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d02b48c6 | 1 | /* apps/req.c */ |
58964a49 | 2 | /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com) |
d02b48c6 RE |
3 | * All rights reserved. |
4 | * | |
5 | * This package is an SSL implementation written | |
6 | * by Eric Young (eay@cryptsoft.com). | |
7 | * The implementation was written so as to conform with Netscapes SSL. | |
8 | * | |
9 | * This library is free for commercial and non-commercial use as long as | |
10 | * the following conditions are aheared to. The following conditions | |
11 | * apply to all code found in this distribution, be it the RC4, RSA, | |
12 | * lhash, DES, etc., code; not just the SSL code. The SSL documentation | |
13 | * included with this distribution is covered by the same copyright terms | |
14 | * except that the holder is Tim Hudson (tjh@cryptsoft.com). | |
15 | * | |
16 | * Copyright remains Eric Young's, and as such any Copyright notices in | |
17 | * the code are not to be removed. | |
18 | * If this package is used in a product, Eric Young should be given attribution | |
19 | * as the author of the parts of the library used. | |
20 | * This can be in the form of a textual message at program startup or | |
21 | * in documentation (online or textual) provided with the package. | |
22 | * | |
23 | * Redistribution and use in source and binary forms, with or without | |
24 | * modification, are permitted provided that the following conditions | |
25 | * are met: | |
26 | * 1. Redistributions of source code must retain the copyright | |
27 | * notice, this list of conditions and the following disclaimer. | |
28 | * 2. Redistributions in binary form must reproduce the above copyright | |
29 | * notice, this list of conditions and the following disclaimer in the | |
30 | * documentation and/or other materials provided with the distribution. | |
31 | * 3. All advertising materials mentioning features or use of this software | |
32 | * must display the following acknowledgement: | |
33 | * "This product includes cryptographic software written by | |
34 | * Eric Young (eay@cryptsoft.com)" | |
35 | * The word 'cryptographic' can be left out if the rouines from the library | |
36 | * being used are not cryptographic related :-). | |
37 | * 4. If you include any Windows specific code (or a derivative thereof) from | |
38 | * the apps directory (application code) you must include an acknowledgement: | |
39 | * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)" | |
40 | * | |
41 | * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND | |
42 | * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE | |
43 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE | |
44 | * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE | |
45 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL | |
46 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS | |
47 | * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | |
48 | * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT | |
49 | * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY | |
50 | * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF | |
51 | * SUCH DAMAGE. | |
52 | * | |
53 | * The licence and distribution terms for any publically available version or | |
54 | * derivative of this code cannot be changed. i.e. this code cannot simply be | |
55 | * copied and put under another distribution licence | |
56 | * [including the GNU Public Licence.] | |
57 | */ | |
58 | ||
59 | #include <stdio.h> | |
60 | #include <stdlib.h> | |
61 | #include <time.h> | |
62 | #include <string.h> | |
58964a49 | 63 | #ifdef NO_STDIO |
d02b48c6 RE |
64 | #define APPS_WIN16 |
65 | #endif | |
66 | #include "apps.h" | |
67 | #include "bio.h" | |
68 | #include "evp.h" | |
69 | #include "rand.h" | |
70 | #include "conf.h" | |
71 | #include "err.h" | |
72 | #include "asn1.h" | |
73 | #include "x509.h" | |
74 | #include "objects.h" | |
75 | #include "pem.h" | |
76 | ||
77 | #define SECTION "req" | |
78 | ||
79 | #define BITS "default_bits" | |
80 | #define KEYFILE "default_keyfile" | |
81 | #define DISTINGUISHED_NAME "distinguished_name" | |
82 | #define ATTRIBUTES "attributes" | |
83 | ||
84 | #define DEFAULT_KEY_LENGTH 512 | |
85 | #define MIN_KEY_LENGTH 384 | |
86 | ||
87 | #undef PROG | |
88 | #define PROG req_main | |
89 | ||
90 | /* -inform arg - input format - default PEM (one of DER, TXT or PEM) | |
91 | * -outform arg - output format - default PEM | |
92 | * -in arg - input file - default stdin | |
93 | * -out arg - output file - default stdout | |
94 | * -verify - check request signature | |
95 | * -noout - don't print stuff out. | |
