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Upgrade to OpenSSL-0.9.8k.
[dragonfly.git] / crypto / openssl / apps / apps.c
blob498722a5a2583bec73ac2ad4c534abd76e31ffb1
1 /* apps/apps.c */
2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
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 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
60 *
61 * Redistribution and use in source and binary forms, with or without
62 * modification, are permitted provided that the following conditions
63 * are met:
64 *
65 * 1. Redistributions of source code must retain the above copyright
66 * notice, this list of conditions and the following disclaimer.
67 *
68 * 2. Redistributions in binary form must reproduce the above copyright
69 * notice, this list of conditions and the following disclaimer in
70 * the documentation and/or other materials provided with the
71 * distribution.
72 *
73 * 3. All advertising materials mentioning features or use of this
74 * software must display the following acknowledgment:
75 * "This product includes software developed by the OpenSSL Project
76 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
77 *
78 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
79 * endorse or promote products derived from this software without
80 * prior written permission. For written permission, please contact
81 * openssl-core@openssl.org.
82 *
83 * 5. Products derived from this software may not be called "OpenSSL"
84 * nor may "OpenSSL" appear in their names without prior written
85 * permission of the OpenSSL Project.
86 *
87 * 6. Redistributions of any form whatsoever must retain the following
88 * acknowledgment:
89 * "This product includes software developed by the OpenSSL Project
90 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
91 *
92 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
93 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
94 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
95 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
96 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
97 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
98 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
99 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
100 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
101 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
102 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
103 * OF THE POSSIBILITY OF SUCH DAMAGE.
104 * ====================================================================
105 *
106 * This product includes cryptographic software written by Eric Young
107 * (eay@cryptsoft.com). This product includes software written by Tim
108 * Hudson (tjh@cryptsoft.com).
109 *
110 */
111
112 #include <stdio.h>
113 #include <stdlib.h>
114 #include <string.h>
115 #include <sys/types.h>
116 #include <sys/stat.h>
117 #include <ctype.h>
118 #include <assert.h>
119 #include <openssl/err.h>
120 #include <openssl/x509.h>
121 #include <openssl/x509v3.h>
122 #include <openssl/pem.h>
123 #include <openssl/pkcs12.h>
124 #include <openssl/ui.h>
125 #include <openssl/safestack.h>
126 #ifndef OPENSSL_NO_ENGINE
127 #include <openssl/engine.h>
128 #endif
129 #ifndef OPENSSL_NO_RSA
130 #include <openssl/rsa.h>
131 #endif
132 #include <openssl/bn.h>
133 #ifndef OPENSSL_NO_JPAKE
134 #include <openssl/jpake.h>
135 #endif
136
137 #define NON_MAIN
138 #include "apps.h"
139 #undef NON_MAIN
140
141 typedef struct {
142 const char *name;
143 unsigned long flag;
144 unsigned long mask;
145 } NAME_EX_TBL;
146
147 static UI_METHOD *ui_method = NULL;
148
149 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
150 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
151
152 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
153 /* Looks like this stuff is worth moving into separate function */
154 static EVP_PKEY *
155 load_netscape_key(BIO *err, BIO *key, const char *file,
156 const char *key_descrip, int format);
157 #endif
158
159 int app_init(long mesgwin);
160 #ifdef undef /* never finished - probably never will be :-) */
161 int args_from_file(char *file, int *argc, char **argv[])
162 {
163 FILE *fp;
164 int num,i;
165 unsigned int len;
166 static char *buf=NULL;
167 static char **arg=NULL;
168 char *p;
169 struct stat stbuf;
170
171 if (stat(file,&stbuf) < 0) return(0);
172
173 fp=fopen(file,"r");
174 if (fp == NULL)
175 return(0);
176
177 *argc=0;
178 *argv=NULL;
179
180 len=(unsigned int)stbuf.st_size;
181 if (buf != NULL) OPENSSL_free(buf);
182 buf=(char *)OPENSSL_malloc(len+1);
183 if (buf == NULL) return(0);
184
185 len=fread(buf,1,len,fp);
186 if (len <= 1) return(0);
187 buf[len]='\0';
188
189 i=0;
190 for (p=buf; *p; p++)
191 if (*p == '\n') i++;
192 if (arg != NULL) OPENSSL_free(arg);
193 arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
194
195 *argv=arg;
196 num=0;
197 p=buf;
198 for (;;)
199 {
200 if (!*p) break;
201 if (*p == '#') /* comment line */
202 {
203 while (*p && (*p != '\n')) p++;
204 continue;
205 }
206 /* else we have a line */
207 *(arg++)=p;
208 num++;
209 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
210 p++;
211 if (!*p) break;
212 if (*p == '\n')
213 {
214 *(p++)='\0';
215 continue;
216 }
217 /* else it is a tab or space */
218 p++;
219 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
220 p++;
221 if (!*p) break;
222 if (*p == '\n')
223 {
224 p++;
225 continue;
226 }
227 *(arg++)=p++;
228 num++;
229 while (*p && (*p != '\n')) p++;
230 if (!*p) break;
231 /* else *p == '\n' */
232 *(p++)='\0';
233 }
234 *argc=num;
235 return(1);
236 }
237 #endif
238
239 int str2fmt(char *s)
240 {
241 if ((*s == 'D') || (*s == 'd'))
242 return(FORMAT_ASN1);
243 else if ((*s == 'T') || (*s == 't'))
244 return(FORMAT_TEXT);
245 else if ((*s == 'P') || (*s == 'p'))
246 return(FORMAT_PEM);
247 else if ((*s == 'N') || (*s == 'n'))
248 return(FORMAT_NETSCAPE);
249 else if ((*s == 'S') || (*s == 's'))
250 return(FORMAT_SMIME);
251 else if ((*s == '1')
252 || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
253 || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
254 return(FORMAT_PKCS12);
255 else if ((*s == 'E') || (*s == 'e'))
256 return(FORMAT_ENGINE);
257 else
258 return(FORMAT_UNDEF);
259 }
260
261 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
262 void program_name(char *in, char *out, int size)
263 {
264 int i,n;
265 char *p=NULL;
266
267 n=strlen(in);
268 /* find the last '/', '\' or ':' */
269 for (i=n-1; i>0; i--)
270 {
271 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
272 {
273 p= &(in[i+1]);
274 break;
275 }
276 }
277 if (p == NULL)
278 p=in;
279 n=strlen(p);
280
281 #if defined(OPENSSL_SYS_NETWARE)
282 /* strip off trailing .nlm if present. */
283 if ((n > 4) && (p[n-4] == '.') &&
284 ((p[n-3] == 'n') || (p[n-3] == 'N')) &&
285 ((p[n-2] == 'l') || (p[n-2] == 'L')) &&
286 ((p[n-1] == 'm') || (p[n-1] == 'M')))
287 n-=4;
288 #else
289 /* strip off trailing .exe if present. */
290 if ((n > 4) && (p[n-4] == '.') &&
291 ((p[n-3] == 'e') || (p[n-3] == 'E')) &&
292 ((p[n-2] == 'x') || (p[n-2] == 'X')) &&
293 ((p[n-1] == 'e') || (p[n-1] == 'E')))
294 n-=4;
295 #endif
296
297 if (n > size-1)
298 n=size-1;
299
300 for (i=0; i<n; i++)
301 {
302 if ((p[i] >= 'A') && (p[i] <= 'Z'))
303 out[i]=p[i]-'A'+'a';
304 else
305 out[i]=p[i];
306 }
307 out[n]='\0';
308 }
309 #else
310 #ifdef OPENSSL_SYS_VMS
311 void program_name(char *in, char *out, int size)
312 {
313 char *p=in, *q;
314 char *chars=":]>";
315
316 while(*chars != '\0')
317 {
318 q=strrchr(p,*chars);
319 if (q > p)
320 p = q + 1;
321 chars++;
322 }
323
324 q=strrchr(p,'.');
325 if (q == NULL)
326 q = p + strlen(p);
327 strncpy(out,p,size-1);
328 if (q-p >= size)
329 {
330 out[size-1]='\0';
331 }
332 else
333 {
334 out[q-p]='\0';
335 }
