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  46  * The LHASH callbacks ("hash" & "cmp") have been replaced by functions with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     setup_ui_method();
  74
  75     return 1;
  76 }
  77
  78 static void apps_shutdown()
  79 {
  80     destroy_ui_method();
  81 }
  82
  83 static char *make_config_name()
  84 {
  85     const char *t;
  86     size_t len;
  87     char *p;
  88
  89     if ((t = getenv("OPENSSL_CONF")) != NULL)
  90         return OPENSSL_strdup(t);
  91
  92     t = X509_get_default_cert_area();
  93     len = strlen(t) + 1 + strlen(OPENSSL_CONF) + 1;
  94     p = app_malloc(len, "config filename buffer");
  95     strcpy(p, t);
  96 #ifndef OPENSSL_SYS_VMS
  97     strcat(p, "/");
  98 #endif
  99     strcat(p, OPENSSL_CONF);
 100
 101     return p;
 102 }
 103
 104 int main(int argc, char *argv[])
 105 {
 106     FUNCTION f, *fp;
 107     LHASH_OF(FUNCTION) *prog = NULL;
 108     char **copied_argv = NULL;
 109     char *p, *pname;
 110     char buf[1024];
 111     const char *prompt;
 112     ARGS arg;
 113     int first, n, i, ret = 0;
 114
 115     arg.argv = NULL;
 116     arg.size = 0;
 117
 118     /* Set up some of the environment. */
 119     default_config_file = make_config_name();
 120     bio_in = dup_bio_in(FORMAT_TEXT);
 121     bio_out = dup_bio_out(FORMAT_TEXT);
 122     bio_err = dup_bio_err(FORMAT_TEXT);
 123
 124 #if defined(OPENSSL_SYS_VMS) && defined(__DECC)
 125     copied_argv = argv = copy_argv(&argc, argv);
 126 #elif defined(_WIN32)
 127     /*
 128      * Replace argv[] with UTF-8 encoded strings.
 129      */
 130     win32_utf8argv(&argc, &argv);
 131 #endif
 132
 133     p = getenv("OPENSSL_DEBUG_MEMORY");
 134     if (p != NULL && strcmp(p, "on") == 0)
 135         CRYPTO_set_mem_debug(1);
 136     CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
 137
 138     if (getenv("OPENSSL_FIPS")) {
 139         BIO_printf(bio_err, "FIPS mode not supported.\n");
 140         return 1;
 141     }
 142
 143     if (!apps_startup()) {
 144         BIO_printf(bio_err,
 145                    "FATAL: Startup failure (dev note: apps_startup() failed)\n");
 146         ERR_print_errors(bio_err);
 147         ret = 1;
 148         goto end;
 149     }
 150
 151     prog = prog_init();
 152     pname = opt_progname(argv[0]);
 153
 154     /* first check the program name */
 155     f.name = pname;
 156     fp = lh_FUNCTION_retrieve(prog, &f);
 157     if (fp != NULL) {
 158         argv[0] = pname;
 159         ret = fp->func(argc, argv);
 160         goto end;
 161     }
 162
 163     /* If there is stuff on the command line, run with that. */
 164     if (argc != 1) {
 165         argc--;
 166         argv++;
 167         ret = do_cmd(prog, argc, argv);
 168         if (ret < 0)
 169             ret = 0;
 170         goto end;
 171     }
 172
 173     /* ok, lets enter interactive mode */
 174     for (;;) {
 175         ret = 0;
 176         /* Read a line, continue reading if line ends with \ */
 177         for (p = buf, n = sizeof buf, i = 0, first = 1; n > 0; first = 0) {
 178             prompt = first ? "OpenSSL> " : "> ";
 179             p[0] = '\0';
 180 #ifndef READLINE
 181             fputs(prompt, stdout);
 182             fflush(stdout);
 183             if (!fgets(p, n, stdin))
 184                 goto end;
 185             if (p[0] == '\0')
 186                 goto end;
 187             i = strlen(p);
 188             if (i <= 1)
 189                 break;
 190             if (p[i - 2] != '\\')
 191                 break;
 192             i -= 2;
 193             p += i;
 194             n -= i;
