2 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
5 * This package is an SSL implementation written
6 * by Eric Young (eay@cryptsoft.com).
7 * The implementation was written so as to conform with Netscapes SSL.
9 * This library is free for commercial and non-commercial use as long as
10 * the following conditions are aheared to. The following conditions
11 * apply to all code found in this distribution, be it the RC4, RSA,
12 * lhash, DES, etc., code; not just the SSL code. The SSL documentation
13 * included with this distribution is covered by the same copyright terms
14 * except that the holder is Tim Hudson (tjh@cryptsoft.com).
16 * Copyright remains Eric Young's, and as such any Copyright notices in
17 * the code are not to be removed.
18 * If this package is used in a product, Eric Young should be given attribution
19 * as the author of the parts of the library used.
20 * This can be in the form of a textual message at program startup or
21 * in documentation (online or textual) provided with the package.
23 * Redistribution and use in source and binary forms, with or without
24 * modification, are permitted provided that the following conditions
26 * 1. Redistributions of source code must retain the copyright
27 * notice, this list of conditions and the following disclaimer.
28 * 2. Redistributions in binary form must reproduce the above copyright
29 * notice, this list of conditions and the following disclaimer in the
30 * documentation and/or other materials provided with the distribution.
31 * 3. All advertising materials mentioning features or use of this software
32 * must display the following acknowledgement:
33 * "This product includes cryptographic software written by
34 * Eric Young (eay@cryptsoft.com)"
35 * The word 'cryptographic' can be left out if the rouines from the library
36 * being used are not cryptographic related :-).
37 * 4. If you include any Windows specific code (or a derivative thereof) from
38 * the apps directory (application code) you must include an acknowledgement:
39 * "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
41 * THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
42 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
43 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
44 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
45 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
46 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
47 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
48 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
49 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
50 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
53 * The licence and distribution terms for any publically available version or
54 * derivative of this code cannot be changed. i.e. this code cannot simply be
55 * copied and put under another distribution licence
56 * [including the GNU Public Licence.]
60 * Until the key-gen callbacks are modified to use newer prototypes, we allow
61 * deprecated functions for openssl-internal code
63 #ifdef OPENSSL_NO_DEPRECATED
64 # undef OPENSSL_NO_DEPRECATED
71 #ifdef OPENSSL_NO_STDIO
75 #include <openssl/bio.h>
76 #include <openssl/evp.h>
77 #include <openssl/conf.h>
78 #include <openssl/err.h>
79 #include <openssl/asn1.h>
80 #include <openssl/x509.h>
81 #include <openssl/x509v3.h>
82 #include <openssl/objects.h>
83 #include <openssl/pem.h>
84 #include <openssl/bn.h>
85 #ifndef OPENSSL_NO_RSA
86 # include <openssl/rsa.h>
88 #ifndef OPENSSL_NO_DSA
89 # include <openssl/dsa.h>
94 #define BITS "default_bits"
95 #define KEYFILE "default_keyfile"
96 #define PROMPT "prompt"
97 #define DISTINGUISHED_NAME "distinguished_name"
98 #define ATTRIBUTES "attributes"
99 #define V3_EXTENSIONS "x509_extensions"
100 #define REQ_EXTENSIONS "req_extensions"
101 #define STRING_MASK "string_mask"
102 #define UTF8_IN "utf8"
104 #define DEFAULT_KEY_LENGTH 512
105 #define MIN_KEY_LENGTH 384
108 #define PROG req_main
111 * -inform arg - input format - default PEM (DER or PEM)
112 * -outform arg - output format - default PEM
113 * -in arg - input file - default stdin
114 * -out arg - output file - default stdout
115 * -verify - check request signature
116 * -noout - don't print stuff out.
117 * -text - print out human readable text.
118 * -nodes - no des encryption
119 * -config file - Load configuration file.
120 * -key file - make a request using key in file (or use it for verification).
121 * -keyform arg - key file format.
122 * -rand file(s) - load the file(s) into the PRNG.
123 * -newkey - make a key and a request.
124 * -modulus - print RSA modulus.
125 * -pubkey - output Public Key.
126 * -x509 - output a self signed X509 structure instead.
