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openssl/apps/ca.c
Richard Levitte 2bdcfbd7a3 Reset the version number of the issuer certificate? I believe this 
hasn't been tested in a long while...
2003-04-03 18:50:48 +00:00

3337 lines
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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 <ctype.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <openssl/conf.h>
#include <openssl/bio.h>
#include <openssl/err.h>
#include <openssl/bn.h>
#include <openssl/txt_db.h>
#include <openssl/evp.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#include <openssl/objects.h>
#include <openssl/ocsp.h>
#include <openssl/pem.h>
#ifdef OPENSSL_SYS_WINDOWS
#define strcasecmp _stricmp
#else
# ifdef NO_STRINGS_H
int strcasecmp();
# else
# include <strings.h>
# endif /* NO_STRINGS_H */
#endif
#ifndef W_OK
# ifdef OPENSSL_SYS_VMS
# if defined(__DECC)
# include <unistd.h>
# else
# include <unixlib.h>
# endif
# elif !defined(OPENSSL_SYS_VXWORKS) && !defined(OPENSSL_SYS_WINDOWS)
# include <sys/file.h>
# endif
#endif
#include "apps.h"
#ifndef W_OK
# define F_OK 0
# define X_OK 1
# define W_OK 2
# define R_OK 4
#endif
#undef PROG
#define PROG ca_main
#define BASE_SECTION "ca"
#define CONFIG_FILE "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_ENDDATE "default_enddate"
#define ENV_DEFAULT_CRL_DAYS "default_crl_days"
#define ENV_DEFAULT_CRL_HOURS "default_crl_hours"
#define ENV_DEFAULT_MD "default_md"
#define ENV_DEFAULT_EMAIL_DN "email_in_dn"
#define ENV_PRESERVE "preserve"
#define ENV_POLICY "policy"
#define ENV_EXTENSIONS "x509_extensions"
#define ENV_CRLEXT "crl_extensions"
#define ENV_MSIE_HACK "msie_hack"
#define ENV_NAMEOPT "name_opt"
#define ENV_CERTOPT "cert_opt"
#define ENV_EXTCOPY "copy_extensions"
#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'
/* Additional revocation information types */
#define REV_NONE 0 /* No addditional information */
#define REV_CRL_REASON 1 /* Value is CRL reason code */
#define REV_HOLD 2 /* Value is hold instruction */
#define REV_KEY_COMPROMISE 3 /* Value is cert key compromise time */
#define REV_CA_COMPROMISE 4 /* Value is CA key compromise time */
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",
" -startdate YYMMDDHHMMSSZ - certificate validity notBefore\n",
" -enddate YYMMDDHHMMSSZ - certificate validity notAfter (overrides -days)\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 - private key file\n",
" -keyform arg - private key file format (PEM or ENGINE)\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",
" -noemailDN - Don't add the EMAIL field into certificate' subject\n",
" -batch - Don't ask questions\n",
" -msie_hack - msie modifications to handle all those universal strings\n",
" -revoke file - Revoke a certificate (given in file)\n",
" -subj arg - Use arg instead of request's subject\n",
" -extensions .. - Extension section (override value in config file)\n",
" -extfile file - Configuration file with X509v3 extentions to add\n",
" -crlexts .. - CRL extension section (override value in config file)\n",
#ifndef OPENSSL_NO_ENGINE
" -engine e - use engine e, possibly a hardware device.\n",
#endif
" -status serial - Shows certificate status given the serial number\n",
" -updatedb - Updates db for expired certificates\n",
NULL
};
#ifdef EFENCE
extern int EF_PROTECT_FREE;
extern int EF_PROTECT_BELOW;
extern int EF_ALIGNMENT;
#endif
static void lookup_fail(char *name,char *tag);
static unsigned long index_serial_hash(const char **a);
static int index_serial_cmp(const char **a, const char **b);
static unsigned long index_name_hash(const char **a);
static int index_name_qual(char **a);
static int index_name_cmp(const char **a,const 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,
const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,TXT_DB *db,
BIGNUM *serial, char *subj, int email_dn, char *startdate,
char *enddate, long days, int batch, char *ext_sect, CONF *conf,
int verbose, unsigned long certopt, unsigned long nameopt,
int default_op, int ext_copy);
static int certify_cert(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
TXT_DB *db, BIGNUM *serial, char *subj, int email_dn,
char *startdate, char *enddate, long days, int batch,
char *ext_sect, CONF *conf,int verbose, unsigned long certopt,
unsigned long nameopt, int default_op, int ext_copy,
ENGINE *e);
static int certify_spkac(X509 **xret, char *infile,EVP_PKEY *pkey,X509 *x509,
const EVP_MD *dgst,STACK_OF(CONF_VALUE) *policy,
TXT_DB *db, BIGNUM *serial,char *subj, int email_dn,
char *startdate, char *enddate, long days, char *ext_sect,
CONF *conf, int verbose, unsigned long certopt,
unsigned long nameopt, int default_op, int ext_copy);
static int fix_data(int nid, int *type);
static void write_new_certificate(BIO *bp, X509 *x, int output_der, int notext);
static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial,char *subj,
int email_dn, char *startdate, char *enddate, long days, int batch,
int verbose, X509_REQ *req, char *ext_sect, CONF *conf,
unsigned long certopt, unsigned long nameopt, int default_op,
int ext_copy);
static int do_revoke(X509 *x509, TXT_DB *db, int ext, char *extval);
static int get_certificate_status(const char *ser_status, TXT_DB *db);
static int do_updatedb(TXT_DB *db);
static int check_time_format(char *str);
char *make_revocation_str(int rev_type, char *rev_arg);
int make_revoked(X509_REVOKED *rev, char *str);
int old_entry_print(BIO *bp, ASN1_OBJECT *obj, ASN1_STRING *str);
static CONF *conf=NULL;
static CONF *extconf=NULL;
static char *section=NULL;
static int preserve=0;
static int msie_hack=0;
static IMPLEMENT_LHASH_HASH_FN(index_serial_hash,const char **)
static IMPLEMENT_LHASH_COMP_FN(index_serial_cmp,const char **)
static IMPLEMENT_LHASH_HASH_FN(index_name_hash,const char **)
static IMPLEMENT_LHASH_COMP_FN(index_name_cmp,const char **)
int MAIN(int, char **);
int MAIN(int argc, char **argv)
{
ENGINE *e = NULL;
char *key=NULL,*passargin=NULL;
int free_key = 0;
int total=0;
int total_done=0;
int badops=0;
int ret=1;
int email_dn=1;
int req=0;
int verbose=0;
int gencrl=0;
int dorevoke=0;
int doupdatedb=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;
int keyform=FORMAT_PEM;
char *infile=NULL;
char *spkac_file=NULL;
char *ss_cert_file=NULL;
char *ser_status=NULL;
EVP_PKEY *pkey=NULL;
int output_der = 0;
char *outfile=NULL;
char *outdir=NULL;
char *serialfile=NULL;
char *extensions=NULL;
char *extfile=NULL;
char *subj=NULL;
char *tmp_email_dn=NULL;
char *crl_ext=NULL;
int rev_type = REV_NONE;
char *rev_arg = NULL;
BIGNUM *serial=NULL;
char *startdate=NULL;
char *enddate=NULL;
long days=0;
int batch=0;
int notext=0;
unsigned long nameopt = 0, certopt = 0;
int default_op = 1;
int ext_copy = EXT_COPY_NONE;
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_REVOKED *r=NULL;
