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95 lines
2.3 KiB
C
95 lines
2.3 KiB
C
/*
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* Server-side device management
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*
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* Copyright (C) 1999 Alexandre Julliard
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*/
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/*
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* FIXME:
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* all this stuff is a simple hack to avoid breaking
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* client-side device support.
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*/
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#include <assert.h>
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#include <fcntl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include "winbase.h"
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#include "handle.h"
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#include "thread.h"
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#include "request.h"
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struct device
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{
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struct object obj; /* object header */
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int id; /* client identifier */
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};
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static void device_dump( struct object *obj, int verbose );
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static int device_get_info( struct object *obj, struct get_file_info_request *req );
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static const struct object_ops device_ops =
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{
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sizeof(struct device), /* size */
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device_dump, /* dump */
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no_add_queue, /* add_queue */
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NULL, /* remove_queue */
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NULL, /* signaled */
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NULL, /* satisfied */
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NULL, /* get_poll_events */
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NULL, /* poll_event */
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no_get_fd, /* get_fd */
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no_flush, /* flush */
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device_get_info, /* get_file_info */
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no_destroy /* destroy */
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};
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static struct device *create_device( int id )
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{
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struct device *dev;
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if ((dev = alloc_object( &device_ops, -1 )))
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{
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dev->id = id;
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}
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return dev;
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}
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static void device_dump( struct object *obj, int verbose )
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{
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struct device *dev = (struct device *)obj;
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assert( obj->ops == &device_ops );
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fprintf( stderr, "Device id=%08x\n", dev->id );
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}
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static int device_get_info( struct object *obj, struct get_file_info_request *req )
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{
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struct device *dev = (struct device *)obj;
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assert( obj->ops == &device_ops );
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req->type = FILE_TYPE_UNKNOWN;
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req->attr = dev->id; /* hack! */
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req->access_time = 0;
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req->write_time = 0;
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req->size_high = 0;
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req->size_low = 0;
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req->links = 0;
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req->index_high = 0;
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req->index_low = 0;
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req->serial = 0;
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return 1;
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}
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/* create a device */
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DECL_HANDLER(create_device)
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{
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struct device *dev;
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req->handle = 0;
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if ((dev = create_device( req->id )))
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{
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req->handle = alloc_handle( current->process, dev, req->access, req->inherit );
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release_object( dev );
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}
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}
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