96 | * -text - print out human readable text. | |
97 | * -nodes - no des encryption | |
98 | * -config file - Load configuration file. | |
99 | * -key file - make a request using key in file (or use it for verification). | |
100 | * -keyform - key file format. | |
101 | * -newkey - make a key and a request. | |
102 | * -modulus - print RSA modulus. | |
103 | * -x509 - output a self signed X509 structure instead. | |
104 | * -asn1-kludge - output new certificate request in a format that some CA's | |
105 | * require. This format is wrong | |
106 | */ | |
107 | ||
108 | #ifndef NOPROTO | |
109 | static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,int attribs); | |
110 | static int add_attribute_object(STACK *n, char *text, char *def, | |
111 | char *value, int nid,int min,int max); | |
112 | static int add_DN_object(X509_NAME *n, char *text, char *def, char *value, | |
113 | int nid,int min,int max); | |
58964a49 | 114 | static void MS_CALLBACK req_cb(int p,int n,char *arg); |
d02b48c6 RE |
115 | static int req_fix_data(int nid,int *type,int len,int min,int max); |
116 | #else | |
117 | static int make_REQ(); | |
118 | static int add_attribute_object(); | |
119 | static int add_DN_object(); | |
120 | static void MS_CALLBACK req_cb(); | |
121 | static int req_fix_data(); | |
122 | #endif | |
123 | ||
124 | #ifndef MONOLITH | |
125 | static char *default_config_file=NULL; | |
126 | static LHASH *config=NULL; | |
127 | #endif | |
128 | static LHASH *req_conf=NULL; | |
129 | ||
130 | #define TYPE_RSA 1 | |
131 | #define TYPE_DSA 2 | |
132 | #define TYPE_DH 3 | |
133 | ||
134 | int MAIN(argc, argv) | |
135 | int argc; | |
136 | char **argv; | |
137 | { | |
58964a49 | 138 | #ifndef NO_DSA |
d02b48c6 | 139 | DSA *dsa_params=NULL; |
58964a49 | 140 | #endif |
d02b48c6 RE |
141 | int ex=1,x509=0,days=30; |
142 | X509 *x509ss=NULL; | |
143 | X509_REQ *req=NULL; | |
144 | EVP_PKEY *pkey=NULL; | |
145 | int i,badops=0,newreq=0,newkey= -1,pkey_type=0; | |
146 | BIO *in=NULL,*out=NULL; | |
147 | int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM; | |
148 | int nodes=0,kludge=0; | |
149 | char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL; | |
150 | EVP_CIPHER *cipher=NULL; | |
151 | int modulus=0; | |
152 | char *p; | |
153 | EVP_MD *md_alg=NULL,*digest=EVP_md5(); | |
154 | #ifndef MONOLITH | |
155 | MS_STATIC char config_name[256]; | |
156 | #endif | |
157 | ||
158 | #ifndef NO_DES | |
159 | cipher=EVP_des_ede3_cbc(); | |
160 | #endif | |
161 | apps_startup(); | |
162 | ||
163 | if (bio_err == NULL) | |
164 | if ((bio_err=BIO_new(BIO_s_file())) != NULL) | |
58964a49 | 165 | BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT); |
d02b48c6 RE |
166 | |
167 | infile=NULL; | |
168 | outfile=NULL; | |
169 | informat=FORMAT_PEM; | |
170 | outformat=FORMAT_PEM; | |
171 | ||
172 | prog=argv[0]; | |
173 | argc--; | |
174 | argv++; | |
175 | while (argc >= 1) | |
176 | { | |
177 | if (strcmp(*argv,"-inform") == 0) | |
178 | { | |
179 | if (--argc < 1) goto bad; | |
180 | informat=str2fmt(*(++argv)); | |
181 | } | |
182 | else if (strcmp(*argv,"-outform") == 0) | |
183 | { | |
184 | if (--argc < 1) goto bad; | |
185 | outformat=str2fmt(*(++argv)); | |
186 | } | |
187 | else if (strcmp(*argv,"-key") == 0) | |
188 | { | |
189 | if (--argc < 1) goto bad; | |
190 | keyfile= *(++argv); | |
191 | } | |
192 | else if (strcmp(*argv,"-new") == 0) | |
193 | { | |
194 | pkey_type=TYPE_RSA; | |
195 | newreq=1; | |
196 | } | |
197 | else if (strcmp(*argv,"-config") == 0) | |
198 | { | |
199 | if (--argc < 1) goto bad; | |
200 | template= *(++argv); | |
201 | } | |
202 | else if (strcmp(*argv,"-keyform") == 0) | |
203 | { | |
204 | if (--argc < 1) goto bad; | |
205 | keyform=str2fmt(*(++argv)); | |
206 | } | |
207 | else if (strcmp(*argv,"-in") == 0) | |
208 | { | |
209 | if (--argc < 1) goto bad; | |
210 | infile= *(++argv); | |
211 | } | |
212 | else if (strcmp(*argv,"-out") == 0) | |
213 | { | |
214 | if (--argc < 1) goto bad; | |
215 | outfile= *(++argv); | |
216 | } | |
217 | else if (strcmp(*argv,"-keyout") == 0) | |
218 | { | |
219 | if (--argc < 1) goto bad; | |
220 | keyout= *(++argv); | |
221 | } | |
222 | else if (strcmp(*argv,"-newkey") == 0) | |
223 | { | |
224 | if (--argc < 1) goto bad; | |
225 | p= *(++argv); | |
226 | if ((strncmp("rsa:",p,4) == 0) || | |
227 | ((p[0] >= '0') && (p[0] <= '9'))) | |
228 | { | |
229 | pkey_type=TYPE_RSA; | |
230 | p+=4; | |
231 | newkey= atoi(p); | |
232 | } | |
58964a49 RE |
233 | else |
234 | #ifndef NO_DSA | |
235 | if (strncmp("dsa:",p,4) == 0) | |
d02b48c6 RE |
236 | { |
237 | X509 *xtmp=NULL; | |