336 }
337 #else
338 void program_name(char *in, char *out, int size)
339 {
340 char *p;
341
342 p=strrchr(in,'/');
343 if (p != NULL)
344 p++;
345 else
346 p=in;
347 BUF_strlcpy(out,p,size);
348 }
349 #endif
350 #endif
351
352 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
353 {
354 int num,len,i;
355 char *p;
356
357 *argc=0;
358 *argv=NULL;
359
360 len=strlen(buf);
361 i=0;
362 if (arg->count == 0)
363 {
364 arg->count=20;
365 arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
366 }
367 for (i=0; i<arg->count; i++)
368 arg->data[i]=NULL;
369
370 num=0;
371 p=buf;
372 for (;;)
373 {
374 /* first scan over white space */
375 if (!*p) break;
376 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
377 p++;
378 if (!*p) break;
379
380 /* The start of something good :-) */
381 if (num >= arg->count)
382 {
383 char **tmp_p;
384 int tlen = arg->count + 20;
385 tmp_p = (char **)OPENSSL_realloc(arg->data,
386 sizeof(char *)*tlen);
387 if (tmp_p == NULL)
388 return 0;
389 arg->data = tmp_p;
390 arg->count = tlen;
391 /* initialize newly allocated data */
392 for (i = num; i < arg->count; i++)
393 arg->data[i] = NULL;
394 }
395 arg->data[num++]=p;
396
397 /* now look for the end of this */
398 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
399 {
400 i= *(p++);
401 arg->data[num-1]++; /* jump over quote */
402 while (*p && (*p != i))
403 p++;
404 *p='\0';
405 }
406 else
407 {
408 while (*p && ((*p != ' ') &&
409 (*p != '\t') && (*p != '\n')))
410 p++;
411
412 if (*p == '\0')
413 p--;
414 else
415 *p='\0';
416 }
417 p++;
418 }
419 *argc=num;
420 *argv=arg->data;
421 return(1);
422 }
423
424 #ifndef APP_INIT
425 int app_init(long mesgwin)
426 {
427 return(1);
428 }
429 #endif
430
431
432 int dump_cert_text (BIO *out, X509 *x)
433 {
434 char *p;
435
436 p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
437 BIO_puts(out,"subject=");
438 BIO_puts(out,p);
439 OPENSSL_free(p);
440
441 p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
442 BIO_puts(out,"\nissuer=");
443 BIO_puts(out,p);
444 BIO_puts(out,"\n");
445 OPENSSL_free(p);
446
447 return 0;
448 }
449
450 static int ui_open(UI *ui)
451 {
452 return UI_method_get_opener(UI_OpenSSL())(ui);
453 }
454 static int ui_read(UI *ui, UI_STRING *uis)
455 {
456 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
457 && UI_get0_user_data(ui))
458 {
459 switch(UI_get_string_type(uis))
460 {
461 case UIT_PROMPT:
462 case UIT_VERIFY:
463 {
464 const char *password =
465 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
466 if (password && password[0] != '\0')
467 {
468 UI_set_result(ui, uis, password);
469 return 1;
470 }
471 }
472 default:
473 break;
474 }
475 }
476 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
477 }
478 static int ui_write(UI *ui, UI_STRING *uis)
479 {
480 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
481 && UI_get0_user_data(ui))
482 {
483 switch(UI_get_string_type(uis))
484 {
485 case UIT_PROMPT:
486 case UIT_VERIFY:
487 {
488 const char *password =
489 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
490 if (password && password[0] != '\0')
491 return 1;
492 }
493 default:
494 break;
495 }
496 }
497 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
498 }
499 static int ui_close(UI *ui)
500 {
501 return UI_method_get_closer(UI_OpenSSL())(ui);
502 }
503 int setup_ui_method(void)
504 {
505 ui_method = UI_create_method("OpenSSL application user interface");
506 UI_method_set_opener(ui_method, ui_open);
507 UI_method_set_reader(ui_method, ui_read);
508 UI_method_set_writer(ui_method, ui_write);
509 UI_method_set_closer(ui_method, ui_close);
510 return 0;
511 }
512 void destroy_ui_method(void)
513 {
514 if(ui_method)
515 {
516 UI_destroy_method(ui_method);
517 ui_method = NULL;
518 }
519 }
520 int password_callback(char *buf, int bufsiz, int verify,
521 PW_CB_DATA *cb_tmp)
522 {
523 UI *ui = NULL;
524 int res = 0;
525 const char *prompt_info = NULL;
526 const char *password = NULL;
527 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
528
529 if (cb_data)
530 {
531 if (cb_data->password)
532 password = cb_data->password;
533 if (cb_data->prompt_info)
534 prompt_info = cb_data->prompt_info;
535 }
536
537 if (password)
538 {
539 res = strlen(password);
540 if (res > bufsiz)
541 res = bufsiz;
542 memcpy(buf, password, res);
543 return res;
544 }
545
546 ui = UI_new_method(ui_method);
547 if (ui)
548 {
549 int ok = 0;
550 char *buff = NULL;
551 int ui_flags = 0;
552 char *prompt = NULL;
553
554 prompt = UI_construct_prompt(ui, "pass phrase",
555 prompt_info);
556
557 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
558 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
559
560 if (ok >= 0)
561 ok = UI_add_input_string(ui,prompt,ui_flags,buf,
562 PW_MIN_LENGTH,BUFSIZ-1);
563 if (ok >= 0 && verify)
564 {
565 buff = (char *)OPENSSL_malloc(bufsiz);
566 ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
567 PW_MIN_LENGTH,BUFSIZ-1, buf);
568 }
569 if (ok >= 0)
570 do
571 {
572 ok = UI_process(ui);
573 }
574 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
575
576 if (buff)
577 {
578 OPENSSL_cleanse(buff,(unsigned int)bufsiz);
579 OPENSSL_free(buff);
580 }
581
582 if (ok >= 0)
583 res = strlen(buf);
584 if (ok == -1)
585 {
586 BIO_printf(bio_err, "User interface error\n");
587 ERR_print_errors(bio_err);
588 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
589 res = 0;
590 }
591 if (ok == -2)
592 {
593 BIO_printf(bio_err,"aborted!\n");
594 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
595 res = 0;
596 }
597 UI_free(ui);
598 OPENSSL_free(prompt);
599 }
600 return res;
601 }
602
603 static char *app_get_pass(BIO *err, char *arg, int keepbio);
604
605 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
606 {
607 int same;
608 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
609 else same = 1;
610 if(arg1) {
611 *pass1 = app_get_pass(err, arg1, same);
612 if(!*pass1) return 0;
613 } else if(pass1) *pass1 = NULL;
614 if(arg2) {
615 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
616 if(!*pass2) return 0;
617 } else if(pass2) *pass2 = NULL;
618 return 1;
619 }
620
621 static char *app_get_pass(BIO *err, char *arg, int keepbio)
622 {
623 char *tmp, tpass[APP_PASS_LEN];
624 static BIO *pwdbio = NULL;
625 int i;
626 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
627 if(!strncmp(arg, "env:", 4)) {
628 tmp = getenv(arg + 4);
629 if(!tmp) {
630 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
631 return NULL;
632 }
633 return BUF_strdup(tmp);
634 }
635 if(!keepbio || !pwdbio) {
636 if(!strncmp(arg, "file:", 5)) {
637 pwdbio = BIO_new_file(arg + 5, "r");
638 if(!pwdbio) {
639 BIO_printf(err, "Can't open file %s\n", arg + 5);
640 return NULL;
641 }
642 } else if(!strncmp(arg, "fd:", 3)) {
643 BIO *btmp;
644 i = atoi(arg + 3);
645 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
646 if((i < 0) || !pwdbio) {
647 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
648 return NULL;
649 }
650 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */
651 btmp = BIO_new(BIO_f_buffer());
652 pwdbio = BIO_push(btmp, pwdbio);
653 } else if(!strcmp(arg, "stdin")) {
654 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
655 if(!pwdbio) {
656 BIO_printf(err, "Can't open BIO for stdin\n");
657 return NULL;
658 }
659 } else {
660 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
661 return NULL;
662 }
663 }
664 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
665 if(keepbio != 1) {
666 BIO_free_all(pwdbio);
667 pwdbio = NULL;
668 }
669 if(i <= 0) {
670 BIO_printf(err, "Error reading password from BIO\n");
671 return NULL;
672 }
673 tmp = strchr(tpass, '\n');
674 if(tmp) *tmp = 0;
675 return BUF_strdup(tpass);
676 }
677
678 int add_oid_section(BIO *err, CONF *conf)
679 {
680 char *p;
681 STACK_OF(CONF_VALUE) *sktmp;
