File: [local] / src / usr.bin / openssl / ca.c (download)
Revision 1.58, Sun Feb 4 13:08:29 2024 UTC (3 months, 1 week ago) by tb
Branch: MAIN
CVS Tags: OPENBSD_7_5_BASE, OPENBSD_7_5, HEAD
Changes since 1.57: +1 -2 lines
Zap a useless comment followed by a stray semicolon
Noticed by Christian Andersen
|
/* $OpenBSD: ca.c,v 1.58 2024/02/04 13:08:29 tb Exp $ */
/* 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 <sys/types.h>
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <limits.h>
#include <string.h>
#include <unistd.h>
#include "apps.h"
#include <openssl/bio.h>
#include <openssl/bn.h>
#include <openssl/conf.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/objects.h>
#include <openssl/ocsp.h>
#include <openssl/pem.h>
#include <openssl/txt_db.h>
#include <openssl/x509.h>
#include <openssl/x509v3.h>
#define BASE_SECTION "ca"
#define ENV_DEFAULT_CA "default_ca"
#define STRING_MASK "string_mask"
#define UTF8_IN "utf8"
#define ENV_NEW_CERTS_DIR "new_certs_dir"
#define ENV_CERTIFICATE "certificate"
#define ENV_SERIAL "serial"
#define ENV_CRLNUMBER "crlnumber"
#define ENV_PRIVATE_KEY "private_key"
#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_UNIQUE_SUBJECT "unique_subject"
#define ENV_DATABASE "database"
/* 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 void lookup_fail(const char *name, const char *tag);
static int certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj,
unsigned long chtype, int multirdn, 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, int selfsign);
static int certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey,
X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj,
unsigned long chtype, int multirdn, 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_spkac(X509 **xret, char *infile, EVP_PKEY *pkey,
X509 *x509, const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj,
unsigned long chtype, int multirdn, 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 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(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj,
unsigned long chtype, int multirdn, 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, int selfsign);
static int do_revoke(X509 *x509, CA_DB *db, int ext, char *extval);
static int get_certificate_status(const char *serial, CA_DB *db);
static int do_updatedb(CA_DB *db);
static int check_time_format(const char *str);
static char *bin2hex(unsigned char *, size_t);
char *make_revocation_str(int rev_type, char *rev_arg);
int make_revoked(X509_REVOKED *rev, const char *str);
int old_entry_print(BIO *bp, ASN1_OBJECT *obj, ASN1_STRING *str);
static CONF *conf = NULL;
static CONF *extconf = NULL;
static struct {
int batch;
char *certfile;
unsigned long chtype;
char *configfile;
int create_serial;
char *crl_ext;
long crldays;
long crlhours;
long crlsec;
long days;
int dorevoke;
int doupdatedb;
int email_dn;
char *enddate;
char *extensions;
char *extfile;
int gencrl;
char *infile;
char **infiles;
int infiles_num;
char *key;
char *keyfile;
int keyform;
char *md;
int multirdn;
int msie_hack;
int notext;
char *outdir;
char *outfile;
char *passargin;
char *policy;
int preserve;
int req;
char *rev_arg;
int rev_type;
char *serial_status;
char *section;
int selfsign;
STACK_OF(OPENSSL_STRING) *sigopts;
char *spkac_file;
char *ss_cert_file;
char *startdate;
char *subj;
int verbose;
} cfg;
static int
ca_opt_chtype_utf8(void)
{
cfg.chtype = MBSTRING_UTF8;
return (0);
}
static int
ca_opt_crl_ca_compromise(char *arg)
{
cfg.rev_arg = arg;
cfg.rev_type = REV_CA_COMPROMISE;
return (0);
}
static int
ca_opt_crl_compromise(char *arg)
{
cfg.rev_arg = arg;
cfg.rev_type = REV_KEY_COMPROMISE;
return (0);
}
static int
ca_opt_crl_hold(char *arg)
{
cfg.rev_arg = arg;
cfg.rev_type = REV_HOLD;
return (0);
}
static int
ca_opt_crl_reason(char *arg)
{
cfg.rev_arg = arg;
cfg.rev_type = REV_CRL_REASON;
return (0);
}
static int
ca_opt_in(char *arg)
{
cfg.infile = arg;
cfg.req = 1;
return (0);
}
static int
ca_opt_infiles(int argc, char **argv, int *argsused)
{
cfg.infiles_num = argc - 1;
if (cfg.infiles_num < 1)
return (1);
cfg.infiles = argv + 1;
cfg.req = 1;
*argsused = argc;
return (0);
}
static int
ca_opt_revoke(char *arg)
{
cfg.infile = arg;
cfg.dorevoke = 1;
return (0);
}
static int
ca_opt_sigopt(char *arg)
{
if (cfg.sigopts == NULL)
cfg.sigopts = sk_OPENSSL_STRING_new_null();
if (cfg.sigopts == NULL)
return (1);
if (!sk_OPENSSL_STRING_push(cfg.sigopts, arg))
return (1);
return (0);
}
static int
ca_opt_spkac(char *arg)
{
cfg.spkac_file = arg;
cfg.req = 1;
return (0);
}
static int
ca_opt_ss_cert(char *arg)
{
cfg.ss_cert_file = arg;
cfg.req = 1;
return (0);
}
static const struct option ca_options[] = {
{
.name = "batch",
.desc = "Operate in batch mode",
.type = OPTION_FLAG,
.opt.flag = &cfg.batch,
},
{
.name = "cert",
.argname = "file",
.desc = "File containing the CA certificate",
.type = OPTION_ARG,
.opt.arg = &cfg.certfile,
},
{
.name = "config",
.argname = "file",
.desc = "Specify an alternative configuration file",
.type = OPTION_ARG,
.opt.arg = &cfg.configfile,
},
{
.name = "create_serial",
.desc = "If reading serial fails, create a new random serial",
.type = OPTION_FLAG,
.opt.flag = &cfg.create_serial,
},
{
.name = "crl_CA_compromise",
.argname = "time",
.desc = "Set the compromise time and the revocation reason to\n"
"CACompromise",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_crl_ca_compromise,
},
{
.name = "crl_compromise",
.argname = "time",
.desc = "Set the compromise time and the revocation reason to\n"
"keyCompromise",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_crl_compromise,
},
{
.name = "crl_hold",
.argname = "instruction",
.desc = "Set the hold instruction and the revocation reason to\n"
"certificateHold",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_crl_hold,
},
{
.name = "crl_reason",
.argname = "reason",
.desc = "Revocation reason",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_crl_reason,
},
{
.name = "crldays",
.argname = "days",
.desc = "Number of days before the next CRL is due",
