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.]
59 /* Until the key-gen callbacks are modified to use newer prototypes, we allow
60 * deprecated functions for openssl-internal code */
61 #ifdef OPENSSL_NO_DEPRECATED
62 #undef OPENSSL_NO_DEPRECATED
69 #ifdef OPENSSL_NO_STDIO
73 #include <openssl/bio.h>
74 #include <openssl/evp.h>
75 #include <openssl/conf.h>
76 #include <openssl/err.h>
77 #include <openssl/asn1.h>
78 #include <openssl/x509.h>
79 #include <openssl/x509v3.h>
80 #include <openssl/objects.h>
81 #include <openssl/pem.h>
82 #include <openssl/bn.h>
83 #ifndef OPENSSL_NO_RSA
84 #include <openssl/rsa.h>
86 #ifndef OPENSSL_NO_DSA
87 #include <openssl/dsa.h>
92 #define BITS "default_bits"
93 #define KEYFILE "default_keyfile"
94 #define PROMPT "prompt"
95 #define DISTINGUISHED_NAME "distinguished_name"
96 #define ATTRIBUTES "attributes"
97 #define V3_EXTENSIONS "x509_extensions"
98 #define REQ_EXTENSIONS "req_extensions"
99 #define STRING_MASK "string_mask"
100 #define UTF8_IN "utf8"
102 #define DEFAULT_KEY_LENGTH 512
103 #define MIN_KEY_LENGTH 384
106 #define PROG req_main
108 /* -inform arg - input format - default PEM (DER or PEM)
109 * -outform arg - output format - default PEM
110 * -in arg - input file - default stdin
111 * -out arg - output file - default stdout
112 * -verify - check request signature
113 * -noout - don't print stuff out.
114 * -text - print out human readable text.
115 * -nodes - no des encryption
116 * -config file - Load configuration file.
117 * -key file - make a request using key in file (or use it for verification).
118 * -keyform arg - key file format.
119 * -rand file(s) - load the file(s) into the PRNG.
120 * -newkey - make a key and a request.
121 * -modulus - print RSA modulus.
122 * -pubkey - output Public Key.
123 * -x509 - output a self signed X509 structure instead.
124 * -asn1-kludge - output new certificate request in a format that some CA's
125 * require. This format is wrong
128 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,
129 int attribs,unsigned long chtype);
130 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
132 static int prompt_info(X509_REQ *req,
133 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
134 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
135 unsigned long chtype);
136 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
137 STACK_OF(CONF_VALUE) *attr, int attribs,
138 unsigned long chtype);
139 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
140 char *value, int nid, int n_min,
141 int n_max, unsigned long chtype);
142 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
143 int nid,int n_min,int n_max, unsigned long chtype, int mval);
144 static int genpkey_cb(EVP_PKEY_CTX *ctx);
145 static int req_check_len(int len,int n_min,int n_max);
146 static int check_end(const char *str, const char *end);
147 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
148 long *pkeylen, char **palgnam,
149 ENGINE *keygen_engine);
151 static char *default_config_file=NULL;
153 static CONF *req_conf=NULL;
156 int MAIN(int, char **);
158 int MAIN(int argc, char **argv)
160 ENGINE *e = NULL, *gen_eng = NULL;
161 unsigned long nmflag = 0, reqflag = 0;
162 int ex=1,x509=0,days=30;
165 EVP_PKEY_CTX *genctx = NULL;
166 const char *keyalg = NULL;
167 char *keyalgstr = NULL;
168 STACK_OF(OPENSSL_STRING) *pkeyopts = NULL, *sigopts = NULL;
170 int i=0,badops=0,newreq=0,verbose=0,pkey_type=-1;
172 BIO *in=NULL,*out=NULL;
173 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
174 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
175 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
176 #ifndef OPENSSL_NO_ENGINE
179 char *extensions = NULL;
180 char *req_exts = NULL;
181 const EVP_CIPHER *cipher=NULL;
182 ASN1_INTEGER *serial = NULL;
185 char *passargin = NULL, *passargout = NULL;
186 char *passin = NULL, *passout = NULL;
190 const EVP_MD *md_alg=NULL,*digest=NULL;
191 unsigned long chtype = MBSTRING_ASC;
198 #ifndef OPENSSL_NO_DES
199 cipher=EVP_des_ede3_cbc();
