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 #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 */
34 static int callb(int ok, X509_STORE_CTX *ctx);
35 static int sign(X509 *x, EVP_PKEY *pkey, X509 *issuer,
36 STACK_OF(OPENSSL_STRING) *sigopts,
38 const EVP_MD *digest, CONF *conf, const char *section,
40 static int x509_certify(X509_STORE *ctx, const char *CAfile,
42 X509 *x, X509 *xca, EVP_PKEY *pkey,
43 STACK_OF(OPENSSL_STRING) *sigopts,
44 const char *serialfile, int create,
45 int days, int clrext, CONF *conf, const char *section,
46 ASN1_INTEGER *sno, int preserve_dates);
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"},
74 "Certificate input (default stdin), or CSR input file with -req"},
75 {"passin", OPT_PASSIN, 's', "Private key and cert file pass-phrase source"},
76 {"new", OPT_NEW, '-', "Generate a certificate from scratch"},
77 {"x509toreq", OPT_X509TOREQ, '-',
78 "Output a certification request (rather than a certificate)"},
79 {"req", OPT_REQ, '-', "Input is a CSR file (rather than a certificate)"},
80 {"inform", OPT_INFORM, 'f',
81 "CSR input file format (DER or PEM) - default PEM"},
82 {"vfyopt", OPT_VFYOPT, 's', "CSR verification parameter in n:v form"},
83 {"signkey", OPT_SIGNKEY, 's',
84 "Key used to self-sign certificate or cert request"},
85 {"keyform", OPT_KEYFORM, 'E',
86 "Key input format (ENGINE, other values ignored)"},
87 {"out", OPT_OUT, '>', "Output file - default stdout"},
88 {"outform", OPT_OUTFORM, 'f',
89 "Output format (DER or PEM) - default PEM"},
90 {"nocert", OPT_NOCERT, '-',
91 "No cert output (except for requested printing)"},
92 {"noout", OPT_NOOUT, '-', "No output (except for requested printing)"},
94 OPT_SECTION("Certificate printing"),
95 {"text", OPT_TEXT, '-', "Print the certificate in text form"},
96 {"certopt", OPT_CERTOPT, 's', "Various certificate text printing options"},
97 {"fingerprint", OPT_FINGERPRINT, '-', "Print the certificate fingerprint"},
98 {"alias", OPT_ALIAS, '-', "Print certificate alias"},
99 {"serial", OPT_SERIAL, '-', "Print serial number value"},
100 {"startdate", OPT_STARTDATE, '-', "Print the notBefore field"},
101 {"enddate", OPT_ENDDATE, '-', "Print the notAfter field"},
102 {"dates", OPT_DATES, '-', "Print both notBefore and notAfter fields"},
103 {"subject", OPT_SUBJECT, '-', "Print subject DN"},
104 {"issuer", OPT_ISSUER, '-', "Print issuer DN"},
105 {"nameopt", OPT_NAMEOPT, 's',
106 "Certificate subject/issuer name printing options"},
107 {"email", OPT_EMAIL, '-', "Print email address(es)"},
108 {"hash", OPT_HASH, '-', "Synonym for -subject_hash (for backward compat)"},
109 {"subject_hash", OPT_HASH, '-', "Print subject hash value"},
110 #ifndef OPENSSL_NO_MD5
111 {"subject_hash_old", OPT_SUBJECT_HASH_OLD, '-',
112 "Print old-style (MD5) subject hash value"},
114 {"issuer_hash", OPT_ISSUER_HASH, '-', "Print issuer hash value"},
115 #ifndef OPENSSL_NO_MD5
116 {"issuer_hash_old", OPT_ISSUER_HASH_OLD, '-',
117 "Print old-style (MD5) issuer hash value"},
119 {"ext", OPT_EXT, 's', "Print the specified X509V3 extensions"},
120 {"ocspid", OPT_OCSPID, '-',
121 "Print OCSP hash values for the subject name and public key"},
122 {"ocsp_uri", OPT_OCSP_URI, '-', "Print OCSP Responder URL(s)"},
123 {"purpose", OPT_PURPOSE, '-', "Print out certificate purposes"},
124 {"pubkey", OPT_PUBKEY, '-', "Print the public key in PEM format"},
125 {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
127 OPT_SECTION("Certificate checking"),
128 {"checkend", OPT_CHECKEND, 'M',
129 "Check whether cert expires in the next arg seconds"},
130 {OPT_MORE_STR, 1, 1, "Exit 1 (failure) if so, 0 if not"},
