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aa066b9e6e
openssl/apps/ca.c
Dr. Stephen Henson aa066b9e6e Add more functionality to issuer alt name and subject alt name. New options 
to include email addresses from DN and copy details from issuer certificate.
Include examples in openssl.cnf, update Win32 ordinals.
1999-02-21 01:46:45 +00:00

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/* apps/ca.c */
/* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
* All rights reserved.
*
* This package is an SSL implementation written
* by Eric Young (eay@cryptsoft.com).
* The implementation was written so as to conform with Netscapes SSL.
*
* This library is free for commercial and non-commercial use as long as
* the following conditions are aheared to. The following conditions
* apply to all code found in this distribution, be it the RC4, RSA,
* lhash, DES, etc., code; not just the SSL code. The SSL documentation
* included with this distribution is covered by the same copyright terms
* except that the holder is Tim Hudson (tjh@cryptsoft.com).
*
* Copyright remains Eric Young's, and as such any Copyright notices in
* the code are not to be removed.
* If this package is used in a product, Eric Young should be given attribution
* as the author of the parts of the library used.
* This can be in the form of a textual message at program startup or
* in documentation (online or textual) provided with the package.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* "This product includes cryptographic software written by
* Eric Young (eay@cryptsoft.com)"
* The word 'cryptographic' can be left out if the rouines from the library
* being used are not cryptographic related :-).
* 4. If you include any Windows specific code (or a derivative thereof) from
* the apps directory (application code) you must include an acknowledgement:
* "This product includes software written by Tim Hudson (tjh@cryptsoft.com)"
*
* THIS SOFTWARE IS PROVIDED BY ERIC YOUNG ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* The licence and distribution terms for any publically available version or
* derivative of this code cannot be changed. i.e. this code cannot simply be
* copied and put under another distribution licence
* [including the GNU Public Licence.]
*/
/* The PPKI stuff has been donated by Jeff Barber <jeffb@issl.atl.hp.com> */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include "apps.h"
#include "bio.h"
#include "err.h"
#include "bn.h"
#include "txt_db.h"
#include "evp.h"
#include "x509.h"
#include "x509v3.h"
#include "objects.h"
#include "pem.h"
#include "conf.h"
#ifndef W_OK
#include <sys/file.h>
#endif
#undef PROG
#define PROG ca_main
#define BASE_SECTION "ca"
#define CONFIG_FILE "lib/openssl.cnf"
#define ENV_DEFAULT_CA "default_ca"
#define ENV_DIR "dir"
#define ENV_CERTS "certs"
#define ENV_CRL_DIR "crl_dir"
#define ENV_CA_DB "CA_DB"
#define ENV_NEW_CERTS_DIR "new_certs_dir"
#define ENV_CERTIFICATE "certificate"
#define ENV_SERIAL "serial"
#define ENV_CRL "crl"
#define ENV_PRIVATE_KEY "private_key"
#define ENV_RANDFILE "RANDFILE"
#define ENV_DEFAULT_DAYS "default_days"
#define ENV_DEFAULT_STARTDATE "default_startdate"
#define ENV_DEFAULT_CRL_DAYS "default_crl_days"
#define ENV_DEFAULT_CRL_HOURS "default_crl_hours"
#define ENV_DEFAULT_MD "default_md"
#define ENV_PRESERVE "preserve"
#define ENV_POLICY "policy"
#define ENV_EXTENSIONS "x509_extensions"
#define ENV_MSIE_HACK "msie_hack"
#define ENV_DATABASE "database"
#define DB_type 0
#define DB_exp_date 1
#define DB_rev_date 2
#define DB_serial 3 /* index - unique */
#define DB_file 4
#define DB_name 5 /* index - unique for active */
#define DB_NUMBER 6
#define DB_TYPE_REV 'R'
#define DB_TYPE_EXP 'E'
#define DB_TYPE_VAL 'V'
static char *ca_usage[]={
"usage: ca args\n",
"\n",
" -verbose - Talk alot while doing things\n",
" -config file - A config file\n",
" -name arg - The particular CA definition to use\n",
" -gencrl - Generate a new CRL\n",
" -crldays days - Days is when the next CRL is due\n",
" -crlhours hours - Hours is when the next CRL is due\n",
" -days arg - number of days to certify the certificate for\n",
" -md arg - md to use, one of md2, md5, sha or sha1\n",
" -policy arg - The CA 'policy' to support\n",
" -keyfile arg - PEM private key file\n",
" -key arg - key to decode the private key if it is encrypted\n",
" -cert file - The CA certificate\n",
" -in file - The input PEM encoded certificate request(s)\n",
" -out file - Where to put the output file(s)\n",
" -outdir dir - Where to put output certificates\n",
" -infiles .... - The last argument, requests to process\n",
" -spkac file - File contains DN and signed public key and challenge\n",
" -ss_cert file - File contains a self signed cert to sign\n",
" -preserveDN - Don't re-order the DN\n",
" -batch - Don't ask questions\n",
" -msie_hack - msie modifications to handle all those universal strings\n",
NULL
};
#ifdef EFENCE
extern int EF_PROTECT_FREE;
extern int EF_PROTECT_BELOW;
extern int EF_ALIGNMENT;
#endif
#ifndef NOPROTO
static void lookup_fail(char *name,char *tag);
static int MS_CALLBACK key_callback(char *buf,int len,int verify);
static unsigned long index_serial_hash(char **a);
static int index_serial_cmp(char **a, char **b);
static unsigned long index_name_hash(char **a);
static int index_name_qual(char **a);
static int index_name_cmp(char **a,char **b);