204 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
205 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
210 outformat=FORMAT_PEM;
217 if (strcmp(*argv,"-inform") == 0)
219 if (--argc < 1) goto bad;
220 informat=str2fmt(*(++argv));
222 else if (strcmp(*argv,"-outform") == 0)
224 if (--argc < 1) goto bad;
225 outformat=str2fmt(*(++argv));
227 #ifndef OPENSSL_NO_ENGINE
228 else if (strcmp(*argv,"-engine") == 0)
230 if (--argc < 1) goto bad;
233 else if (strcmp(*argv,"-keygen_engine") == 0)
235 if (--argc < 1) goto bad;
236 gen_eng = ENGINE_by_id(*(++argv));
239 BIO_printf(bio_err, "Can't find keygen engine %s\n", *argv);
244 else if (strcmp(*argv,"-key") == 0)
246 if (--argc < 1) goto bad;
249 else if (strcmp(*argv,"-pubkey") == 0)
253 else if (strcmp(*argv,"-new") == 0)
257 else if (strcmp(*argv,"-config") == 0)
259 if (--argc < 1) goto bad;
262 else if (strcmp(*argv,"-keyform") == 0)
264 if (--argc < 1) goto bad;
265 keyform=str2fmt(*(++argv));
267 else if (strcmp(*argv,"-in") == 0)
269 if (--argc < 1) goto bad;
272 else if (strcmp(*argv,"-out") == 0)
274 if (--argc < 1) goto bad;
277 else if (strcmp(*argv,"-keyout") == 0)
279 if (--argc < 1) goto bad;
282 else if (strcmp(*argv,"-passin") == 0)
284 if (--argc < 1) goto bad;
285 passargin= *(++argv);
287 else if (strcmp(*argv,"-passout") == 0)
289 if (--argc < 1) goto bad;
290 passargout= *(++argv);
292 else if (strcmp(*argv,"-rand") == 0)
294 if (--argc < 1) goto bad;
297 else if (strcmp(*argv,"-newkey") == 0)
304 else if (strcmp(*argv,"-pkeyopt") == 0)
309 pkeyopts = sk_OPENSSL_STRING_new_null();
310 if (!pkeyopts || !sk_OPENSSL_STRING_push(pkeyopts, *(++argv)))
313 else if (strcmp(*argv,"-sigopt") == 0)
318 sigopts = sk_OPENSSL_STRING_new_null();
319 if (!sigopts || !sk_OPENSSL_STRING_push(sigopts, *(++argv)))
322 else if (strcmp(*argv,"-batch") == 0)
324 else if (strcmp(*argv,"-newhdr") == 0)
326 else if (strcmp(*argv,"-modulus") == 0)
328 else if (strcmp(*argv,"-verify") == 0)
330 else if (strcmp(*argv,"-nodes") == 0)
332 else if (strcmp(*argv,"-noout") == 0)
334 else if (strcmp(*argv,"-verbose") == 0)
336 else if (strcmp(*argv,"-utf8") == 0)
337 chtype = MBSTRING_UTF8;
338 else if (strcmp(*argv,"-nameopt") == 0)
340 if (--argc < 1) goto bad;
341 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
343 else if (strcmp(*argv,"-reqopt") == 0)
345 if (--argc < 1) goto bad;
346 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
348 else if (strcmp(*argv,"-subject") == 0)
350 else if (strcmp(*argv,"-text") == 0)
352 else if (strcmp(*argv,"-x509") == 0)
354 else if (strcmp(*argv,"-asn1-kludge") == 0)
356 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
358 else if (strcmp(*argv,"-subj") == 0)
360 if (--argc < 1) goto bad;
363 else if (strcmp(*argv,"-multivalue-rdn") == 0)
365 else if (strcmp(*argv,"-days") == 0)
367 if (--argc < 1) goto bad;
368 days= atoi(*(++argv));
369 if (days == 0) days=30;
371 else if (strcmp(*argv,"-set_serial") == 0)
373 if (--argc < 1) goto bad;
374 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
375 if (!serial) goto bad;
377 else if (strcmp(*argv,"-extensions") == 0)
379 if (--argc < 1) goto bad;
380 extensions = *(++argv);
382 else if (strcmp(*argv,"-reqexts") == 0)
384 if (--argc < 1) goto bad;
385 req_exts = *(++argv);
387 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
394 BIO_printf(bio_err,"unknown option %s\n",*argv);
405 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
406 BIO_printf(bio_err,"where options are\n");
407 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
408 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
409 BIO_printf(bio_err," -in arg input file\n");
410 BIO_printf(bio_err," -out arg output file\n");
411 BIO_printf(bio_err," -text text form of request\n");
412 BIO_printf(bio_err," -pubkey output public key\n");
413 BIO_printf(bio_err," -noout do not output REQ\n");
414 BIO_printf(bio_err," -verify verify signature on REQ\n");
415 BIO_printf(bio_err," -modulus RSA modulus\n");
