3 * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project
6 /* ====================================================================
7 * Copyright (c) 2006 The OpenSSL Project. All rights reserved.
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in
18 * the documentation and/or other materials provided with the
21 * 3. All advertising materials mentioning features or use of this
22 * software must display the following acknowledgment:
23 * "This product includes software developed by the OpenSSL Project
24 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
26 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
27 * endorse or promote products derived from this software without
28 * prior written permission. For written permission, please contact
29 * licensing@OpenSSL.org.
31 * 5. Products derived from this software may not be called "OpenSSL"
32 * nor may "OpenSSL" appear in their names without prior written
33 * permission of the OpenSSL Project.
35 * 6. Redistributions of any form whatsoever must retain the following
37 * "This product includes software developed by the OpenSSL Project
38 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
40 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
41 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
43 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
44 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
46 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
47 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
49 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
50 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
51 * OF THE POSSIBILITY OF SUCH DAMAGE.
52 * ====================================================================
54 * This product includes cryptographic software written by Eric Young
55 * (eay@cryptsoft.com). This product includes software written by Tim
56 * Hudson (tjh@cryptsoft.com).
62 #include <openssl/pem.h>
63 #include <openssl/err.h>
64 #include <openssl/evp.h>
66 #define PROG pkeyparam_main
68 int MAIN(int, char **);
70 int MAIN(int argc, char **argv)
72 char **args, *infile = NULL, *outfile = NULL;
73 BIO *in = NULL, *out = NULL;
74 int text = 0, noout = 0;
75 EVP_PKEY *pkey = NULL;
82 bio_err = BIO_new_fp(stderr, BIO_NOCLOSE);
84 if (!load_config(bio_err, NULL))
87 ERR_load_crypto_strings();
88 OpenSSL_add_all_algorithms();
90 while (!badarg && *args && *args[0] == '-') {
91 if (!strcmp(*args, "-in")) {
97 } else if (!strcmp(*args, "-out")) {
104 #ifndef OPENSSL_NO_ENGINE
105 else if (strcmp(*args, "-engine") == 0) {
112 else if (strcmp(*args, "-text") == 0)
114 else if (strcmp(*args, "-noout") == 0)
120 #ifndef OPENSSL_NO_ENGINE
123 BIO_printf(bio_err, "Usage pkeyparam [options]\n");
124 BIO_printf(bio_err, "where options are\n");
125 BIO_printf(bio_err, "-in file input file\n");
126 BIO_printf(bio_err, "-out file output file\n");
127 BIO_printf(bio_err, "-text print parameters as text\n");
129 "-noout don't output encoded parameters\n");
130 #ifndef OPENSSL_NO_ENGINE
132 "-engine e use engine e, possibly a hardware device.\n");
136 e = setup_engine(bio_err, engine, 0);
139 if (!(in = BIO_new_file(infile, "r"))) {
140 BIO_printf(bio_err, "Can't open input file %s\n", infile);
144 in = BIO_new_fp(stdin, BIO_NOCLOSE);
147 if (!(out = BIO_new_file(outfile, "w"))) {
148 BIO_printf(bio_err, "Can't open output file %s\n", outfile);
152 out = BIO_new_fp(stdout, BIO_NOCLOSE);
153 #ifdef OPENSSL_SYS_VMS
155 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
156 out = BIO_push(tmpbio, out);
161 pkey = PEM_read_bio_Parameters(in, NULL);
163 BIO_printf(bio_err, "Error reading parameters\n");
164 ERR_print_errors(bio_err);
169 PEM_write_bio_Parameters(out, pkey);
172 EVP_PKEY_print_params(out, pkey, 0, NULL);