apps/openssl.c

   1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
   2  * All rights reserved.
   3  *
   4  * This package is an SSL implementation written
   5  * by Eric Young (eay@cryptsoft.com).
   6  * The implementation was written so as to conform with Netscapes SSL.
   7  *
   8  * This library is free for commercial and non-commercial use as long as
   9  * the following conditions are aheared to.  The following conditions
  10  * apply to all code found in this distribution, be it the RC4, RSA,
  11  * lhash, DES, etc., code; not just the SSL code.  The SSL documentation
  12  * included with this distribution is covered by the same copyright terms
  13  * except that the holder is Tim Hudson (tjh@cryptsoft.com).
  14  *
  15  * Copyright remains Eric Young's, and as such any Copyright notices in
  16  * the code are not to be removed.
  17  * If this package is used in a product, Eric Young should be given attribution
  18  * as the author of the parts of the library used.
  19  * This can be in the form of a textual message at program startup or
  20  * in documentation (online or textual) provided with the package.
  21  *
  22  * Redistribution and use in source and binary forms, with or without
  23  * modification, are permitted provided that the following conditions
  24  * are met:
  25  * 1. Redistributions of source code must retain the copyright
  26  *    notice, this list of conditions and the following disclaimer.
  27  * 2. Redistributions in binary form must reproduce the above copyright
  28  *    notice, this list of conditions and the following disclaimer in the
  29  *    documentation and/or other materials provided with the distribution.
  30  * 3. All advertising materials mentioning features or use of this software
  31  *    must display the following acknowledgement:
  32  *    "This product includes cryptographic software written by
  33  *     Eric Young (eay@cryptsoft.com)"
  34  *    The word 'cryptographic' can be left out if the rouines from the library
  35  *    being used are not cryptographic related :-).
  36  * 4. If you include any Windows specific code (or a derivative thereof) from
  37  *    the apps directory (application code) you must include an acknowledgement:
  38  *    "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
  39  *
  40  * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
  41  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  42  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  43  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  44  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  45  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  46  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  47  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  48  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  49  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  50  * SUCH DAMAGE.
  51  *
  52  * The licence and distribution terms for any publically available version or
  53  * derivative of this code cannot be changed.  i.e. this code cannot simply be
  54  * copied and put under another distribution licence
  55  * [including the GNU Public Licence.]
  56  */
  57 /* ====================================================================
  58  * Copyright (c) 1998-2006 The OpenSSL Project.  All rights reserved.
  59  *
  60  * Redistribution and use in source and binary forms, with or without
  61  * modification, are permitted provided that the following conditions
  62  * are met:
  63  *
  64  * 1. Redistributions of source code must retain the above copyright
  65  *    notice, this list of conditions and the following disclaimer.
  66  *
  67  * 2. Redistributions in binary form must reproduce the above copyright
  68  *    notice, this list of conditions and the following disclaimer in
  69  *    the documentation and/or other materials provided with the
  70  *    distribution.
  71  *
  72  * 3. All advertising materials mentioning features or use of this
  73  *    software must display the following acknowledgment:
  74  *    "This product includes software developed by the OpenSSL Project
  75  *    for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
  76  *
  77  * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
  78  *    endorse or promote products derived from this software without
  79  *    prior written permission. For written permission, please contact
  80  *    openssl-core@openssl.org.
  81  *
  82  * 5. Products derived from this software may not be called "OpenSSL"
  83  *    nor may "OpenSSL" appear in their names without prior written
  84  *    permission of the OpenSSL Project.
  85  *
  86  * 6. Redistributions of any form whatsoever must retain the following
  87  *    acknowledgment:
  88  *    "This product includes software developed by the OpenSSL Project
  89  *    for use in the OpenSSL Toolkit (http://www.openssl.org/)"
  90  *
  91  * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
  92  * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  93  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  94  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE OpenSSL PROJECT OR
  95  * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  96  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
  97  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
  98  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  99  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
 100  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 101  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 102  * OF THE POSSIBILITY OF SUCH DAMAGE.
 103  * ====================================================================
 104  *
 105  * This product includes cryptographic software written by Eric Young
 106  * (eay@cryptsoft.com).  This product includes software written by Tim
 107  * Hudson (tjh@cryptsoft.com).
