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.]
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 <openssl/engine.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"
89 #define DEFAULT_KEY_LENGTH 512
90 #define MIN_KEY_LENGTH 384
95 /* -inform arg - input format - default PEM (DER or PEM)
96 * -outform arg - output format - default PEM
97 * -in arg - input file - default stdin
98 * -out arg - output file - default stdout
99 * -verify - check request signature
100 * -noout - don't print stuff out.
101 * -text - print out human readable text.
102 * -nodes - no des encryption
103 * -config file - Load configuration file.
104 * -key file - make a request using key in file (or use it for verification).
105 * -keyform - key file format.
106 * -rand file(s) - load the file(s) into the PRNG.
107 * -newkey - make a key and a request.
108 * -modulus - print RSA modulus.
109 * -x509 - output a self signed X509 structure instead.
110 * -asn1-kludge - output new certificate request in a format that some CA's
111 * require. This format is wrong
114 static int make_REQ(X509_REQ *req,EVP_PKEY *pkey,int attribs);
115 static int prompt_info(X509_REQ *req,
116 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
117 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs);
118 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *sk,
119 STACK_OF(CONF_VALUE) *attr, int attribs);
120 static int add_attribute_object(X509_REQ *req, char *text,
121 char *def, char *value, int nid, int min,
123 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
124 int nid,int min,int max);
126 static void MS_CALLBACK req_cb(int p,int n,void *arg);
128 static int req_check_len(int len,int min,int max);
129 static int check_end(char *str, char *end);
131 static char *default_config_file=NULL;
132 static LHASH *config=NULL;
134 static LHASH *req_conf=NULL;
140 int MAIN(int, char **);
142 int MAIN(int argc, char **argv)
146 DSA *dsa_params=NULL;
148 unsigned long nmflag = 0;
149 int ex=1,x509=0,days=30;
153 int i,badops=0,newreq=0,newkey= -1,pkey_type=0;
154 BIO *in=NULL,*out=NULL;
155 int informat,outformat,verify=0,noout=0,text=0,keyform=FORMAT_PEM;
156 int nodes=0,kludge=0,newhdr=0,subject=0;
157 char *infile,*outfile,*prog,*keyfile=NULL,*template=NULL,*keyout=NULL;
159 char *extensions = NULL;
160 char *req_exts = NULL;
161 EVP_CIPHER *cipher=NULL;
164 char *passargin = NULL, *passargout = NULL;
165 char *passin = NULL, *passout = NULL;
167 const EVP_MD *md_alg=NULL,*digest=EVP_md5();
169 MS_STATIC char config_name[256];
174 cipher=EVP_des_ede3_cbc();
179 if ((bio_err=BIO_new(BIO_s_file())) != NULL)
180 BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
185 outformat=FORMAT_PEM;
192 if (strcmp(*argv,"-inform") == 0)
194 if (--argc < 1) goto bad;
195 informat=str2fmt(*(++argv));
197 else if (strcmp(*argv,"-outform") == 0)
199 if (--argc < 1) goto bad;
200 outformat=str2fmt(*(++argv));
202 else if (strcmp(*argv,"-engine") == 0)
204 if (--argc < 1) goto bad;
207 else if (strcmp(*argv,"-key") == 0)
209 if (--argc < 1) goto bad;
212 else if (strcmp(*argv,"-new") == 0)
217 else if (strcmp(*argv,"-config") == 0)
219 if (--argc < 1) goto bad;
222 else if (strcmp(*argv,"-keyform") == 0)
224 if (--argc < 1) goto bad;
225 keyform=str2fmt(*(++argv));
227 else if (strcmp(*argv,"-in") == 0)
