Annotation of src/usr.bin/openssl/openssl.c, Revision 1.4
1.4 ! deraadt 1: /* $OpenBSD: openssl.c,v 1.3 2015/03/22 10:36:22 bcook Exp $ */
1.1 jsing 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:
118: #include "apps.h"
119:
120: #include <openssl/bio.h>
121: #include <openssl/conf.h>
122: #include <openssl/crypto.h>
123: #include <openssl/err.h>
124: #include <openssl/lhash.h>
125: #include <openssl/pem.h>
126: #include <openssl/ssl.h>
127: #include <openssl/x509.h>
128:
129: #ifndef OPENSSL_NO_ENGINE
130: #include <openssl/engine.h>
131: #endif
132:
133: #include "progs.h"
134: #include "s_apps.h"
1.4 ! deraadt 135:
! 136: FUNCTION functions[] = {
! 137:
! 138: /* General functions. */
! 139: { FUNC_TYPE_GENERAL, "asn1parse", asn1parse_main },
! 140: { FUNC_TYPE_GENERAL, "ca", ca_main },
! 141: { FUNC_TYPE_GENERAL, "certhash", certhash_main },
! 142: { FUNC_TYPE_GENERAL, "ciphers", ciphers_main },
! 143: #ifndef OPENSSL_NO_CMS
! 144: { FUNC_TYPE_GENERAL, "cms", cms_main },
! 145: #endif
! 146: { FUNC_TYPE_GENERAL, "crl2pkcs7", crl2pkcs7_main },
! 147: { FUNC_TYPE_GENERAL, "crl", crl_main },
! 148: { FUNC_TYPE_GENERAL, "dgst", dgst_main },
! 149: { FUNC_TYPE_GENERAL, "enc", enc_main },
! 150: #ifndef OPENSSL_NO_ENGINE
! 151: { FUNC_TYPE_GENERAL, "engine", engine_main },
! 152: #endif
! 153: { FUNC_TYPE_GENERAL, "errstr", errstr_main },
! 154: { FUNC_TYPE_GENERAL, "genpkey", genpkey_main },
! 155: { FUNC_TYPE_GENERAL, "nseq", nseq_main },
! 156: #ifndef OPENSSL_NO_OCSP
! 157: { FUNC_TYPE_GENERAL, "ocsp", ocsp_main },
! 158: #endif
! 159: { FUNC_TYPE_GENERAL, "passwd", passwd_main },
! 160: { FUNC_TYPE_GENERAL, "pkcs7", pkcs7_main },
! 161: { FUNC_TYPE_GENERAL, "pkcs8", pkcs8_main },
! 162: #if !defined(OPENSSL_NO_DES) && !defined(OPENSSL_NO_SHA1)
! 163: { FUNC_TYPE_GENERAL, "pkcs12", pkcs12_main },
! 164: #endif
! 165: { FUNC_TYPE_GENERAL, "pkey", pkey_main },
! 166: { FUNC_TYPE_GENERAL, "pkeyparam", pkeyparam_main },
! 167: { FUNC_TYPE_GENERAL, "pkeyutl", pkeyutl_main },
! 168: { FUNC_TYPE_GENERAL, "prime", prime_main },
! 169: { FUNC_TYPE_GENERAL, "rand", rand_main },
! 170: { FUNC_TYPE_GENERAL, "req", req_main },
! 171: { FUNC_TYPE_GENERAL, "s_client", s_client_main },
! 172: { FUNC_TYPE_GENERAL, "s_server", s_server_main },
! 173: { FUNC_TYPE_GENERAL, "s_time", s_time_main },
! 174: { FUNC_TYPE_GENERAL, "sess_id", sess_id_main },
! 175: { FUNC_TYPE_GENERAL, "smime", smime_main },
! 176: #ifndef OPENSSL_NO_SPEED
