blob: 7f18010f9d142884e9b260aee91b19ddd610e313 [file] [log] [blame]
/* apps/pkeyparam.c */
/* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
* project 2006
*/
/* ====================================================================
* Copyright (c) 2006 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
* licensing@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 <stdio.h>
#include <string.h>
#include "apps.h"
#include <openssl/pem.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#define PROG pkeyparam_main
int MAIN(int, char **);
int MAIN(int argc, char **argv)
{
char **args, *infile = NULL, *outfile = NULL;
BIO *in = NULL, *out = NULL;
int text = 0, noout = 0;
EVP_PKEY *pkey=NULL;
int badarg = 0;
#ifndef OPENSSL_NO_ENGINE
ENGINE *e = NULL;
char *engine=NULL;
#endif
int ret = 1;
if (bio_err == NULL)
bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
if (!load_config(bio_err, NULL))
goto end;
ERR_load_crypto_strings();
OpenSSL_add_all_algorithms();
args = argv + 1;
while (!badarg && *args && *args[0] == '-')
{
if (!strcmp (*args, "-in"))
{
if (args[1])
{
args++;
infile = *args;
}
else badarg = 1;
}
else if (!strcmp (*args, "-out"))
{
if (args[1])
{
args++;
outfile = *args;
}
else badarg = 1;
}
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(*args,"-engine") == 0)
{
if (!args[1]) goto bad;
engine= *(++args);
}
#endif
else if (strcmp(*args,"-text") == 0)
text=1;
else if (strcmp(*args,"-noout") == 0)
noout=1;
args++;
}
if (badarg)
{
#ifndef OPENSSL_NO_ENGINE
bad:
#endif
BIO_printf(bio_err, "Usage pkeyparam [options]\n");
BIO_printf(bio_err, "where options are\n");
BIO_printf(bio_err, "-in file input file\n");
BIO_printf(bio_err, "-out file output file\n");
BIO_printf(bio_err, "-text print parameters as text\n");
BIO_printf(bio_err, "-noout don't output encoded parameters\n");
#ifndef OPENSSL_NO_ENGINE
BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n");
#endif
return 1;
}
#ifndef OPENSSL_NO_ENGINE
e = setup_engine(bio_err, engine, 0);
#endif
if (infile)
{
if (!(in = BIO_new_file (infile, "r")))
{
BIO_printf(bio_err,
"Can't open input file %s\n", infile);
goto end;
}
}
else
in = BIO_new_fp (stdin, BIO_NOCLOSE);
if (outfile)
{
if (!(out = BIO_new_file (outfile, "w")))
{
BIO_printf(bio_err,
"Can't open output file %s\n", outfile);
goto end;
}
}
else
{
out = BIO_new_fp (stdout, BIO_NOCLOSE);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
out = BIO_push(tmpbio, out);
}
#endif
}
pkey = PEM_read_bio_Parameters(in, NULL);
if (!pkey)
{
BIO_printf(bio_err, "Error reading parameters\n");
ERR_print_errors(bio_err);
goto end;
}
if (!noout)
PEM_write_bio_Parameters(out,pkey);
if (text)
EVP_PKEY_print_params(out, pkey, 0, NULL);
ret = 0;
end:
EVP_PKEY_free(pkey);
BIO_free_all(out);
BIO_free(in);
return ret;
}