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,
67 const OPTIONS x509_options[] = {
68 {"help", OPT_HELP, '-', "Display this summary"},
69 {"inform", OPT_INFORM, 'f',
70 "Input format - default PEM (one of DER or PEM)"},
71 {"in", OPT_IN, '<', "Input file - default stdin"},
72 {"outform", OPT_OUTFORM, 'f',
73 "Output format - default PEM (one of DER or PEM)"},
74 {"out", OPT_OUT, '>', "Output file - default stdout"},
75 {"keyform", OPT_KEYFORM, 'F', "Private key format - default PEM"},
76 {"passin", OPT_PASSIN, 's', "Private key password/pass-phrase source"},
77 {"serial", OPT_SERIAL, '-', "Print serial number value"},
78 {"subject_hash", OPT_HASH, '-', "Print subject hash value"},
79 {"issuer_hash", OPT_ISSUER_HASH, '-', "Print issuer hash value"},
80 {"hash", OPT_HASH, '-', "Synonym for -subject_hash"},
81 {"subject", OPT_SUBJECT, '-', "Print subject DN"},
82 {"issuer", OPT_ISSUER, '-', "Print issuer DN"},
83 {"email", OPT_EMAIL, '-', "Print email address(es)"},
84 {"startdate", OPT_STARTDATE, '-', "Set notBefore field"},
85 {"enddate", OPT_ENDDATE, '-', "Set notAfter field"},
86 {"purpose", OPT_PURPOSE, '-', "Print out certificate purposes"},
87 {"dates", OPT_DATES, '-', "Both Before and After dates"},
88 {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
89 {"pubkey", OPT_PUBKEY, '-', "Output the public key"},
90 {"fingerprint", OPT_FINGERPRINT, '-',
91 "Print the certificate fingerprint"},
92 {"alias", OPT_ALIAS, '-', "Output certificate alias"},
93 {"noout", OPT_NOOUT, '-', "No output, just status"},
94 {"nocert", OPT_NOCERT, '-', "No certificate output"},
95 {"ocspid", OPT_OCSPID, '-',
96 "Print OCSP hash values for the subject name and public key"},
97 {"ocsp_uri", OPT_OCSP_URI, '-', "Print OCSP Responder URL(s)"},
98 {"trustout", OPT_TRUSTOUT, '-', "Output a trusted certificate"},
99 {"clrtrust", OPT_CLRTRUST, '-', "Clear all trusted purposes"},
100 {"clrext", OPT_CLREXT, '-', "Clear all certificate extensions"},
101 {"addtrust", OPT_ADDTRUST, 's', "Trust certificate for a given purpose"},
102 {"addreject", OPT_ADDREJECT, 's',
103 "Reject certificate for a given purpose"},
104 {"setalias", OPT_SETALIAS, 's', "Set certificate alias"},
105 {"days", OPT_DAYS, 'n',
106 "How long till expiry of a signed certificate - def 30 days"},
107 {"checkend", OPT_CHECKEND, 'M',
108 "Check whether the cert expires in the next arg seconds"},
109 {OPT_MORE_STR, 1, 1, "Exit 1 if so, 0 if not"},
110 {"signkey", OPT_SIGNKEY, '<', "Self sign cert with arg"},
111 {"x509toreq", OPT_X509TOREQ, '-',
112 "Output a certification request object"},
113 {"req", OPT_REQ, '-', "Input is a certificate request, sign and output"},
114 {"CA", OPT_CA, '<', "Set the CA certificate, must be PEM format"},
115 {"CAkey", OPT_CAKEY, 's',
116 "The CA key, must be PEM format; if not in CAfile"},
117 {"CAcreateserial", OPT_CACREATESERIAL, '-',
118 "Create serial number file if it does not exist"},
119 {"CAserial", OPT_CASERIAL, 's', "Serial file"},
120 {"set_serial", OPT_SET_SERIAL, 's', "Serial number to use"},
121 {"text", OPT_TEXT, '-', "Print the certificate in text form"},
122 {"ext", OPT_EXT, 's', "Print various X509V3 extensions"},
123 {"C", OPT_C, '-', "Print out C code forms"},
124 {"extfile", OPT_EXTFILE, '<', "File with X509V3 extensions to add"},
126 {"extensions", OPT_EXTENSIONS, 's', "Section from config file to use"},
127 {"nameopt", OPT_NAMEOPT, 's', "Various certificate name options"},
128 {"certopt", OPT_CERTOPT, 's', "Various certificate text options"},