static BIGNUM *load_serial(char *serialfile);
static int save_serial(char *serialfile, BIGNUM *serial);
static int certify(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
EVP_MD *dgst,STACK *policy,TXT_DB *db,BIGNUM *serial,char *startdate,
int days, int batch, char *ext_sect, LHASH *conf,int verbose);
static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
EVP_MD *dgst,STACK *policy,TXT_DB *db,BIGNUM *serial,char *startdate,
int days,int batch,char *ext_sect, LHASH *conf,int verbose);
static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
EVP_MD *dgst,STACK *policy,TXT_DB *db,BIGNUM *serial,char *startdate,
int days,char *ext_sect,LHASH *conf,int verbose);
static int fix_data(int nid, int *type);
static void write_new_certificate(BIO *bp, X509 *x, int output_der);
static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, EVP_MD *dgst,
STACK *policy, TXT_DB *db, BIGNUM *serial, char *startdate,
int days, int batch, int verbose, X509_REQ *req, char *ext_sect,
LHASH *conf);
static int check_time_format(char *str);
#else
static void lookup_fail();
static int MS_CALLBACK key_callback();
static unsigned long index_serial_hash();
static int index_serial_cmp();
static unsigned long index_name_hash();
static int index_name_qual();
static int index_name_cmp();
static int fix_data();
static BIGNUM *load_serial();
static int save_serial();
static int certify();
static int certify_cert();
static int certify_spkac();
static void write_new_certificate();
static int do_body();
static int check_time_format();
#endif
static LHASH *conf;
static char *key=NULL;
static char *section=NULL;
static int preserve=0;
static int msie_hack=0;
int MAIN(argc, argv)
int argc;
char **argv;
{
int total=0;
int total_done=0;
int badops=0;
int ret=1;
int req=0;
int verbose=0;
int gencrl=0;
long crldays=0;
long crlhours=0;
long errorline= -1;
char *configfile=NULL;
char *md=NULL;
char *policy=NULL;
char *keyfile=NULL;
char *certfile=NULL;
char *infile=NULL;
char *spkac_file=NULL;
char *ss_cert_file=NULL;
EVP_PKEY *pkey=NULL;
int output_der = 0;
char *outfile=NULL;
char *outdir=NULL;
char *serialfile=NULL;
char *extensions=NULL;
BIGNUM *serial=NULL;
char *startdate=NULL;
int days=0;
int batch=0;
X509 *x509=NULL;
X509 *x=NULL;
BIO *in=NULL,*out=NULL,*Sout=NULL,*Cout=NULL;
char *dbfile=NULL;
TXT_DB *db=NULL;
X509_CRL *crl=NULL;
X509_CRL_INFO *ci=NULL;
X509_REVOKED *r=NULL;
char **pp,*p,*f;
int i,j;
long l;
EVP_MD *dgst=NULL;
STACK *attribs=NULL;
STACK *cert_sk=NULL;
BIO *hex=NULL;
#undef BSIZE
#define BSIZE 256
MS_STATIC char buf[3][BSIZE];
#ifdef EFENCE
EF_PROTECT_FREE=1;
EF_PROTECT_BELOW=1;
EF_ALIGNMENT=0;
#endif
apps_startup();
X509V3_add_standard_extensions();
preserve=0;
if (bio_err == NULL)
if ((bio_err=BIO_new(BIO_s_file())) != NULL)
BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);
argc--;
argv++;
while (argc >= 1)
{
if (strcmp(*argv,"-verbose") == 0)
verbose=1;
else if (strcmp(*argv,"-config") == 0)
{
if (--argc < 1) goto bad;
configfile= *(++argv);
}
else if (strcmp(*argv,"-name") == 0)
{
if (--argc < 1) goto bad;
section= *(++argv);
}
else if (strcmp(*argv,"-startdate") == 0)
{
if (--argc < 1) goto bad;
startdate= *(++argv);
}
else if (strcmp(*argv,"-days") == 0)
{
if (--argc < 1) goto bad;
days=atoi(*(++argv));
}
else if (strcmp(*argv,"-md") == 0)
{
if (--argc < 1) goto bad;
md= *(++argv);
}
else if (strcmp(*argv,"-policy") == 0)
{
if (--argc < 1) goto bad;
policy= *(++argv);
}
else if (strcmp(*argv,"-keyfile") == 0)
{
if (--argc < 1) goto bad;
keyfile= *(++argv);
}
else if (strcmp(*argv,"-key") == 0)
{
if (--argc < 1) goto bad;
key= *(++argv);
}
else if (strcmp(*argv,"-cert") == 0)
{
if (--argc < 1) goto bad;
certfile= *(++argv);
}
else if (strcmp(*argv,"-in") == 0)
{
if (--argc < 1) goto bad;
infile= *(++argv);
req=1;
}
else if (strcmp(*argv,"-out") == 0)
{
if (--argc < 1) goto bad;
outfile= *(++argv);
}
else if (strcmp(*argv,"-outdir") == 0)
{
if (--argc < 1) goto bad;
outdir= *(++argv);
}
else if (strcmp(*argv,"-batch") == 0)
batch=1;
else if (strcmp(*argv,"-preserveDN") == 0)
preserve=1;
else if (strcmp(*argv,"-gencrl") == 0)
gencrl=1;
else if (strcmp(*argv,"-msie_hack") == 0)
msie_hack=1;
else if (strcmp(*argv,"-crldays") == 0)
{
if (--argc < 1) goto bad;
crldays= atol(*(++argv));
}
else if (strcmp(*argv,"-crlhours") == 0)
{
if (--argc < 1) goto bad;
crlhours= atol(*(++argv));
}
else if (strcmp(*argv,"-infiles") == 0)
{
argc--;
argv++;
req=1;
break;
}
else if (strcmp(*argv, "-ss_cert") == 0)
{
if (--argc < 1) goto bad;
ss_cert_file = *(++argv);
req=1;
}
else if (strcmp(*argv, "-spkac") == 0)
{
if (--argc < 1) goto bad;
spkac_file = *(++argv);
req=1;
}
else
{
bad:
BIO_printf(bio_err,"unknown option %s\n",*argv);
badops=1;
break;
}
argc--;
argv++;
}
if (badops)
{
for (pp=ca_usage; (*pp != NULL); pp++)
BIO_printf(bio_err,*pp);
goto err;
}
ERR_load_crypto_strings();
/*****************************************************************/
if (configfile == NULL)
{
/* We will just use 'buf[0]' as a temporary buffer. */
strncpy(buf[0],X509_get_default_cert_area(),
sizeof(buf[0])-2-sizeof(CONFIG_FILE));
strcat(buf[0],"/");
strcat(buf[0],CONFIG_FILE);
configfile=buf[0];
}
BIO_printf(bio_err,"Using configuration from %s\n",configfile);
if ((conf=CONF_load(NULL,configfile,&errorline)) == NULL)
{
if (errorline <= 0)
BIO_printf(bio_err,"error loading the config file '%s'\n",
