-/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
- * All rights reserved.
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
*
- * This package is an SSL implementation written
- * by Eric Young (eay@cryptsoft.com).
- * The implementation was written so as to conform with Netscapes SSL.
- *
- * This library is free for commercial and non-commercial use as long as
- * the following conditions are aheared to. The following conditions
- * apply to all code found in this distribution, be it the RC4, RSA,
- * lhash, DES, etc., code; not just the SSL code. The SSL documentation
- * included with this distribution is covered by the same copyright terms
- * except that the holder is Tim Hudson (tjh@cryptsoft.com).
- *
- * Copyright remains Eric Young's, and as such any Copyright notices in
- * the code are not to be removed.
- * If this package is used in a product, Eric Young should be given attribution
- * as the author of the parts of the library used.
- * This can be in the form of a textual message at program startup or
- * in documentation (online or textual) provided with the package.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- * 3. All advertising materials mentioning features or use of this software
- * must display the following acknowledgement:
- * "This product includes cryptographic software written by
- * Eric Young (eay@cryptsoft.com)"
- * The word 'cryptographic' can be left out if the rouines from the library
- * being used are not cryptographic related :-).
- * 4. If you include any Windows specific code (or a derivative thereof) from
- * the apps directory (application code) you must include an acknowledgement:
- * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
- *
- * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * The licence and distribution terms for any publically available version or
- * derivative of this code cannot be changed. i.e. this code cannot simply be
- * copied and put under another distribution licence
- * [including the GNU Public Licence.]
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
*/
#include <openssl/opensslconf.h>
+#ifdef OPENSSL_NO_RSA
+NON_EMPTY_TRANSLATION_UNIT
+#else
-#ifndef OPENSSL_NO_RSA
# include <stdio.h>
# include <string.h>
# include <sys/types.h>
# include <openssl/rand.h>
# define DEFBITS 2048
+# define DEFPRIMES 2
static int genrsa_cb(int p, int n, BN_GENCB *cb);
typedef enum OPTION_choice {
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
- OPT_3, OPT_F4, OPT_NON_FIPS_ALLOW, OPT_ENGINE,
- OPT_OUT, OPT_RAND, OPT_PASSOUT, OPT_CIPHER
+ OPT_3, OPT_F4, OPT_ENGINE,
+ OPT_OUT, OPT_PASSOUT, OPT_CIPHER, OPT_PRIMES,
+ OPT_R_ENUM
} OPTION_CHOICE;
-OPTIONS genrsa_options[] = {
+const OPTIONS genrsa_options[] = {
{"help", OPT_HELP, '-', "Display this summary"},
{"3", OPT_3, '-', "Use 3 for the E value"},
{"F4", OPT_F4, '-', "Use F4 (0x10001) for the E value"},
{"f4", OPT_F4, '-', "Use F4 (0x10001) for the E value"},
- {"non-fips-allow", OPT_NON_FIPS_ALLOW, '-'},
{"out", OPT_OUT, 's', "Output the key to specified file"},
- {"rand", OPT_RAND, 's',
- "Load the file(s) into the random number generator"},
+ OPT_R_OPTIONS,
{"passout", OPT_PASSOUT, 's', "Output file pass phrase source"},
