forked from Telodendria/Telodendria
60 lines
2.3 KiB
C
60 lines
2.3 KiB
C
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/*
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* Copyright (C) 2022 Jordan Bancino <@jordan:bancino.net>
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation files
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* (the "Software"), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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/*
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* NonPosix.h: A collection of functions that I know certain operating
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* systems have, but they aren't specified in POSIX. I'd like to keep
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* this header really small if at all possible.
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*/
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#ifndef TELODENDRIA_NONPOSIX_H
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#define TELODENDRIA_NONPOSIX_H
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/*
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* Pretty much all Unix-like systems have a chroot() function. In fact,
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* chroot() used to be POSIX, so any operating system claiming to be
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* POSIX-like had to have a chroot(). But unfortunately chroot() is not
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* in the standard anymore. Luckily, I don't know of a single operating
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* system to get rid of chroot(). So we should be able to safely depend
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* on a chroot() syscall being available.
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*/
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extern int chroot(const char *);
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/*
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* Telodendria is primarily developed on OpenBSD; as such, you can
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* expect that it will use some OpenBSD-specific features if OpenBSD
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* is the target platform.
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*
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* It is my goal though, to make these functions entirely optional.
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* I've wrapped them in a preprocessor guard, and anywhere they're used
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* should also be wrapped in the same guard. So if the target platform
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* is not OpenBSD, then these aren't used at all.
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*/
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#ifdef __OpenBSD__
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extern int pledge(const char *, const char *);
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extern int unveil(const char *, const char *);
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#endif
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#endif
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