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 #define LINUX_MAX_PID_NS_LEVEL 32 35 36 /* bits per mask */ 37 #define LINUX_NFDBITS sizeof(l_fd_mask) * 8 38 39 /* 40 * Miscellaneous 41 */ 42 #define LINUX_NAME_MAX 255 43 #define LINUX_MAX_UTSNAME 65 44 45 #define LINUX_CTL_MAXNAME 10 46 47 /* defines for prctl */ 48 #define LINUX_PR_SET_PDEATHSIG 1 /* Second arg is a signal. */ 49 #define LINUX_PR_GET_PDEATHSIG 2 /* 50 * Second arg is a ptr to return the 51 * signal. 52 */ 53 #define LINUX_PR_GET_DUMPABLE 3 54 #define LINUX_PR_SET_DUMPABLE 4 55 #define LINUX_PR_GET_KEEPCAPS 7 /* Get drop capabilities on setuid */ 56 #define LINUX_PR_SET_KEEPCAPS 8 /* Set drop capabilities on setuid */ 57 #define LINUX_PR_SET_NAME 15 /* Set process name. */ 58 #define LINUX_PR_GET_NAME 16 /* Get process name. */ 59 #define LINUX_PR_GET_SECCOMP 21 60 #define LINUX_PR_SET_SECCOMP 22 61 #define LINUX_PR_CAPBSET_READ 23 62 #define LINUX_PR_SET_NO_NEW_PRIVS 38 63 #define LINUX_PR_SET_PTRACER 1499557217 64 65 #define LINUX_MAX_COMM_LEN 16 /* Maximum length of the process name. */ 66 67 /* For GET/SET DUMPABLE */ 68 #define LINUX_SUID_DUMP_DISABLE 0 /* Don't coredump setuid processes. */ 69 #define LINUX_SUID_DUMP_USER 1 /* Dump as user of process. */ 70 #define LINUX_SUID_DUMP_ROOT 2 /* Dump as root. */ 71 72 #define LINUX_MREMAP_MAYMOVE 1 73 #define LINUX_MREMAP_FIXED 2 74 75 #define LINUX_PATH_MAX 4096 76 77 /* 78 * Non-standard aux entry types used in Linux ELF binaries. 79 */ 80 81 #define LINUX_AT_PLATFORM 15 /* String identifying CPU */ 82 #define LINUX_AT_HWCAP 16 /* CPU capabilities */ 83 #define LINUX_AT_CLKTCK 17 /* frequency at which times() increments */ 84 #define LINUX_AT_SECURE 23 /* secure mode boolean */ 85 #define LINUX_AT_BASE_PLATFORM 24 /* string identifying real platform, may 86 * differ from AT_PLATFORM. 87 */ 88 #define LINUX_AT_RANDOM 25 /* address of random bytes */ 89 #define LINUX_AT_HWCAP2 26 /* CPU capabilities, second part */ 90 #define LINUX_AT_EXECFN 31 /* filename of program */ 91 #define LINUX_AT_SYSINFO 32 /* vsyscall */ 92 #define LINUX_AT_SYSINFO_EHDR 33 /* vdso header */ 93 94 #define LINUX_AT_RANDOM_LEN 16 /* size of random bytes */ 95 96 #ifndef LINUX_AT_MINSIGSTKSZ 97 #define LINUX_AT_MINSIGSTKSZ 51 /* min stack size required by the kernel */ 98 #endif 99 100 /* Linux sets the i387 to extended precision. */ 101 #if defined(__i386__) || defined(__amd64__) 102 #define __LINUX_NPXCW__ 0x37f 103 #endif 104 105 /* Scheduling policies */ 106 #define LINUX_SCHED_OTHER 0 107 #define LINUX_SCHED_FIFO 1 108 #define LINUX_SCHED_RR 2 109 110 #define LINUX_MAX_RT_PRIO 100 111 112 struct l_new_utsname { 113 char sysname[LINUX_MAX_UTSNAME]; 114 char nodename[LINUX_MAX_UTSNAME]; 115 char release[LINUX_MAX_UTSNAME]; 116 char version[LINUX_MAX_UTSNAME]; 117 char machine[LINUX_MAX_UTSNAME]; 118 char domainname[LINUX_MAX_UTSNAME]; 119 }; 120 121 #define LINUX_UTIME_NOW 0x3FFFFFFF 122 #define LINUX_UTIME_OMIT 0x3FFFFFFE 123 124 extern int stclohz; 125 126 #define LINUX_WNOHANG 0x00000001 127 #define LINUX_WUNTRACED 0x00000002 128 #define LINUX_WSTOPPED LINUX_WUNTRACED 129 #define LINUX_WEXITED 0x00000004 130 #define LINUX_WCONTINUED 0x00000008 131 #define LINUX_WNOWAIT 0x01000000 132 133 #define __WNOTHREAD 0x20000000 134 #define __WALL 0x40000000 135 #define __WCLONE 0x80000000 136 137 /* Linux waitid idtype */ 138 #define LINUX_P_ALL 0 139 #define LINUX_P_PID 1 140 #define LINUX_P_PGID 2 141 #define LINUX_P_PIDFD 3 142 143 #define LINUX_RLIMIT_LOCKS 10 144 #define LINUX_RLIMIT_SIGPENDING 11 145 #define LINUX_RLIMIT_MSGQUEUE 12 146 #define LINUX_RLIMIT_NICE 13 147 #define LINUX_RLIMIT_RTPRIO 14 148 #define LINUX_RLIMIT_RTTIME 15 149 150 #define LINUX_RLIM_INFINITY (~0UL) 151 152 /* Linux getrandom flags */ 153 #define LINUX_GRND_NONBLOCK 0x0001 154 #define LINUX_GRND_RANDOM 0x0002 155 156 /* Linux syslog flags */ 157 #define LINUX_SYSLOG_ACTION_READ_ALL 3 158 159 /* Linux seccomp flags */ 160 #define LINUX_SECCOMP_GET_ACTION_AVAIL 2 161 162 /* Linux /proc/self/oom_score_adj */ 163 #define LINUX_OOM_SCORE_ADJ_MIN -1000 164 #define LINUX_OOM_SCORE_ADJ_MAX 1000 165 166 #if defined(__aarch64__) || (defined(__amd64__) && !defined(COMPAT_LINUX32)) 167 int linux_ptrace_status(struct thread *td, int pid, int status); 168 #endif 169 void linux_to_bsd_waitopts(int options, int *bsdopts); 170 struct thread *linux_tdfind(struct thread *, lwpid_t, pid_t); 171 172 struct syscall_info { 173 uint8_t op; 174 uint32_t arch; 175 uint64_t instruction_pointer; 176 uint64_t stack_pointer; 177 union { 178 struct { 179 uint64_t nr; 180 uint64_t args[6]; 181 } entry; 182 struct { 183 int64_t rval; 184 uint8_t is_error; 185 } exit; 186 struct { 187 uint64_t nr; 188 uint64_t args[6]; 189 uint32_t ret_data; 190 } seccomp; 191 }; 192 }; 193 194 #endif /* _LINUX_MISC_H_ */ 195