416 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
417 #ifndef OPENSSL_NO_ENGINE
418 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
420 BIO_printf(bio_err," -subject output the request's subject\n");
421 BIO_printf(bio_err," -passin private key password source\n");
422 BIO_printf(bio_err," -key file use the private key contained in file\n");
423 BIO_printf(bio_err," -keyform arg key file format\n");
424 BIO_printf(bio_err," -keyout arg file to send the key to\n");
425 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
426 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
427 BIO_printf(bio_err," the random number generator\n");
428 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
429 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
430 #ifndef OPENSSL_NO_ECDSA
431 BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
433 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
434 BIO_printf(bio_err," -config file request template file.\n");
435 BIO_printf(bio_err," -subj arg set or modify request subject\n");
436 BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");
437 BIO_printf(bio_err," -new new request.\n");
438 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
439 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
440 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
441 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
442 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
443 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
444 BIO_printf(bio_err," have been reported as requiring\n");
445 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
446 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
447 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
448 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
449 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
453 ERR_load_crypto_strings();
454 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
455 BIO_printf(bio_err, "Error getting passwords\n");
459 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
460 /* Lets load up our environment a little */
461 p=getenv("OPENSSL_CONF");
463 p=getenv("SSLEAY_CONF");
465 p=to_free=make_config_name();
466 default_config_file=p;
467 config=NCONF_new(NULL);
468 i=NCONF_load(config, p, &errline);
471 if (template != NULL)
476 BIO_printf(bio_err,"Using configuration from %s\n",template);
477 req_conf=NCONF_new(NULL);
478 i=NCONF_load(req_conf,template,&errline);
481 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
489 if (req_conf == NULL)
491 BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);
496 BIO_printf(bio_err,"Using configuration from %s\n",
497 default_config_file);
500 if (req_conf != NULL)
502 if (!load_config(bio_err, req_conf))
504 p=NCONF_get_string(req_conf,NULL,"oid_file");
511 oid_bio=BIO_new_file(p,"r");
515 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
516 ERR_print_errors(bio_err);
521 OBJ_create_objects(oid_bio);
526 if(!add_oid_section(bio_err, req_conf)) goto end;
530 p=NCONF_get_string(req_conf,SECTION,"default_md");
535 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
542 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
547 /* Check syntax of file */
549 X509V3_set_ctx_test(&ctx);
550 X509V3_set_nconf(&ctx, req_conf);
551 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
553 "Error Loading extension section %s\n", extensions);
560 passin = NCONF_get_string(req_conf, SECTION, "input_password");
567 passout = NCONF_get_string(req_conf, SECTION, "output_password");
572 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
576 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
577 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
581 if (chtype != MBSTRING_UTF8)
583 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
586 else if (!strcmp(p, "yes"))
587 chtype = MBSTRING_UTF8;
593 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
598 /* Check syntax of file */
600 X509V3_set_ctx_test(&ctx);
601 X509V3_set_nconf(&ctx, req_conf);