131 {"checkhost", OPT_CHECKHOST, 's', "Check certificate matches host"},
132 {"checkemail", OPT_CHECKEMAIL, 's', "Check certificate matches email"},
133 {"checkip", OPT_CHECKIP, 's', "Check certificate matches ipaddr"},
135 OPT_SECTION("Certificate output"),
136 {"set_serial", OPT_SET_SERIAL, 's',
137 "Serial number to use, overrides -CAserial"},
138 {"next_serial", OPT_NEXT_SERIAL, '-',
139 "Increment current certificate serial number"},
140 {"days", OPT_DAYS, 'n',
141 "Number of days until newly generated certificate expires - default 30"},
142 {"preserve_dates", OPT_PRESERVE_DATES, '-',
143 "Preserve existing validity dates"},
144 {"subj", OPT_SUBJ, 's', "Set or override certificate subject (and issuer)"},
145 {"force_pubkey", OPT_FORCE_PUBKEY, '<',
146 "Place the given key in new certificate"},
147 {"clrext", OPT_CLREXT, '-', "Clear all certificate extensions"},
148 {"extfile", OPT_EXTFILE, '<', "Config file with X509V3 extensions to add"},
149 {"extensions", OPT_EXTENSIONS, 's',
150 "Section of extfile to use - default: unnamed section"},
151 {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
152 {"badsig", OPT_BADSIG, '-',
153 "Corrupt last byte of certificate signature (for test)"},
154 {"", OPT_MD, '-', "Any supported digest, used for signing and printing"},
156 OPT_SECTION("Micro-CA"),
158 "Use the given CA certificate, conflicts with -signkey"},
159 {"CAform", OPT_CAFORM, 'F', "CA cert format (PEM/DER/P12); has no effect"},
160 {"CAkey", OPT_CAKEY, 's', "The corresponding CA key; default is -CA arg"},
161 {"CAkeyform", OPT_CAKEYFORM, 'E',
162 "CA key format (ENGINE, other values ignored)"},
163 {"CAserial", OPT_CASERIAL, 's',
164 "File that keeps track of CA-generated serial number"},
165 {"CAcreateserial", OPT_CACREATESERIAL, '-',
166 "Create CA serial number file if it does not exist"},
168 OPT_SECTION("Certificate trust output"),
169 {"trustout", OPT_TRUSTOUT, '-', "Mark certificate PEM output as trusted"},
170 {"setalias", OPT_SETALIAS, 's', "Set certificate alias (nickname)"},
171 {"clrtrust", OPT_CLRTRUST, '-', "Clear all trusted purposes"},
172 {"addtrust", OPT_ADDTRUST, 's', "Trust certificate for a given purpose"},
173 {"clrreject", OPT_CLRREJECT, '-',
174 "Clears all the prohibited or rejected uses of the certificate"},
175 {"addreject", OPT_ADDREJECT, 's',
176 "Reject certificate for a given purpose"},
179 #ifndef OPENSSL_NO_ENGINE
180 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
186 int x509_main(int argc, char **argv)
188 ASN1_INTEGER *sno = NULL;
189 ASN1_OBJECT *objtmp = NULL;
191 CONF *extconf = NULL;
192 EVP_PKEY *signkey = NULL, *CAkey = NULL, *pubkey = NULL;
195 X509_NAME *fsubj = NULL;
196 const unsigned long chtype = MBSTRING_ASC;
197 const int multirdn = 1;
198 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
199 STACK_OF(OPENSSL_STRING) *sigopts = NULL, *vfyopts = NULL;
200 X509 *x = NULL, *xca = NULL;
201 X509_REQ *req = NULL, *rq = NULL;
202 X509_STORE *ctx = NULL;
203 const EVP_MD *digest = NULL;
204 char *CAkeyfile = NULL, *CAserial = NULL, *pubkeyfile = NULL, *alias = NULL;
205 char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL;
206 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
207 char *infile = NULL, *outfile = NULL, *signkeyfile = NULL, *CAfile = NULL;
209 int days = UNSET_DAYS; /* not explicitly set */
210 int x509toreq = 0, modulus = 0, print_pubkey = 0, pprint = 0;
211 int CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
212 int fingerprint = 0, reqfile = 0, checkend = 0;
213 int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
