source/rpc_server/srv_netlog.c

   1
   2 /*
   3  *  Unix SMB/Netbios implementation.
   4  *  Version 1.9.
   5  *  RPC Pipe client / server routines
   6  *  Copyright (C) Andrew Tridgell              1992-1997,
   7  *  Copyright (C) Luke Kenneth Casson Leighton 1996-1997,
   8  *  Copyright (C) Paul Ashton                       1997.
   9  *  Copyright (C) Jeremy Allison                    1998.
  10  *
  11  *  This program is free software; you can redistribute it and/or modify
  12  *  it under the terms of the GNU General Public License as published by
  13  *  the Free Software Foundation; either version 2 of the License, or
  14  *  (at your option) any later version.
  15  *
  16  *  This program is distributed in the hope that it will be useful,
  17  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  *  GNU General Public License for more details.
  20  *
  21  *  You should have received a copy of the GNU General Public License
  22  *  along with this program; if not, write to the Free Software
  23  *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  24  */
  25
  26
  27 #include "includes.h"
  28 #include "nterr.h"
  29
  30 extern int DEBUGLEVEL;
  31
  32 extern BOOL sam_logon_in_ssb;
  33 extern pstring samlogon_user;
  34 extern pstring global_myname;
  35 extern DOM_SID global_sam_sid;
  36
  37 /*************************************************************************
  38  make_net_r_req_chal:
  39  *************************************************************************/
  40 static void make_net_r_req_chal(NET_R_REQ_CHAL *r_c,
  41                                 DOM_CHAL *srv_chal, int status)
  42 {
  43         DEBUG(6,("make_net_r_req_chal: %d\n", __LINE__));
  44         memcpy(r_c->srv_chal.data, srv_chal->data, sizeof(srv_chal->data));
  45         r_c->status = status;
  46 }
  47
  48 /*************************************************************************
  49  net_reply_req_chal:
  50  *************************************************************************/
  51 static void net_reply_req_chal(NET_Q_REQ_CHAL *q_c, prs_struct *rdata,
  52                                         DOM_CHAL *srv_chal, uint32 srv_time)
  53 {
  54         NET_R_REQ_CHAL r_c;
  55
  56         DEBUG(6,("net_reply_req_chal: %d\n", __LINE__));
  57
  58         /* set up the LSA REQUEST CHALLENGE response */
  59         make_net_r_req_chal(&r_c, srv_chal, srv_time);
  60
  61         /* store the response in the SMB stream */
  62         net_io_r_req_chal("", &r_c, rdata, 0);
  63
  64         DEBUG(6,("net_reply_req_chal: %d\n", __LINE__));
  65
  66 }
  67
  68 /*************************************************************************
  69  net_reply_logon_ctrl2:
  70  *************************************************************************/
  71 static void net_reply_logon_ctrl2(NET_Q_LOGON_CTRL2 *q_l, prs_struct *rdata,
  72                         uint32 flags, uint32 pdc_status, uint32 logon_attempts,
  73                         uint32 tc_status, char *trust_domain_name)
  74 {
  75         NET_R_LOGON_CTRL2 r_l;
  76
  77         DEBUG(6,("net_reply_logon_ctrl2: %d\n", __LINE__));
  78
  79         /* set up the Logon Control2 response */
  80         make_r_logon_ctrl2(&r_l, q_l->query_level,
  81                            flags, pdc_status, logon_attempts,
  82                            tc_status, trust_domain_name);
  83
  84         /* store the response in the SMB stream */
  85         net_io_r_logon_ctrl2("", &r_l, rdata, 0);
  86
  87         DEBUG(6,("net_reply_logon_ctrl2: %d\n", __LINE__));
  88
  89 }
  90
  91 /*************************************************************************
  92  net_reply_trust_dom_list:
  93  *************************************************************************/
  94 static void net_reply_trust_dom_list(NET_Q_TRUST_DOM_LIST *q_t, prs_struct *rdata,
  95                         uint32 num_trust_domains, char *trust_domain_name)
  96 {
  97         NET_R_TRUST_DOM_LIST r_t;
  98
  99         DEBUG(6,("net_reply_trust_dom_list: %d\n", __LINE__));
 100
 101         /* set up the Trusted Domain List response */
 102         make_r_trust_dom(&r_t, num_trust_domains, trust_domain_name);
 103
 104         /* store the response in the SMB stream */
 105         net_io_r_trust_dom("", &r_t, rdata, 0);
 106
 107         DEBUG(6,("net_reply_trust_dom_listlogon_ctrl2: %d\n", __LINE__));
 108
 109 }
 110
 111 /*************************************************************************
 112  make_net_r_auth_2:
 113  *************************************************************************/
 114 static void make_net_r_auth_2(NET_R_AUTH_2 *r_a,
