2 * Copyright 1995-2021 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
15 #include <openssl/bio.h>
16 #include <openssl/asn1.h>
17 #include <openssl/err.h>
18 #include <openssl/bn.h>
19 #include <openssl/evp.h>
20 #include <openssl/x509.h>
21 #include <openssl/x509v3.h>
22 #include <openssl/objects.h>
23 #include <openssl/pem.h>
24 #include <openssl/rsa.h>
25 #ifndef OPENSSL_NO_DSA
26 # include <openssl/dsa.h>
30 #define POSTFIX ".srl"
31 #define DEFAULT_DAYS 30 /* default cert validity period in days */
32 #define UNSET_DAYS -2 /* -1 is used for testing expiration checks */
33 #define EXT_COPY_UNSET -1
35 static int callb(int ok
, X509_STORE_CTX
*ctx
);
36 static ASN1_INTEGER
*x509_load_serial(const char *CAfile
,
37 const char *serialfile
, int create
);
38 static int purpose_print(BIO
*bio
, X509
*cert
, X509_PURPOSE
*pt
);
39 static int print_x509v3_exts(BIO
*bio
, X509
*x
, const char *ext_names
);
41 typedef enum OPTION_choice
{
42 OPT_ERR
= -1, OPT_EOF
= 0, OPT_HELP
,
43 OPT_INFORM
, OPT_OUTFORM
, OPT_KEYFORM
, OPT_REQ
, OPT_CAFORM
,
44 OPT_CAKEYFORM
, OPT_VFYOPT
, OPT_SIGOPT
, OPT_DAYS
, OPT_PASSIN
, OPT_EXTFILE
,
45 OPT_EXTENSIONS
, OPT_IN
, OPT_OUT
, OPT_KEY
, OPT_SIGNKEY
, OPT_CA
, OPT_CAKEY
,
46 OPT_CASERIAL
, OPT_SET_SERIAL
, OPT_NEW
, OPT_FORCE_PUBKEY
, OPT_SUBJ
,
47 OPT_ADDTRUST
, OPT_ADDREJECT
, OPT_SETALIAS
, OPT_CERTOPT
, OPT_NAMEOPT
,
48 OPT_EMAIL
, OPT_OCSP_URI
, OPT_SERIAL
, OPT_NEXT_SERIAL
,
49 OPT_MODULUS
, OPT_PUBKEY
, OPT_X509TOREQ
, OPT_TEXT
, OPT_HASH
,
50 OPT_ISSUER_HASH
, OPT_SUBJECT
, OPT_ISSUER
, OPT_FINGERPRINT
, OPT_DATES
,
51 OPT_PURPOSE
, OPT_STARTDATE
, OPT_ENDDATE
, OPT_CHECKEND
, OPT_CHECKHOST
,
52 OPT_CHECKEMAIL
, OPT_CHECKIP
, OPT_NOOUT
, OPT_TRUSTOUT
, OPT_CLRTRUST
,
53 OPT_CLRREJECT
, OPT_ALIAS
, OPT_CACREATESERIAL
, OPT_CLREXT
, OPT_OCSPID
,
54 OPT_SUBJECT_HASH_OLD
, OPT_ISSUER_HASH_OLD
, OPT_COPY_EXTENSIONS
,
55 OPT_BADSIG
, OPT_MD
, OPT_ENGINE
, OPT_NOCERT
, OPT_PRESERVE_DATES
,
56 OPT_R_ENUM
, OPT_PROV_ENUM
, OPT_EXT
59 const OPTIONS x509_options
[] = {
60 OPT_SECTION("General"),
61 {"help", OPT_HELP
, '-', "Display this summary"},
64 "Certificate input (default stdin), or CSR input file with -req"},
65 {"passin", OPT_PASSIN
, 's', "Private key and cert file pass-phrase source"},
66 {"new", OPT_NEW
, '-', "Generate a certificate from scratch"},
67 {"x509toreq", OPT_X509TOREQ
, '-',
68 "Output a certification request (rather than a certificate)"},
69 {"req", OPT_REQ
, '-', "Input is a CSR file (rather than a certificate)"},
70 {"copy_extensions", OPT_COPY_EXTENSIONS
, 's',
71 "copy extensions when converting from CSR to x509 or vice versa"},
72 {"inform", OPT_INFORM
, 'f',
73 "CSR input file format (DER or PEM) - default PEM"},
74 {"vfyopt", OPT_VFYOPT
, 's', "CSR verification parameter in n:v form"},
76 "Key to be used in certificate or cert request"},
77 {"signkey", OPT_SIGNKEY
, 's',
79 {"keyform", OPT_KEYFORM
, 'E',
80 "Key input format (ENGINE, other values ignored)"},
81 {"out", OPT_OUT
, '>', "Output file - default stdout"},
82 {"outform", OPT_OUTFORM
, 'f',
83 "Output format (DER or PEM) - default PEM"},
84 {"nocert", OPT_NOCERT
, '-',
85 "No cert output (except for requested printing)"},
86 {"noout", OPT_NOOUT
, '-', "No output (except for requested printing)"},
88 OPT_SECTION("Certificate printing"),
89 {"text", OPT_TEXT
, '-', "Print the certificate in text form"},
90 {"certopt", OPT_CERTOPT
, 's', "Various certificate text printing options"},
91 {"fingerprint", OPT_FINGERPRINT
, '-', "Print the certificate fingerprint"},
92 {"alias", OPT_ALIAS
, '-', "Print certificate alias"},
93 {"serial", OPT_SERIAL
, '-', "Print serial number value"},
94 {"startdate", OPT_STARTDATE
, '-', "Print the notBefore field"},
95 {"enddate", OPT_ENDDATE
