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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, 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 #if !defined(MTSETBLK) && defined(MTSRSZ)
  40 #define MTSETBLK MTSRSZ
  41 #endif
  42 #ifndef MT_ST_BLKSIZE_MASK
  43 #define MT_ST_BLKSIZE_MASK 0xffffff
  44 #endif
  45
  46 /* Darwin 7.9.0 has MTSETBSIZ instead of MTSETBLK */
  47 #if !defined(MTSETBLK) && defined(MTSETBSIZ)
  48 #define MTSETBLK MTSETBSIZ
  49 #endif
  50
  51 #include "ntstatus.h"
  52 #define WIN32_NO_STATUS
  53 #define NONAMELESSUNION
  54 #include "windef.h"
  55 #include "winternl.h"
  56 #include "winioctl.h"
  57 #include "ddk/ntddtape.h"
  58 #include "ntdll_misc.h"
  59 #include "wine/server.h"
  60 #include "wine/debug.h"
  61
  62 WINE_DEFAULT_DEBUG_CHANNEL(tape);
  63
  64 static const char *io2str( DWORD io )
  65 {
  66     switch (io)
  67     {
  68 #define X(x)    case (x): return #x
  69     X(IOCTL_TAPE_CHECK_VERIFY);
  70     X(IOCTL_TAPE_CREATE_PARTITION);
  71     X(IOCTL_TAPE_ERASE);
  72     X(IOCTL_TAPE_FIND_NEW_DEVICES);
  73     X(IOCTL_TAPE_GET_DRIVE_PARAMS);
  74     X(IOCTL_TAPE_GET_MEDIA_PARAMS);
  75     X(IOCTL_TAPE_GET_POSITION);
  76     X(IOCTL_TAPE_GET_STATUS);
  77     X(IOCTL_TAPE_PREPARE);
  78     X(IOCTL_TAPE_SET_DRIVE_PARAMS);
  79     X(IOCTL_TAPE_SET_MEDIA_PARAMS);
  80     X(IOCTL_TAPE_SET_POSITION);
  81     X(IOCTL_TAPE_WRITE_MARKS);
  82 #undef X
  83     default: { static char tmp[32]; sprintf(tmp, "IOCTL_TAPE_%d\n", io); return tmp; }
  84     }
  85 }
  86
  87 /******************************************************************
  88  *      TAPE_GetStatus
  89  */
  90 #ifdef HAVE_SYS_MTIO_H
  91 static inline NTSTATUS TAPE_GetStatus( int error )
  92 {
  93     if (!error) return STATUS_SUCCESS;
  94     return FILE_GetNtStatus();
  95 }
  96 #endif
  97
  98 /******************************************************************
  99  *      TAPE_CreatePartition
 100  */
 101 static NTSTATUS TAPE_CreatePartition( int fd, const TAPE_CREATE_PARTITION *data )
 102 {
 103 #ifdef HAVE_SYS_MTIO_H
 104     struct mtop cmd;
 105
 106     TRACE( "fd: %d method: 0x%08x count: 0x%08x size: 0x%08x\n",
 107            fd, data->Method, data->Count, data->Size );
 108
 109     if (data->Count > 1)
 110     {
 111         WARN( "Creating more than 1 partition is not supported\n" );
 112         return STATUS_INVALID_PARAMETER;
 113     }
 114
 115     switch (data->Method)
 116     {
 117 #ifdef MTMKPART
 118     case TAPE_FIXED_PARTITIONS:
 119     case TAPE_SELECT_PARTITIONS:
 120         cmd.mt_op = MTMKPART;
 121         cmd.mt_count = 0;
 122         break;
 123     case TAPE_INITIATOR_PARTITIONS:
 124         cmd.mt_op = MTMKPART;
 125         cmd.mt_count = data->Size;
 126         break;
 127 #endif
 128     default:
 129         ERR( "Unhandled method: 0x%08x\n", data->Method );
 130         return STATUS_INVALID_PARAMETER;
 131     }
 132
 133     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 134 #else
 135     FIXME( "Not implemented.\n" );
 136     return STATUS_NOT_SUPPORTED;
 137 #endif
 138 }
 139
 140 /******************************************************************
 141  *      TAPE_Erase
 142  */
 143 static NTSTATUS TAPE_Erase( int fd, const TAPE_ERASE *data )
 144 {
 145 #ifdef HAVE_SYS_MTIO_H
 146     struct mtop cmd;
 147
 148     TRACE( "fd: %d type: 0x%08x immediate: 0x%02x\n",
 149            fd, data->Type, data->Immediate );
 150
 151     switch (data->Type)
 152     {
 153     case TAPE_ERASE_LONG:
 154         cmd.mt_op = MTERASE;
 155         cmd.mt_count = 1;
 156         break;
 157     case TAPE_ERASE_SHORT:
 158         cmd.mt_op = MTERASE;
 159         cmd.mt_count = 0;
 160         break;
 161     default:
 162         ERR( "Unhandled type: 0x%08x\n", data->Type );
 163         return STATUS_INVALID_PARAMETER;
 164     }
 165
 166     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 167 #else
 168     FIXME( "Not implemented.\n" );
 169     return STATUS_NOT_SUPPORTED;
 170 #endif
 171 }
 172
 173 /******************************************************************
 174  *      TAPE_GetDriveParams
 175  */
 176 static NTSTATUS TAPE_GetDriveParams( int fd, TAPE_GET_DRIVE_PARAMETERS *data )
 177 {
 178 #ifdef HAVE_SYS_MTIO_H
 179     struct mtget get;
 180     NTSTATUS status;
 181
 182     TRACE( "fd: %d\n", fd );
 183
 184     memset( data, 0, sizeof(TAPE_GET_DRIVE_PARAMETERS) );
 185
 186     status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
 187     if (status != STATUS_SUCCESS)
 188         return status;
 189
 190     data->ECC = FALSE;
 191     data->Compression = FALSE;
 192     data->DataPadding = FALSE;
 193     data->ReportSetmarks = FALSE;
 194 #ifdef HAVE_STRUCT_MTGET_MT_BLKSIZ
 195     data->DefaultBlockSize = get.mt_blksiz;
 196 #else
 197     data->DefaultBlockSize = get.mt_dsreg & MT_ST_BLKSIZE_MASK;
 198 #endif
 199     data->MaximumBlockSize = data->DefaultBlockSize;
 200     data->MinimumBlockSize = data->DefaultBlockSize;
 201     data->MaximumPartitionCount = 1;
 202
 203     return status;
 204 #else
 205     FIXME( "Not implemented.\n" );
 206     return STATUS_NOT_SUPPORTED;
 207 #endif
 208 }
 209
 210 /******************************************************************
 211  *      TAPE_GetMediaParams
 212  */
 213 static NTSTATUS TAPE_GetMediaParams( int fd, TAPE_GET_MEDIA_PARAMETERS *data )
 214 {
 215 #ifdef HAVE_SYS_MTIO_H
 216     struct mtget get;
 217     NTSTATUS status;
 218
 219     TRACE( "fd: %d\n", fd );
 220
 221     memset( data, 0, sizeof(TAPE_GET_MEDIA_PARAMETERS) );
 222
 223     status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
 224     if (status != STATUS_SUCCESS)
 225         return status;
 226
 227     data->Capacity.QuadPart = 1024 * 1024 * 1024;
 228     data->Remaining.QuadPart = 1024 * 1024 * 1024;
 229 #ifdef HAVE_STRUCT_MTGET_MT_BLKSIZ
 230     data->BlockSize = get.mt_blksiz;
 231 #else
 232     data->BlockSize = get.mt_dsreg & MT_ST_BLKSIZE_MASK;
 233 #endif
 234     data->PartitionCount = 1;
 235 #ifdef HAVE_STRUCT_MTGET_MT_GSTAT
 236     data->WriteProtected = (GMT_WR_PROT(get.mt_gstat) != 0);
 237 #else
 238     data->WriteProtected = 0;
 239 #endif
 240
 241     return status;
 242 #else
 243     FIXME( "Not implemented.\n" );
 244     return STATUS_NOT_SUPPORTED;
 245 #endif
 246 }
 247
 248 /******************************************************************
 249  *      TAPE_GetPosition
 250  */
 251 static NTSTATUS TAPE_GetPosition( int fd, ULONG type, TAPE_GET_POSITION *data )
 252 {
 253 #ifdef HAVE_SYS_MTIO_H
 254     struct mtget get;
 255 #ifndef HAVE_STRUCT_MTGET_MT_BLKNO
 256     struct mtpos pos;
 257 #endif
 258     NTSTATUS status;
 259
 260     TRACE( "fd: %d type: 0x%08x\n", fd, type );
 261
 262     memset( data, 0, sizeof(TAPE_GET_POSITION) );
 263
 264     status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
 265     if (status != STATUS_SUCCESS)
 266         return status;
 267
 268 #ifndef HAVE_STRUCT_MTGET_MT_BLKNO
 269     status = TAPE_GetStatus( ioctl( fd, MTIOCPOS, &pos ) );
 270     if (status != STATUS_SUCCESS)
 271         return status;
 272 #endif
 273
 274     switch (type)
 275     {
 276     case TAPE_ABSOLUTE_BLOCK:
 277         data->Type = type;
 278         data->Partition = get.mt_resid;