129 {"checkhost", OPT_CHECKHOST, 's', "Check certificate matches host"},
130 {"checkemail", OPT_CHECKEMAIL, 's', "Check certificate matches email"},
131 {"checkip", OPT_CHECKIP, 's', "Check certificate matches ipaddr"},
132 {"CAform", OPT_CAFORM, 'F', "CA format - default PEM"},
133 {"CAkeyform", OPT_CAKEYFORM, 'f', "CA key format - default PEM"},
134 {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
135 {"new", OPT_NEW, '-', "Generate a certificate from scratch"},
136 {"force_pubkey", OPT_FORCE_PUBKEY, '<', "Force the key to put inside certificate"},
137 {"subj", OPT_SUBJ, 's', "Set or override certificate subject (and issuer)"},
138 {"next_serial", OPT_NEXT_SERIAL, '-', "Increment current certificate serial number"},
139 {"clrreject", OPT_CLRREJECT, '-',
140 "Clears all the prohibited or rejected uses of the certificate"},
141 {"badsig", OPT_BADSIG, '-', "Corrupt last byte of certificate signature (for test)"},
142 {"", OPT_MD, '-', "Any supported digest"},
143 #ifndef OPENSSL_NO_MD5
144 {"subject_hash_old", OPT_SUBJECT_HASH_OLD, '-',
145 "Print old-style (MD5) issuer hash value"},
146 {"issuer_hash_old", OPT_ISSUER_HASH_OLD, '-',
147 "Print old-style (MD5) subject hash value"},
149 #ifndef OPENSSL_NO_ENGINE
150 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
152 {"preserve_dates", OPT_PRESERVE_DATES, '-', "preserve existing dates when signing"},
156 int x509_main(int argc, char **argv)
158 ASN1_INTEGER *sno = NULL;
159 ASN1_OBJECT *objtmp = NULL;
161 CONF *extconf = NULL;
162 EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
165 X509_NAME *fsubj = NULL;
166 const unsigned long chtype = MBSTRING_ASC;
167 const int multirdn = 0;
168 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
169 STACK_OF(OPENSSL_STRING) *sigopts = NULL;
170 X509 *x = NULL, *xca = NULL;
171 X509_REQ *req = NULL, *rq = NULL;
172 X509_STORE *ctx = NULL;
173 const EVP_MD *digest = NULL;
174 char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL;
175 char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL;
176 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
177 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
179 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
180 int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
181 int fingerprint = 0, reqfile = 0, checkend = 0;
182 int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
183 int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
184 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
185 int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
186 int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
187 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0;
189 time_t checkoffset = 0;
190 unsigned long certflag = 0;
191 int preserve_dates = 0;
194 #ifndef OPENSSL_NO_MD5
195 int subject_hash_old = 0, issuer_hash_old = 0;
198 ctx = X509_STORE_new();
201 X509_STORE_set_verify_cb(ctx, callb);
203 prog = opt_init(argc, argv, x509_options);
204 while ((o = opt_next()) != OPT_EOF) {
209 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
212 opt_help(x509_options);
216 if (!opt_format(opt_arg(), OPT_FMT_ANY, &informat))
223 if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
227 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &keyformat))
231 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &CAformat))
235 if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAkeyformat))
247 sigopts = sk_OPENSSL_STRING_new_null();