 195 #else
 196             {
 197                 extern char *readline(const char *);
 198                 extern void add_history(const char *cp);
 199                 char *text;
 200
 201                 text = readline(prompt);
 202                 if (text == NULL)
 203                     goto end;
 204                 i = strlen(text);
 205                 if (i == 0 || i > n)
 206                     break;
 207                 if (text[i - 1] != '\\') {
 208                     p += strlen(strcpy(p, text));
 209                     free(text);
 210                     add_history(buf);
 211                     break;
 212                 }
 213
 214                 text[i - 1] = '\0';
 215                 p += strlen(strcpy(p, text));
 216                 free(text);
 217                 n -= i;
 218             }
 219 #endif
 220         }
 221
 222         if (!chopup_args(&arg, buf)) {
 223             BIO_printf(bio_err, "Can't parse (no memory?)\n");
 224             break;
 225         }
 226
 227         ret = do_cmd(prog, arg.argc, arg.argv);
 228         if (ret == EXIT_THE_PROGRAM) {
 229             ret = 0;
 230             goto end;
 231         }
 232         if (ret != 0)
 233             BIO_printf(bio_err, "error in %s\n", arg.argv[0]);
 234         (void)BIO_flush(bio_out);
 235         (void)BIO_flush(bio_err);
 236     }
 237     ret = 1;
 238  end:
 239     OPENSSL_free(copied_argv);
 240     OPENSSL_free(default_config_file);
 241     lh_FUNCTION_free(prog);
 242     OPENSSL_free(arg.argv);
 243     app_RAND_write();
 244
 245     BIO_free(bio_in);
 246     BIO_free_all(bio_out);
 247     apps_shutdown();
 248 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
 249     if (CRYPTO_mem_leaks(bio_err) <= 0)
 250         ret = 1;
 251 #endif
 252     BIO_free(bio_err);
 253     EXIT(ret);
 254 }
 255
 256 const OPTIONS exit_options[] = {
 257     {NULL}
 258 };
 259
 260 static void list_cipher_fn(const EVP_CIPHER *c,
 261                            const char *from, const char *to, void *arg)
 262 {
 263     if (c != NULL) {
 264         BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
 265     } else {
 266         if (from == NULL)
 267             from = "<undefined>";
 268         if (to == NULL)
 269             to = "<undefined>";
 270         BIO_printf(arg, "%s => %s\n", from, to);
 271     }
 272 }
 273
 274 static void list_md_fn(const EVP_MD *m,
 275                        const char *from, const char *to, void *arg)
 276 {
 277     if (m != NULL) {
 278         BIO_printf(arg, "%s\n", EVP_MD_name(m));
 279     } else {
 280         if (from == NULL)
 281             from = "<undefined>";
 282         if (to == NULL)
 283             to = "<undefined>";
 284         BIO_printf((BIO *)arg, "%s => %s\n", from, to);
 285     }
 286 }
 287
 288 static void list_missing_help(void)
 289 {
 290     const FUNCTION *fp;
 291     const OPTIONS *o;
 292
 293     for (fp = functions; fp->name != NULL; fp++) {
 294         if ((o = fp->help) == NULL) {
 295             BIO_printf(bio_out, "%s *\n", fp->name);
 296             continue;
 297         }
 298         for ( ; o->name != NULL; o++) {
 299             if (o->helpstr == NULL)
 300                 BIO_printf(bio_out, "%s %s\n", fp->name, o->name);
 301         }
 302     }
 303 }
 304
 305
 306 /* Unified enum for help and list commands. */
 307 typedef enum HELPLIST_CHOICE {
 308     OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
 309     OPT_COMMANDS, OPT_DIGEST_COMMANDS,
 310     OPT_DIGEST_ALGORITHMS, OPT_CIPHER_COMMANDS, OPT_CIPHER_ALGORITHMS,
 311     OPT_PK_ALGORITHMS, OPT_DISABLED, OPT_MISSING_HELP
