Annotation of src/usr.bin/openssl/pkeyparam.c, Revision 1.2
1.2 ! jsing 1: /* $OpenBSD: pkeyparam.c,v 1.1 2014/08/26 17:47:25 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: OpenSSL_add_all_algorithms();
84: args = argv + 1;
85: while (!badarg && *args && *args[0] == '-') {
86: if (!strcmp(*args, "-in")) {
87: if (args[1]) {
88: args++;
89: infile = *args;
90: } else
91: badarg = 1;
92: } else if (!strcmp(*args, "-out")) {
93: if (args[1]) {
94: args++;
95: outfile = *args;
96: } else
97: badarg = 1;
98: }
99: #ifndef OPENSSL_NO_ENGINE
100: else if (strcmp(*args, "-engine") == 0) {
101: if (!args[1])
102: goto bad;
103: engine = *(++args);
104: }
105: #endif
106:
107: else if (strcmp(*args, "-text") == 0)
108: text = 1;
109: else if (strcmp(*args, "-noout") == 0)
110: noout = 1;
111: args++;
112: }
113:
114: if (badarg) {
115: #ifndef OPENSSL_NO_ENGINE
116: bad:
117: #endif
118: BIO_printf(bio_err, "Usage pkeyparam [options]\n");
119: BIO_printf(bio_err, "where options are\n");
120: BIO_printf(bio_err, "-in file input file\n");
121: BIO_printf(bio_err, "-out file output file\n");
122: BIO_printf(bio_err, "-text print parameters as text\n");
123: BIO_printf(bio_err, "-noout don't output encoded parameters\n");
124: #ifndef OPENSSL_NO_ENGINE
125: BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n");
126: #endif
127: return 1;
128: }
129: #ifndef OPENSSL_NO_ENGINE
130: setup_engine(bio_err, engine, 0);
131: #endif
132:
133: if (infile) {
134: if (!(in = BIO_new_file(infile, "r"))) {
135: BIO_printf(bio_err,
136: "Can't open input file %s\n", infile);
137: goto end;
138: }
139: } else
140: in = BIO_new_fp(stdin, BIO_NOCLOSE);
141:
142: if (outfile) {
143: if (!(out = BIO_new_file(outfile, "w"))) {
144: BIO_printf(bio_err,
145: "Can't open output file %s\n", outfile);
146: goto end;
147: }
148: } else {
149: out = BIO_new_fp(stdout, BIO_NOCLOSE);
150: }
151:
152: pkey = PEM_read_bio_Parameters(in, NULL);
153: if (!pkey) {
154: BIO_printf(bio_err, "Error reading parameters\n");
155: ERR_print_errors(bio_err);
156: goto end;
157: }
158: if (!noout)
159: PEM_write_bio_Parameters(out, pkey);
160:
161: if (text)
162: EVP_PKEY_print_params(out, pkey, 0, NULL);
163:
164: ret = 0;
165:
166: end:
167: EVP_PKEY_free(pkey);
168: BIO_free_all(out);
169: BIO_free(in);
170:
171: return ret;
172: }
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