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ntdll: Add a helper function to open a file object. 

Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Alexandre Julliard 2021-07-08 16:49:10 +02:00
parent 92a66c08ba
commit f690266c11
1 changed files with 24 additions and 14 deletions
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36
dlls/ntdll/unix/file.c
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@ -1844,6 +1844,27 @@ static NTSTATUS server_get_file_info( HANDLE handle, IO_STATUS_BLOCK *io, void *
}
static NTSTATUS server_open_file_object( HANDLE *handle, ACCESS_MASK access, OBJECT_ATTRIBUTES *attr,
ULONG sharing, ULONG options )
{
NTSTATUS status;
SERVER_START_REQ( open_file_object )
{
req->access = access;
req->attributes = attr->Attributes;
req->rootdir = wine_server_obj_handle( attr->RootDirectory );
req->sharing = sharing;
req->options = options;
wine_server_add_data( req, attr->ObjectName->Buffer, attr->ObjectName->Length );
status = wine_server_call( req );
*handle = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
return status;
}
/* retrieve device/inode number for all the drives */
static unsigned int get_drives_info( struct file_identity info[MAX_DOS_DRIVES] )
{
@ -1970,7 +1991,7 @@ static NTSTATUS get_mountmgr_fs_info( HANDLE handle, int fd, struct mountmgr_uni
init_unicode_string( &string, MOUNTMGR_DEVICE_NAME );
InitializeObjectAttributes( &attr, &string, 0, NULL, NULL );
status = NtOpenFile( &mountmgr, GENERIC_READ | SYNCHRONIZE, &attr, &io,
status = server_open_file_object( &mountmgr, GENERIC_READ | SYNCHRONIZE, &attr,
FILE_SHARE_READ | FILE_SHARE_WRITE, FILE_SYNCHRONOUS_IO_NONALERT );
if (status) return status;
@ -3747,18 +3768,7 @@ NTSTATUS WINAPI NtCreateFile( HANDLE *handle, ACCESS_MASK access, OBJECT_ATTRIBU
if (io->u.Status == STATUS_BAD_DEVICE_TYPE)
{
SERVER_START_REQ( open_file_object )
{
req->access = access;
req->attributes = attr->Attributes;
req->rootdir = wine_server_obj_handle( attr->RootDirectory );
req->sharing = sharing;
req->options = options;
wine_server_add_data( req, new_attr.ObjectName->Buffer, new_attr.ObjectName->Length );
io->u.Status = wine_server_call( req );
*handle = wine_server_ptr_handle( reply->handle );
}
SERVER_END_REQ;
io->u.Status = server_open_file_object( handle, access, &new_attr, sharing, options );
if (io->u.Status == STATUS_SUCCESS) io->Information = FILE_OPENED;
free( nt_name.Buffer );
return io->u.Status;