 279 #ifdef HAVE_STRUCT_MTGET_MT_BLKNO
 280         data->OffsetLow = get.mt_blkno;
 281 #else
 282         data->OffsetLow = pos.mt_blkno;
 283 #endif
 284         break;
 285     case TAPE_LOGICAL_BLOCK:
 286     case TAPE_PSEUDO_LOGICAL_BLOCK:
 287         WARN( "Positioning type not supported\n" );
 288         break;
 289     default:
 290         ERR( "Unhandled type: 0x%08x\n", type );
 291         return STATUS_INVALID_PARAMETER;
 292     }
 293
 294     return status;
 295 #else
 296     FIXME( "Not implemented.\n" );
 297     return STATUS_NOT_SUPPORTED;
 298 #endif
 299 }
 300
 301 /******************************************************************
 302  *      TAPE_Prepare
 303  */
 304 static NTSTATUS TAPE_Prepare( int fd, const TAPE_PREPARE *data )
 305 {
 306 #ifdef HAVE_SYS_MTIO_H
 307     struct mtop cmd;
 308
 309     TRACE( "fd: %d type: 0x%08x immediate: 0x%02x\n",
 310            fd, data->Operation, data->Immediate );
 311
 312     switch (data->Operation)
 313     {
 314 #ifdef MTLOAD
 315     case TAPE_LOAD:
 316         cmd.mt_op = MTLOAD;
 317         break;
 318 #endif
 319 #ifdef MTUNLOAD
 320     case TAPE_UNLOAD:
 321         cmd.mt_op = MTUNLOAD;
 322         break;
 323 #endif
 324 #ifdef MTRETEN
 325     case TAPE_TENSION:
 326         cmd.mt_op = MTRETEN;
 327         break;
 328 #endif
 329 #ifdef MTLOCK
 330     case TAPE_LOCK:
 331         cmd.mt_op = MTLOCK;
 332         break;
 333 #endif
 334 #ifdef MTUNLOCK
 335     case TAPE_UNLOCK:
 336         cmd.mt_op = MTUNLOCK;
 337         break;
 338 #endif
 339     case TAPE_FORMAT:
 340         /* Native ignores this if the drive doesn't support it */
 341         return STATUS_SUCCESS;
 342     default:
 343         ERR( "Unhandled operation: 0x%08x\n", data->Operation );
 344         return STATUS_INVALID_PARAMETER;
 345     }
 346
 347     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 348 #else
 349     FIXME( "Not implemented.\n" );
 350     return STATUS_NOT_SUPPORTED;
 351 #endif
 352 }
 353
 354 /******************************************************************
 355  *      TAPE_SetDriveParams
 356  */
 357 static NTSTATUS TAPE_SetDriveParams( int fd, const TAPE_SET_DRIVE_PARAMETERS *data )
 358 {
 359 #if defined(HAVE_SYS_MTIO_H) && defined(MTCOMPRESSION)
 360     struct mtop cmd;
 361
 362     TRACE( "fd: %d ECC: 0x%02x, compression: 0x%02x padding: 0x%02x\n",
 363             fd, data->ECC, data->Compression, data->DataPadding );
 364     TRACE( "setmarks: 0x%02x zonesize: 0x%08x\n",
 365            data->ReportSetmarks, data->EOTWarningZoneSize );
 366
 367     if (data->ECC || data->DataPadding || data->ReportSetmarks ||
 368         data->EOTWarningZoneSize ) WARN( "Setting not supported\n" );
 369
 370     cmd.mt_op = MTCOMPRESSION;
 371     cmd.mt_count = data->Compression;
 372
 373     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 374 #else
 375     FIXME( "Not implemented.\n" );
 376     return STATUS_NOT_SUPPORTED;
 377 #endif
 378 }
 379
 380 /******************************************************************
 381  *      TAPE_SetMediaParams
 382  */
 383 static NTSTATUS TAPE_SetMediaParams( int fd, const TAPE_SET_MEDIA_PARAMETERS *data )
 384 {
 385 #ifdef HAVE_SYS_MTIO_H
 386     struct mtop cmd;
 387
 388     TRACE( "fd: %d blocksize: 0x%08x\n", fd, data->BlockSize );
 389
 390     cmd.mt_op = MTSETBLK;
 391     cmd.mt_count = data->BlockSize;
 392
 393     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 394 #else
 395     FIXME( "Not implemented.\n" );
 396     return STATUS_NOT_SUPPORTED;
 397 #endif
 398 }
 399
 400 /******************************************************************
 401  *      TAPE_SetPosition
