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Import OpenSSL-0.9.8i.
[dragonfly.git] / crypto / openssl-0.9.7e / apps / apps.c
blobb747e2d3cf030d34d036528919df069d35c50a06
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
129 #define NON_MAIN
130 #include "apps.h"
131 #undef NON_MAIN
132
133 typedef struct {
134 char *name;
135 unsigned long flag;
136 unsigned long mask;
137 } NAME_EX_TBL;
138
139 static UI_METHOD *ui_method = NULL;
140
141 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
142 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
143
144 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
145 /* Looks like this stuff is worth moving into separate function */
146 static EVP_PKEY *
147 load_netscape_key(BIO *err, BIO *key, const char *file,
148 const char *key_descrip, int format);
149 #endif
150
151 int app_init(long mesgwin);
152 #ifdef undef /* never finished - probably never will be :-) */
153 int args_from_file(char *file, int *argc, char **argv[])
154 {
155 FILE *fp;
156 int num,i;
157 unsigned int len;
158 static char *buf=NULL;
159 static char **arg=NULL;
160 char *p;
161 struct stat stbuf;
162
163 if (stat(file,&stbuf) < 0) return(0);
164
165 fp=fopen(file,"r");
166 if (fp == NULL)
167 return(0);
168
169 *argc=0;
170 *argv=NULL;
171
172 len=(unsigned int)stbuf.st_size;
173 if (buf != NULL) OPENSSL_free(buf);
174 buf=(char *)OPENSSL_malloc(len+1);
175 if (buf == NULL) return(0);
176
177 len=fread(buf,1,len,fp);
178 if (len <= 1) return(0);
179 buf[len]='\0';
180
181 i=0;
182 for (p=buf; *p; p++)
183 if (*p == '\n') i++;
184 if (arg != NULL) OPENSSL_free(arg);
185 arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
186
187 *argv=arg;
188 num=0;
189 p=buf;
190 for (;;)
191 {
192 if (!*p) break;
193 if (*p == '#') /* comment line */
194 {
195 while (*p && (*p != '\n')) p++;
196 continue;
197 }
198 /* else we have a line */
199 *(arg++)=p;
200 num++;
201 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
202 p++;
203 if (!*p) break;
204 if (*p == '\n')
205 {
206 *(p++)='\0';
207 continue;
208 }
209 /* else it is a tab or space */
210 p++;
211 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
212 p++;
213 if (!*p) break;
214 if (*p == '\n')
215 {
216 p++;
217 continue;
218 }
219 *(arg++)=p++;
220 num++;
221 while (*p && (*p != '\n')) p++;
222 if (!*p) break;
223 /* else *p == '\n' */
224 *(p++)='\0';
225 }
226 *argc=num;
227 return(1);
228 }
229 #endif
230
231 int str2fmt(char *s)
232 {
233 if ((*s == 'D') || (*s == 'd'))
234 return(FORMAT_ASN1);
235 else if ((*s == 'T') || (*s == 't'))
236 return(FORMAT_TEXT);
237 else if ((*s == 'P') || (*s == 'p'))
238 return(FORMAT_PEM);
239 else if ((*s == 'N') || (*s == 'n'))
240 return(FORMAT_NETSCAPE);
241 else if ((*s == 'S') || (*s == 's'))
242 return(FORMAT_SMIME);
243 else if ((*s == '1')
244 || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
245 || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
246 return(FORMAT_PKCS12);
247 else if ((*s == 'E') || (*s == 'e'))
248 return(FORMAT_ENGINE);
249 else
250 return(FORMAT_UNDEF);
251 }
252
253 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16)
254 void program_name(char *in, char *out, int size)
255 {
256 int i,n;
257 char *p=NULL;
258
259 n=strlen(in);
260 /* find the last '/', '\' or ':' */
261 for (i=n-1; i>0; i--)
262 {
263 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
264 {
265 p= &(in[i+1]);
266 break;
267 }
268 }
269 if (p == NULL)
270 p=in;
271 n=strlen(p);
272 /* strip off trailing .exe if present. */
273 if ((n > 4) && (p[n-4] == '.') &&
274 ((p[n-3] == 'e') || (p[n-3] == 'E')) &&
275 ((p[n-2] == 'x') || (p[n-2] == 'X')) &&
276 ((p[n-1] == 'e') || (p[n-1] == 'E')))
277 n-=4;
278 if (n > size-1)
279 n=size-1;
280
281 for (i=0; i<n; i++)
282 {
283 if ((p[i] >= 'A') && (p[i] <= 'Z'))
284 out[i]=p[i]-'A'+'a';
285 else
286 out[i]=p[i];
287 }
288 out[n]='\0';
289 }
290 #else
291 #ifdef OPENSSL_SYS_VMS
292 void program_name(char *in, char *out, int size)
293 {
294 char *p=in, *q;
295 char *chars=":]>";
296
297 while(*chars != '\0')
298 {
299 q=strrchr(p,*chars);
300 if (q > p)
301 p = q + 1;
302 chars++;
303 }
304
305 q=strrchr(p,'.');
306 if (q == NULL)
307 q = p + strlen(p);
308 strncpy(out,p,size-1);
309 if (q-p >= size)
310 {
311 out[size-1]='\0';
312 }
313 else
314 {
315 out[q-p]='\0';
316 }
317 }
318 #else
319 void program_name(char *in, char *out, int size)
320 {
321 char *p;
322
323 p=strrchr(in,'/');
324 if (p != NULL)
325 p++;
326 else
327 p=in;
328 BUF_strlcpy(out,p,size);
329 }
330 #endif
331 #endif
332
333 #ifdef OPENSSL_SYS_VMS
334 int VMS_strcasecmp(const char *str1, const char *str2)
335 {
336 while (*str1 && *str2)
337 {
338 int res = toupper(*str1) - toupper(*str2);
339 if (res) return res < 0 ? -1 : 1;
340 }
341 if (*str1)
342 return 1;
343 if (*str2)
344 return -1;
345 return 0;
346 }
347 #endif
348
349 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
350 {
351 int num,len,i;
352 char *p;
353
354 *argc=0;
355 *argv=NULL;
356
357 len=strlen(buf);
358 i=0;
359 if (arg->count == 0)
360 {
361 arg->count=20;
362 arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
363 }
364 for (i=0; i<arg->count; i++)
365 arg->data[i]=NULL;
366
367 num=0;
368 p=buf;
369 for (;;)
370 {
371 /* first scan over white space */
372 if (!*p) break;
373 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
374 p++;
375 if (!*p) break;
376
377 /* The start of something good :-) */
378 if (num >= arg->count)
379 {
380 arg->count+=20;
381 arg->data=(char **)OPENSSL_realloc(arg->data,
382 sizeof(char *)*arg->count);
383 if (argc == 0) return(0);
384 }
385 arg->data[num++]=p;
386
387 /* now look for the end of this */
