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win32u: Move NtUserCreateWindowStation implementation from user32. 

Signed-off-by: Jacek Caban <jacek@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Jacek Caban 2021-10-14 15:20:42 +02:00 committed by Alexandre Julliard
parent 3adee2ce3a
commit 1d30bac773
8 changed files with 128 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

37
dlls/user32/winstation.c
View File

@ -125,33 +125,18 @@ HWINSTA WINAPI CreateWindowStationA( LPCSTR name, DWORD flags, ACCESS_MASK acces
HWINSTA WINAPI CreateWindowStationW( LPCWSTR name, DWORD flags, ACCESS_MASK access,
LPSECURITY_ATTRIBUTES sa )
{
HANDLE ret;
DWORD len = name ? lstrlenW(name) : 0;
OBJECT_ATTRIBUTES attr;
UNICODE_STRING str;
if (len >= MAX_PATH)
{
SetLastError( ERROR_FILENAME_EXCED_RANGE );
return 0;
}
if (!len)
{
name = get_winstation_default_name();
len = lstrlenW( name );
}
SERVER_START_REQ( create_winstation )
{
req->flags = 0;
req->access = access;
req->attributes = OBJ_CASE_INSENSITIVE |
((flags & CWF_CREATE_ONLY) ? 0 : OBJ_OPENIF) |
((sa && sa->bInheritHandle) ? OBJ_INHERIT : 0);
req->rootdir = wine_server_obj_handle( get_winstations_dir_handle() );
wine_server_add_data( req, name, len * sizeof(WCHAR) );
wine_server_call_err( req );
ret = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
return ret;
RtlInitUnicodeString( &str, name );
if (!str.Length) RtlInitUnicodeString( &str, get_winstation_default_name() );
InitializeObjectAttributes( &attr, &str, OBJ_CASE_INSENSITIVE,
get_winstations_dir_handle(), sa );
if (!(flags & CWF_CREATE_ONLY)) attr.Attributes |= OBJ_OPENIF;
if (sa && sa->bInheritHandle) attr.Attributes |= OBJ_INHERIT;
return NtUserCreateWindowStation( &attr, access, 0, 0, 0, 0, 0 );
}

1
dlls/win32u/syscall.c
View File

@ -96,6 +96,7 @@ static void * const syscalls[] =
NtGdiTransformPoints,
NtUserCloseDesktop,
NtUserCloseWindowStation,
NtUserCreateWindowStation,
NtUserGetObjectInformation,
NtUserGetProcessWindowStation,
NtUserGetThreadDesktop,

2
dlls/win32u/win32u.spec
View File

@ -816,7 +816,7 @@
@ stub NtUserCreatePalmRejectionDelayZone
@ stub NtUserCreateWindowEx
@ stub NtUserCreateWindowGroup
@ stub NtUserCreateWindowStation
@ stdcall -syscall NtUserCreateWindowStation(ptr long long long long long long)
@ stub NtUserCtxDisplayIOCtl
@ stub NtUserDdeInitialize
@ stub NtUserDefSetText

28
dlls/win32u/winstation.c
View File

@ -33,6 +33,34 @@
WINE_DEFAULT_DEBUG_CHANNEL(winstation);
/***********************************************************************
* NtUserCreateWindowStation (win32u.@)
*/
HWINSTA WINAPI NtUserCreateWindowStation( OBJECT_ATTRIBUTES *attr, ACCESS_MASK access, ULONG arg3,
ULONG arg4, ULONG arg5, ULONG arg6, ULONG arg7 )
{
HANDLE ret;
if (attr->ObjectName->Length >= MAX_PATH * sizeof(WCHAR))
{
SetLastError( ERROR_FILENAME_EXCED_RANGE );
return 0;
}
SERVER_START_REQ( create_winstation )
{
req->flags = 0;
req->access = access;
req->attributes = attr->Attributes;
req->rootdir = wine_server_obj_handle( attr->RootDirectory );
wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length );
wine_server_call_err( req );
ret = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
return ret;
}
/***********************************************************************
* NtUserCloseWindowStation (win32u.@)
*/

1
dlls/wow64win/syscall.h
View File

@ -83,6 +83,7 @@
SYSCALL_ENTRY( NtGdiTransformPoints ) \
SYSCALL_ENTRY( NtUserCloseDesktop ) \
SYSCALL_ENTRY( NtUserCloseWindowStation ) \
SYSCALL_ENTRY( NtUserCreateWindowStation ) \
SYSCALL_ENTRY( NtUserGetProcessWindowStation ) \
SYSCALL_ENTRY( NtUserGetThreadDesktop ) \
SYSCALL_ENTRY( NtUserOpenInputDesktop ) \