 108  *
 109  */
 110
 111 #include <stdio.h>
 112 #include <string.h>
 113 #include <stdlib.h>
 114 #include <openssl/bio.h>
 115 #include <openssl/crypto.h>
 116 #include <openssl/rand.h>
 117 #include <openssl/lhash.h>
 118 #include <openssl/conf.h>
 119 #include <openssl/x509.h>
 120 #include <openssl/pem.h>
 121 #include <openssl/ssl.h>
 122 #ifndef OPENSSL_NO_ENGINE
 123 # include <openssl/engine.h>
 124 #endif
 125 #include <openssl/err.h>
 126 #ifdef OPENSSL_FIPS
 127 # include <openssl/fips.h>
 128 #endif
 129 #define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */
 130 #include "s_apps.h"
 131 /* Needed to get the other O_xxx flags. */
 132 #ifdef OPENSSL_SYS_VMS
 133 # include <unixio.h>
 134 #endif
 135 #define INCLUDE_FUNCTION_TABLE
 136 #include "apps.h"
 137
 138
 139 #ifdef OPENSSL_NO_CAMELLIA
 140 # define FORMAT "%-15s"
 141 # define COLUMNS 5
 142 #else
 143 # define FORMAT "%-18s"
 144 # define COLUMNS 4
 145 #endif
 146
 147 /* Special sentinel to exit the program. */
 148 #define EXIT_THE_PROGRAM (-1)
 149
 150 /*
 151  * The LHASH callbacks ("hash" & "cmp") have been replaced by functions with
 152  * the base prototypes (we cast each variable inside the function to the
 153  * required type of "FUNCTION*"). This removes the necessity for
 154  * macro-generated wrapper functions.
 155  */
 156 static LHASH_OF(FUNCTION) *prog_init(void);
 157 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]);
 158 static void list_pkey(void);
 159 static void list_type(FUNC_TYPE ft);
 160 static void list_disabled(void);
 161 char *default_config_file = NULL;
 162
 163 static CONF *config = NULL;
 164 BIO *bio_in = NULL;
 165 BIO *bio_out = NULL;
 166 BIO *bio_err = NULL;
 167
 168 static int apps_startup()
 169 {
 170 #ifdef SIGPIPE
 171     signal(SIGPIPE, SIG_IGN);
 172 #endif
 173
 174     /* Set non-default library initialisation settings */
 175     if (!OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN
 176                              | OPENSSL_INIT_LOAD_CONFIG, NULL))
 177         return 0;
 178
 179     setup_ui_method();
 180
 181     return 1;
 182 }
 183
 184 static void apps_shutdown()
 185 {
 186     destroy_ui_method();
 187 }
 188
 189 static char *make_config_name()
 190 {
 191     const char *t;
 192     size_t len;
 193     char *p;
 194
 195     if ((t = getenv("OPENSSL_CONF")) != NULL)
 196         return OPENSSL_strdup(t);
 197
 198     t = X509_get_default_cert_area();
 199     len = strlen(t) + 1 + strlen(OPENSSL_CONF) + 1;
 200     p = app_malloc(len, "config filename buffer");
 201     strcpy(p, t);
 202 #ifndef OPENSSL_SYS_VMS
 203     strcat(p, "/");
 204 #endif
 205     strcat(p, OPENSSL_CONF);
 206
 207     return p;
 208 }
 209
 210 #if defined( OPENSSL_SYS_VMS)
 211 extern char **copy_argv(int *argc, char **argv);
 212 #endif
 213
 214 int main(int argc, char *argv[])
 215 {
 216     FUNCTION f, *fp;
 217     LHASH_OF(FUNCTION) *prog = NULL;
 218     char **copied_argv = NULL;
 219     char *p, *pname;
 220     char buf[1024];
 221     const char *prompt;
 222     ARGS arg;
 223     int first, n, i, ret = 0;
 224
 225     arg.argv = NULL;
 226     arg.size = 0;
 227
 228     /* Set up some of the environment. */
 229     default_config_file = make_config_name();
 230     bio_in = dup_bio_in(FORMAT_TEXT);
 231     bio_out = dup_bio_out(FORMAT_TEXT);
 232     bio_err = BIO_new_fp(stderr, BIO_NOCLOSE | BIO_FP_TEXT);
 233
 234 #if defined( OPENSSL_SYS_VMS)
 235     copied_argv = argv = copy_argv(&argc, argv);
 236 #endif
 237
 238     p = getenv("OPENSSL_DEBUG_MEMORY");
 239     if (p != NULL && strcmp(p, "on") == 0)
 240         CRYPTO_set_mem_debug(1);
 241     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 242
 243     if (getenv("OPENSSL_FIPS")) {
 244 #ifdef OPENSSL_FIPS
 245         if (!FIPS_mode_set(1)) {
 246             ERR_print_errors(bio_err);
 247             return 1;
