diff options
Diffstat (limited to 'source3/rpc_client/cli_login.c')
| -rw-r--r-- | source3/rpc_client/cli_login.c | 395 |
1 files changed, 395 insertions, 0 deletions
diff --git a/source3/rpc_client/cli_login.c b/source3/rpc_client/cli_login.c new file mode 100644 index 0000000000..2033ea437e --- /dev/null +++ b/source3/rpc_client/cli_login.c @@ -0,0 +1,395 @@ +/* + 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" +#include "nterr.h" + +extern int DEBUGLEVEL; + + +#if 0 + if (!cli_initialise(cli, t_idx)) + { + DEBUG(1,("do_nt_session_open: cli_initialise failed\n")); + return False; + } + + DEBUG(1,("do_nt_session_open: server connect initialisation\n")); + + if (!server_connect_init(cli, t_idx, myhostname, dest_ip, dest_host)) + { + uint8 err_cls; + uint32 err_num; + cli_error(cli, t_idx, &err_cls, &err_num); + DEBUG(1,("server_connect_init failed (%s)\n", cli_errstr(cli, t_idx))); + + return False; + } + + DEBUG(1,("do_nt_session_open: server connect initialisation succeeded\n")); + + if (!cli_session_setup(cli, t_idx, "", "", 1, NULL, 0, workgroup)) + { + uint8 err_cls; + uint32 err_num; + cli_error(cli, t_idx, &err_cls, &err_num); + DEBUG(1,("session setup failed (%s)\n", cli_errstr(cli, t_idx))); + + return False; + } + + DEBUG(1,("do_nt_session_open: server session setup succeeded\n")); + + if (!cli_send_tconX(cli, t_idx, "IPC$", "IPC", "", 1)) + { + uint8 err_cls; + uint32 err_num; + cli_error(cli, t_idx, &err_cls, &err_num); + DEBUG(1,("cli_send_tconX failed (%s)\n", cli_errstr(cli, t_idx))); + + return False; + } + + DEBUG(1,("do_nt_session_open: server IPC$ connection succeeded\n")); +#endif + + +/**************************************************************************** +experimental nt login. + +****************************************************************************/ +BOOL do_nt_session_open(struct cli_state *cli, int t_idx, uint16 *fnum, + char *dest_host, char *myhostname, + char *mach_acct, + char *username, char *workgroup, + uchar sess_key[16], DOM_CRED *clnt_cred) +{ + DOM_CHAL clnt_chal; + DOM_CHAL srv_chal; + + DOM_CHAL auth2_srv_chal; + + UTIME zerotime; + + char nt_owf_mach_pwd[16]; + char nt_owf_prev_mpd[16]; + + RPC_IFACE abstract; + RPC_IFACE transfer; + + fstring mach_pwd; + fstring prev_mpd; + fstring dest_srv; + + /******************** initialise ********************************/ + + zerotime.time = 0; + + DEBUG(1,("do_nt_session_open: %d\n", __LINE__)); + + /******************* open the \PIPE\NETLOGON file *****************/ + + if (((*fnum) = cli_open(cli, t_idx, PIPE_NETLOGON, O_CREAT, DENY_NONE, + NULL, NULL, NULL)) == 0xffff) + { + DEBUG(1,("do_nt_session_open: cli_open failed\n")); + return False; + } + + /**************** Set Named Pipe State ***************/ + if (!rpc_pipe_set_hnd_state(cli, t_idx, PIPE_NETLOGON, *fnum, 0x4300)) + { + DEBUG(1,("do_nt_session_open: pipe hnd state failed\n")); + return False; + } + + /******************* bind request on \PIPE\NETLOGON *****************/ + + if (!rpc_pipe_bind(cli, t_idx, PIPE_NETLOGON, *fnum, + &abstract, &transfer, + False, NULL, NULL)) + { + DEBUG(1,("do_nt_session_open: rpc bind failed\n")); + return False; + } + + /************ Check workstation trust account *******************/ + + /* default machine password is lower-case machine name (really secure) */ + fstrcpy(mach_pwd, myhostname); + strlower(mach_pwd); + + /* default machine password is lower-case machine name (really secure) */ + fstrcpy(prev_mpd, myhostname); + strlower(prev_mpd); + + /******************* Request Challenge ********************/ + + SIVAL(clnt_chal.data, 0, 0x11111111); + SIVAL(clnt_chal.data, 4, 0x22222222); + + strcpy(dest_srv, "\\\\"); + strcat(dest_srv, dest_host); + strupper(dest_srv); + + /* send a client challenge; receive a server challenge */ + if (!do_net_req_chal(cli, t_idx, *fnum, dest_srv, myhostname, &clnt_chal, &srv_chal)) + { + DEBUG(1,("do_nt_session_open: request challenge failed\n")); + return False; + } + + /**************** Long-term Session key **************/ + +#ifdef DEBUG_PASSWORD + DEBUG(100,("generating nt owf from initial machine pwd: %s\n", mach_pwd)); +#endif + nt_owf_gen( mach_pwd, nt_owf_mach_pwd); + +#ifdef DEBUG_PASSWORD + dump_data(6, nt_owf_mach_pwd, 16); +#endif + +#ifdef DEBUG_PASSWORD + DEBUG(100,("generating nt owf from previous machine pwd: %s\n", prev_mpd)); +#endif + nt_owf_gen( mach_pwd, nt_owf_prev_mpd); + +#ifdef DEBUG_PASSWORD + dump_data(6, nt_owf_prev_mpd, 16); +#endif + + /* calculate the session key */ + cred_session_key(&clnt_chal, &srv_chal, nt_owf_mach_pwd, sess_key); +#if 0 + cred_session_key(&clnt_chal, &srv_chal, nt_owf_prev_mpd, sess_key+8); +#else + bzero(sess_key+8, 8); +#endif + + /******************* Authenticate 2 ********************/ + + /* calculate auth-2 credentials */ + cred_create(sess_key, &clnt_chal, zerotime, &(clnt_cred->challenge)); + + /* send client auth-2 challenge; receive an auth-2 challenge */ + if (!do_net_auth2(cli, t_idx, *fnum, + dest_srv, mach_acct, + SEC_CHAN_WKSTA, myhostname, + &(clnt_cred->challenge), 0x000001ff, &auth2_srv_chal)) + { + DEBUG(1,("do_nt_session_open: request challenge failed\n")); + return False; + } + + return True; +} + +/**************************************************************************** + server password set + ****************************************************************************/ +BOOL do_nt_srv_pwset(struct cli_state *cli, int t_idx, uint16 fnum, + uint8 sess_key[16], DOM_CRED *clnt_cred, DOM_CRED *rtn_cred, + char *new_mach_pwd, + char *dest_host, char *mach_acct, char *myhostname) +{ + /**************** Net Server Password Set **************/ + + DOM_CRED cred; + char nt_cypher[16]; + uint8 mode = 1; + char nt_owf_new_mach_pwd[16]; + +#ifdef DEBUG_PASSWORD + DEBUG(100,("generating nt owf from new machine pwd: %s\n", new_mach_pwd)); +#endif + nt_owf_gen(new_mach_pwd, nt_owf_new_mach_pwd); + +#ifdef DEBUG_PASSWORD +dump_data(6, nt_owf_new_mach_pwd, 16); +#endif + + if (!obfuscate_pwd(nt_cypher, nt_owf_new_mach_pwd, mode)) + { + DEBUG(5,("do_nt_srv_pwset: encrypt mach pwd failed\n")); + return False; + } + + clnt_cred->timestamp.time = time(NULL); + + memcpy(&cred, clnt_cred, sizeof(cred)); + + /* calculate credentials */ + cred_create(sess_key, &(clnt_cred->challenge), + cred.timestamp, + &(cred.challenge)); + + /* send client srv_pwset challenge */ + return do_net_srv_pwset(cli, t_idx, fnum, sess_key, clnt_cred, + dest_host, mach_acct, 2, myhostname, + &cred, rtn_cred, + nt_cypher); +} + +/**************************************************************************** + make interactive sam login info + ****************************************************************************/ +void make_nt_login_interactive(NET_ID_INFO_CTR *ctr, + uchar sess_key[16], + char *workgroup, char *myhostname, + uint32 smb_userid, char *username) +{ + /****************** SAM Info Preparation *******************/ + + char *smb_user_passwd = getpass("Enter NT Login