2 * Copyright 1995-2018 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
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, EVP_PKEY *fkey, int days, int clrext,
37 const EVP_MD *digest, CONF *conf, const char *section,
39 static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
40 X509 *x, X509 *xca, EVP_PKEY *pkey,
41 STACK_OF(OPENSSL_STRING) *sigopts, const char *serialfile,
42 int create, int days, int clrext, CONF *conf,
43 const char *section, ASN1_INTEGER *sno, int reqfile,
45 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
46 static int print_x509v3_exts(BIO *bio, X509 *x, const char *exts);
48 typedef enum OPTION_choice {
49 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
50 OPT_INFORM, OPT_OUTFORM, OPT_KEYFORM, OPT_REQ, OPT_CAFORM,
51 OPT_CAKEYFORM, OPT_SIGOPT, OPT_DAYS, OPT_PASSIN, OPT_EXTFILE,
52 OPT_EXTENSIONS, OPT_IN, OPT_OUT, OPT_SIGNKEY, OPT_CA, OPT_CAKEY,
53 OPT_CASERIAL, OPT_SET_SERIAL, OPT_NEW, OPT_FORCE_PUBKEY, OPT_SUBJ,
54 OPT_ADDTRUST, OPT_ADDREJECT, OPT_SETALIAS, OPT_CERTOPT, OPT_NAMEOPT,
55 OPT_C, OPT_EMAIL, OPT_OCSP_URI, OPT_SERIAL, OPT_NEXT_SERIAL,
56 OPT_MODULUS, OPT_PUBKEY, OPT_X509TOREQ, OPT_TEXT, OPT_HASH,
57 OPT_ISSUER_HASH, OPT_SUBJECT, OPT_ISSUER, OPT_FINGERPRINT, OPT_DATES,
58 OPT_PURPOSE, OPT_STARTDATE, OPT_ENDDATE, OPT_CHECKEND, OPT_CHECKHOST,
59 OPT_CHECKEMAIL, OPT_CHECKIP, OPT_NOOUT, OPT_TRUSTOUT, OPT_CLRTRUST,
60 OPT_CLRREJECT, OPT_ALIAS, OPT_CACREATESERIAL, OPT_CLREXT, OPT_OCSPID,
63 OPT_BADSIG, OPT_MD, OPT_ENGINE, OPT_NOCERT, OPT_PRESERVE_DATES,
64 OPT_R_ENUM, OPT_PROV_ENUM, OPT_EXT
67 const OPTIONS x509_options[] = {
68 OPT_SECTION("General"),
69 {"help", OPT_HELP, '-', "Display this summary"},
70 #ifndef OPENSSL_NO_ENGINE
71 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
74 {"inform", OPT_INFORM, 'f',
75 "Input format - default PEM (one of DER or PEM)"},
76 {"in", OPT_IN, '<', "Input file - default stdin"},
77 {"passin", OPT_PASSIN, 's', "Private key password/pass-phrase source"},
78 {"outform", OPT_OUTFORM, 'f',
79 "Output format - default PEM (one of DER or PEM)"},
80 {"out", OPT_OUT, '>', "Output file - default stdout"},
81 {"keyform", OPT_KEYFORM, 'E', "Private key format - default PEM"},
82 {"req", OPT_REQ, '-', "Input is a certificate request, sign and output"},
84 OPT_SECTION("Output"),
85 {"serial", OPT_SERIAL, '-', "Print serial number value"},
86 {"subject_hash", OPT_HASH, '-', "Print subject hash value"},
87 {"issuer_hash", OPT_ISSUER_HASH, '-', "Print issuer hash value"},
88 {"hash", OPT_HASH, '-', "Synonym for -subject_hash"},
89 {"subject", OPT_SUBJECT, '-', "Print subject DN"},
90 {"issuer", OPT_ISSUER, '-', "Print issuer DN"},
91 {"email", OPT_EMAIL, '-', "Print email address(es)"},
92 {"purpose", OPT_PURPOSE, '-', "Print out certificate purposes"},
93 {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
94 {"pubkey", OPT_PUBKEY, '-', "Output the public key"},
95 {"fingerprint", OPT_FINGERPRINT, '-', "Print the certificate fingerprint"},
96 {"alias", OPT_ALIAS, '-', "Output certificate alias"},
97 {"noout", OPT_NOOUT, '-', "No output, just status"},
98 {"ocspid", OPT_OCSPID, '-',
99 "Print OCSP hash values for the subject name and public key"},
100 {"ocsp_uri", OPT_OCSP_URI, '-', "Print OCSP Responder URL(s)"},
101 {"nocert", OPT_NOCERT, '-', "No certificate output"},
102 {"trustout", OPT_TRUSTOUT, '-', "Output a trusted certificate"},
103 {"x509toreq", OPT_X509TOREQ, '-',
104 "Output a certification request object"},
105 {"checkend", OPT_CHECKEND, 'M',
106 "Check whether the cert expires in the next arg seconds"},
107 {OPT_MORE_STR, 1, 1, "Exit 1 if so, 0 if not"},
108 {"text", OPT_TEXT, '-', "Print the certificate in text form"},
109 {"ext", OPT_EXT, 's', "Print various X509V3 extensions"},
