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win32u: Implement NtUserGetDisplayConfigBufferSizes. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Huw Davies <huw@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2021-11-30 13:24:18 +01:00 committed by Alexandre Julliard
parent e2033fcf54
commit cf7111e86a
8 changed files with 484 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
dlls/win32u/Makefile.in
View File

@ -37,6 +37,7 @@ C_SRCS = \
printdrv.c \
region.c \
syscall.c \
sysparams.c \
vertical.c \
vulkan.c \
window.c \

4
dlls/win32u/font.c
View File

@ -620,8 +620,8 @@ static void set_reg_ascii_value( HKEY hkey, const char *name, const char *value
set_reg_value( hkey, nameW, REG_SZ, valueW, asciiz_to_unicode( valueW, value ));
}
static ULONG query_reg_value( HKEY hkey, const WCHAR *name,
KEY_VALUE_PARTIAL_INFORMATION *info, ULONG size )
ULONG query_reg_value( HKEY hkey, const WCHAR *name,
KEY_VALUE_PARTIAL_INFORMATION *info, ULONG size )
{
unsigned int name_size = name ? lstrlenW( name ) * sizeof(WCHAR) : 0;
UNICODE_STRING nameW = { name_size, name_size, (WCHAR *)name };

1
dlls/win32u/gdiobj.c
View File

@ -1169,6 +1169,7 @@ static struct unix_funcs unix_funcs =
NtGdiWidenPath,
NtUserActivateKeyboardLayout,
NtUserCountClipboardFormats,
NtUserGetDisplayConfigBufferSizes,
NtUserGetKeyNameText,
NtUserGetKeyboardLayoutList,
NtUserGetPriorityClipboardFormat,

