2 * Copyright 2006-2021 The OpenSSL Project Authors. All Rights Reserved.
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
10 #include <openssl/opensslconf.h>
16 #include <openssl/bio.h>
17 #include <openssl/err.h>
18 #include <openssl/pem.h>
19 #include <openssl/rand.h>
20 #include <openssl/ts.h>
21 #include <openssl/bn.h>
23 /* Request nonce length, in bits (must be a multiple of 8). */
24 #define NONCE_LENGTH 64
26 /* Name of config entry that defines the OID file. */
27 #define ENV_OID_FILE "oid_file"
29 /* Is |EXACTLY_ONE| of three pointers set? */
30 #define EXACTLY_ONE(a, b, c) \
31 (( a && !b && !c) || \
35 static ASN1_OBJECT *txt2obj(const char *oid);
36 static CONF *load_config_file(const char *configfile);
38 /* Query related functions. */
39 static int query_command(const char *data, const char *digest,
40 const EVP_MD *md, const char *policy, int no_nonce,
41 int cert, const char *in, const char *out, int text);
42 static TS_REQ *create_query(BIO *data_bio, const char *digest, const EVP_MD *md,
43 const char *policy, int no_nonce, int cert);
44 static int create_digest(BIO *input, const char *digest,
45 const EVP_MD *md, unsigned char **md_value);
46 static ASN1_INTEGER *create_nonce(int bits);
48 /* Reply related functions. */
49 static int reply_command(CONF *conf, const char *section, const char *engine,
50 const char *queryfile, const char *passin, const char *inkey,
51 const EVP_MD *md, const char *signer, const char *chain,
52 const char *policy, const char *in, int token_in,
53 const char *out, int token_out, int text);
54 static TS_RESP *read_PKCS7(BIO *in_bio);
55 static TS_RESP *create_response(CONF *conf, const char *section, const char *engine,
56 const char *queryfile, const char *passin,
57 const char *inkey, const EVP_MD *md, const char *signer,
58 const char *chain, const char *policy);
59 static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data);
60 static ASN1_INTEGER *next_serial(const char *serialfile);
61 static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial);
63 /* Verify related functions. */
64 static int verify_command(const char *data, const char *digest, const char *queryfile,
65 const char *in, int token_in,
66 const char *CApath, const char *CAfile,
68 const char *untrusted, X509_VERIFY_PARAM *vpm);
69 static TS_VERIFY_CTX *create_verify_ctx(const char *data, const char *digest,
70 const char *queryfile,
71 const char *CApath, const char *CAfile,
73 const char *untrusted,
74 X509_VERIFY_PARAM *vpm);
75 static X509_STORE *create_cert_store(const char *CApath, const char *CAfile,
76 const char *CAstore, X509_VERIFY_PARAM *vpm);
77 static int verify_cb(int ok, X509_STORE_CTX *ctx);
79 typedef enum OPTION_choice {
80 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
81 OPT_ENGINE, OPT_CONFIG, OPT_SECTION, OPT_QUERY, OPT_DATA,
82 OPT_DIGEST, OPT_TSPOLICY, OPT_NO_NONCE, OPT_CERT,
83 OPT_IN, OPT_TOKEN_IN, OPT_OUT, OPT_TOKEN_OUT, OPT_TEXT,
84 OPT_REPLY, OPT_QUERYFILE, OPT_PASSIN, OPT_INKEY, OPT_SIGNER,
85 OPT_CHAIN, OPT_VERIFY, OPT_CAPATH, OPT_CAFILE, OPT_CASTORE, OPT_UNTRUSTED,
86 OPT_MD, OPT_V_ENUM, OPT_R_ENUM, OPT_PROV_ENUM
89 const OPTIONS ts_options[] = {
90 OPT_SECTION("General"),
91 {"help", OPT_HELP, '-', "Display this summary"},
92 {"config", OPT_CONFIG, '<', "Configuration file"},
93 {"section", OPT_SECTION, 's', "Section to use within config file"},
94 #ifndef OPENSSL_NO_ENGINE
95 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
97 {"inkey", OPT_INKEY, 's', "File with private key for reply"},
98 {"signer", OPT_SIGNER, 's', "Signer certificate file"},
99 {"chain", OPT_CHAIN, '<', "File with signer CA chain"},
100 {"CAfile", OPT_CAFILE, '<', "File with trusted CA certs"},
101 {"CApath", OPT_CAPATH, '/', "Path to trusted CA files"},
102 {"CAstore", OPT_CASTORE, ':', "URI to trusted CA store"},
103 {"untrusted", OPT_UNTRUSTED, '<', "File with untrusted certs"},
104 {"token_in", OPT_TOKEN_IN, '-', "Input is a PKCS#7 file"},
105 {"token_out", OPT_TOKEN_OUT, '-', "Output is a PKCS#7 file"},
