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turns printfs back on
[freebsd-src/fkvm-freebsd.git] / crypto / openssl / apps / apps.c
blob613c3ba4955c411bbbc25e7b9fe15442d90d9113
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 <openssl/err.h>
119 #include <openssl/x509.h>
120 #include <openssl/x509v3.h>
121 #include <openssl/pem.h>
122 #include <openssl/pkcs12.h>
123 #include <openssl/ui.h>
124 #include <openssl/safestack.h>
125 #ifndef OPENSSL_NO_ENGINE
126 #include <openssl/engine.h>
127 #endif
128 #ifndef OPENSSL_NO_RSA
129 #include <openssl/rsa.h>
130 #endif
131 #include <openssl/bn.h>
132
133 #define NON_MAIN
134 #include "apps.h"
135 #undef NON_MAIN
136
137 typedef struct {
138 const char *name;
139 unsigned long flag;
140 unsigned long mask;
141 } NAME_EX_TBL;
142
143 static UI_METHOD *ui_method = NULL;
144
145 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
146 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
147
148 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
149 /* Looks like this stuff is worth moving into separate function */
150 static EVP_PKEY *
151 load_netscape_key(BIO *err, BIO *key, const char *file,
152 const char *key_descrip, int format);
153 #endif
154
155 int app_init(long mesgwin);
156 #ifdef undef /* never finished - probably never will be :-) */
157 int args_from_file(char *file, int *argc, char **argv[])
158 {
159 FILE *fp;
160 int num,i;
161 unsigned int len;
162 static char *buf=NULL;
163 static char **arg=NULL;
164 char *p;
165 struct stat stbuf;
166
167 if (stat(file,&stbuf) < 0) return(0);
168
169 fp=fopen(file,"r");
170 if (fp == NULL)
171 return(0);
172
173 *argc=0;
174 *argv=NULL;
175
176 len=(unsigned int)stbuf.st_size;
177 if (buf != NULL) OPENSSL_free(buf);
178 buf=(char *)OPENSSL_malloc(len+1);
179 if (buf == NULL) return(0);
180
181 len=fread(buf,1,len,fp);
182 if (len <= 1) return(0);
183 buf[len]='\0';
184
185 i=0;
186 for (p=buf; *p; p++)
187 if (*p == '\n') i++;
188 if (arg != NULL) OPENSSL_free(arg);
189 arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
190
191 *argv=arg;
192 num=0;
193 p=buf;
194 for (;;)
195 {
196 if (!*p) break;
197 if (*p == '#') /* comment line */
198 {
199 while (*p && (*p != '\n')) p++;
200 continue;
201 }
202 /* else we have a line */
203 *(arg++)=p;
204 num++;
205 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
206 p++;
207 if (!*p) break;
208 if (*p == '\n')
209 {
210 *(p++)='\0';
211 continue;
212 }
213 /* else it is a tab or space */
214 p++;
215 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
216 p++;
217 if (!*p) break;
218 if (*p == '\n')
219 {
220 p++;
221 continue;
222 }
223 *(arg++)=p++;
224 num++;
225 while (*p && (*p != '\n')) p++;
226 if (!*p) break;
227 /* else *p == '\n' */
228 *(p++)='\0';
229 }
230 *argc=num;
231 return(1);
232 }
233 #endif
234
235 int str2fmt(char *s)
236 {
237 if ((*s == 'D') || (*s == 'd'))
238 return(FORMAT_ASN1);
239 else if ((*s == 'T') || (*s == 't'))
240 return(FORMAT_TEXT);
241 else if ((*s == 'P') || (*s == 'p'))
242 return(FORMAT_PEM);
243 else if ((*s == 'N') || (*s == 'n'))
244 return(FORMAT_NETSCAPE);
245 else if ((*s == 'S') || (*s == 's'))
246 return(FORMAT_SMIME);
247 else if ((*s == '1')
248 || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
249 || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
250 return(FORMAT_PKCS12);
251 else if ((*s == 'E') || (*s == 'e'))
252 return(FORMAT_ENGINE);
253 else
254 return(FORMAT_UNDEF);
255 }
256
257 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
258 void program_name(char *in, char *out, int size)
259 {
260 int i,n;
261 char *p=NULL;
262
263 n=strlen(in);
264 /* find the last '/', '\' or ':' */
265 for (i=n-1; i>0; i--)
266 {
267 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
268 {
269 p= &(in[i+1]);
270 break;
271 }
272 }
273 if (p == NULL)
274 p=in;
275 n=strlen(p);
276
277 #if defined(OPENSSL_SYS_NETWARE)
278 /* strip off trailing .nlm if present. */
279 if ((n > 4) && (p[n-4] == '.') &&
280 ((p[n-3] == 'n') || (p[n-3] == 'N')) &&
281 ((p[n-2] == 'l') || (p[n-2] == 'L')) &&
282 ((p[n-1] == 'm') || (p[n-1] == 'M')))
283 n-=4;
284 #else
285 /* strip off trailing .exe if present. */
286 if ((n > 4) && (p[n-4] == '.') &&
287 ((p[n-3] == 'e') || (p[n-3] == 'E')) &&
288 ((p[n-2] == 'x') || (p[n-2] == 'X')) &&
289 ((p[n-1] == 'e') || (p[n-1] == 'E')))
290 n-=4;
291 #endif
292
293 if (n > size-1)
294 n=size-1;
295
296 for (i=0; i<n; i++)
297 {
298 if ((p[i] >= 'A') && (p[i] <= 'Z'))
299 out[i]=p[i]-'A'+'a';
300 else
301 out[i]=p[i];
302 }
303 out[n]='\0';
304 }
305 #else
306 #ifdef OPENSSL_SYS_VMS
307 void program_name(char *in, char *out, int size)
308 {
309 char *p=in, *q;
310 char *chars=":]>";
311
312 while(*chars != '\0')
313 {
314 q=strrchr(p,*chars);
315 if (q > p)
316 p = q + 1;
317 chars++;
318 }
319
320 q=strrchr(p,'.');
321 if (q == NULL)
322 q = p + strlen(p);
323 strncpy(out,p,size-1);
324 if (q-p >= size)
325 {
326 out[size-1]='\0';
327 }
328 else
329 {
330 out[q-p]='\0';
331 }
332 }
333 #else
334 void program_name(char *in, char *out, int size)
335 {
336 char *p;
337
338 p=strrchr(in,'/');
339 if (p != NULL)
340 p++;
341 else
342 p=in;
343 BUF_strlcpy(out,p,size);
344 }
345 #endif
346 #endif
347
348 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
349 {
350 int num,len,i;
351 char *p;
352
353 *argc=0;
354 *argv=NULL;
355
356 len=strlen(buf);
357 i=0;
358 if (arg->count == 0)
359 {
360 arg->count=20;
361 arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
362 }
363 for (i=0; i<arg->count; i++)
364 arg->data[i]=NULL;
365
366 num=0;
367 p=buf;
368 for (;;)
369 {
370 /* first scan over white space */
371 if (!*p) break;
372 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
373 p++;
374 if (!*p) break;
375
376 /* The start of something good :-) */
377 if (num >= arg->count)
378 {
379 char **tmp_p;
380 int tlen = arg->count + 20;
381 tmp_p = (char **)OPENSSL_realloc(arg->data,
382 sizeof(char *)*tlen);
383 if (tmp_p == NULL)
384 return 0;
385 arg->data = tmp_p;
386 arg->count = tlen;
387 /* initialize newly allocated data */
388 for (i = num; i < arg->count; i++)
389 arg->data[i] = NULL;
390 }
391 arg->data[num++]=p;
392
393 /* now look for the end of this */
394 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
395 {
396 i= *(p++);
397 arg->data[num-1]++; /* jump over quote */
398 while (*p && (*p != i))
399 p++;
400 *p='\0';
401 }
402 else
403 {
404 while (*p && ((*p != ' ') &&
405 (*p != '\t') && (*p != '\n')))
406 p++;
407
408 if (*p == '\0')
409 p--;
410 else
411 *p='\0';
412 }
413 p++;
414 }
415 *argc=num;
416 *argv=arg->data;
417 return(1);
418 }
419
420 #ifndef APP_INIT
421 int app_init(long mesgwin)
422 {
423 return(1);
424 }
