1/* $NetBSD$ */ 2 3/* 4 * Copyright (c) 2009 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 34#include <fcntl.h> 35 36#ifndef CRUNCHOPS 37struct prog_ops { 38 int (*op_init)(void); 39 int (*op_open)(const char *, int, ...); 40 int (*op_ioctl)(int, unsigned long, ...); 41 int (*op_close)(int); 42 ssize_t (*op_pread)(int, void *, size_t, off_t); 43}; 44extern const struct prog_ops prog_ops; 45 46#define prog_init prog_ops.op_init 47#define prog_open prog_ops.op_open 48#define prog_ioctl prog_ops.op_ioctl 49#define prog_close prog_ops.op_close 50#define prog_pread prog_ops.op_pread 51#else 52#define prog_init ((int (*)(void))NULL) 53#define prog_open open 54#define prog_ioctl ioctl 55#define prog_close close 56#define prog_pread pread 57#endif 58 59#endif /* _PROG_OPS_H_ */ 60