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();
207 if (mode != OPT_ERR) {
208 BIO_printf(bio_err, "%s: Must give only one of -query, -reply, or -verify\n", prog);
224 if (!opt_provider(o))
252 queryfile = opt_arg();
276 untrusted = opt_arg();
282 digestname = opt_unknown();
285 if (!opt_verify(o, vpm))
292 /* No extra arguments. */
293 if (!opt_check_rest_arg(NULL))
295 if (mode == OPT_ERR) {
296 BIO_printf(bio_err, "%s: Must give one of -query, -reply, or -verify\n", prog);
300 if (!app_RAND_load())
303 if (!opt_md(digestname, &md))
305 if (mode == OPT_REPLY && passin &&
306 !app_passwd(passin, NULL, &password, NULL)) {
307 BIO_printf(bio_err, "Error getting password.\n");
311 if ((conf = load_config_file(configfile)) == NULL)
313 if (configfile != default_config_file && !app_load_modules(conf))
316 /* Check parameter consistency and execute the appropriate function. */
317 if (mode == OPT_QUERY) {
320 if ((data != NULL) && (digest != NULL))
322 ret = !query_command(data, digest, md, policy, no_nonce, cert,
324 } else if (mode == OPT_REPLY) {
327 if ((in != NULL) && (queryfile != NULL))
330 if ((conf == NULL) || (token_in != 0))
333 ret = !reply_command(conf, section, engine, queryfile,
334 password, inkey, md, signer, chain, policy,
335 in, token_in, out, token_out, text);
337 } else if (mode == OPT_VERIFY) {
338 if ((in == NULL) || !EXACTLY_ONE(queryfile, data, digest))
340 ret = !verify_command(data, digest, queryfile, in, token_in,
341 CApath, CAfile, CAstore, untrusted,
342 vpmtouched ? vpm : NULL);
348 X509_VERIFY_PARAM_free(vpm);
351 OPENSSL_free(password);
356 * Configuration file-related function definitions.
359 static ASN1_OBJECT *txt2obj(const char *oid)
361 ASN1_OBJECT *oid_obj = NULL;
363 if ((oid_obj = OBJ_txt2obj(oid, 0)) == NULL)
364 BIO_printf(bio_err, "cannot convert %s to OID\n", oid);
369 static CONF *load_config_file(const char *configfile)
371 CONF *conf = app_load_config(configfile);
376 BIO_printf(bio_err, "Using configuration from %s\n", configfile);
377 p = NCONF_get_string(conf, NULL, ENV_OID_FILE);
379 BIO *oid_bio = BIO_new_file(p, "r");
381 ERR_print_errors(bio_err);
383 OBJ_create_objects(oid_bio);
384 BIO_free_all(oid_bio);
388 if (!add_oid_section(conf))
389 ERR_print_errors(bio_err);
395 * Query-related method definitions.
397 static int query_command(const char *data, const char *digest, const EVP_MD *md,
398 const char *policy, int no_nonce,
399 int cert, const char *in, const char *out, int text)
402 TS_REQ *query = NULL;
404 BIO *data_bio = NULL;
407 /* Build query object. */
409 if ((in_bio = bio_open_default(in, 'r', FORMAT_ASN1)) == NULL)
411 query = d2i_TS_REQ_bio(in_bio, NULL);
414 && (data_bio = bio_open_default(data, 'r', FORMAT_ASN1)) == NULL)
416 query = create_query(data_bio, digest, md, policy, no_nonce, cert);
422 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
424 if (!TS_REQ_print_bio(out_bio, query))
427 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
429 if (!i2d_TS_REQ_bio(out_bio, query))
436 ERR_print_errors(bio_err);
437 BIO_free_all(in_bio);
438 BIO_free_all(data_bio);
439 BIO_free_all(out_bio);
444 static TS_REQ *create_query(BIO *data_bio, const char *digest, const EVP_MD *md,
445 const char *policy, int no_nonce, int cert)
448 TS_REQ *ts_req = NULL;
450 TS_MSG_IMPRINT *msg_imprint = NULL;
451 X509_ALGOR *algo = NULL;
452 unsigned char *data = NULL;
453 ASN1_OBJECT *policy_obj = NULL;
454 ASN1_INTEGER *nonce_asn1 = NULL;
456 if (md == NULL && (md = EVP_get_digestbyname("sha256")) == NULL)
458 if ((ts_req = TS_REQ_new()) == NULL)
460 if (!TS_REQ_set_version(ts_req, 1))
462 if ((msg_imprint = TS_MSG_IMPRINT_new()) == NULL)
464 if ((algo = X509_ALGOR_new()) == NULL)
466 if ((algo->algorithm = OBJ_nid2obj(EVP_MD_get_type(md))) == NULL)
468 if ((algo->parameter = ASN1_TYPE_new()) == NULL)