682 CONF_VALUE *cnf;
683 int i;
684 if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
685 {
686 ERR_clear_error();
687 return 1;
688 }
689 if(!(sktmp = NCONF_get_section(conf, p))) {
690 BIO_printf(err, "problem loading oid section %s\n", p);
691 return 0;
692 }
693 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
694 cnf = sk_CONF_VALUE_value(sktmp, i);
695 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
696 BIO_printf(err, "problem creating object %s=%s\n",
697 cnf->name, cnf->value);
698 return 0;
699 }
700 }
701 return 1;
702 }
703
704 static int load_pkcs12(BIO *err, BIO *in, const char *desc,
705 pem_password_cb *pem_cb, void *cb_data,
706 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
707 {
708 const char *pass;
709 char tpass[PEM_BUFSIZE];
710 int len, ret = 0;
711 PKCS12 *p12;
712 p12 = d2i_PKCS12_bio(in, NULL);
713 if (p12 == NULL)
714 {
715 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
716 goto die;
717 }
718 /* See if an empty password will do */
719 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
720 pass = "";
721 else
722 {
723 if (!pem_cb)
724 pem_cb = (pem_password_cb *)password_callback;
725 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
726 if (len < 0)
727 {
728 BIO_printf(err, "Passpharse callback error for %s\n",
729 desc);
730 goto die;
731 }
732 if (len < PEM_BUFSIZE)
733 tpass[len] = 0;
734 if (!PKCS12_verify_mac(p12, tpass, len))
735 {
736 BIO_printf(err,
737 "Mac verify error (wrong password?) in PKCS12 file for %s\n", desc);
738 goto die;
739 }
740 pass = tpass;
741 }
742 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
743 die:
744 if (p12)
745 PKCS12_free(p12);
746 return ret;
747 }
748
749 X509 *load_cert(BIO *err, const char *file, int format,
750 const char *pass, ENGINE *e, const char *cert_descrip)
751 {
752 ASN1_HEADER *ah=NULL;
753 BUF_MEM *buf=NULL;
754 X509 *x=NULL;
755 BIO *cert;
756
757 if ((cert=BIO_new(BIO_s_file())) == NULL)
758 {
759 ERR_print_errors(err);
760 goto end;
761 }
762
763 if (file == NULL)
764 {
765 setvbuf(stdin, NULL, _IONBF, 0);
766 BIO_set_fp(cert,stdin,BIO_NOCLOSE);
767 }
768 else
769 {
770 if (BIO_read_filename(cert,file) <= 0)
771 {
772 BIO_printf(err, "Error opening %s %s\n",
773 cert_descrip, file);
774 ERR_print_errors(err);
775 goto end;
776 }
777 }
778
779 if (format == FORMAT_ASN1)
780 x=d2i_X509_bio(cert,NULL);
781 else if (format == FORMAT_NETSCAPE)
782 {
783 const unsigned char *p,*op;
784 int size=0,i;
785
786 /* We sort of have to do it this way because it is sort of nice
787 * to read the header first and check it, then
788 * try to read the certificate */
789 buf=BUF_MEM_new();
790 for (;;)
791 {
792 if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
793 goto end;
794 i=BIO_read(cert,&(buf->data[size]),1024*10);
795 size+=i;
796 if (i == 0) break;
797 if (i < 0)
798 {
799 perror("reading certificate");
800 goto end;
801 }
802 }
803 p=(unsigned char *)buf->data;
804 op=p;
805
806 /* First load the header */
807 if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
808 goto end;
809 if ((ah->header == NULL) || (ah->header->data == NULL) ||
810 (strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data,
811 ah->header->length) != 0))
812 {
813 BIO_printf(err,"Error reading header on certificate\n");
814 goto end;
815 }
816 /* header is ok, so now read the object */
817 p=op;
818 ah->meth=X509_asn1_meth();
819 if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
820 goto end;
821 x=(X509 *)ah->data;
822 ah->data=NULL;
823 }
824 else if (format == FORMAT_PEM)
825 x=PEM_read_bio_X509_AUX(cert,NULL,
826 (pem_password_cb *)password_callback, NULL);
827 else if (format == FORMAT_PKCS12)
828 {
829 if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL,
830 NULL, &x, NULL))
831 goto end;
832 }
833 else {
834 BIO_printf(err,"bad input format specified for %s\n",
835 cert_descrip);
836 goto end;
837 }
838 end:
839 if (x == NULL)
840 {
841 BIO_printf(err,"unable to load certificate\n");
842 ERR_print_errors(err);
843 }
844 if (ah != NULL) ASN1_HEADER_free(ah);
845 if (cert != NULL) BIO_free(cert);
846 if (buf != NULL) BUF_MEM_free(buf);
847 return(x);
848 }
849
850 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
851 const char *pass, ENGINE *e, const char *key_descrip)
852 {
853 BIO *key=NULL;
854 EVP_PKEY *pkey=NULL;
855 PW_CB_DATA cb_data;
856
857 cb_data.password = pass;
858 cb_data.prompt_info = file;
859
860 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
861 {
862 BIO_printf(err,"no keyfile specified\n");
863 goto end;
864 }
865 #ifndef OPENSSL_NO_ENGINE
866 if (format == FORMAT_ENGINE)
867 {
868 if (!e)
869 BIO_printf(bio_err,"no engine specified\n");
870 else
871 pkey = ENGINE_load_private_key(e, file,
872 ui_method, &cb_data);
873 goto end;
874 }
875 #endif
876 key=BIO_new(BIO_s_file());
877 if (key == NULL)
878 {
879 ERR_print_errors(err);
880 goto end;
881 }
882 if (file == NULL && maybe_stdin)
883 {
884 setvbuf(stdin, NULL, _IONBF, 0);
885 BIO_set_fp(key,stdin,BIO_NOCLOSE);
886 }
887 else
888 if (BIO_read_filename(key,file) <= 0)
889 {
890 BIO_printf(err, "Error opening %s %s\n",
891 key_descrip, file);
892 ERR_print_errors(err);
893 goto end;
894 }
895 if (format == FORMAT_ASN1)
896 {
897 pkey=d2i_PrivateKey_bio(key, NULL);
898 }
899 else if (format == FORMAT_PEM)
900 {
901 pkey=PEM_read_bio_PrivateKey(key,NULL,
902 (pem_password_cb *)password_callback, &cb_data);
903 }
904 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
905 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
906 pkey = load_netscape_key(err, key, file, key_descrip, format);
907 #endif
908 else if (format == FORMAT_PKCS12)
909 {
910 if (!load_pkcs12(err, key, key_descrip,
911 (pem_password_cb *)password_callback, &cb_data,
912 &pkey, NULL, NULL))
913 goto end;
914 }
915 else
916 {
917 BIO_printf(err,"bad input format specified for key file\n");
918 goto end;
919 }
920 end:
921 if (key != NULL) BIO_free(key);
922 if (pkey == NULL)
923 BIO_printf(err,"unable to load %s\n", key_descrip);
924 return(pkey);
925 }
926
927 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
928 const char *pass, ENGINE *e, const char *key_descrip)
929 {
930 BIO *key=NULL;
931 EVP_PKEY *pkey=NULL;
932 PW_CB_DATA cb_data;
933
934 cb_data.password = pass;
935 cb_data.prompt_info = file;
936
937 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
938 {
939 BIO_printf(err,"no keyfile specified\n");
940 goto end;
941 }
942 #ifndef OPENSSL_NO_ENGINE
943 if (format == FORMAT_ENGINE)
944 {
945 if (!e)
946 BIO_printf(bio_err,"no engine specified\n");
947 else
948 pkey = ENGINE_load_public_key(e, file,
949 ui_method, &cb_data);
950 goto end;
951 }
952 #endif
953 key=BIO_new(BIO_s_file());
954 if (key == NULL)
955 {
956 ERR_print_errors(err);
957 goto end;
958 }
959 if (file == NULL && maybe_stdin)
960 {
961 setvbuf(stdin, NULL, _IONBF, 0);
962 BIO_set_fp(key,stdin,BIO_NOCLOSE);
963 }
964 else
965 if (BIO_read_filename(key,file) <= 0)
966 {
967 BIO_printf(err, "Error opening %s %s\n",
968 key_descrip, file);
969 ERR_print_errors(err);
970 goto end;
971 }
972 if (format == FORMAT_ASN1)
973 {
974 pkey=d2i_PUBKEY_bio(key, NULL);
975 }
976 else if (format == FORMAT_PEM)
977 {
978 pkey=PEM_read_bio_PUBKEY(key,NULL,
979 (pem_password_cb *)password_callback, &cb_data);
980 }
981 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
982 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
983 pkey = load_netscape_key(err, key, file, key_descrip, format);
984 #endif
985 else
986 {
987 BIO_printf(err,"bad input format specified for key file\n");
988 goto end;
989 }
990 end:
991 if (key != NULL) BIO_free(key);
992 if (pkey == NULL)
993 BIO_printf(err,"unable to load %s\n", key_descrip);
994 return(pkey);
995 }
996
