source3/libsmb/clirap.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    client RAP calls
   4    Copyright (C) Andrew Tridgell         1994-1998
   5    Copyright (C) Gerald (Jerry) Carter   2004
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program; if not, write to the Free Software
  19    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  20 */
  21
  22 #include "includes.h"
  23
  24 /****************************************************************************
  25  Call a remote api on an arbitrary pipe.  takes param, data and setup buffers.
  26 ****************************************************************************/
  27
  28 BOOL cli_api_pipe(struct cli_state *cli, const char *pipe_name,
  29                   uint16 *setup, uint32 setup_count, uint32 max_setup_count,
  30                   char *params, uint32 param_count, uint32 max_param_count,
  31                   char *data, uint32 data_count, uint32 max_data_count,
  32                   char **rparam, uint32 *rparam_count,
  33                   char **rdata, uint32 *rdata_count)
  34 {
  35         cli_send_trans(cli, SMBtrans,
  36                  pipe_name,
  37                  0,0,                         /* fid, flags */
  38                  setup, setup_count, max_setup_count,
  39                  params, param_count, max_param_count,
  40                  data, data_count, max_data_count);
  41
  42         return (cli_receive_trans(cli, SMBtrans,
  43                             rparam, (unsigned int *)rparam_count,
  44                             rdata, (unsigned int *)rdata_count));
  45 }
  46
  47 /****************************************************************************
  48  Call a remote api
  49 ****************************************************************************/
  50
  51 BOOL cli_api(struct cli_state *cli,
  52              char *param, int prcnt, int mprcnt,
  53              char *data, int drcnt, int mdrcnt,
  54              char **rparam, unsigned int *rprcnt,
  55              char **rdata, unsigned int *rdrcnt)
  56 {
  57         cli_send_trans(cli,SMBtrans,
  58                  PIPE_LANMAN,             /* Name */
  59                  0,0,                     /* fid, flags */
  60                  NULL,0,0,                /* Setup, length, max */
  61                  param, prcnt, mprcnt,    /* Params, length, max */
  62                  data, drcnt, mdrcnt      /* Data, length, max */
  63                 );
  64
  65         return (cli_receive_trans(cli,SMBtrans,
  66                             rparam, rprcnt,
  67                             rdata, rdrcnt));
  68 }
  69
  70 /****************************************************************************
  71  Perform a NetWkstaUserLogon.
  72 ****************************************************************************/
  73
  74 BOOL cli_NetWkstaUserLogon(struct cli_state *cli,char *user, char *workstation)
  75 {
  76         char *rparam = NULL;
  77         char *rdata = NULL;
  78         char *p;
  79         unsigned int rdrcnt,rprcnt;
  80         pstring param;
  81
  82         memset(param, 0, sizeof(param));
  83
  84         /* send a SMBtrans command with api NetWkstaUserLogon */
  85         p = param;
  86         SSVAL(p,0,132); /* api number */
  87         p += 2;
  88         pstrcpy_base(p,"OOWb54WrLh",param);
  89         p = skip_string(param,sizeof(param),p);
  90         pstrcpy_base(p,"WB21BWDWWDDDDDDDzzzD",param);
  91         p = skip_string(param,sizeof(param),p);
  92         SSVAL(p,0,1);
  93         p += 2;
  94         pstrcpy_base(p,user,param);
  95         strupper_m(p);
  96         p += 21;
  97         p++;
  98         p += 15;
  99         p++;
 100         pstrcpy_base(p, workstation, param);
 101         strupper_m(p);
 102         p += 16;
 103         SSVAL(p, 0, CLI_BUFFER_SIZE);
 104         p += 2;
 105         SSVAL(p, 0, CLI_BUFFER_SIZE);
 106         p += 2;
 107
 108         if (cli_api(cli,
 109                     param, PTR_DIFF(p,param),1024,  /* param, length, max */
 110                     NULL, 0, CLI_BUFFER_SIZE,           /* data, length, max */
 111                     &rparam, &rprcnt,               /* return params, return size */
 112                     &rdata, &rdrcnt                 /* return data, return size */
 113                    )) {
 114                 cli->rap_error = rparam? SVAL(rparam,0) : -1;
 115                 p = rdata;
 116
 117                 if (cli->rap_error == 0) {
 118                         DEBUG(4,("NetWkstaUserLogon success\n"));
 119                         cli->privileges = SVAL(p, 24);
 120                         /* The cli->eff_name field used to be set here
 121                            but it wasn't used anywhere else. */
 122                 } else {
 123                         DEBUG(1,("NetwkstaUserLogon gave error %d\n", cli->rap_error));
 124                 }
 125         }
 126
 127         SAFE_FREE(rparam);
 128         SAFE_FREE(rdata);
 129         return (cli->rap_error == 0);
 130 }
 131
 132 /****************************************************************************