229 if (--argc < 1) goto bad;
232 else if (strcmp(*argv,"-out") == 0)
234 if (--argc < 1) goto bad;
237 else if (strcmp(*argv,"-keyout") == 0)
239 if (--argc < 1) goto bad;
242 else if (strcmp(*argv,"-passin") == 0)
244 if (--argc < 1) goto bad;
245 passargin= *(++argv);
247 else if (strcmp(*argv,"-passout") == 0)
249 if (--argc < 1) goto bad;
250 passargout= *(++argv);
252 else if (strcmp(*argv,"-rand") == 0)
254 if (--argc < 1) goto bad;
257 else if (strcmp(*argv,"-newkey") == 0)
261 if (--argc < 1) goto bad;
263 is_numeric = p[0] >= '0' && p[0] <= '9';
264 if (strncmp("rsa:",p,4) == 0 || is_numeric)
273 if (strncmp("dsa:",p,4) == 0)
280 if ((in=BIO_new_file(p,"r")) == NULL)
285 if ((dsa_params=PEM_read_bio_DSAparams(in,NULL,NULL,NULL)) == NULL)
289 if ((xtmp=PEM_read_bio_X509(in,NULL,NULL,NULL)) == NULL)
291 BIO_printf(bio_err,"unable to load DSA parameters from file\n");
295 dtmp=X509_get_pubkey(xtmp);
296 if (dtmp->type == EVP_PKEY_DSA)
297 dsa_params=DSAparams_dup(dtmp->pkey.dsa);
300 if (dsa_params == NULL)
302 BIO_printf(bio_err,"Certificate does not contain DSA parameters\n");
307 newkey=BN_num_bits(dsa_params->p);
313 if (strncmp("dh:",p,4) == 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,"-nameopt") == 0)
336 if (--argc < 1) goto bad;
337 if (!set_name_ex(&nmflag, *(++argv))) goto bad;
339 else if (strcmp(*argv,"-subject") == 0)
341 else if (strcmp(*argv,"-text") == 0)
343 else if (strcmp(*argv,"-x509") == 0)
345 else if (strcmp(*argv,"-asn1-kludge") == 0)
347 else if (strcmp(*argv,"-no-asn1-kludge") == 0)
349 else if (strcmp(*argv,"-days") == 0)
351 if (--argc < 1) goto bad;
352 days= atoi(*(++argv));
353 if (days == 0) days=30;
355 else if ((md_alg=EVP_get_digestbyname(&((*argv)[1]))) != NULL)
360 else if (strcmp(*argv,"-extensions") == 0)
362 if (--argc < 1) goto bad;
363 extensions = *(++argv);
365 else if (strcmp(*argv,"-reqexts") == 0)
367 if (--argc < 1) goto bad;
368 req_exts = *(++argv);
372 BIO_printf(bio_err,"unknown option %s\n",*argv);
383 BIO_printf(bio_err,"%s [options] <infile >outfile\n",prog);
384 BIO_printf(bio_err,"where options are\n");
385 BIO_printf(bio_err," -inform arg input format - DER or PEM\n");
386 BIO_printf(bio_err," -outform arg output format - DER or PEM\n");
387 BIO_printf(bio_err," -in arg input file\n");
388 BIO_printf(bio_err," -out arg output file\n");
389 BIO_printf(bio_err," -text text form of request\n");
390 BIO_printf(bio_err," -noout do not output REQ\n");
391 BIO_printf(bio_err," -verify verify signature on REQ\n");
392 BIO_printf(bio_err," -modulus RSA modulus\n");
393 BIO_printf(bio_err," -nodes don't encrypt the output key\n");
394 BIO_printf(bio_err," -engine e use engine e, possibly a hardware device.\n");
395 BIO_printf(bio_err," -key file use the private key contained in file\n");
396 BIO_printf(bio_err," -keyform arg key file format\n");
397 BIO_printf(bio_err," -keyout arg file to send the key to\n");
398 BIO_printf(bio_err," -rand file%cfile%c...\n", LIST_SEPARATOR_CHAR, LIST_SEPARATOR_CHAR);
399 BIO_printf(bio_err," load the file (or the files in the directory) into\n");
400 BIO_printf(bio_err," the random number generator\n");
401 BIO_printf(bio_err," -newkey rsa:bits generate a new RSA key of 'bits' in size\n");
