2 * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
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
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>
23 #include <openssl/err.h>
25 # include <openssl/fips.h>
27 #define USE_SOCKETS /* needed for the _O_BINARY defs in the MS world */
29 /* Needed to get the other O_xxx flags. */
30 #ifdef OPENSSL_SYS_VMS
33 #define INCLUDE_FUNCTION_TABLE
37 #ifdef OPENSSL_NO_CAMELLIA
38 # define FORMAT "%-15s"
41 # define FORMAT "%-18s"
45 /* Special sentinel to exit the program. */
46 #define EXIT_THE_PROGRAM (-1)
49 * The LHASH callbacks ("hash" & "cmp") have been replaced by functions with
50 * the base prototypes (we cast each variable inside the function to the
51 * required type of "FUNCTION*"). This removes the necessity for
52 * macro-generated wrapper functions.
54 static LHASH_OF(FUNCTION) *prog_init(void);
55 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[]);
56 static void list_pkey(void);
57 static void list_type(FUNC_TYPE ft);
58 static void list_disabled(void);
59 char *default_config_file = NULL;
65 static int apps_startup()
68 signal(SIGPIPE, SIG_IGN);
71 /* Set non-default library initialisation settings */
72 if (!OPENSSL_init_ssl(OPENSSL_INIT_ENGINE_ALL_BUILTIN
73 | OPENSSL_INIT_LOAD_CONFIG, NULL))
83 static void apps_shutdown()
90 static char *make_config_name()
96 if ((t = getenv("OPENSSL_CONF")) != NULL)
97 return OPENSSL_strdup(t);
99 t = X509_get_default_cert_area();
100 len = strlen(t) + 1 + strlen(OPENSSL_CONF) + 1;
101 p = app_malloc(len, "config filename buffer");
103 #ifndef OPENSSL_SYS_VMS
106 strcat(p, OPENSSL_CONF);
111 int main(int argc, char *argv[])
114 LHASH_OF(FUNCTION) *prog = NULL;
115 char **copied_argv = NULL;
120 int first, n, i, ret = 0;
125 /* Set up some of the environment. */
126 default_config_file = make_config_name();
127 bio_in = dup_bio_in(FORMAT_TEXT);
128 bio_out = dup_bio_out(FORMAT_TEXT);
129 bio_err = dup_bio_err(FORMAT_TEXT);
131 #if defined(OPENSSL_SYS_VMS) && defined(__DECC)
132 copied_argv = argv = copy_argv(&argc, argv);
133 #elif defined(_WIN32)
135 * Replace argv[] with UTF-8 encoded strings.
137 win32_utf8argv(&argc, &argv);
140 p = getenv("OPENSSL_DEBUG_MEMORY");
141 if (p != NULL && strcmp(p, "on") == 0)
142 CRYPTO_set_mem_debug(1);
143 CRYPTO_mem_ctrl(CRYPTO_MEM_CHECK_ON);
145 if (getenv("OPENSSL_FIPS")) {
147 if (!FIPS_mode_set(1)) {
148 ERR_print_errors(bio_err);
152 BIO_printf(bio_err, "FIPS mode not supported.\n");
157 if (!apps_startup()) {
159 "FATAL: Startup failure (dev note: apps_startup() failed)\n");
160 ERR_print_errors(bio_err);
166 pname = opt_progname(argv[0]);
168 /* first check the program name */
170 fp = lh_FUNCTION_retrieve(prog, &f);
173 ret = fp->func(argc, argv);
177 /* If there is stuff on the command line, run with that. */
181 ret = do_cmd(prog, argc, argv);
187 /* ok, lets enter interactive mode */
190 /* Read a line, continue reading if line ends with \ */
191 for (p = buf, n = sizeof(buf), i = 0, first = 1; n > 0; first = 0) {
192 prompt = first ? "OpenSSL> " : "> ";
195 fputs(prompt, stdout);
197 if (!fgets(p, n, stdin))
204 if (p[i - 2] != '\\')
211 extern char *readline(const char *);
212 extern void add_history(const char *cp);
215 text = readline(prompt);
221 if (text[i - 1] != '\\') {
222 p += strlen(strcpy(p, text));
229 p += strlen(strcpy(p, text));
236 if (!chopup_args(&arg, buf)) {
237 BIO_printf(bio_err, "Can't parse (no memory?)\n");
241 ret = do_cmd(prog, arg.argc, arg.argv);
242 if (ret == EXIT_THE_PROGRAM) {
247 BIO_printf(bio_err, "error in %s\n", arg.argv[0]);
248 (void)BIO_flush(bio_out);
249 (void)BIO_flush(bio_err);
253 OPENSSL_free(copied_argv);
254 OPENSSL_free(default_config_file);
255 lh_FUNCTION_free(prog);
256 OPENSSL_free(arg.argv);
