apps/openssl.c

   1 /*
   2  * Copyright 1995-2017 The OpenSSL Project Authors. All Rights Reserved.
   3  *
   4  * Licensed under the OpenSSL license (the "License").  You may not use
   5  * this file except in compliance with the License.  You can obtain a copy
   6  * in the file LICENSE in the source distribution or at
   7  * https://www.openssl.org/source/license.html
   8  */
   9
  10 #include <stdio.h>
  11 #include <string.h>
  12 #include <stdlib.h>
  13 #include <openssl/bio.h>
  14 #include <openssl/crypto.h>
  15 #include <openssl/lhash.h>
  16 #include <openssl/conf.h>
  17 #include <openssl/x509.h>
  18 #include <openssl/pem.h>
  19 #include <openssl/ssl.h>
  20 #ifndef OPENSSL_NO_ENGINE
  21 # include <openssl/engine.h>
  22 #endif
  23 #include <openssl/err.h>
  24 #define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */
  25 #include "s_apps.h"
  26 /* Needed to get the other O_xxx flags. */
  27 #ifdef OPENSSL_SYS_VMS
  28 # include <unixio.h>
  29 #endif
  30 #define INCLUDE_FUNCTION_TABLE
  31 #include "apps.h"
  32
  33
  34 #ifdef OPENSSL_NO_CAMELLIA
  35 # define FORMAT "%-15s"
  36 # define COLUMNS 5
  37 #else
  38 # define FORMAT "%-18s"
  39 # define COLUMNS 4
  40 #endif
  41
  42 /* Special sentinel to exit the program. */
  43 #define EXIT_THE_PROGRAM (-1)
  44
  45 /*
  46  * The LHASH callbacks ("hash" & "cmp") have been replaced by functions with
  47  * the base prototypes (we cast each variable inside the function to the
  48  * required type of "FUNCTION*"). This removes the necessity for
  49  * macro-generated wrapper functions.
  50  */
  51 static LHASH_OF(FUNCTION) *prog_init(void);
  52 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]);
  53 static void list_pkey(void);
  54 static void list_type(FUNC_TYPE ft);
  55 static void list_disabled(void);
  56 char *default_config_file = NULL;
  57
  58 BIO *bio_in = NULL;
  59 BIO *bio_out = NULL;
  60 BIO *bio_err = NULL;
  61
  62 static int apps_startup()
  63 {
  64 #ifdef SIGPIPE
  65     signal(SIGPIPE, SIG_IGN);
  66 #endif
  67
  68     /* Set non-default library initialisation settings */
  69     if (!OPENSSL_init_crypto(OPENSSL_INIT_ENGINE_ALL_BUILTIN
  70                              | OPENSSL_INIT_LOAD_CONFIG, NULL))
  71         return 0;
  72
  73 #ifndef OPENSSL_NO_UI
  74     setup_ui_method();
  75 #endif
  76
  77     return 1;
  78 }
  79
  80 static void apps_shutdown()
  81 {
  82 #ifndef OPENSSL_NO_UI
  83     destroy_ui_method();
  84 #endif
  85 }
  86
  87 static char *make_config_name()
  88 {
  89     const char *t;
  90     size_t len;
  91     char *p;
  92
  93     if ((t = getenv("OPENSSL_CONF")) != NULL)
  94         return OPENSSL_strdup(t);
  95
  96     t = X509_get_default_cert_area();
  97     len = strlen(t) + 1 + strlen(OPENSSL_CONF) + 1;
  98     p = app_malloc(len, "config filename buffer");
  99     strcpy(p, t);
 100 #ifndef OPENSSL_SYS_VMS
 101     strcat(p, "/");
 102 #endif
 103     strcat(p, OPENSSL_CONF);
 104
 105     return p;
 106 }
 107
 108 int main(int argc, char *argv[])
 109 {
 110     FUNCTION f, *fp;
 111     LHASH_OF(FUNCTION) *prog = NULL;
 112     char **copied_argv = NULL;
 113     char *p, *pname;
 114     char buf[1024];
 115     const char *prompt;
 116     ARGS arg;
 117     int first, n, i, ret = 0;
 118
 119     arg.argv = NULL;
 120     arg.size = 0;
 121
 122     /* Set up some of the environment. */
 123     default_config_file = make_config_name();
 124     bio_in = dup_bio_in(FORMAT_TEXT);
 125     bio_out = dup_bio_out(FORMAT_TEXT);
 126     bio_err = dup_bio_err(FORMAT_TEXT);
 127
 128 #if defined(OPENSSL_SYS_VMS) && defined(__DECC)
 129     copied_argv = argv = copy_argv(&argc, argv);
 130 #elif defined(_WIN32)
 131     /*
 132      * Replace argv[] with UTF-8 encoded strings.