602 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
604 "Error Loading request extension section %s\n",
610 in=BIO_new(BIO_s_file());
611 out=BIO_new(BIO_s_file());
612 if ((in == NULL) || (out == NULL))
615 #ifndef OPENSSL_NO_ENGINE
616 e = setup_engine(bio_err, engine, 0);
621 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
625 /* load_key() has already printed an appropriate
631 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
632 if (randfile == NULL)
634 app_RAND_load_file(randfile, bio_err, 0);
638 if (newreq && (pkey == NULL))
640 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
641 if (randfile == NULL)
643 app_RAND_load_file(randfile, bio_err, 0);
645 app_RAND_load_files(inrand);
649 genctx = set_keygen_ctx(bio_err, keyalg, &pkey_type, &newkey,
650 &keyalgstr, gen_eng);
657 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
658 newkey=DEFAULT_KEY_LENGTH;
661 if (newkey < MIN_KEY_LENGTH && (pkey_type == EVP_PKEY_RSA || pkey_type == EVP_PKEY_DSA))
663 BIO_printf(bio_err,"private key length is too short,\n");
664 BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);
670 genctx = set_keygen_ctx(bio_err, NULL, &pkey_type, &newkey,
671 &keyalgstr, gen_eng);
679 for (i = 0; i < sk_OPENSSL_STRING_num(pkeyopts); i++)
681 genopt = sk_OPENSSL_STRING_value(pkeyopts, i);
682 if (pkey_ctrl_string(genctx, genopt) <= 0)
685 "parameter error \"%s\"\n",
687 ERR_print_errors(bio_err);
693 BIO_printf(bio_err,"Generating a %ld bit %s private key\n",
696 EVP_PKEY_CTX_set_cb(genctx, genpkey_cb);
697 EVP_PKEY_CTX_set_app_data(genctx, bio_err);
699 if (EVP_PKEY_keygen(genctx, &pkey) <= 0)
701 BIO_puts(bio_err, "Error Generating Key\n");
705 EVP_PKEY_CTX_free(genctx);
708 app_RAND_write_file(randfile, bio_err);
712 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
719 BIO_printf(bio_err,"writing new private key to stdout\n");
720 BIO_set_fp(out,stdout,BIO_NOCLOSE);
721 #ifdef OPENSSL_SYS_VMS
723 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
724 out = BIO_push(tmpbio, out);
730 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
731 if (BIO_write_filename(out,keyout) <= 0)
738 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
742 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
746 if ((p != NULL) && (strcmp(p,"no") == 0))
748 if (nodes) cipher=NULL;
752 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
753 NULL,0,NULL,passout))
755 if ((ERR_GET_REASON(ERR_peek_error()) ==
756 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
764 BIO_printf(bio_err,"-----\n");
769 /* Since we are using a pre-existing certificate
770 * request, the kludge 'format' info should not be
774 BIO_set_fp(in,stdin,BIO_NOCLOSE);
777 if (BIO_read_filename(in,infile) <= 0)
784 if (informat == FORMAT_ASN1)
785 req=d2i_X509_REQ_bio(in,NULL);
786 else if (informat == FORMAT_PEM)
787 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
790 BIO_printf(bio_err,"bad input format specified for X509 request\n");
795 BIO_printf(bio_err,"unable to load X509 request\n");
804 BIO_printf(bio_err,"you need to specify a private key\n");
816 i=make_REQ(req,pkey,subj,multirdn,!x509, chtype);
817 subj=NULL; /* done processing '-subj' option */
818 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
820 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
821 req->req_info->attributes = NULL;
825 BIO_printf(bio_err,"problems making Certificate Request\n");
833 if ((x509ss=X509_new()) == NULL) goto end;
835 /* Set version to V3 */
836 if(extensions && !X509_set_version(x509ss, 2)) goto end;
839 if (!X509_set_serialNumber(x509ss, serial)) goto end;
843 if (!rand_serial(NULL,
844 X509_get_serialNumber(x509ss)))
848 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
849 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
850 if (!X509_time_adj_ex(X509_get_notAfter(x509ss), days, 0, NULL)) goto end;
851 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
852 tmppkey = X509_REQ_get_pubkey(req);
853 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
854 EVP_PKEY_free(tmppkey);