ASN1_TIME *tmptm;
ASN1_INTEGER *tmpser;
char **pp,*p,*f;
int i,j;
long l;
const EVP_MD *dgst=NULL;
STACK_OF(CONF_VALUE) *attribs=NULL;
STACK_OF(X509) *cert_sk=NULL;
#undef BSIZE
#define BSIZE 256
MS_STATIC char buf[3][BSIZE];
char *randfile=NULL;
#ifndef OPENSSL_NO_ENGINE
char *engine = NULL;
#endif
char *tofree=NULL;
#ifdef EFENCE
EF_PROTECT_FREE=1;
EF_PROTECT_BELOW=1;
EF_ALIGNMENT=0;
#endif
apps_startup();
conf = NULL;
key = NULL;
section = NULL;
preserve=0;
msie_hack=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,"-subj") == 0)
{
if (--argc < 1) goto bad;
subj= *(++argv);
/* preserve=1; */
}
else if (strcmp(*argv,"-startdate") == 0)
{
if (--argc < 1) goto bad;
startdate= *(++argv);
}
else if (strcmp(*argv,"-enddate") == 0)
{
if (--argc < 1) goto bad;
enddate= *(++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,"-keyform") == 0)
{
if (--argc < 1) goto bad;
keyform=str2fmt(*(++argv));
}
else if (strcmp(*argv,"-passin") == 0)
{
if (--argc < 1) goto bad;
passargin= *(++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,"-notext") == 0)
notext=1;
else if (strcmp(*argv,"-batch") == 0)
batch=1;
else if (strcmp(*argv,"-preserveDN") == 0)
preserve=1;
else if (strcmp(*argv,"-noemailDN") == 0)
email_dn=0;
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 if (strcmp(*argv,"-revoke") == 0)
{
if (--argc < 1) goto bad;
infile= *(++argv);
dorevoke=1;
}
else if (strcmp(*argv,"-extensions") == 0)
{
if (--argc < 1) goto bad;
extensions= *(++argv);
}
else if (strcmp(*argv,"-extfile") == 0)
{
if (--argc < 1) goto bad;
extfile= *(++argv);
}
else if (strcmp(*argv,"-status") == 0)
{
if (--argc < 1) goto bad;
ser_status= *(++argv);
}
else if (strcmp(*argv,"-updatedb") == 0)
{
doupdatedb=1;
}
else if (strcmp(*argv,"-crlexts") == 0)
{
if (--argc < 1) goto bad;
crl_ext= *(++argv);
}
else if (strcmp(*argv,"-crl_reason") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_CRL_REASON;
}
else if (strcmp(*argv,"-crl_hold") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_HOLD;
}
else if (strcmp(*argv,"-crl_compromise") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_KEY_COMPROMISE;
}
else if (strcmp(*argv,"-crl_CA_compromise") == 0)
{
if (--argc < 1) goto bad;
rev_arg = *(++argv);
rev_type = REV_CA_COMPROMISE;
}
#ifndef OPENSSL_NO_ENGINE
else if (strcmp(*argv,"-engine") == 0)
{
if (--argc < 1) goto bad;
engine= *(++argv);
}
#endif
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,"%s",*pp);
goto err;
}
ERR_load_crypto_strings();
#ifndef OPENSSL_NO_ENGINE
e = setup_engine(bio_err, engine, 0);
#endif
/*****************************************************************/
tofree=NULL;
if (configfile == NULL) configfile = getenv("OPENSSL_CONF");
if (configfile == NULL) configfile = getenv("SSLEAY_CONF");
if (configfile == NULL)
{
const char *s=X509_get_default_cert_area();
#ifdef OPENSSL_SYS_VMS
tofree=OPENSSL_malloc(strlen(s)+sizeof(CONFIG_FILE));
strcpy(tofree,s);
#else
tofree=OPENSSL_malloc(strlen(s)+sizeof(CONFIG_FILE)+1);
strcpy(tofree,s);
strcat(tofree,"/");
#endif
strcat(tofree,CONFIG_FILE);
configfile=tofree;
}
BIO_printf(bio_err,"Using configuration from %s\n",configfile);
conf = NCONF_new(NULL);
if (NCONF_load(conf,configfile,&errorline) <= 0)
{
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;
}
if(tofree)
{
OPENSSL_free(tofree);
tofree = NULL;
}
if (!load_config(bio_err, conf))
goto err;
/* Lets get the config section we are using */
if (section == NULL)
{
section=NCONF_get_string(conf,BASE_SECTION,ENV_DEFAULT_CA);
if (section == NULL)
{
lookup_fail(BASE_SECTION,ENV_DEFAULT_CA);
goto err;
}
}
if (conf != NULL)
{
p=NCONF_get_string(conf,NULL,"oid_file");
if (p == NULL)
ERR_clear_error();
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);
}
}
if (!add_oid_section(bio_err,conf))
{
ERR_print_errors(bio_err);
goto err;
}
}
randfile = NCONF_get_string(conf, BASE_SECTION, "RANDFILE");
if (randfile == NULL)
ERR_clear_error();
app_RAND_load_file(randfile, bio_err, 0);
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;
}
/*****************************************************************/
/* report status of cert with serial number given on command line */
if (ser_status)
{
if ((dbfile=NCONF_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;
if (!make_serial_index(db))
goto err;
if (get_certificate_status(ser_status,db) != 1)
BIO_printf(bio_err,"Error verifying serial %s!\n",
ser_status);
goto err;
}
/*****************************************************************/
/* we definitely need a public key, so let's get it */
if ((keyfile == NULL) && ((keyfile=NCONF_get_string(conf,
section,ENV_PRIVATE_KEY)) == NULL))
{
lookup_fail(section,ENV_PRIVATE_KEY);
goto err;
}
if (!key)
{
free_key = 1;
if (!app_passwd(bio_err, passargin, NULL, &key, NULL))
{
BIO_printf(bio_err,"Error getting password\n");
goto err;
}
}
pkey = load_key(bio_err, keyfile, keyform, 0, key, e,
"CA private key");
if (key) OPENSSL_cleanse(key,strlen(key));
if (pkey == NULL)
{
/* load_key() has already printed an appropriate message */
goto err;
}
/*****************************************************************/
/* we need a certificate */
if ((certfile == NULL) && ((certfile=NCONF_get_string(conf,
section,ENV_CERTIFICATE)) == NULL))
{
lookup_fail(section,ENV_CERTIFICATE);
goto err;
}
x509=load_cert(bio_err, certfile, FORMAT_PEM, NULL, e,
"CA certificate");
if (x509 == NULL)
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=NCONF_get_string(conf,BASE_SECTION,ENV_PRESERVE);
if (f == NULL)
ERR_clear_error();
if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
preserve=1;
f=NCONF_get_string(conf,BASE_SECTION,ENV_MSIE_HACK);
if (f == NULL)
ERR_clear_error();
if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
msie_hack=1;
f=NCONF_get_string(conf,section,ENV_NAMEOPT);
if (f)
{
if (!set_name_ex(&nameopt, f))
{
BIO_printf(bio_err, "Invalid name options: \"%s\"\n", f);
goto err;
}
default_op = 0;
}
else
ERR_clear_error();
f=NCONF_get_string(conf,section,ENV_CERTOPT);
if (f)
{
if (!set_cert_ex(&certopt, f))
{
BIO_printf(bio_err, "Invalid certificate options: \"%s\"\n", f);
goto err;
}
default_op = 0;
}
else
ERR_clear_error();
f=NCONF_get_string(conf,section,ENV_EXTCOPY);
if (f)
{
if (!set_ext_copy(&ext_copy, f))
{
BIO_printf(bio_err, "Invalid extension copy option: \"%s\"\n", f);
goto err;
}
}
else
ERR_clear_error();
/*****************************************************************/
/* lookup where to write new certificates */
if ((outdir == NULL) && (req))
{
struct stat sb;
if ((outdir=NCONF_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;
}
#ifndef OPENSSL_SYS_VMS
/* outdir is a directory spec, but access() for VMS demands a
filename. In any case, stat(), below, will catch the problem
if outdir is not a directory spec, and the fopen() or open()
will catch an error if there is no write access.
