1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2006 Roman Divacky 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _LINUX_MISC_H_ 32 #define _LINUX_MISC_H_ 33 34 #include <sys/sysctl.h> 35 36 #define LINUX_MAX_PID_NS_LEVEL 32 37 38 /* bits per mask */ 39 #define LINUX_NFDBITS sizeof(l_fd_mask) * 8 40 41 /* 42 * Miscellaneous 43 */ 44 #define LINUX_NAME_MAX 255 45 #define LINUX_MAX_UTSNAME 65 46 47 #define LINUX_CTL_MAXNAME 10 48 49 /* defines for prctl */ 50 #define LINUX_PR_SET_PDEATHSIG 1 /* Second arg is a signal. */ 51 #define LINUX_PR_GET_PDEATHSIG 2 /* 52 * Second arg is a ptr to return the 53 * signal. 54 */ 55 #define LINUX_PR_GET_DUMPABLE 3 56 #define LINUX_PR_SET_DUMPABLE 4 57 #define LINUX_PR_GET_KEEPCAPS 7 /* Get drop capabilities on setuid */ 58 #define LINUX_PR_SET_KEEPCAPS 8 /* Set drop capabilities on setuid */ 59 #define LINUX_PR_SET_NAME 15 /* Set process name. */ 60 #define LINUX_PR_GET_NAME 16 /* Get process name. */ 61 #define LINUX_PR_GET_SECCOMP 21 62 #define LINUX_PR_SET_SECCOMP 22 63 #define LINUX_PR_CAPBSET_READ 23 64 #define LINUX_PR_SET_NO_NEW_PRIVS 38 65 #define LINUX_PR_SET_PTRACER 1499557217 66 67 #define LINUX_MAX_COMM_LEN 16 /* Maximum length of the process name. */ 68 69 /* For GET/SET DUMPABLE */ 70 #define LINUX_SUID_DUMP_DISABLE 0 /* Don't coredump setuid processes. */ 71 #define LINUX_SUID_DUMP_USER 1 /* Dump as user of process. */ 72 #define LINUX_SUID_DUMP_ROOT 2 /* Dump as root. */ 73 74 #define LINUX_MREMAP_MAYMOVE 1 75 #define LINUX_MREMAP_FIXED 2 76 77 #define LINUX_PATH_MAX 4096 78 79 /* 80 * Non-standard aux entry types used in Linux ELF binaries. 81 */ 82 83 #define LINUX_AT_PLATFORM 15 /* String identifying CPU */ 84 #define LINUX_AT_HWCAP 16 /* CPU capabilities */ 85 #define LINUX_AT_CLKTCK 17 /* frequency at which times() increments */ 86 #define LINUX_AT_SECURE 23 /* secure mode boolean */ 87 #define LINUX_AT_BASE_PLATFORM 24 /* string identifying real platform, may 88 * differ from AT_PLATFORM. 89 */ 90 #define LINUX_AT_RANDOM 25 /* address of random bytes */ 91 #define LINUX_AT_HWCAP2 26 /* CPU capabilities, second part */ 92 #define LINUX_AT_EXECFN 31 /* filename of program */ 93 #define LINUX_AT_SYSINFO 32 /* vsyscall */ 94 #define LINUX_AT_SYSINFO_EHDR 33 /* vdso header */ 95 96 #define LINUX_AT_RANDOM_LEN 16 /* size of random bytes */ 97 98 #ifndef LINUX_AT_MINSIGSTKSZ 99 #define LINUX_AT_MINSIGSTKSZ 51 /* min stack size required by the kernel */ 100 #endif 101 102 /* Linux sets the i387 to extended precision. */ 103 #if defined(__i386__) || defined(__amd64__) 104 #define __LINUX_NPXCW__ 0x37f 105 #endif 106 107 /* Scheduling policies */ 108 #define LINUX_SCHED_OTHER 0 109 #define LINUX_SCHED_FIFO 1 110 #define LINUX_SCHED_RR 2 111 112 #define LINUX_MAX_RT_PRIO 100 113 114 struct l_new_utsname { 115 char sysname[LINUX_MAX_UTSNAME]; 116 char nodename[LINUX_MAX_UTSNAME]; 117 char release[LINUX_MAX_UTSNAME]; 118 char version[LINUX_MAX_UTSNAME]; 119 char machine[LINUX_MAX_UTSNAME]; 120 char domainname[LINUX_MAX_UTSNAME]; 121 }; 122 123 #define LINUX_UTIME_NOW 0x3FFFFFFF 124 #define LINUX_UTIME_OMIT 0x3FFFFFFE 125 126 extern int stclohz; 127 128 #define LINUX_WNOHANG 0x00000001 129 #define LINUX_WUNTRACED 0x00000002 130 #define LINUX_WSTOPPED LINUX_WUNTRACED 131 #define LINUX_WEXITED 0x00000004 132 #define LINUX_WCONTINUED 0x00000008 133 #define LINUX_WNOWAIT 0x01000000 134 135 #define __WNOTHREAD 0x20000000 136 #define __WALL 0x40000000 137 #define __WCLONE 0x80000000 138 139 /* Linux waitid idtype */ 140 #define LINUX_P_ALL 0 141 #define LINUX_P_PID 1 142 #define LINUX_P_PGID 2 143 #define LINUX_P_PIDFD 3 144 145 #define LINUX_RLIMIT_LOCKS 10 146 #define LINUX_RLIMIT_SIGPENDING 11 147 #define LINUX_RLIMIT_MSGQUEUE 12 148 #define LINUX_RLIMIT_NICE 13 149 #define LINUX_RLIMIT_RTPRIO 14 150 #define LINUX_RLIMIT_RTTIME 15 151 152 #define LINUX_RLIM_INFINITY (~0UL) 153 154 /* Linux getrandom flags */ 155 #define LINUX_GRND_NONBLOCK 0x0001 156 #define LINUX_GRND_RANDOM 0x0002 157 158 /* Linux syslog flags */ 159 #define LINUX_SYSLOG_ACTION_READ_ALL 3 160 161 /* Linux seccomp flags */ 162 #define LINUX_SECCOMP_GET_ACTION_AVAIL 2 163 164 /* Linux /proc/self/oom_score_adj */ 165 #define LINUX_OOM_SCORE_ADJ_MIN -1000 166 #define LINUX_OOM_SCORE_ADJ_MAX 1000 167 168 #if defined(__aarch64__) || (defined(__amd64__) && !defined(COMPAT_LINUX32)) 169 int linux_ptrace_status(struct thread *td, int pid, int status); 170 #endif 171 void linux_to_bsd_waitopts(int options, int *bsdopts); 172 struct thread *linux_tdfind(struct thread *, lwpid_t, pid_t); 173 174 struct syscall_info { 175 uint8_t op; 176 uint32_t arch; 177 uint64_t instruction_pointer; 178 uint64_t stack_pointer; 179 union { 180 struct { 181 uint64_t nr; 182 uint64_t args[6]; 183 } entry; 184 struct { 185 int64_t rval; 186 uint8_t is_error; 187 } exit; 188 struct { 189 uint64_t nr; 190 uint64_t args[6]; 191 uint32_t ret_data; 192 } seccomp; 193 }; 194 }; 195 196 #endif /* _LINUX_MISC_H_ */ 197