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 if (arg->data == NULL)
394 return 0;
395 }
396 for (i=0; i<arg->count; i++)
397 arg->data[i]=NULL;
398
399 num=0;
400 p=buf;
401 for (;;)
402 {
403 /* first scan over white space */
404 if (!*p) break;
405 while (*p && ((*p == ' ') || (*p == '\t') || (*p == '\n')))
406 p++;
407 if (!*p) break;
408
409 /* The start of something good :-) */
410 if (num >= arg->count)
411 {
412 char **tmp_p;
413 int tlen = arg->count + 20;
414 tmp_p = (char **)OPENSSL_realloc(arg->data,
415 sizeof(char *)*tlen);
416 if (tmp_p == NULL)
417 return 0;
418 arg->data = tmp_p;
419 arg->count = tlen;
420 /* initialize newly allocated data */
421 for (i = num; i < arg->count; i++)
422 arg->data[i] = NULL;
423 }
424 arg->data[num++]=p;
425
426 /* now look for the end of this */
427 if ((*p == '\'') || (*p == '\"')) /* scan for closing quote */
428 {
429 i= *(p++);
430 arg->data[num-1]++; /* jump over quote */
431 while (*p && (*p != i))
432 p++;
433 *p='\0';
434 }
435 else
436 {
437 while (*p && ((*p != ' ') &&
438 (*p != '\t') && (*p != '\n')))
439 p++;
440
441 if (*p == '\0')
442 p--;
443 else
444 *p='\0';
445 }
446 p++;
447 }
448 *argc=num;
449 *argv=arg->data;
450 return(1);
451 }
452
453 #ifndef APP_INIT
app_init(long mesgwin)454 int app_init(long mesgwin)
455 {
456 return(1);
457 }
458 #endif
459
460
dump_cert_text(BIO * out,X509 * x)461 int dump_cert_text (BIO *out, X509 *x)
462 {
463 char *p;
464
465 p=X509_NAME_oneline(X509_get_subject_name(x),NULL,0);
466 BIO_puts(out,"subject=");
467 BIO_puts(out,p);
468 OPENSSL_free(p);
469
470 p=X509_NAME_oneline(X509_get_issuer_name(x),NULL,0);
471 BIO_puts(out,"\nissuer=");
472 BIO_puts(out,p);
473 BIO_puts(out,"\n");
474 OPENSSL_free(p);
475
476 return 0;
477 }
478
ui_open(UI * ui)479 static int ui_open(UI *ui)
480 {
481 return UI_method_get_opener(UI_OpenSSL())(ui);
482 }
ui_read(UI * ui,UI_STRING * uis)483 static int ui_read(UI *ui, UI_STRING *uis)
484 {
485 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
486 && UI_get0_user_data(ui))
487 {
488 switch(UI_get_string_type(uis))
489 {
490 case UIT_PROMPT:
491 case UIT_VERIFY:
492 {
493 const char *password =
494 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
495 if (password && password[0] != '\0')
496 {
497 UI_set_result(ui, uis, password);
498 return 1;
499 }
500 }
501 default:
502 break;
503 }
504 }
505 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
506 }
ui_write(UI * ui,UI_STRING * uis)507 static int ui_write(UI *ui, UI_STRING *uis)
508 {
509 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
510 && UI_get0_user_data(ui))
511 {
512 switch(UI_get_string_type(uis))
513 {
514 case UIT_PROMPT:
515 case UIT_VERIFY:
516 {
517 const char *password =
518 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
519 if (password && password[0] != '\0')
520 return 1;
521 }
522 default:
523 break;
524 }
525 }
526 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
527 }
ui_close(UI * ui)528 static int ui_close(UI *ui)
529 {
530 return UI_method_get_closer(UI_OpenSSL())(ui);
531 }
setup_ui_method(void)532 int setup_ui_method(void)
533 {
534 ui_method = UI_create_method("OpenSSL application user interface");
535 UI_method_set_opener(ui_method, ui_open);
536 UI_method_set_reader(ui_method, ui_read);
537 UI_method_set_writer(ui_method, ui_write);
538 UI_method_set_closer(ui_method, ui_close);
539 return 0;
540 }
destroy_ui_method(void)541 void destroy_ui_method(void)
542 {
543 if(ui_method)
544 {
545 UI_destroy_method(ui_method);
546 ui_method = NULL;
547 }
548 }
password_callback(char * buf,int bufsiz,int verify,PW_CB_DATA * cb_tmp)549 int password_callback(char *buf, int bufsiz, int verify,
550 PW_CB_DATA *cb_tmp)
551 {
552 UI *ui = NULL;
553 int res = 0;
554 const char *prompt_info = NULL;
555 const char *password = NULL;
556 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
557
558 if (cb_data)
559 {
560 if (cb_data->password)
561 password = cb_data->password;
562 if (cb_data->prompt_info)
563 prompt_info = cb_data->prompt_info;
564 }
565
566 if (password)
567 {
568 res = strlen(password);
569 if (res > bufsiz)
570 res = bufsiz;
571 memcpy(buf, password, res);
572 return res;
573 }
574
575 ui = UI_new_method(ui_method);
576 if (ui)
577 {
578 int ok = 0;
579 char *buff = NULL;
580 int ui_flags = 0;
581 char *prompt = NULL;
582
583 prompt = UI_construct_prompt(ui, "pass phrase",
584 prompt_info);
585
586 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
587 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
588
589 if (ok >= 0)
590 ok = UI_add_input_string(ui,prompt,ui_flags,buf,
591 PW_MIN_LENGTH,bufsiz-1);
592 if (ok >= 0 && verify)
593 {
594 buff = (char *)OPENSSL_malloc(bufsiz);
595 ok = UI_add_verify_string(ui,prompt,ui_flags,buff,
596 PW_MIN_LENGTH,bufsiz-1, buf);
597 }
598 if (ok >= 0)
599 do
600 {
601 ok = UI_process(ui);
602 }
603 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
604
605 if (buff)
606 {
607 OPENSSL_cleanse(buff,(unsigned int)bufsiz);
608 OPENSSL_free(buff);
609 }
610
611 if (ok >= 0)
612 res = strlen(buf);
613 if (ok == -1)
614 {
615 BIO_printf(bio_err, "User interface error\n");
616 ERR_print_errors(bio_err);
617 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
618 res = 0;
619 }
620 if (ok == -2)
621 {
622 BIO_printf(bio_err,"aborted!\n");
623 OPENSSL_cleanse(buf,(unsigned int)bufsiz);
624 res = 0;
625 }
626 UI_free(ui);
627 OPENSSL_free(prompt);
628 }
629 return res;
630 }
631
632 static char *app_get_pass(BIO *err, char *arg, int keepbio);
633
app_passwd(BIO * err,char * arg1,char * arg2,char ** pass1,char ** pass2)634 int app_passwd(BIO *err, char *arg1, char *arg2, char **pass1, char **pass2)
635 {
636 int same;
637 if(!arg2 || !arg1 || strcmp(arg1, arg2)) same = 0;
638 else same = 1;
639 if(arg1) {
640 *pass1 = app_get_pass(err, arg1, same);
641 if(!*pass1) return 0;
642 } else if(pass1) *pass1 = NULL;
643 if(arg2) {
644 *pass2 = app_get_pass(err, arg2, same ? 2 : 0);
645 if(!*pass2) return 0;
646 } else if(pass2) *pass2 = NULL;
647 return 1;
648 }
649
app_get_pass(BIO * err,char * arg,int keepbio)650 static char *app_get_pass(BIO *err, char *arg, int keepbio)
651 {
652 char *tmp, tpass[APP_PASS_LEN];
653 static BIO *pwdbio = NULL;
654 int i;
655 if(!strncmp(arg, "pass:", 5)) return BUF_strdup(arg + 5);
656 if(!strncmp(arg, "env:", 4)) {
657 tmp = getenv(arg + 4);
658 if(!tmp) {
659 BIO_printf(err, "Can't read environment variable %s\n", arg + 4);
660 return NULL;
661 }
662 return BUF_strdup(tmp);
663 }
664 if(!keepbio || !pwdbio) {
665 if(!strncmp(arg, "file:", 5)) {
666 pwdbio = BIO_new_file(arg + 5, "r");
667 if(!pwdbio) {
668 BIO_printf(err, "Can't open file %s\n", arg + 5);
669 return NULL;
670 }
671 #if !defined(_WIN32)
672 /*
673 * Under _WIN32, which covers even Win64 and CE, file
674 * descriptors referenced by BIO_s_fd are not inherited
675 * by child process and therefore below is not an option.
676 * It could have been an option if bss_fd.c was operating
677 * on real Windows descriptors, such as those obtained
678 * with CreateFile.