127 * -asn1-kludge - output new certificate request in a format that some CA's
128 * require. This format is wrong
131 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *dn, int mutlirdn,
132 int attribs, unsigned long chtype);
133 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
135 static int prompt_info(X509_REQ *req,
136 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
137 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect,
138 int attribs, unsigned long chtype);
139 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
140 STACK_OF(CONF_VALUE) *attr, int attribs,
141 unsigned long chtype);
142 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
143 char *value, int nid, int n_min, int n_max,
144 unsigned long chtype);
145 static int add_DN_object(X509_NAME *n, char *text, const char *def,
146 char *value, int nid, int n_min, int n_max,
147 unsigned long chtype, int mval);
148 static int genpkey_cb(EVP_PKEY_CTX *ctx);
149 static int req_check_len(int len, int n_min, int n_max);
150 static int check_end(const char *str, const char *end);
151 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr,
152 int *pkey_type, long *pkeylen,
153 char **palgnam, ENGINE *keygen_engine);
155 static char *default_config_file = NULL;
157 static CONF *req_conf = NULL;
158 static int batch = 0;
160 int MAIN(int, char **);
162 int MAIN(int argc, char **argv)
164 ENGINE *e = NULL, *gen_eng = NULL;
165 unsigned long nmflag = 0, reqflag = 0;
166 int ex = 1, x509 = 0, days = 30;
168 X509_REQ *req = NULL;
169 EVP_PKEY_CTX *genctx = NULL;
170 const char *keyalg = NULL;
171 char *keyalgstr = NULL;
172 STACK_OF(OPENSSL_STRING) *pkeyopts = NULL;
173 EVP_PKEY *pkey = NULL;
174 int i = 0, badops = 0, newreq = 0, verbose = 0, pkey_type = -1;
176 BIO *in = NULL, *out = NULL;
177 int informat, outformat, verify = 0, noout = 0, text = 0, keyform =
179 int nodes = 0, kludge = 0, newhdr = 0, subject = 0, pubkey = 0;
180 char *infile, *outfile, *prog, *keyfile = NULL, *template =
181 NULL, *keyout = NULL;
182 #ifndef OPENSSL_NO_ENGINE
185 char *extensions = NULL;
186 char *req_exts = NULL;
187 const EVP_CIPHER *cipher = NULL;
188 ASN1_INTEGER *serial = NULL;
191 char *passargin = NULL, *passargout = NULL;
192 char *passin = NULL, *passout = NULL;
196 const EVP_MD *md_alg = NULL, *digest = NULL;
197 unsigned long chtype = MBSTRING_ASC;
204 #ifndef OPENSSL_NO_DES
205 cipher = EVP_des_ede3_cbc();
210 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
211 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
215 informat = FORMAT_PEM;
216 outformat = FORMAT_PEM;
222 if (strcmp(*argv, "-inform") == 0) {
225 informat = str2fmt(*(++argv));
226 } else if (strcmp(*argv, "-outform") == 0) {
229 outformat = str2fmt(*(++argv));
231 #ifndef OPENSSL_NO_ENGINE
232 else if (strcmp(*argv, "-engine") == 0) {
236 } else if (strcmp(*argv, "-keygen_engine") == 0) {
239 gen_eng = ENGINE_by_id(*(++argv));
240 if (gen_eng == NULL) {
241 BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv);
246 else if (strcmp(*argv, "-key") == 0) {
250 } else if (strcmp(*argv, "-pubkey") == 0) {
252 } else if (strcmp(*argv, "-new") == 0) {
254 } else if (strcmp(*argv, "-config") == 0) {
257 template = *(++argv);
258 } else if (strcmp(*argv, "-keyform") == 0) {
261 keyform = str2fmt(*(++argv));
262 } else if (strcmp(*argv, "-in") == 0) {
266 } else if (strcmp(*argv, "-out") == 0) {
270 } else if (strcmp(*argv, "-keyout") == 0) {
274 } else if (strcmp(*argv, "-passin") == 0) {
277 passargin = *(++argv);
278 } else if (strcmp(*argv, "-passout") == 0) {
281 passargout = *(++argv);
282 } else if (strcmp(*argv, "-rand") == 0) {
286 } else if (strcmp(*argv, "-newkey") == 0) {
291 } else if (strcmp(*argv, "-pkeyopt") == 0) {
295 pkeyopts = sk_OPENSSL_STRING_new_null();
296 if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, *(++argv)))
298 } else if (strcmp(*argv, "-batch") == 0)
300 else if (strcmp(*argv, "-newhdr") == 0)
302 else if (strcmp(*argv, "-modulus") == 0)
304 else if (strcmp(*argv, "-verify") == 0)
306 else if (strcmp(*argv, "-nodes") == 0)
308 else if (strcmp(*argv, "-noout") == 0)
310 else if (strcmp(*argv, "-verbose") == 0)
312 else if (strcmp(*argv, "-utf8") == 0)
313 chtype = MBSTRING_UTF8;
314 else if (strcmp(*argv, "-nameopt") == 0) {
317 if (!set_name_ex(&nmflag, *(++argv)))
319 } else if (strcmp(*argv, "-reqopt") == 0) {