997 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
998 static EVP_PKEY *
999 load_netscape_key(BIO *err, BIO *key, const char *file,
1000 const char *key_descrip, int format)
1001 {
1002 EVP_PKEY *pkey;
1003 BUF_MEM *buf;
1004 RSA *rsa;
1005 const unsigned char *p;
1006 int size, i;
1007
1008 buf=BUF_MEM_new();
1009 pkey = EVP_PKEY_new();
1010 size = 0;
1011 if (buf == NULL || pkey == NULL)
1012 goto error;
1013 for (;;)
1014 {
1015 if (!BUF_MEM_grow_clean(buf,size+1024*10))
1016 goto error;
1017 i = BIO_read(key, &(buf->data[size]), 1024*10);
1018 size += i;
1019 if (i == 0)
1020 break;
1021 if (i < 0)
1022 {
1023 BIO_printf(err, "Error reading %s %s",
1024 key_descrip, file);
1025 goto error;
1026 }
1027 }
1028 p=(unsigned char *)buf->data;
1029 rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
1030 (format == FORMAT_IISSGC ? 1 : 0));
1031 if (rsa == NULL)
1032 goto error;
1033 BUF_MEM_free(buf);
1034 EVP_PKEY_set1_RSA(pkey, rsa);
1035 return pkey;
1036 error:
1037 BUF_MEM_free(buf);
1038 EVP_PKEY_free(pkey);
1039 return NULL;
1040 }
1041 #endif /* ndef OPENSSL_NO_RC4 */
1042
1043 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
1044 const char *pass, ENGINE *e, const char *cert_descrip)
1045 {
1046 BIO *certs;
1047 int i;
1048 STACK_OF(X509) *othercerts = NULL;
1049 STACK_OF(X509_INFO) *allcerts = NULL;
1050 X509_INFO *xi;
1051 PW_CB_DATA cb_data;
1052
1053 cb_data.password = pass;
1054 cb_data.prompt_info = file;
1055
1056 if((certs = BIO_new(BIO_s_file())) == NULL)
1057 {
1058 ERR_print_errors(err);
1059 goto end;
1060 }
1061
1062 if (file == NULL)
1063 BIO_set_fp(certs,stdin,BIO_NOCLOSE);
1064 else
1065 {
1066 if (BIO_read_filename(certs,file) <= 0)
1067 {
1068 BIO_printf(err, "Error opening %s %s\n",
1069 cert_descrip, file);
1070 ERR_print_errors(err);
1071 goto end;
1072 }
1073 }
1074
1075 if (format == FORMAT_PEM)
1076 {
1077 othercerts = sk_X509_new_null();
1078 if(!othercerts)
1079 {
1080 sk_X509_free(othercerts);
1081 othercerts = NULL;
1082 goto end;
1083 }
1084 allcerts = PEM_X509_INFO_read_bio(certs, NULL,
1085 (pem_password_cb *)password_callback, &cb_data);
1086 for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
1087 {
1088 xi = sk_X509_INFO_value (allcerts, i);
1089 if (xi->x509)
1090 {
1091 sk_X509_push(othercerts, xi->x509);
1092 xi->x509 = NULL;
1093 }
1094 }
1095 goto end;
1096 }
1097 else {
1098 BIO_printf(err,"bad input format specified for %s\n",
1099 cert_descrip);
1100 goto end;
1101 }
1102 end:
1103 if (othercerts == NULL)
1104 {
1105 BIO_printf(err,"unable to load certificates\n");
1106 ERR_print_errors(err);
1107 }
1108 if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
1109 if (certs != NULL) BIO_free(certs);
1110 return(othercerts);
1111 }
1112
1113
1114 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1115 /* Return error for unknown extensions */
1116 #define X509V3_EXT_DEFAULT 0
1117 /* Print error for unknown extensions */
1118 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1119 /* ASN1 parse unknown extensions */
1120 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1121 /* BIO_dump unknown extensions */
1122 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1123
1124 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1125 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1126
1127 int set_cert_ex(unsigned long *flags, const char *arg)
1128 {
1129 static const NAME_EX_TBL cert_tbl[] = {
1130 { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
1131 { "ca_default", X509_FLAG_CA, 0xffffffffl},
1132 { "no_header", X509_FLAG_NO_HEADER, 0},
1133 { "no_version", X509_FLAG_NO_VERSION, 0},
1134 { "no_serial", X509_FLAG_NO_SERIAL, 0},
1135 { "no_signame", X509_FLAG_NO_SIGNAME, 0},
1136 { "no_validity", X509_FLAG_NO_VALIDITY, 0},
1137 { "no_subject", X509_FLAG_NO_SUBJECT, 0},
1138 { "no_issuer", X509_FLAG_NO_ISSUER, 0},
1139 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1140 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1141 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1142 { "no_aux", X509_FLAG_NO_AUX, 0},
1143 { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1144 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1145 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1146 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1147 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1148 { NULL, 0, 0}
1149 };
1150 return set_multi_opts(flags, arg, cert_tbl);
1151 }
1152
1153 int set_name_ex(unsigned long *flags, const char *arg)
1154 {
1155 static const NAME_EX_TBL ex_tbl[] = {
1156 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1157 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1158 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1159 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1160 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1161 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1162 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1163 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1164 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1165 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1166 { "compat", XN_FLAG_COMPAT, 0xffffffffL},
1167 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1168 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1169 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1170 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1171 { "dn_rev", XN_FLAG_DN_REV, 0},
1172 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1173 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1174 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1175 { "align", XN_FLAG_FN_ALIGN, 0},
1176 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1177 { "space_eq", XN_FLAG_SPC_EQ, 0},
1178 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1179 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1180 { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
1181 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1182 { "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1183 { NULL, 0, 0}
1184 };
1185 return set_multi_opts(flags, arg, ex_tbl);
1186 }
1187
1188 int set_ext_copy(int *copy_type, const char *arg)
1189 {
1190 if (!strcasecmp(arg, "none"))
1191 *copy_type = EXT_COPY_NONE;
1192 else if (!strcasecmp(arg, "copy"))
1193 *copy_type = EXT_COPY_ADD;
1194 else if (!strcasecmp(arg, "copyall"))
1195 *copy_type = EXT_COPY_ALL;
1196 else
1197 return 0;
1198 return 1;
1199 }
1200
1201 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1202 {
1203 STACK_OF(X509_EXTENSION) *exts = NULL;
1204 X509_EXTENSION *ext, *tmpext;
1205 ASN1_OBJECT *obj;
1206 int i, idx, ret = 0;
1207 if (!x || !req || (copy_type == EXT_COPY_NONE))
1208 return 1;
1209 exts = X509_REQ_get_extensions(req);
1210
1211 for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1212 ext = sk_X509_EXTENSION_value(exts, i);
1213 obj = X509_EXTENSION_get_object(ext);
1214 idx = X509_get_ext_by_OBJ(x, obj, -1);
1215 /* Does extension exist? */
1216 if (idx != -1) {
1217 /* If normal copy don't override existing extension */
1218 if (copy_type == EXT_COPY_ADD)
1219 continue;
1220 /* Delete all extensions of same type */
1221 do {
1222 tmpext = X509_get_ext(x, idx);
1223 X509_delete_ext(x, idx);
1224 X509_EXTENSION_free(tmpext);
1225 idx = X509_get_ext_by_OBJ(x, obj, -1);
1226 } while (idx != -1);
1227 }
1228 if (!X509_add_ext(x, ext, -1))
1229 goto end;
1230 }
1231
1232 ret = 1;
1233
1234 end:
1235
1236 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1237
1238 return ret;
1239 }
1240
1241
1242
1243
1244 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1245 {
1246 STACK_OF(CONF_VALUE) *vals;
1247 CONF_VALUE *val;
1248 int i, ret = 1;
1249 if(!arg) return 0;
1250 vals = X509V3_parse_list(arg);
