ev.h   [plain text]


/*
 * Copyright (c) 2006 Apple Computer, Inc. All Rights Reserved.
 * 
 * @APPLE_LICENSE_OSREFERENCE_HEADER_START@
 * 
 * This file contains Original Code and/or Modifications of Original Code 
 * as defined in and that are subject to the Apple Public Source License 
 * Version 2.0 (the 'License'). You may not use this file except in 
 * compliance with the License.  The rights granted to you under the 
 * License may not be used to create, or enable the creation or 
 * redistribution of, unlawful or unlicensed copies of an Apple operating 
 * system, or to circumvent, violate, or enable the circumvention or 
 * violation of, any terms of an Apple operating system software license 
 * agreement.
 *
 * Please obtain a copy of the License at 
 * http://www.opensource.apple.com/apsl/ and read it before using this 
 * file.
 *
 * The Original Code and all software distributed under the License are 
 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER 
 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, 
 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, 
 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT. 
 * Please see the License for the specific language governing rights and 
 * limitations under the License.
 *
 * @APPLE_LICENSE_OSREFERENCE_HEADER_END@
 */
/* Copyright (c) 1998 Apple Computer, Inc. All rights reserved */

#ifndef _SYS_EV_H_
#define _SYS_EV_H_

#if !defined(__LP64__)

#include <sys/appleapiopts.h>

#include <sys/queue.h>
#include <sys/cdefs.h>

struct eventreq {
  int      er_type;
#define EV_FD 1    // file descriptor
  int      er_handle;
  void    *er_data;
  int      er_rcnt;
  int      er_wcnt;
  int      er_ecnt;
  int      er_eventbits;
#define EV_RE  1
#define EV_WR  2
#define EV_EX  4
#define EV_RM  8
#define EV_MASK 0xf
};

typedef struct eventreq *er_t;

#define EV_RBYTES 0x100
#define EV_WBYTES 0x200
#define EV_RWBYTES (EV_RBYTES|EV_WBYTES)
#define EV_RCLOSED 0x400
#define EV_RCONN   0x800
#define EV_WCLOSED 0x1000
#define EV_WCONN   0x2000
#define EV_OOB     0x4000
#define EV_FIN     0x8000
#define EV_RESET   0x10000
#define EV_TIMEOUT 0x20000
#define EV_DMASK   0xffffff00

#ifdef BSD_KERNEL_PRIVATE

struct eventqelt {
  TAILQ_ENTRY(eventqelt)  ee_slist;
  TAILQ_ENTRY(eventqelt)  ee_plist;
  struct eventreq  ee_req;
  struct proc *    ee_proc;
  u_int            ee_flags;
#define EV_QUEUED	0x01
  u_int            ee_eventmask;
};

int waitevent_close(struct proc *p, struct fileproc *);
#endif /* BSD_KERNEL_PRIVATE */

#endif /* !defined(__LP64__) */

#endif /* _SYS_EV_H_ */