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[netbsd-mini2440.git] / crypto / dist / heimdal / lib / hx509 / hxtool.c

/*
 * Copyright (c) 2004 - 2007 Kungliga Tekniska Högskolan
 * (Royal Institute of Technology, Stockholm, Sweden). 
 * All rights reserved. 
 *
 * 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 above 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. Neither the name of the Institute nor the names of its contributors 
 *    may be used to endorse or promote products derived from this software 
 *    without specific prior written permission. 
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``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 INSTITUTE 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. 
 */

#include "hx_locl.h"
__RCSID("$Heimdal: hxtool.c 22333 2007-12-17 01:03:43Z lha $"
        "$NetBSD$");

#include <hxtool-commands.h>
#include <sl.h>
#include <parse_time.h>

static hx509_context context;

static char *stat_file_string;
static int version_flag;
static int help_flag;

struct getargs args[] = {
    { "statistic-file", 0, arg_string, &stat_file_string },
    { "version", 0, arg_flag, &version_flag },
    { "help", 0, arg_flag, &help_flag }
};
int num_args = sizeof(args) / sizeof(args[0]);

static void
usage(int code)
{
    arg_printusage(args, num_args, NULL, "command");
    printf("Use \"%s help\" to get more help\n", getprogname());
    exit(code);
}

/*
 *
 */

static void
lock_strings(hx509_lock lock, getarg_strings *pass)
{
    int i;
    for (i = 0; i < pass->num_strings; i++) {
        int ret = hx509_lock_command_string(lock, pass->strings[i]);
        if (ret)
            errx(1, "hx509_lock_command_string: %s: %d", 
                 pass->strings[i], ret);
    }
}

/*
 *
 */

static void
certs_strings(hx509_context context, const char *type, hx509_certs certs,
              hx509_lock lock, const getarg_strings *s)
{
    int i, ret;

    for (i = 0; i < s->num_strings; i++) {
        ret = hx509_certs_append(context, certs, lock, s->strings[i]);
        if (ret)
            hx509_err(context, 1, ret,
                      "hx509_certs_append: %s %s", type, s->strings[i]);
    }
}

/*
 *
 */

static void
parse_oid(const char *str, const heim_oid *def, heim_oid *oid)
{
    int ret;
    if (str)
        ret = der_parse_heim_oid (str, " .", oid);
    else
        ret = der_copy_oid(def, oid);
    if  (ret)
        errx(1, "parse_oid failed for: %s", str ? str : "default oid");
}

/*
 *
 */

static void
peer_strings(hx509_context context,
             hx509_peer_info *peer, 
             const getarg_strings *s)
{
    AlgorithmIdentifier *val;
    int ret, i;
    
    ret = hx509_peer_info_alloc(context, peer);
    if (ret)
        hx509_err(context, 1, ret, "hx509_peer_info_alloc");
    
    val = calloc(s->num_strings, sizeof(*val));
    if (val == NULL)
        err(1, "malloc");

    for (i = 0; i < s->num_strings; i++)
        parse_oid(s->strings[i], NULL, &val[i].algorithm);
            
    ret = hx509_peer_info_set_cms_algs(context, *peer, val, s->num_strings);
    if (ret)
        hx509_err(context, 1, ret, "hx509_peer_info_set_cms_algs");

    for (i = 0; i < s->num_strings; i++)
        free_AlgorithmIdentifier(&val[i]);
    free(val);
}

/*
 *
 */

int
cms_verify_sd(struct cms_verify_sd_options *opt, int argc, char **argv)
{
    hx509_verify_ctx ctx = NULL;
    heim_oid type;
    heim_octet_string c, co, signeddata, *sd = NULL;
    hx509_certs store = NULL;
    hx509_certs signers = NULL;
    hx509_certs anchors = NULL;
    hx509_lock lock;
    int ret;

    size_t sz;
    void *p;

    if (opt->missing_revoke_flag)
        hx509_context_set_missing_revoke(context, 1);

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    ret = _hx509_map_file(argv[0], &p, &sz, NULL);
    if (ret)
        err(1, "map_file: %s: %d", argv[0], ret);

    if (opt->signed_content_string) {
        ret = _hx509_map_file_os(opt->signed_content_string, &signeddata, NULL);
        if (ret)
            err(1, "map_file: %s: %d", opt->signed_content_string, ret);
        sd = &signeddata;
    }

    ret = hx509_verify_init_ctx(context, &ctx);

    ret = hx509_certs_init(context, "MEMORY:cms-anchors", 0, NULL, &anchors);
    ret = hx509_certs_init(context, "MEMORY:cert-store", 0, NULL, &store);

    certs_strings(context, "anchors", anchors, lock, &opt->anchors_strings);
    certs_strings(context, "store", store, lock, &opt->certificate_strings);

    co.data = p;
    co.length = sz;

    if (opt->content_info_flag) {
        heim_octet_string uwco;
        heim_oid oid;

        ret = hx509_cms_unwrap_ContentInfo(&co, &oid, &uwco, NULL);
        if (ret)
            errx(1, "hx509_cms_unwrap_ContentInfo: %d", ret);

        if (der_heim_oid_cmp(&oid, oid_id_pkcs7_signedData()) != 0)
            errx(1, "Content is not SignedData");
        der_free_oid(&oid);

        co = uwco;
    }

    hx509_verify_attach_anchors(ctx, anchors);

    ret = hx509_cms_verify_signed(context, ctx, co.data, co.length, sd,
                                  store, &type, &c, &signers);
    if (co.data != p)
        der_free_octet_string(&co);
    if (ret)
        hx509_err(context, 1, ret, "hx509_cms_verify_signed");

    {
        char *str;
        der_print_heim_oid(&type, '.', &str);
        printf("type: %s\n", str);
        free(str);
        der_free_oid(&type);
    }
    printf("signers:\n");
    hx509_certs_iter(context, signers, hx509_ci_print_names, stdout);

    hx509_verify_destroy_ctx(ctx);

    hx509_certs_free(&store);
    hx509_certs_free(&signers);
    hx509_certs_free(&anchors);

    hx509_lock_free(lock);

    ret = _hx509_write_file(argv[1], c.data, c.length);
    if (ret)
        errx(1, "hx509_write_file: %d", ret);

    der_free_octet_string(&c);
    _hx509_unmap_file(p, sz);
    if (sd)
        _hx509_unmap_file_os(sd);

    return 0;
}

int
cms_create_sd(struct cms_create_sd_options *opt, int argc, char **argv)
{
    heim_oid contentType;
    hx509_peer_info peer = NULL;
    heim_octet_string o;
    hx509_query *q;
    hx509_lock lock;
    hx509_certs store, pool, anchors;
    hx509_cert cert;
    size_t sz;
    void *p;
    int ret, flags = 0;
    char *signer_name = NULL;

    memset(&contentType, 0, sizeof(contentType));

    if (argc < 2)
        errx(1, "argc < 2");

