1 /* $NetBSD: prog_ops.h,v 1.1 2015/08/03 09:51:40 ozaki-r Exp $ */ 2 3 /* 4 * Copyright (c) 2015 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 #ifndef CRUNCHOPS 35 /* XXX: Keep same order with netstat! */ 36 struct prog_ops { 37 int (*op_init)(void); 38 39 int (*op_sysctl)(const int *, u_int, void *, size_t *, 40 const void *, size_t); 41 int (*op_ioctl)(int, unsigned long, ...); 42 43 int (*op_socket)(int, int, int); 44 int (*op_open)(const char *, int, ...); 45 int (*op_close)(int); 46 pid_t (*op_getpid)(void); 47 48 ssize_t (*op_read)(int, void *, size_t); 49 ssize_t (*op_write)(int, const void *, size_t); 50 }; 51 extern const struct prog_ops prog_ops; 52 53 #define prog_init prog_ops.op_init 54 #define prog_socket prog_ops.op_socket 55 #define prog_open prog_ops.op_open 56 #define prog_close prog_ops.op_close 57 #define prog_getpid prog_ops.op_getpid 58 #define prog_read prog_ops.op_read 59 #define prog_write prog_ops.op_write 60 #define prog_sysctl prog_ops.op_sysctl 61 #define prog_ioctl prog_ops.op_ioctl 62 #else 63 #define prog_init ((int (*)(void))NULL) 64 #define prog_socket socket 65 #define prog_open open 66 #define prog_close close 67 #define prog_getpid getpid 68 #define prog_read read 69 #define prog_write write 70 #define prog_sysctl sysctl 71 #define prog_ioctl ioctl 72 #endif 73 74 #endif /* _PROG_OPS_H_ */ 75