248 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
254 days = atoi(opt_arg());
257 passinarg = opt_arg();
278 CAkeyfile = opt_arg();
281 CAserial = opt_arg();
285 BIO_printf(bio_err, "Serial number supplied twice\n");
288 if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
294 case OPT_FORCE_PUBKEY:
295 fkeyfile = opt_arg();
301 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
303 "%s: Invalid trust object value %s\n",
307 if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
309 sk_ASN1_OBJECT_push(trust, objtmp);
314 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
316 "%s: Invalid reject object value %s\n",
321 && (reject = sk_ASN1_OBJECT_new_null()) == NULL)
323 sk_ASN1_OBJECT_push(reject, objtmp);
332 if (!set_cert_ex(&certflag, opt_arg()))
336 if (!set_nameopt(opt_arg()))
340 e = setup_engine(opt_arg(), 0);
354 case OPT_NEXT_SERIAL:
375 case OPT_FINGERPRINT:
379 subject_hash = ++num;
381 case OPT_ISSUER_HASH:
415 case OPT_CACREATESERIAL:
416 CA_createserial = ++num;
427 #ifndef OPENSSL_NO_MD5
428 case OPT_SUBJECT_HASH_OLD:
429 subject_hash_old = ++num;
431 case OPT_ISSUER_HASH_OLD:
432 issuer_hash_old = ++num;
435 case OPT_SUBJECT_HASH_OLD:
436 case OPT_ISSUER_HASH_OLD:
447 if (!opt_imax(opt_arg(), &temp))
449 checkoffset = (time_t)temp;
450 if ((intmax_t)checkoffset != temp) {
451 BIO_printf(bio_err, "%s: checkend time out of range %s\n",
458 checkhost = opt_arg();
461 checkemail = opt_arg();
466 case OPT_PRESERVE_DATES:
467 if (days != DEF_DAYS)
472 if (!opt_md(opt_unknown(), &digest))
476 argc = opt_num_rest();
479 BIO_printf(bio_err, "%s: Unknown parameter %s\n", prog, argv[0]);
483 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
484 BIO_printf(bio_err, "Error getting password\n");
488 if (!X509_STORE_set_default_paths(ctx)) {
489 ERR_print_errors(bio_err);
493 if (newcert && infile != NULL) {
494 BIO_printf(bio_err, "The -in option must not be used since -new is set\n");
497 if (newcert && fkeyfile == NULL) {
499 "The -new option requires a public key to be set using -force_pubkey\n");
502 if (fkeyfile != NULL) {
503 fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "Forced key");
508 if (newcert && subj == NULL) {
510 "The -new option requires a subject to be set using -subj\n");
513 if (subj != NULL && (fsubj = parse_name(subj, chtype, multirdn)) == NULL)
516 if (CAkeyfile == NULL && CA_flag && CAformat == FORMAT_PEM) {
518 } else if (CA_flag && CAkeyfile == NULL) {
520 "need to specify a CAkey if using the CA command\n");
522 } else if (!CA_flag && CAkeyfile != NULL) {
524 "ignoring -CAkey option since no -CA option is given\n");
527 if (extfile != NULL) {
529 if ((extconf = app_load_config(extfile)) == NULL)
531 if (extsect == NULL) {
532 extsect = NCONF_get_string(extconf, "default", "extensions");
533 if (extsect == NULL) {
538 X509V3_set_ctx_test(&ctx2);
539 X509V3_set_nconf(&ctx2, extconf);
540 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
542 "Error Loading extension section %s\n", extsect);
543 ERR_print_errors(bio_err);
552 in = bio_open_default(infile, 'r', informat);
555 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
559 ERR_print_errors(bio_err);
563 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) {
564 BIO_printf(bio_err, "error unpacking public key\n");
567 i = X509_REQ_verify(req, pkey);
569 BIO_printf(bio_err, "Request self-signature verification error\n");
570 ERR_print_errors(bio_err);
575 "Request self-signature did not match the certificate request\n");
578 BIO_printf(bio_err, "Request self-signature ok\n");