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    ret = hx509_certs_init(context, "MEMORY:cert-store", 0, NULL, &store);
    ret = hx509_certs_init(context, "MEMORY:cert-pool", 0, NULL, &pool);

    certs_strings(context, "store", store, lock, &opt->certificate_strings);
    certs_strings(context, "pool", pool, lock, &opt->pool_strings);

    if (opt->anchors_strings.num_strings) {
        ret = hx509_certs_init(context, "MEMORY:cert-anchors", 
                               0, NULL, &anchors);
        certs_strings(context, "anchors", anchors, lock, &opt->anchors_strings);
    } else
        anchors = NULL;

    if (opt->detached_signature_flag)
        flags |= HX509_CMS_SIGATURE_DETACHED;
    if (opt->id_by_name_flag)
        flags |= HX509_CMS_SIGATURE_ID_NAME;

    ret = hx509_query_alloc(context, &q);
    if (ret)
        errx(1, "hx509_query_alloc: %d", ret);

    hx509_query_match_option(q, HX509_QUERY_OPTION_PRIVATE_KEY);
    hx509_query_match_option(q, HX509_QUERY_OPTION_KU_DIGITALSIGNATURE);
                             
    if (opt->signer_string)
        hx509_query_match_friendly_name(q, opt->signer_string);

    ret = hx509_certs_find(context, store, q, &cert);
    hx509_query_free(context, q);
    if (ret)
        hx509_err(context, 1, ret, "hx509_certs_find");

    ret = _hx509_map_file(argv[0], &p, &sz, NULL);
    if (ret)
        err(1, "map_file: %s: %d", argv[0], ret);

    if (opt->peer_alg_strings.num_strings)
        peer_strings(context, &peer, &opt->peer_alg_strings);

    parse_oid(opt->content_type_string, oid_id_pkcs7_data(), &contentType);

    ret = hx509_cms_create_signed_1(context,
                                    flags,
                                    &contentType,
                                    p,
                                    sz, 
                                    NULL,
                                    cert,
                                    peer,
                                    anchors,
                                    pool,
                                    &o);
    if (ret)
        errx(1, "hx509_cms_create_signed: %d", ret);

    {
        hx509_name name;
        
        ret = hx509_cert_get_subject(cert, &name);
        if (ret)
            errx(1, "hx509_cert_get_subject");
        
        ret = hx509_name_to_string(name, &signer_name);
        hx509_name_free(&name);
        if (ret)
            errx(1, "hx509_name_to_string");
    }


    hx509_certs_free(&anchors);
    hx509_certs_free(&pool);
    hx509_cert_free(cert);
    hx509_certs_free(&store);
    _hx509_unmap_file(p, sz);
    hx509_lock_free(lock);
    hx509_peer_info_free(peer);
    der_free_oid(&contentType);

    if (opt->content_info_flag) {
        heim_octet_string wo;

        ret = hx509_cms_wrap_ContentInfo(oid_id_pkcs7_signedData(), &o, &wo);
        if (ret)
            errx(1, "hx509_cms_wrap_ContentInfo: %d", ret);

        der_free_octet_string(&o);
        o = wo;
    }

    if (opt->pem_flag) {
        hx509_pem_header *header = NULL;
        FILE *f;

        hx509_pem_add_header(&header, "Content-disposition", 
                             opt->detached_signature_flag ? "detached" : "inline");
        hx509_pem_add_header(&header, "Signer", signer_name);

        f = fopen(argv[1], "w");
        if (f == NULL)
            err(1, "open %s", argv[1]);
        
        ret = hx509_pem_write(context, "CMS SIGNEDDATA", header, f, 
                              o.data, o.length);
        fclose(f);
        hx509_pem_free_header(header);
        if (ret)
            errx(1, "hx509_pem_write: %d", ret);

    } else {
        ret = _hx509_write_file(argv[1], o.data, o.length);
        if (ret)
            errx(1, "hx509_write_file: %d", ret);
    }

    free(signer_name);
    free(o.data);

    return 0;
}

int
cms_unenvelope(struct cms_unenvelope_options *opt, int argc, char **argv)
{
    heim_oid contentType = { 0, NULL };
    heim_octet_string o, co;
    hx509_certs certs;
    size_t sz;
    void *p;
    int ret;
    hx509_lock lock;

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    ret = _hx509_map_file(argv[0], &p, &sz, NULL);
    if (ret)
        err(1, "map_file: %s: %d", argv[0], ret);

    co.data = p;
    co.length = sz;

    if (opt->content_info_flag) {
        heim_octet_string uwco;
        heim_oid oid;

        ret = hx509_cms_unwrap_ContentInfo(&co, &oid, &uwco, NULL);
        if (ret)
            errx(1, "hx509_cms_unwrap_ContentInfo: %d", ret);

        if (der_heim_oid_cmp(&oid, oid_id_pkcs7_envelopedData()) != 0)
            errx(1, "Content is not SignedData");
        der_free_oid(&oid);

        co = uwco;
    }

    ret = hx509_certs_init(context, "MEMORY:cert-store", 0, NULL, &certs);
    if (ret)
        errx(1, "hx509_certs_init: MEMORY: %d", ret);

    certs_strings(context, "store", certs, lock, &opt->certificate_strings);

    ret = hx509_cms_unenvelope(context, certs, 0, co.data, co.length,
                               NULL, &contentType, &o);
    if (co.data != p)
        der_free_octet_string(&co);
    if (ret)
        hx509_err(context, 1, ret, "hx509_cms_unenvelope");

    _hx509_unmap_file(p, sz);
    hx509_lock_free(lock);
    hx509_certs_free(&certs);
    der_free_oid(&contentType);

    ret = _hx509_write_file(argv[1], o.data, o.length);
    if (ret)
        errx(1, "hx509_write_file: %d", ret);

    der_free_octet_string(&o);

    return 0;
}

int
cms_create_enveloped(struct cms_envelope_options *opt, int argc, char **argv)
{
    heim_oid contentType;
    heim_octet_string o;
    const heim_oid *enctype = NULL;
    hx509_query *q;
    hx509_certs certs;
    hx509_cert cert;
    int ret;
    size_t sz;
    void *p;
    hx509_lock lock;

    memset(&contentType, 0, sizeof(contentType));

