2 * Copyright 1995-2020 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 #ifndef OPENSSL_NO_RSA
25 # include <openssl/rsa.h>
27 #ifndef OPENSSL_NO_DSA
28 # include <openssl/dsa.h>
32 #define POSTFIX ".srl"
35 static int callb(int ok, X509_STORE_CTX *ctx);
36 static int sign(X509 *x, EVP_PKEY *pkey, X509 *issuer,
37 STACK_OF(OPENSSL_STRING) *sigopts,
39 const EVP_MD *digest, CONF *conf, const char *section,
41 static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
42 X509 *x, X509 *xca, EVP_PKEY *pkey,
43 STACK_OF(OPENSSL_STRING) *sigopts, const char *serialfile,
44 int create, int days, int clrext, CONF *conf,
45 const char *section, ASN1_INTEGER *sno, int reqfile,
47 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
48 static int print_x509v3_exts(BIO *bio, X509 *x, const char *exts);
50 typedef enum OPTION_choice {
51 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
52 OPT_INFORM, OPT_OUTFORM, OPT_KEYFORM, OPT_REQ, OPT_CAFORM,
53 OPT_CAKEYFORM, OPT_VFYOPT, OPT_SIGOPT, OPT_DAYS, OPT_PASSIN, OPT_EXTFILE,
54 OPT_EXTENSIONS, OPT_IN, OPT_OUT, OPT_SIGNKEY, OPT_CA, OPT_CAKEY,
55 OPT_CASERIAL, OPT_SET_SERIAL, OPT_NEW, OPT_FORCE_PUBKEY, OPT_SUBJ,
56 OPT_ADDTRUST, OPT_ADDREJECT, OPT_SETALIAS, OPT_CERTOPT, OPT_NAMEOPT,
57 OPT_EMAIL, OPT_OCSP_URI, OPT_SERIAL, OPT_NEXT_SERIAL,
58 OPT_MODULUS, OPT_PUBKEY, OPT_X509TOREQ, OPT_TEXT, OPT_HASH,
59 OPT_ISSUER_HASH, OPT_SUBJECT, OPT_ISSUER, OPT_FINGERPRINT, OPT_DATES,
60 OPT_PURPOSE, OPT_STARTDATE, OPT_ENDDATE, OPT_CHECKEND, OPT_CHECKHOST,
61 OPT_CHECKEMAIL, OPT_CHECKIP, OPT_NOOUT, OPT_TRUSTOUT, OPT_CLRTRUST,
62 OPT_CLRREJECT, OPT_ALIAS, OPT_CACREATESERIAL, OPT_CLREXT, OPT_OCSPID,
65 OPT_BADSIG, OPT_MD, OPT_ENGINE, OPT_NOCERT, OPT_PRESERVE_DATES,
66 OPT_R_ENUM, OPT_PROV_ENUM, OPT_EXT
69 const OPTIONS x509_options[] = {
70 OPT_SECTION("General"),
71 {"help", OPT_HELP, '-', "Display this summary"},
72 #ifndef OPENSSL_NO_ENGINE
73 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
76 {"inform", OPT_INFORM, 'f',
77 "CSR input format (DER or PEM) - default PEM"},
78 {"in", OPT_IN, '<', "Input file - default stdin"},
79 {"passin", OPT_PASSIN, 's', "Private key and cert file pass-phrase source"},
80 {"outform", OPT_OUTFORM, 'f',
81 "Output format (DER or PEM) - default PEM"},
82 {"out", OPT_OUT, '>', "Output file - default stdout"},
83 {"keyform", OPT_KEYFORM, 'E', "Private key format (ENGINE, other values ignored)"},
84 {"req", OPT_REQ, '-', "Input is a certificate request, sign and output"},
85 {"vfyopt", OPT_VFYOPT, 's', "Verification parameter in n:v form"},
87 OPT_SECTION("Output"),
88 {"serial", OPT_SERIAL, '-', "Print serial number value"},
89 {"subject_hash", OPT_HASH, '-', "Print subject hash value"},
90 {"issuer_hash", OPT_ISSUER_HASH, '-', "Print issuer hash value"},
91 {"hash", OPT_HASH, '-', "Synonym for -subject_hash"},
92 {"subject", OPT_SUBJECT, '-', "Print subject DN"},
93 {"issuer", OPT_ISSUER, '-', "Print issuer DN"},
94 {"email", OPT_EMAIL, '-', "Print email address(es)"},
95 {"purpose", OPT_PURPOSE, '-', "Print out certificate purposes"},
96 {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
97 {"pubkey", OPT_PUBKEY, '-', "Output the public key"},
98 {"fingerprint", OPT_FINGERPRINT, '-', "Print the certificate fingerprint"},
99 {"alias", OPT_ALIAS, '-', "Output certificate alias"},
100 {"noout", OPT_NOOUT, '-', "No output, just status"},
101 {"ocspid", OPT_OCSPID, '-',
102 "Print OCSP hash values for the subject name and public key"},
103 {"ocsp_uri", OPT_OCSP_URI, '-', "Print OCSP Responder URL(s)"},
104 {"nocert", OPT_NOCERT, '-', "No certificate output"},
