Stop spurious "unable to load config info" errors in req
[openssl.git] / apps / pkcs8.c
1 /* pkcs8.c */
2 /* Written by Dr Stephen N Henson (shenson@bigfoot.com) for the OpenSSL
3  * project 1999.
4  */
5 /* ====================================================================
6  * Copyright (c) 1999 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 #include <openssl/pkcs12.h>
65
66 #include "apps.h"
67 #define PROG pkcs8_main
68
69 int MAIN(int, char **);
70
71 int MAIN(int argc, char **argv)
72 {
73         ENGINE *e = NULL;
74         char **args, *infile = NULL, *outfile = NULL;
75         char *passargin = NULL, *passargout = NULL;
76         BIO *in = NULL, *out = NULL;
77         int topk8 = 0;
78         int pbe_nid = -1;
79         const EVP_CIPHER *cipher = NULL;
80         int iter = PKCS12_DEFAULT_ITER;
81         int informat, outformat;
82         int p8_broken = PKCS8_OK;
83         int nocrypt = 0;
84         X509_SIG *p8;
85         PKCS8_PRIV_KEY_INFO *p8inf;
86         EVP_PKEY *pkey;
87         char pass[50], *passin = NULL, *passout = NULL, *p8pass = NULL;
88         int badarg = 0;
89         char *engine=NULL;
90
91         if (bio_err == NULL) bio_err = BIO_new_fp (stderr, BIO_NOCLOSE);
92
93         informat=FORMAT_PEM;
94         outformat=FORMAT_PEM;
95
96         ERR_load_crypto_strings();
97         OpenSSL_add_all_algorithms();
98         args = argv + 1;
99         while (!badarg && *args && *args[0] == '-') {
100                 if (!strcmp(*args,"-v2")) {
101                         if (args[1]) {
102                                 args++;
103                                 cipher=EVP_get_cipherbyname(*args);
104                                 if(!cipher) {
105                                         BIO_printf(bio_err,
106                                                  "Unknown cipher %s\n", *args);
107                                         badarg = 1;
108                                 }
109                         } else badarg = 1;
110                 } else if (!strcmp(*args,"-v1")) {
111                         if (args[1]) {
112                                 args++;
113                                 pbe_nid=OBJ_txt2nid(*args);
114                                 if(pbe_nid == NID_undef) {
115                                         BIO_printf(bio_err,
116                                                  "Unknown PBE algorithm %s\n", *args);
117                                         badarg = 1;
118                                 }
119                         } else badarg = 1;
120                 } else if (!strcmp(*args,"-inform")) {
121                         if (args[1]) {
122                                 args++;
123                                 informat=str2fmt(*args);
124                         } else badarg = 1;
125                 } else if (!strcmp(*args,"-outform")) {
126                         if (args[1]) {
127                                 args++;
128                                 outformat=str2fmt(*args);
129                         } else badarg = 1;
130                 } else if (!strcmp (*args, "-topk8")) topk8 = 1;
131                 else if (!strcmp (*args, "-noiter")) iter = 1;
132                 else if (!strcmp (*args, "-nocrypt")) nocrypt = 1;
133                 else if (!strcmp (*args, "-nooct")) p8_broken = PKCS8_NO_OCTET;
134                 else if (!strcmp (*args, "-nsdb")) p8_broken = PKCS8_NS_DB;
135                 else if (!strcmp (*args, "-embed")) p8_broken = PKCS8_EMBEDDED_PARAM;
136                 else if (!strcmp(*args,"-passin"))
137                         {
138                         if (!args[1]) goto bad;
139                         passargin= *(++args);
140                         }
141                 else if (!strcmp(*args,"-passout"))
142                         {
143                         if (!args[1]) goto bad;
144                         passargout= *(++args);
145                         }
146                 else if (strcmp(*args,"-engine") == 0)
147                         {
148                         if (!args[1]) goto bad;
149                         engine= *(++args);
150                         }
151                 else if (!strcmp (*args, "-in")) {
152                         if (args[1]) {
153                                 args++;
154                                 infile = *args;
155                         } else badarg = 1;
156                 } else if (!strcmp (*args, "-out")) {
157                         if (args[1]) {
158                                 args++;
159                                 outfile = *args;