 115                               DOM_CHAL *resp_cred, NEG_FLAGS *flgs, int status)
 116 {
 117         memcpy(  r_a->srv_chal.data, resp_cred->data, sizeof(resp_cred->data));
 118         memcpy(&(r_a->srv_flgs)    , flgs           , sizeof(r_a->srv_flgs));
 119         r_a->status = status;
 120 }
 121
 122 /*************************************************************************
 123  net_reply_auth_2:
 124  *************************************************************************/
 125 static void net_reply_auth_2(NET_Q_AUTH_2 *q_a, prs_struct *rdata,
 126                                 DOM_CHAL *resp_cred, int status)
 127 {
 128         NET_R_AUTH_2 r_a;
 129         NEG_FLAGS srv_flgs;
 130
 131         srv_flgs.neg_flags = 0x000001ff;
 132
 133         /* set up the LSA AUTH 2 response */
 134
 135         make_net_r_auth_2(&r_a, resp_cred, &srv_flgs, status);
 136
 137         /* store the response in the SMB stream */
 138         net_io_r_auth_2("", &r_a, rdata, 0);
 139
 140 }
 141
 142 /***********************************************************************************
 143  make_net_r_srv_pwset:
 144  ***********************************************************************************/
 145 static void make_net_r_srv_pwset(NET_R_SRV_PWSET *r_s,
 146                              DOM_CRED *srv_cred, int status)
 147 {
 148         DEBUG(5,("make_net_r_srv_pwset: %d\n", __LINE__));
 149
 150         memcpy(&(r_s->srv_cred), srv_cred, sizeof(r_s->srv_cred));
 151         r_s->status = status;
 152
 153         DEBUG(5,("make_net_r_srv_pwset: %d\n", __LINE__));
 154 }
 155
 156 /*************************************************************************
 157  net_reply_srv_pwset:
 158  *************************************************************************/
 159 static void net_reply_srv_pwset(NET_Q_SRV_PWSET *q_s, prs_struct *rdata,
 160                                 DOM_CRED *srv_cred, int status)
 161 {
 162         NET_R_SRV_PWSET r_s;
 163
 164         DEBUG(5,("net_srv_pwset: %d\n", __LINE__));
 165
 166         /* set up the LSA Server Password Set response */
 167         make_net_r_srv_pwset(&r_s, srv_cred, status);
 168
 169         /* store the response in the SMB stream */
 170         net_io_r_srv_pwset("", &r_s, rdata, 0);
 171
 172         DEBUG(5,("net_srv_pwset: %d\n", __LINE__));
 173
 174 }
 175
 176 /*************************************************************************
 177  net_reply_sam_logon:
 178  *************************************************************************/
 179 static void net_reply_sam_logon(NET_Q_SAM_LOGON *q_s, prs_struct *rdata,
 180                                 DOM_CRED *srv_cred, NET_USER_INFO_3 *user_info,
 181                                 uint32 status)
 182 {
 183         NET_R_SAM_LOGON r_s;
 184
 185         /* XXXX maybe we want to say 'no', reject the client's credentials */
 186         r_s.buffer_creds = 1; /* yes, we have valid server credentials */
 187         memcpy(&(r_s.srv_creds), srv_cred, sizeof(r_s.srv_creds));
 188
 189         /* store the user information, if there is any. */
 190         r_s.user = user_info;
 191         if (status == 0x0 && user_info != NULL && user_info->ptr_user_info != 0)
 192         {
 193                 r_s.switch_value = 3; /* indicates type of validation user info */
 194         }
 195         else
 196         {
 197                 r_s.switch_value = 0; /* indicates no info */
 198         }
 199
 200         r_s.status = status;
 201         r_s.auth_resp = 1; /* authoritative response */
 202
 203         /* store the response in the SMB stream */
 204         net_io_r_sam_logon("", &r_s, rdata, 0);
 205
 206 }
 207
 208
 209 /*************************************************************************
 210  net_reply_sam_logoff:
 211  *************************************************************************/
 212 static void net_reply_sam_logoff(NET_Q_SAM_LOGOFF *q_s, prs_struct *rdata,
 213                                 DOM_CRED *srv_cred,
 214                                 uint32 status)
 215 {
 216         NET_R_SAM_LOGOFF r_s;
 217
 218         /* XXXX maybe we want to say 'no', reject the client's credentials */
 219         r_s.buffer_creds = 1; /* yes, we have valid server credentials */
 220         memcpy(&(r_s.srv_creds), srv_cred, sizeof(r_s.srv_creds));
 221
 222         r_s.status = status;
 223
 224         /* store the response in the SMB stream */
 225         net_io_r_sam_logoff("", &r_s, rdata, 0);
 226
 227 }
 228
 229 /******************************************************************
 230  gets a machine password entry.  checks access rights of the host.