425 #endif
426
427
428 int dump_cert_text (BIO *out, X509 *x)
429 {
430 char *p;
431
432 p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
433 BIO_puts(out,"subject=");
434 BIO_puts(out,p);
435 OPENSSL_free(p);
436
437 p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
438 BIO_puts(out,"\nissuer=");
439 BIO_puts(out,p);
440 BIO_puts(out,"\n");
441 OPENSSL_free(p);
442
443 return 0;
444 }
445
446 static int ui_open(UI *ui)
447 {
448 return UI_method_get_opener(UI_OpenSSL())(ui);
449 }
450 static int ui_read(UI *ui, UI_STRING *uis)
451 {
452 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
453 && UI_get0_user_data(ui))
454 {
455 switch(UI_get_string_type(uis))
456 {
457 case UIT_PROMPT:
458 case UIT_VERIFY:
459 {
460 const char *password =
461 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
462 if (password && password[0] != '\0')
463 {
464 UI_set_result(ui, uis, password);
465 return 1;
466 }
467 }
468 default:
469 break;
470 }
471 }
472 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
473 }
474 static int ui_write(UI *ui, UI_STRING *uis)
475 {
476 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
477 && UI_get0_user_data(ui))
478 {
479 switch(UI_get_string_type(uis))
480 {
481 case UIT_PROMPT:
482 case UIT_VERIFY:
483 {
484 const char *password =
485 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
486 if (password && password[0] != '\0')
487 return 1;
488 }
489 default:
490 break;
491 }
492 }
493 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
494 }
495 static int ui_close(UI *ui)
496 {
497 return UI_method_get_closer(UI_OpenSSL())(ui);
498 }
499 int setup_ui_method(void)
500 {
501 ui_method = UI_create_method("OpenSSL application user interface");
502 UI_method_set_opener(ui_method, ui_open);
503 UI_method_set_reader(ui_method, ui_read);
504 UI_method_set_writer(ui_method, ui_write);
505 UI_method_set_closer(ui_method, ui_close);
506 return 0;
507 }
508 void destroy_ui_method(void)
509 {
510 if(ui_method)
511 {
512 UI_destroy_method(ui_method);
513 ui_method = NULL;
514 }
515 }
516 int password_callback(char *buf, int bufsiz, int verify,
517 PW_CB_DATA *cb_tmp)
518 {
519 UI *ui = NULL;
520 int res = 0;
521 const char *prompt_info = NULL;
522 const char *password = NULL;
523 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
524
525 if (cb_data)
526 {
527 if (cb_data->password)
528 password = cb_data->password;
529 if (cb_data->prompt_info)
530 prompt_info = cb_data->prompt_info;
531 }
532
533 if (password)
534 {
535 res = strlen(password);
536 if (res > bufsiz)
537 res = bufsiz;
538 memcpy(buf, password, res);
539 return res;
540 }
541
542 ui = UI_new_method(ui_method);
543 if (ui)
544 {
545 int ok = 0;
546 char *buff = NULL;
547 int ui_flags = 0;
548 char *prompt = NULL;
549
550 prompt = UI_construct_prompt(ui, "pass phrase",
551 prompt_info);
552
553 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
554 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
555
556 if (ok >= 0)
557 ok = UI_add_input_string(ui,prompt,ui_flags,buf,
558 PW_MIN_LENGTH,BUFSIZ-1);
559 if (ok >= 0 && verify)
560 {
561 buff = (char *)OPENSSL_malloc(bufsiz);
562 ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
563 PW_MIN_LENGTH,BUFSIZ-1, buf);
564 }
565 if (ok >= 0)
566 do
567 {
568 ok = UI_process(ui);
569 }
570 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
571
572 if (buff)
573 {
574 OPENSSL_cleanse(buff,(unsigned int)bufsiz);
575 OPENSSL_free(buff);
576 }
577
578 if (ok >= 0)
579 res = strlen(buf);
580 if (ok == -1)
581 {
582 BIO_printf(bio_err, "User interface error\n");
583 ERR_print_errors(bio_err);
584 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
585 res = 0;
586 }
587 if (ok == -2)
588 {
589 BIO_printf(bio_err,"aborted!\n");
590 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
591 res = 0;
592 }
593 UI_free(ui);
594 OPENSSL_free(prompt);
595 }
596 return res;
597 }
598
599 static char *app_get_pass(BIO *err, char *arg, int keepbio);
600
601 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
602 {
603 int same;
604 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
605 else same = 1;
606 if(arg1) {
607 *pass1 = app_get_pass(err, arg1, same);
608 if(!*pass1) return 0;
609 } else if(pass1) *pass1 = NULL;
610 if(arg2) {
611 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
612 if(!*pass2) return 0;
613 } else if(pass2) *pass2 = NULL;
614 return 1;
615 }
616
617 static char *app_get_pass(BIO *err, char *arg, int keepbio)
618 {
619 char *tmp, tpass[APP_PASS_LEN];
620 static BIO *pwdbio = NULL;
621 int i;
622 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
623 if(!strncmp(arg, "env:", 4)) {
624 tmp = getenv(arg + 4);
625 if(!tmp) {
626 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
627 return NULL;
628 }
629 return BUF_strdup(tmp);
630 }
631 if(!keepbio || !pwdbio) {
632 if(!strncmp(arg, "file:", 5)) {
633 pwdbio = BIO_new_file(arg + 5, "r");
634 if(!pwdbio) {
635 BIO_printf(err, "Can't open file %s\n", arg + 5);
636 return NULL;
637 }
638 } else if(!strncmp(arg, "fd:", 3)) {
639 BIO *btmp;
640 i = atoi(arg + 3);
641 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
642 if((i < 0) || !pwdbio) {
643 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
644 return NULL;
645 }
646 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */
647 btmp = BIO_new(BIO_f_buffer());
648 pwdbio = BIO_push(btmp, pwdbio);
649 } else if(!strcmp(arg, "stdin")) {
650 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
651 if(!pwdbio) {
652 BIO_printf(err, "Can't open BIO for stdin\n");
653 return NULL;
654 }
655 } else {
656 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
657 return NULL;
658 }
659 }
660 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
661 if(keepbio != 1) {
662 BIO_free_all(pwdbio);
663 pwdbio = NULL;
664 }
665 if(i <= 0) {
666 BIO_printf(err, "Error reading password from BIO\n");
667 return NULL;
668 }
669 tmp = strchr(tpass, '\n');
670 if(tmp) *tmp = 0;
671 return BUF_strdup(tpass);
672 }
673
674 int add_oid_section(BIO *err, CONF *conf)
675 {
676 char *p;
677 STACK_OF(CONF_VALUE) *sktmp;
678 CONF_VALUE *cnf;
679 int i;
680 if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
681 {
682 ERR_clear_error();
683 return 1;
684 }
685 if(!(sktmp = NCONF_get_section(conf, p))) {
686 BIO_printf(err, "problem loading oid section %s\n", p);
687 return 0;
688 }
689 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
690 cnf = sk_CONF_VALUE_value(sktmp, i);
691 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
692 BIO_printf(err, "problem creating object %s=%s\n",
693 cnf->name, cnf->value);
694 return 0;
695 }
696 }
697 return 1;
698 }
699
700 static int load_pkcs12(BIO *err, BIO *in, const char *desc,
