test_ntlm.c

Example how to use the NTLM primitives.

/*
* Copyright (c) 2006 - 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 KTH 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 KTH AND ITS 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 KTH OR ITS 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 "config.h"
#include <stdio.h>
#include <err.h>
#include <roken.h>
#include <getarg.h>
#include <krb5-types.h> /* or <inttypes.h> */
#include <heimntlm.h>
static int dumpdata_flag;
static int
test_parse(void)
{
const char *user = "foo",
*domain = "mydomain",
*hostname = "myhostname",
*password = "digestpassword",
*target = "DOMAIN";
struct ntlm_type1 type1;
struct ntlm_type2 type2;
struct ntlm_type3 type3;
struct ntlm_buf data;
int ret, flags;
memset(&type1, 0, sizeof(type1));
type1.flags = NTLM_NEG_UNICODE|NTLM_NEG_TARGET|NTLM_NEG_NTLM|NTLM_NEG_VERSION;
type1.domain = rk_UNCONST(domain);
type1.hostname = rk_UNCONST(hostname);
type1.os[0] = 0;
type1.os[1] = 0;
ret = heim_ntlm_encode_type1(&type1, &data);
if (ret)
errx(1, "heim_ntlm_encode_type1");
memset(&type1, 0, sizeof(type1));
if (dumpdata_flag)
rk_dumpdata("ntlm-type1", data. data, data. length);
ret = heim_ntlm_decode_type1(&data, &type1);
free(data.data);
if (ret)
errx(1, "heim_ntlm_encode_type1");
if (strcmp(type1.domain, domain) != 0)
errx(1, "parser got domain wrong: %s", type1.domain);
if (strcmp(type1.hostname, hostname) != 0)
errx(1, "parser got hostname wrong: %s", type1.hostname);
heim_ntlm_free_type1(&type1);
/*
*
*/
memset(&type2, 0, sizeof(type2));
flags = NTLM_NEG_UNICODE | NTLM_NEG_NTLM | NTLM_TARGET_DOMAIN;
type2.flags = flags;
memset(type2.challenge, 0x7f, sizeof(type2.challenge));
type2.targetname = rk_UNCONST(target);
type2.targetinfo.data = NULL;
type2.targetinfo.length = 0;
ret = heim_ntlm_encode_type2(&type2, &data);
if (ret)
errx(1, "heim_ntlm_encode_type2");
memset(&type2, 0, sizeof(type2));
if (dumpdata_flag)
rk_dumpdata("ntlm-type2", data.data, data.length);
ret = heim_ntlm_decode_type2(&data, &type2);
free(data.data);
if (ret)
errx(1, "heim_ntlm_decode_type2");
heim_ntlm_free_type2(&type2);
/*
*
*/
memset(&type3, 0, sizeof(type3));
type3.flags = flags;
type3.username = rk_UNCONST(user);
type3.targetname = rk_UNCONST(target);
type3.ws = rk_UNCONST("workstation");
{
struct ntlm_buf key;
heim_ntlm_nt_key(password, &key);
heim_ntlm_calculate_ntlm1(key.data, key.length,
type2.challenge,
&type3.ntlm);
free(key.data);
}
ret = heim_ntlm_encode_type3(&type3, &data, NULL);