110 {"C", OPT_C, '-', "Print out C code forms"},
111 #ifndef OPENSSL_NO_MD5
112 {"subject_hash_old", OPT_SUBJECT_HASH_OLD, '-',
113 "Print old-style (MD5) issuer hash value"},
114 {"issuer_hash_old", OPT_ISSUER_HASH_OLD, '-',
115 "Print old-style (MD5) subject hash value"},
117 {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
119 OPT_SECTION("Certificate"),
120 {"startdate", OPT_STARTDATE, '-', "Set notBefore field"},
121 {"enddate", OPT_ENDDATE, '-', "Set notAfter field"},
122 {"dates", OPT_DATES, '-', "Both Before and After dates"},
123 {"clrtrust", OPT_CLRTRUST, '-', "Clear all trusted purposes"},
124 {"clrext", OPT_CLREXT, '-', "Clear all certificate extensions"},
125 {"addtrust", OPT_ADDTRUST, 's', "Trust certificate for a given purpose"},
126 {"addreject", OPT_ADDREJECT, 's',
127 "Reject certificate for a given purpose"},
128 {"setalias", OPT_SETALIAS, 's', "Set certificate alias"},
129 {"days", OPT_DAYS, 'n',
130 "How long till expiry of a signed certificate - def 30 days"},
131 {"signkey", OPT_SIGNKEY, 's', "Self sign cert with arg"},
132 {"set_serial", OPT_SET_SERIAL, 's', "Serial number to use"},
133 {"extensions", OPT_EXTENSIONS, 's', "Section from config file to use"},
134 {"certopt", OPT_CERTOPT, 's', "Various certificate text options"},
135 {"checkhost", OPT_CHECKHOST, 's', "Check certificate matches host"},
136 {"checkemail", OPT_CHECKEMAIL, 's', "Check certificate matches email"},
137 {"checkip", OPT_CHECKIP, 's', "Check certificate matches ipaddr"},
138 {"force_pubkey", OPT_FORCE_PUBKEY, '<', "Force the key to put inside certificate"},
139 {"subj", OPT_SUBJ, 's', "Set or override certificate subject (and issuer)"},
142 {"CA", OPT_CA, '<', "Set the CA certificate, must be PEM format"},
143 {"CAkey", OPT_CAKEY, 's',
144 "The CA key, must be PEM format; if not in CAfile"},
145 {"extfile", OPT_EXTFILE, '<', "File with X509V3 extensions to add"},
148 {"CAform", OPT_CAFORM, 'F', "CA format - default PEM"},
149 {"CAkeyform", OPT_CAKEYFORM, 'E', "CA key format - default PEM"},
150 {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
151 {"CAcreateserial", OPT_CACREATESERIAL, '-',
152 "Create serial number file if it does not exist"},
153 {"CAserial", OPT_CASERIAL, 's', "Serial file"},
154 {"new", OPT_NEW, '-', "Generate a certificate from scratch"},
155 {"next_serial", OPT_NEXT_SERIAL, '-', "Increment current certificate serial number"},
156 {"clrreject", OPT_CLRREJECT, '-',
157 "Clears all the prohibited or rejected uses of the certificate"},
158 {"badsig", OPT_BADSIG, '-', "Corrupt last byte of certificate signature (for test)"},
159 {"", OPT_MD, '-', "Any supported digest"},
160 {"preserve_dates", OPT_PRESERVE_DATES, '-', "preserve existing dates when signing"},
164 int x509_main(int argc, char **argv)
166 ASN1_INTEGER *sno = NULL;
167 ASN1_OBJECT *objtmp = NULL;
169 CONF *extconf = NULL;
170 EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
173 X509_NAME *fsubj = NULL;
174 const unsigned long chtype = MBSTRING_ASC;
175 const int multirdn = 0;
176 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
177 STACK_OF(OPENSSL_STRING) *sigopts = NULL;
178 X509 *x = NULL, *xca = NULL;
179 X509_REQ *req = NULL, *rq = NULL;
180 X509_STORE *ctx = NULL;
181 const EVP_MD *digest = NULL;
182 char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL;
183 char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL;
184 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
185 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
187 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
188 int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
189 int fingerprint = 0, reqfile = 0, checkend = 0;
190 int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
191 int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