! 177: { FUNC_TYPE_GENERAL, "speed", speed_main },
! 178: #endif
! 179: { FUNC_TYPE_GENERAL, "spkac", spkac_main },
! 180: { FUNC_TYPE_GENERAL, "ts", ts_main },
! 181: { FUNC_TYPE_GENERAL, "verify", verify_main },
! 182: { FUNC_TYPE_GENERAL, "version", version_main },
! 183: { FUNC_TYPE_GENERAL, "x509", x509_main },
! 184:
! 185: #ifndef OPENSSL_NO_DH
! 186: { FUNC_TYPE_GENERAL, "dh", dh_main },
! 187: { FUNC_TYPE_GENERAL, "dhparam", dhparam_main },
! 188: { FUNC_TYPE_GENERAL, "gendh", gendh_main },
! 189: #endif
! 190: #ifndef OPENSSL_NO_DSA
! 191: { FUNC_TYPE_GENERAL, "dsa", dsa_main },
! 192: { FUNC_TYPE_GENERAL, "dsaparam", dsaparam_main },
! 193: { FUNC_TYPE_GENERAL, "gendsa", gendsa_main },
! 194: #endif
! 195: #ifndef OPENSSL_NO_EC
! 196: { FUNC_TYPE_GENERAL, "ec", ec_main },
! 197: { FUNC_TYPE_GENERAL, "ecparam", ecparam_main },
! 198: #endif
! 199: #ifndef OPENSSL_NO_RSA
! 200: { FUNC_TYPE_GENERAL, "genrsa", genrsa_main },
! 201: { FUNC_TYPE_GENERAL, "rsa", rsa_main },
! 202: { FUNC_TYPE_GENERAL, "rsautl", rsautl_main },
! 203: #endif
! 204:
! 205: /* Message Digests. */
! 206: #ifndef OPENSSL_NO_GOST
! 207: { FUNC_TYPE_MD, "gost-mac", dgst_main },
! 208: { FUNC_TYPE_MD, "md_gost94", dgst_main },
! 209: { FUNC_TYPE_MD, "streebog256", dgst_main },
! 210: { FUNC_TYPE_MD, "streebog512", dgst_main },
! 211: #endif
! 212: #ifndef OPENSSL_NO_MD4
! 213: { FUNC_TYPE_MD, "md4", dgst_main },
! 214: #endif
! 215: #ifndef OPENSSL_NO_MD5
! 216: { FUNC_TYPE_MD, "md5", dgst_main },
! 217: #endif
! 218: #ifndef OPENSSL_NO_RIPEMD160
! 219: { FUNC_TYPE_MD, "ripemd160", dgst_main },
! 220: #endif
! 221: #ifndef OPENSSL_NO_SHA
! 222: { FUNC_TYPE_MD, "sha", dgst_main },
! 223: #endif
! 224: #ifndef OPENSSL_NO_SHA1
! 225: { FUNC_TYPE_MD, "sha1", dgst_main },
! 226: #endif
! 227: #ifndef OPENSSL_NO_SHA224
! 228: { FUNC_TYPE_MD, "sha224", dgst_main },
! 229: #endif
! 230: #ifndef OPENSSL_NO_SHA256
! 231: { FUNC_TYPE_MD, "sha256", dgst_main },
! 232: #endif
! 233: #ifndef OPENSSL_NO_SHA384
! 234: { FUNC_TYPE_MD, "sha384", dgst_main },
! 235: #endif
! 236: #ifndef OPENSSL_NO_SHA512
! 237: { FUNC_TYPE_MD, "sha512", dgst_main },
! 238: #endif
! 239: #ifndef OPENSSL_NO_WHIRLPOOL
! 240: { FUNC_TYPE_MD, "whirlpool", dgst_main },
! 241: #endif
! 242:
! 243: /* Ciphers. */
! 244: { FUNC_TYPE_CIPHER, "base64", enc_main },
! 245: #ifndef OPENSSL_NO_AES
! 246: { FUNC_TYPE_CIPHER, "aes-128-cbc", enc_main },
! 247: { FUNC_TYPE_CIPHER, "aes-128-ecb", enc_main },