470 algo->parameter->type = V_ASN1_NULL;
471 if (!TS_MSG_IMPRINT_set_algo(msg_imprint, algo))
473 if ((len = create_digest(data_bio, digest, md, &data)) == 0)
475 if (!TS_MSG_IMPRINT_set_msg(msg_imprint, data, len))
477 if (!TS_REQ_set_msg_imprint(ts_req, msg_imprint))
479 if (policy && (policy_obj = txt2obj(policy)) == NULL)
481 if (policy_obj && !TS_REQ_set_policy_id(ts_req, policy_obj))
484 /* Setting nonce if requested. */
485 if (!no_nonce && (nonce_asn1 = create_nonce(NONCE_LENGTH)) == NULL)
487 if (nonce_asn1 && !TS_REQ_set_nonce(ts_req, nonce_asn1))
489 if (!TS_REQ_set_cert_req(ts_req, cert))
497 BIO_printf(bio_err, "could not create query\n");
498 ERR_print_errors(bio_err);
500 TS_MSG_IMPRINT_free(msg_imprint);
501 X509_ALGOR_free(algo);
503 ASN1_OBJECT_free(policy_obj);
504 ASN1_INTEGER_free(nonce_asn1);
508 static int create_digest(BIO *input, const char *digest, const EVP_MD *md,
509 unsigned char **md_value)
513 EVP_MD_CTX *md_ctx = NULL;
515 md_value_len = EVP_MD_get_size(md);
516 if (md_value_len < 0)
520 unsigned char buffer[4096];
523 md_ctx = EVP_MD_CTX_new();
526 *md_value = app_malloc(md_value_len, "digest buffer");
527 if (!EVP_DigestInit(md_ctx, md))
529 while ((length = BIO_read(input, buffer, sizeof(buffer))) > 0) {
530 if (!EVP_DigestUpdate(md_ctx, buffer, length))
533 if (!EVP_DigestFinal(md_ctx, *md_value, NULL))
535 md_value_len = EVP_MD_get_size(md);
539 *md_value = OPENSSL_hexstr2buf(digest, &digest_len);
540 if (*md_value == NULL || md_value_len != digest_len) {
541 OPENSSL_free(*md_value);
543 BIO_printf(bio_err, "bad digest, %d bytes "
544 "must be specified\n", md_value_len);
550 EVP_MD_CTX_free(md_ctx);
554 static ASN1_INTEGER *create_nonce(int bits)
556 unsigned char buf[20];
557 ASN1_INTEGER *nonce = NULL;
558 int len = (bits - 1) / 8 + 1;
561 if (len > (int)sizeof(buf))
563 if (RAND_bytes(buf, len) <= 0)
566 /* Find the first non-zero byte and creating ASN1_INTEGER object. */
567 for (i = 0; i < len && !buf[i]; ++i)
569 if ((nonce = ASN1_INTEGER_new()) == NULL)
571 OPENSSL_free(nonce->data);
572 nonce->length = len - i;
573 nonce->data = app_malloc(nonce->length + 1, "nonce buffer");
574 memcpy(nonce->data, buf + i, nonce->length);
578 BIO_printf(bio_err, "could not create nonce\n");
579 ASN1_INTEGER_free(nonce);
584 * Reply-related method definitions.
587 static int reply_command(CONF *conf, const char *section, const char *engine,
588 const char *queryfile, const char *passin, const char *inkey,
589 const EVP_MD *md, const char *signer, const char *chain,
590 const char *policy, const char *in, int token_in,
591 const char *out, int token_out, int text)
594 TS_RESP *response = NULL;
596 BIO *query_bio = NULL;
597 BIO *inkey_bio = NULL;
598 BIO *signer_bio = NULL;
602 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
605 response = read_PKCS7(in_bio);
607 response = d2i_TS_RESP_bio(in_bio, NULL);
610 response = create_response(conf, section, engine, queryfile,
611 passin, inkey, md, signer, chain, policy);
612 if (response != NULL)
613 BIO_printf(bio_err, "Response has been generated.\n");
615 BIO_printf(bio_err, "Response is not generated.\n");
617 if (response == NULL)
620 /* Write response. */
622 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
625 TS_TST_INFO *tst_info = TS_RESP_get_tst_info(response);
626 if (!TS_TST_INFO_print_bio(out_bio, tst_info))
629 if (!TS_RESP_print_bio(out_bio, response))
633 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
636 PKCS7 *token = TS_RESP_get_token(response);
637 if (!i2d_PKCS7_bio(out_bio, token))
640 if (!i2d_TS_RESP_bio(out_bio, response))
648 ERR_print_errors(bio_err);
649 BIO_free_all(in_bio);
650 BIO_free_all(query_bio);
651 BIO_free_all(inkey_bio);
652 BIO_free_all(signer_bio);
653 BIO_free_all(out_bio);
654 TS_RESP_free(response);