214 int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
215 int noout = 0, CA_createserial = 0, email = 0;
216 int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
217 int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
218 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0;
220 time_t checkoffset = 0;
221 unsigned long certflag = 0;
222 int preserve_dates = 0;
225 #ifndef OPENSSL_NO_MD5
226 int subject_hash_old = 0, issuer_hash_old = 0;
229 ctx = X509_STORE_new();
232 X509_STORE_set_verify_cb(ctx, callb);
234 prog = opt_init(argc, argv, x509_options);
235 while ((o = opt_next()) != OPT_EOF) {
240 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
243 opt_help(x509_options);
247 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
254 if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
258 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyformat))
262 if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAformat))
266 if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAkeyformat))
278 sigopts = sk_OPENSSL_STRING_new_null();
279 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
284 vfyopts = sk_OPENSSL_STRING_new_null();
285 if (!vfyopts || !sk_OPENSSL_STRING_push(vfyopts, opt_arg()))
289 days = atoi(opt_arg());
291 BIO_printf(bio_err, "%s: -days parameter arg must be >= -1\n",
297 passinarg = opt_arg();
307 if (!opt_provider(o))
314 signkeyfile = opt_arg();
320 CAkeyfile = opt_arg();
323 CAserial = opt_arg();
327 BIO_printf(bio_err, "Serial number supplied twice\n");
330 if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
336 case OPT_FORCE_PUBKEY:
337 pubkeyfile = opt_arg();
343 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
345 "%s: Invalid trust object value %s\n",
349 if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
351 sk_ASN1_OBJECT_push(trust, objtmp);
356 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
358 "%s: Invalid reject object value %s\n",
363 && (reject = sk_ASN1_OBJECT_new_null()) == NULL)
365 sk_ASN1_OBJECT_push(reject, objtmp);
374 if (!set_cert_ex(&certflag, opt_arg()))
378 if (!set_nameopt(opt_arg()))
382 e = setup_engine(opt_arg(), 0);
393 case OPT_NEXT_SERIAL:
400 print_pubkey = ++num;
414 case OPT_FINGERPRINT:
418 subject_hash = ++num;
420 case OPT_ISSUER_HASH:
454 case OPT_CACREATESERIAL:
455 CA_createserial = ++num;
466 #ifndef OPENSSL_NO_MD5
467 case OPT_SUBJECT_HASH_OLD:
468 subject_hash_old = ++num;
470 case OPT_ISSUER_HASH_OLD:
471 issuer_hash_old = ++num;
474 case OPT_SUBJECT_HASH_OLD:
475 case OPT_ISSUER_HASH_OLD:
486 if (!opt_imax(opt_arg(), &temp))
488 checkoffset = (time_t)temp;
489 if ((intmax_t)checkoffset != temp) {
490 BIO_printf(bio_err, "%s: Checkend time out of range %s\n",
497 checkhost = opt_arg();
500 checkemail = opt_arg();
505 case OPT_PRESERVE_DATES:
509 if (!opt_md(opt_unknown(), &digest))
514 /* No extra arguments. */
515 argc = opt_num_rest();
519 if (preserve_dates && days != UNSET_DAYS) {
520 BIO_printf(bio_err, "Cannot use -preserve_dates with -days option\n");
523 if (days == UNSET_DAYS)
526 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
527 BIO_printf(bio_err, "Error getting password\n");
531 if (!X509_STORE_set_default_paths_ex(ctx, app_get0_libctx(),
535 if (newcert && infile != NULL) {
536 BIO_printf(bio_err, "The -in option cannot be used with -new\n");
539 if (newcert && reqfile) {
541 "The -req option cannot be used with -new\n");
544 if (signkeyfile != NULL) {
545 signkey = load_key(signkeyfile, keyformat, 0, passin, e, "private key");
549 if (pubkeyfile != NULL) {
550 if ((pubkey = load_pubkey(pubkeyfile, keyformat, 0, NULL, e,
