]> git.ipfire.org Git - thirdparty/openssl.git/blob - apps/lib/apps.c
projects / thirdparty / openssl.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
apps: Switch to X509_REQ_verify_ex
[thirdparty/openssl.git] / apps / lib / apps.c
1 /*
2 * Copyright 1995-2021 The OpenSSL Project Authors. All Rights Reserved.
3 *
4 * Licensed under the Apache License 2.0 (the "License"). You may not use
5 * this file except in compliance with the License. You can obtain a copy
6 * in the file LICENSE in the source distribution or at
7 * https://www.openssl.org/source/license.html
8 */
9
10 #if !defined(_POSIX_C_SOURCE) && defined(OPENSSL_SYS_VMS)
11 /*
12 * On VMS, you need to define this to get the declaration of fileno(). The
13 * value 2 is to make sure no function defined in POSIX-2 is left undefined.
14 */
15 # define _POSIX_C_SOURCE 2
16 #endif
17
18 #include <stdio.h>
19 #include <stdlib.h>
20 #include <string.h>
21 #include <sys/types.h>
22 #ifndef OPENSSL_NO_POSIX_IO
23 # include <sys/stat.h>
24 # include <fcntl.h>
25 #endif
26 #include <ctype.h>
27 #include <errno.h>
28 #include <openssl/err.h>
29 #include <openssl/x509.h>
30 #include <openssl/x509v3.h>
31 #include <openssl/http.h>
32 #include <openssl/pem.h>
33 #include <openssl/store.h>
34 #include <openssl/pkcs12.h>
35 #include <openssl/ui.h>
36 #include <openssl/safestack.h>
37 #include <openssl/rsa.h>
38 #include <openssl/bn.h>
39 #include <openssl/ssl.h>
40 #include <openssl/store.h>
41 #include "s_apps.h"
42 #include "apps.h"
43
44 #ifdef _WIN32
45 static int WIN32_rename(const char *from, const char *to);
46 # define rename(from,to) WIN32_rename((from),(to))
47 #endif
48
49 #if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
50 # include <conio.h>
51 #endif
52
53 #if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32) || defined(__BORLANDC__)
54 # define _kbhit kbhit
55 #endif
56
57 static BIO *bio_open_default_(const char *filename, char mode, int format,
58 int quiet);
59
60 #define PASS_SOURCE_SIZE_MAX 4
61
62 DEFINE_STACK_OF(CONF)
63
64 typedef struct {
65 const char *name;
66 unsigned long flag;
67 unsigned long mask;
68 } NAME_EX_TBL;
69
70 static OSSL_LIB_CTX *app_libctx = NULL;
71
72 static int set_table_opts(unsigned long *flags, const char *arg,
73 const NAME_EX_TBL * in_tbl);
74 static int set_multi_opts(unsigned long *flags, const char *arg,
75 const NAME_EX_TBL * in_tbl);
76
77 int app_init(long mesgwin);
78
79 int chopup_args(ARGS *arg, char *buf)
80 {
81 int quoted;
82 char c = '\0', *p = NULL;
83
84 arg->argc = 0;
85 if (arg->size == 0) {
86 arg->size = 20;
87 arg->argv = app_malloc(sizeof(*arg->argv) * arg->size, "argv space");
88 }
89
90 for (p = buf;;) {
91 /* Skip whitespace. */
92 while (*p && isspace(_UC(*p)))
93 p++;
94 if (*p == '\0')
95 break;
96
97 /* The start of something good :-) */
98 if (arg->argc >= arg->size) {
99 char **tmp;
100 arg->size += 20;
101 tmp = OPENSSL_realloc(arg->argv, sizeof(*arg->argv) * arg->size);
102 if (tmp == NULL)
103 return 0;
104 arg->argv = tmp;
105 }
106 quoted = *p == '\'' || *p == '"';
107 if (quoted)
108 c = *p++;
109 arg->argv[arg->argc++] = p;
110
111 /* now look for the end of this */
112 if (quoted) {
113 while (*p && *p != c)
114 p++;
115 *p++ = '\0';
116 } else {
117 while (*p && !isspace(_UC(*p)))
118 p++;
119 if (*p)
120 *p++ = '\0';
121 }
122 }
123 arg->argv[arg->argc] = NULL;
124 return 1;
125 }
126
127 #ifndef APP_INIT
128 int app_init(long mesgwin)
129 {
130 return 1;
131 }
132 #endif
133
134 int ctx_set_verify_locations(SSL_CTX *ctx,
135 const char *CAfile, int noCAfile,
136 const char *CApath, int noCApath,
137 const char *CAstore, int noCAstore)
138 {
139 if (CAfile == NULL && CApath == NULL && CAstore == NULL) {
140 if (!noCAfile && SSL_CTX_set_default_verify_file(ctx) <= 0)
141 return 0;
142 if (!noCApath && SSL_CTX_set_default_verify_dir(ctx) <= 0)
143 return 0;
144 if (!noCAstore && SSL_CTX_set_default_verify_store(ctx) <= 0)
145 return 0;
146
147 return 1;
148 }
149
150 if (CAfile != NULL && !SSL_CTX_load_verify_file(ctx, CAfile))
151 return 0;
152 if (CApath != NULL && !SSL_CTX_load_verify_dir(ctx, CApath))
153 return 0;
154 if (CAstore != NULL && !SSL_CTX_load_verify_store(ctx, CAstore))
155 return 0;
156 return 1;
157 }
158
159 #ifndef OPENSSL_NO_CT
160
161 int ctx_set_ctlog_list_file(SSL_CTX *ctx, const char *path)
162 {
163 if (path == NULL)
164 return SSL_CTX_set_default_ctlog_list_file(ctx);
165
166 return SSL_CTX_set_ctlog_list_file(ctx, path);
167 }
168
169 #endif
170
171 static unsigned long nmflag = 0;
172 static char nmflag_set = 0;
173
174 int set_nameopt(const char *arg)
175 {
176 int ret = set_name_ex(&nmflag, arg);
177
178 if (ret)
179 nmflag_set = 1;
180
181 return ret;
182 }
183
184 unsigned long get_nameopt(void)
185 {
186 return (nmflag_set) ? nmflag : XN_FLAG_ONELINE;
187 }
188
189 int dump_cert_text(BIO *out, X509 *x)
190 {
191 print_name(out, "subject=", X509_get_subject_name(x));
192 BIO_puts(out, "\n");
193 print_name(out, "issuer=", X509_get_issuer_name(x));
194 BIO_puts(out, "\n");
195
196 return 0;
197 }
198
199 int wrap_password_callback(char *buf, int bufsiz, int verify, void *userdata)
200 {
201 return password_callback(buf, bufsiz, verify, (PW_CB_DATA *)userdata);
202 }
203
204
205 static char *app_get_pass(const char *arg, int keepbio);
206
207 char *get_passwd(const char *pass, const char *desc)
208 {
209 char *result = NULL;
210
211 if (desc == NULL)
212 desc = "<unknown>";
213 if (!app_passwd(pass, NULL, &result, NULL))
214 BIO_printf(bio_err, "Error getting password for %s\n", desc);
215 if (pass != NULL && result == NULL) {
216 BIO_printf(bio_err,
217 "Trying plain input string (better precede with 'pass:')\n");
218 result = OPENSSL_strdup(pass);
219 if (result == NULL)
220 BIO_printf(bio_err, "Out of memory getting password for %s\n", desc);
221 }
222 return result;
223 }
224
225 int app_passwd(const char *arg1, const char *arg2, char **pass1, char **pass2)
226 {
227 int same = arg1 != NULL && arg2 != NULL && strcmp(arg1, arg2) == 0;
228
229 if (arg1 != NULL) {
230 *pass1 = app_get_pass(arg1, same);
231 if (*pass1 == NULL)
232 return 0;
233 } else if (pass1 != NULL) {
234 *pass1 = NULL;
235 }
236 if (arg2 != NULL) {
237 *pass2 = app_get_pass(arg2, same ? 2 : 0);
238 if (*pass2 == NULL)
239 return 0;
240 } else if (pass2 != NULL) {
241 *pass2 = NULL;
242 }
243 return 1;
244 }
245
246 static char *app_get_pass(const char *arg, int keepbio)
247 {
248 static BIO *pwdbio = NULL;
249 char *tmp, tpass[APP_PASS_LEN];
250 int i;
251
252 /* PASS_SOURCE_SIZE_MAX = max number of chars before ':' in below strings */
253 if (strncmp(arg, "pass:", 5) == 0)
254 return OPENSSL_strdup(arg + 5);
255 if (strncmp(arg, "env:", 4) == 0) {
256 tmp = getenv(arg + 4);
257 if (tmp == NULL) {
258 BIO_printf(bio_err, "No environment variable %s\n", arg + 4);
259 return NULL;
260 }
261 return OPENSSL_strdup(tmp);
262 }
263 if (!keepbio || pwdbio == NULL) {
264 if (strncmp(arg, "file:", 5) == 0) {
265 pwdbio = BIO_new_file(arg + 5, "r");
266 if (pwdbio == NULL) {
267 BIO_printf(bio_err, "Can't open file %s\n", arg + 5);
268 return NULL;
269 }
270 #if !defined(_WIN32)
271 /*
272 * Under _WIN32, which covers even Win64 and CE, file
273 * descriptors referenced by BIO_s_fd are not inherited
274 * by child process and therefore below is not an option.
275 * It could have been an option if bss_fd.c was operating
276 * on real Windows descriptors, such as those obtained
277 * with CreateFile.
278 */
279 } else if (strncmp(arg, "fd:", 3) == 0) {
280 BIO *btmp;
281 i = atoi(arg + 3);
282 if (i >= 0)
283 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
284 if ((i < 0) || !pwdbio) {
285 BIO_printf(bio_err, "Can't access file descriptor %s\n", arg + 3);
286 return NULL;
287 }
288 /*
289 * Can't do BIO_gets on an fd BIO so add a buffering BIO
290 */
291 btmp = BIO_new(BIO_f_buffer());
292 pwdbio = BIO_push(btmp, pwdbio);
293 #endif
294 } else if (strcmp(arg, "stdin") == 0) {
295 pwdbio = dup_bio_in(FORMAT_TEXT);
296 if (pwdbio == NULL) {
297 BIO_printf(bio_err, "Can't open BIO for stdin\n");
298 return NULL;
299 }
300 } else {
301 /* argument syntax error; do not reveal too much about arg */
302 tmp = strchr(arg, ':');
303 if (tmp == NULL || tmp - arg > PASS_SOURCE_SIZE_MAX)
304 BIO_printf(bio_err,
305 "Invalid password argument, missing ':' within the first %d chars\n",
306 PASS_SOURCE_SIZE_MAX + 1);
307 else
308 BIO_printf(bio_err,
309 "Invalid password argument, starting with \"%.*s\"\n",
310 (int)(tmp - arg + 1), arg);
311 return NULL;
312 }
313 }
314 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
315 if (keepbio != 1) {
316 BIO_free_all(pwdbio);
317 pwdbio = NULL;
318 }
319 if (i <= 0) {
320 BIO_printf(bio_err, "Error reading password from BIO\n");
321 return NULL;
322 }
323 tmp = strchr(tpass, '\n');
324 if (tmp != NULL)
325 *tmp = 0;
326 return OPENSSL_strdup(tpass);
327 }
328
329 OSSL_LIB_CTX *app_get0_libctx(void)
330 {
331 return app_libctx;
332 }
333
334 static const char *app_propq = NULL;
335
336 int app_set_propq(const char *arg)
337 {
338 app_propq = arg;
339 return 1;
340 }
341
342 const char *app_get0_propq(void)
343 {
344 return app_propq;
345 }
346
347 OSSL_LIB_CTX *app_create_libctx(void)
348 {
349 /*
350 * Load the NULL provider into the default library context and create a
351 * library context which will then be used for any OPT_PROV options.
