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>
31 DEFINE_STACK_OF(ASN1_OBJECT)
32 DEFINE_STACK_OF_STRING()
35 #define POSTFIX ".srl"
38 static int callb(int ok, X509_STORE_CTX *ctx);
39 static int sign(X509 *x, EVP_PKEY *pkey, EVP_PKEY *fkey,
40 STACK_OF(OPENSSL_STRING) *sigopts,
42 const EVP_MD *digest, CONF *conf, const char *section,
44 static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
45 X509 *x, X509 *xca, EVP_PKEY *pkey,
46 STACK_OF(OPENSSL_STRING) *sigopts, const char *serialfile,
47 int create, int days, int clrext, CONF *conf,
48 const char *section, ASN1_INTEGER *sno, int reqfile,
50 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt);
51 static int print_x509v3_exts(BIO *bio, X509 *x, const char *exts);
53 typedef enum OPTION_choice {
54 OPT_ERR = -1, OPT_EOF = 0, OPT_HELP,
55 OPT_INFORM, OPT_OUTFORM, OPT_KEYFORM, OPT_REQ, OPT_CAFORM,
56 OPT_CAKEYFORM, OPT_VFYOPT, OPT_SIGOPT, OPT_DAYS, OPT_PASSIN, OPT_EXTFILE,
57 OPT_EXTENSIONS, OPT_IN, OPT_OUT, OPT_SIGNKEY, OPT_CA, OPT_CAKEY,
58 OPT_CASERIAL, OPT_SET_SERIAL, OPT_NEW, OPT_FORCE_PUBKEY, OPT_SUBJ,
59 OPT_ADDTRUST, OPT_ADDREJECT, OPT_SETALIAS, OPT_CERTOPT, OPT_NAMEOPT,
60 OPT_C, OPT_EMAIL, OPT_OCSP_URI, OPT_SERIAL, OPT_NEXT_SERIAL,
61 OPT_MODULUS, OPT_PUBKEY, OPT_X509TOREQ, OPT_TEXT, OPT_HASH,
62 OPT_ISSUER_HASH, OPT_SUBJECT, OPT_ISSUER, OPT_FINGERPRINT, OPT_DATES,
63 OPT_PURPOSE, OPT_STARTDATE, OPT_ENDDATE, OPT_CHECKEND, OPT_CHECKHOST,
64 OPT_CHECKEMAIL, OPT_CHECKIP, OPT_NOOUT, OPT_TRUSTOUT, OPT_CLRTRUST,
65 OPT_CLRREJECT, OPT_ALIAS, OPT_CACREATESERIAL, OPT_CLREXT, OPT_OCSPID,
68 OPT_BADSIG, OPT_MD, OPT_ENGINE, OPT_NOCERT, OPT_PRESERVE_DATES,
69 OPT_R_ENUM, OPT_PROV_ENUM, OPT_EXT
72 const OPTIONS x509_options[] = {
73 OPT_SECTION("General"),
74 {"help", OPT_HELP, '-', "Display this summary"},
75 #ifndef OPENSSL_NO_ENGINE
76 {"engine", OPT_ENGINE, 's', "Use engine, possibly a hardware device"},
79 {"inform", OPT_INFORM, 'f',
80 "CSR input format (DER or PEM) - default PEM"},
81 {"in", OPT_IN, '<', "Input file - default stdin"},
82 {"passin", OPT_PASSIN, 's', "Private key and cert file pass-phrase source"},
83 {"outform", OPT_OUTFORM, 'f',
84 "Output format (DER or PEM) - default PEM"},
85 {"out", OPT_OUT, '>', "Output file - default stdout"},
86 {"keyform", OPT_KEYFORM, 'E', "Private key format (ENGINE, other values ignored)"},
87 {"req", OPT_REQ, '-', "Input is a certificate request, sign and output"},
88 {"vfyopt", OPT_VFYOPT, 's', "Verification parameter in n:v form"},
90 OPT_SECTION("Output"),
91 {"serial", OPT_SERIAL, '-', "Print serial number value"},
92 {"subject_hash", OPT_HASH, '-', "Print subject hash value"},
93 {"issuer_hash", OPT_ISSUER_HASH, '-', "Print issuer hash value"},
94 {"hash", OPT_HASH, '-', "Synonym for -subject_hash"},
95 {"subject", OPT_SUBJECT, '-', "Print subject DN"},
96 {"issuer", OPT_ISSUER, '-', "Print issuer DN"},
97 {"email", OPT_EMAIL, '-', "Print email address(es)"},
98 {"purpose", OPT_PURPOSE, '-', "Print out certificate purposes"},
99 {"modulus", OPT_MODULUS, '-', "Print the RSA key modulus"},
100 {"pubkey", OPT_PUBKEY, '-', "Output the public key"},
101 {"fingerprint", OPT_FINGERPRINT, '-', "Print the certificate fingerprint"},
102 {"alias", OPT_ALIAS, '-', "Output certificate alias"},
103 {"noout", OPT_NOOUT, '-', "No output, just status"},