.type = OPTION_ARG_LONG,
.opt.lvalue = &cfg.crldays,
},
{
.name = "crlexts",
.argname = "section",
.desc = "CRL extension section (override value in config file)",
.type = OPTION_ARG,
.opt.arg = &cfg.crl_ext,
},
{
.name = "crlhours",
.argname = "hours",
.desc = "Number of hours before the next CRL is due",
.type = OPTION_ARG_LONG,
.opt.lvalue = &cfg.crlhours,
},
{
.name = "crlsec",
.argname = "seconds",
.desc = "Number of seconds before the next CRL is due",
.type = OPTION_ARG_LONG,
.opt.lvalue = &cfg.crlsec,
},
{
.name = "days",
.argname = "arg",
.desc = "Number of days to certify the certificate for",
.type = OPTION_ARG_LONG,
.opt.lvalue = &cfg.days,
},
{
.name = "enddate",
.argname = "YYMMDDHHMMSSZ",
.desc = "Certificate validity notAfter (overrides -days)",
.type = OPTION_ARG,
.opt.arg = &cfg.enddate,
},
{
.name = "extensions",
.argname = "section",
.desc = "Extension section (override value in config file)",
.type = OPTION_ARG,
.opt.arg = &cfg.extensions,
},
{
.name = "extfile",
.argname = "file",
.desc = "Configuration file with X509v3 extentions to add",
.type = OPTION_ARG,
.opt.arg = &cfg.extfile,
},
{
.name = "gencrl",
.desc = "Generate a new CRL",
.type = OPTION_FLAG,
.opt.flag = &cfg.gencrl,
},
{
.name = "in",
.argname = "file",
.desc = "Input file containing a single certificate request",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_in,
},
{
.name = "infiles",
.argname = "...",
.desc = "The last argument, certificate requests to process",
.type = OPTION_ARGV_FUNC,
.opt.argvfunc = ca_opt_infiles,
},
{
.name = "key",
.argname = "password",
.desc = "Key to decode the private key if it is encrypted",
.type = OPTION_ARG,
.opt.arg = &cfg.key,
},
{
.name = "keyfile",
.argname = "file",
.desc = "Private key file",
.type = OPTION_ARG,
.opt.arg = &cfg.keyfile,
},
{
.name = "keyform",
.argname = "fmt",
.desc = "Private key file format (DER or PEM (default))",
.type = OPTION_ARG_FORMAT,
.opt.value = &cfg.keyform,
},
{
.name = "md",
.argname = "alg",
.desc = "Message digest to use",
.type = OPTION_ARG,
.opt.arg = &cfg.md,
},
{
.name = "msie_hack",
.type = OPTION_FLAG,
.opt.flag = &cfg.msie_hack,
},
{
.name = "multivalue-rdn",
.desc = "Enable support for multivalued RDNs",
.type = OPTION_FLAG,
.opt.flag = &cfg.multirdn,
},
{
.name = "name",
.argname = "section",
.desc = "Specifies the configuration file section to use",
.type = OPTION_ARG,
.opt.arg = &cfg.section,
},
{
.name = "noemailDN",
.desc = "Do not add the EMAIL field to the DN",
.type = OPTION_VALUE,
.opt.value = &cfg.email_dn,
.value = 0,
},
{
.name = "notext",
.desc = "Do not print the generated certificate",
.type = OPTION_FLAG,
.opt.flag = &cfg.notext,
},
{
.name = "out",
.argname = "file",
.desc = "Output file (default stdout)",
.type = OPTION_ARG,
.opt.arg = &cfg.outfile,
},
{
.name = "outdir",
.argname = "directory",
.desc = " Directory to output certificates to",
.type = OPTION_ARG,
.opt.arg = &cfg.outdir,
},
{
.name = "passin",
.argname = "src",
.desc = "Private key input password source",
.type = OPTION_ARG,
.opt.arg = &cfg.passargin,
},
{
.name = "policy",
.argname = "name",
.desc = "The CA 'policy' to support",
.type = OPTION_ARG,
.opt.arg = &cfg.policy,
},
{
.name = "preserveDN",
.desc = "Do not re-order the DN",
.type = OPTION_FLAG,
.opt.flag = &cfg.preserve,
},
{
.name = "revoke",
.argname = "file",
.desc = "Revoke a certificate (given in file)",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_revoke,
},
{
.name = "selfsign",
.desc = "Sign a certificate using the key associated with it",
.type = OPTION_FLAG,
.opt.flag = &cfg.selfsign,
},
{
.name = "sigopt",
.argname = "nm:v",
.desc = "Signature parameter in nm:v form",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_sigopt,
},
{
.name = "spkac",
.argname = "file",
.desc = "File contains DN and signed public key and challenge",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_spkac,
},
{
.name = "ss_cert",
.argname = "file",
.desc = "File contains a self signed certificate to sign",
.type = OPTION_ARG_FUNC,
.opt.argfunc = ca_opt_ss_cert,
},
{
.name = "startdate",
.argname = "YYMMDDHHMMSSZ",
.desc = "Certificate validity notBefore",
.type = OPTION_ARG,
.opt.arg = &cfg.startdate,
},
{
.name = "status",
.argname = "serial",
.desc = "Shows certificate status given the serial number",
.type = OPTION_ARG,
.opt.arg = &cfg.serial_status,
},
{
.name = "subj",
.argname = "arg",
.desc = "Use arg instead of request's subject",
.type = OPTION_ARG,
.opt.arg = &cfg.subj,
},
{
.name = "updatedb",
.desc = "Updates db for expired certificates",
.type = OPTION_FLAG,
.opt.flag = &cfg.doupdatedb,
},
{
.name = "utf8",
.desc = "Input characters are in UTF-8 (default ASCII)",
.type = OPTION_FUNC,
.opt.func = ca_opt_chtype_utf8,
},
{
.name = "verbose",
.desc = "Verbose output during processing",
.type = OPTION_FLAG,
.opt.flag = &cfg.verbose,
},
{ NULL },
};
static void
ca_usage(void)
{
fprintf(stderr,
"usage: ca [-batch] [-cert file] [-config file] [-create_serial]\n"
" [-crl_CA_compromise time] [-crl_compromise time]\n"
" [-crl_hold instruction] [-crl_reason reason] [-crldays days]\n"
" [-crlexts section] [-crlhours hours] [-crlsec seconds]\n"
" [-days arg] [-enddate date] [-extensions section]\n"
" [-extfile file] [-gencrl] [-in file] [-infiles]\n"
" [-key password] [-keyfile file] [-keyform pem | der]\n"
" [-md alg] [-multivalue-rdn] [-name section]\n"
" [-noemailDN] [-notext] [-out file] [-outdir directory]\n"
" [-passin arg] [-policy name] [-preserveDN] [-revoke file]\n"
" [-selfsign] [-sigopt nm:v] [-spkac file] [-ss_cert file]\n"
" [-startdate date] [-status serial] [-subj arg] [-updatedb]\n"
" [-utf8] [-verbose]\n\n");
options_usage(ca_options);
fprintf(stderr, "\n");
}
int
ca_main(int argc, char **argv)
{
int free_key = 0;
int total = 0;
int total_done = 0;
long errorline = -1;
EVP_PKEY *pkey = NULL;
int output_der = 0;
char *serialfile = NULL;
char *crlnumberfile = NULL;
char *tmp_email_dn = NULL;
BIGNUM *serial = NULL;
BIGNUM *crlnumber = NULL;
unsigned long nameopt = 0, certopt = 0;
