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 #if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
113 #define _POSIX_C_SOURCE 2 /* On VMS, you need to define this to get
114 the declaration of fileno(). The value
115 2 is to make sure no function defined
116 in POSIX-2 is left undefined. */
117 #endif
118 #include <stdio.h>
119 #include <stdlib.h>
120 #include <string.h>
121 #if !defined(OPENSSL_SYSNAME_WIN32) && !defined(NETWARE_CLIB)
122 #include <strings.h>
123 #endif
124 #include <sys/types.h>
125 #include <ctype.h>
126 #include <errno.h>
127 #include <assert.h>
128 #include <openssl/err.h>
129 #include <openssl/x509.h>
130 #include <openssl/x509v3.h>
131 #include <openssl/pem.h>
132 #include <openssl/pkcs12.h>
133 #include <openssl/ui.h>
134 #include <openssl/safestack.h>
135 #ifndef OPENSSL_NO_ENGINE
136 #include <openssl/engine.h>
137 #endif
138 #ifndef OPENSSL_NO_RSA
139 #include <openssl/rsa.h>
140 #endif
141 #include <openssl/bn.h>
142 #ifndef OPENSSL_NO_JPAKE
143 #include <openssl/jpake.h>
144 #endif
145
146 #define NON_MAIN
147 #include "apps.h"
148 #undef NON_MAIN
149
150 #ifdef _WIN32
151 static int WIN32_rename(const char *from, const char *to);
152 #define rename(from,to) WIN32_rename((from),(to))
153 #endif
154
155 typedef struct {
156 const char *name;
157 unsigned long flag;
158 unsigned long mask;
159 } NAME_EX_TBL;
160
161 static UI_METHOD *ui_method = NULL;
162
163 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
164 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl);
165
166 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
167 /* Looks like this stuff is worth moving into separate function */
168 static EVP_PKEY *
169 load_netscape_key(BIO *err, BIO *key, const char *file,
170 const char *key_descrip, int format);
171 #endif
172
173 int app_init(long mesgwin);
174 #ifdef undef /* never finished - probably never will be :-) */
args_from_file(char * file,int * argc,char ** argv[])175 int args_from_file(char *file, int *argc, char **argv[])
176 {
177 FILE *fp;
178 int num,i;
179 unsigned int len;
180 static char *buf=NULL;
181 static char **arg=NULL;
182 char *p;
183
184 fp=fopen(file,"r");
185 if (fp == NULL)
186 return(0);
187
188 if (fseek(fp,0,SEEK_END)==0)
189 len=ftell(fp), rewind(fp);
190 else len=-1;
191 if (len<=0)
192 {
193 fclose(fp);
194 return(0);
195 }
196
197 *argc=0;
198 *argv=NULL;
199
200 if (buf != NULL) OPENSSL_free(buf);
201 buf=(char *)OPENSSL_malloc(len+1);
202 if (buf == NULL) return(0);
203
204 len=fread(buf,1,len,fp);
205 if (len <= 1) return(0);
206 buf[len]='\0';
207
208 i=0;
209 for (p=buf; *p; p++)
210 if (*p == '\n') i++;
211 if (arg != NULL) OPENSSL_free(arg);
212 arg=(char **)OPENSSL_malloc(sizeof(char *)*(i*2));
213
214 *argv=arg;
215 num=0;
216 p=buf;
217 for (;;)
218 {
219 if (!*p) break;
220 if (*p == '#') /* comment line */
221 {
222 while (*p && (*p != '\n')) p++;
223 continue;
224 }
225 /* else we have a line */
226 *(arg++)=p;
227 num++;
228 while (*p && ((*p != ' ') && (*p != '\t') && (*p != '\n')))
229 p++;
230 if (!*p) break;
231 if (*p == '\n')
232 {
233 *(p++)='\0';
234 continue;
235 }
236 /* else it is a tab or space */
237 p++;
238 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
239 p++;
240 if (!*p) break;
241 if (*p == '\n')
242 {
243 p++;
244 continue;
245 }
246 *(arg++)=p++;
247 num++;
248 while (*p && (*p != '\n')) p++;
249 if (!*p) break;
250 /* else *p == '\n' */
251 *(p++)='\0';
252 }
253 *argc=num;
254 return(1);
255 }
256 #endif
257
str2fmt(char * s)258 int str2fmt(char *s)
259 {
260 if (s == NULL)
261 return FORMAT_UNDEF;
262 if ((*s == 'D') || (*s == 'd'))
263 return(FORMAT_ASN1);
264 else if ((*s == 'T') || (*s == 't'))
265 return(FORMAT_TEXT);
266 else if ((*s == 'N') || (*s == 'n'))
267 return(FORMAT_NETSCAPE);
268 else if ((*s == 'S') || (*s == 's'))
269 return(FORMAT_SMIME);
270 else if ((*s == 'M') || (*s == 'm'))
271 return(FORMAT_MSBLOB);
272 else if ((*s == '1')
273 || (strcmp(s,"PKCS12") == 0) || (strcmp(s,"pkcs12") == 0)
274 || (strcmp(s,"P12") == 0) || (strcmp(s,"p12") == 0))
275 return(FORMAT_PKCS12);
276 else if ((*s == 'E') || (*s == 'e'))
277 return(FORMAT_ENGINE);
278 else if ((*s == 'P') || (*s == 'p'))
279 {
280 if (s[1] == 'V' || s[1] == 'v')
281 return FORMAT_PVK;
282 else
283 return(FORMAT_PEM);
284 }
285 else
286 return(FORMAT_UNDEF);
287 }
288
289 #if defined(OPENSSL_SYS_MSDOS) || defined(OPENSSL_SYS_WIN32) || defined(OPENSSL_SYS_WIN16) || defined(OPENSSL_SYS_NETWARE)
program_name(char * in,char * out,int size)290 void program_name(char *in, char *out, int size)
291 {
292 int i,n;
293 char *p=NULL;
294
295 n=strlen(in);
296 /* find the last '/', '\' or ':' */
297 for (i=n-1; i>0; i--)
298 {
299 if ((in[i] == '/') || (in[i] == '\\') || (in[i] == ':'))
300 {
301 p= &(in[i+1]);
302 break;
303 }
304 }
305 if (p == NULL)
306 p=in;
307 n=strlen(p);
308
309 #if defined(OPENSSL_SYS_NETWARE)
310 /* strip off trailing .nlm if present. */
311 if ((n > 4) && (p[n-4] == '.') &&
312 ((p[n-3] == 'n') || (p[n-3] == 'N')) &&
313 ((p[n-2] == 'l') || (p[n-2] == 'L')) &&
314 ((p[n-1] == 'm') || (p[n-1] == 'M')))
315 n-=4;
316 #else
317 /* strip off trailing .exe if present. */
318 if ((n > 4) && (p[n-4] == '.') &&
319 ((p[n-3] == 'e') || (p[n-3] == 'E')) &&
320 ((p[n-2] == 'x') || (p[n-2] == 'X')) &&
321 ((p[n-1] == 'e') || (p[n-1] == 'E')))
322 n-=4;
323 #endif
324
325 if (n > size-1)
326 n=size-1;
327
328 for (i=0; i<n; i++)
329 {
330 if ((p[i] >= 'A') && (p[i] <= 'Z'))
331 out[i]=p[i]-'A'+'a';
332 else
333 out[i]=p[i];
334 }
335 out[n]='\0';
336 }
337 #else
338 #ifdef OPENSSL_SYS_VMS
program_name(char * in,char * out,int size)339 void program_name(char *in, char *out, int size)
340 {
341 char *p=in, *q;
342 char *chars=":]>";
343
344 while(*chars != '\0')
345 {
346 q=strrchr(p,*chars);
347 if (q > p)
348 p = q + 1;
349 chars++;
350 }
351
352 q=strrchr(p,'.');
353 if (q == NULL)
354 q = p + strlen(p);
355 strncpy(out,p,size-1);
356 if (q-p >= size)
357 {
358 out[size-1]='\0';
359 }
360 else
361 {
362 out[q-p]='\0';
363 }
364 }
365 #else
program_name(char * in,char * out,int size)366 void program_name(char *in, char *out, int size)
367 {
368 char *p;
369
370 p=strrchr(in,'/');
371 if (p != NULL)
372 p++;
373 else
374 p=in;
375 BUF_strlcpy(out,p,size);
376 }
377 #endif
378 #endif
379
chopup_args(ARGS * arg,char * buf,int * argc,char ** argv[])380 int chopup_args(ARGS *arg, char *buf, int *argc, char **argv[])
381 {
382 int num,i;
383 char *p;
384
385 *argc=0;
386 *argv=NULL;
387
388 i=0;
389 if (arg->count == 0)
390 {
391 arg->count=20;
392 arg->data=(char **)OPENSSL_malloc(sizeof(char *)*arg->count);
393 }
394 for (i=0; i<arg->count; i++)
395 arg->data[i]=NULL;
396
397 num=0;
398 p=buf;
399 for (;;)
400 {
401 /* first scan over white space */
402 if (!*p) break;
403 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
404 p++;
405 if (!*p) break;
406
407 /* The start of something good :-) */
408 if (num >= arg->count)
409 {
410 char **tmp_p;
411 int tlen = arg->count + 20;
412 tmp_p = (char **)OPENSSL_realloc(arg->data,
413 sizeof(char *)*tlen);
414 if (tmp_p == NULL)
415 return 0;
416 arg->data = tmp_p;
417 arg->count = tlen;
418 /* initialize newly allocated data */
419 for (i = num; i < arg->count; i++)
420 arg->data[i] = NULL;
421 }
422 arg->data[num++]=p;
423
424 /* now look for the end of this */
425 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
426 {
427 i= *(p++);
428 arg->data[num-1]++; /* jump over quote */
429 while (*p && (*p != i))
430 p++;
431 *p='\0';
432 }
433 else
434 {
435 while (*p && ((*p != ' ') &&
436 (*p != '\t') && (*p != '\n')))
437 p++;
438
439 if (*p == '\0')
440 p--;
441 else
442 *p='\0';
443 }
444 p++;
445 }
446 *argc=num;
447 *argv=arg->data;
448 return(1);
449 }
450
451 #ifndef APP_INIT
app_init(long mesgwin)452 int app_init(long mesgwin)
453 {
454 return(1);
455 }
456 #endif
457
458
dump_cert_text(BIO * out,X509 * x)459 int dump_cert_text (BIO *out, X509 *x)
460 {
461 char *p;
462
463 p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
464 BIO_puts(out,"subject=");
465 BIO_puts(out,p);
466 OPENSSL_free(p);
467
468 p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
469 BIO_puts(out,"\nissuer=");
470 BIO_puts(out,p);
471 BIO_puts(out,"\n");
472 OPENSSL_free(p);
473
474 return 0;
475 }
476
ui_open(UI * ui)477 static int ui_open(UI *ui)
478 {
479 return UI_method_get_opener(UI_OpenSSL())(ui);
480 }
ui_read(UI * ui,UI_STRING * uis)481 static int ui_read(UI *ui, UI_STRING *uis)
482 {
483 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
484 && UI_get0_user_data(ui))
485 {
486 switch(UI_get_string_type(uis))
487 {
488 case UIT_PROMPT:
489 case UIT_VERIFY:
490 {
491 const char *password =
492 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
493 if (password && password[0] != '\0')
494 {
495 UI_set_result(ui, uis, password);
496 return 1;
497 }
498 }
499 default:
500 break;
501 }
502 }
503 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
504 }
ui_write(UI * ui,UI_STRING * uis)505 static int ui_write(UI *ui, UI_STRING *uis)
506 {
507 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
508 && UI_get0_user_data(ui))
509 {
510 switch(UI_get_string_type(uis))
511 {
512 case UIT_PROMPT:
513 case UIT_VERIFY:
514 {
515 const char *password =
516 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
517 if (password && password[0] != '\0')
518 return 1;
519 }
520 default:
521 break;
522 }
523 }
524 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
525 }
ui_close(UI * ui)526 static int ui_close(UI *ui)
527 {
528 return UI_method_get_closer(UI_OpenSSL())(ui);
529 }
setup_ui_method(void)530 int setup_ui_method(void)
531 {
532 ui_method = UI_create_method("OpenSSL application user interface");
533 UI_method_set_opener(ui_method, ui_open);