! 248: { FUNC_TYPE_CIPHER, "aes-192-cbc", enc_main },
! 249: { FUNC_TYPE_CIPHER, "aes-192-ecb", enc_main },
! 250: { FUNC_TYPE_CIPHER, "aes-256-cbc", enc_main },
! 251: { FUNC_TYPE_CIPHER, "aes-256-ecb", enc_main },
! 252: #endif
! 253: #ifndef OPENSSL_NO_BF
! 254: { FUNC_TYPE_CIPHER, "bf", enc_main },
! 255: { FUNC_TYPE_CIPHER, "bf-cbc", enc_main },
! 256: { FUNC_TYPE_CIPHER, "bf-ecb", enc_main },
! 257: { FUNC_TYPE_CIPHER, "bf-cfb", enc_main },
! 258: { FUNC_TYPE_CIPHER, "bf-ofb", enc_main },
! 259: #endif
! 260: #ifndef OPENSSL_NO_CAMELLIA
! 261: { FUNC_TYPE_CIPHER, "camellia-128-cbc", enc_main },
! 262: { FUNC_TYPE_CIPHER, "camellia-128-ecb", enc_main },
! 263: { FUNC_TYPE_CIPHER, "camellia-192-cbc", enc_main },
! 264: { FUNC_TYPE_CIPHER, "camellia-192-ecb", enc_main },
! 265: { FUNC_TYPE_CIPHER, "camellia-256-cbc", enc_main },
! 266: { FUNC_TYPE_CIPHER, "camellia-256-ecb", enc_main },
! 267: #endif
! 268: #ifndef OPENSSL_NO_CAST
! 269: { FUNC_TYPE_CIPHER, "cast", enc_main },
! 270: { FUNC_TYPE_CIPHER, "cast5-cbc", enc_main },
! 271: { FUNC_TYPE_CIPHER, "cast5-ecb", enc_main },
! 272: { FUNC_TYPE_CIPHER, "cast5-cfb", enc_main },
! 273: { FUNC_TYPE_CIPHER, "cast5-ofb", enc_main },
! 274: { FUNC_TYPE_CIPHER, "cast-cbc", enc_main },
! 275: #endif
! 276: #ifndef OPENSSL_NO_CHACHA
! 277: { FUNC_TYPE_CIPHER, "chacha", enc_main },
! 278: #endif
! 279: #ifndef OPENSSL_NO_DES
! 280: { FUNC_TYPE_CIPHER, "des", enc_main },
! 281: { FUNC_TYPE_CIPHER, "des3", enc_main },
! 282: { FUNC_TYPE_CIPHER, "desx", enc_main },
! 283: { FUNC_TYPE_CIPHER, "des-ecb", enc_main },
! 284: { FUNC_TYPE_CIPHER, "des-ede", enc_main },
! 285: { FUNC_TYPE_CIPHER, "des-ede3", enc_main },
! 286: { FUNC_TYPE_CIPHER, "des-cbc", enc_main },
! 287: { FUNC_TYPE_CIPHER, "des-ede-cbc", enc_main },
! 288: { FUNC_TYPE_CIPHER, "des-ede3-cbc", enc_main },
! 289: { FUNC_TYPE_CIPHER, "des-cfb", enc_main },
! 290: { FUNC_TYPE_CIPHER, "des-ede-cfb", enc_main },
! 291: { FUNC_TYPE_CIPHER, "des-ede3-cfb", enc_main },
! 292: { FUNC_TYPE_CIPHER, "des-ofb", enc_main },
! 293: { FUNC_TYPE_CIPHER, "des-ede-ofb", enc_main },
! 294: { FUNC_TYPE_CIPHER, "des-ede3-ofb", enc_main },
! 295: #endif
! 296: #ifndef OPENSSL_NO_IDEA
! 297: { FUNC_TYPE_CIPHER, "idea", enc_main },
! 298: { FUNC_TYPE_CIPHER, "idea-cbc", enc_main },
! 299: { FUNC_TYPE_CIPHER, "idea-ecb", enc_main },
! 300: { FUNC_TYPE_CIPHER, "idea-cfb", enc_main },
! 301: { FUNC_TYPE_CIPHER, "idea-ofb", enc_main },
! 302: #endif
! 303: #ifndef OPENSSL_NO_RC2