 133      */
 134     win32_utf8argv(&argc, &argv);
 135 #endif
 136
 137     p = getenv("OPENSSL_DEBUG_MEMORY");
 138     if (p != NULL && strcmp(p, "on") == 0)
 139         CRYPTO_set_mem_debug(1);
 140     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 141
 142     if (getenv("OPENSSL_FIPS")) {
 143         BIO_printf(bio_err, "FIPS mode not supported.\n");
 144         return 1;
 145     }
 146
 147     if (!apps_startup())
 148         goto end;
 149
 150     prog = prog_init();
 151     pname = opt_progname(argv[0]);
 152
 153     /* first check the program name */
 154     f.name = pname;
 155     fp = lh_FUNCTION_retrieve(prog, &f);
 156     if (fp != NULL) {
 157         argv[0] = pname;
 158         ret = fp->func(argc, argv);
 159         goto end;
 160     }
 161
 162     /* If there is stuff on the command line, run with that. */
 163     if (argc != 1) {
 164         argc--;
 165         argv++;
 166         ret = do_cmd(prog, argc, argv);
 167         if (ret < 0)
 168             ret = 0;
 169         goto end;
 170     }
 171
 172     /* ok, lets enter interactive mode */
 173     for (;;) {
 174         ret = 0;
 175         /* Read a line, continue reading if line ends with \ */
 176         for (p = buf, n = sizeof buf, i = 0, first = 1; n > 0; first = 0) {
 177             prompt = first ? "OpenSSL> " : "> ";
 178             p[0] = '\0';
 179 #ifndef READLINE
 180             fputs(prompt, stdout);
 181             fflush(stdout);
 182             if (!fgets(p, n, stdin))
 183                 goto end;
 184             if (p[0] == '\0')
 185                 goto end;
 186             i = strlen(p);
 187             if (i <= 1)
 188                 break;
 189             if (p[i - 2] != '\\')
 190                 break;
 191             i -= 2;
 192             p += i;
 193             n -= i;
 194 #else
 195             {
 196                 extern char *readline(const char *);
 197                 extern void add_history(const char *cp);
 198                 char *text;
 199
 200                 text = readline(prompt);
 201                 if (text == NULL)
 202                     goto end;
 203                 i = strlen(text);
 204                 if (i == 0 || i > n)
 205                     break;
 206                 if (text[i - 1] != '\\') {
 207                     p += strlen(strcpy(p, text));
 208                     free(text);
 209                     add_history(buf);
 210                     break;
 211                 }
 212
 213                 text[i - 1] = '\0';
 214                 p += strlen(strcpy(p, text));
 215                 free(text);
 216                 n -= i;
 217             }
 218 #endif
 219         }
 220
 221         if (!chopup_args(&arg, buf)) {
 222             BIO_printf(bio_err, "Can't parse (no memory?)\n");
 223             break;
 224         }
 225
 226         ret = do_cmd(prog, arg.argc, arg.argv);
 227         if (ret == EXIT_THE_PROGRAM) {
 228             ret = 0;
 229             goto end;
 230         }
 231         if (ret != 0)
 232             BIO_printf(bio_err, "error in %s\n", arg.argv[0]);
 233         (void)BIO_flush(bio_out);
 234         (void)BIO_flush(bio_err);
 235     }
 236     ret = 1;
 237  end:
 238     OPENSSL_free(copied_argv);
 239     OPENSSL_free(default_config_file);
 240     lh_FUNCTION_free(prog);
 241     OPENSSL_free(arg.argv);
 242
 243     BIO_free(bio_in);
 244     BIO_free_all(bio_out);
 245     apps_shutdown();
 246 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
 247     if (CRYPTO_mem_leaks(bio_err) <= 0)
 248         ret = 1;
 249 #endif
 250     BIO_free(bio_err);
 251     EXIT(ret);
 252 }
 253
 254 const OPTIONS exit_options[] = {
 255     {NULL}
 256 };
 257
