-cipher-algorithms" 588 #define LIST_PUBLIC_KEY_ALGORITHMS "list-public-key-algorithms" 589 590 591 static int 592 do_cmd(LHASH_OF(FUNCTION) * prog, int argc, char *argv[]) 593 { 594 FUNCTION f, *fp; 595 int i, ret = 1, tp, nl; 596 597 if ((argc <= 0) || (argv[0] == NULL)) { 598 ret = 0; 599 goto end; 600 } 601 f.name = argv[0]; 602 fp = lh_FUNCTION_retrieve(prog, &f); 603 if (fp == NULL) { 604 if (EVP_get_digestbyname(argv[0])) { 605 f.type = FUNC_TYPE_MD; 606 f.func = dgst_main; 607 fp = &f; 608 } else if (EVP_get_cipherbyname(argv[0])) { 609 f.type = FUNC_TYPE_CIPHER; 610 f.func = enc_main; 611 fp = &f; 612 } 613 } 614 if (fp != NULL) { 615 ret = fp->func(argc, argv); 616 } else if ((strncmp(argv[0], "no-", 3)) == 0) { 617 BIO *bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE); 618 f.name = argv[0] + 3; 619 ret = (lh_FUNCTION_retrieve(prog, &f) != NULL); 620 if (!ret) 621 BIO_printf(bio_stdout, "%s\n", argv[0]); 622 else 623 BIO_printf(bio_stdout, "%s\n", argv[0] + 3); 624 BIO_free_all(bio_stdout); 625 goto end; 626 } else if ((strcmp(argv[0], "quit") == 0) || 627 (strcmp(argv[0], "q") == 0) || 628 (strcmp(argv[0], "exit") == 0) || 629 (strcmp(argv[0], "bye") == 0)) { 630 ret = -1; 631 goto end; 632 } else if ((strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) || 633 (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) || 634 (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) || 635 (strcmp(argv[0], LIST_CIPHER_COMMANDS) == 0) || 636 (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0) || 637 (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)) { 638 int list_type; 639 BIO *bio_stdout; 640 641 if (strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) 642 list_type = FUNC_TYPE_GENERAL; 643 else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) 644 list_type = FUNC_TYPE_MD; 645 else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) 646 list_type = FUNC_TYPE_MD_ALG; 647 else if (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0) 648 list_type = FUNC_TYPE_PKEY; 649 else if (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0) 650 list_type = FUNC_TYPE_CIPHER_ALG; 651 else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */ 652 list_type = FUNC_TYPE_CIPHER; 653 bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE); 654 655 if (list_type == FUNC_TYPE_PKEY) 656 list_pkey(bio_stdout); 657 if (list_type == FUNC_TYPE_MD_ALG) 658 list_md(bio_stdout); 659 if (list_type == FUNC_TYPE_CIPHER_ALG) 660 list_cipher(bio_stdout); 661 else { 662 for (fp = functions; fp->name != NULL; fp++) 663 if (fp->type == list_type) 664 BIO_printf(bio_stdout, "%s\n", 665 fp->name); 666 } 667 BIO_free_all(bio_stdout); 668 ret = 0; 669 goto end; 670 } else { 671 BIO_printf(bio_err, 672 "openssl:Error: '%s' is an invalid command.