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    ret = _hx509_map_file(argv[0], &p, &sz, NULL);
    if (ret)
        err(1, "map_file: %s: %d", argv[0], ret);

    ret = hx509_certs_init(context, "MEMORY:cert-store", 0, NULL, &certs);

    certs_strings(context, "store", certs, lock, &opt->certificate_strings);

    if (opt->encryption_type_string) {
        enctype = hx509_crypto_enctype_by_name(opt->encryption_type_string);
        if (enctype == NULL)
            errx(1, "encryption type: %s no found", 
                 opt->encryption_type_string);
    }

    ret = hx509_query_alloc(context, &q);
    if (ret)
        errx(1, "hx509_query_alloc: %d", ret);

    hx509_query_match_option(q, HX509_QUERY_OPTION_KU_ENCIPHERMENT);

    ret = hx509_certs_find(context, certs, q, &cert);
    hx509_query_free(context, q);
    if (ret)
        errx(1, "hx509_certs_find: %d", ret);

    parse_oid(opt->content_type_string, oid_id_pkcs7_data(), &contentType);

    ret = hx509_cms_envelope_1(context, 0, cert, p, sz, enctype, 
                               &contentType, &o);
    if (ret)
        errx(1, "hx509_cms_envelope_1: %d", ret);

    hx509_cert_free(cert);
    hx509_certs_free(&certs);
    _hx509_unmap_file(p, sz);
    der_free_oid(&contentType);

    if (opt->content_info_flag) {
        heim_octet_string wo;

        ret = hx509_cms_wrap_ContentInfo(oid_id_pkcs7_envelopedData(), &o, &wo);
        if (ret)
            errx(1, "hx509_cms_wrap_ContentInfo: %d", ret);

        der_free_octet_string(&o);
        o = wo;
    }

    hx509_lock_free(lock);

    ret = _hx509_write_file(argv[1], o.data, o.length);
    if (ret)
        errx(1, "hx509_write_file: %d", ret);

    der_free_octet_string(&o);

    return 0;
}

static void
print_certificate(hx509_context hxcontext, hx509_cert cert, int verbose)
{
    hx509_name name;
    const char *fn;
    char *str;
    int ret;
    
    fn = hx509_cert_get_friendly_name(cert);
    if (fn)
        printf("    friendly name: %s\n", fn);
    printf("    private key: %s\n", 
           _hx509_cert_private_key(cert) ? "yes" : "no");

    ret = hx509_cert_get_issuer(cert, &name);
    hx509_name_to_string(name, &str);
    hx509_name_free(&name);
    printf("    issuer:  \"%s\"\n", str);
    free(str);

    ret = hx509_cert_get_subject(cert, &name);
    hx509_name_to_string(name, &str);
    hx509_name_free(&name);
    printf("    subject: \"%s\"\n", str);
    free(str);

    {
        heim_integer serialNumber;

        hx509_cert_get_serialnumber(cert, &serialNumber);
        der_print_hex_heim_integer(&serialNumber, &str);
        der_free_heim_integer(&serialNumber);
        printf("    serial: %s\n", str);
        free(str);
    }

    printf("    keyusage: ");
    ret = hx509_cert_keyusage_print(hxcontext, cert, &str);
    if (ret == 0) {
        printf("%s\n", str);
        free(str);
    } else
        printf("no");

    if (verbose) {
        hx509_validate_ctx vctx;

        hx509_validate_ctx_init(hxcontext, &vctx);
        hx509_validate_ctx_set_print(vctx, hx509_print_stdout, stdout);
        hx509_validate_ctx_add_flags(vctx, HX509_VALIDATE_F_VALIDATE);
        hx509_validate_ctx_add_flags(vctx, HX509_VALIDATE_F_VERBOSE);
        
        hx509_validate_cert(hxcontext, vctx, cert);

        hx509_validate_ctx_free(vctx);
    }
}


struct print_s {
    int counter;
    int verbose;
};

static int
print_f(hx509_context hxcontext, void *ctx, hx509_cert cert)
{
    struct print_s *s = ctx;
    
    printf("cert: %d\n", s->counter++);
    print_certificate(context, cert, s->verbose);

    return 0;
}

int
pcert_print(struct print_options *opt, int argc, char **argv)
{
    hx509_certs certs;
    hx509_lock lock;
    struct print_s s;

    s.counter = 0;
    s.verbose = opt->content_flag;

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    while(argc--) {
        int ret;
        ret = hx509_certs_init(context, argv[0], 0, lock, &certs);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_init");
        if (opt->info_flag)
            hx509_certs_info(context, certs, NULL, NULL);
        hx509_certs_iter(context, certs, print_f, &s);
        hx509_certs_free(&certs);
        argv++;
    }

    hx509_lock_free(lock);

    return 0;
}


static int
validate_f(hx509_context hxcontext, void *ctx, hx509_cert c)
{
    hx509_validate_cert(hxcontext, ctx, c);
    return 0;
}

int
pcert_validate(struct validate_options *opt, int argc, char **argv)
{
    hx509_validate_ctx ctx;
    hx509_certs certs;
    hx509_lock lock;

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    hx509_validate_ctx_init(context, &ctx);
    hx509_validate_ctx_set_print(ctx, hx509_print_stdout, stdout);
    hx509_validate_ctx_add_flags(ctx, HX509_VALIDATE_F_VALIDATE);

    while(argc--) {
        int ret;
        ret = hx509_certs_init(context, argv[0], 0, lock, &certs);
        if (ret)
            errx(1, "hx509_certs_init: %d", ret);
        hx509_certs_iter(context, certs, validate_f, ctx);
        hx509_certs_free(&certs);
        argv++;
    }
    hx509_validate_ctx_free(ctx);

    hx509_lock_free(lock);

    return 0;
}

int
certificate_copy(struct certificate_copy_options *opt, int argc, char **argv)
{
    hx509_certs certs;
    hx509_lock lock;
    int ret;

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->in_pass_strings);

    ret = hx509_certs_init(context, argv[argc - 1], 
                           HX509_CERTS_CREATE, lock, &certs);
    if (ret)
        hx509_err(context, 1, ret, "hx509_certs_init");

    while(argc-- > 1) {
        int ret;
        ret = hx509_certs_append(context, certs, lock, argv[0]);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_append");
        argv++;
    }

    ret = hx509_certs_store(context, certs, 0, NULL);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_store");

    hx509_certs_free(&certs);
    hx509_lock_free(lock);

    return 0;
}

struct verify {
    hx509_verify_ctx ctx;
    hx509_certs chain;
    const char *hostname;
    int errors;
};

static int
verify_f(hx509_context hxcontext, void *ctx, hx509_cert c)
{
    struct verify *v = ctx;
    int ret;

    ret = hx509_verify_path(hxcontext, v->ctx, c, v->chain);
    if (ret) {
        char *s = hx509_get_error_string(hxcontext, ret);
        printf("verify_path: %s: %d\n", s, ret);
        hx509_free_error_string(s);
        v->errors++;
    } else
        printf("path ok\n");

    if (v->hostname) {
        ret = hx509_verify_hostname(hxcontext, c, 0, HX509_HN_HOSTNAME,
                                    v->hostname, NULL, 0);
        if (ret) {
            printf("verify_hostname: %d\n", ret);
            v->errors++;
        }
    }