388 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
389 {
390 i= *(p++);
391 arg->data[num-1]++; /* jump over quote */
392 while (*p && (*p != i))
393 p++;
394 *p='\0';
395 }
396 else
397 {
398 while (*p && ((*p != ' ') &&
399 (*p != '\t') && (*p != '\n')))
400 p++;
401
402 if (*p == '\0')
403 p--;
404 else
405 *p='\0';
406 }
407 p++;
408 }
409 *argc=num;
410 *argv=arg->data;
411 return(1);
412 }
413
414 #ifndef APP_INIT
415 int app_init(long mesgwin)
416 {
417 return(1);
418 }
419 #endif
420
421
422 int dump_cert_text (BIO *out, X509 *x)
423 {
424 char *p;
425
426 p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
427 BIO_puts(out,"subject=");
428 BIO_puts(out,p);
429 OPENSSL_free(p);
430
431 p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
432 BIO_puts(out,"\nissuer=");
433 BIO_puts(out,p);
434 BIO_puts(out,"\n");
435 OPENSSL_free(p);
436
437 return 0;
438 }
439
440 static int ui_open(UI *ui)
441 {
442 return UI_method_get_opener(UI_OpenSSL())(ui);
443 }
444 static int ui_read(UI *ui, UI_STRING *uis)
445 {
446 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
447 && UI_get0_user_data(ui))
448 {
449 switch(UI_get_string_type(uis))
450 {
451 case UIT_PROMPT:
452 case UIT_VERIFY:
453 {
454 const char *password =
455 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
456 if (password && password[0] != '\0')
457 {
458 UI_set_result(ui, uis, password);
459 return 1;
460 }
461 }
462 default:
463 break;
464 }
465 }
466 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
467 }
468 static int ui_write(UI *ui, UI_STRING *uis)
469 {
470 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
471 && UI_get0_user_data(ui))
472 {
473 switch(UI_get_string_type(uis))
474 {
475 case UIT_PROMPT:
476 case UIT_VERIFY:
477 {
478 const char *password =
479 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
480 if (password && password[0] != '\0')
481 return 1;
482 }
483 default:
484 break;
485 }
486 }
487 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
488 }
489 static int ui_close(UI *ui)
490 {
491 return UI_method_get_closer(UI_OpenSSL())(ui);
492 }
493 int setup_ui_method(void)
494 {
495 ui_method = UI_create_method("OpenSSL application user interface");
496 UI_method_set_opener(ui_method, ui_open);
497 UI_method_set_reader(ui_method, ui_read);
498 UI_method_set_writer(ui_method, ui_write);
499 UI_method_set_closer(ui_method, ui_close);
500 return 0;
501 }
502 void destroy_ui_method(void)
503 {
504 if(ui_method)
505 {
506 UI_destroy_method(ui_method);
507 ui_method = NULL;
508 }
509 }
510 int password_callback(char *buf, int bufsiz, int verify,
511 PW_CB_DATA *cb_tmp)
512 {
513 UI *ui = NULL;
514 int res = 0;
515 const char *prompt_info = NULL;
516 const char *password = NULL;
517 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
518
519 if (cb_data)
520 {
521 if (cb_data->password)
522 password = cb_data->password;
523 if (cb_data->prompt_info)
524 prompt_info = cb_data->prompt_info;
525 }
526
527 if (password)
528 {
529 res = strlen(password);
530 if (res > bufsiz)
531 res = bufsiz;
532 memcpy(buf, password, res);
533 return res;
534 }
535
536 ui = UI_new_method(ui_method);
537 if (ui)
538 {
539 int ok = 0;
540 char *buff = NULL;
541 int ui_flags = 0;
542 char *prompt = NULL;
543
544 prompt = UI_construct_prompt(ui, "pass phrase",
545 cb_data->prompt_info);
546
547 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
548 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
549
550 if (ok >= 0)
551 ok = UI_add_input_string(ui,prompt,ui_flags,buf,
552 PW_MIN_LENGTH,BUFSIZ-1);
553 if (ok >= 0 && verify)
554 {
555 buff = (char *)OPENSSL_malloc(bufsiz);
556 ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
557 PW_MIN_LENGTH,BUFSIZ-1, buf);
558 }
559 if (ok >= 0)
560 do
561 {
562 ok = UI_process(ui);
563 }
564 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
565
566 if (buff)
567 {
568 OPENSSL_cleanse(buff,(unsigned int)bufsiz);
569 OPENSSL_free(buff);
570 }
571
572 if (ok >= 0)
573 res = strlen(buf);
574 if (ok == -1)
575 {
576 BIO_printf(bio_err, "User interface error\n");
577 ERR_print_errors(bio_err);
578 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
579 res = 0;
580 }
581 if (ok == -2)
582 {
583 BIO_printf(bio_err,"aborted!\n");
584 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
585 res = 0;
586 }
587 UI_free(ui);
588 OPENSSL_free(prompt);
589 }
590 return res;
591 }
592
593 static char *app_get_pass(BIO *err, char *arg, int keepbio);
594
595 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
596 {
597 int same;
598 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
599 else same = 1;
600 if(arg1) {
601 *pass1 = app_get_pass(err, arg1, same);
602 if(!*pass1) return 0;
603 } else if(pass1) *pass1 = NULL;
604 if(arg2) {
605 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
606 if(!*pass2) return 0;
607 } else if(pass2) *pass2 = NULL;
608 return 1;
609 }
610
611 static char *app_get_pass(BIO *err, char *arg, int keepbio)
612 {
613 char *tmp, tpass[APP_PASS_LEN];
614 static BIO *pwdbio = NULL;
615 int i;
616 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
617 if(!strncmp(arg, "env:", 4)) {
618 tmp = getenv(arg + 4);
619 if(!tmp) {
620 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
621 return NULL;
622 }
623 return BUF_strdup(tmp);
624 }
625 if(!keepbio || !pwdbio) {
626 if(!strncmp(arg, "file:", 5)) {
627 pwdbio = BIO_new_file(arg + 5, "r");
628 if(!pwdbio) {
629 BIO_printf(err, "Can't open file %s\n", arg + 5);
630 return NULL;
631 }
632 } else if(!strncmp(arg, "fd:", 3)) {
633 BIO *btmp;
634 i = atoi(arg + 3);
635 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
636 if((i < 0) || !pwdbio) {