551 "explicitly set public key")) == NULL)
558 "The -new option requires a subject to be set using -subj\n");
561 if (signkeyfile == NULL && pubkeyfile == NULL) {
563 "The -new option without -signkey requires using -force_pubkey\n");
568 && (fsubj = parse_name(subj, chtype, multirdn, "subject")) == NULL)
571 if (CAkeyfile == NULL)
573 if (CAfile != NULL) {
574 if (signkeyfile != NULL) {
575 BIO_printf(bio_err, "Cannot use both -signkey and -CA option\n");
578 } else if (CAkeyfile != NULL) {
580 "Warning: ignoring -CAkey option since no -CA option is given\n");
583 if (extfile == NULL) {
586 "Warning: ignoring -extensions option without -extfile\n");
590 if ((extconf = app_load_config(extfile)) == NULL)
592 if (extsect == NULL) {
593 extsect = NCONF_get_string(extconf, "default", "extensions");
594 if (extsect == NULL) {
599 X509V3_set_ctx_test(&ctx2);
600 X509V3_set_nconf(&ctx2, extconf);
601 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
603 "Error checking extension section %s\n", extsect);
611 req = load_csr(infile, informat, "certificate request input");
615 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) {
616 BIO_printf(bio_err, "Error unpacking public key\n");
619 i = do_X509_REQ_verify(req, pkey, vfyopts);
622 "Error while verifying certificate request self-signature\n");
627 "Certificate request self-signature did not match the contents\n");
630 BIO_printf(bio_err, "Certificate request self-signature ok\n");
633 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
637 if (reqfile || newcert) {
640 "Warning: ignoring -preserve_dates option with -req or -new\n");
642 if (signkeyfile == NULL && CAkeyfile == NULL) {
644 "We need a private key to sign with, use -signkey or -CAkey or -CA with private key\n");
647 if ((x = X509_new_ex(app_get0_libctx(), app_get0_propq())) == NULL)
650 sno = ASN1_INTEGER_new();
651 if (sno == NULL || !rand_serial(NULL, sno))
653 if (!X509_set_serialNumber(x, sno))
655 ASN1_INTEGER_free(sno);
657 } else if (!X509_set_serialNumber(x, sno)) {
660 /* TODO: (optionally) copy X.509 extensions from req */
662 x = load_cert_pass(infile, 1, passin, "certificate");
666 if ((fsubj != NULL || req != NULL)
667 && !X509_set_subject_name(x, fsubj != NULL ? fsubj :
668 X509_REQ_get_subject_name(req)))
670 if ((pubkey != NULL || signkey != NULL || req != NULL)
671 && !X509_set_pubkey(x, pubkey != NULL ? pubkey :
672 signkey != NULL ? signkey :
673 X509_REQ_get0_pubkey(req)))
676 if (CAfile != NULL) {
677 xca = load_cert_pass(CAfile, 1, passin, "CA certificate");
682 out = bio_open_default(outfile, 'w', outformat);
686 if (!noout || text || next_serial)
687 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
688 /* TODO: why is this strange object created (and no error checked)? */
691 X509_alias_set1(x, (unsigned char *)alias, -1);
696 X509_reject_clear(x);
699 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
700 objtmp = sk_ASN1_OBJECT_value(trust, i);
701 X509_add1_trust_object(x, objtmp);
706 if (reject != NULL) {
707 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
708 objtmp = sk_ASN1_OBJECT_value(reject, i);
709 X509_add1_reject_object(x, objtmp);
714 if (x509toreq) { /* also works but makes little sense together with -req */
715 if (signkey == NULL) {
716 BIO_printf(bio_err, "Must specify request key using -signkey\n");
720 if ((rq = X509_to_X509_REQ(x, signkey, digest)) == NULL)
722 /* TODO: (optionally) copy X.509 extensions from x */
724 if (outformat == FORMAT_ASN1) {
725 X509_REQ_print_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT);
726 i = i2d_X509_bio(out, x);