configfile);
else
BIO_printf(bio_err,"error on line %ld of config file '%s'\n"
,errorline,configfile);
goto err;
}
/* Lets get the config section we are using */
if (section == NULL)
{
section=CONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
if (section == NULL)
{
lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
goto err;
}
}
if (conf != NULL)
{
p=CONF_get_string(conf,NULL,"oid_file");
if (p != NULL)
{
BIO *oid_bio;
oid_bio=BIO_new_file(p,"r");
if (oid_bio == NULL)
{
/*
BIO_printf(bio_err,"problems opening %s for extra oid's\n",p);
ERR_print_errors(bio_err);
*/
ERR_clear_error();
}
else
{
OBJ_create_objects(oid_bio);
BIO_free(oid_bio);
}
}
}
in=BIO_new(BIO_s_file());
out=BIO_new(BIO_s_file());
Sout=BIO_new(BIO_s_file());
Cout=BIO_new(BIO_s_file());
if ((in == NULL) || (out == NULL) || (Sout == NULL) || (Cout == NULL))
{
ERR_print_errors(bio_err);
goto err;
}
/*****************************************************************/
/* we definitly need an public key, so lets get it */
if ((keyfile == NULL) && ((keyfile=CONF_get_string(conf,
section,ENV_PRIVATE_KEY)) == NULL))
{
lookup_fail(section,ENV_PRIVATE_KEY);
goto err;
}
if (BIO_read_filename(in,keyfile) <= 0)
{
perror(keyfile);
BIO_printf(bio_err,"trying to load CA private key\n");
goto err;
}
if (key == NULL)
pkey=PEM_read_bio_PrivateKey(in,NULL,NULL);
else
{
pkey=PEM_read_bio_PrivateKey(in,NULL,key_callback);
memset(key,0,strlen(key));
}
if (pkey == NULL)
{
BIO_printf(bio_err,"unable to load CA private key\n");
goto err;
}
/*****************************************************************/
/* we need a certificate */
if ((certfile == NULL) && ((certfile=CONF_get_string(conf,
section,ENV_CERTIFICATE)) == NULL))
{
lookup_fail(section,ENV_CERTIFICATE);
goto err;
}
if (BIO_read_filename(in,certfile) <= 0)
{
perror(certfile);
BIO_printf(bio_err,"trying to load CA certificate\n");
goto err;
}
x509=PEM_read_bio_X509(in,NULL,NULL);
if (x509 == NULL)
{
BIO_printf(bio_err,"unable to load CA certificate\n");
goto err;
}
if (!X509_check_private_key(x509,pkey))
{
BIO_printf(bio_err,"CA certificate and CA private key do not match\n");
goto err;
}
f=CONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
preserve=1;
f=CONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
msie_hack=1;
/*****************************************************************/
/* lookup where to write new certificates */
if ((outdir == NULL) && (req))
{
struct stat sb;
if ((outdir=CONF_get_string(conf,section,ENV_NEW_CERTS_DIR))
== NULL)
{
BIO_printf(bio_err,"there needs to be defined a directory for new certificate to be placed in\n");
goto err;
}
if (access(outdir,R_OK|W_OK|X_OK) != 0)
{
BIO_printf(bio_err,"I am unable to acces the %s directory\n",outdir);
perror(outdir);
goto err;
}
if (stat(outdir,&sb) != 0)
{
BIO_printf(bio_err,"unable to stat(%s)\n",outdir);
perror(outdir);
goto err;
}
if (!(sb.st_mode & S_IFDIR))
{
BIO_printf(bio_err,"%s need to be a directory\n",outdir);
perror(outdir);
goto err;
}
}
/*****************************************************************/
/* we need to load the database file */
if ((dbfile=CONF_get_string(conf,section,ENV_DATABASE)) == NULL)
{
lookup_fail(section,ENV_DATABASE);
goto err;
}
if (BIO_read_filename(in,dbfile) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
goto err;
}
db=TXT_DB_read(in,DB_NUMBER);
if (db == NULL) goto err;
/* Lets check some fields */
for (i=0; i<sk_num(db->data); i++)
{
pp=(char **)sk_value(db->data,i);
if ((pp[DB_type][0] != DB_TYPE_REV) &&
(pp[DB_rev_date][0] != '\0'))
{
BIO_printf(bio_err,"entry %d: not, revoked yet has a revokation date\n",i+1);
goto err;
}
if ((pp[DB_type][0] == DB_TYPE_REV) &&
!check_time_format(pp[DB_rev_date]))
{
BIO_printf(bio_err,"entry %d: invalid revokation date\n",
i+1);
goto err;
}
if (!check_time_format(pp[DB_exp_date]))
{
BIO_printf(bio_err,"entry %d: invalid expiry date\n",i+1);
goto err;
}
p=pp[DB_serial];
j=strlen(p);
if ((j&1) || (j < 2))
{
BIO_printf(bio_err,"entry %d: bad serial number length (%d)\n",i+1,j);
goto err;
}
while (*p)
{
if (!( ((*p >= '0') && (*p <= '9')) ||
((*p >= 'A') && (*p <= 'F')) ||
((*p >= 'a') && (*p <= 'f'))) )
{
BIO_printf(bio_err,"entry %d: bad serial number characters, char pos %ld, char is '%c'\n",i+1,(long)(p-pp[DB_serial]),*p);
goto err;
}
p++;
}
}
if (verbose)
{
BIO_set_fp(out,stdout,BIO_NOCLOSE|BIO_FP_TEXT); /* cannot fail */
TXT_DB_write(out,db);
BIO_printf(bio_err,"%d entries loaded from the database\n",
db->data->num);
BIO_printf(bio_err,"generating indexs\n");
}
if (!TXT_DB_create_index(db,DB_serial,NULL,index_serial_hash,
index_serial_cmp))
{
BIO_printf(bio_err,"error creating serial number index:(%ld,%ld,%ld)\n",db->error,db->arg1,db->arg2);
goto err;
}
if (!TXT_DB_create_index(db,DB_name,index_name_qual,index_name_hash,
index_name_cmp))
{
BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
db->error,db->arg1,db->arg2);
goto err;
}
/*****************************************************************/
if (req || gencrl)
{
if (outfile != NULL)
{
if (BIO_write_filename(Sout,outfile) <= 0)
{
perror(outfile);
goto err;
}
}
else
BIO_set_fp(Sout,stdout,BIO_NOCLOSE|BIO_FP_TEXT);
}
if (req)
{
if ((md == NULL) && ((md=CONF_get_string(conf,
section,ENV_DEFAULT_MD)) == NULL))
{
lookup_fail(section,ENV_DEFAULT_MD);
goto err;
}
if ((dgst=EVP_get_digestbyname(md)) == NULL)
{
BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
goto err;
}
if (verbose)
BIO_printf(bio_err,"message digest is %s\n",
OBJ_nid2ln(dgst->type));
if ((policy == NULL) && ((policy=CONF_get_string(conf,
section,ENV_POLICY)) == NULL))
{
lookup_fail(section,ENV_POLICY);
goto err;
}
if (verbose)
BIO_printf(bio_err,"policy is %s\n",policy);
if ((serialfile=CONF_get_string(conf,section,ENV_SERIAL))
== NULL)
{
lookup_fail(section,ENV_SERIAL);
goto err;
}
extensions=CONF_get_string(conf,section,ENV_EXTENSIONS);
if(extensions) {
/* Check syntax of file */
if(!X509V3_EXT_check_conf(conf, extensions)) {
BIO_printf(bio_err,
"Error Loading extension section %s\n",
extensions);
ret = 1;
goto err;
}
}
if (startdate == NULL)
{
startdate=(char *)CONF_get_string(conf,section,
ENV_DEFAULT_STARTDATE);
if (startdate == NULL)
startdate="today";
else
{
if (!ASN1_UTCTIME_set_string(NULL,startdate))
{
BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSS\n");
goto err;
}
}
}
if (days == 0)
{
days=(int)CONF_get_number(conf,section,
ENV_DEFAULT_DAYS);
}
if (days == 0)
{
BIO_printf(bio_err,"cannot lookup how many days to certify for\n");
goto err;
}
if ((serial=load_serial(serialfile)) == NULL)
{
BIO_printf(bio_err,"error while loading serial number\n");
goto err;
}
if (verbose)
{
if ((f=BN_bn2hex(serial)) == NULL) goto err;
BIO_printf(bio_err,"next serial number is %s\n",f);
Free(f);
}
if ((attribs=CONF_get_section(conf,policy)) == NULL)
{
BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
goto err;
}
if ((cert_sk=sk_new_null()) == NULL)
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
if (spkac_file != NULL)
{
total++;
j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
serial,startdate,days,extensions,conf,verbose);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_push(cert_sk,(char *)x))
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
if (outfile)
{
output_der = 1;
batch = 1;
}
}
}
if (ss_cert_file != NULL)
{
total++;
j=certify_cert(&x,ss_cert_file,pkey,x509,dgst,attribs,
db,serial,startdate,days,batch,
extensions,conf,verbose);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_push(cert_sk,(char *)x))
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
}
}
if (infile != NULL)
{
total++;
j=certify(&x,infile,pkey,x509,dgst,attribs,db,
serial,startdate,days,batch,
extensions,conf,verbose);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_push(cert_sk,(char *)x))
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
}
}
for (i=0; i<argc; i++)
{
total++;
j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
serial,startdate,days,batch,
extensions,conf,verbose);
if (j < 0) goto err;
if (j > 0)
{
total_done++;
BIO_printf(bio_err,"\n");
if (!BN_add_word(serial,1)) goto err;
if (!sk_push(cert_sk,(char *)x))
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
}
}
/* we have a stack of newly certified certificates
* and a data base and serial number that need
* updating */
if (sk_num(cert_sk) > 0)
{
if (!batch)
{
BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
BIO_flush(bio_err);
buf[0][0]='\0';
fgets(buf[0],10,stdin);
if ((buf[0][0] != 'y') && (buf[0][0] != 'Y'))
{
BIO_printf(bio_err,"CERTIFICATION CANCELED\n");
ret=0;
goto err;
}
}
BIO_printf(bio_err,"Write out database with %d new entries\n",sk_num(cert_sk));
strncpy(buf[0],serialfile,BSIZE-4);
strcat(buf[0],".new");
if (!save_serial(buf[0],serial)) goto err;
strncpy(buf[1],dbfile,BSIZE-4);
strcat(buf[1],".new");
if (BIO_write_filename(out,buf[1]) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
goto err;
}
l=TXT_DB_write(out,db);
if (l <= 0) goto err;
}
if (verbose)
BIO_printf(bio_err,"writing new certificates\n");
for (i=0; i<sk_num(cert_sk); i++)
{
int k;
unsigned char *n;
x=(X509 *)sk_value(cert_sk,i);
j=x->cert_info->serialNumber->length;
p=(char *)x->cert_info->serialNumber->data;
strncpy(buf[2],outdir,BSIZE-(j*2)-6);
strcat(buf[2],"/");
n=(unsigned char *)&(buf[2][strlen(buf[2])]);
if (j > 0)
{
for (k=0; k<j; k++)
{
sprintf((char *)n,"%02X",(unsigned char)*(p++));
n+=2;
}
}
else
{
*(n++)='0';
*(n++)='0';
}
*(n++)='.'; *(n++)='p'; *(n++)='e'; *(n++)='m';
*n='\0';
if (verbose)
BIO_printf(bio_err,"writing %s\n",buf[2]);
if (BIO_write_filename(Cout,buf[2]) <= 0)
{
perror(buf[2]);
goto err;
}
write_new_certificate(Cout,x, 0);
write_new_certificate(Sout,x, output_der);
}
if (sk_num(cert_sk))
{
/* Rename the database and the serial file */
strncpy(buf[2],serialfile,BSIZE-4);
strcat(buf[2],".old");
BIO_free(in);
BIO_free(out);
in=NULL;
out=NULL;
if (rename(serialfile,buf[2]) < 0)
{
BIO_printf(bio_err,"unabel to rename %s to %s\n",
serialfile,buf[2]);
perror("reason");
goto err;
}
if (rename(buf[0],serialfile) < 0)
{
BIO_printf(bio_err,"unabel to rename %s to %s\n",
buf[0],serialfile);
perror("reason");
rename(buf[2],serialfile);
goto err;
}
strncpy(buf[2],dbfile,BSIZE-4);
strcat(buf[2],".old");
if (rename(dbfile,buf[2]) < 0)
{
BIO_printf(bio_err,"unabel to rename %s to %s\n",
dbfile,buf[2]);
perror("reason");
goto err;
}
if (rename(buf[1],dbfile) < 0)
{
BIO_printf(bio_err,"unabel to rename %s to %s\n",
buf[1],dbfile);
perror("reason");
rename(buf[2],dbfile);
goto err;
}
BIO_printf(bio_err,"Data Base Updated\n");
}
}
/*****************************************************************/
if (gencrl)
{
if ((hex=BIO_new(BIO_s_mem())) == NULL) goto err;
if (!crldays && !crlhours)
{
crldays=CONF_get_number(conf,section,