 258 static void list_cipher_fn(const EVP_CIPHER *c,
 259                            const char *from, const char *to, void *arg)
 260 {
 261     if (c != NULL) {
 262         BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
 263     } else {
 264         if (from == NULL)
 265             from = "<undefined>";
 266         if (to == NULL)
 267             to = "<undefined>";
 268         BIO_printf(arg, "%s => %s\n", from, to);
 269     }
 270 }
 271
 272 static void list_md_fn(const EVP_MD *m,
 273                        const char *from, const char *to, void *arg)
 274 {
 275     if (m != NULL) {
 276         BIO_printf(arg, "%s\n", EVP_MD_name(m));
 277     } else {
 278         if (from == NULL)
 279             from = "<undefined>";
 280         if (to == NULL)
 281             to = "<undefined>";
 282         BIO_printf((BIO *)arg, "%s => %s\n", from, to);
 283     }
 284 }
 285
 286 static void list_missing_help(void)
 287 {
 288     const FUNCTION *fp;
 289     const OPTIONS *o;
 290
 291     for (fp = functions; fp->name != NULL; fp++) {
 292         if ((o = fp->help) == NULL) {
 293             BIO_printf(bio_out, "%s *\n", fp->name);
 294             continue;
 295         }
 296         for ( ; o->name != NULL; o++) {
 297             if (o->helpstr == NULL)
 298                 BIO_printf(bio_out, "%s %s\n", fp->name, o->name);
 299         }
 300     }
 301 }
 302
 303
 304 /* Unified enum for help and list commands. */
 305 typedef enum HELPLIST_CHOICE {
 306     OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
 307     OPT_COMMANDS, OPT_DIGEST_COMMANDS,
 308     OPT_DIGEST_ALGORITHMS, OPT_CIPHER_COMMANDS, OPT_CIPHER_ALGORITHMS,
 309     OPT_PK_ALGORITHMS, OPT_DISABLED, OPT_MISSING_HELP
 310 } HELPLIST_CHOICE;
 311
 312 const OPTIONS list_options[] = {
 313     {"help", OPT_HELP, '-', "Display this summary"},
 314     {"commands", OPT_COMMANDS, '-', "List of standard commands"},
 315     {"digest-commands", OPT_DIGEST_COMMANDS, '-',
 316      "List of message digest commands"},
 317     {"digest-algorithms", OPT_DIGEST_ALGORITHMS, '-',
 318      "List of message digest algorithms"},
 319     {"cipher-commands", OPT_CIPHER_COMMANDS, '-', "List of cipher commands"},
 320     {"cipher-algorithms", OPT_CIPHER_ALGORITHMS, '-',
 321      "List of cipher algorithms"},
 322     {"public-key-algorithms", OPT_PK_ALGORITHMS, '-',
 323      "List of public key algorithms"},
 324     {"disabled", OPT_DISABLED, '-',
 325      "List of disabled features"},
 326     {"missing-help", OPT_MISSING_HELP, '-',
 327      "List missing detailed help strings"},
 328     {NULL}
 329 };
 330
 331 int list_main(int argc, char **argv)
 332 {
 333     char *prog;
 334     HELPLIST_CHOICE o;
 335     int done = 0;
 336
 337     prog = opt_init(argc, argv, list_options);
 338     while ((o = opt_next()) != OPT_EOF) {
 339         switch (o) {
 340         case OPT_EOF:  /* Never hit, but suppresses warning */
 341         case OPT_ERR:
 342             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 343             return 1;
 344         case OPT_HELP:
 345             opt_help(list_options);
 346             break;
 347         case OPT_COMMANDS:
 348             list_type(FT_general);
 349             break;
 350         case OPT_DIGEST_COMMANDS:
 351             list_type(FT_md);
 352             break;
 353         case OPT_DIGEST_ALGORITHMS:
 354             EVP_MD_do_all_sorted(list_md_fn, bio_out);
 355             break;
 356         case OPT_CIPHER_COMMANDS:
 357             list_type(FT_cipher);
 358             break;
 359         case OPT_CIPHER_ALGORITHMS:
 360             EVP_CIPHER_do_all_sorted(list_cipher_fn, bio_out);
 361             break;
 362         case OPT_PK_ALGORITHMS:
 363             list_pkey();
 364             break;
 365         case OPT_DISABLED:
 366             list_disabled();
 367             break;
 368         case OPT_MISSING_HELP:
 369             list_missing_help();
 370             break;
 371         }
 372         done = 1;
 373     }
 374
 375     if (!done) {
 376         BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 377         return 1;
 378     }
 379
 380     return 0;
 381 }
 382
 383 typedef enum HELP_CHOICE {
 384     OPT_hERR = -1, OPT_hEOF = 0, OPT_hHELP
 385 } HELP_CHOICE;
 386
 387 const OPTIONS help_options[] = {
 388     {"help", OPT_hHELP, '-', "Display this summary"},
 389     {NULL}
 390 };
 391
 392
 393 int help_main(int argc, char **argv)
 394 {
 395     FUNCTION *fp;
 396     int i, nl;
 397     FUNC_TYPE tp;
 398     char *prog;
 399     HELP_CHOICE o;
 400
 401     prog = opt_init(argc, argv, help_options);
 402     while ((o = opt_next()) != OPT_hEOF) {
 403         switch (o) {
 404         case OPT_hERR:
 405         case OPT_hEOF:
 406             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 407             return 1;
 408         case OPT_hHELP:
 409             opt_help(help_options);
 410             return 0;
 411         }
 412     }
 413
 414     if (opt_num_rest() != 0) {
 415         BIO_printf(bio_err, "Usage: %s\n", prog);
 416         return 1;
 417     }
 418
 419     BIO_printf(bio_err, "\nStandard commands");
 420     i = 0;
 421     tp = FT_none;
 422     for (fp = functions; fp->name != NULL; fp++) {
 423         nl = 0;
 424         if (((i++) % COLUMNS) == 0) {
 425             BIO_printf(bio_err, "\n");
 426             nl = 1;
 427         }
 428         if (fp->type != tp) {
 429             tp = fp->type;
 430             if (!nl)
 431                 BIO_printf(bio_err, "\n");
 432             if (tp == FT_md) {
 433                 i = 1;
 434                 BIO_printf(bio_err,
 435                            "\nMessage Digest commands (see the `dgst' command for more details)\n");
 436             } else if (tp == FT_cipher) {
 437                 i = 1;
 438                 BIO_printf(bio_err,
 439                            "\nCipher commands (see the `enc' command for more details)\n");
 440             }
 441         }
 442         BIO_printf(bio_err, FORMAT, fp->name);
 443     }
 444     BIO_printf(bio_err, "\n\n");
 445     return 0;
 446 }
 447
 448 int exit_main(int argc, char **argv)
 449 {
 450     return EXIT_THE_PROGRAM;
 451 }
 452
 453 static void list_type(FUNC_TYPE ft)
 454 {
 455     FUNCTION *fp;
 456     int i = 0;
 457
 458     for (fp = functions; fp->name != NULL; fp++)
 459         if (fp->type == ft) {
 460             if ((i++ % COLUMNS) == 0)
 461                 BIO_printf(bio_out, "\n");
 462             BIO_printf(bio_out, FORMAT, fp->name);
 463         }
 464     BIO_printf(bio_out, "\n");
 465 }
 466
 467 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
 468 {
 469     FUNCTION f, *fp;
 470
 471     if (argc <= 0 || argv[0] == NULL)
 472         return (0);
 473     f.name = argv[0];
 474     fp = lh_FUNCTION_retrieve(prog, &f);
 475     if (fp == NULL) {
 476         if (EVP_get_digestbyname(argv[0])) {
 477             f.type = FT_md;
 478             f.func = dgst_main;
 479             fp = &f;
 480         } else if (EVP_get_cipherbyname(argv[0])) {
 481             f.type = FT_cipher;
 482             f.func = enc_main;
 483             fp = &f;
 484         }
 485     }
 486     if (fp != NULL) {
 487         return (fp->func(argc, argv));
 488     }
 489     if ((strncmp(argv[0], "no-", 3)) == 0) {
 490         /*
 491          * User is asking if foo is unsupported, by trying to "run" the
 492          * no-foo command.  Strange.
