Annotation of src/usr.bin/openssl/openssl.c, Revision 1.13
1.13 ! bcook 1: /* $OpenBSD: openssl.c,v 1.12 2015/09/14 01:45:03 doug 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: #include "progs.h"
130: #include "s_apps.h"
1.5 jsing 131:
132: #define FUNC_TYPE_GENERAL 1
133: #define FUNC_TYPE_MD 2
134: #define FUNC_TYPE_CIPHER 3
135: #define FUNC_TYPE_PKEY 4
136: #define FUNC_TYPE_MD_ALG 5
137: #define FUNC_TYPE_CIPHER_ALG 6
138:
139: typedef struct {
140: int type;
141: const char *name;
142: int (*func)(int argc, char **argv);
143: } FUNCTION;
144:
145: DECLARE_LHASH_OF(FUNCTION);
1.4 deraadt 146:
147: FUNCTION functions[] = {
148:
149: /* General functions. */
150: { FUNC_TYPE_GENERAL, "asn1parse", asn1parse_main },
151: { FUNC_TYPE_GENERAL, "ca", ca_main },
152: { FUNC_TYPE_GENERAL, "certhash", certhash_main },
153: { FUNC_TYPE_GENERAL, "ciphers", ciphers_main },
154: #ifndef OPENSSL_NO_CMS
155: { FUNC_TYPE_GENERAL, "cms", cms_main },
156: #endif
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 },
1.12 doug 219: #endif
220: #ifndef OPENSSL_NO_MD4
221: { FUNC_TYPE_MD, "md4", dgst_main },
1.4 deraadt 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: };
1.1 jsing 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:
1.10 bcook 405: setup_ui();
1.1 jsing 406: }
407:
408: static void
409: openssl_shutdown(void)
410: {
411: CONF_modules_unload(1);
1.10 bcook 412: destroy_ui();
1.1 jsing 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: bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
439: if (bio_err == NULL) {
440: fprintf(stderr, "openssl: failed to initialise bio_err\n");
1.3 bcook 441: exit(1);
442: }
443:
444: if (BIO_sock_init() != 1) {
445: BIO_printf(bio_err, "BIO_sock_init failed\n");
1.1 jsing 446: exit(1);
447: }
448:
449: CRYPTO_set_locking_callback(lock_dbg_cb);
450:
451: openssl_startup();
452:
453: /* Lets load up our environment a little */
454: p = getenv("OPENSSL_CONF");
455: if (p == NULL) {
456: p = to_free = make_config_name();
457: if (p == NULL) {
458: BIO_printf(bio_err, "error making config file name\n");
459: goto end;
460: }
461: }
462:
463: default_config_file = p;
464:
465: config = NCONF_new(NULL);
466: i = NCONF_load(config, p, &errline);
467: if (i == 0) {
468: if (ERR_GET_REASON(ERR_peek_last_error()) ==
469: CONF_R_NO_SUCH_FILE) {
470: BIO_printf(bio_err,
471: "WARNING: can't open config file: %s\n", p);
472: ERR_clear_error();
473: NCONF_free(config);
474: config = NULL;
475: } else {
476: ERR_print_errors(bio_err);
477: NCONF_free(config);
478: exit(1);
479: }
480: }
481:
482: if (!load_config(bio_err, NULL)) {
483: BIO_printf(bio_err, "failed to load configuration\n");
484: goto end;
485: }
486:
487: prog = prog_init();
488:
489: /* first check the program name */
490: program_name(argv[0], pname, sizeof pname);
491:
492: f.name = pname;
493: fp = lh_FUNCTION_retrieve(prog, &f);
494: if (fp != NULL) {
495: argv[0] = pname;
496: ret = fp->func(argc, argv);
497: goto end;
498: }
499: /*
500: * ok, now check that there are not arguments, if there are, run with
501: * them, shifting the ssleay off the front
502: */
503: if (argc != 1) {
504: argc--;
505: argv++;
506: ret = do_cmd(prog, argc, argv);
507: if (ret < 0)
508: ret = 0;
509: goto end;
510: }
511: /* ok, lets enter the old 'OpenSSL>' mode */
512:
513: for (;;) {
514: ret = 0;
515: p = buf;
516: n = sizeof buf;
517: i = 0;
518: for (;;) {
519: p[0] = '\0';
520: if (i++)
521: prompt = ">";
522: else
523: prompt = "OpenSSL> ";
524: fputs(prompt, stdout);
525: fflush(stdout);
526: if (!fgets(p, n, stdin))
527: goto end;
528: if (p[0] == '\0')
529: goto end;
530: i = strlen(p);
531: if (i <= 1)
532: break;
533: if (p[i - 2] != '\\')
534: break;
535: i -= 2;
536: p += i;
537: n -= i;
538: }
539: if (!chopup_args(&arg, buf, &argc, &argv))
540: break;
541:
