xref: /freebsd/crypto/openssl/apps/openssl.c (revision 87c1627502a5dde91e5284118eec8682b60f27a2)
1 /* apps/openssl.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
3  * All rights reserved.
4  *
5  * This package is an SSL implementation written
6  * by Eric Young (eay@cryptsoft.com).
7  * The implementation was written so as to conform with Netscapes SSL.
8  *
9  * This library is free for commercial and non-commercial use as long as
10  * the following conditions are aheared to.  The following conditions
11  * apply to all code found in this distribution, be it the RC4, RSA,
12  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
13  * included with this distribution is covered by the same copyright terms
14  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
15  *
16  * Copyright remains Eric Young's, and as such any Copyright notices in
17  * the code are not to be removed.
18  * If this package is used in a product, Eric Young should be given attribution
19  * as the author of the parts of the library used.
20  * This can be in the form of a textual message at program startup or
21  * in documentation (online or textual) provided with the package.
22  *
23  * Redistribution and use in source and binary forms, with or without
24  * modification, are permitted provided that the following conditions
25  * are met:
26  * 1. Redistributions of source code must retain the copyright
27  *    notice, this list of conditions and the following disclaimer.
28  * 2. Redistributions in binary form must reproduce the above copyright
29  *    notice, this list of conditions and the following disclaimer in the
30  *    documentation and/or other materials provided with the distribution.
31  * 3. All advertising materials mentioning features or use of this software
32  *    must display the following acknowledgement:
33  *    "This product includes cryptographic software written by
34  *     Eric Young (eay@cryptsoft.com)"
35  *    The word 'cryptographic' can be left out if the rouines from the library
36  *    being used are not cryptographic related :-).
37  * 4. If you include any Windows specific code (or a derivative thereof) from
38  *    the apps directory (application code) you must include an acknowledgement:
39  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
40  *
41  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
51  * SUCH DAMAGE.
52  *
53  * The licence and distribution terms for any publically available version or
54  * derivative of this code cannot be changed.  i.e. this code cannot simply be
55  * copied and put under another distribution licence
56  * [including the GNU Public Licence.]
57  */
58 /* ====================================================================
59  * Copyright (c) 1998-2006 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 
113 #include <stdio.h>
114 #include <string.h>
115 #include <stdlib.h>
116 #define OPENSSL_C /* tells apps.h to use complete apps_startup() */
117 #include "apps.h"
118 #include <openssl/bio.h>
119 #include <openssl/crypto.h>
120 #include <openssl/lhash.h>
121 #include <openssl/conf.h>
122 #include <openssl/x509.h>
123 #include <openssl/pem.h>
124 #include <openssl/ssl.h>
125 #ifndef OPENSSL_NO_ENGINE
126 #include <openssl/engine.h>
127 #endif
128 #define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */
129 #include "progs.h"
130 #include "s_apps.h"
131 #include <openssl/err.h>
132 #ifdef OPENSSL_FIPS
133 #include <openssl/fips.h>
134 #endif
135 
136 /* The LHASH callbacks ("hash" & "cmp") have been replaced by functions with the
137  * base prototypes (we cast each variable inside the function to the required
138  * type of "FUNCTION*"). This removes the necessity for macro-generated wrapper
139  * functions. */
140 
141 static LHASH_OF(FUNCTION) *prog_init(void );
142 static int do_cmd(LHASH_OF(FUNCTION) *prog,int argc,char *argv[]);
143 static void list_pkey(BIO *out);
144 static void list_cipher(BIO *out);
145 static void list_md(BIO *out);
146 char *default_config_file=NULL;
147 
148 /* Make sure there is only one when MONOLITH is defined */
149 #ifdef MONOLITH
150 CONF *config=NULL;
151 BIO *bio_err=NULL;
152 #endif
153 
154 
155 static void lock_dbg_cb(int mode, int type, const char *file, int line)
156 	{
157 	static int modes[CRYPTO_NUM_LOCKS]; /* = {0, 0, ... } */
158 	const char *errstr = NULL;
159 	int rw;
160 
161 	rw = mode & (CRYPTO_READ|CRYPTO_WRITE);
162 	if (!((rw == CRYPTO_READ) || (rw == CRYPTO_WRITE)))
163 		{
164 		errstr = "invalid mode";
165 		goto err;
166 		}
167 
168 	if (type < 0 || type >= CRYPTO_NUM_LOCKS)
169 		{
170 		errstr = "type out of bounds";
171 		goto err;
172 		}
173 
174 	if (mode & CRYPTO_LOCK)
175 		{
176 		if (modes[type])
177 			{
178 			errstr = "already locked";
179 			/* must not happen in a single-threaded program
180 			 * (would deadlock) */
181 			goto err;
182 			}
183 
184 		modes[type] = rw;
185 		}
186 	else if (mode & CRYPTO_UNLOCK)
187 		{
188 		if (!modes[type])
189 			{
190 			errstr = "not locked";
191 			goto err;
192 			}
193 
194 		if (modes[type] != rw)
195 			{
196 			errstr = (rw == CRYPTO_READ) ?