106 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
107 {"", OPT_MD, '-', "Any supported digest"},
109 OPT_SECTION("Query"),
110 {"query", OPT_QUERY, '-', "Generate a TS query"},
111 {"data", OPT_DATA, '<', "File to hash"},
112 {"digest", OPT_DIGEST, 's', "Digest (as a hex string)"},
113 {"queryfile", OPT_QUERYFILE, '<', "File containing a TS query"},
114 {"cert", OPT_CERT, '-', "Put cert request into query"},
115 {"in", OPT_IN, '<', "Input file"},
117 OPT_SECTION("Verify"),
118 {"verify", OPT_VERIFY, '-', "Verify a TS response"},
119 {"reply", OPT_REPLY, '-', "Generate a TS reply"},
120 {"tspolicy", OPT_TSPOLICY, 's', "Policy OID to use"},
121 {"no_nonce", OPT_NO_NONCE, '-', "Do not include a nonce"},
122 {"out", OPT_OUT, '>', "Output file"},
123 {"text", OPT_TEXT, '-', "Output text (not DER)"},
132 * This command is so complex, special help is needed.
134 static char* opt_helplist[] = {
137 " openssl ts -query [-rand file...] [-config file] [-data file]",
138 " [-digest hexstring] [-tspolicy oid] [-no_nonce] [-cert]",
139 " [-in file] [-out file] [-text]",
141 " openssl ts -reply [-config file] [-section tsa_section]",
142 " [-queryfile file] [-passin password]",
143 " [-signer tsa_cert.pem] [-inkey private_key.pem]",
144 " [-chain certs_file.pem] [-tspolicy oid]",
145 " [-in file] [-token_in] [-out file] [-token_out]",
146 #ifndef OPENSSL_NO_ENGINE
147 " [-text] [-engine id]",
152 " openssl ts -verify -CApath dir -CAfile file.pem -CAstore uri",
153 " -untrusted file.pem [-data file] [-digest hexstring]",
154 " [-queryfile file] -in file [-token_in] ...",
158 int ts_main(int argc, char **argv)
161 const char *CAfile = NULL, *untrusted = NULL, *prog;
162 const char *configfile = default_config_file, *engine = NULL;
163 const char *section = NULL, *digestname = NULL;
165 char *password = NULL;
166 char *data = NULL, *digest = NULL, *policy = NULL;
167 char *in = NULL, *out = NULL, *queryfile = NULL, *passin = NULL;
168 char *inkey = NULL, *signer = NULL, *chain = NULL, *CApath = NULL;
169 char *CAstore = NULL;
170 const EVP_MD *md = NULL;
171 OPTION_CHOICE o, mode = OPT_ERR;
172 int ret = 1, no_nonce = 0, cert = 0, text = 0;
174 X509_VERIFY_PARAM *vpm = NULL;
175 /* Input is ContentInfo instead of TimeStampResp. */
177 /* Output is ContentInfo instead of TimeStampResp. */
180 if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
183 prog = opt_init(argc, argv, ts_options);
184 while ((o = opt_next()) != OPT_EOF) {
189 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
192 opt_help(ts_options);
193 for (helpp = opt_helplist; *helpp; ++helpp)
194 BIO_printf(bio_err, "%s\n", *helpp);
198 configfile = opt_arg();
221 if (!opt_provider(o))
249 queryfile = opt_arg();
273 untrusted = opt_arg();
279 digestname = opt_unknown();
282 if (!opt_verify(o, vpm))
289 /* No extra arguments. */
290 argc = opt_num_rest();
291 if (argc != 0 || mode == OPT_ERR)
295 if (digestname != NULL) {
296 if (!opt_md(digestname, &md))
299 if (mode == OPT_REPLY && passin &&
300 !app_passwd(passin, NULL, &password, NULL)) {
301 BIO_printf(bio_err, "Error getting password.\n");
305 if ((conf = load_config_file(configfile)) == NULL)
307 if (configfile != default_config_file && !app_load_modules(conf))
310 /* Check parameter consistency and execute the appropriate function. */
311 if (mode == OPT_QUERY) {
314 if ((data != NULL) && (digest != NULL))
316 ret = !query_command(data, digest, md, policy, no_nonce, cert,
318 } else if (mode == OPT_REPLY) {
321 if ((in != NULL) && (queryfile != NULL))
324 if ((conf == NULL) || (token_in != 0))
327 ret = !reply_command(conf, section, engine, queryfile,
328 password, inkey, md, signer, chain, policy,
329 in, token_in, out, token_out, text);
331 } else if (mode == OPT_VERIFY) {
332 if ((in == NULL) || !EXACTLY_ONE(queryfile, data, digest))
334 ret = !verify_command(data, digest, queryfile, in, token_in,
335 CApath, CAfile, CAstore, untrusted,
336 vpmtouched ? vpm : NULL);
342 X509_VERIFY_PARAM_free(vpm);
344 OPENSSL_free(password);
349 * Configuration file-related function definitions.