104 {"ocspid", OPT_OCSPID, '-',
105 "Print OCSP hash values for the subject name and public key"},
106 {"ocsp_uri", OPT_OCSP_URI, '-', "Print OCSP Responder URL(s)"},
107 {"nocert", OPT_NOCERT, '-', "No certificate output"},
108 {"trustout", OPT_TRUSTOUT, '-', "Output a trusted certificate"},
109 {"x509toreq", OPT_X509TOREQ, '-',
110 "Output a certification request object"},
111 {"checkend", OPT_CHECKEND, 'M',
112 "Check whether the cert expires in the next arg seconds"},
113 {OPT_MORE_STR, 1, 1, "Exit 1 if so, 0 if not"},
114 {"text", OPT_TEXT, '-', "Print the certificate in text form"},
115 {"ext", OPT_EXT, 's', "Print various X509V3 extensions"},
116 {"C", OPT_C, '-', "Print out C code forms"},
117 #ifndef OPENSSL_NO_MD5
118 {"subject_hash_old", OPT_SUBJECT_HASH_OLD, '-',
119 "Print old-style (MD5) subject hash value"},
120 {"issuer_hash_old", OPT_ISSUER_HASH_OLD, '-',
121 "Print old-style (MD5) issuer hash value"},
123 {"nameopt", OPT_NAMEOPT, 's', "Certificate subject/issuer name printing options"},
125 OPT_SECTION("Certificate"),
126 {"startdate", OPT_STARTDATE, '-', "Set notBefore field"},
127 {"enddate", OPT_ENDDATE, '-', "Set notAfter field"},
128 {"dates", OPT_DATES, '-', "Both Before and After dates"},
129 {"clrtrust", OPT_CLRTRUST, '-', "Clear all trusted purposes"},
130 {"clrext", OPT_CLREXT, '-', "Clear all certificate extensions"},
131 {"addtrust", OPT_ADDTRUST, 's', "Trust certificate for a given purpose"},
132 {"addreject", OPT_ADDREJECT, 's',
133 "Reject certificate for a given purpose"},
134 {"setalias", OPT_SETALIAS, 's', "Set certificate alias"},
135 {"days", OPT_DAYS, 'n',
136 "How long till expiry of a signed certificate - def 30 days"},
137 {"signkey", OPT_SIGNKEY, 's', "Self-sign cert with arg"},
138 {"set_serial", OPT_SET_SERIAL, 's', "Serial number to use"},
139 {"extensions", OPT_EXTENSIONS, 's', "Section from config file to use"},
140 {"certopt", OPT_CERTOPT, 's', "Various certificate text options"},
141 {"checkhost", OPT_CHECKHOST, 's', "Check certificate matches host"},
142 {"checkemail", OPT_CHECKEMAIL, 's', "Check certificate matches email"},
143 {"checkip", OPT_CHECKIP, 's', "Check certificate matches ipaddr"},
144 {"force_pubkey", OPT_FORCE_PUBKEY, '<', "Force the key to put inside certificate"},
145 {"subj", OPT_SUBJ, 's', "Set or override certificate subject (and issuer)"},
148 {"CA", OPT_CA, '<', "Set the CA certificate, must be PEM format"},
149 {"CAkey", OPT_CAKEY, 's',
150 "The CA key, must be PEM format; if not in CAfile"},
151 {"extfile", OPT_EXTFILE, '<', "File with X509V3 extensions to add"},
154 {"CAform", OPT_CAFORM, 'F', "CA cert format (PEM/DER/P12); has no effect"},
155 {"CAkeyform", OPT_CAKEYFORM, 'E', "CA key format (ENGINE, other values ignored)"},
156 {"sigopt", OPT_SIGOPT, 's', "Signature parameter in n:v form"},
157 {"CAcreateserial", OPT_CACREATESERIAL, '-',
158 "Create serial number file if it does not exist"},
159 {"CAserial", OPT_CASERIAL, 's', "Serial file"},
160 {"new", OPT_NEW, '-', "Generate a certificate from scratch"},
161 {"next_serial", OPT_NEXT_SERIAL, '-', "Increment current certificate serial number"},
162 {"clrreject", OPT_CLRREJECT, '-',
163 "Clears all the prohibited or rejected uses of the certificate"},
164 {"badsig", OPT_BADSIG, '-', "Corrupt last byte of certificate signature (for test)"},