581 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
585 if (reqfile || newcert) {
588 if (!sign_flag && CAkeyfile == NULL) {
590 "We need a private key to sign with, use -signkey or -CAkey or -CA <file> with private key\n");
593 if ((x = X509_new()) == NULL)
597 sno = ASN1_INTEGER_new();
598 if (sno == NULL || !rand_serial(NULL, sno))
600 if (!X509_set_serialNumber(x, sno))
602 ASN1_INTEGER_free(sno);
604 } else if (!X509_set_serialNumber(x, sno)) {
608 n = req == NULL ? fsubj : X509_REQ_get_subject_name(req);
609 if (!X509_set_issuer_name(x, n) || !X509_set_subject_name(x, n))
611 if (!set_cert_times(x, NULL, NULL, days))
614 if (!X509_set_pubkey(x, fkey != NULL ? fkey : X509_REQ_get0_pubkey(req)))
617 x = load_cert(infile, informat, "Certificate");
620 if (fkey != NULL && !X509_set_pubkey(x, fkey))
622 if (fsubj != NULL && !X509_set_subject_name(x, fsubj))
627 xca = load_cert(CAfile, CAformat, "CA Certificate");
632 out = bio_open_default(outfile, 'w', outformat);
636 if (!noout || text || next_serial)
637 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
640 X509_alias_set1(x, (unsigned char *)alias, -1);
645 X509_reject_clear(x);
648 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
649 objtmp = sk_ASN1_OBJECT_value(trust, i);
650 X509_add1_trust_object(x, objtmp);
655 if (reject != NULL) {
656 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
657 objtmp = sk_ASN1_OBJECT_value(reject, i);
658 X509_add1_reject_object(x, objtmp);
664 const ASN1_BIT_STRING *signature;
666 X509_get0_signature(&signature, NULL, x);
667 corrupt_signature(signature);
671 for (i = 1; i <= num; i++) {
673 print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt());
674 } else if (subject == i) {
675 print_name(out, "subject=",
676 X509_get_subject_name(x), get_nameopt());
677 } else if (serial == i) {
678 BIO_printf(out, "serial=");
679 i2a_ASN1_INTEGER(out, X509_get_serialNumber(x));
680 BIO_printf(out, "\n");
681 } else if (next_serial == i) {
682 ASN1_INTEGER *ser = X509_get_serialNumber(x);
683 BIGNUM *bnser = ASN1_INTEGER_to_BN(ser, NULL);
687 if (!BN_add_word(bnser, 1))
689 ser = BN_to_ASN1_INTEGER(bnser, NULL);
693 i2a_ASN1_INTEGER(out, ser);
694 ASN1_INTEGER_free(ser);
696 } else if (email == i || ocsp_uri == i) {
698 STACK_OF(OPENSSL_STRING) *emlst;
700 emlst = X509_get1_email(x);
702 emlst = X509_get1_ocsp(x);
703 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
704 BIO_printf(out, "%s\n",
705 sk_OPENSSL_STRING_value(emlst, j));
706 X509_email_free(emlst);
707 } else if (aliasout == i) {
708 unsigned char *alstr;
709 alstr = X509_alias_get0(x, NULL);
711 BIO_printf(out, "%s\n", alstr);
713 BIO_puts(out, "<No Alias>\n");
714 } else if (subject_hash == i) {
715 BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
717 #ifndef OPENSSL_NO_MD5
718 else if (subject_hash_old == i) {
719 BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
722 else if (issuer_hash == i) {
723 BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
725 #ifndef OPENSSL_NO_MD5
726 else if (issuer_hash_old == i) {
727 BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
730 else if (pprint == i) {
733 BIO_printf(out, "Certificate purposes:\n");
734 for (j = 0; j < X509_PURPOSE_get_count(); j++) {
735 ptmp = X509_PURPOSE_get0(j);
736 purpose_print(out, x, ptmp);
738 } else if (modulus == i) {
741 pkey = X509_get0_pubkey(x);
743 BIO_printf(bio_err, "Modulus=unavailable\n");
744 ERR_print_errors(bio_err);
747 BIO_printf(out, "Modulus=");
