dlls/ntdll/tape.c

   1 /*
   2  * TAPE support
   3  *
   4  * Copyright 2006 Hans Leidekker
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22 #include "wine/port.h"
  23
  24 #include <stdarg.h>
  25 #include <stdio.h>
  26 #ifdef HAVE_SYS_IOCTL_H
  27 #include <sys/ioctl.h>
  28 #endif
  29 #ifdef HAVE_SYS_MTIO_H
  30 #include <sys/mtio.h>
  31 #endif
  32
  33 #if !defined(MTCOMPRESSION) && defined(MTCOMP)
  34 #define MTCOMPRESSION MTCOMP
  35 #endif
  36 #if !defined(MTSETBLK) && defined(MTSETBSIZ)
  37 #define MTSETBLK MTSETBSIZ
  38 #endif
  39
  40 #define NONAMELESSUNION
  41 #define NONAMELESSSTRUCT
  42 #include "ntstatus.h"
  43 #define WIN32_NO_STATUS
  44 #include "windef.h"
  45 #include "winternl.h"
  46 #include "winioctl.h"
  47 #include "ddk/ntddtape.h"
  48 #include "ntdll_misc.h"
  49 #include "wine/server.h"
  50 #include "wine/debug.h"
  51
  52 WINE_DEFAULT_DEBUG_CHANNEL(tape);
  53
  54 static const char *io2str( DWORD io )
  55 {
  56     switch (io)
  57     {
  58 #define X(x)    case (x): return #x;
  59     X(IOCTL_TAPE_CHECK_VERIFY);
  60     X(IOCTL_TAPE_CREATE_PARTITION);
  61     X(IOCTL_TAPE_ERASE);
  62     X(IOCTL_TAPE_FIND_NEW_DEVICES);
  63     X(IOCTL_TAPE_GET_DRIVE_PARAMS);
  64     X(IOCTL_TAPE_GET_MEDIA_PARAMS);
  65     X(IOCTL_TAPE_GET_POSITION);
  66     X(IOCTL_TAPE_GET_STATUS);
  67     X(IOCTL_TAPE_PREPARE);
  68     X(IOCTL_TAPE_SET_DRIVE_PARAMS);
  69     X(IOCTL_TAPE_SET_MEDIA_PARAMS);
  70     X(IOCTL_TAPE_SET_POSITION);
  71     X(IOCTL_TAPE_WRITE_MARKS);
  72 #undef X
  73     default: { static char tmp[32]; sprintf(tmp, "IOCTL_TAPE_%ld\n", io); return tmp; }
  74     }
  75 }
  76
  77 /******************************************************************
  78  *      TAPE_GetStatus
  79  */
  80 static NTSTATUS TAPE_GetStatus( int error )
  81 {
  82     if (!error) return STATUS_SUCCESS;
  83     return FILE_GetNtStatus();
  84 }
  85
  86 /******************************************************************
  87  *      TAPE_CreatePartition
  88  */
  89 static NTSTATUS TAPE_CreatePartition( int fd, TAPE_CREATE_PARTITION *data )
  90 {
  91 #ifdef HAVE_SYS_MTIO_H
  92     struct mtop cmd;
  93
  94     TRACE( "fd: %d method: 0x%08lx count: 0x%08lx size: 0x%08lx\n",
  95            fd, data->Method, data->Count, data->Size );
  96
  97     if (data->Count > 1)
  98     {
  99         WARN( "Creating more than 1 partition is not supported\n" );
 100         return STATUS_INVALID_PARAMETER;
 101     }
 102
 103     switch (data->Method)
 104     {
 105 #ifdef MTMKPART
 106     case TAPE_FIXED_PARTITIONS:
 107     case TAPE_SELECT_PARTITIONS:
 108         cmd.mt_op = MTMKPART;
 109         cmd.mt_count = 0;
 110         break;
 111     case TAPE_INITIATOR_PARTITIONS:
 112         cmd.mt_op = MTMKPART;
 113         cmd.mt_count = data->Size;
 114         break;
 115 #endif
 116     default:
 117         ERR( "Unhandled method: 0x%08lx\n", data->Method );
 118         return STATUS_INVALID_PARAMETER;
 119     }
 120
 121     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 122 #else
 123     FIXME( "Not implemented.\n" );
 124     return STATUS_NOT_SUPPORTED;
 125 #endif
 126 }
 127
 128 /******************************************************************
 129  *      TAPE_Erase
 130  */
 131 static NTSTATUS TAPE_Erase( int fd, TAPE_ERASE *data )
 132 {
 133 #ifdef HAVE_SYS_MTIO_H
 134     struct mtop cmd;
 135
 136     TRACE( "fd: %d type: 0x%08lx immediate: 0x%02x\n",
 137            fd, data->Type, data->Immediate );
 138
 139     switch (data->Type)
 140     {
 141     case TAPE_ERASE_LONG:
 142         cmd.mt_op = MTERASE;