, '-', "Print the notAfter field"},
96 {"dates", OPT_DATES
, '-', "Print both notBefore and notAfter fields"},
97 {"subject", OPT_SUBJECT
, '-', "Print subject DN"},
98 {"issuer", OPT_ISSUER
, '-', "Print issuer DN"},
99 {"nameopt", OPT_NAMEOPT
, 's',
100 "Certificate subject/issuer name printing options"},
101 {"email", OPT_EMAIL
, '-', "Print email address(es)"},
102 {"hash", OPT_HASH
, '-', "Synonym for -subject_hash (for backward compat)"},
103 {"subject_hash", OPT_HASH
, '-', "Print subject hash value"},
104 #ifndef OPENSSL_NO_MD5
105 {"subject_hash_old", OPT_SUBJECT_HASH_OLD
, '-',
106 "Print old-style (MD5) subject hash value"},
108 {"issuer_hash", OPT_ISSUER_HASH
, '-', "Print issuer hash value"},
109 #ifndef OPENSSL_NO_MD5
110 {"issuer_hash_old", OPT_ISSUER_HASH_OLD
, '-',
111 "Print old-style (MD5) issuer hash value"},
113 {"ext", OPT_EXT
, 's',
114 "Restrict which X.509 extensions to print and/or copy"},
115 {"ocspid", OPT_OCSPID
, '-',
116 "Print OCSP hash values for the subject name and public key"},
117 {"ocsp_uri", OPT_OCSP_URI
, '-', "Print OCSP Responder URL(s)"},
118 {"purpose", OPT_PURPOSE
, '-', "Print out certificate purposes"},
119 {"pubkey", OPT_PUBKEY
, '-', "Print the public key in PEM format"},
120 {"modulus", OPT_MODULUS
, '-', "Print the RSA key modulus"},
122 OPT_SECTION("Certificate checking"),
123 {"checkend", OPT_CHECKEND
, 'M',
124 "Check whether cert expires in the next arg seconds"},
125 {OPT_MORE_STR
, 1, 1, "Exit 1 (failure) if so, 0 if not"},
126 {"checkhost", OPT_CHECKHOST
, 's', "Check certificate matches host"},
127 {"checkemail", OPT_CHECKEMAIL
, 's', "Check certificate matches email"},
128 {"checkip", OPT_CHECKIP
, 's', "Check certificate matches ipaddr"},
130 OPT_SECTION("Certificate output"),
131 {"set_serial", OPT_SET_SERIAL
, 's',
132 "Serial number to use, overrides -CAserial"},
133 {"next_serial", OPT_NEXT_SERIAL
, '-',
134 "Increment current certificate serial number"},
135 {"days", OPT_DAYS
, 'n',
136 "Number of days until newly generated certificate expires - default 30"},
137 {"preserve_dates", OPT_PRESERVE_DATES
, '-',
138 "Preserve existing validity dates"},
139 {"subj", OPT_SUBJ
, 's', "Set or override certificate subject (and issuer)"},
140 {"force_pubkey", OPT_FORCE_PUBKEY
, '<',
141 "Place the given key in new certificate"},
142 {"clrext", OPT_CLREXT
, '-',
143 "Do not take over any extensions from the source certificate or request"},
144 {"extfile", OPT_EXTFILE
, '<', "Config file with X509V3 extensions to add"},
145 {"extensions", OPT_EXTENSIONS
, 's',
146 "Section of extfile to use - default: unnamed section"},
147 {"sigopt", OPT_SIGOPT
, 's', "Signature parameter, in n:v form"},
148 {"badsig", OPT_BADSIG
, '-',
149 "Corrupt last byte of certificate signature (for test)"},
150 {"", OPT_MD
, '-', "Any supported digest, used for signing and printing"},
152 OPT_SECTION("Micro-CA"),
154 "Use the given CA certificate, conflicts with -key"},
155 {"CAform", OPT_CAFORM
, 'F', "CA cert format (PEM/DER/P12); has no effect"},
156 {"CAkey", OPT_CAKEY
, 's', "The corresponding CA key; default is -CA arg"},
157 {"CAkeyform", OPT_CAKEYFORM
, 'E',
158 "CA key format (ENGINE, other values ignored)"},
159 {"CAserial", OPT_CASERIAL
, 's',
160 "File that keeps track of CA-generated serial number"},
161 {"CAcreateserial", OPT_CACREATESERIAL
, '-',
162 "Create CA serial number file if it does not exist"},
164 OPT_SECTION("Certificate trust output"),
165 {"trustout", OPT_TRUSTOUT
, '-', "Mark certificate PEM output as trusted"},
166 {"setalias", OPT_SETALIAS
, 's', "Set certificate alias (nickname)"},
167 {"clrtrust", OPT_CLRTRUST
, '-', "Clear all trusted purposes"},
168 {"addtrust", OPT_ADDTRUST
, 's', "Trust certificate for a given purpose"},
