2 * Written by Zoltan Glozik (zglozik@stones.com) for the OpenSSL project
5 /* ====================================================================
6 * Copyright (c) 2001 The OpenSSL Project. All rights reserved.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in
17 * the documentation and/or other materials provided with the
20 * 3. All advertising materials mentioning features or use of this
21 * software must display the following acknowledgment:
22 * "This product includes software developed by the OpenSSL Project
23 * for use in the OpenSSL Toolkit. (http://www.OpenSSL.org/)"
25 * 4. The names "OpenSSL Toolkit" and "OpenSSL Project" must not be used to
26 * endorse or promote products derived from this software without
27 * prior written permission. For written permission, please contact
28 * licensing@OpenSSL.org.
30 * 5. Products derived from this software may not be called "OpenSSL"
31 * nor may "OpenSSL" appear in their names without prior written
32 * permission of the OpenSSL Project.
34 * 6. Redistributions of any form whatsoever must retain the following
36 * "This product includes software developed by the OpenSSL Project
37 * for use in the OpenSSL Toolkit (http://www.OpenSSL.org/)"
39 * THIS SOFTWARE IS PROVIDED BY THE OpenSSL PROJECT ``AS IS'' AND ANY
40 * EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
41 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
42 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE OpenSSL PROJECT OR
43 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
44 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
45 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
46 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
47 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
48 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
49 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
50 * OF THE POSSIBILITY OF SUCH DAMAGE.
51 * ====================================================================
53 * This product includes cryptographic software written by Eric Young
54 * (eay@cryptsoft.com). This product includes software written by Tim
55 * Hudson (tjh@cryptsoft.com).
59 #include <openssl/opensslconf.h>
61 NON_EMPTY_TRANSLATION_UNIT
67 # include <openssl/bio.h>
68 # include <openssl/err.h>
69 # include <openssl/pem.h>
70 # include <openssl/rand.h>
71 # include <openssl/ts.h>
72 # include <openssl/bn.h>
74 /* Request nonce length, in bits (must be a multiple of 8). */
75 # define NONCE_LENGTH 64
77 /* Name of config entry that defines the OID file. */
78 # define ENV_OID_FILE "oid_file"
80 /* Is |EXACTLY_ONE| of three pointers set? */
81 # define EXACTLY_ONE(a, b, c) \
82 (( a && !b && !c) || \
86 static ASN1_OBJECT
*txt2obj(const char *oid
);
87 static CONF
*load_config_file(const char *configfile
);
89 /* Query related functions. */
90 static int query_command(const char *data
, char *digest
,
91 const EVP_MD
*md
, const char *policy
, int no_nonce
,
92 int cert
, const char *in
, const char *out
, int text
);
93 static TS_REQ
*create_query(BIO
*data_bio
, char *digest
, const EVP_MD
*md
,
94 const char *policy
, int no_nonce
, int cert
);
95 static int create_digest(BIO
*input
, char *digest
,
96 const EVP_MD
*md
, unsigned char **md_value
);
97 static ASN1_INTEGER
*create_nonce(int bits
);
99 /* Reply related functions. */
100 static int reply_command(CONF
*conf
, char *section