    return 0;
}

int
pcert_verify(struct verify_options *opt, int argc, char **argv)
{
    hx509_certs anchors, chain, certs;
    hx509_revoke_ctx revoke_ctx;
    hx509_verify_ctx ctx;
    struct verify v;
    int ret;

    memset(&v, 0, sizeof(v));

    if (opt->missing_revoke_flag)
        hx509_context_set_missing_revoke(context, 1);

    ret = hx509_verify_init_ctx(context, &ctx);
    ret = hx509_certs_init(context, "MEMORY:anchors", 0, NULL, &anchors);
    ret = hx509_certs_init(context, "MEMORY:chain", 0, NULL, &chain);
    ret = hx509_certs_init(context, "MEMORY:certs", 0, NULL, &certs);

    if (opt->allow_proxy_certificate_flag)
        hx509_verify_set_proxy_certificate(ctx, 1);

    if (opt->time_string) {
        const char *p;
        struct tm tm;
        time_t t;

        memset(&tm, 0, sizeof(tm));

        p = strptime (opt->time_string, "%Y-%m-%d", &tm);
        if (p == NULL)
            errx(1, "Failed to parse time %s, need to be on format %%Y-%%m-%%d",
                 opt->time_string);
        
        t = tm2time (tm, 0);

        hx509_verify_set_time(ctx, t);
    }

    if (opt->hostname_string)
        v.hostname = opt->hostname_string;
    if (opt->max_depth_integer)
        hx509_verify_set_max_depth(ctx, opt->max_depth_integer);

    ret = hx509_revoke_init(context, &revoke_ctx);
    if (ret)
        errx(1, "hx509_revoke_init: %d", ret);

    while(argc--) {
        char *s = *argv++;

        if (strncmp(s, "chain:", 6) == 0) {
            s += 6;

            ret = hx509_certs_append(context, chain, NULL, s);
            if (ret)
                hx509_err(context, 1, ret, "hx509_certs_append: chain: %s: %d", s, ret);

        } else if (strncmp(s, "anchor:", 7) == 0) {
            s += 7;

            ret = hx509_certs_append(context, anchors, NULL, s);
            if (ret)
                hx509_err(context, 1, ret, "hx509_certs_append: anchor: %s: %d", s, ret);

        } else if (strncmp(s, "cert:", 5) == 0) {
            s += 5;

            ret = hx509_certs_append(context, certs, NULL, s);
            if (ret)
                hx509_err(context, 1, ret, "hx509_certs_append: certs: %s: %d", 
                          s, ret);

        } else if (strncmp(s, "crl:", 4) == 0) {
            s += 4;

            ret = hx509_revoke_add_crl(context, revoke_ctx, s);
            if (ret)
                errx(1, "hx509_revoke_add_crl: %s: %d", s, ret);

        } else if (strncmp(s, "ocsp:", 4) == 0) {
            s += 5;

            ret = hx509_revoke_add_ocsp(context, revoke_ctx, s);
            if (ret)
                errx(1, "hx509_revoke_add_ocsp: %s: %d", s, ret);

        } else {
            errx(1, "unknown option to verify: `%s'\n", s);
        }
    }

    hx509_verify_attach_anchors(ctx, anchors);
    hx509_verify_attach_revoke(ctx, revoke_ctx);

    v.ctx = ctx;
    v.chain = chain;

    hx509_certs_iter(context, certs, verify_f, &v);

    hx509_verify_destroy_ctx(ctx);

    hx509_certs_free(&certs);
    hx509_certs_free(&chain);
    hx509_certs_free(&anchors);

    hx509_revoke_free(&revoke_ctx);

    if (v.errors) {
        printf("failed verifing %d checks\n", v.errors);
        return 1;
    }

    return 0;
}

int
query(struct query_options *opt, int argc, char **argv)
{
    hx509_lock lock;
    hx509_query *q;
    hx509_certs certs;
    hx509_cert c;
    int ret;

    ret = hx509_query_alloc(context, &q);
    if (ret)
        errx(1, "hx509_query_alloc: %d", ret);

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    ret = hx509_certs_init(context, "MEMORY:cert-store", 0, NULL, &certs);

    while (argc > 0) {

        ret = hx509_certs_append(context, certs, lock, argv[0]);
        if (ret)
            errx(1, "hx509_certs_append: %s: %d", argv[0], ret);

        argc--;
        argv++;
    }

    if (opt->friendlyname_string)
        hx509_query_match_friendly_name(q, opt->friendlyname_string);

    if (opt->private_key_flag)
        hx509_query_match_option(q, HX509_QUERY_OPTION_PRIVATE_KEY);

    if (opt->keyEncipherment_flag)
        hx509_query_match_option(q, HX509_QUERY_OPTION_KU_ENCIPHERMENT);

    if (opt->digitalSignature_flag)
        hx509_query_match_option(q, HX509_QUERY_OPTION_KU_DIGITALSIGNATURE);

    ret = hx509_certs_find(context, certs, q, &c);
    hx509_query_free(context, q);
    if (ret)
        printf("no match found (%d)\n", ret);
    else {
        printf("match found\n");
        if (opt->print_flag)
            print_certificate(context, c, 0);
    }

    hx509_cert_free(c);
    hx509_certs_free(&certs);

    hx509_lock_free(lock);

    return ret;
}

int
ocsp_fetch(struct ocsp_fetch_options *opt, int argc, char **argv)
{
    hx509_certs reqcerts, pool;
    heim_octet_string req, nonce_data, *nonce = &nonce_data;
    hx509_lock lock;
    int i, ret;
    char *file;
    const char *url = "/";

    memset(&nonce, 0, sizeof(nonce));

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    /* no nonce */
    if (!opt->nonce_flag)
        nonce = NULL;

    if (opt->url_path_string)
        url = opt->url_path_string;

    ret = hx509_certs_init(context, "MEMORY:ocsp-pool", 0, NULL, &pool);

    certs_strings(context, "ocsp-pool", pool, lock, &opt->pool_strings);

    file = argv[0];

    ret = hx509_certs_init(context, "MEMORY:ocsp-req", 0, NULL, &reqcerts);

    for (i = 1; i < argc; i++) {
        ret = hx509_certs_append(context, reqcerts, lock, argv[i]);
        if (ret)
            errx(1, "hx509_certs_append: req: %s: %d", argv[i], ret);
    }

    ret = hx509_ocsp_request(context, reqcerts, pool, NULL, NULL, &req, nonce);
    if (ret)
        errx(1, "hx509_ocsp_request: req: %d", ret);
        
    {
        FILE *f;

        f = fopen(file, "w");
        if (f == NULL)
            abort();

        fprintf(f, 
                "POST %s HTTP/1.0\r\n"
                "Content-Type: application/ocsp-request\r\n"
                "Content-Length: %ld\r\n"
                "\r\n",
                url,
                (unsigned long)req.length);
        fwrite(req.data, req.length, 1, f);
        fclose(f);
    }

    if (nonce)
        der_free_octet_string(nonce);

    hx509_certs_free(&reqcerts);
    hx509_certs_free(&pool);

    return 0;
}

int
ocsp_print(struct ocsp_print_options *opt, int argc, char **argv)
{
    hx509_revoke_ocsp_print(context, argv[0], stdout);
    return 0;
}