701 pem_password_cb *pem_cb, void *cb_data,
702 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
703 {
704 const char *pass;
705 char tpass[PEM_BUFSIZE];
706 int len, ret = 0;
707 PKCS12 *p12;
708 p12 = d2i_PKCS12_bio(in, NULL);
709 if (p12 == NULL)
710 {
711 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
712 goto die;
713 }
714 /* See if an empty password will do */
715 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
716 pass = "";
717 else
718 {
719 if (!pem_cb)
720 pem_cb = (pem_password_cb *)password_callback;
721 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
722 if (len < 0)
723 {
724 BIO_printf(err, "Passpharse callback error for %s\n",
725 desc);
726 goto die;
727 }
728 if (len < PEM_BUFSIZE)
729 tpass[len] = 0;
730 if (!PKCS12_verify_mac(p12, tpass, len))
731 {
732 BIO_printf(err,
733 "Mac verify error (wrong password?) in PKCS12 file for %s\n", desc);
734 goto die;
735 }
736 pass = tpass;
737 }
738 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
739 die:
740 if (p12)
741 PKCS12_free(p12);
742 return ret;
743 }
744
745 X509 *load_cert(BIO *err, const char *file, int format,
746 const char *pass, ENGINE *e, const char *cert_descrip)
747 {
748 ASN1_HEADER *ah=NULL;
749 BUF_MEM *buf=NULL;
750 X509 *x=NULL;
751 BIO *cert;
752
753 if ((cert=BIO_new(BIO_s_file())) == NULL)
754 {
755 ERR_print_errors(err);
756 goto end;
757 }
758
759 if (file == NULL)
760 {
761 setvbuf(stdin, NULL, _IONBF, 0);
762 BIO_set_fp(cert,stdin,BIO_NOCLOSE);
763 }
764 else
765 {
766 if (BIO_read_filename(cert,file) <= 0)
767 {
768 BIO_printf(err, "Error opening %s %s\n",
769 cert_descrip, file);
770 ERR_print_errors(err);
771 goto end;
772 }
773 }
774
775 if (format == FORMAT_ASN1)
776 x=d2i_X509_bio(cert,NULL);
777 else if (format == FORMAT_NETSCAPE)
778 {
779 const unsigned char *p,*op;
780 int size=0,i;
781
782 /* We sort of have to do it this way because it is sort of nice
783 * to read the header first and check it, then
784 * try to read the certificate */
785 buf=BUF_MEM_new();
786 for (;;)
787 {
788 if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
789 goto end;
790 i=BIO_read(cert,&(buf->data[size]),1024*10);
791 size+=i;
792 if (i == 0) break;
793 if (i < 0)
794 {
795 perror("reading certificate");
796 goto end;
797 }
798 }
799 p=(unsigned char *)buf->data;
800 op=p;
801
802 /* First load the header */
803 if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
804 goto end;
805 if ((ah->header == NULL) || (ah->header->data == NULL) ||
806 (strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data,
807 ah->header->length) != 0))
808 {
809 BIO_printf(err,"Error reading header on certificate\n");
810 goto end;
811 }
812 /* header is ok, so now read the object */
813 p=op;
814 ah->meth=X509_asn1_meth();
815 if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
816 goto end;
817 x=(X509 *)ah->data;
818 ah->data=NULL;
819 }
820 else if (format == FORMAT_PEM)
821 x=PEM_read_bio_X509_AUX(cert,NULL,
822 (pem_password_cb *)password_callback, NULL);
823 else if (format == FORMAT_PKCS12)
824 {
825 if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL,
826 NULL, &x, NULL))
827 goto end;
828 }
829 else {
830 BIO_printf(err,"bad input format specified for %s\n",
831 cert_descrip);
832 goto end;
833 }
834 end:
835 if (x == NULL)
836 {
837 BIO_printf(err,"unable to load certificate\n");
838 ERR_print_errors(err);
839 }
840 if (ah != NULL) ASN1_HEADER_free(ah);
841 if (cert != NULL) BIO_free(cert);
842 if (buf != NULL) BUF_MEM_free(buf);
843 return(x);
844 }
845
846 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
847 const char *pass, ENGINE *e, const char *key_descrip)
848 {
849 BIO *key=NULL;
850 EVP_PKEY *pkey=NULL;
851 PW_CB_DATA cb_data;
852
853 cb_data.password = pass;
854 cb_data.prompt_info = file;
855
856 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
857 {
858 BIO_printf(err,"no keyfile specified\n");
859 goto end;
860 }
861 #ifndef OPENSSL_NO_ENGINE
862 if (format == FORMAT_ENGINE)
863 {
864 if (!e)
865 BIO_printf(bio_err,"no engine specified\n");
866 else
867 pkey = ENGINE_load_private_key(e, file,
868 ui_method, &cb_data);
869 goto end;
870 }
871 #endif
872 key=BIO_new(BIO_s_file());
873 if (key == NULL)
874 {
875 ERR_print_errors(err);
876 goto end;
877 }
878 if (file == NULL && maybe_stdin)
879 {
880 setvbuf(stdin, NULL, _IONBF, 0);
881 BIO_set_fp(key,stdin,BIO_NOCLOSE);
882 }
883 else
884 if (BIO_read_filename(key,file) <= 0)
885 {
886 BIO_printf(err, "Error opening %s %s\n",
887 key_descrip, file);
888 ERR_print_errors(err);
889 goto end;
890 }
891 if (format == FORMAT_ASN1)
892 {
893 pkey=d2i_PrivateKey_bio(key, NULL);
894 }
895 else if (format == FORMAT_PEM)
896 {
897 pkey=PEM_read_bio_PrivateKey(key,NULL,
898 (pem_password_cb *)password_callback, &cb_data);
899 }
900 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
901 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
902 pkey = load_netscape_key(err, key, file, key_descrip, format);
903 #endif
904 else if (format == FORMAT_PKCS12)
905 {
906 if (!load_pkcs12(err, key, key_descrip,
907 (pem_password_cb *)password_callback, &cb_data,
908 &pkey, NULL, NULL))
909 goto end;
910 }
911 else
912 {
913 BIO_printf(err,"bad input format specified for key file\n");
914 goto end;
915 }
916 end:
917 if (key != NULL) BIO_free(key);
918 if (pkey == NULL)
919 BIO_printf(err,"unable to load %s\n", key_descrip);
920 return(pkey);
921 }
922
923 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
924 const char *pass, ENGINE *e, const char *key_descrip)
925 {
926 BIO *key=NULL;
927 EVP_PKEY *pkey=NULL;
928 PW_CB_DATA cb_data;
929
930 cb_data.password = pass;
931 cb_data.prompt_info = file;
932
933 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
934 {
935 BIO_printf(err,"no keyfile specified\n");
936 goto end;
937 }
938 #ifndef OPENSSL_NO_ENGINE
939 if (format == FORMAT_ENGINE)
940 {
941 if (!e)
942 BIO_printf(bio_err,"no engine specified\n");
943 else
944 pkey = ENGINE_load_public_key(e, file,
945 ui_method, &cb_data);
946 goto end;
947 }
948 #endif
949 key=BIO_new(BIO_s_file());
950 if (key == NULL)
951 {
952 ERR_print_errors(err);
953 goto end;
954 }
955 if (file == NULL && maybe_stdin)
956 {
957 setvbuf(stdin, NULL, _IONBF, 0);
958 BIO_set_fp(key,stdin,BIO_NOCLOSE);
959 }
960 else
961 if (BIO_read_filename(key,file) <= 0)
962 {
963 BIO_printf(err, "Error opening %s %s\n",
964 key_descrip, file);
965 ERR_print_errors(err);
966 goto end;
967 }
968 if (format == FORMAT_ASN1)
969 {
970 pkey=d2i_PUBKEY_bio(key, NULL);
971 }
972 else if (format == FORMAT_PEM)
973 {
974 pkey=PEM_read_bio_PUBKEY(key,NULL,
975 (pem_password_cb *)password_callback, &cb_data);
976 }