238 | EVP_PKEY *dtmp; | |
239 | ||
240 | pkey_type=TYPE_DSA; | |
241 | p+=4; | |
242 | if ((in=BIO_new_file(p,"r")) == NULL) | |
243 | { | |
244 | perror(p); | |
245 | goto end; | |
246 | } | |
247 | if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL)) == NULL) | |
248 | { | |
249 | ERR_clear_error(); | |
250 | BIO_reset(in); | |
251 | if ((xtmp=PEM_read_bio_X509(in,NULL,NULL)) == NULL) | |
252 | { | |
253 | BIO_printf(bio_err,"unable to load DSA parameters from file\n"); | |
254 | goto end; | |
255 | } | |
58964a49 RE |
256 | |
257 | /* This will 'disapear' | |
258 | * when we free xtmp */ | |
d02b48c6 RE |
259 | dtmp=X509_get_pubkey(xtmp); |
260 | if (dtmp->type == EVP_PKEY_DSA) | |
261 | dsa_params=DSAparams_dup(dtmp->pkey.dsa); | |
262 | X509_free(xtmp); | |
263 | if (dsa_params == NULL) | |
264 | { | |
265 | BIO_printf(bio_err,"Certificate does not contain DSA parameters\n"); | |
266 | goto end; | |
267 | } | |
d02b48c6 RE |
268 | } |
269 | BIO_free(in); | |
270 | newkey=BN_num_bits(dsa_params->p); | |
271 | in=NULL; | |
272 | } | |
58964a49 RE |
273 | else |
274 | #endif | |
275 | #ifndef NO_DH | |
276 | if (strncmp("dh:",p,4) == 0) | |
d02b48c6 RE |
277 | { |
278 | pkey_type=TYPE_DH; | |
279 | p+=3; | |
280 | } | |
281 | else | |
58964a49 | 282 | #endif |
d02b48c6 RE |
283 | pkey_type=TYPE_RSA; |
284 | ||
285 | newreq=1; | |
286 | } | |
287 | else if (strcmp(*argv,"-modulus") == 0) | |
288 | modulus=1; | |
289 | else if (strcmp(*argv,"-verify") == 0) | |
290 | verify=1; | |
291 | else if (strcmp(*argv,"-nodes") == 0) | |
292 | nodes=1; | |
293 | else if (strcmp(*argv,"-noout") == 0) | |
294 | noout=1; | |
295 | else if (strcmp(*argv,"-text") == 0) | |
296 | text=1; | |
297 | else if (strcmp(*argv,"-x509") == 0) | |
298 | x509=1; | |
299 | else if (strcmp(*argv,"-asn1-kludge") == 0) | |
300 | kludge=1; | |
301 | else if (strcmp(*argv,"-no-asn1-kludge") == 0) | |
302 | kludge=0; | |
303 | else if (strcmp(*argv,"-days") == 0) | |
304 | { | |
305 | if (--argc < 1) goto bad; | |
306 | days= atoi(*(++argv)); | |
307 | if (days == 0) days=30; | |
308 | } | |
309 | else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL) | |
310 | { | |
311 | /* ok */ | |
312 | digest=md_alg; | |
313 | } | |
314 | else | |
315 | ||
316 | { | |
317 | BIO_printf(bio_err,"unknown option %s\n",*argv); | |
318 | badops=1; | |
319 | break; | |
320 | } | |
321 | argc--; | |
322 | argv++; | |
323 | } | |
324 | ||
325 | if (badops) | |
326 | { | |
327 | bad: | |
328 | BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog); | |
329 | BIO_printf(bio_err,"where options are\n"); | |
330 | BIO_printf(bio_err," -inform arg input format - one of DER TXT PEM\n"); | |
331 | BIO_printf(bio_err," -outform arg output format - one of DER TXT PEM\n"); | |
332 | BIO_printf(bio_err," -in arg inout file\n"); | |
333 | BIO_printf(bio_err," -out arg output file\n"); | |
334 | BIO_printf(bio_err," -text text form of request\n"); | |
335 | BIO_printf(bio_err," -noout do not output REQ\n"); | |
336 | BIO_printf(bio_err," -verify verify signature on REQ\n"); | |
337 | BIO_printf(bio_err," -modulus RSA modulus\n"); | |
338 | BIO_printf(bio_err," -nodes don't encrypt the output key\n"); | |
339 | BIO_printf(bio_err," -key file use the private key contained in file\n"); | |
340 | BIO_printf(bio_err," -keyform arg key file format\n"); | |
341 | BIO_printf(bio_err," -keyout arg file to send the key to\n"); | |
342 | BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n"); | |
343 | BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n"); | |
344 | ||
345 | BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2)\n"); | |
346 | BIO_printf(bio_err," -config file request templace file.\n"); | |
347 | BIO_printf(bio_err," -new new request.\n"); | |
348 | BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n"); | |
349 | BIO_printf(bio_err," -days number of days a x509 generated by -x509 is valid for.\n"); | |
350 | BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n"); | |
351 | BIO_printf(bio_err," have been reported as requiring\n"); | |
352 | BIO_printf(bio_err," [ It is now always turned on but can be turned off with -no-asn1-kludge ]\n"); | |
353 | goto end; | |
354 | } | |
355 | ||
356 | ERR_load_crypto_strings(); | |
357 | ||
358 | #ifndef MONOLITH | |
359 | /* Lets load up our environment a little */ | |
360 | p=getenv("SSLEAY_CONF"); | |
361 | if (p == NULL) | |
362 | { | |
363 | strcpy(config_name,X509_get_default_cert_area()); | |
364 | strcat(config_name,"/lib/"); | |
365 | strcat(config_name,SSLEAY_CONF); | |
366 | p=config_name; | |
367 | } | |
368 | default_config_file=p; | |