 143         cmd.mt_count = 1;
 144         break;
 145     case TAPE_ERASE_SHORT:
 146         cmd.mt_op = MTERASE;
 147         cmd.mt_count = 0;
 148         break;
 149     default:
 150         ERR( "Unhandled type: 0x%08lx\n", data->Type );
 151         return STATUS_INVALID_PARAMETER;
 152     }
 153
 154     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 155 #else
 156     FIXME( "Not implemented.\n" );
 157     return STATUS_NOT_SUPPORTED;
 158 #endif
 159 }
 160
 161 /******************************************************************
 162  *      TAPE_GetDriveParams
 163  */
 164 static NTSTATUS TAPE_GetDriveParams( int fd, TAPE_GET_DRIVE_PARAMETERS *data )
 165 {
 166 #ifdef HAVE_SYS_MTIO_H
 167     struct mtget get;
 168     NTSTATUS status;
 169
 170     TRACE( "fd: %d\n", fd );
 171
 172     memset( data, 0, sizeof(TAPE_GET_DRIVE_PARAMETERS) );
 173
 174     status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
 175     if (status != STATUS_SUCCESS)
 176         return status;
 177
 178     data->ECC = FALSE;
 179     data->Compression = FALSE;
 180     data->DataPadding = FALSE;
 181     data->ReportSetmarks = FALSE;
 182 #ifdef HAVE_STRUCT_MTGET_MT_BLKSIZ
 183     data->DefaultBlockSize = get.mt_blksiz;
 184 #else
 185     data->DefaultBlockSize = get.mt_dsreg & MT_ST_BLKSIZE_MASK;
 186 #endif
 187     data->MaximumBlockSize = data->DefaultBlockSize;
 188     data->MinimumBlockSize = data->DefaultBlockSize;
 189     data->MaximumPartitionCount = 1;
 190
 191     return status;
 192 #else
 193     FIXME( "Not implemented.\n" );
 194     return STATUS_NOT_SUPPORTED;
 195 #endif
 196 }
 197
 198 /******************************************************************
 199  *      TAPE_GetMediaParams
 200  */
 201 static NTSTATUS TAPE_GetMediaParams( int fd, TAPE_GET_MEDIA_PARAMETERS *data )
 202 {
 203 #ifdef HAVE_SYS_MTIO_H
 204     struct mtget get;
 205     NTSTATUS status;
 206
 207     TRACE( "fd: %d\n", fd );
 208
 209     memset( data, 0, sizeof(TAPE_GET_MEDIA_PARAMETERS) );
 210
 211     status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
 212     if (status != STATUS_SUCCESS)
 213         return status;
 214
 215     data->Capacity.u.LowPart = 1024 * 1024 * 1024;
 216     data->Remaining.u.LowPart = 1024 * 1024 * 1024;
 217 #ifdef HAVE_STRUCT_MTGET_MT_BLKSIZ
 218     data->BlockSize = get.mt_blksiz;
 219 #else
 220     data->BlockSize = get.mt_dsreg & MT_ST_BLKSIZE_MASK;
 221 #endif
 222     data->PartitionCount = 1;
 223 #ifdef HAVE_STRUCT_MTGET_MT_GSTAT
 224     data->WriteProtected = GMT_WR_PROT(get.mt_gstat);
 225 #else
 226     data->WriteProtected = 0;
 227 #endif
 228
 229     return status;
 230 #else
 231     FIXME( "Not implemented.\n" );
 232     return STATUS_NOT_SUPPORTED;
 233 #endif
 234 }
 235
 236 /******************************************************************
 237  *      TAPE_GetPosition
 238  */
 239 static NTSTATUS TAPE_GetPosition( int fd, ULONG type, TAPE_GET_POSITION *data )
 240 {
 241 #ifdef HAVE_SYS_MTIO_H
 242     struct mtget get;
 243 #ifndef HAVE_STRUCT_MTGET_MT_BLKNO
 244     struct mtpos pos;
 245 #endif
 246     NTSTATUS status;
 247
 248     TRACE( "fd: %d type: 0x%08lx\n", fd, type );
 249
 250     memset( data, 0, sizeof(TAPE_GET_POSITION) );
 251
 252     status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
 253     if (status != STATUS_SUCCESS)
 254         return status;
 255
 256 #ifndef HAVE_STRUCT_MTGET_MT_BLKNO
 257     status = TAPE_GetStatus( ioctl( fd, MTIOCPOS, &pos ) );
 258     if (status != STATUS_SUCCESS)
 259         return status;
 260 #endif
 261
 262     switch (type)
