Sweden-Number/dlls/mountmgr.sys/mountmgr.c

701 lines
27 KiB
C

/*
* Mount manager service implementation
*
* Copyright 2008 Alexandre Julliard
*
* 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 <stdarg.h>
#include <stdlib.h>
#include <unistd.h>
#define NONAMELESSUNION
#include "mountmgr.h"
#include "winreg.h"
#include "unixlib.h"
#include "wine/list.h"
#include "wine/unicode.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(mountmgr);
#define MIN_ID_LEN 4
struct mount_point
{
struct list entry; /* entry in mount points list */
DEVICE_OBJECT *device; /* disk device */
UNICODE_STRING name; /* device name */
UNICODE_STRING link; /* DOS device symlink */
void *id; /* device unique id */
unsigned int id_len;
};
static struct list mount_points_list = LIST_INIT(mount_points_list);
static HKEY mount_key;
unixlib_handle_t mountmgr_handle = 0;
void set_mount_point_id( struct mount_point *mount, const void *id, unsigned int id_len )
{
RtlFreeHeap( GetProcessHeap(), 0, mount->id );
mount->id_len = max( MIN_ID_LEN, id_len );
if ((mount->id = RtlAllocateHeap( GetProcessHeap(), HEAP_ZERO_MEMORY, mount->id_len )))
{
memcpy( mount->id, id, id_len );
RegSetValueExW( mount_key, mount->link.Buffer, 0, REG_BINARY, mount->id, mount->id_len );
}
else mount->id_len = 0;
}
static struct mount_point *add_mount_point( DEVICE_OBJECT *device, UNICODE_STRING *device_name,
const WCHAR *link )
{
struct mount_point *mount;
WCHAR *str;
UINT len = (strlenW(link) + 1) * sizeof(WCHAR) + device_name->Length + sizeof(WCHAR);
if (!(mount = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*mount) + len ))) return NULL;
str = (WCHAR *)(mount + 1);
strcpyW( str, link );
RtlInitUnicodeString( &mount->link, str );
str += strlenW(str) + 1;
memcpy( str, device_name->Buffer, device_name->Length );
str[device_name->Length / sizeof(WCHAR)] = 0;
mount->name.Buffer = str;
mount->name.Length = device_name->Length;
mount->name.MaximumLength = device_name->Length + sizeof(WCHAR);
mount->device = device;
mount->id = NULL;
list_add_tail( &mount_points_list, &mount->entry );
IoCreateSymbolicLink( &mount->link, device_name );
TRACE( "created %s id %s for %s\n", debugstr_w(mount->link.Buffer),
debugstr_a(mount->id), debugstr_w(mount->name.Buffer) );
return mount;
}
/* create the DosDevices mount point symlink for a new device */
struct mount_point *add_dosdev_mount_point( DEVICE_OBJECT *device, UNICODE_STRING *device_name, int drive )
{
static const WCHAR driveW[] = {'\\','D','o','s','D','e','v','i','c','e','s','\\','%','c',':',0};
WCHAR link[sizeof(driveW)];
sprintfW( link, driveW, 'A' + drive );
return add_mount_point( device, device_name, link );
}
/* create the Volume mount point symlink for a new device */
struct mount_point *add_volume_mount_point( DEVICE_OBJECT *device, UNICODE_STRING *device_name,
const GUID *guid )
{
static const WCHAR volumeW[] = {'\\','?','?','\\','V','o','l','u','m','e','{',
'%','0','8','x','-','%','0','4','x','-','%','0','4','x','-',
'%','0','2','x','%','0','2','x','-','%','0','2','x','%','0','2','x',
'%','0','2','x','%','0','2','x','%','0','2','x','%','0','2','x','}',0};
WCHAR link[sizeof(volumeW)];
sprintfW( link, volumeW, guid->Data1, guid->Data2, guid->Data3,
guid->Data4[0], guid->Data4[1], guid->Data4[2], guid->Data4[3],
guid->Data4[4], guid->Data4[5], guid->Data4[6], guid->Data4[7]);
return add_mount_point( device, device_name, link );
}
/* delete the mount point symlinks when a device goes away */
void delete_mount_point( struct mount_point *mount )
{
TRACE( "deleting %s\n", debugstr_w(mount->link.Buffer) );
list_remove( &mount->entry );