637 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
638 return NULL;
639 }
640 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */
641 btmp = BIO_new(BIO_f_buffer());
642 pwdbio = BIO_push(btmp, pwdbio);
643 } else if(!strcmp(arg, "stdin")) {
644 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
645 if(!pwdbio) {
646 BIO_printf(err, "Can't open BIO for stdin\n");
647 return NULL;
648 }
649 } else {
650 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
651 return NULL;
652 }
653 }
654 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
655 if(keepbio != 1) {
656 BIO_free_all(pwdbio);
657 pwdbio = NULL;
658 }
659 if(i <= 0) {
660 BIO_printf(err, "Error reading password from BIO\n");
661 return NULL;
662 }
663 tmp = strchr(tpass, '\n');
664 if(tmp) *tmp = 0;
665 return BUF_strdup(tpass);
666 }
667
668 int add_oid_section(BIO *err, CONF *conf)
669 {
670 char *p;
671 STACK_OF(CONF_VALUE) *sktmp;
672 CONF_VALUE *cnf;
673 int i;
674 if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
675 {
676 ERR_clear_error();
677 return 1;
678 }
679 if(!(sktmp = NCONF_get_section(conf, p))) {
680 BIO_printf(err, "problem loading oid section %s\n", p);
681 return 0;
682 }
683 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
684 cnf = sk_CONF_VALUE_value(sktmp, i);
685 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
686 BIO_printf(err, "problem creating object %s=%s\n",
687 cnf->name, cnf->value);
688 return 0;
689 }
690 }
691 return 1;
692 }
693
694 X509 *load_cert(BIO *err, const char *file, int format,
695 const char *pass, ENGINE *e, const char *cert_descrip)
696 {
697 ASN1_HEADER *ah=NULL;
698 BUF_MEM *buf=NULL;
699 X509 *x=NULL;
700 BIO *cert;
701
702 if ((cert=BIO_new(BIO_s_file())) == NULL)
703 {
704 ERR_print_errors(err);
705 goto end;
706 }
707
708 if (file == NULL)
709 {
710 setvbuf(stdin, NULL, _IONBF, 0);
711 BIO_set_fp(cert,stdin,BIO_NOCLOSE);
712 }
713 else
714 {
715 if (BIO_read_filename(cert,file) <= 0)
716 {
717 BIO_printf(err, "Error opening %s %s\n",
718 cert_descrip, file);
719 ERR_print_errors(err);
720 goto end;
721 }
722 }
723
724 if (format == FORMAT_ASN1)
725 x=d2i_X509_bio(cert,NULL);
726 else if (format == FORMAT_NETSCAPE)
727 {
728 unsigned char *p,*op;
729 int size=0,i;
730
731 /* We sort of have to do it this way because it is sort of nice
732 * to read the header first and check it, then
733 * try to read the certificate */
734 buf=BUF_MEM_new();
735 for (;;)
736 {
737 if ((buf == NULL) || (!BUF_MEM_grow(buf,size+1024*10)))
738 goto end;
739 i=BIO_read(cert,&(buf->data[size]),1024*10);
740 size+=i;
741 if (i == 0) break;
742 if (i < 0)
743 {
744 perror("reading certificate");
745 goto end;
746 }
747 }
748 p=(unsigned char *)buf->data;
749 op=p;
750
751 /* First load the header */
752 if ((ah=d2i_ASN1_HEADER(NULL,&p,(long)size)) == NULL)
753 goto end;
754 if ((ah->header == NULL) || (ah->header->data == NULL) ||
755 (strncmp(NETSCAPE_CERT_HDR,(char *)ah->header->data,
756 ah->header->length) != 0))
757 {
758 BIO_printf(err,"Error reading header on certificate\n");
759 goto end;
760 }
761 /* header is ok, so now read the object */
762 p=op;
763 ah->meth=X509_asn1_meth();
764 if ((ah=d2i_ASN1_HEADER(&ah,&p,(long)size)) == NULL)
765 goto end;
766 x=(X509 *)ah->data;
767 ah->data=NULL;
768 }
769 else if (format == FORMAT_PEM)
770 x=PEM_read_bio_X509_AUX(cert,NULL,
771 (pem_password_cb *)password_callback, NULL);
772 else if (format == FORMAT_PKCS12)
773 {
774 PKCS12 *p12 = d2i_PKCS12_bio(cert, NULL);
775
776 PKCS12_parse(p12, NULL, NULL, &x, NULL);
777 PKCS12_free(p12);
778 p12 = NULL;
779 }
780 else {
781 BIO_printf(err,"bad input format specified for %s\n",
782 cert_descrip);
783 goto end;
784 }
785 end:
786 if (x == NULL)
787 {
788 BIO_printf(err,"unable to load certificate\n");
789 ERR_print_errors(err);
790 }
791 if (ah != NULL) ASN1_HEADER_free(ah);
792 if (cert != NULL) BIO_free(cert);
793 if (buf != NULL) BUF_MEM_free(buf);
794 return(x);
795 }
796
797 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
798 const char *pass, ENGINE *e, const char *key_descrip)
799 {
800 BIO *key=NULL;
801 EVP_PKEY *pkey=NULL;
802 PW_CB_DATA cb_data;
803
804 cb_data.password = pass;
805 cb_data.prompt_info = file;
806
807 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
808 {
809 BIO_printf(err,"no keyfile specified\n");
810 goto end;
811 }
812 #ifndef OPENSSL_NO_ENGINE
813 if (format == FORMAT_ENGINE)
814 {
815 if (!e)
816 BIO_printf(bio_err,"no engine specified\n");
817 else
818 pkey = ENGINE_load_private_key(e, file,
819 ui_method, &cb_data);
820 goto end;
821 }
822 #endif
823 key=BIO_new(BIO_s_file());
824 if (key == NULL)
825 {
826 ERR_print_errors(err);
827 goto end;
828 }
829 if (file == NULL && maybe_stdin)
830 {
831 setvbuf(stdin, NULL, _IONBF, 0);
832 BIO_set_fp(key,stdin,BIO_NOCLOSE);
833 }
834 else
835 if (BIO_read_filename(key,file) <= 0)
836 {
837 BIO_printf(err, "Error opening %s %s\n",
838 key_descrip, file);
839 ERR_print_errors(err);
840 goto end;
841 }
842 if (format == FORMAT_ASN1)
843 {
844 pkey=d2i_PrivateKey_bio(key, NULL);
845 }
846 else if (format == FORMAT_PEM)
847 {
848 pkey=PEM_read_bio_PrivateKey(key,NULL,
849 (pem_password_cb *)password_callback, &cb_data);
850 }
851 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
852 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
853 pkey = load_netscape_key(err, key, file, key_descrip, format);
854 #endif
855 else if (format == FORMAT_PKCS12)
856 {
857 PKCS12 *p12 = d2i_PKCS12_bio(key, NULL);
858
859 PKCS12_parse(p12, pass, &pkey, NULL, NULL);
860 PKCS12_free(p12);
861 p12 = NULL;
862 }
863 else
864 {
865 BIO_printf(err,"bad input format specified for key file\n");
866 goto end;