369 | config=CONF_load(config,p,NULL); | |
370 | #endif | |
371 | ||
372 | if (template != NULL) | |
373 | { | |
374 | long errline; | |
375 | ||
376 | BIO_printf(bio_err,"Using configuration from %s\n",template); | |
377 | req_conf=CONF_load(NULL,template,&errline); | |
378 | if (req_conf == NULL) | |
379 | { | |
380 | BIO_printf(bio_err,"error on line %ld of %s\n",errline,template); | |
381 | goto end; | |
382 | } | |
383 | } | |
384 | else | |
385 | { | |
386 | req_conf=config; | |
387 | BIO_printf(bio_err,"Using configuration from %s\n", | |
388 | default_config_file); | |
389 | if (req_conf == NULL) | |
390 | { | |
391 | BIO_printf(bio_err,"Unable to load config info\n"); | |
392 | } | |
393 | } | |
394 | ||
dfeab068 RE |
395 | if (req_conf != NULL) |
396 | { | |
397 | p=CONF_get_string(req_conf,NULL,"oid_file"); | |
398 | if (p != NULL) | |
399 | { | |
400 | BIO *oid_bio; | |
401 | ||
402 | oid_bio=BIO_new_file(p,"r"); | |
403 | if (oid_bio == NULL) | |
404 | { | |
405 | /* | |
406 | BIO_printf(bio_err,"problems opening %s for extra oid's\n",p); | |
407 | ERR_print_errors(bio_err); | |
408 | */ | |
409 | } | |
410 | else | |
411 | { | |
412 | OBJ_create_objects(oid_bio); | |
413 | BIO_free(oid_bio); | |
414 | } | |
415 | } | |
416 | } | |
417 | ||
d02b48c6 RE |
418 | if ((md_alg == NULL) && |
419 | ((p=CONF_get_string(req_conf,SECTION,"default_md")) != NULL)) | |
420 | { | |
421 | if ((md_alg=EVP_get_digestbyname(p)) != NULL) | |
422 | digest=md_alg; | |
423 | } | |
424 | ||
425 | in=BIO_new(BIO_s_file()); | |
426 | out=BIO_new(BIO_s_file()); | |
427 | if ((in == NULL) || (out == NULL)) | |
428 | goto end; | |
429 | ||
430 | if (keyfile != NULL) | |
431 | { | |
432 | if (BIO_read_filename(in,keyfile) <= 0) | |
433 | { | |
434 | perror(keyfile); | |
435 | goto end; | |
436 | } | |
437 | ||
438 | /* if (keyform == FORMAT_ASN1) | |
439 | rsa=d2i_RSAPrivateKey_bio(in,NULL); | |
440 | else */ | |
441 | if (keyform == FORMAT_PEM) | |
442 | pkey=PEM_read_bio_PrivateKey(in,NULL,NULL); | |
443 | else | |
444 | { | |
445 | BIO_printf(bio_err,"bad input format specified for X509 request\n"); | |
446 | goto end; | |
447 | } | |
448 | ||
449 | if (pkey == NULL) | |
450 | { | |
451 | BIO_printf(bio_err,"unable to load Private key\n"); | |
452 | goto end; | |
453 | } | |
454 | } | |
455 | ||
456 | if (newreq && (pkey == NULL)) | |
457 | { | |
458 | char *randfile; | |
459 | char buffer[200]; | |
460 | ||
461 | if ((randfile=CONF_get_string(req_conf,SECTION,"RANDFILE")) == NULL) | |
462 | randfile=RAND_file_name(buffer,200); | |
463 | #ifdef WINDOWS | |
464 | BIO_printf(bio_err,"Loading 'screen' into random state -"); | |
465 | BIO_flush(bio_err); | |
466 | RAND_screen(); | |
467 | BIO_printf(bio_err," done\n"); | |
468 | #endif | |
469 | if ((randfile == NULL) || !RAND_load_file(randfile,1024L*1024L)) | |
470 | { | |
471 | BIO_printf(bio_err,"unable to load 'random state'\n"); | |
472 | BIO_printf(bio_err,"What this means is that the random number generator has not been seeded\n"); | |
473 | BIO_printf(bio_err,"with much random data.\n"); | |
474 | BIO_printf(bio_err,"Consider setting the RANDFILE environment variable to point at a file that\n"); | |
475 | BIO_printf(bio_err,"'random' data can be kept in.\n"); | |
476 | } | |
477 | if (newkey <= 0) | |
478 | { | |
479 | newkey=(int)CONF_get_number(req_conf,SECTION,BITS); | |
480 | if (newkey <= 0) | |
481 | newkey=DEFAULT_KEY_LENGTH; | |
482 | } | |
483 | ||
484 | if (newkey < MIN_KEY_LENGTH) | |
485 | { | |
486 | BIO_printf(bio_err,"private key length is too short,\n"); | |
487 | BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey); | |
488 | goto end; | |
489 | } | |
490 | BIO_printf(bio_err,"Generating a %d bit %s private key\n", | |
491 | newkey,(pkey_type == TYPE_RSA)?"RSA":"DSA"); | |
492 | ||
493 | if ((pkey=EVP_PKEY_new()) == NULL) goto end; | |
494 | ||
495 | #ifndef NO_RSA | |
496 | if (pkey_type == TYPE_RSA) | |
497 | { | |
498 | if (!EVP_PKEY_assign_RSA(pkey, | |
58964a49 RE |
499 | RSA_generate_key(newkey,0x10001, |
500 | req_cb,(char *)bio_err))) | |
d02b48c6 RE |
501 | goto end; |
502 | } | |
503 | else | |
504 | #endif | |
505 | #ifndef NO_DSA | |
506 | if (pkey_type == TYPE_DSA) | |
507 | { | |
508 | if (!DSA_generate_key(dsa_params)) goto end; | |
509 | if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end; | |
510 | dsa_params=NULL; | |
511 | } | |
512 | #endif | |
513 | ||
514 | if ((randfile == NULL) || (RAND_write_file(randfile) == 0)) | |
515 | BIO_printf(bio_err,"unable to write 'random state'\n"); | |
516 | ||
517 | if (pkey == NULL) goto end; | |
518 | ||