if (ret)
errx(1, "heim_ntlm_encode_type3");
free(type3.ntlm.data);
memset(&type3, 0, sizeof(type3));
if (dumpdata_flag)
rk_dumpdata("ntlm-type3", data.data, data.length);
ret = heim_ntlm_decode_type3(&data, 1, &type3);
free(data.data);
if (ret)
errx(1, "heim_ntlm_decode_type3");
if (strcmp("workstation", type3.ws) != 0)
errx(1, "type3 ws wrong");
if (strcmp(target, type3.targetname) != 0)
errx(1, "type3 targetname wrong");
if (strcmp(user, type3.username) != 0)
errx(1, "type3 username wrong");
heim_ntlm_free_type3(&type3);
/*
* NTLMv2
*/
memset(&type2, 0, sizeof(type2));
flags = NTLM_NEG_UNICODE | NTLM_NEG_NTLM | NTLM_TARGET_DOMAIN;
type2.flags = flags;
memset(type2.challenge, 0x7f, sizeof(type2.challenge));
type2.targetname = rk_UNCONST(target);
type2.targetinfo.data = "\x00\x00";
type2.targetinfo.length = 2;
ret = heim_ntlm_encode_type2(&type2, &data);
if (ret)
errx(1, "heim_ntlm_encode_type2");
memset(&type2, 0, sizeof(type2));
ret = heim_ntlm_decode_type2(&data, &type2);
free(data.data);
if (ret)
errx(1, "heim_ntlm_decode_type2");
heim_ntlm_free_type2(&type2);
return 0;
}
static int
test_keys(void)
{
const char
*username = "test",
*password = "test1234",
*target = "TESTNT";
const unsigned char
serverchallenge[8] = "\x67\x7f\x1c\x55\x7a\x5e\xe9\x6c";
struct ntlm_buf infotarget, infotarget2, answer, key;
unsigned char ntlmv2[16], ntlmv2_1[16];
int ret;
infotarget.length = 70;
infotarget.data =
"\x02\x00\x0c\x00\x54\x00\x45\x00\x53\x00\x54\x00\x4e\x00\x54\x00"
"\x01\x00\x0c\x00\x4d\x00\x45\x00\x4d\x00\x42\x00\x45\x00\x52\x00"
"\x03\x00\x1e\x00\x6d\x00\x65\x00\x6d\x00\x62\x00\x65\x00\x72\x00"
"\x2e\x00\x74\x00\x65\x00\x73\x00\x74\x00\x2e\x00\x63\x00\x6f"
"\x00\x6d\x00"
"\x00\x00\x00\x00";
answer.length = 0;
answer.data = NULL;
heim_ntlm_nt_key(password, &key);
ret = heim_ntlm_calculate_ntlm2(key.data,
key.length,
username,
target,
serverchallenge,
&infotarget,
ntlmv2,
&answer);
if (ret)
errx(1, "heim_ntlm_calculate_ntlm2");
ret = heim_ntlm_verify_ntlm2(key.data,
key.length,
username,
target,
0,
serverchallenge,
&answer,
&infotarget2,
ntlmv2_1);
if (ret)
errx(1, "heim_ntlm_verify_ntlm2");
if (memcmp(ntlmv2, ntlmv2_1, sizeof(ntlmv2)) != 0)
errx(1, "ntlm master key not same");
if (infotarget.length > infotarget2.length)
errx(1, "infotarget length");
if (memcmp(infotarget.data, infotarget2.data, infotarget.length) != 0)
errx(1, "infotarget not the same");
free(key.data);
free(answer.data);
free(infotarget2.data);
return 0;
}
static int
test_ntlm2_session_resp(void)