542: ret = do_cmd(prog, argc, argv);
543: if (ret < 0) {
544: ret = 0;
545: goto end;
546: }
547: if (ret != 0)
548: BIO_printf(bio_err, "error in %s\n", argv[0]);
549: (void) BIO_flush(bio_err);
550: }
551: BIO_printf(bio_err, "bad exit\n");
552: ret = 1;
553:
554: end:
555: free(to_free);
556:
557: if (config != NULL) {
558: NCONF_free(config);
559: config = NULL;
560: }
561: if (prog != NULL)
562: lh_FUNCTION_free(prog);
563: free(arg.data);
564:
565: openssl_shutdown();
566:
567: if (bio_err != NULL) {
568: BIO_free(bio_err);
569: bio_err = NULL;
570: }
571: return (ret);
572: }
573:
574: #define LIST_STANDARD_COMMANDS "list-standard-commands"
575: #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
576: #define LIST_MESSAGE_DIGEST_ALGORITHMS "list-message-digest-algorithms"
577: #define LIST_CIPHER_COMMANDS "list-cipher-commands"
578: #define LIST_CIPHER_ALGORITHMS "list-cipher-algorithms"
579: #define LIST_PUBLIC_KEY_ALGORITHMS "list-public-key-algorithms"
580:
581:
582: static int
583: do_cmd(LHASH_OF(FUNCTION) * prog, int argc, char *argv[])
584: {
585: FUNCTION f, *fp;
586: int i, ret = 1, tp, nl;
587:
588: if ((argc <= 0) || (argv[0] == NULL)) {
589: ret = 0;
590: goto end;
591: }
592: f.name = argv[0];
593: fp = lh_FUNCTION_retrieve(prog, &f);
594: if (fp == NULL) {
595: if (EVP_get_digestbyname(argv[0])) {
596: f.type = FUNC_TYPE_MD;
597: f.func = dgst_main;
598: fp = &f;
599: } else if (EVP_get_cipherbyname(argv[0])) {
600: f.type = FUNC_TYPE_CIPHER;
601: f.func = enc_main;
602: fp = &f;
603: }
604: }
605: if (fp != NULL) {
606: ret = fp->func(argc, argv);
607: } else if ((strncmp(argv[0], "no-", 3)) == 0) {
608: BIO *bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
609: f.name = argv[0] + 3;
610: ret = (lh_FUNCTION_retrieve(prog, &f) != NULL);
611: if (!ret)
612: BIO_printf(bio_stdout, "%s\n", argv[0]);
613: else
614: BIO_printf(bio_stdout, "%s\n", argv[0] + 3);
615: BIO_free_all(bio_stdout);
616: goto end;
617: } else if ((strcmp(argv[0], "quit") == 0) ||
618: (strcmp(argv[0], "q") == 0) ||
619: (strcmp(argv[0], "exit") == 0) ||
620: (strcmp(argv[0], "bye") == 0)) {
621: ret = -1;
622: goto end;
623: } else if ((strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0) ||
624: (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
625: (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) ||
626: (strcmp(argv[0], LIST_CIPHER_COMMANDS) == 0) ||
627: (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0) ||
628: (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)) {
629: int list_type;
630: BIO *bio_stdout;
631:
632: if (strcmp(argv[0], LIST_STANDARD_COMMANDS) == 0)
633: list_type = FUNC_TYPE_GENERAL;
634: else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_COMMANDS) == 0)
635: list_type = FUNC_TYPE_MD;
636: else if (strcmp(argv[0], LIST_MESSAGE_DIGEST_ALGORITHMS) == 0)
637: list_type = FUNC_TYPE_MD_ALG;
638: else if (strcmp(argv[0], LIST_PUBLIC_KEY_ALGORITHMS) == 0)
639: list_type = FUNC_TYPE_PKEY;
640: else if (strcmp(argv[0], LIST_CIPHER_ALGORITHMS) == 0)
641: list_type = FUNC_TYPE_CIPHER_ALG;
642: else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
643: list_type = FUNC_TYPE_CIPHER;
644: bio_stdout = BIO_new_fp(stdout, BIO_NOCLOSE);
645:
646: if (list_type == FUNC_TYPE_PKEY)
647: list_pkey(bio_stdout);
648: if (list_type == FUNC_TYPE_MD_ALG)
649: list_md(bio_stdout);
650: if (list_type == FUNC_TYPE_CIPHER_ALG)
651: list_cipher(bio_stdout);
652: else {
653: for (fp = functions; fp->name != NULL; fp++)
654: if (fp->type == list_type)
655: BIO_printf(bio_stdout, "%s\n",
656: fp->name);
657: }
658: BIO_free_all(bio_stdout);
659: ret = 0;
660: goto end;
661: } else {
662: BIO_printf(bio_err,
663: "openssl:Error: '%s' is an invalid command.\n",
664: argv[0]);
665: BIO_printf(bio_err, "\nStandard commands");
666: i = 0;
667: tp = 0;