int default_op = 1;
int ext_copy = EXT_COPY_NONE;
X509 *x509 = NULL, *x509p = NULL;
X509 *x = NULL;
BIO *in = NULL, *out = NULL, *Sout = NULL, *Cout = NULL;
char *dbfile = NULL;
CA_DB *db = NULL;
X509_CRL *crl = NULL;
X509_REVOKED *r = NULL;
ASN1_TIME *tmptm = NULL;
ASN1_INTEGER *tmpserial;
char *f;
const char *p;
char *const *pp;
int i, j;
const EVP_MD *dgst = NULL;
STACK_OF(CONF_VALUE) *attribs = NULL;
STACK_OF(X509) *cert_sk = NULL;
char *tofree = NULL;
DB_ATTR db_attr;
int default_nid, rv;
int ret = 1;
if (pledge("stdio cpath wpath rpath tty", NULL) == -1) {
perror("pledge");
exit(1);
}
memset(&cfg, 0, sizeof(cfg));
cfg.email_dn = 1;
cfg.keyform = FORMAT_PEM;
cfg.chtype = MBSTRING_ASC;
cfg.rev_type = REV_NONE;
conf = NULL;
if (options_parse(argc, argv, ca_options, NULL, NULL) != 0) {
ca_usage();
goto err;
}
/*****************************************************************/
tofree = NULL;
if (cfg.configfile == NULL)
cfg.configfile = getenv("OPENSSL_CONF");
if (cfg.configfile == NULL) {
if ((tofree = make_config_name()) == NULL) {
BIO_printf(bio_err, "error making config file name\n");
goto err;
}
cfg.configfile = tofree;
}
BIO_printf(bio_err, "Using configuration from %s\n",
cfg.configfile);
conf = NCONF_new(NULL);
if (NCONF_load(conf, cfg.configfile, &errorline) <= 0) {
if (errorline <= 0)
BIO_printf(bio_err,
"error loading the config file '%s'\n",
cfg.configfile);
else
BIO_printf(bio_err,
"error on line %ld of config file '%s'\n",
errorline, cfg.configfile);
goto err;
}
free(tofree);
tofree = NULL;
/* Lets get the config section we are using */
if (cfg.section == NULL) {
cfg.section = NCONF_get_string(conf, BASE_SECTION,
ENV_DEFAULT_CA);
if (cfg.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;
}
}
f = NCONF_get_string(conf, cfg.section, STRING_MASK);
if (f == NULL)
ERR_clear_error();
if (f != NULL && !ASN1_STRING_set_default_mask_asc(f)) {
BIO_printf(bio_err,
"Invalid global string mask setting %s\n", f);
goto err;
}
if (cfg.chtype != MBSTRING_UTF8) {
f = NCONF_get_string(conf, cfg.section, UTF8_IN);
if (f == NULL)
ERR_clear_error();
else if (strcmp(f, "yes") == 0)
cfg.chtype = MBSTRING_UTF8;
}
db_attr.unique_subject = 1;
p = NCONF_get_string(conf, cfg.section, ENV_UNIQUE_SUBJECT);
if (p != NULL) {
db_attr.unique_subject = parse_yesno(p, 1);
} else
ERR_clear_error();
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 (cfg.serial_status) {
if ((dbfile = NCONF_get_string(conf, cfg.section,
ENV_DATABASE)) == NULL) {
lookup_fail(cfg.section, ENV_DATABASE);
goto err;
}
db = load_index(dbfile, &db_attr);
if (db == NULL)
goto err;
if (!index_index(db))
goto err;
if (get_certificate_status(cfg.serial_status, db) != 1)
BIO_printf(bio_err, "Error verifying serial %s!\n",
cfg.serial_status);
goto err;
}
/*****************************************************************/
/* we definitely need a private key, so let's get it */
if ((cfg.keyfile == NULL) &&
((cfg.keyfile = NCONF_get_string(conf, cfg.section,
ENV_PRIVATE_KEY)) == NULL)) {
lookup_fail(cfg.section, ENV_PRIVATE_KEY);
goto err;
}
if (cfg.key == NULL) {
free_key = 1;
if (!app_passwd(bio_err, cfg.passargin, NULL,
&cfg.key, NULL)) {
BIO_printf(bio_err, "Error getting password\n");
goto err;
}
}
pkey = load_key(bio_err, cfg.keyfile, cfg.keyform, 0,
cfg.key, "CA private key");
if (cfg.key != NULL)
explicit_bzero(cfg.key, strlen(cfg.key));
if (pkey == NULL) {
/* load_key() has already printed an appropriate message */
goto err;
}
/*****************************************************************/
/* we need a certificate */
if (!cfg.selfsign || cfg.spkac_file != NULL ||
cfg.ss_cert_file != NULL || cfg.gencrl) {
if ((cfg.certfile == NULL) &&
((cfg.certfile = NCONF_get_string(conf,
cfg.section, ENV_CERTIFICATE)) == NULL)) {
lookup_fail(cfg.section, ENV_CERTIFICATE);
goto err;
}
x509 = load_cert(bio_err, cfg.certfile, FORMAT_PEM, NULL,
"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;
}
}
if (!cfg.selfsign)
x509p = x509;
f = NCONF_get_string(conf, BASE_SECTION, ENV_PRESERVE);
if (f == NULL)
ERR_clear_error();
if ((f != NULL) && ((*f == 'y') || (*f == 'Y')))
cfg.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')))
cfg.msie_hack = 1;
f = NCONF_get_string(conf, cfg.section, ENV_NAMEOPT);
if (f != NULL) {
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, cfg.section, ENV_CERTOPT);
if (f != NULL) {
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, cfg.section, ENV_EXTCOPY);
if (f != NULL) {
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 (cfg.outdir == NULL && cfg.req) {
if ((cfg.outdir = NCONF_get_string(conf,
cfg.section, ENV_NEW_CERTS_DIR)) == NULL) {
BIO_printf(bio_err, "output directory %s not defined\n",
ENV_NEW_CERTS_DIR);
goto err;
}
}
/*****************************************************************/
/* we need to load the database file */
if ((dbfile = NCONF_get_string(conf, cfg.section,
ENV_DATABASE)) == NULL) {
lookup_fail(cfg.section, ENV_DATABASE);
goto err;
}
db = load_index(dbfile, &db_attr);
if (db == NULL)
goto err;
/* Lets check some fields */
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->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((char *) 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 (cfg.verbose) {
BIO_set_fp(out, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
TXT_DB_write(out, db->db);
BIO_printf(bio_err, "%d entries loaded from the database\n",
sk_OPENSSL_PSTRING_num(db->db->data));
BIO_printf(bio_err, "generating index\n");
}
if (!index_index(db))
goto err;
/*****************************************************************/
/* Update the db file for expired certificates */
if (cfg.doupdatedb) {
if (cfg.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 (cfg.verbose)
BIO_printf(bio_err,
"No entries found to mark expired\n");
} else {
if (!save_index(dbfile, "new", db))
goto err;
if (!rotate_index(dbfile, "new", "old"))
goto err;
if (cfg.verbose)
BIO_printf(bio_err,
"Done. %d entries marked as expired\n", i);
}
}
/*****************************************************************/
