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1 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
2 * All rights reserved.
3 *
4 * This package is an SSL implementation written
5 * by Eric Young (eay@cryptsoft.com).
6 * The implementation was written so as to conform with Netscapes SSL.
7 *
8 * This library is free for commercial and non-commercial use as long as
9 * the following conditions are aheared to. The following conditions
10 * apply to all code found in this distribution, be it the RC4, RSA,
11 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
12 * included with this distribution is covered by the same copyright terms
13 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
14 *
15 * Copyright remains Eric Young's, and as such any Copyright notices in
16 * the code are not to be removed.
17 * If this package is used in a product, Eric Young should be given attribution
18 * as the author of the parts of the library used.
19 * This can be in the form of a textual message at program startup or
20 * in documentation (online or textual) provided with the package.
21 *
22 * Redistribution and use in source and binary forms, with or without
23 * modification, are permitted provided that the following conditions
24 * are met:
25 * 1. Redistributions of source code must retain the copyright
26 * notice, this list of conditions and the following disclaimer.
27 * 2. Redistributions in binary form must reproduce the above copyright
28 * notice, this list of conditions and the following disclaimer in the
29 * documentation and/or other materials provided with the distribution.
30 * 3. All advertising materials mentioning features or use of this software
31 * must display the following acknowledgement:
32 * "This product includes cryptographic software written by
33 * Eric Young (eay@cryptsoft.com)"
34 * The word 'cryptographic' can be left out if the rouines from the library
35 * being used are not cryptographic related :-).
36 * 4. If you include any Windows specific code (or a derivative thereof) from
37 * the apps directory (application code) you must include an acknowledgement:
38 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
39 *
40 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
41 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
42 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
43 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
44 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
45 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
46 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
48 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
49 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
50 * SUCH DAMAGE.
51 *
52 * The licence and distribution terms for any publically available version or
53 * derivative of this code cannot be changed. i.e. this code cannot simply be
54 * copied and put under another distribution licence
55 * [including the GNU Public Licence.]
56 */
57 /* ====================================================================
58 * Copyright (c) 1998-2001 The OpenSSL Project. All rights reserved.
59 *
60 * Redistribution and use in source and binary forms, with or without
61 * modification, are permitted provided that the following conditions
62 * are met:
63 *
64 * 1. Redistributions of source code must retain the above copyright
65 * notice, this list of conditions and the following disclaimer.
66 *
67 * 2. Redistributions in binary form must reproduce the above copyright
68 * notice, this list of conditions and the following disclaimer in
69 * the documentation and/or other materials provided with the
70 * distribution.
71 *
72 * 3. All advertising materials mentioning features or use of this
73 * software must display the following acknowledgment:
74 * "This product includes software developed by the OpenSSL Project
75 * for use in the OpenSSL Toolkit. (http://www.openssl.org/)"
76 *
77 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
78 * endorse or promote products derived from this software without
79 * prior written permission. For written permission, please contact
80 * openssl-core@openssl.org.
81 *
82 * 5. Products derived from this software may not be called "OpenSSL"
83 * nor may "OpenSSL" appear in their names without prior written
84 * permission of the OpenSSL Project.
85 *
86 * 6. Redistributions of any form whatsoever must retain the following
87 * acknowledgment:
88 * "This product includes software developed by the OpenSSL Project
89 * for use in the OpenSSL Toolkit (http://www.openssl.org/)"
90 *
91 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
92 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
93 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
94 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
95 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
96 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
97 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
98 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
99 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
100 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
101 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
102 * OF THE POSSIBILITY OF SUCH DAMAGE.
103 * ====================================================================
104 *
105 * This product includes cryptographic software written by Eric Young
106 * (eay@cryptsoft.com). This product includes software written by Tim
107 * Hudson (tjh@cryptsoft.com).
108 *
109 */
110
111 #if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
112 /*
113 * On VMS, you need to define this to get the declaration of fileno(). The
114 * value 2 is to make sure no function defined in POSIX-2 is left undefined.
115 */
116 # define _POSIX_C_SOURCE 2
117 #endif
118 #include <stdio.h>
119 #include <stdlib.h>
120 #include <string.h>
121 #if !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_WINCE) && !defined(NETWARE_CLIB)
122 # include <strings.h>
123 #endif
124 #include <sys/types.h>
125 #include <ctype.h>
126 #include <errno.h>
127 #include <openssl/err.h>
128 #include <openssl/x509.h>
129 #include <openssl/x509v3.h>
130 #include <openssl/pem.h>
131 #include <openssl/pkcs12.h>
132 #include <openssl/ui.h>
133 #include <openssl/safestack.h>
134 #ifndef OPENSSL_NO_ENGINE
135 # include <openssl/engine.h>
136 #endif
137 #ifndef OPENSSL_NO_RSA
138 # include <openssl/rsa.h>
139 #endif
140 #include <openssl/bn.h>
141 #ifndef OPENSSL_NO_JPAKE
142 # include <openssl/jpake.h>
143 #endif
144 #include <openssl/ssl.h>
145
146 #include "apps.h"
147
148 #ifdef _WIN32
149 static int WIN32_rename(const char *from, const char *to);
150 # define rename(from,to) WIN32_rename((from),(to))
151 #endif
152
153 typedef struct {
154 const char *name;
155 unsigned long flag;
156 unsigned long mask;
157 } NAME_EX_TBL;
158
159 static UI_METHOD *ui_method = NULL;
160
161 static int set_table_opts(unsigned long *flags, const char *arg,
162 const NAME_EX_TBL * in_tbl);
163 static int set_multi_opts(unsigned long *flags, const char *arg,
164 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 *load_netscape_key(BIO *key, const char *file,
169 const char *key_descrip, int format);
170 #endif
171
172 int app_init(long mesgwin);
173
174 int chopup_args(ARGS *arg, char *buf)
175 {
176 int quoted;
177 char c = '\0', *p = NULL;
178
179 arg->argc = 0;
180 if (arg->size == 0) {
181 arg->size = 20;
182 arg->argv = app_malloc(sizeof(*arg->argv) * arg->size, "argv space");
183 if (arg->argv == NULL)
184 return 0;
185 }
186
187 for (p = buf;;) {
188 /* Skip whitespace. */
189 while (*p && isspace(*p))
190 p++;
191 if (!*p)
192 break;
193
194 /* The start of something good :-) */
195 if (arg->argc >= arg->size) {
196 arg->size += 20;
197 arg->argv = OPENSSL_realloc(arg->argv,
198 sizeof(*arg->argv) * arg->size);
199 if (arg->argv == NULL)
200 return 0;
201 }
202 quoted = *p == '\'' || *p == '"';
203 if (quoted)
204 c = *p++;
205 arg->argv[arg->argc++] = p;
206
207 /* now look for the end of this */
208 if (quoted) {
209 while (*p && *p != c)
210 p++;
211 *p++ = '\0';
212 } else {
213 while (*p && !isspace(*p))
214 p++;
215 if (*p)
216 *p++ = '\0';
217 }
218 }
219 arg->argv[arg->argc] = NULL;
220 return (1);
221 }
222
223 #ifndef APP_INIT
224 int app_init(long mesgwin)
225 {
226 return (1);
227 }
228 #endif
229
230 int ctx_set_verify_locations(SSL_CTX *ctx,
231 const char *CAfile, const char *CApath)
232 {
233 if (CAfile == NULL && CApath == NULL)
234 return SSL_CTX_set_default_verify_paths(ctx);
235 return SSL_CTX_load_verify_locations(ctx, CAfile, CApath);
236 }
237
238 int dump_cert_text(BIO *out, X509 *x)
239 {
240 char *p;
241
242 p = X509_NAME_oneline(X509_get_subject_name(x), NULL, 0);
243 BIO_puts(out, "subject=");
244 BIO_puts(out, p);
245 OPENSSL_free(p);
246
247 p = X509_NAME_oneline(X509_get_issuer_name(x), NULL, 0);
248 BIO_puts(out, "\nissuer=");
249 BIO_puts(out, p);
250 BIO_puts(out, "\n");
251 OPENSSL_free(p);
252
253 return 0;
254 }
255
256 static int ui_open(UI *ui)
257 {
258 return UI_method_get_opener(UI_OpenSSL())(ui);
259 }
260
261 static int ui_read(UI *ui, UI_STRING *uis)
262 {
263 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
264 && UI_get0_user_data(ui)) {
265 switch (UI_get_string_type(uis)) {
266 case UIT_PROMPT:
267 case UIT_VERIFY:
268 {
269 const char *password =
270 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
271 if (password && password[0] != '\0') {
272 UI_set_result(ui, uis, password);
273 return 1;
274 }
275 }
276 default:
277 break;
278 }
279 }
280 return UI_method_get_reader(UI_OpenSSL())(ui, uis);
281 }
282
283 static int ui_write(UI *ui, UI_STRING *uis)
284 {
285 if (UI_get_input_flags(uis) & UI_INPUT_FLAG_DEFAULT_PWD
286 && UI_get0_user_data(ui)) {
287 switch (UI_get_string_type(uis)) {
288 case UIT_PROMPT:
289 case UIT_VERIFY:
290 {
291 const char *password =
292 ((PW_CB_DATA *)UI_get0_user_data(ui))->password;
293 if (password && password[0] != '\0')
294 return 1;
295 }
296 default:
297 break;
298 }
299 }
300 return UI_method_get_writer(UI_OpenSSL())(ui, uis);
301 }
302
303 static int ui_close(UI *ui)
304 {
305 return UI_method_get_closer(UI_OpenSSL())(ui);
306 }
307
308 int setup_ui_method(void)
309 {
310 ui_method = UI_create_method("OpenSSL application user interface");
311 UI_method_set_opener(ui_method, ui_open);
312 UI_method_set_reader(ui_method, ui_read);
313 UI_method_set_writer(ui_method, ui_write);
314 UI_method_set_closer(ui_method, ui_close);
315 return 0;
316 }
317
318 void destroy_ui_method(void)
319 {
320 if (ui_method) {
321 UI_destroy_method(ui_method);
322 ui_method = NULL;
323 }
324 }
325
326 int password_callback(char *buf, int bufsiz, int verify, PW_CB_DATA *cb_tmp)
327 {
328 UI *ui = NULL;
329 int res = 0;
330 const char *prompt_info = NULL;
331 const char *password = NULL;
332 PW_CB_DATA *cb_data = (PW_CB_DATA *)cb_tmp;
333
334 if (cb_data) {
335 if (cb_data->password)
336 password = cb_data->password;
337 if (cb_data->prompt_info)
338 prompt_info = cb_data->prompt_info;
339 }
340
341 if (password) {
342 res = strlen(password);
343 if (res > bufsiz)
344 res = bufsiz;
345 memcpy(buf, password, res);
346 return res;
347 }
348
349 ui = UI_new_method(ui_method);
350 if (ui) {
351 int ok = 0;
352 char *buff = NULL;
353 int ui_flags = 0;
354 char *prompt;
355
356 prompt = UI_construct_prompt(ui, "pass phrase", prompt_info);
357 if (!prompt) {
358 BIO_printf(bio_err, "Out of memory\n");
359 UI_free(ui);
360 return 0;
361 }
362
363 ui_flags |= UI_INPUT_FLAG_DEFAULT_PWD;
364 UI_ctrl(ui, UI_CTRL_PRINT_ERRORS, 1, 0, 0);
365
366 if (ok >= 0)
367 ok = UI_add_input_string(ui, prompt, ui_flags, buf,
368 PW_MIN_LENGTH, bufsiz - 1);
369 if (ok >= 0 && verify) {
370 buff = app_malloc(bufsiz, "password buffer");
371 ok = UI_add_verify_string(ui, prompt, ui_flags, buff,
372 PW_MIN_LENGTH, bufsiz - 1, buf);
373 }
374 if (ok >= 0)
375 do {
376 ok = UI_process(ui);
377 }
378 while (ok < 0 && UI_ctrl(ui, UI_CTRL_IS_REDOABLE, 0, 0, 0));
379
380 OPENSSL_clear_free(buff, (unsigned int)bufsiz);
381
382 if (ok >= 0)
383 res = strlen(buf);
384 if (ok == -1) {
385 BIO_printf(bio_err, "User interface error\n");
386 ERR_print_errors(bio_err);
387 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
388 res = 0;
389 }
390 if (ok == -2) {
391 BIO_printf(bio_err, "aborted!\n");
392 OPENSSL_cleanse(buf, (unsigned int)bufsiz);
393 res = 0;
394 }
395 UI_free(ui);
396 OPENSSL_free(prompt);
397 }
398 return res;
399 }
400
401 static char *app_get_pass(char *arg, int keepbio);
402
403 int app_passwd(char *arg1, char *arg2, char **pass1, char **pass2)
404 {
405 int same;
406 if (!arg2 || !arg1 || strcmp(arg1, arg2))
407 same = 0;
408 else
409 same = 1;
410 if (arg1) {
411 *pass1 = app_get_pass(arg1, same);
412 if (!*pass1)
413 return 0;
414 } else if (pass1)
415 *pass1 = NULL;
416 if (arg2) {
417 *pass2 = app_get_pass(arg2, same ? 2 : 0);
418 if (!*pass2)
419 return 0;
420 } else if (pass2)
421 *pass2 = NULL;
422 return 1;
423 }
424
425 static char *app_get_pass(char *arg, int keepbio)
426 {
427 char *tmp, tpass[APP_PASS_LEN];
428 static BIO *pwdbio = NULL;
429 int i;
430
431 if (strncmp(arg, "pass:", 5) == 0)
432 return BUF_strdup(arg + 5);
433 if (strncmp(arg, "env:", 4) == 0) {
434 tmp = getenv(arg + 4);
435 if (!tmp) {
436 BIO_printf(bio_err, "Can't read environment variable %s\n", arg + 4);
437 return NULL;
438 }
439 return BUF_strdup(tmp);
440 }
441 if (!keepbio || !pwdbio) {
442 if (strncmp(arg, "file:", 5) == 0) {
443 pwdbio = BIO_new_file(arg + 5, "r");
444 if (!pwdbio) {
445 BIO_printf(bio_err, "Can't open file %s\n", arg + 5);
446 return NULL;
447 }
448 #if !defined(_WIN32)
449 /*
450 * Under _WIN32, which covers even Win64 and CE, file
451 * descriptors referenced by BIO_s_fd are not inherited
452 * by child process and therefore below is not an option.