ENV_DEFAULT_CRL_DAYS);
crlhours=CONF_get_number(conf,section,
ENV_DEFAULT_CRL_HOURS);
}
if ((crldays == 0) && (crlhours == 0))
{
BIO_printf(bio_err,"cannot lookup how long until the next CRL is issuer\n");
goto err;
}
if (verbose) BIO_printf(bio_err,"making CRL\n");
if ((crl=X509_CRL_new()) == NULL) goto err;
ci=crl->crl;
X509_NAME_free(ci->issuer);
ci->issuer=X509_NAME_dup(x509->cert_info->subject);
if (ci->issuer == NULL) goto err;
X509_gmtime_adj(ci->lastUpdate,0);
if (ci->nextUpdate == NULL)
ci->nextUpdate=ASN1_UTCTIME_new();
X509_gmtime_adj(ci->nextUpdate,(crldays*24+crlhours)*60*60);
for (i=0; i<sk_num(db->data); i++)
{
pp=(char **)sk_value(db->data,i);
if (pp[DB_type][0] == DB_TYPE_REV)
{
if ((r=X509_REVOKED_new()) == NULL) goto err;
ASN1_STRING_set((ASN1_STRING *)
r->revocationDate,
(unsigned char *)pp[DB_rev_date],
strlen(pp[DB_rev_date]));
/* strcpy(r->revocationDate,pp[DB_rev_date]);*/
BIO_reset(hex);
if (!BIO_puts(hex,pp[DB_serial]))
goto err;
if (!a2i_ASN1_INTEGER(hex,r->serialNumber,
buf[0],BSIZE)) goto err;
sk_push(ci->revoked,(char *)r);
}
}
/* sort the data so it will be written in serial
* number order */
sk_find(ci->revoked,NULL);
for (i=0; i<sk_num(ci->revoked); i++)
{
r=(X509_REVOKED *)sk_value(ci->revoked,i);
r->sequence=i;
}
/* we now have a CRL */
if (verbose) BIO_printf(bio_err,"signing CRL\n");
if (md != NULL)
{
if ((dgst=EVP_get_digestbyname(md)) == NULL)
{
BIO_printf(bio_err,"%s is an unsupported message digest type\n",md);
goto err;
}
}
else
{
#ifndef NO_DSA
if (pkey->type == EVP_PKEY_DSA)
dgst=EVP_dss1();
else
#endif
dgst=EVP_md5();
}
if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
PEM_write_bio_X509_CRL(Sout,crl);
}
/*****************************************************************/
ret=0;
err:
if (hex != NULL) BIO_free(hex);
if (Cout != NULL) BIO_free(Cout);
if (Sout != NULL) BIO_free(Sout);
if (out != NULL) BIO_free(out);
if (in != NULL) BIO_free(in);
if (cert_sk != NULL) sk_pop_free(cert_sk,X509_free);
if (ret) ERR_print_errors(bio_err);
if (serial != NULL) BN_free(serial);
if (db != NULL) TXT_DB_free(db);
if (pkey != NULL) EVP_PKEY_free(pkey);
if (x509 != NULL) X509_free(x509);
if (crl != NULL) X509_CRL_free(crl);
if (conf != NULL) CONF_free(conf);
X509V3_EXT_cleanup();
EXIT(ret);
}
static void lookup_fail(name,tag)
char *name;
char *tag;
{
BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
}
static int MS_CALLBACK key_callback(buf,len,verify)
char *buf;
int len,verify;
{
int i;
if (key == NULL) return(0);
i=strlen(key);
i=(i > len)?len:i;
memcpy(buf,key,i);
return(i);
}
static unsigned long index_serial_hash(a)
char **a;
{
char *n;
n=a[DB_serial];
while (*n == '0') n++;
return(lh_strhash(n));
}
static int index_serial_cmp(a,b)
char **a;
char **b;
{
char *aa,*bb;
for (aa=a[DB_serial]; *aa == '0'; aa++);
for (bb=b[DB_serial]; *bb == '0'; bb++);
return(strcmp(aa,bb));
}
static unsigned long index_name_hash(a)
char **a;
{ return(lh_strhash(a[DB_name])); }
static int index_name_qual(a)
char **a;
{ return(a[0][0] == 'V'); }
static int index_name_cmp(a,b)
char **a;
char **b;
{ return(strcmp(a[DB_name],b[DB_name])); }
static BIGNUM *load_serial(serialfile)
char *serialfile;
{
BIO *in=NULL;
BIGNUM *ret=NULL;
MS_STATIC char buf[1024];
ASN1_INTEGER *ai=NULL;
if ((in=BIO_new(BIO_s_file())) == NULL)
{
ERR_print_errors(bio_err);
goto err;
}
if (BIO_read_filename(in,serialfile) <= 0)
{
perror(serialfile);
goto err;
}
ai=ASN1_INTEGER_new();
if (ai == NULL) goto err;
if (!a2i_ASN1_INTEGER(in,ai,buf,1024))
{
BIO_printf(bio_err,"unable to load number from %s\n",
serialfile);
goto err;
}
ret=ASN1_INTEGER_to_BN(ai,NULL);
if (ret == NULL)
{
BIO_printf(bio_err,"error converting number from bin to BIGNUM");
goto err;
}
err:
if (in != NULL) BIO_free(in);
if (ai != NULL) ASN1_INTEGER_free(ai);
return(ret);
}
static int save_serial(serialfile,serial)
char *serialfile;
BIGNUM *serial;
{
BIO *out;
int ret=0;
ASN1_INTEGER *ai=NULL;
out=BIO_new(BIO_s_file());
if (out == NULL)
{
ERR_print_errors(bio_err);
goto err;
}
if (BIO_write_filename(out,serialfile) <= 0)
{
perror(serialfile);
goto err;
}
if ((ai=BN_to_ASN1_INTEGER(serial,NULL)) == NULL)
{
BIO_printf(bio_err,"error converting serial to ASN.1 format\n");
goto err;
}
i2a_ASN1_INTEGER(out,ai);
BIO_puts(out,"\n");
ret=1;
err:
if (out != NULL) BIO_free(out);
if (ai != NULL) ASN1_INTEGER_free(ai);
return(ret);
}
static int certify(xret,infile,pkey,x509,dgst,policy,db,serial,startdate,days,
batch,ext_sect,lconf,verbose)
X509 **xret;
char *infile;
EVP_PKEY *pkey;
X509 *x509;
EVP_MD *dgst;
STACK *policy;
TXT_DB *db;
BIGNUM *serial;
char *startdate;
int days;
int batch;
char *ext_sect;
LHASH *lconf;
int verbose;
{
X509_REQ *req=NULL;
BIO *in=NULL;
EVP_PKEY *pktmp=NULL;
int ok= -1,i;
in=BIO_new(BIO_s_file());
if (BIO_read_filename(in,infile) <= 0)
{
perror(infile);
goto err;
}
if ((req=PEM_read_bio_X509_REQ(in,NULL,NULL)) == NULL)
{
BIO_printf(bio_err,"Error reading certificate request in %s\n",
infile);
goto err;
}
if (verbose)
X509_REQ_print(bio_err,req);
BIO_printf(bio_err,"Check that the request matches the signature\n");
if ((pktmp=X509_REQ_get_pubkey(req)) == NULL)
{
BIO_printf(bio_err,"error unpacking public key\n");
goto err;
}
i=X509_REQ_verify(req,pktmp);
EVP_PKEY_free(pktmp);
if (i < 0)
{
ok=0;
BIO_printf(bio_err,"Signature verification problems....\n");
goto err;
}
if (i == 0)
{
ok=0;