 312 } HELPLIST_CHOICE;
 313
 314 const OPTIONS list_options[] = {
 315     {"help", OPT_HELP, '-', "Display this summary"},
 316     {"commands", OPT_COMMANDS, '-', "List of standard commands"},
 317     {"digest-commands", OPT_DIGEST_COMMANDS, '-',
 318      "List of message digest commands"},
 319     {"digest-algorithms", OPT_DIGEST_ALGORITHMS, '-',
 320      "List of message digest algorithms"},
 321     {"cipher-commands", OPT_CIPHER_COMMANDS, '-', "List of cipher commands"},
 322     {"cipher-algorithms", OPT_CIPHER_ALGORITHMS, '-',
 323      "List of cipher algorithms"},
 324     {"public-key-algorithms", OPT_PK_ALGORITHMS, '-',
 325      "List of public key algorithms"},
 326     {"disabled", OPT_DISABLED, '-',
 327      "List of disabled features"},
 328     {"missing-help", OPT_MISSING_HELP, '-',
 329      "List missing detailed help strings"},
 330     {NULL}
 331 };
 332
 333 int list_main(int argc, char **argv)
 334 {
 335     char *prog;
 336     HELPLIST_CHOICE o;
 337     int done = 0;
 338
 339     prog = opt_init(argc, argv, list_options);
 340     while ((o = opt_next()) != OPT_EOF) {
 341         switch (o) {
 342         case OPT_EOF:  /* Never hit, but suppresses warning */
 343         case OPT_ERR:
 344             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 345             return 1;
 346         case OPT_HELP:
 347             opt_help(list_options);
 348             break;
 349         case OPT_COMMANDS:
 350             list_type(FT_general);
 351             break;
 352         case OPT_DIGEST_COMMANDS:
 353             list_type(FT_md);
 354             break;
 355         case OPT_DIGEST_ALGORITHMS:
 356             EVP_MD_do_all_sorted(list_md_fn, bio_out);
 357             break;
 358         case OPT_CIPHER_COMMANDS:
 359             list_type(FT_cipher);
 360             break;
 361         case OPT_CIPHER_ALGORITHMS:
 362             EVP_CIPHER_do_all_sorted(list_cipher_fn, bio_out);
 363             break;
 364         case OPT_PK_ALGORITHMS:
 365             list_pkey();
 366             break;
 367         case OPT_DISABLED:
 368             list_disabled();
 369             break;
 370         case OPT_MISSING_HELP:
 371             list_missing_help();
 372             break;
 373         }
 374         done = 1;
 375     }
 376
 377     if (!done) {
 378         BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 379         return 1;
 380     }
 381
 382     return 0;
 383 }
 384
 385 typedef enum HELP_CHOICE {
 386     OPT_hERR = -1, OPT_hEOF = 0, OPT_hHELP
 387 } HELP_CHOICE;
 388
 389 const OPTIONS help_options[] = {
 390     {"help", OPT_hHELP, '-', "Display this summary"},
 391     {NULL}
 392 };
 393
 394
 395 int help_main(int argc, char **argv)
 396 {
 397     FUNCTION *fp;
 398     int i, nl;
 399     FUNC_TYPE tp;
 400     char *prog;
 401     HELP_CHOICE o;
 402
 403     prog = opt_init(argc, argv, help_options);
 404     while ((o = opt_next()) != OPT_hEOF) {
 405         switch (o) {
 406         case OPT_hERR:
 407         case OPT_hEOF:
 408             BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
 409             return 1;
 410         case OPT_hHELP:
 411             opt_help(help_options);
 412             return 0;
 413         }
 414     }
 415
 416     if (opt_num_rest() != 0) {
 417         BIO_printf(bio_err, "Usage: %s\n", prog);
 418         return 1;
 419     }
 420
 421     BIO_printf(bio_err, "\nStandard commands");
 422     i = 0;
 423     tp = FT_none;
 424     for (fp = functions; fp->name != NULL; fp++) {
 425         nl = 0;
 426         if (((i++) % COLUMNS) == 0) {
 427             BIO_printf(bio_err, "\n");