{
int ret;
struct ntlm_buf lm, ntlm;
const unsigned char lm_resp[24] =
"\xff\xff\xff\x00\x11\x22\x33\x44"
"\x00\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00";
const unsigned char ntlm2_sess_resp[24] =
"\x10\xd5\x50\x83\x2d\x12\xb2\xcc"
"\xb7\x9d\x5a\xd1\xf4\xee\xd3\xdf"
"\x82\xac\xa4\xc3\x68\x1d\xd4\x55";
const unsigned char client_nonce[8] =
"\xff\xff\xff\x00\x11\x22\x33\x44";
const unsigned char server_challenge[8] =
"\x01\x23\x45\x67\x89\xab\xcd\xef";
const unsigned char ntlm_hash[16] =
"\xcd\x06\xca\x7c\x7e\x10\xc9\x9b"
"\x1d\x33\xb7\x48\x5a\x2e\xd8\x08";
ret = heim_ntlm_calculate_ntlm2_sess(client_nonce,
server_challenge,
ntlm_hash,
&lm,
&ntlm);
if (ret)
errx(1, "heim_ntlm_calculate_ntlm2_sess_resp");
if (lm.length != 24 || memcmp(lm.data, lm_resp, 24) != 0)
errx(1, "lm_resp wrong");
if (ntlm.length != 24 || memcmp(ntlm.data, ntlm2_sess_resp, 24) != 0)
errx(1, "ntlm2_sess_resp wrong");
free(lm.data);
free(ntlm.data);
return 0;
}
static int
test_ntlmv2(void)
{
unsigned char type3[413] =
"\x4e\x54\x4c\x4d\x53\x53\x50\x00\x03\x00\x00\x00\x18\x00\x18\x00"
"\x80\x00\x00\x00\x9e\x00\x9e\x00\x98\x00\x00\x00\x14\x00\x14\x00"
"\x48\x00\x00\x00\x10\x00\x10\x00\x5c\x00\x00\x00\x14\x00\x14\x00"
"\x6c\x00\x00\x00\x00\x00\x00\x00\x36\x01\x00\x00\x05\x82\x88\xa2"
"\x05\x01\x28\x0a\x00\x00\x00\x0f\x43\x00\x4f\x00\x4c\x00\x4c\x00"
"\x45\x00\x59\x00\x2d\x00\x58\x00\x50\x00\x34\x00\x54\x00\x45\x00"
"\x53\x00\x54\x00\x55\x00\x53\x00\x45\x00\x52\x00\x43\x00\x4f\x00"
"\x4c\x00\x4c\x00\x45\x00\x59\x00\x2d\x00\x58\x00\x50\x00\x34\x00"
"\x2f\x96\xec\x0a\xf7\x9f\x2e\x24\xba\x09\x48\x10\xa5\x22\xd4\xe1"
"\x16\x6a\xca\x58\x74\x9a\xc1\x4f\x54\x6f\xee\x40\x96\xce\x43\x6e"
"\xdf\x99\x20\x71\x6c\x9a\xda\x2a\x01\x01\x00\x00\x00\x00\x00\x00"
"\x8d\xc0\x57\xc9\x79\x5e\xcb\x01\x16\x6a\xca\x58\x74\x9a\xc1\x4f"
"\x00\x00\x00\x00\x02\x00\x14\x00\x4e\x00\x55\x00\x54\x00\x43\x00"
"\x52\x00\x41\x00\x43\x00\x4b\x00\x45\x00\x52\x00\x01\x00\x14\x00"
"\x4e\x00\x55\x00\x54\x00\x43\x00\x52\x00\x41\x00\x43\x00\x4b\x00"
"\x45\x00\x52\x00\x04\x00\x12\x00\x61\x00\x70\x00\x70\x00\x6c\x00"
"\x65\x00\x2e\x00\x63\x00\x6f\x00\x6d\x00\x03\x00\x20\x00\x68\x00"
"\x75\x00\x6d\x00\x6d\x00\x65\x00\x6c\x00\x2e\x00\x61\x00\x70\x00"
"\x70\x00\x6c\x00\x65\x00\x2e\x00\x63\x00\x6f\x00\x6d\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x57\x00\x69\x00\x6e\x00\x64\x00\x6f"
"\x00\x77\x00\x73\x00\x20\x00\x32\x00\x30\x00\x30\x00\x32\x00\x20"
"\x00\x53\x00\x65\x00\x72\x00\x76\x00\x69\x00\x63\x00\x65\x00\x20"