BIO_printf(bio_err,"Signature did not match the certificate request\n");
goto err;
}
else
BIO_printf(bio_err,"Signature ok\n");
ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,
days,batch,verbose,req,ext_sect,lconf);
err:
if (req != NULL) X509_REQ_free(req);
if (in != NULL) BIO_free(in);
return(ok);
}
static int certify_cert(xret,infile,pkey,x509,dgst,policy,db,serial,startdate,
days,batch,ext_sect,lconf,verbose)
X509 **xret;
char *infile;
EVP_PKEY *pkey;
X509 *x509;
EVP_MD *dgst;
STACK *policy;
TXT_DB *db;
BIGNUM *serial;
char *startdate;
int days;
int batch;
char *ext_sect;
LHASH *lconf;
int verbose;
{
X509 *req=NULL;
X509_REQ *rreq=NULL;
BIO *in=NULL;
EVP_PKEY *pktmp=NULL;
int ok= -1,i;
in=BIO_new(BIO_s_file());
if (BIO_read_filename(in,infile) <= 0)
{
perror(infile);
goto err;
}
if ((req=PEM_read_bio_X509(in,NULL,NULL)) == NULL)
{
BIO_printf(bio_err,"Error reading self signed certificate in %s\n",infile);
goto err;
}
if (verbose)
X509_print(bio_err,req);
BIO_printf(bio_err,"Check that the request matches the signature\n");
if ((pktmp=X509_get_pubkey(req)) == NULL)
{
BIO_printf(bio_err,"error unpacking public key\n");
goto err;
}
i=X509_verify(req,pktmp);
EVP_PKEY_free(pktmp);
if (i < 0)
{
ok=0;
BIO_printf(bio_err,"Signature verification problems....\n");
goto err;
}
if (i == 0)
{
ok=0;
BIO_printf(bio_err,"Signature did not match the certificate\n");
goto err;
}
else
BIO_printf(bio_err,"Signature ok\n");
if ((rreq=X509_to_X509_REQ(req,NULL,EVP_md5())) == NULL)
goto err;
ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,days,
batch,verbose,rreq,ext_sect,lconf);
err:
if (rreq != NULL) X509_REQ_free(rreq);
if (req != NULL) X509_free(req);
if (in != NULL) BIO_free(in);
return(ok);
}
static int do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,days,
batch,verbose,req,ext_sect,lconf)
X509 **xret;
EVP_PKEY *pkey;
X509 *x509;
EVP_MD *dgst;
STACK *policy;
TXT_DB *db;
BIGNUM *serial;
char *startdate;
int days;
int batch;
int verbose;
X509_REQ *req;
char *ext_sect;
LHASH *lconf;
{
X509_NAME *name=NULL,*CAname=NULL,*subject=NULL;
ASN1_UTCTIME *tm,*tmptm;
ASN1_STRING *str,*str2;
ASN1_OBJECT *obj;
X509 *ret=NULL;
X509_CINF *ci;
X509_NAME_ENTRY *ne;
X509_NAME_ENTRY *tne,*push;
EVP_PKEY *pktmp;
int ok= -1,i,j,last,nid;
char *p;
CONF_VALUE *cv;
char *row[DB_NUMBER],**rrow,**irow=NULL;
char buf[25],*pbuf;
tmptm=ASN1_UTCTIME_new();
if (tmptm == NULL)
{
BIO_printf(bio_err,"malloc error\n");
return(0);
}
for (i=0; i<DB_NUMBER; i++)
row[i]=NULL;
BIO_printf(bio_err,"The Subjects Distinguished Name is as follows\n");
name=X509_REQ_get_subject_name(req);
for (i=0; i<X509_NAME_entry_count(name); i++)
{
ne=(X509_NAME_ENTRY *)X509_NAME_get_entry(name,i);
obj=X509_NAME_ENTRY_get_object(ne);
j=i2a_ASN1_OBJECT(bio_err,obj);
str=X509_NAME_ENTRY_get_data(ne);
pbuf=buf;
for (j=22-j; j>0; j--)
*(pbuf++)=' ';
*(pbuf++)=':';
*(pbuf++)='\0';
BIO_puts(bio_err,buf);
if (msie_hack)
{
/* assume all type should be strings */
nid=OBJ_obj2nid(ne->object);
if (str->type == V_ASN1_UNIVERSALSTRING)
ASN1_UNIVERSALSTRING_to_string(str);
if ((str->type == V_ASN1_IA5STRING) &&
(nid != NID_pkcs9_emailAddress))
str->type=V_ASN1_T61STRING;
if ((nid == NID_pkcs9_emailAddress) &&
(str->type == V_ASN1_PRINTABLESTRING))
str->type=V_ASN1_IA5STRING;
}
if (str->type == V_ASN1_PRINTABLESTRING)
BIO_printf(bio_err,"PRINTABLE:'");
else if (str->type == V_ASN1_T61STRING)
BIO_printf(bio_err,"T61STRING:'");
else if (str->type == V_ASN1_IA5STRING)
BIO_printf(bio_err,"IA5STRING:'");
else if (str->type == V_ASN1_UNIVERSALSTRING)
BIO_printf(bio_err,"UNIVERSALSTRING:'");
else
BIO_printf(bio_err,"ASN.1 %2d:'",str->type);
/* check some things */
if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) &&
(str->type != V_ASN1_IA5STRING))
{
BIO_printf(bio_err,"\nemailAddress type needs to be of type IA5STRING\n");
goto err;
}
j=ASN1_PRINTABLE_type(str->data,str->length);
if ( ((j == V_ASN1_T61STRING) &&
(str->type != V_ASN1_T61STRING)) ||
((j == V_ASN1_IA5STRING) &&
(str->type == V_ASN1_PRINTABLESTRING)))
{
BIO_printf(bio_err,"\nThe string contains characters that are illegal for the ASN.1 type\n");
goto err;
}
p=(char *)str->data;
for (j=str->length; j>0; j--)
{
if ((*p >= ' ') && (*p <= '~'))
BIO_printf(bio_err,"%c",*p);
else if (*p & 0x80)
BIO_printf(bio_err,"\\0x%02X",*p);
else if ((unsigned char)*p == 0xf7)
BIO_printf(bio_err,"^?");
else BIO_printf(bio_err,"^%c",*p+'@');
p++;
}
BIO_printf(bio_err,"'\n");
}
/* Ok, now we check the 'policy' stuff. */
if ((subject=X509_NAME_new()) == NULL)
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
/* take a copy of the issuer name before we mess with it. */
CAname=X509_NAME_dup(x509->cert_info->subject);
if (CAname == NULL) goto err;
str=str2=NULL;
for (i=0; i<sk_num(policy); i++)
{
cv=(CONF_VALUE *)sk_value(policy,i); /* get the object id */
if ((j=OBJ_txt2nid(cv->name)) == NID_undef)
{
BIO_printf(bio_err,"%s:unknown object type in 'policy' configuration\n",cv->name);
goto err;
}
obj=OBJ_nid2obj(j);
last= -1;
for (;;)
{
/* lookup the object in the supplied name list */
j=X509_NAME_get_index_by_OBJ(name,obj,last);
if (j < 0)
{
if (last != -1) break;
tne=NULL;
}
else
{
tne=X509_NAME_get_entry(name,j);
}
last=j;
/* depending on the 'policy', decide what to do. */
push=NULL;
if (strcmp(cv->value,"optional") == 0)
{
if (tne != NULL)
push=tne;
}
else if (strcmp(cv->value,"supplied") == 0)
{
if (tne == NULL)
