prog_ops.h revision 1.1
11.1Spooka/* $NetBSD: prog_ops.h,v 1.1 2010/12/14 17:46:21 pooka Exp $ */ 21.1Spooka 31.1Spooka/* 41.1Spooka * Copyright (c) 2009 The NetBSD Foundation, Inc. 51.1Spooka * All rights reserved. 61.1Spooka * 71.1Spooka * Redistribution and use in source and binary forms, with or without 81.1Spooka * modification, are permitted provided that the following conditions 91.1Spooka * are met: 101.1Spooka * 1. Redistributions of source code must retain the above copyright 111.1Spooka * notice, this list of conditions and the following disclaimer. 121.1Spooka * 2. Redistributions in binary form must reproduce the above copyright 131.1Spooka * notice, this list of conditions and the following disclaimer in the 141.1Spooka * documentation and/or other materials provided with the distribution. 151.1Spooka * 161.1Spooka * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 171.1Spooka * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 181.1Spooka * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 191.1Spooka * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 201.1Spooka * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 211.1Spooka * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 221.1Spooka * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 231.1Spooka * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 241.1Spooka * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 251.1Spooka * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 261.1Spooka * POSSIBILITY OF SUCH DAMAGE. 271.1Spooka */ 281.1Spooka 291.1Spooka#ifndef _PROG_OPS_H_ 301.1Spooka#define _PROG_OPS_H_ 311.1Spooka 321.1Spooka#include <sys/types.h> 331.1Spooka 341.1Spooka#include <fcntl.h> 351.1Spooka 361.1Spooka#ifndef CRUNCHOPS 371.1Spookastruct prog_ops { 381.1Spooka int (*op_init)(void); 391.1Spooka int (*op_open)(const char *, int, ...); 401.1Spooka int (*op_ioctl)(int, unsigned long, ...); 411.1Spooka int (*op_close)(int); 421.1Spooka ssize_t (*op_pread)(int, void *, size_t, off_t); 431.1Spooka}; 441.1Spookaextern const struct prog_ops prog_ops; 451.1Spooka 461.1Spooka#define prog_init prog_ops.op_init 471.1Spooka#define prog_open prog_ops.op_open 481.1Spooka#define prog_ioctl prog_ops.op_ioctl 491.1Spooka#define prog_close prog_ops.op_close 501.1Spooka#define prog_pread prog_ops.op_pread 511.1Spooka#else 521.1Spooka#define prog_init ((int (*)(void))NULL) 531.1Spooka#define prog_open open 541.1Spooka#define prog_ioctl ioctl 551.1Spooka#define prog_close close 561.1Spooka#define prog_pread pread 571.1Spooka#endif 581.1Spooka 591.1Spooka#endif /* _PROG_OPS_H_ */ 60