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0f113f3e MC |
1 | /* |
2 | * Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL project | |
3 | * 2006 | |
3e4585c8 DSH |
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 | |
0f113f3e | 13 | * notice, this list of conditions and the following disclaimer. |
3e4585c8 DSH |
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 | ||
7e1b7485 RS |
65 | typedef enum OPTION_choice { |
66 | OPT_ERR = -1, OPT_EOF = 0, OPT_HELP, | |
67 | OPT_IN, OPT_OUT, OPT_TEXT, OPT_NOOUT, OPT_ENGINE | |
68 | } OPTION_CHOICE; | |
69 | ||
70 | OPTIONS pkeyparam_options[] = { | |
71 | {"help", OPT_HELP, '-', "Display this summary"}, | |
72 | {"in", OPT_IN, '<', "Input file"}, | |
73 | {"out", OPT_OUT, '>', "Output file"}, | |
74 | {"text", OPT_TEXT, '-', "Print parameters as text"}, | |
75 | {"noout", OPT_NOOUT, '-', "Don't output encoded parameters"}, | |
76 | #ifndef OPENSSL_NO_ENGINE | |
77 | {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"}, | |
78 | #endif | |
79 | {NULL} | |
80 | }; | |
3e4585c8 | 81 | |
7e1b7485 | 82 | int pkeyparam_main(int argc, char **argv) |
0f113f3e | 83 | { |
0f113f3e | 84 | BIO *in = NULL, *out = NULL; |
0f113f3e | 85 | EVP_PKEY *pkey = NULL; |
7e1b7485 RS |
86 | int text = 0, noout = 0, ret = 1; |
87 | OPTION_CHOICE o; | |
333b070e | 88 | char *infile = NULL, *outfile = NULL, *prog; |
7e1b7485 RS |
89 | |
90 | prog = opt_init(argc, argv, pkeyparam_options); | |
91 | while ((o = opt_next()) != OPT_EOF) { | |
92 | switch (o) { | |
93 | case OPT_EOF: | |
94 | case OPT_ERR: | |
95 | BIO_printf(bio_err, "%s: Use -help for summary.\n", prog); | |
96 | goto end; | |
97 | case OPT_HELP: | |
98 | opt_help(pkeyparam_options); | |
99 | ret = 0; | |
100 | goto end; | |
101 | case OPT_IN: | |
102 | infile = opt_arg(); | |
103 | break; | |
104 | case OPT_OUT: | |
105 | outfile = opt_arg(); | |
106 | break; | |
107 | case OPT_ENGINE: | |
333b070e | 108 | (void)setup_engine(opt_arg(), 0); |
7e1b7485 RS |
109 | break; |
110 | case OPT_TEXT: | |
0f113f3e | 111 | text = 1; |
7e1b7485 RS |
112 | break; |
113 | case OPT_NOOUT: | |
0f113f3e | 114 | noout = 1; |
7e1b7485 RS |
115 | break; |
116 | } | |
0f113f3e | 117 | } |
7e1b7485 RS |
118 | argc = opt_num_rest(); |
119 | argv = opt_rest(); | |
3e4585c8 | 120 | |
bdd58d98 | 121 | in = bio_open_default(infile, 'r', FORMAT_PEM); |
7e1b7485 RS |
122 | if (in == NULL) |
123 | goto end; | |
bdd58d98 | 124 | out = bio_open_default(outfile, 'w', FORMAT_PEM); |
7e1b7485 RS |
125 | if (out == NULL) |
126 | goto end; | |
0f113f3e MC |
127 | pkey = PEM_read_bio_Parameters(in, NULL); |
128 | if (!pkey) { | |
129 | BIO_printf(bio_err, "Error reading parameters\n"); | |
130 | ERR_print_errors(bio_err); | |
131 | goto end; | |
132 | } | |
3e4585c8 | 133 | |
0f113f3e MC |
134 | if (!noout) |
135 | PEM_write_bio_Parameters(out, pkey); | |
3e4585c8 | 136 | |
0f113f3e MC |
137 | if (text) |
138 | EVP_PKEY_print_params(out, pkey, 0, NULL); | |
3e4585c8 | 139 | |
0f113f3e | 140 | ret = 0; |
3e4585c8 | 141 | |
0f113f3e MC |
142 | end: |
143 | EVP_PKEY_free(pkey); | |
144 | BIO_free_all(out); | |
145 | BIO_free(in); | |
3e4585c8 | 146 | |
0f113f3e MC |
147 | return ret; |
148 | } |