/* Read extentions config file */
if (cfg.extfile != NULL) {
extconf = NCONF_new(NULL);
if (NCONF_load(extconf, cfg.extfile, &errorline) <= 0) {
if (errorline <= 0)
BIO_printf(bio_err,
"ERROR: loading the config file '%s'\n",
cfg.extfile);
else
BIO_printf(bio_err,
"ERROR: on line %ld of config file '%s'\n",
errorline, cfg.extfile);
ret = 1;
goto err;
}
if (cfg.verbose)
BIO_printf(bio_err,
"Successfully loaded extensions file %s\n",
cfg.extfile);
/* We can have sections in the ext file */
if (cfg.extensions == NULL &&
(cfg.extensions = NCONF_get_string(extconf, "default",
"extensions")) == NULL)
cfg.extensions = "default";
}
/*****************************************************************/
if (cfg.req || cfg.gencrl) {
if (cfg.outfile != NULL) {
if (BIO_write_filename(Sout, cfg.outfile) <= 0) {
perror(cfg.outfile);
goto err;
}
} else {
BIO_set_fp(Sout, stdout, BIO_NOCLOSE | BIO_FP_TEXT);
}
}
rv = EVP_PKEY_get_default_digest_nid(pkey, &default_nid);
if (rv == 2 && default_nid == NID_undef) {
/* The digest is required to be EVP_md_null() (EdDSA). */
dgst = EVP_md_null();
} else {
/* Ignore rv unless we need a valid default_nid. */
if (cfg.md == NULL)
cfg.md = NCONF_get_string(conf, cfg.section,
ENV_DEFAULT_MD);
if (cfg.md == NULL) {
lookup_fail(cfg.section, ENV_DEFAULT_MD);
goto err;
}
if (strcmp(cfg.md, "default") == 0) {
if (rv <= 0) {
BIO_puts(bio_err, "no default digest\n");
goto err;
}
cfg.md = (char *)OBJ_nid2sn(default_nid);
}
if (cfg.md == NULL)
goto err;
if ((dgst = EVP_get_digestbyname(cfg.md)) == NULL) {
BIO_printf(bio_err, "%s is an unsupported "
"message digest type\n", cfg.md);
goto err;
}
}
if (cfg.req) {
if ((cfg.email_dn == 1) &&
((tmp_email_dn = NCONF_get_string(conf, cfg.section,
ENV_DEFAULT_EMAIL_DN)) != NULL)) {
if (strcmp(tmp_email_dn, "no") == 0)
cfg.email_dn = 0;
}
if (cfg.verbose)
BIO_printf(bio_err, "message digest is %s\n",
OBJ_nid2ln(EVP_MD_type(dgst)));
if ((cfg.policy == NULL) &&
((cfg.policy = NCONF_get_string(conf,
cfg.section, ENV_POLICY)) == NULL)) {
lookup_fail(cfg.section, ENV_POLICY);
goto err;
}
if (cfg.verbose)
BIO_printf(bio_err, "policy is %s\n", cfg.policy);
if ((serialfile = NCONF_get_string(conf, cfg.section,
ENV_SERIAL)) == NULL) {
lookup_fail(cfg.section, ENV_SERIAL);
goto err;
}
if (extconf == NULL) {
/*
* no '-extfile' option, so we look for extensions in
* the main configuration file
*/
if (cfg.extensions == NULL) {
cfg.extensions = NCONF_get_string(conf,
cfg.section, ENV_EXTENSIONS);
if (cfg.extensions == NULL)
ERR_clear_error();
}
if (cfg.extensions != NULL) {
/* Check syntax of file */
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx,
cfg.extensions, NULL)) {
BIO_printf(bio_err,
"Error Loading extension section %s\n",
cfg.extensions);
ret = 1;
goto err;
}
}
}
if (cfg.startdate == NULL) {
cfg.startdate = NCONF_get_string(conf,
cfg.section, ENV_DEFAULT_STARTDATE);
if (cfg.startdate == NULL)
ERR_clear_error();
}
if (cfg.startdate == NULL)
cfg.startdate = "today";
if (cfg.enddate == NULL) {
cfg.enddate = NCONF_get_string(conf,
cfg.section, ENV_DEFAULT_ENDDATE);
if (cfg.enddate == NULL)
ERR_clear_error();
}
if (cfg.days == 0 && cfg.enddate == NULL) {
if (!NCONF_get_number(conf, cfg.section,
ENV_DEFAULT_DAYS, &cfg.days))
cfg.days = 0;
}
if (cfg.enddate == NULL && cfg.days == 0) {
BIO_printf(bio_err,
"cannot lookup how many days to certify for\n");
goto err;
}
if ((serial = load_serial(serialfile, cfg.create_serial,
NULL)) == NULL) {
BIO_printf(bio_err,
"error while loading serial number\n");
goto err;
}
if (cfg.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);
free(f);
}
}
if ((attribs = NCONF_get_section(conf, cfg.policy)) ==
NULL) {
BIO_printf(bio_err, "unable to find 'section' for %s\n",
cfg.policy);
goto err;
}
if ((cert_sk = sk_X509_new_null()) == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
if (cfg.spkac_file != NULL) {
total++;
j = certify_spkac(&x, cfg.spkac_file, pkey, x509,
dgst, cfg.sigopts, attribs, db, serial,
cfg.subj, cfg.chtype,
cfg.multirdn, cfg.email_dn,
cfg.startdate, cfg.enddate,
cfg.days, cfg.extensions, conf,
cfg.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 (cfg.outfile != NULL) {
output_der = 1;
cfg.batch = 1;
}
}
}
if (cfg.ss_cert_file != NULL) {
total++;
j = certify_cert(&x, cfg.ss_cert_file, pkey, x509,
dgst, cfg.sigopts, attribs, db, serial,
cfg.subj, cfg.chtype,
cfg.multirdn, cfg.email_dn,
cfg.startdate, cfg.enddate,
cfg.days, cfg.batch,
cfg.extensions, conf, cfg.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 (cfg.infile != NULL) {
total++;
j = certify(&x, cfg.infile, pkey, x509p, dgst,
cfg.sigopts, attribs, db, serial,
cfg.subj, cfg.chtype,
cfg.multirdn, cfg.email_dn,
cfg.startdate, cfg.enddate,
cfg.days, cfg.batch,
cfg.extensions, conf, cfg.verbose,
certopt, nameopt, default_op, ext_copy,
cfg.selfsign);
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 < cfg.infiles_num; i++) {
total++;
j = certify(&x, cfg.infiles[i], pkey, x509p, dgst,
cfg.sigopts, attribs, db, serial,
cfg.subj, cfg.chtype,
cfg.multirdn, cfg.email_dn,
cfg.startdate, cfg.enddate,
cfg.days, cfg.batch,
cfg.extensions, conf, cfg.verbose,
certopt, nameopt, default_op, ext_copy,
cfg.selfsign);
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 (!cfg.batch) {
char answer[10];
BIO_printf(bio_err,
"\n%d out of %d certificate requests certified, commit? [y/n]",
total_done, total);
(void) BIO_flush(bio_err);
if (fgets(answer, sizeof answer - 1, stdin) ==
NULL) {
BIO_printf(bio_err,
"CERTIFICATION CANCELED: I/O error\n");
ret = 0;
goto err;
}
if ((answer[0] != 'y') && (answer[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 (!save_serial(serialfile, "new", serial, NULL))
goto err;
if (!save_index(dbfile, "new", db))
goto err;
}
if (cfg.verbose)
BIO_printf(bio_err, "writing new certificates\n");
for (i = 0; i < sk_X509_num(cert_sk); i++) {
ASN1_INTEGER *serialNumber;
int k;
char *serialstr;
unsigned char *data;
char pempath[PATH_MAX];
x = sk_X509_value(cert_sk, i);
serialNumber = X509_get_serialNumber(x);
j = ASN1_STRING_length(serialNumber);