322 if (!set_cert_ex(&reqflag, *(++argv)))
324 } else if (strcmp(*argv, "-subject") == 0)
326 else if (strcmp(*argv, "-text") == 0)
328 else if (strcmp(*argv, "-x509") == 0)
330 else if (strcmp(*argv, "-asn1-kludge") == 0)
332 else if (strcmp(*argv, "-no-asn1-kludge") == 0)
334 else if (strcmp(*argv, "-subj") == 0) {
338 } else if (strcmp(*argv, "-multivalue-rdn") == 0)
340 else if (strcmp(*argv, "-days") == 0) {
343 days = atoi(*(++argv));
346 } else if (strcmp(*argv, "-set_serial") == 0) {
349 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
352 } else if (strcmp(*argv, "-extensions") == 0) {
355 extensions = *(++argv);
356 } else if (strcmp(*argv, "-reqexts") == 0) {
359 req_exts = *(++argv);
360 } else if ((md_alg = EVP_get_digestbyname(&((*argv)[1]))) != NULL) {
364 BIO_printf(bio_err, "unknown option %s\n", *argv);
374 BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
375 BIO_printf(bio_err, "where options are\n");
376 BIO_printf(bio_err, " -inform arg input format - DER or PEM\n");
377 BIO_printf(bio_err, " -outform arg output format - DER or PEM\n");
378 BIO_printf(bio_err, " -in arg input file\n");
379 BIO_printf(bio_err, " -out arg output file\n");
380 BIO_printf(bio_err, " -text text form of request\n");
381 BIO_printf(bio_err, " -pubkey output public key\n");
382 BIO_printf(bio_err, " -noout do not output REQ\n");
383 BIO_printf(bio_err, " -verify verify signature on REQ\n");
384 BIO_printf(bio_err, " -modulus RSA modulus\n");
385 BIO_printf(bio_err, " -nodes don't encrypt the output key\n");
386 #ifndef OPENSSL_NO_ENGINE
388 " -engine e use engine e, possibly a hardware device\n");
390 BIO_printf(bio_err, " -subject output the request's subject\n");
391 BIO_printf(bio_err, " -passin private key password source\n");
393 " -key file use the private key contained in file\n");
394 BIO_printf(bio_err, " -keyform arg key file format\n");
395 BIO_printf(bio_err, " -keyout arg file to send the key to\n");
396 BIO_printf(bio_err, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
397 LIST_SEPARATOR_CHAR);
399 " load the file (or the files in the directory) into\n");
400 BIO_printf(bio_err, " the random number generator\n");
402 " -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
404 " -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
405 #ifndef OPENSSL_NO_ECDSA
407 " -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
410 " -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
411 BIO_printf(bio_err, " -config file request template file.\n");
413 " -subj arg set or modify request subject\n");
415 " -multivalue-rdn enable support for multivalued RDNs\n");
416 BIO_printf(bio_err, " -new new request.\n");
418 " -batch do not ask anything during request generation\n");
420 " -x509 output a x509 structure instead of a cert. req.\n");
422 " -days number of days a certificate generated by -x509 is valid for.\n");
424 " -set_serial serial number to use for a certificate generated by -x509.\n");
426 " -newhdr output \"NEW\" in the header lines\n");
428 " -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
430 " have been reported as requiring\n");
432 " -extensions .. specify certificate extension section (override value in config file)\n");
434 " -reqexts .. specify request extension section (override value in config file)\n");
436 " -utf8 input characters are UTF8 (default ASCII)\n");
438 " -nameopt arg - various certificate name options\n");
440 " -reqopt arg - various request text options\n\n");
444 ERR_load_crypto_strings();
445 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
446 BIO_printf(bio_err, "Error getting passwords\n");
449 #ifndef MONOLITH /* else this has happened in openssl.c
450 * (global `config') */
451 /* Lets load up our environment a little */
452 p = getenv("OPENSSL_CONF");
454 p = getenv("SSLEAY_CONF");
456 p = to_free = make_config_name();
457 default_config_file = p;
458 config = NCONF_new(NULL);
459 i = NCONF_load(config, p, &errline);
462 if (template != NULL) {
466 BIO_printf(bio_err, "Using configuration from %s\n", template);
467 req_conf = NCONF_new(NULL);
468 i = NCONF_load(req_conf, template, &errline);
470 BIO_printf(bio_err, "error on line %ld of %s\n", errline,
477 if (req_conf == NULL) {
478 BIO_printf(bio_err, "Unable to load config info from %s\n",
479 default_config_file);