668: for (fp = functions; fp->name != NULL; fp++) {
669: nl = 0;
670: #ifdef OPENSSL_NO_CAMELLIA
671: if (((i++) % 5) == 0)
672: #else
673: if (((i++) % 4) == 0)
674: #endif
675: {
676: BIO_printf(bio_err, "\n");
677: nl = 1;
678: }
679: if (fp->type != tp) {
680: tp = fp->type;
681: if (!nl)
682: BIO_printf(bio_err, "\n");
683: if (tp == FUNC_TYPE_MD) {
684: i = 1;
685: BIO_printf(bio_err,
686: "\nMessage Digest commands (see the `dgst' command for more details)\n");
687: } else if (tp == FUNC_TYPE_CIPHER) {
688: i = 1;
689: BIO_printf(bio_err, "\nCipher commands (see the `enc' command for more details)\n");
690: }
691: }
692: #ifdef OPENSSL_NO_CAMELLIA
693: BIO_printf(bio_err, "%-15s", fp->name);
694: #else
695: BIO_printf(bio_err, "%-18s", fp->name);
696: #endif
697: }
698: BIO_printf(bio_err, "\n\n");
699: ret = 0;
700: }
701: end:
702: return (ret);
703: }
704:
705: static int
706: SortFnByName(const void *_f1, const void *_f2)
707: {
708: const FUNCTION *f1 = _f1;
709: const FUNCTION *f2 = _f2;
710:
711: if (f1->type != f2->type)
712: return f1->type - f2->type;
713: return strcmp(f1->name, f2->name);
714: }
715:
716: static void
717: list_pkey(BIO * out)
718: {
719: int i;
720:
721: for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
722: const EVP_PKEY_ASN1_METHOD *ameth;
723: int pkey_id, pkey_base_id, pkey_flags;
724: const char *pinfo, *pem_str;
725: ameth = EVP_PKEY_asn1_get0(i);
726: EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
727: &pinfo, &pem_str, ameth);
728: if (pkey_flags & ASN1_PKEY_ALIAS) {
729: BIO_printf(out, "Name: %s\n",
730: OBJ_nid2ln(pkey_id));
731: BIO_printf(out, "\tType: Alias to %s\n",
732: OBJ_nid2ln(pkey_base_id));
733: } else {
734: BIO_printf(out, "Name: %s\n", pinfo);
735: BIO_printf(out, "\tType: %s Algorithm\n",
736: pkey_flags & ASN1_PKEY_DYNAMIC ?
737: "External" : "Builtin");
738: BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
739: if (pem_str == NULL)
740: pem_str = "(none)";
741: BIO_printf(out, "\tPEM string: %s\n", pem_str);
742: }
743:
744: }
745: }
746:
747: static void
748: list_cipher_fn(const EVP_CIPHER * c, const char *from, const char *to,
749: void *arg)
750: {
751: if (c)
752: BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
753: else {
754: if (!from)
755: from = "<undefined>";
756: if (!to)
757: to = "<undefined>";
758: BIO_printf(arg, "%s => %s\n", from, to);
759: }
760: }
761:
762: static void
763: list_cipher(BIO * out)
764: {
765: EVP_CIPHER_do_all_sorted(list_cipher_fn, out);
766: }
767:
768: static void
769: list_md_fn(const EVP_MD * m, const char *from, const char *to, void *arg)
770: {
771: if (m)
772: BIO_printf(arg, "%s\n", EVP_MD_name(m));
773: else {
774: if (!from)
775: from = "<undefined>";
776: if (!to)
777: to = "<undefined>";
778: BIO_printf(arg, "%s => %s\n", from, to);
779: }
780: }
781:
782: static void
783: list_md(BIO * out)
784: {
785: EVP_MD_do_all_sorted(list_md_fn, out);
786: }
787:
788: static int
789: function_cmp(const FUNCTION * a, const FUNCTION * b)
790: {
791: return strncmp(a->name, b->name, 8);
792: }
793:
794: static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION)
795:
796: static unsigned long
797: function_hash(const FUNCTION * a)
798: {
799: return lh_strhash(a->name);
800: }
801:
802: static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION)
803:
804: static LHASH_OF(FUNCTION) *
805: prog_init(void)
806: {
807: LHASH_OF(FUNCTION) * ret;
808: FUNCTION *f;
809: size_t i;
810:
811: /* Purely so it looks nice when the user hits ? */
812: for (i = 0, f = functions; f->name != NULL; ++f, ++i)
813: ;
814: qsort(functions, i, sizeof *functions, SortFnByName);
815:
816: if ((ret = lh_FUNCTION_new()) == NULL)
817: return (NULL);
818:
819: for (f = functions; f->name != NULL; f++)
820: (void) lh_FUNCTION_insert(ret, f);
821: return (ret);
822: }