, char *engine
,
101 char *queryfile
, char *passin
, char *inkey
,
102 const EVP_MD
*md
, char *signer
, char *chain
,
103 const char *policy
, char *in
, int token_in
,
104 char *out
, int token_out
, int text
);
105 static TS_RESP
*read_PKCS7(BIO
*in_bio
);
106 static TS_RESP
*create_response(CONF
*conf
, const char *section
, char *engine
,
107 char *queryfile
, char *passin
,
108 char *inkey
, const EVP_MD
*md
, char *signer
,
109 char *chain
, const char *policy
);
110 static ASN1_INTEGER
*serial_cb(TS_RESP_CTX
*ctx
, void *data
);
111 static ASN1_INTEGER
*next_serial(const char *serialfile
);
112 static int save_ts_serial(const char *serialfile
, ASN1_INTEGER
*serial
);
114 /* Verify related functions. */
115 static int verify_command(char *data
, char *digest
, char *queryfile
,
116 char *in
, int token_in
,
117 char *CApath
, char *CAfile
, char *untrusted
,
118 X509_VERIFY_PARAM
*vpm
);
119 static TS_VERIFY_CTX
*create_verify_ctx(char *data
, char *digest
,
121 char *CApath
, char *CAfile
,
123 X509_VERIFY_PARAM
*vpm
);
124 static X509_STORE
*create_cert_store(char *CApath
, char *CAfile
,
125 X509_VERIFY_PARAM
*vpm
);
126 static int verify_cb(int ok
, X509_STORE_CTX
*ctx
);
128 typedef enum OPTION_choice
{
129 OPT_ERR
= -1, OPT_EOF
= 0, OPT_HELP
,
130 OPT_ENGINE
, OPT_CONFIG
, OPT_SECTION
, OPT_QUERY
, OPT_DATA
,
131 OPT_DIGEST
, OPT_RAND
, OPT_TSPOLICY
, OPT_NO_NONCE
, OPT_CERT
,
132 OPT_IN
, OPT_TOKEN_IN
, OPT_OUT
, OPT_TOKEN_OUT
, OPT_TEXT
,
133 OPT_REPLY
, OPT_QUERYFILE
, OPT_PASSIN
, OPT_INKEY
, OPT_SIGNER
,
134 OPT_CHAIN
, OPT_VERIFY
, OPT_CAPATH
, OPT_CAFILE
, OPT_UNTRUSTED
,
138 OPTIONS ts_options
[] = {
139 {"help", OPT_HELP
, '-', "Display this summary"},
140 {"config", OPT_CONFIG
, '<', "Configuration file"},
141 {"section", OPT_SECTION
, 's', "Section to use within config file"},
142 {"query", OPT_QUERY
, '-', "Generate a TS query"},
143 {"data", OPT_DATA
, '<', "File to hash"},
144 {"digest", OPT_DIGEST
, 's', "Digest (as a hex string)"},
145 {"rand", OPT_RAND
, 's',
146 "Load the file(s) into the random number generator"},
147 {"tspolicy", OPT_TSPOLICY
, 's', "Policy OID to use"},
148 {"no_nonce", OPT_NO_NONCE
, '-', "Do not include a nonce"},
149 {"cert", OPT_CERT
, '-', "Put cert request into query"},
150 {"in", OPT_IN
, '<', "Input file"},
151 {"token_in", OPT_TOKEN_IN
, '-', "Input is a PKCS#7 file"},
152 {"out", OPT_OUT
, '>', "Output file"},
153 {"token_out", OPT_TOKEN_OUT
, '-', "Output is a PKCS#7 file"},
154 {"text", OPT_TEXT
, '-', "Output text (not DER)"},
155 {"reply", OPT_REPLY
, '-', "Generate a TS reply"},
156 {"queryfile", OPT_QUERYFILE
, '<', "File containing a TS query"},
157 {"passin", OPT_PASSIN
, 's'},
158 {"inkey", OPT_INKEY
, '<', "File with private key for reply"},
159 {"signer", OPT_SIGNER
, 's'},
160 {"chain", OPT_CHAIN
, '<', "File with signer CA chain"},
161 {"verify", OPT_VERIFY
, '-', "Verify a TS response"},
162 {"CApath", OPT_CAPATH
, '/', "Path to trusted CA files"},
163 {"CAfile", OPT_CAFILE
, '<', "File with trusted CA certs"},
164 {"untrusted", OPT_UNTRUSTED
, '<', "File with untrusted certs"},
165 {"", OPT_MD
, '-', "Any supported digest"},
166 # ifndef OPENSSL_NO_ENGINE
167 {"engine", OPT_ENGINE
, 's', "Use engine, possibly a hardware device"},
169 {OPT_HELP_STR
, 1, '-', "\nOptions specific to 'ts -verify': \n"},
171 {OPT_HELP_STR
, 1, '-', "\n"},
176 * This comand is so complex, special help is needed.