 133  Call a NetShareEnum - try and browse available connections on a host.
 134 ****************************************************************************/
 135
 136 int cli_RNetShareEnum(struct cli_state *cli, void (*fn)(const char *, uint32, const char *, void *), void *state)
 137 {
 138         char *rparam = NULL;
 139         char *rdata = NULL;
 140         char *p;
 141         unsigned int rdrcnt,rprcnt;
 142         pstring param;
 143         int count = -1;
 144
 145         /* now send a SMBtrans command with api RNetShareEnum */
 146         p = param;
 147         SSVAL(p,0,0); /* api number */
 148         p += 2;
 149         pstrcpy_base(p,"WrLeh",param);
 150         p = skip_string(param,sizeof(param),p);
 151         pstrcpy_base(p,"B13BWz",param);
 152         p = skip_string(param,sizeof(param),p);
 153         SSVAL(p,0,1);
 154         /*
 155          * Win2k needs a *smaller* buffer than 0xFFFF here -
 156          * it returns "out of server memory" with 0xFFFF !!! JRA.
 157          */
 158         SSVAL(p,2,0xFFE0);
 159         p += 4;
 160
 161         if (cli_api(cli,
 162                     param, PTR_DIFF(p,param), 1024,  /* Param, length, maxlen */
 163                     NULL, 0, 0xFFE0,            /* data, length, maxlen - Win2k needs a small buffer here too ! */
 164                     &rparam, &rprcnt,                /* return params, length */
 165                     &rdata, &rdrcnt))                /* return data, length */
 166                 {
 167                         int res = rparam? SVAL(rparam,0) : -1;
 168
 169                         if (res == 0 || res == ERRmoredata) {
 170                                 int converter=SVAL(rparam,2);
 171                                 int i;
 172
 173                                 count=SVAL(rparam,4);
 174                                 p = rdata;
 175
 176                                 for (i=0;i<count;i++,p+=20) {
 177                                         char *sname = p;
 178                                         int type = SVAL(p,14);
 179                                         int comment_offset = IVAL(p,16) & 0xFFFF;
 180                                         const char *cmnt = comment_offset?(rdata+comment_offset-converter):"";
 181                                         pstring s1, s2;
 182
 183                                         pull_ascii_pstring(s1, sname);
 184                                         pull_ascii_pstring(s2, cmnt);
 185
 186                                         fn(s1, type, s2, state);
 187                                 }
 188                         } else {
 189                                 DEBUG(4,("NetShareEnum res=%d\n", res));
 190                         }
 191                 } else {
 192                         DEBUG(4,("NetShareEnum failed\n"));
 193                 }
 194
 195         SAFE_FREE(rparam);
 196         SAFE_FREE(rdata);
 197
 198         return count;
 199 }
 200
 201 /****************************************************************************
 202  Call a NetServerEnum for the specified workgroup and servertype mask.  This
 203  function then calls the specified callback function for each name returned.
 204
 205  The callback function takes 4 arguments: the machine name, the server type,
 206  the comment and a state pointer.