534 UI_method_set_reader(ui_method, ui_read);
535 UI_method_set_writer(ui_method, ui_write);
536 UI_method_set_closer(ui_method, ui_close);
537 return 0;
538 }
destroy_ui_method(void)539 void destroy_ui_method(void)
540 {
541 if(ui_method)
542 {
543 UI_destroy_method(ui_method);
544 ui_method = NULL;
545 }
546 }
password_callback(char * buf,int bufsiz,int verify,PW_CB_DATA * cb_tmp)547 int password_callback(char *buf, int bufsiz, int verify,
548 PW_CB_DATA *cb_tmp)
549 {
550 UI *ui = NULL;
551 int res = 0;
552 const char *prompt_info = NULL;
553 const char *password = NULL;
554 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
555
556 if (cb_data)
557 {
558 if (cb_data->password)
559 password = cb_data->password;
560 if (cb_data->prompt_info)
561 prompt_info = cb_data->prompt_info;
562 }
563
564 if (password)
565 {
566 res = strlen(password);
567 if (res > bufsiz)
568 res = bufsiz;
569 memcpy(buf, password, res);
570 return res;
571 }
572
573 ui = UI_new_method(ui_method);
574 if (ui)
575 {
576 int ok = 0;
577 char *buff = NULL;
578 int ui_flags = 0;
579 char *prompt = NULL;
580
581 prompt = UI_construct_prompt(ui, "pass phrase",
582 prompt_info);
583
584 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
585 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
586
587 if (ok >= 0)
588 ok = UI_add_input_string(ui,prompt,ui_flags,buf,
589 PW_MIN_LENGTH,BUFSIZ-1);
590 if (ok >= 0 && verify)
591 {
592 buff = (char *)OPENSSL_malloc(bufsiz);
593 ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
594 PW_MIN_LENGTH,BUFSIZ-1, buf);
595 }
596 if (ok >= 0)
597 do
598 {
599 ok = UI_process(ui);
600 }
601 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
602
603 if (buff)
604 {
605 OPENSSL_cleanse(buff,(unsigned int)bufsiz);
606 OPENSSL_free(buff);
607 }
608
609 if (ok >= 0)
610 res = strlen(buf);
611 if (ok == -1)
612 {
613 BIO_printf(bio_err, "User interface error\n");
614 ERR_print_errors(bio_err);
615 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
616 res = 0;
617 }
618 if (ok == -2)
619 {
620 BIO_printf(bio_err,"aborted!\n");
621 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
622 res = 0;
623 }
624 UI_free(ui);
625 OPENSSL_free(prompt);
626 }
627 return res;
628 }
629
630 static char *app_get_pass(BIO *err, char *arg, int keepbio);
631
app_passwd(BIO * err,char * arg1,char * arg2,char ** pass1,char ** pass2)632 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
633 {
634 int same;
635 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
636 else same = 1;
637 if(arg1) {
638 *pass1 = app_get_pass(err, arg1, same);
639 if(!*pass1) return 0;
640 } else if(pass1) *pass1 = NULL;
641 if(arg2) {
642 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
643 if(!*pass2) return 0;
644 } else if(pass2) *pass2 = NULL;
645 return 1;
646 }
647
app_get_pass(BIO * err,char * arg,int keepbio)648 static char *app_get_pass(BIO *err, char *arg, int keepbio)
649 {
650 char *tmp, tpass[APP_PASS_LEN];
651 static BIO *pwdbio = NULL;
652 int i;
653 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
654 if(!strncmp(arg, "env:", 4)) {
655 tmp = getenv(arg + 4);
656 if(!tmp) {
657 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
658 return NULL;
659 }
660 return BUF_strdup(tmp);
661 }
662 if(!keepbio || !pwdbio) {
663 if(!strncmp(arg, "file:", 5)) {
664 pwdbio = BIO_new_file(arg + 5, "r");
665 if(!pwdbio) {
666 BIO_printf(err, "Can't open file %s\n", arg + 5);
667 return NULL;
668 }
669 #if !defined(_WIN32)
670 /*
671 * Under _WIN32, which covers even Win64 and CE, file
672 * descriptors referenced by BIO_s_fd are not inherited
673 * by child process and therefore below is not an option.
674 * It could have been an option if bss_fd.c was operating
675 * on real Windows descriptors, such as those obtained
676 * with CreateFile.
677 */
678 } else if(!strncmp(arg, "fd:", 3)) {
679 BIO *btmp;
680 i = atoi(arg + 3);
681 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
682 if((i < 0) || !pwdbio) {
683 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
684 return NULL;
685 }
686 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */
687 btmp = BIO_new(BIO_f_buffer());
688 pwdbio = BIO_push(btmp, pwdbio);
689 #endif
690 } else if(!strcmp(arg, "stdin")) {
691 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
692 if(!pwdbio) {
693 BIO_printf(err, "Can't open BIO for stdin\n");
694 return NULL;
695 }
696 } else {
697 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
698 return NULL;
699 }
700 }
701 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
702 if(keepbio != 1) {
703 BIO_free_all(pwdbio);
704 pwdbio = NULL;
705 }
706 if(i <= 0) {
707 BIO_printf(err, "Error reading password from BIO\n");
708 return NULL;
709 }
710 tmp = strchr(tpass, '\n');
711 if(tmp) *tmp = 0;
712 return BUF_strdup(tpass);
713 }
714
add_oid_section(BIO * err,CONF * conf)715 int add_oid_section(BIO *err, CONF *conf)
716 {
717 char *p;
718 STACK_OF(CONF_VALUE) *sktmp;
719 CONF_VALUE *cnf;
720 int i;
721 if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
722 {
723 ERR_clear_error();
724 return 1;
725 }
726 if(!(sktmp = NCONF_get_section(conf, p))) {
727 BIO_printf(err, "problem loading oid section %s\n", p);
728 return 0;
729 }
730 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
731 cnf = sk_CONF_VALUE_value(sktmp, i);
732 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
733 BIO_printf(err, "problem creating object %s=%s\n",
734 cnf->name, cnf->value);
735 return 0;
736 }
737 }
738 return 1;
739 }
740
load_pkcs12(BIO * err,BIO * in,const char * desc,pem_password_cb * pem_cb,void * cb_data,EVP_PKEY ** pkey,X509 ** cert,STACK_OF (X509)** ca)741 static int load_pkcs12(BIO *err, BIO *in, const char *desc,
742 pem_password_cb *pem_cb, void *cb_data,
743 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
744 {
745 const char *pass;
746 char tpass[PEM_BUFSIZE];
747 int len, ret = 0;
748 PKCS12 *p12;
749 p12 = d2i_PKCS12_bio(in, NULL);
750 if (p12 == NULL)
751 {
752 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
753 goto die;
754 }
755 /* See if an empty password will do */
756 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
757 pass = "";
758 else
759 {
760 if (!pem_cb)
761 pem_cb = (pem_password_cb *)password_callback;
762 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
763 if (len < 0)
764 {
765 BIO_printf(err, "Passpharse callback error for %s\n",
766 desc);
767 goto die;
768 }
769 if (len < PEM_BUFSIZE)
770 tpass[len] = 0;
771 if (!PKCS12_verify_mac(p12, tpass, len))
772 {
773 BIO_printf(err,
774 "Mac verify error (wrong password?) in PKCS12 file for %s\n", desc);
775 goto die;
776 }
777 pass = tpass;
778 }
779 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
780 die:
781 if (p12)
782 PKCS12_free(p12);
783 return ret;
784 }
785
load_cert(BIO * err,const char * file,int format,const char * pass,ENGINE * e,const char * cert_descrip)786 X509 *load_cert(BIO *err, const char *file, int format,
787 const char *pass, ENGINE *e, const char *cert_descrip)
788 {
789 X509 *x=NULL;
790 BIO *cert;
791
792 if ((cert=BIO_new(BIO_s_file())) == NULL)
793 {
794 ERR_print_errors(err);
795 goto end;
796 }
797
798 if (file == NULL)
799 {
800 #ifdef _IONBF
801 # ifndef OPENSSL_NO_SETVBUF_IONBF
802 setvbuf(stdin, NULL, _IONBF, 0);
803 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
804 #endif
805 BIO_set_fp(cert,stdin,BIO_NOCLOSE);
806 }
807 else
808 {
809 if (BIO_read_filename(cert,file) <= 0)
810 {
811 BIO_printf(err, "Error opening %s %s\n",
812 cert_descrip, file);
813 ERR_print_errors(err);
814 goto end;
815 }
816 }
817
818 if (format == FORMAT_ASN1)
819 x=d2i_X509_bio(cert,NULL);
820 else if (format == FORMAT_NETSCAPE)
821 {
822 NETSCAPE_X509 *nx;
823 nx=ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509),cert,NULL);
824 if (nx == NULL)
825 goto end;
826
827 if ((strncmp(NETSCAPE_CERT_HDR,(char *)nx->header->data,
828 nx->header->length) != 0))
829 {
830 NETSCAPE_X509_free(nx);
831 BIO_printf(err,"Error reading header on certificate\n");
832 goto end;
833 }
834 x=nx->cert;
835 nx->cert = NULL;
836 NETSCAPE_X509_free(nx);
837 }
838 else if (format == FORMAT_PEM)
839 x=PEM_read_bio_X509_AUX(cert,NULL,
840 (pem_password_cb *)password_callback, NULL);
841 else if (format == FORMAT_PKCS12)
842 {
843 if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL,
844 NULL, &x, NULL))
845 goto end;
846 }
847 else {
848 BIO_printf(err,"bad input format specified for %s\n",
849 cert_descrip);
850 goto end;
851 }
852 end:
853 if (x == NULL)
854 {
855 BIO_printf(err,"unable to load certificate\n");
856 ERR_print_errors(err);
857 }
858 if (cert != NULL) BIO_free(cert);
859 return(x);
860 }
861
load_key(BIO * err,const char * file,int format,int maybe_stdin,const char * pass,ENGINE * e,const char * key_descrip)862 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
863 const char *pass, ENGINE *e, const char *key_descrip)
864 {
865 BIO *key=NULL;
866 EVP_PKEY *pkey=NULL;
867 PW_CB_DATA cb_data;
868
869 cb_data.password = pass;
870 cb_data.prompt_info = file;
871
872 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
873 {
874 BIO_printf(err,"no keyfile specified\n");
875 goto end;
876 }
877 #ifndef OPENSSL_NO_ENGINE
878 if (format == FORMAT_ENGINE)
879 {
880 if (!e)
881 BIO_printf(err,"no engine specified\n");
882 else
883 {
884 pkey = ENGINE_load_private_key(e, file,
885 ui_method, &cb_data);
886 if (!pkey)
887 {
888 BIO_printf(err,"cannot load %s from engine\n",key_descrip);
889 ERR_print_errors(err);
890 }
891 }
892 goto end;
893 }
894 #endif
895 key=BIO_new(BIO_s_file());
896 if (key == NULL)
897 {
898 ERR_print_errors(err);
899 goto end;
900 }
901 if (file == NULL && maybe_stdin)
902 {
903 #ifdef _IONBF
904 # ifndef OPENSSL_NO_SETVBUF_IONBF
905 setvbuf(stdin, NULL, _IONBF, 0);