160                         } else badarg = 1;
161                 } else badarg = 1;
162                 args++;
163         }
164
165         if (badarg) {
166                 bad:
167                 BIO_printf(bio_err, "Usage pkcs8 [options]\n");
168                 BIO_printf(bio_err, "where options are\n");
169                 BIO_printf(bio_err, "-in file        input file\n");
170                 BIO_printf(bio_err, "-inform X       input format (DER or PEM)\n");
171                 BIO_printf(bio_err, "-passin arg     input file pass phrase source\n");
172                 BIO_printf(bio_err, "-outform X      output format (DER or PEM)\n");
173                 BIO_printf(bio_err, "-out file       output file\n");
174                 BIO_printf(bio_err, "-passout arg    output file pass phrase source\n");
175                 BIO_printf(bio_err, "-topk8          output PKCS8 file\n");
176                 BIO_printf(bio_err, "-nooct          use (nonstandard) no octet format\n");
177                 BIO_printf(bio_err, "-embed          use (nonstandard) embedded DSA parameters format\n");
178                 BIO_printf(bio_err, "-nsdb           use (nonstandard) DSA Netscape DB format\n");
179                 BIO_printf(bio_err, "-noiter         use 1 as iteration count\n");
180                 BIO_printf(bio_err, "-nocrypt        use or expect unencrypted private key\n");
181                 BIO_printf(bio_err, "-v2 alg         use PKCS#5 v2.0 and cipher \"alg\"\n");
182                 BIO_printf(bio_err, "-v1 obj         use PKCS#5 v1.5 and cipher \"alg\"\n");
183                 BIO_printf(bio_err," -engine e       use engine e, possibly a hardware device.\n");
184                 return (1);
185         }
186
187         e = setup_engine(bio_err, engine, 0);
188
189         if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
190                 BIO_printf(bio_err, "Error getting passwords\n");
191                 return (1);
192         }
193
194         if ((pbe_nid == -1) && !cipher) pbe_nid = NID_pbeWithMD5AndDES_CBC;
195
196         if (infile) {
197                 if (!(in = BIO_new_file(infile, "rb"))) {
198                         BIO_printf(bio_err,
199                                  "Can't open input file %s\n", infile);
200                         return (1);
201                 }
202         } else in = BIO_new_fp (stdin, BIO_NOCLOSE);
203
204         if (outfile) {
205                 if (!(out = BIO_new_file (outfile, "wb"))) {
206                         BIO_printf(bio_err,
207                                  "Can't open output file %s\n", outfile);
208                         return (1);
209                 }
210         } else {
211                 out = BIO_new_fp (stdout, BIO_NOCLOSE);
212 #ifdef OPENSSL_SYS_VMS
213                 {
214                         BIO *tmpbio = BIO_new(BIO_f_linebuffer());
215                         out = BIO_push(tmpbio, out);
216                 }
217 #endif
218         }
219         if (topk8)
220                 {
221                 BIO_free(in); /* Not needed in this section */
222                 pkey = load_key(bio_err, infile, informat, passin, e, "key");
223                 if (!pkey) {
224                         return (1);
225                 }
226                 if (!(p8inf = EVP_PKEY2PKCS8_broken(pkey, p8_broken))) {
227                         BIO_printf(bio_err, "Error converting key\n", outfile);
228                         ERR_print_errors(bio_err);
229                         return (1);
230                 }
231                 if(nocrypt) {
232                         if(outformat == FORMAT_PEM) 
233                                 PEM_write_bio_PKCS8_PRIV_KEY_INFO(out, p8inf);
234                         else if(outformat == FORMAT_ASN1)
235                                 i2d_PKCS8_PRIV_KEY_INFO_bio(out, p8inf);
236                         else {
237                                 BIO_printf(bio_err, "Bad format specified for key\n");
238                                 return (1);
239                         }
240                 } else {
241                         if(passout) p8pass = passout;
242                         else {
243                                 p8pass = pass;
244                                 EVP_read_pw_string(pass, 50, "Enter Encryption Password:", 1);
245                         }
246                         app_RAND_load_file(NULL, bio_err, 0);
247                         if (!(p8 = PKCS8_encrypt(pbe_nid, cipher,
248                                         p8pass, strlen(p8pass),
249                                         NULL, 0, iter, p8inf))) {