data = ASN1_STRING_data(serialNumber);
if (j > 0)
serialstr = bin2hex(data, j);
else
serialstr = strdup("00");
if (serialstr != NULL) {
k = snprintf(pempath, sizeof(pempath),
"%s/%s.pem", cfg.outdir, serialstr);
free(serialstr);
if (k < 0 || k >= sizeof(pempath)) {
BIO_printf(bio_err,
"certificate file name too long\n");
goto err;
}
} else {
BIO_printf(bio_err,
"memory allocation failed\n");
goto err;
}
if (cfg.verbose)
BIO_printf(bio_err, "writing %s\n", pempath);
if (BIO_write_filename(Cout, pempath) <= 0) {
perror(pempath);
goto err;
}
if (!write_new_certificate(Cout, x, 0,
cfg.notext))
goto err;
if (!write_new_certificate(Sout, x, output_der,
cfg.notext))
goto err;
}
if (sk_X509_num(cert_sk)) {
/* Rename the database and the serial file */
if (!rotate_serial(serialfile, "new", "old"))
goto err;
if (!rotate_index(dbfile, "new", "old"))
goto err;
BIO_printf(bio_err, "Data Base Updated\n");
}
}
/*****************************************************************/
if (cfg.gencrl) {
int crl_v2 = 0;
if (cfg.crl_ext == NULL) {
cfg.crl_ext = NCONF_get_string(conf,
cfg.section, ENV_CRLEXT);
if (cfg.crl_ext == NULL)
ERR_clear_error();
}
if (cfg.crl_ext != NULL) {
/* Check syntax of file */
X509V3_CTX ctx;
X509V3_set_ctx_test(&ctx);
X509V3_set_nconf(&ctx, conf);
if (!X509V3_EXT_add_nconf(conf, &ctx, cfg.crl_ext,
NULL)) {
BIO_printf(bio_err,
"Error Loading CRL extension section %s\n",
cfg.crl_ext);
ret = 1;
goto err;
}
}
if ((crlnumberfile = NCONF_get_string(conf, cfg.section,
ENV_CRLNUMBER)) != NULL)
if ((crlnumber = load_serial(crlnumberfile, 0,
NULL)) == NULL) {
BIO_printf(bio_err,
"error while loading CRL number\n");
goto err;
}
if (!cfg.crldays && !cfg.crlhours &&
!cfg.crlsec) {
if (!NCONF_get_number(conf, cfg.section,
ENV_DEFAULT_CRL_DAYS, &cfg.crldays))
cfg.crldays = 0;
if (!NCONF_get_number(conf, cfg.section,
ENV_DEFAULT_CRL_HOURS, &cfg.crlhours))
cfg.crlhours = 0;
ERR_clear_error();
}
if ((cfg.crldays == 0) && (cfg.crlhours == 0) &&
(cfg.crlsec == 0)) {
BIO_printf(bio_err,
"cannot lookup how long until the next CRL is issued\n");
goto err;
}
if (cfg.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;
if ((tmptm = X509_gmtime_adj(NULL, 0)) == NULL)
goto err;
if (!X509_CRL_set_lastUpdate(crl, tmptm))
goto err;
if (X509_time_adj_ex(tmptm, cfg.crldays,
cfg.crlhours * 60 * 60 + cfg.crlsec, NULL) ==
NULL) {
BIO_puts(bio_err, "error setting CRL nextUpdate\n");
goto err;
}
if (!X509_CRL_set_nextUpdate(crl, tmptm))
goto err;
ASN1_TIME_free(tmptm);
tmptm = NULL;
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
pp = sk_OPENSSL_PSTRING_value(db->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;
tmpserial = BN_to_ASN1_INTEGER(serial, NULL);
BN_free(serial);
serial = NULL;
if (tmpserial == NULL)
goto err;
if (!X509_REVOKED_set_serialNumber(r, tmpserial)) {
ASN1_INTEGER_free(tmpserial);
goto err;
}
ASN1_INTEGER_free(tmpserial);
if (!X509_CRL_add0_revoked(crl, r))
goto err;
r = NULL;
}
}
/*
* sort the data so it will be written in serial number order
*/
X509_CRL_sort(crl);
/* we now have a CRL */
if (cfg.verbose)
BIO_printf(bio_err, "signing CRL\n");
/* Add any extensions asked for */
if (cfg.crl_ext != NULL || crlnumberfile != NULL) {
X509V3_CTX crlctx;
X509V3_set_ctx(&crlctx, x509, NULL, NULL, crl, 0);
X509V3_set_nconf(&crlctx, conf);
if (cfg.crl_ext != NULL)
if (!X509V3_EXT_CRL_add_nconf(conf, &crlctx,
cfg.crl_ext, crl))
goto err;
if (crlnumberfile != NULL) {
tmpserial = BN_to_ASN1_INTEGER(crlnumber, NULL);
if (tmpserial == NULL)
goto err;
if (!X509_CRL_add1_ext_i2d(crl, NID_crl_number,
tmpserial, 0, 0)) {
ASN1_INTEGER_free(tmpserial);
goto err;
}
ASN1_INTEGER_free(tmpserial);
crl_v2 = 1;
if (!BN_add_word(crlnumber, 1))
goto err;
}
}
if (cfg.crl_ext != NULL || crl_v2) {
if (!X509_CRL_set_version(crl, 1))
goto err; /* version 2 CRL */
}
if (crlnumberfile != NULL) /* we have a CRL number that
* need updating */
if (!save_serial(crlnumberfile, "new", crlnumber, NULL))
goto err;
BN_free(crlnumber);
crlnumber = NULL;
if (!do_X509_CRL_sign(bio_err, crl, pkey, dgst,
cfg.sigopts))
goto err;
if (!PEM_write_bio_X509_CRL(Sout, crl))
goto err;
if (crlnumberfile != NULL) /* Rename the crlnumber file */
if (!rotate_serial(crlnumberfile, "new", "old"))
goto err;
}
/*****************************************************************/
if (cfg.dorevoke) {
if (cfg.infile == NULL) {
BIO_printf(bio_err, "no input files\n");
goto err;
} else {
X509 *revcert;
revcert = load_cert(bio_err, cfg.infile,
FORMAT_PEM, NULL, cfg.infile);
if (revcert == NULL)
goto err;
j = do_revoke(revcert, db, cfg.rev_type,
cfg.rev_arg);
if (j <= 0)
goto err;
X509_free(revcert);
if (!save_index(dbfile, "new", db))
goto err;
if (!rotate_index(dbfile, "new", "old"))
goto err;
BIO_printf(bio_err, "Data Base Updated\n");
}
}
/*****************************************************************/
ret = 0;
err:
free(tofree);
BIO_free_all(Cout);
BIO_free_all(Sout);
BIO_free_all(out);
BIO_free_all(in);
sk_X509_pop_free(cert_sk, X509_free);
if (ret)
ERR_print_errors(bio_err);
if (free_key)
free(cfg.key);
BN_free(serial);
BN_free(crlnumber);
free_index(db);
sk_OPENSSL_STRING_free(cfg.sigopts);
EVP_PKEY_free(pkey);
X509_free(x509);
X509_CRL_free(crl);
X509_REVOKED_free(r);
ASN1_TIME_free(tmptm);
NCONF_free(conf);
NCONF_free(extconf);
OBJ_cleanup();
return (ret);
}
static void
lookup_fail(const char *name, const char *tag)
{
BIO_printf(bio_err, "variable lookup failed for %s::%s\n", name, tag);
}
static int
certify(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj,
unsigned long chtype, int multirdn, 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, int selfsign)
{
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) {
if (!X509_REQ_print(bio_err, req))
goto err;
}
BIO_printf(bio_err, "Check that the request matches the signature\n");
if (selfsign && !X509_REQ_check_private_key(req, pkey)) {
BIO_printf(bio_err,
"Certificate request and CA private key do not match\n");
ok = 0;
goto err;
}
if ((pktmp = X509_REQ_get0_pubkey(req)) == NULL) {
BIO_printf(bio_err, "error unpacking public key\n");