Presumably, this problem could also be solved by using the DEC
C routines to convert the directory syntax to Unixly, and give
that to access(). However, time's too short to do that just
now.
*/
if (access(outdir,R_OK|W_OK|X_OK) != 0)
{
BIO_printf(bio_err,"I am unable to access 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;
}
#ifdef S_IFDIR
if (!(sb.st_mode & S_IFDIR))
{
BIO_printf(bio_err,"%s need to be a directory\n",outdir);
perror(outdir);
goto err;
}
#endif
#endif
}
/*****************************************************************/
/* we need to load the database file */
if ((dbfile=NCONF_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, but has a revocation date\n",i+1);
goto err;
}
if ((pp[DB_type][0] == DB_TYPE_REV) &&
!make_revoked(NULL, pp[DB_rev_date]))
{
BIO_printf(bio_err," in entry %d\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 (*p == '-')
{
p++;
j--;
}
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 */
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
out = BIO_push(tmpbio, out);
}
#endif
TXT_DB_write(out,db);
BIO_printf(bio_err,"%d entries loaded from the database\n",
db->data->num);
BIO_printf(bio_err,"generating index\n");
}
if (!make_serial_index(db))
goto err;
if (!TXT_DB_create_index(db, DB_name, index_name_qual,
LHASH_HASH_FN(index_name_hash),
LHASH_COMP_FN(index_name_cmp)))
{
BIO_printf(bio_err,"error creating name index:(%ld,%ld,%ld)\n",
db->error,db->arg1,db->arg2);
goto err;
}
/*****************************************************************/
/* Update the db file for expired certificates */
if (doupdatedb)
{
if (verbose)
BIO_printf(bio_err, "Updating %s ...\n",
dbfile);
i = do_updatedb(db);
if (i == -1)
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
else if (i == 0)
{
if (verbose) BIO_printf(bio_err,
"No entries found to mark expired\n");
}
else
{
out = BIO_new(BIO_s_file());
if (out == NULL)
{
ERR_print_errors(bio_err);
goto err;
}
#ifndef OPENSSL_SYS_VMS
j = BIO_snprintf(buf[0], sizeof buf[0], "%s.new", dbfile);
#else
j = BIO_snprintf(buf[0], sizeof buf[0], "%s-new", dbfile);
#endif
if (j < 0 || j >= sizeof buf[0])
{
BIO_printf(bio_err, "file name too long\n");
goto err;
}
if (BIO_write_filename(out,buf[0]) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",
dbfile);
goto err;
}
j=TXT_DB_write(out,db);
if (j <= 0) goto err;
BIO_free(out);
out = NULL;
#ifndef OPENSSL_SYS_VMS
j = BIO_snprintf(buf[1], sizeof buf[1], "%s.old", dbfile);
#else
j = BIO_snprintf(buf[1], sizeof buf[1], "%s-old", dbfile);
#endif
if (j < 0 || j >= sizeof buf[1])
{
BIO_printf(bio_err, "file name too long\n");
goto err;
}
if (rename(dbfile,buf[1]) < 0)
{
BIO_printf(bio_err,
"unable to rename %s to %s\n",
dbfile, buf[1]);
perror("reason");
goto err;
}
if (rename(buf[0],dbfile) < 0)
{
BIO_printf(bio_err,
"unable to rename %s to %s\n",
buf[0],dbfile);
perror("reason");
rename(buf[1],dbfile);
goto err;
}
if (verbose) BIO_printf(bio_err,
"Done. %d entries marked as expired\n",i);
}
goto err;
}
/*****************************************************************/
/* Read extentions config file */
if (extfile)
{
extconf = NCONF_new(NULL);
if (NCONF_load(extconf,extfile,&errorline) <= 0)
{
if (errorline <= 0)
BIO_printf(bio_err, "ERROR: loading the config file '%s'\n",
extfile);
else
BIO_printf(bio_err, "ERROR: on line %ld of config file '%s'\n",
errorline,extfile);
ret = 1;
goto err;
}
if (verbose)
BIO_printf(bio_err, "Successfully loaded extensions file %s\n", extfile);
/* We can have sections in the ext file */
if (!extensions && !(extensions = NCONF_get_string(extconf, "default", "extensions")))
extensions = "default";
}
/*****************************************************************/
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);
#ifdef OPENSSL_SYS_VMS
{
BIO *tmpbio = BIO_new(BIO_f_linebuffer());
Sout = BIO_push(tmpbio, Sout);
}
#endif
}
}
if (req)
{
if ((md == NULL) && ((md=NCONF_get_string(conf,
section,ENV_DEFAULT_MD)) == NULL))
{
lookup_fail(section,ENV_DEFAULT_MD);
goto err;
}
if ((email_dn == 1) && ((tmp_email_dn=NCONF_get_string(conf,
section,ENV_DEFAULT_EMAIL_DN)) != NULL ))
{
if(strcmp(tmp_email_dn,"no") == 0)
email_dn=0;
}
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=NCONF_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=NCONF_get_string(conf,section,ENV_SERIAL))
== NULL)
{
lookup_fail(section,ENV_SERIAL);
goto err;
}
if (!extconf)
{
/* no '-extfile' option, so we look for extensions
* in the main configuration file */
if (!extensions)
{
extensions=NCONF_get_string(conf,section,
ENV_EXTENSIONS);
if (!extensions)
ERR_clear_error();
}
if (extensions)
{
/* Check syntax of file */
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx, extensions,
NULL))
{
BIO_printf(bio_err,
"Error Loading extension section %s\n",
extensions);
ret = 1;
goto err;
}
}
}
if (startdate == NULL)
{
startdate=NCONF_get_string(conf,section,
ENV_DEFAULT_STARTDATE);
if (startdate == NULL)
ERR_clear_error();
}
if (startdate && !ASN1_UTCTIME_set_string(NULL,startdate))
{
BIO_printf(bio_err,"start date is invalid, it should be YYMMDDHHMMSSZ\n");
goto err;
}
if (startdate == NULL) startdate="today";
if (enddate == NULL)
{
enddate=NCONF_get_string(conf,section,
ENV_DEFAULT_ENDDATE);
if (enddate == NULL)
ERR_clear_error();
}
if (enddate && !ASN1_UTCTIME_set_string(NULL,enddate))
{
BIO_printf(bio_err,"end date is invalid, it should be YYMMDDHHMMSSZ\n");
goto err;
}
if (days == 0)
{
if(!NCONF_get_number(conf,section, ENV_DEFAULT_DAYS, &days))
days = 0;
}
if (!enddate && (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 (BN_is_zero(serial))
BIO_printf(bio_err,"next serial number is 00\n");
else
{
if ((f=BN_bn2hex(serial)) == NULL) goto err;
BIO_printf(bio_err,"next serial number is %s\n",f);
OPENSSL_free(f);
}
}
if ((attribs=NCONF_get_section(conf,policy)) == NULL)
{
BIO_printf(bio_err,"unable to find 'section' for %s\n",policy);
goto err;
}
if ((cert_sk=sk_X509_new_null()) == NULL)
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
if (spkac_file != NULL)
{
total++;
j=certify_spkac(&x,spkac_file,pkey,x509,dgst,attribs,db,
serial,subj,email_dn,startdate,enddate,days,extensions,
conf,verbose,certopt,nameopt,default_op,ext_copy);
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_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation 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,subj,email_dn,startdate,enddate,days,batch,
extensions,conf,verbose, certopt, nameopt,
default_op, ext_copy, e);
