VirtualBox

source: vbox/trunk/src/libs/openssl-3.0.7/apps/lib/apps.c@ 97371

最後變更 在這個檔案從97371是 95219,由 vboxsync 提交於 3 年 前

libs/openssl: Switched to v3.0.3, bugref:10128
檔案大小: 95.7 KB
行 
1/*
2 * Copyright 1995-2022 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#ifndef OPENSSL_NO_ENGINE
19/* We need to use some deprecated APIs */
20# define OPENSSL_SUPPRESS_DEPRECATED
21# include <openssl/engine.h>
22#endif
23
24#include <stdio.h>
25#include <stdlib.h>
26#include <string.h>
27#include <sys/types.h>
28#ifndef OPENSSL_NO_POSIX_IO
29# include <sys/stat.h>
30# include <fcntl.h>
31#endif
32#include <ctype.h>
33#include <errno.h>
34#include <openssl/err.h>
35#include <openssl/x509.h>
36#include <openssl/x509v3.h>
37#include <openssl/http.h>
38#include <openssl/pem.h>
39#include <openssl/store.h>
40#include <openssl/pkcs12.h>
41#include <openssl/ui.h>
42#include <openssl/safestack.h>
43#include <openssl/rsa.h>
44#include <openssl/rand.h>
45#include <openssl/bn.h>
46#include <openssl/ssl.h>
47#include <openssl/store.h>
48#include <openssl/core_names.h>
49#include "s_apps.h"
50#include "apps.h"
51
52#ifdef _WIN32
53static int WIN32_rename(const char *from, const char *to);
54# define rename(from,to) WIN32_rename((from),(to))
55#endif
56
57#if defined(OPENSSL_SYS_WINDOWS) || defined(OPENSSL_SYS_MSDOS)
58# include <conio.h>
59#endif
60
61#if defined(OPENSSL_SYS_MSDOS) && !defined(_WIN32) || defined(__BORLANDC__)
62# define _kbhit kbhit
63#endif
64
65static BIO *bio_open_default_(const char *filename, char mode, int format,
66 int quiet);
67
68#define PASS_SOURCE_SIZE_MAX 4
69
70DEFINE_STACK_OF(CONF)
71
72typedef struct {
73 const char *name;
74 unsigned long flag;
75 unsigned long mask;
76} NAME_EX_TBL;
77
78static int set_table_opts(unsigned long *flags, const char *arg,
79 const NAME_EX_TBL * in_tbl);
80static int set_multi_opts(unsigned long *flags, const char *arg,
81 const NAME_EX_TBL * in_tbl);
82static
83int load_key_certs_crls_suppress(const char *uri, int format, int maybe_stdin,
84 const char *pass, const char *desc,
85 EVP_PKEY **ppkey, EVP_PKEY **ppubkey,
86 EVP_PKEY **pparams,
87 X509 **pcert, STACK_OF(X509) **pcerts,
88 X509_CRL **pcrl, STACK_OF(X509_CRL) **pcrls,
89 int suppress_decode_errors);
90
91int app_init(long mesgwin);
92
93int chopup_args(ARGS *arg, char *buf)
94{
95 int quoted;
96 char c = '\0', *p = NULL;
97
98 arg->argc = 0;
99 if (arg->size == 0) {
100 arg->size = 20;
101 arg->argv = app_malloc(sizeof(*arg->argv) * arg->size, "argv space");
102 }
103
104 for (p = buf;;) {
105 /* Skip whitespace. */
106 while (*p && isspace(_UC(*p)))
107 p++;
108 if (*p == '\0')
109 break;
110
111 /* The start of something good :-) */
112 if (arg->argc >= arg->size) {
113 char **tmp;
114 arg->size += 20;
115 tmp = OPENSSL_realloc(arg->argv, sizeof(*arg->argv) * arg->size);
116 if (tmp == NULL)
117 return 0;
118 arg->argv = tmp;
119 }
120 quoted = *p == '\'' || *p == '"';
121 if (quoted)
122 c = *p++;
123 arg->argv[arg->argc++] = p;
124
125 /* now look for the end of this */
126 if (quoted) {
127 while (*p && *p != c)
128 p++;
129 *p++ = '\0';
130 } else {
131 while (*p && !isspace(_UC(*p)))
132 p++;
133 if (*p)
134 *p++ = '\0';
135 }
136 }
137 arg->argv[arg->argc] = NULL;
138 return 1;
139}
140
141#ifndef APP_INIT
142int app_init(long mesgwin)
143{
144 return 1;
145}
146#endif
147
148int ctx_set_verify_locations(SSL_CTX *ctx,
149 const char *CAfile, int noCAfile,
150 const char *CApath, int noCApath,
151 const char *CAstore, int noCAstore)
152{
153 if (CAfile == NULL && CApath == NULL && CAstore == NULL) {
154 if (!noCAfile && SSL_CTX_set_default_verify_file(ctx) <= 0)
155 return 0;
156 if (!noCApath && SSL_CTX_set_default_verify_dir(ctx) <= 0)
157 return 0;
158 if (!noCAstore && SSL_CTX_set_default_verify_store(ctx) <= 0)
159 return 0;
160
161 return 1;
162 }
163
164 if (CAfile != NULL && !SSL_CTX_load_verify_file(ctx, CAfile))
165 return 0;
166 if (CApath != NULL && !SSL_CTX_load_verify_dir(ctx, CApath))
167 return 0;
168 if (CAstore != NULL && !SSL_CTX_load_verify_store(ctx, CAstore))
169 return 0;
170 return 1;
171}
172
173#ifndef OPENSSL_NO_CT
174
175int ctx_set_ctlog_list_file(SSL_CTX *ctx, const char *path)
176{
177 if (path == NULL)
178 return SSL_CTX_set_default_ctlog_list_file(ctx);
179
180 return SSL_CTX_set_ctlog_list_file(ctx, path);
181}
182
183#endif
184
185static unsigned long nmflag = 0;
186static char nmflag_set = 0;
187
188int set_nameopt(const char *arg)
189{
190 int ret = set_name_ex(&nmflag, arg);
191
192 if (ret)
193 nmflag_set = 1;
194
195 return ret;
196}
197
198unsigned long get_nameopt(void)
199{
200 return (nmflag_set) ? nmflag : XN_FLAG_ONELINE;
201}
202
203void dump_cert_text(BIO *out, X509 *x)
204{
205 print_name(out, "subject=", X509_get_subject_name(x));
206 print_name(out, "issuer=", X509_get_issuer_name(x));
207}
208
209int wrap_password_callback(char *buf, int bufsiz, int verify, void *userdata)
210{
211 return password_callback(buf, bufsiz, verify, (PW_CB_DATA *)userdata);
212}
213
214
215static char *app_get_pass(const char *arg, int keepbio);
216
217char *get_passwd(const char *pass, const char *desc)
218{
219 char *result = NULL;
220
221 if (desc == NULL)
222 desc = "<unknown>";
223 if (!app_passwd(pass, NULL, &result, NULL))
224 BIO_printf(bio_err, "Error getting password for %s\n", desc);
225 if (pass != NULL && result == NULL) {
226 BIO_printf(bio_err,
227 "Trying plain input string (better precede with 'pass:')\n");
228 result = OPENSSL_strdup(pass);
229 if (result == NULL)
230 BIO_printf(bio_err, "Out of memory getting password for %s\n", desc);
231 }
232 return result;
233}
234
235int app_passwd(const char *arg1, const char *arg2, char **pass1, char **pass2)
236{
237 int same = arg1 != NULL && arg2 != NULL && strcmp(arg1, arg2) == 0;
238
239 if (arg1 != NULL) {
240 *pass1 = app_get_pass(arg1, same);
241 if (*pass1 == NULL)
242 return 0;
243 } else if (pass1 != NULL) {
244 *pass1 = NULL;
245 }
246 if (arg2 != NULL) {
247 *pass2 = app_get_pass(arg2, same ? 2 : 0);
248 if (*pass2 == NULL)
249 return 0;
250 } else if (pass2 != NULL) {
251 *pass2 = NULL;
252 }
253 return 1;
254}
255
256static char *app_get_pass(const char *arg, int keepbio)
257{
258 static BIO *pwdbio = NULL;
259 char *tmp, tpass[APP_PASS_LEN];
260 int i;
261
262 /* PASS_SOURCE_SIZE_MAX = max number of chars before ':' in below strings */
263 if (strncmp(arg, "pass:", 5) == 0)
264 return OPENSSL_strdup(arg + 5);
265 if (strncmp(arg, "env:", 4) == 0) {
266 tmp = getenv(arg + 4);
267 if (tmp == NULL) {
268 BIO_printf(bio_err, "No environment variable %s\n", arg + 4);
269 return NULL;
270 }
271 return OPENSSL_strdup(tmp);
272 }
273 if (!keepbio || pwdbio == NULL) {
274 if (strncmp(arg, "file:", 5) == 0) {
275 pwdbio = BIO_new_file(arg + 5, "r");
276 if (pwdbio == NULL) {
277 BIO_printf(bio_err, "Can't open file %s\n", arg + 5);
278 return NULL;
279 }
280#if !defined(_WIN32)
281 /*
282 * Under _WIN32, which covers even Win64 and CE, file
283 * descriptors referenced by BIO_s_fd are not inherited
284 * by child process and therefore below is not an option.
285 * It could have been an option if bss_fd.c was operating
286 * on real Windows descriptors, such as those obtained
287 * with CreateFile.
288 */
289 } else if (strncmp(arg, "fd:", 3) == 0) {
290 BIO *btmp;
291 i = atoi(arg + 3);
292 if (i >= 0)
293 pwdbio = BIO_new_fd(i, BIO_NOCLOSE);
294 if ((i < 0) || pwdbio == NULL) {
295 BIO_printf(bio_err, "Can't access file descriptor %s\n", arg + 3);
296 return NULL;
297 }
298 /*
299 * Can't do BIO_gets on an fd BIO so add a buffering BIO
300 */
301 btmp = BIO_new(BIO_f_buffer());
302 if (btmp == NULL) {
303 BIO_free_all(pwdbio);
304 pwdbio = NULL;
305 BIO_printf(bio_err, "Out of memory\n");
306 return NULL;
307 }
308 pwdbio = BIO_push(btmp, pwdbio);
309#endif
310 } else if (strcmp(arg, "stdin") == 0) {
311 pwdbio = dup_bio_in(FORMAT_TEXT);
312 if (pwdbio == NULL) {
313 BIO_printf(bio_err, "Can't open BIO for stdin\n");
314 return NULL;
315 }
316 } else {
317 /* argument syntax error; do not reveal too much about arg */
318 tmp = strchr(arg, ':');
319 if (tmp == NULL || tmp - arg > PASS_SOURCE_SIZE_MAX)
320 BIO_printf(bio_err,
321 "Invalid password argument, missing ':' within the first %d chars\n",
322 PASS_SOURCE_SIZE_MAX + 1);
323 else
324 BIO_printf(bio_err,
325 "Invalid password argument, starting with \"%.*s\"\n",
326 (int)(tmp - arg + 1), arg);
327 return NULL;
328 }
329 }
330 i = BIO_gets(pwdbio, tpass, APP_PASS_LEN);
331 if (keepbio != 1) {
332 BIO_free_all(pwdbio);
333 pwdbio = NULL;
334 }
335 if (i <= 0) {
336 BIO_printf(bio_err, "Error reading password from BIO\n");
337 return NULL;
338 }
339 tmp = strchr(tpass, '\n');
340 if (tmp != NULL)
341 *tmp = 0;
342 return OPENSSL_strdup(tpass);
343}
344
345CONF *app_load_config_bio(BIO *in, const char *filename)
346{
347 long errorline = -1;
348 CONF *conf;
349 int i;
350
351 conf = NCONF_new_ex(app_get0_libctx(), NULL);
352 i = NCONF_load_bio(conf, in, &errorline);
353 if (i > 0)
354 return conf;
355
356 if (errorline <= 0) {
357 BIO_printf(bio_err, "%s: Can't load ", opt_getprog());
358 } else {
359 BIO_printf(bio_err, "%s: Error on line %ld of ", opt_getprog(),
360 errorline);
361 }
362 if (filename != NULL)
363 BIO_printf(bio_err, "config file \"%s\"\n", filename);
364 else
365 BIO_printf(bio_err, "config input");
366
367 NCONF_free(conf);
368 return NULL;
369}
370
371CONF *app_load_config_verbose(const char *filename, int verbose)
372{
373 if (verbose) {
374 if (*filename == '\0')
375 BIO_printf(bio_err, "No configuration used\n");
376 else
377 BIO_printf(bio_err, "Using configuration from %s\n", filename);
378 }
379 return app_load_config_internal(filename, 0);
380}
381
382CONF *app_load_config_internal(const char *filename, int quiet)
383{
384 BIO *in;
385 CONF *conf;
386
387 if (filename == NULL || *filename != '\0') {
388 if ((in = bio_open_default_(filename, 'r', FORMAT_TEXT, quiet)) == NULL)
389 return NULL;
390 conf = app_load_config_bio(in, filename);
391 BIO_free(in);
392 } else {
393 /* Return empty config if filename is empty string. */
394 conf = NCONF_new_ex(app_get0_libctx(), NULL);
395 }
396 return conf;
397}
398
399int app_load_modules(const CONF *config)
400{
401 CONF *to_free = NULL;
402
403 if (config == NULL)
404 config = to_free = app_load_config_quiet(default_config_file);
405 if (config == NULL)
406 return 1;
407
408 if (CONF_modules_load(config, NULL, 0) <= 0) {
409 BIO_printf(bio_err, "Error configuring OpenSSL modules\n");
410 ERR_print_errors(bio_err);
411 NCONF_free(to_free);
412 return 0;
413 }
414 NCONF_free(to_free);
415 return 1;
416}
417
418int add_oid_section(CONF *conf)
419{
420 char *p;
421 STACK_OF(CONF_VALUE) *sktmp;
422 CONF_VALUE *cnf;
423 int i;
424
425 if ((p = NCONF_get_string(conf, NULL, "oid_section")) == NULL) {
426 ERR_clear_error();
427 return 1;
428 }
429 if ((sktmp = NCONF_get_section(conf, p)) == NULL) {
430 BIO_printf(bio_err, "problem loading oid section %s\n", p);
431 return 0;
432 }
433 for (i = 0; i < sk_CONF_VALUE_num(sktmp); i++) {
434 cnf = sk_CONF_VALUE_value(sktmp, i);
435 if (OBJ_create(cnf->value, cnf->name, cnf->name) == NID_undef) {
436 BIO_printf(bio_err, "problem creating object %s=%s\n",
437 cnf->name, cnf->value);
438 return 0;
439 }
440 }
441 return 1;
442}
443
444CONF *app_load_config_modules(const char *configfile)
445{
446 CONF *conf = NULL;
447
448 if (configfile != NULL) {
449 if ((conf = app_load_config_verbose(configfile, 1)) == NULL)
450 return NULL;
451 if (configfile != default_config_file && !app_load_modules(conf)) {
452 NCONF_free(conf);
453 conf = NULL;
454 }
455 }
456 return conf;
457}
458
459#define IS_HTTP(uri) ((uri) != NULL \
460 && strncmp(uri, OSSL_HTTP_PREFIX, strlen(OSSL_HTTP_PREFIX)) == 0)
461#define IS_HTTPS(uri) ((uri) != NULL \
462 && strncmp(uri, OSSL_HTTPS_PREFIX, strlen(OSSL_HTTPS_PREFIX)) == 0)
463
464X509 *load_cert_pass(const char *uri, int format, int maybe_stdin,
465 const char *pass, const char *desc)
466{
467 X509 *cert = NULL;
468
469 if (desc == NULL)
470 desc = "certificate";
471 if (IS_HTTPS(uri))
472 BIO_printf(bio_err, "Loading %s over HTTPS is unsupported\n", desc);
473 else if (IS_HTTP(uri))
474 cert = X509_load_http(uri, NULL, NULL, 0 /* timeout */);
475 else
476 (void)load_key_certs_crls(uri, format, maybe_stdin, pass, desc,
