eventclass.h revision 290001 
1/*
2 * Copyright (C) 2004, 2005, 2007  Internet Systems Consortium, Inc. ("ISC")
3 * Copyright (C) 1998-2001  Internet Software Consortium.
4 *
5 * Permission to use, copy, modify, and/or distribute this software for any
6 * purpose with or without fee is hereby granted, provided that the above
7 * copyright notice and this permission notice appear in all copies.
8 *
9 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH
10 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
11 * AND FITNESS.  IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT,
12 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
13 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE
14 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
15 * PERFORMANCE OF THIS SOFTWARE.
16 */
17
18/* $Id: eventclass.h,v 1.18 2007/06/19 23:47:18 tbox Exp $ */
19
20#ifndef ISC_EVENTCLASS_H
21#define ISC_EVENTCLASS_H 1
22
23/*! \file isc/eventclass.h
24 ***** Registry of Predefined Event Type Classes
25 *****/
26
27/*%
28 * An event class is an unsigned 16 bit number.  Each class may contain up
29 * to 65536 events.  An event type is formed by adding the event number
30 * within the class to the class number.
31 *
32 */
33
34#define ISC_EVENTCLASS(eclass)		((eclass) << 16)
35
36/*@{*/
37/*!
38 * Classes < 1024 are reserved for ISC use.
39 * Event classes >= 1024 and <= 65535 are reserved for application use.
40 */
41
42#define	ISC_EVENTCLASS_TASK		ISC_EVENTCLASS(0)
43#define	ISC_EVENTCLASS_TIMER		ISC_EVENTCLASS(1)
44#define	ISC_EVENTCLASS_SOCKET		ISC_EVENTCLASS(2)
45#define	ISC_EVENTCLASS_FILE		ISC_EVENTCLASS(3)
46#define	ISC_EVENTCLASS_DNS		ISC_EVENTCLASS(4)
47#define	ISC_EVENTCLASS_APP		ISC_EVENTCLASS(5)
48#define	ISC_EVENTCLASS_OMAPI		ISC_EVENTCLASS(6)
49#define	ISC_EVENTCLASS_RATELIMITER	ISC_EVENTCLASS(7)
50#define	ISC_EVENTCLASS_ISCCC		ISC_EVENTCLASS(8)
51/*@}*/
52
53#endif /* ISC_EVENTCLASS_H */
54