259 BIO_free_all(bio_out);
261 #ifndef OPENSSL_NO_CRYPTO_MDEBUG
262 if (CRYPTO_mem_leaks(bio_err) <= 0)
269 OPTIONS exit_options[] = {
273 static void list_cipher_fn(const EVP_CIPHER *c,
274 const char *from, const char *to, void *arg)
277 BIO_printf(arg, "%s\n", EVP_CIPHER_name(c));
280 from = "<undefined>";
283 BIO_printf(arg, "%s => %s\n", from, to);
287 static void list_md_fn(const EVP_MD *m,
288 const char *from, const char *to, void *arg)
291 BIO_printf(arg, "%s\n", EVP_MD_name(m));
294 from = "<undefined>";
297 BIO_printf((BIO *)arg, "%s => %s\n", from, to);
301 /* Unified enum for help and list commands. */
302 typedef enum HELPLIST_CHOICE {
303 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
304 OPT_COMMANDS, OPT_DIGEST_COMMANDS,
305 OPT_DIGEST_ALGORITHMS, OPT_CIPHER_COMMANDS, OPT_CIPHER_ALGORITHMS,
306 OPT_PK_ALGORITHMS, OPT_DISABLED
309 OPTIONS list_options[] = {
310 {"help", OPT_HELP, '-', "Display this summary"},
311 {"commands", OPT_COMMANDS, '-', "List of standard commands"},
312 {"digest-commands", OPT_DIGEST_COMMANDS, '-',
313 "List of message digest commands"},
314 {"digest-algorithms", OPT_DIGEST_ALGORITHMS, '-',
315 "List of message digest algorithms"},
316 {"cipher-commands", OPT_CIPHER_COMMANDS, '-', "List of cipher commands"},
317 {"cipher-algorithms", OPT_CIPHER_ALGORITHMS, '-',
318 "List of cipher algorithms"},
319 {"public-key-algorithms", OPT_PK_ALGORITHMS, '-',
320 "List of public key algorithms"},
321 {"disabled", OPT_DISABLED, '-',
322 "List of disabled features"},
326 int list_main(int argc, char **argv)
332 prog = opt_init(argc, argv, list_options);
333 while ((o = opt_next()) != OPT_EOF) {
335 case OPT_EOF: /* Never hit, but suppresses warning */
338 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
341 opt_help(list_options);
344 list_type(FT_general);
346 case OPT_DIGEST_COMMANDS:
349 case OPT_DIGEST_ALGORITHMS:
350 EVP_MD_do_all_sorted(list_md_fn, bio_out);
352 case OPT_CIPHER_COMMANDS:
353 list_type(FT_cipher);
355 case OPT_CIPHER_ALGORITHMS:
356 EVP_CIPHER_do_all_sorted(list_cipher_fn, bio_out);
358 case OPT_PK_ALGORITHMS:
367 if (opt_num_rest() != 0) {
368 BIO_printf(bio_err, "Extra arguments given.\n");
378 OPTIONS help_options[] = {
379 {"help", OPT_HELP, '-', "Display this summary"},
383 int help_main(int argc, char **argv)
391 prog = opt_init(argc, argv, help_options);
392 while ((o = opt_next()) != OPT_EOF) {
395 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
398 opt_help(help_options);
403 if (opt_num_rest() != 0) {
404 BIO_printf(bio_err, "Usage: %s\n", prog);
408 BIO_printf(bio_err, "\nStandard commands");
411 for (fp = functions; fp->name != NULL; fp++) {
413 if (((i++) % COLUMNS) == 0) {
414 BIO_printf(bio_err, "\n");
417 if (fp->type != tp) {
420 BIO_printf(bio_err, "\n");
424 "\nMessage Digest commands (see the `dgst' command for more details)\n");
425 } else if (tp == FT_cipher) {
428 "\nCipher commands (see the `enc' command for more details)\n");
431 BIO_printf(bio_err, FORMAT, fp->name);
433 BIO_printf(bio_err, "\n\n");
437 int exit_main(int argc, char **argv)
439 return EXIT_THE_PROGRAM;
442 static void list_type(FUNC_TYPE ft)
447 for (fp = functions; fp->name != NULL; fp++)
448 if (fp->type == ft) {
449 if ((i++ % COLUMNS) == 0)
450 BIO_printf(bio_out, "\n");
451 BIO_printf(bio_out, FORMAT, fp->name);
453 BIO_printf(bio_out, "\n");
456 static int do_cmd(LHASH_OF(FUNCTION) *prog, int argc, char *argv[])
460 if (argc <= 0 || argv[0] == NULL)
463 fp = lh_FUNCTION_retrieve(prog, &f);
465 if (EVP_get_digestbyname(argv[0])) {
469 } else if (EVP_get_cipherbyname(argv[0])) {
476 return (fp->func(argc, argv));
478 if ((strncmp(argv[0], "no-", 3)) == 0) {
480 * User is asking if foo is unsupported, by trying to "run" the
481 * no-foo command. Strange.