 263     {
 264     case TAPE_ABSOLUTE_BLOCK:
 265         data->Type = type;
 266         data->Partition = get.mt_resid;
 267 #ifdef HAVE_STRUCT_MTGET_MT_BLKNO
 268         data->OffsetLow = get.mt_blkno;
 269 #else
 270         data->OffsetLow = pos.mt_blkno;
 271 #endif
 272         break;
 273     case TAPE_LOGICAL_BLOCK:
 274     case TAPE_PSEUDO_LOGICAL_BLOCK:
 275         WARN( "Positioning type not supported\n" );
 276         break;
 277     default:
 278         ERR( "Unhandled type: 0x%08lx\n", type );
 279         return STATUS_INVALID_PARAMETER;
 280     }
 281
 282     return status;
 283 #else
 284     FIXME( "Not implemented.\n" );
 285     return STATUS_NOT_SUPPORTED;
 286 #endif
 287 }
 288
 289 /******************************************************************
 290  *      TAPE_Prepare
 291  */
 292 static NTSTATUS TAPE_Prepare( int fd, TAPE_PREPARE *data )
 293 {
 294 #ifdef HAVE_SYS_MTIO_H
 295     struct mtop cmd;
 296
 297     TRACE( "fd: %d type: 0x%08lx immediate: 0x%02x\n",
 298            fd, data->Operation, data->Immediate );
 299
 300     switch (data->Operation)
 301     {
 302 #ifdef MTLOAD
 303     case TAPE_LOAD:
 304         cmd.mt_op = MTLOAD;
 305         break;
 306 #endif
 307 #ifdef MTUNLOAD
 308     case TAPE_UNLOAD:
 309         cmd.mt_op = MTUNLOAD;
 310         break;
 311 #endif
 312 #ifdef MTRETEN
 313     case TAPE_TENSION:
 314         cmd.mt_op = MTRETEN;
 315         break;
 316 #endif
 317 #ifdef MTLOCK
 318     case TAPE_LOCK:
 319         cmd.mt_op = MTLOCK;
 320         break;
 321 #endif
 322 #ifdef MTUNLOCK
 323     case TAPE_UNLOCK:
 324         cmd.mt_op = MTUNLOCK;
 325         break;
 326 #endif
 327     case TAPE_FORMAT:
 328         /* Native ignores this if the drive doesn't support it */
 329         return STATUS_SUCCESS;
 330     default:
 331         ERR( "Unhandled operation: 0x%08lx\n", data->Operation );
 332         return STATUS_INVALID_PARAMETER;
 333     }
 334
 335     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 336 #else
 337     FIXME( "Not implemented.\n" );
 338     return STATUS_NOT_SUPPORTED;
 339 #endif
 340 }
 341
 342 /******************************************************************
 343  *      TAPE_SetDriveParams
 344  */
 345 static NTSTATUS TAPE_SetDriveParams( int fd, TAPE_SET_DRIVE_PARAMETERS *data )
 346 {
 347 #if defined(HAVE_SYS_MTIO_H) && defined(MTCOMPRESSION)
 348     struct mtop cmd;
 349
 350     TRACE( "fd: %d ECC: 0x%02x, compression: 0x%02x padding: 0x%02x\n",
 351             fd, data->ECC, data->Compression, data->DataPadding );
 352     TRACE( "setmarks: 0x%02x zonesize: 0x%08lx\n",
 353            data->ReportSetmarks, data->EOTWarningZoneSize );
 354
 355     if (data->ECC || data->DataPadding || data->ReportSetmarks ||
 356         data->EOTWarningZoneSize ) WARN( "Setting not supported\n" );
 357
 358     cmd.mt_op = MTCOMPRESSION;
 359     cmd.mt_count = data->Compression;
 360
 361     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 362 #else
 363     FIXME( "Not implemented.\n" );
 364     return STATUS_NOT_SUPPORTED;
 365 #endif
 366 }
 367
 368 /******************************************************************
 369  *      TAPE_SetMediaParams
 370  */
 371 static NTSTATUS TAPE_SetMediaParams( int fd, TAPE_SET_MEDIA_PARAMETERS *data )
 372 {
 373 #ifdef HAVE_SYS_MTIO_H
 374     struct mtop cmd;
 375
 376     TRACE( "fd: %d blocksize: 0x%08lx\n", fd, data->BlockSize );
 377
 378     cmd.mt_op = MTSETBLK;
 379     cmd.mt_count = data->BlockSize;
 380
 381     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 382 #else
 383     FIXME( "Not implemented.\n" );