352 */
353 if (app_libctx == NULL) {
354
355 if (!app_provider_load(NULL, "null")) {
356 BIO_puts(bio_err, "Failed to create null provider\n");
357 return NULL;
358 }
359 app_libctx = OSSL_LIB_CTX_new();
360 }
361 if (app_libctx == NULL)
362 BIO_puts(bio_err, "Failed to create library context\n");
363 return app_libctx;
364 }
365
366 CONF *app_load_config_bio(BIO *in, const char *filename)
367 {
368 long errorline = -1;
369 CONF *conf;
370 int i;
371
372 conf = NCONF_new_ex(app_libctx, NULL);
373 i = NCONF_load_bio(conf, in, &errorline);
374 if (i > 0)
375 return conf;
376
377 if (errorline <= 0) {
378 BIO_printf(bio_err, "%s: Can't load ", opt_getprog());
379 } else {
380 BIO_printf(bio_err, "%s: Error on line %ld of ", opt_getprog(),
381 errorline);
382 }
383 if (filename != NULL)
384 BIO_printf(bio_err, "config file \"%s\"\n", filename);
385 else
386 BIO_printf(bio_err, "config input");
387
388 NCONF_free(conf);
389 return NULL;
390 }
391
392 CONF *app_load_config_verbose(const char *filename, int verbose)
393 {
394 if (verbose) {
395 if (*filename == '\0')
396 BIO_printf(bio_err, "No configuration used\n");
397 else
398 BIO_printf(bio_err, "Using configuration from %s\n", filename);
399 }
400 return app_load_config_internal(filename, 0);
401 }
402
403 CONF *app_load_config_internal(const char *filename, int quiet)
404 {
405 BIO *in = NULL; /* leads to empty config in case filename == "" */
406 CONF *conf;
407
408 if (*filename != '\0'
409 && (in = bio_open_default_(filename, 'r', FORMAT_TEXT, quiet)) == NULL)
410 return NULL;
411 conf = app_load_config_bio(in, filename);
412 BIO_free(in);
413 return conf;
414 }
415
416 int app_load_modules(const CONF *config)
417 {
418 CONF *to_free = NULL;
419
420 if (config == NULL)
421 config = to_free = app_load_config_quiet(default_config_file);
422 if (config == NULL)
423 return 1;
424
425 if (CONF_modules_load(config, NULL, 0) <= 0) {
426 BIO_printf(bio_err, "Error configuring OpenSSL modules\n");
427 ERR_print_errors(bio_err);
428 NCONF_free(to_free);
429 return 0;
430 }
431 NCONF_free(to_free);
432 return 1;
433 }
434
435 int add_oid_section(CONF *conf)
436 {
437 char *p;
438 STACK_OF(CONF_VALUE) *sktmp;
439 CONF_VALUE *cnf;
440 int i;
441
442 if ((p = NCONF_get_string(conf, NULL, "oid_section")) == NULL) {
443 ERR_clear_error();
444 return 1;
445 }
446 if ((sktmp = NCONF_get_section(conf, p)) == NULL) {
447 BIO_printf(bio_err, "problem loading oid section %s\n", p);
448 return 0;
449 }
450 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
451 cnf = sk_CONF_VALUE_value(sktmp, i);
452 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
453 BIO_printf(bio_err, "problem creating object %s=%s\n",
454 cnf->name, cnf->value);
455 return 0;
456 }
457 }
458 return 1;
459 }
460
461 CONF *app_load_config_modules(const char *configfile)
462 {
463 CONF *conf = NULL;
464
465 if (configfile != NULL) {
466 if ((conf = app_load_config_verbose(configfile, 1)) == NULL)
467 return NULL;
468 if (configfile != default_config_file && !app_load_modules(conf)) {
469 NCONF_free(conf);
470 conf = NULL;
471 }
472 }
473 return conf;
474 }
475
476 #define IS_HTTP(uri) ((uri) != NULL \
477 && strncmp(uri, OSSL_HTTP_PREFIX, strlen(OSSL_HTTP_PREFIX)) == 0)
478 #define IS_HTTPS(uri) ((uri) != NULL \
479 && strncmp(uri, OSSL_HTTPS_PREFIX, strlen(OSSL_HTTPS_PREFIX)) == 0)
480
481 X509 *load_cert_pass(const char *uri, int maybe_stdin,
482 const char *pass, const char *desc)
483 {
484 X509 *cert = NULL;
485
486 if (desc == NULL)
487 desc = "certificate";
488 if (IS_HTTPS(uri))
489 BIO_printf(bio_err, "Loading %s over HTTPS is unsupported\n", desc);
490 else if (IS_HTTP(uri))
491 cert = X509_load_http(uri, NULL, NULL, 0 /* timeout */);
492 else
493 (void)load_key_certs_crls(uri, maybe_stdin, pass, desc,
494 NULL, NULL, NULL, &cert, NULL, NULL, NULL);
495 if (cert == NULL) {
496 BIO_printf(bio_err, "Unable to load %s\n", desc);
497 ERR_print_errors(bio_err);
498 }
499 return cert;
500 }
501
502 X509_CRL *load_crl(const char *uri, int maybe_stdin, const char *desc)
503 {
504 X509_CRL *crl = NULL;
505
506 if (desc == NULL)
507 desc = "CRL";
508 if (IS_HTTPS(uri))
509 BIO_printf(bio_err, "Loading %s over HTTPS is unsupported\n", desc);
510 else if (IS_HTTP(uri))
511 crl = X509_CRL_load_http(uri, NULL, NULL, 0 /* timeout */);
512 else
513 (void)load_key_certs_crls(uri, maybe_stdin, NULL, desc,
514 NULL, NULL, NULL, NULL, NULL, &crl, NULL);
515 if (crl == NULL) {
516 BIO_printf(bio_err, "Unable to load %s\n", desc);
517 ERR_print_errors(bio_err);
518 }
519 return crl;
520 }
521
522 X509_REQ *load_csr(const char *file, int format, const char *desc)
523 {
524 X509_REQ *req = NULL;
525 BIO *in;
526
527 if (desc == NULL)
528 desc = "CSR";
529 in = bio_open_default(file, 'r', format);
530 if (in == NULL)
531 goto end;
532
533 if (format == FORMAT_ASN1)
534 req = d2i_X509_REQ_bio(in, NULL);
535 else if (format == FORMAT_PEM)
536 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
537 else
538 print_format_error(format, OPT_FMT_PEMDER);
539
540 end:
541 if (req == NULL) {
542 BIO_printf(bio_err, "Unable to load %s\n", desc);
543 ERR_print_errors(bio_err);
544 }
545 BIO_free(in);
546 return req;
547 }
548
549 void cleanse(char *str)
550 {
551 if (str != NULL)
552 OPENSSL_cleanse(str, strlen(str));
553 }
554
555 void clear_free(char *str)
556 {
557 if (str != NULL)
558 OPENSSL_clear_free(str, strlen(str));
559 }
560
561 EVP_PKEY *load_key(const char *uri, int format, int may_stdin,
562 const char *pass, ENGINE *e, const char *desc)
563 {
564 EVP_PKEY *pkey = NULL;
565 char *allocated_uri = NULL;
566
567 if (desc == NULL)
568 desc = "private key";
569
570 if (format == FORMAT_ENGINE) {
571 uri = allocated_uri = make_engine_uri(e, uri, desc);
572 }
573 (void)load_key_certs_crls(uri, may_stdin, pass, desc,
574 &pkey, NULL, NULL, NULL, NULL, NULL, NULL);
575
576 OPENSSL_free(allocated_uri);
577 return pkey;
578 }
579
580 EVP_PKEY *load_pubkey(const char *uri, int format, int maybe_stdin,
581 const char *pass, ENGINE *e, const char *desc)
582 {
583 EVP_PKEY *pkey = NULL;
584 char *allocated_uri = NULL;
585
586 if (desc == NULL)
587 desc = "public key";
588
589 if (format == FORMAT_ENGINE) {
590 uri = allocated_uri = make_engine_uri(e, uri, desc);
591 }
592 (void)load_key_certs_crls(uri, maybe_stdin, pass, desc,
593 NULL, &pkey, NULL, NULL, NULL, NULL, NULL);
594
595 OPENSSL_free(allocated_uri);
596 return pkey;
597 }
598
599 EVP_PKEY *load_keyparams(const char *uri, int maybe_stdin, const char *keytype,
600 const char *desc)
601 {
602 EVP_PKEY *params = NULL;
603
604 if (desc == NULL)
605 desc = "key parameters";
606
607 (void)load_key_certs_crls(uri, maybe_stdin, NULL, desc,
608 NULL, NULL, &params, NULL, NULL, NULL, NULL);
609 if (params != NULL && keytype != NULL && !EVP_PKEY_is_a(params, keytype)) {
610 BIO_printf(bio_err,
611 "Unable to load %s from %s (unexpected parameters type)\n",
612 desc, uri);
613 ERR_print_errors(bio_err);
614 EVP_PKEY_free(params);
615 params = NULL;
616 }
617 return params;
618 }
619
620 void app_bail_out(char *fmt, ...)
621 {
622 va_list args;
623
624 va_start(args, fmt);
625 BIO_vprintf(bio_err, fmt, args);
626 va_end(args);
627 ERR_print_errors(bio_err);
628 exit(1);
629 }
630
631 void *app_malloc(size_t sz, const char *what)
632 {
633 void *vp = OPENSSL_malloc(sz);
634
635 if (vp == NULL)
636 app_bail_out("%s: Could not allocate %zu bytes for %s\n",
637 opt_getprog(), sz, what);
638 return vp;
639 }
640
641 char *next_item(char *opt) /* in list separated by comma and/or space */
642 {
643 /* advance to separator (comma or whitespace), if any */
644 while (*opt != ',' && !isspace(*opt) && *opt != '\0')
645 opt++;
646 if (*opt != '\0') {
647 /* terminate current item */
648 *opt++ = '\0';
649 /* skip over any whitespace after separator */
650 while (isspace(*opt))
651 opt++;
652 }
653 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
654 }
655
656 static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
657 {
658 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
659
660 BIO_printf(bio_err, "Warning: certificate from '%s' with subject '%s' %s\n",
661 uri, subj, msg);
662 OPENSSL_free(subj);
663 }
664
665 static void warn_cert(const char *uri, X509 *cert, int warn_EE,
666 X509_VERIFY_PARAM *vpm)
667 {
668 uint32_t ex_flags = X509_get_extension_flags(cert);
669 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
670 X509_get0_notAfter(cert));
671
672 if (res != 0)
673 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
674 if (warn_EE && (ex_flags & EXFLAG_V1) == 0 && (ex_flags & EXFLAG_CA) == 0)
675 warn_cert_msg(uri, cert, "is not a CA cert");
676 }
677
678 static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE,
679 X509_VERIFY_PARAM *vpm)
680 {
681 int i;
682
683 for (i = 0; i < sk_X509_num(certs); i++)
684 warn_cert(uri, sk_X509_value(certs, i), warn_EE, vpm);
685 }
686
687 int load_cert_certs(const char *uri,
688 X509 **pcert, STACK_OF(X509) **pcerts,
689 int exclude_http, const char *pass, const char *desc,
690 X509_VERIFY_PARAM *vpm)
691 {
692 int ret = 0;
693 char *pass_string;
694
695 if (exclude_http && (strncasecmp(uri, "http://", 7) == 0
696 || strncasecmp(uri, "https://", 8) == 0)) {
697 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
698 return ret;
699 }
700 pass_string = get_passwd(pass, desc);
701 ret = load_key_certs_crls(uri, 0, pass_string, desc, NULL, NULL, NULL,
702 pcert, pcerts, NULL, NULL);
703 clear_free(pass_string);
704
705 if (ret) {
706 if (pcert != NULL)
707 warn_cert(uri, *pcert, 0, vpm);
708 warn_certs(uri, *pcerts, 1, vpm);
709 } else {
710 sk_X509_pop_free(*pcerts, X509_free);
711 *pcerts = NULL;
712 }
713 return ret;
714 }
715
716 STACK_OF(X509) *load_certs_multifile(char *files, const char *pass,
717 const char *desc, X509_VERIFY_PARAM *vpm)
718 {
719 STACK_OF(X509) *certs = NULL;
720 STACK_OF(X509) *result = sk_X509_new_null();
721
722 if (files == NULL)
723 goto err;
724 if (result == NULL)
725 goto oom;
726
727 while (files != NULL) {
728 char *next = next_item(files);
729
730 if (!load_cert_certs(files, NULL, &certs, 0, pass, desc, vpm))
731 goto err;
732 if (!X509_add_certs(result, certs,
733 X509_ADD_FLAG_UP_REF | X509_ADD_FLAG_NO_DUP))
734 goto oom;
735 sk_X509_pop_free(certs, X509_free);
736 certs = NULL;
737 files = next;
738 }
739 return result;
740
741 oom:
742 BIO_printf(bio_err, "out of memory\n");
743 err:
744 sk_X509_pop_free(certs, X509_free);
745 sk_X509_pop_free(result, X509_free);
746 return NULL;
747 }
748
749 static X509_STORE *sk_X509_to_store(X509_STORE *store /* may be NULL */,
750 const STACK_OF(X509) *certs /* may NULL */)
751 {
752 int i;
753
754 if (store == NULL)
755 store = X509_STORE_new();
756 if (store == NULL)
757 return NULL;
758 for (i = 0; i < sk_X509_num(certs); i++) {
759 if (!X509_STORE_add_cert(store, sk_X509_value(certs, i))) {
760 X509_STORE_free(store);
761 return NULL;
762 }
763 }
764 return store;
765 }
766
767 /*
768 * Create cert store structure with certificates read from given file(s).
769 * Returns pointer to created X509_STORE on success, NULL on error.
770 */
771 X509_STORE *load_certstore(char *input, const char *pass, const char *desc,
772 X509_VERIFY_PARAM *vpm)
773 {
774 X509_STORE *store = NULL;
775 STACK_OF(X509) *certs = NULL;
776
777 while (input != NULL) {
778 char *next = next_item(input);
779 int ok;
780
781 if (!load_cert_certs(input, NULL, &certs, 1, pass, desc, vpm)) {
782 X509_STORE_free(store);
783 return NULL;
784 }
785 ok = (store = sk_X509_to_store(store, certs)) != NULL;
786 sk_X509_pop_free(certs, X509_free);
787 certs = NULL;
788 if (!ok)
789 return NULL;
790 input = next;
791 }
792 return store;
793 }
794
795 /*
796 * Initialize or extend, if *certs != NULL, a certificate stack.
797 * The caller is responsible for freeing *certs if its value is left not NULL.
798 */
799 int load_certs(const char *uri, int maybe_stdin, STACK_OF(X509) **certs,
800 const char *pass, const char *desc)
801 {
802 int was_NULL = *certs == NULL;
803 int ret = load_key_certs_crls(uri, maybe_stdin, pass, desc, NULL, NULL,
804 NULL, NULL, certs, NULL, NULL);
805
806 if (!ret && was_NULL) {
807 sk_X509_pop_free(*certs, X509_free);
808 *certs = NULL;
809 }
810 return ret;
811 }
812
813 /*
814 * Initialize or extend, if *crls != NULL, a certificate stack.