169 {"clrreject", OPT_CLRREJECT
, '-',
170 "Clears all the prohibited or rejected uses of the certificate"},
171 {"addreject", OPT_ADDREJECT
, 's',
172 "Reject certificate for a given purpose"},
175 #ifndef OPENSSL_NO_ENGINE
176 {"engine", OPT_ENGINE
, 's', "Use engine, possibly a hardware device"},
182 static void warn_copying(ASN1_OBJECT
*excluded
, const char *names
)
184 const char *sn
= OBJ_nid2sn(OBJ_obj2nid(excluded
));
186 if (names
!= NULL
&& strstr(names
, sn
) != NULL
)
188 "Warning: -ext should not specify copying %s extension to CSR; ignoring this\n",
192 static X509_REQ
*x509_to_req(X509
*cert
, EVP_PKEY
*pkey
, const EVP_MD
*digest
,
193 STACK_OF(OPENSSL_STRING
) *sigopts
,
194 int ext_copy
, const char *names
)
196 const STACK_OF(X509_EXTENSION
) *cert_exts
= X509_get0_extensions(cert
);
197 int i
, n
= sk_X509_EXTENSION_num(cert_exts
/* may be NULL */);
198 ASN1_OBJECT
*skid
= OBJ_nid2obj(NID_subject_key_identifier
);
199 ASN1_OBJECT
*akid
= OBJ_nid2obj(NID_authority_key_identifier
);
200 STACK_OF(X509_EXTENSION
) *exts
;
201 X509_REQ
*req
= X509_to_X509_REQ(cert
, NULL
, NULL
);
207 * Filter out SKID and AKID extensions, which make no sense in a CSR.
208 * If names is not NULL, copy only those extensions listed there.
210 warn_copying(skid
, names
);
211 warn_copying(akid
, names
);
212 if ((exts
= sk_X509_EXTENSION_new_reserve(NULL
, n
)) == NULL
)
214 for (i
= 0; i
< n
; i
++) {
215 X509_EXTENSION
*ex
= sk_X509_EXTENSION_value(cert_exts
, i
);
216 ASN1_OBJECT
*obj
= X509_EXTENSION_get_object(ex
);
218 if (OBJ_cmp(obj
, skid
) != 0 && OBJ_cmp(obj
, akid
) != 0
219 && !sk_X509_EXTENSION_push(exts
, ex
))
223 if (sk_X509_EXTENSION_num(exts
) > 0) {
224 if (ext_copy
!= EXT_COPY_UNSET
&& ext_copy
!= EXT_COPY_NONE
225 && !X509_REQ_add_extensions(req
, exts
)) {
226 BIO_printf(bio_err
, "Error copying extensions from certificate\n");
230 if (!do_X509_REQ_sign(req
, pkey
, digest
, sigopts
))
232 sk_X509_EXTENSION_free(exts
);
236 sk_X509_EXTENSION_free(exts
);
241 int x509_main(int argc
, char **argv
)
243 ASN1_INTEGER
*sno
= NULL
;
244 ASN1_OBJECT
*objtmp
= NULL
;
246 CONF
*extconf
= NULL
;
247 int ext_copy
= EXT_COPY_UNSET
;
249 EVP_PKEY
*privkey
= NULL
, *CAkey
= NULL
, *pubkey
= NULL
;
252 char *subj
= NULL
, *digestname
= NULL
;
253 X509_NAME
*fsubj
= NULL
;
254 const unsigned long chtype
= MBSTRING_ASC
;
255 const int multirdn
= 1;
256 STACK_OF(ASN1_OBJECT
) *trust
= NULL
, *reject
= NULL
;
257 STACK_OF(OPENSSL_STRING
) *sigopts
= NULL
, *vfyopts
= NULL
;
258 X509
*x
= NULL
, *xca
= NULL
, *issuer_cert
;
259 X509_REQ
*req
= NULL
, *rq
= NULL
;
260 X509_STORE
*ctx
= NULL
;
261 const EVP_MD
*digest
= NULL
;
262 char *CAkeyfile
= NULL
, *CAserial
= NULL
, *pubkeyfile
= NULL
, *alias
= NULL
;
263 char *checkhost
= NULL
, *checkemail
= NULL
, *checkip
= NULL
;
264 char *ext_names
= NULL
;
265 char *extsect
= NULL
, *extfile
= NULL
, *passin
= NULL
, *passinarg
= NULL
;
266 char *infile
= NULL
, *outfile
= NULL
, *privkeyfile
= NULL
, *CAfile
= NULL
;
268 int days
= UNSET_DAYS
; /* not explicitly set */
269 int x509toreq
= 0, modulus
= 0, print_pubkey
= 0, pprint
= 0;
270 int CAformat
= FORMAT_PEM
, CAkeyformat
= FORMAT_PEM
;
271 int fingerprint
= 0, reqfile
= 0, checkend
= 0;
272 int informat
= FORMAT_PEM
, outformat
= FORMAT_PEM
, keyformat
= FORMAT_PEM
;
273 int next_serial
= 0, subject_hash
= 0, issuer_hash
= 0, ocspid
= 0;
274 int noout
= 0, CA_createserial
= 0, email
= 0;
275 int ocsp_uri
= 0, trustout
= 0, clrtrust
= 0, clrreject
= 0, aliasout
= 0;
276 int ret
= 1, i
, j
, num
= 0, badsig
= 0, clrext
= 0, nocert
= 0;
277 int text
= 0, serial
= 0, subject
= 0, issuer
= 0, startdate
= 0, ext
= 0;
279 time_t checkoffset
= 0;
280 unsigned long certflag
= 0;
281 int preserve_dates
= 0;