402 BIO_printf(bio_err," -newkey dsa:file generate a new DSA key, parameters taken from CA in 'file'\n");
404 BIO_printf(bio_err," -[digest] Digest to sign with (md5, sha1, md2, mdc2)\n");
405 BIO_printf(bio_err," -config file request template file.\n");
406 BIO_printf(bio_err," -new new request.\n");
407 BIO_printf(bio_err," -x509 output a x509 structure instead of a cert. req.\n");
408 BIO_printf(bio_err," -days number of days a x509 generated by -x509 is valid for.\n");
409 BIO_printf(bio_err," -newhdr output \"NEW\" in the header lines\n");
410 BIO_printf(bio_err," -asn1-kludge Output the 'request' in a format that is wrong but some CA's\n");
411 BIO_printf(bio_err," have been reported as requiring\n");
412 BIO_printf(bio_err," -extensions .. specify certificate extension section (override value in config file)\n");
413 BIO_printf(bio_err," -reqexts .. specify request extension section (override value in config file)\n");
417 ERR_load_crypto_strings();
418 if(!app_passwd(bio_err, passargin, passargout, &passin, &passout)) {
419 BIO_printf(bio_err, "Error getting passwords\n");
423 #ifndef MONOLITH /* else this has happened in openssl.c (global `config') */
424 /* Lets load up our environment a little */
425 p=getenv("OPENSSL_CONF");
427 p=getenv("SSLEAY_CONF");
430 strcpy(config_name,X509_get_default_cert_area());
432 strcat(config_name,"/");
434 strcat(config_name,OPENSSL_CONF);
437 default_config_file=p;
438 config=CONF_load(config,p,NULL);
441 if (template != NULL)
445 BIO_printf(bio_err,"Using configuration from %s\n",template);
446 req_conf=CONF_load(NULL,template,&errline);
447 if (req_conf == NULL)
449 BIO_printf(bio_err,"error on line %ld of %s\n",errline,template);
456 BIO_printf(bio_err,"Using configuration from %s\n",
457 default_config_file);
458 if (req_conf == NULL)
460 BIO_printf(bio_err,"Unable to load config info\n");
464 if (req_conf != NULL)
466 p=CONF_get_string(req_conf,NULL,"oid_file");
471 oid_bio=BIO_new_file(p,"r");
475 BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
476 ERR_print_errors(bio_err);
481 OBJ_create_objects(oid_bio);
486 if(!add_oid_section(bio_err, req_conf)) goto end;
488 if ((md_alg == NULL) &&
489 ((p=CONF_get_string(req_conf,SECTION,"default_md")) != NULL))
491 if ((md_alg=EVP_get_digestbyname(p)) != NULL)
496 extensions = CONF_get_string(req_conf, SECTION, V3_EXTENSIONS);
498 /* Check syntax of file */
500 X509V3_set_ctx_test(&ctx);
501 X509V3_set_conf_lhash(&ctx, req_conf);
502 if(!X509V3_EXT_add_conf(req_conf, &ctx, extensions, NULL)) {
504 "Error Loading extension section %s\n", extensions);
510 passin = CONF_get_string(req_conf, SECTION, "input_password");
513 passout = CONF_get_string(req_conf, SECTION, "output_password");
515 p = CONF_get_string(req_conf, SECTION, STRING_MASK);
517 if(p && !ASN1_STRING_set_default_mask_asc(p)) {
518 BIO_printf(bio_err, "Invalid global string mask setting %s\n", p);
523 req_exts = CONF_get_string(req_conf, SECTION, REQ_EXTENSIONS);
525 /* Check syntax of file */
527 X509V3_set_ctx_test(&ctx);
528 X509V3_set_conf_lhash(&ctx, req_conf);
529 if(!X509V3_EXT_add_conf(req_conf, &ctx, req_exts, NULL)) {
531 "Error Loading request extension section %s\n",
537 in=BIO_new(BIO_s_file());
538 out=BIO_new(BIO_s_file());
539 if ((in == NULL) || (out == NULL))
544 if((e = ENGINE_by_id(engine)) == NULL)