815 * The caller is responsible for freeing *crls if its value is left not NULL.
816 */
817 int load_crls(const char *uri, STACK_OF(X509_CRL) **crls,
818 const char *pass, const char *desc)
819 {
820 int was_NULL = *crls == NULL;
821 int ret = load_key_certs_crls(uri, 0, pass, desc, NULL, NULL, NULL,
822 NULL, NULL, NULL, crls);
823
824 if (!ret && was_NULL) {
825 sk_X509_CRL_pop_free(*crls, X509_CRL_free);
826 *crls = NULL;
827 }
828 return ret;
829 }
830
831 /*
832 * Load those types of credentials for which the result pointer is not NULL.
833 * Reads from stdio if uri is NULL and maybe_stdin is nonzero.
834 * For non-NULL ppkey, pcert, and pcrl the first suitable value found is loaded.
835 * If pcerts is non-NULL and *pcerts == NULL then a new cert list is allocated.
836 * If pcerts is non-NULL then all available certificates are appended to *pcerts
837 * except any certificate assigned to *pcert.
838 * If pcrls is non-NULL and *pcrls == NULL then a new list of CRLs is allocated.
839 * If pcrls is non-NULL then all available CRLs are appended to *pcerts
840 * except any CRL assigned to *pcrl.
841 * In any case (also on error) the caller is responsible for freeing all members
842 * of *pcerts and *pcrls (as far as they are not NULL).
843 */
844 int load_key_certs_crls(const char *uri, int maybe_stdin,
845 const char *pass, const char *desc,
846 EVP_PKEY **ppkey, EVP_PKEY **ppubkey,
847 EVP_PKEY **pparams,
848 X509 **pcert, STACK_OF(X509) **pcerts,
849 X509_CRL **pcrl, STACK_OF(X509_CRL) **pcrls)
850 {
851 PW_CB_DATA uidata;
852 OSSL_STORE_CTX *ctx = NULL;
853 OSSL_LIB_CTX *libctx = app_get0_libctx();
854 const char *propq = app_get0_propq();
855 int ncerts = 0;
856 int ncrls = 0;
857 const char *failed =
858 ppkey != NULL ? "key" : ppubkey != NULL ? "public key" :
859 pparams != NULL ? "params" : pcert != NULL ? "cert" :
860 pcrl != NULL ? "CRL" : pcerts != NULL ? "certs" :
861 pcrls != NULL ? "CRLs" : NULL;
862 int cnt_expectations = 0;
863 int expect = 0;
864 /* TODO make use of the engine reference 'eng' when loading pkeys */
865
866 if (ppkey != NULL) {
867 *ppkey = NULL;
868 cnt_expectations++;
869 expect = OSSL_STORE_INFO_PKEY;
870 }
871 if (ppubkey != NULL) {
872 *ppubkey = NULL;
873 cnt_expectations++;
874 expect = OSSL_STORE_INFO_PUBKEY;
875 }
876 if (pparams != NULL) {
877 *pparams = NULL;
878 cnt_expectations++;
879 expect = OSSL_STORE_INFO_PARAMS;
880 }
881 if (pcert != NULL) {
882 *pcert = NULL;
883 cnt_expectations++;
884 expect = OSSL_STORE_INFO_CERT;
885 }
886 if (failed == NULL) {
887 BIO_printf(bio_err, "Internal error: nothing to load into from %s\n",
888 uri != NULL ? uri : "<stdin>");
889 return 0;
890 }
891
892 if (pcerts != NULL) {
893 if (*pcerts == NULL && (*pcerts = sk_X509_new_null()) == NULL) {
894 BIO_printf(bio_err, "Out of memory loading");
895 goto end;
896 }
897 cnt_expectations++;
898 expect = OSSL_STORE_INFO_CERT;
899 }
900 if (pcrl != NULL) {
901 *pcrl = NULL;
902 cnt_expectations++;
903 expect = OSSL_STORE_INFO_CRL;
904 }
905 if (pcrls != NULL) {
906 if (*pcrls == NULL && (*pcrls = sk_X509_CRL_new_null()) == NULL) {
907 BIO_printf(bio_err, "Out of memory loading");
908 goto end;
909 }
910 cnt_expectations++;
911 expect = OSSL_STORE_INFO_CRL;
912 }
913
914 uidata.password = pass;
915 uidata.prompt_info = uri;
916
917 if (uri == NULL) {
918 BIO *bio;
919
920 if (!maybe_stdin) {
921 BIO_printf(bio_err, "No filename or uri specified for loading");
922 goto end;
923 }
924 uri = "<stdin>";
925 unbuffer(stdin);
926 bio = BIO_new_fp(stdin, 0);
927 if (bio != NULL) {
928 ctx = OSSL_STORE_attach(bio, "file", libctx, propq,
929 get_ui_method(), &uidata, NULL, NULL);
930 BIO_free(bio);
931 }
932 } else {
933 ctx = OSSL_STORE_open_ex(uri, libctx, propq, get_ui_method(), &uidata,
934 NULL, NULL);
935 }
936 if (ctx == NULL) {
937 BIO_printf(bio_err, "Could not open file or uri for loading");
938 goto end;
939 }
940
941 if (cnt_expectations != 1)
942 expect = 0;
943 if (!OSSL_STORE_expect(ctx, expect))
944 goto end;
945
946 failed = NULL;
947 while (cnt_expectations > 0 && !OSSL_STORE_eof(ctx)) {
948 OSSL_STORE_INFO *info = OSSL_STORE_load(ctx);
949 int type, ok = 1;
950
951 /*
952 * This can happen (for example) if we attempt to load a file with
953 * multiple different types of things in it - but the thing we just
954 * tried to load wasn't one of the ones we wanted, e.g. if we're trying
955 * to load a certificate but the file has both the private key and the
956 * certificate in it. We just retry until eof.
957 */
958 if (info == NULL) {
959 if (OSSL_STORE_error(ctx)) {
960 ERR_print_errors(bio_err);
961 ERR_clear_error();
962 }
963 continue;
964 }
965
966 type = OSSL_STORE_INFO_get_type(info);
967 switch (type) {
968 case OSSL_STORE_INFO_PKEY:
969 if (ppkey != NULL && *ppkey == NULL) {
970 ok = (*ppkey = OSSL_STORE_INFO_get1_PKEY(info)) != NULL;
971 cnt_expectations -= ok;
972 }
973 /*
974 * An EVP_PKEY with private parts also holds the public parts,
975 * so if the caller asked for a public key, and we got a private
976 * key, we can still pass it back.
977 */
978 if (ok && ppubkey != NULL && *ppubkey == NULL) {
979 ok = ((*ppubkey = OSSL_STORE_INFO_get1_PKEY(info)) != NULL);
980 cnt_expectations -= ok;
981 }
982 break;
983 case OSSL_STORE_INFO_PUBKEY:
984 if (ppubkey != NULL && *ppubkey == NULL) {
985 ok = ((*ppubkey = OSSL_STORE_INFO_get1_PUBKEY(info)) != NULL);
986 cnt_expectations -= ok;
987 }
988 break;
989 case OSSL_STORE_INFO_PARAMS:
990 if (pparams != NULL && *pparams == NULL) {
991 ok = ((*pparams = OSSL_STORE_INFO_get1_PARAMS(info)) != NULL);
992 cnt_expectations -= ok;
993 }
994 break;
995 case OSSL_STORE_INFO_CERT:
996 if (pcert != NULL && *pcert == NULL) {
997 ok = (*pcert = OSSL_STORE_INFO_get1_CERT(info)) != NULL;
998 cnt_expectations -= ok;
999 }
1000 else if (pcerts != NULL)
1001 ok = X509_add_cert(*pcerts,
1002 OSSL_STORE_INFO_get1_CERT(info),
1003 X509_ADD_FLAG_DEFAULT);
1004 ncerts += ok;
1005 break;
1006 case OSSL_STORE_INFO_CRL:
1007 if (pcrl != NULL && *pcrl == NULL) {
1008 ok = (*pcrl = OSSL_STORE_INFO_get1_CRL(info)) != NULL;
1009 cnt_expectations -= ok;
1010 }
1011 else if (pcrls != NULL)
1012 ok = sk_X509_CRL_push(*pcrls, OSSL_STORE_INFO_get1_CRL(info));
1013 ncrls += ok;
1014 break;
1015 default:
1016 /* skip any other type */
1017 break;
1018 }
1019 OSSL_STORE_INFO_free(info);
1020 if (!ok) {
1021 failed = info == NULL ? NULL : OSSL_STORE_INFO_type_string(type);
1022 BIO_printf(bio_err, "Error reading");
1023 break;
1024 }
1025 }
1026
1027 end:
1028 OSSL_STORE_close(ctx);
1029 if (failed == NULL) {
1030 int any = 0;
1031
1032 if ((ppkey != NULL && *ppkey == NULL)
1033 || (ppubkey != NULL && *ppubkey == NULL)) {
1034 failed = "key";
1035 } else if (pparams != NULL && *pparams == NULL) {
1036 failed = "params";
1037 } else if ((pcert != NULL || pcerts != NULL) && ncerts == 0) {
1038 if (pcert == NULL)
1039 any = 1;
1040 failed = "cert";
1041 } else if ((pcrl != NULL || pcrls != NULL) && ncrls == 0) {
1042 if (pcrl == NULL)
1043 any = 1;
1044 failed = "CRL";
1045 }
1046 if (failed != NULL)
1047 BIO_printf(bio_err, "Could not read");
1048 if (any)
1049 BIO_printf(bio_err, " any");
1050 }
1051 if (failed != NULL) {
1052 if (desc != NULL && strstr(desc, failed) != NULL) {
1053 BIO_printf(bio_err, " %s", desc);
1054 } else {
1055 BIO_printf(bio_err, " %s", failed);
1056 if (desc != NULL)
1057 BIO_printf(bio_err, " of %s", desc);
1058 }
1059 if (uri != NULL)
1060 BIO_printf(bio_err, " from %s", uri);
1061 BIO_printf(bio_err, "\n");
1062 ERR_print_errors(bio_err);
1063 }
1064 return failed == NULL;
1065 }
1066
1067
1068 #define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1069 /* Return error for unknown extensions */
1070 #define X509V3_EXT_DEFAULT 0
1071 /* Print error for unknown extensions */
1072 #define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1073 /* ASN1 parse unknown extensions */
1074 #define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1075 /* BIO_dump unknown extensions */
1076 #define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1077
1078 #define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1079 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1080
1081 int set_cert_ex(unsigned long *flags, const char *arg)
1082 {
1083 static const NAME_EX_TBL cert_tbl[] = {
1084 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1085 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1086 {"no_header", X509_FLAG_NO_HEADER, 0},
1087 {"no_version", X509_FLAG_NO_VERSION, 0},
1088 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1089 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1090 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1091 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1092 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1093 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1094 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1095 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1096 {"no_aux", X509_FLAG_NO_AUX, 0},
1097 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1098 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1099 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1100 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1101 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1102 {NULL, 0, 0}
1103 };
1104 return set_multi_opts(flags, arg, cert_tbl);
1105 }
1106
1107 int set_name_ex(unsigned long *flags, const char *arg)
1108 {
1109 static const NAME_EX_TBL ex_tbl[] = {
1110 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1111 {"esc_2254", ASN1_STRFLGS_ESC_2254, 0},
1112 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1113 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1114 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1115 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1116 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1117 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1118 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1119 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1120 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1121 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1122 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1123 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1124 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1125 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1126 {"dn_rev", XN_FLAG_DN_REV, 0},
1127 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1128 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1129 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1130 {"align", XN_FLAG_FN_ALIGN, 0},
1131 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1132 {"space_eq", XN_FLAG_SPC_EQ, 0},
1133 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1134 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1135 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1136 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1137 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1138 {NULL, 0, 0}
1139 };
1140 if (set_multi_opts(flags, arg, ex_tbl) == 0)
1141 return 0;
1142 if (*flags != XN_FLAG_COMPAT
1143 && (*flags & XN_FLAG_SEP_MASK) == 0)
1144 *flags |= XN_FLAG_SEP_CPLUS_SPC;
1145 return 1;
1146 }
1147
1148 int set_ext_copy(int *copy_type, const char *arg)
1149 {
1150 if (strcasecmp(arg, "none") == 0)
1151 *copy_type = EXT_COPY_NONE;
1152 else if (strcasecmp(arg, "copy") == 0)
1153 *copy_type = EXT_COPY_ADD;
1154 else if (strcasecmp(arg, "copyall") == 0)
1155 *copy_type = EXT_COPY_ALL;
1156 else
1157 return 0;
1158 return 1;
1159 }
1160
1161 int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1162 {