748 #ifndef OPENSSL_NO_RSA
749 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) {
751 RSA_get0_key(EVP_PKEY_get0_RSA(pkey), &n, NULL, NULL);
755 #ifndef OPENSSL_NO_DSA
756 if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) {
757 const BIGNUM *dsapub = NULL;
758 DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL);
759 BN_print(out, dsapub);
763 BIO_printf(out, "Wrong Algorithm type");
765 BIO_printf(out, "\n");
766 } else if (pubkey == i) {
769 pkey = X509_get0_pubkey(x);
771 BIO_printf(bio_err, "Error getting public key\n");
772 ERR_print_errors(bio_err);
775 PEM_write_bio_PUBKEY(out, pkey);
781 print_name(out, "/*\n"
782 " * Subject: ", X509_get_subject_name(x), get_nameopt());
783 print_name(out, " * Issuer: ", X509_get_issuer_name(x), get_nameopt());
784 BIO_puts(out, " */\n");
786 len = i2d_X509(x, NULL);
787 m = app_malloc(len, "x509 name buffer");
788 d = (unsigned char *)m;
789 len = i2d_X509_NAME(X509_get_subject_name(x), &d);
790 print_array(out, "the_subject_name", len, (unsigned char *)m);
791 d = (unsigned char *)m;
792 len = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
793 print_array(out, "the_public_key", len, (unsigned char *)m);
794 d = (unsigned char *)m;
795 len = i2d_X509(x, &d);
796 print_array(out, "the_certificate", len, (unsigned char *)m);
798 } else if (text == i) {
799 X509_print_ex(out, x, get_nameopt(), certflag);
800 } else if (startdate == i) {
801 BIO_puts(out, "notBefore=");
802 ASN1_TIME_print(out, X509_get0_notBefore(x));
804 } else if (enddate == i) {
805 BIO_puts(out, "notAfter=");
806 ASN1_TIME_print(out, X509_get0_notAfter(x));
808 } else if (fingerprint == i) {
811 unsigned char md[EVP_MAX_MD_SIZE];
812 const EVP_MD *fdig = digest;
817 if (!X509_digest(x, fdig, md, &n)) {
818 BIO_printf(bio_err, "out of memory\n");
821 BIO_printf(out, "%s Fingerprint=",
822 OBJ_nid2sn(EVP_MD_type(fdig)));
823 for (j = 0; j < (int)n; j++) {
824 BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
829 /* should be in the library */
830 else if (sign_flag == i && x509req == 0) {
831 BIO_printf(bio_err, "Getting Private key\n");
833 Upkey = load_key(keyfile, keyformat, 0,
834 passin, e, "Private key");
839 if (!sign(x, Upkey, fkey, days, clrext, digest, extconf,
840 extsect, preserve_dates))
842 } else if (CA_flag == i) {
843 BIO_printf(bio_err, "Getting CA Private Key\n");
844 if (CAkeyfile != NULL) {
845 CApkey = load_key(CAkeyfile, CAkeyformat,
846 0, passin, e, "CA Private Key");
851 if (!x509_certify(ctx, CAfile, digest, x, xca,
853 CAserial, CA_createserial, days, clrext,
854 extconf, extsect, sno, reqfile, preserve_dates))
856 } else if (x509req == i) {
859 BIO_printf(bio_err, "Getting request Private Key\n");
860 if (keyfile == NULL) {
861 BIO_printf(bio_err, "no request key file specified\n");
864 pk = load_key(keyfile, keyformat, 0,
865 passin, e, "request key");
870 BIO_printf(bio_err, "Generating certificate request\n");
872 rq = X509_to_X509_REQ(x, pk, digest);
875 ERR_print_errors(bio_err);
879 X509_REQ_print_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT);
880 PEM_write_bio_X509_REQ(out, rq);
883 } else if (ocspid == i) {
884 X509_ocspid_print(out, x);
885 } else if (ext == i) {
886 print_x509v3_exts(out, x, exts);
892 time_t tcheck = time(NULL) + checkoffset;
894 if (X509_cmp_time(X509_get0_notAfter(x), &tcheck) < 0) {
895 BIO_printf(out, "Certificate will expire\n");
898 BIO_printf(out, "Certificate will not expire\n");
904 print_cert_checks(out, x, checkhost, checkemail, checkip);