165 {"", OPT_MD, '-', "Any supported digest"},
166 {"preserve_dates", OPT_PRESERVE_DATES, '-', "preserve existing dates when signing"},
170 int x509_main(int argc, char **argv)
172 ASN1_INTEGER *sno = NULL;
173 ASN1_OBJECT *objtmp = NULL;
175 CONF *extconf = NULL;
176 EVP_PKEY *Upkey = NULL, *CApkey = NULL, *fkey = NULL;
179 X509_NAME *fsubj = NULL;
180 const unsigned long chtype = MBSTRING_ASC;
181 const int multirdn = 1;
182 STACK_OF(ASN1_OBJECT) *trust = NULL, *reject = NULL;
183 STACK_OF(OPENSSL_STRING) *sigopts = NULL, *vfyopts = NULL;
184 X509 *x = NULL, *xca = NULL;
185 X509_REQ *req = NULL, *rq = NULL;
186 X509_STORE *ctx = NULL;
187 const EVP_MD *digest = NULL;
188 char *CAkeyfile = NULL, *CAserial = NULL, *fkeyfile = NULL, *alias = NULL;
189 char *checkhost = NULL, *checkemail = NULL, *checkip = NULL, *exts = NULL;
190 char *extsect = NULL, *extfile = NULL, *passin = NULL, *passinarg = NULL;
191 char *infile = NULL, *outfile = NULL, *keyfile = NULL, *CAfile = NULL;
193 int x509req = 0, days = DEF_DAYS, modulus = 0, pubkey = 0, pprint = 0;
194 int C = 0, CAformat = FORMAT_PEM, CAkeyformat = FORMAT_PEM;
195 int fingerprint = 0, reqfile = 0, checkend = 0;
196 int informat = FORMAT_PEM, outformat = FORMAT_PEM, keyformat = FORMAT_PEM;
197 int next_serial = 0, subject_hash = 0, issuer_hash = 0, ocspid = 0;
198 int noout = 0, sign_flag = 0, CA_flag = 0, CA_createserial = 0, email = 0;
199 int ocsp_uri = 0, trustout = 0, clrtrust = 0, clrreject = 0, aliasout = 0;
200 int ret = 1, i, num = 0, badsig = 0, clrext = 0, nocert = 0;
201 int text = 0, serial = 0, subject = 0, issuer = 0, startdate = 0, ext = 0;
203 time_t checkoffset = 0;
204 unsigned long certflag = 0;
205 int preserve_dates = 0;
208 #ifndef OPENSSL_NO_MD5
209 int subject_hash_old = 0, issuer_hash_old = 0;
212 ctx = X509_STORE_new();
215 X509_STORE_set_verify_cb(ctx, callb);
217 prog = opt_init(argc, argv, x509_options);
218 while ((o = opt_next()) != OPT_EOF) {
223 BIO_printf(bio_err, "%s: Use -help for summary.\n", prog);
226 opt_help(x509_options);
230 if (!opt_format(opt_arg(), OPT_FMT_PEMDER, &informat))
237 if (!opt_format(opt_arg(), OPT_FMT_ANY, &outformat))
241 if (!opt_format(opt_arg(), OPT_FMT_ANY, &keyformat))
245 if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAformat))
249 if (!opt_format(opt_arg(), OPT_FMT_ANY, &CAkeyformat))
261 sigopts = sk_OPENSSL_STRING_new_null();
262 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, opt_arg()))
267 vfyopts = sk_OPENSSL_STRING_new_null();
268 if (!vfyopts || !sk_OPENSSL_STRING_push(vfyopts, opt_arg()))
274 days = atoi(opt_arg());
277 passinarg = opt_arg();
287 if (!opt_provider(o))
302 CAkeyfile = opt_arg();
305 CAserial = opt_arg();
309 BIO_printf(bio_err, "Serial number supplied twice\n");
312 if ((sno = s2i_ASN1_INTEGER(NULL, opt_arg())) == NULL)
318 case OPT_FORCE_PUBKEY:
319 fkeyfile = opt_arg();
325 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
327 "%s: Invalid trust object value %s\n",
331 if (trust == NULL && (trust = sk_ASN1_OBJECT_new_null()) == NULL)
333 sk_ASN1_OBJECT_push(trust, objtmp);
338 if ((objtmp = OBJ_txt2obj(opt_arg(), 0)) == NULL) {
340 "%s: Invalid reject object value %s\n",
345 && (reject = sk_ASN1_OBJECT_new_null()) == NULL)
347 sk_ASN1_OBJECT_push(reject, objtmp);
356 if (!set_cert_ex(&certflag, opt_arg()))
360 if (!set_nameopt(opt_arg()))