"\x00\x50\x00\x61\x00\x63\x00\x6b\x00\x20\x00\x33\x00\x20\x00\x32"
"\x00\x36\x00\x30\x00\x30\x00\x00\x00\x57\x00\x69\x00\x6e\x00\x64"
"\x00\x6f\x00\x77\x00\x73\x00\x20\x00\x32\x00\x30\x00\x30\x00\x32"
"\x00\x20\x00\x35\x00\x2e\x00\x31\x00\x00\x00\x00\x00";
const unsigned char challenge[8] =
"\xe4\x9c\x6a\x12\xe1\xbd\xde\x6a";
unsigned char sessionkey[16];
const char key[16] = "\xD1\x83\x98\x3E\xAE\xA7\xBE\x99\x59\xC8\xF4\xC1\x98\xED\x0E\x68";
struct ntlm_buf data;
struct ntlm_type3 t3;
int ret;
struct ntlm_targetinfo ti;
unsigned char timsg[114] =
"\002\000\024\000N\000U\000T\000C\000R\000A\000C\000K\000E\000R\000\001\000\024\000N\000U\000T\000C\000R\000A\000C\000K\000E\000R\000\004\000\022\000a\000p\000p\000l\000e\000.\000c\000o\000m\000\003\000 \000h\000u\000m\000m\000e\000l\000.\000a\000p\000p\000l\000e\000.\000c\000o\000m\000\000\000\000\000\000\000\000";
data.data = type3;
data.length = sizeof(type3);
ret = heim_ntlm_decode_type3(&data, 1, &t3);
if (ret)
errx(1, "heim_ntlm_decode_type3");
memset(&ti, 0, sizeof(ti));
data.data = timsg;
data.length = sizeof(timsg);
ret = heim_ntlm_decode_targetinfo(&data, 1, &ti);
if (ret)
return ret;
ret = heim_ntlm_verify_ntlm2(key, sizeof(key),
t3.username,
t3.targetname,
1285615547,
challenge,
&t3.ntlm,
&data,
sessionkey);
if (ret)
errx(1, "verify_ntlmv2");
if (sizeof(timsg) != data.length || memcmp(timsg, data.data, sizeof(timsg)) != 0)
errx(1, "target info wrong: %d != %d",
(int)sizeof(timsg), (int)data.length);
heim_ntlm_free_type3(&t3);
heim_ntlm_free_targetinfo(&ti);
return 0;
}
static int
test_targetinfo(void)
{
struct ntlm_targetinfo ti;
struct ntlm_buf buf;
const char *dnsservername = "dnsservername";
const char *targetname = "targetname";
const char z16[16] = { 0 };
int ret;
memset(&ti, 0, sizeof(ti));
ti.dnsservername = rk_UNCONST(dnsservername);
ti.avflags = 1;
ti.targetname = rk_UNCONST(targetname);
ti.channel_bindings.data = rk_UNCONST(z16);
ti.channel_bindings.length = sizeof(z16);
ret = heim_ntlm_encode_targetinfo(&ti, 1, &buf);
if (ret)
return ret;
memset(&ti, 0, sizeof(ti));
ret = heim_ntlm_decode_targetinfo(&buf, 1, &ti);
if (ret)
return ret;
if (ti.dnsservername == NULL ||
strcmp(ti.dnsservername, dnsservername) != 0)
errx(1, "ti.dnshostname != %s", dnsservername);
if (ti.avflags != 1)
errx(1, "ti.avflags != 1");
if (ti.targetname == NULL ||
strcmp(ti.targetname, targetname) != 0)
errx(1, "ti.targetname != %s", targetname);
if (ti.channel_bindings.length != sizeof(z16) ||