1251 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1252 val = sk_CONF_VALUE_value(vals, i);
1253 if (!set_table_opts(flags, val->name, in_tbl))
1254 ret = 0;
1255 }
1256 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1257 return ret;
1258 }
1259
1260 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1261 {
1262 char c;
1263 const NAME_EX_TBL *ptbl;
1264 c = arg[0];
1265
1266 if(c == '-') {
1267 c = 0;
1268 arg++;
1269 } else if (c == '+') {
1270 c = 1;
1271 arg++;
1272 } else c = 1;
1273
1274 for(ptbl = in_tbl; ptbl->name; ptbl++) {
1275 if(!strcasecmp(arg, ptbl->name)) {
1276 *flags &= ~ptbl->mask;
1277 if(c) *flags |= ptbl->flag;
1278 else *flags &= ~ptbl->flag;
1279 return 1;
1280 }
1281 }
1282 return 0;
1283 }
1284
1285 void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags)
1286 {
1287 char *buf;
1288 char mline = 0;
1289 int indent = 0;
1290
1291 if(title) BIO_puts(out, title);
1292 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1293 mline = 1;
1294 indent = 4;
1295 }
1296 if(lflags == XN_FLAG_COMPAT) {
1297 buf = X509_NAME_oneline(nm, 0, 0);
1298 BIO_puts(out, buf);
1299 BIO_puts(out, "\n");
1300 OPENSSL_free(buf);
1301 } else {
1302 if(mline) BIO_puts(out, "\n");
1303 X509_NAME_print_ex(out, nm, indent, lflags);
1304 BIO_puts(out, "\n");
1305 }
1306 }
1307
1308 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1309 {
1310 X509_STORE *store;
1311 X509_LOOKUP *lookup;
1312 if(!(store = X509_STORE_new())) goto end;
1313 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
1314 if (lookup == NULL) goto end;
1315 if (CAfile) {
1316 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
1317 BIO_printf(bp, "Error loading file %s\n", CAfile);
1318 goto end;
1319 }
1320 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
1321
1322 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
1323 if (lookup == NULL) goto end;
1324 if (CApath) {
1325 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
1326 BIO_printf(bp, "Error loading directory %s\n", CApath);
1327 goto end;
1328 }
1329 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
1330
1331 ERR_clear_error();
1332 return store;
1333 end:
1334 X509_STORE_free(store);
1335 return NULL;
1336 }
1337
1338 #ifndef OPENSSL_NO_ENGINE
1339 /* Try to load an engine in a shareable library */
1340 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
1341 {
1342 ENGINE *e = ENGINE_by_id("dynamic");
1343 if (e)
1344 {
1345 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1346 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
1347 {
1348 ENGINE_free(e);
1349 e = NULL;
1350 }
1351 }
1352 return e;
1353 }
1354
1355 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
1356 {
1357 ENGINE *e = NULL;
1358
1359 if (engine)
1360 {
1361 if(strcmp(engine, "auto") == 0)
1362 {
1363 BIO_printf(err,"enabling auto ENGINE support\n");
1364 ENGINE_register_all_complete();
1365 return NULL;
1366 }
1367 if((e = ENGINE_by_id(engine)) == NULL
1368 && (e = try_load_engine(err, engine, debug)) == NULL)
1369 {
1370 BIO_printf(err,"invalid engine \"%s\"\n", engine);
1371 ERR_print_errors(err);
1372 return NULL;
1373 }
1374 if (debug)
1375 {
1376 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
1377 0, err, 0);
1378 }
1379 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1380 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
1381 {
1382 BIO_printf(err,"can't use that engine\n");
1383 ERR_print_errors(err);
1384 ENGINE_free(e);
1385 return NULL;
1386 }
1387
1388 BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
1389
1390 /* Free our "structural" reference. */
1391 ENGINE_free(e);
1392 }
1393 return e;
1394 }
1395 #endif
1396
1397 int load_config(BIO *err, CONF *cnf)
1398 {
1399 if (!cnf)
1400 cnf = config;
1401 if (!cnf)
1402 return 1;
1403
1404 OPENSSL_load_builtin_modules();
1405
1406 if (CONF_modules_load(cnf, NULL, 0) <= 0)
1407 {
1408 BIO_printf(err, "Error configuring OpenSSL\n");
1409 ERR_print_errors(err);
1410 return 0;
1411 }
1412 return 1;
1413 }
1414
1415 char *make_config_name()
1416 {
1417 const char *t=X509_get_default_cert_area();
1418 size_t len;
1419 char *p;
1420
1421 len=strlen(t)+strlen(OPENSSL_CONF)+2;
1422 p=OPENSSL_malloc(len);
1423 BUF_strlcpy(p,t,len);
1424 #ifndef OPENSSL_SYS_VMS
1425 BUF_strlcat(p,"/",len);
1426 #endif
1427 BUF_strlcat(p,OPENSSL_CONF,len);
1428
1429 return p;
1430 }
1431
1432 static unsigned long index_serial_hash(const char **a)
1433 {
1434 const char *n;
1435
1436 n=a[DB_serial];
1437 while (*n == '0') n++;
1438 return(lh_strhash(n));
1439 }
1440
1441 static int index_serial_cmp(const char **a, const char **b)
1442 {
1443 const char *aa,*bb;
1444
1445 for (aa=a[DB_serial]; *aa == '0'; aa++);
1446 for (bb=b[DB_serial]; *bb == '0'; bb++);
1447 return(strcmp(aa,bb));
1448 }
1449
1450 static int index_name_qual(char **a)
1451 { return(a[0][0] == 'V'); }
1452
1453 static unsigned long index_name_hash(const char **a)
1454 { return(lh_strhash(a[DB_name])); }
1455
1456 int index_name_cmp(const char **a, const char **b)
1457 { return(strcmp(a[DB_name],
1458 b[DB_name])); }
1459
1460 static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **)
1461 static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **)
1462 static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **)
1463 static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **)
1464
1465 #undef BSIZE
1466 #define BSIZE 256
1467
1468 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1469 {
1470 BIO *in=NULL;
1471 BIGNUM *ret=NULL;
1472 MS_STATIC char buf[1024];
1473 ASN1_INTEGER *ai=NULL;
1474
1475 ai=ASN1_INTEGER_new();
1476 if (ai == NULL) goto err;
1477
1478 if ((in=BIO_new(BIO_s_file())) == NULL)
1479 {
1480 ERR_print_errors(bio_err);
1481 goto err;
1482 }
1483
1484 if (BIO_read_filename(in,serialfile) <= 0)
1485 {
1486 if (!create)
1487 {
1488 perror(serialfile);
1489 goto err;
1490 }
1491 else
1492 {
1493 ret=BN_new();
1494 if (ret == NULL || !rand_serial(ret, ai))
1495 BIO_printf(bio_err, "Out of memory\n");
1496 }
1497 }
1498 else
1499 {
1500 if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1501 {
1502 BIO_printf(bio_err,"unable to load number from %s\n",
1503 serialfile);
1504 goto err;
1505 }
1506 ret=ASN1_INTEGER_to_BN(ai,NULL);
1507 if (ret == NULL)
1508 {
1509 BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
1510 goto err;
1511 }
1512 }
1513
1514 if (ret && retai)
1515 {
1516 *retai = ai;
1517 ai = NULL;
1518 }
1519 err:
1520 if (in != NULL) BIO_free(in);
1521 if (ai != NULL) ASN1_INTEGER_free(ai);
1522 return(ret);
1523 }
1524
1525 int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
1526 {
1527 char buf[1][BSIZE];
1528 BIO *out = NULL;
1529 int ret=0;
1530 ASN1_INTEGER *ai=NULL;
1531 int j;
1532
1533 if (suffix == NULL)
1534 j = strlen(serialfile);
1535 else
1536 j = strlen(serialfile) + strlen(suffix) + 1;
1537 if (j >= BSIZE)
1538 {
1539 BIO_printf(bio_err,"file name too long\n");
1540 goto err;
1541 }
1542
1543 if (suffix == NULL)
1544 BUF_strlcpy(buf[0], serialfile, BSIZE);
1545 else
1546 {
1547 #ifndef OPENSSL_SYS_VMS
1548 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1549 #else
1550 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1551 #endif
1552 }
1553 #ifdef RL_DEBUG
1554 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1555 #endif
1556 out=BIO_new(BIO_s_file());
1557 if (out == NULL)
1558 {
1559 ERR_print_errors(bio_err);
1560 goto err;
1561 }
1562 if (BIO_write_filename(out,buf[0]) <= 0)
1563 {
1564 perror(serialfile);
1565 goto err;
1566 }
1567
1568 if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1569 {
1570 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1571 goto err;
1572 }
1573 i2a_ASN1_INTEGER(out,ai);
1574 BIO_puts(out,"\n");
1575 ret=1;
1576 if (retai)
1577 {
1578 *retai = ai;