! 304: { FUNC_TYPE_CIPHER, "rc2", enc_main },
! 305: { FUNC_TYPE_CIPHER, "rc2-cbc", enc_main },
! 306: { FUNC_TYPE_CIPHER, "rc2-ecb", enc_main },
! 307: { FUNC_TYPE_CIPHER, "rc2-cfb", enc_main },
! 308: { FUNC_TYPE_CIPHER, "rc2-ofb", enc_main },
! 309: { FUNC_TYPE_CIPHER, "rc2-64-cbc", enc_main },
! 310: { FUNC_TYPE_CIPHER, "rc2-40-cbc", enc_main },
! 311: #endif
! 312: #ifndef OPENSSL_NO_RC4
! 313: { FUNC_TYPE_CIPHER, "rc4", enc_main },
! 314: { FUNC_TYPE_CIPHER, "rc4-40", enc_main },
! 315: #endif
! 316: #ifndef OPENSSL_NO_RC5
! 317: { FUNC_TYPE_CIPHER, "rc5", enc_main },
! 318: { FUNC_TYPE_CIPHER, "rc5-cbc", enc_main },
! 319: { FUNC_TYPE_CIPHER, "rc5-ecb", enc_main },
! 320: { FUNC_TYPE_CIPHER, "rc5-cfb", enc_main },
! 321: { FUNC_TYPE_CIPHER, "rc5-ofb", enc_main },
! 322: #endif
! 323: #ifdef ZLIB
! 324: { FUNC_TYPE_CIPHER, "zlib", enc_main },
! 325: #endif
! 326:
! 327: { 0, NULL, NULL }
! 328: };
1.1 jsing 329:
330: static void openssl_startup(void);
331: static void openssl_shutdown(void);
332:
333: /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the
334: * base prototypes (we cast each variable inside the function to the required
335: * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper
336: * functions. */
337:
338: static LHASH_OF(FUNCTION) *prog_init(void);
339: static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]);
340: static void list_pkey(BIO * out);
341: static void list_cipher(BIO * out);
342: static void list_md(BIO * out);
343: char *default_config_file = NULL;
344:
345: CONF *config = NULL;
346: BIO *bio_err = NULL;
347:
348: static void
349: lock_dbg_cb(int mode, int type, const char *file, int line)
350: {
351: static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
352: const char *errstr = NULL;
353: int rw;
354:
355: rw = mode & (CRYPTO_READ | CRYPTO_WRITE);
356: if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE))) {
357: errstr = "invalid mode";
358: goto err;
359: }
360: if (type < 0 || type >= CRYPTO_NUM_LOCKS) {
361: errstr = "type out of bounds";
362: goto err;
363: }
364: if (mode & CRYPTO_LOCK) {
365: if (modes[type]) {
366: errstr = "already locked";
367: /*
368: * must not happen in a single-threaded program
369: * (would deadlock)
370: */
371: goto err;
372: }
373: modes[type] = rw;
374: } else if (mode & CRYPTO_UNLOCK) {
375: if (!modes[type]) {
376: errstr = "not locked";
377: goto err;
378: }
379: if (modes[type] != rw) {
380: errstr = (rw == CRYPTO_READ) ?