453 * It could have been an option if bss_fd.c was operating
454 * on real Windows descriptors, such as those obtained
455 * with CreateFile.
456 */
457 } else if (strncmp(arg, "fd:", 3) == 0) {
458 BIO *btmp;
459 i = atoi(arg + 3);
460 if (i >= 0)
461 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
462 if ((i < 0) || !pwdbio) {
463 BIO_printf(bio_err, "Can't access file descriptor %s\n", arg + 3);
464 return NULL;
465 }
466 /*
467 * Can't do BIO_gets on an fd BIO so add a buffering BIO
468 */
469 btmp = BIO_new(BIO_f_buffer());
470 pwdbio = BIO_push(btmp, pwdbio);
471 #endif
472 } else if (strcmp(arg, "stdin") == 0) {
473 pwdbio = dup_bio_in();
474 if (!pwdbio) {
475 BIO_printf(bio_err, "Can't open BIO for stdin\n");
476 return NULL;
477 }
478 } else {
479 BIO_printf(bio_err, "Invalid password argument \"%s\"\n", arg);
480 return NULL;
481 }
482 }
483 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
484 if (keepbio != 1) {
485 BIO_free_all(pwdbio);
486 pwdbio = NULL;
487 }
488 if (i <= 0) {
489 BIO_printf(bio_err, "Error reading password from BIO\n");
490 return NULL;
491 }
492 tmp = strchr(tpass, '\n');
493 if (tmp)
494 *tmp = 0;
495 return BUF_strdup(tpass);
496 }
497
498 static CONF *app_load_config_(BIO *in, const char *filename)
499 {
500 long errorline = -1;
501 CONF *conf;
502 int i;
503
504 conf = NCONF_new(NULL);
505 i = NCONF_load_bio(conf, in, &errorline);
506 if (i > 0)
507 return conf;
508
509 if (errorline <= 0)
510 BIO_printf(bio_err, "%s: Can't load config file \"%s\"\n",
511 opt_getprog(), filename);
512 else
513 BIO_printf(bio_err, "%s: Error on line %ld of config file \"%s\"\n",
514 opt_getprog(), errorline, filename);
515 NCONF_free(conf);
516 return NULL;
517 }
518 CONF *app_load_config(const char *filename)
519 {
520 BIO *in;
521 CONF *conf;
522
523 in = bio_open_default(filename, "r");
524 if (in == NULL)
525 return NULL;
526
527 conf = app_load_config_(in, filename);
528 BIO_free(in);
529 return conf;
530 }
531 CONF *app_load_config_quiet(const char *filename)
532 {
533 BIO *in;
534 CONF *conf;
535
536 in = bio_open_default_quiet(filename, "r");
537 if (in == NULL)
538 return NULL;
539
540 conf = app_load_config_(in, filename);
541 BIO_free(in);
542 return conf;
543 }
544
545 int app_load_modules(const CONF *config)
546 {
547 CONF *to_free = NULL;
548
549 if (config == NULL)
550 config = to_free = app_load_config_quiet(default_config_file);
551 if (config == NULL)
552 return 1;
553
554 if (CONF_modules_load(config, NULL, 0) <= 0) {
555 BIO_printf(bio_err, "Error configuring OpenSSL modules\n");
556 ERR_print_errors(bio_err);
557 NCONF_free(to_free);
558 return 0;
559 }
560 NCONF_free(to_free);
561 return 1;
562 }
563
564 int add_oid_section(CONF *conf)
565 {
566 char *p;
567 STACK_OF(CONF_VALUE) *sktmp;
568 CONF_VALUE *cnf;
569 int i;
570
571 if ((p = NCONF_get_string(conf, NULL, "oid_section")) == NULL) {
572 ERR_clear_error();
573 return 1;
574 }
575 if ((sktmp = NCONF_get_section(conf, p)) == NULL) {
576 BIO_printf(bio_err, "problem loading oid section %s\n", p);
577 return 0;
578 }
579 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
580 cnf = sk_CONF_VALUE_value(sktmp, i);
581 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
582 BIO_printf(bio_err, "problem creating object %s=%s\n",
583 cnf->name, cnf->value);
584 return 0;
585 }
586 }
587 return 1;
588 }
589
590 static int load_pkcs12(BIO *in, const char *desc,
591 pem_password_cb *pem_cb, void *cb_data,
592 EVP_PKEY **pkey, X509 **cert, STACK_OF(X509) **ca)
593 {
594 const char *pass;
595 char tpass[PEM_BUFSIZE];
596 int len, ret = 0;
597 PKCS12 *p12;
598 p12 = d2i_PKCS12_bio(in, NULL);
599 if (p12 == NULL) {
600 BIO_printf(bio_err, "Error loading PKCS12 file for %s\n", desc);
601 goto die;
602 }
603 /* See if an empty password will do */
604 if (PKCS12_verify_mac(p12, "", 0) || PKCS12_verify_mac(p12, NULL, 0))
605 pass = "";
606 else {
607 if (!pem_cb)
608 pem_cb = (pem_password_cb *)password_callback;
609 len = pem_cb(tpass, PEM_BUFSIZE, 0, cb_data);
610 if (len < 0) {
611 BIO_printf(bio_err, "Passphrase callback error for %s\n", desc);
612 goto die;
613 }
614 if (len < PEM_BUFSIZE)
615 tpass[len] = 0;
616 if (!PKCS12_verify_mac(p12, tpass, len)) {
617 BIO_printf(bio_err,
618 "Mac verify error (wrong password?) in PKCS12 file for %s\n",
619 desc);
620 goto die;
621 }
622 pass = tpass;
623 }
624 ret = PKCS12_parse(p12, pass, pkey, cert, ca);
625 die:
626 PKCS12_free(p12);
627 return ret;
628 }
629
630 int load_cert_crl_http(const char *url, X509 **pcert, X509_CRL **pcrl)
631 {
632 char *host = NULL, *port = NULL, *path = NULL;
633 BIO *bio = NULL;
634 OCSP_REQ_CTX *rctx = NULL;
635 int use_ssl, rv = 0;
636 if (!OCSP_parse_url(url, &host, &port, &path, &use_ssl))
637 goto err;
638 if (use_ssl) {
639 BIO_puts(bio_err, "https not supported\n");
640 goto err;
641 }
642 bio = BIO_new_connect(host);
643 if (!bio || !BIO_set_conn_port(bio, port))
644 goto err;
645 rctx = OCSP_REQ_CTX_new(bio, 1024);
646 if (!rctx)
647 goto err;
648 if (!OCSP_REQ_CTX_http(rctx, "GET", path))
649 goto err;
650 if (!OCSP_REQ_CTX_add1_header(rctx, "Host", host))
651 goto err;
652 if (pcert) {
653 do {
654 rv = X509_http_nbio(rctx, pcert);
655 } while (rv == -1);
656 } else {
657 do {
658 rv = X509_CRL_http_nbio(rctx, pcrl);
659 } while (rv == -1);
660 }
661
662 err:
663 OPENSSL_free(host);
664 OPENSSL_free(path);
665 OPENSSL_free(port);
666 if (bio)
667 BIO_free_all(bio);
668 OCSP_REQ_CTX_free(rctx);
669 if (rv != 1) {
670 BIO_printf(bio_err, "Error loading %s from %s\n",
671 pcert ? "certificate" : "CRL", url);
672 ERR_print_errors(bio_err);
673 }
674 return rv;
675 }
676
677 X509 *load_cert(const char *file, int format,
678 const char *pass, ENGINE *e, const char *cert_descrip)
679 {
680 X509 *x = NULL;
681 BIO *cert;
682
683 if (format == FORMAT_HTTP) {
684 load_cert_crl_http(file, &x, NULL);
685 return x;
686 }
687
688 if (file == NULL) {
689 unbuffer(stdin);
690 cert = dup_bio_in();
691 } else
692 cert = bio_open_default(file, RB(format));
693 if (cert == NULL)
694 goto end;
695
696 if (format == FORMAT_ASN1)
697 x = d2i_X509_bio(cert, NULL);
698 else if (format == FORMAT_NETSCAPE) {
699 NETSCAPE_X509 *nx;
700 nx = ASN1_item_d2i_bio(ASN1_ITEM_rptr(NETSCAPE_X509), cert, NULL);
701 if (nx == NULL)
702 goto end;
703
704 if ((strncmp(NETSCAPE_CERT_HDR, (char *)nx->header->data,
705 nx->header->length) != 0)) {
706 NETSCAPE_X509_free(nx);
707 BIO_printf(bio_err, "Error reading header on certificate\n");
708 goto end;
709 }
710 x = nx->cert;
711 nx->cert = NULL;
712 NETSCAPE_X509_free(nx);
713 } else if (format == FORMAT_PEM)
714 x = PEM_read_bio_X509_AUX(cert, NULL,
715 (pem_password_cb *)password_callback, NULL);
716 else if (format == FORMAT_PKCS12) {
717 if (!load_pkcs12(cert, cert_descrip, NULL, NULL, NULL, &x, NULL))
718 goto end;
719 } else {
720 BIO_printf(bio_err, "bad input format specified for %s\n", cert_descrip);
721 goto end;
722 }
723 end:
724 if (x == NULL) {
725 BIO_printf(bio_err, "unable to load certificate\n");
726 ERR_print_errors(bio_err);
727 }
728 BIO_free(cert);
729 return (x);
730 }
731
732 X509_CRL *load_crl(const char *infile, int format)
733 {
734 X509_CRL *x = NULL;
735 BIO *in = NULL;
736
737 if (format == FORMAT_HTTP) {
738 load_cert_crl_http(infile, NULL, &x);
739 return x;
740 }
741
742 in = bio_open_default(infile, RB(format));
743 if (in == NULL)
744 goto end;
745 if (format == FORMAT_ASN1)
746 x = d2i_X509_CRL_bio(in, NULL);
747 else if (format == FORMAT_PEM)
748 x = PEM_read_bio_X509_CRL(in, NULL, NULL, NULL);
749 else {
750 BIO_printf(bio_err, "bad input format specified for input crl\n");
751 goto end;
752 }
753 if (x == NULL) {
754 BIO_printf(bio_err, "unable to load CRL\n");
755 ERR_print_errors(bio_err);
756 goto end;
757 }
758
759 end:
760 BIO_free(in);
761 return (x);
762 }
763
764 EVP_PKEY *load_key(const char *file, int format, int maybe_stdin,
765 const char *pass, ENGINE *e, const char *key_descrip)
766 {
767 BIO *key = NULL;
768 EVP_PKEY *pkey = NULL;
769 PW_CB_DATA cb_data;
770
771 cb_data.password = pass;
772 cb_data.prompt_info = file;
773
774 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
775 BIO_printf(bio_err, "no keyfile specified\n");
776 goto end;
777 }
778 #ifndef OPENSSL_NO_ENGINE
779 if (format == FORMAT_ENGINE) {
780 if (!e)
781 BIO_printf(bio_err, "no engine specified\n");
782 else {
783 pkey = ENGINE_load_private_key(e, file, ui_method, &cb_data);
784 if (!pkey) {