 207 ****************************************************************************/
 208
 209 BOOL cli_NetServerEnum(struct cli_state *cli, char *workgroup, uint32 stype,
 210                        void (*fn)(const char *, uint32, const char *, void *),
 211                        void *state)
 212 {
 213         char *rparam = NULL;
 214         char *rdata = NULL;
 215         unsigned int rdrcnt,rprcnt;
 216         char *p;
 217         pstring param;
 218         int uLevel = 1;
 219         int count = -1;
 220
 221         errno = 0; /* reset */
 222
 223         /* send a SMBtrans command with api NetServerEnum */
 224         p = param;
 225         SSVAL(p,0,0x68); /* api number */
 226         p += 2;
 227         pstrcpy_base(p,"WrLehDz", param);
 228         p = skip_string(param,sizeof(param),p);
 229
 230         pstrcpy_base(p,"B16BBDz", param);
 231
 232         p = skip_string(param,sizeof(param),p);
 233         SSVAL(p,0,uLevel);
 234         SSVAL(p,2,CLI_BUFFER_SIZE);
 235         p += 4;
 236         SIVAL(p,0,stype);
 237         p += 4;
 238
 239         p += push_ascii(p, workgroup, sizeof(pstring)-PTR_DIFF(p,param)-1, STR_TERMINATE|STR_UPPER);
 240
 241         if (cli_api(cli,
 242                     param, PTR_DIFF(p,param), 8,        /* params, length, max */
 243                     NULL, 0, CLI_BUFFER_SIZE,               /* data, length, max */
 244                     &rparam, &rprcnt,                   /* return params, return size */
 245                     &rdata, &rdrcnt                     /* return data, return size */
 246                    )) {
 247                 int res = rparam? SVAL(rparam,0) : -1;
 248
 249                 if (res == 0 || res == ERRmoredata ||
 250                     (res != -1 && cli_errno(cli) == 0)) {
 251                         int i;
 252                         int converter=SVAL(rparam,2);
 253
 254                         count=SVAL(rparam,4);
 255                         p = rdata;
 256
 257                         for (i = 0;i < count;i++, p += 26) {
 258                                 char *sname = p;
 259                                 int comment_offset = (IVAL(p,22) & 0xFFFF)-converter;
 260                                 const char *cmnt = comment_offset?(rdata+comment_offset):"";
 261                                 pstring s1, s2;
 262
 263                                 if (comment_offset < 0 || comment_offset > (int)rdrcnt) continue;
 264
 265                                 stype = IVAL(p,18) & ~SV_TYPE_LOCAL_LIST_ONLY;
 266
 267                                 pull_ascii_pstring(s1, sname);
 268                                 pull_ascii_pstring(s2, cmnt);
 269                                 fn(s1, stype, s2, state);
 270                         }
 271                 }
 272         }
 273
 274         SAFE_FREE(rparam);
 275         SAFE_FREE(rdata);
 276
 277         if (count < 0) {
 278             errno = cli_errno(cli);
 279         } else {
 280             if (!count) {
 281                 /* this is a very special case, when the domain master for the
 282                    work group isn't part of the work group itself, there is something
 283                    wild going on */
 284                 errno = ENOENT;
 285             }
 286         }
 287
 288         return(count > 0);
 289 }
 290
 291 /****************************************************************************
 292  Send a SamOEMChangePassword command.
 293 ****************************************************************************/
 294
 295 BOOL cli_oem_change_password(struct cli_state *cli, const char *user, const char *new_password,
 296                              const char *old_password)
 297 {
 298         pstring param;
 299         unsigned char data[532];
 300         char *p = param;
 301         unsigned char old_pw_hash[16];
 302         unsigned char new_pw_hash[16];
 303         unsigned int data_len;
 304         unsigned int param_len = 0;
 305         char *rparam = NULL;
 306         char *rdata = NULL;
 307         unsigned int rprcnt, rdrcnt;
 308
 309         if (strlen(user) >= sizeof(fstring)-1) {
 310                 DEBUG(0,("cli_oem_change_password: user name %s is too long.\n", user));
 311                 return False;
 312         }
 313
 314         SSVAL(p,0,214); /* SamOEMChangePassword command. */
 315         p += 2;
 316         pstrcpy_base(p, "zsT", param);
 317         p = skip_string(param,sizeof(param),p);
 318         pstrcpy_base(p, "B516B16", param);
 319         p = skip_string(param,sizeof(param),p);
 320         pstrcpy_base(p,user, param);
 321         p = skip_string(param,sizeof(param),p);
 322         SSVAL(p,0,532);
 323         p += 2;
 324
 325         param_len = PTR_DIFF(p,param);
 326
 327         /*
 328          * Get the Lanman hash of the old password, we
 329          * use this as the key to make_oem_passwd_hash().