483 f.name = argv[0] + 3;
484 if (lh_FUNCTION_retrieve(prog, &f) == NULL) {
485 BIO_printf(bio_out, "%s\n", argv[0]);
488 BIO_printf(bio_out, "%s\n", argv[0] + 3);
491 if (strcmp(argv[0], "quit") == 0 || strcmp(argv[0], "q") == 0 ||
492 strcmp(argv[0], "exit") == 0 || strcmp(argv[0], "bye") == 0)
493 /* Special value to mean "exit the program. */
494 return EXIT_THE_PROGRAM;
496 BIO_printf(bio_err, "Invalid command '%s'; type \"help\" for a list.\n",
501 static void list_pkey(void)
505 for (i = 0; i < EVP_PKEY_asn1_get_count(); i++) {
506 const EVP_PKEY_ASN1_METHOD *ameth;
507 int pkey_id, pkey_base_id, pkey_flags;
508 const char *pinfo, *pem_str;
509 ameth = EVP_PKEY_asn1_get0(i);
510 EVP_PKEY_asn1_get0_info(&pkey_id, &pkey_base_id, &pkey_flags,
511 &pinfo, &pem_str, ameth);
512 if (pkey_flags & ASN1_PKEY_ALIAS) {
513 BIO_printf(bio_out, "Name: %s\n", OBJ_nid2ln(pkey_id));
514 BIO_printf(bio_out, "\tAlias for: %s\n",
515 OBJ_nid2ln(pkey_base_id));
517 BIO_printf(bio_out, "Name: %s\n", pinfo);
518 BIO_printf(bio_out, "\tType: %s Algorithm\n",
519 pkey_flags & ASN1_PKEY_DYNAMIC ?
520 "External" : "Builtin");
521 BIO_printf(bio_out, "\tOID: %s\n", OBJ_nid2ln(pkey_id));
524 BIO_printf(bio_out, "\tPEM string: %s\n", pem_str);
530 static int function_cmp(const FUNCTION * a, const FUNCTION * b)
532 return strncmp(a->name, b->name, 8);
535 static unsigned long function_hash(const FUNCTION * a)
537 return OPENSSL_LH_strhash(a->name);
540 static int SortFnByName(const void *_f1, const void *_f2)
542 const FUNCTION *f1 = _f1;
543 const FUNCTION *f2 = _f2;
545 if (f1->type != f2->type)
546 return f1->type - f2->type;
547 return strcmp(f1->name, f2->name);
550 static void list_disabled(void)
552 BIO_puts(bio_out, "Disabled algorithms:\n");
554 BIO_puts(bio_out, "BF\n");
556 #ifdef OPENSSL_NO_BLAKE2
557 BIO_puts(bio_out, "BLAKE2\n");
559 #ifdef OPENSSL_NO_CAMELLIA
560 BIO_puts(bio_out, "CAMELLIA\n");
562 #ifdef OPENSSL_NO_CAST
563 BIO_puts(bio_out, "CAST\n");
565 #ifdef OPENSSL_NO_CMAC
566 BIO_puts(bio_out, "CMAC\n");
568 #ifdef OPENSSL_NO_CMS
569 BIO_puts(bio_out, "CMS\n");
571 #ifdef OPENSSL_NO_COMP
572 BIO_puts(bio_out, "COMP\n");
574 #ifdef OPENSSL_NO_DES
575 BIO_puts(bio_out, "DES\n");
577 #ifdef OPENSSL_NO_DGRAM
578 BIO_puts(bio_out, "DGRAM\n");
581 BIO_puts(bio_out, "DH\n");
583 #ifdef OPENSSL_NO_DSA
584 BIO_puts(bio_out, "DSA\n");