\n", 673 argv[0]); 674 BIO_printf(bio_err, "\nStandard commands"); 675 i = 0; 676 tp = 0; 677 for (fp = functions; fp->name != NULL; fp++) { 678 nl = 0; 679 #ifdef OPENSSL_NO_CAMELLIA 680 if (((i++) % 5) == 0) 681 #else 682 if (((i++) % 4) == 0) 683 #endif 684 { 685 BIO_printf(bio_err, "\n"); 686 nl = 1; 687 } 688 if (fp->type != tp) { 689 tp = fp->type; 690 if (!nl) 691 BIO_printf(bio_err, "\n"); 692 if (tp == FUNC_TYPE_MD) { 693 i = 1; 694 BIO_printf(bio_err, 695 "\nMessage Digest commands (see the `dgst' command for more details)\n"); 696 } else if (tp == FUNC_TYPE_CIPHER) { 697 i = 1; 698 BIO_printf(bio_err, "\nCipher commands (see the `enc' command for more details)\n"); 699 } 700 } 701 #ifdef OPENSSL_NO_CAMELLIA 702 BIO_printf(bio_err, "%-15s", fp->name); 703 #else 704 BIO_printf(bio_err, "%-18s", fp->name); 705 #endif 706 } 707 BIO_printf(bio_err, "\n\n"); 708 ret = 0; 709 } 710 end: 711 return (ret); 712 } 713 714 static int 715 SortFnByName(const void *_f1, const void *_f2) 716 { 717 const FUNCTION *f1 = _f1; 718 const FUNCTION *f2 = _f2; 719 720 if (f1->type != f2->type) 721 return f1->type - f2->type; 722 return strcmp(f1->name, f2->name); 723 } 724 725 static void 726 list_pkey(BIO * out) 727 { 728 int i; 729 730 for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) { 731 const EVP_PKEY_ASN1_METHOD *ameth; 732 int pkey_id, pkey_base_id, pkey_flags; 733 const char *pinfo, *pem_str; 734 ameth = EVP_PKEY_asn1_get0(i); 735 EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags, 736 &pinfo, &pem_str, ameth); 737 if (pkey_flags & ASN1_PKEY_ALIAS) { 738 BIO_printf(out, "Name: %s\n", 739 OBJ_nid2ln(pkey_id)); 740 BIO_printf(out, "\tType: Alias to %s\n", 741 OBJ_nid2ln(pkey_base_id)); 742 } else { 743 BIO_printf(out, "Name: %s\n", pinfo); 744 BIO_printf(out, "\tType: %s Algorithm\n", 745 pkey_flags & ASN1_PKEY_DYNAMIC ? 746 "External" : "Builtin"); 747 BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id)); 748 if (pem_str == NULL) 749 pem_str = "(none)"; 750 BIO_printf(out, "\tPEM string: %s\n", pem_str); 751 } 752 753 } 754 } 755 756 static void 757 list_cipher_fn(const EVP_CIPHER * c, const char *from, const char *to, 758 void *arg) 759 { 760 if (c) 761 BIO_printf(arg, "%s\n", EVP_CIPHER_name(c)); 762 else { 763 if (!from) 764 from = "<undefined>"; 765 if (!to) 766 to = "<undefined>"; 767 BIO_printf(arg, "%s => %s\n", from, to); 768 } 769 } 770 771 static void 772 list_cipher(BIO * out) 773 { 774 EVP_CIPHER_do_all_sorted(list_cipher_fn, out); 775 } 776 777 static void 778 list_md_fn(const EVP_MD * m, const char *from, const char *to, void *arg) 779 { 780 if (m) 781 BIO_printf(arg, "%s\n", EVP_MD_name(m)); 782 else { 783 if (!from) 784 from = "<undefined>"; 785 if (!to) 786 to = "<undefined>"; 787 BIO_printf(arg, "%s => %s\n", from, to); 788 } 789 } 790 791 static void 792 list_md(BIO * out) 793 { 794 EVP_MD_do_all_sorted(list_md_fn, out); 795 } 796 797 static int 798 function_cmp(const FUNCTION * a, const FUNCTION * b) 799 { 800 return strncmp(a->name, b->name, 8); 801 } 802 803 static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION) 804 805 static unsigned long 806 function_hash(const FUNCTION * a) 807 { 808 return lh_strhash(a->name); 809 } 810 811 static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION) 812 813 static LHASH_OF(FUNCTION) * 814 prog_init(void) 815 { 816 LHASH_OF(FUNCTION) * ret; 817 FUNCTION *f; 818 size_t i; 819 820 /* Purely so it looks nice when the user hits ? */ 821 for (i = 0, f = functions; f->name != NULL; ++f, ++i) 822 ; 823 qsort(functions, i, sizeof *functions, SortFnByName); 824 825 if ((ret = lh_FUNCTION_new()) == NULL) 826 return (NULL); 827 828 for (f = functions; f->name != NULL; f++) 829 (void) lh_FUNCTION_insert(ret, f); 830 return (ret); 831 } 832