728 i = PEM_write_bio_X509_REQ(out, rq);
732 "Unable to write certificate request\n");
737 } else if (signkey != NULL) {
738 if (!sign(x, signkey, x /* self-issuing */, sigopts, days, clrext,
739 digest, extconf, extsect, preserve_dates))
741 } else if (CAfile != NULL) {
742 if (!reqfile && !newcert) { /* certificate should be self-signed */
743 X509_STORE_CTX *xsc = X509_STORE_CTX_new();
745 if (xsc == NULL || !X509_STORE_CTX_init(xsc, ctx, x, NULL)) {
746 BIO_printf(bio_err, "Error initialising X509 store\n");
747 X509_STORE_CTX_free(xsc);
750 X509_STORE_CTX_set_cert(xsc, x);
751 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
752 i = X509_verify_cert(xsc);
753 X509_STORE_CTX_free(xsc);
757 if ((CAkey = load_key(CAkeyfile, CAkeyformat,
758 0, passin, e, "CA private key")) == NULL)
760 if (!x509_certify(ctx, CAfile, digest, x, xca, CAkey, sigopts,
761 CAserial, CA_createserial, days, clrext,
762 extconf, extsect, sno, preserve_dates))
766 const ASN1_BIT_STRING *signature;
768 X509_get0_signature(&signature, NULL, x);
769 corrupt_signature(signature);
772 if (num) { /* TODO remove this needless guard and extra indentation below */
773 /* Process print options in the given order, as indicated by index i */
774 for (i = 1; i <= num; i++) {
776 print_name(out, "issuer=", X509_get_issuer_name(x),
778 } else if (subject == i) {
779 print_name(out, "subject=",
780 X509_get_subject_name(x), get_nameopt());
781 } else if (serial == i) {
782 BIO_printf(out, "serial=");
783 i2a_ASN1_INTEGER(out, X509_get0_serialNumber(x));
784 BIO_printf(out, "\n");
785 } else if (next_serial == i) {
786 ASN1_INTEGER *ser = X509_get_serialNumber(x);
787 BIGNUM *bnser = ASN1_INTEGER_to_BN(ser, NULL);
791 if (!BN_add_word(bnser, 1))
793 ser = BN_to_ASN1_INTEGER(bnser, NULL);
797 i2a_ASN1_INTEGER(out, ser);
798 ASN1_INTEGER_free(ser);
800 } else if (email == i || ocsp_uri == i) {
801 STACK_OF(OPENSSL_STRING) *emlst;
805 emlst = X509_get1_email(x);
807 emlst = X509_get1_ocsp(x);
808 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
809 BIO_printf(out, "%s\n",
810 sk_OPENSSL_STRING_value(emlst, j));
811 X509_email_free(emlst);
812 } else if (aliasout == i) {
813 unsigned char *alstr;
815 alstr = X509_alias_get0(x, NULL);
817 BIO_printf(out, "%s\n", alstr);
819 BIO_puts(out, "<No Alias>\n");
820 } else if (subject_hash == i) {
821 BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
822 #ifndef OPENSSL_NO_MD5
823 } else if (subject_hash_old == i) {
824 BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
826 } else if (issuer_hash == i) {
827 BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
828 #ifndef OPENSSL_NO_MD5
829 } else if (issuer_hash_old == i) {
830 BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
832 } else if (pprint == i) {
836 BIO_printf(out, "Certificate purposes:\n");
837 for (j = 0; j < X509_PURPOSE_get_count(); j++) {
838 ptmp = X509_PURPOSE_get0(j);
839 purpose_print(out, x, ptmp);
841 } else if (modulus == i) {
844 pkey = X509_get0_pubkey(x);
847 "Modulus unavailable: cannot get key\n");
850 BIO_printf(out, "Modulus=");
851 if (EVP_PKEY_is_a(pkey, "RSA")) {
854 /* Every RSA key has an 'n' */
855 EVP_PKEY_get_bn_param(pkey, "n", &n);
858 } else if (EVP_PKEY_is_a(pkey, "DSA")) {
861 /* Every DSA key has an 'pub' */
862 EVP_PKEY_get_bn_param(pkey, "pub", &dsapub);
863 BN_print(out, dsapub);
866 BIO_printf(out, "No modulus for this public key type");
868 BIO_printf(out, "\n");
869 } else if (print_pubkey == i) {
872 pkey = X509_get0_pubkey(x);
874 BIO_printf(bio_err, "Error getting public key\n");
877 PEM_write_bio_PUBKEY(out, pkey);