785 BIO_printf(bio_err, "cannot load %s from engine\n", key_descrip);
786 ERR_print_errors(bio_err);
787 }
788 }
789 goto end;
790 }
791 #endif
792 if (file == NULL && maybe_stdin) {
793 unbuffer(stdin);
794 key = dup_bio_in();
795 } else
796 key = bio_open_default(file, RB(format));
797 if (key == NULL)
798 goto end;
799 if (format == FORMAT_ASN1) {
800 pkey = d2i_PrivateKey_bio(key, NULL);
801 } else if (format == FORMAT_PEM) {
802 pkey = PEM_read_bio_PrivateKey(key, NULL,
803 (pem_password_cb *)password_callback,
804 &cb_data);
805 }
806 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
807 else if (format == FORMAT_NETSCAPE)
808 pkey = load_netscape_key(key, file, key_descrip, format);
809 #endif
810 else if (format == FORMAT_PKCS12) {
811 if (!load_pkcs12(key, key_descrip,
812 (pem_password_cb *)password_callback, &cb_data,
813 &pkey, NULL, NULL))
814 goto end;
815 }
816 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA) && !defined (OPENSSL_NO_RC4)
817 else if (format == FORMAT_MSBLOB)
818 pkey = b2i_PrivateKey_bio(key);
819 else if (format == FORMAT_PVK)
820 pkey = b2i_PVK_bio(key, (pem_password_cb *)password_callback,
821 &cb_data);
822 #endif
823 else {
824 BIO_printf(bio_err, "bad input format specified for key file\n");
825 goto end;
826 }
827 end:
828 BIO_free(key);
829 if (pkey == NULL) {
830 BIO_printf(bio_err, "unable to load %s\n", key_descrip);
831 ERR_print_errors(bio_err);
832 }
833 return (pkey);
834 }
835
836 static const char *key_file_format(int format)
837 {
838 if (format == FORMAT_PEM || format == FORMAT_PEMRSA)
839 return "r";
840 return "rb";
841 }
842
843 EVP_PKEY *load_pubkey(const char *file, int format, int maybe_stdin,
844 const char *pass, ENGINE *e, const char *key_descrip)
845 {
846 BIO *key = NULL;
847 EVP_PKEY *pkey = NULL;
848 PW_CB_DATA cb_data;
849
850 cb_data.password = pass;
851 cb_data.prompt_info = file;
852
853 if (file == NULL && (!maybe_stdin || format == FORMAT_ENGINE)) {
854 BIO_printf(bio_err, "no keyfile specified\n");
855 goto end;
856 }
857 #ifndef OPENSSL_NO_ENGINE
858 if (format == FORMAT_ENGINE) {
859 if (!e)
860 BIO_printf(bio_err, "no engine specified\n");
861 else
862 pkey = ENGINE_load_public_key(e, file, ui_method, &cb_data);
863 goto end;
864 }
865 #endif
866 if (file == NULL && maybe_stdin) {
867 unbuffer(stdin);
868 key = dup_bio_in();
869 } else
870 key = bio_open_default(file, key_file_format(format));
871 if (key == NULL)
872 goto end;
873 if (format == FORMAT_ASN1) {
874 pkey = d2i_PUBKEY_bio(key, NULL);
875 }
876 #ifndef OPENSSL_NO_RSA
877 else if (format == FORMAT_ASN1RSA) {
878 RSA *rsa;
879 rsa = d2i_RSAPublicKey_bio(key, NULL);
880 if (rsa) {
881 pkey = EVP_PKEY_new();
882 if (pkey)
883 EVP_PKEY_set1_RSA(pkey, rsa);
884 RSA_free(rsa);
885 } else
886 pkey = NULL;
887 } else if (format == FORMAT_PEMRSA) {
888 RSA *rsa;
889 rsa = PEM_read_bio_RSAPublicKey(key, NULL,
890 (pem_password_cb *)password_callback,
891 &cb_data);
892 if (rsa) {
893 pkey = EVP_PKEY_new();
894 if (pkey)
895 EVP_PKEY_set1_RSA(pkey, rsa);
896 RSA_free(rsa);
897 } else
898 pkey = NULL;
899 }
900 #endif
901 else if (format == FORMAT_PEM) {
902 pkey = PEM_read_bio_PUBKEY(key, NULL,
903 (pem_password_cb *)password_callback,
904 &cb_data);
905 }
906 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
907 else if (format == FORMAT_NETSCAPE)
908 pkey = load_netscape_key(key, file, key_descrip, format);
909 #endif
910 #if !defined(OPENSSL_NO_RSA) && !defined(OPENSSL_NO_DSA)
911 else if (format == FORMAT_MSBLOB)
912 pkey = b2i_PublicKey_bio(key);
913 #endif
914 end:
915 BIO_free(key);
916 if (pkey == NULL)
917 BIO_printf(bio_err, "unable to load %s\n", key_descrip);
918 return (pkey);
919 }
920
921 #if !defined(OPENSSL_NO_RC4) && !defined(OPENSSL_NO_RSA)
922 static EVP_PKEY *load_netscape_key(BIO *key, const char *file,
923 const char *key_descrip, int format)
924 {
925 EVP_PKEY *pkey;
926 BUF_MEM *buf;
927 RSA *rsa;
928 const unsigned char *p;
929 int size, i;
930
931 buf = BUF_MEM_new();
932 pkey = EVP_PKEY_new();
933 size = 0;
934 if (buf == NULL || pkey == NULL)
935 goto error;
936 for (;;) {
937 if (!BUF_MEM_grow_clean(buf, size + 1024 * 10))
938 goto error;
939 i = BIO_read(key, &(buf->data[size]), 1024 * 10);
940 size += i;
941 if (i == 0)
942 break;
943 if (i < 0) {
944 BIO_printf(bio_err, "Error reading %s %s", key_descrip, file);
945 goto error;
946 }
947 }
948 p = (unsigned char *)buf->data;
949 rsa = d2i_RSA_NET(NULL, &p, (long)size, NULL, 0);
950 if (rsa == NULL)
951 goto error;
952 BUF_MEM_free(buf);
953 EVP_PKEY_set1_RSA(pkey, rsa);
954 return pkey;
955 error:
956 BUF_MEM_free(buf);
957 EVP_PKEY_free(pkey);
958 return NULL;
959 }
960 #endif /* ndef OPENSSL_NO_RC4 */
961
962 static int load_certs_crls(const char *file, int format,
963 const char *pass, ENGINE *e, const char *desc,
964 STACK_OF(X509) **pcerts,
965 STACK_OF(X509_CRL) **pcrls)
966 {
967 int i;
968 BIO *bio;
969 STACK_OF(X509_INFO) *xis = NULL;
970 X509_INFO *xi;
971 PW_CB_DATA cb_data;
972 int rv = 0;
973
974 cb_data.password = pass;
975 cb_data.prompt_info = file;
976
977 if (format != FORMAT_PEM) {
978 BIO_printf(bio_err, "bad input format specified for %s\n", desc);
979 return 0;
980 }
981
982 bio = bio_open_default(file, "r");
983 if (bio == NULL)
984 return 0;
985
986 xis = PEM_X509_INFO_read_bio(bio, NULL,
987 (pem_password_cb *)password_callback,
988 &cb_data);
989
990 BIO_free(bio);
991
992 if (pcerts) {
993 *pcerts = sk_X509_new_null();
994 if (!*pcerts)
995 goto end;
996 }
997
998 if (pcrls) {
999 *pcrls = sk_X509_CRL_new_null();
1000 if (!*pcrls)
1001 goto end;
1002 }
1003
1004 for (i = 0; i < sk_X509_INFO_num(xis); i++) {
1005 xi = sk_X509_INFO_value(xis, i);
1006 if (xi->x509 && pcerts) {
1007 if (!sk_X509_push(*pcerts, xi->x509))
1008 goto end;
1009 xi->x509 = NULL;
1010 }
1011 if (xi->crl && pcrls) {
1012 if (!sk_X509_CRL_push(*pcrls, xi->crl))
1013 goto end;
1014 xi->crl = NULL;
1015 }
1016 }
1017
1018 if (pcerts && sk_X509_num(*pcerts) > 0)
1019 rv = 1;
1020
1021 if (pcrls && sk_X509_CRL_num(*pcrls) > 0)
1022 rv = 1;
1023
1024 end:
1025
1026 sk_X509_INFO_pop_free(xis, X509_INFO_free);
1027
1028 if (rv == 0) {
1029 if (pcerts) {
1030 sk_X509_pop_free(*pcerts, X509_free);
1031 *pcerts = NULL;
1032 }
1033 if (pcrls) {
1034 sk_X509_CRL_pop_free(*pcrls, X509_CRL_free);
1035 *pcrls = NULL;
1036 }
1037 BIO_printf(bio_err, "unable to load %s\n",
1038 pcerts ? "certificates" : "CRLs");
1039 ERR_print_errors(bio_err);
1040 }
1041 return rv;
1042 }
1043
1044 void* app_malloc(int sz, const char *what)
1045 {
1046 void *vp = OPENSSL_malloc(sz);
1047
1048 if (vp == NULL) {
1049 BIO_printf(bio_err, "%s: Could not allocate %d bytes for %s\n",
1050 opt_getprog(), sz, what);
1051 ERR_print_errors(bio_err);
1052 exit(1);
1053 }
1054 return vp;
1055 }
1056
1057
1058
1059 STACK_OF(X509) *load_certs(const char *file, int format,
1060 const char *pass, ENGINE *e, const char *desc)
1061 {
1062 STACK_OF(X509) *certs;
1063 if (!load_certs_crls(file, format, pass, e, desc, &certs, NULL))
1064 return NULL;
1065 return certs;
1066 }
1067
1068 STACK_OF(X509_CRL) *load_crls(const char *file, int format,
1069 const char *pass, ENGINE *e, const char *desc)
1070 {
1071 STACK_OF(X509_CRL) *crls;
1072 if (!load_certs_crls(file, format, pass, e, desc, NULL, &crls))
1073 return NULL;
1074 return crls;
1075 }
1076
1077 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1078 /* Return error for unknown extensions */
1079 #define X509V3_EXT_DEFAULT 0
1080 /* Print error for unknown extensions */
1081 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1082 /* ASN1 parse unknown extensions */
1083 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1084 /* BIO_dump unknown extensions */
1085 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1086
1087 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1088 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1089
1090 int set_cert_ex(unsigned long *flags, const char *arg)
1091 {
1092 static const NAME_EX_TBL cert_tbl[] = {
1093 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1094 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1095 {"no_header", X509_FLAG_NO_HEADER, 0},
1096 {"no_version", X509_FLAG_NO_VERSION, 0},