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_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
}
}
if (infile != NULL)
{
total++;
j=certify(&x,infile,pkey,x509,dgst,attribs,db,
serial,subj,email_dn,startdate,enddate,days,batch,
extensions,conf,verbose, certopt, nameopt,
default_op, ext_copy);
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_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
}
}
for (i=0; i<argc; i++)
{
total++;
j=certify(&x,argv[i],pkey,x509,dgst,attribs,db,
serial,subj,email_dn,startdate,enddate,days,batch,
extensions,conf,verbose, certopt, nameopt,
default_op, ext_copy);
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_X509_push(cert_sk,x))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
}
}
/* we have a stack of newly certified certificates
* and a data base and serial number that need
* updating */
if (sk_X509_num(cert_sk) > 0)
{
if (!batch)
{
BIO_printf(bio_err,"\n%d out of %d certificate requests certified, commit? [y/n]",total_done,total);
(void)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_X509_num(cert_sk));
if(strlen(serialfile) > BSIZE-5 || strlen(dbfile) > BSIZE-5)
{
BIO_printf(bio_err,"file name too long\n");
goto err;
}
strcpy(buf[0],serialfile);
#ifdef OPENSSL_SYS_VMS
strcat(buf[0],"-new");
#else
strcat(buf[0],".new");
#endif
if (!save_serial(buf[0],serial)) goto err;
strcpy(buf[1],dbfile);
#ifdef OPENSSL_SYS_VMS
strcat(buf[1],"-new");
#else
strcat(buf[1],".new");
#endif
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_X509_num(cert_sk); i++)
{
int k;
unsigned char *n;
x=sk_X509_value(cert_sk,i);
j=x->cert_info->serialNumber->length;
p=(char *)x->cert_info->serialNumber->data;
if(strlen(outdir) >= (size_t)(j ? BSIZE-j*2-6 : BSIZE-8))
{
BIO_printf(bio_err,"certificate file name too long\n");
goto err;
}
strcpy(buf[2],outdir);
#ifndef OPENSSL_SYS_VMS
strcat(buf[2],"/");
#endif
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, notext);
write_new_certificate(Sout,x, output_der, notext);
}
if (sk_X509_num(cert_sk))
{
/* Rename the database and the serial file */
strncpy(buf[2],serialfile,BSIZE-4);
buf[2][BSIZE-4]='\0';
#ifdef OPENSSL_SYS_VMS
strcat(buf[2],"-old");
#else
strcat(buf[2],".old");
#endif
BIO_free(in);
BIO_free_all(out);
in=NULL;
out=NULL;
if (rename(serialfile,buf[2]) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n",
serialfile,buf[2]);
perror("reason");
goto err;
}
if (rename(buf[0],serialfile) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n",
buf[0],serialfile);
perror("reason");
rename(buf[2],serialfile);
goto err;
}
strncpy(buf[2],dbfile,BSIZE-4);
buf[2][BSIZE-4]='\0';
#ifdef OPENSSL_SYS_VMS
strcat(buf[2],"-old");
#else
strcat(buf[2],".old");
#endif
if (rename(dbfile,buf[2]) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n",
dbfile,buf[2]);
perror("reason");
goto err;
}
if (rename(buf[1],dbfile) < 0)
{
BIO_printf(bio_err,"unable 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)
{
int crl_v2 = 0;
if (!crl_ext)
{
crl_ext=NCONF_get_string(conf,section,ENV_CRLEXT);
if (!crl_ext)
ERR_clear_error();
}
if (crl_ext)
{
/* Check syntax of file */
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx, crl_ext, NULL))
{
BIO_printf(bio_err,
"Error Loading CRL extension section %s\n",
crl_ext);
ret = 1;
goto err;
}
}
if (!crldays && !crlhours)
{
if (!NCONF_get_number(conf,section,
ENV_DEFAULT_CRL_DAYS, &crldays))
crldays = 0;
if (!NCONF_get_number(conf,section,
ENV_DEFAULT_CRL_HOURS, &crlhours))
crlhours = 0;
}
if ((crldays == 0) && (crlhours == 0))
{
BIO_printf(bio_err,"cannot lookup how long until the next CRL is issued\n");
goto err;
}
if (verbose) BIO_printf(bio_err,"making CRL\n");
if ((crl=X509_CRL_new()) == NULL) goto err;
if (!X509_CRL_set_issuer_name(crl, X509_get_subject_name(x509))) goto err;
tmptm = ASN1_TIME_new();
if (!tmptm) goto err;
X509_gmtime_adj(tmptm,0);
X509_CRL_set_lastUpdate(crl, tmptm);
X509_gmtime_adj(tmptm,(crldays*24+crlhours)*60*60);
X509_CRL_set_nextUpdate(crl, tmptm);
ASN1_TIME_free(tmptm);
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;
j = make_revoked(r, pp[DB_rev_date]);
if (!j) goto err;
if (j == 2) crl_v2 = 1;
if (!BN_hex2bn(&serial, pp[DB_serial]))
goto err;
tmpser = BN_to_ASN1_INTEGER(serial, NULL);
BN_free(serial);
serial = NULL;
if (!tmpser)
goto err;
X509_REVOKED_set_serialNumber(r, tmpser);
ASN1_INTEGER_free(tmpser);
X509_CRL_add0_revoked(crl,r);
}
}
/* sort the data so it will be written in serial
* number order */
X509_CRL_sort(crl);
/* 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 OPENSSL_NO_DSA
if (pkey->type == EVP_PKEY_DSA)
dgst=EVP_dss1();
else
#endif
dgst=EVP_md5();
}
/* Add any extensions asked for */
if (crl_ext)
{
X509V3_CTX crlctx;
X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
X509V3_set_nconf(&crlctx, conf);
if (!X509V3_EXT_CRL_add_nconf(conf, &crlctx,
crl_ext, crl)) goto err;
}
if (crl_ext || crl_v2)
{
if (!X509_CRL_set_version(crl, 1))
goto err; /* version 2 CRL */
}
if (!X509_CRL_sign(crl,pkey,dgst)) goto err;
PEM_write_bio_X509_CRL(Sout,crl);
}
/*****************************************************************/
if (dorevoke)
{
if (infile == NULL)
{
BIO_printf(bio_err,"no input files\n");
goto err;
}
else
{
X509 *revcert;
revcert=load_cert(bio_err, infile, FORMAT_PEM,
NULL, e, infile);
if (revcert == NULL)
goto err;
j=do_revoke(revcert,db, rev_type, rev_arg);
if (j <= 0) goto err;
X509_free(revcert);
if(strlen(dbfile) > BSIZE-5)
{
BIO_printf(bio_err,"filename too long\n");
goto err;
}
strcpy(buf[0],dbfile);
#ifndef OPENSSL_SYS_VMS
strcat(buf[0],".new");
#else
strcat(buf[0],"-new");
#endif
if (BIO_write_filename(out,buf[0]) <= 0)
{
perror(dbfile);
BIO_printf(bio_err,"unable to open '%s'\n",dbfile);
goto err;
}
j=TXT_DB_write(out,db);
if (j <= 0) goto err;
BIO_free_all(out);
out = NULL;
BIO_free_all(in);
in = NULL;
strncpy(buf[1],dbfile,BSIZE-4);
buf[1][BSIZE-4]='\0';
#ifndef OPENSSL_SYS_VMS
strcat(buf[1],".old");
#else
strcat(buf[1],"-old");
#endif
if (rename(dbfile,buf[1]) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n", dbfile, buf[1]);
perror("reason");
goto err;
}
if (rename(buf[0],dbfile) < 0)
{
BIO_printf(bio_err,"unable to rename %s to %s\n", buf[0],dbfile);
perror("reason");
rename(buf[1],dbfile);
goto err;
}
BIO_printf(bio_err,"Data Base Updated\n");
}
}
/*****************************************************************/
ret=0;
err:
if(tofree)
OPENSSL_free(tofree);
BIO_free_all(Cout);
BIO_free_all(Sout);
BIO_free_all(out);