1579 ai = NULL;
1580 }
1581 err:
1582 if (out != NULL) BIO_free_all(out);
1583 if (ai != NULL) ASN1_INTEGER_free(ai);
1584 return(ret);
1585 }
1586
1587 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1588 {
1589 char buf[5][BSIZE];
1590 int i,j;
1591 struct stat sb;
1592
1593 i = strlen(serialfile) + strlen(old_suffix);
1594 j = strlen(serialfile) + strlen(new_suffix);
1595 if (i > j) j = i;
1596 if (j + 1 >= BSIZE)
1597 {
1598 BIO_printf(bio_err,"file name too long\n");
1599 goto err;
1600 }
1601
1602 #ifndef OPENSSL_SYS_VMS
1603 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1604 serialfile, new_suffix);
1605 #else
1606 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1607 serialfile, new_suffix);
1608 #endif
1609 #ifndef OPENSSL_SYS_VMS
1610 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1611 serialfile, old_suffix);
1612 #else
1613 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1614 serialfile, old_suffix);
1615 #endif
1616 if (stat(serialfile,&sb) < 0)
1617 {
1618 if (errno != ENOENT
1619 #ifdef ENOTDIR
1620 && errno != ENOTDIR
1621 #endif
1622 )
1623 goto err;
1624 }
1625 else
1626 {
1627 #ifdef RL_DEBUG
1628 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1629 serialfile, buf[1]);
1630 #endif
1631 if (rename(serialfile,buf[1]) < 0)
1632 {
1633 BIO_printf(bio_err,
1634 "unable to rename %s to %s\n",
1635 serialfile, buf[1]);
1636 perror("reason");
1637 goto err;
1638 }
1639 }
1640 #ifdef RL_DEBUG
1641 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1642 buf[0],serialfile);
1643 #endif
1644 if (rename(buf[0],serialfile) < 0)
1645 {
1646 BIO_printf(bio_err,
1647 "unable to rename %s to %s\n",
1648 buf[0],serialfile);
1649 perror("reason");
1650 rename(buf[1],serialfile);
1651 goto err;
1652 }
1653 return 1;
1654 err:
1655 return 0;
1656 }
1657
1658 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1659 {
1660 BIGNUM *btmp;
1661 int ret = 0;
1662 if (b)
1663 btmp = b;
1664 else
1665 btmp = BN_new();
1666
1667 if (!btmp)
1668 return 0;
1669
1670 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1671 goto error;
1672 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1673 goto error;
1674
1675 ret = 1;
1676
1677 error:
1678
1679 if (!b)
1680 BN_free(btmp);
1681
1682 return ret;
1683 }
1684
1685 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1686 {
1687 CA_DB *retdb = NULL;
1688 TXT_DB *tmpdb = NULL;
1689 BIO *in = BIO_new(BIO_s_file());
1690 CONF *dbattr_conf = NULL;
1691 char buf[1][BSIZE];
1692 long errorline= -1;
1693
1694 if (in == NULL)
1695 {
1696 ERR_print_errors(bio_err);
1697 goto err;
1698 }
1699 if (BIO_read_filename(in,dbfile) <= 0)
1700 {
1701 perror(dbfile);
1702 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1703 goto err;
1704 }
1705 if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
1706 {
1707 if (tmpdb != NULL) TXT_DB_free(tmpdb);
1708 goto err;
1709 }
1710
1711 #ifndef OPENSSL_SYS_VMS
1712 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
1713 #else
1714 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1715 #endif
1716 dbattr_conf = NCONF_new(NULL);
1717 if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
1718 {
1719 if (errorline > 0)
1720 {
1721 BIO_printf(bio_err,
1722 "error on line %ld of db attribute file '%s'\n"
1723 ,errorline,buf[0]);
1724 goto err;
1725 }
1726 else
1727 {
1728 NCONF_free(dbattr_conf);
1729 dbattr_conf = NULL;
1730 }
1731 }
1732
1733 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
1734 {
1735 fprintf(stderr, "Out of memory\n");
1736 goto err;
1737 }
1738
1739 retdb->db = tmpdb;
1740 tmpdb = NULL;
1741 if (db_attr)
1742 retdb->attributes = *db_attr;
1743 else
1744 {
1745 retdb->attributes.unique_subject = 1;
1746 }
1747
1748 if (dbattr_conf)
1749 {
1750 char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
1751 if (p)
1752 {
1753 #ifdef RL_DEBUG
1754 BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1755 #endif
1756 retdb->attributes.unique_subject = parse_yesno(p,1);
1757 }
1758 }
1759
1760 err:
1761 if (dbattr_conf) NCONF_free(dbattr_conf);
1762 if (tmpdb) TXT_DB_free(tmpdb);
1763 if (in) BIO_free_all(in);
1764 return retdb;
1765 }
1766
1767 int index_index(CA_DB *db)
1768 {
1769 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1770 LHASH_HASH_FN(index_serial_hash),
1771 LHASH_COMP_FN(index_serial_cmp)))
1772 {
1773 BIO_printf(bio_err,
1774 "error creating serial number index:(%ld,%ld,%ld)\n",
1775 db->db->error,db->db->arg1,db->db->arg2);
1776 return 0;
1777 }
1778
1779 if (db->attributes.unique_subject
1780 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1781 LHASH_HASH_FN(index_name_hash),
1782 LHASH_COMP_FN(index_name_cmp)))
1783 {
1784 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
1785 db->db->error,db->db->arg1,db->db->arg2);
1786 return 0;
1787 }
1788 return 1;
1789 }
1790
1791 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1792 {
1793 char buf[3][BSIZE];
1794 BIO *out = BIO_new(BIO_s_file());
1795 int j;
1796
1797 if (out == NULL)
1798 {
1799 ERR_print_errors(bio_err);
1800 goto err;
1801 }
1802
1803 j = strlen(dbfile) + strlen(suffix);
1804 if (j + 6 >= BSIZE)
1805 {
1806 BIO_printf(bio_err,"file name too long\n");
1807 goto err;
1808 }
1809
1810 #ifndef OPENSSL_SYS_VMS
1811 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1812 #else
1813 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1814 #endif
1815 #ifndef OPENSSL_SYS_VMS
1816 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1817 #else
1818 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1819 #endif
1820 #ifndef OPENSSL_SYS_VMS
1821 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1822 #else
1823 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1824 #endif
1825 #ifdef RL_DEBUG
1826 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1827 #endif
1828 if (BIO_write_filename(out,buf[0]) <= 0)
1829 {
1830 perror(dbfile);
1831 BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
1832 goto err;
1833 }
1834 j=TXT_DB_write(out,db->db);
1835 if (j <= 0) goto err;
1836
1837 BIO_free(out);
1838
1839 out = BIO_new(BIO_s_file());
1840 #ifdef RL_DEBUG
1841 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1842 #endif
1843 if (BIO_write_filename(out,buf[1]) <= 0)
1844 {
1845 perror(buf[2]);
1846 BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
1847 goto err;
1848 }
1849 BIO_printf(out,"unique_subject = %s\n",
1850 db->attributes.unique_subject ? "yes" : "no");
1851 BIO_free(out);
1852
1853 return 1;
1854 err:
1855 return 0;
1856 }
1857
1858 int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix)
1859 {
1860 char buf[5][BSIZE];
1861 int i,j;
1862 struct stat sb;
1863
1864 i = strlen(dbfile) + strlen(old_suffix);
1865 j = strlen(dbfile) + strlen(new_suffix);
1866 if (i > j) j = i;
1867 if (j + 6 >= BSIZE)
1868 {
1869 BIO_printf(bio_err,"file name too long\n");
1870 goto err;
1871 }
1872
1873 #ifndef OPENSSL_SYS_VMS
1874 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
1875 #else
1876 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
1877 #endif
1878 #ifndef OPENSSL_SYS_VMS
1879 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
1880 dbfile, new_suffix);
1881 #else
1882 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
1883 dbfile, new_suffix);
1884 #endif
1885 #ifndef OPENSSL_SYS_VMS
1886 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1887 dbfile, new_suffix);
1888 #else
1889 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1890 dbfile, new_suffix);
1891 #endif
1892 #ifndef OPENSSL_SYS_VMS
1893 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1894 dbfile, old_suffix);
1895 #else
1896 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1897 dbfile, old_suffix);
1898 #endif
1899 #ifndef OPENSSL_SYS_VMS
1900 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
