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Import OpenSSL 1.0.2k (as of svn r86089)

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Zachary Ware
2017-05-22 14:30:47 -05:00
parent d239d63057
commit ccd3ab4aff
2486 changed files with 943951 additions and 0 deletions
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apps/rand.c Normal file
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/* apps/rand.c */
/* ====================================================================
* 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).
*
*/
#include "apps.h"
#include <ctype.h>
#include <stdio.h>
#include <string.h>
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/rand.h>
#undef PROG
#define PROG rand_main
/*-
* -out file - write to file
* -rand file:file - PRNG seed files
* -base64 - base64 encode output
* -hex - hex encode output
* num - write 'num' bytes
*/
int MAIN(int, char **);
int MAIN(int argc, char **argv)
{
int i, r, ret = 1;
int badopt;
char *outfile = NULL;
char *inrand = NULL;
int base64 = 0;
int hex = 0;
BIO *out = NULL;
int num = -1;
ENGINE *e = NULL;
char *engine = NULL;
apps_startup();
if (bio_err == NULL)
if ((bio_err = BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
if (!load_config(bio_err, NULL))
goto err;
badopt = 0;
i = 0;
while (!badopt && argv[++i] != NULL) {
if (strcmp(argv[i], "-out") == 0) {
if ((argv[i + 1] != NULL) && (outfile == NULL))
outfile = argv[++i];
else
badopt = 1;
}
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(argv[i], "-engine") == 0) {
if ((argv[i + 1] != NULL) && (engine == NULL))
engine = argv[++i];
else
badopt = 1;
}
#endif
else if (strcmp(argv[i], "-rand") == 0) {
if ((argv[i + 1] != NULL) && (inrand == NULL))
inrand = argv[++i];
else
badopt = 1;
} else if (strcmp(argv[i], "-base64") == 0) {
if (!base64)
base64 = 1;
else
badopt = 1;
} else if (strcmp(argv[i], "-hex") == 0) {
if (!hex)
hex = 1;
else
badopt = 1;
} else if (isdigit((unsigned char)argv[i][0])) {
if (num < 0) {
r = sscanf(argv[i], "%d", &num);
if (r == 0 || num < 0)
badopt = 1;
} else
badopt = 1;
} else
badopt = 1;
}
if (hex && base64)
badopt = 1;
if (num < 0)
badopt = 1;
if (badopt) {
BIO_printf(bio_err, "Usage: rand [options] num\n");
BIO_printf(bio_err, "where options are\n");
BIO_printf(bio_err, "-out file - write to file\n");
#ifndef OPENSSL_NO_ENGINE
BIO_printf(bio_err,
"-engine e - use engine e, possibly a hardware device.\n");
#endif
BIO_printf(bio_err, "-rand file%cfile%c... - seed PRNG from files\n",
LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
BIO_printf(bio_err, "-base64 - base64 encode output\n");
BIO_printf(bio_err, "-hex - hex encode output\n");
goto err;
}
e = setup_engine(bio_err, engine, 0);
app_RAND_load_file(NULL, bio_err, (inrand != NULL));
if (inrand != NULL)
BIO_printf(bio_err, "%ld semi-random bytes loaded\n",
app_RAND_load_files(inrand));
out = BIO_new(BIO_s_file());
if (out == NULL)
goto err;
if (outfile != NULL)
r = BIO_write_filename(out, outfile);
else {
r = BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
out = BIO_push(tmpbio, out);
}
#endif
}
if (r <= 0)
goto err;
if (base64) {
BIO *b64 = BIO_new(BIO_f_base64());
if (b64 == NULL)
goto err;
out = BIO_push(b64, out);
}
while (num > 0) {
unsigned char buf[4096];
int chunk;
chunk = num;
if (chunk > (int)sizeof(buf))
chunk = sizeof buf;
r = RAND_bytes(buf, chunk);
if (r <= 0)
goto err;
if (!hex)
BIO_write(out, buf, chunk);
else {
for (i = 0; i < chunk; i++)
BIO_printf(out, "%02x", buf[i]);
}
num -= chunk;
}
if (hex)
BIO_puts(out, "\n");
(void)BIO_flush(out);
app_RAND_write_file(NULL, bio_err);
ret = 0;
err:
ERR_print_errors(bio_err);
release_engine(e);
if (out)
BIO_free_all(out);
apps_shutdown();
OPENSSL_EXIT(ret);
}