 402  */
 403 static NTSTATUS TAPE_SetPosition( int fd, const TAPE_SET_POSITION *data )
 404 {
 405 #ifdef HAVE_SYS_MTIO_H
 406     struct mtop cmd;
 407
 408     TRACE( "fd: %d method: 0x%08x partition: 0x%08x offset: 0x%s immediate: 0x%02x\n",
 409            fd, data->Method, data->Partition, wine_dbgstr_longlong(data->Offset.QuadPart),
 410            data->Immediate );
 411
 412     if (sizeof(cmd.mt_count) < sizeof(data->Offset.QuadPart) &&
 413         (int)data->Offset.QuadPart != data->Offset.QuadPart)
 414     {
 415         ERR("Offset too large or too small\n");
 416         return STATUS_INVALID_PARAMETER;
 417     }
 418
 419     switch (data->Method)
 420     {
 421     case TAPE_REWIND:
 422         cmd.mt_op = MTREW;
 423         break;
 424 #ifdef MTSEEK
 425     case TAPE_ABSOLUTE_BLOCK:
 426         cmd.mt_op = MTSEEK;
 427         cmd.mt_count = data->Offset.QuadPart;
 428         break;
 429 #endif
 430 #ifdef MTEOM
 431     case TAPE_SPACE_END_OF_DATA:
 432         cmd.mt_op = MTEOM;
 433         break;
 434 #endif
 435     case TAPE_SPACE_FILEMARKS:
 436         if (data->Offset.QuadPart >= 0) {
 437             cmd.mt_op = MTFSF;
 438             cmd.mt_count = data->Offset.QuadPart;
 439         }
 440         else {
 441             cmd.mt_op = MTBSF;
 442             cmd.mt_count = -data->Offset.QuadPart;
 443         }
 444         break;
 445 #if defined(MTFSS) && defined(MTBSS)
 446     case TAPE_SPACE_SETMARKS:
 447         if (data->Offset.QuadPart >= 0) {
 448             cmd.mt_op = MTFSS;
 449             cmd.mt_count = data->Offset.QuadPart;
 450         }
 451         else {
 452             cmd.mt_op = MTBSS;
 453             cmd.mt_count = -data->Offset.QuadPart;
 454         }
 455         break;
 456 #endif
 457     case TAPE_LOGICAL_BLOCK:
 458     case TAPE_PSEUDO_LOGICAL_BLOCK:
 459     case TAPE_SPACE_RELATIVE_BLOCKS:
 460     case TAPE_SPACE_SEQUENTIAL_FMKS:
 461     case TAPE_SPACE_SEQUENTIAL_SMKS:
 462         WARN( "Positioning method not supported\n" );
 463         return STATUS_INVALID_PARAMETER;
 464     default:
 465         ERR( "Unhandled method: 0x%08x\n", data->Method );
 466         return STATUS_INVALID_PARAMETER;
 467     }
 468
 469     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 470 #else
 471     FIXME( "Not implemented.\n" );
 472     return STATUS_NOT_SUPPORTED;
 473 #endif
 474 }
 475
 476 /******************************************************************
 477  *      TAPE_WriteMarks
 478  */
 479 static NTSTATUS TAPE_WriteMarks( int fd, const TAPE_WRITE_MARKS *data )
 480 {
 481 #ifdef HAVE_SYS_MTIO_H
 482     struct mtop cmd;
 483
 484     TRACE( "fd: %d type: 0x%08x count: 0x%08x immediate: 0x%02x\n",
 485            fd, data->Type, data->Count, data->Immediate );
 486
 487     switch (data->Type)
 488     {
 489 #ifdef MTWSM
 490     case TAPE_SETMARKS:
 491         cmd.mt_op = MTWSM;
 492         cmd.mt_count = data->Count;
 493         break;
 494 #endif
 495     case TAPE_FILEMARKS:
 496     case TAPE_SHORT_FILEMARKS:
 497     case TAPE_LONG_FILEMARKS:
 498         cmd.mt_op = MTWEOF;
 499         cmd.mt_count = data->Count;
 500         break;
 501     default:
 502         ERR( "Unhandled type: 0x%08x\n", data->Type );
 503         return STATUS_INVALID_PARAMETER;
 504     }
 505
 506     return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
 507 #else
 508     FIXME( "Not implemented.\n" );
 509     return STATUS_NOT_SUPPORTED;
 510 #endif
 511 }
 512
 513 /******************************************************************
 514  *              TAPE_DeviceIoControl
 515  *
 516  * SEE ALSO
 517  *   NtDeviceIoControl.