105 {"trustout", OPT_TRUSTOUT, '-', "Output a trusted certificate"},
106 {"x509toreq", OPT_X509TOREQ, '-',
107 "Output a certification request object"},
108 {"checkend", OPT_CHECKEND, 'M',
109 "Check whether the cert expires in the next arg seconds"},
110 {OPT_MORE_STR, 1, 1, "Exit 1 if so, 0 if not"},
111 {"text", OPT_TEXT, '-', "Print the certificate in text form"},
112 {"ext", OPT_EXT, 's', "Print various X509V3 extensions"},
113 #ifndef OPENSSL_NO_MD5
114 {"subject_hash_old", OPT_SUBJECT_HASH_OLD, '-',
115 "Print old-style (MD5) subject hash value"},
116 {"issuer_hash_old", OPT_ISSUER_HASH_OLD, '-',
117 "Print old-style (MD5) issuer hash value"},
119 {"nameopt", OPT_NAMEOPT, 's', "Certificate subject/issuer name printing options"},
121 OPT_SECTION("Certificate"),
122 {"startdate", OPT_STARTDATE, '-', "Set notBefore field"},
123 {"enddate", OPT_ENDDATE, '-', "Set notAfter field"},
124 {"dates", OPT_DATES, '-', "Both Before and After dates"},
125 {"clrtrust", OPT_CLRTRUST, '-', "Clear all trusted purposes"},
126 {"clrext", OPT_CLREXT, '-', "Clear all certificate extensions"},
127 {"addtrust", OPT_ADDTRUST, 's', "Trust certificate for a given purpose"},
128 {"addreject", OPT_ADDREJECT, 's',
129 "Reject certificate for a given purpose"},
130 {"setalias", OPT_SETALIAS, 's', "Set certificate alias"},
131 {"days", OPT_DAYS, 'n',
132 "How long till expiry of a signed certificate - def 30 days"},
133 {"signkey", OPT_SIGNKEY, 's', "Self-sign cert with arg"},
134 {"set_serial", OPT_SET_SERIAL, 's', "Serial number to use"},
135 {"extensions", OPT_EXTENSIONS, 's', "Section from config file to use"},
136 {"certopt", OPT_CERTOPT, 's', "Various certificate text options"},
137 {"checkhost", OPT_CHECKHOST, 's', "Check certificate matches host"},
138 {"checkemail", OPT_CHECKEMAIL, 's', "Check certificate matches email"},
139 {"checkip", OPT_CHECKIP, 's', "Check certificate matches ipaddr"},
140 {"force_pubkey", OPT_FORCE_PUBKEY, '<', "Force the key to put inside certificate"},
141 {"subj", OPT_SUBJ, 's', "Set or override certificate subject (and issuer)"},
144 {"CA", OPT_CA, '<', "Set the CA certificate, must be PEM format"},
145 {"CAkey", OPT_CAKEY, 's',
146 "The CA key, must be PEM format; if not in CAfile"},
147 {"extfile", OPT_EXTFILE, '<', "File with X509V3 extensions to add"},
150 {"CAform", OPT_CAFORM, 'F', "CA cert format (PEM/DER/P12); has no effect"},
151 {"CAkeyform", OPT_CAKEYFORM, 'E', "CA key format (ENGINE, other values ignored)"},
152 {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
153 {"CAcreateserial", OPT_CACREATESERIAL, '-',
154 "Create serial number file if it does not exist"},
155 {"CAserial", OPT_CASERIAL, 's', "Serial file"},
156 {"new", OPT_NEW, '-', "Generate a certificate from scratch"},
157 {"next_serial", OPT_NEXT_SERIAL, '-', "Increment current certificate serial number"},
158 {"clrreject", OPT_CLRREJECT, '-',
159 "Clears all the prohibited or rejected uses of the certificate"},
160 {"badsig", OPT_BADSIG, '-', "Corrupt last byte of certificate signature (for test)"},
161 {"", OPT_MD, '-', "Any supported digest"},
162 {"preserve_dates", OPT_PRESERVE_DATES, '-', "preserve existing dates when signing"},
166 int x509_main(int argc, char **argv)
168 ASN1_INTEGER *sno = NULL;
169 ASN1_OBJECT *objtmp = NULL;
171 CONF *extconf = NULL;
172 EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
175 X509_NAME *fsubj = NULL;
176 const unsigned long chtype = MBSTRING_ASC;
177 const int multirdn = 1;
178 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
179 STACK_OF(OPENSSL_STRING) *sigopts = NULL, *vfyopts = NULL;
180 X509 *x = NULL, *xca = NULL;