RegDeleteValueW( mount_key, mount->link.Buffer );
IoDeleteSymbolicLink( &mount->link );
RtlFreeHeap( GetProcessHeap(), 0, mount->id );
RtlFreeHeap( GetProcessHeap(), 0, mount );
}
/* check if a given mount point matches the requested specs */
static BOOL matching_mount_point( const struct mount_point *mount, const MOUNTMGR_MOUNT_POINT *spec )
{
if (spec->SymbolicLinkNameOffset)
{
const WCHAR *name = (const WCHAR *)((const char *)spec + spec->SymbolicLinkNameOffset);
if (spec->SymbolicLinkNameLength != mount->link.Length) return FALSE;
if (strncmpiW( name, mount->link.Buffer, mount->link.Length/sizeof(WCHAR)))
return FALSE;
}
if (spec->DeviceNameOffset)
{
const WCHAR *name = (const WCHAR *)((const char *)spec + spec->DeviceNameOffset);
if (spec->DeviceNameLength != mount->name.Length) return FALSE;
if (strncmpiW( name, mount->name.Buffer, mount->name.Length/sizeof(WCHAR)))
return FALSE;
}
if (spec->UniqueIdOffset)
{
const void *id = ((const char *)spec + spec->UniqueIdOffset);
if (spec->UniqueIdLength != mount->id_len) return FALSE;
if (memcmp( id, mount->id, mount->id_len )) return FALSE;
}
return TRUE;
}
/* implementation of IOCTL_MOUNTMGR_QUERY_POINTS */
static NTSTATUS query_mount_points( void *buff, SIZE_T insize,
SIZE_T outsize, IO_STATUS_BLOCK *iosb )
{
UINT count, pos, size;
MOUNTMGR_MOUNT_POINT *input = buff;
MOUNTMGR_MOUNT_POINTS *info;
struct mount_point *mount;
if (insize < sizeof(*input) ||
outsize < sizeof(*info) ||
input->SymbolicLinkNameOffset + input->SymbolicLinkNameLength > insize ||
input->UniqueIdOffset + input->UniqueIdLength > insize ||
input->DeviceNameOffset + input->DeviceNameLength > insize ||
input->SymbolicLinkNameOffset + input->SymbolicLinkNameLength < input->SymbolicLinkNameOffset ||
input->UniqueIdOffset + input->UniqueIdLength < input->UniqueIdOffset ||
input->DeviceNameOffset + input->DeviceNameLength < input->DeviceNameOffset)
return STATUS_INVALID_PARAMETER;
count = size = 0;
LIST_FOR_EACH_ENTRY( mount, &mount_points_list, struct mount_point, entry )
{
if (!matching_mount_point( mount, input )) continue;
size += mount->name.Length;
size += mount->link.Length;
size += mount->id_len;
size = (size + sizeof(WCHAR) - 1) & ~(sizeof(WCHAR) - 1);
count++;
}
pos = FIELD_OFFSET( MOUNTMGR_MOUNT_POINTS, MountPoints[count] );
size += pos;
if (size > outsize)
{
info = buff;
info->Size = size;
iosb->Information = sizeof(info->Size);
return STATUS_BUFFER_OVERFLOW;
}
input = HeapAlloc( GetProcessHeap(), 0, insize );
if (!input)
return STATUS_NO_MEMORY;
memcpy( input, buff, insize );
info = buff;
info->NumberOfMountPoints = count;
count = 0;
LIST_FOR_EACH_ENTRY( mount, &mount_points_list, struct mount_point, entry )
{
if (!matching_mount_point( mount, input )) continue;
info->MountPoints[count].DeviceNameOffset = pos;
info->MountPoints[count].DeviceNameLength = mount->name.Length;
memcpy( (char *)buff + pos, mount->name.Buffer, mount->name.Length );
pos += mount->name.Length;
info->MountPoints[count].SymbolicLinkNameOffset = pos;
info->MountPoints[count].SymbolicLinkNameLength = mount->link.Length;
memcpy( (char *)buff + pos, mount->link.Buffer, mount->link.Length );
pos += mount->link.Length;
info->MountPoints[count].UniqueIdOffset = pos;
info->MountPoints[count].UniqueIdLength = mount->id_len;
memcpy( (char *)buff + pos, mount->id, mount->id_len );
pos += mount->id_len;
pos = (pos + sizeof(WCHAR) - 1) & ~(sizeof(WCHAR) - 1);
count++;
}
info->Size = pos;
iosb->Information = pos;
HeapFree( GetProcessHeap(), 0, input );
return STATUS_SUCCESS;
}
/* implementation of IOCTL_MOUNTMGR_DEFINE_UNIX_DRIVE */