 330          */
 331         E_deshash(old_password, old_pw_hash);
 332
 333         encode_pw_buffer(data, new_password, STR_ASCII);
 334
 335 #ifdef DEBUG_PASSWORD
 336         DEBUG(100,("make_oem_passwd_hash\n"));
 337         dump_data(100, data, 516);
 338 #endif
 339         SamOEMhash( (unsigned char *)data, (unsigned char *)old_pw_hash, 516);
 340
 341         /*
 342          * Now place the old password hash in the data.
 343          */
 344         E_deshash(new_password, new_pw_hash);
 345
 346         E_old_pw_hash( new_pw_hash, old_pw_hash, (uchar *)&data[516]);
 347
 348         data_len = 532;
 349
 350         if (cli_send_trans(cli,SMBtrans,
 351                     PIPE_LANMAN,                          /* name */
 352                     0,0,                                  /* fid, flags */
 353                     NULL,0,0,                             /* setup, length, max */
 354                     param,param_len,2,                    /* param, length, max */
 355                     (char *)data,data_len,0                       /* data, length, max */
 356                    ) == False) {
 357                 DEBUG(0,("cli_oem_change_password: Failed to send password change for user %s\n",
 358                         user ));
 359                 return False;
 360         }
 361
 362         if (!cli_receive_trans(cli,SMBtrans,
 363                        &rparam, &rprcnt,
 364                        &rdata, &rdrcnt)) {
 365                 DEBUG(0,("cli_oem_change_password: Failed to recieve reply to password change for user %s\n",
 366                         user ));
 367                 return False;
 368         }
 369
 370         if (rparam) {
 371                 cli->rap_error = SVAL(rparam,0);
 372         }
 373
 374         SAFE_FREE(rparam);
 375         SAFE_FREE(rdata);
 376
 377         return (cli->rap_error == 0);
 378 }
 379
 380 /****************************************************************************
 381  Send a qpathinfo call.
 382 ****************************************************************************/
 383
 384 BOOL cli_qpathinfo(struct cli_state *cli, const char *fname,
 385                    time_t *change_time,
 386                    time_t *access_time,
 387                    time_t *write_time,
 388                    SMB_OFF_T *size, uint16 *mode)
 389 {
 390         unsigned int data_len = 0;
 391         unsigned int param_len = 0;
 392         unsigned int rparam_len, rdata_len;
 393         uint16 setup = TRANSACT2_QPATHINFO;
 394         pstring param;
 395         char *rparam=NULL, *rdata=NULL;
 396         int count=8;
 397         BOOL ret;
 398         time_t (*date_fn)(struct cli_state *, void *);
 399         char *p;
 400
 401         p = param;
 402         memset(p, 0, 6);
 403         SSVAL(p, 0, SMB_INFO_STANDARD);
 404         p += 6;
 405         p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
 406
 407         param_len = PTR_DIFF(p, param);
 408
 409         do {
 410                 ret = (cli_send_trans(cli, SMBtrans2,
 411                                       NULL,           /* Name */
 412                                       -1, 0,          /* fid, flags */
 413                                       &setup, 1, 0,   /* setup, length, max */
 414                                       param, param_len, 10, /* param, length, max */
 415                                       NULL, data_len, cli->max_xmit /* data, length, max */
 416                                       ) &&
 417                        cli_receive_trans(cli, SMBtrans2,
 418                                          &rparam, &rparam_len,
 419                                          &rdata, &rdata_len));
 420                 if (!cli_is_dos_error(cli)) break;
 421                 if (!ret) {
 422                         /* we need to work around a Win95 bug - sometimes
 423                            it gives ERRSRV/ERRerror temprarily */
 424                         uint8 eclass;
 425                         uint32 ecode;
 426                         cli_dos_error(cli, &eclass, &ecode);
 427                         if (eclass != ERRSRV || ecode != ERRerror) break;
 428                         smb_msleep(100);
 429                 }
 430         } while (count-- && ret==False);
 431
 432         if (!ret || !rdata || rdata_len < 22) {
 433                 return False;
 434         }
 435
 436         if (cli->win95) {
 437                 date_fn = cli_make_unix_date;
 438         } else {
 439                 date_fn = cli_make_unix_date2;
 440         }
 441
 442         if (change_time) {
 443                 *change_time = date_fn(cli, rdata+0);
 444         }
 445         if (access_time) {
 446                 *access_time = date_fn(cli, rdata+4);
 447         }
 448         if (write_time) {
 449                 *write_time = date_fn(cli, rdata+8);
 450         }
 451         if (size) {
 452                 *size = IVAL(rdata, 12);
 453         }
 454         if (mode) {
 455                 *mode = SVAL(rdata,l1_attrFile);
 456         }
 457
 458         SAFE_FREE(rdata);
 459         SAFE_FREE(rparam);
 460         return True;
 461 }
 462
 463 /****************************************************************************