181 X509_REQ *req = NULL, *rq = NULL;
182 X509_STORE *ctx = NULL;
183 const EVP_MD *digest = NULL;
184 char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL;
185 char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL;
186 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
187 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
189 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
190 int CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
191 int fingerprint = 0, reqfile = 0, checkend = 0;
192 int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
193 int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
194 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
195 int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
196 int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
197 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0;
199 time_t checkoffset = 0;
200 unsigned long certflag = 0;
201 int preserve_dates = 0;
204 #ifndef OPENSSL_NO_MD5
205 int subject_hash_old = 0, issuer_hash_old = 0;
208 ctx = X509_STORE_new();
211 X509_STORE_set_verify_cb(ctx, callb);
213 prog = opt_init(argc, argv, x509_options);
214 while ((o = opt_next()) != OPT_EOF) {
219 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
222 opt_help(x509_options);
226 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
233 if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
237 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyformat))
241 if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAformat))
245 if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAkeyformat))
257 sigopts = sk_OPENSSL_STRING_new_null();
258 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
263 vfyopts = sk_OPENSSL_STRING_new_null();
264 if (!vfyopts || !sk_OPENSSL_STRING_push(vfyopts, opt_arg()))
270 days = atoi(opt_arg());
273 passinarg = opt_arg();
283 if (!opt_provider(o))
298 CAkeyfile = opt_arg();
301 CAserial = opt_arg();
305 BIO_printf(bio_err, "Serial number supplied twice\n");
308 if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
314 case OPT_FORCE_PUBKEY:
315 fkeyfile = opt_arg();
321 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
323 "%s: Invalid trust object value %s\n",
327 if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
329 sk_ASN1_OBJECT_push(trust, objtmp);
334 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
336 "%s: Invalid reject object value %s\n",
341 && (reject = sk_ASN1_OBJECT_new_null()) == NULL)
343 sk_ASN1_OBJECT_push(reject, objtmp);
352 if (!set_cert_ex(&certflag, opt_arg()))
356 if (!set_nameopt(opt_arg()))
360 e = setup_engine(opt_arg(), 0);
371 case OPT_NEXT_SERIAL:
392 case OPT_FINGERPRINT:
396 subject_hash = ++num;
398 case OPT_ISSUER_HASH:
432 case OPT_CACREATESERIAL:
433 CA_createserial = ++num;
444 #ifndef OPENSSL_NO_MD5
445 case OPT_SUBJECT_HASH_OLD:
446 subject_hash_old = ++num;
448 case OPT_ISSUER_HASH_OLD:
449 issuer_hash_old = ++num;
452 case OPT_SUBJECT_HASH_OLD:
453 case OPT_ISSUER_HASH_OLD:
464 if (!opt_imax(opt_arg(), &temp))
466 checkoffset = (time_t)temp;
467 if ((intmax_t)checkoffset != temp) {
468 BIO_printf(bio_err, "%s: Checkend time out of range %s\n",
475 checkhost = opt_arg();
478 checkemail = opt_arg();
483 case OPT_PRESERVE_DATES:
484 if (days != DEF_DAYS)
489 if (!opt_md(opt_unknown(), &digest))
494 /* No extra arguments. */
495 argc = opt_num_rest();
499 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
500 BIO_printf(bio_err, "Error getting password\n");
504 if (!X509_STORE_set_default_paths_ex(ctx, app_get0_libctx(),
506 ERR_print_errors(bio_err);