BIO_free_all(in);
if (cert_sk)
sk_X509_pop_free(cert_sk,X509_free);
if (ret) ERR_print_errors(bio_err);
app_RAND_write_file(randfile, bio_err);
if (free_key && key)
OPENSSL_free(key);
BN_free(serial);
TXT_DB_free(db);
EVP_PKEY_free(pkey);
X509_free(x509);
X509_CRL_free(crl);
NCONF_free(conf);
OBJ_cleanup();
apps_shutdown();
OPENSSL_EXIT(ret);
}
static void lookup_fail(char *name, char *tag)
{
BIO_printf(bio_err,"variable lookup failed for %s::%s\n",name,tag);
}
static unsigned long index_serial_hash(const char **a)
{
const char *n;
n=a[DB_serial];
while (*n == '0') n++;
return(lh_strhash(n));
}
static int index_serial_cmp(const char **a, const char **b)
{
const 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(const char **a)
{ return(lh_strhash(a[DB_name])); }
static int index_name_qual(char **a)
{ return(a[0][0] == 'V'); }
static int index_name_cmp(const char **a, const char **b)
{ return(strcmp(a[DB_name],
b[DB_name])); }
static BIGNUM *load_serial(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\n");
goto err;
}
err:
if (in != NULL) BIO_free(in);
if (ai != NULL) ASN1_INTEGER_free(ai);
return(ret);
}
static int save_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_all(out);
if (ai != NULL) ASN1_INTEGER_free(ai);
return(ret);
}
static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
BIGNUM *serial, char *subj, int email_dn, char *startdate, char *enddate,
long days, int batch, char *ext_sect, CONF *lconf, int verbose,
unsigned long certopt, unsigned long nameopt, int default_op,
int ext_copy)
{
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)) == 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,subj, email_dn,
startdate,enddate,days,batch,verbose,req,ext_sect,lconf,
certopt, nameopt, default_op, ext_copy);
err:
if (req != NULL) X509_REQ_free(req);
if (in != NULL) BIO_free(in);
return(ok);
}
static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
BIGNUM *serial, char *subj, int email_dn, char *startdate, char *enddate,
long days, int batch, char *ext_sect, CONF *lconf, int verbose,
unsigned long certopt, unsigned long nameopt, int default_op,
int ext_copy, ENGINE *e)
{
X509 *req=NULL;
X509_REQ *rreq=NULL;
EVP_PKEY *pktmp=NULL;
int ok= -1,i;
if ((req=load_cert(bio_err, infile, FORMAT_PEM, NULL, e, infile)) == NULL)
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,subj,email_dn,startdate,enddate,
days,batch,verbose,rreq,ext_sect,lconf, certopt, nameopt, default_op,
ext_copy);
err:
if (rreq != NULL) X509_REQ_free(rreq);
if (req != NULL) X509_free(req);
return(ok);
}
static int do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
STACK_OF(CONF_VALUE) *policy, TXT_DB *db, BIGNUM *serial, char *subj,
int email_dn, char *startdate, char *enddate, long days, int batch,
int verbose, X509_REQ *req, char *ext_sect, CONF *lconf,
unsigned long certopt, unsigned long nameopt, int default_op,
int ext_copy)
{
X509_NAME *name=NULL,*CAname=NULL,*subject=NULL, *dn_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];
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;
if (subj)
{
X509_NAME *n = do_subject(subj, MBSTRING_ASC);
if (!n)
{
ERR_print_errors(bio_err);
goto err;
}
X509_REQ_set_subject_name(req,n);
req->req_info->enc.modified = 1;
X509_NAME_free(n);
}
if (default_op)
BIO_printf(bio_err,"The Subject's 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_get_entry(name,i);
str=X509_NAME_ENTRY_get_data(ne);
obj=X509_NAME_ENTRY_get_object(ne);
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 no EMAIL is wanted in the subject */
if ((OBJ_obj2nid(obj) == NID_pkcs9_emailAddress) && (!email_dn))
continue;
/* 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;
}
if ((str->type != V_ASN1_BMPSTRING) && (str->type != V_ASN1_UTF8STRING))
{
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;
}
}
if (default_op)
old_entry_print(bio_err, obj, str);
}
/* Ok, now we check the 'policy' stuff. */
if ((subject=X509_NAME_new()) == NULL)
{
BIO_printf(bio_err,"Memory allocation 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_CONF_VALUE_num(policy); i++)
{
cv=sk_CONF_VALUE_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,((str2 == NULL)?"NULL":(char *)str2->data),((str == NULL)?"NULL":(char *)str->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, -1, 0))
{
if (push != NULL)
X509_NAME_ENTRY_free(push);
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
}
if (j < 0) break;
}
}
if (preserve)
{
X509_NAME_free(subject);
/* subject=X509_NAME_dup(X509_REQ_get_subject_name(req)); */
subject=X509_NAME_dup(name);
if (subject == NULL) goto err;
}
if (verbose)
BIO_printf(bio_err,"The subject name appears to be ok, checking data base for clashes\n");
/* Build the correct Subject if no e-mail is wanted in the subject */
/* and add it later on because of the method extensions are added (altName) */
if (email_dn)
dn_subject = subject;
else
{
X509_NAME_ENTRY *tmpne;
/* Its best to dup the subject DN and then delete any email
* addresses because this retains its structure.
*/
if (!(dn_subject = X509_NAME_dup(subject)))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
while((i = X509_NAME_get_index_by_NID(dn_subject,
NID_pkcs9_emailAddress, -1)) >= 0)
{
tmpne = X509_NAME_get_entry(dn_subject, i);
X509_NAME_delete_entry(dn_subject, i);
X509_NAME_ENTRY_free(tmpne);
}
}
if (BN_is_zero(serial))
row[DB_serial]=BUF_strdup("00");
else
row[DB_serial]=BN_bn2hex(serial);
if (row[DB_serial] == NULL)
{
BIO_printf(bio_err,"Memory allocation 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 totally 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(ret,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;
if (strcmp(startdate,"today") == 0)
X509_gmtime_adj(X509_get_notBefore(ret),0);
else ASN1_UTCTIME_set_string(X509_get_notBefore(ret),startdate);
if (enddate == NULL)
X509_gmtime_adj(X509_get_notAfter(ret),(long)60*60*24*days);
else ASN1_UTCTIME_set_string(X509_get_notAfter(ret),enddate);
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 believe */
if (ci->extensions != NULL)
sk_X509_EXTENSION_pop_free(ci->extensions,
X509_EXTENSION_free);
ci->extensions = NULL;
/* Initialize the context structure */
X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
if (extconf)
{
if (verbose)
BIO_printf(bio_err, "Extra configuration file found\n");
/* Use the extconf configuration db LHASH */
X509V3_set_nconf(&ctx, extconf);
/* Test the structure (needed?) */
/* X509V3_set_ctx_test(&ctx); */
/* Adds exts contained in the configuration file */