1097 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1098 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1099 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1100 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1101 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1102 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1103 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1104 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1105 {"no_aux", X509_FLAG_NO_AUX, 0},
1106 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1107 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1108 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1109 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1110 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1111 {NULL, 0, 0}
1112 };
1113 return set_multi_opts(flags, arg, cert_tbl);
1114 }
1115
1116 int set_name_ex(unsigned long *flags, const char *arg)
1117 {
1118 static const NAME_EX_TBL ex_tbl[] = {
1119 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1120 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1121 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1122 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1123 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1124 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1125 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1126 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1127 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1128 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1129 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1130 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1131 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1132 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1133 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1134 {"dn_rev", XN_FLAG_DN_REV, 0},
1135 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1136 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1137 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1138 {"align", XN_FLAG_FN_ALIGN, 0},
1139 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1140 {"space_eq", XN_FLAG_SPC_EQ, 0},
1141 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1142 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1143 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1144 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1145 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1146 {NULL, 0, 0}
1147 };
1148 return set_multi_opts(flags, arg, ex_tbl);
1149 }
1150
1151 int set_ext_copy(int *copy_type, const char *arg)
1152 {
1153 if (strcasecmp(arg, "none") == 0)
1154 *copy_type = EXT_COPY_NONE;
1155 else if (strcasecmp(arg, "copy") == 0)
1156 *copy_type = EXT_COPY_ADD;
1157 else if (strcasecmp(arg, "copyall") == 0)
1158 *copy_type = EXT_COPY_ALL;
1159 else
1160 return 0;
1161 return 1;
1162 }
1163
1164 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1165 {
1166 STACK_OF(X509_EXTENSION) *exts = NULL;
1167 X509_EXTENSION *ext, *tmpext;
1168 ASN1_OBJECT *obj;
1169 int i, idx, ret = 0;
1170 if (!x || !req || (copy_type == EXT_COPY_NONE))
1171 return 1;
1172 exts = X509_REQ_get_extensions(req);
1173
1174 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1175 ext = sk_X509_EXTENSION_value(exts, i);
1176 obj = X509_EXTENSION_get_object(ext);
1177 idx = X509_get_ext_by_OBJ(x, obj, -1);
1178 /* Does extension exist? */
1179 if (idx != -1) {
1180 /* If normal copy don't override existing extension */
1181 if (copy_type == EXT_COPY_ADD)
1182 continue;
1183 /* Delete all extensions of same type */
1184 do {
1185 tmpext = X509_get_ext(x, idx);
1186 X509_delete_ext(x, idx);
1187 X509_EXTENSION_free(tmpext);
1188 idx = X509_get_ext_by_OBJ(x, obj, -1);
1189 } while (idx != -1);
1190 }
1191 if (!X509_add_ext(x, ext, -1))
1192 goto end;
1193 }
1194
1195 ret = 1;
1196
1197 end:
1198
1199 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1200
1201 return ret;
1202 }
1203
1204 static int set_multi_opts(unsigned long *flags, const char *arg,
1205 const NAME_EX_TBL * in_tbl)
1206 {
1207 STACK_OF(CONF_VALUE) *vals;
1208 CONF_VALUE *val;
1209 int i, ret = 1;
1210 if (!arg)
1211 return 0;
1212 vals = X509V3_parse_list(arg);
1213 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1214 val = sk_CONF_VALUE_value(vals, i);
1215 if (!set_table_opts(flags, val->name, in_tbl))
1216 ret = 0;
1217 }
1218 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1219 return ret;
1220 }
1221
1222 static int set_table_opts(unsigned long *flags, const char *arg,
1223 const NAME_EX_TBL * in_tbl)
1224 {
1225 char c;
1226 const NAME_EX_TBL *ptbl;
1227 c = arg[0];
1228
1229 if (c == '-') {
1230 c = 0;
1231 arg++;
1232 } else if (c == '+') {
1233 c = 1;
1234 arg++;
1235 } else
1236 c = 1;
1237
1238 for (ptbl = in_tbl; ptbl->name; ptbl++) {
1239 if (strcasecmp(arg, ptbl->name) == 0) {
1240 *flags &= ~ptbl->mask;
1241 if (c)
1242 *flags |= ptbl->flag;
1243 else
1244 *flags &= ~ptbl->flag;
1245 return 1;
1246 }
1247 }
1248 return 0;
1249 }
1250
1251 void print_name(BIO *out, const char *title, X509_NAME *nm,
1252 unsigned long lflags)
1253 {
1254 char *buf;
1255 char mline = 0;
1256 int indent = 0;
1257
1258 if (title)
1259 BIO_puts(out, title);
1260 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1261 mline = 1;
1262 indent = 4;
1263 }
1264 if (lflags == XN_FLAG_COMPAT) {
1265 buf = X509_NAME_oneline(nm, 0, 0);
1266 BIO_puts(out, buf);
1267 BIO_puts(out, "\n");
1268 OPENSSL_free(buf);
1269 } else {
1270 if (mline)
1271 BIO_puts(out, "\n");
1272 X509_NAME_print_ex(out, nm, indent, lflags);
1273 BIO_puts(out, "\n");
1274 }
1275 }
1276
1277 void print_bignum_var(BIO *out, BIGNUM *in, const char *var,
1278 int len, unsigned char *buffer)
1279 {
1280 BIO_printf(out, " static unsigned char %s_%d[] = {", var, len);
1281 if (BN_is_zero(in))
1282 BIO_printf(out, "\n\t0x00");
1283 else {
1284 int i, l;
1285
1286 l = BN_bn2bin(in, buffer);
1287 for (i = 0; i < l; i++) {
1288 if ((i % 10) == 0)
1289 BIO_printf(out, "\n\t");
1290 if (i < l - 1)
1291 BIO_printf(out, "0x%02X, ", buffer[i]);
1292 else
1293 BIO_printf(out, "0x%02X", buffer[i]);
1294 }
1295 }
1296 BIO_printf(out, "\n };\n");
1297 }
1298 void print_array(BIO *out, const char* title, int len, const unsigned char* d)
1299 {
1300 int i;
1301
1302 BIO_printf(out, "unsigned char %s[%d] = {", title, len);
1303 for (i = 0; i < len; i++) {
1304 if ((i % 10) == 0)
1305 BIO_printf(out, "\n ");
1306 if (i < len - 1)
1307 BIO_printf(out, "0x%02X, ", d[i]);
1308 else
1309 BIO_printf(out, "0x%02X", d[i]);
1310 }
1311 BIO_printf(out, "\n};\n");
1312 }
1313
1314 X509_STORE *setup_verify(char *CAfile, char *CApath)
1315 {
1316 X509_STORE *store = X509_STORE_new();
1317 X509_LOOKUP *lookup;
1318
1319 if (!store)
1320 goto end;
1321 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1322 if (lookup == NULL)
1323 goto end;
1324 if (CAfile) {
1325 if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) {
1326 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
1327 goto end;
1328 }
1329 } else
1330 X509_LOOKUP_load_file(lookup, NULL, X509_FILETYPE_DEFAULT);
1331
1332 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1333 if (lookup == NULL)
1334 goto end;
1335 if (CApath) {
1336 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
1337 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
1338 goto end;
1339 }
1340 } else
1341 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
1342
1343 ERR_clear_error();
1344 return store;
1345 end:
1346 X509_STORE_free(store);
1347 return NULL;
1348 }
1349
1350 #ifndef OPENSSL_NO_ENGINE
1351 /* Try to load an engine in a shareable library */
1352 static ENGINE *try_load_engine(const char *engine, int debug)
1353 {
1354 ENGINE *e = ENGINE_by_id("dynamic");
1355 if (e) {
1356 if (!ENGINE_ctrl_cmd_string(e, "SO_PATH", engine, 0)
1357 || !ENGINE_ctrl_cmd_string(e, "LOAD", NULL, 0)) {
1358 ENGINE_free(e);
1359 e = NULL;
1360 }
1361 }
1362 return e;
1363 }
1364
1365 ENGINE *setup_engine(const char *engine, int debug)
1366 {
1367 ENGINE *e = NULL;
1368
1369 if (engine) {
1370 if (strcmp(engine, "auto") == 0) {
1371 BIO_printf(bio_err, "enabling auto ENGINE support\n");
1372 ENGINE_register_all_complete();
1373 return NULL;
1374 }
1375 if ((e = ENGINE_by_id(engine)) == NULL
1376 && (e = try_load_engine(engine, debug)) == NULL) {
1377 BIO_printf(bio_err, "invalid engine \"%s\"\n", engine);
1378 ERR_print_errors(bio_err);
1379 return NULL;
1380 }
1381 if (debug) {
1382 ENGINE_ctrl(e, ENGINE_CTRL_SET_LOGSTREAM, 0, bio_err, 0);
1383 }
1384 ENGINE_ctrl_cmd(e, "SET_USER_INTERFACE", 0, ui_method, 0, 1);
1385 if (!ENGINE_set_default(e, ENGINE_METHOD_ALL)) {
