Annotation of src/usr.bin/openssl/pkeyparam.c, Revision 1.3
1.3 ! jsing 1: /* $OpenBSD: pkeyparam.c,v 1.2 2014/08/28 14:23:52 jsing 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:
68: int pkeyparam_main(int, char **);
69:
70: int
71: pkeyparam_main(int argc, char **argv)
72: {
73: char **args, *infile = NULL, *outfile = NULL;
74: BIO *in = NULL, *out = NULL;
75: int text = 0, noout = 0;
76: EVP_PKEY *pkey = NULL;
77: int badarg = 0;
78: #ifndef OPENSSL_NO_ENGINE
79: char *engine = NULL;
80: #endif
81: int ret = 1;
82:
83: args = argv + 1;
84: while (!badarg && *args && *args[0] == '-') {
85: if (!strcmp(*args, "-in")) {
86: if (args[1]) {
87: args++;
88: infile = *args;
89: } else
90: badarg = 1;
91: } else if (!strcmp(*args, "-out")) {
92: if (args[1]) {
93: args++;
94: outfile = *args;
95: } else
96: badarg = 1;
97: }
98: #ifndef OPENSSL_NO_ENGINE
99: else if (strcmp(*args, "-engine") == 0) {
100: if (!args[1])
101: goto bad;
102: engine = *(++args);
103: }
104: #endif
105:
106: else if (strcmp(*args, "-text") == 0)
107: text = 1;
108: else if (strcmp(*args, "-noout") == 0)
109: noout = 1;
110: args++;
111: }
112:
113: if (badarg) {
114: #ifndef OPENSSL_NO_ENGINE
115: bad:
116: #endif
117: BIO_printf(bio_err, "Usage pkeyparam [options]\n");
118: BIO_printf(bio_err, "where options are\n");
119: BIO_printf(bio_err, "-in file input file\n");
120: BIO_printf(bio_err, "-out file output file\n");
121: BIO_printf(bio_err, "-text print parameters as text\n");
122: BIO_printf(bio_err, "-noout don't output encoded parameters\n");
123: #ifndef OPENSSL_NO_ENGINE
124: BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n");
125: #endif
126: return 1;
127: }
128: #ifndef OPENSSL_NO_ENGINE
129: setup_engine(bio_err, engine, 0);
130: #endif
131:
132: if (infile) {
133: if (!(in = BIO_new_file(infile, "r"))) {
134: BIO_printf(bio_err,
135: "Can't open input file %s\n", infile);
136: goto end;
137: }
138: } else
139: in = BIO_new_fp(stdin, BIO_NOCLOSE);
140:
141: if (outfile) {
142: if (!(out = BIO_new_file(outfile, "w"))) {
143: BIO_printf(bio_err,
144: "Can't open output file %s\n", outfile);
145: goto end;
146: }
147: } else {
148: out = BIO_new_fp(stdout, BIO_NOCLOSE);
149: }
150:
151: pkey = PEM_read_bio_Parameters(in, NULL);
152: if (!pkey) {
153: BIO_printf(bio_err, "Error reading parameters\n");
154: ERR_print_errors(bio_err);
155: goto end;
156: }
157: if (!noout)
158: PEM_write_bio_Parameters(out, pkey);
159:
160: if (text)
161: EVP_PKEY_print_params(out, pkey, 0, NULL);
162:
163: ret = 0;
164:
165: end:
166: EVP_PKEY_free(pkey);
167: BIO_free_all(out);
168: BIO_free(in);
169:
170: return ret;
171: }
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