release/src/router/openssl/apps/openssl.c

   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