static NTSTATUS define_unix_drive( const void *in_buff, SIZE_T insize )
{
const struct mountmgr_unix_drive *input = in_buff;
const char *mount_point = NULL, *device = NULL;
WCHAR letter = tolowerW( input->letter );
if (letter < 'a' || letter > 'z') return STATUS_INVALID_PARAMETER;
if (input->type > DRIVE_RAMDISK) return STATUS_INVALID_PARAMETER;
if (input->mount_point_offset > insize || input->device_offset > insize)
return STATUS_INVALID_PARAMETER;
/* make sure string are null-terminated */
if (input->mount_point_offset)
{
mount_point = (const char *)in_buff + input->mount_point_offset;
if (!memchr( mount_point, 0, insize - input->mount_point_offset )) return STATUS_INVALID_PARAMETER;
}
if (input->device_offset)
{
device = (const char *)in_buff + input->device_offset;
if (!memchr( device, 0, insize - input->device_offset )) return STATUS_INVALID_PARAMETER;
}
if (input->type != DRIVE_NO_ROOT_DIR)
{
enum device_type type = DEVICE_UNKNOWN;
TRACE( "defining %c: dev %s mount %s type %u\n",
letter, debugstr_a(device), debugstr_a(mount_point), input->type );
switch (input->type)
{
case DRIVE_REMOVABLE: type = (letter >= 'c') ? DEVICE_HARDDISK : DEVICE_FLOPPY; break;
case DRIVE_REMOTE: type = DEVICE_NETWORK; break;
case DRIVE_CDROM: type = DEVICE_CDROM; break;
case DRIVE_RAMDISK: type = DEVICE_RAMDISK; break;
case DRIVE_FIXED: type = DEVICE_HARDDISK_VOL; break;
}
return add_dos_device( letter - 'a', NULL, device, mount_point, type, NULL, NULL );
}
else
{
TRACE( "removing %c:\n", letter );
return remove_dos_device( letter - 'a', NULL );
}
}
/* implementation of IOCTL_MOUNTMGR_DEFINE_SHELL_FOLDER */
static NTSTATUS define_shell_folder( const void *in_buff, SIZE_T insize )
{
const struct mountmgr_shell_folder *input = in_buff;
const char *link = NULL;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING name;
NTSTATUS status;
ULONG size = 256;
char *buffer = NULL, *backup = NULL;
struct set_shell_folder_params params;
if (input->folder_offset >= insize || input->folder_size > insize - input->folder_offset ||
input->symlink_offset >= insize)
return STATUS_INVALID_PARAMETER;
/* make sure string is null-terminated */
if (input->symlink_offset)
{
link = (const char *)in_buff + input->symlink_offset;
if (!memchr( link, 0, insize - input->symlink_offset )) return STATUS_INVALID_PARAMETER;
if (!link[0]) link = NULL;
}
name.Buffer = (WCHAR *)((char *)in_buff + input->folder_offset);
name.Length = input->folder_size;
InitializeObjectAttributes( &attr, &name, 0, 0, NULL );
for (;;)
{
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, size )))
{
status = STATUS_NO_MEMORY;
goto done;
}
status = wine_nt_to_unix_file_name( &attr, buffer, &size, FILE_OPEN_IF );
if (status == STATUS_NO_SUCH_FILE) status = STATUS_SUCCESS;
if (status == STATUS_SUCCESS) break;
if (status != STATUS_BUFFER_TOO_SMALL) goto done;
HeapFree( GetProcessHeap(), 0, buffer );
}
if (input->create_backup)
{
if (!(backup = HeapAlloc( GetProcessHeap(), 0, strlen(buffer) + sizeof(".backup" ) )))
{
status = STATUS_NO_MEMORY;
goto done;
}
strcpy( backup, buffer );
strcat( backup, ".backup" );
}
params.folder = buffer;
params.backup = backup;
params.link = link;
status = MOUNTMGR_CALL( set_shell_folder, &params );
done:
HeapFree( GetProcessHeap(), 0, buffer );
HeapFree( GetProcessHeap(), 0, backup );
return status;
}
/* implementation of IOCTL_MOUNTMGR_QUERY_SHELL_FOLDER */
static NTSTATUS query_shell_folder( void *buff, SIZE_T insize, SIZE_T outsize, IO_STATUS_BLOCK *iosb )
{
char *output = buff;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING name;
NTSTATUS status;
ULONG size = 256;