906 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
907 #endif
908 BIO_set_fp(key,stdin,BIO_NOCLOSE);
909 }
910 else
911 if (BIO_read_filename(key,file) <= 0)
912 {
913 BIO_printf(err, "Error opening %s %s\n",
914 key_descrip, file);
915 ERR_print_errors(err);
916 goto end;
917 }
918 if (format == FORMAT_ASN1)
919 {
920 pkey=d2i_PrivateKey_bio(key, NULL);
921 }
922 else if (format == FORMAT_PEM)
923 {
924 pkey=PEM_read_bio_PrivateKey(key,NULL,
925 (pem_password_cb *)password_callback, &cb_data);
926 }
927 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
928 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
929 pkey = load_netscape_key(err, key, file, key_descrip, format);
930 #endif
931 else if (format == FORMAT_PKCS12)
932 {
933 if (!load_pkcs12(err, key, key_descrip,
934 (pem_password_cb *)password_callback, &cb_data,
935 &pkey, NULL, NULL))
936 goto end;
937 }
938 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
939 else if (format == FORMAT_MSBLOB)
940 pkey = b2i_PrivateKey_bio(key);
941 else if (format == FORMAT_PVK)
942 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
943 &cb_data);
944 #endif
945 else
946 {
947 BIO_printf(err,"bad input format specified for key file\n");
948 goto end;
949 }
950 end:
951 if (key != NULL) BIO_free(key);
952 if (pkey == NULL)
953 {
954 BIO_printf(err,"unable to load %s\n", key_descrip);
955 ERR_print_errors(err);
956 }
957 return(pkey);
958 }
959
load_pubkey(BIO * err,const char * file,int format,int maybe_stdin,const char * pass,ENGINE * e,const char * key_descrip)960 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
961 const char *pass, ENGINE *e, const char *key_descrip)
962 {
963 BIO *key=NULL;
964 EVP_PKEY *pkey=NULL;
965 PW_CB_DATA cb_data;
966
967 cb_data.password = pass;
968 cb_data.prompt_info = file;
969
970 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
971 {
972 BIO_printf(err,"no keyfile specified\n");
973 goto end;
974 }
975 #ifndef OPENSSL_NO_ENGINE
976 if (format == FORMAT_ENGINE)
977 {
978 if (!e)
979 BIO_printf(bio_err,"no engine specified\n");
980 else
981 pkey = ENGINE_load_public_key(e, file,
982 ui_method, &cb_data);
983 goto end;
984 }
985 #endif
986 key=BIO_new(BIO_s_file());
987 if (key == NULL)
988 {
989 ERR_print_errors(err);
990 goto end;
991 }
992 if (file == NULL && maybe_stdin)
993 {
994 #ifdef _IONBF
995 # ifndef OPENSSL_NO_SETVBUF_IONBF
996 setvbuf(stdin, NULL, _IONBF, 0);
997 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
998 #endif
999 BIO_set_fp(key,stdin,BIO_NOCLOSE);
1000 }
1001 else
1002 if (BIO_read_filename(key,file) <= 0)
1003 {
1004 BIO_printf(err, "Error opening %s %s\n",
1005 key_descrip, file);
1006 ERR_print_errors(err);
1007 goto end;
1008 }
1009 if (format == FORMAT_ASN1)
1010 {
1011 pkey=d2i_PUBKEY_bio(key, NULL);
1012 }
1013 #ifndef OPENSSL_NO_RSA
1014 else if (format == FORMAT_ASN1RSA)
1015 {
1016 RSA *rsa;
1017 rsa = d2i_RSAPublicKey_bio(key, NULL);
1018 if (rsa)
1019 {
1020 pkey = EVP_PKEY_new();
1021 if (pkey)
1022 EVP_PKEY_set1_RSA(pkey, rsa);
1023 RSA_free(rsa);
1024 }
1025 else
1026 pkey = NULL;
1027 }
1028 else if (format == FORMAT_PEMRSA)
1029 {
1030 RSA *rsa;
1031 rsa = PEM_read_bio_RSAPublicKey(key, NULL,
1032 (pem_password_cb *)password_callback, &cb_data);
1033 if (rsa)
1034 {
1035 pkey = EVP_PKEY_new();
1036 if (pkey)
1037 EVP_PKEY_set1_RSA(pkey, rsa);
1038 RSA_free(rsa);
1039 }
1040 else
1041 pkey = NULL;
1042 }
1043 #endif
1044 else if (format == FORMAT_PEM)
1045 {
1046 pkey=PEM_read_bio_PUBKEY(key,NULL,
1047 (pem_password_cb *)password_callback, &cb_data);
1048 }
1049 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1050 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
1051 pkey = load_netscape_key(err, key, file, key_descrip, format);
1052 #endif
1053 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
1054 else if (format == FORMAT_MSBLOB)
1055 pkey = b2i_PublicKey_bio(key);
1056 #endif
1057 else
1058 {
1059 BIO_printf(err,"bad input format specified for key file\n");
1060 goto end;
1061 }
1062 end:
1063 if (key != NULL) BIO_free(key);
1064 if (pkey == NULL)
1065 BIO_printf(err,"unable to load %s\n", key_descrip);
1066 return(pkey);
1067 }
1068
1069 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1070 static EVP_PKEY *
load_netscape_key(BIO * err,BIO * key,const char * file,const char * key_descrip,int format)1071 load_netscape_key(BIO *err, BIO *key, const char *file,
1072 const char *key_descrip, int format)
1073 {
1074 EVP_PKEY *pkey;
1075 BUF_MEM *buf;
1076 RSA *rsa;
1077 const unsigned char *p;
1078 int size, i;
1079
1080 buf=BUF_MEM_new();
1081 pkey = EVP_PKEY_new();
1082 size = 0;
1083 if (buf == NULL || pkey == NULL)
1084 goto error;
1085 for (;;)
1086 {
1087 if (!BUF_MEM_grow_clean(buf,size+1024*10))
1088 goto error;
1089 i = BIO_read(key, &(buf->data[size]), 1024*10);
1090 size += i;
1091 if (i == 0)
1092 break;
1093 if (i < 0)
1094 {
1095 BIO_printf(err, "Error reading %s %s",
1096 key_descrip, file);
1097 goto error;
1098 }
1099 }
1100 p=(unsigned char *)buf->data;
1101 rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
1102 (format == FORMAT_IISSGC ? 1 : 0));
1103 if (rsa == NULL)
1104 goto error;
1105 BUF_MEM_free(buf);
1106 EVP_PKEY_set1_RSA(pkey, rsa);
1107 return pkey;
1108 error:
1109 BUF_MEM_free(buf);
1110 EVP_PKEY_free(pkey);
1111 return NULL;
1112 }
1113 #endif /* ndef OPENSSL_NO_RC4 */
1114
load_certs_crls(BIO * err,const char * file,int format,const char * pass,ENGINE * e,const char * desc,STACK_OF (X509)** pcerts,STACK_OF (X509_CRL)** pcrls)1115 static int load_certs_crls(BIO *err, const char *file, int format,
1116 const char *pass, ENGINE *e, const char *desc,
1117 STACK_OF(X509) **pcerts, STACK_OF(X509_CRL) **pcrls)
1118 {
1119 int i;
1120 BIO *bio;
1121 STACK_OF(X509_INFO) *xis = NULL;
1122 X509_INFO *xi;
1123 PW_CB_DATA cb_data;
1124 int rv = 0;
1125
1126 cb_data.password = pass;
1127 cb_data.prompt_info = file;
1128
1129 if (format != FORMAT_PEM)
1130 {
1131 BIO_printf(err,"bad input format specified for %s\n", desc);
1132 return 0;
1133 }
1134
1135 if (file == NULL)
1136 bio = BIO_new_fp(stdin,BIO_NOCLOSE);
1137 else
1138 bio = BIO_new_file(file, "r");
1139
1140 if (bio == NULL)
1141 {
1142 BIO_printf(err, "Error opening %s %s\n",
1143 desc, file ? file : "stdin");
1144 ERR_print_errors(err);
1145 return 0;
1146 }
1147
1148 xis = PEM_X509_INFO_read_bio(bio, NULL,
1149 (pem_password_cb *)password_callback, &cb_data);
1150
1151 BIO_free(bio);
1152
1153 if (pcerts)
1154 {
1155 *pcerts = sk_X509_new_null();
1156 if (!*pcerts)
1157 goto end;
1158 }
1159
1160 if (pcrls)
1161 {
1162 *pcrls = sk_X509_CRL_new_null();
1163 if (!*pcrls)
1164 goto end;
1165 }
1166
1167 for(i = 0; i < sk_X509_INFO_num(xis); i++)
1168 {
1169 xi = sk_X509_INFO_value (xis, i);
1170 if (xi->x509 && pcerts)
1171 {
1172 if (!sk_X509_push(*pcerts, xi->x509))
1173 goto end;
1174 xi->x509 = NULL;
1175 }
1176 if (xi->crl && pcrls)
1177 {
1178 if (!sk_X509_CRL_push(*pcrls, xi->crl))
1179 goto end;
1180 xi->crl = NULL;
1181 }
1182 }
1183
1184 if (pcerts && sk_X509_num(*pcerts) > 0)
1185 rv = 1;
1186
1187 if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
1188 rv = 1;
1189
1190 end:
1191
1192 if (xis)
1193 sk_X509_INFO_pop_free(xis, X509_INFO_free);
1194
1195 if (rv == 0)
1196 {
1197 if (pcerts)
1198 {
1199 sk_X509_pop_free(*pcerts, X509_free);
1200 *pcerts = NULL;
1201 }
1202 if (pcrls)
1203 {
1204 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
1205 *pcrls = NULL;
1206 }
1207 BIO_printf(err,"unable to load %s\n",
1208 pcerts ? "certificates" : "CRLs");
1209 ERR_print_errors(err);
1210 }
1211 return rv;
1212 }
1213
STACK_OF(X509)1214 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
1215 const char *pass, ENGINE *e, const char *desc)
1216 {
1217 STACK_OF(X509) *certs;
1218 if (!load_certs_crls(err, file, format, pass, e, desc, &certs, NULL))
1219 return NULL;
1220 return certs;
1221 }
1222
STACK_OF(X509_CRL)1223 STACK_OF(X509_CRL) *load_crls(BIO *err, const char *file, int format,
1224 const char *pass, ENGINE *e, const char *desc)
1225 {
1226 STACK_OF(X509_CRL) *crls;
1227 if (!load_certs_crls(err, file, format, pass, e, desc, NULL, &crls))
1228 return NULL;
1229 return crls;
1230 }
1231
1232 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1233 /* Return error for unknown extensions */
1234 #define X509V3_EXT_DEFAULT 0
1235 /* Print error for unknown extensions */
1236 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1237 /* ASN1 parse unknown extensions */
1238 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1239 /* BIO_dump unknown extensions */
1240 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1241
1242 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1243 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1244
set_cert_ex(unsigned long * flags,const char * arg)1245 int set_cert_ex(unsigned long *flags, const char *arg)
1246 {
1247 static const NAME_EX_TBL cert_tbl[] = {
1248 { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
1249 { "ca_default", X509_FLAG_CA, 0xffffffffl},
1250 { "no_header", X509_FLAG_NO_HEADER, 0},
1251 { "no_version", X509_FLAG_NO_VERSION, 0},
1252 { "no_serial", X509_FLAG_NO_SERIAL, 0},
1253 { "no_signame", X509_FLAG_NO_SIGNAME, 0},
1254 { "no_validity", X509_FLAG_NO_VALIDITY, 0},
1255 { "no_subject", X509_FLAG_NO_SUBJECT, 0},
1256 { "no_issuer", X509_FLAG_NO_ISSUER, 0},
1257 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1258 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1259 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1260 { "no_aux", X509_FLAG_NO_AUX, 0},
1261 { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1262 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1263 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1264 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1265 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1266 { NULL, 0, 0}