284 #ifndef OPENSSL_NO_MD5
285 int subject_hash_old
= 0, issuer_hash_old
= 0;
288 ctx
= X509_STORE_new();
291 X509_STORE_set_verify_cb(ctx
, callb
);
293 prog
= opt_init(argc
, argv
, x509_options
);
294 while ((o
= opt_next()) != OPT_EOF
) {
299 BIO_printf(bio_err
, "%s: Use -help for summary.\n", prog
);
302 opt_help(x509_options
);
306 if (!opt_format(opt_arg(), OPT_FMT_PEMDER
, &informat
))
313 if (!opt_format(opt_arg(), OPT_FMT_ANY
, &outformat
))
317 if (!opt_format(opt_arg(), OPT_FMT_ANY
, &keyformat
))
321 if (!opt_format(opt_arg(), OPT_FMT_ANY
, &CAformat
))
325 if (!opt_format(opt_arg(), OPT_FMT_ANY
, &CAkeyformat
))
334 case OPT_COPY_EXTENSIONS
:
335 if (!set_ext_copy(&ext_copy
, opt_arg())) {
337 "Invalid extension copy option: %s\n", opt_arg());
344 sigopts
= sk_OPENSSL_STRING_new_null();
345 if (!sigopts
|| !sk_OPENSSL_STRING_push(sigopts
, opt_arg()))
350 vfyopts
= sk_OPENSSL_STRING_new_null();
351 if (!vfyopts
|| !sk_OPENSSL_STRING_push(vfyopts
, opt_arg()))
355 days
= atoi(opt_arg());
357 BIO_printf(bio_err
, "%s: -days parameter arg must be >= -1\n",
363 passinarg
= opt_arg();
373 if (!opt_provider(o
))
381 privkeyfile
= opt_arg();
387 CAkeyfile
= opt_arg();
390 CAserial
= opt_arg();
394 BIO_printf(bio_err
, "Serial number supplied twice\n");
397 if ((sno
= s2i_ASN1_INTEGER(NULL
, opt_arg())) == NULL
)
403 case OPT_FORCE_PUBKEY
:
404 pubkeyfile
= opt_arg();
410 if (trust
== NULL
&& (trust
= sk_ASN1_OBJECT_new_null()) == NULL
)
412 if ((objtmp
= OBJ_txt2obj(opt_arg(), 0)) == NULL
) {
413 BIO_printf(bio_err
, "%s: Invalid trust object value %s\n",
417 sk_ASN1_OBJECT_push(trust
, objtmp
);
421 if (reject
== NULL
&& (reject
= sk_ASN1_OBJECT_new_null()) == NULL
)
423 if ((objtmp
= OBJ_txt2obj(opt_arg(), 0)) == NULL
) {
424 BIO_printf(bio_err
, "%s: Invalid reject object value %s\n",
428 sk_ASN1_OBJECT_push(reject
, objtmp
);
436 if (!set_cert_ex(&certflag
, opt_arg()))
440 if (!set_nameopt(opt_arg()))
444 e
= setup_engine(opt_arg(), 0);
455 case OPT_NEXT_SERIAL
:
462 print_pubkey
= ++num
;
476 case OPT_FINGERPRINT
:
480 subject_hash
= ++num
;
482 case OPT_ISSUER_HASH
:
499 ext_names
= opt_arg();
516 case OPT_CACREATESERIAL
:
517 CA_createserial
= ++num
;
528 #ifndef OPENSSL_NO_MD5
529 case OPT_SUBJECT_HASH_OLD
:
530 subject_hash_old
= ++num
;
532 case OPT_ISSUER_HASH_OLD
:
533 issuer_hash_old
= ++num
;
536 case OPT_SUBJECT_HASH_OLD
:
537 case OPT_ISSUER_HASH_OLD
:
548 if (!opt_imax(opt_arg(), &temp
))
550 checkoffset
= (time_t)temp
;
551 if ((intmax_t)checkoffset
!= temp
) {
552 BIO_printf(bio_err
, "%s: Checkend time out of range %s\n",
559 checkhost
= opt_arg();
562 checkemail
= opt_arg();
567 case OPT_PRESERVE_DATES
:
571 digestname
= opt_unknown();
576 /* No extra arguments. */
577 argc
= opt_num_rest();
581 if (!app_RAND_load())
584 if (digestname
!= NULL
) {
585 if (!opt_md(digestname
, &digest
))
588 if (preserve_dates
&& days
!= UNSET_DAYS
) {
589 BIO_printf(bio_err
, "Cannot use -preserve_dates with -days option\n");
592 if (days
== UNSET_DAYS
)
595 if (!app_passwd(passinarg
, NULL
, &passin
, NULL
)) {
596 BIO_printf(bio_err
, "Error getting password\n");
600 if (!X509_STORE_set_default_paths_ex(ctx
, app_get0_libctx(),
604 if (newcert
&& infile
!= NULL
) {
605 BIO_printf(bio_err
, "The -in option cannot be used with -new\n");
608 if (newcert
&& reqfile
) {
610 "The -req option cannot be used with -new\n");
613 if (privkeyfile
!= NULL
) {
614 privkey
= load_key(privkeyfile
, keyformat
, 0, passin
, e
, "private key");
618 if (pubkeyfile
!= NULL
) {
619 if ((pubkey
= load_pubkey(pubkeyfile
, keyformat
, 0, NULL
, e
,
620 "explicitly set public key")) == NULL
)
627 "The -new option requires a subject to be set using -subj\n");
630 if (privkeyfile
== NULL
&& pubkeyfile
== NULL
) {