 518  */
 519 NTSTATUS TAPE_DeviceIoControl( HANDLE device, HANDLE event,
 520     PIO_APC_ROUTINE apc, PVOID apc_user, PIO_STATUS_BLOCK io_status,
 521     ULONG io_control, LPVOID in_buffer, DWORD in_size,
 522     LPVOID out_buffer, DWORD out_size )
 523 {
 524     DWORD sz = 0;
 525     NTSTATUS status = STATUS_INVALID_PARAMETER;
 526     int fd, needs_close;
 527
 528     TRACE( "%p %s %p %d %p %d %p\n", device, io2str(io_control),
 529            in_buffer, in_size, out_buffer, out_size, io_status );
 530
 531     io_status->Information = 0;
 532
 533     if ((status = server_get_unix_fd( device, 0, &fd, &needs_close, NULL, NULL )))
 534         goto error;
 535
 536     switch (io_control)
 537     {
 538     case IOCTL_TAPE_CREATE_PARTITION:
 539         status = TAPE_CreatePartition( fd, in_buffer );
 540         break;
 541     case IOCTL_TAPE_ERASE:
 542         status = TAPE_Erase( fd, in_buffer );
 543         break;
 544     case IOCTL_TAPE_GET_DRIVE_PARAMS:
 545         status = TAPE_GetDriveParams( fd, out_buffer );
 546         break;
 547     case IOCTL_TAPE_GET_MEDIA_PARAMS:
 548         status = TAPE_GetMediaParams( fd, out_buffer );
 549         break;
 550     case IOCTL_TAPE_GET_POSITION:
 551         status = TAPE_GetPosition( fd, ((TAPE_GET_POSITION *)in_buffer)->Type,
 552                                    out_buffer );
 553         break;
 554     case IOCTL_TAPE_GET_STATUS:
 555         status = FILE_GetNtStatus();
 556         break;
 557     case IOCTL_TAPE_PREPARE:
 558         status = TAPE_Prepare( fd, in_buffer );
 559         break;
 560     case IOCTL_TAPE_SET_DRIVE_PARAMS:
 561         status = TAPE_SetDriveParams( fd, in_buffer );
 562         break;
 563     case IOCTL_TAPE_SET_MEDIA_PARAMS:
 564         status = TAPE_SetMediaParams( fd, in_buffer );
 565         break;
 566     case IOCTL_TAPE_SET_POSITION:
 567         status = TAPE_SetPosition( fd, in_buffer );
 568         break;
 569     case IOCTL_TAPE_WRITE_MARKS:
 570         status = TAPE_WriteMarks( fd, in_buffer );
 571         break;
 572
 573     case IOCTL_TAPE_CHECK_VERIFY:
 574     case IOCTL_TAPE_FIND_NEW_DEVICES:
 575         break;
 576     default:
 577         FIXME( "Unsupported IOCTL %x (type=%x access=%x func=%x meth=%x)\n",
 578                io_control, io_control >> 16, (io_control >> 14) & 3,
 579                (io_control >> 2) & 0xfff, io_control & 3 );
 580         break;
 581     }
 582
 583     if (needs_close) close( fd );
 584
 585 error:
 586     io_status->u.Status = status;
 587     io_status->Information = sz;
 588     if (event) NtSetEvent( event, NULL );
 589     return status;
 590 }