1267 };
1268 return set_multi_opts(flags, arg, cert_tbl);
1269 }
1270
set_name_ex(unsigned long * flags,const char * arg)1271 int set_name_ex(unsigned long *flags, const char *arg)
1272 {
1273 static const NAME_EX_TBL ex_tbl[] = {
1274 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1275 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1276 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1277 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1278 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1279 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1280 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1281 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1282 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1283 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1284 { "compat", XN_FLAG_COMPAT, 0xffffffffL},
1285 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1286 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1287 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1288 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1289 { "dn_rev", XN_FLAG_DN_REV, 0},
1290 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1291 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1292 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1293 { "align", XN_FLAG_FN_ALIGN, 0},
1294 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1295 { "space_eq", XN_FLAG_SPC_EQ, 0},
1296 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1297 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1298 { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
1299 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1300 { "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1301 { NULL, 0, 0}
1302 };
1303 return set_multi_opts(flags, arg, ex_tbl);
1304 }
1305
set_ext_copy(int * copy_type,const char * arg)1306 int set_ext_copy(int *copy_type, const char *arg)
1307 {
1308 if (!strcasecmp(arg, "none"))
1309 *copy_type = EXT_COPY_NONE;
1310 else if (!strcasecmp(arg, "copy"))
1311 *copy_type = EXT_COPY_ADD;
1312 else if (!strcasecmp(arg, "copyall"))
1313 *copy_type = EXT_COPY_ALL;
1314 else
1315 return 0;
1316 return 1;
1317 }
1318
copy_extensions(X509 * x,X509_REQ * req,int copy_type)1319 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1320 {
1321 STACK_OF(X509_EXTENSION) *exts = NULL;
1322 X509_EXTENSION *ext, *tmpext;
1323 ASN1_OBJECT *obj;
1324 int i, idx, ret = 0;
1325 if (!x || !req || (copy_type == EXT_COPY_NONE))
1326 return 1;
1327 exts = X509_REQ_get_extensions(req);
1328
1329 for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1330 ext = sk_X509_EXTENSION_value(exts, i);
1331 obj = X509_EXTENSION_get_object(ext);
1332 idx = X509_get_ext_by_OBJ(x, obj, -1);
1333 /* Does extension exist? */
1334 if (idx != -1) {
1335 /* If normal copy don't override existing extension */
1336 if (copy_type == EXT_COPY_ADD)
1337 continue;
1338 /* Delete all extensions of same type */
1339 do {
1340 tmpext = X509_get_ext(x, idx);
1341 X509_delete_ext(x, idx);
1342 X509_EXTENSION_free(tmpext);
1343 idx = X509_get_ext_by_OBJ(x, obj, -1);
1344 } while (idx != -1);
1345 }
1346 if (!X509_add_ext(x, ext, -1))
1347 goto end;
1348 }
1349
1350 ret = 1;
1351
1352 end:
1353
1354 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1355
1356 return ret;
1357 }
1358
1359
1360
1361
set_multi_opts(unsigned long * flags,const char * arg,const NAME_EX_TBL * in_tbl)1362 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1363 {
1364 STACK_OF(CONF_VALUE) *vals;
1365 CONF_VALUE *val;
1366 int i, ret = 1;
1367 if(!arg) return 0;
1368 vals = X509V3_parse_list(arg);
1369 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1370 val = sk_CONF_VALUE_value(vals, i);
1371 if (!set_table_opts(flags, val->name, in_tbl))
1372 ret = 0;
1373 }
1374 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1375 return ret;
1376 }
1377
set_table_opts(unsigned long * flags,const char * arg,const NAME_EX_TBL * in_tbl)1378 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1379 {
1380 char c;
1381 const NAME_EX_TBL *ptbl;
1382 c = arg[0];
1383
1384 if(c == '-') {
1385 c = 0;
1386 arg++;
1387 } else if (c == '+') {
1388 c = 1;
1389 arg++;
1390 } else c = 1;
1391
1392 for(ptbl = in_tbl; ptbl->name; ptbl++) {
1393 if(!strcasecmp(arg, ptbl->name)) {
1394 *flags &= ~ptbl->mask;
1395 if(c) *flags |= ptbl->flag;
1396 else *flags &= ~ptbl->flag;
1397 return 1;
1398 }
1399 }
1400 return 0;
1401 }
1402
print_name(BIO * out,const char * title,X509_NAME * nm,unsigned long lflags)1403 void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags)
1404 {
1405 char *buf;
1406 char mline = 0;
1407 int indent = 0;
1408
1409 if(title) BIO_puts(out, title);
1410 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1411 mline = 1;
1412 indent = 4;
1413 }
1414 if(lflags == XN_FLAG_COMPAT) {
1415 buf = X509_NAME_oneline(nm, 0, 0);
1416 BIO_puts(out, buf);
1417 BIO_puts(out, "\n");
1418 OPENSSL_free(buf);
1419 } else {
1420 if(mline) BIO_puts(out, "\n");
1421 X509_NAME_print_ex(out, nm, indent, lflags);
1422 BIO_puts(out, "\n");
1423 }
1424 }
1425
setup_verify(BIO * bp,char * CAfile,char * CApath)1426 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1427 {
1428 X509_STORE *store;
1429 X509_LOOKUP *lookup;
1430 if(!(store = X509_STORE_new())) goto end;
1431 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
1432 if (lookup == NULL) goto end;
1433 if (CAfile) {
1434 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
1435 BIO_printf(bp, "Error loading file %s\n", CAfile);
1436 goto end;
1437 }
1438 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
1439
1440 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
1441 if (lookup == NULL) goto end;
1442 if (CApath) {
1443 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
1444 BIO_printf(bp, "Error loading directory %s\n", CApath);
1445 goto end;
1446 }
1447 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
1448
1449 ERR_clear_error();
1450 return store;
1451 end:
1452 X509_STORE_free(store);
1453 return NULL;
1454 }
1455
1456 #ifndef OPENSSL_NO_ENGINE
1457 /* Try to load an engine in a shareable library */
try_load_engine(BIO * err,const char * engine,int debug)1458 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
1459 {
1460 ENGINE *e = ENGINE_by_id("dynamic");
1461 if (e)
1462 {
1463 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1464 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
1465 {
1466 ENGINE_free(e);
1467 e = NULL;
1468 }
1469 }
1470 return e;
1471 }
1472
setup_engine(BIO * err,const char * engine,int debug)1473 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
1474 {
1475 ENGINE *e = NULL;
1476
1477 if (engine)
1478 {
1479 if(strcmp(engine, "auto") == 0)
1480 {
1481 BIO_printf(err,"enabling auto ENGINE support\n");
1482 ENGINE_register_all_complete();
1483 return NULL;
1484 }
1485 if((e = ENGINE_by_id(engine)) == NULL
1486 && (e = try_load_engine(err, engine, debug)) == NULL)
1487 {
1488 BIO_printf(err,"invalid engine \"%s\"\n", engine);
1489 ERR_print_errors(err);
1490 return NULL;
1491 }
1492 if (debug)
1493 {
1494 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
1495 0, err, 0);
1496 }
1497 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1498 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
1499 {
1500 BIO_printf(err,"can't use that engine\n");
1501 ERR_print_errors(err);
1502 ENGINE_free(e);
1503 return NULL;
1504 }
1505
1506 BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
1507
1508 /* Free our "structural" reference. */
1509 ENGINE_free(e);
1510 }
1511 return e;
1512 }
1513 #endif
1514
load_config(BIO * err,CONF * cnf)1515 int load_config(BIO *err, CONF *cnf)
1516 {
1517 static int load_config_called = 0;
1518 if (load_config_called)
1519 return 1;
1520 load_config_called = 1;
1521 if (!cnf)
1522 cnf = config;
1523 if (!cnf)
1524 return 1;
1525
1526 OPENSSL_load_builtin_modules();
1527
1528 if (CONF_modules_load(cnf, NULL, 0) <= 0)
1529 {
1530 BIO_printf(err, "Error configuring OpenSSL\n");
1531 ERR_print_errors(err);
1532 return 0;
1533 }
1534 return 1;
1535 }
1536
make_config_name()1537 char *make_config_name()
1538 {
1539 const char *t=X509_get_default_cert_area();
1540 size_t len;
1541 char *p;
1542
1543 len=strlen(t)+strlen(OPENSSL_CONF)+2;
1544 p=OPENSSL_malloc(len);
1545 BUF_strlcpy(p,t,len);
1546 #ifndef OPENSSL_SYS_VMS
1547 BUF_strlcat(p,"/",len);
1548 #endif
1549 BUF_strlcat(p,OPENSSL_CONF,len);
1550
1551 return p;
1552 }
1553
index_serial_hash(const OPENSSL_CSTRING * a)1554 static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
1555 {
1556 const char *n;
1557
1558 n=a[DB_serial];
1559 while (*n == '0') n++;
1560 return(lh_strhash(n));
1561 }
1562
index_serial_cmp(const OPENSSL_CSTRING * a,const OPENSSL_CSTRING * b)1563 static int index_serial_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1564 {
1565 const char *aa,*bb;
1566
1567 for (aa=a[DB_serial]; *aa == '0'; aa++);
1568 for (bb=b[DB_serial]; *bb == '0'; bb++);
1569 return(strcmp(aa,bb));
1570 }
1571
index_name_qual(char ** a)1572 static int index_name_qual(char **a)
1573 { return(a[0][0] == 'V'); }
1574
index_name_hash(const OPENSSL_CSTRING * a)1575 static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
1576 { return(lh_strhash(a[DB_name])); }
1577
index_name_cmp(const OPENSSL_CSTRING * a,const OPENSSL_CSTRING * b)1578 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1579 { return(strcmp(a[DB_name], b[DB_name])); }
1580
IMPLEMENT_LHASH_HASH_FN(index_serial,OPENSSL_CSTRING)1581 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1582 static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1583 static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1584 static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
