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 2048
105 #define MIN_KEY_LENGTH 512
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, *sigopts = 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;
183 char *extensions = NULL;
184 char *req_exts = NULL;
185 const EVP_CIPHER *cipher = NULL;
186 ASN1_INTEGER *serial = NULL;
189 char *passargin = NULL, *passargout = NULL;
190 char *passin = NULL, *passout = NULL;
194 const EVP_MD *md_alg = NULL, *digest = NULL;
195 unsigned long chtype = MBSTRING_ASC;
202 #ifndef OPENSSL_NO_DES
203 cipher = EVP_des_ede3_cbc();
208 if ((bio_err = BIO_new(BIO_s_file())) != NULL)
209 BIO_set_fp(bio_err, stderr, BIO_NOCLOSE | BIO_FP_TEXT);
213 informat = FORMAT_PEM;
214 outformat = FORMAT_PEM;
220 if (strcmp(*argv, "-inform") == 0) {
223 informat = str2fmt(*(++argv));
224 } else if (strcmp(*argv, "-outform") == 0) {
227 outformat = str2fmt(*(++argv));
229 #ifndef OPENSSL_NO_ENGINE
230 else if (strcmp(*argv, "-engine") == 0) {
234 } else if (strcmp(*argv, "-keygen_engine") == 0) {
237 gen_eng = ENGINE_by_id(*(++argv));
238 if (gen_eng == NULL) {
239 BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv);
244 else if (strcmp(*argv, "-key") == 0) {
248 } else if (strcmp(*argv, "-pubkey") == 0) {
250 } else if (strcmp(*argv, "-new") == 0) {
252 } else if (strcmp(*argv, "-config") == 0) {
255 template = *(++argv);
256 } else if (strcmp(*argv, "-keyform") == 0) {
259 keyform = str2fmt(*(++argv));
260 } else if (strcmp(*argv, "-in") == 0) {
264 } else if (strcmp(*argv, "-out") == 0) {
268 } else if (strcmp(*argv, "-keyout") == 0) {
272 } else if (strcmp(*argv, "-passin") == 0) {
275 passargin = *(++argv);
276 } else if (strcmp(*argv, "-passout") == 0) {
279 passargout = *(++argv);
280 } else if (strcmp(*argv, "-rand") == 0) {
284 } else if (strcmp(*argv, "-newkey") == 0) {
289 } else if (strcmp(*argv, "-pkeyopt") == 0) {
293 pkeyopts = sk_OPENSSL_STRING_new_null();
294 if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, *(++argv)))
296 } else if (strcmp(*argv, "-sigopt") == 0) {
300 sigopts = sk_OPENSSL_STRING_new_null();
301 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
303 } else if (strcmp(*argv, "-batch") == 0)
305 else if (strcmp(*argv, "-newhdr") == 0)
307 else if (strcmp(*argv, "-modulus") == 0)
309 else if (strcmp(*argv, "-verify") == 0)
311 else if (strcmp(*argv, "-nodes") == 0)
313 else if (strcmp(*argv, "-noout") == 0)
315 else if (strcmp(*argv, "-verbose") == 0)
317 else if (strcmp(*argv, "-utf8") == 0)
318 chtype = MBSTRING_UTF8;
319 else if (strcmp(*argv, "-nameopt") == 0) {
322 if (!set_name_ex(&nmflag, *(++argv)))
324 } else if (strcmp(*argv, "-reqopt") == 0) {
327 if (!set_cert_ex(&reqflag, *(++argv)))
329 } else if (strcmp(*argv, "-subject") == 0)
331 else if (strcmp(*argv, "-text") == 0)
333 else if (strcmp(*argv, "-x509") == 0) {
336 } else if (strcmp(*argv, "-asn1-kludge") == 0)
338 else if (strcmp(*argv, "-no-asn1-kludge") == 0)
340 else if (strcmp(*argv, "-subj") == 0) {
344 } else if (strcmp(*argv, "-multivalue-rdn") == 0)
346 else if (strcmp(*argv, "-days") == 0) {
349 days = atoi(*(++argv));
352 } else if (strcmp(*argv, "-set_serial") == 0) {
355 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
358 } else if (strcmp(*argv, "-extensions") == 0) {
361 extensions = *(++argv);
362 } else if (strcmp(*argv, "-reqexts") == 0) {
365 req_exts = *(++argv);
366 } else if ((md_alg = EVP_get_digestbyname(&((*argv)[1]))) != NULL) {
370 BIO_printf(bio_err, "unknown option %s\n", *argv);
380 BIO_printf(bio_err, "%s [options] <infile >outfile\n", prog);
381 BIO_printf(bio_err, "where options are\n");
382 BIO_printf(bio_err, " -inform arg input format - DER or PEM\n");
383 BIO_printf(bio_err, " -outform arg output format - DER or PEM\n");