 248         }
 249 #else
 250         BIO_printf(bio_err, "FIPS mode not supported.\n");
 251         return 1;
 252 #endif
 253     }
 254
 255     if (!apps_startup())
 256         goto end;
 257
 258     prog = prog_init();
 259     pname = opt_progname(argv[0]);
 260
 261     /* first check the program name */
 262     f.name = pname;
 263     fp = lh_FUNCTION_retrieve(prog, &f);
 264     if (fp != NULL) {
 265         argv[0] = pname;
 266         ret = fp->func(argc, argv);
 267         goto end;
 268     }
 269
 270     /* If there is stuff on the command line, run with that. */
 271     if (argc != 1) {
 272         argc--;
 273         argv++;
 274         ret = do_cmd(prog, argc, argv);
 275         if (ret < 0)
 276             ret = 0;
 277         goto end;
 278     }
 279
 280     /* ok, lets enter interactive mode */
 281     for (;;) {
 282         ret = 0;
 283         /* Read a line, continue reading if line ends with \ */
 284         for (p = buf, n = sizeof buf, i = 0, first = 1; n > 0; first = 0) {
 285             prompt = first ? "OpenSSL> " : "> ";
 286             p[0] = '\0';
 287 #ifndef READLINE
 288             fputs(prompt, stdout);
 289             fflush(stdout);
 290             if (!fgets(p, n, stdin))
 291                 goto end;
 292             if (p[0] == '\0')
 293                 goto end;
 294             i = strlen(p);
 295             if (i <= 1)
 296                 break;
 297             if (p[i - 2] != '\\')
 298                 break;
 299             i -= 2;
 300             p += i;
 301             n -= i;
 302 #else
 303             {
 304                 extern char *readline(const char *);
 305                 extern void add_history(const char *cp);
 306                 char *text;
 307
 308                 char *text = readline(prompt);
 309                 if (text == NULL)
 310                     goto end;
 311                 i = strlen(text);
 312                 if (i == 0 || i > n)
 313                     break;
 314                 if (text[i - 1] != '\\') {
 315                     p += strlen(strcpy(p, text));
 316                     free(text);
 317                     add_history(buf);
 318                     break;
 319                 }
 320
 321                 text[i - 1] = '\0';
 322                 p += strlen(strcpy(p, text));
 323                 free(text);
 324                 n -= i;
 325             }
 326 #endif
 327         }
 328
 329         if (!chopup_args(&arg, buf)) {
 330             BIO_printf(bio_err, "Can't parse (no memory?)\n");
 331             break;
 332         }
 333
 334         ret = do_cmd(prog, arg.argc, arg.argv);
 335         if (ret == EXIT_THE_PROGRAM) {
 336             ret = 0;
 337             goto end;
 338         }
 339         if (ret != 0)
 340             BIO_printf(bio_err, "error in %s\n", arg.argv[0]);
 341         (void)BIO_flush(bio_out);
 342         (void)BIO_flush(bio_err);
 343     }
 344     ret = 1;
 345  end:
 346     OPENSSL_free(copied_argv);
 347     OPENSSL_free(default_config_file);
 348     NCONF_free(config);
 349     config = NULL;
 350     lh_FUNCTION_free(prog);
 351     OPENSSL_free(arg.argv);
 352
 353     BIO_free(bio_in);
 354     BIO_free_all(bio_out);
 355     apps_shutdown();
 356 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
 357     if (CRYPTO_mem_leaks(bio_err) <= 0)
 358         ret = 1;
 359 #endif
 360     BIO_free(bio_err);
 361     EXIT(ret);
 362 }
 363
 364 OPTIONS exit_options[] = {
 365     {NULL}
 366 };
 367
 368 static void list_cipher_fn(const EVP_CIPHER *c,
 369                            const char *from, const char *to, void *arg)
 370 {
 371     if (c)
 372         BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
 373     else {
 374         if (!from)
 375             from = "<undefined>";
 376         if (!to)
 377             to = "<undefined>";