178 static char* opt_helplist
[] = {
180 "ts -query [-rand file...] [-config file] [-data file]",
181 " [-digest hexstring] [-tspolicy oid] [-no_nonce] [-cert]",
182 " [-in file] [-out file] [-text]",
184 "ts -reply [-config file] [-section tsa_section]",
185 " [-queryfile file] [-passin password]",
186 " [-signer tsa_cert.pem] [-inkey private_key.pem]",
187 " [-chain certs_file.pem] [-tspolicy oid]",
188 " [-in file] [-token_in] [-out file] [-token_out]",
189 # ifndef OPENSSL_NO_ENGINE
192 " [-text] [-engine id]",
195 "ts -verify -CApath dir -CAfile file.pem -untrusted file.pem",
196 " [-data file] [-digest hexstring]",
197 " [-queryfile file] -in file [-token_in]",
198 " [[options specific to 'ts -verify']]",
202 int ts_main(int argc
, char **argv
)
205 char *CAfile
= NULL
, *untrusted
= NULL
, *engine
= NULL
, *prog
, **helpp
;
206 char *configfile
= default_config_file
;
207 char *section
= NULL
, *password
= NULL
;
208 char *data
= NULL
, *digest
= NULL
, *rnd
= NULL
, *policy
= NULL
;
209 char *in
= NULL
, *out
= NULL
, *queryfile
= NULL
, *passin
= NULL
;
210 char *inkey
= NULL
, *signer
= NULL
, *chain
= NULL
, *CApath
= NULL
;
211 const EVP_MD
*md
= NULL
;
212 OPTION_CHOICE o
, mode
= OPT_ERR
;
213 int ret
= 1, no_nonce
= 0, cert
= 0, text
= 0;
215 X509_VERIFY_PARAM
*vpm
= NULL
;
216 /* Input is ContentInfo instead of TimeStampResp. */
218 /* Output is ContentInfo instead of TimeStampResp. */
221 if ((vpm
= X509_VERIFY_PARAM_new()) == NULL
)
224 prog
= opt_init(argc
, argv
, ts_options
);
225 while ((o
= opt_next()) != OPT_EOF
) {
230 BIO_printf(bio_err
, "%s: Use -help for summary.\n", prog
);
233 opt_help(ts_options
);
234 for (helpp
= opt_helplist
; *helpp
; ++helpp
)
235 BIO_printf(bio_err
, "%s\n", *helpp
);
239 configfile
= opt_arg();
285 queryfile
= opt_arg();
306 untrusted
= opt_arg();
312 if (!opt_md(opt_unknown(), &md
))
316 if (!opt_verify(o
, vpm
))
322 argc
= opt_num_rest();
324 if (mode
== OPT_ERR
|| argc
!= 0)
327 /* Seed the random number generator if it is going to be used. */
328 if (mode
== OPT_QUERY
&& !no_nonce
) {
329 if (!app_RAND_load_file(NULL
, 1) && rnd
== NULL
)
330 BIO_printf(bio_err
, "warning, not much extra random "
331 "data, consider using the -rand option\n");
333 BIO_printf(bio_err
, "%ld semi-random bytes loaded\n",
334 app_RAND_load_files(rnd
));
337 if (mode
== OPT_REPLY
&& passin
&&
338 !app_passwd(passin
, NULL
, &password
, NULL
)) {
339 BIO_printf(bio_err
, "Error getting password.\n");
343 conf
= load_config_file(configfile
);
344 if (!app_load_modules(conf
))
347 /* Check parameter consistency and execute the appropriate function. */
355 if ((data
!= NULL
) && (digest
!= NULL
))
357 ret
= !query_command(data
, digest
, md
, policy
, no_nonce
, cert
,
363 if ((in
!= NULL
) && (queryfile
!= NULL
))
366 if ((conf
== NULL
) || (token_in
!= 0))
369 ret
= !reply_command(conf
, section
, engine
, queryfile
,
370 password
, inkey
, md
, signer
, chain
, policy
,
371 in
, token_in
, out
, token_out
, text
);
374 if ((in
== NULL
) || !EXACTLY_ONE(queryfile
, data
, digest
))
376 ret
= !verify_command(data
, digest
, queryfile
, in
, token_in
,
377 CApath
, CAfile
, untrusted
,
378 vpmtouched
? vpm
: NULL
);
382 X509_VERIFY_PARAM_free(vpm
);
383 app_RAND_write_file(NULL
);
385 OPENSSL_free(password
);
390 * Configuration file-related function definitions.