/*
 *
 */

static int
verify_o(hx509_context hxcontext, void *ctx, hx509_cert c)
{
    heim_octet_string *os = ctx;
    time_t expiration;
    int ret;

    ret = hx509_ocsp_verify(context, 0, c, 0, 
                            os->data, os->length, &expiration);
    if (ret) {
        char *s = hx509_get_error_string(hxcontext, ret);
        printf("ocsp_verify: %s: %d\n", s, ret);
        hx509_free_error_string(s);
    } else
        printf("expire: %d\n", (int)expiration);

    return ret;
}


int
ocsp_verify(struct ocsp_verify_options *opt, int argc, char **argv)
{
    hx509_lock lock;
    hx509_certs certs;
    int ret, i;
    heim_octet_string os;
    
    hx509_lock_init(context, &lock);

    if (opt->ocsp_file_string == NULL)
        errx(1, "no ocsp file given");

    ret = _hx509_map_file(opt->ocsp_file_string, &os.data, &os.length, NULL);
    if (ret)
        err(1, "map_file: %s: %d", argv[0], ret);
    
    ret = hx509_certs_init(context, "MEMORY:test-certs", 0, NULL, &certs);

    for (i = 0; i < argc; i++) {
        ret = hx509_certs_append(context, certs, lock, argv[i]);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_append: %s", argv[i]);
    }

    ret = hx509_certs_iter(context, certs, verify_o, &os);

    hx509_certs_free(&certs);
    _hx509_unmap_file(os.data, os.length);
    hx509_lock_free(lock);

    return ret;
}

static int
read_private_key(const char *fn, hx509_private_key *key)
{
    hx509_private_key *keys;
    hx509_certs certs;
    int ret;
    
    *key = NULL;

    ret = hx509_certs_init(context, fn, 0, NULL, &certs);
    if (ret)
        hx509_err(context, 1, ret, "hx509_certs_init: %s", fn);

    ret = _hx509_certs_keys_get(context, certs, &keys);
    hx509_certs_free(&certs);
    if (ret)
        hx509_err(context, 1, ret, "hx509_certs_keys_get");
    if (keys[0] == NULL)
        errx(1, "no keys in key store: %s", fn);

    *key = _hx509_private_key_ref(keys[0]);
    _hx509_certs_keys_free(context, keys);

    return 0;
}

static void
get_key(const char *fn, const char *type, int optbits,
        hx509_private_key *signer)
{
    int ret;

    if (type) {
        BIGNUM *e;
        RSA *rsa;
        unsigned char *p0, *p;
        size_t len;
        int bits = 1024;

        if (fn == NULL)
            errx(1, "no key argument, don't know here to store key");
        
        if (strcasecmp(type, "rsa") != 0)
            errx(1, "can only handle rsa keys for now");
            
        e = BN_new();
        BN_set_word(e, 0x10001);

        if (optbits)
            bits = optbits;

        rsa = RSA_new();
        if(rsa == NULL)
            errx(1, "RSA_new failed");

        ret = RSA_generate_key_ex(rsa, bits, e, NULL);
        if(ret != 1)
            errx(1, "RSA_new failed");

        BN_free(e);

        len = i2d_RSAPrivateKey(rsa, NULL);

        p0 = p = malloc(len);
        if (p == NULL)
            errx(1, "out of memory");
        
        i2d_RSAPrivateKey(rsa, &p);

        rk_dumpdata(fn, p0, len);
        memset(p0, 0, len);
        free(p0);
        
        RSA_free(rsa);

    } else if (fn == NULL)
        err(1, "no private key");

    ret = read_private_key(fn, signer);
    if (ret)
        err(1, "read_private_key");
}

int
request_create(struct request_create_options *opt, int argc, char **argv)
{
    heim_octet_string request;
    hx509_request req;
    int ret, i;
    hx509_private_key signer;
    SubjectPublicKeyInfo key;
    const char *outfile = argv[0];

    memset(&key, 0, sizeof(key));

    get_key(opt->key_string, 
            opt->generate_key_string,
            opt->key_bits_integer,
            &signer);
    
    _hx509_request_init(context, &req);

    if (opt->subject_string) {
        hx509_name name = NULL;

        ret = hx509_parse_name(context, opt->subject_string, &name);
        if (ret)
            errx(1, "hx509_parse_name: %d\n", ret);
        _hx509_request_set_name(context, req, name);

        if (opt->verbose_flag) {
            char *s;
            hx509_name_to_string(name, &s);
            printf("%s\n", s);
        }
        hx509_name_free(&name);
    }

    for (i = 0; i < opt->email_strings.num_strings; i++) {
        ret = _hx509_request_add_email(context, req, 
                                       opt->email_strings.strings[i]);
    }

    for (i = 0; i < opt->dnsname_strings.num_strings; i++) {
        ret = _hx509_request_add_dns_name(context, req, 
                                          opt->dnsname_strings.strings[i]);
    }


    ret = _hx509_private_key2SPKI(context, signer, &key);
    if (ret)
        errx(1, "_hx509_private_key2SPKI: %d\n", ret);

    ret = _hx509_request_set_SubjectPublicKeyInfo(context,
                                                  req,
                                                  &key);
    free_SubjectPublicKeyInfo(&key);
    if (ret)
        hx509_err(context, 1, ret, "_hx509_request_set_SubjectPublicKeyInfo");

    ret = _hx509_request_to_pkcs10(context,
                                   req,
                                   signer,
                                   &request);
    if (ret)
        hx509_err(context, 1, ret, "_hx509_request_to_pkcs10");

    _hx509_private_key_free(&signer);
    _hx509_request_free(&req);

    if (ret == 0)
        rk_dumpdata(outfile, request.data, request.length);
    der_free_octet_string(&request);

    return 0;
}

int
request_print(struct request_print_options *opt, int argc, char **argv)
{
    int ret, i;

    printf("request print\n");

    for (i = 0; i < argc; i++) {
        hx509_request req;

        ret = _hx509_request_parse(context, argv[i], &req);
        if (ret)
            hx509_err(context, 1, ret, "parse_request: %s", argv[i]);

        ret = _hx509_request_print(context, req, stdout);
        _hx509_request_free(&req);
        if (ret)
            hx509_err(context, 1, ret, "Failed to print file %s", argv[i]);
    }

    return 0;
}

int
info(void *opt, int argc, char **argv)
{

    ENGINE_add_conf_module();