906 if (noout || nocert) {
911 if (outformat == FORMAT_ASN1) {
912 i = i2d_X509_bio(out, x);
913 } else if (outformat == FORMAT_PEM) {
915 i = PEM_write_bio_X509_AUX(out, x);
917 i = PEM_write_bio_X509(out, x);
919 BIO_printf(bio_err, "bad output format specified for outfile\n");
923 BIO_printf(bio_err, "unable to write certificate\n");
924 ERR_print_errors(bio_err);
931 X509_STORE_free(ctx);
932 X509_NAME_free(fsubj);
936 EVP_PKEY_free(Upkey);
937 EVP_PKEY_free(CApkey);
939 sk_OPENSSL_STRING_free(sigopts);
941 ASN1_INTEGER_free(sno);
942 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
943 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
944 ASN1_OBJECT_free(objtmp);
946 OPENSSL_free(passin);
950 static ASN1_INTEGER *x509_load_serial(const char *CAfile,
951 const char *serialfile, int create)
954 ASN1_INTEGER *bs = NULL;
955 BIGNUM *serial = NULL;
957 if (serialfile == NULL) {
958 const char *p = strrchr(CAfile, '.');
959 size_t len = p != NULL ? (size_t)(p - CAfile) : strlen(CAfile);
961 buf = app_malloc(len + sizeof(POSTFIX), "serial# buffer");
962 memcpy(buf, CAfile, len);
963 memcpy(buf + len, POSTFIX, sizeof(POSTFIX));
967 serial = load_serial(serialfile, create, NULL);
971 if (!BN_add_word(serial, 1)) {
972 BIO_printf(bio_err, "add_word failure\n");
976 if (!save_serial(serialfile, NULL, serial, &bs))
985 static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
986 X509 *x, X509 *xca, EVP_PKEY *pkey,
987 STACK_OF(OPENSSL_STRING) *sigopts,
988 const char *serialfile, int create,
989 int days, int clrext, CONF *conf, const char *section,
990 ASN1_INTEGER *sno, int reqfile, int preserve_dates)
993 ASN1_INTEGER *bs = NULL;
994 X509_STORE_CTX *xsc = NULL;
997 upkey = X509_get0_pubkey(xca);
999 BIO_printf(bio_err, "Error obtaining CA X509 public key\n");
1002 EVP_PKEY_copy_parameters(upkey, pkey);
1004 xsc = X509_STORE_CTX_new();
1005 if (xsc == NULL || !X509_STORE_CTX_init(xsc, ctx, x, NULL)) {
1006 BIO_printf(bio_err, "Error initialising X509 store\n");
1011 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL)
1015 * NOTE: this certificate can/should be self signed, unless it was a
1016 * certificate request in which case it is not.
1018 X509_STORE_CTX_set_cert(xsc, x);
1019 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1020 if (!reqfile && X509_verify_cert(xsc) <= 0)
1023 if (!X509_check_private_key(xca, pkey)) {
1025 "CA certificate and CA private key do not match\n");
1029 if (!X509_set_issuer_name(x, X509_get_subject_name(xca)))
1031 if (!X509_set_serialNumber(x, bs))
1034 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1038 while (X509_get_ext_count(x) > 0)
1039 X509_delete_ext(x, 0);
1044 X509_set_version(x, 2); /* version 3 certificate */
1045 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1046 X509V3_set_nconf(&ctx2, conf);
1047 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x))
1051 if (!do_X509_sign(x, pkey, digest, sigopts))
1055 X509_STORE_CTX_free(xsc);
1057 ERR_print_errors(bio_err);
1059 ASN1_INTEGER_free(bs);
1063 static int callb(int ok, X509_STORE_CTX *ctx)
1069 * it is ok to use a self signed certificate This case will catch both
1070 * the initial ok == 0 and the final ok == 1 calls to this function
1072 err = X509_STORE_CTX_get_error(ctx);
1073 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1077 * BAD we should have gotten an error. Normally if everything worked
1078 * X509_STORE_CTX_get_error(ctx) will still be set to
1079 * DEPTH_ZERO_SELF_....