477 NULL, NULL, NULL, &cert, NULL, NULL, NULL);
478 if (cert == NULL) {
479 BIO_printf(bio_err, "Unable to load %s\n", desc);
480 ERR_print_errors(bio_err);
481 }
482 return cert;
483}
484
485X509_CRL *load_crl(const char *uri, int format, int maybe_stdin,
486 const char *desc)
487{
488 X509_CRL *crl = NULL;
489
490 if (desc == NULL)
491 desc = "CRL";
492 if (IS_HTTPS(uri))
493 BIO_printf(bio_err, "Loading %s over HTTPS is unsupported\n", desc);
494 else if (IS_HTTP(uri))
495 crl = X509_CRL_load_http(uri, NULL, NULL, 0 /* timeout */);
496 else
497 (void)load_key_certs_crls(uri, format, maybe_stdin, NULL, desc,
498 NULL, NULL, NULL, NULL, NULL, &crl, NULL);
499 if (crl == NULL) {
500 BIO_printf(bio_err, "Unable to load %s\n", desc);
501 ERR_print_errors(bio_err);
502 }
503 return crl;
504}
505
506X509_REQ *load_csr(const char *file, int format, const char *desc)
507{
508 X509_REQ *req = NULL;
509 BIO *in;
510
511 if (format == FORMAT_UNDEF)
512 format = FORMAT_PEM;
513 if (desc == NULL)
514 desc = "CSR";
515 in = bio_open_default(file, 'r', format);
516 if (in == NULL)
517 goto end;
518
519 if (format == FORMAT_ASN1)
520 req = d2i_X509_REQ_bio(in, NULL);
521 else if (format == FORMAT_PEM)
522 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
523 else
524 print_format_error(format, OPT_FMT_PEMDER);
525
526 end:
527 if (req == NULL) {
528 BIO_printf(bio_err, "Unable to load %s\n", desc);
529 ERR_print_errors(bio_err);
530 }
531 BIO_free(in);
532 return req;
533}
534
535void cleanse(char *str)
536{
537 if (str != NULL)
538 OPENSSL_cleanse(str, strlen(str));
539}
540
541void clear_free(char *str)
542{
543 if (str != NULL)
544 OPENSSL_clear_free(str, strlen(str));
545}
546
547EVP_PKEY *load_key(const char *uri, int format, int may_stdin,
548 const char *pass, ENGINE *e, const char *desc)
549{
550 EVP_PKEY *pkey = NULL;
551 char *allocated_uri = NULL;
552
553 if (desc == NULL)
554 desc = "private key";
555
556 if (format == FORMAT_ENGINE) {
557 uri = allocated_uri = make_engine_uri(e, uri, desc);
558 }
559 (void)load_key_certs_crls(uri, format, may_stdin, pass, desc,
560 &pkey, NULL, NULL, NULL, NULL, NULL, NULL);
561
562 OPENSSL_free(allocated_uri);
563 return pkey;
564}
565
566EVP_PKEY *load_pubkey(const char *uri, int format, int maybe_stdin,
567 const char *pass, ENGINE *e, const char *desc)
568{
569 EVP_PKEY *pkey = NULL;
570 char *allocated_uri = NULL;
571
572 if (desc == NULL)
573 desc = "public key";
574
575 if (format == FORMAT_ENGINE) {
576 uri = allocated_uri = make_engine_uri(e, uri, desc);
577 }
578 (void)load_key_certs_crls(uri, format, maybe_stdin, pass, desc,
579 NULL, &pkey, NULL, NULL, NULL, NULL, NULL);
580
581 OPENSSL_free(allocated_uri);
582 return pkey;
583}
584
585EVP_PKEY *load_keyparams_suppress(const char *uri, int format, int maybe_stdin,
586 const char *keytype, const char *desc,
587 int suppress_decode_errors)
588{
589 EVP_PKEY *params = NULL;
590
591 if (desc == NULL)
592 desc = "key parameters";
593
594 (void)load_key_certs_crls_suppress(uri, format, maybe_stdin, NULL, desc,
595 NULL, NULL, &params, NULL, NULL, NULL,
596 NULL, suppress_decode_errors);
597 if (params != NULL && keytype != NULL && !EVP_PKEY_is_a(params, keytype)) {
598 if (!suppress_decode_errors) {
599 BIO_printf(bio_err,
600 "Unable to load %s from %s (unexpected parameters type)\n",
601 desc, uri);
602 ERR_print_errors(bio_err);
603 }
604 EVP_PKEY_free(params);
605 params = NULL;
606 }
607 return params;
608}
609
610EVP_PKEY *load_keyparams(const char *uri, int format, int maybe_stdin,
611 const char *keytype, const char *desc)
612{
613 return load_keyparams_suppress(uri, format, maybe_stdin, keytype, desc, 0);
614}
615
616void app_bail_out(char *fmt, ...)
617{
618 va_list args;
619
620 va_start(args, fmt);
621 BIO_vprintf(bio_err, fmt, args);
622 va_end(args);
623 ERR_print_errors(bio_err);
624 exit(EXIT_FAILURE);
625}
626
627void *app_malloc(size_t sz, const char *what)
628{
629 void *vp = OPENSSL_malloc(sz);
630
631 if (vp == NULL)
632 app_bail_out("%s: Could not allocate %zu bytes for %s\n",
633 opt_getprog(), sz, what);
634 return vp;
635}
636
637char *next_item(char *opt) /* in list separated by comma and/or space */
638{
639 /* advance to separator (comma or whitespace), if any */
640 while (*opt != ',' && !isspace(*opt) && *opt != '\0')
641 opt++;
642 if (*opt != '\0') {
643 /* terminate current item */
644 *opt++ = '\0';
645 /* skip over any whitespace after separator */
646 while (isspace(*opt))
647 opt++;
648 }
649 return *opt == '\0' ? NULL : opt; /* NULL indicates end of input */
650}
651
652static void warn_cert_msg(const char *uri, X509 *cert, const char *msg)
653{
654 char *subj = X509_NAME_oneline(X509_get_subject_name(cert), NULL, 0);
655
656 BIO_printf(bio_err, "Warning: certificate from '%s' with subject '%s' %s\n",
657 uri, subj, msg);
658 OPENSSL_free(subj);
659}
660
661static void warn_cert(const char *uri, X509 *cert, int warn_EE,
662 X509_VERIFY_PARAM *vpm)
663{
664 uint32_t ex_flags = X509_get_extension_flags(cert);
665 int res = X509_cmp_timeframe(vpm, X509_get0_notBefore(cert),
666 X509_get0_notAfter(cert));
667
668 if (res != 0)
669 warn_cert_msg(uri, cert, res > 0 ? "has expired" : "not yet valid");
670 if (warn_EE && (ex_flags & EXFLAG_V1) == 0 && (ex_flags & EXFLAG_CA) == 0)
671 warn_cert_msg(uri, cert, "is not a CA cert");
672}
673
674static void warn_certs(const char *uri, STACK_OF(X509) *certs, int warn_EE,
675 X509_VERIFY_PARAM *vpm)
676{
677 int i;
678
679 for (i = 0; i < sk_X509_num(certs); i++)
680 warn_cert(uri, sk_X509_value(certs, i), warn_EE, vpm);
681}
682
683int load_cert_certs(const char *uri,
684 X509 **pcert, STACK_OF(X509) **pcerts,
685 int exclude_http, const char *pass, const char *desc,
686 X509_VERIFY_PARAM *vpm)
687{
688 int ret = 0;
689 char *pass_string;
690
691 if (exclude_http && (OPENSSL_strncasecmp(uri, "http://", 7) == 0
692 || OPENSSL_strncasecmp(uri, "https://", 8) == 0)) {
693 BIO_printf(bio_err, "error: HTTP retrieval not allowed for %s\n", desc);
694 return ret;
695 }
696 pass_string = get_passwd(pass, desc);
697 ret = load_key_certs_crls(uri, FORMAT_UNDEF, 0, pass_string, desc,
698 NULL, NULL, NULL,
699 pcert, pcerts, NULL, NULL);
700 clear_free(pass_string);
701
702 if (ret) {
703 if (pcert != NULL)
704 warn_cert(uri, *pcert, 0, vpm);
705 if (pcerts != NULL)
706 warn_certs(uri, *pcerts, 1, vpm);
707 } else {
708 if (pcerts != NULL) {
709 sk_X509_pop_free(*pcerts, X509_free);
710 *pcerts = NULL;
711 }
712 }
713 return ret;
714}
715
716STACK_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
749static 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 */
771X509_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 */
799int 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, FORMAT_UNDEF, maybe_stdin,
804 pass, desc, NULL, NULL,
805 NULL, NULL, certs, NULL, NULL);
806
807 if (!ret && was_NULL) {
808 sk_X509_pop_free(*certs, X509_free);
809 *certs = NULL;
810 }
811 return ret;
812}
813
814/*
815 * Initialize or extend, if *crls != NULL, a certificate stack.
816 * The caller is responsible for freeing *crls if its value is left not NULL.
817 */
818int load_crls(const char *uri, STACK_OF(X509_CRL) **crls,
819 const char *pass, const char *desc)
820{
821 int was_NULL = *crls == NULL;
822 int ret = load_key_certs_crls(uri, FORMAT_UNDEF, 0, pass, desc,
823 NULL, NULL, NULL,
824 NULL, NULL, NULL, crls);
825
826 if (!ret && was_NULL) {
827 sk_X509_CRL_pop_free(*crls, X509_CRL_free);
828 *crls = NULL;
829 }
830 return ret;
831}
832
833static const char *format2string(int format)
834{
835 switch(format) {
836 case FORMAT_PEM:
837 return "PEM";
838 case FORMAT_ASN1:
839 return "DER";
840 }
841 return NULL;
842}
843
844/* Set type expectation, but clear it if objects of different types expected. */
845#define SET_EXPECT(expect, val) ((expect) = (expect) < 0 ? (val) : ((expect) == (val) ? (val) : 0))
846/*
847 * Load those types of credentials for which the result pointer is not NULL.
848 * Reads from stdio if uri is NULL and maybe_stdin is nonzero.
849 * For non-NULL ppkey, pcert, and pcrl the first suitable value found is loaded.
850 * If pcerts is non-NULL and *pcerts == NULL then a new cert list is allocated.
851 * If pcerts is non-NULL then all available certificates are appended to *pcerts
852 * except any certificate assigned to *pcert.
853 * If pcrls is non-NULL and *pcrls == NULL then a new list of CRLs is allocated.
854 * If pcrls is non-NULL then all available CRLs are appended to *pcerts
855 * except any CRL assigned to *pcrl.
856 * In any case (also on error) the caller is responsible for freeing all members
857 * of *pcerts and *pcrls (as far as they are not NULL).
858 */
859static
860int load_key_certs_crls_suppress(const char *uri, int format, int maybe_stdin,
861 const char *pass, const char *desc,
862 EVP_PKEY **ppkey, EVP_PKEY **ppubkey,
863 EVP_PKEY **pparams,
864 X509 **pcert, STACK_OF(X509) **pcerts,
865 X509_CRL **pcrl, STACK_OF(X509_CRL) **pcrls,
866 int suppress_decode_errors)
867{
868 PW_CB_DATA uidata;
869 OSSL_STORE_CTX *ctx = NULL;
870 OSSL_LIB_CTX *libctx = app_get0_libctx();
871 const char *propq = app_get0_propq();
872 int ncerts = 0;
873 int ncrls = 0;
874 const char *failed =
875 ppkey != NULL ? "key" : ppubkey != NULL ? "public key" :
876 pparams != NULL ? "params" : pcert != NULL ? "cert" :
877 pcrl != NULL ? "CRL" : pcerts != NULL ? "certs" :
878 pcrls != NULL ? "CRLs" : NULL;
879 int cnt_expectations = 0;
880 int expect = -1;
881 const char *input_type;
882 OSSL_PARAM itp[2];
883 const OSSL_PARAM *params = NULL;
884
885 if (ppkey != NULL) {
886 *ppkey = NULL;
887 cnt_expectations++;
888 SET_EXPECT(expect, OSSL_STORE_INFO_PKEY);
889 }
890 if (ppubkey != NULL) {
891 *ppubkey = NULL;
892 cnt_expectations++;
893 SET_EXPECT(expect, OSSL_STORE_INFO_PUBKEY);
894 }
895 if (pparams != NULL) {
896 *pparams = NULL;
897 cnt_expectations++;
898 SET_EXPECT(expect, OSSL_STORE_INFO_PARAMS);
899 }
900 if (pcert != NULL) {
901 *pcert = NULL;
902 cnt_expectations++;
903 SET_EXPECT(expect, OSSL_STORE_INFO_CERT);
904 }
905 if (pcerts != NULL) {
906 if (*pcerts == NULL && (*pcerts = sk_X509_new_null()) == NULL) {
907 BIO_printf(bio_err, "Out of memory loading");
908 goto end;
909 }
910 cnt_expectations++;
911 SET_EXPECT(expect, OSSL_STORE_INFO_CERT);
912 }
913 if (pcrl != NULL) {
914 *pcrl = NULL;
915 cnt_expectations++;
916 SET_EXPECT(expect, OSSL_STORE_INFO_CRL);
917 }
918 if (pcrls != NULL) {
919 if (*pcrls == NULL && (*pcrls = sk_X509_CRL_new_null()) == NULL) {
920 BIO_printf(bio_err, "Out of memory loading");
921 goto end;
922 }
923 cnt_expectations++;
924 SET_EXPECT(expect, OSSL_STORE_INFO_CRL);
925 }
926 if (cnt_expectations == 0) {
927 BIO_printf(bio_err, "Internal error: nothing to load from %s\n",
928 uri != NULL ? uri : "<stdin>");
929 return 0;
930 }
931
932 uidata.password = pass;
933 uidata.prompt_info = uri;
934
935 if ((input_type = format2string(format)) != NULL) {
936 itp[0] = OSSL_PARAM_construct_utf8_string(OSSL_STORE_PARAM_INPUT_TYPE,
937 (char *)input_type, 0);
938 itp[1] = OSSL_PARAM_construct_end();
939 params = itp;
940 }
941
942 if (uri == NULL) {
943 BIO *bio;
944
945 if (!maybe_stdin) {
946 BIO_printf(bio_err, "No filename or uri specified for loading");
947 goto end;
948 }
949 uri = "<stdin>";
950 unbuffer(stdin);
951 bio = BIO_new_fp(stdin, 0);
952 if (bio != NULL) {
953 ctx = OSSL_STORE_attach(bio, "file", libctx, propq,
954 get_ui_method(), &uidata, params,
955 NULL, NULL);
956 BIO_free(bio);
957 }
958 } else {
959 ctx = OSSL_STORE_open_ex(uri, libctx, propq, get_ui_method(), &uidata,
960 params, NULL, NULL);
961 }
962 if (ctx == NULL) {
963 BIO_printf(bio_err, "Could not open file or uri for loading");
964 goto end;
965 }
966 if (expect > 0 && !OSSL_STORE_expect(ctx, expect))
967 goto end;
968
969 failed = NULL;
970 while (cnt_expectations > 0 && !OSSL_STORE_eof(ctx)) {
971 OSSL_STORE_INFO *info = OSSL_STORE_load(ctx);
972 int type, ok = 1;
973
974 /*
975 * This can happen (for example) if we attempt to load a file with
976 * multiple different types of things in it - but the thing we just
977 * tried to load wasn't one of the ones we wanted, e.g. if we're trying
978 * to load a certificate but the file has both the private key and the
979 * certificate in it. We just retry until eof.