goto err;
}
i = X509_REQ_verify(req, 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, sigopts, policy, db, serial,
subj, chtype, multirdn, email_dn, startdate, enddate, days, batch,
verbose, req, ext_sect, lconf, certopt, nameopt, default_op,
ext_copy, selfsign);
err:
X509_REQ_free(req);
BIO_free(in);
return (ok);
}
static int
certify_cert(X509 **xret, char *infile, EVP_PKEY *pkey, X509 *x509,
const EVP_MD *dgst, STACK_OF(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj,
unsigned long chtype, int multirdn, 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 = NULL;
X509_REQ *rreq = NULL;
EVP_PKEY *pktmp = NULL;
int ok = -1, i;
if ((req = load_cert(bio_err, infile, FORMAT_PEM, NULL,
infile)) == NULL)
goto err;
if (verbose) {
if (!X509_print(bio_err, req))
goto err;
}
BIO_printf(bio_err, "Check that the request matches the signature\n");
if ((pktmp = X509_get0_pubkey(req)) == NULL) {
BIO_printf(bio_err, "error unpacking public key\n");
goto err;
}
i = X509_verify(req, 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, sigopts, policy, db, serial,
subj, chtype, multirdn, email_dn, startdate, enddate, days, batch,
verbose, rreq, ext_sect, lconf, certopt, nameopt, default_op,
ext_copy, 0);
err:
X509_REQ_free(rreq);
X509_free(req);
return (ok);
}
static int
do_body(X509 **xret, EVP_PKEY *pkey, X509 *x509, const EVP_MD *dgst,
STACK_OF(OPENSSL_STRING) *sigopts, STACK_OF(CONF_VALUE) *policy,
CA_DB *db, BIGNUM *serial, char *subj, unsigned long chtype, int multirdn,
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, int selfsign)
{
X509_NAME *name = NULL, *CAname = NULL;
X509_NAME *subject = NULL, *dn_subject = NULL;
ASN1_UTCTIME *tm;
ASN1_STRING *str, *str2;
ASN1_OBJECT *obj;
X509 *ret = NULL;
X509_NAME_ENTRY *ne;
X509_NAME_ENTRY *tne, *push;
EVP_PKEY *pktmp;
int ok = -1, i, j, last, nid;
const char *p;
CONF_VALUE *cv;
OPENSSL_STRING row[DB_NUMBER];
OPENSSL_STRING *irow = NULL;
OPENSSL_STRING *rrow = NULL;
const STACK_OF(X509_EXTENSION) *exts;
*xret = NULL;
for (i = 0; i < DB_NUMBER; i++)
row[i] = NULL;
if (subj != NULL) {
X509_NAME *n = parse_name(subj, chtype, multirdn);
if (n == NULL) {
ERR_print_errors(bio_err);
goto err;
}
if (!X509_REQ_set_subject_name(req, n)) {
X509_NAME_free(n);
goto err;
}
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);
if (ne == NULL)
goto err;
str = X509_NAME_ENTRY_get_data(ne);
if (str == NULL)
goto err;
obj = X509_NAME_ENTRY_get_object(ne);
if (obj == NULL)
goto err;
if (cfg.msie_hack) {
/* assume all type should be strings */
nid = OBJ_obj2nid(X509_NAME_ENTRY_get_object(ne));
if (nid == NID_undef)
goto err;
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. */
if (selfsign)
CAname = X509_NAME_dup(name);
else
CAname = X509_NAME_dup(X509_get_subject_name(x509));
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);
if (obj == NULL)
goto err;
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);
if (tne == NULL)
goto err;
}
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);
if (push == NULL)
goto err;
str = X509_NAME_ENTRY_get_data(tne);
if (str == NULL)
goto err;
str2 = X509_NAME_ENTRY_get_data(push);
if (str2 == NULL)
goto err;
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)) {
X509_NAME_ENTRY_free(push);
BIO_printf(bio_err,
"Memory allocation failure\n");
goto err;
}
}
if (j < 0)
break;
}
}
if (cfg.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;
}
/* 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;
#ifdef X509_V3
/* Make it an X509 v3 certificate. */
if (!X509_set_version(ret, 2))
goto err;
#endif
if (X509_get_serialNumber(ret) == NULL)
goto err;
if (BN_to_ASN1_INTEGER(serial, X509_get_serialNumber(ret)) == NULL)
goto err;
if (selfsign) {
if (!X509_set_issuer_name(ret, subject))
goto err;
} else {
if (!X509_set_issuer_name(ret, X509_get_subject_name(x509)))
goto err;
}
if (strcmp(startdate, "today") == 0) {
if (X509_gmtime_adj(X509_get_notBefore(ret), 0) == NULL)
goto err;
} else if (!ASN1_TIME_set_string_X509(X509_get_notBefore(ret), startdate)) {
BIO_printf(bio_err, "Invalid start date %s\n", startdate);
goto err;
}
if (enddate == NULL) {
if (X509_time_adj_ex(X509_get_notAfter(ret), days, 0,
NULL) == NULL)
goto err;
} else if (!ASN1_TIME_set_string_X509(X509_get_notAfter(ret), enddate)) {
BIO_printf(bio_err, "Invalid end date %s\n", enddate);
goto err;
}
if (!X509_set_subject_name(ret, subject))
goto err;
if ((pktmp = X509_REQ_get0_pubkey(req)) == NULL)
goto err;
if (!X509_set_pubkey(ret, pktmp))
goto err;
/* Lets add the extensions, if there are any */
if (ext_sect != NULL) {
X509V3_CTX ctx;
/* Initialize the context structure */
if (selfsign)
X509V3_set_ctx(&ctx, ret, ret, req, NULL, 0);
else
X509V3_set_ctx(&ctx, x509, ret, req, NULL, 0);
if (extconf != NULL) {
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 != NULL) {
/* 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;
}
exts = X509_get0_extensions(ret);
if (exts != NULL && sk_X509_EXTENSION_num(exts) > 0) {
/* Make it an X509 v3 certificate. */
if (!X509_set_version(ret, 2))
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 email is wanted in the subject */
if (!email_dn) {
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)) == NULL) {
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);
if (tmpne == NULL)
goto err;
if (X509_NAME_delete_entry(dn_subject, i) == NULL) {
X509_NAME_ENTRY_free(tmpne);
goto err;
}
X509_NAME_ENTRY_free(tmpne);
}
if (!X509_set_subject_name(ret, dn_subject))
goto err;
X509_NAME_free(dn_subject);
dn_subject = NULL;
}
row[DB_name] = X509_NAME_oneline(X509_get_subject_name(ret), NULL, 0);
if (row[DB_name] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
if (BN_is_zero(serial))
row[DB_serial] = strdup("00");
else
row[DB_serial] = BN_bn2hex(serial);
if (row[DB_serial] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
if (row[DB_name][0] == '\0') {
/*
* An empty subject! We'll use the serial number instead. If
* unique_subject is in use then we don't want different
* entries with empty subjects matching each other.