1163 STACK_OF(X509_EXTENSION) *exts;
1164 int i, ret = 0;
1165
1166 if (x == NULL || req == NULL)
1167 return 0;
1168 if (copy_type == EXT_COPY_NONE)
1169 return 1;
1170 exts = X509_REQ_get_extensions(req);
1171
1172 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1173 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
1174 ASN1_OBJECT *obj = X509_EXTENSION_get_object(ext);
1175 int idx = X509_get_ext_by_OBJ(x, obj, -1);
1176
1177 /* Does extension exist in target? */
1178 if (idx != -1) {
1179 /* If normal copy don't override existing extension */
1180 if (copy_type == EXT_COPY_ADD)
1181 continue;
1182 /* Delete all extensions of same type */
1183 do {
1184 X509_EXTENSION_free(X509_delete_ext(x, idx));
1185 idx = X509_get_ext_by_OBJ(x, obj, -1);
1186 } while (idx != -1);
1187 }
1188 if (!X509_add_ext(x, ext, -1))
1189 goto end;
1190 }
1191 ret = 1;
1192
1193 end:
1194 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1195 return ret;
1196 }
1197
1198 static int set_multi_opts(unsigned long *flags, const char *arg,
1199 const NAME_EX_TBL * in_tbl)
1200 {
1201 STACK_OF(CONF_VALUE) *vals;
1202 CONF_VALUE *val;
1203 int i, ret = 1;
1204 if (!arg)
1205 return 0;
1206 vals = X509V3_parse_list(arg);
1207 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1208 val = sk_CONF_VALUE_value(vals, i);
1209 if (!set_table_opts(flags, val->name, in_tbl))
1210 ret = 0;
1211 }
1212 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1213 return ret;
1214 }
1215
1216 static int set_table_opts(unsigned long *flags, const char *arg,
1217 const NAME_EX_TBL * in_tbl)
1218 {
1219 char c;
1220 const NAME_EX_TBL *ptbl;
1221 c = arg[0];
1222
1223 if (c == '-') {
1224 c = 0;
1225 arg++;
1226 } else if (c == '+') {
1227 c = 1;
1228 arg++;
1229 } else {
1230 c = 1;
1231 }
1232
1233 for (ptbl = in_tbl; ptbl->name; ptbl++) {
1234 if (strcasecmp(arg, ptbl->name) == 0) {
1235 *flags &= ~ptbl->mask;
1236 if (c)
1237 *flags |= ptbl->flag;
1238 else
1239 *flags &= ~ptbl->flag;
1240 return 1;
1241 }
1242 }
1243 return 0;
1244 }
1245
1246 void print_name(BIO *out, const char *title, const X509_NAME *nm)
1247 {
1248 char *buf;
1249 char mline = 0;
1250 int indent = 0;
1251 unsigned long lflags = get_nameopt();
1252
1253 if (title != NULL)
1254 BIO_puts(out, title);
1255 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1256 mline = 1;
1257 indent = 4;
1258 }
1259 if (lflags == XN_FLAG_COMPAT) {
1260 buf = X509_NAME_oneline(nm, 0, 0);
1261 BIO_puts(out, buf);
1262 BIO_puts(out, "\n");
1263 OPENSSL_free(buf);
1264 } else {
1265 if (mline)
1266 BIO_puts(out, "\n");
1267 X509_NAME_print_ex(out, nm, indent, lflags);
1268 BIO_puts(out, "\n");
1269 }
1270 }
1271
1272 void print_bignum_var(BIO *out, const BIGNUM *in, const char *var,
1273 int len, unsigned char *buffer)
1274 {
1275 BIO_printf(out, " static unsigned char %s_%d[] = {", var, len);
1276 if (BN_is_zero(in)) {
1277 BIO_printf(out, "\n 0x00");
1278 } else {
1279 int i, l;
1280
1281 l = BN_bn2bin(in, buffer);
1282 for (i = 0; i < l; i++) {
1283 BIO_printf(out, (i % 10) == 0 ? "\n " : " ");
1284 if (i < l - 1)
1285 BIO_printf(out, "0x%02X,", buffer[i]);
1286 else
1287 BIO_printf(out, "0x%02X", buffer[i]);
1288 }
1289 }
1290 BIO_printf(out, "\n };\n");
1291 }
1292
1293 void print_array(BIO *out, const char* title, int len, const unsigned char* d)
1294 {
1295 int i;
1296
1297 BIO_printf(out, "unsigned char %s[%d] = {", title, len);
1298 for (i = 0; i < len; i++) {
1299 if ((i % 10) == 0)
1300 BIO_printf(out, "\n ");
1301 if (i < len - 1)
1302 BIO_printf(out, "0x%02X, ", d[i]);
1303 else
1304 BIO_printf(out, "0x%02X", d[i]);
1305 }
1306 BIO_printf(out, "\n};\n");
1307 }
1308
1309 X509_STORE *setup_verify(const char *CAfile, int noCAfile,
1310 const char *CApath, int noCApath,
1311 const char *CAstore, int noCAstore)
1312 {
1313 X509_STORE *store = X509_STORE_new();
1314 X509_LOOKUP *lookup;
1315 OSSL_LIB_CTX *libctx = app_get0_libctx();
1316 const char *propq = app_get0_propq();
1317
1318 if (store == NULL)
1319 goto end;
1320
1321 if (CAfile != NULL || !noCAfile) {
1322 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1323 if (lookup == NULL)
1324 goto end;
1325 if (CAfile != NULL) {
1326 if (!X509_LOOKUP_load_file_ex(lookup, CAfile, X509_FILETYPE_PEM,
1327 libctx, propq)) {
1328 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
1329 goto end;
1330 }
1331 } else {
1332 X509_LOOKUP_load_file_ex(lookup, NULL, X509_FILETYPE_DEFAULT,
1333 libctx, propq);
1334 }
1335 }
1336
1337 if (CApath != NULL || !noCApath) {
1338 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1339 if (lookup == NULL)
1340 goto end;
1341 if (CApath != NULL) {
1342 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
1343 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
1344 goto end;
1345 }
1346 } else {
1347 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
1348 }
1349 }
1350
1351 if (CAstore != NULL || !noCAstore) {
1352 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_store());
1353 if (lookup == NULL)
1354 goto end;
1355 if (!X509_LOOKUP_add_store_ex(lookup, CAstore, libctx, propq)) {
1356 if (CAstore != NULL)
1357 BIO_printf(bio_err, "Error loading store URI %s\n", CAstore);
1358 goto end;
1359 }
1360 }
1361
1362 ERR_clear_error();
1363 return store;
1364 end:
1365 ERR_print_errors(bio_err);
1366 X509_STORE_free(store);
1367 return NULL;
1368 }
1369
1370 static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
1371 {
1372 const char *n;
1373
1374 n = a[DB_serial];
1375 while (*n == '0')
1376 n++;
1377 return OPENSSL_LH_strhash(n);
1378 }
1379
1380 static int index_serial_cmp(const OPENSSL_CSTRING *a,
1381 const OPENSSL_CSTRING *b)
1382 {
1383 const char *aa, *bb;
1384
1385 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1386 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
1387 return strcmp(aa, bb);
1388 }
1389
1390 static int index_name_qual(char **a)
1391 {
1392 return (a[0][0] == 'V');
1393 }
1394
1395 static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
1396 {
1397 return OPENSSL_LH_strhash(a[DB_name]);
1398 }
1399
1400 int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1401 {
1402 return strcmp(a[DB_name], b[DB_name]);
1403 }
1404
1405 static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1406 static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1407 static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1408 static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
1409 #undef BSIZE
1410 #define BSIZE 256
1411 BIGNUM *load_serial(const char *serialfile, int create, ASN1_INTEGER **retai)
1412 {
1413 BIO *in = NULL;
1414 BIGNUM *ret = NULL;
1415 char buf[1024];
1416 ASN1_INTEGER *ai = NULL;
1417
1418 ai = ASN1_INTEGER_new();
1419 if (ai == NULL)
1420 goto err;
1421
1422 in = BIO_new_file(serialfile, "r");
1423 if (in == NULL) {
1424 if (!create) {
1425 perror(serialfile);
1426 goto err;
1427 }
1428 ERR_clear_error();
1429 ret = BN_new();
1430 if (ret == NULL || !rand_serial(ret, ai))
1431 BIO_printf(bio_err, "Out of memory\n");
1432 } else {
1433 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
1434 BIO_printf(bio_err, "Unable to load number from %s\n",
1435 serialfile);
1436 goto err;
1437 }
1438 ret = ASN1_INTEGER_to_BN(ai, NULL);
1439 if (ret == NULL) {
1440 BIO_printf(bio_err, "Error converting number from bin to BIGNUM\n");
1441 goto err;
1442 }
1443 }
1444
1445 if (ret && retai) {
1446 *retai = ai;
1447 ai = NULL;
1448 }
1449 err:
1450 ERR_print_errors(bio_err);
1451 BIO_free(in);
1452 ASN1_INTEGER_free(ai);
1453 return ret;
1454 }
1455
1456 int save_serial(const char *serialfile, const char *suffix, const BIGNUM *serial,
1457 ASN1_INTEGER **retai)
1458 {
1459 char buf[1][BSIZE];
1460 BIO *out = NULL;
1461 int ret = 0;
1462 ASN1_INTEGER *ai = NULL;
1463 int j;
1464
1465 if (suffix == NULL)
1466 j = strlen(serialfile);
1467 else
1468 j = strlen(serialfile) + strlen(suffix) + 1;
1469 if (j >= BSIZE) {
1470 BIO_printf(bio_err, "File name too long\n");
1471 goto err;
1472 }
1473
1474 if (suffix == NULL)
1475 OPENSSL_strlcpy(buf[0], serialfile, BSIZE);
1476 else {
1477 #ifndef OPENSSL_SYS_VMS
1478 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, suffix);
1479 #else
1480 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, suffix);
1481 #endif
1482 }
1483 out = BIO_new_file(buf[0], "w");
1484 if (out == NULL) {
1485 goto err;
1486 }
1487
1488 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1489 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1490 goto err;
1491 }
1492 i2a_ASN1_INTEGER(out, ai);
1493 BIO_puts(out, "\n");
1494 ret = 1;
1495 if (retai) {
1496 *retai = ai;
1497 ai = NULL;
1498 }
1499 err:
1500 if (!ret)
1501 ERR_print_errors(bio_err);
1502 BIO_free_all(out);
1503 ASN1_INTEGER_free(ai);
1504 return ret;
1505 }
1506
1507 int rotate_serial(const char *serialfile, const char *new_suffix,
1508 const char *old_suffix)
1509 {
1510 char buf[2][BSIZE];
1511 int i, j;
1512
1513 i = strlen(serialfile) + strlen(old_suffix);
1514 j = strlen(serialfile) + strlen(new_suffix);
1515 if (i > j)
1516 j = i;
1517 if (j + 1 >= BSIZE) {
1518 BIO_printf(bio_err, "File name too long\n");
1519 goto err;
1520 }
1521 #ifndef OPENSSL_SYS_VMS
1522 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, new_suffix);
1523 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", serialfile, old_suffix);
1524 #else
1525 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, new_suffix);
1526 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", serialfile, old_suffix);
1527 #endif
1528 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
1529 #ifdef ENOTDIR
1530 && errno != ENOTDIR
1531 #endif
1532 ) {
1533 BIO_printf(bio_err,
1534 "Unable to rename %s to %s\n", serialfile, buf[1]);
1535 perror("reason");
1536 goto err;
1537 }
1538 if (rename(buf[0], serialfile) < 0) {
1539 BIO_printf(bio_err,
1540 "Unable to rename %s to %s\n", buf[0], serialfile);
1541 perror("reason");
1542 rename(buf[1], serialfile);
1543 goto err;
1544 }
1545 return 1;
1546 err:
1547 ERR_print_errors(bio_err);
1548 return 0;
1549 }
1550
1551 int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1552 {
1553 BIGNUM *btmp;
1554 int ret = 0;
1555
1556 btmp = b == NULL ? BN_new() : b;
1557 if (btmp == NULL)
1558 return 0;
1559
1560 if (!BN_rand(btmp, SERIAL_RAND_BITS, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY))
1561 goto error;
1562 if (ai && !BN_to_ASN1_INTEGER(btmp, ai))
1563 goto error;
1564
1565 ret = 1;
1566
1567 error:
1568
1569 if (btmp != b)
1570 BN_free(btmp);
1571
1572 return ret;
1573 }
1574
1575 CA_DB *load_index(const char *dbfile, DB_ATTR *db_attr)
1576 {
1577 CA_DB *retdb = NULL;
1578 TXT_DB *tmpdb = NULL;
1579 BIO *in;
1580 CONF *dbattr_conf = NULL;
1581 char buf[BSIZE];
1582 #ifndef OPENSSL_NO_POSIX_IO
1583 FILE *dbfp;
1584 struct stat dbst;
1585 #endif
1586
1587 in = BIO_new_file(dbfile, "r");
1588 if (in == NULL)
1589 goto err;
1590
1591 #ifndef OPENSSL_NO_POSIX_IO
1592 BIO_get_fp(in, &dbfp);
1593 if (fstat(fileno(dbfp), &dbst) == -1) {
1594 ERR_raise_data(ERR_LIB_SYS, errno,
1595 "calling fstat(%s)", dbfile);
1596 goto err;
1597 }
1598 #endif
1599
1600 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1601 goto err;
1602
1603 #ifndef OPENSSL_SYS_VMS
1604 BIO_snprintf(buf, sizeof(buf), "%s.attr", dbfile);
1605 #else
1606 BIO_snprintf(buf, sizeof(buf), "%s-attr", dbfile);
1607 #endif
1608 dbattr_conf = app_load_config_quiet(buf);
1609
1610 retdb = app_malloc(sizeof(*retdb), "new DB");
1611 retdb->db = tmpdb;
1612 tmpdb = NULL;
1613 if (db_attr)
1614 retdb->attributes = *db_attr;
1615 else {
1616 retdb->attributes.unique_subject = 1;
1617 }
1618
1619 if (dbattr_conf) {
