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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 | |
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 sour
ce\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 sou
rce\n"); | |
194 #ifndef OPENSSL_NO_ENGINE | |
195 BIO_printf(bio_err, "-engine e use engine e, possibly a ha
rdware 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 } | |
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