 384     return STATUS_NOT_SUPPORTED;
 385 #endif
 386 }
 387
 388 /******************************************************************
 389  *      TAPE_SetPosition
 390  */
 391 static NTSTATUS TAPE_SetPosition( int fd, TAPE_SET_POSITION *data )
 392 {
 393 #ifdef HAVE_SYS_MTIO_H
 394     struct mtop cmd;
 395
 396     TRACE( "fd: %d method: 0x%08lx partition: 0x%08lx offset: 0x%08lx immediate: 0x%02x\n",
 397            fd, data->Method, data->Partition, data->Offset.u.LowPart, data->Immediate );
 398
 399     if (data->Offset.u.HighPart > 0)
 400         return STATUS_INVALID_PARAMETER;
 401
 402     switch (data->Method)
 403     {
 404     case TAPE_REWIND:
 405         cmd.mt_op = MTREW;
 406         break;
 407 #ifdef MTSEEK
 408     case TAPE_ABSOLUTE_BLOCK:
 409         cmd.mt_op = MTSEEK;
 410         cmd.mt_count = data->Offset.u.LowPart;
 411         break;
 412 #endif
 413 #ifdef MTEOM
 414     case TAPE_SPACE_END_OF_DATA:
 415         cmd.mt_op = MTEOM;
 416         break;
 417 #endif
 418     case TAPE_SPACE_FILEMARKS:
 419         if (data->Offset.u.LowPart >= 0) {
 420             cmd.mt_op = MTFSF;
 421             cmd.mt_count = data->Offset.u.LowPart;
 422         }
 423         else {
 424             cmd.mt_op = MTBSF;
 425             cmd.mt_count = -data->Offset.u.LowPart;
 426         }
 427         break;
 428 #if defined(MTFSS) && defined(MTBSS)
 429     case TAPE_SPACE_SETMARKS:
 430         if (data->Offset.u.LowPart >= 0) {
 431             cmd.mt_op = MTFSS;
 432             cmd.mt_count = data->Offset.u.LowPart;
 433         }
 434         else {
 435             cmd.mt_op = MTBSS;
 436             cmd.mt_count = -data->Offset.u.LowPart;
 437         }
 438         break;
 439 #endif
 440     case TAPE_LOGICAL_BLOCK:
 441     case TAPE_PSEUDO_LOGICAL_BLOCK:
 442     case TAPE_SPACE_RELATIVE_BLOCKS:
 443     case TAPE_SPACE_SEQUENTIAL_FMKS:
 444     case TAPE_SPACE_SEQUENTIAL_SMKS:
 445         WARN( "Positioning method not supported\n" );
 446         return STATUS_INVALID_PARAMETER;
 447     default:
 448         ERR( "Unhandled method: 0x%08lx\n", data->Method );
 449         return STATUS_INVALID_PARAMETER;
 450     }
 451
 452     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 453 #else
 454     FIXME( "Not implemented.\n" );
 455     return STATUS_NOT_SUPPORTED;
 456 #endif
 457 }
 458
 459 /******************************************************************
 460  *      TAPE_WriteMarks
 461  */
 462 static NTSTATUS TAPE_WriteMarks( int fd, TAPE_WRITE_MARKS *data )
 463 {
 464 #ifdef HAVE_SYS_MTIO_H
 465     struct mtop cmd;
 466
 467     TRACE( "fd: %d type: 0x%08lx count: 0x%08lx immediate: 0x%02x\n",
 468            fd, data->Type, data->Count, data->Immediate );
 469
 470     switch (data->Type)
 471     {
 472 #ifdef MTWSM
 473     case TAPE_SETMARKS:
 474         cmd.mt_op = MTWSM;
 475         cmd.mt_count = data->Count;
 476         break;
 477 #endif
 478     case TAPE_FILEMARKS:
 479     case TAPE_SHORT_FILEMARKS:
 480     case TAPE_LONG_FILEMARKS:
 481         cmd.mt_op = MTWEOF;
 482         cmd.mt_count = data->Count;
 483         break;
 484     default:
 485         ERR( "Unhandled type: 0x%08lx\n", data->Type );
 486         return STATUS_INVALID_PARAMETER;
 487     }
 488
 489     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 490 #else
 491     FIXME( "Not implemented.\n" );
 492     return STATUS_NOT_SUPPORTED;
 493 #endif
 494 }
 495
 496 /******************************************************************
 497  *              TAPE_DeviceIoControl
 498  *
 499  * SEE ALSO
 500  *   NtDeviceIoControl.