658 /* Reads a PKCS7 token and adds default 'granted' status info to it. */
659 static TS_RESP *read_PKCS7(BIO *in_bio)
663 TS_TST_INFO *tst_info = NULL;
664 TS_RESP *resp = NULL;
665 TS_STATUS_INFO *si = NULL;
667 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
669 if ((tst_info = PKCS7_to_TS_TST_INFO(token)) == NULL)
671 if ((resp = TS_RESP_new()) == NULL)
673 if ((si = TS_STATUS_INFO_new()) == NULL)
675 if (!TS_STATUS_INFO_set_status(si, TS_STATUS_GRANTED))
677 if (!TS_RESP_set_status_info(resp, si))
679 TS_RESP_set_tst_info(resp, token, tst_info);
680 token = NULL; /* Ownership is lost. */
681 tst_info = NULL; /* Ownership is lost. */
686 TS_TST_INFO_free(tst_info);
691 TS_STATUS_INFO_free(si);
695 static TS_RESP *create_response(CONF *conf, const char *section, const char *engine,
696 const char *queryfile, const char *passin,
697 const char *inkey, const EVP_MD *md, const char *signer,
698 const char *chain, const char *policy)
701 TS_RESP *response = NULL;
702 BIO *query_bio = NULL;
703 TS_RESP_CTX *resp_ctx = NULL;
705 if ((query_bio = BIO_new_file(queryfile, "rb")) == NULL)
707 if ((section = TS_CONF_get_tsa_section(conf, section)) == NULL)
709 if ((resp_ctx = TS_RESP_CTX_new()) == NULL)
711 if (!TS_CONF_set_serial(conf, section, serial_cb, resp_ctx))
713 #ifndef OPENSSL_NO_ENGINE
714 if (!TS_CONF_set_crypto_device(conf, section, engine))
717 if (!TS_CONF_set_signer_cert(conf, section, signer, resp_ctx))
719 if (!TS_CONF_set_certs(conf, section, chain, resp_ctx))
721 if (!TS_CONF_set_signer_key(conf, section, inkey, passin, resp_ctx))
725 if (!TS_RESP_CTX_set_signer_digest(resp_ctx, md))
727 } else if (!TS_CONF_set_signer_digest(conf, section, NULL, resp_ctx)) {
731 if (!TS_CONF_set_ess_cert_id_digest(conf, section, resp_ctx))
733 if (!TS_CONF_set_def_policy(conf, section, policy, resp_ctx))
735 if (!TS_CONF_set_policies(conf, section, resp_ctx))
737 if (!TS_CONF_set_digests(conf, section, resp_ctx))
739 if (!TS_CONF_set_accuracy(conf, section, resp_ctx))
741 if (!TS_CONF_set_clock_precision_digits(conf, section, resp_ctx))
743 if (!TS_CONF_set_ordering(conf, section, resp_ctx))
745 if (!TS_CONF_set_tsa_name(conf, section, resp_ctx))
747 if (!TS_CONF_set_ess_cert_id_chain(conf, section, resp_ctx))
749 if ((response = TS_RESP_create_response(resp_ctx, query_bio)) == NULL)
755 TS_RESP_free(response);
758 TS_RESP_CTX_free(resp_ctx);
759 BIO_free_all(query_bio);
763 static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data)
765 const char *serial_file = (const char *)data;
766 ASN1_INTEGER *serial = next_serial(serial_file);
768 if (serial == NULL) {
769 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,
770 "Error during serial number "
772 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_ADD_INFO_NOT_AVAILABLE);
774 save_ts_serial(serial_file, serial);
780 static ASN1_INTEGER *next_serial(const char *serialfile)
784 ASN1_INTEGER *serial = NULL;
787 if ((serial = ASN1_INTEGER_new()) == NULL)
790 if ((in = BIO_new_file(serialfile, "r")) == NULL) {
792 BIO_printf(bio_err, "Warning: could not open file %s for "
793 "reading, using serial number: 1\n", serialfile);
794 if (!ASN1_INTEGER_set(serial, 1))
798 if (!a2i_ASN1_INTEGER(in, serial, buf, sizeof(buf))) {
799 BIO_printf(bio_err, "unable to load number from %s\n",
803 if ((bn = ASN1_INTEGER_to_BN(serial, NULL)) == NULL)
805 ASN1_INTEGER_free(serial);
807 if (!BN_add_word(bn, 1))
809 if ((serial = BN_to_ASN1_INTEGER(bn, NULL)) == NULL)
816 ASN1_INTEGER_free(serial);
824 static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial)
829 if ((out = BIO_new_file(serialfile, "w")) == NULL)
831 if (i2a_ASN1_INTEGER(out, serial) <= 0)
833 if (BIO_puts(out, "\n") <= 0)
838 BIO_printf(bio_err, "could not save serial number to %s\n",
846 * Verify-related method definitions.
