2 * Copyright 2006-2018 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>
12 NON_EMPTY_TRANSLATION_UNIT
19 # include <openssl/bio.h>
20 # include <openssl/err.h>
21 # include <openssl/pem.h>
22 # include <openssl/rand.h>
23 # include <openssl/ts.h>
24 # include <openssl/bn.h>
26 /* Request nonce length, in bits (must be a multiple of 8). */
27 # define NONCE_LENGTH 64
29 /* Name of config entry that defines the OID file. */
30 # define ENV_OID_FILE "oid_file"
32 /* Is |EXACTLY_ONE| of three pointers set? */
33 # define EXACTLY_ONE(a, b, c) \
34 (( a && !b && !c) || \
38 static ASN1_OBJECT *txt2obj(const char *oid);
39 static CONF *load_config_file(const char *configfile);
41 /* Query related functions. */
42 static int query_command(const char *data, const char *digest,
43 const EVP_MD *md, const char *policy, int no_nonce,
44 int cert, const char *in, const char *out, int text);
45 static TS_REQ *create_query(BIO *data_bio, const char *digest, const EVP_MD *md,
46 const char *policy, int no_nonce, int cert);
47 static int create_digest(BIO *input, const char *digest,
48 const EVP_MD *md, unsigned char **md_value);
49 static ASN1_INTEGER *create_nonce(int bits);
51 /* Reply related functions. */
52 static int reply_command(CONF *conf, const char *section, const char *engine,
53 const char *queryfile, const char *passin, const char *inkey,
54 const EVP_MD *md, const char *signer, const char *chain,
55 const char *policy, const char *in, int token_in,
56 const char *out, int token_out, int text);
57 static TS_RESP *read_PKCS7(BIO *in_bio);
58 static TS_RESP *create_response(CONF *conf, const char *section, const char *engine,
59 const char *queryfile, const char *passin,
60 const char *inkey, const EVP_MD *md, const char *signer,
61 const char *chain, const char *policy);
62 static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data);
63 static ASN1_INTEGER *next_serial(const char *serialfile);
64 static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial);
66 /* Verify related functions. */
67 static int verify_command(const char *data, const char *digest, const char *queryfile,
68 const char *in, int token_in,
69 const char *CApath, const char *CAfile,
71 const char *untrusted, X509_VERIFY_PARAM *vpm);
72 static TS_VERIFY_CTX *create_verify_ctx(const char *data, const char *digest,
73 const char *queryfile,
74 const char *CApath, const char *CAfile,
76 const char *untrusted,
77 X509_VERIFY_PARAM *vpm);
78 static X509_STORE *create_cert_store(const char *CApath, const char *CAfile,
79 const char *CAstore, X509_VERIFY_PARAM *vpm);
80 static int verify_cb(int ok, X509_STORE_CTX *ctx);
82 typedef enum OPTION_choice {
83 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
84 OPT_ENGINE, OPT_CONFIG, OPT_SECTION, OPT_QUERY, OPT_DATA,
85 OPT_DIGEST, OPT_TSPOLICY, OPT_NO_NONCE, OPT_CERT,
86 OPT_IN, OPT_TOKEN_IN, OPT_OUT, OPT_TOKEN_OUT, OPT_TEXT,
87 OPT_REPLY, OPT_QUERYFILE, OPT_PASSIN, OPT_INKEY, OPT_SIGNER,
88 OPT_CHAIN, OPT_VERIFY, OPT_CAPATH, OPT_CAFILE, OPT_CASTORE, OPT_UNTRUSTED,
89 OPT_MD, OPT_V_ENUM, OPT_R_ENUM, OPT_PROV_ENUM