*/
free(row[DB_name]);
row[DB_name] = strdup(row[DB_serial]);
if (row[DB_name] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
}
if (db->attributes.unique_subject) {
OPENSSL_STRING *crow = row;
rrow = TXT_DB_get_by_index(db->db, DB_name, crow);
if (rrow != NULL) {
BIO_printf(bio_err,
"ERROR:There is already a certificate for %s\n",
row[DB_name]);
}
}
if (rrow == NULL) {
rrow = TXT_DB_get_by_index(db->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] == DB_TYPE_EXP)
p = "Expired";
else if (rrow[DB_type][0] == DB_TYPE_REV)
p = "Revoked";
else if (rrow[DB_type][0] == DB_TYPE_VAL)
p = "Valid";
else
p = "\ninvalid type, Data base error\n";
BIO_printf(bio_err, "Type :%s\n", p);
if (rrow[DB_type][0] == DB_TYPE_REV) {
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;
}
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;
if (!X509_print_ex(bio_err, ret, nameopt, certopt))
goto err;
}
BIO_printf(bio_err, "Certificate is to be certified until ");
ASN1_TIME_print(bio_err, X509_get_notAfter(ret));
if (days)
BIO_printf(bio_err, " (%ld days)", days);
BIO_printf(bio_err, "\n");
if (!batch) {
char answer[25];
BIO_printf(bio_err, "Sign the certificate? [y/n]:");
(void) BIO_flush(bio_err);
if (!fgets(answer, sizeof(answer) - 1, stdin)) {
BIO_printf(bio_err,
"CERTIFICATE WILL NOT BE CERTIFIED: I/O error\n");
ok = 0;
goto err;
}
if (!((answer[0] == 'y') || (answer[0] == 'Y'))) {
BIO_printf(bio_err,
"CERTIFICATE WILL NOT BE CERTIFIED\n");
ok = 0;
goto err;
}
}
if ((pktmp = X509_get0_pubkey(ret)) == NULL)
goto err;
if (EVP_PKEY_missing_parameters(pktmp) &&
!EVP_PKEY_missing_parameters(pkey)) {
if (!EVP_PKEY_copy_parameters(pktmp, pkey)) {
goto err;
}
}
if (!do_X509_sign(bio_err, ret, pkey, dgst, sigopts))
goto err;
/* We now just add it to the database */
row[DB_type] = malloc(2);
if ((tm = X509_get_notAfter(ret)) == NULL)
goto err;
row[DB_exp_date] = strndup(tm->data, tm->length);
if (row[DB_type] == NULL || row[DB_exp_date] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
row[DB_rev_date] = NULL;
/* row[DB_serial] done already */
row[DB_file] = malloc(8);
if ((row[DB_type] == NULL) || (row[DB_file] == NULL) ||
(row[DB_name] == NULL)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
(void) strlcpy(row[DB_file], "unknown", 8);
row[DB_type][0] = DB_TYPE_VAL;
row[DB_type][1] = '\0';
if ((irow = reallocarray(NULL, DB_NUMBER + 1, sizeof(char *))) ==
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->db, irow)) {
BIO_printf(bio_err, "failed to update database\n");
BIO_printf(bio_err, "TXT_DB error number %ld\n", db->db->error);
goto err;
}
*xret = ret;
ret = NULL;
ok = 1;
err:
for (i = 0; i < DB_NUMBER; i++)
free(row[i]);
X509_NAME_free(CAname);
X509_NAME_free(subject);
X509_NAME_free(dn_subject);
X509_free(ret);
return (ok);
}
static int
write_new_certificate(BIO *bp, X509 *x, int output_der, int notext)
{
if (output_der) {
if (!i2d_X509_bio(bp, x))
return (0);
}
if (!notext) {
if (!X509_print(bp, x))
return (0);
}
return 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(OPENSSL_STRING) *sigopts,
STACK_OF(CONF_VALUE) *policy, CA_DB *db, BIGNUM *serial, char *subj,
unsigned long chtype, int multirdn, 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_OF(CONF_VALUE) *parms = NULL;
X509_REQ *req = NULL;
CONF_VALUE *cv = NULL;
NETSCAPE_SPKI *spki = NULL;
char *type, *buf;
EVP_PKEY *pktmp = NULL;
X509_NAME *n = 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.