    {
        const RSA_METHOD *m = RSA_get_default_method();
        if (m != NULL)
            printf("rsa: %s\n", m->name);
    }
    {
        const DH_METHOD *m = DH_get_default_method();
        if (m != NULL)
            printf("dh: %s\n", m->name);
    }
    {
        int ret = RAND_status();
        printf("rand: %s\n", ret == 1 ? "ok" : "not available");
    }

    return 0;
}

int
random_data(void *opt, int argc, char **argv)
{
    void *ptr;
    int len, ret;

    len = parse_bytes(argv[0], "byte");
    if (len <= 0) {
        fprintf(stderr, "bad argument to random-data\n");
        return 1;
    }

    ptr = malloc(len);
    if (ptr == NULL) {
        fprintf(stderr, "out of memory\n");
        return 1;
    }

    ret = RAND_bytes(ptr, len);
    if (ret != 1) {
        free(ptr);
        fprintf(stderr, "did not get cryptographic strong random\n");
        return 1;
    }

    fwrite(ptr, len, 1, stdout);
    fflush(stdout);

    free(ptr);

    return 0;
}

int
crypto_available(struct crypto_available_options *opt, int argc, char **argv)
{
    AlgorithmIdentifier *val;
    unsigned int len, i;
    int ret, type;

    if (opt->type_string) {
        if (strcmp(opt->type_string, "all") == 0)
            type = HX509_SELECT_ALL;
        else if (strcmp(opt->type_string, "digest") == 0)
            type = HX509_SELECT_DIGEST;
        else if (strcmp(opt->type_string, "public-sig") == 0)
            type = HX509_SELECT_PUBLIC_SIG;
        else if (strcmp(opt->type_string, "secret") == 0)
            type = HX509_SELECT_SECRET_ENC;
        else
            errx(1, "unknown type: %s", opt->type_string);
    } else
        type = HX509_SELECT_ALL;

    ret = hx509_crypto_available(context, type, NULL, &val, &len);
    if (ret)
        errx(1, "hx509_crypto_available");

    for (i = 0; i < len; i++) {
        char *s;
        der_print_heim_oid (&val[i].algorithm, '.', &s);
        printf("%s\n", s);
        free(s);
    }

    hx509_crypto_free_algs(val, len);

    return 0;
}

int
crypto_select(struct crypto_select_options *opt, int argc, char **argv)
{
    hx509_peer_info peer = NULL;
    AlgorithmIdentifier selected;
    int ret, type;
    char *s;

    if (opt->type_string) {
        if (strcmp(opt->type_string, "digest") == 0)
            type = HX509_SELECT_DIGEST;
        else if (strcmp(opt->type_string, "public-sig") == 0)
            type = HX509_SELECT_PUBLIC_SIG;
        else if (strcmp(opt->type_string, "secret") == 0)
            type = HX509_SELECT_SECRET_ENC;
        else
            errx(1, "unknown type: %s", opt->type_string);
    } else
        type = HX509_SELECT_DIGEST;

    if (opt->peer_cmstype_strings.num_strings)
        peer_strings(context, &peer, &opt->peer_cmstype_strings);

    ret = hx509_crypto_select(context, type, NULL, peer, &selected);
    if (ret)
        errx(1, "hx509_crypto_available");

    der_print_heim_oid (&selected.algorithm, '.', &s);
    printf("%s\n", s);
    free(s);
    free_AlgorithmIdentifier(&selected);

    hx509_peer_info_free(peer);

    return 0;
}

int
hxtool_hex(struct hex_options *opt, int argc, char **argv)
{

    if (opt->decode_flag) {
        char buf[1024], buf2[1024], *p;
        ssize_t len;

        while(fgets(buf, sizeof(buf), stdin) != NULL) {
            buf[strcspn(buf, "\r\n")] = '\0';
            p = buf;
            while(isspace(*(unsigned char *)p))
                p++;
            len = hex_decode(p, buf2, strlen(p));
            if (len < 0)
                errx(1, "hex_decode failed");
            if (fwrite(buf2, 1, len, stdout) != len)
                errx(1, "fwrite failed");
        }
    } else {
        char buf[28], *p;
        size_t len;

        while((len = fread(buf, 1, sizeof(buf), stdin)) != 0) {
            len = hex_encode(buf, len, &p);
            fprintf(stdout, "%s\n", p);
            free(p);
        }
    }
    return 0;
}

static int
eval_types(hx509_context context, 
           hx509_ca_tbs tbs,
           const struct certificate_sign_options *opt)
{
    int pkinit = 0;
    int i, ret;

    for (i = 0; i < opt->type_strings.num_strings; i++) {
        const char *type = opt->type_strings.strings[i];
        
        if (strcmp(type, "https-server") == 0) {
            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_pkix_kp_serverAuth());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");
        } else if (strcmp(type, "https-client") == 0) {
            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_pkix_kp_clientAuth());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");
        } else if (strcmp(type, "peap-server") == 0) {
            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_pkix_kp_serverAuth());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");
        } else if (strcmp(type, "pkinit-kdc") == 0) {
            pkinit++;
            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_pkkdcekuoid());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");
        } else if (strcmp(type, "pkinit-client") == 0) {
            pkinit++;
            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_pkekuoid());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");

            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_ms_client_authentication());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");

            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_pkinit_ms_eku());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");

        } else if (strcmp(type, "email") == 0) {
            ret = hx509_ca_tbs_add_eku(context, tbs, 
                                       oid_id_pkix_kp_emailProtection());
            if (ret)
                hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");
        } else
            errx(1, "unknown type %s", type);
    }

    if (pkinit > 1)
        errx(1, "More the one PK-INIT type given");

    if (opt->pk_init_principal_string) {
        if (!pkinit)
            errx(1, "pk-init principal given but no pk-init oid");

        ret = hx509_ca_tbs_add_san_pkinit(context, tbs,
                                          opt->pk_init_principal_string);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_add_san_pkinit");
    }

    if (opt->ms_upn_string) {
        if (!pkinit)
            errx(1, "MS up given but no pk-init oid");

        ret = hx509_ca_tbs_add_san_ms_upn(context, tbs, opt->ms_upn_string);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_add_san_ms_upn");
    }

    
    for (i = 0; i < opt->hostname_strings.num_strings; i++) {
        const char *hostname = opt->hostname_strings.strings[i];

        ret = hx509_ca_tbs_add_san_hostname(context, tbs, hostname);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_add_san_hostname");
    }

    for (i = 0; i < opt->email_strings.num_strings; i++) {
        const char *email = opt->email_strings.strings[i];

        ret = hx509_ca_tbs_add_san_rfc822name(context, tbs, email);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_add_san_hostname");
        
        ret = hx509_ca_tbs_add_eku(context, tbs, 
                                   oid_id_pkix_kp_emailProtection());
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_add_eku");
    }

    if (opt->jid_string) {
        ret = hx509_ca_tbs_add_san_jid(context, tbs, opt->jid_string);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_add_san_jid");
    }