352 static ASN1_OBJECT *txt2obj(const char *oid)
354 ASN1_OBJECT *oid_obj = NULL;
356 if ((oid_obj = OBJ_txt2obj(oid, 0)) == NULL)
357 BIO_printf(bio_err, "cannot convert %s to OID\n", oid);
362 static CONF *load_config_file(const char *configfile)
364 CONF *conf = app_load_config(configfile);
369 BIO_printf(bio_err, "Using configuration from %s\n", configfile);
370 p = NCONF_get_string(conf, NULL, ENV_OID_FILE);
372 BIO *oid_bio = BIO_new_file(p, "r");
374 ERR_print_errors(bio_err);
376 OBJ_create_objects(oid_bio);
377 BIO_free_all(oid_bio);
381 if (!add_oid_section(conf))
382 ERR_print_errors(bio_err);
388 * Query-related method definitions.
390 static int query_command(const char *data, const char *digest, const EVP_MD *md,
391 const char *policy, int no_nonce,
392 int cert, const char *in, const char *out, int text)
395 TS_REQ *query = NULL;
397 BIO *data_bio = NULL;
400 /* Build query object. */
402 if ((in_bio = bio_open_default(in, 'r', FORMAT_ASN1)) == NULL)
404 query = d2i_TS_REQ_bio(in_bio, NULL);
407 && (data_bio = bio_open_default(data, 'r', FORMAT_ASN1)) == NULL)
409 query = create_query(data_bio, digest, md, policy, no_nonce, cert);
415 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
417 if (!TS_REQ_print_bio(out_bio, query))
420 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
422 if (!i2d_TS_REQ_bio(out_bio, query))
429 ERR_print_errors(bio_err);
430 BIO_free_all(in_bio);
431 BIO_free_all(data_bio);
432 BIO_free_all(out_bio);
437 static TS_REQ *create_query(BIO *data_bio, const char *digest, const EVP_MD *md,
438 const char *policy, int no_nonce, int cert)
441 TS_REQ *ts_req = NULL;
443 TS_MSG_IMPRINT *msg_imprint = NULL;
444 X509_ALGOR *algo = NULL;
445 unsigned char *data = NULL;
446 ASN1_OBJECT *policy_obj = NULL;
447 ASN1_INTEGER *nonce_asn1 = NULL;
449 if (md == NULL && (md = EVP_get_digestbyname("sha256")) == NULL)
451 if ((ts_req = TS_REQ_new()) == NULL)
453 if (!TS_REQ_set_version(ts_req, 1))
455 if ((msg_imprint = TS_MSG_IMPRINT_new()) == NULL)
457 if ((algo = X509_ALGOR_new()) == NULL)
459 if ((algo->algorithm = OBJ_nid2obj(EVP_MD_type(md))) == NULL)
461 if ((algo->parameter = ASN1_TYPE_new()) == NULL)
463 algo->parameter->type = V_ASN1_NULL;
464 if (!TS_MSG_IMPRINT_set_algo(msg_imprint, algo))
466 if ((len = create_digest(data_bio, digest, md, &data)) == 0)
468 if (!TS_MSG_IMPRINT_set_msg(msg_imprint, data, len))
470 if (!TS_REQ_set_msg_imprint(ts_req, msg_imprint))
472 if (policy && (policy_obj = txt2obj(policy)) == NULL)
474 if (policy_obj && !TS_REQ_set_policy_id(ts_req, policy_obj))
477 /* Setting nonce if requested. */
478 if (!no_nonce && (nonce_asn1 = create_nonce(NONCE_LENGTH)) == NULL)
480 if (nonce_asn1 && !TS_REQ_set_nonce(ts_req, nonce_asn1))
482 if (!TS_REQ_set_cert_req(ts_req, cert))
490 BIO_printf(bio_err, "could not create query\n");
491 ERR_print_errors(bio_err);
493 TS_MSG_IMPRINT_free(msg_imprint);
494 X509_ALGOR_free(algo);
496 ASN1_OBJECT_free(policy_obj);
497 ASN1_INTEGER_free(nonce_asn1);
501 static int create_digest(BIO *input, const char *digest, const EVP_MD *md,
502 unsigned char **md_value)
506 EVP_MD_CTX *md_ctx = NULL;
508 md_value_len = EVP_MD_size(md);
509 if (md_value_len < 0)
513 unsigned char buffer[4096];
516 md_ctx = EVP_MD_CTX_new();