393 static ASN1_OBJECT
*txt2obj(const char *oid
)
395 ASN1_OBJECT
*oid_obj
= NULL
;
397 if ((oid_obj
= OBJ_txt2obj(oid
, 0)) == NULL
)
398 BIO_printf(bio_err
, "cannot convert %s to OID\n", oid
);
403 static CONF
*load_config_file(const char *configfile
)
405 CONF
*conf
= app_load_config(configfile
);
410 BIO_printf(bio_err
, "Using configuration from %s\n", configfile
);
411 p
= NCONF_get_string(conf
, NULL
, ENV_OID_FILE
);
413 BIO
*oid_bio
= BIO_new_file(p
, "r");
415 ERR_print_errors(bio_err
);
417 OBJ_create_objects(oid_bio
);
418 BIO_free_all(oid_bio
);
422 if (!add_oid_section(conf
))
423 ERR_print_errors(bio_err
);
429 * Query-related method definitions.
431 static int query_command(const char *data
, char *digest
, const EVP_MD
*md
,
432 const char *policy
, int no_nonce
,
433 int cert
, const char *in
, const char *out
, int text
)
436 TS_REQ
*query
= NULL
;
438 BIO
*data_bio
= NULL
;
441 /* Build query object. */
443 if ((in_bio
= bio_open_default(in
, 'r', FORMAT_ASN1
)) == NULL
)
445 query
= d2i_TS_REQ_bio(in_bio
, NULL
);
448 && (data_bio
= bio_open_default(data
, 'r', FORMAT_ASN1
)) == NULL
)
450 query
= create_query(data_bio
, digest
, md
, policy
, no_nonce
, cert
);
456 if ((out_bio
= bio_open_default(out
, 'w', FORMAT_TEXT
)) == NULL
)
458 if (!TS_REQ_print_bio(out_bio
, query
))
461 if ((out_bio
= bio_open_default(out
, 'w', FORMAT_ASN1
)) == NULL
)
463 if (!i2d_TS_REQ_bio(out_bio
, query
))
470 ERR_print_errors(bio_err
);
471 BIO_free_all(in_bio
);
472 BIO_free_all(data_bio
);
473 BIO_free_all(out_bio
);
478 static TS_REQ
*create_query(BIO
*data_bio
, char *digest
, const EVP_MD
*md
,
479 const char *policy
, int no_nonce
, int cert
)
482 TS_REQ
*ts_req
= NULL
;
484 TS_MSG_IMPRINT
*msg_imprint
= NULL
;
485 X509_ALGOR
*algo
= NULL
;
486 unsigned char *data
= NULL
;
487 ASN1_OBJECT
*policy_obj
= NULL
;
488 ASN1_INTEGER
*nonce_asn1
= NULL
;
490 if (md
== NULL
&& (md
= EVP_get_digestbyname("sha1")) == NULL
)
492 if ((ts_req
= TS_REQ_new()) == NULL
)
494 if (!TS_REQ_set_version(ts_req
, 1))
496 if ((msg_imprint
= TS_MSG_IMPRINT_new()) == NULL
)
498 if ((algo
= X509_ALGOR_new()) == NULL
)
500 if ((algo
->algorithm
= OBJ_nid2obj(EVP_MD_type(md
))) == NULL
)
502 if ((algo
->parameter
= ASN1_TYPE_new()) == NULL
)
504 algo
->parameter
->type
= V_ASN1_NULL