    return 0;
}

int
hxtool_ca(struct certificate_sign_options *opt, int argc, char **argv)
{
    int ret;
    hx509_ca_tbs tbs;
    hx509_cert signer = NULL, cert = NULL;
    hx509_private_key private_key = NULL;
    hx509_private_key cert_key = NULL;
    hx509_name subject = NULL;
    SubjectPublicKeyInfo spki;
    int delta = 0;

    memset(&spki, 0, sizeof(spki));

    if (opt->ca_certificate_string == NULL && !opt->self_signed_flag)
        errx(1, "--ca-certificate argument missing (not using --self-signed)");
    if (opt->ca_private_key_string == NULL && opt->generate_key_string == NULL && opt->self_signed_flag)
        errx(1, "--ca-private-key argument missing (using --self-signed)");
    if (opt->certificate_string == NULL)
        errx(1, "--certificate argument missing");

    if (opt->template_certificate_string) {
        if (opt->template_fields_string == NULL)
            errx(1, "--template-certificate not no --template-fields");
    }

    if (opt->lifetime_string) {
        delta = parse_time(opt->lifetime_string, "day");
        if (delta < 0)
            errx(1, "Invalid lifetime: %s", opt->lifetime_string);
    }

    if (opt->ca_certificate_string) {
        hx509_certs cacerts = NULL;
        hx509_query *q;

        ret = hx509_certs_init(context, opt->ca_certificate_string, 0,
                               NULL, &cacerts);
        if (ret)
            hx509_err(context, 1, ret,
                      "hx509_certs_init: %s", opt->ca_certificate_string);

        ret = hx509_query_alloc(context, &q);
        if (ret)
            errx(1, "hx509_query_alloc: %d", ret);

        hx509_query_match_option(q, HX509_QUERY_OPTION_PRIVATE_KEY);
        if (!opt->issue_proxy_flag)
            hx509_query_match_option(q, HX509_QUERY_OPTION_KU_KEYCERTSIGN);

        ret = hx509_certs_find(context, cacerts, q, &signer);
        hx509_query_free(context, q);
        hx509_certs_free(&cacerts);
        if (ret)
            hx509_err(context, 1, ret, "no CA certificate found");
    } else if (opt->self_signed_flag) {
        if (opt->generate_key_string == NULL
            && opt->ca_private_key_string == NULL)
            errx(1, "no signing private key");
    } else
        errx(1, "missing ca key");

    if (opt->ca_private_key_string) {

        ret = read_private_key(opt->ca_private_key_string, &private_key);
        if (ret)
            err(1, "read_private_key");

        ret = _hx509_private_key2SPKI(context, private_key, &spki);
        if (ret)
            errx(1, "_hx509_private_key2SPKI: %d\n", ret);

        if (opt->self_signed_flag)
            cert_key = private_key;
    }

    if (opt->req_string) {
        hx509_request req;

        ret = _hx509_request_parse(context, opt->req_string, &req);
        if (ret)
            hx509_err(context, 1, ret, "parse_request: %s", opt->req_string);
        ret = _hx509_request_get_name(context, req, &subject);
        if (ret)
            hx509_err(context, 1, ret, "get name");
        ret = _hx509_request_get_SubjectPublicKeyInfo(context, req, &spki);
        if (ret)
            hx509_err(context, 1, ret, "get spki");
        _hx509_request_free(&req);
    }

    if (opt->generate_key_string) {
        struct hx509_generate_private_context *keyctx;

        ret = _hx509_generate_private_key_init(context, 
                                               oid_id_pkcs1_rsaEncryption(),
                                               &keyctx);

        if (opt->issue_ca_flag)
            _hx509_generate_private_key_is_ca(context, keyctx);

        if (opt->key_bits_integer)
            _hx509_generate_private_key_bits(context, keyctx,
                                             opt->key_bits_integer);

        ret = _hx509_generate_private_key(context, keyctx,
                                          &cert_key);
        _hx509_generate_private_key_free(&keyctx);
        if (ret)
            hx509_err(context, 1, ret, "generate private key");
        
        ret = _hx509_private_key2SPKI(context, cert_key, &spki);
        if (ret)
            errx(1, "_hx509_private_key2SPKI: %d\n", ret);

        if (opt->self_signed_flag)
            private_key = cert_key;
    }

    if (opt->certificate_private_key_string) {
        ret = read_private_key(opt->certificate_private_key_string, &cert_key);
        if (ret)
            err(1, "read_private_key for certificate");
    }

    if (opt->subject_string) {
        if (subject)
            hx509_name_free(&subject);
        ret = hx509_parse_name(context, opt->subject_string, &subject);
        if (ret)
            hx509_err(context, 1, ret, "hx509_parse_name");
    }

    /*
     *
     */

    ret = hx509_ca_tbs_init(context, &tbs);
    if (ret)
        hx509_err(context, 1, ret, "hx509_ca_tbs_init");
        
    if (opt->template_certificate_string) {
        hx509_cert template;
        hx509_certs tcerts;
        int flags;

        ret = hx509_certs_init(context, opt->template_certificate_string, 0,
                               NULL, &tcerts);
        if (ret)
            hx509_err(context, 1, ret,
                      "hx509_certs_init: %s", opt->template_certificate_string);

        ret = hx509_get_one_cert(context, tcerts, &template);

        hx509_certs_free(&tcerts);
        if (ret)
            hx509_err(context, 1, ret, "no template certificate found");

        flags = parse_units(opt->template_fields_string, 
                            hx509_ca_tbs_template_units(), "");

        ret = hx509_ca_tbs_set_template(context, tbs, flags, template);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_set_template");

        hx509_cert_free(template);
    }

    if (opt->serial_number_string) {
        heim_integer serialNumber;

        ret = der_parse_hex_heim_integer(opt->serial_number_string,
                                         &serialNumber);
        if (ret)
            err(1, "der_parse_hex_heim_integer");
        ret = hx509_ca_tbs_set_serialnumber(context, tbs, &serialNumber);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_init");
        der_free_heim_integer(&serialNumber);
    }

    if (spki.subjectPublicKey.length) {
        ret = hx509_ca_tbs_set_spki(context, tbs, &spki);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_set_spki");
    }

    if (subject) {
        ret = hx509_ca_tbs_set_subject(context, tbs, subject);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_set_subject");
    }

    if (opt->crl_uri_string) {
        ret = hx509_ca_tbs_add_crl_dp_uri(context, tbs, 
                                          opt->crl_uri_string, NULL);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_add_crl_dp_uri");
    }

    eval_types(context, tbs, opt);

    if (opt->issue_ca_flag) {
        ret = hx509_ca_tbs_set_ca(context, tbs, opt->path_length_integer);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_set_ca");
    }
    if (opt->issue_proxy_flag) {
        ret = hx509_ca_tbs_set_proxy(context, tbs, opt->path_length_integer);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_set_proxy");
    }
    if (opt->domain_controller_flag) {
        hx509_ca_tbs_set_domaincontroller(context, tbs);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_set_domaincontroller");
    }

    if (delta) {
        ret = hx509_ca_tbs_set_notAfter_lifetime(context, tbs, delta);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_tbs_set_notAfter_lifetime");
    }   

    if (opt->self_signed_flag) {
        ret = hx509_ca_sign_self(context, tbs, private_key, &cert);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_sign_self");
    } else {
        ret = hx509_ca_sign(context, tbs, signer, &cert);
        if (ret)
            hx509_err(context, 1, ret, "hx509_ca_sign");
    }

    if (cert_key) {
        ret = _hx509_cert_assign_key(cert, cert_key);
        if (ret)
            hx509_err(context, 1, ret, "_hx509_cert_assign_key");
    }       