980 */
981 if (info == NULL) {
982 continue;
983 }
984
985 type = OSSL_STORE_INFO_get_type(info);
986 switch (type) {
987 case OSSL_STORE_INFO_PKEY:
988 if (ppkey != NULL && *ppkey == NULL) {
989 ok = (*ppkey = OSSL_STORE_INFO_get1_PKEY(info)) != NULL;
990 cnt_expectations -= ok;
991 }
992 /*
993 * An EVP_PKEY with private parts also holds the public parts,
994 * so if the caller asked for a public key, and we got a private
995 * key, we can still pass it back.
996 */
997 if (ok && ppubkey != NULL && *ppubkey == NULL) {
998 ok = ((*ppubkey = OSSL_STORE_INFO_get1_PKEY(info)) != NULL);
999 cnt_expectations -= ok;
1000 }
1001 break;
1002 case OSSL_STORE_INFO_PUBKEY:
1003 if (ppubkey != NULL && *ppubkey == NULL) {
1004 ok = ((*ppubkey = OSSL_STORE_INFO_get1_PUBKEY(info)) != NULL);
1005 cnt_expectations -= ok;
1006 }
1007 break;
1008 case OSSL_STORE_INFO_PARAMS:
1009 if (pparams != NULL && *pparams == NULL) {
1010 ok = ((*pparams = OSSL_STORE_INFO_get1_PARAMS(info)) != NULL);
1011 cnt_expectations -= ok;
1012 }
1013 break;
1014 case OSSL_STORE_INFO_CERT:
1015 if (pcert != NULL && *pcert == NULL) {
1016 ok = (*pcert = OSSL_STORE_INFO_get1_CERT(info)) != NULL;
1017 cnt_expectations -= ok;
1018 }
1019 else if (pcerts != NULL)
1020 ok = X509_add_cert(*pcerts,
1021 OSSL_STORE_INFO_get1_CERT(info),
1022 X509_ADD_FLAG_DEFAULT);
1023 ncerts += ok;
1024 break;
1025 case OSSL_STORE_INFO_CRL:
1026 if (pcrl != NULL && *pcrl == NULL) {
1027 ok = (*pcrl = OSSL_STORE_INFO_get1_CRL(info)) != NULL;
1028 cnt_expectations -= ok;
1029 }
1030 else if (pcrls != NULL)
1031 ok = sk_X509_CRL_push(*pcrls, OSSL_STORE_INFO_get1_CRL(info));
1032 ncrls += ok;
1033 break;
1034 default:
1035 /* skip any other type */
1036 break;
1037 }
1038 OSSL_STORE_INFO_free(info);
1039 if (!ok) {
1040 failed = info == NULL ? NULL : OSSL_STORE_INFO_type_string(type);
1041 BIO_printf(bio_err, "Error reading");
1042 break;
1043 }
1044 }
1045
1046 end:
1047 OSSL_STORE_close(ctx);
1048 if (failed == NULL) {
1049 int any = 0;
1050
1051 if ((ppkey != NULL && *ppkey == NULL)
1052 || (ppubkey != NULL && *ppubkey == NULL)) {
1053 failed = "key";
1054 } else if (pparams != NULL && *pparams == NULL) {
1055 failed = "params";
1056 } else if ((pcert != NULL || pcerts != NULL) && ncerts == 0) {
1057 if (pcert == NULL)
1058 any = 1;
1059 failed = "cert";
1060 } else if ((pcrl != NULL || pcrls != NULL) && ncrls == 0) {
1061 if (pcrl == NULL)
1062 any = 1;
1063 failed = "CRL";
1064 }
1065 if (!suppress_decode_errors) {
1066 if (failed != NULL)
1067 BIO_printf(bio_err, "Could not read");
1068 if (any)
1069 BIO_printf(bio_err, " any");
1070 }
1071 }
1072 if (!suppress_decode_errors && failed != NULL) {
1073 if (desc != NULL && strstr(desc, failed) != NULL) {
1074 BIO_printf(bio_err, " %s", desc);
1075 } else {
1076 BIO_printf(bio_err, " %s", failed);
1077 if (desc != NULL)
1078 BIO_printf(bio_err, " of %s", desc);
1079 }
1080 if (uri != NULL)
1081 BIO_printf(bio_err, " from %s", uri);
1082 BIO_printf(bio_err, "\n");
1083 ERR_print_errors(bio_err);
1084 }
1085 if (suppress_decode_errors || failed == NULL)
1086 /* clear any spurious errors */
1087 ERR_clear_error();
1088 return failed == NULL;
1089}
1090
1091int load_key_certs_crls(const char *uri, int format, int maybe_stdin,
1092 const char *pass, const char *desc,
1093 EVP_PKEY **ppkey, EVP_PKEY **ppubkey,
1094 EVP_PKEY **pparams,
1095 X509 **pcert, STACK_OF(X509) **pcerts,
1096 X509_CRL **pcrl, STACK_OF(X509_CRL) **pcrls)
1097{
1098 return load_key_certs_crls_suppress(uri, format, maybe_stdin, pass, desc,
1099 ppkey, ppubkey, pparams, pcert, pcerts,
1100 pcrl, pcrls, 0);
1101}
1102
1103#define X509V3_EXT_UNKNOWN_MASK (0xfL << 16)
1104/* Return error for unknown extensions */
1105#define X509V3_EXT_DEFAULT 0
1106/* Print error for unknown extensions */
1107#define X509V3_EXT_ERROR_UNKNOWN (1L << 16)
1108/* ASN1 parse unknown extensions */
1109#define X509V3_EXT_PARSE_UNKNOWN (2L << 16)
1110/* BIO_dump unknown extensions */
1111#define X509V3_EXT_DUMP_UNKNOWN (3L << 16)
1112
1113#define X509_FLAG_CA (X509_FLAG_NO_ISSUER | X509_FLAG_NO_PUBKEY | \
1114 X509_FLAG_NO_HEADER | X509_FLAG_NO_VERSION)
1115
1116int set_cert_ex(unsigned long *flags, const char *arg)
1117{
1118 static const NAME_EX_TBL cert_tbl[] = {
1119 {"compatible", X509_FLAG_COMPAT, 0xffffffffl},
1120 {"ca_default", X509_FLAG_CA, 0xffffffffl},
1121 {"no_header", X509_FLAG_NO_HEADER, 0},
1122 {"no_version", X509_FLAG_NO_VERSION, 0},
1123 {"no_serial", X509_FLAG_NO_SERIAL, 0},
1124 {"no_signame", X509_FLAG_NO_SIGNAME, 0},
1125 {"no_validity", X509_FLAG_NO_VALIDITY, 0},
1126 {"no_subject", X509_FLAG_NO_SUBJECT, 0},
1127 {"no_issuer", X509_FLAG_NO_ISSUER, 0},
1128 {"no_pubkey", X509_FLAG_NO_PUBKEY, 0},
1129 {"no_extensions", X509_FLAG_NO_EXTENSIONS, 0},
1130 {"no_sigdump", X509_FLAG_NO_SIGDUMP, 0},
1131 {"no_aux", X509_FLAG_NO_AUX, 0},
1132 {"no_attributes", X509_FLAG_NO_ATTRIBUTES, 0},
1133 {"ext_default", X509V3_EXT_DEFAULT, X509V3_EXT_UNKNOWN_MASK},
1134 {"ext_error", X509V3_EXT_ERROR_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1135 {"ext_parse", X509V3_EXT_PARSE_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1136 {"ext_dump", X509V3_EXT_DUMP_UNKNOWN, X509V3_EXT_UNKNOWN_MASK},
1137 {NULL, 0, 0}
1138 };
1139 return set_multi_opts(flags, arg, cert_tbl);
1140}
1141
1142int set_name_ex(unsigned long *flags, const char *arg)
1143{
1144 static const NAME_EX_TBL ex_tbl[] = {
1145 {"esc_2253", ASN1_STRFLGS_ESC_2253, 0},
1146 {"esc_2254", ASN1_STRFLGS_ESC_2254, 0},
1147 {"esc_ctrl", ASN1_STRFLGS_ESC_CTRL, 0},
1148 {"esc_msb", ASN1_STRFLGS_ESC_MSB, 0},
1149 {"use_quote", ASN1_STRFLGS_ESC_QUOTE, 0},
1150 {"utf8", ASN1_STRFLGS_UTF8_CONVERT, 0},
1151 {"ignore_type", ASN1_STRFLGS_IGNORE_TYPE, 0},
1152 {"show_type", ASN1_STRFLGS_SHOW_TYPE, 0},
1153 {"dump_all", ASN1_STRFLGS_DUMP_ALL, 0},
1154 {"dump_nostr", ASN1_STRFLGS_DUMP_UNKNOWN, 0},
1155 {"dump_der", ASN1_STRFLGS_DUMP_DER, 0},
1156 {"compat", XN_FLAG_COMPAT, 0xffffffffL},
1157 {"sep_comma_plus", XN_FLAG_SEP_COMMA_PLUS, XN_FLAG_SEP_MASK},
1158 {"sep_comma_plus_space", XN_FLAG_SEP_CPLUS_SPC, XN_FLAG_SEP_MASK},
1159 {"sep_semi_plus_space", XN_FLAG_SEP_SPLUS_SPC, XN_FLAG_SEP_MASK},
1160 {"sep_multiline", XN_FLAG_SEP_MULTILINE, XN_FLAG_SEP_MASK},
1161 {"dn_rev", XN_FLAG_DN_REV, 0},
1162 {"nofname", XN_FLAG_FN_NONE, XN_FLAG_FN_MASK},
1163 {"sname", XN_FLAG_FN_SN, XN_FLAG_FN_MASK},
1164 {"lname", XN_FLAG_FN_LN, XN_FLAG_FN_MASK},
1165 {"align", XN_FLAG_FN_ALIGN, 0},
1166 {"oid", XN_FLAG_FN_OID, XN_FLAG_FN_MASK},
1167 {"space_eq", XN_FLAG_SPC_EQ, 0},
1168 {"dump_unknown", XN_FLAG_DUMP_UNKNOWN_FIELDS, 0},
1169 {"RFC2253", XN_FLAG_RFC2253, 0xffffffffL},
1170 {"oneline", XN_FLAG_ONELINE, 0xffffffffL},
1171 {"multiline", XN_FLAG_MULTILINE, 0xffffffffL},
1172 {"ca_default", XN_FLAG_MULTILINE, 0xffffffffL},
1173 {NULL, 0, 0}
1174 };
1175 if (set_multi_opts(flags, arg, ex_tbl) == 0)
1176 return 0;
1177 if (*flags != XN_FLAG_COMPAT
1178 && (*flags & XN_FLAG_SEP_MASK) == 0)
1179 *flags |= XN_FLAG_SEP_CPLUS_SPC;
1180 return 1;
1181}
1182
1183int set_dateopt(unsigned long *dateopt, const char *arg)
1184{
1185 if (OPENSSL_strcasecmp(arg, "rfc_822") == 0)
1186 *dateopt = ASN1_DTFLGS_RFC822;
1187 else if (OPENSSL_strcasecmp(arg, "iso_8601") == 0)
1188 *dateopt = ASN1_DTFLGS_ISO8601;
1189 return 0;
1190}
1191
1192int set_ext_copy(int *copy_type, const char *arg)
1193{
1194 if (OPENSSL_strcasecmp(arg, "none") == 0)
1195 *copy_type = EXT_COPY_NONE;
1196 else if (OPENSSL_strcasecmp(arg, "copy") == 0)
1197 *copy_type = EXT_COPY_ADD;
1198 else if (OPENSSL_strcasecmp(arg, "copyall") == 0)
1199 *copy_type = EXT_COPY_ALL;
1200 else
1201 return 0;
1202 return 1;
1203}
1204
1205int copy_extensions(X509 *x, X509_REQ *req, int copy_type)
1206{
1207 STACK_OF(X509_EXTENSION) *exts;
1208 int i, ret = 0;
1209
1210 if (x == NULL || req == NULL)
1211 return 0;
1212 if (copy_type == EXT_COPY_NONE)
1213 return 1;
1214 exts = X509_REQ_get_extensions(req);
1215
1216 for (i = 0; i < sk_X509_EXTENSION_num(exts); i++) {
1217 X509_EXTENSION *ext = sk_X509_EXTENSION_value(exts, i);
1218 ASN1_OBJECT *obj = X509_EXTENSION_get_object(ext);
1219 int idx = X509_get_ext_by_OBJ(x, obj, -1);
1220
1221 /* Does extension exist in target? */
1222 if (idx != -1) {
1223 /* If normal copy don't override existing extension */
1224 if (copy_type == EXT_COPY_ADD)
1225 continue;
1226 /* Delete all extensions of same type */
1227 do {
1228 X509_EXTENSION_free(X509_delete_ext(x, idx));
1229 idx = X509_get_ext_by_OBJ(x, obj, -1);
1230 } while (idx != -1);
1231 }
1232 if (!X509_add_ext(x, ext, -1))
1233 goto end;
1234 }
1235 ret = 1;
1236
1237 end:
1238 sk_X509_EXTENSION_pop_free(exts, X509_EXTENSION_free);
1239 return ret;
1240}
1241
1242static int set_multi_opts(unsigned long *flags, const char *arg,
1243 const NAME_EX_TBL * in_tbl)
1244{
1245 STACK_OF(CONF_VALUE) *vals;
1246 CONF_VALUE *val;
1247 int i, ret = 1;
1248 if (!arg)
1249 return 0;
1250 vals = X509V3_parse_list(arg);
1251 for (i = 0; i < sk_CONF_VALUE_num(vals); i++) {
1252 val = sk_CONF_VALUE_value(vals, i);
1253 if (!set_table_opts(flags, val->name, in_tbl))
1254 ret = 0;
1255 }
1256 sk_CONF_VALUE_pop_free(vals, X509V3_conf_free);
1257 return ret;
1258}
1259
1260static int set_table_opts(unsigned long *flags, const char *arg,
1261 const NAME_EX_TBL * in_tbl)
1262{
1263 char c;
1264 const NAME_EX_TBL *ptbl;
1265 c = arg[0];
1266
1267 if (c == '-') {
1268 c = 0;
1269 arg++;
1270 } else if (c == '+') {
1271 c = 1;
1272 arg++;
1273 } else {
1274 c = 1;
1275 }
1276
1277 for (ptbl = in_tbl; ptbl->name; ptbl++) {
1278 if (OPENSSL_strcasecmp(arg, ptbl->name) == 0) {
1279 *flags &= ~ptbl->mask;
1280 if (c)
1281 *flags |= ptbl->flag;
1282 else
1283 *flags &= ~ptbl->flag;
1284 return 1;
1285 }
1286 }
1287 return 0;
1288}
1289
1290void print_name(BIO *out, const char *title, const X509_NAME *nm)
1291{
1292 char *buf;
1293 char mline = 0;
1294 int indent = 0;
1295 unsigned long lflags = get_nameopt();
1296
1297 if (out == NULL)
1298 return;
1299 if (title != NULL)
1300 BIO_puts(out, title);
1301 if ((lflags & XN_FLAG_SEP_MASK) == XN_FLAG_SEP_MULTILINE) {
1302 mline = 1;
1303 indent = 4;
1304 }
1305 if (lflags == XN_FLAG_COMPAT) {
1306 buf = X509_NAME_oneline(nm, 0, 0);
1307 BIO_puts(out, buf);
1308 BIO_puts(out, "\n");
1309 OPENSSL_free(buf);