546 BIO_printf(bio_err,"invalid engine \"%s\"\n",
550 if(!ENGINE_set_default(e, ENGINE_METHOD_ALL))
552 BIO_printf(bio_err,"can't use that engine\n");
555 BIO_printf(bio_err,"engine \"%s\" set.\n", engine);
556 /* Free our "structural" reference. */
562 if (keyform == FORMAT_ENGINE)
566 BIO_printf(bio_err,"no engine specified\n");
569 pkey = ENGINE_load_private_key(e, keyfile, NULL);
573 if (BIO_read_filename(in,keyfile) <= 0)
579 if (keyform == FORMAT_ASN1)
580 pkey=d2i_PrivateKey_bio(in,NULL);
581 else if (keyform == FORMAT_PEM)
583 pkey=PEM_read_bio_PrivateKey(in,NULL,NULL,
588 BIO_printf(bio_err,"bad input format specified for X509 request\n");
595 BIO_printf(bio_err,"unable to load Private key\n");
598 if (EVP_PKEY_type(pkey->type) == EVP_PKEY_DSA)
600 char *randfile = CONF_get_string(req_conf,SECTION,"RANDFILE");
601 app_RAND_load_file(randfile, bio_err, 0);
605 if (newreq && (pkey == NULL))
607 char *randfile = CONF_get_string(req_conf,SECTION,"RANDFILE");
608 app_RAND_load_file(randfile, bio_err, 0);
610 app_RAND_load_files(inrand);
614 newkey=(int)CONF_get_number(req_conf,SECTION,BITS);
616 newkey=DEFAULT_KEY_LENGTH;
619 if (newkey < MIN_KEY_LENGTH)
621 BIO_printf(bio_err,"private key length is too short,\n");
622 BIO_printf(bio_err,"it needs to be at least %d bits, not %d\n",MIN_KEY_LENGTH,newkey);
625 BIO_printf(bio_err,"Generating a %d bit %s private key\n",
626 newkey,(pkey_type == TYPE_RSA)?"RSA":"DSA");
628 if ((pkey=EVP_PKEY_new()) == NULL) goto end;
631 if (pkey_type == TYPE_RSA)
633 if (!EVP_PKEY_assign_RSA(pkey,
634 RSA_generate_key(newkey,0x10001,
641 if (pkey_type == TYPE_DSA)
643 if (!DSA_generate_key(dsa_params)) goto end;
644 if (!EVP_PKEY_assign_DSA(pkey,dsa_params)) goto end;
649 app_RAND_write_file(randfile, bio_err);
651 if (pkey == NULL) goto end;
654 keyout=CONF_get_string(req_conf,SECTION,KEYFILE);
658 BIO_printf(bio_err,"writing new private key to stdout\n");
659 BIO_set_fp(out,stdout,BIO_NOCLOSE);
662 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
663 out = BIO_push(tmpbio, out);
669 BIO_printf(bio_err,"writing new private key to '%s'\n",keyout);
670 if (BIO_write_filename(out,keyout) <= 0)
677 p=CONF_get_string(req_conf,SECTION,"encrypt_rsa_key");
679 p=CONF_get_string(req_conf,SECTION,"encrypt_key");
680 if ((p != NULL) && (strcmp(p,"no") == 0))
682 if (nodes) cipher=NULL;
686 if (!PEM_write_bio_PrivateKey(out,pkey,cipher,
687 NULL,0,NULL,passout))
689 if ((ERR_GET_REASON(ERR_peek_error()) ==
690 PEM_R_PROBLEMS_GETTING_PASSWORD) && (i < 3))
698 BIO_printf(bio_err,"-----\n");
703 /* Since we are using a pre-existing certificate
704 * request, the kludge 'format' info should not be
708 BIO_set_fp(in,stdin,BIO_NOCLOSE);
711 if (BIO_read_filename(in,infile) <= 0)
718 if (informat == FORMAT_ASN1)
719 req=d2i_X509_REQ_bio(in,NULL);
720 else if (informat == FORMAT_PEM)
721 req=PEM_read_bio_X509_REQ(in,NULL,NULL,NULL);
724 BIO_printf(bio_err,"bad input format specified for X509 request\n");
729 BIO_printf(bio_err,"unable to load X509 request\n");
737 if (pkey->type == EVP_PKEY_DSA)
743 BIO_printf(bio_err,"you need to specify a private key\n");
754 i=make_REQ(req,pkey,!x509);
756 req->req_info->req_kludge=kludge;
759 BIO_printf(bio_err,"problems making Certificate Request\n");
767 if ((x509ss=X509_new()) == NULL) goto end;