    {
        hx509_certs certs;

        ret = hx509_certs_init(context, opt->certificate_string, 
                               HX509_CERTS_CREATE, NULL, &certs);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_init");

        ret = hx509_certs_add(context, certs, cert);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_add");

        ret = hx509_certs_store(context, certs, 0, NULL);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_store");

        hx509_certs_free(&certs);
    }

    if (subject)
        hx509_name_free(&subject);
    if (signer)
        hx509_cert_free(signer);
    hx509_cert_free(cert);
    free_SubjectPublicKeyInfo(&spki);

    if (private_key != cert_key)
        _hx509_private_key_free(&private_key);
    _hx509_private_key_free(&cert_key);

    hx509_ca_tbs_free(&tbs);

    return 0;
}

static int
test_one_cert(hx509_context hxcontext, void *ctx, hx509_cert cert)
{
    heim_octet_string sd, c;
    hx509_verify_ctx vctx = ctx;
    hx509_certs signer = NULL;
    heim_oid type;
    int ret;

    if (_hx509_cert_private_key(cert) == NULL)
        return 0;

    ret = hx509_cms_create_signed_1(context, 0, NULL, NULL, 0,
                                    NULL, cert, NULL, NULL, NULL, &sd);
    if (ret)
        errx(1, "hx509_cms_create_signed_1");

    ret = hx509_cms_verify_signed(context, vctx, sd.data, sd.length,
                                  NULL, NULL, &type, &c, &signer);
    free(sd.data);
    if (ret)
        hx509_err(context, 1, ret, "hx509_cms_verify_signed");

    printf("create-signature verify-sigature done\n");

    free(c.data);

    return 0;
}

int
test_crypto(struct test_crypto_options *opt, int argc, char ** argv)
{
    hx509_verify_ctx vctx;
    hx509_certs certs;
    hx509_lock lock;
    int i, ret;

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    ret = hx509_certs_init(context, "MEMORY:test-crypto", 0, NULL, &certs);

    for (i = 0; i < argc; i++) {
        ret = hx509_certs_append(context, certs, lock, argv[i]);
        if (ret)
            hx509_err(context, 1, ret, "hx509_certs_append");
    }

    ret = hx509_verify_init_ctx(context, &vctx);
    if (ret)
        hx509_err(context, 1, ret, "hx509_verify_init_ctx");

    hx509_verify_attach_anchors(vctx, certs);

    ret = hx509_certs_iter(context, certs, test_one_cert, vctx);

    hx509_certs_free(&certs);

    return 0;
}

int
statistic_print(struct statistic_print_options*opt, int argc, char **argv)
{
    int type = 0;

    if (stat_file_string == NULL)
        errx(1, "no stat file");

    if (opt->type_integer)
        type = opt->type_integer;

    hx509_query_unparse_stats(context, type, stdout);
    return 0;
}

/*
 *
 */

int
crl_sign(struct crl_sign_options *opt, int argc, char **argv)
{
    hx509_crl crl;
    heim_octet_string os;
    hx509_cert signer = NULL;
    hx509_lock lock;
    int ret;

    hx509_lock_init(context, &lock);
    lock_strings(lock, &opt->pass_strings);

    ret = hx509_crl_alloc(context, &crl);
    if (ret)
        errx(1, "crl alloc");

    if (opt->signer_string == NULL)
        errx(1, "signer missing");

    {
        hx509_certs certs = NULL;
        hx509_query *q;

        ret = hx509_certs_init(context, opt->signer_string, 0,
                               NULL, &certs);
        if (ret)
            hx509_err(context, 1, ret, 
                      "hx509_certs_init: %s", opt->signer_string);

        ret = hx509_query_alloc(context, &q);
        if (ret)
            hx509_err(context, 1, ret, "hx509_query_alloc: %d", ret);

        hx509_query_match_option(q, HX509_QUERY_OPTION_PRIVATE_KEY);

        ret = hx509_certs_find(context, certs, q, &signer);
        hx509_query_free(context, q);
        hx509_certs_free(&certs);
        if (ret)
            hx509_err(context, 1, ret, "no signer certificate found");
    }

    if (opt->lifetime_string) {
        int delta;

        delta = parse_time(opt->lifetime_string, "day");
        if (delta < 0)
            errx(1, "Invalid lifetime: %s", opt->lifetime_string);

        hx509_crl_lifetime(context, crl, delta);
    }

    {
        hx509_certs revoked = NULL;
        int i;

        ret = hx509_certs_init(context, "MEMORY:revoked-certs", 0,
                               NULL, &revoked);

        for (i = 0; i < argc; i++) {
            ret = hx509_certs_append(context, revoked, lock, argv[i]);
            if (ret)
                hx509_err(context, 1, ret, "hx509_certs_append: %s", argv[i]);
        }

        hx509_crl_add_revoked_certs(context, crl, revoked);
        hx509_certs_free(&revoked);
    }

    hx509_crl_sign(context, signer, crl, &os);

    if (opt->crl_file_string)
        rk_dumpdata(opt->crl_file_string, os.data, os.length);

    free(os.data);

    hx509_crl_free(context, &crl);
    hx509_cert_free(signer);
    hx509_lock_free(lock);

    return 0;
}

/*
 *
 */

int
help(void *opt, int argc, char **argv)
{
    sl_slc_help(commands, argc, argv);
    return 0;
}

int
main(int argc, char **argv)
{
    int ret, optidx = 0;

    setprogname (argv[0]);

    if(getarg(args, num_args, argc, argv, &optidx))
        usage(1);
    if(help_flag)
        usage(0);
    if(version_flag) {
        print_version(NULL);
        exit(0);
    }
    argv += optidx;
    argc -= optidx;

    if (argc == 0)
        usage(1);

    ret = hx509_context_init(&context);
    if (ret)
        errx(1, "hx509_context_init failed with %d", ret);

    if (stat_file_string)
        hx509_query_statistic_file(context, stat_file_string);

    ret = sl_command(commands, argc, argv);
    if(ret == -1)
        warnx ("unrecognized command: %s", argv[0]);

    hx509_context_free(&context);

    return ret;
}