{"", OPT_CIPHER, '-', "Encrypt the output with any supported cipher"},
# ifndef OPENSSL_NO_ENGINE
{"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
# endif
+ {"primes", OPT_PRIMES, 'p', "Specify number of primes"},
{NULL}
};
{
BN_GENCB *cb = BN_GENCB_new();
PW_CB_DATA cb_data;
- ENGINE *e = NULL;
+ ENGINE *eng = NULL;
BIGNUM *bn = BN_new();
BIO *out = NULL;
+ const BIGNUM *e;
RSA *rsa = NULL;
const EVP_CIPHER *enc = NULL;
- int ret = 1, non_fips_allow = 0, num = DEFBITS, private = 0;
+ int ret = 1, num = DEFBITS, private = 0, primes = DEFPRIMES;
unsigned long f4 = RSA_F4;
char *outfile = NULL, *passoutarg = NULL, *passout = NULL;
- char *inrand = NULL, *prog, *hexe, *dece;
+ char *prog, *hexe, *dece;
OPTION_CHOICE o;
if (bn == NULL || cb == NULL)
switch (o) {
case OPT_EOF:
case OPT_ERR:
+opthelp:
BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
goto end;
case OPT_HELP:
case OPT_F4:
f4 = RSA_F4;
break;
- case OPT_NON_FIPS_ALLOW:
- non_fips_allow = 1;
- break;
case OPT_OUT:
outfile = opt_arg();
break;
case OPT_ENGINE:
- e = setup_engine(opt_arg(), 0);
+ eng = setup_engine(opt_arg(), 0);
break;
- case OPT_RAND:
- inrand = opt_arg();
+ case OPT_R_CASES:
+ if (!opt_rand(o))
+ goto end;
break;
case OPT_PASSOUT:
passoutarg = opt_arg();
if (!opt_cipher(opt_unknown(), &enc))
goto end;
break;
+ case OPT_PRIMES:
+ if (!opt_int(opt_arg(), &primes))
+ goto end;
+ break;
}
}
argc = opt_num_rest();
argv = opt_rest();
- private = 1;
- if (argv[0] && (!opt_int(argv[0], &num) || num <= 0))
- goto end;
+ if (argc == 1) {
+ if (!opt_int(argv[0], &num) || num <= 0)
+ goto end;
+ } else if (argc > 0) {
+ BIO_printf(bio_err, "Extra arguments given.\n");
+ goto opthelp;
+ }
+ private = 1;
if (!app_passwd(NULL, passoutarg, NULL, &passout)) {
BIO_printf(bio_err, "Error getting password\n");
goto end;
if (out == NULL)
goto end;
- if (!app_RAND_load_file(NULL, 1) && inrand == NULL
- && !RAND_status()) {
- BIO_printf(bio_err,
- "warning, not much extra random data, consider using the -rand option\n");
- }
- if (inrand != NULL)
- BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
- app_RAND_load_files(inrand));
-
- BIO_printf(bio_err, "Generating RSA private key, %d bit long modulus\n",
- num);
- rsa = e ? RSA_new_method(e) : RSA_new();
+ BIO_printf(bio_err, "Generating RSA private key, %d bit long modulus (%d primes)\n",
+ num, primes);
+ rsa = eng ? RSA_new_method(eng) : RSA_new();
if (rsa == NULL)
goto end;
- if (non_fips_allow)
- rsa->flags |= RSA_FLAG_NON_FIPS_ALLOW;
-
- if (!BN_set_word(bn, f4) || !RSA_generate_key_ex(rsa, num, bn, cb))
+ if (!BN_set_word(bn, f4)
+ || !RSA_generate_multi_prime_key(rsa, num, primes, bn, cb))
goto end;
- app_RAND_write_file(NULL);
-
- hexe = BN_bn2hex(rsa->e);
- dece = BN_bn2dec(rsa->e);
+ RSA_get0_key(rsa, NULL, &e, NULL);
+ hexe = BN_bn2hex(e);
+ dece = BN_bn2dec(e);
if (hexe && dece) {
BIO_printf(bio_err, "e is %s (0x%s)\n", dece, hexe);
}
BN_GENCB_free(cb);
RSA_free(rsa);
BIO_free_all(out);
+ release_engine(eng);
OPENSSL_free(passout);
if (ret != 0)
ERR_print_errors(bio_err);
- return (ret);
+ return ret;
}
static int genrsa_cb(int p, int n, BN_GENCB *cb)
(void)BIO_flush(BN_GENCB_get_arg(cb));
return 1;
}
-#else /* !OPENSSL_NO_RSA */
-
-# if PEDANTIC
-static void *dummy = &dummy;
-# endif
-
#endif