{
BIO_printf(bio_err,"The %s field needed to be supplied and was missing\n",cv->name);
goto err;
}
else
push=tne;
}
else if (strcmp(cv->value,"match") == 0)
{
int last2;
if (tne == NULL)
{
BIO_printf(bio_err,"The mandatory %s field was missing\n",cv->name);
goto err;
}
last2= -1;
again2:
j=X509_NAME_get_index_by_OBJ(CAname,obj,last2);
if ((j < 0) && (last2 == -1))
{
BIO_printf(bio_err,"The %s field does not exist in the CA certificate,\nthe 'policy' is misconfigured\n",cv->name);
goto err;
}
if (j >= 0)
{
push=X509_NAME_get_entry(CAname,j);
str=X509_NAME_ENTRY_get_data(tne);
str2=X509_NAME_ENTRY_get_data(push);
last2=j;
if (ASN1_STRING_cmp(str,str2) != 0)
goto again2;
}
if (j < 0)
{
BIO_printf(bio_err,"The %s field needed to be the same in the\nCA certificate (%s) and the request (%s)\n",cv->name,((str == NULL)?"NULL":(char *)str->data),((str2 == NULL)?"NULL":(char *)str2->data));
goto err;
}
}
else
{
BIO_printf(bio_err,"%s:invalid type in 'policy' configuration\n",cv->value);
goto err;
}
if (push != NULL)
{
if (!X509_NAME_add_entry(subject,push,
X509_NAME_entry_count(subject),0))
{
if (push != NULL)
X509_NAME_ENTRY_free(push);
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
}
if (j < 0) break;
}
}
if (preserve)
{
X509_NAME_free(subject);
subject=X509_NAME_dup(X509_REQ_get_subject_name(req));
if (subject == NULL) goto err;
}
if (verbose)
BIO_printf(bio_err,"The subject name apears to be ok, checking data base for clashes\n");
row[DB_name]=X509_NAME_oneline(subject,NULL,0);
row[DB_serial]=BN_bn2hex(serial);
if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
rrow=TXT_DB_get_by_index(db,DB_name,row);
if (rrow != NULL)
{
BIO_printf(bio_err,"ERROR:There is already a certificate for %s\n",
row[DB_name]);
}
else
{
rrow=TXT_DB_get_by_index(db,DB_serial,row);
if (rrow != NULL)
{
BIO_printf(bio_err,"ERROR:Serial number %s has already been issued,\n",
row[DB_serial]);
BIO_printf(bio_err," check the database/serial_file for corruption\n");
}
}
if (rrow != NULL)
{
BIO_printf(bio_err,
"The matching entry has the following details\n");
if (rrow[DB_type][0] == 'E')
p="Expired";
else if (rrow[DB_type][0] == 'R')
p="Revoked";
else if (rrow[DB_type][0] == 'V')
p="Valid";
else
p="\ninvalid type, Data base error\n";
BIO_printf(bio_err,"Type :%s\n",p);;
if (rrow[DB_type][0] == 'R')
{
p=rrow[DB_exp_date]; if (p == NULL) p="undef";
BIO_printf(bio_err,"Was revoked on:%s\n",p);
}
p=rrow[DB_exp_date]; if (p == NULL) p="undef";
BIO_printf(bio_err,"Expires on :%s\n",p);
p=rrow[DB_serial]; if (p == NULL) p="undef";
BIO_printf(bio_err,"Serial Number :%s\n",p);
p=rrow[DB_file]; if (p == NULL) p="undef";
BIO_printf(bio_err,"File name :%s\n",p);
p=rrow[DB_name]; if (p == NULL) p="undef";
BIO_printf(bio_err,"Subject Name :%s\n",p);
ok= -1; /* This is now a 'bad' error. */
goto err;
}
/* We are now totaly happy, lets make and sign the certificate */
if (verbose)
BIO_printf(bio_err,"Everything appears to be ok, creating and signing the certificate\n");
if ((ret=X509_new()) == NULL) goto err;
ci=ret->cert_info;
#ifdef X509_V3
/* Make it an X509 v3 certificate. */
if (!X509_set_version(x509,2)) goto err;
#endif
if (BN_to_ASN1_INTEGER(serial,ci->serialNumber) == NULL)
goto err;
if (!X509_set_issuer_name(ret,X509_get_subject_name(x509)))
goto err;
BIO_printf(bio_err,"Certificate is to be certified until ");
if (strcmp(startdate,"today") == 0)
{
X509_gmtime_adj(X509_get_notBefore(ret),0);
X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
}
else
{
/*XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX*/
ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
}
ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
BIO_printf(bio_err," (%d days)\n",days);
if (!X509_set_subject_name(ret,subject)) goto err;
pktmp=X509_REQ_get_pubkey(req);
i = X509_set_pubkey(ret,pktmp);
EVP_PKEY_free(pktmp);
if (!i) goto err;
/* Lets add the extensions, if there are any */
if (ext_sect)
{
X509V3_CTX ctx;
if (ci->version == NULL)
if ((ci->version=ASN1_INTEGER_new()) == NULL)
goto err;
ASN1_INTEGER_set(ci->version,2); /* version 3 certificate */
/* Free the current entries if any, there should not
* be any I belive */
if (ci->extensions != NULL)
sk_pop_free(ci->extensions,X509_EXTENSION_free);
ci->extensions = NULL;
ctx.subject_cert = ret;
ctx.issuer_cert = x509;
ctx.subject_req = req;
ctx.crl = NULL;
ctx.flags = 0;
if(!X509V3_EXT_add_conf(lconf, &ctx, ext_sect, ret)) goto err;
}
if (!batch)
{
BIO_printf(bio_err,"Sign the certificate? [y/n]:");
BIO_flush(bio_err);
buf[0]='\0';
fgets(buf,sizeof(buf)-1,stdin);
if (!((buf[0] == 'y') || (buf[0] == 'Y')))
{
BIO_printf(bio_err,"CERTIFICATE WILL NOT BE CERTIFIED\n");
ok=0;
goto err;
}
}
#ifndef NO_DSA
if (pkey->type == EVP_PKEY_DSA) dgst=EVP_dss1();
pktmp=X509_get_pubkey(ret);
if (EVP_PKEY_missing_parameters(pktmp) &&
!EVP_PKEY_missing_parameters(pkey))
EVP_PKEY_copy_parameters(pktmp,pkey);
EVP_PKEY_free(pktmp);
#endif
if (!X509_sign(ret,pkey,dgst))
goto err;
/* We now just add it to the database */
row[DB_type]=(char *)Malloc(2);
tm=X509_get_notAfter(ret);
row[DB_exp_date]=(char *)Malloc(tm->length+1);
memcpy(row[DB_exp_date],tm->data,tm->length);
row[DB_exp_date][tm->length]='\0';
row[DB_rev_date]=NULL;
/* row[DB_serial] done already */
row[DB_file]=(char *)Malloc(8);
/* row[DB_name] done already */
if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
