| /* |
| * Server-side device management |
| * |
| * Copyright (C) 1999 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
| */ |
| |
| /* |
| * FIXME: |
| * all this stuff is a simple hack to avoid breaking |
| * client-side device support. |
| */ |
| |
| #include <assert.h> |
| #include <fcntl.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| |
| #include "winbase.h" |
| |
| #include "handle.h" |
| #include "thread.h" |
| #include "request.h" |
| |
| struct device |
| { |
| struct object obj; /* object header */ |
| int id; /* client identifier */ |
| }; |
| |
| static void device_dump( struct object *obj, int verbose ); |
| |
| static const struct object_ops device_ops = |
| { |
| sizeof(struct device), /* size */ |
| device_dump, /* dump */ |
| no_add_queue, /* add_queue */ |
| NULL, /* remove_queue */ |
| NULL, /* signaled */ |
| NULL, /* satisfied */ |
| no_get_fd, /* get_fd */ |
| no_destroy /* destroy */ |
| }; |
| |
| static struct device *create_device( int id ) |
| { |
| struct device *dev; |
| if ((dev = alloc_object( &device_ops ))) |
| { |
| dev->id = id; |
| } |
| return dev; |
| } |
| |
| static void device_dump( struct object *obj, int verbose ) |
| { |
| struct device *dev = (struct device *)obj; |
| assert( obj->ops == &device_ops ); |
| fprintf( stderr, "Device id=%08x\n", dev->id ); |
| } |
| |
| /* create a device */ |
| DECL_HANDLER(create_device) |
| { |
| struct device *dev; |
| |
| reply->handle = 0; |
| if ((dev = create_device( req->id ))) |
| { |
| reply->handle = alloc_handle( current->process, dev, req->access, req->inherit ); |
| release_object( dev ); |
| } |
| } |
| |
| |
| /* Retrieve the client private id for a device */ |
| DECL_HANDLER(get_device_id) |
| { |
| struct device *dev; |
| |
| if ((dev = (struct device *)get_handle_obj( current->process, req->handle, 0, &device_ops ))) |
| { |
| reply->id = dev->id; |
| release_object( dev ); |
| } |
| } |