1386 BIO_printf(bio_err, "can't use that engine\n");
1387 ERR_print_errors(bio_err);
1388 ENGINE_free(e);
1389 return NULL;
1390 }
1391
1392 BIO_printf(bio_err, "engine \"%s\" set.\n", ENGINE_get_id(e));
1393
1394 /* Free our "structural" reference. */
1395 ENGINE_free(e);
1396 }
1397 return e;
1398 }
1399 #endif
1400
1401 static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
1402 {
1403 const char *n;
1404
1405 n = a[DB_serial];
1406 while (*n == '0')
1407 n++;
1408 return (lh_strhash(n));
1409 }
1410
1411 static int index_serial_cmp(const OPENSSL_CSTRING *a,
1412 const OPENSSL_CSTRING *b)
1413 {
1414 const char *aa, *bb;
1415
1416 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1417 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
1418 return (strcmp(aa, bb));
1419 }
1420
1421 static int index_name_qual(char **a)
1422 {
1423 return (a[0][0] == 'V');
1424 }
1425
1426 static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
1427 {
1428 return (lh_strhash(a[DB_name]));
1429 }
1430
1431 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1432 {
1433 return (strcmp(a[DB_name], b[DB_name]));
1434 }
1435
1436 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1437 static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1438 static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1439 static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
1440 #undef BSIZE
1441 #define BSIZE 256
1442 BIGNUM *load_serial(char *serialfile, int create, ASN1_INTEGER **retai)
1443 {
1444 BIO *in = NULL;
1445 BIGNUM *ret = NULL;
1446 char buf[1024];
1447 ASN1_INTEGER *ai = NULL;
1448
1449 ai = ASN1_INTEGER_new();
1450 if (ai == NULL)
1451 goto err;
1452
1453 in = BIO_new_file(serialfile, "r");
1454 if (in == NULL) {
1455 if (!create) {
1456 perror(serialfile);
1457 goto err;
1458 }
1459 ERR_clear_error();
1460 ret = BN_new();
1461 if (ret == NULL || !rand_serial(ret, ai))
1462 BIO_printf(bio_err, "Out of memory\n");
1463 } else {
1464 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
1465 BIO_printf(bio_err, "unable to load number from %s\n",
1466 serialfile);
1467 goto err;
1468 }
1469 ret = ASN1_INTEGER_to_BN(ai, NULL);
1470 if (ret == NULL) {
1471 BIO_printf(bio_err,
1472 "error converting number from bin to BIGNUM\n");
1473 goto err;
1474 }
1475 }
1476
1477 if (ret && retai) {
1478 *retai = ai;
1479 ai = NULL;
1480 }
1481 err:
1482 BIO_free(in);
1483 ASN1_INTEGER_free(ai);
1484 return (ret);
1485 }
1486
1487 int save_serial(char *serialfile, char *suffix, BIGNUM *serial,
1488 ASN1_INTEGER **retai)
1489 {
1490 char buf[1][BSIZE];
1491 BIO *out = NULL;
1492 int ret = 0;
1493 ASN1_INTEGER *ai = NULL;
1494 int j;
1495
1496 if (suffix == NULL)
1497 j = strlen(serialfile);
1498 else
1499 j = strlen(serialfile) + strlen(suffix) + 1;
1500 if (j >= BSIZE) {
1501 BIO_printf(bio_err, "file name too long\n");
1502 goto err;
1503 }
1504
1505 if (suffix == NULL)
1506 BUF_strlcpy(buf[0], serialfile, BSIZE);
1507 else {
1508 #ifndef OPENSSL_SYS_VMS
1509 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, suffix);
1510 #else
1511 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, suffix);
1512 #endif
1513 }
1514 #ifdef RL_DEBUG
1515 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1516 #endif
1517 out = BIO_new_file(buf[0], "w");
1518 if (out == NULL) {
1519 ERR_print_errors(bio_err);
1520 goto err;
1521 }
1522
1523 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1524 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1525 goto err;
1526 }
1527 i2a_ASN1_INTEGER(out, ai);
1528 BIO_puts(out, "\n");
1529 ret = 1;
1530 if (retai) {
1531 *retai = ai;
1532 ai = NULL;
1533 }
1534 err:
1535 BIO_free_all(out);
1536 ASN1_INTEGER_free(ai);
1537 return (ret);
1538 }
1539
1540 int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)
1541 {
1542 char buf[5][BSIZE];
1543 int i, j;
1544
1545 i = strlen(serialfile) + strlen(old_suffix);
1546 j = strlen(serialfile) + strlen(new_suffix);
1547 if (i > j)
1548 j = i;
1549 if (j + 1 >= BSIZE) {
1550 BIO_printf(bio_err, "file name too long\n");
1551 goto err;
1552 }
1553 #ifndef OPENSSL_SYS_VMS
1554 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", serialfile, new_suffix);
1555 #else
1556 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", serialfile, new_suffix);
1557 #endif
1558 #ifndef OPENSSL_SYS_VMS
1559 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", serialfile, old_suffix);
1560 #else
1561 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", serialfile, old_suffix);
1562 #endif
1563 #ifdef RL_DEBUG
1564 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1565 serialfile, buf[1]);
1566 #endif
1567 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
1568 #ifdef ENOTDIR
1569 && errno != ENOTDIR
1570 #endif
1571 ) {
1572 BIO_printf(bio_err,
1573 "unable to rename %s to %s\n", serialfile, buf[1]);
1574 perror("reason");
1575 goto err;
1576 }
1577 #ifdef RL_DEBUG
1578 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",
1579 buf[0], serialfile);
1580 #endif
1581 if (rename(buf[0], serialfile) < 0) {
1582 BIO_printf(bio_err,
1583 "unable to rename %s to %s\n", buf[0], serialfile);
1584 perror("reason");
1585 rename(buf[1], serialfile);
1586 goto err;
1587 }
1588 return 1;
1589 err:
1590 return 0;
1591 }
1592
1593 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1594 {
1595 BIGNUM *btmp;
1596 int ret = 0;
1597
1598 if (b)
1599 btmp = b;
1600 else
1601 btmp = BN_new();
1602
1603 if (!btmp)
1604 return 0;
1605
1606 if (!BN_pseudo_rand(btmp, SERIAL_RAND_BITS, 0, 0))
1607 goto error;
1608 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1609 goto error;
1610
1611 ret = 1;
1612
1613 error:
1614
1615 if (btmp != b)
1616 BN_free(btmp);
1617
1618 return ret;
1619 }
1620
1621 CA_DB *load_index(char *dbfile, DB_ATTR *db_attr)
1622 {
1623 CA_DB *retdb = NULL;
1624 TXT_DB *tmpdb = NULL;
1625 BIO *in;
1626 CONF *dbattr_conf = NULL;
1627 char buf[BSIZE];
1628
1629 in = BIO_new_file(dbfile, "r");
1630 if (in == NULL) {
1631 ERR_print_errors(bio_err);
1632 goto err;
1633 }
1634 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1635 goto err;
1636
1637 #ifndef OPENSSL_SYS_VMS
1638 BIO_snprintf(buf, sizeof buf, "%s.attr", dbfile);
1639 #else
1640 BIO_snprintf(buf, sizeof buf, "%s-attr", dbfile);
1641 #endif
1642 dbattr_conf = app_load_config(buf);
1643
1644 retdb = app_malloc(sizeof(*retdb), "new DB");
1645 retdb->db = tmpdb;
1646 tmpdb = NULL;
1647 if (db_attr)
1648 retdb->attributes = *db_attr;
1649 else {
1650 retdb->attributes.unique_subject = 1;
1651 }
1652
1653 if (dbattr_conf) {
1654 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject");
1655 if (p) {
1656 #ifdef RL_DEBUG
1657 BIO_printf(bio_err,
1658 "DEBUG[load_index]: unique_subject = \"%s\"\n", p);
1659 #endif
1660 retdb->attributes.unique_subject = parse_yesno(p, 1);
1661 }
1662 }
1663
1664 err:
1665 NCONF_free(dbattr_conf);
1666 TXT_DB_free(tmpdb);
1667 BIO_free_all(in);
1668 return retdb;
1669 }
1670
1671 int index_index(CA_DB *db)
1672 {
1673 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1674 LHASH_HASH_FN(index_serial),
1675 LHASH_COMP_FN(index_serial))) {
1676 BIO_printf(bio_err,
1677 "error creating serial number index:(%ld,%ld,%ld)\n",
1678 db->db->error, db->db->arg1, db->db->arg2);
1679 return 0;
1680 }
1681
1682 if (db->attributes.unique_subject
1683 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1684 LHASH_HASH_FN(index_name),
1685 LHASH_COMP_FN(index_name))) {
1686 BIO_printf(bio_err, "error creating name index:(%ld,%ld,%ld)\n",
1687 db->db->error, db->db->arg1, db->db->arg2);
1688 return 0;
1689 }
1690 return 1;
1691 }
1692
1693 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1694 {
1695 char buf[3][BSIZE];
1696 BIO *out;
1697 int j;
1698
1699 j = strlen(dbfile) + strlen(suffix);
1700 if (j + 6 >= BSIZE) {
1701 BIO_printf(bio_err, "file name too long\n");
1702 goto err;
1703 }
1704 #ifndef OPENSSL_SYS_VMS
1705 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr", dbfile);
1706 #else
1707 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr", dbfile);
1708 #endif
1709 #ifndef OPENSSL_SYS_VMS
1710 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.attr.%s", dbfile, suffix);
1711 #else
1712 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-attr-%s", dbfile, suffix);
1713 #endif
1714 #ifndef OPENSSL_SYS_VMS
1715 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, suffix);
1716 #else
1717 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, suffix);