632 "The -new option without -key requires using -force_pubkey\n");
637 && (fsubj
= parse_name(subj
, chtype
, multirdn
, "subject")) == NULL
)
640 if (CAkeyfile
== NULL
)
642 if (CAfile
!= NULL
) {
643 if (privkeyfile
!= NULL
) {
644 BIO_printf(bio_err
, "Cannot use both -key and -CA option\n");
647 } else if (CAkeyfile
!= NULL
) {
649 "Warning: ignoring -CAkey option since no -CA option is given\n");
652 if (extfile
== NULL
) {
655 "Warning: ignoring -extensions option without -extfile\n");
659 if ((extconf
= app_load_config(extfile
)) == NULL
)
661 if (extsect
== NULL
) {
662 extsect
= NCONF_get_string(extconf
, "default", "extensions");
663 if (extsect
== NULL
) {
668 X509V3_set_ctx_test(&ctx2
);
669 X509V3_set_nconf(&ctx2
, extconf
);
670 if (!X509V3_EXT_add_nconf(extconf
, &ctx2
, extsect
, NULL
)) {
672 "Error checking extension section %s\n", extsect
);
678 req
= load_csr(infile
, informat
, "certificate request input");
682 if ((pkey
= X509_REQ_get0_pubkey(req
)) == NULL
) {
683 BIO_printf(bio_err
, "Error unpacking public key from CSR\n");
686 i
= do_X509_REQ_verify(req
, pkey
, vfyopts
);
688 BIO_printf(bio_err
, i
< 0
689 ? "Error while verifying certificate request self-signature\n"
690 : "Certificate request self-signature did not match the contents\n");
693 BIO_printf(out
, "Certificate request self-signature ok\n");
695 print_name(out
, "subject=", X509_REQ_get_subject_name(req
));
696 } else if (!x509toreq
&& ext_copy
!= EXT_COPY_UNSET
) {
697 BIO_printf(bio_err
, "Warning: ignoring -copy_extensions since neither -x509toreq nor -req is given\n");
700 if (reqfile
|| newcert
) {
703 "Warning: ignoring -preserve_dates option with -req or -new\n");
705 if (privkeyfile
== NULL
&& CAkeyfile
== NULL
) {
707 "We need a private key to sign with, use -key or -CAkey or -CA with private key\n");
710 if ((x
= X509_new_ex(app_get0_libctx(), app_get0_propq())) == NULL
)
713 sno
= ASN1_INTEGER_new();
714 if (sno
== NULL
|| !rand_serial(NULL
, sno
))
717 if (req
!= NULL
&& ext_copy
!= EXT_COPY_UNSET
) {
718 if (clrext
&& ext_copy
!= EXT_COPY_NONE
) {
719 BIO_printf(bio_err
, "Must not use -clrext together with -copy_extensions\n");
721 } else if (!copy_extensions(x
, req
, ext_copy
)) {
722 BIO_printf(bio_err
, "Error copying extensions from request\n");
727 x
= load_cert_pass(infile
, 1, passin
, "certificate");
731 if ((fsubj
!= NULL
|| req
!= NULL
)
732 && !X509_set_subject_name(x
, fsubj
!= NULL
? fsubj
:
733 X509_REQ_get_subject_name(req
)))
735 if ((pubkey
!= NULL
|| privkey
!= NULL
|| req
!= NULL
)
736 && !X509_set_pubkey(x
, pubkey
!= NULL
? pubkey
:
737 privkey
!= NULL
? privkey
:
738 X509_REQ_get0_pubkey(req
)))
741 if (CAfile
!= NULL
) {
742 xca
= load_cert_pass(CAfile
, 1, passin
, "CA certificate");
747 out
= bio_open_default(outfile
, 'w', outformat
);
751 if (!noout
|| text
|| next_serial
)
752 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
753 /* TODO: why is this strange object created (and no error checked)? */
756 X509_alias_set1(x
, (unsigned char *)alias
, -1);
761 X509_reject_clear(x
);
764 for (i
= 0; i
< sk_ASN1_OBJECT_num(trust
); i
++)
765 X509_add1_trust_object(x
, sk_ASN1_OBJECT_value(trust
, i
));
768 if (reject
!= NULL
) {
769 for (i
= 0; i
< sk_ASN1_OBJECT_num(reject
); i
++)
770 X509_add1_reject_object(x
, sk_ASN1_OBJECT_value(reject
, i
));
773 if (clrext
&& ext_names
!= NULL
)
774 BIO_printf(bio_err
, "Warning: Ignoring -ext since -clrext is given\n");
775 for (i
= X509_get_ext_count(x
) - 1; i
>= 0; i
--) {
776 X509_EXTENSION
*ex
= X509_get_ext(x
, i
);
777 const char *sn
= OBJ_nid2sn(OBJ_obj2nid(X509_EXTENSION_get_object(ex
)));
779 if (clrext
|| (ext_names
!= NULL
&& strstr(ext_names
, sn
) == NULL
))
780 X509_EXTENSION_free(X509_delete_ext(x
, i
));
784 if (CAfile