1585
1586 #undef BSIZE
1587 #define BSIZE 256
1588
1589 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1590 {
1591 BIO *in=NULL;
1592 BIGNUM *ret=NULL;
1593 MS_STATIC char buf[1024];
1594 ASN1_INTEGER *ai=NULL;
1595
1596 ai=ASN1_INTEGER_new();
1597 if (ai == NULL) goto err;
1598
1599 if ((in=BIO_new(BIO_s_file())) == NULL)
1600 {
1601 ERR_print_errors(bio_err);
1602 goto err;
1603 }
1604
1605 if (BIO_read_filename(in,serialfile) <= 0)
1606 {
1607 if (!create)
1608 {
1609 perror(serialfile);
1610 goto err;
1611 }
1612 else
1613 {
1614 ret=BN_new();
1615 if (ret == NULL || !rand_serial(ret, ai))
1616 BIO_printf(bio_err, "Out of memory\n");
1617 }
1618 }
1619 else
1620 {
1621 if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1622 {
1623 BIO_printf(bio_err,"unable to load number from %s\n",
1624 serialfile);
1625 goto err;
1626 }
1627 ret=ASN1_INTEGER_to_BN(ai,NULL);
1628 if (ret == NULL)
1629 {
1630 BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
1631 goto err;
1632 }
1633 }
1634
1635 if (ret && retai)
1636 {
1637 *retai = ai;
1638 ai = NULL;
1639 }
1640 err:
1641 if (in != NULL) BIO_free(in);
1642 if (ai != NULL) ASN1_INTEGER_free(ai);
1643 return(ret);
1644 }
1645
save_serial(char * serialfile,char * suffix,BIGNUM * serial,ASN1_INTEGER ** retai)1646 int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
1647 {
1648 char buf[1][BSIZE];
1649 BIO *out = NULL;
1650 int ret=0;
1651 ASN1_INTEGER *ai=NULL;
1652 int j;
1653
1654 if (suffix == NULL)
1655 j = strlen(serialfile);
1656 else
1657 j = strlen(serialfile) + strlen(suffix) + 1;
1658 if (j >= BSIZE)
1659 {
1660 BIO_printf(bio_err,"file name too long\n");
1661 goto err;
1662 }
1663
1664 if (suffix == NULL)
1665 BUF_strlcpy(buf[0], serialfile, BSIZE);
1666 else
1667 {
1668 #ifndef OPENSSL_SYS_VMS
1669 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1670 #else
1671 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1672 #endif
1673 }
1674 #ifdef RL_DEBUG
1675 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1676 #endif
1677 out=BIO_new(BIO_s_file());
1678 if (out == NULL)
1679 {
1680 ERR_print_errors(bio_err);
1681 goto err;
1682 }
1683 if (BIO_write_filename(out,buf[0]) <= 0)
1684 {
1685 perror(serialfile);
1686 goto err;
1687 }
1688
1689 if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1690 {
1691 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1692 goto err;
1693 }
1694 i2a_ASN1_INTEGER(out,ai);
1695 BIO_puts(out,"\n");
1696 ret=1;
1697 if (retai)
1698 {
1699 *retai = ai;
1700 ai = NULL;
1701 }
1702 err:
1703 if (out != NULL) BIO_free_all(out);
1704 if (ai != NULL) ASN1_INTEGER_free(ai);
1705 return(ret);
1706 }
1707
rotate_serial(char * serialfile,char * new_suffix,char * old_suffix)1708 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1709 {
1710 char buf[5][BSIZE];
1711 int i,j;
1712
1713 i = strlen(serialfile) + strlen(old_suffix);
1714 j = strlen(serialfile) + strlen(new_suffix);
1715 if (i > j) j = i;
1716 if (j + 1 >= BSIZE)
1717 {
1718 BIO_printf(bio_err,"file name too long\n");
1719 goto err;
1720 }
1721
1722 #ifndef OPENSSL_SYS_VMS
1723 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1724 serialfile, new_suffix);
1725 #else
1726 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1727 serialfile, new_suffix);
1728 #endif
1729 #ifndef OPENSSL_SYS_VMS
1730 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1731 serialfile, old_suffix);
1732 #else
1733 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1734 serialfile, old_suffix);
1735 #endif
1736 #ifdef RL_DEBUG
1737 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1738 serialfile, buf[1]);
1739 #endif
1740 if (rename(serialfile,buf[1]) < 0 && errno != ENOENT
1741 #ifdef ENOTDIR
1742 && errno != ENOTDIR
1743 #endif
1744 ) {
1745 BIO_printf(bio_err,
1746 "unable to rename %s to %s\n",
1747 serialfile, buf[1]);
1748 perror("reason");
1749 goto err;
1750 }
1751 #ifdef RL_DEBUG
1752 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1753 buf[0],serialfile);
1754 #endif
1755 if (rename(buf[0],serialfile) < 0)
1756 {
1757 BIO_printf(bio_err,
1758 "unable to rename %s to %s\n",
1759 buf[0],serialfile);
1760 perror("reason");
1761 rename(buf[1],serialfile);
1762 goto err;
1763 }
1764 return 1;
1765 err:
1766 return 0;
1767 }
1768
rand_serial(BIGNUM * b,ASN1_INTEGER * ai)1769 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1770 {
1771 BIGNUM *btmp;
1772 int ret = 0;
1773 if (b)
1774 btmp = b;
1775 else
1776 btmp = BN_new();
1777
1778 if (!btmp)
1779 return 0;
1780
1781 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1782 goto error;
1783 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1784 goto error;
1785
1786 ret = 1;
1787
1788 error:
1789
1790 if (!b)
1791 BN_free(btmp);
1792
1793 return ret;
1794 }
1795
load_index(char * dbfile,DB_ATTR * db_attr)1796 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1797 {
1798 CA_DB *retdb = NULL;
1799 TXT_DB *tmpdb = NULL;
1800 BIO *in = BIO_new(BIO_s_file());
1801 CONF *dbattr_conf = NULL;
1802 char buf[1][BSIZE];
1803 long errorline= -1;
1804
1805 if (in == NULL)
1806 {
1807 ERR_print_errors(bio_err);
1808 goto err;
1809 }
1810 if (BIO_read_filename(in,dbfile) <= 0)
1811 {
1812 perror(dbfile);
1813 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1814 goto err;
1815 }
1816 if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
1817 goto err;
1818
1819 #ifndef OPENSSL_SYS_VMS
1820 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
1821 #else
1822 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1823 #endif
1824 dbattr_conf = NCONF_new(NULL);
1825 if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
1826 {
1827 if (errorline > 0)
1828 {
1829 BIO_printf(bio_err,
1830 "error on line %ld of db attribute file '%s'\n"
1831 ,errorline,buf[0]);
1832 goto err;
1833 }
1834 else
1835 {
1836 NCONF_free(dbattr_conf);
1837 dbattr_conf = NULL;
1838 }
1839 }
1840
1841 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
1842 {
1843 fprintf(stderr, "Out of memory\n");
1844 goto err;
1845 }
1846
1847 retdb->db = tmpdb;
1848 tmpdb = NULL;
1849 if (db_attr)
1850 retdb->attributes = *db_attr;
1851 else
1852 {
1853 retdb->attributes.unique_subject = 1;
1854 }
1855
1856 if (dbattr_conf)
1857 {
1858 char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
1859 if (p)
1860 {
1861 #ifdef RL_DEBUG
1862 BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1863 #endif
1864 retdb->attributes.unique_subject = parse_yesno(p,1);
1865 }
1866 }
1867
1868 err:
1869 if (dbattr_conf) NCONF_free(dbattr_conf);
1870 if (tmpdb) TXT_DB_free(tmpdb);
1871 if (in) BIO_free_all(in);
1872 return retdb;
1873 }
1874
index_index(CA_DB * db)1875 int index_index(CA_DB *db)
1876 {
1877 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1878 LHASH_HASH_FN(index_serial),
1879 LHASH_COMP_FN(index_serial)))
1880 {
1881 BIO_printf(bio_err,
1882 "error creating serial number index:(%ld,%ld,%ld)\n",
1883 db->db->error,db->db->arg1,db->db->arg2);
1884 return 0;
1885 }
1886
1887 if (db->attributes.unique_subject
1888 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1889 LHASH_HASH_FN(index_name),
1890 LHASH_COMP_FN(index_name)))
1891 {
1892 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
1893 db->db->error,db->db->arg1,db->db->arg2);
1894 return 0;
1895 }
1896 return 1;
1897 }
1898
save_index(const char * dbfile,const char * suffix,CA_DB * db)1899 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1900 {
1901 char buf[3][BSIZE];
1902 BIO *out = BIO_new(BIO_s_file());
1903 int j;
1904
1905 if (out == NULL)
1906 {
1907 ERR_print_errors(bio_err);
1908 goto err;
1909 }
1910
1911 j = strlen(dbfile) + strlen(suffix);
1912 if (j + 6 >= BSIZE)
1913 {
1914 BIO_printf(bio_err,"file name too long\n");
1915 goto err;
1916 }
1917
1918 #ifndef OPENSSL_SYS_VMS
1919 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1920 #else
1921 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1922 #endif
1923 #ifndef OPENSSL_SYS_VMS
1924 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1925 #else
1926 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1927 #endif
1928 #ifndef OPENSSL_SYS_VMS
1929 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1930 #else
1931 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1932 #endif
1933 #ifdef RL_DEBUG
1934 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1935 #endif
1936 if (BIO_write_filename(out,buf[0]) <= 0)
1937 {
1938 perror(dbfile);
1939 BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
1940 goto err;
1941 }
1942 j=TXT_DB_write(out,db->db);
1943 if (j <= 0) goto err;
1944
1945 BIO_free(out);
1946
1947 out = BIO_new(BIO_s_file());
1948 #ifdef RL_DEBUG
1949 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1950 #endif
1951 if (BIO_write_filename(out,buf[1]) <= 0)
1952 {
1953 perror(buf[2]);
1954 BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
1955 goto err;
1956 }
1957 BIO_printf(out,"unique_subject = %s\n",
1958 db->attributes.unique_subject ? "yes" : "no");
1959 BIO_free(out);
1960
1961 return 1;
1962 err:
1963 return 0;
1964 }
1965
rotate_index(const char * dbfile,const char * new_suffix,const char * old_suffix)1966 int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix)
1967 {
1968 char buf[5][BSIZE];
1969 int i,j;
1970
1971 i = strlen(dbfile) + strlen(old_suffix);
1972 j = strlen(dbfile) + strlen(new_suffix);
1973 if (i > j) j = i;
1974 if (j + 6 >= BSIZE)
1975 {
1976 BIO_printf(bio_err,"file name too long\n");
1977 goto err;
1978 }
1979
1980 #ifndef OPENSSL_SYS_VMS
1981 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
1982 #else
1983 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
1984 #endif
1985 #ifndef OPENSSL_SYS_VMS
1986 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