483 BIO_printf(bio_err, "Using configuration from %s\n",
484 default_config_file);
487 if (req_conf != NULL) {
488 if (!load_config(bio_err, req_conf))
490 p = NCONF_get_string(req_conf, NULL, "oid_file");
496 oid_bio = BIO_new_file(p, "r");
497 if (oid_bio == NULL) {
499 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
500 ERR_print_errors(bio_err);
503 OBJ_create_objects(oid_bio);
508 if (!add_oid_section(bio_err, req_conf))
511 if (md_alg == NULL) {
512 p = NCONF_get_string(req_conf, SECTION, "default_md");
516 if ((md_alg = EVP_get_digestbyname(p)) != NULL)
522 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
527 /* Check syntax of file */
529 X509V3_set_ctx_test(&ctx);
530 X509V3_set_nconf(&ctx, req_conf);
531 if (!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
533 "Error Loading extension section %s\n", extensions);
539 passin = NCONF_get_string(req_conf, SECTION, "input_password");
545 passout = NCONF_get_string(req_conf, SECTION, "output_password");
550 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
554 if (p && !ASN1_STRING_set_default_mask_asc(p)) {
555 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
559 if (chtype != MBSTRING_UTF8) {
560 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
563 else if (!strcmp(p, "yes"))
564 chtype = MBSTRING_UTF8;
568 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
573 /* Check syntax of file */
575 X509V3_set_ctx_test(&ctx);
576 X509V3_set_nconf(&ctx, req_conf);
577 if (!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
579 "Error Loading request extension section %s\n",
585 in = BIO_new(BIO_s_file());
586 out = BIO_new(BIO_s_file());
587 if ((in == NULL) || (out == NULL))
590 #ifndef OPENSSL_NO_ENGINE
591 e = setup_engine(bio_err, engine, 0);
594 if (keyfile != NULL) {
595 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
599 * load_key() has already printed an appropriate message
603 char *randfile = NCONF_get_string(req_conf, SECTION, "RANDFILE");
604 if (randfile == NULL)
606 app_RAND_load_file(randfile, bio_err, 0);
610 if (newreq && (pkey == NULL)) {
611 char *randfile = NCONF_get_string(req_conf, SECTION, "RANDFILE");
612 if (randfile == NULL)
614 app_RAND_load_file(randfile, bio_err, 0);
616 app_RAND_load_files(inrand);
618 if (!NCONF_get_number(req_conf, SECTION, BITS, &newkey)) {
619 newkey = DEFAULT_KEY_LENGTH;
623 genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey,
624 &keyalgstr, gen_eng);
629 if (newkey < MIN_KEY_LENGTH
630 && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA)) {
631 BIO_printf(bio_err, "private key length is too short,\n");
632 BIO_printf(bio_err, "it needs to be at least %d bits, not %ld\n",
633 MIN_KEY_LENGTH, newkey);
638 genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey,
639 &keyalgstr, gen_eng);
646 for (i = 0; i < sk_OPENSSL_STRING_num(pkeyopts); i++) {
647 genopt = sk_OPENSSL_STRING_value(pkeyopts, i);
648 if (pkey_ctrl_string(genctx, genopt) <= 0) {
649 BIO_printf(bio_err, "parameter error \"%s\"\n", genopt);
650 ERR_print_errors(bio_err);
656 BIO_printf(bio_err, "Generating a %ld bit %s private key\n",
659 EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
660 EVP_PKEY_CTX_set_app_data(genctx, bio_err);
662 if (EVP_PKEY_keygen(genctx, &pkey) <= 0) {
663 BIO_puts(bio_err, "Error Generating Key\n");
667 EVP_PKEY_CTX_free(genctx);
670 app_RAND_write_file(randfile, bio_err);
672 if (keyout == NULL) {
673 keyout = NCONF_get_string(req_conf, SECTION, KEYFILE);
678 if (keyout == NULL) {
679 BIO_printf(bio_err, "writing new private key to stdout\n");
680 BIO_set_fp(out, stdout, BIO_NOCLOSE);
681 #ifdef OPENSSL_SYS_VMS
683 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
684 out = BIO_push(tmpbio, out);
688 BIO_printf(bio_err, "writing new private key to '%s'\n", keyout);
689 if (BIO_write_filename(out, keyout) <= 0) {
695 p = NCONF_get_string(req_conf, SECTION, "encrypt_rsa_key");
698 p = NCONF_get_string(req_conf, SECTION, "encrypt_key");
702 if ((p != NULL) && (strcmp(p, "no") == 0))
709 if (!PEM_write_bio_PrivateKey(out, pkey, cipher,
710 NULL, 0, NULL, passout)) {
711 if ((ERR_GET_REASON(ERR_peek_error()) ==
712 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3)) {
719 BIO_printf(bio_err, "-----\n");
724 * Since we are using a pre-existing certificate request, the kludge
725 * 'format' info should not be changed.