 501  */
 502 NTSTATUS TAPE_DeviceIoControl( HANDLE device, HANDLE event,
 503     PIO_APC_ROUTINE apc, PVOID apc_user, PIO_STATUS_BLOCK io_status,
 504     ULONG io_control, LPVOID in_buffer, DWORD in_size,
 505     LPVOID out_buffer, DWORD out_size )
 506 {
 507     DWORD sz = 0;
 508     NTSTATUS status = STATUS_INVALID_PARAMETER;
 509     int fd;
 510
 511     TRACE( "%p %s %p %ld %p %ld %p\n", device, io2str(io_control),
 512            in_buffer, in_size, out_buffer, out_size, io_status );
 513
 514     io_status->Information = 0;
 515
 516     if ((status = wine_server_handle_to_fd( device, 0, &fd, NULL )))
 517         goto error;
 518
 519     switch (io_control)
 520     {
 521     case IOCTL_TAPE_CREATE_PARTITION:
 522         status = TAPE_CreatePartition( fd, (TAPE_CREATE_PARTITION *)in_buffer );
 523         break;
 524     case IOCTL_TAPE_ERASE:
 525         status = TAPE_Erase( fd, (TAPE_ERASE *)in_buffer );
 526         break;
 527     case IOCTL_TAPE_GET_DRIVE_PARAMS:
 528         status = TAPE_GetDriveParams( fd, (TAPE_GET_DRIVE_PARAMETERS *)out_buffer );
 529         break;
 530     case IOCTL_TAPE_GET_MEDIA_PARAMS:
 531         status = TAPE_GetMediaParams( fd, (TAPE_GET_MEDIA_PARAMETERS *)out_buffer );
 532         break;
 533     case IOCTL_TAPE_GET_POSITION:
 534         status = TAPE_GetPosition( fd, ((TAPE_GET_POSITION *)in_buffer)->Type,
 535                                    (TAPE_GET_POSITION *)out_buffer );
 536         break;
 537     case IOCTL_TAPE_GET_STATUS:
 538         status = FILE_GetNtStatus();
 539         break;
 540     case IOCTL_TAPE_PREPARE:
 541         status = TAPE_Prepare( fd, (TAPE_PREPARE *)in_buffer );
 542         break;
 543     case IOCTL_TAPE_SET_DRIVE_PARAMS:
 544         status = TAPE_SetDriveParams( fd, (TAPE_SET_DRIVE_PARAMETERS *)in_buffer );
 545         break;
 546     case IOCTL_TAPE_SET_MEDIA_PARAMS:
 547         status = TAPE_SetMediaParams( fd, (TAPE_SET_MEDIA_PARAMETERS *)in_buffer );
 548         break;
 549     case IOCTL_TAPE_SET_POSITION:
 550         status = TAPE_SetPosition( fd, (TAPE_SET_POSITION *)in_buffer );
 551         break;
 552     case IOCTL_TAPE_WRITE_MARKS:
 553         status = TAPE_WriteMarks( fd, (TAPE_WRITE_MARKS *)in_buffer );
 554         break;
 555
 556     case IOCTL_TAPE_CHECK_VERIFY:
 557     case IOCTL_TAPE_FIND_NEW_DEVICES:
 558         break;
 559     default:
 560         FIXME( "Unsupported IOCTL %lx (type=%lx access=%lx func=%lx meth=%lx)\n",
 561                io_control, io_control >> 16, (io_control >> 14) & 3,
 562                (io_control >> 2) & 0xfff, io_control & 3 );
 563         break;
 564     }
 565
 566     wine_server_release_fd( device, fd );
 567
 568 error:
 569     io_status->u.Status = status;
 570     io_status->Information = sz;
 571     if (event) NtSetEvent( event, NULL );
 572     return status;
 573 }