510 if (newcert && infile != NULL) {
511 BIO_printf(bio_err, "The -in option must not be used since -new is set\n");
514 if (newcert && fkeyfile == NULL) {
516 "The -new option requires a public key to be set using -force_pubkey\n");
519 if (fkeyfile != NULL) {
520 fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "forced key");
525 if (newcert && subj == NULL) {
527 "The -new option requires a subject to be set using -subj\n");
531 && (fsubj = parse_name(subj, chtype, multirdn, "subject")) == NULL)
534 if (CAkeyfile == NULL && CA_flag && CAformat == FORMAT_PEM) {
536 } else if (CA_flag && CAkeyfile == NULL) {
538 "Need to specify a CAkey if using the CA command\n");
540 } else if (!CA_flag && CAkeyfile != NULL) {
542 "Ignoring -CAkey option since no -CA option is given\n");
545 if (extfile != NULL) {
547 if ((extconf = app_load_config(extfile)) == NULL)
549 if (extsect == NULL) {
550 extsect = NCONF_get_string(extconf, "default", "extensions");
551 if (extsect == NULL) {
556 X509V3_set_ctx_test(&ctx2);
557 X509V3_set_nconf(&ctx2, extconf);
558 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
560 "Error checking extension section %s\n", extsect);
561 ERR_print_errors(bio_err);
569 req = load_csr(infile, informat, "certificate request input");
573 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) {
574 BIO_printf(bio_err, "Error unpacking public key\n");
577 i = do_X509_REQ_verify(req, pkey, vfyopts);
579 BIO_printf(bio_err, "Request self-signature verification error\n");
580 ERR_print_errors(bio_err);
585 "Request self-signature did not match the certificate request\n");
588 BIO_printf(bio_err, "Request self-signature ok\n");
591 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
595 if (reqfile || newcert) {
598 if (!sign_flag && CAkeyfile == NULL) {
600 "We need a private key to sign with, use -signkey or -CAkey or -CA <file> with private key\n");
603 if ((x = X509_new_ex(app_get0_libctx(), app_get0_propq())) == NULL)
607 sno = ASN1_INTEGER_new();
608 if (sno == NULL || !rand_serial(NULL, sno))
610 if (!X509_set_serialNumber(x, sno))
612 ASN1_INTEGER_free(sno);
614 } else if (!X509_set_serialNumber(x, sno)) {
618 n = req == NULL ? fsubj : X509_REQ_get_subject_name(req);
619 if (!X509_set_issuer_name(x, n) || !X509_set_subject_name(x, n))
621 if (!set_cert_times(x, NULL, NULL, days))
624 if (!X509_set_pubkey(x, fkey != NULL ? fkey : X509_REQ_get0_pubkey(req)))
627 x = load_cert_pass(infile, 1, passin, "certificate");
630 if (fkey != NULL && !X509_set_pubkey(x, fkey))
632 if (fsubj != NULL && !X509_set_subject_name(x, fsubj))
637 xca = load_cert_pass(CAfile, 1, passin, "CA certificate");
642 out = bio_open_default(outfile, 'w', outformat);
646 if (!noout || text || next_serial)
647 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
650 X509_alias_set1(x, (unsigned char *)alias, -1);
655 X509_reject_clear(x);
658 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
659 objtmp = sk_ASN1_OBJECT_value(trust, i);
660 X509_add1_trust_object(x, objtmp);
665 if (reject != NULL) {
666 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
667 objtmp = sk_ASN1_OBJECT_value(reject, i);
668 X509_add1_reject_object(x, objtmp);
674 const ASN1_BIT_STRING *signature;
676 X509_get0_signature(&signature, NULL, x);
677 corrupt_signature(signature);
681 for (i = 1; i <= num; i++) {
683 print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt());
684 } else if (subject == i) {
685 print_name(out, "subject=",
686 X509_get_subject_name(x), get_nameopt());
687 } else if (serial == i) {
688 BIO_printf(out, "serial=");
