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57b4ee04ca
Prevents link errors resolving the extern "options" when platform.o gets linked into ssh-agent when building --with-pam.
44 lines
1.5 KiB
C
44 lines
1.5 KiB
C
/*
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* Copyright (c) 2016 Darren Tucker. All rights reserved.
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include "includes.h"
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#include <sys/types.h>
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#if defined(HAVE_SYS_PRCTL_H)
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#include <sys/prctl.h> /* For prctl() and PR_SET_DUMPABLE */
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#endif
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#ifdef HAVE_PRIV_H
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#include <priv.h> /* For setpflags() and __PROC_PROTECT */
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#endif
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#include <stdarg.h>
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#include "log.h"
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void
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platform_disable_tracing(int strict)
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{
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#if defined(HAVE_PRCTL) && defined(PR_SET_DUMPABLE)
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/* Disable ptrace on Linux without sgid bit */
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if (prctl(PR_SET_DUMPABLE, 0) != 0 && strict)
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fatal("unable to make the process undumpable");
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#endif
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#if defined(HAVE_SETPFLAGS) && defined(__PROC_PROTECT)
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/* On Solaris, we should make this process untraceable */
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if (setpflags(__PROC_PROTECT, 1) != 0 && strict)
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fatal("unable to make the process untraceable");
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#endif
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}
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