 464  Send a setpathinfo call.
 465 ****************************************************************************/
 466
 467 BOOL cli_setpathinfo(struct cli_state *cli, const char *fname,
 468                      time_t create_time,
 469                      time_t access_time,
 470                      time_t write_time,
 471                      time_t change_time,
 472                      uint16 mode)
 473 {
 474         unsigned int data_len = 0;
 475         unsigned int param_len = 0;
 476         unsigned int rparam_len, rdata_len;
 477         uint16 setup = TRANSACT2_SETPATHINFO;
 478         pstring param;
 479         pstring data;
 480         char *rparam=NULL, *rdata=NULL;
 481         int count=8;
 482         BOOL ret;
 483         char *p;
 484
 485         memset(param, 0, sizeof(param));
 486         memset(data, 0, sizeof(data));
 487
 488         p = param;
 489
 490         /* Add the information level */
 491         SSVAL(p, 0, SMB_FILE_BASIC_INFORMATION);
 492
 493         /* Skip reserved */
 494         p += 6;
 495
 496         /* Add the file name */
 497         p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
 498
 499         param_len = PTR_DIFF(p, param);
 500
 501         p = data;
 502
 503         /*
 504          * Add the create, last access, modification, and status change times
 505          */
 506
 507         put_long_date(p, create_time);
 508         p += 8;
 509
 510         put_long_date(p, access_time);
 511         p += 8;
 512
 513         put_long_date(p, write_time);
 514         p += 8;
 515
 516         put_long_date(p, change_time);
 517         p += 8;
 518
 519         /* Add attributes */
 520         SIVAL(p, 0, mode);
 521         p += 4;
 522
 523         /* Add padding */
 524         SIVAL(p, 0, 0);
 525         p += 4;
 526
 527         data_len = PTR_DIFF(p, data);
 528
 529         do {
 530                 ret = (cli_send_trans(cli, SMBtrans2,
 531                                       NULL,           /* Name */
 532                                       -1, 0,          /* fid, flags */
 533                                       &setup, 1, 0,   /* setup, length, max */
 534                                       param, param_len, 10, /* param, length, max */
 535                                       data, data_len, cli->max_xmit /* data, length, max */
 536                                       ) &&
 537                        cli_receive_trans(cli, SMBtrans2,
 538                                          &rparam, &rparam_len,
 539                                          &rdata, &rdata_len));
 540                 if (!cli_is_dos_error(cli)) break;
 541                 if (!ret) {
 542                         /* we need to work around a Win95 bug - sometimes
 543                            it gives ERRSRV/ERRerror temprarily */
 544                         uint8 eclass;
 545                         uint32 ecode;
 546                         cli_dos_error(cli, &eclass, &ecode);
 547                         if (eclass != ERRSRV || ecode != ERRerror) break;
 548                         smb_msleep(100);
 549                 }
 550         } while (count-- && ret==False);
 551
 552         if (!ret) {
 553                 return False;
 554         }
 555
 556         SAFE_FREE(rdata);
 557         SAFE_FREE(rparam);
 558         return True;
 559 }
 560
 561 /****************************************************************************