 231  ******************************************************************/
 232 static BOOL get_md4pw(char *md4pw, char *mach_name, char *mach_acct)
 233 {
 234         struct smb_passwd *smb_pass;
 235
 236 #if 0
 237     /*
 238      * Currently this code is redundent as we already have a filter
 239      * by hostname list. What this code really needs to do is to
 240      * get a hosts allowed/hosts denied list from the SAM database
 241      * on a per user basis, and make the access decision there.
 242      * I will leave this code here for now as a reminder to implement
 243      * this at a later date. JRA.
 244      */
 245
 246         if (!allow_access(lp_domain_hostsdeny(), lp_domain_hostsallow(),
 247                           client_name(Client), client_addr(Client)))
 248         {
 249                 DEBUG(0,("get_md4pw: Workstation %s denied access to domain\n", mach_acct));
 250                 return False;
 251         }
 252 #endif /* 0 */
 253
 254         become_root(True);
 255         smb_pass = getsmbpwnam(mach_acct);
 256         unbecome_root(True);
 257
 258         if ((smb_pass) != NULL && !(smb_pass->acct_ctrl & ACB_DISABLED) &&
 259         (smb_pass->smb_nt_passwd != NULL))
 260         {
 261                 memcpy(md4pw, smb_pass->smb_nt_passwd, 16);
 262                 dump_data(5, md4pw, 16);
 263
 264                 return True;
 265         }
 266         DEBUG(0,("get_md4pw: Workstation %s: no account in domain\n", mach_acct));
 267         return False;
 268 }
 269
 270 /*************************************************************************
 271  api_net_req_chal:
 272  *************************************************************************/
 273 static void api_net_req_chal( uint16 vuid,
 274                               prs_struct *data,
 275                               prs_struct *rdata)
 276 {
 277         NET_Q_REQ_CHAL q_r;
 278         uint32 status = 0x0;
 279
 280         fstring mach_acct;
 281         fstring mach_name;
 282
 283         user_struct *vuser;
 284
 285         DEBUG(5,("api_net_req_chal(%d): vuid %d\n", __LINE__, (int)vuid));
 286
 287         if ((vuser = get_valid_user_struct(vuid)) == NULL)
 288       return;
 289
 290         /* grab the challenge... */
 291         net_io_q_req_chal("", &q_r, data, 0);
 292
 293         fstrcpy(mach_acct, unistrn2(q_r.uni_logon_clnt.buffer,
 294                                     q_r.uni_logon_clnt.uni_str_len));
 295
 296         fstrcpy(mach_name, mach_acct);
 297         strlower(mach_name);
 298
 299         fstrcat(mach_acct, "$");
 300
 301         if (get_md4pw((char *)vuser->dc.md4pw, mach_name, mach_acct))
 302         {
 303                 /* copy the client credentials */
 304                 memcpy(vuser->dc.clnt_chal.data          , q_r.clnt_chal.data, sizeof(q_r.clnt_chal.data));
 305                 memcpy(vuser->dc.clnt_cred.challenge.data, q_r.clnt_chal.data, sizeof(q_r.clnt_chal.data));
 306
 307                 /* create a server challenge for the client */
 308                 /* Set these to random values. */
 309                 generate_random_buffer(vuser->dc.srv_chal.data, 8, False);
 310
 311                 memcpy(vuser->dc.srv_cred.challenge.data, vuser->dc.srv_chal.data, 8);
 312
 313                 bzero(vuser->dc.sess_key, sizeof(vuser->dc.sess_key));
 314
 315                 /* from client / server challenges and md4 password, generate sess key */
 316                 cred_session_key(&(vuser->dc.clnt_chal), &(vuser->dc.srv_chal),
 317                                  (char *)vuser->dc.md4pw, vuser->dc.sess_key);
 318         }
 319         else
 320         {
 321                 /* lkclXXXX take a guess at a good error message to return :-) */
 322                 status = 0xC0000000 | NT_STATUS_NOLOGON_WORKSTATION_TRUST_ACCOUNT;
 323         }
 324
 325         /* construct reply. */
 326         net_reply_req_chal(&q_r, rdata,
 327                                         &(vuser->dc.srv_chal), status);
 328
 329 }
 330
 331 /*************************************************************************
 332  api_net_auth_2:
 333  *************************************************************************/
 334 static void api_net_auth_2( uint16 vuid,
 335                             prs_struct *data,
 336                             prs_struct *rdata)
 337 {
 338         NET_Q_AUTH_2 q_a;
 339         uint32 status = 0x0;
 340