 378         BIO_printf(arg, "%s => %s\n", from, to);
 379     }
 380 }
 381
 382 static void list_md_fn(const EVP_MD *m,
 383                        const char *from, const char *to, void *arg)
 384 {
 385     if (m)
 386         BIO_printf(arg, "%s\n", EVP_MD_name(m));
 387     else {
 388         if (!from)
 389             from = "<undefined>";
 390         if (!to)
 391             to = "<undefined>";
 392         BIO_printf((BIO *)arg, "%s => %s\n", from, to);
 393     }
 394 }
 395
 396 /* Unified enum for help and list commands. */
 397 typedef enum HELPLIST_CHOICE {
 398     OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
 399     OPT_COMMANDS, OPT_DIGEST_COMMANDS,
 400     OPT_DIGEST_ALGORITHMS, OPT_CIPHER_COMMANDS, OPT_CIPHER_ALGORITHMS,
 401     OPT_PK_ALGORITHMS, OPT_DISABLED
 402 } HELPLIST_CHOICE;
 403
 404 OPTIONS list_options[] = {
 405     {"help", OPT_HELP, '-', "Display this summary"},
 406     {"commands", OPT_COMMANDS, '-', "List of standard commands"},
 407     {"digest-commands", OPT_DIGEST_COMMANDS, '-',
 408      "List of message digest commands"},
 409     {"digest-algorithms", OPT_DIGEST_ALGORITHMS, '-',
 410      "List of message digest algorithms"},
 411     {"cipher-commands", OPT_CIPHER_COMMANDS, '-', "List of cipher commands"},
 412     {"cipher-algorithms", OPT_CIPHER_ALGORITHMS, '-',
 413      "List of cipher algorithms"},
 414     {"public-key-algorithms", OPT_PK_ALGORITHMS, '-',
 415      "List of public key algorithms"},
 416     {"disabled", OPT_DISABLED, '-',
 417      "List of disabled features"},
 418     {NULL}
 419 };
 420
 421 int list_main(int argc, char **argv)
 422 {
 423     char *prog;
 424     HELPLIST_CHOICE o;
 425     int done = 0;
 426
 427     prog = opt_init(argc, argv, list_options);
 428     while ((o = opt_next()) != OPT_EOF) {
 429         switch (o) {
 430         case OPT_EOF:  /* Never hit, but suppresses warning */
 431         case OPT_ERR:
 432             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 433             return 1;
 434         case OPT_HELP:
 435             opt_help(list_options);
 436             break;
 437         case OPT_COMMANDS:
 438             list_type(FT_general);
 439             break;
 440         case OPT_DIGEST_COMMANDS:
 441             list_type(FT_md);
 442             break;
 443         case OPT_DIGEST_ALGORITHMS:
 444             EVP_MD_do_all_sorted(list_md_fn, bio_out);
 445             break;
 446         case OPT_CIPHER_COMMANDS:
 447             list_type(FT_cipher);
 448             break;
 449         case OPT_CIPHER_ALGORITHMS:
 450             EVP_CIPHER_do_all_sorted(list_cipher_fn, bio_out);
 451             break;
 452         case OPT_PK_ALGORITHMS:
 453             list_pkey();
 454             break;
 455         case OPT_DISABLED:
 456             list_disabled();
 457             break;
 458         }
 459         done = 1;
 460     }
 461
 462     if (!done) {
 463         BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 464         return 1;
 465     }
 466
 467     return 0;
 468 }
 469
 470 OPTIONS help_options[] = {
 471     {"help", OPT_HELP, '-', "Display this summary"},
 472     {NULL}
 473 };
 474
 475 int help_main(int argc, char **argv)
 476 {
 477     FUNCTION *fp;
 478     int i, nl;
 479     FUNC_TYPE tp;
 480     char *prog;
 481     HELPLIST_CHOICE o;
 482
 483     prog = opt_init(argc, argv, help_options);
 484     while ((o = opt_next()) != OPT_EOF) {
 485         switch (o) {
 486         default:
 487             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 488             return 1;
 489         case OPT_HELP:
 490             opt_help(help_options);
 491             return 0;
 492         }
 493     }
 494     argc = opt_num_rest();
 495     argv = opt_rest();
 496
 497     if (argc != 0) {
 498         BIO_printf(bio_err, "Usage: %s\n", prog);
 499         return 1;
 500     }
 501