519 | if (keyout == NULL) | |
520 | keyout=CONF_get_string(req_conf,SECTION,KEYFILE); | |
521 | ||
522 | if (keyout == NULL) | |
523 | { | |
524 | BIO_printf(bio_err,"writing new private key to stdout\n"); | |
525 | BIO_set_fp(out,stdout,BIO_NOCLOSE); | |
526 | } | |
527 | else | |
528 | { | |
529 | BIO_printf(bio_err,"writing new private key to '%s'\n",keyout); | |
530 | if (BIO_write_filename(out,keyout) <= 0) | |
531 | { | |
532 | perror(keyout); | |
533 | goto end; | |
534 | } | |
535 | } | |
536 | ||
537 | p=CONF_get_string(req_conf,SECTION,"encrypt_rsa_key"); | |
538 | if (p == NULL) | |
539 | p=CONF_get_string(req_conf,SECTION,"encrypt_key"); | |
540 | if ((p != NULL) && (strcmp(p,"no") == 0)) | |
541 | cipher=NULL; | |
542 | if (nodes) cipher=NULL; | |
543 | ||
544 | i=0; | |
545 | loop: | |
546 | if (!PEM_write_bio_PrivateKey(out,pkey,cipher, | |
547 | NULL,0,NULL)) | |
548 | { | |
549 | if ((ERR_GET_REASON(ERR_peek_error()) == | |
550 | PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3)) | |
551 | { | |
552 | ERR_clear_error(); | |
553 | i++; | |
554 | goto loop; | |
555 | } | |
556 | goto end; | |
557 | } | |
558 | BIO_printf(bio_err,"-----\n"); | |
559 | } | |
560 | ||
561 | if (!newreq) | |
562 | { | |
563 | /* Since we are using a pre-existing certificate | |
564 | * request, the kludge 'format' info should not be | |
565 | * changed. */ | |
566 | kludge= -1; | |
567 | if (infile == NULL) | |
568 | BIO_set_fp(in,stdin,BIO_NOCLOSE); | |
569 | else | |
570 | { | |
571 | if (BIO_read_filename(in,infile) <= 0) | |
572 | { | |
573 | perror(infile); | |
574 | goto end; | |
575 | } | |
576 | } | |
577 | ||
578 | if (informat == FORMAT_ASN1) | |
579 | req=d2i_X509_REQ_bio(in,NULL); | |
580 | else if (informat == FORMAT_PEM) | |
581 | req=PEM_read_bio_X509_REQ(in,NULL,NULL); | |
582 | else | |
583 | { | |
584 | BIO_printf(bio_err,"bad input format specified for X509 request\n"); | |
585 | goto end; | |
586 | } | |
587 | if (req == NULL) | |
588 | { | |
589 | BIO_printf(bio_err,"unable to load X509 request\n"); | |
590 | goto end; | |
591 | } | |
592 | } | |
593 | ||
594 | if (newreq || x509) | |
595 | { | |
58964a49 | 596 | #ifndef NO_DSA |
d02b48c6 RE |
597 | if (pkey->type == EVP_PKEY_DSA) |
598 | digest=EVP_dss1(); | |
58964a49 | 599 | #endif |
d02b48c6 RE |
600 | |
601 | if (pkey == NULL) | |
602 | { | |
603 | BIO_printf(bio_err,"you need to specify a private key\n"); | |
604 | goto end; | |
605 | } | |
606 | if (req == NULL) | |
607 | { | |
608 | req=X509_REQ_new(); | |
609 | if (req == NULL) | |
610 | { | |
611 | goto end; | |
612 | } | |
613 | ||
614 | i=make_REQ(req,pkey,!x509); | |
615 | if (kludge >= 0) | |
616 | req->req_info->req_kludge=kludge; | |
617 | if (!i) | |
618 | { | |
619 | BIO_printf(bio_err,"problems making Certificate Request\n"); | |
620 | goto end; | |
621 | } | |
622 | } | |
623 | if (x509) | |
624 | { | |
625 | if ((x509ss=X509_new()) == NULL) goto end; | |
626 | ||
627 | /* don't set the version number, for starters | |
628 | * the field is null and second, null is v0 | |
629 | * if (!ASN1_INTEGER_set(ci->version,0L)) goto end; | |
630 | */ | |
631 | ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L); | |
632 | ||
633 | X509_set_issuer_name(x509ss, | |
634 | X509_REQ_get_subject_name(req)); | |
635 | X509_gmtime_adj(X509_get_notBefore(x509ss),0); | |
636 | X509_gmtime_adj(X509_get_notAfter(x509ss), | |
637 | (long)60*60*24*days); | |
638 | X509_set_subject_name(x509ss, | |
639 | X509_REQ_get_subject_name(req)); | |
640 | X509_set_pubkey(x509ss,X509_REQ_get_pubkey(req)); | |
641 | ||
642 | if (!(i=X509_sign(x509ss,pkey,digest))) | |
643 | goto end; | |
644 | } | |
645 | else | |
646 | { | |
647 | if (!(i=X509_REQ_sign(req,pkey,digest))) | |
648 | goto end; | |
649 | } | |
650 | } | |
651 | ||
652 | if (verify && !x509) | |
653 | { | |
654 | int tmp=0; | |
655 | ||
656 | if (pkey == NULL) | |
657 | { | |
658 | pkey=X509_REQ_get_pubkey(req); | |
659 | tmp=1; | |
660 | if (pkey == NULL) goto end; | |
661 | } | |
662 | ||
663 | i=X509_REQ_verify(req,pkey); | |
664 | if (tmp) pkey=NULL; | |
665 | ||
666 | if (i < 0) | |
667 | { | |
668 | goto end; | |
669 | } | |
670 | else if (i == 0) | |
671 | { | |
672 | BIO_printf(bio_err,"verify failure\n"); | |
673 | } | |
674 | else /* if (i > 0) */ | |
675 | BIO_printf(bio_err,"verify OK\n"); | |
676 | } | |
677 | ||
678 | if (noout && !text && !modulus) | |
679 | { | |
680 | ex=0; | |
681 | goto end; | |
682 | } | |
683 | ||
684 | if (outfile == NULL) | |
685 | BIO_set_fp(out,stdout,BIO_NOCLOSE); | |
686 | else | |
687 | { | |
688 | if ((keyout != NULL) && (strcmp(outfile,keyout) == 0)) | |
