-/* ====================================================================
- * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
- *
- * 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 above 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 acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
- *
- * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
- * endorse or promote products derived from this software without
- * prior written permission. For written permission, please contact
- * openssl-core@openssl.org.
- *
- * 5. Products derived from this software may not be called "OpenSSL"
- * nor may "OpenSSL" appear in their names without prior written
- * permission of the OpenSSL Project.
- *
- * 6. Redistributions of any form whatsoever must retain the following
- * acknowledgment:
- * "This product includes software developed by the OpenSSL Project
- * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
- *
- * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
- * EXPRESSED 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 OpenSSL PROJECT OR
- * ITS 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.
- * ====================================================================
- *
- * This product includes cryptographic software written by Eric Young
- * (eay@cryptsoft.com). This product includes software written by Tim
- * Hudson (tjh@cryptsoft.com).
+/*
+ * Copyright 1998-2018 The OpenSSL Project Authors. All Rights Reserved.
*
+ * 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 "apps.h"
+#include "progs.h"
#include <ctype.h>
#include <stdio.h>
typedef enum OPTION_choice {
OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
- OPT_OUT, OPT_ENGINE, OPT_RAND, OPT_BASE64, OPT_HEX
+ OPT_OUT, OPT_ENGINE, OPT_BASE64, OPT_HEX,
+ OPT_R_ENUM
} OPTION_CHOICE;
-OPTIONS rand_options[] = {
+const OPTIONS rand_options[] = {
{OPT_HELP_STR, 1, '-', "Usage: %s [flags] num\n"},
{OPT_HELP_STR, 1, '-', "Valid options are:\n"},
{"help", OPT_HELP, '-', "Display this summary"},
{"out", OPT_OUT, '>', "Output file"},
- {"rand", OPT_RAND, 's',
- "Load the file(s) into the random number generator"},
+ OPT_R_OPTIONS,
{"base64", OPT_BASE64, '-', "Base64 encode output"},
{"hex", OPT_HEX, '-', "Hex encode output"},
#ifndef OPENSSL_NO_ENGINE
int rand_main(int argc, char **argv)
{
+ ENGINE *e = NULL;
BIO *out = NULL;
- char *inrand = NULL, *outfile = NULL, *prog;
+ char *outfile = NULL, *prog;
OPTION_CHOICE o;
int format = FORMAT_BINARY, i, num = -1, r, ret = 1;
outfile = opt_arg();
break;
case OPT_ENGINE:
- (void)setup_engine(opt_arg(), 0);
+ e = 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_BASE64:
format = FORMAT_BASE64;
}
argc = opt_num_rest();
argv = opt_rest();
-
- if (argc != 1 || !opt_int(argv[0], &num) || num < 0)
+ 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;
-
- app_RAND_load_file(NULL, (inrand != NULL));
- if (inrand != NULL)
- BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
- app_RAND_load_files(inrand));
+ }
out = bio_open_default(outfile, 'w', format);
if (out == NULL)
chunk = num;
if (chunk > (int)sizeof(buf))
- chunk = sizeof buf;
+ chunk = sizeof(buf);
r = RAND_bytes(buf, chunk);
if (r <= 0)
goto end;
- if (format != FORMAT_TEXT) /* hex */
- BIO_write(out, buf, chunk);
- else {
+ if (format != FORMAT_TEXT) {
+ if (BIO_write(out, buf, chunk) != chunk)
+ goto end;
+ } else {
for (i = 0; i < chunk; i++)
- BIO_printf(out, "%02x", buf[i]);
+ if (BIO_printf(out, "%02x", buf[i]) != 2)
+ goto end;
}
num -= chunk;
}
if (format == FORMAT_TEXT)
BIO_puts(out, "\n");
- (void)BIO_flush(out);
+ if (BIO_flush(out) <= 0)
+ goto end;
- app_RAND_write_file(NULL);
ret = 0;
end:
+ if (ret != 0)
+ ERR_print_errors(bio_err);
+ release_engine(e);
BIO_free_all(out);
- return (ret);
+ return ret;
}