 341         DOM_CHAL srv_cred;
 342         UTIME srv_time;
 343
 344         user_struct *vuser;
 345
 346         if ((vuser = get_valid_user_struct(vuid)) == NULL)
 347       return;
 348
 349         srv_time.time = 0;
 350
 351         /* grab the challenge... */
 352         net_io_q_auth_2("", &q_a, data, 0);
 353
 354         /* check that the client credentials are valid */
 355         if (cred_assert(&(q_a.clnt_chal), vuser->dc.sess_key,
 356                     &(vuser->dc.clnt_cred.challenge), srv_time))
 357         {
 358
 359                 /* create server challenge for inclusion in the reply */
 360                 cred_create(vuser->dc.sess_key, &(vuser->dc.srv_cred.challenge), srv_time, &srv_cred);
 361
 362                 /* copy the received client credentials for use next time */
 363                 memcpy(vuser->dc.clnt_cred.challenge.data, q_a.clnt_chal.data, sizeof(q_a.clnt_chal.data));
 364                 memcpy(vuser->dc.srv_cred .challenge.data, q_a.clnt_chal.data, sizeof(q_a.clnt_chal.data));
 365         }
 366         else
 367         {
 368                 status = NT_STATUS_ACCESS_DENIED | 0xC0000000;
 369         }
 370
 371         /* construct reply. */
 372         net_reply_auth_2(&q_a, rdata, &srv_cred, status);
 373 }
 374
 375
 376 /*************************************************************************
 377  api_net_srv_pwset:
 378  *************************************************************************/
 379 static void api_net_srv_pwset( uint16 vuid,
 380                                prs_struct *data,
 381                                prs_struct *rdata)
 382 {
 383         NET_Q_SRV_PWSET q_a;
 384         uint32 status = NT_STATUS_WRONG_PASSWORD|0xC0000000;
 385         DOM_CRED srv_cred;
 386         pstring mach_acct;
 387         struct smb_passwd *smb_pass;
 388         BOOL ret;
 389         user_struct *vuser;
 390
 391         if ((vuser = get_valid_user_struct(vuid)) == NULL)
 392       return;
 393
 394         /* grab the challenge and encrypted password ... */
 395         net_io_q_srv_pwset("", &q_a, data, 0);
 396
 397         /* checks and updates credentials.  creates reply credentials */
 398         if (deal_with_creds(vuser->dc.sess_key, &(vuser->dc.clnt_cred),
 399                             &(q_a.clnt_id.cred), &srv_cred))
 400         {
 401                 memcpy(&(vuser->dc.srv_cred), &(vuser->dc.clnt_cred), sizeof(vuser->dc.clnt_cred));
 402
 403                 DEBUG(5,("api_net_srv_pwset: %d\n", __LINE__));
 404
 405                 pstrcpy(mach_acct, unistrn2(q_a.clnt_id.login.uni_acct_name.buffer,
 406                                             q_a.clnt_id.login.uni_acct_name.uni_str_len));
 407
 408                 DEBUG(3,("Server Password Set Wksta:[%s]\n", mach_acct));
 409
 410                 become_root(True);
 411                 smb_pass = getsmbpwnam(mach_acct);
 412                 unbecome_root(True);
 413
 414                 if (smb_pass != NULL)
 415                 {
 416                         unsigned char pwd[16];
 417                         int i;
 418
 419                         DEBUG(100,("Server password set : new given value was :\n"));
 420                         for(i = 0; i < 16; i++)
 421                         {
 422                                 DEBUG(100,("%02X ", q_a.pwd[i]));
 423                         }
 424                         DEBUG(100,("\n"));
 425
 426                         cred_hash3( pwd, q_a.pwd, vuser->dc.sess_key, 0);
 427
 428                         /* lies!  nt and lm passwords are _not_ the same: don't care */
 429                         smb_pass->smb_passwd    = pwd;
 430                         smb_pass->smb_nt_passwd = pwd;
 431                         smb_pass->acct_ctrl     = ACB_WSTRUST;
 432
 433                         become_root(True);
 434                         ret = mod_smbpwd_entry(smb_pass,False);
 435                         unbecome_root(True);
 436
 437                         if (ret)
 438                         {
 439                                 /* hooray! */
 440                                 status = 0x0;
 441                         }
 442                 }
 443
 444                 DEBUG(5,("api_net_srv_pwset: %d\n", __LINE__));
 445
 446         }
 447         else
 448         {
 449                 /* lkclXXXX take a guess at a sensible error code to return... */
 450                 status = 0xC0000000 | NT_STATUS_NETWORK_CREDENTIAL_CONFLICT;