867 }
868 end:
869 if (key != NULL) BIO_free(key);
870 if (pkey == NULL)
871 BIO_printf(err,"unable to load %s\n", key_descrip);
872 return(pkey);
873 }
874
875 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
876 const char *pass, ENGINE *e, const char *key_descrip)
877 {
878 BIO *key=NULL;
879 EVP_PKEY *pkey=NULL;
880 PW_CB_DATA cb_data;
881
882 cb_data.password = pass;
883 cb_data.prompt_info = file;
884
885 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
886 {
887 BIO_printf(err,"no keyfile specified\n");
888 goto end;
889 }
890 #ifndef OPENSSL_NO_ENGINE
891 if (format == FORMAT_ENGINE)
892 {
893 if (!e)
894 BIO_printf(bio_err,"no engine specified\n");
895 else
896 pkey = ENGINE_load_public_key(e, file,
897 ui_method, &cb_data);
898 goto end;
899 }
900 #endif
901 key=BIO_new(BIO_s_file());
902 if (key == NULL)
903 {
904 ERR_print_errors(err);
905 goto end;
906 }
907 if (file == NULL && maybe_stdin)
908 {
909 setvbuf(stdin, NULL, _IONBF, 0);
910 BIO_set_fp(key,stdin,BIO_NOCLOSE);
911 }
912 else
913 if (BIO_read_filename(key,file) <= 0)
914 {
915 BIO_printf(err, "Error opening %s %s\n",
916 key_descrip, file);
917 ERR_print_errors(err);
918 goto end;
919 }
920 if (format == FORMAT_ASN1)
921 {
922 pkey=d2i_PUBKEY_bio(key, NULL);
923 }
924 else if (format == FORMAT_PEM)
925 {
926 pkey=PEM_read_bio_PUBKEY(key,NULL,
927 (pem_password_cb *)password_callback, &cb_data);
928 }
929 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
930 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
931 pkey = load_netscape_key(err, key, file, key_descrip, format);
932 #endif
933 else
934 {
935 BIO_printf(err,"bad input format specified for key file\n");
936 goto end;
937 }
938 end:
939 if (key != NULL) BIO_free(key);
940 if (pkey == NULL)
941 BIO_printf(err,"unable to load %s\n", key_descrip);
942 return(pkey);
943 }
944
945 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
946 static EVP_PKEY *
947 load_netscape_key(BIO *err, BIO *key, const char *file,
948 const char *key_descrip, int format)
949 {
950 EVP_PKEY *pkey;
951 BUF_MEM *buf;
952 RSA *rsa;
953 const unsigned char *p;
954 int size, i;
955
956 buf=BUF_MEM_new();
957 pkey = EVP_PKEY_new();
958 size = 0;
959 if (buf == NULL || pkey == NULL)
960 goto error;
961 for (;;)
962 {
963 if (!BUF_MEM_grow_clean(buf,size+1024*10))
964 goto error;
965 i = BIO_read(key, &(buf->data[size]), 1024*10);
966 size += i;
967 if (i == 0)
968 break;
969 if (i < 0)
970 {
971 BIO_printf(err, "Error reading %s %s",
972 key_descrip, file);
973 goto error;
974 }
975 }
976 p=(unsigned char *)buf->data;
977 rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
978 (format == FORMAT_IISSGC ? 1 : 0));
979 if (rsa == NULL)
980 goto error;
981 BUF_MEM_free(buf);
982 EVP_PKEY_set1_RSA(pkey, rsa);
983 return pkey;
984 error:
985 BUF_MEM_free(buf);
986 EVP_PKEY_free(pkey);
987 return NULL;
988 }
989 #endif /* ndef OPENSSL_NO_RC4 */
990
991 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
992 const char *pass, ENGINE *e, const char *cert_descrip)
993 {
994 BIO *certs;
995 int i;
996 STACK_OF(X509) *othercerts = NULL;
997 STACK_OF(X509_INFO) *allcerts = NULL;
998 X509_INFO *xi;
999 PW_CB_DATA cb_data;
1000
1001 cb_data.password = pass;
1002 cb_data.prompt_info = file;
1003
1004 if((certs = BIO_new(BIO_s_file())) == NULL)
1005 {
1006 ERR_print_errors(err);
1007 goto end;
1008 }
1009
1010 if (file == NULL)
1011 BIO_set_fp(certs,stdin,BIO_NOCLOSE);
1012 else
1013 {
1014 if (BIO_read_filename(certs,file) <= 0)
1015 {
1016 BIO_printf(err, "Error opening %s %s\n",
1017 cert_descrip, file);
1018 ERR_print_errors(err);
1019 goto end;
1020 }
1021 }
1022
1023 if (format == FORMAT_PEM)
1024 {
1025 othercerts = sk_X509_new_null();
1026 if(!othercerts)
1027 {
1028 sk_X509_free(othercerts);
1029 othercerts = NULL;
1030 goto end;
1031 }
1032 allcerts = PEM_X509_INFO_read_bio(certs, NULL,
1033 (pem_password_cb *)password_callback, &cb_data);
1034 for(i = 0; i < sk_X509_INFO_num(allcerts); i++)
1035 {
1036 xi = sk_X509_INFO_value (allcerts, i);
1037 if (xi->x509)
1038 {
1039 sk_X509_push(othercerts, xi->x509);
1040 xi->x509 = NULL;
1041 }
1042 }
1043 goto end;
1044 }
1045 else {
1046 BIO_printf(err,"bad input format specified for %s\n",
1047 cert_descrip);
1048 goto end;
1049 }
1050 end:
1051 if (othercerts == NULL)
1052 {
1053 BIO_printf(err,"unable to load certificates\n");
1054 ERR_print_errors(err);
1055 }
1056 if (allcerts) sk_X509_INFO_pop_free(allcerts, X509_INFO_free);
1057 if (certs != NULL) BIO_free(certs);
1058 return(othercerts);
1059 }
1060
1061
1062 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1063 /* Return error for unknown extensions */
1064 #define X509V3_EXT_DEFAULT 0
1065 /* Print error for unknown extensions */
1066 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1067 /* ASN1 parse unknown extensions */
1068 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1069 /* BIO_dump unknown extensions */
1070 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1071
1072 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1073 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1074
1075 int set_cert_ex(unsigned long *flags, const char *arg)
1076 {
1077 static const NAME_EX_TBL cert_tbl[] = {
1078 { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
1079 { "ca_default", X509_FLAG_CA, 0xffffffffl},
1080 { "no_header", X509_FLAG_NO_HEADER, 0},
1081 { "no_version", X509_FLAG_NO_VERSION, 0},
1082 { "no_serial", X509_FLAG_NO_SERIAL, 0},
1083 { "no_signame", X509_FLAG_NO_SIGNAME, 0},
1084 { "no_validity", X509_FLAG_NO_VALIDITY, 0},
1085 { "no_subject", X509_FLAG_NO_SUBJECT, 0},
1086 { "no_issuer", X509_FLAG_NO_ISSUER, 0},