!= NULL
) {
787 sno
= x509_load_serial(CAfile
, CAserial
, CA_createserial
);
792 if (sno
!= NULL
&& !X509_set_serialNumber(x
, sno
))
795 if (reqfile
|| newcert
|| privkey
!= NULL
|| CAfile
!= NULL
) {
796 if (!preserve_dates
&& !set_cert_times(x
, NULL
, NULL
, days
))
798 if (!X509_set_issuer_name(x
, X509_get_subject_name(issuer_cert
)))
802 X509V3_set_ctx(&ext_ctx
, issuer_cert
, x
, req
, NULL
, X509V3_CTX_REPLACE
);
803 if (extconf
!= NULL
) {
804 X509V3_set_nconf(&ext_ctx
, extconf
);
805 if (!X509V3_EXT_add_nconf(extconf
, &ext_ctx
, extsect
, x
)) {
807 "Error adding extensions from section %s\n", extsect
);
812 /* At this point the contents of the certificate x have been finished. */
814 pkey
= X509_get0_pubkey(x
);
815 if ((print_pubkey
!= 0 || modulus
!= 0) && pkey
== NULL
) {
816 BIO_printf(bio_err
, "Error getting public key\n");
820 if (x509toreq
) { /* also works in conjunction with -req */
821 if (privkey
== NULL
) {
822 BIO_printf(bio_err
, "Must specify request key using -key\n");
825 if (clrext
&& ext_copy
!= EXT_COPY_NONE
) {
826 BIO_printf(bio_err
, "Must not use -clrext together with -copy_extensions\n");
829 if ((rq
= x509_to_req(x
, privkey
, digest
, sigopts
,
830 ext_copy
, ext_names
)) == NULL
)
833 if (outformat
== FORMAT_ASN1
) {
834 X509_REQ_print_ex(out
, rq
, get_nameopt(), X509_FLAG_COMPAT
);
835 i
= i2d_X509_bio(out
, x
);
837 i
= PEM_write_bio_X509_REQ(out
, rq
);
841 "Unable to write certificate request\n");
846 } else if (privkey
!= NULL
) {
847 if (!do_X509_sign(x
, privkey
, digest
, sigopts
, &ext_ctx
))
849 } else if (CAfile
!= NULL
) {
850 if (!reqfile
&& !newcert
) { /* certificate should be self-signed */
851 X509_STORE_CTX
*xsc
= X509_STORE_CTX_new();
853 if (xsc
== NULL
|| !X509_STORE_CTX_init(xsc
, ctx
, x
, NULL
)) {
854 BIO_printf(bio_err
, "Error initialising X509 store\n");
855 X509_STORE_CTX_free(xsc
);
858 X509_STORE_CTX_set_cert(xsc
, x
);
859 X509_STORE_CTX_set_flags(xsc
, X509_V_FLAG_CHECK_SS_SIGNATURE
);
860 i
= X509_verify_cert(xsc
);
861 X509_STORE_CTX_free(xsc
);
865 if ((CAkey
= load_key(CAkeyfile
, CAkeyformat
,
866 0, passin
, e
, "CA private key")) == NULL
)
868 if (!X509_check_private_key(xca
, CAkey
)) {
870 "CA certificate and CA private key do not match\n");
874 if (!do_X509_sign(x
, CAkey
, digest
, sigopts
, &ext_ctx
))
878 const ASN1_BIT_STRING
*signature
;
880 X509_get0_signature(&signature
, NULL
, x
);
881 corrupt_signature(signature
);
884 /* Process print options in the given order, as indicated by index i */
885 for (i
= 1; i
<= num
; i
++) {
887 print_name(out
, "issuer=", X509_get_issuer_name(x
));
888 } else if (i
== subject
) {
889 print_name(out
, "subject=", X509_get_subject_name(x
));
890 } else if (i
== serial
) {
891 BIO_printf(out
, "serial=");
892 i2a_ASN1_INTEGER(out
, X509_get0_serialNumber(x
));
893 BIO_printf(out
, "\n");
894 } else if (i
== next_serial
) {
896 BIGNUM
*bnser
= ASN1_INTEGER_to_BN(X509_get0_serialNumber(x
), NULL
);
900 if (!BN_add_word(bnser
, 1)
901 || (ser
= BN_to_ASN1_INTEGER(bnser
, NULL
)) == NULL
) {
906 i2a_ASN1_INTEGER(out
, ser
);
907 ASN1_INTEGER_free(ser
);
909 } else if (i
== email
|| i
== ocsp_uri
) {
910 STACK_OF(OPENSSL_STRING
) *emlst
=
911 i
== email
? X509_get1_email(x
) : X509_get1_ocsp(x
);
913 for (j
= 0; j
< sk_OPENSSL_STRING_num(emlst
); j
++)
914 BIO_printf(out
, "%s\n", sk_OPENSSL_STRING_value(emlst
, j
));
915 X509_email_free(emlst
);
916 } else if (i
== aliasout
) {
917 unsigned char *alstr
= X509_alias_get0(x
, NULL
);
920 BIO_printf(out
, "%s\n", alstr
);
922 BIO_puts(out
, "<No Alias>\n");
923 } else if (i
== subject_hash
) {
924 BIO_printf(out
, "%08lx\n", X509_subject_name_hash(x
));
925 #ifndef OPENSSL_NO_MD5
926 } else if (i
== subject_hash_old
) {