 562  Send a qpathinfo call with the SMB_QUERY_FILE_ALL_INFO info level.
 563 ****************************************************************************/
 564
 565 BOOL cli_qpathinfo2(struct cli_state *cli, const char *fname,
 566                     struct timespec *create_time,
 567                     struct timespec *access_time,
 568                     struct timespec *write_time,
 569                     struct timespec *change_time,
 570                     SMB_OFF_T *size, uint16 *mode,
 571                     SMB_INO_T *ino)
 572 {
 573         unsigned int data_len = 0;
 574         unsigned int param_len = 0;
 575         uint16 setup = TRANSACT2_QPATHINFO;
 576         pstring param;
 577         char *rparam=NULL, *rdata=NULL;
 578         char *p;
 579
 580         p = param;
 581         memset(p, 0, 6);
 582         SSVAL(p, 0, SMB_QUERY_FILE_ALL_INFO);
 583         p += 6;
 584         p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
 585
 586         param_len = PTR_DIFF(p, param);
 587
 588         if (!cli_send_trans(cli, SMBtrans2,
 589                             NULL,                         /* name */
 590                             -1, 0,                        /* fid, flags */
 591                             &setup, 1, 0,                 /* setup, length, max */
 592                             param, param_len, 10,         /* param, length, max */
 593                             NULL, data_len, cli->max_xmit /* data, length, max */
 594                            )) {
 595                 return False;
 596         }
 597
 598         if (!cli_receive_trans(cli, SMBtrans2,
 599                                &rparam, &param_len,
 600                                &rdata, &data_len)) {
 601                 return False;
 602         }
 603
 604         if (!rdata || data_len < 22) {
 605                 return False;
 606         }
 607
 608         if (create_time) {
 609                 *create_time = interpret_long_date(rdata+0);
 610         }
 611         if (access_time) {
 612                 *access_time = interpret_long_date(rdata+8);
 613         }
 614         if (write_time) {
 615                 *write_time = interpret_long_date(rdata+16);
 616         }
 617         if (change_time) {
 618                 *change_time = interpret_long_date(rdata+24);
 619         }
 620         if (mode) {
 621                 *mode = SVAL(rdata, 32);
 622         }
 623         if (size) {
 624                 *size = IVAL2_TO_SMB_BIG_UINT(rdata,48);
 625         }
 626         if (ino) {
 627                 *ino = IVAL(rdata, 64);
 628         }
 629
 630         SAFE_FREE(rdata);
 631         SAFE_FREE(rparam);
 632         return True;
 633 }
 634
 635 /****************************************************************************
 636  Send a qfileinfo QUERY_FILE_NAME_INFO call.
 637 ****************************************************************************/
 638
 639 BOOL cli_qfilename(struct cli_state *cli, int fnum,
 640                    pstring name)
 641 {
 642         unsigned int data_len = 0;
 643         unsigned int param_len = 0;
 644         uint16 setup = TRANSACT2_QFILEINFO;
 645         pstring param;
 646         char *rparam=NULL, *rdata=NULL;
 647
 648         param_len = 4;
 649         memset(param, 0, param_len);
 650         SSVAL(param, 0, fnum);
 651         SSVAL(param, 2, SMB_QUERY_FILE_NAME_INFO);
 652
 653         if (!cli_send_trans(cli, SMBtrans2,
 654                             NULL,                         /* name */
 655                             -1, 0,                        /* fid, flags */
 656                             &setup, 1, 0,                 /* setup, length, max */
 657                             param, param_len, 2,          /* param, length, max */
 658                             NULL, data_len, cli->max_xmit /* data, length, max */
 659                            )) {
 660                 return False;
 661         }
 662
 663         if (!cli_receive_trans(cli, SMBtrans2,
 664                                &rparam, &param_len,
 665                                &rdata, &data_len)) {
 666                 return False;
 667         }
 668
 669         if (!rdata || data_len < 4) {
 670                 return False;
 671         }
 672
 673         clistr_pull(cli, name, rdata+4, sizeof(pstring), IVAL(rdata, 0), STR_UNICODE);
 674
 675         return True;
 676 }
 677
 678 /****************************************************************************