1901 dbfile, old_suffix);
1902 #else
1903 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
1904 dbfile, old_suffix);
1905 #endif
1906 if (stat(dbfile,&sb) < 0)
1907 {
1908 if (errno != ENOENT
1909 #ifdef ENOTDIR
1910 && errno != ENOTDIR
1911 #endif
1912 )
1913 goto err;
1914 }
1915 else
1916 {
1917 #ifdef RL_DEBUG
1918 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1919 dbfile, buf[1]);
1920 #endif
1921 if (rename(dbfile,buf[1]) < 0)
1922 {
1923 BIO_printf(bio_err,
1924 "unable to rename %s to %s\n",
1925 dbfile, buf[1]);
1926 perror("reason");
1927 goto err;
1928 }
1929 }
1930 #ifdef RL_DEBUG
1931 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1932 buf[0],dbfile);
1933 #endif
1934 if (rename(buf[0],dbfile) < 0)
1935 {
1936 BIO_printf(bio_err,
1937 "unable to rename %s to %s\n",
1938 buf[0],dbfile);
1939 perror("reason");
1940 rename(buf[1],dbfile);
1941 goto err;
1942 }
1943 if (stat(buf[4],&sb) < 0)
1944 {
1945 if (errno != ENOENT
1946 #ifdef ENOTDIR
1947 && errno != ENOTDIR
1948 #endif
1949 )
1950 goto err;
1951 }
1952 else
1953 {
1954 #ifdef RL_DEBUG
1955 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1956 buf[4],buf[3]);
1957 #endif
1958 if (rename(buf[4],buf[3]) < 0)
1959 {
1960 BIO_printf(bio_err,
1961 "unable to rename %s to %s\n",
1962 buf[4], buf[3]);
1963 perror("reason");
1964 rename(dbfile,buf[0]);
1965 rename(buf[1],dbfile);
1966 goto err;
1967 }
1968 }
1969 #ifdef RL_DEBUG
1970 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1971 buf[2],buf[4]);
1972 #endif
1973 if (rename(buf[2],buf[4]) < 0)
1974 {
1975 BIO_printf(bio_err,
1976 "unable to rename %s to %s\n",
1977 buf[2],buf[4]);
1978 perror("reason");
1979 rename(buf[3],buf[4]);
1980 rename(dbfile,buf[0]);
1981 rename(buf[1],dbfile);
1982 goto err;
1983 }
1984 return 1;
1985 err:
1986 return 0;
1987 }
1988
1989 void free_index(CA_DB *db)
1990 {
1991 if (db)
1992 {
1993 if (db->db) TXT_DB_free(db->db);
1994 OPENSSL_free(db);
1995 }
1996 }
1997
1998 int parse_yesno(const char *str, int def)
1999 {
2000 int ret = def;
2001 if (str)
2002 {
2003 switch (*str)
2004 {
2005 case 'f': /* false */
2006 case 'F': /* FALSE */
2007 case 'n': /* no */
2008 case 'N': /* NO */
2009 case '0': /* 0 */
2010 ret = 0;
2011 break;
2012 case 't': /* true */
2013 case 'T': /* TRUE */
2014 case 'y': /* yes */
2015 case 'Y': /* YES */
2016 case '1': /* 1 */
2017 ret = 1;
2018 break;
2019 default:
2020 ret = def;
2021 break;
2022 }
2023 }
2024 return ret;
2025 }
2026
2027 /*
2028 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
2029 * where characters may be escaped by \
2030 */
2031 X509_NAME *parse_name(char *subject, long chtype, int multirdn)
2032 {
2033 size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
2034 char *buf = OPENSSL_malloc(buflen);
2035 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
2036 char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
2037 char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
2038 int *mval = OPENSSL_malloc (max_ne * sizeof (int));
2039
2040 char *sp = subject, *bp = buf;
2041 int i, ne_num = 0;
2042
2043 X509_NAME *n = NULL;
2044 int nid;
2045
2046 if (!buf || !ne_types || !ne_values)
2047 {
2048 BIO_printf(bio_err, "malloc error\n");
2049 goto error;
2050 }
2051
2052 if (*subject != '/')
2053 {
2054 BIO_printf(bio_err, "Subject does not start with '/'.\n");
2055 goto error;
2056 }
2057 sp++; /* skip leading / */
2058
2059 /* no multivalued RDN by default */
2060 mval[ne_num] = 0;
2061
2062 while (*sp)
2063 {
2064 /* collect type */
2065 ne_types[ne_num] = bp;
2066 while (*sp)
2067 {
2068 if (*sp == '\\') /* is there anything to escape in the type...? */
2069 {
2070 if (*++sp)
2071 *bp++ = *sp++;
2072 else
2073 {
2074 BIO_printf(bio_err, "escape character at end of string\n");
2075 goto error;
2076 }
2077 }
2078 else if (*sp == '=')
2079 {
2080 sp++;
2081 *bp++ = '\0';
2082 break;
2083 }
2084 else
2085 *bp++ = *sp++;
2086 }
2087 if (!*sp)
2088 {
2089 BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
2090 goto error;
2091 }
2092 ne_values[ne_num] = bp;
2093 while (*sp)
2094 {
2095 if (*sp == '\\')
2096 {
2097 if (*++sp)
2098 *bp++ = *sp++;
2099 else
2100 {
2101 BIO_printf(bio_err, "escape character at end of string\n");
2102 goto error;
2103 }
2104 }
2105 else if (*sp == '/')
2106 {
2107 sp++;
2108 /* no multivalued RDN by default */
2109 mval[ne_num+1] = 0;
2110 break;
2111 }
2112 else if (*sp == '+' && multirdn)
2113 {
2114 /* a not escaped + signals a mutlivalued RDN */
2115 sp++;
2116 mval[ne_num+1] = -1;
2117 break;
2118 }
2119 else
2120 *bp++ = *sp++;
2121 }
2122 *bp++ = '\0';
2123 ne_num++;
2124 }
2125
2126 if (!(n = X509_NAME_new()))
2127 goto error;
2128
2129 for (i = 0; i < ne_num; i++)
2130 {
2131 if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
2132 {
2133 BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
2134 continue;
2135 }
2136
2137 if (!*ne_values[i])
2138 {
2139 BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
2140 continue;
2141 }
2142
2143 if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i]))
2144 goto error;
2145 }
2146
2147 OPENSSL_free(ne_values);
2148 OPENSSL_free(ne_types);
2149 OPENSSL_free(buf);
2150 return n;
2151
2152 error:
2153 X509_NAME_free(n);
2154 if (ne_values)
2155 OPENSSL_free(ne_values);
2156 if (ne_types)
2157 OPENSSL_free(ne_types);
2158 if (buf)
2159 OPENSSL_free(buf);
2160 return NULL;
2161 }
2162
2163 /* This code MUST COME AFTER anything that uses rename() */
2164 #ifdef OPENSSL_SYS_WIN32
2165 int WIN32_rename(const char *from, const char *to)
2166 {
2167 #ifndef OPENSSL_SYS_WINCE
2168 /* Windows rename gives an error if 'to' exists, so delete it
2169 * first and ignore file not found errror
2170 */
2171 if((remove(to) != 0) && (errno != ENOENT))
2172 return -1;
2173 #undef rename
2174 return rename(from, to);
2175 #else
2176 /* convert strings to UNICODE */
2177 {
2178 BOOL result = FALSE;
2179 WCHAR* wfrom;
2180 WCHAR* wto;
2181 int i;
2182 wfrom = malloc((strlen(from)+1)*2);
2183 wto = malloc((strlen(to)+1)*2);
2184 if (wfrom != NULL && wto != NULL)
2185 {
2186 for (i=0; i<(int)strlen(from)+1; i++)
2187 wfrom[i] = (short)from[i];
2188 for (i=0; i<(int)strlen(to)+1; i++)
2189 wto[i] = (short)to[i];
2190 result = MoveFile(wfrom, wto);
2191 }
2192 if (wfrom != NULL)
2193 free(wfrom);
2194 if (wto != NULL)
2195 free(wto);
2196 return result;
2197 }
2198 #endif
2199 }
2200 #endif
2201
2202 int args_verify(char ***pargs, int *pargc,
2203 int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
2204 {
2205 ASN1_OBJECT *otmp = NULL;
2206 unsigned long flags = 0;
2207 int i;
2208 int purpose = 0;
2209 char **oldargs = *pargs;
2210 char *arg = **pargs, *argn = (*pargs)[1];
2211 if (!strcmp(arg, "-policy"))
2212 {
2213 if (!argn)
2214 *badarg = 1;
2215 else
2216 {
2217 otmp = OBJ_txt2obj(argn, 0);
2218 if (!otmp)
2219 {
2220 BIO_printf(err, "Invalid Policy \"%s\"\n",
2221 argn);
2222 *badarg = 1;
2223 }
2224 }
2225 (*pargs)++;
2226 }
2227 else if (strcmp(arg,"-purpose") == 0)
2228 {
2229 X509_PURPOSE *xptmp;
2230 if (!argn)
2231 *badarg = 1;
2232 else
2233 {
2234 i = X509_PURPOSE_get_by_sname(argn);
2235 if(i < 0)
2236 {
2237 BIO_printf(err, "unrecognized purpose\n");
2238 *badarg = 1;
2239 }
2240 else
2241 {
2242 xptmp = X509_PURPOSE_get0(i);
2243 purpose = X509_PURPOSE_get_id(xptmp);
2244 }
2245 }
2246 (*pargs)++;
2247 }
2248 else if (!strcmp(arg, "-ignore_critical"))
2249 flags |= X509_V_FLAG_IGNORE_CRITICAL;
2250 else if (!strcmp(arg, "-issuer_checks"))
2251 flags |= X509_V_FLAG_CB_ISSUER_CHECK;
2252 else if (!strcmp(arg, "-crl_check"))
2253 flags |= X509_V_FLAG_CRL_CHECK;
2254 else if (!strcmp(arg, "-crl_check_all"))
2255 flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
2256 else if (!strcmp(arg, "-policy_check"))