1310 } else {
1311 if (mline)
1312 BIO_puts(out, "\n");
1313 X509_NAME_print_ex(out, nm, indent, lflags);
1314 BIO_puts(out, "\n");
1315 }
1316}
1317
1318void print_bignum_var(BIO *out, const BIGNUM *in, const char *var,
1319 int len, unsigned char *buffer)
1320{
1321 BIO_printf(out, " static unsigned char %s_%d[] = {", var, len);
1322 if (BN_is_zero(in)) {
1323 BIO_printf(out, "\n 0x00");
1324 } else {
1325 int i, l;
1326
1327 l = BN_bn2bin(in, buffer);
1328 for (i = 0; i < l; i++) {
1329 BIO_printf(out, (i % 10) == 0 ? "\n " : " ");
1330 if (i < l - 1)
1331 BIO_printf(out, "0x%02X,", buffer[i]);
1332 else
1333 BIO_printf(out, "0x%02X", buffer[i]);
1334 }
1335 }
1336 BIO_printf(out, "\n };\n");
1337}
1338
1339void print_array(BIO *out, const char* title, int len, const unsigned char* d)
1340{
1341 int i;
1342
1343 BIO_printf(out, "unsigned char %s[%d] = {", title, len);
1344 for (i = 0; i < len; i++) {
1345 if ((i % 10) == 0)
1346 BIO_printf(out, "\n ");
1347 if (i < len - 1)
1348 BIO_printf(out, "0x%02X, ", d[i]);
1349 else
1350 BIO_printf(out, "0x%02X", d[i]);
1351 }
1352 BIO_printf(out, "\n};\n");
1353}
1354
1355X509_STORE *setup_verify(const char *CAfile, int noCAfile,
1356 const char *CApath, int noCApath,
1357 const char *CAstore, int noCAstore)
1358{
1359 X509_STORE *store = X509_STORE_new();
1360 X509_LOOKUP *lookup;
1361 OSSL_LIB_CTX *libctx = app_get0_libctx();
1362 const char *propq = app_get0_propq();
1363
1364 if (store == NULL)
1365 goto end;
1366
1367 if (CAfile != NULL || !noCAfile) {
1368 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_file());
1369 if (lookup == NULL)
1370 goto end;
1371 if (CAfile != NULL) {
1372 if (!X509_LOOKUP_load_file_ex(lookup, CAfile, X509_FILETYPE_PEM,
1373 libctx, propq)) {
1374 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
1375 goto end;
1376 }
1377 } else {
1378 X509_LOOKUP_load_file_ex(lookup, NULL, X509_FILETYPE_DEFAULT,
1379 libctx, propq);
1380 }
1381 }
1382
1383 if (CApath != NULL || !noCApath) {
1384 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_hash_dir());
1385 if (lookup == NULL)
1386 goto end;
1387 if (CApath != NULL) {
1388 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
1389 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
1390 goto end;
1391 }
1392 } else {
1393 X509_LOOKUP_add_dir(lookup, NULL, X509_FILETYPE_DEFAULT);
1394 }
1395 }
1396
1397 if (CAstore != NULL || !noCAstore) {
1398 lookup = X509_STORE_add_lookup(store, X509_LOOKUP_store());
1399 if (lookup == NULL)
1400 goto end;
1401 if (!X509_LOOKUP_add_store_ex(lookup, CAstore, libctx, propq)) {
1402 if (CAstore != NULL)
1403 BIO_printf(bio_err, "Error loading store URI %s\n", CAstore);
1404 goto end;
1405 }
1406 }
1407
1408 ERR_clear_error();
1409 return store;
1410 end:
1411 ERR_print_errors(bio_err);
1412 X509_STORE_free(store);
1413 return NULL;
1414}
1415
1416static unsigned long index_serial_hash(const OPENSSL_CSTRING *a)
1417{
1418 const char *n;
1419
1420 n = a[DB_serial];
1421 while (*n == '0')
1422 n++;
1423 return OPENSSL_LH_strhash(n);
1424}
1425
1426static int index_serial_cmp(const OPENSSL_CSTRING *a,
1427 const OPENSSL_CSTRING *b)
1428{
1429 const char *aa, *bb;
1430
1431 for (aa = a[DB_serial]; *aa == '0'; aa++) ;
1432 for (bb = b[DB_serial]; *bb == '0'; bb++) ;
1433 return strcmp(aa, bb);
1434}
1435
1436static int index_name_qual(char **a)
1437{
1438 return (a[0][0] == 'V');
1439}
1440
1441static unsigned long index_name_hash(const OPENSSL_CSTRING *a)
1442{
1443 return OPENSSL_LH_strhash(a[DB_name]);
1444}
1445
1446int index_name_cmp(const OPENSSL_CSTRING *a, const OPENSSL_CSTRING *b)
1447{
1448 return strcmp(a[DB_name], b[DB_name]);
1449}
1450
1451static IMPLEMENT_LHASH_HASH_FN(index_serial, OPENSSL_CSTRING)
1452static IMPLEMENT_LHASH_COMP_FN(index_serial, OPENSSL_CSTRING)
1453static IMPLEMENT_LHASH_HASH_FN(index_name, OPENSSL_CSTRING)
1454static IMPLEMENT_LHASH_COMP_FN(index_name, OPENSSL_CSTRING)
1455#undef BSIZE
1456#define BSIZE 256
1457BIGNUM *load_serial(const char *serialfile, int create, ASN1_INTEGER **retai)
1458{
1459 BIO *in = NULL;
1460 BIGNUM *ret = NULL;
1461 char buf[1024];
1462 ASN1_INTEGER *ai = NULL;
1463
1464 ai = ASN1_INTEGER_new();
1465 if (ai == NULL)
1466 goto err;
1467
1468 in = BIO_new_file(serialfile, "r");
1469 if (in == NULL) {
1470 if (!create) {
1471 perror(serialfile);
1472 goto err;
1473 }
1474 ERR_clear_error();
1475 ret = BN_new();
1476 if (ret == NULL || !rand_serial(ret, ai))
1477 BIO_printf(bio_err, "Out of memory\n");
1478 } else {
1479 if (!a2i_ASN1_INTEGER(in, ai, buf, 1024)) {
1480 BIO_printf(bio_err, "Unable to load number from %s\n",
1481 serialfile);
1482 goto err;
1483 }
1484 ret = ASN1_INTEGER_to_BN(ai, NULL);
1485 if (ret == NULL) {
1486 BIO_printf(bio_err, "Error converting number from bin to BIGNUM\n");
1487 goto err;
1488 }
1489 }
1490
1491 if (ret && retai) {
1492 *retai = ai;
1493 ai = NULL;
1494 }
1495 err:
1496 ERR_print_errors(bio_err);
1497 BIO_free(in);
1498 ASN1_INTEGER_free(ai);
1499 return ret;
1500}
1501
1502int save_serial(const char *serialfile, const char *suffix, const BIGNUM *serial,
1503 ASN1_INTEGER **retai)
1504{
1505 char buf[1][BSIZE];
1506 BIO *out = NULL;
1507 int ret = 0;
1508 ASN1_INTEGER *ai = NULL;
1509 int j;
1510
1511 if (suffix == NULL)
1512 j = strlen(serialfile);
1513 else
1514 j = strlen(serialfile) + strlen(suffix) + 1;
1515 if (j >= BSIZE) {
1516 BIO_printf(bio_err, "File name too long\n");
1517 goto err;
1518 }
1519
1520 if (suffix == NULL)
1521 OPENSSL_strlcpy(buf[0], serialfile, BSIZE);
1522 else {
1523#ifndef OPENSSL_SYS_VMS
1524 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, suffix);
1525#else
1526 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, suffix);
1527#endif
1528 }
1529 out = BIO_new_file(buf[0], "w");
1530 if (out == NULL) {
1531 goto err;
1532 }
1533
1534 if ((ai = BN_to_ASN1_INTEGER(serial, NULL)) == NULL) {
1535 BIO_printf(bio_err, "error converting serial to ASN.1 format\n");
1536 goto err;
1537 }
1538 i2a_ASN1_INTEGER(out, ai);
1539 BIO_puts(out, "\n");
1540 ret = 1;
1541 if (retai) {
1542 *retai = ai;
1543 ai = NULL;
1544 }
1545 err:
1546 if (!ret)
1547 ERR_print_errors(bio_err);
1548 BIO_free_all(out);
1549 ASN1_INTEGER_free(ai);
1550 return ret;
1551}
1552
1553int rotate_serial(const char *serialfile, const char *new_suffix,
1554 const char *old_suffix)
1555{
1556 char buf[2][BSIZE];
1557 int i, j;
1558
1559 i = strlen(serialfile) + strlen(old_suffix);
1560 j = strlen(serialfile) + strlen(new_suffix);
1561 if (i > j)
1562 j = i;
1563 if (j + 1 >= BSIZE) {
1564 BIO_printf(bio_err, "File name too long\n");
1565 goto err;
1566 }
1567#ifndef OPENSSL_SYS_VMS
1568 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", serialfile, new_suffix);
1569 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", serialfile, old_suffix);
1570#else
1571 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", serialfile, new_suffix);
1572 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", serialfile, old_suffix);
1573#endif
1574 if (rename(serialfile, buf[1]) < 0 && errno != ENOENT
1575#ifdef ENOTDIR
1576 && errno != ENOTDIR
1577#endif
1578 ) {
1579 BIO_printf(bio_err,
1580 "Unable to rename %s to %s\n", serialfile, buf[1]);
1581 perror("reason");
1582 goto err;
1583 }
1584 if (rename(buf[0], serialfile) < 0) {
1585 BIO_printf(bio_err,
1586 "Unable to rename %s to %s\n", buf[0], serialfile);
1587 perror("reason");
1588 rename(buf[1], serialfile);
1589 goto err;
1590 }
1591 return 1;
1592 err:
1593 ERR_print_errors(bio_err);
1594 return 0;
1595}
1596
1597int rand_serial(BIGNUM *b, ASN1_INTEGER *ai)
1598{
1599 BIGNUM *btmp;
1600 int ret = 0;
1601
1602 btmp = b == NULL ? BN_new() : b;
1603 if (btmp == NULL)
1604 return 0;
1605
1606 if (!BN_rand(btmp, SERIAL_RAND_BITS, BN_RAND_TOP_ANY, BN_RAND_BOTTOM_ANY))
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
1621CA_DB *load_index(const 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#ifndef OPENSSL_NO_POSIX_IO
1629 FILE *dbfp;
1630 struct stat dbst;
1631#endif
1632
1633 in = BIO_new_file(dbfile, "r");
1634 if (in == NULL)
1635 goto err;
1636
1637#ifndef OPENSSL_NO_POSIX_IO
1638 BIO_get_fp(in, &dbfp);
1639 if (fstat(fileno(dbfp), &dbst) == -1) {
1640 ERR_raise_data(ERR_LIB_SYS, errno,
1641 "calling fstat(%s)", dbfile);
1642 goto err;
1643 }
1644#endif
1645
1646 if ((tmpdb = TXT_DB_read(in, DB_NUMBER)) == NULL)
1647 goto err;
1648
1649#ifndef OPENSSL_SYS_VMS
1650 BIO_snprintf(buf, sizeof(buf), "%s.attr", dbfile);
1651#else
1652 BIO_snprintf(buf, sizeof(buf), "%s-attr", dbfile);
1653#endif
1654 dbattr_conf = app_load_config_quiet(buf);
1655
1656 retdb = app_malloc(sizeof(*retdb), "new DB");
1657 retdb->db = tmpdb;
1658 tmpdb = NULL;
1659 if (db_attr)
1660 retdb->attributes = *db_attr;
1661 else {
1662 retdb->attributes.unique_subject = 1;
1663 }
1664
1665 if (dbattr_conf) {
1666 char *p = NCONF_get_string(dbattr_conf, NULL, "unique_subject");
1667 if (p) {
1668 retdb->attributes.unique_subject = parse_yesno(p, 1);
1669 }
1670 }
1671
1672 retdb->dbfname = OPENSSL_strdup(dbfile);
1673#ifndef OPENSSL_NO_POSIX_IO
1674 retdb->dbst = dbst;
1675#endif
1676
1677 err:
1678 ERR_print_errors(bio_err);
1679 NCONF_free(dbattr_conf);
1680 TXT_DB_free(tmpdb);
1681 BIO_free_all(in);
1682 return retdb;
1683}
1684
1685/*
1686 * Returns > 0 on success, <= 0 on error
1687 */
1688int index_index(CA_DB *db)
1689{
1690 if (!TXT_DB_create_index(db->db, DB_serial, NULL,
1691 LHASH_HASH_FN(index_serial),
1692 LHASH_COMP_FN(index_serial))) {
1693 BIO_printf(bio_err,
1694 "Error creating serial number index:(%ld,%ld,%ld)\n",
1695 db->db->error, db->db->arg1, db->db->arg2);
1696 goto err;
1697 }
1698
1699 if (db->attributes.unique_subject
1700 && !TXT_DB_create_index(db->db, DB_name, index_name_qual,
1701 LHASH_HASH_FN(index_name),
1702 LHASH_COMP_FN(index_name))) {
1703 BIO_printf(bio_err, "Error creating name index:(%ld,%ld,%ld)\n",
1704 db->db->error, db->db->arg1, db->db->arg2);
1705 goto err;
1706 }
1707 return 1;
1708 err:
1709 ERR_print_errors(bio_err);
1710 return 0;
1711}
1712
1713int save_index(const char *dbfile, const char *suffix, CA_DB *db)
1714{
1715 char buf[3][BSIZE];
1716 BIO *out;
1717 int j;
1718
1719 j = strlen(dbfile) + strlen(suffix);
1720 if (j + 6 >= BSIZE) {
1721 BIO_printf(bio_err, "File name too long\n");
