reactos/wine
1
0
Fork 0
mirror of https://github.com/reactos/wine.git synced 2024-12-16 08:07:15 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity
67e45d66d3
wine/dlls/ntdll/tape.c
Hans Leidekker 9bc08be37b ntdll: Fix calculation of tape position offsets. 
Reported by Gerald Pfeifer.
2007-11-02 12:49:48 +01:00

590 lines
16 KiB
C
Raw Blame History

/*
* TAPE support
*
* Copyright 2006 Hans Leidekker
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include "wine/port.h"
#include <stdarg.h>
#include <stdio.h>
#ifdef HAVE_SYS_IOCTL_H
#include <sys/ioctl.h>
#endif
#ifdef HAVE_SYS_MTIO_H
#include <sys/mtio.h>
#endif
#if !defined(MTCOMPRESSION) && defined(MTCOMP)
#define MTCOMPRESSION MTCOMP
#endif
#if !defined(MTSETBLK) && defined(MTSETBSIZ)
#define MTSETBLK MTSETBSIZ
#endif
#if !defined(MTSETBLK) && defined(MTSRSZ)
#define MTSETBLK MTSRSZ
#endif
#ifndef MT_ST_BLKSIZE_MASK
#define MT_ST_BLKSIZE_MASK 0xffffff
#endif
/* Darwin 7.9.0 has MTSETBSIZ instead of MTSETBLK */
#if !defined(MTSETBLK) && defined(MTSETBSIZ)
#define MTSETBLK MTSETBSIZ
#endif
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winternl.h"
#include "winioctl.h"
#include "ddk/ntddtape.h"
#include "ntdll_misc.h"
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(tape);
static const char *io2str( DWORD io )
{
switch (io)
{
#define X(x) case (x): return #x;
X(IOCTL_TAPE_CHECK_VERIFY);
X(IOCTL_TAPE_CREATE_PARTITION);
X(IOCTL_TAPE_ERASE);
X(IOCTL_TAPE_FIND_NEW_DEVICES);
X(IOCTL_TAPE_GET_DRIVE_PARAMS);
X(IOCTL_TAPE_GET_MEDIA_PARAMS);
X(IOCTL_TAPE_GET_POSITION);
X(IOCTL_TAPE_GET_STATUS);
X(IOCTL_TAPE_PREPARE);
X(IOCTL_TAPE_SET_DRIVE_PARAMS);
X(IOCTL_TAPE_SET_MEDIA_PARAMS);
X(IOCTL_TAPE_SET_POSITION);
X(IOCTL_TAPE_WRITE_MARKS);
#undef X
default: { static char tmp[32]; sprintf(tmp, "IOCTL_TAPE_%d\n", io); return tmp; }
}
}
/******************************************************************
* TAPE_GetStatus
*/
static NTSTATUS TAPE_GetStatus( int error )
{
if (!error) return STATUS_SUCCESS;
return FILE_GetNtStatus();
}
/******************************************************************
* TAPE_CreatePartition
*/
static NTSTATUS TAPE_CreatePartition( int fd, const TAPE_CREATE_PARTITION *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtop cmd;
TRACE( "fd: %d method: 0x%08x count: 0x%08x size: 0x%08x\n",
fd, data->Method, data->Count, data->Size );
if (data->Count > 1)
{
WARN( "Creating more than 1 partition is not supported\n" );
return STATUS_INVALID_PARAMETER;
}
switch (data->Method)
{
#ifdef MTMKPART
case TAPE_FIXED_PARTITIONS:
case TAPE_SELECT_PARTITIONS:
cmd.mt_op = MTMKPART;
cmd.mt_count = 0;
break;
case TAPE_INITIATOR_PARTITIONS:
cmd.mt_op = MTMKPART;
cmd.mt_count = data->Size;
break;
#endif
default:
ERR( "Unhandled method: 0x%08x\n", data->Method );
return STATUS_INVALID_PARAMETER;
}
return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_Erase
*/
static NTSTATUS TAPE_Erase( int fd, const TAPE_ERASE *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtop cmd;
TRACE( "fd: %d type: 0x%08x immediate: 0x%02x\n",
fd, data->Type, data->Immediate );
switch (data->Type)
{
case TAPE_ERASE_LONG:
cmd.mt_op = MTERASE;
cmd.mt_count = 1;
break;
case TAPE_ERASE_SHORT:
cmd.mt_op = MTERASE;
cmd.mt_count = 0;
break;
default:
ERR( "Unhandled type: 0x%08x\n", data->Type );
return STATUS_INVALID_PARAMETER;
}
return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_GetDriveParams
*/