char *buffer;
name.Buffer = buff;
name.Length = insize;
InitializeObjectAttributes( &attr, &name, 0, 0, NULL );
for (;;)
{
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, size ))) return STATUS_NO_MEMORY;
status = wine_nt_to_unix_file_name( &attr, buffer, &size, FILE_OPEN );
if (!status)
{
struct get_shell_folder_params params = { buffer, output, outsize };
status = MOUNTMGR_CALL( get_shell_folder, &params );
if (!status) iosb->Information = strlen(output) + 1;
break;
}
if (status != STATUS_BUFFER_TOO_SMALL) break;
HeapFree( GetProcessHeap(), 0, buffer );
}
HeapFree( GetProcessHeap(), 0, buffer );
return status;
}
/* implementation of IOCTL_MOUNTMGR_QUERY_DHCP_REQUEST_PARAMS */
static void WINAPI query_dhcp_request_params( TP_CALLBACK_INSTANCE *instance, void *context )
{
IRP *irp = context;
struct mountmgr_dhcp_request_params *query = irp->AssociatedIrp.SystemBuffer;
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation( irp );
SIZE_T insize = irpsp->Parameters.DeviceIoControl.InputBufferLength;
SIZE_T outsize = irpsp->Parameters.DeviceIoControl.OutputBufferLength;
ULONG i, offset = 0;
/* sanity checks */
if (FIELD_OFFSET(struct mountmgr_dhcp_request_params, params[query->count]) > insize)
{
irp->IoStatus.u.Status = STATUS_INVALID_PARAMETER;
goto err;
}
for (i = 0; i < query->count; i++)
if (query->params[i].offset + query->params[i].size > insize)
{
irp->IoStatus.u.Status = STATUS_INVALID_PARAMETER;
goto err;
}
if (!memchr( query->unix_name, 0, sizeof(query->unix_name) ))
{
irp->IoStatus.u.Status = STATUS_INVALID_PARAMETER;
goto err;
}
offset = FIELD_OFFSET(struct mountmgr_dhcp_request_params, params[query->count]);
for (i = 0; i < query->count; i++)
{
ULONG ret_size;
struct dhcp_request_params params = { query->unix_name, &query->params[i],
(char *)query, offset, outsize - offset, &ret_size };
MOUNTMGR_CALL( dhcp_request, &params );
offset += ret_size;
if (offset > outsize)
{
if (offset >= sizeof(query->size)) query->size = offset;
offset = sizeof(query->size);
irp->IoStatus.u.Status = STATUS_BUFFER_OVERFLOW;
goto err;
}
}
irp->IoStatus.u.Status = STATUS_SUCCESS;
err:
irp->IoStatus.Information = offset;
IoCompleteRequest( irp, IO_NO_INCREMENT );
}
static void WINAPI query_symbol_file_callback( TP_CALLBACK_INSTANCE *instance, void *context )
{
IRP *irp = context;
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation( irp );
ULONG info = 0;
NTSTATUS status = query_symbol_file( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&info );
irp->IoStatus.Information = info;
irp->IoStatus.u.Status = status;
IoCompleteRequest( irp, IO_NO_INCREMENT );
}
/* NT APC called from Unix side to add/remove devices */
static void CALLBACK device_op( ULONG_PTR arg1, ULONG_PTR arg2, ULONG_PTR arg3 )
{
struct device_info info;
struct dequeue_device_op_params params = { arg1, &info };
if (MOUNTMGR_CALL( dequeue_device_op, &params )) return;
switch (info.op)
{
case ADD_DOS_DEVICE:
add_dos_device( -1, info.udi, info.device, info.mount_point,
info.type, info.guid, info.scsi_info );
break;
case ADD_VOLUME:
add_volume( info.udi, info.device, info.mount_point, DEVICE_HARDDISK_VOL,
info.guid, info.serial, info.scsi_info );
break;
case REMOVE_DEVICE:
if (!remove_dos_device( -1, info.udi )) remove_volume( info.udi );
break;
}
}
/* handler for ioctls on the mount manager device */
static NTSTATUS WINAPI mountmgr_ioctl( DEVICE_OBJECT *device, IRP *irp )
{
IO_STACK_LOCATION *irpsp = IoGetCurrentIrpStackLocation( irp );
NTSTATUS status;
ULONG info = 0;
TRACE( "ioctl %x insize %u outsize %u\n",