679 */
680 } else if(!strncmp(arg, "fd:", 3)) {
681 BIO *btmp;
682 i = atoi(arg + 3);
683 if(i >= 0) pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
684 if((i < 0) || !pwdbio) {
685 BIO_printf(err, "Can't access file descriptor %s\n", arg + 3);
686 return NULL;
687 }
688 /* Can't do BIO_gets on an fd BIO so add a buffering BIO */
689 btmp = BIO_new(BIO_f_buffer());
690 pwdbio = BIO_push(btmp, pwdbio);
691 #endif
692 } else if(!strcmp(arg, "stdin")) {
693 pwdbio = BIO_new_fp(stdin, BIO_NOCLOSE);
694 if(!pwdbio) {
695 BIO_printf(err, "Can't open BIO for stdin\n");
696 return NULL;
697 }
698 } else {
699 BIO_printf(err, "Invalid password argument \"%s\"\n", arg);
700 return NULL;
701 }
702 }
703 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
704 if(keepbio != 1) {
705 BIO_free_all(pwdbio);
706 pwdbio = NULL;
707 }
708 if(i <= 0) {
709 BIO_printf(err, "Error reading password from BIO\n");
710 return NULL;
711 }
712 tmp = strchr(tpass, '\n');
713 if(tmp) *tmp = 0;
714 return BUF_strdup(tpass);
715 }
716
add_oid_section(BIO * err,CONF * conf)717 int add_oid_section(BIO *err, CONF *conf)
718 {
719 char *p;
720 STACK_OF(CONF_VALUE) *sktmp;
721 CONF_VALUE *cnf;
722 int i;
723 if(!(p=NCONF_get_string(conf,NULL,"oid_section")))
724 {
725 ERR_clear_error();
726 return 1;
727 }
728 if(!(sktmp = NCONF_get_section(conf, p))) {
729 BIO_printf(err, "problem loading oid section %s\n", p);
730 return 0;
731 }
732 for(i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
733 cnf = sk_CONF_VALUE_value(sktmp, i);
734 if(OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
735 BIO_printf(err, "problem creating object %s=%s\n",
736 cnf->name, cnf->value);
737 return 0;
738 }
739 }
740 return 1;
741 }
742
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)743 static int load_pkcs12(BIO *err, BIO *in, const char *desc,
744 pem_password_cb *pem_cb, void *cb_data,
745 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
746 {
747 const char *pass;
748 char tpass[PEM_BUFSIZE];
749 int len, ret = 0;
750 PKCS12 *p12;
751 p12 = d2i_PKCS12_bio(in, NULL);
752 if (p12 == NULL)
753 {
754 BIO_printf(err, "Error loading PKCS12 file for %s\n", desc);
755 goto die;
756 }
757 /* See if an empty password will do */
758 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
759 pass = "";
760 else
761 {
762 if (!pem_cb)
763 pem_cb = (pem_password_cb *)password_callback;
764 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
765 if (len < 0)
766 {
767 BIO_printf(err, "Passpharse callback error for %s\n",
768 desc);
769 goto die;
770 }
771 if (len < PEM_BUFSIZE)
772 tpass[len] = 0;
773 if (!PKCS12_verify_mac(p12, tpass, len))
774 {
775 BIO_printf(err,
776 "Mac verify error (wrong password?) in PKCS12 file for %s\n", desc);
777 goto die;
778 }
779 pass = tpass;
780 }
781 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
782 die:
783 if (p12)
784 PKCS12_free(p12);
785 return ret;
786 }
787
load_cert(BIO * err,const char * file,int format,const char * pass,ENGINE * e,const char * cert_descrip)788 X509 *load_cert(BIO *err, const char *file, int format,
789 const char *pass, ENGINE *e, const char *cert_descrip)
790 {
791 X509 *x=NULL;
792 BIO *cert;
793
794 if ((cert=BIO_new(BIO_s_file())) == NULL)
795 {
796 ERR_print_errors(err);
797 goto end;
798 }
799
800 if (file == NULL)
801 {
802 #ifdef _IONBF
803 # ifndef OPENSSL_NO_SETVBUF_IONBF
804 setvbuf(stdin, NULL, _IONBF, 0);
805 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
806 #endif
807 BIO_set_fp(cert,stdin,BIO_NOCLOSE);
808 }
809 else
810 {
811 if (BIO_read_filename(cert,file) <= 0)
812 {
813 BIO_printf(err, "Error opening %s %s\n",
814 cert_descrip, file);
815 ERR_print_errors(err);
816 goto end;
817 }
818 }
819
820 if (format == FORMAT_ASN1)
821 x=d2i_X509_bio(cert,NULL);
822 else if (format == FORMAT_NETSCAPE)
823 {
824 NETSCAPE_X509 *nx;
825 nx=ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509),cert,NULL);
826 if (nx == NULL)
827 goto end;
828
829 if ((strncmp(NETSCAPE_CERT_HDR,(char *)nx->header->data,
830 nx->header->length) != 0))
831 {
832 NETSCAPE_X509_free(nx);
833 BIO_printf(err,"Error reading header on certificate\n");
834 goto end;
835 }
836 x=nx->cert;
837 nx->cert = NULL;
838 NETSCAPE_X509_free(nx);
839 }
840 else if (format == FORMAT_PEM)
841 x=PEM_read_bio_X509_AUX(cert,NULL,
842 (pem_password_cb *)password_callback, NULL);
843 else if (format == FORMAT_PKCS12)
844 {
845 if (!load_pkcs12(err, cert,cert_descrip, NULL, NULL,
846 NULL, &x, NULL))
847 goto end;
848 }
849 else {
850 BIO_printf(err,"bad input format specified for %s\n",
851 cert_descrip);
852 goto end;
853 }
854 end:
855 if (x == NULL)
856 {
857 BIO_printf(err,"unable to load certificate\n");
858 ERR_print_errors(err);
859 }
860 if (cert != NULL) BIO_free(cert);
861 return(x);
862 }
863
load_key(BIO * err,const char * file,int format,int maybe_stdin,const char * pass,ENGINE * e,const char * key_descrip)864 EVP_PKEY *load_key(BIO *err, const char *file, int format, int maybe_stdin,
865 const char *pass, ENGINE *e, const char *key_descrip)
866 {
867 BIO *key=NULL;
868 EVP_PKEY *pkey=NULL;
869 PW_CB_DATA cb_data;
870
871 cb_data.password = pass;
872 cb_data.prompt_info = file;
873
874 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
875 {
876 BIO_printf(err,"no keyfile specified\n");
877 goto end;
878 }
879 #ifndef OPENSSL_NO_ENGINE
880 if (format == FORMAT_ENGINE)
881 {
882 if (!e)
883 BIO_printf(err,"no engine specified\n");
884 else
885 {
886 pkey = ENGINE_load_private_key(e, file,
887 ui_method, &cb_data);
888 if (!pkey)
889 {
890 BIO_printf(err,"cannot load %s from engine\n",key_descrip);
891 ERR_print_errors(err);
892 }
893 }
894 goto end;
895 }
896 #endif
897 key=BIO_new(BIO_s_file());
898 if (key == NULL)
899 {
900 ERR_print_errors(err);
901 goto end;
902 }
903 if (file == NULL && maybe_stdin)
904 {
905 #ifdef _IONBF
906 # ifndef OPENSSL_NO_SETVBUF_IONBF
907 setvbuf(stdin, NULL, _IONBF, 0);
908 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
909 #endif
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_PrivateKey_bio(key, NULL);
923 }
924 else if (format == FORMAT_PEM)
925 {
926 pkey=PEM_read_bio_PrivateKey(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 if (format == FORMAT_PKCS12)
934 {
935 if (!load_pkcs12(err, key, key_descrip,
936 (pem_password_cb *)password_callback, &cb_data,
937 &pkey, NULL, NULL))
938 goto end;
939 }
940 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
941 else if (format == FORMAT_MSBLOB)
942 pkey = b2i_PrivateKey_bio(key);
943 else if (format == FORMAT_PVK)
944 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
945 &cb_data);
946 #endif
947 else
948 {
949 BIO_printf(err,"bad input format specified for key file\n");
950 goto end;
951 }
952 end:
953 if (key != NULL) BIO_free(key);
954 if (pkey == NULL)
955 {
956 BIO_printf(err,"unable to load %s\n", key_descrip);
957 ERR_print_errors(err);
958 }
959 return(pkey);
960 }
961
load_pubkey(BIO * err,const char * file,int format,int maybe_stdin,const char * pass,ENGINE * e,const char * key_descrip)962 EVP_PKEY *load_pubkey(BIO *err, const char *file, int format, int maybe_stdin,
963 const char *pass, ENGINE *e, const char *key_descrip)
964 {
965 BIO *key=NULL;
966 EVP_PKEY *pkey=NULL;
967 PW_CB_DATA cb_data;
968
969 cb_data.password = pass;
970 cb_data.prompt_info = file;
971
972 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE))
973 {
974 BIO_printf(err,"no keyfile specified\n");
975 goto end;
976 }
977 #ifndef OPENSSL_NO_ENGINE
978 if (format == FORMAT_ENGINE)
979 {
980 if (!e)
981 BIO_printf(bio_err,"no engine specified\n");
982 else
983 pkey = ENGINE_load_public_key(e, file,
984 ui_method, &cb_data);
985 goto end;
986 }
987 #endif
988 key=BIO_new(BIO_s_file());
989 if (key == NULL)
990 {
991 ERR_print_errors(err);
992 goto end;
993 }
994 if (file == NULL && maybe_stdin)
995 {
996 #ifdef _IONBF
997 # ifndef OPENSSL_NO_SETVBUF_IONBF
998 setvbuf(stdin, NULL, _IONBF, 0);
999 # endif /* ndef OPENSSL_NO_SETVBUF_IONBF */
1000 #endif
1001 BIO_set_fp(key,stdin,BIO_NOCLOSE);
1002 }
1003 else
1004 if (BIO_read_filename(key,file) <= 0)
1005 {
1006 BIO_printf(err, "Error opening %s %s\n",
1007 key_descrip, file);
1008 ERR_print_errors(err);
1009 goto end;
1010 }
1011 if (format == FORMAT_ASN1)
1012 {
1013 pkey=d2i_PUBKEY_bio(key, NULL);
1014 }
1015 #ifndef OPENSSL_NO_RSA
1016 else if (format == FORMAT_ASN1RSA)
1017 {
1018 RSA *rsa;
1019 rsa = d2i_RSAPublicKey_bio(key, NULL);
1020 if (rsa)
1021 {
1022 pkey = EVP_PKEY_new();
1023 if (pkey)
1024 EVP_PKEY_set1_RSA(pkey, rsa);
1025 RSA_free(rsa);
1026 }
1027 else
1028 pkey = NULL;
1029 }
1030 else if (format == FORMAT_PEMRSA)
1031 {
1032 RSA *rsa;
1033 rsa = PEM_read_bio_RSAPublicKey(key, NULL,
1034 (pem_password_cb *)password_callback, &cb_data);
1035 if (rsa)
1036 {
1037 pkey = EVP_PKEY_new();
1038 if (pkey)
1039 EVP_PKEY_set1_RSA(pkey, rsa);
1040 RSA_free(rsa);
1041 }
1042 else
1043 pkey = NULL;
1044 }
1045 #endif
1046 else if (format == FORMAT_PEM)
1047 {