856 /* Set up V3 context struct */
858 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
859 X509V3_set_nconf(&ext_ctx, req_conf);
862 if(extensions && !X509V3_EXT_add_nconf(req_conf,
863 &ext_ctx, extensions, x509ss))
866 "Error Loading extension section %s\n",
871 i=do_X509_sign(bio_err, x509ss, pkey, digest, sigopts);
874 ERR_print_errors(bio_err);
882 /* Set up V3 context struct */
884 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
885 X509V3_set_nconf(&ext_ctx, req_conf);
888 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
889 &ext_ctx, req_exts, req))
892 "Error Loading extension section %s\n",
896 i=do_X509_REQ_sign(bio_err, req, pkey, digest, sigopts);
899 ERR_print_errors(bio_err);
907 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
915 BIO_printf(bio_err, "Modifying Request's Subject\n");
916 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
919 if (build_subject(req, subj, chtype, multirdn) == 0)
921 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
926 req->req_info->enc.modified = 1;
930 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
940 pkey=X509_REQ_get_pubkey(req);
942 if (pkey == NULL) goto end;
945 i=X509_REQ_verify(req,pkey);
957 BIO_printf(bio_err,"verify failure\n");
958 ERR_print_errors(bio_err);
960 else /* if (i > 0) */
961 BIO_printf(bio_err,"verify OK\n");
964 if (noout && !text && !modulus && !subject && !pubkey)
972 BIO_set_fp(out,stdout,BIO_NOCLOSE);
973 #ifdef OPENSSL_SYS_VMS
975 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
976 out = BIO_push(tmpbio, out);
982 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
983 i=(int)BIO_append_filename(out,outfile);
985 i=(int)BIO_write_filename(out,outfile);
996 tpubkey=X509_REQ_get_pubkey(req);
999 BIO_printf(bio_err,"Error getting public key\n");
1000 ERR_print_errors(bio_err);
1003 PEM_write_bio_PUBKEY(out, tpubkey);
1004 EVP_PKEY_free(tpubkey);
1010 X509_print_ex(out, x509ss, nmflag, reqflag);
1012 X509_REQ_print_ex(out, req, nmflag, reqflag);
1018 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1020 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1028 tpubkey=X509_get_pubkey(x509ss);
1030 tpubkey=X509_REQ_get_pubkey(req);
1031 if (tpubkey == NULL)
1033 fprintf(stdout,"Modulus=unavailable\n");
1036 fprintf(stdout,"Modulus=");
1037 #ifndef OPENSSL_NO_RSA
1038 if (EVP_PKEY_base_id(tpubkey) == EVP_PKEY_RSA)
1039 BN_print(out,tpubkey->pkey.rsa->n);
1042 fprintf(stdout,"Wrong Algorithm type");
1043 EVP_PKEY_free(tpubkey);
1044 fprintf(stdout,"\n");
1047 if (!noout && !x509)
1049 if (outformat == FORMAT_ASN1)
1050 i=i2d_X509_REQ_bio(out,req);
1051 else if (outformat == FORMAT_PEM) {
1052 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1053 else i=PEM_write_bio_X509_REQ(out,req);
1055 BIO_printf(bio_err,"bad output format specified for outfile\n");
1060 BIO_printf(bio_err,"unable to write X509 request\n");
1064 if (!noout && x509 && (x509ss != NULL))
1066 if (outformat == FORMAT_ASN1)
1067 i=i2d_X509_bio(out,x509ss);
1068 else if (outformat == FORMAT_PEM)
1069 i=PEM_write_bio_X509(out,x509ss);
1071 BIO_printf(bio_err,"bad output format specified for outfile\n");
1076 BIO_printf(bio_err,"unable to write X509 certificate\n");
1084 OPENSSL_free(to_free);
1088 ERR_print_errors(bio_err);
1090 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1093 EVP_PKEY_free(pkey);
1095 EVP_PKEY_CTX_free(genctx);
1097 sk_OPENSSL_STRING_free(pkeyopts);
1099 sk_OPENSSL_STRING_free(sigopts);
1100 #ifndef OPENSSL_NO_ENGINE
1102 ENGINE_free(gen_eng);
1105 OPENSSL_free(keyalgstr);
1108 ASN1_INTEGER_free(serial);
1109 if(passargin && passin) OPENSSL_free(passin);
1110 if(passargout && passout) OPENSSL_free(passout);
1116 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1117 int attribs, unsigned long chtype)
1121 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1122 char *tmp, *dn_sect,*attr_sect;
1124 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1127 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1129 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1130 if (dn_sect == NULL)