364 e = setup_engine(opt_arg(), 0);
378 case OPT_NEXT_SERIAL:
399 case OPT_FINGERPRINT:
403 subject_hash = ++num;
405 case OPT_ISSUER_HASH:
439 case OPT_CACREATESERIAL:
440 CA_createserial = ++num;
451 #ifndef OPENSSL_NO_MD5
452 case OPT_SUBJECT_HASH_OLD:
453 subject_hash_old = ++num;
455 case OPT_ISSUER_HASH_OLD:
456 issuer_hash_old = ++num;
459 case OPT_SUBJECT_HASH_OLD:
460 case OPT_ISSUER_HASH_OLD:
471 if (!opt_imax(opt_arg(), &temp))
473 checkoffset = (time_t)temp;
474 if ((intmax_t)checkoffset != temp) {
475 BIO_printf(bio_err, "%s: checkend time out of range %s\n",
482 checkhost = opt_arg();
485 checkemail = opt_arg();
490 case OPT_PRESERVE_DATES:
491 if (days != DEF_DAYS)
496 if (!opt_md(opt_unknown(), &digest))
500 argc = opt_num_rest();
503 BIO_printf(bio_err, "%s: Unknown parameter %s\n", prog, argv[0]);
507 if (!app_passwd(passinarg, NULL, &passin, NULL)) {
508 BIO_printf(bio_err, "Error getting password\n");
512 if (!X509_STORE_set_default_paths_with_libctx(ctx, app_get0_libctx(),
514 ERR_print_errors(bio_err);
518 if (newcert && infile != NULL) {
519 BIO_printf(bio_err, "The -in option must not be used since -new is set\n");
522 if (newcert && fkeyfile == NULL) {
524 "The -new option requires a public key to be set using -force_pubkey\n");
527 if (fkeyfile != NULL) {
528 fkey = load_pubkey(fkeyfile, keyformat, 0, NULL, e, "Forced key");
533 if (newcert && subj == NULL) {
535 "The -new option requires a subject to be set using -subj\n");
539 && (fsubj = parse_name(subj, chtype, multirdn, "subject")) == NULL)
542 if (CAkeyfile == NULL && CA_flag && CAformat == FORMAT_PEM) {
544 } else if (CA_flag && CAkeyfile == NULL) {
546 "need to specify a CAkey if using the CA command\n");
548 } else if (!CA_flag && CAkeyfile != NULL) {
550 "ignoring -CAkey option since no -CA option is given\n");
553 if (extfile != NULL) {
555 if ((extconf = app_load_config(extfile)) == NULL)
557 if (extsect == NULL) {
558 extsect = NCONF_get_string(extconf, "default", "extensions");
559 if (extsect == NULL) {
564 X509V3_set_ctx_test(&ctx2);
565 X509V3_set_nconf(&ctx2, extconf);
566 if (!X509V3_EXT_add_nconf(extconf, &ctx2, extsect, NULL)) {
568 "Error Loading extension section %s\n", extsect);
569 ERR_print_errors(bio_err);
577 req = load_csr(infile, informat, "certificate request input");
581 if ((pkey = X509_REQ_get0_pubkey(req)) == NULL) {
582 BIO_printf(bio_err, "error unpacking public key\n");
585 i = do_X509_REQ_verify(req, pkey, vfyopts);
587 BIO_printf(bio_err, "Request self-signature verification error\n");
588 ERR_print_errors(bio_err);
593 "Request self-signature did not match the certificate request\n");
596 BIO_printf(bio_err, "Request self-signature ok\n");
599 print_name(bio_err, "subject=", X509_REQ_get_subject_name(req),
603 if (reqfile || newcert) {
606 if (!sign_flag && CAkeyfile == NULL) {
608 "We need a private key to sign with, use -signkey or -CAkey or -CA <file> with private key\n");
611 if ((x = X509_new_with_libctx(app_get0_libctx(), app_get0_propq())) == NULL)
615 sno = ASN1_INTEGER_new();
616 if (sno == NULL || !rand_serial(NULL, sno))
618 if (!X509_set_serialNumber(x, sno))
620 ASN1_INTEGER_free(sno);
622 } else if (!X509_set_serialNumber(x, sno)) {
626 n = req == NULL ? fsubj : X509_REQ_get_subject_name(req);