849 static int verify_command(const char *data, const char *digest, const char *queryfile,
850 const char *in, int token_in,
851 const char *CApath, const char *CAfile,
852 const char *CAstore, char *untrusted,
853 X509_VERIFY_PARAM *vpm)
857 TS_RESP *response = NULL;
858 TS_VERIFY_CTX *verify_ctx = NULL;
861 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
864 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
867 if ((response = d2i_TS_RESP_bio(in_bio, NULL)) == NULL)
871 if ((verify_ctx = create_verify_ctx(data, digest, queryfile,
872 CApath, CAfile, CAstore, untrusted,
877 ? TS_RESP_verify_token(verify_ctx, token)
878 : TS_RESP_verify_response(verify_ctx, response);
881 printf("Verification: ");
886 ERR_print_errors(bio_err);
889 BIO_free_all(in_bio);
891 TS_RESP_free(response);
892 TS_VERIFY_CTX_free(verify_ctx);
896 static TS_VERIFY_CTX *create_verify_ctx(const char *data, const char *digest,
897 const char *queryfile,
898 const char *CApath, const char *CAfile,
901 X509_VERIFY_PARAM *vpm)
903 TS_VERIFY_CTX *ctx = NULL;
904 STACK_OF(X509) *certs;
906 TS_REQ *request = NULL;
910 if (data != NULL || digest != NULL) {
911 if ((ctx = TS_VERIFY_CTX_new()) == NULL)
913 f = TS_VFY_VERSION | TS_VFY_SIGNER;
918 if ((out = BIO_new_file(data, "rb")) == NULL)
920 if (TS_VERIFY_CTX_set_data(ctx, out) == NULL) {
924 } else if (digest != NULL) {
926 unsigned char *hexstr = OPENSSL_hexstr2buf(digest, &imprint_len);
928 if (TS_VERIFY_CTX_set_imprint(ctx, hexstr, imprint_len) == NULL) {
929 BIO_printf(bio_err, "invalid digest string\n");
934 } else if (queryfile != NULL) {
935 if ((input = BIO_new_file(queryfile, "rb")) == NULL)
937 if ((request = d2i_TS_REQ_bio(input, NULL)) == NULL)
939 if ((ctx = TS_REQ_to_TS_VERIFY_CTX(request, NULL)) == NULL)
945 /* Add the signature verification flag and arguments. */
946 TS_VERIFY_CTX_add_flags(ctx, f | TS_VFY_SIGNATURE);
948 /* Initialising the X509_STORE object. */
949 if (TS_VERIFY_CTX_set_store(ctx,
950 create_cert_store(CApath, CAfile, CAstore, vpm))
954 /* Loading any extra untrusted certificates. */
955 if (untrusted != NULL) {
956 certs = load_certs_multifile(untrusted, NULL, "extra untrusted certs",
958 if (certs == NULL || TS_VERIFY_CTX_set_certs(ctx, certs) == NULL)
965 TS_VERIFY_CTX_free(ctx);
969 TS_REQ_free(request);
973 static X509_STORE *create_cert_store(const char *CApath, const char *CAfile,
974 const char *CAstore, X509_VERIFY_PARAM *vpm)
976 X509_STORE *cert_ctx = NULL;
977 X509_LOOKUP *lookup = NULL;
978 OSSL_LIB_CTX *libctx = app_get0_libctx();
979 const char *propq = app_get0_propq();
981 cert_ctx = X509_STORE_new();
982 X509_STORE_set_verify_cb(cert_ctx, verify_cb);
983 if (CApath != NULL) {
984 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir());
985 if (lookup == NULL) {
986 BIO_printf(bio_err, "memory allocation failure\n");
989 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
990 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
995 if (CAfile != NULL) {
996 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file());
997 if (lookup == NULL) {
998 BIO_printf(bio_err, "memory allocation failure\n");
1001 if (!X509_LOOKUP_load_file_ex(lookup, CAfile, X509_FILETYPE_PEM, libctx,
1003 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
1008 if (CAstore != NULL) {
1009 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_store());
1010 if (lookup == NULL) {
1011 BIO_printf(bio_err, "memory allocation failure\n");
1014 if (!X509_LOOKUP_load_store_ex(lookup, CAstore, libctx, propq)) {
1015 BIO_printf(bio_err, "Error loading store URI %s\n", CAstore);
1021 X509_STORE_set1_param(cert_ctx, vpm);
1026 X509_STORE_free(cert_ctx);
1030 static int verify_cb(int ok, X509_STORE_CTX *ctx)