519 *md_value = app_malloc(md_value_len, "digest buffer");
520 if (!EVP_DigestInit(md_ctx, md))
522 while ((length = BIO_read(input, buffer, sizeof(buffer))) > 0) {
523 if (!EVP_DigestUpdate(md_ctx, buffer, length))
526 if (!EVP_DigestFinal(md_ctx, *md_value, NULL))
528 md_value_len = EVP_MD_size(md);
532 *md_value = OPENSSL_hexstr2buf(digest, &digest_len);
533 if (*md_value == NULL || md_value_len != digest_len) {
534 OPENSSL_free(*md_value);
536 BIO_printf(bio_err, "bad digest, %d bytes "
537 "must be specified\n", md_value_len);
543 EVP_MD_CTX_free(md_ctx);
547 static ASN1_INTEGER *create_nonce(int bits)
549 unsigned char buf[20];
550 ASN1_INTEGER *nonce = NULL;
551 int len = (bits - 1) / 8 + 1;
554 if (len > (int)sizeof(buf))
556 if (RAND_bytes(buf, len) <= 0)
559 /* Find the first non-zero byte and creating ASN1_INTEGER object. */
560 for (i = 0; i < len && !buf[i]; ++i)
562 if ((nonce = ASN1_INTEGER_new()) == NULL)
564 OPENSSL_free(nonce->data);
565 nonce->length = len - i;
566 nonce->data = app_malloc(nonce->length + 1, "nonce buffer");
567 memcpy(nonce->data, buf + i, nonce->length);
571 BIO_printf(bio_err, "could not create nonce\n");
572 ASN1_INTEGER_free(nonce);
577 * Reply-related method definitions.
580 static int reply_command(CONF *conf, const char *section, const char *engine,
581 const char *queryfile, const char *passin, const char *inkey,
582 const EVP_MD *md, const char *signer, const char *chain,
583 const char *policy, const char *in, int token_in,
584 const char *out, int token_out, int text)
587 TS_RESP *response = NULL;
589 BIO *query_bio = NULL;
590 BIO *inkey_bio = NULL;
591 BIO *signer_bio = NULL;
595 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
598 response = read_PKCS7(in_bio);
600 response = d2i_TS_RESP_bio(in_bio, NULL);
603 response = create_response(conf, section, engine, queryfile,
604 passin, inkey, md, signer, chain, policy);
605 if (response != NULL)
606 BIO_printf(bio_err, "Response has been generated.\n");
608 BIO_printf(bio_err, "Response is not generated.\n");
610 if (response == NULL)
613 /* Write response. */
615 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
618 TS_TST_INFO *tst_info = TS_RESP_get_tst_info(response);
619 if (!TS_TST_INFO_print_bio(out_bio, tst_info))
622 if (!TS_RESP_print_bio(out_bio, response))
626 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
629 PKCS7 *token = TS_RESP_get_token(response);
630 if (!i2d_PKCS7_bio(out_bio, token))
633 if (!i2d_TS_RESP_bio(out_bio, response))
641 ERR_print_errors(bio_err);
642 BIO_free_all(in_bio);
643 BIO_free_all(query_bio);
644 BIO_free_all(inkey_bio);
645 BIO_free_all(signer_bio);
646 BIO_free_all(out_bio);
647 TS_RESP_free(response);
651 /* Reads a PKCS7 token and adds default 'granted' status info to it. */
652 static TS_RESP *read_PKCS7(BIO *in_bio)
656 TS_TST_INFO *tst_info = NULL;
657 TS_RESP *resp = NULL;
658 TS_STATUS_INFO *si = NULL;
660 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
662 if ((tst_info = PKCS7_to_TS_TST_INFO(token)) == NULL)
664 if ((resp = TS_RESP_new()) == NULL)
666 if ((si = TS_STATUS_INFO_new()) == NULL)
668 if (!TS_STATUS_INFO_set_status(si, TS_STATUS_GRANTED))
670 if (!TS_RESP_set_status_info(resp, si))
672 TS_RESP_set_tst_info(resp, token, tst_info);