689 | i=(int)BIO_append_filename(out,outfile); | |
690 | else | |
691 | i=(int)BIO_write_filename(out,outfile); | |
692 | if (!i) | |
693 | { | |
694 | perror(outfile); | |
695 | goto end; | |
696 | } | |
697 | } | |
698 | ||
699 | if (text) | |
700 | { | |
701 | if (x509) | |
702 | X509_print(out,x509ss); | |
703 | else | |
704 | X509_REQ_print(out,req); | |
705 | } | |
706 | ||
707 | if (modulus) | |
708 | { | |
709 | EVP_PKEY *pubkey; | |
710 | ||
711 | if (x509) | |
712 | pubkey=X509_get_pubkey(x509ss); | |
713 | else | |
714 | pubkey=X509_REQ_get_pubkey(req); | |
715 | if (pubkey == NULL) | |
716 | { | |
717 | fprintf(stdout,"Modulus=unavailable\n"); | |
718 | goto end; | |
719 | } | |
720 | fprintf(stdout,"Modulus="); | |
721 | if (pubkey->type == EVP_PKEY_RSA) | |
722 | BN_print(out,pubkey->pkey.rsa->n); | |
723 | else | |
724 | fprintf(stdout,"Wrong Algorithm type"); | |
725 | fprintf(stdout,"\n"); | |
726 | } | |
727 | ||
728 | if (!noout && !x509) | |
729 | { | |
730 | if (outformat == FORMAT_ASN1) | |
731 | i=i2d_X509_REQ_bio(out,req); | |
732 | else if (outformat == FORMAT_PEM) | |
733 | i=PEM_write_bio_X509_REQ(out,req); | |
734 | else { | |
735 | BIO_printf(bio_err,"bad output format specified for outfile\n"); | |
736 | goto end; | |
737 | } | |
738 | if (!i) | |
739 | { | |
740 | BIO_printf(bio_err,"unable to write X509 request\n"); | |
741 | goto end; | |
742 | } | |
743 | } | |
744 | if (!noout && x509 && (x509ss != NULL)) | |
745 | { | |
746 | if (outformat == FORMAT_ASN1) | |
747 | i=i2d_X509_bio(out,x509ss); | |
748 | else if (outformat == FORMAT_PEM) | |
749 | i=PEM_write_bio_X509(out,x509ss); | |
750 | else { | |
751 | BIO_printf(bio_err,"bad output format specified for outfile\n"); | |
752 | goto end; | |
753 | } | |
754 | if (!i) | |
755 | { | |
756 | BIO_printf(bio_err,"unable to write X509 certificate\n"); | |
757 | goto end; | |
758 | } | |
759 | } | |
760 | ex=0; | |
761 | end: | |
762 | if (ex) | |
763 | { | |
764 | ERR_print_errors(bio_err); | |
765 | } | |
766 | if ((req_conf != NULL) && (req_conf != config)) CONF_free(req_conf); | |
767 | if (in != NULL) BIO_free(in); | |
768 | if (out != NULL) BIO_free(out); | |
769 | if (pkey != NULL) EVP_PKEY_free(pkey); | |
770 | if (req != NULL) X509_REQ_free(req); | |
771 | if (x509ss != NULL) X509_free(x509ss); | |
58964a49 | 772 | #ifndef NO_DSA |
d02b48c6 | 773 | if (dsa_params != NULL) DSA_free(dsa_params); |
58964a49 | 774 | #endif |
d02b48c6 RE |
775 | EXIT(ex); |
776 | } | |
777 | ||
778 | static int make_REQ(req,pkey,attribs) | |
779 | X509_REQ *req; | |
780 | EVP_PKEY *pkey; | |
781 | int attribs; | |
782 | { | |
783 | int ret=0,i,j; | |
58964a49 | 784 | unsigned char *p,*q; |
d02b48c6 RE |
785 | X509_REQ_INFO *ri; |
786 | char buf[100]; | |
787 | int nid,min,max; | |
788 | char *type,*def,*tmp,*value,*tmp_attr; | |
789 | STACK *sk,*attr=NULL; | |
790 | CONF_VALUE *v; | |
791 | ||
792 | tmp=CONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME); | |
793 | if (tmp == NULL) | |
794 | { | |
795 | BIO_printf(bio_err,"unable to find '%s' in config\n", | |
796 | DISTINGUISHED_NAME); | |
797 | goto err; | |
798 | } | |
799 | sk=CONF_get_section(req_conf,tmp); | |
800 | if (sk == NULL) | |
801 | { | |
802 | BIO_printf(bio_err,"unable to get '%s' section\n",tmp); | |
803 | goto err; | |
804 | } | |
805 | ||
806 | tmp_attr=CONF_get_string(req_conf,SECTION,ATTRIBUTES); | |
807 | if (tmp_attr == NULL) | |
808 | attr=NULL; | |
809 | else | |
810 | { | |
811 | attr=CONF_get_section(req_conf,tmp_attr); | |
812 | if (attr == NULL) | |
813 | { | |
814 | BIO_printf(bio_err,"unable to get '%s' section\n",tmp_attr); | |
815 | goto err; | |
816 | } | |
817 | } | |
818 | ||
819 | ri=req->req_info; | |
820 | ||
821 | BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n"); | |
822 | BIO_printf(bio_err,"into your certificate request.\n"); | |
823 | BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n"); | |
824 | BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n"); | |
825 | BIO_printf(bio_err,"For some fields there will be a default value,\n"); | |
826 | BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n"); | |
827 | BIO_printf(bio_err,"-----\n"); | |
828 | ||
829 | /* setup version number */ | |
830 | if (!ASN1_INTEGER_set(ri->version,0L)) goto err; /* version 1 */ | |
831 | ||
832 | if (sk_num(sk)) | |
833 | { | |
834 | i= -1; | |
835 | start: for (;;) | |
836 | { | |
837 | i++; | |
838 | if ((int)sk_num(sk) <= i) break; | |
839 | ||
840 | v=(CONF_VALUE *)sk_value(sk,i); | |
58964a49 | 841 | p=q=NULL; |
d02b48c6 | 842 | type=v->name; |
58964a49 RE |