 502     BIO_printf(bio_err, "\nStandard commands");
 503     i = 0;
 504     tp = FT_none;
 505     for (fp = functions; fp->name != NULL; fp++) {
 506         nl = 0;
 507         if (((i++) % COLUMNS) == 0) {
 508             BIO_printf(bio_err, "\n");
 509             nl = 1;
 510         }
 511         if (fp->type != tp) {
 512             tp = fp->type;
 513             if (!nl)
 514                 BIO_printf(bio_err, "\n");
 515             if (tp == FT_md) {
 516                 i = 1;
 517                 BIO_printf(bio_err,
 518                            "\nMessage Digest commands (see the `dgst' command for more details)\n");
 519             } else if (tp == FT_cipher) {
 520                 i = 1;
 521                 BIO_printf(bio_err,
 522                            "\nCipher commands (see the `enc' command for more details)\n");
 523             }
 524         }
 525         BIO_printf(bio_err, FORMAT, fp->name);
 526     }
 527     BIO_printf(bio_err, "\n\n");
 528     return 0;
 529 }
 530
 531 int exit_main(int argc, char **argv)
 532 {
 533     return EXIT_THE_PROGRAM;
 534 }
 535
 536 static void list_type(FUNC_TYPE ft)
 537 {
 538     FUNCTION *fp;
 539     int i = 0;
 540
 541     for (fp = functions; fp->name != NULL; fp++)
 542         if (fp->type == ft) {
 543             if ((i++ % COLUMNS) == 0)
 544                 BIO_printf(bio_out, "\n");
 545             BIO_printf(bio_out, FORMAT, fp->name);
 546         }
 547     BIO_printf(bio_out, "\n");
 548 }
 549
 550 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
 551 {
 552     FUNCTION f, *fp;
 553
 554     if (argc <= 0 || argv[0] == NULL)
 555         return (0);
 556     f.name = argv[0];
 557     fp = lh_FUNCTION_retrieve(prog, &f);
 558     if (fp == NULL) {
 559         if (EVP_get_digestbyname(argv[0])) {
 560             f.type = FT_md;
 561             f.func = dgst_main;
 562             fp = &f;
 563         } else if (EVP_get_cipherbyname(argv[0])) {
 564             f.type = FT_cipher;
 565             f.func = enc_main;
 566             fp = &f;
 567         }
 568     }
 569     if (fp != NULL) {
 570         return (fp->func(argc, argv));
 571     }
 572     if ((strncmp(argv[0], "no-", 3)) == 0) {
 573         /*
 574          * User is asking if foo is unsupported, by trying to "run" the
 575          * no-foo command.  Strange.
 576          */
 577         f.name = argv[0] + 3;
 578         if (lh_FUNCTION_retrieve(prog, &f) == NULL) {
 579             BIO_printf(bio_out, "%s\n", argv[0]);
 580             return (0);
 581         }
 582         BIO_printf(bio_out, "%s\n", argv[0] + 3);
 583         return 1;
 584     }
 585     if (strcmp(argv[0], "quit") == 0 || strcmp(argv[0], "q") == 0 ||
 586         strcmp(argv[0], "exit") == 0 || strcmp(argv[0], "bye") == 0)
 587         /* Special value to mean "exit the program. */
 588         return EXIT_THE_PROGRAM;
 589
 590     BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n",
 591                argv[0]);
 592     return (1);
 593 }
 594
 595 static void list_pkey(void)
 596 {
 597     int i;
 598
 599     for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
 600         const EVP_PKEY_ASN1_METHOD *ameth;
 601         int pkey_id, pkey_base_id, pkey_flags;
 602         const char *pinfo, *pem_str;
 603         ameth = EVP_PKEY_asn1_get0(i);
 604         EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
 605                                 &pinfo, &pem_str, ameth);
 606         if (pkey_flags & ASN1_PKEY_ALIAS) {
 607             BIO_printf(bio_out, "Name: %s\n", OBJ_nid2ln(pkey_id));
 608             BIO_printf(bio_out, "\tAlias for: %s\n",
 609                        OBJ_nid2ln(pkey_base_id));
 610         } else {
 611             BIO_printf(bio_out, "Name: %s\n", pinfo);
 612             BIO_printf(bio_out, "\tType: %s Algorithm\n",
 613                        pkey_flags & ASN1_PKEY_DYNAMIC ?
