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/*-
* SPDX-License-Identifier: BSD-2-Clause-FreeBSD
*
* Copyright (c) 2013 Hudson River Trading LLC
* Copyright (c) 2014, 2016 The FreeBSD Foundation
* Written by: John H. Baldwin <jhb@FreeBSD.org>
* All rights reserved.
*
* Portions of this software were developed by Konstantin Belousov
* under sponsorship from the FreeBSD Foundation.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $FreeBSD$
*/
#ifndef _SYS_PROCCTL_H_
#define _SYS_PROCCTL_H_
#ifndef _KERNEL
#include <sys/types.h>
#include <sys/wait.h>
#endif
/* MD PROCCTL verbs start at 0x10000000 */
#define PROC_PROCCTL_MD_MIN 0x10000000
#include <machine/procctl.h>
#define PROC_SPROTECT 1 /* set protected state */
#define PROC_REAP_ACQUIRE 2 /* reaping enable */
#define PROC_REAP_RELEASE 3 /* reaping disable */
#define PROC_REAP_STATUS 4 /* reaping status */
#define PROC_REAP_GETPIDS 5 /* get descendants */
#define PROC_REAP_KILL 6 /* kill descendants */
#define PROC_TRACE_CTL 7 /* en/dis ptrace and coredumps */
#define PROC_TRACE_STATUS 8 /* query tracing status */
#define PROC_TRAPCAP_CTL 9 /* trap capability errors */
#define PROC_TRAPCAP_STATUS 10 /* query trap capability status */
#define PROC_PDEATHSIG_CTL 11 /* set parent death signal */
#define PROC_PDEATHSIG_STATUS 12 /* get parent death signal */
#define PROC_ASLR_CTL 13 /* en/dis ASLR */
#define PROC_ASLR_STATUS 14 /* query ASLR status */
#define PROC_PROTMAX_CTL 15 /* en/dis implicit PROT_MAX */
#define PROC_PROTMAX_STATUS 16 /* query implicit PROT_MAX status */
#define PROC_STACKGAP_CTL 17 /* en/dis stack gap on MAP_STACK */
#define PROC_STACKGAP_STATUS 18 /* query stack gap */
/* Operations for PROC_SPROTECT (passed in integer arg). */
#define PPROT_OP(x) ((x) & 0xf)
#define PPROT_SET 1
#define PPROT_CLEAR 2
/* Flags for PROC_SPROTECT (ORed in with operation). */
#define PPROT_FLAGS(x) ((x) & ~0xf)
#define PPROT_DESCEND 0x10
#define PPROT_INHERIT 0x20
/* Result of PREAP_STATUS (returned by value). */
struct procctl_reaper_status {
u_int rs_flags;
u_int rs_children;
u_int rs_descendants;
pid_t rs_reaper;
pid_t rs_pid;
u_int rs_pad0[15];
};
/* struct procctl_reaper_status rs_flags */
#define REAPER_STATUS_OWNED 0x00000001
#define REAPER_STATUS_REALINIT 0x00000002
struct procctl_reaper_pidinfo {
pid_t pi_pid;
pid_t pi_subtree;
u_int pi_flags;
u_int pi_pad0[15];
};
#define REAPER_PIDINFO_VALID 0x00000001
#define REAPER_PIDINFO_CHILD 0x00000002
#define REAPER_PIDINFO_REAPER 0x00000004
struct procctl_reaper_pids {
u_int rp_count;
u_int rp_pad0[15];
struct procctl_reaper_pidinfo *rp_pids;
};
struct procctl_reaper_kill {
int rk_sig; /* in - signal to send */
u_int rk_flags; /* in - REAPER_KILL flags */
pid_t rk_subtree; /* in - subtree, if REAPER_KILL_SUBTREE */
u_int rk_killed; /* out - count of processes successfully
killed */
pid_t rk_fpid; /* out - first failed pid for which error
is returned */
u_int rk_pad0[15];
};
#define REAPER_KILL_CHILDREN 0x00000001
#define REAPER_KILL_SUBTREE 0x00000002
#define PROC_TRACE_CTL_ENABLE 1
#define PROC_TRACE_CTL_DISABLE 2
#define PROC_TRACE_CTL_DISABLE_EXEC 3
#define PROC_TRAPCAP_CTL_ENABLE 1
#define PROC_TRAPCAP_CTL_DISABLE 2
#define PROC_ASLR_FORCE_ENABLE 1
#define PROC_ASLR_FORCE_DISABLE 2
#define PROC_ASLR_NOFORCE 3
#define PROC_ASLR_ACTIVE 0x80000000
#define PROC_PROTMAX_FORCE_ENABLE 1
#define PROC_PROTMAX_FORCE_DISABLE 2
#define PROC_PROTMAX_NOFORCE 3
#define PROC_PROTMAX_ACTIVE 0x80000000
#define PROC_STACKGAP_ENABLE 0x0001
#define PROC_STACKGAP_DISABLE 0x0002
#define PROC_STACKGAP_ENABLE_EXEC 0x0004
#define PROC_STACKGAP_DISABLE_EXEC 0x0008
#ifndef _KERNEL
__BEGIN_DECLS
int procctl(idtype_t, id_t, int, void *);
__END_DECLS
#endif
#endif /* !_SYS_PROCCTL_H_ */
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