843 | /* Allow for raw OIDs */ |
844 | /* [n.mm.ooo.ppp] */ | |
d02b48c6 RE |
845 | for (j=0; type[j] != '\0'; j++) |
846 | { | |
847 | if ( (type[j] == ':') || | |
848 | (type[j] == ',') || | |
849 | (type[j] == '.')) | |
58964a49 RE |
850 | p=(unsigned char *)&(type[j+1]); |
851 | if (type[j] == '[') | |
852 | { | |
853 | p=(unsigned char *)&(type[j+1]); | |
854 | for (j++; type[j] != '\0'; j++) | |
855 | if (type[j] == ']') | |
856 | { | |
857 | q=(unsigned char *)&(type[j]); | |
858 | break; | |
859 | } | |
860 | break; | |
861 | } | |
d02b48c6 RE |
862 | } |
863 | if (p != NULL) | |
864 | type=(char *)p; | |
865 | if ((nid=OBJ_txt2nid(type)) == NID_undef) | |
58964a49 RE |
866 | { |
867 | /* Add a new one if possible */ | |
868 | if ((p != NULL) && (q != NULL) && (*q == ']')) | |
869 | { | |
870 | *q='\0'; | |
871 | nid=OBJ_create((char *)p,NULL,NULL); | |
872 | *q=']'; | |
873 | if (nid == NID_undef) goto start; | |
874 | } | |
875 | else | |
876 | goto start; | |
877 | } | |
d02b48c6 RE |
878 | |
879 | sprintf(buf,"%s_default",v->name); | |
880 | if ((def=CONF_get_string(req_conf,tmp,buf)) == NULL) | |
881 | def=""; | |
882 | ||
883 | sprintf(buf,"%s_value",v->name); | |
884 | if ((value=CONF_get_string(req_conf,tmp,buf)) == NULL) | |
885 | value=NULL; | |
886 | ||
887 | sprintf(buf,"%s_min",v->name); | |
888 | min=(int)CONF_get_number(req_conf,tmp,buf); | |
889 | ||
890 | sprintf(buf,"%s_max",v->name); | |
891 | max=(int)CONF_get_number(req_conf,tmp,buf); | |
892 | ||
893 | if (!add_DN_object(ri->subject,v->value,def,value,nid, | |
894 | min,max)) | |
895 | goto err; | |
896 | } | |
897 | if (sk_num(ri->subject->entries) == 0) | |
898 | { | |
899 | BIO_printf(bio_err,"error, no objects specified in config file\n"); | |
900 | goto err; | |
901 | } | |
902 | ||
903 | if (attribs) | |
904 | { | |
905 | if ((attr != NULL) && (sk_num(attr) > 0)) | |
906 | { | |
907 | BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n"); | |
908 | BIO_printf(bio_err,"to be sent with your certificate request\n"); | |
909 | } | |
910 | ||
911 | i= -1; | |
912 | start2: for (;;) | |
913 | { | |
914 | i++; | |
915 | if ((attr == NULL) || ((int)sk_num(attr) <= i)) | |
916 | break; | |
917 | ||
918 | v=(CONF_VALUE *)sk_value(attr,i); | |
919 | type=v->name; | |
920 | if ((nid=OBJ_txt2nid(type)) == NID_undef) | |
921 | goto start2; | |
922 | ||
923 | sprintf(buf,"%s_default",type); | |
924 | if ((def=CONF_get_string(req_conf,tmp_attr,buf)) | |
925 | == NULL) | |
926 | def=""; | |
927 | ||
928 | sprintf(buf,"%s_value",type); | |
929 | if ((value=CONF_get_string(req_conf,tmp_attr,buf)) | |
930 | == NULL) | |
931 | value=NULL; | |
932 | ||
933 | sprintf(buf,"%s_min",type); | |
934 | min=(int)CONF_get_number(req_conf,tmp_attr,buf); | |
935 | ||
936 | sprintf(buf,"%s_max",type); | |
937 | max=(int)CONF_get_number(req_conf,tmp_attr,buf); | |
938 | ||
939 | if (!add_attribute_object(ri->attributes, | |
940 | v->value,def,value,nid,min,max)) | |
941 | goto err; | |
942 | } | |
943 | } | |
944 | } | |
945 | else | |
946 | { | |
947 | BIO_printf(bio_err,"No template, please set one up.\n"); | |
948 | goto err; | |
949 | } | |
950 | ||
951 | X509_REQ_set_pubkey(req,pkey); | |
952 | ||
953 | ret=1; | |
954 | err: | |
955 | return(ret); | |
956 | } | |
957 | ||
958 | static int add_DN_object(n,text,def,value,nid,min,max) | |
959 | X509_NAME *n; | |
960 | char *text; | |
961 | char *def; | |
962 | char *value; | |
963 | int nid; | |
964 | int min; | |
965 | int max; | |
966 | { | |
967 | int i,j,ret=0; | |
968 | X509_NAME_ENTRY *ne=NULL; | |
969 | MS_STATIC char buf[1024]; | |
970 | ||
971 | BIO_printf(bio_err,"%s [%s]:",text,def); | |
972 | BIO_flush(bio_err); | |
973 | if (value != NULL) | |
974 | { | |
975 | strcpy(buf,value); | |
976 | strcat(buf,"\n"); | |
977 | BIO_printf(bio_err,"%s\n",value); | |
978 | } | |
979 | else | |
980 | { | |
981 | buf[0]='\0'; | |
982 | fgets(buf,1024,stdin); | |
983 | } | |
984 | ||
985 | if (buf[0] == '\0') return(0); | |
986 | else if (buf[0] == '\n') | |
987 | { | |
988 | if ((def == NULL) || (def[0] == '\0')) | |
989 | return(1); | |
990 | strcpy(buf,def); | |
991 | strcat(buf,"\n"); | |
992 | } | |
993 | else if ((buf[0] == '.') && (buf[1] == '\n')) return(1); | |
994 | ||
995 | i=strlen(buf); | |
996 | if (buf[i-1] != '\n') | |
997 | { | |
998 | BIO_printf(bio_err,"weird input :-(\n"); | |
999 | return(0); | |
1000 | } | |
1001 | buf[--i]='\0'; | |
1002 | ||
1003 | j=ASN1_PRINTABLE_type((unsigned char *)buf,-1); | |
1004 | if (req_fix_data(nid,&j,i,min,max) == 0) | |
1005 | goto err; | |
1006 | if ((ne=X509_NAME_ENTRY_create_by_NID(NULL,nid,j,(unsigned char *)buf, | |