192 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
193 int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
194 int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
195 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0;
197 time_t checkoffset = 0;
198 unsigned long certflag = 0;
199 int preserve_dates = 0;
202 #ifndef OPENSSL_NO_MD5
203 int subject_hash_old = 0, issuer_hash_old = 0;
206 ctx = X509_STORE_new();
209 X509_STORE_set_verify_cb(ctx, callb);
211 prog = opt_init(argc, argv, x509_options);
212 while ((o = opt_next()) != OPT_EOF) {
217 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
220 opt_help(x509_options);
224 if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat))
231 if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
235 if (!opt_format(opt_arg(), OPT_FMT_PDE, &keyformat))
239 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &CAformat))
243 if (!opt_format(opt_arg(), OPT_FMT_PDE, &CAkeyformat))
255 sigopts = sk_OPENSSL_STRING_new_null();
256 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
262 days = atoi(opt_arg());
265 passinarg = opt_arg();
275 if (!opt_provider(o))
290 CAkeyfile = opt_arg();
293 CAserial = opt_arg();
297 BIO_printf(bio_err, "Serial number supplied twice\n");
300 if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
306 case OPT_FORCE_PUBKEY:
307 fkeyfile = opt_arg();
313 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
315 "%s: Invalid trust object value %s\n",
319 if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
321 sk_ASN1_OBJECT_push(trust, objtmp);
326 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
328 "%s: Invalid reject object value %s\n",
333 && (reject = sk_ASN1_OBJECT_new_null()) == NULL)
335 sk_ASN1_OBJECT_push(reject, objtmp);
344 if (!set_cert_ex(&certflag, opt_arg()))
348 if (!set_nameopt(opt_arg()))
352 e = setup_engine(opt_arg(), 0);
366 case OPT_NEXT_SERIAL:
387 case OPT_FINGERPRINT:
391 subject_hash = ++num;
393 case OPT_ISSUER_HASH:
427 case OPT_CACREATESERIAL:
428 CA_createserial = ++num;
439 #ifndef OPENSSL_NO_MD5
440 case OPT_SUBJECT_HASH_OLD:
441 subject_hash_old = ++num;
443 case OPT_ISSUER_HASH_OLD:
444 issuer_hash_old = ++num;
447 case OPT_SUBJECT_HASH_OLD:
448 case OPT_ISSUER_HASH_OLD:
459 if (!opt_imax(opt_arg(), &temp))
461 checkoffset = (time_t)temp;
462 if ((intmax_t)checkoffset != temp) {
463 BIO_printf(bio_err, "%s: checkend time out of range %s\n",
470 checkhost = opt_arg();
473 checkemail = opt_arg();
478 case OPT_PRESERVE_DATES:
479 if (days != DEF_DAYS)
484 if (!opt_md(opt_unknown(), &digest))
488 argc = opt_num_rest();
491 BIO_printf(bio_err, "%s: Unknown parameter %s\n", prog, argv[0]);
495 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
496 BIO_printf(bio_err, "Error getting password\n");
500 if (!X509_STORE_set_default_paths(ctx)) {
501 ERR_print_errors(bio_err);
505 if (newcert && infile != NULL) {
506 BIO_printf(bio_err, "The -in option must not be used since -new is set\n");
509 if (newcert && fkeyfile == NULL) {
511 "The -new option requires a public key to be set using -force_pubkey\n");
514 if (fkeyfile != NULL) {
515 fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "Forced key");
520 if (newcert && subj == NULL) {
522 "The -new option requires a subject to be set using -subj\n");
525 if (subj != NULL && (fsubj = parse_name(subj, chtype, multirdn)) == NULL)
528 if (CAkeyfile == NULL && CA_flag && CAformat == FORMAT_PEM) {
530 } else if (CA_flag && CAkeyfile == NULL) {
532 "need to specify a CAkey if using the CA command\n");
534 } else if (!CA_flag && CAkeyfile != NULL) {
536 "ignoring -CAkey option since no -CA option is given\n");
539 if (extfile != NULL) {
541 if ((extconf = app_load_config(extfile)) == NULL)
543 if (extsect == NULL) {