197 				"CRYPTO_r_unlock on write lock" :
198 				"CRYPTO_w_unlock on read lock";
199 			}
200 
201 		modes[type] = 0;
202 		}
203 	else
204 		{
205 		errstr = "invalid mode";
206 		goto err;
207 		}
208 
209  err:
210 	if (errstr)
211 		{
212 		/* we cannot use bio_err here */
213 		fprintf(stderr, "openssl (lock_dbg_cb): %s (mode=%d, type=%d) at %s:%d\n",
214 			errstr, mode, type, file, line);
215 		}
216 	}
217 
218 #if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
219 # define ARGV _Argv
220 #else
221 # define ARGV Argv
222 #endif
223 
224 int main(int Argc, char *ARGV[])
225 	{
226 	ARGS arg;
227 #define PROG_NAME_SIZE	39
228 	char pname[PROG_NAME_SIZE+1];
229 	FUNCTION f,*fp;
230 	MS_STATIC const char *prompt;
231 	MS_STATIC char buf[1024];
232 	char *to_free=NULL;
233 	int n,i,ret=0;
234 	int argc;
235 	char **argv,*p;
236 	LHASH_OF(FUNCTION) *prog=NULL;
237 	long errline;
238 
239 #if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
240 	/* 2011-03-22 SMS.
241 	 * If we have 32-bit pointers everywhere, then we're safe, and
242 	 * we bypass this mess, as on non-VMS systems.  (See ARGV,
243 	 * above.)
244 	 * Problem 1: Compaq/HP C before V7.3 always used 32-bit
245 	 * pointers for argv[].
246 	 * Fix 1: For a 32-bit argv[], when we're using 64-bit pointers
247 	 * everywhere else, we always allocate and use a 64-bit
248 	 * duplicate of argv[].
249 	 * Problem 2: Compaq/HP C V7.3 (Alpha, IA64) before ECO1 failed
250 	 * to NULL-terminate a 64-bit argv[].  (As this was written, the
251 	 * compiler ECO was available only on IA64.)
252 	 * Fix 2: Unless advised not to (VMS_TRUST_ARGV), we test a
253 	 * 64-bit argv[argc] for NULL, and, if necessary, use a
254 	 * (properly) NULL-terminated (64-bit) duplicate of argv[].
255 	 * The same code is used in either case to duplicate argv[].
256 	 * Some of these decisions could be handled in preprocessing,
257 	 * but the code tends to get even uglier, and the penalty for
258 	 * deciding at compile- or run-time is tiny.
