62 lines
2.1 KiB
C
62 lines
2.1 KiB
C
/* $NetBSD: prog_ops.h,v 1.3 2010/12/13 21:48:01 pooka Exp $ */
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/*
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* Copyright (c) 2010 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _PROG_OPS_H_
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#define _PROG_OPS_H_
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#include <sys/types.h>
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/* ifconfig is compiled outside of src/sbin/ifconfig too */
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#ifndef CRUNCHOPS
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struct prog_ops {
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int (*op_init)(void);
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int (*op_socket)(int, int, int);
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int (*op_ioctl)(int, unsigned long, ...);
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ssize_t (*op_read)(int, void *, size_t);
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int (*op_close)(int);
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};
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extern const struct prog_ops prog_ops;
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#define prog_init prog_ops.op_init
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#define prog_socket prog_ops.op_socket
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#define prog_ioctl prog_ops.op_ioctl
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#define prog_read prog_ops.op_read
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#define prog_close prog_ops.op_close
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#else
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#define prog_init ((int (*)(void))NULL)
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#define prog_socket socket
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#define prog_ioctl ioctl
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#define prog_read read
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#define prog_close close
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#endif
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#endif /* _PROG_OPS_H_ */
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