1 /* $OpenBSD: pkeyparam.c,v 1.8 2015/10/10 22:28:51 doug Exp $ */
2 /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
5 /* ====================================================================
6 * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
64 #include <openssl/err.h>
65 #include <openssl/evp.h>
66 #include <openssl/pem.h>
75 struct option pkeyparam_options[] = {
79 .desc = "Input file (default stdin)",
81 .opt.arg = &pkeyparam_config.infile,
85 .desc = "Do not print encoded version of the parameters",
87 .opt.flag = &pkeyparam_config.noout,
92 .desc = "Output file (default stdout)",
94 .opt.arg = &pkeyparam_config.outfile,
98 .desc = "Print out the parameters in plain text",
100 .opt.flag = &pkeyparam_config.text,
109 "usage: pkeyparam [-in file] [-noout] [-out file] "
111 options_usage(pkeyparam_options);
115 pkeyparam_main(int argc, char **argv)
117 BIO *in = NULL, *out = NULL;
118 EVP_PKEY *pkey = NULL;
121 if (single_execution) {
122 if (pledge("stdio rpath wpath cpath", NULL) == -1) {
128 memset(&pkeyparam_config, 0, sizeof(pkeyparam_config));
130 if (options_parse(argc, argv, pkeyparam_options, NULL, NULL) != 0) {
135 if (pkeyparam_config.infile) {
136 if (!(in = BIO_new_file(pkeyparam_config.infile, "r"))) {
137 BIO_printf(bio_err, "Can't open input file %s\n",
138 pkeyparam_config.infile);
142 in = BIO_new_fp(stdin, BIO_NOCLOSE);
144 if (pkeyparam_config.outfile) {
145 if (!(out = BIO_new_file(pkeyparam_config.outfile, "w"))) {
146 BIO_printf(bio_err, "Can't open output file %s\n",
147 pkeyparam_config.outfile);
151 out = BIO_new_fp(stdout, BIO_NOCLOSE);
154 pkey = PEM_read_bio_Parameters(in, NULL);
156 BIO_printf(bio_err, "Error reading parameters\n");
157 ERR_print_errors(bio_err);
160 if (!pkeyparam_config.noout)
161 PEM_write_bio_Parameters(out, pkey);
163 if (pkeyparam_config.text)
164 EVP_PKEY_print_params(out, pkey, 0, NULL);