if (!X509V3_EXT_add_nconf(extconf, &ctx, ext_sect,ret))
{
BIO_printf(bio_err,
"ERROR: adding extensions in section %s\n",
ext_sect);
ERR_print_errors(bio_err);
goto err;
}
if (verbose)
BIO_printf(bio_err, "Successfully added extensions from file.\n");
}
else if (ext_sect)
{
/* We found extensions to be set from config file */
X509V3_set_nconf(&ctx, lconf);
if(!X509V3_EXT_add_nconf(lconf, &ctx, ext_sect, ret))
{
BIO_printf(bio_err, "ERROR: adding extensions in section %s\n", ext_sect);
ERR_print_errors(bio_err);
goto err;
}
if (verbose)
BIO_printf(bio_err, "Successfully added extensions from config\n");
}
}
/* Copy extensions from request (if any) */
if (!copy_extensions(ret, req, ext_copy))
{
BIO_printf(bio_err, "ERROR: adding extensions from request\n");
ERR_print_errors(bio_err);
goto err;
}
/* Set the right value for the noemailDN option */
if( email_dn == 0 )
{
if (!X509_set_subject_name(ret,dn_subject)) goto err;
}
if (!default_op)
{
BIO_printf(bio_err, "Certificate Details:\n");
/* Never print signature details because signature not present */
certopt |= X509_FLAG_NO_SIGDUMP | X509_FLAG_NO_SIGNAME;
X509_print_ex(bio_err, ret, nameopt, certopt);
}
BIO_printf(bio_err,"Certificate is to be certified until ");
ASN1_UTCTIME_print(bio_err,X509_get_notAfter(ret));
if (days) BIO_printf(bio_err," (%d days)",days);
BIO_printf(bio_err, "\n");
if (!batch)
{
BIO_printf(bio_err,"Sign the certificate? [y/n]:");
(void)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 OPENSSL_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 *)OPENSSL_malloc(2);
tm=X509_get_notAfter(ret);
row[DB_exp_date]=(char *)OPENSSL_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 *)OPENSSL_malloc(8);
row[DB_name]=X509_NAME_oneline(X509_get_subject_name(ret),NULL,0);
if ((row[DB_type] == NULL) || (row[DB_exp_date] == NULL) ||
(row[DB_file] == NULL) || (row[DB_name] == NULL))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
strcpy(row[DB_file],"unknown");
row[DB_type][0]='V';
row[DB_type][1]='\0';
if ((irow=(char **)OPENSSL_malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
{
BIO_printf(bio_err,"Memory allocation 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) OPENSSL_free(row[i]);
if (CAname != NULL)
X509_NAME_free(CAname);
if (subject != NULL)
X509_NAME_free(subject);
if ((dn_subject != NULL) && !email_dn)
X509_NAME_free(dn_subject);
if (tmptm != NULL)
ASN1_UTCTIME_free(tmptm);
if (ok <= 0)
{
if (ret != NULL) X509_free(ret);
ret=NULL;
}
else
*xret=ret;
return(ok);
}
static void write_new_certificate(BIO *bp, X509 *x, int output_der, int notext)
{
if (output_der)
{
(void)i2d_X509_bio(bp,x);
return;
}
#if 0
/* ??? Not needed since X509_print prints all this stuff anyway */
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");
#endif
if (!notext)X509_print(bp,x);
PEM_write_bio_X509(bp,x);
}
static int certify_spkac(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
const EVP_MD *dgst, STACK_OF(CONF_VALUE) *policy, TXT_DB *db,
BIGNUM *serial, char *subj, int email_dn, char *startdate, char *enddate,
long days, char *ext_sect, CONF *lconf, int verbose, unsigned long certopt,
unsigned long nameopt, int default_op, int ext_copy)
{
STACK_OF(CONF_VALUE) *sk=NULL;
LHASH *parms=NULL;
X509_REQ *req=NULL;
CONF_VALUE *cv=NULL;
NETSCAPE_SPKI *spki = NULL;
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_CONF_VALUE_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 (sk_CONF_VALUE_num(sk) <= i) break;
cv=sk_CONF_VALUE_value(sk,i);
type=cv->name;
/* Skip past any leading X. X: X, etc to allow for
* multiple instances
*/
for (buf = cv->name; *buf ; buf++)
if ((*buf == ':') || (*buf == ',') || (*buf == '.'))
{
buf++;
if (*buf) type = buf;
break;
}
buf=cv->value;
if ((nid=OBJ_txt2nid(type)) == NID_undef)
{
if (strcmp(type, "SPKAC") == 0)
{
spki = NETSCAPE_SPKI_b64_decode(cv->value, -1);
if (spki == NULL)
{
BIO_printf(bio_err,"unable to load Netscape SPKAC structure\n");
ERR_print_errors(bio_err);
goto err;
}
}
continue;
}
/*
if ((nid == NID_pkcs9_emailAddress) && (email_dn == 0))
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,-1, 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=NETSCAPE_SPKI_get_pubkey(spki)) == 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,subj,email_dn,startdate,enddate,
days,1,verbose,req,ext_sect,lconf, certopt, nameopt, default_op,
ext_copy);
err:
if (req != NULL) X509_REQ_free(req);
if (parms != NULL) CONF_free(parms);
if (spki != NULL) NETSCAPE_SPKI_free(spki);
if (ne != NULL) X509_NAME_ENTRY_free(ne);
return(ok);
}
static int fix_data(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(char *str)
{
ASN1_UTCTIME tm;
tm.data=(unsigned char *)str;
tm.length=strlen(str);
tm.type=V_ASN1_UTCTIME;
return(ASN1_UTCTIME_check(&tm));
}
static int do_revoke(X509 *x509, TXT_DB *db, int type, char *value)
{
ASN1_UTCTIME *tm=NULL;
char *row[DB_NUMBER],**rrow,**irow;
char *rev_str = NULL;
BIGNUM *bn = NULL;
int ok=-1,i;
for (i=0; i<DB_NUMBER; i++)
row[i]=NULL;
row[DB_name]=X509_NAME_oneline(X509_get_subject_name(x509),NULL,0);
bn = ASN1_INTEGER_to_BN(X509_get_serialNumber(x509),NULL);
if (BN_is_zero(bn))
row[DB_serial]=BUF_strdup("00");
else
row[DB_serial]=BN_bn2hex(bn);
BN_free(bn);
if ((row[DB_name] == NULL) || (row[DB_serial] == NULL))
{
BIO_printf(bio_err,"Memory allocation failure\n");
goto err;
}
/* We have to lookup by serial number because name lookup
* skips revoked certs
*/
rrow=TXT_DB_get_by_index(db,DB_serial,row);
if (rrow == NULL)
{
BIO_printf(bio_err,"Adding Entry to DB for %s\n", row[DB_name]);
/* We now just add it to the database */
row[DB_type]=(char *)OPENSSL_malloc(2);
tm=X509_get_notAfter(x509);
row[DB_exp_date]=(char *)OPENSSL_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 *)OPENSSL_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,"Memory allocation failure\n");
goto err;
}
strcpy(row[DB_file],"unknown");
row[DB_type][0]='V';
row[DB_type][1]='\0';
if ((irow=(char **)OPENSSL_malloc(sizeof(char *)*(DB_NUMBER+1))) == NULL)
{
BIO_printf(bio_err,"Memory allocation 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;
}
/* Revoke Certificate */
ok = do_revoke(x509,db, type, value);
goto err;
}
else if (index_name_cmp((const char **)row,(const char **)rrow))
{
BIO_printf(bio_err,"ERROR:name does not match %s\n",
row[DB_name]);
goto err;
}
else if (rrow[DB_type][0]=='R')
{
BIO_printf(bio_err,"ERROR:Already revoked, serial number %s\n",
row[DB_serial]);
goto err;
}
else
{