92 const OPTIONS ts_options[] = {
93 OPT_SECTION("General"),
94 {"help", OPT_HELP, '-', "Display this summary"},
95 {"config", OPT_CONFIG, '<', "Configuration file"},
96 {"section", OPT_SECTION, 's', "Section to use within config file"},
97 # ifndef OPENSSL_NO_ENGINE
98 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
100 {"inkey", OPT_INKEY, 's', "File with private key for reply"},
101 {"signer", OPT_SIGNER, 's', "Signer certificate file"},
102 {"chain", OPT_CHAIN, '<', "File with signer CA chain"},
103 {"CApath", OPT_CAPATH, '/', "Path to trusted CA files"},
104 {"CAfile", OPT_CAFILE, '<', "File with trusted CA certs"},
105 {"CAstore", OPT_CASTORE, ':', "URI to trusted CA store"},
106 {"untrusted", OPT_UNTRUSTED, '<', "File with untrusted certs"},
107 {"token_in", OPT_TOKEN_IN, '-', "Input is a PKCS#7 file"},
108 {"token_out", OPT_TOKEN_OUT, '-', "Output is a PKCS#7 file"},
109 {"passin", OPT_PASSIN, 's', "Input file pass phrase source"},
110 {"", OPT_MD, '-', "Any supported digest"},
112 OPT_SECTION("Query"),
113 {"query", OPT_QUERY, '-', "Generate a TS query"},
114 {"data", OPT_DATA, '<', "File to hash"},
115 {"digest", OPT_DIGEST, 's', "Digest (as a hex string)"},
116 {"queryfile", OPT_QUERYFILE, '<', "File containing a TS query"},
117 {"cert", OPT_CERT, '-', "Put cert request into query"},
118 {"in", OPT_IN, '<', "Input file"},
120 OPT_SECTION("Verify"),
121 {"verify", OPT_VERIFY, '-', "Verify a TS response"},
122 {"reply", OPT_REPLY, '-', "Generate a TS reply"},
123 {"tspolicy", OPT_TSPOLICY, 's', "Policy OID to use"},
124 {"no_nonce", OPT_NO_NONCE, '-', "Do not include a nonce"},
125 {"out", OPT_OUT, '>', "Output file"},
126 {"text", OPT_TEXT, '-', "Output text (not DER)"},
135 * This command is so complex, special help is needed.
137 static char* opt_helplist[] = {
140 " openssl ts -query [-rand file...] [-config file] [-data file]",
141 " [-digest hexstring] [-tspolicy oid] [-no_nonce] [-cert]",
142 " [-in file] [-out file] [-text]",
144 " openssl ts -reply [-config file] [-section tsa_section]",
145 " [-queryfile file] [-passin password]",
146 " [-signer tsa_cert.pem] [-inkey private_key.pem]",
147 " [-chain certs_file.pem] [-tspolicy oid]",
148 " [-in file] [-token_in] [-out file] [-token_out]",
149 # ifndef OPENSSL_NO_ENGINE
150 " [-text] [-engine id]",
155 " openssl ts -verify -CApath dir -CAfile file.pem -CAstore uri",
156 " -untrusted file.pem [-data file] [-digest hexstring]",
157 " [-queryfile file] -in file [-token_in] ...",
161 int ts_main(int argc, char **argv)
164 const char *CAfile = NULL, *untrusted = NULL, *prog;
165 const char *configfile = default_config_file, *engine = NULL;
166 const char *section = NULL;
168 char *password = NULL;
169 char *data = NULL, *digest = NULL, *policy = NULL;
170 char *in = NULL, *out = NULL, *queryfile = NULL, *passin = NULL;
171 char *inkey = NULL, *signer = NULL, *chain = NULL, *CApath = NULL;
172 char *CAstore = NULL;
173 const EVP_MD *md = NULL;
174 OPTION_CHOICE o, mode = OPT_ERR;
175 int ret = 1, no_nonce = 0, cert = 0, text = 0;
177 X509_VERIFY_PARAM *vpm = NULL;
178 /* Input is ContentInfo instead of TimeStampResp. */