1087 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1088 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1089 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1090 { "no_aux", X509_FLAG_NO_AUX, 0},
1091 { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1092 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1093 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1094 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1095 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1096 { NULL, 0, 0}
1097 };
1098 return set_multi_opts(flags, arg, cert_tbl);
1099 }
1100
1101 int set_name_ex(unsigned long *flags, const char *arg)
1102 {
1103 static const NAME_EX_TBL ex_tbl[] = {
1104 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1105 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1106 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1107 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1108 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1109 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1110 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1111 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1112 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1113 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1114 { "compat", XN_FLAG_COMPAT, 0xffffffffL},
1115 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1116 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1117 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1118 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1119 { "dn_rev", XN_FLAG_DN_REV, 0},
1120 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1121 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1122 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1123 { "align", XN_FLAG_FN_ALIGN, 0},
1124 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1125 { "space_eq", XN_FLAG_SPC_EQ, 0},
1126 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1127 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1128 { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
1129 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1130 { "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1131 { NULL, 0, 0}
1132 };
1133 return set_multi_opts(flags, arg, ex_tbl);
1134 }
1135
1136 int set_ext_copy(int *copy_type, const char *arg)
1137 {
1138 if (!strcasecmp(arg, "none"))
1139 *copy_type = EXT_COPY_NONE;
1140 else if (!strcasecmp(arg, "copy"))
1141 *copy_type = EXT_COPY_ADD;
1142 else if (!strcasecmp(arg, "copyall"))
1143 *copy_type = EXT_COPY_ALL;
1144 else
1145 return 0;
1146 return 1;
1147 }
1148
1149 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1150 {
1151 STACK_OF(X509_EXTENSION) *exts = NULL;
1152 X509_EXTENSION *ext, *tmpext;
1153 ASN1_OBJECT *obj;
1154 int i, idx, ret = 0;
1155 if (!x || !req || (copy_type == EXT_COPY_NONE))
1156 return 1;
1157 exts = X509_REQ_get_extensions(req);
1158
1159 for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1160 ext = sk_X509_EXTENSION_value(exts, i);
1161 obj = X509_EXTENSION_get_object(ext);
1162 idx = X509_get_ext_by_OBJ(x, obj, -1);
1163 /* Does extension exist? */
1164 if (idx != -1) {
1165 /* If normal copy don't override existing extension */
1166 if (copy_type == EXT_COPY_ADD)
1167 continue;
1168 /* Delete all extensions of same type */
1169 do {
1170 tmpext = X509_get_ext(x, idx);
1171 X509_delete_ext(x, idx);
1172 X509_EXTENSION_free(tmpext);
1173 idx = X509_get_ext_by_OBJ(x, obj, -1);
1174 } while (idx != -1);
1175 }
1176 if (!X509_add_ext(x, ext, -1))
1177 goto end;
1178 }
1179
1180 ret = 1;
1181
1182 end:
1183
1184 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1185
1186 return ret;
1187 }
1188
1189
1190
1191
1192 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1193 {
1194 STACK_OF(CONF_VALUE) *vals;
1195 CONF_VALUE *val;
1196 int i, ret = 1;
1197 if(!arg) return 0;
1198 vals = X509V3_parse_list(arg);
1199 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1200 val = sk_CONF_VALUE_value(vals, i);
1201 if (!set_table_opts(flags, val->name, in_tbl))
1202 ret = 0;
1203 }
1204 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1205 return ret;
1206 }
1207
1208 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1209 {
1210 char c;
1211 const NAME_EX_TBL *ptbl;
1212 c = arg[0];
1213
1214 if(c == '-') {
1215 c = 0;
1216 arg++;
1217 } else if (c == '+') {
1218 c = 1;
1219 arg++;
1220 } else c = 1;
1221
1222 for(ptbl = in_tbl; ptbl->name; ptbl++) {
1223 if(!strcasecmp(arg, ptbl->name)) {
1224 *flags &= ~ptbl->mask;
1225 if(c) *flags |= ptbl->flag;
1226 else *flags &= ~ptbl->flag;
1227 return 1;
1228 }
1229 }
1230 return 0;
1231 }
1232
1233 void print_name(BIO *out, char *title, X509_NAME *nm, unsigned long lflags)
1234 {
1235 char *buf;
1236 char mline = 0;
1237 int indent = 0;
1238
1239 if(title) BIO_puts(out, title);
1240 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1241 mline = 1;
1242 indent = 4;
1243 }
1244 if(lflags == XN_FLAG_COMPAT) {
1245 buf = X509_NAME_oneline(nm, 0, 0);
1246 BIO_puts(out, buf);
1247 BIO_puts(out, "\n");
1248 OPENSSL_free(buf);
1249 } else {
1250 if(mline) BIO_puts(out, "\n");
1251 X509_NAME_print_ex(out, nm, indent, lflags);
1252 BIO_puts(out, "\n");
1253 }
1254 }
1255
1256 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1257 {
1258 X509_STORE *store;
1259 X509_LOOKUP *lookup;
1260 if(!(store = X509_STORE_new())) goto end;
1261 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
1262 if (lookup == NULL) goto end;
1263 if (CAfile) {
1264 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
1265 BIO_printf(bp, "Error loading file %s\n", CAfile);
1266 goto end;
1267 }