384 BIO_printf(bio_err, " -in arg input file\n");
385 BIO_printf(bio_err, " -out arg output file\n");
386 BIO_printf(bio_err, " -text text form of request\n");
387 BIO_printf(bio_err, " -pubkey output public key\n");
388 BIO_printf(bio_err, " -noout do not output REQ\n");
389 BIO_printf(bio_err, " -verify verify signature on REQ\n");
390 BIO_printf(bio_err, " -modulus RSA modulus\n");
391 BIO_printf(bio_err, " -nodes don't encrypt the output key\n");
392 #ifndef OPENSSL_NO_ENGINE
394 " -engine e use engine e, possibly a hardware device\n");
396 BIO_printf(bio_err, " -subject output the request's subject\n");
397 BIO_printf(bio_err, " -passin private key password source\n");
399 " -key file use the private key contained in file\n");
400 BIO_printf(bio_err, " -keyform arg key file format\n");
401 BIO_printf(bio_err, " -keyout arg file to send the key to\n");
402 BIO_printf(bio_err, " -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR,
403 LIST_SEPARATOR_CHAR);
405 " load the file (or the files in the directory) into\n");
406 BIO_printf(bio_err, " the random number generator\n");
408 " -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
410 " -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
411 #ifndef OPENSSL_NO_ECDSA
413 " -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
416 " -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
417 BIO_printf(bio_err, " -config file request template file.\n");
419 " -subj arg set or modify request subject\n");
421 " -multivalue-rdn enable support for multivalued RDNs\n");
422 BIO_printf(bio_err, " -new new request.\n");
424 " -batch do not ask anything during request generation\n");
426 " -x509 output a x509 structure instead of a cert. req.\n");
428 " -days number of days a certificate generated by -x509 is valid for.\n");
430 " -set_serial serial number to use for a certificate generated by -x509.\n");
432 " -newhdr output \"NEW\" in the header lines\n");
434 " -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
436 " have been reported as requiring\n");
438 " -extensions .. specify certificate extension section (override value in config file)\n");
440 " -reqexts .. specify request extension section (override value in config file)\n");
442 " -utf8 input characters are UTF8 (default ASCII)\n");
444 " -nameopt arg - various certificate name options\n");
446 " -reqopt arg - various request text options\n\n");
450 ERR_load_crypto_strings();
451 if (!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
452 BIO_printf(bio_err, "Error getting passwords\n");
455 #ifndef MONOLITH /* else this has happened in openssl.c
456 * (global `config') */
457 /* Lets load up our environment a little */
458 p = getenv("OPENSSL_CONF");
460 p = getenv("SSLEAY_CONF");
462 p = to_free = make_config_name();
463 default_config_file = p;
464 config = NCONF_new(NULL);
465 i = NCONF_load(config, p, &errline);
468 if (template != NULL) {
472 BIO_printf(bio_err, "Using configuration from %s\n", template);
473 req_conf = NCONF_new(NULL);
474 i = NCONF_load(req_conf, template, &errline);
476 BIO_printf(bio_err, "error on line %ld of %s\n", errline,
483 if (req_conf == NULL) {
484 BIO_printf(bio_err, "Unable to load config info from %s\n",
485 default_config_file);
489 BIO_printf(bio_err, "Using configuration from %s\n",
490 default_config_file);
493 if (req_conf != NULL) {
494 if (!load_config(bio_err, req_conf))
496 p = NCONF_get_string(req_conf, NULL, "oid_file");
502 oid_bio = BIO_new_file(p, "r");
503 if (oid_bio == NULL) {
505 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
506 ERR_print_errors(bio_err);
509 OBJ_create_objects(oid_bio);
514 if (!add_oid_section(bio_err, req_conf))
517 if (md_alg == NULL) {
518 p = NCONF_get_string(req_conf, SECTION, "default_md");