 493          */
 494         f.name = argv[0] + 3;
 495         if (lh_FUNCTION_retrieve(prog, &f) == NULL) {
 496             BIO_printf(bio_out, "%s\n", argv[0]);
 497             return (0);
 498         }
 499         BIO_printf(bio_out, "%s\n", argv[0] + 3);
 500         return 1;
 501     }
 502     if (strcmp(argv[0], "quit") == 0 || strcmp(argv[0], "q") == 0 ||
 503         strcmp(argv[0], "exit") == 0 || strcmp(argv[0], "bye") == 0)
 504         /* Special value to mean "exit the program. */
 505         return EXIT_THE_PROGRAM;
 506
 507     BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n",
 508                argv[0]);
 509     return (1);
 510 }
 511
 512 static void list_pkey(void)
 513 {
 514     int i;
 515
 516     for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
 517         const EVP_PKEY_ASN1_METHOD *ameth;
 518         int pkey_id, pkey_base_id, pkey_flags;
 519         const char *pinfo, *pem_str;
 520         ameth = EVP_PKEY_asn1_get0(i);
 521         EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
 522                                 &pinfo, &pem_str, ameth);
 523         if (pkey_flags & ASN1_PKEY_ALIAS) {
 524             BIO_printf(bio_out, "Name: %s\n", OBJ_nid2ln(pkey_id));
 525             BIO_printf(bio_out, "\tAlias for: %s\n",
 526                        OBJ_nid2ln(pkey_base_id));
 527         } else {
 528             BIO_printf(bio_out, "Name: %s\n", pinfo);
 529             BIO_printf(bio_out, "\tType: %s Algorithm\n",
 530                        pkey_flags & ASN1_PKEY_DYNAMIC ?
 531                        "External" : "Builtin");
 532             BIO_printf(bio_out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
 533             if (pem_str == NULL)
 534                 pem_str = "(none)";
 535             BIO_printf(bio_out, "\tPEM string: %s\n", pem_str);
 536         }
 537
 538     }
 539 }
 540
 541 static int function_cmp(const FUNCTION * a, const FUNCTION * b)
 542 {
 543     return strncmp(a->name, b->name, 8);
 544 }
 545
 546 static unsigned long function_hash(const FUNCTION * a)
 547 {
 548     return OPENSSL_LH_strhash(a->name);
 549 }
 550
 551 static int SortFnByName(const void *_f1, const void *_f2)
 552 {
 553     const FUNCTION *f1 = _f1;
 554     const FUNCTION *f2 = _f2;
 555
 556     if (f1->type != f2->type)
 557         return f1->type - f2->type;
 558     return strcmp(f1->name, f2->name);
 559 }
 560
 561 static void list_disabled(void)
 562 {
 563     BIO_puts(bio_out, "Disabled algorithms:\n");
 564 #ifdef OPENSSL_NO_ARIA
 565     BIO_puts(bio_out, "ARIA\n");
 566 #endif
 567 #ifdef OPENSSL_NO_BF
 568     BIO_puts(bio_out, "BF\n");
 569 #endif
 570 #ifdef OPENSSL_NO_BLAKE2
 571     BIO_puts(bio_out, "BLAKE2\n");
 572 #endif
 573 #ifdef OPENSSL_NO_CAMELLIA
 574     BIO_puts(bio_out, "CAMELLIA\n");
 575 #endif
 576 #ifdef OPENSSL_NO_CAST
 577     BIO_puts(bio_out, "CAST\n");
 578 #endif
 579 #ifdef OPENSSL_NO_CMAC
 580     BIO_puts(bio_out, "CMAC\n");
 581 #endif
 582 #ifdef OPENSSL_NO_CMS
 583     BIO_puts(bio_out, "CMS\n");
 584 #endif
 585 #ifdef OPENSSL_NO_COMP
 586     BIO_puts(bio_out, "COMP\n");
 587 #endif
 588 #ifdef OPENSSL_NO_DES
 589     BIO_puts(bio_out, "DES\n");
 590 #endif
 591 #ifdef OPENSSL_NO_DGRAM
 592     BIO_puts(bio_out, "DGRAM\n");
 593 #endif
 594 #ifdef OPENSSL_NO_DH
