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
141static LHASH_OF(FUNCTION) *prog_init(void );
142static int do_cmd(LHASH_OF(FUNCTION) *prog,int argc,char *argv[]);
143static void list_pkey(BIO *out);
144static void list_cipher(BIO *out);
145static void list_md(BIO *out);
146char *default_config_file=NULL;
147
148/* Make sure there is only one when MONOLITH is defined */
149#ifdef MONOLITH
150CONF *config=NULL;
151BIO *bio_err=NULL;
152#endif
153
154
155static 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
224int 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#if 0 /* ANDROID */
348			BIO_printf(bio_err,
349				   "WARNING: can't open config file: %s\n",p);
350#endif
351			ERR_clear_error();
352			NCONF_free(config);
353			config = NULL;
354			}
355		else
356			{
357			ERR_print_errors(bio_err);
358			NCONF_free(config);
359			exit(1);
360			}
361		}
362
363	prog=prog_init();
364
365	/* first check the program name */
366	program_name(Argv[0],pname,sizeof pname);
367
368	f.name=pname;
369	fp=lh_FUNCTION_retrieve(prog,&f);
370	if (fp != NULL)
371		{
372		Argv[0]=pname;
373		ret=fp->func(Argc,Argv);
374		goto end;
375		}
376
377	/* ok, now check that there are not arguments, if there are,
378	 * run with them, shifting the ssleay off the front */
379	if (Argc != 1)
380		{
381		Argc--;
382		Argv++;
383		ret=do_cmd(prog,Argc,Argv);
384		if (ret < 0) ret=0;
385		goto end;
386		}
387
388	/* ok, lets enter the old 'OpenSSL>' mode */
389
390	for (;;)
391		{
392		ret=0;
393		p=buf;
394		n=sizeof buf;
395		i=0;
396		for (;;)
397			{
398			p[0]='\0';
399			if (i++)
400				prompt=">";
401			else	prompt="OpenSSL> ";
402			fputs(prompt,stdout);
403			fflush(stdout);
404			if (!fgets(p,n,stdin))
405				goto end;
406			if (p[0] == '\0') goto end;
407			i=strlen(p);
408			if (i <= 1) break;
409			if (p[i-2] != '\\') break;
410			i-=2;
411			p+=i;
412			n-=i;
413			}
414		if (!chopup_args(&arg,buf,&argc,&argv)) break;
415
416		ret=do_cmd(prog,argc,argv);
417		if (ret < 0)
418			{
419			ret=0;
420			goto end;
421			}
422		if (ret != 0)
423			BIO_printf(bio_err,"error in %s\n",argv[0]);
424		(void)BIO_flush(bio_err);
425		}
426	BIO_printf(bio_err,"bad exit\n");
427	ret=1;
428end:
429	if (to_free)
430		OPENSSL_free(to_free);
431	if (config != NULL)
432		{
433		NCONF_free(config);
434		config=NULL;
435		}
436	if (prog != NULL) lh_FUNCTION_free(prog);
437	if (arg.data != NULL) OPENSSL_free(arg.data);
438
439	apps_shutdown();
440
441	CRYPTO_mem_leaks(bio_err);
442	if (bio_err != NULL)
443		{
444		BIO_free(bio_err);
445		bio_err=NULL;
446		}
447#if defined( OPENSSL_SYS_VMS) && (__INITIAL_POINTER_SIZE == 64)
448	/* Free any duplicate Argv[] storage. */
449	if (free_Argv)
450		{
451		OPENSSL_free(Argv);
452		}
453#endif
454	OPENSSL_EXIT(ret);
455	}
456
457#define LIST_STANDARD_COMMANDS "list-standard-commands"
458#define LIST_MESSAGE_DIGEST_COMMANDS "list-message-digest-commands"
459#define LIST_MESSAGE_DIGEST_ALGORITHMS "list-message-digest-algorithms"
460#define LIST_CIPHER_COMMANDS "list-cipher-commands"
461#define LIST_CIPHER_ALGORITHMS "list-cipher-algorithms"
462#define LIST_PUBLIC_KEY_ALGORITHMS "list-public-key-algorithms"
463
464
465static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
466	{
467	FUNCTION f,*fp;
468	int i,ret=1,tp,nl;
469
470	if ((argc <= 0) || (argv[0] == NULL))
471		{ ret=0; goto end; }
472	f.name=argv[0];