259 	 */
260 	char **Argv = NULL;
261 	int free_Argv = 0;
262 
263 	if ((sizeof( _Argv) < 8)        /* 32-bit argv[]. */
264 # if !defined( VMS_TRUST_ARGV)
265 	 || (_Argv[ Argc] != NULL)      /* Untrusted argv[argc] not NULL. */
266 # endif
267 		)
268 		{
269 		int i;
270 		Argv = OPENSSL_malloc( (Argc+ 1)* sizeof( char *));
271 		if (Argv == NULL)
272 			{ ret = -1; goto end; }
273 		for(i = 0; i < Argc; i++)
274 			Argv[i] = _Argv[i];
275 		Argv[ Argc] = NULL;     /* Certain NULL termination. */
276 		free_Argv = 1;
277 		}
278 	else
279 		{
280 		/* Use the known-good 32-bit argv[] (which needs the
281 		 * type cast to satisfy the compiler), or the trusted or
282 		 * tested-good 64-bit argv[] as-is. */
283 		Argv = (char **)_Argv;
284 		}
285 #endif /* defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64) */
286 
287 	arg.data=NULL;
288 	arg.count=0;
289 
290 	if (bio_err == NULL)
291 		if ((bio_err=BIO_new(BIO_s_file())) != NULL)
292 			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
293 
294 	if (getenv("OPENSSL_DEBUG_MEMORY") != NULL) /* if not defined, use compiled-in library defaults */
295 		{
296 		if (!(0 == strcmp(getenv("OPENSSL_DEBUG_MEMORY"), "off")))
297 			{
298 			CRYPTO_malloc_debug_init();
299 			CRYPTO_set_mem_debug_options(V_CRYPTO_MDEBUG_ALL);
300 			}
301 		else
302 			{
303 			/* OPENSSL_DEBUG_MEMORY=off */
304 			CRYPTO_set_mem_debug_functions(0, 0, 0, 0, 0);
305 			}
306 		}
307 	CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
308 
309 #if 0
310 	if (getenv("OPENSSL_DEBUG_LOCKING") != NULL)
311 #endif
312 		{
313 		CRYPTO_set_locking_callback(lock_dbg_cb);
314 		}
315 
316 	if(getenv("OPENSSL_FIPS")) {
317 #ifdef OPENSSL_FIPS
318 		if (!FIPS_mode_set(1)) {
319 			ERR_load_crypto_strings();
320 			ERR_print_errors(BIO_new_fp(stderr,BIO_NOCLOSE));
321 			EXIT(1);
322 		}
323 #else
324 		fprintf(stderr, "FIPS mode not supported.\n");
325 		EXIT(1);
326 #endif
327 		}
328 
329 	apps_startup();
330 
331 	/* Lets load up our environment a little */
332 	p=getenv("OPENSSL_CONF");
333 	if (p == NULL)
334 		p=getenv("SSLEAY_CONF");
335 	if (p == NULL)
336 		p=to_free=make_config_name();
337 
338 	default_config_file=p;
339 
340 	config=NCONF_new(NULL);
341 	i=NCONF_load(config,p,&errline);
342 	if (i == 0)
343 		{
344 		if (ERR_GET_REASON(ERR_peek_last_error())
345 		    == CONF_R_NO_SUCH_FILE)
346 			{
347 			BIO_printf(bio_err,
348 				   "WARNING: can't open config file: %s\n",p);
349 			ERR_clear_error();
350 			NCONF_free(config);
351 			config = NULL;
352 			}
353 		else
354 			{
355 			ERR_print_errors(bio_err);
356 			NCONF_free(config);
357 			exit(1);
358 			}
359 		}
360 
361 	prog=prog_init();
362 
363 	/* first check the program name */
364 	program_name(Argv[0],pname,sizeof pname);
365 
366 	f.name=pname;
367 	fp=lh_FUNCTION_retrieve(prog,&f);
368 	if (fp != NULL)
369 		{
370 		Argv[0]=pname;
371 		ret=fp->func(Argc,Argv);
372 		goto end;
373 		}
374 
375 	/* ok, now check that there are not arguments, if there are,
376 	 * run with them, shifting the ssleay off the front */