1987 dbfile, new_suffix);
1988 #else
1989 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
1990 dbfile, new_suffix);
1991 #endif
1992 #ifndef OPENSSL_SYS_VMS
1993 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1994 dbfile, new_suffix);
1995 #else
1996 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1997 dbfile, new_suffix);
1998 #endif
1999 #ifndef OPENSSL_SYS_VMS
2000 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
2001 dbfile, old_suffix);
2002 #else
2003 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
2004 dbfile, old_suffix);
2005 #endif
2006 #ifndef OPENSSL_SYS_VMS
2007 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
2008 dbfile, old_suffix);
2009 #else
2010 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
2011 dbfile, old_suffix);
2012 #endif
2013 #ifdef RL_DEBUG
2014 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2015 dbfile, buf[1]);
2016 #endif
2017 if (rename(dbfile,buf[1]) < 0 && errno != ENOENT
2018 #ifdef ENOTDIR
2019 && errno != ENOTDIR
2020 #endif
2021 ) {
2022 BIO_printf(bio_err,
2023 "unable to rename %s to %s\n",
2024 dbfile, buf[1]);
2025 perror("reason");
2026 goto err;
2027 }
2028 #ifdef RL_DEBUG
2029 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2030 buf[0],dbfile);
2031 #endif
2032 if (rename(buf[0],dbfile) < 0)
2033 {
2034 BIO_printf(bio_err,
2035 "unable to rename %s to %s\n",
2036 buf[0],dbfile);
2037 perror("reason");
2038 rename(buf[1],dbfile);
2039 goto err;
2040 }
2041 #ifdef RL_DEBUG
2042 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2043 buf[4],buf[3]);
2044 #endif
2045 if (rename(buf[4],buf[3]) < 0 && errno != ENOENT
2046 #ifdef ENOTDIR
2047 && errno != ENOTDIR
2048 #endif
2049 ) {
2050 BIO_printf(bio_err,
2051 "unable to rename %s to %s\n",
2052 buf[4], buf[3]);
2053 perror("reason");
2054 rename(dbfile,buf[0]);
2055 rename(buf[1],dbfile);
2056 goto err;
2057 }
2058 #ifdef RL_DEBUG
2059 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2060 buf[2],buf[4]);
2061 #endif
2062 if (rename(buf[2],buf[4]) < 0)
2063 {
2064 BIO_printf(bio_err,
2065 "unable to rename %s to %s\n",
2066 buf[2],buf[4]);
2067 perror("reason");
2068 rename(buf[3],buf[4]);
2069 rename(dbfile,buf[0]);
2070 rename(buf[1],dbfile);
2071 goto err;
2072 }
2073 return 1;
2074 err:
2075 return 0;
2076 }
2077
free_index(CA_DB * db)2078 void free_index(CA_DB *db)
2079 {
2080 if (db)
2081 {
2082 if (db->db) TXT_DB_free(db->db);
2083 OPENSSL_free(db);
2084 }
2085 }
2086
parse_yesno(const char * str,int def)2087 int parse_yesno(const char *str, int def)
2088 {
2089 int ret = def;
2090 if (str)
2091 {
2092 switch (*str)
2093 {
2094 case 'f': /* false */
2095 case 'F': /* FALSE */
2096 case 'n': /* no */
2097 case 'N': /* NO */
2098 case '0': /* 0 */
2099 ret = 0;
2100 break;
2101 case 't': /* true */
2102 case 'T': /* TRUE */
2103 case 'y': /* yes */
2104 case 'Y': /* YES */
2105 case '1': /* 1 */
2106 ret = 1;
2107 break;
2108 default:
2109 ret = def;
2110 break;
2111 }
2112 }
2113 return ret;
2114 }
2115
2116 /*
2117 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
2118 * where characters may be escaped by \
2119 */
parse_name(char * subject,long chtype,int multirdn)2120 X509_NAME *parse_name(char *subject, long chtype, int multirdn)
2121 {
2122 size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
2123 char *buf = OPENSSL_malloc(buflen);
2124 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
2125 char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
2126 char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
2127 int *mval = OPENSSL_malloc (max_ne * sizeof (int));
2128
2129 char *sp = subject, *bp = buf;
2130 int i, ne_num = 0;
2131
2132 X509_NAME *n = NULL;
2133 int nid;
2134
2135 if (!buf || !ne_types || !ne_values || !mval)
2136 {
2137 BIO_printf(bio_err, "malloc error\n");
2138 goto error;
2139 }
2140
2141 if (*subject != '/')
2142 {
2143 BIO_printf(bio_err, "Subject does not start with '/'.\n");
2144 goto error;
2145 }
2146 sp++; /* skip leading / */
2147
2148 /* no multivalued RDN by default */
2149 mval[ne_num] = 0;
2150
2151 while (*sp)
2152 {
2153 /* collect type */
2154 ne_types[ne_num] = bp;
2155 while (*sp)
2156 {
2157 if (*sp == '\\') /* is there anything to escape in the type...? */
2158 {
2159 if (*++sp)
2160 *bp++ = *sp++;
2161 else
2162 {
2163 BIO_printf(bio_err, "escape character at end of string\n");
2164 goto error;
2165 }
2166 }
2167 else if (*sp == '=')
2168 {
2169 sp++;
2170 *bp++ = '\0';
2171 break;
2172 }
2173 else
2174 *bp++ = *sp++;
2175 }
2176 if (!*sp)
2177 {
2178 BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
2179 goto error;
2180 }
2181 ne_values[ne_num] = bp;
2182 while (*sp)
2183 {
2184 if (*sp == '\\')
2185 {
2186 if (*++sp)
2187 *bp++ = *sp++;
2188 else
2189 {
2190 BIO_printf(bio_err, "escape character at end of string\n");
2191 goto error;
2192 }
2193 }
2194 else if (*sp == '/')
2195 {
2196 sp++;
2197 /* no multivalued RDN by default */
2198 mval[ne_num+1] = 0;
2199 break;
2200 }
2201 else if (*sp == '+' && multirdn)
2202 {
2203 /* a not escaped + signals a mutlivalued RDN */
2204 sp++;
2205 mval[ne_num+1] = -1;
2206 break;
2207 }
2208 else
2209 *bp++ = *sp++;
2210 }
2211 *bp++ = '\0';
2212 ne_num++;
2213 }
2214
2215 if (!(n = X509_NAME_new()))
2216 goto error;
2217
2218 for (i = 0; i < ne_num; i++)
2219 {
2220 if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
2221 {
2222 BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
2223 continue;
2224 }
2225
2226 if (!*ne_values[i])
2227 {
2228 BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
2229 continue;
2230 }
2231
2232 if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i]))
2233 goto error;
2234 }
2235
2236 OPENSSL_free(ne_values);
2237 OPENSSL_free(ne_types);
2238 OPENSSL_free(buf);
2239 OPENSSL_free(mval);
2240 return n;
2241
2242 error:
2243 X509_NAME_free(n);
2244 if (ne_values)
2245 OPENSSL_free(ne_values);
2246 if (ne_types)
2247 OPENSSL_free(ne_types);
2248 if (mval)
2249 OPENSSL_free(mval);
2250 if (buf)
2251 OPENSSL_free(buf);
2252 return NULL;
2253 }
2254
args_verify(char *** pargs,int * pargc,int * badarg,BIO * err,X509_VERIFY_PARAM ** pm)2255 int args_verify(char ***pargs, int *pargc,
2256 int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
2257 {
2258 ASN1_OBJECT *otmp = NULL;
2259 unsigned long flags = 0;
2260 int i;
2261 int purpose = 0, depth = -1;
2262 char **oldargs = *pargs;
2263 char *arg = **pargs, *argn = (*pargs)[1];
2264 time_t at_time = 0;
2265 if (!strcmp(arg, "-policy"))
2266 {
2267 if (!argn)
2268 *badarg = 1;
2269 else
2270 {
2271 otmp = OBJ_txt2obj(argn, 0);
2272 if (!otmp)
2273 {
2274 BIO_printf(err, "Invalid Policy \"%s\"\n",
2275 argn);
2276 *badarg = 1;
2277 }
2278 }
2279 (*pargs)++;
2280 }
2281 else if (strcmp(arg,"-purpose") == 0)
2282 {
2283 X509_PURPOSE *xptmp;
2284 if (!argn)
2285 *badarg = 1;
2286 else
2287 {
2288 i = X509_PURPOSE_get_by_sname(argn);
2289 if(i < 0)
2290 {
2291 BIO_printf(err, "unrecognized purpose\n");
2292 *badarg = 1;
2293 }
2294 else
2295 {
2296 xptmp = X509_PURPOSE_get0(i);
2297 purpose = X509_PURPOSE_get_id(xptmp);
2298 }
2299 }
2300 (*pargs)++;
2301 }
2302 else if (strcmp(arg,"-verify_depth") == 0)
2303 {
2304 if (!argn)
2305 *badarg = 1;
2306 else
2307 {
2308 depth = atoi(argn);
2309 if(depth < 0)
2310 {
2311 BIO_printf(err, "invalid depth\n");
2312 *badarg = 1;
2313 }
2314 }
2315 (*pargs)++;
2316 }
2317 else if (strcmp(arg,"-attime") == 0)
2318 {
2319 if (!argn)
2320 *badarg = 1;
2321 else
2322 {
2323 long timestamp;
2324 /* interpret the -attime argument as seconds since
2325 * Epoch */
2326 if (sscanf(argn, "%li", ×tamp) != 1)
2327 {
2328 BIO_printf(bio_err,
2329 "Error parsing timestamp %s\n",
2330 argn);
2331 *badarg = 1;
2332 }
2333 /* on some platforms time_t may be a float */
2334 at_time = (time_t) timestamp;
2335 }
2336 (*pargs)++;
2337 }
2338 else if (!strcmp(arg, "-ignore_critical"))
2339 flags |= X509_V_FLAG_IGNORE_CRITICAL;
2340 else if (!strcmp(arg, "-issuer_checks"))
2341 flags |= X509_V_FLAG_CB_ISSUER_CHECK;
2342 else if (!strcmp(arg, "-crl_check"))
2343 flags |= X509_V_FLAG_CRL_CHECK;
2344 else if (!strcmp(arg, "-crl_check_all"))
2345 flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
2346 else if (!strcmp(arg, "-policy_check"))
2347 flags |= X509_V_FLAG_POLICY_CHECK;
2348 else if (!strcmp(arg, "-explicit_policy"))
2349 flags |= X509_V_FLAG_EXPLICIT_POLICY;
2350 else if (!strcmp(arg, "-inhibit_any"))
2351 flags |= X509_V_FLAG_INHIBIT_ANY;
2352 else if (!strcmp(arg, "-inhibit_map"))
2353 flags |= X509_V_FLAG_INHIBIT_MAP;
2354 else if (!strcmp(arg, "-x509_strict"))
2355 flags |= X509_V_FLAG_X509_STRICT;
2356 else if (!strcmp(arg, "-extended_crl"))
2357 flags |= X509_V_FLAG_EXTENDED_CRL_SUPPORT;
2358 else if (!strcmp(arg, "-use_deltas"))
2359 flags |= X509_V_FLAG_USE_DELTAS;
2360 else if (!strcmp(arg, "-policy_print"))
2361 flags |= X509_V_FLAG_NOTIFY_POLICY;
2362 else if (!strcmp(arg, "-check_ss_sig"))
2363 flags |= X509_V_FLAG_CHECK_SS_SIGNATURE;
2364 else
2365 return 0;
2366
2367 if (*badarg)
2368 {
2369 if (*pm)
2370 X509_VERIFY_PARAM_free(*pm);
2371 *pm = NULL;
2372 goto end;
2373 }
2374
2375 if (!*pm && !(*pm = X509_VERIFY_PARAM_new()))
2376 {
2377 *badarg = 1;
2378 goto end;
2379 }
2380
2381 if (otmp)
2382 X509_VERIFY_PARAM_add0_policy(*pm, otmp);
2383 if (flags)
2384 X509_VERIFY_PARAM_set_flags(*pm, flags);
2385
2386 if (purpose)
2387 X509_VERIFY_PARAM_set_purpose(*pm, purpose);
2388
2389 if (depth >= 0)
2390 X509_VERIFY_PARAM_set_depth(*pm, depth);
2391
2392 if (at_time)
2393 X509_VERIFY_PARAM_set_time(*pm, at_time);
2394
2395 end:
2396
2397 (*pargs)++;
2398
2399 if (pargc)
2400 *pargc -= *pargs - oldargs;
2401
2402 return 1;
2403
2404 }
2405
2406 /* Read whole contents of a BIO into an allocated memory buffer and
2407 * return it.