1268 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
1269
1270 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
1271 if (lookup == NULL) goto end;
1272 if (CApath) {
1273 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
1274 BIO_printf(bp, "Error loading directory %s\n", CApath);
1275 goto end;
1276 }
1277 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
1278
1279 ERR_clear_error();
1280 return store;
1281 end:
1282 X509_STORE_free(store);
1283 return NULL;
1284 }
1285
1286 #ifndef OPENSSL_NO_ENGINE
1287 /* Try to load an engine in a shareable library */
1288 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
1289 {
1290 ENGINE *e = ENGINE_by_id("dynamic");
1291 if (e)
1292 {
1293 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1294 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
1295 {
1296 ENGINE_free(e);
1297 e = NULL;
1298 }
1299 }
1300 return e;
1301 }
1302
1303 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
1304 {
1305 ENGINE *e = NULL;
1306
1307 if (engine)
1308 {
1309 if(strcmp(engine, "auto") == 0)
1310 {
1311 BIO_printf(err,"enabling auto ENGINE support\n");
1312 ENGINE_register_all_complete();
1313 return NULL;
1314 }
1315 if((e = ENGINE_by_id(engine)) == NULL
1316 && (e = try_load_engine(err, engine, debug)) == NULL)
1317 {
1318 BIO_printf(err,"invalid engine \"%s\"\n", engine);
1319 ERR_print_errors(err);
1320 return NULL;
1321 }
1322 if (debug)
1323 {
1324 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
1325 0, err, 0);
1326 }
1327 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1328 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
1329 {
1330 BIO_printf(err,"can't use that engine\n");
1331 ERR_print_errors(err);
1332 ENGINE_free(e);
1333 return NULL;
1334 }
1335
1336 BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
1337
1338 /* Free our "structural" reference. */
1339 ENGINE_free(e);
1340 }
1341 return e;
1342 }
1343 #endif
1344
1345 int load_config(BIO *err, CONF *cnf)
1346 {
1347 if (!cnf)
1348 cnf = config;
1349 if (!cnf)
1350 return 1;
1351
1352 OPENSSL_load_builtin_modules();
1353
1354 if (CONF_modules_load(cnf, NULL, 0) <= 0)
1355 {
1356 BIO_printf(err, "Error configuring OpenSSL\n");
1357 ERR_print_errors(err);
1358 return 0;
1359 }
1360 return 1;
1361 }
1362
1363 char *make_config_name()
1364 {
1365 const char *t=X509_get_default_cert_area();
1366 size_t len;
1367 char *p;
1368
1369 len=strlen(t)+strlen(OPENSSL_CONF)+2;
1370 p=OPENSSL_malloc(len);
1371 BUF_strlcpy(p,t,len);
1372 #ifndef OPENSSL_SYS_VMS
1373 BUF_strlcat(p,"/",len);
1374 #endif
1375 BUF_strlcat(p,OPENSSL_CONF,len);
1376
1377 return p;
1378 }
1379
1380 static unsigned long index_serial_hash(const char **a)
1381 {
1382 const char *n;
1383
1384 n=a[DB_serial];
1385 while (*n == '0') n++;
1386 return(lh_strhash(n));
1387 }
1388
1389 static int index_serial_cmp(const char **a, const char **b)
1390 {
1391 const char *aa,*bb;
1392
1393 for (aa=a[DB_serial]; *aa == '0'; aa++);
1394 for (bb=b[DB_serial]; *bb == '0'; bb++);
1395 return(strcmp(aa,bb));
1396 }
1397
1398 static int index_name_qual(char **a)
1399 { return(a[0][0] == 'V'); }
1400
1401 static unsigned long index_name_hash(const char **a)
1402 { return(lh_strhash(a[DB_name])); }
1403
1404 int index_name_cmp(const char **a, const char **b)
1405 { return(strcmp(a[DB_name],
1406 b[DB_name])); }
1407
1408 static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **)
1409 static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **)
1410 static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **)
1411 static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **)
1412
1413 #undef BSIZE
1414 #define BSIZE 256
1415
1416 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1417 {
1418 BIO *in=NULL;
1419 BIGNUM *ret=NULL;
1420 MS_STATIC char buf[1024];
1421 ASN1_INTEGER *ai=NULL;
1422
1423 ai=ASN1_INTEGER_new();
1424 if (ai == NULL) goto err;
1425
1426 if ((in=BIO_new(BIO_s_file())) == NULL)
1427 {
1428 ERR_print_errors(bio_err);
1429 goto err;
1430 }
1431
1432 if (BIO_read_filename(in,serialfile) <= 0)
1433 {
1434 if (!create)
1435 {
1436 perror(serialfile);
1437 goto err;
1438 }
1439 else
1440 {
1441 ret=BN_new();
1442 if (ret == NULL || !rand_serial(ret, ai))
1443 BIO_printf(bio_err, "Out of memory\n");
1444 }
1445 }
1446 else
1447 {
1448 if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1449 {
1450 BIO_printf(bio_err,"unable to load number from %s\n",
1451 serialfile);
1452 goto err;
1453 }
1454 ret=ASN1_INTEGER_to_BN(ai,NULL);
1455 if (ret == NULL)
1456 {
1457 BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
1458 goto err;
1459 }
1460 }
1461
1462 if (ret && retai)
1463 {
1464 *retai = ai;
1465 ai = NULL;
1466 }
1467 err:
1468 if (in != NULL) BIO_free(in);
1469 if (ai != NULL) ASN1_INTEGER_free(ai);
1470 return(ret);
1471 }
1472
1473 int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
1474 {
1475 char buf[1][BSIZE];
1476 BIO *out = NULL;
1477 int ret=0;
1478 ASN1_INTEGER *ai=NULL;
1479 int j;
1480
1481 if (suffix == NULL)
1482 j = strlen(serialfile);
1483 else
1484 j = strlen(serialfile) + strlen(suffix) + 1;
1485 if (j >= BSIZE)
1486 {
1487 BIO_printf(bio_err,"file name too long\n");
1488 goto err;
1489 }
1490
1491 if (suffix == NULL)
1492 BUF_strlcpy(buf[0], serialfile, BSIZE);
1493 else
1494 {
1495 #ifndef OPENSSL_SYS_VMS
1496 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1497 #else
1498 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1499 #endif
1500 }
1501 #ifdef RL_DEBUG
1502 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1503 #endif
1504 out=BIO_new(BIO_s_file());
1505 if (out == NULL)
1506 {
1507 ERR_print_errors(bio_err);
1508 goto err;
1509 }