 679  Send a qfileinfo call.
 680 ****************************************************************************/
 681
 682 BOOL cli_qfileinfo(struct cli_state *cli, int fnum,
 683                    uint16 *mode, SMB_OFF_T *size,
 684                    struct timespec *create_time,
 685                    struct timespec *access_time,
 686                    struct timespec *write_time,
 687                    struct timespec *change_time,
 688                    SMB_INO_T *ino)
 689 {
 690         unsigned int data_len = 0;
 691         unsigned int param_len = 0;
 692         uint16 setup = TRANSACT2_QFILEINFO;
 693         pstring param;
 694         char *rparam=NULL, *rdata=NULL;
 695
 696         /* if its a win95 server then fail this - win95 totally screws it
 697            up */
 698         if (cli->win95) return False;
 699
 700         param_len = 4;
 701
 702         memset(param, 0, param_len);
 703         SSVAL(param, 0, fnum);
 704         SSVAL(param, 2, SMB_QUERY_FILE_ALL_INFO);
 705
 706         if (!cli_send_trans(cli, SMBtrans2,
 707                             NULL,                         /* name */
 708                             -1, 0,                        /* fid, flags */
 709                             &setup, 1, 0,                 /* setup, length, max */
 710                             param, param_len, 2,          /* param, length, max */
 711                             NULL, data_len, cli->max_xmit /* data, length, max */
 712                            )) {
 713                 return False;
 714         }
 715
 716         if (!cli_receive_trans(cli, SMBtrans2,
 717                                &rparam, &param_len,
 718                                &rdata, &data_len)) {
 719                 return False;
 720         }
 721
 722         if (!rdata || data_len < 68) {
 723                 return False;
 724         }
 725
 726         if (create_time) {
 727                 *create_time = interpret_long_date(rdata+0);
 728         }
 729         if (access_time) {
 730                 *access_time = interpret_long_date(rdata+8);
 731         }
 732         if (write_time) {
 733                 *write_time = interpret_long_date(rdata+16);
 734         }
 735         if (change_time) {
 736                 *change_time = interpret_long_date(rdata+24);
 737         }
 738         if (mode) {
 739                 *mode = SVAL(rdata, 32);
 740         }
 741         if (size) {
 742                 *size = IVAL2_TO_SMB_BIG_UINT(rdata,48);
 743         }
 744         if (ino) {
 745                 *ino = IVAL(rdata, 64);
 746         }
 747
 748         SAFE_FREE(rdata);
 749         SAFE_FREE(rparam);
 750         return True;
 751 }
 752
 753 /****************************************************************************
 754  Send a qpathinfo BASIC_INFO call.
 755 ****************************************************************************/
 756
 757 BOOL cli_qpathinfo_basic( struct cli_state *cli, const char *name,
 758                           SMB_STRUCT_STAT *sbuf, uint32 *attributes )
 759 {
 760         unsigned int param_len = 0;
 761         unsigned int data_len = 0;
 762         uint16 setup = TRANSACT2_QPATHINFO;
 763         char param[sizeof(pstring)+6];
 764         char *rparam=NULL, *rdata=NULL;
 765         char *p;
 766         pstring path;
 767         int len;
 768
 769         pstrcpy( path, name );
 770         /* cleanup */
 771
 772         len = strlen( path );
 773         if ( path[len-1] == '\\' || path[len-1] == '/')
 774                 path[len-1] = '\0';
 775
 776         p = param;
 777         memset(p, 0, 6);
 778         SSVAL(p, 0, SMB_QUERY_FILE_BASIC_INFO);
 779         p += 6;
 780         p += clistr_push(cli, p, path, sizeof(pstring)-6, STR_TERMINATE);
 781         param_len = PTR_DIFF(p, param);
 782
 783         if (!cli_send_trans(cli, SMBtrans2,
 784                 NULL,                        /* name */
 785                 -1, 0,                       /* fid, flags */
 786                 &setup, 1, 0,                /* setup, length, max */
 787                 param, param_len, 2,         /* param, length, max */
 788                 NULL,  0, cli->max_xmit      /* data, length, max */
 789                 )) {
 790                         return False;
 791         }
 792
 793         if (!cli_receive_trans(cli, SMBtrans2,
 794                 &rparam, &param_len,
 795                 &rdata, &data_len)) {
 796                         return False;
 797         }
 798
 799         if (data_len < 36) {
 800                 SAFE_FREE(rdata);
 801                 SAFE_FREE(rparam);
 802                 return False;
 803         }
 804
 805         set_atimespec(sbuf, interpret_long_date( rdata+8 )); /* Access time. */
 806         set_mtimespec(sbuf, interpret_long_date( rdata+16 )); /* Write time. */
 807         set_ctimespec(sbuf, interpret_long_date( rdata+24 )); /* Change time. */
 808
 809         *attributes = IVAL( rdata, 32 );
 810
 811         SAFE_FREE(rparam);
 812         SAFE_FREE(rdata);
 813
 814         return True;
 815 }
 816
 817 /****************************************************************************