static NTSTATUS TAPE_GetDriveParams( int fd, TAPE_GET_DRIVE_PARAMETERS *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtget get;
NTSTATUS status;
TRACE( "fd: %d\n", fd );
memset( data, 0, sizeof(TAPE_GET_DRIVE_PARAMETERS) );
status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
if (status != STATUS_SUCCESS)
return status;
data->ECC = FALSE;
data->Compression = FALSE;
data->DataPadding = FALSE;
data->ReportSetmarks = FALSE;
#ifdef HAVE_STRUCT_MTGET_MT_BLKSIZ
data->DefaultBlockSize = get.mt_blksiz;
#else
data->DefaultBlockSize = get.mt_dsreg & MT_ST_BLKSIZE_MASK;
#endif
data->MaximumBlockSize = data->DefaultBlockSize;
data->MinimumBlockSize = data->DefaultBlockSize;
data->MaximumPartitionCount = 1;
return status;
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_GetMediaParams
*/
static NTSTATUS TAPE_GetMediaParams( int fd, TAPE_GET_MEDIA_PARAMETERS *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtget get;
NTSTATUS status;
TRACE( "fd: %d\n", fd );
memset( data, 0, sizeof(TAPE_GET_MEDIA_PARAMETERS) );
status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
if (status != STATUS_SUCCESS)
return status;
data->Capacity.u.LowPart = 1024 * 1024 * 1024;
data->Remaining.u.LowPart = 1024 * 1024 * 1024;
#ifdef HAVE_STRUCT_MTGET_MT_BLKSIZ
data->BlockSize = get.mt_blksiz;
#else
data->BlockSize = get.mt_dsreg & MT_ST_BLKSIZE_MASK;
#endif
data->PartitionCount = 1;
#ifdef HAVE_STRUCT_MTGET_MT_GSTAT
data->WriteProtected = (GMT_WR_PROT(get.mt_gstat) != 0);
#else
data->WriteProtected = 0;
#endif
return status;
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_GetPosition
*/
static NTSTATUS TAPE_GetPosition( int fd, ULONG type, TAPE_GET_POSITION *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtget get;
#ifndef HAVE_STRUCT_MTGET_MT_BLKNO
struct mtpos pos;
#endif
NTSTATUS status;
TRACE( "fd: %d type: 0x%08x\n", fd, type );
memset( data, 0, sizeof(TAPE_GET_POSITION) );
status = TAPE_GetStatus( ioctl( fd, MTIOCGET, &get ) );
if (status != STATUS_SUCCESS)
return status;
#ifndef HAVE_STRUCT_MTGET_MT_BLKNO
status = TAPE_GetStatus( ioctl( fd, MTIOCPOS, &pos ) );
if (status != STATUS_SUCCESS)
return status;
#endif
switch (type)
{
case TAPE_ABSOLUTE_BLOCK:
data->Type = type;
data->Partition = get.mt_resid;
#ifdef HAVE_STRUCT_MTGET_MT_BLKNO
data->OffsetLow = get.mt_blkno;
#else
data->OffsetLow = pos.mt_blkno;
#endif
break;
case TAPE_LOGICAL_BLOCK:
case TAPE_PSEUDO_LOGICAL_BLOCK:
WARN( "Positioning type not supported\n" );
break;
default:
ERR( "Unhandled type: 0x%08x\n", type );
return STATUS_INVALID_PARAMETER;
}
return status;
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_Prepare
*/
static NTSTATUS TAPE_Prepare( int fd, const TAPE_PREPARE *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtop cmd;
TRACE( "fd: %d type: 0x%08x immediate: 0x%02x\n",
fd, data->Operation, data->Immediate );
switch (data->Operation)
{
#ifdef MTLOAD
case TAPE_LOAD:
cmd.mt_op = MTLOAD;
break;
#endif
#ifdef MTUNLOAD
case TAPE_UNLOAD:
cmd.mt_op = MTUNLOAD;
break;
#endif
#ifdef MTRETEN
case TAPE_TENSION:
cmd.mt_op = MTRETEN;
break;
#endif
#ifdef MTLOCK
case TAPE_LOCK:
cmd.mt_op = MTLOCK;
break;
#endif
#ifdef MTUNLOCK
case TAPE_UNLOCK:
cmd.mt_op = MTUNLOCK;
break;
#endif
case TAPE_FORMAT:
/* Native ignores this if the drive doesn't support it */
return STATUS_SUCCESS;
default:
ERR( "Unhandled operation: 0x%08x\n", data->Operation );
return STATUS_INVALID_PARAMETER;
}
return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_SetDriveParams