627 if (!X509_set_issuer_name(x, n) || !X509_set_subject_name(x, n))
629 if (!set_cert_times(x, NULL, NULL, days))
632 if (!X509_set_pubkey(x, fkey != NULL ? fkey : X509_REQ_get0_pubkey(req)))
635 x = load_cert_pass(infile, FORMAT_UNDEF, passin, "Certificate");
638 if (fkey != NULL && !X509_set_pubkey(x, fkey))
640 if (fsubj != NULL && !X509_set_subject_name(x, fsubj))
645 xca = load_cert_pass(CAfile, CAformat, passin, "CA Certificate");
650 out = bio_open_default(outfile, 'w', outformat);
654 if (!noout || text || next_serial)
655 OBJ_create("2.99999.3", "SET.ex3", "SET x509v3 extension 3");
658 X509_alias_set1(x, (unsigned char *)alias, -1);
663 X509_reject_clear(x);
666 for (i = 0; i < sk_ASN1_OBJECT_num(trust); i++) {
667 objtmp = sk_ASN1_OBJECT_value(trust, i);
668 X509_add1_trust_object(x, objtmp);
673 if (reject != NULL) {
674 for (i = 0; i < sk_ASN1_OBJECT_num(reject); i++) {
675 objtmp = sk_ASN1_OBJECT_value(reject, i);
676 X509_add1_reject_object(x, objtmp);
682 const ASN1_BIT_STRING *signature;
684 X509_get0_signature(&signature, NULL, x);
685 corrupt_signature(signature);
689 for (i = 1; i <= num; i++) {
691 print_name(out, "issuer=", X509_get_issuer_name(x), get_nameopt());
692 } else if (subject == i) {
693 print_name(out, "subject=",
694 X509_get_subject_name(x), get_nameopt());
695 } else if (serial == i) {
696 BIO_printf(out, "serial=");
697 i2a_ASN1_INTEGER(out, X509_get0_serialNumber(x));
698 BIO_printf(out, "\n");
699 } else if (next_serial == i) {
700 ASN1_INTEGER *ser = X509_get_serialNumber(x);
701 BIGNUM *bnser = ASN1_INTEGER_to_BN(ser, NULL);
705 if (!BN_add_word(bnser, 1))
707 ser = BN_to_ASN1_INTEGER(bnser, NULL);
711 i2a_ASN1_INTEGER(out, ser);
712 ASN1_INTEGER_free(ser);
714 } else if (email == i || ocsp_uri == i) {
716 STACK_OF(OPENSSL_STRING) *emlst;
718 emlst = X509_get1_email(x);
720 emlst = X509_get1_ocsp(x);
721 for (j = 0; j < sk_OPENSSL_STRING_num(emlst); j++)
722 BIO_printf(out, "%s\n",
723 sk_OPENSSL_STRING_value(emlst, j));
724 X509_email_free(emlst);
725 } else if (aliasout == i) {
726 unsigned char *alstr;
727 alstr = X509_alias_get0(x, NULL);
729 BIO_printf(out, "%s\n", alstr);
731 BIO_puts(out, "<No Alias>\n");
732 } else if (subject_hash == i) {
733 BIO_printf(out, "%08lx\n", X509_subject_name_hash(x));
735 #ifndef OPENSSL_NO_MD5
736 else if (subject_hash_old == i) {
737 BIO_printf(out, "%08lx\n", X509_subject_name_hash_old(x));
740 else if (issuer_hash == i) {
741 BIO_printf(out, "%08lx\n", X509_issuer_name_hash(x));
743 #ifndef OPENSSL_NO_MD5
744 else if (issuer_hash_old == i) {
745 BIO_printf(out, "%08lx\n", X509_issuer_name_hash_old(x));
748 else if (pprint == i) {
751 BIO_printf(out, "Certificate purposes:\n");
752 for (j = 0; j < X509_PURPOSE_get_count(); j++) {
753 ptmp = X509_PURPOSE_get0(j);
754 purpose_print(out, x, ptmp);
756 } else if (modulus == i) {
759 pkey = X509_get0_pubkey(x);
761 BIO_printf(bio_err, "Modulus=unavailable\n");
762 ERR_print_errors(bio_err);
765 BIO_printf(out, "Modulus=");
766 #ifndef OPENSSL_NO_RSA
767 if (EVP_PKEY_id(pkey) == EVP_PKEY_RSA) {
769 RSA_get0_key(EVP_PKEY_get0_RSA(pkey), &n, NULL, NULL);
773 #ifndef OPENSSL_NO_DSA
774 if (EVP_PKEY_id(pkey) == EVP_PKEY_DSA) {
775 const BIGNUM *dsapub = NULL;
776 DSA_get0_key(EVP_PKEY_get0_DSA(pkey), &dsapub, NULL);
777 BN_print(out, dsapub);
781 BIO_printf(out, "Wrong Algorithm type");