729 BIO_set_fp(in, stdin, BIO_NOCLOSE);
731 if (BIO_read_filename(in, infile) <= 0) {
737 if (informat == FORMAT_ASN1)
738 req = d2i_X509_REQ_bio(in, NULL);
739 else if (informat == FORMAT_PEM)
740 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
743 "bad input format specified for X509 request\n");
747 BIO_printf(bio_err, "unable to load X509 request\n");
752 if (newreq || x509) {
754 BIO_printf(bio_err, "you need to specify a private key\n");
759 req = X509_REQ_new();
764 i = make_REQ(req, pkey, subj, multirdn, !x509, chtype);
765 subj = NULL; /* done processing '-subj' option */
767 && !sk_X509_ATTRIBUTE_num(req->req_info->attributes)) {
768 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
769 req->req_info->attributes = NULL;
772 BIO_printf(bio_err, "problems making Certificate Request\n");
779 if ((x509ss = X509_new()) == NULL)
782 /* Set version to V3 */
783 if (extensions && !X509_set_version(x509ss, 2))
786 if (!X509_set_serialNumber(x509ss, serial))
789 if (!rand_serial(NULL, X509_get_serialNumber(x509ss)))
793 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req)))
795 if (!X509_gmtime_adj(X509_get_notBefore(x509ss), 0))
797 if (!X509_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL))
799 if (!X509_set_subject_name
800 (x509ss, X509_REQ_get_subject_name(req)))
802 tmppkey = X509_REQ_get_pubkey(req);
803 if (!tmppkey || !X509_set_pubkey(x509ss, tmppkey))
805 EVP_PKEY_free(tmppkey);
807 /* Set up V3 context struct */
809 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
810 X509V3_set_nconf(&ext_ctx, req_conf);
813 if (extensions && !X509V3_EXT_add_nconf(req_conf,
814 &ext_ctx, extensions,
816 BIO_printf(bio_err, "Error Loading extension section %s\n",
821 if (!(i = X509_sign(x509ss, pkey, digest))) {
822 ERR_print_errors(bio_err);
828 /* Set up V3 context struct */
830 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
831 X509V3_set_nconf(&ext_ctx, req_conf);
834 if (req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
837 BIO_printf(bio_err, "Error Loading extension section %s\n",
841 if (!(i = X509_REQ_sign(req, pkey, digest))) {
842 ERR_print_errors(bio_err);
849 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
855 BIO_printf(bio_err, "Modifying Request's Subject\n");
856 print_name(bio_err, "old subject=",
857 X509_REQ_get_subject_name(req), nmflag);
860 if (build_subject(req, subj, chtype, multirdn) == 0) {
861 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
866 req->req_info->enc.modified = 1;
869 print_name(bio_err, "new subject=",
870 X509_REQ_get_subject_name(req), nmflag);
874 if (verify && !x509) {
878 pkey = X509_REQ_get_pubkey(req);
884 i = X509_REQ_verify(req, pkey);
893 BIO_printf(bio_err, "verify failure\n");
894 ERR_print_errors(bio_err);
895 } else /* if (i > 0) */
896 BIO_printf(bio_err, "verify OK\n");
899 if (noout && !text && !modulus && !subject && !pubkey) {
904 if (outfile == NULL) {
905 BIO_set_fp(out, stdout, BIO_NOCLOSE);
906 #ifdef OPENSSL_SYS_VMS
908 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
909 out = BIO_push(tmpbio, out);
913 if ((keyout != NULL) && (strcmp(outfile, keyout) == 0))
914 i = (int)BIO_append_filename(out, outfile);
916 i = (int)BIO_write_filename(out, outfile);
925 tpubkey = X509_REQ_get_pubkey(req);
926 if (tpubkey == NULL) {
927 BIO_printf(bio_err, "Error getting public key\n");
928 ERR_print_errors(bio_err);
931 PEM_write_bio_PUBKEY(out, tpubkey);
932 EVP_PKEY_free(tpubkey);
937 X509_print_ex(out, x509ss, nmflag, reqflag);
939 X509_REQ_print_ex(out, req, nmflag, reqflag);
944 print_name(out, "subject=", X509_get_subject_name(x509ss),
947 print_name(out, "subject=", X509_REQ_get_subject_name(req),
955 tpubkey = X509_get_pubkey(x509ss);
957 tpubkey = X509_REQ_get_pubkey(req);
958 if (tpubkey == NULL) {
959 fprintf(stdout, "Modulus=unavailable\n");
962 fprintf(stdout, "Modulus=");
963 #ifndef OPENSSL_NO_RSA
964 if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA)