467
dlls/win32u/sysparams.c Normal file
View File

@ -0,0 +1,467 @@
/*
* System parameters functions
*
* Copyright 1994 Alexandre Julliard
* Copyright 2019 Zhiyi Zhang for CodeWeavers
* Copyright 2021 Jacek Caban for CodeWeavers
*
* 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
*/
#if 0
#pragma makedep unix
#endif
#include <pthread.h>
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "ntgdi_private.h"
#include "devpropdef.h"
#include "wine/server.h"
WINE_DEFAULT_DEBUG_CHANNEL(system);
static HKEY video_key, enum_key, config_key;
static const WCHAR devicemap_video_keyW[] =
{
'\\','R','e','g','i','s','t','r','y',
'\\','M','a','c','h','i','n','e',
'\\','H','A','R','D','W','A','R','E',
'\\','D','E','V','I','C','E','M','A','P',
'\\','V','I','D','E','O'
};
static const WCHAR enum_keyW[] =
{
'\\','R','e','g','i','s','t','r','y',
'\\','M','a','c','h','i','n','e',
'\\','S','y','s','t','e','m',
'\\','C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t',
'\\','E','n','u','m'
};
static const WCHAR config_keyW[] =
{
'\\','R','e','g','i','s','t','r','y',
'\\','M','a','c','h','i','n','e',
'\\','S','y','s','t','e','m',
'\\','C','u','r','r','e','n','t','C','o','n','t','r','o','l','S','e','t',
'\\','H','a','r','d','w','a','r','e',' ','P','r','o','f','i','l','e','s',
'\\','C','u','r','r','e','n','t'
};
static const WCHAR wine_devpropkey_monitor_stateflagsW[] =
{
'P','r','o','p','e','r','t','i','e','s','\\',
'{','2','3','3','a','9','e','f','3','-','a','f','c','4','-','4','a','b','d',
'-','b','5','6','4','-','c','3','2','f','2','1','f','1','5','3','5','b','}',
'\\','0','0','0','2'
};
static const WCHAR wine_devpropkey_monitor_rcmonitorW[] =
{
'P','r','o','p','e','r','t','i','e','s','\\',
'{','2','3','3','a','9','e','f','3','-','a','f','c','4','-','4','a','b','d',
'-','b','5','6','4','-','c','3','2','f','2','1','f','1','5','3','5','b','}',
'\\','0','0','0','3'
};
static const WCHAR wine_devpropkey_monitor_rcworkW[] =
{
'P','r','o','p','e','r','t','i','e','s','\\',
'{','2','3','3','a','9','e','f','3','-','a','f','c','4','-','4','a','b','d',
'-','b','5','6','4','-','c','3','2','f','2','1','f','1','5','3','5','b','}',
'\\','0','0','0','4'
};
static const WCHAR state_flagsW[] = {'S','t','a','t','e','F','l','a','g','s',0};
static const WCHAR gpu_idW[] = {'G','P','U','I','D',0};
static const WCHAR hardware_idW[] = {'H','a','r','d','w','a','r','e','I','D',0};
static const WCHAR device_descW[] = {'D','e','v','i','c','e','D','e','s','c',0};
static const WCHAR driver_descW[] = {'D','r','i','v','e','r','D','e','s','c',0};
static const WCHAR driverW[] = {'D','r','i','v','e','r',0};
static const WCHAR guid_devinterface_monitorW[] =
{'{','E','6','F','0','7','B','5','F','-','E','E','9','7','-','4','A','9','0','-',
'B','0','7','6','-','3','3','F','5','7','B','F','4','E','A','A','7','}',0};
/* Cached display device information */
struct display_device
{
WCHAR device_name[32]; /* DeviceName in DISPLAY_DEVICEW */
WCHAR device_string[128]; /* DeviceString in DISPLAY_DEVICEW */
DWORD state_flags; /* StateFlags in DISPLAY_DEVICEW */
WCHAR device_id[128]; /* DeviceID in DISPLAY_DEVICEW */
WCHAR interface_name[128]; /* DeviceID in DISPLAY_DEVICEW when EDD_GET_DEVICE_INTERFACE_NAME is set */
WCHAR device_key[128]; /* DeviceKey in DISPLAY_DEVICEW */
};
struct adapter
{
struct list entry;
struct display_device dev;
unsigned int id;
const WCHAR *config_key;
};
struct monitor
{
struct list entry;
struct display_device dev;
struct adapter *adapter;
unsigned int id;
unsigned int flags;
RECT rc_monitor;
RECT rc_work;
};
static struct list adapters = LIST_INIT(adapters);
static struct list monitors = LIST_INIT(monitors);
static INT64 last_query_display_time;
static pthread_mutex_t display_lock = PTHREAD_MUTEX_INITIALIZER;
static HANDLE get_display_device_init_mutex( void )
{
static const WCHAR display_device_initW[] =
{'\\','B','a','s','e','N','a','m','e','d','O','b','j','e','c','t','s',
'\\','d','i','s','p','l','a','y','_','d','e','v','i','c','e','_','i','n','i','t'};
UNICODE_STRING name = { sizeof(display_device_initW), sizeof(display_device_initW),
(WCHAR *)display_device_initW };
OBJECT_ATTRIBUTES attr;
HANDLE mutex;
InitializeObjectAttributes( &attr, &name, OBJ_OPENIF, NULL, NULL );
if (NtCreateMutant( &mutex, MUTEX_ALL_ACCESS, &attr, FALSE ) < 0) return 0;
NtWaitForSingleObject( mutex, FALSE, NULL );
return mutex;
}
static void release_display_device_init_mutex( HANDLE mutex )