1620 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject");
1621 if (p) {
1622 retdb->attributes.unique_subject = parse_yesno(p, 1);
1623 }
1624 }
1625
1626 retdb->dbfname = OPENSSL_strdup(dbfile);
1627 #ifndef OPENSSL_NO_POSIX_IO
1628 retdb->dbst = dbst;
1629 #endif
1630
1631 err:
1632 ERR_print_errors(bio_err);
1633 NCONF_free(dbattr_conf);
1634 TXT_DB_free(tmpdb);
1635 BIO_free_all(in);
1636 return retdb;
1637 }
1638
1639 /*
1640 * Returns > 0 on success, <= 0 on error
1641 */
1642 int index_index(CA_DB *db)
1643 {
1644 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1645 LHASH_HASH_FN(index_serial),
1646 LHASH_COMP_FN(index_serial))) {
1647 BIO_printf(bio_err,
1648 "Error creating serial number index:(%ld,%ld,%ld)\n",
1649 db->db->error, db->db->arg1, db->db->arg2);
1650 goto err;
1651 }
1652
1653 if (db->attributes.unique_subject
1654 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1655 LHASH_HASH_FN(index_name),
1656 LHASH_COMP_FN(index_name))) {
1657 BIO_printf(bio_err, "Error creating name index:(%ld,%ld,%ld)\n",
1658 db->db->error, db->db->arg1, db->db->arg2);
1659 goto err;
1660 }
1661 return 1;
1662 err:
1663 ERR_print_errors(bio_err);
1664 return 0;
1665 }
1666
1667 int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1668 {
1669 char buf[3][BSIZE];
1670 BIO *out;
1671 int j;
1672
1673 j = strlen(dbfile) + strlen(suffix);
1674 if (j + 6 >= BSIZE) {
1675 BIO_printf(bio_err, "File name too long\n");
1676 goto err;
1677 }
1678 #ifndef OPENSSL_SYS_VMS
1679 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr", dbfile);
1680 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.attr.%s", dbfile, suffix);
1681 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, suffix);
1682 #else
1683 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr", dbfile);
1684 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-attr-%s", dbfile, suffix);
1685 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, suffix);
1686 #endif
1687 out = BIO_new_file(buf[0], "w");
1688 if (out == NULL) {
1689 perror(dbfile);
1690 BIO_printf(bio_err, "Unable to open '%s'\n", dbfile);
1691 goto err;
1692 }
1693 j = TXT_DB_write(out, db->db);
1694 BIO_free(out);
1695 if (j <= 0)
1696 goto err;
1697
1698 out = BIO_new_file(buf[1], "w");
1699 if (out == NULL) {
1700 perror(buf[2]);
1701 BIO_printf(bio_err, "Unable to open '%s'\n", buf[2]);
1702 goto err;
1703 }
1704 BIO_printf(out, "unique_subject = %s\n",
1705 db->attributes.unique_subject ? "yes" : "no");
1706 BIO_free(out);
1707
1708 return 1;
1709 err:
1710 ERR_print_errors(bio_err);
1711 return 0;
1712 }
1713
1714 int rotate_index(const char *dbfile, const char *new_suffix,
1715 const char *old_suffix)
1716 {
1717 char buf[5][BSIZE];
1718 int i, j;
1719
1720 i = strlen(dbfile) + strlen(old_suffix);
1721 j = strlen(dbfile) + strlen(new_suffix);
1722 if (i > j)
1723 j = i;
1724 if (j + 6 >= BSIZE) {
1725 BIO_printf(bio_err, "File name too long\n");
1726 goto err;
1727 }
1728 #ifndef OPENSSL_SYS_VMS
1729 j = BIO_snprintf(buf[4], sizeof(buf[4]), "%s.attr", dbfile);
1730 j = BIO_snprintf(buf[3], sizeof(buf[3]), "%s.attr.%s", dbfile, old_suffix);
1731 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr.%s", dbfile, new_suffix);
1732 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", dbfile, old_suffix);
1733 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, new_suffix);
1734 #else
1735 j = BIO_snprintf(buf[4], sizeof(buf[4]), "%s-attr", dbfile);
1736 j = BIO_snprintf(buf[3], sizeof(buf[3]), "%s-attr-%s", dbfile, old_suffix);
1737 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr-%s", dbfile, new_suffix);
1738 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", dbfile, old_suffix);
1739 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, new_suffix);
1740 #endif
1741 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
1742 #ifdef ENOTDIR
1743 && errno != ENOTDIR
1744 #endif
1745 ) {
1746 BIO_printf(bio_err, "Unable to rename %s to %s\n", dbfile, buf[1]);
1747 perror("reason");
1748 goto err;
1749 }
1750 if (rename(buf[0], dbfile) < 0) {
1751 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[0], dbfile);
1752 perror("reason");
1753 rename(buf[1], dbfile);
1754 goto err;
1755 }
1756 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
1757 #ifdef ENOTDIR
1758 && errno != ENOTDIR
1759 #endif
1760 ) {
1761 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[4], buf[3]);
1762 perror("reason");
1763 rename(dbfile, buf[0]);
1764 rename(buf[1], dbfile);
1765 goto err;
1766 }
1767 if (rename(buf[2], buf[4]) < 0) {
1768 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[2], buf[4]);
1769 perror("reason");
1770 rename(buf[3], buf[4]);
1771 rename(dbfile, buf[0]);
1772 rename(buf[1], dbfile);
1773 goto err;
1774 }
1775 return 1;
1776 err:
1777 ERR_print_errors(bio_err);
1778 return 0;
1779 }
1780
1781 void free_index(CA_DB *db)
1782 {
1783 if (db) {
1784 TXT_DB_free(db->db);
1785 OPENSSL_free(db->dbfname);
1786 OPENSSL_free(db);
1787 }
1788 }
1789
1790 int parse_yesno(const char *str, int def)
1791 {
1792 if (str) {
1793 switch (*str) {
1794 case 'f': /* false */
1795 case 'F': /* FALSE */
1796 case 'n': /* no */
1797 case 'N': /* NO */
1798 case '0': /* 0 */
1799 return 0;
1800 case 't': /* true */
1801 case 'T': /* TRUE */
1802 case 'y': /* yes */
1803 case 'Y': /* YES */
1804 case '1': /* 1 */
1805 return 1;
1806 }
1807 }
1808 return def;
1809 }
1810
1811 /*
1812 * name is expected to be in the format /type0=value0/type1=value1/type2=...
1813 * where + can be used instead of / to form multi-valued RDNs if canmulti
1814 * and characters may be escaped by \
1815 */
1816 X509_NAME *parse_name(const char *cp, int chtype, int canmulti,
1817 const char *desc)
1818 {
1819 int nextismulti = 0;
1820 char *work;
1821 X509_NAME *n;
1822
1823 if (*cp++ != '/') {
1824 BIO_printf(bio_err,
1825 "%s: %s name is expected to be in the format "
1826 "/type0=value0/type1=value1/type2=... where characters may "
1827 "be escaped by \\. This name is not in that format: '%s'\n",
1828 opt_getprog(), desc, --cp);
1829 return NULL;
1830 }
1831
1832 n = X509_NAME_new();
1833 if (n == NULL) {
1834 BIO_printf(bio_err, "%s: Out of memory\n", opt_getprog());
1835 return NULL;
1836 }
1837 work = OPENSSL_strdup(cp);
1838 if (work == NULL) {
1839 BIO_printf(bio_err, "%s: Error copying %s name input\n",
1840 opt_getprog(), desc);
1841 goto err;
1842 }
1843
1844 while (*cp != '\0') {
1845 char *bp = work;
1846 char *typestr = bp;
1847 unsigned char *valstr;
1848 int nid;
1849 int ismulti = nextismulti;
1850 nextismulti = 0;
1851
1852 /* Collect the type */
1853 while (*cp != '\0' && *cp != '=')
1854 *bp++ = *cp++;
1855 *bp++ = '\0';
1856 if (*cp == '\0') {
1857 BIO_printf(bio_err,
1858 "%s: Missing '=' after RDN type string '%s' in %s name string\n",
1859 opt_getprog(), typestr, desc);
1860 goto err;
1861 }
1862 ++cp;
1863
1864 /* Collect the value. */
1865 valstr = (unsigned char *)bp;
1866 for (; *cp != '\0' && *cp != '/'; *bp++ = *cp++) {
1867 /* unescaped '+' symbol string signals further member of multiRDN */
1868 if (canmulti && *cp == '+') {
1869 nextismulti = 1;
1870 break;
1871 }
1872 if (*cp == '\\' && *++cp == '\0') {
1873 BIO_printf(bio_err,
1874 "%s: Escape character at end of %s name string\n",
1875 opt_getprog(), desc);
1876 goto err;
1877 }
1878 }
1879 *bp++ = '\0';
1880
1881 /* If not at EOS (must be + or /), move forward. */
1882 if (*cp != '\0')
1883 ++cp;
1884
1885 /* Parse */
1886 nid = OBJ_txt2nid(typestr);
1887 if (nid == NID_undef) {
1888 BIO_printf(bio_err,
1889 "%s: Skipping unknown %s name attribute \"%s\"\n",
1890 opt_getprog(), desc, typestr);
1891 if (ismulti)
1892 BIO_printf(bio_err,
1893 "Hint: a '+' in a value string needs be escaped using '\\' else a new member of a multi-valued RDN is expected\n");
1894 continue;
1895 }
1896 if (*valstr == '\0') {
1897 BIO_printf(bio_err,
1898 "%s: No value provided for %s name attribute \"%s\", skipped\n",
1899 opt_getprog(), desc, typestr);
1900 continue;
1901 }
1902 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
1903 valstr, strlen((char *)valstr),
1904 -1, ismulti ? -1 : 0)) {
1905 ERR_print_errors(bio_err);
1906 BIO_printf(bio_err,
1907 "%s: Error adding %s name attribute \"/%s=%s\"\n",
1908 opt_getprog(), desc, typestr ,valstr);
1909 goto err;
1910 }
1911 }
1912
1913 OPENSSL_free(work);
1914 return n;
1915
1916 err:
1917 X509_NAME_free(n);
1918 OPENSSL_free(work);
1919 return NULL;
1920 }
1921
1922 /*
1923 * Read whole contents of a BIO into an allocated memory buffer and return
1924 * it.
1925 */
1926
1927 int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
1928 {
1929 BIO *mem;
1930 int len, ret;
1931 unsigned char tbuf[1024];
1932
1933 mem = BIO_new(BIO_s_mem());
1934 if (mem == NULL)
1935 return -1;
1936 for (;;) {
1937 if ((maxlen != -1) && maxlen < 1024)
1938 len = maxlen;
1939 else
1940 len = 1024;
1941 len = BIO_read(in, tbuf, len);
1942 if (len < 0) {
1943 BIO_free(mem);
1944 return -1;
1945 }
1946 if (len == 0)
1947 break;
1948 if (BIO_write(mem, tbuf, len) != len) {
1949 BIO_free(mem);
1950 return -1;
1951 }
1952 maxlen -= len;
1953
1954 if (maxlen == 0)
1955 break;
1956 }
1957 ret = BIO_get_mem_data(mem, (char **)out);
1958 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
1959 BIO_free(mem);
1960 return ret;
1961 }
1962
1963 int pkey_ctrl_string(EVP_PKEY_CTX *ctx, const char *value)
1964 {
1965 int rv = 0;
1966 char *stmp, *vtmp = NULL;
1967
1968 stmp = OPENSSL_strdup(value);
1969 if (stmp == NULL)
1970 return -1;
1971 vtmp = strchr(stmp, ':');
1972 if (vtmp == NULL)
1973 goto err;
1974
1975 *vtmp = 0;
1976 vtmp++;
1977 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
1978
1979 err:
1980 OPENSSL_free(stmp);
1981 return rv;
1982 }
1983
1984 static void nodes_print(const char *name, STACK_OF(X509_POLICY_NODE) *nodes)
1985 {
1986 X509_POLICY_NODE *node;
1987 int i;
1988
1989 BIO_printf(bio_err, "%s Policies:", name);
1990 if (nodes) {
1991 BIO_puts(bio_err, "\n");
1992 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
1993 node = sk_X509_POLICY_NODE_value(nodes, i);
1994 X509_POLICY_NODE_print(bio_err, node, 2);
1995 }
1996 } else {
1997 BIO_puts(bio_err, " <empty>\n");
1998 }
1999 }
2000
2001 void policies_print(X509_STORE_CTX *ctx)
2002 {
2003 X509_POLICY_TREE *tree;
2004 int explicit_policy;
2005 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2006 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2007
2008 BIO_printf(bio_err, "Require explicit Policy: %s\n",
2009 explicit_policy ? "True" : "False");
2010
2011 nodes_print("Authority", X509_policy_tree_get0_policies(tree));
2012 nodes_print("User", X509_policy_tree_get0_user_policies(tree));
2013 }
2014
2015 /*-
2016 * next_protos_parse parses a comma separated list of strings into a string
2017 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2018 * outlen: (output) set to the length of the resulting buffer on success.
2019 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2020 * in: a NUL terminated string like "abc,def,ghi"
2021 *
2022 * returns: a malloc'd buffer or NULL on failure.
2023 */
2024 unsigned char *next_protos_parse(size_t *outlen, const char *in)
2025 {
2026 size_t len;
2027 unsigned char *out;
2028 size_t i, start = 0;
2029 size_t skipped = 0;
2030
2031 len = strlen(in);
2032 if (len == 0 || len >= 65535)
2033 return NULL;
2034
2035 out = app_malloc(len + 1, "NPN buffer");
2036 for (i = 0; i <= len; ++i) {
2037 if (i == len || in[i] == ',') {
2038 /*
2039 * Zero-length ALPN elements are invalid on the wire, we could be
2040 * strict and reject the entire string, but just ignoring extra
2041 * commas seems harmless and more friendly.