381: "CRYPTO_r_unlock on write lock" :
382: "CRYPTO_w_unlock on read lock";
383: }
384: modes[type] = 0;
385: } else {
386: errstr = "invalid mode";
387: goto err;
388: }
389:
390: err:
391: if (errstr) {
392: /* we cannot use bio_err here */
393: fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
394: errstr, mode, type, file, line);
395: }
396: }
397:
398: static void
399: openssl_startup(void)
400: {
401: signal(SIGPIPE, SIG_IGN);
402:
403: CRYPTO_malloc_init();
404: OpenSSL_add_all_algorithms();
405: SSL_library_init();
406: SSL_load_error_strings();
407:
408: #ifndef OPENSSL_NO_ENGINE
409: ENGINE_load_builtin_engines();
410: #endif
411:
412: setup_ui_method();
413: }
414:
415: static void
416: openssl_shutdown(void)
417: {
418: CONF_modules_unload(1);
419: destroy_ui_method();
420: OBJ_cleanup();
421: EVP_cleanup();
422:
423: #ifndef OPENSSL_NO_ENGINE
424: ENGINE_cleanup();
425: #endif
426:
427: CRYPTO_cleanup_all_ex_data();
428: ERR_remove_thread_state(NULL);
429: ERR_free_strings();
430: }
431:
432: int
433: main(int argc, char **argv)
434: {
435: ARGS arg;
436: #define PROG_NAME_SIZE 39
437: char pname[PROG_NAME_SIZE + 1];
438: FUNCTION f, *fp;
439: const char *prompt;
440: char buf[1024];
441: char *to_free = NULL;
442: int n, i, ret = 0;
443: char *p;
444: LHASH_OF(FUNCTION) * prog = NULL;
445: long errline;
446:
447: arg.data = NULL;
448: arg.count = 0;
449:
450: bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
451: if (bio_err == NULL) {
452: fprintf(stderr, "openssl: failed to initialise bio_err\n");
1.3 bcook 453: exit(1);
454: }
455:
456: if (BIO_sock_init() != 1) {
457: BIO_printf(bio_err, "BIO_sock_init failed\n");
1.1 jsing 458: exit(1);
459: }
460:
461: CRYPTO_set_locking_callback(lock_dbg_cb);
462:
463: openssl_startup();
464:
465: /* Lets load up our environment a little */
466: p = getenv("OPENSSL_CONF");
467: if (p == NULL)
468: p = getenv("SSLEAY_CONF");
469: if (p == NULL) {
470: p = to_free = make_config_name();
471: if (p == NULL) {
472: BIO_printf(bio_err, "error making config file name\n");
473: goto end;
474: }
475: }
476:
477: default_config_file = p;
478:
479: config = NCONF_new(NULL);
480: i = NCONF_load(config, p, &errline);
481: if (i == 0) {
482: if (ERR_GET_REASON(ERR_peek_last_error()) ==
483: CONF_R_NO_SUCH_FILE) {
484: BIO_printf(bio_err,
485: "WARNING: can't open config file: %s\n", p);
486: ERR_clear_error();
487: NCONF_free(config);
488: config = NULL;
489: } else {
490: ERR_print_errors(bio_err);
491: NCONF_free(config);
492: exit(1);
493: }
494: }
495:
496: if (!load_config(bio_err, NULL)) {
497: BIO_printf(bio_err, "failed to load configuration\n");
498: goto end;
499: }
500:
501: prog = prog_init();
502:
503: /* first check the program name */
504: program_name(argv[0], pname, sizeof pname);
505:
506: f.name = pname;
507: fp = lh_FUNCTION_retrieve(prog, &f);
508: if (fp != NULL) {
509: argv[0] = pname;
510: ret = fp->func(argc, argv);
511: goto end;
512: }
513: /*
514: * ok, now check that there are not arguments, if there are, run with
515: * them, shifting the ssleay off the front
516: */
517: if (argc != 1) {
518: argc--;
519: argv++;
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: }
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