1 /* $NetBSD: prog_ops.h,v 1.2 2024/06/07 09:57:09 rin Exp $ */ 2 3 /* 4 * Copyright (c) 2010 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 26 * POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #ifndef _PROG_OPS_H_ 30 #define _PROG_OPS_H_ 31 32 #include <sys/types.h> 33 #include <sys/event.h> 34 #include <sys/time.h> 35 36 #ifndef CRUNCHOPS 37 38 struct prog_ops { 39 int (*op_init)(void); 40 41 int (*op_open)(const char *, int, ...); 42 int (*op_close)(int); 43 ssize_t (*op_read)(int, void *, size_t); 44 int (*op_fcntl)(int, int, ...); 45 int (*op_ioctl)(int, unsigned long, ...); 46 int (*op_kqueue)(void); 47 int (*op_kevent)(int, const struct kevent *, size_t, struct kevent *, 48 size_t, const struct timespec *); 49 }; 50 extern const struct prog_ops prog_ops; 51 52 #define prog_init prog_ops.op_init 53 #define prog_open prog_ops.op_open 54 #define prog_close prog_ops.op_close 55 #define prog_read prog_ops.op_read 56 #define prog_kevent prog_ops.op_kevent 57 #define prog_ioctl prog_ops.op_ioctl 58 #define prog_fcntl prog_ops.op_fcntl 59 #define prog_kqueue prog_ops.op_kqueue 60 61 #else 62 63 #define prog_init ((int (*)(void))NULL) 64 #define prog_open open 65 #define prog_close close 66 #define prog_read read 67 #define prog_kevent kevent 68 #define prog_ioctl ioctl 69 #define prog_fcntl fcntl 70 #define prog_kqueue kqueue 71 72 #endif /* CRUNCHOPS */ 73 74 #endif /* _PROG_OPS_H_ */ 75