(row[DB_file] == NULL))
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
strcpy(row[DB_file],"unknown");
row[DB_type][0]='V';
row[DB_type][1]='\0';
if ((irow=(char **)Malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
for (i=0; i<DB_NUMBER; i++)
{
irow[i]=row[i];
row[i]=NULL;
}
irow[DB_NUMBER]=NULL;
if (!TXT_DB_insert(db,irow))
{
BIO_printf(bio_err,"failed to update database\n");
BIO_printf(bio_err,"TXT_DB error number %ld\n",db->error);
goto err;
}
ok=1;
err:
for (i=0; i<DB_NUMBER; i++)
if (row[i] != NULL) Free(row[i]);
if (CAname != NULL)
X509_NAME_free(CAname);
if (subject != NULL)
X509_NAME_free(subject);
if (ok <= 0)
{
if (ret != NULL) X509_free(ret);
ret=NULL;
}
else
*xret=ret;
return(ok);
}
static void write_new_certificate(bp,x, output_der)
BIO *bp;
X509 *x;
int output_der;
{
char *f;
char buf[256];
if (output_der)
{
(void)i2d_X509_bio(bp,x);
return;
}
f=X509_NAME_oneline(X509_get_issuer_name(x),buf,256);
BIO_printf(bp,"issuer :%s\n",f);
f=X509_NAME_oneline(X509_get_subject_name(x),buf,256);
BIO_printf(bp,"subject:%s\n",f);
BIO_puts(bp,"serial :");
i2a_ASN1_INTEGER(bp,x->cert_info->serialNumber);
BIO_puts(bp,"\n\n");
X509_print(bp,x);
BIO_puts(bp,"\n");
PEM_write_bio_X509(bp,x);
BIO_puts(bp,"\n");
}
static int certify_spkac(xret,infile,pkey,x509,dgst,policy,db,serial,
startdate,days,ext_sect,lconf,verbose)
X509 **xret;
char *infile;
EVP_PKEY *pkey;
X509 *x509;
EVP_MD *dgst;
STACK *policy;
TXT_DB *db;
BIGNUM *serial;
char *startdate;
int days;
char *ext_sect;
LHASH *lconf;
int verbose;
{
STACK *sk=NULL;
LHASH *parms=NULL;
X509_REQ *req=NULL;
CONF_VALUE *cv=NULL;
NETSCAPE_SPKI *spki = NULL;
unsigned char *spki_der = NULL,*p;
X509_REQ_INFO *ri;
char *type,*buf;
EVP_PKEY *pktmp=NULL;
X509_NAME *n=NULL;
X509_NAME_ENTRY *ne=NULL;
int ok= -1,i,j;
long errline;
int nid;
/*
* Load input file into a hash table. (This is just an easy
* way to read and parse the file, then put it into a convenient
* STACK format).
*/
parms=CONF_load(NULL,infile,&errline);
if (parms == NULL)
{
BIO_printf(bio_err,"error on line %ld of %s\n",errline,infile);
ERR_print_errors(bio_err);
goto err;
}
sk=CONF_get_section(parms, "default");
if (sk_num(sk) == 0)
{
BIO_printf(bio_err, "no name/value pairs found in %s\n", infile);
CONF_free(parms);
goto err;
}
/*
* Now create a dummy X509 request structure. We don't actually
* have an X509 request, but we have many of the components
* (a public key, various DN components). The idea is that we
* put these components into the right X509 request structure
* and we can use the same code as if you had a real X509 request.
*/
req=X509_REQ_new();
if (req == NULL)
{
ERR_print_errors(bio_err);
goto err;
}
/*
* Build up the subject name set.
*/
ri=req->req_info;
n = ri->subject;
for (i = 0; ; i++)
{
if ((int)sk_num(sk) <= i) break;
cv=(CONF_VALUE *)sk_value(sk,i);
type=cv->name;
buf=cv->value;
if ((nid=OBJ_txt2nid(type)) == NID_undef)
{
if (strcmp(type, "SPKAC") == 0)
{
spki_der=(unsigned char *)Malloc(
strlen(cv->value)+1);
if (spki_der == NULL)
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
j = EVP_DecodeBlock(spki_der, (unsigned char *)cv->value,
strlen(cv->value));
if (j <= 0)
{
BIO_printf(bio_err, "Can't b64 decode SPKAC structure\n");
goto err;
}
p=spki_der;
spki = d2i_NETSCAPE_SPKI(&spki, &p, j);
Free(spki_der);
spki_der = NULL;
if (spki == NULL)
{
BIO_printf(bio_err,"unable to load Netscape SPKAC structure\n");
ERR_print_errors(bio_err);
goto err;
}
}
continue;
}
j=ASN1_PRINTABLE_type((unsigned char *)buf,-1);
if (fix_data(nid, &j) == 0)
{
BIO_printf(bio_err,
"invalid characters in string %s\n",buf);
goto err;
}
if ((ne=X509_NAME_ENTRY_create_by_NID(&ne,nid,j,
(unsigned char *)buf,
strlen(buf))) == NULL)
goto err;
if (!X509_NAME_add_entry(n,ne,X509_NAME_entry_count(n),0))
goto err;
}
if (spki == NULL)
{
BIO_printf(bio_err,"Netscape SPKAC structure not found in %s\n",
infile);
goto err;
}
/*
* Now extract the key from the SPKI structure.
*/
BIO_printf(bio_err,"Check that the SPKAC request matches the signature\n");
if ((pktmp=X509_PUBKEY_get(spki->spkac->pubkey)) == NULL)
{
BIO_printf(bio_err,"error unpacking SPKAC public key\n");
goto err;
}
j = NETSCAPE_SPKI_verify(spki, pktmp);
if (j <= 0)
{
BIO_printf(bio_err,"signature verification failed on SPKAC public key\n");
goto err;
}
BIO_printf(bio_err,"Signature ok\n");
X509_REQ_set_pubkey(req,pktmp);
EVP_PKEY_free(pktmp);
ok=do_body(xret,pkey,x509,dgst,policy,db,serial,startdate,
days,1,verbose,req,ext_sect,lconf);
err:
if (req != NULL) X509_REQ_free(req);
if (parms != NULL) CONF_free(parms);
if (spki_der != NULL) Free(spki_der);
if (spki != NULL) NETSCAPE_SPKI_free(spki);
if (ne != NULL) X509_NAME_ENTRY_free(ne);
return(ok);
}
static int fix_data(nid,type)
int nid;
int *type;
{
if (nid == NID_pkcs9_emailAddress)
*type=V_ASN1_IA5STRING;
if ((nid == NID_commonName) && (*type == V_ASN1_IA5STRING))
*type=V_ASN1_T61STRING;
if ((nid == NID_pkcs9_challengePassword) && (*type == V_ASN1_IA5STRING))
*type=V_ASN1_T61STRING;
if ((nid == NID_pkcs9_unstructuredName) && (*type == V_ASN1_T61STRING))
return(0);
if (nid == NID_pkcs9_unstructuredName)
*type=V_ASN1_IA5STRING;
return(1);
}
static int check_time_format(str)
char *str;
{
ASN1_UTCTIME tm;
tm.data=(unsigned char *)str;
tm.length=strlen(str);
tm.type=V_ASN1_UTCTIME;
return(ASN1_UTCTIME_check(&tm));
}
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