473	fp=lh_FUNCTION_retrieve(prog,&f);
474	if (fp == NULL)
475		{
476		if (EVP_get_digestbyname(argv[0]))
477			{
478			f.type = FUNC_TYPE_MD;
479			f.func = dgst_main;
480			fp = &f;
481			}
482		else if (EVP_get_cipherbyname(argv[0]))
483			{
484			f.type = FUNC_TYPE_CIPHER;
485			f.func = enc_main;
486			fp = &f;
487			}
488		}
489	if (fp != NULL)
490		{
491		ret=fp->func(argc,argv);
492		}
493	else if ((strncmp(argv[0],"no-",3)) == 0)
494		{
495		BIO *bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);
496#ifdef OPENSSL_SYS_VMS
497		{
498		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
499		bio_stdout = BIO_push(tmpbio, bio_stdout);
500		}
501#endif
502		f.name=argv[0]+3;
503		ret = (lh_FUNCTION_retrieve(prog,&f) != NULL);
504		if (!ret)
505			BIO_printf(bio_stdout, "%s\n", argv[0]);
506		else
507			BIO_printf(bio_stdout, "%s\n", argv[0]+3);
508		BIO_free_all(bio_stdout);
509		goto end;
510		}
511	else if ((strcmp(argv[0],"quit") == 0) ||
512		(strcmp(argv[0],"q") == 0) ||
513		(strcmp(argv[0],"exit") == 0) ||
514		(strcmp(argv[0],"bye") == 0))
515		{
516		ret= -1;
517		goto end;
518		}
519	else if ((strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0) ||
520		(strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0) ||
521		(strcmp(argv[0],LIST_MESSAGE_DIGEST_ALGORITHMS) == 0) ||
522		(strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0) ||
523		(strcmp(argv[0],LIST_CIPHER_ALGORITHMS) == 0) ||
524		(strcmp(argv[0],LIST_PUBLIC_KEY_ALGORITHMS) == 0))
525		{
526		int list_type;
527		BIO *bio_stdout;
528
529		if (strcmp(argv[0],LIST_STANDARD_COMMANDS) == 0)
530			list_type = FUNC_TYPE_GENERAL;
531		else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_COMMANDS) == 0)
532			list_type = FUNC_TYPE_MD;
533		else if (strcmp(argv[0],LIST_MESSAGE_DIGEST_ALGORITHMS) == 0)
534			list_type = FUNC_TYPE_MD_ALG;
535		else if (strcmp(argv[0],LIST_PUBLIC_KEY_ALGORITHMS) == 0)
536			list_type = FUNC_TYPE_PKEY;
537		else if (strcmp(argv[0],LIST_CIPHER_ALGORITHMS) == 0)
538			list_type = FUNC_TYPE_CIPHER_ALG;
539		else /* strcmp(argv[0],LIST_CIPHER_COMMANDS) == 0 */
540			list_type = FUNC_TYPE_CIPHER;
541		bio_stdout = BIO_new_fp(stdout,BIO_NOCLOSE);
542#ifdef OPENSSL_SYS_VMS
543		{
544		BIO *tmpbio = BIO_new(BIO_f_linebuffer());
545		bio_stdout = BIO_push(tmpbio, bio_stdout);
546		}
547#endif
548
549		if (!load_config(bio_err, NULL))
550			goto end;
551
552		if (list_type == FUNC_TYPE_PKEY)
553			list_pkey(bio_stdout);
554		if (list_type == FUNC_TYPE_MD_ALG)
555			list_md(bio_stdout);
556		if (list_type == FUNC_TYPE_CIPHER_ALG)
557			list_cipher(bio_stdout);
558		else
559			{
560			for (fp=functions; fp->name != NULL; fp++)
561				if (fp->type == list_type)
562					BIO_printf(bio_stdout, "%s\n",
563								fp->name);
564			}
565		BIO_free_all(bio_stdout);
566		ret=0;
567		goto end;
568		}
569	else
570		{
571		BIO_printf(bio_err,"openssl:Error: '%s' is an invalid command.\n",
572			argv[0]);
573		BIO_printf(bio_err, "\nStandard commands");
574		i=0;
575		tp=0;
576		for (fp=functions; fp->name != NULL; fp++)
577			{
578			nl=0;
579#ifdef OPENSSL_NO_CAMELLIA
580			if (((i++) % 5) == 0)
581#else
582			if (((i++) % 4) == 0)
583#endif
584				{
585				BIO_printf(bio_err,"\n");
586				nl=1;
587				}
588			if (fp->type != tp)
589				{
590				tp=fp->type;
591				if (!nl) BIO_printf(bio_err,"\n");
592				if (tp == FUNC_TYPE_MD)
593					{
594					i=1;