673 token = NULL; /* Ownership is lost. */
674 tst_info = NULL; /* Ownership is lost. */
679 TS_TST_INFO_free(tst_info);
684 TS_STATUS_INFO_free(si);
688 static TS_RESP *create_response(CONF *conf, const char *section, const char *engine,
689 const char *queryfile, const char *passin,
690 const char *inkey, const EVP_MD *md, const char *signer,
691 const char *chain, const char *policy)
694 TS_RESP *response = NULL;
695 BIO *query_bio = NULL;
696 TS_RESP_CTX *resp_ctx = NULL;
698 if ((query_bio = BIO_new_file(queryfile, "rb")) == NULL)
700 if ((section = TS_CONF_get_tsa_section(conf, section)) == NULL)
702 if ((resp_ctx = TS_RESP_CTX_new()) == NULL)
704 if (!TS_CONF_set_serial(conf, section, serial_cb, resp_ctx))
706 #ifndef OPENSSL_NO_ENGINE
707 if (!TS_CONF_set_crypto_device(conf, section, engine))
710 if (!TS_CONF_set_signer_cert(conf, section, signer, resp_ctx))
712 if (!TS_CONF_set_certs(conf, section, chain, resp_ctx))
714 if (!TS_CONF_set_signer_key(conf, section, inkey, passin, resp_ctx))
718 if (!TS_RESP_CTX_set_signer_digest(resp_ctx, md))
720 } else if (!TS_CONF_set_signer_digest(conf, section, NULL, resp_ctx)) {
724 if (!TS_CONF_set_ess_cert_id_digest(conf, section, resp_ctx))
726 if (!TS_CONF_set_def_policy(conf, section, policy, resp_ctx))
728 if (!TS_CONF_set_policies(conf, section, resp_ctx))
730 if (!TS_CONF_set_digests(conf, section, resp_ctx))
732 if (!TS_CONF_set_accuracy(conf, section, resp_ctx))
734 if (!TS_CONF_set_clock_precision_digits(conf, section, resp_ctx))
736 if (!TS_CONF_set_ordering(conf, section, resp_ctx))
738 if (!TS_CONF_set_tsa_name(conf, section, resp_ctx))
740 if (!TS_CONF_set_ess_cert_id_chain(conf, section, resp_ctx))
742 if ((response = TS_RESP_create_response(resp_ctx, query_bio)) == NULL)
748 TS_RESP_free(response);
751 TS_RESP_CTX_free(resp_ctx);
752 BIO_free_all(query_bio);
756 static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data)
758 const char *serial_file = (const char *)data;
759 ASN1_INTEGER *serial = next_serial(serial_file);
761 if (serial == NULL) {
762 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,
763 "Error during serial number "
765 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_ADD_INFO_NOT_AVAILABLE);
767 save_ts_serial(serial_file, serial);
773 static ASN1_INTEGER *next_serial(const char *serialfile)
777 ASN1_INTEGER *serial = NULL;
780 if ((serial = ASN1_INTEGER_new()) == NULL)
783 if ((in = BIO_new_file(serialfile, "r")) == NULL) {
785 BIO_printf(bio_err, "Warning: could not open file %s for "
786 "reading, using serial number: 1\n", serialfile);
787 if (!ASN1_INTEGER_set(serial, 1))
791 if (!a2i_ASN1_INTEGER(in, serial, buf, sizeof(buf))) {
792 BIO_printf(bio_err, "unable to load number from %s\n",
796 if ((bn = ASN1_INTEGER_to_BN(serial, NULL)) == NULL)
798 ASN1_INTEGER_free(serial);
800 if (!BN_add_word(bn, 1))
802 if ((serial = BN_to_ASN1_INTEGER(bn, NULL)) == NULL)
809 ASN1_INTEGER_free(serial);
817 static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial)
822 if ((out = BIO_new_file(serialfile, "w")) == NULL)
824 if (i2a_ASN1_INTEGER(out, serial) <= 0)
826 if (BIO_puts(out, "\n") <= 0)
831 BIO_printf(bio_err, "could not save serial number to %s\n",
839 * Verify-related method definitions.
