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 "../crypto/cryptlib.h"
86 #define BITS "default_bits"
87 #define KEYFILE "default_keyfile"
88 #define PROMPT "prompt"
89 #define DISTINGUISHED_NAME "distinguished_name"
90 #define ATTRIBUTES "attributes"
91 #define V3_EXTENSIONS "x509_extensions"
92 #define REQ_EXTENSIONS "req_extensions"
93 #define STRING_MASK "string_mask"
94 #define UTF8_IN "utf8"
96 #define DEFAULT_KEY_LENGTH 512
97 #define MIN_KEY_LENGTH 384
100 #define PROG req_main
102 /* -inform arg - input format - default PEM (DER or PEM)
103 * -outform arg - output format - default PEM
104 * -in arg - input file - default stdin
105 * -out arg - output file - default stdout
106 * -verify - check request signature
107 * -noout - don't print stuff out.
108 * -text - print out human readable text.
109 * -nodes - no des encryption
110 * -config file - Load configuration file.
111 * -key file - make a request using key in file (or use it for verification).
112 * -keyform arg - key file format.
113 * -rand file(s) - load the file(s) into the PRNG.
114 * -newkey - make a key and a request.
115 * -modulus - print RSA modulus.
116 * -pubkey - output Public Key.
117 * -x509 - output a self signed X509 structure instead.
118 * -asn1-kludge - output new certificate request in a format that some CA's
119 * require. This format is wrong
122 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int mutlirdn,
123 int attribs,unsigned long chtype);
124 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype,
126 static int prompt_info(X509_REQ *req,
127 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
128 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
129 unsigned long chtype);
130 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
131 STACK_OF(CONF_VALUE) *attr, int attribs,
132 unsigned long chtype);
133 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
134 char *value, int nid, int n_min,
135 int n_max, unsigned long chtype);
136 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
137 int nid,int n_min,int n_max, unsigned long chtype, int mval);
138 #ifndef OPENSSL_NO_RSA
139 static int MS_CALLBACK req_cb(int p, int n, BN_GENCB *cb);
141 static int req_check_len(int len,int n_min,int n_max);
142 static int check_end(const char *str, const char *end);
144 static char *default_config_file=NULL;
146 static CONF *req_conf=NULL;
154 int MAIN(int, char **);
156 int MAIN(int argc, char **argv)
159 #ifndef OPENSSL_NO_DSA
160 DSA *dsa_params=NULL;
162 #ifndef OPENSSL_NO_ECDSA
163 EC_KEY *ec_params = NULL;
165 unsigned long nmflag = 0, reqflag = 0;
166 int ex=1,x509=0,days=30;
170 int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA;
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=EVP_sha1();
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;
234 else if (strcmp(*argv,"-key") == 0)
236 if (--argc < 1) goto bad;
239 else if (strcmp(*argv,"-pubkey") == 0)
243 else if (strcmp(*argv,"-new") == 0)
247 else if (strcmp(*argv,"-config") == 0)
249 if (--argc < 1) goto bad;
252 else if (strcmp(*argv,"-keyform") == 0)
254 if (--argc < 1) goto bad;
255 keyform=str2fmt(*(++argv));
257 else if (strcmp(*argv,"-in") == 0)
259 if (--argc < 1) goto bad;
262 else if (strcmp(*argv,"-out") == 0)
264 if (--argc < 1) goto bad;
267 else if (strcmp(*argv,"-keyout") == 0)
269 if (--argc < 1) goto bad;
272 else if (strcmp(*argv,"-passin") == 0)
274 if (--argc < 1) goto bad;
275 passargin= *(++argv);
277 else if (strcmp(*argv,"-passout") == 0)
279 if (--argc < 1) goto bad;
280 passargout= *(++argv);
282 else if (strcmp(*argv,"-rand") == 0)
284 if (--argc < 1) goto bad;
287 else if (strcmp(*argv,"-newkey") == 0)
291 if (--argc < 1) goto bad;
293 is_numeric = p[0] >= '0' && p[0] <= '9';
294 if (strncmp("rsa:",p,4) == 0 || is_numeric)
302 #ifndef OPENSSL_NO_DSA
303 if (strncmp("dsa:",p,4) == 0)
310 if ((in=BIO_new_file(p,"r")) == NULL)
315 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)
319 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
321 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
325 if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end;
326 if (dtmp->type == EVP_PKEY_DSA)
327 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
330 if (dsa_params == NULL)
332 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
338 newkey=BN_num_bits(dsa_params->p);
342 #ifndef OPENSSL_NO_ECDSA
343 if (strncmp("ec:",p,3) == 0)
351 if ((in=BIO_new_file(p,"r")) == NULL)
356 if ((ec_params = EC_KEY_new()) == NULL)
358 group = PEM_read_bio_ECPKParameters(in, NULL, NULL, NULL);
361 EC_KEY_free(ec_params);
364 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
366 BIO_printf(bio_err,"unable to load EC parameters from file\n");
370 if ((dtmp=X509_get_pubkey(xtmp))==NULL)
372 if (dtmp->type == EVP_PKEY_EC)
373 ec_params = EC_KEY_dup(dtmp->pkey.ec);
376 if (ec_params == NULL)
378 BIO_printf(bio_err,"Certificate does not contain EC parameters\n");
384 if (EC_KEY_set_group(ec_params, group) == 0)
386 EC_GROUP_free(group);
391 newkey = EC_GROUP_get_degree(EC_KEY_get0_group(ec_params));
395 #ifndef OPENSSL_NO_DH
396 if (strncmp("dh:",p,4) == 0)
409 else if (strcmp(*argv,"-batch") == 0)
411 else if (strcmp(*argv,"-newhdr") == 0)
413 else if (strcmp(*argv,"-modulus") == 0)
415 else if (strcmp(*argv,"-verify") == 0)
417 else if (strcmp(*argv,"-nodes") == 0)
419 else if (strcmp(*argv,"-noout") == 0)
421 else if (strcmp(*argv,"-verbose") == 0)
423 else if (strcmp(*argv,"-utf8") == 0)
424 chtype = MBSTRING_UTF8;
425 else if (strcmp(*argv,"-nameopt") == 0)
427 if (--argc < 1) goto bad;
428 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
430 else if (strcmp(*argv,"-reqopt") == 0)
432 if (--argc < 1) goto bad;
433 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
435 else if (strcmp(*argv,"-subject") == 0)
437 else if (strcmp(*argv,"-text") == 0)
439 else if (strcmp(*argv,"-x509") == 0)
441 else if (strcmp(*argv,"-asn1-kludge") == 0)
443 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
445 else if (strcmp(*argv,"-subj") == 0)
447 if (--argc < 1) goto bad;
450 else if (strcmp(*argv,"-multivalue-rdn") == 0)
452 else if (strcmp(*argv,"-days") == 0)
454 if (--argc < 1) goto bad;
455 days= atoi(*(++argv));
456 if (days == 0) days=30;
458 else if (strcmp(*argv,"-set_serial") == 0)
460 if (--argc < 1) goto bad;
461 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
462 if (!serial) goto bad;
464 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
469 else if (strcmp(*argv,"-extensions") == 0)
471 if (--argc < 1) goto bad;
472 extensions = *(++argv);
474 else if (strcmp(*argv,"-reqexts") == 0)
476 if (--argc < 1) goto bad;
477 req_exts = *(++argv);
481 BIO_printf(bio_err,"unknown option %s\n",*argv);
492 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
493 BIO_printf(bio_err,"where options are\n");
494 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
495 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
496 BIO_printf(bio_err," -in arg input file\n");
497 BIO_printf(bio_err," -out arg output file\n");
498 BIO_printf(bio_err," -text text form of request\n");
499 BIO_printf(bio_err," -pubkey output public key\n");
500 BIO_printf(bio_err," -noout do not output REQ\n");
501 BIO_printf(bio_err," -verify verify signature on REQ\n");
502 BIO_printf(bio_err," -modulus RSA modulus\n");
503 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
504 #ifndef OPENSSL_NO_ENGINE
505 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
507 BIO_printf(bio_err," -subject output the request's subject\n");
508 BIO_printf(bio_err," -passin private key password source\n");
509 BIO_printf(bio_err," -key file use the private key contained in file\n");
510 BIO_printf(bio_err," -keyform arg key file format\n");
511 BIO_printf(bio_err," -keyout arg file to send the key to\n");
512 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
513 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
514 BIO_printf(bio_err," the random number generator\n");
515 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
516 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
517 #ifndef OPENSSL_NO_ECDSA
518 BIO_printf(bio_err," -newkey ec:file generate a new EC key, parameters taken from CA in 'file'\n");
520 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
521 BIO_printf(bio_err," -config file request template file.\n");
522 BIO_printf(bio_err," -subj arg set or modify request subject\n");
523 BIO_printf(bio_err," -multivalue-rdn enable support for multivalued RDNs\n");
524 BIO_printf(bio_err," -new new request.\n");
525 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
526 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
527 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
528 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
529 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
530 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
531 BIO_printf(bio_err," have been reported as requiring\n");
532 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
533 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
534 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
535 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
536 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
540 ERR_load_crypto_strings();
541 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
542 BIO_printf(bio_err, "Error getting passwords\n");
546 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
547 /* Lets load up our environment a little */
548 p=getenv("OPENSSL_CONF");
550 p=getenv("SSLEAY_CONF");
552 p=to_free=make_config_name();
553 default_config_file=p;
554 config=NCONF_new(NULL);
555 i=NCONF_load(config, p, &errline);
558 if (template != NULL)
563 BIO_printf(bio_err,"Using configuration from %s\n",template);
564 req_conf=NCONF_new(NULL);
565 i=NCONF_load(req_conf,template,&errline);
568 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
576 if (req_conf == NULL)
578 BIO_printf(bio_err,"Unable to load config info from %s\n", default_config_file);
583 BIO_printf(bio_err,"Using configuration from %s\n",
584 default_config_file);
587 if (req_conf != NULL)
589 if (!load_config(bio_err, req_conf))
591 p=NCONF_get_string(req_conf,NULL,"oid_file");
598 oid_bio=BIO_new_file(p,"r");
602 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
603 ERR_print_errors(bio_err);
608 OBJ_create_objects(oid_bio);
613 if(!add_oid_section(bio_err, req_conf)) goto end;
617 p=NCONF_get_string(req_conf,SECTION,"default_md");
622 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
629 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
634 /* Check syntax of file */
636 X509V3_set_ctx_test(&ctx);
637 X509V3_set_nconf(&ctx, req_conf);
638 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
640 "Error Loading extension section %s\n", extensions);
647 passin = NCONF_get_string(req_conf, SECTION, "input_password");
654 passout = NCONF_get_string(req_conf, SECTION, "output_password");
659 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
663 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
664 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
668 if (chtype != MBSTRING_UTF8)
670 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
673 else if (!strcmp(p, "yes"))
674 chtype = MBSTRING_UTF8;
680 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
685 /* Check syntax of file */
687 X509V3_set_ctx_test(&ctx);
688 X509V3_set_nconf(&ctx, req_conf);
689 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
691 "Error Loading request extension section %s\n",
697 in=BIO_new(BIO_s_file());
698 out=BIO_new(BIO_s_file());
699 if ((in == NULL) || (out == NULL))
702 #ifndef OPENSSL_NO_ENGINE
703 e = setup_engine(bio_err, engine, 0);
708 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
712 /* load_key() has already printed an appropriate
716 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA ||
717 EVP_PKEY_type(pkey->type) == EVP_PKEY_EC)
719 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
720 if (randfile == NULL)
722 app_RAND_load_file(randfile, bio_err, 0);
726 if (newreq && (pkey == NULL))
729 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
730 if (randfile == NULL)
732 app_RAND_load_file(randfile, bio_err, 0);
734 app_RAND_load_files(inrand);
738 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
739 newkey=DEFAULT_KEY_LENGTH;
742 if (newkey < MIN_KEY_LENGTH && (pkey_type == TYPE_RSA || pkey_type == TYPE_DSA))
744 BIO_printf(bio_err,"private key length is too short,\n");
745 BIO_printf(bio_err,"it needs to be at least %d bits, not %ld\n",MIN_KEY_LENGTH,newkey);
748 BIO_printf(bio_err,"Generating a %ld bit %s private key\n",
749 newkey,(pkey_type == TYPE_RSA)?"RSA":
750 (pkey_type == TYPE_DSA)?"DSA":"EC");
752 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
754 #ifndef OPENSSL_NO_RSA
755 BN_GENCB_set(&cb, req_cb, bio_err);
756 if (pkey_type == TYPE_RSA)
758 RSA *rsa = RSA_new();
759 BIGNUM *bn = BN_new();
760 if(!bn || !rsa || !BN_set_word(bn, 0x10001) ||
761 !RSA_generate_key_ex(rsa, newkey, bn, &cb) ||
762 !EVP_PKEY_assign_RSA(pkey, rsa))
765 if(rsa) RSA_free(rsa);
772 #ifndef OPENSSL_NO_DSA
773 if (pkey_type == TYPE_DSA)
775 if (!DSA_generate_key(dsa_params)) goto end;
776 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
780 #ifndef OPENSSL_NO_ECDSA
781 if (pkey_type == TYPE_EC)
783 if (!EC_KEY_generate_key(ec_params)) goto end;
784 if (!EVP_PKEY_assign_EC_KEY(pkey, ec_params))
790 app_RAND_write_file(randfile, bio_err);
792 if (pkey == NULL) goto end;
796 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
803 BIO_printf(bio_err,"writing new private key to stdout\n");
804 BIO_set_fp(out,stdout,BIO_NOCLOSE);
805 #ifdef OPENSSL_SYS_VMS
807 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
808 out = BIO_push(tmpbio, out);
814 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
815 if (BIO_write_filename(out,keyout) <= 0)
822 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
826 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
830 if ((p != NULL) && (strcmp(p,"no") == 0))
832 if (nodes) cipher=NULL;
836 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
837 NULL,0,NULL,passout))
839 if ((ERR_GET_REASON(ERR_peek_error()) ==
840 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
848 BIO_printf(bio_err,"-----\n");
853 /* Since we are using a pre-existing certificate
854 * request, the kludge 'format' info should not be
858 BIO_set_fp(in,stdin,BIO_NOCLOSE);
861 if (BIO_read_filename(in,infile) <= 0)
868 if (informat == FORMAT_ASN1)
869 req=d2i_X509_REQ_bio(in,NULL);
870 else if (informat == FORMAT_PEM)
871 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
874 BIO_printf(bio_err,"bad input format specified for X509 request\n");
879 BIO_printf(bio_err,"unable to load X509 request\n");
888 BIO_printf(bio_err,"you need to specify a private key\n");
891 #ifndef OPENSSL_NO_DSA
892 if (pkey->type == EVP_PKEY_DSA)
895 #ifndef OPENSSL_NO_ECDSA
896 if (pkey->type == EVP_PKEY_EC)
907 i=make_REQ(req,pkey,subj,multirdn,!x509, chtype);
908 subj=NULL; /* done processing '-subj' option */
909 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
911 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
912 req->req_info->attributes = NULL;
916 BIO_printf(bio_err,"problems making Certificate Request\n");
924 if ((x509ss=X509_new()) == NULL) goto end;
926 /* Set version to V3 */
927 if(extensions && !X509_set_version(x509ss, 2)) goto end;
930 if (!X509_set_serialNumber(x509ss, serial)) goto end;
934 if (!rand_serial(NULL,
935 X509_get_serialNumber(x509ss)))
939 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
940 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
941 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;
942 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
943 tmppkey = X509_REQ_get_pubkey(req);
944 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
945 EVP_PKEY_free(tmppkey);
947 /* Set up V3 context struct */
949 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
950 X509V3_set_nconf(&ext_ctx, req_conf);
953 if(extensions && !X509V3_EXT_add_nconf(req_conf,
954 &ext_ctx, extensions, x509ss))
957 "Error Loading extension section %s\n",
962 if (!(i=X509_sign(x509ss,pkey,digest)))
969 /* Set up V3 context struct */
971 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
972 X509V3_set_nconf(&ext_ctx, req_conf);
975 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
976 &ext_ctx, req_exts, req))
979 "Error Loading extension section %s\n",
983 if (!(i=X509_REQ_sign(req,pkey,digest)))
990 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
998 BIO_printf(bio_err, "Modifying Request's Subject\n");
999 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
1002 if (build_subject(req, subj, chtype, multirdn) == 0)
1004 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
1009 req->req_info->enc.modified = 1;
1013 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
1017 if (verify && !x509)
1023 pkey=X509_REQ_get_pubkey(req);
1025 if (pkey == NULL) goto end;
1028 i=X509_REQ_verify(req,pkey);
1030 EVP_PKEY_free(pkey);
1040 BIO_printf(bio_err,"verify failure\n");
1041 ERR_print_errors(bio_err);
1043 else /* if (i > 0) */
1044 BIO_printf(bio_err,"verify OK\n");
1047 if (noout && !text && !modulus && !subject && !pubkey)
1053 if (outfile == NULL)
1055 BIO_set_fp(out,stdout,BIO_NOCLOSE);
1056 #ifdef OPENSSL_SYS_VMS
1058 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
1059 out = BIO_push(tmpbio, out);
1065 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
1066 i=(int)BIO_append_filename(out,outfile);
1068 i=(int)BIO_write_filename(out,outfile);
1079 tpubkey=X509_REQ_get_pubkey(req);
1080 if (tpubkey == NULL)
1082 BIO_printf(bio_err,"Error getting public key\n");
1083 ERR_print_errors(bio_err);
1086 PEM_write_bio_PUBKEY(out, tpubkey);
1087 EVP_PKEY_free(tpubkey);
1093 X509_print_ex(out, x509ss, nmflag, reqflag);
1095 X509_REQ_print_ex(out, req, nmflag, reqflag);
1101 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
1103 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1111 tpubkey=X509_get_pubkey(x509ss);
1113 tpubkey=X509_REQ_get_pubkey(req);
1114 if (tpubkey == NULL)
1116 fprintf(stdout,"Modulus=unavailable\n");
1119 fprintf(stdout,"Modulus=");
1120 #ifndef OPENSSL_NO_RSA
1121 if (tpubkey->type == EVP_PKEY_RSA)
1122 BN_print(out,tpubkey->pkey.rsa->n);
1125 fprintf(stdout,"Wrong Algorithm type");
1126 EVP_PKEY_free(tpubkey);
1127 fprintf(stdout,"\n");
1130 if (!noout && !x509)
1132 if (outformat == FORMAT_ASN1)
1133 i=i2d_X509_REQ_bio(out,req);
1134 else if (outformat == FORMAT_PEM) {
1135 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1136 else i=PEM_write_bio_X509_REQ(out,req);
1138 BIO_printf(bio_err,"bad output format specified for outfile\n");
1143 BIO_printf(bio_err,"unable to write X509 request\n");
1147 if (!noout && x509 && (x509ss != NULL))
1149 if (outformat == FORMAT_ASN1)
1150 i=i2d_X509_bio(out,x509ss);
1151 else if (outformat == FORMAT_PEM)
1152 i=PEM_write_bio_X509(out,x509ss);
1154 BIO_printf(bio_err,"bad output format specified for outfile\n");
1159 BIO_printf(bio_err,"unable to write X509 certificate\n");
1167 OPENSSL_free(to_free);
1171 ERR_print_errors(bio_err);
1173 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1176 EVP_PKEY_free(pkey);
1179 ASN1_INTEGER_free(serial);
1180 if(passargin && passin) OPENSSL_free(passin);
1181 if(passargout && passout) OPENSSL_free(passout);
1183 #ifndef OPENSSL_NO_DSA
1184 if (dsa_params != NULL) DSA_free(dsa_params);
1186 #ifndef OPENSSL_NO_ECDSA
1187 if (ec_params != NULL) EC_KEY_free(ec_params);
1193 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int multirdn,
1194 int attribs, unsigned long chtype)
1198 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1199 char *tmp, *dn_sect,*attr_sect;
1201 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1204 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1206 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1207 if (dn_sect == NULL)
1209 BIO_printf(bio_err,"unable to find '%s' in config\n",
1210 DISTINGUISHED_NAME);
1213 dn_sk=NCONF_get_section(req_conf,dn_sect);
1216 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1220 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1221 if (attr_sect == NULL)
1228 attr_sk=NCONF_get_section(req_conf,attr_sect);
1229 if (attr_sk == NULL)
1231 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1236 /* setup version number */
1237 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1240 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1244 i = build_subject(req, subj, chtype, multirdn);
1246 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1250 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1258 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1259 * where characters may be escaped by \
1261 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype, int multirdn)
1265 if (!(n = parse_name(subject, chtype, multirdn)))
1268 if (!X509_REQ_set_subject_name(req, n))
1278 static int prompt_info(X509_REQ *req,
1279 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1280 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1281 unsigned long chtype)
1292 subj = X509_REQ_get_subject_name(req);
1296 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1297 BIO_printf(bio_err,"into your certificate request.\n");
1298 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1299 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1300 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1301 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1302 BIO_printf(bio_err,"-----\n");
1306 if (sk_CONF_VALUE_num(dn_sk))
1312 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1314 v=sk_CONF_VALUE_value(dn_sk,i);
1317 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1318 !check_end(type,"_default") ||
1319 !check_end(type,"_value")) continue;
1320 /* Skip past any leading X. X: X, etc to allow for
1321 * multiple instances
1323 for(p = v->name; *p ; p++)
1324 if ((*p == ':') || (*p == ',') ||
1337 /* If OBJ not recognised ignore it */
1338 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1339 if (BIO_snprintf(buf,sizeof buf,"%s_default",v->name)
1340 >= (int)sizeof(buf))
1342 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1346 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1352 BIO_snprintf(buf,sizeof buf,"%s_value",v->name);
1353 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1359 BIO_snprintf(buf,sizeof buf,"%s_min",v->name);
1360 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1366 BIO_snprintf(buf,sizeof buf,"%s_max",v->name);
1367 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1373 if (!add_DN_object(subj,v->value,def,value,nid,
1374 n_min,n_max, chtype, mval))
1377 if (X509_NAME_entry_count(subj) == 0)
1379 BIO_printf(bio_err,"error, no objects specified in config file\n");
1385 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1387 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1388 BIO_printf(bio_err,"to be sent with your certificate request\n");
1395 if ((attr_sk == NULL) ||
1396 (sk_CONF_VALUE_num(attr_sk) <= i))
1399 v=sk_CONF_VALUE_value(attr_sk,i);
1401 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1404 if (BIO_snprintf(buf,sizeof buf,"%s_default",type)
1405 >= (int)sizeof(buf))
1407 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1411 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1419 BIO_snprintf(buf,sizeof buf,"%s_value",type);
1420 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1427 BIO_snprintf(buf,sizeof buf,"%s_min",type);
1428 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1431 BIO_snprintf(buf,sizeof buf,"%s_max",type);
1432 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1435 if (!add_attribute_object(req,
1436 v->value,def,value,nid,n_min,n_max, chtype))
1443 BIO_printf(bio_err,"No template, please set one up.\n");
1451 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1452 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1460 subj = X509_REQ_get_subject_name(req);
1462 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1465 v=sk_CONF_VALUE_value(dn_sk,i);
1468 /* Skip past any leading X. X: X, etc to allow for
1469 * multiple instances
1471 for(p = v->name; *p ; p++)
1472 #ifndef CHARSET_EBCDIC
1473 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1475 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1481 #ifndef CHARSET_EBCDIC
1484 if (*p == os_toascii['+'])
1492 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1493 (unsigned char *) v->value,-1,-1,mval)) return 0;
1497 if (!X509_NAME_entry_count(subj))
1499 BIO_printf(bio_err,"error, no objects specified in config file\n");
1504 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1506 v=sk_CONF_VALUE_value(attr_sk,i);
1507 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1508 (unsigned char *)v->value, -1)) return 0;
1515 static int add_DN_object(X509_NAME *n, char *text, const char *def, char *value,
1516 int nid, int n_min, int n_max, unsigned long chtype, int mval)
1519 MS_STATIC char buf[1024];
1521 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1522 (void)BIO_flush(bio_err);
1525 BUF_strlcpy(buf,value,sizeof buf);
1526 BUF_strlcat(buf,"\n",sizeof buf);
1527 BIO_printf(bio_err,"%s\n",value);
1534 fgets(buf,sizeof buf,stdin);
1543 if (buf[0] == '\0') return(0);
1544 else if (buf[0] == '\n')
1546 if ((def == NULL) || (def[0] == '\0'))
1548 BUF_strlcpy(buf,def,sizeof buf);
1549 BUF_strlcat(buf,"\n",sizeof buf);
1551 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1554 if (buf[i-1] != '\n')
1556 BIO_printf(bio_err,"weird input :-(\n");
1560 #ifdef CHARSET_EBCDIC
1561 ebcdic2ascii(buf, buf, i);
1563 if(!req_check_len(i, n_min, n_max)) goto start;
1564 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1565 (unsigned char *) buf, -1,-1,mval)) goto err;
1571 static int add_attribute_object(X509_REQ *req, char *text, const char *def,
1572 char *value, int nid, int n_min,
1573 int n_max, unsigned long chtype)
1576 static char buf[1024];
1579 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1580 (void)BIO_flush(bio_err);
1583 BUF_strlcpy(buf,value,sizeof buf);
1584 BUF_strlcat(buf,"\n",sizeof buf);
1585 BIO_printf(bio_err,"%s\n",value);
1592 fgets(buf,sizeof buf,stdin);
1601 if (buf[0] == '\0') return(0);
1602 else if (buf[0] == '\n')
1604 if ((def == NULL) || (def[0] == '\0'))
1606 BUF_strlcpy(buf,def,sizeof buf);
1607 BUF_strlcat(buf,"\n",sizeof buf);
1609 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1612 if (buf[i-1] != '\n')
1614 BIO_printf(bio_err,"weird input :-(\n");
1618 #ifdef CHARSET_EBCDIC
1619 ebcdic2ascii(buf, buf, i);
1621 if(!req_check_len(i, n_min, n_max)) goto start;
1623 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1624 (unsigned char *)buf, -1)) {
1625 BIO_printf(bio_err, "Error adding attribute\n");
1626 ERR_print_errors(bio_err);
1635 #ifndef OPENSSL_NO_RSA
1636 static int MS_CALLBACK req_cb(int p, int n, BN_GENCB *cb)
1644 BIO_write(cb->arg,&c,1);
1645 (void)BIO_flush(cb->arg);
1653 static int req_check_len(int len, int n_min, int n_max)
1655 if ((n_min > 0) && (len < n_min))
1657 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1660 if ((n_max >= 0) && (len > n_max))
1662 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1668 /* Check if the end of a string matches 'end' */
1669 static int check_end(const char *str, const char *end)
1675 if(elen > slen) return 1;
1676 tmp = str + slen - elen;
1677 return strcmp(tmp, end);