1510 if (BIO_write_filename(out,buf[0]) <= 0)
1511 {
1512 perror(serialfile);
1513 goto err;
1514 }
1515
1516 if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1517 {
1518 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1519 goto err;
1520 }
1521 i2a_ASN1_INTEGER(out,ai);
1522 BIO_puts(out,"\n");
1523 ret=1;
1524 if (retai)
1525 {
1526 *retai = ai;
1527 ai = NULL;
1528 }
1529 err:
1530 if (out != NULL) BIO_free_all(out);
1531 if (ai != NULL) ASN1_INTEGER_free(ai);
1532 return(ret);
1533 }
1534
1535 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1536 {
1537 char buf[5][BSIZE];
1538 int i,j;
1539 struct stat sb;
1540
1541 i = strlen(serialfile) + strlen(old_suffix);
1542 j = strlen(serialfile) + strlen(new_suffix);
1543 if (i > j) j = i;
1544 if (j + 1 >= BSIZE)
1545 {
1546 BIO_printf(bio_err,"file name too long\n");
1547 goto err;
1548 }
1549
1550 #ifndef OPENSSL_SYS_VMS
1551 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1552 serialfile, new_suffix);
1553 #else
1554 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1555 serialfile, new_suffix);
1556 #endif
1557 #ifndef OPENSSL_SYS_VMS
1558 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1559 serialfile, old_suffix);
1560 #else
1561 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1562 serialfile, old_suffix);
1563 #endif
1564 if (stat(serialfile,&sb) < 0)
1565 {
1566 if (errno != ENOENT
1567 #ifdef ENOTDIR
1568 && errno != ENOTDIR)
1569 #endif
1570 goto err;
1571 }
1572 else
1573 {
1574 #ifdef RL_DEBUG
1575 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1576 serialfile, buf[1]);
1577 #endif
1578 if (rename(serialfile,buf[1]) < 0)
1579 {
1580 BIO_printf(bio_err,
1581 "unable to rename %s to %s\n",
1582 serialfile, buf[1]);
1583 perror("reason");
1584 goto err;
1585 }
1586 }
1587 #ifdef RL_DEBUG
1588 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1589 buf[0],serialfile);
1590 #endif
1591 if (rename(buf[0],serialfile) < 0)
1592 {
1593 BIO_printf(bio_err,
1594 "unable to rename %s to %s\n",
1595 buf[0],serialfile);
1596 perror("reason");
1597 rename(buf[1],serialfile);
1598 goto err;
1599 }
1600 return 1;
1601 err:
1602 return 0;
1603 }
1604
1605 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1606 {
1607 BIGNUM *btmp;
1608 int ret = 0;
1609 if (b)
1610 btmp = b;
1611 else
1612 btmp = BN_new();
1613
1614 if (!btmp)
1615 return 0;
1616
1617 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1618 goto error;
1619 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1620 goto error;
1621
1622 ret = 1;
1623
1624 error:
1625
1626 if (!b)
1627 BN_free(btmp);
1628
1629 return ret;
1630 }
1631
1632 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1633 {
1634 CA_DB *retdb = NULL;
1635 TXT_DB *tmpdb = NULL;
1636 BIO *in = BIO_new(BIO_s_file());
1637 CONF *dbattr_conf = NULL;
1638 char buf[1][BSIZE];
1639 long errorline= -1;
1640
1641 if (in == NULL)
1642 {
1643 ERR_print_errors(bio_err);
1644 goto err;
1645 }
1646 if (BIO_read_filename(in,dbfile) <= 0)
1647 {
1648 perror(dbfile);
1649 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1650 goto err;
1651 }
1652 if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
1653 {
1654 if (tmpdb != NULL) TXT_DB_free(tmpdb);
1655 goto err;
1656 }
1657
1658 #ifndef OPENSSL_SYS_VMS
1659 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
1660 #else
1661 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1662 #endif
1663 dbattr_conf = NCONF_new(NULL);
1664 if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
1665 {
1666 if (errorline > 0)
1667 {
1668 BIO_printf(bio_err,
1669 "error on line %ld of db attribute file '%s'\n"
1670 ,errorline,buf[0]);
1671 goto err;
1672 }
1673 else
1674 {
1675 NCONF_free(dbattr_conf);
1676 dbattr_conf = NULL;
1677 }
1678 }
1679
1680 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
1681 {
1682 fprintf(stderr, "Out of memory\n");
1683 goto err;
1684 }
1685
1686 retdb->db = tmpdb;
1687 tmpdb = NULL;
1688 if (db_attr)
1689 retdb->attributes = *db_attr;
1690 else
1691 {
1692 retdb->attributes.unique_subject = 1;
1693 }
1694
1695 if (dbattr_conf)
1696 {
1697 char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
1698 if (p)
1699 {
1700 BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1701 switch(*p)
1702 {
1703 case 'f': /* false */
1704 case 'F': /* FALSE */
1705 case 'n': /* no */
1706 case 'N': /* NO */
1707 retdb->attributes.unique_subject = 0;
1708 break;
1709 case 't': /* true */
1710 case 'T': /* TRUE */
1711 case 'y': /* yes */
1712 case 'Y': /* YES */
1713 default:
1714 retdb->attributes.unique_subject = 1;
1715 break;
1716 }
1717 }
1718 }
1719
1720 err:
1721 if (dbattr_conf) NCONF_free(dbattr_conf);
1722 if (tmpdb) TXT_DB_free(tmpdb);
1723 if (in) BIO_free_all(in);
1724 return retdb;
1725 }
1726
1727 int index_index(CA_DB *db)
1728 {
1729 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1730 LHASH_HASH_FN(index_serial_hash),
1731 LHASH_COMP_FN(index_serial_cmp)))
1732 {
1733 BIO_printf(bio_err,
1734 "error creating serial number index:(%ld,%ld,%ld)\n",
1735 db->db->error,db->db->arg1,db->db->arg2);
1736 return 0;
1737 }
1738
1739 if (db->attributes.unique_subject
1740 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1741 LHASH_HASH_FN(index_name_hash),
1742 LHASH_COMP_FN(index_name_cmp)))
1743 {
1744 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
1745 db->db->error,db->db->arg1,db->db->arg2);
1746 return 0;
1747 }
1748 return 1;
1749 }
1750
1751 int save_index(char *dbfile, char *suffix, CA_DB *db)
1752 {
1753 char buf[3][BSIZE];
1754 BIO *out = BIO_new(BIO_s_file());
1755 int j;
1756
1757 if (out == NULL)
1758 {
1759 ERR_print_errors(bio_err);
1760 goto err;
1761 }
1762