1048 pkey=PEM_read_bio_PUBKEY(key,NULL,
1049 (pem_password_cb *)password_callback, &cb_data);
1050 }
1051 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1052 else if (format == FORMAT_NETSCAPE || format == FORMAT_IISSGC)
1053 pkey = load_netscape_key(err, key, file, key_descrip, format);
1054 #endif
1055 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
1056 else if (format == FORMAT_MSBLOB)
1057 pkey = b2i_PublicKey_bio(key);
1058 #endif
1059 else
1060 {
1061 BIO_printf(err,"bad input format specified for key file\n");
1062 goto end;
1063 }
1064 end:
1065 if (key != NULL) BIO_free(key);
1066 if (pkey == NULL)
1067 BIO_printf(err,"unable to load %s\n", key_descrip);
1068 return(pkey);
1069 }
1070
1071 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
1072 static EVP_PKEY *
load_netscape_key(BIO * err,BIO * key,const char * file,const char * key_descrip,int format)1073 load_netscape_key(BIO *err, BIO *key, const char *file,
1074 const char *key_descrip, int format)
1075 {
1076 EVP_PKEY *pkey;
1077 BUF_MEM *buf;
1078 RSA *rsa;
1079 const unsigned char *p;
1080 int size, i;
1081
1082 buf=BUF_MEM_new();
1083 pkey = EVP_PKEY_new();
1084 size = 0;
1085 if (buf == NULL || pkey == NULL)
1086 goto error;
1087 for (;;)
1088 {
1089 if (!BUF_MEM_grow_clean(buf,size+1024*10))
1090 goto error;
1091 i = BIO_read(key, &(buf->data[size]), 1024*10);
1092 size += i;
1093 if (i == 0)
1094 break;
1095 if (i < 0)
1096 {
1097 BIO_printf(err, "Error reading %s %s",
1098 key_descrip, file);
1099 goto error;
1100 }
1101 }
1102 p=(unsigned char *)buf->data;
1103 rsa = d2i_RSA_NET(NULL,&p,(long)size,NULL,
1104 (format == FORMAT_IISSGC ? 1 : 0));
1105 if (rsa == NULL)
1106 goto error;
1107 BUF_MEM_free(buf);
1108 EVP_PKEY_set1_RSA(pkey, rsa);
1109 return pkey;
1110 error:
1111 BUF_MEM_free(buf);
1112 EVP_PKEY_free(pkey);
1113 return NULL;
1114 }
1115 #endif /* ndef OPENSSL_NO_RC4 */
1116
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)1117 static int load_certs_crls(BIO *err, const char *file, int format,
1118 const char *pass, ENGINE *e, const char *desc,
1119 STACK_OF(X509) **pcerts, STACK_OF(X509_CRL) **pcrls)
1120 {
1121 int i;
1122 BIO *bio;
1123 STACK_OF(X509_INFO) *xis = NULL;
1124 X509_INFO *xi;
1125 PW_CB_DATA cb_data;
1126 int rv = 0;
1127
1128 cb_data.password = pass;
1129 cb_data.prompt_info = file;
1130
1131 if (format != FORMAT_PEM)
1132 {
1133 BIO_printf(err,"bad input format specified for %s\n", desc);
1134 return 0;
1135 }
1136
1137 if (file == NULL)
1138 bio = BIO_new_fp(stdin,BIO_NOCLOSE);
1139 else
1140 bio = BIO_new_file(file, "r");
1141
1142 if (bio == NULL)
1143 {
1144 BIO_printf(err, "Error opening %s %s\n",
1145 desc, file ? file : "stdin");
1146 ERR_print_errors(err);
1147 return 0;
1148 }
1149
1150 xis = PEM_X509_INFO_read_bio(bio, NULL,
1151 (pem_password_cb *)password_callback, &cb_data);
1152
1153 BIO_free(bio);
1154
1155 if (pcerts)
1156 {
1157 *pcerts = sk_X509_new_null();
1158 if (!*pcerts)
1159 goto end;
1160 }
1161
1162 if (pcrls)
1163 {
1164 *pcrls = sk_X509_CRL_new_null();
1165 if (!*pcrls)
1166 goto end;
1167 }
1168
1169 for(i = 0; i < sk_X509_INFO_num(xis); i++)
1170 {
1171 xi = sk_X509_INFO_value (xis, i);
1172 if (xi->x509 && pcerts)
1173 {
1174 if (!sk_X509_push(*pcerts, xi->x509))
1175 goto end;
1176 xi->x509 = NULL;
1177 }
1178 if (xi->crl && pcrls)
1179 {
1180 if (!sk_X509_CRL_push(*pcrls, xi->crl))
1181 goto end;
1182 xi->crl = NULL;
1183 }
1184 }
1185
1186 if (pcerts && sk_X509_num(*pcerts) > 0)
1187 rv = 1;
1188
1189 if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
1190 rv = 1;
1191
1192 end:
1193
1194 if (xis)
1195 sk_X509_INFO_pop_free(xis, X509_INFO_free);
1196
1197 if (rv == 0)
1198 {
1199 if (pcerts)
1200 {
1201 sk_X509_pop_free(*pcerts, X509_free);
1202 *pcerts = NULL;
1203 }
1204 if (pcrls)
1205 {
1206 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
1207 *pcrls = NULL;
1208 }
1209 BIO_printf(err,"unable to load %s\n",
1210 pcerts ? "certificates" : "CRLs");
1211 ERR_print_errors(err);
1212 }
1213 return rv;
1214 }
1215
STACK_OF(X509)1216 STACK_OF(X509) *load_certs(BIO *err, const char *file, int format,
1217 const char *pass, ENGINE *e, const char *desc)
1218 {
1219 STACK_OF(X509) *certs;
1220 if (!load_certs_crls(err, file, format, pass, e, desc, &certs, NULL))
1221 return NULL;
1222 return certs;
1223 }
1224
STACK_OF(X509_CRL)1225 STACK_OF(X509_CRL) *load_crls(BIO *err, const char *file, int format,
1226 const char *pass, ENGINE *e, const char *desc)
1227 {
1228 STACK_OF(X509_CRL) *crls;
1229 if (!load_certs_crls(err, file, format, pass, e, desc, NULL, &crls))
1230 return NULL;
1231 return crls;
1232 }
1233
1234 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1235 /* Return error for unknown extensions */
1236 #define X509V3_EXT_DEFAULT 0
1237 /* Print error for unknown extensions */
1238 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1239 /* ASN1 parse unknown extensions */
1240 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1241 /* BIO_dump unknown extensions */
1242 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1243
1244 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1245 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1246
set_cert_ex(unsigned long * flags,const char * arg)1247 int set_cert_ex(unsigned long *flags, const char *arg)
1248 {
1249 static const NAME_EX_TBL cert_tbl[] = {
1250 { "compatible", X509_FLAG_COMPAT, 0xffffffffl},
1251 { "ca_default", X509_FLAG_CA, 0xffffffffl},
1252 { "no_header", X509_FLAG_NO_HEADER, 0},
1253 { "no_version", X509_FLAG_NO_VERSION, 0},
1254 { "no_serial", X509_FLAG_NO_SERIAL, 0},
1255 { "no_signame", X509_FLAG_NO_SIGNAME, 0},
1256 { "no_validity", X509_FLAG_NO_VALIDITY, 0},
1257 { "no_subject", X509_FLAG_NO_SUBJECT, 0},
1258 { "no_issuer", X509_FLAG_NO_ISSUER, 0},
1259 { "no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1260 { "no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1261 { "no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1262 { "no_aux", X509_FLAG_NO_AUX, 0},
1263 { "no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1264 { "ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1265 { "ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1266 { "ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1267 { "ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1268 { NULL, 0, 0}
1269 };
1270 return set_multi_opts(flags, arg, cert_tbl);
1271 }
1272
set_name_ex(unsigned long * flags,const char * arg)1273 int set_name_ex(unsigned long *flags, const char *arg)
1274 {
1275 static const NAME_EX_TBL ex_tbl[] = {
1276 { "esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1277 { "esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1278 { "esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1279 { "use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1280 { "utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1281 { "ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1282 { "show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1283 { "dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1284 { "dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1285 { "dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1286 { "compat", XN_FLAG_COMPAT, 0xffffffffL},
1287 { "sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1288 { "sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1289 { "sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1290 { "sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1291 { "dn_rev", XN_FLAG_DN_REV, 0},
1292 { "nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1293 { "sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1294 { "lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1295 { "align", XN_FLAG_FN_ALIGN, 0},
1296 { "oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1297 { "space_eq", XN_FLAG_SPC_EQ, 0},
1298 { "dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1299 { "RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1300 { "oneline", XN_FLAG_ONELINE, 0xffffffffL},
1301 { "multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1302 { "ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1303 { NULL, 0, 0}
1304 };
1305 return set_multi_opts(flags, arg, ex_tbl);
1306 }
1307
set_ext_copy(int * copy_type,const char * arg)1308 int set_ext_copy(int *copy_type, const char *arg)
1309 {
1310 if (!strcasecmp(arg, "none"))
1311 *copy_type = EXT_COPY_NONE;
1312 else if (!strcasecmp(arg, "copy"))
1313 *copy_type = EXT_COPY_ADD;
1314 else if (!strcasecmp(arg, "copyall"))
1315 *copy_type = EXT_COPY_ALL;
1316 else
1317 return 0;
1318 return 1;
1319 }
1320
copy_extensions(X509 * x,X509_REQ * req,int copy_type)1321 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1322 {
1323 STACK_OF(X509_EXTENSION) *exts = NULL;
1324 X509_EXTENSION *ext, *tmpext;
1325 ASN1_OBJECT *obj;
1326 int i, idx, ret = 0;
1327 if (!x || !req || (copy_type == EXT_COPY_NONE))
1328 return 1;
1329 exts = X509_REQ_get_extensions(req);
1330