522 if ((md_alg = EVP_get_digestbyname(p)) != NULL)
528 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
533 /* Check syntax of file */
535 X509V3_set_ctx_test(&ctx);
536 X509V3_set_nconf(&ctx, req_conf);
537 if (!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
539 "Error Loading extension section %s\n", extensions);
545 passin = NCONF_get_string(req_conf, SECTION, "input_password");
551 passout = NCONF_get_string(req_conf, SECTION, "output_password");
556 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
560 if (p && !ASN1_STRING_set_default_mask_asc(p)) {
561 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
565 if (chtype != MBSTRING_UTF8) {
566 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
569 else if (!strcmp(p, "yes"))
570 chtype = MBSTRING_UTF8;
574 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
579 /* Check syntax of file */
581 X509V3_set_ctx_test(&ctx);
582 X509V3_set_nconf(&ctx, req_conf);
583 if (!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
585 "Error Loading request extension section %s\n",
591 in = BIO_new(BIO_s_file());
592 out = BIO_new(BIO_s_file());
593 if ((in == NULL) || (out == NULL))
596 e = setup_engine(bio_err, engine, 0);
598 if (keyfile != NULL) {
599 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
603 * load_key() has already printed an appropriate message
607 char *randfile = NCONF_get_string(req_conf, SECTION, "RANDFILE");
608 if (randfile == NULL)
610 app_RAND_load_file(randfile, bio_err, 0);
614 if (newreq && (pkey == NULL)) {
615 char *randfile = NCONF_get_string(req_conf, SECTION, "RANDFILE");
616 if (randfile == NULL)
618 app_RAND_load_file(randfile, bio_err, 0);
620 app_RAND_load_files(inrand);
622 if (!NCONF_get_number(req_conf, SECTION, BITS, &newkey)) {
623 newkey = DEFAULT_KEY_LENGTH;
627 genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey,
628 &keyalgstr, gen_eng);
633 if (newkey < MIN_KEY_LENGTH
634 && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA)) {
635 BIO_printf(bio_err, "private key length is too short,\n");
636 BIO_printf(bio_err, "it needs to be at least %d bits, not %ld\n",
637 MIN_KEY_LENGTH, newkey);
642 genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey,
643 &keyalgstr, gen_eng);
650 for (i = 0; i < sk_OPENSSL_STRING_num(pkeyopts); i++) {
651 genopt = sk_OPENSSL_STRING_value(pkeyopts, i);
652 if (pkey_ctrl_string(genctx, genopt) <= 0) {
653 BIO_printf(bio_err, "parameter error \"%s\"\n", genopt);
654 ERR_print_errors(bio_err);
660 BIO_printf(bio_err, "Generating a %ld bit %s private key\n",
663 EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
664 EVP_PKEY_CTX_set_app_data(genctx, bio_err);
666 if (EVP_PKEY_keygen(genctx, &pkey) <= 0) {
667 BIO_puts(bio_err, "Error Generating Key\n");
671 EVP_PKEY_CTX_free(genctx);
674 app_RAND_write_file(randfile, bio_err);
676 if (keyout == NULL) {
677 keyout = NCONF_get_string(req_conf, SECTION, KEYFILE);
682 if (keyout == NULL) {
683 BIO_printf(bio_err, "writing new private key to stdout\n");
684 BIO_set_fp(out, stdout, BIO_NOCLOSE);
685 #ifdef OPENSSL_SYS_VMS
687 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
688 out = BIO_push(tmpbio, out);
692 BIO_printf(bio_err, "writing new private key to '%s'\n", keyout);
693 if (BIO_write_filename(out, keyout) <= 0) {
699 p = NCONF_get_string(req_conf, SECTION, "encrypt_rsa_key");
702 p = NCONF_get_string(req_conf, SECTION, "encrypt_key");
706 if ((p != NULL) && (strcmp(p, "no") == 0))
713 if (!PEM_write_bio_PrivateKey(out, pkey, cipher,
714 NULL, 0, NULL, passout)) {
715 if ((ERR_GET_REASON(ERR_peek_error()) ==
716 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3)) {
723 BIO_printf(bio_err, "-----\n");
728 * Since we are using a pre-existing certificate request, the kludge
729 * 'format' info should not be changed.