689 i2a_ASN1_INTEGER(out, X509_get0_serialNumber(x));
690 BIO_printf(out, "\n");
691 } else if (next_serial == i) {
692 ASN1_INTEGER *ser = X509_get_serialNumber(x);
693 BIGNUM *bnser = ASN1_INTEGER_to_BN(ser, NULL);
697 if (!BN_add_word(bnser, 1))
699 ser = BN_to_ASN1_INTEGER(bnser, NULL);
703 i2a_ASN1_INTEGER(out, ser);
704 ASN1_INTEGER_free(ser);
706 } else if (email == i || ocsp_uri == i) {
708 STACK_OF(OPENSSL_STRING) *emlst;
710 emlst = X509_get1_email(x);
712 emlst = X509_get1_ocsp(x);
713 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
714 BIO_printf(out, "%s\n",
715 sk_OPENSSL_STRING_value(emlst, j));
716 X509_email_free(emlst);
717 } else if (aliasout == i) {
718 unsigned char *alstr;
719 alstr = X509_alias_get0(x, NULL);
721 BIO_printf(out, "%s\n", alstr);
723 BIO_puts(out, "<No Alias>\n");
724 } else if (subject_hash == i) {
725 BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
727 #ifndef OPENSSL_NO_MD5
728 else if (subject_hash_old == i) {
729 BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
732 else if (issuer_hash == i) {
733 BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
735 #ifndef OPENSSL_NO_MD5
736 else if (issuer_hash_old == i) {
737 BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
740 else if (pprint == i) {
743 BIO_printf(out, "Certificate purposes:\n");
744 for (j = 0; j < X509_PURPOSE_get_count(); j++) {
745 ptmp = X509_PURPOSE_get0(j);
746 purpose_print(out, x, ptmp);
748 } else if (modulus == i) {
751 pkey = X509_get0_pubkey(x);
753 BIO_printf(bio_err, "Modulus=unavailable\n");
754 ERR_print_errors(bio_err);
757 BIO_printf(out, "Modulus=");
758 #ifndef OPENSSL_NO_RSA
759 if (EVP_PKEY_is_a(pkey, "RSA")) {
762 /* Every RSA key has an 'n' */
763 EVP_PKEY_get_bn_param(pkey, "n", &n);
768 #ifndef OPENSSL_NO_DSA
769 if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) {
770 const BIGNUM *dsapub = NULL;
771 DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL);
772 BN_print(out, dsapub);
776 BIO_printf(out, "Wrong Algorithm type");
778 BIO_printf(out, "\n");
779 } else if (pubkey == i) {
782 pkey = X509_get0_pubkey(x);
784 BIO_printf(bio_err, "Error getting public key\n");
785 ERR_print_errors(bio_err);
788 PEM_write_bio_PUBKEY(out, pkey);
789 } else if (text == i) {
790 X509_print_ex(out, x, get_nameopt(), certflag);
791 } else if (startdate == i) {
792 BIO_puts(out, "notBefore=");
793 ASN1_TIME_print(out, X509_get0_notBefore(x));
795 } else if (enddate == i) {
796 BIO_puts(out, "notAfter=");
797 ASN1_TIME_print(out, X509_get0_notAfter(x));
799 } else if (fingerprint == i) {
802 unsigned char md[EVP_MAX_MD_SIZE];
803 const EVP_MD *fdig = digest;
808 if (!X509_digest(x, fdig, md, &n)) {
809 BIO_printf(bio_err, "Out of memory\n");
812 BIO_printf(out, "%s Fingerprint=",
813 OBJ_nid2sn(EVP_MD_type(fdig)));
814 for (j = 0; j < (int)n; j++) {
815 BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
820 /* should be in the library */
821 else if (sign_flag == i && x509req == 0) {
823 Upkey = load_key(keyfile, keyformat, 0,
824 passin, e, "private key");
828 if (fkey == NULL && !X509_set_pubkey(x, Upkey))
830 if (!sign(x, Upkey, x /* self-issuing */, sigopts, days, clrext,
831 digest, extconf, extsect, preserve_dates)) {
832 ERR_print_errors(bio_err);
835 } else if (CA_flag == i) {
836 if (CAkeyfile != NULL) {
837 CApkey = load_key(CAkeyfile, CAkeyformat,
838 0, passin, e, "CA private key");
843 if (!x509_certify(ctx, CAfile, digest, x, xca,
845 CAserial, CA_createserial, days, clrext,
846 extconf, extsect, sno, reqfile, preserve_dates))
848 } else if (x509req == i) {
851 if (keyfile == NULL) {