180 /* Output is ContentInfo instead of TimeStampResp. */
183 if ((vpm = X509_VERIFY_PARAM_new()) == NULL)
186 prog = opt_init(argc, argv, ts_options);
187 while ((o = opt_next()) != OPT_EOF) {
192 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
195 opt_help(ts_options);
196 for (helpp = opt_helplist; *helpp; ++helpp)
197 BIO_printf(bio_err, "%s\n", *helpp);
201 configfile = opt_arg();
224 if (!opt_provider(o))
252 queryfile = opt_arg();
276 untrusted = opt_arg();
282 if (!opt_md(opt_unknown(), &md))
286 if (!opt_verify(o, vpm))
292 if (mode == OPT_ERR || opt_num_rest() != 0)
295 if (mode == OPT_REPLY && passin &&
296 !app_passwd(passin, NULL, &password, NULL)) {
297 BIO_printf(bio_err, "Error getting password.\n");
301 if ((conf = load_config_file(configfile)) == NULL)
303 if (configfile != default_config_file && !app_load_modules(conf))
306 /* Check parameter consistency and execute the appropriate function. */
307 if (mode == OPT_QUERY) {
310 if ((data != NULL) && (digest != NULL))
312 ret = !query_command(data, digest, md, policy, no_nonce, cert,
314 } else if (mode == OPT_REPLY) {
317 if ((in != NULL) && (queryfile != NULL))
320 if ((conf == NULL) || (token_in != 0))
323 ret = !reply_command(conf, section, engine, queryfile,
324 password, inkey, md, signer, chain, policy,
325 in, token_in, out, token_out, text);
327 } else if (mode == OPT_VERIFY) {
328 if ((in == NULL) || !EXACTLY_ONE(queryfile, data, digest))
330 ret = !verify_command(data, digest, queryfile, in, token_in,
331 CApath, CAfile, CAstore, untrusted,
332 vpmtouched ? vpm : NULL);
338 X509_VERIFY_PARAM_free(vpm);
340 OPENSSL_free(password);
345 * Configuration file-related function definitions.
348 static ASN1_OBJECT *txt2obj(const char *oid)
350 ASN1_OBJECT *oid_obj = NULL;
352 if ((oid_obj = OBJ_txt2obj(oid, 0)) == NULL)
353 BIO_printf(bio_err, "cannot convert %s to OID\n", oid);
358 static CONF *load_config_file(const char *configfile)
360 CONF *conf = app_load_config(configfile);
365 BIO_printf(bio_err, "Using configuration from %s\n", configfile);
366 p = NCONF_get_string(conf, NULL, ENV_OID_FILE);
368 BIO *oid_bio = BIO_new_file(p, "r");
370 ERR_print_errors(bio_err);
372 OBJ_create_objects(oid_bio);
373 BIO_free_all(oid_bio);
377 if (!add_oid_section(conf))
378 ERR_print_errors(bio_err);
384 * Query-related method definitions.
386 static int query_command(const char *data, const char *digest, const EVP_MD *md,
387 const char *policy, int no_nonce,
388 int cert, const char *in, const char *out, int text)
391 TS_REQ *query = NULL;
393 BIO *data_bio = NULL;
396 /* Build query object. */
398 if ((in_bio = bio_open_default(in, 'r', FORMAT_ASN1)) == NULL)
400 query = d2i_TS_REQ_bio(in_bio, NULL);
403 && (data_bio = bio_open_default(data, 'r', FORMAT_ASN1)) == NULL)
405 query = create_query(data_bio, digest, md, policy, no_nonce, cert);
411 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
413 if (!TS_REQ_print_bio(out_bio, query))
416 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
418 if (!i2d_TS_REQ_bio(out_bio, query))
425 ERR_print_errors(bio_err);