1722 goto err;
1723 }
1724#ifndef OPENSSL_SYS_VMS
1725 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr", dbfile);
1726 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.attr.%s", dbfile, suffix);
1727 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, suffix);
1728#else
1729 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr", dbfile);
1730 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-attr-%s", dbfile, suffix);
1731 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, suffix);
1732#endif
1733 out = BIO_new_file(buf[0], "w");
1734 if (out == NULL) {
1735 perror(dbfile);
1736 BIO_printf(bio_err, "Unable to open '%s'\n", dbfile);
1737 goto err;
1738 }
1739 j = TXT_DB_write(out, db->db);
1740 BIO_free(out);
1741 if (j <= 0)
1742 goto err;
1743
1744 out = BIO_new_file(buf[1], "w");
1745 if (out == NULL) {
1746 perror(buf[2]);
1747 BIO_printf(bio_err, "Unable to open '%s'\n", buf[2]);
1748 goto err;
1749 }
1750 BIO_printf(out, "unique_subject = %s\n",
1751 db->attributes.unique_subject ? "yes" : "no");
1752 BIO_free(out);
1753
1754 return 1;
1755 err:
1756 ERR_print_errors(bio_err);
1757 return 0;
1758}
1759
1760int rotate_index(const char *dbfile, const char *new_suffix,
1761 const char *old_suffix)
1762{
1763 char buf[5][BSIZE];
1764 int i, j;
1765
1766 i = strlen(dbfile) + strlen(old_suffix);
1767 j = strlen(dbfile) + strlen(new_suffix);
1768 if (i > j)
1769 j = i;
1770 if (j + 6 >= BSIZE) {
1771 BIO_printf(bio_err, "File name too long\n");
1772 goto err;
1773 }
1774#ifndef OPENSSL_SYS_VMS
1775 j = BIO_snprintf(buf[4], sizeof(buf[4]), "%s.attr", dbfile);
1776 j = BIO_snprintf(buf[3], sizeof(buf[3]), "%s.attr.%s", dbfile, old_suffix);
1777 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s.attr.%s", dbfile, new_suffix);
1778 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s.%s", dbfile, old_suffix);
1779 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s.%s", dbfile, new_suffix);
1780#else
1781 j = BIO_snprintf(buf[4], sizeof(buf[4]), "%s-attr", dbfile);
1782 j = BIO_snprintf(buf[3], sizeof(buf[3]), "%s-attr-%s", dbfile, old_suffix);
1783 j = BIO_snprintf(buf[2], sizeof(buf[2]), "%s-attr-%s", dbfile, new_suffix);
1784 j = BIO_snprintf(buf[1], sizeof(buf[1]), "%s-%s", dbfile, old_suffix);
1785 j = BIO_snprintf(buf[0], sizeof(buf[0]), "%s-%s", dbfile, new_suffix);
1786#endif
1787 if (rename(dbfile, buf[1]) < 0 && errno != ENOENT
1788#ifdef ENOTDIR
1789 && errno != ENOTDIR
1790#endif
1791 ) {
1792 BIO_printf(bio_err, "Unable to rename %s to %s\n", dbfile, buf[1]);
1793 perror("reason");
1794 goto err;
1795 }
1796 if (rename(buf[0], dbfile) < 0) {
1797 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[0], dbfile);
1798 perror("reason");
1799 rename(buf[1], dbfile);
1800 goto err;
1801 }
1802 if (rename(buf[4], buf[3]) < 0 && errno != ENOENT
1803#ifdef ENOTDIR
1804 && errno != ENOTDIR
1805#endif
1806 ) {
1807 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[4], buf[3]);
1808 perror("reason");
1809 rename(dbfile, buf[0]);
1810 rename(buf[1], dbfile);
1811 goto err;
1812 }
1813 if (rename(buf[2], buf[4]) < 0) {
1814 BIO_printf(bio_err, "Unable to rename %s to %s\n", buf[2], buf[4]);
1815 perror("reason");
1816 rename(buf[3], buf[4]);
1817 rename(dbfile, buf[0]);
1818 rename(buf[1], dbfile);
1819 goto err;
1820 }
1821 return 1;
1822 err:
1823 ERR_print_errors(bio_err);
1824 return 0;
1825}
1826
1827void free_index(CA_DB *db)
1828{
1829 if (db) {
1830 TXT_DB_free(db->db);
1831 OPENSSL_free(db->dbfname);
1832 OPENSSL_free(db);
1833 }
1834}
1835
1836int parse_yesno(const char *str, int def)
1837{
1838 if (str) {
1839 switch (*str) {
1840 case 'f': /* false */
1841 case 'F': /* FALSE */
1842 case 'n': /* no */
1843 case 'N': /* NO */
1844 case '0': /* 0 */
1845 return 0;
1846 case 't': /* true */
1847 case 'T': /* TRUE */
1848 case 'y': /* yes */
1849 case 'Y': /* YES */
1850 case '1': /* 1 */
1851 return 1;
1852 }
1853 }
1854 return def;
1855}
1856
1857/*
1858 * name is expected to be in the format /type0=value0/type1=value1/type2=...
1859 * where + can be used instead of / to form multi-valued RDNs if canmulti
1860 * and characters may be escaped by \
1861 */
1862X509_NAME *parse_name(const char *cp, int chtype, int canmulti,
1863 const char *desc)
1864{
1865 int nextismulti = 0;
1866 char *work;
1867 X509_NAME *n;
1868
1869 if (*cp++ != '/') {
1870 BIO_printf(bio_err,
1871 "%s: %s name is expected to be in the format "
1872 "/type0=value0/type1=value1/type2=... where characters may "
1873 "be escaped by \\. This name is not in that format: '%s'\n",
1874 opt_getprog(), desc, --cp);
1875 return NULL;
1876 }
1877
1878 n = X509_NAME_new();
1879 if (n == NULL) {
1880 BIO_printf(bio_err, "%s: Out of memory\n", opt_getprog());
1881 return NULL;
1882 }
1883 work = OPENSSL_strdup(cp);
1884 if (work == NULL) {
1885 BIO_printf(bio_err, "%s: Error copying %s name input\n",
1886 opt_getprog(), desc);
1887 goto err;
1888 }
1889
1890 while (*cp != '\0') {
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 != '\0' && *cp != '=')
1900 *bp++ = *cp++;
1901 *bp++ = '\0';
1902 if (*cp == '\0') {
1903 BIO_printf(bio_err,
1904 "%s: Missing '=' after RDN type string '%s' in %s name string\n",
1905 opt_getprog(), typestr, desc);
1906 goto err;
1907 }
1908 ++cp;
1909
1910 /* Collect the value. */
1911 valstr = (unsigned char *)bp;
1912 for (; *cp != '\0' && *cp != '/'; *bp++ = *cp++) {
1913 /* unescaped '+' symbol string signals further member of multiRDN */
1914 if (canmulti && *cp == '+') {
1915 nextismulti = 1;
1916 break;
1917 }
1918 if (*cp == '\\' && *++cp == '\0') {
1919 BIO_printf(bio_err,
1920 "%s: Escape character at end of %s name string\n",
1921 opt_getprog(), desc);
1922 goto err;
1923 }
1924 }
1925 *bp++ = '\0';
1926
1927 /* If not at EOS (must be + or /), move forward. */
1928 if (*cp != '\0')
1929 ++cp;
1930
1931 /* Parse */
1932 nid = OBJ_txt2nid(typestr);
1933 if (nid == NID_undef) {
1934 BIO_printf(bio_err,
1935 "%s: Skipping unknown %s name attribute \"%s\"\n",
1936 opt_getprog(), desc, typestr);
1937 if (ismulti)
1938 BIO_printf(bio_err,
1939 "Hint: a '+' in a value string needs be escaped using '\\' else a new member of a multi-valued RDN is expected\n");
1940 continue;
1941 }
1942 if (*valstr == '\0') {
1943 BIO_printf(bio_err,
1944 "%s: No value provided for %s name attribute \"%s\", skipped\n",
1945 opt_getprog(), desc, typestr);
1946 continue;
1947 }
1948 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
1949 valstr, strlen((char *)valstr),
1950 -1, ismulti ? -1 : 0)) {
1951 ERR_print_errors(bio_err);
1952 BIO_printf(bio_err,
1953 "%s: Error adding %s name attribute \"/%s=%s\"\n",
1954 opt_getprog(), desc, typestr ,valstr);
1955 goto err;
1956 }
1957 }
1958
1959 OPENSSL_free(work);
1960 return n;
1961
1962 err:
1963 X509_NAME_free(n);
1964 OPENSSL_free(work);
1965 return NULL;
1966}
1967
1968/*
1969 * Read whole contents of a BIO into an allocated memory buffer and return
1970 * it.
1971 */
1972
1973int bio_to_mem(unsigned char **out, int maxlen, BIO *in)
1974{
1975 BIO *mem;
1976 int len, ret;
1977 unsigned char tbuf[1024];
1978
1979 mem = BIO_new(BIO_s_mem());
1980 if (mem == NULL)
1981 return -1;
1982 for (;;) {
1983 if ((maxlen != -1) && maxlen < 1024)
1984 len = maxlen;
1985 else
1986 len = 1024;
1987 len = BIO_read(in, tbuf, len);
1988 if (len < 0) {
1989 BIO_free(mem);
1990 return -1;
1991 }
1992 if (len == 0)
1993 break;
1994 if (BIO_write(mem, tbuf, len) != len) {
1995 BIO_free(mem);
1996 return -1;
1997 }
1998 maxlen -= len;
1999
2000 if (maxlen == 0)
2001 break;
2002 }
2003 ret = BIO_get_mem_data(mem, (char **)out);
2004 BIO_set_flags(mem, BIO_FLAGS_MEM_RDONLY);
2005 BIO_free(mem);
2006 return ret;
2007}
2008
2009int pkey_ctrl_string(EVP_PKEY_CTX *ctx, const char *value)
2010{
2011 int rv = 0;
2012 char *stmp, *vtmp = NULL;
2013
2014 stmp = OPENSSL_strdup(value);
2015 if (stmp == NULL)
2016 return -1;
2017 vtmp = strchr(stmp, ':');
2018 if (vtmp == NULL)
2019 goto err;
2020
2021 *vtmp = 0;
2022 vtmp++;
2023 rv = EVP_PKEY_CTX_ctrl_str(ctx, stmp, vtmp);
2024
2025 err:
2026 OPENSSL_free(stmp);
2027 return rv;
2028}
2029
2030static void nodes_print(const char *name, STACK_OF(X509_POLICY_NODE) *nodes)
2031{
2032 X509_POLICY_NODE *node;
2033 int i;
2034
2035 BIO_printf(bio_err, "%s Policies:", name);
2036 if (nodes) {
2037 BIO_puts(bio_err, "\n");
2038 for (i = 0; i < sk_X509_POLICY_NODE_num(nodes); i++) {
2039 node = sk_X509_POLICY_NODE_value(nodes, i);
2040 X509_POLICY_NODE_print(bio_err, node, 2);
2041 }
2042 } else {
2043 BIO_puts(bio_err, " <empty>\n");
2044 }
2045}
2046
2047void policies_print(X509_STORE_CTX *ctx)
2048{
2049 X509_POLICY_TREE *tree;
2050 int explicit_policy;
2051 tree = X509_STORE_CTX_get0_policy_tree(ctx);
2052 explicit_policy = X509_STORE_CTX_get_explicit_policy(ctx);
2053
2054 BIO_printf(bio_err, "Require explicit Policy: %s\n",
2055 explicit_policy ? "True" : "False");
2056
2057 nodes_print("Authority", X509_policy_tree_get0_policies(tree));
2058 nodes_print("User", X509_policy_tree_get0_user_policies(tree));
2059}
2060
2061/*-
2062 * next_protos_parse parses a comma separated list of strings into a string
2063 * in a format suitable for passing to SSL_CTX_set_next_protos_advertised.
2064 * outlen: (output) set to the length of the resulting buffer on success.
2065 * err: (maybe NULL) on failure, an error message line is written to this BIO.
2066 * in: a NUL terminated string like "abc,def,ghi"
2067 *
2068 * returns: a malloc'd buffer or NULL on failure.
2069 */
2070unsigned char *next_protos_parse(size_t *outlen, const char *in)
2071{
2072 size_t len;
2073 unsigned char *out;
2074 size_t i, start = 0;
2075 size_t skipped = 0;
2076
2077 len = strlen(in);
2078 if (len == 0 || len >= 65535)
2079 return NULL;
2080
2081 out = app_malloc(len + 1, "NPN buffer");
2082 for (i = 0; i <= len; ++i) {
2083 if (i == len || in[i] == ',') {
2084 /*
2085 * Zero-length ALPN elements are invalid on the wire, we could be
2086 * strict and reject the entire string, but just ignoring extra
2087 * commas seems harmless and more friendly.
2088 *
2089 * Every comma we skip in this way puts the input buffer another
2090 * byte ahead of the output buffer, so all stores into the output
2091 * buffer need to be decremented by the number commas skipped.
