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3e4585c8 | 1 | /* apps/pkeyparam.c */ |
10621efd MC |
2 | /* |
3 | * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project | |
4 | * 2006 | |
3e4585c8 DSH |
5 | */ |
6 | /* ==================================================================== | |
7 | * Copyright (c) 2006 The OpenSSL Project. All rights reserved. | |
8 | * | |
9 | * Redistribution and use in source and binary forms, with or without | |
10 | * modification, are permitted provided that the following conditions | |
11 | * are met: | |
12 | * | |
13 | * 1. Redistributions of source code must retain the above copyright | |
10621efd | 14 | * notice, this list of conditions and the following disclaimer. |
3e4585c8 DSH |
15 | * |
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 | |
19 | * distribution. | |
20 | * | |
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/)" | |
25 | * | |
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. | |
30 | * | |
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. | |
34 | * | |
35 | * 6. Redistributions of any form whatsoever must retain the following | |
36 | * acknowledgment: | |
37 | * "This product includes software developed by the OpenSSL Project | |
38 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
39 | * | |
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 | * ==================================================================== | |
53 | * | |
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). | |
57 | * | |
58 | */ | |
59 | #include <stdio.h> | |
60 | #include <string.h> | |
61 | #include "apps.h" | |
62 | #include <openssl/pem.h> | |
63 | #include <openssl/err.h> | |
64 | #include <openssl/evp.h> | |
65 | ||
66 | #define PROG pkeyparam_main | |
67 | ||
68 | int MAIN(int, char **); | |
69 | ||
70 | int MAIN(int argc, char **argv) | |
10621efd MC |
71 | { |
72 | char **args, *infile = NULL, *outfile = NULL; | |
73 | BIO *in = NULL, *out = NULL; | |
74 | int text = 0, noout = 0; | |
75 | EVP_PKEY *pkey = NULL; | |
76 | int badarg = 0; | |
3e4585c8 | 77 | #ifndef OPENSSL_NO_ENGINE |
10621efd | 78 | char *engine = NULL; |
3e4585c8 | 79 | #endif |
10621efd MC |
80 | int ret = 1; |
81 | ||
82 | if (bio_err == NULL) | |
83 | bio_err = BIO_new_fp(stderr, BIO_NOCLOSE); | |
84 | ||
85 | if (!load_config(bio_err, NULL)) | |
86 | goto end; | |
87 | ||
88 | ERR_load_crypto_strings(); | |
89 | OpenSSL_add_all_algorithms(); | |
90 | args = argv + 1; | |
91 | while (!badarg && *args && *args[0] == '-') { | |
92 | if (!strcmp(*args, "-in")) { | |
93 | if (args[1]) { | |
94 | args++; | |
95 | infile = *args; | |
96 | } else | |
97 | badarg = 1; | |
98 | } else if (!strcmp(*args, "-out")) { | |
99 | if (args[1]) { | |
100 | args++; | |
101 | outfile = *args; | |
102 | } else | |
103 | badarg = 1; | |
104 | } | |
3e4585c8 | 105 | #ifndef OPENSSL_NO_ENGINE |
10621efd MC |
106 | else if (strcmp(*args, "-engine") == 0) { |
107 | if (!args[1]) | |
108 | goto bad; | |
109 | engine = *(++args); | |
110 | } | |
3e4585c8 DSH |
111 | #endif |
112 | ||
10621efd MC |
113 | else if (strcmp(*args, "-text") == 0) |
114 | text = 1; | |
115 | else if (strcmp(*args, "-noout") == 0) | |
116 | noout = 1; | |
117 | args++; | |
118 | } | |
3e4585c8 | 119 | |
10621efd | 120 | if (badarg) { |
70531c14 | 121 | #ifndef OPENSSL_NO_ENGINE |
10621efd | 122 | bad: |
70531c14 | 123 | #endif |
10621efd MC |
124 | BIO_printf(bio_err, "Usage pkeyparam [options]\n"); |
125 | BIO_printf(bio_err, "where options are\n"); | |
126 | BIO_printf(bio_err, "-in file input file\n"); | |
127 | BIO_printf(bio_err, "-out file output file\n"); | |
128 | BIO_printf(bio_err, "-text print parameters as text\n"); | |
129 | BIO_printf(bio_err, | |
130 | "-noout don't output encoded parameters\n"); | |
3e4585c8 | 131 | #ifndef OPENSSL_NO_ENGINE |
10621efd MC |
132 | BIO_printf(bio_err, |
133 | "-engine e use engine e, possibly a hardware device.\n"); | |
3e4585c8 | 134 | #endif |
10621efd MC |
135 | return 1; |
136 | } | |
3e4585c8 | 137 | #ifndef OPENSSL_NO_ENGINE |
10621efd | 138 | setup_engine(bio_err, engine, 0); |
3e4585c8 DSH |
139 | #endif |
140 | ||
10621efd MC |
141 | if (infile) { |
142 | if (!(in = BIO_new_file(infile, "r"))) { | |
143 | BIO_printf(bio_err, "Can't open input file %s\n", infile); | |
144 | goto end; | |
145 | } | |
146 | } else | |
147 | in = BIO_new_fp(stdin, BIO_NOCLOSE); | |
148 | ||
149 | if (outfile) { | |
150 | if (!(out = BIO_new_file(outfile, "w"))) { | |
151 | BIO_printf(bio_err, "Can't open output file %s\n", outfile); | |
152 | goto end; | |
153 | } | |
154 | } else { | |
155 | out = BIO_new_fp(stdout, BIO_NOCLOSE); | |
3e4585c8 | 156 | #ifdef OPENSSL_SYS_VMS |
10621efd MC |
157 | { |
158 | BIO *tmpbio = BIO_new(BIO_f_linebuffer()); | |
159 | out = BIO_push(tmpbio, out); | |
160 | } | |
3e4585c8 | 161 | #endif |
10621efd | 162 | } |
3e4585c8 | 163 | |
10621efd MC |
164 | pkey = PEM_read_bio_Parameters(in, NULL); |
165 | if (!pkey) { | |
166 | BIO_printf(bio_err, "Error reading parameters\n"); | |
167 | ERR_print_errors(bio_err); | |
168 | goto end; | |
169 | } | |
3e4585c8 | 170 | |
10621efd MC |
171 | if (!noout) |
172 | PEM_write_bio_Parameters(out, pkey); | |
3e4585c8 | 173 | |
10621efd MC |
174 | if (text) |
175 | EVP_PKEY_print_params(out, pkey, 0, NULL); | |
3e4585c8 | 176 | |
10621efd | 177 | ret = 0; |
3e4585c8 | 178 | |
10621efd MC |
179 | end: |
180 | EVP_PKEY_free(pkey); | |
181 | BIO_free_all(out); | |
182 | BIO_free(in); | |
3e4585c8 | 183 | |
10621efd MC |
184 | return ret; |
185 | } |