1331 for(i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1332 ext = sk_X509_EXTENSION_value(exts, i);
1333 obj = X509_EXTENSION_get_object(ext);
1334 idx = X509_get_ext_by_OBJ(x, obj, -1);
1335 /* Does extension exist? */
1336 if (idx != -1) {
1337 /* If normal copy don't override existing extension */
1338 if (copy_type == EXT_COPY_ADD)
1339 continue;
1340 /* Delete all extensions of same type */
1341 do {
1342 tmpext = X509_get_ext(x, idx);
1343 X509_delete_ext(x, idx);
1344 X509_EXTENSION_free(tmpext);
1345 idx = X509_get_ext_by_OBJ(x, obj, -1);
1346 } while (idx != -1);
1347 }
1348 if (!X509_add_ext(x, ext, -1))
1349 goto end;
1350 }
1351
1352 ret = 1;
1353
1354 end:
1355
1356 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1357
1358 return ret;
1359 }
1360
1361
1362
1363
set_multi_opts(unsigned long * flags,const char * arg,const NAME_EX_TBL * in_tbl)1364 static int set_multi_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1365 {
1366 STACK_OF(CONF_VALUE) *vals;
1367 CONF_VALUE *val;
1368 int i, ret = 1;
1369 if(!arg) return 0;
1370 vals = X509V3_parse_list(arg);
1371 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1372 val = sk_CONF_VALUE_value(vals, i);
1373 if (!set_table_opts(flags, val->name, in_tbl))
1374 ret = 0;
1375 }
1376 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1377 return ret;
1378 }
1379
set_table_opts(unsigned long * flags,const char * arg,const NAME_EX_TBL * in_tbl)1380 static int set_table_opts(unsigned long *flags, const char *arg, const NAME_EX_TBL *in_tbl)
1381 {
1382 char c;
1383 const NAME_EX_TBL *ptbl;
1384 c = arg[0];
1385
1386 if(c == '-') {
1387 c = 0;
1388 arg++;
1389 } else if (c == '+') {
1390 c = 1;
1391 arg++;
1392 } else c = 1;
1393
1394 for(ptbl = in_tbl; ptbl->name; ptbl++) {
1395 if(!strcasecmp(arg, ptbl->name)) {
1396 *flags &= ~ptbl->mask;
1397 if(c) *flags |= ptbl->flag;
1398 else *flags &= ~ptbl->flag;
1399 return 1;
1400 }
1401 }
1402 return 0;
1403 }
1404
print_name(BIO * out,const char * title,X509_NAME * nm,unsigned long lflags)1405 void print_name(BIO *out, const char *title, X509_NAME *nm, unsigned long lflags)
1406 {
1407 char *buf;
1408 char mline = 0;
1409 int indent = 0;
1410
1411 if(title) BIO_puts(out, title);
1412 if((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1413 mline = 1;
1414 indent = 4;
1415 }
1416 if(lflags == XN_FLAG_COMPAT) {
1417 buf = X509_NAME_oneline(nm, 0, 0);
1418 BIO_puts(out, buf);
1419 BIO_puts(out, "\n");
1420 OPENSSL_free(buf);
1421 } else {
1422 if(mline) BIO_puts(out, "\n");
1423 X509_NAME_print_ex(out, nm, indent, lflags);
1424 BIO_puts(out, "\n");
1425 }
1426 }
1427
setup_verify(BIO * bp,char * CAfile,char * CApath)1428 X509_STORE *setup_verify(BIO *bp, char *CAfile, char *CApath)
1429 {
1430 X509_STORE *store;
1431 X509_LOOKUP *lookup;
1432 if(!(store = X509_STORE_new())) goto end;
1433 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_file());
1434 if (lookup == NULL) goto end;
1435 if (CAfile) {
1436 if(!X509_LOOKUP_load_file(lookup,CAfile,X509_FILETYPE_PEM)) {
1437 BIO_printf(bp, "Error loading file %s\n", CAfile);
1438 goto end;
1439 }
1440 } else X509_LOOKUP_load_file(lookup,NULL,X509_FILETYPE_DEFAULT);
1441
1442 lookup=X509_STORE_add_lookup(store,X509_LOOKUP_hash_dir());
1443 if (lookup == NULL) goto end;
1444 if (CApath) {
1445 if(!X509_LOOKUP_add_dir(lookup,CApath,X509_FILETYPE_PEM)) {
1446 BIO_printf(bp, "Error loading directory %s\n", CApath);
1447 goto end;
1448 }
1449 } else X509_LOOKUP_add_dir(lookup,NULL,X509_FILETYPE_DEFAULT);
1450
1451 ERR_clear_error();
1452 return store;
1453 end:
1454 X509_STORE_free(store);
1455 return NULL;
1456 }
1457
1458 #ifndef OPENSSL_NO_ENGINE
1459 /* Try to load an engine in a shareable library */
try_load_engine(BIO * err,const char * engine,int debug)1460 static ENGINE *try_load_engine(BIO *err, const char *engine, int debug)
1461 {
1462 ENGINE *e = ENGINE_by_id("dynamic");
1463 if (e)
1464 {
1465 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1466 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0))
1467 {
1468 ENGINE_free(e);
1469 e = NULL;
1470 }
1471 }
1472 return e;
1473 }
1474
setup_engine(BIO * err,const char * engine,int debug)1475 ENGINE *setup_engine(BIO *err, const char *engine, int debug)
1476 {
1477 ENGINE *e = NULL;
1478
1479 if (engine)
1480 {
1481 if(strcmp(engine, "auto") == 0)
1482 {
1483 BIO_printf(err,"enabling auto ENGINE support\n");
1484 ENGINE_register_all_complete();
1485 return NULL;
1486 }
1487 if((e = ENGINE_by_id(engine)) == NULL
1488 && (e = try_load_engine(err, engine, debug)) == NULL)
1489 {
1490 BIO_printf(err,"invalid engine \"%s\"\n", engine);
1491 ERR_print_errors(err);
1492 return NULL;
1493 }
1494 if (debug)
1495 {
1496 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM,
1497 0, err, 0);
1498 }
1499 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1500 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
1501 {
1502 BIO_printf(err,"can't use that engine\n");
1503 ERR_print_errors(err);
1504 ENGINE_free(e);
1505 return NULL;
1506 }
1507
1508 BIO_printf(err,"engine \"%s\" set.\n", ENGINE_get_id(e));
1509
1510 /* Free our "structural" reference. */
1511 ENGINE_free(e);
1512 }
1513 return e;
1514 }
1515 #endif
1516
load_config(BIO * err,CONF * cnf)1517 int load_config(BIO *err, CONF *cnf)
1518 {
1519 static int load_config_called = 0;
1520 if (load_config_called)
1521 return 1;
1522 load_config_called = 1;
1523 if (!cnf)
1524 cnf = config;
1525 if (!cnf)
1526 return 1;
1527
1528 OPENSSL_load_builtin_modules();
1529
1530 if (CONF_modules_load(cnf, NULL, 0) <= 0)
1531 {
1532 BIO_printf(err, "Error configuring OpenSSL\n");
1533 ERR_print_errors(err);
1534 return 0;
1535 }
1536 return 1;
1537 }
1538
make_config_name()1539 char *make_config_name()
1540 {
1541 const char *t=X509_get_default_cert_area();
1542 size_t len;
1543 char *p;
1544
1545 len=strlen(t)+strlen(OPENSSL_CONF)+2;
1546 p=OPENSSL_malloc(len);
1547 if (p == NULL)
1548 return NULL;
1549 BUF_strlcpy(p,t,len);
1550 #ifndef OPENSSL_SYS_VMS
1551 BUF_strlcat(p,"/",len);
1552 #endif
1553 BUF_strlcat(p,OPENSSL_CONF,len);
1554
1555 return p;
1556 }
1557
index_serial_hash(const OPENSSL_CSTRING * a)1558 static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
1559 {
1560 const char *n;
1561
1562 n=a[DB_serial];
1563 while (*n == '0') n++;
1564 return(lh_strhash(n));
1565 }
1566
index_serial_cmp(const OPENSSL_CSTRING * a,const OPENSSL_CSTRING * b)1567 static int index_serial_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1568 {
1569 const char *aa,*bb;
1570
1571 for (aa=a[DB_serial]; *aa == '0'; aa++);
1572 for (bb=b[DB_serial]; *bb == '0'; bb++);
1573 return(strcmp(aa,bb));
1574 }
1575
index_name_qual(char ** a)1576 static int index_name_qual(char **a)
1577 { return(a[0][0] == 'V'); }
1578
index_name_hash(const OPENSSL_CSTRING * a)1579 static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
1580 { return(lh_strhash(a[DB_name])); }
1581
index_name_cmp(const OPENSSL_CSTRING * a,const OPENSSL_CSTRING * b)1582 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1583 { return(strcmp(a[DB_name], b[DB_name])); }
1584
IMPLEMENT_LHASH_HASH_FN(index_serial,OPENSSL_CSTRING)1585 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1586 static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1587 static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1588 static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
1589
1590 #undef BSIZE
1591 #define BSIZE 256
1592
1593 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1594 {
1595 BIO *in=NULL;
1596 BIGNUM *ret=NULL;
1597 MS_STATIC char buf[1024];
1598 ASN1_INTEGER *ai=NULL;
1599
1600 ai=ASN1_INTEGER_new();
1601 if (ai == NULL) goto err;
1602
1603 if ((in=BIO_new(BIO_s_file())) == NULL)
1604 {
1605 ERR_print_errors(bio_err);
1606 goto err;
1607 }
1608
1609 if (BIO_read_filename(in,serialfile) <= 0)
1610 {
1611 if (!create)
1612 {
1613 perror(serialfile);
1614 goto err;
1615 }
1616 else
1617 {
1618 ret=BN_new();
1619 if (ret == NULL || !rand_serial(ret, ai))
1620 BIO_printf(bio_err, "Out of memory\n");
1621 }
1622 }
1623 else
1624 {
1625 if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
1626 {
1627 BIO_printf(bio_err,"unable to load number from %s\n",
1628 serialfile);
1629 goto err;
1630 }
1631 ret=ASN1_INTEGER_to_BN(ai,NULL);
1632 if (ret == NULL)
1633 {
1634 BIO_printf(bio_err,"error converting number from bin to BIGNUM\n");
1635 goto err;
1636 }
1637 }
1638
1639 if (ret && retai)
1640 {
1641 *retai = ai;
1642 ai = NULL;
1643 }
1644 err:
1645 if (in != NULL) BIO_free(in);
1646 if (ai != NULL) ASN1_INTEGER_free(ai);
1647 return(ret);
1648 }
1649
save_serial(char * serialfile,char * suffix,BIGNUM * serial,ASN1_INTEGER ** retai)1650 int save_serial(char *serialfile, char *suffix, BIGNUM *serial, ASN1_INTEGER **retai)
1651 {
1652 char buf[1][BSIZE];
1653 BIO *out = NULL;
1654 int ret=0;
1655 ASN1_INTEGER *ai=NULL;
1656 int j;
1657
1658 if (suffix == NULL)
1659 j = strlen(serialfile);
1660 else
1661 j = strlen(serialfile) + strlen(suffix) + 1;