733 BIO_set_fp(in, stdin, BIO_NOCLOSE);
735 if (BIO_read_filename(in, infile) <= 0) {
741 if (informat == FORMAT_ASN1)
742 req = d2i_X509_REQ_bio(in, NULL);
743 else if (informat == FORMAT_PEM)
744 req = PEM_read_bio_X509_REQ(in, NULL, NULL, NULL);
747 "bad input format specified for X509 request\n");
751 BIO_printf(bio_err, "unable to load X509 request\n");
758 BIO_printf(bio_err, "you need to specify a private key\n");
763 req = X509_REQ_new();
768 i = make_REQ(req, pkey, subj, multirdn, !x509, chtype);
769 subj = NULL; /* done processing '-subj' option */
771 && !sk_X509_ATTRIBUTE_num(req->req_info->attributes)) {
772 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
773 req->req_info->attributes = NULL;
776 BIO_printf(bio_err, "problems making Certificate Request\n");
783 if ((x509ss = X509_new()) == NULL)
786 /* Set version to V3 */
787 if (extensions && !X509_set_version(x509ss, 2))
790 if (!X509_set_serialNumber(x509ss, serial))
793 if (!rand_serial(NULL, X509_get_serialNumber(x509ss)))
797 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req)))
799 if (!X509_gmtime_adj(X509_get_notBefore(x509ss), 0))
801 if (!X509_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL))
803 if (!X509_set_subject_name
804 (x509ss, X509_REQ_get_subject_name(req)))
806 tmppkey = X509_REQ_get_pubkey(req);
807 if (!tmppkey || !X509_set_pubkey(x509ss, tmppkey))
809 EVP_PKEY_free(tmppkey);
811 /* Set up V3 context struct */
813 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
814 X509V3_set_nconf(&ext_ctx, req_conf);
817 if (extensions && !X509V3_EXT_add_nconf(req_conf,
818 &ext_ctx, extensions,
820 BIO_printf(bio_err, "Error Loading extension section %s\n",
825 i = do_X509_sign(bio_err, x509ss, pkey, digest, sigopts);
827 ERR_print_errors(bio_err);
833 /* Set up V3 context struct */
835 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
836 X509V3_set_nconf(&ext_ctx, req_conf);
839 if (req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
842 BIO_printf(bio_err, "Error Loading extension section %s\n",
846 i = do_X509_REQ_sign(bio_err, req, pkey, digest, sigopts);
848 ERR_print_errors(bio_err);
855 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
861 BIO_printf(bio_err, "Modifying Request's Subject\n");
862 print_name(bio_err, "old subject=",
863 X509_REQ_get_subject_name(req), nmflag);
866 if (build_subject(req, subj, chtype, multirdn) == 0) {
867 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
872 req->req_info->enc.modified = 1;
875 print_name(bio_err, "new subject=",
876 X509_REQ_get_subject_name(req), nmflag);
880 if (verify && !x509) {
884 pkey = X509_REQ_get_pubkey(req);
890 i = X509_REQ_verify(req, pkey);
899 BIO_printf(bio_err, "verify failure\n");
900 ERR_print_errors(bio_err);
901 } else /* if (i > 0) */
902 BIO_printf(bio_err, "verify OK\n");
905 if (noout && !text && !modulus && !subject && !pubkey) {
910 if (outfile == NULL) {
911 BIO_set_fp(out, stdout, BIO_NOCLOSE);
912 #ifdef OPENSSL_SYS_VMS
914 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
915 out = BIO_push(tmpbio, out);
919 if ((keyout != NULL) && (strcmp(outfile, keyout) == 0))
920 i = (int)BIO_append_filename(out, outfile);
922 i = (int)BIO_write_filename(out, outfile);
931 tpubkey = X509_REQ_get_pubkey(req);
932 if (tpubkey == NULL) {
933 BIO_printf(bio_err, "Error getting public key\n");
934 ERR_print_errors(bio_err);
937 PEM_write_bio_PUBKEY(out, tpubkey);
938 EVP_PKEY_free(tpubkey);