426 BIO_free_all(in_bio);
427 BIO_free_all(data_bio);
428 BIO_free_all(out_bio);
433 static TS_REQ *create_query(BIO *data_bio, const char *digest, const EVP_MD *md,
434 const char *policy, int no_nonce, int cert)
437 TS_REQ *ts_req = NULL;
439 TS_MSG_IMPRINT *msg_imprint = NULL;
440 X509_ALGOR *algo = NULL;
441 unsigned char *data = NULL;
442 ASN1_OBJECT *policy_obj = NULL;
443 ASN1_INTEGER *nonce_asn1 = NULL;
445 if (md == NULL && (md = EVP_get_digestbyname("sha256")) == NULL)
447 if ((ts_req = TS_REQ_new()) == NULL)
449 if (!TS_REQ_set_version(ts_req, 1))
451 if ((msg_imprint = TS_MSG_IMPRINT_new()) == NULL)
453 if ((algo = X509_ALGOR_new()) == NULL)
455 if ((algo->algorithm = OBJ_nid2obj(EVP_MD_type(md))) == NULL)
457 if ((algo->parameter = ASN1_TYPE_new()) == NULL)
459 algo->parameter->type = V_ASN1_NULL;
460 if (!TS_MSG_IMPRINT_set_algo(msg_imprint, algo))
462 if ((len = create_digest(data_bio, digest, md, &data)) == 0)
464 if (!TS_MSG_IMPRINT_set_msg(msg_imprint, data, len))
466 if (!TS_REQ_set_msg_imprint(ts_req, msg_imprint))
468 if (policy && (policy_obj = txt2obj(policy)) == NULL)
470 if (policy_obj && !TS_REQ_set_policy_id(ts_req, policy_obj))
473 /* Setting nonce if requested. */
474 if (!no_nonce && (nonce_asn1 = create_nonce(NONCE_LENGTH)) == NULL)
476 if (nonce_asn1 && !TS_REQ_set_nonce(ts_req, nonce_asn1))
478 if (!TS_REQ_set_cert_req(ts_req, cert))
486 BIO_printf(bio_err, "could not create query\n");
487 ERR_print_errors(bio_err);
489 TS_MSG_IMPRINT_free(msg_imprint);
490 X509_ALGOR_free(algo);
492 ASN1_OBJECT_free(policy_obj);
493 ASN1_INTEGER_free(nonce_asn1);
497 static int create_digest(BIO *input, const char *digest, const EVP_MD *md,
498 unsigned char **md_value)
502 EVP_MD_CTX *md_ctx = NULL;
504 md_value_len = EVP_MD_size(md);
505 if (md_value_len < 0)
509 unsigned char buffer[4096];
512 md_ctx = EVP_MD_CTX_new();
515 *md_value = app_malloc(md_value_len, "digest buffer");
516 if (!EVP_DigestInit(md_ctx, md))
518 while ((length = BIO_read(input, buffer, sizeof(buffer))) > 0) {
519 if (!EVP_DigestUpdate(md_ctx, buffer, length))
522 if (!EVP_DigestFinal(md_ctx, *md_value, NULL))
524 md_value_len = EVP_MD_size(md);
528 *md_value = OPENSSL_hexstr2buf(digest, &digest_len);
529 if (*md_value == NULL || md_value_len != digest_len) {
530 OPENSSL_free(*md_value);
532 BIO_printf(bio_err, "bad digest, %d bytes "
533 "must be specified\n", md_value_len);
539 EVP_MD_CTX_free(md_ctx);
543 static ASN1_INTEGER *create_nonce(int bits)
545 unsigned char buf[20];
546 ASN1_INTEGER *nonce = NULL;
547 int len = (bits - 1) / 8 + 1;
550 if (len > (int)sizeof(buf))
552 if (RAND_bytes(buf, len) <= 0)
555 /* Find the first non-zero byte and creating ASN1_INTEGER object. */
556 for (i = 0; i < len && !buf[i]; ++i)
558 if ((nonce = ASN1_INTEGER_new()) == NULL)
560 OPENSSL_free(nonce->data);
561 nonce->length = len - i;
562 nonce->data = app_malloc(nonce->length + 1, "nonce buffer");
563 memcpy(nonce->data, buf + i, nonce->length);
567 BIO_printf(bio_err, "could not create nonce\n");
568 ASN1_INTEGER_free(nonce);
573 * Reply-related method definitions.