2408 */
2409
bio_to_mem(unsigned char ** out,int maxlen,BIO * in)2410 int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
2411 {
2412 BIO *mem;
2413 int len, ret;
2414 unsigned char tbuf[1024];
2415 mem = BIO_new(BIO_s_mem());
2416 if (!mem)
2417 return -1;
2418 for(;;)
2419 {
2420 if ((maxlen != -1) && maxlen < 1024)
2421 len = maxlen;
2422 else
2423 len = 1024;
2424 len = BIO_read(in, tbuf, len);
2425 if (len <= 0)
2426 break;
2427 if (BIO_write(mem, tbuf, len) != len)
2428 {
2429 BIO_free(mem);
2430 return -1;
2431 }
2432 maxlen -= len;
2433
2434 if (maxlen == 0)
2435 break;
2436 }
2437 ret = BIO_get_mem_data(mem, (char **)out);
2438 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
2439 BIO_free(mem);
2440 return ret;
2441 }
2442
pkey_ctrl_string(EVP_PKEY_CTX * ctx,char * value)2443 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
2444 {
2445 int rv;
2446 char *stmp, *vtmp = NULL;
2447 stmp = BUF_strdup(value);
2448 if (!stmp)
2449 return -1;
2450 vtmp = strchr(stmp, ':');
2451 if (vtmp)
2452 {
2453 *vtmp = 0;
2454 vtmp++;
2455 }
2456 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
2457 OPENSSL_free(stmp);
2458 return rv;
2459 }
2460
nodes_print(BIO * out,const char * name,STACK_OF (X509_POLICY_NODE)* nodes)2461 static void nodes_print(BIO *out, const char *name,
2462 STACK_OF(X509_POLICY_NODE) *nodes)
2463 {
2464 X509_POLICY_NODE *node;
2465 int i;
2466 BIO_printf(out, "%s Policies:", name);
2467 if (nodes)
2468 {
2469 BIO_puts(out, "\n");
2470 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++)
2471 {
2472 node = sk_X509_POLICY_NODE_value(nodes, i);
2473 X509_POLICY_NODE_print(out, node, 2);
2474 }
2475 }
2476 else
2477 BIO_puts(out, " <empty>\n");
2478 }
2479
policies_print(BIO * out,X509_STORE_CTX * ctx)2480 void policies_print(BIO *out, X509_STORE_CTX *ctx)
2481 {
2482 X509_POLICY_TREE *tree;
2483 int explicit_policy;
2484 int free_out = 0;
2485 if (out == NULL)
2486 {
2487 out = BIO_new_fp(stderr, BIO_NOCLOSE);
2488 free_out = 1;
2489 }
2490 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2491 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2492
2493 BIO_printf(out, "Require explicit Policy: %s\n",
2494 explicit_policy ? "True" : "False");
2495
2496 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
2497 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
2498 if (free_out)
2499 BIO_free(out);
2500 }
2501
2502 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
2503
jpake_init(const char * us,const char * them,const char * secret)2504 static JPAKE_CTX *jpake_init(const char *us, const char *them,
2505 const char *secret)
2506 {
2507 BIGNUM *p = NULL;
2508 BIGNUM *g = NULL;
2509 BIGNUM *q = NULL;
2510 BIGNUM *bnsecret = BN_new();
2511 JPAKE_CTX *ctx;
2512
2513 /* Use a safe prime for p (that we found earlier) */
2514 BN_hex2bn(&p, "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
2515 g = BN_new();
2516 BN_set_word(g, 2);
2517 q = BN_new();
2518 BN_rshift1(q, p);
2519
2520 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
2521
2522 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
2523 BN_free(bnsecret);
2524 BN_free(q);
2525 BN_free(g);
2526 BN_free(p);
2527
2528 return ctx;
2529 }
2530
jpake_send_part(BIO * conn,const JPAKE_STEP_PART * p)2531 static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
2532 {
2533 BN_print(conn, p->gx);
2534 BIO_puts(conn, "\n");
2535 BN_print(conn, p->zkpx.gr);
2536 BIO_puts(conn, "\n");
2537 BN_print(conn, p->zkpx.b);
2538 BIO_puts(conn, "\n");
2539 }
2540
jpake_send_step1(BIO * bconn,JPAKE_CTX * ctx)2541 static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
2542 {
2543 JPAKE_STEP1 s1;
2544
2545 JPAKE_STEP1_init(&s1);
2546 JPAKE_STEP1_generate(&s1, ctx);
2547 jpake_send_part(bconn, &s1.p1);
2548 jpake_send_part(bconn, &s1.p2);
2549 (void)BIO_flush(bconn);
2550 JPAKE_STEP1_release(&s1);
2551 }
2552
jpake_send_step2(BIO * bconn,JPAKE_CTX * ctx)2553 static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
2554 {
2555 JPAKE_STEP2 s2;
2556
2557 JPAKE_STEP2_init(&s2);
2558 JPAKE_STEP2_generate(&s2, ctx);
2559 jpake_send_part(bconn, &s2);
2560 (void)BIO_flush(bconn);
2561 JPAKE_STEP2_release(&s2);
2562 }
2563
jpake_send_step3a(BIO * bconn,JPAKE_CTX * ctx)2564 static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
2565 {
2566 JPAKE_STEP3A s3a;
2567
2568 JPAKE_STEP3A_init(&s3a);
2569 JPAKE_STEP3A_generate(&s3a, ctx);
2570 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2571 (void)BIO_flush(bconn);
2572 JPAKE_STEP3A_release(&s3a);
2573 }
2574
jpake_send_step3b(BIO * bconn,JPAKE_CTX * ctx)2575 static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
2576 {
2577 JPAKE_STEP3B s3b;
2578
2579 JPAKE_STEP3B_init(&s3b);
2580 JPAKE_STEP3B_generate(&s3b, ctx);
2581 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2582 (void)BIO_flush(bconn);
2583 JPAKE_STEP3B_release(&s3b);
2584 }
2585
readbn(BIGNUM ** bn,BIO * bconn)2586 static void readbn(BIGNUM **bn, BIO *bconn)
2587 {
2588 char buf[10240];
2589 int l;
2590
2591 l = BIO_gets(bconn, buf, sizeof buf);
2592 assert(l > 0);
2593 assert(buf[l-1] == '\n');
2594 buf[l-1] = '\0';
2595 BN_hex2bn(bn, buf);
2596 }
2597
jpake_receive_part(JPAKE_STEP_PART * p,BIO * bconn)2598 static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
2599 {
2600 readbn(&p->gx, bconn);
2601 readbn(&p->zkpx.gr, bconn);
2602 readbn(&p->zkpx.b, bconn);
2603 }
2604
jpake_receive_step1(JPAKE_CTX * ctx,BIO * bconn)2605 static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
2606 {
2607 JPAKE_STEP1 s1;
2608
2609 JPAKE_STEP1_init(&s1);
2610 jpake_receive_part(&s1.p1, bconn);
2611 jpake_receive_part(&s1.p2, bconn);
2612 if(!JPAKE_STEP1_process(ctx, &s1))
2613 {
2614 ERR_print_errors(bio_err);
2615 exit(1);
2616 }
2617 JPAKE_STEP1_release(&s1);
2618 }
2619
jpake_receive_step2(JPAKE_CTX * ctx,BIO * bconn)2620 static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
2621 {
2622 JPAKE_STEP2 s2;
2623
2624 JPAKE_STEP2_init(&s2);
2625 jpake_receive_part(&s2, bconn);
2626 if(!JPAKE_STEP2_process(ctx, &s2))
2627 {
2628 ERR_print_errors(bio_err);
2629 exit(1);
2630 }
2631 JPAKE_STEP2_release(&s2);
2632 }
2633
jpake_receive_step3a(JPAKE_CTX * ctx,BIO * bconn)2634 static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
2635 {
2636 JPAKE_STEP3A s3a;
2637 int l;
2638
2639 JPAKE_STEP3A_init(&s3a);
2640 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2641 assert(l == sizeof s3a.hhk);
2642 if(!JPAKE_STEP3A_process(ctx, &s3a))
2643 {
2644 ERR_print_errors(bio_err);
2645 exit(1);
2646 }
2647 JPAKE_STEP3A_release(&s3a);
2648 }
2649
jpake_receive_step3b(JPAKE_CTX * ctx,BIO * bconn)2650 static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
2651 {
2652 JPAKE_STEP3B s3b;
2653 int l;
2654
2655 JPAKE_STEP3B_init(&s3b);
2656 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2657 assert(l == sizeof s3b.hk);
2658 if(!JPAKE_STEP3B_process(ctx, &s3b))
2659 {
2660 ERR_print_errors(bio_err);
2661 exit(1);
2662 }
2663 JPAKE_STEP3B_release(&s3b);
2664 }
2665
jpake_client_auth(BIO * out,BIO * conn,const char * secret)2666 void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
2667 {
2668 JPAKE_CTX *ctx;
2669 BIO *bconn;
2670
2671 BIO_puts(out, "Authenticating with JPAKE\n");
2672
2673 ctx = jpake_init("client", "server", secret);
2674
2675 bconn = BIO_new(BIO_f_buffer());
2676 BIO_push(bconn, conn);
2677
2678 jpake_send_step1(bconn, ctx);
2679 jpake_receive_step1(ctx, bconn);
2680 jpake_send_step2(bconn, ctx);
2681 jpake_receive_step2(ctx, bconn);
2682 jpake_send_step3a(bconn, ctx);
2683 jpake_receive_step3b(ctx, bconn);
2684
2685 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2686
2687 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2688
2689 BIO_pop(bconn);
2690 BIO_free(bconn);
2691
2692 JPAKE_CTX_free(ctx);
2693 }
2694
jpake_server_auth(BIO * out,BIO * conn,const char * secret)2695 void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
2696 {
2697 JPAKE_CTX *ctx;
2698 BIO *bconn;
2699
2700 BIO_puts(out, "Authenticating with JPAKE\n");
2701
2702 ctx = jpake_init("server", "client", secret);
2703
2704 bconn = BIO_new(BIO_f_buffer());
2705 BIO_push(bconn, conn);
2706
2707 jpake_receive_step1(ctx, bconn);
2708 jpake_send_step1(bconn, ctx);
2709 jpake_receive_step2(ctx, bconn);
2710 jpake_send_step2(bconn, ctx);
2711 jpake_receive_step3a(ctx, bconn);
2712 jpake_send_step3b(bconn, ctx);
2713
2714 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2715
2716 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2717
2718 BIO_pop(bconn);
2719 BIO_free(bconn);
2720
2721 JPAKE_CTX_free(ctx);
2722 }
2723
2724 #endif
2725
2726 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2727 /* next_protos_parse parses a comma separated list of strings into a string
2728 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2729 * outlen: (output) set to the length of the resulting buffer on success.
2730 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2731 * in: a NUL termianted string like "abc,def,ghi"
2732 *
2733 * returns: a malloced buffer or NULL on failure.