878 } else if (text == i) {
879 X509_print_ex(out, x, get_nameopt(), certflag);
880 } else if (startdate == i) {
881 BIO_puts(out, "notBefore=");
882 ASN1_TIME_print(out, X509_get0_notBefore(x));
884 } else if (enddate == i) {
885 BIO_puts(out, "notAfter=");
886 ASN1_TIME_print(out, X509_get0_notAfter(x));
888 } else if (fingerprint == i) {
891 unsigned char md[EVP_MAX_MD_SIZE];
892 const EVP_MD *fdig = digest;
897 if (!X509_digest(x, fdig, md, &n)) {
898 BIO_printf(bio_err, "Out of memory\n");
901 BIO_printf(out, "%s Fingerprint=",
902 OBJ_nid2sn(EVP_MD_type(fdig)));
903 for (j = 0; j < (int)n; j++) {
904 BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
907 } else if (ocspid == i) {
908 X509_ocspid_print(out, x);
909 } else if (ext == i) {
910 print_x509v3_exts(out, x, exts);
916 time_t tcheck = time(NULL) + checkoffset;
918 if (X509_cmp_time(X509_get0_notAfter(x), &tcheck) < 0) {
919 BIO_printf(out, "Certificate will expire\n");
922 BIO_printf(out, "Certificate will not expire\n");
928 print_cert_checks(out, x, checkhost, checkemail, checkip);
930 if (noout || nocert) {
935 if (outformat == FORMAT_ASN1) {
936 i = i2d_X509_bio(out, x);
937 } else if (outformat == FORMAT_PEM) {
939 i = PEM_write_bio_X509_AUX(out, x);
941 i = PEM_write_bio_X509(out, x);
943 BIO_printf(bio_err, "Bad output format specified for outfile\n");
947 BIO_printf(bio_err, "Unable to write certificate\n");
954 ERR_print_errors(bio_err);
957 X509_STORE_free(ctx);
958 X509_NAME_free(fsubj);
962 EVP_PKEY_free(signkey);
963 EVP_PKEY_free(CAkey);
964 EVP_PKEY_free(pubkey);
965 sk_OPENSSL_STRING_free(sigopts);
966 sk_OPENSSL_STRING_free(vfyopts);
968 ASN1_INTEGER_free(sno);
969 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
970 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
971 ASN1_OBJECT_free(objtmp);
977 static ASN1_INTEGER *x509_load_serial(const char *CAfile,
978 const char *serialfile, int create)
981 ASN1_INTEGER *bs = NULL;
982 BIGNUM *serial = NULL;
984 if (serialfile == NULL) {
985 const char *p = strrchr(CAfile, '.');
986 size_t len = p != NULL ? (size_t)(p - CAfile) : strlen(CAfile);
988 buf = app_malloc(len + sizeof(POSTFIX), "serial# buffer");
989 memcpy(buf, CAfile, len);
990 memcpy(buf + len, POSTFIX, sizeof(POSTFIX));
994 serial = load_serial(serialfile, create, NULL);
998 if (!BN_add_word(serial, 1)) {
999 BIO_printf(bio_err, "Serial number increment failure\n");
1003 if (!save_serial(serialfile, NULL, serial, &bs))
1012 static int x509_certify(X509_STORE *ctx, const char *CAfile,
1013 const EVP_MD *digest,
1014 X509 *x, X509 *xca, EVP_PKEY *pkey,
1015 STACK_OF(OPENSSL_STRING) *sigopts,
1016 const char *serialfile, int create,
1017 int days, int clrext, CONF *conf, const char *section,
1018 ASN1_INTEGER *sno, int preserve_dates)
1021 ASN1_INTEGER *bs = NULL;
1023 if (!X509_check_private_key(xca, pkey)) {
1025 "CA certificate and CA private key do not match\n");
1031 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL)
1033 if (!X509_set_serialNumber(x, bs))
1036 if (!sign(x, pkey, xca, sigopts, days, clrext, digest,
1037 conf, section, preserve_dates))
1043 ASN1_INTEGER_free(bs);
1047 static int callb(int ok, X509_STORE_CTX *ctx)
1053 * It is ok to use a self-signed certificate. This case will catch both
1054 * the initial ok == 0 and the final ok == 1 calls to this function.
1056 err = X509_STORE_CTX_get_error(ctx);
1057 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1061 * BAD we should have gotten an error. Normally if everything worked
1062 * X509_STORE_CTX_get_error(ctx) will still be set to
1063 * DEPTH_ZERO_SELF_....