576 static int reply_command(CONF *conf, const char *section, const char *engine,
577 const char *queryfile, const char *passin, const char *inkey,
578 const EVP_MD *md, const char *signer, const char *chain,
579 const char *policy, const char *in, int token_in,
580 const char *out, int token_out, int text)
583 TS_RESP *response = NULL;
585 BIO *query_bio = NULL;
586 BIO *inkey_bio = NULL;
587 BIO *signer_bio = NULL;
591 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
594 response = read_PKCS7(in_bio);
596 response = d2i_TS_RESP_bio(in_bio, NULL);
599 response = create_response(conf, section, engine, queryfile,
600 passin, inkey, md, signer, chain, policy);
601 if (response != NULL)
602 BIO_printf(bio_err, "Response has been generated.\n");
604 BIO_printf(bio_err, "Response is not generated.\n");
606 if (response == NULL)
609 /* Write response. */
611 if ((out_bio = bio_open_default(out, 'w', FORMAT_TEXT)) == NULL)
614 TS_TST_INFO *tst_info = TS_RESP_get_tst_info(response);
615 if (!TS_TST_INFO_print_bio(out_bio, tst_info))
618 if (!TS_RESP_print_bio(out_bio, response))
622 if ((out_bio = bio_open_default(out, 'w', FORMAT_ASN1)) == NULL)
625 PKCS7 *token = TS_RESP_get_token(response);
626 if (!i2d_PKCS7_bio(out_bio, token))
629 if (!i2d_TS_RESP_bio(out_bio, response))
637 ERR_print_errors(bio_err);
638 BIO_free_all(in_bio);
639 BIO_free_all(query_bio);
640 BIO_free_all(inkey_bio);
641 BIO_free_all(signer_bio);
642 BIO_free_all(out_bio);
643 TS_RESP_free(response);
647 /* Reads a PKCS7 token and adds default 'granted' status info to it. */
648 static TS_RESP *read_PKCS7(BIO *in_bio)
652 TS_TST_INFO *tst_info = NULL;
653 TS_RESP *resp = NULL;
654 TS_STATUS_INFO *si = NULL;
656 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
658 if ((tst_info = PKCS7_to_TS_TST_INFO(token)) == NULL)
660 if ((resp = TS_RESP_new()) == NULL)
662 if ((si = TS_STATUS_INFO_new()) == NULL)
664 if (!TS_STATUS_INFO_set_status(si, TS_STATUS_GRANTED))
666 if (!TS_RESP_set_status_info(resp, si))
668 TS_RESP_set_tst_info(resp, token, tst_info);
669 token = NULL; /* Ownership is lost. */
670 tst_info = NULL; /* Ownership is lost. */
675 TS_TST_INFO_free(tst_info);
680 TS_STATUS_INFO_free(si);
684 static TS_RESP *create_response(CONF *conf, const char *section, const char *engine,
685 const char *queryfile, const char *passin,
686 const char *inkey, const EVP_MD *md, const char *signer,
687 const char *chain, const char *policy)
690 TS_RESP *response = NULL;
691 BIO *query_bio = NULL;
692 TS_RESP_CTX *resp_ctx = NULL;
694 if ((query_bio = BIO_new_file(queryfile, "rb")) == NULL)
696 if ((section = TS_CONF_get_tsa_section(conf, section)) == NULL)
