1 /*- 2 * Copyright (c) 2013 Hudson River Trading LLC 3 * Copyright (c) 2014, 2016 The FreeBSD Foundation 4 * Written by: John H. Baldwin <jhb@FreeBSD.org> 5 * All rights reserved. 6 * 7 * Portions of this software were developed by Konstantin Belousov 8 * under sponsorship from the FreeBSD Foundation. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * $FreeBSD$ 32 */ 33 34 #ifndef _SYS_PROCCTL_H_ 35 #define _SYS_PROCCTL_H_ 36 37 #ifndef _KERNEL 38 #include <sys/types.h> 39 #include <sys/wait.h> 40 #endif 41 42 #define PROC_SPROTECT 1 /* set protected state */ 43 #define PROC_REAP_ACQUIRE 2 /* reaping enable */ 44 #define PROC_REAP_RELEASE 3 /* reaping disable */ 45 #define PROC_REAP_STATUS 4 /* reaping status */ 46 #define PROC_REAP_GETPIDS 5 /* get descendants */ 47 #define PROC_REAP_KILL 6 /* kill descendants */ 48 #define PROC_TRACE_CTL 7 /* en/dis ptrace and coredumps */ 49 #define PROC_TRACE_STATUS 8 /* query tracing status */ 50 #define PROC_TRAPCAP_CTL 9 /* trap capability errors */ 51 #define PROC_TRAPCAP_STATUS 10 /* query trap capability status */ 52 53 /* Operations for PROC_SPROTECT (passed in integer arg). */ 54 #define PPROT_OP(x) ((x) & 0xf) 55 #define PPROT_SET 1 56 #define PPROT_CLEAR 2 57 58 /* Flags for PROC_SPROTECT (ORed in with operation). */ 59 #define PPROT_FLAGS(x) ((x) & ~0xf) 60 #define PPROT_DESCEND 0x10 61 #define PPROT_INHERIT 0x20 62 63 /* Result of PREAP_STATUS (returned by value). */ 64 struct procctl_reaper_status { 65 u_int rs_flags; 66 u_int rs_children; 67 u_int rs_descendants; 68 pid_t rs_reaper; 69 pid_t rs_pid; 70 u_int rs_pad0[15]; 71 }; 72 73 /* struct procctl_reaper_status rs_flags */ 74 #define REAPER_STATUS_OWNED 0x00000001 75 #define REAPER_STATUS_REALINIT 0x00000002 76 77 struct procctl_reaper_pidinfo { 78 pid_t pi_pid; 79 pid_t pi_subtree; 80 u_int pi_flags; 81 u_int pi_pad0[15]; 82 }; 83 84 #define REAPER_PIDINFO_VALID 0x00000001 85 #define REAPER_PIDINFO_CHILD 0x00000002 86 87 struct procctl_reaper_pids { 88 u_int rp_count; 89 u_int rp_pad0[15]; 90 struct procctl_reaper_pidinfo *rp_pids; 91 }; 92 93 struct procctl_reaper_kill { 94 int rk_sig; /* in - signal to send */ 95 u_int rk_flags; /* in - REAPER_KILL flags */ 96 pid_t rk_subtree; /* in - subtree, if REAPER_KILL_SUBTREE */ 97 u_int rk_killed; /* out - count of processes successfully 98 killed */ 99 pid_t rk_fpid; /* out - first failed pid for which error 100 is returned */ 101 u_int rk_pad0[15]; 102 }; 103 104 #define REAPER_KILL_CHILDREN 0x00000001 105 #define REAPER_KILL_SUBTREE 0x00000002 106 107 #define PROC_TRACE_CTL_ENABLE 1 108 #define PROC_TRACE_CTL_DISABLE 2 109 #define PROC_TRACE_CTL_DISABLE_EXEC 3 110 111 #define PROC_TRAPCAP_CTL_ENABLE 1 112 #define PROC_TRAPCAP_CTL_DISABLE 2 113 114 #ifndef _KERNEL 115 __BEGIN_DECLS 116 int procctl(idtype_t, id_t, int, void *); 117 __END_DECLS 118 119 #endif 120 121 #endif /* !_SYS_PROCCTL_H_ */ 122