;
505 if (!TS_MSG_IMPRINT_set_algo(msg_imprint
, algo
))
507 if ((len
= create_digest(data_bio
, digest
, md
, &data
)) == 0)
509 if (!TS_MSG_IMPRINT_set_msg(msg_imprint
, data
, len
))
511 if (!TS_REQ_set_msg_imprint(ts_req
, msg_imprint
))
513 if (policy
&& (policy_obj
= txt2obj(policy
)) == NULL
)
515 if (policy_obj
&& !TS_REQ_set_policy_id(ts_req
, policy_obj
))
518 /* Setting nonce if requested. */
519 if (!no_nonce
&& (nonce_asn1
= create_nonce(NONCE_LENGTH
)) == NULL
)
521 if (nonce_asn1
&& !TS_REQ_set_nonce(ts_req
, nonce_asn1
))
523 if (!TS_REQ_set_cert_req(ts_req
, cert
))
531 BIO_printf(bio_err
, "could not create query\n");
532 ERR_print_errors(bio_err
);
534 TS_MSG_IMPRINT_free(msg_imprint
);
535 X509_ALGOR_free(algo
);
537 ASN1_OBJECT_free(policy_obj
);
538 ASN1_INTEGER_free(nonce_asn1
);
542 static int create_digest(BIO
*input
, char *digest
, const EVP_MD
*md
,
543 unsigned char **md_value
)
547 md_value_len
= EVP_MD_size(md
);
548 if (md_value_len
< 0)
552 EVP_MD_CTX
*md_ctx
= EVP_MD_CTX_new();
553 unsigned char buffer
[4096];
558 *md_value
= app_malloc(md_value_len
, "digest buffer");
559 EVP_DigestInit(md_ctx
, md
);
560 while ((length
= BIO_read(input
, buffer
, sizeof(buffer
))) > 0) {
561 EVP_DigestUpdate(md_ctx
, buffer
, length
);
563 if (!EVP_DigestFinal(md_ctx
, *md_value
, NULL
)) {
564 EVP_MD_CTX_free(md_ctx
);
567 EVP_MD_CTX_free(md_ctx
);
570 *md_value
= string_to_hex(digest
, &digest_len
);
571 if (!*md_value
|| md_value_len
!= digest_len
) {
572 OPENSSL_free(*md_value
);
574 BIO_printf(bio_err
, "bad digest, %d bytes "
575 "must be specified\n", md_value_len
);
582 static ASN1_INTEGER
*create_nonce(int bits
)
584 unsigned char buf
[20];
585 ASN1_INTEGER
*nonce
= NULL
;
586 int len
= (bits
- 1) / 8 + 1;
589 if (len
> (int)sizeof(buf
))
591 if (RAND_bytes(buf
, len
) <= 0)
594 /* Find the first non-zero byte and creating ASN1_INTEGER object. */
595 for (i
= 0; i
< len
&& !buf
[i
]; ++i
)
597 if ((nonce
= ASN1_INTEGER_new()) == NULL
)
599 OPENSSL_free(nonce
->data
);
600 nonce
->length
= len
- i
;
601 nonce
->data
= app_malloc(nonce
->length
+ 1, "nonce buffer");
602 memcpy(nonce
->data
, buf
+ i
, nonce
->length
);
606 BIO_printf(bio_err
, "could not create nonce\n");
607 ASN1_INTEGER_free(nonce
);
612 * Reply-related method definitions.