783 BIO_printf(out, "\n");
784 } else if (pubkey == i) {
787 pkey = X509_get0_pubkey(x);
789 BIO_printf(bio_err, "Error getting public key\n");
790 ERR_print_errors(bio_err);
793 PEM_write_bio_PUBKEY(out, pkey);
799 print_name(out, "/*\n"
800 " * Subject: ", X509_get_subject_name(x), get_nameopt());
801 print_name(out, " * Issuer: ", X509_get_issuer_name(x), get_nameopt());
802 BIO_puts(out, " */\n");
804 len = i2d_X509(x, NULL);
805 m = app_malloc(len, "x509 name buffer");
806 d = (unsigned char *)m;
807 len = i2d_X509_NAME(X509_get_subject_name(x), &d);
808 print_array(out, "the_subject_name", len, (unsigned char *)m);
809 d = (unsigned char *)m;
810 len = i2d_X509_PUBKEY(X509_get_X509_PUBKEY(x), &d);
811 print_array(out, "the_public_key", len, (unsigned char *)m);
812 d = (unsigned char *)m;
813 len = i2d_X509(x, &d);
814 print_array(out, "the_certificate", len, (unsigned char *)m);
816 } else if (text == i) {
817 X509_print_ex(out, x, get_nameopt(), certflag);
818 } else if (startdate == i) {
819 BIO_puts(out, "notBefore=");
820 ASN1_TIME_print(out, X509_get0_notBefore(x));
822 } else if (enddate == i) {
823 BIO_puts(out, "notAfter=");
824 ASN1_TIME_print(out, X509_get0_notAfter(x));
826 } else if (fingerprint == i) {
829 unsigned char md[EVP_MAX_MD_SIZE];
830 const EVP_MD *fdig = digest;
835 if (!X509_digest(x, fdig, md, &n)) {
836 BIO_printf(bio_err, "out of memory\n");
839 BIO_printf(out, "%s Fingerprint=",
840 OBJ_nid2sn(EVP_MD_type(fdig)));
841 for (j = 0; j < (int)n; j++) {
842 BIO_printf(out, "%02X%c", md[j], (j + 1 == (int)n)
847 /* should be in the library */
848 else if (sign_flag == i && x509req == 0) {
849 BIO_printf(bio_err, "Getting Private key\n");
851 Upkey = load_key(keyfile, keyformat, 0,
852 passin, e, "Private key");
857 if (!sign(x, Upkey, fkey, sigopts, days, clrext, digest,
858 extconf, extsect, preserve_dates))
860 } else if (CA_flag == i) {
861 BIO_printf(bio_err, "Getting CA Private Key\n");
862 if (CAkeyfile != NULL) {
863 CApkey = load_key(CAkeyfile, CAkeyformat,
864 0, passin, e, "CA Private Key");
869 if (!x509_certify(ctx, CAfile, digest, x, xca,
871 CAserial, CA_createserial, days, clrext,
872 extconf, extsect, sno, reqfile, preserve_dates))
874 } else if (x509req == i) {
877 BIO_printf(bio_err, "Getting request Private Key\n");
878 if (keyfile == NULL) {
879 BIO_printf(bio_err, "no request key file specified\n");
882 pk = load_key(keyfile, keyformat, 0,
883 passin, e, "request key");
888 BIO_printf(bio_err, "Generating certificate request\n");
890 rq = X509_to_X509_REQ(x, pk, digest);
893 ERR_print_errors(bio_err);
897 X509_REQ_print_ex(out, rq, get_nameopt(), X509_FLAG_COMPAT);
898 PEM_write_bio_X509_REQ(out, rq);
901 } else if (ocspid == i) {
902 X509_ocspid_print(out, x);
903 } else if (ext == i) {
904 print_x509v3_exts(out, x, exts);
910 time_t tcheck = time(NULL) + checkoffset;
912 if (X509_cmp_time(X509_get0_notAfter(x), &tcheck) < 0) {
913 BIO_printf(out, "Certificate will expire\n");
916 BIO_printf(out, "Certificate will not expire\n");
922 print_cert_checks(out, x, checkhost, checkemail, checkip);
924 if (noout || nocert) {
929 if (outformat == FORMAT_ASN1) {
930 i = i2d_X509_bio(out, x);
931 } else if (outformat == FORMAT_PEM) {
933 i = PEM_write_bio_X509_AUX(out, x);
935 i = PEM_write_bio_X509(out, x);
