Annotation of src/usr.bin/openssl/pkeyparam.c, Revision 1.10
1.10 ! deraadt 1: /* $OpenBSD: pkeyparam.c,v 1.9 2015/10/17 15:00:11 doug Exp $ */
1.1 jsing 2: /* Written by Dr Stephen N Henson (steve@openssl.org) for the OpenSSL
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:
59: #include <stdio.h>
60: #include <string.h>
61:
62: #include "apps.h"
63:
64: #include <openssl/err.h>
65: #include <openssl/evp.h>
66: #include <openssl/pem.h>
67:
1.4 jsing 68: struct {
69: char *infile;
70: int noout;
71: char *outfile;
72: int text;
73: } pkeyparam_config;
74:
75: struct option pkeyparam_options[] = {
76: {
77: .name = "in",
78: .argname = "file",
79: .desc = "Input file (default stdin)",
80: .type = OPTION_ARG,
81: .opt.arg = &pkeyparam_config.infile,
82: },
83: {
84: .name = "noout",
85: .desc = "Do not print encoded version of the parameters",
86: .type = OPTION_FLAG,
87: .opt.flag = &pkeyparam_config.noout,
88: },
89: {
90: .name = "out",
91: .argname = "file",
92: .desc = "Output file (default stdout)",
93: .type = OPTION_ARG,
94: .opt.arg = &pkeyparam_config.outfile,
95: },
96: {
97: .name = "text",
98: .desc = "Print out the parameters in plain text",
99: .type = OPTION_FLAG,
100: .opt.flag = &pkeyparam_config.text,
101: },
102: { NULL },
103: };
104:
105: static void
106: pkeyparam_usage()
107: {
108: fprintf(stderr,
1.7 bcook 109: "usage: pkeyparam [-in file] [-noout] [-out file] "
1.4 jsing 110: "[-text]\n");
111: options_usage(pkeyparam_options);
112: }
1.1 jsing 113:
114: int
115: pkeyparam_main(int argc, char **argv)
116: {
117: BIO *in = NULL, *out = NULL;
118: EVP_PKEY *pkey = NULL;
119: int ret = 1;
1.8 doug 120:
121: if (single_execution) {
1.10 ! deraadt 122: if (pledge("stdio cpath wpath rpath", NULL) == -1) {
1.8 doug 123: perror("pledge");
1.9 doug 124: exit(1);
125: }
1.8 doug 126: }
1.1 jsing 127:
1.4 jsing 128: memset(&pkeyparam_config, 0, sizeof(pkeyparam_config));
1.1 jsing 129:
1.4 jsing 130: if (options_parse(argc, argv, pkeyparam_options, NULL, NULL) != 0) {
131: pkeyparam_usage();
132: return (1);
1.1 jsing 133: }
134:
1.4 jsing 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);
1.5 jsing 139: goto end;
1.1 jsing 140: }
141: } else
142: in = BIO_new_fp(stdin, BIO_NOCLOSE);
143:
1.4 jsing 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);
1.1 jsing 148: goto end;
149: }
150: } else {
151: out = BIO_new_fp(stdout, BIO_NOCLOSE);
152: }
153:
154: pkey = PEM_read_bio_Parameters(in, NULL);
155: if (!pkey) {
156: BIO_printf(bio_err, "Error reading parameters\n");
157: ERR_print_errors(bio_err);
158: goto end;
159: }
1.4 jsing 160: if (!pkeyparam_config.noout)
1.1 jsing 161: PEM_write_bio_Parameters(out, pkey);
162:
1.4 jsing 163: if (pkeyparam_config.text)
1.1 jsing 164: EVP_PKEY_print_params(out, pkey, 0, NULL);
165:
166: ret = 0;
167:
168: end:
169: EVP_PKEY_free(pkey);
170: BIO_free_all(out);
171: BIO_free(in);
172:
173: return ret;
174: }
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