943 X509_print_ex(out, x509ss, nmflag, reqflag);
945 X509_REQ_print_ex(out, req, nmflag, reqflag);
950 print_name(out, "subject=", X509_get_subject_name(x509ss),
953 print_name(out, "subject=", X509_REQ_get_subject_name(req),
961 tpubkey = X509_get_pubkey(x509ss);
963 tpubkey = X509_REQ_get_pubkey(req);
964 if (tpubkey == NULL) {
965 fprintf(stdout, "Modulus=unavailable\n");
968 fprintf(stdout, "Modulus=");
969 #ifndef OPENSSL_NO_RSA
970 if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA)
971 BN_print(out, tpubkey->pkey.rsa->n);
974 fprintf(stdout, "Wrong Algorithm type");
975 EVP_PKEY_free(tpubkey);
976 fprintf(stdout, "\n");
979 if (!noout && !x509) {
980 if (outformat == FORMAT_ASN1)
981 i = i2d_X509_REQ_bio(out, req);
982 else if (outformat == FORMAT_PEM) {
984 i = PEM_write_bio_X509_REQ_NEW(out, req);
986 i = PEM_write_bio_X509_REQ(out, req);
988 BIO_printf(bio_err, "bad output format specified for outfile\n");
992 BIO_printf(bio_err, "unable to write X509 request\n");
996 if (!noout && x509 && (x509ss != NULL)) {
997 if (outformat == FORMAT_ASN1)
998 i = i2d_X509_bio(out, x509ss);
999 else if (outformat == FORMAT_PEM)
1000 i = PEM_write_bio_X509(out, x509ss);
1002 BIO_printf(bio_err, "bad output format specified for outfile\n");
1006 BIO_printf(bio_err, "unable to write X509 certificate\n");
1014 OPENSSL_free(to_free);
1017 ERR_print_errors(bio_err);
1019 if ((req_conf != NULL) && (req_conf != config))
1020 NCONF_free(req_conf);
1023 EVP_PKEY_free(pkey);
1025 EVP_PKEY_CTX_free(genctx);
1027 sk_OPENSSL_STRING_free(pkeyopts);
1029 sk_OPENSSL_STRING_free(sigopts);
1030 #ifndef OPENSSL_NO_ENGINE
1032 ENGINE_free(gen_eng);
1035 OPENSSL_free(keyalgstr);
1038 ASN1_INTEGER_free(serial);
1040 if (passargin && passin)
1041 OPENSSL_free(passin);
1042 if (passargout && passout)
1043 OPENSSL_free(passout);
1049 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1050 int attribs, unsigned long chtype)
1054 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1055 char *tmp, *dn_sect, *attr_sect;
1057 tmp = NCONF_get_string(req_conf, SECTION, PROMPT);
1060 if ((tmp != NULL) && !strcmp(tmp, "no"))
1063 dn_sect = NCONF_get_string(req_conf, SECTION, DISTINGUISHED_NAME);
1064 if (dn_sect == NULL) {
1065 BIO_printf(bio_err, "unable to find '%s' in config\n",
1066 DISTINGUISHED_NAME);
1069 dn_sk = NCONF_get_section(req_conf, dn_sect);
1070 if (dn_sk == NULL) {
1071 BIO_printf(bio_err, "unable to get '%s' section\n", dn_sect);
1075 attr_sect = NCONF_get_string(req_conf, SECTION, ATTRIBUTES);
1076 if (attr_sect == NULL) {
1080 attr_sk = NCONF_get_section(req_conf, attr_sect);
1081 if (attr_sk == NULL) {
1082 BIO_printf(bio_err, "unable to get '%s' section\n", attr_sect);
1087 /* setup version number */
1088 if (!X509_REQ_set_version(req, 0L))
1089 goto err; /* version 1 */
1092 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1095 i = build_subject(req, subj, chtype, multirdn);
1097 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs,
1103 if (!X509_REQ_set_pubkey(req, pkey))
1112 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1113 * where characters may be escaped by \
1115 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype,
1120 if (!(n = parse_name(subject, chtype, multirdn)))
1123 if (!X509_REQ_set_subject_name(req, n)) {
1131 static int prompt_info(X509_REQ *req,
1132 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1133 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect,