1763 j = strlen(dbfile) + strlen(suffix);
1764 if (j + 6 >= BSIZE)
1765 {
1766 BIO_printf(bio_err,"file name too long\n");
1767 goto err;
1768 }
1769
1770 #ifndef OPENSSL_SYS_VMS
1771 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1772 #else
1773 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1774 #endif
1775 #ifndef OPENSSL_SYS_VMS
1776 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1777 #else
1778 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1779 #endif
1780 #ifndef OPENSSL_SYS_VMS
1781 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1782 #else
1783 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1784 #endif
1785 #ifdef RL_DEBUG
1786 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1787 #endif
1788 if (BIO_write_filename(out,buf[0]) <= 0)
1789 {
1790 perror(dbfile);
1791 BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
1792 goto err;
1793 }
1794 j=TXT_DB_write(out,db->db);
1795 if (j <= 0) goto err;
1796
1797 BIO_free(out);
1798
1799 out = BIO_new(BIO_s_file());
1800 #ifdef RL_DEBUG
1801 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1802 #endif
1803 if (BIO_write_filename(out,buf[1]) <= 0)
1804 {
1805 perror(buf[2]);
1806 BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
1807 goto err;
1808 }
1809 BIO_printf(out,"unique_subject = %s\n",
1810 db->attributes.unique_subject ? "yes" : "no");
1811 BIO_free(out);
1812
1813 return 1;
1814 err:
1815 return 0;
1816 }
1817
1818 int rotate_index(char *dbfile, char *new_suffix, char *old_suffix)
1819 {
1820 char buf[5][BSIZE];
1821 int i,j;
1822 struct stat sb;
1823
1824 i = strlen(dbfile) + strlen(old_suffix);
1825 j = strlen(dbfile) + strlen(new_suffix);
1826 if (i > j) j = i;
1827 if (j + 6 >= BSIZE)
1828 {
1829 BIO_printf(bio_err,"file name too long\n");
1830 goto err;
1831 }
1832
1833 #ifndef OPENSSL_SYS_VMS
1834 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
1835 #else
1836 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
1837 #endif
1838 #ifndef OPENSSL_SYS_VMS
1839 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
1840 dbfile, new_suffix);
1841 #else
1842 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
1843 dbfile, new_suffix);
1844 #endif
1845 #ifndef OPENSSL_SYS_VMS
1846 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1847 dbfile, new_suffix);
1848 #else
1849 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1850 dbfile, new_suffix);
1851 #endif
1852 #ifndef OPENSSL_SYS_VMS
1853 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1854 dbfile, old_suffix);
1855 #else
1856 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1857 dbfile, old_suffix);
1858 #endif
1859 #ifndef OPENSSL_SYS_VMS
1860 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
1861 dbfile, old_suffix);
1862 #else
1863 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
1864 dbfile, old_suffix);
1865 #endif
1866 if (stat(dbfile,&sb) < 0)
1867 {
1868 if (errno != ENOENT
1869 #ifdef ENOTDIR
1870 && errno != ENOTDIR)
1871 #endif
1872 goto err;
1873 }
1874 else
1875 {
1876 #ifdef RL_DEBUG
1877 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1878 dbfile, buf[1]);
1879 #endif
1880 if (rename(dbfile,buf[1]) < 0)
1881 {
1882 BIO_printf(bio_err,
1883 "unable to rename %s to %s\n",
1884 dbfile, buf[1]);
1885 perror("reason");
1886 goto err;
1887 }
1888 }
1889 #ifdef RL_DEBUG
1890 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1891 buf[0],dbfile);
1892 #endif
1893 if (rename(buf[0],dbfile) < 0)
1894 {
1895 BIO_printf(bio_err,
1896 "unable to rename %s to %s\n",
1897 buf[0],dbfile);
1898 perror("reason");
1899 rename(buf[1],dbfile);
1900 goto err;
1901 }
1902 if (stat(buf[4],&sb) < 0)
1903 {
1904 if (errno != ENOENT
1905 #ifdef ENOTDIR
1906 && errno != ENOTDIR)
1907 #endif
1908 goto err;
1909 }
1910 else
1911 {
1912 #ifdef RL_DEBUG
1913 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1914 buf[4],buf[3]);
1915 #endif
1916 if (rename(buf[4],buf[3]) < 0)
1917 {
1918 BIO_printf(bio_err,
1919 "unable to rename %s to %s\n",
1920 buf[4], buf[3]);
1921 perror("reason");
1922 rename(dbfile,buf[0]);
1923 rename(buf[1],dbfile);
1924 goto err;
1925 }
1926 }
1927 #ifdef RL_DEBUG
1928 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1929 buf[2],buf[4]);
1930 #endif
1931 if (rename(buf[2],buf[4]) < 0)
1932 {
1933 BIO_printf(bio_err,
1934 "unable to rename %s to %s\n",
1935 buf[2],buf[4]);
1936 perror("reason");
1937 rename(buf[3],buf[4]);
1938 rename(dbfile,buf[0]);
1939 rename(buf[1],dbfile);
1940 goto err;
1941 }
1942 return 1;
1943 err:
1944 return 0;
1945 }
1946
1947 void free_index(CA_DB *db)
1948 {
1949 if (db)
1950 {
1951 if (db->db) TXT_DB_free(db->db);
1952 OPENSSL_free(db);
1953 }
1954 }
1955
1956 /* This code MUST COME AFTER anything that uses rename() */
1957 #ifdef OPENSSL_SYS_WIN32
1958 int WIN32_rename(char *from, char *to)
1959 {
1960 #ifndef OPENSSL_SYS_WINCE
1961 /* Windows rename gives an error if 'to' exists, so delete it
1962 * first and ignore file not found errror
1963 */
1964 if((remove(to) != 0) && (errno != ENOENT))
1965 return -1;
1966 #undef rename
1967 return rename(from, to);
1968 #else
1969 /* convert strings to UNICODE */
1970 {
1971 BOOL result = FALSE;
1972 WCHAR* wfrom;
1973 WCHAR* wto;
1974 int i;
1975 wfrom = malloc((strlen(from)+1)*2);
1976 wto = malloc((strlen(to)+1)*2);
1977 if (wfrom != NULL && wto != NULL)
1978 {
1979 for (i=0; i<(int)strlen(from)+1; i++)
1980 wfrom[i] = (short)from[i];
1981 for (i=0; i<(int)strlen(to)+1; i++)
1982 wto[i] = (short)to[i];
1983 result = MoveFile(wfrom, wto);
1984 }
1985 if (wfrom != NULL)
1986 free(wfrom);
1987 if (wto != NULL)
1988 free(wto);
1989 return result;
1990 }
1991 #endif
1992 }
1993 #endif
DragonFly BSD