965 BN_print(out, tpubkey->pkey.rsa->n);
968 fprintf(stdout, "Wrong Algorithm type");
969 EVP_PKEY_free(tpubkey);
970 fprintf(stdout, "\n");
973 if (!noout && !x509) {
974 if (outformat == FORMAT_ASN1)
975 i = i2d_X509_REQ_bio(out, req);
976 else if (outformat == FORMAT_PEM) {
978 i = PEM_write_bio_X509_REQ_NEW(out, req);
980 i = PEM_write_bio_X509_REQ(out, req);
982 BIO_printf(bio_err, "bad output format specified for outfile\n");
986 BIO_printf(bio_err, "unable to write X509 request\n");
990 if (!noout && x509 && (x509ss != NULL)) {
991 if (outformat == FORMAT_ASN1)
992 i = i2d_X509_bio(out, x509ss);
993 else if (outformat == FORMAT_PEM)
994 i = PEM_write_bio_X509(out, x509ss);
996 BIO_printf(bio_err, "bad output format specified for outfile\n");
1000 BIO_printf(bio_err, "unable to write X509 certificate\n");
1008 OPENSSL_free(to_free);
1011 ERR_print_errors(bio_err);
1013 if ((req_conf != NULL) && (req_conf != config))
1014 NCONF_free(req_conf);
1017 EVP_PKEY_free(pkey);
1019 EVP_PKEY_CTX_free(genctx);
1021 sk_OPENSSL_STRING_free(pkeyopts);
1022 #ifndef OPENSSL_NO_ENGINE
1024 ENGINE_free(gen_eng);
1027 OPENSSL_free(keyalgstr);
1030 ASN1_INTEGER_free(serial);
1031 if (passargin && passin)
1032 OPENSSL_free(passin);
1033 if (passargout && passout)
1034 OPENSSL_free(passout);
1040 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1041 int attribs, unsigned long chtype)
1045 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1046 char *tmp, *dn_sect, *attr_sect;
1048 tmp = NCONF_get_string(req_conf, SECTION, PROMPT);
1051 if ((tmp != NULL) && !strcmp(tmp, "no"))
1054 dn_sect = NCONF_get_string(req_conf, SECTION, DISTINGUISHED_NAME);
1055 if (dn_sect == NULL) {
1056 BIO_printf(bio_err, "unable to find '%s' in config\n",
1057 DISTINGUISHED_NAME);
1060 dn_sk = NCONF_get_section(req_conf, dn_sect);
1061 if (dn_sk == NULL) {
1062 BIO_printf(bio_err, "unable to get '%s' section\n", dn_sect);
1066 attr_sect = NCONF_get_string(req_conf, SECTION, ATTRIBUTES);
1067 if (attr_sect == NULL) {
1071 attr_sk = NCONF_get_section(req_conf, attr_sect);
1072 if (attr_sk == NULL) {
1073 BIO_printf(bio_err, "unable to get '%s' section\n", attr_sect);
1078 /* setup version number */
1079 if (!X509_REQ_set_version(req, 0L))
1080 goto err; /* version 1 */
1083 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1086 i = build_subject(req, subj, chtype, multirdn);
1088 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs,
1094 if (!X509_REQ_set_pubkey(req, pkey))
1103 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1104 * where characters may be escaped by \
1106 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype,
1111 if (!(n = parse_name(subject, chtype, multirdn)))
1114 if (!X509_REQ_set_subject_name(req, n)) {
1122 static int prompt_info(X509_REQ *req,
1123 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1124 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect,
1125 int attribs, unsigned long chtype)
1136 subj = X509_REQ_get_subject_name(req);
1140 "You are about to be asked to enter information that will be incorporated\n");
1141 BIO_printf(bio_err, "into your certificate request.\n");
1143 "What you are about to enter is what is called a Distinguished Name or a DN.\n");
1145 "There are quite a few fields but you can leave some blank\n");
1147 "For some fields there will be a default value,\n");
1149 "If you enter '.', the field will be left blank.\n");
1150 BIO_printf(bio_err, "-----\n");
1153 if (sk_CONF_VALUE_num(dn_sk)) {
1157 if (sk_CONF_VALUE_num(dn_sk) <= i)
1160 v = sk_CONF_VALUE_value(dn_sk, i);
1163 if (!check_end(type, "_min") || !check_end(type, "_max") ||
1164 !check_end(type, "_default") || !check_end(type, "_value"))
1167 * Skip past any leading X. X: X, etc to allow for multiple
1170 for (p = v->name; *p; p++)
1171 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1182 /* If OBJ not recognised ignore it */
1183 if ((nid = OBJ_txt2nid(type)) == NID_undef)