1134 int attribs, unsigned long chtype)
1145 subj = X509_REQ_get_subject_name(req);
1149 "You are about to be asked to enter information that will be incorporated\n");
1150 BIO_printf(bio_err, "into your certificate request.\n");
1152 "What you are about to enter is what is called a Distinguished Name or a DN.\n");
1154 "There are quite a few fields but you can leave some blank\n");
1156 "For some fields there will be a default value,\n");
1158 "If you enter '.', the field will be left blank.\n");
1159 BIO_printf(bio_err, "-----\n");
1162 if (sk_CONF_VALUE_num(dn_sk)) {
1166 if (sk_CONF_VALUE_num(dn_sk) <= i)
1169 v = sk_CONF_VALUE_value(dn_sk, i);
1172 if (!check_end(type, "_min") || !check_end(type, "_max") ||
1173 !check_end(type, "_default") || !check_end(type, "_value"))
1176 * Skip past any leading X. X: X, etc to allow for multiple
1179 for (p = v->name; *p; p++)
1180 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1191 /* If OBJ not recognised ignore it */
1192 if ((nid = OBJ_txt2nid(type)) == NID_undef)
1194 if (BIO_snprintf(buf, sizeof buf, "%s_default", v->name)
1195 >= (int)sizeof(buf)) {
1196 BIO_printf(bio_err, "Name '%s' too long\n", v->name);
1200 if ((def = NCONF_get_string(req_conf, dn_sect, buf)) == NULL) {
1205 BIO_snprintf(buf, sizeof buf, "%s_value", v->name);
1206 if ((value = NCONF_get_string(req_conf, dn_sect, buf)) == NULL) {
1211 BIO_snprintf(buf, sizeof buf, "%s_min", v->name);
1212 if (!NCONF_get_number(req_conf, dn_sect, buf, &n_min)) {
1217 BIO_snprintf(buf, sizeof buf, "%s_max", v->name);
1218 if (!NCONF_get_number(req_conf, dn_sect, buf, &n_max)) {
1223 if (!add_DN_object(subj, v->value, def, value, nid,
1224 n_min, n_max, chtype, mval))
1227 if (X509_NAME_entry_count(subj) == 0) {
1229 "error, no objects specified in config file\n");
1234 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0)
1237 "\nPlease enter the following 'extra' attributes\n");
1239 "to be sent with your certificate request\n");
1245 if ((attr_sk == NULL) || (sk_CONF_VALUE_num(attr_sk) <= i))
1248 v = sk_CONF_VALUE_value(attr_sk, i);
1250 if ((nid = OBJ_txt2nid(type)) == NID_undef)
1253 if (BIO_snprintf(buf, sizeof buf, "%s_default", type)
1254 >= (int)sizeof(buf)) {
1255 BIO_printf(bio_err, "Name '%s' too long\n", v->name);
1259 if ((def = NCONF_get_string(req_conf, attr_sect, buf))
1265 BIO_snprintf(buf, sizeof buf, "%s_value", type);
1266 if ((value = NCONF_get_string(req_conf, attr_sect, buf))
1272 BIO_snprintf(buf, sizeof buf, "%s_min", type);
1273 if (!NCONF_get_number(req_conf, attr_sect, buf, &n_min)) {
1278 BIO_snprintf(buf, sizeof buf, "%s_max", type);
1279 if (!NCONF_get_number(req_conf, attr_sect, buf, &n_max)) {
1284 if (!add_attribute_object(req,
1285 v->value, def, value, nid, n_min,
1291 BIO_printf(bio_err, "No template, please set one up.\n");
1299 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1300 STACK_OF(CONF_VALUE) *attr_sk, int attribs,
1301 unsigned long chtype)
1309 subj = X509_REQ_get_subject_name(req);
1311 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++) {
1313 v = sk_CONF_VALUE_value(dn_sk, i);
1317 * Skip past any leading X. X: X, etc to allow for multiple instances
1319 for (p = v->name; *p; p++)
1320 #ifndef CHARSET_EBCDIC
1321 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1323 if ((*p == os_toascii[':']) || (*p == os_toascii[','])
1324 || (*p == os_toascii['.'])) {
1331 #ifndef CHARSET_EBCDIC
1334 if (*type == os_toascii['+']) {