1132 BIO_printf(bio_err,"unable to find '%s' in config\n",
1133 DISTINGUISHED_NAME);
1136 dn_sk=NCONF_get_section(req_conf,dn_sect);
1139 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1143 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1144 if (attr_sect == NULL)
1151 attr_sk=NCONF_get_section(req_conf,attr_sect);
1152 if (attr_sk == NULL)
1154 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1159 /* setup version number */
1160 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1163 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1167 i = build_subject(req, subj, chtype, multirdn);
1169 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1173 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1181 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1182 * where characters may be escaped by \
1184 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn)
1188 if (!(n = parse_name(subject, chtype, multirdn)))
1191 if (!X509_REQ_set_subject_name(req, n))
1201 static int prompt_info(X509_REQ *req,
1202 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1203 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1204 unsigned long chtype)
1215 subj = X509_REQ_get_subject_name(req);
1219 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1220 BIO_printf(bio_err,"into your certificate request.\n");
1221 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1222 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1223 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1224 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1225 BIO_printf(bio_err,"-----\n");
1229 if (sk_CONF_VALUE_num(dn_sk))
1235 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1237 v=sk_CONF_VALUE_value(dn_sk,i);
1240 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1241 !check_end(type,"_default") ||
1242 !check_end(type,"_value")) continue;
1243 /* Skip past any leading X. X: X, etc to allow for
1244 * multiple instances
1246 for(p = v->name; *p ; p++)
1247 if ((*p == ':') || (*p == ',') ||
1260 /* If OBJ not recognised ignore it */
1261 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1262 if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
1263 >= (int)sizeof(buf))
1265 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1269 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1275 BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
1276 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1282 BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
1283 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1289 BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
1290 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1296 if (!add_DN_object(subj,v->value,def,value,nid,
1297 n_min,n_max, chtype, mval))
1300 if (X509_NAME_entry_count(subj) == 0)
1302 BIO_printf(bio_err,"error, no objects specified in config file\n");
1308 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1310 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1311 BIO_printf(bio_err,"to be sent with your certificate request\n");
1318 if ((attr_sk == NULL) ||
1319 (sk_CONF_VALUE_num(attr_sk) <= i))
1322 v=sk_CONF_VALUE_value(attr_sk,i);
1324 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1327 if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
1328 >= (int)sizeof(buf))
1330 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1334 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1342 BIO_snprintf(buf,sizeof buf,"%s_value",type);
1343 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1350 BIO_snprintf(buf,sizeof buf,"%s_min",type);
1351 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1357 BIO_snprintf(buf,sizeof buf,"%s_max",type);
1358 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1364 if (!add_attribute_object(req,
1365 v->value,def,value,nid,n_min,n_max, chtype))
1372 BIO_printf(bio_err,"No template, please set one up.\n");