937 BIO_printf(bio_err, "bad output format specified for outfile\n");
941 BIO_printf(bio_err, "unable to write certificate\n");
942 ERR_print_errors(bio_err);
949 X509_STORE_free(ctx);
950 X509_NAME_free(fsubj);
954 EVP_PKEY_free(Upkey);
955 EVP_PKEY_free(CApkey);
957 sk_OPENSSL_STRING_free(sigopts);
958 sk_OPENSSL_STRING_free(vfyopts);
960 ASN1_INTEGER_free(sno);
961 sk_ASN1_OBJECT_pop_free(trust, ASN1_OBJECT_free);
962 sk_ASN1_OBJECT_pop_free(reject, ASN1_OBJECT_free);
963 ASN1_OBJECT_free(objtmp);
969 static ASN1_INTEGER *x509_load_serial(const char *CAfile,
970 const char *serialfile, int create)
973 ASN1_INTEGER *bs = NULL;
974 BIGNUM *serial = NULL;
976 if (serialfile == NULL) {
977 const char *p = strrchr(CAfile, '.');
978 size_t len = p != NULL ? (size_t)(p - CAfile) : strlen(CAfile);
980 buf = app_malloc(len + sizeof(POSTFIX), "serial# buffer");
981 memcpy(buf, CAfile, len);
982 memcpy(buf + len, POSTFIX, sizeof(POSTFIX));
986 serial = load_serial(serialfile, create, NULL);
990 if (!BN_add_word(serial, 1)) {
991 BIO_printf(bio_err, "add_word failure\n");
995 if (!save_serial(serialfile, NULL, serial, &bs))
1004 static int x509_certify(X509_STORE *ctx, const char *CAfile, const EVP_MD *digest,
1005 X509 *x, X509 *xca, EVP_PKEY *pkey,
1006 STACK_OF(OPENSSL_STRING) *sigopts,
1007 const char *serialfile, int create,
1008 int days, int clrext, CONF *conf, const char *section,
1009 ASN1_INTEGER *sno, int reqfile, int preserve_dates)
1012 ASN1_INTEGER *bs = NULL;
1013 X509_STORE_CTX *xsc = NULL;
1016 upkey = X509_get0_pubkey(xca);
1017 if (upkey == NULL) {
1018 BIO_printf(bio_err, "Error obtaining CA X509 public key\n");
1021 EVP_PKEY_copy_parameters(upkey, pkey);
1023 xsc = X509_STORE_CTX_new();
1024 if (xsc == NULL || !X509_STORE_CTX_init(xsc, ctx, x, NULL)) {
1025 BIO_printf(bio_err, "Error initialising X509 store\n");
1030 else if ((bs = x509_load_serial(CAfile, serialfile, create)) == NULL)
1034 * NOTE: this certificate can/should be self-signed, unless it was a
1035 * certificate request in which case it is not.
1037 X509_STORE_CTX_set_cert(xsc, x);
1038 X509_STORE_CTX_set_flags(xsc, X509_V_FLAG_CHECK_SS_SIGNATURE);
1039 if (!reqfile && X509_verify_cert(xsc) <= 0)
1042 if (!X509_check_private_key(xca, pkey)) {
1044 "CA certificate and CA private key do not match\n");
1048 if (!X509_set_issuer_name(x, X509_get_subject_name(xca)))
1050 if (!X509_set_serialNumber(x, bs))
1053 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1057 while (X509_get_ext_count(x) > 0)
1058 X509_delete_ext(x, 0);
1063 X509_set_version(x, 2); /* version 3 certificate */
1064 X509V3_set_ctx(&ctx2, xca, x, NULL, NULL, 0);
1065 X509V3_set_nconf(&ctx2, conf);
1066 if (!X509V3_EXT_add_nconf(conf, &ctx2, section, x))
1070 if (!do_X509_sign(x, pkey, digest, sigopts))
1074 X509_STORE_CTX_free(xsc);
1076 ERR_print_errors(bio_err);
1078 ASN1_INTEGER_free(bs);
1082 static int callb(int ok, X509_STORE_CTX *ctx)
1088 * It is ok to use a self-signed certificate. This case will catch both
1089 * the initial ok == 0 and the final ok == 1 calls to this function.
1091 err = X509_STORE_CTX_get_error(ctx);
1092 if (err == X509_V_ERR_DEPTH_ZERO_SELF_SIGNED_CERT)
1096 * BAD we should have gotten an error. Normally if everything worked
1097 * X509_STORE_CTX_get_error(ctx) will still be set to
1098 * DEPTH_ZERO_SELF_....