1185 if (BIO_snprintf(buf, sizeof buf, "%s_default", v->name)
1186 >= (int)sizeof(buf)) {
1187 BIO_printf(bio_err, "Name '%s' too long\n", v->name);
1191 if ((def = NCONF_get_string(req_conf, dn_sect, buf)) == NULL) {
1196 BIO_snprintf(buf, sizeof buf, "%s_value", v->name);
1197 if ((value = NCONF_get_string(req_conf, dn_sect, buf)) == NULL) {
1202 BIO_snprintf(buf, sizeof buf, "%s_min", v->name);
1203 if (!NCONF_get_number(req_conf, dn_sect, buf, &n_min)) {
1208 BIO_snprintf(buf, sizeof buf, "%s_max", v->name);
1209 if (!NCONF_get_number(req_conf, dn_sect, buf, &n_max)) {
1214 if (!add_DN_object(subj, v->value, def, value, nid,
1215 n_min, n_max, chtype, mval))
1218 if (X509_NAME_entry_count(subj) == 0) {
1220 "error, no objects specified in config file\n");
1225 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0)
1228 "\nPlease enter the following 'extra' attributes\n");
1230 "to be sent with your certificate request\n");
1236 if ((attr_sk == NULL) || (sk_CONF_VALUE_num(attr_sk) <= i))
1239 v = sk_CONF_VALUE_value(attr_sk, i);
1241 if ((nid = OBJ_txt2nid(type)) == NID_undef)
1244 if (BIO_snprintf(buf, sizeof buf, "%s_default", type)
1245 >= (int)sizeof(buf)) {
1246 BIO_printf(bio_err, "Name '%s' too long\n", v->name);
1250 if ((def = NCONF_get_string(req_conf, attr_sect, buf))
1256 BIO_snprintf(buf, sizeof buf, "%s_value", type);
1257 if ((value = NCONF_get_string(req_conf, attr_sect, buf))
1263 BIO_snprintf(buf, sizeof buf, "%s_min", type);
1264 if (!NCONF_get_number(req_conf, attr_sect, buf, &n_min)) {
1269 BIO_snprintf(buf, sizeof buf, "%s_max", type);
1270 if (!NCONF_get_number(req_conf, attr_sect, buf, &n_max)) {
1275 if (!add_attribute_object(req,
1276 v->value, def, value, nid, n_min,
1282 BIO_printf(bio_err, "No template, please set one up.\n");
1290 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1291 STACK_OF(CONF_VALUE) *attr_sk, int attribs,
1292 unsigned long chtype)
1300 subj = X509_REQ_get_subject_name(req);
1302 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++) {
1304 v = sk_CONF_VALUE_value(dn_sk, i);
1308 * Skip past any leading X. X: X, etc to allow for multiple instances
1310 for (p = v->name; *p; p++)
1311 #ifndef CHARSET_EBCDIC
1312 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1314 if ((*p == os_toascii[':']) || (*p == os_toascii[','])
1315 || (*p == os_toascii['.'])) {
1322 #ifndef CHARSET_EBCDIC
1325 if (*p == os_toascii['+'])
1332 if (!X509_NAME_add_entry_by_txt(subj, type, chtype,
1333 (unsigned char *)v->value, -1, -1,
1339 if (!X509_NAME_entry_count(subj)) {
1340 BIO_printf(bio_err, "error, no objects specified in config file\n");
1344 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++) {
1345 v = sk_CONF_VALUE_value(attr_sk, i);
1346 if (!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1347 (unsigned char *)v->value, -1))
1354 static int add_DN_object(X509_NAME *n, char *text, const char *def,
1355 char *value, int nid, int n_min, int n_max,
1356 unsigned long chtype, int mval)
1359 MS_STATIC char buf[1024];
1362 BIO_printf(bio_err, "%s [%s]:", text, def);
1363 (void)BIO_flush(bio_err);
1364 if (value != NULL) {
1365 BUF_strlcpy(buf, value, sizeof buf);
1366 BUF_strlcat(buf, "\n", sizeof buf);
1367 BIO_printf(bio_err, "%s\n", value);
1371 if (!fgets(buf, sizeof buf, stdin))
1381 else if (buf[0] == '\n') {
1382 if ((def == NULL) || (def[0] == '\0'))
1384 BUF_strlcpy(buf, def, sizeof buf);
1385 BUF_strlcat(buf, "\n", sizeof buf);
1386 } else if ((buf[0] == '.') && (buf[1] == '\n'))
1390 if (buf[i - 1] != '\n') {
1391 BIO_printf(bio_err, "weird input :-(\n");
1395 #ifdef CHARSET_EBCDIC
1396 ebcdic2ascii(buf, buf, i);
1398 if (!req_check_len(i, n_min, n_max)) {
1404 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
1405 (unsigned char *)buf, -1, -1, mval))
1412 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1413 char *value, int nid, int n_min,
1414 int n_max, unsigned long chtype)
1417 static char buf[1024];
1421 BIO_printf(bio_err, "%s [%s]:", text, def);