544 extsect = NCONF_get_string(extconf, "default", "extensions");
545 if (extsect == NULL) {
550 X509V3_set_ctx_test(&ctx2);
551 X509V3_set_nconf(&ctx2, extconf);
552 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
554 "Error Loading extension section %s\n", extsect);
555 ERR_print_errors(bio_err);
564 in = bio_open_default(infile, 'r', informat);
567 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
571 ERR_print_errors(bio_err);
575 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) {
576 BIO_printf(bio_err, "error unpacking public key\n");
579 i = X509_REQ_verify(req, pkey);
581 BIO_printf(bio_err, "Request self-signature verification error\n");
582 ERR_print_errors(bio_err);
587 "Request self-signature did not match the certificate request\n");
590 BIO_printf(bio_err, "Request self-signature ok\n");
593 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
597 if (reqfile || newcert) {
600 if (!sign_flag && CAkeyfile == NULL) {
602 "We need a private key to sign with, use -signkey or -CAkey or -CA <file> with private key\n");
605 if ((x = X509_new()) == NULL)
609 sno = ASN1_INTEGER_new();
610 if (sno == NULL || !rand_serial(NULL, sno))
612 if (!X509_set_serialNumber(x, sno))
614 ASN1_INTEGER_free(sno);
616 } else if (!X509_set_serialNumber(x, sno)) {
620 n = req == NULL ? fsubj : X509_REQ_get_subject_name(req);
621 if (!X509_set_issuer_name(x, n) || !X509_set_subject_name(x, n))
623 if (!set_cert_times(x, NULL, NULL, days))
626 if (!X509_set_pubkey(x, fkey != NULL ? fkey : X509_REQ_get0_pubkey(req)))
629 x = load_cert(infile, informat, "Certificate");
632 if (fkey != NULL && !X509_set_pubkey(x, fkey))
634 if (fsubj != NULL && !X509_set_subject_name(x, fsubj))
639 xca = load_cert(CAfile, CAformat, "CA Certificate");
644 out = bio_open_default(outfile, 'w', outformat);
648 if (!noout || text || next_serial)
649 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
652 X509_alias_set1(x, (unsigned char *)alias, -1);
657 X509_reject_clear(x);
660 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
661 objtmp = sk_ASN1_OBJECT_value(trust, i);
662 X509_add1_trust_object(x, objtmp);
667 if (reject != NULL) {
668 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
669 objtmp = sk_ASN1_OBJECT_value(reject, i);
670 X509_add1_reject_object(x, objtmp);
676 const ASN1_BIT_STRING *signature;
678 X509_get0_signature(&signature, NULL, x);
679 corrupt_signature(signature);
683 for (i = 1; i <= num; i++) {
685 print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt());
686 } else if (subject == i) {
687 print_name(out, "subject=",
688 X509_get_subject_name(x), get_nameopt());
689 } else if (serial == i) {
690 BIO_printf(out, "serial=");
691 i2a_ASN1_INTEGER(out, X509_get_serialNumber(x));
692 BIO_printf(out, "\n");
693 } else if (next_serial == i) {
694 ASN1_INTEGER *ser = X509_get_serialNumber(x);
695 BIGNUM *bnser = ASN1_INTEGER_to_BN(ser, NULL);
699 if (!BN_add_word(bnser, 1))
701 ser = BN_to_ASN1_INTEGER(bnser, NULL);
705 i2a_ASN1_INTEGER(out, ser);
706 ASN1_INTEGER_free(ser);
708 } else if (email == i || ocsp_uri == i) {
710 STACK_OF(OPENSSL_STRING) *emlst;
712 emlst = X509_get1_email(x);
714 emlst = X509_get1_ocsp(x);
715 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
716 BIO_printf(out, "%s\n",
717 sk_OPENSSL_STRING_value(emlst, j));
718 X509_email_free(emlst);
719 } else if (aliasout == i) {
720 unsigned char *alstr;
721 alstr = X509_alias_get0(x, NULL);
723 BIO_printf(out, "%s\n", alstr);
725 BIO_puts(out, "<No Alias>\n");
726 } else if (subject_hash == i) {
727 BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
729 #ifndef OPENSSL_NO_MD5
730 else if (subject_hash_old == i) {
731 BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
734 else if (issuer_hash == i) {
735 BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