1102 "error with certificate to be certified - should be self-signed\n");
1105 err_cert = X509_STORE_CTX_get_current_cert(ctx);
1106 print_name(bio_err, NULL, X509_get_subject_name(err_cert), 0);
1108 "error with certificate - error %d at depth %d\n%s\n", err,
1109 X509_STORE_CTX_get_error_depth(ctx),
1110 X509_verify_cert_error_string(err));
1115 /* self-issue; self-sign unless a forced public key (fkey) is given */
1116 static int sign(X509 *x, EVP_PKEY *pkey, EVP_PKEY *fkey,
1117 STACK_OF(OPENSSL_STRING) *sigopts,
1118 int days, int clrext,
1119 const EVP_MD *digest, CONF *conf, const char *section,
1122 if (!X509_set_issuer_name(x, X509_get_subject_name(x)))
1124 if (!preserve_dates && !set_cert_times(x, NULL, NULL, days))
1126 if (fkey == NULL && !X509_set_pubkey(x, pkey))
1129 while (X509_get_ext_count(x) > 0)
1130 X509_delete_ext(x, 0);
1134 X509_set_version(x, 2); /* version 3 certificate */
1135 X509V3_set_ctx(&ctx, x, x, NULL, NULL, 0);
1136 X509V3_set_nconf(&ctx, conf);
1137 if (!X509V3_EXT_add_nconf(conf, &ctx, section, x))
1140 if (!do_X509_sign(x, pkey, digest, sigopts))
1144 ERR_print_errors(bio_err);
1148 static int purpose_print(BIO *bio, X509 *cert, X509_PURPOSE *pt)
1152 id = X509_PURPOSE_get_id(pt);
1153 pname = X509_PURPOSE_get0_name(pt);
1154 for (i = 0; i < 2; i++) {
1155 idret = X509_check_purpose(cert, id, i);
1156 BIO_printf(bio, "%s%s : ", pname, i ? " CA" : "");
1158 BIO_printf(bio, "Yes\n");
1159 else if (idret == 0)
1160 BIO_printf(bio, "No\n");
1162 BIO_printf(bio, "Yes (WARNING code=%d)\n", idret);
1167 static int parse_ext_names(char *names, const char **result)
1170 int cnt = 0, len = 0;
1173 len = strlen(names);
1175 while (q - names <= len) {
1176 if (*q != ',' && *q != '\0') {
1182 if (result != NULL) {
1194 static int print_x509v3_exts(BIO *bio, X509 *x, const char *ext_names)
1196 const STACK_OF(X509_EXTENSION) *exts = NULL;
1197 STACK_OF(X509_EXTENSION) *exts2 = NULL;
1198 X509_EXTENSION *ext = NULL;
1200 int i, j, ret = 0, num, nn = 0;
1201 const char *sn, **names = NULL;
1202 char *tmp_ext_names = NULL;
1204 exts = X509_get0_extensions(x);
1205 if ((num = sk_X509_EXTENSION_num(exts)) <= 0) {
1206 BIO_printf(bio, "No extensions in certificate\n");
1211 /* parse comma separated ext name string */
1212 if ((tmp_ext_names = OPENSSL_strdup(ext_names)) == NULL)
1214 if ((nn = parse_ext_names(tmp_ext_names, NULL)) == 0) {
1215 BIO_printf(bio, "Invalid extension names: %s\n", ext_names);
1218 if ((names = OPENSSL_malloc(sizeof(char *) * nn)) == NULL)
1220 parse_ext_names(tmp_ext_names, names);
1222 for (i = 0; i < num; i++) {
1223 ext = sk_X509_EXTENSION_value(exts, i);
1225 /* check if this ext is what we want */
1226 obj = X509_EXTENSION_get_object(ext);
1227 sn = OBJ_nid2sn(OBJ_obj2nid(obj));
1228 if (sn == NULL || strcmp(sn, "UNDEF") == 0)
1231 for (j = 0; j < nn; j++) {
1232 if (strcmp(sn, names[j]) == 0) {
1233 /* push the extension into a new stack */
1235 && (exts2 = sk_X509_EXTENSION_new_null()) == NULL)
1237 if (!sk_X509_EXTENSION_push(exts2, ext))
1243 if (!sk_X509_EXTENSION_num(exts2)) {
1244 BIO_printf(bio, "No extensions matched with %s\n", ext_names);
1249 ret = X509V3_extensions_print(bio, NULL, exts2, 0, 0);
1251 sk_X509_EXTENSION_free(exts2);
1252 OPENSSL_free(names);
1253 OPENSSL_free(tmp_ext_names);