1340 if (!X509_NAME_add_entry_by_txt(subj, type, chtype,
1341 (unsigned char *)v->value, -1, -1,
1347 if (!X509_NAME_entry_count(subj)) {
1348 BIO_printf(bio_err, "error, no objects specified in config file\n");
1352 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++) {
1353 v = sk_CONF_VALUE_value(attr_sk, i);
1354 if (!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1355 (unsigned char *)v->value, -1))
1362 static int add_DN_object(X509_NAME *n, char *text, const char *def,
1363 char *value, int nid, int n_min, int n_max,
1364 unsigned long chtype, int mval)
1367 MS_STATIC char buf[1024];
1370 BIO_printf(bio_err, "%s [%s]:", text, def);
1371 (void)BIO_flush(bio_err);
1372 if (value != NULL) {
1373 BUF_strlcpy(buf, value, sizeof buf);
1374 BUF_strlcat(buf, "\n", sizeof buf);
1375 BIO_printf(bio_err, "%s\n", value);
1379 if (!fgets(buf, sizeof buf, stdin))
1389 else if (buf[0] == '\n') {
1390 if ((def == NULL) || (def[0] == '\0'))
1392 BUF_strlcpy(buf, def, sizeof buf);
1393 BUF_strlcat(buf, "\n", sizeof buf);
1394 } else if ((buf[0] == '.') && (buf[1] == '\n'))
1398 if (buf[i - 1] != '\n') {
1399 BIO_printf(bio_err, "weird input :-(\n");
1403 #ifdef CHARSET_EBCDIC
1404 ebcdic2ascii(buf, buf, i);
1406 if (!req_check_len(i, n_min, n_max)) {
1412 if (!X509_NAME_add_entry_by_NID(n, nid, chtype,
1413 (unsigned char *)buf, -1, -1, mval))
1420 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1421 char *value, int nid, int n_min,
1422 int n_max, unsigned long chtype)
1425 static char buf[1024];
1429 BIO_printf(bio_err, "%s [%s]:", text, def);
1430 (void)BIO_flush(bio_err);
1431 if (value != NULL) {
1432 BUF_strlcpy(buf, value, sizeof buf);
1433 BUF_strlcat(buf, "\n", sizeof buf);
1434 BIO_printf(bio_err, "%s\n", value);
1438 if (!fgets(buf, sizeof buf, stdin))
1448 else if (buf[0] == '\n') {
1449 if ((def == NULL) || (def[0] == '\0'))
1451 BUF_strlcpy(buf, def, sizeof buf);
1452 BUF_strlcat(buf, "\n", sizeof buf);
1453 } else if ((buf[0] == '.') && (buf[1] == '\n'))
1457 if (buf[i - 1] != '\n') {
1458 BIO_printf(bio_err, "weird input :-(\n");
1462 #ifdef CHARSET_EBCDIC
1463 ebcdic2ascii(buf, buf, i);
1465 if (!req_check_len(i, n_min, n_max)) {
1471 if (!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1472 (unsigned char *)buf, -1)) {
1473 BIO_printf(bio_err, "Error adding attribute\n");
1474 ERR_print_errors(bio_err);
1483 static int req_check_len(int len, int n_min, int n_max)
1485 if ((n_min > 0) && (len < n_min)) {
1487 "string is too short, it needs to be at least %d bytes long\n",
1491 if ((n_max >= 0) && (len > n_max)) {
1493 "string is too long, it needs to be less than %d bytes long\n",
1500 /* Check if the end of a string matches 'end' */
1501 static int check_end(const char *str, const char *end)
1509 tmp = str + slen - elen;
1510 return strcmp(tmp, end);
1513 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr,
1514 int *pkey_type, long *pkeylen,
1515 char **palgnam, ENGINE *keygen_engine)
1517 EVP_PKEY_CTX *gctx = NULL;
1518 EVP_PKEY *param = NULL;
1521 const char *paramfile = NULL;
1524 *pkey_type = EVP_PKEY_RSA;
1526 } else if (gstr[0] >= '0' && gstr[0] <= '9') {
1527 *pkey_type = EVP_PKEY_RSA;
1528 keylen = atol(gstr);
1530 } else if (!strncmp(gstr, "param:", 6))
1531 paramfile = gstr + 6;
1533 const char *p = strchr(gstr, ':');
1536 const EVP_PKEY_ASN1_METHOD *ameth;
1543 * The lookup of a the string will cover all engines so keep a note
1544 * of the implementation.