1662 if (j >= BSIZE)
1663 {
1664 BIO_printf(bio_err,"file name too long\n");
1665 goto err;
1666 }
1667
1668 if (suffix == NULL)
1669 BUF_strlcpy(buf[0], serialfile, BSIZE);
1670 else
1671 {
1672 #ifndef OPENSSL_SYS_VMS
1673 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1674 #else
1675 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1676 #endif
1677 }
1678 #ifdef RL_DEBUG
1679 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1680 #endif
1681 out=BIO_new(BIO_s_file());
1682 if (out == NULL)
1683 {
1684 ERR_print_errors(bio_err);
1685 goto err;
1686 }
1687 if (BIO_write_filename(out,buf[0]) <= 0)
1688 {
1689 perror(serialfile);
1690 goto err;
1691 }
1692
1693 if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
1694 {
1695 BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
1696 goto err;
1697 }
1698 i2a_ASN1_INTEGER(out,ai);
1699 BIO_puts(out,"\n");
1700 ret=1;
1701 if (retai)
1702 {
1703 *retai = ai;
1704 ai = NULL;
1705 }
1706 err:
1707 if (out != NULL) BIO_free_all(out);
1708 if (ai != NULL) ASN1_INTEGER_free(ai);
1709 return(ret);
1710 }
1711
rotate_serial(char * serialfile,char * new_suffix,char * old_suffix)1712 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1713 {
1714 char buf[5][BSIZE];
1715 int i,j;
1716
1717 i = strlen(serialfile) + strlen(old_suffix);
1718 j = strlen(serialfile) + strlen(new_suffix);
1719 if (i > j) j = i;
1720 if (j + 1 >= BSIZE)
1721 {
1722 BIO_printf(bio_err,"file name too long\n");
1723 goto err;
1724 }
1725
1726 #ifndef OPENSSL_SYS_VMS
1727 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1728 serialfile, new_suffix);
1729 #else
1730 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
1731 serialfile, new_suffix);
1732 #endif
1733 #ifndef OPENSSL_SYS_VMS
1734 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
1735 serialfile, old_suffix);
1736 #else
1737 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
1738 serialfile, old_suffix);
1739 #endif
1740 #ifdef RL_DEBUG
1741 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1742 serialfile, buf[1]);
1743 #endif
1744 if (rename(serialfile,buf[1]) < 0 && errno != ENOENT
1745 #ifdef ENOTDIR
1746 && errno != ENOTDIR
1747 #endif
1748 ) {
1749 BIO_printf(bio_err,
1750 "unable to rename %s to %s\n",
1751 serialfile, buf[1]);
1752 perror("reason");
1753 goto err;
1754 }
1755 #ifdef RL_DEBUG
1756 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1757 buf[0],serialfile);
1758 #endif
1759 if (rename(buf[0],serialfile) < 0)
1760 {
1761 BIO_printf(bio_err,
1762 "unable to rename %s to %s\n",
1763 buf[0],serialfile);
1764 perror("reason");
1765 rename(buf[1],serialfile);
1766 goto err;
1767 }
1768 return 1;
1769 err:
1770 return 0;
1771 }
1772
rand_serial(BIGNUM * b,ASN1_INTEGER * ai)1773 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1774 {
1775 BIGNUM *btmp;
1776 int ret = 0;
1777 if (b)
1778 btmp = b;
1779 else
1780 btmp = BN_new();
1781
1782 if (!btmp)
1783 return 0;
1784
1785 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1786 goto error;
1787 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1788 goto error;
1789
1790 ret = 1;
1791
1792 error:
1793
1794 if (!b)
1795 BN_free(btmp);
1796
1797 return ret;
1798 }
1799
load_index(char * dbfile,DB_ATTR * db_attr)1800 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1801 {
1802 CA_DB *retdb = NULL;
1803 TXT_DB *tmpdb = NULL;
1804 BIO *in = BIO_new(BIO_s_file());
1805 CONF *dbattr_conf = NULL;
1806 char buf[1][BSIZE];
1807 long errorline= -1;
1808
1809 if (in == NULL)
1810 {
1811 ERR_print_errors(bio_err);
1812 goto err;
1813 }
1814 if (BIO_read_filename(in,dbfile) <= 0)
1815 {
1816 perror(dbfile);
1817 BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
1818 goto err;
1819 }
1820 if ((tmpdb = TXT_DB_read(in,DB_NUMBER)) == NULL)
1821 goto err;
1822
1823 #ifndef OPENSSL_SYS_VMS
1824 BIO_snprintf(buf[0], sizeof buf[0], "%s.attr", dbfile);
1825 #else
1826 BIO_snprintf(buf[0], sizeof buf[0], "%s-attr", dbfile);
1827 #endif
1828 dbattr_conf = NCONF_new(NULL);
1829 if (NCONF_load(dbattr_conf,buf[0],&errorline) <= 0)
1830 {
1831 if (errorline > 0)
1832 {
1833 BIO_printf(bio_err,
1834 "error on line %ld of db attribute file '%s'\n"
1835 ,errorline,buf[0]);
1836 goto err;
1837 }
1838 else
1839 {
1840 NCONF_free(dbattr_conf);
1841 dbattr_conf = NULL;
1842 }
1843 }
1844
1845 if ((retdb = OPENSSL_malloc(sizeof(CA_DB))) == NULL)
1846 {
1847 fprintf(stderr, "Out of memory\n");
1848 goto err;
1849 }
1850
1851 retdb->db = tmpdb;
1852 tmpdb = NULL;
1853 if (db_attr)
1854 retdb->attributes = *db_attr;
1855 else
1856 {
1857 retdb->attributes.unique_subject = 1;
1858 }
1859
1860 if (dbattr_conf)
1861 {
1862 char *p = NCONF_get_string(dbattr_conf,NULL,"unique_subject");
1863 if (p)
1864 {
1865 #ifdef RL_DEBUG
1866 BIO_printf(bio_err, "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1867 #endif
1868 retdb->attributes.unique_subject = parse_yesno(p,1);
1869 }
1870 }
1871
1872 err:
1873 if (dbattr_conf) NCONF_free(dbattr_conf);
1874 if (tmpdb) TXT_DB_free(tmpdb);
1875 if (in) BIO_free_all(in);
1876 return retdb;
1877 }
1878
index_index(CA_DB * db)1879 int index_index(CA_DB *db)
1880 {
1881 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1882 LHASH_HASH_FN(index_serial),
1883 LHASH_COMP_FN(index_serial)))
1884 {
1885 BIO_printf(bio_err,
1886 "error creating serial number index:(%ld,%ld,%ld)\n",
1887 db->db->error,db->db->arg1,db->db->arg2);
1888 return 0;
1889 }
1890
1891 if (db->attributes.unique_subject
1892 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1893 LHASH_HASH_FN(index_name),
1894 LHASH_COMP_FN(index_name)))
1895 {
1896 BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
1897 db->db->error,db->db->arg1,db->db->arg2);
1898 return 0;
1899 }
1900 return 1;
1901 }
1902
save_index(const char * dbfile,const char * suffix,CA_DB * db)1903 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1904 {
1905 char buf[3][BSIZE];
1906 BIO *out = BIO_new(BIO_s_file());
1907 int j;
1908
1909 if (out == NULL)
1910 {
1911 ERR_print_errors(bio_err);
1912 goto err;
1913 }
1914
1915 j = strlen(dbfile) + strlen(suffix);
1916 if (j + 6 >= BSIZE)
1917 {
1918 BIO_printf(bio_err,"file name too long\n");
1919 goto err;
1920 }
1921
1922 #ifndef OPENSSL_SYS_VMS
1923 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1924 #else
1925 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1926 #endif
1927 #ifndef OPENSSL_SYS_VMS
1928 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1929 #else
1930 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1931 #endif
1932 #ifndef OPENSSL_SYS_VMS
1933 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1934 #else
1935 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1936 #endif
1937 #ifdef RL_DEBUG
1938 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1939 #endif
1940 if (BIO_write_filename(out,buf[0]) <= 0)
1941 {
1942 perror(dbfile);
1943 BIO_printf(bio_err,"unable to open '%s'\n", dbfile);
1944 goto err;
1945 }
1946 j=TXT_DB_write(out,db->db);
1947 if (j <= 0) goto err;
1948
1949 BIO_free(out);
1950
1951 out = BIO_new(BIO_s_file());
1952 #ifdef RL_DEBUG
1953 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1954 #endif
1955 if (BIO_write_filename(out,buf[1]) <= 0)
1956 {
1957 perror(buf[2]);
1958 BIO_printf(bio_err,"unable to open '%s'\n", buf[2]);
1959 goto err;
1960 }
1961 BIO_printf(out,"unique_subject = %s\n",
1962 db->attributes.unique_subject ? "yes" : "no");
1963 BIO_free(out);
1964
1965 return 1;
1966 err:
1967 return 0;
1968 }
1969
rotate_index(const char * dbfile,const char * new_suffix,const char * old_suffix)1970 int rotate_index(const char *dbfile, const char *new_suffix, const char *old_suffix)
1971 {
1972 char buf[5][BSIZE];
1973 int i,j;
1974
1975 i = strlen(dbfile) + strlen(old_suffix);
1976 j = strlen(dbfile) + strlen(new_suffix);
1977 if (i > j) j = i;
1978 if (j + 6 >= BSIZE)
1979 {
1980 BIO_printf(bio_err,"file name too long\n");
1981 goto err;
1982 }
1983
1984 #ifndef OPENSSL_SYS_VMS
1985 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
1986 #else
1987 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
1988 #endif
1989 #ifndef OPENSSL_SYS_VMS
1990 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s",
1991 dbfile, new_suffix);
1992 #else
1993 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s",
1994 dbfile, new_suffix);
1995 #endif
1996 #ifndef OPENSSL_SYS_VMS
1997 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",
1998 dbfile, new_suffix);
1999 #else
2000 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",
2001 dbfile, new_suffix);
2002 #endif
2003 #ifndef OPENSSL_SYS_VMS
2004 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",
2005 dbfile, old_suffix);
2006 #else
2007 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",
2008 dbfile, old_suffix);
2009 #endif
2010 #ifndef OPENSSL_SYS_VMS
2011 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s",
2012 dbfile, old_suffix);
2013 #else
2014 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s",
2015 dbfile, old_suffix);
