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Annotation of kernel/bsd/sys/ev.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1999 Apple Computer, Inc. All rights reserved.
                      3:  *
                      4:  * @APPLE_LICENSE_HEADER_START@
                      5:  * 
                      6:  * Portions Copyright (c) 1999 Apple Computer, Inc.  All Rights
                      7:  * Reserved.  This file contains Original Code and/or Modifications of
                      8:  * Original Code as defined in and that are subject to the Apple Public
                      9:  * Source License Version 1.1 (the "License").  You may not use this file
                     10:  * except in compliance with the License.  Please obtain a copy of the
                     11:  * License at http://www.apple.com/publicsource and read it before using
                     12:  * this file.
                     13:  * 
                     14:  * The Original Code and all software distributed under the License are
                     15:  * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
                     16:  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
                     17:  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
                     18:  * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
                     19:  * License for the specific language governing rights and limitations
                     20:  * under the License.
                     21:  * 
                     22:  * @APPLE_LICENSE_HEADER_END@
                     23:  */
                     24: 
                     25: /* Copyright (c) 1998 Apple Computer, Inc. All rights reserved */
                     26: 
                     27: #ifndef _SYS_EV_H_
                     28: #define _SYS_EV_H_
                     29: 
                     30: #include <sys/queue.h>
                     31: 
                     32: struct eventreq {
                     33:   int      er_type;
                     34: #define EV_FD 1    // file descriptor
                     35:   int      er_handle;
                     36:   void    *er_data;
                     37:   int      er_rcnt;
                     38:   int      er_wcnt;
                     39:   int      er_ecnt;
                     40:   int      er_eventbits;
                     41: #define EV_RE  1
                     42: #define EV_WR  2
                     43: #define EV_EX  4
                     44: #define EV_RM  8
                     45: #define EV_MASK 0xf
                     46: };
                     47: 
                     48: typedef struct eventreq *er_t;
                     49: 
                     50: #define EV_RBYTES 0x100
                     51: #define EV_WBYTES 0x200
                     52: #define EV_RWBYTES (EV_RBYTES|EV_WBYTES)
                     53: #define EV_RCLOSED 0x400
                     54: #define EV_RCONN   0x800
                     55: #define EV_WCLOSED 0x1000
                     56: #define EV_WCONN   0x2000
                     57: #define EV_OOB     0x4000
                     58: #define EV_FIN     0x8000
                     59: #define EV_RESET   0x10000
                     60: #define EV_DMASK   0xffffff00
                     61: 
                     62: #ifdef _KERNEL
                     63: 
                     64: struct eventqelt {
                     65:   TAILQ_ENTRY(eventqelt)  ee_slist;
                     66:   TAILQ_ENTRY(eventqelt)  ee_plist;
                     67:   struct eventreq  ee_req;
                     68:   struct proc *    ee_proc;
                     69:   u_int            ee_flags;
                     70: #define EV_QUEUED 1
                     71:   u_int            ee_eventmask;
                     72:   struct socket   *ee_sp;
                     73: };
                     74: 
                     75: #endif /* _KERNEL */
                     76: 
                     77: #endif /* _SYS_EV_H_ */

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