377 	if (Argc != 1)
378 		{
379 		Argc--;
380 		Argv++;
381 		ret=do_cmd(prog,Argc,Argv);
382 		if (ret < 0) ret=0;
383 		goto end;
384 		}
385 
386 	/* ok, lets enter the old 'OpenSSL>' mode */
387 
388 	for (;;)
389 		{
390 		ret=0;
391 		p=buf;
392 		n=sizeof buf;
393 		i=0;
394 		for (;;)
395 			{
396 			p[0]='\0';
397 			if (i++)
398 				prompt=">";
399 			else	prompt="OpenSSL> ";
400 			fputs(prompt,stdout);
401 			fflush(stdout);
402 			if (!fgets(p,n,stdin))
403 				goto end;
404 			if (p[0] == '\0') goto end;
405 			i=strlen(p);
406 			if (i <= 1) break;
407 			if (p[i-2] != '\\') break;
408 			i-=2;
409 			p+=i;
410 			n-=i;
411 			}
412 		if (!chopup_args(&arg,buf,&argc,&argv)) break;
413 
414 		ret=do_cmd(prog,argc,argv);
415 		if (ret < 0)
416 			{
417 			ret=0;
418 			goto end;
419 			}
420 		if (ret != 0)
421 			BIO_printf(bio_err,"error in %s\n",argv[0]);
422 		(void)BIO_flush(bio_err);
423 		}
424 	BIO_printf(bio_err,"bad exit\n");
425 	ret=1;
426 end:
427 	if (to_free)
428 		OPENSSL_free(to_free);
429 	if (config != NULL)
430 		{
431 		NCONF_free(config);
432 		config=NULL;
433 		}
434 	if (prog != NULL) lh_FUNCTION_free(prog);
435 	if (arg.data != NULL) OPENSSL_free(arg.data);
436 
437 	apps_shutdown();
438 
439 	CRYPTO_mem_leaks(bio_err);
440 	if (bio_err != NULL)
441 		{
442 		BIO_free(bio_err);
443 		bio_err=NULL;
444 		}
445 #if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
446 	/* Free any duplicate Argv[] storage. */
447 	if (free_Argv)
448 		{
449 		OPENSSL_free(Argv);
450 		}
451 #endif
452 	OPENSSL_EXIT(ret);
453 	}
454 
455 #define LIST_STANDARD_COMMANDS "list-standard-commands"
456 #define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
457 #define LIST_MESSAGE_DIGEST_ALGORITHMS "list-message-digest-algorithms"
458 #define LIST_CIPHER_COMMANDS "list-cipher-commands"
459 #define LIST_CIPHER_ALGORITHMS "list-cipher-algorithms"
460 #define LIST_PUBLIC_KEY_ALGORITHMS "list-public-key-algorithms"
461 
462 
463 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
464 	{
465 	FUNCTION f,*fp;
466 	int i,ret=1,tp,nl;
467 
468 	if ((argc <= 0) || (argv[0] == NULL))
469 		{ ret=0; goto end; }
470 	f.name=argv[0];
471 	fp=lh_FUNCTION_retrieve(prog,&f);
472 	if (fp == NULL)
473 		{
474 		if (EVP_get_digestbyname(argv[0]))
475 			{
476 			f.type = FUNC_TYPE_MD;
477 			f.func = dgst_main;
478 			fp = &f;
479 			}
480 		else if (EVP_get_cipherbyname(argv[0]))
481 			{
482 			f.type = FUNC_TYPE_CIPHER;
483 			f.func = enc_main;
484 			fp = &f;
485 			}
486 		}
487 	if (fp != NULL)
488 		{
489 		ret=fp->func(argc,argv);
490 		}
491 	else if ((strncmp(argv[0],"no-",3)) == 0)
492 		{
493 		BIO *bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);
494 #ifdef OPENSSL_SYS_VMS
495 		{
496 		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
497 		bio_stdout = BIO_push(tmpbio, bio_stdout);
498 		}
499 #endif
500 		f.name=argv[0]+3;
501 		ret = (lh_FUNCTION_retrieve(prog,&f) != NULL);
502 		if (!ret)
503 			BIO_printf(bio_stdout, "%s\n", argv[0]);
504 		else
505 			BIO_printf(bio_stdout, "%s\n", argv[0]+3);
506 		BIO_free_all(bio_stdout);