*/
n = X509_REQ_get_subject_name(req);
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 (!X509_NAME_add_entry_by_NID(n, nid, chtype,
(unsigned char *)buf, -1, -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");
if (!X509_REQ_set_pubkey(req, pktmp)) {
EVP_PKEY_free(pktmp);
goto err;
}
EVP_PKEY_free(pktmp);
ok = do_body(xret, pkey, x509, dgst, sigopts, policy, db, serial,
subj, chtype, multirdn, email_dn, startdate, enddate, days, 1,
verbose, req, ext_sect, lconf, certopt, nameopt, default_op,
ext_copy, 0);
err:
X509_REQ_free(req);
CONF_free(parms);
NETSCAPE_SPKI_free(spki);
return (ok);
}
static int
check_time_format(const char *str)
{
return ASN1_TIME_set_string(NULL, str);
}
static int
do_revoke(X509 *x509, CA_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 == NULL)
goto err;
if (BN_is_zero(bn))
row[DB_serial] = strdup("00");
else
row[DB_serial] = BN_bn2hex(bn);
BN_free(bn);
if (row[DB_name] != NULL && row[DB_name][0] == '\0') {
/*
* Entries with empty Subjects actually use the serial number
* instead
*/
free(row[DB_name]);
row[DB_name] = strdup(row[DB_serial]);
if (row[DB_name] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
}
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, DB_serial, row);
if (rrow == NULL) {
BIO_printf(bio_err,
"Adding Entry with serial number %s to DB for %s\n",
row[DB_serial], row[DB_name]);
/* We now just add it to the database */
row[DB_type] = malloc(2);
if ((tm = X509_get_notAfter(x509)) == NULL)
goto err;
row[DB_exp_date] = strndup(tm->data, tm->length);
if (row[DB_type] == NULL || row[DB_exp_date] == NULL) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
row[DB_rev_date] = NULL;
/* row[DB_serial] done already */
row[DB_file] = malloc(8);
/* row[DB_name] done already */
if ((row[DB_type] == NULL) || (row[DB_file] == NULL)) {
BIO_printf(bio_err, "Memory allocation failure\n");
goto err;
}
(void) strlcpy(row[DB_file], "unknown", 8);
row[DB_type][0] = DB_TYPE_VAL;
row[DB_type][1] = '\0';
if ((irow = reallocarray(NULL, 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->db, irow)) {
BIO_printf(bio_err, "failed to update database\n");
BIO_printf(bio_err, "TXT_DB error number %ld\n",
db->db->error);
goto err;
}
/* Revoke Certificate */
ok = do_revoke(x509, db, type, value);
goto err;
} else if (index_name_cmp_noconst(row, rrow)) {
BIO_printf(bio_err, "ERROR:name does not match %s\n",
row[DB_name]);
goto err;
} else if (rrow[DB_type][0] == DB_TYPE_REV) {
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 == NULL) {
BIO_printf(bio_err, "Error in revocation arguments\n");
goto err;
}
rrow[DB_type][0] = DB_TYPE_REV;
rrow[DB_type][1] = '\0';
rrow[DB_rev_date] = rev_str;
}
ok = 1;
err:
for (i = 0; i < DB_NUMBER; i++)
free(row[i]);
return (ok);
}
static int
get_certificate_status(const char *serial, CA_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] = malloc(strlen(serial) + 2);
if (row[DB_serial] == NULL) {
BIO_printf(bio_err, "Malloc failure\n");
goto err;
}
if (strlen(serial) % 2) {
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((unsigned char) row[DB_serial][i]);
ok = 1;
/* Search for the certificate */
rrow = TXT_DB_get_by_index(db->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] == DB_TYPE_VAL) {
BIO_printf(bio_err, "%s=Valid (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto err;
} else if (rrow[DB_type][0] == DB_TYPE_REV) {
BIO_printf(bio_err, "%s=Revoked (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto err;
} else if (rrow[DB_type][0] == DB_TYPE_EXP) {
BIO_printf(bio_err, "%s=Expired (%c)\n",
row[DB_serial], rrow[DB_type][0]);
goto err;
} else if (rrow[DB_type][0] == DB_TYPE_SUSP) {
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++)
free(row[i]);
return (ok);
}
static int
do_updatedb(CA_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 = NULL;
a_tm = ASN1_UTCTIME_new();
if (a_tm == NULL) {
cnt = -1;
goto err;
}
/* get actual time and make a string */
a_tm = X509_gmtime_adj(a_tm, 0);
if (a_tm == NULL) {
cnt = -1;
goto err;
}
a_tm_s = strndup(a_tm->data, a_tm->length);
if (a_tm_s == NULL) {
cnt = -1;
goto err;
}
if (strncmp(a_tm_s, "49", 2) <= 0)
a_y2k = 1;
else
a_y2k = 0;
for (i = 0; i < sk_OPENSSL_PSTRING_num(db->db->data); i++) {
rrow = sk_OPENSSL_PSTRING_value(db->db->data, i);
if (rrow[DB_type][0] == DB_TYPE_VAL) {
/* 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] = DB_TYPE_EXP;
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] = DB_TYPE_EXP;
rrow[DB_type][1] = '\0';
cnt++;
BIO_printf(bio_err, "%s=Expired\n",
rrow[DB_serial]);
}
}
}
err:
ASN1_UTCTIME_free(a_tm);
free(a_tm_s);
return (cnt);
}
static const 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 *other = NULL, *str;
const char *reason = NULL;
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]) == 0) {
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);
if (revtm == NULL)
return NULL;
if (asprintf(&str, "%s%s%s%s%s", revtm->data,
reason ? "," : "", reason ? reason : "",
other ? "," : "", other ? other : "") == -1)
str = NULL;
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, const 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 != NULL && !X509_REVOKED_set_revocationDate(rev, revDate))
goto err;
if (rev != NULL && (reason_code != OCSP_REVOKED_STATUS_NOSTATUS)) {
rtmp = ASN1_ENUMERATED_new();
if (rtmp == NULL || !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 != NULL && comp_time != NULL) {
if (!X509_REVOKED_add1_ext_i2d(rev, NID_invalidity_date,
comp_time, 0, 0))
goto err;
}
if (rev != NULL && hold != NULL) {
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:
free(tmp);
ASN1_OBJECT_free(hold);
ASN1_GENERALIZEDTIME_free(comp_time);
ASN1_ENUMERATED_free(rtmp);
ASN1_TIME_free(revDate);
return ret;
}
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, const char *str)
{
char *tmp = NULL;
char *rtime_str, *reason_str = NULL, *arg_str = NULL, *p;
int reason_code = -1;
int ret = 0;
unsigned int i;
ASN1_OBJECT *hold = NULL;
ASN1_GENERALIZEDTIME *comp_time = NULL;
if ((tmp = strdup(str)) == NULL) {
BIO_printf(bio_err, "malloc failed\n");
goto err;
}
p = strchr(tmp, ',');
rtime_str = tmp;
if (p != NULL) {
*p = '\0';
p++;
reason_str = p;
p = strchr(p, ',');
if (p != NULL) {
*p = '\0';
arg_str = p + 1;
}
}
if (prevtm != NULL) {
*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 != NULL) {
for (i = 0; i < NUM_REASONS; i++) {
if (strcasecmp(reason_str, crl_reasons[i]) == 0) {
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 == NULL) {
BIO_printf(bio_err,
"missing hold instruction\n");
goto err;
}
reason_code = OCSP_REVOKED_STATUS_CERTIFICATEHOLD;
hold = OBJ_txt2obj(arg_str, 0);
if (hold == NULL) {
BIO_printf(bio_err,
"invalid object identifier %s\n", arg_str);
goto err;
}
if (phold != NULL)
*phold = hold;
} else if ((reason_code == 9) || (reason_code == 10)) {
if (arg_str == NULL) {
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 != NULL)
*preason = reason_code;
if (pinvtm != NULL)
*pinvtm = comp_time;
else
ASN1_GENERALIZEDTIME_free(comp_time);
ret = 1;
err:
free(tmp);
if (phold == NULL)
ASN1_OBJECT_free(hold);
if (pinvtm == NULL)
ASN1_GENERALIZEDTIME_free(comp_time);
return ret;
}
static char *
bin2hex(unsigned char *data, size_t len)
{
char *ret = NULL;
char hex[] = "0123456789ABCDEF";
int i;
if ((ret = malloc(len * 2 + 1)) != NULL) {
for (i = 0; i < len; i++) {
ret[i * 2 + 0] = hex[data[i] >> 4];
ret[i * 2 + 1] = hex[data[i] & 0x0F];
}
ret[len * 2] = '\0';
}
return ret;
}
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