 818  Send a qfileinfo call.
 819 ****************************************************************************/
 820
 821 BOOL cli_qfileinfo_test(struct cli_state *cli, int fnum, int level, char **poutdata, uint32 *poutlen)
 822 {
 823         unsigned int data_len = 0;
 824         unsigned int param_len = 0;
 825         uint16 setup = TRANSACT2_QFILEINFO;
 826         pstring param;
 827         char *rparam=NULL, *rdata=NULL;
 828
 829         *poutdata = NULL;
 830         *poutlen = 0;
 831
 832         /* if its a win95 server then fail this - win95 totally screws it
 833            up */
 834         if (cli->win95)
 835                 return False;
 836
 837         param_len = 4;
 838
 839         memset(param, 0, param_len);
 840         SSVAL(param, 0, fnum);
 841         SSVAL(param, 2, level);
 842
 843         if (!cli_send_trans(cli, SMBtrans2,
 844                             NULL,                           /* name */
 845                             -1, 0,                          /* fid, flags */
 846                             &setup, 1, 0,                   /* setup, length, max */
 847                             param, param_len, 2,            /* param, length, max */
 848                             NULL, data_len, cli->max_xmit   /* data, length, max */
 849                            )) {
 850                 return False;
 851         }
 852
 853         if (!cli_receive_trans(cli, SMBtrans2,
 854                                &rparam, &param_len,
 855                                &rdata, &data_len)) {
 856                 return False;
 857         }
 858
 859         *poutdata = (char *)memdup(rdata, data_len);
 860         if (!*poutdata) {
 861                 SAFE_FREE(rdata);
 862                 SAFE_FREE(rparam);
 863                 return False;
 864         }
 865
 866         *poutlen = data_len;
 867
 868         SAFE_FREE(rdata);
 869         SAFE_FREE(rparam);
 870         return True;
 871 }
 872
 873 /****************************************************************************
 874  Send a qpathinfo SMB_QUERY_FILE_ALT_NAME_INFO call.
 875 ****************************************************************************/
 876
 877 NTSTATUS cli_qpathinfo_alt_name(struct cli_state *cli, const char *fname, fstring alt_name)
 878 {
 879         unsigned int data_len = 0;
 880         unsigned int param_len = 0;
 881         uint16 setup = TRANSACT2_QPATHINFO;
 882         pstring param;
 883         char *rparam=NULL, *rdata=NULL;
 884         int count=8;
 885         char *p;
 886         BOOL ret;
 887         unsigned int len;
 888
 889         p = param;
 890         memset(p, 0, 6);
 891         SSVAL(p, 0, SMB_QUERY_FILE_ALT_NAME_INFO);
 892         p += 6;
 893         p += clistr_push(cli, p, fname, sizeof(pstring)-6, STR_TERMINATE);
 894
 895         param_len = PTR_DIFF(p, param);
 896
 897         do {
 898                 ret = (cli_send_trans(cli, SMBtrans2,
 899                                       NULL,           /* Name */
 900                                       -1, 0,          /* fid, flags */
 901                                       &setup, 1, 0,   /* setup, length, max */
 902                                       param, param_len, 10, /* param, length, max */
 903                                       NULL, data_len, cli->max_xmit /* data, length, max */
 904                                       ) &&
 905                        cli_receive_trans(cli, SMBtrans2,
 906                                          &rparam, &param_len,
 907                                          &rdata, &data_len));
 908                 if (!ret && cli_is_dos_error(cli)) {
 909                         /* we need to work around a Win95 bug - sometimes
 910                            it gives ERRSRV/ERRerror temprarily */
 911                         uint8 eclass;
 912                         uint32 ecode;
 913                         cli_dos_error(cli, &eclass, &ecode);
 914                         if (eclass != ERRSRV || ecode != ERRerror) break;
 915                         smb_msleep(100);
 916                 }
 917         } while (count-- && ret==False);
 918
 919         if (!ret || !rdata || data_len < 4) {
 920                 return NT_STATUS_UNSUCCESSFUL;
 921         }
 922
 923         len = IVAL(rdata, 0);
 924
 925         if (len > data_len - 4) {
 926                 return NT_STATUS_INVALID_NETWORK_RESPONSE;
 927         }
 928
 929         clistr_pull(cli, alt_name, rdata+4, sizeof(fstring), len, STR_UNICODE);
 930
 931         SAFE_FREE(rdata);
 932         SAFE_FREE(rparam);
 933
 934         return NT_STATUS_OK;
 935 }