irpsp->Parameters.DeviceIoControl.IoControlCode,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength );
switch(irpsp->Parameters.DeviceIoControl.IoControlCode)
{
case IOCTL_MOUNTMGR_QUERY_POINTS:
status = query_mount_points( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&irp->IoStatus );
break;
case IOCTL_MOUNTMGR_DEFINE_UNIX_DRIVE:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_unix_drive))
{
status = STATUS_INVALID_PARAMETER;
break;
}
irp->IoStatus.Information = 0;
status = define_unix_drive( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength );
break;
case IOCTL_MOUNTMGR_QUERY_UNIX_DRIVE:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_unix_drive))
{
status = STATUS_INVALID_PARAMETER;
break;
}
status = query_unix_drive( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&irp->IoStatus );
break;
case IOCTL_MOUNTMGR_DEFINE_SHELL_FOLDER:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_shell_folder))
{
status = STATUS_INVALID_PARAMETER;
break;
}
irp->IoStatus.Information = 0;
status = define_shell_folder( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength );
break;
case IOCTL_MOUNTMGR_QUERY_SHELL_FOLDER:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_shell_folder))
{
status = STATUS_INVALID_PARAMETER;
break;
}
status = query_shell_folder( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&irp->IoStatus );
break;
case IOCTL_MOUNTMGR_QUERY_DHCP_REQUEST_PARAMS:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_dhcp_request_params))
{
status = STATUS_INVALID_PARAMETER;
break;
}
if (TrySubmitThreadpoolCallback( query_dhcp_request_params, irp, NULL ))
return (irp->IoStatus.u.Status = STATUS_PENDING);
status = STATUS_NO_MEMORY;
break;
case IOCTL_MOUNTMGR_QUERY_SYMBOL_FILE:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength != sizeof(GUID))
{
status = STATUS_INVALID_PARAMETER;
break;
}
if (TrySubmitThreadpoolCallback( query_symbol_file_callback, irp, NULL ))
return (irp->IoStatus.u.Status = STATUS_PENDING);
status = STATUS_NO_MEMORY;
break;
case IOCTL_MOUNTMGR_READ_CREDENTIAL:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_credential))
{
status = STATUS_INVALID_PARAMETER;
break;
}
status = read_credential( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&info );
irp->IoStatus.Information = info;
break;
case IOCTL_MOUNTMGR_WRITE_CREDENTIAL:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_credential))
{
status = STATUS_INVALID_PARAMETER;
break;
}
status = write_credential( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&info );
irp->IoStatus.Information = info;
break;
case IOCTL_MOUNTMGR_DELETE_CREDENTIAL:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_credential))
{
status = STATUS_INVALID_PARAMETER;
break;
}
status = delete_credential( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&info );
irp->IoStatus.Information = info;
break;
case IOCTL_MOUNTMGR_ENUMERATE_CREDENTIALS:
if (irpsp->Parameters.DeviceIoControl.InputBufferLength < sizeof(struct mountmgr_credential_list))
{
status = STATUS_INVALID_PARAMETER;
break;
}
status = enumerate_credentials( irp->AssociatedIrp.SystemBuffer,
irpsp->Parameters.DeviceIoControl.InputBufferLength,
irpsp->Parameters.DeviceIoControl.OutputBufferLength,
&info );
irp->IoStatus.Information = info;
break;
default:
FIXME( "ioctl %x not supported\n", irpsp->Parameters.DeviceIoControl.IoControlCode );
status = STATUS_NOT_SUPPORTED;
break;
}
irp->IoStatus.u.Status = status;
IoCompleteRequest( irp, IO_NO_INCREMENT );
return status;
}
static DWORD WINAPI device_op_thread( void *arg )
{
for (;;) SleepEx( INFINITE, TRUE ); /* wait for APCs */
return 0;
}
