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3e4585c8 | 1 | /* apps/pkeyparam.c */ |
2e597528 | 2 | /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL |
3e4585c8 DSH |
3 | * project 2006 |
4 | */ | |
5 | /* ==================================================================== | |
6 | * Copyright (c) 2006 The OpenSSL Project. All rights reserved. | |
7 | * | |
8 | * Redistribution and use in source and binary forms, with or without | |
9 | * modification, are permitted provided that the following conditions | |
10 | * are met: | |
11 | * | |
12 | * 1. Redistributions of source code must retain the above copyright | |
13 | * notice, this list of conditions and the following disclaimer. | |
14 | * | |
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 | |
18 | * distribution. | |
19 | * | |
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/)" | |
24 | * | |
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. | |
29 | * | |
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. | |
33 | * | |
34 | * 6. Redistributions of any form whatsoever must retain the following | |
35 | * acknowledgment: | |
36 | * "This product includes software developed by the OpenSSL Project | |
37 | * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)" | |
38 | * | |
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 | * ==================================================================== | |
52 | * | |
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). | |
56 | * | |
57 | */ | |
58 | #include <stdio.h> | |
59 | #include <string.h> | |
60 | #include "apps.h" | |
61 | #include <openssl/pem.h> | |
62 | #include <openssl/err.h> | |
63 | #include <openssl/evp.h> | |
64 | ||
65 | #define PROG pkeyparam_main | |
66 | ||
67 | int MAIN(int, char **); | |
68 | ||
69 | int MAIN(int argc, char **argv) | |
70 | { | |
71 | ENGINE *e = NULL; | |
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; | |
77 | #ifndef OPENSSL_NO_ENGINE | |
78 | char *engine=NULL; | |
79 | #endif | |
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 | { | |
93 | if (!strcmp (*args, "-in")) | |
94 | { | |
95 | if (args[1]) | |
96 | { | |
97 | args++; | |
98 | infile = *args; | |
99 | } | |
100 | else badarg = 1; | |
101 | } | |
102 | else if (!strcmp (*args, "-out")) | |
103 | { | |
104 | if (args[1]) | |
105 | { | |
106 | args++; | |
107 | outfile = *args; | |
108 | } | |
109 | else badarg = 1; | |
110 | } | |
111 | #ifndef OPENSSL_NO_ENGINE | |
112 | else if (strcmp(*args,"-engine") == 0) | |
113 | { | |
114 | if (!args[1]) goto bad; | |
115 | engine= *(++args); | |
116 | } | |
117 | #endif | |
118 | ||
119 | else if (strcmp(*args,"-text") == 0) | |
120 | text=1; | |
121 | else if (strcmp(*args,"-noout") == 0) | |
122 | noout=1; | |
123 | args++; | |
124 | } | |
125 | ||
126 | if (badarg) | |
127 | { | |
128 | bad: | |
129 | BIO_printf(bio_err, "Usage pkeyparam [options]\n"); | |
130 | BIO_printf(bio_err, "where options are\n"); | |
131 | BIO_printf(bio_err, "-in file input file\n"); | |
132 | BIO_printf(bio_err, "-out file output file\n"); | |
105f6a63 DSH |
133 | BIO_printf(bio_err, "-text print parameters as text\n"); |
134 | BIO_printf(bio_err, "-noout don't output encoded parameters\n"); | |
3e4585c8 DSH |
135 | #ifndef OPENSSL_NO_ENGINE |
136 | BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n"); | |
137 | #endif | |
138 | return 1; | |
139 | } | |
140 | ||
141 | #ifndef OPENSSL_NO_ENGINE | |
142 | e = setup_engine(bio_err, engine, 0); | |
143 | #endif | |
144 | ||
145 | if (infile) | |
146 | { | |
147 | if (!(in = BIO_new_file (infile, "r"))) | |
148 | { | |
149 | BIO_printf(bio_err, | |
150 | "Can't open input file %s\n", infile); | |
151 | goto end; | |
152 | } | |
153 | } | |
154 | else | |
155 | in = BIO_new_fp (stdin, BIO_NOCLOSE); | |
156 | ||
157 | if (outfile) | |
158 | { | |
159 | if (!(out = BIO_new_file (outfile, "w"))) | |
160 | { | |
161 | BIO_printf(bio_err, | |
162 | "Can't open output file %s\n", outfile); | |
163 | goto end; | |
164 | } | |
165 | } | |
166 | else | |
167 | { | |
168 | out = BIO_new_fp (stdout, BIO_NOCLOSE); | |
169 | #ifdef OPENSSL_SYS_VMS | |
170 | { | |
171 | BIO *tmpbio = BIO_new(BIO_f_linebuffer()); | |
172 | out = BIO_push(tmpbio, out); | |
173 | } | |
174 | #endif | |
175 | } | |
176 | ||
177 | pkey = PEM_read_bio_Parameters(in, NULL); | |
178 | if (!pkey) | |
179 | { | |
180 | BIO_printf(bio_err, "Error reading paramters\n"); | |
181 | ERR_print_errors(bio_err); | |
182 | goto end; | |
183 | } | |
184 | ||
185 | if (!noout) | |
186 | PEM_write_bio_Parameters(out,pkey); | |
187 | ||
188 | if (text) | |
189 | EVP_PKEY_print_params(out, pkey, 0, NULL); | |
190 | ||
191 | ret = 0; | |
192 | ||
193 | end: | |
194 | EVP_PKEY_free(pkey); | |
195 | BIO_free_all(out); | |
196 | BIO_free(in); | |
197 | ||
198 | return ret; | |
199 | } |