977 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
978 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
979 pkey = load_netscape_key(err, key, file, key_descrip, format);
980 #endif
981 else
982 {
983 BIO_printf(err,"bad input format specified for key file\n");
984 goto end;
985 }
986 end:
987 if (key != NULL) BIO_free(key);
988 if (pkey == NULL)
989 BIO_printf(err,"unable to load %s\n", key_descrip);
990 return(pkey);
991 }
992
993 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
994 static EVP_PKEY *
995 load_netscape_key(BIO *err, BIO *key, const char *file,
996 const char *key_descrip, int format)
997 {
998 EVP_PKEY *pkey;
999 BUF_MEM *buf;
1000 RSA *rsa;
1001 const unsigned char *p;
1002 int size, i;
1003
1004 buf=BUF_MEM_new();
1005 pkey = EVP_PKEY_new();
1006 size = 0;
1007 if (buf == NULL || pkey == NULL)
1008 goto error;
1009 for (;;)
1010 {
1011 if (!BUF_MEM_grow_clean(buf,size+1024*10))
1012 goto error;
1013 i = BIO_read(key, &(buf->data[size]), 1024*10);
1014 size += i;
1015 if (i == 0)
1016 break;
1017 if (i < 0)
1018 {
1019 BIO_printf(err, "Error reading %s %s",
1020 key_descrip, file);
1021 goto error;
1022 }
1023 }
1024 p=(unsigned char *)buf->data;
1025 rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
1026 (format == FORMAT_IISSGC ? 1 : 0));
1027 if (rsa == NULL)
1028 goto error;
1029 BUF_MEM_free(buf);
1030 EVP_PKEY_set1_RSA(pkey, rsa);
1031 return pkey;
1032 error:
1033 BUF_MEM_free(buf);
1034 EVP_PKEY_free(pkey);
1035 return NULL;
1036 }
1037 #endif /* ndef OPENSSL_NO_RC4 */
1038
1039 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
1040 const char *pass, ENGINE *e, const char *cert_descrip)
1041 {
1042 BIO *certs;
1043 int i;
1044 STACK_OF(X509) *othercerts = NULL;
1045 STACK_OF(X509_INFO) *allcerts = NULL;
1046 X509_INFO *xi;
1047 PW_CB_DATA cb_data;
1048
1049 cb_data.password = pass;
1050 cb_data.prompt_info = file;
1051
1052 if((certs = BIO_new(BIO_s_file())) == NULL)
1053 {
1054 ERR_print_errors(err);
1055 goto end;
1056 }
1057
1058 if (file == NULL)
1059 BIO_set_fp(certs,stdin,BIO_NOCLOSE);
1060 else
1061 {
1062 if (BIO_read_filename(certs,file) <= 0)
1063 {
1064 BIO_printf(err, "Error opening %s %s\n",
1065 cert_descrip, file);
1066 ERR_print_errors(err);
1067 goto end;
1068 }
1069 }
1070
1071 if (format == FORMAT_PEM)
1072 {
1073 othercerts = sk_X509_new_null();
1074 if(!othercerts)
1075 {
1076 sk_X509_free(othercerts);
1077 othercerts = NULL;
1078 goto end;
1079 }
1080 allcerts = PEM_X509_INFO_read_bio(certs, NULL,
1081 (pem_password_cb *)password_callback, &cb_data);
1082 for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
1083 {
1084 xi = sk_X509_INFO_value (allcerts, i);
1085 if (xi->x509)
1086 {
1087 sk_X509_push(othercerts, xi->x509);
1088 xi->x509 = NULL;
1089 }
1090 }
1091 goto end;
1092 }
1093 else {
1094 BIO_printf(err,"bad input format specified for %s\n",
1095 cert_descrip);
1096 goto end;
1097 }
1098 end:
1099 if (othercerts == NULL)
1100 {
1101 BIO_printf(err,"unable to load certificates\n");
1102 ERR_print_errors(err);
1103 }
1104 if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
1105 if (certs != NULL) BIO_free(certs);
1106 return(othercerts);
1107 }
1108
1109
1110 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1111 /* Return error for unknown extensions */
1112 #define X509V3_EXT_DEFAULT 0
1113 /* Print error for unknown extensions */
1114 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1115 /* ASN1 parse unknown extensions */
1116 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1117 /* BIO_dump unknown extensions */
1118 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1119
1120 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1121 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1122
1123 int set_cert_ex(unsigned long *flags, const char *arg)
1124 {
1125 static const NAME_EX_TBL cert_tbl[] = {
1126 { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
1127 { "ca_default", X509_FLAG_CA, 0xffffffffl},
1128 { "no_header", X509_FLAG_NO_HEADER, 0},
1129 { "no_version", X509_FLAG_NO_VERSION, 0},
1130 { "no_serial", X509_FLAG_NO_SERIAL, 0},
1131 { "no_signame", X509_FLAG_NO_SIGNAME, 0},
1132 { "no_validity", X509_FLAG_NO_VALIDITY, 0},
1133 { "no_subject", X509_FLAG_NO_SUBJECT, 0},
1134 { "no_issuer", X509_FLAG_NO_ISSUER, 0},
1135 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1136 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1137 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1138 { "no_aux", X509_FLAG_NO_AUX, 0},
1139 { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1140 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1141 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1142 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1143 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1144 { NULL, 0, 0}
1145 };
1146 return set_multi_opts(flags, arg, cert_tbl);
1147 }
1148
1149 int set_name_ex(unsigned long *flags, const char *arg)
1150 {
1151 static const NAME_EX_TBL ex_tbl[] = {
1152 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1153 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1154 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1155 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1156 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1157 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1158 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1159 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1160 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1161 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1162 { "compat", XN_FLAG_COMPAT, 0xffffffffL},
1163 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1164 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1165 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1166 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1167 { "dn_rev", XN_FLAG_DN_REV, 0},
1168 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1169 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1170 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1171 { "align", XN_FLAG_FN_ALIGN, 0},
1172 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1173 { "space_eq", XN_FLAG_SPC_EQ, 0},
1174 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1175 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1176 { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
1177 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1178 { "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1179 { NULL, 0, 0}
1180 };
1181 return set_multi_opts(flags, arg, ex_tbl);
1182 }
1183
1184 int set_ext_copy(int *copy_type, const char *arg)
1185 {
1186 if (!strcasecmp(arg, "none"))
1187 *copy_type = EXT_COPY_NONE;