{
NtReleaseMutant( mutex, NULL );
NtClose( mutex );
}
static BOOL read_display_adapter_settings( unsigned int index, struct adapter *info )
{
char buffer[4096];
KEY_VALUE_PARTIAL_INFORMATION *value = (void *)buffer;
WCHAR *value_str = (WCHAR *)value->Data;
HKEY hkey;
DWORD size;
if (!enum_key && !(enum_key = reg_open_key( NULL, enum_keyW, sizeof(enum_keyW) )))
return FALSE;
if (!config_key && !(config_key = reg_open_key( NULL, config_keyW, sizeof(config_keyW) )))
return FALSE;
/* Find adapter */
sprintf( buffer, "\\Device\\Video%d", index );
size = query_reg_ascii_value( video_key, buffer, value, sizeof(buffer) );
if (!size || value->Type != REG_SZ ||
value->DataLength <= sizeof("\\Registry\\Machine\\") * sizeof(WCHAR))
return FALSE;
/* DeviceKey */
memcpy( info->dev.device_key, value_str, value->DataLength );
info->config_key = info->dev.device_key + sizeof("\\Registry\\Machine\\") - 1;
if (!(hkey = reg_open_key( NULL, value_str, value->DataLength - sizeof(WCHAR) )))
return FALSE;
/* DeviceString */
if (query_reg_value( hkey, driver_descW, value, sizeof(buffer) ) && value->Type == REG_SZ)
memcpy( info->dev.device_string, value_str, value->DataLength );
NtClose( hkey );
/* DeviceName */
sprintf( buffer, "\\\\.\\DISPLAY%d", index + 1 );
asciiz_to_unicode( info->dev.device_name, buffer );
if (!(hkey = reg_open_key( config_key, info->config_key,
lstrlenW( info->config_key ) * sizeof(WCHAR) )))
return FALSE;
/* StateFlags */
if (query_reg_value( hkey, state_flagsW, value, sizeof(buffer) ) && value->Type == REG_DWORD)
info->dev.state_flags = *(const DWORD *)value->Data;
/* Interface name */
info->dev.interface_name[0] = 0;
/* DeviceID */
size = query_reg_value( hkey, gpu_idW, value, sizeof(buffer) );
NtClose( hkey );
if (!size || value->Type != REG_SZ) return FALSE;
if (!(hkey = reg_open_key( enum_key, value_str, value->DataLength - sizeof(WCHAR) )))
return FALSE;
size = query_reg_value( hkey, hardware_idW, value, sizeof(buffer) );
NtClose( hkey );
if (!size || (value->Type != REG_SZ && value->Type != REG_MULTI_SZ))
return FALSE;
lstrcpyW( info->dev.device_id, value_str );
return TRUE;
}
static unsigned int query_reg_subkey_value( HKEY hkey, const WCHAR *name, unsigned int name_size,
KEY_VALUE_PARTIAL_INFORMATION *value, unsigned int size )
{
HKEY subkey;
if (!(subkey = reg_open_key( hkey, name, name_size ))) return 0;
size = query_reg_value( subkey, NULL, value, size );
NtClose( subkey );
return size;
}
static BOOL read_monitor_settings( struct adapter *adapter, DWORD index, struct monitor *monitor )
{
char buffer[4096];
KEY_VALUE_PARTIAL_INFORMATION *value = (void *)buffer;
WCHAR *device_name, *value_str = (WCHAR *)value->Data, *ptr;
HKEY hkey;
DWORD size, len;
monitor->flags = adapter->id ? 0 : MONITORINFOF_PRIMARY;
/* DeviceName */
sprintf( buffer, "\\\\.\\DISPLAY%d\\Monitor%d", adapter->id + 1, index );
asciiz_to_unicode( monitor->dev.device_name, buffer );
if (!(hkey = reg_open_key( config_key, adapter->config_key,
lstrlenW( adapter->config_key ) * sizeof(WCHAR) )))
return FALSE;
/* Interface name */
sprintf( buffer, "MonitorID%u", index );
size = query_reg_ascii_value( hkey, buffer, value, sizeof(buffer) );
NtClose( hkey );
if (!size || value->Type != REG_SZ) return FALSE;
len = asciiz_to_unicode( monitor->dev.interface_name, "\\\\\?\\" ) / sizeof(WCHAR) - 1;
memcpy( monitor->dev.interface_name + len, value_str, value->DataLength - sizeof(WCHAR) );
len += value->DataLength / sizeof(WCHAR) - 1;
monitor->dev.interface_name[len++] = '#';
memcpy( monitor->dev.interface_name + len, guid_devinterface_monitorW,
sizeof(guid_devinterface_monitorW) );
/* Replace '\\' with '#' after prefix */
for (ptr = monitor->dev.interface_name + ARRAYSIZE("\\\\\?\\") - 1; *ptr; ptr++)
if (*ptr == '\\') *ptr = '#';
if (!(hkey = reg_open_key( enum_key, value_str, value->DataLength - sizeof(WCHAR) )))
return FALSE;
/* StateFlags, WINE_DEVPROPKEY_MONITOR_STATEFLAGS */
size = query_reg_subkey_value( hkey, wine_devpropkey_monitor_stateflagsW,
sizeof(wine_devpropkey_monitor_stateflagsW),
value, sizeof(buffer) );
if (size != sizeof(monitor->dev.state_flags))
{
NtClose( hkey );
return FALSE;
}
monitor->dev.state_flags = *(const DWORD *)value->Data;
/* rc_monitor, WINE_DEVPROPKEY_MONITOR_RCMONITOR */
size = query_reg_subkey_value( hkey, wine_devpropkey_monitor_rcmonitorW,
sizeof(wine_devpropkey_monitor_rcmonitorW),
value, sizeof(buffer) );