769 /* Set version to V3 */
770 if(!X509_set_version(x509ss, 2)) goto end;
771 ASN1_INTEGER_set(X509_get_serialNumber(x509ss),0L);
773 X509_set_issuer_name(x509ss,
774 X509_REQ_get_subject_name(req));
775 X509_gmtime_adj(X509_get_notBefore(x509ss),0);
776 X509_gmtime_adj(X509_get_notAfter(x509ss),
777 (long)60*60*24*days);
778 X509_set_subject_name(x509ss,
779 X509_REQ_get_subject_name(req));
780 tmppkey = X509_REQ_get_pubkey(req);
781 X509_set_pubkey(x509ss,tmppkey);
782 EVP_PKEY_free(tmppkey);
784 /* Set up V3 context struct */
786 X509V3_set_ctx(&ext_ctx, x509ss, x509ss, NULL, NULL, 0);
787 X509V3_set_conf_lhash(&ext_ctx, req_conf);
790 if(extensions && !X509V3_EXT_add_conf(req_conf,
791 &ext_ctx, extensions, x509ss))
794 "Error Loading extension section %s\n",
799 if (!(i=X509_sign(x509ss,pkey,digest)))
806 /* Set up V3 context struct */
808 X509V3_set_ctx(&ext_ctx, NULL, NULL, req, NULL, 0);
809 X509V3_set_conf_lhash(&ext_ctx, req_conf);
812 if(req_exts && !X509V3_EXT_REQ_add_conf(req_conf,
813 &ext_ctx, req_exts, req))
816 "Error Loading extension section %s\n",
820 if (!(i=X509_REQ_sign(req,pkey,digest)))
831 pkey=X509_REQ_get_pubkey(req);
833 if (pkey == NULL) goto end;
836 i=X509_REQ_verify(req,pkey);
848 BIO_printf(bio_err,"verify failure\n");
850 else /* if (i > 0) */
851 BIO_printf(bio_err,"verify OK\n");
854 if (noout && !text && !modulus && !subject)
862 BIO_set_fp(out,stdout,BIO_NOCLOSE);
865 BIO *tmpbio = BIO_new(BIO_f_linebuffer());
866 out = BIO_push(tmpbio, out);
872 if ((keyout != NULL) && (strcmp(outfile,keyout) == 0))
873 i=(int)BIO_append_filename(out,outfile);
875 i=(int)BIO_write_filename(out,outfile);
886 X509_print(out,x509ss);
888 X509_REQ_print(out,req);
894 print_name(out, "subject=", X509_get_subject_name(x509ss), nmflag);
896 print_name(out, "subject=", X509_REQ_get_subject_name(req), nmflag);
904 pubkey=X509_get_pubkey(x509ss);
906 pubkey=X509_REQ_get_pubkey(req);
909 fprintf(stdout,"Modulus=unavailable\n");
912 fprintf(stdout,"Modulus=");
914 if (pubkey->type == EVP_PKEY_RSA)
915 BN_print(out,pubkey->pkey.rsa->n);
918 fprintf(stdout,"Wrong Algorithm type");
919 fprintf(stdout,"\n");
924 if (outformat == FORMAT_ASN1)
925 i=i2d_X509_REQ_bio(out,req);
926 else if (outformat == FORMAT_PEM) {
927 if(newhdr) i=PEM_write_bio_X509_REQ_NEW(out,req);
928 else i=PEM_write_bio_X509_REQ(out,req);
930 BIO_printf(bio_err,"bad output format specified for outfile\n");
935 BIO_printf(bio_err,"unable to write X509 request\n");
939 if (!noout && x509 && (x509ss != NULL))
941 if (outformat == FORMAT_ASN1)
942 i=i2d_X509_bio(out,x509ss);
943 else if (outformat == FORMAT_PEM)
944 i=PEM_write_bio_X509(out,x509ss);
946 BIO_printf(bio_err,"bad output format specified for outfile\n");
951 BIO_printf(bio_err,"unable to write X509 certificate\n");
959 ERR_print_errors(bio_err);
961 if ((req_conf != NULL) && (req_conf != config)) CONF_free(req_conf);
967 if(passargin && passin) OPENSSL_free(passin);
968 if(passargout && passout) OPENSSL_free(passout);
971 if (dsa_params != NULL) DSA_free(dsa_params);
976 static int make_REQ(X509_REQ *req, EVP_PKEY *pkey, int attribs)
980 STACK_OF(CONF_VALUE) *dn_sk, *attr_sk = NULL;
981 char *tmp, *dn_sect,*attr_sect;
983 tmp=CONF_get_string(req_conf,SECTION,PROMPT);