2092 */
2093 if (i == start) {
2094 ++start;
2095 ++skipped;
2096 continue;
2097 }
2098 if (i - start > 255) {
2099 OPENSSL_free(out);
2100 return NULL;
2101 }
2102 out[start-skipped] = (unsigned char)(i - start);
2103 start = i + 1;
2104 } else {
2105 out[i + 1 - skipped] = in[i];
2106 }
2107 }
2108
2109 if (len <= skipped) {
2110 OPENSSL_free(out);
2111 return NULL;
2112 }
2113
2114 *outlen = len + 1 - skipped;
2115 return out;
2116}
2117
2118void print_cert_checks(BIO *bio, X509 *x,
2119 const char *checkhost,
2120 const char *checkemail, const char *checkip)
2121{
2122 if (x == NULL)
2123 return;
2124 if (checkhost) {
2125 BIO_printf(bio, "Hostname %s does%s match certificate\n",
2126 checkhost,
2127 X509_check_host(x, checkhost, 0, 0, NULL) == 1
2128 ? "" : " NOT");
2129 }
2130
2131 if (checkemail) {
2132 BIO_printf(bio, "Email %s does%s match certificate\n",
2133 checkemail, X509_check_email(x, checkemail, 0, 0)
2134 ? "" : " NOT");
2135 }
2136
2137 if (checkip) {
2138 BIO_printf(bio, "IP %s does%s match certificate\n",
2139 checkip, X509_check_ip_asc(x, checkip, 0) ? "" : " NOT");
2140 }
2141}
2142
2143static int do_pkey_ctx_init(EVP_PKEY_CTX *pkctx, STACK_OF(OPENSSL_STRING) *opts)
2144{
2145 int i;
2146
2147 if (opts == NULL)
2148 return 1;
2149
2150 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2151 char *opt = sk_OPENSSL_STRING_value(opts, i);
2152 if (pkey_ctrl_string(pkctx, opt) <= 0) {
2153 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2154 ERR_print_errors(bio_err);
2155 return 0;
2156 }
2157 }
2158
2159 return 1;
2160}
2161
2162static int do_x509_init(X509 *x, STACK_OF(OPENSSL_STRING) *opts)
2163{
2164 int i;
2165
2166 if (opts == NULL)
2167 return 1;
2168
2169 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2170 char *opt = sk_OPENSSL_STRING_value(opts, i);
2171 if (x509_ctrl_string(x, opt) <= 0) {
2172 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2173 ERR_print_errors(bio_err);
2174 return 0;
2175 }
2176 }
2177
2178 return 1;
2179}
2180
2181static int do_x509_req_init(X509_REQ *x, STACK_OF(OPENSSL_STRING) *opts)
2182{
2183 int i;
2184
2185 if (opts == NULL)
2186 return 1;
2187
2188 for (i = 0; i < sk_OPENSSL_STRING_num(opts); i++) {
2189 char *opt = sk_OPENSSL_STRING_value(opts, i);
2190 if (x509_req_ctrl_string(x, opt) <= 0) {
2191 BIO_printf(bio_err, "parameter error \"%s\"\n", opt);
2192 ERR_print_errors(bio_err);
2193 return 0;
2194 }
2195 }
2196
2197 return 1;
2198}
2199
2200static int do_sign_init(EVP_MD_CTX *ctx, EVP_PKEY *pkey,
2201 const char *md, STACK_OF(OPENSSL_STRING) *sigopts)
2202{
2203 EVP_PKEY_CTX *pkctx = NULL;
2204 char def_md[80];
2205
2206 if (ctx == NULL)
2207 return 0;
2208 /*
2209 * EVP_PKEY_get_default_digest_name() returns 2 if the digest is mandatory
2210 * for this algorithm.
2211 */
2212 if (EVP_PKEY_get_default_digest_name(pkey, def_md, sizeof(def_md)) == 2
2213 && strcmp(def_md, "UNDEF") == 0) {
2214 /* The signing algorithm requires there to be no digest */
2215 md = NULL;
2216 }
2217
2218 return EVP_DigestSignInit_ex(ctx, &pkctx, md, app_get0_libctx(),
2219 app_get0_propq(), pkey, NULL)
2220 && do_pkey_ctx_init(pkctx, sigopts);
2221}
2222
2223static int adapt_keyid_ext(X509 *cert, X509V3_CTX *ext_ctx,
2224 const char *name, const char *value, int add_default)
2225{
2226 const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert);
2227 X509_EXTENSION *new_ext = X509V3_EXT_nconf(NULL, ext_ctx, name, value);
2228 int idx, rv = 0;
2229
2230 if (new_ext == NULL)
2231 return rv;
2232
2233 idx = X509v3_get_ext_by_OBJ(exts, X509_EXTENSION_get_object(new_ext), -1);
2234 if (idx >= 0) {
2235 X509_EXTENSION *found_ext = X509v3_get_ext(exts, idx);
2236 ASN1_OCTET_STRING *data = X509_EXTENSION_get_data(found_ext);
2237 int disabled = ASN1_STRING_length(data) <= 2; /* config said "none" */
2238
2239 if (disabled) {
2240 X509_delete_ext(cert, idx);
2241 X509_EXTENSION_free(found_ext);
2242 } /* else keep existing key identifier, which might be outdated */
2243 rv = 1;
2244 } else {
2245 rv = !add_default || X509_add_ext(cert, new_ext, -1);
2246 }
2247 X509_EXTENSION_free(new_ext);
2248 return rv;
2249}
2250
2251/* Ensure RFC 5280 compliance, adapt keyIDs as needed, and sign the cert info */
2252int do_X509_sign(X509 *cert, EVP_PKEY *pkey, const char *md,
2253 STACK_OF(OPENSSL_STRING) *sigopts, X509V3_CTX *ext_ctx)
2254{
2255 const STACK_OF(X509_EXTENSION) *exts = X509_get0_extensions(cert);
2256 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2257 int self_sign;
2258 int rv = 0;
2259
2260 if (sk_X509_EXTENSION_num(exts /* may be NULL */) > 0) {
2261 /* Prevent X509_V_ERR_EXTENSIONS_REQUIRE_VERSION_3 */
2262 if (!X509_set_version(cert, X509_VERSION_3))
2263 goto end;
2264
2265 /*
2266 * Add default SKID before such that default AKID can make use of it
2267 * in case the certificate is self-signed
2268 */
2269 /* Prevent X509_V_ERR_MISSING_SUBJECT_KEY_IDENTIFIER */
2270 if (!adapt_keyid_ext(cert, ext_ctx, "subjectKeyIdentifier", "hash", 1))
2271 goto end;
2272 /* Prevent X509_V_ERR_MISSING_AUTHORITY_KEY_IDENTIFIER */
2273 ERR_set_mark();
2274 self_sign = X509_check_private_key(cert, pkey);
2275 ERR_pop_to_mark();
2276 if (!adapt_keyid_ext(cert, ext_ctx, "authorityKeyIdentifier",
2277 "keyid, issuer", !self_sign))
2278 goto end;
2279 }
2280
2281 if (mctx != NULL && do_sign_init(mctx, pkey, md, sigopts) > 0)
2282 rv = (X509_sign_ctx(cert, mctx) > 0);
2283 end:
2284 EVP_MD_CTX_free(mctx);
2285 return rv;
2286}
2287
2288/* Sign the certificate request info */
2289int do_X509_REQ_sign(X509_REQ *x, EVP_PKEY *pkey, const char *md,
2290 STACK_OF(OPENSSL_STRING) *sigopts)
2291{
2292 int rv = 0;
2293 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2294
2295 if (do_sign_init(mctx, pkey, md, sigopts) > 0)
2296 rv = (X509_REQ_sign_ctx(x, mctx) > 0);
2297 EVP_MD_CTX_free(mctx);
2298 return rv;
2299}
2300
2301/* Sign the CRL info */
2302int do_X509_CRL_sign(X509_CRL *x, EVP_PKEY *pkey, const char *md,
2303 STACK_OF(OPENSSL_STRING) *sigopts)
2304{
2305 int rv = 0;
2306 EVP_MD_CTX *mctx = EVP_MD_CTX_new();
2307
2308 if (do_sign_init(mctx, pkey, md, sigopts) > 0)
2309 rv = (X509_CRL_sign_ctx(x, mctx) > 0);
2310 EVP_MD_CTX_free(mctx);
2311 return rv;
2312}
2313
2314/*
2315 * do_X509_verify returns 1 if the signature is valid,
2316 * 0 if the signature check fails, or -1 if error occurs.
2317 */
2318int do_X509_verify(X509 *x, EVP_PKEY *pkey, STACK_OF(OPENSSL_STRING) *vfyopts)
2319{
2320 int rv = 0;
2321
2322 if (do_x509_init(x, vfyopts) > 0)
2323 rv = X509_verify(x, pkey);
2324 else
2325 rv = -1;
2326 return rv;
2327}
2328
2329/*
2330 * do_X509_REQ_verify returns 1 if the signature is valid,
2331 * 0 if the signature check fails, or -1 if error occurs.
2332 */
2333int do_X509_REQ_verify(X509_REQ *x, EVP_PKEY *pkey,
2334 STACK_OF(OPENSSL_STRING) *vfyopts)
2335{
2336 int rv = 0;
2337
2338 if (do_x509_req_init(x, vfyopts) > 0)
2339 rv = X509_REQ_verify_ex(x, pkey,
2340 app_get0_libctx(), app_get0_propq());
2341 else
2342 rv = -1;
2343 return rv;
2344}
2345
2346/* Get first http URL from a DIST_POINT structure */
2347
2348static const char *get_dp_url(DIST_POINT *dp)
2349{
2350 GENERAL_NAMES *gens;
2351 GENERAL_NAME *gen;
2352 int i, gtype;
2353 ASN1_STRING *uri;
2354 if (!dp->distpoint || dp->distpoint->type != 0)
2355 return NULL;
2356 gens = dp->distpoint->name.fullname;
2357 for (i = 0; i < sk_GENERAL_NAME_num(gens); i++) {
2358 gen = sk_GENERAL_NAME_value(gens, i);
2359 uri = GENERAL_NAME_get0_value(gen, &gtype);
2360 if (gtype == GEN_URI && ASN1_STRING_length(uri) > 6) {
2361 const char *uptr = (const char *)ASN1_STRING_get0_data(uri);
2362
2363 if (IS_HTTP(uptr)) /* can/should not use HTTPS here */
2364 return uptr;
2365 }
2366 }
2367 return NULL;
2368}
2369
2370/*
2371 * Look through a CRLDP structure and attempt to find an http URL to
2372 * downloads a CRL from.
2373 */
2374
2375static X509_CRL *load_crl_crldp(STACK_OF(DIST_POINT) *crldp)
2376{
2377 int i;
2378 const char *urlptr = NULL;
2379 for (i = 0; i < sk_DIST_POINT_num(crldp); i++) {
2380 DIST_POINT *dp = sk_DIST_POINT_value(crldp, i);
2381 urlptr = get_dp_url(dp);
2382 if (urlptr != NULL)
2383 return load_crl(urlptr, FORMAT_UNDEF, 0, "CRL via CDP");
2384 }
2385 return NULL;
2386}
2387
2388/*
2389 * Example of downloading CRLs from CRLDP:
2390 * not usable for real world as it always downloads and doesn't cache anything.
2391 */
2392
2393static STACK_OF(X509_CRL) *crls_http_cb(const X509_STORE_CTX *ctx,
2394 const X509_NAME *nm)
2395{
2396 X509 *x;
2397 STACK_OF(X509_CRL) *crls = NULL;
2398 X509_CRL *crl;
2399 STACK_OF(DIST_POINT) *crldp;
2400
2401 crls = sk_X509_CRL_new_null();
2402 if (!crls)
2403 return NULL;
2404 x = X509_STORE_CTX_get_current_cert(ctx);
2405 crldp = X509_get_ext_d2i(x, NID_crl_distribution_points, NULL, NULL);
2406 crl = load_crl_crldp(crldp);
2407 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2408 if (!crl) {
2409 sk_X509_CRL_free(crls);
2410 return NULL;
2411 }
2412 sk_X509_CRL_push(crls, crl);
2413 /* Try to download delta CRL */
2414 crldp = X509_get_ext_d2i(x, NID_freshest_crl, NULL, NULL);
2415 crl = load_crl_crldp(crldp);
2416 sk_DIST_POINT_pop_free(crldp, DIST_POINT_free);
2417 if (crl)
2418 sk_X509_CRL_push(crls, crl);
2419 return crls;
2420}
2421
2422void store_setup_crl_download(X509_STORE *st)
2423{
2424 X509_STORE_set_lookup_crls_cb(st, crls_http_cb);
2425}
2426
2427#ifndef OPENSSL_NO_SOCK
2428static const char *tls_error_hint(void)
2429{
2430 unsigned long err = ERR_peek_error();
2431
2432 if (ERR_GET_LIB(err) != ERR_LIB_SSL)
2433 err = ERR_peek_last_error();
2434 if (ERR_GET_LIB(err) != ERR_LIB_SSL)
2435 return NULL;
2436
2437 switch (ERR_GET_REASON(err)) {
2438 case SSL_R_WRONG_VERSION_NUMBER:
2439 return "The server does not support (a suitable version of) TLS";
2440 case SSL_R_UNKNOWN_PROTOCOL:
2441 return "The server does not support HTTPS";
2442 case SSL_R_CERTIFICATE_VERIFY_FAILED:
2443 return "Cannot authenticate server via its TLS certificate, likely due to mismatch with our trusted TLS certs or missing revocation status";
2444 case SSL_AD_REASON_OFFSET + TLS1_AD_UNKNOWN_CA:
2445 return "Server did not accept our TLS certificate, likely due to mismatch with server's trust anchor or missing revocation status";
2446 case SSL_AD_REASON_OFFSET + SSL3_AD_HANDSHAKE_FAILURE:
2447 return "TLS handshake failure. Possibly the server requires our TLS certificate but did not receive it";
2448 default: /* no error or no hint available for error */
2449 return NULL;
2450 }
2451}
2452
2453/* HTTP callback function that supports TLS connection also via HTTPS proxy */
2454BIO *app_http_tls_cb(BIO *bio, void *arg, int connect, int detail)
2455{
2456 APP_HTTP_TLS_INFO *info = (APP_HTTP_TLS_INFO *)arg;
2457 SSL_CTX *ssl_ctx = info->ssl_ctx;
2458
2459 if (connect && detail) { /* connecting with TLS */
2460 SSL *ssl;
2461 BIO *sbio = NULL;
2462
2463 /* adapt after fixing callback design flaw, see #17088 */
2464 if ((info->use_proxy
2465 && !OSSL_HTTP_proxy_connect(bio, info->server, info->port,
2466 NULL, NULL, /* no proxy credentials */
2467 info->timeout, bio_err, opt_getprog()))
2468 || (sbio = BIO_new(BIO_f_ssl())) == NULL) {
2469 return NULL;
2470 }
2471 if (ssl_ctx == NULL || (ssl = SSL_new(ssl_ctx)) == NULL) {
2472 BIO_free(sbio);
2473 return NULL;
2474 }
2475
2476 /* adapt after fixing callback design flaw, see #17088 */
2477 SSL_set_tlsext_host_name(ssl, info->server); /* not critical to do */
2478
2479 SSL_set_connect_state(ssl);
2480 BIO_set_ssl(sbio, ssl, BIO_CLOSE);
2481
2482 bio = BIO_push(sbio, bio);
2483 }
2484 if (!connect) {
2485 const char *hint;
2486 BIO *cbio;
2487
2488 if (!detail) { /* disconnecting after error */
2489 hint = tls_error_hint();
2490 if (hint != NULL)
2491 ERR_add_error_data(2, " : ", hint);
2492 }
2493 if (ssl_ctx != NULL) {