737 #ifndef OPENSSL_NO_MD5
738 else if (issuer_hash_old == i) {
739 BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
742 else if (pprint == i) {
745 BIO_printf(out, "Certificate purposes:\n");
746 for (j = 0; j < X509_PURPOSE_get_count(); j++) {
747 ptmp = X509_PURPOSE_get0(j);
748 purpose_print(out, x, ptmp);
750 } else if (modulus == i) {
753 pkey = X509_get0_pubkey(x);
755 BIO_printf(bio_err, "Modulus=unavailable\n");
756 ERR_print_errors(bio_err);
759 BIO_printf(out, "Modulus=");
760 #ifndef OPENSSL_NO_RSA
761 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) {
763 RSA_get0_key(EVP_PKEY_get0_RSA(pkey), &n, NULL, NULL);
767 #ifndef OPENSSL_NO_DSA
768 if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) {
769 const BIGNUM *dsapub = NULL;
770 DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL);
771 BN_print(out, dsapub);
775 BIO_printf(out, "Wrong Algorithm type");
777 BIO_printf(out, "\n");
778 } else if (pubkey == i) {
781 pkey = X509_get0_pubkey(x);
783 BIO_printf(bio_err, "Error getting public key\n");
784 ERR_print_errors(bio_err);
787 PEM_write_bio_PUBKEY(out, pkey);
793 print_name(out, "/*\n"
794 " * Subject: ", X509_get_subject_name(x), get_nameopt());
795 print_name(out, " * Issuer: ", X509_get_issuer_name(x), get_nameopt());
796 BIO_puts(out, " */\n");
798 len = i2d_X509(x, NULL);
799 m = app_malloc(len, "x509 name buffer");
800 d = (unsigned char *)m;
801 len = i2d_X509_NAME(X509_get_subject_name(x), &d);
802 print_array(out, "the_subject_name", len, (unsigned char *)m);
803 d = (unsigned char *)m;
804 len = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
805 print_array(out, "the_public_key", len, (unsigned char *)m);
806 d = (unsigned char *)m;
807 len = i2d_X509(x, &d);
808 print_array(out, "the_certificate", len, (unsigned char *)m);
810 } else if (text == i) {
811 X509_print_ex(out, x, get_nameopt(), certflag);
812 } else if (startdate == i) {
813 BIO_puts(out, "notBefore=");
814 ASN1_TIME_print(out, X509_get0_notBefore(x));
816 } else if (enddate == i) {
817 BIO_puts(out, "notAfter=");
818 ASN1_TIME_print(out, X509_get0_notAfter(x));
820 } else if (fingerprint == i) {
823 unsigned char md[EVP_MAX_MD_SIZE];
824 const EVP_MD *fdig = digest;
829 if (!X509_digest(x, fdig, md, &n)) {
830 BIO_printf(bio_err, "out of memory\n");
833 BIO_printf(out, "%s Fingerprint=",
834 OBJ_nid2sn(EVP_MD_type(fdig)));
835 for (j = 0; j < (int)n; j++) {
836 BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
841 /* should be in the library */
842 else if (sign_flag == i && x509req == 0) {
843 BIO_printf(bio_err, "Getting Private key\n");
845 Upkey = load_key(keyfile, keyformat, 0,
846 passin, e, "Private key");
851 if (!sign(x, Upkey, fkey, days, clrext, digest, extconf,
852 extsect, preserve_dates))
854 } else if (CA_flag == i) {
855 BIO_printf(bio_err, "Getting CA Private Key\n");
856 if (CAkeyfile != NULL) {
857 CApkey = load_key(CAkeyfile, CAkeyformat,
858 0, passin, e, "CA Private Key");
863 if (!x509_certify(ctx, CAfile, digest, x, xca,
865 CAserial, CA_createserial, days, clrext,
866 extconf, extsect, sno, reqfile, preserve_dates))
868 } else if (x509req == i) {
871 BIO_printf(bio_err, "Getting request Private Key\n");
872 if (keyfile == NULL) {
873 BIO_printf(bio_err, "no request key file specified\n");
876 pk = load_key(keyfile, keyformat, 0,
877 passin, e, "request key");
882 BIO_printf(bio_err, "Generating certificate request\n");
884 rq = X509_to_X509_REQ(x, pk, digest);
887 ERR_print_errors(bio_err);
891 X509_REQ_print_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT);
892 PEM_write_bio_X509_REQ(out, rq);
895 } else if (ocspid == i) {
896 X509_ocspid_print(out, x);
897 } else if (ext == i) {
898 print_x509v3_exts(out, x, exts);