1007 | strlen(buf))) | |
1008 | == NULL) goto err; | |
1009 | if (!X509_NAME_add_entry(n,ne,X509_NAME_entry_count(n),0)) | |
1010 | goto err; | |
1011 | ||
1012 | ret=1; | |
1013 | err: | |
1014 | if (ne != NULL) X509_NAME_ENTRY_free(ne); | |
1015 | return(ret); | |
1016 | } | |
1017 | ||
1018 | static int add_attribute_object(n,text,def,value,nid,min,max) | |
1019 | STACK *n; | |
1020 | char *text; | |
1021 | char *def; | |
1022 | char *value; | |
1023 | int nid; | |
1024 | int min; | |
1025 | int max; | |
1026 | { | |
1027 | int i,z; | |
1028 | X509_ATTRIBUTE *xa=NULL; | |
1029 | static char buf[1024]; | |
1030 | ASN1_BIT_STRING *bs=NULL; | |
1031 | ASN1_TYPE *at=NULL; | |
1032 | ||
1033 | start: | |
1034 | BIO_printf(bio_err,"%s [%s]:",text,def); | |
1035 | BIO_flush(bio_err); | |
1036 | if (value != NULL) | |
1037 | { | |
1038 | strcpy(buf,value); | |
1039 | strcat(buf,"\n"); | |
1040 | BIO_printf(bio_err,"%s\n",value); | |
1041 | } | |
1042 | else | |
1043 | { | |
1044 | buf[0]='\0'; | |
1045 | fgets(buf,1024,stdin); | |
1046 | } | |
1047 | ||
1048 | if (buf[0] == '\0') return(0); | |
1049 | else if (buf[0] == '\n') | |
1050 | { | |
1051 | if ((def == NULL) || (def[0] == '\0')) | |
1052 | return(1); | |
1053 | strcpy(buf,def); | |
1054 | strcat(buf,"\n"); | |
1055 | } | |
1056 | else if ((buf[0] == '.') && (buf[1] == '\n')) return(1); | |
1057 | ||
1058 | i=strlen(buf); | |
1059 | if (buf[i-1] != '\n') | |
1060 | { | |
1061 | BIO_printf(bio_err,"weird input :-(\n"); | |
1062 | return(0); | |
1063 | } | |
1064 | buf[--i]='\0'; | |
1065 | ||
1066 | /* add object plus value */ | |
1067 | if ((xa=X509_ATTRIBUTE_new()) == NULL) | |
1068 | goto err; | |
1069 | if ((xa->value.set=sk_new_null()) == NULL) | |
1070 | goto err; | |
1071 | xa->set=1; | |
1072 | ||
1073 | if (xa->object != NULL) ASN1_OBJECT_free(xa->object); | |
1074 | xa->object=OBJ_nid2obj(nid); | |
1075 | ||
1076 | if ((bs=ASN1_BIT_STRING_new()) == NULL) goto err; | |
1077 | ||
1078 | bs->type=ASN1_PRINTABLE_type((unsigned char *)buf,-1); | |
1079 | ||
1080 | z=req_fix_data(nid,&bs->type,i,min,max); | |
1081 | if (z == 0) | |
1082 | { | |
1083 | if (value == NULL) | |
1084 | goto start; | |
1085 | else goto err; | |
1086 | } | |
1087 | ||
1088 | if (!ASN1_STRING_set(bs,(unsigned char *)buf,i+1)) | |
1089 | { BIO_printf(bio_err,"Malloc failure\n"); goto err; } | |
1090 | ||
1091 | if ((at=ASN1_TYPE_new()) == NULL) | |
1092 | { BIO_printf(bio_err,"Malloc failure\n"); goto err; } | |
1093 | ||
1094 | ASN1_TYPE_set(at,bs->type,(char *)bs); | |
1095 | sk_push(xa->value.set,(char *)at); | |
1096 | bs=NULL; | |
1097 | at=NULL; | |
1098 | /* only one item per attribute */ | |
1099 | ||
1100 | if (!sk_push(n,(char *)xa)) goto err; | |
1101 | return(1); | |
1102 | err: | |
1103 | if (xa != NULL) X509_ATTRIBUTE_free(xa); | |
1104 | if (at != NULL) ASN1_TYPE_free(at); | |
1105 | if (bs != NULL) ASN1_BIT_STRING_free(bs); | |
1106 | return(0); | |
1107 | } | |
1108 | ||
58964a49 | 1109 | static void MS_CALLBACK req_cb(p,n,arg) |
d02b48c6 RE |
1110 | int p; |
1111 | int n; | |
58964a49 | 1112 | char *arg; |
d02b48c6 RE |
1113 | { |
1114 | char c='*'; | |
1115 | ||
1116 | if (p == 0) c='.'; | |
1117 | if (p == 1) c='+'; | |
1118 | if (p == 2) c='*'; | |
1119 | if (p == 3) c='\n'; | |
58964a49 RE |
1120 | BIO_write((BIO *)arg,&c,1); |
1121 | BIO_flush((BIO *)arg); | |
d02b48c6 RE |
1122 | #ifdef LINT |
1123 | p=n; | |
1124 | #endif | |
1125 | } | |
1126 | ||
1127 | static int req_fix_data(nid,type,len,min,max) | |
1128 | int nid; | |
1129 | int *type; | |
1130 | int len,min,max; | |
1131 | { | |
1132 | if (nid == NID_pkcs9_emailAddress) | |
1133 | *type=V_ASN1_IA5STRING; | |
1134 | if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING)) | |
1135 | *type=V_ASN1_T61STRING; | |
1136 | if ((nid == NID_pkcs9_challengePassword) && | |
1137 | (*type == V_ASN1_IA5STRING)) | |
1138 | *type=V_ASN1_T61STRING; | |
1139 | ||
1140 | if ((nid == NID_pkcs9_unstructuredName) && | |
1141 | (*type == V_ASN1_T61STRING)) | |
1142 | { | |
1143 | BIO_printf(bio_err,"invalid characters in string, please re-enter the string\n"); | |
1144 | return(0); | |
1145 | } | |
1146 | if (nid == NID_pkcs9_unstructuredName) | |
1147 | *type=V_ASN1_IA5STRING; | |
1148 | ||
1149 | if (len < min) | |
1150 | { | |
1151 | BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",min); | |
1152 | return(0); | |
1153 | } | |
1154 | if ((max != 0) && (len > max)) | |
1155 | { | |
1156 | BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",max); | |
1157 | return(0); | |
1158 | } | |
1159 | return(1); | |
1160 | } |