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/*
Unix SMB/Netbios implementation.
Version 1.9.
NT Domain Authentication SMB / MSRPC client
Copyright (C) Andrew Tridgell 1994-1997
Copyright (C) Luke Kenneth Casson Leighton 1996-1997
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifdef SYSLOG
#undef SYSLOG
#endif
#include "includes.h"
/************************************************************************
check workstation trust account status
************************************************************************/
BOOL trust_account_check(struct in_addr dest_ip, char *dest_host,
char *hostname, char *domain, fstring mach_acct,
fstring new_mach_pwd)
{
pstring tmp;
fstring mach_pwd;
struct cli_state cli_trust;
uchar lm_owf_mach_pwd[16];
uchar nt_owf_mach_pwd[16];
uchar lm_sess_pwd[24];
uchar nt_sess_pwd[24];
BOOL right_error_code = False;
uint8 err_cls;
uint32 err_num;
char *start_mach_pwd;
char *change_mach_pwd;
/* initial machine password */
fstrcpy(mach_pwd, hostname);
strlower(mach_pwd);
slprintf(tmp, sizeof(tmp) - 1,"Enter Workstation Trust Account password for [%s].\nDefault is [%s].\nPassword:",
mach_acct, mach_pwd);
start_mach_pwd = (char*)getpass(tmp);
if (start_mach_pwd[0] != 0)
{
fstrcpy(mach_pwd, start_mach_pwd);
}
slprintf(tmp, sizeof(tmp)-1, "Enter new Workstation Trust Account password for [%s]\nPress Return to leave at old value.\nNew Password:",
mach_acct);
change_mach_pwd = (char*)getpass(tmp);
if (change_mach_pwd[0] != 0)
{
fstrcpy(new_mach_pwd, change_mach_pwd);
}
else
{
DEBUG(1,("trust_account_check: password change not requested\n"));
change_mach_pwd[0] = 0;
}
DEBUG(1,("initialise cli_trust connection\n"));
if (!cli_initialise(&cli_trust))
{
DEBUG(1,("cli_initialise failed for cli_trust\n"));
return False;
}
DEBUG(1,("server connect for cli_trust\n"));
if (!server_connect_init(&cli_trust, hostname, dest_ip, dest_host))
{
cli_error(&cli_trust, &err_cls, &err_num, NULL);
DEBUG(1,("server_connect_init failed (%s)\n", cli_errstr(&cli_trust)));
cli_shutdown(&cli_trust);
return False;
}
DEBUG(1,("server connect cli_trust succeeded\n"));
nt_lm_owf_gen(mach_pwd, nt_owf_mach_pwd, lm_owf_mach_pwd);
DEBUG(5,("generating nt owf from initial machine pwd: %s\n", mach_pwd));
#ifdef DEBUG_PASSWORD
DEBUG(100,("client cryptkey: "));
dump_data(100, cli_trust.cryptkey, sizeof(cli_trust.cryptkey));
#endif
SMBencrypt(nt_owf_mach_pwd, cli_trust.cryptkey, nt_sess_pwd);
#ifdef DEBUG_PASSWORD
DEBUG(100,("nt_owf_mach_pwd: "));
dump_data(100, nt_owf_mach_pwd, sizeof(lm_owf_mach_pwd));
DEBUG(100,("nt_sess_pwd: "));
dump_data(100, nt_sess_pwd, sizeof(nt_sess_pwd));
#endif
SMBencrypt(lm_owf_mach_pwd, cli_trust.cryptkey, lm_sess_pwd);
#ifdef DEBUG_PASSWORD
DEBUG(100,("lm_owf_mach_pwd: "));
dump_data(100, lm_owf_mach_pwd, sizeof(lm_owf_mach_pwd));
DEBUG(100,("lm_sess_pwd: "));
dump_data(100, lm_sess_pwd, sizeof(lm_sess_pwd));
#endif
right_error_code = False;
if (cli_session_setup(&cli_trust, mach_acct,
nt_owf_mach_pwd, sizeof(nt_owf_mach_pwd),
nt_owf_mach_pwd, sizeof(nt_owf_mach_pwd), domain))
{
DEBUG(0,("cli_session_setup: NO ERROR! AAAGH! BUG IN SERVER DETECTED!!!\n"));
cli_shutdown(&cli_trust);
return False;
}
cli_error(&cli_trust, &err_cls, &err_num, NULL);
if (err_num == (0xC0000000 | NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT))
{
DEBUG(1,("cli_send_tconX: valid workstation trust account exists\n"));
right_error_code = True;
}
if (err_num == (0xC0000000 | NT_STATUS_NO_SUCH_USER))
{
DEBUG(1,("cli_send_tconX: workstation trust account does not exist\n"));
right_error_code = False;
}
if (!right_error_code)
{
DEBUG(1,("server_validate failed (%s)\n", cli_errstr(&cli_trust)));
}
cli_shutdown(&cli_trust);
return right_error_code;
}
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