 451         }
 452
 453         /* Construct reply. */
 454         net_reply_srv_pwset(&q_a, rdata, &srv_cred, status);
 455 }
 456
 457
 458 /*************************************************************************
 459  api_net_sam_logoff:
 460  *************************************************************************/
 461 static void api_net_sam_logoff( uint16 vuid,
 462                                prs_struct *data,
 463                                prs_struct *rdata)
 464 {
 465         NET_Q_SAM_LOGOFF q_l;
 466         NET_ID_INFO_CTR ctr;
 467
 468         DOM_CRED srv_cred;
 469
 470         user_struct *vuser;
 471
 472         if ((vuser = get_valid_user_struct(vuid)) == NULL)
 473       return;
 474
 475         /* the DOM_ID_INFO_1 structure is a bit big.  plus we might want to
 476            dynamically allocate it inside net_io_q_sam_logon, at some point */
 477         q_l.sam_id.ctr = &ctr;
 478
 479         /* grab the challenge... */
 480         net_io_q_sam_logoff("", &q_l, data, 0);
 481
 482         /* checks and updates credentials.  creates reply credentials */
 483         deal_with_creds(vuser->dc.sess_key, &(vuser->dc.clnt_cred),
 484                         &(q_l.sam_id.client.cred), &srv_cred);
 485         memcpy(&(vuser->dc.srv_cred), &(vuser->dc.clnt_cred), sizeof(vuser->dc.clnt_cred));
 486
 487         /* construct reply.  always indicate success */
 488         net_reply_sam_logoff(&q_l, rdata,
 489                                         &srv_cred,
 490                         0x0);
 491 }
 492
 493 /*************************************************************************
 494  net_login_interactive:
 495  *************************************************************************/
 496 static uint32 net_login_interactive(NET_ID_INFO_1 *id1,
 497                                 struct smb_passwd *smb_pass,
 498                                 user_struct *vuser)
 499 {
 500         uint32 status = 0x0;
 501
 502         char nt_pwd[16];
 503         char lm_pwd[16];
 504         unsigned char key[16];
 505
 506         memset(key, 0, 16);
 507         memcpy(key, vuser->dc.sess_key, 8);
 508
 509         memcpy(lm_pwd, id1->lm_owf.data, 16);
 510         memcpy(nt_pwd, id1->nt_owf.data, 16);
 511
 512 #ifdef DEBUG_PASSWORD
 513         DEBUG(100,("key:"));
 514         dump_data(100, key, 16);
 515
 516         DEBUG(100,("lm owf password:"));
 517         dump_data(100, lm_pwd, 16);
 518
 519         DEBUG(100,("nt owf password:"));
 520         dump_data(100, nt_pwd, 16);
 521 #endif
 522
 523         SamOEMhash((uchar *)lm_pwd, key, False);
 524         SamOEMhash((uchar *)nt_pwd, key, False);
 525
 526 #ifdef DEBUG_PASSWORD
 527         DEBUG(100,("decrypt of lm owf password:"));
 528         dump_data(100, lm_pwd, 16);
 529
 530         DEBUG(100,("decrypt of nt owf password:"));
 531         dump_data(100, nt_pwd, 16);
 532 #endif
 533
 534         if (memcmp(smb_pass->smb_passwd   , lm_pwd, 16) != 0 &&
 535             memcmp(smb_pass->smb_nt_passwd, nt_pwd, 16) != 0)
 536         {
 537                 status = 0xC0000000 | NT_STATUS_WRONG_PASSWORD;
 538         }
 539
 540         return status;
 541 }
 542
 543 /*************************************************************************
 544  net_login_network:
 545  *************************************************************************/
 546 static uint32 net_login_network(NET_ID_INFO_2 *id2,
 547                                 struct smb_passwd *smb_pass)
 548 {
 549         DEBUG(5,("net_login_network: lm_len: %d nt_len: %d\n",
 550                 id2->hdr_lm_chal_resp.str_str_len,
 551                 id2->hdr_nt_chal_resp.str_str_len));
 552
 553         /* JRA. Check the NT password first if it exists - this is a higher quality
 554            password, if it exists and it doesn't match - fail. */
 555
 556         if (id2->hdr_nt_chal_resp.str_str_len == 24 &&
 557                 smb_pass->smb_nt_passwd != NULL)
 558         {
 559                 if(smb_password_check((char *)id2->nt_chal_resp.buffer,
 560                                    smb_pass->smb_nt_passwd,
 561                            id2->lm_chal))
 562                   return 0x0;
 563                 else
 564                   return 0xC0000000 | NT_STATUS_WRONG_PASSWORD;
 565         }
 566
 567         /* lkclXXXX this is not a good place to put disabling of LM hashes in.