BIO_printf(bio_err,"Revoking Certificate %s.\n", rrow[DB_serial]);
rev_str = make_revocation_str(type, value);
if (!rev_str)
{
BIO_printf(bio_err, "Error in revocation arguments\n");
goto err;
}
rrow[DB_type][0]='R';
rrow[DB_type][1]='\0';
rrow[DB_rev_date] = rev_str;
}
ok=1;
err:
for (i=0; i<DB_NUMBER; i++)
{
if (row[i] != NULL)
OPENSSL_free(row[i]);
}
return(ok);
}
static int get_certificate_status(const char *serial, TXT_DB *db)
{
char *row[DB_NUMBER],**rrow;
int ok=-1,i;
/* Free Resources */
for (i=0; i<DB_NUMBER; i++)
row[i]=NULL;
/* Malloc needed char spaces */
row[DB_serial] = OPENSSL_malloc(strlen(serial) + 2);
if (row[DB_serial] == NULL)
{
BIO_printf(bio_err,"Malloc failure\n");
goto err;
}
if (strlen(serial) % 2)
{
/* Set the first char to 0 */;
row[DB_serial][0]='0';
/* Copy String from serial to row[DB_serial] */
memcpy(row[DB_serial]+1, serial, strlen(serial));
row[DB_serial][strlen(serial)+1]='\0';
}
else
{
/* Copy String from serial to row[DB_serial] */
memcpy(row[DB_serial], serial, strlen(serial));
row[DB_serial][strlen(serial)]='\0';
}
/* Make it Upper Case */
for (i=0; row[DB_serial][i] != '\0'; i++)
row[DB_serial][i] = toupper(row[DB_serial][i]);
ok=1;
/* Search for the certificate */
rrow=TXT_DB_get_by_index(db,DB_serial,row);
if (rrow == NULL)
{
BIO_printf(bio_err,"Serial %s not present in db.\n",
row[DB_serial]);
ok=-1;
goto err;
}
else if (rrow[DB_type][0]=='V')
{
BIO_printf(bio_err,"%s=Valid (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto err;
}
else if (rrow[DB_type][0]=='R')
{
BIO_printf(bio_err,"%s=Revoked (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto err;
}
else if (rrow[DB_type][0]=='E')
{
BIO_printf(bio_err,"%s=Expired (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto err;
}
else if (rrow[DB_type][0]=='S')
{
BIO_printf(bio_err,"%s=Suspended (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto err;
}
else
{
BIO_printf(bio_err,"%s=Unknown (%c).\n",
row[DB_serial], rrow[DB_type][0]);
ok=-1;
}
err:
for (i=0; i<DB_NUMBER; i++)
{
if (row[i] != NULL)
OPENSSL_free(row[i]);
}
return(ok);
}
static int do_updatedb (TXT_DB *db)
{
ASN1_UTCTIME *a_tm = NULL;
int i, cnt = 0;
int db_y2k, a_y2k; /* flags = 1 if y >= 2000 */
char **rrow, *a_tm_s;
a_tm = ASN1_UTCTIME_new();
/* get actual time and make a string */
a_tm = X509_gmtime_adj(a_tm, 0);
a_tm_s = (char *) OPENSSL_malloc(a_tm->length+1);
if (a_tm_s == NULL)
{
cnt = -1;
goto err;
}
memcpy(a_tm_s, a_tm->data, a_tm->length);
a_tm_s[a_tm->length] = '\0';
if (strncmp(a_tm_s, "49", 2) <= 0)
a_y2k = 1;
else
a_y2k = 0;
for (i = 0; i < sk_num(db->data); i++)
{
rrow = (char **) sk_value(db->data, i);
if (rrow[DB_type][0] == 'V')
{
/* ignore entries that are not valid */
if (strncmp(rrow[DB_exp_date], "49", 2) <= 0)
db_y2k = 1;
else
db_y2k = 0;
if (db_y2k == a_y2k)
{
/* all on the same y2k side */
if (strcmp(rrow[DB_exp_date], a_tm_s) <= 0)
{
rrow[DB_type][0] = 'E';
rrow[DB_type][1] = '\0';
cnt++;
BIO_printf(bio_err, "%s=Expired\n",
rrow[DB_serial]);
}
}
else if (db_y2k < a_y2k)
{
rrow[DB_type][0] = 'E';
rrow[DB_type][1] = '\0';
cnt++;
BIO_printf(bio_err, "%s=Expired\n",
rrow[DB_serial]);
}
}
}
err:
ASN1_UTCTIME_free(a_tm);
OPENSSL_free(a_tm_s);
return (cnt);
}
static char *crl_reasons[] = {
/* CRL reason strings */
"unspecified",
"keyCompromise",
"CACompromise",
"affiliationChanged",
"superseded",
"cessationOfOperation",
"certificateHold",
"removeFromCRL",
/* Additional pseudo reasons */
"holdInstruction",
"keyTime",
"CAkeyTime"
};
#define NUM_REASONS (sizeof(crl_reasons) / sizeof(char *))
/* Given revocation information convert to a DB string.
* The format of the string is:
* revtime[,reason,extra]. Where 'revtime' is the
* revocation time (the current time). 'reason' is the
* optional CRL reason and 'extra' is any additional
* argument
*/
char *make_revocation_str(int rev_type, char *rev_arg)
{
char *reason = NULL, *other = NULL, *str;
ASN1_OBJECT *otmp;
ASN1_UTCTIME *revtm = NULL;
int i;
switch (rev_type)
{
case REV_NONE:
break;
case REV_CRL_REASON:
for (i = 0; i < 8; i++)
{
if (!strcasecmp(rev_arg, crl_reasons[i]))
{
reason = crl_reasons[i];
break;
}
}
if (reason == NULL)
{
BIO_printf(bio_err, "Unknown CRL reason %s\n", rev_arg);
return NULL;
}
break;
case REV_HOLD:
/* Argument is an OID */
otmp = OBJ_txt2obj(rev_arg, 0);
ASN1_OBJECT_free(otmp);
if (otmp == NULL)
{
BIO_printf(bio_err, "Invalid object identifier %s\n", rev_arg);
return NULL;
}
reason = "holdInstruction";
other = rev_arg;
break;
case REV_KEY_COMPROMISE:
case REV_CA_COMPROMISE:
/* Argument is the key compromise time */
if (!ASN1_GENERALIZEDTIME_set_string(NULL, rev_arg))
{
BIO_printf(bio_err, "Invalid time format %s. Need YYYYMMDDHHMMSSZ\n", rev_arg);
return NULL;
}
other = rev_arg;
if (rev_type == REV_KEY_COMPROMISE)
reason = "keyTime";
else
reason = "CAkeyTime";
break;
}
revtm = X509_gmtime_adj(NULL, 0);
i = revtm->length + 1;
if (reason) i += strlen(reason) + 1;
if (other) i += strlen(other) + 1;
str = OPENSSL_malloc(i);
if (!str) return NULL;
strcpy(str, (char *)revtm->data);
if (reason)
{
strcat(str, ",");
strcat(str, reason);
}
if (other)
{
strcat(str, ",");
strcat(str, other);
}
ASN1_UTCTIME_free(revtm);
return str;
}
/* Convert revocation field to X509_REVOKED entry
* return code:
* 0 error
* 1 OK
* 2 OK and some extensions added (i.e. V2 CRL)
*/
int make_revoked(X509_REVOKED *rev, char *str)
{
char *tmp = NULL;
int reason_code = -1;
int i, ret = 0;
ASN1_OBJECT *hold = NULL;
ASN1_GENERALIZEDTIME *comp_time = NULL;
ASN1_ENUMERATED *rtmp = NULL;
ASN1_TIME *revDate = NULL;
i = unpack_revinfo(&revDate, &reason_code, &hold, &comp_time, str);
if (i == 0)
goto err;
if (rev && !X509_REVOKED_set_revocationDate(rev, revDate))
goto err;
if (rev && (reason_code != OCSP_REVOKED_STATUS_NOSTATUS))
{
rtmp = ASN1_ENUMERATED_new();
if (!rtmp || !ASN1_ENUMERATED_set(rtmp, reason_code))
goto err;
if (!X509_REVOKED_add1_ext_i2d(rev, NID_crl_reason, rtmp, 0, 0))
goto err;
}
if (rev && comp_time)
{
if (!X509_REVOKED_add1_ext_i2d(rev, NID_invalidity_date, comp_time, 0, 0))
goto err;
}
if (rev && hold)
{
if (!X509_REVOKED_add1_ext_i2d(rev, NID_hold_instruction_code, hold, 0, 0))
goto err;
}
if (reason_code != OCSP_REVOKED_STATUS_NOSTATUS)
ret = 2;
else ret = 1;
err:
if (tmp) OPENSSL_free(tmp);
ASN1_OBJECT_free(hold);
ASN1_GENERALIZEDTIME_free(comp_time);
ASN1_ENUMERATED_free(rtmp);
ASN1_TIME_free(revDate);
return ret;
}
/*
* subject is expected to be in the format /type0=value0/type1=value1/type2=...