1422 (void)BIO_flush(bio_err);
1423 if (value != NULL) {
1424 BUF_strlcpy(buf, value, sizeof buf);
1425 BUF_strlcat(buf, "\n", sizeof buf);
1426 BIO_printf(bio_err, "%s\n", value);
1430 if (!fgets(buf, sizeof buf, stdin))
1440 else if (buf[0] == '\n') {
1441 if ((def == NULL) || (def[0] == '\0'))
1443 BUF_strlcpy(buf, def, sizeof buf);
1444 BUF_strlcat(buf, "\n", sizeof buf);
1445 } else if ((buf[0] == '.') && (buf[1] == '\n'))
1449 if (buf[i - 1] != '\n') {
1450 BIO_printf(bio_err, "weird input :-(\n");
1454 #ifdef CHARSET_EBCDIC
1455 ebcdic2ascii(buf, buf, i);
1457 if (!req_check_len(i, n_min, n_max)) {
1463 if (!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1464 (unsigned char *)buf, -1)) {
1465 BIO_printf(bio_err, "Error adding attribute\n");
1466 ERR_print_errors(bio_err);
1475 static int req_check_len(int len, int n_min, int n_max)
1477 if ((n_min > 0) && (len < n_min)) {
1479 "string is too short, it needs to be at least %d bytes long\n",
1483 if ((n_max >= 0) && (len > n_max)) {
1485 "string is too long, it needs to be less than %d bytes long\n",
1492 /* Check if the end of a string matches 'end' */
1493 static int check_end(const char *str, const char *end)
1501 tmp = str + slen - elen;
1502 return strcmp(tmp, end);
1505 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr,
1506 int *pkey_type, long *pkeylen,
1507 char **palgnam, ENGINE *keygen_engine)
1509 EVP_PKEY_CTX *gctx = NULL;
1510 EVP_PKEY *param = NULL;
1513 const char *paramfile = NULL;
1516 *pkey_type = EVP_PKEY_RSA;
1518 } else if (gstr[0] >= '0' && gstr[0] <= '9') {
1519 *pkey_type = EVP_PKEY_RSA;
1520 keylen = atol(gstr);
1522 } else if (!strncmp(gstr, "param:", 6))
1523 paramfile = gstr + 6;
1525 const char *p = strchr(gstr, ':');
1528 const EVP_PKEY_ASN1_METHOD *ameth;
1535 * The lookup of a the string will cover all engines so keep a note
1536 * of the implementation.
1539 ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len);
1542 BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr);
1546 EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL, ameth);
1547 #ifndef OPENSSL_NO_ENGINE
1549 ENGINE_finish(tmpeng);
1551 if (*pkey_type == EVP_PKEY_RSA) {
1553 keylen = atol(p + 1);
1562 pbio = BIO_new_file(paramfile, "r");
1564 BIO_printf(err, "Can't open parameter file %s\n", paramfile);
1567 param = PEM_read_bio_Parameters(pbio, NULL);
1571 (void)BIO_reset(pbio);
1572 x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
1574 param = X509_get_pubkey(x);
1582 BIO_printf(err, "Error reading parameter file %s\n", paramfile);
1585 if (*pkey_type == -1)
1586 *pkey_type = EVP_PKEY_id(param);
1587 else if (*pkey_type != EVP_PKEY_base_id(param)) {
1588 BIO_printf(err, "Key Type does not match parameters\n");
1589 EVP_PKEY_free(param);
1595 const EVP_PKEY_ASN1_METHOD *ameth;
1598 ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type);
1600 BIO_puts(err, "Internal error: can't find key algorithm\n");
1603 EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth);
1604 *palgnam = BUF_strdup(anam);
1605 #ifndef OPENSSL_NO_ENGINE
1607 ENGINE_finish(tmpeng);
1612 gctx = EVP_PKEY_CTX_new(param, keygen_engine);
1613 *pkeylen = EVP_PKEY_bits(param);
1614 EVP_PKEY_free(param);
1616 gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine);
1619 BIO_puts(err, "Error allocating keygen context\n");
1620 ERR_print_errors(err);
1624 if (EVP_PKEY_keygen_init(gctx) <= 0) {
1625 BIO_puts(err, "Error initializing keygen context\n");
1626 ERR_print_errors(err);
1629 #ifndef OPENSSL_NO_RSA
1630 if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1)) {
1631 if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0) {
1632 BIO_puts(err, "Error setting RSA keysize\n");
1633 ERR_print_errors(err);
1634 EVP_PKEY_CTX_free(gctx);
1643 static int genpkey_cb(EVP_PKEY_CTX *ctx)
1646 BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
1648 p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
1657 BIO_write(b, &c, 1);