80 lines
1.8 KiB
C
80 lines
1.8 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 "winerror.h"
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#include "winbase.h"
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#include "server/thread.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_reply *reply );
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static void device_destroy( struct object *obj );
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static const struct object_ops device_ops =
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{
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device_dump,
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no_add_queue,
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NULL, /* should never get called */
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NULL, /* should never get called */
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NULL, /* should never get called */
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no_read_fd,
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no_write_fd,
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no_flush,
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device_get_info,
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device_destroy
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};
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struct object *create_device( int id )
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{
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struct device *dev;
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if (!(dev = mem_alloc(sizeof(*dev)))) return NULL;
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init_object( &dev->obj, &device_ops, NULL );
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dev->id = id;
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return &dev->obj;
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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_reply *reply )
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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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memset( reply, 0, sizeof(*reply) );
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reply->type = FILE_TYPE_UNKNOWN;
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reply->attr = dev->id; /* hack! */
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return 1;
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}
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static void device_destroy( struct object *obj )
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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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free( dev );
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}
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