1718 #endif
1719 #ifdef RL_DEBUG
1720 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[0]);
1721 #endif
1722 out = BIO_new_file(buf[0], "w");
1723 if (out == NULL) {
1724 perror(dbfile);
1725 BIO_printf(bio_err, "unable to open '%s'\n", dbfile);
1726 goto err;
1727 }
1728 j = TXT_DB_write(out, db->db);
1729 BIO_free(out);
1730 if (j <= 0)
1731 goto err;
1732
1733 out = BIO_new_file(buf[1], "w");
1734 #ifdef RL_DEBUG
1735 BIO_printf(bio_err, "DEBUG: writing \"%s\"\n", buf[1]);
1736 #endif
1737 if (out == NULL) {
1738 perror(buf[2]);
1739 BIO_printf(bio_err, "unable to open '%s'\n", buf[2]);
1740 goto err;
1741 }
1742 BIO_printf(out, "unique_subject = %s\n",
1743 db->attributes.unique_subject ? "yes" : "no");
1744 BIO_free(out);
1745
1746 return 1;
1747 err:
1748 return 0;
1749 }
1750
1751 int rotate_index(const char *dbfile, const char *new_suffix,
1752 const char *old_suffix)
1753 {
1754 char buf[5][BSIZE];
1755 int i, j;
1756
1757 i = strlen(dbfile) + strlen(old_suffix);
1758 j = strlen(dbfile) + strlen(new_suffix);
1759 if (i > j)
1760 j = i;
1761 if (j + 6 >= BSIZE) {
1762 BIO_printf(bio_err, "file name too long\n");
1763 goto err;
1764 }
1765 #ifndef OPENSSL_SYS_VMS
1766 j = BIO_snprintf(buf[4], sizeof buf[4], "%s.attr", dbfile);
1767 #else
1768 j = BIO_snprintf(buf[4], sizeof buf[4], "%s-attr", dbfile);
1769 #endif
1770 #ifndef OPENSSL_SYS_VMS
1771 j = BIO_snprintf(buf[2], sizeof buf[2], "%s.attr.%s", dbfile, new_suffix);
1772 #else
1773 j = BIO_snprintf(buf[2], sizeof buf[2], "%s-attr-%s", dbfile, new_suffix);
1774 #endif
1775 #ifndef OPENSSL_SYS_VMS
1776 j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s", dbfile, new_suffix);
1777 #else
1778 j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s", dbfile, new_suffix);
1779 #endif
1780 #ifndef OPENSSL_SYS_VMS
1781 j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s", dbfile, old_suffix);
1782 #else
1783 j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s", dbfile, old_suffix);
1784 #endif
1785 #ifndef OPENSSL_SYS_VMS
1786 j = BIO_snprintf(buf[3], sizeof buf[3], "%s.attr.%s", dbfile, old_suffix);
1787 #else
1788 j = BIO_snprintf(buf[3], sizeof buf[3], "%s-attr-%s", dbfile, old_suffix);
1789 #endif
1790 #ifdef RL_DEBUG
1791 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", dbfile, buf[1]);
1792 #endif
1793 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
1794 #ifdef ENOTDIR
1795 && errno != ENOTDIR
1796 #endif
1797 ) {
1798 BIO_printf(bio_err, "unable to rename %s to %s\n", dbfile, buf[1]);
1799 perror("reason");
1800 goto err;
1801 }
1802 #ifdef RL_DEBUG
1803 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[0], dbfile);
1804 #endif
1805 if (rename(buf[0], dbfile) < 0) {
1806 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[0], dbfile);
1807 perror("reason");
1808 rename(buf[1], dbfile);
1809 goto err;
1810 }
1811 #ifdef RL_DEBUG
1812 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[4], buf[3]);
1813 #endif
1814 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
1815 #ifdef ENOTDIR
1816 && errno != ENOTDIR
1817 #endif
1818 ) {
1819 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[4], buf[3]);
1820 perror("reason");
1821 rename(dbfile, buf[0]);
1822 rename(buf[1], dbfile);
1823 goto err;
1824 }
1825 #ifdef RL_DEBUG
1826 BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n", buf[2], buf[4]);
1827 #endif
1828 if (rename(buf[2], buf[4]) < 0) {
1829 BIO_printf(bio_err, "unable to rename %s to %s\n", buf[2], buf[4]);
1830 perror("reason");
1831 rename(buf[3], buf[4]);
1832 rename(dbfile, buf[0]);
1833 rename(buf[1], dbfile);
1834 goto err;
1835 }
1836 return 1;
1837 err:
1838 return 0;
1839 }
1840
1841 void free_index(CA_DB *db)
1842 {
1843 if (db) {
1844 TXT_DB_free(db->db);
1845 OPENSSL_free(db);
1846 }
1847 }
1848
1849 int parse_yesno(const char *str, int def)
1850 {
1851 if (str) {
1852 switch (*str) {
1853 case 'f': /* false */
1854 case 'F': /* FALSE */
1855 case 'n': /* no */
1856 case 'N': /* NO */
1857 case '0': /* 0 */
1858 return 0;
1859 case 't': /* true */
1860 case 'T': /* TRUE */
1861 case 'y': /* yes */
1862 case 'Y': /* YES */
1863 case '1': /* 1 */
1864 return 1;
1865 }
1866 }
1867 return def;
1868 }
1869
1870 /*
1871 * name is expected to be in the format /type0=value0/type1=value1/type2=...
1872 * where characters may be escaped by \
1873 */
1874 X509_NAME *parse_name(const char *cp, long chtype, int canmulti)
1875 {
1876 int nextismulti = 0;
1877 char *work;
1878 X509_NAME *n;
1879
1880 if (*cp++ != '/')
1881 return NULL;
1882
1883 n = X509_NAME_new();
1884 if (n == NULL)
1885 return NULL;
1886 work = OPENSSL_strdup(cp);
1887 if (work == NULL)
1888 goto err;
1889
1890 while (*cp) {
1891 char *bp = work;
1892 char *typestr = bp;
1893 unsigned char *valstr;
1894 int nid;
1895 int ismulti = nextismulti;
1896 nextismulti = 0;
1897
1898 /* Collect the type */
1899 while (*cp && *cp != '=')
1900 *bp++ = *cp++;
1901 if (*cp == '\0') {
1902 BIO_printf(bio_err,
1903 "%s: Hit end of string before finding the equals.\n",
1904 opt_getprog());
1905 goto err;
1906 }
1907 *bp++ = '\0';
1908 ++cp;
1909
1910 /* Collect the value. */
1911 valstr = (unsigned char *)bp;
1912 for (; *cp && *cp != '/'; *bp++ = *cp++) {
1913 if (canmulti && *cp == '+') {
1914 nextismulti = 1;
1915 break;
1916 }
1917 if (*cp == '\\' && *++cp == '\0') {
1918 BIO_printf(bio_err,
1919 "%s: escape character at end of string\n",
1920 opt_getprog());
1921 goto err;
1922 }
1923 }
1924 *bp++ = '\0';
1925
1926 /* If not at EOS (must be + or /), move forward. */
1927 if (*cp)
1928 ++cp;
1929
1930 /* Parse */
1931 nid = OBJ_txt2nid(typestr);
1932 if (nid == NID_undef) {
1933 BIO_printf(bio_err, "%s: Skipping unknown attribute \"%s\"\n",
1934 opt_getprog(), typestr);
1935 continue;
1936 }
1937 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
1938 valstr, strlen((char *)valstr),
1939 -1, ismulti ? -1 : 0))
1940 goto err;
1941 }
1942
1943 OPENSSL_free(work);
1944 return n;
1945
1946 err:
1947 X509_NAME_free(n);
1948 OPENSSL_free(work);
1949 return NULL;
1950 }
1951
1952 /*
1953 * Read whole contents of a BIO into an allocated memory buffer and return
1954 * it.
1955 */
1956
1957 int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
1958 {
1959 BIO *mem;
1960 int len, ret;
1961 unsigned char tbuf[1024];
1962 mem = BIO_new(BIO_s_mem());
1963 if (!mem)
1964 return -1;
1965 for (;;) {
1966 if ((maxlen != -1) && maxlen < 1024)
1967 len = maxlen;
1968 else
1969 len = 1024;
1970 len = BIO_read(in, tbuf, len);
1971 if (len <= 0)
1972 break;
1973 if (BIO_write(mem, tbuf, len) != len) {
1974 BIO_free(mem);
1975 return -1;
1976 }
1977 maxlen -= len;
1978
1979 if (maxlen == 0)
1980 break;
1981 }
1982 ret = BIO_get_mem_data(mem, (char **)out);
1983 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
1984 BIO_free(mem);
1985 return ret;
1986 }
1987
1988 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, char *value)
1989 {
1990 int rv;
1991 char *stmp, *vtmp = NULL;
1992 stmp = BUF_strdup(value);
1993 if (!stmp)
1994 return -1;
1995 vtmp = strchr(stmp, ':');
1996 if (vtmp) {
1997 *vtmp = 0;
1998 vtmp++;
1999 }
2000 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
2001 OPENSSL_free(stmp);
2002 return rv;
2003 }
2004
2005 static void nodes_print(const char *name, STACK_OF(X509_POLICY_NODE) *nodes)
2006 {
2007 X509_POLICY_NODE *node;
2008 int i;
2009
2010 BIO_printf(bio_err, "%s Policies:", name);
2011 if (nodes) {
2012 BIO_puts(bio_err, "\n");
2013 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
2014 node = sk_X509_POLICY_NODE_value(nodes, i);
2015 X509_POLICY_NODE_print(bio_err, node, 2);
2016 }
2017 } else
2018 BIO_puts(bio_err, " <empty>\n");
2019 }
2020
2021 void policies_print(X509_STORE_CTX *ctx)
2022 {
2023 X509_POLICY_TREE *tree;
2024 int explicit_policy;
2025 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2026 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2027
2028 BIO_printf(bio_err, "Require explicit Policy: %s\n",
2029 explicit_policy ? "True" : "False");
2030
2031 nodes_print("Authority", X509_policy_tree_get0_policies(tree));
2032 nodes_print("User", X509_policy_tree_get0_user_policies(tree));
2033 }
2034
2035 #if !defined(OPENSSL_NO_JPAKE) && !defined(OPENSSL_NO_PSK)
2036
2037 static JPAKE_CTX *jpake_init(const char *us, const char *them,
2038 const char *secret)
2039 {
2040 BIGNUM *p = NULL;
2041 BIGNUM *g = NULL;
2042 BIGNUM *q = NULL;
2043 BIGNUM *bnsecret = BN_new();
2044 JPAKE_CTX *ctx;
2045