1188 else if (!strcasecmp(arg, "copy"))
1189 *copy_type = EXT_COPY_ADD;
1190 else if (!strcasecmp(arg, "copyall"))
1191 *copy_type = EXT_COPY_ALL;
1192 else
1193 return 0;
1194 return 1;
1195 }
1196
1197 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1198 {
1199 STACK_OF(X509_EXTENSION) *exts = NULL;
1200 X509_EXTENSION *ext, *tmpext;
1201 ASN1_OBJECT *obj;
1202 int i, idx, ret = 0;
1203 if (!x || !req || (copy_type == EXT_COPY_NONE))
1204 return 1;
1205 exts = X509_REQ_get_extensions(req);
1206
1207 for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1208 ext = sk_X509_EXTENSION_value(exts, i);
1209 obj = X509_EXTENSION_get_object(ext);
1210 idx = X509_get_ext_by_OBJ(x, obj, -1);
1211 /* Does extension exist? */
1212 if (idx != -1) {
1213 /* If normal copy don't override existing extension */
1214 if (copy_type == EXT_COPY_ADD)
1215 continue;
1216 /* Delete all extensions of same type */
1217 do {
1218 tmpext = X509_get_ext(x, idx);
1219 X509_delete_ext(x, idx);
1220 X509_EXTENSION_free(tmpext);
1221 idx = X509_get_ext_by_OBJ(x, obj, -1);
1222 } while (idx != -1);
1223 }
1224 if (!X509_add_ext(x, ext, -1))
1225 goto end;
1226 }
1227
1228 ret = 1;
1229
1230 end:
1231
1232 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1233
1234 return ret;
1235 }
1236
1237
1238
1239
1240 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1241 {
1242 STACK_OF(CONF_VALUE) *vals;
1243 CONF_VALUE *val;
1244 int i, ret = 1;
1245 if(!arg) return 0;
1246 vals = X509V3_parse_list(arg);
1247 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1248 val = sk_CONF_VALUE_value(vals, i);
1249 if (!set_table_opts(flags, val->name, in_tbl))
1250 ret = 0;
1251 }
1252 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1253 return ret;
1254 }
1255
1256 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1257 {
1258 char c;
1259 const NAME_EX_TBL *ptbl;
1260 c = arg[0];
1261
1262 if(c == '-') {
1263 c = 0;
1264 arg++;
1265 } else if (c == '+') {
1266 c = 1;
1267 arg++;
1268 } else c = 1;
1269
1270 for(ptbl = in_tbl; ptbl->name; ptbl++) {
1271 if(!strcasecmp(arg, ptbl->name)) {
1272 *flags &= ~ptbl->mask;
1273 if(c) *flags |= ptbl->flag;
1274 else *flags &= ~ptbl->flag;
1275 return 1;
1276 }
1277 }
1278 return 0;
1279 }
1280
1281 void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags)
1282 {
1283 char *buf;
1284 char mline = 0;
1285 int indent = 0;
1286
1287 if(title) BIO_puts(out, title);
1288 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1289 mline = 1;
1290 indent = 4;
1291 }
1292 if(lflags == XN_FLAG_COMPAT) {
1293 buf = X509_NAME_oneline(nm, 0, 0);
1294 BIO_puts(out, buf);
1295 BIO_puts(out, "\n");
1296 OPENSSL_free(buf);
1297 } else {
1298 if(mline) BIO_puts(out, "\n");
1299 X509_NAME_print_ex(out, nm, indent, lflags);
1300 BIO_puts(out, "\n");
1301 }
1302 }
1303
1304 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1305 {
1306 X509_STORE *store;
1307 X509_LOOKUP *lookup;
1308 if(!(store = X509_STORE_new())) goto end;
1309 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
1310 if (lookup == NULL) goto end;
1311 if (CAfile) {
1312 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
1313 BIO_printf(bp, "Error loading file %s\n", CAfile);
1314 goto end;
1315 }
1316 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
1317
1318 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
1319 if (lookup == NULL) goto end;
1320 if (CApath) {
1321 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
1322 BIO_printf(bp, "Error loading directory %s\n", CApath);
1323 goto end;
1324 }
1325 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
1326
1327 ERR_clear_error();
1328 return store;
1329 end:
1330 X509_STORE_free(store);
1331 return NULL;
1332 }
1333
1334 #ifndef OPENSSL_NO_ENGINE
1335 /* Try to load an engine in a shareable library */
1336 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
1337 {
1338 ENGINE *e = ENGINE_by_id("dynamic");
1339 if (e)
1340 {
1341 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1342 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
1343 {
1344 ENGINE_free(e);
1345 e = NULL;
1346 }
1347 }
1348 return e;
1349 }
1350
1351 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
1352 {
1353 ENGINE *e = NULL;
1354
1355 if (engine)
1356 {
1357 if(strcmp(engine, "auto") == 0)
1358 {
1359 BIO_printf(err,"enabling auto ENGINE support\n");
1360 ENGINE_register_all_complete();
1361 return NULL;
1362 }
1363 if((e = ENGINE_by_id(engine)) == NULL
1364 && (e = try_load_engine(err, engine, debug)) == NULL)
1365 {
1366 BIO_printf(err,"invalid engine \"%s\"\n", engine);
1367 ERR_print_errors(err);
1368 return NULL;
1369 }
1370 if (debug)
1371 {
1372 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
1373 0, err, 0);
1374 }
1375 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1376 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
1377 {
1378 BIO_printf(err,"can't use that engine\n");
1379 ERR_print_errors(err);
1380 ENGINE_free(e);
1381 return NULL;
1382 }
1383
1384 BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
1385
1386 /* Free our "structural" reference. */
1387 ENGINE_free(e);
1388 }
1389 return e;
1390 }
1391 #endif
1392
1393 int load_config(BIO *err, CONF *cnf)
1394 {
1395 if (!cnf)
1396 cnf = config;
1397 if (!cnf)
1398 return 1;
1399
1400 OPENSSL_load_builtin_modules();
1401
1402 if (CONF_modules_load(cnf, NULL, 0) <= 0)
1403 {
1404 BIO_printf(err, "Error configuring OpenSSL\n");
1405 ERR_print_errors(err);
1406 return 0;
1407 }
1408 return 1;
1409 }
1410
1411 char *make_config_name()
1412 {
1413 const char *t=X509_get_default_cert_area();
1414 size_t len;
1415 char *p;
1416
1417 len=strlen(t)+strlen(OPENSSL_CONF)+2;
1418 p=OPENSSL_malloc(len);
1419 BUF_strlcpy(p,t,len);
1420 #ifndef OPENSSL_SYS_VMS
1421 BUF_strlcat(p,"/",len);
1422 #endif
1423 BUF_strlcat(p,OPENSSL_CONF,len);
1424
1425 return p;
1426 }
1427
1428 static unsigned long index_serial_hash(const char **a)
1429 {
1430 const char *n;
1431
1432 n=a[DB_serial];
1433 while (*n == '0') n++;
1434 return(lh_strhash(n));
1435 }
1436
1437 static int index_serial_cmp(const char **a, const char **b)
1438 {
1439 const char *aa,*bb;
1440
1441 for (aa=a[DB_serial]; *aa == '0'; aa++);
1442 for (bb=b[DB_serial]; *bb == '0'; bb++);
1443 return(strcmp(aa,bb));
1444 }
1445
1446 static int index_name_qual(char **a)
1447 { return(a[0][0] == 'V'); }
1448
1449 static unsigned long index_name_hash(const char **a)
1450 { return(lh_strhash(a[DB_name])); }
1451
1452 int index_name_cmp(const char **a, const char **b)
1453 { return(strcmp(a[DB_name],
1454 b[DB_name])); }
1455
1456 static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **)
1457 static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **)