 614                        "External" : "Builtin");
 615             BIO_printf(bio_out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
 616             if (pem_str == NULL)
 617                 pem_str = "(none)";
 618             BIO_printf(bio_out, "\tPEM string: %s\n", pem_str);
 619         }
 620
 621     }
 622 }
 623
 624 static int function_cmp(const FUNCTION * a, const FUNCTION * b)
 625 {
 626     return strncmp(a->name, b->name, 8);
 627 }
 628
 629 static unsigned long function_hash(const FUNCTION * a)
 630 {
 631     return lh_strhash(a->name);
 632 }
 633
 634 static int SortFnByName(const void *_f1, const void *_f2)
 635 {
 636     const FUNCTION *f1 = _f1;
 637     const FUNCTION *f2 = _f2;
 638
 639     if (f1->type != f2->type)
 640         return f1->type - f2->type;
 641     return strcmp(f1->name, f2->name);
 642 }
 643
 644 static void list_disabled(void)
 645 {
 646     BIO_puts(bio_out, "Disabled algorithms:\n");
 647 #ifdef OPENSSL_NO_AES
 648     BIO_puts(bio_out, "AES\n");
 649 #endif
 650 #ifdef OPENSSL_NO_BF
 651     BIO_puts(bio_out, "BF\n");
 652 #endif
 653 #ifndef OPENSSL_NO_BLAKE2
 654     BIO_puts(bio_out, "BLAKE2\n");
 655 #endif
 656 #ifdef OPENSSL_NO_CAMELLIA
 657     BIO_puts(bio_out, "CAMELLIA\n");
 658 #endif
 659 #ifdef OPENSSL_NO_CAST
 660     BIO_puts(bio_out, "CAST\n");
 661 #endif
 662 #ifdef OPENSSL_NO_CMAC
 663     BIO_puts(bio_out, "CMAC\n");
 664 #endif
 665 #ifdef OPENSSL_NO_CMS
 666     BIO_puts(bio_out, "CMS\n");
 667 #endif
 668 #ifdef OPENSSL_NO_COMP
 669     BIO_puts(bio_out, "COMP\n");
 670 #endif
 671 #ifdef OPENSSL_NO_DES
 672     BIO_puts(bio_out, "DES\n");
 673 #endif
 674 #ifdef OPENSSL_NO_DGRAM
 675     BIO_puts(bio_out, "DGRAM\n");
 676 #endif
 677 #ifdef OPENSSL_NO_DH
 678     BIO_puts(bio_out, "DH\n");
 679 #endif
 680 #ifdef OPENSSL_NO_DSA
 681     BIO_puts(bio_out, "DSA\n");
 682 #endif
 683 #if defined(OPENSSL_NO_DTLS)
 684     BIO_puts(bio_out, "DTLS\n");
 685 #endif
 686 #if defined(OPENSSL_NO_DTLS1)
 687     BIO_puts(bio_out, "DTLS1\n");
 688 #endif
 689 #if defined(OPENSSL_NO_DTLS1_2)
 690     BIO_puts(bio_out, "DTLS1_2\n");
 691 #endif
 692 #ifdef OPENSSL_NO_EC
 693     BIO_puts(bio_out, "EC\n");
 694 #endif
 695 #ifdef OPENSSL_NO_EC2M
 696     BIO_puts(bio_out, "EC2M\n");
 697 #endif
 698 #ifdef OPENSSL_NO_ENGINE
 699     BIO_puts(bio_out, "ENGINE\n");
 700 #endif
 701 #ifdef OPENSSL_NO_GOST
 702     BIO_puts(bio_out, "GOST\n");
 703 #endif
 704 #ifdef OPENSSL_NO_HEARTBEATS
 705     BIO_puts(bio_out, "HEARTBEATS\n");
 706 #endif
 707 #ifdef OPENSSL_NO_HMAC
 708     BIO_puts(bio_out, "HMAC\n");
 709 #endif
 710 #ifdef OPENSSL_NO_IDEA
 711     BIO_puts(bio_out, "IDEA\n");
 712 #endif
 713 #ifdef OPENSSL_NO_MD2
