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.]
63 #ifdef OPENSSL_NO_STDIO
67 #include <openssl/bio.h>
68 #include <openssl/evp.h>
69 #include <openssl/conf.h>
70 #include <openssl/err.h>
71 #include <openssl/asn1.h>
72 #include <openssl/x509.h>
73 #include <openssl/x509v3.h>
74 #include <openssl/objects.h>
75 #include <openssl/pem.h>
76 #include "../crypto/cryptlib.h"
80 #define BITS "default_bits"
81 #define KEYFILE "default_keyfile"
82 #define PROMPT "prompt"
83 #define DISTINGUISHED_NAME "distinguished_name"
84 #define ATTRIBUTES "attributes"
85 #define V3_EXTENSIONS "x509_extensions"
86 #define REQ_EXTENSIONS "req_extensions"
87 #define STRING_MASK "string_mask"
88 #define UTF8_IN "utf8"
90 #define DEFAULT_KEY_LENGTH 512
91 #define MIN_KEY_LENGTH 384
96 /* -inform arg - input format - default PEM (DER or PEM)
97 * -outform arg - output format - default PEM
98 * -in arg - input file - default stdin
99 * -out arg - output file - default stdout
100 * -verify - check request signature
101 * -noout - don't print stuff out.
102 * -text - print out human readable text.
103 * -nodes - no des encryption
104 * -config file - Load configuration file.
105 * -key file - make a request using key in file (or use it for verification).
106 * -keyform arg - key file format.
107 * -rand file(s) - load the file(s) into the PRNG.
108 * -newkey - make a key and a request.
109 * -modulus - print RSA modulus.
110 * -pubkey - output Public Key.
111 * -x509 - output a self signed X509 structure instead.
112 * -asn1-kludge - output new certificate request in a format that some CA's
113 * require. This format is wrong
116 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,char *dn,int attribs,
117 unsigned long chtype);
118 static int build_subject(X509_REQ *req, char *subj, unsigned long chtype);
119 static int prompt_info(X509_REQ *req,
120 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
121 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
122 unsigned long chtype);
123 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
124 STACK_OF(CONF_VALUE) *attr, int attribs,
125 unsigned long chtype);
126 static int add_attribute_object(X509_REQ *req, char *text,
127 char *def, char *value, int nid, int n_min,
128 int n_max, unsigned long chtype);
129 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
130 int nid,int n_min,int n_max, unsigned long chtype);
131 #ifndef OPENSSL_NO_RSA
132 static void MS_CALLBACK req_cb(int p,int n,void *arg);
134 static int req_check_len(int len,int n_min,int n_max);
135 static int check_end(char *str, char *end);
137 static char *default_config_file=NULL;
139 static CONF *req_conf=NULL;
146 int MAIN(int, char **);
148 int MAIN(int argc, char **argv)
151 #ifndef OPENSSL_NO_DSA
152 DSA *dsa_params=NULL;
154 unsigned long nmflag = 0, reqflag = 0;
155 int ex=1,x509=0,days=30;
159 int i=0,badops=0,newreq=0,verbose=0,pkey_type=TYPE_RSA;
161 BIO *in=NULL,*out=NULL;
162 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
163 int nodes=0,kludge=0,newhdr=0,subject=0,pubkey=0;
164 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
166 char *extensions = NULL;
167 char *req_exts = NULL;
168 const EVP_CIPHER *cipher=NULL;
169 ASN1_INTEGER *serial = NULL;
172 char *passargin = NULL, *passargout = NULL;
173 char *passin = NULL, *passout = NULL;
176 const EVP_MD *md_alg=NULL,*digest=EVP_md5();
177 unsigned long chtype = MBSTRING_ASC;
184 #ifndef OPENSSL_NO_DES
185 cipher=EVP_des_ede3_cbc();
190 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
191 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
196 outformat=FORMAT_PEM;
203 if (strcmp(*argv,"-inform") == 0)
205 if (--argc < 1) goto bad;
206 informat=str2fmt(*(++argv));
208 else if (strcmp(*argv,"-outform") == 0)
210 if (--argc < 1) goto bad;
211 outformat=str2fmt(*(++argv));
213 else if (strcmp(*argv,"-engine") == 0)
215 if (--argc < 1) goto bad;
218 else if (strcmp(*argv,"-key") == 0)
220 if (--argc < 1) goto bad;
223 else if (strcmp(*argv,"-pubkey") == 0)
227 else if (strcmp(*argv,"-new") == 0)
231 else if (strcmp(*argv,"-config") == 0)
233 if (--argc < 1) goto bad;
236 else if (strcmp(*argv,"-keyform") == 0)
238 if (--argc < 1) goto bad;
239 keyform=str2fmt(*(++argv));
241 else if (strcmp(*argv,"-in") == 0)
243 if (--argc < 1) goto bad;
246 else if (strcmp(*argv,"-out") == 0)
248 if (--argc < 1) goto bad;
251 else if (strcmp(*argv,"-keyout") == 0)
253 if (--argc < 1) goto bad;
256 else if (strcmp(*argv,"-passin") == 0)
258 if (--argc < 1) goto bad;
259 passargin= *(++argv);
261 else if (strcmp(*argv,"-passout") == 0)
263 if (--argc < 1) goto bad;
264 passargout= *(++argv);
266 else if (strcmp(*argv,"-rand") == 0)
268 if (--argc < 1) goto bad;
271 else if (strcmp(*argv,"-newkey") == 0)
275 if (--argc < 1) goto bad;
277 is_numeric = p[0] >= '0' && p[0] <= '9';
278 if (strncmp("rsa:",p,4) == 0 || is_numeric)
286 #ifndef OPENSSL_NO_DSA
287 if (strncmp("dsa:",p,4) == 0)
294 if ((in=BIO_new_file(p,"r")) == NULL)
299 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)
303 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
305 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
309 if ((dtmp=X509_get_pubkey(xtmp)) == NULL) goto end;
310 if (dtmp->type == EVP_PKEY_DSA)
311 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
314 if (dsa_params == NULL)
316 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
321 newkey=BN_num_bits(dsa_params->p);
326 #ifndef OPENSSL_NO_DH
327 if (strncmp("dh:",p,4) == 0)
338 else if (strcmp(*argv,"-batch") == 0)
340 else if (strcmp(*argv,"-newhdr") == 0)
342 else if (strcmp(*argv,"-modulus") == 0)
344 else if (strcmp(*argv,"-verify") == 0)
346 else if (strcmp(*argv,"-nodes") == 0)
348 else if (strcmp(*argv,"-noout") == 0)
350 else if (strcmp(*argv,"-verbose") == 0)
352 else if (strcmp(*argv,"-utf8") == 0)
353 chtype = MBSTRING_UTF8;
354 else if (strcmp(*argv,"-nameopt") == 0)
356 if (--argc < 1) goto bad;
357 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
359 else if (strcmp(*argv,"-reqopt") == 0)
361 if (--argc < 1) goto bad;
362 if (!set_cert_ex(&reqflag, *(++argv))) goto bad;
364 else if (strcmp(*argv,"-subject") == 0)
366 else if (strcmp(*argv,"-text") == 0)
368 else if (strcmp(*argv,"-x509") == 0)
370 else if (strcmp(*argv,"-asn1-kludge") == 0)
372 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
374 else if (strcmp(*argv,"-subj") == 0)
376 if (--argc < 1) goto bad;
379 else if (strcmp(*argv,"-days") == 0)
381 if (--argc < 1) goto bad;
382 days= atoi(*(++argv));
383 if (days == 0) days=30;
385 else if (strcmp(*argv,"-set_serial") == 0)
387 if (--argc < 1) goto bad;
388 serial = s2i_ASN1_INTEGER(NULL, *(++argv));
389 if (!serial) goto bad;
391 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
396 else if (strcmp(*argv,"-extensions") == 0)
398 if (--argc < 1) goto bad;
399 extensions = *(++argv);
401 else if (strcmp(*argv,"-reqexts") == 0)
403 if (--argc < 1) goto bad;
404 req_exts = *(++argv);
408 BIO_printf(bio_err,"unknown option %s\n",*argv);
419 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
420 BIO_printf(bio_err,"where options are\n");
421 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
422 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
423 BIO_printf(bio_err," -in arg input file\n");
424 BIO_printf(bio_err," -out arg output file\n");
425 BIO_printf(bio_err," -text text form of request\n");
426 BIO_printf(bio_err," -pubkey output public key\n");
427 BIO_printf(bio_err," -noout do not output REQ\n");
428 BIO_printf(bio_err," -verify verify signature on REQ\n");
429 BIO_printf(bio_err," -modulus RSA modulus\n");
430 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
431 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device\n");
432 BIO_printf(bio_err," -subject output the request's subject\n");
433 BIO_printf(bio_err," -passin private key password source\n");
434 BIO_printf(bio_err," -key file use the private key contained in file\n");
435 BIO_printf(bio_err," -keyform arg key file format\n");
436 BIO_printf(bio_err," -keyout arg file to send the key to\n");
437 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
438 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
439 BIO_printf(bio_err," the random number generator\n");
440 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
441 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
442 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2, md4)\n");
443 BIO_printf(bio_err," -config file request template file.\n");
444 BIO_printf(bio_err," -subj arg set or modify request subject\n");
445 BIO_printf(bio_err," -new new request.\n");
446 BIO_printf(bio_err," -batch do not ask anything during request generation\n");
447 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
448 BIO_printf(bio_err," -days number of days a certificate generated by -x509 is valid for.\n");
449 BIO_printf(bio_err," -set_serial serial number to use for a certificate generated by -x509.\n");
450 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
451 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
452 BIO_printf(bio_err," have been reported as requiring\n");
453 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
454 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
455 BIO_printf(bio_err," -utf8 input characters are UTF8 (default ASCII)\n");
456 BIO_printf(bio_err," -nameopt arg - various certificate name options\n");
457 BIO_printf(bio_err," -reqopt arg - various request text options\n\n");
461 ERR_load_crypto_strings();
462 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
463 BIO_printf(bio_err, "Error getting passwords\n");
467 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
468 /* Lets load up our environment a little */
469 p=getenv("OPENSSL_CONF");
471 p=getenv("SSLEAY_CONF");
473 p=to_free=make_config_name();
474 default_config_file=p;
475 config=NCONF_new(NULL);
476 i=NCONF_load(config, p, &errline);
479 if (template != NULL)
484 BIO_printf(bio_err,"Using configuration from %s\n",template);
485 req_conf=NCONF_new(NULL);
486 i=NCONF_load(req_conf,template,&errline);
489 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
497 BIO_printf(bio_err,"Using configuration from %s\n",
498 default_config_file);
499 if (req_conf == NULL)
501 BIO_printf(bio_err,"Unable to load config info\n");
505 if (req_conf != NULL)
507 if (!load_config(bio_err, req_conf))
509 p=NCONF_get_string(req_conf,NULL,"oid_file");
516 oid_bio=BIO_new_file(p,"r");
520 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
521 ERR_print_errors(bio_err);
526 OBJ_create_objects(oid_bio);
531 if(!add_oid_section(bio_err, req_conf)) goto end;
535 p=NCONF_get_string(req_conf,SECTION,"default_md");
540 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
547 extensions = NCONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
552 /* Check syntax of file */
554 X509V3_set_ctx_test(&ctx);
555 X509V3_set_nconf(&ctx, req_conf);
556 if(!X509V3_EXT_add_nconf(req_conf, &ctx, extensions, NULL)) {
558 "Error Loading extension section %s\n", extensions);
565 passin = NCONF_get_string(req_conf, SECTION, "input_password");
572 passout = NCONF_get_string(req_conf, SECTION, "output_password");
577 p = NCONF_get_string(req_conf, SECTION, STRING_MASK);
581 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
582 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
586 if (chtype != MBSTRING_UTF8)
588 p = NCONF_get_string(req_conf, SECTION, UTF8_IN);
591 else if (!strcmp(p, "yes"))
592 chtype = MBSTRING_UTF8;
598 req_exts = NCONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
603 /* Check syntax of file */
605 X509V3_set_ctx_test(&ctx);
606 X509V3_set_nconf(&ctx, req_conf);
607 if(!X509V3_EXT_add_nconf(req_conf, &ctx, req_exts, NULL)) {
609 "Error Loading request extension section %s\n",
615 in=BIO_new(BIO_s_file());
616 out=BIO_new(BIO_s_file());
617 if ((in == NULL) || (out == NULL))
620 e = setup_engine(bio_err, engine, 0);
624 pkey = load_key(bio_err, keyfile, keyform, 0, passin, e,
628 /* load_key() has already printed an appropriate
632 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA)
634 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
635 if (randfile == NULL)
637 app_RAND_load_file(randfile, bio_err, 0);
641 if (newreq && (pkey == NULL))
643 char *randfile = NCONF_get_string(req_conf,SECTION,"RANDFILE");
644 if (randfile == NULL)
646 app_RAND_load_file(randfile, bio_err, 0);
648 app_RAND_load_files(inrand);
652 if (!NCONF_get_number(req_conf,SECTION,BITS, &newkey))
653 newkey=DEFAULT_KEY_LENGTH;
656 if (newkey < MIN_KEY_LENGTH)
658 BIO_printf(bio_err,"private key length is too short,\n");
659 BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey);
662 BIO_printf(bio_err,"Generating a %d bit %s private key\n",
663 newkey,(pkey_type == TYPE_RSA)?"RSA":"DSA");
665 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
667 #ifndef OPENSSL_NO_RSA
668 if (pkey_type == TYPE_RSA)
670 if (!EVP_PKEY_assign_RSA(pkey,
671 RSA_generate_key(newkey,0x10001,
677 #ifndef OPENSSL_NO_DSA
678 if (pkey_type == TYPE_DSA)
680 if (!DSA_generate_key(dsa_params)) goto end;
681 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
686 app_RAND_write_file(randfile, bio_err);
688 if (pkey == NULL) goto end;
692 keyout=NCONF_get_string(req_conf,SECTION,KEYFILE);
699 BIO_printf(bio_err,"writing new private key to stdout\n");
700 BIO_set_fp(out,stdout,BIO_NOCLOSE);
701 #ifdef OPENSSL_SYS_VMS
703 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
704 out = BIO_push(tmpbio, out);
710 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
711 if (BIO_write_filename(out,keyout) <= 0)
718 p=NCONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
722 p=NCONF_get_string(req_conf,SECTION,"encrypt_key");
726 if ((p != NULL) && (strcmp(p,"no") == 0))
728 if (nodes) cipher=NULL;
732 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
733 NULL,0,NULL,passout))
735 if ((ERR_GET_REASON(ERR_peek_error()) ==
736 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
744 BIO_printf(bio_err,"-----\n");
749 /* Since we are using a pre-existing certificate
750 * request, the kludge 'format' info should not be
754 BIO_set_fp(in,stdin,BIO_NOCLOSE);
757 if (BIO_read_filename(in,infile) <= 0)
764 if (informat == FORMAT_ASN1)
765 req=d2i_X509_REQ_bio(in,NULL);
766 else if (informat == FORMAT_PEM)
767 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
770 BIO_printf(bio_err,"bad input format specified for X509 request\n");
775 BIO_printf(bio_err,"unable to load X509 request\n");
784 BIO_printf(bio_err,"you need to specify a private key\n");
787 #ifndef OPENSSL_NO_DSA
788 if (pkey->type == EVP_PKEY_DSA)
799 i=make_REQ(req,pkey,subj,!x509, chtype);
800 subj=NULL; /* done processing '-subj' option */
801 if ((kludge > 0) && !sk_X509_ATTRIBUTE_num(req->req_info->attributes))
803 sk_X509_ATTRIBUTE_free(req->req_info->attributes);
804 req->req_info->attributes = NULL;
808 BIO_printf(bio_err,"problems making Certificate Request\n");
816 if ((x509ss=X509_new()) == NULL) goto end;
818 /* Set version to V3 */
819 if(!X509_set_version(x509ss, 2)) goto end;
822 if (!X509_set_serialNumber(x509ss, serial)) goto end;
826 if (!ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L)) goto end;
829 if (!X509_set_issuer_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
830 if (!X509_gmtime_adj(X509_get_notBefore(x509ss),0)) goto end;
831 if (!X509_gmtime_adj(X509_get_notAfter(x509ss), (long)60*60*24*days)) goto end;
832 if (!X509_set_subject_name(x509ss, X509_REQ_get_subject_name(req))) goto end;
833 tmppkey = X509_REQ_get_pubkey(req);
834 if (!tmppkey || !X509_set_pubkey(x509ss,tmppkey)) goto end;
835 EVP_PKEY_free(tmppkey);
837 /* Set up V3 context struct */
839 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
840 X509V3_set_nconf(&ext_ctx, req_conf);
843 if(extensions && !X509V3_EXT_add_nconf(req_conf,
844 &ext_ctx, extensions, x509ss))
847 "Error Loading extension section %s\n",
852 if (!(i=X509_sign(x509ss,pkey,digest)))
859 /* Set up V3 context struct */
861 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
862 X509V3_set_nconf(&ext_ctx, req_conf);
865 if(req_exts && !X509V3_EXT_REQ_add_nconf(req_conf,
866 &ext_ctx, req_exts, req))
869 "Error Loading extension section %s\n",
873 if (!(i=X509_REQ_sign(req,pkey,digest)))
880 BIO_printf(bio_err, "Cannot modifiy certificate subject\n");
888 BIO_printf(bio_err, "Modifying Request's Subject\n");
889 print_name(bio_err, "old subject=", X509_REQ_get_subject_name(req), nmflag);
892 if (build_subject(req, subj, chtype) == 0)
894 BIO_printf(bio_err, "ERROR: cannot modify subject\n");
899 req->req_info->enc.modified = 1;
903 print_name(bio_err, "new subject=", X509_REQ_get_subject_name(req), nmflag);
913 pkey=X509_REQ_get_pubkey(req);
915 if (pkey == NULL) goto end;
918 i=X509_REQ_verify(req,pkey);
930 BIO_printf(bio_err,"verify failure\n");
931 ERR_print_errors(bio_err);
933 else /* if (i > 0) */
934 BIO_printf(bio_err,"verify OK\n");
937 if (noout && !text && !modulus && !subject && !pubkey)
945 BIO_set_fp(out,stdout,BIO_NOCLOSE);
946 #ifdef OPENSSL_SYS_VMS
948 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
949 out = BIO_push(tmpbio, out);
955 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
956 i=(int)BIO_append_filename(out,outfile);
958 i=(int)BIO_write_filename(out,outfile);
969 tpubkey=X509_REQ_get_pubkey(req);
972 BIO_printf(bio_err,"Error getting public key\n");
973 ERR_print_errors(bio_err);
976 PEM_write_bio_PUBKEY(out, tpubkey);
977 EVP_PKEY_free(tpubkey);
983 X509_print_ex(out, x509ss, nmflag, reqflag);
985 X509_REQ_print_ex(out, req, nmflag, reqflag);
991 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
993 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
1001 tpubkey=X509_get_pubkey(x509ss);
1003 tpubkey=X509_REQ_get_pubkey(req);
1004 if (tpubkey == NULL)
1006 fprintf(stdout,"Modulus=unavailable\n");
1009 fprintf(stdout,"Modulus=");
1010 #ifndef OPENSSL_NO_RSA
1011 if (tpubkey->type == EVP_PKEY_RSA)
1012 BN_print(out,tpubkey->pkey.rsa->n);
1015 fprintf(stdout,"Wrong Algorithm type");
1016 EVP_PKEY_free(tpubkey);
1017 fprintf(stdout,"\n");
1020 if (!noout && !x509)
1022 if (outformat == FORMAT_ASN1)
1023 i=i2d_X509_REQ_bio(out,req);
1024 else if (outformat == FORMAT_PEM) {
1025 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
1026 else i=PEM_write_bio_X509_REQ(out,req);
1028 BIO_printf(bio_err,"bad output format specified for outfile\n");
1033 BIO_printf(bio_err,"unable to write X509 request\n");
1037 if (!noout && x509 && (x509ss != NULL))
1039 if (outformat == FORMAT_ASN1)
1040 i=i2d_X509_bio(out,x509ss);
1041 else if (outformat == FORMAT_PEM)
1042 i=PEM_write_bio_X509(out,x509ss);
1044 BIO_printf(bio_err,"bad output format specified for outfile\n");
1049 BIO_printf(bio_err,"unable to write X509 certificate\n");
1057 OPENSSL_free(to_free);
1061 ERR_print_errors(bio_err);
1063 if ((req_conf != NULL) && (req_conf != config)) NCONF_free(req_conf);
1066 EVP_PKEY_free(pkey);
1069 ASN1_INTEGER_free(serial);
1070 if(passargin && passin) OPENSSL_free(passin);
1071 if(passargout && passout) OPENSSL_free(passout);
1073 #ifndef OPENSSL_NO_DSA
1074 if (dsa_params != NULL) DSA_free(dsa_params);
1080 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, char *subj, int attribs,
1081 unsigned long chtype)
1085 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
1086 char *tmp, *dn_sect,*attr_sect;
1088 tmp=NCONF_get_string(req_conf,SECTION,PROMPT);
1091 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
1093 dn_sect=NCONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
1094 if (dn_sect == NULL)
1096 BIO_printf(bio_err,"unable to find '%s' in config\n",
1097 DISTINGUISHED_NAME);
1100 dn_sk=NCONF_get_section(req_conf,dn_sect);
1103 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1107 attr_sect=NCONF_get_string(req_conf,SECTION,ATTRIBUTES);
1108 if (attr_sect == NULL)
1115 attr_sk=NCONF_get_section(req_conf,attr_sect);
1116 if (attr_sk == NULL)
1118 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1123 /* setup version number */
1124 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1127 i = auto_info(req, dn_sk, attr_sk, attribs, chtype);
1131 i = build_subject(req, subj, chtype);
1133 i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs, chtype);
1137 if (!X509_REQ_set_pubkey(req,pkey)) goto err;
1145 * subject is expected to be in the format /type0=value0/type1=value1/type2=...
1146 * where characters may be escaped by \
1148 static int build_subject(X509_REQ *req, char *subject, unsigned long chtype)
1152 if (!(n = do_subject(subject, chtype)))
1155 if (!X509_REQ_set_subject_name(req, n))
1165 static int prompt_info(X509_REQ *req,
1166 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1167 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs,
1168 unsigned long chtype)
1175 char *type,*def,*value;
1178 subj = X509_REQ_get_subject_name(req);
1182 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1183 BIO_printf(bio_err,"into your certificate request.\n");
1184 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1185 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1186 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1187 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1188 BIO_printf(bio_err,"-----\n");
1192 if (sk_CONF_VALUE_num(dn_sk))
1198 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1200 v=sk_CONF_VALUE_value(dn_sk,i);
1203 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1204 !check_end(type,"_default") ||
1205 !check_end(type,"_value")) continue;
1206 /* Skip past any leading X. X: X, etc to allow for
1207 * multiple instances
1209 for(p = v->name; *p ; p++)
1210 if ((*p == ':') || (*p == ',') ||
1216 /* If OBJ not recognised ignore it */
1217 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1219 if(strlen(v->name) > sizeof buf-9)
1221 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1225 sprintf(buf,"%s_default",v->name);
1226 if ((def=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1231 sprintf(buf,"%s_value",v->name);
1232 if ((value=NCONF_get_string(req_conf,dn_sect,buf)) == NULL)
1238 sprintf(buf,"%s_min",v->name);
1239 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_min))
1242 sprintf(buf,"%s_max",v->name);
1243 if (!NCONF_get_number(req_conf,dn_sect,buf, &n_max))
1246 if (!add_DN_object(subj,v->value,def,value,nid,
1247 n_min,n_max, chtype))
1250 if (X509_NAME_entry_count(subj) == 0)
1252 BIO_printf(bio_err,"error, no objects specified in config file\n");
1258 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0) && (!batch))
1260 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1261 BIO_printf(bio_err,"to be sent with your certificate request\n");
1268 if ((attr_sk == NULL) ||
1269 (sk_CONF_VALUE_num(attr_sk) <= i))
1272 v=sk_CONF_VALUE_value(attr_sk,i);
1274 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1277 if(strlen(v->name) > sizeof buf-9)
1279 BIO_printf(bio_err,"Name '%s' too long\n",v->name);