 568            if that is to be done, first move this entire function into a
 569            library routine that calls the two smb_password_check() functions.
 570            if disabling LM hashes (which nt can do for security reasons) then
 571            an attempt should be made to disable them everywhere (which nt does
 572            not do, for various security-hole reasons).
 573          */
 574
 575         if (id2->hdr_lm_chal_resp.str_str_len == 24 &&
 576                 smb_password_check((char *)id2->lm_chal_resp.buffer,
 577                                    smb_pass->smb_passwd,
 578                                    id2->lm_chal))
 579         {
 580                 return 0x0;
 581         }
 582
 583
 584         /* oops! neither password check succeeded */
 585
 586         return 0xC0000000 | NT_STATUS_WRONG_PASSWORD;
 587 }
 588
 589 /*************************************************************************
 590  api_net_sam_logon:
 591  *************************************************************************/
 592 static void api_net_sam_logon( uint16 vuid,
 593                                prs_struct *data,
 594                                prs_struct *rdata)
 595 {
 596   NET_Q_SAM_LOGON q_l;
 597   NET_ID_INFO_CTR ctr;
 598   NET_USER_INFO_3 usr_info;
 599   uint32 status = 0x0;
 600   DOM_CRED srv_cred;
 601   struct smb_passwd *smb_pass = NULL;
 602   UNISTR2 *uni_samlogon_user = NULL;
 603
 604   user_struct *vuser = NULL;
 605
 606   if ((vuser = get_valid_user_struct(vuid)) == NULL)
 607     return;
 608
 609   q_l.sam_id.ctr = &ctr;
 610
 611   net_io_q_sam_logon("", &q_l, data, 0);
 612
 613   /* checks and updates credentials.  creates reply credentials */
 614   if (!deal_with_creds(vuser->dc.sess_key, &(vuser->dc.clnt_cred),
 615                        &(q_l.sam_id.client.cred), &srv_cred))
 616   {
 617     status = 0xC0000000 | NT_STATUS_INVALID_HANDLE;
 618   }
 619   else
 620   {
 621     memcpy(&(vuser->dc.srv_cred), &(vuser->dc.clnt_cred), sizeof(vuser->dc.clnt_cred));
 622   }
 623
 624   /* find the username */
 625
 626   if (status == 0)
 627   {
 628     switch (q_l.sam_id.logon_level)
 629     {
 630       case INTERACTIVE_LOGON_TYPE:
 631       {
 632         uni_samlogon_user = &(q_l.sam_id.ctr->auth.id1.uni_user_name);
 633
 634         DEBUG(3,("SAM Logon (Interactive). Domain:[%s].  ", lp_workgroup()));
 635         break;
 636       }
 637       case NET_LOGON_TYPE:
 638       {
 639         uni_samlogon_user = &(q_l.sam_id.ctr->auth.id2.uni_user_name);
 640
 641         DEBUG(3,("SAM Logon (Network). Domain:[%s].  ", lp_workgroup()));
 642         break;
 643       }
 644       default:
 645       {
 646         DEBUG(2,("SAM Logon: unsupported switch value\n"));
 647         status = 0xC0000000 | NT_STATUS_INVALID_INFO_CLASS;
 648         break;
 649       }
 650     } /* end switch */
 651   } /* end if status == 0 */
 652
 653   /* check username exists */
 654
 655   if (status == 0)
 656   {
 657     pstrcpy(samlogon_user, unistrn2(uni_samlogon_user->buffer,
 658             uni_samlogon_user->uni_str_len));
 659
 660     DEBUG(3,("User:[%s]\n", samlogon_user));
 661
 662     /*
 663      * Convert to a UNIX username.