2042 *
2043 * Every comma we skip in this way puts the input buffer another
2044 * byte ahead of the output buffer, so all stores into the output
2045 * buffer need to be decremented by the number commas skipped.
2046 */
2047 if (i == start) {
2048 ++start;
2049 ++skipped;
2050 continue;
2051 }
2052 if (i - start > 255) {
2053 OPENSSL_free(out);
2054 return NULL;
2055 }
2056 out[start-skipped] = (unsigned char)(i - start);
2057 start = i + 1;
2058 } else {
2059 out[i + 1 - skipped] = in[i];
2060 }
2061 }
2062
2063 if (len <= skipped) {
2064 OPENSSL_free(out);
2065 return NULL;
2066 }
2067
2068 *outlen = len + 1 - skipped;
2069 return out;
2070 }
2071
2072 void print_cert_checks(BIO *bio, X509 *x,
2073 const char *checkhost,
2074 const char *checkemail, const char *checkip)
2075 {
2076 if (x == NULL)
2077 return;
2078 if (checkhost) {
2079 BIO_printf(bio, "Hostname %s does%s match certificate\n",
2080 checkhost,
2081 X509_check_host(x, checkhost, 0, 0, NULL) == 1
2082 ? "" : " NOT");
2083 }
2084
2085 if (checkemail) {
2086 BIO_printf(bio, "Email %s does%s match certificate\n",
2087 checkemail, X509_check_email(x, checkemail, 0, 0)
2088 ? "" : " NOT");
2089 }
2090
2091 if (checkip) {
2092 BIO_printf(bio, "IP %s does%s match certificate\n",
2093 checkip, X509_check_ip_asc(x, checkip, 0) ? "" : " NOT");
2094 }
2095 }
2096
2097 static int do_pkey_ctx_init(EVP_PKEY_CTX *pkctx, STACK_OF(OPENSSL_STRING) *opts)
2098 {
2099 int i;
2100
2101 if (opts == NULL)
2102 return 1;
2103
2104 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2105 char *opt = sk_OPENSSL_STRING_value(opts, i);
2106 if (pkey_ctrl_string(pkctx, opt) <= 0) {
2107 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2108 ERR_print_errors(bio_err);
2109 return 0;
2110 }
2111 }
2112
2113 return 1;
2114 }
2115
2116 static int do_x509_init(X509 *x, STACK_OF(OPENSSL_STRING) *opts)
2117 {
2118 int i;
2119
2120 if (opts == NULL)
2121 return 1;
2122
2123 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2124 char *opt = sk_OPENSSL_STRING_value(opts, i);
2125 if (x509_ctrl_string(x, opt) <= 0) {
2126 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2127 ERR_print_errors(bio_err);
2128 return 0;
2129 }
2130 }
2131
2132 return 1;
2133 }
2134
2135 static int do_x509_req_init(X509_REQ *x, STACK_OF(OPENSSL_STRING) *opts)
2136 {
2137 int i;
2138
2139 if (opts == NULL)
2140 return 1;
2141
2142 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2143 char *opt = sk_OPENSSL_STRING_value(opts, i);
2144 if (x509_req_ctrl_string(x, opt) <= 0) {
2145 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2146 ERR_print_errors(bio_err);
2147 return 0;
2148 }
2149 }
2150
2151 return 1;
2152 }
2153
2154 static int do_sign_init(EVP_MD_CTX *ctx, EVP_PKEY *pkey,
2155 const char *md, STACK_OF(OPENSSL_STRING) *sigopts)
2156 {
2157 EVP_PKEY_CTX *pkctx = NULL;
2158 char def_md[80];
2159
2160 if (ctx == NULL)
2161 return 0;
2162 /*
2163 * EVP_PKEY_get_default_digest_name() returns 2 if the digest is mandatory
2164 * for this algorithm.
2165 */
2166 if (EVP_PKEY_get_default_digest_name(pkey, def_md, sizeof(def_md)) == 2
2167 && strcmp(def_md, "UNDEF") == 0) {
2168 /* The signing algorithm requires there to be no digest */
2169 md = NULL;
2170 }
2171
2172 return EVP_DigestSignInit_ex(ctx, &pkctx, md, app_get0_libctx(),
2173 app_get0_propq(), pkey, NULL)
2174 && do_pkey_ctx_init(pkctx, sigopts);
2175 }
2176
2177 static int adapt_keyid_ext(X509 *cert, X509V3_CTX *ext_ctx,
2178 const char *name, const char *value, int add_default)
2179 {
2180 const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert);
2181 X509_EXTENSION *new_ext = X509V3_EXT_nconf(NULL, ext_ctx, name, value);
2182 int idx, rv = 0;
2183
2184 if (new_ext == NULL)
2185 return rv;
2186
2187 idx = X509v3_get_ext_by_OBJ(exts, X509_EXTENSION_get_object(new_ext), -1);
2188 if (idx >= 0) {
2189 X509_EXTENSION *found_ext = X509v3_get_ext(exts, idx);
2190 ASN1_OCTET_STRING *data = X509_EXTENSION_get_data(found_ext);
2191 int disabled = ASN1_STRING_length(data) <= 2; /* config said "none" */
2192
2193 if (disabled) {
2194 X509_delete_ext(cert, idx);
2195 X509_EXTENSION_free(found_ext);
2196 } /* else keep existing key identifier, which might be outdated */
2197 rv = 1;
2198 } else {
2199 rv = !add_default || X509_add_ext(cert, new_ext, -1);
2200 }
2201 X509_EXTENSION_free(new_ext);
2202 return rv;
2203 }
2204
2205 /* Ensure RFC 5280 compliance, adapt keyIDs as needed, and sign the cert info */
2206 int do_X509_sign(X509 *cert, EVP_PKEY *pkey, const char *md,
2207 STACK_OF(OPENSSL_STRING) *sigopts, X509V3_CTX *ext_ctx)
2208 {
2209 const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert);
2210 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2211 int self_sign;
2212 int rv = 0;
2213
2214 if (sk_X509_EXTENSION_num(exts /* may be NULL */) > 0) {
2215 /* Prevent X509_V_ERR_EXTENSIONS_REQUIRE_VERSION_3 */
2216 if (!X509_set_version(cert, X509_VERSION_3))
2217 goto end;
2218
2219 /*
2220 * Add default SKID before such that default AKID can make use of it
2221 * in case the certificate is self-signed
2222 */
2223 /* Prevent X509_V_ERR_MISSING_SUBJECT_KEY_IDENTIFIER */
2224 if (!adapt_keyid_ext(cert, ext_ctx, "subjectKeyIdentifier", "hash", 1))
2225 goto end;
2226 /* Prevent X509_V_ERR_MISSING_AUTHORITY_KEY_IDENTIFIER */
2227 ERR_set_mark();
2228 self_sign = X509_check_private_key(cert, pkey);
2229 ERR_pop_to_mark();
2230 if (!adapt_keyid_ext(cert, ext_ctx, "authorityKeyIdentifier",
2231 "keyid, issuer", !self_sign))
2232 goto end;
2233
2234 /* TODO any further measures for ensuring default RFC 5280 compliance */
2235 }
2236
2237 if (mctx != NULL && do_sign_init(mctx, pkey, md, sigopts) > 0)
2238 rv = (X509_sign_ctx(cert, mctx) > 0);
2239 end:
2240 EVP_MD_CTX_free(mctx);
2241 return rv;
2242 }
2243
2244 /* Sign the certificate request info */
2245 int do_X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const char *md,
2246 STACK_OF(OPENSSL_STRING) *sigopts)
2247 {
2248 int rv = 0;
2249 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2250
2251 if (do_sign_init(mctx, pkey, md, sigopts) > 0)
2252 rv = (X509_REQ_sign_ctx(x, mctx) > 0);
2253 EVP_MD_CTX_free(mctx);
2254 return rv;
2255 }
2256
2257 /* Sign the CRL info */
2258 int do_X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const char *md,
2259 STACK_OF(OPENSSL_STRING) *sigopts)
2260 {
2261 int rv = 0;
2262 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2263
2264 if (do_sign_init(mctx, pkey, md, sigopts) > 0)
2265 rv = (X509_CRL_sign_ctx(x, mctx) > 0);
2266 EVP_MD_CTX_free(mctx);
2267 return rv;
2268 }
2269
2270 int do_X509_verify(X509 *x, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *vfyopts)
2271 {
2272 int rv = 0;
2273
2274 if (do_x509_init(x, vfyopts) > 0)
2275 rv = (X509_verify(x, pkey) > 0);
2276 return rv;
2277 }
2278
2279 int do_X509_REQ_verify(X509_REQ *x, EVP_PKEY *pkey,
2280 STACK_OF(OPENSSL_STRING) *vfyopts)
2281 {
2282 int rv = 0;
2283
2284 if (do_x509_req_init(x, vfyopts) > 0)
2285 rv = (X509_REQ_verify_ex(x, pkey,
2286 app_get0_libctx(), app_get0_propq()) > 0);
2287 return rv;
2288 }
2289
2290 /* Get first http URL from a DIST_POINT structure */
2291
2292 static const char *get_dp_url(DIST_POINT *dp)
2293 {
2294 GENERAL_NAMES *gens;
2295 GENERAL_NAME *gen;
2296 int i, gtype;
2297 ASN1_STRING *uri;
2298 if (!dp->distpoint || dp->distpoint->type != 0)
2299 return NULL;
2300 gens = dp->distpoint->name.fullname;
2301 for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
2302 gen = sk_GENERAL_NAME_value(gens, i);
2303 uri = GENERAL_NAME_get0_value(gen, &gtype);
2304 if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) {
2305 const char *uptr = (const char *)ASN1_STRING_get0_data(uri);
2306
2307 if (IS_HTTP(uptr)) /* can/should not use HTTPS here */
2308 return uptr;
2309 }
2310 }
2311 return NULL;
2312 }
2313
2314 /*
2315 * Look through a CRLDP structure and attempt to find an http URL to
2316 * downloads a CRL from.
2317 */
2318
2319 static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp)
2320 {
2321 int i;
2322 const char *urlptr = NULL;
2323 for (i = 0; i < sk_DIST_POINT_num(crldp); i++) {
2324 DIST_POINT *dp = sk_DIST_POINT_value(crldp, i);
2325 urlptr = get_dp_url(dp);
2326 if (urlptr != NULL)
2327 return load_crl(urlptr, 0, "CRL via CDP");
2328 }
2329 return NULL;
2330 }
2331
2332 /*
2333 * Example of downloading CRLs from CRLDP:
2334 * not usable for real world as it always downloads and doesn't cache anything.
2335 */
2336
2337 static STACK_OF(X509_CRL) *crls_http_cb(const X509_STORE_CTX *ctx,
2338 const X509_NAME *nm)
2339 {
2340 X509 *x;
2341 STACK_OF(X509_CRL) *crls = NULL;
2342 X509_CRL *crl;
2343 STACK_OF(DIST_POINT) *crldp;
2344
2345 crls = sk_X509_CRL_new_null();
2346 if (!crls)
2347 return NULL;
2348 x = X509_STORE_CTX_get_current_cert(ctx);
2349 crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL);
2350 crl = load_crl_crldp(crldp);
2351 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2352 if (!crl) {
2353 sk_X509_CRL_free(crls);
2354 return NULL;
2355 }
2356 sk_X509_CRL_push(crls, crl);
2357 /* Try to download delta CRL */
2358 crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL);
2359 crl = load_crl_crldp(crldp);
2360 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2361 if (crl)
2362 sk_X509_CRL_push(crls, crl);
2363 return crls;
2364 }
2365
2366 void store_setup_crl_download(X509_STORE *st)
2367 {
2368 X509_STORE_set_lookup_crls_cb(st, crls_http_cb);
2369 }
2370
2371 #ifndef OPENSSL_NO_SOCK
2372 static const char *tls_error_hint(void)
2373 {
2374 unsigned long err = ERR_peek_error();
2375
2376 if (ERR_GET_LIB(err) != ERR_LIB_SSL)
2377 err = ERR_peek_last_error();
2378 if (ERR_GET_LIB(err) != ERR_LIB_SSL)
2379 return NULL;
2380
2381 switch (ERR_GET_REASON(err)) {
2382 case SSL_R_WRONG_VERSION_NUMBER:
2383 return "The server does not support (a suitable version of) TLS";
2384 case SSL_R_UNKNOWN_PROTOCOL:
2385 return "The server does not support HTTPS";
2386 case SSL_R_CERTIFICATE_VERIFY_FAILED:
2387 return "Cannot authenticate server via its TLS certificate, likely due to mismatch with our trusted TLS certs or missing revocation status";
2388 case SSL_AD_REASON_OFFSET + TLS1_AD_UNKNOWN_CA:
2389 return "Server did not accept our TLS certificate, likely due to mismatch with server's trust anchor or missing revocation status";
2390 case SSL_AD_REASON_OFFSET + SSL3_AD_HANDSHAKE_FAILURE:
2391 return "TLS handshake failure. Possibly the server requires our TLS certificate but did not receive it";
2392 default: /* no error or no hint available for error */
2393 return NULL;
2394 }
2395 }
2396
2397 /* HTTP callback function that supports TLS connection also via HTTPS proxy */
2398 BIO *app_http_tls_cb(BIO *hbio, void *arg, int connect, int detail)
2399 {
2400 if (connect && detail) { /* connecting with TLS */
2401 APP_HTTP_TLS_INFO *info = (APP_HTTP_TLS_INFO *)arg;
2402 SSL_CTX *ssl_ctx = info->ssl_ctx;
2403 SSL *ssl;
2404 BIO *sbio = NULL;
2405
2406 if ((info->use_proxy
2407 && !OSSL_HTTP_proxy_connect(hbio, info->server, info->port,
2408 NULL, NULL, /* no proxy credentials */
2409 info->timeout, bio_err, opt_getprog()))
2410 || (sbio = BIO_new(BIO_f_ssl())) == NULL) {
2411 return NULL;
2412 }
2413 if (ssl_ctx == NULL || (ssl = SSL_new(ssl_ctx)) == NULL) {
2414 BIO_free(sbio);
2415 return NULL;
2416 }
2417
2418 SSL_set_tlsext_host_name(ssl, info->server);
2419
2420 SSL_set_connect_state(ssl);
2421 BIO_set_ssl(sbio, ssl, BIO_CLOSE);
2422
2423 hbio = BIO_push(sbio, hbio);
2424 } else if (!connect && !detail) { /* disconnecting after error */
2425 const char *hint = tls_error_hint();
2426
2427 if (hint != NULL)
2428 ERR_add_error_data(2, " : ", hint);
2429 /*
2430 * If we pop sbio and BIO_free() it this may lead to libssl double free.