1458 static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **)
1459 static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **)
1460
1461 #undef BSIZE
1462 #define BSIZE 256
1463
1464 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1465 {
1466 BIO *in=NULL;
1467 BIGNUM *ret=NULL;
1468 MS_STATIC char buf[1024];
1469 ASN1_INTEGER *ai=NULL;
1470
1471 ai=ASN1_INTEGER_new();
1472 if (ai == NULL) goto err;
1473
1474 if ((in=BIO_new(BIO_s_file())) == NULL)
1475 {
1476 ERR_print_errors(bio_err);
1477 goto err;
1478 }
1479
1480 if (BIO_read_filename(in,serialfile) <= 0)
1481 {
1482 if (!create)
1483 {
1484 perror(serialfile);
1485 goto err;
1486 }
1487 else
1488 {
1489 ret=BN_new();
1490 if (ret == NULL || !rand_serial(ret, ai))
1491 BIO_printf(bio_err, "Out of memory\n");
1492 }
1493 }
1494 else
1495 {
1496 if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1497 {
1498 BIO_printf(bio_err,"unable to load number from %s\n",
1499 serialfile);
1500 goto err;
1501 }
1502 ret=ASN1_INTEGER_to_BN(ai,NULL);
1503 if (ret == NULL)
1504 {
1505 BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
1506 goto err;
1507 }
1508 }
1509
1510 if (ret && retai)
1511 {
1512 *retai = ai;
1513 ai = NULL;
1514 }
1515 err:
1516 if (in != NULL) BIO_free(in);
1517 if (ai != NULL) ASN1_INTEGER_free(ai);
1518 return(ret);
1519 }
1520
1521 int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
1522 {
1523 char buf[1][BSIZE];
1524 BIO *out = NULL;
1525 int ret=0;
1526 ASN1_INTEGER *ai=NULL;
1527 int j;
1528
1529 if (suffix == NULL)
1530 j = strlen(serialfile);
1531 else
1532 j = strlen(serialfile) + strlen(suffix) + 1;
1533 if (j >= BSIZE)
1534 {
1535 BIO_printf(bio_err,"file name too long\n");
1536 goto err;
1537 }
1538
1539 if (suffix == NULL)
1540 BUF_strlcpy(buf[0], serialfile, BSIZE);
1541 else
1542 {
1543 #ifndef OPENSSL_SYS_VMS
1544 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1545 #else
1546 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1547 #endif
1548 }
1549 #ifdef RL_DEBUG
1550 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1551 #endif
1552 out=BIO_new(BIO_s_file());
1553 if (out == NULL)
1554 {
1555 ERR_print_errors(bio_err);
1556 goto err;
1557 }
1558 if (BIO_write_filename(out,buf[0]) <= 0)
1559 {
1560 perror(serialfile);
1561 goto err;
1562 }
1563
1564 if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1565 {
1566 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1567 goto err;
1568 }
1569 i2a_ASN1_INTEGER(out,ai);
1570 BIO_puts(out,"\n");
1571 ret=1;
1572 if (retai)
1573 {
1574 *retai = ai;
1575 ai = NULL;
1576 }
1577 err:
1578 if (out != NULL) BIO_free_all(out);
1579 if (ai != NULL) ASN1_INTEGER_free(ai);
1580 return(ret);
1581 }
1582
1583 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1584 {
1585 char buf[5][BSIZE];
1586 int i,j;
1587 struct stat sb;
1588
1589 i = strlen(serialfile) + strlen(old_suffix);
1590 j = strlen(serialfile) + strlen(new_suffix);
1591 if (i > j) j = i;
1592 if (j + 1 >= BSIZE)
1593 {
1594 BIO_printf(bio_err,"file name too long\n");
1595 goto err;
1596 }
1597
1598 #ifndef OPENSSL_SYS_VMS
1599 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1600 serialfile, new_suffix);
1601 #else
1602 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1603 serialfile, new_suffix);
1604 #endif
1605 #ifndef OPENSSL_SYS_VMS
1606 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1607 serialfile, old_suffix);
1608 #else
1609 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1610 serialfile, old_suffix);
1611 #endif
1612 if (stat(serialfile,&sb) < 0)
1613 {
1614 if (errno != ENOENT
1615 #ifdef ENOTDIR
1616 && errno != ENOTDIR
1617 #endif
1618 )
1619 goto err;
1620 }
1621 else
1622 {
1623 #ifdef RL_DEBUG
1624 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1625 serialfile, buf[1]);
1626 #endif
1627 if (rename(serialfile,buf[1]) < 0)
1628 {
1629 BIO_printf(bio_err,
1630 "unable to rename %s to %s\n",
1631 serialfile, buf[1]);
1632 perror("reason");
1633 goto err;
1634 }
1635 }
1636 #ifdef RL_DEBUG
1637 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1638 buf[0],serialfile);
1639 #endif
1640 if (rename(buf[0],serialfile) < 0)
1641 {
1642 BIO_printf(bio_err,
1643 "unable to rename %s to %s\n",
1644 buf[0],serialfile);
1645 perror("reason");
1646 rename(buf[1],serialfile);
1647 goto err;
1648 }
1649 return 1;
1650 err:
1651 return 0;
1652 }
1653
1654 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1655 {
1656 BIGNUM *btmp;
1657 int ret = 0;
1658 if (b)
1659 btmp = b;
1660 else
1661 btmp = BN_new();
1662
1663 if (!btmp)
1664 return 0;
1665
1666 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1667 goto error;
1668 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1669 goto error;
1670
1671 ret = 1;
1672
1673 error:
1674
1675 if (!b)
1676 BN_free(btmp);
1677
1678 return ret;
1679 }
1680
1681 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1682 {
1683 CA_DB *retdb = NULL;
1684 TXT_DB *tmpdb = NULL;
1685 BIO *in = BIO_new(BIO_s_file());
1686 CONF *dbattr_conf = NULL;
1687 char buf[1][BSIZE];
1688 long errorline= -1;
1689
1690 if (in == NULL)
1691 {
1692 ERR_print_errors(bio_err);
1693 goto err;
1694 }
1695 if (BIO_read_filename(in,dbfile) <= 0)
1696 {
1697 perror(dbfile);
1698 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1699 goto err;
1700 }
1701 if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
1702 {
1703 if (tmpdb != NULL) TXT_DB_free(tmpdb);
1704 goto err;
1705 }
1706
1707 #ifndef OPENSSL_SYS_VMS
1708 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
1709 #else
1710 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1711 #endif
1712 dbattr_conf = NCONF_new(NULL);
1713 if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
1714 {
1715 if (errorline > 0)
1716 {
1717 BIO_printf(bio_err,
1718 "error on line %ld of db attribute file '%s'\n"
1719 ,errorline,buf[0]);
1720 goto err;
1721 }
1722 else
1723 {
1724 NCONF_free(dbattr_conf);
1725 dbattr_conf = NULL;
1726 }
1727 }
1728
1729 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
1730 {
1731 fprintf(stderr, "Out of memory\n");
1732 goto err;
1733 }
1734
1735 retdb->db = tmpdb;
1736 tmpdb = NULL;
1737 if (db_attr)
1738 retdb->attributes = *db_attr;
1739 else
1740 {
1741 retdb->attributes.unique_subject = 1;
1742 }
1743
1744 if (dbattr_conf)
1745 {
1746 char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
1747 if (p)
1748 {
1749 #ifdef RL_DEBUG
1750 BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1751 #endif
1752 retdb->attributes.unique_subject = parse_yesno(p,1);
1753 }
1754 }
1755
1756 err:
1757 if (dbattr_conf) NCONF_free(dbattr_conf);
1758 if (tmpdb) TXT_DB_free(tmpdb);
1759 if (in) BIO_free_all(in);
1760 return retdb;
1761 }
1762