 664      */
 665     map_username(samlogon_user);
 666
 667     /*
 668      * Do any case conversions.
 669      */
 670     (void)Get_Pwnam(samlogon_user, True);
 671
 672     become_root(True);
 673     smb_pass = getsmbpwnam(samlogon_user);
 674     unbecome_root(True);
 675
 676     if (smb_pass->acct_ctrl & ACB_PWNOTREQ)
 677       status = 0;
 678     else if (smb_pass == NULL)
 679       status = 0xC0000000 | NT_STATUS_NO_SUCH_USER;
 680     else if (smb_pass->acct_ctrl & ACB_DISABLED)
 681       status =  0xC0000000 | NT_STATUS_ACCOUNT_DISABLED;
 682   }
 683
 684   /* Validate password - if required. */
 685
 686   if ((status == 0) && !(smb_pass->acct_ctrl & ACB_PWNOTREQ))
 687   {
 688     switch (q_l.sam_id.logon_level)
 689     {
 690       case INTERACTIVE_LOGON_TYPE:
 691       {
 692         /* interactive login. */
 693         status = net_login_interactive(&q_l.sam_id.ctr->auth.id1, smb_pass, vuser);
 694         break;
 695       }
 696       case NET_LOGON_TYPE:
 697       {
 698         /* network login.  lm challenge and 24 byte responses */
 699         status = net_login_network(&q_l.sam_id.ctr->auth.id2, smb_pass);
 700         break;
 701       }
 702     }
 703   }
 704
 705   /* lkclXXXX this is the point at which, if the login was
 706      successful, that the SAM Local Security Authority should
 707      record that the user is logged in to the domain.
 708    */
 709
 710   /* return the profile plus other bits :-) */
 711
 712   if (status == 0)
 713   {
 714     DOM_GID *gids = NULL;
 715     int num_gids = 0;
 716     NTTIME dummy_time;
 717     pstring logon_script;
 718     pstring profile_path;
 719     pstring home_dir;
 720     pstring home_drive;
 721     pstring my_name;
 722     pstring my_workgroup;
 723     pstring domain_groups;
 724     uint32 r_uid;
 725     uint32 r_gid;
 726
 727     /* set up pointer indicating user/password failed to be found */
 728     usr_info.ptr_user_info = 0;
 729
 730     dummy_time.low  = 0xffffffff;
 731     dummy_time.high = 0x7fffffff;
 732
 733     /* XXXX hack to get standard_sub_basic() to use sam logon username */
 734     /* possibly a better way would be to do a become_user() call */
 735     sam_logon_in_ssb = True;
 736
 737     pstrcpy(logon_script, lp_logon_script());
 738     pstrcpy(profile_path, lp_logon_path());
 739
 740     pstrcpy(my_workgroup, lp_workgroup());
 741
 742     pstrcpy(home_drive, lp_logon_drive());
 743     pstrcpy(home_dir, lp_logon_home());
 744
 745     pstrcpy(my_name, global_myname);
 746     strupper(my_name);
 747
 748     /*
 749      * This is the point at which we get the group
 750      * database - we should be getting the gid_t list
 751      * from /etc/group and then turning the uids into
 752      * rids and then into machine sids for this user.
 753      * JRA.
 754      */
 755
 756     get_domain_user_groups(domain_groups, samlogon_user);
 757
 758     /*
 759      * make_dom_gids allocates the gids array. JRA.