Password:"); + + char lm_owf_user_pwd[16]; + char nt_owf_user_pwd[16]; + + nt_lm_owf_gen(smb_user_passwd, nt_owf_user_pwd, lm_owf_user_pwd); + +#ifdef DEBUG_PASSWORD + + DEBUG(100,("nt owf of user password: ")); + dump_data(100, lm_owf_user_pwd, 16); + + DEBUG(100,("nt owf of user password: ")); + dump_data(100, nt_owf_user_pwd, 16); + +#endif + + /* indicate an "interactive" login */ + ctr->switch_value = 1; + + /* this is used in both the SAM Logon and the SAM Logoff */ + make_id_info1(&ctr->auth.id1, workgroup, 0, + smb_userid, 0, + username, myhostname, + sess_key, lm_owf_user_pwd, nt_owf_user_pwd); +} + +/**************************************************************************** +experimental nt login. +****************************************************************************/ +BOOL do_nt_login(struct cli_state *cli, int t_idx, uint16 fnum, + uint8 sess_key[16], DOM_CRED *clnt_cred, DOM_CRED *rtn_cred, + NET_ID_INFO_CTR *ctr, char *dest_host, char *myhostname, + NET_USER_INFO_3 *user_info3) +{ + DOM_CRED sam_logon_rtn_cred; + DOM_CRED cred; + fstring dest_srv; + fstring my_host_name; + + DEBUG(5,("do_nt_login: %d\n", __LINE__)); + + /*********************** SAM Logon **********************/ + + clnt_cred->timestamp.time = time(NULL); + + memcpy(&cred, clnt_cred, sizeof(cred)); + + /* calculate sam logon credentials */ + cred_create(sess_key, &(clnt_cred->challenge), + cred.timestamp, + &(cred.challenge)); + + strcpy(dest_srv, "\\\\"); + strcat(dest_srv, dest_host); + strupper(dest_srv); + + fstrcpy(my_host_name, myhostname); + strupper(my_host_name); + + /* send client sam-logon challenge */ + return do_net_sam_logon(cli, t_idx, fnum, sess_key, clnt_cred, + dest_srv, my_host_name, + &cred, &sam_logon_rtn_cred, + ctr->switch_value, ctr, 3, user_info3, + rtn_cred); +} + +/**************************************************************************** +nt sam logoff +****************************************************************************/ +BOOL do_nt_logoff(struct cli_state *cli, int t_idx, uint16 fnum, + uint8 sess_key[16], DOM_CRED *clnt_cred, DOM_CRED *rtn_cred, + NET_ID_INFO_CTR *ctr, char *dest_host, char *myhostname) +{ + DOM_CRED sam_logoff_rtn_cred; + DOM_CRED cred; + fstring dest_srv; + fstring my_host_name; + + DEBUG(5,("do_nt_logoff: %d\n", __LINE__)); + + /*********************** SAM Logoff *********************/ + + clnt_cred->timestamp.time = time(NULL); + + memcpy(&cred, clnt_cred, sizeof(cred)); + + /* calculate sam logoff credentials */ + cred_create(sess_key, &(clnt_cred->challenge), + cred.timestamp, + &(cred.challenge)); + + strcpy(dest_srv, "\\\\"); + strcat(dest_srv, dest_host); + strupper(dest_srv); + + fstrcpy(my_host_name, myhostname); + strupper(my_host_name); + + /* send client sam-logoff challenge; receive a sam-logoff challenge */ + return do_net_sam_logoff(cli, t_idx, fnum, sess_key, clnt_cred, + dest_srv, my_host_name, + &cred, &sam_logoff_rtn_cred, + ctr->switch_value, ctr, 3, + rtn_cred); +} + +#if 0 + /* free memory used in all rpc transactions, above */ + cli_shutdown(cli, t_idx); +#endif + +/**************************************************************************** +experimental nt login. +****************************************************************************/ +void do_nt_session_close(struct cli_state *cli, int t_idx, uint16 fnum) +{ + /******************** close the \PIPE\NETLOGON file **************/ + if (fnum != 0xffff) + { + cli_close(cli, t_idx, fnum, 0); + } + +} + + |