2494 (void)ERR_set_mark();
2495 BIO_ssl_shutdown(bio);
2496 cbio = BIO_pop(bio); /* connect+HTTP BIO */
2497 BIO_free(bio); /* SSL BIO */
2498 (void)ERR_pop_to_mark(); /* hide SSL_R_READ_BIO_NOT_SET etc. */
2499 bio = cbio;
2500 }
2501 }
2502 return bio;
2503}
2504
2505void APP_HTTP_TLS_INFO_free(APP_HTTP_TLS_INFO *info)
2506{
2507 if (info != NULL) {
2508 SSL_CTX_free(info->ssl_ctx);
2509 OPENSSL_free(info);
2510 }
2511}
2512
2513ASN1_VALUE *app_http_get_asn1(const char *url, const char *proxy,
2514 const char *no_proxy, SSL_CTX *ssl_ctx,
2515 const STACK_OF(CONF_VALUE) *headers,
2516 long timeout, const char *expected_content_type,
2517 const ASN1_ITEM *it)
2518{
2519 APP_HTTP_TLS_INFO info;
2520 char *server;
2521 char *port;
2522 int use_ssl;
2523 BIO *mem;
2524 ASN1_VALUE *resp = NULL;
2525
2526 if (url == NULL || it == NULL) {
2527 ERR_raise(ERR_LIB_HTTP, ERR_R_PASSED_NULL_PARAMETER);
2528 return NULL;
2529 }
2530
2531 if (!OSSL_HTTP_parse_url(url, &use_ssl, NULL /* userinfo */, &server, &port,
2532 NULL /* port_num, */, NULL, NULL, NULL))
2533 return NULL;
2534 if (use_ssl && ssl_ctx == NULL) {
2535 ERR_raise_data(ERR_LIB_HTTP, ERR_R_PASSED_NULL_PARAMETER,
2536 "missing SSL_CTX");
2537 goto end;
2538 }
2539
2540 info.server = server;
2541 info.port = port;
2542 info.use_proxy = /* workaround for callback design flaw, see #17088 */
2543 OSSL_HTTP_adapt_proxy(proxy, no_proxy, server, use_ssl) != NULL;
2544 info.timeout = timeout;
2545 info.ssl_ctx = ssl_ctx;
2546 mem = OSSL_HTTP_get(url, proxy, no_proxy, NULL /* bio */, NULL /* rbio */,
2547 app_http_tls_cb, &info, 0 /* buf_size */, headers,
2548 expected_content_type, 1 /* expect_asn1 */,
2549 OSSL_HTTP_DEFAULT_MAX_RESP_LEN, timeout);
2550 resp = ASN1_item_d2i_bio(it, mem, NULL);
2551 BIO_free(mem);
2552
2553 end:
2554 OPENSSL_free(server);
2555 OPENSSL_free(port);
2556 return resp;
2557
2558}
2559
2560ASN1_VALUE *app_http_post_asn1(const char *host, const char *port,
2561 const char *path, const char *proxy,
2562 const char *no_proxy, SSL_CTX *ssl_ctx,
2563 const STACK_OF(CONF_VALUE) *headers,
2564 const char *content_type,
2565 ASN1_VALUE *req, const ASN1_ITEM *req_it,
2566 const char *expected_content_type,
2567 long timeout, const ASN1_ITEM *rsp_it)
2568{
2569 int use_ssl = ssl_ctx != NULL;
2570 APP_HTTP_TLS_INFO info;
2571 BIO *rsp, *req_mem = ASN1_item_i2d_mem_bio(req_it, req);
2572 ASN1_VALUE *res;
2573
2574 if (req_mem == NULL)
2575 return NULL;
2576
2577 info.server = host;
2578 info.port = port;
2579 info.use_proxy = /* workaround for callback design flaw, see #17088 */
2580 OSSL_HTTP_adapt_proxy(proxy, no_proxy, host, use_ssl) != NULL;
2581 info.timeout = timeout;
2582 info.ssl_ctx = ssl_ctx;
2583 rsp = OSSL_HTTP_transfer(NULL, host, port, path, use_ssl,
2584 proxy, no_proxy, NULL /* bio */, NULL /* rbio */,
2585 app_http_tls_cb, &info,
2586 0 /* buf_size */, headers, content_type, req_mem,
2587 expected_content_type, 1 /* expect_asn1 */,
2588 OSSL_HTTP_DEFAULT_MAX_RESP_LEN, timeout,
2589 0 /* keep_alive */);
2590 BIO_free(req_mem);
2591 res = ASN1_item_d2i_bio(rsp_it, rsp, NULL);
2592 BIO_free(rsp);
2593 return res;
2594}
2595
2596#endif
2597
2598/*
2599 * Platform-specific sections
2600 */
2601#if defined(_WIN32)
2602# ifdef fileno
2603# undef fileno
2604# define fileno(a) (int)_fileno(a)
2605# endif
2606
2607# include <windows.h>
2608# include <tchar.h>
2609
2610static int WIN32_rename(const char *from, const char *to)
2611{
2612 TCHAR *tfrom = NULL, *tto;
2613 DWORD err;
2614 int ret = 0;
2615
2616 if (sizeof(TCHAR) == 1) {
2617 tfrom = (TCHAR *)from;
2618 tto = (TCHAR *)to;
2619 } else { /* UNICODE path */
2620
2621 size_t i, flen = strlen(from) + 1, tlen = strlen(to) + 1;
2622 tfrom = malloc(sizeof(*tfrom) * (flen + tlen));
2623 if (tfrom == NULL)
2624 goto err;
2625 tto = tfrom + flen;
2626# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2627 if (!MultiByteToWideChar(CP_ACP, 0, from, flen, (WCHAR *)tfrom, flen))
2628# endif
2629 for (i = 0; i < flen; i++)
2630 tfrom[i] = (TCHAR)from[i];
2631# if !defined(_WIN32_WCE) || _WIN32_WCE>=101
2632 if (!MultiByteToWideChar(CP_ACP, 0, to, tlen, (WCHAR *)tto, tlen))
2633# endif
2634 for (i = 0; i < tlen; i++)
2635 tto[i] = (TCHAR)to[i];
2636 }
2637
2638 if (MoveFile(tfrom, tto))
2639 goto ok;
2640 err = GetLastError();
2641 if (err == ERROR_ALREADY_EXISTS || err == ERROR_FILE_EXISTS) {
2642 if (DeleteFile(tto) && MoveFile(tfrom, tto))
2643 goto ok;
2644 err = GetLastError();
2645 }
2646 if (err == ERROR_FILE_NOT_FOUND || err == ERROR_PATH_NOT_FOUND)
2647 errno = ENOENT;
2648 else if (err == ERROR_ACCESS_DENIED)
2649 errno = EACCES;
2650 else
2651 errno = EINVAL; /* we could map more codes... */
2652 err:
2653 ret = -1;
2654 ok:
2655 if (tfrom != NULL && tfrom != (TCHAR *)from)
2656 free(tfrom);
2657 return ret;
2658}
2659#endif
2660
2661/* app_tminterval section */
2662#if defined(_WIN32)
2663double app_tminterval(int stop, int usertime)
2664{
2665 FILETIME now;
2666 double ret = 0;
2667 static ULARGE_INTEGER tmstart;
2668 static int warning = 1;
2669# ifdef _WIN32_WINNT
2670 static HANDLE proc = NULL;
2671
2672 if (proc == NULL) {
2673 if (check_winnt())
2674 proc = OpenProcess(PROCESS_QUERY_INFORMATION, FALSE,
2675 GetCurrentProcessId());
2676 if (proc == NULL)
2677 proc = (HANDLE) - 1;
2678 }
2679
2680 if (usertime && proc != (HANDLE) - 1) {
2681 FILETIME junk;
2682 GetProcessTimes(proc, &junk, &junk, &junk, &now);
2683 } else
2684# endif
2685 {
2686 SYSTEMTIME systime;
2687
2688 if (usertime && warning) {
2689 BIO_printf(bio_err, "To get meaningful results, run "
2690 "this program on idle system.\n");
2691 warning = 0;
2692 }
2693 GetSystemTime(&systime);
2694 SystemTimeToFileTime(&systime, &now);
2695 }
2696
2697 if (stop == TM_START) {
2698 tmstart.u.LowPart = now.dwLowDateTime;
2699 tmstart.u.HighPart = now.dwHighDateTime;
2700 } else {
2701 ULARGE_INTEGER tmstop;
2702
2703 tmstop.u.LowPart = now.dwLowDateTime;
2704 tmstop.u.HighPart = now.dwHighDateTime;
2705
2706 ret = (__int64)(tmstop.QuadPart - tmstart.QuadPart) * 1e-7;
2707 }
2708
2709 return ret;
2710}
2711#elif defined(OPENSSL_SYS_VXWORKS)
2712# include <time.h>
2713
2714double app_tminterval(int stop, int usertime)
2715{
2716 double ret = 0;
2717# ifdef CLOCK_REALTIME
2718 static struct timespec tmstart;
2719 struct timespec now;
2720# else
2721 static unsigned long tmstart;
2722 unsigned long now;
2723# endif
2724 static int warning = 1;
2725
2726 if (usertime && warning) {
2727 BIO_printf(bio_err, "To get meaningful results, run "
2728 "this program on idle system.\n");
2729 warning = 0;
2730 }
2731# ifdef CLOCK_REALTIME
2732 clock_gettime(CLOCK_REALTIME, &now);
2733 if (stop == TM_START)
2734 tmstart = now;
2735 else
2736 ret = ((now.tv_sec + now.tv_nsec * 1e-9)
2737 - (tmstart.tv_sec + tmstart.tv_nsec * 1e-9));
2738# else
2739 now = tickGet();
2740 if (stop == TM_START)
2741 tmstart = now;
2742 else
2743 ret = (now - tmstart) / (double)sysClkRateGet();
2744# endif
2745 return ret;
2746}
2747
2748#elif defined(_SC_CLK_TCK) /* by means of unistd.h */
2749# include <sys/times.h>
2750
2751double app_tminterval(int stop, int usertime)
2752{
2753 double ret = 0;
2754 struct tms rus;
2755 clock_t now = times(&rus);
2756 static clock_t tmstart;
2757
2758 if (usertime)
2759 now = rus.tms_utime;
2760
2761 if (stop == TM_START) {
2762 tmstart = now;
2763 } else {
2764 long int tck = sysconf(_SC_CLK_TCK);
2765 ret = (now - tmstart) / (double)tck;
2766 }
2767
2768 return ret;
2769}
2770
2771#else
2772# include <sys/time.h>
2773# include <sys/resource.h>
2774
2775double app_tminterval(int stop, int usertime)
2776{
2777 double ret = 0;
2778 struct rusage rus;
2779 struct timeval now;
2780 static struct timeval tmstart;
2781
2782 if (usertime)
2783 getrusage(RUSAGE_SELF, &rus), now = rus.ru_utime;
2784 else
2785 gettimeofday(&now, NULL);
2786
2787 if (stop == TM_START)
2788 tmstart = now;
2789 else
2790 ret = ((now.tv_sec + now.tv_usec * 1e-6)
2791 - (tmstart.tv_sec + tmstart.tv_usec * 1e-6));
2792
2793 return ret;
2794}
2795#endif
2796
2797int app_access(const char* name, int flag)
2798{
2799#ifdef _WIN32
2800 return _access(name, flag);
2801#else
2802 return access(name, flag);
2803#endif
2804}
2805
2806int app_isdir(const char *name)
2807{
2808 return opt_isdir(name);
2809}
2810
2811/* raw_read|write section */
2812#if defined(__VMS)
2813# include "vms_term_sock.h"
2814static int stdin_sock = -1;
2815
2816static void close_stdin_sock(void)
2817{
2818 TerminalSocket (TERM_SOCK_DELETE, &stdin_sock);
2819}
2820
2821int fileno_stdin(void)
2822{
2823 if (stdin_sock == -1) {
2824 TerminalSocket(TERM_SOCK_CREATE, &stdin_sock);
2825 atexit(close_stdin_sock);
2826 }
2827
2828 return stdin_sock;
2829}
2830#else
2831int fileno_stdin(void)
2832{
2833 return fileno(stdin);
2834}
2835#endif
2836
2837int fileno_stdout(void)
2838{
2839 return fileno(stdout);
2840}
2841
2842#if defined(_WIN32) && defined(STD_INPUT_HANDLE)
2843int raw_read_stdin(void *buf, int siz)
2844{
2845 DWORD n;
2846 if (ReadFile(GetStdHandle(STD_INPUT_HANDLE), buf, siz, &n, NULL))
2847 return n;
2848 else
2849 return -1;
2850}
2851#elif defined(__VMS)
2852# include <sys/socket.h>
2853
2854int raw_read_stdin(void *buf, int siz)
2855{
2856 return recv(fileno_stdin(), buf, siz, 0);
2857}
2858#else
2859# if defined(__TANDEM)
2860# if defined(OPENSSL_TANDEM_FLOSS)
2861# include <floss.h(floss_read)>
2862# endif
2863# endif
2864int raw_read_stdin(void *buf, int siz)
2865{
2866 return read(fileno_stdin(), buf, siz);
2867}
2868#endif
2869
2870#if defined(_WIN32) && defined(STD_OUTPUT_HANDLE)
2871int raw_write_stdout(const void *buf, int siz)
2872{
2873 DWORD n;
2874 if (WriteFile(GetStdHandle(STD_OUTPUT_HANDLE), buf, siz, &n, NULL))
2875 return n;
2876 else
2877 return -1;
2878}
2879#elif defined(OPENSSL_SYS_TANDEM) && defined(OPENSSL_THREADS) && defined(_SPT_MODEL_)
2880# if defined(__TANDEM)
2881# if defined(OPENSSL_TANDEM_FLOSS)
2882# include <floss.h(floss_write)>
2883# endif
2884# endif
2885int raw_write_stdout(const void *buf,int siz)
2886{
2887 return write(fileno(stdout),(void*)buf,siz);
2888}
2889#else
2890# if defined(__TANDEM)
2891# if defined(OPENSSL_TANDEM_FLOSS)
2892# include <floss.h(floss_write)>
2893# endif
2894# endif
2895int raw_write_stdout(const void *buf, int siz)
2896{
2897 return write(fileno_stdout(), buf, siz);
2898}
2899#endif
2900
2901/*
2902 * Centralized handling of input and output files with format specification
2903 * The format is meant to show what the input and output is supposed to be,
2904 * and is therefore a show of intent more than anything else. However, it
2905 * does impact behavior on some platforms, such as differentiating between
2906 * text and binary input/output on non-Unix platforms
2907 */
2908BIO *dup_bio_in(int format)
2909{
2910 return BIO_new_fp(stdin,
2911 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
2912}
2913
2914BIO *dup_bio_out(int format)
2915{
2916 BIO *b = BIO_new_fp(stdout,
2917 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
2918 void *prefix = NULL;
2919
2920#ifdef OPENSSL_SYS_VMS
2921 if (FMT_istext(format))
2922 b = BIO_push(BIO_new(BIO_f_linebuffer()), b);
2923#endif
2924
2925 if (FMT_istext(format)
2926 && (prefix = getenv("HARNESS_OSSL_PREFIX")) != NULL) {
2927 b = BIO_push(BIO_new(BIO_f_prefix()), b);
2928 BIO_set_prefix(b, prefix);
2929 }
2930
2931 return b;
2932}
2933
2934BIO *dup_bio_err(int format)
2935{
2936 BIO *b = BIO_new_fp(stderr,
2937 BIO_NOCLOSE | (FMT_istext(format) ? BIO_FP_TEXT : 0));
2938#ifdef OPENSSL_SYS_VMS
2939 if (FMT_istext(format))
2940 b = BIO_push(BIO_new(BIO_f_linebuffer()), b);
2941#endif
2942 return b;
2943}
2944
2945void unbuffer(FILE *fp)
2946{
2947/*
2948 * On VMS, setbuf() will only take 32-bit pointers, and a compilation
2949 * with /POINTER_SIZE=64 will give off a MAYLOSEDATA2 warning here.