2431 * Rely on BIO_free_all() done by OSSL_HTTP_transfer() in http_client.c
2432 */
2433 }
2434 return hbio;
2435 }
2436
2437 void APP_HTTP_TLS_INFO_free(APP_HTTP_TLS_INFO *info)
2438 {
2439 if (info != NULL) {
2440 SSL_CTX_free(info->ssl_ctx);
2441 OPENSSL_free(info);
2442 }
2443 }
2444
2445 ASN1_VALUE *app_http_get_asn1(const char *url, const char *proxy,
2446 const char *no_proxy, SSL_CTX *ssl_ctx,
2447 const STACK_OF(CONF_VALUE) *headers,
2448 long timeout, const char *expected_content_type,
2449 const ASN1_ITEM *it)
2450 {
2451 APP_HTTP_TLS_INFO info;
2452 char *server;
2453 char *port;
2454 int use_ssl;
2455 ASN1_VALUE *resp = NULL;
2456
2457 if (url == NULL || it == NULL) {
2458 ERR_raise(ERR_LIB_HTTP, ERR_R_PASSED_NULL_PARAMETER);
2459 return NULL;
2460 }
2461
2462 if (!OSSL_HTTP_parse_url(url, &use_ssl, NULL /* userinfo */, &server, &port,
2463 NULL /* port_num, */, NULL, NULL, NULL))
2464 return NULL;
2465 if (use_ssl && ssl_ctx == NULL) {
2466 ERR_raise_data(ERR_LIB_HTTP, ERR_R_PASSED_NULL_PARAMETER,
2467 "missing SSL_CTX");
2468 goto end;
2469 }
2470
2471 info.server = server;
2472 info.port = port;
2473 info.use_proxy = proxy != NULL;
2474 info.timeout = timeout;
2475 info.ssl_ctx = ssl_ctx;
2476 resp = OSSL_HTTP_get_asn1(url, proxy, no_proxy,
2477 NULL, NULL, app_http_tls_cb, &info,
2478 headers, 0 /* maxline */, 0 /* max_resp_len */,
2479 timeout, expected_content_type, it);
2480 end:
2481 OPENSSL_free(server);
2482 OPENSSL_free(port);
2483 return resp;
2484
2485 }
2486
2487 ASN1_VALUE *app_http_post_asn1(const char *host, const char *port,
2488 const char *path, const char *proxy,
2489 const char *no_proxy, SSL_CTX *ssl_ctx,
2490 const STACK_OF(CONF_VALUE) *headers,
2491 const char *content_type,
2492 ASN1_VALUE *req, const ASN1_ITEM *req_it,
2493 long timeout, const ASN1_ITEM *rsp_it)
2494 {
2495 APP_HTTP_TLS_INFO info;
2496
2497 info.server = host;
2498 info.port = port;
2499 info.use_proxy = proxy != NULL;
2500 info.timeout = timeout;
2501 info.ssl_ctx = ssl_ctx;
2502 return OSSL_HTTP_post_asn1(host, port, path, ssl_ctx != NULL,
2503 proxy, no_proxy,
2504 NULL, NULL, app_http_tls_cb, &info,
2505 headers, content_type, req, req_it,
2506 0 /* maxline */,
2507 0 /* max_resp_len */, timeout, NULL, rsp_it);
2508 }
2509
2510 #endif
2511
2512 /*
2513 * Platform-specific sections
2514 */
2515 #if defined(_WIN32)
2516 # ifdef fileno
2517 # undef fileno
2518 # define fileno(a) (int)_fileno(a)
2519 # endif
2520
2521 # include <windows.h>
2522 # include <tchar.h>
2523
2524 static int WIN32_rename(const char *from, const char *to)
2525 {
2526 TCHAR *tfrom = NULL, *tto;
2527 DWORD err;
2528 int ret = 0;
2529
2530 if (sizeof(TCHAR) == 1) {
2531 tfrom = (TCHAR *)from;
2532 tto = (TCHAR *)to;
2533 } else { /* UNICODE path */
2534
2535 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
2536 tfrom = malloc(sizeof(*tfrom) * (flen + tlen));
2537 if (tfrom == NULL)
2538 goto err;
2539 tto = tfrom + flen;
2540 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2541 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen))
2542 # endif
2543 for (i = 0; i < flen; i++)
2544 tfrom[i] = (TCHAR)from[i];
2545 # if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2546 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen))
2547 # endif
2548 for (i = 0; i < tlen; i++)
2549 tto[i] = (TCHAR)to[i];
2550 }
2551
2552 if (MoveFile(tfrom, tto))
2553 goto ok;
2554 err = GetLastError();
2555 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2556 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2557 goto ok;
2558 err = GetLastError();
2559 }
2560 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2561 errno = ENOENT;
2562 else if (err == ERROR_ACCESS_DENIED)
2563 errno = EACCES;
2564 else
2565 errno = EINVAL; /* we could map more codes... */
2566 err:
2567 ret = -1;
2568 ok:
2569 if (tfrom != NULL && tfrom != (TCHAR *)from)
2570 free(tfrom);
2571 return ret;
2572 }
2573 #endif
2574
2575 /* app_tminterval section */
2576 #if defined(_WIN32)
2577 double app_tminterval(int stop, int usertime)
2578 {
2579 FILETIME now;
2580 double ret = 0;
2581 static ULARGE_INTEGER tmstart;
2582 static int warning = 1;
2583 # ifdef _WIN32_WINNT
2584 static HANDLE proc = NULL;
2585
2586 if (proc == NULL) {
2587 if (check_winnt())
2588 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2589 GetCurrentProcessId());
2590 if (proc == NULL)
2591 proc = (HANDLE) - 1;
2592 }
2593
2594 if (usertime && proc != (HANDLE) - 1) {
2595 FILETIME junk;
2596 GetProcessTimes(proc, &junk, &junk, &junk, &now);
2597 } else
2598 # endif
2599 {
2600 SYSTEMTIME systime;
2601
2602 if (usertime && warning) {
2603 BIO_printf(bio_err, "To get meaningful results, run "
2604 "this program on idle system.\n");
2605 warning = 0;
2606 }
2607 GetSystemTime(&systime);
2608 SystemTimeToFileTime(&systime, &now);
2609 }
2610
2611 if (stop == TM_START) {
2612 tmstart.u.LowPart = now.dwLowDateTime;
2613 tmstart.u.HighPart = now.dwHighDateTime;
2614 } else {
2615 ULARGE_INTEGER tmstop;
2616
2617 tmstop.u.LowPart = now.dwLowDateTime;
2618 tmstop.u.HighPart = now.dwHighDateTime;
2619
2620 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2621 }
2622
2623 return ret;
2624 }
2625 #elif defined(OPENSSL_SYS_VXWORKS)
2626 # include <time.h>
2627
2628 double app_tminterval(int stop, int usertime)
2629 {
2630 double ret = 0;
2631 # ifdef CLOCK_REALTIME
2632 static struct timespec tmstart;
2633 struct timespec now;
2634 # else
2635 static unsigned long tmstart;
2636 unsigned long now;
2637 # endif
2638 static int warning = 1;
2639
2640 if (usertime && warning) {
2641 BIO_printf(bio_err, "To get meaningful results, run "
2642 "this program on idle system.\n");
2643 warning = 0;
2644 }
2645 # ifdef CLOCK_REALTIME
2646 clock_gettime(CLOCK_REALTIME, &now);
2647 if (stop == TM_START)
2648 tmstart = now;
2649 else
2650 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
2651 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
2652 # else
2653 now = tickGet();
2654 if (stop == TM_START)
2655 tmstart = now;
2656 else
2657 ret = (now - tmstart) / (double)sysClkRateGet();
2658 # endif
2659 return ret;
2660 }
2661
2662 #elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2663 # include <sys/times.h>
2664
2665 double app_tminterval(int stop, int usertime)
2666 {
2667 double ret = 0;
2668 struct tms rus;
2669 clock_t now = times(&rus);
2670 static clock_t tmstart;
2671
2672 if (usertime)
2673 now = rus.tms_utime;
2674
2675 if (stop == TM_START) {
2676 tmstart = now;
2677 } else {
2678 long int tck = sysconf(_SC_CLK_TCK);
2679 ret = (now - tmstart) / (double)tck;
2680 }
2681
2682 return ret;
2683 }
2684
2685 #else
2686 # include <sys/time.h>
2687 # include <sys/resource.h>
2688
2689 double app_tminterval(int stop, int usertime)
2690 {
2691 double ret = 0;
2692 struct rusage rus;
2693 struct timeval now;
2694 static struct timeval tmstart;
2695
2696 if (usertime)
2697 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
2698 else
2699 gettimeofday(&now, NULL);
2700
2701 if (stop == TM_START)
2702 tmstart = now;
2703 else
2704 ret = ((now.tv_sec + now.tv_usec * 1e-6)
2705 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
2706
2707 return ret;
2708 }
2709 #endif
2710
2711 int app_access(const char* name, int flag)
2712 {
2713 #ifdef _WIN32
2714 return _access(name, flag);
2715 #else
2716 return access(name, flag);
2717 #endif
2718 }
2719
2720 int app_isdir(const char *name)
2721 {
2722 return opt_isdir(name);
2723 }
2724
2725 /* raw_read|write section */
2726 #if defined(__VMS)
2727 # include "vms_term_sock.h"
2728 static int stdin_sock = -1;
2729
2730 static void close_stdin_sock(void)
2731 {
2732 TerminalSocket (TERM_SOCK_DELETE, &stdin_sock);
2733 }
2734
2735 int fileno_stdin(void)
2736 {
2737 if (stdin_sock == -1) {
2738 TerminalSocket(TERM_SOCK_CREATE, &stdin_sock);
2739 atexit(close_stdin_sock);
2740 }
2741
2742 return stdin_sock;
2743 }
2744 #else
2745 int fileno_stdin(void)
2746 {
2747 return fileno(stdin);
2748 }
2749 #endif
2750
2751 int fileno_stdout(void)
2752 {
2753 return fileno(stdout);
2754 }
2755
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 #elif defined(__VMS)
2766 # include <sys/socket.h>
2767
2768 int raw_read_stdin(void *buf, int siz)
2769 {
2770 return recv(fileno_stdin(), buf, siz, 0);
2771 }
2772 #else
2773 # if defined(__TANDEM)
2774 # if defined(OPENSSL_TANDEM_FLOSS)
2775 # include <floss.h(floss_read)>
2776 # endif
2777 # endif
2778 int raw_read_stdin(void *buf, int siz)
2779 {
2780 return read(fileno_stdin(), buf, siz);
2781 }
2782 #endif
2783
2784 #if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
2785 int raw_write_stdout(const void *buf, int siz)
2786 {
2787 DWORD n;
2788 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
2789 return n;
2790 else
2791 return -1;
2792 }
2793 #elif defined(OPENSSL_SYS_TANDEM) && defined(OPENSSL_THREADS) && defined(_SPT_MODEL_)
2794 # if defined(__TANDEM)
2795 # if defined(OPENSSL_TANDEM_FLOSS)
2796 # include <floss.h(floss_write)>
2797 # endif
2798 # endif
2799 int raw_write_stdout(const void *buf,int siz)
2800 {
2801 return write(fileno(stdout),(void*)buf,siz);
2802 }
2803 #else
2804 # if defined(__TANDEM)
2805 # if defined(OPENSSL_TANDEM_FLOSS)
2806 # include <floss.h(floss_write)>
2807 # endif
2808 # endif
2809 int raw_write_stdout(const void *buf, int siz)
2810 {
2811 return write(fileno_stdout(), buf, siz);
2812 }
2813 #endif
2814
2815 /*
2816 * Centralized handling of input and output files with format specification
2817 * The format is meant to show what the input and output is supposed to be,
2818 * and is therefore a show of intent more than anything else. However, it
2819 * does impact behavior on some platforms, such as differentiating between
2820 * text and binary input/output on non-Unix platforms
2821 */
2822 BIO *dup_bio_in(int format)
2823 {
2824 return BIO_new_fp(stdin,
2825 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
2826 }
2827
2828 BIO *dup_bio_out(int format)
2829 {
2830 BIO *b = BIO_new_fp(stdout,
2831 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
2832 void *prefix = NULL;
2833
2834 #ifdef OPENSSL_SYS_VMS
2835 if (FMT_istext(format))
2836 b = BIO_push(BIO_new(BIO_f_linebuffer()), b);
2837 #endif
2838
2839 if (FMT_istext(format)
2840 && (prefix = getenv("HARNESS_OSSL_PREFIX")) != NULL) {
2841 b = BIO_push(BIO_new(BIO_f_prefix()), b);
2842 BIO_set_prefix(b, prefix);
2843 }
2844
2845 return b;
2846 }
2847
2848 BIO *dup_bio_err(int format)
2849 {
2850 BIO *b = BIO_new_fp(stderr,
2851 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
2852 #ifdef OPENSSL_SYS_VMS
2853 if (FMT_istext(format))
2854 b = BIO_push(BIO_new(BIO_f_linebuffer()), b);
2855 #endif
2856 return b;
2857 }
2858
2859 void unbuffer(FILE *fp)
2860 {
2861 /*
2862 * On VMS, setbuf() will only take 32-bit pointers, and a compilation
2863 * with /POINTER_SIZE=64 will give off a MAYLOSEDATA2 warning here.