2016 #endif
2017 #ifdef RL_DEBUG
2018 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2019 dbfile, buf[1]);
2020 #endif
2021 if (rename(dbfile,buf[1]) < 0 && errno != ENOENT
2022 #ifdef ENOTDIR
2023 && errno != ENOTDIR
2024 #endif
2025 ) {
2026 BIO_printf(bio_err,
2027 "unable to rename %s to %s\n",
2028 dbfile, buf[1]);
2029 perror("reason");
2030 goto err;
2031 }
2032 #ifdef RL_DEBUG
2033 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2034 buf[0],dbfile);
2035 #endif
2036 if (rename(buf[0],dbfile) < 0)
2037 {
2038 BIO_printf(bio_err,
2039 "unable to rename %s to %s\n",
2040 buf[0],dbfile);
2041 perror("reason");
2042 rename(buf[1],dbfile);
2043 goto err;
2044 }
2045 #ifdef RL_DEBUG
2046 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2047 buf[4],buf[3]);
2048 #endif
2049 if (rename(buf[4],buf[3]) < 0 && errno != ENOENT
2050 #ifdef ENOTDIR
2051 && errno != ENOTDIR
2052 #endif
2053 ) {
2054 BIO_printf(bio_err,
2055 "unable to rename %s to %s\n",
2056 buf[4], buf[3]);
2057 perror("reason");
2058 rename(dbfile,buf[0]);
2059 rename(buf[1],dbfile);
2060 goto err;
2061 }
2062 #ifdef RL_DEBUG
2063 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
2064 buf[2],buf[4]);
2065 #endif
2066 if (rename(buf[2],buf[4]) < 0)
2067 {
2068 BIO_printf(bio_err,
2069 "unable to rename %s to %s\n",
2070 buf[2],buf[4]);
2071 perror("reason");
2072 rename(buf[3],buf[4]);
2073 rename(dbfile,buf[0]);
2074 rename(buf[1],dbfile);
2075 goto err;
2076 }
2077 return 1;
2078 err:
2079 return 0;
2080 }
2081
free_index(CA_DB * db)2082 void free_index(CA_DB *db)
2083 {
2084 if (db)
2085 {
2086 if (db->db) TXT_DB_free(db->db);
2087 OPENSSL_free(db);
2088 }
2089 }
2090
parse_yesno(const char * str,int def)2091 int parse_yesno(const char *str, int def)
2092 {
2093 int ret = def;
2094 if (str)
2095 {
2096 switch (*str)
2097 {
2098 case 'f': /* false */
2099 case 'F': /* FALSE */
2100 case 'n': /* no */
2101 case 'N': /* NO */
2102 case '0': /* 0 */
2103 ret = 0;
2104 break;
2105 case 't': /* true */
2106 case 'T': /* TRUE */
2107 case 'y': /* yes */
2108 case 'Y': /* YES */
2109 case '1': /* 1 */
2110 ret = 1;
2111 break;
2112 default:
2113 ret = def;
2114 break;
2115 }
2116 }
2117 return ret;
2118 }
2119
2120 /*
2121 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
2122 * where characters may be escaped by \
2123 */
parse_name(char * subject,long chtype,int multirdn)2124 X509_NAME *parse_name(char *subject, long chtype, int multirdn)
2125 {
2126 size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
2127 char *buf = OPENSSL_malloc(buflen);
2128 size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
2129 char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
2130 char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
2131 int *mval = OPENSSL_malloc (max_ne * sizeof (int));
2132
2133 char *sp = subject, *bp = buf;
2134 int i, ne_num = 0;
2135
2136 X509_NAME *n = NULL;
2137 int nid;
2138
2139 if (!buf || !ne_types || !ne_values || !mval)
2140 {
2141 BIO_printf(bio_err, "malloc error\n");
2142 goto error;
2143 }
2144
2145 if (*subject != '/')
2146 {
2147 BIO_printf(bio_err, "Subject does not start with '/'.\n");
2148 goto error;
2149 }
2150 sp++; /* skip leading / */
2151
2152 /* no multivalued RDN by default */
2153 mval[ne_num] = 0;
2154
2155 while (*sp)
2156 {
2157 /* collect type */
2158 ne_types[ne_num] = bp;
2159 while (*sp)
2160 {
2161 if (*sp == '\\') /* is there anything to escape in the type...? */
2162 {
2163 if (*++sp)
2164 *bp++ = *sp++;
2165 else
2166 {
2167 BIO_printf(bio_err, "escape character at end of string\n");
2168 goto error;
2169 }
2170 }
2171 else if (*sp == '=')
2172 {
2173 sp++;
2174 *bp++ = '\0';
2175 break;
2176 }
2177 else
2178 *bp++ = *sp++;
2179 }
2180 if (!*sp)
2181 {
2182 BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
2183 goto error;
2184 }
2185 ne_values[ne_num] = bp;
2186 while (*sp)
2187 {
2188 if (*sp == '\\')
2189 {
2190 if (*++sp)
2191 *bp++ = *sp++;
2192 else
2193 {
2194 BIO_printf(bio_err, "escape character at end of string\n");
2195 goto error;
2196 }
2197 }
2198 else if (*sp == '/')
2199 {
2200 sp++;
2201 /* no multivalued RDN by default */
2202 mval[ne_num+1] = 0;
2203 break;
2204 }
2205 else if (*sp == '+' && multirdn)
2206 {
2207 /* a not escaped + signals a mutlivalued RDN */
2208 sp++;
2209 mval[ne_num+1] = -1;
2210 break;
2211 }
2212 else
2213 *bp++ = *sp++;
2214 }
2215 *bp++ = '\0';
2216 ne_num++;
2217 }
2218
2219 if (!(n = X509_NAME_new()))
2220 goto error;
2221
2222 for (i = 0; i < ne_num; i++)
2223 {
2224 if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
2225 {
2226 BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
2227 continue;
2228 }
2229
2230 if (!*ne_values[i])
2231 {
2232 BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
2233 continue;
2234 }
2235
2236 if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,mval[i]))
2237 goto error;
2238 }
2239
2240 OPENSSL_free(ne_values);
2241 OPENSSL_free(ne_types);
2242 OPENSSL_free(buf);
2243 OPENSSL_free(mval);
2244 return n;
2245
2246 error:
2247 X509_NAME_free(n);
2248 if (ne_values)
2249 OPENSSL_free(ne_values);
2250 if (ne_types)
2251 OPENSSL_free(ne_types);
2252 if (mval)
2253 OPENSSL_free(mval);
2254 if (buf)
2255 OPENSSL_free(buf);
2256 return NULL;
2257 }
2258
args_verify(char *** pargs,int * pargc,int * badarg,BIO * err,X509_VERIFY_PARAM ** pm)2259 int args_verify(char ***pargs, int *pargc,
2260 int *badarg, BIO *err, X509_VERIFY_PARAM **pm)
2261 {
2262 ASN1_OBJECT *otmp = NULL;
2263 unsigned long flags = 0;
2264 int i;
2265 int purpose = 0, depth = -1;
2266 char **oldargs = *pargs;
2267 char *arg = **pargs, *argn = (*pargs)[1];
2268 time_t at_time = 0;
2269 if (!strcmp(arg, "-policy"))
2270 {
2271 if (!argn)
2272 *badarg = 1;
2273 else
2274 {
2275 otmp = OBJ_txt2obj(argn, 0);
2276 if (!otmp)
2277 {
2278 BIO_printf(err, "Invalid Policy \"%s\"\n",
2279 argn);
2280 *badarg = 1;
2281 }
2282 }
2283 (*pargs)++;
2284 }
2285 else if (strcmp(arg,"-purpose") == 0)
2286 {
2287 X509_PURPOSE *xptmp;
2288 if (!argn)
2289 *badarg = 1;
2290 else
2291 {
2292 i = X509_PURPOSE_get_by_sname(argn);
2293 if(i < 0)
2294 {
2295 BIO_printf(err, "unrecognized purpose\n");
2296 *badarg = 1;
2297 }
2298 else
2299 {
2300 xptmp = X509_PURPOSE_get0(i);
2301 purpose = X509_PURPOSE_get_id(xptmp);
2302 }
2303 }
2304 (*pargs)++;
2305 }
2306 else if (strcmp(arg,"-verify_depth") == 0)
2307 {
2308 if (!argn)
2309 *badarg = 1;
2310 else
2311 {
2312 depth = atoi(argn);
2313 if(depth < 0)
2314 {
2315 BIO_printf(err, "invalid depth\n");
2316 *badarg = 1;
2317 }
2318 }
2319 (*pargs)++;
2320 }
2321 else if (strcmp(arg,"-attime") == 0)
2322 {
2323 if (!argn)
2324 *badarg = 1;
2325 else
2326 {
2327 long timestamp;
2328 /* interpret the -attime argument as seconds since
2329 * Epoch */
2330 if (sscanf(argn, "%li", ×tamp) != 1)
2331 {
2332 BIO_printf(bio_err,
2333 "Error parsing timestamp %s\n",
2334 argn);
2335 *badarg = 1;
2336 }
2337 /* on some platforms time_t may be a float */
2338 at_time = (time_t) timestamp;
2339 }
2340 (*pargs)++;
2341 }
2342 else if (!strcmp(arg, "-ignore_critical"))
2343 flags |= X509_V_FLAG_IGNORE_CRITICAL;
2344 else if (!strcmp(arg, "-issuer_checks"))
2345 flags |= X509_V_FLAG_CB_ISSUER_CHECK;
2346 else if (!strcmp(arg, "-crl_check"))
2347 flags |= X509_V_FLAG_CRL_CHECK;
2348 else if (!strcmp(arg, "-crl_check_all"))
2349 flags |= X509_V_FLAG_CRL_CHECK|X509_V_FLAG_CRL_CHECK_ALL;
2350 else if (!strcmp(arg, "-policy_check"))
2351 flags |= X509_V_FLAG_POLICY_CHECK;
2352 else if (!strcmp(arg, "-explicit_policy"))
2353 flags |= X509_V_FLAG_EXPLICIT_POLICY;
2354 else if (!strcmp(arg, "-inhibit_any"))
2355 flags |= X509_V_FLAG_INHIBIT_ANY;
2356 else if (!strcmp(arg, "-inhibit_map"))
2357 flags |= X509_V_FLAG_INHIBIT_MAP;
2358 else if (!strcmp(arg, "-x509_strict"))
2359 flags |= X509_V_FLAG_X509_STRICT;
2360 else if (!strcmp(arg, "-extended_crl"))
2361 flags |= X509_V_FLAG_EXTENDED_CRL_SUPPORT;
2362 else if (!strcmp(arg, "-use_deltas"))
2363 flags |= X509_V_FLAG_USE_DELTAS;
2364 else if (!strcmp(arg, "-policy_print"))
2365 flags |= X509_V_FLAG_NOTIFY_POLICY;
2366 else if (!strcmp(arg, "-check_ss_sig"))
2367 flags |= X509_V_FLAG_CHECK_SS_SIGNATURE;
2368 else
2369 return 0;
2370
2371 if (*badarg)
2372 {
2373 if (*pm)
2374 X509_VERIFY_PARAM_free(*pm);
2375 *pm = NULL;
2376 goto end;
2377 }
2378
2379 if (!*pm && !(*pm = X509_VERIFY_PARAM_new()))
2380 {
2381 *badarg = 1;
2382 goto end;
2383 }
2384
2385 if (otmp)
2386 X509_VERIFY_PARAM_add0_policy(*pm, otmp);
2387 if (flags)
2388 X509_VERIFY_PARAM_set_flags(*pm, flags);
2389
2390 if (purpose)
2391 X509_VERIFY_PARAM_set_purpose(*pm, purpose);
2392
2393 if (depth >= 0)
2394 X509_VERIFY_PARAM_set_depth(*pm, depth);
2395
2396 if (at_time)
2397 X509_VERIFY_PARAM_set_time(*pm, at_time);
2398
2399 end:
2400
2401 (*pargs)++;
2402
2403 if (pargc)
2404 *pargc -= *pargs - oldargs;
2405
2406 return 1;
2407
2408 }
2409
2410 /* Read whole contents of a BIO into an allocated memory buffer and
2411 * return it.