507 		goto end;
508 		}
509 	else if ((strcmp(argv[0],"quit") == 0) ||
510 		(strcmp(argv[0],"q") == 0) ||
511 		(strcmp(argv[0],"exit") == 0) ||
512 		(strcmp(argv[0],"bye") == 0))
513 		{
514 		ret= -1;
515 		goto end;
516 		}
517 	else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) ||
518 		(strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
519 		(strcmp(argv[0],LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) ||
520 		(strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0) ||
521 		(strcmp(argv[0],LIST_CIPHER_ALGORITHMS) == 0) ||
522 		(strcmp(argv[0],LIST_PUBLIC_KEY_ALGORITHMS) == 0))
523 		{
524 		int list_type;
525 		BIO *bio_stdout;
526 
527 		if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0)
528 			list_type = FUNC_TYPE_GENERAL;
529 		else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0)
530 			list_type = FUNC_TYPE_MD;
531 		else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_ALGORITHMS) == 0)
532 			list_type = FUNC_TYPE_MD_ALG;
533 		else if (strcmp(argv[0],LIST_PUBLIC_KEY_ALGORITHMS) == 0)
534 			list_type = FUNC_TYPE_PKEY;
535 		else if (strcmp(argv[0],LIST_CIPHER_ALGORITHMS) == 0)
536 			list_type = FUNC_TYPE_CIPHER_ALG;
537 		else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
538 			list_type = FUNC_TYPE_CIPHER;
539 		bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);
540 #ifdef OPENSSL_SYS_VMS
541 		{
542 		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
543 		bio_stdout = BIO_push(tmpbio, bio_stdout);
544 		}
545 #endif
546 
547 		if (!load_config(bio_err, NULL))
548 			goto end;
549 
550 		if (list_type == FUNC_TYPE_PKEY)
551 			list_pkey(bio_stdout);
552 		if (list_type == FUNC_TYPE_MD_ALG)
553 			list_md(bio_stdout);
554 		if (list_type == FUNC_TYPE_CIPHER_ALG)
555 			list_cipher(bio_stdout);
556 		else
557 			{
558 			for (fp=functions; fp->name != NULL; fp++)
559 				if (fp->type == list_type)
560 					BIO_printf(bio_stdout, "%s\n",
561 								fp->name);
562 			}
563 		BIO_free_all(bio_stdout);
564 		ret=0;
565 		goto end;
566 		}
567 	else
568 		{
569 		BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n",
570 			argv[0]);
571 		BIO_printf(bio_err, "\nStandard commands");
572 		i=0;
573 		tp=0;
574 		for (fp=functions; fp->name != NULL; fp++)
575 			{
576 			nl=0;
577 #ifdef OPENSSL_NO_CAMELLIA
578 			if (((i++) % 5) == 0)
579 #else
580 			if (((i++) % 4) == 0)
581 #endif
582 				{
583 				BIO_printf(bio_err,"\n");
584 				nl=1;
585 				}
586 			if (fp->type != tp)
587 				{
588 				tp=fp->type;
589 				if (!nl) BIO_printf(bio_err,"\n");
590 				if (tp == FUNC_TYPE_MD)
591 					{
592 					i=1;
593 					BIO_printf(bio_err,
594 						"\nMessage Digest commands (see the `dgst' command for more details)\n");
595 					}
596 				else if (tp == FUNC_TYPE_CIPHER)
597 					{
598 					i=1;
599 					BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n");
600 					}
601 				}
602 #ifdef OPENSSL_NO_CAMELLIA
603 			BIO_printf(bio_err,"%-15s",fp->name);
604 #else
605 			BIO_printf(bio_err,"%-18s",fp->name);
606 #endif
607 			}
608 		BIO_printf(bio_err,"\n\n");