memcmp(ti.channel_bindings.data, z16, sizeof(z16)) != 0)
errx(1, "ti.channel_bindings != Z(16)");
heim_ntlm_free_targetinfo(&ti);
return 0;
}
static int
test_string2key(void)
{
const char *pw = "山田";
struct ntlm_buf buf;
unsigned char key[16] = {
0xc6, 0x5d, 0xc7, 0x61, 0xa1, 0x34, 0x17, 0xa1,
0x17, 0x08, 0x9c, 0x1b, 0xb0, 0x0d, 0x0f, 0x19
};
if (heim_ntlm_nt_key(pw, &buf) != 0)
errx(1, "heim_ntlmv_nt_key(jp)");
if (buf.length != 16 || memcmp(buf.data, key, 16) != 0)
errx(1, "compare failed");
heim_ntlm_free_buf(&buf);
return 0;
}
static int
test_jp(void)
{
char buf2[220] =
"\x4e\x54\x4c\x4d\x53\x53\x50\x00\x02\x00\x00\x00\x06\x00\x06\x00"
"\x38\x00\x00\x00\x05\x02\x89\x62\x62\x94\xb1\xf3\x56\x80\xb0\xf9"
"\x00\x00\x00\x00\x00\x00\x00\x00\x9e\x00\x9e\x00\x3e\x00\x00\x00"
"\x06\x01\xb0\x1d\x00\x00\x00\x0f\x43\x00\x4f\x00\x53\x00\x02\x00"
"\x06\x00\x43\x00\x4f\x00\x53\x00\x01\x00\x12\x00\x43\x00\x4f\x00"
"\x53\x00\x57\x00\x49\x00\x4e\x00\x37\x00\x4a\x00\x50\x00\x04\x00"
"\x1a\x00\x63\x00\x6f\x00\x73\x00\x2e\x00\x61\x00\x70\x00\x70\x00"
"\x6c\x00\x65\x00\x2e\x00\x63\x00\x6f\x00\x6d\x00\x03\x00\x2e\x00"
"\x63\x00\x6f\x00\x73\x00\x77\x00\x69\x00\x6e\x00\x37\x00\x6a\x00"
"\x70\x00\x2e\x00\x63\x00\x6f\x00\x73\x00\x2e\x00\x61\x00\x70\x00"
"\x70\x00\x6c\x00\x65\x00\x2e\x00\x63\x00\x6f\x00\x6d\x00\x05\x00"
"\x1a\x00\x63\x00\x6f\x00\x73\x00\x2e\x00\x61\x00\x70\x00\x70\x00"
"\x6c\x00\x65\x00\x2e\x00\x63\x00\x6f\x00\x6d\x00\x07\x00\x08\x00"
"\x94\x51\xf0\xbd\xdc\x61\xcb\x01\x00\x00\x00\x00";
char buf3[362] =
"\x4e\x54\x4c\x4d\x53\x53\x50\x00\x03\x00\x00\x00\x18\x00\x18\x00"
"\x74\x00\x00\x00\xce\x00\xce\x00\x8c\x00\x00\x00\x1a\x00\x1a\x00"
"\x40\x00\x00\x00\x04\x00\x04\x00\x5a\x00\x00\x00\x16\x00\x16\x00"
"\x5e\x00\x00\x00\x10\x00\x10\x00\x5a\x01\x00\x00\x05\x02\x89\x62"
"\x31\x00\x37\x00\x2e\x00\x32\x00\x30\x00\x31\x00\x2e\x00\x35\x00"
"\x37\x00\x2e\x00\x31\x00\x32\x00\x31\x00\x71\x5c\x30\x75\x77\x00"
"\x6f\x00\x72\x00\x6b\x00\x73\x00\x74\x00\x61\x00\x74\x00\x69\x00"
"\x6f\x00\x6e\x00\xab\xad\xeb\x72\x01\xd4\x5f\xdf\x59\x07\x5f\xa9"
"\xfd\x54\x98\x2d\xfa\x17\xbb\xf1\x3c\x8f\xf5\x20\xe6\x8f\xd7\x0a"
"\xc9\x19\x3e\x94\x61\x31\xdb\x0f\x55\xe8\xe2\x53\x01\x01\x00\x00"
"\x00\x00\x00\x00\x00\x06\x3e\x30\xe4\x61\xcb\x01\x71\x98\x10\x6b"
"\x4c\x82\xec\xb3\x00\x00\x00\x00\x02\x00\x06\x00\x43\x00\x4f\x00"
"\x53\x00\x01\x00\x12\x00\x43\x00\x4f\x00\x53\x00\x57\x00\x49\x00"
"\x4e\x00\x37\x00\x4a\x00\x50\x00\x04\x00\x1a\x00\x63\x00\x6f\x00"
"\x73\x00\x2e\x00\x61\x00\x70\x00\x70\x00\x6c\x00\x65\x00\x2e\x00"