852 BIO_printf(bio_err, "No request key file specified\n");
855 pk = load_key(keyfile, keyformat, 0,
856 passin, e, "request key");
861 rq = X509_to_X509_REQ(x, pk, digest);
864 ERR_print_errors(bio_err);
868 X509_REQ_print_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT);
869 PEM_write_bio_X509_REQ(out, rq);
872 } else if (ocspid == i) {
873 X509_ocspid_print(out, x);
874 } else if (ext == i) {
875 print_x509v3_exts(out, x, exts);
881 time_t tcheck = time(NULL) + checkoffset;
883 if (X509_cmp_time(X509_get0_notAfter(x), &tcheck) < 0) {
884 BIO_printf(out, "Certificate will expire\n");
887 BIO_printf(out, "Certificate will not expire\n");
893 print_cert_checks(out, x, checkhost, checkemail, checkip);
895 if (noout || nocert) {
900 if (outformat == FORMAT_ASN1) {
901 i = i2d_X509_bio(out, x);
902 } else if (outformat == FORMAT_PEM) {
904 i = PEM_write_bio_X509_AUX(out, x);
906 i = PEM_write_bio_X509(out, x);
908 BIO_printf(bio_err, "Bad output format specified for outfile\n");
912 BIO_printf(bio_err, "Unable to write certificate\n");
913 ERR_print_errors(bio_err);
920 X509_STORE_free(ctx);
921 X509_NAME_free(fsubj);
925 EVP_PKEY_free(Upkey);
926 EVP_PKEY_free(CApkey);
928 sk_OPENSSL_STRING_free(sigopts);
929 sk_OPENSSL_STRING_free(vfyopts);
931 ASN1_INTEGER_free(sno);
932 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
933 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
934 ASN1_OBJECT_free(objtmp);
940 static ASN1_INTEGER *x509_load_serial(const char *CAfile,
941 const char *serialfile, int create)
944 ASN1_INTEGER *bs = NULL;
945 BIGNUM *serial = NULL;
947 if (serialfile == NULL) {
948 const char *p = strrchr(CAfile, '.');
949 size_t len = p != NULL ? (size_t)(p - CAfile) : strlen(CAfile);
951 buf = app_malloc(len + sizeof(POSTFIX), "serial# buffer");
952 memcpy(buf, CAfile, len);
953 memcpy(buf + len, POSTFIX, sizeof(POSTFIX));
957 serial = load_serial(serialfile, create, NULL);
961 if (!BN_add_word(serial, 1)) {
962 BIO_printf(bio_err, "Serial number increment failure\n");
966 if (!save_serial(serialfile, NULL, serial, &bs))
975 static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
976 X509 *x, X509 *xca, EVP_PKEY *pkey,
977 STACK_OF(OPENSSL_STRING) *sigopts,
978 const char *serialfile, int create,
979 int days, int clrext, CONF *conf, const char *section,
980 ASN1_INTEGER *sno, int reqfile, int preserve_dates)
983 ASN1_INTEGER *bs = NULL;
984 X509_STORE_CTX *xsc = NULL;
987 upkey = X509_get0_pubkey(xca);
989 BIO_printf(bio_err, "Error obtaining CA X509 public key\n");
992 EVP_PKEY_copy_parameters(upkey, pkey);
994 xsc = X509_STORE_CTX_new();
995 if (xsc == NULL || !X509_STORE_CTX_init(xsc, ctx, x, NULL)) {
996 BIO_printf(bio_err, "Error initialising X509 store\n");
1001 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL)
1005 * NOTE: this certificate can/should be self-signed, unless it was a
1006 * certificate request in which case it is not.
1008 X509_STORE_CTX_set_cert(xsc, x);
1009 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1010 if (!reqfile && X509_verify_cert(xsc) <= 0)
1013 if (!X509_check_private_key(xca, pkey)) {
1015 "CA certificate and CA private key do not match\n");
1019 if (!X509_set_serialNumber(x, bs))
1022 if (!sign(x, pkey, xca, sigopts, days, clrext, digest,
1023 conf, section, preserve_dates))
1028 X509_STORE_CTX_free(xsc);
1030 ERR_print_errors(bio_err);
1032 ASN1_INTEGER_free(bs);
1036 static int callb(int ok, X509_STORE_CTX *ctx)
1042 * It is ok to use a self-signed certificate. This case will catch both
1043 * the initial ok == 0 and the final ok == 1 calls to this function.