609 		ret=0;
610 		}
611 end:
612 	return(ret);
613 	}
614 
615 static int SortFnByName(const void *_f1,const void *_f2)
616     {
617     const FUNCTION *f1=_f1;
618     const FUNCTION *f2=_f2;
619 
620     if(f1->type != f2->type)
621 	return f1->type-f2->type;
622     return strcmp(f1->name,f2->name);
623     }
624 
625 static void list_pkey(BIO *out)
626 	{
627 	int i;
628 	for (i = 0; i < EVP_PKEY_asn1_get_count(); i++)
629 		{
630 		const EVP_PKEY_ASN1_METHOD *ameth;
631 		int pkey_id, pkey_base_id, pkey_flags;
632 		const char *pinfo, *pem_str;
633 		ameth = EVP_PKEY_asn1_get0(i);
634 		EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
635 						&pinfo, &pem_str, ameth);
636 		if (pkey_flags & ASN1_PKEY_ALIAS)
637 			{
638 			BIO_printf(out, "Name: %s\n",
639 					OBJ_nid2ln(pkey_id));
640 			BIO_printf(out, "\tType: Alias to %s\n",
641 					OBJ_nid2ln(pkey_base_id));
642 			}
643 		else
644 			{
645 			BIO_printf(out, "Name: %s\n", pinfo);
646 			BIO_printf(out, "\tType: %s Algorithm\n",
647 				pkey_flags & ASN1_PKEY_DYNAMIC ?
648 					"External" : "Builtin");
649 			BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
650 			if (pem_str == NULL)
651 				pem_str = "(none)";
652 			BIO_printf(out, "\tPEM string: %s\n", pem_str);
653 			}
654 
655 		}
656 	}
657 
658 static void list_cipher_fn(const EVP_CIPHER *c,
659 			const char *from, const char *to, void *arg)
660 	{
661 	if (c)
662 		BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
663 	else
664 		{
665 		if (!from)
666 			from = "<undefined>";
667 		if (!to)
668 			to = "<undefined>";
669 		BIO_printf(arg, "%s => %s\n", from, to);
670 		}
671 	}
672 
673 static void list_cipher(BIO *out)
674 	{
675 	EVP_CIPHER_do_all_sorted(list_cipher_fn, out);
676 	}
677 
678 static void list_md_fn(const EVP_MD *m,
679 			const char *from, const char *to, void *arg)
680 	{
681 	if (m)
682 		BIO_printf(arg, "%s\n", EVP_MD_name(m));
683 	else
684 		{
685 		if (!from)
686 			from = "<undefined>";
687 		if (!to)
688 			to = "<undefined>";
689 		BIO_printf(arg, "%s => %s\n", from, to);
690 		}
691 	}
692 
693 static void list_md(BIO *out)
694 	{
695 	EVP_MD_do_all_sorted(list_md_fn, out);
696 	}
697 
698 static int MS_CALLBACK function_cmp(const FUNCTION *a, const FUNCTION *b)
699 	{
700 	return strncmp(a->name,b->name,8);
701 	}
702 static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION)
703 
704 static unsigned long MS_CALLBACK function_hash(const FUNCTION *a)
705 	{
706 	return lh_strhash(a->name);
707 	}
708 static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION)
709 
710 static LHASH_OF(FUNCTION) *prog_init(void)
711 	{
712 	LHASH_OF(FUNCTION) *ret;
713 	FUNCTION *f;
714 	size_t i;
715 
716 	/* Purely so it looks nice when the user hits ? */
717 	for(i=0,f=functions ; f->name != NULL ; ++f,++i)
718 	    ;
719 	qsort(functions,i,sizeof *functions,SortFnByName);
720 
721 	if ((ret=lh_FUNCTION_new()) == NULL)
722 		return(NULL);
723 
724 	for (f=functions; f->name != NULL; f++)
725 		(void)lh_FUNCTION_insert(ret,f);
726 	return(ret);
727 	}
728 
729