1083 "error with certificate to be certified - should be self signed\n");
1086 err_cert = X509_STORE_CTX_get_current_cert(ctx);
1087 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0);
1089 "error with certificate - error %d at depth %d\n%s\n", err,
1090 X509_STORE_CTX_get_error_depth(ctx),
1091 X509_verify_cert_error_string(err));
1096 /* self-issue; self-sign unless a forced public key (fkey) is given */
1097 static int sign(X509 *x, EVP_PKEY *pkey, EVP_PKEY *fkey, int days, int clrext,
1098 const EVP_MD *digest, CONF *conf, const char *section,
1102 if (!X509_set_issuer_name(x, X509_get_subject_name(x)))
1104 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1106 if (fkey == NULL && !X509_set_pubkey(x, pkey))
1109 while (X509_get_ext_count(x) > 0)
1110 X509_delete_ext(x, 0);
1114 X509_set_version(x, 2); /* version 3 certificate */
1115 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1116 X509V3_set_nconf(&ctx, conf);
1117 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x))
1120 if (!X509_sign(x, pkey, digest))
1124 ERR_print_errors(bio_err);
1128 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1132 id = X509_PURPOSE_get_id(pt);
1133 pname = X509_PURPOSE_get0_name(pt);
1134 for (i = 0; i < 2; i++) {
1135 idret = X509_check_purpose(cert, id, i);
1136 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1138 BIO_printf(bio, "Yes\n");
1139 else if (idret == 0)
1140 BIO_printf(bio, "No\n");
1142 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1147 static int parse_ext_names(char *names, const char **result)
1150 int cnt = 0, len = 0;
1153 len = strlen(names);
1155 while (q - names <= len) {
1156 if (*q != ',' && *q != '\0') {
1162 if (result != NULL) {
1174 static int print_x509v3_exts(BIO *bio, X509 *x, const char *ext_names)
1176 const STACK_OF(X509_EXTENSION) *exts = NULL;
1177 STACK_OF(X509_EXTENSION) *exts2 = NULL;
1178 X509_EXTENSION *ext = NULL;
1180 int i, j, ret = 0, num, nn = 0;
1181 const char *sn, **names = NULL;
1182 char *tmp_ext_names = NULL;
1184 exts = X509_get0_extensions(x);
1185 if ((num = sk_X509_EXTENSION_num(exts)) <= 0) {
1186 BIO_printf(bio, "No extensions in certificate\n");
1191 /* parse comma separated ext name string */
1192 if ((tmp_ext_names = OPENSSL_strdup(ext_names)) == NULL)
1194 if ((nn = parse_ext_names(tmp_ext_names, NULL)) == 0) {
1195 BIO_printf(bio, "Invalid extension names: %s\n", ext_names);
1198 if ((names = OPENSSL_malloc(sizeof(char *) * nn)) == NULL)
1200 parse_ext_names(tmp_ext_names, names);
1202 for (i = 0; i < num; i++) {
1203 ext = sk_X509_EXTENSION_value(exts, i);
1205 /* check if this ext is what we want */
1206 obj = X509_EXTENSION_get_object(ext);
1207 sn = OBJ_nid2sn(OBJ_obj2nid(obj));
1208 if (sn == NULL || strcmp(sn, "UNDEF") == 0)
1211 for (j = 0; j < nn; j++) {
1212 if (strcmp(sn, names[j]) == 0) {
1213 /* push the extension into a new stack */
1215 && (exts2 = sk_X509_EXTENSION_new_null()) == NULL)
1217 if (!sk_X509_EXTENSION_push(exts2, ext))
1223 if (!sk_X509_EXTENSION_num(exts2)) {
1224 BIO_printf(bio, "No extensions matched with %s\n", ext_names);
1229 ret = X509V3_extensions_print(bio, NULL, exts2, 0, 0);
1231 sk_X509_EXTENSION_free(exts2);
1232 OPENSSL_free(names);
1233 OPENSSL_free(tmp_ext_names);