 428             nl = 1;
 429         }
 430         if (fp->type != tp) {
 431             tp = fp->type;
 432             if (!nl)
 433                 BIO_printf(bio_err, "\n");
 434             if (tp == FT_md) {
 435                 i = 1;
 436                 BIO_printf(bio_err,
 437                            "\nMessage Digest commands (see the `dgst' command for more details)\n");
 438             } else if (tp == FT_cipher) {
 439                 i = 1;
 440                 BIO_printf(bio_err,
 441                            "\nCipher commands (see the `enc' command for more details)\n");
 442             }
 443         }
 444         BIO_printf(bio_err, FORMAT, fp->name);
 445     }
 446     BIO_printf(bio_err, "\n\n");
 447     return 0;
 448 }
 449
 450 int exit_main(int argc, char **argv)
 451 {
 452     return EXIT_THE_PROGRAM;
 453 }
 454
 455 static void list_type(FUNC_TYPE ft)
 456 {
 457     FUNCTION *fp;
 458     int i = 0;
 459
 460     for (fp = functions; fp->name != NULL; fp++)
 461         if (fp->type == ft) {
 462             if ((i++ % COLUMNS) == 0)
 463                 BIO_printf(bio_out, "\n");
 464             BIO_printf(bio_out, FORMAT, fp->name);
 465         }
 466     BIO_printf(bio_out, "\n");
 467 }
 468
 469 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
 470 {
 471     FUNCTION f, *fp;
 472
 473     if (argc <= 0 || argv[0] == NULL)
 474         return (0);
 475     f.name = argv[0];
 476     fp = lh_FUNCTION_retrieve(prog, &f);
 477     if (fp == NULL) {
 478         if (EVP_get_digestbyname(argv[0])) {
 479             f.type = FT_md;
 480             f.func = dgst_main;
 481             fp = &f;
 482         } else if (EVP_get_cipherbyname(argv[0])) {
 483             f.type = FT_cipher;
 484             f.func = enc_main;
 485             fp = &f;
 486         }
 487     }
 488     if (fp != NULL) {
 489         return (fp->func(argc, argv));
 490     }
 491     if ((strncmp(argv[0], "no-", 3)) == 0) {
 492         /*
 493          * User is asking if foo is unsupported, by trying to "run" the
 494          * no-foo command.  Strange.
 495          */
 496         f.name = argv[0] + 3;
 497         if (lh_FUNCTION_retrieve(prog, &f) == NULL) {
 498             BIO_printf(bio_out, "%s\n", argv[0]);
 499             return (0);
 500         }
 501         BIO_printf(bio_out, "%s\n", argv[0] + 3);
 502         return 1;
 503     }
 504     if (strcmp(argv[0], "quit") == 0 || strcmp(argv[0], "q") == 0 ||
 505         strcmp(argv[0], "exit") == 0 || strcmp(argv[0], "bye") == 0)
 506         /* Special value to mean "exit the program. */
 507         return EXIT_THE_PROGRAM;
 508
 509     BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n",
 510                argv[0]);
 511     return (1);
 512 }
 513
 514 static void list_pkey(void)
 515 {
 516     int i;
 517
 518     for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
 519         const EVP_PKEY_ASN1_METHOD *ameth;
 520         int pkey_id, pkey_base_id, pkey_flags;
 521         const char *pinfo, *pem_str;
 522         ameth = EVP_PKEY_asn1_get0(i);
 523         EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
 524                                 &pinfo, &pem_str, ameth);
 525         if (pkey_flags & ASN1_PKEY_ALIAS) {
 526             BIO_printf(bio_out, "Name: %s\n", OBJ_nid2ln(pkey_id));
 527             BIO_printf(bio_out, "\tAlias for: %s\n",
 528                        OBJ_nid2ln(pkey_base_id));
 529         } else {
 530             BIO_printf(bio_out, "Name: %s\n", pinfo);
 531             BIO_printf(bio_out, "\tType: %s Algorithm\n",
 532                        pkey_flags & ASN1_PKEY_DYNAMIC ?
