1 /* apps/pkey.c */
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 #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 pkey_main
66
67 int MAIN(int, char **);
68
MAIN(int argc,char ** argv)69 int MAIN(int argc, char **argv)
70 {
71 ENGINE *e = NULL;
72 char **args, *infile = NULL, *outfile = NULL;
73 char *passargin = NULL, *passargout = NULL;
74 BIO *in = NULL, *out = NULL;
75 const EVP_CIPHER *cipher = NULL;
76 int informat, outformat;
77 int pubin = 0, pubout = 0, pubtext = 0, text = 0, noout = 0;
78 EVP_PKEY *pkey=NULL;
79 char *passin = NULL, *passout = NULL;
80 int badarg = 0;
81 #ifndef OPENSSL_NO_ENGINE
82 char *engine=NULL;
83 #endif
84 int ret = 1;
85
86 if (bio_err == NULL)
87 bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
88
89 if (!load_config(bio_err, NULL))
90 goto end;
91
92 informat=FORMAT_PEM;
93 outformat=FORMAT_PEM;
94
95 ERR_load_crypto_strings();
96 OpenSSL_add_all_algorithms();
97 args = argv + 1;
98 while (!badarg && *args && *args[0] == '-')
99 {
100 if (!strcmp(*args,"-inform"))
101 {
102 if (args[1])
103 {
104 args++;
105 informat=str2fmt(*args);
106 }
107 else badarg = 1;
108 }
109 else if (!strcmp(*args,"-outform"))
110 {
111 if (args[1])
112 {
113 args++;
114 outformat=str2fmt(*args);
115 }
116 else badarg = 1;
117 }
118 else if (!strcmp(*args,"-passin"))
119 {
120 if (!args[1]) goto bad;
121 passargin= *(++args);
122 }
123 else if (!strcmp(*args,"-passout"))
124 {
125 if (!args[1]) goto bad;
126 passargout= *(++args);
127 }
128 #ifndef OPENSSL_NO_ENGINE
129 else if (strcmp(*args,"-engine") == 0)
130 {
131 if (!args[1]) goto bad;
132 engine= *(++args);
133 }
134 #endif
135 else if (!strcmp (*args, "-in"))
136 {
137 if (args[1])
138 {
139 args++;
140 infile = *args;
141 }
142 else badarg = 1;
143 }
144 else if (!strcmp (*args, "-out"))
145 {
146 if (args[1])
147 {
148 args++;
149 outfile = *args;
150 }
151 else badarg = 1;
152 }
153 else if (strcmp(*args,"-pubin") == 0)
154 {
155 pubin=1;
156 pubout=1;
157 pubtext=1;
158 }
159 else if (strcmp(*args,"-pubout") == 0)
160 pubout=1;
161 else if (strcmp(*args,"-text_pub") == 0)
162 {
163 pubtext=1;
164 text=1;
165 }
166 else if (strcmp(*args,"-text") == 0)
167 text=1;
168 else if (strcmp(*args,"-noout") == 0)
169 noout=1;
170 else
171 {
172 cipher = EVP_get_cipherbyname(*args + 1);
173 if (!cipher)
174 {
175 BIO_printf(bio_err, "Unknown cipher %s\n",
176 *args + 1);
177 badarg = 1;
178 }
179 }
180 args++;
181 }
182
183 if (badarg)
184 {
185 bad:
186 BIO_printf(bio_err, "Usage pkey [options]\n");
187 BIO_printf(bio_err, "where options are\n");
188 BIO_printf(bio_err, "-in file input file\n");
189 BIO_printf(bio_err, "-inform X input format (DER or PEM)\n");
190 BIO_printf(bio_err, "-passin arg input file pass phrase source\n");
191 BIO_printf(bio_err, "-outform X output format (DER or PEM)\n");
192 BIO_printf(bio_err, "-out file output file\n");
193 BIO_printf(bio_err, "-passout arg output file pass phrase source\n");
194 #ifndef OPENSSL_NO_ENGINE
195 BIO_printf(bio_err, "-engine e use engine e, possibly a hardware device.\n");
196 #endif
197 return 1;
198 }
199
200 #ifndef OPENSSL_NO_ENGINE
201 e = setup_engine(bio_err, engine, 0);
202 #endif
203
204 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout))
205 {
206 BIO_printf(bio_err, "Error getting passwords\n");
207 goto end;
208 }
209
210 if (outfile)
211 {
212 if (!(out = BIO_new_file (outfile, "wb")))
213 {
214 BIO_printf(bio_err,
215 "Can't open output file %s\n", outfile);
216 goto end;
217 }
218 }
219 else
220 {
221 out = BIO_new_fp (stdout, BIO_NOCLOSE);
222 #ifdef OPENSSL_SYS_VMS
223 {
224 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
225 out = BIO_push(tmpbio, out);
226 }
227 #endif
228 }
229
230 if (pubin)
231 pkey = load_pubkey(bio_err, infile, informat, 1,
232 passin, e, "Public Key");
233 else
234 pkey = load_key(bio_err, infile, informat, 1,
235 passin, e, "key");
236 if (!pkey)
237 goto end;
238
239 if (!noout)
240 {
241 if (outformat == FORMAT_PEM)
242 {
243 if (pubout)
244 PEM_write_bio_PUBKEY(out,pkey);
245 else
246 PEM_write_bio_PrivateKey(out, pkey, cipher,
247 NULL, 0, NULL, passout);
248 }
249 else if (outformat == FORMAT_ASN1)
250 {
251 if (pubout)
252 i2d_PUBKEY_bio(out, pkey);
253 else
254 i2d_PrivateKey_bio(out, pkey);
255 }
256 else
257 {
258 BIO_printf(bio_err, "Bad format specified for key\n");
259 goto end;
260 }
261
262 }
263
264 if (text)
265 {
266 if (pubtext)
267 EVP_PKEY_print_public(out, pkey, 0, NULL);
268 else
269 EVP_PKEY_print_private(out, pkey, 0, NULL);
270 }
271
272 ret = 0;
273
274 end:
275 EVP_PKEY_free(pkey);
276 BIO_free_all(out);
277 BIO_free(in);
278 if (passin)
279 OPENSSL_free(passin);
280 if (passout)
281 OPENSSL_free(passout);
282
283 return ret;
284 }
285