2734 */
next_protos_parse(unsigned short * outlen,const char * in)2735 unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
2736 {
2737 size_t len;
2738 unsigned char *out;
2739 size_t i, start = 0;
2740
2741 len = strlen(in);
2742 if (len >= 65535)
2743 return NULL;
2744
2745 out = OPENSSL_malloc(strlen(in) + 1);
2746 if (!out)
2747 return NULL;
2748
2749 for (i = 0; i <= len; ++i)
2750 {
2751 if (i == len || in[i] == ',')
2752 {
2753 if (i - start > 255)
2754 {
2755 OPENSSL_free(out);
2756 return NULL;
2757 }
2758 out[start] = i - start;
2759 start = i + 1;
2760 }
2761 else
2762 out[i+1] = in[i];
2763 }
2764
2765 *outlen = len + 1;
2766 return out;
2767 }
2768 #endif /* !OPENSSL_NO_TLSEXT && !OPENSSL_NO_NEXTPROTONEG */
2769
2770 /*
2771 * Platform-specific sections
2772 */
2773 #if defined(_WIN32)
2774 # ifdef fileno
2775 # undef fileno
2776 # define fileno(a) (int)_fileno(a)
2777 # endif
2778
2779 # include <windows.h>
2780 # include <tchar.h>
2781
WIN32_rename(const char * from,const char * to)2782 static int WIN32_rename(const char *from, const char *to)
2783 {
2784 TCHAR *tfrom=NULL,*tto;
2785 DWORD err;
2786 int ret=0;
2787
2788 if (sizeof(TCHAR) == 1)
2789 {
2790 tfrom = (TCHAR *)from;
2791 tto = (TCHAR *)to;
2792 }
2793 else /* UNICODE path */
2794 {
2795 size_t i,flen=strlen(from)+1,tlen=strlen(to)+1;
2796 tfrom = (TCHAR *)malloc(sizeof(TCHAR)*(flen+tlen));
2797 if (tfrom==NULL) goto err;
2798 tto=tfrom+flen;
2799 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2800 if (!MultiByteToWideChar(CP_ACP,0,from,flen,(WCHAR *)tfrom,flen))
2801 #endif
2802 for (i=0;i<flen;i++) tfrom[i]=(TCHAR)from[i];
2803 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2804 if (!MultiByteToWideChar(CP_ACP,0,to, tlen,(WCHAR *)tto, tlen))
2805 #endif
2806 for (i=0;i<tlen;i++) tto[i] =(TCHAR)to[i];
2807 }
2808
2809 if (MoveFile(tfrom,tto)) goto ok;
2810 err=GetLastError();
2811 if (err==ERROR_ALREADY_EXISTS || err==ERROR_FILE_EXISTS)
2812 {
2813 if (DeleteFile(tto) && MoveFile(tfrom,tto))
2814 goto ok;
2815 err=GetLastError();
2816 }
2817 if (err==ERROR_FILE_NOT_FOUND || err==ERROR_PATH_NOT_FOUND)
2818 errno = ENOENT;
2819 else if (err==ERROR_ACCESS_DENIED)
2820 errno = EACCES;
2821 else
2822 errno = EINVAL; /* we could map more codes... */
2823 err:
2824 ret=-1;
2825 ok:
2826 if (tfrom!=NULL && tfrom!=(TCHAR *)from) free(tfrom);
2827 return ret;
2828 }
2829 #endif
2830
2831 /* app_tminterval section */
2832 #if defined(_WIN32)
app_tminterval(int stop,int usertime)2833 double app_tminterval(int stop,int usertime)
2834 {
2835 FILETIME now;
2836 double ret=0;
2837 static ULARGE_INTEGER tmstart;
2838 static int warning=1;
2839 #ifdef _WIN32_WINNT
2840 static HANDLE proc=NULL;
2841
2842 if (proc==NULL)
2843 {
2844 if (GetVersion() < 0x80000000)
2845 proc = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,
2846 GetCurrentProcessId());
2847 if (proc==NULL) proc = (HANDLE)-1;
2848 }
2849
2850 if (usertime && proc!=(HANDLE)-1)
2851 {
2852 FILETIME junk;
2853 GetProcessTimes(proc,&junk,&junk,&junk,&now);
2854 }
2855 else
2856 #endif
2857 {
2858 SYSTEMTIME systime;
2859
2860 if (usertime && warning)
2861 {
2862 BIO_printf(bio_err,"To get meaningful results, run "
2863 "this program on idle system.\n");
2864 warning=0;
2865 }
2866 GetSystemTime(&systime);
2867 SystemTimeToFileTime(&systime,&now);
2868 }
2869
2870 if (stop==TM_START)
2871 {
2872 tmstart.u.LowPart = now.dwLowDateTime;
2873 tmstart.u.HighPart = now.dwHighDateTime;
2874 }
2875 else {
2876 ULARGE_INTEGER tmstop;
2877
2878 tmstop.u.LowPart = now.dwLowDateTime;
2879 tmstop.u.HighPart = now.dwHighDateTime;
2880
2881 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart)*1e-7;
2882 }
2883
2884 return (ret);
2885 }
2886
2887 #elif defined(OPENSSL_SYS_NETWARE)
2888 #include <time.h>
2889
app_tminterval(int stop,int usertime)2890 double app_tminterval(int stop,int usertime)
2891 {
2892 double ret=0;
2893 static clock_t tmstart;
2894 static int warning=1;
2895
2896 if (usertime && warning)
2897 {
2898 BIO_printf(bio_err,"To get meaningful results, run "
2899 "this program on idle system.\n");
2900 warning=0;
2901 }
2902
2903 if (stop==TM_START) tmstart = clock();
2904 else ret = (clock()-tmstart)/(double)CLOCKS_PER_SEC;
2905
2906 return (ret);
2907 }
2908
2909 #elif defined(OPENSSL_SYSTEM_VXWORKS)
2910 #include <time.h>
2911
app_tminterval(int stop,int usertime)2912 double app_tminterval(int stop,int usertime)
2913 {
2914 double ret=0;
2915 #ifdef CLOCK_REALTIME
2916 static struct timespec tmstart;
2917 struct timespec now;
2918 #else
2919 static unsigned long tmstart;
2920 unsigned long now;
2921 #endif
2922 static int warning=1;
2923
2924 if (usertime && warning)
2925 {
2926 BIO_printf(bio_err,"To get meaningful results, run "
2927 "this program on idle system.\n");
2928 warning=0;
2929 }
2930
2931 #ifdef CLOCK_REALTIME
2932 clock_gettime(CLOCK_REALTIME,&now);
2933 if (stop==TM_START) tmstart = now;
2934 else ret = ( (now.tv_sec+now.tv_nsec*1e-9)
2935 - (tmstart.tv_sec+tmstart.tv_nsec*1e-9) );
2936 #else
2937 now = tickGet();
2938 if (stop==TM_START) tmstart = now;
2939 else ret = (now - tmstart)/(double)sysClkRateGet();
2940 #endif
2941 return (ret);
2942 }
2943
2944 #elif defined(OPENSSL_SYSTEM_VMS)
2945 #include <time.h>
2946 #include <times.h>
2947
app_tminterval(int stop,int usertime)2948 double app_tminterval(int stop,int usertime)
2949 {
2950 static clock_t tmstart;
2951 double ret = 0;
2952 clock_t now;
2953 #ifdef __TMS
2954 struct tms rus;
2955
2956 now = times(&rus);
2957 if (usertime) now = rus.tms_utime;
2958 #else
2959 if (usertime)
2960 now = clock(); /* sum of user and kernel times */
2961 else {
2962 struct timeval tv;
2963 gettimeofday(&tv,NULL);
2964 now = (clock_t)(
2965 (unsigned long long)tv.tv_sec*CLK_TCK +
2966 (unsigned long long)tv.tv_usec*(1000000/CLK_TCK)
2967 );
2968 }
2969 #endif
2970 if (stop==TM_START) tmstart = now;
2971 else ret = (now - tmstart)/(double)(CLK_TCK);
2972
2973 return (ret);
2974 }
2975
2976 #elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2977 #include <sys/times.h>
2978
app_tminterval(int stop,int usertime)2979 double app_tminterval(int stop,int usertime)
2980 {
2981 double ret = 0;
2982 struct tms rus;
2983 clock_t now = times(&rus);
2984 static clock_t tmstart;
2985
2986 if (usertime) now = rus.tms_utime;
2987
2988 if (stop==TM_START) tmstart = now;
2989 else
2990 {
2991 long int tck = sysconf(_SC_CLK_TCK);
2992 ret = (now - tmstart)/(double)tck;
2993 }
2994
2995 return (ret);
2996 }
2997
2998 #else
2999 #include <sys/time.h>
3000 #include <sys/resource.h>
3001
app_tminterval(int stop,int usertime)3002 double app_tminterval(int stop,int usertime)
3003 {
3004 double ret = 0;
3005 struct rusage rus;
3006 struct timeval now;
3007 static struct timeval tmstart;
3008
3009 if (usertime) getrusage(RUSAGE_SELF,&rus), now = rus.ru_utime;
3010 else gettimeofday(&now,NULL);
3011
3012 if (stop==TM_START) tmstart = now;
3013 else ret = ( (now.tv_sec+now.tv_usec*1e-6)
3014 - (tmstart.tv_sec+tmstart.tv_usec*1e-6) );
3015
3016 return ret;
3017 }
3018 #endif
3019
3020 /* app_isdir section */
3021 #ifdef _WIN32
app_isdir(const char * name)3022 int app_isdir(const char *name)
3023 {
3024 HANDLE hList;
3025 WIN32_FIND_DATA FileData;
3026 #if defined(UNICODE) || defined(_UNICODE)
3027 size_t i, len_0 = strlen(name)+1;
3028
3029 if (len_0 > sizeof(FileData.cFileName)/sizeof(FileData.cFileName[0]))
3030 return -1;
3031
3032 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
3033 if (!MultiByteToWideChar(CP_ACP,0,name,len_0,FileData.cFileName,len_0))
3034 #endif
3035 for (i=0;i<len_0;i++)
3036 FileData.cFileName[i] = (WCHAR)name[i];
3037
3038 hList = FindFirstFile(FileData.cFileName,&FileData);
3039 #else
3040 hList = FindFirstFile(name,&FileData);
3041 #endif
3042 if (hList == INVALID_HANDLE_VALUE) return -1;
3043 FindClose(hList);
3044 return ((FileData.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)!=0);
3045 }
3046 #else
3047 #include <sys/stat.h>
3048 #ifndef S_ISDIR
3049 # if defined(_S_IFMT) && defined(_S_IFDIR)
3050 # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
3051 # else
3052 # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
3053 # endif
3054 #endif
3055
app_isdir(const char * name)3056 int app_isdir(const char *name)
3057 {
3058 #if defined(S_ISDIR)
3059 struct stat st;
3060
3061 if (stat(name,&st)==0) return S_ISDIR(st.st_mode);
3062 else return -1;
3063 #else
3064 return -1;
3065 #endif
3066 }
3067 #endif
3068
3069 /* raw_read|write section */
3070 #if defined(_WIN32) && defined(STD_INPUT_HANDLE)
raw_read_stdin(void * buf,int siz)3071 int raw_read_stdin(void *buf,int siz)
3072 {
3073 DWORD n;
3074 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE),buf,siz,&n,NULL))
3075 return (n);
3076 else return (-1);
3077 }
3078 #else
raw_read_stdin(void * buf,int siz)3079 int raw_read_stdin(void *buf,int siz)
3080 { return read(fileno(stdin),buf,siz); }
3081 #endif
3082
3083 #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
raw_write_stdout(const void * buf,int siz)3084 int raw_write_stdout(const void *buf,int siz)
3085 {
3086 DWORD n;
3087 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE),buf,siz,&n,NULL))
3088 return (n);
3089 else return (-1);
3090 }
3091 #else
raw_write_stdout(const void * buf,int siz)3092 int raw_write_stdout(const void *buf,int siz)
3093 { return write(fileno(stdout),buf,siz); }
3094 #endif
3095