1067 "Error with certificate to be certified - should be self-signed\n");
1070 err_cert = X509_STORE_CTX_get_current_cert(ctx);
1071 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0);
1073 "Error with certificate - error %d at depth %d\n%s\n", err,
1074 X509_STORE_CTX_get_error_depth(ctx),
1075 X509_verify_cert_error_string(err));
1080 static int sign(X509 *x, EVP_PKEY *pkey, X509 *issuer,
1081 STACK_OF(OPENSSL_STRING) *sigopts,
1082 int days, int clrext,
1083 const EVP_MD *digest, CONF *conf, const char *section,
1088 if (!X509_set_issuer_name(x, X509_get_subject_name(issuer)))
1091 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1095 while (X509_get_ext_count(x) > 0)
1096 X509_delete_ext(x, 0);
1099 X509V3_set_ctx(&ext_ctx, issuer, x, NULL, NULL, X509V3_CTX_REPLACE);
1101 /* prepare the correct AKID of self-issued, possibly self-signed cert */
1102 && !X509V3_set_issuer_pkey(&ext_ctx, pkey))
1106 X509V3_set_nconf(&ext_ctx, conf);
1107 if (!X509V3_EXT_add_nconf(conf, &ext_ctx, section, x)) {
1109 "Error adding extensions from section %s\n", section);
1113 return do_X509_sign(x, pkey, digest, sigopts, &ext_ctx);
1116 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1120 id = X509_PURPOSE_get_id(pt);
1121 pname = X509_PURPOSE_get0_name(pt);
1122 for (i = 0; i < 2; i++) {
1123 idret = X509_check_purpose(cert, id, i);
1124 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1126 BIO_printf(bio, "Yes\n");
1127 else if (idret == 0)
1128 BIO_printf(bio, "No\n");
1130 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1135 static int parse_ext_names(char *names, const char **result)
1138 int cnt = 0, len = 0;
1141 len = strlen(names);
1143 while (q - names <= len) {
1144 if (*q != ',' && *q != '\0') {
1150 if (result != NULL) {
1162 static int print_x509v3_exts(BIO *bio, X509 *x, const char *ext_names)
1164 const STACK_OF(X509_EXTENSION) *exts = NULL;
1165 STACK_OF(X509_EXTENSION) *exts2 = NULL;
1166 X509_EXTENSION *ext = NULL;
1168 int i, j, ret = 0, num, nn = 0;
1169 const char *sn, **names = NULL;
1170 char *tmp_ext_names = NULL;
1172 exts = X509_get0_extensions(x);
1173 if ((num = sk_X509_EXTENSION_num(exts)) <= 0) {
1174 BIO_printf(bio_err, "No extensions in certificate\n");
1179 /* parse comma separated ext name string */
1180 if ((tmp_ext_names = OPENSSL_strdup(ext_names)) == NULL)
1182 if ((nn = parse_ext_names(tmp_ext_names, NULL)) == 0) {
1183 BIO_printf(bio, "Invalid extension names: %s\n", ext_names);
1186 if ((names = OPENSSL_malloc(sizeof(char *) * nn)) == NULL)
1188 parse_ext_names(tmp_ext_names, names);
1190 for (i = 0; i < num; i++) {
1191 ext = sk_X509_EXTENSION_value(exts, i);
1193 /* check if this ext is what we want */
1194 obj = X509_EXTENSION_get_object(ext);
1195 sn = OBJ_nid2sn(OBJ_obj2nid(obj));
1196 if (sn == NULL || strcmp(sn, "UNDEF") == 0)
1199 for (j = 0; j < nn; j++) {
1200 if (strcmp(sn, names[j]) == 0) {
1201 /* push the extension into a new stack */
1203 && (exts2 = sk_X509_EXTENSION_new_null()) == NULL)
1205 if (!sk_X509_EXTENSION_push(exts2, ext))
1211 if (!sk_X509_EXTENSION_num(exts2)) {
1212 BIO_printf(bio, "No extensions matched with %s\n", ext_names);
1217 ret = X509V3_extensions_print(bio, NULL, exts2, 0, 0);
1219 sk_X509_EXTENSION_free(exts2);
1220 OPENSSL_free(names);
1221 OPENSSL_free(tmp_ext_names);