927 BIO_printf(out
, "%08lx\n", X509_subject_name_hash_old(x
));
929 } else if (i
== issuer_hash
) {
930 BIO_printf(out
, "%08lx\n", X509_issuer_name_hash(x
));
931 #ifndef OPENSSL_NO_MD5
932 } else if (i
== issuer_hash_old
) {
933 BIO_printf(out
, "%08lx\n", X509_issuer_name_hash_old(x
));
935 } else if (i
== pprint
) {
936 BIO_printf(out
, "Certificate purposes:\n");
937 for (j
= 0; j
< X509_PURPOSE_get_count(); j
++)
938 purpose_print(out
, x
, X509_PURPOSE_get0(j
));
939 } else if (i
== modulus
) {
940 BIO_printf(out
, "Modulus=");
941 if (EVP_PKEY_is_a(pkey
, "RSA")) {
944 /* Every RSA key has an 'n' */
945 EVP_PKEY_get_bn_param(pkey
, "n", &n
);
948 } else if (EVP_PKEY_is_a(pkey
, "DSA")) {
951 /* Every DSA key has a 'pub' */
952 EVP_PKEY_get_bn_param(pkey
, "pub", &dsapub
);
953 BN_print(out
, dsapub
);
956 BIO_printf(out
, "No modulus for this public key type");
958 BIO_printf(out
, "\n");
959 } else if (i
== print_pubkey
) {
960 PEM_write_bio_PUBKEY(out
, pkey
);
961 } else if (i
== text
) {
962 X509_print_ex(out
, x
, get_nameopt(), certflag
);
963 } else if (i
== startdate
) {
964 BIO_puts(out
, "notBefore=");
965 ASN1_TIME_print(out
, X509_get0_notBefore(x
));
967 } else if (i
== enddate
) {
968 BIO_puts(out
, "notAfter=");
969 ASN1_TIME_print(out
, X509_get0_notAfter(x
));
971 } else if (i
== fingerprint
) {
973 unsigned char md
[EVP_MAX_MD_SIZE
];
974 const EVP_MD
*fdig
= digest
;
979 if (!X509_digest(x
, fdig
, md
, &n
)) {
980 BIO_printf(bio_err
, "Out of memory\n");
983 BIO_printf(out
, "%s Fingerprint=", EVP_MD_name(fdig
));
984 for (j
= 0; j
< (int)n
; j
++)
985 BIO_printf(out
, "%02X%c", md
[j
], (j
+ 1 == (int)n
) ? '\n' : ':');
986 } else if (i
== ocspid
) {
987 X509_ocspid_print(out
, x
);
988 } else if (i
== ext
) {
989 print_x509v3_exts(out
, x
, ext_names
);
994 time_t tcheck
= time(NULL
) + checkoffset
;
996 ret
= X509_cmp_time(X509_get0_notAfter(x
), &tcheck
) < 0;
998 BIO_printf(out
, "Certificate will expire\n");
1000 BIO_printf(out
, "Certificate will not expire\n");
1004 print_cert_checks(out
, x
, checkhost
, checkemail
, checkip
);
1006 if (noout
|| nocert
) {
1011 if (outformat
== FORMAT_ASN1
) {
1012 i
= i2d_X509_bio(out
, x
);
1013 } else if (outformat
== FORMAT_PEM
) {
1015 i
= PEM_write_bio_X509_AUX(out
, x
);
1017 i
= PEM_write_bio_X509(out
, x
);
1019 BIO_printf(bio_err
, "Bad output format specified for outfile\n");
1023 BIO_printf(bio_err
, "Unable to write certificate\n");
1030 ERR_print_errors(bio_err
);
1031 NCONF_free(extconf
);
1033 X509_STORE_free(ctx
);
1034 X509_NAME_free(fsubj
);
1038 EVP_PKEY_free(privkey
);
1039 EVP_PKEY_free(CAkey
);
1040 EVP_PKEY_free(pubkey
);
1041 sk_OPENSSL_STRING_free(sigopts
);
1042 sk_OPENSSL_STRING_free(vfyopts
);
1044 ASN1_INTEGER_free(sno
);
1045 sk_ASN1_OBJECT_pop_free(trust
, ASN1_OBJECT_free
);
1046 sk_ASN1_OBJECT_pop_free(reject
, ASN1_OBJECT_free
);
1052 static ASN1_INTEGER
*x509_load_serial(const char *CAfile
,
1053 const char *serialfile
, int create
)
1056 ASN1_INTEGER
*bs
= NULL
;
1057 BIGNUM
*serial
= NULL
;
1059 if (serialfile
== NULL
) {
1060 const char *p
= strrchr(CAfile
, '.');
1061 size_t len
= p
!= NULL
? (size_t)(p
- CAfile
) : strlen(CAfile
);
1063 buf
= app_malloc(len
+ sizeof(POSTFIX
), "serial# buffer");
1064 memcpy(buf
, CAfile
, len
);
1065 memcpy(buf
+ len
, POSTFIX
, sizeof(POSTFIX
));
1069 serial
= load_serial(serialfile
, create
, NULL
);
1073 if (!BN_add_word(serial
, 1)) {
1074 BIO_printf(bio_err
, "Serial number increment failure\n");
1078 if (!save_serial(serialfile
, NULL
, serial
, &bs
))
1087 static int callb(int ok
, X509_STORE_CTX
*ctx
)
1093 * It is ok to use a self-signed certificate. This case will catch both
1094 * the initial ok == 0 and the final ok == 1 calls to this function.