1380 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1381 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1389 subj = X509_REQ_get_subject_name(req);
1391 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1394 v=sk_CONF_VALUE_value(dn_sk,i);
1397 /* Skip past any leading X. X: X, etc to allow for
1398 * multiple instances
1400 for(p = v->name; *p ; p++)
1401 #ifndef CHARSET_EBCDIC
1402 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1404 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1410 #ifndef CHARSET_EBCDIC
1413 if (*p == os_toascii['+'])
1421 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1422 (unsigned char *) v->value,-1,-1,mval)) return 0;
1426 if (!X509_NAME_entry_count(subj))
1428 BIO_printf(bio_err,"error, no objects specified in config file\n");
1433 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1435 v=sk_CONF_VALUE_value(attr_sk,i);
1436 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1437 (unsigned char *)v->value, -1)) return 0;
1444 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
1445 int nid, int n_min, int n_max, unsigned long chtype, int mval)
1448 MS_STATIC char buf[1024];
1450 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1451 (void)BIO_flush(bio_err);
1454 BUF_strlcpy(buf,value,sizeof buf);
1455 BUF_strlcat(buf,"\n",sizeof buf);
1456 BIO_printf(bio_err,"%s\n",value);
1463 if (!fgets(buf,sizeof buf,stdin))
1473 if (buf[0] == '\0') return(0);
1474 else if (buf[0] == '\n')
1476 if ((def == NULL) || (def[0] == '\0'))
1478 BUF_strlcpy(buf,def,sizeof buf);
1479 BUF_strlcat(buf,"\n",sizeof buf);
1481 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1484 if (buf[i-1] != '\n')
1486 BIO_printf(bio_err,"weird input :-(\n");
1490 #ifdef CHARSET_EBCDIC
1491 ebcdic2ascii(buf, buf, i);
1493 if(!req_check_len(i, n_min, n_max)) goto start;
1494 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1495 (unsigned char *) buf, -1,-1,mval)) goto err;
1501 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1502 char *value, int nid, int n_min,
1503 int n_max, unsigned long chtype)
1506 static char buf[1024];
1509 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1510 (void)BIO_flush(bio_err);
1513 BUF_strlcpy(buf,value,sizeof buf);
1514 BUF_strlcat(buf,"\n",sizeof buf);
1515 BIO_printf(bio_err,"%s\n",value);
1522 if (!fgets(buf,sizeof buf,stdin))
1532 if (buf[0] == '\0') return(0);
1533 else if (buf[0] == '\n')
1535 if ((def == NULL) || (def[0] == '\0'))
1537 BUF_strlcpy(buf,def,sizeof buf);
1538 BUF_strlcat(buf,"\n",sizeof buf);
1540 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1543 if (buf[i-1] != '\n')
1545 BIO_printf(bio_err,"weird input :-(\n");
1549 #ifdef CHARSET_EBCDIC
1550 ebcdic2ascii(buf, buf, i);
1552 if(!req_check_len(i, n_min, n_max)) goto start;
1554 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1555 (unsigned char *)buf, -1)) {
1556 BIO_printf(bio_err, "Error adding attribute\n");
1557 ERR_print_errors(bio_err);
1566 static int req_check_len(int len, int n_min, int n_max)
1568 if ((n_min > 0) && (len < n_min))
1570 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1573 if ((n_max >= 0) && (len > n_max))
1575 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1581 /* Check if the end of a string matches 'end' */
1582 static int check_end(const char *str, const char *end)
1588 if(elen > slen) return 1;
1589 tmp = str + slen - elen;
1590 return strcmp(tmp, end);
1593 static EVP_PKEY_CTX *set_keygen_ctx(BIO *err, const char *gstr, int *pkey_type,
1594 long *pkeylen, char **palgnam,
1595 ENGINE *keygen_engine)
1597 EVP_PKEY_CTX *gctx = NULL;
1598 EVP_PKEY *param = NULL;
1601 const char *paramfile = NULL;
1605 *pkey_type = EVP_PKEY_RSA;
1608 else if (gstr[0] >= '0' && gstr[0] <= '9')
1610 *pkey_type = EVP_PKEY_RSA;
1611 keylen = atol(gstr);
1614 else if (!strncmp(gstr, "param:", 6))
1615 paramfile = gstr + 6;
1618 const char *p = strchr(gstr, ':');
1621 const EVP_PKEY_ASN1_METHOD *ameth;
1627 /* The lookup of a the string will cover all engines so
1628 * keep a note of the implementation.