 533                        "External" : "Builtin");
 534             BIO_printf(bio_out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
 535             if (pem_str == NULL)
 536                 pem_str = "(none)";
 537             BIO_printf(bio_out, "\tPEM string: %s\n", pem_str);
 538         }
 539
 540     }
 541 }
 542
 543 static int function_cmp(const FUNCTION * a, const FUNCTION * b)
 544 {
 545     return strncmp(a->name, b->name, 8);
 546 }
 547
 548 static unsigned long function_hash(const FUNCTION * a)
 549 {
 550     return OPENSSL_LH_strhash(a->name);
 551 }
 552
 553 static int SortFnByName(const void *_f1, const void *_f2)
 554 {
 555     const FUNCTION *f1 = _f1;
 556     const FUNCTION *f2 = _f2;
 557
 558     if (f1->type != f2->type)
 559         return f1->type - f2->type;
 560     return strcmp(f1->name, f2->name);
 561 }
 562
 563 static void list_disabled(void)
 564 {
 565     BIO_puts(bio_out, "Disabled algorithms:\n");
 566 #ifdef OPENSSL_NO_ARIA
 567     BIO_puts(bio_out, "ARIA\n");
 568 #endif
 569 #ifdef OPENSSL_NO_BF
 570     BIO_puts(bio_out, "BF\n");
 571 #endif
 572 #ifdef OPENSSL_NO_BLAKE2
 573     BIO_puts(bio_out, "BLAKE2\n");
 574 #endif
 575 #ifdef OPENSSL_NO_CAMELLIA
 576     BIO_puts(bio_out, "CAMELLIA\n");
 577 #endif
 578 #ifdef OPENSSL_NO_CAST
 579     BIO_puts(bio_out, "CAST\n");
 580 #endif
 581 #ifdef OPENSSL_NO_CMAC
 582     BIO_puts(bio_out, "CMAC\n");
 583 #endif
 584 #ifdef OPENSSL_NO_CMS
 585     BIO_puts(bio_out, "CMS\n");
 586 #endif
 587 #ifdef OPENSSL_NO_COMP
 588     BIO_puts(bio_out, "COMP\n");
 589 #endif
 590 #ifdef OPENSSL_NO_DES
 591     BIO_puts(bio_out, "DES\n");
 592 #endif
 593 #ifdef OPENSSL_NO_DGRAM
 594     BIO_puts(bio_out, "DGRAM\n");
 595 #endif
 596 #ifdef OPENSSL_NO_DH
 597     BIO_puts(bio_out, "DH\n");
 598 #endif
 599 #ifdef OPENSSL_NO_DSA
 600     BIO_puts(bio_out, "DSA\n");
 601 #endif
 602 #if defined(OPENSSL_NO_DTLS)
 603     BIO_puts(bio_out, "DTLS\n");
 604 #endif
 605 #if defined(OPENSSL_NO_DTLS1)
 606     BIO_puts(bio_out, "DTLS1\n");
 607 #endif
 608 #if defined(OPENSSL_NO_DTLS1_2)
 609     BIO_puts(bio_out, "DTLS1_2\n");
 610 #endif
 611 #ifdef OPENSSL_NO_EC
 612     BIO_puts(bio_out, "EC\n");
 613 #endif
 614 #ifdef OPENSSL_NO_EC2M
 615     BIO_puts(bio_out, "EC2M\n");
 616 #endif
 617 #ifdef OPENSSL_NO_ENGINE
 618     BIO_puts(bio_out, "ENGINE\n");
 619 #endif
 620 #ifdef OPENSSL_NO_GOST
 621     BIO_puts(bio_out, "GOST\n");
 622 #endif
 623 #ifdef OPENSSL_NO_HEARTBEATS
 624     BIO_puts(bio_out, "HEARTBEATS\n");