2046 /* Use a safe prime for p (that we found earlier) */
2047 BN_hex2bn(&p,
2048 "F9E5B365665EA7A05A9C534502780FEE6F1AB5BD4F49947FD036DBD7E905269AF46EF28B0FC07487EE4F5D20FB3C0AF8E700F3A2FA3414970CBED44FEDFF80CE78D800F184BB82435D137AADA2C6C16523247930A63B85661D1FC817A51ACD96168E95898A1F83A79FFB529368AA7833ABD1B0C3AEDDB14D2E1A2F71D99F763F");
2049 g = BN_new();
2050 BN_set_word(g, 2);
2051 q = BN_new();
2052 BN_rshift1(q, p);
2053
2054 BN_bin2bn((const unsigned char *)secret, strlen(secret), bnsecret);
2055
2056 ctx = JPAKE_CTX_new(us, them, p, g, q, bnsecret);
2057 BN_free(bnsecret);
2058 BN_free(q);
2059 BN_free(g);
2060 BN_free(p);
2061
2062 return ctx;
2063 }
2064
2065 static void jpake_send_part(BIO *conn, const JPAKE_STEP_PART *p)
2066 {
2067 BN_print(conn, p->gx);
2068 BIO_puts(conn, "\n");
2069 BN_print(conn, p->zkpx.gr);
2070 BIO_puts(conn, "\n");
2071 BN_print(conn, p->zkpx.b);
2072 BIO_puts(conn, "\n");
2073 }
2074
2075 static void jpake_send_step1(BIO *bconn, JPAKE_CTX *ctx)
2076 {
2077 JPAKE_STEP1 s1;
2078
2079 JPAKE_STEP1_init(&s1);
2080 JPAKE_STEP1_generate(&s1, ctx);
2081 jpake_send_part(bconn, &s1.p1);
2082 jpake_send_part(bconn, &s1.p2);
2083 (void)BIO_flush(bconn);
2084 JPAKE_STEP1_release(&s1);
2085 }
2086
2087 static void jpake_send_step2(BIO *bconn, JPAKE_CTX *ctx)
2088 {
2089 JPAKE_STEP2 s2;
2090
2091 JPAKE_STEP2_init(&s2);
2092 JPAKE_STEP2_generate(&s2, ctx);
2093 jpake_send_part(bconn, &s2);
2094 (void)BIO_flush(bconn);
2095 JPAKE_STEP2_release(&s2);
2096 }
2097
2098 static void jpake_send_step3a(BIO *bconn, JPAKE_CTX *ctx)
2099 {
2100 JPAKE_STEP3A s3a;
2101
2102 JPAKE_STEP3A_init(&s3a);
2103 JPAKE_STEP3A_generate(&s3a, ctx);
2104 BIO_write(bconn, s3a.hhk, sizeof s3a.hhk);
2105 (void)BIO_flush(bconn);
2106 JPAKE_STEP3A_release(&s3a);
2107 }
2108
2109 static void jpake_send_step3b(BIO *bconn, JPAKE_CTX *ctx)
2110 {
2111 JPAKE_STEP3B s3b;
2112
2113 JPAKE_STEP3B_init(&s3b);
2114 JPAKE_STEP3B_generate(&s3b, ctx);
2115 BIO_write(bconn, s3b.hk, sizeof s3b.hk);
2116 (void)BIO_flush(bconn);
2117 JPAKE_STEP3B_release(&s3b);
2118 }
2119
2120 static void readbn(BIGNUM **bn, BIO *bconn)
2121 {
2122 char buf[10240];
2123 int l;
2124
2125 l = BIO_gets(bconn, buf, sizeof buf);
2126 assert(l > 0);
2127 assert(buf[l - 1] == '\n');
2128 buf[l - 1] = '\0';
2129 BN_hex2bn(bn, buf);
2130 }
2131
2132 static void jpake_receive_part(JPAKE_STEP_PART *p, BIO *bconn)
2133 {
2134 readbn(&p->gx, bconn);
2135 readbn(&p->zkpx.gr, bconn);
2136 readbn(&p->zkpx.b, bconn);
2137 }
2138
2139 static void jpake_receive_step1(JPAKE_CTX *ctx, BIO *bconn)
2140 {
2141 JPAKE_STEP1 s1;
2142
2143 JPAKE_STEP1_init(&s1);
2144 jpake_receive_part(&s1.p1, bconn);
2145 jpake_receive_part(&s1.p2, bconn);
2146 if (!JPAKE_STEP1_process(ctx, &s1)) {
2147 ERR_print_errors(bio_err);
2148 exit(1);
2149 }
2150 JPAKE_STEP1_release(&s1);
2151 }
2152
2153 static void jpake_receive_step2(JPAKE_CTX *ctx, BIO *bconn)
2154 {
2155 JPAKE_STEP2 s2;
2156
2157 JPAKE_STEP2_init(&s2);
2158 jpake_receive_part(&s2, bconn);
2159 if (!JPAKE_STEP2_process(ctx, &s2)) {
2160 ERR_print_errors(bio_err);
2161 exit(1);
2162 }
2163 JPAKE_STEP2_release(&s2);
2164 }
2165
2166 static void jpake_receive_step3a(JPAKE_CTX *ctx, BIO *bconn)
2167 {
2168 JPAKE_STEP3A s3a;
2169 int l;
2170
2171 JPAKE_STEP3A_init(&s3a);
2172 l = BIO_read(bconn, s3a.hhk, sizeof s3a.hhk);
2173 assert(l == sizeof s3a.hhk);
2174 if (!JPAKE_STEP3A_process(ctx, &s3a)) {
2175 ERR_print_errors(bio_err);
2176 exit(1);
2177 }
2178 JPAKE_STEP3A_release(&s3a);
2179 }
2180
2181 static void jpake_receive_step3b(JPAKE_CTX *ctx, BIO *bconn)
2182 {
2183 JPAKE_STEP3B s3b;
2184 int l;
2185
2186 JPAKE_STEP3B_init(&s3b);
2187 l = BIO_read(bconn, s3b.hk, sizeof s3b.hk);
2188 assert(l == sizeof s3b.hk);
2189 if (!JPAKE_STEP3B_process(ctx, &s3b)) {
2190 ERR_print_errors(bio_err);
2191 exit(1);
2192 }
2193 JPAKE_STEP3B_release(&s3b);
2194 }
2195
2196 void jpake_client_auth(BIO *out, BIO *conn, const char *secret)
2197 {
2198 JPAKE_CTX *ctx;
2199 BIO *bconn;
2200
2201 BIO_puts(out, "Authenticating with JPAKE\n");
2202
2203 ctx = jpake_init("client", "server", secret);
2204
2205 bconn = BIO_new(BIO_f_buffer());
2206 BIO_push(bconn, conn);
2207
2208 jpake_send_step1(bconn, ctx);
2209 jpake_receive_step1(ctx, bconn);
2210 jpake_send_step2(bconn, ctx);
2211 jpake_receive_step2(ctx, bconn);
2212 jpake_send_step3a(bconn, ctx);
2213 jpake_receive_step3b(ctx, bconn);
2214
2215 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2216
2217 OPENSSL_free(psk_key);
2218 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2219
2220 BIO_pop(bconn);
2221 BIO_free(bconn);
2222
2223 JPAKE_CTX_free(ctx);
2224 }
2225
2226 void jpake_server_auth(BIO *out, BIO *conn, const char *secret)
2227 {
2228 JPAKE_CTX *ctx;
2229 BIO *bconn;
2230
2231 BIO_puts(out, "Authenticating with JPAKE\n");
2232
2233 ctx = jpake_init("server", "client", secret);
2234
2235 bconn = BIO_new(BIO_f_buffer());
2236 BIO_push(bconn, conn);
2237
2238 jpake_receive_step1(ctx, bconn);
2239 jpake_send_step1(bconn, ctx);
2240 jpake_receive_step2(ctx, bconn);
2241 jpake_send_step2(bconn, ctx);
2242 jpake_receive_step3a(ctx, bconn);
2243 jpake_send_step3b(bconn, ctx);
2244
2245 BIO_puts(out, "JPAKE authentication succeeded, setting PSK\n");
2246
2247 OPENSSL_free(psk_key);
2248 psk_key = BN_bn2hex(JPAKE_get_shared_key(ctx));
2249
2250 BIO_pop(bconn);
2251 BIO_free(bconn);
2252
2253 JPAKE_CTX_free(ctx);
2254 }
2255
2256 #endif
2257
2258 /*-
2259 * next_protos_parse parses a comma separated list of strings into a string
2260 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2261 * outlen: (output) set to the length of the resulting buffer on success.
2262 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2263 * in: a NUL termianted string like "abc,def,ghi"
2264 *
2265 * returns: a malloced buffer or NULL on failure.
2266 */
2267 unsigned char *next_protos_parse(unsigned short *outlen, const char *in)
2268 {
2269 size_t len;
2270 unsigned char *out;
2271 size_t i, start = 0;
2272
2273 len = strlen(in);
2274 if (len >= 65535)
2275 return NULL;
2276
2277 out = app_malloc(strlen(in) + 1, "NPN buffer");
2278 for (i = 0; i <= len; ++i) {
2279 if (i == len || in[i] == ',') {
2280 if (i - start > 255) {
2281 OPENSSL_free(out);
2282 return NULL;
2283 }
2284 out[start] = i - start;
2285 start = i + 1;
2286 } else
2287 out[i + 1] = in[i];
2288 }
2289
2290 *outlen = len + 1;
2291 return out;
2292 }
2293
2294 void print_cert_checks(BIO *bio, X509 *x,
2295 const char *checkhost,
2296 const char *checkemail, const char *checkip)
2297 {
2298 if (x == NULL)
2299 return;
2300 if (checkhost) {
2301 BIO_printf(bio, "Hostname %s does%s match certificate\n",
2302 checkhost,
2303 X509_check_host(x, checkhost, 0, 0, NULL) == 1
2304 ? "" : " NOT");
2305 }
2306
2307 if (checkemail) {
2308 BIO_printf(bio, "Email %s does%s match certificate\n",
2309 checkemail, X509_check_email(x, checkemail, 0, 0)
2310 ? "" : " NOT");
2311 }
2312
2313 if (checkip) {
2314 BIO_printf(bio, "IP %s does%s match certificate\n",
2315 checkip, X509_check_ip_asc(x, checkip, 0) ? "" : " NOT");
2316 }
2317 }
2318
2319 /* Get first http URL from a DIST_POINT structure */
2320
2321 static const char *get_dp_url(DIST_POINT *dp)
2322 {
2323 GENERAL_NAMES *gens;
2324 GENERAL_NAME *gen;
2325 int i, gtype;
2326 ASN1_STRING *uri;
2327 if (!dp->distpoint || dp->distpoint->type != 0)
2328 return NULL;
2329 gens = dp->distpoint->name.fullname;
2330 for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
2331 gen = sk_GENERAL_NAME_value(gens, i);
2332 uri = GENERAL_NAME_get0_value(gen, &gtype);
2333 if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) {
2334 char *uptr = (char *)ASN1_STRING_data(uri);
2335 if (strncmp(uptr, "http://", 7) == 0)
2336 return uptr;
2337 }
2338 }
2339 return NULL;
2340 }
2341
2342 /*
2343 * Look through a CRLDP structure and attempt to find an http URL to
2344 * downloads a CRL from.
2345 */
2346
2347 static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp)
2348 {
2349 int i;
2350 const char *urlptr = NULL;
2351 for (i = 0; i < sk_DIST_POINT_num(crldp); i++) {
2352 DIST_POINT *dp = sk_DIST_POINT_value(crldp, i);
2353 urlptr = get_dp_url(dp);
2354 if (urlptr)
2355 return load_crl(urlptr, FORMAT_HTTP);
2356 }
2357 return NULL;
2358 }
2359
2360 /*
2361 * Example of downloading CRLs from CRLDP: not usable for real world as it
2362 * always downloads, doesn't support non-blocking I/O and doesn't cache
2363 * anything.