250                                 BIO_printf(bio_err, "Error encrypting key\n",
251                                                                  outfile);
252                                 ERR_print_errors(bio_err);
253                                 return (1);
254                         }
255                         app_RAND_write_file(NULL, bio_err);
256                         if(outformat == FORMAT_PEM) 
257                                 PEM_write_bio_PKCS8(out, p8);
258                         else if(outformat == FORMAT_ASN1)
259                                 i2d_PKCS8_bio(out, p8);
260                         else {
261                                 BIO_printf(bio_err, "Bad format specified for key\n");
262                                 return (1);
263                         }
264                         X509_SIG_free(p8);
265                 }
266                 PKCS8_PRIV_KEY_INFO_free (p8inf);
267                 EVP_PKEY_free(pkey);
268                 BIO_free_all(out);
269                 if(passin) OPENSSL_free(passin);
270                 if(passout) OPENSSL_free(passout);
271                 return (0);
272         }
273
274         if(nocrypt) {
275                 if(informat == FORMAT_PEM) 
276                         p8inf = PEM_read_bio_PKCS8_PRIV_KEY_INFO(in,NULL,NULL, NULL);
277                 else if(informat == FORMAT_ASN1)
278                         p8inf = d2i_PKCS8_PRIV_KEY_INFO_bio(in, NULL);
279                 else {
280                         BIO_printf(bio_err, "Bad format specified for key\n");
281                         return (1);
282                 }
283         } else {
284                 if(informat == FORMAT_PEM) 
285                         p8 = PEM_read_bio_PKCS8(in, NULL, NULL, NULL);
286                 else if(informat == FORMAT_ASN1)
287                         p8 = d2i_PKCS8_bio(in, NULL);
288                 else {
289                         BIO_printf(bio_err, "Bad format specified for key\n");
290                         return (1);
291                 }
292
293                 if (!p8) {
294                         BIO_printf (bio_err, "Error reading key\n", outfile);
295                         ERR_print_errors(bio_err);
296                         return (1);
297                 }
298                 if(passin) p8pass = passin;
299                 else {
300                         p8pass = pass;
301                         EVP_read_pw_string(pass, 50, "Enter Password:", 0);
302                 }
303                 p8inf = PKCS8_decrypt(p8, p8pass, strlen(p8pass));
304                 X509_SIG_free(p8);
305         }
306
307         if (!p8inf) {
308                 BIO_printf(bio_err, "Error decrypting key\n", outfile);
309                 ERR_print_errors(bio_err);
310                 return (1);
311         }
312
313         if (!(pkey = EVP_PKCS82PKEY(p8inf))) {
314                 BIO_printf(bio_err, "Error converting key\n", outfile);
315                 ERR_print_errors(bio_err);
316                 return (1);
317         }
318         
319         if (p8inf->broken) {
320                 BIO_printf(bio_err, "Warning: broken key encoding: ");
321                 switch (p8inf->broken) {
322                         case PKCS8_NO_OCTET:
323                         BIO_printf(bio_err, "No Octet String in PrivateKey\n");
324                         break;
325
326                         case PKCS8_EMBEDDED_PARAM:
327                         BIO_printf(bio_err, "DSA parameters included in PrivateKey\n");
328                         break;
329
330                         case PKCS8_NS_DB:
331                         BIO_printf(bio_err, "DSA public key include in PrivateKey\n");
332                         break;
333
334                         default:
335                         BIO_printf(bio_err, "Unknown broken type\n");
336                         break;
337                 }
338         }
339         
340         PKCS8_PRIV_KEY_INFO_free(p8inf);
341         if(outformat == FORMAT_PEM) 
342                 PEM_write_bio_PrivateKey(out, pkey, NULL, NULL, 0, NULL, passout);
343         else if(outformat == FORMAT_ASN1)
344                 i2d_PrivateKey_bio(out, pkey);
345         else {
346                 BIO_printf(bio_err, "Bad format specified for key\n");
347                         return (1);
348         }
349
350         EVP_PKEY_free(pkey);
351         BIO_free_all(out);
352         BIO_free(in);
353         if(passin) OPENSSL_free(passin);
354         if(passout) OPENSSL_free(passout);
355
356         return (0);
357 }