*/
static NTSTATUS TAPE_SetDriveParams( int fd, const TAPE_SET_DRIVE_PARAMETERS *data )
{
#if defined(HAVE_SYS_MTIO_H) && defined(MTCOMPRESSION)
struct mtop cmd;
TRACE( "fd: %d ECC: 0x%02x, compression: 0x%02x padding: 0x%02x\n",
fd, data->ECC, data->Compression, data->DataPadding );
TRACE( "setmarks: 0x%02x zonesize: 0x%08x\n",
data->ReportSetmarks, data->EOTWarningZoneSize );
if (data->ECC || data->DataPadding || data->ReportSetmarks ||
data->EOTWarningZoneSize ) WARN( "Setting not supported\n" );
cmd.mt_op = MTCOMPRESSION;
cmd.mt_count = data->Compression;
return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_SetMediaParams
*/
static NTSTATUS TAPE_SetMediaParams( int fd, const TAPE_SET_MEDIA_PARAMETERS *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtop cmd;
TRACE( "fd: %d blocksize: 0x%08x\n", fd, data->BlockSize );
cmd.mt_op = MTSETBLK;
cmd.mt_count = data->BlockSize;
return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_SetPosition
*/
static NTSTATUS TAPE_SetPosition( int fd, const TAPE_SET_POSITION *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtop cmd;
TRACE( "fd: %d method: 0x%08x partition: 0x%08x offset: 0x%x%08x immediate: 0x%02x\n",
fd, data->Method, data->Partition, (DWORD)(data->Offset.QuadPart >> 32),
(DWORD)data->Offset.QuadPart, data->Immediate );
if (sizeof(cmd.mt_count) < sizeof(data->Offset.QuadPart) &&
(int)data->Offset.QuadPart != data->Offset.QuadPart)
{
ERR("Offset too large or too small\n");
return STATUS_INVALID_PARAMETER;
}
switch (data->Method)
{
case TAPE_REWIND:
cmd.mt_op = MTREW;
break;
#ifdef MTSEEK
case TAPE_ABSOLUTE_BLOCK:
cmd.mt_op = MTSEEK;
cmd.mt_count = data->Offset.QuadPart;
break;
#endif
#ifdef MTEOM
case TAPE_SPACE_END_OF_DATA:
cmd.mt_op = MTEOM;
break;
#endif
case TAPE_SPACE_FILEMARKS:
if (data->Offset.QuadPart >= 0) {
cmd.mt_op = MTFSF;
cmd.mt_count = data->Offset.QuadPart;
}
else {
cmd.mt_op = MTBSF;
cmd.mt_count = -data->Offset.QuadPart;
}
break;
#if defined(MTFSS) && defined(MTBSS)
case TAPE_SPACE_SETMARKS:
if (data->Offset.QuadPart >= 0) {
cmd.mt_op = MTFSS;
cmd.mt_count = data->Offset.QuadPart;
}
else {
cmd.mt_op = MTBSS;
cmd.mt_count = -data->Offset.QuadPart;
}
break;
#endif
case TAPE_LOGICAL_BLOCK:
case TAPE_PSEUDO_LOGICAL_BLOCK:
case TAPE_SPACE_RELATIVE_BLOCKS:
case TAPE_SPACE_SEQUENTIAL_FMKS:
case TAPE_SPACE_SEQUENTIAL_SMKS:
WARN( "Positioning method not supported\n" );
return STATUS_INVALID_PARAMETER;
default:
ERR( "Unhandled method: 0x%08x\n", data->Method );
return STATUS_INVALID_PARAMETER;
}
return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_WriteMarks
*/
static NTSTATUS TAPE_WriteMarks( int fd, const TAPE_WRITE_MARKS *data )
{
#ifdef HAVE_SYS_MTIO_H
struct mtop cmd;
TRACE( "fd: %d type: 0x%08x count: 0x%08x immediate: 0x%02x\n",
fd, data->Type, data->Count, data->Immediate );
switch (data->Type)
{
#ifdef MTWSM
case TAPE_SETMARKS:
cmd.mt_op = MTWSM;
cmd.mt_count = data->Count;
break;
#endif
case TAPE_FILEMARKS:
case TAPE_SHORT_FILEMARKS:
case TAPE_LONG_FILEMARKS:
cmd.mt_op = MTWEOF;
cmd.mt_count = data->Count;
break;
default:
ERR( "Unhandled type: 0x%08x\n", data->Type );
return STATUS_INVALID_PARAMETER;
}
return TAPE_GetStatus( ioctl( fd, MTIOCTOP, &cmd ) );
#else
FIXME( "Not implemented.\n" );
return STATUS_NOT_SUPPORTED;
#endif
}
/******************************************************************
* TAPE_DeviceIoControl
*
* SEE ALSO
* NtDeviceIoControl.