 595     BIO_puts(bio_out, "DH\n");
 596 #endif
 597 #ifdef OPENSSL_NO_DSA
 598     BIO_puts(bio_out, "DSA\n");
 599 #endif
 600 #if defined(OPENSSL_NO_DTLS)
 601     BIO_puts(bio_out, "DTLS\n");
 602 #endif
 603 #if defined(OPENSSL_NO_DTLS1)
 604     BIO_puts(bio_out, "DTLS1\n");
 605 #endif
 606 #if defined(OPENSSL_NO_DTLS1_2)
 607     BIO_puts(bio_out, "DTLS1_2\n");
 608 #endif
 609 #ifdef OPENSSL_NO_EC
 610     BIO_puts(bio_out, "EC\n");
 611 #endif
 612 #ifdef OPENSSL_NO_EC2M
 613     BIO_puts(bio_out, "EC2M\n");
 614 #endif
 615 #ifdef OPENSSL_NO_ENGINE
 616     BIO_puts(bio_out, "ENGINE\n");
 617 #endif
 618 #ifdef OPENSSL_NO_GOST
 619     BIO_puts(bio_out, "GOST\n");
 620 #endif
 621 #ifdef OPENSSL_NO_HEARTBEATS
 622     BIO_puts(bio_out, "HEARTBEATS\n");
 623 #endif
 624 #ifdef OPENSSL_NO_IDEA
 625     BIO_puts(bio_out, "IDEA\n");
 626 #endif
 627 #ifdef OPENSSL_NO_MD2
 628     BIO_puts(bio_out, "MD2\n");
 629 #endif
 630 #ifdef OPENSSL_NO_MD4
 631     BIO_puts(bio_out, "MD4\n");
 632 #endif
 633 #ifdef OPENSSL_NO_MD5
 634     BIO_puts(bio_out, "MD5\n");
 635 #endif
 636 #ifdef OPENSSL_NO_MDC2
 637     BIO_puts(bio_out, "MDC2\n");
 638 #endif
 639 #ifdef OPENSSL_NO_OCB
 640     BIO_puts(bio_out, "OCB\n");
 641 #endif
 642 #ifdef OPENSSL_NO_OCSP
 643     BIO_puts(bio_out, "OCSP\n");
 644 #endif
 645 #ifdef OPENSSL_NO_PSK
 646     BIO_puts(bio_out, "PSK\n");
 647 #endif
 648 #ifdef OPENSSL_NO_RC2
 649     BIO_puts(bio_out, "RC2\n");
 650 #endif
 651 #ifdef OPENSSL_NO_RC4
 652     BIO_puts(bio_out, "RC4\n");
 653 #endif
 654 #ifdef OPENSSL_NO_RC5
 655     BIO_puts(bio_out, "RC5\n");
 656 #endif
 657 #ifdef OPENSSL_NO_RMD160
 658     BIO_puts(bio_out, "RMD160\n");
 659 #endif
 660 #ifdef OPENSSL_NO_RSA
 661     BIO_puts(bio_out, "RSA\n");
 662 #endif
 663 #ifdef OPENSSL_NO_SCRYPT
 664     BIO_puts(bio_out, "SCRYPT\n");
 665 #endif
 666 #ifdef OPENSSL_NO_SCTP
 667     BIO_puts(bio_out, "SCTP\n");
 668 #endif
 669 #ifdef OPENSSL_NO_SEED
 670     BIO_puts(bio_out, "SEED\n");
 671 #endif
 672 #ifdef OPENSSL_NO_SOCK
 673     BIO_puts(bio_out, "SOCK\n");
 674 #endif
 675 #ifdef OPENSSL_NO_SRP
 676     BIO_puts(bio_out, "SRP\n");
 677 #endif
 678 #ifdef OPENSSL_NO_SRTP
 679     BIO_puts(bio_out, "SRTP\n");
 680 #endif
 681 #ifdef OPENSSL_NO_SSL3
 682     BIO_puts(bio_out, "SSL3\n");
 683 #endif
 684 #ifdef OPENSSL_NO_TLS1
 685     BIO_puts(bio_out, "TLS1\n");
 686 #endif
 687 #ifdef OPENSSL_NO_TLS1_1
 688     BIO_puts(bio_out, "TLS1_1\n");
 689 #endif
 690 #ifdef OPENSSL_NO_TLS1_2
 691     BIO_puts(bio_out, "TLS1_2\n");
 692 #endif
 693 #ifdef OPENSSL_NO_WHIRLPOOL
 694     BIO_puts(bio_out, "WHIRLPOOL\n");
 695 #endif
 696 #ifndef ZLIB
 697     BIO_puts(bio_out, "ZLIB\n");
 698 #endif
 699 }
 700
 701 static LHASH_OF(FUNCTION) *prog_init(void)
 702 {
 703     LHASH_OF(FUNCTION) *ret;
 704     FUNCTION *f;
 705     size_t i;
 706
 707     /* Sort alphabetically within category. For nicer help displays. */
 708     for (i = 0, f = functions; f->name != NULL; ++f, ++i) ;
 709     qsort(functions, i, sizeof(*functions), SortFnByName);
 710
 711     if ((ret = lh_FUNCTION_new(function_hash, function_cmp)) == NULL)
 712         return (NULL);
 713
 714     for (f = functions; f->name != NULL; f++)
 715         (void)lh_FUNCTION_insert(ret, f);
 716     return (ret);
 717 }