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60 lines
2.2 KiB
C
60 lines
2.2 KiB
C
/* $NetBSD: moduleparam.h,v 1.5 2015/02/25 14:00:52 riastradh Exp $ */
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/*-
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* Copyright (c) 2013 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Taylor R. Campbell.
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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 _LINUX_MODULEPARAM_H_
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#define _LINUX_MODULEPARAM_H_
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#include <sys/types.h>
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struct linux_module_param_info {
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const char *dname; // Name used for description
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const char *name; // Name for sysctl
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void *ptr; // Pointer to variable value
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int type; // MTYPE_
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mode_t mode; // 600 (rw) or 400 (r)
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};
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#define MTYPE_int 0
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#define MTYPE_bool 1
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#define MTYPE_charp 2
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#define module_param_named(NAME, VAR, TYPE, MODE) \
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static __attribute__((__used__)) struct linux_module_param_info info_ ## NAME = { \
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.dname = # NAME, \
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.name = # VAR, \
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.ptr = & VAR, \
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.type = MTYPE_ ## TYPE, \
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.mode = MODE, \
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}; \
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__link_set_add_data(linux_module_param_info, info_ ## NAME)
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#endif /* _LINUX_MODULEPARAM_H_ */
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