842 static int verify_command(const char *data, const char *digest, const char *queryfile,
843 const char *in, int token_in,
844 const char *CApath, const char *CAfile,
845 const char *CAstore, const char *untrusted,
846 X509_VERIFY_PARAM *vpm)
850 TS_RESP *response = NULL;
851 TS_VERIFY_CTX *verify_ctx = NULL;
854 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
857 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
860 if ((response = d2i_TS_RESP_bio(in_bio, NULL)) == NULL)
864 if ((verify_ctx = create_verify_ctx(data, digest, queryfile,
865 CApath, CAfile, CAstore, untrusted,
870 ? TS_RESP_verify_token(verify_ctx, token)
871 : TS_RESP_verify_response(verify_ctx, response);
874 printf("Verification: ");
879 ERR_print_errors(bio_err);
882 BIO_free_all(in_bio);
884 TS_RESP_free(response);
885 TS_VERIFY_CTX_free(verify_ctx);
889 static TS_VERIFY_CTX *create_verify_ctx(const char *data, const char *digest,
890 const char *queryfile,
891 const char *CApath, const char *CAfile,
893 const char *untrusted,
894 X509_VERIFY_PARAM *vpm)
896 TS_VERIFY_CTX *ctx = NULL;
898 TS_REQ *request = NULL;
902 if (data != NULL || digest != NULL) {
903 if ((ctx = TS_VERIFY_CTX_new()) == NULL)
905 f = TS_VFY_VERSION | TS_VFY_SIGNER;
910 if ((out = BIO_new_file(data, "rb")) == NULL)
912 if (TS_VERIFY_CTX_set_data(ctx, out) == NULL) {
916 } else if (digest != NULL) {
918 unsigned char *hexstr = OPENSSL_hexstr2buf(digest, &imprint_len);
920 if (TS_VERIFY_CTX_set_imprint(ctx, hexstr, imprint_len) == NULL) {
921 BIO_printf(bio_err, "invalid digest string\n");
926 } else if (queryfile != NULL) {
927 if ((input = BIO_new_file(queryfile, "rb")) == NULL)
929 if ((request = d2i_TS_REQ_bio(input, NULL)) == NULL)
931 if ((ctx = TS_REQ_to_TS_VERIFY_CTX(request, NULL)) == NULL)
937 /* Add the signature verification flag and arguments. */
938 TS_VERIFY_CTX_add_flags(ctx, f | TS_VFY_SIGNATURE);
940 /* Initialising the X509_STORE object. */
941 if (TS_VERIFY_CTX_set_store(ctx,
942 create_cert_store(CApath, CAfile, CAstore, vpm))
946 /* Loading untrusted certificates. */
948 && TS_VERIFY_CTX_set_certs(ctx, TS_CONF_load_certs(untrusted)) == NULL)
954 TS_VERIFY_CTX_free(ctx);
958 TS_REQ_free(request);
962 static X509_STORE *create_cert_store(const char *CApath, const char *CAfile,
963 const char *CAstore, X509_VERIFY_PARAM *vpm)
965 X509_STORE *cert_ctx = NULL;
966 X509_LOOKUP *lookup = NULL;
967 OSSL_LIB_CTX *libctx = app_get0_libctx();
968 const char *propq = app_get0_propq();
970 cert_ctx = X509_STORE_new();
971 X509_STORE_set_verify_cb(cert_ctx, verify_cb);
972 if (CApath != NULL) {
973 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir());
974 if (lookup == NULL) {
975 BIO_printf(bio_err, "memory allocation failure\n");
978 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
979 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
984 if (CAfile != NULL) {
985 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file());
986 if (lookup == NULL) {
987 BIO_printf(bio_err, "memory allocation failure\n");
990 if (!X509_LOOKUP_load_file_ex(lookup, CAfile, X509_FILETYPE_PEM, libctx,
992 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
997 if (CAstore != NULL) {
998 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_store());
999 if (lookup == NULL) {
1000 BIO_printf(bio_err, "memory allocation failure\n");
1003 if (!X509_LOOKUP_load_store_ex(lookup, CAstore, libctx, propq)) {
1004 BIO_printf(bio_err, "Error loading store URI %s\n", CAstore);
1010 X509_STORE_set1_param(cert_ctx, vpm);
1015 X509_STORE_free(cert_ctx);
1019 static int verify_cb(int ok, X509_STORE_CTX *ctx)