2950 * However, we trust that the C RTL will never give us a FILE pointer
2951 * above the first 4 GB of memory, so we simply turn off the warning
2952 * temporarily.
2953 */
2954#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
2955# pragma environment save
2956# pragma message disable maylosedata2
2957#endif
2958 setbuf(fp, NULL);
2959#if defined(OPENSSL_SYS_VMS) && defined(__DECC)
2960# pragma environment restore
2961#endif
2962}
2963
2964static const char *modestr(char mode, int format)
2965{
2966 OPENSSL_assert(mode == 'a' || mode == 'r' || mode == 'w');
2967
2968 switch (mode) {
2969 case 'a':
2970 return FMT_istext(format) ? "a" : "ab";
2971 case 'r':
2972 return FMT_istext(format) ? "r" : "rb";
2973 case 'w':
2974 return FMT_istext(format) ? "w" : "wb";
2975 }
2976 /* The assert above should make sure we never reach this point */
2977 return NULL;
2978}
2979
2980static const char *modeverb(char mode)
2981{
2982 switch (mode) {
2983 case 'a':
2984 return "appending";
2985 case 'r':
2986 return "reading";
2987 case 'w':
2988 return "writing";
2989 }
2990 return "(doing something)";
2991}
2992
2993/*
2994 * Open a file for writing, owner-read-only.
2995 */
2996BIO *bio_open_owner(const char *filename, int format, int private)
2997{
2998 FILE *fp = NULL;
2999 BIO *b = NULL;
3000 int textmode, bflags;
3001#ifndef OPENSSL_NO_POSIX_IO
3002 int fd = -1, mode;
3003#endif
3004
3005 if (!private || filename == NULL || strcmp(filename, "-") == 0)
3006 return bio_open_default(filename, 'w', format);
3007
3008 textmode = FMT_istext(format);
3009#ifndef OPENSSL_NO_POSIX_IO
3010 mode = O_WRONLY;
3011# ifdef O_CREAT
3012 mode |= O_CREAT;
3013# endif
3014# ifdef O_TRUNC
3015 mode |= O_TRUNC;
3016# endif
3017 if (!textmode) {
3018# ifdef O_BINARY
3019 mode |= O_BINARY;
3020# elif defined(_O_BINARY)
3021 mode |= _O_BINARY;
3022# endif
3023 }
3024
3025# ifdef OPENSSL_SYS_VMS
3026 /* VMS doesn't have O_BINARY, it just doesn't make sense. But,
3027 * it still needs to know that we're going binary, or fdopen()
3028 * will fail with "invalid argument"... so we tell VMS what the
3029 * context is.
3030 */
3031 if (!textmode)
3032 fd = open(filename, mode, 0600, "ctx=bin");
3033 else
3034# endif
3035 fd = open(filename, mode, 0600);
3036 if (fd < 0)
3037 goto err;
3038 fp = fdopen(fd, modestr('w', format));
3039#else /* OPENSSL_NO_POSIX_IO */
3040 /* Have stdio but not Posix IO, do the best we can */
3041 fp = fopen(filename, modestr('w', format));
3042#endif /* OPENSSL_NO_POSIX_IO */
3043 if (fp == NULL)
3044 goto err;
3045 bflags = BIO_CLOSE;
3046 if (textmode)
3047 bflags |= BIO_FP_TEXT;
3048 b = BIO_new_fp(fp, bflags);
3049 if (b != NULL)
3050 return b;
3051
3052 err:
3053 BIO_printf(bio_err, "%s: Can't open \"%s\" for writing, %s\n",
3054 opt_getprog(), filename, strerror(errno));
3055 ERR_print_errors(bio_err);
3056 /* If we have fp, then fdopen took over fd, so don't close both. */
3057 if (fp != NULL)
3058 fclose(fp);
3059#ifndef OPENSSL_NO_POSIX_IO
3060 else if (fd >= 0)
3061 close(fd);
3062#endif
3063 return NULL;
3064}
3065
3066static BIO *bio_open_default_(const char *filename, char mode, int format,
3067 int quiet)
3068{
3069 BIO *ret;
3070
3071 if (filename == NULL || strcmp(filename, "-") == 0) {
3072 ret = mode == 'r' ? dup_bio_in(format) : dup_bio_out(format);
3073 if (quiet) {
3074 ERR_clear_error();
3075 return ret;
3076 }
3077 if (ret != NULL)
3078 return ret;
3079 BIO_printf(bio_err,
3080 "Can't open %s, %s\n",
3081 mode == 'r' ? "stdin" : "stdout", strerror(errno));
3082 } else {
3083 ret = BIO_new_file(filename, modestr(mode, format));
3084 if (quiet) {
3085 ERR_clear_error();
3086 return ret;
3087 }
3088 if (ret != NULL)
3089 return ret;
3090 BIO_printf(bio_err,
3091 "Can't open \"%s\" for %s, %s\n",
3092 filename, modeverb(mode), strerror(errno));
3093 }
3094 ERR_print_errors(bio_err);
3095 return NULL;
3096}
3097
3098BIO *bio_open_default(const char *filename, char mode, int format)
3099{
3100 return bio_open_default_(filename, mode, format, 0);
3101}
3102
3103BIO *bio_open_default_quiet(const char *filename, char mode, int format)
3104{
3105 return bio_open_default_(filename, mode, format, 1);
3106}
3107
3108void wait_for_async(SSL *s)
3109{
3110 /* On Windows select only works for sockets, so we simply don't wait */
3111#ifndef OPENSSL_SYS_WINDOWS
3112 int width = 0;
3113 fd_set asyncfds;
3114 OSSL_ASYNC_FD *fds;
3115 size_t numfds;
3116 size_t i;
3117
3118 if (!SSL_get_all_async_fds(s, NULL, &numfds))
3119 return;
3120 if (numfds == 0)
3121 return;
3122 fds = app_malloc(sizeof(OSSL_ASYNC_FD) * numfds, "allocate async fds");
3123 if (!SSL_get_all_async_fds(s, fds, &numfds)) {
3124 OPENSSL_free(fds);
3125 return;
3126 }
3127
3128 FD_ZERO(&asyncfds);
3129 for (i = 0; i < numfds; i++) {
3130 if (width <= (int)fds[i])
3131 width = (int)fds[i] + 1;
3132 openssl_fdset((int)fds[i], &asyncfds);
3133 }
3134 select(width, (void *)&asyncfds, NULL, NULL, NULL);
3135 OPENSSL_free(fds);
3136#endif
3137}
3138
3139/* if OPENSSL_SYS_WINDOWS is defined then so is OPENSSL_SYS_MSDOS */
3140#if defined(OPENSSL_SYS_MSDOS)
3141int has_stdin_waiting(void)
3142{
3143# if defined(OPENSSL_SYS_WINDOWS)
3144 HANDLE inhand = GetStdHandle(STD_INPUT_HANDLE);
3145 DWORD events = 0;
3146 INPUT_RECORD inputrec;
3147 DWORD insize = 1;
3148 BOOL peeked;
3149
3150 if (inhand == INVALID_HANDLE_VALUE) {
3151 return 0;
3152 }
3153
3154 peeked = PeekConsoleInput(inhand, &inputrec, insize, &events);
3155 if (!peeked) {
3156 /* Probably redirected input? _kbhit() does not work in this case */
3157 if (!feof(stdin)) {
3158 return 1;
3159 }
3160 return 0;
3161 }
3162# endif
3163 return _kbhit();
3164}
3165#endif
3166
3167/* Corrupt a signature by modifying final byte */
3168void corrupt_signature(const ASN1_STRING *signature)
3169{
3170 unsigned char *s = signature->data;
3171 s[signature->length - 1] ^= 0x1;
3172}
3173
3174int set_cert_times(X509 *x, const char *startdate, const char *enddate,
3175 int days)
3176{
3177 if (startdate == NULL || strcmp(startdate, "today") == 0) {
3178 if (X509_gmtime_adj(X509_getm_notBefore(x), 0) == NULL)
3179 return 0;
3180 } else {
3181 if (!ASN1_TIME_set_string_X509(X509_getm_notBefore(x), startdate))
3182 return 0;
3183 }
3184 if (enddate == NULL) {
3185 if (X509_time_adj_ex(X509_getm_notAfter(x), days, 0, NULL)
3186 == NULL)
3187 return 0;
3188 } else if (!ASN1_TIME_set_string_X509(X509_getm_notAfter(x), enddate)) {
3189 return 0;
3190 }
3191 return 1;
3192}
3193
3194int set_crl_lastupdate(X509_CRL *crl, const char *lastupdate)
3195{
3196 int ret = 0;
3197 ASN1_TIME *tm = ASN1_TIME_new();
3198
3199 if (tm == NULL)
3200 goto end;
3201
3202 if (lastupdate == NULL) {
3203 if (X509_gmtime_adj(tm, 0) == NULL)
3204 goto end;
3205 } else {
3206 if (!ASN1_TIME_set_string_X509(tm, lastupdate))
3207 goto end;
3208 }
3209
3210 if (!X509_CRL_set1_lastUpdate(crl, tm))
3211 goto end;
3212
3213 ret = 1;
3214end:
3215 ASN1_TIME_free(tm);
3216 return ret;
3217}
3218
3219int set_crl_nextupdate(X509_CRL *crl, const char *nextupdate,
3220 long days, long hours, long secs)
3221{
3222 int ret = 0;
3223 ASN1_TIME *tm = ASN1_TIME_new();
3224
3225 if (tm == NULL)
3226 goto end;
3227
3228 if (nextupdate == NULL) {
3229 if (X509_time_adj_ex(tm, days, hours * 60 * 60 + secs, NULL) == NULL)
3230 goto end;
3231 } else {
3232 if (!ASN1_TIME_set_string_X509(tm, nextupdate))
3233 goto end;
3234 }
3235
3236 if (!X509_CRL_set1_nextUpdate(crl, tm))
3237 goto end;
3238
3239 ret = 1;
3240end:
3241 ASN1_TIME_free(tm);
3242 return ret;
3243}
3244
3245void make_uppercase(char *string)
3246{
3247 int i;
3248
3249 for (i = 0; string[i] != '\0'; i++)
3250 string[i] = toupper((unsigned char)string[i]);
3251}
3252
3253/* This function is defined here due to visibility of bio_err */
3254int opt_printf_stderr(const char *fmt, ...)
3255{
3256 va_list ap;
3257 int ret;
3258
3259 va_start(ap, fmt);
3260 ret = BIO_vprintf(bio_err, fmt, ap);
3261 va_end(ap);
3262 return ret;
3263}
3264
3265OSSL_PARAM *app_params_new_from_opts(STACK_OF(OPENSSL_STRING) *opts,
3266 const OSSL_PARAM *paramdefs)
3267{
3268 OSSL_PARAM *params = NULL;
3269 size_t sz = (size_t)sk_OPENSSL_STRING_num(opts);
3270 size_t params_n;
3271 char *opt = "", *stmp, *vtmp = NULL;
3272 int found = 1;
3273
3274 if (opts == NULL)
3275 return NULL;
3276
3277 params = OPENSSL_zalloc(sizeof(OSSL_PARAM) * (sz + 1));
3278 if (params == NULL)
3279 return NULL;
3280
3281 for (params_n = 0; params_n < sz; params_n++) {
3282 opt = sk_OPENSSL_STRING_value(opts, (int)params_n);
3283 if ((stmp = OPENSSL_strdup(opt)) == NULL
3284 || (vtmp = strchr(stmp, ':')) == NULL)
3285 goto err;
3286 /* Replace ':' with 0 to terminate the string pointed to by stmp */
3287 *vtmp = 0;
3288 /* Skip over the separator so that vmtp points to the value */
3289 vtmp++;
3290 if (!OSSL_PARAM_allocate_from_text(&params[params_n], paramdefs,
3291 stmp, vtmp, strlen(vtmp), &found))
3292 goto err;
3293 OPENSSL_free(stmp);
3294 }
3295 params[params_n] = OSSL_PARAM_construct_end();
3296 return params;
3297err:
3298 OPENSSL_free(stmp);
3299 BIO_printf(bio_err, "Parameter %s '%s'\n", found ? "error" : "unknown",
3300 opt);
3301 ERR_print_errors(bio_err);
3302 app_params_free(params);
3303 return NULL;
3304}
3305
3306void app_params_free(OSSL_PARAM *params)
3307{
3308 int i;
3309
3310 if (params != NULL) {
3311 for (i = 0; params[i].key != NULL; ++i)
3312 OPENSSL_free(params[i].data);
3313 OPENSSL_free(params);
3314 }
3315}
3316
3317EVP_PKEY *app_keygen(EVP_PKEY_CTX *ctx, const char *alg, int bits, int verbose)
3318{
3319 EVP_PKEY *res = NULL;
3320
3321 if (verbose && alg != NULL) {
3322 BIO_printf(bio_err, "Generating %s key", alg);
3323 if (bits > 0)
3324 BIO_printf(bio_err, " with %d bits\n", bits);
3325 else
3326 BIO_printf(bio_err, "\n");
3327 }
3328 if (!RAND_status())
3329 BIO_printf(bio_err, "Warning: generating random key material may take a long time\n"
3330 "if the system has a poor entropy source\n");
3331 if (EVP_PKEY_keygen(ctx, &res) <= 0)
3332 app_bail_out("%s: Error generating %s key\n", opt_getprog(),
3333 alg != NULL ? alg : "asymmetric");
3334 return res;
3335}
3336
3337EVP_PKEY *app_paramgen(EVP_PKEY_CTX *ctx, const char *alg)
3338{
3339 EVP_PKEY *res = NULL;
3340
3341 if (!RAND_status())
3342 BIO_printf(bio_err, "Warning: generating random key parameters may take a long time\n"
3343 "if the system has a poor entropy source\n");
3344 if (EVP_PKEY_paramgen(ctx, &res) <= 0)
3345 app_bail_out("%s: Generating %s key parameters failed\n",
3346 opt_getprog(), alg != NULL ? alg : "asymmetric");
3347 return res;
3348}
3349
3350/*
3351 * Return non-zero if the legacy path is still an option.
3352 * This decision is based on the global command line operations and the
3353 * behaviour thus far.
3354 */
3355int opt_legacy_okay(void)
3356{
3357 int provider_options = opt_provider_option_given();
3358 int libctx = app_get0_libctx() != NULL || app_get0_propq() != NULL;
3359#ifndef OPENSSL_NO_ENGINE
3360 ENGINE *e = ENGINE_get_first();
3361
3362 if (e != NULL) {
3363 ENGINE_free(e);
3364 return 1;
3365 }
3366#endif
3367 /*
3368 * Having a provider option specified or a custom library context or
3369 * property query, is a sure sign we're not using legacy.
3370 */
3371 if (provider_options || libctx)
3372 return 0;
3373 return 1;
3374}
注意: 瀏覽 TracBrowser 來幫助您使用儲存庫瀏覽器

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette