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 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,
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 {
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, '<', "Extra 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 root-cert.pem -CAstore uri",
153 " -untrusted extra-certs.pem [-data file] [-digest hexstring]",
154 " [-queryfile request.tsq] -in response.tsr [-token_in] ...",
158 int ts_main(int argc, char **argv)
161 const char *CAfile = NULL, *prog;
162 char *untrusted = NULL;
163 const char *configfile = default_config_file, *engine = NULL;
164 const char *section = NULL, *digestname = NULL;
166 char *password = NULL;
167 char *data = NULL, *digest = NULL, *policy = NULL;
168 char *in = NULL, *out = NULL, *queryfile = NULL, *passin = NULL;
169 char *inkey = NULL, *signer = NULL, *chain = NULL, *CApath = NULL;
170 char *CAstore = NULL;
172 OPTION_CHOICE o, mode = OPT_ERR;
173 int ret = 1, no_nonce = 0, cert = 0, text = 0;
175 X509_VERIFY_PARAM *vpm = NULL;
176 /* Input is ContentInfo instead of TimeStampResp. */
178 /* Output is ContentInfo instead of TimeStampResp. */
181 if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
184 prog = opt_init(argc, argv, ts_options);
185 while ((o = opt_next()) != OPT_EOF) {
190 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
193 opt_help(ts_options);
194 for (helpp = opt_helplist; *helpp; ++helpp)
195 BIO_printf(bio_err, "%s\n", *helpp);
199 configfile = opt_arg();
222 if (!opt_provider(o))
250 queryfile = opt_arg();
274 untrusted = opt_arg();
280 digestname = opt_unknown();
283 if (!opt_verify(o, vpm))
290 /* No extra arguments. */
291 argc = opt_num_rest();
292 if (argc != 0 || mode == OPT_ERR)
295 if (!app_RAND_load())
298 if (digestname != NULL) {
299 if (!opt_md(digestname, &md))
302 if (mode == OPT_REPLY && passin &&
303 !app_passwd(passin, NULL, &password, NULL)) {
304 BIO_printf(bio_err, "Error getting password.\n");
308 if ((conf = load_config_file(configfile)) == NULL)
310 if (configfile != default_config_file && !app_load_modules(conf))
313 /* Check parameter consistency and execute the appropriate function. */
314 if (mode == OPT_QUERY) {
317 if ((data != NULL) && (digest != NULL))
319 ret = !query_command(data, digest, md, policy, no_nonce, cert,
321 } else if (mode == OPT_REPLY) {
324 if ((in != NULL) && (queryfile != NULL))
327 if ((conf == NULL) || (token_in != 0))
330 ret = !reply_command(conf, section, engine, queryfile,
331 password, inkey, md, signer, chain, policy,
332 in, token_in, out, token_out, text);
334 } else if (mode == OPT_VERIFY) {
335 if ((in == NULL) || !EXACTLY_ONE(queryfile, data, digest))
337 ret = !verify_command(data, digest, queryfile, in, token_in,
338 CApath, CAfile, CAstore, untrusted,
339 vpmtouched ? vpm : NULL);
345 X509_VERIFY_PARAM_free(vpm);
348 OPENSSL_free(password);
353 * Configuration file-related function definitions.
356 static ASN1_OBJECT *txt2obj(const char *oid)
358 ASN1_OBJECT *oid_obj = NULL;
360 if ((oid_obj = OBJ_txt2obj(oid, 0)) == NULL)
361 BIO_printf(bio_err, "cannot convert %s to OID\n", oid);
366 static CONF *load_config_file(const char *configfile)
368 CONF *conf = app_load_config(configfile);
373 BIO_printf(bio_err, "Using configuration from %s\n", configfile);
374 p = NCONF_get_string(conf, NULL, ENV_OID_FILE);
376 BIO *oid_bio = BIO_new_file(p, "r");
378 ERR_print_errors(bio_err);
380 OBJ_create_objects(oid_bio);
381 BIO_free_all(oid_bio);
385 if (!add_oid_section(conf))
386 ERR_print_errors(bio_err);
392 * Query-related method definitions.
394 static int query_command(const char *data, const char *digest, const EVP_MD *md,
395 const char *policy, int no_nonce,
396 int cert, const char *in, const char *out, int text)
399 TS_REQ *query = NULL;
401 BIO *data_bio = NULL;
404 /* Build query object. */
406 if ((in_bio = bio_open_default(in, 'r', FORMAT_ASN1)) == NULL)
408 query = d2i_TS_REQ_bio(in_bio, NULL);
411 && (data_bio = bio_open_default(data, 'r', FORMAT_ASN1)) == NULL)
413 query = create_query(data_bio, digest, md, policy, no_nonce, cert);
419 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
421 if (!TS_REQ_print_bio(out_bio, query))
424 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
426 if (!i2d_TS_REQ_bio(out_bio, query))
433 ERR_print_errors(bio_err);
434 BIO_free_all(in_bio);
435 BIO_free_all(data_bio);
436 BIO_free_all(out_bio);
441 static TS_REQ *create_query(BIO *data_bio, const char *digest, const EVP_MD *md,
442 const char *policy, int no_nonce, int cert)
445 TS_REQ *ts_req = NULL;
447 TS_MSG_IMPRINT *msg_imprint = NULL;
448 X509_ALGOR *algo = NULL;
449 unsigned char *data = NULL;
450 ASN1_OBJECT *policy_obj = NULL;
451 ASN1_INTEGER *nonce_asn1 = NULL;
453 if (md == NULL && (md = EVP_get_digestbyname("sha256")) == NULL)
455 if ((ts_req = TS_REQ_new()) == NULL)
457 if (!TS_REQ_set_version(ts_req, 1))
459 if ((msg_imprint = TS_MSG_IMPRINT_new()) == NULL)
461 if ((algo = X509_ALGOR_new()) == NULL)
463 if ((algo->algorithm = OBJ_nid2obj(EVP_MD_type(md))) == NULL)
465 if ((algo->parameter = ASN1_TYPE_new()) == NULL)
467 algo->parameter->type = V_ASN1_NULL;
468 if (!TS_MSG_IMPRINT_set_algo(msg_imprint, algo))
470 if ((len = create_digest(data_bio, digest, md, &data)) == 0)
472 if (!TS_MSG_IMPRINT_set_msg(msg_imprint, data, len))
474 if (!TS_REQ_set_msg_imprint(ts_req, msg_imprint))
476 if (policy && (policy_obj = txt2obj(policy)) == NULL)
478 if (policy_obj && !TS_REQ_set_policy_id(ts_req, policy_obj))
481 /* Setting nonce if requested. */
482 if (!no_nonce && (nonce_asn1 = create_nonce(NONCE_LENGTH)) == NULL)
484 if (nonce_asn1 && !TS_REQ_set_nonce(ts_req, nonce_asn1))
486 if (!TS_REQ_set_cert_req(ts_req, cert))
494 BIO_printf(bio_err, "could not create query\n");
495 ERR_print_errors(bio_err);
497 TS_MSG_IMPRINT_free(msg_imprint);
498 X509_ALGOR_free(algo);
500 ASN1_OBJECT_free(policy_obj);
501 ASN1_INTEGER_free(nonce_asn1);
505 static int create_digest(BIO *input, const char *digest, const EVP_MD *md,
506 unsigned char **md_value)
510 EVP_MD_CTX *md_ctx = NULL;
512 md_value_len = EVP_MD_size(md);
513 if (md_value_len < 0)
517 unsigned char buffer[4096];
520 md_ctx = EVP_MD_CTX_new();
523 *md_value = app_malloc(md_value_len, "digest buffer");
524 if (!EVP_DigestInit(md_ctx, md))
526 while ((length = BIO_read(input, buffer, sizeof(buffer))) > 0) {
527 if (!EVP_DigestUpdate(md_ctx, buffer, length))
530 if (!EVP_DigestFinal(md_ctx, *md_value, NULL))
532 md_value_len = EVP_MD_size(md);
536 *md_value = OPENSSL_hexstr2buf(digest, &digest_len);
537 if (*md_value == NULL || md_value_len != digest_len) {
538 OPENSSL_free(*md_value);
540 BIO_printf(bio_err, "bad digest, %d bytes "
541 "must be specified\n", md_value_len);
547 EVP_MD_CTX_free(md_ctx);
551 static ASN1_INTEGER *create_nonce(int bits)
553 unsigned char buf[20];
554 ASN1_INTEGER *nonce = NULL;
555 int len = (bits - 1) / 8 + 1;
558 if (len > (int)sizeof(buf))
560 if (RAND_bytes(buf, len) <= 0)
563 /* Find the first non-zero byte and creating ASN1_INTEGER object. */
564 for (i = 0; i < len && !buf[i]; ++i)
566 if ((nonce = ASN1_INTEGER_new()) == NULL)
568 OPENSSL_free(nonce->data);
569 nonce->length = len - i;
570 nonce->data = app_malloc(nonce->length + 1, "nonce buffer");
571 memcpy(nonce->data, buf + i, nonce->length);
575 BIO_printf(bio_err, "could not create nonce\n");
576 ASN1_INTEGER_free(nonce);
581 * Reply-related method definitions.
584 static int reply_command(CONF *conf, const char *section, const char *engine,
585 const char *queryfile, const char *passin, const char *inkey,
586 const EVP_MD *md, const char *signer, const char *chain,
587 const char *policy, const char *in, int token_in,
588 const char *out, int token_out, int text)
591 TS_RESP *response = NULL;
593 BIO *query_bio = NULL;
594 BIO *inkey_bio = NULL;
595 BIO *signer_bio = NULL;
599 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
602 response = read_PKCS7(in_bio);
604 response = d2i_TS_RESP_bio(in_bio, NULL);
607 response = create_response(conf, section, engine, queryfile,
608 passin, inkey, md, signer, chain, policy);
609 if (response != NULL)
610 BIO_printf(bio_err, "Response has been generated.\n");
612 BIO_printf(bio_err, "Response is not generated.\n");
614 if (response == NULL)
617 /* Write response. */
619 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
622 TS_TST_INFO *tst_info = TS_RESP_get_tst_info(response);
623 if (!TS_TST_INFO_print_bio(out_bio, tst_info))
626 if (!TS_RESP_print_bio(out_bio, response))
630 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
633 PKCS7 *token = TS_RESP_get_token(response);
634 if (!i2d_PKCS7_bio(out_bio, token))
637 if (!i2d_TS_RESP_bio(out_bio, response))
645 ERR_print_errors(bio_err);
646 BIO_free_all(in_bio);
647 BIO_free_all(query_bio);
648 BIO_free_all(inkey_bio);
649 BIO_free_all(signer_bio);
650 BIO_free_all(out_bio);
651 TS_RESP_free(response);
655 /* Reads a PKCS7 token and adds default 'granted' status info to it. */
656 static TS_RESP *read_PKCS7(BIO *in_bio)
660 TS_TST_INFO *tst_info = NULL;
661 TS_RESP *resp = NULL;
662 TS_STATUS_INFO *si = NULL;
664 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
666 if ((tst_info = PKCS7_to_TS_TST_INFO(token)) == NULL)
668 if ((resp = TS_RESP_new()) == NULL)
670 if ((si = TS_STATUS_INFO_new()) == NULL)
672 if (!TS_STATUS_INFO_set_status(si, TS_STATUS_GRANTED))
674 if (!TS_RESP_set_status_info(resp, si))
676 TS_RESP_set_tst_info(resp, token, tst_info);
677 token = NULL; /* Ownership is lost. */
678 tst_info = NULL; /* Ownership is lost. */
683 TS_TST_INFO_free(tst_info);
688 TS_STATUS_INFO_free(si);
692 static TS_RESP *create_response(CONF *conf, const char *section, const char *engine,
693 const char *queryfile, const char *passin,
694 const char *inkey, const EVP_MD *md, const char *signer,
695 const char *chain, const char *policy)
698 TS_RESP *response = NULL;
699 BIO *query_bio = NULL;
700 TS_RESP_CTX *resp_ctx = NULL;
702 if ((query_bio = BIO_new_file(queryfile, "rb")) == NULL)
704 if ((section = TS_CONF_get_tsa_section(conf, section)) == NULL)
706 if ((resp_ctx = TS_RESP_CTX_new()) == NULL)
708 if (!TS_CONF_set_serial(conf, section, serial_cb, resp_ctx))
710 #ifndef OPENSSL_NO_ENGINE
711 if (!TS_CONF_set_crypto_device(conf, section, engine))
714 if (!TS_CONF_set_signer_cert(conf, section, signer, resp_ctx))
716 if (!TS_CONF_set_certs(conf, section, chain, resp_ctx))
718 if (!TS_CONF_set_signer_key(conf, section, inkey, passin, resp_ctx))
722 if (!TS_RESP_CTX_set_signer_digest(resp_ctx, md))
724 } else if (!TS_CONF_set_signer_digest(conf, section, NULL, resp_ctx)) {
728 if (!TS_CONF_set_ess_cert_id_digest(conf, section, resp_ctx))
730 if (!TS_CONF_set_def_policy(conf, section, policy, resp_ctx))
732 if (!TS_CONF_set_policies(conf, section, resp_ctx))
734 if (!TS_CONF_set_digests(conf, section, resp_ctx))
736 if (!TS_CONF_set_accuracy(conf, section, resp_ctx))
738 if (!TS_CONF_set_clock_precision_digits(conf, section, resp_ctx))
740 if (!TS_CONF_set_ordering(conf, section, resp_ctx))
742 if (!TS_CONF_set_tsa_name(conf, section, resp_ctx))
744 if (!TS_CONF_set_ess_cert_id_chain(conf, section, resp_ctx))
746 if ((response = TS_RESP_create_response(resp_ctx, query_bio)) == NULL)
752 TS_RESP_free(response);
755 TS_RESP_CTX_free(resp_ctx);
756 BIO_free_all(query_bio);
760 static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data)
762 const char *serial_file = (const char *)data;
763 ASN1_INTEGER *serial = next_serial(serial_file);
765 if (serial == NULL) {
766 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,
767 "Error during serial number "
769 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_ADD_INFO_NOT_AVAILABLE);
771 save_ts_serial(serial_file, serial);
777 static ASN1_INTEGER *next_serial(const char *serialfile)
781 ASN1_INTEGER *serial = NULL;
784 if ((serial = ASN1_INTEGER_new()) == NULL)
787 if ((in = BIO_new_file(serialfile, "r")) == NULL) {
789 BIO_printf(bio_err, "Warning: could not open file %s for "
790 "reading, using serial number: 1\n", serialfile);
791 if (!ASN1_INTEGER_set(serial, 1))
795 if (!a2i_ASN1_INTEGER(in, serial, buf, sizeof(buf))) {
796 BIO_printf(bio_err, "unable to load number from %s\n",
800 if ((bn = ASN1_INTEGER_to_BN(serial, NULL)) == NULL)
802 ASN1_INTEGER_free(serial);
804 if (!BN_add_word(bn, 1))
806 if ((serial = BN_to_ASN1_INTEGER(bn, NULL)) == NULL)
813 ASN1_INTEGER_free(serial);
821 static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial)
826 if ((out = BIO_new_file(serialfile, "w")) == NULL)
828 if (i2a_ASN1_INTEGER(out, serial) <= 0)
830 if (BIO_puts(out, "\n") <= 0)
835 BIO_printf(bio_err, "could not save serial number to %s\n",
843 * Verify-related method definitions.
846 static int verify_command(const char *data, const char *digest, const char *queryfile,
847 const char *in, int token_in,
848 const char *CApath, const char *CAfile,
849 const char *CAstore, char *untrusted,
850 X509_VERIFY_PARAM *vpm)
854 TS_RESP *response = NULL;
855 TS_VERIFY_CTX *verify_ctx = NULL;
858 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
861 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
864 if ((response = d2i_TS_RESP_bio(in_bio, NULL)) == NULL)
868 if ((verify_ctx = create_verify_ctx(data, digest, queryfile,
869 CApath, CAfile, CAstore, untrusted,
874 ? TS_RESP_verify_token(verify_ctx, token)
875 : TS_RESP_verify_response(verify_ctx, response);
878 printf("Verification: ");
883 ERR_print_errors(bio_err);
886 BIO_free_all(in_bio);
888 TS_RESP_free(response);
889 TS_VERIFY_CTX_free(verify_ctx);
893 static TS_VERIFY_CTX *create_verify_ctx(const char *data, const char *digest,
894 const char *queryfile,
895 const char *CApath, const char *CAfile,
898 X509_VERIFY_PARAM *vpm)
900 TS_VERIFY_CTX *ctx = NULL;
901 STACK_OF(X509) *certs;
903 TS_REQ *request = NULL;
907 if (data != NULL || digest != NULL) {
908 if ((ctx = TS_VERIFY_CTX_new()) == NULL)
910 f = TS_VFY_VERSION | TS_VFY_SIGNER;
915 if ((out = BIO_new_file(data, "rb")) == NULL)
917 if (TS_VERIFY_CTX_set_data(ctx, out) == NULL) {
921 } else if (digest != NULL) {
923 unsigned char *hexstr = OPENSSL_hexstr2buf(digest, &imprint_len);
925 if (TS_VERIFY_CTX_set_imprint(ctx, hexstr, imprint_len) == NULL) {
926 BIO_printf(bio_err, "invalid digest string\n");
931 } else if (queryfile != NULL) {
932 if ((input = BIO_new_file(queryfile, "rb")) == NULL)
934 if ((request = d2i_TS_REQ_bio(input, NULL)) == NULL)
936 if ((ctx = TS_REQ_to_TS_VERIFY_CTX(request, NULL)) == NULL)
942 /* Add the signature verification flag and arguments. */
943 TS_VERIFY_CTX_add_flags(ctx, f | TS_VFY_SIGNATURE);
945 /* Initialising the X509_STORE object. */
946 if (TS_VERIFY_CTX_set_store(ctx,
947 create_cert_store(CApath, CAfile, CAstore, vpm))
951 /* Loading any extra untrusted certificates. */
952 if (untrusted != NULL) {
953 certs = load_certs_multifile(untrusted, NULL, "extra untrusted certs",
955 if (certs == NULL || TS_VERIFY_CTX_set_certs(ctx, certs) == NULL)
962 TS_VERIFY_CTX_free(ctx);
966 TS_REQ_free(request);
970 static X509_STORE *create_cert_store(const char *CApath, const char *CAfile,
971 const char *CAstore, X509_VERIFY_PARAM *vpm)
973 X509_STORE *cert_ctx = NULL;
974 X509_LOOKUP *lookup = NULL;
975 OSSL_LIB_CTX *libctx = app_get0_libctx();
976 const char *propq = app_get0_propq();
978 cert_ctx = X509_STORE_new();
979 X509_STORE_set_verify_cb(cert_ctx, verify_cb);
980 if (CApath != NULL) {
981 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir());
982 if (lookup == NULL) {
983 BIO_printf(bio_err, "memory allocation failure\n");
986 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
987 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
992 if (CAfile != NULL) {
993 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file());
994 if (lookup == NULL) {
995 BIO_printf(bio_err, "memory allocation failure\n");
998 if (!X509_LOOKUP_load_file_ex(lookup, CAfile, X509_FILETYPE_PEM, libctx,
1000 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
1005 if (CAstore != NULL) {
1006 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_store());
1007 if (lookup == NULL) {
1008 BIO_printf(bio_err, "memory allocation failure\n");
1011 if (!X509_LOOKUP_load_store_ex(lookup, CAstore, libctx, propq)) {
1012 BIO_printf(bio_err, "Error loading store URI %s\n", CAstore);
1018 X509_STORE_set1_param(cert_ctx, vpm);
1023 X509_STORE_free(cert_ctx);
1027 static int verify_cb(int ok, X509_STORE_CTX *ctx)