984 if((tmp != NULL) && !strcmp(tmp, "no")) no_prompt = 1;
986 dn_sect=CONF_get_string(req_conf,SECTION,DISTINGUISHED_NAME);
989 BIO_printf(bio_err,"unable to find '%s' in config\n",
993 dn_sk=CONF_get_section(req_conf,dn_sect);
996 BIO_printf(bio_err,"unable to get '%s' section\n",dn_sect);
1000 attr_sect=CONF_get_string(req_conf,SECTION,ATTRIBUTES);
1001 if (attr_sect == NULL)
1005 attr_sk=CONF_get_section(req_conf,attr_sect);
1006 if (attr_sk == NULL)
1008 BIO_printf(bio_err,"unable to get '%s' section\n",attr_sect);
1013 /* setup version number */
1014 if (!X509_REQ_set_version(req,0L)) goto err; /* version 1 */
1016 if(no_prompt) i = auto_info(req, dn_sk, attr_sk, attribs);
1017 else i = prompt_info(req, dn_sk, dn_sect, attr_sk, attr_sect, attribs);
1020 X509_REQ_set_pubkey(req,pkey);
1028 static int prompt_info(X509_REQ *req,
1029 STACK_OF(CONF_VALUE) *dn_sk, char *dn_sect,
1030 STACK_OF(CONF_VALUE) *attr_sk, char *attr_sect, int attribs)
1036 char *type,*def,*value;
1039 subj = X509_REQ_get_subject_name(req);
1040 BIO_printf(bio_err,"You are about to be asked to enter information that will be incorporated\n");
1041 BIO_printf(bio_err,"into your certificate request.\n");
1042 BIO_printf(bio_err,"What you are about to enter is what is called a Distinguished Name or a DN.\n");
1043 BIO_printf(bio_err,"There are quite a few fields but you can leave some blank\n");
1044 BIO_printf(bio_err,"For some fields there will be a default value,\n");
1045 BIO_printf(bio_err,"If you enter '.', the field will be left blank.\n");
1046 BIO_printf(bio_err,"-----\n");
1049 if (sk_CONF_VALUE_num(dn_sk))
1055 if (sk_CONF_VALUE_num(dn_sk) <= i) break;
1057 v=sk_CONF_VALUE_value(dn_sk,i);
1060 if(!check_end(type,"_min") || !check_end(type,"_max") ||
1061 !check_end(type,"_default") ||
1062 !check_end(type,"_value")) continue;
1063 /* Skip past any leading X. X: X, etc to allow for
1064 * multiple instances
1066 for(p = v->name; *p ; p++)
1067 if ((*p == ':') || (*p == ',') ||
1073 /* If OBJ not recognised ignore it */
1074 if ((nid=OBJ_txt2nid(type)) == NID_undef) goto start;
1075 sprintf(buf,"%s_default",v->name);
1076 if ((def=CONF_get_string(req_conf,dn_sect,buf)) == NULL)
1079 sprintf(buf,"%s_value",v->name);
1080 if ((value=CONF_get_string(req_conf,dn_sect,buf)) == NULL)
1083 sprintf(buf,"%s_min",v->name);
1084 min=(int)CONF_get_number(req_conf,dn_sect,buf);
1086 sprintf(buf,"%s_max",v->name);
1087 max=(int)CONF_get_number(req_conf,dn_sect,buf);
1089 if (!add_DN_object(subj,v->value,def,value,nid,
1093 if (X509_NAME_entry_count(subj) == 0)
1095 BIO_printf(bio_err,"error, no objects specified in config file\n");
1101 if ((attr_sk != NULL) && (sk_CONF_VALUE_num(attr_sk) > 0))
1103 BIO_printf(bio_err,"\nPlease enter the following 'extra' attributes\n");
1104 BIO_printf(bio_err,"to be sent with your certificate request\n");
1111 if ((attr_sk == NULL) ||
1112 (sk_CONF_VALUE_num(attr_sk) <= i))
1115 v=sk_CONF_VALUE_value(attr_sk,i);
1117 if ((nid=OBJ_txt2nid(type)) == NID_undef)
1120 sprintf(buf,"%s_default",type);
1121 if ((def=CONF_get_string(req_conf,attr_sect,buf))
1125 sprintf(buf,"%s_value",type);
1126 if ((value=CONF_get_string(req_conf,attr_sect,buf))
1130 sprintf(buf,"%s_min",type);
1131 min=(int)CONF_get_number(req_conf,attr_sect,buf);
1133 sprintf(buf,"%s_max",type);