if (size != sizeof(monitor->rc_monitor))
{
NtClose( hkey );
return FALSE;
}
monitor->rc_monitor = *(const RECT *)value->Data;
/* rc_work, WINE_DEVPROPKEY_MONITOR_RCWORK */
size = query_reg_subkey_value( hkey, wine_devpropkey_monitor_rcworkW,
sizeof(wine_devpropkey_monitor_rcworkW),
value, sizeof(buffer) );
if (size != sizeof(monitor->rc_work))
{
NtClose( hkey );
return FALSE;
}
monitor->rc_work = *(const RECT *)value->Data;
/* DeviceString */
if (!query_reg_value( hkey, device_descW, value, sizeof(buffer) ) || value->Type != REG_SZ)
{
NtClose( hkey );
return FALSE;
}
memcpy( monitor->dev.device_string, value->Data, value->DataLength );
/* DeviceKey */
if (!query_reg_value( hkey, driverW, value, sizeof(buffer) ) || value->Type != REG_SZ)
{
NtClose( hkey );
return FALSE;
}
size = asciiz_to_unicode( monitor->dev.device_key,
"\\Registry\\Machine\\System\\CurrentControlSet\\Control\\Class\\" );
device_name = &monitor->dev.device_key[size / sizeof(WCHAR) - 1];
memcpy( device_name, value_str, value->DataLength );
/* DeviceID */
if (!query_reg_value( hkey, hardware_idW, value, sizeof(buffer) ) ||
(value->Type != REG_SZ && value->Type != REG_MULTI_SZ))
{
NtClose( hkey );
return FALSE;
}
size = lstrlenW( value_str );
memcpy( monitor->dev.device_id, value_str, size * sizeof(WCHAR) );
monitor->dev.device_id[size++] = '\\';
lstrcpyW( monitor->dev.device_id + size, device_name );
NtClose( hkey );
return TRUE;
}
static BOOL update_display_cache(void)
{
DWORD adapter_id, monitor_id, size;
KEY_FULL_INFORMATION key;
struct adapter *adapter;
struct monitor *monitor;
HANDLE mutex = NULL;
NTSTATUS status;
BOOL ret;
/* If user driver did initialize the registry, then exit */
if (!video_key && !(video_key = reg_open_key( NULL, devicemap_video_keyW,
sizeof(devicemap_video_keyW) )))
return FALSE;
status = NtQueryKey( video_key, KeyFullInformation, &key, sizeof(key), &size );
if (status && status != STATUS_BUFFER_OVERFLOW)
return FALSE;
if (key.LastWriteTime.QuadPart <= last_query_display_time) return TRUE;
mutex = get_display_device_init_mutex();
pthread_mutex_lock( &display_lock );
while (!list_empty( &monitors ))
{
monitor = LIST_ENTRY( list_head( &monitors ), struct monitor, entry );
list_remove( &monitor->entry );
free( monitor );
}
while (!list_empty( &adapters ))
{
adapter = LIST_ENTRY( list_head( &adapters ), struct adapter, entry );
list_remove( &adapter->entry );
free( adapter );
}
for (adapter_id = 0;; adapter_id++)
{
if (!(adapter = calloc( 1, sizeof(*adapter) ))) break;
adapter->id = adapter_id;
if (!read_display_adapter_settings( adapter_id, adapter ))
{
free( adapter );
break;
}
list_add_tail( &adapters, &adapter->entry );
for (monitor_id = 0;; monitor_id++)
{
if (!(monitor = calloc( 1, sizeof(*monitor) ))) break;
monitor->id = monitor_id;
monitor->adapter = adapter;
if (!read_monitor_settings( adapter, monitor_id, monitor ))
{
free( monitor );
break;
}
list_add_tail( &monitors, &monitor->entry );
}
}
if ((ret = !list_empty( &adapters ) && !list_empty( &monitors )))
last_query_display_time = key.LastWriteTime.QuadPart;
pthread_mutex_unlock( &display_lock );
release_display_device_init_mutex( mutex );
return ret;
}
static BOOL lock_display_devices(void)
{
if (!update_display_cache()) return FALSE;
pthread_mutex_lock( &display_lock );
return TRUE;
}
static void unlock_display_devices(void)
{
pthread_mutex_unlock( &display_lock );
}
/**********************************************************************
* NtUserGetDisplayConfigBufferSizes (win32u.@)
*/
LONG WINAPI NtUserGetDisplayConfigBufferSizes( UINT32 flags, UINT32 *num_path_info,
UINT32 *num_mode_info )
{
struct monitor *monitor;
UINT32 count = 0;
TRACE( "(0x%x %p %p)\n", flags, num_path_info, num_mode_info );
if (!num_path_info || !num_mode_info)
return ERROR_INVALID_PARAMETER;
*num_path_info = 0;
switch (flags)
{
case QDC_ALL_PATHS:
case QDC_ONLY_ACTIVE_PATHS:
case QDC_DATABASE_CURRENT:
break;
default:
return ERROR_INVALID_PARAMETER;
}
/* FIXME: semi-stub */
if (flags != QDC_ONLY_ACTIVE_PATHS)
FIXME( "only returning active paths\n" );
if (!lock_display_devices()) return FALSE;
LIST_FOR_EACH_ENTRY( monitor, &monitors, struct monitor, entry )
{
if (!(monitor->dev.state_flags & DISPLAY_DEVICE_ACTIVE))
continue;
count++;
}
unlock_display_devices();
*num_path_info = count;
*num_mode_info = count * 2;
TRACE( "returning %u paths %u modes\n", *num_path_info, *num_mode_info );
return ERROR_SUCCESS;
}