 625 #endif
 626 #ifdef OPENSSL_NO_IDEA
 627     BIO_puts(bio_out, "IDEA\n");
 628 #endif
 629 #ifdef OPENSSL_NO_MD2
 630     BIO_puts(bio_out, "MD2\n");
 631 #endif
 632 #ifdef OPENSSL_NO_MD4
 633     BIO_puts(bio_out, "MD4\n");
 634 #endif
 635 #ifdef OPENSSL_NO_MD5
 636     BIO_puts(bio_out, "MD5\n");
 637 #endif
 638 #ifdef OPENSSL_NO_MDC2
 639     BIO_puts(bio_out, "MDC2\n");
 640 #endif
 641 #ifdef OPENSSL_NO_OCB
 642     BIO_puts(bio_out, "OCB\n");
 643 #endif
 644 #ifdef OPENSSL_NO_OCSP
 645     BIO_puts(bio_out, "OCSP\n");
 646 #endif
 647 #ifdef OPENSSL_NO_PSK
 648     BIO_puts(bio_out, "PSK\n");
 649 #endif
 650 #ifdef OPENSSL_NO_RC2
 651     BIO_puts(bio_out, "RC2\n");
 652 #endif
 653 #ifdef OPENSSL_NO_RC4
 654     BIO_puts(bio_out, "RC4\n");
 655 #endif
 656 #ifdef OPENSSL_NO_RC5
 657     BIO_puts(bio_out, "RC5\n");
 658 #endif
 659 #ifdef OPENSSL_NO_RMD160
 660     BIO_puts(bio_out, "RMD160\n");
 661 #endif
 662 #ifdef OPENSSL_NO_RSA
 663     BIO_puts(bio_out, "RSA\n");
 664 #endif
 665 #ifdef OPENSSL_NO_SCRYPT
 666     BIO_puts(bio_out, "SCRYPT\n");
 667 #endif
 668 #ifdef OPENSSL_NO_SCTP
 669     BIO_puts(bio_out, "SCTP\n");
 670 #endif
 671 #ifdef OPENSSL_NO_SEED
 672     BIO_puts(bio_out, "SEED\n");
 673 #endif
 674 #ifdef OPENSSL_NO_SOCK
 675     BIO_puts(bio_out, "SOCK\n");
 676 #endif
 677 #ifdef OPENSSL_NO_SRP
 678     BIO_puts(bio_out, "SRP\n");
 679 #endif
 680 #ifdef OPENSSL_NO_SRTP
 681     BIO_puts(bio_out, "SRTP\n");
 682 #endif
 683 #ifdef OPENSSL_NO_SSL3
 684     BIO_puts(bio_out, "SSL3\n");
 685 #endif
 686 #ifdef OPENSSL_NO_TLS1
 687     BIO_puts(bio_out, "TLS1\n");
 688 #endif
 689 #ifdef OPENSSL_NO_TLS1_1
 690     BIO_puts(bio_out, "TLS1_1\n");
 691 #endif
 692 #ifdef OPENSSL_NO_TLS1_2
 693     BIO_puts(bio_out, "TLS1_2\n");
 694 #endif
 695 #ifdef OPENSSL_NO_WHIRLPOOL
 696     BIO_puts(bio_out, "WHIRLPOOL\n");
 697 #endif
 698 #ifndef ZLIB
 699     BIO_puts(bio_out, "ZLIB\n");
 700 #endif
 701 }
 702
 703 static LHASH_OF(FUNCTION) *prog_init(void)
 704 {
 705     LHASH_OF(FUNCTION) *ret;
 706     FUNCTION *f;
 707     size_t i;
 708
 709     /* Sort alphabetically within category. For nicer help displays. */
 710     for (i = 0, f = functions; f->name != NULL; ++f, ++i) ;
 711     qsort(functions, i, sizeof(*functions), SortFnByName);
 712
 713     if ((ret = lh_FUNCTION_new(function_hash, function_cmp)) == NULL)
 714         return (NULL);
 715
 716     for (f = functions; f->name != NULL; f++)
 717         (void)lh_FUNCTION_insert(ret, f);
 718     return (ret);
 719 }