698 if ((resp_ctx = TS_RESP_CTX_new()) == NULL)
700 if (!TS_CONF_set_serial(conf, section, serial_cb, resp_ctx))
702 # ifndef OPENSSL_NO_ENGINE
703 if (!TS_CONF_set_crypto_device(conf, section, engine))
706 if (!TS_CONF_set_signer_cert(conf, section, signer, resp_ctx))
708 if (!TS_CONF_set_certs(conf, section, chain, resp_ctx))
710 if (!TS_CONF_set_signer_key(conf, section, inkey, passin, resp_ctx))
714 if (!TS_RESP_CTX_set_signer_digest(resp_ctx, md))
716 } else if (!TS_CONF_set_signer_digest(conf, section, NULL, resp_ctx)) {
720 if (!TS_CONF_set_ess_cert_id_digest(conf, section, resp_ctx))
722 if (!TS_CONF_set_def_policy(conf, section, policy, resp_ctx))
724 if (!TS_CONF_set_policies(conf, section, resp_ctx))
726 if (!TS_CONF_set_digests(conf, section, resp_ctx))
728 if (!TS_CONF_set_accuracy(conf, section, resp_ctx))
730 if (!TS_CONF_set_clock_precision_digits(conf, section, resp_ctx))
732 if (!TS_CONF_set_ordering(conf, section, resp_ctx))
734 if (!TS_CONF_set_tsa_name(conf, section, resp_ctx))
736 if (!TS_CONF_set_ess_cert_id_chain(conf, section, resp_ctx))
738 if ((response = TS_RESP_create_response(resp_ctx, query_bio)) == NULL)
744 TS_RESP_free(response);
747 TS_RESP_CTX_free(resp_ctx);
748 BIO_free_all(query_bio);
752 static ASN1_INTEGER *serial_cb(TS_RESP_CTX *ctx, void *data)
754 const char *serial_file = (const char *)data;
755 ASN1_INTEGER *serial = next_serial(serial_file);
757 if (serial == NULL) {
758 TS_RESP_CTX_set_status_info(ctx, TS_STATUS_REJECTION,
759 "Error during serial number "
761 TS_RESP_CTX_add_failure_info(ctx, TS_INFO_ADD_INFO_NOT_AVAILABLE);
763 save_ts_serial(serial_file, serial);
769 static ASN1_INTEGER *next_serial(const char *serialfile)
773 ASN1_INTEGER *serial = NULL;
776 if ((serial = ASN1_INTEGER_new()) == NULL)
779 if ((in = BIO_new_file(serialfile, "r")) == NULL) {
781 BIO_printf(bio_err, "Warning: could not open file %s for "
782 "reading, using serial number: 1\n", serialfile);
783 if (!ASN1_INTEGER_set(serial, 1))
787 if (!a2i_ASN1_INTEGER(in, serial, buf, sizeof(buf))) {
788 BIO_printf(bio_err, "unable to load number from %s\n",
792 if ((bn = ASN1_INTEGER_to_BN(serial, NULL)) == NULL)
794 ASN1_INTEGER_free(serial);
796 if (!BN_add_word(bn, 1))
798 if ((serial = BN_to_ASN1_INTEGER(bn, NULL)) == NULL)
805 ASN1_INTEGER_free(serial);
813 static int save_ts_serial(const char *serialfile, ASN1_INTEGER *serial)
818 if ((out = BIO_new_file(serialfile, "w")) == NULL)
820 if (i2a_ASN1_INTEGER(out, serial) <= 0)
822 if (BIO_puts(out, "\n") <= 0)
827 BIO_printf(bio_err, "could not save serial number to %s\n",
835 * Verify-related method definitions.