 714     BIO_puts(bio_out, "MD2\n");
 715 #endif
 716 #ifdef OPENSSL_NO_MD4
 717     BIO_puts(bio_out, "MD4\n");
 718 #endif
 719 #ifdef OPENSSL_NO_MD5
 720     BIO_puts(bio_out, "MD5\n");
 721 #endif
 722 #ifdef OPENSSL_NO_MDC2
 723     BIO_puts(bio_out, "MDC2\n");
 724 #endif
 725 #ifdef OPENSSL_NO_OCB
 726     BIO_puts(bio_out, "OCB\n");
 727 #endif
 728 #ifdef OPENSSL_NO_OCSP
 729     BIO_puts(bio_out, "OCSP\n");
 730 #endif
 731 #ifdef OPENSSL_NO_PSK
 732     BIO_puts(bio_out, "PSK\n");
 733 #endif
 734 #ifdef OPENSSL_NO_RC2
 735     BIO_puts(bio_out, "RC2\n");
 736 #endif
 737 #ifdef OPENSSL_NO_RC4
 738     BIO_puts(bio_out, "RC4\n");
 739 #endif
 740 #ifdef OPENSSL_NO_RC5
 741     BIO_puts(bio_out, "RC5\n");
 742 #endif
 743 #ifdef OPENSSL_NO_RMD160
 744     BIO_puts(bio_out, "RMD160\n");
 745 #endif
 746 #ifdef OPENSSL_NO_RSA
 747     BIO_puts(bio_out, "RSA\n");
 748 #endif
 749 #ifdef OPENSSL_NO_SCRYPT
 750     BIO_puts(bio_out, "SCRYPT\n");
 751 #endif
 752 #ifdef OPENSSL_NO_SCT
 753     BIO_puts(bio_out, "SCT\n");
 754 #endif
 755 #ifdef OPENSSL_NO_SCTP
 756     BIO_puts(bio_out, "SCTP\n");
 757 #endif
 758 #ifdef OPENSSL_NO_SEED
 759     BIO_puts(bio_out, "SEED\n");
 760 #endif
 761 #ifdef OPENSSL_NO_SHA
 762     BIO_puts(bio_out, "SHA\n");
 763 #endif
 764 #ifdef OPENSSL_NO_SOCK
 765     BIO_puts(bio_out, "SOCK\n");
 766 #endif
 767 #ifdef OPENSSL_NO_SRP
 768     BIO_puts(bio_out, "SRP\n");
 769 #endif
 770 #ifdef OPENSSL_NO_SRTP
 771     BIO_puts(bio_out, "SRTP\n");
 772 #endif
 773 #ifdef OPENSSL_NO_SSL
 774     BIO_puts(bio_out, "SSL\n");
 775 #endif
 776 #ifdef OPENSSL_NO_SSL3
 777     BIO_puts(bio_out, "SSL3\n");
 778 #endif
 779 #if defined(OPENSSL_NO_TLS)
 780     BIO_puts(bio_out, "TLS\n");
 781 #endif
 782 #ifdef OPENSSL_NO_TLS1
 783     BIO_puts(bio_out, "TLS1\n");
 784 #endif
 785 #ifdef OPENSSL_NO_TLS1_1
 786     BIO_puts(bio_out, "TLS1_1\n");
 787 #endif
 788 #ifdef OPENSSL_NO_TLS1_2
 789     BIO_puts(bio_out, "TLS1_2\n");
 790 #endif
 791 #ifdef OPENSSL_NO_WHIRLPOOL
 792     BIO_puts(bio_out, "WHIRLPOOL\n");
 793 #endif
 794 #ifndef ZLIB
 795     BIO_puts(bio_out, "ZLIB\n");
 796 #endif
 797 }
 798
 799 static LHASH_OF(FUNCTION) *prog_init(void)
 800 {
 801     LHASH_OF(FUNCTION) *ret;
 802     FUNCTION *f;
 803     size_t i;
 804
 805     /* Sort alphabetically within category. For nicer help displays. */
 806     for (i = 0, f = functions; f->name != NULL; ++f, ++i) ;
 807     qsort(functions, i, sizeof(*functions), SortFnByName);
 808
 809     if ((ret = lh_FUNCTION_new(function_hash, function_cmp)) == NULL)
 810         return (NULL);
 811
 812     for (f = functions; f->name != NULL; f++)
 813         (void)lh_FUNCTION_insert(ret, f);
 814     return (ret);
 815 }