1763 int index_index(CA_DB *db)
1764 {
1765 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1766 LHASH_HASH_FN(index_serial_hash),
1767 LHASH_COMP_FN(index_serial_cmp)))
1768 {
1769 BIO_printf(bio_err,
1770 "error creating serial number index:(%ld,%ld,%ld)\n",
1771 db->db->error,db->db->arg1,db->db->arg2);
1772 return 0;
1773 }
1774
1775 if (db->attributes.unique_subject
1776 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1777 LHASH_HASH_FN(index_name_hash),
1778 LHASH_COMP_FN(index_name_cmp)))
1779 {
1780 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
1781 db->db->error,db->db->arg1,db->db->arg2);
1782 return 0;
1783 }
1784 return 1;
1785 }
1786
1787 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1788 {
1789 char buf[3][BSIZE];
1790 BIO *out = BIO_new(BIO_s_file());
1791 int j;
1792
1793 if (out == NULL)
1794 {
1795 ERR_print_errors(bio_err);
1796 goto err;
1797 }
1798
1799 j = strlen(dbfile) + strlen(suffix);
1800 if (j + 6 >= BSIZE)
1801 {
1802 BIO_printf(bio_err,"file name too long\n");
1803 goto err;
1804 }
1805
1806 #ifndef OPENSSL_SYS_VMS
1807 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1808 #else
1809 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1810 #endif
1811 #ifndef OPENSSL_SYS_VMS
1812 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1813 #else
1814 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1815 #endif
1816 #ifndef OPENSSL_SYS_VMS
1817 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1818 #else
1819 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1820 #endif
1821 #ifdef RL_DEBUG
1822 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1823 #endif
1824 if (BIO_write_filename(out,buf[0]) <= 0)
1825 {
1826 perror(dbfile);
1827 BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
1828 goto err;
1829 }
1830 j=TXT_DB_write(out,db->db);
1831 if (j <= 0) goto err;
1832
1833 BIO_free(out);
1834
1835 out = BIO_new(BIO_s_file());
1836 #ifdef RL_DEBUG
1837 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1838 #endif
1839 if (BIO_write_filename(out,buf[1]) <= 0)
1840 {
1841 perror(buf[2]);
1842 BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
1843 goto err;
1844 }
1845 BIO_printf(out,"unique_subject = %s\n",
1846 db->attributes.unique_subject ? "yes" : "no");
1847 BIO_free(out);
1848
1849 return 1;
1850 err:
1851 return 0;
1852 }
1853
1854 int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix)
1855 {
1856 char buf[5][BSIZE];
1857 int i,j;
1858 struct stat sb;
1859
1860 i = strlen(dbfile) + strlen(old_suffix);
1861 j = strlen(dbfile) + strlen(new_suffix);
1862 if (i > j) j = i;
1863 if (j + 6 >= BSIZE)
1864 {
1865 BIO_printf(bio_err,"file name too long\n");
1866 goto err;
1867 }
1868
1869 #ifndef OPENSSL_SYS_VMS
1870 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
1871 #else
1872 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
1873 #endif
1874 #ifndef OPENSSL_SYS_VMS
1875 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
1876 dbfile, new_suffix);
1877 #else
1878 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
1879 dbfile, new_suffix);
1880 #endif
1881 #ifndef OPENSSL_SYS_VMS
1882 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1883 dbfile, new_suffix);
1884 #else
1885 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1886 dbfile, new_suffix);
1887 #endif
1888 #ifndef OPENSSL_SYS_VMS
1889 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1890 dbfile, old_suffix);
1891 #else
1892 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1893 dbfile, old_suffix);
1894 #endif
1895 #ifndef OPENSSL_SYS_VMS
1896 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
1897 dbfile, old_suffix);
1898 #else
1899 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
1900 dbfile, old_suffix);
1901 #endif
1902 if (stat(dbfile,&sb) < 0)
1903 {
1904 if (errno != ENOENT
1905 #ifdef ENOTDIR
1906 && errno != ENOTDIR
1907 #endif
1908 )
1909 goto err;
1910 }
1911 else
1912 {
1913 #ifdef RL_DEBUG
1914 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1915 dbfile, buf[1]);
1916 #endif
1917 if (rename(dbfile,buf[1]) < 0)
1918 {
1919 BIO_printf(bio_err,
1920 "unable to rename %s to %s\n",
1921 dbfile, buf[1]);
1922 perror("reason");
1923 goto err;
1924 }
1925 }
1926 #ifdef RL_DEBUG
1927 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1928 buf[0],dbfile);
1929 #endif
1930 if (rename(buf[0],dbfile) < 0)
1931 {
1932 BIO_printf(bio_err,
1933 "unable to rename %s to %s\n",
1934 buf[0],dbfile);
1935 perror("reason");
1936 rename(buf[1],dbfile);
1937 goto err;
1938 }
1939 if (stat(buf[4],&sb) < 0)
1940 {
1941 if (errno != ENOENT
1942 #ifdef ENOTDIR
1943 && errno != ENOTDIR
1944 #endif
1945 )
1946 goto err;
1947 }
1948 else
1949 {
1950 #ifdef RL_DEBUG
1951 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1952 buf[4],buf[3]);
1953 #endif
1954 if (rename(buf[4],buf[3]) < 0)
1955 {
1956 BIO_printf(bio_err,
1957 "unable to rename %s to %s\n",
1958 buf[4], buf[3]);
1959 perror("reason");
1960 rename(dbfile,buf[0]);
1961 rename(buf[1],dbfile);
1962 goto err;
1963 }
1964 }
1965 #ifdef RL_DEBUG
1966 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1967 buf[2],buf[4]);
1968 #endif
1969 if (rename(buf[2],buf[4]) < 0)
1970 {
1971 BIO_printf(bio_err,
1972 "unable to rename %s to %s\n",
1973 buf[2],buf[4]);
1974 perror("reason");
1975 rename(buf[3],buf[4]);
1976 rename(dbfile,buf[0]);
1977 rename(buf[1],dbfile);
1978 goto err;
1979 }
1980 return 1;
1981 err:
1982 return 0;
1983 }
1984
1985 void free_index(CA_DB *db)
1986 {
1987 if (db)
1988 {
1989 if (db->db) TXT_DB_free(db->db);
1990 OPENSSL_free(db);
1991 }
1992 }
1993
1994 int parse_yesno(const char *str, int def)
1995 {
1996 int ret = def;
1997 if (str)
1998 {
1999 switch (*str)
2000 {
2001 case 'f': /* false */
2002 case 'F': /* FALSE */
2003 case 'n': /* no */
2004 case 'N': /* NO */
2005 case '0': /* 0 */
2006 ret = 0;
2007 break;
2008 case 't': /* true */
2009 case 'T': /* TRUE */
2010 case 'y': /* yes */
2011 case 'Y': /* YES */
2012 case '1': /* 1 */
2013 ret = 0;
2014 break;
2015 default:
2016 ret = def;
2017 break;
2018 }
2019 }
2020 return ret;
2021 }
2022
2023 /*
2024 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
2025 * where characters may be escaped by \
2026 */
2027 X509_NAME *parse_name(char *subject, long chtype, int multirdn)
2028 {
2029 size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
2030 char *buf = OPENSSL_malloc(buflen);
2031 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
2032 char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
2033 char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
2034 int *mval = OPENSSL_malloc (max_ne * sizeof (int));
2035
2036 char *sp = subject, *bp = buf;
2037 int i, ne_num = 0;