838 static int verify_command(const char *data, const char *digest, const char *queryfile,
839 const char *in, int token_in,
840 const char *CApath, const char *CAfile,
841 const char *CAstore, const char *untrusted,
842 X509_VERIFY_PARAM *vpm)
846 TS_RESP *response = NULL;
847 TS_VERIFY_CTX *verify_ctx = NULL;
850 if ((in_bio = BIO_new_file(in, "rb")) == NULL)
853 if ((token = d2i_PKCS7_bio(in_bio, NULL)) == NULL)
856 if ((response = d2i_TS_RESP_bio(in_bio, NULL)) == NULL)
860 if ((verify_ctx = create_verify_ctx(data, digest, queryfile,
861 CApath, CAfile, CAstore, untrusted,
866 ? TS_RESP_verify_token(verify_ctx, token)
867 : TS_RESP_verify_response(verify_ctx, response);
870 printf("Verification: ");
875 ERR_print_errors(bio_err);
878 BIO_free_all(in_bio);
880 TS_RESP_free(response);
881 TS_VERIFY_CTX_free(verify_ctx);
885 static TS_VERIFY_CTX *create_verify_ctx(const char *data, const char *digest,
886 const char *queryfile,
887 const char *CApath, const char *CAfile,
889 const char *untrusted,
890 X509_VERIFY_PARAM *vpm)
892 TS_VERIFY_CTX *ctx = NULL;
894 TS_REQ *request = NULL;
898 if (data != NULL || digest != NULL) {
899 if ((ctx = TS_VERIFY_CTX_new()) == NULL)
901 f = TS_VFY_VERSION | TS_VFY_SIGNER;
906 if ((out = BIO_new_file(data, "rb")) == NULL)
908 if (TS_VERIFY_CTX_set_data(ctx, out) == NULL) {
912 } else if (digest != NULL) {
914 unsigned char *hexstr = OPENSSL_hexstr2buf(digest, &imprint_len);
916 if (TS_VERIFY_CTX_set_imprint(ctx, hexstr, imprint_len) == NULL) {
917 BIO_printf(bio_err, "invalid digest string\n");
922 } else if (queryfile != NULL) {
923 if ((input = BIO_new_file(queryfile, "rb")) == NULL)
925 if ((request = d2i_TS_REQ_bio(input, NULL)) == NULL)
927 if ((ctx = TS_REQ_to_TS_VERIFY_CTX(request, NULL)) == NULL)
933 /* Add the signature verification flag and arguments. */
934 TS_VERIFY_CTX_add_flags(ctx, f | TS_VFY_SIGNATURE);
936 /* Initialising the X509_STORE object. */
937 if (TS_VERIFY_CTX_set_store(ctx,
938 create_cert_store(CApath, CAfile, CAstore, vpm))
942 /* Loading untrusted certificates. */
944 && TS_VERIFY_CTX_set_certs(ctx, TS_CONF_load_certs(untrusted)) == NULL)
950 TS_VERIFY_CTX_free(ctx);
954 TS_REQ_free(request);
958 static X509_STORE *create_cert_store(const char *CApath, const char *CAfile,
959 const char *CAstore, X509_VERIFY_PARAM *vpm)
961 X509_STORE *cert_ctx = NULL;
962 X509_LOOKUP *lookup = NULL;
964 cert_ctx = X509_STORE_new();
965 X509_STORE_set_verify_cb(cert_ctx, verify_cb);
966 if (CApath != NULL) {
967 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_hash_dir());
968 if (lookup == NULL) {
969 BIO_printf(bio_err, "memory allocation failure\n");
972 if (!X509_LOOKUP_add_dir(lookup, CApath, X509_FILETYPE_PEM)) {
973 BIO_printf(bio_err, "Error loading directory %s\n", CApath);
978 if (CAfile != NULL) {
979 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_file());
980 if (lookup == NULL) {
981 BIO_printf(bio_err, "memory allocation failure\n");
984 if (!X509_LOOKUP_load_file(lookup, CAfile, X509_FILETYPE_PEM)) {
985 BIO_printf(bio_err, "Error loading file %s\n", CAfile);
990 if (CAstore != NULL) {
991 lookup = X509_STORE_add_lookup(cert_ctx, X509_LOOKUP_store());
992 if (lookup == NULL) {
993 BIO_printf(bio_err, "memory allocation failure\n");
996 if (!X509_LOOKUP_load_store(lookup, CAstore)) {
997 BIO_printf(bio_err, "Error loading store URI %s\n", CAstore);
1003 X509_STORE_set1_param(cert_ctx, vpm);
1008 X509_STORE_free(cert_ctx);
1012 static int verify_cb(int ok, X509_STORE_CTX *ctx)
1016 #endif /* ndef OPENSSL_NO_TS */