* where characters may be escaped by \
*/
X509_NAME *do_subject(char *subject, long chtype)
{
size_t buflen = strlen(subject)+1; /* to copy the types and values into. due to escaping, the copy can only become shorter */
char *buf = OPENSSL_malloc(buflen);
size_t max_ne = buflen / 2 + 1; /* maximum number of name elements */
char **ne_types = OPENSSL_malloc(max_ne * sizeof (char *));
char **ne_values = OPENSSL_malloc(max_ne * sizeof (char *));
char *sp = subject, *bp = buf;
int i, ne_num = 0;
X509_NAME *n = NULL;
int nid;
if (!buf || !ne_types || !ne_values)
{
BIO_printf(bio_err, "malloc error\n");
goto error;
}
if (*subject != '/')
{
BIO_printf(bio_err, "Subject does not start with '/'.\n");
goto error;
}
sp++; /* skip leading / */
while (*sp)
{
/* collect type */
ne_types[ne_num] = bp;
while (*sp)
{
if (*sp == '\\') /* is there anything to escape in the type...? */
{
if (*++sp)
*bp++ = *sp++;
else
{
BIO_printf(bio_err, "escape character at end of string\n");
goto error;
}
}
else if (*sp == '=')
{
sp++;
*bp++ = '\0';
break;
}
else
*bp++ = *sp++;
}
if (!*sp)
{
BIO_printf(bio_err, "end of string encountered while processing type of subject name element #%d\n", ne_num);
goto error;
}
ne_values[ne_num] = bp;
while (*sp)
{
if (*sp == '\\')
{
if (*++sp)
*bp++ = *sp++;
else
{
BIO_printf(bio_err, "escape character at end of string\n");
goto error;
}
}
else if (*sp == '/')
{
sp++;
break;
}
else
*bp++ = *sp++;
}
*bp++ = '\0';
ne_num++;
}
if (!(n = X509_NAME_new()))
goto error;
for (i = 0; i < ne_num; i++)
{
if ((nid=OBJ_txt2nid(ne_types[i])) == NID_undef)
{
BIO_printf(bio_err, "Subject Attribute %s has no known NID, skipped\n", ne_types[i]);
continue;
}
if (!*ne_values[i])
{
BIO_printf(bio_err, "No value provided for Subject Attribute %s, skipped\n", ne_types[i]);
continue;
}
if (!X509_NAME_add_entry_by_NID(n, nid, chtype, (unsigned char*)ne_values[i], -1,-1,0))
goto error;
}
OPENSSL_free(ne_values);
OPENSSL_free(ne_types);
OPENSSL_free(buf);
return n;
error:
X509_NAME_free(n);
if (ne_values)
OPENSSL_free(ne_values);
if (ne_types)
OPENSSL_free(ne_types);
if (buf)
OPENSSL_free(buf);
return NULL;
}
int old_entry_print(BIO *bp, ASN1_OBJECT *obj, ASN1_STRING *str)
{
char buf[25],*pbuf, *p;
int j;
j=i2a_ASN1_OBJECT(bp,obj);
pbuf=buf;
for (j=22-j; j>0; j--)
*(pbuf++)=' ';
*(pbuf++)=':';
*(pbuf++)='\0';
BIO_puts(bp,buf);
if (str->type == V_ASN1_PRINTABLESTRING)
BIO_printf(bp,"PRINTABLE:'");
else if (str->type == V_ASN1_T61STRING)
BIO_printf(bp,"T61STRING:'");
else if (str->type == V_ASN1_IA5STRING)
BIO_printf(bp,"IA5STRING:'");
else if (str->type == V_ASN1_UNIVERSALSTRING)
BIO_printf(bp,"UNIVERSALSTRING:'");
else
BIO_printf(bp,"ASN.1 %2d:'",str->type);
p=(char *)str->data;
for (j=str->length; j>0; j--)
{
if ((*p >= ' ') && (*p <= '~'))
BIO_printf(bp,"%c",*p);
else if (*p & 0x80)
BIO_printf(bp,"\\0x%02X",*p);
else if ((unsigned char)*p == 0xf7)
BIO_printf(bp,"^?");
else BIO_printf(bp,"^%c",*p+'@');
p++;
}
BIO_printf(bp,"'\n");
return 1;
}
int unpack_revinfo(ASN1_TIME **prevtm, int *preason, ASN1_OBJECT **phold, ASN1_GENERALIZEDTIME **pinvtm, char *str)
{
char *tmp = NULL;
char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p;
int reason_code = -1;
int i, ret = 0;
ASN1_OBJECT *hold = NULL;
ASN1_GENERALIZEDTIME *comp_time = NULL;
tmp = BUF_strdup(str);
p = strchr(tmp, ',');
rtime_str = tmp;
if (p)
{
*p = '\0';
p++;
reason_str = p;
p = strchr(p, ',');
if (p)
{
*p = '\0';
arg_str = p + 1;
}
}
if (prevtm)
{
*prevtm = ASN1_UTCTIME_new();
if (!ASN1_UTCTIME_set_string(*prevtm, rtime_str))
{
BIO_printf(bio_err, "invalid revocation date %s\n", rtime_str);
goto err;
}
}
if (reason_str)
{
for (i = 0; i < NUM_REASONS; i++)
{
if(!strcasecmp(reason_str, crl_reasons[i]))
{
reason_code = i;
break;
}
}
if (reason_code == OCSP_REVOKED_STATUS_NOSTATUS)
{
BIO_printf(bio_err, "invalid reason code %s\n", reason_str);
goto err;
}
if (reason_code == 7)
reason_code = OCSP_REVOKED_STATUS_REMOVEFROMCRL;
else if (reason_code == 8) /* Hold instruction */
{
if (!arg_str)
{
BIO_printf(bio_err, "missing hold instruction\n");
goto err;
}
reason_code = OCSP_REVOKED_STATUS_CERTIFICATEHOLD;
hold = OBJ_txt2obj(arg_str, 0);
if (!hold)
{
BIO_printf(bio_err, "invalid object identifier %s\n", arg_str);
goto err;
}
if (phold) *phold = hold;
}
else if ((reason_code == 9) || (reason_code == 10))
{
if (!arg_str)
{
BIO_printf(bio_err, "missing compromised time\n");
goto err;
}
comp_time = ASN1_GENERALIZEDTIME_new();
if (!ASN1_GENERALIZEDTIME_set_string(comp_time, arg_str))
{
BIO_printf(bio_err, "invalid compromised time %s\n", arg_str);
goto err;
}
if (reason_code == 9)
reason_code = OCSP_REVOKED_STATUS_KEYCOMPROMISE;
else
reason_code = OCSP_REVOKED_STATUS_CACOMPROMISE;
}
}
if (preason) *preason = reason_code;
if (pinvtm) *pinvtm = comp_time;
else ASN1_GENERALIZEDTIME_free(comp_time);
ret = 1;
err:
if (tmp) OPENSSL_free(tmp);
if (!phold) ASN1_OBJECT_free(hold);
if (!pinvtm) ASN1_GENERALIZEDTIME_free(comp_time);
return ret;
}
int make_serial_index(TXT_DB *db)
{
if (!TXT_DB_create_index(db, DB_serial, NULL,
LHASH_HASH_FN(index_serial_hash),
LHASH_COMP_FN(index_serial_cmp)))
{
BIO_printf(bio_err,
"error creating serial number index:(%ld,%ld,%ld)\n",
db->error,db->arg1,db->arg2);
return 0;
}
return 1;
}
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