2412 */
2413
bio_to_mem(unsigned char ** out,int maxlen,BIO * in)2414 int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
2415 {
2416 BIO *mem;
2417 int len, ret;
2418 unsigned char tbuf[1024];
2419 mem = BIO_new(BIO_s_mem());
2420 if (!mem)
2421 return -1;
2422 for(;;)
2423 {
2424 if ((maxlen != -1) && maxlen < 1024)
2425 len = maxlen;
2426 else
2427 len = 1024;
2428 len = BIO_read(in, tbuf, len);
2429 if (len <= 0)
2430 break;
2431 if (BIO_write(mem, tbuf, len) != len)
2432 {
2433 BIO_free(mem);
2434 return -1;
2435 }
2436 maxlen -= len;
2437
2438 if (maxlen == 0)
2439 break;
2440 }
2441 ret = BIO_get_mem_data(mem, (char **)out);
2442 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
2443 BIO_free(mem);
2444 return ret;
2445 }
2446
pkey_ctrl_string(EVP_PKEY_CTX * ctx,char * value)2447 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
2448 {
2449 int rv;
2450 char *stmp, *vtmp = NULL;
2451 stmp = BUF_strdup(value);
2452 if (!stmp)
2453 return -1;
2454 vtmp = strchr(stmp, ':');
2455 if (vtmp)
2456 {
2457 *vtmp = 0;
2458 vtmp++;
2459 }
2460 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
2461 OPENSSL_free(stmp);
2462 return rv;
2463 }
2464
nodes_print(BIO * out,const char * name,STACK_OF (X509_POLICY_NODE)* nodes)2465 static void nodes_print(BIO *out, const char *name,
2466 STACK_OF(X509_POLICY_NODE) *nodes)
2467 {
2468 X509_POLICY_NODE *node;
2469 int i;
2470 BIO_printf(out, "%s Policies:", name);
2471 if (nodes)
2472 {
2473 BIO_puts(out, "\n");
2474 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++)
2475 {
2476 node = sk_X509_POLICY_NODE_value(nodes, i);
2477 X509_POLICY_NODE_print(out, node, 2);
2478 }
2479 }
2480 else
2481 BIO_puts(out, " <empty>\n");
2482 }
2483
policies_print(BIO * out,X509_STORE_CTX * ctx)2484 void policies_print(BIO *out, X509_STORE_CTX *ctx)
2485 {
2486 X509_POLICY_TREE *tree;
2487 int explicit_policy;
2488 int free_out = 0;
2489 if (out == NULL)
2490 {
2491 out = BIO_new_fp(stderr, BIO_NOCLOSE);
2492 free_out = 1;
2493 }
2494 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2495 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2496
2497 BIO_printf(out, "Require explicit Policy: %s\n",
2498 explicit_policy ? "True" : "False");
2499
2500 nodes_print(out, "Authority", X509_policy_tree_get0_policies(tree));
2501 nodes_print(out, "User", X509_policy_tree_get0_user_policies(tree));
2502 if (free_out)
2503 BIO_free(out);
2504 }
2505
2506 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
2507
jpake_init(const char * us,const char * them,const char * secret)2508 static JPAKE_CTX *jpake_init(const char *us, const char *them,
2509 const char *secret)
2510 {
2511 BIGNUM *p = NULL;
2512 BIGNUM *g = NULL;
2513 BIGNUM *q = NULL;
2514 BIGNUM *bnsecret = BN_new();
2515 JPAKE_CTX *ctx;
2516
2517 /* Use a safe prime for p (that we found earlier) */
2518 BN_hex2bn(&p, "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
2519 g = BN_new();
2520 BN_set_word(g, 2);
2521 q = BN_new();
2522 BN_rshift1(q, p);
2523
2524 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
2525
2526 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
2527 BN_free(bnsecret);
2528 BN_free(q);
2529 BN_free(g);
2530 BN_free(p);
2531
2532 return ctx;
2533 }
2534
jpake_send_part(BIO * conn,const JPAKE_STEP_PART * p)2535 static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
2536 {
2537 BN_print(conn, p->gx);
2538 BIO_puts(conn, "\n");
2539 BN_print(conn, p->zkpx.gr);
2540 BIO_puts(conn, "\n");
2541 BN_print(conn, p->zkpx.b);
2542 BIO_puts(conn, "\n");
2543 }
2544
jpake_send_step1(BIO * bconn,JPAKE_CTX * ctx)2545 static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
2546 {
2547 JPAKE_STEP1 s1;
2548
2549 JPAKE_STEP1_init(&s1);
2550 JPAKE_STEP1_generate(&s1, ctx);
2551 jpake_send_part(bconn, &s1.p1);
2552 jpake_send_part(bconn, &s1.p2);
2553 (void)BIO_flush(bconn);
2554 JPAKE_STEP1_release(&s1);
2555 }
2556
jpake_send_step2(BIO * bconn,JPAKE_CTX * ctx)2557 static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
2558 {
2559 JPAKE_STEP2 s2;
2560
2561 JPAKE_STEP2_init(&s2);
2562 JPAKE_STEP2_generate(&s2, ctx);
2563 jpake_send_part(bconn, &s2);
2564 (void)BIO_flush(bconn);
2565 JPAKE_STEP2_release(&s2);
2566 }
2567
jpake_send_step3a(BIO * bconn,JPAKE_CTX * ctx)2568 static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
2569 {
2570 JPAKE_STEP3A s3a;
2571
2572 JPAKE_STEP3A_init(&s3a);
2573 JPAKE_STEP3A_generate(&s3a, ctx);
2574 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2575 (void)BIO_flush(bconn);
2576 JPAKE_STEP3A_release(&s3a);
2577 }
2578
jpake_send_step3b(BIO * bconn,JPAKE_CTX * ctx)2579 static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
2580 {
2581 JPAKE_STEP3B s3b;
2582
2583 JPAKE_STEP3B_init(&s3b);
2584 JPAKE_STEP3B_generate(&s3b, ctx);
2585 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2586 (void)BIO_flush(bconn);
2587 JPAKE_STEP3B_release(&s3b);
2588 }
2589
readbn(BIGNUM ** bn,BIO * bconn)2590 static void readbn(BIGNUM **bn, BIO *bconn)
2591 {
2592 char buf[10240];
2593 int l;
2594
2595 l = BIO_gets(bconn, buf, sizeof buf);
2596 assert(l > 0);
2597 assert(buf[l-1] == '\n');
2598 buf[l-1] = '\0';
2599 BN_hex2bn(bn, buf);
2600 }
2601
jpake_receive_part(JPAKE_STEP_PART * p,BIO * bconn)2602 static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
2603 {
2604 readbn(&p->gx, bconn);
2605 readbn(&p->zkpx.gr, bconn);
2606 readbn(&p->zkpx.b, bconn);
2607 }
2608
jpake_receive_step1(JPAKE_CTX * ctx,BIO * bconn)2609 static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
2610 {
2611 JPAKE_STEP1 s1;
2612
2613 JPAKE_STEP1_init(&s1);
2614 jpake_receive_part(&s1.p1, bconn);
2615 jpake_receive_part(&s1.p2, bconn);
2616 if(!JPAKE_STEP1_process(ctx, &s1))
2617 {
2618 ERR_print_errors(bio_err);
2619 exit(1);
2620 }
2621 JPAKE_STEP1_release(&s1);
2622 }
2623
jpake_receive_step2(JPAKE_CTX * ctx,BIO * bconn)2624 static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
2625 {
2626 JPAKE_STEP2 s2;
2627
2628 JPAKE_STEP2_init(&s2);
2629 jpake_receive_part(&s2, bconn);
2630 if(!JPAKE_STEP2_process(ctx, &s2))
2631 {
2632 ERR_print_errors(bio_err);
2633 exit(1);
2634 }
2635 JPAKE_STEP2_release(&s2);
2636 }
2637
jpake_receive_step3a(JPAKE_CTX * ctx,BIO * bconn)2638 static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
2639 {
2640 JPAKE_STEP3A s3a;
2641 int l;
2642
2643 JPAKE_STEP3A_init(&s3a);
2644 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2645 assert(l == sizeof s3a.hhk);
2646 if(!JPAKE_STEP3A_process(ctx, &s3a))
2647 {
2648 ERR_print_errors(bio_err);
2649 exit(1);
2650 }
2651 JPAKE_STEP3A_release(&s3a);
2652 }
2653
jpake_receive_step3b(JPAKE_CTX * ctx,BIO * bconn)2654 static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
2655 {
2656 JPAKE_STEP3B s3b;
2657 int l;
2658
2659 JPAKE_STEP3B_init(&s3b);
2660 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2661 assert(l == sizeof s3b.hk);
2662 if(!JPAKE_STEP3B_process(ctx, &s3b))
2663 {
2664 ERR_print_errors(bio_err);
2665 exit(1);
2666 }
2667 JPAKE_STEP3B_release(&s3b);
2668 }
2669
jpake_client_auth(BIO * out,BIO * conn,const char * secret)2670 void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
2671 {
2672 JPAKE_CTX *ctx;
2673 BIO *bconn;
2674
2675 BIO_puts(out, "Authenticating with JPAKE\n");
2676
2677 ctx = jpake_init("client", "server", secret);
2678
2679 bconn = BIO_new(BIO_f_buffer());
2680 BIO_push(bconn, conn);
2681
2682 jpake_send_step1(bconn, ctx);
2683 jpake_receive_step1(ctx, bconn);
2684 jpake_send_step2(bconn, ctx);
2685 jpake_receive_step2(ctx, bconn);
2686 jpake_send_step3a(bconn, ctx);
2687 jpake_receive_step3b(ctx, bconn);
2688
2689 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2690
2691 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2692
2693 BIO_pop(bconn);
2694 BIO_free(bconn);
2695
2696 JPAKE_CTX_free(ctx);
2697 }
2698
jpake_server_auth(BIO * out,BIO * conn,const char * secret)2699 void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
2700 {
2701 JPAKE_CTX *ctx;
2702 BIO *bconn;
2703
2704 BIO_puts(out, "Authenticating with JPAKE\n");
2705
2706 ctx = jpake_init("server", "client", secret);
2707
2708 bconn = BIO_new(BIO_f_buffer());
2709 BIO_push(bconn, conn);
2710
2711 jpake_receive_step1(ctx, bconn);
2712 jpake_send_step1(bconn, ctx);
2713 jpake_receive_step2(ctx, bconn);
2714 jpake_send_step2(bconn, ctx);
2715 jpake_receive_step3a(ctx, bconn);
2716 jpake_send_step3b(bconn, ctx);
2717
2718 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2719
2720 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2721
2722 BIO_pop(bconn);
2723 BIO_free(bconn);
2724
2725 JPAKE_CTX_free(ctx);
2726 }
2727
2728 #endif
2729
2730 #if !defined(OPENSSL_NO_TLSEXT) && !defined(OPENSSL_NO_NEXTPROTONEG)
2731 /* next_protos_parse parses a comma separated list of strings into a string
2732 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2733 * outlen: (output) set to the length of the resulting buffer on success.
2734 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2735 * in: a NUL termianted string like "abc,def,ghi"
2736 *
2737 * returns: a malloced buffer or NULL on failure.