1134 max=(int)CONF_get_number(req_conf,attr_sect,buf);
1136 if (!add_attribute_object(req,
1137 v->value,def,value,nid,min,max))
1144 BIO_printf(bio_err,"No template, please set one up.\n");
1152 static int auto_info(X509_REQ *req, STACK_OF(CONF_VALUE) *dn_sk,
1153 STACK_OF(CONF_VALUE) *attr_sk, int attribs)
1161 subj = X509_REQ_get_subject_name(req);
1163 for (i = 0; i < sk_CONF_VALUE_num(dn_sk); i++)
1165 v=sk_CONF_VALUE_value(dn_sk,i);
1168 /* Skip past any leading X. X: X, etc to allow for
1169 * multiple instances
1171 for(p = v->name; *p ; p++)
1172 #ifndef CHARSET_EBCDIC
1173 if ((*p == ':') || (*p == ',') || (*p == '.')) {
1175 if ((*p == os_toascii[':']) || (*p == os_toascii[',']) || (*p == os_toascii['.'])) {
1181 if (!X509_NAME_add_entry_by_txt(subj,type, MBSTRING_ASC,
1182 (unsigned char *) v->value,-1,-1,0)) return 0;
1186 if (!X509_NAME_entry_count(subj))
1188 BIO_printf(bio_err,"error, no objects specified in config file\n");
1193 for (i = 0; i < sk_CONF_VALUE_num(attr_sk); i++)
1195 v=sk_CONF_VALUE_value(attr_sk,i);
1196 if(!X509_REQ_add1_attr_by_txt(req, v->name, MBSTRING_ASC,
1197 (unsigned char *)v->value, -1)) return 0;
1204 static int add_DN_object(X509_NAME *n, char *text, char *def, char *value,
1205 int nid, int min, int max)
1208 MS_STATIC char buf[1024];
1210 BIO_printf(bio_err,"%s [%s]:",text,def);
1211 (void)BIO_flush(bio_err);
1216 BIO_printf(bio_err,"%s\n",value);
1221 fgets(buf,1024,stdin);
1224 if (buf[0] == '\0') return(0);
1225 else if (buf[0] == '\n')
1227 if ((def == NULL) || (def[0] == '\0'))
1232 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1235 if (buf[i-1] != '\n')
1237 BIO_printf(bio_err,"weird input :-(\n");
1242 #ifdef CHARSET_EBCDIC
1243 ebcdic2ascii(buf, buf, i);
1245 if(!req_check_len(i, min, max)) goto start;
1246 if (!X509_NAME_add_entry_by_NID(n,nid, MBSTRING_ASC,
1247 (unsigned char *) buf, -1,-1,0)) goto err;
1253 static int add_attribute_object(X509_REQ *req, char *text,
1254 char *def, char *value, int nid, int min,
1258 static char buf[1024];
1261 BIO_printf(bio_err,"%s [%s]:",text,def);
1262 (void)BIO_flush(bio_err);
1267 BIO_printf(bio_err,"%s\n",value);
1272 fgets(buf,1024,stdin);
1275 if (buf[0] == '\0') return(0);
1276 else if (buf[0] == '\n')
1278 if ((def == NULL) || (def[0] == '\0'))
1283 else if ((buf[0] == '.') && (buf[1] == '\n')) return(1);
1286 if (buf[i-1] != '\n')
1288 BIO_printf(bio_err,"weird input :-(\n");
1292 #ifdef CHARSET_EBCDIC
1293 ebcdic2ascii(buf, buf, i);
1295 if(!req_check_len(i, min, max)) goto start;
1297 if(!X509_REQ_add1_attr_by_NID(req, nid, MBSTRING_ASC,
1298 (unsigned char *)buf, -1)) {
1299 BIO_printf(bio_err, "Error adding attribute\n");
1300 ERR_print_errors(bio_err);
1310 static void MS_CALLBACK req_cb(int p, int n, void *arg)
1318 BIO_write((BIO *)arg,&c,1);
1319 (void)BIO_flush((BIO *)arg);
1326 static int req_check_len(int len, int min, int max)
1330 BIO_printf(bio_err,"string is too short, it needs to be at least %d bytes long\n",min);
1333 if ((max != 0) && (len > max))
1335 BIO_printf(bio_err,"string is too long, it needs to be less than %d bytes long\n",max);
1341 /* Check if the end of a string matches 'end' */
1342 static int check_end(char *str, char *end)
1348 if(elen > slen) return 1;
1349 tmp = str + slen - elen;
1350 return strcmp(tmp, end);