615 static int reply_command(CONF
*conf
, char *section
, char *engine
,
616 char *queryfile
, char *passin
, char *inkey
,
617 const EVP_MD
*md
, char *signer
, char *chain
,
618 const char *policy
, char *in
, int token_in
,
619 char *out
, int token_out
, int text
)
622 TS_RESP
*response
= NULL
;
624 BIO
*query_bio
= NULL
;
625 BIO
*inkey_bio
= NULL
;
626 BIO
*signer_bio
= NULL
;
630 if ((in_bio
= BIO_new_file(in
, "rb")) == NULL
)
633 response
= read_PKCS7(in_bio
);
635 response
= d2i_TS_RESP_bio(in_bio
, NULL
);
638 response
= create_response(conf
, section
, engine
, queryfile
,
639 passin
, inkey
, md
, signer
, chain
, policy
);
641 BIO_printf(bio_err
, "Response has been generated.\n");
643 BIO_printf(bio_err
, "Response is not generated.\n");
645 if (response
== NULL
)
648 /* Write response. */
650 if ((out_bio
= bio_open_default(out
, 'w', FORMAT_TEXT
)) == NULL
)
653 TS_TST_INFO
*tst_info
= TS_RESP_get_tst_info(response
);
654 if (!TS_TST_INFO_print_bio(out_bio
, tst_info
))
657 if (!TS_RESP_print_bio(out_bio
, response
))
661 if ((out_bio
= bio_open_default(out
, 'w', FORMAT_ASN1
)) == NULL
)
664 PKCS7
*token
= TS_RESP_get_token(response
);
665 if (!i2d_PKCS7_bio(out_bio
, token
))
668 if (!i2d_TS_RESP_bio(out_bio
, response
))
676 ERR_print_errors(bio_err
);
677 BIO_free_all(in_bio
);
678 BIO_free_all(query_bio
);
679 BIO_free_all(inkey_bio
);
680 BIO_free_all(signer_bio
);
681 BIO_free_all(out_bio
);
682 TS_RESP_free(response
);
686 /* Reads a PKCS7 token and adds default 'granted' status info to it. */
687 static TS_RESP
*read_PKCS7(BIO
*in_bio
)
691 TS_TST_INFO
*tst_info
= NULL
;
692 TS_RESP
*resp
= NULL
;
693 TS_STATUS_INFO
*si
= NULL
;
695 if ((token
= d2i_PKCS7_bio(in_bio
, NULL
)) == NULL
)
697 if ((tst_info
= PKCS7_to_TS_TST_INFO(token
)) == NULL
)
699 if ((resp
= TS_RESP_new()) == NULL
)
701 if ((si
= TS_STATUS_INFO_new()) == NULL
)
703 if (!TS_STATUS_INFO_set_status(si
, TS_STATUS_GRANTED
))
705 if (!TS_RESP_set_status_info(resp
, si
))
707 TS_RESP_set_tst_info(resp
, token
, tst_info
);
708 token
= NULL
; /* Ownership is lost. */
709 tst_info
= NULL
; /* Ownership is lost. */
714 TS_TST_INFO_free(tst_info
);
719 TS_STATUS_INFO_free(si
);
723 static TS_RESP
*create_response(CONF
*conf
, const char *section
, char *engine
,
724 char *queryfile
, char *passin
,
725 char *inkey
, const EVP_MD
*md
, char *signer
,
726 char *chain
, const char *policy
)
729 TS_RESP
*response
= NULL
;
730 BIO
*query_bio
= NULL
;
731 TS_RESP_CTX
*resp_ctx
= NULL
;
733 if ((query_bio
= BIO_new_file(queryfile
, "rb")) == NULL
)
735 if ((section
= TS_CONF_get_tsa_section(conf
, section
)) == NULL