595					BIO_printf(bio_err,
596						"\nMessage Digest commands (see the `dgst' command for more details)\n");
597					}
598				else if (tp == FUNC_TYPE_CIPHER)
599					{
600					i=1;
601					BIO_printf(bio_err,"\nCipher commands (see the `enc' command for more details)\n");
602					}
603				}
604#ifdef OPENSSL_NO_CAMELLIA
605			BIO_printf(bio_err,"%-15s",fp->name);
606#else
607			BIO_printf(bio_err,"%-18s",fp->name);
608#endif
609			}
610		BIO_printf(bio_err,"\n\n");
611		ret=0;
612		}
613end:
614	return(ret);
615	}
616
617static int SortFnByName(const void *_f1,const void *_f2)
618    {
619    const FUNCTION *f1=_f1;
620    const FUNCTION *f2=_f2;
621
622    if(f1->type != f2->type)
623	return f1->type-f2->type;
624    return strcmp(f1->name,f2->name);
625    }
626
627static void list_pkey(BIO *out)
628	{
629	int i;
630	for (i = 0; i < EVP_PKEY_asn1_get_count(); i++)
631		{
632		const EVP_PKEY_ASN1_METHOD *ameth;
633		int pkey_id, pkey_base_id, pkey_flags;
634		const char *pinfo, *pem_str;
635		ameth = EVP_PKEY_asn1_get0(i);
636		EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
637						&pinfo, &pem_str, ameth);
638		if (pkey_flags & ASN1_PKEY_ALIAS)
639			{
640			BIO_printf(out, "Name: %s\n",
641					OBJ_nid2ln(pkey_id));
642			BIO_printf(out, "\tType: Alias to %s\n",
643					OBJ_nid2ln(pkey_base_id));
644			}
645		else
646			{
647			BIO_printf(out, "Name: %s\n", pinfo);
648			BIO_printf(out, "\tType: %s Algorithm\n",
649				pkey_flags & ASN1_PKEY_DYNAMIC ?
650					"External" : "Builtin");
651			BIO_printf(out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
652			if (pem_str == NULL)
653				pem_str = "(none)";
654			BIO_printf(out, "\tPEM string: %s\n", pem_str);
655			}
656
657		}
658	}
659
660static void list_cipher_fn(const EVP_CIPHER *c,
661			const char *from, const char *to, void *arg)
662	{
663	if (c)
664		BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
665	else
666		{
667		if (!from)
668			from = "<undefined>";
669		if (!to)
670			to = "<undefined>";
671		BIO_printf(arg, "%s => %s\n", from, to);
672		}
673	}
674
675static void list_cipher(BIO *out)
676	{
677	EVP_CIPHER_do_all_sorted(list_cipher_fn, out);
678	}
679
680static void list_md_fn(const EVP_MD *m,
681			const char *from, const char *to, void *arg)
682	{
683	if (m)
684		BIO_printf(arg, "%s\n", EVP_MD_name(m));
685	else
686		{
687		if (!from)
688			from = "<undefined>";
689		if (!to)
690			to = "<undefined>";
691		BIO_printf(arg, "%s => %s\n", from, to);
692		}
693	}
694
695static void list_md(BIO *out)
696	{
697	EVP_MD_do_all_sorted(list_md_fn, out);
698	}
699
700static int MS_CALLBACK function_cmp(const FUNCTION *a, const FUNCTION *b)
701	{
702	return strncmp(a->name,b->name,8);
703	}
704static IMPLEMENT_LHASH_COMP_FN(function, FUNCTION)
705
706static unsigned long MS_CALLBACK function_hash(const FUNCTION *a)
707	{
708	return lh_strhash(a->name);
709	}
710static IMPLEMENT_LHASH_HASH_FN(function, FUNCTION)
711
712static LHASH_OF(FUNCTION) *prog_init(void)
713	{
714	LHASH_OF(FUNCTION) *ret;
715	FUNCTION *f;
716	size_t i;
717
718	/* Purely so it looks nice when the user hits ? */
719	for(i=0,f=functions ; f->name != NULL ; ++f,++i)
720	    ;
721	qsort(functions,i,sizeof *functions,SortFnByName);
722
723	if ((ret=lh_FUNCTION_new()) == NULL)
724		return(NULL);
725
726	for (f=functions; f->name != NULL; f++)
727		(void)lh_FUNCTION_insert(ret,f);
728	return(ret);
729	}
730
731