2038
2039 X509_NAME *n = NULL;
2040 int nid;
2041
2042 if (!buf || !ne_types || !ne_values)
2043 {
2044 BIO_printf(bio_err, "malloc error\n");
2045 goto error;
2046 }
2047
2048 if (*subject != '/')
2049 {
2050 BIO_printf(bio_err, "Subject does not start with '/'.\n");
2051 goto error;
2052 }
2053 sp++; /* skip leading / */
2054
2055 /* no multivalued RDN by default */
2056 mval[ne_num] = 0;
2057
2058 while (*sp)
2059 {
2060 /* collect type */
2061 ne_types[ne_num] = bp;
2062 while (*sp)
2063 {
2064 if (*sp == '\\') /* is there anything to escape in the type...? */
2065 {
2066 if (*++sp)
2067 *bp++ = *sp++;
2068 else
2069 {
2070 BIO_printf(bio_err, "escape character at end of string\n");
2071 goto error;
2072 }
2073 }
2074 else if (*sp == '=')
2075 {
2076 sp++;
2077 *bp++ = '\0';
2078 break;
2079 }
2080 else
2081 *bp++ = *sp++;
2082 }
2083 if (!*sp)
2084 {
2085 BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
2086 goto error;
2087 }
2088 ne_values[ne_num] = bp;
2089 while (*sp)
2090 {
2091 if (*sp == '\\')
2092 {
2093 if (*++sp)
2094 *bp++ = *sp++;
2095 else
2096 {
2097 BIO_printf(bio_err, "escape character at end of string\n");
2098 goto error;
2099 }
2100 }
2101 else if (*sp == '/')
2102 {
2103 sp++;
2104 /* no multivalued RDN by default */
2105 mval[ne_num+1] = 0;
2106 break;
2107 }
2108 else if (*sp == '+' && multirdn)
2109 {
2110 /* a not escaped + signals a mutlivalued RDN */
2111 sp++;
2112 mval[ne_num+1] = -1;
2113 break;
2114 }
2115 else
2116 *bp++ = *sp++;
2117 }
2118 *bp++ = '\0';
2119 ne_num++;
2120 }
2121
2122 if (!(n = X509_NAME_new()))
2123 goto error;
2124
2125 for (i = 0; i < ne_num; i++)
2126 {
2127 if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
2128 {
2129 BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
2130 continue;
2131 }
2132
2133 if (!*ne_values[i])
2134 {
2135 BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
2136 continue;
2137 }
2138
2139 if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i]))
2140 goto error;
2141 }
2142
2143 OPENSSL_free(ne_values);
2144 OPENSSL_free(ne_types);
2145 OPENSSL_free(buf);
2146 return n;
2147
2148 error:
2149 X509_NAME_free(n);
2150 if (ne_values)
2151 OPENSSL_free(ne_values);
2152 if (ne_types)
2153 OPENSSL_free(ne_types);
2154 if (buf)
2155 OPENSSL_free(buf);
2156 return NULL;
2157 }
2158
2159 /* This code MUST COME AFTER anything that uses rename() */
2160 #ifdef OPENSSL_SYS_WIN32
2161 int WIN32_rename(const char *from, const char *to)
2162 {
2163 #ifndef OPENSSL_SYS_WINCE
2164 /* Windows rename gives an error if 'to' exists, so delete it
2165 * first and ignore file not found errror
2166 */
2167 if((remove(to) != 0) && (errno != ENOENT))
2168 return -1;
2169 #undef rename
2170 return rename(from, to);
2171 #else
2172 /* convert strings to UNICODE */
2173 {
2174 BOOL result = FALSE;
2175 WCHAR* wfrom;
2176 WCHAR* wto;
2177 int i;
2178 wfrom = malloc((strlen(from)+1)*2);
2179 wto = malloc((strlen(to)+1)*2);
2180 if (wfrom != NULL && wto != NULL)
2181 {
2182 for (i=0; i<(int)strlen(from)+1; i++)
2183 wfrom[i] = (short)from[i];
2184 for (i=0; i<(int)strlen(to)+1; i++)
2185 wto[i] = (short)to[i];
2186 result = MoveFile(wfrom, wto);
2187 }
2188 if (wfrom != NULL)
2189 free(wfrom);
2190 if (wto != NULL)
2191 free(wto);
2192 return result;
2193 }
2194 #endif
2195 }
2196 #endif
2197
2198 int args_verify(char ***pargs, int *pargc,
2199 int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
2200 {
2201 ASN1_OBJECT *otmp = NULL;
2202 unsigned long flags = 0;
2203 int i;
2204 int purpose = 0;
2205 char **oldargs = *pargs;
2206 char *arg = **pargs, *argn = (*pargs)[1];
2207 if (!strcmp(arg, "-policy"))
2208 {
2209 if (!argn)
2210 *badarg = 1;
2211 else
2212 {
2213 otmp = OBJ_txt2obj(argn, 0);
2214 if (!otmp)
2215 {
2216 BIO_printf(err, "Invalid Policy \"%s\"\n",
2217 argn);
2218 *badarg = 1;
2219 }
2220 }
2221 (*pargs)++;
2222 }
2223 else if (strcmp(arg,"-purpose") == 0)
2224 {
2225 X509_PURPOSE *xptmp;
2226 if (!argn)
2227 *badarg = 1;
2228 else
2229 {
2230 i = X509_PURPOSE_get_by_sname(argn);
2231 if(i < 0)
2232 {
2233 BIO_printf(err, "unrecognized purpose\n");
2234 *badarg = 1;
2235 }
2236 else
2237 {
2238 xptmp = X509_PURPOSE_get0(i);
2239 purpose = X509_PURPOSE_get_id(xptmp);
2240 }
2241 }
2242 (*pargs)++;
2243 }
2244 else if (!strcmp(arg, "-ignore_critical"))
2245 flags |= X509_V_FLAG_IGNORE_CRITICAL;
2246 else if (!strcmp(arg, "-issuer_checks"))
2247 flags |= X509_V_FLAG_CB_ISSUER_CHECK;
2248 else if (!strcmp(arg, "-crl_check"))
2249 flags |= X509_V_FLAG_CRL_CHECK;
2250 else if (!strcmp(arg, "-crl_check_all"))
2251 flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
2252 else if (!strcmp(arg, "-policy_check"))
2253 flags |= X509_V_FLAG_POLICY_CHECK;
2254 else if (!strcmp(arg, "-explicit_policy"))
2255 flags |= X509_V_FLAG_EXPLICIT_POLICY;
2256 else if (!strcmp(arg, "-x509_strict"))
2257 flags |= X509_V_FLAG_X509_STRICT;
2258 else if (!strcmp(arg, "-policy_print"))
2259 flags |= X509_V_FLAG_NOTIFY_POLICY;
2260 else
2261 return 0;
2262
2263 if (*badarg)
2264 {
2265 if (*pm)
2266 X509_VERIFY_PARAM_free(*pm);
2267 *pm = NULL;
2268 goto end;
2269 }
2270
2271 if (!*pm && !(*pm = X509_VERIFY_PARAM_new()))
2272 {
2273 *badarg = 1;
2274 goto end;
2275 }
2276
2277 if (otmp)
2278 X509_VERIFY_PARAM_add0_policy(*pm, otmp);
2279 if (flags)
2280 X509_VERIFY_PARAM_set_flags(*pm, flags);
2281
2282 if (purpose)
2283 X509_VERIFY_PARAM_set_purpose(*pm, purpose);
2284
2285 end:
2286
2287 (*pargs)++;
2288
2289 if (pargc)
2290 *pargc -= *pargs - oldargs;
2291
2292 return 1;
2293
2294 }
2295
2296 static void nodes_print(BIO *out, const char *name,
2297 STACK_OF(X509_POLICY_NODE) *nodes)
2298 {
2299 X509_POLICY_NODE *node;
2300 int i;
2301 BIO_printf(out, "%s Policies:", name);
2302 if (nodes)
2303 {
2304 BIO_puts(out, "\n");
2305 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++)
2306 {
2307 node = sk_X509_POLICY_NODE_value(nodes, i);
2308 X509_POLICY_NODE_print(out, node, 2);
2309 }
2310 }
2311 else
2312 BIO_puts(out, " <empty>\n");
2313 }
2314
2315 void policies_print(BIO *out, X509_STORE_CTX *ctx)
2316 {
2317 X509_POLICY_TREE *tree;
2318 int explicit_policy;
2319 int free_out = 0;
2320 if (out == NULL)
2321 {
2322 out = BIO_new_fp(stderr, BIO_NOCLOSE);
2323 free_out = 1;
2324 }
2325 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2326 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2327
2328 BIO_printf(out, "Require explicit Policy: %s\n",
2329 explicit_policy ? "True" : "False");
2330
2331 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
2332 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
2333 if (free_out)
2334 BIO_free(out);
2335 }
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