*/
NTSTATUS TAPE_DeviceIoControl( HANDLE device, HANDLE event,
PIO_APC_ROUTINE apc, PVOID apc_user, PIO_STATUS_BLOCK io_status,
ULONG io_control, LPVOID in_buffer, DWORD in_size,
LPVOID out_buffer, DWORD out_size )
{
DWORD sz = 0;
NTSTATUS status = STATUS_INVALID_PARAMETER;
int fd, needs_close;
TRACE( "%p %s %p %d %p %d %p\n", device, io2str(io_control),
in_buffer, in_size, out_buffer, out_size, io_status );
io_status->Information = 0;
if ((status = server_get_unix_fd( device, 0, &fd, &needs_close, NULL, NULL )))
goto error;
switch (io_control)
{
case IOCTL_TAPE_CREATE_PARTITION:
status = TAPE_CreatePartition( fd, (TAPE_CREATE_PARTITION *)in_buffer );
break;
case IOCTL_TAPE_ERASE:
status = TAPE_Erase( fd, (TAPE_ERASE *)in_buffer );
break;
case IOCTL_TAPE_GET_DRIVE_PARAMS:
status = TAPE_GetDriveParams( fd, (TAPE_GET_DRIVE_PARAMETERS *)out_buffer );
break;
case IOCTL_TAPE_GET_MEDIA_PARAMS:
status = TAPE_GetMediaParams( fd, (TAPE_GET_MEDIA_PARAMETERS *)out_buffer );
break;
case IOCTL_TAPE_GET_POSITION:
status = TAPE_GetPosition( fd, ((TAPE_GET_POSITION *)in_buffer)->Type,
(TAPE_GET_POSITION *)out_buffer );
break;
case IOCTL_TAPE_GET_STATUS:
status = FILE_GetNtStatus();
break;
case IOCTL_TAPE_PREPARE:
status = TAPE_Prepare( fd, (TAPE_PREPARE *)in_buffer );
break;
case IOCTL_TAPE_SET_DRIVE_PARAMS:
status = TAPE_SetDriveParams( fd, (TAPE_SET_DRIVE_PARAMETERS *)in_buffer );
break;
case IOCTL_TAPE_SET_MEDIA_PARAMS:
status = TAPE_SetMediaParams( fd, (TAPE_SET_MEDIA_PARAMETERS *)in_buffer );
break;
case IOCTL_TAPE_SET_POSITION:
status = TAPE_SetPosition( fd, (TAPE_SET_POSITION *)in_buffer );
break;
case IOCTL_TAPE_WRITE_MARKS:
status = TAPE_WriteMarks( fd, (TAPE_WRITE_MARKS *)in_buffer );
break;
case IOCTL_TAPE_CHECK_VERIFY:
case IOCTL_TAPE_FIND_NEW_DEVICES:
break;
default:
FIXME( "Unsupported IOCTL %x (type=%x access=%x func=%x meth=%x)\n",
io_control, io_control >> 16, (io_control >> 14) & 3,
(io_control >> 2) & 0xfff, io_control & 3 );
break;
}
if (needs_close) close( fd );
error:
io_status->u.Status = status;
io_status->Information = sz;
if (event) NtSetEvent( event, NULL );
return status;
}
Reference in New Issue View Git Blame Copy Permalink