1045 err = X509_STORE_CTX_get_error(ctx);
1046 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1050 * BAD we should have gotten an error. Normally if everything worked
1051 * X509_STORE_CTX_get_error(ctx) will still be set to
1052 * DEPTH_ZERO_SELF_....
1056 "Error with certificate to be certified - should be self-signed\n");
1059 err_cert = X509_STORE_CTX_get_current_cert(ctx);
1060 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0);
1062 "Error with certificate - error %d at depth %d\n%s\n", err,
1063 X509_STORE_CTX_get_error_depth(ctx),
1064 X509_verify_cert_error_string(err));
1069 static int sign(X509 *x, EVP_PKEY *pkey, X509 *issuer,
1070 STACK_OF(OPENSSL_STRING) *sigopts,
1071 int days, int clrext,
1072 const EVP_MD *digest, CONF *conf, const char *section,
1075 if (!X509_set_issuer_name(x, X509_get_subject_name(issuer)))
1078 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1082 while (X509_get_ext_count(x) > 0)
1083 X509_delete_ext(x, 0);
1088 X509V3_set_ctx(&ext_ctx, issuer, x, NULL, NULL, X509V3_CTX_REPLACE);
1089 X509V3_set_nconf(&ext_ctx, conf);
1090 if (!X509V3_EXT_add_nconf(conf, &ext_ctx, section, x)) {
1092 "Error adding extensions from section %s\n", section);
1096 return do_X509_sign(x, pkey, digest, sigopts);
1099 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1103 id = X509_PURPOSE_get_id(pt);
1104 pname = X509_PURPOSE_get0_name(pt);
1105 for (i = 0; i < 2; i++) {
1106 idret = X509_check_purpose(cert, id, i);
1107 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1109 BIO_printf(bio, "Yes\n");
1110 else if (idret == 0)
1111 BIO_printf(bio, "No\n");
1113 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1118 static int parse_ext_names(char *names, const char **result)
1121 int cnt = 0, len = 0;
1124 len = strlen(names);
1126 while (q - names <= len) {
1127 if (*q != ',' && *q != '\0') {
1133 if (result != NULL) {
1145 static int print_x509v3_exts(BIO *bio, X509 *x, const char *ext_names)
1147 const STACK_OF(X509_EXTENSION) *exts = NULL;
1148 STACK_OF(X509_EXTENSION) *exts2 = NULL;
1149 X509_EXTENSION *ext = NULL;
1151 int i, j, ret = 0, num, nn = 0;
1152 const char *sn, **names = NULL;
1153 char *tmp_ext_names = NULL;
1155 exts = X509_get0_extensions(x);
1156 if ((num = sk_X509_EXTENSION_num(exts)) <= 0) {
1157 BIO_printf(bio, "No extensions in certificate\n");
1162 /* parse comma separated ext name string */
1163 if ((tmp_ext_names = OPENSSL_strdup(ext_names)) == NULL)
1165 if ((nn = parse_ext_names(tmp_ext_names, NULL)) == 0) {
1166 BIO_printf(bio, "Invalid extension names: %s\n", ext_names);
1169 if ((names = OPENSSL_malloc(sizeof(char *) * nn)) == NULL)
1171 parse_ext_names(tmp_ext_names, names);
1173 for (i = 0; i < num; i++) {
1174 ext = sk_X509_EXTENSION_value(exts, i);
1176 /* check if this ext is what we want */
1177 obj = X509_EXTENSION_get_object(ext);
1178 sn = OBJ_nid2sn(OBJ_obj2nid(obj));
1179 if (sn == NULL || strcmp(sn, "UNDEF") == 0)
1182 for (j = 0; j < nn; j++) {
1183 if (strcmp(sn, names[j]) == 0) {
1184 /* push the extension into a new stack */
1186 && (exts2 = sk_X509_EXTENSION_new_null()) == NULL)
1188 if (!sk_X509_EXTENSION_push(exts2, ext))
1194 if (!sk_X509_EXTENSION_num(exts2)) {
1195 BIO_printf(bio, "No extensions matched with %s\n", ext_names);
1200 ret = X509V3_extensions_print(bio, NULL, exts2, 0, 0);
1202 sk_X509_EXTENSION_free(exts2);
1203 OPENSSL_free(names);
1204 OPENSSL_free(tmp_ext_names);