2257 flags |= X509_V_FLAG_POLICY_CHECK;
2258 else if (!strcmp(arg, "-explicit_policy"))
2259 flags |= X509_V_FLAG_EXPLICIT_POLICY;
2260 else if (!strcmp(arg, "-x509_strict"))
2261 flags |= X509_V_FLAG_X509_STRICT;
2262 else if (!strcmp(arg, "-policy_print"))
2263 flags |= X509_V_FLAG_NOTIFY_POLICY;
2264 else
2265 return 0;
2266
2267 if (*badarg)
2268 {
2269 if (*pm)
2270 X509_VERIFY_PARAM_free(*pm);
2271 *pm = NULL;
2272 goto end;
2273 }
2274
2275 if (!*pm && !(*pm = X509_VERIFY_PARAM_new()))
2276 {
2277 *badarg = 1;
2278 goto end;
2279 }
2280
2281 if (otmp)
2282 X509_VERIFY_PARAM_add0_policy(*pm, otmp);
2283 if (flags)
2284 X509_VERIFY_PARAM_set_flags(*pm, flags);
2285
2286 if (purpose)
2287 X509_VERIFY_PARAM_set_purpose(*pm, purpose);
2288
2289 end:
2290
2291 (*pargs)++;
2292
2293 if (pargc)
2294 *pargc -= *pargs - oldargs;
2295
2296 return 1;
2297
2298 }
2299
2300 static void nodes_print(BIO *out, const char *name,
2301 STACK_OF(X509_POLICY_NODE) *nodes)
2302 {
2303 X509_POLICY_NODE *node;
2304 int i;
2305 BIO_printf(out, "%s Policies:", name);
2306 if (nodes)
2307 {
2308 BIO_puts(out, "\n");
2309 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++)
2310 {
2311 node = sk_X509_POLICY_NODE_value(nodes, i);
2312 X509_POLICY_NODE_print(out, node, 2);
2313 }
2314 }
2315 else
2316 BIO_puts(out, " <empty>\n");
2317 }
2318
2319 void policies_print(BIO *out, X509_STORE_CTX *ctx)
2320 {
2321 X509_POLICY_TREE *tree;
2322 int explicit_policy;
2323 int free_out = 0;
2324 if (out == NULL)
2325 {
2326 out = BIO_new_fp(stderr, BIO_NOCLOSE);
2327 free_out = 1;
2328 }
2329 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2330 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2331
2332 BIO_printf(out, "Require explicit Policy: %s\n",
2333 explicit_policy ? "True" : "False");
2334
2335 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
2336 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
2337 if (free_out)
2338 BIO_free(out);
2339 }
2340
2341 #ifndef OPENSSL_NO_JPAKE
2342
2343 static JPAKE_CTX *jpake_init(const char *us, const char *them,
2344 const char *secret)
2345 {
2346 BIGNUM *p = NULL;
2347 BIGNUM *g = NULL;
2348 BIGNUM *q = NULL;
2349 BIGNUM *bnsecret = BN_new();
2350 JPAKE_CTX *ctx;
2351
2352 /* Use a safe prime for p (that we found earlier) */
2353 BN_hex2bn(&p, "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
2354 g = BN_new();
2355 BN_set_word(g, 2);
2356 q = BN_new();
2357 BN_rshift1(q, p);
2358
2359 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
2360
2361 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
2362 BN_free(bnsecret);
2363 BN_free(q);
2364 BN_free(g);
2365 BN_free(p);
2366
2367 return ctx;
2368 }
2369
2370 static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
2371 {
2372 BN_print(conn, p->gx);
2373 BIO_puts(conn, "\n");
2374 BN_print(conn, p->zkpx.gr);
2375 BIO_puts(conn, "\n");
2376 BN_print(conn, p->zkpx.b);
2377 BIO_puts(conn, "\n");
2378 }
2379
2380 static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
2381 {
2382 JPAKE_STEP1 s1;
2383
2384 JPAKE_STEP1_init(&s1);
2385 JPAKE_STEP1_generate(&s1, ctx);
2386 jpake_send_part(bconn, &s1.p1);
2387 jpake_send_part(bconn, &s1.p2);
2388 (void)BIO_flush(bconn);
2389 JPAKE_STEP1_release(&s1);
2390 }
2391
2392 static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
2393 {
2394 JPAKE_STEP2 s2;
2395
2396 JPAKE_STEP2_init(&s2);
2397 JPAKE_STEP2_generate(&s2, ctx);
2398 jpake_send_part(bconn, &s2);
2399 (void)BIO_flush(bconn);
2400 JPAKE_STEP2_release(&s2);
2401 }
2402
2403 static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
2404 {
2405 JPAKE_STEP3A s3a;
2406
2407 JPAKE_STEP3A_init(&s3a);
2408 JPAKE_STEP3A_generate(&s3a, ctx);
2409 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2410 (void)BIO_flush(bconn);
2411 JPAKE_STEP3A_release(&s3a);
2412 }
2413
2414 static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
2415 {
2416 JPAKE_STEP3B s3b;
2417
2418 JPAKE_STEP3B_init(&s3b);
2419 JPAKE_STEP3B_generate(&s3b, ctx);
2420 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2421 (void)BIO_flush(bconn);
2422 JPAKE_STEP3B_release(&s3b);
2423 }
2424
2425 static void readbn(BIGNUM **bn, BIO *bconn)
2426 {
2427 char buf[10240];
2428 int l;
2429
2430 l = BIO_gets(bconn, buf, sizeof buf);
2431 assert(l > 0);
2432 assert(buf[l-1] == '\n');
2433 buf[l-1] = '\0';
2434 BN_hex2bn(bn, buf);
2435 }
2436
2437 static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
2438 {
2439 readbn(&p->gx, bconn);
2440 readbn(&p->zkpx.gr, bconn);
2441 readbn(&p->zkpx.b, bconn);
2442 }
2443
2444 static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
2445 {
2446 JPAKE_STEP1 s1;
2447
2448 JPAKE_STEP1_init(&s1);
2449 jpake_receive_part(&s1.p1, bconn);
2450 jpake_receive_part(&s1.p2, bconn);
2451 if(!JPAKE_STEP1_process(ctx, &s1))
2452 {
2453 ERR_print_errors(bio_err);
2454 exit(1);
2455 }
2456 JPAKE_STEP1_release(&s1);
2457 }
2458
2459 static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
2460 {
2461 JPAKE_STEP2 s2;
2462
2463 JPAKE_STEP2_init(&s2);
2464 jpake_receive_part(&s2, bconn);
2465 if(!JPAKE_STEP2_process(ctx, &s2))
2466 {
2467 ERR_print_errors(bio_err);
2468 exit(1);
2469 }
2470 JPAKE_STEP2_release(&s2);
2471 }
2472
2473 static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
2474 {
2475 JPAKE_STEP3A s3a;
2476 int l;
2477
2478 JPAKE_STEP3A_init(&s3a);
2479 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2480 assert(l == sizeof s3a.hhk);
2481 if(!JPAKE_STEP3A_process(ctx, &s3a))
2482 {
2483 ERR_print_errors(bio_err);
2484 exit(1);
2485 }
2486 JPAKE_STEP3A_release(&s3a);
2487 }
2488
2489 static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
2490 {
2491 JPAKE_STEP3B s3b;
2492 int l;
2493
2494 JPAKE_STEP3B_init(&s3b);
2495 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2496 assert(l == sizeof s3b.hk);
2497 if(!JPAKE_STEP3B_process(ctx, &s3b))
2498 {
2499 ERR_print_errors(bio_err);
2500 exit(1);
2501 }
2502 JPAKE_STEP3B_release(&s3b);
2503 }
2504
2505 void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
2506 {
2507 JPAKE_CTX *ctx;
2508 BIO *bconn;
2509
2510 BIO_puts(out, "Authenticating with JPAKE\n");
2511
2512 ctx = jpake_init("client", "server", secret);
2513
2514 bconn = BIO_new(BIO_f_buffer());
2515 BIO_push(bconn, conn);
2516
2517 jpake_send_step1(bconn, ctx);
2518 jpake_receive_step1(ctx, bconn);
2519 jpake_send_step2(bconn, ctx);
2520 jpake_receive_step2(ctx, bconn);
2521 jpake_send_step3a(bconn, ctx);
2522 jpake_receive_step3b(ctx, bconn);
2523
2524 /*
2525 * The problem is that you must use the derived key in the
2526 * session key or you are subject to man-in-the-middle
2527 * attacks.
2528 */
2529 BIO_puts(out, "JPAKE authentication succeeded (N.B. This version can"
2530 " be MitMed. See the version in HEAD for how to do it"
2531 " properly)\n");
2532
2533 BIO_pop(bconn);
2534 BIO_free(bconn);
2535 }
2536
2537 void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
2538 {
2539 JPAKE_CTX *ctx;
2540 BIO *bconn;
2541
2542 BIO_puts(out, "Authenticating with JPAKE\n");
2543
2544 ctx = jpake_init("server", "client", secret);
2545
2546 bconn = BIO_new(BIO_f_buffer());
2547 BIO_push(bconn, conn);
2548
2549 jpake_receive_step1(ctx, bconn);
2550 jpake_send_step1(bconn, ctx);
2551 jpake_receive_step2(ctx, bconn);
2552 jpake_send_step2(bconn, ctx);
2553 jpake_receive_step3a(ctx, bconn);
2554 jpake_send_step3b(bconn, ctx);
2555
2556 /*
2557 * The problem is that you must use the derived key in the
2558 * session key or you are subject to man-in-the-middle
2559 * attacks.
2560 */
2561 BIO_puts(out, "JPAKE authentication succeeded (N.B. This version can"
2562 " be MitMed. See the version in HEAD for how to do it"
2563 " properly)\n");
2564
2565 BIO_pop(bconn);
2566 BIO_free(bconn);
2567 }
2568
2569 #endif
DragonFly BSD