586 #if defined(OPENSSL_NO_DTLS)
587 BIO_puts(bio_out, "DTLS\n");
589 #if defined(OPENSSL_NO_DTLS1)
590 BIO_puts(bio_out, "DTLS1\n");
592 #if defined(OPENSSL_NO_DTLS1_2)
593 BIO_puts(bio_out, "DTLS1_2\n");
596 BIO_puts(bio_out, "EC\n");
598 #ifdef OPENSSL_NO_EC2M
599 BIO_puts(bio_out, "EC2M\n");
601 #ifdef OPENSSL_NO_ENGINE
602 BIO_puts(bio_out, "ENGINE\n");
604 #ifdef OPENSSL_NO_GOST
605 BIO_puts(bio_out, "GOST\n");
607 #ifdef OPENSSL_NO_HEARTBEATS
608 BIO_puts(bio_out, "HEARTBEATS\n");
610 #ifdef OPENSSL_NO_IDEA
611 BIO_puts(bio_out, "IDEA\n");
613 #ifdef OPENSSL_NO_MD2
614 BIO_puts(bio_out, "MD2\n");
616 #ifdef OPENSSL_NO_MD4
617 BIO_puts(bio_out, "MD4\n");
619 #ifdef OPENSSL_NO_MD5
620 BIO_puts(bio_out, "MD5\n");
622 #ifdef OPENSSL_NO_MDC2
623 BIO_puts(bio_out, "MDC2\n");
625 #ifdef OPENSSL_NO_OCB
626 BIO_puts(bio_out, "OCB\n");
628 #ifdef OPENSSL_NO_OCSP
629 BIO_puts(bio_out, "OCSP\n");
631 #ifdef OPENSSL_NO_PSK
632 BIO_puts(bio_out, "PSK\n");
634 #ifdef OPENSSL_NO_RC2
635 BIO_puts(bio_out, "RC2\n");
637 #ifdef OPENSSL_NO_RC4
638 BIO_puts(bio_out, "RC4\n");
640 #ifdef OPENSSL_NO_RC5
641 BIO_puts(bio_out, "RC5\n");
643 #ifdef OPENSSL_NO_RMD160
644 BIO_puts(bio_out, "RMD160\n");
646 #ifdef OPENSSL_NO_RSA
647 BIO_puts(bio_out, "RSA\n");
649 #ifdef OPENSSL_NO_SCRYPT
650 BIO_puts(bio_out, "SCRYPT\n");
652 #ifdef OPENSSL_NO_SCTP
653 BIO_puts(bio_out, "SCTP\n");
655 #ifdef OPENSSL_NO_SEED
656 BIO_puts(bio_out, "SEED\n");
658 #ifdef OPENSSL_NO_SOCK
659 BIO_puts(bio_out, "SOCK\n");
661 #ifdef OPENSSL_NO_SRP
662 BIO_puts(bio_out, "SRP\n");
664 #ifdef OPENSSL_NO_SRTP
665 BIO_puts(bio_out, "SRTP\n");
667 #ifdef OPENSSL_NO_SSL3
668 BIO_puts(bio_out, "SSL3\n");
670 #ifdef OPENSSL_NO_TLS1
671 BIO_puts(bio_out, "TLS1\n");
673 #ifdef OPENSSL_NO_TLS1_1
674 BIO_puts(bio_out, "TLS1_1\n");
676 #ifdef OPENSSL_NO_TLS1_2
677 BIO_puts(bio_out, "TLS1_2\n");
679 #ifdef OPENSSL_NO_WHIRLPOOL
680 BIO_puts(bio_out, "WHIRLPOOL\n");
683 BIO_puts(bio_out, "ZLIB\n");
687 static LHASH_OF(FUNCTION) *prog_init(void)
689 LHASH_OF(FUNCTION) *ret;
693 /* Sort alphabetically within category. For nicer help displays. */
694 for (i = 0, f = functions; f->name != NULL; ++f, ++i) ;
695 qsort(functions, i, sizeof(*functions), SortFnByName);
697 if ((ret = lh_FUNCTION_new(function_hash, function_cmp)) == NULL)
700 for (f = functions; f->name != NULL; f++)
701 (void)lh_FUNCTION_insert(ret, f);