2864 * However, we trust that the C RTL will never give us a FILE pointer
2865 * above the first 4 GB of memory, so we simply turn off the warning
2866 * temporarily.
2867 */
2868 #if defined(OPENSSL_SYS_VMS) && defined(__DECC)
2869 # pragma environment save
2870 # pragma message disable maylosedata2
2871 #endif
2872 setbuf(fp, NULL);
2873 #if defined(OPENSSL_SYS_VMS) && defined(__DECC)
2874 # pragma environment restore
2875 #endif
2876 }
2877
2878 static const char *modestr(char mode, int format)
2879 {
2880 OPENSSL_assert(mode == 'a' || mode == 'r' || mode == 'w');
2881
2882 switch (mode) {
2883 case 'a':
2884 return FMT_istext(format) ? "a" : "ab";
2885 case 'r':
2886 return FMT_istext(format) ? "r" : "rb";
2887 case 'w':
2888 return FMT_istext(format) ? "w" : "wb";
2889 }
2890 /* The assert above should make sure we never reach this point */
2891 return NULL;
2892 }
2893
2894 static const char *modeverb(char mode)
2895 {
2896 switch (mode) {
2897 case 'a':
2898 return "appending";
2899 case 'r':
2900 return "reading";
2901 case 'w':
2902 return "writing";
2903 }
2904 return "(doing something)";
2905 }
2906
2907 /*
2908 * Open a file for writing, owner-read-only.
2909 */
2910 BIO *bio_open_owner(const char *filename, int format, int private)
2911 {
2912 FILE *fp = NULL;
2913 BIO *b = NULL;
2914 int fd = -1, bflags, mode, textmode;
2915
2916 if (!private || filename == NULL || strcmp(filename, "-") == 0)
2917 return bio_open_default(filename, 'w', format);
2918
2919 mode = O_WRONLY;
2920 #ifdef O_CREAT
2921 mode |= O_CREAT;
2922 #endif
2923 #ifdef O_TRUNC
2924 mode |= O_TRUNC;
2925 #endif
2926 textmode = FMT_istext(format);
2927 if (!textmode) {
2928 #ifdef O_BINARY
2929 mode |= O_BINARY;
2930 #elif defined(_O_BINARY)
2931 mode |= _O_BINARY;
2932 #endif
2933 }
2934
2935 #ifdef OPENSSL_SYS_VMS
2936 /* VMS doesn't have O_BINARY, it just doesn't make sense. But,
2937 * it still needs to know that we're going binary, or fdopen()
2938 * will fail with "invalid argument"... so we tell VMS what the
2939 * context is.
2940 */
2941 if (!textmode)
2942 fd = open(filename, mode, 0600, "ctx=bin");
2943 else
2944 #endif
2945 fd = open(filename, mode, 0600);
2946 if (fd < 0)
2947 goto err;
2948 fp = fdopen(fd, modestr('w', format));
2949 if (fp == NULL)
2950 goto err;
2951 bflags = BIO_CLOSE;
2952 if (textmode)
2953 bflags |= BIO_FP_TEXT;
2954 b = BIO_new_fp(fp, bflags);
2955 if (b)
2956 return b;
2957
2958 err:
2959 BIO_printf(bio_err, "%s: Can't open \"%s\" for writing, %s\n",
2960 opt_getprog(), filename, strerror(errno));
2961 ERR_print_errors(bio_err);
2962 /* If we have fp, then fdopen took over fd, so don't close both. */
2963 if (fp)
2964 fclose(fp);
2965 else if (fd >= 0)
2966 close(fd);
2967 return NULL;
2968 }
2969
2970 static BIO *bio_open_default_(const char *filename, char mode, int format,
2971 int quiet)
2972 {
2973 BIO *ret;
2974
2975 if (filename == NULL || strcmp(filename, "-") == 0) {
2976 ret = mode == 'r' ? dup_bio_in(format) : dup_bio_out(format);
2977 if (quiet) {
2978 ERR_clear_error();
2979 return ret;
2980 }
2981 if (ret != NULL)
2982 return ret;
2983 BIO_printf(bio_err,
2984 "Can't open %s, %s\n",
2985 mode == 'r' ? "stdin" : "stdout", strerror(errno));
2986 } else {
2987 ret = BIO_new_file(filename, modestr(mode, format));
2988 if (quiet) {
2989 ERR_clear_error();
2990 return ret;
2991 }
2992 if (ret != NULL)
2993 return ret;
2994 BIO_printf(bio_err,
2995 "Can't open \"%s\" for %s, %s\n",
2996 filename, modeverb(mode), strerror(errno));
2997 }
2998 ERR_print_errors(bio_err);
2999 return NULL;
3000 }
3001
3002 BIO *bio_open_default(const char *filename, char mode, int format)
3003 {
3004 return bio_open_default_(filename, mode, format, 0);
3005 }
3006
3007 BIO *bio_open_default_quiet(const char *filename, char mode, int format)
3008 {
3009 return bio_open_default_(filename, mode, format, 1);
3010 }
3011
3012 void wait_for_async(SSL *s)
3013 {
3014 /* On Windows select only works for sockets, so we simply don't wait */
3015 #ifndef OPENSSL_SYS_WINDOWS
3016 int width = 0;
3017 fd_set asyncfds;
3018 OSSL_ASYNC_FD *fds;
3019 size_t numfds;
3020 size_t i;
3021
3022 if (!SSL_get_all_async_fds(s, NULL, &numfds))
3023 return;
3024 if (numfds == 0)
3025 return;
3026 fds = app_malloc(sizeof(OSSL_ASYNC_FD) * numfds, "allocate async fds");
3027 if (!SSL_get_all_async_fds(s, fds, &numfds)) {
3028 OPENSSL_free(fds);
3029 return;
3030 }
3031
3032 FD_ZERO(&asyncfds);
3033 for (i = 0; i < numfds; i++) {
3034 if (width <= (int)fds[i])
3035 width = (int)fds[i] + 1;
3036 openssl_fdset((int)fds[i], &asyncfds);
3037 }
3038 select(width, (void *)&asyncfds, NULL, NULL, NULL);
3039 OPENSSL_free(fds);
3040 #endif
3041 }
3042
3043 /* if OPENSSL_SYS_WINDOWS is defined then so is OPENSSL_SYS_MSDOS */
3044 #if defined(OPENSSL_SYS_MSDOS)
3045 int has_stdin_waiting(void)
3046 {
3047 # if defined(OPENSSL_SYS_WINDOWS)
3048 HANDLE inhand = GetStdHandle(STD_INPUT_HANDLE);
3049 DWORD events = 0;
3050 INPUT_RECORD inputrec;
3051 DWORD insize = 1;
3052 BOOL peeked;
3053
3054 if (inhand == INVALID_HANDLE_VALUE) {
3055 return 0;
3056 }
3057
3058 peeked = PeekConsoleInput(inhand, &inputrec, insize, &events);
3059 if (!peeked) {
3060 /* Probably redirected input? _kbhit() does not work in this case */
3061 if (!feof(stdin)) {
3062 return 1;
3063 }
3064 return 0;
3065 }
3066 # endif
3067 return _kbhit();
3068 }
3069 #endif
3070
3071 /* Corrupt a signature by modifying final byte */
3072 void corrupt_signature(const ASN1_STRING *signature)
3073 {
3074 unsigned char *s = signature->data;
3075 s[signature->length - 1] ^= 0x1;
3076 }
3077
3078 int set_cert_times(X509 *x, const char *startdate, const char *enddate,
3079 int days)
3080 {
3081 if (startdate == NULL || strcmp(startdate, "today") == 0) {
3082 if (X509_gmtime_adj(X509_getm_notBefore(x), 0) == NULL)
3083 return 0;
3084 } else {
3085 if (!ASN1_TIME_set_string_X509(X509_getm_notBefore(x), startdate))
3086 return 0;
3087 }
3088 if (enddate == NULL) {
3089 if (X509_time_adj_ex(X509_getm_notAfter(x), days, 0, NULL)
3090 == NULL)
3091 return 0;
3092 } else if (!ASN1_TIME_set_string_X509(X509_getm_notAfter(x), enddate)) {
3093 return 0;
3094 }
3095 return 1;
3096 }
3097
3098 int set_crl_lastupdate(X509_CRL *crl, const char *lastupdate)
3099 {
3100 int ret = 0;
3101 ASN1_TIME *tm = ASN1_TIME_new();
3102
3103 if (tm == NULL)
3104 goto end;
3105
3106 if (lastupdate == NULL) {
3107 if (X509_gmtime_adj(tm, 0) == NULL)
3108 goto end;
3109 } else {
3110 if (!ASN1_TIME_set_string_X509(tm, lastupdate))
3111 goto end;
3112 }
3113
3114 if (!X509_CRL_set1_lastUpdate(crl, tm))
3115 goto end;
3116
3117 ret = 1;
3118 end:
3119 ASN1_TIME_free(tm);
3120 return ret;
3121 }
3122
3123 int set_crl_nextupdate(X509_CRL *crl, const char *nextupdate,
3124 long days, long hours, long secs)
3125 {
3126 int ret = 0;
3127 ASN1_TIME *tm = ASN1_TIME_new();
3128
3129 if (tm == NULL)
3130 goto end;
3131
3132 if (nextupdate == NULL) {
3133 if (X509_time_adj_ex(tm, days, hours * 60 * 60 + secs, NULL) == NULL)
3134 goto end;
3135 } else {
3136 if (!ASN1_TIME_set_string_X509(tm, nextupdate))
3137 goto end;
3138 }
3139
3140 if (!X509_CRL_set1_nextUpdate(crl, tm))
3141 goto end;
3142
3143 ret = 1;
3144 end:
3145 ASN1_TIME_free(tm);
3146 return ret;
3147 }
3148
3149 void make_uppercase(char *string)
3150 {
3151 int i;
3152
3153 for (i = 0; string[i] != '\0'; i++)
3154 string[i] = toupper((unsigned char)string[i]);
3155 }
3156
3157 int opt_printf_stderr(const char *fmt, ...)
3158 {
3159 va_list ap;
3160 int ret;
3161
3162 va_start(ap, fmt);
3163 ret = BIO_vprintf(bio_err, fmt, ap);
3164 va_end(ap);
3165 return ret;
3166 }
3167
3168 OSSL_PARAM *app_params_new_from_opts(STACK_OF(OPENSSL_STRING) *opts,
3169 const OSSL_PARAM *paramdefs)
3170 {
3171 OSSL_PARAM *params = NULL;
3172 size_t sz = (size_t)sk_OPENSSL_STRING_num(opts);
3173 size_t params_n;
3174 char *opt = "", *stmp, *vtmp = NULL;
3175 int found = 1;
3176
3177 if (opts == NULL)
3178 return NULL;
3179
3180 params = OPENSSL_zalloc(sizeof(OSSL_PARAM) * (sz + 1));
3181 if (params == NULL)
3182 return NULL;
3183
3184 for (params_n = 0; params_n < sz; params_n++) {
3185 opt = sk_OPENSSL_STRING_value(opts, (int)params_n);
3186 if ((stmp = OPENSSL_strdup(opt)) == NULL
3187 || (vtmp = strchr(stmp, ':')) == NULL)
3188 goto err;
3189 /* Replace ':' with 0 to terminate the string pointed to by stmp */
3190 *vtmp = 0;
3191 /* Skip over the separator so that vmtp points to the value */
3192 vtmp++;
3193 if (!OSSL_PARAM_allocate_from_text(&params[params_n], paramdefs,
3194 stmp, vtmp, strlen(vtmp), &found))
3195 goto err;
3196 OPENSSL_free(stmp);
3197 }
3198 params[params_n] = OSSL_PARAM_construct_end();
3199 return params;
3200 err:
3201 OPENSSL_free(stmp);
3202 BIO_printf(bio_err, "Parameter %s '%s'\n", found ? "error" : "unknown",
3203 opt);
3204 ERR_print_errors(bio_err);
3205 app_params_free(params);
3206 return NULL;
3207 }
3208
3209 void app_params_free(OSSL_PARAM *params)
3210 {
3211 int i;
3212
3213 if (params != NULL) {
3214 for (i = 0; params[i].key != NULL; ++i)
3215 OPENSSL_free(params[i].data);
3216 OPENSSL_free(params);
3217 }
3218 }
A mirror of the official openssl repository