 760      */
 761     gids = NULL;
 762     num_gids = make_dom_gids(domain_groups, &gids);
 763
 764     sam_logon_in_ssb = False;
 765
 766     if (pdb_name_to_rid(samlogon_user, &r_uid, &r_gid))
 767     {
 768       make_net_user_info3(&usr_info,
 769                           &dummy_time, /* logon_time */
 770                           &dummy_time, /* logoff_time */
 771                           &dummy_time, /* kickoff_time */
 772                           &dummy_time, /* pass_last_set_time */
 773                           &dummy_time, /* pass_can_change_time */
 774                           &dummy_time, /* pass_must_change_time */
 775
 776                           samlogon_user   , /* user_name */
 777                           vuser->real_name, /* full_name */
 778                           logon_script    , /* logon_script */
 779                           profile_path    , /* profile_path */
 780                           home_dir        , /* home_dir */
 781                           home_drive      , /* dir_drive */
 782
 783                           0, /* logon_count */
 784                           0, /* bad_pw_count */
 785
 786                           r_uid   , /* RID user_id */
 787                           r_gid   , /* RID group_id */
 788                           num_gids,    /* uint32 num_groups */
 789                           gids    , /* DOM_GID *gids */
 790                           0x20    , /* uint32 user_flgs (?) */
 791
 792                           NULL, /* char sess_key[16] */
 793
 794                           my_name     , /* char *logon_srv */
 795                           my_workgroup, /* char *logon_dom */
 796
 797                           &global_sam_sid,     /* DOM_SID *dom_sid */
 798                           NULL); /* char *other_sids */
 799     }
 800     else
 801     {
 802       status = 0xC0000000 | NT_STATUS_NO_SUCH_USER;
 803     }
 804
 805     /* Free any allocated groups array. */
 806     if(gids)
 807       free((char *)gids);
 808   }
 809
 810   net_reply_sam_logon(&q_l, rdata, &srv_cred, &usr_info, status);
 811 }
 812
 813
 814 /*************************************************************************
 815  api_net_trust_dom_list:
 816  *************************************************************************/
 817 static void api_net_trust_dom_list( uint16 vuid,
 818                                  prs_struct *data,
 819                                  prs_struct *rdata)
 820 {
 821         NET_Q_TRUST_DOM_LIST q_t;
 822
 823         char *trusted_domain = "test_domain";
 824
 825         DEBUG(6,("api_net_trust_dom_list: %d\n", __LINE__));
 826
 827         /* grab the lsa trusted domain list query... */
 828         net_io_q_trust_dom("", &q_t, data, 0);
 829
 830         /* construct reply. */
 831         net_reply_trust_dom_list(&q_t, rdata,
 832                                 1, trusted_domain);
 833
 834         DEBUG(6,("api_net_trust_dom_list: %d\n", __LINE__));
 835 }
 836
 837
 838 /*************************************************************************
 839  error messages cropping up when using nltest.exe...
 840  *************************************************************************/
 841 #define ERROR_NO_SUCH_DOMAIN   0x54b
 842 #define ERROR_NO_LOGON_SERVERS 0x51f
 843
 844 /*************************************************************************
 845  api_net_logon_ctrl2:
 846  *************************************************************************/
 847 static void api_net_logon_ctrl2( uint16 vuid,
 848                                  prs_struct *data,
 849                                  prs_struct *rdata)
 850 {
 851         NET_Q_LOGON_CTRL2 q_l;
 852
 853         /* lkclXXXX - guess what - absolutely no idea what these are! */
 854         uint32 flags = 0x0;
 855         uint32 pdc_connection_status = 0x0;
 856         uint32 logon_attempts = 0x0;
 857         uint32 tc_status = ERROR_NO_LOGON_SERVERS;
 858         char *trusted_domain = "test_domain";
 859
 860         DEBUG(6,("api_net_logon_ctrl2: %d\n", __LINE__));
 861
 862         /* grab the lsa netlogon ctrl2 query... */
 863         net_io_q_logon_ctrl2("", &q_l, data, 0);
 864
 865         /* construct reply. */
 866         net_reply_logon_ctrl2(&q_l, rdata,
 867                                 flags, pdc_connection_status, logon_attempts,
 868                                 tc_status, trusted_domain);
 869
 870         DEBUG(6,("api_net_logon_ctrl2: %d\n", __LINE__));
 871 }
 872
 873 /*******************************************************************
 874  array of \PIPE\NETLOGON operations
 875  ********************************************************************/
 876 static struct api_struct api_net_cmds [] =
 877 {
 878         { "NET_REQCHAL"       , NET_REQCHAL       , api_net_req_chal       },
 879         { "NET_AUTH2"         , NET_AUTH2         , api_net_auth_2         },
 880         { "NET_SRVPWSET"      , NET_SRVPWSET      , api_net_srv_pwset      },
 881         { "NET_SAMLOGON"      , NET_SAMLOGON      , api_net_sam_logon      },
 882         { "NET_SAMLOGOFF"     , NET_SAMLOGOFF     , api_net_sam_logoff     },
 883         { "NET_LOGON_CTRL2"   , NET_LOGON_CTRL2   , api_net_logon_ctrl2    },
 884         { "NET_TRUST_DOM_LIST", NET_TRUST_DOM_LIST, api_net_trust_dom_list },
 885     {  NULL               , 0                 , NULL                   }
 886 };
 887
 888 /*******************************************************************
 889  receives a netlogon pipe and responds.
 890  ********************************************************************/
 891 BOOL api_netlog_rpc(pipes_struct *p, prs_struct *data)
 892 {
 893         return api_rpcTNP(p, "api_netlog_rpc", api_net_cmds, data);
 894 }