2
dlls/win32u/win32u.spec
View File

@ -921,7 +921,7 @@
@ stub NtUserGetDesktopID
@ stub NtUserGetDisplayAutoRotationPreferences
@ stub NtUserGetDisplayAutoRotationPreferencesByProcessId
@ stub NtUserGetDisplayConfigBufferSizes
@ stdcall NtUserGetDisplayConfigBufferSizes(long ptr ptr)
@ stub NtUserGetDoubleClickTime
@ stub NtUserGetDpiForCurrentProcess
@ stub NtUserGetDpiForMonitor

4
dlls/win32u/win32u_private.h
View File

@ -196,6 +196,8 @@ struct unix_funcs
BOOL (WINAPI *pNtGdiWidenPath)( HDC hdc );
HKL (WINAPI *pNtUserActivateKeyboardLayout)( HKL layout, UINT flags );
INT (WINAPI *pNtUserCountClipboardFormats)(void);
LONG (WINAPI *pNtUserGetDisplayConfigBufferSizes)( UINT32 flags, UINT32 *num_path_info,
UINT32 *num_mode_info );
INT (WINAPI *pNtUserGetKeyNameText)( LONG lparam, WCHAR *buffer, INT size );
UINT (WINAPI *pNtUserGetKeyboardLayoutList)( INT size, HKL *layouts );
INT (WINAPI *pNtUserGetPriorityClipboardFormat)( UINT *list, INT count );
@ -240,6 +242,8 @@ extern void winstation_init(void) DECLSPEC_HIDDEN;
extern HKEY reg_open_hkcu_key( const char *name ) DECLSPEC_HIDDEN;
extern HKEY reg_open_key( HKEY root, const WCHAR *name, ULONG name_len ) DECLSPEC_HIDDEN;
extern ULONG query_reg_value( HKEY hkey, const WCHAR *name,
KEY_VALUE_PARTIAL_INFORMATION *info, ULONG size ) DECLSPEC_HIDDEN;
extern ULONG query_reg_ascii_value( HKEY hkey, const char *name,
KEY_VALUE_PARTIAL_INFORMATION *info, ULONG size ) DECLSPEC_HIDDEN;

6
dlls/win32u/wrappers.c
View File

@ -606,6 +606,12 @@ INT WINAPI NtUserCountClipboardFormats(void)
return unix_funcs->pNtUserCountClipboardFormats();
}
LONG WINAPI NtUserGetDisplayConfigBufferSizes( UINT32 flags, UINT32 *num_path_info,
UINT32 *num_mode_info )
{
return unix_funcs->pNtUserGetDisplayConfigBufferSizes( flags, num_path_info, num_mode_info );
}
UINT WINAPI NtUserGetKeyboardLayoutList( INT size, HKL *layouts )
{
return unix_funcs->pNtUserGetKeyboardLayoutList( size, layouts );

2
include/ntuser.h
View File

@ -68,6 +68,8 @@ INT WINAPI NtUserGetClipboardFormatName( UINT format, WCHAR *buffer, INT max
HWND WINAPI NtUserGetClipboardOwner(void);
DWORD WINAPI NtUserGetClipboardSequenceNumber(void);
HWND WINAPI NtUserGetClipboardViewer(void);
LONG WINAPI NtUserGetDisplayConfigBufferSizes( UINT32 flags, UINT32 *num_path_info,
UINT32 *num_mode_info );
INT WINAPI NtUserGetKeyNameText( LONG lparam, WCHAR *buffer, INT size );
SHORT WINAPI NtUserGetKeyState( INT vkey );
HKL WINAPI NtUserGetKeyboardLayout( DWORD thread_id );