)
737 if ((resp_ctx
= TS_RESP_CTX_new()) == NULL
)
739 if (!TS_CONF_set_serial(conf
, section
, serial_cb
, resp_ctx
))
741 # ifndef OPENSSL_NO_ENGINE
742 if (!TS_CONF_set_crypto_device(conf
, section
, engine
))
745 if (!TS_CONF_set_signer_cert(conf
, section
, signer
, resp_ctx
))
747 if (!TS_CONF_set_certs(conf
, section
, chain
, resp_ctx
))
749 if (!TS_CONF_set_signer_key(conf
, section
, inkey
, passin
, resp_ctx
))
753 if (!TS_RESP_CTX_set_signer_digest(resp_ctx
, md
))
755 } else if (!TS_CONF_set_signer_digest(conf
, section
, NULL
, resp_ctx
)) {
759 if (!TS_CONF_set_def_policy(conf
, section
, policy
, resp_ctx
))
761 if (!TS_CONF_set_policies(conf
, section
, resp_ctx
))
763 if (!TS_CONF_set_digests(conf
, section
, resp_ctx
))
765 if (!TS_CONF_set_accuracy(conf
, section
, resp_ctx
))
767 if (!TS_CONF_set_clock_precision_digits(conf
, section
, resp_ctx
))
769 if (!TS_CONF_set_ordering(conf
, section
, resp_ctx
))
771 if (!TS_CONF_set_tsa_name(conf
, section
, resp_ctx
))
773 if (!TS_CONF_set_ess_cert_id_chain(conf
, section
, resp_ctx
))
775 if ((response
= TS_RESP_create_response(resp_ctx
, query_bio
)) == NULL
)
781 TS_RESP_free(response
);
784 TS_RESP_CTX_free(resp_ctx
);
785 BIO_free_all(query_bio
);
789 static ASN1_INTEGER
*serial_cb(TS_RESP_CTX
*ctx
, void *data
)
791 const char *serial_file
= (const char *)data
;
792 ASN1_INTEGER
*serial
= next_serial(serial_file
);
795 TS_RESP_CTX_set_status_info(ctx
, TS_STATUS_REJECTION
,
796 "Error during serial number "
798 TS_RESP_CTX_add_failure_info(ctx
, TS_INFO_ADD_INFO_NOT_AVAILABLE
);
800 save_ts_serial(serial_file
, serial
);
805 static ASN1_INTEGER
*next_serial(const char *serialfile
)
809 ASN1_INTEGER
*serial
= NULL
;
812 if ((serial
= ASN1_INTEGER_new()) == NULL
)
815 if ((in
= BIO_new_file(serialfile
, "r")) == NULL
) {
817 BIO_printf(bio_err
, "Warning: could not open file %s for "
818 "reading, using serial number: 1\n", serialfile
);
819 if (!ASN1_INTEGER_set(serial
, 1))
823 if (!a2i_ASN1_INTEGER(in
, serial
, buf
, sizeof(buf
))) {
824 BIO_printf(bio_err
, "unable to load number from %s\n",
828 if ((bn
= ASN1_INTEGER_to_BN(serial
, NULL
)) == NULL
)
830 ASN1_INTEGER_free(serial
);
832 if (!BN_add_word(bn
, 1))
834 if ((serial
= BN_to_ASN1_INTEGER(bn
, NULL
)) == NULL
)
841 ASN1_INTEGER_free(serial
);
849 static int save_ts_serial(const char *serialfile
, ASN1_INTEGER
*serial
)
854 if ((out
= BIO_new_file(serialfile
, "w")) == NULL
)
856 if (i2a_ASN1_INTEGER(out
, serial
) <= 0)
858 if (BIO_puts(out
, "\n") <= 0)
863 BIO_printf(bio_err
, "could not save serial number to %s\n",
871 * Verify-related method definitions.