1631 ameth = EVP_PKEY_asn1_find_str(&tmpeng, gstr, len);
1635 BIO_printf(err, "Unknown algorithm %.*s\n", len, gstr);
1639 EVP_PKEY_asn1_get0_info(NULL, pkey_type, NULL, NULL, NULL,
1641 #ifndef OPENSSL_NO_ENGINE
1643 ENGINE_finish(tmpeng);
1645 if (*pkey_type == EVP_PKEY_RSA)
1649 keylen = atol(p + 1);
1659 pbio = BIO_new_file(paramfile, "r");
1662 BIO_printf(err, "Can't open parameter file %s\n",
1666 param = PEM_read_bio_Parameters(pbio, NULL);
1671 (void)BIO_reset(pbio);
1672 x = PEM_read_bio_X509(pbio, NULL, NULL, NULL);
1675 param = X509_get_pubkey(x);
1684 BIO_printf(err, "Error reading parameter file %s\n",
1688 if (*pkey_type == -1)
1689 *pkey_type = EVP_PKEY_id(param);
1690 else if (*pkey_type != EVP_PKEY_base_id(param))
1692 BIO_printf(err, "Key Type does not match parameters\n");
1693 EVP_PKEY_free(param);
1700 const EVP_PKEY_ASN1_METHOD *ameth;
1703 ameth = EVP_PKEY_asn1_find(&tmpeng, *pkey_type);
1706 BIO_puts(err, "Internal error: can't find key algorithm\n");
1709 EVP_PKEY_asn1_get0_info(NULL, NULL, NULL, NULL, &anam, ameth);
1710 *palgnam = BUF_strdup(anam);
1711 #ifndef OPENSSL_NO_ENGINE
1713 ENGINE_finish(tmpeng);
1719 gctx = EVP_PKEY_CTX_new(param, keygen_engine);
1720 *pkeylen = EVP_PKEY_bits(param);
1721 EVP_PKEY_free(param);
1724 gctx = EVP_PKEY_CTX_new_id(*pkey_type, keygen_engine);
1728 BIO_puts(err, "Error allocating keygen context\n");
1729 ERR_print_errors(err);
1733 if (EVP_PKEY_keygen_init(gctx) <= 0)
1735 BIO_puts(err, "Error initializing keygen context\n");
1736 ERR_print_errors(err);
1739 #ifndef OPENSSL_NO_RSA
1740 if ((*pkey_type == EVP_PKEY_RSA) && (keylen != -1))
1742 if (EVP_PKEY_CTX_set_rsa_keygen_bits(gctx, keylen) <= 0)
1744 BIO_puts(err, "Error setting RSA keysize\n");
1745 ERR_print_errors(err);
1746 EVP_PKEY_CTX_free(gctx);
1755 static int genpkey_cb(EVP_PKEY_CTX *ctx)
1758 BIO *b = EVP_PKEY_CTX_get_app_data(ctx);
1760 p = EVP_PKEY_CTX_get_keygen_info(ctx, 0);
1773 static int do_sign_init(BIO *err, EVP_MD_CTX *ctx, EVP_PKEY *pkey,
1774 const EVP_MD *md, STACK_OF(OPENSSL_STRING) *sigopts)
1776 EVP_PKEY_CTX *pkctx = NULL;
1778 EVP_MD_CTX_init(ctx);
1779 if (!EVP_DigestSignInit(ctx, &pkctx, md, NULL, pkey))
1781 for (i = 0; i < sk_OPENSSL_STRING_num(sigopts); i++)
1783 char *sigopt = sk_OPENSSL_STRING_value(sigopts, i);
1784 if (pkey_ctrl_string(pkctx, sigopt) <= 0)
1786 BIO_printf(err, "parameter error \"%s\"\n", sigopt);
1787 ERR_print_errors(bio_err);
1794 int do_X509_sign(BIO *err, X509 *x, EVP_PKEY *pkey, const EVP_MD *md,
1795 STACK_OF(OPENSSL_STRING) *sigopts)
1799 EVP_MD_CTX_init(&mctx);
1800 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1802 rv = X509_sign_ctx(x, &mctx);
1803 EVP_MD_CTX_cleanup(&mctx);
1804 return rv > 0 ? 1 : 0;
1808 int do_X509_REQ_sign(BIO *err, X509_REQ *x, EVP_PKEY *pkey, const EVP_MD *md,
1809 STACK_OF(OPENSSL_STRING) *sigopts)
1813 EVP_MD_CTX_init(&mctx);
1814 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1816 rv = X509_REQ_sign_ctx(x, &mctx);
1817 EVP_MD_CTX_cleanup(&mctx);
1818 return rv > 0 ? 1 : 0;
1823 int do_X509_CRL_sign(BIO *err, X509_CRL *x, EVP_PKEY *pkey, const EVP_MD *md,
1824 STACK_OF(OPENSSL_STRING) *sigopts)
1828 EVP_MD_CTX_init(&mctx);
1829 rv = do_sign_init(err, &mctx, pkey, md, sigopts);
1831 rv = X509_CRL_sign_ctx(x, &mctx);
1832 EVP_MD_CTX_cleanup(&mctx);
1833 return rv > 0 ? 1 : 0;