static DWORD WINAPI run_loop_thread( void *arg )
{
return MOUNTMGR_CALL( run_loop, arg );
}
/* main entry point for the mount point manager driver */
NTSTATUS WINAPI DriverEntry( DRIVER_OBJECT *driver, UNICODE_STRING *path )
{
static const WCHAR mounted_devicesW[] = {'S','y','s','t','e','m','\\','M','o','u','n','t','e','d','D','e','v','i','c','e','s',0};
static const WCHAR device_mountmgrW[] = {'\\','D','e','v','i','c','e','\\','M','o','u','n','t','P','o','i','n','t','M','a','n','a','g','e','r',0};
static const WCHAR link_mountmgrW[] = {'\\','?','?','\\','M','o','u','n','t','P','o','i','n','t','M','a','n','a','g','e','r',0};
static const WCHAR harddiskW[] = {'\\','D','r','i','v','e','r','\\','H','a','r','d','d','i','s','k',0};
static const WCHAR driver_serialW[] = {'\\','D','r','i','v','e','r','\\','S','e','r','i','a','l',0};
static const WCHAR driver_parallelW[] = {'\\','D','r','i','v','e','r','\\','P','a','r','a','l','l','e','l',0};
static const WCHAR devicemapW[] = {'H','A','R','D','W','A','R','E','\\','D','E','V','I','C','E','M','A','P','\\','S','c','s','i',0};
#ifdef _WIN64
static const WCHAR qualified_ports_keyW[] = {'\\','R','E','G','I','S','T','R','Y','\\',
'M','A','C','H','I','N','E','\\','S','o','f','t','w','a','r','e','\\',
'W','i','n','e','\\','P','o','r','t','s'}; /* no null terminator */
static const WCHAR wow64_ports_keyW[] = {'S','o','f','t','w','a','r','e','\\',
'W','o','w','6','4','3','2','N','o','d','e','\\','W','i','n','e','\\',
'P','o','r','t','s',0};
static const WCHAR symbolic_link_valueW[] = {'S','y','m','b','o','l','i','c','L','i','n','k','V','a','l','u','e',0};
HKEY wow64_ports_key = NULL;
#endif
void *instance;
UNICODE_STRING nameW, linkW;
DEVICE_OBJECT *device;
HKEY devicemap_key;
NTSTATUS status;
struct run_loop_params params;
TRACE( "%s\n", debugstr_w(path->Buffer) );
RtlPcToFileHeader( DriverEntry, &instance );
status = NtQueryVirtualMemory( GetCurrentProcess(), instance, MemoryWineUnixFuncs,
&mountmgr_handle, sizeof(mountmgr_handle), NULL );
if (status) return status;
driver->MajorFunction[IRP_MJ_DEVICE_CONTROL] = mountmgr_ioctl;
RtlInitUnicodeString( &nameW, device_mountmgrW );
RtlInitUnicodeString( &linkW, link_mountmgrW );
if (!(status = IoCreateDevice( driver, 0, &nameW, 0, 0, FALSE, &device )))
status = IoCreateSymbolicLink( &linkW, &nameW );
if (status)
{
FIXME( "failed to create device error %x\n", status );
return status;
}
RegCreateKeyExW( HKEY_LOCAL_MACHINE, mounted_devicesW, 0, NULL,
REG_OPTION_VOLATILE, KEY_ALL_ACCESS, NULL, &mount_key, NULL );
if (!RegCreateKeyExW( HKEY_LOCAL_MACHINE, devicemapW, 0, NULL, REG_OPTION_VOLATILE,
KEY_ALL_ACCESS, NULL, &devicemap_key, NULL ))
RegCloseKey( devicemap_key );
RtlInitUnicodeString( &nameW, harddiskW );
status = IoCreateDriver( &nameW, harddisk_driver_entry );
params.op_thread = CreateThread( NULL, 0, device_op_thread, NULL, 0, NULL );
params.op_apc = device_op;
CloseHandle( CreateThread( NULL, 0, run_loop_thread, &params, 0, NULL ));
#ifdef _WIN64
/* create a symlink so that the Wine port overrides key can be edited with 32-bit reg or regedit */
RegCreateKeyExW( HKEY_LOCAL_MACHINE, wow64_ports_keyW, 0, NULL, REG_OPTION_CREATE_LINK,
KEY_SET_VALUE, NULL, &wow64_ports_key, NULL );
RegSetValueExW( wow64_ports_key, symbolic_link_valueW, 0, REG_LINK,
(BYTE *)qualified_ports_keyW, sizeof(qualified_ports_keyW) );
RegCloseKey( wow64_ports_key );
#endif
RtlInitUnicodeString( &nameW, driver_serialW );
IoCreateDriver( &nameW, serial_driver_entry );
RtlInitUnicodeString( &nameW, driver_parallelW );
IoCreateDriver( &nameW, parallel_driver_entry );
return status;
}