1283 sprintf(buf,"%s_default",type);
1284 if ((def=NCONF_get_string(req_conf,attr_sect,buf))
1292 sprintf(buf,"%s_value",type);
1293 if ((value=NCONF_get_string(req_conf,attr_sect,buf))
1300 sprintf(buf,"%s_min",type);
1301 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_min))
1304 sprintf(buf,"%s_max",type);
1305 if (!NCONF_get_number(req_conf,attr_sect,buf, &n_max))
1308 if (!add_attribute_object(req,
1309 v->value,def,value,nid,n_min,n_max, chtype))
1316 BIO_printf(bio_err,"No template, please set one up.\n");
1324 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1325 STACK_OF(CONF_VALUE) *attr_sk, int attribs, unsigned long chtype)
1333 subj = X509_REQ_get_subject_name(req);
1335 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1337 v=sk_CONF_VALUE_value(dn_sk,i);
1340 /* Skip past any leading X. X: X, etc to allow for
1341 * multiple instances
1343 for(p = v->name; *p ; p++)
1344 #ifndef CHARSET_EBCDIC
1345 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1347 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1353 if (!X509_NAME_add_entry_by_txt(subj,type, chtype,
1354 (unsigned char *) v->value,-1,-1,0)) return 0;
1358 if (!X509_NAME_entry_count(subj))
1360 BIO_printf(bio_err,"error, no objects specified in config file\n");
1365 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1367 v=sk_CONF_VALUE_value(attr_sk,i);
1368 if(!X509_REQ_add1_attr_by_txt(req, v->name, chtype,
1369 (unsigned char *)v->value, -1)) return 0;
1376 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
1377 int nid, int n_min, int n_max, unsigned long chtype)
1380 MS_STATIC char buf[1024];
1382 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1383 (void)BIO_flush(bio_err);
1386 OPENSSL_assert(strlen(value) < sizeof buf-2);
1389 BIO_printf(bio_err,"%s\n",value);
1396 fgets(buf,sizeof buf,stdin);
1405 if (buf[0] == '\0') return(0);
1406 else if (buf[0] == '\n')
1408 if ((def == NULL) || (def[0] == '\0'))
1413 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1416 if (buf[i-1] != '\n')
1418 BIO_printf(bio_err,"weird input :-(\n");
1422 #ifdef CHARSET_EBCDIC
1423 ebcdic2ascii(buf, buf, i);
1425 if(!req_check_len(i, n_min, n_max)) goto start;
1426 if (!X509_NAME_add_entry_by_NID(n,nid, chtype,
1427 (unsigned char *) buf, -1,-1,0)) goto err;
1433 static int add_attribute_object(X509_REQ *req, char *text,
1434 char *def, char *value, int nid, int n_min,
1435 int n_max, unsigned long chtype)
1438 static char buf[1024];
1441 if (!batch) BIO_printf(bio_err,"%s [%s]:",text,def);
1442 (void)BIO_flush(bio_err);
1445 OPENSSL_assert(strlen(value) < sizeof buf-2);
1448 BIO_printf(bio_err,"%s\n",value);
1455 fgets(buf,sizeof buf,stdin);
1464 if (buf[0] == '\0') return(0);
1465 else if (buf[0] == '\n')
1467 if ((def == NULL) || (def[0] == '\0'))
1472 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1475 if (buf[i-1] != '\n')
1477 BIO_printf(bio_err,"weird input :-(\n");
1481 #ifdef CHARSET_EBCDIC
1482 ebcdic2ascii(buf, buf, i);
1484 if(!req_check_len(i, n_min, n_max)) goto start;
1486 if(!X509_REQ_add1_attr_by_NID(req, nid, chtype,
1487 (unsigned char *)buf, -1)) {
1488 BIO_printf(bio_err, "Error adding attribute\n");
1489 ERR_print_errors(bio_err);
1498 #ifndef OPENSSL_NO_RSA
1499 static void MS_CALLBACK req_cb(int p, int n, void *arg)
1507 BIO_write((BIO *)arg,&c,1);
1508 (void)BIO_flush((BIO *)arg);
1515 static int req_check_len(int len, int n_min, int n_max)
1517 if ((n_min > 0) && (len < n_min))
1519 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",n_min);
1522 if ((n_max >= 0) && (len > n_max))
1524 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",n_max);
1530 /* Check if the end of a string matches 'end' */
1531 static int check_end(char *str, char *end)
1537 if(elen > slen) return 1;
1538 tmp = str + slen - elen;
1539 return strcmp(tmp, end);