904 time_t tcheck = time(NULL) + checkoffset;
906 if (X509_cmp_time(X509_get0_notAfter(x), &tcheck) < 0) {
907 BIO_printf(out, "Certificate will expire\n");
910 BIO_printf(out, "Certificate will not expire\n");
916 print_cert_checks(out, x, checkhost, checkemail, checkip);
918 if (noout || nocert) {
923 if (outformat == FORMAT_ASN1) {
924 i = i2d_X509_bio(out, x);
925 } else if (outformat == FORMAT_PEM) {
927 i = PEM_write_bio_X509_AUX(out, x);
929 i = PEM_write_bio_X509(out, x);
931 BIO_printf(bio_err, "bad output format specified for outfile\n");
935 BIO_printf(bio_err, "unable to write certificate\n");
936 ERR_print_errors(bio_err);
943 X509_STORE_free(ctx);
944 X509_NAME_free(fsubj);
948 EVP_PKEY_free(Upkey);
949 EVP_PKEY_free(CApkey);
951 sk_OPENSSL_STRING_free(sigopts);
953 ASN1_INTEGER_free(sno);
954 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
955 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
956 ASN1_OBJECT_free(objtmp);
958 OPENSSL_free(passin);
962 static ASN1_INTEGER *x509_load_serial(const char *CAfile,
963 const char *serialfile, int create)
966 ASN1_INTEGER *bs = NULL;
967 BIGNUM *serial = NULL;
969 if (serialfile == NULL) {
970 const char *p = strrchr(CAfile, '.');
971 size_t len = p != NULL ? (size_t)(p - CAfile) : strlen(CAfile);
973 buf = app_malloc(len + sizeof(POSTFIX), "serial# buffer");
974 memcpy(buf, CAfile, len);
975 memcpy(buf + len, POSTFIX, sizeof(POSTFIX));
979 serial = load_serial(serialfile, create, NULL);
983 if (!BN_add_word(serial, 1)) {
984 BIO_printf(bio_err, "add_word failure\n");
988 if (!save_serial(serialfile, NULL, serial, &bs))
997 static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
998 X509 *x, X509 *xca, EVP_PKEY *pkey,
999 STACK_OF(OPENSSL_STRING) *sigopts,
1000 const char *serialfile, int create,
1001 int days, int clrext, CONF *conf, const char *section,
1002 ASN1_INTEGER *sno, int reqfile, int preserve_dates)
1005 ASN1_INTEGER *bs = NULL;
1006 X509_STORE_CTX *xsc = NULL;
1009 upkey = X509_get0_pubkey(xca);
1010 if (upkey == NULL) {
1011 BIO_printf(bio_err, "Error obtaining CA X509 public key\n");
1014 EVP_PKEY_copy_parameters(upkey, pkey);
1016 xsc = X509_STORE_CTX_new();
1017 if (xsc == NULL || !X509_STORE_CTX_init(xsc, ctx, x, NULL)) {
1018 BIO_printf(bio_err, "Error initialising X509 store\n");
1023 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL)
1027 * NOTE: this certificate can/should be self signed, unless it was a
1028 * certificate request in which case it is not.
1030 X509_STORE_CTX_set_cert(xsc, x);
1031 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1032 if (!reqfile && X509_verify_cert(xsc) <= 0)
1035 if (!X509_check_private_key(xca, pkey)) {
1037 "CA certificate and CA private key do not match\n");
1041 if (!X509_set_issuer_name(x, X509_get_subject_name(xca)))
1043 if (!X509_set_serialNumber(x, bs))
1046 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1050 while (X509_get_ext_count(x) > 0)
1051 X509_delete_ext(x, 0);
1056 X509_set_version(x, 2); /* version 3 certificate */
1057 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1058 X509V3_set_nconf(&ctx2, conf);
1059 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x))
1063 if (!do_X509_sign(x, pkey, digest, sigopts))
1067 X509_STORE_CTX_free(xsc);
1069 ERR_print_errors(bio_err);
1071 ASN1_INTEGER_free(bs);
1075 static int callb(int ok, X509_STORE_CTX *ctx)
1081 * it is ok to use a self signed certificate This case will catch both
1082 * the initial ok == 0 and the final ok == 1 calls to this function
1084 err = X509_STORE_CTX_get_error(ctx);
1085 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1089 * BAD we should have gotten an error. Normally if everything worked
1090 * X509_STORE_CTX_get_error(ctx) will still be set to
1091 * DEPTH_ZERO_SELF_....