17
dlls/wow64win/user.c
View File

@ -27,6 +27,23 @@
#include "ntuser.h"
#include "wow64win_private.h"
NTSTATUS WINAPI wow64_NtUserCreateWindowStation( UINT *args )
{
OBJECT_ATTRIBUTES32 *attr32 = get_ptr( &args );
ACCESS_MASK access = get_ulong( &args );
ULONG arg3 = get_ulong( &args );
ULONG arg4 = get_ulong( &args );
ULONG arg5 = get_ulong( &args );
ULONG arg6 = get_ulong( &args );
ULONG arg7 = get_ulong( &args );
struct object_attr64 attr;
return HandleToUlong( NtUserCreateWindowStation( objattr_32to64( &attr, attr32 ), access,
arg3, arg4, arg5, arg6, arg7 ));
}
NTSTATUS WINAPI wow64_NtUserCloseWindowStation( UINT *args )
{
HWINSTA handle = get_handle( &args );

67
dlls/wow64win/wow64win_private.h
View File

@ -27,6 +27,23 @@
ALL_WIN32_SYSCALLS
#undef SYSCALL_ENTRY
struct object_attr64
{
OBJECT_ATTRIBUTES attr;
UNICODE_STRING str;
SECURITY_DESCRIPTOR sd;
};
typedef struct
{
ULONG Length;
ULONG RootDirectory;
ULONG ObjectName;
ULONG Attributes;
ULONG SecurityDescriptor;
ULONG SecurityQualityOfService;
} OBJECT_ATTRIBUTES32;
static inline ULONG get_ulong( UINT **args ) { return *(*args)++; }
static inline HANDLE get_handle( UINT **args ) { return LongToHandle( *(*args)++ ); }
static inline void *get_ptr( UINT **args ) { return ULongToPtr( *(*args)++ ); }
@ -55,4 +72,54 @@ static inline void put_size( ULONG *size32, SIZE_T size )
if (size32) *size32 = min( size, MAXDWORD );
}
static inline UNICODE_STRING *unicode_str_32to64( UNICODE_STRING *str, const UNICODE_STRING32 *str32 )
{
if (!str32) return NULL;
str->Length = str32->Length;
str->MaximumLength = str32->MaximumLength;
str->Buffer = ULongToPtr( str32->Buffer );
return str;
}
static inline SECURITY_DESCRIPTOR *secdesc_32to64( SECURITY_DESCRIPTOR *out, const SECURITY_DESCRIPTOR *in )
{
/* relative descr has the same layout for 32 and 64 */
const SECURITY_DESCRIPTOR_RELATIVE *sd = (const SECURITY_DESCRIPTOR_RELATIVE *)in;
if (!in) return NULL;
out->Revision = sd->Revision;
out->Sbz1 = sd->Sbz1;
out->Control = sd->Control & ~SE_SELF_RELATIVE;
if (sd->Control & SE_SELF_RELATIVE)
{
if (sd->Owner) out->Owner = (PSID)((BYTE *)sd + sd->Owner);
if (sd->Group) out->Group = (PSID)((BYTE *)sd + sd->Group);
if ((sd->Control & SE_SACL_PRESENT) && sd->Sacl) out->Sacl = (PSID)((BYTE *)sd + sd->Sacl);
if ((sd->Control & SE_DACL_PRESENT) && sd->Dacl) out->Dacl = (PSID)((BYTE *)sd + sd->Dacl);
}
else
{
out->Owner = ULongToPtr( sd->Owner );
out->Group = ULongToPtr( sd->Group );
if (sd->Control & SE_SACL_PRESENT) out->Sacl = ULongToPtr( sd->Sacl );
if (sd->Control & SE_DACL_PRESENT) out->Dacl = ULongToPtr( sd->Dacl );
}
return out;
}
static inline OBJECT_ATTRIBUTES *objattr_32to64( struct object_attr64 *out, const OBJECT_ATTRIBUTES32 *in )
{
memset( out, 0, sizeof(*out) );
if (!in) return NULL;
if (in->Length != sizeof(*in)) return &out->attr;
out->attr.Length = sizeof(out->attr);
out->attr.RootDirectory = LongToHandle( in->RootDirectory );
out->attr.Attributes = in->Attributes;
out->attr.ObjectName = unicode_str_32to64( &out->str, ULongToPtr( in->ObjectName ));
out->attr.SecurityQualityOfService = ULongToPtr( in->SecurityQualityOfService );
out->attr.SecurityDescriptor = secdesc_32to64( &out->sd, ULongToPtr( in->SecurityDescriptor ));
return &out->attr;
}
#endif /* __WOW64WIN_PRIVATE_H */

2
include/ntuser.h
View File

@ -24,6 +24,8 @@
BOOL WINAPI NtUserCloseDesktop( HDESK handle );
BOOL WINAPI NtUserCloseWindowStation( HWINSTA handle );
HWINSTA WINAPI NtUserCreateWindowStation( OBJECT_ATTRIBUTES *attr, ACCESS_MASK mask, ULONG arg3,
ULONG arg4, ULONG arg5, ULONG arg6, ULONG arg7 );
BOOL WINAPI NtUserGetObjectInformation( HANDLE handle, INT index, void *info,
DWORD len, DWORD *needed );
HWINSTA WINAPI NtUserGetProcessWindowStation(void);