1096 err
= X509_STORE_CTX_get_error(ctx
);
1097 if (err
== X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT
)
1101 * BAD we should have gotten an error. Normally if everything worked
1102 * X509_STORE_CTX_get_error(ctx) will still be set to
1103 * DEPTH_ZERO_SELF_....
1107 "Error with certificate to be certified - should be self-signed\n");
1110 err_cert
= X509_STORE_CTX_get_current_cert(ctx
);
1111 print_name(bio_err
, "subject=", X509_get_subject_name(err_cert
));
1113 "Error with certificate - error %d at depth %d\n%s\n", err
,
1114 X509_STORE_CTX_get_error_depth(ctx
),
1115 X509_verify_cert_error_string(err
));
1120 static int purpose_print(BIO
*bio
, X509
*cert
, X509_PURPOSE
*pt
)
1124 id
= X509_PURPOSE_get_id(pt
);
1125 pname
= X509_PURPOSE_get0_name(pt
);
1126 for (i
= 0; i
< 2; i
++) {
1127 idret
= X509_check_purpose(cert
, id
, i
);
1128 BIO_printf(bio
, "%s%s : ", pname
, i
? " CA" : "");
1130 BIO_printf(bio
, "Yes\n");
1131 else if (idret
== 0)
1132 BIO_printf(bio
, "No\n");
1134 BIO_printf(bio
, "Yes (WARNING code=%d)\n", idret
);
1139 static int parse_ext_names(char *names
, const char **result
)
1142 int cnt
= 0, len
= 0;
1145 len
= strlen(names
);
1147 while (q
- names
<= len
) {
1148 if (*q
!= ',' && *q
!= '\0') {
1154 if (result
!= NULL
) {
1166 static int print_x509v3_exts(BIO
*bio
, X509
*x
, const char *ext_names
)
1168 const STACK_OF(X509_EXTENSION
) *exts
= NULL
;
1169 STACK_OF(X509_EXTENSION
) *exts2
= NULL
;
1170 X509_EXTENSION
*ext
= NULL
;
1172 int i
, j
, ret
= 0, num
, nn
= 0;
1173 const char *sn
, **names
= NULL
;
1174 char *tmp_ext_names
= NULL
;
1176 exts
= X509_get0_extensions(x
);
1177 if ((num
= sk_X509_EXTENSION_num(exts
)) <= 0) {
1178 BIO_printf(bio_err
, "No extensions in certificate\n");
1183 /* parse comma separated ext name string */
1184 if ((tmp_ext_names
= OPENSSL_strdup(ext_names
)) == NULL
)
1186 if ((nn
= parse_ext_names(tmp_ext_names
, NULL
)) == 0) {
1187 BIO_printf(bio
, "Invalid extension names: %s\n", ext_names
);
1190 if ((names
= OPENSSL_malloc(sizeof(char *) * nn
)) == NULL
)
1192 parse_ext_names(tmp_ext_names
, names
);
1194 for (i
= 0; i
< num
; i
++) {
1195 ext
= sk_X509_EXTENSION_value(exts
, i
);
1197 /* check if this ext is what we want */
1198 obj
= X509_EXTENSION_get_object(ext
);
1199 sn
= OBJ_nid2sn(OBJ_obj2nid(obj
));
1200 if (sn
== NULL
|| strcmp(sn
, "UNDEF") == 0)
1203 for (j
= 0; j
< nn
; j
++) {
1204 if (strcmp(sn
, names
[j
]) == 0) {
1205 /* push the extension into a new stack */
1207 && (exts2
= sk_X509_EXTENSION_new_null()) == NULL
)
1209 if (!sk_X509_EXTENSION_push(exts2
, ext
))
1215 if (!sk_X509_EXTENSION_num(exts2
)) {
1216 BIO_printf(bio
, "No extensions matched with %s\n", ext_names
);
1221 ret
= X509V3_extensions_print(bio
, NULL
, exts2
, 0, 0);
1223 sk_X509_EXTENSION_free(exts2
);
1224 OPENSSL_free(names
);
1225 OPENSSL_free(tmp_ext_names
);