1547 ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len);
1550 BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr);
1554 EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL, ameth);
1555 #ifndef OPENSSL_NO_ENGINE
1557 ENGINE_finish(tmpeng);
1559 if (*pkey_type == EVP_PKEY_RSA) {
1561 keylen = atol(p + 1);
1570 pbio = BIO_new_file(paramfile, "r");
1572 BIO_printf(err, "Can't open parameter file %s\n", paramfile);
1575 param = PEM_read_bio_Parameters(pbio, NULL);
1579 (void)BIO_reset(pbio);
1580 x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
1582 param = X509_get_pubkey(x);
1590 BIO_printf(err, "Error reading parameter file %s\n", paramfile);
1593 if (*pkey_type == -1)
1594 *pkey_type = EVP_PKEY_id(param);
1595 else if (*pkey_type != EVP_PKEY_base_id(param)) {
1596 BIO_printf(err, "Key Type does not match parameters\n");
1597 EVP_PKEY_free(param);
1603 const EVP_PKEY_ASN1_METHOD *ameth;
1606 ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type);
1608 BIO_puts(err, "Internal error: can't find key algorithm\n");
1611 EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth);
1612 *palgnam = BUF_strdup(anam);
1613 #ifndef OPENSSL_NO_ENGINE
1615 ENGINE_finish(tmpeng);
1620 gctx = EVP_PKEY_CTX_new(param, keygen_engine);
1621 *pkeylen = EVP_PKEY_bits(param);
1622 EVP_PKEY_free(param);
1624 gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine);
1627 BIO_puts(err, "Error allocating keygen context\n");
1628 ERR_print_errors(err);
1632 if (EVP_PKEY_keygen_init(gctx) <= 0) {
1633 BIO_puts(err, "Error initializing keygen context\n");
1634 ERR_print_errors(err);
1637 #ifndef OPENSSL_NO_RSA
1638 if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1)) {
1639 if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0) {
1640 BIO_puts(err, "Error setting RSA keysize\n");
1641 ERR_print_errors(err);
1642 EVP_PKEY_CTX_free(gctx);
1651 static int genpkey_cb(EVP_PKEY_CTX *ctx)
1654 BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
1656 p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
1665 BIO_write(b, &c, 1);
1673 static int do_sign_init(BIO *err, EVP_MD_CTX *ctx, EVP_PKEY *pkey,
1674 const EVP_MD *md, STACK_OF(OPENSSL_STRING) *sigopts)
1676 EVP_PKEY_CTX *pkctx = NULL;
1678 EVP_MD_CTX_init(ctx);
1679 if (!EVP_DigestSignInit(ctx, &pkctx, md, NULL, pkey))
1681 for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++) {
1682 char *sigopt = sk_OPENSSL_STRING_value(sigopts, i);
1683 if (pkey_ctrl_string(pkctx, sigopt) <= 0) {
1684 BIO_printf(err, "parameter error \"%s\"\n", sigopt);
1685 ERR_print_errors(bio_err);
1692 int do_X509_sign(BIO *err, X509 *x, EVP_PKEY *pkey, const EVP_MD *md,
1693 STACK_OF(OPENSSL_STRING) *sigopts)
1697 EVP_MD_CTX_init(&mctx);
1698 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1700 rv = X509_sign_ctx(x, &mctx);
1701 EVP_MD_CTX_cleanup(&mctx);
1702 return rv > 0 ? 1 : 0;
1705 int do_X509_REQ_sign(BIO *err, X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
1706 STACK_OF(OPENSSL_STRING) *sigopts)
1710 EVP_MD_CTX_init(&mctx);
1711 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1713 rv = X509_REQ_sign_ctx(x, &mctx);
1714 EVP_MD_CTX_cleanup(&mctx);
1715 return rv > 0 ? 1 : 0;
1718 int do_X509_CRL_sign(BIO *err, X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md,
1719 STACK_OF(OPENSSL_STRING) *sigopts)
1723 EVP_MD_CTX_init(&mctx);
1724 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1726 rv = X509_CRL_sign_ctx(x, &mctx);
1727 EVP_MD_CTX_cleanup(&mctx);
1728 return rv > 0 ? 1 : 0;