2738 */
next_protos_parse(unsigned short * outlen,const char * in)2739 unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
2740 {
2741 size_t len;
2742 unsigned char *out;
2743 size_t i, start = 0;
2744
2745 len = strlen(in);
2746 if (len >= 65535)
2747 return NULL;
2748
2749 out = OPENSSL_malloc(strlen(in) + 1);
2750 if (!out)
2751 return NULL;
2752
2753 for (i = 0; i <= len; ++i)
2754 {
2755 if (i == len || in[i] == ',')
2756 {
2757 if (i - start > 255)
2758 {
2759 OPENSSL_free(out);
2760 return NULL;
2761 }
2762 out[start] = i - start;
2763 start = i + 1;
2764 }
2765 else
2766 out[i+1] = in[i];
2767 }
2768
2769 *outlen = len + 1;
2770 return out;
2771 }
2772 #endif /* !OPENSSL_NO_TLSEXT && !OPENSSL_NO_NEXTPROTONEG */
2773
2774 /*
2775 * Platform-specific sections
2776 */
2777 #if defined(_WIN32)
2778 # ifdef fileno
2779 # undef fileno
2780 # define fileno(a) (int)_fileno(a)
2781 # endif
2782
2783 # include <windows.h>
2784 # include <tchar.h>
2785
WIN32_rename(const char * from,const char * to)2786 static int WIN32_rename(const char *from, const char *to)
2787 {
2788 TCHAR *tfrom=NULL,*tto;
2789 DWORD err;
2790 int ret=0;
2791
2792 if (sizeof(TCHAR) == 1)
2793 {
2794 tfrom = (TCHAR *)from;
2795 tto = (TCHAR *)to;
2796 }
2797 else /* UNICODE path */
2798 {
2799 size_t i,flen=strlen(from)+1,tlen=strlen(to)+1;
2800 tfrom = (TCHAR *)malloc(sizeof(TCHAR)*(flen+tlen));
2801 if (tfrom==NULL) goto err;
2802 tto=tfrom+flen;
2803 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2804 if (!MultiByteToWideChar(CP_ACP,0,from,flen,(WCHAR *)tfrom,flen))
2805 #endif
2806 for (i=0;i<flen;i++) tfrom[i]=(TCHAR)from[i];
2807 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2808 if (!MultiByteToWideChar(CP_ACP,0,to, tlen,(WCHAR *)tto, tlen))
2809 #endif
2810 for (i=0;i<tlen;i++) tto[i] =(TCHAR)to[i];
2811 }
2812
2813 if (MoveFile(tfrom,tto)) goto ok;
2814 err=GetLastError();
2815 if (err==ERROR_ALREADY_EXISTS || err==ERROR_FILE_EXISTS)
2816 {
2817 if (DeleteFile(tto) && MoveFile(tfrom,tto))
2818 goto ok;
2819 err=GetLastError();
2820 }
2821 if (err==ERROR_FILE_NOT_FOUND || err==ERROR_PATH_NOT_FOUND)
2822 errno = ENOENT;
2823 else if (err==ERROR_ACCESS_DENIED)
2824 errno = EACCES;
2825 else
2826 errno = EINVAL; /* we could map more codes... */
2827 err:
2828 ret=-1;
2829 ok:
2830 if (tfrom!=NULL && tfrom!=(TCHAR *)from) free(tfrom);
2831 return ret;
2832 }
2833 #endif
2834
2835 /* app_tminterval section */
2836 #if defined(_WIN32)
app_tminterval(int stop,int usertime)2837 double app_tminterval(int stop,int usertime)
2838 {
2839 FILETIME now;
2840 double ret=0;
2841 static ULARGE_INTEGER tmstart;
2842 static int warning=1;
2843 #ifdef _WIN32_WINNT
2844 static HANDLE proc=NULL;
2845
2846 if (proc==NULL)
2847 {
2848 if (check_winnt())
2849 proc = OpenProcess(PROCESS_QUERY_INFORMATION,FALSE,
2850 GetCurrentProcessId());
2851 if (proc==NULL) proc = (HANDLE)-1;
2852 }
2853
2854 if (usertime && proc!=(HANDLE)-1)
2855 {
2856 FILETIME junk;
2857 GetProcessTimes(proc,&junk,&junk,&junk,&now);
2858 }
2859 else
2860 #endif
2861 {
2862 SYSTEMTIME systime;
2863
2864 if (usertime && warning)
2865 {
2866 BIO_printf(bio_err,"To get meaningful results, run "
2867 "this program on idle system.\n");
2868 warning=0;
2869 }
2870 GetSystemTime(&systime);
2871 SystemTimeToFileTime(&systime,&now);
2872 }
2873
2874 if (stop==TM_START)
2875 {
2876 tmstart.u.LowPart = now.dwLowDateTime;
2877 tmstart.u.HighPart = now.dwHighDateTime;
2878 }
2879 else {
2880 ULARGE_INTEGER tmstop;
2881
2882 tmstop.u.LowPart = now.dwLowDateTime;
2883 tmstop.u.HighPart = now.dwHighDateTime;
2884
2885 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart)*1e-7;
2886 }
2887
2888 return (ret);
2889 }
2890
2891 #elif defined(OPENSSL_SYS_NETWARE)
2892 #include <time.h>
2893
app_tminterval(int stop,int usertime)2894 double app_tminterval(int stop,int usertime)
2895 {
2896 double ret=0;
2897 static clock_t tmstart;
2898 static int warning=1;
2899
2900 if (usertime && warning)
2901 {
2902 BIO_printf(bio_err,"To get meaningful results, run "
2903 "this program on idle system.\n");
2904 warning=0;
2905 }
2906
2907 if (stop==TM_START) tmstart = clock();
2908 else ret = (clock()-tmstart)/(double)CLOCKS_PER_SEC;
2909
2910 return (ret);
2911 }
2912
2913 #elif defined(OPENSSL_SYSTEM_VXWORKS)
2914 #include <time.h>
2915
app_tminterval(int stop,int usertime)2916 double app_tminterval(int stop,int usertime)
2917 {
2918 double ret=0;
2919 #ifdef CLOCK_REALTIME
2920 static struct timespec tmstart;
2921 struct timespec now;
2922 #else
2923 static unsigned long tmstart;
2924 unsigned long now;
2925 #endif
2926 static int warning=1;
2927
2928 if (usertime && warning)
2929 {
2930 BIO_printf(bio_err,"To get meaningful results, run "
2931 "this program on idle system.\n");
2932 warning=0;
2933 }
2934
2935 #ifdef CLOCK_REALTIME
2936 clock_gettime(CLOCK_REALTIME,&now);
2937 if (stop==TM_START) tmstart = now;
2938 else ret = ( (now.tv_sec+now.tv_nsec*1e-9)
2939 - (tmstart.tv_sec+tmstart.tv_nsec*1e-9) );
2940 #else
2941 now = tickGet();
2942 if (stop==TM_START) tmstart = now;
2943 else ret = (now - tmstart)/(double)sysClkRateGet();
2944 #endif
2945 return (ret);
2946 }
2947
2948 #elif defined(OPENSSL_SYSTEM_VMS)
2949 #include <time.h>
2950 #include <times.h>
2951
app_tminterval(int stop,int usertime)2952 double app_tminterval(int stop,int usertime)
2953 {
2954 static clock_t tmstart;
2955 double ret = 0;
2956 clock_t now;
2957 #ifdef __TMS
2958 struct tms rus;
2959
2960 now = times(&rus);
2961 if (usertime) now = rus.tms_utime;
2962 #else
2963 if (usertime)
2964 now = clock(); /* sum of user and kernel times */
2965 else {
2966 struct timeval tv;
2967 gettimeofday(&tv,NULL);
2968 now = (clock_t)(
2969 (unsigned long long)tv.tv_sec*CLK_TCK +
2970 (unsigned long long)tv.tv_usec*(1000000/CLK_TCK)
2971 );
2972 }
2973 #endif
2974 if (stop==TM_START) tmstart = now;
2975 else ret = (now - tmstart)/(double)(CLK_TCK);
2976
2977 return (ret);
2978 }
2979
2980 #elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2981 #include <sys/times.h>
2982
app_tminterval(int stop,int usertime)2983 double app_tminterval(int stop,int usertime)
2984 {
2985 double ret = 0;
2986 struct tms rus;
2987 clock_t now = times(&rus);
2988 static clock_t tmstart;
2989
2990 if (usertime) now = rus.tms_utime;
2991
2992 if (stop==TM_START) tmstart = now;
2993 else
2994 {
2995 long int tck = sysconf(_SC_CLK_TCK);
2996 ret = (now - tmstart)/(double)tck;
2997 }
2998
2999 return (ret);
3000 }
3001
3002 #else
3003 #include <sys/time.h>
3004 #include <sys/resource.h>
3005
app_tminterval(int stop,int usertime)3006 double app_tminterval(int stop,int usertime)
3007 {
3008 double ret = 0;
3009 struct rusage rus;
3010 struct timeval now;
3011 static struct timeval tmstart;
3012
3013 if (usertime) getrusage(RUSAGE_SELF,&rus), now = rus.ru_utime;
3014 else gettimeofday(&now,NULL);
3015
3016 if (stop==TM_START) tmstart = now;
3017 else ret = ( (now.tv_sec+now.tv_usec*1e-6)
3018 - (tmstart.tv_sec+tmstart.tv_usec*1e-6) );
3019
3020 return ret;
3021 }
3022 #endif
3023
3024 /* app_isdir section */
3025 #ifdef _WIN32
app_isdir(const char * name)3026 int app_isdir(const char *name)
3027 {
3028 HANDLE hList;
3029 WIN32_FIND_DATA FileData;
3030 #if defined(UNICODE) || defined(_UNICODE)
3031 size_t i, len_0 = strlen(name)+1;
3032
3033 if (len_0 > sizeof(FileData.cFileName)/sizeof(FileData.cFileName[0]))
3034 return -1;
3035
3036 #if !defined(_WIN32_WCE) || _WIN32_WCE>=101
3037 if (!MultiByteToWideChar(CP_ACP,0,name,len_0,FileData.cFileName,len_0))
3038 #endif
3039 for (i=0;i<len_0;i++)
3040 FileData.cFileName[i] = (WCHAR)name[i];
3041
3042 hList = FindFirstFile(FileData.cFileName,&FileData);
3043 #else
3044 hList = FindFirstFile(name,&FileData);
3045 #endif
3046 if (hList == INVALID_HANDLE_VALUE) return -1;
3047 FindClose(hList);
3048 return ((FileData.dwFileAttributes&FILE_ATTRIBUTE_DIRECTORY)!=0);
3049 }
3050 #else
3051 #include <sys/stat.h>
3052 #ifndef S_ISDIR
3053 # if defined(_S_IFMT) && defined(_S_IFDIR)
3054 # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
3055 # else
3056 # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
3057 # endif
3058 #endif
3059
app_isdir(const char * name)3060 int app_isdir(const char *name)
3061 {
3062 #if defined(S_ISDIR)
3063 struct stat st;
3064
3065 if (stat(name,&st)==0) return S_ISDIR(st.st_mode);
3066 else return -1;
3067 #else
3068 return -1;
3069 #endif
3070 }
3071 #endif
3072
3073 /* raw_read|write section */
3074 #if defined(_WIN32) && defined(STD_INPUT_HANDLE)
raw_read_stdin(void * buf,int siz)3075 int raw_read_stdin(void *buf,int siz)
3076 {
3077 DWORD n;
3078 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE),buf,siz,&n,NULL))
3079 return (n);
3080 else return (-1);
3081 }
3082 #else
raw_read_stdin(void * buf,int siz)3083 int raw_read_stdin(void *buf,int siz)
3084 { return read(fileno(stdin),buf,siz); }
3085 #endif
3086
3087 #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
raw_write_stdout(const void * buf,int siz)3088 int raw_write_stdout(const void *buf,int siz)
3089 {
3090 DWORD n;
3091 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE),buf,siz,&n,NULL))
3092 return (n);
3093 else return (-1);
3094 }
3095 #else
raw_write_stdout(const void * buf,int siz)3096 int raw_write_stdout(const void *buf,int siz)
3097 { return write(fileno(stdout),buf,siz); }
3098 #endif
3099