2364 */
2365
2366 static STACK_OF(X509_CRL) *crls_http_cb(X509_STORE_CTX *ctx, X509_NAME *nm)
2367 {
2368 X509 *x;
2369 STACK_OF(X509_CRL) *crls = NULL;
2370 X509_CRL *crl;
2371 STACK_OF(DIST_POINT) *crldp;
2372
2373 crls = sk_X509_CRL_new_null();
2374 if (!crls)
2375 return NULL;
2376 x = X509_STORE_CTX_get_current_cert(ctx);
2377 crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL);
2378 crl = load_crl_crldp(crldp);
2379 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2380 if (!crl)
2381 return NULL;
2382 sk_X509_CRL_push(crls, crl);
2383 /* Try to download delta CRL */
2384 crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL);
2385 crl = load_crl_crldp(crldp);
2386 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2387 if (crl)
2388 sk_X509_CRL_push(crls, crl);
2389 return crls;
2390 }
2391
2392 void store_setup_crl_download(X509_STORE *st)
2393 {
2394 X509_STORE_set_lookup_crls_cb(st, crls_http_cb);
2395 }
2396
2397 /*
2398 * Platform-specific sections
2399 */
2400 #if defined(_WIN32)
2401 # ifdef fileno
2402 # undef fileno
2403 # define fileno(a) (int)_fileno(a)
2404 # endif
2405
2406 # include <windows.h>
2407 # include <tchar.h>
2408
2409 static int WIN32_rename(const char *from, const char *to)
2410 {
2411 TCHAR *tfrom = NULL, *tto;
2412 DWORD err;
2413 int ret = 0;
2414
2415 if (sizeof(TCHAR) == 1) {
2416 tfrom = (TCHAR *)from;
2417 tto = (TCHAR *)to;
2418 } else { /* UNICODE path */
2419
2420 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
2421 tfrom = malloc(sizeof(*tfrom) * (flen + tlen));
2422 if (tfrom == NULL)
2423 goto err;
2424 tto = tfrom + flen;
2425 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2426 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen))
2427 # endif
2428 for (i = 0; i < flen; i++)
2429 tfrom[i] = (TCHAR)from[i];
2430 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2431 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen))
2432 # endif
2433 for (i = 0; i < tlen; i++)
2434 tto[i] = (TCHAR)to[i];
2435 }
2436
2437 if (MoveFile(tfrom, tto))
2438 goto ok;
2439 err = GetLastError();
2440 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2441 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2442 goto ok;
2443 err = GetLastError();
2444 }
2445 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2446 errno = ENOENT;
2447 else if (err == ERROR_ACCESS_DENIED)
2448 errno = EACCES;
2449 else
2450 errno = EINVAL; /* we could map more codes... */
2451 err:
2452 ret = -1;
2453 ok:
2454 if (tfrom != NULL && tfrom != (TCHAR *)from)
2455 free(tfrom);
2456 return ret;
2457 }
2458 #endif
2459
2460 /* app_tminterval section */
2461 #if defined(_WIN32)
2462 double app_tminterval(int stop, int usertime)
2463 {
2464 FILETIME now;
2465 double ret = 0;
2466 static ULARGE_INTEGER tmstart;
2467 static int warning = 1;
2468 # ifdef _WIN32_WINNT
2469 static HANDLE proc = NULL;
2470
2471 if (proc == NULL) {
2472 if (check_winnt())
2473 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2474 GetCurrentProcessId());
2475 if (proc == NULL)
2476 proc = (HANDLE) - 1;
2477 }
2478
2479 if (usertime && proc != (HANDLE) - 1) {
2480 FILETIME junk;
2481 GetProcessTimes(proc, &junk, &junk, &junk, &now);
2482 } else
2483 # endif
2484 {
2485 SYSTEMTIME systime;
2486
2487 if (usertime && warning) {
2488 BIO_printf(bio_err, "To get meaningful results, run "
2489 "this program on idle system.\n");
2490 warning = 0;
2491 }
2492 GetSystemTime(&systime);
2493 SystemTimeToFileTime(&systime, &now);
2494 }
2495
2496 if (stop == TM_START) {
2497 tmstart.u.LowPart = now.dwLowDateTime;
2498 tmstart.u.HighPart = now.dwHighDateTime;
2499 } else {
2500 ULARGE_INTEGER tmstop;
2501
2502 tmstop.u.LowPart = now.dwLowDateTime;
2503 tmstop.u.HighPart = now.dwHighDateTime;
2504
2505 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2506 }
2507
2508 return (ret);
2509 }
2510 #elif defined(OPENSSL_SYS_NETWARE)
2511 # include <time.h>
2512
2513 double app_tminterval(int stop, int usertime)
2514 {
2515 static clock_t tmstart;
2516 static int warning = 1;
2517 double ret = 0;
2518
2519 if (usertime && warning) {
2520 BIO_printf(bio_err, "To get meaningful results, run "
2521 "this program on idle system.\n");
2522 warning = 0;
2523 }
2524
2525 if (stop == TM_START)
2526 tmstart = clock();
2527 else
2528 ret = (clock() - tmstart) / (double)CLOCKS_PER_SEC;
2529
2530 return (ret);
2531 }
2532
2533
2534 #elif defined(OPENSSL_SYSTEM_VXWORKS)
2535 # include <time.h>
2536
2537 double app_tminterval(int stop, int usertime)
2538 {
2539 double ret = 0;
2540 # ifdef CLOCK_REALTIME
2541 static struct timespec tmstart;
2542 struct timespec now;
2543 # else
2544 static unsigned long tmstart;
2545 unsigned long now;
2546 # endif
2547 static int warning = 1;
2548
2549 if (usertime && warning) {
2550 BIO_printf(bio_err, "To get meaningful results, run "
2551 "this program on idle system.\n");
2552 warning = 0;
2553 }
2554 # ifdef CLOCK_REALTIME
2555 clock_gettime(CLOCK_REALTIME, &now);
2556 if (stop == TM_START)
2557 tmstart = now;
2558 else
2559 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
2560 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
2561 # else
2562 now = tickGet();
2563 if (stop == TM_START)
2564 tmstart = now;
2565 else
2566 ret = (now - tmstart) / (double)sysClkRateGet();
2567 # endif
2568 return (ret);
2569 }
2570
2571 #elif defined(OPENSSL_SYSTEM_VMS)
2572 # include <time.h>
2573 # include <times.h>
2574
2575 double app_tminterval(int stop, int usertime)
2576 {
2577 static clock_t tmstart;
2578 double ret = 0;
2579 clock_t now;
2580 # ifdef __TMS
2581 struct tms rus;
2582
2583 now = times(&rus);
2584 if (usertime)
2585 now = rus.tms_utime;
2586 # else
2587 if (usertime)
2588 now = clock(); /* sum of user and kernel times */
2589 else {
2590 struct timeval tv;
2591 gettimeofday(&tv, NULL);
2592 now = (clock_t)((unsigned long long)tv.tv_sec * CLK_TCK +
2593 (unsigned long long)tv.tv_usec * (1000000 / CLK_TCK)
2594 );
2595 }
2596 # endif
2597 if (stop == TM_START)
2598 tmstart = now;
2599 else
2600 ret = (now - tmstart) / (double)(CLK_TCK);
2601
2602 return (ret);
2603 }
2604
2605 #elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2606 # include <sys/times.h>
2607
2608 double app_tminterval(int stop, int usertime)
2609 {
2610 double ret = 0;
2611 struct tms rus;
2612 clock_t now = times(&rus);
2613 static clock_t tmstart;
2614
2615 if (usertime)
2616 now = rus.tms_utime;
2617
2618 if (stop == TM_START)
2619 tmstart = now;
2620 else {
2621 long int tck = sysconf(_SC_CLK_TCK);
2622 ret = (now - tmstart) / (double)tck;
2623 }
2624
2625 return (ret);
2626 }
2627
2628 #else
2629 # include <sys/time.h>
2630 # include <sys/resource.h>
2631
2632 double app_tminterval(int stop, int usertime)
2633 {
2634 double ret = 0;
2635 struct rusage rus;
2636 struct timeval now;
2637 static struct timeval tmstart;
2638
2639 if (usertime)
2640 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
2641 else
2642 gettimeofday(&now, NULL);
2643
2644 if (stop == TM_START)
2645 tmstart = now;
2646 else
2647 ret = ((now.tv_sec + now.tv_usec * 1e-6)
2648 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
2649
2650 return ret;
2651 }
2652 #endif
2653
2654 int app_access(const char* name, int flag)
2655 {
2656 #ifdef _WIN32
2657 return _access(name, flag);
2658 #else
2659 return access(name, flag);
2660 #endif
2661 }
2662
2663 int app_hex(char c)
2664 {
2665 switch (c) {
2666 default:
2667 case '0':
2668 return 0;
2669 case '1':
2670 return 1;
2671 case '2':
2672 return 2;
2673 case '3':
2674 return 3;
2675 case '4':
2676 return 4;
2677 case '5':
2678 return 5;
2679 case '6':
2680 return 6;
2681 case '7':
2682 return 7;
2683 case '8':
2684 return 8;
2685 case '9':
2686 return 9;
2687 case 'a': case 'A':
2688 return 0x0A;
2689 case 'b': case 'B':
2690 return 0x0B;
2691 case 'c': case 'C':
2692 return 0x0C;
2693 case 'd': case 'D':
2694 return 0x0D;
2695 case 'e': case 'E':
2696 return 0x0E;
2697 case 'f': case 'F':
2698 return 0x0F;
2699 }
2700 }
2701
2702 /* app_isdir section */
2703 #ifdef _WIN32
2704 int app_isdir(const char *name)
2705 {
2706 HANDLE hList;
2707 WIN32_FIND_DATA FileData;
2708 # if defined(UNICODE) || defined(_UNICODE)
2709 size_t i, len_0 = strlen(name) + 1;
2710
2711 if (len_0 > OSSL_NELEM(FileData.cFileName))
2712 return -1;
2713
2714 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2715 if (!MultiByteToWideChar
2716 (CP_ACP, 0, name, len_0, FileData.cFileName, len_0))
2717 # endif
2718 for (i = 0; i < len_0; i++)
2719 FileData.cFileName[i] = (WCHAR)name[i];
2720
2721 hList = FindFirstFile(FileData.cFileName, &FileData);
2722 # else
2723 hList = FindFirstFile(name, &FileData);
2724 # endif
2725 if (hList == INVALID_HANDLE_VALUE)
2726 return -1;
2727 FindClose(hList);
2728 return ((FileData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) != 0);
2729 }
2730 #else
2731 # include <sys/stat.h>
2732 # ifndef S_ISDIR
2733 # if defined(_S_IFMT) && defined(_S_IFDIR)
2734 # define S_ISDIR(a) (((a) & _S_IFMT) == _S_IFDIR)
2735 # else
2736 # define S_ISDIR(a) (((a) & S_IFMT) == S_IFDIR)
2737 # endif
2738 # endif
2739
2740 int app_isdir(const char *name)
2741 {
2742 # if defined(S_ISDIR)
2743 struct stat st;
2744
2745 if (stat(name, &st) == 0)
2746 return S_ISDIR(st.st_mode);
2747 else
2748 return -1;
2749 # else
2750 return -1;
2751 # endif
2752 }
2753 #endif
2754
2755 /* raw_read|write section */
2756 #if defined(_WIN32) && defined(STD_INPUT_HANDLE)
2757 int raw_read_stdin(void *buf, int siz)
2758 {
2759 DWORD n;
2760 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
2761 return (n);
2762 else
2763 return (-1);
2764 }
2765 #else
2766 int raw_read_stdin(void *buf, int siz)
2767 {
2768 return read(fileno(stdin), buf, siz);
2769 }
2770 #endif
2771
2772 #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
2773 int raw_write_stdout(const void *buf, int siz)
2774 {
2775 DWORD n;
2776 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
2777 return (n);
2778 else
2779 return (-1);
2780 }
2781 #else
2782 int raw_write_stdout(const void *buf, int siz)
2783 {
2784 return write(fileno(stdout), buf, siz);
2785 }
2786 #endif
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