"\x63\x00\x6f\x00\x6d\x00\x03\x00\x2e\x00\x63\x00\x6f\x00\x73\x00"
"\x77\x00\x69\x00\x6e\x00\x37\x00\x6a\x00\x70\x00\x2e\x00\x63\x00"
"\x6f\x00\x73\x00\x2e\x00\x61\x00\x70\x00\x70\x00\x6c\x00\x65\x00"
"\x2e\x00\x63\x00\x6f\x00\x6d\x00\x05\x00\x1a\x00\x63\x00\x6f\x00"
"\x73\x00\x2e\x00\x61\x00\x70\x00\x70\x00\x6c\x00\x65\x00\x2e\x00"
"\x63\x00\x6f\x00\x6d\x00\x07\x00\x08\x00\xab\xec\xcc\x30\xe4\x61"
"\xcb\x01\x00\x00\x00\x00\x00\x00\x00\x00\xbc\x2e\xba\x3f\xd1\xb1"
"\xa7\x70\x00\x9d\x55\xa0\x59\x74\x2b\x78";
struct ntlm_type2 type2;
struct ntlm_type3 type3;
struct ntlm_buf data;
int ret;
data.length = sizeof(buf2);
data.data = buf2;
memset(&type2, 0, sizeof(type2));
ret = heim_ntlm_decode_type2(&data, &type2);
if (ret)
errx(1, "heim_ntlm_decode_type2(jp): %d", ret);
data.data = NULL;
data.length = 0;
ret = heim_ntlm_encode_type2(&type2, &data);
if (ret)
errx(1, "heim_ntlm_encode_type2(jp): %d", ret);
heim_ntlm_free_type2(&type2);
heim_ntlm_free_buf(&data);
data.length = sizeof(buf3);
data.data = buf3;
memset(&type3, 0, sizeof(type3));
ret = heim_ntlm_decode_type3(&data, 1, &type3);
if (ret)
errx(1, "heim_ntlm_decode_type2(jp): %d", ret);
data.data = NULL;
data.length = 0;
ret = heim_ntlm_encode_type3(&type3, &data, NULL);
if (ret)
errx(1, "heim_ntlm_decode_type2(jp): %d", ret);
heim_ntlm_free_type3(&type3);
heim_ntlm_free_buf(&data);
return 0;
}
static int verbose_flag = 0;
static int version_flag = 0;
static int help_flag = 0;
static struct getargs args[] = {
{"verbose", 0, arg_flag, &verbose_flag, "verbose printing", NULL },
{"version", 0, arg_flag, &version_flag, "print version", NULL },
{"help", 0, arg_flag, &help_flag, NULL, NULL }
};
static void
usage (int ret)
{
arg_printusage (args, sizeof(args)/sizeof(*args),
NULL, "");
exit (ret);
}
int
main(int argc, char **argv)
{
int ret = 0, optidx = 0;
setprogname(argv[0]);
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
usage(1);
if (help_flag)
usage (0);
if(version_flag){
print_version(NULL);
exit(0);
}
if (verbose_flag)
printf("test_parse\n");
ret |= test_parse();
if (verbose_flag)
printf("test_keys\n");
ret |= test_keys();
if (verbose_flag)
printf("test_ntlm2_session_resp\n");
ret |= test_ntlm2_session_resp();
if (verbose_flag)
printf("test_targetinfo\n");
ret |= test_targetinfo();
if (verbose_flag)
printf("test_ntlmv2\n");
ret |= test_ntlmv2();
if (verbose_flag)
printf("test_string2key\n");
ret |= test_string2key();
if (verbose_flag)
printf("test_jp\n");
ret |= test_jp();
return ret;
}