1095 "error with certificate to be certified - should be self signed\n");
1098 err_cert = X509_STORE_CTX_get_current_cert(ctx);
1099 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0);
1101 "error with certificate - error %d at depth %d\n%s\n", err,
1102 X509_STORE_CTX_get_error_depth(ctx),
1103 X509_verify_cert_error_string(err));
1108 /* self-issue; self-sign unless a forced public key (fkey) is given */
1109 static int sign(X509 *x, EVP_PKEY *pkey, EVP_PKEY *fkey, int days, int clrext,
1110 const EVP_MD *digest, CONF *conf, const char *section,
1114 if (!X509_set_issuer_name(x, X509_get_subject_name(x)))
1116 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1118 if (fkey == NULL && !X509_set_pubkey(x, pkey))
1121 while (X509_get_ext_count(x) > 0)
1122 X509_delete_ext(x, 0);
1126 X509_set_version(x, 2); /* version 3 certificate */
1127 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1128 X509V3_set_nconf(&ctx, conf);
1129 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x))
1132 if (!X509_sign(x, pkey, digest))
1136 ERR_print_errors(bio_err);
1140 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1144 id = X509_PURPOSE_get_id(pt);
1145 pname = X509_PURPOSE_get0_name(pt);
1146 for (i = 0; i < 2; i++) {
1147 idret = X509_check_purpose(cert, id, i);
1148 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1150 BIO_printf(bio, "Yes\n");
1151 else if (idret == 0)
1152 BIO_printf(bio, "No\n");
1154 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1159 static int parse_ext_names(char *names, const char **result)
1162 int cnt = 0, len = 0;
1165 len = strlen(names);
1167 while (q - names <= len) {
1168 if (*q != ',' && *q != '\0') {
1174 if (result != NULL) {
1186 static int print_x509v3_exts(BIO *bio, X509 *x, const char *ext_names)
1188 const STACK_OF(X509_EXTENSION) *exts = NULL;
1189 STACK_OF(X509_EXTENSION) *exts2 = NULL;
1190 X509_EXTENSION *ext = NULL;
1192 int i, j, ret = 0, num, nn = 0;
1193 const char *sn, **names = NULL;
1194 char *tmp_ext_names = NULL;
1196 exts = X509_get0_extensions(x);
1197 if ((num = sk_X509_EXTENSION_num(exts)) <= 0) {
1198 BIO_printf(bio, "No extensions in certificate\n");
1203 /* parse comma separated ext name string */
1204 if ((tmp_ext_names = OPENSSL_strdup(ext_names)) == NULL)
1206 if ((nn = parse_ext_names(tmp_ext_names, NULL)) == 0) {
1207 BIO_printf(bio, "Invalid extension names: %s\n", ext_names);
1210 if ((names = OPENSSL_malloc(sizeof(char *) * nn)) == NULL)
1212 parse_ext_names(tmp_ext_names, names);
1214 for (i = 0; i < num; i++) {
1215 ext = sk_X509_EXTENSION_value(exts, i);
1217 /* check if this ext is what we want */
1218 obj = X509_EXTENSION_get_object(ext);
1219 sn = OBJ_nid2sn(OBJ_obj2nid(obj));
1220 if (sn == NULL || strcmp(sn, "UNDEF") == 0)
1223 for (j = 0; j < nn; j++) {
1224 if (strcmp(sn, names[j]) == 0) {
1225 /* push the extension into a new stack */
1227 && (exts2 = sk_X509_EXTENSION_new_null()) == NULL)
1229 if (!sk_X509_EXTENSION_push(exts2, ext))
1235 if (!sk_X509_EXTENSION_num(exts2)) {
1236 BIO_printf(bio, "No extensions matched with %s\n", ext_names);
1241 ret = X509V3_extensions_print(bio, NULL, exts2, 0, 0);
1243 sk_X509_EXTENSION_free(exts2);
1244 OPENSSL_free(names);
1245 OPENSSL_free(tmp_ext_names);