874 static int verify_command(char *data
, char *digest
, char *queryfile
,
875 char *in
, int token_in
,
876 char *CApath
, char *CAfile
, char *untrusted
,
877 X509_VERIFY_PARAM
*vpm
)
881 TS_RESP
*response
= NULL
;
882 TS_VERIFY_CTX
*verify_ctx
= NULL
;
885 if ((in_bio
= BIO_new_file(in
, "rb")) == NULL
)
888 if ((token
= d2i_PKCS7_bio(in_bio
, NULL
)) == NULL
)
891 if ((response
= d2i_TS_RESP_bio(in_bio
, NULL
)) == NULL
)
895 if ((verify_ctx
= create_verify_ctx(data
, digest
, queryfile
,
896 CApath
, CAfile
, untrusted
,
901 ? TS_RESP_verify_token(verify_ctx
, token
)
902 : TS_RESP_verify_response(verify_ctx
, response
);
905 printf("Verification: ");
910 ERR_print_errors(bio_err
);
913 BIO_free_all(in_bio
);
915 TS_RESP_free(response
);
916 TS_VERIFY_CTX_free(verify_ctx
);
920 static TS_VERIFY_CTX
*create_verify_ctx(char *data
, char *digest
,
922 char *CApath
, char *CAfile
,
924 X509_VERIFY_PARAM
*vpm
)
926 TS_VERIFY_CTX
*ctx
= NULL
;
928 TS_REQ
*request
= NULL
;
932 if (data
!= NULL
|| digest
!= NULL
) {
933 if ((ctx
= TS_VERIFY_CTX_new()) == NULL
)
935 f
= TS_VFY_VERSION
| TS_VFY_SIGNER
;
938 if (TS_VERIFY_CTX_set_data(ctx
, BIO_new_file(data
, "rb")) == NULL
)
940 } else if (digest
!= NULL
) {
942 unsigned char *hexstr
= string_to_hex(digest
, &imprint_len
);
944 if (TS_VERIFY_CTX_set_imprint(ctx
, hexstr
, imprint_len
) == NULL
) {
945 BIO_printf(bio_err
, "invalid digest string\n");
950 } else if (queryfile
!= NULL
) {
951 if ((input
= BIO_new_file(queryfile
, "rb")) == NULL
)
953 if ((request
= d2i_TS_REQ_bio(input
, NULL
)) == NULL
)
955 if ((ctx
= TS_REQ_to_TS_VERIFY_CTX(request
, NULL
)) == NULL
)
960 /* Add the signature verification flag and arguments. */
961 TS_VERIFY_CTX_add_flags(ctx
, f
| TS_VFY_SIGNATURE
);
963 /* Initialising the X509_STORE object. */
964 if (TS_VERIFY_CTX_set_store(ctx
, create_cert_store(CApath
, CAfile
, vpm
))
968 /* Loading untrusted certificates. */
970 && TS_VERIFY_CTS_set_certs(ctx
, TS_CONF_load_certs(untrusted
)) == NULL
)
976 TS_VERIFY_CTX_free(ctx
);
980 TS_REQ_free(request
);
984 static X509_STORE
*create_cert_store(char *CApath
, char *CAfile
, X509_VERIFY_PARAM
*vpm
)
986 X509_STORE
*cert_ctx
= NULL
;
987 X509_LOOKUP
*lookup
= NULL
;
990 cert_ctx
= X509_STORE_new();
991 X509_STORE_set_verify_cb(cert_ctx
, verify_cb
);
992 if (CApath
!= NULL
) {
993 lookup
= X509_STORE_add_lookup(cert_ctx
, X509_LOOKUP_hash_dir());
994 if (lookup
== NULL
) {
995 BIO_printf(bio_err
, "memory allocation failure\n");
998 i
= X509_LOOKUP_add_dir(lookup
, CApath
, X509_FILETYPE_PEM
);
1000 BIO_printf(bio_err
, "Error loading directory %s\n", CApath
);
1005 if (CAfile
!= NULL
) {
1006 lookup
= X509_STORE_add_lookup(cert_ctx
, X509_LOOKUP_file());
1007 if (lookup
== NULL
) {
1008 BIO_printf(bio_err
, "memory allocation failure\n");
1011 i
= X509_LOOKUP_load_file(lookup
, CAfile
, X509_FILETYPE_PEM
);
1013 BIO_printf(bio_err
, "Error loading file %s\n", CAfile
);
1019 X509_STORE_set1_param(cert_ctx
, vpm
);
1024 X509_STORE_free(cert_ctx
);
1028 static int verify_cb(int ok
, X509_STORE_CTX
*ctx
)