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60 lines
2.1 KiB
C
60 lines
2.1 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2002 Maxime Henrion <mux@FreeBSD.org>
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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 AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _SYS_KENV_H_
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#define _SYS_KENV_H_
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/*
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* Constants for the kenv(2) syscall
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*/
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#define KENV_GET 0
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#define KENV_SET 1
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#define KENV_UNSET 2
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#define KENV_DUMP 3
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#define KENV_DUMP_LOADER 4
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#define KENV_DUMP_STATIC 5
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#define KENV_MNAMELEN 128 /* Maximum name length (for the syscall) */
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#define KENV_MVALLEN 128 /* Maximum value length (for the syscall) */
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#ifdef _KERNEL
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/*
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* Most of these variables should be const.
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*/
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extern bool dynamic_kenv;
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extern struct mtx kenv_lock;
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extern char *kern_envp;
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extern char *md_envp;
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extern char static_env[];
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extern char static_hints[]; /* by config for now */
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extern char **kenvp;
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#endif /* _KERNEL */
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#endif /* !_SYS_KENV_H_ */
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